/* ============================================================
   Easyregions — shadcn-inspired region selector
   ============================================================
   Design tokens follow shadcn/ui conventions (neutral zinc palette,
   2px focus rings, subtle borders, lifted shadows). Components stay
   visually quiet so any storefront theme can host them cleanly.
   ============================================================ */

:root {
    --easyregions-radius-sm: 4px;
    --easyregions-radius:    6px;
    --easyregions-radius-lg: 8px;
    --easyregions-radius-xl: 12px;

    /* Neutral palette (zinc) */
    --easyregions-bg:           #ffffff;
    --easyregions-bg-muted:     #fafafa;
    --easyregions-bg-hover:     #f4f4f5;
    --easyregions-bg-active:    #e4e4e7;
    --easyregions-border:       #e4e4e7;
    --easyregions-border-input: #d4d4d8;
    --easyregions-text:         #09090b;
    --easyregions-text-muted:   #71717a;
    --easyregions-text-subtle:  #a1a1aa;

    /* Brand accent */
    --easyregions-accent:        #2563eb;
    --easyregions-accent-hover:  #1d4ed8;
    --easyregions-accent-fg:     #ffffff;
    --easyregions-accent-soft:   rgba(37, 99, 235, 0.10);
    --easyregions-ring:          rgba(37, 99, 235, 0.40);

    /* Shadows (shadcn-flavoured) */
    --easyregions-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --easyregions-shadow:    0 4px 6px -1px rgb(0 0 0 / 0.10), 0 2px 4px -2px rgb(0 0 0 / 0.10);
    --easyregions-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.10), 0 4px 6px -4px rgb(0 0 0 / 0.10);
    --easyregions-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.15), 0 8px 10px -6px rgb(0 0 0 / 0.10);

    --easyregions-overlay: rgba(9, 9, 11, 0.55);

    --easyregions-transition:     120ms cubic-bezier(0.16, 1, 0.3, 1);
    --easyregions-transition-mid: 180ms cubic-bezier(0.16, 1, 0.3, 1);
    --easyregions-transition-slow:240ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ============================================================
   Dark theme — opted in via host markers:
     html.dark, [data-theme="dark"], [data-bs-theme="dark"]
   (works on either <html> or <body>)
   ============================================================ */

html.dark,
html[data-theme="dark"],
html[data-bs-theme="dark"],
body.dark,
body[data-theme="dark"],
body[data-bs-theme="dark"] {
    /* Neutral palette (zinc dark) */
    --easyregions-bg:           #09090b;
    --easyregions-bg-muted:     #18181b;
    --easyregions-bg-hover:     #27272a;
    --easyregions-bg-active:    #3f3f46;
    --easyregions-border:       #27272a;
    --easyregions-border-input: #3f3f46;
    --easyregions-text:         #fafafa;
    --easyregions-text-muted:   #a1a1aa;
    --easyregions-text-subtle:  #71717a;

    /* Brand accent (slightly lighter blue for dark bg) */
    --easyregions-accent:        #3b82f6;
    --easyregions-accent-hover:  #60a5fa;
    --easyregions-accent-fg:     #f8fafc;
    --easyregions-accent-soft:   rgba(59, 130, 246, 0.16);
    --easyregions-ring:          rgba(59, 130, 246, 0.40);

    /* Shadows — heavier black for visibility on dark bg */
    --easyregions-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.40);
    --easyregions-shadow:    0 4px 6px -1px rgb(0 0 0 / 0.50), 0 2px 4px -2px rgb(0 0 0 / 0.40);
    --easyregions-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.55), 0 4px 6px -4px rgb(0 0 0 / 0.40);
    --easyregions-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.65), 0 8px 10px -6px rgb(0 0 0 / 0.45);

    --easyregions-overlay: rgba(0, 0, 0, 0.70);
}

/* ============================================================
   Trigger button
   ============================================================ */

.easyregions-widget {
    position: relative;
    display: inline-block;
}

.easyregions-trigger {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border: 1px solid var(--easyregions-border);
    border-radius: var(--easyregions-radius);
    background: var(--easyregions-bg);
    color: var(--easyregions-text);
    cursor: pointer;
    font: inherit;
    font-size: 14px;
    line-height: 1.4;
    transition: background var(--easyregions-transition), border-color var(--easyregions-transition);
    -webkit-appearance: none;
    appearance: none;
}

.easyregions-trigger:hover {
    background: var(--easyregions-bg-hover);
    border-color: var(--easyregions-border-input);
}

.easyregions-trigger:focus-visible {
    outline: none;
    border-color: var(--easyregions-text);
}

/* ============================================================
   Icons
   ============================================================ */

.easyregions-icon {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex-shrink: 0;
}

.easyregions-icon--chevron {
    transition: transform var(--easyregions-transition);
}

