/* ========================================
   RESET & VARIABLES
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-dark: #0a0c10;
    --bg-card: #11161d;
    --bg-elevated: #1a222c;
    --primary: #f7931a;
    --primary-dark: #e07c1c;
    --primary-glow: rgba(247, 147, 26, 0.3);
    --secondary: #3b82f6;
    --accent: #06b6d4;
    --success: #10b981;
    --text-primary: #ffffff;
    --text-secondary: #a3b3c6;
    --text-muted: #6c7a8e;
    --border: rgba(255, 255, 255, 0.08);
    --glass: rgba(255, 255, 255, 0.03);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ========================================
   ANIMATED BACKGROUND
   ======================================== */
.bg-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.bg-particles span {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(247, 147, 26, 0.3);
    border-radius: 50%;
    animation: floatParticle 20s infinite linear;
}

@keyframes floatParticle {
    0% {
        transform: translateY(100vh) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 0.5;
    }
    90% {
        opacity: 0.5;
    }
    100% {
        transform: translateY(-100vh) scale(1);
        opacity: 0;
    }
}

/* ========================================
   LOADING SCREEN
   ======================================== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.fade-out {
    opacity: 0;
    visibility: hidden;
}

.loader {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ========================================
   MAIN CONTAINER
   ======================================== */
.main-container {
    min-height: 100vh;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.main-container.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   NAVBAR
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 40px;
    background: rgba(10, 12, 16, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 12px 40px;
    background: rgba(10, 12, 16, 0.98);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), #ffd700);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, #fff, var(--primary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    text-align: center;
    padding: 160px 24px 100px;
    background: linear-gradient(180deg, rgba(247, 147, 26, 0.1) 0%, transparent 100%);
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--glass);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 14px;
    color: var(--primary);
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #fff, var(--primary), #ffd700);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 32px;
}

/* ========================================
   CARD GRID
   ======================================== */
.card-grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px 80px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
}

.card {
    background: var(--glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 40px 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
    transition: left 0.5s ease;
}

.card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.card:hover::before {
    left: 100%;
}

.card-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary), #ffd700);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin-bottom: 28px;
}

.card h3 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 16px;
}

.card p {
    color: var(--text-secondary);
    margin-bottom: 28px;
    line-height: 1.6;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.card-link:hover {
    gap: 12px;
    color: #ffd700;
}

/* ========================================
   STATS
   ======================================== */
.stats {
    background: var(--bg-card);
    padding: 60px 24px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stats-container {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 40px;
    text-align: center;
}

.stat-item h4 {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.stat-item p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    text-align: center;
    padding: 40px 24px;
    color: var(--text-muted);
    font-size: 14px;
    border-top: 1px solid var(--border);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
    .navbar {
        padding: 15px 20px;
    }
    
    .nav-links {
        display: none;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero p {
        font-size: 16px;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
        padding: 0 20px 60px;
    }
    
    .card {
        padding: 30px 24px;
    }
    
    .stat-item h4 {
        font-size: 28px;
    }
}