/* ============================================
   DIAMONTIS LINK - Design System
   Theme: Dark Purple with Glassmorphism
   ============================================ */

/* Polices et Font Awesome auto-hebergees (aucun CDN). AssetMapper reecrit ces @import
   vers les chemins digestes en prod. */
@import "fonts-0N_Mfq0.css";
@import "fontawesome.min-GGAUJs7.css";
@import "fontawesome-fonts-C4pabt3.css";

/* --- CSS Custom Properties --- */
:root {
    /* Primary Colors */
    --color-primary: #4a1a8a;
    --color-primary-light: #6b3fa0;
    --color-primary-hover: #5a2599;
    --color-primary-dark: #3a1070;

    /* Accent Gradient */
    --color-accent-start: #8b5cf6;
    --color-accent-end: #6366f1;

    /* Background */
    --color-bg-dark: #0f0a1a;
    --color-bg-secondary: #1a1330;
    --color-bg-tertiary: #201840;

    /* Text */
    --color-text: #f0ecf8;
    --color-text-secondary: #b0adc0;
    --color-text-muted: #7a7590;

    /* Glass */
    --glass-bg: rgba(30, 20, 50, 0.6);
    --glass-bg-light: rgba(30, 20, 50, 0.4);
    --glass-border: rgba(139, 92, 246, 0.15);
    --glass-border-hover: rgba(139, 92, 246, 0.3);
    --glass-blur: 16px;

    /* Borders */
    --border-color: #2a2045;
    --border-color-light: rgba(139, 92, 246, 0.1);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.4);
    --shadow-purple: 0 4px 24px rgba(74, 26, 138, 0.3);
    --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.2);

    /* Typography */
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Space Grotesk', 'Inter', system-ui, sans-serif;

    /* Spacing */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-pill: 50px;

    /* Transitions */
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.15s ease;

    /* Status Colors */
    --color-success: #22c55e;
    --color-success-bg: rgba(34, 197, 94, 0.1);
    --color-warning: #f59e0b;
    --color-warning-bg: rgba(245, 158, 11, 0.1);
    --color-danger: #ef4444;
    --color-danger-bg: rgba(239, 68, 68, 0.1);
    --color-info: #3b82f6;
    --color-info-bg: rgba(59, 130, 246, 0.1);

    /* Layout */
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 72px;
    --navbar-height: 64px;
    --container-max: 1200px;
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg-dark);
    min-height: 100vh;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.625rem; }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; font-weight: 600; }
h5 { font-size: 1rem; font-weight: 600; }
h6 { font-size: 0.875rem; font-weight: 600; }

p {
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
}

a {
    color: var(--color-accent-start);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

small {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-accent-start), var(--color-accent-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.overline {
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent-start);
    margin-bottom: 0.75rem;
}

/* --- Glass Card --- */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition);
}

.glass-card:hover {
    border-color: var(--glass-border-hover);
    box-shadow: var(--shadow-lg);
}

.glass-card-static {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

/* --- Layout: App Shell --- */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* --- Sidebar --- */
.sidebar {
    width: var(--sidebar-width);
    background: rgba(15, 10, 26, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    transition: width var(--transition);
    overflow: hidden;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar-header {
    padding: 0 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    height: var(--navbar-height);
    flex-shrink: 0;
}

.sidebar-logo {
    height: 36px;
    width: auto;
    flex-shrink: 0;
}

.sidebar-logo-icon {
    display: none;
}

.sidebar.collapsed .sidebar-logo-full,
.sidebar.collapsed .sidebar-brand {
    display: none;
}

.sidebar.collapsed .sidebar-logo-icon {
    display: block;
    height: 32px;
    margin: 0 auto;
}

.sidebar-brand {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
}

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

.sidebar-section {
    padding: 0 0.75rem;
    margin-bottom: 0.5rem;
}

.sidebar-section-title {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    padding: 0.5rem 0.75rem;
    margin-bottom: 0.25rem;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.sidebar-link i {
    width: 20px;
    text-align: center;
    font-size: 1rem;
    flex-shrink: 0;
}

