/* layout.css: Structural Framework */

/* Base Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    overflow-wrap: anywhere;
    word-break: break-word;
}

/* Sections */
section {
    padding: var(--space-16) 0;
    position: relative;
    overflow: hidden;
}

.section-header {
    margin-bottom: var(--space-12);
}

.section-header.center {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-12) auto;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    margin-bottom: var(--space-4);
    background: linear-gradient(180deg, #e8ecf1 0%, #8b95a5 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.25rem);
    color: var(--text-secondary);
}

/* Flex Grids & Layouts */
.two-col-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

@media (min-width: 768px) {
    .two-col-layout {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }
}

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

.grid-layout {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-6);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    min-height: 80px;
    background: rgba(15, 17, 23, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 100;
    transition: all 0.3s ease;
}

/* Navbar container can grow a bit wider than the 1200px page body
   to accommodate long-label translations (DE/FR/ES) and wide-glyph
   scripts (TA/ML). Page body content stays at 1200px max.
   Companion lang-specific tightening lives in css/i18n.css. */
.navbar .container {
    max-width: 1320px;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 80px;
    flex-wrap: nowrap;
}

.logo {
    flex-shrink: 0;
    white-space: nowrap;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -1px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: none;
    gap: var(--space-4);
}

.nav-links a,
.dropdown-trigger {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
    transition: color 0.2s;
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    position: relative;
}

.nav-links a:hover,
.dropdown-trigger:hover {
    color: var(--accent-green);
}

.nav-links a.active-page {
    color: var(--accent-green);
}

/* Dropdown specific */
.dropdown {
    position: relative;
}

.dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.2s;
    box-shadow: var(--shadow-card);
}

.dropdown:hover .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-content a {
    display: block;
    padding: var(--space-2) var(--space-3);
    margin-bottom: var(--space-2);
    border-radius: var(--radius-sm);
    transition: background 0.2s;
}

.dropdown-content a:hover {
    background: var(--glass-bg);
}

.nav-actions {
    display: none;
    align-items: center;
    gap: var(--space-2);
}

.nav-actions .btn-primary {
    width: 140px;
    white-space: normal;
    text-align: center;
    line-height: 1.15;
    padding: 0.4rem 0.5rem;
    font-size: 0.82rem;
    min-height: 40px;
}

.nav-actions .btn-ghost {
    font-size: 0.85rem;
    padding: 0.4rem 0.6rem;
}

.mobile-menu-btn {
    display: block;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
}

@media (min-width: 1250px) {
    .nav-content {
        position: relative;
        justify-content: flex-start;
        gap: var(--space-6);
    }

    .nav-links {
        display: flex;
        align-items: center;
        flex-wrap: nowrap;
        white-space: nowrap;
    }

    .nav-actions {
        display: flex;
        align-items: center;
        flex-wrap: nowrap;
        white-space: nowrap;
        margin-left: auto;
    }

    .mobile-menu-btn {
        display: none;
    }
}

/* Footer layout */
.site-footer {
    background: #0a0c12;
    padding: var(--space-16) 0 var(--space-4) 0;
    border-top: 1px solid var(--glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.footer-brand {
    grid-column: 1 / -1;
    margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2.5fr 1fr 1.5fr 1fr 1fr;
        gap: var(--space-8);
        margin-bottom: var(--space-12);
    }

    .footer-brand {
        grid-column: auto;
        margin-bottom: 0;
    }
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    max-width: 300px;
    margin-top: var(--space-4);
}

.footer-links h4 {
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    font-size: 1rem;
}

.footer-links a {
    display: block;
    color: var(--text-muted);
    margin-bottom: var(--space-3);
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.footer-contact-icons {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-5);
}

.footer-contact-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    color: var(--text-muted);
    transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.footer-contact-icons a:hover {
    color: var(--accent-green);
    border-color: rgba(37,211,102,0.3);
    background: rgba(37,211,102,0.06);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 0.85rem;
    flex-wrap: wrap;
    gap: var(--space-4);
}