:root {
    --bg: #f4efe6;
    --panel: rgba(255, 252, 247, 0.88);
    --line: rgba(56, 47, 36, 0.12);
    --text: #2f261d;
    --muted: #6d6154;
    --accent: #bf5a2b;
    --accent-dark: #8e3f1a;
    --ink: #1f1711;
    --success: #2b7a4b;
    --danger: #b33a3a;
    --shadow: 0 24px 60px rgba(74, 49, 20, 0.12);
}

* { box-sizing: border-box; }
body {
    margin: 0;
    min-height: 100vh;
    font-family: Georgia, "Times New Roman", serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(191, 90, 43, 0.15), transparent 30%),
        radial-gradient(circle at right, rgba(43, 122, 75, 0.14), transparent 24%),
        linear-gradient(180deg, #f8f3eb 0%, var(--bg) 100%);
}

.bg-orb {
    position: fixed;
    border-radius: 999px;
    filter: blur(40px);
    opacity: 0.45;
    pointer-events: none;
}

.orb-a { width: 260px; height: 260px; background: rgba(191, 90, 43, 0.18); top: 40px; left: -80px; }
.orb-b { width: 240px; height: 240px; background: rgba(43, 122, 75, 0.18); bottom: 20px; right: -70px; }

.topbar, .page-shell { position: relative; z-index: 1; }
.topbar {
    padding: 28px 40px 8px;
    display: flex;
    justify-content: space-between;
    gap: 24px;
    align-items: flex-start;
}

.topbar h1, h2, h3 { margin: 0; color: var(--ink); }
.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-size: 0.72rem;
    color: var(--accent-dark);
    margin-bottom: 8px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.nav a, .card-link, .attachment-link {
    color: var(--accent-dark);
    text-decoration: none;
}

.page-shell {
    padding: 20px 40px 48px;
}

.grid {
    display: grid;
    gap: 18px;
}

.grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 18px;
}

.panel, .auth-card, .hero-panel, .presence-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.panel, .auth-card, .presence-card {
    padding: 24px;
}

.hero-panel {
    padding: 30px;
    display: flex;
    justify-content: space-between;
    gap: 24px;
}

.presence-card {
    min-width: 240px;
    display: grid;
    gap: 10px;
    align-content: start;
}

.presence-title {
    font-weight: bold;
}

.list-card, .notice-card, .message-card {
    display: block;
    padding: 14px 16px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: rgba(255,255,255,0.55);
    margin-top: 12px;
}

.list-card span, .notice-card span, .muted {
    color: var(--muted);
}

.stack-form {
    display: grid;
    gap: 14px;
}

label {
    display: grid;
    gap: 6px;
    font-weight: bold;
}

input, textarea, select, button {
    font: inherit;
}

input, textarea, select {
    width: 100%;
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: rgba(255,255,255,0.72);
}

button {
    border: none;
    border-radius: 999px;
    padding: 12px 20px;
    background: var(--accent);
    color: white;
    cursor: pointer;
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
}

.ghost-btn {
    background: transparent;
    color: var(--accent-dark);
    border: 1px solid var(--line);
}

.check-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.check-row input {
    width: auto;
}

.auth-card {
    max-width: 560px;
    margin: 64px auto;
}

.demo-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.demo-grid div {
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 12px;
    display: grid;
    gap: 4px;
}

.meeting-layout, .chat-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 18px;
}

.stack-col {
    display: grid;
    gap: 18px;
}

.video-shell {
    margin-top: 18px;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--line);
    background: #141414;
    min-height: 480px;
}

.video-shell iframe {
    width: 100%;
    min-height: 480px;
    border: 0;
}

.livekit-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 14px;
}

.livekit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 14px;
    padding: 14px;
    min-height: 480px;
    align-content: start;
}

.participant-tile {
    position: relative;
    border-radius: 18px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255,255,255,0.12);
    min-height: 180px;
}

.participant-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: rgba(255,255,255,0.76);
    padding: 20px;
}

.participant-label {
    position: absolute;
    left: 10px;
    bottom: 10px;
    z-index: 2;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(20, 20, 20, 0.65);
    color: white;
    font-size: 0.86rem;
}

.participant-media {
    width: 100%;
    height: 100%;
    min-height: 180px;
    object-fit: cover;
    display: block;
    background: #0d0d0d;
}

.livekit-audio-output {
    display: none;
}

.status-row, .message-head, .section-head, .inline-form {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
}

.inline-form { margin-top: 16px; }

.badge {
    display: inline-flex;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.84rem;
    text-transform: capitalize;
    background: rgba(109, 97, 84, 0.12);
}

.badge-accepted { background: rgba(43, 122, 75, 0.15); color: var(--success); }
.badge-declined { background: rgba(179, 58, 58, 0.12); color: var(--danger); }
.badge-pending { background: rgba(191, 90, 43, 0.12); color: var(--accent-dark); }

.chat-stream {
    max-height: 480px;
    overflow-y: auto;
    padding-right: 8px;
    scroll-behavior: smooth;
}

.message-head span {
    color: var(--muted);
    font-size: 0.88rem;
}

.message-card-own {
    border-color: rgba(191, 90, 43, 0.24);
    background: rgba(191, 90, 43, 0.08);
}

.attachment-link {
    display: inline-block;
    margin-top: 10px;
    font-weight: bold;
}

.connection-status {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    border: 1px solid var(--line);
    color: var(--muted);
    font-size: 0.84rem;
    min-width: 86px;
    padding: 6px 10px;
}

.connection-status-live {
    color: var(--success);
    background: rgba(43, 122, 75, 0.12);
}

.connection-status-offline {
    color: var(--danger);
    background: rgba(179, 58, 58, 0.1);
}

.chat-compose {
    margin-top: 16px;
}

.compose-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
}

.compose-row .muted {
    font-size: 0.88rem;
}

.empty-state {
    padding: 14px 0;
}

.error {
    color: var(--danger);
}

.narrow {
    max-width: 560px;
}

@media (max-width: 960px) {
    .topbar,
    .hero-panel,
    .grid.two,
    .meeting-layout,
    .chat-layout {
        grid-template-columns: 1fr;
        display: grid;
    }

    .page-shell, .topbar {
        padding-left: 18px;
        padding-right: 18px;
    }

    .demo-grid {
        grid-template-columns: 1fr;
    }

    .compose-row {
        align-items: stretch;
        flex-direction: column;
    }
}