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

.sidebar-link.active {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(99, 102, 241, 0.1));
    color: var(--color-accent-start);
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.sidebar-badge {
    margin-left: auto;
    background: rgba(139, 92, 246, 0.2);
    color: var(--color-accent-start);
    font-size: 0.6875rem;
    font-weight: 700;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-pill);
}

.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

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

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

/* --- Top Navbar --- */
.top-navbar {
    height: var(--navbar-height);
    background: rgba(15, 10, 26, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 50;
}

.navbar-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.navbar-title {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
}

.navbar-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

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

.navbar-breadcrumb a:hover {
    color: var(--color-accent-start);
}

.navbar-breadcrumb .separator {
    color: var(--color-text-muted);
    opacity: 0.5;
}

/* --- Page Content --- */
.page-content {
    flex: 1;
    padding: 2rem;
}

.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    margin-bottom: 0.5rem;
}

.page-header p {
    font-size: 0.9375rem;
}

.page-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.page-header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 1rem;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.5rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.4;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    text-decoration: none;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    box-shadow: var(--shadow-purple);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-hover), var(--color-primary));
    transform: translateY(-1px);
    box-shadow: 0 6px 30px rgba(74, 26, 138, 0.4);
    color: #fff;
}

.btn-accent {
    background: linear-gradient(135deg, var(--color-accent-start), var(--color-accent-end));
    color: #fff;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.btn-accent:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 30px rgba(139, 92, 246, 0.4);
    color: #fff;
}

.btn-outline {
    background: transparent;
    border-color: var(--glass-border-hover);
    color: var(--color-text);
}

.btn-outline:hover {
    background: rgba(139, 92, 246, 0.1);
    border-color: var(--color-accent-start);
    color: var(--color-accent-start);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
    padding: 0.5rem 0.75rem;
}

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

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

.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-1px);
    color: #fff;
}

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

.btn-success:hover {
    background: #16a34a;
    transform: translateY(-1px);
    color: #fff;
}

.btn-sm {
    padding: 0.375rem 1rem;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 0.875rem 2.25rem;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-sm);
}

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

.btn[disabled],
.btn.is-loading {
    opacity: 0.5;
    pointer-events: none;
}

.btn .spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

/* --- Forms --- */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.375rem;
}

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

.form-control {
    width: 100%;
    padding: 0.625rem 1rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-text);
    background: var(--color-bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    outline: none;
}

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

.form-control:focus {
    border-color: var(--color-accent-start);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.12);
}

.form-control.is-invalid {
    border-color: var(--color-danger);
}

.form-control.is-invalid:focus {
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.12);
}

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

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%237a7590' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-accent-start);
    cursor: pointer;
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 26px;
    flex-shrink: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--border-color);
    border-radius: 26px;
    transition: var(--transition);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background: var(--color-text);
    border-radius: 50%;
    transition: var(--transition);
}

.toggle-switch input:checked + .toggle-slider {
    background: linear-gradient(135deg, var(--color-accent-start), var(--color-accent-end));
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(22px);
}

/* --- Data Table --- */
.data-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
}

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

.data-table thead {
    background: rgba(139, 92, 246, 0.08);
}

.data-table th {
    padding: 0.875rem 1.25rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.data-table td {
    padding: 0.875rem 1.25rem;
    font-size: 0.875rem;
    border-bottom: 1px solid var(--border-color-light);
    vertical-align: middle;
}

.data-table tbody tr {
    transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
    background: rgba(139, 92, 246, 0.05);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* --- Stats Cards --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.stat-card {
    padding: 1.5rem 1.75rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -30px;
    right: -30px;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    opacity: 0.06;
    pointer-events: none;
}

.stat-card:has(.stat-icon.purple)::before {
    background: var(--color-accent-start);
}

.stat-card:has(.stat-icon.blue)::before {
    background: var(--color-info);
}

.stat-card:has(.stat-icon.green)::before {
    background: var(--color-success);
}

