/* Theme variables */
:root {
    /* Brand colors */
    --rzg-red: #B70808;
    --rzg-red-light: #d43a3a;
    --rzg-red-dark: #8a0606;
    --rzg-yellow: #EECF61;
    --rzg-yellow-light: #f5e195;

    /* Light theme (default) */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --bg-card: #ffffff;
    --bg-input: #ffffff;

    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #868e96;
    --text-inverse: #ffffff;

    --border-color: #dee2e6;
    --border-light: #e9ecef;

    --accent-primary: var(--rzg-red);
    --accent-primary-hover: var(--rzg-red-dark);
    --accent-secondary: var(--rzg-yellow);

    --navbar-bg: #ffffff;
    --navbar-text: #212529;
    --navbar-border: #dee2e6;

    --table-header-bg: #212529;
    --table-header-text: #ffffff;
    --table-stripe-bg: #f8f9fa;
    --table-hover-bg: #e9ecef;

    --card-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --bg-card-header: #d5dbe1;

    --alert-info-bg: #d1ecf1;
    --alert-info-text: #0c5460;
    --alert-warning-bg: #fff3cd;
    --alert-warning-text: #856404;
    --alert-danger-bg: #f8d7da;
    --alert-danger-text: #721c24;

    --link-color: var(--rzg-red);
    --link-hover: var(--rzg-red-dark);

    color-scheme: light;
}

/* Dark theme */
[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #242424;
    --bg-tertiary: #2d2d2d;
    --bg-card: #242424;
    --bg-input: #2d2d2d;

    --text-primary: #e9ecef;
    --text-secondary: #adb5bd;
    --text-muted: #868e96;
    --text-inverse: #1a1a1a;

    --border-color: #404040;
    --border-light: #333333;

    --accent-primary: var(--rzg-red-light);
    --accent-primary-hover: var(--rzg-red);
    --accent-secondary: #4a4a4a; /* Muted replacement for yellow in dark mode */

    --navbar-bg: #242424;
    --navbar-text: #e9ecef;
    --navbar-border: #404040;

    --table-header-bg: #2d2d2d;
    --table-header-text: #e9ecef;
    --table-stripe-bg: #242424;
    --table-hover-bg: #333333;

    --card-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.3);
    --bg-card-header: #353535;

    --alert-info-bg: #1a3a4a;
    --alert-info-text: #7dd3e8;
    --alert-warning-bg: #4a3f1a;
    --alert-warning-text: #f5e195;
    --alert-danger-bg: #4a1a1a;
    --alert-danger-text: #f5a0a0;

    --link-color: var(--rzg-red-light);
    --link-hover: #e85555;

    color-scheme: dark;
}

/* Base styles */
html {
    font-size: 14px;
    overflow-y: scroll;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    transition: background-color 0.2s ease, color 0.2s ease;
}

body > .container {
    flex-grow: 1;
}

/* Links */
a {
    color: var(--link-color);
}

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

/* Navbar overrides */
.navbar {
    background-color: var(--navbar-bg) !important;
    border-color: var(--navbar-border) !important;
}

.navbar-brand,
.nav-link {
    color: var(--navbar-text) !important;
}

.nav-link:hover {
    color: var(--accent-primary) !important;
}

.nav-link.active {
    color: var(--accent-primary) !important;
    font-weight: 700;
}

/* Two-row navbar for desktop */
.navbar-nav-rows {
    line-height: 1.2;
}

.navbar-nav-rows .navbar-nav {
    gap: 0;
}

.navbar-nav-rows .nav-link {
    padding-top: 0.15rem;
    padding-bottom: 0.15rem;
    font-size: 0.9rem;
}

/* Reserve bold-width space so desktop nav links don't shift on active */
.navbar-nav-rows .nav-link[data-text] {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
}

.navbar-nav-rows .nav-link[data-text]::after {
    content: attr(data-text);
    font-weight: 700;
    height: 0;
    overflow: hidden;
    visibility: hidden;
}

/* Mobile nav group divider */
.nav-divider {
    margin: 0.25rem 0.5rem;
    border-color: var(--border-color);
    opacity: 0.5;
}

.navbar-toggler {
    border-color: var(--border-color);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(183, 8, 8, 0.25);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(33, 37, 41, 0.75)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

[data-theme="dark"] .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(233, 236, 239, 0.75)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

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

.card-header {
    background-color: var(--bg-card-header);
    border-color: var(--border-color);
}

