:root {
    color-scheme: light;
    --bg: #fffaf6;
    --bg-2: #fff6ef;
    --bg-3: #fdf0e7;
    --surface: rgba(255, 255, 255, .94);
    --surface-solid: #ffffff;
    --surface-raised: #fffaf6;
    --surface-soft: #fff7f1;
    --text: #171717;
    --text-soft: #303030;
    --muted: #6b6b6b;
    --muted-2: #8a8a8a;
    --line: #eee7e2;
    --line-strong: #e2d8d1;
    --primary: #c2410c;
    --primary-strong: #9a3412;
    --primary-hover: #a8390d;
    --primary-soft: #fff0e7;
    --primary-soft-2: #ffe5d3;
    --orange-bright: #ff7a1a;
    --orange-warm: #fb923c;
    --success: #16835d;
    --warning: #9a6700;
    --danger: #b42318;
    --shadow-xs: 0 1px 2px rgba(64, 32, 15, .04);
    --shadow-sm: 0 7px 24px rgba(67, 36, 19, .07);
    --shadow-md: 0 16px 44px rgba(67, 36, 19, .10);
    --shadow-lg: 0 28px 72px rgba(67, 36, 19, .13);
    --radius-xs: 8px;
    --radius-sm: 11px;
    --radius: 16px;
    --radius-lg: 22px;
    --max: 1180px;
    --header-h: 64px;
}

html[data-theme="dark"] {
    color-scheme: dark;
    --bg: #171411;
    --bg-2: #1d1916;
    --bg-3: #241e1a;
    --surface: rgba(35, 29, 25, .94);
    --surface-solid: #211c18;
    --surface-raised: #2a231e;
    --surface-soft: #261f1b;
    --text: #fffaf6;
    --text-soft: #f1e8e1;
    --muted: #b7aaa1;
    --muted-2: #8e8178;
    --line: rgba(255, 239, 227, .09);
    --line-strong: rgba(255, 239, 227, .16);
    --primary: #ea580c;
    --primary-strong: #fb6a18;
    --primary-hover: #f97316;
    --primary-soft: rgba(234, 88, 12, .12);
    --primary-soft-2: rgba(234, 88, 12, .19);
    --success: #35b985;
    --warning: #f1b84b;
    --danger: #ff776d;
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, .14);
    --shadow-sm: 0 8px 25px rgba(0, 0, 0, .20);
    --shadow-md: 0 18px 50px rgba(0, 0, 0, .28);
    --shadow-lg: 0 30px 80px rgba(0, 0, 0, .34);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 18px); }
body {
    margin: 0;
    min-width: 280px;
    min-height: 100vh;
    color: var(--text);
    background: var(--bg);
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    pointer-events: none;
    background:
        radial-gradient(circle at 10% 2%, rgba(255, 122, 26, .065), transparent 24rem),
        radial-gradient(circle at 92% 22%, rgba(251, 146, 60, .055), transparent 25rem);
}
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button, input, select, a { -webkit-tap-highlight-color: transparent; }
button { touch-action: manipulation; }
img { display: block; max-width: 100%; }
svg { display: block; }
::selection { color: #fff; background: var(--primary); }
[hidden] { display: none !important; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.narrow { width: min(calc(100% - 40px), 820px); margin-inline: auto; }
.skip-link {
    position: fixed; top: -70px; left: 14px; z-index: 9999;
    padding: 10px 14px; border-radius: 10px; color: #fff; background: var(--primary);
    box-shadow: var(--shadow-sm); font-size: .84rem; font-weight: 750;
}
.skip-link:focus { top: 12px; }

/* Header */
.site-header {
    position: sticky; top: 0; z-index: 1000;
    border-bottom: 1px solid color-mix(in srgb, var(--line) 80%, transparent);
    background: color-mix(in srgb, var(--surface-solid) 90%, transparent);
    backdrop-filter: blur(18px) saturate(145%);
}
.nav-wrap { min-height: var(--header-h); display: flex; align-items: center; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 9px; min-width: max-content; font-weight: 820; letter-spacing: -.035em; }
.brand > span:last-child { font-size: .96rem; }
.brand-icon {
    position: relative; width: 34px; height: 34px; display: grid; place-items: center; overflow: hidden;
    border: 1px solid rgba(194, 65, 12, .18); border-radius: 10px;
    background: linear-gradient(145deg, #ff8b3d 0%, #f26a1b 42%, #c2410c 100%);
    box-shadow: 0 7px 18px rgba(194, 65, 12, .20), inset 0 1px 0 rgba(255,255,255,.45);
}
.brand-icon::after { content: ""; position: absolute; inset: 1px; border-radius: 8px; background: linear-gradient(180deg, rgba(255,255,255,.23), transparent 48%); pointer-events: none; }
.brand-icon svg { position: relative; z-index: 1; width: 15px; fill: #fff; margin-left: 2px; }
.main-nav { margin-left: auto; display: flex; align-items: center; gap: 1px; }
.main-nav a {
    position: relative; padding: 8px 10px; border-radius: 9px; color: var(--muted);
    font-size: .805rem; font-weight: 680; transition: color .16s ease, background .16s ease;
}
.main-nav a:hover { color: var(--text); background: var(--surface-soft); }
.main-nav a.active { color: var(--primary); background: var(--primary-soft); }
.main-nav a.active::after { content: ""; position: absolute; left: 11px; right: 11px; bottom: 3px; height: 2px; border-radius: 10px; background: var(--primary); }
.theme-toggle, .mobile-nav-toggle {
    flex: 0 0 auto; width: 36px; height: 36px; display: grid; place-items: center;
    border: 1px solid var(--line-strong); border-radius: 10px; color: var(--muted);
    background: var(--surface-solid); cursor: pointer; box-shadow: var(--shadow-xs); transition: .16s ease;
}
.theme-toggle:hover, .mobile-nav-toggle:hover { color: var(--primary); border-color: rgba(194,65,12,.28); background: var(--primary-soft); }
.mobile-nav-toggle { display: none; margin-left: auto; }
.theme-toggle svg, .mobile-nav-toggle svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.theme-icon-moon { display: block; }
.theme-icon-sun { display: none; }
html[data-theme="dark"] .theme-icon-moon { display: none; }
html[data-theme="dark"] .theme-icon-sun { display: block; }

/* Home hero - compact and above-the-fold focused */
.hero {
    position: relative; overflow: hidden; padding: 50px 0 46px;
    border-bottom: 1px solid var(--line);
    background:
        radial-gradient(ellipse 44% 56% at 8% 14%, rgba(255,122,26,.10), transparent 70%),
        radial-gradient(ellipse 38% 52% at 94% 64%, rgba(251,146,60,.08), transparent 72%),
        linear-gradient(180deg, var(--surface-solid) 0%, var(--bg) 100%);
}
.hero::before {
    content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .34;
    background-image: radial-gradient(rgba(194,65,12,.11) .65px, transparent .65px);
    background-size: 18px 18px;
    mask-image: linear-gradient(to bottom, #000 0%, rgba(0,0,0,.35) 52%, transparent 94%);
}
.hero::after { content: ""; position: absolute; left: 52%; bottom: -210px; width: 650px; height: 310px; transform: translateX(-50%); border-radius: 50%; background: rgba(255,122,26,.07); filter: blur(75px); pointer-events: none; }
.hero-glow { position: absolute; pointer-events: none; border-radius: 999px; filter: blur(72px); opacity: .18; }
.glow-one { width: 170px; height: 170px; top: 8%; left: -70px; background: #ff9b57; }
.glow-two { width: 180px; height: 180px; right: -80px; bottom: 2%; background: #f97316; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: clamp(34px, 5vw, 70px); }
.hero-copy { max-width: 530px; }
.hero-copy h1, .tool-heading h1, .article-hero h1 {
    margin: 12px 0 14px; color: var(--text); line-height: 1.005; letter-spacing: -.057em; text-wrap: balance;
}
.hero-copy h1 { font-size: clamp(2.45rem, 4.45vw, 4.45rem); }
.hero-copy h1 span { color: var(--primary); }
.hero-lead { max-width: 545px; margin: 0; color: var(--muted); font-size: clamp(.97rem, 1.15vw, 1.07rem); line-height: 1.62; }
.eyebrow-pill {
    display: inline-flex; align-items: center; gap: 8px; color: var(--primary);
    font-size: .67rem; font-weight: 820; letter-spacing: .115em; text-transform: uppercase;
}
.eyebrow-pill::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--orange-bright); box-shadow: 0 0 0 4px rgba(255,122,26,.11); }
.hero-points { display: flex; flex-wrap: wrap; gap: 8px 14px; margin-top: 21px; color: var(--text-soft); font-size: .77rem; font-weight: 680; }
.hero-points span { display: inline-flex; align-items: center; gap: 5px; }
.hero-points span::first-letter { color: var(--primary); }

/* Converter */
.converter-panel {
    position: relative; padding: 20px; border: 1px solid var(--line-strong); border-radius: var(--radius-lg);
    background: var(--surface-solid); box-shadow: var(--shadow-lg); isolation: isolate;
}
.converter-panel::before {
    content: ""; position: absolute; inset: -1px; z-index: -1; border-radius: inherit; pointer-events: none;
    background: linear-gradient(135deg, rgba(255,122,26,.40), rgba(255,255,255,0) 32%, rgba(194,65,12,.12) 100%);
}
.converter-panel::after { content: ""; position: absolute; top: 0; left: 14%; right: 14%; height: 2px; background: linear-gradient(90deg, transparent, #ff8a3b, transparent); border-radius: 999px; }
.converter-topline { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.status-chip { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: .71rem; font-weight: 720; }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 4px color-mix(in srgb, var(--success) 10%, transparent); }
.micro-copy { color: var(--muted-2); font-size: .69rem; font-weight: 650; }
.notice { margin-bottom: 12px; padding: 10px 12px; border-radius: 10px; font-size: .76rem; line-height: 1.45; }
.notice.warning { color: var(--warning); border: 1px solid rgba(154,103,0,.20); background: #fff9e9; }
html[data-theme="dark"] .notice.warning { background: rgba(241,184,75,.08); }
.input-label { display: block; margin-bottom: 7px; color: var(--text-soft); font-size: .75rem; font-weight: 750; }
.url-composer { position: relative; display: flex; align-items: center; }
.input-icon { position: absolute; left: 14px; z-index: 2; color: var(--primary); font-size: .9rem; }
.url-composer input {
    width: 100%; min-width: 0; height: 50px; padding: 0 76px 0 39px; color: var(--text); outline: none;
    border: 1px solid var(--line-strong); border-radius: 12px; background: var(--surface-raised); box-shadow: inset 0 1px 2px rgba(50,25,10,.025);
    font-size: .84rem; transition: border-color .16s ease, box-shadow .16s ease, background .16s ease;
}
.url-composer input:hover { border-color: color-mix(in srgb, var(--primary) 27%, var(--line-strong)); }
.url-composer input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(194,65,12,.10); background: var(--surface-solid); }
.url-composer input::placeholder { color: var(--muted-2); }
.paste-btn {
    position: absolute; right: 6px; min-height: 36px; padding: 0 11px; border: 1px solid rgba(194,65,12,.14); border-radius: 8px;
    color: var(--primary); background: var(--primary-soft); cursor: pointer; font-size: .7rem; font-weight: 800; transition: .16s ease;
}
.paste-btn:hover { color: var(--primary-strong); border-color: rgba(194,65,12,.28); background: var(--primary-soft-2); }
.field-help { min-height: 16px; margin: 6px 2px 0; color: var(--muted-2); font-size: .67rem; line-height: 1.4; }
.field-help.error { color: var(--danger); }
.field-help.success { color: var(--success); }
.preview-card {
    display: grid; grid-template-columns: 88px 1fr auto; align-items: center; gap: 10px; margin-top: 10px; padding: 8px;
    border: 1px solid var(--line); border-radius: 11px; background: var(--surface-soft);
}
.preview-card img { width: 88px; aspect-ratio: 16/9; object-fit: cover; border-radius: 7px; background: var(--bg-3); }
.preview-copy { min-width: 0; }
.preview-copy strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-soft); font-size: .77rem; }
.preview-copy > span { display: flex; gap: 6px; margin-top: 4px; color: var(--muted); font-size: .64rem; }
.preview-copy > span span + span::before { content: "•"; margin-right: 6px; color: var(--muted-2); }
.preview-check { width: 22px; height: 22px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: var(--success); font-size: .66rem; font-weight: 900; }
.format-tabs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-top: 12px; }
.format-tab { position: relative; min-width: 0; cursor: pointer; }
.format-tab input { position: absolute; opacity: 0; pointer-events: none; }
.format-tab span {
    position: relative; display: flex; flex-direction: row; align-items: center; gap: 8px; min-height: 45px; padding: 9px 12px;
    border: 1px solid var(--line); border-radius: 10px; background: var(--surface-raised); transition: .16s ease;
}
.format-tab span::after { content: ""; position: absolute; top: 50%; right: 11px; width: 7px; height: 7px; transform: translateY(-50%); border-radius: 50%; background: var(--line-strong); transition: .16s ease; }
.format-tab:hover span { border-color: rgba(194,65,12,.27); }
.format-tab b { flex: 0 0 auto; font-size: .79rem; }
.format-tab small { min-width: 0; padding-right: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); font-size: .64rem; }
.format-tab input:focus-visible + span { outline: 3px solid rgba(194,65,12,.12); outline-offset: 1px; }
.format-tab input:checked + span { border-color: rgba(194,65,12,.56); background: var(--primary-soft); box-shadow: inset 0 0 0 1px rgba(194,65,12,.05); }
.format-tab input:checked + span::after { background: var(--primary); box-shadow: 0 0 0 4px rgba(194,65,12,.10); }
.option-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin: 9px 0 11px; }
.select-field { display: flex; min-width: 0; flex-direction: column; gap: 5px; }
.select-field > span { color: var(--muted); font-size: .65rem; font-weight: 720; }
.select-field select {
    width: 100%; min-width: 0; height: 41px; padding: 0 31px 0 10px; color: var(--text); border: 1px solid var(--line); border-radius: 9px;
    outline: none; background: var(--surface-raised); font-size: .75rem; transition: border-color .16s ease, box-shadow .16s ease;
}
.select-field select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(194,65,12,.09); }
.select-field.is-disabled { opacity: .38; pointer-events: none; filter: saturate(.4); }
.primary-btn, .secondary-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 17px;
    border-radius: 10px; font-size: .79rem; font-weight: 800; cursor: pointer;
    transition: transform .14s ease, box-shadow .14s ease, border-color .14s ease, background .14s ease, color .14s ease;
}
.primary-btn { border: 1px solid var(--primary); color: #fff; background: linear-gradient(180deg, #ce4a12, #b83c0c); box-shadow: 0 9px 22px rgba(194,65,12,.20), inset 0 1px 0 rgba(255,255,255,.17); }
.primary-btn:hover:not(:disabled) { transform: translateY(-1px); background: linear-gradient(180deg, #bb3d0a, #9f3109); box-shadow: 0 12px 28px rgba(154,52,18,.25); }
.primary-btn:active:not(:disabled) { transform: translateY(0); }
.primary-btn:focus-visible, .secondary-btn:focus-visible, .paste-btn:focus-visible, .theme-toggle:focus-visible, .mobile-nav-toggle:focus-visible { outline: 3px solid rgba(194,65,12,.16); outline-offset: 2px; }
.primary-btn:disabled { opacity: .48; cursor: not-allowed; box-shadow: none; }
.secondary-btn { border: 1px solid var(--line-strong); color: var(--text-soft); background: var(--surface-solid); box-shadow: var(--shadow-xs); }
.secondary-btn:hover { transform: translateY(-1px); border-color: rgba(194,65,12,.28); color: var(--primary); background: var(--primary-soft); }
.convert-btn { width: 100%; min-height: 48px; }
.legal-micro { margin: 8px 2px 0; color: var(--muted-2); font-size: .61rem; line-height: 1.4; text-align: center; }
.spinner { width: 14px; height: 14px; display: inline-block; border: 2px solid rgba(255,255,255,.34); border-top-color: #fff; border-radius: 50%; animation: spin .72s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Compact trust bar */
.trust-strip { border-bottom: 1px solid var(--line); background: var(--surface-solid); }
.trust-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.trust-grid > div {
    min-height: 72px; display: grid; grid-template-columns: 30px 1fr; grid-template-rows: auto auto; align-content: center;
    column-gap: 9px; padding: 13px 18px; border-left: 1px solid var(--line);
}
.trust-grid > div:first-child { border-left: 0; }
.trust-icon { grid-row: 1 / 3; width: 30px; height: 30px; display: grid; place-items: center; border: 1px solid rgba(194,65,12,.13); border-radius: 9px; color: var(--primary); background: var(--primary-soft); font-size: .78rem; }
.trust-grid b { align-self: end; color: var(--text-soft); font-size: .73rem; }
.trust-grid small { align-self: start; margin-top: 2px; color: var(--muted); font-size: .62rem; }

