/* ===================================
   Festival Timetable - Main Styles
   Mobile-First Design
   =================================== */

/* CSS Variables for Stage Colors */
:root {
    /* Stage Colors - Bold & Vibrant */
    --stage-chaivibes: #FF6B6B;      /* Vibrant Red */
    --stage-mysticvalley: #4ECDC4;   /* Turquoise */
    --stage-atrium: #FFE66D;         /* Bright Yellow */
    --stage-boombox: #9B59B6;        /* Bold Purple */
    --stage-vertex: #FF6F00;         /* Vivid Orange */
    --stage-oasis: #00D084;          /* Emerald Green */
    --stage-lovecamp: #E91E63;       /* Hot Pink */
    
    /* UI Colors */
    --bg-primary: #1a1a2e;
    --bg-secondary: #16213e;
    --bg-card: #0f3460;
    --text-primary: #ffffff;
    --text-secondary: #e0e0e0;
    --text-muted: #a0a0a0;
    --accent: #e94560;
    --success: #00d9ff;
    --border: #2a2a4e;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.3);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-screen p {
    margin-top: var(--spacing-lg);
    color: var(--text-secondary);
    font-size: 1rem;
}

/* App Container */
.app-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    width: 100%;
}

/* Header */
.app-header {
    background: var(--bg-secondary);
    padding: var(--spacing-lg) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.app-title {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), var(--success));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.share-btn {
    background: var(--bg-card);
    border: 2px solid var(--border);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.share-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
    transform: scale(1.05);
}

/* Navigation Tabs */
.nav-tabs {
    display: flex;
    background: var(--bg-secondary);
    border-bottom: 2px solid var(--border);
    position: sticky;
    top: 72px;
    z-index: 99;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.nav-tab {
    flex: 1;
    min-width: 80px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: var(--spacing-md);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

.nav-tab:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.nav-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    background: var(--bg-card);
}

.nav-icon {
    font-size: 1.5rem;
}

.nav-label {
    font-size: 0.75rem;
    font-weight: 600;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: var(--spacing-md);
}

.view-section {
    display: none;
    animation: fadeIn 0.3s ease;
}

.view-section.active {
    display: block;
}

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

/* Filters */
.filters-container {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.filter-group {
    flex: 1;
    min-width: 150px;
}

.filter-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
}

.filter-select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent);
}

/* Timetable Content */
.timetable-content {
    display: grid;
    gap: var(--spacing-lg);
}

.stage-section {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.stage-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--border);
}

.stage-color-indicator {
    width: 8px;
    height: 40px;
    border-radius: var(--radius-sm);
}

.stage-name {
    font-size: 1.25rem;
    font-weight: 700;
}

.day-group {
    margin-bottom: var(--spacing-lg);
}

.day-group:last-child {
    margin-bottom: 0;
}

.day-header {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.acts-list {
    display: grid;
    gap: var(--spacing-sm);
}

.act-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border-left: 4px solid;
}

.act-card:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.act-card.is-playing {
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.25), rgba(0, 217, 255, 0.15));
    border: 2px solid rgba(0, 217, 255, 0.5);
    border-left-width: 6px;
    border-left-color: var(--success);
    box-shadow: 0 0 25px rgba(0, 217, 255, 0.6), 0 0 50px rgba(0, 217, 255, 0.3), var(--shadow-lg);
    transform: scale(1.02);
    position: relative;
}

.act-card.is-playing::before {
    content: '🎵 LIVE NOW';
    position: absolute;
    top: -8px;
    right: 12px;
    background: var(--success);
    color: var(--bg-primary);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(0, 217, 255, 0.5);
}

.act-card.is-favorited {
    border-left-color: var(--accent);
}

.act-info {
    flex: 1;
}

.act-time {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 600;
}

.act-stage-name {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 600;
    margin-top: var(--spacing-xs);
}

.act-name {
    font-size: 1rem;
    color: var(--text-primary);
    margin-top: var(--spacing-xs);
}

.act-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.favorite-btn {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    transition: transform 0.2s ease;
    padding: var(--spacing-xs);
}

.favorite-btn:hover {
    transform: scale(1.2);
}

.favorite-btn.is-favorited {
    filter: drop-shadow(0 0 4px var(--accent));
}

/* Now Playing View */
.now-playing-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.now-playing-header h2 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
}

.current-time {
    font-size: 1.25rem;
    color: var(--success);
    font-weight: 600;
}

.now-playing-content {
    display: grid;
    gap: var(--spacing-lg);
}

.now-playing-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    border-left: 6px solid;
    animation: slideIn 0.5s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.now-playing-stage {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
}

