:root {
    --primary-color: #000000;
    --secondary-color: #374151;
    --accent-color: #059669;
    --bg-color: #ffffff;
    --text-color: #111827;
    --text-muted: #6b7280;
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
    --section-padding: 120px 0;
    --container-max-width: 1200px;
    --header-height: 80px;
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 32px;
    width: 100%;
}

/* Header & Nav */
header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: saturate(180%) blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--secondary-color);
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-btn span {
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
    transition: 0.3s;
}

/* Hero Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent-color);
}

.stat-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

/* Partners */
.partners {
    background: #f9fafb;
    padding: 80px 0;
    text-align: center;
}

.partners-logos {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 60px;
    margin-top: 40px;
}

.partners-logos span {
    font-weight: 700;
    color: #9ca3af;
    font-size: 1.2rem;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: #111827;
    color: white;
    padding: 20px;
    display: none;
    justify-content: space-between;
    align-items: center;
    z-index: 2000;
}

.cookie-banner a {
    text-decoration: underline;
    color: #10b981;
}

.cookie-banner button {
    background: #10b981;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
}

/* Sections */
section {
    padding: var(--section-padding);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 64px;
    text-align: center;
    letter-spacing: -0.03em;
}

/* Grid Layouts */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
}

.card {
    padding: 56px;
    background: #ffffff;
    border: 1px solid #f0f0f0;
    border-radius: 20px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover {
    border-color: #e0e0e0;
    box-shadow: 0 20px 40px -15px rgba(0,0,0,0.05);
    transform: translateY(-6px);
}

.card svg {
    width: 48px;
    height: 48px;
    color: var(--accent-color);
}

.card h3 {
    margin: 24px 0 16px;
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.card p {
    color: var(--secondary-color);
    font-size: 1.05rem;
    line-height: 1.6;
}

/* Footer */
footer {
    padding: 120px 0 60px;
    background: #fafafa;
    border-top: 1px solid #f0f0f0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 80px;
    margin-bottom: 80px;
}

.footer h4 {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 24px;
    color: var(--primary-color);
}

.footer-links-list li {
    margin-bottom: 12px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 48px;
    border-top: 1px solid #eeeeee;
    font-size: 0.9rem;
    color: var(--text-muted);
}

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

/* Responsive */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 24px;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 40px;
        gap: 30px;
        box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .hero h1 {
        font-size: 2.75rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }

    .cookie-banner {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}