/* ==========================================================================
   Design System & Tokens
   ========================================================================== */
:root {
    --color-bg-dark: #0a0a0a;
    --color-bg-light: #121212;
    --color-bg-card: #1a1a1a;
    --color-text-primary: #ffffff;
    --color-text-secondary: #a0a0a0;
    --color-accent: #e50914; /* Deep vibrant red */
    --color-accent-hover: #f40612;
    --color-accent-glow: rgba(229, 9, 20, 0.4);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Outfit', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-pill: 999px;
    
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px var(--color-accent-glow);
    
    --z-nav: 100;
    --z-modal: 200;
}

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

html {
    scroll-behavior: smooth;
}

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

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

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

ul {
    list-style: none;
}

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

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-pill);
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    font-family: var(--font-heading);
}

.btn-primary {
    background-color: var(--color-accent);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(229, 9, 20, 0.39);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(229, 9, 20, 0.5);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background-color: white;
    color: var(--color-bg-dark);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* Animations */
@keyframes ctaPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(229, 9, 20, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(229, 9, 20, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(229, 9, 20, 0);
    }
}

.cta-pulse {
    animation: ctaPulse 2s infinite;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-fade-up {
    animation: fadeUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-nav);
    padding: 1.25rem 2rem;
    transition: var(--transition-base);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1rem 2rem;
}

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

.brand-logo {
    font-size: 1.75rem;
    font-weight: 900;
    font-style: italic;
    letter-spacing: -0.5px;
}

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

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-base);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: calc(var(--z-nav) + 1);
}

.mobile-menu-toggle span {
    width: 30px;
    height: 3px;
    background-color: white;
    transition: var(--transition-base);
    border-radius: 2px;
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-bg-dark);
    z-index: var(--z-nav);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.mobile-menu.active {
    opacity: 1;
    pointer-events: auto;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    text-align: center;
}

.mobile-link {
    font-size: 1.5rem;
    font-weight: 800;
    text-transform: uppercase;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    height: 100vh;
    min-height: 600px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 1;
}

.hero-slide {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.9));
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin-top: -5vh; /* Slight optical adjustment */
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto 3rem;
    font-weight: 300;
}

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

.hero-stats {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 2;
    display: flex;
    justify-content: center;
    gap: 4rem;
    padding: 2rem;
    background: linear-gradient(to top, var(--color-bg-dark) 20%, transparent 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-text-primary);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--color-accent);
    letter-spacing: 1px;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 992px) {
    .nav-links, .nav-cta {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-stats {
        gap: 2rem;
        flex-wrap: wrap;
    }
}

@media (max-width: 768px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .btn-large {
        width: 100%;
    }
    
    .hero-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        padding: 2rem 1rem;
        gap: 1.5rem;
    }
}

/* ==========================================================================
   Layout & Sections
   ========================================================================== */
.section {
    padding: 6rem 2rem;
}

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

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.section-title {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 900;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

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

/* Scroll Animation Classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-on-scroll.in-view {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   Programs Section
   ========================================================================== */
.programs-section {
    background-color: var(--color-bg-light);
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.program-card {
    background-color: var(--color-bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.program-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-soft);
    border-color: rgba(229, 9, 20, 0.3);
}

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

.program-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.program-card:hover .program-img {
    transform: scale(1.08);
}

.program-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, var(--color-bg-card) 5%, transparent 100%);
}

.program-title {
    position: absolute;
    bottom: 1.5rem;
    left: 1.5rem;
    font-size: 2rem;
    font-weight: 900;
    text-transform: uppercase;
    z-index: 2;
    transition: var(--transition-base);
}

.program-card:hover .program-title {
    color: var(--color-accent);
}

.program-content {
    padding: 2rem 1.5rem;
}

.program-content p {
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.program-link {
    display: inline-flex;
    align-items: center;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
    color: white;
}

.program-link .arrow {
    margin-left: 0.5rem;
    transition: transform 0.3s ease;
    color: var(--color-accent);
}

.program-card:hover .program-link .arrow {
    transform: translateX(5px);
}

/* ==========================================================================
   How It Works (Steps)
   ========================================================================== */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    position: relative;
}

.step-card {
    background-color: var(--color-bg-card);
    padding: 3rem 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform var(--transition-normal);
}

