/* ==========================================================================
   WMS DESIGN SYSTEM - CUSTOM DARK & LIGHT GLASSMORPHISM THEME
   ========================================================================== */

:root {
    /* Fonts */
    --font-primary: 'Inter', sans-serif;
    --font-display: 'Outfit', sans-serif;

    /* Transition speeds */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Theme Variables - Default Dark Mode */
    --bg-app: #090a0f;
    --bg-sidebar: rgba(15, 17, 26, 0.7);
    --bg-card: rgba(22, 25, 38, 0.65);
    --bg-card-hover: rgba(28, 32, 48, 0.85);
    --bg-input: rgba(13, 15, 23, 0.8);
    --bg-modal: rgba(13, 16, 27, 0.95);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-focus: rgba(99, 102, 241, 0.5);
    
    /* Text colors */
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    /* Semantic Colors */
    --primary: #6366f1;
    --primary-glow: rgba(99, 102, 241, 0.15);
    --primary-hover: #4f46e5;
    
    --success: #10b981;
    --success-glow: rgba(16, 185, 129, 0.15);
    --success-hover: #059669;
    
    --warning: #f59e0b;
    --warning-glow: rgba(245, 158, 11, 0.15);
    --warning-hover: #d97706;
    
    --danger: #ef4444;
    --danger-glow: rgba(239, 68, 68, 0.15);
    --danger-hover: #dc2626;

    --blue: #3b82f6;
    --blue-glow: rgba(59, 130, 246, 0.15);
    
    --purple: #8b5cf6;
    --purple-glow: rgba(139, 92, 246, 0.15);
    
    /* Shadow effects */
    --shadow-sm: 0 2px 8px -1px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 16px -6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px 2px rgba(99, 102, 241, 0.15);
    
    /* Glassmorphism details */
    --backdrop-blur: blur(16px);
    --card-backdrop-blur: blur(20px);
}

/* Light Theme overrides */
.light-theme {
    --bg-app: #f5f7fb;
    --bg-sidebar: rgba(255, 255, 255, 0.85);
    --bg-card: rgba(255, 255, 255, 0.8);
    --bg-card-hover: rgba(255, 255, 255, 0.95);
    --bg-input: rgba(243, 244, 246, 0.9);
    --bg-modal: rgba(255, 255, 255, 0.98);
    --border-color: rgba(0, 0, 0, 0.08);
    --border-color-focus: rgba(99, 102, 241, 0.5);
    
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    
    --primary: #4f46e5;
    --primary-glow: rgba(79, 70, 229, 0.1);
    --primary-hover: #4338ca;
    
    --success: #059669;
    --success-glow: rgba(5, 150, 105, 0.1);
    --success-hover: #047857;
    
    --warning: #d97706;
    --warning-glow: rgba(217, 119, 6, 0.1);
    --warning-hover: #b45309;
    
    --danger: #dc2626;
    --danger-glow: rgba(220, 38, 38, 0.1);
    --danger-hover: #b91c1c;

    --blue: #2563eb;
    --blue-glow: rgba(37, 99, 235, 0.1);
    
    --purple: #7c3aed;
    --purple-glow: rgba(124, 58, 237, 0.1);
    
    --shadow-sm: 0 2px 8px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 16px -6px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px 2px rgba(79, 70, 229, 0.05);
}

/* ==========================================================================
   RESET & BASICS
   ========================================================================== */

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

body {
    font-family: var(--font-primary);
    background-color: var(--bg-app);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

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

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

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

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

/* Helpers */
.hidden {
    display: none !important;
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-danger { color: var(--danger) !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-muted { color: var(--text-muted) !important; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mb-4 { margin-bottom: 1rem; }

/* ==========================================================================
   APP LAYOUT
   ========================================================================== */

.app-container {
    display: flex;
    min-height: 100vh;
    width: 100vw;
}

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

.sidebar {
    width: 280px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    display: flex;
    flex-direction: column;
    padding: 1.75rem 1.25rem;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 100;
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.sidebar-header {
    margin-bottom: 2.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.logo span {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #818cf8, #4f46e5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding-left: 0.25rem;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 6px rgba(16, 185, 129, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
    }
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    flex-grow: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    border-radius: 10px;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    cursor: pointer;
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 0.925rem;
    text-align: left;
    transition: all var(--transition-fast);
    width: 100%;
}

.nav-item svg {
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.nav-item:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.04);
}

.nav-item:hover svg {
    color: var(--text-primary);
}

.nav-item.active {
    color: #ffffff;
    background: linear-gradient(135deg, var(--primary), var(--primary-hover));
    box-shadow: 0 4px 15px -3px var(--primary-glow);
}

