/* ==========================================================================
   CSS Variables & Tokens
   ========================================================================== */
   :root {
    /* Colors */
    --color-bg: #050505;
    --color-bg-alt: #0a0a0a;
    --color-surface: rgba(20, 20, 20, 0.7);
    --color-surface-hover: rgba(30, 30, 30, 0.9);
    
    --color-primary: #d4b283; /* Tactical Desert Sand */
    --color-primary-glow: rgba(212, 178, 131, 0.4);
    --color-secondary: #2a2a2a;
    
    --color-text: #e0e0e0;
    --color-text-muted: #a0a0a0;
    --color-white: #ffffff;
    
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-focus: rgba(212, 178, 131, 0.5);

    /* Typography */
    --font-sans: 'Inter', system-ui, sans-serif;
    --font-heading: 'Outfit', system-ui, sans-serif;
    
    /* Layout */
    --container-width: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index */
    --z-navbar: 1000;
    --z-modal: 2000;
}

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

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

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-white);
    line-height: 1.2;
}

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

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

ul {
    list-style: none;
}

button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.bg-darker {
    background-color: var(--color-bg-alt);
}

.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-4 { margin-top: var(--spacing-md); }
.w-100 { width: 100%; }

.text-glow {
    color: var(--color-primary);
    text-shadow: 0 0 15px var(--color-primary-glow);
}

.hover-text-glow:hover {
    color: var(--color-primary);
    text-shadow: 0 0 10px var(--color-primary-glow);
}

.section-header {
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-xs);
}

.title-line {
    height: 3px;
    width: 60px;
    background: var(--color-primary);
    box-shadow: 0 0 10px var(--color-primary-glow);
    border-radius: 2px;
}

.section-desc {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    max-width: 600px;
}

/* Ambient Background */
.ambient-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(212, 178, 131, 0.03) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1.8rem;
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(255,255,255,0.1);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    z-index: -1;
}

.btn:hover::before {
    transform: translateX(0);
}

.btn-primary {
    background-color: var(--color-primary);
    color: #000;
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 0 30px rgba(0, 229, 255, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: var(--color-white);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0; left: 0; width: 100%;
    padding: 1rem 0;
    z-index: var(--z-navbar);
    transition: all var(--transition-base);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background-color: rgba(5, 5, 5, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    padding: 0.8rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: 2px;
}

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

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0; width: 0; height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-base);
}

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

.btn-contact {
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    padding: 0.5rem 1.2rem;
    border-radius: 4px;
    background-color: rgba(212, 178, 131, 0.05);
    transition: all var(--transition-base);
}

.btn-contact::after { display: none; }
.btn-contact:hover {
    background-color: var(--color-primary);
    color: #000;
    border-color: var(--color-primary);
    box-shadow: 0 0 15px var(--color-primary-glow);
}

.mobile-menu-btn {
    display: none;
    color: var(--color-white);
    font-size: 1.5rem;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    text-align: center;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: -2;
}

.hero-slide {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
    opacity: 0.4;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to bottom, rgba(5,5,5,0.5) 0%, var(--color-bg) 100%);
    z-index: -1;
}

.hero-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background-color: rgba(0, 229, 255, 0.1);
    border: 1px solid rgba(0, 229, 255, 0.3);
    color: var(--color-primary);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(2.2rem, 7vw, 4.2rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0.7;
    transition: opacity var(--transition-base);
}

.scroll-indicator:hover { opacity: 1; }

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--color-white);
    border-radius: 20px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
}

.wheel {
    width: 4px;
    height: 8px;
    background-color: var(--color-primary);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(15px); opacity: 0; }
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content-single {
    max-width: 800px;
    position: relative;
    z-index: 1;
}

.about-watermark {
    position: relative;
    overflow: hidden;
}

.about-watermark::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 450px;
    height: 450px;
    background-image: url('./images/brand/logo.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.05;
    pointer-events: none;
    z-index: 0;
}

/* Bio Section */
.bio-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.bio-content .bio-subtitle {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: var(--color-primary);
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-weight: 600;
}

.bio-content p {
    margin-bottom: 1.2rem;
    color: var(--color-text-muted);
}

.bio-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.bio-img-wrapper {
    position: relative;
    width: 100%;
    max-width: 400px;
    aspect-ratio: 4 / 5;
    border: 1px solid var(--color-border);
    padding: 10px;
    background: rgba(255, 255, 255, 0.01);
}