.step-card:hover {
    transform: translateY(-5px);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: rgba(229, 9, 20, 0.1);
    color: var(--color-accent);
    font-size: 1.5rem;
    font-weight: 900;
    border-radius: 50%;
    margin-bottom: 1.5rem;
}

.step-card h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.step-card p {
    color: var(--color-text-secondary);
}

/* ==========================================================================
   Instructors Section
   ========================================================================== */
.instructors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.instructor-card {
    background-color: var(--color-bg-card);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.02);
    box-shadow: var(--shadow-soft);
}

.instructor-name {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
    color: var(--color-text-primary);
}

.instructor-title {
    color: var(--color-accent);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.instructor-bio {
    color: var(--color-text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

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

.blog-card {
    background-color: var(--color-bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: transform var(--transition-normal), border-color var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-5px);
    border-color: rgba(229, 9, 20, 0.3);
}

.blog-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.blog-date {
    font-size: 0.8rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.blog-title {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
    line-height: 1.4;
}

.blog-excerpt {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.blog-read-more {
    font-weight: 700;
    color: var(--color-text-primary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color var(--transition-fast);
}

.blog-card:hover .blog-read-more {
    color: var(--color-accent);
}

/* ==========================================================================
   Schedule Section
   ========================================================================== */
.schedule-section {
    background-color: var(--color-bg-dark);
}

.studio-title {
    font-size: 1.75rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--color-text-primary);
    margin-bottom: 1rem;
    padding-left: 0.5rem;
    border-left: 4px solid var(--color-accent);
}

.text-sm { font-size: 0.875rem; }
.font-normal { font-weight: 400; text-transform: none; }
.mb-8 { margin-bottom: 2rem; }

.schedule-table-wrapper {
    overflow-x: auto;
    background-color: var(--color-bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: var(--shadow-soft);
}

.schedule-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
    text-align: center;
}

.schedule-table th,
.schedule-table td {
    padding: 1.5rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    border-right: 1px solid rgba(255, 255, 255, 0.02);
}

.schedule-table th {
    background-color: rgba(229, 9, 20, 0.1);
    color: white;
    font-weight: 800;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.schedule-table td:first-child {
    font-weight: 700;
    background-color: rgba(0, 0, 0, 0.2);
    color: white;
}

.schedule-table td.empty-cell {
    background-color: rgba(255, 255, 255, 0.02);
}

.badge {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    color: white;
    white-space: nowrap;
}

.badge-bjj { background-color: #1f51ff; } /* Deep Blue */
.badge-muay { background-color: #e50914; } /* Ruffhouse Red */
.badge-fma { background-color: #ffb400; color: #000; } /* Yellow */
.badge-kids { background-color: #00bf63; } /* Green */
.badge-mma { background-color: #f97316; } /* Orange */

.text-center { text-align: center; }
.mt-2 { margin-top: 0.5rem; }
.inline-block { display: inline-block; }

/* ==========================================================================
   Reviews Section
   ========================================================================== */
.reviews-section {
    background-color: var(--color-bg-light);
}

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

.review-card {
    background-color: var(--color-bg-dark);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.stars {
    color: #ffb400;
    font-size: 1.25rem;
    margin-bottom: 1rem;
    letter-spacing: 2px;
}

.review-text {
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
    line-height: 1.7;
}

.review-author {
    font-weight: 700;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

/* ==========================================================================
   Contact / Lead Capture
   ========================================================================== */
.contact-section {
    background-color: var(--color-bg-card);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.text-left { text-align: left; }
.mb-6 { margin-bottom: 2rem; }
.mb-4 { margin-bottom: 1rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }
.text-secondary { color: var(--color-text-secondary); }
.text-xs { font-size: 0.75rem; }
.w-full { width: 100%; }

.info-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.info-item h3 {
    font-size: 1.25rem;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.contact-form-wrapper {
    background-color: var(--color-bg-dark);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 1rem;
    background-color: var(--color-bg-light);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: white;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px var(--color-accent-glow);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: #050505;
    padding: 4rem 2rem 2rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-desc {
    max-width: 400px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.footer-links a {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.footer-links a:hover {
    color: white;
}

/* ==========================================================================
   Media Queries (Refinements)
   ========================================================================== */
@media (max-width: 900px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 600px) {
    .section {
        padding: 4rem 1.5rem;
    }
    
    .contact-form-wrapper {
        padding: 2rem 1.5rem;
    }
}