/* ===================================================================
   RFID Asset Manager — Design System v4
   Brand color: #1B3A6B (azul marinho CPCON)
   Accent: #C82333 (vermelho CPCON)
   Full dark mode via [data-theme="dark"] on <html>
   =================================================================== */

/* ── CSS Custom Properties: Light Mode (default) ── */
:root {
    /* Brand colors — CPCON: azul marinho + vermelho */
    --green: #1B3A6B;
    --green-dark: #152E55;
    --green-darker: #0F2240;
    --green-light: #e8eef5;
    --green-50: #f0f4fa;
    --green-glow: rgba(27, 58, 107, 0.15);

    /* Semantic colors */
    --red: #dc3545;
    --red-light: #f8d7da;
    --red-dark: #bb2d3b;
    --orange: #fd7e14;
    --orange-light: #ffe0cc;
    --orange-dark: #c45000;
    --blue: #0d6efd;
    --blue-light: #cfe2ff;
    --blue-dark: #0a58ca;
    --yellow: #ffc107;
    --yellow-light: #fff3cd;
    --yellow-dark: #856404;

    /* Neutral scale */
    --gray-50: #f8f9fa;
    --gray-100: #f1f3f5;
    --gray-200: #dee2e6;
    --gray-300: #ced4da;
    --gray-400: #adb5bd;
    --gray-500: #868e96;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;

    /* Surface & background */
    --bg-body: #f5f7fa;
    --bg-surface: #ffffff;
    --bg-surface-hover: #f8f9fa;
    --bg-surface-raised: #ffffff;
    --bg-inset: #f1f3f5;
    --bg-overlay: rgba(0, 0, 0, 0.5);

    /* Borders */
    --border-color: #dee2e6;
    --border-subtle: #f1f3f5;

    /* Text */
    --text-primary: #212529;
    --text-secondary: #495057;
    --text-tertiary: #868e96;
    --text-muted: #adb5bd;
    --text-on-green: #ffffff;
    --text-link: #1B3A6B;

    /* Sidebar (light = gradient green) */
    --sidebar-bg: linear-gradient(180deg, #0F2240 0%, #1B3A6B 50%, #152E55 100%);
    --sidebar-text: rgba(255, 255, 255, 0.75);
    --sidebar-text-active: #ffffff;
    --sidebar-text-muted: rgba(255, 255, 255, 0.4);
    --sidebar-border: rgba(255, 255, 255, 0.12);
    --sidebar-hover: rgba(255, 255, 255, 0.08);
    --sidebar-active-bg: rgba(255, 255, 255, 0.15);
    --sidebar-active-border: #ffffff;
    --sidebar-icon-opacity: 0.85;

    /* Inputs */
    --input-bg: #ffffff;
    --input-border: #ced4da;
    --input-text: #212529;
    --input-placeholder: #adb5bd;
    --input-focus-border: #1B3A6B;
    --input-focus-ring: rgba(27, 58, 107, 0.12);

    /* Table */
    --table-header-bg: #f8f9fa;
    --table-header-text: #6c757d;
    --table-border: #f1f3f5;
    --table-row-hover: #f0f4fa;
    --table-stripe: transparent;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);

    /* Badge backgrounds */
    --badge-green-bg: #e8f5ee;
    --badge-green-text: #256d45;
    --badge-red-bg: #f8d7da;
    --badge-red-text: #dc3545;
    --badge-yellow-bg: #fff3cd;
    --badge-yellow-text: #856404;
    --badge-orange-bg: #ffe0cc;
    --badge-orange-text: #c45000;
    --badge-blue-bg: #cfe2ff;
    --badge-blue-text: #0d6efd;
    --badge-gray-bg: #f1f3f5;
    --badge-gray-text: #495057;

    /* Alert backgrounds */
    --alert-success-bg: #e8f5ee;
    --alert-success-text: #256d45;
    --alert-error-bg: #f8d7da;
    --alert-error-text: #dc3545;
    --alert-warning-bg: #fff3cd;
    --alert-warning-text: #856404;

    /* Topbar */
    --topbar-bg: #ffffff;
    --topbar-border: #dee2e6;
    --topbar-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);

    /* Modal */
    --modal-bg: #ffffff;
    --modal-border: transparent;

    /* Action menu */
    --menu-bg: #ffffff;
    --menu-border: #dee2e6;
    --menu-hover: #f8f9fa;
    --menu-danger-hover: #fff5f5;

    /* Mono / code */
    --mono-bg: #f1f3f5;
    --mono-text: #6c757d;

    /* Upload */
    --upload-border: #ced4da;
    --upload-hover-border: #1B3A6B;
    --upload-hover-bg: #f0f4fa;

    /* Progress */
    --progress-bg: #f1f3f5;

    /* Scrollbar */
    --scrollbar-thumb: rgba(0, 0, 0, 0.15);
    --scrollbar-track: transparent;

    /* Layout tokens */
    --radius: 10px;
    --radius-sm: 6px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --sidebar-width: 260px;
    --sidebar-collapsed: 68px;
    --transition: 0.2s ease;
    --transition-slow: 0.2s ease;
}

/* ── CSS Custom Properties: Dark Mode ── */
[data-theme="dark"] {
    /* Brand colors (brighter for contrast on dark backgrounds) */
    --green: #2A4F8F;
    --green-dark: #1B3A6B;
    --green-darker: #152E55;
    --green-light: #1a2540;
    --green-50: #141c30;
    --green-glow: rgba(42, 79, 143, 0.2);

    /* Semantic colors (brighter variants for dark backgrounds) */
    --red: #ef5565;
    --red-light: #2d1619;
    --red-dark: #dc3545;
    --orange: #ff9f43;
    --orange-light: #2d1f0e;
    --orange-dark: #fd7e14;
    --blue: #4d9fff;
    --blue-light: #141e2e;
    --blue-dark: #0d6efd;
    --yellow: #ffd43b;
    --yellow-light: #2d2810;
    --yellow-dark: #b89100;

    /* Neutral scale (inverted) */
    --gray-50: #14161e;
    --gray-100: #1a1d27;
    --gray-200: #252833;
    --gray-300: #32364a;
    --gray-400: #4a4f65;
    --gray-500: #6b7089;
    --gray-600: #9399ad;
    --gray-700: #b4b9cc;
    --gray-800: #d4d8e5;
    --gray-900: #eceef5;

    /* Surface & background */
    --bg-body: #0f1117;
    --bg-surface: #1a1d27;
    --bg-surface-hover: #21242f;
    --bg-surface-raised: #1e2130;
    --bg-inset: #14161e;
    --bg-overlay: rgba(0, 0, 0, 0.7);

    /* Borders */
    --border-color: #252833;
    --border-subtle: #1e2130;

