@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #10b981; /* Emerald Green */
    --primary-dark: #059669;
    --primary-light: #34d399;
    --bg-body: #f3f4f6;
    --bg-card: #ffffff;
    --text-main: #1f2937;
    --text-muted: #6b7280;
    --sidebar-bg: #111827;
    --sidebar-text: #9ca3af;
    --sidebar-hover: #1f2937;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
    font-size: 0.875rem; /* 14px */
}

/* Sidebar */
.sidebar {
    width: 260px;
    height: 100vh;
    position: sticky;
    top: 0;
    background-color: var(--sidebar-bg);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    z-index: 100;
}

.sidebar.collapsed {
    width: 80px;
}

.sidebar.collapsed .sidebar-header span,
.sidebar.collapsed .sidebar-menu a span {
    display: none;
}

.sidebar.collapsed .sidebar-header {
    justify-content: center;
    padding: 0;
}

.sidebar.collapsed .sidebar-menu a i {
    margin-right: 0;
}

.sidebar-header {
    height: 70px;
    display: flex;
    align-items: center;
    padding: 0 24px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    color: white;
    font-weight: 700;
    font-size: 1.1rem;
    white-space: nowrap;
    overflow: hidden;
}

.sidebar-header i {
    color: var(--primary);
    margin-right: 12px;
    font-size: 1.5rem;
}

.sidebar-menu {
    list-style: none;
    padding: 20px 0;
    flex-grow: 1;
    overflow-y: auto;
}

/* Custom scrollbar for sidebar */
.sidebar-menu::-webkit-scrollbar {
    width: 6px;
}
.sidebar-menu::-webkit-scrollbar-track {
    background: transparent;
}
.sidebar-menu::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
}
.sidebar-menu::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.2);
}

.sidebar-menu li {
    margin-bottom: 4px;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    padding: 12px 24px;
    color: var(--sidebar-text);
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
    overflow: hidden;
    font-size: 0.875rem;
}

.sidebar-menu a:hover, .sidebar-menu a.active {
    background-color: var(--sidebar-hover);
    color: white;
    border-right: 3px solid var(--primary);
}

.sidebar-menu a i {
    margin-right: 16px;
    font-size: 1.25rem;
    width: 24px;
    text-align: center;
}

.menu-item-has-children .arrow {
    margin-left: auto;
    margin-right: 0;
    font-size: 0.8rem;
    transition: transform 0.3s;
}

.menu-item-has-children.open .arrow {
    transform: rotate(180deg);
}

.sub-menu {
    list-style: none;
    padding-left: 0;
    background: rgba(0,0,0,0.2);
    display: none;
}

.sub-menu li a {
    padding-left: 64px;
    font-size: 0.8125rem; /* 13px */
    color: var(--sidebar-text);
    padding-top: 10px;
    padding-bottom: 10px;
}

.sub-menu li a:hover, .sub-menu li a.active {
    background: none;
    color: white;
    border-right: none;
}

.sub-menu li a::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
    margin-right: 10px;
    margin-left: -16px;
    opacity: 0.5;
}

.sub-menu li a.active::before {
    opacity: 1;
    box-shadow: 0 0 8px var(--primary);
}

/* Main Content */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    transition: var(--transition);
}

/* Topbar */
.topbar {
    height: 70px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.toggle-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition);
}

.toggle-btn:hover {
    color: var(--primary);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}

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

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

.user-profile .info span.name {
    font-weight: 600;
    font-size: 0.875rem;
}

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

/* Dashboard Content */
.content-area {
    padding: 32px;
    flex-grow: 1;
}

.page-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-main);
}

/* Grid & Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    opacity: 0; /* for animation */
    animation: fadeIn 0.6s ease forwards;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary);
    opacity: 0;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-info h3 {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 4px;
}

.stat-info p {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
}

/* Tables */
.card-table {
    background: var(--bg-card);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    padding: 24px;
    border: 1px solid var(--border-color);
    animation: fadeIn 0.8s ease forwards;
    opacity: 0;
}

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

.card-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.table-responsive {
    overflow-x: auto;
}

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

th, td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

tr {
    transition: var(--transition);
}

tr:hover {
    background-color: rgba(0,0,0,0.02);
}

/* Badges */
.badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success { background: rgba(16, 185, 129, 0.1); color: var(--primary); }
.badge-warning { background: rgba(245, 158, 11, 0.1); color: #f59e0b; }
.badge-danger { background: rgba(239, 68, 68, 0.1); color: #ef4444; }

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade {
    animation: fadeIn 0.5s ease forwards;
}

/* Buttons */
.btn-primary {
    background: var(--primary);
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar { position: fixed; height: 100vh; transform: translateX(-100%); }
    .sidebar.mobile-open { transform: translateX(0); box-shadow: 4px 0 24px rgba(0,0,0,0.2); }
}

/* ==========================================================================
   Table Toolbar (Search & Filter) & Pagination
   ========================================================================== */
.table-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    padding-bottom: 18px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.toolbar-form {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    flex-grow: 1;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
    min-width: 260px;
    max-width: 380px;
    flex-grow: 1;
}

.search-box .search-icon {
    position: absolute;
    left: 12px;
    color: var(--text-muted);
    font-size: 0.875rem;
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: 9px 34px 9px 36px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.875rem;
    color: var(--text-main);
    outline: none;
    transition: var(--transition);
}

.search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.12);
}

.clear-search {
    position: absolute;
    right: 10px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    padding: 2px 4px;
    border-radius: 4px;
    transition: var(--transition);
}

.clear-search:hover {
    color: #ef4444;
}

.filter-box select.filter-select {
    padding: 9px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.875rem;
    color: var(--text-main);
    outline: none;
    cursor: pointer;
    transition: var(--transition);
}

.filter-box select.filter-select:focus {
    border-color: var(--primary);
}

.btn-search {
    background: var(--primary);
    color: #ffffff;
    border: none;
    padding: 9px 16px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.btn-search:hover {
    background: var(--primary-dark);
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.25);
}

.btn-reset {
    background: #f3f4f6;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.btn-reset:hover {
    background: #e5e7eb;
    color: var(--text-main);
}

.toolbar-stats {
    font-size: 0.8125rem;
    color: var(--text-muted);
    white-space: nowrap;
    margin-left: auto;
}

.toolbar-stats b {
    color: var(--text-main);
}

/* Pagination Footer */
.pagination-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    padding-top: 18px;
    margin-top: 18px;
    border-top: 1px solid var(--border-color);
}

.pagination-info {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.pagination-info b {
    color: var(--text-main);
}

.pagination-nav {
    display: flex;
    align-items: center;
}

.pagination {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    gap: 4px;
}

.pagination li {
    margin: 0;
}

.page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    height: 34px;
    padding: 0 8px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-main);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    text-decoration: none;
    transition: var(--transition);
}

.page-link:hover {
    background: #f9fafb;
    border-color: #d1d5db;
    color: var(--primary);
}

.page-link.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.2);
}

.page-link.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}