/* ============================================================
   ShopAccounting - Shared Application Stylesheet
   All colors/dimensions via CSS custom properties (set by theme)
   ============================================================ */

/* ------------------------------------------------------------
   1. Reset & Base
   ------------------------------------------------------------ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: var(--font-size-base);
    line-height: var(--line-height);
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height);
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.15s ease;
}

a:hover {
    color: var(--accent-hover);
}

img,
svg {
    display: block;
    max-width: 100%;
}

button,
input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.3;
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }


/* ------------------------------------------------------------
   2. Loading Screen Animation
   ------------------------------------------------------------ */
.loading-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    gap: 20px;
    background: var(--bg-secondary);
}

.loading-logo {
    width: auto;
    height: 80px;
    object-fit: contain;
    border-radius: 8px;
}

/* Theme-aware logo: light theme = JPG with dark bg, dark theme = transparent PNG */
.logo-light { display: inline; }
.logo-dark  { display: none; }
[data-theme="dark"] .logo-light { display: none; }
[data-theme="dark"] .logo-dark  { display: inline; }

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

.loading-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    gap: 16px;
    background: var(--bg-secondary);
}

.loading-page .spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

.loading-page p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}


/* ------------------------------------------------------------
   3. Blazor Error UI
   ------------------------------------------------------------ */
#blazor-error-ui {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    padding: 12px 24px;
    background-color: var(--danger-light);
    color: var(--danger-text);
    text-align: center;
    font-size: 0.875rem;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    margin-left: 12px;
    color: var(--danger-text);
    font-weight: 600;
    text-decoration: underline;
}


/* ------------------------------------------------------------
   4. Layout
   ------------------------------------------------------------ */
.app-container {
    display: flex;
    min-height: 100vh;
}

.main-wrapper {
    flex: 1;
    margin-left: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    /* NO transition by default - content stays fixed during hover */
}

/* Animate ONLY when toggling pin state */
.app-container.sidebar-transitioning .main-wrapper {
    transition: margin-left 0.2s ease;
}

/* UNPINNED: collapsed sidebar with 60px margin (fixed, no animation on hover) */
.sidebar-unpinned .main-wrapper {
    margin-left: var(--sidebar-collapsed-width);
}

/* PINNED: expanded sidebar with 250px margin */
.app-container:not(.sidebar-unpinned) .main-wrapper {
    margin-left: var(--sidebar-width);
}

.main-content {
    flex: 1;
    padding: 24px;
    background: var(--bg-secondary);
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.page-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
}


/* ------------------------------------------------------------
   5. Sidebar (Notion-style pin/unpin + collapse)
   ------------------------------------------------------------ */
/* Collapsed width (icons only) */
:root {
    --sidebar-collapsed-width: 56px;
}

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-collapsed-width);
    background: var(--bg-sidebar);
    color: var(--text-sidebar);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: width 0.2s ease, box-shadow 0.2s ease;
    overflow: hidden;
}

/* UNPINNED + HOVER/OPEN: expands over content as overlay */
.sidebar-unpinned .sidebar.hovered,
.sidebar-unpinned .sidebar.sidebar-open {
    width: var(--sidebar-width);
    box-shadow: var(--shadow-lg);
}

/* PINNED: expanded width */
.app-container:not(.sidebar-unpinned) .sidebar {
    width: var(--sidebar-width);
}

/* Labels visibility */
.sidebar {
    /* Default: labels hidden (collapsed state) */
}

.sidebar .nav-label {
    opacity: 0;
    width: 0;
    overflow: hidden;
    transition: opacity 0.15s ease;
}

/* Labels visible when expanded */
.sidebar.hovered .nav-label,
.sidebar.sidebar-open .nav-label,
.app-container:not(.sidebar-unpinned) .sidebar .nav-label {
    opacity: 1;
    width: auto;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 var(--sidebar-header-padding);
    border-bottom: var(--sidebar-border);
    flex-shrink: 0;
    height: 56px;
}

/* Logo image in header — visible only when expanded */
.sidebar-logo-img {
    height: 28px;
    flex: 1;
    min-width: 0;
    object-fit: contain;
    object-position: left center;
    border-radius: 6px;
    opacity: 0;
    width: 0;
    overflow: hidden;
    transition: opacity 0.15s ease;
}

/* Logo visible when expanded */
.sidebar.hovered .sidebar-logo-img,
.sidebar.sidebar-open .sidebar-logo-img,
.app-container:not(.sidebar-unpinned) .sidebar .sidebar-logo-img {
    opacity: 1;
    width: auto;
}