    /* Text */
    --text-primary: #eceef5;
    --text-secondary: #b4b9cc;
    --text-tertiary: #6b7089;
    --text-muted: #4a4f65;
    --text-on-green: #ffffff;
    --text-link: #5B8FD4;

    /* Sidebar (dark = dark panel with blue accents) */
    --sidebar-bg: linear-gradient(180deg, #0c0e14 0%, #12141c 100%);
    --sidebar-text: rgba(255, 255, 255, 0.55);
    --sidebar-text-active: #5B8FD4;
    --sidebar-text-muted: rgba(255, 255, 255, 0.25);
    --sidebar-border: rgba(255, 255, 255, 0.06);
    --sidebar-hover: rgba(42, 79, 143, 0.08);
    --sidebar-active-bg: rgba(42, 79, 143, 0.12);
    --sidebar-active-border: #5B8FD4;
    --sidebar-icon-opacity: 0.65;

    /* Inputs */
    --input-bg: #14161e;
    --input-border: #252833;
    --input-text: #eceef5;
    --input-placeholder: #4a4f65;
    --input-focus-border: #2A4F8F;
    --input-focus-ring: rgba(42, 79, 143, 0.2);

    /* Table */
    --table-header-bg: #14161e;
    --table-header-text: #6b7089;
    --table-border: #1e2130;
    --table-row-hover: rgba(42, 79, 143, 0.06);
    --table-stripe: transparent;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);

    /* Badge backgrounds */
    --badge-green-bg: #162e20;
    --badge-green-text: #5cc88a;
    --badge-red-bg: #2d1619;
    --badge-red-text: #ef5565;
    --badge-yellow-bg: #2d2810;
    --badge-yellow-text: #ffd43b;
    --badge-orange-bg: #2d1f0e;
    --badge-orange-text: #ff9f43;
    --badge-blue-bg: #141e2e;
    --badge-blue-text: #4d9fff;
    --badge-gray-bg: #1e2130;
    --badge-gray-text: #9399ad;

    /* Alert backgrounds */
    --alert-success-bg: #162e20;
    --alert-success-text: #5cc88a;
    --alert-error-bg: #2d1619;
    --alert-error-text: #ef5565;
    --alert-warning-bg: #2d2810;
    --alert-warning-text: #ffd43b;

    /* Topbar */
    --topbar-bg: #1a1d27;
    --topbar-border: #252833;
    --topbar-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);

    /* Modal */
    --modal-bg: #1a1d27;
    --modal-border: #252833;

    /* Action menu */
    --menu-bg: #1a1d27;
    --menu-border: #252833;
    --menu-hover: #21242f;
    --menu-danger-hover: #2d1619;

    /* Mono / code */
    --mono-bg: #14161e;
    --mono-text: #9399ad;

    /* Upload */
    --upload-border: #252833;
    --upload-hover-border: #2A4F8F;
    --upload-hover-bg: #141c30;

    /* Progress */
    --progress-bg: #1e2130;

    /* Scrollbar */
    --scrollbar-thumb: rgba(255, 255, 255, 0.1);
    --scrollbar-track: transparent;
}


/* ===================================================================
   RESET & BASE
   =================================================================== */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    color-scheme: light;
}

[data-theme="dark"] {
    color-scheme: dark;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter',
        'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    display: flex;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.5;
    transition: background-color var(--transition-slow), color var(--transition-slow);
}

a {
    color: var(--text-link);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--green-dark);
}

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

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
}

::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* Selection */
::selection {
    background: var(--green-glow);
    color: var(--text-primary);
}


/* ===================================================================
   SIDEBAR
   =================================================================== */

.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 100;
    display: flex;
    flex-direction: column;
    box-shadow: 2px 0 12px rgba(0, 0, 0, 0.1);
    transition: width var(--transition-slow);
}

[data-theme="dark"] .sidebar {
    box-shadow: 2px 0 16px rgba(0, 0, 0, 0.3),
                1px 0 0 rgba(42, 79, 143, 0.1);
}

/* Sidebar logo: colorida em ambos os temas (sem filtro) */

.sidebar-header {
    padding: 24px 20px 20px;
    border-bottom: 1px solid var(--sidebar-border);
}

.sidebar-header h2 {
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -0.3px;
    margin-bottom: 2px;
    color: var(--sidebar-text-active);
}

.sidebar-header small {
    opacity: 0.6;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--sidebar-text-muted);
}

.sidebar nav {
    padding: 12px 0;
    flex: 1;
}

.sidebar-section-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--sidebar-text-muted);
    padding: 16px 20px 6px;
    font-weight: 600;
}

.sidebar a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    color: var(--sidebar-text);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition);
    border-left: 3px solid transparent;
    margin: 1px 0;
}

.sidebar a:hover {
    background: var(--sidebar-hover);
    color: var(--sidebar-text-active);
}

.sidebar a.active {
    background: var(--sidebar-active-bg);
    color: var(--sidebar-text-active);
    font-weight: 600;
    border-left-color: var(--sidebar-active-border);
}

.sidebar a svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    opacity: var(--sidebar-icon-opacity);
    transition: opacity var(--transition);
}

.sidebar a:hover svg,
.sidebar a.active svg {
    opacity: 1;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--sidebar-border);
    font-size: 11px;
    color: var(--sidebar-text-muted);
}


/* ── Sidebar Preferences (theme toggle + language) ── */

.sidebar-preferences {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 12px 20px 4px;
}


/* ── Theme Toggle ── */

.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 6px 12px;
    border: 1px solid var(--sidebar-border);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--sidebar-text);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--sidebar-text-active);
    border-color: rgba(255, 255, 255, 0.2);
}

.theme-toggle:active {
    transform: scale(0.96);
}

.theme-toggle svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.theme-toggle .toggle-track {
    width: 32px;
    height: 18px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 9px;
    position: relative;
    transition: background var(--transition);
    flex-shrink: 0;
}

.theme-toggle .toggle-thumb {
    width: 14px;
    height: 14px;
    background: #ffffff;
    border-radius: 50%;
    position: absolute;
    top: 2px;
    left: 2px;
    transition: transform var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .theme-toggle .toggle-track {
    background: var(--green);
}

[data-theme="dark"] .theme-toggle .toggle-thumb {
    transform: translateX(14px);
}


/* ── Language Selector ── */

.lang-selector {
    padding: 5px 24px 5px 8px;
    border: 1px solid var(--sidebar-border);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--sidebar-text);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    outline: none;
    transition: all var(--transition);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 6px center;
}

.lang-selector:hover {
    background-color: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--sidebar-text-active);
}

.lang-selector:focus {
    border-color: var(--green);
    box-shadow: 0 0 0 2px var(--green-glow);
}

