@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-card: #161616;
    --border-color: #2a2a2a;
    --lime: #D1FA50;
    --lime-dim: #6a7d28;
    --lime-glow: rgba(209, 250, 80, 0.3);
    --text-primary: #ffffff;
    --text-secondary: #888888;
    --text-muted: #555555;
}

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

html {
    background: #000;
}

body {
    font-family: 'Space Grotesk', sans-serif;
    background: transparent;
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

.page-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    position: relative;
    z-index: 1;
}

/* Header */
.header {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 3rem;
    padding: 1.5rem;
    border-radius: 8px;
    background: rgba(22, 22, 22, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
}

.back-link {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
    color: var(--lime);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: 1px solid var(--lime-dim);
    border-radius: 4px;
    transition: all 0.2s ease;
}

.back-link:hover {
    background: var(--lime);
    color: var(--bg-primary);
}

.page-title {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* Trials Page */
.trials-page {
    max-width: 600px;
}

/* Search Bar */
.search-bar {
    margin-bottom: 2rem;
}

.search-bar input {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    background: rgba(22, 22, 22, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    outline: none;
    transition: all 0.2s ease;
}

.search-bar input::placeholder {
    color: var(--text-muted);
}

.search-bar input:focus {
    border-color: var(--lime);
    box-shadow: 0 0 20px var(--lime-glow);
}

/* Fade-in Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    animation: fadeInUp 0.4s ease forwards;
}

/* No Results */
.no-results {
    text-align: center;
    color: var(--text-muted);
    padding: 2rem;
    font-size: 0.9rem;
}

.trials-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.trials-group {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.group-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    padding: 0.75rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 6px 6px 0 0;
}

.group-name {
    color: whitesmoke;
}

.group-count {
    color: var(--lime);
    font-size: 0.65rem;
    background: rgba(209, 250, 80, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
}

.trials-list {
    list-style: none;
    background: rgba(22, 22, 22, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 0 0 6px 6px;
    overflow: hidden;
}

.trial-item {
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
}

.trial-item:last-child {
    border-bottom: none;
}

.favorite-btn {
    background: none;
    border: none;
    padding: 0.875rem 0 0.875rem 1rem;
    font-size: 1rem;
    cursor: pointer;
    color: var(--text-muted);
    transition: all 0.15s ease;
    line-height: 1;
}

.favorite-btn:hover {
    color: var(--lime);
    transform: scale(1.1);
}

.favorite-btn.active {
    color: var(--lime);
}

.trial-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.875rem 1rem 0.875rem 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.15s ease;
    flex: 1;
}

.trial-link:hover {
    background: rgba(209, 250, 80, 0.05);
    padding-left: 1rem;
}

.trial-link:hover .trial-name {
    color: var(--lime);
}

.trial-link:hover .trial-arrow {
    opacity: 1;
    transform: translateX(0);
}

.trial-name {
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.15s ease;
}

.trial-arrow {
    font-size: 0.8rem;
    color: var(--lime);
    opacity: 0;
    transform: translateX(-5px);
    transition: all 0.15s ease;
}

/* Legacy card styles (kept for compatibility) */
.trials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
}

.trial-card {
    display: block;
    background: rgba(22, 22, 22, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.trial-card:hover {
    border-color: var(--lime);
    box-shadow: 0 0 30px var(--lime-glow);
    transform: translateY(-2px);
}

.trial-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.trial-card-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.trial-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.bpm-range {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--lime);
    padding: 0.25rem 0.5rem;
    background: var(--lime-dim);
    background: rgba(50, 205, 50, 0.1);
    border-radius: 4px;
}

/* Trial Page Layout */
body:has(.trial-page) {
    background: #0a0a0a;
}

.trial-page {
    background: #0a0a0a;
    min-height: 100vh;
}

.trial-page .header {
    margin-bottom: 2rem;
}

.trial-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 2rem;
    align-items: start;
}

/* Video Section */
.video-section {
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: #000;
}

.video-wrapper {
    position: relative;
}

.video-section video {
    width: 100%;
    height: auto;
    display: block;
    cursor: pointer;
}

.video-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    background: rgba(0, 0, 0, 0.9);
    border-top: 1px solid var(--border-color);
}

.frame-controls {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.frame-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.4rem 0.6rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.7rem;
    transition: all 0.2s ease;
    line-height: 1;
}

