/* ============================================
   DocuOne — Light Grey Glassmorphism Design System
   Premium light theme with frosted glass panels,
   soft gradient mesh backgrounds & refined shadows
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
    /* Light palette */
    --color-bg: #f0f2f5;
    --color-surface: #ffffff;
    --color-surface-raised: #ffffff;
    --color-surface-overlay: #f8f9fb;

    /* Glass */
    --color-glass: rgba(255, 255, 255, 0.55);
    --color-glass-solid: rgba(255, 255, 255, 0.72);
    --color-glass-border: rgba(255, 255, 255, 0.65);
    --color-glass-border-hover: rgba(99, 102, 241, 0.25);
    --color-glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);

    /* Text */
    --color-text-primary: #1e1e2e;
    --color-text-secondary: #4a4a68;
    --color-text-muted: #8e8ea0;

    /* Primary — Indigo/Violet */
    --color-primary: #6366f1;
    --color-primary-hover: #4f46e5;
    --color-primary-deep: #4338ca;
    --color-primary-light: rgba(99, 102, 241, 0.08);
    --color-primary-ring: rgba(99, 102, 241, 0.2);
    --color-primary-glow: 0 0 20px rgba(99, 102, 241, 0.12);

    /* Semantic */
    --color-success: #059669;
    --color-success-light: rgba(5, 150, 105, 0.08);
    --color-success-glow: 0 0 16px rgba(5, 150, 105, 0.1);
    --color-warning: #d97706;
    --color-warning-light: rgba(217, 119, 6, 0.08);
    --color-warning-glow: 0 0 16px rgba(217, 119, 6, 0.1);
    --color-error: #dc2626;
    --color-error-light: rgba(220, 38, 38, 0.07);
    --color-error-glow: 0 0 16px rgba(220, 38, 38, 0.1);

    /* Borders */
    --color-border: rgba(0, 0, 0, 0.06);
    --color-border-strong: rgba(0, 0, 0, 0.1);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.25rem;
    --radius-full: 9999px;

    /* Sidebar */
    --sidebar-width: 260px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;

    /* Backdrop */
    --blur-amount: 20px;
    --blur-heavy: 40px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: 0.9375rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text-primary);
    background: var(--color-bg);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Soft gradient mesh background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(ellipse 80% 60% at 10% 20%, rgba(99, 102, 241, 0.07) 0%, transparent 60%),
        radial-gradient(ellipse 60% 80% at 90% 15%, rgba(139, 92, 246, 0.06) 0%, transparent 55%),
        radial-gradient(ellipse 70% 50% at 50% 90%, rgba(59, 130, 246, 0.05) 0%, transparent 55%),
        radial-gradient(ellipse 50% 40% at 70% 60%, rgba(236, 72, 153, 0.03) 0%, transparent 50%);
    pointer-events: none;
    animation: meshShift 30s ease-in-out infinite alternate;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(circle at 25% 45%, rgba(99, 102, 241, 0.03) 0%, transparent 40%),
        radial-gradient(circle at 75% 35%, rgba(167, 139, 250, 0.025) 0%, transparent 35%);
    pointer-events: none;
    animation: meshShift 35s ease-in-out infinite alternate-reverse;
}

@keyframes meshShift {
    0% { transform: scale(1) translate(0, 0); }
    33% { transform: scale(1.03) translate(-0.5%, 0.5%); }
    66% { transform: scale(0.98) translate(0.5%, -0.5%); }
    100% { transform: scale(1.01) translate(-0.25%, 0.25%); }
}

/* ---------- Custom Scrollbar ---------- */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.12);
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.22);
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text-primary);
}
h1 { font-size: 1.875rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

p { margin-bottom: 0.75rem; }

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}
a:hover {
    color: var(--color-primary-hover);
}

small, .text-sm { font-size: 0.8125rem; }
.text-xs { font-size: 0.75rem; }
.text-muted { color: var(--color-text-muted); }
.text-secondary { color: var(--color-text-secondary); }
.text-primary { color: var(--color-primary); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-error); }
.fw-500 { font-weight: 500; }
.fw-600 { font-weight: 600; }

