/* ═══════════════════════════════════════════
   Bungalow QR Menu — Frontend
   Mobile-first, minimal, modern
═══════════════════════════════════════════ */

:root {
    --bqm-primary: #1b7a43;
    --bqm-primary-dark: #145c33;
    --bqm-primary-light: #e8f5e9;
    --bqm-whatsapp: #25d366;
    --bqm-whatsapp-dark: #1da851;
    --bqm-text: #1a1a1a;
    --bqm-text-light: #6b7280;
    --bqm-bg: #f8f9fa;
    --bqm-card: #ffffff;
    --bqm-border: #e5e7eb;
    --bqm-radius: 12px;
    --bqm-radius-sm: 8px;
    --bqm-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    --bqm-shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.bqm-app * {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

.bqm-app {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    max-width: 560px;
    margin: 0 auto;
    padding: 0 16px 100px;
    background: var(--bqm-bg);
    color: var(--bqm-text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* ══ Screen System ══ */

.bqm-screen {
    display: none;
}

.bqm-screen.bqm-screen-active {
    display: block;
}

/* ── Header ── */

.bqm-header {
    text-align: center;
    padding: 24px 0 16px;
}

.bqm-title {
    font-size: 22px;
    font-weight: 700;
    margin: 0 0 8px;
    color: var(--bqm-text);
    letter-spacing: -0.3px;
}

.bqm-room-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bqm-primary-light);
    color: var(--bqm-primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.bqm-room-badge svg {
    flex-shrink: 0;
}

.bqm-change-room {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border: none;
    background: rgba(27, 122, 67, 0.15);
    color: var(--bqm-primary);
    border-radius: 50%;
    cursor: pointer;
    padding: 0;
    margin-left: 2px;
    transition: background 0.2s;
}

.bqm-change-room:hover {
    background: rgba(27, 122, 67, 0.25);
}

/* ══ Room Selection Screen ══ */

.bqm-room-select-content {
    text-align: center;
    padding: 16px 0;
}

.bqm-room-icon {
    color: var(--bqm-primary);
    margin-bottom: 12px;
}

.bqm-room-icon svg {
    opacity: 0.8;
}

.bqm-room-select-title {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 24px;
    color: var(--bqm-text);
}

.bqm-room-select-desc {
    color: var(--bqm-text-light);
    font-size: 14px;
}

.bqm-room-grid {
    display: flex !important;
    flex-direction: column !important;
    flex-wrap: nowrap !important;
    gap: 10px !important;
    grid-template-columns: none !important;
    width: 100% !important;
}

.bqm-room-btn {
    display: flex !important;
    align-items: center;
    justify-content: flex-start !important;
    gap: 10px;
    padding: 16px 20px;
    width: 100% !important;
    max-width: 100% !important;
    flex: none !important;
    background: var(--bqm-card) !important;
    border: 1.5px solid var(--bqm-border) !important;
    border-radius: var(--bqm-radius);
    color: var(--bqm-text) !important;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
    text-align: left !important;
    min-height: 56px;
}

.bqm-room-btn svg {
    color: var(--bqm-primary) !important;
    flex-shrink: 0;
}

.bqm-room-btn:hover,
.bqm-room-btn:focus {
    border-color: var(--bqm-primary) !important;
    background: var(--bqm-primary-light) !important;
    color: var(--bqm-text) !important;
    box-shadow: var(--bqm-shadow);
}

.bqm-room-btn:hover svg,
.bqm-room-btn:focus svg {
    color: var(--bqm-primary) !important;
}

.bqm-room-btn:active {
    transform: scale(0.97);
}

/* ── Category Filter ── */

.bqm-categories-filter {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 0 0 16px;
    scrollbar-width: none;
    -ms-overflow-style: none;
    -webkit-overflow-scrolling: touch;
}

.bqm-categories-filter::-webkit-scrollbar {
    display: none;
}

.bqm-cat-btn {
    flex-shrink: 0;
    padding: 8px 16px;
    border: 1.5px solid var(--bqm-border);
    border-radius: 20px;
    background: var(--bqm-card);
    color: var(--bqm-text-light);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.bqm-cat-btn:hover {
    border-color: var(--bqm-primary);
    color: var(--bqm-primary);
}

.bqm-cat-btn.active {
    background: var(--bqm-primary);
    color: #fff;
    border-color: var(--bqm-primary);
}

