html,
body {
    width: 100%;
    height: 100%;
    margin: 0;
    overflow: hidden;
    overscroll-behavior: none;
    touch-action: none;
    background: #05060a;
    color: #fff;
    font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    -webkit-user-select: none;
    user-select: none;
    -webkit-text-size-adjust: 100%;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    position: fixed;
    inset: 0;
}

.hidden {
    display: none !important;
}

.app-shell {
    position: fixed;
    inset: 0;
    overflow: hidden;
    display: grid;
    place-items: center;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(255, 47, 120, 0.12), transparent 35%),
        radial-gradient(ellipse at 80% 15%, rgba(14, 165, 233, 0.12), transparent 35%),
        linear-gradient(180deg, #04050a 0%, var(--campaign-bg, #08090d) 100%);
}

.backdrop-glow {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at center, rgba(255,255,255,.05), transparent 30%),
        radial-gradient(circle at bottom, rgba(255,255,255,.03), transparent 40%);
    filter: blur(24px);
}

.live-stage {
    position: relative;
    width: min(100vw, 455px);
    height: 100dvh;
    display: grid;
    place-items: center;
}

.device-frame {
    position: relative;
    width: min(100vw, 430px);
    height: 100dvh;
    max-height: 100dvh;
    padding: 8px 12px max(14px, env(safe-area-inset-bottom));
    display: flex;
    justify-content: center;
    align-items: center;
}

.video-layer {
    position: relative;
    width: 100%;
    height: calc(100dvh - 16px);
    border-radius: 34px;
    overflow: hidden;
    background: #0a0b10;
    border: 1px solid rgba(255,255,255,.08);
    box-shadow:
        0 30px 80px rgba(0,0,0,.6),
        0 0 0 1px rgba(255,255,255,.04) inset;
}

.video-backdrop,
.player-wrap,
.live-video,
.live-iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.video-backdrop {
    background-position: center;
    background-size: cover;
    transform: scale(1.08);
    filter: blur(36px) brightness(.62);
}

.player-wrap::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(0,0,0,.26) 0%, transparent 14%, transparent 68%, rgba(0,0,0,.38) 100%);
    pointer-events: none;
}

.live-video,
.live-iframe {
    object-fit: cover;
    background: #000;
    border: 0;
}

.manual-play {
    position: absolute;
    left: 50%;
    bottom: 150px;
    transform: translateX(-50%);
    z-index: 30;
    border: 0;
    border-radius: 999px;
    padding: 14px 20px;
    background: rgba(17,17,17,.78);
    color: #fff;
    font-weight: 700;
    backdrop-filter: blur(16px);
}

.live-gradient-top,
.live-gradient-bottom {
    position: absolute;
    left: 0;
    right: 0;
    height: 150px;
    z-index: 3;
    pointer-events: none;
}

.live-gradient-top {
    top: 0;
    background: linear-gradient(180deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,0) 100%);
}

.live-gradient-bottom {
    bottom: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,.55) 100%);
}

.live-topbar {
    position: absolute;
    top: max(12px, env(safe-area-inset-top));
    left: 12px;
    right: 12px;
    z-index: 10;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.live-profile {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.live-avatar {
    width: 38px;
    height: 38px;
    border-radius: 999px;
    object-fit: cover;
    border: 1.5px solid rgba(255,255,255,.65);
    background: rgba(255,255,255,.12);
    flex-shrink: 0;
}

.live-profile-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.live-name-row {
    display: flex;
    align-items: center;
    gap: 7px;
}

.live-host {
    font-size: 14px;
    line-height: 1;
    white-space: nowrap;
    text-shadow: 0 1px 4px rgba(0,0,0,.4);
}

.live-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 7px;
    border-radius: 999px;
    background: rgba(255, 59, 48, .88);
    color: #fff;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .06em;
    line-height: 1;
}

.live-subtitle {
    max-width: 180px;
    font-size: 11px;
    line-height: 1.2;
    opacity: .85;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.live-counter {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    align-self: flex-start;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(0,0,0,.34);
    border: 1px solid rgba(255,255,255,.08);
    backdrop-filter: blur(18px);
    font-size: 12px;
    font-weight: 700;
}

.viewer-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: #ff3b30;
    box-shadow: 0 0 0 4px rgba(255,59,48,.18);
}

.popup-layer {
    position: absolute;
    inset: 0;
    z-index: 16;
    display: grid;
    place-items: center;
    padding: 24px;
    background: rgba(3,4,8,.52);
    backdrop-filter: blur(14px);
}

.popup-card {
    width: min(100%, 318px);
    border-radius: 26px;
    padding: 22px;
    background: rgba(13, 14, 20, .86);
    border: 1px solid rgba(255,255,255,.08);
    box-shadow: 0 20px 60px rgba(0,0,0,.45);
}