.easyregions-trigger.is-open .easyregions-icon--chevron {
    transform: rotate(180deg);
}

/* ============================================================
   Dropdown (desktop)
   ============================================================ */

.easyregions-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    min-width: 280px;
    max-height: 360px;
    background: var(--easyregions-bg);
    border: 1px solid var(--easyregions-border);
    border-radius: var(--easyregions-radius-lg);
    box-shadow: var(--easyregions-shadow-lg);
    z-index: 1000;
    overflow: hidden;
    transform-origin: top left;
    animation: easyregions-pop-in var(--easyregions-transition-mid) both;
}

@keyframes easyregions-pop-in {
    from { opacity: 0; transform: translateY(-4px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.easyregions-dropdown.is-open {
    display: block;
}

.easyregions-dropdown__search {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--easyregions-border);
}

.easyregions-dropdown__search .easyregions-icon {
    color: var(--easyregions-text-subtle);
}

.easyregions-dropdown__search input,
.easyregions-dropdown__search input:focus,
.easyregions-dropdown__search input:focus-visible {
    flex: 1;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
    font: inherit;
    font-size: 14px;
    background: transparent;
    color: var(--easyregions-text);
    padding: 0;
    margin: 0;
    min-width: 0;
    -webkit-appearance: none;
    appearance: none;
}

.easyregions-dropdown__search input::placeholder {
    color: var(--easyregions-text-subtle);
}

.easyregions-dropdown__list {
    list-style: none;
    margin: 0;
    padding: 4px;
    max-height: 260px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--easyregions-border) transparent;
}

.easyregions-dropdown__list::-webkit-scrollbar {
    width: 8px;
}
.easyregions-dropdown__list::-webkit-scrollbar-thumb {
    background: var(--easyregions-border);
    border-radius: 4px;
}
.easyregions-dropdown__list::-webkit-scrollbar-track {
    background: transparent;
}

.easyregions-dropdown__item {
    display: flex;
    align-items: center;
    padding: 8px 10px;
    cursor: pointer;
    border-radius: var(--easyregions-radius-sm);
    font-size: 14px;
    color: var(--easyregions-text);
    transition: background var(--easyregions-transition), color var(--easyregions-transition);
    user-select: none;
}

.easyregions-dropdown__item:hover,
.easyregions-dropdown__item:focus-visible {
    background: var(--easyregions-bg-hover);
    outline: none;
}

.easyregions-dropdown__item.is-active {
    background: var(--easyregions-accent-soft);
    color: var(--easyregions-accent);
    font-weight: 500;
}

.easyregions-dropdown__dadata {
    border-top: 1px solid var(--easyregions-border);
    padding: 4px;
}

.easyregions-dropdown__dadata:empty {
    display: none;
}

.easyregions-dadata-item {
    padding: 8px 10px;
    cursor: pointer;
    border-radius: var(--easyregions-radius-sm);
    font-size: 13px;
    color: var(--easyregions-text-muted);
    transition: background var(--easyregions-transition), color var(--easyregions-transition);
}

.easyregions-dadata-item:hover {
    background: var(--easyregions-bg-hover);
    color: var(--easyregions-text);
}

/* ============================================================
   Notifier — in-widget first-visit prompt (vertical card)
   ============================================================ */

.easyregions-notifier {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    min-width: 280px;
    max-width: 360px;
    padding: 16px;
    background: var(--easyregions-bg);
    border: 1px solid var(--easyregions-border);
    border-radius: var(--easyregions-radius-lg);
    box-shadow: var(--easyregions-shadow-lg);
    z-index: 1001;
    animation: easyregions-pop-in var(--easyregions-transition-mid) both;
}

.easyregions-notifier.is-visible {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.easyregions-notifier__text {
    color: var(--easyregions-text);
    font-size: 14px;
    line-height: 1.5;
}

.easyregions-notifier__text strong {
    font-weight: 600;
    color: var(--easyregions-text);
}

.easyregions-notifier__actions {
    display: flex;
    gap: 6px;
    align-items: center;
}

.easyregions-notifier__yes,
.easyregions-notifier__no {
    height: 32px;
    padding: 0 14px;
    border-radius: var(--easyregions-radius);
    font: inherit;
    font-size: 13px;
    font-weight: 500;
    line-height: 1;
    cursor: pointer;
    transition: background var(--easyregions-transition), border-color var(--easyregions-transition), box-shadow var(--easyregions-transition);
    -webkit-appearance: none;
    appearance: none;
}

.easyregions-notifier__yes {
    background: var(--easyregions-text);
    color: var(--easyregions-bg);
    border: 1px solid var(--easyregions-text);
    flex: 1;
}

