:root {
    --bg-color: #0f0c29;
    --bg-gradient: linear-gradient(135deg, #24243e 0%, #302b63 48%, #0f0c29 100%);
    --glass-bg: rgba(255, 255, 255, 0.09);
    --glass-strong: rgba(255, 255, 255, 0.13);
    --glass-border: rgba(255, 255, 255, 0.18);
    --text-color: #ffffff;
    --muted-color: rgba(255, 255, 255, 0.66);
    --primary-color: #00d2ff;
    --secondary-color: #3a7bd5;
    --accent-color: #ff2b87;
    --success-color: #42e8a8;
    --danger-color: #ff6b7a;
    --panel-radius: 18px;
}

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

html {
    color-scheme: dark;
}

body {
    min-width: 0;
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--bg-gradient);
    background-attachment: fixed;
    color: var(--text-color);
    font-family: "Segoe UI", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
    overflow-x: hidden;
}

button,
input {
    font: inherit;
}

a {
    color: inherit;
    text-decoration: none;
}

.glass-panel {
    min-width: 0;
    padding: 1.5rem;
    border: 1px solid var(--glass-border);
    border-radius: var(--panel-radius);
    background: var(--glass-bg);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.landing-container {
    display: grid;
    width: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    place-items: center;
    padding: 24px;
    animation: fadeIn 0.7s ease-out;
}

.landing-panel {
    width: min(100%, 440px);
    padding: clamp(1.5rem, 5vw, 2.25rem);
    text-align: center;
}

.title {
    margin-bottom: 0.75rem;
    background: linear-gradient(105deg, var(--primary-color), #6b8cff, var(--accent-color));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    font-size: clamp(2.35rem, 9vw, 3.25rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.05;
}

.landing-subtitle {
    margin-bottom: 2rem;
    color: var(--muted-color);
    line-height: 1.6;
}

.landing-actions {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 0.7rem;
}

.landing-actions .btn {
    width: 100%;
}

.input-group {
    width: 100%;
    margin-bottom: 1.2rem;
    text-align: left;
}

.field-label {
    display: inline-block;
    margin: 0 0 0.45rem 0.35rem;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.86rem;
    font-weight: 650;
}

input[type="text"],
input[type="url"] {
    width: 100%;
    min-width: 0;
    padding: 12px 16px;
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    outline: none;
    background: rgba(0, 0, 0, 0.26);
    color: #fff;
    font-size: 0.96rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

input::placeholder {
    color: rgba(255, 255, 255, 0.38);
}

input[type="text"]:focus,
input[type="url"]:focus {
    border-color: var(--primary-color);
    background: rgba(0, 0, 0, 0.34);
    box-shadow: 0 0 0 3px rgba(0, 210, 255, 0.14);
}

.input-inline {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 0.55rem;
}

.input-inline input {
    flex: 1 1 auto;
}

.input-inline .btn {
    flex: 0 0 auto;
    white-space: nowrap;
}

.btn {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    padding: 11px 24px;
    border: 0;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    box-shadow: 0 8px 22px rgba(0, 180, 255, 0.16);
    color: #fff;
    cursor: pointer;
    font-weight: 750;
    line-height: 1.2;
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 10px 28px rgba(0, 198, 255, 0.28);
}

.btn:focus-visible,
.toolbar-link:focus-visible,
input:focus-visible {
    outline: 3px solid rgba(255, 255, 255, 0.88);
    outline-offset: 2px;
}

.btn:disabled {
    cursor: wait;
    opacity: 0.58;
}

.btn.is-disabled {
    pointer-events: none;
    opacity: 0.58;
}

.btn-secondary {
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.09);
    box-shadow: none;
}

.btn-call {
    background: linear-gradient(135deg, #7959e8, #b34cff);
    box-shadow: 0 8px 22px rgba(155, 74, 255, 0.2);
}

.btn-danger {
    background: linear-gradient(135deg, #c73d58, #ff6677);
    box-shadow: 0 8px 22px rgba(255, 80, 105, 0.18);
}

.btn-compact {
    min-height: 38px;
    padding: 8px 12px;
    border-radius: 11px;
    font-size: 0.82rem;
    white-space: nowrap;
}

.btn-small {
    min-height: 40px;
    padding: 9px 16px;
    border-radius: 12px;
    font-size: 0.86rem;
}

