/* KTV! - DOM Edition Stylesheet */
/* UPDATED:
   - SCORING: Fixed and enhanced "glowing" and "shimmer" effects for icons.
   - BRIDGE: Added #bg-video-snapshot for Zero-Black-Screen transitions.
   - STACKING: Calibrated Z-Indexes (Video: 0, Bridge: 1, Ad-Layer: 2, UI: 10).
   - ADS: "System Card" Layout (Logo Top, Body Middle, CTA Bottom).
   - ADS: Strict Popup Positioning (Bottom Right Neon Box).
   - LYRICS: Increased Stroke to 0.55vh for MAXIMUM boldness.
   - SIZES: Preserved the +15% size increase for Title, Singer, and Idle Code.
   - CONTROLS: Added styles for Ad Mute/Skip and Start Interaction Overlay.
*/

:root {
    --bg-color: #000000;
    --text-color: #ffffff;
    --accent-color: #00e5ff;
    --score-gold: #ffd700;
    --setup-bg: rgba(0, 0, 100, 0.9);
    --setup-highlight: #c8c832;
    --setup-active: #ff3232;
    --font-main: Arial, sans-serif;
    --font-code: "Courier New", monospace;
    /* Font Size Mappings - Strictly calibrated to 1080p Canvas */
    /* SIZES: 15% larger than original base */
    --fs-huge: 21.3vh; /* Controls "000000" Idle Code & Score */
    --fs-big: 14.8vh; /* 160px */
    --fs-meta: 12.8vh; /* Controls Song Title */
    --fs-widget: 5.5vh; /* 60px */
    --fs-lyric: 11.5vh;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    overflow: hidden;
    width: 100vw;
    height: 100vh;
    user-select: none;
}

#viewport {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
    overflow: hidden;
}

#bg-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

/* --- THE BRIDGE: Zero Black Screen Canvas --- */
#bg-video-snapshot, #snapshot-bridge {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1; /* Above raw video, below Ad Layer and UI */
    display: none;
    pointer-events: none;
}

/* --- ADVERTISING LAYER (Z: 2) --- */
#ad-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2; /* Sits above the video bridge */
    pointer-events: none;
}

/* AD: Popup (In-Page Push) - Strict Bottom Right */
/* Triggered on "Go" signal */
#ad-center-popup {
    position: absolute;
    bottom: 8vh;
    right: 5vw;
    transform: none; /* Reset centering */

    z-index: 2000; /* Very high to sit on top of video/ads */
    pointer-events: auto;
    /* Strict Constraints */
    max-width: 400px;
    max-height: 250px;
    overflow: hidden; /* Clip unruly ads */
    /* High-Tech Neon Aesthetic */
    background: #000;
    border: 0.3vh solid var(--accent-color);
    box-shadow: 0 0 3vh var(--accent-color), inset 0 0 2vh rgba(0, 229, 255, 0.3);
    /* Slide In Animation */
    animation: popup-slide-in 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes popup-slide-in {
    from {
        transform: translateX(120%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* AD: Idle "Commercial Break" System Card */
/* Replaces old loose banner with Broadcast-style Card */
#ad-idle-banner.system-card {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 6; /* Sits above standard ads */
    pointer-events: auto;
    /* Fixed Dimensions for Layout Safety */
    width: 850px;
    height: 550px;
    display: flex;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.95);
    /* Aesthetic Double Border */
    border: 0.6vh solid white;
    outline: 0.4vh dashed var(--accent-color);
    outline-offset: -1.2vh;
    box-shadow: 0 0 15vh rgba(0, 0, 0, 0.9);
}

.card-header {
    flex: 0 0 15%; /* Top Header */
    display: flex;
    justify-content: center;
    align-items: center;
    /* Matches Main Logo Style */
    font-size: 6vh;
    font-weight: bold;
    color: white;
    -webkit-text-stroke: 0.25vh black;
    paint-order: stroke fill;
    letter-spacing: 0.2vw;
    text-transform: uppercase;
    background: linear-gradient(to bottom, #222, #000);
    border-bottom: 0.4vh solid white;
    text-shadow: 0 0 1vh var(--accent-color);
}

.card-body {
    flex: 1; /* Flexible Middle */
    width: 100%;
    overflow: hidden; /* CRITICAL: Clips ad overflow */
    position: relative;
    background: #050505;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2vh;
    padding: 1vh 0;
}

/* Ensure injected ads don't break flex layout */
#ad-idle-728, #ad-idle-300 {
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 100%;
}

