:root {
    --room-bg: #f8fafc;
    --room-surface: #ffffff;
    --room-surface-soft: #f1f5f9;
    --room-text: #0f172a;
    --room-muted: #475569;
    --room-border: #e2e8f0;
    --room-primary: #0ea5e9;
    --room-primary-dark: #0284c7;
    --room-success: #16a34a;
    --room-danger: #dc2626;
    --room-warning: #f59e0b;
    --room-shadow: 0 18px 48px rgba(15, 23, 42, 0.08);
    --room-shadow-soft: 0 10px 28px rgba(15, 23, 42, 0.06);
    --room-radius-xl: 24px;
    --room-radius-lg: 18px;
    --room-radius-md: 14px;
    --room-radius-sm: 12px;
}

/* =========================================================
   ROOM PAGE RESET / ISOLATION
========================================================= */
.room-page {
    background: var(--room-bg);
    color: var(--room-text);
    padding: 16px 0 24px;
    position: relative;
    z-index: 1;
}

.room-page,
.room-page * {
    box-sizing: border-box;
}

.room-page img {
    display: block;
    max-width: 100%;
}

.room-page a {
    color: inherit;
    text-decoration: none;
}

.room-page button,
.room-page input,
.room-page textarea,
.room-page select {
    font: inherit;
}

.room-page [hidden] {
    display: none !important;
}

.room-page .container {
    width: min(100% - 24px, 1400px);
    margin: 0 auto;
}

.room-page .btn::before,
.room-page .btn::after,
.room-page button::before,
.room-page button::after,
.room-page a.btn::before,
.room-page a.btn::after,
.room-page [data-room-action]::before,
.room-page [data-room-action]::after {
    content: none !important;
    display: none !important;
    background: none !important;
    background-image: none !important;
    mask: none !important;
    -webkit-mask: none !important;
    box-shadow: none !important;
}

/* =========================================================
   CARD / BASE UI
========================================================= */
.room-page .card,
.room-page .room-stage,
.room-page .room-chat,
.room-page .room-people {
    background: var(--room-surface);
    border: 1px solid var(--room-border);
    border-radius: var(--room-radius-xl);
    box-shadow: var(--room-shadow-soft);
}

.room-page .card__body,
.room-page .room-stage,
.room-page .room-chat,
.room-page .room-people {
    padding: 16px;
}

.room-page .chat-empty {
    padding: 14px;
    border: 1px dashed var(--room-border);
    border-radius: 14px;
    background: var(--room-surface-soft);
    color: var(--room-muted);
    text-align: center;
    line-height: 1.55;
}

/* =========================================================
   BUTTONS
========================================================= */
.room-page .btn {
    appearance: none;
    border: 1px solid transparent;
    background: transparent;
    color: var(--room-text);
    min-height: 40px;
    padding: 0 14px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    line-height: 1;
    white-space: nowrap;
    cursor: pointer;
    transition: transform .18s ease, background-color .18s ease, border-color .18s ease, color .18s ease, box-shadow .18s ease;
    position: relative;
    z-index: 2;
    pointer-events: auto;
}

.room-page .btn:hover {
    transform: translateY(-1px);
}

.room-page .btn:disabled {
    opacity: .56;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.room-page .btn--primary {
    color: #fff;
    background: linear-gradient(135deg, var(--room-primary), var(--room-primary-dark));
    border-color: transparent;
    box-shadow: 0 8px 18px rgba(2, 132, 199, 0.16);
}

.room-page .btn--light {
    color: var(--room-text);
    background: #fff;
    border-color: var(--room-border);
}

.room-page .btn.is-active,
.room-page .btn[aria-pressed="true"] {
    border-color: rgba(14, 165, 233, 0.28);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.12);
}

/* =========================================================
   FORM
========================================================= */
.room-page .form-group {
    display: grid;
    gap: 8px;
}

.room-page .form-group label {
    color: var(--room-text);
    font-size: 13px;
    font-weight: 700;
}

.room-page .form-group input,
.room-page .form-group textarea,
.room-page .form-group select {
    width: 100%;
    border: 1px solid var(--room-border);
    background: #fff;
    color: var(--room-text);
    border-radius: 12px;
    padding: 12px 14px;
    outline: none;
    transition: border-color .18s ease, box-shadow .18s ease;
}

.room-page .form-group textarea {
    min-height: 96px;
    resize: vertical;
}

.room-page .form-group input:focus,
.room-page .form-group textarea:focus,
.room-page .form-group select:focus,
.room-page .room-chat__entry-row textarea:focus {
    border-color: var(--room-primary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.12);
}

