/* ===== WC Session Booking - Frontend ===== */

.wcsb-picker {
    margin: 24px 0;
    font-family: inherit;
}

.wcsb-picker__header {
    margin-bottom: 16px;
}

.wcsb-picker__title {
    font-size: 1.1em;
    font-weight: 700;
    margin: 0 0 4px;
}

.wcsb-picker__subtitle {
    font-size: 0.88em;
    color: #666;
    margin: 0;
}

/* Month group */
.wcsb-month-group {
    margin-bottom: 20px;
}

.wcsb-month-label {
    font-size: 0.95em;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #444;
    border-bottom: 2px solid #e0e0e0;
    padding-bottom: 6px;
    margin: 0 0 12px;
}

/* Sessions grid */
.wcsb-sessions-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

/* Session card */
.wcsb-session-card {
    position: relative;
    display: block;
    cursor: pointer;
    user-select: none;
    width: calc(33.333% - 8px);
    min-width: 160px;
    box-sizing: border-box;
    outline: none;
}

@media (max-width: 600px) {
    .wcsb-session-card {
        width: calc(50% - 6px);
    }
}

@media (max-width: 380px) {
    .wcsb-session-card {
        width: 100%;
    }
}

.wcsb-session-card input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.wcsb-session-card__inner {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border: 2px solid #ddd;
    border-radius: 8px;
    background: #fff;
    transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}

.wcsb-session-card:hover .wcsb-session-card__inner {
    border-color: #999;
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}

/* Selected */
.wcsb-session-card--selected .wcsb-session-card__inner {
    border-color: #007bff;
    background: #eef5ff;
    box-shadow: 0 2px 8px rgba(0,123,255,0.15);
}

/* Blocked (pair conflict) */
.wcsb-session-card--blocked .wcsb-session-card__inner {
    border-color: #f5c6cb;
    background: #fff5f5;
    opacity: 0.6;
}

/* Disabled (max reached) */
.wcsb-session-card--disabled:not(.wcsb-session-card--selected) {
    cursor: not-allowed;
}

.wcsb-session-card--disabled:not(.wcsb-session-card--selected) .wcsb-session-card__inner {
    opacity: 0.5;
}

/* Date block */
.wcsb-session-card__date {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 40px;
    text-align: center;
}

.wcsb-session-card__day {
    font-size: 1.4em;
    font-weight: 700;
    line-height: 1;
    color: #222;
}

.wcsb-session-card__month-short {
    font-size: 0.72em;
    text-transform: uppercase;
    color: #888;
    letter-spacing: 0.05em;
}

.wcsb-session-card__weekday {
    font-size: 0.68em;
    color: #bbb;
    letter-spacing: 0.03em;
    margin-top: 2px;
    font-weight: 400;
}

/* Info block */
.wcsb-session-card__info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.wcsb-session-card__time {
    font-size: 0.85em;
    color: #555;
    display: flex;
    align-items: center;
    gap: 4px;
}

.wcsb-session-card__time .far.fa-clock {
    font-size: 0.9em;
    color: #999;
    font-weight: 300;
}

.wcsb-session-card__label {
    font-size: 0.82em;
    color: #777;
}

.wcsb-session-card__pair-badge {
    display: inline-block;
    font-size: 0.7em;
    background: #f0f0f0;
    color: #888;
    border-radius: 4px;
    padding: 1px 6px;
    margin-top: 2px;
}

/* Checkmark */
.wcsb-session-card__check {
    font-size: 1em;
    color: #007bff;
    opacity: 0;
    transition: opacity 0.15s;
    font-weight: 700;
    min-width: 16px;
    text-align: center;
}

.wcsb-session-card--selected .wcsb-session-card__check {
    opacity: 1;
}

/* Summary */
.wcsb-picker__summary {
    margin-top: 16px;
    padding: 14px 16px;
    background: #f9f9f9;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
}

.wcsb-picker__summary-sessions ul {
    margin: 6px 0 10px 18px;
    padding: 0;
    font-size: 0.9em;
    color: #444;
}

.wcsb-picker__price {
    font-size: 1.1em;
    color: #222;
}

.wcsb-picker__price small {
    font-size: 0.75em;
    color: #28a745;
}

/* Notice */
.wcsb-picker__notice {
    margin-top: 10px;
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 0.9em;
}

.wcsb-notice--warning {
    background: #fff3cd;
    border: 1px solid #ffc107;
    color: #856404;
}

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