.stat-card:has(.stat-icon.orange)::before {
    background: var(--color-warning);
}

.stat-card .stat-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
    transition: transform var(--transition);
}

.stat-card:hover .stat-icon {
    transform: scale(1.1);
}

.stat-card .stat-icon.purple {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(99, 102, 241, 0.1));
    color: var(--color-accent-start);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.1);
}

.stat-card .stat-icon.blue {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(59, 130, 246, 0.08));
    color: var(--color-info);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.1);
}

.stat-card .stat-icon.green {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(34, 197, 94, 0.08));
    color: var(--color-success);
    box-shadow: 0 0 20px rgba(34, 197, 94, 0.1);
}

.stat-card .stat-icon.orange {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(245, 158, 11, 0.08));
    color: var(--color-warning);
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.1);
}

.stat-card .stat-info {
    flex: 1;
    min-width: 0;
}

.stat-card .stat-value {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.25rem;
}

.stat-card .stat-label {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.stat-card .stat-trend {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.stat-card .stat-trend.up {
    color: var(--color-success);
}

.stat-card .stat-trend.down {
    color: var(--color-danger);
}

/* --- Badges --- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.1875rem 0.625rem;
    font-size: 0.6875rem;
    font-weight: 700;
    border-radius: var(--radius-pill);
    white-space: nowrap;
}

.badge-primary {
    background: rgba(139, 92, 246, 0.15);
    color: var(--color-accent-start);
}

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

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

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

.badge-info {
    background: var(--color-info-bg);
    color: var(--color-info);
}

.badge-neutral {
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-text-muted);
}

/* --- Modal --- */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.modal-backdrop.is-open {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--color-bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 540px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.95) translateY(10px);
    transition: transform var(--transition);
}

.modal-backdrop.is-open .modal {
    transform: scale(1) translateY(0);
}

.modal-lg {
    max-width: 720px;
}

.modal-xl {
    max-width: 960px;
}

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

.modal-header h3 {
    font-size: 1.125rem;
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--color-text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    font-size: 1.125rem;
}

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

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

/* --- Dropdown --- */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.5rem;
    min-width: 200px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 200;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
    padding: 0.375rem;
}

.dropdown-menu.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

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

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

.dropdown-item.danger:hover {
    background: var(--color-danger-bg);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: 0.375rem 0;
}

/* --- Flash Messages / Toasts --- */
.flash-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-width: 420px;
}

.flash-message {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    border: 1px solid;
    font-size: 0.875rem;
    animation: flash-slide-in 0.3s ease forwards;
    position: relative;
}

.flash-message.is-hiding {
    animation: flash-slide-out 0.3s ease forwards;
}

.flash-message .flash-close {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: none;
    border: none;
    color: inherit;
    opacity: 0.6;
    cursor: pointer;
    padding: 0.25rem;
    font-size: 0.875rem;
}

.flash-message .flash-close:hover {
    opacity: 1;
}

.flash-success {
    background: var(--color-success-bg);
    border-color: rgba(34, 197, 94, 0.3);
    color: var(--color-success);
}

.flash-danger,
.flash-error {
    background: var(--color-danger-bg);
    border-color: rgba(239, 68, 68, 0.3);
    color: var(--color-danger);
}

.flash-warning {
    background: var(--color-warning-bg);
    border-color: rgba(245, 158, 11, 0.3);
    color: var(--color-warning);
}

.flash-info {
    background: var(--color-info-bg);
    border-color: rgba(59, 130, 246, 0.3);
    color: var(--color-info);
}

/* --- Pagination --- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.375rem;
    margin-top: 1.5rem;
}

.pagination-item {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 0.5rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
    text-decoration: none;
}

.pagination-item:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--glass-border-hover);
    color: var(--color-text);
}

.pagination-item.active {
    background: linear-gradient(135deg, var(--color-accent-start), var(--color-accent-end));
    border-color: transparent;
    color: #fff;
    font-weight: 700;
}

