/* ─── Convert — esthétique « liquid glass » (palette JHN) ─────────────────────
   Encre #0a0a0a · crème #f5f2ec · corail #ef795b. Minimalisme Apple + verre.
--------------------------------------------------------------------------- */
:root {
  --coral: #ef795b;
  --coral-600: #e35d3c;
  --coral-soft: rgba(239, 121, 91, 0.16);

  --c-image: #ef795b;
  --c-audio: #9b7cff;
  --c-video: #4aa8ff;
  --c-document: #3fbf8f;
  --c-pdf: #ff6b5e;
  --c-archive: #f5b14a;
  --c-model: #1fb6c9;

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
    "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --r-sm: 12px; --r-md: 18px; --r-lg: 24px; --r-xl: 32px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.34s;
  --maxw: 1080px;
}

/* dark (défaut) */
:root, [data-theme="dark"] {
  color-scheme: dark;
  --bg: #0a0a0b; --bg-2: #121214; --text: #f5f2ec; --text-dim: #a8a39b; --text-faint: #6e6a63;
  --glass: rgba(255,255,255,0.055); --glass-strong: rgba(255,255,255,0.09);
  --glass-hover: rgba(255,255,255,0.12); --border: rgba(255,255,255,0.10);
  --border-strong: rgba(255,255,255,0.17); --hairline: rgba(255,255,255,0.06);
  --shadow: 0 24px 60px -16px rgba(0,0,0,0.7); --shadow-sm: 0 8px 24px -10px rgba(0,0,0,0.6);
  --glow-1: rgba(239,121,91,0.22); --glow-2: rgba(120,130,255,0.16);
}
[data-theme="light"] {
  color-scheme: light;
  --bg: #f3efe8; --bg-2: #ffffff; --text: #16140f; --text-dim: #6b665d; --text-faint: #9b958a;
  --glass: rgba(255,255,255,0.66); --glass-strong: rgba(255,255,255,0.82);
  --glass-hover: rgba(255,255,255,0.95); --border: rgba(20,16,10,0.09);
  --border-strong: rgba(20,16,10,0.15); --hairline: rgba(20,16,10,0.05);
  --shadow: 0 24px 60px -20px rgba(60,50,40,0.3); --shadow-sm: 0 10px 26px -14px rgba(60,50,40,0.24);
  --glow-1: rgba(239,121,91,0.20); --glow-2: rgba(120,130,255,0.13);
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0; font-family: var(--font); background: var(--bg); color: var(--text);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(60% 50% at 82% 4%, var(--glow-1), transparent 60%),
    radial-gradient(52% 46% at 10% 96%, var(--glow-2), transparent 62%),
    radial-gradient(40% 40% at 50% 40%, rgba(255,255,255,0.02), transparent 70%);
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img, svg { display: block; }
::selection { background: var(--coral-soft); }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 99px; border: 3px solid transparent; background-clip: padding-box; }
h1, h2, h3 { letter-spacing: -0.02em; font-weight: 660; margin: 0; }

/* glass */
.glass {
  background: var(--glass); border: 1px solid var(--border); border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm); position: relative;
  -webkit-backdrop-filter: blur(22px) saturate(180%); backdrop-filter: blur(22px) saturate(180%);
}
.glass::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: linear-gradient(180deg, rgba(255,255,255,0.07), transparent 40%);
}

/* topbar */
.topbar {
  position: sticky; top: 0; z-index: 30; display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 12px 20px; margin: 0; border-radius: 0;
  border: none; border-bottom: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  -webkit-backdrop-filter: blur(18px) saturate(160%); backdrop-filter: blur(18px) saturate(160%);
}
.brand { display: flex; align-items: center; gap: 11px; font-weight: 680; font-size: 18px; letter-spacing: -0.02em; }
.brand .logo { width: 34px; height: 34px; }
.brand b { color: var(--coral); font-weight: 760; }
.icon-btn {
  width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%;
  background: var(--glass); border: 1px solid var(--border); color: var(--text);
  transition: background var(--dur) var(--ease), border-color var(--dur), transform .12s;
}
.icon-btn:hover { background: var(--glass-hover); border-color: var(--border-strong); }
.icon-btn:active { transform: scale(0.94); }
.icon-btn svg { width: 19px; height: 19px; }