/* Pin/unpin button in header */
.btn-sidebar-pin {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    margin-left: auto;
    padding: 0;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-sidebar-muted);
    cursor: pointer;
    flex-shrink: 0;
    transition: background-color 0.15s ease, color 0.15s ease, opacity 0.15s ease;
    opacity: 0;
}

.sidebar:hover .btn-sidebar-pin,
.sidebar.pinned .btn-sidebar-pin {
    opacity: 1;
}

.btn-sidebar-pin:hover {
    background: var(--bg-sidebar-hover);
    color: var(--text-sidebar);
}

.sidebar.collapsed:not(.hovered) .btn-sidebar-pin {
    display: none;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 8px 6px;
}

.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}

.nav-group {
    margin-bottom: 4px;
}

.nav-group-title {
    font-size: var(--nav-group-title-size);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-sidebar-muted);
    padding: 8px 12px 4px;
    white-space: nowrap;
    overflow: hidden;
}

/* SVG icons in nav items */
.nav-svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    opacity: 0.7;
}

.nav-item.active .nav-svg {
    opacity: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: var(--nav-item-padding);
    border-radius: var(--nav-item-radius);
    color: var(--text-sidebar);
    font-size: var(--nav-font-size);
    font-weight: 400;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Collapsed: center icon in narrow sidebar */
.sidebar.collapsed:not(.hovered) .nav-item {
    justify-content: center;
    padding: 10px 0;
    gap: 0;
}

/* Center items in collapsed header */
.sidebar.collapsed:not(.hovered) .sidebar-header {
    justify-content: center;
    padding: 0;
    gap: 0;
    min-height: auto;
    border-bottom: none;
}

/* Hamburger button in sidebar header — always visible */
.sidebar-hamburger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-sidebar-muted);
    cursor: pointer;
    flex-shrink: 0;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.sidebar-hamburger:hover {
    background: var(--bg-sidebar-hover);
    color: var(--text-sidebar);
}

.sidebar-hamburger .nav-svg {
    width: 20px;
    height: 20px;
}

/* Collapsed state: hamburger full-width centered with separator */
.sidebar.collapsed:not(.hovered) .sidebar-hamburger {
    width: 100%;
    height: 48px;
    border-radius: 0;
    border-bottom: var(--sidebar-border);
}

.sidebar.collapsed:not(.hovered) .nav-group-title {
    text-align: center;
    padding: 8px 0 4px;
    font-size: 0;
    height: 4px;
    border-top: 1px solid var(--bg-sidebar-hover);
}

.nav-item:hover {
    background: var(--bg-sidebar-hover);
    color: var(--text-sidebar);
}

.nav-item.active {
    background: var(--bg-sidebar-active);
    color: #ffffff;
    font-weight: 500;
}

.nav-item .nav-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    opacity: 0.7;
}

.nav-item.active .nav-icon {
    opacity: 1;
}

.nav-item .nav-badge {
    margin-left: auto;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.15);
    color: var(--text-sidebar);
}

.sidebar-footer {
    padding: 12px 8px 8px 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    flex-shrink: 0;
    margin-top: auto;
}

/* Hide version display in collapsed state */
.sidebar.collapsed:not(.hovered) .sidebar-footer {
    padding: 4px;
}

.sidebar.collapsed:not(.hovered) .sidebar-footer .version-display {
    display: none;
}

/* Version display component */
.version-display {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 6px 8px;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.15s ease;
}

.version-display:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.version-line {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.4;
    font-family: var(--font-mono, 'Courier New', monospace);
}

/* Shop selector inside sidebar: use sidebar-aware colors */
.sidebar .shop-selector-trigger {
    background: var(--bg-sidebar-hover);
    border-color: rgba(255, 255, 255, 0.1);
    color: var(--text-sidebar);
    width: 100%;
}

.sidebar .shop-selector-trigger:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.2);
}

.sidebar .shop-selector-dropdown {
    background: var(--bg-sidebar);
    border-color: rgba(255, 255, 255, 0.15);
}

.sidebar .shop-selector-item {
    color: var(--text-sidebar);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.sidebar .shop-selector-item:hover {
    background: var(--bg-sidebar-hover);
}

.sidebar .shop-selector-item.active {
    color: var(--accent);
    background: rgba(59, 130, 246, 0.15);
}