.btn-icon {
    width: 44px;
    min-width: 44px;
    padding: 0;
}

.btn-block {
    width: 100%;
}

.form-error {
    min-height: 1.25rem;
    margin: -0.45rem 0 0.75rem;
    color: #ff9ba6;
    font-size: 0.82rem;
    text-align: left;
}

.privacy-tip {
    margin-top: 1rem;
    color: rgba(255, 255, 255, 0.43);
    font-size: 0.75rem;
    line-height: 1.5;
}

.compliance-consent {
    display: flex;
    align-items: flex-start;
    margin: 0.1rem 0 1rem;
    padding: 0.75rem 0.85rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.16);
    color: rgba(255, 255, 255, 0.68);
    cursor: pointer;
    font-size: 0.78rem;
    line-height: 1.55;
    text-align: left;
    gap: 0.6rem;
}

.deployment-warning {
    margin: 0 0 1rem;
    padding: 0.75rem 0.85rem;
    border: 1px solid rgba(255, 214, 107, 0.32);
    border-radius: 12px;
    background: rgba(255, 214, 107, 0.1);
    color: #ffe6a6;
    font-size: 0.78rem;
    line-height: 1.6;
    text-align: left;
}

.compliance-consent input {
    width: 17px;
    height: 17px;
    margin-top: 0.12rem;
    accent-color: var(--primary-color);
    flex: 0 0 auto;
}

.compliance-consent a,
.legal-links a,
.legal-card a {
    color: #72dcff;
    text-decoration: underline;
    text-decoration-color: rgba(114, 220, 255, 0.36);
    text-underline-offset: 3px;
}

.legal-links {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.8rem;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.76rem;
    gap: 1rem;
}

.site-records {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.75rem;
    color: rgba(255, 255, 255, 0.48);
    font-size: 0.74rem;
    line-height: 1.5;
}

.site-records a {
    text-decoration: underline;
    text-decoration-color: rgba(255, 255, 255, 0.2);
    text-underline-offset: 3px;
}

.site-records a:hover {
    color: #72dcff;
}

.legal-page {
    overflow-y: auto;
}

.legal-shell {
    width: min(calc(100% - 32px), 860px);
    margin: 0 auto;
    padding: clamp(24px, 6vw, 64px) 0;
}

.legal-back {
    display: inline-block;
    margin: 0 0 1rem 0.35rem;
    color: rgba(255, 255, 255, 0.7);
}

.legal-card {
    padding: clamp(1.4rem, 5vw, 3.4rem);
}

.legal-card h1 {
    margin: 0.25rem 0 0.35rem;
    font-size: clamp(2rem, 6vw, 3.2rem);
    letter-spacing: -0.035em;
}

.legal-card section {
    margin-top: 2rem;
}

.legal-card h2 {
    margin-bottom: 0.55rem;
    color: #dff8ff;
    font-size: 1.1rem;
}

.legal-card p,
.legal-card li {
    color: rgba(255, 255, 255, 0.74);
    line-height: 1.85;
}

.legal-card ul {
    padding-left: 1.3rem;
}

.legal-kicker {
    color: var(--primary-color) !important;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.16em;
}

.legal-meta {
    color: rgba(255, 255, 255, 0.43) !important;
    font-size: 0.8rem;
}

.legal-alert {
    padding: 1rem;
    border: 1px solid rgba(255, 107, 122, 0.35);
    border-radius: 12px;
    background: rgba(255, 107, 122, 0.11);
    color: #ffd9de;
    line-height: 1.7;
}

.legal-alert code {
    padding: 0.12rem 0.35rem;
    border-radius: 5px;
    background: rgba(0, 0, 0, 0.28);
}

.room-container {
    display: grid;
    grid-template-columns: minmax(0, 3fr) minmax(300px, 1fr);
    grid-template-rows: auto minmax(0, 1fr);
    width: min(96%, 1600px);
    min-height: calc(100vh - 32px);
    min-height: calc(100dvh - 32px);
    margin: 16px auto;
    gap: 1rem;
}

.room-toolbar {
    position: relative;
    z-index: 3;
    display: grid;
    grid-column: 1 / -1;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    padding: 0.8rem 1rem;
    gap: 1rem;
}

