:root {
    /* Light theme colors - Grocery themed with greens */
    --bg-primary: #f5f8f3;
    --bg-secondary: #ffffff;
    --bg-tertiary: #eef3eb;
    --text-primary: #1f2922;
    --text-secondary: #4a5d4a;
    --text-muted: #858f85;
    --border-color: #d7e5d7;
    --border-light: #e9f2e9;
    --shadow: 0 20px 40px -32px rgba(33, 60, 37, 0.35);
    --card-bg: #ffffff;
    --input-bg: #ffffff;
    --input-border: #ccdccc;
    --accent-primary: #4caf50;
    --accent-secondary: #388e3c;
    --accent-contrast: #ffffff;
    --hover-bg: rgba(76, 175, 80, 0.08);
    --success: #3ecf8e;
    --danger: #ff6b6b;
    --accent-gradient: linear-gradient(135deg, var(--accent-secondary) 0%, var(--accent-primary) 100%);
    --accent-gradient-reverse: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    --accent-glow: 0 22px 48px -24px rgba(76, 175, 80, 0.45);
}

body.dark-theme {
    /* Dark theme colors - Grocery themed */
    --bg-primary: #0f1511;
    --bg-secondary: #151a16;
    --bg-tertiary: #1a211c;
    --text-primary: #f3fef5;
    --text-secondary: #b6d5b6;
    --text-muted: rgba(182, 213, 182, 0.65);
    --border-color: rgba(71, 118, 76, 0.55);
    --border-light: rgba(71, 118, 76, 0.35);
    --shadow: 0 28px 60px -38px rgba(8, 30, 12, 0.9);
    --card-bg: rgba(19, 34, 22, 0.92);
    --input-bg: rgba(22, 39, 25, 0.95);
    --input-border: rgba(88, 140, 96, 0.55);
    --accent-primary: #66bb6a;
    --accent-secondary: #4caf50;
    --accent-contrast: #ffffff;
    --hover-bg: rgba(76, 175, 80, 0.16);
    --success: #2fc981;
    --danger: #ff7b84;
    --accent-gradient: linear-gradient(135deg, var(--accent-secondary) 0%, var(--accent-primary) 100%);
    --accent-gradient-reverse: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    --accent-glow: 0 30px 64px -28px rgba(76, 185, 74, 0.55);
}

/* Reconnection Modal */
.reconnect-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    backdrop-filter: blur(4px);
}

.reconnect-content {
    background: var(--card-bg);
    padding: 2rem 3rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.reconnect-content p {
    margin: 0;
    color: var(--text-primary);
    font-size: 1rem;
}

html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
}

a, .btn-link {
    color: var(--accent-primary);
}

.btn-primary {
    color: var(--accent-contrast) !important;
    background: var(--accent-gradient) !important;
    border-color: transparent !important;
    box-shadow: var(--accent-glow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

@media (hover: hover) {
    .btn-primary:hover {
        transform: translateY(-1px);
        background: var(--accent-gradient-reverse) !important;
        box-shadow: var(--accent-glow);
    }
}

.btn-primary:active, .btn-primary:focus {
    background: var(--accent-gradient) !important;
    border-color: transparent !important;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.1rem rgba(255, 255, 255, 0.35), 0 0 0 0.25rem rgba(76, 175, 80, 0.35);
}

/* QuickAddRow Component - Global Overrides for Green Theme */
.quick-add-row .add-icon,
.quick-add-row .bi-plus-circle {
    color: var(--accent-primary) !important;
}

.quick-add-row .add-prompt {
    color: var(--text-muted) !important;
}

.quick-add-row .add-text {
    color: var(--text-muted) !important;
}

.quick-add-row .quick-add-input:focus {
    border-color: var(--accent-primary) !important;
    box-shadow: 0 0 0 0.2rem rgba(76, 175, 80, 0.25) !important;
}

/* Green border and background for add list/item rows */
.quick-add-row.add-list-item,
.quick-add-row.add-item-row,
.add-list-item.quick-add-row,
.add-item-row.quick-add-row {
    border-color: rgba(76, 175, 80, 0.4) !important;
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.05) 0%, rgba(56, 142, 60, 0.05) 100%) !important;
}

@media (hover: hover) {
    .quick-add-row.add-list-item:hover,
    .quick-add-row.add-item-row:hover,
    .add-list-item.quick-add-row:hover,
    .add-item-row.quick-add-row:hover,
    div.quick-add-row.add-list-item:hover,
    div.quick-add-row.add-item-row:hover {
        border-color: #4caf50 !important;
        background: linear-gradient(135deg, rgba(76, 175, 80, 0.1) 0%, rgba(56, 142, 60, 0.1) 100%) !important;
    }
}

/* Ensure all btn-primary buttons use green gradient */
.btn.btn-primary,
button.btn-primary,
.add-actions .btn-primary {
    color: white !important;
    background: linear-gradient(135deg, #388e3c 0%, #4caf50 100%) !important;
    border-color: transparent !important;
}