/* ---------- Layout: Sidebar + Main ---------- */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* ---------- Sidebar ---------- */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(var(--blur-heavy));
    -webkit-backdrop-filter: blur(var(--blur-heavy));
    border-right: 1px solid rgba(0, 0, 0, 0.06);
    display: flex;
    flex-direction: column;
    z-index: 100;
    overflow-y: auto;
    overflow-x: hidden;
    transition: transform var(--transition-normal);
    box-shadow: 1px 0 20px rgba(0, 0, 0, 0.03);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem 1.25rem 1rem;
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.sidebar-brand-logo {
    height: 32px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(99, 102, 241, 0.2));
    transition: filter var(--transition-normal);
}
.sidebar-brand:hover .sidebar-brand-logo {
    filter: drop-shadow(0 4px 14px rgba(99, 102, 241, 0.35));
}

.sidebar-nav {
    flex: 1;
    padding: 0.75rem 0;
    overflow-y: auto;
}

.sidebar-section {
    padding: 0.5rem 1.25rem 0.25rem;
    margin-top: 0.5rem;
}

.sidebar-section-title {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-muted);
}

.sidebar-divider {
    height: 1px;
    background: var(--color-border);
    margin: 0.5rem 1.25rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5625rem 1.25rem;
    margin: 1px 0.5rem;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    cursor: pointer;
    text-decoration: none;
    position: relative;
}
.nav-item i {
    font-size: 1.125rem;
    width: 1.25rem;
    text-align: center;
    flex-shrink: 0;
}
.nav-item:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}
.nav-item.active {
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-weight: 600;
    box-shadow: inset 3px 0 0 var(--color-primary);
}

/* Sidebar expandable cabinet items */
.nav-group-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
}
.nav-group-header .nav-toggle {
    font-size: 0.75rem;
    transition: transform var(--transition-fast);
}
.nav-group.expanded .nav-toggle {
    transform: rotate(90deg);
}
.nav-group-children {
    display: none;
    padding-left: 1rem;
}
.nav-group.expanded .nav-group-children {
    display: block;
}
.nav-group-children .nav-item {
    font-size: 0.8125rem;
    padding: 0.375rem 1.25rem;
}

/* Sidebar user area */
.sidebar-user {
    border-top: 1px solid var(--color-border);
    padding: 1rem 1.25rem;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

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

.sidebar-user-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: 0.6875rem;
    color: var(--color-text-muted);
}

.sidebar-user-actions {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.sidebar-action-btn {
    color: var(--color-text-muted);
    padding: 0.375rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    text-decoration: none;
}
.sidebar-action-btn:hover {
    color: var(--color-primary);
    background: var(--color-primary-light);
}

.sidebar-logout-btn {
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 0.375rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
}
.sidebar-logout-btn:hover {
    color: var(--color-error);
    background: var(--color-error-light);
}

/* ---------- Main Content ---------- */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.top-bar {
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.content-area {
    padding: 0 2rem 2rem;
    flex: 1;
}

/* Mobile sidebar toggle */
.sidebar-toggle {
    display: none;
    background: var(--color-glass-solid);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-md);
    padding: 0.5rem 0.625rem;
    cursor: pointer;
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    backdrop-filter: blur(var(--blur-amount));
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.25);
    z-index: 99;
}

/* ---------- Glass Card Components ---------- */
.glass-card {
    background: var(--color-glass);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--color-glass-shadow);
    padding: 1.5rem;
    transition: all var(--transition-normal);
}

.glass-card-solid {
    background: var(--color-glass-solid);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--color-glass-shadow);
    padding: 1.5rem;
    transition: all var(--transition-normal);
}

.glass-card-hover:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(99, 102, 241, 0.12);
    border-color: var(--color-glass-border-hover);
}

.glass-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.glass-card-title {
    font-size: 1.0625rem;
    font-weight: 600;
}

.glass-card + .glass-card {
    margin-top: 1.25rem;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5625rem 1.125rem;
    font-family: var(--font-family);
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.4;
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    user-select: none;
}
.btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}
.btn i {
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary-deep) 0%, var(--color-primary) 50%, #818cf8 100%);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 2px 10px rgba(99, 102, 241, 0.25);
}
.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, #3730a3 0%, #4f46e5 50%, #6366f1 100%);
    box-shadow: 0 4px 18px rgba(99, 102, 241, 0.35);
    transform: translateY(-1px);
    color: #fff;
}
.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    color: var(--color-text-primary);
    border-color: var(--color-border-strong);
}
.btn-secondary:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.9);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-danger {
    background: var(--color-error-light);
    color: var(--color-error);
    border-color: rgba(220, 38, 38, 0.12);
}
.btn-danger:hover:not(:disabled) {
    background: var(--color-error);
    color: #fff;
    border-color: var(--color-error);
    box-shadow: var(--color-error-glow);
}