.nav-item.active svg {
    color: #ffffff;
}

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

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.theme-toggle button {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.theme-toggle button:hover {
    border-color: var(--text-muted);
    transform: scale(1.05);
}

/* Light / Dark icon toggle logic */
.dark-theme .theme-toggle button .sun-icon { display: block; }
.dark-theme .theme-toggle button .moon-icon { display: none; }
.light-theme .theme-toggle button .sun-icon { display: none; }
.light-theme .theme-toggle button .moon-icon { display: block; }

.user-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0.25rem;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary);
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ==========================================================================
   MAIN CONTENT HEADER
   ========================================================================== */

.main-content {
    margin-left: 280px;
    flex-grow: 1;
    padding: 2.25rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    width: calc(100vw - 280px);
}

.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.top-header h1 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 2rem;
    letter-spacing: -0.5px;
}

.current-date {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
    display: block;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-primary);
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.65rem 1.2rem;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: var(--primary);
    color: #ffffff;
    box-shadow: 0 4px 12px var(--primary-glow);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--border-color);
    border-color: var(--text-muted);
}

.btn-success {
    background-color: var(--success);
    color: #ffffff;
    box-shadow: 0 4px 12px var(--success-glow);
}

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

.btn-danger {
    background-color: var(--danger);
    color: #ffffff;
    box-shadow: 0 4px 12px var(--danger-glow);
}

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

.btn-text {
    background: transparent;
    border: none;
    color: var(--primary);
    font-weight: 600;
    cursor: pointer;
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.btn-text:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.btn-icon-only {
    width: 34px;
    height: 34px;
    padding: 0;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-small {
    padding: 0.35rem 0.75rem;
    font-size: 0.75rem;
    border-radius: 6px;
}

/* File input button hack */
.file-import-wrapper {
    position: relative;
    display: inline-block;
    overflow: hidden;
}

.file-import-wrapper input[type="file"] {
    position: absolute;
    left: 0;
    top: 0;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

/* ==========================================================================
   SCREENS & ANIMATION
   ========================================================================== */

.content-wrapper {
    flex-grow: 1;
    position: relative;
}

.screen-section {
    display: none;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity var(--transition-normal) ease, transform var(--transition-normal) ease;
}

.screen-section.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   SECTION 1: DASHBOARD
   ========================================================================== */

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1-fraction));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

/* Flex sizing helper for grids when auto-fit has bugs */
@media(min-width: 1200px) {
    .kpi-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.kpi-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    box-shadow: var(--shadow-sm);
    backdrop-filter: var(--card-backdrop-blur);
    -webkit-backdrop-filter: var(--card-backdrop-blur);
    transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.kpi-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-md);
}

.kpi-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.kpi-icon-wrapper.blue { background-color: var(--blue-glow); color: var(--blue); }
.kpi-icon-wrapper.green { background-color: var(--success-glow); color: var(--success); }
.kpi-icon-wrapper.yellow { background-color: var(--warning-glow); color: var(--warning); }
.kpi-icon-wrapper.purple { background-color: var(--purple-glow); color: var(--purple); }

.kpi-info {
    display: flex;
    flex-direction: column;
}

.kpi-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.kpi-value {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 700;
    margin: 0.15rem 0;
}

.kpi-subtext {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Charts styles */
.charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

@media(max-width: 992px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
}

.chart-container-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    backdrop-filter: var(--card-backdrop-blur);
    -webkit-backdrop-filter: var(--card-backdrop-blur);
}

.chart-container-card h3 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.15rem;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
}

.chart-wrapper {
    position: relative;
    width: 100%;
    height: 300px;
}

/* Split list grid */
.dashboard-split-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

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

.split-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    height: 380px;
}

.card-header-with-action {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.card-header-with-action h3 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.15rem;
}

.card-body-scroll {
    overflow-y: auto;
    flex-grow: 1;
    margin-right: -0.5rem;
    padding-right: 0.5rem;
}

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

.table-container {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    overflow-x: auto;
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.5rem;
}

.main-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.875rem;
}

.main-table th {
    background-color: rgba(255, 255, 255, 0.02);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.main-table td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

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

.main-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

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

/* Mini Table for Dashboard List */
.mini-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.825rem;
    text-align: left;
}

.mini-table th {
    color: var(--text-muted);
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.mini-table td {
    padding: 0.75rem 0.75rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

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

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.725rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-success { background-color: var(--success-glow); color: var(--success); }
.badge-warning { background-color: var(--warning-glow); color: var(--warning); }
.badge-danger { background-color: var(--danger-glow); color: var(--danger); }
.badge-info { background-color: var(--blue-glow); color: var(--blue); }