.card-header.bg-primary,
.card-header.header-primary {
    background-color: var(--accent-primary) !important;
    color: var(--text-inverse);
    border-color: var(--accent-primary);
}

/* Forms */
.form-control,
.form-select {
    background-color: var(--bg-input);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--bg-input);
    color: var(--text-primary);
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 0.2rem rgba(183, 8, 8, 0.25);
}

.form-control::placeholder {
    color: var(--text-muted);
}

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

.form-check-label {
    color: var(--text-secondary);
}

/* Buttons - Primary uses brand red */
.btn-primary {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--text-inverse);
}

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

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

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

.btn-outline-secondary {
    color: var(--text-secondary);
    border-color: var(--border-color);
}

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

/* Tables */
.table {
    color: var(--text-primary);
    border-color: var(--border-color);
}

.table > :not(caption) > * > * {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.table-dark,
.table thead.table-dark {
    --bs-table-bg: var(--table-header-bg);
    --bs-table-color: var(--table-header-text);
}

.table-dark th {
    background-color: var(--table-header-bg) !important;
    color: var(--table-header-text) !important;
    border-color: var(--border-color) !important;
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    background-color: var(--table-stripe-bg);
}

.table-hover > tbody > tr:hover > * {
    background-color: var(--table-hover-bg);
}

/* Alerts */
.alert-danger {
    background-color: var(--alert-danger-bg);
    color: var(--alert-danger-text);
    border-color: var(--alert-danger-bg);
}

.alert-warning {
    background-color: var(--alert-warning-bg);
    color: var(--alert-warning-text);
    border-color: var(--alert-warning-bg);
}

.alert-info {
    background-color: var(--alert-info-bg);
    color: var(--alert-info-text);
    border-color: var(--alert-info-bg);
}

/* Badges */
.badge.bg-info {
    background-color: var(--alert-info-bg) !important;
    color: var(--alert-info-text);
}

/* List groups — theme-aware */
.list-group-item {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

/* Timeline badges — soft tints that work in both themes */
.badge.tl-email-in   { background-color: #cfe2ff !important; color: #084298; }
.badge.tl-email-out  { background-color: #d1ecf1 !important; color: #0c5460; }
.badge.tl-comment    { background-color: #fff3cd !important; color: #664d03; }
.badge.tl-quote      { background-color: #d1e7dd !important; color: #0f5132; }
.badge.tl-pick       { background-color: #f8d7da !important; color: #842029; }
.badge.tl-rma        { background-color: #e2d9f3 !important; color: #432874; }
.badge.tl-shipment   { background-color: #ffe0cc !important; color: #7a3b10; }
.badge.tl-reply      { background-color: #e8e8e8 !important; color: #444444; }
.badge.tl-status     { background-color: var(--bg-tertiary) !important; color: var(--text-secondary); }
.badge.tl-created    { background-color: #d1e7dd !important; color: #0f5132; }
.badge.tl-post       { background-color: var(--bg-tertiary) !important; color: var(--text-secondary); }

[data-theme="dark"] .badge.tl-email-in   { background-color: #1a3a5c !important; color: #7db8e8; }
[data-theme="dark"] .badge.tl-email-out  { background-color: #1a4a4a !important; color: #7dd3e8; }
[data-theme="dark"] .badge.tl-comment    { background-color: #4a3f1a !important; color: #e8d17d; }
[data-theme="dark"] .badge.tl-quote      { background-color: #1a3a1a !important; color: #7dd37d; }
[data-theme="dark"] .badge.tl-pick       { background-color: #4a1a1a !important; color: #e88a7d; }
[data-theme="dark"] .badge.tl-rma        { background-color: #3a2a4a !important; color: #c4a8e8; }
[data-theme="dark"] .badge.tl-shipment   { background-color: #4a2e1a !important; color: #e8b47d; }
[data-theme="dark"] .badge.tl-reply      { background-color: #3a3a3a !important; color: #b0b0b0; }
[data-theme="dark"] .badge.tl-created    { background-color: #1a3a1a !important; color: #7dd37d; }

/* Footer */
.footer {
    background-color: var(--bg-primary);
    border-color: var(--border-color) !important;
    color: var(--text-muted);
}

/* Focus styles */
.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
    box-shadow: 0 0 0 0.1rem var(--bg-primary), 0 0 0 0.25rem var(--accent-primary);
}

/* Theme toggle button */
.theme-toggle {
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--navbar-text);
    font-size: 1.25rem;
    line-height: 1;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.theme-toggle:hover {
    opacity: 1;
}

