* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --classic-primary: #8B5CF6;
    --classic-secondary: #A78BFA;
    --classic-bg: #1a1025;
    --spicy-primary: #EF4444;
    --spicy-secondary: #F87171;
    --spicy-bg: #1a0a0a;
    --text-primary: #FFFFFF;
    --text-secondary: #A1A1AA;
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-border: rgba(255, 255, 255, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--classic-bg);
    color: var(--text-primary);
    min-height: 100vh;
    transition: background 0.3s ease;
}

body.spicy-mode {
    background: var(--spicy-bg);
}

.app-container {
    max-width: 480px;
    margin: 0 auto;
    min-height: 100vh;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

/* Screens */
.screen {
    display: none;
    flex-direction: column;
    flex: 1;
    animation: fadeIn 0.3s ease;
}

.screen.active {
    display: flex;
}

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

/* Home Screen */
#home-screen {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.logo h1 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--classic-primary), var(--spicy-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    color: var(--text-secondary);
    margin-bottom: 48px;
}

.mode-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: 320px;
}

.mode-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px;
    border: 1px solid var(--card-border);
    border-radius: 16px;
    background: var(--card-bg);
    cursor: pointer;
    transition: all 0.2s ease;
}

.mode-btn:hover {
    transform: translateY(-2px);
}

.classic-btn:hover {
    border-color: var(--classic-primary);
    box-shadow: 0 8px 32px rgba(139, 92, 246, 0.2);
}

.spicy-btn:hover {
    border-color: var(--spicy-primary);
    box-shadow: 0 8px 32px rgba(239, 68, 68, 0.2);
}

.mode-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.mode-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.mode-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Age Gate Screen */
#age-gate-screen {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.age-gate-content {
    padding: 32px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    max-width: 340px;
}

.age-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 16px;
}

.age-gate-content h2 {
    color: var(--spicy-primary);
    margin-bottom: 12px;
}

.age-gate-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 24px;
}

.age-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.confirm-btn {
    padding: 14px 28px;
    background: var(--spicy-primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.confirm-btn:hover {
    background: var(--spicy-secondary);
    transform: translateY(-1px);
}

.back-btn {
    padding: 14px 28px;
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.back-btn:hover {
    border-color: var(--text-secondary);
}

/* Setup Screen */
#setup-screen {
    justify-content: center;
    align-items: center;
}

#setup-screen h2 {
    margin-bottom: 32px;
    font-size: 1.5rem;
}

.setup-form {
    width: 100%;
    max-width: 300px;
}

.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.input-group input {
    width: 100%;
    padding: 14px 16px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.input-group input:focus {
    outline: none;
    border-color: var(--classic-primary);
}

body.spicy-mode .input-group input:focus {
    border-color: var(--spicy-primary);
}

.start-btn {
    width: 100%;
    padding: 16px;
    background: var(--classic-primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 12px;
    transition: all 0.2s ease;
}

.start-btn:hover {
    background: var(--classic-secondary);
    transform: translateY(-1px);
}

body.spicy-mode .start-btn {
    background: var(--spicy-primary);
}

body.spicy-mode .start-btn:hover {
    background: var(--spicy-secondary);
}

/* Quiz Screen */
#quiz-screen {
    padding-top: 10px;
}

.quiz-header {
    margin-bottom: 32px;
}

.progress-bar {
    height: 6px;
    background: var(--card-bg);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 16px;
}

.progress-fill {
    height: 100%;
    background: var(--classic-primary);
    border-radius: 3px;
    transition: width 0.3s ease;
    width: 0%;
}

body.spicy-mode .progress-fill {
    background: var(--spicy-primary);
}

.current-player {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.question-count {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.question-container {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.category-label {
    color: var(--classic-primary);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

body.spicy-mode .category-label {
    color: var(--spicy-primary);
}

.question-text {
    font-size: 1.4rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 32px;
}

.options-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.option-btn {
    padding: 16px 20px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
}

.option-btn:hover {
    border-color: var(--classic-primary);
    background: rgba(139, 92, 246, 0.1);
}

body.spicy-mode .option-btn:hover {
    border-color: var(--spicy-primary);
    background: rgba(239, 68, 68, 0.1);
}

.option-btn.selected {
    border-color: var(--classic-primary);
    background: rgba(139, 92, 246, 0.2);
}

body.spicy-mode .option-btn.selected {
    border-color: var(--spicy-primary);
    background: rgba(239, 68, 68, 0.2);
}

/* Handover Screen */
#handover-screen {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.handover-content {
    padding: 32px;
}

.handover-icon {
    font-size: 4rem;
    display: block;
    margin-bottom: 20px;
}

