/* Ocean Ring Front — Liquid Glass Theme
   Structure:
   1) Tokens (couleurs, blur, rayons)
   2) Fond global
   3) Surfaces (cards/containers)
   4) Boutons
   5) Champs (inputs/selects)
   6) Modales (seed map, wizard)
   7) Mise en page (héritée de style.css + light)
*/

:root {
  --glass-blur: 14px;
  --glass-saturate: 1.08;
  --glass-bg-weak: rgba(255, 255, 255, 0.10);
  --glass-bg: rgba(255, 255, 255, 0.16);
  --glass-bg-strong: rgba(255, 255, 255, 0.22);
  --glass-border: rgba(255, 255, 255, 0.22);
  --glass-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
  --glass-radius: 14px;
  --gold: #d4af37;
  /* Harmonisation texte clair */
  --text-dark: #f4f1e8;
}

/* Register animatable custom properties for gradient colors/sizes */
/* (Compat) Pas de @property: plusieurs navigateurs/CSP l'ignorent */

/* 2) Fond global */
.front-page {
  position: relative;
  min-height: 100vh;
  isolation: isolate;
  /* Fallback values for browsers without @property support */
  /* Palette dorée par défaut (peut être surchargée par JS) */
  --c1: rgba(212,175,55,0.28);   /* gold classique */
  --c2: rgba(255,215,0,0.22);    /* or vif */
  --c3: rgba(255,196,112,0.16);  /* doré clair */
  --c4: rgba(255,170,64,0.14);   /* ambre */
  --r1: 40rem; --r2: 36rem; --r3: 44rem; --r4: 28rem;
  --x1: 0%; --y1: 0%;
  --x2: 0%; --y2: 0%;
  --x3: 0%; --y3: 0%;
  --x4: 0%; --y4: 0%;
  --hue: 0deg;
}
.front-page::before { content: none !important; background: none !important; -webkit-backdrop-filter: none !important; backdrop-filter: none !important; }

/* Animate only colors and radii for a subtle breathing effect */
@keyframes glassColorShift {
  0% {
    --c1: rgba(59,130,246,0.22); --c2: rgba(212,175,55,0.22);
    --c3: rgba(167,139,250,0.16); --c4: rgba(16,185,129,0.14);
    --r1: 40rem; --r2: 36rem; --r3: 44rem; --r4: 28rem;
    --bgx: 0%; --bgy: 0%;
  }
  50% {
    --c1: rgba(59,130,246,0.30); --c2: rgba(212,175,55,0.30);
    --c3: rgba(167,139,250,0.22); --c4: rgba(16,185,129,0.20);
    --r1: 42rem; --r2: 38rem; --r3: 46rem; --r4: 30rem;
    --bgx: 0%; --bgy: 0%;
  }
  100% {
    --c1: rgba(59,130,246,0.22); --c2: rgba(212,175,55,0.22);
    --c3: rgba(167,139,250,0.16); --c4: rgba(16,185,129,0.14);
    --r1: 40rem; --r2: 36rem; --r3: 44rem; --r4: 28rem;
    --bgx: 0%; --bgy: 0%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .front-page::before { animation: none; }
}

/* 3) Surfaces */
.front-page .glass-surface {
  background: linear-gradient(180deg, var(--glass-bg-strong), var(--glass-bg));
  border: 1px solid var(--glass-border);
  border-radius: var(--glass-radius);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  box-shadow: var(--glass-shadow);
}

.front-page .glass-weak {
  background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak));
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  -webkit-backdrop-filter: blur(calc(var(--glass-blur) - 4px)) saturate(1.05);
  backdrop-filter: blur(calc(var(--glass-blur) - 4px)) saturate(1.05);
  box-shadow: 0 6px 18px rgba(0,0,0,0.10);
}

/* Appliquer aux blocs principaux sans modifier le HTML */
.front-page .container,
.front-page .two-column-layout,
.front-page .left-column,
.front-page .right-column,
.front-page .console-section,
.front-page #statusContent,
.front-page #progressContainer,
.front-page .stl-preview-container,
.front-page .viewer-controls,
.front-page .download-container,
.front-page .used-seeds-list,
.front-page .seed-management,
.front-page .preset-management,
.front-page .viewer-instructions,
.front-page .status-panel,
.front-page .load-management,
.front-page .section {
  background: linear-gradient(180deg, var(--glass-bg-strong), var(--glass-bg));
  border: 1px solid var(--glass-border);
  border-radius: var(--glass-radius);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  box-shadow: var(--glass-shadow);
}

