/* Silicon Dreams — elegant converter theme */
:root {
  --bg: #f6f3ec; --bg-2: #eee8db; --surface: #ffffff; --surface-2: #faf7f1;
  --ink: #17161c; --ink-2: #45434f; --muted: #777383; --line: #e3dccd;
  --accent: #a17c43; --accent-2: #c9a46a; --accent-ink: #ffffff; --accent-soft: #f3e9d6;
  --ok: #2f7d5b; --err: #b4433a;
  --shadow: 0 1px 2px rgba(23,22,28,.04), 0 18px 50px -20px rgba(23,22,28,.22);
  --radius: 20px;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d0d13; --bg-2: #13131b; --surface: #17171f; --surface-2: #1d1d27;
    --ink: #f3efe6; --ink-2: #cbc6ba; --muted: #8e8a9b; --line: #2a2a36;
    --accent: #d6b27a; --accent-2: #b38d55; --accent-ink: #16141a; --accent-soft: #2a2418;
    --ok: #5cc196; --err: #ef7d73;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 24px 60px -24px rgba(0,0,0,.7);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0d0d13; --bg-2: #13131b; --surface: #17171f; --surface-2: #1d1d27;
  --ink: #f3efe6; --ink-2: #cbc6ba; --muted: #8e8a9b; --line: #2a2a36;
  --accent: #d6b27a; --accent-2: #b38d55; --accent-ink: #16141a; --accent-soft: #2a2418;
  --ok: #5cc196; --err: #ef7d73;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 24px 60px -24px rgba(0,0,0,.7);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.65 var(--sans); -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before { /* soft champagne glow */
  content: ""; position: fixed; inset: -20vh -10vw auto; height: 70vh; z-index: -1; pointer-events: none;
  background: radial-gradient(60% 60% at 50% 0%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 70%);
}
img, svg { max-width: 100%; display: block; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--ink); }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.15; letter-spacing: -.01em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.1rem, 5.2vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.eyebrow { font-size: .78rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); margin-bottom: .8rem; }
.lede { color: var(--ink-2); font-size: 1.1rem; max-width: 60ch; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--surface); padding: 8px 14px; z-index: 50; }
.skip:focus { left: 16px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(140%) blur(12px); -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand img { width: 36px; height: 36px; }
.brand-name { font-family: var(--serif); font-size: 1.25rem; letter-spacing: .01em; line-height: 1; }
.brand-name small { display: block; font-family: var(--sans); font-size: .62rem; letter-spacing: .22em; text-transform: uppercase; color: var(--muted); margin-top: 4px; }
.nav-links { display: flex; align-items: center; gap: 26px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--ink-2); text-decoration: none; font-size: .93rem; }
.nav-links a:hover { color: var(--ink); }
.icon-btn {
  width: 40px; height: 40px; display: grid; place-items: center; border-radius: 12px;
  border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer;
}
.icon-btn:hover { border-color: var(--accent); }
.icon-btn svg { width: 18px; height: 18px; }
.theme-sun { display: none; }
:root[data-theme="dark"] .theme-sun { display: block; }
:root[data-theme="dark"] .theme-moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-sun { display: block; }
  :root:not([data-theme="light"]) .theme-moon { display: none; }
}
@media (max-width: 760px) { .nav-links li:not(:last-child) { display: none; } }

/* Hero + converter */
.hero { padding: clamp(48px, 9vw, 104px) 0 56px; text-align: center; }
.hero .lede { margin-inline: auto; }
.badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: 18px 0 34px; padding: 0; list-style: none; }
.badges li { font-size: .82rem; color: var(--ink-2); padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); }
.badges li::before { content: "✦ "; color: var(--accent); }