.pagination-item.disabled {
    opacity: 0.3;
    pointer-events: none;
}

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-state-icon {
    font-size: 3rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    margin-bottom: 0.5rem;
}

.empty-state p {
    max-width: 400px;
    margin: 0 auto 1.5rem;
}

/* --- Tooltip --- */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) scale(0.9);
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: #fff;
    background: var(--color-bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 100;
    pointer-events: none;
}

.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) scale(1);
}

/* --- Tabs --- */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.tab {
    padding: 0.75rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    border: none;
    background: none;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all var(--transition-fast);
}

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

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

/* --- Search & Filter Bar --- */
.filter-bar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.search-input-wrapper {
    display: flex;
    align-items: center;
    flex: 1;
    min-width: 250px;
    background: var(--color-bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.search-input-wrapper:focus-within {
    border-color: var(--color-accent-start);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.12);
}

.search-input-wrapper i,
.search-input-wrapper svg {
    margin-left: 1rem;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    flex-shrink: 0;
    width: 14px;
}

.search-input-wrapper .form-control {
    border: none;
    background: transparent;
    box-shadow: none;
    padding-left: 0.75rem;
}

.search-input-wrapper .form-control:focus {
    border: none;
    box-shadow: none;
}

/* --- Link Card --- */
.link-card {
    padding: 1.25rem 1.5rem;
    margin-bottom: 0.75rem;
}

.link-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.link-short-url {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-accent-start);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.link-short-url .copy-btn {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: color var(--transition-fast);
    background: none;
    border: none;
    padding: 0.125rem;
}

.link-short-url .copy-btn:hover {
    color: var(--color-accent-start);
}

.link-original-url {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    max-width: 500px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.link-meta {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.link-meta-item {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

/* --- Avatar --- */
.avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent-start), var(--color-accent-end));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8125rem;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.avatar-sm {
    width: 28px;
    height: 28px;
    font-size: 0.6875rem;
}

.avatar-lg {
    width: 48px;
    height: 48px;
    font-size: 1rem;
}

/* --- Skeleton Loading --- */
.skeleton {
    background: linear-gradient(90deg,
        var(--color-bg-tertiary) 25%,
        rgba(139, 92, 246, 0.08) 50%,
        var(--color-bg-tertiary) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
}

.skeleton-text {
    height: 1em;
    margin-bottom: 0.5em;
}

.skeleton-text:last-child {
    width: 60%;
}

/* --- Landing Page (Public) --- */
.landing-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.landing-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 2rem;
    position: relative;
    overflow: hidden;
    background: linear-gradient(160deg, #060411, #0f0a1a 30%, #150d2e 60%, #1a0f35);
}

.hero-canvas {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    filter: blur(3px);
    opacity: 0.4;
}

.landing-hero::before {
    content: '';
    position: absolute;
    top: -40%;
    left: -30%;
    width: 160%;
    height: 160%;
    background:
        radial-gradient(ellipse 600px 400px at 20% 30%, rgba(139, 92, 246, 0.08) 0%, transparent 70%),
        radial-gradient(ellipse 500px 500px at 80% 70%, rgba(99, 102, 241, 0.06) 0%, transparent 70%),
        radial-gradient(ellipse 300px 300px at 50% 50%, rgba(168, 85, 247, 0.04) 0%, transparent 70%);
    animation: orb-drift 25s ease-in-out infinite alternate;
    z-index: 0;
}

.landing-hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, var(--color-bg-dark), transparent);
    z-index: 1;
}

.landing-content {
    position: relative;
    z-index: 2;
    max-width: 750px;
}

.landing-content h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    margin-bottom: 1.25rem;
    animation: hero-fade-up 0.8s ease both;
}

.landing-content p {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    animation: hero-fade-up 0.8s 0.2s ease both;
}

.landing-content .btn {
    animation: hero-fade-up 0.8s 0.4s ease both;
}

.landing-logo {
    height: 220px;
    margin-bottom: 3rem;
    animation: hero-logo-in 1s ease both;
    filter: drop-shadow(0 0 60px rgba(139, 92, 246, 0.6)) drop-shadow(0 0 120px rgba(139, 92, 246, 0.3));
}

