/* ========================================
   BrandPulse AI - Main Styles
   ======================================== */

/* Default to dark theme */
:root {
    /* Colors */
    --color-primary: #3B82F6;
    --color-primary-hover: #2563EB;
    --color-accent: #8B5CF6;
    --color-accent-hover: #7C3AED;
    --color-success: #10B981;
    --color-error: #EF4444;
    --color-warning: #F59E0B;
    --color-info: #3B82F6;
    
    /* Light theme */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-card: #FFFFFF;
    --bg-hover: #F1F5F9;
    --bg-input: #FFFFFF;
    
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --text-muted: #94A3B8;
    --text-inverse: #FFFFFF;
    
    --border-color: #E2E8F0;
    --border-focus: #3B82F6;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
}

/* Dark theme */
[data-theme="dark"] {
    --bg-primary: #0F172A;
    --bg-secondary: #1E293B;
    --bg-card: #1E293B;
    --bg-hover: #334155;
    --bg-input: #1E293B;
    
    --text-primary: #F1F5F9;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    
    --border-color: #334155;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4);
}

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

html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
    transition: background 0.2s ease;
}

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

::-webkit-scrollbar-corner {
    background: var(--bg-secondary);
}

/* Firefox scrollbar */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) var(--bg-secondary);
}

/* Thin scrollbar for modals and dropdowns */
.modal__body::-webkit-scrollbar,
.notifications-dropdown__list::-webkit-scrollbar,
.dropdown__menu::-webkit-scrollbar {
    width: 6px;
}

.modal__body::-webkit-scrollbar-thumb,
.notifications-dropdown__list::-webkit-scrollbar-thumb,
.dropdown__menu::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.modal__body::-webkit-scrollbar-thumb:hover,
.notifications-dropdown__list::-webkit-scrollbar-thumb:hover,
.dropdown__menu::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

button {
    font-family: inherit;
    cursor: pointer;
}

input, textarea, select {
    font-family: inherit;
}

ul, ol {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.25;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.625rem 1.25rem;
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    transition: all var(--transition-base);
    white-space: nowrap;
}

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

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

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

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

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

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

.btn--outline:hover:not(:disabled) {
    background: var(--bg-hover);
    border-color: var(--text-secondary);
}

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

.btn--ghost:hover:not(:disabled) {
    background: var(--bg-hover);
    color: var(--text-primary);
}

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

.btn--white:hover:not(:disabled) {
    background: var(--bg-secondary);
}

.btn--danger {
    background: var(--color-error);
    color: white;
    border-color: var(--color-error);
}

.btn--danger:hover:not(:disabled) {
    opacity: 0.9;
}

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

.btn--secondary:hover:not(:disabled) {
    background: var(--bg-hover);
    border-color: var(--text-secondary);
}

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

.btn--success:hover:not(:disabled) {
    opacity: 0.9;
}

.btn--sm {
    padding: 0.375rem 0.75rem;
    font-size: var(--text-xs);
}

.btn--lg {
    padding: 0.875rem 1.75rem;
    font-size: var(--text-base);
}

.btn--block {
    width: 100%;
}

.btn--icon {
    padding: 0.5rem;
    width: 2.25rem;
    height: 2.25rem;
}

/* Form elements */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.form-input {
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: var(--text-sm);
    color: var(--text-primary);
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

.form-input--error {
    border-color: var(--color-error);
}

.form-input--error:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

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

.form-hint {
    margin-top: var(--spacing-xs);
    font-size: var(--text-xs);
    color: var(--text-muted);
}

.form-hint--error {
    margin-top: var(--spacing-xs);
    font-size: var(--text-xs);
    color: var(--color-danger);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.form-hint--error svg {
    color: var(--color-danger);
    flex-shrink: 0;
}

.form-error {
    margin-top: var(--spacing-xs);
    font-size: var(--text-xs);
    color: var(--color-error);
}

/* Checkbox & Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.form-check input {
    width: 1rem;
    height: 1rem;
    accent-color: var(--color-primary);
}

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

/* Select */
.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    padding-right: 2.5rem;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
    min-width: 0;
}

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

.card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.card__title {
    font-size: var(--text-lg);
    font-weight: 600;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.125rem 0.5rem;
    font-size: var(--text-xs);
    font-weight: 500;
    border-radius: var(--radius-full);
}

.badge--primary {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-primary);
}

.badge--success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.badge--warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.badge--error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
}

.badge--info {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.badge--secondary {
    background: rgba(100, 116, 139, 0.1);
    color: var(--text-muted);
}

