:root {
    --primary: #1f4e79;
    --primary-contrast: #ffffff;
    --text: #1d2433;
    --muted: #667085;
    --border: #e4e7ec;
    --bg: #ffffff;
    --bg-soft: #f6f7f9;
    --danger: #c0392b;
    --success: #1e8e3e;
    --warning: #d97706;
    --radius: 10px;
    --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .1);
    --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); color: var(--text); background: var(--bg); line-height: 1.55; font-size: 15px; }
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.25; margin: 0 0 .5em; }
p { margin: 0 0 1em; }
small, .muted { color: var(--muted); }
.nowrap { white-space: nowrap; }
.text-right { text-align: right; }
.mt-0 { margin-top: 0; } .mt-1 { margin-top: .5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; }
.mb-0 { margin-bottom: 0; } .mb-1 { margin-bottom: .5rem; } .mb-2 { margin-bottom: 1rem; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: .4rem; padding: .55rem 1rem; border-radius: 8px; border: 1px solid transparent; font: inherit; font-weight: 600; font-size: 14px; cursor: pointer; text-decoration: none !important; line-height: 1.2; background: var(--primary); color: var(--primary-contrast); transition: filter .15s, background .15s; white-space: nowrap; }
.btn:hover { filter: brightness(1.08); }
.btn-secondary { background: #fff; color: var(--text); border-color: var(--border); }
.btn-secondary:hover { background: var(--bg-soft); filter: none; }
.btn-danger { background: #fff; color: var(--danger); border-color: #f3c7c2; }
.btn-danger:hover { background: #fdf0ee; filter: none; }
.btn-success { background: var(--success); }
.btn-sm { padding: .35rem .7rem; font-size: 13px; }
.btn-lg { padding: .8rem 1.4rem; font-size: 16px; }
.btn-link { background: none; border: 0; color: var(--primary); padding: 0; font-weight: 500; cursor: pointer; font: inherit; }
.btn-block { width: 100%; justify-content: center; }

/* Forms */
.form-group { margin-bottom: 1rem; }
label, .label { display: block; font-weight: 600; font-size: 13px; margin-bottom: .3rem; color: #344054; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=date], input[type=datetime-local], input[type=url], input[type=tel], input[type=search], select, textarea {
    width: 100%; padding: .55rem .7rem; border: 1px solid #d0d5dd; border-radius: 8px; font: inherit; font-size: 14px; background: #fff; color: var(--text);
}
input:focus, select:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--primary) 35%, transparent); border-color: var(--primary); }
input[type=color] { width: 60px; height: 38px; padding: 2px; border: 1px solid #d0d5dd; border-radius: 8px; }
textarea { min-height: 110px; resize: vertical; }
.checkbox { display: flex; align-items: center; gap: .5rem; font-weight: 500; font-size: 14px; }
.checkbox input { width: 16px; height: 16px; }
.help { font-size: 12px; color: var(--muted); margin-top: .25rem; }
.error { font-size: 12px; color: var(--danger); margin-top: .25rem; }
.is-invalid { border-color: var(--danger) !important; }
.grid { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 800px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: minmax(0, 1fr); } }

/* Alerts & badges */
.alert { padding: .8rem 1rem; border-radius: 8px; margin-bottom: 1rem; font-size: 14px; }
.alert-success { background: #ecfdf3; color: #05603a; border: 1px solid #abefc6; }
.alert-danger { background: #fef3f2; color: #912018; border: 1px solid #fecdca; }
.alert-info { background: #eff8ff; color: #175cd3; border: 1px solid #b2ddff; }
.alert ul { margin: 0; padding-left: 1.2rem; }
.badge { display: inline-block; padding: .15rem .55rem; border-radius: 999px; font-size: 12px; font-weight: 600; background: #f2f4f7; color: #344054; white-space: nowrap; }
.badge-green { background: #ecfdf3; color: #067647; }
.badge-orange { background: #fffaeb; color: #b54708; }
.badge-red { background: #fef3f2; color: #b42318; }
.badge-blue { background: #eff8ff; color: #175cd3; }
.badge-grey { background: #f2f4f7; color: #475467; }

/* Tables */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; padding: .6rem .75rem; border-bottom: 1px solid var(--border); background: var(--bg-soft); }
.table td { padding: .65rem .75rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table-wrap { overflow-x: auto; }

/* Pagination */
.pagination { display: flex; gap: .3rem; flex-wrap: wrap; margin: 1.5rem 0 0; padding: 0; list-style: none; }
.pagination a, .pagination span { display: inline-block; min-width: 36px; text-align: center; padding: .4rem .65rem; border: 1px solid var(--border); border-radius: 8px; font-size: 14px; color: var(--text); background: #fff; }
.pagination .active span { background: var(--primary); color: #fff; border-color: var(--primary); }
.pagination .disabled span { color: #c0c4cc; }