/* [Retro-Vibe] 테마 상세 스타일링 */
:root {
    --bg-retro: #E9E5D9;
    --card-white: #FFFFFF;
    --accent-orange: #D84315;
    --text-vintage: #3E342E;
    --text-muted: #7E736C;
}

body.retro-sound-theme {
    background-color: var(--bg-retro) !important;
    color: var(--text-vintage) !important;
    font-family: 'Pretendard Variable', sans-serif !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow-x: hidden;
    position: relative;
}

/* Noise Overlay Effect */
.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://www.transparenttextures.com/patterns/pinstriped-suit.png');
    /* 거친 질감 대용 */
    opacity: 0.05;
    pointer-events: none;
    z-index: 9999;
}

/* Serif Font for Retro Vibe */
.retro-sound-theme .main-title,
.retro-sound-theme .result-title,
.retro-sound-theme .q-box {
    font-family: 'Gowun Batang', serif !important;
}

/* v3.6 Fold-In-One Engine - Single View Optimization */
.retro-sound-theme .test-wrapper {
    padding-top: 64px !important;
    padding-bottom: 40px !important;
    max-width: 480px !important;
    margin: 0 auto !important;
    padding-left: 20px !important;
    padding-right: 20px !important;
    box-sizing: border-box !important;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.retro-sound-theme .test-screen {
    width: 100% !important;
    flex: 1 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
}

/* Header Overrides - Logo Hard-Lock v3.2 */
.retro-sound-theme .test-header-fixed {
    background: rgba(233, 229, 217, 0.8) !important;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(62, 52, 46, 0.1) !important;
    height: 64px !important;
}

.retro-sound-theme .header-logo {
    height: 32px !important;
    width: auto !important;
}

.retro-sound-theme .header-text {
    color: var(--accent-orange) !important;
    font-weight: 700 !important;
}

/* Intro Text */
.retro-sound-theme .test-intro-text {
    text-align: center;
    margin-bottom: 15px;
    /* v3.6 최적화 */
    animation: fadeInRetro 1s ease-out;
}

.retro-sound-theme .main-title {
    font-size: 1.8rem !important;
    font-weight: 800 !important;
    color: var(--accent-orange) !important;
    margin-bottom: 10px !important;
    text-shadow: 1px 1px 0px rgba(255, 255, 255, 0.8);
}

.retro-sound-theme .sub-title {
    color: var(--text-muted) !important;
    font-size: 0.95rem !important;
    line-height: 1.6;
    font-weight: 500;
}

/* Progress Box */
.retro-sound-theme .progress-box {
    width: 100%;
    margin: 10px 0 20px !important;
    /* v3.6 최적화 */
}

.retro-sound-theme .progress-info {
    text-align: center;
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--accent-orange);
    margin-bottom: 12px;
}

.retro-sound-theme .progress-track {
    background: rgba(62, 52, 46, 0.1) !important;
    height: 8px !important;
    border-radius: 4px !important;
    position: relative !important;
}

.retro-sound-theme .progress-active-bar {
    background: var(--accent-orange) !important;
    height: 100% !important;
    border-radius: 4px !important;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.retro-sound-theme .progress-runner-icon {
    position: absolute !important;
    top: -34px !important;
    transform: translateX(-50%) !important;
    font-size: 28px !important;
    transition: left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Question Area - v3.3 Layout Lock */
.retro-sound-theme .q-box {
    background: var(--card-white) !important;
    padding: 30px 24px !important;
    border-radius: 12px !important;
    font-size: 1.35rem !important;
    font-weight: 800 !important;
    color: var(--text-vintage) !important;
    box-shadow: 4px 4px 0px var(--text-vintage);
    border: 2px solid var(--text-vintage) !important;
    margin-bottom: 20px !important;
    height: 190px !important;
    /* v3.6 Fold-In-One 필수 */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    word-break: keep-all;
    position: relative;
    overflow: hidden;
}

.retro-sound-theme .q-box::before {
    content: "";
    position: absolute;
    top: 5px;
    left: 5px;
    bottom: 5px;
    right: 5px;
    border: 1px dashed rgba(62, 52, 46, 0.2);
    border-radius: 8px;
    pointer-events: none;
}

/* Options */
.retro-sound-theme .option-btn {
    background: var(--card-white) !important;
    border: 2px solid var(--text-vintage) !important;
    border-radius: 12px !important;
    padding: 16px 20px !important;
    /* 높이 축소 */
    width: 100% !important;
    margin-bottom: 8px !important;
    /* v3.6 최적화 */
    color: var(--text-vintage) !important;
    font-size: 1.05rem !important;
    font-weight: 700 !important;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 3px 3px 0px var(--text-vintage);
}

