/* ============================================
   HDVP Events — Shared Styles
   Één bestand voor nav, footer en basis-stijlen
   ============================================ */

/* Reset & Variables */
:root {
    --teal: #3E4F54;
    --teal-light: #5A7A82;
    --grey-soft: #E8ECED;
    --grey-medium: #9AACB0;
    --black-deep: #1A2426;
    --black-bg: #0D1314;
    --white: #FFFFFF;
    --accent: #7CBDC5;
    --amber: #E8943A;
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================
   NAVIGATION — Base (identical on all pages)
   ============================ */
nav#site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(13, 19, 20, 0.7);
    border-bottom: 1px solid rgba(94, 124, 126, 0.1);
    transition: all 0.3s var(--transition-smooth);
    padding: 1.5rem 2rem;
}

nav#site-nav.scrolled {
    background: rgba(13, 19, 20, 0.95);
    border-bottom-color: rgba(94, 124, 126, 0.2);
    padding: 1rem 2rem;
}

/* Subpage nav — also fixed, solid background (no hero to see through) */
nav#site-nav.subpage-nav {
    background: rgba(13, 19, 20, 0.95);
    border-bottom-color: rgba(94, 124, 126, 0.2);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    z-index: 10;
    flex-shrink: 0;
}

.nav-logo img {
    height: 36px;
    width: auto;
    border-radius: 3px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    flex: 1;
    justify-content: center;
}

nav#site-nav a {
    color: var(--white);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    transition: color 0.3s var(--transition-smooth);
    white-space: nowrap;
}

nav#site-nav a:hover {
    color: var(--accent);
}

nav#site-nav a.active {
    color: var(--accent);
}

nav#site-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s var(--transition-smooth);
}

nav#site-nav a:hover::after {
    width: 100%;
}

/* No underline on logo */
.nav-logo::after {
    display: none !important;
}

.cta-nav {
    background: var(--white);
    color: var(--black-deep) !important;
    padding: 0.6rem 1.25rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    border: none;
    transition: all 0.3s var(--transition-smooth);
    font-family: var(--font-body);
    flex-shrink: 0;
}

.cta-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(124, 189, 197, 0.3);
}

.cta-nav::after {
    display: none !important;
}

/* Hamburger */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 10;
    padding: 4px;
}

.menu-toggle span {
    width: 22px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s var(--transition-smooth);
    display: block;
}

/* Mobile menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(13, 19, 20, 0.98);
    z-index: 999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

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

.mobile-menu a {
    color: var(--white);
    text-decoration: none;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

.mobile-menu a:hover {
    color: var(--accent);
}

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

    .menu-toggle {
        display: flex;
    }

    .cta-nav {
        display: none;
    }
}


/* ============================
   FOOTER
   ============================ */
footer#site-footer {
    background: rgba(0, 0, 0, 0.5);
    border-top: 1px solid rgba(124, 189, 197, 0.1);
    padding: 3rem 2rem 1.5rem;
    margin-top: 4rem;
}

.footer-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2.5rem;
}

.footer-col h4 {
    font-family: var(--font-heading);
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: 0.3px;
}

.footer-col p {
    color: var(--grey-medium);
    font-size: 0.85rem;
    line-height: 1.8;
}

.footer-col .footer-link {
    color: var(--grey-medium);
    font-size: 0.85rem;
    line-height: 2;
    text-decoration: none;
    display: block;
    transition: color 0.3s ease;
}

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

.footer-col .footer-link::after {
    display: none;
}

.footer-contact a {
    color: var(--grey-medium);
    text-decoration: none;
    display: block;
    font-size: 0.85rem;
    line-height: 1.8;
    transition: color 0.3s ease;
}

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

.footer-contact a::after {
    display: none;
}

.footer-certs {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
}

.footer-cert-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.9rem;
    border: 1px solid rgba(124, 189, 197, 0.2);
    border-radius: 6px;
    color: var(--grey-medium);
    text-decoration: none !important;
    font-size: 0.8rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.footer-cert-badge:hover {
    border-color: rgba(124, 189, 197, 0.5);
    color: var(--accent);
}

.footer-cert-badge::after {
    display: none !important;
}

.footer-cert-badge svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
    flex-shrink: 0;
}

.footer-bottom-bar {
    max-width: 1100px;
    margin: 2rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(124, 189, 197, 0.08);
    text-align: center;
    color: #555;
    font-size: 0.78rem;
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-certs {
        justify-content: flex-start;
    }
}