.toolbar-link {
    padding: 8px 10px;
    border-radius: 10px;
    color: var(--muted-color);
    font-size: 0.86rem;
    transition: background 0.2s ease, color 0.2s ease;
}

.toolbar-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.room-summary {
    min-width: 0;
    color: var(--muted-color);
    font-size: 0.82rem;
}

.room-summary strong {
    display: inline-block;
    max-width: min(40vw, 520px);
    margin-left: 0.45rem;
    overflow: hidden;
    color: #fff;
    font-size: 0.95rem;
    text-overflow: ellipsis;
    vertical-align: bottom;
    white-space: nowrap;
}

.toolbar-actions,
.connection-status,
.online-status {
    display: flex;
    align-items: center;
}

.toolbar-actions {
    gap: 0.8rem;
}

.connection-status,
.online-status {
    gap: 0.38rem;
    color: var(--muted-color);
    font-size: 0.8rem;
    white-space: nowrap;
}

.presence-menu {
    position: relative;
}

.online-status {
    padding: 6px 8px;
    border-radius: 9px;
    cursor: pointer;
    list-style: none;
    transition: background 0.2s ease, color 0.2s ease;
}

.online-status:hover,
.presence-menu[open] .online-status {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.online-status::-webkit-details-marker {
    display: none;
}

.member-chevron {
    transition: transform 0.2s ease;
}

.presence-menu[open] .member-chevron {
    transform: rotate(180deg);
}

.member-popover {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: min(250px, 75vw);
    padding: 0.75rem;
    border: 1px solid var(--glass-border);
    border-radius: 13px;
    background: rgba(23, 19, 49, 0.97);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.38);
}

.member-popover-title {
    margin-bottom: 0.55rem;
    color: var(--muted-color);
    font-size: 0.72rem;
    font-weight: 700;
}

.member-list {
    display: flex;
    max-height: 220px;
    flex-direction: column;
    overflow-y: auto;
    gap: 0.35rem;
    list-style: none;
}

.member-item {
    display: flex;
    min-width: 0;
    align-items: center;
    padding: 0.48rem 0.55rem;
    border-radius: 9px;
    background: rgba(255, 255, 255, 0.055);
    font-size: 0.8rem;
    gap: 0.5rem;
}

.member-avatar {
    display: grid;
    width: 25px;
    height: 25px;
    flex: 0 0 auto;
    place-items: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    font-size: 0.72rem;
    font-weight: 800;
}

.member-name {
    min-width: 0;
    flex: 1 1 auto;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.member-you {
    padding: 2px 6px;
    border-radius: 999px;
    background: rgba(66, 232, 168, 0.14);
    color: var(--success-color);
    font-size: 0.62rem;
}

.member-call-state {
    padding: 2px 6px;
    border-radius: 999px;
    background: rgba(179, 76, 255, 0.14);
    color: #dba9ff;
    font-size: 0.62rem;
    white-space: nowrap;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ffc857;
    box-shadow: 0 0 10px currentColor;
}

.connection-status.is-online .status-dot {
    background: var(--success-color);
}

.connection-status.is-offline .status-dot {
    background: var(--danger-color);
}

.video-section {
    display: flex;
    min-width: 0;
    flex-direction: column;
    gap: 1rem;
}

.video-panel {
    padding: 0.85rem;
}

.video-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding-top: 56.25%;
    border-radius: 14px;
    background: #050509;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.36);
}

video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background: #050509;
    object-fit: contain;
}

video.video-cover {
    object-fit: cover;
}

.official-page-stage {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: clamp(1rem, 4vw, 2.6rem);
    background:
        radial-gradient(circle at 50% 28%, rgba(107, 127, 255, 0.24), transparent 34%),
        linear-gradient(145deg, #090a18, #050509);
    color: var(--muted-color);
    text-align: center;
}

.official-page-stage strong {
    margin-top: 0.8rem;
    color: #fff;
    font-size: clamp(1.05rem, 2.4vw, 1.55rem);
}

.official-page-stage p {
    max-width: 540px;
    margin-top: 0.55rem;
    line-height: 1.65;
}

.source-mode-badge,
.safe-mode-mark {
    padding: 0.25rem 0.55rem;
    border: 1px solid rgba(66, 232, 168, 0.28);
    border-radius: 999px;
    background: rgba(66, 232, 168, 0.1);
    color: var(--success-color);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.03em;
}