@media (hover: hover) {
    .btn.btn-primary:hover,
    button.btn-primary:hover,
    .add-actions .btn-primary:hover {
        background: linear-gradient(135deg, #4caf50 0%, #388e3c 100%) !important;
    }
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--success);
}

.invalid {
    outline: 1px solid var(--danger);
}

.validation-message {
    color: var(--danger);
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNTYiIGhlaWdodD0iNDkiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgeG1sbnM6eGxpbms9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkveGxpbmsiIG92ZXJmbG93PSJoaWRkZW4iPjxkZWZzPjxjbGlwUGF0aCBpZD0iY2xpcDAiPjxyZWN0IHg9IjIzNSIgeT0iNTEiIHdpZHRoPSI1NiIgaGVpZ2h0PSI0OSIvPjwvY2xpcFBhdGg+PC9kZWZzPjxnIGNsaXAtcGF0aD0idXJsKCNjbGlwMCkiIHRyYW5zZm9ybT0idHJhbnNsYXRlKC0yMzUgLTUxKSI+PHBhdGggZD0iTTI2My41MDYgNTFDMjY0LjcxNyA1MSAyNjUuODEzIDUxLjQ4MzcgMjY2LjYwNiA1Mi4yNjU4TDI2Ny4wNTIgNTIuNzk4NyAyNjcuNTM5IDUzLjYyODMgMjkwLjE4NSA5Mi4xODMxIDI5MC41NDUgOTIuNzk1IDI5MC42NTYgOTIuOTk2QzI5MC44NzcgOTMuNTEzIDI5MSA5NC4wODE1IDI5MSA5NC42NzgyIDI5MSA5Ny4wNjUxIDI4OS4wMzggOTkgMjg2LjYxNyA5OUwyNDAuMzgzIDk5QzIzNy45NjMgOTkgMjM2IDk3LjA2NTEgMjM2IDk0LjY3ODIgMjM2IDk0LjM3OTkgMjM2LjAzMSA5NC4wODg2IDIzNi4wODkgOTMuODA3MkwyMzYuMzM4IDkzLjAxNjIgMjM2Ljg1OCA5Mi4xMzE0IDI1OS40NzMgNTMuNjI5NCAyNTkuOTYxIDUyLjc5ODUgMjYwLjQwNyA1Mi4yNjU4QzI2MS4yIDUxLjQ4MzcgMjYyLjI5NiA1MSAyNjMuNTA2IDUxWk0yNjMuNTg2IDY2LjAxODNDMjYwLjczNyA2Ni4wMTgzIDI1OS4zMTMgNjcuMTI0NSAyNTkuMzEzIDY5LjMzNyAyNTkuMzEzIDY5LjYxMDIgMjU5LjMzMiA2OS44NjA4IDI1OS4zNzEgNzAuMDg4N0wyNjEuNzk1IDg0LjAxNjEgMjY1LjM4IDg0LjAxNjEgMjY3LjgyMSA2OS43NDc1QzI2Ny44NiA2OS43MzA5IDI2Ny44NzkgNjkuNTg3NyAyNjcuODc5IDY5LjMxNzkgMjY3Ljg3OSA2Ny4xMTgyIDI2Ni40NDggNjYuMDE4MyAyNjMuNTg2IDY2LjAxODNaTTI2My41NzYgODYuMDU0N0MyNjEuMDQ5IDg2LjA1NDcgMjU5Ljc4NiA4Ny4zMDA1IDI1OS43ODYgODkuNzkyMSAyNTkuNzg2IDkyLjI4MzcgMjYxLjA0OSA5My41Mjk1IDI2My41NzYgOTMuNTI5NSAyNjYuMTE2IDkzLjUyOTUgMjY3LjM4NyA5Mi4yODM3IDI2Ny4zODcgODkuNzkyMSAyNjcuMzg3IDg3LjMwMDUgMjY2LjExNiA4Ni4wNTQ3IDI2My41NzYgODYuMDU0N1oiIGZpbGw9IiNGRkU1MDAiIGZpbGwtcnVsZT0iZXZlbm9kZCIvPjwvZz48L3N2Zz4=) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: var(--border-color);
}

/* Dark mode Bootstrap overrides */
body.dark-theme .card {
    background: var(--card-bg);
    border-color: var(--border-color);
    color: var(--text-primary);
}

body.dark-theme .card-body {
    background: var(--card-bg);
}

body.dark-theme .table {
    color: var(--text-primary);
    background: var(--card-bg);
}

body.dark-theme .table thead th {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

body.dark-theme .table tbody tr {
    border-color: var(--border-color);
}

@media (hover: hover) {
    body.dark-theme .table-hover tbody tr:hover {
        background: var(--bg-tertiary);
    }
}

body.dark-theme .form-control,
body.dark-theme .form-select {
    background: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-primary);
}

body.dark-theme .form-control:focus,
body.dark-theme .form-select:focus {
    background: var(--input-bg);
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

body.dark-theme .form-label {
    color: var(--text-primary);
}

body.dark-theme .breadcrumb {
    background: var(--bg-secondary);
}

body.dark-theme .breadcrumb-item,
body.dark-theme .breadcrumb-item a {
    color: var(--text-secondary);
}

body.dark-theme .breadcrumb-item.active {
    color: var(--text-primary);
}

body.dark-theme .text-muted {
    color: var(--text-muted) !important;
}

body.dark-theme .bg-light {
    background: var(--bg-tertiary) !important;
}

body.dark-theme .border {
    border-color: var(--border-color) !important;
}

/* Quagga.js barcode scanner - camera video container styling */
.camera-video-container {
    position: relative;
}

