/* ============================================
   GLOBAL STYLES - Swiss Style Design
   Navy Blue (#001F3F) + White + Precise Typography
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;600;700&family=Inter:wght@400;500;600&display=swap');

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: #333;
    line-height: 1.6;
    background-color: #ffffff;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1 {
    font-family: 'Manrope', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    color: #001F3F;
    margin-bottom: 1rem;
    line-height: 1.2;
}

h2 {
    font-family: 'Manrope', sans-serif;
    font-size: 2.2rem;
    font-weight: 700;
    color: #001F3F;
    margin-bottom: 1.5rem;
    margin-top: 2rem;
}

h3 {
    font-family: 'Manrope', sans-serif;
    font-size: 1.3rem;
    font-weight: 600;
    color: #001F3F;
    margin-bottom: 0.8rem;
}

p {
    font-size: 1rem;
    color: #555;
    margin-bottom: 1rem;
}

a {
    color: #0066cc;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #001F3F;
}

/* ============================================
   CONTAINER & LAYOUT
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

header {
    background-color: #ffffff;
    border-bottom: 1px solid #e0e0e0;
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-family: 'Manrope', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: #001F3F;
    text-decoration: none;
}

.nav-container {
    display: flex;
    align-items: center;
    gap: 3rem;
}

nav a {
    font-size: 0.95rem;
    font-weight: 500;
    color: #333;
    transition: color 0.3s ease;
}

nav a:hover {
    color: #001F3F;
}

/* ============================================
   LANGUAGE SWITCHER
   ============================================ */

.language-switcher {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    padding: 0.25rem;
    background-color: #f8f9fa;
}

.lang-btn {
    padding: 0.5rem 1rem;
    border: none;
    background-color: transparent;
    color: #666;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 3px;
}

.lang-btn.active {
    background-color: #001F3F;
    color: #ffffff;
}

.lang-btn:hover {
    background-color: #f0f0f0;
}

.lang-btn.active:hover {
    background-color: #001F3F;
}

/* ============================================
   SECTIONS
   ============================================ */

section {
    padding: 4rem 0;
}

.light-bg {
    background-color: #f8f9fa;
}

.dark-bg {
    background-color: #001F3F;
    color: #ffffff;
}

.dark-bg h1, .dark-bg h2, .dark-bg h3 {
    color: #ffffff;
}

.dark-bg p {
    color: #e0e0e0;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    background: linear-gradient(135deg, rgba(0, 31, 63, 0.8) 0%, rgba(0, 31, 63, 0.6) 100%), 
                url('../images/hero-bg.jpg') center/cover;
    color: #ffffff;
    padding: 6rem 0;
    text-align: center;
}

.hero h1 {
    color: #ffffff;
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.hero p {
    color: #e0e0e0;
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 2rem;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-block;
    padding: 0.9rem 2rem;
    background-color: #001F3F;
    color: #ffffff;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
    border: 2px solid #001F3F;
    cursor: pointer;
    font-size: 0.95rem;
}

.btn:hover {
    background-color: #ffffff;
    color: #001F3F;
}

.btn-secondary {
    background-color: #ffffff;
    color: #001F3F;
    border: 2px solid #001F3F;
}

.btn-secondary:hover {
    background-color: #001F3F;
    color: #ffffff;
}

/* ============================================
   CARDS
   ============================================ */

.card {
    background-color: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 31, 63, 0.1);
    border-color: #001F3F;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* ============================================
   FOOTER
   ============================================ */

footer {
    background-color: #001F3F;
    color: #e0e0e0;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

footer h3 {
    color: #ffffff;
    margin-bottom: 1rem;
}

footer a {
    color: #e0e0e0;
    transition: color 0.3s ease;
}

footer a:hover {
    color: #ffffff;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #999;
    margin-bottom: 1rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
    color: #999;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    .nav-container {
        gap: 1.5rem;
    }

    nav a {
        font-size: 0.9rem;
    }

    .hero {
        padding: 3rem 0;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    section {
        padding: 2rem 0;
    }

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

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

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.4rem;
    }

    .nav-container {
        gap: 1rem;
    }

    nav a {
        font-size: 0.85rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.mt-4 {
    margin-top: 2rem;
}

.mb-4 {
    margin-bottom: 2rem;
}

.text-center {
    text-align: center;
}

.text-muted {
    color: #999;
}

.hidden {
    display: none;
}