/* Shared sections */
.section { padding-block: 68px; }
.soft-section { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface-soft); }
.section-heading { max-width: 720px; margin-bottom: 28px; }
.section-heading.centered { margin-inline: auto; text-align: center; }
.section-kicker { display: inline-flex; align-items: center; gap: 7px; color: var(--primary); font-size: .64rem; font-weight: 840; letter-spacing: .11em; text-transform: uppercase; }
.section-kicker::before { content: ""; width: 17px; height: 1px; background: currentColor; opacity: .72; }
.section-heading.centered .section-kicker::before { display: none; }
.section-heading h2, .split-section h2, .cta-panel h2 { margin: 9px 0 10px; color: var(--text); font-size: clamp(1.7rem, 3.1vw, 2.65rem); line-height: 1.09; letter-spacing: -.044em; text-wrap: balance; }
.section-heading p, .tool-heading p { margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.65; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.feature-card {
    position: relative; min-height: 226px; padding: 22px; overflow: hidden; border: 1px solid var(--line); border-radius: 16px;
    background: var(--surface-solid); box-shadow: var(--shadow-sm); transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.feature-card::before { content: ""; position: absolute; inset: 0; opacity: 0; background: radial-gradient(circle at 0 0, rgba(255,122,26,.09), transparent 42%); transition: opacity .18s ease; pointer-events: none; }
.feature-card:hover { transform: translateY(-3px); border-color: rgba(194,65,12,.22); box-shadow: var(--shadow-md); }
.feature-card:hover::before { opacity: 1; }
.feature-icon { position: relative; width: 38px; height: 38px; display: grid; place-items: center; margin-bottom: 27px; border: 1px solid rgba(194,65,12,.13); border-radius: 11px; color: var(--primary); background: var(--primary-soft); font-size: .9rem; }
.feature-card h3 { position: relative; margin: 0 0 8px; font-size: .98rem; letter-spacing: -.018em; }
.feature-card p { position: relative; margin: 0; color: var(--muted); font-size: .78rem; line-height: 1.62; }
.feature-card a { position: relative; display: inline-flex; margin-top: 15px; color: var(--primary); font-size: .73rem; font-weight: 780; }
.feature-card a:hover { color: var(--primary-strong); }
.split-section { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(38px, 6vw, 72px); }
.media-visual { position: relative; min-height: 310px; display: grid; place-items: center; }
.media-visual::before { content: ""; position: absolute; inset: 9% 7%; border-radius: 50%; background: radial-gradient(circle, rgba(255,122,26,.12), transparent 67%); filter: blur(24px); }
.visual-window { position: relative; width: min(100%, 500px); overflow: hidden; border: 1px solid var(--line-strong); border-radius: 17px; background: var(--surface-solid); box-shadow: var(--shadow-lg); transform: perspective(900px) rotateY(2deg) rotateX(.8deg); }
.visual-top { height: 37px; display: flex; align-items: center; gap: 6px; padding: 0 13px; border-bottom: 1px solid var(--line); background: var(--surface-raised); }
.visual-top i { width: 6px; height: 6px; border-radius: 50%; background: var(--muted-2); opacity: .5; }
.visual-content { min-height: 220px; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding: 34px; background: radial-gradient(circle at 72% 8%, rgba(255,122,26,.10), transparent 42%), var(--surface-soft); }
.visual-play { width: 48px; height: 48px; display: grid; place-items: center; margin-bottom: 22px; border-radius: 14px; color: #fff; background: linear-gradient(145deg, #f97316, #b93d0b); box-shadow: 0 12px 28px rgba(194,65,12,.20); }
.visual-line { width: 54%; height: 8px; margin-top: 9px; border-radius: 99px; background: var(--line-strong); }
.visual-line.wide { width: 80%; height: 10px; background: color-mix(in srgb, var(--text) 16%, transparent); }
.visual-pills { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 21px; }
.visual-pills b { padding: 6px 9px; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); background: var(--surface-solid); font-size: .59rem; }
.step-list { display: grid; gap: 0; margin: 20px 0 0; padding: 0; list-style: none; }
.step-list li { display: grid; grid-template-columns: 38px 1fr; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.step-list li:last-child { border-bottom: 0; }
.step-list li > span { width: 31px; height: 31px; display: grid; place-items: center; border: 1px solid rgba(194,65,12,.15); border-radius: 9px; color: var(--primary); background: var(--primary-soft); font-size: .71rem; font-weight: 820; }
.step-list b { color: var(--text-soft); font-size: .82rem; }
.step-list p { margin: 4px 0 0; color: var(--muted); font-size: .75rem; line-height: 1.55; }
.content-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 38px; }
.content-columns h3 { margin: 0 0 8px; font-size: .94rem; }
.content-columns p { margin: 0; color: var(--muted); font-size: .79rem; line-height: 1.72; }
.cta-panel { display: flex; align-items: center; justify-content: space-between; gap: 26px; margin-top: 42px; padding: 25px 27px; border: 1px solid rgba(194,65,12,.15); border-radius: 17px; background: linear-gradient(120deg, var(--primary-soft), var(--surface-solid) 68%); box-shadow: var(--shadow-sm); }
.cta-panel h2 { max-width: 650px; margin-bottom: 0; font-size: clamp(1.35rem, 2.3vw, 1.85rem); }
.faq-list { max-width: 830px; margin-inline: auto; border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 17px 36px 17px 0; color: var(--text-soft); cursor: pointer; list-style: none; font-size: .82rem; font-weight: 720; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 2px; top: 50%; transform: translateY(-50%); width: 24px; height: 24px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); background: var(--surface-solid); font-size: .9rem; transition: .16s ease; }
.faq-list details[open] summary::after { content: "−"; color: var(--primary); border-color: rgba(194,65,12,.22); background: var(--primary-soft); }
.faq-list p { margin: -1px 0 17px; padding-right: 40px; color: var(--muted); font-size: .76rem; line-height: 1.68; }
.center-link { display: flex; justify-content: center; margin-top: 23px; }
.center-link > a:not(.secondary-btn) { color: var(--primary); font-size: .74rem; font-weight: 780; }

/* Tool pages */
.tool-hero { position: relative; overflow: hidden; padding: 30px 0 56px; border-bottom: 1px solid var(--line); background: linear-gradient(180deg, var(--surface-solid), var(--bg)); }
.tool-hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(circle at 50% 0%, rgba(255,122,26,.08), transparent 36rem); }
.tool-hero > .container { position: relative; z-index: 1; }
.breadcrumbs { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; margin-bottom: 21px; color: var(--muted-2); font-size: .66rem; }
.breadcrumbs a:hover { color: var(--primary); }
.tool-heading { margin-bottom: 22px; }
.tool-heading h1 { margin-block: 9px 10px; font-size: clamp(2.05rem, 4.8vw, 3.75rem); }
.tool-heading p { max-width: 620px; margin-inline: auto; font-size: .87rem; }
.mini-feature-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 11px; }
.mini-feature-grid > div { padding: 18px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface-solid); box-shadow: var(--shadow-sm); }
.mini-feature-grid b { color: var(--text-soft); font-size: .77rem; }
.mini-feature-grid p { margin: 6px 0 0; color: var(--muted); font-size: .71rem; line-height: 1.57; }
.comparison-wrap { max-width: 900px; }
.comparison-table { overflow: hidden; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-solid); box-shadow: var(--shadow-sm); }
.comparison-row { display: grid; grid-template-columns: 1.1fr 1fr 1fr; border-top: 1px solid var(--line); }
.comparison-row:first-child { border-top: 0; }
.comparison-row > * { min-width: 0; padding: 14px 17px; border-right: 1px solid var(--line); font-size: .75rem; }
.comparison-row > *:last-child { border-right: 0; }
.comparison-row.header { background: var(--primary-soft); }
.comparison-row.header b { color: var(--text-soft); }
.comparison-row:not(.header) span:not(:first-child) { color: var(--muted); }

/* File converter */
.file-tool-hero { min-height: auto; }
.upload-panel { max-width: 720px; margin-inline: auto; }
.dropzone { min-height: 176px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; padding: 22px; border: 1.5px dashed rgba(194,65,12,.30); border-radius: 14px; background: var(--surface-soft); cursor: pointer; text-align: center; transition: .17s ease; }
.dropzone:hover, .dropzone.dragover { border-color: var(--primary); background: var(--primary-soft); box-shadow: inset 0 0 0 1px rgba(194,65,12,.04); }
.dropzone input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.drop-icon { width: 43px; height: 43px; display: grid; place-items: center; margin-bottom: 4px; border: 1px solid rgba(194,65,12,.14); border-radius: 12px; color: var(--primary); background: var(--primary-soft); font-size: 1.05rem; box-shadow: var(--shadow-xs); }
.dropzone b { color: var(--text-soft); font-size: .86rem; }
.dropzone > span:not(.drop-icon) { color: var(--muted); font-size: .69rem; }
.dropzone strong { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-top: 5px; color: var(--primary); font-size: .68rem; }
.file-bitrate { margin: 10px 0; }
.format-cloud { display: flex; flex-wrap: wrap; justify-content: center; gap: 7px; }
.format-cloud span { padding: 7px 10px; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); background: var(--surface-solid); box-shadow: var(--shadow-xs); font-size: .67rem; font-weight: 780; }

