/* --- Variables & Setup --- */
:root {
    --primary-color: #ccff00;
    --primary-hover: #b3e600;
    --bg-dark: #0a0a0a;
    --bg-card: #151515;
    --bg-card-hover: #1f1f1f;
    --text-light: #ffffff;
    --text-muted: #a0a0a0;
    --border-color: #333333;
    
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-weight: 700;
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

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

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

span {
    color: var(--primary-color);
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 500;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 4px;
    transition: var(--transition-fast);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--bg-dark);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(204, 255, 0, 0.3);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-light);
    border-color: var(--text-light);
}

.btn-outline:hover {
    background-color: var(--text-light);
    color: var(--bg-dark);
    transform: translateY(-2px);
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

.btn-text {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    text-transform: uppercase;
}

.btn-text i {
    transition: transform var(--transition-fast);
}

.btn-text:hover i {
    transform: translateX(5px);
}

/* --- Section Headers --- */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 1000;
    transition: var(--transition-fast);
}

.navbar.scrolled {
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 1px;
}

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

.nav-link {
    font-size: 1rem;
    font-weight: 500;
    position: relative;
    padding-bottom: 5px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

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

/* --- Hero Section --- */
.hero {
    height: 100vh;
    min-height: 600px;
    background: url('assets/images/hero_man.png') center/cover no-repeat;
    position: relative;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(10, 10, 10, 0.9) 0%, rgba(10, 10, 10, 0.4) 100%);
}

.hero-container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 650px;
}

.hero-content h1 {
    font-size: 4.5rem;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

/* --- Statistics Section --- */
.statistics {
    background-color: var(--bg-card);
    padding: 60px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stats-container {
    display: flex;
    justify-content: space-between;
    text-align: center;
    flex-wrap: wrap;
    gap: 30px;
}

.stat-item h2 {
    display: inline-block;
    font-size: 3.5rem;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-item span {
    font-size: 3.5rem;
    font-family: var(--font-heading);
    font-weight: 700;
}

.stat-item p {
    font-size: 1.1rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- Programs Section --- */
.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.program-card {
    background-color: var(--bg-card);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition-medium);
    border: 1px solid var(--border-color);
}

.program-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border-color: rgba(204, 255, 0, 0.3);
}

.program-img {
    height: 250px;
    overflow: hidden;
}

.program-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.program-card:hover .program-img img {
    transform: scale(1.1);
}

.program-content {
    padding: 30px;
}

.program-content h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.program-content p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

/* --- Trainers Section --- */
.trainers {
    background-color: var(--bg-card);
}

.trainers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.trainer-card {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
}

.trainer-img {
    position: relative;
    height: 400px;
}

.trainer-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: var(--transition-medium);
}

.trainer-card:hover .trainer-img img {
    filter: grayscale(0%);
}

.trainer-socials {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    gap: 15px;
    opacity: 0;
    transition: var(--transition-medium);
}

.trainer-card:hover .trainer-socials {
    opacity: 1;
}

.trainer-socials a {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.2rem;
}

.trainer-socials a:hover {
    background-color: var(--text-light);
}

.trainer-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    text-align: center;
}

.trainer-info h3 {
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.trainer-info p {
    color: var(--primary-color);
    font-family: var(--font-heading);
    text-transform: uppercase;
}

/* --- Pricing Section --- */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    align-items: center;
}

.pricing-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition-medium);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
}

.pricing-card.featured {
    background-color: #111;
    border-color: var(--primary-color);
    transform: scale(1.05);
    padding: 50px 30px;
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.popular-badge {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--primary-color);
    color: var(--bg-dark);
    padding: 5px 15px;
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-weight: 700;
    border-radius: 20px;
    font-size: 0.9rem;
}

.pricing-header {
    margin-bottom: 30px;
}

.pricing-header h3 {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin-bottom: 15px;
}

.pricing-header h2 {
    font-size: 3rem;
    color: var(--text-light);
}

.pricing-header h2 span {
    font-size: 1rem;
    color: var(--text-muted);
}

.pricing-features {
    text-align: left;
    margin-bottom: 30px;
}

.pricing-features li {
    margin-bottom: 15px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-features li i.fa-check {
    color: var(--primary-color);
}

.pricing-features li i.fa-times {
    color: #555;
}

/* --- Testimonials --- */
.testimonials {
    background-color: var(--bg-card);
}

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

.testimonial-card {
    background-color: var(--bg-dark);
    padding: 40px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.stars {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.quote {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 30px;
}

.client-info h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.client-info span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* --- Contact Section --- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--text-muted);
    margin-bottom: 40px;
}

.info-items {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 20px;
}

.icon-box {
    width: 60px;
    height: 60px;
    background-color: rgba(204, 255, 0, 0.1);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    border-radius: 50%;
}

.info-item h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.info-item p {
    color: var(--text-muted);
}

.contact-form {
    background-color: var(--bg-card);
    padding: 40px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 20px;
}

.form-control {
    width: 100%;
    padding: 15px;
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    border-radius: 4px;
    font-family: var(--font-body);
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
}

textarea.form-control {
    resize: vertical;
}

/* --- Footer --- */
.footer {
    background-color: #050505;
    padding-top: 80px;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-col h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.footer-text {
    color: var(--text-muted);
    margin-bottom: 20px;
}

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

.social-links a {
    width: 35px;
    height: 35px;
    background-color: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--text-light);
    transition: var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--primary-color);
    color: var(--bg-dark);
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--text-muted);
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-hours li {
    color: var(--text-muted);
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
}

.newsletter-form {
    display: flex;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 15px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    border-radius: 4px 0 0 4px;
}

.newsletter-form button {
    padding: 0 20px;
    background-color: var(--primary-color);
    border: none;
    color: var(--bg-dark);
    cursor: pointer;
    border-radius: 0 4px 4px 0;
    transition: var(--transition-fast);
}

.newsletter-form button:hover {
    background-color: var(--primary-hover);
}

.footer-bottom {
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

/* --- Animations & Utilities --- */
.animate-on-scroll {
    opacity: 0;
    transition: all 0.8s ease;
}

.fade-in {
    transform: scale(0.95);
}

.fade-in.is-visible {
    opacity: 1;
    transform: scale(1);
}

.slide-up {
    transform: translateY(50px);
}

.slide-up.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Media Queries --- */
@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 3.5rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    .pricing-card.featured:hover {
        transform: translateY(-10px);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: absolute;
        top: 100%;
        left: -100%;
        width: 100%;
        background-color: var(--bg-dark);
        flex-direction: column;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 20px rgba(0,0,0,0.5);
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        padding: 30px 0;
        gap: 20px;
    }
    
    .hamburger {
        display: block;
    }
    
    .nav-btn {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 2.8rem;
    }
    
    .stats-container {
        justify-content: space-around;
    }
    
    .stat-item {
        width: 45%;
        margin-bottom: 20px;
    }
    
    .pricing-card.featured {
        padding: 40px 30px;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
    }
    
    .stat-item {
        width: 100%;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
    }
}