.lang-selector option {
    background: var(--bg-surface);
    color: var(--text-primary);
}


/* ===================================================================
   MAIN LAYOUT
   =================================================================== */

.main {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left var(--transition-slow);
}

.topbar {
    background: var(--topbar-bg);
    padding: 18px 32px;
    border-bottom: 1px solid var(--topbar-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--topbar-shadow);
    transition: background-color var(--transition-slow),
                border-color var(--transition-slow),
                box-shadow var(--transition-slow);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

[data-theme="dark"] .topbar {
    background: rgba(26, 29, 39, 0.85);
}

.topbar h1 {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--text-primary);
}

.topbar .subtitle {
    font-size: 13px;
    color: var(--text-tertiary);
    margin-top: 2px;
}

.topbar-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.content {
    padding: 28px 32px;
    flex: 1;
}


/* ===================================================================
   STATS GRID
   =================================================================== */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--bg-surface);
    border-radius: var(--radius);
    padding: 22px 24px;
    box-shadow: var(--shadow);
    transition: box-shadow var(--transition),
                transform var(--transition),
                background-color var(--transition-slow),
                border-color var(--transition-slow);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: transparent;
    transition: background var(--transition);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-card .label {
    font-size: 12px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
    margin-bottom: 8px;
}

.stat-card .value {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1;
    color: var(--text-primary);
}

.stat-card .stat-icon {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-card .stat-icon svg {
    width: 22px;
    height: 22px;
}

/* Color utility classes */
.green { color: var(--green); }
.red { color: var(--red); }
.orange { color: var(--orange); }
.blue { color: var(--blue); }


/* ===================================================================
   CARDS
   =================================================================== */

.card {
    background: var(--bg-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    margin-bottom: 24px;
    transition: background-color var(--transition-slow),
                border-color var(--transition-slow),
                box-shadow var(--transition-slow);
}

.card-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: border-color var(--transition-slow);
    border-radius: var(--radius) var(--radius) 0 0;
}

.card-header h3 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-secondary);
}

.card-body {
    padding: 0;
}

.card-body.padded {
    padding: 24px;
}


/* ===================================================================
   TWO-COLUMN GRID
   =================================================================== */

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}


/* ===================================================================
   TABLES
   =================================================================== */

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 12px 20px;
    text-align: left;
    border-bottom: 1px solid var(--table-border);
    font-size: 14px;
    transition: background-color var(--transition),
                border-color var(--transition-slow),
                color var(--transition-slow);
}

th {
    font-weight: 700;
    color: var(--table-header-text);
    background: var(--table-header-bg);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.7px;
    position: sticky;
    top: 0;
    z-index: 1;
}

td {
    color: var(--text-primary);
}

tr:last-child td {
    border-bottom: none;
}

tbody tr {
    transition: background var(--transition);
}

tbody tr:hover {
    background: var(--table-row-hover);
}

tbody tr.clickable {
    cursor: pointer;
}

tbody tr.clickable:active {
    background: var(--green-glow);
}


/* ===================================================================
   BADGES
   =================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
    transition: background-color var(--transition-slow),
                color var(--transition-slow);
}

.badge-active      { background: var(--badge-green-bg); color: var(--badge-green-text); }
.badge-maintenance { background: var(--badge-yellow-bg); color: var(--badge-yellow-text); }
.badge-deactivated { background: var(--badge-gray-bg); color: var(--badge-gray-text); }
.badge-disposed    { background: var(--badge-red-bg); color: var(--badge-red-text); }
.badge-donated     { background: var(--badge-blue-bg); color: var(--badge-blue-text); }
.badge-sold        { background: var(--badge-red-bg); color: var(--badge-red-text); }
.badge-missing_lost { background: var(--badge-orange-bg); color: var(--badge-orange-text); }

.badge-found       { background: var(--badge-green-bg); color: var(--badge-green-text); }
.badge-missing     { background: var(--badge-red-bg); color: var(--badge-red-text); }
.badge-unexpected  { background: var(--badge-yellow-bg); color: var(--badge-yellow-text); }
.badge-wrong       { background: var(--badge-orange-bg); color: var(--badge-orange-text); }

.badge-pending     { background: var(--badge-yellow-bg); color: var(--badge-yellow-text); }
.badge-transferred { background: var(--badge-green-bg); color: var(--badge-green-text); }

.badge-source      { background: var(--badge-gray-bg); color: var(--badge-gray-text); }

.badge-sm {
    padding: 2px 8px;
    font-size: 11px;
}


/* ===================================================================
   BUTTONS
   =================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 18px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition);
    white-space: nowrap;
    font-family: inherit;
    line-height: 1.4;
    position: relative;
    overflow: hidden;
}

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

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

.btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* Primary (green) */
.btn-primary {
    background: var(--green);
    color: var(--text-on-green);
    box-shadow: 0 1px 3px rgba(27, 58, 107, 0.3);
}

.btn-primary:hover {
    background: var(--green-dark);
    color: var(--text-on-green);
    box-shadow: 0 3px 8px rgba(27, 58, 107, 0.4);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 0 1px 2px rgba(27, 58, 107, 0.3);
}

/* Danger (red) */
.btn-danger {
    background: var(--red);
    color: #ffffff;
    box-shadow: 0 1px 3px rgba(220, 53, 69, 0.3);
}

.btn-danger:hover {
    background: var(--red-dark);
    color: #ffffff;
    box-shadow: 0 3px 8px rgba(220, 53, 69, 0.35);
    transform: translateY(-1px);
}

/* Warning (orange) */
.btn-warning {
    background: var(--orange);
    color: #ffffff;
    box-shadow: 0 1px 3px rgba(253, 126, 20, 0.3);
}

.btn-warning:hover {
    background: var(--orange-dark);
    color: #ffffff;
    box-shadow: 0 3px 8px rgba(253, 126, 20, 0.35);
    transform: translateY(-1px);
}

/* Outline */
.btn-outline {
    background: var(--bg-surface);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    background: var(--bg-surface-hover);
    border-color: var(--gray-400);
    color: var(--text-primary);
}

[data-theme="dark"] .btn-outline:hover {
    border-color: var(--gray-300);
}

/* Ghost */
.btn-ghost {
    background: transparent;
    color: var(--text-tertiary);
    padding: 6px 10px;
}

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

/* Sizes */
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-xs { padding: 4px 8px; font-size: 11px; border-radius: 4px; }
.btn-lg { padding: 12px 24px; font-size: 15px; border-radius: var(--radius); }

/* Icon button */
.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
}

/* Button group */
.btn-group {
    display: flex;
    gap: 0;
}

.btn-group .btn {
    border-radius: 0;
}

.btn-group .btn:first-child {
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

.btn-group .btn:last-child {
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}


/* ===================================================================
   FORMS
   =================================================================== */