.btn-success {
    background: var(--color-success-light);
    color: var(--color-success);
    border-color: rgba(5, 150, 105, 0.12);
}
.btn-success:hover:not(:disabled) {
    background: var(--color-success);
    color: #fff;
    border-color: var(--color-success);
    box-shadow: var(--color-success-glow);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
    border-color: transparent;
}
.btn-ghost:hover:not(:disabled) {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.btn-sm {
    padding: 0.3125rem 0.75rem;
    font-size: 0.8125rem;
    border-radius: var(--radius-md);
}
.btn-sm i {
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

.btn-icon {
    padding: 0.5rem;
    border-radius: var(--radius-md);
    line-height: 1;
}
.btn-icon.btn-sm {
    padding: 0.3125rem;
}

.btn-group {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

/* ---------- Forms ---------- */
.form-group {
    margin-bottom: 1.125rem;
}

.form-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 0.375rem;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.5625rem 0.875rem;
    font-family: var(--font-family);
    font-size: 0.875rem;
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.65);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    outline: none;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-ring), var(--color-primary-glow);
    background: rgba(255, 255, 255, 0.85);
}
.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
}

.form-textarea {
    resize: vertical;
    min-height: 5rem;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%236366f1' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 0.75rem;
    padding-right: 2.25rem;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    cursor: pointer;
}
.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 1rem;
    height: 1rem;
    accent-color: var(--color-primary);
    cursor: pointer;
}
.form-check label {
    font-size: 0.875rem;
    color: var(--color-text-primary);
    cursor: pointer;
}

.form-help {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}

.form-error {
    font-size: 0.75rem;
    color: var(--color-error);
    margin-top: 0.25rem;
}

.form-inline {
    display: flex;
    gap: 0.5rem;
    align-items: flex-end;
}
.form-inline .form-group {
    flex: 1;
    margin-bottom: 0;
}

.input-group {
    display: flex;
    align-items: stretch;
}
.input-group .form-input {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}
.input-group .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.validation-message,
.field-validation-error {
    font-size: 0.75rem;
    color: var(--color-error);
    margin-top: 0.25rem;
    display: block;
}

.input-validation-error {
    border-color: var(--color-error) !important;
}

.validation-summary-errors ul {
    list-style: none;
    padding: 0;
}
.validation-summary-errors ul li {
    font-size: 0.8125rem;
    color: var(--color-error);
    margin-bottom: 0.25rem;
}

/* ---------- Tables ---------- */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}
.data-table thead th {
    text-align: left;
    padding: 0.75rem 1rem;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}
.data-table tbody td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}
.data-table tbody tr {
    transition: background var(--transition-fast);
}
.data-table tbody tr:hover {
    background: rgba(99, 102, 241, 0.04);
}
.data-table tbody tr:last-child td {
    border-bottom: none;
}

.table-actions {
    display: flex;
    gap: 0.25rem;
    align-items: center;
}

/* ---------- Badges / Pills ---------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.1875rem 0.625rem;
    font-size: 0.6875rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    line-height: 1.4;
    white-space: nowrap;
}

.badge-primary {
    background: var(--color-primary-light);
    color: var(--color-primary);
}
.badge-success {
    background: var(--color-success-light);
    color: var(--color-success);
}
.badge-warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
}
.badge-danger {
    background: var(--color-error-light);
    color: var(--color-error);
}
.badge-muted {
    background: rgba(0, 0, 0, 0.04);
    color: var(--color-text-muted);
}

.tag-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.1875rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    line-height: 1.4;
    white-space: nowrap;
}
.tag-pill .tag-remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, 0.08);
    color: inherit;
    cursor: pointer;
    font-size: 0.625rem;
    line-height: 1;
    padding: 0;
    transition: background var(--transition-fast);
}
.tag-pill .tag-remove:hover {
    background: rgba(0, 0, 0, 0.18);
}