.room-page .form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

/* =========================================================
   HERO
========================================================= */
.room-page .room-hero {
    position: relative;
    min-height: auto;
    margin-bottom: 14px;
    border-radius: 18px;
    background: #ffffff;
    border: 1px solid var(--room-border);
    box-shadow: var(--room-shadow-soft);
    overflow: hidden;
}

.room-page .room-hero__cover,
.room-page .room-hero__overlay {
    display: none;
}

.room-page .room-hero__content {
    min-height: auto;
    padding: 10px 14px;
    display: block;
}

.room-page .room-hero__top {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px 10px;
}

.room-page .room-hero__intro {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px 10px;
    min-width: 0;
    padding-left: 10px;
    border-left: 4px solid var(--room-primary);
}

.room-page .room-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 24px;
    margin: 0;
    padding: 0 9px;
    border-radius: 999px;
    background: rgba(14, 165, 233, 0.10);
    color: var(--room-primary-dark);
    font-size: 11px;
    font-weight: 700;
}

.room-page .room-hero__title {
    margin: 0;
    color: var(--room-text);
    font-size: 20px;
    line-height: 1.15;
    font-weight: 800;
    white-space: nowrap;
}

.room-page .room-hero__text {
    margin: 0;
    color: var(--room-muted);
    font-size: 12px;
    line-height: 1.35;
    white-space: nowrap;
}

.room-page .room-hero__chips {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    margin: 0;
}

.room-page .room-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 24px;
    padding: 0 9px;
    border-radius: 999px;
    border: 1px solid var(--room-border);
    background: var(--room-surface-soft);
    color: var(--room-text);
    font-size: 11px;
    font-weight: 700;
}

.room-page .room-chip.is-live {
    background: rgba(220, 38, 38, 0.10);
    color: var(--room-danger);
    border-color: rgba(220, 38, 38, 0.16);
}

.room-page .room-chip.is-featured {
    background: rgba(245, 158, 11, 0.12);
    color: #b45309;
    border-color: rgba(245, 158, 11, 0.18);
}

/* =========================================================
   JOIN BLOCK
========================================================= */
.room-page .room-join {
    margin-bottom: 16px;
}

.room-page .room-join__head {
    margin-bottom: 12px;
}

.room-page .room-join__head h2 {
    margin: 0 0 6px;
    font-size: 22px;
    line-height: 1.2;
}

.room-page .room-join__head p {
    margin: 0;
    color: var(--room-muted);
    line-height: 1.55;
}

.room-page .room-join__form {
    display: grid;
    gap: 14px;
}

/* =========================================================
   MAIN LAYOUT
========================================================= */
.room-page .room-layout {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(300px, 360px);
    gap: 18px;
    align-items: start;
}

.room-page .room-main,
.room-page .room-side {
    display: grid;
    gap: 18px;
}

.room-page .room-stage__head,
.room-page .room-chat__head,
.room-page .room-people__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
}

.room-page .room-stage__head h2,
.room-page .room-chat__head h2,
.room-page .room-people__head h2 {
    margin: 0;
    color: var(--room-text);
    font-size: 18px;
    line-height: 1.2;
}

/* =========================================================
   STAGE / CAMERA
========================================================= */
.room-page .room-stage {
    padding-top: 10px;
}

.room-page .room-stage__head {
    margin-bottom: 8px;
}

.room-page .room-stage__head-main {
    width: 100%;
}

.room-page .room-stage__titleline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    padding: 0;
}

.room-page .room-stage__count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 24px;
    padding: 0 9px;
    border-radius: 999px;
    background: rgba(14, 165, 233, 0.08);
    border: 1px solid rgba(14, 165, 233, 0.14);
    color: var(--room-primary-dark);
    font-size: 11px;
    font-weight: 800;
    line-height: 1;
}

.room-page .camera-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 12px;
    margin-top: 0;
}

.room-page .camera-slot {
    min-width: 0;
    overflow: hidden;
    border-radius: 16px;
    border: 1px solid var(--room-border);
    background: #fff;
    transition: border-color .18s ease, box-shadow .18s ease;
}

.room-page .camera-slot.is-filled {
    border-color: rgba(14, 165, 233, 0.22);
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.05);
}

.room-page .camera-slot__inner {
    display: grid;
    grid-template-rows: auto auto;
    min-height: 100%;
}

