/* =================================
   WING CHUN PAGINA
   Flip cards + quotes widget
================================= */

/* Intro tekst */
.vormen-intro {
    font-size: 1rem;
    font-style: italic;
    color: var(--text-muted);
    opacity: 0.85;
    margin-bottom: 2rem;
    text-align: center;
}

/* =================================
   FLIP CARDS GRID
================================= */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    width: 100%;
    margin: 0 auto;
}

.flip-card {
    cursor: pointer;
    transition: transform 0.3s ease;
}

.flip-card:hover { transform: translateY(-6px); }

/* Voor- en achterkant */
.flip-front,
.flip-back {
    width: 100%;
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 1.6rem;
}

/* Voorkant */
.flip-front {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-top: 3px solid var(--primary);
    box-shadow: var(--shadow);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    text-align: center;
}

/* Achterkant */
.flip-back {
    background: var(--bg-darker);
    border: 1px solid var(--primary-dim);
    box-shadow: var(--shadow-lg);
    align-items: flex-start;
    justify-content: flex-start;
    display: none;
}

.flip-card.flipped .flip-front { display: none; }
.flip-card.flipped .flip-back  { display: flex; }

/* Voorkant inhoud */
.card-num {
    font-size: 0.68rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1.2rem;
}

.card-chinese {
    font-size: 5rem;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 0.8rem;
    font-family: serif;
    filter: drop-shadow(0 2px 10px rgba(212, 175, 55, 0.25));
    transition: transform 0.3s;
    display: block;
}

.flip-card:hover .card-chinese { transform: scale(1.06); }

.card-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.35rem;
    letter-spacing: 0.04em;
    font-family: 'Cinzel', serif;
}

.card-translation {
    font-size: 0.9rem;
    font-style: italic;
    color: var(--text-muted);
}

.card-hint {
    font-size: 0.62rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(212, 175, 55, 0.4);
    margin-top: 1rem;
}

/* Achterkant inhoud */
.back-header {
    display: flex;
    align-items: flex-end;
    gap: 0.8rem;
    width: 100%;
    padding-bottom: 0.9rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--primary-dim);
}

.back-chinese-sm {
    font-size: 2rem;
    color: rgba(212, 175, 55, 0.25);
    font-family: serif;
    line-height: 1;
}

.back-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.06em;
    font-family: 'Cinzel', serif;
}

.back-desc {
    font-size: 0.92rem;
    line-height: 1.75;
    color: var(--text-muted);
    margin-bottom: 1.2rem;
}

.back-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    width: 100%;
    padding: 0;
    margin: 0;
}

.back-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--text-muted);
}

.back-list li::before {
    content: '—';
    color: var(--primary);
    flex-shrink: 0;
    font-size: 0.8rem;
    margin-top: 0.1em;
}

/* =================================
   QUOTES WIDGET
================================= */
.quotes-widget {
    max-width: 900px;
    margin: 0 auto 1.5rem auto;
}

.quotes-widget-trigger {
    width: 100%;
    padding: 1rem 1.5rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-left: 3px solid var(--primary);
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--text);
    text-align: left;
    font-family: 'Inter', sans-serif;
    transition: background 0.2s;
}

.quotes-widget-trigger:hover { background: rgba(212, 175, 55, 0.1); }

.quotes-arrow {
    float: right;
    color: var(--primary);
    transition: transform 0.3s;
}

.quotes-arrow.open { transform: rotate(180deg); }

.quotes-widget-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease, padding 0.3s ease;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-top: none;
    border-radius: 0 0 var(--radius) var(--radius);
    padding: 0 1.5rem;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.quotes-widget-panel.open {
    max-height: 2000px;
    padding: 1.5rem;
}

.quote-accordion-item { margin-bottom: 0.75rem; border-radius: var(--radius-sm); }

.quote-trigger {
    width: 100%;
    text-align: left;
    padding: 0.75rem 1rem;
    background: rgba(212, 175, 55, 0.08);
    border: 1px solid var(--primary-dim);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text);
    font-family: 'Inter', sans-serif;
    transition: background 0.2s;
}

.quote-trigger:hover { background: rgba(212, 175, 55, 0.14); }

.quote-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 1rem;
}

.quote-content.open {
    max-height: 200px;
    padding: 0.75rem 1rem;
}

.quote-content p {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.65;
    margin-bottom: 0.3rem;
}

.quotes-sluit {
    display: block;
    margin-top: 1rem;
    padding: 0.55rem 1.2rem;
    background: var(--primary);
    color: var(--bg-darker);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.82rem;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    transition: transform 0.2s, box-shadow 0.2s;
}

.quotes-sluit:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

/* =================================
   RESPONSIVE
================================= */
@media (max-width: 768px) {
    .cards-grid { grid-template-columns: 1fr; }

    .flip-card {
        width: 85%;
        max-width: 320px;
        margin: 0 auto;
    }
}