/* Articles / legal */
.article-hero { padding: 45px 0 44px; border-bottom: 1px solid var(--line); background: linear-gradient(180deg, var(--surface-solid), var(--bg)); }
.article-container { max-width: 930px; }
.article-hero .breadcrumbs { margin-bottom: 24px; }
.article-hero h1 { max-width: 820px; margin: 9px 0 13px; font-size: clamp(2rem, 4.5vw, 3.7rem); }
.article-hero p { max-width: 700px; margin: 0; color: var(--muted); font-size: .91rem; line-height: 1.62; }
.article-body { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 55px; padding-block: 55px 80px; }
.toc { position: sticky; top: calc(var(--header-h) + 24px); align-self: start; display: grid; gap: 9px; padding-left: 12px; border-left: 1px solid var(--line); }
.toc strong { margin-bottom: 4px; color: var(--text-soft); font-size: .67rem; text-transform: uppercase; letter-spacing: .10em; }
.toc a { color: var(--muted); font-size: .69rem; line-height: 1.4; }
.toc a:hover { color: var(--primary); }
.article-content { min-width: 0; }
.article-content h2, .legal-content h2 { scroll-margin-top: calc(var(--header-h) + 20px); margin: 38px 0 11px; color: var(--text); font-size: clamp(1.4rem, 2.7vw, 1.9rem); letter-spacing: -.03em; }
.article-content h2:first-child, .legal-content h2:first-child { margin-top: 0; }
.article-content p, .article-content li, .legal-content p { color: var(--muted); font-size: .86rem; line-height: 1.78; }
.article-content a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.article-content ol { padding-left: 20px; }
.info-table { margin: 21px 0 7px; overflow: hidden; border: 1px solid var(--line); border-radius: 13px; background: var(--surface-solid); box-shadow: var(--shadow-xs); }
.info-table div { display: grid; grid-template-columns: 110px 1fr; border-top: 1px solid var(--line); }
.info-table div:first-child { border-top: 0; }
.info-table b, .info-table span { padding: 12px 13px; font-size: .74rem; }
.info-table b { color: var(--text-soft); }
.info-table span { color: var(--muted); border-left: 1px solid var(--line); }
.article-cta { margin-top: 38px; padding: 24px; border: 1px solid rgba(194,65,12,.15); border-radius: 16px; background: var(--primary-soft); box-shadow: var(--shadow-xs); }
.article-cta h3 { margin: 0; }
.article-cta p { margin: 7px 0 16px; }
.article-cta > div { display: flex; flex-wrap: wrap; gap: 8px; }
.inline-btn { width: auto; }
.faq-page { padding-top: 54px; }
.faq-list.large { max-width: 880px; }
.faq-list.large summary { padding-block: 18px; font-size: .87rem; }
.faq-list.large p { font-size: .79rem; }
.legal-content { max-width: 820px; min-height: 50vh; }
.error-page { min-height: 65vh; display: grid; place-items: center; padding: 55px 0; background: radial-gradient(circle at 50% 18%, rgba(255,122,26,.07), transparent 30%); }
.error-card { padding: 42px 32px; border: 1px solid var(--line); border-radius: 19px; background: var(--surface-solid); text-align: center; box-shadow: var(--shadow-md); }
.error-code { width: 58px; height: 58px; display: grid; place-items: center; margin: 0 auto 17px; border: 1px solid rgba(180,35,24,.13); border-radius: 16px; color: var(--danger); background: color-mix(in srgb, var(--danger) 8%, transparent); font-size: 1.2rem; font-weight: 900; }
.error-card h1 { margin: 0; font-size: clamp(1.65rem, 3.7vw, 2.3rem); letter-spacing: -.038em; }
.error-card p { max-width: 540px; margin: 11px auto 20px; color: var(--muted); font-size: .84rem; line-height: 1.62; }
.error-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; }

/* Footer */
.site-footer { padding: 44px 0; border-top: 1px solid var(--line); background: var(--surface-solid); }
.footer-grid { display: grid; grid-template-columns: 1.55fr repeat(3, 1fr); gap: 34px; }
.footer-grid > div { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.footer-brand { margin-bottom: 2px; }
.footer-grid p { max-width: 330px; margin: 5px 0 0; color: var(--muted); font-size: .71rem; line-height: 1.58; }
.footer-grid strong { margin-bottom: 3px; color: var(--text-soft); font-size: .71rem; }
.footer-grid a:not(.brand), .footer-copy { color: var(--muted); font-size: .69rem; }
.footer-grid a:not(.brand):hover { color: var(--primary); }

/* Large screens */
@media (min-width: 1440px) {
    :root { --max: 1220px; }
    .hero { padding-top: 58px; padding-bottom: 54px; }
    .converter-panel { padding: 22px; }
}

/* Tablets / compact laptops */
@media (max-width: 1040px) {
    .main-nav a { padding-inline: 7px; font-size: .76rem; }
    .hero-grid { grid-template-columns: .82fr 1.18fr; gap: 34px; }
    .hero-copy h1 { font-size: clamp(2.25rem, 4.8vw, 3.8rem); }
    .feature-grid { gap: 12px; }
    .footer-grid { gap: 25px; }
}

@media (max-width: 900px) {
    :root { --header-h: 62px; }
    .mobile-nav-toggle { display: grid; }
    .theme-toggle { order: 4; }
    .main-nav {
        position: absolute; display: none; top: calc(100% + 7px); left: 16px; right: 16px; margin: 0;
        padding: 8px; border: 1px solid var(--line-strong); border-radius: 14px; background: var(--surface-solid); box-shadow: var(--shadow-md);
    }
    .main-nav.open { display: grid; animation: nav-in .14s ease-out; }
    @keyframes nav-in { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
    .main-nav a { padding: 11px; font-size: .81rem; }
    .main-nav a.active::after { display: none; }
    .hero { padding: 37px 0 40px; }
    .hero-grid { grid-template-columns: 1fr; gap: 24px; max-width: 760px; margin-inline: auto; }
    .hero-copy { max-width: 680px; margin-inline: auto; text-align: center; }
    .hero-lead { margin-inline: auto; }
    .hero-points { justify-content: center; }
    .converter-panel { width: min(100%, 680px); margin-inline: auto; }
    .trust-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .trust-grid > div:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
    .trust-grid > div:nth-child(4) { border-top: 1px solid var(--line); }
    .feature-grid { grid-template-columns: 1fr; }
    .feature-card { min-height: auto; }
    .feature-icon { margin-bottom: 20px; }
    .split-section { grid-template-columns: 1fr; gap: 30px; }
    .media-visual { min-height: 275px; order: 2; }
    .mini-feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 700px) {
    .container, .narrow { width: min(calc(100% - 28px), var(--max)); }
    .section { padding-block: 54px; }
    .hero { padding-top: 31px; }
    .hero-copy h1 { font-size: clamp(2.2rem, 9.4vw, 3.45rem); }
    .hero-lead { font-size: .92rem; }
    .content-columns { grid-template-columns: 1fr; gap: 24px; }
    .cta-panel { align-items: flex-start; flex-direction: column; }
    .article-body { grid-template-columns: 1fr; gap: 24px; padding-top: 38px; }
    .toc { position: static; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface-solid); }
    .article-hero { padding-block: 35px; }
}

/* Phones */
@media (max-width: 520px) {
    :root { --header-h: 58px; }
    .container, .narrow { width: min(calc(100% - 22px), var(--max)); }
    .nav-wrap { gap: 9px; }
    .brand > span:last-child { font-size: .87rem; }
    .brand-icon { width: 32px; height: 32px; }
    .theme-toggle, .mobile-nav-toggle { width: 34px; height: 34px; }
    .main-nav { left: 10px; right: 10px; }
    .hero { padding: 25px 0 30px; }
    .hero-copy h1 { margin-top: 10px; font-size: clamp(2.05rem, 10.8vw, 3rem); letter-spacing: -.05em; }
    .hero-lead { font-size: .86rem; line-height: 1.56; }
    .hero-points { margin-top: 16px; gap: 7px 11px; font-size: .69rem; }
    .converter-panel { padding: 14px; border-radius: 17px; box-shadow: var(--shadow-md); }
    .converter-topline { margin-bottom: 11px; }
    .micro-copy { display: none; }
    .url-composer input { height: 48px; padding-left: 37px; font-size: .78rem; }
    .input-icon { left: 13px; }
    .preview-card { grid-template-columns: 72px minmax(0,1fr) auto; }
    .preview-card img { width: 72px; }
    .preview-copy > span { display: block; }
    .preview-copy > span span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .preview-copy > span span + span::before { display: none; }
    .format-tab span { min-height: 43px; padding-inline: 10px; }
    .format-tab small { font-size: .6rem; }
    .option-grid { grid-template-columns: 1fr; gap: 7px; }
    .select-field > span { font-size: .63rem; }
    .convert-btn { min-height: 47px; }
    .trust-grid { grid-template-columns: 1fr 1fr; }
    .trust-grid > div { min-height: 64px; grid-template-columns: 27px 1fr; padding: 10px 11px; }
    .trust-grid > div:nth-child(2) { border-top: 0; }
    .trust-icon { width: 27px; height: 27px; font-size: .7rem; }
    .trust-grid b { font-size: .67rem; }
    .trust-grid small { display: none; }
    .section { padding-block: 46px; }
    .section-heading { margin-bottom: 22px; }
    .section-heading h2, .split-section h2, .cta-panel h2 { font-size: clamp(1.55rem, 7.7vw, 2.15rem); }
    .feature-card { padding: 19px; }
    .media-visual { min-height: 235px; }
    .visual-window { transform: none; }
    .visual-content { min-height: 190px; padding: 26px; }
    .visual-play { width: 43px; height: 43px; }
    .mini-feature-grid { grid-template-columns: 1fr; }
    .comparison-row { grid-template-columns: .9fr 1fr 1fr; }
    .comparison-row > * { padding: 11px 8px; font-size: .64rem; overflow-wrap: anywhere; }
    .dropzone { min-height: 155px; padding: 18px 12px; }
    .tool-hero { padding-top: 23px; padding-bottom: 42px; }
    .tool-heading h1 { font-size: clamp(1.9rem, 9vw, 2.8rem); }
    .info-table div { grid-template-columns: 88px 1fr; }
    .info-table b, .info-table span { padding: 10px; font-size: .68rem; }
    .footer-grid { grid-template-columns: 1fr; gap: 23px; }
    .site-footer { padding-block: 36px; }
    .error-actions, .article-cta > div { flex-direction: column; }
    .error-actions .primary-btn, .error-actions .secondary-btn, .article-cta .primary-btn, .article-cta .secondary-btn { width: 100%; }
}

@media (max-width: 360px) {
    .container, .narrow { width: min(calc(100% - 16px), var(--max)); }
    .brand { gap: 7px; }
    .brand > span:last-child { max-width: 118px; overflow: hidden; text-overflow: ellipsis; }
    .hero-copy h1 { font-size: 1.95rem; }
    .hero-points { justify-content: flex-start; text-align: left; }
    .format-tabs { gap: 6px; }
    .format-tab span { padding: 8px; }
    .format-tab small { display: none; }
    .preview-check { display: none; }
    .preview-card { grid-template-columns: 68px minmax(0,1fr); }
    .trust-grid { grid-template-columns: 1fr; }
    .trust-grid > div, .trust-grid > div:nth-child(2) { border-left: 0; border-top: 1px solid var(--line); }
    .trust-grid > div:first-child { border-top: 0; }
}

@media (hover: none) {
    .feature-card:hover, .primary-btn:hover:not(:disabled), .secondary-btn:hover { transform: none; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Pro UX upgrade: smart choices, progress, results and browser-local history */
.input-label-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 7px; }
.input-label-row .input-label { margin: 0; }
.tiny-safe { color: var(--muted-2); font-size: .61rem; font-weight: 650; }
.preview-meta { margin-top: 3px !important; }
.smart-choice {
    display: block !important; margin-top: 5px !important; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    color: var(--primary) !important; font-size: .61rem !important; font-weight: 760;
}
.recommended-tag {
    display: inline-flex; margin-left: 5px; padding: 2px 5px; border-radius: 999px; color: var(--primary);
    background: var(--primary-soft); font-size: .5rem; font-style: normal; font-weight: 820; letter-spacing: .025em; text-transform: uppercase;
}
.option-hint { min-height: 14px; color: var(--muted-2); font-size: .57rem; line-height: 1.35; }
.converter-assurance {
    display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 5px 13px; margin-top: 8px;
    color: var(--muted); font-size: .57rem; font-weight: 670;
}
.converter-assurance span::first-letter { color: var(--success); }
.text-btn {
    appearance: none; border: 0; padding: 3px 0; color: var(--primary); background: transparent; cursor: pointer;
    font-size: .65rem; font-weight: 780;
}
.text-btn:hover { text-decoration: underline; text-underline-offset: 3px; }
.text-btn.danger { color: var(--danger); }

.job-card, .result-card, .job-error-card, .recent-conversions {
    margin-top: 14px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-soft);
}
.job-card { padding: 15px; }
.job-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; }
.job-head > div { min-width: 0; display: grid; gap: 3px; }
.job-kicker, .result-kicker { color: var(--primary); font-size: .52rem; font-weight: 850; letter-spacing: .1em; }
.job-head strong { color: var(--text-soft); font-size: .8rem; }
.job-percent { flex: 0 0 auto; color: var(--text); font-size: .82rem; font-variant-numeric: tabular-nums; }
.progress-track {
    height: 7px; overflow: hidden; margin: 12px 0 8px; border-radius: 999px; background: var(--line);
    box-shadow: inset 0 1px 2px rgba(0,0,0,.04);
}
.progress-track > span {
    display: block; width: 0; height: 100%; border-radius: inherit;
    background: linear-gradient(90deg, var(--primary), var(--orange-bright));
    box-shadow: 0 0 12px rgba(255,122,26,.23); transition: width .32s ease;
}
.job-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; color: var(--muted); font-size: .61rem; }
.stage-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-top: 11px; }
.stage-steps span {
    position: relative; padding-top: 8px; color: var(--muted-2); font-size: .5rem; font-weight: 720; text-align: center;
}
.stage-steps span::before { content: ""; position: absolute; top: 0; left: 50%; width: 5px; height: 5px; transform: translateX(-50%); border-radius: 50%; background: var(--line-strong); }
.stage-steps span.active { color: var(--primary); }
.stage-steps span.active::before { background: var(--primary); box-shadow: 0 0 0 4px var(--primary-soft); }
.stage-steps span.done { color: var(--success); }
.stage-steps span.done::before { background: var(--success); }