/* Avatar */
.avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--text-secondary);
    overflow: hidden;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar--sm {
    width: 2rem;
    height: 2rem;
    font-size: var(--text-xs);
}

.avatar--lg {
    width: 3rem;
    height: 3rem;
    font-size: var(--text-lg);
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown__menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 200px;
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: 100;
}

.dropdown.active .dropdown__menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown__item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.dropdown__item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.dropdown__divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-sm) 0;
}

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    z-index: 1000;
    overflow-y: auto;
    /* No transition by default to prevent flickering on page load */
}

/* Add transition only after page load */
.modal-overlay.can-transition {
    transition: all var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.modal {
    width: 100%;
    max-width: 440px;
    max-height: calc(100vh - 2 * var(--spacing-lg));
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
    margin: auto;
    position: relative; /* Required for wizard-saving-overlay positioning */
    /* No transform by default */
}

/* Add transition and transform only after page load */
.modal-overlay.can-transition .modal {
    transform: scale(0.95) translateY(20px);
    transition: all var(--transition-base);
}

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

.modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.modal__title {
    font-size: var(--text-lg);
    font-weight: 600;
}

.modal__close {
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.modal__close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.modal__body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    flex: 1;
    min-height: 0;
}

/* Medium modal */
.modal--md {
    max-width: 520px;
}

/* Large modal */
.modal--lg {
    max-width: 800px;
    width: 90%;
}

.modal__footer {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

/* Toast notifications */
.toast-container {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    z-index: 1100;
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-width: 300px;
    max-width: 400px;
    animation: slideIn 0.3s ease;
}

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

.toast--success {
    border-left: 4px solid var(--color-success);
}

.toast--error {
    border-left: 4px solid var(--color-error);
}

.toast--warning {
    border-left: 4px solid var(--color-warning);
}

.toast--info {
    border-left: 4px solid var(--color-info);
}

.toast__icon {
    flex-shrink: 0;
}

.toast__content {
    flex: 1;
}

.toast__title {
    font-weight: 500;
    margin-bottom: 2px;
}

.toast__message {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.toast__close {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
}

.toast--fade-out {
    opacity: 0;
    transition: opacity 0.3s ease-out;
}

/* Tables */
.table-wrapper {
    overflow-x: auto;
}

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

.table th,
.table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-secondary);
}

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

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

/* Tabs */
.tabs {
    display: flex;
    gap: var(--spacing-xs);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-lg);
}

.tab {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all var(--transition-fast);
}

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

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

/* Progress */
.progress {
    height: 8px;
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress__bar {
    height: 100%;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

/* Skeleton loading */
.skeleton {
    background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-hover) 50%, var(--bg-secondary) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-md);
}

.skeleton-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.skeleton-item {
    height: 60px;
    background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-hover) 50%, var(--bg-secondary) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-md);
}

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

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-card) 100%);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-xl);
    text-align: center;
    grid-column: 1 / -1;
    min-height: 300px;
    position: relative;
    overflow: hidden;
}

.empty-state::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.empty-state svg {
    width: 80px;
    height: 80px;
    color: var(--color-primary);
    opacity: 0.6;
    margin-bottom: var(--spacing-lg);
    filter: drop-shadow(0 4px 12px rgba(99, 102, 241, 0.2));
    animation: empty-state-float 3s ease-in-out infinite;
}

@keyframes empty-state-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.empty-state h3 {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm) 0;
    letter-spacing: -0.02em;
}

.empty-state p {
    font-size: var(--text-md);
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-xl) 0;
    max-width: 320px;
    line-height: 1.6;
}

.empty-state .btn {
    position: relative;
    z-index: 1;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
    transition: all var(--transition-normal);
}

.empty-state .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
}

/* Spinner */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
}

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

/* Utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--color-success); }
.text-error { color: var(--color-error); }
.text-warning { color: var(--color-warning); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

.hidden { display: none !important; }

/* ========================================
   Header
   ======================================== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}

.header__container {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
}

/* Full-width header for dashboard pages */
body:has(.dashboard-layout) .header__container,
body:has(.page-dashboard) .header__container {
    max-width: none;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 600;
    font-size: var(--text-lg);
}

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

.header__nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-left: auto;
}

.header__link {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.header__link:hover,
.header__link.active {
    color: var(--text-primary);
}

.header__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.header__user {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.header__user:hover {
    background: var(--bg-hover);
}

.header__user-name {
    font-size: var(--text-sm);
    color: var(--text-primary);
}

.header__user-arrow {
    color: var(--text-muted);
    transition: transform var(--transition-fast);
}

