/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-black: #000000;
    --primary-red: #e74c3c;
    --primary-green: #27ae60;
    --text-light: #ffffff;
    --text-dark: #2c3e50;
    --bg-dark: #1a1a1a;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-light);
    background: #000;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Bebas Neue', cursive;
    letter-spacing: 2px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.2rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Bebas Neue', cursive;
    font-size: 2.5rem;
    color: var(--text-light);
    letter-spacing: 4px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 3rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-light);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    padding: 0.5rem 0;
}

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

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

.music-link {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 0.5rem 1.5rem !important;
    border-radius: 50px;
    font-weight: 700 !important;
    letter-spacing: 2px;
}

.music-link:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.music-link::after {
    display: none;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-light);
    transition: all 0.3s ease;
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #000 0%, #1a1a1a 50%, #2d2d2d 100%);
    padding: 120px 20px 80px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(231, 76, 60, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(39, 174, 96, 0.15) 0%, transparent 50%);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,0,0,0.7) 0%, rgba(26,26,26,0.5) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(3rem, 10vw, 7rem);
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #fff 0%, #e74c3c 50%, #27ae60 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1rem;
    font-weight: 600;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.btn-primary:hover {
    background: #c0392b;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(231, 76, 60, 0.4);
}

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

.btn-secondary:hover {
    background: var(--text-light);
    color: var(--text-dark);
    transform: translateY(-3px);
}

/* ===== FEATURES SECTION ===== */
.features-section {
    padding: 6rem 0;
    background: #0a0a0a;
}

.section-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    text-align: center;
    margin-bottom: 4rem;
    color: var(--text-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-red);
    box-shadow: 0 10px 30px rgba(231, 76, 60, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.feature-card p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

/* ===== PRODUCTS SECTION ===== */
.products-section {
    padding: 6rem 0;
    background: linear-gradient(180deg, #000 0%, #1a1a1a 100%);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.product-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

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

.product-card.black-theme {
    border-color: rgba(255, 255, 255, 0.3);
}

.product-card.black-theme:hover {
    border-color: #fff;
    box-shadow: 0 20px 40px rgba(255, 255, 255, 0.1);
}

.product-card.red-theme {
    border-color: rgba(231, 76, 60, 0.3);
}

.product-card.red-theme:hover {
    border-color: var(--primary-red);
    box-shadow: 0 20px 40px rgba(231, 76, 60, 0.3);
}

.product-card.green-theme {
    border-color: rgba(39, 174, 96, 0.3);
}

.product-card.green-theme:hover {
    border-color: var(--primary-green);
    box-shadow: 0 20px 40px rgba(39, 174, 96, 0.3);
}

.product-image {
    background: rgba(0, 0, 0, 0.5);
    padding: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.product-image img {
    max-height: 250px;
    width: auto;
    margin: 0 auto;
}

.product-info {
    padding: 2rem;
}

.product-info h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.product-tagline {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    font-style: italic;
}

.product-description {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.product-features {
    list-style: none;
    margin-bottom: 2rem;
}

.product-features li {
    color: rgba(255, 255, 255, 0.7);
    padding: 0.5rem 0;
    font-size: 0.95rem;
}

.btn-product {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--primary-red);
    color: white;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    width: 100%;
    text-align: center;
}

.btn-product:hover {
    background: #c0392b;
    transform: translateY(-2px);
}

/* ===== ABOUT SECTION ===== */
.about-section {
    padding: 6rem 0;
    background: #0a0a0a;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text {
    color: rgba(255, 255, 255, 0.8);
}

.about-text h3 {
    font-size: 2rem;
    margin: 2rem 0 1rem;
    color: var(--text-light);
}

.about-text p {
    line-height: 1.9;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-box {
    background: rgba(231, 76, 60, 0.1);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    border: 2px solid rgba(231, 76, 60, 0.3);
}

.stat-box h4 {
    font-size: 2.5rem;
    color: var(--primary-red);
    margin-bottom: 0.5rem;
}

.stat-box p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* ===== TRAINING SECTION ===== */
.training-section {
    padding: 6rem 0;
    background: linear-gradient(180deg, #1a1a1a 0%, #000 100%);
}

.training-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.training-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.training-card h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-red);
}

.training-card p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.training-card ul {
    list-style: none;
}

.training-card li {
    color: rgba(255, 255, 255, 0.7);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.training-card li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-green);
}

/* ===== MUSCLES SECTION ===== */
.muscles-section {
    padding: 6rem 0;
    background: #0a0a0a;
}

.muscles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.muscle-group {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 15px;
    border-left: 4px solid var(--primary-green);
    text-align: center;
}

.muscle-group h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--primary-green);
}

.muscle-group p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* ===== CTA SECTION ===== */
.cta-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary-red) 0%, #c0392b 100%);
    text-align: center;
}

.cta-section h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 1rem;
    color: white;
}

.cta-section p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    color: rgba(255, 255, 255, 0.9);
}

.cta-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary-large {
    padding: 1.2rem 3rem;
    background: white;
    color: var(--primary-red);
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary-large:hover {
    background: #f8f8f8;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.btn-secondary-large {
    padding: 1.2rem 3rem;
    background: transparent;
    color: white;
    border: 3px solid white;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-secondary-large:hover {
    background: white;
    color: var(--primary-red);
    transform: translateY(-3px);
}

/* ===== FOOTER ===== */
.footer {
    background: #000;
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-red);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.5rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: rgba(0, 0, 0, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        padding: 1rem 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-buttons,
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 1rem;
    }
    
    .logo {
        font-size: 2rem;
    }
    
    .products-grid,
    .features-grid,
    .training-grid {
        grid-template-columns: 1fr;
    }
}