.result-card {
    display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: 12px; padding: 14px;
    border-color: color-mix(in srgb, var(--success) 23%, var(--line)); background: color-mix(in srgb, var(--success) 5%, var(--surface-solid));
}
.result-icon {
    width: 38px; height: 38px; display: grid; place-items: center; border-radius: 12px; color: #fff;
    background: var(--success); box-shadow: 0 7px 18px color-mix(in srgb, var(--success) 22%, transparent); font-weight: 900;
}
.result-copy { min-width: 0; display: grid; gap: 2px; }
.result-copy strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-soft); font-size: .74rem; }
.result-meta { color: var(--muted); font-size: .59rem; }
.result-download { min-height: 38px; padding: 8px 12px; font-size: .65rem; }
.result-again { grid-column: 2 / 4; width: max-content; min-height: 31px; padding: 5px 10px; font-size: .59rem; }

.job-error-card {
    display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: 11px; padding: 13px;
    border-color: color-mix(in srgb, var(--danger) 22%, var(--line)); background: color-mix(in srgb, var(--danger) 5%, var(--surface-solid));
}
.error-mark { width: 31px; height: 31px; display: grid; place-items: center; border-radius: 10px; color: var(--danger); background: color-mix(in srgb, var(--danger) 9%, transparent); font-weight: 900; }
.job-error-card strong { color: var(--text-soft); font-size: .7rem; }
.job-error-card p { margin: 3px 0 0; color: var(--muted); font-size: .59rem; line-height: 1.4; }
.job-error-card .secondary-btn { min-height: 34px; padding: 6px 10px; font-size: .6rem; }

.recent-conversions { padding: 12px 13px; background: var(--surface-solid); }
.recent-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 5px; }
.recent-head strong { color: var(--text-soft); font-size: .66rem; }
.recent-list { display: grid; }
.recent-item { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: 9px; padding: 7px 0; border-top: 1px solid var(--line); }
.recent-item:first-child { border-top: 0; }
.recent-item > div { min-width: 0; display: grid; gap: 2px; }
.recent-item strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-soft); font-size: .61rem; font-weight: 720; }
.recent-item span, .recent-conversions > small { color: var(--muted-2); font-size: .51rem; }
.recent-download { padding: 5px 0; }

.mobile-convert-dock {
    position: fixed; z-index: 950; left: 10px; right: 10px; bottom: max(10px, env(safe-area-inset-bottom));
    display: none; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 9px 8px 12px;
    border: 1px solid var(--line-strong); border-radius: 15px; background: color-mix(in srgb, var(--surface-solid) 94%, transparent);
    box-shadow: 0 18px 50px rgba(67,36,19,.18); backdrop-filter: blur(16px) saturate(140%);
}
.mobile-convert-dock > div { min-width: 0; display: grid; gap: 1px; }
.mobile-convert-dock small { color: var(--muted-2); font-size: .5rem; }
.mobile-convert-dock strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-soft); font-size: .61rem; }
.mobile-convert-dock .primary-btn { min-width: 92px; min-height: 38px; padding: 7px 12px; font-size: .64rem; }

.local-file-preview {
    display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: 10px; margin-top: 9px; padding: 10px;
    border: 1px solid var(--line); border-radius: 11px; background: var(--surface-soft);
}
.file-type-badge { min-width: 42px; height: 36px; display: grid; place-items: center; padding: 0 6px; border-radius: 9px; color: var(--primary); background: var(--primary-soft); font-size: .55rem; font-weight: 850; }
.local-file-preview > div:nth-child(2) { min-width: 0; display: grid; gap: 3px; }
.local-file-preview strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-soft); font-size: .68rem; }
.local-file-preview span:not(.preview-check) { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); font-size: .56rem; }
.dropzone.invalid { border-color: var(--danger); animation: invalid-shake .25s ease; }
@keyframes invalid-shake { 25% { transform: translateX(-3px); } 75% { transform: translateX(3px); } }

@media (max-width: 700px) {
    .mobile-convert-dock:not([hidden]) { display: flex; }
    body:has(.mobile-convert-dock:not([hidden])) { padding-bottom: 70px; }
}

@media (max-width: 520px) {
    .option-hint { font-size: .54rem; }
    .converter-assurance { gap: 4px 9px; font-size: .52rem; }
    .job-card { padding: 12px; }
    .result-card { grid-template-columns: auto minmax(0,1fr); }
    .result-download { grid-column: 1 / -1; width: 100%; }
    .result-again { grid-column: 1 / -1; width: 100%; }
    .job-error-card { grid-template-columns: auto minmax(0,1fr); }
    .job-error-card .secondary-btn { grid-column: 1 / -1; width: 100%; }
    .recent-conversions { padding: 10px 11px; }
    .stage-steps { gap: 3px; }
    .stage-steps span { font-size: .46rem; }
}

@media (max-width: 360px) {
    .tiny-safe, .recommended-tag { display: none; }
    .converter-assurance span:nth-child(3) { display: none; }
    .smart-choice { font-size: .56rem !important; }
}
@media (max-width: 520px) {
    .option-grid .select-field.is-disabled { display: none; }
}

/* Universal Media Converter v3 */
.media-tool-container { max-width: 1180px; }
.media-tool-layout { display: grid; grid-template-columns: minmax(260px,.78fr) minmax(560px,1.22fr); align-items: start; gap: 34px; padding: 10px 0 4px; }
.media-tool-copy { padding: 24px 0 0; }
.media-tool-copy h1 { max-width: 620px; margin: 10px 0 10px; font-size: clamp(2rem,3.4vw,3.35rem); line-height: .98; letter-spacing: -.045em; }
.media-tool-copy > p { max-width: 570px; margin: 0; color: var(--muted); font-size: .93rem; line-height: 1.62; }
.hero-format-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; }
.hero-format-row span, .hero-format-row b { padding: 5px 8px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-solid); color: var(--text-soft); font-size: .6rem; font-weight: 780; }
.hero-format-row b { color: var(--primary); background: var(--primary-soft); border-color: color-mix(in srgb,var(--primary) 18%,var(--line)); }
.mini-trust-row { display: flex; flex-wrap: wrap; gap: 6px 15px; margin-top: 13px; color: var(--muted); font-size: .6rem; font-weight: 650; }
.mini-trust-row span::first-letter { color: var(--success); }
.universal-panel { max-width: none; width: 100%; padding: 18px; }
.universal-dropzone { min-height: 126px; padding: 16px; }
.universal-dropzone small { margin-top: 2px; color: var(--muted-2); font-size: .52rem; line-height: 1.35; }

.selected-files { margin-top: 9px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface-soft); }
.selected-files-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 1px 0 5px; }
.selected-files-head strong { color: var(--text-soft); font-size: .62rem; }
.selected-file-list { display: grid; gap: 2px; max-height: 174px; overflow: auto; overscroll-behavior: contain; }
.selected-file-row { display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: 8px; padding: 6px 0; border-top: 1px solid var(--line); }
.file-mini-badge { min-width: 38px; padding: 5px 6px; border-radius: 7px; color: var(--primary); background: var(--primary-soft); text-align: center; font-size: .5rem; font-weight: 850; }
.selected-file-row > div { min-width: 0; display: grid; gap: 1px; }
.selected-file-row strong, .selected-file-row span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.selected-file-row strong { color: var(--text-soft); font-size: .58rem; }
.selected-file-row > div span { color: var(--muted-2); font-size: .49rem; }
.file-remove-btn { width: 24px; height: 24px; display: grid; place-items: center; border: 0; border-radius: 7px; color: var(--muted); background: transparent; cursor: pointer; font-size: 1rem; line-height: 1; }
.file-remove-btn:hover { color: var(--danger); background: color-mix(in srgb,var(--danger) 7%,transparent); }

.quick-convert-strip { display: flex; align-items: center; flex-wrap: wrap; gap: 5px; margin-top: 9px; }
.quick-convert-strip > span { margin-right: 2px; color: var(--muted-2); font-size: .54rem; font-weight: 740; }
.quick-convert-strip button { appearance: none; border: 1px solid var(--line); padding: 5px 7px; border-radius: 8px; color: var(--text-soft); background: var(--surface-solid); cursor: pointer; font-size: .52rem; font-weight: 720; }
.quick-convert-strip button:hover { border-color: color-mix(in srgb,var(--primary) 35%,var(--line)); color: var(--primary); background: var(--primary-soft); }

.conversion-core-grid { display: grid; grid-template-columns: minmax(180px,.72fr) minmax(260px,1.28fr); gap: 10px; margin-top: 10px; }
.quality-choice { min-width: 0; margin: 0; padding: 0; border: 0; }
.quality-choice legend { margin-bottom: 5px; color: var(--muted); font-size: .65rem; font-weight: 720; }
.quality-pills { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 5px; }
.quality-pills label { min-width: 0; cursor: pointer; }
.quality-pills input { position: absolute; opacity: 0; pointer-events: none; }
.quality-pills span { min-height: 45px; display: grid; align-content: center; gap: 1px; padding: 6px; border: 1px solid var(--line); border-radius: 9px; color: var(--text-soft); background: var(--surface-solid); text-align: center; font-size: .58rem; font-weight: 780; transition: .15s ease; }
.quality-pills small { color: var(--muted-2); font-size: .44rem; font-weight: 620; }
.quality-pills input:checked + span { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); box-shadow: 0 0 0 2px color-mix(in srgb,var(--primary) 7%,transparent); }

.smart-output-summary { display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: 9px; margin-top: 10px; padding: 9px 10px; border: 1px solid color-mix(in srgb,var(--primary) 16%,var(--line)); border-radius: 11px; background: color-mix(in srgb,var(--primary-soft) 55%,var(--surface-solid)); }
.summary-icon { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 8px; color: var(--primary); background: var(--surface-solid); font-size: .65rem; box-shadow: 0 2px 8px rgba(67,36,19,.05); }
.smart-output-summary > div { min-width: 0; display: grid; gap: 1px; }
.smart-output-summary strong { color: var(--text-soft); font-size: .59rem; }
.smart-output-summary small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); font-size: .49rem; }
.smart-output-summary > b { color: var(--primary); font-size: .52rem; white-space: nowrap; }

.advanced-options { margin-top: 9px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface-solid); }
.advanced-options summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 11px; cursor: pointer; list-style: none; color: var(--text-soft); font-size: .61rem; font-weight: 780; }
.advanced-options summary::-webkit-details-marker { display: none; }
.advanced-options summary::after { content: "+"; color: var(--primary); font-size: .85rem; }
.advanced-options[open] summary::after { content: "−"; }
.advanced-options summary small { color: var(--muted-2); font-size: .49rem; font-weight: 600; }
.advanced-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; padding: 0 11px 11px; border-top: 1px solid var(--line); padding-top: 11px; }
.text-field { display: flex; min-width: 0; flex-direction: column; gap: 5px; }
.text-field > span { color: var(--muted); font-size: .65rem; font-weight: 720; }
.text-field > input, .filename-control { min-height: 39px; border: 1px solid var(--line-strong); border-radius: 9px; background: var(--surface-solid); color: var(--text); }
.text-field > input { width: 100%; padding: 8px 10px; outline: none; font: inherit; font-size: .64rem; }
.text-field > input:focus, .filename-control:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(194,65,12,.08); }
.text-field small, .select-field small { color: var(--muted-2); font-size: .5rem; line-height: 1.35; }
.filename-control { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; overflow: hidden; }
.filename-control input { min-width: 0; width: 100%; height: 100%; padding: 8px 10px; border: 0; outline: 0; background: transparent; color: var(--text); font: inherit; font-size: .64rem; }
.filename-control b { align-self: stretch; display: flex; align-items: center; padding: 0 10px; border-left: 1px solid var(--line); color: var(--muted); background: var(--surface-soft); font-size: .58rem; }
.is-disabled { opacity: .48; pointer-events: none; }
.toggle-field { grid-column: 1 / -1; display: flex; align-items: center; gap: 9px; padding: 9px 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface-soft); cursor: pointer; }
.toggle-field input { width: 16px; height: 16px; accent-color: var(--primary); }
.toggle-field span { display: grid; gap: 1px; }
.toggle-field b { color: var(--text-soft); font-size: .59rem; }
.toggle-field small { color: var(--muted-2); font-size: .48rem; }
.universal-convert-btn { min-height: 44px; margin-top: 10px; }

.batch-progress-card { margin-top: 14px; padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-soft); }
.batch-head { display: flex; align-items: start; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.batch-head > div { display: grid; gap: 2px; }
.batch-head strong { color: var(--text-soft); font-size: .75rem; }
.batch-head > b { color: var(--primary); font-size: .62rem; }
.batch-file-list { display: grid; gap: 5px; }
.batch-file-row { padding: 8px 9px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface-solid); }
.batch-file-row > div:first-child { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: 8px; }
.batch-file-row > div:first-child > div { min-width: 0; display: grid; gap: 1px; }
.batch-file-row strong, .batch-file-row span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.batch-file-row strong { color: var(--text-soft); font-size: .56rem; }
.batch-file-row span { color: var(--muted); font-size: .47rem; }
.batch-file-row b { color: var(--muted); font-size: .52rem; }
.batch-mini-track { height: 4px; overflow: hidden; margin-top: 6px; border-radius: 999px; background: var(--line); }
.batch-mini-track span { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg,var(--primary),var(--orange-bright)); transition: width .25s ease; }
.batch-file-row.active { border-color: color-mix(in srgb,var(--primary) 28%,var(--line)); }
.batch-file-row.done { border-color: color-mix(in srgb,var(--success) 28%,var(--line)); background: color-mix(in srgb,var(--success) 4%,var(--surface-solid)); }
.batch-file-row.done b { color: var(--success); }
.batch-file-row.failed { border-color: color-mix(in srgb,var(--danger) 25%,var(--line)); }
.batch-file-row.failed b { color: var(--danger); }
.batch-actions { display: flex; align-items: center; justify-content: flex-end; gap: 10px; margin-top: 10px; }
.batch-download-all { min-height: 36px; padding: 7px 11px; font-size: .58rem; }