.camera-video-container > .viewport,
.camera-video-container > div:first-child {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
}

.camera-video-container video {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
}

.camera-video-container canvas.drawingBuffer {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
}

/* =================================================================
   RESPONSIVE BREAKPOINT SYSTEM
   Standard 4-breakpoint system for consistent responsive design
   xs: 576px (mobile phones portrait)
   sm: 768px (tablets portrait, large phones landscape)
   md: 992px (tablets landscape, small laptops)
   lg: 1200px (desktops, large screens)
   ================================================================= */
:root {
    /* Touch target minimums per WCAG 2.5.5 guidelines */
    --touch-target-min: 44px;
    --touch-target-comfortable: 48px;
}

/* =================================================================
   MOBILE-FIRST MODAL SYSTEM
   Fullscreen modals on mobile (576px and below) with safe area support
   ================================================================= */
@media (max-width: 576px) {
    /* Fullscreen modal pattern - applies to all modals */
    .modal-overlay,
    .modal-backdrop {
        padding: 0 !important;
    }

    .modal-content,
    .modal-dialog,
    .picture-upload-modal,
    .scan-modal {
        width: 100% !important;
        max-width: 100% !important;
        height: 100vh !important;
        height: 100dvh !important;
        max-height: 100vh !important;
        max-height: 100dvh !important;
        border-radius: 0 !important;
        margin: 0 !important;
    }

    .modal-header {
        border-radius: 0 !important;
        padding: 1rem !important;
        position: sticky;
        top: 0;
        z-index: 10;
        background: var(--card-bg);
    }

    .modal-body {
        flex: 1;
        overflow-y: auto;
        padding: 1rem !important;
        padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 1rem) !important;
    }

    /* PictureUploadModal manages its own padding states (camera-active=0, default=1rem) */
    .picture-upload-modal .modal-body {
        padding: unset !important;
    }

    .modal-footer {
        position: sticky;
        bottom: 0;
        padding: 1rem !important;
        padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 1rem) !important;
        background: var(--card-bg);
        border-top: 1px solid var(--border-color);
    }

    /* 48x48 close button standard on mobile */
    .close-button,
    .btn-close,
    .compact-close-btn,
    .modal-close-btn,
    [class*="close-btn"] {
        width: 48px !important;
        height: 48px !important;
        min-width: 48px !important;
        min-height: 48px !important;
        font-size: 1.5rem !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
    }

    /* Modal footer buttons full width on mobile */
    .modal-footer .btn {
        flex: 1;
        min-height: var(--touch-target-min);
    }

    .modal-footer {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
}

/* =================================================================
   TOUCH-FRIENDLY UTILITIES
   Ensure minimum touch targets on touch devices
   ================================================================= */
@media (max-width: 768px) {
    /* All buttons and interactive elements meet minimum touch target
    .btn,
    button:not(.card-item):not(.checkbox-button),
    .dropdown-item,
    .dropdown-action,
    .nav-link,
    .list-badge,
    .tab-btn {
        min-height: var(--touch-target-min);
    }
    */

    /* Icon-only buttons need square dimensions
    .btn-icon,
    .action-btn:not(:has(span:not(.bi))),
    .item-menu-btn,
    .card-menu-btn,
    .btn-favorite-list,
    .btn-edit-list,
    .btn-delete-list,
    .btn-add-to-list {
        min-width: var(--touch-target-min);
        min-height: var(--touch-target-min);
    }
    */

    /* Form inputs need adequate height and prevent iOS zoom */
    .form-control,
    .form-select,
    input[type="text"],
    input[type="email"],
    input[type="number"],
    input[type="password"],
    input[type="search"],
    input[type="tel"],
    input[type="url"],
    textarea,
    select {
        min-height: var(--touch-target-min);
        font-size: 16px !important; /* Prevents iOS zoom on focus */
    }

    /* Ensure adequate spacing between touch targets
    .btn + .btn,
    button + button {
        margin-left: 0.5rem;
    }
    */
}

/* =================================================================
   RESPONSIVE CONTAINER UTILITIES
   ================================================================= */
.container-responsive {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
}

@media (min-width: 576px) {
    .container-responsive {
        padding: 1.5rem;
    }
}

@media (min-width: 768px) {
    .container-responsive {
        padding: 2rem;
    }
}