/* ===== CSS Variables ===== */
:root {
    --primary: #ff4d4d;
    --primary-dark: #e63939;
    --secondary: #1a1a2e;
    --accent: #ff4d4d;
    --text-primary: #1a1a2e;
    --text-secondary: #666;
    --text-light: #999;
    --text-white: #fff;
    --bg-dark: #0f0f1a;
    --bg-light: #f5f5f5;
    --bg-white: #fff;
    --border: #e0e0e0;
    --gradient: linear-gradient(135deg, #ff4d4d 0%, #ff8c00 100%);
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --radius: 8px;
}

/* ===== Reset & Base ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-white);
}

h1, h2, h3, h4 {
    font-family: 'Oswald', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    text-transform: uppercase;
}

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

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

ul {
    list-style: none;
}

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

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    font-family: 'Oswald', sans-serif;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 2px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: var(--gradient);
    color: var(--text-white);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 77, 77, 0.4);
}

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

.btn-outline:hover {
    background: var(--text-white);
    color: var(--text-primary);
}

.btn-lg {
    padding: 18px 40px;
    font-size: 16px;
}

.btn-sm {
    padding: 10px 24px;
    font-size: 13px;
}

.btn-full {
    width: 100%;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: var(--bg-dark);
    padding: 15px 0;
    box-shadow: var(--shadow);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Oswald', sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: var(--text-white);
    text-transform: uppercase;
}

.logo i {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 35px;
}

.nav-links a {
    color: var(--text-white);
    font-family: 'Oswald', sans-serif;
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-white);
    transition: var(--transition);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: url('https://images.unsplash.com/photo-1534438327276-14e5300c3a48?w=1920') center/cover no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 15, 26, 0.95) 0%, rgba(15, 15, 26, 0.7) 100%);
}

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

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

.hero-tag {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 77, 77, 0.2);
    color: var(--accent);
    font-family: 'Oswald', sans-serif;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 30px;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 72px;
    color: var(--text-white);
    margin-bottom: 25px;
    line-height: 1.1;
}

.hero p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 35px;
}

.hero-cta {
    display: flex;
    gap: 20px;
    margin-bottom: 50px;
}

.hero-features {
    display: flex;
    gap: 40px;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-white);
}

.hero-feature i {
    font-size: 20px;
    color: var(--accent);
}

.hero-feature span {
    font-size: 14px;
    font-weight: 500;
}

.hero-stats {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    background: var(--gradient);
    z-index: 1;
}

.stat-item {
    flex: 1;
    padding: 30px;
    text-align: center;
    color: var(--text-white);
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item:last-child {
    border-right: none;
}

.stat-number {
    display: block;
    font-family: 'Oswald', sans-serif;
    font-size: 42px;
    font-weight: 700;
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
}

/* ===== Section Styles ===== */
.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 77, 77, 0.1);
    color: var(--accent);
    font-family: 'Oswald', sans-serif;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 30px;
    margin-bottom: 15px;
}

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

.section-header.light {
    color: var(--text-white);
}

.section-header h2 {
    font-size: 48px;
    margin-bottom: 15px;
}

.section-header p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.section-header.light p {
    color: rgba(255, 255, 255, 0.7);
}

/* ===== About Section ===== */
.about {
    padding: 120px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-images {
    position: relative;
}

.image-large img {
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

.image-small {
    position: absolute;
    bottom: -40px;
    right: -40px;
    width: 55%;
    border: 6px solid var(--bg-white);
    border-radius: var(--radius);
    overflow: hidden;
}

.experience-badge {
    position: absolute;
    top: -30px;
    left: -30px;
    width: 120px;
    height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    border-radius: 50%;
    color: var(--text-white);
    text-align: center;
}

.experience-badge .number {
    font-family: 'Oswald', sans-serif;
    font-size: 40px;
    font-weight: 700;
    line-height: 1;
}

.experience-badge .text {
    font-size: 12px;
    line-height: 1.3;
}

.about-content h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.about-content > p {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 35px;
}