.official-source-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1rem;
    gap: 0.65rem;
}

.official-playback-state {
    margin-top: 0.85rem;
    color: rgba(255, 255, 255, 0.62);
    font-size: 0.76rem;
}

.companion-manual {
    margin-top: 0.7rem;
    color: rgba(255, 255, 255, 0.58);
    font-size: 0.72rem;
}

.companion-manual summary {
    cursor: pointer;
}

.companion-manual .btn {
    margin-top: 0.65rem;
}

.video-empty-state {
    position: absolute;
    inset: 0;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 0.4rem;
    background:
        radial-gradient(circle at 50% 40%, rgba(72, 87, 170, 0.28), transparent 42%),
        #080812;
    color: var(--muted-color);
    pointer-events: none;
    text-align: center;
}

.video-empty-state strong {
    color: #fff;
    font-size: 1.05rem;
}

.video-empty-state span:last-child {
    padding: 0 16px;
    font-size: 0.82rem;
}

.empty-icon {
    margin-bottom: 0.3rem;
    font-size: 2rem;
}

.controls-section {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
    padding: 1rem;
    gap: 1rem;
}

.audio-mixer {
    display: grid;
    padding-top: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.09);
    gap: 0.75rem;
}

.audio-mixer-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.8rem;
}

.audio-mixer-heading > div {
    display: grid;
    gap: 0.18rem;
}

.audio-mixer-heading strong {
    color: #fff;
    font-size: 0.92rem;
}

.audio-mixer-heading span,
.volume-help {
    color: var(--muted-color);
    font-size: 0.72rem;
    line-height: 1.5;
}

.companion-status {
    flex: 0 0 auto;
    padding: 0.26rem 0.55rem;
    border-radius: 999px;
    background: rgba(255, 200, 87, 0.11);
    color: #ffd572 !important;
    white-space: nowrap;
}

.companion-status.is-connected {
    background: rgba(66, 232, 168, 0.11);
    color: var(--success-color) !important;
}

.volume-controls {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
}

.volume-control {
    display: grid;
    grid-template-columns: auto minmax(90px, 1fr) 48px;
    min-width: 0;
    align-items: center;
    padding: 0.65rem 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 13px;
    background: rgba(0, 0, 0, 0.16);
    gap: 0.65rem;
}

.volume-label {
    color: rgba(255, 255, 255, 0.86);
    font-size: 0.78rem;
    font-weight: 700;
    white-space: nowrap;
}

.volume-control input[type="range"] {
    width: 100%;
    min-width: 0;
    accent-color: var(--primary-color);
}

.volume-control output {
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.72rem;
    text-align: right;
}

.control-card {
    min-width: 0;
}

.control-title {
    margin-bottom: 0.65rem;
    font-size: 1rem;
}

.control-title.primary {
    color: var(--primary-color);
}

.control-title.accent {
    color: var(--accent-color);
}

.source-control-card {
    display: grid;
    gap: 0.65rem;
}

.compliance-banner {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    margin-bottom: 0.15rem;
    padding: 0.7rem 0.8rem;
    border: 1px solid rgba(66, 232, 168, 0.2);
    border-radius: 12px;
    background: rgba(66, 232, 168, 0.08);
    gap: 0.7rem;
}

.compliance-banner strong {
    color: var(--success-color);
    font-size: 0.82rem;
    white-space: nowrap;
}

.compliance-banner span {
    color: rgba(255, 255, 255, 0.66);
    font-size: 0.75rem;
    line-height: 1.5;
}

.compliance-banner a {
    color: #8be9ff;
    font-size: 0.75rem;
    text-decoration: underline;
    text-underline-offset: 3px;
    white-space: nowrap;
}

.room-legal-links {
    justify-content: flex-start;
    margin: 0;
    padding-top: 0.8rem;
    border-top: 1px solid rgba(255, 255, 255, 0.09);
    flex-wrap: wrap;
}

.source-control-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}

.source-control-heading .control-title {
    margin-bottom: 0.2rem;
}

.source-control-heading p,
.source-policy-note,
.companion-help {
    color: var(--muted-color);
    font-size: 0.76rem;
    line-height: 1.55;
}

.source-route-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.6rem;
}

.source-route {
    display: grid;
    min-width: 0;
    padding: 0.75rem 0.85rem;
    border: 1px solid rgba(255, 255, 255, 0.11);
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.14);
    gap: 0.25rem;
}