/* 4) Boutons */
.front-page button,
.front-page .btn,
.front-page .btn-secondary,
.front-page .download-button,
.front-page .certificate-button,
.front-page .quick-btn,
.front-page .finder-button,
.front-page .preset-row button,
.front-page .texture-btn,
.front-page .view-btn,
.front-page .anim-btn {
  background: linear-gradient(180deg, var(--glass-bg-strong), var(--glass-bg)) !important;
  color: var(--text-dark);
  border: 1px solid var(--glass-border) !important;
  border-radius: 12px;
  -webkit-backdrop-filter: blur(calc(var(--glass-blur) - 4px)) saturate(1.08);
  backdrop-filter: blur(calc(var(--glass-blur) - 4px)) saturate(1.08);
  box-shadow: 0 6px 18px rgba(0,0,0,0.10), 0 1px 0 rgba(255,255,255,0.06) inset;
}
.front-page button:hover,
.front-page .btn:hover,
.front-page .btn-secondary:hover,
.front-page .download-button:hover,
.front-page .certificate-button:hover { filter: brightness(1.05); transform: translateY(-1px); }
.front-page button:disabled,
.front-page .btn:disabled,
.front-page .download-button.disabled,
.front-page .certificate-button.disabled { opacity: .6; filter: none; transform: none; }

/* Variante or pour CTA principaux (optionnelle via .gold) */
.front-page .btn.gold,
.front-page .download-button.gold {
  background: linear-gradient(180deg, color-mix(in oklab, var(--gold) 40%, white), color-mix(in oklab, var(--gold) 25%, black));
  border-color: color-mix(in oklab, var(--gold) 55%, var(--glass-border));
  box-shadow: 0 8px 24px color-mix(in oklab, var(--gold) 30%, transparent);
  color: #f4f1e8;
}

/* 5) Champs */
.front-page select,
.front-page input[type="text"],
.front-page input[type="number"],
.front-page input[type="email"],
.front-page input[type="search"],
.front-page input[type="tel"],
.front-page input[type="url"] {
  background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak));
  color: var(--text-dark);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  -webkit-backdrop-filter: blur(calc(var(--glass-blur) - 6px)) saturate(1.05);
  backdrop-filter: blur(calc(var(--glass-blur) - 6px)) saturate(1.05);
  box-shadow: 0 6px 18px rgba(0,0,0,0.12);
}
/* Uniformiser les selects (éviter fond noir natif) */
.front-page select { appearance: none; -webkit-appearance: none; -moz-appearance: none; padding: 10px 14px; background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak)) !important; background-color: rgba(255,255,255,0.12) !important; color: var(--text-dark) !important; }
.front-page select option { background: rgba(11,15,23,0.92); color: #f4f1e8; }
/* Uniformiser les selects (éviter fond noir natif) */
.front-page select { appearance: none; -webkit-appearance: none; -moz-appearance: none; padding: 10px 14px; background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak)); color: var(--text-dark); }
.front-page select option { background: rgba(11,15,23,0.92); color: #f4f1e8; }
.front-page select:focus,
.front-page input:focus { outline: none; box-shadow: 0 0 0 4px color-mix(in oklab, var(--gold) 20%, transparent); border-color: color-mix(in oklab, var(--gold) 55%, var(--glass-border)); }

/* 6) Modales */
.front-page .glass-overlay {
  background: rgba(8,10,14,0.45);
  -webkit-backdrop-filter: blur(12px) saturate(1.1);
  backdrop-filter: blur(12px) saturate(1.1);
}
.front-page .glass-modal {
  background: linear-gradient(180deg, var(--glass-bg-strong), var(--glass-bg));
  border: 1px solid var(--glass-border);
  border-radius: var(--glass-radius);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  box-shadow: var(--glass-shadow);
}
.front-page .glass-modal .glass-header,
.front-page .glass-modal .glass-footer {
  background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak));
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  -webkit-backdrop-filter: blur(calc(var(--glass-blur) - 4px)) saturate(1.05);
  backdrop-filter: blur(calc(var(--glass-blur) - 4px)) saturate(1.05);
  box-shadow: 0 6px 18px rgba(0,0,0,0.10);
}

/* 7) Mise en page (extraits essentiels de style.css et style_front_light.css
      afin que cette page fonctionne indépendamment) */

/* Base */
.front-page * { box-sizing: border-box; }
.front-page, .front-page body { line-height: 1.5; color: #f4f1e8; }
.front-page, .front-page input, .front-page select, .front-page button, .front-page textarea {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Branding header */
.front-page .front-header { max-width: 1200px; margin: 16px auto 0; padding: 10px 20px; border-bottom: none; text-align: left; }
.front-page .front-header { display:flex; align-items:center; justify-content:space-between; gap:12px; }
.front-page .front-actions { margin-left:auto; display:flex; gap:10px; align-items:center; }
.front-page .front-brand-link { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; }
.front-page .front-brand-logo { width: 80px; height: 80px; transition: transform 0.6s ease; }
.front-page .front-brand-link:hover .front-brand-logo { transform: rotate(360deg); }
.front-page .front-brand-title { color: #f3f3f375; font-weight: 1500; font-size: 30px; letter-spacing: 0.2px; }

/* Container + layout */
.front-page .container { max-width: 1200px; margin: 32px auto; padding: 2px; background: transparent !important; border: none !important; box-shadow: none !important; -webkit-backdrop-filter: none !important; backdrop-filter: none !important; }
.front-page .two-column-layout { display: flex; gap: 24px; flex-wrap: wrap; }
.front-page .left-column { flex: 1; min-width: 350px; }
.front-page .right-column { flex: 1; min-width: 350px; position: sticky; top: 20px; padding: 5%; height: fit-content; background: transparent; border: none; box-shadow: none; }