/* Corner Brackets on Wrapper (Top-Left & Bottom-Right) */
.bio-img-wrapper::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    width: 20px;
    height: 20px;
    border-top: 2px solid var(--color-primary);
    border-left: 2px solid var(--color-primary);
    pointer-events: none;
    z-index: 5;
    transition: all var(--transition-base);
}

.bio-img-wrapper::after {
    content: '';
    position: absolute;
    bottom: -4px;
    right: -4px;
    width: 20px;
    height: 20px;
    border-bottom: 2px solid var(--color-primary);
    border-right: 2px solid var(--color-primary);
    pointer-events: none;
    z-index: 5;
    transition: all var(--transition-base);
}

/* Corner Brackets on Container (Top-Right & Bottom-Left) */
.bio-img-container {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.bio-img-container::before {
    content: '';
    position: absolute;
    top: -4px;
    right: -4px;
    width: 20px;
    height: 20px;
    border-top: 2px solid var(--color-primary);
    border-right: 2px solid var(--color-primary);
    pointer-events: none;
    z-index: 5;
    transition: all var(--transition-base);
}

.bio-img-container::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: -4px;
    width: 20px;
    height: 20px;
    border-bottom: 2px solid var(--color-primary);
    border-left: 2px solid var(--color-primary);
    pointer-events: none;
    z-index: 5;
    transition: all var(--transition-base);
}

.bio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.85;
    transition: opacity var(--transition-base), transform var(--transition-slow);
}

.bio-img-wrapper:hover .bio-img {
    opacity: 1;
    transform: scale(1.03);
}

.bio-img-wrapper:hover::before {
    top: -8px;
    left: -8px;
    box-shadow: -2px -2px 10px var(--color-primary-glow);
}

.bio-img-wrapper:hover::after {
    bottom: -8px;
    right: -8px;
    box-shadow: 2px 2px 10px var(--color-primary-glow);
}

.bio-img-wrapper:hover .bio-img-container::before {
    top: -8px;
    right: -8px;
    box-shadow: 2px -2px 10px var(--color-primary-glow);
}

.bio-img-wrapper:hover .bio-img-container::after {
    bottom: -8px;
    left: -8px;
    box-shadow: -2px 2px 10px var(--color-primary-glow);
}

.lead-text {
    font-size: 1.25rem;
    color: var(--color-white);
    font-weight: 500;
    margin-bottom: 1rem;
}

.about-content p {
    margin-bottom: 1rem;
    color: var(--color-text-muted);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
}

.stat-number {
    font-size: 2.5rem;
    margin-bottom: 0.2rem;
}

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

.about-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.visual-wrapper {
    position: relative;
    width: 520px;
    height: 520px;
    max-width: 100%;
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Concentric morphing blob outer border (out of phase) */
.visual-wrapper::before {
    content: '';
    position: absolute;
    top: -12px; left: -12px; right: -12px; bottom: -12px;
    border: 2px solid var(--color-primary);
    opacity: 0.35;
    pointer-events: none;
    animation: morph-blob-outline 10s ease-in-out infinite;
    transition: opacity var(--transition-base), transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
    z-index: 1;
}

/* Concentric morphing blob inner border (dashed, different phase) */
.visual-wrapper::after {
    content: '';
    position: absolute;
    top: -6px; left: -6px; right: -6px; bottom: -6px;
    border: 1px dashed rgba(255, 255, 255, 0.4);
    opacity: 0.25;
    pointer-events: none;
    animation: morph-blob 10s ease-in-out infinite;
    animation-delay: -2s;
    transition: opacity var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
    z-index: 1;
}

@keyframes morph-blob {
    0% {
        border-radius: 42% 58% 70% 30% / 45% 45% 55% 55%;
    }
    34% {
        border-radius: 70% 30% 52% 48% / 60% 40% 60% 40%;
    }
    67% {
        border-radius: 50% 50% 35% 65% / 40% 60% 40% 60%;
    }
    100% {
        border-radius: 42% 58% 70% 30% / 45% 45% 55% 55%;
    }
}