.card-footer {
    flex: 0 0 12%; /* Bottom CTA */
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 4vh;
    font-weight: bold;
    color: yellow;
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
    text-transform: uppercase;
    background: #111;
    border-top: 0.4vh solid white;
    animation: cta-pulse 1.5s infinite ease-in-out;
}

@keyframes cta-pulse {
    0% {
        transform: scale(1);
        text-shadow: 0 0 0 transparent;
        color: yellow;
    }

    50% {
        transform: scale(1.02);
        text-shadow: 0 0 2vh orange;
        color: #fff;
    }

    100% {
        transform: scale(1);
        text-shadow: 0 0 0 transparent;
        color: yellow;
    }
}

/* --- RESPONSIVE ADS (Mobile Safety) --- */
@media screen and (max-width: 1000px) {
    /* Scale the System Card for tablets/mobiles */
    #ad-idle-banner.system-card {
        width: 90vw;
        height: 60vh;
    }

    .card-header {
        font-size: 4vh;
    }

    .card-footer {
        font-size: 3vh;
    }

    #ad-center-popup {
        transform: scale(0.7);
        right: 0;
        bottom: 15vh;
    }
}

@media screen and (max-width: 600px) {
    #ad-idle-banner.system-card {
        width: 95vw;
        height: 50vh;
        outline-offset: -0.8vh;
    }

    #ad-center-popup {
        transform: scale(0.6);
        right: -5vw;
    }
}

/* --- UI LAYER (Z: 10) --- */
#ui-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
    pointer-events: none;
}

.hidden {
    display: none !important;
}

.active {
    display: block !important;
}

/* --- WIDGETS (Z: 15) --- */
.ui-widget {
    position: absolute;
    z-index: 15;
    pointer-events: auto;
    font-family: var(--font-main);
    font-weight: bold;
    font-size: var(--fs-widget);
    text-align: left;
    white-space: pre;
    line-height: 1;
}

/* Widget: Queue */
#widget-queue {
    top: 5.5vh;
    left: 3.1vw;
    display: flex;
    align-items: center;
    margin: 0;
    padding: 0;
}

.queue-row {
    display: flex;
    align-items: center;
    gap: 1vw;
}

#queue-count {
    color: yellow;
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
}

#queue-list-text {
    display: flex;
    gap: 1.5vw;
    margin-left: 2vw;
}

.q-code {
    font-family: var(--font-main);
    color: white;
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
}

    .q-code.playing {
        color: red;
    }

/* Widget: Input */
#widget-input {
    top: 11.5vh;
    left: 3.1vw;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
}

#input-display {
    color: var(--accent-color);
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
}

/* --- SCREENS (Z: 10) --- */
.ui-screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    z-index: 10;
}

/* Screen: IDLE */
#screen-idle {
    display: none;
    text-align: center;
}

.idle-content {
    position: absolute;
    width: 100%;
    height: 100%;
}

.idle-text {
    position: absolute;
    top: 38%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: var(--fs-big);
    font-weight: bold;
    color: white;
    -webkit-text-stroke: 0.4vh black;
    paint-order: stroke fill;
    white-space: nowrap;
}

.idle-code {
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-code);
    font-size: var(--fs-huge); /* 21.3vh */
    font-weight: bold;
    color: var(--accent-color);
    -webkit-text-stroke: 0.5vh black;
    paint-order: stroke fill;
}

.idle-sub-container {
    position: absolute;
    top: 82%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    height: 25%;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.idle-sub {
    font-weight: bold;
    color: yellow;
    -webkit-text-stroke: 0.25vh black;
    paint-order: stroke fill;
    text-align: center;
    line-height: 1.2;
}

/* --- NEW SONGS --- */
.ns-box {
    position: absolute;
    top: 11.5vh;
    left: 4vw;
    right: 4vw;
    bottom: 7.5vh;
    background: rgba(0, 0, 0, 0.85);
    border: 0.4vh solid white;
    display: flex;
    flex-direction: column;
    padding: 2vh 4vh;
    margin-bottom: 2vh;
}

.ns-header {
    font-size: 4vh;
    font-weight: bold;
    color: white;
    padding-bottom: 2vh;
    margin-bottom: 2vh;
    display: flex;
    justify-content: center;
    align-items: center;
    border-bottom: 0.2vh solid #555;
}

.ns-title {
    color: yellow;
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
}

.ns-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: hidden;
}

/* Dynamic Rows */
.ns-row {
    display: flex;
    justify-content: space-between;
    font-size: 3.5vh;
    font-weight: bold;
    padding: 1vh 2vh;
    color: yellow;
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
}

    .ns-row.even, .ns-row.odd {
        color: yellow;
    }

.col-code {
    width: 12vw;
    text-align: left;
    color: inherit;
    -webkit-text-stroke: inherit;
    paint-order: stroke fill;
}