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

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    transition: color var(--transition-slow);
}

.form-control,
.form-input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--input-border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    color: var(--input-text);
    background: var(--input-bg);
    outline: none;
    transition: border-color var(--transition),
                box-shadow var(--transition),
                background-color var(--transition-slow),
                color var(--transition-slow);
    line-height: 1.5;
}

.form-control:hover,
.form-input:hover {
    border-color: var(--gray-400);
}

.form-control:focus,
.form-input:focus {
    border-color: var(--input-focus-border);
    box-shadow: 0 0 0 3px var(--input-focus-ring);
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-input:focus {
    box-shadow: 0 0 0 3px var(--input-focus-ring),
                0 0 16px rgba(42, 79, 143, 0.08);
}

.form-control::placeholder,
.form-input::placeholder {
    color: var(--input-placeholder);
    transition: color var(--transition);
}

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

select.form-control,
select.form-input {
    appearance: none;
    -webkit-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='%23868e96' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
    cursor: pointer;
}

[data-theme="dark"] select.form-control,
[data-theme="dark"] select.form-input {
    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='%236b7089' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
}

textarea.form-control,
textarea.form-input {
    resize: vertical;
    min-height: 80px;
}


/* ===================================================================
   SEARCH INPUT (enhanced)
   =================================================================== */

.search-input {
    padding: 11px 16px 11px 42px;
    border: 1px solid var(--input-border);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    width: 320px;
    outline: none;
    color: var(--input-text);
    background-color: var(--input-bg);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%23adb5bd' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: 13px center;
    transition: border-color var(--transition),
                box-shadow var(--transition),
                background-color var(--transition-slow),
                backdrop-filter var(--transition);
}

.search-input::placeholder {
    color: var(--input-placeholder);
    transition: color var(--transition);
}

.search-input:hover {
    border-color: var(--gray-400);
}

.search-input:focus {
    border-color: var(--input-focus-border);
    box-shadow: 0 0 0 3px var(--input-focus-ring),
                0 2px 8px rgba(27, 58, 107, 0.06);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%231B3A6B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
}

.search-input:focus::placeholder {
    color: var(--text-muted);
    transform: translateX(4px);
}

[data-theme="dark"] .search-input {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%234a4f65' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
}

[data-theme="dark"] .search-input:focus {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%232A4F8F' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
    box-shadow: 0 0 0 3px var(--input-focus-ring),
                0 0 20px rgba(42, 79, 143, 0.08);
    background-color: #181b24;
}


/* ===================================================================
   FILTER SELECT
   =================================================================== */

.filter-select {
    padding: 11px 36px 11px 14px;
    border: 1px solid var(--input-border);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    background: var(--input-bg);
    color: var(--input-text);
    outline: none;
    appearance: none;
    -webkit-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='%23868e96' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    cursor: pointer;
    transition: border-color var(--transition),
                box-shadow var(--transition),
                background-color var(--transition-slow),
                color var(--transition-slow);
}

.filter-select:hover {
    border-color: var(--gray-400);
}

.filter-select:focus {
    border-color: var(--input-focus-border);
    box-shadow: 0 0 0 3px var(--input-focus-ring);
}

[data-theme="dark"] .filter-select {
    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='%236b7089' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
}

.filter-select option {
    background: var(--bg-surface);
    color: var(--text-primary);
}


/* ===================================================================
   TOOLBAR
   =================================================================== */

.toolbar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    align-items: center;
}


/* ===================================================================
   DETAIL PAGE
   =================================================================== */

.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.detail-row {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.detail-row .label {
    font-size: 11px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.detail-row .value {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
}


/* ===================================================================
   STATUS BAR
   =================================================================== */

.status-bar {
    display: flex;
    gap: 0;
    background: var(--bg-surface);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    overflow: hidden;
    transition: background-color var(--transition-slow),
                border-color var(--transition-slow);
}

.status-item {
    flex: 1;
    text-align: center;
    padding: 18px 16px;
    border-right: 1px solid var(--border-subtle);
    transition: background-color var(--transition),
                border-color var(--transition-slow);
    cursor: default;
}

.status-item:last-child {
    border-right: none;
}

.status-item .num {
    font-size: 28px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.status-item .lbl {
    font-size: 11px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
    margin-top: 6px;
}

/* Clickable / active status item */
.status-item.clickable {
    cursor: pointer;
}

.status-item.clickable:hover {
    background: var(--table-row-hover);
}

.status-item.active {
    background: var(--green-glow);
    position: relative;
}

.status-item.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--green);
    border-radius: 3px 3px 0 0;
}

.status-item.active .num {
    color: var(--green);
}

.status-item.active .lbl {
    color: var(--green);
    font-weight: 700;
}


/* ===================================================================
   PROGRESS BAR
   =================================================================== */

.progress-bar {
    height: 8px;
    background: var(--progress-bg);
    border-radius: 4px;
    overflow: hidden;
    transition: background-color var(--transition-slow);
}

.progress-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.progress-fill.green { background: var(--green); color: var(--green); }
.progress-fill.orange { background: var(--orange); color: var(--orange); }
.progress-fill.red { background: var(--red); color: var(--red); }
.progress-fill:not(.green):not(.orange):not(.red) { background: var(--green); }


/* ===================================================================
   EMPTY STATE
   =================================================================== */

.empty-state {
    text-align: center;
    padding: 56px 20px;
    color: var(--text-tertiary);
}

.empty-state svg {
    width: 56px;
    height: 56px;
    margin-bottom: 16px;
    color: var(--text-muted);
}

.empty-state h4 {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.empty-state p {
    font-size: 14px;
    line-height: 1.5;
    max-width: 400px;
    margin: 0 auto;
}


/* ===================================================================
   LOCATION TREE
   =================================================================== */

.location-tree {
    list-style: none;
    padding: 0;
    margin: 0;
}

.location-tree ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tree-node {
    border-bottom: 1px solid var(--border-subtle);
    transition: border-color var(--transition-slow);
}

.tree-node:last-child {
    border-bottom: none;
}

.tree-node-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    transition: background var(--transition);
}

.tree-node-row:hover {
    background: var(--table-row-hover);
}

.tree-toggle {
    cursor: pointer;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all var(--transition);
    color: var(--text-muted);
    user-select: none;
    -webkit-user-select: none;
    flex-shrink: 0;
}

.tree-toggle:hover {
    background: var(--bg-inset);
    color: var(--text-secondary);
}

.tree-toggle svg {
    width: 14px;
    height: 14px;
    transition: transform 0.2s ease;
}

