:root,
[data-bs-theme="dark"] {
    color-scheme: dark;
    --bg: #27313D;
    --panel: #27313D;
    --panel-strong: #27313D;
    --line: rgba(137, 169, 186, .34);
    --text: #F1F0F1;
    --muted: #89A9BA;
    --accent: #6F6DAC;
    --danger: #D03135;
    --bs-body-bg: #27313D;
    --bs-body-color: #F1F0F1;
    --bs-primary: #6F6DAC;
    --bs-primary-rgb: 111, 109, 172;
    --bs-danger: #D03135;
    --bs-danger-rgb: 208, 49, 53;
    --bs-secondary-color: #89A9BA;
    --bs-secondary-bg: #737F88;
    --bs-tertiary-bg: #27313D;
    --bs-border-color: rgba(137, 169, 186, .34);
    --bs-link-color: #89A9BA;
    --bs-link-hover-color: #F1F0F1;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, sans-serif;
    background: radial-gradient(circle at 15% 0, rgba(111, 109, 172, .42) 0, transparent 34%), var(--bg);
    color: var(--text);
}

button, input, select { font: inherit; }
button { cursor: pointer; border: 1px solid var(--line); background: var(--panel-strong); color: var(--text); border-radius: 10px; padding: .72rem 1rem; }
button:hover { border-color: #89A9BA; }
button:disabled { opacity: .5; cursor: wait; }
.primary { background: linear-gradient(135deg, #6F6DAC, #89A9BA); border: 0; font-weight: 700; }
.danger { background: rgba(208, 49, 53, .2); color: #F1F0F1; border-color: #D03135; }
.off { opacity: .58; }
.active { border-color: #89A9BA; color: #F1F0F1; }

.btn-primary {
    --bs-btn-bg: #6F6DAC;
    --bs-btn-border-color: #6F6DAC;
    --bs-btn-hover-bg: #737F88;
    --bs-btn-hover-border-color: #89A9BA;
    --bs-btn-active-bg: #27313D;
    --bs-btn-active-border-color: #89A9BA;
    --bs-btn-disabled-bg: #6F6DAC;
    --bs-btn-disabled-border-color: #6F6DAC;
}

.btn-outline-primary {
    --bs-btn-color: #F1F0F1;
    --bs-btn-border-color: #6F6DAC;
    --bs-btn-hover-bg: #6F6DAC;
    --bs-btn-hover-border-color: #6F6DAC;
}

.btn-outline-danger {
    --bs-btn-color: #F1F0F1;
    --bs-btn-border-color: #D03135;
    --bs-btn-hover-bg: #D03135;
    --bs-btn-hover-border-color: #D03135;
}

.form-control,
.form-select {
    background-color: rgba(39, 49, 61, .9);
    border-color: var(--line);
    color: var(--text);
}

.form-control:focus,
.form-select:focus {
    background-color: #27313D;
    border-color: #6F6DAC;
    color: #F1F0F1;
    box-shadow: 0 0 0 .25rem rgba(111, 109, 172, .25);
}

.form-control::placeholder { color: #89A9BA; opacity: .72; }
.text-secondary { color: #89A9BA !important; }
.text-primary { color: #89A9BA !important; }

iconify-icon { display: inline-block; width: 1em; height: 1em; flex: none; }
.icon-button, .icon-link { display: inline-flex; align-items: center; justify-content: center; gap: .45rem; }
.icon-only { display: grid; place-items: center; padding: .5rem; font-size: 1.3rem; }
.section-icon { color: #89A9BA; font-size: 2.2rem; }
.hero-icon { display: grid; place-items: center; width: 58px; height: 58px; margin-bottom: 1.2rem; border: 1px solid rgba(137, 169, 186, .45); border-radius: 16px; color: #F1F0F1; background: rgba(111, 109, 172, .38); font-size: 2rem; }

.topbar { height: 68px; display: flex; align-items: center; justify-content: space-between; padding: 0 clamp(1rem, 4vw, 4rem); border-bottom: 1px solid var(--line); background: rgba(39, 49, 61, .88); backdrop-filter: blur(16px); }
.brand { color: var(--text); text-decoration: none; font-weight: 900; letter-spacing: .08em; }
.brand span { color: #89A9BA; }
.text-link { color: var(--muted); text-decoration: none; }
.text-link:hover { color: var(--text); }
.navbar { background: rgba(39, 49, 61, .88); backdrop-filter: blur(16px); }