/* Typography */
.front-page h1, .front-page h2, .front-page h3 { margin-bottom: 15px; color: #f8fafc; }
.front-page h1 { text-align: left; font-size: 26px; }
/* Titre du viewer (au-dessus du STL) */
.front-page .viewer-title { font-size: 36px; font-weight: 800; letter-spacing: 0.3px; margin: 0 0 14px; color: #ffffff; text-align: center; text-shadow: 0 2px 8px rgba(0,0,0,0.25); }

/* Titre "Noon Resonance" sous le header, sur fond vidéo */
.front-page .viewer-hero-title {
  display: inline-block;
  padding: 8px 16px;
  margin: 0;
  font-size: 80px;
  font-weight: 800;
  letter-spacing: 0.3px;
  color: transparent; /* transparent pour voir le fond à travers les lettres */
  position: relative; /* nécessaire pour le ::after */
  -webkit-text-stroke: 0; /* pas de bordure décalée */
  text-shadow: none; /* pas d'ombre externe */
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .front-page .viewer-hero-title::after {
    content: attr(data-text);
    position: absolute;
    inset: 0;
    color: transparent;
    -webkit-background-clip: text;
    background-clip: text;
    background-image:
      linear-gradient(180deg,
        rgba(255,255,255,0.22) 0%,
        rgba(245,245,245,0.14) 45%,
        rgba(210,210,210,0.12) 70%,
        rgba(255,255,255,0.18) 100%
      ),
      linear-gradient(110deg, transparent 0%, rgba(255,255,255,0.10) 45%, rgba(255,255,255,0.38) 50%, rgba(255,255,255,0.10) 55%, transparent 100%);
    background-size: 100% 100%, 260% 100%;
    background-position: 0 0, -150% 0;
    animation: wetShine 14s ease-in-out infinite;
    pointer-events: none;
    opacity: 0.52;
  }
}

/* Reflet animé “wet gloss” sur le texte uniquement */
@keyframes wetShine {
  0% { background-position: 0 0, -150% 0; }
  100% { background-position: 0 0, 250% 0; }
}

.front-page .viewer-hero-title.wet {
  position: relative;
}
.front-page .viewer-hero-title.wet::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(110deg, transparent 0%, rgba(255,255,255,0.35) 45%, rgba(255,255,255,0.8) 50%, rgba(255,255,255,0.35) 55%, transparent 100%);
  mix-blend-mode: screen;
  -webkit-mask-image: linear-gradient(#000, #000);
  mask-image: linear-gradient(#000, #000);
  animation: wetShine 2.5s ease-in-out infinite;
}

/* Wizard: titre “liquid glass” */
.front-page .wizard-glass-title {
  font-size: 42px;
  font-weight: 800;
  line-height: 1.1;
  color: transparent;
  position: relative;
}
.front-page .wizard-glass-title::after {
  content: attr(data-text);
  position: absolute; inset: 0;
  color: transparent;
  -webkit-background-clip: text; background-clip: text;
  background-image:
    linear-gradient(180deg, rgba(255,255,255,0.28), rgba(255,255,255,0.10)),
    linear-gradient(110deg, transparent 0%, rgba(255,255,255,0.25) 48%, rgba(255,255,255,0.75) 50%, rgba(255,255,255,0.25) 52%, transparent 100%);
  background-size: 100% 100%, 220% 100%;
  background-position: 0 0, -150% 0;
  mix-blend-mode: screen;
  animation: wetShine 12s ease-in-out infinite;
  pointer-events: none;
}

/* Wizard byline italic */
.front-page .wizard-byline em { font-style: italic; letter-spacing: 0.2px; }

/* Plus d'espace avant le conteneur viewer */
.front-page #stl-viewer-container { margin-top: 18px; }

/* Accordéon */
.front-page .accordion { display: flex; flex-direction: column; gap: 12px; }
.front-page .accordion-item { border-radius: 8px; overflow: hidden; background: transparent; border: none; box-shadow: none; }
.front-page .accordion-item > summary { list-style: none; cursor: pointer; user-select: none; padding: 12px 16px; }
.front-page .accordion-item > summary::-webkit-details-marker { display: none; }
.front-page .accordion-item > summary::after { content: '▾'; transition: transform 0.2s ease; }
.front-page .accordion-item[open] > summary::after { transform: rotate(180deg); }
.front-page .accordion-body { padding: 16px; border-radius: 0 0 8px 8px; }

/* Form */
.front-page .form-group { margin-bottom: 8px; padding: 8px 0; }
.front-page .param-group { padding: 6px 0; margin-bottom: 8px; }
.front-page label { display: block; margin-bottom: 5px; font-weight: 500; font-size: 14px; }
.front-page .checkbox-group { display: flex; align-items: center; gap: 10px; margin: 8px 0; }
.front-page .checkbox-group input[type="checkbox"] { width: 18px; height: 18px; cursor: pointer; }

