:root {
    --primary: #2D3436;
    --primary-light: #636E72;
    --accent: #00B894;
    --accent-light: #55EFC4;
    --accent-dark: #00A381;
    --danger: #D63031;
    --warning: #FDCB6E;
    --info: #74B9FF;
    --bg: #F8F9FA;
    --bg-card: #FFFFFF;
    --text: #2D3436;
    --text-muted: #636E72;
    --border: #DFE6E9;
    --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,.12);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all .2s ease;
}

[data-theme="dark"] {
    --primary: #DFE6E9;
    --primary-light: #B2BEC3;
    --bg: #1A1A2E;
    --bg-card: #1E2A45;
    --text: #DFE6E9;
    --text-muted: #B2BEC3;
    --border: #2D3436;
    --shadow-sm: 0 1px 3px rgba(0,0,0,.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,.4);
    --shadow-lg: 0 8px 24px rgba(0,0,0,.5);

    --bs-body-bg: #1A1A2E;
    --bs-body-color: #DFE6E9;
    --bs-card-bg: #1E2A45;
    --bs-card-color: #DFE6E9;
    --bs-border-color: #2D3436;
    --bs-table-bg: #1E2A45;
    --bs-table-color: #DFE6E9;
    --bs-table-hover-bg: #24324F;
    --bs-table-striped-bg: #1C263E;
    --bs-dropdown-bg: #1E2A45;
    --bs-dropdown-color: #DFE6E9;
    --bs-dropdown-border-color: #2D3436;
    --bs-dropdown-link-color: #DFE6E9;
    --bs-dropdown-link-hover-bg: #24324F;
    --bs-dropdown-link-active-bg: var(--accent);
    --bs-list-group-bg: #1E2A45;
    --bs-list-group-color: #DFE6E9;
    --bs-list-group-border-color: #2D3436;
    --bs-pagination-bg: #1E2A45;
    --bs-pagination-color: #DFE6E9;
    --bs-pagination-border-color: #2D3436;
    --bs-pagination-hover-bg: #24324F;
    --bs-pagination-hover-color: #DFE6E9;
    --bs-pagination-focus-bg: #24324F;
    --bs-pagination-disabled-bg: #1A1A2E;
    --bs-progress-bg: #2D3436;
    --bs-close-color: #DFE6E9;
}

* { box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    transition: var(--transition);
}

.navbar {
    background: var(--bg-card) !important;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    padding: .75rem 1.5rem;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--accent) !important;
    letter-spacing: -.5px;
}

.nav-link {
    color: var(--text-muted) !important;
    font-weight: 500;
    padding: .5rem 1rem !important;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
    color: var(--accent) !important;
    background: rgba(0, 184, 148, .08);
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border);
    padding: 1.25rem;
    font-weight: 600;
}

.btn {
    border-radius: var(--radius-sm);
    font-weight: 500;
    padding: .5rem 1.25rem;
    transition: var(--transition);
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 184, 148, .3);
}

.btn-outline-primary {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-outline-primary:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.form-control {
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    padding: .6rem 1rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 184, 148, .15);
}

.form-label {
    font-weight: 500;
    color: var(--text);
    margin-bottom: .35rem;
}

.badge {
    border-radius: 20px;
    padding: .3rem .7rem;
    font-weight: 500;
    font-size: .8rem;
}

.bg-accent { background: var(--accent); }
.bg-accent-light { background: var(--accent-light); }

.stat-card {
    text-align: center;
    padding: 1.5rem;
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: .25rem;
}

.stat-card .stat-label {
    color: var(--text-muted);
    font-size: .875rem;
    font-weight: 500;
}

.skeleton {
    background: linear-gradient(90deg, var(--border) 25%, rgba(255,255,255,.1) 50%, var(--border) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
}

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

.animate-fade-in {
    animation: fadeIn .4s ease both;
}

.animate-slide-up {
    animation: slideUp .4s ease both;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--text-muted);
}

.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: .5;
}

.empty-state h5 {
    color: var(--text);
    margin-bottom: .5rem;
}

[data-theme="dark"] .table-light {
    --bs-table-bg: #24324F;
    --bs-table-color: #DFE6E9;
}

[data-theme="dark"] .bg-light {
    background-color: #24324F !important;
}

[data-theme="dark"] .text-dark {
    color: #DFE6E9 !important;
}

[data-theme="dark"] .btn-close {
    filter: invert(1);
}

.search-form {
    position: relative;
}
.search-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    z-index: 1050;
}
.search-dropdown .search-item:hover {
    background: var(--bg);
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .6s ease, transform .6s ease;
}
.animate-on-scroll.animate-fade-in {
    opacity: 1;
    transform: translateY(0);
}
.landing-section {
    padding: 5rem 0;
}
.landing-section-alt {
    padding: 5rem 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.section-label {
    display: inline-block;
    font-size: .8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent);
    margin-bottom: .75rem;
}
.section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -.75px;
    margin-bottom: 1rem;
}
.section-subtitle {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto 3rem;
    line-height: 1.7;
}

@media (max-width: 768px) {
    .card { margin-bottom: 1rem; }
    .stat-card .stat-value { font-size: 1.5rem; }
}