/* ============================================================
   DXF Analyzer — v5 "FLAT" · Bianco / Giallo / Nero
   Stile piatto, minimale, zero gradients, raggi di 0-2px.
   100% CSS: HTML quasi invariato, JS intatto.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600;700&display=swap');

/* ---------- Tokens ---------- */
:root {
    --white:       #ffffff;
    --off-white:   #fafafa;
    --line:        #e5e5e5;
    --line-2:      #cccccc;
    --ink:         #000000;
    --ink-2:       #1a1a1a;
    --ink-soft:    #333333;
    --muted:       #666666;
    --muted-2:     #999999;

    --yellow:      #FFD700;      /* giallo pieno */
    --yellow-2:    #E6C200;      /* giallo hover (leggermente più scuro) */
    --yellow-soft: #FFF8D1;      /* giallo tenue per highlight */
    --yellow-line: #E6C200;

    --danger:      #D92626;
    --danger-soft: #FDECEC;
    --success:     #0A8F3F;
    --success-soft:#E6F4EB;

    --font-sans: 'Space Grotesk', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;

    --radius:    2px;
    --radius-0:  0;

    --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* Compat con vecchie var */
:root {
    --industrial-yellow:    var(--yellow);
    --industrial-highlight: var(--yellow-2);
    --industrial-black:     var(--ink);
    --industrial-gray:      var(--white);
    --industrial-dark-gray: var(--off-white);
    --industrial-light:     var(--ink);
    --brand: var(--yellow);
    --brand-600: var(--yellow-2);
    --brand-50: var(--yellow-soft);
    --text: var(--ink);
    --text-muted: var(--muted);
    --surface: var(--white);
    --surface-2: var(--off-white);
    --emerald: var(--ink);
    --emerald-50: var(--off-white);
    --sky: var(--ink);
    --sky-50: var(--off-white);
    --amber: var(--yellow);
    --violet: var(--ink);
    --violet-50: var(--off-white);
    --text-fade: var(--muted-2);
}

/* ---------- Base ---------- */
html { scroll-behavior: smooth; }

body {
    background: var(--white);
    color: var(--ink);
    font-family: var(--font-sans);
    font-size: 15px;
    line-height: 1.5;
    letter-spacing: -0.005em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden; /* previene scroll orizzontale globale per overflow accidentali */
}

/* ---------- Responsive guard rails (globali) ---------- */
/* Tutti gli elementi rispettano il box parent — niente piu' "esce dal campo" */
img, svg, canvas, video, iframe { max-width: 100%; height: auto; }
table { max-width: 100%; }
pre, code { white-space: pre-wrap; word-break: break-word; }
.card-header h5,
.card-header h2,
.card-header h3 { overflow-wrap: anywhere; word-break: break-word; min-width: 0; }
/* Form select e input: il testo lungo non sfora */
.form-select, .form-control, select, input[type="text"], input[type="email"], input[type="tel"] {
    max-width: 100%;
    text-overflow: ellipsis;
}
/* Bottoni con testo lungo: spezzano se necessario invece di overflow */
.btn { white-space: normal; word-break: break-word; }
/* Bootstrap card-body: niente overflow x */
.card { min-width: 0; }
.card-body { min-width: 0; }
/* Container Bootstrap: padding più stretto su mobile gestito da Bootstrap */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-sans);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
    overflow-wrap: anywhere;
    word-break: break-word;
    min-width: 0;
}

.text-muted { color: var(--muted) !important; }
.text-white { color: var(--white) !important; }

::selection { background: var(--yellow); color: var(--ink); }

:focus-visible {
    outline: 2px solid var(--yellow) !important;
    outline-offset: 2px;
    border-radius: 0;
}

/* Numeri monospace */
#total-length,
#upload-total-length,
#bbox-width, #bbox-height,
#cutting-cost, #format-cost, #total-cost,
#preview-filename, #file-display,
.layer-length, .entity-badge, .page-link,
.mono {
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
    letter-spacing: 0;
}

/* ---------- Container ---------- */
.container { max-width: 1400px; padding-left: 24px; padding-right: 24px; }

/* ============================================================
   NAVBAR — barra nera su bianco, bordo giallo sotto
   ============================================================ */

.navbar {
    background: var(--white) !important;
    border-bottom: 3px solid var(--yellow);
    padding: 14px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    margin-bottom: 2rem !important;
}
.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand {
    color: var(--ink) !important;
    font-weight: 700;
    letter-spacing: -0.02em;
    display: inline-flex !important;
    align-items: center;
    gap: 14px;
    padding: 0 !important;
    text-transform: none;
    text-decoration: none;
    min-width: 0;
    flex-shrink: 1;
}

/* Permette a brand + mode-switch di andare a capo invece di sforare la navbar */
.navbar > .container { flex-wrap: wrap; gap: 8px; }
.navbar-brand__text { min-width: 0; }

/* Logo caricato */
.navbar-brand__logo {
    width: 48px;
    height: 48px;
    object-fit: contain;
    display: block;
    background: var(--white);
    border: 2px solid var(--ink);
    padding: 4px;
    border-radius: var(--radius);
}

/* Placeholder logo (icona default) */
.navbar-brand__mark {
    width: 48px;
    height: 48px;
    background: var(--yellow);
    border: 2px solid var(--ink);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--ink);
    border-radius: var(--radius);
    flex-shrink: 0;
}
.navbar-brand__mark i { color: var(--ink); }

.navbar-brand__text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
    gap: 3px;
}
.navbar-brand__name {
    font-size: 20px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.02em;
    text-transform: uppercase;
}
.navbar-brand__tag {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    color: var(--ink);
    background: var(--yellow);
    padding: 2px 8px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    align-self: flex-start;
    border-radius: 0;
}

/* ---------- Footer ---------- */
.footer {
    margin-top: auto;
    background: var(--ink) !important;
    color: var(--white);
    padding: 20px 0 !important;
    border-top: 3px solid var(--yellow);
}
.footer .text-muted {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--white) !important;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    opacity: 0.8;
}

/* ============================================================
   CARDS — bianco con bordo nero, zero radius
   ============================================================ */

.card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: none;
    overflow: hidden;
    margin-bottom: 1.25rem;
    position: relative;
    transition: border-color 120ms var(--ease);
}
.card:hover { border-color: var(--line-2); }

/* Card header: stretta colorata sopra, titolo nero su bianco */
.card-header {
    background: var(--white) !important;
    padding: 14px 20px !important;
    height: auto !important;
    min-height: 52px;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    color: var(--ink) !important;
    font-weight: 700;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    position: relative;
}
.card-header::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 4px;
    background: var(--yellow);
}
.card-header.bg-primary,
.card-header.bg-info,
.card-header.bg-secondary,
.card-header.bg-dark {
    background: var(--white) !important;
    color: var(--ink) !important;
}

.card-header h2, .card-header h3, .card-header h5 {
    margin: 0;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.04em;
    color: var(--ink);
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.card-header h2 { font-size: 14px; }

.card-header i {
    color: var(--ink) !important;
    margin-right: 0 !important;
    font-size: 13px;
    background: var(--yellow);
    padding: 6px;
    width: 28px; height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 0;
}

.card-body {
    background: var(--white) !important;
    padding: 20px !important;
    border-radius: 0 !important;
}

/* ============================================================
   UPLOAD CARD — stile speciale, header cliccabile
   ============================================================ */

.upload-card-flat .card-header.upload-trigger {
    cursor: pointer;
    padding: 20px 24px !important;
    min-height: 84px;
    background: var(--ink) !important;
    color: var(--white) !important;
    border-bottom: 4px solid var(--yellow);
    transition: background-color 120ms var(--ease);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    user-select: none;
}
.upload-card-flat .card-header.upload-trigger::before {
    background: var(--yellow);
    width: 6px;
}
.upload-card-flat .card-header.upload-trigger:hover {
    background: var(--ink-2) !important;
}
.upload-card-flat .card-header.upload-trigger:hover::before {
    background: var(--white);
}
.upload-card-flat .card-header.upload-trigger h2 {
    color: var(--white);
    font-size: 20px;
    letter-spacing: -0.01em;
    text-transform: uppercase;
    font-weight: 700;
}
.upload-card-flat .card-header.upload-trigger h2 i {
    background: var(--yellow);
    color: var(--ink) !important;
    width: 32px; height: 32px;
    padding: 8px;
}
.upload-trigger__hint {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--yellow);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 500;
    margin-left: 42px;
}

/* Variante senza header (riga singola) */
.upload-card-flat--single {
    margin-bottom: 0 !important;
}
.upload-card-flat--single .card-body {
    padding: 16px 18px !important;
}

/* Pulsante "Carica File DXF" — stile come Analizza (giallo + bordo nero) */
.btn-carica {
    display: inline-flex !important;
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
    height: 56px;
    min-width: 168px;
    padding: 0 16px !important;
    background: var(--yellow) !important;
    color: var(--ink) !important;
    border: 2px solid var(--ink) !important;
    border-radius: var(--radius) !important;
    font-family: var(--font-sans);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: background-color 120ms var(--ease), color 120ms var(--ease);
    white-space: nowrap;
    margin: 0;
}
.btn-carica:hover, .btn-carica:focus {
    background: var(--ink) !important;
    color: var(--yellow) !important;
    border-color: var(--ink) !important;
}
.btn-carica i { font-size: 18px; }
.btn-carica__stack {
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.0;
}
.btn-carica__title {
    font-size: 14px;
    font-weight: 700;
}
.btn-carica__hint {
    font-size: 9.5px;
    font-weight: 600;
    letter-spacing: 0.10em;
    opacity: 0.78;
    margin-top: 4px;
}

/* Upload row single: [CARICA] [file-display] [NUOVO] [ANALIZZA] [DIMENSIONI] [LUNGHEZZA] */
.upload-row {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto auto auto auto;
    gap: 12px;
    align-items: stretch;
}

.upload-row--single {
    grid-template-columns: auto minmax(180px, 0.6fr) auto auto auto auto;
}

/* Bottone "Nuovo" SOLO-ICONA: giallo / nero, hover nero / giallo */
.btn-nuovo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--yellow);
    color: var(--ink);
    border: 2px solid var(--ink);
    border-radius: 0;
    padding: 0;
    width: 56px;
    min-width: 56px;
    min-height: 56px;
    font-size: 16px;
    transition: background 120ms ease, color 120ms ease, transform 120ms ease;
}
.btn-nuovo:hover,
.btn-nuovo:focus {
    background: var(--ink);
    color: var(--yellow);
    outline: none;
    box-shadow: none;
}
.btn-nuovo:active { transform: translateY(1px); }
.btn-nuovo--icon { width: 56px; padding: 0 !important; }
.btn-nuovo i { font-size: 16px; }

.upload-row__file-display {
    display: flex;
    align-items: stretch;
    min-width: 0;
    max-width: 280px;
}
.upload-row__file-display #file-display {
    width: 100%;
}
/* Il label che avvolge file-display è cliccabile */
.upload-row__file {
    display: block;
    cursor: pointer;
    margin: 0;
}
.upload-row__file:hover #file-display {
    border-color: var(--ink);
    background: var(--yellow-soft);
}

#file-display {
    width: 100%;
    background: var(--white) !important;
    border: 2px solid var(--line-2) !important;
    color: var(--ink) !important;
    font-family: var(--font-mono);
    font-size: 14px;
    padding: 0 16px !important;
    height: 56px;
    min-height: 56px !important;
    border-radius: var(--radius) !important;
    cursor: pointer;
    transition: border-color 120ms var(--ease), background-color 120ms var(--ease);
}
#file-display::placeholder {
    color: var(--muted-2) !important;
    font-style: normal;
    opacity: 1;
}

/* Pulsante Analizza sulla stessa riga */
.upload-row #analyze-btn {
    height: 56px !important;
    min-height: 56px !important;
    min-width: 180px !important;
    padding: 0 28px !important;
    border-radius: var(--radius) !important;
    font-size: 15px !important;
    font-weight: 700 !important;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border: 2px solid var(--ink) !important;
    box-shadow: none !important;
    animation: none !important;
    opacity: 1 !important;
    width: auto !important;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.upload-row #analyze-btn small { display: none !important; }
.upload-row #analyze-btn:not(:disabled) {
    background: var(--yellow) !important;
    color: var(--ink) !important;
    border-color: var(--ink) !important;
}
.upload-row #analyze-btn:not(:disabled) span[style] { color: var(--ink) !important; }
.upload-row #analyze-btn:not(:disabled):hover {
    background: var(--ink) !important;
    color: var(--yellow) !important;
    border-color: var(--ink) !important;
    transform: none;
}
.upload-row #analyze-btn:not(:disabled):hover span[style],
.upload-row #analyze-btn:not(:disabled):hover i { color: var(--yellow) !important; }
.upload-row #analyze-btn:disabled,
.upload-row #analyze-btn[disabled] {
    background: var(--off-white) !important;
    color: var(--muted-2) !important;
    border-color: var(--line-2) !important;
    cursor: not-allowed !important;
}
.upload-row #analyze-btn[disabled] span[style],
.upload-row #analyze-btn[disabled] i { color: var(--muted-2) !important; }

/* Lunghezza totale sulla stessa riga */
.upload-row__length {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 0 20px;
    height: 56px;
    min-width: 200px;
    background: var(--off-white);
    border: 2px solid var(--line-2);
    border-radius: var(--radius);
    opacity: 0.45;
    transition: opacity 200ms var(--ease), background-color 200ms var(--ease), border-color 200ms var(--ease);
}
.upload-row__length--visible {
    opacity: 1;
    background: var(--yellow-soft);
    border-color: var(--ink);
}
.upload-row__length-label {
    font-family: var(--font-mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--muted);
    font-weight: 600;
    line-height: 1;
}
.upload-row__length-value {
    margin-top: 2px;
    display: inline-flex;
    align-items: baseline;
    gap: 4px;
    color: var(--ink);
    font-family: var(--font-mono);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.1;
}
.upload-row__length-value em {
    font-style: normal;
    font-size: 11px;
    font-weight: 500;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ============================================================
   STAT BOX (Dimensioni / Lunghezza) — icona sx + label/valore dx
   ============================================================ */
.upload-row__stat {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    height: 56px;
    padding: 0 16px;
    background: var(--off-white, #f5f5f5);
    border: 2px solid var(--ink, #111);
    border-radius: var(--radius, 0);
    min-width: 156px;
}
.upload-row__stat[hidden] { display: none !important; }
.upload-row__stat-icon {
    font-size: 22px;
    color: var(--ink, #111);
    flex-shrink: 0;
}
.upload-row__stat-text {
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    line-height: 1.0;
    min-width: 0;
}
.upload-row__stat-label {
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: 9.5px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--muted, #6b7280);
    font-weight: 600;
}
.upload-row__stat-value {
    margin-top: 4px;
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: 16px;
    font-weight: 700;
    color: var(--ink, #111);
    letter-spacing: -0.01em;
    line-height: 1.1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.upload-row__stat-value em {
    font-style: normal;
    font-size: 11px;
    font-weight: 500;
    color: var(--muted, #6b7280);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-left: 2px;
}
.upload-row__stat--length { background: var(--yellow-soft, #fff8c5); }
.upload-row__stat--dim    { background: #ffffff; }

/* ============================================================
   BUTTONS — flat, squadrati
   ============================================================ */

.btn {
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    padding: 10px 18px;
    border-radius: var(--radius);
    box-shadow: none !important;
    transition: background-color 120ms var(--ease), color 120ms var(--ease), border-color 120ms var(--ease);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    line-height: 1.2;
    border: 2px solid transparent;
    white-space: nowrap;
    text-decoration: none;
}
.btn:active { transform: none; }