.source-route strong {
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.78rem;
}

.source-route span {
    color: var(--muted-color);
    font-size: 0.7rem;
    line-height: 1.5;
}

.source-route.is-ready {
    border-color: rgba(66, 232, 168, 0.28);
    background: rgba(66, 232, 168, 0.07);
}

.source-route.is-disabled {
    border-color: rgba(255, 214, 107, 0.18);
}

.companion-help {
    padding-top: 0.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.companion-help summary {
    cursor: pointer;
    color: rgba(255, 255, 255, 0.78);
}

.companion-help p {
    margin-top: 0.45rem;
}

.control-status {
    min-height: 1.15rem;
    margin-top: 0.5rem;
    color: var(--muted-color);
    font-size: 0.76rem;
    line-height: 1.45;
}

.url-diagnostic {
    padding: 0.65rem 0.7rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    background: rgba(7, 7, 22, 0.28);
}

.url-diagnostic.is-pending {
    border-color: rgba(0, 210, 255, 0.24);
}

.url-diagnostic.is-success {
    border-color: rgba(66, 232, 168, 0.28);
}

.url-diagnostic.is-warning {
    border-color: rgba(255, 200, 87, 0.3);
}

.url-diagnostic.is-error {
    border-color: rgba(255, 107, 122, 0.32);
}

.url-diagnostic-heading {
    display: flex;
    align-items: center;
    color: var(--text-color);
    gap: 0.45rem;
}

.url-diagnostic-heading strong {
    min-width: 0;
    font-size: 0.79rem;
    overflow-wrap: anywhere;
}

.url-diagnostic-badge {
    flex: 0 0 auto;
    padding: 2px 6px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.09);
    color: var(--muted-color);
    font-size: 0.66rem;
}

.url-diagnostic.is-success .url-diagnostic-badge {
    background: rgba(66, 232, 168, 0.12);
    color: var(--success-color);
}

.url-diagnostic.is-error .url-diagnostic-badge {
    background: rgba(255, 107, 122, 0.13);
    color: #ff9aa6;
}

.url-diagnostic p {
    margin-top: 0.38rem;
}

.url-diagnostic-action {
    color: rgba(255, 255, 255, 0.82);
}

.url-diagnostic details {
    margin-top: 0.45rem;
}

.url-diagnostic summary {
    cursor: pointer;
    color: var(--primary-color);
}

.url-diagnostic ul {
    margin: 0.38rem 0 0 1rem;
}

.url-diagnostic li + li {
    margin-top: 0.28rem;
}

.video-quality-control {
    position: absolute;
    z-index: 4;
    top: 12px;
    right: 12px;
    display: flex;
    min-width: 0;
    align-items: center;
    padding: 0.32rem 0.42rem 0.32rem 0.62rem;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 999px;
    background: rgba(10, 9, 25, 0.78);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.72rem;
    gap: 0.28rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.quality-control-label {
    margin-right: 0.05rem;
    color: rgba(255, 255, 255, 0.54);
}

.video-quality-control select {
    width: auto;
    min-width: 66px;
    min-height: 27px;
    padding: 0.2rem 1.25rem 0.2rem 0.42rem;
    border: 0;
    border-radius: 999px;
    background-color: rgba(255, 255, 255, 0.09);
    color: var(--text-color);
    font: inherit;
    font-weight: 700;
    outline: none;
}

.video-quality-control select:focus-visible {
    box-shadow: 0 0 0 2px rgba(107, 127, 255, 0.5);
}

.video-quality-control select:disabled {
    cursor: wait;
    opacity: 0.65;
}

.quality-badge {
    max-width: 100px;
    overflow: hidden;
    padding-left: 0.42rem;
    border-left: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.52);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.upload-progress {
    width: 100%;
    height: 6px;
    margin-top: 0.5rem;
    overflow: hidden;
    border: 0;
    border-radius: 999px;
    accent-color: var(--primary-color);
}

.control-options {
    display: flex;
    min-width: 0;
    align-items: center;
    justify-content: space-between;
    margin-top: 0.65rem;
    gap: 0.7rem;
}

