/* ===================================
   SAB Player Pro - Professional Design
   Ultra Modern & Premium
   =================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary-color: #c4177d;
    --secondary-color: #543d8f;
    --dark-bg: #050014;
    --card-bg: #0a0520;
    --glass-bg: rgba(26, 15, 46, 0.6);
    --text-primary: #ffffff;
    --text-secondary: #b8a3c8;
    --accent-gradient: linear-gradient(135deg, #543d8f 0%, #c4177d 100%);
    --glow-gradient: linear-gradient(135deg, rgba(84, 61, 143, 0.3) 0%, rgba(196, 23, 125, 0.3) 100%);
    --hover-transform: translateY(-8px);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(196, 23, 125, 0.25);
    --shadow-lg: 0 16px 48px rgba(196, 23, 125, 0.35);
    --border-radius: 20px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--dark-bg);
    background-image: 
        radial-gradient(at 0% 0%, rgba(84, 61, 143, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(196, 23, 125, 0.15) 0px, transparent 50%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Navigation - Glassmorphism */
nav {
    background: rgba(10, 5, 32, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(196, 23, 125, 0.1);
    padding: 1.2rem 2.5rem;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo {
    font-size: 1.9rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 0 20px rgba(196, 23, 125, 0.5));
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width 0.3s ease;
}

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

.nav-menu a:hover::after {
    width: 100%;
}

.lang-switch {
    background: var(--accent-gradient);
    border: none;
    color: white;
    padding: 0.6rem 1.4rem;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.lang-switch:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: var(--primary-color);
    border: none;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.2rem;
}

/* Hero Section - Premium Design */
.hero {
    margin-top: 80px;
    min-height: 90vh;
    padding: 6rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(180deg, rgba(5, 0, 20, 0) 0%, var(--dark-bg) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(196, 23, 125, 0.2) 0%, transparent 70%);
    pointer-events: none;
    animation: pulseGlow 8s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(90deg, rgba(196, 23, 125, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(196, 23, 125, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    opacity: 0.3;
}

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

.hero h1 {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -2px;
    text-shadow: 0 0 80px rgba(196, 23, 125, 0.3);
}

.hero p {
    font-size: 1.35rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    background: var(--accent-gradient);
    color: white;
    padding: 1.2rem 3rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    letter-spacing: 0.5px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

/* Sections */
section {
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

section h2 {
    text-align: center;
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -1px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

section h2 + p {
    text-align: center;
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 4rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Grid Layout for Cards */
.platforms-grid,
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* Cards - Modern Glassmorphism */
.platform-card,
.feature-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(196, 23, 125, 0.15);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.platform-card::before,
.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--glow-gradient);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.platform-card:hover::before,
.feature-card:hover::before {
    opacity: 1;
}

.platform-card:hover,
.feature-card:hover {
    transform: var(--hover-transform);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.platform-card .icon,
.feature-card .icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    transition: var(--transition);
    filter: drop-shadow(0 4px 8px rgba(196, 23, 125, 0.3));
}

.platform-card:hover .icon,
.feature-card:hover .icon {
    transform: scale(1.15) rotate(5deg);
}

.platform-card h3,
.feature-card h3 {
    color: var(--text-primary);
    margin-bottom: 0.8rem;
    font-size: 1.5rem;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.platform-card p,
.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* Contact Form */
.contact-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.8rem;
    border-radius: 8px;
    border: 1px solid rgba(99, 102, 241, 0.3);
    background: rgba(30, 41, 59, 0.5);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* Alert Messages */
.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    text-align: center;
}

.alert-success {
    background: rgba(34, 197, 94, 0.2);
    border: 1px solid rgba(34, 197, 94, 0.5);
    color: #4ade80;
}

.alert-error {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid rgba(239, 68, 68, 0.5);
    color: #f87171;
}

/* Playlist Page */
.playlist-intro {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.playlist-steps {
    display: grid;
    gap: 1.5rem;
}