main { max-width: var(--maxw); margin: 0 auto; padding: 0 20px 80px; }

/* hero */
.hero { text-align: center; padding: 64px 8px 40px; }
.hero h1 { font-size: clamp(30px, 5.2vw, 50px); line-height: 1.05; font-weight: 730; }
.hero h1 .grad {
  background: linear-gradient(110deg, var(--coral), #b48bff 55%, #4aa8ff);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p { color: var(--text-dim); font-size: clamp(15px, 2vw, 18px); max-width: 600px; margin: 16px auto 0; line-height: 1.55; }
.hero .pills { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-top: 22px; }
.pill { font-size: 12.5px; color: var(--text-dim); padding: 6px 13px; border-radius: 99px; background: var(--glass); border: 1px solid var(--border); }
.pill svg { width: 14px; height: 14px; }
.pill span { display: inline-flex; align-items: center; gap: 6px; }

/* grille de catégories */
.cats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 18px; }
@media (max-width: 760px) { .cats { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .cats { grid-template-columns: 1fr; } }
.cat {
  text-align: left; padding: 22px; border-radius: var(--r-lg); color: var(--text);
  display: flex; flex-direction: column; gap: 14px; min-height: 158px;
  transition: transform var(--dur) var(--ease), border-color var(--dur), background var(--dur), box-shadow var(--dur);
  cursor: pointer; overflow: hidden;
}
.cat:hover { transform: translateY(-4px); border-color: var(--border-strong); box-shadow: var(--shadow); }
.cat:active { transform: translateY(-1px) scale(0.995); }
.cat .chip {
  width: 50px; height: 50px; border-radius: 15px; display: grid; place-items: center;
  background: color-mix(in srgb, var(--accent) 22%, transparent);
  color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 32%, transparent);
}
.cat .chip svg { width: 26px; height: 26px; }
.cat h3 { font-size: 19px; }
.cat p { margin: 0; color: var(--text-dim); font-size: 13.5px; line-height: 1.5; }
.cat .go { margin-top: auto; font-size: 13px; font-weight: 600; color: var(--accent); display: flex; align-items: center; gap: 6px; opacity: 0; transform: translateX(-4px); transition: opacity var(--dur), transform var(--dur); }
.cat:hover .go { opacity: 1; transform: none; }
.cat .go svg { width: 15px; height: 15px; }

/* converter */
.converter { margin-top: 18px; }
.conv-head { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.back {
  display: inline-flex; align-items: center; gap: 7px; height: 38px; padding: 0 14px 0 11px;
  border-radius: 99px; background: var(--glass); border: 1px solid var(--border); color: var(--text); font-size: 14px; font-weight: 540;
  transition: background var(--dur), border-color var(--dur);
}
.back:hover { background: var(--glass-hover); border-color: var(--border-strong); }
.back svg { width: 17px; height: 17px; }
.conv-title { display: flex; align-items: center; gap: 12px; }
.conv-title .chip { width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center; background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 32%, transparent); }
.conv-title .chip svg { width: 23px; height: 23px; }
.conv-title h2 { font-size: 23px; }
.conv-title .sub { color: var(--text-dim); font-size: 13px; margin-top: 2px; }