.sidebar .shop-chevron {
    color: var(--text-sidebar-muted);
}


/* ------------------------------------------------------------
   6. Top Bar
   ------------------------------------------------------------ */
.topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    height: var(--topbar-height);
    background: var(--topbar-bg);
    border-bottom: var(--topbar-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    flex-shrink: 0;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.topbar-search {
    position: relative;
}
.topbar-search .topbar-search-input {
    font-size: 0.875rem;
    color: var(--text-primary);
}
.topbar-search .topbar-search-input::placeholder {
    color: var(--text-tertiary);
}
.topbar-search .autocomplete-dropdown {
    z-index: 100;
}


.sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.sidebar-toggle:hover {
    background: var(--bg-tertiary);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color 0.15s ease;
}
.user-menu-trigger {
    padding: 6px 8px;
}

.user-menu:hover {
    background: var(--bg-tertiary);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-light);
    color: var(--accent-text);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.8rem;
}

.user-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* User menu dropdown */
.user-menu {
    position: relative;
}

.user-menu-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    min-width: 160px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 200;
    overflow: hidden;
    animation: dropdown-in 0.15s ease;
}

.user-menu-item {
    display: block;
    width: 100%;
    padding: 8px 14px;
    font-size: 0.875rem;
    color: var(--text-primary);
    text-decoration: none;
    text-align: left;
    border: none;
    background: none;
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.user-menu-item:hover {
    background: var(--bg-tertiary);
}

/* TopBar: active shop indicator with blinking LED */
.topbar-shop-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color 0.15s ease;
    margin-right: 4px;
}
.topbar-shop-indicator:hover {
    background: var(--bg-tertiary);
}
.shop-name-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
}
.topbar-shop-indicator:hover .shop-name-label {
    color: var(--text-primary);
}

/* Blinking green LED dot */
.led-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 4px #22c55e, 0 0 8px rgba(34, 197, 94, 0.4);
    flex-shrink: 0;
    animation: led-blink 2s ease-in-out infinite;
}
@keyframes led-blink {
    0%, 100% { opacity: 1; box-shadow: 0 0 4px #22c55e, 0 0 8px rgba(34, 197, 94, 0.4); }
    50% { opacity: 0.4; box-shadow: 0 0 2px #22c55e; }
}

/* Save state LED indicator (detail pages) */
.save-led {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-left: 10px;
    vertical-align: middle;
    transition: background 0.3s, box-shadow 0.3s;
}
.save-led-clean {
    background: #22c55e;
    box-shadow: 0 0 4px #22c55e, 0 0 8px rgba(34, 197, 94, 0.3);
}
.save-led-dirty {
    background: #ef4444;
    box-shadow: 0 0 4px #ef4444, 0 0 8px rgba(239, 68, 68, 0.3);
    animation: led-blink-red 1.5s ease-in-out infinite;
}
@keyframes led-blink-red {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}


/* ------------------------------------------------------------
   7. Cards
   ------------------------------------------------------------ */
.card {
    background: var(--card-bg);
    border: var(--card-border);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    padding: var(--card-padding);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 16px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 8px;
}

.card-header h2,
.card-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.card-body {
    /* content flows naturally */
}

.card + .card {
    margin-top: 16px;
}

/* Inside grid layouts, gap handles spacing instead of margin */
.d-grid > .card + .card {
    margin-top: 0;
}


/* ------------------------------------------------------------
   8. Forms
   ------------------------------------------------------------ */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 20px;
}

.form-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-label .required {
    color: var(--danger);
    margin-left: 2px;
}

.form-hint {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

input[type="text"],
input[type="number"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="url"],
input[type="date"],
input[type="time"],
input[type="datetime-local"],
select,
textarea {
    width: 100%;
    padding: var(--input-padding);
    background: var(--input-bg);
    border: var(--input-border);
    border-radius: var(--input-radius);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
    outline: none;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--input-focus-border);
    box-shadow: var(--input-focus-shadow);
    background: var(--input-bg);
}

/* Notion-theme focus: add a subtle background when inputs are transparent */
input:focus:not([type="checkbox"]):not([type="radio"]),
select:focus,
textarea:focus {
    background: var(--input-bg, var(--bg-tertiary));
}

/* Number input spinner: add spacing so text doesn't overlap up/down buttons */
input[type="number"] {
    padding-right: 32px !important;
    -moz-appearance: textfield;
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: inner-spin-button;
    opacity: 1;
    width: 20px;
    height: 100%;
    cursor: pointer;
}