/* Primary: giallo con bordo nero */
.btn-primary {
    background: var(--yellow) !important;
    color: var(--ink) !important;
    border-color: var(--ink) !important;
    font-weight: 700;
}
.btn-primary:hover,
.btn-primary:focus {
    background: var(--ink) !important;
    color: var(--yellow) !important;
    border-color: var(--ink) !important;
}

/* Secondary disabled */
.btn-secondary {
    background: var(--off-white);
    border-color: var(--line-2);
    color: var(--muted-2);
}

/* Outline light (toolbar preview) */
.btn-outline-light {
    background: var(--white);
    border: 2px solid var(--ink);
    color: var(--ink) !important;
    padding: 6px 10px !important;
    font-size: 13px;
    border-radius: var(--radius) !important;
    margin-left: 2px;
    min-width: 36px;
    height: 36px;
}
.btn-outline-light:hover, .btn-outline-light:focus {
    background: var(--yellow);
    color: var(--ink) !important;
    border-color: var(--ink);
}

/* Danger */
.btn-danger {
    background: var(--white);
    border: 2px solid var(--danger);
    color: var(--danger) !important;
    font-weight: 700;
    padding: 6px 12px !important;
    font-size: 12px;
    border-radius: var(--radius) !important;
    height: 36px;
}
.btn-danger:hover, .btn-danger:focus {
    background: var(--danger);
    border-color: var(--danger);
    color: var(--white) !important;
}

.btn-outline-secondary {
    background: var(--white);
    border: 2px solid var(--ink);
    color: var(--ink);
    border-radius: var(--radius);
    font-size: 12px;
    padding: 5px 12px;
    font-weight: 700;
}
.btn-outline-secondary:hover {
    background: var(--yellow);
    color: var(--ink);
    border-color: var(--ink);
}

.btn-sm { padding: 5px 10px; font-size: 11px; }

/* ============================================================
   FORMS
   ============================================================ */

.form-control, .form-select {
    background: var(--white) !important;
    border: 2px solid var(--line-2) !important;
    color: var(--ink) !important;
    font-family: var(--font-sans);
    font-size: 14px;
    padding: 10px 14px;
    min-height: 44px;
    border-radius: var(--radius) !important;
    transition: border-color 120ms var(--ease), background-color 120ms var(--ease);
    box-shadow: none !important;
}
.form-control:focus, .form-select:focus {
    background: var(--white) !important;
    border-color: var(--ink) !important;
    color: var(--ink) !important;
    box-shadow: 0 0 0 3px var(--yellow-soft) !important;
    outline: none !important;
}
.form-control::placeholder {
    color: var(--muted-2) !important;
    opacity: 1 !important;
}

.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23000' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e") !important;
    background-repeat: no-repeat !important;
    background-position: right 12px center !important;
    background-size: 14px !important;
    padding-right: 38px !important;
}

.form-label {
    font-family: var(--font-mono);
    font-size: 10px !important;
    font-weight: 700 !important;
    letter-spacing: 0.12em !important;
    text-transform: uppercase !important;
    color: var(--muted) !important;
    margin-bottom: 6px !important;
}

.input-group { border-radius: var(--radius); overflow: visible; gap: 0; }

/* ============================================================
   PREVIEW — bianco con griglia nera sottile
   ============================================================ */

#preview-container {
    position: relative;
    overflow: hidden;
    background-color: var(--white) !important;
    border-top: 1px solid var(--line) !important;
    border-radius: 0 !important;
    box-shadow: none !important;
}
#preview-container::before {
    content: "ANTEPRIMA";
    position: absolute;
    top: 12px; right: 14px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.22em;
    color: var(--ink);
    font-weight: 700;
    z-index: 1;
    pointer-events: none;
    padding: 3px 10px;
    background: var(--yellow);
    border-radius: 0;
}
#preview-container canvas {
    position: absolute;
    top: 0; left: 0;
    width: 100% !important;
    height: 100% !important;
    display: block;
    z-index: 2;
    filter: none;
    mix-blend-mode: normal;
}

#preview-filename {
    font-size: 11px !important;
    font-weight: 600 !important;
    color: var(--ink) !important;
    max-width: min(300px, 60vw);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: inline-block;
    vertical-align: middle;
    font-style: normal !important;
    margin-left: 8px !important;
    padding: 3px 8px;
    background: var(--yellow);
    border-radius: 0;
    letter-spacing: 0.04em;
    font-family: var(--font-mono);
    text-transform: uppercase;
}

/* ============================================================
   PREVIEW TOOLBAR (zoom, home, grid)
   ============================================================ */
.preview-toolbar {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.preview-toolbar__group {
    display: inline-flex;
    align-items: center;
    background: var(--white);
    border: 2px solid var(--ink);
    border-radius: 0;
    overflow: hidden;
}
.preview-toolbar__btn {
    appearance: none;
    -webkit-appearance: none;
    border: 0;
    background: var(--white);
    color: var(--ink);
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    cursor: pointer;
    transition: background 120ms ease, color 120ms ease;
    position: relative;
}
.preview-toolbar__btn + .preview-toolbar__btn {
    border-left: 1px solid var(--line);
}
.preview-toolbar__btn:hover,
.preview-toolbar__btn:focus {
    background: var(--yellow);
    color: var(--ink);
    outline: none;
}
.preview-toolbar__btn:active {
    background: var(--ink);
    color: var(--yellow);
}
.preview-toolbar__btn.is-active {
    background: var(--ink);
    color: var(--yellow);
}

/* ============================================================
   METRIC DISPLAYS
   ============================================================ */

#total-length {
    font-size: 3rem !important;
    font-weight: 700 !important;
    line-height: 1 !important;
    letter-spacing: -0.03em !important;
    color: var(--ink) !important;
    background: none !important;
    -webkit-text-fill-color: var(--ink) !important;
    margin: 8px 0 6px !important;
    display: inline-block;
    text-shadow: none !important;
}

.card-body .text-center .text-muted {
    font-family: var(--font-mono);
    font-size: 10px !important;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--muted) !important;
    font-weight: 600;
}
.card-body .text-center .text-muted small { font-size: 10px !important; letter-spacing: 0.1em; }

#bbox-width, #bbox-height {
    font-size: 1.8rem !important;
    font-weight: 700 !important;
    color: var(--ink) !important;
    letter-spacing: -0.02em !important;
    margin: 0 !important;
    line-height: 1.1;
}
#bounding-box-card .card-body { padding: 18px 20px !important; }
#bounding-box-card .row { margin: 0 !important; }
#bounding-box-card .col-6 {
    padding: 12px 10px !important;
    border: 2px solid var(--ink);
    margin: 0 4px;
    text-align: center;
    background: var(--white);
}
#bounding-box-card .col-6:first-of-type { margin-left: 0; }
#bounding-box-card .col-6:last-of-type  { margin-right: 0; }
#bounding-box-card .col-6 small {
    font-family: var(--font-mono);
    font-size: 10px !important;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted) !important;
    font-weight: 700;
}

/* ============================================================
   COST RESULT
   ============================================================ */

#cost-result {
    background: var(--yellow-soft) !important;
    color: var(--ink) !important;
    border: 2px solid var(--ink) !important;
    border-radius: var(--radius) !important;
    padding: 18px !important;
    margin-top: 14px !important;
    box-shadow: none !important;
}
#cost-result .row {
    font-size: 13px;
    color: var(--ink);
    align-items: baseline;
    margin-bottom: 6px !important;
}
#cost-result #cutting-cost,
#cost-result #format-cost {
    color: var(--ink) !important;
    font-weight: 700 !important;
    font-size: 14px;
}
#cost-result hr { border-color: var(--ink) !important; opacity: 1 !important; margin: 12px 0 !important; }
#total-cost {
    font-size: 1.9rem !important;
    font-weight: 700 !important;
    color: var(--ink) !important;
    letter-spacing: -0.03em !important;
    line-height: 1 !important;
    background: var(--yellow);
    padding: 4px 12px;
    display: inline-block;
    border: 2px solid var(--ink);
}

#calculate-cost-btn {
    border-radius: var(--radius) !important;
    padding: 12px 20px !important;
    font-weight: 700 !important;
    background: var(--yellow) !important;
    color: var(--ink) !important;
    border: 2px solid var(--ink) !important;
    box-shadow: none !important;
    margin-top: 4px !important;
    font-size: 14px !important;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
#calculate-cost-btn:hover, #calculate-cost-btn:focus {
    background: var(--ink) !important;
    color: var(--yellow) !important;
    transform: none;
}

/* ============================================================
   LAYER LIST
   ============================================================ */

.layer-list-container { padding: 0 !important; }
.layer-list-item {
    padding: 10px 12px !important;
    border-radius: 0 !important;
    border-bottom: 1px solid var(--line) !important;
    transition: background-color 120ms var(--ease);
    margin-bottom: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 10px;
}
.layer-list-item:last-child { border-bottom: none !important; }
.layer-list-item:hover { background: var(--yellow-soft); }

.layer-name {
    font-family: var(--font-mono) !important;
    font-weight: 500 !important;
    color: var(--ink) !important;
    font-size: 12px !important;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 140px;
}
.layer-length { font-size: 12px !important; color: var(--muted) !important; font-weight: 600; font-family: var(--font-mono); }
.layer-length strong { color: var(--ink) !important; font-weight: 700 !important; }

.color-indicator {
    width: 12px !important;
    height: 12px !important;
    border-radius: 0 !important;
    border: 1px solid var(--ink);
    flex-shrink: 0;
}

.layer-checkbox { accent-color: var(--ink); width: 16px !important; height: 16px !important; cursor: pointer; }

#entity-layers-chart { height: 340px !important; overflow-y: auto; padding-right: 6px; }
#entity-layers-chart::-webkit-scrollbar { width: 6px; }
#entity-layers-chart::-webkit-scrollbar-track { background: transparent; }
#entity-layers-chart::-webkit-scrollbar-thumb { background: var(--line-2); border-radius: 0; }
#entity-layers-chart::-webkit-scrollbar-thumb:hover { background: var(--ink); }

/* ============================================================
   ENTITY TABLE
   ============================================================ */

.table { color: var(--ink); border-color: var(--line); margin-bottom: 0; font-size: 13px; border-collapse: separate; border-spacing: 0; }
.table > :not(caption) > * > * { padding: 10px 14px; border-color: var(--line); background: transparent; color: var(--ink); }
.table thead th {
    background: var(--ink) !important;
    color: var(--white) !important;
    font-family: var(--font-mono);
    font-size: 10px !important;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700 !important;
    border-bottom: 2px solid var(--yellow) !important;
    padding: 10px 14px !important;
}
.table thead th:first-child { border-top-left-radius: 0; }
.table thead th:last-child  { border-top-right-radius: 0; }
.table-striped > tbody > tr:nth-of-type(odd) > * { background: var(--off-white) !important; color: var(--ink) !important; }
.table-striped > tbody > tr:nth-of-type(even) > * { background: var(--white) !important; color: var(--ink) !important; }
.table-hover > tbody > tr:hover > * { background: var(--yellow-soft) !important; color: var(--ink) !important; }

.entity-badge {
    display: inline-block;
    padding: 2px 8px;
    font-size: 10px !important;
    font-weight: 700 !important;
    line-height: 1.5 !important;
    letter-spacing: 0.08em;
    color: var(--ink) !important;
    background: var(--yellow) !important;
    border: 1px solid var(--ink);
    border-radius: 0;
    text-transform: uppercase;
}
.entity-LINE, .entity-CIRCLE, .entity-ARC,
.entity-LWPOLYLINE, .entity-POLYLINE,
.entity-SPLINE, .entity-ELLIPSE {
    background: var(--yellow) !important;
    color: var(--ink) !important;
}

#entity-search { padding-left: 16px; background: var(--white) !important; }

/* ============================================================
   PAGINATION
   ============================================================ */

.pagination { gap: 0; margin-top: 14px; }
.page-link {
    background: var(--white) !important;
    border: 1px solid var(--ink) !important;
    color: var(--ink) !important;
    padding: 7px 12px !important;
    font-size: 12px;
    border-radius: 0 !important;
    transition: all 100ms var(--ease);
    margin-left: -1px;
    font-weight: 600;
}
.page-link:hover { background: var(--yellow) !important; color: var(--ink) !important; border-color: var(--ink) !important; }
.page-item.active .page-link {
    background: var(--ink) !important; border-color: var(--ink) !important; color: var(--yellow) !important; font-weight: 700;
}
.page-item.disabled .page-link { background: var(--off-white) !important; color: var(--muted-2) !important; opacity: 0.6; }

/* ============================================================
   ALERTS
   ============================================================ */

.alert {
    border-radius: var(--radius);
    padding: 14px 18px;
    font-size: 14px;
    border: 2px solid var(--ink);
    display: flex;
    align-items: center;
    gap: 10px;
}
.alert-info { background: var(--yellow-soft); color: var(--ink); border-color: var(--ink); border-left-width: 4px; }
.alert-info i { color: var(--ink); }
.alert-danger { background: var(--danger-soft); color: var(--danger); border-color: var(--danger); border-left-width: 4px; }

@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
.fa-spinner, .fa-spin { animation: spin 0.9s linear infinite; }

/* ============================================================
   MODAL
   ============================================================ */

.modal-content {
    background: var(--white);
    color: var(--ink);
    border: 2px solid var(--ink);
    border-radius: var(--radius);
    box-shadow: 8px 8px 0 var(--yellow);
    overflow: hidden;
}
.modal-content::before { display: none; }
.modal-header {
    border-bottom: 2px solid var(--ink);
    padding: 16px 20px;
    background: var(--yellow);
}
.modal-title {
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 0.02em;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--ink);
    text-transform: uppercase;
}
.modal-title i { color: var(--ink); }
.modal-body { padding: 22px; color: var(--ink); }
.modal-footer { border-top: 1px solid var(--line); padding: 14px 20px; background: var(--off-white); }
.modal-body h6 {
    font-family: var(--font-mono);
    font-size: 10px !important;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--muted) !important;
    font-weight: 700;
    border-bottom: 1px solid var(--ink) !important;
    padding-bottom: 8px !important;
    margin-bottom: 14px !important;
}
.btn-close { filter: none; opacity: 0.7; }
.btn-close:hover { opacity: 1; }

.instruction-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 70px;
    background: var(--yellow-soft);
    border: 1px solid var(--ink);
    border-radius: 0;
}
.instruction-icon i { color: var(--ink); }
.modal-body .col-md-3 h6, .modal-body .col-md-4 h6 {
    font-family: var(--font-sans) !important;
    font-size: 12px !important;
    text-transform: none !important;
    letter-spacing: 0 !important;
    color: var(--ink) !important;
    border-bottom: none !important;
    padding-bottom: 0 !important;
    margin-bottom: 4px !important;
    font-weight: 700 !important;
}
.modal-body .small, .modal-body p.small { color: var(--muted) !important; font-size: 11px !important; }

.color-sample {
    display: inline-block;
    width: 40px; height: 40px;
    border-radius: 0;
    border: 2px solid var(--ink);
    box-shadow: 3px 3px 0 var(--yellow);
}

.form-check-input { background-color: var(--white); border-color: var(--ink); border-width: 2px; width: 16px; height: 16px; border-radius: 0; }
.form-check-input:checked { background-color: var(--ink); border-color: var(--ink); }
.form-check-label { color: var(--ink) !important; font-size: 13px; }