.collaboration-tip {
    display: flex;
    grid-column: 1 / -1;
    align-items: center;
    justify-content: space-between;
    color: var(--muted-color);
    font-size: 0.74rem;
    gap: 1rem;
    line-height: 1.5;
}

.strict-sync-option {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    gap: 0.4rem;
}

.strict-sync-option input {
    accent-color: var(--success-color);
}

.health-badges {
    display: flex;
    min-width: 0;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.sync-health {
    flex: 0 0 auto;
    padding: 3px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.07);
    color: rgba(255, 255, 255, 0.72);
    white-space: nowrap;
}

.sync-health.is-good {
    background: rgba(66, 232, 168, 0.11);
    color: var(--success-color);
}

.sync-health.is-warning {
    background: rgba(255, 200, 87, 0.11);
    color: #ffd572;
}

.sync-health.is-bad {
    background: rgba(255, 107, 122, 0.12);
    color: #ff9aa6;
}

.call-dock {
    position: fixed;
    z-index: 30;
    bottom: 18px;
    left: 50%;
    display: flex;
    width: min(720px, calc(100% - 32px));
    min-width: 0;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0.85rem;
    border: 1px solid rgba(157, 109, 255, 0.45);
    border-radius: 18px;
    background: rgba(21, 17, 48, 0.96);
    box-shadow: 0 20px 55px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    transform: translateX(-50%);
    gap: 1rem;
}

.call-identity,
.call-stats,
.call-actions {
    display: flex;
    align-items: center;
}

.call-identity {
    min-width: 0;
    gap: 0.65rem;
}

.call-identity > div {
    display: flex;
    min-width: 0;
    flex-direction: column;
}

.call-identity strong {
    font-size: 0.88rem;
}

.call-identity span:last-child,
.call-stats {
    color: var(--muted-color);
    font-size: 0.72rem;
}

.call-pulse {
    width: 11px;
    height: 11px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: var(--success-color);
    box-shadow: 0 0 0 0 rgba(66, 232, 168, 0.55);
    animation: callPulse 1.8s infinite;
}

.call-stats {
    gap: 0.75rem;
}

.call-actions {
    gap: 0.45rem;
}

@keyframes callPulse {
    70% {
        box-shadow: 0 0 0 8px rgba(66, 232, 168, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(66, 232, 168, 0);
    }
}

.checkbox-row {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--muted-color);
    font-size: 0.78rem;
}

.checkbox-row input,
.checkbox-row label {
    cursor: pointer;
}

.chat-section {
    display: flex;
    min-width: 0;
    min-height: 0;
    max-height: calc(100dvh - 112px);
    flex-direction: column;
}

.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid var(--glass-border);
    color: var(--primary-color);
    font-size: 0.95rem;
    font-weight: 750;
}

.chat-room-id {
    max-width: 55%;
    overflow: hidden;
    color: var(--muted-color);
    font-size: 0.72rem;
    font-weight: 500;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chat-messages {
    display: flex;
    min-height: 180px;
    flex: 1 1 auto;
    flex-direction: column;
    overflow-y: auto;
    margin-bottom: 1rem;
    padding-right: 4px;
}

.message {
    max-width: 88%;
    margin-bottom: 0.65rem;
    padding: 0.68rem 0.78rem;
    border-radius: 12px 12px 12px 3px;
    background: rgba(255, 255, 255, 0.07);
    overflow-wrap: anywhere;
    font-size: 0.86rem;
    line-height: 1.5;
    animation: messageIn 0.2s ease-out;
}

.message.me {
    align-self: flex-end;
    border-radius: 12px 12px 3px 12px;
    background: rgba(0, 210, 255, 0.14);
}

.message.system {
    max-width: 100%;
    align-self: center;
    padding: 0.3rem;
    background: transparent;
    color: #ffd66b;
    font-size: 0.77rem;
    font-style: italic;
    text-align: center;
}

.message.system.is-action {
    color: rgba(255, 255, 255, 0.48);
    font-size: 0.71rem;
}

.message .username {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.18rem;
    color: var(--primary-color);
    font-size: 0.77rem;
    font-weight: 750;
    gap: 0.5rem;
}

.message .message-time {
    color: rgba(255, 255, 255, 0.36);
    font-size: 0.64rem;
    font-weight: 500;
}

.chat-input-area {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 0.5rem;
}