.compact-section { padding-top: 46px; padding-bottom: 46px; }
.converter-link-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 9px; margin-top: 20px; }
.converter-link-grid a { display: grid; gap: 5px; min-height: 108px; padding: 13px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface-solid); box-shadow: var(--shadow-sm); text-decoration: none; transition: .17s ease; }
.converter-link-grid a:hover { transform: translateY(-2px); border-color: color-mix(in srgb,var(--primary) 28%,var(--line)); box-shadow: var(--shadow-md); }
.converter-link-grid b { color: var(--text-soft); font-size: .68rem; }
.converter-link-grid span { color: var(--muted); font-size: .56rem; line-height: 1.5; }
.media-category-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px; margin-top: 20px; }
.media-category-grid article { padding: 18px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-solid); box-shadow: var(--shadow-sm); }
.category-icon { width: 34px; height: 34px; display: grid; place-items: center; margin-bottom: 10px; border-radius: 10px; color: var(--primary); background: var(--primary-soft); font-weight: 850; }
.media-category-grid h3 { margin: 0 0 6px; color: var(--text-soft); font-size: .88rem; }
.media-category-grid p { margin: 0 0 11px; color: var(--muted); font-size: .66rem; line-height: 1.55; }
.format-cloud.small { justify-content: flex-start; gap: 5px; }
.format-cloud.small span { padding: 4px 6px; font-size: .48rem; }
.pair-seo-section .article-card { max-width: 850px; margin-inline: auto; }
.pair-seo-section h2 { margin: 7px 0 8px; }
.pair-seo-section h3 { margin: 20px 0 8px; }
.tip-callout { display: grid; gap: 3px; margin: 16px 0; padding: 12px 14px; border-left: 3px solid var(--primary); border-radius: 8px; background: var(--primary-soft); }
.tip-callout b { color: var(--primary); font-size: .66rem; }
.tip-callout span { color: var(--text-soft); font-size: .65rem; line-height: 1.5; }
.clean-steps { margin: 0; padding-left: 20px; color: var(--muted); font-size: .68rem; line-height: 1.7; }
.muted-note { color: var(--muted-2) !important; font-size: .61rem !important; }

@media (max-width: 1040px) {
    .media-tool-layout { grid-template-columns: 1fr; gap: 18px; }
    .media-tool-copy { max-width: 760px; padding-top: 4px; text-align: center; margin-inline: auto; }
    .media-tool-copy > p { margin-inline: auto; }
    .hero-format-row, .mini-trust-row { justify-content: center; }
    .universal-panel { width: min(100%,760px); margin-inline: auto; }
    .converter-link-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
}
@media (max-width: 760px) {
    .media-tool-copy h1 { font-size: 2.25rem; }
    .conversion-core-grid { grid-template-columns: 1fr; }
    .advanced-grid { grid-template-columns: 1fr; }
    .converter-link-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .media-category-grid { grid-template-columns: 1fr; }
    .media-category-grid article { padding: 15px; }
}
@media (max-width: 520px) {
    .universal-tool-hero { padding-top: 10px; }
    .media-tool-layout { gap: 12px; }
    .media-tool-copy h1 { font-size: 1.86rem; }
    .media-tool-copy > p { font-size: .76rem; line-height: 1.5; }
    .hero-format-row { margin-top: 12px; }
    .mini-trust-row { margin-top: 9px; font-size: .52rem; }
    .universal-panel { padding: 12px; border-radius: 16px; }
    .universal-dropzone { min-height: 112px; padding: 12px 8px; }
    .quick-convert-strip button { flex: 1 1 auto; }
    .quality-pills span { min-height: 42px; }
    .smart-output-summary { grid-template-columns: auto minmax(0,1fr); }
    .smart-output-summary > b { grid-column: 2; }
    .advanced-options summary small { display: none; }
    .converter-link-grid { grid-template-columns: 1fr 1fr; gap: 7px; }
    .converter-link-grid a { min-height: 92px; padding: 10px; }
    .converter-link-grid span { font-size: .51rem; }
    .compact-section { padding-top: 34px; padding-bottom: 34px; }
    .batch-actions { align-items: stretch; flex-direction: column-reverse; }
    .batch-actions > * { width: 100%; text-align: center; justify-content: center; }
}
@media (max-width: 380px) {
    .converter-link-grid { grid-template-columns: 1fr; }
    .hero-format-row span:nth-child(n+6) { display: none; }
    .quality-pills small { display: none; }
    .quality-pills span { min-height: 36px; }
}


/* Stage 6: SEO format hubs and richer pair pages */
.format-hub-hero { padding-bottom: 42px; }
.format-hub-hero .narrow-container { max-width: 860px; text-align: center; }
.format-hub-hero .breadcrumbs { justify-content: center; }
.format-hub-hero h1 { margin: 12px auto 10px; max-width: 760px; }
.format-hub-hero > .container > p { max-width: 720px; margin-inline: auto; }
.hub-primary-actions { display:flex; justify-content:center; flex-wrap:wrap; gap:10px; margin-top:22px; }
.hub-primary-actions .primary-btn,.hub-primary-actions .secondary-btn { min-height:44px; }
.format-hub-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:12px; margin-top:22px; }
.format-hub-card { display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:14px; padding:18px; border:1px solid var(--line); border-radius:16px; background:var(--surface-solid); box-shadow:var(--shadow-sm); text-decoration:none; transition:.18s ease; }
.format-hub-card:hover { transform:translateY(-2px); border-color:color-mix(in srgb,var(--primary) 30%,var(--line)); box-shadow:var(--shadow-md); }
.format-badge { display:grid; place-items:center; width:58px; aspect-ratio:1; border-radius:14px; background:var(--primary-soft); color:var(--primary); font-size:.75rem; font-weight:900; text-transform:uppercase; }
.format-hub-card h3 { margin:0 0 5px; color:var(--text); font-size:.9rem; }
.format-hub-card p { margin:0 0 7px; color:var(--muted); font-size:.62rem; line-height:1.55; }
.format-hub-card b { color:var(--text-soft); font-size:.56rem; font-weight:760; }
.hub-arrow { color:var(--primary); font-size:1.2rem; font-weight:900; }
.seo-principles-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:12px; }
.seo-principles-grid article { padding:20px; border:1px solid var(--line); border-radius:16px; background:var(--surface-solid); }
.seo-principles-grid article > span { color:var(--primary); font-size:.58rem; font-weight:900; letter-spacing:.09em; }
.seo-principles-grid h2 { margin:7px 0; font-size:.93rem; }
.seo-principles-grid p { margin:0; color:var(--muted); font-size:.64rem; line-height:1.65; }
.format-fact-row { display:grid; grid-template-columns:1fr 1fr; gap:9px; max-width:760px; margin:18px auto 20px; text-align:left; }
.format-fact-row span { padding:12px 14px; border:1px solid var(--line); border-radius:12px; background:var(--surface-solid); color:var(--muted); font-size:.61rem; line-height:1.55; }
.format-fact-row b { display:block; margin-bottom:3px; color:var(--text-soft); font-size:.54rem; text-transform:uppercase; letter-spacing:.06em; }
.split-info-grid { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.split-info-grid .content-card { padding:22px; }
.split-info-grid h2 { margin:7px 0 10px; font-size:1rem; }
.split-info-grid p { color:var(--muted); font-size:.66rem; line-height:1.7; }
.mini-hub-links { display:flex; flex-wrap:wrap; justify-content:center; gap:8px; }
.mini-hub-links a { display:inline-flex; align-items:center; justify-content:center; min-height:38px; padding:8px 13px; border:1px solid var(--line); border-radius:10px; background:var(--surface-solid); color:var(--text-soft); font-size:.61rem; font-weight:800; text-decoration:none; transition:.16s ease; }
.mini-hub-links a:hover { border-color:var(--primary); color:var(--primary); transform:translateY(-1px); }
.mini-hub-links.large { max-width:900px; margin:20px auto 0; }
.format-compare-grid { display:grid; grid-template-columns:1fr auto 1fr; align-items:stretch; gap:10px; margin:20px 0 24px; }
.format-compare-grid article { padding:17px; border:1px solid var(--line); border-radius:14px; background:var(--surface-soft); }
.format-compare-grid article > span { color:var(--primary); font-size:.5rem; font-weight:900; letter-spacing:.08em; }
.format-compare-grid h3 { margin:5px 0 7px; font-size:1rem; }
.format-compare-grid p { margin:0 0 9px; color:var(--muted); font-size:.62rem; line-height:1.58; }
.format-compare-grid b { color:var(--text-soft); font-size:.56rem; line-height:1.5; }
.compare-arrow { display:grid; place-items:center; color:var(--primary); font-size:1.3rem; font-weight:900; }
.conversion-caution { margin-top:18px; padding:14px 16px; border-left:3px solid var(--primary); border-radius:0 12px 12px 0; background:var(--primary-soft); }
.conversion-caution b { display:block; margin-bottom:4px; color:var(--text); font-size:.65rem; }
.conversion-caution p { margin:3px 0; font-size:.61rem; line-height:1.55; }
.pair-hub-links { display:flex; flex-wrap:wrap; gap:8px; margin-top:18px; }
.pair-hub-links a { padding:8px 11px; border:1px solid var(--line); border-radius:9px; color:var(--primary); font-size:.58rem; font-weight:800; text-decoration:none; }
.hub-pair-grid { max-width:1080px; margin-inline:auto; }
@media (max-width: 820px) {
  .format-hub-grid,.seo-principles-grid,.split-info-grid { grid-template-columns:1fr; }
  .format-fact-row { grid-template-columns:1fr; }
}
@media (max-width: 560px) {
  .format-hub-hero { padding-bottom:30px; }
  .format-hub-card { grid-template-columns:auto 1fr; padding:14px; gap:11px; }
  .hub-arrow { display:none; }
  .format-badge { width:48px; border-radius:12px; }
  .format-compare-grid { grid-template-columns:1fr; }
  .compare-arrow { transform:rotate(90deg); min-height:24px; }
  .hub-primary-actions { display:grid; grid-template-columns:1fr; }
  .hub-primary-actions a { width:100%; }
}

.hub-tool-wrap { width:min(100%,820px); margin-inline:auto; }
.hub-tool-section { padding-top:20px; }

/* Stage 7: focused media utility tools */
.utility-tool-hero { padding-top: 18px; padding-bottom: 36px; }
.utility-tool-layout { align-items: center; }
.utility-copy h1 { max-width: 590px; }
.utility-benefits { display: grid; gap: 7px; margin-top: 18px; }
.utility-benefits span { display: flex; align-items: center; gap: 7px; color: var(--text-soft); font-size: .65rem; font-weight: 730; }
.utility-benefits span::first-letter { color: var(--success); }
.utility-panel-wrap { min-width: 0; }
.utility-card-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px; margin-top: 20px; }
.utility-card-grid article { position: relative; padding: 19px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface-solid); box-shadow: var(--shadow-sm); }
.utility-card-grid article > span { display: inline-grid; place-items: center; width: 29px; height: 29px; margin-bottom: 11px; border-radius: 9px; background: var(--primary-soft); color: var(--primary); font-size: .55rem; font-weight: 900; }
.utility-card-grid h3 { margin: 0 0 6px; color: var(--text); font-size: .82rem; }
.utility-card-grid p { margin: 0; color: var(--muted); font-size: .63rem; line-height: 1.62; }
.utility-steps { max-width: 920px; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px; margin: 20px auto 0; padding: 0; list-style: none; }
.utility-steps li { display: grid; grid-template-columns: auto 1fr; gap: 10px; align-items: start; padding: 16px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-solid); }
.utility-steps li > span { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 9px; background: var(--primary); color: #fff; font-size: .58rem; font-weight: 900; }
.utility-steps b { display: block; margin: 2px 0 5px; color: var(--text); font-size: .68rem; }
.utility-steps p { margin: 0; color: var(--muted); font-size: .58rem; line-height: 1.55; }
.utility-note { max-width: 920px; margin: 14px auto 0; padding: 12px 14px; border-left: 3px solid var(--primary); border-radius: 0 12px 12px 0; background: var(--primary-soft); }
.utility-note b { display: block; margin-bottom: 3px; color: var(--primary); font-size: .6rem; }
.utility-note p { margin: 0; color: var(--text-soft); font-size: .61rem; line-height: 1.55; }
.related-tool-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 9px; max-width: 940px; margin: 18px auto 0; }
.related-tool-grid a { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; padding: 13px 14px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface-solid); text-decoration: none; transition: .17s ease; }
.related-tool-grid a:hover { transform: translateY(-1px); border-color: color-mix(in srgb,var(--primary) 28%,var(--line)); box-shadow: var(--shadow-sm); }
.related-tool-grid a > span { display: grid; place-items: center; min-width: 39px; height: 39px; padding: 0 7px; border-radius: 10px; background: var(--primary-soft); color: var(--primary); font-size: .63rem; font-weight: 900; }
.related-tool-grid a div { display: grid; gap: 2px; min-width: 0; }
.related-tool-grid b { color: var(--text); font-size: .66rem; }
.related-tool-grid small { color: var(--muted); font-size: .54rem; line-height: 1.4; }
.related-tool-grid strong { color: var(--primary); font-size: .9rem; }
.utility-faq { max-width: 900px; margin-inline: auto; }
.utility-hub-hero { padding-top: 42px; }
.tool-directory-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px; }
.tool-directory-card { display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: start; min-height: 155px; padding: 19px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface-solid); box-shadow: var(--shadow-sm); text-decoration: none; transition: .18s ease; }
.tool-directory-card:hover { transform: translateY(-2px); border-color: color-mix(in srgb,var(--primary) 30%,var(--line)); box-shadow: var(--shadow-md); }
.tool-directory-icon { display: grid; place-items: center; min-width: 48px; height: 48px; padding: 0 7px; border-radius: 13px; background: var(--primary-soft); color: var(--primary); font-size: .68rem; font-weight: 900; }
.tool-directory-card h2 { margin: 2px 0 6px; color: var(--text); font-size: .85rem; }
.tool-directory-card p { margin: 0 0 10px; color: var(--muted); font-size: .6rem; line-height: 1.55; }
.tool-directory-card b { color: var(--primary); font-size: .58rem; }