/* ============================================================
   Preview interactions (tooltip, context menu)
   ============================================================ */

.preview-tooltip {
    position: absolute;
    background: var(--ink);
    color: var(--yellow);
    padding: 6px 10px;
    border-radius: 0;
    font-family: var(--font-mono);
    font-size: 12px;
    border: 1px solid var(--yellow);
    pointer-events: none;
    z-index: 100;
    display: none;
}
.entity-context-menu {
    position: absolute;
    background: var(--white);
    border: 2px solid var(--ink);
    border-radius: 0;
    padding: 8px;
    box-shadow: 4px 4px 0 var(--yellow);
    min-width: 200px;
    max-width: 240px;
    color: var(--ink);
    font-size: 13px;
    user-select: none;
    z-index: 10000;
}
.context-menu-title {
    margin-bottom: 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--ink);
    font-weight: 700;
    font-size: 10px;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-family: var(--font-mono);
}
.layer-option-list { margin: 0; padding: 0; list-style: none; }
.layer-option-item {
    display: block;
    padding: 7px 10px;
    cursor: pointer;
    border-radius: 0;
    transition: background-color 100ms var(--ease);
    margin-bottom: 1px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--ink);
}
.layer-option-item:hover { background: var(--yellow-soft); }
.layer-option-item.active { background: var(--yellow); color: var(--ink); font-weight: 700; }
.layer-option-item.cancel {
    border-top: 1px solid var(--ink);
    margin-top: 4px;
    padding-top: 8px;
    color: var(--danger);
    font-weight: 700;
}

.mode-toolbar { padding: 4px; background: var(--white); border: 2px solid var(--ink); border-radius: 0; box-shadow: 3px 3px 0 var(--yellow); }
.mode-toolbar .btn { padding: 6px 10px; margin-right: 4px; }

.selection-box { position: absolute; border: 1px dashed var(--ink); background: rgba(255,215,0,0.2); pointer-events: none; z-index: 10; }

#preview-container.mode-pan { cursor: grab; }
#preview-container.mode-pan:active { cursor: grabbing; }
#preview-container.mode-select { cursor: crosshair; }

/* ============================================================
   Compatibility helpers
   ============================================================ */

#cost-result[style*="212529"] { background: var(--yellow-soft) !important; color: var(--ink) !important; }
#cost-result[style*="212529"] * { color: var(--ink) !important; }
#cost-result[style*="212529"] #total-cost { color: var(--ink) !important; background: var(--yellow) !important; }

#footer-help-btn.btn, button[id*="helpBtn"].btn {
    background: var(--white) !important;
    border: 2px solid var(--ink) !important;
    color: var(--ink) !important;
    border-radius: var(--radius) !important;
    padding: 9px 16px !important;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    box-shadow: 3px 3px 0 var(--yellow);
}
#footer-help-btn.btn:hover, button[id*="helpBtn"].btn:hover {
    background: var(--yellow) !important;
    color: var(--ink) !important;
    border-color: var(--ink) !important;
}

/* ============================================================
   QUOTE REQUEST — flat
   ============================================================ */

#request-quote-btn {
    background: var(--ink) !important;
    border: 2px solid var(--ink) !important;
    color: var(--yellow) !important;
    box-shadow: none !important;
    font-weight: 700 !important;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-radius: var(--radius) !important;
    padding: 13px 18px !important;
}
#request-quote-btn:hover, #request-quote-btn:focus {
    background: var(--yellow) !important;
    color: var(--ink) !important;
    border-color: var(--ink) !important;
    box-shadow: none !important;
}
.quote-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    text-align: center;
    font-size: 11px !important;
    color: var(--muted) !important;
    letter-spacing: 0.02em;
    font-family: var(--font-mono);
}

.quote-summary { background: var(--off-white); border: 2px solid var(--ink); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 20px; }
.quote-summary__row { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; padding: 5px 0; font-size: 13px; color: var(--muted); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.quote-summary__row > * { min-width: 0; overflow-wrap: anywhere; word-break: break-word; }
.quote-summary__row:last-child { border-bottom: none; }
.quote-summary__row strong { color: var(--ink); font-weight: 700; text-align: right; }
.quote-summary__row--total { padding-top: 10px; margin-top: 4px; border-top: 2px solid var(--ink); }
.quote-summary__row--total span { font-weight: 700; font-size: 13px; color: var(--ink); text-transform: uppercase; letter-spacing: 0.08em; font-family: var(--font-mono); }
.quote-summary__row--total strong { font-size: 20px; font-weight: 700 !important; color: var(--ink) !important; background: var(--yellow); padding: 2px 10px; border: 1px solid var(--ink); white-space: nowrap; }

.quote-form .form-label { font-weight: 700; color: var(--ink); text-transform: uppercase; letter-spacing: 0.04em; font-size: 11px !important; font-family: var(--font-mono); }
.quote-form textarea.form-control { min-height: 90px; resize: vertical; }
.quote-privacy { padding: 10px 12px; background: var(--yellow-soft); border: 1px solid var(--ink); border-radius: var(--radius); display: flex; align-items: center; gap: 6px; color: var(--ink); }

.quote-success {
    display: flex; align-items: flex-start; gap: 14px;
    padding: 18px 20px;
    background: var(--success-soft);
    border: 2px solid var(--success);
    border-radius: var(--radius);
    color: var(--ink);
}
.quote-success i.fa-circle-check { font-size: 30px; color: var(--success); flex-shrink: 0; }
.quote-success strong { font-size: 15px; display: block; margin-bottom: 4px; text-transform: uppercase; letter-spacing: 0.02em; }
.quote-success p { margin: 0; color: var(--muted); font-size: 13px; }
.quote-success .mono { font-family: var(--font-mono); font-weight: 700; color: var(--ink); background: var(--yellow); padding: 2px 8px; border-radius: 0; border: 1px solid var(--ink); letter-spacing: 0.04em; }

/* ============================================================
   ADMIN
   ============================================================ */

.admin-login-wrap { min-height: calc(100vh - 200px); display: flex; align-items: center; justify-content: center; padding: 24px; }
.admin-login-card {
    background: var(--white);
    border: 2px solid var(--ink);
    border-radius: var(--radius);
    box-shadow: 8px 8px 0 var(--yellow);
    padding: 34px 30px;
    width: 100%; max-width: 420px;
}
.admin-login-head { text-align: center; margin-bottom: 22px; }
.admin-login-icon {
    width: 54px; height: 54px;
    background: var(--yellow);
    color: var(--ink);
    border: 2px solid var(--ink);
    border-radius: 0;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 22px;
    margin-bottom: 14px;
}
.admin-login-head h1 { font-size: 22px; margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.02em; }
.admin-login-foot { margin: 18px 0 0; text-align: center; font-size: 11px; font-family: var(--font-mono); color: var(--muted); letter-spacing: 0.04em; }

.admin-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; margin-bottom: 24px; flex-wrap: wrap; }
.admin-head .eyebrow {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--ink);
    background: var(--yellow);
    padding: 3px 8px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    margin-bottom: 8px;
    font-weight: 700;
}
.admin-title { font-size: 28px; margin: 0; letter-spacing: -0.02em; text-transform: uppercase; }
.admin-title .badge-count {
    display: inline-block;
    background: var(--ink);
    color: var(--yellow);
    font-size: 11px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 0;
    margin-left: 10px;
    vertical-align: middle;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-family: var(--font-mono);
}
.admin-head-actions { display: flex; gap: 8px; }

.admin-filters { display: flex; gap: 0; margin-bottom: 24px; flex-wrap: wrap; }
.chip {
    display: inline-flex;
    padding: 8px 18px;
    background: var(--white);
    border: 2px solid var(--ink);
    color: var(--ink);
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 0;
    margin-right: -2px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    transition: all 120ms var(--ease);
}
.chip:hover { background: var(--yellow-soft); text-decoration: none; color: var(--ink); }
.chip--active { background: var(--ink); color: var(--yellow); }
.chip--active:hover { background: var(--ink); color: var(--yellow); }
.chip-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 6px;
    margin-left: 8px;
    background: var(--yellow);
    color: var(--ink);
    border: 1.5px solid var(--ink);
    font-size: 10px;
    font-weight: 800;
    border-radius: 999px;
    line-height: 1;
}
.chip--active .chip-badge { background: var(--white); color: var(--ink); }

/* Sezioni filtri admin: separa visualmente i due gruppi (tipo, stato) */
.admin-filters + .admin-filters { margin-top: -12px; }

/* Badge tipo richiesta (PREVENTIVO / ORDINE) */
.badge-type {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 2px solid var(--ink);
    border-radius: 0;
    margin-right: 10px;
    line-height: 1.4;
    flex-shrink: 0;
}
.badge-type--quote { background: var(--white); color: var(--ink); }
.badge-type--order { background: var(--ink); color: var(--yellow); }

/* Badge servizio (LASER giallo · CNC ciano) — affianco a tipo richiesta */
.badge-mode {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 2px solid var(--ink);
    border-radius: 0;
    margin-right: 10px;
    line-height: 1.4;
    flex-shrink: 0;
    white-space: nowrap;
}
.badge-mode--laser { background: #fbbf24; color: var(--ink); }
.badge-mode--plotter { background: #22d3ee; color: var(--ink); }

/* Su mobile compattiamo i badge e li facciamo wrappare invece di overflow */
@media (max-width: 480px) {
    .badge-type, .badge-mode {
        font-size: 9px;
        padding: 3px 7px;
        margin-right: 6px;
        margin-bottom: 4px;
        letter-spacing: 0.05em;
    }
    .admin-item__name { font-size: 14px; }
    .admin-item__email { font-size: 12px; }
    .admin-item__id { font-size: 9px; padding: 2px 6px; letter-spacing: 0.06em; }
}

/* Bordo sinistro distintivo per ordini */
.admin-item--order { border-left-width: 6px; }

.empty-state { background: var(--white); border: 2px solid var(--ink); padding: 44px 24px; text-align: center; }
.empty-state__icon { width: 60px; height: 60px; background: var(--yellow); color: var(--ink); border: 2px solid var(--ink); border-radius: 0; display: inline-flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 14px; }
.empty-state h3 { font-size: 18px; margin-bottom: 6px; text-transform: uppercase; }

.admin-list { display: flex; flex-direction: column; gap: 16px; }
.admin-item {
    background: var(--white);
    border: 2px solid var(--ink);
    border-radius: var(--radius);
    padding: 20px;
    transition: background-color 120ms var(--ease);
}
.admin-item:hover { background: var(--off-white); }
.admin-item--new { border-left-width: 6px; border-left-color: var(--yellow-line); background: var(--yellow-soft); }

.admin-item__head { display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; align-items: flex-start; margin-bottom: 14px; padding-bottom: 14px; border-bottom: 1px solid var(--line); min-width: 0; }
.admin-item__who { display: flex; flex-direction: column; gap: 4px; min-width: 0; flex: 1 1 200px; max-width: 100%; }
.admin-item__name { font-weight: 700; font-size: 16px; text-transform: uppercase; letter-spacing: 0.01em; overflow-wrap: anywhere; word-break: break-word; }
.admin-item__email { font-size: 13px; color: var(--ink); font-family: var(--font-mono); font-weight: 600; overflow-wrap: anywhere; word-break: break-all; max-width: 100%; }
.admin-item__email:hover { background: var(--yellow); text-decoration: none; }
.admin-item__phone { font-size: 12px; color: var(--muted); font-family: var(--font-mono); overflow-wrap: anywhere; }

.admin-item__meta { display: flex; flex-direction: column; gap: 4px; align-items: flex-end; font-size: 11px; color: var(--muted); font-family: var(--font-mono); }
.admin-item__id { background: var(--ink); color: var(--yellow); border: 2px solid var(--ink); padding: 2px 10px; border-radius: 0; font-weight: 700; letter-spacing: 0.1em; font-family: var(--font-mono); }
.admin-item__date i { color: var(--muted); margin-right: 4px; }

.status { font-family: var(--font-mono); font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; padding: 3px 10px; border-radius: 0; border: 1px solid var(--ink); }
.status--new { background: var(--yellow); color: var(--ink); }
.status--handled { background: var(--white); color: var(--ink); }

.admin-item__specs { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; margin: 0 0 14px; }
.admin-item__specs > div { background: var(--white); border: 1px solid var(--ink); border-radius: 0; padding: 8px 12px; min-width: 0; overflow: hidden; }
.admin-item__specs > div.highlight { background: var(--yellow); border-color: var(--ink); }
.admin-item__specs dt { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); font-weight: 700; margin-bottom: 2px; }
.admin-item__specs dd { font-family: var(--font-mono); font-size: 13px; font-weight: 600; color: var(--ink); margin: 0; overflow-wrap: anywhere; word-break: break-word; }
.admin-item__specs > div.highlight dd { color: var(--ink); font-weight: 700; }

.admin-item__notes { background: var(--yellow-soft); border-left: 4px solid var(--yellow-line); padding: 10px 14px; margin: 0 0 14px; font-size: 13px; color: var(--ink); border-radius: 0; overflow-wrap: anywhere; word-break: break-word; }
.admin-item__notes i { color: var(--ink); margin-right: 6px; font-size: 12px; }

.admin-item__actions { display: flex; gap: 6px; flex-wrap: wrap; }
.inline-form { display: inline-flex; margin: 0; }

@media (max-width: 576px) {
    .admin-item__head, .admin-item__meta { flex-direction: column; align-items: flex-start; }
    .admin-item__meta { align-items: flex-start; }
}

/* ============================================================
   Responsive
   ============================================================ */

/* TABLET: 1200px — riduci padding e font leggermente */
@media (max-width: 1199px) {
    .container { padding-left: 20px; padding-right: 20px; }
    .card-header { padding: 12px 16px !important; }
    .card-body { padding: 18px !important; }
    .upload-card-flat .card-header.upload-trigger h2 { font-size: 18px; }
}

/* TABLET piccolo: 992px — metriche e header più compatti
   (.upload-row è ora gestita interamente dalla griglia compatta <992px) */
@media (max-width: 991px) {
    .container { padding-left: 16px; padding-right: 16px; }
    #total-length { font-size: 2.4rem !important; }
    #bbox-width, #bbox-height { font-size: 1.5rem !important; }

    .navbar-brand__name { font-size: 17px; }
    .navbar-brand__tag { font-size: 10px; }

    /* Preview toolbar va a capo se troppi bottoni */
    .card-header .d-flex.gap-2 { flex-wrap: wrap; gap: 6px !important; }
}

/* MOBILE: 768px - layout interamente verticale */
@media (max-width: 767px) {
    body { font-size: 14px; }

    /* Preview container: override altezza inline 550px */
    #preview-container { height: 360px !important; min-height: 360px !important; }

    /* Preview header: titolo e toolbar su due righe */
    #preview-section .card-header .d-flex.justify-content-between {
        flex-wrap: wrap;
        gap: 8px;
    }
    #preview-section .card-header h5 {
        width: 100%;
        font-size: 12px;
        display: flex;
        align-items: center;
    }
    #preview-section .card-header > .d-flex > div:last-child {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        gap: 4px;
        justify-content: flex-start;
    }
    #preview-section .card-header .btn.me-1 { margin-right: 0 !important; }

    .navbar { padding: 10px 0; margin-bottom: 1.25rem !important; }
    .navbar-brand { gap: 10px; }
    .navbar-brand__logo, .navbar-brand__mark { width: 40px; height: 40px; }
    .navbar-brand__mark { font-size: 16px; }
    .navbar-brand__name { font-size: 15px; }
    .navbar-brand__tag { font-size: 9px; padding: 2px 6px; letter-spacing: 0.04em; }

