/* ============================================================
   COMPONENTS.CSS — Buttons, header, footer, race-strip,
                    scroll-animaties, formulieren
   ============================================================ */

/* ----------------------------------------------------------------
   Knoppen
---------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-decoration: none;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    line-height: 1;
    transition:
        background-color var(--duration-fast),
        border-color var(--duration-fast),
        color var(--duration-fast),
        transform var(--duration-fast),
        box-shadow var(--duration-fast);
}

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

.btn--primary:hover,
.btn--primary:focus-visible {
    background: transparent;
    color: var(--color-accent);
    box-shadow: 0 0 24px var(--color-accent-glow);
    transform: translateY(-2px);
    text-decoration: none;
}

.btn--outline {
    background: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn--outline:hover,
.btn--outline:focus-visible {
    background: var(--color-accent);
    color: var(--color-white);
    transform: translateY(-2px);
    text-decoration: none;
}

.btn--lg {
    font-size: 1.125rem;
    padding: 1rem 2.5rem;
}

.btn--sm {
    font-size: 0.875rem;
    padding: 0.5rem 1.25rem;
}

/* ----------------------------------------------------------------
   Header
---------------------------------------------------------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid transparent;
    transition:
        border-color var(--duration-base),
        background var(--duration-base);
}

.site-header.is-scrolled {
    background: rgba(10, 10, 10, 0.96);
    border-bottom-color: var(--color-border);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    gap: var(--space-lg);
}

.site-header__logo img {
    height: 52px;
    width: auto;
    display: block;
    transition: opacity var(--duration-fast);
}

.site-header__logo:hover img {
    opacity: 0.85;
}

/* ----------------------------------------------------------------
   Navigatie
---------------------------------------------------------------- */
.site-nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.site-nav__list a {
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    text-decoration: none;
    padding: 0.4rem 0;
    border-bottom: 2px solid transparent;
    transition:
        color var(--duration-fast),
        border-color var(--duration-fast);
}

.site-nav__list a:hover,
.site-nav__list .current-menu-item > a,
.site-nav__list .current_page_item > a {
    color: var(--color-white);
    border-bottom-color: var(--color-accent);
}

/* Hamburger toggle */
.site-nav__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger-line {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    border-radius: 1px;
    transition: transform var(--duration-base) var(--ease-out-expo),
                opacity var(--duration-base);
}

/* Mobiel: open staat */
.site-nav__toggle[aria-expanded='true'] .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.site-nav__toggle[aria-expanded='true'] .hamburger-line:nth-child(2) {
    opacity: 0;
}
.site-nav__toggle[aria-expanded='true'] .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
    .site-nav__toggle {
        display: flex;
    }

    .site-nav {
        position: fixed;
        inset: 80px 0 0 0;
        background: var(--color-surface);
        border-top: 1px solid var(--color-border);
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        pointer-events: none;
        transform: translateY(-12px);
        transition:
            opacity var(--duration-base) var(--ease-out-expo),
            transform var(--duration-base) var(--ease-out-expo);
        z-index: 99;
    }

    .site-nav.is-open {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .site-nav__list {
        flex-direction: column;
        gap: var(--space-lg);
        text-align: center;
    }

    .site-nav__list a {
        font-size: 1.5rem;
        letter-spacing: 0.1em;
    }

    body.nav-open {
        overflow: hidden;
    }
}

/* ----------------------------------------------------------------
   Footer
---------------------------------------------------------------- */
.site-footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding-block: var(--space-xl);
}

.site-footer__inner {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: var(--space-xl);
    align-items: start;
}

.site-footer__brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.site-footer__brand img {
    height: 56px;
    width: auto;
}

.site-footer__tagline {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin: 0;
}

.site-footer__nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md) var(--space-lg);
    justify-content: center;
}

.site-footer__nav a {
    font-family: var(--font-primary);
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.site-footer__nav a:hover {
    color: var(--color-accent);
    text-decoration: none;
}

.site-footer__meta {
    text-align: right;
}

.site-footer__meta p {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    line-height: 1.8;
}

.site-footer__copy {
    color: rgba(136, 136, 136, 0.5) !important;
    font-size: 0.65rem !important;
    margin-top: var(--space-sm);
}

@media (max-width: 900px) {
    .site-footer__inner {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-lg);
    }

    .site-footer__meta {
        text-align: left;
        grid-column: 1 / -1;
    }
}

@media (max-width: 600px) {
    .site-footer__inner {
        grid-template-columns: 1fr;
    }

    .site-footer__meta {
        grid-column: unset;
    }
}

/* ----------------------------------------------------------------
   Race-info strip (voorpagina)
---------------------------------------------------------------- */
.race-strip {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding-block: var(--space-lg);
}

.race-strip__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--color-border);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.race-strip__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: var(--color-surface);
    text-align: center;
    transition: background var(--duration-fast);
}

.race-strip__item:hover {
    background: var(--color-surface-2);
}

.race-strip__icon {
    font-size: 1.75rem;
    line-height: 1;
}

.race-strip__label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.race-strip__value {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-white);
}

@media (max-width: 600px) {
    .race-strip__grid {
        grid-template-columns: 1fr;
    }
}

/* ----------------------------------------------------------------
   Scroll-animaties (gekoppeld aan animations.js)
---------------------------------------------------------------- */
[data-animate] {
    opacity: 0;
    transform: translateY(24px);
    transition:
        opacity var(--duration-slow) var(--ease-out-expo),
        transform var(--duration-slow) var(--ease-out-expo);
    transition-delay: var(--stagger-delay, 0ms);
}

[data-animate].is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ----------------------------------------------------------------
   Sectie-koptekst
---------------------------------------------------------------- */
.section-header {
    margin-bottom: var(--space-xl);
}

.section-header__eyebrow {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.section-header__title {
    font-size: clamp(2rem, 4vw, 3rem);
}

/* ----------------------------------------------------------------
   Post-meta
---------------------------------------------------------------- */
.post-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-md);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}

.post-meta__separator {
    opacity: 0.4;
}

/* ----------------------------------------------------------------
   Geen resultaten
---------------------------------------------------------------- */
.no-results {
    padding-block: var(--space-2xl);
    text-align: center;
}

.no-results__title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--space-md);
    color: var(--color-text-muted);
}