/* ---------- Avatar ---------- */
.avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 600;
    color: #fff;
    flex-shrink: 0;
    text-transform: uppercase;
    line-height: 1;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.avatar-sm {
    width: 28px;
    height: 28px;
    font-size: 0.6875rem;
}
.avatar-md {
    width: 36px;
    height: 36px;
    font-size: 0.8125rem;
}
.avatar-lg {
    width: 48px;
    height: 48px;
    font-size: 1.125rem;
}
.avatar-xl {
    width: 64px;
    height: 64px;
    font-size: 1.5rem;
}

/* ---------- Dropzone ---------- */
.dropzone {
    border: 2px dashed var(--color-border-strong);
    border-radius: var(--radius-xl);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    background: rgba(255, 255, 255, 0.35);
    position: relative;
}
.dropzone:hover {
    border-color: var(--color-primary);
    background: rgba(99, 102, 241, 0.04);
}
.dropzone-active,
.dropzone.drag-over {
    border-color: var(--color-primary);
    background: rgba(99, 102, 241, 0.06);
    box-shadow: 0 0 0 4px var(--color-primary-ring), var(--color-primary-glow);
}
.dropzone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}
.dropzone-icon {
    font-size: 2.5rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}
.dropzone:hover .dropzone-icon,
.dropzone.drag-over .dropzone-icon {
    color: var(--color-primary);
}
.dropzone-text {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}
.dropzone-hint {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}
.dropzone input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

/* ---------- Upload Progress ---------- */
.upload-progress {
    margin-top: 1rem;
}
.upload-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
}
.upload-item-name {
    flex: 1;
    font-size: 0.8125rem;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.upload-item-progress {
    width: 120px;
    height: 6px;
    background: rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-full);
    overflow: hidden;
}
.upload-item-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary-deep), var(--color-primary), #818cf8);
    border-radius: var(--radius-full);
    transition: width var(--transition-normal);
    box-shadow: 0 0 6px rgba(99, 102, 241, 0.3);
}
.upload-item-status {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    min-width: 3rem;
    text-align: right;
}
.upload-item-status.success { color: var(--color-success); }
.upload-item-status.error { color: var(--color-error); }

/* ---------- Stats Cards ---------- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
}

.stat-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}
.stat-card-icon.indigo { background: var(--color-primary-light); color: var(--color-primary); }
.stat-card-icon.green { background: var(--color-success-light); color: var(--color-success); }
.stat-card-icon.amber { background: var(--color-warning-light); color: var(--color-warning); }
.stat-card-icon.red { background: var(--color-error-light); color: var(--color-error); }
.stat-card-icon.blue { background: rgba(59, 130, 246, 0.08); color: #3b82f6; }

.stat-card-value {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-primary);
}

.stat-card-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* ---------- Breadcrumbs ---------- */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    flex-wrap: wrap;
}
.breadcrumb-item {
    color: var(--color-text-muted);
}
.breadcrumb-item a {
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}
.breadcrumb-item a:hover {
    color: var(--color-primary);
}
.breadcrumb-separator {
    color: var(--color-text-muted);
    font-size: 0.75rem;
    user-select: none;
}
.breadcrumb-item.active {
    color: var(--color-text-primary);
    font-weight: 500;
}

/* ---------- Pagination ---------- */
.pagination {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    justify-content: center;
    margin-top: 1.5rem;
}
.pagination-item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.125rem;
    height: 2.125rem;
    padding: 0 0.5rem;
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.6);
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
    backdrop-filter: blur(8px);
}
.pagination-item:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: var(--color-primary-light);
}
.pagination-item.active {
    background: linear-gradient(135deg, var(--color-primary-deep), var(--color-primary));
    color: #fff;
    border-color: var(--color-primary);
    box-shadow: 0 2px 10px rgba(99, 102, 241, 0.25);
}
.pagination-item.disabled {
    opacity: 0.3;
    pointer-events: none;
}

/* ---------- Modal / Dialog ---------- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(6px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}
.modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--color-surface-raised);
    backdrop-filter: blur(var(--blur-heavy));
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(99, 102, 241, 0.04);
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(20px) scale(0.97);
    transition: transform var(--transition-normal);
}
.modal-overlay.open .modal-content {
    transform: translateY(0) scale(1);
}