.stock-indicator-badge {
    display: inline-block;
    padding: 0.4rem 0.75rem;
    border-radius: 8px;
    font-size: 0.825rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
}

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

.search-filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

@media(max-width: 768px) {
    .search-filter-bar {
        flex-direction: column;
        align-items: stretch;
    }
}

.search-input-wrapper {
    position: relative;
    flex-grow: 1;
    max-width: 480px;
}

.search-input-wrapper svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-input-wrapper input {
    width: 100%;
    padding: 0.7rem 1rem 0.7rem 2.5rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.875rem;
    outline: none;
    transition: all var(--transition-fast);
}

.search-input-wrapper input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-glow);
}

.filters-wrapper {
    display: flex;
    gap: 0.75rem;
}

.filters-wrapper select, 
.filters-wrapper input[type="date"] {
    padding: 0.7rem 1rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.875rem;
    outline: none;
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

.filters-wrapper select:focus, 
.filters-wrapper input[type="date"]:focus {
    border-color: var(--primary);
}

.form-container {
    display: flex;
    justify-content: center;
    width: 100%;
}

.form-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    width: 100%;
    max-width: 680px;
    box-shadow: var(--shadow-md);
}

.form-header {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.form-header h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
}

.form-header p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.styled-form .form-group {
    margin-bottom: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.styled-form label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.styled-form label .required {
    color: var(--danger);
}

.styled-form input[type="text"],
.styled-form input[type="number"],
.styled-form select,
.styled-form textarea {
    padding: 0.7rem 0.9rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    outline: none;
    transition: all var(--transition-fast);
    width: 100%;
}

.styled-form input[type="text"]:focus,
.styled-form input[type="number"]:focus,
.styled-form select:focus,
.styled-form textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-glow);
}

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

.styled-form .help-text a {
    color: var(--primary);
    text-decoration: none;
}

.styled-form .help-text a:hover {
    text-decoration: underline;
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-row-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1rem;
}

@media(max-width: 576px) {
    .form-row-2, .form-row-3 {
        grid-template-columns: 1fr;
    }
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.sku-input-wrapper {
    display: flex;
    gap: 0.5rem;
}

.sku-input-wrapper input {
    flex-grow: 1;
}

/* ==========================================================================
   PAGINATION
   ========================================================================== */

.pagination-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
}

.pagination-info {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.pagination-buttons {
    display: flex;
    gap: 0.25rem;
}

.pagination-btn {
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.pagination-btn:hover {
    background-color: var(--border-color);
}

.pagination-btn.active {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ==========================================================================
   SETTINGS
   ========================================================================== */

.settings-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    max-width: 760px;
    margin: 0 auto;
}

.settings-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.settings-card h3 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.settings-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.settings-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.settings-card.border-danger {
    border-color: rgba(239, 68, 68, 0.3);
}

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

.modal-overlay {
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
    z-index: 1000;
}

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

.modal-content-card {
    background-color: var(--bg-modal);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    width: 100%;
    max-width: 640px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-20px);
    transition: transform var(--transition-normal);
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.modal-overlay.active .modal-content-card {
    transform: translateY(0);
}

.modal-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: justify;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
}

.modal-close-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.modal-close-btn:hover {
    background-color: var(--border-color);
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem 2rem;
    overflow-y: auto;
}

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

.toast-container {
    position: fixed;
    top: 2rem;
    right: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    z-index: 2000;
    pointer-events: none;
}

.toast {
    background-color: var(--bg-modal);
    border-left: 4px solid var(--primary);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    color: var(--text-primary);
    padding: 1rem 1.25rem;
    min-width: 300px;
    max-width: 420px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    pointer-events: auto;
    transform: translateX(120%);
    transition: transform var(--transition-normal) cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.toast.show {
    transform: translateX(0);
}

.toast-success { border-left-color: var(--success); }
.toast-error { border-left-color: var(--danger); }
.toast-warning { border-left-color: var(--warning); }
.toast-info { border-left-color: var(--blue); }

.toast-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toast-success .toast-icon { color: var(--success); }
.toast-error .toast-icon { color: var(--danger); }
.toast-warning .toast-icon { color: var(--warning); }
.toast-info .toast-icon { color: var(--blue); }

.toast-content {
    flex-grow: 1;
    font-size: 0.875rem;
}

.toast-title {
    font-weight: 600;
    margin-bottom: 0.15rem;
}

.toast-message {
    color: var(--text-secondary);
}

.toast-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
}

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