/* Date/time picker icon: ensure visibility in dark themes */
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator,
input[type="datetime-local"]::-webkit-calendar-picker-indicator {
    cursor: pointer;
    filter: var(--picker-icon-filter, none);
}

/* Number inputs in table cells: tighter */
.data-table input[type="number"] {
    padding-right: 28px !important;
    text-align: right;
}

/* ===== COMPACT FORMS ===== */
/* Tight padding for number inputs to prevent overflow on mobile */
.form-compact input[type="number"] {
    padding: 6px 28px 6px 8px !important;
    text-align: right;
}

/* Number inputs aligned LEFT (looks better in narrow fixed-width fields) */
.num-input-left {
    text-align: left !important;
    padding: 6px 8px !important;
}

/* Reduce padding for all inputs in compact forms */
.form-compact input[type="text"],
.form-compact input[type="email"],
.form-compact input[type="url"],
.form-compact select,
.form-compact textarea {
    padding: 6px 10px;
}

/* Tighter form-group spacing */
.form-compact .form-group {
    margin-bottom: 0;
    gap: 4px;
}

/* Smaller labels */
.form-compact .form-label {
    font-size: 0.75rem;
    font-weight: 500;
}

/* Visual grouping frame for related fields (border only, no background) */
.field-group-frame {
    padding: 8px 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
}

/* Adaptive grid: uses auto-fit with better min/max for tighter packing */
.form-grid-compact {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
}

/* Compact grid 2-col: tighter on desktop, collapses on mobile */
.form-grid-compact-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

/* Compact grid 3-col: flexible on desktop, responsive on mobile */
.form-grid-compact-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
}

input::placeholder,
textarea::placeholder {
    color: var(--text-tertiary);
}

input:disabled,
select:disabled,
textarea:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

textarea {
    min-height: 80px;
    resize: vertical;
}

select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.form-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
}

.form-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-top: 16px;
}

/* Checkbox & radio */
input[type="checkbox"],
input[type="radio"] {
    width: auto;
    accent-color: var(--accent);
}

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-check label {
    font-size: 0.875rem;
    color: var(--text-primary);
    cursor: pointer;
}

/* Validation states */
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea,
.input-validation-error {
    border-color: var(--danger) !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}

.validation-message,
.field-validation-error {
    font-size: 0.75rem;
    color: var(--danger-text);
    margin-top: 2px;
}

/* Product link icon in item rows */
.product-link-icon {
    flex-shrink: 0;
    padding: 2px 4px;
    opacity: 0.5;
    transition: opacity 0.15s ease;
}
.product-link-icon:hover {
    opacity: 1;
    color: var(--accent-text, var(--accent));
}

/* Autocomplete dropdown */
.autocomplete-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
    max-height: 240px;
    overflow-y: auto;
}

.autocomplete-item {
    padding: 8px 12px;
    cursor: pointer;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.1s ease;
}

.autocomplete-item:last-child {
    border-bottom: none;
}

.autocomplete-item:hover,
.autocomplete-item.highlighted {
    background: var(--accent-bg, rgba(59,130,246,0.08));
}

.autocomplete-item strong {
    color: var(--accent);
    margin-right: 4px;
}


/* ------------------------------------------------------------
   9. Buttons
   ------------------------------------------------------------ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.4;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease,
                border-color 0.15s ease, box-shadow 0.15s ease;
    text-decoration: none;
    white-space: nowrap;
    user-select: none;
}

.btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary {
    background: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
}

.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-color-strong);
}

.btn-success {
    background: var(--success);
    color: #ffffff;
    border-color: var(--success);
}

.btn-success:hover {
    background: #16a34a;
    border-color: #16a34a;
}

.btn-danger {
    background: var(--danger);
    color: #ffffff;
    border-color: var(--danger);
}

.btn-danger:hover {
    background: #dc2626;
    border-color: #dc2626;
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: transparent;
}

.btn-ghost:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 1rem;
}

.btn-icon {
    padding: 6px;
    width: 32px;
    height: 32px;
}

.btn-icon.btn-sm {
    width: 28px;
    height: 28px;
    padding: 4px;
}


/* ------------------------------------------------------------
   10. Tables
   ------------------------------------------------------------ */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table th {
    text-align: left;
    padding: 10px 12px;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border-bottom: 2px solid var(--border-color-strong);
    white-space: nowrap;
}

.data-table td {
    padding: 10px 12px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.data-table tbody tr {
    transition: background-color 0.15s ease;
}