.handover-content h2 {
    font-size: 1.8rem;
    margin-bottom: 12px;
}

#handover-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.handover-warning {
    color: var(--spicy-primary);
    font-size: 0.9rem;
    margin-bottom: 32px;
}

.ready-btn {
    padding: 16px 48px;
    background: var(--classic-primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.ready-btn:hover {
    background: var(--classic-secondary);
    transform: translateY(-1px);
}

body.spicy-mode .ready-btn {
    background: var(--spicy-primary);
}

body.spicy-mode .ready-btn:hover {
    background: var(--spicy-secondary);
}

/* Results Screen */
#results-screen {
    padding-top: 20px;
}

.results-content {
    text-align: center;
}

.results-content h2 {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.compatibility-score {
    margin-bottom: 16px;
}

.score-number {
    display: block;
    font-size: 5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--classic-primary), var(--classic-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

body.spicy-mode .score-number {
    background: linear-gradient(135deg, var(--spicy-primary), var(--spicy-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.score-label {
    display: block;
    color: var(--text-secondary);
    font-size: 1rem;
    margin-top: 4px;
}

.verdict {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 32px;
}

.category-results {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
    text-align: left;
}

.category-result {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 16px;
}

.category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.category-name {
    font-weight: 600;
    font-size: 0.95rem;
}

.category-percent {
    color: var(--classic-primary);
    font-weight: 600;
}

body.spicy-mode .category-percent {
    color: var(--spicy-primary);
}

.category-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.category-bar-fill {
    height: 100%;
    background: var(--classic-primary);
    border-radius: 2px;
    transition: width 0.5s ease;
}

body.spicy-mode .category-bar-fill {
    background: var(--spicy-primary);
}

/* Answer Comparison Tabs */
.answer-comparison {
    text-align: left;
    margin-bottom: 32px;
}

.answer-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.answer-tab {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--classic-primary);
    border-radius: 25px;
    background: transparent;
    color: var(--classic-primary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.answer-tab.active {
    background: var(--classic-primary);
    color: white;
}

.answer-tab:hover:not(.active) {
    background: rgba(139, 92, 246, 0.1);
}

body.spicy-mode .answer-tab {
    border-color: var(--spicy-primary);
    color: var(--spicy-primary);
}

body.spicy-mode .answer-tab.active {
    background: var(--spicy-primary);
    color: white;
}

body.spicy-mode .answer-tab:hover:not(.active) {
    background: rgba(239, 68, 68, 0.1);
}

.answer-cards {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 400px;
    overflow-y: auto;
}

.answer-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    padding: 14px 16px;
    position: relative;
}

.answer-card-question {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
    padding-right: 30px;
}

.answer-card-icon {
    position: absolute;
    top: 14px;
    right: 14px;
    font-size: 1.1rem;
}

.answer-card-icon.match {
    color: #22C55E;
}

.answer-card-icon.diff {
    color: var(--text-secondary);
}

.answer-card-players {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.answer-card-player {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-size: 0.95rem;
}

.answer-card-player .player-name {
    font-weight: 600;
    color: var(--classic-primary);
    min-width: 80px;
}

body.spicy-mode .answer-card-player .player-name {
    color: var(--spicy-primary);
}

.answer-card-player .player-answer {
    color: var(--text-primary);
}

.answer-cards-empty {
    text-align: center;
    padding: 24px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.play-again-btn {
    padding: 16px 48px;
    background: var(--classic-primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.play-again-btn:hover {
    background: var(--classic-secondary);
    transform: translateY(-1px);
}

body.spicy-mode .play-again-btn {
    background: var(--spicy-primary);
}

body.spicy-mode .play-again-btn:hover {
    background: var(--spicy-secondary);
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    margin: 20px 0;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--card-border);
}

.divider span {
    padding: 0 12px;
}

/* Online Button */
.online-btn:hover {
    border-color: #22C55E;
    box-shadow: 0 8px 32px rgba(34, 197, 94, 0.2);
}

/* Back Link */
.back-link {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    cursor: pointer;
    margin-top: 32px;
    padding: 8px 16px;
    transition: color 0.2s ease;
}

.back-link:hover {
    color: var(--text-primary);
}

/* Online Mode Screen */
#online-mode-screen {
    justify-content: center;
    align-items: center;
    text-align: center;
}

#online-mode-screen h2 {
    margin-bottom: 32px;
    font-size: 1.5rem;
}

#online-mode-screen .mode-buttons {
    gap: 16px;
}

/* Online Setup Screen */
#online-setup-screen {
    justify-content: center;
    align-items: center;
}

