/* ============================================================
   KH Kursbuchung – Public CSS  v1.0.0
   Primärfarbe via CSS Custom Property (wird per PHP gesetzt)
   ============================================================ */

:root {
    --khk-primary:    #1a7a8a;
    --khk-ausgebucht: #9b1c3a;
    --khk-text:       #1a1a1a;
    --khk-muted:      #666;
    --khk-border:     #e0e0e0;
    --khk-bg:         #f8f9fa;
    --khk-white:      #ffffff;
    --khk-radius:     8px;
    --khk-shadow:     0 2px 8px rgba(0,0,0,.10);
    --khk-shadow-hover: 0 6px 20px rgba(0,0,0,.15);
}

/* ── Kurs-Grid ─────────────────────────────────────────────── */

.khk-kursliste {
    padding: 0;
}

.khk-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 28px;
}

.khk-filter-btn {
    padding: 7px 16px;
    border: 2px solid var(--khk-primary);
    border-radius: 20px;
    background: transparent;
    color: var(--khk-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all .2s;
    white-space: nowrap;
}

.khk-filter-btn:hover,
.khk-filter-btn.active {
    background: var(--khk-primary);
    color: var(--khk-white);
}

.khk-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

/* ── Kurskarte ─────────────────────────────────────────────── */

.khk-card {
    background: var(--khk-white);
    border-radius: var(--khk-radius);
    box-shadow: var(--khk-shadow);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: box-shadow .2s, transform .2s;
}

.khk-card:hover {
    box-shadow: var(--khk-shadow-hover);
    transform: translateY(-2px);
}

.khk-card__image {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
}

.khk-card__image-placeholder {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: var(--khk-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--khk-muted);
    font-size: 32px;
}

.khk-card__datum {
    background: var(--khk-primary);
    color: var(--khk-white);
    text-align: center;
    font-weight: 700;
    font-size: 15px;
    padding: 10px 12px;
    letter-spacing: .5px;
}

.khk-card__body {
    padding: 16px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.khk-card__title {
    font-size: 16px;
    font-weight: 700;
    color: var(--khk-text);
    margin: 0;
    line-height: 1.3;
}

.khk-card__title-row {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    flex-wrap: wrap;
}

.khk-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .5px;
    white-space: nowrap;
    flex-shrink: 0;
}

.khk-badge--ausgebucht {
    background: var(--khk-ausgebucht);
    color: var(--khk-white);
}

.khk-badge--abgesagt {
    background: #555;
    color: var(--khk-white);
}

.khk-card__ort {
    font-size: 13px;
    color: var(--khk-muted);
    margin: 0;
}

.khk-card__meta {
    font-size: 12px;
    color: var(--khk-muted);
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 4px;
}

.khk-card__meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.khk-card__footer {
    padding: 12px 16px;
    border-top: 1px solid var(--khk-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

/* Buttons – mit hoher Spezifizität gegen Theme-Overrides */
.khk-kursliste .khk-btn,
.khk-buchung-wrap .khk-btn,
.khk-detail-wrap .khk-btn,
.khk-meta-box .khk-btn,
.khk-btn {
    display: inline-block !important;
    padding: 10px 20px !important;
    border-radius: 4px !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    line-height: 1.4 !important;
    text-decoration: none !important;
    cursor: pointer !important;
    transition: opacity .2s, background .2s !important;
    letter-spacing: .3px !important;
    box-sizing: border-box !important;
    -webkit-appearance: none !important;
    appearance: none !important;
}

.khk-kursliste .khk-btn--primary,
.khk-buchung-wrap .khk-btn--primary,
.khk-detail-wrap .khk-btn--primary,
.khk-meta-box .khk-btn--primary,
.khk-btn--primary {
    background: var(--khk-primary) !important;
    color: #ffffff !important;
    border: 2px solid var(--khk-primary) !important;
}

.khk-btn--primary:hover,
.khk-btn--primary:focus {
    opacity: .88 !important;
    color: #ffffff !important;
}

.khk-btn--disabled,
.khk-btn[disabled] {
    background: #cccccc !important;
    color: #888888 !important;
    border: 2px solid #cccccc !important;
    cursor: not-allowed !important;
    pointer-events: none !important;
    opacity: 1 !important;
}

.khk-kursliste .khk-btn--outline,
.khk-buchung-wrap .khk-btn--outline,
.khk-detail-wrap .khk-btn--outline,
.khk-btn--outline {
    background: transparent !important;
    color: var(--khk-primary) !important;
    border: 2px solid var(--khk-primary) !important;
}