/* Timecard specific overrides */
.timecard-table th,
.timecard-table td {
    vertical-align: middle;
    text-align: center;
}

.timecard-table thead th {
    background-color: var(--bg-tertiary);
    font-weight: 600;
}

.timecard-table .date-col { width: 80px; }
.timecard-table .time-col { width: 100px; }
.timecard-table .hours-col { width: 70px; }
.timecard-table .actions-col { width: 50px; }
.time-input { width: 90px; text-align: center; }

.estimated-row {
    background-color: var(--alert-warning-bg) !important;
}

.open-punch {
    background-color: var(--alert-info-bg) !important;
}

.totals-row {
    font-weight: bold;
    background-color: var(--bg-tertiary) !important;
}

.blank-row {
    background-color: var(--bg-secondary) !important;
}

.btn-clear {
    padding: 0.1rem 0.4rem;
    font-size: 0.75rem;
}

/* Flatpickr overrides for dark mode */
.flatpickr-input {
    background-color: var(--bg-input) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .flatpickr-calendar {
    background: var(--bg-card);
    border-color: var(--border-color);
    box-shadow: var(--card-shadow);
}

[data-theme="dark"] .flatpickr-months,
[data-theme="dark"] .flatpickr-weekdays,
[data-theme="dark"] .flatpickr-days {
    background: var(--bg-card);
}

[data-theme="dark"] .flatpickr-day {
    color: var(--text-primary);
}

[data-theme="dark"] .flatpickr-day:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-color);
}

[data-theme="dark"] .flatpickr-day.selected {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

[data-theme="dark"] .flatpickr-time input {
    background: var(--bg-input);
    color: var(--text-primary);
}

[data-theme="dark"] .flatpickr-time input:hover,
[data-theme="dark"] .flatpickr-time input:focus {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

[data-theme="dark"] .flatpickr-time .flatpickr-am-pm {
    background: var(--bg-input);
    color: var(--text-primary);
}

[data-theme="dark"] .flatpickr-time .flatpickr-am-pm:hover,
[data-theme="dark"] .flatpickr-time .flatpickr-am-pm:focus {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

[data-theme="dark"] .flatpickr-time .numInputWrapper:hover {
    background: var(--bg-tertiary);
}

[data-theme="dark"] .flatpickr-time .numInputWrapper span.arrowUp:after {
    border-bottom-color: var(--text-primary);
}

[data-theme="dark"] .flatpickr-time .numInputWrapper span.arrowDown:after {
    border-top-color: var(--text-primary);
}

[data-theme="dark"] span.flatpickr-weekday {
    color: var(--text-secondary);
}

/* Text utilities */
.text-muted {
    color: var(--text-muted) !important;
}

/* Dropdown menus */
.dropdown-menu {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

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

.dropdown-item:hover,
.dropdown-item:focus {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.dropdown-divider {
    border-color: var(--border-color);
}

/* Omnibar */
.omnibar-container {
    position: relative;
    display: flex;
    align-items: stretch;
    background-color: var(--bg-input);
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    overflow: visible;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.omnibar-container:focus-within {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 0.2rem rgba(183, 8, 8, 0.25);
}

.omnibar-type-selector {
    display: flex;
    align-items: center;
    padding: 0.5rem 0.75rem;
    background-color: var(--bg-tertiary);
    border-right: 1px solid var(--border-color);
    cursor: pointer;
    user-select: none;
    min-width: 120px;
    transition: background-color 0.15s;
}

.omnibar-type-selector:hover {
    background-color: var(--table-hover-bg);
}

.omnibar-type-label {
    font-weight: 600;
    color: var(--text-primary);
    flex-grow: 1;
}

.omnibar-type-arrow {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-left: 0.5rem;
}

.omnibar-input {
    flex-grow: 1;
    min-width: 0;
    border: none;
    padding: 0.75rem 1rem;
    font-size: 1.1rem;
    background-color: transparent;
    color: var(--text-primary);
    outline: none;
}

.omnibar-input::placeholder {
    color: var(--text-muted);
}

.omnibar-btn {
    padding: 0.75rem 1.5rem;
    background-color: var(--accent-primary);
    color: var(--text-inverse);
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.15s;
}

.omnibar-btn:hover:not(:disabled) {
    background-color: var(--accent-primary-hover);
}