.frame-btn:hover {
    background: var(--border-color);
    border-color: var(--lime);
}

.frame-btn.play-btn {
    padding: 0.4rem 0.75rem;
    background: var(--lime);
    color: #000;
    border-color: var(--lime);
}

.frame-btn.play-btn:hover {
    background: #b8e045;
}

.video-slider {
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: var(--bg-secondary);
    border-radius: 3px;
    outline: none;
    cursor: pointer;
}

.video-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: var(--lime);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.15s ease;
}

.video-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.video-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: var(--lime);
    border: none;
    border-radius: 50%;
    cursor: pointer;
}

.timeline-slider {
    flex: 1;
}

.volume-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.volume-slider {
    width: 80px;
}

.mute-btn {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    opacity: 0.8;
    transition: opacity 0.2s ease;
}

.mute-btn:hover {
    opacity: 1;
}

/* Speed Controls */
.speed-controls {
    display: flex;
    gap: 0.25rem;
}

.speed-btn {
    padding: 0.3rem 0.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.speed-btn:hover {
    border-color: var(--lime);
    color: var(--text-primary);
}

.speed-btn.active {
    background: var(--lime);
    color: #000;
    border-color: var(--lime);
}

/* Sidebar */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: sticky;
    top: 2rem;
}

/* Trial Info */
.trial-info {
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.trial-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.trial-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Section Header */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.section-header .section-title {
    margin-bottom: 0;
}

.progress-count {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-secondary);
    padding: 0.25rem 0.6rem;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.progress-count.complete {
    background: var(--lime);
    color: #000;
}

/* Progressions Section */
.progressions-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.25rem;
}

.progressions-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.progression-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 0.75rem;
    background: var(--bg-secondary);
    border-radius: 6px;
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.progression-item:hover {
    border-color: var(--border-color);
}

.progression-item.completed {
    opacity: 0.5;
}

.progression-item.completed .progression-text {
    text-decoration: line-through;
    color: var(--text-muted);
}

/* Animated checkmark */
@keyframes checkPop {
    0% { transform: scale(1); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

@keyframes checkGlow {
    0% { box-shadow: 0 0 0 0 var(--lime-glow); }
    50% { box-shadow: 0 0 20px 5px var(--lime-glow); }
    100% { box-shadow: 0 0 0 0 var(--lime-glow); }
}

.progression-item.just-checked {
    animation: checkGlow 0.4s ease;
}

.progression-item.just-checked .progression-checkbox {
    animation: checkPop 0.3s ease;
}

.progression-checkbox {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--lime-dim);
    border-radius: 4px;
    background: transparent;
    cursor: pointer;
    flex-shrink: 0;
    transition: all 0.15s ease;
    position: relative;
}

.progression-checkbox:checked {
    background: var(--lime);
    border-color: var(--lime);
}

.progression-checkbox:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--bg-primary);
    font-size: 0.75rem;
    font-weight: 700;
}

.progression-checkbox:hover {
    border-color: var(--lime);
}

.progression-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    flex: 1;
}

.progression-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--lime);
    background: rgba(50, 205, 50, 0.1);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    flex-shrink: 0;
}

.progression-text {
    font-size: 0.85rem;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

/* Tools Row - Timer & Metronome */
.tools-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
}

.tool-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-muted);
}

.tool-buttons {
    display: flex;
    gap: 0.4rem;
}

.tool-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    background: var(--lime);
    color: #000;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.tool-btn:hover {
    transform: scale(1.05);
}

.tool-btn.active {
    background: var(--lime-dim);
    color: var(--lime);
}

.tool-btn-dim {
    background: var(--bg-secondary);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}

.tool-btn-dim:hover {
    border-color: var(--lime);
    color: var(--text-primary);
}

/* Timer */
.timer-display {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.02em;
}

/* Metronome */
.metronome-main {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.bpm-display {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--lime);
    line-height: 1;
}

.metronome-beat {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 2px solid var(--lime-dim);
    transition: all 0.05s ease;
}

.metronome-beat.active {
    background: var(--lime);
    box-shadow: 0 0 15px var(--lime-glow);
    transform: scale(1.2);
}

.bpm-slider-compact {
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    background: var(--bg-secondary);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

.bpm-slider-compact::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: var(--lime);
    border-radius: 50%;
    cursor: pointer;
}

.bpm-slider-compact::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: var(--lime);
    border: none;
    border-radius: 50%;
    cursor: pointer;
}