/* dropzone */
.drop {
  border: 1.5px dashed var(--border-strong); border-radius: var(--r-lg); padding: 46px 24px;
  text-align: center; transition: background var(--dur), border-color var(--dur), transform var(--dur);
  background: var(--glass); cursor: pointer; position: relative; overflow: hidden;
}
.drop::before { content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity var(--dur); pointer-events: none;
  background: radial-gradient(50% 80% at 50% 0%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 70%); }
.drop.over { border-color: var(--accent); background: var(--glass-strong); transform: scale(1.005); }
.drop.over::before { opacity: 1; }
.drop .dz-ic { width: 56px; height: 56px; margin: 0 auto 14px; border-radius: 16px; display: grid; place-items: center; background: color-mix(in srgb, var(--accent) 20%, transparent); color: var(--accent); }
.drop .dz-ic svg { width: 28px; height: 28px; }
.drop h3 { font-size: 18px; }
.drop p { color: var(--text-dim); font-size: 13.5px; margin: 6px 0 0; }
.drop .browse { color: var(--accent); font-weight: 620; }
.drop .accept { margin-top: 14px; font-size: 12px; color: var(--text-faint); }

/* liste de fichiers */
.files { margin-top: 18px; display: flex; flex-direction: column; gap: 12px; }
.file { display: flex; align-items: center; gap: 14px; padding: 14px 16px; border-radius: var(--r-md); }
.file .fic { width: 42px; height: 42px; border-radius: 11px; flex: none; display: grid; place-items: center; background: var(--glass-strong); color: var(--text-dim); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; border: 1px solid var(--border); }
.file .meta { min-width: 0; flex: 1; }
.file .fname { font-weight: 560; font-size: 14.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.file .fsub { color: var(--text-faint); font-size: 12.5px; margin-top: 2px; display: flex; align-items: center; gap: 8px; }
.file .ctrl { display: flex; align-items: center; gap: 10px; flex: none; }

.sel-wrap { position: relative; }
.sel-wrap::after { content: ""; position: absolute; right: 12px; top: 50%; width: 8px; height: 8px; border-right: 2px solid var(--text-dim); border-bottom: 2px solid var(--text-dim); transform: translateY(-65%) rotate(45deg); pointer-events: none; }
select.fmt {
  appearance: none; -webkit-appearance: none; height: 38px; padding: 0 32px 0 14px; border-radius: 10px;
  background: var(--glass-strong); border: 1px solid var(--border); color: var(--text); font-size: 13.5px; font-weight: 540; outline: none; max-width: 180px;
  transition: border-color var(--dur), background var(--dur);
}
select.fmt:focus { border-color: var(--accent); }
select.fmt:disabled { opacity: .5; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 38px; padding: 0 16px;
  border-radius: 99px; border: 1px solid var(--border); background: var(--glass); color: var(--text);
  font-size: 13.5px; font-weight: 580; white-space: nowrap;
  transition: background var(--dur), border-color var(--dur), transform .12s, box-shadow var(--dur);
}
.btn:hover { background: var(--glass-hover); border-color: var(--border-strong); }
.btn:active { transform: scale(0.96); }
.btn svg { width: 16px; height: 16px; }
.btn[disabled] { opacity: .5; pointer-events: none; }
.btn-primary { background: linear-gradient(180deg, var(--coral), var(--coral-600)); color: #fff; border-color: transparent; box-shadow: 0 8px 20px -8px rgba(239,121,91,.7); }
.btn-primary:hover { background: linear-gradient(180deg, #f4866b, var(--coral)); border-color: transparent; }
.btn-accent { background: linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 80%, #000)); color: #fff; border-color: transparent; box-shadow: 0 8px 20px -8px color-mix(in srgb, var(--accent) 70%, transparent); }
.btn-accent:hover { background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 88%, #fff), var(--accent)); border-color: transparent; color: #fff; }
.btn-icon { width: 38px; padding: 0; }

.actions { margin-top: 20px; display: flex; gap: 12px; justify-content: flex-end; align-items: center; flex-wrap: wrap; }
.actions .spacer { flex: 1; }

/* statut / spinner */
.spin { width: 17px; height: 17px; border: 2px solid var(--border-strong); border-top-color: var(--accent); border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.status { font-size: 12.5px; display: inline-flex; align-items: center; gap: 7px; }
.status.err { color: #ff8b7a; }
.status.ok { color: var(--c-document); }
.badge-done { color: var(--c-document); display: inline-flex; align-items: center; gap: 5px; font-size: 12.5px; font-weight: 600; }
.badge-done svg { width: 15px; height: 15px; }