/* Also support .modal-container class used in some pages */
.modal-container {
    background: var(--color-surface-raised);
    backdrop-filter: blur(var(--blur-heavy));
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(99, 102, 241, 0.04);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(20px) scale(0.97);
    transition: transform var(--transition-normal);
}
.modal-overlay.open .modal-container {
    transform: translateY(0) scale(1);
}

dialog.glass-dialog {
    background: var(--color-surface-raised);
    backdrop-filter: blur(var(--blur-heavy));
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.12);
    padding: 0;
    max-width: 480px;
    width: calc(100% - 2rem);
    color: var(--color-text-primary);
}
dialog.glass-dialog::backdrop {
    background: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(6px);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
}
.modal-header h3 {
    font-size: 1.0625rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--color-border);
}

.modal-close {
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 0.25rem;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}
.modal-close:hover {
    color: var(--color-text-primary);
    background: rgba(0, 0, 0, 0.04);
}

/* ---------- Toast Notifications ---------- */
.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
}

.toast {
    background: var(--color-surface-raised);
    backdrop-filter: blur(var(--blur-heavy));
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-lg);
    padding: 0.875rem 1.25rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    min-width: 280px;
    max-width: 420px;
    pointer-events: auto;
    animation: toastSlideIn 0.3s ease forwards;
    color: var(--color-text-primary);
}
.toast.toast-exit {
    animation: toastSlideOut 0.3s ease forwards;
}
.toast-success {
    border-left: 3px solid var(--color-success);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1), var(--color-success-glow);
}
.toast-success .toast-icon { color: var(--color-success); }
.toast-error {
    border-left: 3px solid var(--color-error);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1), var(--color-error-glow);
}
.toast-error .toast-icon { color: var(--color-error); }
.toast-warning {
    border-left: 3px solid var(--color-warning);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1), var(--color-warning-glow);
}
.toast-warning .toast-icon { color: var(--color-warning); }
.toast-info {
    border-left: 3px solid var(--color-primary);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1), var(--color-primary-glow);
}
.toast-info .toast-icon { color: var(--color-primary); }

.toast-icon { font-size: 1.125rem; }
.toast-message { flex: 1; }
.toast-close {
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 0.125rem;
    font-size: 1rem;
    display: flex;
    align-items: center;
}

@keyframes toastSlideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}
@keyframes toastSlideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* ---------- Timeline ---------- */
.timeline {
    position: relative;
    padding-left: 1.5rem;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 0.4375rem;
    top: 0.5rem;
    bottom: 0.5rem;
    width: 2px;
    background: var(--color-border);
    border-radius: 1px;
}
.timeline-item {
    position: relative;
    padding-bottom: 1.25rem;
    padding-left: 0.75rem;
}
.timeline-item:last-child {
    padding-bottom: 0;
}
.timeline-item::before {
    content: '';
    position: absolute;
    left: -1.125rem;
    top: 0.5rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-primary);
    border: 2px solid var(--color-bg);
    box-shadow: 0 0 6px rgba(99, 102, 241, 0.25);
}
.timeline-time {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-bottom: 0.125rem;
}
.timeline-content {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
}
.timeline-content strong {
    color: var(--color-text-primary);
    font-weight: 600;
}

/* ---------- Document Type Icons ---------- */
.file-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    font-size: 1rem;
    flex-shrink: 0;
}
.file-icon-pdf { background: rgba(220, 38, 38, 0.08); color: #dc2626; }
.file-icon-doc { background: rgba(59, 130, 246, 0.08); color: #3b82f6; }
.file-icon-xls { background: rgba(5, 150, 105, 0.08); color: #059669; }
.file-icon-img { background: rgba(147, 51, 234, 0.08); color: #9333ea; }
.file-icon-txt { background: rgba(0, 0, 0, 0.04); color: var(--color-text-secondary); }
.file-icon-default { background: rgba(0, 0, 0, 0.03); color: var(--color-text-muted); }

/* ---------- Auth Layout ---------- */
.auth-layout {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: var(--color-bg);
    position: relative;
}
.auth-layout::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    background:
        radial-gradient(ellipse 70% 60% at 25% 35%, rgba(99, 102, 241, 0.09) 0%, transparent 55%),
        radial-gradient(ellipse 60% 70% at 80% 20%, rgba(139, 92, 246, 0.07) 0%, transparent 50%),
        radial-gradient(ellipse 80% 50% at 50% 85%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
    pointer-events: none;
    animation: meshShift 30s ease-in-out infinite alternate;
}

.auth-card {
    position: relative;
    z-index: 1;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(var(--blur-heavy));
    -webkit-backdrop-filter: blur(var(--blur-heavy));
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: var(--radius-2xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(99, 102, 241, 0.04);
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
}

