/* Explain: Styles for the multi-select feature, including buttons, bar, and overlay. */
.apartment-multi-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    min-height: 2.75rem;
    border-radius: 999px;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    padding: 0 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-color);
    transition: transform 300ms ease, border-color 300ms ease, background 300ms ease, color 300ms ease;
}

.apartment-multi-btn:hover {
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.apartment-multi-btn.is-selected {
    border-color: var(--accent-color);
    background: var(--accent-color);
    color: #ffffff;
}

.apartment-card.is-selected {
    border-color: var(--accent-color);
    box-shadow: 0 26px 80px rgba(88, 129, 87, 0.22);
}

.multi-bar {
    position: fixed;
    right: 1rem;
    left: 1rem;
    bottom: calc(5.75rem + env(safe-area-inset-bottom));
    z-index: 50;
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border-radius: 999px;
    border: 1px solid var(--glass-border);
    background: rgba(250, 249, 246, 0.92);
    padding: 0.6rem 0.75rem 0.6rem 1rem;
    box-shadow: 0 20px 60px rgba(31, 46, 35, 0.18);
    backdrop-filter: blur(18px);
}

.multi-bar.is-open {
    display: flex;
}

.multi-bar-icon {
    display: inline-flex;
    height: 2.4rem;
    width: 2.4rem;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: var(--sage-soft);
    color: var(--accent-color);
}

@media (min-width: 768px) {
    .multi-bar {
        right: auto;
        left: 50%;
        bottom: calc(1.25rem + env(safe-area-inset-bottom));
        width: min(100% - 2rem, 40rem);
        transform: translateX(-50%);
    }
}

.multi-overlay {
    position: fixed;
    inset: 0;
    z-index: 70;
    display: none;
    overflow-y: auto;
    background: rgba(31, 46, 35, 0.4);
    padding: 1rem;
}

.multi-overlay.is-open {
    display: block;
}

.multi-overlay-panel {
    margin: 0 auto;
    max-width: 64rem;
    min-height: calc(100vh - 2rem);
    border-radius: 2.4rem;
    background: var(--background-color);
    padding: clamp(1.5rem, 4vw, 2.75rem);
    box-shadow: 0 30px 90px rgba(31, 46, 35, 0.25);
}

.multi-item {
    border: 1px solid var(--glass-border);
    border-radius: 1.6rem;
    background: rgba(250, 249, 246, 0.68);
    padding: 1.2rem 1.35rem;
}

.multi-item-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}

.multi-item-title {
    margin: 0;
    color: var(--text-color);
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    line-height: 1.35;
}

.multi-remove {
    flex-shrink: 0;
    min-height: 2.2rem;
    border-radius: 999px;
    border: 1px solid var(--glass-border);
    background: var(--surface-color);
    padding: 0 0.9rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    transition: all 300ms ease;
}

.multi-remove:hover {
    border-color: #9B4A3D;
    color: #9B4A3D;
}

.multi-item-tag {
    display: inline-flex;
    margin-top: 0.6rem;
    border-radius: 999px;
    background: var(--sage-soft);
    padding: 0.25rem 0.75rem;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--sage-dark);
}

.multi-item-line {
    margin: 0.75rem 0 0;
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.7;
}

.multi-item-phone {
    margin: 0.6rem 0 0;
    color: var(--sage-dark);
    font-size: 0.85rem;
    font-weight: 600;
}

.q-choice {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    min-height: 2.75rem;
    border-radius: 999px;
    border: 1px solid var(--glass-border);
    background: var(--field-bg);
    padding: 0 1.15rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-color);
    transition: border-color 300ms ease, background 300ms ease, color 300ms ease;
}

.q-choice:hover {
    border-color: var(--accent-color);
}

.q-choice input {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.q-choice:has(input:checked) {
    border-color: var(--accent-color);
    background: var(--accent-color);
    color: #ffffff;
}

.q-choice:has(input:focus-visible) {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}