.popup-title {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 10px;
}

.popup-body {
    font-size: 14px;
    line-height: 1.5;
    opacity: .88;
    white-space: pre-wrap;
}

.popup-body:empty {
    display: none;
}

.popup-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 18px;
}

.popup-primary,
.popup-secondary {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 46px;
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
    padding: 0 14px;
    border: 0;
    cursor: pointer;
}

.popup-primary {
    background: linear-gradient(135deg, var(--campaign-accent, #ff2f78), #ff8a3d);
    color: #fff;
}

.popup-secondary {
    background: rgba(255,255,255,.08);
    color: #fff;
}

.cta-slot {
    position: absolute;
    left: 14px;
    right: 66px;
    bottom: 84px;
    z-index: 13;
}

.cta-button {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 14px 16px;
    border-radius: 24px;
    text-decoration: none;
    background:
        linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.02)),
        linear-gradient(135deg, rgba(255, 47, 120, .94), rgba(255, 138, 61, .94));
    color: #fff;
    border: 1px solid rgba(255,255,255,.12);
    box-shadow: 0 10px 26px rgba(255, 47, 120, .22);
}

.cta-main {
    font-size: 14px;
    font-weight: 900;
    letter-spacing: .03em;
}

.cta-sub {
    font-size: 12px;
    opacity: .88;
}

.reaction-stack {
    position: absolute;
    right: 12px;
    bottom: 116px;
    z-index: 14;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.reaction-button,
.action-button,
.bottom-icon {
    width: 44px;
    height: 44px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,.12);
    background: rgba(12,13,18,.38);
    color: #fff;
    display: grid;
    place-items: center;
    cursor: pointer;
    backdrop-filter: blur(16px);
    box-shadow: 0 10px 24px rgba(0,0,0,.18);
}

.reaction-icon {
    font-size: 18px;
    transform: translateY(1px);
}

.reaction-float {
    position: absolute;
    right: 18px;
    bottom: 140px;
    z-index: 12;
    font-size: 22px;
    opacity: .94;
    animation: floatReaction 1800ms ease-out forwards;
    filter: drop-shadow(0 8px 18px rgba(0,0,0,.24));
}

@keyframes floatReaction {
    0% { transform: translate3d(0, 0, 0) scale(.75); opacity: 0; }
    15% { opacity: 1; }
    100% { transform: translate3d(-20px, -230px, 0) scale(1.18) rotate(-10deg); opacity: 0; }
}

.comments-layer {
    position: absolute;
    left: 12px;
    right: 86px;
    bottom: 112px;
    z-index: 12;
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
    pointer-events: none;
}

.comment-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    max-width: min(100%, 285px);
    min-height: 34px;
    padding: 7px 11px 7px 9px;
    border-radius: 999px;
    background: rgba(8, 10, 16, .42);
    border: 1px solid rgba(255,255,255,.07);
    backdrop-filter: blur(18px);
    box-shadow: 0 10px 24px rgba(0,0,0,.14);
    animation: commentIn 420ms ease both;
}

@keyframes commentIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.comment-avatar {
    width: 18px;
    height: 18px;
    border-radius: 999px;
    flex: 0 0 18px;
}

.comment-text {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    line-height: 1.2;
    white-space: nowrap;
}

.comment-name {
    font-weight: 800;
    opacity: .96;
}

.comment-message {
    overflow: hidden;
    text-overflow: ellipsis;
    opacity: .88;
}

.live-bottombar {
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: max(12px, env(safe-area-inset-bottom));
    z-index: 15;
    display: flex;
    align-items: center;
    gap: 10px;
}

.fake-input {
    flex: 1;
    min-height: 48px;
    border-radius: 999px;
    padding: 0 16px;
    display: flex;
    align-items: center;
    gap: 9px;
    background: rgba(11,12,18,.46);
    border: 1px solid rgba(255,255,255,.08);
    backdrop-filter: blur(18px);
    cursor: pointer;
}

.fake-input:focus-visible {
    outline: 2px solid rgba(255,255,255,.28);
    outline-offset: 2px;
}

.fake-input-icon {
    opacity: .88;
}

.fake-input-text {
    font-size: 13px;
    opacity: .74;
}

.bottom-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.bottom-icon {
    width: 46px;
    height: 46px;
}

@media (max-width: 520px) {
    .device-frame {
        width: 100vw;
        padding: 0;
    }

    .video-layer {
        height: 100dvh;
        border-radius: 0;
        border-left: 0;
        border-right: 0;
    }

    .live-stage {
        width: 100vw;
    }
}