/* Ranges */
.front-page input[type="range"] { width: 100%; height: 6px; border-radius: 3px; margin: 10px 0; appearance: none; background: rgba(0,0,0,0.12); }
.front-page input[type="range"]::-webkit-slider-thumb { appearance: none; width: 18px; height: 18px; background: #1f6feb; border-radius: 50%; border: 2px solid #fff; }
.front-page input[type="range"]::-moz-range-thumb { width: 18px; height: 18px; background: #1f6feb; border-radius: 50%; border: 2px solid #fff; }

/* Actions / progress */
.front-page .actions { text-align: center; margin: 25px 0; }
.front-page #statusContent, .front-page #progressContainer { text-align: center; }
.front-page #progressBar, .front-page .progress-bar { width: 100%; height: 8px; border-radius: 4px; overflow: hidden; }
.front-page #progressText, .front-page .progress-text { font-weight: 600; }

/* Viewer */
.front-page .stl-preview-container { padding: 0; background: transparent !important; border: none !important; box-shadow: none !important; }
.front-page #stl-viewer { width: 100%; height: 60vh; border-radius: 12px; overflow: hidden; background: transparent !important; }
.front-page .viewer-controls { display: flex; flex-direction: column; gap: 15px; margin-top: 20px; padding: 20px; background: transparent !important; border: none !important; box-shadow: none !important; -webkit-backdrop-filter: none !important; backdrop-filter: none !important; }
.front-page .viewer-controls details { border: 1px solid var(--glass-border); border-radius: 12px; background: linear-gradient(180deg, var(--glass-bg-strong), var(--glass-bg)); -webkit-backdrop-filter: blur(10px) saturate(1.05); backdrop-filter: blur(10px) saturate(1.05); box-shadow: 0 6px 18px rgba(0,0,0,0.10); }
.front-page .viewer-controls details > summary { list-style: none; cursor: pointer; user-select: none; padding: 10px 12px; border-bottom: 1px solid var(--glass-border); border-radius: 12px; background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak)); }
.front-page .viewer-controls details > summary::-webkit-details-marker { display: none; }
.front-page .viewer-controls details > summary::after { content: '▾'; float: right; opacity: .7; transition: transform .15s ease; }
.front-page .viewer-controls details[open] > summary::after { transform: rotate(180deg); }
.front-page .viewer-controls .controls-row { display:flex; flex-wrap:wrap; gap:8px; }
.front-page .view-buttons { display:flex; flex-wrap:wrap; gap:10px; align-items:center; }
.front-page .view-buttons .view-btn { border-radius: 9999px; padding: 8px 12px; }
.front-page .viewer-controls .view-buttons-row { display:flex; flex-wrap:wrap; gap:10px; align-items:center; }
.front-page .viewer-controls .view-buttons-row .view-btn { border-radius: 9999px; padding: 8px 12px; }
.front-page .download-container { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; background: transparent !important; border: none !important; box-shadow: none !important; }
.front-page .download-button.disabled, .front-page .certificate-button.disabled { cursor: not-allowed; opacity: .6; }

/* Controls chips inside viewer */
.front-page .viewer-controls button,
.front-page .viewer-controls .btn,
.front-page .viewer-controls a {
  background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak));
  color: var(--text-dark);
  border: 1px solid var(--glass-border);
  border-radius: 9999px;
  padding: 6px 10px;
  -webkit-backdrop-filter: blur(8px) saturate(1.05);
  backdrop-filter: blur(8px) saturate(1.05);
  box-shadow: 0 4px 12px rgba(0,0,0,0.10);
}
.front-page .viewer-controls button:hover,
.front-page .viewer-controls .btn:hover,
.front-page .viewer-controls a:hover { filter: brightness(1.05); transform: translateY(-1px); }

/* Lists (used seeds / presets) */
.front-page .used-seeds-list { max-height: 300px; overflow-y: auto; }
.front-page .preset-controls { display: flex; flex-direction: column; gap: 12px; }
.front-page .preset-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.front-page .preset-row input[type="text"] { flex: 1; min-width: 200px; }

/* Footer + links */
.front-page .front-footer { position: sticky; bottom: 0; background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak)); border-top: 1px solid var(--glass-border); padding: 10px 0; -webkit-backdrop-filter: blur(8px) saturate(1.05); backdrop-filter: blur(8px) saturate(1.05); }
.front-page .front-footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 20px; display: flex; justify-content: flex-end; gap: 10px; }
.front-page .top-chip, .front-page .top-menu-link {
  color: #f4f1e8;
  text-decoration: none;
  padding: 8px 14px;
  border: 1px solid var(--glass-border);
  border-radius: 9999px;
  background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak));
  -webkit-backdrop-filter: blur(8px) saturate(1.05);
  backdrop-filter: blur(8px) saturate(1.05);
}
.front-page .top-chip:hover, .front-page .top-menu-link:hover { filter: brightness(1.05); transform: translateY(-1px); }

