/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background-color: #000000;
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.025em;
}

h1 {
    font-size: 2.5rem;
    font-weight: 800;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, #ff6b35, #ffd700);
    color: #000;
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.3);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 30px rgba(255, 107, 53, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.125rem;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding-top: env(safe-area-inset-top);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    height: 48px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 500;
    color: #ffffff;
    letter-spacing: -0.025em;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-link {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
}

.nav-link:hover {
    color: #ffd700;
}

.nav-login-btn {
    padding: 8px 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    transition: all 0.2s ease;
}

.nav-login-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    color: #fff;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: env(safe-area-inset-top);
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.video-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.3));
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 800px;
    padding: 0 20px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 24px;
    letter-spacing: -0.05em;
}

.highlight {
    background: linear-gradient(135deg, #ff6b35, #ffd700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    color: rgba(255, 255, 255, 0.9);
}

.hero-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.scroll-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #fff;
    opacity: 0.7;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* Music Control Button */
.music-control {
    position: absolute;
    bottom: 40px;
    left: 40px;
    z-index: 100;
}

.music-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    padding: 12px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    width: 48px;
    height: 48px;
}

.music-btn:hover {
    background: rgba(0, 0, 0, 0.8);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.music-btn.playing {
    background: rgba(255, 215, 0, 0.15);
    border-color: rgba(255, 215, 0, 0.6);
    color: #ffd700;
}

.music-btn.playing:hover {
    background: rgba(255, 215, 0, 0.25);
}

.audio-icon {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
}

.speaker-muted, .speaker-active {
    position: absolute;
    top: 0;
    left: 0;
    width: 24px;
    height: 24px;
    color: inherit;
    transition: all 0.3s ease;
}

/* Initially show muted icon */
.music-btn .speaker-muted {
    opacity: 1;
    transform: scale(1);
}

.music-btn .speaker-active {
    opacity: 0;
    transform: scale(0.9);
}

/* When playing, show active icon with animations */
.music-btn.playing .speaker-muted {
    opacity: 0;
    transform: scale(0.9);
}

.music-btn.playing .speaker-active {
    opacity: 1;
    transform: scale(1);
}

.music-btn.playing .sound-wave-1 {
    animation: soundWave1 2s ease-in-out infinite;
}

.music-btn.playing .sound-wave-2 {
    animation: soundWave2 2s ease-in-out infinite 0.3s;
}

@keyframes soundWave1 {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.05);
    }
}

@keyframes soundWave2 {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.03);
    }
}

/* Features Section */
.features {
    padding: 120px 0;
    background: #000;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.7);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.feature-card {
    position: relative;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 215, 0, 0.3);
    transform: translateY(-4px);
}

.feature-card.featured {
    border-color: rgba(255, 215, 0, 0.5);
    background: rgba(255, 215, 0, 0.05);
}

.feature-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #ff6b35, #ffd700);
    color: #000;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 24px;
}

.feature-card h3 {
    margin-bottom: 16px;
}

.feature-card p {
    margin-bottom: 24px;
}

.feature-link {
    color: #ffd700;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
}

/* Coaches Section */
.coaches {
    padding: 120px 0;
    background: rgba(255, 255, 255, 0.02);
}

.coaches-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    align-items: center;
}

.coaches-text h2 {
    margin-bottom: 24px;
}

.coaches-subtitle {
    margin-bottom: 40px;
    font-size: 1.25rem;
}

.coaches-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: #ffd700;
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 4px;
}

.coaches-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.coach-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.3s ease;
}

.coach-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
}

.coach-image {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.coach-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.coach-info h4 {
    margin-bottom: 4px;
    font-size: 1.125rem;
}

.coach-info p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    margin-bottom: 8px;
}

/* Training Types Section */
.training-types {
    padding: 120px 0;
    background: #000;
}

.training-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.training-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
}

.training-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-4px);
}

.training-visual {
    margin-bottom: 24px;
}

.training-icon {
    font-size: 3rem;
}

.training-card h3 {
    margin-bottom: 16px;
}

.training-card p {
    margin-bottom: 24px;
}

.training-price {
    background: linear-gradient(135deg, #ff6b35, #ffd700);
    color: #000;
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 700;
    display: inline-block;
}

/* CTA Section */
.cta-section {
    padding: 120px 0;
    background: rgba(255, 215, 0, 0.05);
    border-top: 1px solid rgba(255, 215, 0, 0.2);
    border-bottom: 1px solid rgba(255, 215, 0, 0.2);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    margin-bottom: 16px;
}

.cta-content p {
    margin-bottom: 40px;
    font-size: 1.25rem;
}

.cta-actions {
    margin-bottom: 24px;
}

.cta-note {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 16px;
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    background: #000;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    text-align: center;
}

.footer-logo {
    height: 72px;
    width:72px;
    width: auto;
    margin-bottom: 16px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.footer-column h4 {
    margin-bottom: 16px;
    font-size: 1rem;
}

.footer-column a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: 8px;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.footer-column a:hover {
    color: #ffd700;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: 20px;
}

.footer-copyright {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-social {
    display: flex;
    gap: 24px;
}

.social-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.social-link:hover {
    color: #ffd700;
}

/* Tablet Styles */
@media (min-width: 768px) {
    .container {
        padding: 0 40px;
    }
    
    h1 {
        font-size: 3.5rem;
    }
    
    .hero-title {
        font-size: 5rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .feature-card.featured {
        grid-column: auto;
        max-width: none;
    }
    
    .coaches-stats {
        gap: 60px;
    }
    
    .coaches-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .training-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .nav-container {
        padding: 20px 40px;
    }
}


/* Mobile-specific adjustments */
@media (max-width: 767px) {
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.1;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .nav-actions .btn {
        padding: 8px 16px;
        font-size: 0.875rem;
        width: auto;
        max-width: none;
    }
    
    .nav-actions .nav-login-btn {
        padding: 6px 12px;
        font-size: 0.875rem;
    }
    
    .logo-img {
        height: 40px;
    }
    
    .logo-text {
        font-size: 1.25rem;
    }
    
    .music-control {
        bottom: 20px;
        left: 20px;
    }
    
    .music-btn {
        width: 44px;
        height: 44px;
        padding: 10px;
    }
    
    .audio-icon {
        width: 20px;
        height: 20px;
    }
    
    .speaker-muted, .speaker-active {
        width: 20px;
        height: 20px;
    }
    
    .coaches-stats {
        justify-content: space-around;
        gap: 20px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}