.omnibar-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.omnibar-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 4px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    box-shadow: var(--card-shadow);
    min-width: 180px;
    z-index: 1000;
    overflow: hidden;
}

.omnibar-dropdown-item {
    display: flex;
    align-items: center;
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    transition: background-color 0.15s;
}

.omnibar-dropdown-item:hover,
.omnibar-dropdown-item.highlighted {
    background-color: var(--bg-tertiary);
}

.omnibar-dropdown-item.active {
    background-color: var(--accent-primary);
    color: var(--text-inverse);
}

.omnibar-dropdown-item.active.highlighted {
    background-color: var(--accent-primary-hover, var(--accent-primary));
    filter: brightness(1.15);
}

.omnibar-dropdown-item.active .omnibar-dropdown-shortcut {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--text-inverse);
}

.omnibar-dropdown-shortcut {
    font-family: monospace;
    font-size: 0.75rem;
    padding: 0.125rem 0.375rem;
    background-color: var(--bg-tertiary);
    border-radius: 0.25rem;
    margin-right: 0.5rem;
    color: var(--text-secondary);
}

.cursor-pointer {
    cursor: pointer;
}

.table-fixed td,
.table-fixed th {
    max-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.thumb-hover {
    position: relative;
    display: inline-block;
}
.thumb-hover .thumb-full {
    display: none;
    position: fixed;
    z-index: 9999;
    border-radius: 6px;
    border: 1px solid var(--bs-border-color);
    background: var(--bs-body-bg);
    box-shadow: 0 4px 16px rgba(0,0,0,.25);
    max-width: 256px;
    max-height: 256px;
    object-fit: contain;
    pointer-events: none;
}
@media (hover: hover) {
    .thumb-hover:hover .thumb-full {
        display: block;
    }
}

.rma-part-card {
    color: inherit;
    background: var(--bs-tertiary-bg);
    border-color: var(--bs-border-color) !important;
    transition: background-color 0.15s, border-color 0.15s;
}
.rma-part-card:hover {
    background: var(--bs-secondary-bg);
    border-color: var(--bs-primary) !important;
}

.card-body.p-0 {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* Detail controls - floats outside the primary card */
.detail-controls-wrapper {
    position: relative;
}

.detail-controls {
    position: absolute;
    right: 100%;
    top: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.25rem;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-right: none;
    border-radius: 0.375rem 0 0 0.375rem;
    z-index: 1;
}

/* Mobile: horizontal floating bar above the card */
@media (max-width: 767.98px) {
    .detail-controls {
        position: static;
        flex-direction: row;
        border: 1px solid var(--border-color);
        border-radius: 0.375rem;
        margin-bottom: 0.5rem;
        padding: 0.25rem 0.5rem;
        box-shadow: var(--card-shadow);
        width: fit-content;
    }
}

.detail-controls .ctrl-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.25rem;
    line-height: 1;
    width: 2rem;
    height: 2rem;
    padding: 0;
    cursor: pointer;
    transition: color 0.15s, background-color 0.15s;
    border-radius: 0.25rem;
}

.detail-controls .ctrl-btn:hover {
    color: var(--text-primary);
    background-color: var(--table-hover-bg);
}

/* Anchor ctrl-btns (e.g. SF link) should not show underline */
a.ctrl-btn {
    text-decoration: none;
}

/* Salesforce branded icon — filled cloud with "SF" overlay */
.icon-salesforce {
    position: relative;
    color: var(--accent-primary);
}

.icon-salesforce::after {
    content: 'SF';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -45%);
    font-family: system-ui, -apple-system, sans-serif;
    font-size: 0.4em;
    font-weight: 800;
    font-style: normal;
    color: var(--bg-card);
    letter-spacing: -0.02em;
    pointer-events: none;
}

.ctrl-btn:hover .icon-salesforce {
    color: var(--accent-primary-hover);
}

.select-toggle::before {
    content: '\2610';
}

.select-toggle.is-selected::before {
    content: '\2713';
    color: #198754;
}

.select-toggle.is-selected:hover::before {
    content: '\2715';
    color: #ff6b6b;
}

