:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #64748b;
    --dark: #0f172a;
    --light: #f8fafc;
    --white: #ffffff;
    --accent: #3b82f6;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: 'Manrope', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* Header */
.header {
    background: var(--white);
    padding: 1.25rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.5rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.025em;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav a {
    font-weight: 500;
    color: var(--gray-700);
    font-size: 0.9375rem;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--dark) 0%, var(--gray-800) 100%);
    color: var(--white);
    padding: 8rem 1.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://www.transparenttextures.com/patterns/carbon-fibre.png');
    opacity: 0.1;
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--white);
    letter-spacing: -0.05em;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: var(--gray-300);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-btn {
    background: var(--primary);
    color: var(--white);
    padding: 1rem 2.5rem;
    border-radius: 9999px;
    font-weight: 600;
    display: inline-block;
    box-shadow: var(--shadow-lg);
}

.hero-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Main Sections */
.section {
    padding: 6rem 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-title p {
    color: var(--secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Cards */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 1rem;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

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

.card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.card p {
    color: var(--gray-700);
    font-size: 1.1rem;
}

/* Content Layout (About/Text dense) */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.content-text p {
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

/* Blog Section */
.blog-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.blog-card {
    background: var(--white);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.blog-card:hover {
    box-shadow: var(--shadow-lg);
}

.blog-card-content {
    padding: 2rem;
}

.blog-card-content h3 {
    margin-bottom: 1rem;
}

.blog-card-content .date {
    font-size: 0.8rem;
    color: var(--secondary);
    margin-bottom: 1rem;
    display: block;
}

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 5rem 1.5rem 2rem;
}

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

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer a {
    display: block;
    color: var(--gray-300);
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
}

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

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: 2rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--gray-200);
}

.footer-legal {
    margin-top: 0.5rem;
    color: var(--secondary);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    right: 2rem;
    background: var(--white);
    padding: 1.5rem 2rem;
    border-radius: 1rem;
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 2000;
    max-width: 1000px;
    margin: 0 auto;
    border: 1px solid var(--gray-200);
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from { transform: translateY(100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.cookie-btn {
    background: var(--primary);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.cookie-btn:hover {
    background: var(--primary-dark);
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .nav { display: none; }
    .content-grid { grid-template-columns: 1fr; }
}