/* Keep focused tools focused; controls remain available in the universal converter. */
[data-tool-mode="compress"] .output-format-field,
[data-tool-mode="remove-audio"] .output-format-field,
[data-tool-mode="resolution"] .output-format-field,
[data-tool-mode="video-to-gif"] .output-format-field { display: none; }
[data-tool-mode="compress"] [data-bitrate-field],
[data-tool-mode="compress"] [data-sample-rate-field],
[data-tool-mode="compress"] [data-remove-audio-field],
[data-tool-mode="compress"] [data-trim-start-field],
[data-tool-mode="compress"] [data-trim-end-field],
[data-tool-mode="trim"] [data-bitrate-field],
[data-tool-mode="trim"] [data-sample-rate-field],
[data-tool-mode="trim"] [data-remove-audio-field],
[data-tool-mode="remove-audio"] [data-bitrate-field],
[data-tool-mode="remove-audio"] [data-sample-rate-field],
[data-tool-mode="remove-audio"] [data-remove-audio-field],
[data-tool-mode="resolution"] [data-bitrate-field],
[data-tool-mode="resolution"] [data-sample-rate-field],
[data-tool-mode="resolution"] [data-remove-audio-field],
[data-tool-mode="resolution"] [data-trim-start-field],
[data-tool-mode="resolution"] [data-trim-end-field],
[data-tool-mode="video-to-gif"] [data-bitrate-field],
[data-tool-mode="video-to-gif"] [data-sample-rate-field],
[data-tool-mode="video-to-gif"] [data-remove-audio-field] { display: none !important; }

@media (max-width: 900px) {
  .utility-card-grid,.utility-steps,.tool-directory-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 650px) {
  .utility-tool-hero { padding-top: 8px; padding-bottom: 25px; }
  .utility-benefits { margin-top: 13px; }
  .utility-benefits span { font-size: .57rem; }
  .utility-card-grid,.utility-steps,.tool-directory-grid,.related-tool-grid { grid-template-columns: 1fr; }
  .utility-card-grid article,.tool-directory-card { padding: 15px; }
  .utility-steps li { padding: 13px; }
  .tool-directory-card { min-height: 0; }
}

[data-tool-mode="compress"] .conversion-core-grid,
[data-tool-mode="remove-audio"] .conversion-core-grid,
[data-tool-mode="resolution"] .conversion-core-grid,
[data-tool-mode="video-to-gif"] .conversion-core-grid { grid-template-columns: 1fr; }
.home-tool-grid { grid-template-columns: repeat(4,minmax(0,1fr)); margin-top: 20px; }
.home-tool-grid .tool-directory-card { grid-template-columns: auto 1fr; min-height: 145px; }
.home-tool-grid h3 { margin: 2px 0 6px; color: var(--text); font-size: .8rem; }
.home-tools-section .center-link { margin-top: 18px; }
@media (max-width: 1040px) { .home-tool-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media (max-width: 650px) { .home-tool-grid { grid-template-columns: 1fr; } .home-tool-grid .tool-directory-card { min-height: 0; } }

/* Stage 8 focused media utilities */
.suffix-input{display:flex;align-items:center;border:1px solid var(--border);border-radius:12px;background:var(--input-bg,#fff);overflow:hidden;min-height:46px}
.suffix-input input{border:0!important;border-radius:0!important;box-shadow:none!important;min-width:0;flex:1;background:transparent!important}
.suffix-input b{padding:0 14px;color:var(--muted);font-size:.82rem;border-left:1px solid var(--border);align-self:stretch;display:flex;align-items:center;background:var(--soft-bg,rgba(194,65,12,.04))}
.subtitle-file-field input[type=file]{padding:9px;border:1px dashed var(--border);border-radius:11px;background:var(--surface,#fff);width:100%}
.merge-panel .conversion-core-grid{align-items:end}
.merge-name-field{margin-top:12px;display:block}
.merge-order-list{counter-reset:merge-order}
.merge-selected-row{grid-template-columns:auto minmax(0,1fr) auto!important}
.merge-order-badge{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;background:var(--accent-soft,#fff0e7);color:var(--accent,#c2410c);font-size:.78rem;font-weight:800;border:1px solid rgba(194,65,12,.14)}
.merge-order-note{display:block;margin-top:8px;color:var(--muted);font-size:.76rem;line-height:1.45}
.utility-special-field[hidden],.advanced-grid>[hidden],.conversion-core-grid>[hidden]{display:none!important}
@media (max-width:700px){
  .merge-panel .conversion-core-grid{grid-template-columns:1fr}
  .suffix-input{min-height:44px}
}
.merge-row-actions{display:flex;align-items:center;gap:5px}
.merge-order-btn{width:30px;height:30px;border:1px solid var(--border);border-radius:8px;background:var(--surface,#fff);color:var(--text);font-weight:800;cursor:pointer;display:grid;place-items:center;transition:border-color .16s ease,background .16s ease,color .16s ease}
.merge-order-btn:hover:not(:disabled){border-color:rgba(194,65,12,.35);background:var(--accent-soft,#fff0e7);color:var(--accent,#c2410c)}
.merge-order-btn:disabled{opacity:.32;cursor:not-allowed}
@media (max-width:520px){.merge-row-actions{gap:3px}.merge-order-btn,.merge-row-actions .file-remove-btn{width:28px;height:28px}}

/* Stage 9: visual editing workspace */
.media-editor {
  margin-top:10px; padding:11px; border:1px solid var(--line); border-radius:14px;
  background:var(--surface-soft); box-shadow:inset 0 1px 0 color-mix(in srgb,#fff 65%,transparent);
}
.media-editor-head { display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:8px; }
.media-editor-head > div { min-width:0; display:grid; gap:2px; }
.editor-kicker { color:var(--primary); font-size:.48rem; font-weight:900; letter-spacing:.1em; }
.media-editor-head strong { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; color:var(--text-soft); font-size:.67rem; }
.editor-source-meta { flex:0 0 auto; color:var(--muted); font-size:.52rem; font-weight:680; }
.media-preview-stage {
  position:relative; min-height:138px; display:flex; align-items:center; justify-content:center; overflow:hidden;
  border:1px solid var(--line); border-radius:12px; background:#12100f;
}
.media-preview-stage video { display:block; width:auto; max-width:100%; max-height:330px; margin:auto; background:#000; }
.media-preview-stage audio { width:min(100%,620px); margin:28px 12px; }
.crop-layer { position:absolute; z-index:5; pointer-events:none; overflow:hidden; }
.crop-box {
  position:absolute; z-index:2; min-width:28px; min-height:28px; pointer-events:auto; cursor:move;
  border:2px solid #fff; border-radius:4px; box-shadow:0 0 0 1px rgba(194,65,12,.85),0 0 0 9999px rgba(0,0,0,.52);
  touch-action:none; outline:none;
}
.crop-box:focus { box-shadow:0 0 0 2px var(--primary),0 0 0 9999px rgba(0,0,0,.52); }
.crop-box.is-dragging { border-color:#ffe9d8; }
.crop-size-label {
  position:absolute; left:50%; top:50%; transform:translate(-50%,-50%); padding:4px 7px; border-radius:7px;
  color:#fff; background:rgba(20,14,10,.72); font-size:.52rem; font-weight:800; white-space:nowrap; pointer-events:none;
}
.crop-handle { position:absolute; width:13px; height:13px; border:2px solid #fff; border-radius:50%; background:var(--primary); box-shadow:0 1px 4px rgba(0,0,0,.3); }
.crop-handle.nw { left:-7px; top:-7px; cursor:nwse-resize; }
.crop-handle.ne { right:-7px; top:-7px; cursor:nesw-resize; }
.crop-handle.sw { left:-7px; bottom:-7px; cursor:nesw-resize; }
.crop-handle.se { right:-7px; bottom:-7px; cursor:nwse-resize; }
.editor-timeline { margin-top:9px; padding:9px 10px 10px; border:1px solid var(--line); border-radius:11px; background:var(--surface-solid); }
.editor-timeline-head { display:flex; align-items:center; justify-content:space-between; gap:10px; margin-bottom:7px; }
.editor-timeline-head strong { color:var(--text-soft); font-size:.58rem; }
.editor-timeline-head span { color:var(--primary); font-size:.54rem; font-variant-numeric:tabular-nums; }
.audio-waveform { width:100%; height:72px; display:block; margin-bottom:7px; border-radius:8px; background:color-mix(in srgb,var(--primary-soft) 32%,var(--surface-solid)); }
.dual-range { position:relative; height:30px; display:flex; align-items:center; }
.dual-range-rail { position:absolute; left:0; right:0; top:50%; height:5px; transform:translateY(-50%); border-radius:999px; background:var(--line); overflow:hidden; }
.dual-range-rail span { position:absolute; top:0; bottom:0; left:0; width:100%; border-radius:999px; background:linear-gradient(90deg,var(--primary),var(--orange-bright)); }
.dual-range input[type=range] { position:absolute; inset:0; width:100%; height:30px; margin:0; appearance:none; -webkit-appearance:none; background:transparent; pointer-events:none; }
.dual-range input[type=range]::-webkit-slider-runnable-track { height:5px; background:transparent; }
.dual-range input[type=range]::-moz-range-track { height:5px; background:transparent; }
.dual-range input[type=range]::-webkit-slider-thumb { width:17px; height:17px; margin-top:-6px; appearance:none; -webkit-appearance:none; border:3px solid #fff; border-radius:50%; background:var(--primary); box-shadow:0 1px 6px rgba(67,36,19,.24); pointer-events:auto; cursor:ew-resize; }
.dual-range input[type=range]::-moz-range-thumb { width:13px; height:13px; border:3px solid #fff; border-radius:50%; background:var(--primary); box-shadow:0 1px 6px rgba(67,36,19,.24); pointer-events:auto; cursor:ew-resize; }
.timeline-actions { display:flex; align-items:center; flex-wrap:wrap; gap:6px; margin-top:4px; }
.editor-mini-btn { appearance:none; border:1px solid var(--line); padding:5px 8px; border-radius:8px; color:var(--text-soft); background:var(--surface-solid); cursor:pointer; font-size:.5rem; font-weight:750; }
.editor-mini-btn:hover { border-color:color-mix(in srgb,var(--primary) 35%,var(--line)); color:var(--primary); background:var(--primary-soft); }
.timeline-actions > span { margin-left:auto; color:var(--muted); font-size:.51rem; font-weight:680; }

/* Result compression comparison */
.result-card > .result-icon { grid-column:1; grid-row:1; }
.result-card > .result-copy { grid-column:2; grid-row:1; }
.result-card > .result-download { grid-column:3; grid-row:1; }
.result-metrics { grid-column:2 / 4; grid-row:2; display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:6px; padding-top:4px; }
.result-metrics > div { padding:7px 9px; border:1px solid color-mix(in srgb,var(--success) 15%,var(--line)); border-radius:9px; background:var(--surface-solid); }
.result-metrics span { display:block; margin-bottom:2px; color:var(--muted-2); font-size:.46rem; font-weight:700; text-transform:uppercase; letter-spacing:.04em; }
.result-metrics b { color:var(--text-soft); font-size:.61rem; }
.result-metrics [data-result-savings] { color:var(--success); }
.result-metrics [data-result-savings].negative { color:var(--warning); }
.result-card > .result-again { grid-column:2 / 4; grid-row:3; }

/* Rich merge sequence cards */
.merge-sequence-summary { display:flex; align-items:center; justify-content:space-between; gap:10px; margin-top:7px; padding-top:7px; border-top:1px solid var(--line); color:var(--muted); font-size:.52rem; }
.merge-sequence-summary b { color:var(--text-soft); font-size:.52rem; font-variant-numeric:tabular-nums; }
.merge-selected-row.merge-clip-card { grid-template-columns:auto 72px minmax(0,1fr) auto!important; min-height:58px; padding:7px 0; cursor:grab; }
.merge-clip-card.is-dragging { opacity:.45; }
.merge-clip-card.drag-target { background:var(--primary-soft); box-shadow:inset 3px 0 0 var(--primary); }
.merge-clip-thumb { width:72px; height:44px; display:grid!important; place-items:center; overflow:hidden; border:1px solid var(--line); border-radius:8px; background:#1a1715; color:#fff; }
.merge-clip-thumb img { width:100%; height:100%; object-fit:cover; }
.merge-clip-thumb span { color:#fff!important; font-size:.72rem!important; }
.merge-clip-copy { min-width:0; display:grid; gap:3px!important; }
.merge-clip-copy strong { font-size:.58rem; }
.merge-clip-copy span { font-size:.48rem!important; }

