/* ==========================================================================
   OURCOMPARISONS — HEADER & FOOTER CSS
   Depends on CSS custom properties defined in the main page's :root
   (--color-primary, --color-secondary, --color-accent, --color-border,
   --radius-full, --shadow-md, --transition-fast/normal, --font-heading)
   ========================================================================== */

/* ---------- HEADER (Sticky Navigation) ---------- */
/* Sticky Navigation */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.96);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.35rem;
    letter-spacing: -0.03em;
    color: var(--color-primary);
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-normal);
}

.brand-logo:hover .logo-icon {
    transform: scale(1.08) rotate(5deg);
}

.logo-text span {
    color: var(--color-accent);
}

.nav-search-trigger {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #F1F5F9;
    border: 1px solid var(--color-border);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    color: var(--color-text-muted);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    width: 260px;
}

.nav-search-trigger:hover {
    background: #FFFFFF;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

.nav-search-trigger kbd {
    margin-left: auto;
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 2px 6px;
    font-size: 0.7rem;
    font-weight: 700;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-link {
    font-size: 0.925rem;
    font-weight: 500;
    color: var(--color-secondary);
    position: relative;
    padding: 4px 0;
}

.nav-link:hover, .nav-link.active {
    color: var(--color-primary);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 100%;
    height: 2.5px;
    background: var(--color-accent);
    border-radius: 2px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

.compare-tray-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--color-accent-light);
    color: var(--color-accent-hover);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 700;
    transition: all var(--transition-normal);
}

.compare-tray-btn:hover {
    background: var(--color-accent);
    color: #FFFFFF;
}

.tray-badge {
    background: var(--color-accent);
    color: #FFFFFF;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.compare-tray-btn:hover .tray-badge {
    background: #FFFFFF;
    color: var(--color-accent-hover);
}

.mobile-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--color-primary);
}

/* ---------- FOOTER ---------- */
/* Footer */
.footer {
    background: #0F172A;
    color: #94A3B8;
    padding: 80px 0 40px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 3fr;
    gap: 64px;
    margin-bottom: 64px;
}

.footer-tagline {
    font-size: 0.925rem;
    margin: 20px 0 24px 0;
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.footer-socials a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.footer-socials a:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
}

.footer-links-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.footer-col h4 {
    color: #FFFFFF;
    font-size: 1rem;
    margin-bottom: 20px;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col a {
    font-size: 0.875rem;
    color: #94A3B8;
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.85rem;
}

.footer-badges {
    display: flex;
    gap: 20px;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
    .footer-top { grid-template-columns: 1fr; }
    .footer-links-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-toggle { display: block; }
}

@media (max-width: 480px) {
    .footer-links-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 16px; }
}