.join-page, .admin-page { width: min(1200px, calc(100% - 2rem)); margin: 0 auto; padding: clamp(2rem, 6vw, 5rem) 0; }
.card { background: linear-gradient(145deg, rgba(115, 127, 136, .3), rgba(39, 49, 61, .98)); border: 1px solid var(--line); border-radius: 18px; padding: 1.4rem; box-shadow: 0 20px 60px rgba(39, 49, 61, .52); }
.card:has(> .card-body) { padding: 0; }
.lobby-card { max-width: 520px; margin: 3vh auto; padding: clamp(1.5rem, 4vw, 3rem); }
.auth-panel { max-width: 520px; margin-top: 8vh; }
.participant-entry { padding: .7rem; border: 1px solid var(--line); border-radius: 12px; background: rgba(39, 49, 61, .82); }

h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); letter-spacing: -.04em; margin-bottom: .7rem; }
h2 { font-size: 1.2rem; }
.eyebrow { color: #89A9BA; font-size: .72rem; font-weight: 800; letter-spacing: .14em; margin-bottom: .6rem; }
.muted { color: var(--muted); line-height: 1.55; }

.form-stack { display: grid; gap: 1rem; margin-top: 1.5rem; }
.form-row { display: flex; gap: .75rem; flex-wrap: wrap; align-items: end; }
label { display: grid; gap: .45rem; color: #F1F0F1; font-size: .86rem; flex: 1; }
input, select { width: 100%; background: rgba(39, 49, 61, .9); border: 1px solid var(--line); color: var(--text); border-radius: 10px; padding: .78rem .9rem; outline: none; }
input:focus, select:focus { border-color: #6F6DAC; box-shadow: 0 0 0 3px rgba(111, 109, 172, .25); }

.status { min-height: 1.3rem; color: #89A9BA; margin: 1rem 0 0; }
.status.error, .error { color: #F1F0F1; background: rgba(208, 49, 53, .16); border-radius: 8px; padding: .25rem .45rem; }
.hidden { display: none !important; }
.meeting-head, .admin-head, .section-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.meeting-head h1 { font-size: 2rem; }
.pill, .badge { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: .35rem .7rem; color: #F1F0F1; font-size: .8rem; }

.video-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); gap: 1rem; min-height: 55vh; }
.participant-tile { position: relative; overflow: hidden; background: #27313D; border: 2px solid rgba(137, 169, 186, .22); border-radius: 16px; min-height: 220px; }
.participant-tile.speaking { border-color: #89A9BA; box-shadow: 0 0 0 3px rgba(137, 169, 186, .18); }
.participant-tile .media { width: 100%; height: 100%; min-height: 220px; display: grid; place-items: center; }
.participant-tile video { width: 100%; height: 100%; position: absolute; inset: 0; object-fit: cover; }
.participant-tile video.hidden-track, .participant-tile video.track-muted { display: none; }
.participant-tile audio { display: none; }
.participant-label { position: absolute; z-index: 2; bottom: .7rem; left: .7rem; right: .7rem; display: flex; justify-content: space-between; background: rgba(39, 49, 61, .86); padding: .45rem .65rem; border: 1px solid rgba(137, 169, 186, .24); border-radius: 8px; font-size: .85rem; }

.meeting-controls { position: sticky; bottom: 1rem; display: flex; justify-content: center; flex-wrap: wrap; gap: .6rem; width: max-content; max-width: 100%; margin: 1.5rem auto 0; padding: .65rem; background: rgba(39, 49, 61, .9); border: 1px solid var(--line); border-radius: 16px; backdrop-filter: blur(12px); }
.control-button { display: grid; place-items: center; gap: .2rem; min-width: 76px; padding: .62rem .7rem; }
.control-button iconify-icon { font-size: 1.35rem; }
.control-button span { font-size: .7rem; }
.control-button.off { background: rgba(208, 49, 53, .2); color: #F1F0F1; border-color: #D03135; }
.status-dot { width: .48rem; height: .48rem; border-radius: 50%; background: #89A9BA; box-shadow: 0 0 0 4px rgba(137, 169, 186, .18); }