[x-cloak] {
    display: none !important;
}

/* Working Set Bar */
.working-set-bar {
    position: sticky;
    bottom: 0;
    z-index: 1030;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 6px 0;
    box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
}
.working-set-chips {
    display: flex;
    gap: 6px;
    overflow-x: auto;
    flex: 1;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
.working-set-chips::-webkit-scrollbar { display: none; }
.working-set-chip {
    display: inline-flex;
    align-items: center;
    background: var(--bg-tertiary);
    border-radius: 5px;
    font-size: 0.875rem;
    line-height: 1;
    white-space: nowrap;
    flex-shrink: 0;
}
.working-set-type {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 36px;
    border-radius: 5px 0 0 5px;
    color: #fff;
    font-size: 0.8rem;
    font-weight: 700;
}
.working-set-value {
    padding: 0 10px;
    color: var(--text-primary);
    text-decoration: none;
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
}
.working-set-value:hover {
    color: var(--accent-primary);
}
.working-set-remove {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 0 8px;
    cursor: pointer;
    font-size: 1.3rem;
    line-height: 36px;
    border-radius: 0 5px 5px 0;
}
.working-set-clear {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 4px 12px;
    cursor: pointer;
    white-space: nowrap;
    flex-shrink: 0;
}
.working-set-clear:hover {
    color: var(--text-primary);
}

/* Remove hover background on remove button since chip bg is already themed */
.working-set-remove:hover {
    color: #ff6b6b;
    background: rgba(0,0,0,0.08);
}

/* Inline async loading spinner — add .async-loading to show, remove to hide */
.async-loading::after {
    content: '';
    display: inline-block;
    width: 0.85em;
    height: 0.85em;
    margin-left: 0.35em;
    vertical-align: -0.1em;
    border: 2px solid var(--text-muted);
    border-right-color: transparent;
    border-radius: 50%;
    animation: async-spin 0.6s linear infinite;
}

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

/* File count badge on sidebar button */
.file-count-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--accent-primary);
    color: #fff;
    font-size: 0.6rem;
    font-weight: 700;
    line-height: 1;
    padding: 2px 4px;
    border-radius: 8px;
    min-width: 14px;
    text-align: center;
}

.detail-controls .ctrl-btn {
    position: relative;
}

/* File Viewer Modal */
.file-viewer-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
}

.file-viewer-modal {
    position: fixed;
    top: 5vh;
    left: 5vw;
    width: 90vw;
    height: 90vh;
    z-index: 2001;
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.file-viewer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    min-height: 48px;
}

.file-viewer-title {
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
    margin-right: 1rem;
}

.file-viewer-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0 0.25rem;
}

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

.file-viewer-body {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.file-list {
    width: 280px;
    min-width: 280px;
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
}

.file-list-header {
    display: flex;
    gap: 0.25rem;
    padding: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.file-sort-btn {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 0.25rem;
    padding: 0.2rem 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    cursor: pointer;
}

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

.file-sort-btn.active {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-weight: 600;
}

.file-list-items {
    flex: 1;
    overflow-y: auto;
}

.file-item {
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    border-bottom: 1px solid var(--border-light);
    transition: background-color 0.1s;
}

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

.file-item-active {
    background: var(--accent-primary) !important;
    color: var(--text-inverse);
}

.file-item-active .file-item-meta {
    color: var(--text-inverse);
    opacity: 0.8;
}

.file-item-name {
    font-size: 0.85rem;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-item-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 0.15rem;
}

.file-preview {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    padding: 1rem;
    background: var(--bg-primary);
}

.file-preview img {
    border-radius: 4px;
}

.file-preview-empty {
    text-align: center;
    padding: 2rem;
}

.file-text-preview {
    width: 100%;
    height: 100%;
    overflow: auto;
}

.file-text-preview pre {
    font-size: 0.8rem;
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
    color: var(--text-primary);
}

.file-viewer-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
    gap: 0.5rem;
}

/* VCARD Import Modal */
.vcard-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
}

.vcard-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    max-width: 90vw;
    z-index: 2001;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.vcard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--accent-primary);
    color: var(--text-inverse);
}

.vcard-header h5 {
    margin: 0;
    font-weight: 600;
}

.vcard-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--text-inverse);
    cursor: pointer;
    opacity: 0.8;
    padding: 0 0.25rem;
}

.vcard-close:hover {
    opacity: 1;
}

.vcard-body {
    padding: 1.25rem;
    max-height: 70vh;
    overflow-y: auto;
}

/* Responsive: stack file list on small screens */
@media (max-width: 767.98px) {
    .file-viewer-modal {
        top: 2vh;
        left: 2vw;
        width: 96vw;
        height: 96vh;
    }

    .file-viewer-body {
        flex-direction: column;
    }

    .file-list {
        width: 100%;
        min-width: auto;
        max-height: 200px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
}