.auth-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
}
.auth-brand-logo {
    height: 44px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 16px rgba(99, 102, 241, 0.25));
}

.auth-title {
    text-align: center;
    margin-bottom: 0.375rem;
    font-size: 1.25rem;
    color: var(--color-text-primary);
}
.auth-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin-bottom: 1.75rem;
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* ---------- Search ---------- */
.search-input-lg {
    width: 100%;
    padding: 0.875rem 1.25rem 0.875rem 3rem;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.65);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-xl);
    outline: none;
    transition: all var(--transition-fast);
    font-family: var(--font-family);
    color: var(--color-text-primary);
}
.search-input-lg::placeholder {
    color: var(--color-text-muted);
}
.search-input-lg:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-ring), var(--color-primary-glow);
    background: rgba(255, 255, 255, 0.85);
}
.search-wrapper {
    position: relative;
}
.search-wrapper .search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    font-size: 1.125rem;
    pointer-events: none;
}
.search-wrapper .search-shortcut {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.6875rem;
    color: var(--color-text-muted);
    background: rgba(0, 0, 0, 0.04);
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-sm);
    font-family: monospace;
    border: 1px solid var(--color-border);
}

/* ---------- Document Preview ---------- */
.preview-container {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}
.preview-container img {
    max-width: 100%;
    height: auto;
    display: block;
}
.preview-container embed,
.preview-container iframe {
    width: 100%;
    height: 600px;
    border: none;
}
.preview-container pre {
    padding: 1.25rem;
    font-size: 0.8125rem;
    line-height: 1.6;
    overflow-x: auto;
    max-height: 600px;
    overflow-y: auto;
    margin: 0;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    color: var(--color-text-primary);
    background: var(--color-surface-overlay);
}
.preview-html-content {
    padding: 1.25rem;
    max-height: 600px;
    overflow-y: auto;
}
.preview-html-content table {
    width: 100%;
    border-collapse: collapse;
}
.preview-html-content table th,
.preview-html-content table td {
    border: 1px solid var(--color-border);
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
}
.preview-html-content table th {
    background: var(--color-surface-overlay);
    font-weight: 600;
}
.preview-unavailable {
    padding: 3rem;
    text-align: center;
    color: var(--color-text-muted);
}
.preview-unavailable i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

/* ---------- Copy Link Input ---------- */
.copy-link-group {
    display: flex;
    align-items: stretch;
    gap: 0;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-strong);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.5);
}
.copy-link-input {
    flex: 1;
    border: none;
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
    font-family: monospace;
    background: transparent;
    color: var(--color-text-primary);
    outline: none;
    min-width: 0;
}
.copy-link-btn {
    padding: 0.5rem 0.75rem;
    border: none;
    border-left: 1px solid var(--color-border);
    background: rgba(0, 0, 0, 0.02);
    color: var(--color-text-secondary);
    cursor: pointer;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    transition: all var(--transition-fast);
    white-space: nowrap;
    font-family: var(--font-family);
    font-weight: 500;
}
.copy-link-btn:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

/* ---------- Empty State ---------- */
.empty-state {
    text-align: center;
    padding: 3rem 2rem;
}
.empty-state-icon {
    font-size: 3rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    opacity: 0.5;
}
.empty-state-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: 0.375rem;
}
.empty-state-text {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 1.25rem;
}

/* ---------- Grid Layouts ---------- */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

/* ---------- Content Header ---------- */
.content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}
.content-header h1 {
    font-size: 1.5rem;
}

/* ---------- Page Section ---------- */
.page-section {
    margin-bottom: 1.5rem;
}
.page-section-title {
    font-size: 1.0625rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ---------- Document Card Grid ---------- */
.doc-card {
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}
.doc-card:hover {
    color: inherit;
}
.doc-card .glass-card {
    height: 100%;
}
.doc-card-icon {
    margin-bottom: 0.75rem;
}
.doc-card-name {
    font-weight: 600;
    font-size: 0.9375rem;
    margin-bottom: 0.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.doc-card-meta {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ---------- Cabinet Card ---------- */
.cabinet-card {
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}
.cabinet-card:hover {
    color: inherit;
}
.cabinet-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}
.cabinet-card-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    background: var(--color-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 1.25rem;
    box-shadow: 0 2px 10px rgba(99, 102, 241, 0.12);
}
.cabinet-card-name {
    font-weight: 600;
    font-size: 1.0625rem;
    margin-bottom: 0.375rem;
}
.cabinet-card-desc {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.cabinet-card-stats {
    display: flex;
    gap: 1.25rem;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}
.cabinet-card-stat {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