.bpm-range-labels {
    display: flex;
    justify-content: space-between;
    width: 100%;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    color: var(--text-muted);
}

.metronome-toggle-btn {
    width: 100%;
    height: 32px;
    font-size: 0.9rem;
}

.section-title {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-muted);
}


/* Responsive */
@media (max-width: 900px) {
    .trial-layout {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: static;
    }
}

@media (max-width: 768px) {
    .page-container {
        padding: 1rem;
    }
    
    .header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .page-title {
        font-size: 1.5rem;
    }
    
    .trials-grid {
        grid-template-columns: 1fr;
    }
    
    .bpm-display {
        font-size: 3rem;
    }
    
    .metronome-controls {
        max-width: 100%;
    }
}

/* Glossary Page */
.glossary-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.glossary-card {
    background: rgba(22, 22, 22, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.25rem 1.5rem;
    transition: all 0.2s ease;
}

.glossary-card:hover {
    border-color: var(--lime);
    box-shadow: 0 0 20px var(--lime-glow);
}

.glossary-term {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--lime);
    margin-bottom: 0.5rem;
}

.glossary-definition {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== MATCHUPS PAGE ===== */
.matchups-page {
    max-width: 900px;
}

.matchups-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

.character-card {
    display: flex;
    flex-direction: column;
    background: rgba(22, 22, 22, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    cursor: pointer;
}

.character-card:hover {
    border-color: var(--lime);
    box-shadow: 0 0 40px var(--lime-glow);
    transform: translateY(-4px);
}

.character-card:hover .character-image {
    transform: scale(1.05);
}

.character-card:hover .character-arrow {
    opacity: 1;
    transform: translateX(0);
}

.character-card:hover .character-name {
    color: var(--lime);
}

.character-image-wrapper {
    position: relative;
    aspect-ratio: 1 / 1;
    background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 100%);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.character-image-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(209, 250, 80, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.character-card:hover .character-image-wrapper::before {
    opacity: 1;
}

.character-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.5));
}

.character-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.character-name {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    transition: color 0.2s ease;
}

.character-arrow {
    font-size: 1rem;
    color: var(--lime);
    opacity: 0;
    transform: translateX(-5px);
    transition: all 0.2s ease;
}

/* ===== MATCHUP DETAIL PAGE ===== */
.matchup-page {
    min-height: 100vh;
    background: var(--bg-primary);
}

.matchup-bar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 1rem;
    background: rgba(22, 22, 22, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.matchup-back {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    font-size: 1rem;
    color: var(--lime);
    text-decoration: none;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: all 0.15s ease;
}

.matchup-back:hover {
    background: var(--lime);
    color: #000;
    border-color: var(--lime);
}

.matchup-bar-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.matchup-bar-image {
    width: 28px;
    height: 28px;
    object-fit: contain;
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.5));
}

.matchup-bar-title span {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

/* Matchup Sections */
.matchup-sections {
    padding: 0.75rem;
    max-width: 600px;
    margin: 0 auto;
}

.mu-section {
    margin-bottom: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    background: var(--bg-card);
}

.mu-section-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--lime);
    padding: 0.6rem 1rem;
    background: rgba(209, 250, 80, 0.05);
    border-bottom: 1px solid var(--border-color);
    margin: 0;
}

.mu-notes {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mu-note {
    font-size: 0.875rem;
    color: var(--text-primary);
    line-height: 1.5;
    padding: 0.6rem 1rem;
    border-bottom: 1px solid rgba(42, 42, 42, 0.5);
    position: relative;
    padding-left: 1.75rem;
}

.mu-note:last-child {
    border-bottom: none;
}

.mu-note::before {
    content: '→';
    position: absolute;
    left: 0.75rem;
    color: var(--lime-dim);
    font-size: 0.75rem;
}

/* Responsive for Matchup Pages */
@media (max-width: 600px) {
    .matchups-grid {
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
    }
    
    .character-image-wrapper {
        padding: 0.75rem;
    }
    
    .character-name {
        font-size: 0.85rem;
    }
    
    .character-info {
        padding: 0.75rem 1rem;
    }
    
    .matchup-sections {
        padding: 0.5rem;
    }
    
    .mu-note {
        font-size: 0.8rem;
        padding: 0.5rem 0.75rem 0.5rem 1.5rem;
    }
    
    .mu-note::before {
        left: 0.5rem;
    }
}