/* Console */
.front-page .console-output { background: linear-gradient(180deg, rgba(11,15,23,0.85), rgba(11,15,23,0.75)); color: #e2e8f0; border: 1px solid rgba(255,255,255,0.14); border-radius: 10px; padding: 12px; height: 450px; overflow-y: auto; overflow-x: hidden; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; font-size: 12px; line-height: 1.5; }
.front-page .console-message { margin-bottom: 8px; padding: 5px 0; }
.front-page .console-timestamp { color: #94a3b8; font-size: 12px; }
.front-page .console-info { color: #60a5fa; }
.front-page .console-success { color: #22c55e; }
.front-page .console-error { color: #f87171; }
.front-page .console-warning { color: #f59e0b; }

/* Precision panel */
.front-page .stl-precision-panel { margin-top: 14px; padding-top: 10px; border-top: 1px solid rgba(234,238,242,0.75); }
.front-page .stl-precision-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 14px; align-items: center; }

/* Used seeds */
.front-page .used-seeds-container { margin-top: 25px; }
.front-page .used-seeds-list { background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak)); border: 1px solid var(--glass-border); border-radius: 12px; padding: 15px; }
.front-page .seed-item { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,0.16); }
.front-page .seed-item:last-child { border-bottom: none; }
.front-page .seed-item-number { font-weight: 600; color: var(--gold); font-size: 16px; }
.front-page .seed-item-details { color: #334155; font-size: 13px; }
.front-page .seed-item-actions { display: flex; gap: 8px; }
.front-page .seed-info { color: #64748b; font-size: 14px; }

/* Helpers */
.front-page .hidden { display: none !important; }
.front-page span[id$="Value"] { color: var(--gold); font-weight: 600; background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak)); padding: 2px 8px; border-radius: 6px; border: 1px solid var(--glass-border); font-size: 13px; }

/* Quick buttons variants */
.front-page .test-btn { background: linear-gradient(180deg, rgba(33,139,255,0.32), rgba(33,139,255,0.18)); border-color: rgba(33,139,255,0.45); color: #f4f1e8; }
.front-page .prod-btn { background: linear-gradient(180deg, rgba(15,34,48,0.36), rgba(15,34,48,0.20)); border-color: rgba(12,28,40,0.45); color: #fff; }




/* === Inline front styles moved from ocean_ring_generator_front.html === */
/* Liquid background for the whole front page */
.front-page .front-liquid-bg { position: relative; min-height: 100vh; }
.front-page .front-liquid-bg::before { content: ""; position: fixed; inset: -20% -10% -10% -10%; z-index: -1; pointer-events: none; background: radial-gradient(40rem 40rem at 8% 12%, rgba(59, 130, 246, 0.25), transparent 60%), radial-gradient(36rem 36rem at 88% 18%, rgba(212, 175, 55, 0.25), transparent 62%), radial-gradient(44rem 44rem at 24% 86%, rgba(167, 139, 250, 0.18), transparent 64%), radial-gradient(28rem 28rem at 92% 82%, rgba(16, 185, 129, 0.16), transparent 68%); filter: blur(55px) saturate(1.05); opacity: 0.85; }