.col-title {
    flex: 1;
    text-align: left;
    margin-left: 2vw;
    color: white !important;
    -webkit-text-stroke: inherit;
    paint-order: stroke fill;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.col-artist {
    width: 30vw;
    text-align: left;
    color: #69f0ae !important;
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding-left: 1vw;
}

/* Screen: SCORE */
#screen-score {
    background: rgba(0, 0, 0, 0.8);
}

.score-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 60%;
    border: 1.2vh solid gold;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.score-val {
    font-size: var(--fs-huge); /* 21.3vh */
    font-weight: bold;
    color: yellow;
    -webkit-text-stroke: 1vh black;
    paint-order: stroke fill;
    margin-bottom: 0;
}

#score-icons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1vw;
    margin-top: 1vh;
    margin-bottom: 2vh;
    min-height: 8vh;
}

.s-icon {
    font-size: 6vh;
    line-height: 1;
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
    transition: all 0.2s ease-out;
}

    .s-icon.gray {
        color: #666;
        filter: grayscale(100%);
    }

    .s-icon.gold {
        color: var(--score-gold);
    }

    /* FIX: Enhanced Glowing State */
    .s-icon.glowing {
        color: var(--score-gold);
        /* Deep, multi-layered glow: White -> Gold -> Dark Orange -> Red */
        text-shadow: 0 0 0.5vh #fff, 0 0 1.5vh #ffd700, 0 0 3vh #ff8c00, 0 0 5vh #ff4500;
    }

    /* FIX: Enhanced Shimmer Animation */
    .s-icon.shimmer {
        color: var(--score-gold);
        animation: score-shimmer 0.6s infinite alternate cubic-bezier(0.4, 0, 0.2, 1);
    }

@keyframes score-shimmer {
    0% {
        transform: scale(1);
        color: #ffd700;
        text-shadow: 0 0 1vh #ffd700, 0 0 2vh #ff8c00;
    }

    100% {
        transform: scale(1.15);
        color: #fff; /* White hot */
        text-shadow: 0 0 2vh #fff, 0 0 4vh #ffd700, 0 0 6vh #ff8c00, 0 0 8vh #ff0000;
    }
}

.score-msg {
    font-size: 7vh;
    font-weight: bold;
    color: var(--accent-color);
    -webkit-text-stroke: 0.4vh black;
    paint-order: stroke fill;
    margin-top: 2vh;
}

/* Screen: RANKING */
.ranking-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70%;
    height: 75%;
    background: rgba(0, 0, 0, 0.9);
    border: 0.8vh solid gold;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2vh;
}

.ranking-header {
    font-size: 5vh;
    font-weight: bold;
    color: white;
    margin-bottom: 4vh;
}

.ranking-item {
    font-size: 4vh;
    font-weight: bold;
    color: yellow;
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
    margin: 1vh 0;
}

/* Screen: SETUP (Z: 2001) */
.setup-layout {
    position: absolute;
    top: 12.5%;
    left: 12.5%;
    width: 75%;
    height: 75%;
    background: var(--setup-bg);
    border: 0.4vh solid var(--accent-color);
    display: flex;
    outline: 1.2vh solid var(--accent-color);
    outline-offset: -1.2vh;
    z-index: 2001;
}

.setup-col {
    flex: 1;
    padding: 4vh;
    display: flex;
    flex-direction: column;
    gap: 1vh;
}

    .setup-col.left {
        border-right: 2px solid rgba(0, 255, 255, 0.4);
    }

.setup-item {
    font-size: 3.5vh;
    font-weight: bold;
    padding: 0.5vh 1vw;
    color: white;
    cursor: pointer;
}

    .setup-item.selected {
        background: var(--setup-highlight);
        color: black;
    }

    .setup-item.active-col {
        background: var(--setup-active);
        color: black;
    }

.setup-opt-item {
    font-size: 3.5vh;
    padding: 0.5vh 1vw;
    color: white;
    display: flex;
    align-items: center;
}

    .setup-opt-item.highlight {
        background: yellow;
        color: black;
    }

    .setup-opt-item.current {
        color: #00ff00;
    }

/* Screen: SEARCH (Z: 2000) */
#screen-search {
    background: transparent;
    z-index: 2000;
}

.search-box {
    position: absolute;
    top: 11.5vh;
    left: 4vw;
    right: 4vw;
    background: rgba(0, 0, 0, 0.85);
    border: 0.4vh solid white;
    display: flex;
    flex-direction: column;
    padding: 2vh 4vh;
    bottom: 7.5vh;
    margin-bottom: 2vh;
    transition: bottom 0.3s ease;
}