.tree-toggle.open svg {
    transform: rotate(90deg);
}

.tree-toggle-placeholder {
    width: 20px;
    flex-shrink: 0;
}

.tree-icon {
    color: var(--green);
    flex-shrink: 0;
}

.tree-icon svg {
    width: 18px;
    height: 18px;
}

.tree-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
}

.tree-count {
    color: var(--text-muted);
    font-size: 12px;
}

.tree-actions {
    margin-left: auto;
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity var(--transition);
}

.tree-node-row:hover .tree-actions {
    opacity: 1;
}

.tree-children {
    transition: max-height 0.2s ease;
}

.tree-children.collapsed {
    display: none;
}


/* ===================================================================
   MODAL
   =================================================================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--modal-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 540px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95) translateY(10px);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--modal-border);
}

.modal-overlay.show .modal {
    transform: scale(1) translateY(0);
}

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

.modal-header h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

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


/* ===================================================================
   ACTION DROPDOWN / MENU
   =================================================================== */

.action-dropdown {
    position: relative;
    display: inline-flex;
}

.action-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--menu-bg);
    border: 1px solid var(--menu-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    z-index: 200;
    display: none;
    overflow: visible;
    margin-top: 4px;
    animation: menuSlideIn 0.15s ease-out;
}

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

.action-menu.show {
    display: block;
}

.action-menu a,
.action-menu button {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    font-size: 14px;
    color: var(--text-secondary);
    width: 100%;
    border: none;
    background: none;
    cursor: pointer;
    text-align: left;
    transition: background var(--transition), color var(--transition);
    text-decoration: none;
    font-family: inherit;
}

.action-menu a:hover,
.action-menu button:hover {
    background: var(--menu-hover);
    color: var(--text-primary);
}

.action-menu a svg,
.action-menu button svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    opacity: 0.7;
}

.action-menu .danger {
    color: var(--red);
}

.action-menu .danger:hover {
    background: var(--menu-danger-hover);
}

.action-menu .divider {
    height: 1px;
    background: var(--border-subtle);
    margin: 4px 0;
}


/* ===================================================================
   ALERTS
   =================================================================== */

.alert {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: background-color var(--transition-slow),
                color var(--transition-slow);
}

.alert svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.alert-success {
    background: var(--alert-success-bg);
    color: var(--alert-success-text);
    border-left: 4px solid var(--green);
}

.alert-error {
    background: var(--alert-error-bg);
    color: var(--alert-error-text);
    border-left: 4px solid var(--red);
}

.alert-warning {
    background: var(--alert-warning-bg);
    color: var(--alert-warning-text);
    border-left: 4px solid var(--yellow);
}


/* ===================================================================
   UPLOAD AREA
   =================================================================== */

.upload-area {
    border: 2px dashed var(--upload-border);
    border-radius: var(--radius);
    padding: 48px 20px;
    text-align: center;
    transition: all var(--transition);
    cursor: pointer;
    background: transparent;
}

.upload-area:hover {
    border-color: var(--upload-hover-border);
    background: var(--upload-hover-bg);
}

.upload-area.dragover {
    border-color: var(--green);
    background: var(--green-glow);
    transform: scale(1.01);
}

.upload-area svg {
    width: 40px;
    height: 40px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.upload-area p {
    color: var(--text-tertiary);
    font-size: 14px;
}

.upload-area strong {
    color: var(--green);
}


/* ===================================================================
   MONO / CODE
   =================================================================== */

.mono {
    font-family: 'SF Mono', 'Fira Code', 'JetBrains Mono', 'Consolas', monospace;
    font-size: 12px;
    color: var(--mono-text);
    background: var(--mono-bg);
    padding: 2px 6px;
    border-radius: 4px;
    transition: background-color var(--transition-slow),
                color var(--transition-slow);
}


/* ===================================================================
   BREADCRUMB
   =================================================================== */

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--text-tertiary);
    margin-bottom: 16px;
}

.breadcrumb a {
    color: var(--green);
    font-weight: 500;
    transition: color var(--transition);
}

.breadcrumb a:hover {
    color: var(--green-dark);
    text-decoration: underline;
}

.breadcrumb .separator {
    color: var(--text-muted);
}


/* ===================================================================
   DOTS (status indicators)
   =================================================================== */

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}

.dot-green {
    background: var(--green);
    box-shadow: 0 0 0 2px var(--green-glow);
}

.dot-orange {
    background: var(--orange);
    box-shadow: 0 0 0 2px rgba(253, 126, 20, 0.15);
}

.dot-red {
    background: var(--red);
    box-shadow: 0 0 0 2px rgba(220, 53, 69, 0.15);
}

/* Pulsing variant for live indicators */
.dot.pulse {
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}


/* ===================================================================
   TABS
   =================================================================== */

.tabs {
    display: flex;
    border-bottom: 2px solid var(--border-subtle);
    margin-bottom: 24px;
    gap: 0;
    transition: border-color var(--transition-slow);
}

.tab {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-tertiary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all var(--transition);
    white-space: nowrap;
    user-select: none;
    -webkit-user-select: none;
}

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

.tab.active {
    color: var(--green);
    border-bottom-color: var(--green);
}


/* ===================================================================
   RESPONSIVE
   =================================================================== */

@media (max-width: 1024px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: var(--sidebar-collapsed);
    }

    .sidebar-header h2,
    .sidebar-header small,
    .sidebar a span,
    .sidebar-section-label,
    .sidebar-footer,
    .sidebar-user-details,
    .sidebar-logout-btn,
    .sidebar-lang-flags,
    .sidebar-preferences {
        display: none;
    }

    .sidebar-collapsed-theme {
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .sidebar a {
        justify-content: center;
        padding: 14px;
        border-left: none;
    }

    .sidebar .sidebar-user {
        display: flex;
        flex-direction: column;
        align-items: center;
        padding: 8px 0;
    }
    .sidebar .sidebar-user-info {
        justify-content: center;
        margin-bottom: 0;
    }
    .sidebar .sidebar-user-avatar {
        cursor: pointer;
    }

    .main {
        margin-left: var(--sidebar-collapsed);
    }

    .topbar {
        padding: 14px 16px;
    }

    .topbar h1 {
        font-size: 18px;
    }

    .content {
        padding: 16px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .detail-grid {
        grid-template-columns: 1fr;
    }

    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-input {
        width: 100%;
    }

    .status-bar {
        flex-wrap: wrap;
    }

    .status-item {
        min-width: 33.33%;
    }

    .modal {
        max-width: calc(100% - 32px);
        margin: 16px;
    }

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

    .sidebar-preferences {
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
    }

    .location-grid {
        grid-template-columns: 1fr;
    }

    .status-breakdown-header {
        min-width: 120px;
    }

    .session-list-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .session-list-progress {
        padding-left: 20px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .status-item {
        min-width: 50%;
    }

    .topbar {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .topbar-actions {
        width: 100%;
        justify-content: flex-end;
    }