.about-feature {
    display: flex;
    gap: 20px;
}

.about-feature .feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    border-radius: var(--radius);
    flex-shrink: 0;
}

.about-feature .feature-icon i {
    font-size: 24px;
    color: var(--text-white);
}

.feature-content h4 {
    font-size: 18px;
    margin-bottom: 5px;
}

.feature-content p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===== Classes Section ===== */
.classes {
    padding: 120px 0;
    background: var(--bg-light);
}

.classes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.class-card {
    background: var(--bg-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.class-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.class-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.class-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.class-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 15, 26, 0.8);
    opacity: 0;
    transition: var(--transition);
}

.class-card:hover .class-overlay {
    opacity: 1;
}

.class-info {
    padding: 25px;
}

.class-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
}

.class-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--accent);
}

.class-info h3 {
    font-size: 22px;
    margin-bottom: 10px;
}

.class-info p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===== Schedule Section ===== */
.schedule {
    padding: 120px 0;
    background: var(--bg-dark);
}

.schedule-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.schedule-tab {
    padding: 12px 25px;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 30px;
    color: var(--text-white);
    font-family: 'Oswald', sans-serif;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
}

.schedule-tab:hover,
.schedule-tab.active {
    background: var(--gradient);
    border-color: transparent;
}

.schedule-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.schedule-item {
    display: grid;
    grid-template-columns: 100px 1fr 1fr 100px;
    align-items: center;
    padding: 20px 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    color: var(--text-white);
    transition: var(--transition);
}

.schedule-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.schedule-item .time {
    font-family: 'Oswald', sans-serif;
    font-size: 18px;
    color: var(--accent);
}

.schedule-item .class-name {
    font-family: 'Oswald', sans-serif;
    font-size: 20px;
    text-transform: uppercase;
}

.schedule-item .trainer {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.schedule-item .duration {
    font-size: 14px;
    text-align: right;
}

/* ===== Trainers Section ===== */
.trainers {
    padding: 120px 0;
}

.trainers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.trainer-card {
    text-align: center;
}

.trainer-image {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 20px;
}

.trainer-image img {
    width: 100%;
    height: 350px;
    object-fit: cover;
}

.trainer-social {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 20px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    transform: translateY(100%);
    transition: var(--transition);
}

.trainer-card:hover .trainer-social {
    transform: translateY(0);
}

.trainer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    border-radius: 50%;
    color: var(--text-white);
}

.trainer-info h3 {
    font-size: 22px;
    margin-bottom: 5px;
}

.trainer-specialty {
    display: block;
    font-size: 14px;
    color: var(--accent);
    margin-bottom: 10px;
}

.trainer-info p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===== Pricing Section ===== */
.pricing {
    padding: 120px 0;
    background: var(--bg-light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.pricing-card {
    position: relative;
    background: var(--bg-white);
    padding: 40px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.pricing-card.featured {
    background: var(--bg-dark);
    color: var(--text-white);
    transform: scale(1.05);
}

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

.featured-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 25px;
    background: var(--gradient);
    color: var(--text-white);
    font-family: 'Oswald', sans-serif;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 30px;
}

.pricing-header h3 {
    font-size: 28px;
    margin-bottom: 5px;
}

.pricing-header p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 25px;
}

.pricing-card.featured .pricing-header p {
    color: rgba(255, 255, 255, 0.6);
}

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

.currency {
    font-size: 24px;
    vertical-align: top;
}

.amount {
    font-family: 'Oswald', sans-serif;
    font-size: 72px;
    font-weight: 700;
    line-height: 1;
}

.period {
    font-size: 16px;
    color: var(--text-secondary);
}

.pricing-card.featured .period {
    color: rgba(255, 255, 255, 0.6);
}

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

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
}

.pricing-card.featured .pricing-features li {
    border-color: rgba(255, 255, 255, 0.1);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features i {
    font-size: 14px;
    color: var(--accent);
}

.pricing-features li.disabled {
    color: var(--text-light);
}

.pricing-features li.disabled i {
    color: var(--text-light);
}

/* ===== Testimonials ===== */
.testimonials {
    padding: 120px 0;
    background: var(--bg-dark);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: var(--radius);
    transition: var(--transition);
}