@keyframes hero-logo-in {
    0% {
        opacity: 0;
        transform: scale(0.8) translateY(20px);
        filter: drop-shadow(0 0 0 transparent);
    }
    60% {
        opacity: 1;
        transform: scale(1.02) translateY(-4px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
        filter: drop-shadow(0 0 60px rgba(139, 92, 246, 0.6)) drop-shadow(0 0 120px rgba(139, 92, 246, 0.3));
    }
}

@keyframes hero-fade-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    animation: hero-fade-up 0.8s 0.8s ease both;
}

.hero-scroll-indicator .scroll-arrow {
    width: 24px;
    height: 38px;
    border: 2px solid rgba(139, 92, 246, 0.3);
    border-radius: 12px;
    position: relative;
}

.hero-scroll-indicator .scroll-arrow::before {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-accent-start);
    border-radius: 2px;
    animation: scroll-dot 2s ease-in-out infinite;
}

@keyframes scroll-dot {
    0%, 100% { opacity: 1; top: 6px; }
    50% { opacity: 0.3; top: 20px; }
}

/* --- Scroll Reveal Animations --- */
[data-reveal] {
    opacity: 0;
    transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-reveal="up"] {
    transform: translateY(40px);
}

[data-reveal="down"] {
    transform: translateY(-40px);
}

[data-reveal="left"] {
    transform: translateX(-40px);
}

[data-reveal="right"] {
    transform: translateX(40px);
}

[data-reveal="zoom"] {
    transform: scale(0.9);
}

[data-reveal="fade"] {
    transform: none;
}

[data-reveal].is-revealed {
    opacity: 1;
    transform: translateY(0) translateX(0) scale(1);
}

/* Landing Sections */
.landing-section {
    padding: 5rem 2rem;
}

.landing-section-alt {
    background: var(--color-bg-secondary);
}

.landing-container {
    max-width: 1100px;
    margin: 0 auto;
}

/* Features Grid */
.landing-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.landing-feature-card {
    padding: 2rem 1.5rem;
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition);
}

.landing-feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.landing-feature-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 1.25rem;
}

.landing-feature-icon.purple {
    background: rgba(139, 92, 246, 0.15);
    color: var(--color-accent-start);
}

.landing-feature-icon.blue {
    background: var(--color-info-bg);
    color: var(--color-info);
}

.landing-feature-icon.green {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.landing-feature-icon.orange {
    background: var(--color-warning-bg);
    color: var(--color-warning);
}

.landing-feature-card h4 {
    margin-bottom: 0.5rem;
}

/* Steps */
.landing-steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 1.5rem;
}

.landing-step {
    text-align: center;
    flex: 1;
    max-width: 260px;
}

.landing-step-number {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent-start), var(--color-accent-end));
    color: #fff;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.landing-step h4 {
    margin-bottom: 0.5rem;
}

.landing-step-arrow {
    display: flex;
    align-items: center;
    padding-top: 1rem;
    color: var(--color-text-muted);
    font-size: 1.25rem;
    opacity: 0.4;
}

/* Footer */
.landing-footer {
    padding: 3rem 2rem 0;
    border-top: 1px solid var(--border-color);
    background: var(--color-bg-dark);
}

.landing-footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2.5rem;
    padding-bottom: 2.5rem;
}

.landing-footer-brand p {
    margin-bottom: 0;
}

.landing-footer-links h5 {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.landing-footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.landing-footer-links a {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color var(--transition-fast);
}

.landing-footer-links a:hover {
    color: var(--color-accent-start);
}

.landing-footer-links a i {
    width: 16px;
    text-align: center;
    font-size: 0.75rem;
}

.landing-footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 0;
    border-top: 1px solid var(--border-color);
}

@media (max-width: 768px) {
    .landing-features-grid {
        grid-template-columns: 1fr;
    }