.data-table tbody tr:hover {
    background: var(--bg-tertiary);
}

/* Ensure inputs stay visible when row is hovered (dark mode: input-bg == bg-tertiary) */
.data-table tbody tr:hover input,
.data-table tbody tr:hover select {
    border-color: var(--border-color-strong);
}

.data-table .table-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    justify-content: flex-end;
}

.data-table .cell-nowrap {
    white-space: nowrap;
}

.data-table .cell-number {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.table-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-tertiary);
}

.table-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    font-size: 0.8125rem;
    color: var(--text-secondary);
}


/* ------------------------------------------------------------
   11. Badges
   ------------------------------------------------------------ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 9999px;
    white-space: nowrap;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

.badge-default {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

.badge-success {
    background: var(--success-light);
    color: var(--success-text);
}

.badge-warning {
    background: var(--warning-light);
    color: var(--warning-text);
}

.badge-danger {
    background: var(--danger-light);
    color: var(--danger-text);
}

.badge-accent {
    background: var(--accent-light);
    color: var(--accent-text);
}

.badge-info {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
}

.badge-secondary {
    background: rgba(148, 163, 184, 0.2);
    color: var(--text-secondary);
}

/* ------------------------------------------------------------
   12. Toast Notifications
   ------------------------------------------------------------ */
.toast-container {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
    pointer-events: none;
}

.toast {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    max-width: 420px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    font-size: 0.875rem;
    color: var(--text-primary);
    pointer-events: auto;
    animation: toast-in 0.25s ease forwards;
}

.toast.toast-leaving {
    animation: toast-out 0.2s ease forwards;
}

.toast-success {
    border-left: 3px solid var(--success);
}

.toast-error {
    border-left: 3px solid var(--danger);
}

.toast-warning {
    border-left: 3px solid var(--warning);
}

.toast-info {
    border-left: 3px solid var(--accent);
}

.toast-message {
    flex: 1;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: color 0.15s ease;
}

.toast-close:hover {
    color: var(--text-primary);
}

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toast-out {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(40px);
    }
}


/* ------------------------------------------------------------
   13. Loading Spinner
   ------------------------------------------------------------ */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

.loading-spinner.spinner-sm {
    width: 14px;
    height: 14px;
    border-width: 2px;
}

.loading-spinner.spinner-lg {
    width: 32px;
    height: 32px;
    border-width: 3px;
}

.loading-overlay {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 40px;
    color: var(--text-secondary);
    font-size: 0.875rem;
}


/* ------------------------------------------------------------
   14. Alerts
   ------------------------------------------------------------ */
.alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: 16px;
}

.alert-icon {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    margin-top: 1px;
}

.alert-content {
    flex: 1;
}

.alert-error {
    background: var(--danger-light);
    color: var(--danger-text);
    border: 1px solid var(--danger);
}

.alert-success {
    background: var(--success-light);
    color: var(--success-text);
    border: 1px solid var(--success);
}

.alert-warning {
    background: var(--warning-light);
    color: var(--warning-text);
    border: 1px solid var(--warning);
}

.alert-info {
    background: var(--accent-light);
    color: var(--accent-text);
    border: 1px solid var(--accent);
}


/* ------------------------------------------------------------
   15. Login Page
   ------------------------------------------------------------ */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--bg-secondary);
    padding: 24px;
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 40px 32px;
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 32px;
}

.login-logo .sidebar-logo {
    width: 44px;
    height: 44px;
    font-size: 20px;
}

.login-title {
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 4px;
}

.login-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 24px;
}

.login-card .form-group {
    margin-bottom: 16px;
}

.login-card .btn-primary {
    width: 100%;
    padding: 10px 16px;
}

/* Hide browser's built-in password reveal button (Edge/Chrome) */
input[type="password"]::-ms-reveal,
input[type="password"]::-webkit-credentials-auto-fill-button {
    display: none !important;
}

.password-toggle-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 4px 8px;
    font-size: 18px;
    line-height: 1;
    color: var(--text-secondary);
    transition: color 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.password-toggle-btn:hover:not(:disabled) {
    color: var(--text-primary);
}

.password-toggle-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.login-footer {
    text-align: center;
    margin-top: 16px;
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}


/* ------------------------------------------------------------
   16. Utility Classes
   ------------------------------------------------------------ */

/* Text alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* Font weight */
.fw-normal { font-weight: 400; }
.fw-medium { font-weight: 500; }
.fw-semibold { font-weight: 600; }
.fw-bold { font-weight: 700; }