    .btn-lg {
        padding: 10px 18px;
        font-size: 14px;
        width: 100%;
        justify-content: center;
    }

    .modal {
        max-width: 100%;
        max-height: 100%;
        border-radius: 0;
        margin: 0;
    }

    .card-header {
        padding: 14px 16px;
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    th, td {
        padding: 10px 12px;
        font-size: 13px;
    }
}


/* ===================================================================
   PRINT STYLES
   =================================================================== */

@media print {
    .sidebar,
    .topbar,
    .toolbar,
    .btn,
    .theme-toggle,
    .lang-selector,
    .sidebar-preferences {
        display: none !important;
    }

    .main {
        margin-left: 0 !important;
    }

    .content {
        padding: 0 !important;
    }

    body {
        background: white;
        color: black;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ddd;
        break-inside: avoid;
    }
}


/* ===================================================================
   UTILITY & TRANSITIONS
   =================================================================== */

/* Smooth theme transitions for all major elements */
.sidebar,
.card,
.stat-card,
.topbar,
.modal,
.action-menu,
.status-bar,
.alert,
.badge,
.tabs,
.progress-bar,
.mono,
.breadcrumb,
.upload-area,
.empty-state,
.form-control,
.form-input,
.search-input,
.filter-select,
.tree-node,
.tree-node-row,
.detail-row .value,
.detail-row .label,
.form-group label,
.status-item,
th, td {
    transition-property: background-color, border-color, color, box-shadow;
    transition-duration: 0.35s;
    transition-timing-function: ease;
}

/* Ensure the above does not override specific transitions that include transforms, etc. */
.btn,
.stat-card,
.sidebar a {
    transition: all var(--transition);
}

/* Focus visible for keyboard accessibility */
:focus-visible {
    outline: 2px solid var(--green);
    outline-offset: 2px;
}

button:focus:not(:focus-visible),
a:focus:not(:focus-visible),
input:focus:not(:focus-visible),
select:focus:not(:focus-visible),
textarea:focus:not(:focus-visible) {
    outline: none;
}

/* Text selection in dark mode */
[data-theme="dark"] ::selection {
    background: rgba(42, 79, 143, 0.3);
}

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

/* Fade in animation for page loads */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.content {
    animation: fadeIn 0.3s ease-out;
}

/* Ensure images in dark mode don't look too bright */
[data-theme="dark"] img:not([src*=".svg"]) {
    opacity: 0.9;
}


/* ===================================================================
   DASHBOARD — Status Breakdown
   =================================================================== */

.status-breakdown {
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.status-breakdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: background var(--transition);
}

.status-breakdown-item:hover {
    background: var(--bg-surface-hover);
}

.status-breakdown-header {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 160px;
}

.status-breakdown-count {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.status-breakdown-item .progress-bar {
    flex: 1;
    min-width: 60px;
}

.status-breakdown-pct {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-tertiary);
    min-width: 36px;
    text-align: right;
}


/* ===================================================================
   DASHBOARD — Session List
   =================================================================== */

.session-list {
    display: flex;
    flex-direction: column;
}

.session-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 20px;
    text-decoration: none;
    border-bottom: 1px solid var(--border-subtle);
    transition: background var(--transition), border-color var(--transition-slow);
}

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

.session-list-item:hover {
    background: var(--table-row-hover);
}

.session-list-info {
    flex: 1;
    min-width: 0;
}

.session-list-location {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.session-list-location span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.session-list-date {
    margin-top: 2px;
    padding-left: 20px;
}

.session-list-progress {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.session-list-pct {
    font-size: 15px;
    font-weight: 700;
    min-width: 40px;
    text-align: right;
}


/* ===================================================================
   DASHBOARD — Location Grid Cards
   =================================================================== */

.location-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}

.location-card {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
    text-decoration: none;
    transition: background var(--transition),
                border-color var(--transition),
                box-shadow var(--transition);
}

.location-card:hover {
    background: var(--table-row-hover);
    border-color: var(--green);
    box-shadow: var(--shadow);
}

.location-card-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--green-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background-color var(--transition-slow);
}

.location-card-icon svg {
    width: 18px;
    height: 18px;
    stroke: var(--green);
}

.location-card-body {
    flex: 1;
    min-width: 0;
}

.location-card-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.location-card-count {
    font-size: 12px;
    color: var(--text-tertiary);
}

.location-card-children {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 8px;
}

.location-card-child {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    background: var(--bg-inset);
    color: var(--text-secondary);
    transition: background-color var(--transition-slow),
                color var(--transition-slow);
}

.location-card-more {
    background: var(--green-light);
    color: var(--green);
    font-weight: 600;
}

.location-card-bar {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
    flex-shrink: 0;
    min-width: 60px;
    padding-top: 4px;
}

.location-card-bar .progress-bar {
    width: 60px;
}


/* ===================================================================
   DARK-MODE-SAFE TEXT & BG UTILITIES
   These replace inline styles like color: var(--gray-700) that
   break in dark mode because the gray scale is inverted.
   =================================================================== */

/* Text color that stays readable on surface backgrounds (dark in light, light in dark) */
.text-primary   { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-tertiary  { color: var(--text-tertiary); }
.text-muted     { color: var(--text-muted); }
.text-green     { color: var(--green); }
.text-red       { color: var(--red); }
.text-orange    { color: var(--orange); }
.text-blue      { color: var(--blue); }
.text-yellow    { color: var(--yellow); }

/* Code/pre backgrounds that adapt to dark mode */
pre, .code-block {
    background: var(--mono-bg);
    color: var(--text-primary);
    padding: 12px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    overflow-x: auto;
    border: 1px solid var(--border-subtle);
    font-family: 'SF Mono', 'Fira Code', 'JetBrains Mono', 'Consolas', monospace;
    transition: background-color var(--transition-slow),
                color var(--transition-slow),
                border-color var(--transition-slow);
}

/* Upload/drop area borders */
.upload-drop-border {
    border: 2px dashed var(--upload-border);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    transition: border-color var(--transition), background var(--transition);
}

.upload-drop-border:hover {
    border-color: var(--upload-hover-border);
    background: var(--upload-hover-bg);
}

/* Movement status badges (pending/transferred) — dark-mode-safe */
.badge-movement-pending {
    background: var(--badge-orange-bg);
    color: var(--badge-orange-text);
}

.badge-movement-transferred {
    background: var(--badge-green-bg);
    color: var(--badge-green-text);
}

/* Source badge */
.badge-source-label {
    background: var(--badge-gray-bg);
    color: var(--badge-gray-text);
}

/* Separator chevron between location breadcrumbs */
.loc-separator {
    color: var(--text-muted);
}

/* Location info text */
.location-info {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

