/* Global Reset & Typography */
:root {
    --bg-color: #0c101a;
    --text-color: #e8e9ee;
    --primary-color: #1e88e5;
    --secondary-color: #8e24aa;
    --accent-color: #00e676;
    --card-bg: rgba(20, 25, 39, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Effects */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 50% 50%, rgba(30, 136, 229, 0.1), transparent 70%);
    z-index: -1;
    pointer-events: none;
}

h1,
h2,
h3,
h4 {
    margin: 0;
    font-weight: 700;
    letter-spacing: -0.02em;
}

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

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 8%;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(12, 16, 26, 0.8);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(90deg, #fff, var(--primary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

nav ul {
    display: flex;
    gap: 32px;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(30, 136, 229, 0.4);
    transition: transform 0.2s, box-shadow 0.2s;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(30, 136, 229, 0.6);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 120px 20px;
    max-width: 900px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero h1 span {
    color: var(--primary-color);
}

.hero p {
    font-size: 1.25rem;
    color: #b6bcd0;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Features Grid */
.features {
    padding: 80px 8%;
    background: rgba(255, 255, 255, 0.02);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 20px;
    backdrop-filter: blur(12px);
    transition: transform 0.3s;
}

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

.icon {
    font-size: 2rem;
    margin-bottom: 20px;
    display: block;
}

.card h3 {
    margin-bottom: 12px;
    font-size: 1.5rem;
}

.card p {
    color: #b6bcd0;
}

/* Technical Specs / Compliance */
.tech-specs {
    padding: 80px 8%;
    text-align: center;
}

.highlight-box {
    background: rgba(30, 136, 229, 0.1);
    border: 1px solid var(--primary-color);
    border-radius: 12px;
    padding: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.highlight-box h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* Footer & Disclaimer */
footer {
    padding: 60px 8%;
    background: #080a11;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: #7a8299;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-links a {
    display: block;
    margin-bottom: 10px;
}

.disclaimer {
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
    font-size: 0.85rem;
    line-height: 1.7;
    text-align: justify;
}

.copyright {
    margin-top: 30px;
    text-align: center;
    font-size: 0.8rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    header {
        padding: 20px 5%;
    }
}