.room-page .camera-slot__media {
    position: relative;
    width: 100%;
    min-height: 190px;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background:
        radial-gradient(circle at top, rgba(14, 165, 233, 0.16), transparent 44%),
        #0f172a;
}

.room-page .camera-slot__media video,
.room-page .camera-slot__media .livekit-media-el,
.room-page .camera-slot__media [data-livekit-local-video="1"],
.room-page .camera-slot__media [data-livekit-track-kind="video"] {
    display: block;
    width: 100% !important;
    height: 100% !important;
    min-height: 190px;
    object-fit: cover;
    background: #000;
    border: 0;
}

.room-page .camera-slot__media audio {
    display: none !important;
}

.room-page .camera-slot__empty {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px;
    color: rgba(255, 255, 255, 0.92);
    text-align: center;
}

.room-page .camera-slot__empty p {
    margin: 0;
    font-size: 12px;
    line-height: 1.45;
}

.room-page .camera-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--room-primary), var(--room-primary-dark));
    color: #fff;
    font-size: 22px;
    font-weight: 800;
    user-select: none;
    box-shadow: 0 12px 24px rgba(2, 132, 199, 0.22);
}

.room-page .camera-avatar.is-empty {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: none;
}

.room-page .camera-slot__meta {
    display: grid;
    gap: 8px;
    padding: 12px;
}

.room-page .camera-name {
    color: var(--room-text);
    font-size: 14px;
    font-weight: 800;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.room-page .camera-badges,
.room-page .person-flags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.room-page .camera-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    min-height: 28px;
    padding: 0 8px;
    border-radius: 999px;
    border: 1px solid var(--room-border);
    background: var(--room-surface-soft);
    color: var(--room-muted);
    font-size: 13px;
    font-weight: 700;
    line-height: 1;
}

.room-page .camera-badge.is-on {
    background: rgba(22, 163, 74, 0.10);
    color: var(--room-success);
    border-color: rgba(22, 163, 74, 0.22);
}

/* =========================================================
   CHAT
========================================================= */
.room-page .room-chat__messages {
    display: grid;
    gap: 10px;
    min-height: 220px;
    max-height: 440px;
    overflow: auto;
    padding-right: 4px;
    margin-bottom: 10px;
}

.room-page .room-chat__messages::-webkit-scrollbar,
.room-page .room-people__list::-webkit-scrollbar {
    width: 8px;
}

.room-page .room-chat__messages::-webkit-scrollbar-thumb,
.room-page .room-people__list::-webkit-scrollbar-thumb {
    border-radius: 999px;
    background: #cbd5e1;
    border: 2px solid transparent;
    background-clip: content-box;
}

.room-page .chat-item {
    display: grid;
    gap: 6px;
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid var(--room-border);
    background: var(--room-surface-soft);
}

.room-page .chat-item.is-mine {
    border-color: rgba(14, 165, 233, 0.20);
    background: rgba(14, 165, 233, 0.08);
}

.room-page .chat-item__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.room-page .chat-item__head strong {
    color: var(--room-text);
    font-size: 13px;
    font-weight: 800;
}

.room-page .chat-item__head small {
    color: var(--room-muted);
    font-size: 11px;
}

.room-page .chat-item__body {
    color: var(--room-text);
    font-size: 13px;
    line-height: 1.6;
    word-break: break-word;
}

.room-page .room-chat__composer {
    position: relative;
    display: grid;
    gap: 0;
}

.room-page .room-chat__form {
    display: grid;
    gap: 8px;
}

.room-page .room-chat__topbar {
    display: grid;
    gap: 0;
    margin: 0;
    padding: 0;
}

.room-page .room-chat__topbar-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
    padding: 0;
}

.room-page .room-chat__entry {
    display: grid;
    gap: 0;
    margin: 0;
    padding: 0;
}

.room-page .room-chat__entry-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    align-items: stretch;
    margin: 0;
    padding: 0;
}

.room-page .room-chat__entry-row textarea {
    width: 100%;
    min-height: 92px;
    height: 92px;
    resize: none;
    border: 1px solid var(--room-border);
    background: #fff;
    color: var(--room-text);
    border-radius: 12px;
    padding: 12px 14px;
    outline: none;
    margin: 0;
}

.room-page .room-chat__entry-row .btn {
    min-width: 110px;
    height: 92px;
    align-self: stretch;
    margin: 0;
}

