:root {
    --bg: #0b1220;
    --panel: #111827;
    --border: #1f2937;
    --text: #e5e7eb;
    --muted: #94a3b8;
    --accent: #38bdf8;
    --accent-strong: #0ea5e9;
    --success: #34d399;
    --error: #f87171;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    background: linear-gradient(180deg, #070d18 0%, var(--bg) 100%);
    color: var(--text);
    min-height: 100vh;
}

.page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.25rem 3rem;
}

.header { margin-bottom: 2rem; }

.eyebrow {
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.lead {
    color: var(--muted);
    max-width: 720px;
    line-height: 1.6;
}

.route-note a {
    color: var(--accent);
}

.banner {
    margin: 1rem 0;
    padding: 0.85rem 1rem;
    border-radius: 10px;
    line-height: 1.5;
}

.banner-warn {
    background: rgba(251, 191, 36, 0.12);
    border: 1px solid rgba(251, 191, 36, 0.35);
    color: #fde68a;
}

.banner-warn a {
    color: #fef3c7;
    font-weight: 600;
}

.layout {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 1.25rem;
}

@media (max-width: 900px) {
    .layout { grid-template-columns: 1fr; }
}

.panel {
    background: rgba(17, 24, 39, 0.92);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.25rem;
}

.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.btn {
    border: none;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-weight: 600;
    cursor: pointer;
}

.btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: #04111d;
}

.video-wrap {
    position: relative;
    aspect-ratio: 16 / 9;
    background: #020617;
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
}

#avatar-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: #000;
}

.video-placeholder {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 1rem;
    text-align: center;
    color: var(--muted);
    margin: 0;
}

.session-meta {
    margin-top: 0.75rem;
    color: var(--muted);
    font-size: 0.9rem;
    word-break: break-all;
}

.ask-form {
    display: grid;
    gap: 0.75rem;
}

textarea,
input {
    width: 100%;
    background: #0f172a;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.85rem;
    font: inherit;
}

.suggestions { margin-top: 1rem; }

.suggestions-label {
    color: var(--muted);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.suggestion-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.chip {
    background: #0f172a;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.45rem 0.8rem;
    cursor: pointer;
    font-size: 0.85rem;
}

.chip:hover { border-color: var(--accent); }

.status-box {
    margin-top: 1rem;
    padding: 0.85rem 1rem;
    border-radius: 10px;
    border: 1px solid var(--border);
}

.status-idle { color: var(--muted); }
.status-working { color: var(--accent); border-color: rgba(56, 189, 248, 0.35); }
.status-done { color: var(--success); border-color: rgba(52, 211, 153, 0.35); }
.status-error { color: var(--error); border-color: rgba(248, 113, 113, 0.35); }

.answer-box {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 10px;
    background: #0f172a;
    border: 1px solid var(--border);
}

.answer-box h3 {
    margin: 0 0 0.5rem;
    font-size: 0.95rem;
    color: var(--accent);
}

.error-box {
    margin-top: 1rem;
    padding: 0.85rem 1rem;
    border-radius: 10px;
    background: rgba(248, 113, 113, 0.08);
    border: 1px solid rgba(248, 113, 113, 0.35);
    color: #fecaca;
}

.hidden { display: none !important; }

.dev-panel {
    margin-top: 1.25rem;
    background: rgba(15, 23, 42, 0.95);
    border: 1px dashed var(--border);
    border-radius: 12px;
    padding: 1rem 1.25rem;
}

.dev-panel h3 {
    margin: 0 0 0.75rem;
    font-size: 0.95rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.dev-grid {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 0.35rem 0.75rem;
    margin: 0;
    font-size: 0.85rem;
}

.dev-grid dt {
    color: var(--muted);
}

.dev-grid dd {
    margin: 0;
    word-break: break-all;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}