.dropdown.active .header__user-arrow {
    transform: rotate(180deg);
}

/* Burger button */
.header__burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    padding: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.header__burger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.header__burger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.header__burger.active span:nth-child(2) {
    opacity: 0;
}

.header__burger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Notifications wrapper */
.notifications-wrapper {
    position: relative;
}

.notifications-btn {
    position: relative;
}

.notification-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    font-size: 10px;
    font-weight: 600;
    color: white;
    background: var(--color-error);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.notifications-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    width: 360px;
    margin-top: var(--spacing-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: 100;
}

.notifications-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.notifications-dropdown__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.notifications-dropdown__header h4 {
    font-size: var(--text-sm);
    font-weight: 600;
}

.notifications-dropdown__list {
    max-height: 320px;
    overflow-y: auto;
}

.notification-dropdown-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    transition: background var(--transition-fast);
}

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

.notification-dropdown-item.unread {
    background: rgba(59, 130, 246, 0.05);
}

.notification-dropdown-item__icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
}

.notification-dropdown-item__icon--success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.notification-dropdown-item__icon--warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.notification-dropdown-item__icon--info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-info);
}

.notification-dropdown-item__content {
    flex: 1;
    min-width: 0;
}

.notification-dropdown-item__content p {
    font-size: var(--text-sm);
    color: var(--text-primary);
    margin-bottom: 2px;
}

.notification-dropdown-item__title {
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--text-primary);
    margin-bottom: 4px;
}

.notification-dropdown-item__message {
    font-size: var(--text-xs);
    color: var(--text-secondary);
    margin-bottom: 4px;
    line-height: 1.4;
}

.notification-dropdown-item__time {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

.notifications-dropdown__footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.notifications-dropdown__footer a {
    font-size: var(--text-sm);
    color: var(--color-primary);
}

/* ========================================
   Mobile Menu
   ======================================== */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 200;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 300px;
    max-width: 85vw;
    background: var(--bg-card);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    z-index: 201;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.mobile-menu__header .header__logo span {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
}

.mobile-menu__close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.mobile-menu__close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.mobile-menu__content {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
}

.mobile-menu__user {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.mobile-menu__user-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.mobile-menu__user-info strong {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mobile-menu__user-info span {
    font-size: var(--text-xs);
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mobile-menu__nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.mobile-menu__link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-menu__link:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.mobile-menu__link.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-primary);
}

.mobile-menu__link svg {
    flex-shrink: 0;
}

.mobile-menu__divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-md) 0;
}

.mobile-menu__footer {
    margin-top: auto;
    padding-top: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .modal {
        max-width: 100%;
        margin: var(--spacing-md);
    }
    
    /* Header mobile */
    .header__burger {
        display: flex;
    }
    
    .header__nav {
        display: none;
    }
    
    .header__user-name,
    .header__user-arrow,
    .header__theme-toggle,
    .user-dropdown {
        display: none;
    }
    
    .header__login-btn,
    .header__register-btn {
        display: none;
    }
    
    .header__container {
        padding: var(--spacing-sm) var(--spacing-md);
        justify-content: space-between;
    }
    
    .notifications-dropdown {
        position: fixed;
        top: 60px;
        left: var(--spacing-md);
        right: var(--spacing-md);
        width: auto;
    }
}

/* Mobile menu theme toggle button */
.mobile-menu__link.theme-toggle {
    width: 100%;
    background: transparent;
    border: none;
    text-align: left;
    font-size: var(--text-sm);
    cursor: pointer;
}

.mobile-menu__link .theme-toggle-text {
    flex: 1;
}

.mobile-menu__badge {
    margin-left: auto;
    padding: 2px 8px;
    font-size: var(--text-xs);
    font-weight: 600;
    background: var(--color-primary);
    color: white;
    border-radius: var(--radius-full);
}


/* ========================================
   Impersonation Banner (Global)
   ======================================== */

.admin-impersonation-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-xl);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(239, 68, 68, 0.1));
    border-bottom: 2px solid var(--color-warning);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.admin-impersonation-banner__content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-weight: 500;
    color: var(--color-warning);
}

.admin-impersonation-banner__content svg {
    flex-shrink: 0;
}

.admin-impersonation-banner .btn {
    background: white;
    color: var(--color-warning);
    border-color: var(--color-warning);
}

.admin-impersonation-banner .btn:hover {
    background: var(--color-warning);
    color: white;
}

[data-theme="dark"] .admin-impersonation-banner .btn {
    background: var(--bg-card);
}

/* Responsive */
@media (max-width: 768px) {
    .admin-impersonation-banner {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
    
    .admin-impersonation-banner__content {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}