/* ============================================================
   DistrictPicker — Cascade and Typeahead widget styles
   Loaded by include/district_picker.php on any page that
   uses either widget mode.
   ============================================================ */

/* ── Shared: selection display ────────────────────────────────────────────── */
.dp-selection {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 0.875rem;
    background: #e8f5e9;
    border: 1px solid #a5d6a7;
    border-radius: var(--radius, 8px);
    font-size: 0.875rem;
    color: #2e7d32;
}

.dp-selection__icon {
    flex-shrink: 0;
    font-size: 1rem;
    line-height: 1;
}

.dp-selection__name {
    flex: 1 1 auto;
    min-width: 0;
    font-weight: 600;
}

.dp-selection__clear {
    flex-shrink: 0;
    background: none;
    border: none;
    padding: 0.15rem 0.35rem;
    font-size: 1.1rem;
    line-height: 1;
    color: #2e7d32;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.15s;
}

.dp-selection__clear:hover {
    background: rgba(0, 0, 0, 0.08);
}

/* ── Shared: error, hint, no-results ──────────────────────────────────────── */
.dp-error {
    color: #c62828;
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

.dp-no-results {
    padding: 1rem;
    text-align: center;
    color: var(--text-muted, #5c6070);
    font-size: 0.875rem;
    font-style: italic;
}

.dp-hint {
    font-size: 0.78rem;
    color: var(--text-muted, #5c6070);
    margin-top: 0.35rem;
}

/* ── Shared: hidden validation anchor ─────────────────────────────────────── */
.dp-validation {
    display: block;
    width: 0;
    height: 0;
    overflow: hidden;
    padding: 0;
    border: 0;
    margin: 0;
    position: absolute;
}

/* ── Cascade mode ─────────────────────────────────────────────────────────── */
.dp-cascade {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.dp-cascade > div:empty {
    display: none;
}

.dp-cascade__step {
    animation: dp-fadeIn 0.2s ease;
}

@keyframes dp-fadeIn {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}

.dp-cascade__label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text, #1a1a2e);
    margin-bottom: 0.25rem;
}

.dp-cascade__select {
    display: block;
    width: 100%;
    padding: 0.5rem 0.65rem;
    border: 1px solid var(--border, #d0d8e8);
    border-radius: var(--radius, 8px);
    font-size: 0.875rem;
    color: var(--text, #1a1a2e);
    background: var(--white, #ffffff);
    cursor: pointer;
    transition: border-color 0.18s;
}

.dp-cascade__select:focus {
    outline: none;
    border-color: var(--blue-mid, #1976d2);
    box-shadow: 0 0 0 2px rgba(25, 118, 210, 0.15);
}

.dp-cascade__empty {
    font-size: 0.85rem;
    color: var(--text-muted, #5c6070);
    font-style: italic;
    padding: 0.5rem 0;
}

/* ── Typeahead mode ───────────────────────────────────────────────────────── */
.dp-typeahead {
    position: relative;
}

/* Tabs */
.dp-typeahead__tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border, #d0d8e8);
    margin-bottom: 0.5rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.dp-typeahead__tabs::-webkit-scrollbar {
    display: none;
}

.dp-typeahead__tab {
    flex-shrink: 0;
    padding: 0.45rem 0.75rem;
    border: none;
    background: none;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted, #5c6070);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: color 0.15s, border-color 0.15s;
    white-space: nowrap;
}

.dp-typeahead__tab:hover {
    color: var(--text, #1a1a2e);
}

.dp-typeahead__tab--active {
    color: var(--blue, #1565c0);
    border-bottom-color: var(--blue, #1565c0);
    font-weight: 600;
}

/* Search input */
.dp-typeahead__input-wrap {
    display: flex;
    align-items: center;
    border: 1px solid var(--border, #d0d8e8);
    border-radius: var(--radius, 8px);
    background: var(--white, #ffffff);
    transition: border-color 0.18s;
    overflow: hidden;
}

.dp-typeahead__input-wrap:focus-within {
    border-color: var(--blue-mid, #1976d2);
    box-shadow: 0 0 0 2px rgba(25, 118, 210, 0.15);
}

.dp-typeahead__search-icon {
    flex-shrink: 0;
    padding: 0 0.5rem 0 0.75rem;
    color: var(--text-muted, #5c6070);
    font-size: 0.85rem;
    opacity: 0.6;
}

.dp-typeahead__input {
    flex: 1 1 auto;
    min-width: 0;
    padding: 0.5rem 0.5rem 0.5rem 0;
    border: none;
    font-size: 0.875rem;
    color: var(--text, #1a1a2e);
    background: transparent;
    outline: none;
}

.dp-typeahead__input::placeholder {
    color: var(--text-muted, #5c6070);
    opacity: 0.6;
}

.dp-typeahead__clear-btn {
    flex-shrink: 0;
    background: none;
    border: none;
    padding: 0.35rem 0.6rem;
    font-size: 1rem;
    line-height: 1;
    color: var(--text-muted, #5c6070);
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.15s;
}

.dp-typeahead__clear-btn:hover {
    opacity: 1;
}

/* Results dropdown */
.dp-typeahead__results {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: 50;
    max-height: 300px;
    overflow-y: auto;
    background: var(--white, #ffffff);
    border: 1px solid var(--border, #d0d8e8);
    border-top: none;
    border-radius: 0 0 var(--radius, 8px) var(--radius, 8px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    list-style: none;
}

/* Result items */
.dp-typeahead__item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    border-bottom: 1px solid var(--border, #d0d8e8);
    transition: background 0.12s;
    min-height: 44px;
    font-size: 0.875rem;
}

.dp-typeahead__item:last-child {
    border-bottom: none;
}

.dp-typeahead__item:hover,
.dp-typeahead__item--highlighted {
    background: var(--blue-faint, #f0f7ff);
}

/* Badge */
.dp-typeahead__badge {
    flex-shrink: 0;
    display: inline-block;
    padding: 0.15em 0.45em;
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

/* Badge colors by type */
.dp-typeahead__badge--state {
    background: #e8f0fe;
    color: #1a73e8;
}

.dp-typeahead__badge--cd,
.dp-typeahead__badge--sd,
.dp-typeahead__badge--ad {
    background: #e8f0fe;
    color: #1a73e8;
}

.dp-typeahead__badge--county,
.dp-typeahead__badge--leg {
    background: #fce4ec;
    color: #c62828;
}

.dp-typeahead__badge--town,
.dp-typeahead__badge--ward,
.dp-typeahead__badge--ed {
    background: #e8f5e9;
    color: #2e7d32;
}

.dp-typeahead__name {
    flex: 1 1 auto;
    min-width: 0;
}

.dp-typeahead__count {
    flex-shrink: 0;
    font-size: 0.75rem;
    color: var(--text-muted, #5c6070);
}

/* Chips (multi-select) */
.dp-typeahead__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-bottom: 0.5rem;
}

.dp-typeahead__chips:empty {
    display: none;
}

.dp-typeahead__chip {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.5rem;
    background: var(--blue-light, #e3f2fd);
    color: var(--blue-dark, #0d47a1);
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 500;
    line-height: 1.3;
}

.dp-typeahead__chip-remove {
    background: none;
    border: none;
    padding: 0 0.15rem;
    font-size: 0.9rem;
    line-height: 1;
    color: var(--blue-dark, #0d47a1);
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.15s;
}

.dp-typeahead__chip-remove:hover {
    opacity: 1;
}

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 599px) {
    .dp-typeahead__tab {
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .dp-typeahead__results {
        max-height: 240px;
    }
}