@keyframes morph-blob-outline {
    0% {
        border-radius: 70% 30% 52% 48% / 60% 40% 60% 40%;
    }
    34% {
        border-radius: 50% 50% 35% 65% / 40% 60% 40% 60%;
    }
    67% {
        border-radius: 42% 58% 70% 30% / 45% 45% 55% 55%;
    }
    100% {
        border-radius: 70% 30% 52% 48% / 60% 40% 60% 40%;
    }
}

.visual-wrapper:hover::before {
    opacity: 0.8;
    transform: scale(1.03);
    border-color: #ffffff;
    box-shadow: 0 0 20px var(--color-primary-glow);
}

.visual-wrapper:hover::after {
    opacity: 0.7;
    transform: scale(0.98);
    border-color: var(--color-primary);
}

.about-logo-large {
    width: 150px;
    opacity: 0.8;
    z-index: 2;
}

.about-img-visual {
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 2;
    opacity: 0.8;
    animation: morph-blob 10s ease-in-out infinite;
    transition: opacity var(--transition-base), transform var(--transition-slow);
}

.visual-wrapper:hover .about-img-visual {
    opacity: 1;
    transform: scale(1.05) rotate(1deg);
}

.visual-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to bottom, transparent 40%, rgba(5, 5, 5, 0.6) 100%);
    z-index: 3;
    pointer-events: none;
    overflow: hidden;
    animation: morph-blob 10s ease-in-out infinite;
    transition: opacity var(--transition-base), transform var(--transition-slow);
}

/* Sweeping laser scanner line */
.visual-overlay::after {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 4px;
    background: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary), 0 0 16px var(--color-primary);
    opacity: 0;
    z-index: 4;
}

.visual-wrapper:hover .visual-overlay {
    transform: scale(1.05) rotate(1deg);
}

.visual-wrapper:hover .visual-overlay::after {
    opacity: 0.85;
    animation: tech-scanner-sweep 3s ease-in-out infinite;
}

@keyframes tech-scanner-sweep {
    0%, 100% { top: 0%; }
    50% { top: calc(100% - 4px); }
}

@media (max-width: 768px) {
    .visual-wrapper {
        width: 300px;
        height: 300px;
    }
}

.glow-orb {
    position: absolute;
    width: 200px;
    height: 200px;
    background: var(--color-primary);
    filter: blur(100px);
    opacity: 0.15;
    border-radius: 50%;
    z-index: 1;
}

/* ==========================================================================
   Expertise Section
   ========================================================================== */
.expertise-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    margin-top: 2rem;
}

.expertise-card {
    position: relative;
    height: 500px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.expertise-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform var(--transition-slow), opacity var(--transition-base);
    z-index: 1;
    opacity: 0.35; /* Direct dimming of background image for contrast */
}

.expertise-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(180deg, rgba(5,5,5,0.5) 0%, rgba(5,5,5,0.92) 80%, #050505 100%);
    transition: background var(--transition-base);
    z-index: 2;
}

.expertise-content {
    position: relative;
    z-index: 3;
    padding: 3rem;
    width: 100%;
}

.expertise-tag {
    display: block;
    font-family: monospace;
    font-size: 0.8rem;
    color: var(--color-primary);
    letter-spacing: 2px;
    margin-bottom: 0.8rem;
    text-transform: uppercase;
    text-shadow: 0 1px 3px rgba(0,0,0,0.8);
}

.expertise-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 0 2px 5px rgba(0,0,0,0.9);
}

.expertise-desc {
    color: var(--color-text); /* Brighter text color for contrast */
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    max-width: 90%;
    text-shadow: 0 1px 3px rgba(0,0,0,0.9);
}

.expertise-btn {
    align-self: flex-start;
}

/* Hover effects */
.expertise-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(0, 229, 255, 0.15);
}

.expertise-card:hover .expertise-bg {
    transform: scale(1.05);
    opacity: 0.45; /* Light up slightly on hover while retaining readability */
}

.expertise-card:hover .expertise-overlay {
    background: linear-gradient(180deg, rgba(5,5,5,0.4) 0%, rgba(5,5,5,0.95) 80%, #050505 100%);
}

@media (max-width: 992px) {
    .expertise-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .expertise-card {
        height: 450px;
    }
    .expertise-content {
        padding: 2rem;
    }
}

/* ==========================================================================
   Courses Section
   ========================================================================== */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.course-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 2.5rem 2rem;
    position: relative;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.course-card:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-border-focus);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.course-card.featured {
    border-color: rgba(0, 229, 255, 0.3);
    background: linear-gradient(180deg, rgba(30,30,30,0.8) 0%, rgba(20,20,20,0.9) 100%);
}