    .landing-steps {
        flex-direction: column;
        align-items: center;
    }

    .landing-step-arrow {
        transform: rotate(90deg);
        padding-top: 0;
    }

    .landing-footer-top {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .landing-footer-brand p {
        margin: 0 auto;
    }

    .landing-footer-links ul {
        align-items: center;
    }

    .landing-footer-bottom {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
}

@media (max-width: 1024px) and (min-width: 769px) {
    .landing-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* --- Login Page --- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: linear-gradient(135deg, #0f0a1a, #1a0f2e);
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: 2.5rem;
}

.login-card h1 {
    font-size: 1.5rem;
    text-align: center;
    margin-bottom: 0.5rem;
}

.login-card p {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    display: block;
    margin: 0 auto 1.5rem;
    height: 40px;
}

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

.flex-wrap { flex-wrap: wrap; }
.flex-column { flex-direction: column; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }

.gap-025 { gap: 0.25rem; }
.gap-05 { gap: 0.5rem; }
.gap-075 { gap: 0.75rem; }
.gap-1 { gap: 1rem; }
.gap-15 { gap: 1.5rem; }
.gap-2 { gap: 2rem; }

.mt-0 { margin-top: 0; }
.mt-05 { margin-top: 0.5rem; }
.mt-1 { margin-top: 1rem; }
.mt-15 { margin-top: 1.5rem; }
.mt-2 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }
.mb-05 { margin-bottom: 0.5rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-15 { margin-bottom: 1.5rem; }
.mb-2 { margin-bottom: 2rem; }

.p-1 { padding: 1rem; }
.p-15 { padding: 1.5rem; }
.p-2 { padding: 2rem; }

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-sm { font-size: 0.8125rem; }
.text-xs { font-size: 0.75rem; }
.text-muted { color: var(--color-text-muted); }
.text-success { color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.text-warning { color: var(--color-warning); }

.w-100 { width: 100%; }
.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);
    white-space: nowrap;
    border: 0;
}

/* --- Grid Layouts --- */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

/* --- Animations --- */
@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes flash-slide-in {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes flash-slide-out {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

@keyframes orb-drift {
    0% { transform: translate(0, 0) rotate(0deg); }
    100% { transform: translate(30px, -20px) rotate(5deg); }
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(139, 92, 246, 0.2); }
    50% { box-shadow: 0 0 40px rgba(139, 92, 246, 0.4); }
}

/* --- QR Code Preview --- */
.qr-preview {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: #fff;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

.qr-preview img,
.qr-preview svg {
    max-width: 280px;
    max-height: 280px;
}

/* --- Color Picker --- */
.color-picker-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.color-preview {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    border: 2px solid var(--border-color);
    cursor: pointer;
}

.color-picker-wrapper input[type="color"] {
    width: 0;
    height: 0;
    padding: 0;
    border: none;
    visibility: hidden;
    position: absolute;
}

.color-input-native {
    width: 56px;
    height: 44px;
    padding: 2px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: transparent;
    cursor: pointer;
    flex-shrink: 0;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.color-input-native:hover {
    border-color: var(--glass-border-hover);
}

.color-input-native:focus {
    border-color: var(--color-accent-start);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.12);
    outline: none;
}

.color-input-native::-webkit-color-swatch-wrapper {
    padding: 2px;
}

.color-input-native::-webkit-color-swatch {
    border: none;
    border-radius: 4px;
}

.color-input-native::-moz-color-swatch {
    border: none;
    border-radius: 4px;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        z-index: 200;
    }

    .sidebar.is-mobile-open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .page-content {
        padding: 1.25rem;
    }

    .top-navbar {
        padding: 0 1.25rem;
    }

    .page-header-row {
        flex-direction: column;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

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

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

    .search-input-wrapper {
        min-width: unset;
    }

    .data-table th,
    .data-table td {
        padding: 0.625rem 0.75rem;
    }

    .flash-container {
        left: 1rem;
        right: 1rem;
        max-width: unset;
    }
}