    /* Upload header compatto */
    .upload-card-flat .card-header.upload-trigger {
        padding: 14px 16px !important;
        min-height: 64px;
    }
    .upload-card-flat .card-header.upload-trigger h2 {
        font-size: 16px;
        gap: 8px;
    }
    .upload-card-flat .card-header.upload-trigger h2 i {
        width: 28px; height: 28px; padding: 6px; font-size: 12px;
    }
    .upload-trigger__hint { font-size: 10px; margin-left: 36px; letter-spacing: 0.04em; }

    /* Card header più compatto */
    .card-header { padding: 10px 14px !important; min-height: 46px; }
    .card-header h2, .card-header h3, .card-header h5 { font-size: 12px; gap: 8px; }
    .card-header i { width: 24px; height: 24px; padding: 5px; font-size: 11px; }
    .card-body { padding: 14px !important; }

    /* Metriche più piccole */
    #total-length { font-size: 2rem !important; }
    #bbox-width, #bbox-height { font-size: 1.3rem !important; }
    #total-cost { font-size: 1.4rem !important; padding: 3px 10px; }

    /* Bottoni toolbar preview più piccoli */
    .btn-outline-light { padding: 5px 8px !important; min-width: 32px; height: 32px; font-size: 11px; }
    .btn-danger { padding: 5px 10px !important; font-size: 11px; height: 32px; }

    /* Preview container altezza ridotta */
    #preview-container { min-height: 320px; }

    /* Filename preview va a capo */
    #preview-filename { max-width: 140px; font-size: 10px !important; }

    /* Tabella entità scrollable */
    .table-responsive, .table { font-size: 11px; }
    .table > :not(caption) > * > * { padding: 6px 8px; }

    /* Modal più compatti */
    .modal-dialog { margin: 0.5rem; }
    .modal-body { padding: 16px; }
    .modal-header { padding: 12px 16px; }
    .modal-title { font-size: 13px; }
    .modal-footer { padding: 10px 16px; }
    .modal-content { box-shadow: 4px 4px 0 var(--yellow); }

    /* Modal istruzioni: colonne impilate */
    .modal-body .col-md-3, .modal-body .col-md-4 { margin-bottom: 14px; }
    .color-sample { width: 34px; height: 34px; }

    /* Quote modal */
    .quote-summary { padding: 12px 14px; }
    .quote-summary__row--total strong { font-size: 16px; }
    .quote-privacy { font-size: 11px; }

    /* Admin responsive */
    .admin-head { flex-direction: column; align-items: flex-start; gap: 12px; }
    .admin-title { font-size: 22px; }
    .admin-filters { overflow-x: auto; flex-wrap: nowrap; -webkit-overflow-scrolling: touch; }
    .admin-filters .chip { flex-shrink: 0; }
    .admin-item { padding: 16px; }
    .admin-item__head { flex-direction: column; align-items: stretch; gap: 8px; }
    .admin-item__meta { align-items: flex-start; flex-direction: row; flex-wrap: wrap; }
    .admin-item__specs { grid-template-columns: 1fr 1fr; gap: 6px; }
    .admin-item__specs > div { padding: 6px 10px; }
    .admin-item__actions { gap: 6px; }
    .admin-item__actions .btn { flex: 1 1 auto; font-size: 11px; padding: 7px 10px; }
}

/* MOBILE piccolo: 480px - ulteriori compattamenti */
@media (max-width: 480px) {
    .navbar-brand__tag { font-size: 8px; }  /* extra small */
    .container { padding-left: 12px; padding-right: 12px; }

    /* Quote form: tutti i campi a full width */
    .quote-form .col-md-6 { width: 100%; flex: 0 0 100%; max-width: 100%; }

    /* Admin specs su colonna singola */
    .admin-item__specs { grid-template-columns: 1fr; }
    .admin-item__id { font-size: 10px; padding: 2px 8px; }

    /* Pulsante richiedi preventivo */
    #request-quote-btn {
        font-size: 12px !important;
        padding: 11px 14px !important;
        box-shadow: none !important;
    }

    /* Cost result più compatto */
    #cost-result { padding: 14px !important; }
    #cost-result .row { font-size: 12px; }
}

/* ============================================================
   Breakpoint 576px (Bootstrap sm) — phones in portrait
   ============================================================ */

@media (max-width: 576px) {
    /* Tipografia leggermente ridotta sul mobile per dare piu' respiro */
    body { font-size: 14px; }
    h1 { font-size: 24px; }
    h2 { font-size: 20px; }
    h3 { font-size: 18px; }
    h4 { font-size: 16px; }
    h5 { font-size: 15px; }

    /* Container Bootstrap: padding orizzontale piu' compatto */
    .container, .container-fluid { padding-left: 12px !important; padding-right: 12px !important; }

    /* Mode switch: bottoni piu' compatti per affiancarsi al brand */
    .mode-switch__btn { padding: 6px 10px; font-size: 10px; letter-spacing: 0.02em; }
    .mode-switch__btn i { font-size: 10px; margin-right: 3px !important; }

    /* Footer help button piu' piccolo per non coprire i bottoni della pagina */
    [data-testid="instructions-toggle-btn"] { padding: 6px 10px; font-size: 11px; }

    /* Modal richiedi/accetta preventivo: campi piu' alti per touch */
    .modal-body .form-control, .modal-body .form-select { min-height: 44px; }
    .modal-body .btn { min-height: 44px; }

    /* Anteprima 3D piu' bassa su mobile (era 550px fisso) */
    #preview-container { height: 380px !important; }

    /* Preview toolbar (zoom/grid) si adatta in due righe se servono */
    .preview-toolbar { flex-wrap: wrap; gap: 4px; }
    .preview-toolbar__btn { width: 34px; height: 34px; font-size: 12px; }

    /* Bottoni CTA preventivo/acquista full-width gia' lo sono via .w-100,
       ma forziamo white-space normal per testi lunghi */
    #request-quote-btn, #accept-quote-btn { font-size: 12px !important; padding: 12px 14px !important; }
}



/* ============================================================
   Print
   ============================================================ */

@media print {
    body { background: #fff !important; color: #000 !important; }
    .navbar, .footer, #upload-section,
    #analyze-btn, .btn-outline-light, #reset-all,
    #footer-help-btn, .modal, form { display: none !important; }
    .card { background: #fff !important; border-color: #000 !important; box-shadow: none !important; }
    .card-header { background: #fff !important; color: #000 !important; border-color: #000 !important; }
    #total-length, #bbox-width, #bbox-height, #total-cost { color: #000 !important; background: none !important; }
    #preview-container { background: #fff !important; }
    #preview-container canvas { filter: none !important; mix-blend-mode: normal !important; }
}

/* ============================================================
   ADMIN BRANDING page
   ============================================================ */
.logo-preview {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 16px;
    background: var(--off-white);
    border: 2px solid var(--line-2);
    border-radius: var(--radius);
}
.logo-preview__img {
    max-width: 140px;
    max-height: 80px;
    object-fit: contain;
    background: var(--white);
    padding: 8px;
    border: 1px solid var(--line-2);
    border-radius: var(--radius);
}
.logo-preview__meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--ink);
}
.logo-preview__empty {
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--muted);
    font-size: 13px;
}
.logo-preview__empty i {
    font-size: 28px;
    color: var(--muted-2);
}
.logo-preview__empty p { margin: 0; }
.branding-form .form-control[type="file"] {
    padding: 10px 14px;
    font-family: var(--font-mono);
    font-size: 13px;
}
@media (max-width: 576px) {
    .logo-preview { flex-direction: column; align-items: flex-start; }
    .logo-preview__meta { flex-direction: column; align-items: flex-start; gap: 10px; }
}

/* ============================================================
   THEME · Plotter CNC — Bianco / Ciano / Nero
   Override delle variabili "yellow" con tonalità ciano.
   Tutto il resto del CSS riusa le stesse var, quindi cambia
   coerentemente tutta l'interfaccia.
   ============================================================ */
body.theme-plotter {
    --yellow:      #00BFC9;       /* ciano pieno (taglio CNC) */
    --yellow-2:    #009BA3;       /* ciano hover (più scuro) */
    --yellow-soft: #E0F7F8;       /* ciano tenue per highlight */
    --yellow-line: #009BA3;

    --industrial-yellow:    var(--yellow);
    --industrial-highlight: var(--yellow-2);
    --brand: var(--yellow);
    --brand-600: var(--yellow-2);
    --brand-50: var(--yellow-soft);
    --amber: var(--yellow);
}

/* ============================================================
   THEME · CNC Router — Bianco / Arancio / Nero
   Override delle variabili "yellow" con tonalità arancio.
   Coerente con il colore della card router in landing.html.
   ============================================================ */
body.theme-router {
    --yellow:      #FF7A1A;       /* arancio pieno (CNC Router) */
    --yellow-2:    #E26100;       /* arancio hover (più scuro) */
    --yellow-soft: #FFF0E0;       /* arancio tenue per highlight */
    --yellow-line: #E26100;

    --industrial-yellow:    var(--yellow);
    --industrial-highlight: var(--yellow-2);
    --brand: var(--yellow);
    --brand-600: var(--yellow-2);
    --brand-50: var(--yellow-soft);
    --amber: var(--yellow);
}

/* ============================================================
   MODE SWITCH (Laser / CNC) nella navbar
   ============================================================ */
.mode-switch {
    display: inline-flex;
    border: 2px solid var(--ink);
    border-radius: 0;
    overflow: hidden;
    background: var(--white);
}
.mode-switch__btn {
    padding: 8px 16px;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--ink);
    background: var(--white);
    text-decoration: none;
    border: none;
    border-right: 2px solid var(--ink);
    transition: background-color 120ms var(--ease), color 120ms var(--ease);
    line-height: 1;
    display: inline-flex;
    align-items: center;
}
.mode-switch__btn:last-child { border-right: none; }
.mode-switch__btn:hover { background: var(--ink); color: var(--white); }
.mode-switch__btn.is-active {
    background: var(--yellow);
    color: var(--ink);
}
.mode-switch__btn.is-active:hover { background: var(--yellow-2); }

@media (max-width: 575px) {
    .mode-switch__btn { padding: 6px 10px; font-size: 11px; }
    .mode-switch__btn i { display: none; }
}


/* ============================================================
   LANDING PAGE — scelta servizio
   ============================================================ */
.landing {
    padding: 24px 0 80px;
}
.landing__hero {
    text-align: center;
    margin-bottom: 56px;
}
.landing__title {
    font-family: var(--font-mono);
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 700;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    color: var(--ink);
    margin: 0 0 12px;
}
.landing__subtitle {
    font-size: 16px;
    color: var(--muted);
    margin: 0;
}

.landing__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.landing-card {
    display: flex;
    flex-direction: column;
    background: var(--white);
    border: 2px solid var(--ink);
    padding: 32px 28px;
    text-decoration: none;
    color: var(--ink);
    transition: transform 180ms var(--ease), box-shadow 180ms var(--ease);
    position: relative;
    overflow: hidden;
    min-height: 360px;
}
.landing-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 8px;
    background: var(--ink);
}

.landing-card:hover {
    transform: translateY(-4px);
    box-shadow: 8px 8px 0 var(--ink);
    color: var(--ink);
    text-decoration: none;
}

.landing-card--laser::before { background: #FFD700; }
.landing-card--router::before { background: #FF7A1A; }
.landing-card--plotter::before { background: #00BFC9; }
.landing-card--soon::before { background: var(--muted-2); }

.landing-card__icon {
    font-size: 48px;
    line-height: 1;
    margin-bottom: 24px;
    color: var(--ink);
}
.landing-card--laser .landing-card__icon { color: #E6C200; }
.landing-card--router .landing-card__icon { color: #E26100; }
.landing-card--plotter .landing-card__icon { color: #009BA3; }

.landing-card__name {
    font-family: var(--font-mono);
    font-size: 22px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    margin: 0 0 8px;
}
.landing-card__desc {
    font-size: 14px;
    color: var(--muted);
    margin: 0 0 20px;
    line-height: 1.5;
}
.landing-card__features {
    list-style: none;
    padding: 0;
    margin: 0 0 28px;
    flex: 1;
}
.landing-card__features li {
    font-size: 13px;
    color: var(--ink-soft);
    padding: 6px 0;
    border-bottom: 1px solid var(--line);
    font-family: var(--font-mono);
}
.landing-card__features li:last-child { border-bottom: none; }

.landing-card__cta {
    display: inline-flex;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ink);
    border-bottom: 2px solid var(--ink);
    padding-bottom: 4px;
    align-self: flex-start;
}

.landing-card--soon {
    cursor: not-allowed;
    opacity: 0.6;
}
.landing-card--soon:hover {
    transform: none;
    box-shadow: none;
}
.landing-card__cta--disabled {
    color: var(--muted);
    border-bottom-color: var(--muted-2);
    border-bottom-style: dashed;
}

@media (max-width: 575px) {
    .landing { padding: 16px 0 48px; }
    .landing__hero { margin-bottom: 32px; }
    .landing-card { min-height: 0; padding: 24px 20px; }
    .landing-card__icon { font-size: 36px; margin-bottom: 16px; }
}


/* ============================================================
   Cookie banner GDPR (technical-only sites)
   ============================================================ */
.cookie-banner {
    position: fixed;
    left: 16px;
    right: 16px;
    bottom: 16px;
    max-width: 840px;
    margin: 0 auto;
    z-index: 1080;
    background: rgba(20, 22, 28, 0.96);
    color: #f3f4f6;
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 14px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.25s ease, transform 0.25s ease;
}
.cookie-banner--visible {
    opacity: 1;
    transform: translateY(0);
}
.cookie-banner__inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    padding: 14px 18px;
}
.cookie-banner__title {
    display: inline-block;
    margin-right: 6px;
    color: #fbbf24;
}
.cookie-banner__text {
    flex: 1 1 320px;
    font-size: 0.92rem;
    line-height: 1.45;
}
.cookie-banner__link {
    color: #93c5fd;
    text-decoration: underline;
    text-underline-offset: 2px;
}
.cookie-banner__link:hover { color: #bfdbfe; }
.cookie-banner__btn {
    flex: 0 0 auto;
    padding: 10px 22px;
    font-weight: 600;
    font-size: 0.92rem;
    color: #0f172a;
    background: #fbbf24;
    border: 0;
    border-radius: 9999px;
    cursor: pointer;
    transition: background-color 0.18s ease, transform 0.18s ease;
}
.cookie-banner__btn:hover { background: #fcd34d; transform: translateY(-1px); }
.cookie-banner__btn:active { transform: translateY(0); }

/* CNC theme: tonalità ciano per il bottone */
.theme-plotter .cookie-banner__title { color: #22d3ee; }
.theme-plotter .cookie-banner__btn { background: #22d3ee; }
.theme-plotter .cookie-banner__btn:hover { background: #67e8f9; }

@media (max-width: 575px) {
    .cookie-banner { left: 8px; right: 8px; bottom: 8px; border-radius: 12px; }
    .cookie-banner__inner { padding: 12px 14px; }
    .cookie-banner__btn { width: 100%; }
}

/* ============================================================
   Footer (refactor: copy + nav)
   ============================================================ */
.footer__row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.footer__nav { display: flex; gap: 18px; }
.footer__link {
    color: #9ca3af;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.15s ease;
}
.footer__link:hover { color: #f3f4f6; }