/* ---------- Inline Edit ---------- */
.inline-edit-form {
    display: inline-flex;
    gap: 0.5rem;
    align-items: center;
}

/* ---------- Access Badge ---------- */
.access-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

/* ---------- Sharing Section ---------- */
.share-user-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0;
    border-bottom: 1px solid var(--color-border);
}
.share-user-item:last-child {
    border-bottom: none;
}
.share-user-info {
    flex: 1;
}
.share-user-name {
    font-weight: 500;
    font-size: 0.875rem;
}
.share-user-date {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.share-link-item {
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: 0.5rem;
    background: rgba(255, 255, 255, 0.35);
}
.share-link-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}
.share-link-meta {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

/* ---------- Version History ---------- */
.version-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
}
.version-item:last-child {
    border-bottom: none;
}
.version-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-md);
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.8125rem;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.1);
}
.version-info {
    flex: 1;
    min-width: 0;
}
.version-comment {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
}

/* ---------- Filters Row ---------- */
.filters-row {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    align-items: flex-end;
    margin-bottom: 1.25rem;
}
.filters-row .form-group {
    margin-bottom: 0;
    min-width: 160px;
}

/* ---------- Alert ---------- */
.alert {
    padding: 0.875rem 1.25rem;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.625rem;
}
.alert-error {
    background: var(--color-error-light);
    color: var(--color-error);
    border: 1px solid rgba(220, 38, 38, 0.12);
}
.alert-success {
    background: var(--color-success-light);
    color: var(--color-success);
    border: 1px solid rgba(5, 150, 105, 0.12);
}
.alert-warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
    border: 1px solid rgba(217, 119, 6, 0.12);
}
.alert-info {
    background: var(--color-primary-light);
    color: var(--color-primary);
    border: 1px solid rgba(99, 102, 241, 0.12);
}

/* ---------- Misc Helpers ---------- */
.d-flex { display: flex; }
.d-grid { display: grid; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: 0.5rem; }
.gap-md { gap: 1rem; }
.gap-lg { gap: 1.5rem; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.mt-sm { margin-top: 0.5rem; }
.mt-md { margin-top: 1rem; }
.mt-lg { margin-top: 1.5rem; }
.mb-sm { margin-bottom: 0.5rem; }
.mb-md { margin-bottom: 1rem; }
.mb-lg { margin-bottom: 1.5rem; }
.ml-auto { margin-left: auto; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}
.w-100 { width: 100%; }

/* ---------- View Toggle ---------- */
.view-toggle {
    display: inline-flex;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    overflow: hidden;
}
.view-toggle-btn {
    padding: 0.375rem 0.625rem;
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    transition: all var(--transition-fast);
}
.view-toggle-btn + .view-toggle-btn {
    border-left: 1px solid var(--color-border);
}
.view-toggle-btn.active,
.view-toggle-btn:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 240px;
    }
    .content-area {
        padding: 0 1.5rem 1.5rem;
    }
    .top-bar {
        padding: 1rem 1.5rem;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        z-index: 200;
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.1);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .sidebar-overlay.open {
        display: block;
    }
    .main-content {
        margin-left: 0;
    }
    .sidebar-toggle {
        display: flex;
        align-items: center;
    }
    .top-bar {
        padding: 0.75rem 1rem;
    }
    .content-area {
        padding: 0 1rem 1rem;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }
    .content-header {
        flex-direction: column;
        align-items: flex-start;
    }
    .filters-row {
        flex-direction: column;
    }
    .filters-row .form-group {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .auth-card {
        padding: 1.75rem;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* ---------- Print ---------- */
@media print {
    .sidebar, .top-bar, .sidebar-toggle, .sidebar-overlay {
        display: none !important;
    }
    .main-content {
        margin-left: 0 !important;
    }
    body, body::before, body::after {
        background: #fff !important;
        color: #000 !important;
        animation: none !important;
    }
    .glass-card, .glass-card-solid {
        box-shadow: none;
        border: 1px solid #ddd;
        backdrop-filter: none;
        background: #fff;
    }
}