/* BeatSync Stylesheet */

/* Color Palette and Variables */
:root {
    --bg-dark: #09090b;
    --card-bg: rgba(24, 24, 27, 0.65);
    --card-border: rgba(63, 63, 70, 0.3);
    --card-hover-border: rgba(168, 85, 247, 0.4);
    
    --primary: #a855f7;
    --primary-glow: rgba(168, 85, 247, 0.15);
    --secondary: #ec4899;
    --gradient: linear-gradient(135deg, #a855f7 0%, #ec4899 100%);
    
    --text-main: #f4f4f5;
    --text-muted: #a1a1aa;
    --text-dark: #71717a;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-lg: 16px;
    --radius-md: 10px;
    --radius-sm: 6px;
}

/* Reset and Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Glow Background Effects */
.glow-bg {
    position: absolute;
    top: -10%;
    left: 20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.12) 0%, rgba(236, 72, 153, 0.05) 50%, rgba(0,0,0,0) 100%);
    filter: blur(80px);
    z-index: -1;
    pointer-events: none;
}

/* App Container Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Styling */
.sidebar {
    width: 320px;
    background-color: rgba(9, 9, 11, 0.95);
    border-right: 1px solid var(--card-border);
    padding: 40px 24px;
    display: flex;
    flex-direction: column;
    gap: 30px;
    backdrop-filter: blur(20px);
    z-index: 10;
    position: sticky;
    top: 0;
    height: 100vh;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 28px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand h1 {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 26px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

.filter-section {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.filter-section h2 {
    font-family: var(--font-heading);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* City Buttons */
.city-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.city-btn {
    background-color: rgba(39, 39, 42, 0.5);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    color: var(--text-muted);
    padding: 10px 14px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition);
}

.city-btn:hover {
    color: var(--text-main);
    border-color: rgba(168, 85, 247, 0.4);
    background-color: rgba(39, 39, 42, 0.8);
}

.city-btn.active {
    background: var(--gradient);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(168, 85, 247, 0.35);
}

/* Search Bar */
.search-box {
    position: relative;
    width: 100%;
}

.search-box input {
    width: 100%;
    background-color: rgba(39, 39, 42, 0.4);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    padding: 12px 14px 12px 40px;
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 14px;
    outline: none;
    transition: var(--transition);
}

.search-box input:focus {
    border-color: var(--primary);
    background-color: rgba(39, 39, 42, 0.7);
    box-shadow: 0 0 10px var(--primary-glow);
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 14px;
    pointer-events: none;
}

/* Filter Groups and Slider */
.filter-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
}

.filter-group label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 600;
}

.price-slider-container {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* Custom Range Input styling */
input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    background: rgba(63, 63, 70, 0.6);
    border-radius: var(--radius-sm);
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    box-shadow: 0 0 8px rgba(168, 85, 247, 0.5);
    transition: var(--transition);
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    background: var(--secondary);
}

.price-labels {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-muted);
}

#price-val {
    font-weight: 700;
    color: var(--primary);
}

/* Genre List Checkboxes */
.genre-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 180px;
    overflow-y: auto;
    padding-right: 6px;
}

/* Scrollbar customization */
.genre-list::-webkit-scrollbar {
    width: 4px;
}
.genre-list::-webkit-scrollbar-thumb {
    background-color: var(--card-border);
    border-radius: 4px;
}

.genre-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.genre-item:hover {
    color: var(--text-main);
}

.genre-item input[type="checkbox"] {
    accent-color: var(--primary);
    cursor: pointer;
}

.sidebar-footer {
    margin-top: auto;
    font-size: 11px;
    color: var(--text-dark);
    text-align: center;
    border-top: 1px solid rgba(63, 63, 70, 0.2);
    padding-top: 15px;
}

/* Main Content Area */
.main-content {
    flex-grow: 1;
    padding: 40px;
    max-width: 1400px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* Dashboard Header & Stats */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.welcome-text h2 {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 4px;
}

.welcome-text p {
    color: var(--text-muted);
    font-size: 14px;
}

.dashboard-stats {
    display: flex;
    gap: 16px;
}

.stat-card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    backdrop-filter: blur(10px);
    min-width: 170px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.25);
}

.stat-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    background-color: rgba(168, 85, 247, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 800;
    color: var(--text-main);
}

/* Analytics Card (Genre Chart) */
.analytics-card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    backdrop-filter: blur(10px);
}

.card-header {
    margin-bottom: 20px;
}

.card-header h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-header p {
    color: var(--text-muted);
    font-size: 12px;
    margin-top: 2px;
}

.genre-chart-container {
    min-height: 100px;
}

.genre-chart {
    display: flex;
    align-items: flex-end;
    gap: 20px;
    height: 120px;
    padding-top: 20px;
    overflow-x: auto;
}

.chart-bar-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-grow: 1;
    min-width: 60px;
}

.chart-bar-val {
    font-size: 11px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}

.chart-bar {
    width: 32px;
    background: var(--gradient);
    border-radius: 4px 4px 0 0;
    min-height: 4px;
    height: 0%; /* Dynamic */
    transition: height 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 4px 10px rgba(168, 85, 247, 0.2);
}

.chart-label {
    margin-top: 8px;
    font-size: 11px;
    color: var(--text-muted);
    text-align: center;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    max-width: 80px;
}

/* Events List / Grid Section */
.events-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.section-header h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sort-selector {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sort-selector label {
    font-size: 13px;
    color: var(--text-muted);
}

.sort-selector select {
    background-color: rgba(39, 39, 42, 0.6);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    color: var(--text-main);
    padding: 8px 12px;
    font-family: var(--font-body);
    font-size: 13px;
    outline: none;
    cursor: pointer;
    transition: var(--transition);
}

.sort-selector select:focus {
    border-color: var(--primary);
}

/* Concert Cards Grid */
.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

/* Concert Card Design */
.concert-card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 20px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.concert-card:hover {
    transform: translateY(-5px);
    border-color: var(--card-hover-border);
    box-shadow: 0 8px 24px rgba(168, 85, 247, 0.12);
}

.concert-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient);
    opacity: 0.8;
}

.card-top {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.card-genre-badge {
    align-self: flex-start;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 700;
    background-color: rgba(168, 85, 247, 0.12);
    color: var(--primary);
    padding: 4px 8px;
    border-radius: 20px;
}

.card-artist {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.2;
}

.card-details {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 10px;
}

.card-detail-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-muted);
}

.card-detail-item i {
    width: 14px;
    text-align: center;
    color: var(--primary);
}

.card-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(63, 63, 70, 0.2);
    padding-top: 16px;
}

.card-price-info {
    display: flex;
    flex-direction: column;
}

.card-price-label {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.card-price-val {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-main);
}

.ticket-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--gradient);
    border: none;
    color: #fff;
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
}

.ticket-btn:hover {
    box-shadow: 0 4px 12px rgba(236, 72, 153, 0.4);
    transform: scale(1.05);
}

/* No Results section */
.no-results {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 0;
    text-align: center;
    color: var(--text-muted);
    gap: 10px;
}

.no-results i {
    font-size: 40px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.no-results h4 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    color: var(--text-main);
}

.hidden {
    display: none !important;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .app-container {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        padding: 24px;
        gap: 20px;
    }
    .city-selector {
        grid-template-columns: repeat(4, 1fr);
    }
    .main-content {
        padding: 24px;
    }
}

@media (max-width: 640px) {
    .city-selector {
        grid-template-columns: 1fr 1fr;
    }
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
    }
    .dashboard-stats {
        width: 100%;
        flex-direction: column;
    }
    .stat-card {
        width: 100%;
    }
}