/* ============================================================
   Privacy page
   ============================================================ */
.privacy-page {
    max-width: 820px;
    margin: 0 auto 64px;
    padding: 8px 0;
    color: var(--text, #e5e7eb);
    line-height: 1.65;
}
.privacy-page__header {
    margin-bottom: 32px;
    padding-bottom: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.10);
}
.privacy-page__title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 6px;
    letter-spacing: -0.01em;
}
.privacy-page__subtitle {
    color: #9ca3af;
    margin: 0 0 8px;
    font-size: 0.92rem;
}
.privacy-page__updated {
    color: #9ca3af;
    margin: 0;
    font-size: 0.86rem;
}
.privacy-section {
    margin: 28px 0;
}
.privacy-section h2 {
    font-size: 1.18rem;
    font-weight: 600;
    margin: 0 0 12px;
    color: #fbbf24;
}
.theme-plotter .privacy-section h2 { color: #22d3ee; }
.privacy-section ul,
.privacy-section ol {
    padding-left: 22px;
    margin: 8px 0 12px;
}
.privacy-section li { margin-bottom: 6px; }
.privacy-section a { color: #93c5fd; text-underline-offset: 2px; }
.privacy-section a:hover { color: #bfdbfe; }
.privacy-section code {
    background: rgba(255, 255, 255, 0.07);
    border-radius: 4px;
    padding: 1px 6px;
    font-size: 0.86em;
}
.privacy-info-list {
    list-style: none;
    padding-left: 0 !important;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    padding: 12px 16px !important;
}
.privacy-info-list li { margin-bottom: 4px !important; }
.privacy-table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0 16px;
    font-size: 0.92rem;
}
.privacy-table th,
.privacy-table td {
    padding: 10px 12px;
    border: 1px solid rgba(255, 255, 255, 0.10);
    text-align: left;
    vertical-align: top;
}
.privacy-table thead th {
    background: rgba(255, 255, 255, 0.05);
    font-weight: 600;
    color: #fff;
}
.privacy-table tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.025);
}


/* ===== Admin · Listini materiali ===== */
.mat-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    padding: 12px 0 16px;
    margin-bottom: 12px;
    border-bottom: 2px solid var(--ink);
}
.mat-toolbar .ms-auto { margin-left: auto; }
.mat-list { display: flex; flex-direction: column; gap: 12px; }

.mat-card {
    background: var(--white);
    border: 2px solid var(--ink);
    border-radius: var(--radius);
    overflow: hidden;
}
.mat-card[open] { box-shadow: 4px 4px 0 var(--ink); }
.mat-card__summary {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    cursor: pointer;
    list-style: none;
    user-select: none;
    background: var(--off-white);
    border-bottom: 2px solid transparent;
    transition: background 120ms var(--ease);
}
.mat-card__summary:hover { background: var(--yellow-soft); }
.mat-card[open] .mat-card__summary { border-bottom-color: var(--ink); background: var(--yellow); }
.mat-card__summary::-webkit-details-marker,
.mat-card__summary::marker { display: none; content: ""; }
.mat-card__summary::before {
    content: "▸";
    font-family: monospace;
    font-size: 14px;
    width: 14px;
    transition: transform 120ms var(--ease);
}
.mat-card[open] .mat-card__summary::before { transform: rotate(90deg); }
.mat-card__name { font-weight: 800; font-size: 15px; text-transform: uppercase; letter-spacing: 0.04em; }
.mat-card__meta { font-size: 11px; color: var(--muted); }
.mat-card__body { padding: 18px; display: flex; flex-direction: column; gap: 18px; }

.mat-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    align-items: end;
}
.mat-row label { display: flex; flex-direction: column; gap: 4px; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }
.mat-row label > span:first-child { font-size: 11px; }

.mat-checkbox {
    flex-direction: row !important;
    align-items: center;
    gap: 8px !important;
    font-size: 13px !important;
    text-transform: none !important;
    letter-spacing: 0 !important;
    color: var(--ink) !important;
    cursor: pointer;
}
.mat-checkbox input { width: 16px; height: 16px; cursor: pointer; }
.mat-checkbox--inline { display: inline-flex; padding: 4px 10px; border: 1.5px solid var(--ink); border-radius: 0; margin: 0 6px 6px 0; background: var(--white); }

.mat-section {
    border: 2px solid var(--ink);
    border-radius: var(--radius);
    padding: 14px 16px;
    background: var(--white);
}
.mat-section legend {
    background: var(--ink);
    color: var(--yellow);
    padding: 4px 12px;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border-radius: 0;
    width: auto;
}
.mat-section--inner { background: var(--off-white); }
.mat-section__title { display: block; margin-bottom: 8px; font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; }

.mat-table { width: 100%; border-collapse: collapse; margin-bottom: 10px; }
.mat-table th, .mat-table td { padding: 6px 8px; border-bottom: 1px solid var(--line); font-size: 13px; vertical-align: middle; }
.mat-table th { background: var(--off-white); font-size: 10px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.mat-table td.mono { font-family: var(--font-mono); font-size: 11px; color: var(--muted); }
.mat-table input.form-control-sm { font-size: 13px; padding: 4px 8px; }

.mat-th {
    border: 1.5px solid var(--ink);
    border-radius: var(--radius);
    margin-bottom: 10px;
    background: var(--white);
}
.mat-th[open] .mat-th__summary { border-bottom: 1.5px solid var(--ink); }
.mat-th__summary {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    cursor: pointer;
    list-style: none;
    background: var(--off-white);
}
.mat-th__summary::-webkit-details-marker,
.mat-th__summary::marker { display: none; content: ""; }
.mat-th__summary::before {
    content: "▸";
    font-family: monospace;
    font-size: 12px;

/* ===== Banner suggerimento formato (sidebar destra, sopra Calcolo Costi) ===== */
.format-suggestion__sidebar {
    display: flex;
    flex-direction: column;
    gap: 10px;
    border-left: 6px solid var(--yellow);
    background: var(--off-white);
}
.format-suggestion__sidebar .format-suggestion__row {
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 0;
}
.format-suggestion__sidebar .format-suggestion__label {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
}
.format-suggestion__sidebar .format-suggestion__value {
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.15;
    word-break: break-word;
}
.format-suggestion__sidebar .format-suggestion__value--ok {
    background: var(--yellow);
    border: 2px solid var(--ink);
    padding: 4px 10px;
    width: max-content;
    max-width: 100%;
    display: inline-block;
}
.format-suggestion__sidebar .format-suggestion__row--error .format-suggestion__value {
    color: var(--white);
    background: var(--danger);
    border: 2px solid var(--danger);
    padding: 8px 10px;
    font-size: 12px;
    line-height: 1.3;
    width: 100%;
    display: block;
}

/* Materiale non compatibile con il bbox: opacizzato + cursor not-allowed */
#material-select option:disabled,
#material-select option[data-incompatible="true"] {
    opacity: 0.45;
    color: #999;
    font-style: italic;
}

    width: 12px;
    transition: transform 120ms var(--ease);
}
.mat-th[open] .mat-th__summary::before { transform: rotate(90deg); }
.mat-th__name { font-weight: 700; font-size: 13px; }
.mat-th__price { font-size: 11px; color: var(--muted); }
.mat-th__body { padding: 14px; display: flex; flex-direction: column; gap: 12px; }

.mat-avail { padding: 10px 12px; background: var(--off-white); border: 1px dashed var(--ink); }
.mat-avail__label { display: block; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); margin-bottom: 8px; }

.btn--dirty {
    box-shadow: 0 0 0 0 rgba(0,0,0,0);
    animation: matPulse 1.6s ease-in-out infinite;
}
@keyframes matPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 200, 0, 0.6); }
    50% { box-shadow: 0 0 0 8px rgba(255, 200, 0, 0); }
}

.mat-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--ink);
    color: var(--yellow);
    padding: 12px 18px;
    border: 2px solid var(--ink);
    font-size: 13px;
    font-weight: 700;
    z-index: 9999;
    transform: translateY(20px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 200ms ease, transform 200ms ease;
    max-width: 380px;
}

/* ===== Toolbar fluttuante assegnazione lavorazione (sopra anteprima 3D) ===== */
.process-toolbar {
    /* Centrata con left/right + margin-inline anziché transform: translateX(-50%) —
       un transform sull'antenato crea un nuovo containing block per i discendenti
       "position: fixed" (es. il bottom-sheet mobile di .assign-dropdown), che finiscono
       per posizionarsi rispetto a questo riquadro invece che al viewport e vengono
       tagliati dall'overflow:hidden di .cad-workspace__canvas. */
    position: absolute;
    top: 12px;
    left: 12px;
    right: 12px;
    width: fit-content;
    margin-inline: auto;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 10px;
    background: var(--ink);
    border: 2px solid var(--ink);
    border-radius: var(--radius);
    box-shadow: 0 6px 24px rgba(0,0,0,0.25);
    z-index: 50;
    max-width: calc(100% - 24px);
    flex-wrap: wrap;
}
.process-toolbar__count {
    color: var(--yellow);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    padding: 0 8px;
    border-right: 1px solid rgba(255,255,255,0.2);
    margin-right: 4px;
}
.process-toolbar__btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--white);
    color: var(--ink);
    border: 2px solid var(--ink);
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    cursor: pointer;
    min-height: 38px;
    border-radius: 0;
    transition: transform 100ms var(--ease), background 120ms var(--ease);
}
.process-toolbar__btn:hover { transform: translateY(-1px); }
.process-toolbar__btn:active { transform: translateY(0); }
.process-toolbar__btn--cut    { background: #fee2e2; border-color: #dc2626; color: #7f1d1d; }
.process-toolbar__btn--engrave{ background: #dbeafe; border-color: #2563eb; color: #1e3a8a; }
.process-toolbar__btn--raster { background: #d1fae5; border-color: #059669; color: #064e3b; }
.process-toolbar__btn--ignore { background: #f1f5f9; border-color: #64748b; color: #334155; }
.process-toolbar__btn--similar{ background: var(--yellow); }
.process-toolbar__btn--cancel { background: var(--white); padding: 8px 10px; }

@media (max-width: 576px) {
    .process-toolbar { gap: 4px; padding: 6px 8px; top: 8px; }
    .process-toolbar__btn { padding: 6px 8px; font-size: 10px; min-height: 36px; }
    .process-toolbar__btn span { display: none; } /* solo icone su mobile */
    .process-toolbar__btn--cancel span { display: none; }
    .process-toolbar__count { font-size: 10px; padding: 0 5px; }
}

.mat-toast--show { opacity: 1; transform: translateY(0); pointer-events: auto; }
.mat-toast[data-kind="success"] { background: #16a34a; color: #fff; border-color: #16a34a; }
.mat-toast[data-kind="error"] { background: #dc2626; color: #fff; border-color: #dc2626; }

/* ===== Layer custom (creati da toolbar lavorazioni) ===== */
.layer-list-item--custom .layer-name--editable {
    border-bottom: 1px dashed rgba(0,0,0,0.25);
}
.layer-list-item--custom .layer-name--editable:hover {
    border-bottom-color: rgba(0,0,0,0.6);
    background-color: rgba(255, 240, 0, 0.10);
}
.layer-list-item--esclusi .color-indicator {
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.15);
}
.layer-name-input {
    border: 1px solid rgba(0,0,0,0.3);
    background: #fff;
}

/* ============================================================
   ASSIGN-DROPDOWN: menu contestuale "Aggiungi al layer ▾"
   ============================================================ */
.process-toolbar__dropdown-wrapper {
    position: relative;
    display: inline-block;
}
.process-toolbar__btn--assign {
    background: var(--yellow, #fde047);
    border-color: #000;
    color: #111;
    font-weight: 700;
    padding: 6px 12px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}
.process-toolbar__btn--assign:hover { background: #facc15; }
.assign-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 240px;
    max-width: 320px;
    max-height: 60vh;
    overflow-y: auto;
    background: #ffffff;
    border: 1px solid rgba(0,0,0,0.15);
    border-radius: 8px;
    box-shadow: 0 12px 28px rgba(0,0,0,0.18);
    padding: 6px;
    z-index: 1050;
}
.assign-dropdown__section { padding: 4px 0; }
.assign-dropdown__section + .assign-dropdown__section {
    border-top: 1px solid rgba(0,0,0,0.08);
    margin-top: 4px;
    padding-top: 6px;
}
.assign-dropdown__title {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #6b7280;
    padding: 2px 8px 4px;
    font-weight: 600;
}
.assign-dropdown__item {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 8px 10px;
    background: transparent;
    border: 0;
    border-radius: 6px;
    text-align: left;
    font-size: 13px;
    color: #111;
    cursor: pointer;
    min-height: 38px;
}
.assign-dropdown__item:hover,
.assign-dropdown__item:focus { background: rgba(0,0,0,0.06); outline: none; }
.assign-dropdown__item--exclude { color: #475569; }
.assign-dropdown__item--exclude:hover { background: rgba(148,163,184,0.18); }
.assign-dropdown__swatch {
    display: inline-block;
    width: 14px;
    height: 14px;
    border-radius: 3px;
    flex-shrink: 0;
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.1);
}
.assign-dropdown__name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.assign-dropdown__chevron { opacity: 0.6; font-size: 0.8em; }
.tasca-submenu {
    border-left: 2px solid rgba(21, 101, 192, 0.25);
    margin: 1px 6px 4px 10px;
}
.assign-dropdown__item--sub {
    padding-left: 14px;
    font-size: 0.88em;
    color: #334155;
}
.assign-dropdown__sub-indent {
    margin-right: 5px;
    color: #64748b;
    font-style: normal;
}
.assign-dropdown__item--new-tasca { color: #0d47a1; font-weight: 500; }
.assign-dropdown__item--new-tasca:hover { background: rgba(21, 101, 192, 0.08); }

/* Bottom-sheet su mobile (≤576px) */
@media (max-width: 576px) {
    .assign-dropdown {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        top: auto;
        max-width: 100vw;
        max-height: 70vh;
        border-radius: 12px 12px 0 0;
        border-bottom: 0;
        padding: 12px 8px env(safe-area-inset-bottom, 12px);
        box-shadow: 0 -8px 28px rgba(0,0,0,0.22);
    }
    .assign-dropdown__item {
        min-height: 48px; /* tap target Apple HIG */
        font-size: 14px;
    }
    .assign-dropdown__title {
        font-size: 11px;
        padding-top: 6px;
    }
}

/* ============================================================
   NEW LAYER FORM (sidebar)
   ============================================================ */
.new-layer-controls { margin-bottom: 8px; }
.new-layer-form {
    border: 1px solid rgba(0,0,0,0.12);
    border-radius: 6px;
    padding: 6px;
    background: rgba(0,0,0,0.02);
}