.khk-btn--outline:hover,
.khk-btn--outline:focus {
    background: var(--khk-primary) !important;
    color: #ffffff !important;
}

/* ── Buchungs-Flow (Modal / Inline) ────────────────────────── */

.khk-buchung-wrap {
    max-width: 600px;
    margin: 0 auto;
}

/* Schrittanzeige */
.khk-steps {
    display: flex;
    align-items: center;
    gap: 0;
    margin-bottom: 28px;
}

.khk-step {
    flex: 1;
    text-align: center;
    padding: 10px 4px;
    font-size: 13px;
    font-weight: 600;
    color: var(--khk-muted);
    border-bottom: 3px solid var(--khk-border);
    transition: all .2s;
}

.khk-step.active {
    color: var(--khk-primary);
    border-bottom-color: var(--khk-primary);
}

.khk-step.done {
    color: #3a8a4a;
    border-bottom-color: #3a8a4a;
}

/* Schritt-Container */
.khk-step-content {
    display: none;
}

.khk-step-content.active {
    display: block;
}

/* Schritt 1: Typ-Auswahl */
.khk-typ-auswahl {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 16px 0;
}

.khk-typ-btn {
    border: 2px solid var(--khk-border);
    border-radius: var(--khk-radius);
    padding: 20px 16px;
    text-align: center;
    cursor: pointer;
    background: var(--khk-white);
    transition: all .2s;
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
}

.khk-typ-btn:hover,
.khk-typ-btn.selected {
    border-color: var(--khk-primary);
    background: color-mix(in srgb, var(--khk-primary) 6%, white);
}

.khk-typ-btn__icon {
    font-size: 28px;
    line-height: 1;
}

.khk-typ-btn__label {
    font-weight: 700;
    font-size: 15px;
    color: var(--khk-text);
}

.khk-typ-btn__sub {
    font-size: 12px;
    color: var(--khk-muted);
}

/* Formularfelder */
.khk-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.khk-form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 16px;
}

.khk-form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--khk-text);
}

.khk-form-group label .required {
    color: var(--khk-ausgebucht);
    margin-left: 2px;
}

.khk-form-group input,
.khk-form-group textarea {
    border: 1px solid var(--khk-border);
    border-radius: 4px;
    padding: 10px 12px;
    font-size: 14px;
    width: 100%;
    box-sizing: border-box;
    transition: border-color .2s;
    background: var(--khk-white);
    color: var(--khk-text);
}

.khk-form-group input:focus,
.khk-form-group textarea:focus {
    outline: none;
    border-color: var(--khk-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--khk-primary) 15%, transparent);
}

.khk-form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.khk-form-group--extern-only {
    display: none;
}

/* Hinweis-Box */
.khk-hinweis {
    background: var(--khk-bg);
    border-left: 4px solid var(--khk-primary);
    border-radius: 0 4px 4px 0;
    padding: 12px 16px;
    font-size: 13px;
    color: var(--khk-text);
    margin-bottom: 20px;
}

/* Zusammenfassung */
.khk-summary {
    background: var(--khk-bg);
    border-radius: var(--khk-radius);
    padding: 16px;
    margin-bottom: 20px;
}

.khk-summary__row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid var(--khk-border);
    font-size: 14px;
}

.khk-summary__row:last-child {
    border: none;
    font-weight: 700;
    font-size: 15px;
    color: var(--khk-primary);
}

.khk-summary__label {
    color: var(--khk-muted);
}

/* Navigation Buttons */
.khk-form-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
}

/* Feedback */
.khk-feedback {
    padding: 14px 16px;
    border-radius: var(--khk-radius);
    margin: 12px 0;
    font-size: 14px;
    display: none;
}

.khk-feedback--success {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

.khk-feedback--error {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

/* Honeypot (immer versteckt) */
.khk-hp {
    display: none !important;
    visibility: hidden !important;
    position: absolute !important;
    left: -9999px !important;
}

/* ── Buchung gesperrt (Ausgebucht / Abgesagt) ──────────────── */

.khk-buchung-gesperrt {
    text-align: center;
    padding: 32px 16px;
    background: var(--khk-bg);
    border-radius: var(--khk-radius);
    border: 2px solid var(--khk-border);
}

.khk-badge--lg {
    font-size: 18px;
    padding: 8px 22px;
    border-radius: 20px;
    display: inline-block;
    margin-bottom: 16px;
}

.khk-buchung-gesperrt__text {
    color: var(--khk-muted);
    font-size: 15px;
    margin: 0;
}

