/* [Tech & Sleek] 테마 상세 스타일링 */
:root {
    --bg-dark: #000000;
    --card-dark: #1C1C1E;
    --accent-neon: #32D74B;
    --text-pure: #FFFFFF;
    --text-dim: #8E8E93;
    --border-tech: rgba(50, 215, 75, 0.2);
}

body.brain-cpu-theme {
    background-color: var(--bg-dark) !important;
    color: var(--text-pure) !important;
    font-family: 'Pretendard Variable', sans-serif !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow-x: hidden;
}

/* v3.7 Single-View Layout Engine (Fold-In-One) */
.brain-cpu-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;
}

.brain-cpu-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 */
.brain-cpu-theme .test-header-fixed {
    background: rgba(28, 28, 30, 0.8) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-tech) !important;
    height: 64px !important;
}

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

.brain-cpu-theme .header-text {
    color: var(--accent-neon) !important;
    font-weight: 700 !important;
    font-size: 0.9rem !important;
    letter-spacing: 1px;
}

/* Intro Text */
.brain-cpu-theme .test-intro-text {
    text-align: center;
    margin-bottom: 12px !important;
}

.brain-cpu-theme .main-title {
    font-size: 1.7rem !important;
    font-weight: 800 !important;
    color: var(--text-pure) !important;
    margin-bottom: 6px !important;
}

.brain-cpu-theme .sub-title {
    color: var(--text-dim) !important;
    font-size: 0.9rem !important;
    line-height: 1.5;
}

/* Progress Box - v3.7 Compact */
.brain-cpu-theme .progress-box {
    width: 100%;
    margin: 8px 0 16px !important;
}

.brain-cpu-theme .progress-info {
    text-align: center;
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent-neon);
    margin-bottom: 6px;
}

.brain-cpu-theme .progress-track {
    background: rgba(50, 215, 75, 0.1) !important;
    height: 4px !important;
    border-radius: 999px !important;
}

.brain-cpu-theme .progress-active-bar {
    background: var(--accent-neon) !important;
    height: 100% !important;
    border-radius: 999px !important;
    box-shadow: 0 0 10px var(--accent-neon);
}

.brain-cpu-theme .progress-runner-icon {
    position: absolute !important;
    top: -30px !important;
    transform: translateX(-50%) !important;
    font-size: 24px !important;
    transition: left 0.4s ease;
}

/* Question Area - v3.7 Fold-In-One LOCK */
.brain-cpu-theme .q-box {
    background: var(--card-dark) !important;
    padding: 24px !important;
    border-radius: 18px !important;
    font-size: 1.2rem !important;
    font-weight: 700 !important;
    color: var(--text-pure) !important;
    margin-bottom: 18px !important;
    height: 180px !important;
    /* v3.7 최적화 */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    word-break: keep-all;
    border: 1px solid rgba(255, 255, 255, 0.05) !important;
}

/* Options */
.brain-cpu-theme .option-btn {
    background: var(--card-dark) !important;
    border: 1px solid rgba(255, 255, 255, 0.05) !important;
    border-radius: 12px !important;
    padding: 15px 20px !important;
    width: 100% !important;
    margin-bottom: 8px !important;
    color: var(--text-pure) !important;
    font-size: 0.95rem !important;
    font-weight: 500 !important;
    text-align: left;
    cursor: pointer;
}

.brain-cpu-theme .option-btn:hover {
    background: rgba(50, 215, 75, 0.1) !important;
    border-color: var(--accent-neon) !important;
}

/* Navigation */
.brain-cpu-theme .nav-control-btns {
    width: 100% !important;
    display: flex !important;
    justify-content: center !important;
    margin-top: 10px !important;
}

.brain-cpu-theme .btn-ghost {
    background: transparent !important;
    border: 1px solid var(--text-dim) !important;
    padding: 8px 24px !important;
    border-radius: 999px !important;
    color: var(--text-dim) !important;
    font-size: 0.8rem !important;
    font-weight: 500 !important;
}

/* Result Screen */
.brain-cpu-theme .result-container {
    background: var(--card-dark) !important;
    border-radius: 24px !important;
    padding: 32px 24px !important;
    margin: 20px 0 0 !important;
    /* v3.8 Header Gap LOCK */
    border: 1px solid var(--border-tech) !important;
}

.brain-cpu-theme .result-label {
    font-size: 0.75rem !important;
    letter-spacing: 2px;
    color: var(--accent-neon) !important;
    margin-bottom: 8px !important;
    font-weight: 700;
}

.brain-cpu-theme .result-title {
    font-size: 1.6rem !important;
    font-weight: 800 !important;
    color: var(--text-pure) !important;
    margin-bottom: 24px !important;
}

.brain-cpu-theme .physics-visual-area {
    height: 180px !important;
    background: #000000 !important;
    border-radius: 12px !important;
    position: relative !important;
    margin-bottom: 24px !important;
    overflow: hidden;
    border: 1px solid var(--border-tech) !important;
}

.brain-cpu-theme .main-emoji-display {
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%) !important;
    font-size: 70px !important;
    z-index: 5 !important;
}

/* Interactive Elements */
.status-item-overlay {
    position: absolute;
    bottom: 5px;
    right: 10px;
    font-size: 12px;
    color: var(--accent-neon);
    font-family: monospace;
    pointer-events: none;
}

.brain-cpu-theme .analysis-text {
    font-size: 1rem !important;
    line-height: 1.7 !important;
    color: var(--text-pure) !important;
    margin-bottom: 24px !important;
    text-align: left;
    word-break: keep-all;
}

/* Match Labels */
.brain-cpu-theme .match-meme-area {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
}

.brain-cpu-theme .match-box {
    padding: 14px !important;
    border-radius: 10px !important;
    background: rgba(255, 255, 255, 0.03) !important;
    border: 1px solid rgba(255, 255, 255, 0.05) !important;
}

.brain-cpu-theme .m-label {
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    color: var(--accent-neon) !important;
    margin-bottom: 3px;
    display: block;
}

/* Action Buttons */
.brain-cpu-theme .result-action-btns {
    display: flex !important;
    gap: 10px !important;
}

.brain-cpu-theme .result-action-btns button {
    flex: 1 !important;
    height: 50px !important;
    border-radius: 12px !important;
    font-size: 0.95rem !important;
    font-weight: 700 !important;
    border: none;
}

.brain-cpu-theme .action-btn-primary {
    background: var(--accent-neon) !important;
    color: #000000 !important;
}

.brain-cpu-theme .action-btn-secondary {
    background: rgba(255, 255, 255, 0.05) !important;
    color: var(--text-pure) !important;
}

.hidden {
    display: none !important;
}