/* =========================================================================
   CAD WORKSPACE — Swiss / Bauhaus layout (split-pane)
   Preview a sinistra, pannello layer a destra (320px fisso).
   Linea verticale 1px nera precisa, niente shadow brutalist.
   ========================================================================= */
.cad-workspace {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    border: 1px solid #111;
    background: #fafafa;
    min-height: 540px;
    height: 65vh;
    max-height: 720px;
    overflow: hidden;
}
.cad-workspace__preview {
    flex: 1 1 auto;
    min-width: 0;
    min-height: 0;
    position: relative;
    display: flex;
    flex-direction: column;
}
.cad-workspace__layers {
    flex: 0 0 320px;
    width: 320px;
    border-left: 1px solid #111;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
}
.cad-workspace__pane-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 44px;
    padding: 0 12px;
    border-bottom: 1px solid #111;
    background: #111;
    color: #fff;
    flex-shrink: 0;
}
/* Raggruppamento destra header layer (totale + toggle) */
.cad-pane-header__right {
    display: flex;
    align-items: center;
    gap: 8px;
}
/* Toggle accordion layer — visibile solo su mobile (desktop: hidden via media query) */
.layers-toggle-btn {
    display: none;
    background: none;
    border: none;
    color: #fff;
    padding: 6px 4px;
    cursor: pointer;
    line-height: 1;
}
.layers-toggle-icon {
    transition: transform 0.25s ease;
    font-size: 14px;
}
.cad-workspace__layers.is-expanded .layers-toggle-icon {
    transform: rotate(180deg);
}
/* Totale specchio nell'header del pannello layer (desktop) */
.cad-pane-total {
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: 15px;
    font-weight: 700;
    color: #fde047;
    letter-spacing: 0.04em;
    white-space: nowrap;
}
.cad-pane-title {
    font-family: var(--font-mono, ui-monospace, 'JetBrains Mono', monospace);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}
.cad-pane-subtitle {
    font-style: normal;
    font-weight: 400;
    text-transform: none;
    opacity: 0.65;
    font-size: 11px;
    letter-spacing: 0.04em;
}
.cad-workspace__canvas {
    position: relative;
    flex: 1 1 auto;
    min-height: 0;
    min-width: 0;
    background: #f3f3f3;
    overflow: hidden;
}
#preview-container {
    height: 100% !important;
    width: 100% !important;
}
.cad-workspace__layers-body {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 12px;
}
.cad-layers-list {
    /* override del precedente height fisso */
    height: auto !important;
    overflow: visible;
    margin-top: 8px;
}

/* FAB mobile per aprire layer offcanvas */
.layers-fab {
    position: absolute;
    bottom: 12px;
    right: 12px;
    z-index: 60;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    background: #fde047;
    color: #111;
    border: 1px solid #111;
    box-shadow: 2px 2px 0 #111;
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 0;
    min-height: 44px;
}
.layers-fab:hover { transform: translate(1px, 1px); box-shadow: 1px 1px 0 #111; }
.layers-fab[hidden] { display: none !important; }

/* Offcanvas mobile: stile Swiss coerente */
.cad-offcanvas { border-top: 1px solid #111; height: auto; max-height: 80vh; }
.cad-offcanvas .offcanvas-header {
    background: #111;
    color: #fff;
    border-bottom: 1px solid #111;
    min-height: 44px;
    padding: 8px 12px;
}
.cad-offcanvas .offcanvas-title { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; font-family: var(--font-mono, monospace); }
.cad-offcanvas .btn-close { filter: invert(1); opacity: 0.9; }
.cad-offcanvas .offcanvas-body { padding: 14px; background: #fff; }

/* =========================================================================
   AREA INFERIORE — griglia Swiss 12 colonne, card senza shadow
   ========================================================================= */
.cad-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 16px;
}
.cad-grid__col-3  { grid-column: span 3; }
.cad-grid__col-6  { grid-column: span 6; }
.cad-grid__col-12 { grid-column: span 12; }
@media (max-width: 991.98px) {
    .cad-grid__col-3, .cad-grid__col-6 { grid-column: span 6; }
}
@media (max-width: 575.98px) {
    .cad-grid__col-3, .cad-grid__col-6, .cad-grid__col-12 { grid-column: span 12; }
    .cad-grid { gap: 12px; }
}

.cad-card {
    background: #ffffff;
    border: 1px solid #111;
    display: flex;
    flex-direction: column;
}
.cad-card__header {
    background: #111;
    color: #fff;
    padding: 8px 12px;
    border-bottom: 1px solid #111;
    font-family: var(--font-mono, monospace);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}
.cad-card__body { padding: 14px; }
.cad-card__footer { padding: 8px 14px 12px; }
.cad-card--cta .cad-card__body {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.cad-cta-row { display: flex; gap: 12px; flex-wrap: wrap; }

.cad-label {
    display: block;
    font-family: var(--font-mono, monospace);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #111;
    margin-bottom: 4px;
}
.cad-hint {
    font-size: 11px;
    line-height: 1.4;
    color: #6b7280;
}
.mono-up { font-family: var(--font-mono, monospace); text-transform: uppercase; letter-spacing: 0.12em; }

/* Bottoni Swiss: bordo 1px, niente radius, mai gradients */
.cad-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 14px;
    background: #fff;
    color: #111;
    border: 1px solid #111;
    font-family: var(--font-mono, monospace);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.10em;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 0;
    transition: background 0.12s ease, color 0.12s ease;
    min-height: 40px;
}
.cad-btn:hover { background: #111; color: #fff; }
.cad-btn--primary { background: #fde047; color: #111; }
.cad-btn--primary:hover { background: #111; color: #fde047; }
.cad-btn--secondary { background: #111; color: #fff; }
.cad-btn--secondary:hover { background: #2a2a2a; }
.cad-btn--accept { background: #16a34a; color: #fff; border-color: #14532d; }
.cad-btn--accept:hover { background: #15803d; }
.cad-btn--ghost { background: #fff; color: #111; }
.cad-btn--ghost:hover { background: #f3f3f3; color: #111; }
.cad-btn--lg { padding: 14px 18px; font-size: 13px; min-height: 52px; }

/* Cost result Swiss style: monospace, contrasto */
.cad-cost-result {
    border: 1px solid #111;
    background: #fafafa;
}
.cad-cost-result__row {
    display: flex;
    justify-content: space-between;
    padding: 8px 14px;
    font-family: var(--font-mono, monospace);
    font-size: 12px;
    color: #111;
    border-bottom: 1px dashed #d4d4d4;
}
.cad-cost-result__total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 14px;
    background: #111;
    color: #fde047;
    font-family: var(--font-mono, monospace);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.cad-alert {
    border: 1px solid #111;
    background: #fff8d1;
    color: #111;
    padding: 10px 12px;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.4;
    border-radius: 0;
}
.cad-alert--warn { background: #fff8d1; }

/* Card formato/alert inline accanto al pulsante Calcola */
.cad-format-inline {
    border: 1px solid #111;
    background: #f5f5f5;
    padding: 6px 10px;
    font-size: 11px;
    font-weight: 600;
    line-height: 1.4;
    white-space: normal;
    overflow-wrap: break-word;
}
/* Stato "fuori formato": sfondo nero e testo bianco per massimo risalto */
.cad-format-inline--alert {
    background: #111;
    border-color: #111;
    color: #fff;
}
.cad-format-inline--alert .format-suggestion__value,
.cad-format-inline--alert .format-suggestion__label {
    color: #fff;
}

/* Selettore unità in stato di avvertimento: bordo giallo + pulse */
@keyframes unit-warn-pulse {
    0%   { box-shadow: 0 0 0 0 rgba(255,122,26,0.6); }
    70%  { box-shadow: 0 0 0 6px rgba(255,122,26,0); }
    100% { box-shadow: 0 0 0 0 rgba(255,122,26,0); }
}
.unit-override-card--warn {
    padding: 4px 6px 4px;
    border: 2px solid var(--yellow);
    background: var(--yellow-soft);
    border-radius: var(--radius);
    animation: unit-warn-pulse 1.2s ease-out 2;
}
.unit-override-card--warn .cad-label {
    color: var(--ink);
    font-weight: 700;
}
.unit-override-card--warn .form-select {
    border-color: var(--yellow);
    font-weight: 700;
}

/* Layer list item: stile minimal Swiss */
.layer-list-item {
    padding: 8px 4px;
    border-bottom: 1px solid #eaeaea;
    margin-bottom: 0 !important;
    transition: background 0.12s ease;
}
.layer-list-item:hover { background: #fafafa; }
.layer-list-item .layer-name { font-size: 12px; font-weight: 600; color: #111; }
.layer-list-item .layer-length {
    font-family: var(--font-mono, monospace);
    font-size: 11px;
    color: #6b7280;
}
.layer-list-item .layer-length strong { color: #111; font-weight: 700; }

/* =========================================================================
   CONVENZIONE CANONICA — card "DA ASSEGNARE" per layer non riconosciuti
   ========================================================================= */
.layer-list-item--unassigned {
    display: flex !important;
    align-items: stretch;
    gap: 0;
    padding: 0 !important;
    margin-bottom: 8px !important;
    border: 1px solid #FFA000;
    border-left: 6px solid #FF8F00;
    border-radius: 4px;
    background: #FFFBEB;
    /* overflow visibile: il menu absolute deve uscire dalla card */
    overflow: visible;
    position: relative;
    transition: background 0.12s ease, border-color 0.12s ease;
}
.layer-list-item--unassigned:hover {
    background: #FFF7D6;
    border-color: #FF8F00;
}
.layer-unassigned__body {
    flex: 1 1 auto;
    padding: 10px 12px;
    min-width: 0;
    position: relative;
}
.layer-unassigned__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}
.layer-unassigned__name {
    font-size: 12px;
    font-weight: 700;
    color: #5D4037;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1 1 auto;
    min-width: 0;
    cursor: pointer;
    user-select: none;
}
.layer-unassigned__checkbox {
    flex-shrink: 0;
    margin: 0 8px 0 0 !important;
    accent-color: #FF8F00;
    cursor: pointer;
}
.layer-unassigned__length {
    font-family: var(--font-mono, monospace);
    font-size: 11px;
    color: #8D6E63;
    flex-shrink: 0;
}
.layer-unassigned__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 8px 10px;
    background: #FF8F00;
    color: #fff;
    border: none;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: background 0.12s ease;
}
.layer-unassigned__btn:hover { background: #E65100; }
.layer-unassigned__btn i { font-size: 11px; }
.layer-unassigned__chevron { margin-left: auto; font-size: 10px !important; opacity: 0.8; }

.layer-unassigned__menu {
    position: absolute;
    top: calc(100% + 4px);
    left: 12px;
    right: 12px;
    background: #fff;
    border: 1px solid #111;
    border-radius: 3px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.18);
    z-index: 50;
    padding: 4px 0;
}
.layer-unassigned__menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 8px 12px;
    background: transparent;
    border: none;
    text-align: left;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    color: #111;
    transition: background 0.1s ease;
}
.layer-unassigned__menu-item:hover { background: #FFF7D6; }
.layer-unassigned__menu-item--exclude {
    color: #c62828;
    border-top: 1px solid #eee;
    margin-top: 4px;
    padding-top: 10px;
}
.layer-unassigned__menu-item--exclude:hover { background: #FFEBEE; }
.layer-unassigned__menu-swatch {
    width: 14px;
    height: 14px;
    border-radius: 2px;
    border: 1px solid rgba(0, 0, 0, 0.2);
    flex-shrink: 0;
}
.layer-unassigned__menu-label {
    flex: 1 1 auto;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 11px;
}

/* Responsive: workspace su mobile nel nuovo layout */
@media (max-width: 991.98px) {
    .cad-workspace { min-height: 50vh; max-height: 75vh; }
}

/* =========================================================================
   NUOVO LAYOUT SPLIT + TAB MOBILI
   Desktop ≥992px: sinistra=parametri sticky 300px | destra=preview+layer
   Mobile <992px: 2 tab (Parametri / Anteprima+Layer)
   ========================================================================= */

/* --- TAB BAR (solo mobile) --- */
.cad-mobile-tabs {
    display: none; /* nascosti di default; mostrati <992px */
    border-bottom: 2px solid #111;
    background: #fff;
    position: sticky;
    top: var(--strip-top, 56px);
    z-index: 92;
    flex-shrink: 0;
}
.cad-tab {
    flex: 1;
    padding: 12px 6px;
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    border: none;
    border-right: 1px solid #111;
    background: #fff;
    color: #888;
    cursor: pointer;
    transition: color 0.15s, background 0.15s;
    white-space: nowrap;
}
.cad-tab:last-child { border-right: none; }
.cad-tab--active {
    color: var(--orange, #ff7a1a);
    background: #fff8f0;
    border-bottom: 3px solid var(--orange, #ff7a1a);
}
.cad-tab:focus-visible { outline: 2px solid var(--orange, #ff7a1a); outline-offset: -2px; }

/* --- SPLIT LAYOUT CONTAINER --- */
.cad-layout {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    border: 1px solid #111;
    border-top: none; /* il tab bar funge da separatore superiore su mobile */
}

/* --- PANNELLO SINISTRA / Tab Parametri --- */
.cad-layout__left {
    flex: 0 0 300px;
    width: 300px;
    border-right: 1px solid #111;
    position: sticky;
    top: var(--strip-top, 56px);
    max-height: calc(100vh - var(--strip-top, 56px) - 8px);
    overflow-y: auto;
    background: #fff;
    scrollbar-width: thin;
}

/* --- PANNELLO DESTRA / Tab Anteprima --- */
.cad-layout__right {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
}
.cad-layout__right .cad-grid { margin-bottom: 0 !important; }
.cad-layout__right .cad-workspace {
    border: none;
    flex: 1;
    height: calc(100vh - var(--strip-top, 56px) - 8px);
    min-height: 480px;
    max-height: none;
}

/* Totale + CTA inline sotto i layer */
.cad-layers-footer {
    padding: 10px 12px;
    border-top: 1px solid #e5e5e5;
    margin-top: 4px;
}
/* Gap: override altezza fissa #entity-layers-chart nell'aside layer */
.cad-workspace__layers-body #entity-layers-chart {
    height: auto !important;
    overflow: visible !important;
}
/* Card totale: adatta alla larghezza della sidebar */
.cad-layers-footer .cad-field--total {
    flex: none;
    width: 100%;
    max-width: 100%;
    min-width: 0;
}
/* Blocchi interni a tutta la cornice: niente padding/gap (un solo contenitore) */
.cad-layers-footer #cost-result {
    padding: 0 !important;
    overflow: hidden;
}
/* Testo card totale uniforme ai bottoni */
.cad-layers-footer .cad-strip-total {
    padding: 6px 10px;
}
.cad-layers-footer .cad-strip-total__label {
    font-size: 9px !important;
}
.cad-layers-footer .cad-strip-total__value,
.cad-layers-footer #total-cost {
    font-size: 18px !important;
}
/* Dettagli: testo uniforme (etichette + valori) e tutto su una sola riga */
.cad-layers-footer .cad-strip-total__detail {
    font-size: 8px !important;
    padding: 6px 10px;
    gap: 6px;
    border-left: none;
    border-right: none;
    border-bottom: none;
    flex-wrap: nowrap;
}
.cad-layers-footer .cad-strip-total__detail > span {
    white-space: nowrap;
}
.cad-layers-footer .cad-strip-total__detail strong {
    font-size: 8px !important;
}
/* Bottoni: testo compatto per non andare a capo */
.cad-layers-footer .cad-btn--lg {
    font-size: 11px;
    letter-spacing: 0.06em;
    padding: 10px 8px;
    min-height: 44px;
}

/* --- PANNELLO PARAMETRI (ex cad-toolbar-strip) --- */
.cad-params-panel {
    background: #fff;
    padding: 14px 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* Campos dentro cad-params-panel: impila verticalmente */
.cad-params-panel .cad-strip-row--inputs {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 8px;
    margin-bottom: 2px;
}
.cad-params-panel .cad-strip-row--inputs .cad-field,
.cad-params-panel .cad-strip-row--inputs [class*="cad-field"] {
    flex: none !important;
    max-width: 100% !important;
    width: 100%;
    min-width: 0;
    align-self: stretch;
}
.cad-params-panel .cad-strip-row--inputs .cad-strip-sep { display: none !important; }
.cad-params-panel .cad-strip-row--inputs #format-suggestion {
    flex: none !important;
    max-width: 100% !important;
    width: 100% !important;
    align-self: stretch;
}
.cad-params-panel .cad-strip-row--inputs .cad-field--btn .cad-btn--secondary {
    width: 100%;
}
/* Totale costo: piena larghezza nel pannello */
.cad-params-panel #cost-result {
    width: 100% !important;
    flex: none !important;
    max-width: 100% !important;
}