.easyregions-notifier__yes:hover {
    opacity: 0.88;
}

.easyregions-notifier__yes:focus-visible {
    outline: none;
}

.easyregions-notifier__no {
    background: var(--easyregions-bg);
    color: var(--easyregions-text);
    border: 1px solid var(--easyregions-border-input);
    flex: 1;
}

.easyregions-notifier__no:hover {
    background: var(--easyregions-bg-hover);
}

.easyregions-notifier__no:focus-visible {
    outline: none;
}

/* ============================================================
   Overlay (mobile bottom-sheet backdrop)
   ============================================================ */

.easyregions-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--easyregions-overlay);
    z-index: 9998;
    opacity: 0;
    transition: opacity var(--easyregions-transition-slow);
}

.easyregions-overlay.is-visible {
    display: block;
    opacity: 1;
}

/* ============================================================
   Bottom sheet (mobile) + Modal mode (desktop)
   ============================================================ */

.easyregions-sheet {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--easyregions-bg);
    border-radius: var(--easyregions-radius-xl) var(--easyregions-radius-xl) 0 0;
    box-shadow: var(--easyregions-shadow-xl);
    z-index: 9999;
    transform: translateY(100%);
    transition: transform var(--easyregions-transition-slow);
    max-height: 85vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.easyregions-sheet:not(.is-visible) {
    display: none;
}

.easyregions-sheet.is-visible {
    transform: translateY(0);
}

/* --- Modal mode (desktop centered card, shadcn Command-style) --- */

.easyregions-sheet.is-modal {
    bottom: auto;
    left: 50%;
    top: 50%;
    right: auto;
    width: min(440px, calc(100vw - 32px));
    max-height: min(540px, calc(100vh - 64px));
    border: 1px solid var(--easyregions-border);
    border-radius: var(--easyregions-radius-lg);
    box-shadow:
        0 0 0 1px rgb(0 0 0 / 0.04),
        0 24px 38px -8px rgb(0 0 0 / 0.18),
        0 8px 16px -8px rgb(0 0 0 / 0.10);
    transform: translate(-50%, -46%) scale(0.97);
    opacity: 0;
    transition:
        transform var(--easyregions-transition-mid),
        opacity var(--easyregions-transition-mid);
}

.easyregions-sheet.is-modal.is-visible {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
}

.easyregions-sheet.is-modal .easyregions-sheet__handle {
    display: none;
}

/* Modal-only header refinement */
.easyregions-sheet.is-modal .easyregions-sheet__header {
    padding: 14px 18px 12px;
    border-bottom: 1px solid var(--easyregions-border);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: -0.005em;
}

.easyregions-sheet.is-modal .easyregions-sheet__close {
    color: var(--easyregions-text-subtle);
    padding: 4px;
    margin: -4px;
    border-radius: var(--easyregions-radius-sm);
}

.easyregions-sheet.is-modal .easyregions-sheet__close:hover {
    color: var(--easyregions-text);
    background: var(--easyregions-bg-hover);
}

/* Search inside the modal — subtle muted container, no halo */
.easyregions-sheet.is-modal .easyregions-sheet__search {
    margin: 10px 12px 6px;
    padding: 8px 12px;
    background: var(--easyregions-bg-muted);
    border: 1px solid transparent;
    border-radius: var(--easyregions-radius);
    transition: background var(--easyregions-transition), border-color var(--easyregions-transition);
}

.easyregions-sheet.is-modal .easyregions-sheet__search:focus-within {
    background: var(--easyregions-bg);
    border-color: var(--easyregions-border-input);
    box-shadow: none;
}

.easyregions-sheet.is-modal .easyregions-sheet__search input {
    font-size: 14px;
}

/* Items list — readable shadcn Command rhythm */
.easyregions-sheet.is-modal .easyregions-sheet__list {
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.easyregions-sheet.is-modal .easyregions-sheet__item {
    padding: 12px 14px;
    margin: 0;
    font-size: 14px;
    border-radius: var(--easyregions-radius);
    line-height: 1.3;
}

.easyregions-sheet.is-modal .easyregions-sheet__item.is-active {
    background: var(--easyregions-bg-hover);
    color: var(--easyregions-text);
    font-weight: 500;
    position: relative;
}

.easyregions-sheet.is-modal .easyregions-sheet__item.is-active::after {
    content: '';
    position: absolute;
    right: 14px;
    top: 50%;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--easyregions-accent);
    transform: translateY(-50%);
}

.easyregions-sheet.is-modal .easyregions-sheet__dadata {
    padding: 6px 8px 10px;
}

/* Backdrop — soft overlay with blur */
.easyregions-sheet-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(9, 9, 11, 0.40);
    backdrop-filter: blur(3px) saturate(140%);
    -webkit-backdrop-filter: blur(3px) saturate(140%);
    z-index: 9998;
    opacity: 0;
    transition: opacity var(--easyregions-transition-slow);
}