@media (max-width:700px) {
  .media-editor { padding:9px; }
  .media-editor-head { align-items:flex-start; }
  .editor-source-meta { max-width:46%; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
  .media-preview-stage { min-height:120px; }
  .media-preview-stage video { max-height:260px; }
  .audio-waveform { height:62px; }
  .timeline-actions > span { width:100%; margin-left:0; }
  .merge-selected-row.merge-clip-card { grid-template-columns:auto 58px minmax(0,1fr) auto!important; gap:6px; }
  .merge-clip-thumb { width:58px; height:38px; }
}
@media (max-width:520px) {
  .media-editor-head { display:grid; gap:3px; }
  .editor-source-meta { max-width:100%; }
  .editor-mini-btn { flex:1 1 calc(50% - 4px); }
  .result-card > .result-icon { grid-column:1; grid-row:1; }
  .result-card > .result-copy { grid-column:2; grid-row:1; }
  .result-card > .result-download { grid-column:1 / -1; grid-row:3; }
  .result-metrics { grid-column:1 / -1; grid-row:2; grid-template-columns:repeat(3,minmax(0,1fr)); }
  .result-card > .result-again { grid-column:1 / -1; grid-row:4; }
  .result-metrics > div { padding:6px; }
  .result-metrics b { font-size:.55rem; }
  .merge-selected-row.merge-clip-card { grid-template-columns:auto 52px minmax(0,1fr) auto!important; }
  .merge-clip-thumb { width:52px; height:34px; }
  .merge-order-badge { width:25px; height:25px; }
}
@media (max-width:380px) {
  .result-metrics { grid-template-columns:1fr; }
  .merge-clip-thumb { display:none!important; }
  .merge-selected-row.merge-clip-card { grid-template-columns:auto minmax(0,1fr) auto!important; }
}


/* Stage 10: editor-grade interaction polish */
.editor-head-actions{display:flex;align-items:center;justify-content:flex-end;gap:6px;min-width:0}
.editor-icon-btn{appearance:none;min-height:28px;padding:4px 8px;border:1px solid var(--line);border-radius:8px;background:var(--surface-solid);color:var(--text-soft);font-size:.5rem;font-weight:800;cursor:pointer;transition:.16s ease}
.editor-icon-btn:hover:not(:disabled){border-color:color-mix(in srgb,var(--primary) 38%,var(--line));background:var(--primary-soft);color:var(--primary)}
.editor-icon-btn:disabled{opacity:.38;cursor:not-allowed}
.media-preview-stage video{transition:transform .18s ease}
.media-preview-stage.transform-preview-active{min-height:350px}
.preview-effect-badge{position:absolute;z-index:8;right:8px;top:8px;padding:5px 8px;border:1px solid rgba(255,255,255,.24);border-radius:999px;background:rgba(19,14,11,.74);backdrop-filter:blur(7px);color:#fff;font-size:.48rem;font-weight:800;pointer-events:none}
.crop-zoom-control{display:grid;grid-template-columns:auto minmax(100px,1fr) auto;align-items:center;gap:9px;margin-top:8px;padding:7px 9px;border:1px solid var(--line);border-radius:10px;background:var(--surface-solid);color:var(--muted);font-size:.5rem;font-weight:750}
.crop-zoom-control input{width:100%;accent-color:var(--primary)}
.crop-zoom-control b{min-width:34px;text-align:right;color:var(--primary);font-variant-numeric:tabular-nums}
.video-thumbnail-strip{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:3px;margin-bottom:7px;overflow:hidden;border-radius:8px;background:#171311}
.timeline-thumb{position:relative;appearance:none;display:block;min-width:0;height:54px;padding:0;border:0;background:#171311;overflow:hidden;cursor:pointer}
.timeline-thumb img{width:100%;height:100%;object-fit:cover;display:block;opacity:.88;transition:opacity .16s ease,transform .16s ease}
.timeline-thumb:hover img{opacity:1;transform:scale(1.035)}
.timeline-thumb span{position:absolute;left:3px;bottom:3px;padding:2px 4px;border-radius:4px;background:rgba(0,0,0,.68);color:#fff;font-size:.4rem;font-weight:750;font-variant-numeric:tabular-nums}
.timeline-thumb-loading{grid-column:1/-1;display:grid;place-items:center;min-height:54px;color:#ddd;font-size:.48rem;font-weight:700}
.editor-mini-btn.primary-mini{border-color:color-mix(in srgb,var(--primary) 25%,var(--line));background:var(--primary-soft);color:var(--primary)}
.editor-loop-toggle{display:flex;align-items:center;gap:5px;min-height:28px;padding:4px 8px;border:1px solid var(--line);border-radius:8px;color:var(--text-soft);background:var(--surface-solid);font-size:.5rem;font-weight:750;cursor:pointer}
.editor-loop-toggle input{accent-color:var(--primary)}
.output-presets{margin:10px 0;padding:9px 10px;border:1px solid var(--line);border-radius:12px;background:linear-gradient(135deg,var(--surface-solid),color-mix(in srgb,var(--primary-soft) 36%,var(--surface-solid)))}
.output-presets-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:7px}
.output-presets-head>div{display:grid;gap:2px}
.output-presets-head strong{color:var(--text-soft);font-size:.59rem}
.output-presets-head>span{color:var(--muted);font-size:.46rem;font-weight:700}
.output-preset-list{display:flex;gap:6px;overflow-x:auto;scrollbar-width:thin;padding-bottom:1px}
.output-preset-btn{appearance:none;flex:1 0 auto;min-width:116px;display:grid;gap:2px;text-align:left;padding:7px 9px;border:1px solid var(--line);border-radius:9px;background:var(--surface-solid);color:var(--text-soft);cursor:pointer;transition:.16s ease}
.output-preset-btn strong{font-size:.52rem}.output-preset-btn small{color:var(--muted);font-size:.43rem}
.output-preset-btn:hover,.output-preset-btn.active{border-color:color-mix(in srgb,var(--primary) 40%,var(--line));box-shadow:0 0 0 2px color-mix(in srgb,var(--primary) 8%,transparent);background:var(--primary-soft);color:var(--primary)}
.result-metrics{grid-template-columns:repeat(4,minmax(0,1fr))}
.result-size-bars{grid-column:1/-1!important;display:grid!important;grid-template-columns:1fr!important;gap:5px!important;padding:8px 9px!important}
.result-size-bars>span{position:relative;display:grid;grid-template-columns:52px 1fr;align-items:center;gap:7px;min-height:9px}
.result-size-bars i{color:var(--muted);font-size:.42rem;font-style:normal;font-weight:700}
.result-size-bars>span:after{content:"";grid-column:2;grid-row:1;height:6px;border-radius:99px;background:var(--line)}
.result-size-bars b{position:relative;z-index:2;grid-column:2;grid-row:1;display:block;height:6px;min-width:3%;border-radius:99px;background:var(--muted-2);transition:width .35s ease}
.result-size-bars>span:last-child b{background:linear-gradient(90deg,var(--success),color-mix(in srgb,var(--success) 55%,var(--primary)))}
.target-accuracy b{color:var(--primary)!important}
.merge-clip-thumb{appearance:none;padding:0;cursor:pointer;position:relative}
.merge-clip-thumb:after{content:"▶";position:absolute;inset:auto 4px 4px auto;width:18px;height:18px;display:grid;place-items:center;border-radius:50%;background:rgba(0,0,0,.68);color:#fff;font-size:.42rem}
.merge-preview-player{margin:8px 0;padding:8px;border:1px solid var(--line);border-radius:11px;background:#171311}
.merge-preview-player>div{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:6px;color:#fff}
.merge-preview-player strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.55rem}
.merge-preview-player .text-btn{color:#ffe4d2}
.merge-preview-player video{display:block;width:100%;max-height:250px;border-radius:8px;background:#000}
@media(max-width:700px){
  .media-preview-stage.transform-preview-active{min-height:290px}
  .video-thumbnail-strip{grid-template-columns:repeat(5,minmax(0,1fr))}
  .timeline-thumb{height:48px}.video-thumbnail-strip .timeline-thumb:nth-of-type(n+6){display:none}
  .output-preset-list{margin-right:-4px}.output-preset-btn{min-width:108px}
  .result-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:520px){
  .editor-head-actions{justify-content:flex-start;flex-wrap:wrap}.editor-source-meta{width:100%;order:2}
  .crop-zoom-control{grid-template-columns:72px 1fr 32px}
  .timeline-actions .editor-loop-toggle{flex:0 0 auto}.timeline-actions .primary-mini{flex:1 1 100%}
  .output-presets{padding:8px}.output-presets-head{align-items:flex-start;display:grid;gap:3px}.output-presets-head>span{display:none}
  .result-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .merge-preview-player video{max-height:210px}
}
@media(max-width:380px){.result-metrics{grid-template-columns:1fr}.timeline-thumb{height:42px}}
.media-editor-head > .editor-head-actions{display:flex;align-items:center;justify-content:flex-end;gap:6px;min-width:0}
@media(max-width:520px){.media-editor-head > .editor-head-actions{justify-content:flex-start;flex-wrap:wrap}}

/* Stage 12: VideoHop toolbox rebrand */
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.home-upload-tool{min-width:0}
.home-upload-tool .converter-panel{width:100%}
.category-feature-grid .feature-card{height:100%}
.tool-search-wrap{display:flex;align-items:end;justify-content:space-between;gap:16px;margin:0 auto 18px;max-width:980px;padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:var(--surface-solid);box-shadow:var(--shadow-soft)}
.tool-search-wrap label{display:grid;gap:6px;flex:1;min-width:0;color:var(--text-soft);font-size:.58rem;font-weight:800}
.tool-search-wrap input{width:100%;min-height:42px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--text);font:inherit;font-size:.72rem;outline:none}
.tool-search-wrap input:focus{border-color:color-mix(in srgb,var(--primary) 52%,var(--line));box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 10%,transparent)}
.tool-search-wrap p{margin:0;color:var(--muted);font-size:.55rem;white-space:nowrap}
.tool-search-wrap p b{color:var(--primary);font-size:.7rem}
.tool-empty-state{margin:18px auto 0;max-width:760px;padding:18px;border:1px dashed var(--line);border-radius:14px;text-align:center;color:var(--muted);background:var(--surface-solid)}
.tool-directory-card[hidden]{display:none!important}
@media(max-width:700px){
  .hero-actions{display:grid;grid-template-columns:1fr 1fr}.hero-actions a{text-align:center}
  .tool-search-wrap{align-items:stretch;display:grid}.tool-search-wrap p{white-space:normal}
}
@media(max-width:480px){.hero-actions{grid-template-columns:1fr}}

/* Stage 13 focused tools */
.special-tool-panel .special-status{margin:14px 0 0;color:var(--muted);font-size:.92rem;text-align:center}
.special-controls-grid{margin-top:18px}
.dual-upload-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:18px}
.compact-dropzone{min-height:180px;padding:22px 16px}
.compact-dropzone strong{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.inspector-results{margin-top:18px;border:1px solid var(--line);border-radius:18px;padding:18px;background:var(--card)}
.inspector-result-head{display:flex;align-items:end;justify-content:space-between;gap:12px;margin-bottom:14px}
.inspector-result-head strong{font-size:1rem;overflow-wrap:anywhere}
.inspector-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.inspector-grid>div{display:flex;flex-direction:column;gap:4px;padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--soft)}
.inspector-grid span{font-size:.75rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.inspector-grid b{font-size:.94rem;overflow-wrap:anywhere}
@media(max-width:720px){.dual-upload-grid,.inspector-grid{grid-template-columns:1fr}.compact-dropzone{min-height:150px}}

/* Stage 14: creator/optimization tools + smarter directory */
.tool-filter-row{display:flex;flex-wrap:wrap;justify-content:center;gap:7px;margin:-5px auto 18px;max-width:980px}
.tool-filter-row button{appearance:none;border:1px solid var(--line);border-radius:999px;background:var(--surface-solid);color:var(--text-soft);padding:7px 11px;font:inherit;font-size:.56rem;font-weight:800;cursor:pointer;transition:.16s ease}
.tool-filter-row button:hover{border-color:color-mix(in srgb,var(--primary) 30%,var(--line));color:var(--text)}
.tool-filter-row button.active{border-color:color-mix(in srgb,var(--primary) 48%,var(--line));background:var(--primary-soft);color:var(--primary)}
.result-next-tools{width:100%;margin-top:4px;padding:11px 12px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.result-next-tools>small{display:block;margin-bottom:7px;color:var(--muted-2);font-size:.49rem;font-weight:850;text-transform:uppercase;letter-spacing:.08em}
.result-next-tools>div{display:flex;flex-wrap:wrap;gap:6px}
.result-next-tools a{padding:6px 8px;border:1px solid var(--line);border-radius:8px;background:var(--surface-solid);color:var(--primary);font-size:.52rem;font-weight:800;text-decoration:none}
.result-next-tools>span{display:block;margin-top:7px;color:var(--muted);font-size:.48rem;line-height:1.45}