/* Wizard Lightbox */
.front-page .wizard-overlay { position: fixed; inset: 0; display: none; align-items: center; justify-content: center; z-index: 30000; background: rgba(8, 10, 14, 0.45); -webkit-backdrop-filter: blur(14px) saturate(1.1); backdrop-filter: blur(14px) saturate(1.1); overflow: hidden; }
.front-page .wizard-overlay::before { content: ""; position: absolute; inset: -20% -10% -10% -10%; z-index: -1; pointer-events: none; background: radial-gradient(40rem 40rem at 12% 12%, rgba(212, 175, 55, 0.35), transparent 60%), radial-gradient(36rem 36rem at 86% 18%, rgba(255, 215, 0, 0.25), transparent 62%), radial-gradient(44rem 44rem at 24% 86%, rgba(255, 200, 80, 0.25), transparent 64%), radial-gradient(28rem 28rem at 92% 82%, rgba(255, 240, 180, 0.18), transparent 68%); filter: blur(60px) saturate(1.05); opacity: 0.95; }
.front-page .wizard-box { background: linear-gradient(180deg, rgba(255,255,255,0.22), rgba(255,255,255,0.10)); color: #f4f1e8; width: min(980px, 94vw); height: min(86vh, 820px); border-radius: 14px; box-shadow: 0 10px 40px rgba(0,0,0,0.35); display: flex; flex-direction: column; overflow: hidden; border: 1px solid rgba(255,255,255,0.22); -webkit-backdrop-filter: blur(18px) saturate(1.2); backdrop-filter: blur(18px) saturate(1.2); }
.front-page .wizard-header { display: flex; align-items: center; justify-content: space-between; padding: 10px 14px; border-bottom: none; background: transparent !important; -webkit-backdrop-filter: none !important; backdrop-filter: none !important; box-shadow: none; }
.front-page .wizard-header h2 { margin: 0; font-size: 18px; }
.front-page .wizard-body { flex: 1; overflow: auto; padding: 22px; color: #f4f1e8; position: relative; }
.front-page .wizard-footer { display: flex; flex-direction: column; gap: 10px; align-items: center; justify-content: center; padding: 10px 14px; border-top: 1px solid rgba(255,255,255,0.22); background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04)); -webkit-backdrop-filter: blur(16px) saturate(1.1); backdrop-filter: blur(16px) saturate(1.1); }
.front-page .wizard-steps { display: flex; gap: 8px; justify-content: center; }
.front-page .wizard-steps-local { justify-content: center; position: absolute; left: 0; right: 0; bottom: 12px; margin-top: 0; }
.front-page .wizard-steps-inline { justify-content: center; }
.front-page .wizard-step-dot { width: 10px; height: 10px; border-radius: 50%; background: #e5e7eb; }
.front-page .wizard-step-dot.active { background: #d4af37; }
.front-page .wizard-actions { display: flex; gap: 8px; justify-content: center; }
.front-page .wizard-btn { background: linear-gradient(180deg, rgba(212, 175, 55, 0.38), rgba(212, 175, 55, 0.22)); color: #f4f1e8; border: 1px solid rgba(212, 175, 55, 0.48); border-radius: 12px; padding: 10px 14px; cursor: pointer; -webkit-backdrop-filter: blur(10px) saturate(1.05); backdrop-filter: blur(10px) saturate(1.05); box-shadow: 0 8px 24px rgba(212, 175, 55, 0.20); }
.front-page .wizard-btn:hover { filter: brightness(1.05) saturate(1.02); transform: translateY(-1px); }
.front-page .wizard-btn.secondary { background: linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.08)); color: #f4f1e8; border: 1px solid rgba(255, 255, 255, 0.22); -webkit-backdrop-filter: blur(10px) saturate(1.05); backdrop-filter: blur(10px) saturate(1.05); box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12); }
.front-page .wizard-btn:disabled { opacity: 0.65; cursor: not-allowed; pointer-events: none; background: rgba(148,163,184,0.35); color:#e2e8f0; box-shadow: none; transform: none; }
.front-page .wizard-btn.secondary:disabled { background: rgba(255, 255, 255, 0.10); color:#e2e8f0; }
.front-page .wizard-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.front-page .wizard-card { border: 1px solid rgba(255,255,255,0.18); border-radius: 10px; padding: 12px; cursor: pointer; transition: box-shadow .15s ease; background: transparent; overflow: hidden; -webkit-backdrop-filter: blur(6px) saturate(1.02); backdrop-filter: blur(6px) saturate(1.02); }
.front-page .wizard-card:hover { box-shadow: 0 6px 18px rgba(0,0,0,0.08); }
.front-page .wizard-card.selected { outline: 2px solid #d4af37; }
.front-page .wizard-note { font-size: 14px; color: #f4f1e8; }
.front-page .wizard-title { font-size: 16px; margin: 0 0 8px 0; color: #f4f1e8; }
.front-page .wizard-help, .front-page .wizard-help * { color: #f4f1e8; }
.front-page .wizard-grid-2, .front-page .wizard-grid-2 * { color: #f4f1e8; }
.front-page .wizard-card .wizard-title, .front-page .wizard-card .wizard-note { color: #f4f1e8; }
.front-page .wizard-viewer-placeholder { aspect-ratio: 1 / 1; height: auto; min-height:220px; border-radius: 12px; display:flex; align-items:center; justify-content:center; color:#94a3b8; overflow:hidden; position:relative; border: 1px solid rgba(255,255,255,0.12); background: transparent; -webkit-backdrop-filter: blur(4px) saturate(1.01); backdrop-filter: blur(4px) saturate(1.01); }
.front-page .wizard-viewer-placeholder canvas { width:100% !important; height:100% !important; display:block; object-fit:contain; }
.front-page .wizard-help { margin-top: 8px; border: 1px solid rgba(255,255,255,0.18); border-radius: 12px; padding: 10px; background: linear-gradient(180deg, rgba(255,255,255,0.12), rgba(255,255,255,0.06)); -webkit-backdrop-filter: blur(12px) saturate(1.05); backdrop-filter: blur(12px) saturate(1.05); }
.front-page .wizard-body select,
.front-page .wizard-body input[type="text"],
.front-page .wizard-body input[type="number"],
.front-page .wizard-body input[type="email"],
.front-page .wizard-body input[type="search"],
.front-page .wizard-body input[type="tel"],
.front-page .wizard-body input[type="url"] { background: linear-gradient(180deg, rgba(255,255,255,0.16), rgba(255,255,255,0.08)); color: #f4f1e8; border: 1px solid rgba(255,255,255,0.22); border-radius: 12px; -webkit-backdrop-filter: blur(8px) saturate(1.05); backdrop-filter: blur(8px) saturate(1.05); box-shadow: 0 6px 18px rgba(0,0,0,0.12); }
.front-page .wizard-body select:focus,
.front-page .wizard-body input:focus { outline: none; box-shadow: 0 0 0 4px rgba(212,175,55,0.18); border-color: rgba(212,175,55,0.48); }
.front-page .wizard-body details.wizard-help > summary { background: linear-gradient(180deg, rgba(255,255,255,0.14), rgba(255,255,255,0.06)); border: 1px solid rgba(255,255,255,0.18); border-radius: 10px; padding: 10px 12px; -webkit-backdrop-filter: blur(8px) saturate(1.03); backdrop-filter: blur(8px) saturate(1.03); }