/* ---- Desktop ≥992px: #format-suggestion uniformato alle altre righe del sidebar ----
   Sul sidebar verticale .cad-format-inline viene spogliato del suo box (bordo/sfondo)
   e i suoi elementi interni vengono rimappati sullo stile cad-label + form-select.
   Lo stato --alert (fuori formato) mantiene il contrasto nero/bianco ma dentro il
   medesimo contenitore stilizzato come campo. */
@media (min-width: 992px) {
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .cad-format-inline {
        border: none;
        background: transparent;
        padding: 0;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .format-suggestion__row {
        display: flex;
        flex-direction: column;
        gap: 0;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .format-suggestion__label {
        display: block;
        font-family: var(--font-mono);
        font-size: 10px;
        font-weight: 700;
        letter-spacing: 0.12em;
        text-transform: uppercase;
        color: #111;
        margin-bottom: 4px;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .format-suggestion__value {
        display: block;
        width: 100%;
        padding: 6px 10px;
        border: 1px solid #ced4da;
        background: #fff;
        font-size: 13px;
        font-weight: 600;
        border-radius: 4px;
        line-height: 1.4;
        color: #111;
    }
    /* Stato alert: riquadro nero/bianco identico al comportamento attuale ma
       dentro la struttura campo — bordo e sfondo applicati sul wrapper interno */
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .cad-format-inline--alert {
        border: 2px solid #111;
        background: #111;
        padding: 8px 10px;
        border-radius: 4px;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .cad-format-inline--alert .format-suggestion__label {
        color: #fff;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .cad-format-inline--alert .format-suggestion__value {
        background: #111;
        border-color: transparent;
        color: #fff;
    }
}

/* Layer panel: sempre visibile nel nuovo layout */
.cad-workspace__layers {
    display: flex !important;
    flex: 0 0 260px;
    width: 260px;
}

/* Preview background chiara (filtro invert rimosso) */
.cad-workspace__canvas { background: #fff; }

/* --- RESPONSIVE MOBILE <992px --- */
@media (max-width: 991.98px) {
    .cad-layout {
        display: block;
        border: none;
    }
    .cad-layout__left {
        flex: none;
        width: 100%;
        position: static;
        max-height: none;
        border-right: none;
        border-bottom: 1px solid #111;
        overflow-y: visible;
    }
    .cad-layout__right {
        width: 100%;
    }
    .cad-layout__right .cad-workspace {
        height: 65vh;
        min-height: 380px;
        max-height: 720px;
        border: 1px solid #111;
    }
    .cad-layers-footer .cad-btn {
        min-height: 52px;
        font-size: 14px;
    }

    /* Niente tab su mobile: colonna unica scrollabile.
       Entrambi i pane sono blocchi impilati nell'ordine naturale del DOM:
       Parametri → Anteprima → Layer → Totale → CTA. */

    /* Layer panel su mobile: stacked (preview sopra, layer sotto) */
    .cad-layout__right .cad-workspace {
        flex-direction: column;
        height: auto;
        min-height: 0;
    }
    .cad-workspace__layers {
        flex: 0 0 auto !important;
        width: 100% !important;
        border-left: none !important;
        border-top: 1px solid #111;
    }
    /* Header cliccabile su mobile */
    #layers-pane-header {
        cursor: pointer;
    }
    /* Toggle visibile solo su mobile */
    .layers-toggle-btn {
        display: flex;
        align-items: center;
    }
    /* Body collassato di default su mobile */
    .cad-workspace__layers-body {
        overflow: hidden;
        max-height: 0;
        padding-top: 0;
        padding-bottom: 0;
    }
    /* Body espanso */
    .cad-workspace__layers.is-expanded .cad-workspace__layers-body {
        max-height: 9999px;
        overflow-y: visible;
    }
    .cad-workspace__preview {
        min-height: 260px;
        height: 45vw;
    }

    /* Header anteprima ("Anteprima" + toolbar zoom/home/grid): col nome file
       (~140px) titolo+toolbar non stanno su una riga sola di 44px fissi.
       Si nasconde il nome file su mobile (poco utile: già visibile nel campo
       upload sopra) — così titolo + toolbar restano comodamente su una riga. */
    #preview-filename.cad-pane-subtitle {
        display: none !important;
    }

    /* Campi parametri: grid 2 colonne su mobile */
    .cad-params-panel .cad-strip-row--inputs {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    /* Full-width: calcola, cost-result. */
    .cad-params-panel .cad-strip-row--inputs .cad-field--btn,
    .cad-params-panel .cad-strip-row--inputs .cad-field--total {
        grid-column: 1 / -1;
    }
    /* Ordine visivo su mobile (griglia 2 colonne):
       1. Unità file (full-width)
       2. Materiale (col 1) | Formato minimo (col 2) — affiancati
       3. Spessore, Colore, ecc.
       4. Calcola (full-width) */
    .cad-params-panel .cad-strip-row--inputs #unit-override-card {
        grid-column: 1 / -1;
        order: 1;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion {
        grid-column: 1 / -1;
        order: 2;
    }
    .cad-params-panel .cad-strip-row--inputs .cad-field--lg {
        order: 3;
    }
    .cad-params-panel .cad-strip-row--inputs #thickness-select-container,
    .cad-params-panel .cad-strip-row--inputs #color-select-container,
    .cad-params-panel .cad-strip-row--inputs #format-select-container,
    .cad-params-panel .cad-strip-row--inputs #campitura-quality-field,
    .cad-params-panel .cad-strip-row--inputs #router-section-profilatura,
    .cad-params-panel .cad-strip-row--inputs #router-section-tasca,
    .cad-params-panel .cad-strip-row--inputs #router-section-rilievo,
    .cad-params-panel .cad-strip-row--inputs #router-section-scanalatura {
        order: 4;
        flex: 1 1 100%;
    }
    .cad-params-panel .cad-strip-row--inputs .cad-field--btn {
        order: 10;
    }
    /* Stile #format-suggestion uniforme su mobile (come desktop):
       label uppercase + valore in campo bordato alto 40px */
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .cad-format-inline {
        border: none;
        background: transparent;
        padding: 0;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .format-suggestion__label {
        display: block;
        font-family: var(--font-mono);
        font-size: 10px;
        font-weight: 700;
        letter-spacing: 0.12em;
        text-transform: uppercase;
        color: #111;
        margin-bottom: 4px;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .format-suggestion__value {
        display: flex;
        align-items: center;
        width: 100%;
        height: 40px;
        min-height: 40px;
        max-height: 40px;
        padding: 0 10px;
        border: 1px solid #ced4da;
        background: #fff;
        font-size: 13px;
        font-weight: 600;
        border-radius: 4px;
        color: #111;
        box-sizing: border-box;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .cad-format-inline--alert {
        border: 2px solid #111;
        background: #111;
        padding: 8px 10px;
        border-radius: 4px;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .cad-format-inline--alert .format-suggestion__label {
        color: #fff;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .cad-format-inline--alert .format-suggestion__value {
        background: #111;
        border-color: transparent;
        color: #fff;
        height: auto;
        min-height: 0;
        max-height: none;
    }
    /* Altezza allineata alla riga compatta dell'area "Carica file" (40px).
       Serve forzare height/padding/box-sizing: con solo min-height, bordo (2px)
       + padding di Bootstrap fanno superare i 40px (~43.5px renderizzati). */
    .cad-params-panel .form-select,
    .cad-params-panel .form-control {
        height: 40px;
        min-height: 40px;
        max-height: 40px;
        padding-top: 0;
        padding-bottom: 0;
        font-size: 13px;
        box-sizing: border-box;
    }
    .cad-params-panel .cad-btn {
        height: 40px;
        min-height: 40px;
        max-height: 40px;
        padding-top: 0;
        padding-bottom: 0;
        font-size: 13px;
        box-sizing: border-box;
    }
    /* CTA full-width su mobile */
    .cad-params-panel .cad-strip-row--cta .cad-btn {
        flex: 1;
        font-size: 13px;
        padding: 12px 8px;
    }
}

@media (min-width: 992px) {
    /* Desktop: tab bar nascosta, entrambi i pannelli visibili */
    .cad-mobile-tabs { display: none !important; }
    #cad-pane-params,
    #cad-pane-preview { display: block !important; }
    #cad-pane-params.cad-pane--hidden,
    #cad-pane-preview.cad-pane--hidden { display: block !important; }
}


/* =========================================================================
   CAD TOOLBAR STRIP — fascia superiore (Unità · Costi · CTA)
   Layout orizzontale flex-wrap, sopra l'anteprima
   ========================================================================= */
.cad-toolbar-strip {
    border: 1px solid #111;
    background: #ffffff;
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    /* Rimane ancorata sotto la navbar durante lo scroll */
    position: sticky;
    top: var(--strip-top, 72px);
    z-index: 90;
}
.cad-strip-row {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    flex-wrap: wrap;
}
.cad-strip-row--inputs { gap: 12px; row-gap: 12px; }
.cad-strip-row--cta { gap: 10px; align-items: stretch; }

.cad-field {
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.cad-field--md { flex: 1 1 140px; max-width: 200px; }
.cad-field--lg { flex: 1 1 180px; max-width: 260px; }
.cad-field--btn { flex: 0 0 auto; min-width: 130px; align-self: flex-end; }
.cad-field--total { flex: 1 1 240px; min-width: 200px; max-width: 320px; }

.cad-strip-sep {
    width: 1px;
    background: #e5e5e5;
    align-self: stretch;
    margin: 4px 4px;
    min-height: 40px;
}

.cad-strip-total {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: #111;
    color: #fde047;
    font-family: var(--font-mono, monospace);
}
.cad-strip-total__label {
    font-size: 10px;
    letter-spacing: 0.18em;
    color: #fff;
    opacity: 0.7;
}
.cad-strip-total__value {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.04em;
}
.cad-strip-total__detail {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    padding: 4px 12px;
    font-family: var(--font-mono, monospace);
    font-size: 10px;
    color: #6b7280;
    background: #fafafa;
    border-left: 1px solid #e5e5e5;
    border-right: 1px solid #e5e5e5;
    border-bottom: 1px solid #e5e5e5;
}
.cad-strip-total__detail strong { color: #111; font-weight: 700; }

/* Mobile: stack verticale */
@media (max-width: 767.98px) {
    .cad-toolbar-strip { padding: 12px; }
    .cad-field--md, .cad-field--lg, .cad-field--btn, .cad-field--total {
        flex: 1 1 100%;
        max-width: 100%;
    }
    .cad-strip-row--cta { flex-direction: column; }
}
@media (min-width: 768px) and (max-width: 1199.98px) {
    .cad-field--md, .cad-field--lg { flex: 1 1 calc(33.33% - 12px); }
    .cad-field--btn { flex: 1 1 calc(33.33% - 12px); }
    .cad-field--total { flex: 1 1 calc(50% - 12px); max-width: 100%; }
}

/* =========================================================================
   UPLOAD CARD — versione compatta mobile/tablet (<992px)
   Unica regola consolidata per .upload-row: prima era frammentata su
   5 breakpoint diversi (860/991/767/640/576px) con valori in conflitto
   risolti solo da !important + ordine nel file. Ora tutto lo spazio
   sotto i 992px (soglia dello split desktop .cad-layout) usa questa
   griglia compatta a 4 righe da 40px, eliminando la "zona morta"
   ~641-767px che ricadeva nel layout a colonna singola con controlli
   da 50-56px (più ingombrante e incoerente col resto del redesign).
   ========================================================================= */
@media (max-width: 991.98px) {
    /* Card container */
    .upload-card-flat { padding: 0 !important; }
    .upload-card-flat .card-body { padding: 10px !important; }

    /* Grid mobile:
       Riga 1 → [CARICA FILE | campo testo (flex) | NUOVO ↺]
       Riga 2 → [ANALIZZA  — full width]
       Riga 3 → [DIMENSIONI — full width]
       Riga 4 → [LUNGHEZZA  — full width]
    */
    .upload-row {
        grid-template-columns: auto 1fr auto !important;
        gap: 6px !important;
    }

    /* Riga 1 — i primi 3 elementi occupano le 3 colonne */
    .upload-row > label.btn-carica       { grid-column: 1; grid-row: 1; }
    .upload-row > .upload-row__file-display { grid-column: 2; grid-row: 1; }
    .upload-row > #reset-all             { grid-column: 3; grid-row: 1; }

    /* Riga 2+ — ANALIZZA e stat si estendono su tutte e 3 le colonne */
    .upload-row > #analyze-btn                  { grid-column: 1 / -1; grid-row: 2; }
    /* Lunghezza totale prima, Dimensioni+unità dopo */
    .upload-row > .upload-row__stat--length     { grid-column: 1 / -1; grid-row: 3; }
    .upload-row > .upload-row__dim-row          { grid-column: 1 / -1; grid-row: 4; }
    /* fallback generico per eventuali altri stat */
    .upload-row > .upload-row__stat             { grid-column: 1 / -1; }
    .upload-row > .upload-row__length           { grid-column: 1 / -1; }

    /* Altezze compatte — riga 1 uniforme a 40px */
    .upload-row { align-items: stretch; }

    .btn-carica {
        height: 40px !important;
        min-height: 40px !important;
        max-height: 40px !important;
        min-width: 0 !important;
        padding: 0 12px !important;
        gap: 8px;
        box-sizing: border-box;
    }
    .btn-carica i { font-size: 15px !important; }
    .btn-carica__title { font-size: 12px; }
    .btn-carica__hint { display: none; }

    .upload-row__file-display {
        height: 40px !important;
        min-height: 40px !important;
        max-height: 40px !important;
    }
    #file-display {
        height: 40px !important;
        min-height: 40px !important;
        max-height: 40px !important;
        font-size: 13px !important;
        padding: 0 10px !important;
        box-sizing: border-box;
    }

    .btn-nuovo {
        width: 40px !important;
        min-width: 40px !important;
        min-height: 40px !important;
        max-height: 40px !important;
        height: 40px !important;
        font-size: 14px !important;
        border: 2px solid var(--ink) !important;
        box-sizing: border-box;
    }

    .upload-row #analyze-btn {
        height: 40px !important;
        min-height: 40px !important;
        min-width: 0 !important;
        padding: 0 16px !important;
        font-size: 13px !important;
    }

    /* Stat box generica (LUNGHEZZA) */
    .upload-row__stat {
        height: 40px !important;
        padding: 0 10px !important;
        gap: 6px;
        min-width: 0;
    }
    .upload-row__stat-icon { font-size: 14px !important; }
    .upload-row__stat-label { font-size: 8.5px; }
    .upload-row__stat-value { font-size: 13px !important; margin-top: 1px; }

    .upload-row__length {
        height: 40px !important;
        padding: 0 10px !important;
        min-width: 0;
    }
    .upload-row__length-label { font-size: 8.5px; }
    .upload-row__length-value { font-size: 15px !important; margin-top: 1px; }
    .upload-row__length-value em { font-size: 10px; }

