/* ===== VARIABLES ===== */
:root {
    /* Colors - Light Theme */
    --primary: #8B5CF6;
    --primary-dark: #7C3AED;
    --secondary: #EC4899;
    --accent: #10B981;
    --danger: #EF4444;
    --warning: #F59E0B;
    --info: #3B82F6;
    
    /* Backgrounds */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-tertiary: #F3F4F6;
    --bg-card: #FFFFFF;
    
    /* Text */
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-tertiary: #9CA3AF;
    --text-light: #FFFFFF;
    
    /* Borders */
    --border: #E5E7EB;
    --border-light: #F3F4F6;
    --border-dark: #D1D5DB;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
}

[data-theme="dark"] {
    /* Colors - Dark Theme */
    --primary: #8B5CF6;
    --primary-dark: #7C3AED;
    --secondary: #EC4899;
    --accent: #10B981;
    --danger: #EF4444;
    --warning: #F59E0B;
    --info: #3B82F6;
    
    /* Backgrounds */
    --bg-primary: #111827;
    --bg-secondary: #1F2937;
    --bg-tertiary: #374151;
    --bg-card: #1F2937;
    
    /* Text */
    --text-primary: #F9FAFB;
    --text-secondary: #D1D5DB;
    --text-tertiary: #9CA3AF;
    --text-light: #FFFFFF;
    
    /* Borders */
    --border: #374151;
    --border-light: #4B5563;
    --border-dark: #6B7280;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
}

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    transition: var(--transition);
    overflow-x: hidden;
}

/* ===== LOADING SCREEN ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

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

.loading-icon {
    font-size: 4rem;
    margin-bottom: var(--space);
    animation: pulse 2s infinite;
}

.loading-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-lg);
}

.loading-bar {
    width: 200px;
    height: 4px;
    background: var(--border);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.loading-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    animation: loading 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

@keyframes loading {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space);
}

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

/* ===== NAVIGATION ===== */
.navbar {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-title {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition);
    font-size: 0.875rem;
    font-weight: 500;
}

.nav-item:hover {
    color: var(--primary);
    background: var(--bg-secondary);
}

.nav-item.active {
    color: var(--primary);
    background: var(--bg-secondary);
}

.nav-icon {
    font-size: 1rem;
}

.nav-divider {
    width: 1px;
    height: 24px;
    background: var(--border);
    margin: 0 var(--space-sm);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.btn-menu {
    display: none;
    flex-direction: column;
    gap: 3px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.btn-menu span {
    width: 20px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: var(--radius-full);
    transition: var(--transition);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space);
    border: none;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.btn-danger {
    background: var(--danger);
    color: white;
    border: none;
}

.btn-danger:hover {
    background: #DC2626;
    transform: translateY(-1px);
}

.btn-block {
    width: 100%;
}

.btn-lg {
    padding: var(--space) var(--space-lg);
    font-size: 1rem;
}

.btn-icon {
    padding: var(--space-sm);
    background: transparent;
    color: var(--text-secondary);
    border: none;
}

.btn-icon:hover {
    color: var(--primary);
    background: var(--bg-secondary);
}

.theme-toggle {
    font-size: 1.25rem;
}

/* ===== MAIN CONTENT ===== */
.main-content {
    min-height: calc(100vh - 64px - 300px);
}

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

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

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

/* ===== HERO SECTION ===== */
.hero-section {
    position: relative;
    padding: var(--space-xl) var(--space-md);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: var(--space);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: var(--space);
    justify-content: center;
    margin-bottom: var(--space-xl);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space);
    max-width: 900px;
    margin: 0 auto;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-align: center;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--primary);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: var(--space-xs);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== FEATURES ===== */
.features-section {
    padding: var(--space-xl) var(--space-md);
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--space);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-align: center;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--space);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== ARTISTS GRID ===== */
.artists-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
    padding: var(--space-md);
}

.artist-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.artist-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.artist-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.artist-info {
    padding: var(--space-lg);
}

.artist-name {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.artist-genre {
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space);
}

.artist-bio {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: var(--space);
}

.artist-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space);
    border-top: 1px solid var(--border);
}

/* ===== FILTERS ===== */
.filter-container {
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.search-box {
    position: relative;
    max-width: 400px;
    margin: 0 auto var(--space);
}

.search-box input {
    width: 100%;
    padding: var(--space) var(--space-lg);
    padding-left: 3rem;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.search-icon {
    position: absolute;
    left: var(--space);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
}

.filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: center;
}

.tag {
    padding: var(--space-xs) var(--space);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.tag:hover,
.tag.active {
    background: var(--primary);
    color: white;
}

/* ===== LOGIN ===== */
.login-container {
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl) var(--space-md);
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 400px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.login-header {
    text-align: center;
    padding: var(--space-xl) var(--space-lg);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
}

