/* xAI Voice Agent — HF Space landing page, matching the control panel's look:
   near-black, orange accent, mono details, quiet cards. */

:root {
    --bg: #0a0a0b;
    --card: #161618;
    --line: #29292e;
    --text: #ececee;
    --muted: #8b8b93;
    --accent: #f7941d;
    --accent-dim: rgba(247, 148, 29, .14);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

main { max-width: 860px; margin: 0 auto; padding: 48px 20px 32px; }

.hero {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 40px;
    align-items: center;
    padding-bottom: 40px;
}
.hero-media video {
    display: block;
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: var(--card);
}
.hero-media figcaption {
    margin-top: 8px;
    font-size: 11.5px;
    text-align: center;
    color: var(--muted);
    letter-spacing: .04em;
}
.highlights {
    list-style: none;
    display: grid;
    gap: 7px;
    margin-bottom: 18px;
    font-size: 14px;
    color: var(--muted);
}
.highlights li { padding-left: 18px; position: relative; }
.highlights li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .52em;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent-dim);
    border: 1.5px solid var(--accent);
}
@media (max-width: 640px) {
    .hero { grid-template-columns: 1fr; gap: 28px; text-align: center; }
    .hero-media { max-width: 260px; margin: 0 auto; width: 100%; }
    .highlights { justify-items: center; }
    .highlights li { padding-left: 0; }
    .highlights li::before { display: none; }
}
.mark {
    width: 56px;
    height: 56px;
    stroke: var(--accent);
    fill: none;
    stroke-width: 1.6;
    stroke-linecap: round;
    stroke-linejoin: round;
    filter: drop-shadow(0 0 14px rgba(247, 148, 29, .35));
    margin-bottom: 14px;
}
h1 { font-size: 34px; letter-spacing: -.01em; margin-bottom: 10px; }
.tagline { max-width: 560px; margin: 0 0 16px; color: var(--text); font-size: 16px; }
@media (max-width: 640px) { .tagline { margin: 0 auto 16px; } }
.tagline strong { color: var(--accent); }
.disclaimer {
    display: inline-block;
    font-size: 12px;
    color: var(--muted);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 4px 14px;
}

.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 36px;
}
@media (max-width: 720px) { .features { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .features { grid-template-columns: 1fr; } }

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 16px;
}
.card h2 {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--accent);
    margin-bottom: 8px;
}
.card p { font-size: 13.5px; color: var(--muted); }

.setup { margin-bottom: 36px; }
.setup-grid {
    display: grid;
    grid-template-columns: 1fr 240px;
    gap: 16px;
    align-items: start;
}
.panel-shot img {
    display: block;
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--card);
}
.panel-shot figcaption {
    margin-top: 8px;
    font-size: 11.5px;
    text-align: center;
    color: var(--muted);
    letter-spacing: .04em;
}
@media (max-width: 640px) {
    .setup-grid { grid-template-columns: 1fr; }
    .panel-shot { max-width: 260px; margin: 0 auto; width: 100%; }
}
.sec {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--muted);
    margin-bottom: 12px;
}
.setup ol {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 18px 18px 18px 38px;
    display: grid;
    gap: 10px;
    font-size: 14.5px;
}
.setup li::marker { color: var(--accent); font-weight: 700; }
.note { margin-top: 10px; font-size: 12.5px; color: var(--muted); }

.mono {
    font-family: ui-monospace, "SF Mono", Menlo, monospace;
    font-size: .92em;
    color: var(--accent);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

footer {
    text-align: center;
    font-size: 11.5px;
    color: var(--muted);
    letter-spacing: .05em;
    border-top: 1px solid var(--line);
    padding-top: 18px;
}