/* CSS Reset & Variables */
:root {
    /* Black, White, and Gold Palette */
    --primary-gold: #d4af37;
    --primary-gold-hover: #b5952f;
    --dark-bg: #0d0d0d;
    --card-bg: #1a1a1a;
    --text-main: #f5f5f5;
    --text-muted: #aaaaaa;
    --whatsapp-green: #25D366;
    
    /* Typography */
    --font-heading: 'Cinzel', serif;
    --font-sans: 'Montserrat', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

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

/* Typography Utilities */
h1, h2, h3, .logo-text {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: 1px;
}

.text-gold {
    color: var(--primary-gold);
}

.text-red {
    color: #c1121f; /* Red from the original logo */
    font-weight: 800;
    display: inline-block;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    text-transform: uppercase;
    color: var(--primary-gold);
}

.section-title.text-left {
    text-align: left;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1rem 0;
    background: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-text {
    font-size: 1.8rem;
    color: white;
}

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

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-fast);
}

.nav-links a:not(.btn-primary-outline):hover {
    color: var(--primary-gold);
}

/* Buttons */
.btn-primary, .btn-primary-outline, .btn-whatsapp {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
    transition: var(--transition-smooth);
    cursor: pointer;
    font-family: var(--font-sans);
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-gold);
    color: #000;
    border: 2px solid var(--primary-gold);
}

.btn-primary:hover {
    background-color: var(--primary-gold-hover);
    border-color: var(--primary-gold-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.2);
}

.btn-primary-outline {
    background-color: transparent;
    color: var(--primary-gold);
    border: 2px solid var(--primary-gold);
}

.btn-primary-outline:hover {
    background-color: var(--primary-gold);
    color: #000;
}

.btn-whatsapp {
    background-color: var(--whatsapp-green);
    color: white;
    border: 2px solid var(--whatsapp-green);
}

.btn-whatsapp:hover {
    background-color: #1ebe56;
    border-color: #1ebe56;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(37, 211, 102, 0.2);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: 6rem 2rem 2rem;
    /* Placeholder gradient for background */
    background: radial-gradient(circle at center, #222 0%, #0d0d0d 100%);
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #ddd;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Grids */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

/* Sections General */
section {
    padding: 6rem 0;
}

/* Features */
.feature-card {
    background-color: var(--card-bg);
    padding: 2.5rem 2rem;
    border-radius: 8px;
    text-align: center;
    border: 1px solid rgba(212, 175, 55, 0.1);
    transition: var(--transition-smooth);
}

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

.feature-card .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-muted);
}

/* Instructor Section */
.instructor {
    background-color: #111;
}

.instructor-flex {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.instructor-image-container {
    flex: 1;
    position: relative;
}

.gold-border {
    position: absolute;
    top: -20px;
    left: -20px;
    right: 20px;
    bottom: 20px;
    border: 2px solid var(--primary-gold);
    z-index: 1;
}

.instructor-img {
    width: 100%;
    max-width: 500px;
    height: auto;
    display: block;
    position: relative;
    z-index: 2;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.instructor-details {
    flex: 1;
}

.instructor-name {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: white;
}

.instructor-stats {
    list-style: none;
}

.instructor-stats li {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: #ddd;
    display: flex;
    align-items: center;
    gap: 10px;
}

.gold-bullet {
    color: var(--primary-gold);
    font-size: 1.2rem;
}

/* Programs */
.program-card {
    background-color: var(--card-bg);
    padding: 2.5rem;
    border-left: 4px solid var(--primary-gold);
    transition: var(--transition-smooth);
}

.program-card:hover {
    background-color: #222;
}

.program-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-gold);
}

/* Schedule */
.schedule-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.schedule-card {
    background-color: var(--card-bg);
    padding: 3rem;
    border-radius: 8px;
    text-align: center;
    border: 1px solid var(--primary-gold);
}

.schedule-card.disabled {
    opacity: 0.6;
    border-color: #444;
}

.schedule-card h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--primary-gold);
}

.schedule-card.disabled h3 {
    color: #fff;
}

.time-slot {
    margin-bottom: 1.5rem;
}

.time-slot .time {
    display: block;
    font-size: 1.5rem;
    font-weight: 600;
    color: #fff;
}

.time-slot .type {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Pricing */
.pricing {
    background-color: #111;
}

.special-offer {
    background-color: rgba(212, 175, 55, 0.1);
    border: 1px solid var(--primary-gold);
    padding: 2rem;
    text-align: center;
    border-radius: 8px;
    margin-bottom: 3rem;
}

.special-offer h3 {
    color: var(--primary-gold);
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.pricing-card {
    background-color: var(--card-bg);
    padding: 3rem 2rem;
    border-radius: 8px;
    text-align: center;
    position: relative;
    border: 1px solid #333;
    display: flex;
    flex-direction: column;
}

.pricing-card.popular {
    border-color: var(--primary-gold);
    transform: scale(1.05);
    z-index: 2;
    background-color: #1a1a1a;
}

.pricing-card .badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary-gold);
    color: #000;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.8rem;
    white-space: nowrap;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.pricing-card .desc {
    color: var(--text-muted);
    margin-bottom: 2rem;
    flex-grow: 1;
}

/* Registration Form */
.form-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--card-bg);
    padding: 4rem;
    border-radius: 8px;
    border-top: 5px solid var(--primary-gold);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: #ddd;
    font-weight: 600;
}

input, select {
    width: 100%;
    padding: 1rem;
    background-color: #222;
    border: 1px solid #444;
    color: white;
    border-radius: 4px;
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: var(--transition-fast);
}

input:focus, select:focus {
    outline: none;
    border-color: var(--primary-gold);
}

.form-submit {
    width: 100%;
    margin-top: 1rem;
    border: none;
}

/* Footer */
.footer {
    background-color: #000;
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(212, 175, 55, 0.2);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 1rem;
    max-width: 400px;
}

.footer-contact h3 {
    color: var(--primary-gold);
    margin-bottom: 1rem;
}

.footer-link {
    color: #ddd;
    text-decoration: none;
    transition: var(--transition-fast);
    line-height: 2;
}

.footer-link:hover {
    color: var(--primary-gold);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #222;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive */
.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    transition: all 0.3s ease-in-out;
    background-color: white;
}

@media (max-width: 900px) {
    .instructor-flex {
        flex-direction: column;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hamburger {
        display: block;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: -100%;
        width: 100%;
        background-color: rgba(13, 13, 13, 0.98);
        flex-direction: column;
        padding: 2rem 0;
        transition: 0.3s;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .form-container {
        padding: 2rem;
    }
}