/* ========================================
   MUSIC CONNECT - PREMIUM MODERN THEME
   ======================================== */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:opsz,wght@14..32,300;14..32,400;14..32,500;14..32,600;14..32,700&family=DM+Sans:opsz,wght@9..40,400;9..40,500;9..40,600;9..40,700&display=swap');

:root {
    /* Primary Colors - Music Inspired */
    --primary: #FF6B35;
    --primary-dark: #E55A2B;
    --primary-light: #FF8C5A;
    --secondary: #7C3AED;
    --secondary-dark: #6D28D9;
    --accent: #EC4899;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    
    /* Dark Theme */
    --bg-dark: #0A0A0A;
    --bg-card: #141414;
    --bg-elevated: #1A1A1A;
    --border: #2A2A2A;
    --text-primary: #FFFFFF;
    --text-secondary: #A3A3A3;
    --text-muted: #737373;
    
    /* Light Theme */
    --bg-light: #F8F9FA;
    --bg-card-light: #FFFFFF;
    --border-light: #E5E5E5;
    --text-primary-light: #1A1A1A;
    --text-secondary-light: #525252;
    
    /* Music Elements */
    --vinyl-black: #1A1A1A;
    --vinyl-groove: #2A2A2A;
    --speaker-grill: repeating-linear-gradient(45deg, #2A2A2A 0px, #2A2A2A 2px, #1A1A1A 2px, #1A1A1A 6px);
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.2);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.25);
    --shadow-glow: 0 0 20px rgba(255,107,53,0.3);
}

/* Light Mode Override */
body.light-mode {
    --bg-dark: #F8F9FA;
    --bg-card: #FFFFFF;
    --bg-elevated: #F1F3F5;
    --border: #E5E5E5;
    --text-primary: #1A1A1A;
    --text-secondary: #525252;
    --text-muted: #A3A3A3;
}

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

html, body {
    height: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.5;
    transition: background 0.3s ease, color 0.3s ease;
}

/* ========================================
   ANIMATIONS
   ======================================== */

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ========================================
   LOADER
   ======================================== */

#loaders, #loader {
    position: fixed;
    inset: 0;
    background: var(--bg-dark);
    display: none;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    z-index: 10000;
}

#loader {
    display: flex;
}

.music-loader {
    font-size: 80px;
    animation: float 2s ease-in-out infinite;
}

.spin {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* ========================================
   LANDING PAGE - HERO SECTION
   ======================================== */

.landing-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #0A0A0A 0%, #1A1A1A 100%);
}

/* Animated Background */
.landing-container::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 20% 50%, rgba(255,107,53,0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(124,58,237,0.1) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

/* Vinyl Record Decoration */
.vinyl-decoration {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1A1A1A, #0A0A0A);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    opacity: 0.3;
}

.vinyl-decoration::before {
    content: '';
    position: absolute;
    inset: 20px;
    border-radius: 50%;
    background: repeating-radial-gradient(circle at 30% 30%, #2A2A2A 0px, #2A2A2A 2px, #1A1A1A 2px, #1A1A1A 8px);
}

.vinyl-decoration::after {
    content: '♪';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 48px;
    color: var(--primary);
    opacity: 0.5;
}

.overlay {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: var(--spacing-2xl);
    animation: slideUp 0.8s ease;
}

.overlay h1 {
    font-size: 64px;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.overlay p {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

/* CTA Buttons */
.btn-group {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 14px 32px;
    border-radius: var(--radius-full);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

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

/* ========================================
   FEATURES SECTION
   ======================================== */

.features-section {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: var(--bg-elevated);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-header h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-lg);
}

.feature-card h3 {
    font-size: 22px;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

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

/* ========================================
   HOW IT WORKS
   ======================================== */

.how-it-works {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: var(--bg-dark);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.step {
    text-align: center;
    position: relative;
}

.step:not(:last-child)::after {
    content: '→';
    position: absolute;
    right: -30px;
    top: 40px;
    font-size: 24px;
    color: var(--primary);
    opacity: 0.5;
}

@media (max-width: 768px) {
    .step:not(:last-child)::after {
        display: none;
    }
}

.step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    margin: 0 auto var(--spacing-lg);
    box-shadow: var(--shadow-lg);
}

.step h3 {
    font-size: 20px;
    margin-bottom: var(--spacing-sm);
}

.step p {
    color: var(--text-secondary);
}

/* ========================================
   TESTIMONIALS (NEW)
   ======================================== */

.testimonials-section {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: var(--bg-elevated);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.testimonial-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
}

.testimonial-text {
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
}

.author-info h4 {
    font-size: 16px;
    margin-bottom: var(--spacing-xs);
}

.author-info p {
    font-size: 12px;
    color: var(--text-muted);
}

/* ========================================
   CTA SECTION
   ======================================== */

.cta-section {
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '♪ ♫ ♪ ♫';
    position: absolute;
    font-size: 200px;
    opacity: 0.1;
    white-space: nowrap;
    animation: float 10s ease-in-out infinite;
}

.cta-section h2 {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
    color: white;
}

.cta-section p {
    font-size: 18px;
    margin-bottom: var(--spacing-xl);
    color: rgba(255,255,255,0.9);
}

.cta-section .btn {
    background: white;
    color: var(--primary);
}

.cta-section .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ========================================
   FORM CONTAINER (Login/Register)
   ======================================== */

.form-container {
    max-width: 480px;
    width: 90%;
    margin: var(--spacing-2xl) auto;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
}

.form-switch {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    background: var(--bg-elevated);
    padding: var(--spacing-xs);
    border-radius: var(--radius-full);
}

.form-switch .btn {
    flex: 1;
    background: transparent;
    color: var(--text-secondary);
    padding: 12px;
    border-radius: var(--radius-full);
}

.form-switch .btn.active {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: var(--shadow-sm);
}

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

.input-group input,
.input-group select,
.input-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-elevated);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.3s ease;
}

.input-group input:focus,
.input-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(255,107,53,0.1);
}

.password-wrapper {
    position: relative;
}

.password-wrapper input {
    padding-right: 50px;
}

.toggle-password-icon {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 18px;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.toggle-password-icon:hover {
    color: var(--primary);
}

/* Flash Messages */
.flash {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    padding: 16px 24px;
    border-radius: var(--radius-md);
    animation: slideInRight 0.3s ease;
    max-width: 400px;
    font-weight: 500;
}

.flash.success {
    background: var(--success);
    color: white;
}

.flash.error {
    background: var(--danger);
    color: white;
}

.flash.warning {
    background: var(--warning);
    color: white;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.footer a {
    color: var(--text-secondary);
    text-decoration: none;
    margin: 0 var(--spacing-md);
    transition: color 0.3s ease;
}

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

.footer p {
    margin-top: var(--spacing-md);
    color: var(--text-muted);
    font-size: 14px;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 768px) {
    .overlay h1 {
        font-size: 40px;
    }
    
    .overlay p {
        font-size: 16px;
    }
    
    .section-header h2 {
        font-size: 32px;
    }
    
    .features-grid,
    .steps,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .btn-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .form-container {
        padding: var(--spacing-lg);
        margin: var(--spacing-lg) auto;
    }
    
    .step:not(:last-child)::after {
        display: none;
    }
}

@media (max-width: 480px) {
    .overlay h1 {
        font-size: 32px;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
    
    .feature-card {
        padding: var(--spacing-lg);
    }
}