.easyregions-sheet-backdrop.is-visible {
    display: block;
    opacity: 1;
}

/* --- Sheet inner --- */

.easyregions-sheet__handle {
    width: 36px;
    height: 4px;
    background: var(--easyregions-border-input);
    border-radius: 999px;
    margin: 8px auto 4px;
    flex-shrink: 0;
}

.easyregions-sheet__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px 12px;
    font-size: 16px;
    font-weight: 600;
    color: var(--easyregions-text);
    border-bottom: 1px solid var(--easyregions-border);
    flex-shrink: 0;
}

.easyregions-sheet__close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    margin: -6px;
    color: var(--easyregions-text-subtle);
    border-radius: var(--easyregions-radius-sm);
    transition: color var(--easyregions-transition), background var(--easyregions-transition);
}

.easyregions-sheet__close:hover {
    color: var(--easyregions-text);
    background: var(--easyregions-bg-hover);
}

.easyregions-sheet__search {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 12px 20px 8px;
    padding: 8px 12px;
    border: 1px solid var(--easyregions-border-input);
    border-radius: var(--easyregions-radius);
    background: var(--easyregions-bg-muted);
    transition: border-color var(--easyregions-transition), background var(--easyregions-transition);
    flex-shrink: 0;
}

.easyregions-sheet__search:focus-within {
    border-color: var(--easyregions-text);
    background: var(--easyregions-bg);
}

.easyregions-sheet__search .easyregions-icon {
    color: var(--easyregions-text-subtle);
}

.easyregions-sheet__search input,
.easyregions-sheet__search input:focus,
.easyregions-sheet__search input:focus-visible {
    flex: 1;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
    font: inherit;
    font-size: 15px;
    background: transparent;
    color: var(--easyregions-text);
    padding: 0;
    margin: 0;
    min-width: 0;
    -webkit-appearance: none;
    appearance: none;
}

.easyregions-sheet__search input::placeholder {
    color: var(--easyregions-text-subtle);
}

.easyregions-sheet__list {
    list-style: none;
    margin: 0;
    padding: 4px 12px env(safe-area-inset-bottom, 12px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    flex: 1;
    min-height: 0;
}

.easyregions-sheet__item {
    padding: 10px 12px;
    border-radius: var(--easyregions-radius-sm);
    cursor: pointer;
    font-size: 15px;
    color: var(--easyregions-text);
    transition: background var(--easyregions-transition), color var(--easyregions-transition);
    user-select: none;
}

.easyregions-sheet__item:hover,
.easyregions-sheet__item:focus-visible {
    background: var(--easyregions-bg-hover);
    outline: none;
}

.easyregions-sheet__item:active {
    background: var(--easyregions-bg-active);
}

.easyregions-sheet__item.is-active {
    background: var(--easyregions-accent-soft);
    color: var(--easyregions-accent);
    font-weight: 500;
}

.easyregions-sheet__dadata {
    border-top: 1px solid var(--easyregions-border);
    padding: 4px 12px env(safe-area-inset-bottom, 12px);
    flex-shrink: 0;
}

.easyregions-sheet__dadata:empty {
    display: none;
}

/* ============================================================
   Picker header (first-visit context message)
   ============================================================ */

.easyregions-picker-header {
    padding: 12px 20px;
    background: var(--easyregions-bg-muted);
    border-bottom: 1px solid var(--easyregions-border);
    font-size: 13px;
    color: var(--easyregions-text);
    line-height: 1.45;
    flex-shrink: 0;
}

#easyregions-picker-header-dropdown {
    padding: 10px 12px;
    background: var(--easyregions-bg-muted);
    border-bottom: 1px solid var(--easyregions-border);
    font-size: 12.5px;
    color: var(--easyregions-text-muted);
    line-height: 1.4;
}

/* ============================================================
   Responsive
   ============================================================ */

@media (min-width: 768px) {
    /* Hide mobile bottom-sheet on desktop. EXCEPT when it's rendered
       in modal mode (centered card) — that's our desktop popup style. */
    .easyregions-overlay {
        display: none !important;
    }
    .easyregions-sheet:not(.is-modal) {
        display: none !important;
    }
}

@media (max-width: 767px) {
    .easyregions-dropdown {
        display: none !important;
    }

    .easyregions-notifier {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        top: auto;
        border-radius: var(--easyregions-radius-xl) var(--easyregions-radius-xl) 0 0;
        z-index: 9997;
        min-width: auto;
        box-shadow: var(--easyregions-shadow-xl);
    }
}

/* ============================================================
   Body-scroll lock when sheet/modal open
   ============================================================ */

body.easyregions-sheet-open {
    overflow: hidden;
}