/* Text color */
.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.text-accent { color: var(--accent-text); }
.text-success { color: var(--success-text); }
.text-warning { color: var(--warning-text); }
.text-danger { color: var(--danger-text); }

/* Margin top */
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.mt-4 { margin-top: 24px; }

/* Margin bottom */
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 24px; }

/* Padding */
.p-1 { padding: 4px; }
.p-2 { padding: 8px; }
.p-3 { padding: 16px; }
.p-4 { padding: 24px; }

/* Gap (for use with flex/grid parents) */
.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 16px; }

/* Display */
.d-flex { display: flex; }
.d-grid { display: grid; }
.d-none { display: none; }
.d-block { display: block; }
.d-inline-flex { display: inline-flex; }

/* Flex utilities */
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }

/* Overflow */
.overflow-auto { overflow: auto; }
.overflow-hidden { overflow: hidden; }

/* Visibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Truncate */
.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}


/* ------------------------------------------------------------
   17. Tabs
   ------------------------------------------------------------ */
.tabs-bar {
    display: flex;
    align-items: stretch;
    border-bottom: 1px solid var(--border-color);
    gap: 0;
    margin-bottom: 16px;
    overflow-x: auto;
}

.tab-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.tab-item:hover {
    color: var(--text-primary);
}

.tab-item.active {
    color: var(--accent-text);
    border-bottom-color: var(--accent);
}

.tab-item:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: -2px;
    border-radius: 2px;
}


/* ------------------------------------------------------------
   18. Modal / Dialog
   ------------------------------------------------------------ */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    animation: fade-in 0.15s ease;
}

/* Modal backdrop - full screen overlay */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
    animation: fade-in 0.15s ease;
}

/* Modal container - positioned above backdrop */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    pointer-events: none;
}

.modal .modal-content {
    pointer-events: auto;
}

.modal-content {
    width: 100%;
    max-width: 540px;
    max-height: 80vh;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    animation: modal-in 0.2s ease;
    overflow: hidden;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2,
.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.modal-body {
    flex: 1;
    padding: 20px 24px;
    overflow-y: auto;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    padding: 16px 24px 20px;
    border-top: 1px solid var(--border-color);
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modal-in {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(8px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}


/* ------------------------------------------------------------
   19. Shop Selector Dropdown
   ------------------------------------------------------------ */
.shop-selector {
    position: relative;
}

.shop-selector-trigger {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.shop-selector-trigger:hover {
    background: var(--bg-secondary);
    border-color: var(--border-color-strong);
}

.shop-selector-trigger .chevron {
    width: 14px;
    height: 14px;
    color: var(--text-tertiary);
    transition: transform 0.15s ease;
}

.shop-selector.open .chevron {
    transform: rotate(180deg);
}

.shop-selector-dropdown {
    position: absolute;
    bottom: calc(100% + 4px);
    left: 0;
    min-width: 200px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 200;
    overflow: hidden;
    animation: dropdown-in 0.15s ease;
}

.shop-selector-dropdown.hidden {
    display: none;
}

.shop-selector-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    font-size: 0.875rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.shop-selector-item:hover {
    background: var(--bg-tertiary);
}

.shop-selector-item.selected {
    color: var(--accent-text);
    font-weight: 500;
}

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


/* ------------------------------------------------------------
   20. Product Image Upload
   ------------------------------------------------------------ */
.image-dropzone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    transition: border-color 0.2s ease, background-color 0.2s ease;
    cursor: pointer;
}

.image-dropzone:hover,
.image-dropzone.dragover {
    border-color: var(--accent);
    background: var(--accent-light);
}

/* Image section frame — visually separates staged vs saved */
.image-section-frame {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
    background: var(--bg-primary);
}

/* Image search bar — under dropzone */
.image-search-bar {
    position: relative;
}

.image-search-results {
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    background: var(--bg-primary);
    max-height: 300px;
    overflow-y: auto;
    box-shadow: var(--shadow-md);
}

.image-search-result {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 10px;
    cursor: pointer;
    transition: background 0.1s ease;
}

.image-search-result:hover {
    background: var(--bg-secondary);
}

/* Image row grid — responsive, 4 per row on wide screens (comment .image-row-grid and use .image-row-list to revert) */
.image-row-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 6px;
}

@media (min-width: 960px) {
    .image-row-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Image row list — single-column fallback */
.image-row-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.image-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 8px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    cursor: pointer;
    transition: box-shadow 0.12s ease, border-color 0.12s ease;
}