.login-icon {
    font-size: 3rem;
    margin-bottom: var(--space);
}

.login-header h2 {
    margin-bottom: var(--space-xs);
}

.login-header p {
    opacity: 0.9;
}

.login-tabs {
    display: flex;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.tab-btn {
    flex: 1;
    padding: var(--space) var(--space-sm);
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

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

.tab-btn.active {
    color: var(--primary);
    background: var(--bg-primary);
    border-bottom: 2px solid var(--primary);
}

.tab-content {
    padding: var(--space-xl) var(--space-lg);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* ===== FORMS ===== */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-xs);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space) var(--space);
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.password-field {
    position: relative;
}

.password-field input {
    padding-right: 3rem;
}

.show-password {
    position: absolute;
    right: var(--space);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: var(--space-xs);
}

.login-links {
    display: flex;
    justify-content: center;
    gap: var(--space);
    margin-top: var(--space-lg);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.login-links a {
    color: var(--primary);
    text-decoration: none;
}

.login-links a:hover {
    text-decoration: underline;
}

.security-note {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-lg);
    padding: var(--space);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.terms-note {
    margin-top: var(--space-lg);
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-align: center;
}

.terms-note a {
    color: var(--primary);
    text-decoration: none;
}

/* ===== CHAT WIDGET ===== */
.chat-widget {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    width: 350px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    z-index: 90;
    transition: var(--transition);
}

.chat-header {
    padding: var(--space) var(--space-lg);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-title {
    font-weight: 600;
}

.chat-badge {
    background: var(--danger);
    color: white;
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    min-width: 20px;
    text-align: center;
}

.chat-toggle {
    font-size: 0.75rem;
    transition: transform 0.3s;
}

.chat-widget.collapsed .chat-toggle {
    transform: rotate(180deg);
}

.chat-body {
    height: 400px;
    display: flex;
    flex-direction: column;
    transition: height 0.3s;
}

.chat-widget.collapsed .chat-body {
    height: 0;
    overflow: hidden;
}

.chat-messages {
    flex: 1;
    padding: var(--space);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--space);
}

.message {
    max-width: 80%;
    padding: var(--space-sm) var(--space);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    line-height: 1.4;
}

.message.sent {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: var(--radius-sm);
}

.message.received {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    align-self: flex-start;
    border-bottom-left-radius: var(--radius-sm);
}

.message-time {
    display: block;
    font-size: 0.75rem;
    opacity: 0.7;
    margin-top: var(--space-xs);
}

.chat-input {
    display: flex;
    padding: var(--space);
    border-top: 1px solid var(--border);
    gap: var(--space);
}

.chat-input input {
    flex: 1;
    padding: var(--space-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.875rem;
}

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

.chat-input button {
    padding: var(--space-sm) var(--space);
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
}

.chat-input button:hover {
    background: var(--primary-dark);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    margin-top: var(--space-xl);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-xl) var(--space-md);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: var(--space);
}

.footer-section h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space);
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--primary);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space);
}

.footer-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: var(--space);
    margin-top: var(--space);
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding: var(--space) var(--space-md);
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-note {
    margin-top: var(--space-xs);
    font-size: 0.75rem;
    opacity: 0.7;
}

/* ===== NOTIFICATIONS ===== */
.notification-container {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--space);
}

.notification {
    padding: var(--space) var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    animation: slideIn 0.3s ease;
    max-width: 300px;
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.notification.success {
    border-left: 4px solid var(--accent);
}

.notification.error {
    border-left: 4px solid var(--danger);
}

.notification.info {
    border-left: 4px solid var(--info);
}

.notification-title {
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.notification-message {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ===== MODALS ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: none;
}

.modal-overlay.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1001;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: modalSlide 0.3s ease;
}

.modal-content.large {
    max-width: 800px;
}

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

.modal-close {
    position: absolute;
    top: var(--space);
    right: var(--space);
    background: none;
    border: none;
    color: var(--text-tertiary);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
}

.modal-close:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--space-xl);
}

.modal-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
}

/* ===== UPLOAD AREAS ===== */
.upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: var(--space-xl);
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.upload-area:hover {
    border-color: var(--primary);
    background: var(--bg-secondary);
}

.upload-icon {
    font-size: 2rem;
    margin-bottom: var(--space);
    color: var(--text-tertiary);
}

.upload-text {
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.upload-hint {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-primary);
        flex-direction: column;
        padding: var(--space);
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .btn-menu {
        display: flex;
    }
    
    .chat-widget {
        width: calc(100% - var(--space-lg) * 2);
        right: var(--space-lg);
        left: var(--space-lg);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .artists-grid {
        grid-template-columns: 1fr;
    }
}