.step {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
}

.step h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.step-number {
    display: inline-block;
    background: var(--accent-gradient);
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    text-align: center;
    line-height: 30px;
    margin-right: 0.5rem;
    font-weight: bold;
}

/* Legal Pages */
.legal-content {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.legal-content h3 {
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.legal-content p,
.legal-content ul {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.legal-content ul {
    margin-left: 2rem;
}

/* Footer - Modern Design */
footer {
    background: linear-gradient(180deg, transparent 0%, rgba(10, 5, 32, 0.8) 100%);
    backdrop-filter: blur(10px);
    padding: 3rem 2rem 2rem;
    text-align: center;
    margin-top: 6rem;
    border-top: 1px solid rgba(196, 23, 125, 0.15);
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: var(--accent-gradient);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-gradient);
    transition: width 0.3s ease;
}

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

.footer-links a:hover::after {
    width: 100%;
}

footer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        width: 100%;
        margin-top: 1rem;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-container {
        flex-direction: column;
        align-items: flex-start;
    }

    .hero {
        min-height: 70vh;
        padding: 4rem 2rem;
    }

    .hero h1 {
        font-size: 2.8rem;
        letter-spacing: -1px;
    }

    .hero p {
        font-size: 1.15rem;
    }

    section h2 {
        font-size: 2.3rem;
    }

    .platforms-grid,
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .compatibility-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .footer-links {
        flex-direction: column;
        gap: 1.2rem;
    }
}

@media (max-width: 480px) {
    .hero {
        min-height: auto;
        padding: 3rem 1.5rem;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .cta-button {
        padding: 1rem 2rem;
        font-size: 0.95rem;
    }

    nav {
        padding: 1rem 1.5rem;
    }

    .logo {
        font-size: 1.5rem;
    }

    section {
        padding: 3rem 1.5rem;
    }

    section h2 {
        font-size: 2rem;
    }

    .compatibility-grid {
        grid-template-columns: 1fr;
    }

    .device-image {
        max-width: 140px;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulseGlow {
    0%, 100% {
        opacity: 0.5;
        transform: translateX(-50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translateX(-50%) scale(1.1);
    }
}

@keyframes rotateSlow {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Compatibility Section - Premium */
.compatibility-section {
    background: linear-gradient(180deg, rgba(5, 0, 20, 0.5) 0%, rgba(26, 15, 46, 0.3) 50%, rgba(5, 0, 20, 0.5) 100%);
    padding: 6rem 2rem;
    position: relative;
    overflow: hidden;
    margin: 4rem 0;
}

.compatibility-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: radial-gradient(circle at 50% 50%, rgba(196, 23, 125, 0.15) 0%, transparent 70%);
    pointer-events: none;
    animation: rotateSlow 20s linear infinite;
}

.compatibility-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2.5rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.device-item {
    text-align: center;
    transition: var(--transition);
    padding: 2.5rem 2rem;
    border-radius: var(--border-radius);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(196, 23, 125, 0.15);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.device-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--glow-gradient);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.device-item:hover::before {
    opacity: 1;
}

.device-item:hover {
    transform: translateY(-12px) scale(1.02);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.device-image {
    width: 100%;
    max-width: 160px;
    height: auto;
    margin: 0 auto 2rem;
    display: block;
    filter: drop-shadow(0 8px 20px rgba(196, 23, 125, 0.25));
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.device-item:hover .device-image {
    filter: drop-shadow(0 12px 35px rgba(196, 23, 125, 0.5));
    transform: scale(1.1) translateY(-5px);
}

.device-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
}

.device-type {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.compatibility-badge {
    display: inline-block;
    background: var(--accent-gradient);
    color: white;
    padding: 0.5rem 1.2rem;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
    position: relative;
    z-index: 1;
    transition: var(--transition);
}

.device-item:hover .compatibility-badge {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-2 {
    margin-bottom: 2rem;
}

.mt-2 {
    margin-top: 2rem;
}