/* Fixed-MP4 Stage 14 video tools do not need a format selector. */
[data-tool-mode="video-fps"] .output-format-field,
[data-tool-mode="video-bitrate"] .output-format-field,
[data-tool-mode="blur"] .output-format-field,
[data-tool-mode="pixelate"] .output-format-field,
[data-tool-mode="strip-metadata"] .output-format-field,
[data-tool-mode="remove-subtitles"] .output-format-field{display:none!important}

/* Keep new focused video tools from exposing unrelated hidden-state controls. */
[data-tool-mode="video-fps"] [data-resolution-field],
[data-tool-mode="video-fps"] [data-bitrate-field],
[data-tool-mode="video-fps"] [data-sample-rate-field],
[data-tool-mode="video-fps"] [data-remove-audio-field],
[data-tool-mode="video-fps"] [data-trim-start-field],
[data-tool-mode="video-fps"] [data-trim-end-field],
[data-tool-mode="video-bitrate"] [data-resolution-field],
[data-tool-mode="video-bitrate"] [data-bitrate-field],
[data-tool-mode="video-bitrate"] [data-sample-rate-field],
[data-tool-mode="video-bitrate"] [data-remove-audio-field],
[data-tool-mode="video-bitrate"] [data-trim-start-field],
[data-tool-mode="video-bitrate"] [data-trim-end-field],
[data-tool-mode="blur"] [data-resolution-field],
[data-tool-mode="blur"] [data-bitrate-field],
[data-tool-mode="blur"] [data-sample-rate-field],
[data-tool-mode="blur"] [data-remove-audio-field],
[data-tool-mode="blur"] [data-trim-start-field],
[data-tool-mode="blur"] [data-trim-end-field],
[data-tool-mode="pixelate"] [data-resolution-field],
[data-tool-mode="pixelate"] [data-bitrate-field],
[data-tool-mode="pixelate"] [data-sample-rate-field],
[data-tool-mode="pixelate"] [data-remove-audio-field],
[data-tool-mode="pixelate"] [data-trim-start-field],
[data-tool-mode="pixelate"] [data-trim-end-field],
[data-tool-mode="strip-metadata"] [data-resolution-field],
[data-tool-mode="strip-metadata"] [data-bitrate-field],
[data-tool-mode="strip-metadata"] [data-sample-rate-field],
[data-tool-mode="strip-metadata"] [data-remove-audio-field],
[data-tool-mode="strip-metadata"] [data-trim-start-field],
[data-tool-mode="strip-metadata"] [data-trim-end-field],
[data-tool-mode="remove-subtitles"] [data-resolution-field],
[data-tool-mode="remove-subtitles"] [data-bitrate-field],
[data-tool-mode="remove-subtitles"] [data-sample-rate-field],
[data-tool-mode="remove-subtitles"] [data-remove-audio-field],
[data-tool-mode="remove-subtitles"] [data-trim-start-field],
[data-tool-mode="remove-subtitles"] [data-trim-end-field]{display:none!important}

/* Audio Stage 14 tools keep only output settings that can actually affect them. */
[data-tool-mode="audio-normalize"] [data-resolution-field],
[data-tool-mode="audio-normalize"] [data-remove-audio-field],
[data-tool-mode="audio-normalize"] [data-trim-start-field],
[data-tool-mode="audio-normalize"] [data-trim-end-field],
[data-tool-mode="audio-reverse"] [data-resolution-field],
[data-tool-mode="audio-reverse"] [data-remove-audio-field],
[data-tool-mode="audio-reverse"] [data-trim-start-field],
[data-tool-mode="audio-reverse"] [data-trim-end-field],
[data-tool-mode="audio-loop"] [data-resolution-field],
[data-tool-mode="audio-loop"] [data-remove-audio-field],
[data-tool-mode="audio-loop"] [data-trim-start-field],
[data-tool-mode="audio-loop"] [data-trim-end-field],
[data-tool-mode="audio-sample-rate"] [data-resolution-field],
[data-tool-mode="audio-sample-rate"] [data-bitrate-field],
[data-tool-mode="audio-sample-rate"] [data-remove-audio-field],
[data-tool-mode="audio-sample-rate"] [data-trim-start-field],
[data-tool-mode="audio-sample-rate"] [data-trim-end-field],
[data-tool-mode="audio-bitrate"] [data-resolution-field],
[data-tool-mode="audio-bitrate"] [data-sample-rate-field],
[data-tool-mode="audio-bitrate"] [data-remove-audio-field],
[data-tool-mode="audio-bitrate"] [data-trim-start-field],
[data-tool-mode="audio-bitrate"] [data-trim-end-field],
[data-tool-mode="audio-mono"] [data-resolution-field],
[data-tool-mode="audio-mono"] [data-remove-audio-field],
[data-tool-mode="audio-mono"] [data-trim-start-field],
[data-tool-mode="audio-mono"] [data-trim-end-field],
[data-tool-mode="audio-silence"] [data-resolution-field],
[data-tool-mode="audio-silence"] [data-remove-audio-field],
[data-tool-mode="audio-silence"] [data-trim-start-field],
[data-tool-mode="audio-silence"] [data-trim-end-field]{display:none!important}

@media(max-width:650px){.tool-filter-row{justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap;padding-bottom:3px}.tool-filter-row button{flex:0 0 auto}.result-next-tools>div{display:grid}.result-next-tools a{text-align:center}}
.inspector-grid>div.inspector-focus{border-color:color-mix(in srgb,var(--primary) 42%,var(--line));background:var(--primary-soft)}
.inspector-grid>div.inspector-focus b{color:var(--primary)}

/* Stage 15: batch and productivity tools */
.frame-productivity-panel .frame-option{margin-top:18px}
.frame-options-grid{margin-top:18px}
.frame-job-card{margin-top:18px}
.batch-inspector-results{margin-top:20px;padding:18px;border:1px solid var(--border);border-radius:18px;background:var(--surface)}
.batch-inspector-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:14px}
.batch-inspector-card{min-width:0;padding:16px;border:1px solid var(--border);border-radius:16px;background:var(--surface-soft)}
.batch-inspector-card h3{margin:0 0 12px;font-size:1rem;overflow-wrap:anywhere}
.batch-inspector-card>div{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:8px 0;border-top:1px solid var(--border)}
.batch-inspector-card>div span{font-size:.78rem;color:var(--muted)}
.batch-inspector-card>div b{font-size:.8rem;text-align:right;overflow-wrap:anywhere}
@media (max-width:900px){.batch-inspector-grid{grid-template-columns:1fr}.frame-options-grid{grid-template-columns:1fr}}

/* Stage 16: UX, performance, mobile and accessibility polish */
.network-banner{
  position:sticky;top:0;z-index:1200;padding:9px 16px;text-align:center;
  color:#fff;background:#8f2d16;font-size:.72rem;font-weight:760;letter-spacing:.005em;
  box-shadow:0 3px 12px rgba(0,0,0,.12)
}
.upload-preflight{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px;margin:0 0 12px}
.upload-preflight span{display:grid;gap:2px;min-width:0;padding:8px 9px;border:1px solid var(--line);border-radius:10px;background:var(--surface-soft);color:var(--muted);font-size:.49rem;line-height:1.35;text-align:center}
.upload-preflight b{color:var(--text-soft);font-size:.58rem}
.result-primary-actions{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:8px;width:100%}
.result-primary-actions>a,.result-primary-actions>button{width:100%;min-height:42px;justify-content:center;text-align:center}
.result-expiry{width:100%;padding:7px 9px;border-radius:9px;background:var(--surface-soft);color:var(--muted);font-size:.5rem;text-align:center}
.result-expiry.expired{color:var(--danger);background:color-mix(in srgb,var(--danger) 7%,var(--surface-soft))}
.tool-search-control{position:relative;display:flex;align-items:center}
.tool-search-control input{padding-right:62px}
.tool-search-control button{position:absolute;right:5px;min-height:32px;padding:5px 8px;border:0;border-radius:7px;background:var(--surface-soft);color:var(--primary);font:inherit;font-size:.5rem;font-weight:800;cursor:pointer}
.tool-search-wrap kbd{display:inline-grid;place-items:center;min-width:20px;height:19px;margin-left:4px;padding:0 5px;border:1px solid var(--line-strong);border-bottom-width:2px;border-radius:5px;background:var(--surface-soft);color:var(--muted);font:inherit;font-size:.48rem}
:is(a,button,input,select,textarea,[tabindex]):focus-visible{outline:3px solid color-mix(in srgb,var(--primary) 22%,transparent);outline-offset:2px}
.is-offline .live-dot{background:var(--danger);box-shadow:none}
@media(max-width:760px){
  body.mobile-nav-open{overflow:hidden}
  .upload-preflight{grid-template-columns:repeat(2,minmax(0,1fr))}
  .result-primary-actions{grid-template-columns:1fr}
  .universal-convert-btn{position:sticky;bottom:8px;z-index:14;box-shadow:0 10px 28px rgba(67,36,19,.18)}
  .converter-assurance{padding-bottom:3px}
}
@media(max-width:480px){
  .container,.narrow{width:min(calc(100% - 24px),var(--max))}
  .upload-preflight span{padding:7px 6px}
  .universal-panel{padding:12px!important}
  .tool-search-wrap{padding:12px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}
.is-offline .site-header{top:36px}
@media(max-width:520px){.is-offline .site-header{top:44px}}

/* Stage 17: scalable tool taxonomy navigation */
.scale-category-links{display:flex;gap:.55rem;overflow-x:auto;padding:.15rem 0 .85rem;scrollbar-width:thin}.scale-category-links a{flex:0 0 auto;display:inline-flex;align-items:center;gap:.4rem;padding:.55rem .75rem;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--text);font-size:.86rem;font-weight:700;text-decoration:none}.scale-category-links a:hover{border-color:var(--accent);color:var(--accent)}.scale-category-links span{font-size:.72rem;padding:.1rem .38rem;border-radius:999px;background:var(--soft);color:var(--muted)}.scale-category-grid{align-items:stretch}.scale-category-card{min-height:100%}@media(max-width:700px){.scale-category-links{margin-inline:-.25rem;padding-inline:.25rem}.scale-category-links a{font-size:.8rem}}

/* Branding Phase 1B: VideoHop identity + homepage discovery */
.brand > span:last-child {
    font-size: 1.04rem;
    font-weight: 850;
    letter-spacing: -.04em;
}

.brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 11px;
}

.brand-icon svg {
    width: 16px;
}

.home-tool-finder-section {
    padding: 22px 0;
    border-bottom: 1px solid var(--line);
    background: var(--surface-solid);
}

.home-tool-finder {
    display: grid;
    grid-template-columns: minmax(220px,.72fr) minmax(420px,1.28fr);
    align-items: center;
    gap: clamp(24px,4vw,54px);
    padding: 22px 24px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background:
        radial-gradient(circle at 8% 0%, rgba(255,122,26,.08), transparent 34%),
        var(--surface-solid);
    box-shadow: var(--shadow-soft);
}

.home-tool-finder-copy h2 {
    margin: 5px 0 7px;
    color: var(--text);
    font-size: clamp(1.25rem,2vw,1.7rem);
    letter-spacing: -.035em;
}

.home-tool-finder-copy p {
    margin: 0;
    max-width: 440px;
    color: var(--muted);
    font-size: .82rem;
    line-height: 1.55;
}

.home-tool-search {
    min-width: 0;
}

.home-tool-search-box {
    display: grid;
    grid-template-columns: auto minmax(0,1fr) auto;
    align-items: center;
    gap: 9px;
    padding: 6px;
    border: 1px solid var(--line-strong);
    border-radius: 13px;
    background: var(--surface-raised);
    box-shadow: var(--shadow-xs);
}

.home-tool-search-box:focus-within {
    border-color: color-mix(in srgb,var(--primary) 50%,var(--line));
    box-shadow: 0 0 0 3px color-mix(in srgb,var(--primary) 10%,transparent);
}

.home-tool-search-box svg {
    width: 18px;
    height: 18px;
    margin-left: 7px;
    fill: none;
    stroke: var(--primary);
    stroke-width: 1.8;
    stroke-linecap: round;
}

.home-tool-search-box input {
    min-width: 0;
    min-height: 42px;
    padding: 0 4px;
    border: 0;
    outline: 0;
    color: var(--text);
    background: transparent;
    font-size: .8rem;
}

.home-tool-search-box input::placeholder {
    color: var(--muted-2);
}

.home-tool-search-box button {
    min-height: 40px;
    padding: 0 14px;
    border: 0;
    border-radius: 9px;
    color: #fff;
    background: var(--primary);
    cursor: pointer;
    font-size: .7rem;
    font-weight: 820;
}

.home-tool-search-box button:hover {
    background: var(--primary-strong);
}

.home-popular-searches {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    margin-top: 9px;
    color: var(--muted-2);
    font-size: .61rem;
}

.home-popular-searches a {
    padding: 4px 7px;
    border-radius: 7px;
    color: var(--text-soft);
    background: var(--surface-soft);
    font-weight: 700;
}

.home-popular-searches a:hover {
    color: var(--primary);
    background: var(--primary-soft);
}

@media (max-width: 820px) {
    .home-tool-finder {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

@media (max-width: 520px) {
    .home-tool-finder-section {
        padding: 14px 0;
    }

    .home-tool-finder {
        padding: 17px;
    }

    .home-tool-search-box {
        grid-template-columns: auto minmax(0,1fr);
    }

    .home-tool-search-box button {
        grid-column: 1 / -1;
        width: 100%;
    }

    .home-popular-searches span {
        width: 100%;
    }

    .brand > span:last-child {
        font-size: .98rem;
    }

    .brand-icon {
        width: 34px;
        height: 34px;
    }
}

/* Accessible visually-hidden text */
.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}