/* ================================================
   321SPEED – AVAILABILITY CALENDAR
   ================================================ */

.avail-section {
    margin-top: 48px;
}

.avail-section .section-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: rgba(255,255,255,0.28);
    font-weight: 600;
    margin-bottom: 14px;
}

.avail-card {
    background: var(--card-bg);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 8px;
    overflow: hidden;
}

/* ── Calendar nav header ── */
.avail-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px 14px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.avail-nav-btn {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 4px;
    color: rgba(255,255,255,0.45);
    cursor: pointer;
    padding: 6px 10px;
    display: flex;
    align-items: center;
    transition: all 0.2s;
}
.avail-nav-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.avail-month-label {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #fff;
}

/* ── Calendar grid ── */
.avail-grid {
    padding: 16px 18px 20px;
}

.avail-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    margin-bottom: 8px;
}

.avail-weekday {
    text-align: center;
    font-size: 0.62rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255,255,255,0.2);
    padding: 4px 0;
}

.avail-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 3px;
}

.avail-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: default;
    transition: background 0.15s;
    position: relative;
    user-select: none;
}

/* Empty cells (padding at start of month) */
.avail-day.empty {
    background: transparent;
}

/* Past days */
.avail-day.past {
    color: rgba(255,255,255,0.12);
}

/* Available days */
.avail-day.free {
    color: rgba(255,255,255,0.65);
    background: rgba(255,255,255,0.03);
}
.avail-day.free:hover {
    background: rgba(255,255,255,0.07);
    color: #fff;
}

/* Booked days */
.avail-day.booked {
    background: rgba(255,45,45,0.1);
    color: rgba(255,80,80,0.6);
    text-decoration: line-through;
    cursor: not-allowed;
}

/* Today */
.avail-day.today {
    background: rgba(255,255,255,0.08);
    color: #fff;
    font-weight: 800;
}
.avail-day.today::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--primary-color);
}

/* ── Legend ── */
.avail-legend {
    display: flex;
    gap: 20px;
    padding: 12px 22px 16px;
    border-top: 1px solid rgba(255,255,255,0.04);
}

.avail-legend-item {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255,255,255,0.3);
}

.avail-legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    flex-shrink: 0;
}

.avail-legend-dot.free   { background: rgba(255,255,255,0.12); }
.avail-legend-dot.booked { background: rgba(255,45,45,0.4); }

/* ── Loading / error states ── */
.avail-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    color: rgba(255,255,255,0.2);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    gap: 10px;
}

.avail-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.1);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.avail-error {
    padding: 20px 22px;
    font-size: 0.8rem;
    color: rgba(255,80,80,0.7);
    text-align: center;
}

/* ── Responsive ── */
@media (max-width: 400px) {
    .avail-day { font-size: 0.72rem; }
    .avail-grid { padding: 12px 10px 16px; }
    .avail-nav { padding: 14px 14px 12px; }
    .avail-legend { padding: 10px 14px 14px; gap: 14px; }
}