/* ── Category Titles ── */

.bqm-category-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--bqm-text);
    margin: 20px 0 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--bqm-primary-light);
    letter-spacing: -0.2px;
}

.bqm-category-group:first-child .bqm-category-title {
    margin-top: 0;
}

/* ── Product Cards ── */

.bqm-products-grid {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bqm-product-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: var(--bqm-card);
    border-radius: var(--bqm-radius-sm);
    border: 1.5px solid var(--bqm-border);
    transition: border-color 0.2s, box-shadow 0.2s;
    gap: 12px;
}

.bqm-product-card.bqm-selected {
    border-color: var(--bqm-primary);
    background: var(--bqm-primary-light);
    box-shadow: var(--bqm-shadow);
}

.bqm-product-info {
    flex: 1;
    min-width: 0;
}

.bqm-product-name {
    font-size: 15px;
    font-weight: 600;
    margin: 0;
    color: var(--bqm-text);
    word-break: break-word;
}

.bqm-product-price {
    display: block;
    font-size: 13px;
    color: var(--bqm-text-light);
    margin-top: 2px;
    font-weight: 500;
}

/* ── Quantity Controls ── */

.bqm-product-controls {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.bqm-btn-qty {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1.5px solid var(--bqm-border);
    border-radius: 50%;
    background: var(--bqm-card);
    color: var(--bqm-text);
    cursor: pointer;
    transition: all 0.15s;
    padding: 0;
}

.bqm-btn-qty:hover {
    background: var(--bqm-primary-light);
    border-color: var(--bqm-primary);
    color: var(--bqm-primary);
}

.bqm-btn-qty:active {
    transform: scale(0.92);
}

.bqm-btn-minus {
    opacity: 0.4;
    pointer-events: none;
}

.bqm-product-card.bqm-selected .bqm-btn-minus {
    opacity: 1;
    pointer-events: auto;
    border-color: #ef4444;
    color: #ef4444;
    background: #fef2f2;
}

.bqm-product-card.bqm-selected .bqm-btn-minus:hover {
    background: #fee2e2;
}

.bqm-product-card.bqm-selected .bqm-btn-plus {
    border-color: var(--bqm-primary);
    color: var(--bqm-primary);
    background: var(--bqm-primary-light);
}

.bqm-qty {
    display: inline-block;
    min-width: 28px;
    text-align: center;
    font-size: 16px;
    font-weight: 700;
    color: var(--bqm-text);
}

.bqm-product-card.bqm-selected .bqm-qty {
    color: var(--bqm-primary);
}

/* ── Empty State ── */

.bqm-empty {
    text-align: center;
    padding: 48px 24px;
    color: var(--bqm-text-light);
}

.bqm-empty p {
    margin: 0;
    font-size: 15px;
}

/* ── Sticky Order Bar ── */

.bqm-order-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    padding: 12px 16px;
    padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--bqm-border);
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.bqm-order-bar.bqm-visible {
    transform: translateY(0);
}

.bqm-order-bar-inner {
    max-width: 560px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 12px;
}

.bqm-order-summary {
    font-size: 14px;
    font-weight: 600;
    color: var(--bqm-text);
    white-space: nowrap;
}

.bqm-order-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 20px;
    background: var(--bqm-whatsapp);
    color: #fff;
    border: none;
    border-radius: var(--bqm-radius);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    letter-spacing: 0.2px;
}

.bqm-order-btn:hover:not(:disabled) {
    background: var(--bqm-whatsapp-dark);
    box-shadow: var(--bqm-shadow-lg);
}

.bqm-order-btn:active:not(:disabled) {
    transform: scale(0.98);
}

.bqm-order-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.bqm-order-btn svg {
    flex-shrink: 0;
}

/* ── Hidden category groups ── */

.bqm-category-group.bqm-hidden {
    display: none;
}

/* ── Responsive ── */

@media (min-width: 600px) {
    .bqm-app {
        padding-left: 24px;
        padding-right: 24px;
    }

    .bqm-title {
        font-size: 26px;
    }

    .bqm-product-card {
        padding: 16px 20px;
    }

    .bqm-btn-qty {
        width: 40px;
        height: 40px;
    }

}

/* ── Animation ── */

@keyframes bqm-pop {
    0% { transform: scale(1); }
    50% { transform: scale(1.15); }
    100% { transform: scale(1); }
}

.bqm-qty.bqm-pop {
    animation: bqm-pop 0.2s ease;
}