/* =========================================================
   POPOVER
========================================================= */
.room-page .room-popover {
    position: absolute;
    left: 0;
    right: 0;
    bottom: calc(100% + 10px);
    z-index: 30;
    display: flex;
    justify-content: flex-start;
}

.room-page .room-popover__card {
    width: min(100%, 420px);
    background: #fff;
    border: 1px solid var(--room-border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.16);
}

.room-page .room-popover__content {
    padding: 14px;
}

.room-page .room-popover__content--emoji {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
}

/* =========================================================
   GIFTS
========================================================= */
.room-page .room-gifts__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px;
}

.room-page .gift-item {
    appearance: none;
    display: grid;
    gap: 5px;
    text-align: left;
    padding: 12px;
    border-radius: 14px;
    border: 1px solid var(--room-border);
    background: #fff;
    color: var(--room-text);
    cursor: pointer;
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.room-page .gift-item:hover {
    transform: translateY(-2px);
    border-color: rgba(14, 165, 233, 0.24);
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.06);
}

.room-page .gift-item__title {
    font-size: 13px;
    font-weight: 800;
    line-height: 1.35;
}

.room-page .gift-item__meta {
    font-size: 12px;
    color: var(--room-muted);
    line-height: 1.35;
}

/* =========================================================
   PEOPLE
========================================================= */
.room-page .room-people__list {
    display: grid;
    gap: 0;
    max-height: 620px;
    overflow: auto;
    padding-right: 4px;
}

.room-page .person-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 2px;
    border: 0;
    border-bottom: 1px solid var(--room-border);
    background: transparent;
    border-radius: 0;
}

.room-page .person-row.has-camera {
    background: transparent;
    border-bottom-color: rgba(22, 163, 74, 0.28);
}

.room-page .person-row__main {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    flex: 1 1 auto;
}

.room-page .person-name {
    color: var(--room-text);
    font-size: 13px;
    font-weight: 700;
    line-height: 1.35;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.room-page .person-flags .camera-badge {
    min-width: 28px;
    min-height: 28px;
    padding: 0;
    font-size: 13px;
}

.room-page .person-row__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.room-page .person-row__actions .btn {
    min-width: 36px;
    min-height: 36px;
    padding: 0 10px;
}

/* =========================================================
   TOAST
========================================================= */
.room-toast {
    animation: roomToastIn .22s ease;
}

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

/* =========================================================
   RESPONSIVE
========================================================= */
@media (max-width: 1280px) {
    .room-page .room-layout {
        grid-template-columns: minmax(0, 1.75fr) minmax(280px, 340px);
    }

    .room-page .camera-strip {
        grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    }
}

@media (max-width: 1100px) {
    .room-page .room-layout {
        grid-template-columns: 1fr;
    }

    .room-page .room-side {
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }
}

@media (max-width: 820px) {
    .room-page {
        padding: 12px 0 18px;
    }

    .room-page .container {
        width: min(100% - 14px, 1400px);
    }

    .room-page .card__body,
    .room-page .room-stage,
    .room-page .room-chat,
    .room-page .room-people {
        padding: 14px;
    }

    .room-page .room-hero__content {
        padding: 10px 12px;
    }

    .room-page .room-hero__top,
    .room-page .room-hero__intro,
    .room-page .room-hero__chips {
        gap: 6px 8px;
    }

    .room-page .room-hero__title {
        font-size: 17px;
        white-space: normal;
    }

    .room-page .room-hero__text {
        white-space: normal;
    }

    .room-page .room-stage__head,
    .room-page .room-chat__head,
    .room-page .room-people__head {
        flex-direction: column;
        align-items: flex-start;
    }

    .room-page .room-side {
        grid-template-columns: 1fr;
    }

    .room-page .camera-strip {
        grid-template-columns: 1fr;
    }

    .room-page .camera-slot__media,
    .room-page .camera-slot__media video,
    .room-page .camera-slot__media .livekit-media-el,
    .room-page .camera-slot__media [data-livekit-local-video="1"],
    .room-page .camera-slot__media [data-livekit-track-kind="video"] {
        min-height: 180px;
    }

    .room-page .room-chat__topbar-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .room-page .room-chat__entry-row {
        grid-template-columns: 1fr;
    }

    .room-page .room-chat__entry-row .btn {
        width: 100%;
        height: 44px;
        min-width: 0;
    }

    .room-page .room-popover {
        position: static;
    }

    .room-page .room-popover__card {
        width: 100%;
    }

    .room-page .person-row {
        align-items: flex-start;
        flex-direction: column;
    }
}