.now-playing-act {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.now-playing-time {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

.now-playing-card .favorite-btn {
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1rem;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
    margin-top: var(--spacing-md);
}

.now-playing-card .favorite-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.now-playing-card .favorite-btn.is-favorited {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--text-primary);
    filter: none;
}

.now-playing-card .favorite-btn.is-favorited:hover {
    background: var(--bg-secondary);
    border-color: var(--accent);
    color: var(--accent);
}

.no-acts-playing {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-muted);
}

.no-acts-playing-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

/* Search View */
.search-container {
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.search-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    padding-right: 3rem;
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.1);
}

.clear-search-btn {
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.25rem;
    cursor: pointer;
    padding: var(--spacing-xs);
    transition: color 0.3s ease;
}

.clear-search-btn:hover {
    color: var(--text-primary);
}

.search-results {
    display: grid;
    gap: var(--spacing-md);
}

.search-placeholder {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-muted);
}

.search-result-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.search-result-performer {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.search-result-performances {
    display: grid;
    gap: var(--spacing-sm);
}

.search-result-performance {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-left: 4px solid;
}

.performance-details {
    flex: 1;
}

.performance-stage {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.performance-datetime {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* My Schedule View */
.my-schedule-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.my-schedule-header h2 {
    font-size: 1.5rem;
}

.clear-favorites-btn {
    background: var(--bg-card);
    border: 2px solid var(--border);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.clear-favorites-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
}

.my-schedule-content {
    display: grid;
    gap: var(--spacing-md);
}

.empty-schedule {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-muted);
}

.empty-schedule-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

/* Map Placeholder */
.map-placeholder {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    margin-top: var(--spacing-xl);
    border: 2px dashed var(--border);
}

.placeholder-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.placeholder-icon {
    font-size: 4rem;
}

.placeholder-content h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.placeholder-content p {
    color: var(--text-muted);
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-card);
    color: var(--text-primary);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    opacity: 0;
    transition: all 0.3s ease;
    max-width: 90%;
    text-align: center;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Stage-specific colors */
.stage-chaivibes { border-left-color: var(--stage-chaivibes) !important; }
.stage-mysticvalley { border-left-color: var(--stage-mysticvalley) !important; }
.stage-atrium { border-left-color: var(--stage-atrium) !important; }
.stage-boombox { border-left-color: var(--stage-boombox) !important; }
.stage-vertex { border-left-color: var(--stage-vertex) !important; }
.stage-oasis { border-left-color: var(--stage-oasis) !important; }
.stage-lovecamp { border-left-color: var(--stage-lovecamp) !important; }

.color-chaivibes { background-color: var(--stage-chaivibes) !important; }
.color-mysticvalley { background-color: var(--stage-mysticvalley) !important; }
.color-atrium { background-color: var(--stage-atrium) !important; }
.color-boombox { background-color: var(--stage-boombox) !important; }
.color-vertex { background-color: var(--stage-vertex) !important; }
.color-oasis { background-color: var(--stage-oasis) !important; }
.color-lovecamp { background-color: var(--stage-lovecamp) !important; }

/* Day Section Styles (for chronological view) */
.day-section {
    margin-bottom: var(--spacing-xl);
}

.day-section-header {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--bg-card), var(--bg-secondary));
    border-radius: var(--radius-lg);
    border-left: 6px solid var(--accent);
}

/* Day-specific colors */

.day-section-header.day-thursday {
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.3), rgba(255, 107, 107, 0.1));
    border-left-color: var(--stage-chaivibes);
}

.day-section-header.day-friday {
    background: linear-gradient(135deg, rgba(78, 205, 196, 0.3), rgba(78, 205, 196, 0.1));
    border-left-color: var(--stage-mysticvalley);
}

.day-section-header.day-saturday {
    background: linear-gradient(135deg, rgba(255, 230, 109, 0.3), rgba(255, 230, 109, 0.1));
    border-left-color: var(--stage-atrium);
}

.day-section-header.day-sunday {
    background: linear-gradient(135deg, rgba(255, 111, 0, 0.3), rgba(255, 111, 0, 0.1));
    border-left-color: var(--stage-vertex);
}

.day-section-header.day-monday {
    background: linear-gradient(135deg, rgba(0, 208, 132, 0.3), rgba(0, 208, 132, 0.1));
    border-left-color: var(--stage-oasis);
}

/* Hide the inline stage color indicator - we use border-left instead */
.act-card .stage-color-indicator {
    display: none;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

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

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

/* Footer */
footer {
    padding: var(--spacing-lg);
    color: var(--text-muted);
    font-size: 0.875rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: center;
    align-items: center;
}