/* ==========================================================================
   Design Variables
   ========================================================================== */
:root {
    --bg-color: #05050a;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent: #ff4d4d; /* Rocket exhaust red */
    --accent-glow: rgba(255, 77, 77, 0.4);
    --surface: #11111a;
    --surface-border: #2a2a35;
    
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

/* ==========================================================================
   Typography
   ========================================================================== */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
}

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

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 0;
    background: rgba(5, 5, 10, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    z-index: 100;
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
}

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

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--text-primary);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-image: url('https://images.unsplash.com/photo-1541185933-ef5d8ed016c2?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(5,5,10,0.6), rgba(5,5,10,1));
}

.hero-content {
    position: relative;
    z-index: 10;
    padding: 2rem;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 77, 77, 0.1);
    border: 1px solid var(--accent-glow);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    letter-spacing: 1px;
    color: var(--accent);
    margin-bottom: 2rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 77, 77, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(255, 77, 77, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 77, 77, 0); }
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    line-height: 1;
    margin-bottom: 1rem;
    letter-spacing: 4px;
    background: linear-gradient(to right, #ffffff, #a3a3a3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

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

.section-dark {
    background-color: #08080d;
}

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

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background-color: var(--accent);
}

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

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.about-image img {
    width: 100%;
    border-radius: 12px;
    border: 1px solid var(--surface-border);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    filter: grayscale(20%);
    transition: filter 0.3s ease;
}

.about-image img:hover {
    filter: grayscale(0%);
}

@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
}

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

.fleet-card {
    background: var(--surface);
    border: 1px solid var(--surface-border);
    border-radius: 12px;
    padding: 1rem;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

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

.fleet-img-container {
    width: 100%;
    height: 250px;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.fleet-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.fleet-card:hover .fleet-img-container img {
    transform: scale(1.05);
}

.fleet-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.fleet-card p {
    color: var(--text-secondary);
    font-family: var(--font-heading);
    font-size: 0.9rem;
}

/* ==========================================================================
   Sponsors Grid
   ========================================================================== */
.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.sponsor-placeholder {
    background: var(--surface);
    border: 1px solid var(--surface-border);
    border-radius: 8px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-weight: 600;
    transition: background 0.3s ease;
}

.sponsor-placeholder:hover {
    background: #1a1a24;
    color: var(--text-primary);
}

/* ==========================================================================
   Footer
   ========================================================================== */
footer {
    background: #020204;
    padding: 4rem 2rem;
    text-align: center;
    border-top: 1px solid var(--surface-border);
}

.footer-content h2 {
    margin-bottom: 1rem;
    letter-spacing: 2px;
}

.footer-content p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.footer-content a {
    color: var(--accent);
    text-decoration: none;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.social-links a {
    color: var(--text-primary);
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

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

.copyright {
    font-size: 0.8rem;
    opacity: 0.5;
}

@media (max-width: 768px) {
    .nav-links {
        display: none; /* simple mobile behavior for now */
    }
}