#online-setup-screen h2 {
    margin-bottom: 32px;
    font-size: 1.5rem;
}

.join-btn {
    background: #22C55E !important;
}

.join-btn:hover {
    background: #16A34A !important;
}

/* Lobby Screen */
#lobby-screen,
#joining-screen,
#waiting-results-screen {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.lobby-content {
    padding: 32px;
    width: 100%;
    max-width: 360px;
}

.lobby-icon {
    font-size: 4rem;
    display: block;
    margin-bottom: 20px;
}

.lobby-content h2 {
    font-size: 1.6rem;
    margin-bottom: 12px;
}

.lobby-text {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.share-link-container {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.share-link-container input {
    flex: 1;
    padding: 12px 14px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.85rem;
}

.copy-btn {
    padding: 12px 20px;
    background: var(--classic-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.copy-btn:hover {
    background: var(--classic-secondary);
}

body.spicy-mode .copy-btn {
    background: var(--spicy-primary);
}

body.spicy-mode .copy-btn:hover {
    background: var(--spicy-secondary);
}

.game-code-display {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

.game-code-display strong {
    color: var(--text-primary);
    font-family: monospace;
    font-size: 1rem;
}

.connection-status {
    padding: 12px 20px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.connection-status.connected {
    border-color: #22C55E;
    color: #22C55E;
}

.connection-status.error {
    border-color: var(--spicy-primary);
    color: var(--spicy-primary);
}

/* Loader Animation */
.loader {
    width: 48px;
    height: 48px;
    border: 4px solid var(--card-border);
    border-top-color: var(--classic-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 24px auto 0;
}

body.spicy-mode .loader {
    border-top-color: var(--spicy-primary);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Connection Status States */
.connection-status .status-icon {
    display: inline-block;
    margin-right: 8px;
}

.connection-status.status-loading {
    border-color: var(--text-secondary);
    color: var(--text-secondary);
}

.connection-status.status-loading .status-icon {
    animation: spin 1s linear infinite;
}

.connection-status.status-waiting {
    border-color: #F59E0B;
    color: #F59E0B;
}

.connection-status.status-progress {
    border-color: #3B82F6;
    color: #3B82F6;
}

.connection-status.status-success {
    border-color: #22C55E;
    color: #22C55E;
}

.connection-status.status-error {
    border-color: var(--spicy-primary);
    color: var(--spicy-primary);
}

.connection-status.status-reconnecting {
    border-color: #F59E0B;
    color: #F59E0B;
    animation: pulse-border 1.5s ease-in-out infinite;
}

@keyframes pulse-border {
    0%, 100% {
        border-color: #F59E0B;
        box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4);
    }
    50% {
        border-color: #FBBF24;
        box-shadow: 0 0 0 8px rgba(245, 158, 11, 0);
    }
}

/* Reconnection Overlay */
.reconnection-overlay {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(4px);
    z-index: 100;
    justify-content: center;
    align-items: center;
}

.reconnection-overlay.active {
    display: flex;
}

.reconnection-content {
    text-align: center;
    padding: 32px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    max-width: 320px;
    animation: fadeIn 0.3s ease;
}

.reconnection-content.success {
    border-color: #22C55E;
}

.reconnection-content.failed {
    border-color: var(--spicy-primary);
}

.reconnection-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 16px;
}

.reconnection-content h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.reconnection-content p {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.attempt-text {
    font-weight: 600;
    color: #F59E0B !important;
}

.progress-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin: 16px 0;
}

.progress-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--card-border);
    transition: all 0.3s ease;
}

.progress-dot.active {
    background: #F59E0B;
    box-shadow: 0 0 8px rgba(245, 158, 11, 0.5);
}

.reassurance {
    font-size: 0.85rem;
    color: var(--text-secondary) !important;
    margin-top: 12px;
}

.failed-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin: 20px 0;
}

.retry-btn {
    padding: 12px 24px;
    background: var(--classic-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.retry-btn:hover {
    background: var(--classic-secondary);
    transform: translateY(-1px);
}

body.spicy-mode .retry-btn {
    background: var(--spicy-primary);
}

body.spicy-mode .retry-btn:hover {
    background: var(--spicy-secondary);
}

/* Quiz screen needs relative positioning for overlay */
#quiz-screen {
    position: relative;
}

/* Responsive */
@media (max-width: 380px) {
    .logo h1 {
        font-size: 1.8rem;
    }

    .question-text {
        font-size: 1.2rem;
    }

    .score-number {
        font-size: 4rem;
    }

    .share-link-container {
        flex-direction: column;
    }

    .share-link-container input {
        font-size: 0.75rem;
    }

    .reconnection-content {
        margin: 0 16px;
    }
}