/* Success result card */
.result-success {
    border-left: 4px solid var(--green);
}

.result-error {
    border-left: 4px solid var(--red);
}

/* Subtle sub-text (time, epc beneath name, etc.) */
.sub-text {
    font-size: 11px;
    color: var(--text-tertiary);
}

/* Movement direction arrow area */
.direction-from {
    color: var(--text-tertiary);
}

.direction-to {
    color: var(--text-primary);
    font-weight: 500;
}

/* Format section title */
.format-title {
    margin-bottom: 8px;
    color: var(--text-primary);
}

/* Modal description text */
.modal-desc {
    color: var(--text-secondary);
    margin-bottom: 16px;
}


/* ===================================================================
   FIELDS MANAGEMENT
   =================================================================== */

/* Code-styled field key */
.field-key-code {
    font-family: 'SF Mono', 'Fira Code', 'JetBrains Mono', 'Consolas', monospace;
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 4px;
    background: var(--bg-inset);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    transition: background-color var(--transition-slow),
                color var(--transition-slow),
                border-color var(--transition-slow);
}

/* Field type badge */
.badge-field-type {
    background: var(--badge-blue-bg, var(--blue-light));
    color: var(--badge-blue-text, var(--blue));
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
}

/* Checkmark/dash indicators */
.field-check {
    font-size: 14px;
    font-weight: 700;
}

.field-check-yes {
    color: var(--green);
}

.field-check-no {
    color: var(--text-muted);
}

/* Options pills */
.field-options-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.field-option-pill {
    font-size: 10px;
    padding: 1px 7px;
    border-radius: 10px;
    background: var(--bg-inset);
    color: var(--text-secondary);
    transition: background-color var(--transition-slow),
                color var(--transition-slow);
}

.field-option-more {
    background: var(--blue-light);
    color: var(--blue);
    font-weight: 600;
}

/* Form row (two columns side by side) */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* Checkboxes row */
.form-row-checkboxes {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 8px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--green);
    cursor: pointer;
}

/* Archived fields card */
.card-archived {
    opacity: 0.75;
}

.card-archived .card-header h3 {
    color: var(--text-muted);
}

.row-archived {
    opacity: 0.6;
}

.row-archived td {
    color: var(--text-muted);
}

.badge-archived {
    background: var(--orange-light);
    color: var(--orange-dark);
    font-size: 11px;
    padding: 2px 10px;
    border-radius: 10px;
    font-weight: 600;
}

.badge-system {
    background: var(--green-light);
    color: var(--green-dark);
    font-size: 10px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

.btn-restore {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--green) !important;
    border-color: var(--green) !important;
    font-size: 11px;
}

.btn-restore:hover {
    background: var(--green-light) !important;
}

/* Modal footer */
.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-subtle);
    transition: border-color var(--transition-slow);
}


/* ===================================================================
   TOAST NOTIFICATIONS
   =================================================================== */

.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    min-width: 280px;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
    pointer-events: auto;
    animation: toastIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    transition: opacity 0.4s ease, transform 0.4s ease;
    cursor: pointer;
}

.toast.removing {
    opacity: 0;
    transform: translateX(40px);
}

.toast svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.toast-message {
    flex: 1;
    line-height: 1.4;
}

.toast-close {
    background: none;
    border: none;
    font-size: 16px;
    cursor: pointer;
    opacity: 0.5;
    padding: 0 0 0 8px;
    line-height: 1;
    color: inherit;
}

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

.toast-success {
    background: var(--alert-success-bg);
    color: var(--alert-success-text);
    border-left: 4px solid var(--green);
}

.toast-error {
    background: var(--alert-error-bg);
    color: var(--alert-error-text);
    border-left: 4px solid var(--red);
}

.toast-warning {
    background: var(--alert-warning-bg);
    color: var(--alert-warning-text);
    border-left: 4px solid var(--yellow);
}

.toast-info {
    background: var(--card-bg);
    color: var(--text-primary);
    border-left: 4px solid var(--accent);
    border: 1px solid var(--border-subtle);
    border-left: 4px solid var(--accent);
}

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

/* ── Login Page ── */
.login-body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--bg-body);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.login-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    width: 100%;
    max-width: 400px;
    padding: 24px;
}

.login-card {
    width: 100%;
    background: var(--bg-surface);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    padding: 40px 32px;
    border: 1px solid var(--border-subtle);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    margin-bottom: 16px;
}

.login-header h1 {
    margin: 0 0 4px;
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
}

.login-subtitle {
    margin: 0;
    font-size: 13px;
    color: var(--text-tertiary);
}

.login-error {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--alert-error-bg);
    color: var(--alert-error-text);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 20px;
    border-left: 3px solid var(--red);
}

.login-field {
    margin-bottom: 18px;
}

.login-field label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.login-field input {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid var(--input-border);
    border-radius: 8px;
    font-size: 14px;
    background: var(--input-bg);
    color: var(--input-text);
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.login-field input:focus {
    outline: none;
    border-color: var(--green);
    box-shadow: 0 0 0 3px var(--input-focus-ring);
}

.login-field input::placeholder {
    color: var(--input-placeholder);
}

.login-btn {
    width: 100%;
    padding: 12px;
    font-size: 15px;
    font-weight: 600;
    margin-top: 8px;
    border-radius: 8px;
}

.login-footer-controls {
    display: flex;
    align-items: center;
    gap: 16px;
}

.login-footer-controls .theme-toggle {
    display: flex;
    align-items: center;
    color: var(--text-tertiary);
}

.login-footer-controls .lang-selector {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
}

/* ── Sidebar User Info ── */
.sidebar-user {
    padding: 12px 16px;
    border-top: 1px solid var(--sidebar-border);
    margin-top: auto;
}

.sidebar-user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.sidebar-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    color: var(--sidebar-text-active);
    flex-shrink: 0;
}

.sidebar-user-details {
    flex: 1;
    min-width: 0;
}

.sidebar-user-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--sidebar-text-active);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: 11px;
    color: var(--sidebar-text);
    opacity: 0.7;
}

.sidebar-logout-btn {
    display: block;
    width: 100%;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 6px;
    padding: 6px 12px;
    color: var(--sidebar-text);
    font-size: 12px;
    cursor: pointer;
    text-align: center;
    transition: background 0.2s;
    text-decoration: none;
}

.sidebar-logout-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--sidebar-text-active);
}

/* ── Permissions Grid ── */
.permissions-grid {
    display: grid;
    gap: 16px;
}

.permissions-group {
    background: var(--bg-inset);
    border-radius: 8px;
    padding: 12px 16px;
    border: 1px solid var(--border-subtle);
}

.permissions-group-title {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-tertiary);
    margin-bottom: 8px;
}

.permissions-group-items {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.permission-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
}