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

    .landing-content h1 {
        font-size: 2rem;
    }

    .login-card {
        padding: 1.5rem;
    }
}

/* --- Mobile Overlay --- */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 150;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.sidebar-overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

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

::-webkit-scrollbar-track {
    background: transparent;
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}

/* --- API Playground --- */
.api-endpoint {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.api-endpoint:last-child {
    margin-bottom: 2rem;
}

.api-endpoint:hover {
    border-color: var(--glass-border-hover);
    background: rgba(139, 92, 246, 0.05);
}

.api-endpoint-active {
    border-color: var(--color-accent-start);
    background: rgba(139, 92, 246, 0.08);
    box-shadow: 0 0 0 1px var(--color-accent-start);
}

.api-method {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    font-size: 0.6875rem;
    font-weight: 800;
    border-radius: 4px;
    font-family: monospace;
    margin-right: 0.5rem;
}

.api-method.get { background: var(--color-success-bg); color: var(--color-success); }
.api-method.post { background: var(--color-info-bg); color: var(--color-info); }
.api-method.patch { background: var(--color-warning-bg); color: var(--color-warning); }
.api-method.delete { background: var(--color-danger-bg); color: var(--color-danger); }

.api-path {
    font-family: monospace;
    font-size: 0.8125rem;
    color: var(--color-text);
}

.api-response-viewer {
    background: var(--color-bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1rem;
    font-family: monospace;
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    overflow-x: auto;
    white-space: pre-wrap;
    max-height: 400px;
    overflow-y: auto;
}

/* --- Branding Page --- */
.branding-color-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.branding-color-hex {
    font-family: monospace;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
}

.color-input-lg {
    width: 72px !important;
    height: 56px !important;
}

/* Branding Preview Mini-UI */
.branding-preview-card {
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.bp-navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--color-primary);
    transition: background var(--transition);
}

.bp-logo-circle {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
}

.bp-nav-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
}

.bp-body {
    padding: 1.25rem;
    background: var(--color-bg-dark);
}

.bp-stat-row {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.bp-stat {
    flex: 1;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 0.75rem;
    text-align: center;
}

.bp-stat-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    background: rgba(139, 92, 246, 0.15);
    color: var(--color-accent-start);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.5rem;
    font-size: 0.75rem;
    transition: background var(--transition), color var(--transition);
}

.bp-stat-value {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text);
}

.bp-stat-label {
    font-size: 0.6875rem;
    color: var(--color-text-muted);
}

.bp-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
}

.bp-short-url {
    font-family: var(--font-heading);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-accent-start);
    transition: color var(--transition);
}

.bp-badge {
    font-size: 0.625rem;
    font-weight: 700;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-pill);
    background: rgba(139, 92, 246, 0.15);
    color: var(--color-accent-start);
    transition: background var(--transition), color var(--transition);
}

.bp-original-url {
    font-size: 0.6875rem;
    color: var(--color-text-muted);
}

.bp-btn {
    flex: 1;
    text-align: center;
    padding: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent-start));
    border-radius: var(--radius-sm);
    transition: background var(--transition);
}

.bp-btn-outline {
    flex: 1;
    text-align: center;
    padding: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
}

/* --- App Footer --- */
.app-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .app-footer {
        flex-direction: column;
        gap: 0.25rem;
        text-align: center;
        padding: 1rem 1.25rem;
    }
}

/* --- Error Page --- */
.error-page {
    background: var(--color-bg-dark);
}

.error-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.error-content {
    text-align: center;
    max-width: 480px;
}

.error-icon {
    font-size: 4rem;
    color: var(--color-accent-start);
    margin-bottom: 1rem;
    opacity: 0.8;
}

.error-code {
    font-family: var(--font-heading);
    font-size: 8rem;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--color-accent-start), var(--color-accent-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.error-title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.error-message {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2.5rem;
}

/* --- Print --- */
@media print {
    .sidebar,
    .top-navbar,
    .flash-container {
        display: none !important;
    }

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

    body {
        background: #fff;
        color: #000;
    }
}