.file.removing { opacity: 0; transform: translateX(12px); }
.fade-in { animation: fadein .4s var(--ease) both; }
@keyframes fadein { from { opacity: 0; transform: translateY(10px); } }

/* aperçu 3D + options AR (catégorie model) */
.file.has-extra { flex-wrap: wrap; }
.model-extra { flex-basis: 100%; width: 100%; display: flex; gap: 18px; align-items: center; margin-top: 14px; padding-top: 16px; border-top: 1px solid var(--hairline); flex-wrap: wrap; }
.preview { position: relative; width: 300px; height: 200px; flex: none; border-radius: 14px; overflow: hidden; border: 1px solid var(--border); background: radial-gradient(120% 120% at 50% 0%, var(--glass-strong), var(--glass)); }
.pv-canvas { width: 100%; height: 100%; display: block; cursor: grab; touch-action: none; }
.pv-canvas:active { cursor: grabbing; }
.pv-ph { position: absolute; inset: 0; display: grid; place-items: center; gap: 8px; font-size: 12.5px; color: var(--text-dim); }
.model-opts { display: flex; flex-direction: column; gap: 12px; min-width: 180px; flex: 1; }
.opt-check, .opt-sel { display: flex; align-items: center; gap: 9px; font-size: 13.5px; color: var(--text); }
.opt-sel { flex-direction: column; align-items: flex-start; gap: 6px; color: var(--text-dim); }
.opt-check input { width: 17px; height: 17px; accent-color: var(--accent); }
.opt-sel select.fmt { max-width: 220px; }
.opt-hint { font-size: 12px; color: var(--text-faint); line-height: 1.5; }
@media (max-width: 560px) { .preview { width: 100%; } }
.ar-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 6px; }
.crop-wrap { display: inline-block; line-height: 0; border-radius: 12px; overflow: hidden; border: 1px solid var(--border); max-width: 100%; }
.crop-canvas { touch-action: none; cursor: crosshair; max-width: 100%; height: auto; display: block; }

/* boîte à outils */
.sec-title { max-width: var(--maxw); margin: 42px auto 0; padding: 0 4px; font-size: 15px; font-weight: 650; color: var(--text-dim); letter-spacing: -0.01em; }
.sec-title span { color: var(--text-faint); font-weight: 500; }
#tools { margin-top: 14px; }
.toolview { margin-top: 18px; }
.tool-opts { display: flex; flex-wrap: wrap; gap: 16px 26px; align-items: center; padding: 16px 18px; border-radius: var(--r-md); margin-bottom: 16px; }
.topt { display: flex; align-items: center; gap: 10px; font-size: 13.5px; color: var(--text); }
.topt-lab { color: var(--text-dim); }
.topt-check input { width: 17px; height: 17px; accent-color: var(--accent); }
.topt input[type=range] { width: 150px; accent-color: var(--accent); vertical-align: middle; }
.topt-val { min-width: 42px; color: var(--accent); font-weight: 600; font-variant-numeric: tabular-nums; }
.input-num { height: 36px; padding: 0 12px; border-radius: 10px; background: var(--glass-strong); border: 1px solid var(--border); color: var(--text); font-size: 13.5px; outline: none; width: 150px; }
.input-num:focus { border-color: var(--accent); }

.site-foot { text-align: center; color: var(--text-faint); font-size: 12.5px; padding: 28px 16px 8px; line-height: 1.6; }
.site-foot a { color: var(--text-dim); border-bottom: 1px solid var(--border); }

.x-rm { background: transparent; border: none; color: var(--text-faint); width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; transition: background var(--dur), color var(--dur); }
.x-rm:hover { background: var(--glass-strong); color: var(--text); }
.x-rm svg { width: 16px; height: 16px; }

@media (max-width: 560px) {
  .file { flex-wrap: wrap; }
  .file .ctrl { width: 100%; justify-content: space-between; }
  select.fmt { max-width: none; flex: 1; }
}
[hidden] { display: none !important; }