.chat-input-area input {
    min-width: 0;
    flex: 1 1 auto;
}

.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    margin: -1px;
    padding: 0;
    border: 0;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
}

.error-panel {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.error-panel p {
    color: var(--muted-color);
    line-height: 1.6;
}

.error-icon {
    font-size: 2.4rem;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes messageIn {
    from {
        opacity: 0;
        transform: translateY(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

::-webkit-scrollbar {
    width: 7px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.08);
}

::-webkit-scrollbar-thumb {
    border-radius: 8px;
    background: var(--glass-border);
}

@media (max-width: 960px) {
    .room-container {
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: auto;
        min-height: auto;
    }

    .room-toolbar {
        grid-column: 1;
    }

    .chat-section {
        height: min(520px, 70dvh);
        max-height: none;
    }
}

@media (max-width: 680px) {
    .landing-container {
        padding: 16px;
    }

    .source-route-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .input-inline {
        align-items: stretch;
    }

    .landing-panel .input-inline {
        flex-direction: column;
    }

    .source-control-card .input-inline {
        flex-direction: column;
    }

    .source-control-card .input-inline .btn {
        width: 100%;
    }

    .landing-actions {
        grid-template-columns: minmax(0, 1fr);
    }

    .room-container {
        width: calc(100% - 20px);
        margin: 10px auto;
        gap: 0.75rem;
    }

    .glass-panel {
        border-radius: 15px;
    }

    .room-toolbar {
        grid-template-columns: auto minmax(0, 1fr);
        padding: 0.7rem;
    }

    .toolbar-actions {
        grid-column: 1 / -1;
        justify-content: space-between;
        padding-top: 0.5rem;
        border-top: 1px solid var(--glass-border);
    }

    .presence-menu {
        position: static;
    }

    .member-popover {
        top: calc(100% - 2px);
        right: 0.7rem;
        left: 0.7rem;
        width: auto;
    }

    .room-summary {
        text-align: right;
    }

    .room-summary strong {
        max-width: 55vw;
    }

    .toolbar-actions .btn {
        min-height: 36px;
    }

    .video-panel {
        padding: 0.5rem;
    }

    .video-wrapper {
        border-radius: 11px;
    }

    .video-quality-control {
        top: 8px;
        right: 8px;
        padding-left: 0.38rem;
    }

    .quality-control-label {
        display: none;
    }

    .quality-badge {
        max-width: 78px;
    }

    .controls-section {
        grid-template-columns: minmax(0, 1fr);
        padding: 0.85rem;
    }

    .control-card + .control-card {
        padding-top: 0.85rem;
        border-top: 1px solid var(--glass-border);
    }

    .official-source-actions,
    .source-control-heading {
        align-items: stretch;
        flex-direction: column;
    }

    .compliance-banner {
        grid-template-columns: minmax(0, 1fr) auto;
    }

    .compliance-banner span {
        grid-column: 1 / -1;
        grid-row: 2;
    }

    .official-source-actions .btn {
        width: 100%;
    }

    .collaboration-tip {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.55rem;
    }

    .audio-mixer-heading {
        align-items: stretch;
        flex-direction: column;
    }

    .companion-status {
        width: fit-content;
    }

    .volume-controls {
        grid-template-columns: minmax(0, 1fr);
    }

    .health-badges {
        width: 100%;
        justify-content: flex-start;
    }

    .call-dock {
        position: static;
        grid-column: 1;
        width: 100%;
        transform: none;
    }

    .chat-section {
        height: 62dvh;
        min-height: 420px;
        padding: 1rem;
    }
}

@media (max-width: 420px) {
    .toolbar-actions {
        flex-wrap: wrap;
        gap: 0.55rem;
    }

    .toolbar-actions .btn {
        flex: 1 1 100%;
    }

    .control-options {
        align-items: flex-start;
        flex-direction: column;
    }

    .chat-input-area .btn {
        padding-inline: 13px;
    }

    .call-dock {
        bottom: 10px;
        width: calc(100% - 20px);
        align-items: stretch;
        flex-wrap: wrap;
        gap: 0.65rem;
    }

    .call-identity {
        flex: 1 1 auto;
    }

    .call-stats {
        align-items: flex-end;
        flex-direction: column;
        gap: 0.1rem;
    }

    .call-actions {
        width: 100%;
    }

    .call-actions .btn {
        flex: 1 1 50%;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}