/* Shared styles for static pages: landing page and legal pages */
:root {
    --bg: #f5f6f9;
    --bg-glow-a: rgba(69, 104, 238, 0.10);
    --bg-glow-b: rgba(236, 132, 64, 0.08);
    --text: #161a26;
    --text-2: #4b5366;
    --text-3: #8790a2;
    --accent: #4568ee;
    --accent-h: #3450cc;
    --accent-dim: rgba(69, 104, 238, 0.08);
    --accent-glow: rgba(69, 104, 238, 0.22);
    --sf: #ffffff;
    --sf2: #f0f1f5;
    --bd: rgba(15, 20, 35, 0.07);
    --bd2: rgba(15, 20, 35, 0.12);
    --sh: 0 1px 2px rgba(15, 20, 35, 0.04), 0 1px 1px rgba(15, 20, 35, 0.03);
    --sh2: 0 10px 30px rgba(15, 20, 35, 0.08), 0 2px 6px rgba(15, 20, 35, 0.04);
    --tog-bg: #cdd1da;
    --tog-knob: #4568ee;
}

body.dark {
    --bg: #0e1015;
    --bg-glow-a: rgba(110, 142, 247, 0.10);
    --bg-glow-b: rgba(236, 132, 64, 0.05);
    --text: #dfe3ea;
    --text-2: #9099a8;
    --text-3: #5d6676;
    --accent: #6e8ef7;
    --accent-h: #8aa4ff;
    --accent-dim: rgba(110, 142, 247, 0.12);
    --accent-glow: rgba(110, 142, 247, 0.28);
    --sf: #161920;
    --sf2: #1b1f28;
    --bd: rgba(255, 255, 255, 0.06);
    --bd2: rgba(255, 255, 255, 0.11);
    --sh: 0 1px 2px rgba(0, 0, 0, 0.25);
    --sh2: 0 12px 32px rgba(0, 0, 0, 0.35);
    --tog-bg: #1e222c;
    --tog-knob: #6e8ef7;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    min-height: 100vh;
    min-height: 100dvh;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    font-size: 14px;
    line-height: 1.55;
    font-weight: 400;
    color: var(--text);
    background:
        radial-gradient(900px 480px at 12% -10%, var(--bg-glow-a), transparent 70%),
        radial-gradient(700px 420px at 100% 0%, var(--bg-glow-b), transparent 70%),
        var(--bg);
    background-attachment: fixed;
    transition: background-color .3s, color .3s;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

/* ===== Floating pill controls ===== */
.controls-pill {
    position: fixed;
    top: 12px;
    right: 12px;
    z-index: 20;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 6px 4px 4px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--sf) 82%, transparent);
    border: 1px solid var(--bd);
    box-shadow: var(--sh2);
    backdrop-filter: blur(14px) saturate(1.3);
    -webkit-backdrop-filter: blur(14px) saturate(1.3);
}

.lang-pill {
    display: flex;
    gap: 2px;
    padding: 2px;
    border-radius: 999px;
    background: var(--sf2);
}

.lang-opt {
    padding: 3px 9px;
    border: none;
    border-radius: 999px;
    background: transparent;
    color: var(--text-3);
    font: inherit;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.03em;
    line-height: 1.4;
    cursor: pointer;
    transition: color .15s, background .2s;
}

.lang-opt:hover { color: var(--text-2); }

.lang-opt.active {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 1px 4px var(--accent-glow);
}

.theme-toggle {
    position: relative;
    width: 40px;
    height: 22px;
    padding: 0;
    border: none;
    border-radius: 11px;
    background: var(--tog-bg);
    cursor: pointer;
    flex-shrink: 0;
    transition: background .25s;
}

.toggle-knob {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--tog-knob);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
    transform: translateX(18px);
    transition: transform .3s cubic-bezier(.4, 0, .2, 1);
}

body.dark .toggle-knob { transform: translateX(0); }

.toggle-knob svg {
    width: 10px;
    height: 10px;
    fill: none;
    stroke: #fff;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ===== Layout ===== */
.page {
    width: min(960px, 100%);
    margin: 0 auto;
    padding: 72px 20px 32px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
}

.eyebrow::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 0 3px var(--accent-dim);
}

h1, h2, h3 { margin: 0; font-weight: 600; color: var(--text); }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border-radius: 7px;
    border: 1px solid transparent;
    background: var(--accent);
    color: #fff;
    font: inherit;
    font-size: 12px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: background .15s, box-shadow .15s, transform .15s;
}

.btn:hover { background: var(--accent-h); box-shadow: 0 4px 14px var(--accent-glow); }

.btn-ghost {
    background: transparent;
    color: var(--text-2);
    border-color: var(--bd2);
}

.btn-ghost:hover { background: var(--accent-dim); color: var(--accent); box-shadow: none; }

.footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-top: 40px;
    padding-top: 16px;
    border-top: 1px solid var(--bd);
    font-size: 12px;
    color: var(--text-3);
}

.footer nav { display: flex; flex-wrap: wrap; gap: 14px; }

.credits { display: flex; flex-direction: column; gap: 2px; }

.footer a { text-decoration: none; }

.footer a:hover { color: var(--accent); }

/* ===== Legal pages ===== */
.back-link {
    display: inline-flex;
    margin-bottom: 18px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-3);
    text-decoration: none;
}

.back-link:hover { color: var(--accent); }

.doc {
    padding: 22px 24px;
    border-radius: 8px;
    background: var(--sf);
    border: 1px solid var(--bd);
    box-shadow: var(--sh);
}

.doc h1 { font-size: 26px; letter-spacing: -0.03em; margin: 8px 0 4px; }

.doc .updated { margin: 0 0 18px; font-size: 12px; color: var(--text-3); }

.doc h2 { font-size: 14px; letter-spacing: -0.01em; margin: 20px 0 6px; }

.doc p, .doc li { color: var(--text-2); margin: 0 0 8px; }

.doc ul { padding-left: 18px; margin: 0 0 8px; }

@media (max-width: 560px) {
    .page { padding: 64px 16px 24px; }
    .doc { padding: 18px 16px; }
    .doc h1 { font-size: 22px; }
    .controls-pill { top: 10px; right: 10px; }
}

@media (prefers-reduced-motion: reduce) {
    * { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}