.featured-badge {
    position: absolute;
    top: 0; right: 2rem;
    transform: translateY(-50%);
    background: var(--color-primary);
    color: #000;
    padding: 0.3rem 1rem;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 0 10px var(--color-primary-glow);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

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

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

.card-btn {
    width: 100%;
}

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

.product-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    transition: all var(--transition-base);
}

.product-card:hover {
    border-color: var(--color-border-focus);
    transform: translateY(-5px);
}

.product-img-wrapper {
    position: relative;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: #000;
}

.product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
    transition: opacity var(--transition-base), transform var(--transition-slow);
}

.product-card:hover .product-img {
    opacity: 1;
    transform: scale(1.05);
}

.product-action-overlay {
    position: absolute;
    bottom: -50px; left: 0; width: 100%;
    padding: 1rem;
    display: flex;
    justify-content: center;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    transition: bottom var(--transition-base);
}

.product-card:hover .product-action-overlay {
    bottom: 0;
}

.product-info {
    padding: 1.5rem;
}

.product-name {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.product-price {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1.2rem;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 1.5rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--color-white);
    font-size: 1.1rem;
    font-weight: 600;
    font-family: var(--font-heading);
}

.faq-icon {
    color: var(--color-primary);
    transition: transform var(--transition-base);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base), padding var(--transition-base);
    color: var(--color-text-muted);
}

.faq-question[aria-expanded="true"] + .faq-answer {
    max-height: 500px;
    padding-bottom: 1.5rem;
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 2rem;
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.icon-box {
    width: 50px;
    height: 50px;
    background: rgba(212, 178, 131, 0.1);
    color: var(--color-primary);
    border: 1px solid rgba(212, 178, 131, 0.2);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-method h4 {
    font-size: 1.1rem;
    margin-bottom: 0.2rem;
}

.contact-method p {
    color: var(--color-text-muted);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-base);
}

.social-links a:hover {
    background: var(--color-primary);
    color: #000;
    border-color: var(--color-primary);
    transform: translateY(-3px);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 2.5rem;
    border-radius: 8px;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-white);
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--color-border);
    color: var(--color-white);
    border-radius: 4px;
    font-family: var(--font-sans);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-border-focus);
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.1);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    border-top: 1px solid var(--color-border);
    padding: 4rem 0 2rem;
    background: var(--color-bg-alt);
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    width: 60px;
    margin-bottom: 1rem;
    opacity: 0.8;
}

.footer-brand p {
    color: var(--color-text-muted);
    max-width: 350px;
}

.footer-links h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.footer-links ul li {
    margin-bottom: 0.8rem;
}

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

.footer-links ul li a:hover {
    color: var(--color-primary);
}

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

/* ==========================================================================
   Page Headers & Banners
   ========================================================================== */
.page-header {
    position: relative;
    padding: var(--spacing-xl) 0 var(--spacing-md);
    background: linear-gradient(180deg, rgba(10,10,10,0.85) 0%, rgba(5,5,5,1) 100%);
    border-bottom: 1px solid var(--color-border);
    text-align: center;
    overflow: hidden;
}

.page-header-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0.15;
    z-index: -2;
}

.page-header-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at center, rgba(0, 229, 255, 0.05) 0%, transparent 70%);
    z-index: -1;
}

.page-header .section-title {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

/* Navigation Active Indicator */
.nav-link.active {
    color: var(--color-primary);
    text-shadow: 0 0 10px var(--color-primary-glow);
}

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

/* ==========================================================================
   Interactive Shop & Cart Drawer
   ========================================================================== */
.shop-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    color: var(--color-text-muted);
    transition: all var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(0, 229, 255, 0.05);
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.1);
}

/* ==========================================================================
   Instructors & Core Values
   ========================================================================== */
.instructors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.instructor-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    transition: all var(--transition-base);
    text-align: center;
}

.instructor-card:hover {
    border-color: var(--color-border-focus);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.instructor-img-wrapper {
    position: relative;
    aspect-ratio: 4/5;
    overflow: hidden;
    background: #111;
}

.instructor-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.7;
    transition: opacity var(--transition-base), transform var(--transition-slow);
}

.instructor-card:hover .instructor-img {
    opacity: 1;
    transform: scale(1.05);
}