.testimonial-card:hover {
    background: rgba(255, 255, 255, 0.1);
}

.testimonial-content p {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.8);
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 25px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-author img {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent);
}

.author-info h4 {
    font-size: 18px;
    color: var(--text-white);
    margin-bottom: 3px;
}

.author-info span {
    font-size: 13px;
    color: var(--accent);
}

/* ===== CTA Section ===== */
.cta {
    padding: 100px 0;
    background: url('https://images.unsplash.com/photo-1571902943202-507ec2618e8f?w=1920') center/cover fixed;
    position: relative;
}

.cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 77, 77, 0.9) 0%, rgba(255, 140, 0, 0.9) 100%);
}

.cta .container {
    position: relative;
}

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

.cta h2 {
    font-size: 48px;
    color: var(--text-white);
    margin-bottom: 15px;
}

.cta p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 35px;
}

.cta-form {
    display: flex;
    gap: 15px;
    max-width: 500px;
    margin: 0 auto;
}

.cta-form input {
    flex: 1;
    padding: 16px 24px;
    border: none;
    border-radius: var(--radius);
    font-size: 15px;
}

.cta-form .btn {
    flex-shrink: 0;
}

/* ===== Contact Section ===== */
.contact {
    padding: 120px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-info h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

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

.info-items {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

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

.info-item i {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    border-radius: var(--radius);
    color: var(--text-white);
    font-size: 20px;
    flex-shrink: 0;
}

.info-item h4 {
    font-size: 18px;
    margin-bottom: 5px;
}

.info-item p {
    font-size: 14px;
    color: var(--text-secondary);
}

.contact-form-container {
    background: var(--bg-light);
    padding: 50px;
    border-radius: var(--radius);
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
    background: var(--bg-white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.form-group textarea {
    resize: vertical;
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-dark);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
    font-size: 32px;
    margin-bottom: 20px;
}

.footer-brand p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 25px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--text-white);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--gradient);
}

.footer-links h4 {
    font-size: 18px;
    color: var(--text-white);
    margin-bottom: 25px;
}

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

.footer-links a {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.6);
}

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

.footer-newsletter h4 {
    font-size: 18px;
    color: var(--text-white);
    margin-bottom: 15px;
}

.footer-newsletter p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 20px;
}

.newsletter-form {
    display: flex;
}

.newsletter-form input {
    flex: 1;
    padding: 14px 20px;
    border: none;
    border-radius: var(--radius) 0 0 var(--radius);
    font-size: 14px;
}

.newsletter-form button {
    padding: 14px 20px;
    background: var(--gradient);
    border: none;
    border-radius: 0 var(--radius) var(--radius) 0;
    color: var(--text-white);
    cursor: pointer;
    transition: var(--transition);
}

.footer-bottom {
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.4);
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 52px;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-images {
        order: -1;
    }

    .classes-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .trainers-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pricing-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .pricing-card.featured {
        transform: none;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links,
    .navbar .btn {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hero h1 {
        font-size: 40px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-features {
        flex-direction: column;
        gap: 20px;
    }

    .hero-stats {
        flex-wrap: wrap;
    }

    .stat-item {
        flex: 1 1 50%;
    }

    .section-header h2 {
        font-size: 36px;
    }

    .image-small {
        position: relative;
        bottom: 0;
        right: 0;
        width: 100%;
        margin-top: 20px;
        border: none;
    }

    .experience-badge {
        top: 20px;
        left: 20px;
    }

    .classes-grid {
        grid-template-columns: 1fr;
    }

    .schedule-item {
        grid-template-columns: 1fr;
        gap: 10px;
        text-align: center;
    }

    .schedule-item .duration {
        text-align: center;
    }

    .trainers-grid {
        grid-template-columns: 1fr;
        max-width: 350px;
        margin: 0 auto;
    }

    .cta h2 {
        font-size: 36px;
    }

    .cta-form {
        flex-direction: column;
    }

    .contact-form .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}