    .search-box.playing-mode {
        bottom: 30vh;
    }

.search-header {
    font-size: 4vh;
    font-weight: bold;
    color: white;
    padding-bottom: 2vh;
    margin-bottom: 2vh;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 0.2vh solid #555;
}

#search-input {
    order: 2;
    width: 30%;
}

.search-bar-styled {
    display: flex;
    align-items: center;
    background: #333;
    border: 0.3vh solid white;
    border-radius: 1vh;
    padding: 1vh 2vh;
    width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.search-text {
    font-family: var(--font-main);
    color: var(--accent-color);
    font-size: 4vh;
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
    padding-left: 0.5vw;
    padding-right: 1vw;
    width: 100%;
    white-space: nowrap;
    overflow: hidden;
}

#search-count {
    color: yellow;
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
    font-size: 3.5vh;
    order: 1;
}

.search-results-wrapper {
    flex: 1;
    overflow-y: hidden;
    position: relative;
    margin-top: 1vh;
}

#search-results {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
}

.search-row {
    display: flex;
    justify-content: space-between;
    font-size: 3.5vh;
    font-weight: bold;
    padding: 1vh 2vh;
    color: yellow;
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
}

    .search-row.selected {
        background: #b71c1c;
        color: white;
        border: 0.2vh solid white;
    }

    .search-row .sr-code {
        width: 12vw;
        text-align: left;
        color: inherit;
        -webkit-text-stroke: inherit;
        paint-order: stroke fill;
    }

    .search-row .sr-title {
        flex: 1;
        text-align: left;
        margin-left: 2vw;
        color: inherit;
        -webkit-text-stroke: inherit;
        paint-order: stroke fill;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .search-row .sr-artist {
        width: 30vw;
        text-align: left;
        color: #69f0ae;
        -webkit-text-stroke: 0.1vh black;
        paint-order: stroke fill;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        padding-left: 1vw;
    }

    .search-row.selected .sr-artist {
        color: white;
    }

/* --- OVERLAYS --- */
#overlay-metadata {
    position: absolute;
    top: 30%;
    left: 0;
    width: 100%;
    text-align: center;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    gap: 5vh;
}

.meta-title {
    font-size: var(--fs-meta); /* 12.8vh */
    font-weight: bold;
    color: var(--accent-color);
    -webkit-text-stroke: 0.25vh black;
    paint-order: stroke fill;
    line-height: 1.2;
    padding: 0 5vw;
}

.meta-singer {
    font-size: 10.4vh; /* 15% bigger than original 9vh */
    font-weight: bold;
    color: white;
    -webkit-text-stroke: 0.2vh black;
    paint-order: stroke fill;
}

.meta-credits {
    position: absolute;
    top: 50vh;
    width: 100%;
    font-size: 4.5vh;
    font-weight: bold;
    color: #ddd;
    -webkit-text-stroke: 0.1vh black;
    paint-order: stroke fill;
}

#overlay-countdown {
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    white-space: nowrap;
}

.cd-number {
    font-size: 23vh;
    font-weight: bold;
    -webkit-text-stroke: 1vh black;
    paint-order: stroke fill;
}

.cd-text {
    font-size: 7.5vh;
    font-weight: bold;
    color: #00ffff;
    -webkit-text-stroke: 0.4vh black;
    paint-order: stroke fill;
}

#overlay-status {
    position: absolute;
    top: 9vh;
    left: 50%;
    transform: translateX(-50%);
    width: 42vw;
    height: 7.5vh;
    background: rgba(0,0,0,0.8);
    border: 0.3vh solid white;
    display: flex;
    align-items: center;
    padding: 0 1.5vw;
    box-sizing: border-box;
}

.status-label {
    font-size: 3.7vh;
    font-weight: bold;
    color: white;
    margin-right: 1.5vw;
    min-width: 13vw;
}

.status-bar-bg {
    flex: 1;
    height: 3.7vh;
    background: #333;
    position: relative;
}

.status-bar-fill {
    height: 100%;
    background: cyan;
    width: 50%;
}

#overlay-paused {
    position: absolute;
    top: 5.5vh;
    left: 3.1vw;
    z-index: 20;
}

.pause-box {
    background: rgba(200, 0, 0, 0.8);
    color: white;
    font-size: var(--fs-widget);
    font-weight: bold;
    padding: 1vh 2vw;
    text-align: center;
}

/* --- LAYER 3: LYRICS (Z: 20) --- */
#lyrics-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 20;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    pointer-events: none;
    padding-bottom: 4vh;
    box-sizing: border-box;
}

