:root {
    --brand-primary: #2563eb;
    --brand-primary-dark: #1d4ed8;
    --brand-gray: #d1d5db;
    --brand-grey-light: #f3f4f6;
    --brand-destructive: #ef4444;
    --brand-success: #22c55e;
    --text-primary: #1a1a1a;
    --text-muted: #6b7280;
    --bg-card: #ffffff;
    --radius: 12px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    color: var(--text-primary);
    background: var(--brand-grey-light);
    min-height: 100vh;
    padding: 40px 16px;
}
.container { max-width: 720px; margin: 0 auto; }

/* Header */
.header {
    display: flex; align-items: center; gap: 12px;
    margin-bottom: 24px;
}
.header img { height: 36px; }
.header h1 { font-size: 20px; font-weight: 600; color: #001C34; }

/* Card */
.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--brand-gray);
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
    overflow: hidden;
    margin-bottom: 20px;
}
.card-header {
    background: var(--brand-grey-light);
    padding: 12px 16px;
    font-weight: 600;
    font-size: 16px;
}
.card-body { padding: 16px; }

/* Table */
table { width: 100%; border-collapse: collapse; }
th {
    background: var(--brand-grey-light);
    text-transform: uppercase;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    padding: 8px 12px;
    text-align: left;
    border-right: 1px solid var(--brand-gray);
}
th:last-child { border-right: none; text-align: center; width: 60px; }
td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--brand-gray);
    border-right: 1px solid var(--brand-gray);
}
td:last-child { border-right: none; text-align: center; width: 60px; }
tr:hover { background: rgba(243,244,246,0.5); }
tr:last-child td { border-bottom: none; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; gap: 4px;
    height: 32px; padding: 0 12px;
    border: 1px solid var(--brand-gray);
    border-radius: 6px;
    background: var(--bg-card);
    font-size: 14px; font-family: inherit;
    cursor: pointer; white-space: nowrap;
    text-decoration: none;
    color: var(--text-primary);
}
.btn:hover { background: var(--brand-grey-light); }
.btn-primary {
    background: var(--brand-primary); color: #fff; border-color: var(--brand-primary);
}
.btn-primary:hover { background: var(--brand-primary-dark); }
.btn-sm { height: 28px; padding: 0 8px; font-size: 13px; }

/* Form */
.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}
.form-row {
    display: flex; gap: 8px; align-items: flex-end;
}
.form-row input { flex: 1; }
input[type="text"] {
    height: 36px; padding: 0 12px;
    border: 1px solid var(--brand-gray);
    border-radius: 6px; font-size: 14px; font-family: inherit;
}
input[type="text"]:focus { outline: none; border-color: var(--brand-primary); box-shadow: 0 0 0 2px rgba(37,99,235,0.15); }

/* Footer */
.footer { text-align: center; padding: 16px; color: #9ca3af; font-size: 12px; }

/* Empty state */
.empty-cell { color: var(--text-muted); padding: 24px; text-align: center; }