/* Front viewer glass styles */
.front-page #viewer-column { background: transparent !important; border: none !important; box-shadow: none !important; -webkit-backdrop-filter: none !important; backdrop-filter: none !important; }
.front-page #viewer-column .stl-preview-container { border: none !important; border-radius: 14px; background: transparent !important; -webkit-backdrop-filter: none !important; backdrop-filter: none !important;  box-shadow: none !important;}
.front-page #viewer-column .download-container { border: 1px solid rgba(255, 255, 255, 0.06) !important; background: transparent !important; -webkit-backdrop-filter: blur(3px) saturate(1.02) !important; backdrop-filter: blur(3px) saturate(1.02) !important; }
/* Cible précise: rendre INVISIBLE le conteneur #stl-viewer-container uniquement */
.front-page #stl-viewer-container { background: transparent !important; border: none !important; box-shadow: none !important; -webkit-backdrop-filter: none !important; backdrop-filter: none !important; outline: 0 !important; padding: 0 !important; margin: 0 !important; display: contents; }

/* Rendre totalement transparent le layout parent des deux colonnes */
.front-page #layout-container { background: transparent !important; border: none !important; box-shadow: none !important; -webkit-backdrop-filter: none !important; backdrop-filter: none !important; }
.front-page .two-column-layout { background: transparent !important; border: none !important; box-shadow: none !important; -webkit-backdrop-filter: none !important; backdrop-filter: none !important; }
.front-page #stl-viewer { border: 1px solid rgba(255,255,255,0.18); border-radius: 12px; background: transparent; -webkit-backdrop-filter: blur(4px) saturate(1.02); backdrop-filter: blur(4px) saturate(1.02); }
.front-page #viewer-column .download-container { border: 1px solid rgba(255, 255, 255, 0.10); border-radius: 12px; background: transparent; -webkit-backdrop-filter: blur(6px) saturate(1.03); backdrop-filter: blur(6px) saturate(1.03); }
.front-page #viewer-column .download-container .download-button,
.front-page #viewer-column .download-container .certificate-button,
.front-page #viewer-column .download-container .btn-delete { background: linear-gradient(180deg, rgba(255,255,255,0.16), rgba(255,255,255,0.08)); color: #f4f1e8; border: 1px solid rgba(255,255,255,0.22); border-radius: 12px; -webkit-backdrop-filter: blur(8px) saturate(1.05); backdrop-filter: blur(8px) saturate(1.05); box-shadow: 0 6px 18px rgba(0,0,0,0.12); }
.front-page #viewer-column .download-container .download-button:hover,
.front-page #viewer-column .download-container .certificate-button:hover,
.front-page #viewer-column .download-container .btn-delete:hover { filter: brightness(1.05); transform: translateY(-1px); }

/* Global glass for ALL buttons on the front page */
.front-page .front-glass-all button,
.front-page .front-glass-all .btn,
.front-page .front-glass-all .btn-secondary,
.front-page .front-glass-all .download-button,
.front-page .front-glass-all .certificate-button,
.front-page .front-glass-all .quick-btn,
.front-page .front-glass-all .finder-button,
.front-page .front-glass-all .preset-row button,
.front-page .front-glass-all .texture-btn,
.front-page .front-glass-all .view-btn,
.front-page .front-glass-all .anim-btn { background: linear-gradient(180deg, rgba(255,255,255,0.16), rgba(255,255,255,0.08)); color: #f4f1e8; border: 1px solid rgba(255,255,255,0.22); border-radius: 12px; -webkit-backdrop-filter: blur(8px) saturate(1.05); backdrop-filter: blur(8px) saturate(1.05); box-shadow: 0 6px 18px rgba(0,0,0,0.12); }

/* Console du wizard: semi-transparente (override inline) */
.front-page #wizardConsoleMirror { background: linear-gradient(180deg, rgba(11,15,23,0.72), rgba(11,15,23,0.58)) !important; color: #f1f5f9 !important; border: 1px solid rgba(255,255,255,0.14) !important; }

/* Popup carte des seeds: texte clair */
.front-page #seedMapPopup { color: #f4f1e8; }
.front-page #seedMapRange,
.front-page #seedMapCloseBtn { background: linear-gradient(180deg, rgba(255,255,255,0.18), rgba(255,255,255,0.10)) !important; color: #f4f1e8 !important; border: 1px solid rgba(255,255,255,0.22) !important; }