.device-panel { position: fixed; z-index: 20; right: clamp(1rem, 4vw, 4rem); bottom: 7rem; width: min(520px, calc(100% - 2rem)); padding: 1.4rem; }
.device-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.device-grid label span { display: flex; align-items: center; gap: .4rem; }
.device-grid output { margin-left: auto; color: #89A9BA; }
.device-grid input[type="range"] { padding: .45rem 0; accent-color: #6F6DAC; }
.mic-meter-row { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 1rem; margin-top: 1.2rem; color: var(--muted); font-size: .82rem; }
.mic-meter { height: 8px; overflow: hidden; border-radius: 999px; background: #27313D; }
.mic-meter span { display: block; width: 2%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #6F6DAC, #89A9BA); transition: width 80ms linear; }

.participant-placeholder { display: grid; place-items: center; color: #737F88; font-size: 5rem; }
.track-indicators { display: flex; align-items: center; gap: .35rem; color: #89A9BA; }
.track-indicators .disabled { color: #737F88; opacity: .58; }
.admin-head { margin-bottom: 2rem; }
.admin-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.admin-grid .wide { grid-column: 1 / -1; }
.list { display: grid; gap: .65rem; }
.list-item { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .85rem; background: rgba(39, 49, 61, .84); border: 1px solid var(--line); border-radius: 11px; }
.list-main { min-width: 0; }
.list-main strong, .list-main small { display: block; }
.list-main small { color: var(--muted); margin-top: .25rem; overflow-wrap: anywhere; }
.actions { display: flex; gap: .4rem; flex-wrap: wrap; justify-content: flex-end; }
.actions button { padding: .45rem .65rem; font-size: .78rem; }
.media-title { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.media-title > iconify-icon { color: var(--accent); font-size: 1.2rem; }
.media-status { display: inline-flex; align-items: center; padding: .2rem .5rem; border: 1px solid var(--line); border-radius: 999px; font-size: .68rem; font-weight: 700; letter-spacing: .04em; }
.media-status.is-success { color: #F1F0F1; background: rgba(115, 127, 136, .35); border-color: #737F88; }
.media-status.is-pending { color: #F1F0F1; background: rgba(111, 109, 172, .28); border-color: #6F6DAC; }
.media-status.is-danger { color: #F1F0F1; background: rgba(208, 49, 53, .18); border-color: #D03135; }
.media-status.is-neutral { color: var(--muted); }
.media-detail { display: flex !important; align-items: flex-start; gap: .35rem; }
.media-detail iconify-icon { color: #89A9BA; flex: 0 0 auto; margin-top: .1rem; }
.media-error { display: flex; align-items: flex-start; gap: .45rem; width: fit-content; max-width: 100%; margin-top: .55rem; padding: .45rem .6rem; color: #F1F0F1; background: rgba(208, 49, 53, .16); border: 1px solid rgba(208, 49, 53, .5); border-radius: 8px; font-size: .8rem; overflow-wrap: anywhere; }
.media-error iconify-icon { color: #D03135; flex: 0 0 auto; font-size: 1rem; }
.empty { color: var(--muted); text-align: center; padding: 1rem; }
.copy-value { user-select: all; color: #89A9BA; }

dialog { width: min(620px, calc(100% - 2rem)); border: 1px solid var(--line); border-radius: 16px; padding: 0; background: var(--panel); color: var(--text); }
dialog::backdrop { background: rgba(39, 49, 61, .76); }
dialog .card { border: 0; box-shadow: none; }

@media (max-width: 760px) {
    .admin-grid { grid-template-columns: 1fr; }
    .admin-grid .wide { grid-column: auto; }
    .admin-head, .section-head { align-items: flex-start; flex-direction: column; }
    .meeting-controls { width: 100%; }
    .meeting-controls button { flex: 1; min-width: 58px; }
    .list-item { align-items: flex-start; flex-direction: column; }
    .actions { justify-content: flex-start; }
    .device-grid { grid-template-columns: 1fr; }
    .device-panel { right: 1rem; bottom: 7.5rem; max-height: 65vh; overflow: auto; }
    .control-button span { display: none; }
}