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.converter { max-width: 780px; margin-inline: auto; padding: clamp(18px, 3.5vw, 30px); text-align: left; }
.url-row { display: flex; gap: 10px; }
.url-field { position: relative; flex: 1; min-width: 0; }
.url-field input {
  width: 100%; height: 56px; padding: 0 92px 0 18px; border-radius: 14px;
  border: 1px solid var(--line); background: var(--surface-2); color: var(--ink); font: inherit; font-size: 1rem;
  transition: border-color .2s, box-shadow .2s;
}
.url-field input::placeholder { color: var(--muted); }
.url-field input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent); }
.paste-btn {
  position: absolute; right: 8px; top: 8px; height: 40px; padding: 0 14px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--surface); color: var(--ink-2); font: inherit; font-size: .85rem; cursor: pointer;
}
.paste-btn:hover { color: var(--ink); border-color: var(--accent); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 56px; padding: 0 26px;
  border-radius: 14px; border: 0; cursor: pointer; font: 600 1rem var(--sans); letter-spacing: .01em;
  color: var(--accent-ink); background: linear-gradient(135deg, var(--accent-2), var(--accent));
  box-shadow: 0 10px 24px -12px color-mix(in srgb, var(--accent) 80%, transparent);
  transition: transform .15s, filter .2s; white-space: nowrap;
}
.btn:hover { filter: brightness(1.06); }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: .6; cursor: progress; }
.btn-block { width: 100%; }
@media (max-width: 560px) { .url-row { flex-direction: column; } .btn { width: 100%; } }

.hint { font-size: .82rem; color: var(--muted); margin: 12px 2px 0; }
.alert { margin-top: 14px; padding: 12px 14px; border-radius: 12px; font-size: .92rem;
  border: 1px solid color-mix(in srgb, var(--err) 35%, transparent); color: var(--err);
  background: color-mix(in srgb, var(--err) 8%, transparent); }

.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.result { margin-top: 22px; padding-top: 22px; border-top: 1px solid var(--line); display: grid; gap: 22px; }
.preview { display: grid; grid-template-columns: 200px 1fr; gap: 18px; align-items: center; }
.thumb { position: relative; aspect-ratio: 16/9; border-radius: 12px; overflow: hidden; background: var(--bg-2); }
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb .dur { position: absolute; right: 8px; bottom: 8px; font-size: .74rem; padding: 2px 7px; border-radius: 6px; background: rgba(0,0,0,.72); color: #fff; }
.meta h3 { font-family: var(--sans); font-weight: 600; font-size: 1.02rem; margin: 0 0 4px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.meta p { margin: 0; color: var(--muted); font-size: .88rem; }
.pill { display: inline-block; font-size: .72rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; padding: 3px 8px; border-radius: 6px; background: var(--accent-soft); color: var(--accent); margin-bottom: 6px; }
@media (max-width: 560px) { .preview { grid-template-columns: 1fr; } }

.group-label { font-size: .78rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin: 0 0 10px; }
.formats { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; border: 0; padding: 0; margin: 0; }
@media (max-width: 560px) { .formats { grid-template-columns: 1fr; } }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip span {
  display: inline-flex; align-items: center; height: 40px; padding: 0 16px; border-radius: 10px; cursor: pointer;
  border: 1px solid var(--line); background: var(--surface-2); color: var(--ink-2); font-weight: 600; font-size: .9rem;
  transition: all .15s;
}
.chip span:hover { border-color: var(--accent); color: var(--ink); }
.chip input:checked + span { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.chip input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }

.options-row { display: flex; gap: 12px; align-items: end; flex-wrap: wrap; }
.select-wrap { flex: 1; min-width: 180px; }
.select-wrap label { display: block; }
select {
  width: 100%; height: 48px; padding: 0 14px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--surface-2); color: var(--ink); font: inherit;
}
select:disabled { opacity: .55; }
.options-row .btn { height: 48px; flex: 1; min-width: 200px; }

.progress { display: grid; gap: 8px; }
.bar { height: 8px; border-radius: 99px; background: var(--bg-2); overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; border-radius: inherit; background: linear-gradient(90deg, var(--accent-2), var(--accent)); transition: width .25s; }
.bar.indeterminate i { width: 35%; animation: slide 1.3s ease-in-out infinite; }
@keyframes slide { from { transform: translateX(-100%); } to { transform: translateX(300%); } }
.progress-text { font-size: .86rem; color: var(--ink-2); display: flex; justify-content: space-between; }
.success { color: var(--ok); font-weight: 600; }
.consent { font-size: .8rem; color: var(--muted); margin: 0; }