.instructor-info {
    padding: 1.5rem;
}

.instructor-role {
    color: var(--color-primary);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.3rem;
}

/* ==========================================================================
   Requisites Checklist
   ========================================================================== */
.requisites-section {
    margin-top: 5rem;
}

.requisites-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.requisites-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 2.5rem;
}

.requisites-list li {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1rem;
    color: var(--color-text-muted);
}

.requisites-list li i {
    color: var(--color-primary);
    font-size: 1.1rem;
}

/* ==========================================================================
   Mock Coordinates Radar Map
   ========================================================================== */
.contact-map-container {
    height: 350px;
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
    margin-top: 2rem;
    background: #000;
}

.contact-map-container iframe {
    width: 100%;
    height: 100%;
    border: 0;
    /* Apply a beautiful dark theme filter to Google Maps */
    filter: invert(90%) hue-rotate(180deg) contrast(120%) saturate(60%);
    opacity: 0.85;
    transition: opacity var(--transition-base), filter var(--transition-base);
}

.contact-map-container iframe:hover {
    opacity: 1;
    filter: invert(90%) hue-rotate(180deg) contrast(110%) saturate(80%);
}

/* ==========================================================================
   Clients Section & Tactical World Map
   ========================================================================== */
.clients-map-container {
    width: 100%;
}


/* D3 SVG Styles */
.country-path {
    fill: rgba(20, 15, 10, 0.6);
    stroke: rgba(212, 178, 131, 0.3);
    stroke-width: 1px;
    transition: all 0.3s ease;
}

.country-path:hover {
    fill: rgba(212, 178, 131, 0.08);
    stroke: rgba(212, 178, 131, 0.85);
    stroke-width: 1.5px;
    filter: drop-shadow(0 0 5px rgba(212, 178, 131, 0.5));
}

.map-wrapper {
    position: relative;
    width: 100%;
    background-color: #050505;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

/* Fullscreen Button */
.map-fullscreen-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 10;
    width: 40px;
    height: 40px;
    background: rgba(5, 5, 5, 0.85);
    border: 1px solid var(--color-border);
    color: var(--color-white);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all var(--transition-base);
}

.map-fullscreen-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.2);
}

/* Fullscreen Mode Styling */
.map-wrapper:fullscreen {
    padding: 3rem;
    background-color: #050505;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border: none;
    border-radius: 0;
}

.map-wrapper:fullscreen .world-map-svg {
    max-height: 85vh;
}

/* Fallback viewport mode */
.map-wrapper.fallback-fullscreen {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    z-index: 9999;
    padding: 3rem;
    background-color: #050505;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border: none;
    border-radius: 0;
}

.map-wrapper.fallback-fullscreen .world-map-svg {
    max-height: 85vh;
}

.map-overlay-vignette {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at center, transparent 40%, rgba(5,5,5,0.95) 100%);
    pointer-events: none;
    z-index: 2;
}

.world-map-svg {
    display: block;
    width: 100%;
    height: auto;
}

/* Map Lines & Animations */
.map-line {
    fill: none;
    stroke: var(--color-primary);
    stroke-width: 1.5;
    stroke-linecap: round;
    opacity: 0.6;
    filter: drop-shadow(0 0 3px var(--color-primary-glow));
    transition: opacity var(--transition-base), stroke-width var(--transition-base);
}

.map-line:hover {
    opacity: 0.95;
    stroke-width: 2.2;
}

/* Pins styling */
.client-dot {
    fill: var(--color-white);
    stroke: var(--color-primary);
    stroke-width: 1.5;
    filter: drop-shadow(0 0 5px var(--color-primary-glow));
    animation: pulse-dot-opacity 2.5s infinite ease-in-out;
}

@keyframes pulse-dot-opacity {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.lux-dot {
    fill: #ef3340; /* Luxembourgish Red */
    filter: drop-shadow(0 0 8px #ef3340);
}

.lux-sonar {
    fill: transparent;
    stroke: #ef3340; /* Luxembourgish Red */
    stroke-width: 1;
    transform-origin: 517px 112px;
    animation: sonar-pulse-anim 3s infinite ease-out;
}

@keyframes sonar-pulse-anim {
    0% {
        r: 4;
        opacity: 1;
    }
    100% {
        r: 35;
        opacity: 0;
    }
}

