/* Global Styles */
:root {
    --bg-color: #121212;
    --bg-light: #1e1e1e;
    --bg-lighter: #2d2d2d;
    --text-color: #ffffff;
    --text-muted: #b3b3b3;
    --accent-color: #8c43ff;
    --accent-color-light: #9e61ff;
    --secondary-accent: #ff4e78;
    --transition: all 0.3s ease;
    --border-radius: 12px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

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

html {
    scroll-behavior: smooth;
}

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

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

h1, h2, h3, h4, h5, h6 {
    margin-bottom: 1rem;
    line-height: 1.2;
    font-weight: 700;
}

h1 {
    font-size: 3.5rem;
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--secondary-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

p {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--secondary-accent) 100%);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    box-shadow: var(--shadow);
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

/* Header & Navigation */
header {
    position: fixed;
    width: 100%;
    z-index: 1000;
    background: rgba(18, 18, 18, 0.8);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
}

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

.logo {
    font-weight: 700;
    font-size: 1.5rem;
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--secondary-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
}

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

.nav-cta {
    background: var(--accent-color);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    color: white !important;
}

.nav-cta:hover {
    background: var(--accent-color-light);
    color: white !important;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 8rem;
}

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

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 280px;
    height: 580px;
    background: var(--bg-lighter);
    border-radius: 40px;
    padding: 15px;
    position: relative;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.phone-mockup.large {
    width: 320px;
    height: 650px;
}

.screen {
    background: var(--bg-light);
    width: 100%;
    height: 100%;
    border-radius: 30px;
    overflow: hidden;
    position: relative;
}

.app-interface {
    height: 100%;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2rem;
}

.track-visualizer {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.track {
    height: 60px;
    background: var(--bg-lighter);
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.track.active {
    background: linear-gradient(90deg, rgba(140, 67, 255, 0.2) 0%, rgba(255, 78, 120, 0.2) 100%);
}

.track.active::before {
    content: '';
    position: absolute;
    height: 15px;
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--secondary-accent) 100%);
    bottom: 22px;
    left: 10px;
    right: 10px;
    border-radius: 10px;
    animation: soundwave 2s infinite;
}

@keyframes soundwave {
    0%, 100% {
        clip-path: polygon(0% 50%, 5% 40%, 10% 60%, 15% 30%, 20% 70%, 25% 40%, 30% 60%, 35% 30%, 40% 50%, 45% 70%, 50% 40%, 55% 60%, 60% 30%, 65% 50%, 70% 70%, 75% 40%, 80% 60%, 85% 30%, 90% 50%, 95% 60%, 100% 50%);
    }
    50% {
        clip-path: polygon(0% 60%, 5% 70%, 10% 40%, 15% 60%, 20% 30%, 25% 70%, 30% 40%, 35% 60%, 40% 30%, 45% 50%, 50% 70%, 55% 30%, 60% 60%, 65% 40%, 70% 60%, 75% 30%, 80% 50%, 85% 60%, 90% 40%, 95% 70%, 100% 60%);
    }
}

.controls {
    display: flex;
    justify-content: center;
    gap: 3rem;
    padding: 1rem 0;
}

.controls button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.record-btn {
    background: var(--secondary-accent);
    color: white;
}

.record-btn.pulse {
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 78, 120, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(255, 78, 120, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255, 78, 120, 0);
    }
}

.play-btn {
    background: var(--accent-color);
    color: white;
}

.record-btn:hover, .play-btn:hover {
    transform: scale(1.1);
}

/* Features Section */
#features {
    background: var(--bg-light);
    border-radius: var(--border-radius);
    margin-top: 2rem;
}

.feature-cards {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    flex: 1;
    background: var(--bg-lighter);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--secondary-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* How It Works Section */
.steps {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    margin-top: 3rem;
}

.step {
    flex: 1;
    position: relative;
    display: flex;
    align-items: flex-start;
}

.step-number {
    font-size: 5rem;
    font-weight: 700;
    color: rgba(140, 67, 255, 0.15);
    line-height: 1;
    margin-right: 1rem;
}

.step-content {
    flex: 1;
}

.step-icon {
    font-size: 2rem;
    margin-top: 1rem;
    color: var(--accent-color);
}

/* Interface Showcase */
#interface-showcase {
    background: var(--bg-light);
    border-radius: var(--border-radius);
}

.interface-demo {
    display: flex;
    align-items: center;
    gap: 4rem;
    margin-top: 2rem;
}

.interface-features {
    flex: 1;
}

.interface-feature {
    margin-bottom: 2rem;
}

/* Testimonials */
.testimonial-container {
    display: flex;
    gap: 2rem;
    margin-top: 3rem;
    overflow-x: auto;
    padding-bottom: 1rem;
}

.testimonial {
    flex: 1;
    background: var(--bg-light);
    padding: 2rem;
    border-radius: var(--border-radius);
    min-width: 300px;
    box-shadow: var(--shadow);
}

.testimonial p {
    font-style: italic;
    font-size: 1.1rem;
}

.testimonial-author {
    margin-top: 1rem;
    font-weight: 600;
    color: var(--accent-color);
}

/* Download Section */
#download {
    text-align: center;
    background: linear-gradient(45deg, rgba(140, 67, 255, 0.1) 0%, rgba(255, 78, 120, 0.1) 100%);
    border-radius: var(--border-radius);
}

.app-store-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.app-store img, .play-store img {
    height: 50px;
    transition: var(--transition);
}

.app-store img:hover, .play-store img:hover {
    transform: scale(1.05);
}

/* Footer */
footer {
    background: var(--bg-light);
    padding: 4rem 2rem 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo {
    font-weight: 700;
    font-size: 1.5rem;
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--secondary-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-lighter);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
}

.copyright {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Media Queries */
@media (max-width: 1024px) {
    h1 {
        font-size: 3rem;
    }
    
    h2 {
        font-size: 2.2rem;
    }
    
    #hero {
        flex-direction: column;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .feature-cards, .steps, .interface-demo {
        flex-direction: column;
    }
    
    .interface-demo {
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .phone-mockup.large {
        width: 280px;
        height: 580px;
    }
}