@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&display=swap');

:root {
    --primary-dark: #0f0f23;
    --primary-mid: #1a1a3e;
    --primary-light: #2d2d5f;
    --accent-color: #4a9eff;
    --accent-secondary: #7c3aed;
    --accent-gradient: linear-gradient(135deg, #4a9eff 0%, #7c3aed 50%, #ec4899 100%);
    --glass-bg: rgba(255, 255, 255, 0.06);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-light: rgba(255, 255, 255, 0.95);
    --text-dim: rgba(255, 255, 255, 0.75);
    --text-muted: rgba(255, 255, 255, 0.6);
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--primary-dark);
}

body {
    background: 
        radial-gradient(circle at 20% 80%, rgba(74, 158, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(124, 58, 237, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(236, 72, 153, 0.1) 0%, transparent 50%),
        linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-mid) 40%, var(--primary-light) 100%);
    color: var(--text-light);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-weight: 400;
    min-height: 100vh;
    line-height: 1.65;
    overflow-x: hidden;
    letter-spacing: -0.01em;
}

/* Navigation */
.navbar {
    background: rgba(10, 11, 46, 0.95) !important;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 0.5rem 0;
    background: rgba(10, 11, 46, 0.98) !important;
}

.navbar-brand img {
    height: 45px;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.navbar-nav .nav-link {
    color: var(--text-light) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover {
    background: var(--glass-bg);
    color: var(--accent-color) !important;
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: radial-gradient(ellipse at center, rgba(241, 211, 61, 0.1) 0%, transparent 70%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(241, 211, 61, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(26, 29, 74, 0.8) 0%, transparent 50%);
    pointer-events: none;
}

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

.hero h1 {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 2.5rem;
    color: var(--text-light);
    letter-spacing: -0.02em;
}

.logo-container {
    max-width: 320px;
    margin: 2rem 0;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
}

.logo-container img {
    width: 100%;
    height: auto;
}

.hero .lead {
    font-size: 1.3rem;
    color: var(--text-dim);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

/* Buttons */
.btn-primary-custom {
    background: var(--accent-gradient);
    border: none;
    color: white;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    padding: 0.875rem 2rem;
    font-size: 0.95rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    letter-spacing: -0.01em;
    box-shadow: 0 4px 20px rgba(74, 158, 255, 0.25);
}

.btn-primary-custom:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(74, 158, 255, 0.4);
    color: white;
}

.btn-outline-custom {
    border: 1.5px solid var(--accent-color);
    color: var(--accent-color);
    background: rgba(74, 158, 255, 0.05);
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    padding: 0.875rem 2rem;
    font-size: 0.95rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    letter-spacing: -0.01em;
}

.btn-outline-custom:hover {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(74, 158, 255, 0.3);
}

/* Glass Cards */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    transition: all 0.3s ease;
    height: 100%;
}

.glass-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
    border-color: rgba(74, 158, 255, 0.4);
    background: rgba(255, 255, 255, 0.1);
}



.feature-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    display: block;
}

.glass-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    color: var(--text-light);
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.glass-card p {
    color: var(--text-dim);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* Sections */
.section {
    padding: 6rem 0;
    position: relative;
}

/* Improved Grid System */
.row {
    margin-left: -0.75rem;
    margin-right: -0.75rem;
}

.row > * {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

.g-4 {
    --bs-gutter-x: 1.5rem;
    --bs-gutter-y: 1.5rem;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 4rem;
    color: var(--text-light);
    letter-spacing: -0.015em;
}

/* Technical Elements */
.tech-element {
    font-family: 'IBM Plex Mono', 'Courier New', monospace;
    font-weight: 500;
    letter-spacing: 0.02em;
}

.badge {
    font-family: 'IBM Plex Mono', 'Courier New', monospace !important;
    font-weight: 500 !important;
    font-size: 0.75rem !important;
    letter-spacing: 0.03em !important;
    padding: 0.5rem 0.8rem !important;
}

/* Benefits Section */
.benefits-list {
    list-style: none;
    padding: 0;
    display: grid;
    gap: 1rem;
}

.benefits-list li {
    display: flex;
    align-items: flex-start;
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    transition: all 0.3s ease;
    line-height: 1.6;
}

.benefits-list li:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(74, 158, 255, 0.3);
    transform: translateX(8px);
}

.benefits-list li i {
    margin-right: 1rem;
    margin-top: 0.1rem;
    color: var(--accent-color);
    font-size: 1.1rem;
    flex-shrink: 0;
}

/* Stats Section */
.stats-section {
    background: rgba(255, 255, 255, 0.03);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.stat-item {
    text-align: center;
    padding: 2.5rem 1.5rem;
}

.stat-number {
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--accent-color);
    display: block;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.stat-label {
    color: var(--text-dim);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.85rem;
}

/* Contact Section */
.contact-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 3rem;
    backdrop-filter: blur(15px);
    text-align: center;
    transition: all 0.3s ease;
}

.contact-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(74, 158, 255, 0.3);
}

.contact-icon {
    font-size: 2.25rem;
    color: var(--accent-color);
    margin-bottom: 1.25rem;
}

/* Footer */
footer {
    background: rgba(10, 11, 46, 0.8);
    border-top: 1px solid var(--glass-border);
    padding: 3rem 0;
    margin-top: 4rem;
}

/* Floating Animation Elements */
.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}

.floating-element {
    position: absolute;
    background: rgba(241, 211, 61, 0.1);
    border-radius: 50%;
    animation: float 20s infinite linear;
}

@keyframes float {
    0% { transform: translate(0, 0) rotate(0deg) scale(1); opacity: 0.3; }
    25% { opacity: 0.6; }
    50% { transform: translate(100px, -100px) rotate(180deg) scale(1.2); opacity: 0.4; }
    75% { opacity: 0.2; }
    100% { transform: translate(200px, 100px) rotate(360deg) scale(0.8); opacity: 0.3; }
}

/* Scroll animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.25rem;
        line-height: 1.2;
        margin-bottom: 2rem;
    }
    
    .section {
        padding: 4rem 0;
    }
    
    .section-title {
        font-size: 2.25rem;
        margin-bottom: 3rem;
    }
    
    .glass-card {
        padding: 1.75rem;
        margin-bottom: 1.5rem;
    }
    
    .glass-card h3 {
        font-size: 1.25rem;
    }
    
    .btn-primary-custom,
    .btn-outline-custom {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
        width: 100%;
        margin-bottom: 0.75rem;
    }
    
    .benefits-list li {
        padding: 1rem;
        font-size: 0.9rem;
    }
    
    .stat-item {
        padding: 1.5rem 1rem;
    }
    
    .stat-number {
        font-size: 2.25rem;
    }
}

@media (max-width: 576px) {
    .hero h1 {
        font-size: 1.875rem;
        text-align: center;
    }
    
    .hero .lead {
        font-size: 1rem;
        text-align: center;
    }
    
    .glass-card {
        padding: 1.25rem;
    }
    
    .glass-card h3 {
        font-size: 1.15rem;
    }
    
    .logo-container {
        max-width: 250px;
        margin: 1.5rem auto;
    }
    
    .section-title {
        font-size: 1.875rem;
    }
    
    .contact-card {
        padding: 2rem;
    }
}

/* Loading animation */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(241, 211, 61, 0.2);
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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