:root {
    /* Colors */
    --color-primary: #0a192f;
    /* Deep Navy */
    --color-primary-light: #172a45;
    --color-accent: #ef4444;
    /* Vibrant Red */
    --color-accent-hover: #dc2626;
    --color-text: #e2e8f0;
    /* Off-white for dark backgrounds */
    --color-text-dark: #1e293b;
    /* Dark slate for light backgrounds */
    --color-bg-dark: #0a192f;
    --color-bg-light: #f8fafc;
    --color-white: #ffffff;
    --color-border: #334155;

    /* Fonts */
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --container-width: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text-dark);
    line-height: 1.6;
    background-color: var(--color-bg-light);
}

/* Typography */
h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    text-transform: uppercase;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s;
}

ul {
    list-style: none;
}

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

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

.bg-light {
    background-color: #f1f5f9;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    /* More sturdy, military feel */
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn-secondary:hover {
    background-color: var(--color-primary-light);
}

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

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
}

.full-width {
    width: 100%;
    text-align: center;
}

/* Header */
#main-header {
    background-color: var(--color-bg-dark);
    color: var(--color-white);
    padding: var(--spacing-xs) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

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

.logo img {
    height: 50px;
    width: auto;
    display: block;
}

#main-nav ul {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

#main-nav a {
    font-size: 0.9rem;
    font-weight: 500;
    color: #cbd5e1;
}

#main-nav a:hover {
    color: var(--color-white);
}

#main-nav .btn {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

#mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--color-white);
    cursor: pointer;
}

/* Hero Section */
#hero {
    position: relative;
    height: 85vh;
    /* Increased height slightly */
    min-height: 600px;
    overflow: hidden;
    /* Important for video */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    background-color: #000;
    /* Fallback */
}

.video-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.video-background iframe {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100vw;
    height: 56.25vw;
    /* 16:9 ratio */
    min-height: 100vh;
    min-width: 177.77vh;
    /* 16:9 ratio */
    transform: translate(-50%, -50%);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(10, 25, 47, 0.4), rgba(10, 25, 47, 0.6));
    z-index: 1;
}

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

#hero h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 0, 0, 0.5);
    letter-spacing: 2px;
}

#hero p {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: #ffffff;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.8);
    font-weight: 500;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

@media (max-width: 768px) {
    #hero h1 {
        font-size: 2.5rem;
    }

    #hero p {
        font-size: 1.1rem;
    }
}

/* Features Section */
#features {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

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

.section-header h2 {
    font-size: 2.5rem;
    color: var(--color-primary);
}

.divider {
    height: 4px;
    width: 60px;
    background-color: var(--color-accent);
    margin: var(--spacing-sm) auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    background: var(--color-bg-light);
    padding: var(--spacing-md);
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s;
    border: 1px solid #e2e8f0;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.feature-icon {
    width: 48px;
    height: 48px;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

/* Locations Section */
#locations {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-light);
}

.locations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-md);
}

.location-card {
    background: var(--color-white);
    border-radius: 12px;
    /* Smoother radius */
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.location-image {
    height: 200px;
    background-color: #cbd5e1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64748b;
}

.location-details {
    padding: var(--spacing-md);
}

.location-details h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.location-details address {
    font-style: normal;
    color: #475569;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Pricing Section */
#pricing {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

.pricing-table {
    max-width: 800px;
    margin: 0 auto var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
}

.pricing-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid #e2e8f0;
    align-items: center;
}

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

.pricing-row.header {
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: 700;
    font-family: var(--font-heading);
    letter-spacing: 1px;
}

.status {
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: 999px;
    display: inline-block;
    text-align: center;
}

.status.available {
    background-color: #dcfce7;
    color: #166534;
}

.status.limited {
    background-color: #ffedd5;
    color: #9a3412;
}

.pricing-cta {
    text-align: center;
}

/* Footer */
footer {
    background-color: var(--color-bg-dark);
    color: var(--color-text);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-md);
}

.footer-brand h4 {
    font-size: 1.5rem;
    color: var(--color-white);
    margin-bottom: 0.5rem;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

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

.footer-bottom {
    border-top: 1px solid #334155;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    text-align: center;
    font-size: 0.85rem;
    color: #94a3b8;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    #mobile-menu-btn {
        display: block;
    }

    #main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-bg-dark);
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
    }

    #main-nav.active {
        display: block;
    }

    #main-nav ul {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    #hero h1 {
        font-size: 2.5rem;
    }

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

    .pricing-table {
        font-size: 0.9rem;
    }

    .pricing-row {
        grid-template-columns: 1.2fr 1fr 1fr;
        padding: 0.75rem;
    }
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}