    /* Wrapper riga DIMENSIONI + selettore unità: flex 50/50 */
    .upload-row__dim-row { display: flex !important; gap: 6px; align-items: stretch; height: 40px; }
    .upload-row__dim-row[hidden] { display: none !important; }

    /* Permetti al dropdown unità di uscire dai bordi della card */
    .upload-card-flat,
    .upload-card-flat .card-body { overflow: visible !important; }

    /* Nasconde il selettore unità della barra desktop: su mobile c'è .unit-mob */
    #unit-override-card { display: none !important; }
    /* Stat DIMENSIONI: occupa metà larghezza */
    .upload-row__dim-row .upload-row__stat--dim {
        flex: 1 1 0;
        min-width: 0;
        height: 40px !important;
        display: flex !important;
        align-items: center;
        gap: 6px;
        padding: 0 8px !important;
    }
    /* Dropdown unità mobile: occupa metà larghezza */
    .unit-mob {
        display: flex !important;
        flex: 1 1 0;
        min-width: 0;
        position: relative;
    }
    .unit-mob__btn {
        width: 100%;
        height: 40px !important;
        display: flex;
        align-items: center;
        gap: 6px;
        padding: 0 10px;
        background: var(--white, #fff);
        border: 2px solid var(--ink, #111);
        border-radius: var(--radius, 0);
        font-family: var(--font-mono, monospace);
        font-size: 11px;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        color: var(--ink, #111);
        cursor: pointer;
        white-space: nowrap;
        overflow: hidden;
        box-sizing: border-box;
    }
    .unit-mob__icon { font-size: 13px; flex-shrink: 0; }
    .unit-mob__label { flex: 1 1 0; min-width: 0; overflow: hidden; text-overflow: ellipsis; text-align: left; }
    .unit-mob__arrow { font-size: 9px; flex-shrink: 0; transition: transform 160ms ease; }
    .unit-mob--open .unit-mob__arrow { transform: rotate(180deg); }

    .unit-mob__menu {
        display: none;
        position: absolute;
        top: calc(100% + 3px);
        left: 0;
        right: 0;
        background: var(--white, #fff);
        border: 2px solid var(--ink, #111);
        border-radius: var(--radius, 0);
        list-style: none;
        margin: 0;
        padding: 0;
        z-index: 9999;
        box-shadow: 0 4px 14px rgba(0,0,0,.13);
    }
    .unit-mob--open .unit-mob__menu { display: block; }

    .unit-mob__opt {
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 9px 10px;
        font-family: var(--font-mono, monospace);
        font-size: 12px;
        font-weight: 600;
        color: var(--ink, #111);
        cursor: pointer;
        transition: background 80ms ease;
    }
    .unit-mob__opt + .unit-mob__opt { border-top: 1px solid var(--line-2, #e0e0e0); }
    .unit-mob__opt:hover { background: var(--off-white, #f5f5f5); }
    .unit-mob__opt--sel { background: var(--yellow-soft, #fff8dc); font-weight: 700; }
    .unit-mob__check { font-size: 10px; color: var(--ink, #111); visibility: hidden; flex-shrink: 0; }
    .unit-mob__opt--sel .unit-mob__check { visibility: visible; }

    /* Avviso "disegno fuori formato": equivalente mobile di .unit-override-card--warn
       (quella card è nascosta su mobile, sostituita da .unit-mob — senza questa
       regola l'evidenziazione del problema sull'unità file andava persa). */
    .unit-mob--warn .unit-mob__btn {
        border-color: var(--yellow);
        background: var(--yellow-soft);
        font-weight: 700;
        animation: unit-warn-pulse 1.2s ease-out 2;
    }
}

/* Dropdown unità mobile: nascosto su desktop */
.unit-mob { display: none; }

/* Wrapper dim-row su desktop: flex passthrough (la stat interna porta i propri stili) */
.upload-row__dim-row {
    display: flex;
    align-items: stretch;
}
/* hidden attribute deve vincere su qualsiasi display */
.upload-row__dim-row[hidden] { display: none !important; }

/* ===========================================================================
   TELEFONO IN ORIZZONTALE (landscape) — altezza utile ridotta (~390-430px)
   Targetizza SOLO lo smartphone girato: non tocca verticale, tablet, desktop.
   Obiettivo: liberare spazio verticale → card upload su UNA riga compatta,
   header/tab/margini ridotti, così Parametri/Anteprima sono subito visibili.
   =========================================================================== */
@media (orientation: landscape) and (max-height: 480px) and (max-width: 932px) {

    /* ---- Margini verticali generali ridotti ---- */
    .row.mb-2 { margin-bottom: 4px !important; }
    .container { padding-top: 0 !important; }

    /* ---- Navbar/header compatto ---- */
    .navbar { padding: 6px 0 !important; margin-bottom: 6px !important; }
    .navbar-brand { gap: 8px !important; }
    .navbar-brand__text { gap: 1px !important; }
    .navbar-brand__logo,
    .navbar-brand__mark { width: 32px !important; height: 32px !important; }
    .navbar-brand__mark { font-size: 14px !important; }
    .navbar-brand__name { font-size: 14px !important; }
    .navbar-brand__tag { font-size: 8px !important; padding: 1px 5px !important; letter-spacing: 0.04em !important; }
    .mode-switch__btn { padding: 6px 9px !important; font-size: 11px !important; }

    /* ---- Tab mobile (Parametri | Anteprima) più bassi ---- */
    .cad-tab { padding: 7px 6px !important; }

    /* ---- Card upload: UNA sola riga compatta ---- */
    .upload-card-flat--single .card-body { padding: 6px 8px !important; }

    /* Due righe via flexbox + wrap (non griglia a colonne fisse): con 6 elementi
       su un'unica riga il testo nelle stat box (LUNGHEZZA/DIMENSIONI) usciva dal
       contenitore. Lasciando che gli elementi vadano a capo in base al loro
       contenuto si ottengono naturalmente: riga 1 = CARICA/campo file/RESET,
       riga 2 = ANALIZZA/LUNGHEZZA/DIMENSIONI — senza indovinare larghezze fisse
       che trabocchino su device diversi (notch ~740px vs tablet landscape ~930px). */
    .upload-row,
    .upload-row--single {
        display: flex !important;
        flex-wrap: wrap !important;
        gap: 6px !important;
        align-items: stretch !important;
    }
    /* Reset assegnazioni grid esplicite della griglia compatta <992px (irrilevanti in flex) */
    .upload-row > * { grid-column: auto !important; grid-row: auto !important; }

    .upload-row > label.btn-carica           { flex: 0 1 auto; }
    .upload-row > .upload-row__file-display   { flex: 1 1 120px; min-width: 90px; }
    .upload-row > #reset-all                  { flex: 0 0 36px; }

    .upload-row > #analyze-btn,
    .upload-row > .upload-row__stat--length,
    .upload-row > .upload-row__dim-row {
        flex: 1 1 calc(33.333% - 6px);
        min-width: 0;
    }

    /* Altezza uniforme 36px su tutti gli elementi della riga */
    .btn-carica,
    .upload-row__file-display,
    #file-display,
    .btn-nuovo,
    .btn-nuovo--icon,
    .upload-row #analyze-btn,
    .upload-row__stat,
    .upload-row__stat--length,
    .upload-row__dim-row,
    .upload-row__dim-row .upload-row__stat--dim,
    .unit-mob,
    .unit-mob__btn {
        height: 36px !important;
        min-height: 36px !important;
        max-height: 36px !important;
    }

    /* CARICA: compatto, hint nascosto */
    .btn-carica { min-width: 0 !important; padding: 0 10px !important; gap: 7px !important; }
    .btn-carica i { font-size: 14px !important; }
    .btn-carica__title { font-size: 12px !important; }
    .btn-carica__hint { display: none !important; }

    /* Campo nome file: si allunga, niente max-width che lo strozzi */
    .upload-row__file-display { max-width: none !important; min-width: 0 !important; }
    #file-display { font-size: 12px !important; padding: 0 10px !important; }

    /* Reset (icona) e Analizza compatti */
    .btn-nuovo,
    .btn-nuovo--icon { width: 36px !important; min-width: 36px !important; font-size: 14px !important; }
    .upload-row #analyze-btn { min-width: 0 !important; padding: 0 14px !important; font-size: 12px !important; }

    /* Stat DIMENSIONI / LUNGHEZZA: inline e compatte */
    .upload-row__stat,
    .upload-row__stat--length { padding: 0 8px !important; min-width: 0 !important; }
    .upload-row__dim-row { display: flex !important; align-items: stretch !important; gap: 6px !important; }
    .upload-row__dim-row[hidden] { display: none !important; }
    .upload-row__dim-row .upload-row__stat--dim { padding: 0 8px !important; }
    .upload-row__stat-label { font-size: 8.5px !important; }
    .upload-row__stat-value { font-size: 12px !important; }
    .upload-row__stat-icon { font-size: 13px !important; }

    /* ---- Pannello PARAMETRI compatto in landscape ---- */
    .cad-params-panel { padding: 8px 10px !important; gap: 4px !important; }
    .cad-params-panel .cad-strip-row--inputs { gap: 6px !important; margin-bottom: 0 !important; }

    /* Campi più bassi (~34px) e label attaccate */
    .cad-params-panel .form-select,
    .cad-params-panel .form-control {
        min-height: 34px !important;
        height: 34px !important;
        font-size: 13px !important;
    }
    .cad-params-panel .form-control { padding-top: 4px !important; padding-bottom: 4px !important; }
    .cad-params-panel .form-select { padding-top: 4px !important; padding-bottom: 4px !important; }
    .cad-params-panel .cad-label {
        font-size: 9px !important;
        margin-bottom: 2px !important;
    }
    .cad-params-panel .cad-btn {
        min-height: 38px !important;
        height: 38px !important;
        font-size: 13px !important;
    }

    /* Layout: 3 colonne campi + 4ª colonna per CALCOLA verticale a destra.
       Riga 1 = Unità file (col 1-3) | Riga 2 = Materiale·Spessore·Formato.
       CALCOLA occupa la colonna 4 affiancando entrambe le righe (recupero verticale). */
    .cad-params-panel .cad-strip-row--inputs {
        grid-template-columns: 1fr 1fr 1fr 140px !important;
        align-items: start !important;
    }
    /* Unità file: prime 3 colonne, riga in alto */
    .cad-params-panel .cad-strip-row--inputs #unit-override-card { grid-column: 1 / 4 !important; }
    /* Materiale: forza riga 2 col 1 — stessa riga di Format-suggestion e CALCOLA */
    .cad-params-panel .cad-strip-row--inputs .cad-field--lg {
        grid-column: 1 !important;
        grid-row: 2 !important;
    }
    /* CALCOLA: colonna destra, bottone alto che affianca Unità + riga campi */
    .cad-params-panel .cad-strip-row--inputs .cad-field--btn {
        grid-column: 4 !important;
        grid-row: 2 !important;
        align-self: stretch !important;
        margin: 0 !important;
        padding: 0 !important;
    }
    .cad-params-panel .cad-strip-row--inputs .cad-field--btn .cad-btn {
        height: 100% !important;
    }

    /* ---- Workspace: rimuove overflow:hidden e max-height che tagliano il pannello
       layer con 4+ layer. Il canvas ha già il proprio overflow:hidden separato —
       il workspace può crescere liberamente e il page scroll gestisce la navigazione.
       Preview: altezza vh-based invece di vw-based (45vw in landscape ≈ 365px su
       iPhone, praticamente l'intera altezza viewport; 55vh ≈ 206px lascia spazio
       visibile al pannello layer espanso con footer e bottoni CTA). */
    .cad-workspace {
        overflow: visible !important;
        max-height: none !important;
    }
    .cad-layout__right .cad-workspace {
        max-height: none !important;
    }
    .cad-workspace__preview {
        height: 55vh !important;
        min-height: 150px !important;
    }

    /* ---- Dropdown lavorazioni: position fixed per uscire dall'overflow:hidden del canvas ----
       In landscape il dropdown è position:absolute e viene tagliato dal bordo inferiore di
       .cad-workspace__canvas (overflow:hidden). Rendendolo fixed + bottom-sheet si comporta
       come in portrait, ma con altezza ridotta (50vh) e item più compatti per adattarsi
       all'altezza limitata del viewport landscape. */
    .assign-dropdown {
        position: fixed !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        top: auto !important;
        max-width: 100vw !important;
        max-height: 50vh !important;
        border-radius: 12px 12px 0 0 !important;
        border-bottom: 0 !important;
        padding: 8px 8px env(safe-area-inset-bottom, 8px) !important;
        box-shadow: 0 -8px 28px rgba(0,0,0,0.22) !important;
    }
    .assign-dropdown__item {
        min-height: 32px !important;
        padding: 4px 10px !important;
        font-size: 12px !important;
    }
    .assign-dropdown__title {
        font-size: 10px !important;
        padding-top: 4px !important;
    }

    /* #format-suggestion: riga 2, col 2-3 — stessa riga di Materiale e CALCOLA */
    .cad-params-panel .cad-strip-row--inputs #format-suggestion {
        grid-column: 2 / 4 !important;
        grid-row: 2 !important;
    }
    /* Dimensioni label e campo uniformate alle altre righe landscape */
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .format-suggestion__label {
        font-size: 9px !important;
        margin-bottom: 2px !important;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .format-suggestion__value {
        height: 34px !important;
        min-height: 34px !important;
        max-height: 34px !important;
    }
    /* Alert: padding ridotto, font 11px — il testo si espande su max 2 righe (~37px), accettabile */
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .cad-format-inline--alert {
        padding: 4px 8px !important;
    }
    .cad-params-panel .cad-strip-row--inputs #format-suggestion .cad-format-inline--alert .format-suggestion__value {
        display: block !important;
        height: auto !important;
        min-height: 0 !important;
        max-height: none !important;
        font-size: 11px !important;
        line-height: 1.3 !important;
        white-space: normal !important;
    }
    /* order di mobile non interferisce con il piazzamento esplicito di CALCOLA (step 1 grid) */
    .cad-params-panel .cad-strip-row--inputs .cad-field--btn { order: 0 !important; }
}

/* ── Sezioni parametri router (profilatura / tasca / rilievo / scanalatura) ─ */
.router-op-section {
    width: 100%;
}
.cad-strip-row--inputs .router-op-section {
    flex: 1 1 100%;
}
.router-section-header {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 6px 10px;
    background: #efefef;
    border: 1px solid #d4d4d4;
    border-radius: 6px;
    cursor: pointer;
    font-family: inherit;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #333;
    text-align: left;
    transition: background 0.15s;
    outline: none;
}
.router-section-header:hover {
    background: #e4e4e4;
}
.router-section-header[aria-expanded="true"] {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    border-bottom-color: transparent;
}
.router-section-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    flex-shrink: 0;
    border: 1px solid rgba(0,0,0,0.18);
}
.router-section-chevron {
    margin-left: auto;
    font-size: 10px;
    color: #888;
    transition: transform 0.2s ease;
}
.router-section-header[aria-expanded="false"] .router-section-chevron {
    transform: rotate(-90deg);
}
.router-section-body {
    border: 1px solid #d4d4d4;
    border-top: none;
    border-bottom-left-radius: 6px;
    border-bottom-right-radius: 6px;
    padding: 10px;
    background: #fff;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.router-section-body .cad-field {
    margin-bottom: 0 !important;
}

/* ── Rubik spinner overlay sul preview ──────────────────────────────────── */
#rubik-spinner-wrap {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.12);
    z-index: 10;
}
#rubik-spinner-wrap[hidden] { display: none; }