/* Variables & Global Styles */
:root {
    --bg-dark: #121212;
    --bg-surface: #1E1E1E;
    --bg-card: rgba(255, 255, 255, 0.03);

    --accent-primary: #6CE3B7;
    --accent-primary-hover: #4dcfa1;
    --accent-secondary: #8B5CF6;

    --text-primary: #ffffff;
    --text-secondary: #A0A0A0;
    --text-muted: #6B7280;

    --gradient-brand: linear-gradient(135deg, #6CE3B7 0%, #3B82F6 100%);
    --gradient-glow: radial-gradient(circle, rgba(108, 227, 183, 0.15) 0%, rgba(18, 18, 18, 0) 70%);

    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
    font-family: 'Vazirmatn', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.text-accent {
    color: var(--accent-primary);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent-primary);
    color: #000;
    box-shadow: 0 4px 15px rgba(108, 227, 183, 0.3);
}

.btn-primary:hover {
    background: var(--accent-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108, 227, 183, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    backdrop-filter: blur(20px);
    background-color: rgba(18, 18, 18, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-weight: 600;
    color: var(--text-secondary);
}

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

/* Hero Section */
.hero {
    position: relative;
    padding: 160px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.glow-circle {
    position: absolute;
    width: 600px;
    height: 600px;
    background: var(--gradient-glow);
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
}

.glow-circle.top-left {
    top: -200px;
    left: -200px;
}

.glow-circle.bottom-right {
    bottom: -200px;
    right: -200px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(18, 18, 18, 0) 70%);
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(108, 227, 183, 0.1);
    color: var(--accent-primary);
    border: 1px solid rgba(108, 227, 183, 0.2);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.3;
    margin-bottom: 24px;
    font-weight: 900;
}

.hero-content h1 span {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 50px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 30px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

.stat-number {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.stat-divider {
    width: 2px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
}

/* App Mockup UI */
.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    position: relative;
    perspective: 1000px;
}

.mockup-container {
    position: relative;
    width: 320px;
    height: 650px;
    transform: rotateY(-15deg) rotateX(5deg);
    transition: transform 0.5s ease;
}

.mockup-container:hover {
    transform: rotateY(0deg) rotateX(0deg);
}

.app-mockup {
    width: 100%;
    height: 100%;
    background: rgba(30, 30, 30, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 40px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5), inset 0 0 0 8px #000;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
    z-index: 2;
}

.mockup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 20px;
    font-weight: 700;
}

.mockup-body {
    flex: 1;
    padding: 0 20px;
    overflow-y: auto;
}

.music-card-large {
    width: 100%;
    height: 200px;
    border-radius: 20px;
    background: linear-gradient(to bottom right, #2a2a2a, #1a1a1a);
    margin-bottom: 24px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.play-btn-overlay {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
}

.mockup-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.music-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.03);
    padding: 12px;
    border-radius: 16px;
    margin-bottom: 12px;
}

.music-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
}

.bg-gradient-1 {
    background: linear-gradient(135deg, #f6d365 0%, #fda085 100%);
}

.bg-gradient-2 {
    background: linear-gradient(135deg, #a18cd1 0%, #fbc2eb 100%);
}

.music-info {
    flex: 1;
}

.music-info h4 {
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.music-info p {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.mockup-nav {
    display: flex;
    justify-content: space-around;
    padding: 20px;
    background: rgba(25, 25, 25, 0.9);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.mockup-nav i {
    font-size: 1.2rem;
    color: var(--text-muted);
}

.mockup-nav i.active {
    color: var(--accent-primary);
}

/* Floating Elements */
.floating-element {
    position: absolute;
    background: rgba(30, 30, 30, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px 20px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    z-index: 3;
    animation: float 6s ease-in-out infinite;
}

.floating-element i {
    color: var(--accent-primary);
}

.float-1 {
    top: 15%;
    right: -40px;
    animation-delay: 0s;
}

.float-2 {
    bottom: 25%;
    left: -50px;
    animation-delay: 2s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-15px);
    }
}


/* Features Section */
.features {
    padding: 100px 0;
    background-color: var(--bg-surface);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.02);
    padding: 40px 30px;
    border-radius: 24px;
    transition: var(--transition);
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-5px);
    border-color: rgba(108, 227, 183, 0.3);
}

.feature-icon-wrapper {
    width: 60px;
    height: 60px;
    background: rgba(108, 227, 183, 0.1);
    color: var(--accent-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Testimonials Section */
.testimonials {
    padding: 100px 0;
    background-color: var(--bg-dark);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.02);
    padding: 40px 30px;
    border-radius: 24px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.testimonial-card:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-5px);
    border-color: rgba(108, 227, 183, 0.3);
}

.stars {
    color: #f59e0b;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.testimonial-text {
    color: var(--text-secondary);
    font-size: 1.05rem;
    font-style: italic;
    flex-grow: 1;
    margin-bottom: 30px;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 20px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(108, 227, 183, 0.2);
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    overflow: hidden;
}

.author-info h4 {
    font-size: 1rem;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.author-info span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* CTA Section */
.cta {
    padding: 100px 0;
}

.cta-inner {
    background: var(--gradient-brand);
    border-radius: 30px;
    padding: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    overflow: hidden;
    position: relative;
    box-shadow: 0 20px 40px rgba(108, 227, 183, 0.2);
}

.cta-content {
    flex: 1;
    max-width: 500px;
    color: #fff;
    z-index: 2;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: #000;
}

.cta-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: rgba(0, 0, 0, 0.8);
    font-weight: 600;
}

.cta-content .btn-primary {
    background: #000;
    color: #fff;
    box-shadow: none;
}

.cta-content .btn-secondary {
    background: rgba(0, 0, 0, 0.1);
    color: #000;
    border: 1px solid rgba(0, 0, 0, 0.2);
}

.cta-image {
    position: absolute;
    left: 40px;
    bottom: -60px;
    opacity: 0.15;
    z-index: 1;
}

.android-huge {
    font-size: 350px;
    color: #000;
}

/* Footer */
footer {
    background-color: var(--bg-surface);
    padding: 80px 0 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-container {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-col {
    flex: 1;
    min-width: 200px;
}

.brand-col {
    flex: 2;
    min-width: 300px;
}

.brand-col p {
    color: var(--text-secondary);
    margin: 20px 0;
    max-width: 300px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
}

.social-links a:hover {
    background: var(--accent-primary);
    color: #000;
}

.footer-col h4 {
    margin-bottom: 24px;
    font-size: 1.1rem;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: var(--text-secondary);
}

.footer-col ul li a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-container {
        flex-direction: column;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .cta-inner {
        flex-direction: column;
        text-align: center;
        padding: 40px 20px;
    }

    .cta-content .hero-buttons {
        justify-content: center !important;
        flex-wrap: wrap;
    }

    .cta-image {
        display: none;
    }
}

@media (max-width: 768px) {

    .nav-links,
    .navbar .btn-outline {
        display: none;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-stats {
        flex-wrap: wrap;
        justify-content: center;
    }

    .floating-element {
        display: none;
    }
}