/* Libellé "Génération terminée" en style texte (pas un bouton) */
.front-page .wizard-done-label {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(255,255,255,0.16), rgba(255,255,255,0.08));
  border: 1px solid rgba(255,255,255,0.22);
  color: #f4f1e8;
  box-shadow: 0 6px 18px rgba(0,0,0,0.12);
  pointer-events: none;
}
.front-page .front-glass-all button:hover,
.front-page .front-glass-all .btn:hover,
.front-page .front-glass-all .btn-secondary:hover,
.front-page .front-glass-all .download-button:hover,
.front-page .front-glass-all .certificate-button:hover,
.front-page .front-glass-all .quick-btn:hover,
.front-page .front-glass-all .finder-button:hover,
.front-page .front-glass-all .preset-row button:hover,
.front-page .front-glass-all .texture-btn:hover,
.front-page .front-glass-all .view-btn:hover,
.front-page .front-glass-all .anim-btn:hover { filter: brightness(1.05); transform: translateY(-1px); }
.front-page .front-glass-all button:disabled,
.front-page .front-glass-all .btn:disabled,
.front-page .front-glass-all .download-button.disabled,
.front-page .front-glass-all .certificate-button.disabled { opacity: 0.6; filter: none; transform: none; }

/* Glass surfaces for main page containers (divs) */
.front-page .front-glass-all .container,
.front-page .front-glass-all .two-column-layout,
.front-page .front-glass-all .left-column,
.front-page .front-glass-all .right-column,
.front-page .front-glass-all .console-section,
.front-page .front-glass-all #statusContent,
.front-page .front-glass-all #progressContainer,
.front-page .front-glass-all .stl-preview-container,
.front-page .front-glass-all .viewer-controls,
.front-page .front-glass-all .download-container,
.front-page .front-glass-all .used-seeds-list,
.front-page .front-glass-all .seed-management,
.front-page .front-glass-all .preset-management,
.front-page .front-glass-all .viewer-instructions,
.front-page .front-glass-all .status-panel,
.front-page .front-glass-all .load-management,
.front-page .front-glass-all .section { border: 1px solid rgba(255,255,255,0.22); border-radius: 14px; background: linear-gradient(180deg, rgba(255,255,255,0.18), rgba(255,255,255,0.10)); -webkit-backdrop-filter: blur(12px) saturate(1.06); backdrop-filter: blur(12px) saturate(1.06); box-shadow: 0 10px 30px rgba(0,0,0,0.12); }

.front-page .wizard-step { padding: 12px 10px; position: relative; padding-bottom: 56px; }
@keyframes spinSlow { from { transform: rotate(0deg);} to { transform: rotate(360deg);} }
.front-page .wizard-logo { width: 160px; height: auto; filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2)); animation: spinSlow 18s linear infinite; }

/* === Auth modal – liquid glass pur === */
.front-page dialog#auth-modal {
  background: linear-gradient(180deg, var(--glass-bg-strong), var(--glass-bg));
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
  padding: 0;
  max-width: 400px;
  width: 90%;
}

.front-page dialog#auth-modal::backdrop {
  background: rgba(8,10,14,0.4);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.front-page .auth-content {
  padding: 24px;
  color: var(--text-dark);
}

.front-page .auth-content h3 {
  margin: 0 0 20px 0;
  font-size: 22px;
  font-weight: 600;
  text-align: center;
  color: var(--text-dark);
}

.front-page .oauth-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.front-page .oauth-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 500;
  border-radius: 12px;
  background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak));
  border: 1px solid var(--glass-border);
  color: var(--text-dark);
  cursor: pointer;
  transition: all 0.2s ease;
  -webkit-backdrop-filter: blur(8px) saturate(1.05);
  backdrop-filter: blur(8px) saturate(1.05);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.front-page .oauth-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.12);
  filter: brightness(1.05);
}

.front-page .oauth-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.front-page .auth-divider {
  position: relative;
  text-align: center;
  margin: 18px 0;
  color: rgba(255,255,255,0.6);
  font-size: 13px;
}

.front-page .auth-divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
  opacity: 0.5;
}

.front-page .auth-divider span {
  background: linear-gradient(180deg, var(--glass-bg-strong), var(--glass-bg));
  padding: 0 12px;
  position: relative;
  z-index: 1;
}

.front-page #auth-email-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.front-page #auth-email-form input[type="email"] {
  padding: 12px 14px;
  font-size: 14px;
  border-radius: 10px;
  background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak));
  border: 1px solid var(--glass-border);
  color: var(--text-dark);
  -webkit-backdrop-filter: blur(6px) saturate(1.03);
  backdrop-filter: blur(6px) saturate(1.03);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.front-page #auth-email-form input[type="email"]:focus {
  outline: none;
  border-color: rgba(255,255,255,0.4);
  box-shadow: 0 0 0 2px rgba(255,255,255,0.1);
}

.front-page .form-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.front-page .btn-cancel,
.front-page .btn-submit {
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.front-page .btn-cancel {
  background: linear-gradient(180deg, var(--glass-bg-weak), rgba(255,255,255,0.06));
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--text-dark);
}

.front-page .btn-submit {
  background: linear-gradient(180deg, var(--glass-bg), var(--glass-bg-weak));
  border: 1px solid var(--glass-border);
  color: var(--text-dark);
  font-weight: 600;
}

.front-page .btn-cancel:hover,
.front-page .btn-submit:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

.front-page .auth-message {
  margin-top: 12px;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  text-align: center;
  background: linear-gradient(180deg, var(--glass-bg-weak), rgba(255,255,255,0.04));
  border: 1px solid rgba(255,255,255,0.08);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.front-page .auth-message:not(:empty) {
  opacity: 1;
}