/* Sections */
section { padding: 72px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 44px; }
.section-head .lede { margin-inline: auto; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 900px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .grid-4 { grid-template-columns: 1fr; } }
.feature { padding: 26px; }
.feature .ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); margin-bottom: 16px; }
.feature .ico svg { width: 22px; height: 22px; }
.feature p { color: var(--ink-2); font-size: .94rem; margin: 0; }
.step { padding: 28px; position: relative; }
.step .num { font-family: var(--serif); font-size: 2.6rem; line-height: 1; color: var(--accent); opacity: .85; margin-bottom: 12px; }
.step p { color: var(--ink-2); margin: 0; }

.band { background: var(--bg-2); border-block: 1px solid var(--line); }
.format-table { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; }
.fmt { padding: 20px; text-align: center; }
.fmt b { display: block; font-family: var(--serif); font-size: 1.5rem; font-weight: 500; color: var(--ink); }
.fmt span { font-size: .84rem; color: var(--muted); }

.faq { max-width: 780px; margin-inline: auto; display: grid; gap: 12px; }
.faq details { padding: 0 22px; }
.faq summary { cursor: pointer; list-style: none; padding: 18px 0; font-weight: 600; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--serif); font-size: 1.4rem; line-height: 1; color: var(--accent); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--ink-2); padding-bottom: 18px; margin: 0; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 44px 0 36px; margin-top: 40px; }
.footer-grid { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; align-items: flex-start; }
.footer-grid p { color: var(--muted); font-size: .88rem; max-width: 46ch; margin: 12px 0 0; }
.footer-links { display: flex; flex-wrap: wrap; gap: 22px; list-style: none; padding: 0; margin: 0; }
.footer-links a { color: var(--ink-2); text-decoration: none; font-size: .92rem; }
.footer-links a:hover { color: var(--accent); }
.copyright { color: var(--muted); font-size: .82rem; margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--line); }

/* Legal pages */
.legal { padding: 64px 0 40px; }
.legal article { max-width: 760px; margin-inline: auto; padding: clamp(24px, 5vw, 56px); }
.legal h1 { font-size: clamp(2rem, 4.5vw, 2.8rem); }
.legal .updated { color: var(--muted); font-size: .9rem; margin-bottom: 28px; }
.legal h2 { font-size: 1.35rem; margin-top: 2em; }
.legal p, .legal li { color: var(--ink-2); }
.legal ul { padding-left: 1.2em; }
.legal li { margin-bottom: .4em; }
.legal .toc { background: var(--surface-2); border: 1px solid var(--line); border-radius: 14px; padding: 18px 22px; margin-bottom: 8px; }
.legal .toc ol { margin: 0; padding-left: 1.2em; columns: 2; column-gap: 28px; font-size: .92rem; }
@media (max-width: 560px) { .legal .toc ol { columns: 1; } }
.callout { border-left: 3px solid var(--accent); background: var(--accent-soft); padding: 14px 18px; border-radius: 0 12px 12px 0; color: var(--ink); }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }

/* ── Hidden player & conversion screen ─────────────────── */
/* The player waits off-screen. While converting it is placed on screen underneath an opaque
   cover, so the browser keeps drawing it (needed for capture) but visitors never see it. */
.player { position: fixed; left: -10000px; top: 0; width: 1280px; height: 720px; background: #000; overflow: hidden;
  isolation: isolate; pointer-events: none; z-index: 1001; }
.player-mount { position: absolute; inset: 0; }
.player-mount > iframe, .player-mount > div:not(.fb-stage) { position: absolute; inset: 0; width: 100% !important; height: 100% !important; border: 0; }
.fb-stage { position: absolute; left: 0; top: 0; transform-origin: 0 0; }
.fb-stage iframe { display: block; border: 0; }
.player.allow-input { pointer-events: auto; }

