:root {
    --bg-dark: #09090b; /* Very dark background */
    --bg-sidebar: #18181b;
    --bg-panel: rgba(24, 24, 27, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --primary-color: #d946ef; /* Fuchsia for cosmetics/catalog vibe */
    --primary-hover: #c026d3;
    --primary-gradient: linear-gradient(135deg, #d946ef, #8b5cf6);
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --radius-lg: 16px;
    --radius-md: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
    background-image: 
        radial-gradient(at 0% 0%, rgba(217, 70, 239, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.15) 0px, transparent 50%);
    background-attachment: fixed;
    min-height: 100vh;
}

/* Typography & Utils */
h1, h2, h3 { font-weight: 600; }
.gradient-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hidden { display: none !important; }

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

/* Sidebar */
.sidebar {
    width: 280px;
    background-color: rgba(24, 24, 27, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    padding: 32px 24px;
    position: fixed;
    height: 100vh;
    z-index: 10;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 48px;
    font-size: 24px;
}
.logo-area h2 {
    white-space: nowrap;
}
.logo-area i { font-size: 28px; }

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: var(--transition);
    font-size: 16px;
    font-weight: 500;
}

.nav-item:hover {
    background-color: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
    transform: translateX(4px);
}

.nav-item.active {
    background: rgba(217, 70, 239, 0.1);
    color: var(--text-primary);
    box-shadow: inset 3px 0 0 var(--primary-color);
}
.nav-item.active i {
    color: var(--primary-color);
    text-shadow: 0 0 15px rgba(217, 70, 239, 0.5);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    padding: 32px 48px;
    display: flex;
    flex-direction: column;
}

/* Header */
.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}
.top-header h1 {
    font-size: 32px;
    letter-spacing: -0.5px;
}

.header-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-panel);
    padding: 8px 16px;
    border-radius: 50px;
    border: 1px solid var(--glass-border);
}
.profile-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Glass Panel */
.glass-panel {
    background: var(--bg-panel);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

/* View Sections */
.view-section {
    display: none;
    animation: fadeIn 0.4s ease-out forwards;
}
.view-section.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Dashboard Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
}
.stat-card:hover {
    transform: translateY(-5px);
    border-color: rgba(217, 70, 239, 0.4);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: rgba(217, 70, 239, 0.1);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}
.stat-icon.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.stat-details h3 {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}
.stat-details p {
    font-size: 32px;
    font-weight: 700;
    margin-top: 4px;
}

/* Forms */
.form-container h2 {
    margin-bottom: 24px;
    color: var(--primary-color);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.form-group.full-width {
    grid-column: 1 / -1;
}

.section-title {
    margin-top: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--glass-border);
    color: var(--text-primary);
}

label {
    font-size: 14px;
    color: var(--text-secondary);
}

input {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 15px;
    transition: var(--transition);
    outline: none;
}
input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(217, 70, 239, 0.2);
}

/* Checkbox specific styles */
.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 15px;
    color: var(--text-primary);
}
.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary-color);
}

.form-actions {
    margin-top: 32px;
    display: flex;
    justify-content: flex-end;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border-radius: var(--radius-md);
    border: none;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}
.btn-small {
    padding: 8px 16px;
    font-size: 14px;
}
.btn-primary {
    background: var(--primary-gradient);
    color: white;
}
.btn-primary:hover {
    box-shadow: 0 4px 15px rgba(217, 70, 239, 0.4);
    transform: translateY(-2px);
}
.btn-outline {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}
.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
}
.btn-icon {
    background: transparent;
    color: var(--text-secondary);
    padding: 8px;
}
.btn-icon:hover {
    color: var(--text-primary);
}

/* Tables */
.table-container {
    width: 100%;
    overflow-x: auto;
    margin-top: 16px;
}

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

th, td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

th {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

tr {
    transition: var(--transition);
}
tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.03);
}

/* Lists and Search */
.list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}
.search-bar {
    position: relative;
    width: 300px;
}
.search-bar i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}
.search-bar input {
    width: 100%;
    padding-left: 40px;
}

.action-btn {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: none;
    border-radius: 4px;
    padding: 6px 12px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 12px;
}
.action-btn:hover {
    background: var(--primary-color);
}

/* Profile View */
.profile-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
}
.profile-header h2 {
    font-size: 28px;
}

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

.profile-data h3, .history-header h3 {
    margin-bottom: 20px;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.data-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.data-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.data-item span {
    font-size: 13px;
    color: var(--text-secondary);
}
.data-item strong {
    font-size: 16px;
    font-weight: 500;
}

.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.small-form {
    background: rgba(0,0,0,0.2);
    padding: 16px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    border: 1px solid var(--glass-border);
}
.form-actions-small {
    grid-column: 1 / -1;
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* Badges */
.badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}
.badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}
.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

/* Mobile Utilities */
.mobile-only {
    display: none;
}
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    z-index: 5;
    opacity: 0;
    transition: opacity 0.3s;
}
.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

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

@media (max-width: 768px) {
    .mobile-only { display: inline-flex; }
    
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: 5px 0 25px rgba(0,0,0,0.5);
        z-index: 100;
    }
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding: 24px 16px;
    }
    
    .top-header { margin-bottom: 24px; }
    .top-header h1 { font-size: 24px; }
    
    .stats-grid { grid-template-columns: 1fr; gap: 16px; }
    
    .form-grid { grid-template-columns: 1fr; gap: 16px; }
    
    .small-form { grid-template-columns: 1fr; }
    
    .search-bar { width: 100%; margin-top: 16px; }
    .list-header { flex-direction: column; align-items: stretch; }
    
    .profile-header h2 { font-size: 20px; }
    .profile-header .btn { padding: 6px 12px; font-size: 13px; }
}