.retro-sound-theme .option-btn:hover {
    background: var(--accent-orange) !important;
    color: #FFFFFF !important;
    transform: translate(-1px, -1px);
    box-shadow: 4px 4px 0px var(--text-vintage);
}

/* Navigation (Centered Ghost Pill v3.1) */
.retro-sound-theme .nav-control-btns {
    width: 100% !important;
    display: flex !important;
    justify-content: center !important;
    margin-top: 20px !important;
}

.retro-sound-theme .btn-ghost {
    background: transparent !important;
    border: 1px solid var(--text-muted) !important;
    padding: 10px 30px !important;
    border-radius: 999px !important;
    color: var(--text-muted) !important;
    font-size: 0.9rem !important;
    font-weight: 600 !important;
    cursor: pointer;
    transition: all 0.2s;
}

.retro-sound-theme .btn-ghost:hover {
    border-color: var(--accent-orange) !important;
    color: var(--accent-orange) !important;
    background: rgba(216, 67, 21, 0.05) !important;
}

/* Result Screen */
.retro-sound-theme .result-container {
    background: var(--card-white) !important;
    border-radius: 16px !important;
    padding: 40px 24px !important;
    margin: 0 !important;
    /* v3.1 고정 */
    border: 3px solid var(--text-vintage) !important;
    box-shadow: 8px 8px 0px var(--text-vintage) !important;
}

.retro-sound-theme .result-label {
    font-size: 0.8rem !important;
    letter-spacing: 4px;
    color: var(--accent-orange) !important;
    margin-bottom: 12px !important;
    font-weight: 800;
}

.retro-sound-theme .result-title {
    font-size: 1.85rem !important;
    font-weight: 800 !important;
    color: var(--text-vintage) !important;
    margin-bottom: 24px !important;
}

.retro-sound-theme .physics-visual-area {
    height: 220px !important;
    background: #F4F1E9 !important;
    border-radius: 12px !important;
    position: relative !important;
    margin-bottom: 30px !important;
    overflow: hidden;
    border: 2px solid var(--text-vintage) !important;
}

.retro-sound-theme .main-emoji-display {
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%) !important;
    font-size: 90px !important;
    z-index: 5 !important;
    filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.1));
}

/* Collision Noise Overlay */
.collision-noise {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    z-index: 10;
    pointer-events: none;
    animation: noiseFlicker 0.1s infinite;
}

@keyframes noiseFlicker {
    0% {
        opacity: 0.1;
        transform: translateX(2px);
    }

    50% {
        opacity: 0.3;
        transform: translateX(-2px);
    }

    100% {
        opacity: 0.1;
        transform: translateY(1px);
    }
}

.retro-sound-theme .analysis-text {
    font-size: 1.05rem !important;
    line-height: 1.8 !important;
    color: var(--text-vintage) !important;
    margin-bottom: 30px !important;
    text-align: left;
    word-break: keep-all;
}

/* Match/Meme Area */
.retro-sound-theme .match-meme-area {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 30px;
}

.retro-sound-theme .match-box {
    padding: 16px !important;
    border-radius: 12px !important;
    background: #F9F7F2 !important;
    border: 1px solid var(--text-vintage) !important;
    text-align: left;
}

.retro-sound-theme .match-box.best {
    box-shadow: 4px 4px 0px var(--accent-orange) !important;
}

.retro-sound-theme .match-box.worst {
    box-shadow: 4px 4px 0px var(--text-muted) !important;
}

.retro-sound-theme .m-label {
    font-size: 0.85rem !important;
    font-weight: 800 !important;
    color: var(--accent-orange) !important;
    display: block;
    margin-bottom: 5px;
}

/* Result-Action-Btns (v3.5 Button Order LOCK) */
.retro-sound-theme .result-action-btns {
    display: flex !important;
    gap: 12px !important;
}

.retro-sound-theme .result-action-btns button {
    flex: 1 !important;
    height: 56px !important;
    border-radius: 12px !important;
    font-size: 1rem !important;
    font-weight: 800 !important;
    cursor: pointer;
    border: 2px solid var(--text-vintage) !important;
    transition: 0.2s;
}

.retro-sound-theme .action-btn-primary {
    background: var(--accent-orange) !important;
    color: #FFFFFF !important;
    box-shadow: 4px 4px 0px var(--text-vintage) !important;
}

.retro-sound-theme .action-btn-secondary {
    background: #FFFFFF !important;
    color: var(--text-vintage) !important;
    box-shadow: 4px 4px 0px var(--text-vintage) !important;
}

/* Animations */
@keyframes fadeInRetro {
    from {
        opacity: 0;
        transform: translateY(-15px);
    }

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

.hidden {
    display: none !important;
}