.image-row:hover {
    box-shadow: var(--shadow-sm);
    border-color: var(--border-color-strong);
}

.image-row.image-row-primary {
    border-color: var(--accent);
    border-width: 2px;
}

.image-row.staged-row {
    border-color: var(--info-border, rgba(59, 130, 246, 0.3));
    border-style: dashed;
}

.image-row.linked-row {
    border-color: var(--success-border, rgba(34, 197, 94, 0.3));
    border-style: dashed;
}

/* Thumbnail — rectangle, fixed size, 20% bigger than previous 56x42 */
.image-row-thumb {
    position: relative;
    flex-shrink: 0;
    width: 68px;
    height: 50px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-xs, 3px);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.image-row-thumb img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* Badges on thumbnail */
.image-row-badge {
    position: absolute;
    bottom: 1px;
    left: 1px;
    padding: 2px 4px;
    font-size: 8px;
    font-weight: 700;
    background: var(--accent);
    color: #ffffff;
    border-radius: 9999px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-badge-linked {
    background: var(--success, #22c55e) !important;
}

.image-row-order {
    position: absolute;
    top: 1px;
    right: 1px;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    font-weight: 700;
    background: rgba(0, 0, 0, 0.55);
    color: #ffffff;
    border-radius: 50%;
}

/* Info area — right of thumbnail, takes remaining space */
.image-row-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.image-row-filename {
    font-size: 12px;
    font-weight: 500;
    line-height: 1.3;
}

/* Action buttons area */
.image-row-actions {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 2px;
}

.image-move-btn {
    padding: 0 3px !important;
    min-height: 0 !important;
    font-size: 12px !important;
    line-height: 1 !important;
    color: var(--text-tertiary) !important;
    opacity: 0.5;
    transition: opacity 0.12s ease;
}

.image-move-btn:hover:not(:disabled) {
    opacity: 1;
    color: var(--text-primary) !important;
}

.image-move-btn:disabled {
    opacity: 0.15;
    cursor: default;
}

/* Trash icon button */
.image-row-delete {
    margin-left: 4px;
    padding: 3px !important;
    min-height: 0 !important;
    color: var(--text-tertiary) !important;
    opacity: 0.45;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.12s ease, color 0.12s ease;
}

.image-row-delete:hover {
    opacity: 1;
    color: var(--danger, #ef4444) !important;
}

/* Image preview modal */
.image-preview-modal {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 48px;
}

.image-preview-modal img {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.image-preview-close {
    position: absolute;
    top: -32px;
    right: 0;
    color: #ffffff !important;
    font-size: 18px !important;
}

/* Gallery nav buttons */
.image-preview-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: #ffffff !important;
    background: rgba(0, 0, 0, 0.4) !important;
    border-radius: 50% !important;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 !important;
    z-index: 10;
    transition: background 0.15s ease;
}

.image-preview-nav:hover:not(:disabled) {
    background: rgba(0, 0, 0, 0.7) !important;
}

.image-preview-nav:disabled {
    opacity: 0.2;
    cursor: default;
}

.image-preview-prev {
    left: 0;
}

.image-preview-next {
    right: 0;
}

/* Staged files (pending upload) — special background for distinction */
.staged-files-section {
    background: var(--info-bg, rgba(59, 130, 246, 0.04));
    border-color: var(--info-border, rgba(59, 130, 246, 0.2)) !important;
}


/* ------------------------------------------------------------
   21. Responsive Breakpoints
   ------------------------------------------------------------ */

/* Backdrop for hover/hamburger overlay */
.sidebar-backdrop {
    position: fixed;
    inset: 0;
    z-index: 99;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.sidebar-backdrop.visible {
    opacity: 1;
    pointer-events: auto;
}

/* Small screens */
@media (max-width: 768px) {
    .main-content {
        padding: 16px;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .form-grid-2,
    .form-grid-3 {
        grid-template-columns: 1fr;
    }

    /* Collapse compact grids to single column on mobile */
    .form-grid-compact,
    .form-grid-compact-2,
    .form-grid-compact-3 {
        grid-template-columns: 1fr;
    }

    /* Override fixed-width grids on ProductDetail - collapse to 1 column */
    .form-compact > div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
    }

    /* Field group frames stack vertically on mobile */
    .field-group-frame {
        min-width: 100% !important;
        width: 100% !important;
    }