@media screen and (max-width: 1000px) {
    #lyrics-overlay {
        padding-bottom: 3vh;
    }
}

.lyric-line {
    width: 95%;
    text-align: center;
    font-family: "Segoe UI", "Arial Black", sans-serif;
    font-weight: 900;
    font-size: var(--fs-lyric);
    line-height: 1.2;
    white-space: pre;
    margin: 0vh 0;
    min-height: 1.2em;
    display: block;
    /* UPDATED: Increased stroke from 0.35vh to 0.55vh */
    -webkit-text-stroke: 0.55vh #000;
    paint-order: stroke fill;
    color: white;
    transition: none;
}

.syllable {
    display: inline-block;
    position: relative;
    padding: 0;
}

    .syllable .base-text {
        visibility: visible;
        z-index: 1;
        /* UPDATED: Increased stroke from 0.35vh to 0.55vh */
        -webkit-text-stroke: 0.55vh #000;
        paint-order: stroke fill;
        color: white;
    }

    .syllable .fill {
        position: absolute;
        top: -20%;
        left: 0;
        height: 140%;
        width: 0%;
        overflow: hidden;
        white-space: pre;
        z-index: 2;
        /* UPDATED: Increased stroke from 0.35vh to 0.55vh */
        /* Note: Inner stroke remains #fff for the glowing text effect, 
           or you can switch to #000 if you want a dark border on blue text too */
        -webkit-text-stroke: 0.55vh #fff;
        paint-order: stroke fill;
        color: #00e5ff;
        display: flex;
        align-items: center;
    }

/* --- Startup Overlay (Z: 100) --- */
#startup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 100;
    display: flex;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px);
}

.loader-box {
    width: 500px;
    background: #1a1a1a;
    border: 2px solid #444;
    border-radius: 10px;
    padding: 40px;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.8);
    text-align: center;
    color: white;
}

.glow-text {
    font-size: 48px;
    color: white;
    text-shadow: 0 0 10px var(--accent-color);
    margin: 0;
}

.subtitle {
    font-size: 18px;
    color: #aaa;
    margin: 10px 0 30px;
}

.status-message {
    color: var(--accent-color);
    margin-bottom: 20px;
    font-weight: bold;
}

.progress-container {
    width: 100%;
    height: 10px;
    background: #333;
    margin: 25px 0;
    border-radius: 5px;
    overflow: hidden;
}

#progress-bar {
    width: 0%;
    height: 100%;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

#btn-launch {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #006064 0%, #00acc1 100%);
    color: white;
    border: none;
    font-weight: bold;
    cursor: pointer;
    border-radius: 5px;
    font-size: 16px;
}

    #btn-launch[disabled] {
        opacity: 0.5;
        cursor: default;
    }

/* --- ADVERTISING CONTROLS (New - Injected by Painter) --- */
#ad-unmute-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 12px 20px;
    border-radius: 30px;
    font-family: var(--font-main);
    font-weight: bold;
    font-size: 14px;
    display: none; /* Toggled by Painter */
    align-items: center;
    gap: 10px;
    cursor: pointer;
    z-index: 99999;
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: transform 0.2s;
}

    #ad-unmute-btn:hover {
        transform: scale(1.05);
    }

#ad-skip-btn {
    position: fixed;
    bottom: 75px;
    right: 20px;
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: 12px 25px;
    border-radius: 6px;
    font-family: var(--font-main);
    font-weight: bold;
    font-size: 16px;
    display: none; /* Toggled by Painter */
    align-items: center;
    justify-content: center;
    z-index: 99999;
    border: 1px solid rgba(255, 255, 255, 0.4);
    transition: all 0.2s;
    min-width: 120px;
    pointer-events: auto; /* Ensure clickable */
}

    #ad-skip-btn.skippable {
        cursor: pointer;
        background: rgba(0, 180, 255, 0.9);
        border-color: #fff;
    }

/* --- INTERACTION OVERLAYS (New - Start Button) --- */
#start-interaction-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    z-index: 99999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px);
}

.start-box {
    background: rgba(0, 0, 0, 0.6);
    border: 2px solid var(--accent-color);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 0 50px rgba(0, 229, 255, 0.3);
}

#btn-enter-karaoke {
    background: var(--accent-color);
    color: black;
    border: none;
    padding: 20px 50px;
    font-size: 24px;
    font-weight: bold;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    font-family: sans-serif;
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.5);
    outline: none;
    margin-top: 20px;
}

    #btn-enter-karaoke:hover, #btn-enter-karaoke:focus {
        transform: scale(1.05);
        box-shadow: 0 0 40px rgba(0, 229, 255, 0.8);
    }