.khk-step-intro {
    font-size: 15px;
    color: var(--khk-text);
    margin-bottom: 16px;
}

.khk-plaetze-warnung {
    background: #fff8e1;
    border-left: 4px solid #f59e0b;
    border-radius: 0 4px 4px 0;
    padding: 10px 14px;
    font-size: 14px;
    color: #78350f;
    margin: 12px 0;
}

.khk-dsgvo-hinweis {
    font-size: 12px;
    color: var(--khk-muted);
    margin-bottom: 16px;
    line-height: 1.5;
}

.khk-dsgvo-hinweis a { color: var(--khk-primary); }

.khk-field-hint {
    font-size: 12px;
    color: var(--khk-muted);
    margin: 4px 0 0;
}

.khk-icon {
    vertical-align: middle;
    margin-right: 3px;
    opacity: .7;
}

.khk-keine-kurse {
    color: var(--khk-muted);
    font-style: italic;
    padding: 20px 0;
}

/* ── Responsive ────────────────────────────────────────────── */

@media (max-width: 600px) {
    .khk-typ-auswahl {
        grid-template-columns: 1fr;
    }

    .khk-form-row {
        grid-template-columns: 1fr;
    }

    .khk-card__datum {
        font-size: 13px;
    }

    .khk-filter-bar {
        gap: 6px;
    }

    .khk-filter-btn {
        font-size: 13px;
        padding: 6px 12px;
    }
}

/* ── Detailseite ───────────────────────────────────────────── */

.khk-detail-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 20px 60px;
}

.khk-detail-inner {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 40px;
    align-items: start;
}

/* Hauptinhalt */
.khk-detail-bild__img {
    width: 100%;
    height: auto;
    border-radius: var(--khk-radius);
    display: block;
    margin-bottom: 24px;
}

.khk-detail-titel {
    font-size: clamp(22px, 3vw, 30px);
    font-weight: 700;
    color: var(--khk-text);
    margin: 0 0 20px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    line-height: 1.3;
}

.khk-badge--inline {
    font-size: 14px;
    padding: 4px 12px;
}

.khk-detail-inhalt {
    font-size: 16px;
    line-height: 1.7;
    color: var(--khk-text);
    margin-bottom: 40px;
}

.khk-detail-inhalt ul {
    padding-left: 20px;
}

.khk-detail-inhalt li {
    margin-bottom: 6px;
}

.khk-detail-buchung {
    border-top: 2px solid var(--khk-border);
    padding-top: 32px;
    margin-top: 16px;
}

.khk-detail-buchung__titel {
    font-size: 20px;
    font-weight: 700;
    color: var(--khk-primary);
    margin: 0 0 20px;
}

/* Sidebar Meta-Box */
.khk-detail-sidebar {
    position: sticky;
    top: 24px;
}

.khk-meta-box {
    background: var(--khk-white);
    border: 1px solid var(--khk-border);
    border-radius: var(--khk-radius);
    box-shadow: var(--khk-shadow);
    overflow: hidden;
}

.khk-meta-row {
    display: flex;
    gap: 14px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--khk-border);
    align-items: flex-start;
}

.khk-meta-row:last-of-type {
    border-bottom: none;
}

.khk-meta-icon {
    flex-shrink: 0;
    color: var(--khk-primary);
    margin-top: 2px;
}

.khk-meta-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.khk-meta-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .8px;
    color: var(--khk-muted);
}

.khk-meta-value {
    font-size: 14px;
    color: var(--khk-text);
    font-weight: 500;
    line-height: 1.4;
}

.khk-meta-ausgebucht {
    color: var(--khk-ausgebucht);
    font-weight: 700;
}

.khk-meta-link {
    font-size: 13px;
    color: var(--khk-primary);
    text-decoration: none;
}

.khk-meta-link:hover {
    text-decoration: underline;
}

.khk-meta-cta {
    display: block;
    text-align: center;
    margin: 16px;
    width: calc(100% - 32px);
    box-sizing: border-box;
}

.khk-detail-back {
    display: inline-block;
    margin-top: 16px;
    font-size: 13px;
    color: var(--khk-muted);
    text-decoration: none;
}

.khk-detail-back:hover {
    color: var(--khk-primary);
}

/* Detailseite Responsive */
@media (max-width: 768px) {
    .khk-detail-inner {
        grid-template-columns: 1fr;
    }

    .khk-detail-sidebar {
        position: static;
        order: -1; /* Sidebar kommt auf Mobile oben */
    }

    .khk-detail-wrap {
        padding: 20px 16px 40px;
    }
}