:root {
    --primary-color: #219c8c;
    --primary-hover: #176e61;
    --secondary-color: #f4f6f8;
    --text-dark: #2c3e50;
    --text-muted: #5f6769;
    --white: #ffffff;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    --border-radius: 12px;
    --font-main: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-main);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header & Nav */
header {
    min-height: 120px;
    height: auto;
    padding: 15px 0;
    display: flex;
    align-items: center;
    border-bottom: 1px solid #eee;
    background: var(--white);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo img {
    height: 100px;
    width: auto;
}

.lang-selector {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.lang-btn {
    padding: 6px 14px;
    border: 1px solid #ddd;
    background: #fff;
    border-radius: 20px;
    cursor: pointer;
    text-decoration: none;
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: all 0.2s;
    display: inline-block;
}

.lang-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.lang-btn:hover:not(.active) {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    padding: 100px 0;
    background: linear-gradient(135deg, #f0f7f6 0%, #ffffff 100%);
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--text-dark);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 800px;
    margin: 0 auto 40px;
}

.cta-group {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 32px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 14px rgba(33, 156, 140, 0.3);
}

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

.btn-secondary {
    background-color: white;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: #f0f7f6;
}

.btn-large {
    padding: 18px 48px;
    background-color: var(--primary-color);
    color: white;
    display: inline-block;
    margin-top: 32px;
}

/* How It Works */
.how-it-works {
    padding: 80px 0;
}

.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: 32px;
}

.card {
    padding: 40px;
    border-radius: var(--border-radius);
    background: var(--white);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
    border: 1px solid #f0f0f0;
}

.card:hover {
    transform: translateY(-5px);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--primary-color);
}

/* Discovery Preview */
.discovery-preview {
    padding: 80px 0;
    background-color: #f9fbfb;
}

.preview-box {
    background: var(--white);
    padding: 60px;
    border-radius: 24px;
    box-shadow: var(--shadow);
    text-align: center;
}

.preview-box h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.preview-box p {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}

/* Legal Notice */
.legal-notice {
    padding: 60px 0;
    border-top: 1px solid #eee;
}

.notice-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.notice-item h4 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: #e74c3c;
}

.notice-item p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Footer */
footer {
    padding: 40px 0;
    background: #f4f6f8;
    border-top: 1px solid #eee;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

/* Mobile Responsive */
@media (max-width: 768px) {
    header {
        height: auto;
        min-height: auto;
        padding: 15px 0;
    }

    nav {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .logo {
        justify-content: center;
    }

    .logo img {
        height: 60px;
        /* Reduced for mobile */
    }

    .lang-selector {
        justify-content: center;
        padding: 0 10px;
    }

    .lang-btn {
        padding: 4px 10px;
        font-size: 0.8rem;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

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

    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .preview-box {
        padding: 40px 20px;
    }
}