    /* Fix number input overflow on mobile - reduce right padding */
    input[type="number"] {
        padding-right: 24px !important;
    }

    .form-compact input[type="number"],
    .num-input-left {
        padding: 6px 8px !important;
        text-align: left !important;
    }

    .topbar {
        padding: 0 16px;
    }

    .modal-content {
        max-width: 100%;
        margin: 0 16px;
    }

    .login-card {
        padding: 32px 24px;
    }

    .data-table {
        font-size: 0.8125rem;
    }

    .data-table th,
    .data-table td {
        padding: 8px;
    }
}

/* ------------------------------------------------------------
   21. Transfer Stepper (Receipt from Order flow)
   ------------------------------------------------------------ */
.transfer-stepper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    padding: 20px 16px;
    margin-bottom: 20px;
    background: var(--card-bg);
    border: var(--card-border);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
}

.transfer-stepper-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    min-width: 100px;
}

.transfer-stepper-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
    border: 2px solid var(--border-color);
    transition: all 0.2s ease;
}

.transfer-stepper-step.active .transfer-stepper-icon {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    box-shadow: 0 2px 8px rgba(var(--accent-rgb, 59, 130, 246), 0.3);
}

.transfer-stepper-step.completed .transfer-stepper-icon {
    background: var(--success);
    color: white;
    border-color: var(--success);
}

.transfer-stepper-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-tertiary);
    text-align: center;
    white-space: nowrap;
}

.transfer-stepper-step.active .transfer-stepper-label {
    color: var(--accent);
    font-weight: 600;
}

.transfer-stepper-step.completed .transfer-stepper-label {
    color: var(--success);
}

.transfer-stepper-line {
    flex: 1;
    height: 2px;
    background: var(--border-color);
    margin: 0 8px;
    margin-bottom: 22px; /* align with icon center */
}

/* Row: order already used in current receipt — faded/disabled look, sorted to bottom */
.row-order-used {
    opacity: 0.45;
}
.row-order-used:hover {
    opacity: 0.7;
}

/* Transfer: order info badge */
.transfer-order-info {
    background: var(--card-bg);
    border: 2px solid var(--accent);
    border-radius: var(--card-radius);
    padding: 16px 20px;
    position: relative;
}

.transfer-order-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: white;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 12px;
}

/* Transfer: disabled (unchecked) rows */
.transfer-row-disabled {
    opacity: 0.45;
}

.transfer-row-disabled td {
    text-decoration: line-through;
    text-decoration-color: var(--text-tertiary);
}

.transfer-row-disabled td:first-child,
.transfer-row-disabled td:last-child {
    text-decoration: none;
}

/* Transfer: qty input in table */
.transfer-qty-input {
    width: 90px !important;
    display: inline-block;
    padding: 4px 24px 4px 8px !important;
    font-size: 13px;
}

/* Transfer: overflow row (qty exceeds remaining) */
.transfer-row-overflow {
    background: color-mix(in srgb, var(--danger) 8%, transparent) !important;
}

.transfer-row-overflow td {
    border-bottom-color: color-mix(in srgb, var(--danger) 25%, transparent);
}

/* Transfer: error input */
.input-error {
    border-color: var(--danger) !important;
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--danger) 20%, transparent) !important;
    background: color-mix(in srgb, var(--danger) 4%, var(--bg-primary)) !important;
}

/* Very small screens */
@media (max-width: 480px) {
    .main-content {
        padding: 12px;
    }

    .card {
        padding: 16px;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
    }

    .tabs-bar {
        gap: 0;
    }

    .tab-item {
        padding: 8px 12px;
        font-size: 0.8125rem;
    }

    .user-name {
        display: none;
    }
}

/* ------------------------------------------------------------
   Codebooks Page (Settings/Codebooks)
   ------------------------------------------------------------ */
.codebooks-container {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.codebook-section {
    background: var(--card-bg);
    border-radius: var(--card-radius);
    padding: 24px;
    box-shadow: var(--card-shadow);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.section-header h2 {
    margin: 0;
    font-size: 1.25rem;
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-system {
    background: var(--accent);
    color: white;
}

.badge-manual {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.status-active {
    color: var(--success);
    font-weight: 600;
}

.status-inactive {
    color: var(--text-tertiary);
}

.inactive-row {
    opacity: 0.5;
}

.inactive-row td {
    text-decoration: line-through;
    text-decoration-color: var(--text-tertiary);
}

.inactive-row td:first-child,
.inactive-row td:last-child {
    text-decoration: none;
}