.calendar-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.calendar-mobile {
    display: none;
}

.calendar-desktop {
    display: grid;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background-color: var(--clay);
    color: var(--white);
}

.calendar-header h3 {
    color: var(--white);
    margin: 0;
    font-size: 1.5rem;
}

.calendar-nav {
    display: flex;
    gap: 0.5rem;
}

.calendar-nav-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border-radius: 50%;
    text-decoration: none;
    transition: background var(--transition-normal);
}

.calendar-nav-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.calendar-nav-btn.htmx-request {
    pointer-events: none;
}

.calendar-nav-btn.htmx-request .icon {
    display: none;
}

.calendar-nav-btn.htmx-request::after {
    content: "";
    width: 1em;
    height: 1em;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
}

@media (prefers-reduced-motion: reduce) {
    .calendar-nav-btn.htmx-request::after {
        animation: none;
        border-right-color: currentColor;
        opacity: 0.5;
    }
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 1px;
    background-color: #e0e0e0;
}

.calendar-day-header {
    background-color: var(--clay-light);
    padding: 1rem;
    text-align: center;
    font-weight: 600;
    color: var(--clay-dark);
    font-size: 0.9rem;
}

.calendar-day {
    background-color: var(--white);
    min-height: 80px;
    padding: 0.5rem;
    position: relative;
    transition: background-color var(--transition-normal);
}

a.calendar-day {
    text-decoration: none;
    color: inherit;
    display: block;
}

.calendar-day.empty {
    background-color: #f5f5f5;
}

.calendar-day.past {
    background-color: #f9f9f9;
    color: var(--text-muted);
}

.calendar-day.past .calendar-day-number {
    text-decoration: line-through;
    color: var(--text-muted);
}

.calendar-day.today {
    background-color: var(--sand);
}

/* The border stays neutral: moss and clay now mean session type,
   so the availability affordance cannot borrow either color. */
.calendar-day.available {
    background-color: var(--white);
    border: 2px solid var(--border-input);
    cursor: pointer;
}

.calendar-day.available:hover {
    background-color: var(--sand);
    border-color: var(--clay-dark);
}

.calendar-day.booked {
    background-color: #f2f2f2;
    border: 1px solid #78818a;
    cursor: not-allowed;
}

.calendar-day.booked .calendar-day-number {
    color: var(--text-muted);
}

.calendar-day-number {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--slate);
}

.calendar-day-services {
    margin-top: 0.25rem;
}

.calendar-service {
    background-color: var(--moss);
    color: var(--white);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.65rem;
    font-weight: 500;
    margin-top: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.calendar-service.type-group {
    background-color: var(--moss);
}

.calendar-service.type-private {
    background-color: var(--clay-dark);
}

.calendar-service.full {
    background-color: #e4e4e4;
    color: #4d565e;
}

/* #8f4a42 reads 6.5:1 on the white cell and 5.0:1 on the sand hover. */
.calendar-urgency {
    margin-top: 3px;
    font-size: 0.65rem;
    font-weight: 700;
    color: #8f4a42;
}

.agenda-low {
    font-weight: 700;
    color: #8f4a42;
}

.calendar-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    padding: 0.85rem 1.5rem;
    background-color: var(--white);
    border-bottom: 1px solid #e0e0e0;
    font-size: 0.85rem;
    color: var(--slate);
}

.legend-item {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}

.legend-swatch {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 3px;
    flex-shrink: 0;
}

.legend-group {
    background-color: var(--moss);
}

.legend-private {
    background-color: var(--clay-dark);
}

.legend-full {
    background-color: #e4e4e4;
    border: 1px solid #5d666e;
}

@media (max-width: 768px) {
    .calendar-header {
        padding: 1rem 1.25rem;
    }

    .calendar-header h3 {
        font-size: 1.2rem;
    }

    .calendar-nav-btn {
        width: 36px;
        height: 36px;
    }

    .calendar-desktop {
        display: none;
    }

    .calendar-mobile {
        display: block;
    }
}

.calendar-agenda {
    padding: 0.5rem;
}

.agenda-day {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    margin-bottom: 0.5rem;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    border: 1px solid var(--moss);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-fast);
}

.agenda-day:hover {
    background: rgba(96, 108, 56, 0.1);
    transform: translateX(4px);
}

.agenda-day:last-child {
    margin-bottom: 0;
}

.agenda-date {
    min-width: 70px;
    text-align: center;
    padding-right: 1rem;
    border-right: 1px solid var(--clay-light);
}

.agenda-day-number {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--clay-dark);
    line-height: 1;
}

.agenda-weekday {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-top: 0.25rem;
}

.agenda-slots {
    flex: 1;
}

.agenda-slot {
    padding: 0.5rem 0;
}

.agenda-slot:not(:last-child) {
    border-bottom: 1px solid #eee;
}

.agenda-slot-name {
    font-weight: 600;
    color: var(--slate);
    margin-bottom: 0.25rem;
}

.agenda-slot-spots {
    font-size: 0.85rem;
    color: var(--moss);
}

.agenda-slot-spots .icon {
    margin-right: 0.25rem;
}

.agenda-arrow {
    color: var(--clay);
    font-size: 1.25rem;
}

.agenda-empty {
    display: none;
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--text-muted);
}

.agenda-empty .icon {
    font-size: 3rem;
    color: var(--clay-light);
    margin-bottom: 1rem;
}

.agenda-empty p {
    margin: 0;
}

.agenda-empty-hint {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 0.5rem !important;
}

.calendar-agenda:not(:has(.agenda-day)) .agenda-empty {
    display: block;
}

@supports not selector(:has(*)) {
    .agenda-empty {
        display: none;
    }
}

.calendar-hint {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 1.5rem;
    font-style: italic;
}

@media (max-width: 480px) {
    .calendar-container {
        border-radius: 0;
        margin: 0 -15px;
        width: calc(100% + 30px);
    }

    .agenda-day {
        padding: 0.875rem;
        gap: 0.75rem;
    }

    .agenda-date {
        min-width: 60px;
        padding-right: 0.75rem;
    }

    .agenda-day-number {
        font-size: 1.5rem;
    }
}