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

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #f3f4f6;
    color: #1f2937;
    min-height: 100vh;
}

body.dark {
    background: #121212;
    color: #e5e7eb;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 16px;
}

.nav {
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
    position: sticky;
    top: 0;
    z-index: 10;
}

body.dark .nav {
    background: #1e1e1e;
    border-bottom: 1px solid #333333;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 64px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 8px;
}

.brand h1 {
    font-size: 20px;
}

.brand-icon {
    font-size: 22px;
}

.theme-toggle {
    border: none;
    background: transparent;
    font-size: 18px;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
}

.theme-toggle:hover {
    background: rgba(0, 0, 0, 0.05);
}

body.dark .theme-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}

.main {
    padding: 24px 0 40px;
    display: grid;
    gap: 24px;
}

h2 {
    font-size: 18px;
    margin-bottom: 12px;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

body.dark .card {
    background: #1e1e1e;
    border-color: #333333;
}

.muted {
    color: #6b7280;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

body.dark .muted {
    color: #9ca3af;
}

.big {
    font-size: 28px;
    font-weight: bold;
    margin-top: 6px;
}

.success {
    color: #16a34a;
}

.danger {
    color: #dc2626;
}

.icon-circle {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    font-size: 18px;
    border: 1px solid;
}

.icon-circle.blue {
    background: #dbeafe;
    border-color: #bfdbfe;
    color: #2563eb;
}

.icon-circle.yellow {
    background: #fef9c3;
    border-color: #fde68a;
    color: #ca8a04;
}

.icon-circle.green {
    background: #dcfce7;
    border-color: #bbf7d0;
    color: #16a34a;
}

.icon-circle.red {
    background: #fee2e2;
    border-color: #fecaca;
    color: #dc2626;
}

body.dark .icon-circle.blue {
    background: rgba(37, 99, 235, 0.2);
    border-color: #1d4ed8;
    color: #93c5fd;
}

body.dark .icon-circle.yellow {
    background: rgba(202, 138, 4, 0.2);
    border-color: #a16207;
    color: #fde68a;
}

body.dark .icon-circle.green {
    background: rgba(22, 163, 74, 0.2);
    border-color: #15803d;
    color: #86efac;
}

body.dark .icon-circle.red {
    background: rgba(220, 38, 38, 0.2);
    border-color: #b91c1c;
    color: #fca5a5;
}

.panel {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    overflow: hidden;
}

body.dark .panel {
    background: #1e1e1e;
    border-color: #333333;
}

.panel-header {
    padding: 14px 18px;
    background: #f9fafb;
    border-bottom: 1px solid #e5e7eb;
}

body.dark .panel-header {
    background: #252525;
    border-bottom: 1px solid #333333;
}

.panel-body {
    padding: 18px;
}

.form-grid {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.field {
    display: grid;
    gap: 6px;
}

label {
    font-size: 13px;
    color: #6b7280;
}

body.dark label {
    color: #9ca3af;
}

input,
select {
    padding: 10px;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    background: #ffffff;
    color: #1f2937;
}

body.dark input,
body.dark select {
    background: #2c2c2c;
    border-color: #333333;
    color: #e5e7eb;
}

.primary {
    background: #3b82f6;
    color: white;
    border: none;
    padding: 11px 14px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
}

.primary:hover {
    background: #2563eb;
}

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

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

thead {
    background: #f9fafb;
}

body.dark thead {
    background: #252525;
}

th,
td {
    text-align: left;
    padding: 12px 14px;
    border-bottom: 1px solid #e5e7eb;
    font-size: 14px;
}

body.dark th,
body.dark td {
    border-bottom: 1px solid #333333;
}

th {
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 12px;
    color: #6b7280;
}

body.dark th {
    color: #9ca3af;
}

tbody tr:hover {
    background: #f3f4f6;
}

body.dark tbody tr:hover {
    background: #252525;
}

.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: bold;
    border: 1px solid transparent;
}

.badge.blue {
    background: #dbeafe;
    color: #1d4ed8;
    border-color: #bfdbfe;
}

.badge.green {
    background: #dcfce7;
    color: #15803d;
    border-color: #bbf7d0;
}

.badge.red {
    background: #fee2e2;
    color: #b91c1c;
    border-color: #fecaca;
}

.badge.gray {
    background: #f3f4f6;
    color: #374151;
    border-color: #e5e7eb;
}

body.dark .badge.blue {
    background: rgba(37, 99, 235, 0.2);
    color: #bfdbfe;
    border-color: #1d4ed8;
}

body.dark .badge.green {
    background: rgba(22, 163, 74, 0.2);
    color: #86efac;
    border-color: #15803d;
}

body.dark .badge.red {
    background: rgba(220, 38, 38, 0.2);
    color: #fca5a5;
    border-color: #b91c1c;
}

body.dark .badge.gray {
    background: rgba(55, 65, 81, 0.4);
    color: #e5e7eb;
    border-color: #4b5563;
}

.right {
    text-align: right;
}

.delete-btn {
    background: transparent;
    border: none;
    color: #dc2626;
    cursor: pointer;
    font-size: 16px;
}

body.dark .delete-btn {
    color: #f87171;
}

.empty {
    text-align: center;
    padding: 24px 0;
    color: #6b7280;
}

body.dark .empty {
    color: #9ca3af;
}

.footer {
    border-top: 1px solid #e5e7eb;
    padding: 16px 0;
    text-align: center;
    font-size: 13px;
    color: #6b7280;
}

body.dark .footer {
    border-top: 1px solid #333333;
    color: #9ca3af;
}