:root {
    --bg-primary: #ffffff;
    --bg-secondary: #fafafa;
    --text-main: #111111;
    --text-muted: #666666;
    --accent-gold: #f2c200; /* Gold from the logo */
    --accent-dark: #000000;
    --border-color: #eaeaea;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-smooth: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 6rem 2rem;
    text-align: center;
}

/* Typography */
h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.section-title {
    font-size: 2.5rem;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    font-weight: 300;
}

.divider {
    width: 40px;
    height: 3px;
    background-color: var(--accent-gold);
    margin: 1.5rem auto 3rem;
}

.section-text {
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.1rem;
    color: var(--text-muted);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    padding: 1rem 4rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.nav-logo {
    height: 40px;
    width: auto;
}

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

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
}

.nav-links a:not(.cta-btn)::after {
    content: '';
    position: absolute;
    width: 0%;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--accent-gold);
    transition: var(--transition-smooth);
}

.nav-links a:hover:not(.cta-btn)::after {
    width: 100%;
}

.cta-btn {
    background-color: var(--accent-dark);
    color: var(--bg-primary);
    padding: 0.6rem 1.5rem;
    border-radius: 4px;
}

.cta-btn:hover {
    background-color: var(--accent-gold);
    color: var(--accent-dark);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    background-image: url('assets/images/bjj-hero.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-color: #000000;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.75), rgba(0, 0, 0, 0.95));
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 950px;
    padding: 0 2rem;
}

.hero-logo-large {
    width: 180px;
    margin-bottom: 2rem;
}

.hero-title {
    font-size: 5.5rem;
    font-weight: 700;
    text-transform: uppercase;
    color: #ffffff;
    margin-bottom: 1.5rem;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.4rem;
    color: #cccccc;
    margin-bottom: 3.5rem;
    font-weight: 300;
}

.hero .btn-primary {
    display: inline-block;
    background-color: var(--accent-gold);
    color: var(--accent-dark);
    padding: 1.1rem 3rem;
    font-size: 1.05rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    border: none;
    cursor: pointer;
    border-radius: 4px;
}

.hero .btn-primary:hover {
    background-color: #ffffff;
    color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255, 255, 255, 0.15);
}

.btn-outline {
    display: inline-block;
    background-color: transparent;
    color: var(--accent-dark);
    padding: 1rem 2.5rem;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    border: 2px solid var(--accent-dark);
    cursor: pointer;
    border-radius: 4px;
}

.btn-outline:hover {
    background-color: var(--accent-dark);
    color: #fff;
}

/* About Section */
.about {
    background-color: var(--bg-primary);
}

/* Schedule Section */
.schedule {
    background-color: #f2f2f2;
}

.schedule-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.schedule-card {
    background: #fff;
    padding: 3rem 2rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.schedule-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: transparent;
    transition: var(--transition-smooth);
}

.schedule-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.05);
}

.schedule-card:hover::before {
    background-color: var(--accent-gold);
}

.schedule-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent-dark);
}

.schedule-card .time {
    font-size: 2rem;
    font-weight: 300;
    font-family: var(--font-heading);
    color: var(--text-muted);
}

/* Pricing Section */
.pricing {
    background-color: var(--bg-primary);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
    align-items: stretch;
}

.pricing-card {
    background: #fff;
    border: 1px solid var(--border-color);
    padding: 3rem 2rem;
    border-radius: 8px;
    position: relative;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.pricing-card.premium {
    border-color: var(--accent-gold);
    box-shadow: 0 15px 30px rgba(0,0,0,0.05);
    transform: scale(1.05);
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.pricing-card.premium:hover {
    transform: scale(1.05) translateY(-5px);
}

.badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-gold);
    color: var(--accent-dark);
    padding: 0.25rem 1rem;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 20px;
}

.pricing-card h3 {
    font-size: 1.25rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.pricing-card .price {
    font-size: 3.5rem;
    font-weight: 700;
    font-family: var(--font-heading);
    color: var(--accent-dark);
    margin-bottom: 2rem;
}

.price .currency {
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--text-muted);
}

.features {
    margin-bottom: 3rem;
    text-align: left;
    flex-grow: 1;
}

.features li {
    margin-bottom: 1rem;
    position: relative;
    padding-left: 1.5rem;
    color: var(--text-muted);
}

.features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-gold);
    font-weight: bold;
}

/* Location Section */
.location {
    background-color: var(--bg-secondary);
}

.location-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2rem;
    padding: 1rem 2rem;
    background-color: var(--accent-dark);
    color: #fff;
    border-radius: 4px;
    font-weight: 500;
    font-size: 1.1rem;
}

.location-btn:hover {
    background-color: var(--accent-gold);
    color: var(--accent-dark);
}

/* Footer Section */
footer {
    background-color: #050505;
    color: #fff;
    padding: 4rem 0 2rem;
}

.footer-content {
    padding: 0 2rem;
}

.footer-logo-img {
    height: 50px;
    filter: grayscale(100%) brightness(200%);
    opacity: 0.5;
    margin-bottom: 2rem;
    transition: var(--transition-smooth);
}

.footer-logo-img:hover {
    filter: none;
    opacity: 1;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
}

.social-links a {
    color: rgba(255,255,255,0.5);
    transition: var(--transition-smooth);
}

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

.copyright {
    color: rgba(255,255,255,0.3);
    font-size: 0.9rem;
}

/* Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 900px) {
    .pricing-card.premium {
        transform: none;
    }
    .pricing-card.premium:hover {
        transform: translateY(-5px);
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 1rem 2rem;
    }
    .nav-links {
        display: none;
    }
    .hero-title {
        font-size: 3rem;
    }
    .section-title {
        font-size: 2rem;
    }
}