.permission-item select {
    font-size: 12px;
    padding: 4px 8px;
    padding-right: 28px;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    background: var(--input-bg);
    color: var(--input-text);
    appearance: none;
    -webkit-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='%23868e96' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    min-width: 140px;
    cursor: pointer;
}

[data-theme="dark"] .permission-item select {
    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='%236b7089' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
}


/* ===================================================================
   LANGUAGE FLAG BUTTONS (replaces select dropdown)
   =================================================================== */

.lang-flag-btn {
    font-size: 18px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 2px;
    opacity: 0.65;
    transition: opacity 0.15s;
    line-height: 1;
}
.lang-flag-btn.active,
.lang-flag-btn:hover {
    opacity: 1;
}

/* Flag buttons inside login footer */
.login-footer-controls .sidebar-lang-flags {
    display: flex;
    gap: 10px;
    align-items: center;
}

/* Flag buttons inside sidebar preferences */
.sidebar-preferences .sidebar-lang-flags {
    display: flex;
    gap: 12px;
    align-items: center;
}


/* ===================================================================
   SIDEBAR COLLAPSE (toggle button + collapsed state)
   =================================================================== */

/* Header row: logo + toggle arrow inline */
.sidebar-header-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Toggle button: discrete but visible arrow */
.sidebar-toggle {
    background: none;
    border: none;
    color: inherit;
    opacity: 0.7;
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    padding: 6px 10px;
    transition: opacity 0.2s, background 0.2s;
    margin-left: auto;
    flex-shrink: 0;
    border-radius: 6px;
}
.sidebar-toggle:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.1);
}

/* When collapsed: hide the « button (logo icon expands instead) */
.sidebar.collapsed .sidebar-toggle {
    display: none;
}

/* Collapsed logo icon: clickable to expand */
.sidebar.collapsed .sidebar-logo-icon {
    cursor: pointer;
    transition: transform 0.15s;
}
.sidebar.collapsed .sidebar-logo-icon:hover {
    transform: scale(1.1);
}

/* Collapsed sidebar: narrow width */
.sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

/* Hide text elements when collapsed */
.sidebar.collapsed .sidebar-header small,
.sidebar.collapsed nav a span,
.sidebar.collapsed .sidebar-section-label,
.sidebar.collapsed .sidebar-user-details,
.sidebar.collapsed .sidebar-user-name,
.sidebar.collapsed .sidebar-user-role,
.sidebar.collapsed .sidebar-logout-btn,
.sidebar.collapsed .sidebar-lang-flags,
.sidebar.collapsed .sidebar-footer,
.sidebar.collapsed .sidebar-preferences .lang-selector,
.sidebar.collapsed .sidebar-preferences .sidebar-lang-flags {
    display: none;
}

/* Center icons when collapsed */
.sidebar.collapsed nav a {
    justify-content: center;
    padding: 12px 0;
    border-left: none;
}
.sidebar.collapsed nav a svg {
    margin: 0;
}

/* Center sidebar header when collapsed */
.sidebar.collapsed .sidebar-header {
    padding: 16px 12px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Main area adjusts when sidebar is collapsed */
body.sidebar-collapsed .main {
    margin-left: var(--sidebar-collapsed);
}

/* Tooltip on collapsed nav items (shows page name on hover) */
.sidebar.collapsed nav a {
    position: relative;
}
.sidebar.collapsed nav a:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    left: calc(var(--sidebar-collapsed) + 4px);
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg-surface);
    color: var(--text-primary);
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 13px;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    z-index: 100;
    border: 1px solid var(--border-color);
}


/* ===================================================================
   SIDEBAR LOGO: full vs icon (for collapse)
   =================================================================== */

/* Expanded: horizontal colored logo */
.sidebar-logo-full {
    display: block;
    height: 28px;
    width: auto;
    margin-bottom: 6px;
}

/* Collapsed: vertical colored logo (complete, not cropped), smaller */
.sidebar-logo-icon {
    display: none;
    max-height: 35px;
    width: auto;
}

/* When collapsed: hide full logo, show icon */
.sidebar.collapsed .sidebar-logo-full {
    display: none !important;
}
.sidebar.collapsed .sidebar-logo-icon {
    display: block !important;
}

/* Logo colorida (azul+vermelho): mesma em light e dark, sem filtro */

/* ===================================================================
   COLLAPSED SIDEBAR: user popup, theme toggle, avatar
   =================================================================== */

/* Avatar clickable when collapsed */
.sidebar.collapsed .sidebar-user-avatar {
    cursor: pointer;
    transition: background 0.15s;
}
.sidebar.collapsed .sidebar-user-avatar:hover {
    background: rgba(255, 255, 255, 0.25);
}

/* Center user section when collapsed */
.sidebar.collapsed .sidebar-user {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 0;
}
.sidebar.collapsed .sidebar-user-info {
    justify-content: center;
    margin-bottom: 0;
}

/* Hide preferences section when collapsed (theme shown separately) */
.sidebar.collapsed .sidebar-preferences {
    display: none;
}

/* User popup (only visible in collapsed state) */
.sidebar-user-popup {
    display: none;
}
.sidebar.collapsed .sidebar-user-popup {
    display: none;
    position: absolute;
    left: calc(var(--sidebar-collapsed) + 8px);
    bottom: 60px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
    padding: 14px 16px;
    min-width: 200px;
    z-index: 200;
    color: var(--text-primary);
}
.sidebar.collapsed .sidebar-user-popup.show {
    display: block;
}

.sidebar-user-popup-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}
.sidebar-user-popup-role {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.sidebar-user-popup-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-user-popup-theme {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-surface-hover);
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s;
}
.sidebar-user-popup-theme:hover {
    background: var(--bg-inset);
    color: var(--text-primary);
}

.sidebar-user-popup-langs {
    display: flex;
    gap: 4px;
}
.sidebar-user-popup-langs .lang-flag-btn {
    font-size: 16px;
    padding: 2px 4px;
}

.sidebar-user-popup-logout {
    display: block;
    width: 100%;
    background: var(--red);
    border: none;
    border-radius: 6px;
    padding: 7px 12px;
    color: #fff;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    text-align: center;
    transition: background 0.15s;
}
.sidebar-user-popup-logout:hover {
    background: var(--red-dark);
}

/* Collapsed theme toggle (standalone icon below avatar) */
.sidebar-collapsed-theme {
    display: none;
    cursor: pointer;
    padding: 6px;
    text-align: center;
    color: var(--sidebar-text);
    transition: color 0.15s;
    margin-bottom: 4px;
}
.sidebar-collapsed-theme:hover {
    color: var(--sidebar-text-active);
}
.sidebar.collapsed .sidebar-collapsed-theme {
    display: flex;
    justify-content: center;
    align-items: center;
}