.thumb-status { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; gap: 8px; padding: 8px; text-align: center;
  font-size: .8rem; color: #f3efe6; background: rgba(13,13,19,.72); }
.rec-note { margin: -8px 0 0; font-size: .84rem; color: var(--muted); }
.rec-note b { color: var(--ink-2); font-weight: 600; }
.alert-info { color: var(--ink-2); border-color: var(--line); background: var(--surface-2); margin-top: 0; }
.btn-ghost { color: var(--ink); background: var(--surface-2); border: 1px solid var(--line); box-shadow: none; }
.btn-ghost:hover { border-color: var(--accent); filter: none; }
.btn[disabled] { opacity: .5; cursor: not-allowed; filter: grayscale(.4); }
.done { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 16px; border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--ok) 35%, transparent); background: color-mix(in srgb, var(--ok) 8%, var(--surface)); }
.done-text { display: grid; gap: 2px; min-width: 0; }
.done-text b { color: var(--ok); }
.done-text span { color: var(--ink-2); font-size: .88rem; overflow-wrap: anywhere; }
.done-acts { display: flex; gap: 8px; flex-wrap: wrap; }
.done-acts .btn { height: 42px; padding: 0 16px; font-size: .9rem; }

body.rec-on { overflow: hidden; }
.rec-backdrop { position: fixed; inset: 0; }
.rec-hud { position: fixed; display: grid; gap: 10px; }
.rec-hud-top { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.rec-badge { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; }
.rec-dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; animation: rec-pulse 1.2s ease-in-out infinite; }
@keyframes rec-pulse { 50% { opacity: .35; } }
.rec-hud.paused .rec-dot { animation: none; opacity: .5; }
.rec-time { font-variant-numeric: tabular-nums; font-weight: 600; }
.rec-title { margin: 0; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rec-msg { margin: 0; font-size: .86rem; }
.btn-stop { height: 40px; padding: 0 18px; font-size: .9rem; margin-left: auto; }
.rec-bar { height: 8px; }

/* background mode: an opaque cover in the site's colours hides the player; progress card on top */
body.rec-bg .rec-backdrop { z-index: 1002; background: var(--bg);
  background-image: radial-gradient(60% 50% at 50% 0%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%); }
body.rec-bg .rec-hud { z-index: 1003; left: 50%; top: 50%; transform: translate(-50%, -50%); width: min(560px, calc(100% - 32px));
  padding: 26px 26px 22px; border-radius: var(--radius); background: var(--surface); color: var(--ink); border: 1px solid var(--line); box-shadow: var(--shadow); }
body.rec-bg .rec-badge { color: var(--accent); }
body.rec-bg .rec-dot { background: var(--accent); }
body.rec-bg .rec-title { font-family: var(--serif); font-weight: 500; font-size: 1.25rem; white-space: normal; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
body.rec-bg .rec-msg { color: var(--muted); }
body.rec-bg .rec-bar { background: var(--bg-2); }

/* fallback for older browsers: the player is shown while it is captured */
body.rec-fg .rec-backdrop { z-index: 1000; background: rgba(6, 6, 10, .94); }
body.rec-fg .player.is-recording { box-shadow: 0 0 0 1px rgba(255,255,255,.08), 0 30px 80px rgba(0,0,0,.6); }
body.rec-fg .rec-hud { z-index: 1002; left: 50%; bottom: 16px; transform: translateX(-50%); width: min(820px, calc(100% - 32px));
  padding: 12px 14px; border-radius: 16px; background: #15151d; color: #f3efe6; border: 1px solid #2a2a36; box-shadow: 0 20px 50px rgba(0,0,0,.5); }
body.rec-fg .rec-badge { color: #ff6b6b; }
body.rec-fg .rec-dot { background: #ff4d4d; }
body.rec-fg .rec-msg { color: #b9b4c4; }
body.rec-fg .rec-bar { background: #2a2a36; }

/* server conversion progress */
.progress { grid-template-columns: 1fr auto; align-items: center; column-gap: 14px; }
.progress .bar, .progress .progress-text { grid-column: 1; }
.progress .btn-cancel { grid-column: 2; grid-row: 1 / span 2; height: 38px; padding: 0 14px; font-size: .88rem; }