/* Map Legend */
.map-legend {
    position: absolute;
    bottom: 80px;
    left: 20px;
    z-index: 3;
    background: rgba(5, 5, 5, 0.85);
    backdrop-filter: blur(5px);
    border: 1px solid var(--color-border);
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    display: flex;
    gap: 1.5rem;
    transition: all var(--transition-base);
}

.legend-item {
    font-size: 0.75rem;
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-muted);
}

.legend-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.legend-dot.central {
    background: #ef3340; /* Luxembourgish Red */
    box-shadow: 0 0 8px #ef3340;
}

.legend-dot.client {
    background: var(--color-white);
    border: 1px solid var(--color-primary);
}

/* Custom Scrollbar for Countries Menu */
.map-countries-menu {
    display: flex;
    gap: 0.6rem;
    overflow-x: auto;
    padding: 0.8rem 0;
    margin-top: 1rem;
    border-top: 1px solid var(--color-border);
    scroll-behavior: smooth;
    position: relative;
    z-index: 4;
}

.map-countries-menu::-webkit-scrollbar {
    height: 4px;
}
.map-countries-menu::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
}
.map-countries-menu::-webkit-scrollbar-thumb {
    background: rgba(0, 229, 255, 0.2);
    border-radius: 2px;
}
.map-countries-menu::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 229, 255, 0.5);
}

.country-menu-item {
    padding: 0.4rem 1rem;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text-muted);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.country-menu-item:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(0, 229, 255, 0.03);
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.1);
}

.country-menu-item.active {
    background: var(--color-primary);
    color: #000;
    border-color: var(--color-primary);
    box-shadow: 0 0 15px var(--color-primary-glow);
}

/* Tactical HUD styling */
.map-hud {
    position: absolute;
    top: 20px;
    left: 20px;
    background: rgba(5, 5, 5, 0.85);
    backdrop-filter: blur(5px);
    border: 1px solid var(--color-border);
    padding: 0.6rem 1rem;
    border-radius: 4px;
    z-index: 5;
    pointer-events: none;
    font-family: monospace;
    transition: all var(--transition-base);
}

.hud-title {
    font-size: 0.7rem;
    color: var(--color-primary);
    font-weight: bold;
    letter-spacing: 1px;
    margin-bottom: 0.2rem;
    text-transform: uppercase;
}

.hud-coords {
    font-size: 0.8rem;
    color: var(--color-white);
    margin-bottom: 0.1rem;
    letter-spacing: 0.5px;
}

.hud-info {
    font-size: 0.65rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
}

/* Highlights for active paths */
.map-line.highlight {
    opacity: 1 !important;
    stroke: #ffffff !important;
    stroke-width: 2.5 !important;
    filter: drop-shadow(0 0 8px var(--color-primary)) !important;
}

.client-dot.highlight {
    fill: var(--color-primary) !important;
    stroke: #ffffff !important;
    stroke-width: 2 !important;
    r: 7 !important;
    filter: drop-shadow(0 0 10px var(--color-primary)) !important;
    animation: none !important; /* Stop blinking, hold steady high visibility */
}

@media (max-width: 768px) {
    .map-legend {
        bottom: 90px;
        left: 10px;
        flex-direction: column;
        gap: 0.3rem;
        padding: 0.4rem 0.8rem;
    }
    .map-hud {
        top: 10px;
        left: 10px;
        padding: 0.4rem 0.8rem;
    }
    .hud-title {
        font-size: 0.6rem;
    }
    .hud-coords {
        font-size: 0.75rem;
    }
    .hud-info {
        font-size: 0.6rem;
    }
}


/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 992px) {
    .hero-title { font-size: 3.5rem; }
    .about-grid { grid-template-columns: 1fr; gap: 3rem; }
    .bio-grid { grid-template-columns: 1fr; gap: 3rem; }
    .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
    .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .mobile-menu-btn { display: block; }
    
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(5, 5, 5, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: center;
        gap: 2rem;
        transition: left 0.3s ease-in-out;
    }
    
    .nav-links.active { left: 0; }
    .nav-link { font-size: 1.2rem; }
    
    .hero-title { font-size: 2.8rem; }
    .hero-actions { flex-direction: column; }
    
    .section-title { font-size: 2rem; }
    
    .footer-top { grid-template-columns: 1fr; gap: 2rem; }
}