:root {
    --bg: #f3f6fb;
    --card: #ffffff;
    --text: #172033;
    --muted: #627088;
    --primary: #1f5eff;
    --primary-dark: #1849c9;
    --border: #dde5f0;
    --danger: #b42318;
    --success: #067647;
    --warning: #b54708;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.header {
    background: #0f1d3a;
    color: #fff;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header a { color: #fff; margin-left: 14px; }
.header-title { font-weight: bold; font-size: 20px; }

.container {
    width: min(1100px, calc(100% - 32px));
    margin: 28px auto;
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 24px;
    box-shadow: 0 10px 22px rgba(24, 49, 83, .06);
    margin-bottom: 18px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.form-grid .full { grid-column: 1 / -1; }

label {
    font-weight: 600;
    display: block;
    margin-bottom: 6px;
}

input, textarea, select {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 11px 12px;
    font-size: 15px;
    background: #fff;
}

textarea { min-height: 120px; resize: vertical; }

.btn {
    display: inline-block;
    border: 0;
    border-radius: 10px;
    padding: 11px 16px;
    background: var(--primary);
    color: #fff;
    font-weight: bold;
    cursor: pointer;
    text-decoration: none;
    font-size: 15px;
}

.btn:hover { background: var(--primary-dark); text-decoration: none; }
.btn-secondary { background: #536179; }
.btn-danger { background: var(--danger); }
.btn-success { background: var(--success); }

.actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 16px; }

.table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
}

.table th, .table td {
    text-align: left;
    border-bottom: 1px solid var(--border);
    padding: 12px;
    vertical-align: top;
}

.table th { color: var(--muted); font-size: 14px; }

.badge {
    display: inline-block;
    padding: 5px 9px;
    border-radius: 999px;
    background: #e7efff;
    color: #173d8f;
    font-size: 13px;
    font-weight: bold;
}

.muted { color: var(--muted); }
.small { font-size: 13px; }

.alert {
    padding: 12px 14px;
    border-radius: 10px;
    margin-bottom: 16px;
    border: 1px solid transparent;
}
.alert-success { background: #ecfdf3; color: #05603a; border-color: #abefc6; }
.alert-danger { background: #fef3f2; color: #912018; border-color: #fecdca; }
.alert-warning { background: #fffaeb; color: #93370d; border-color: #fedf89; }
.alert-info { background: #eff8ff; color: #175cd3; border-color: #b2ddff; }

.timeline { border-left: 3px solid var(--border); margin-left: 10px; padding-left: 18px; }
.timeline-item { margin-bottom: 18px; }
.timeline-date { font-size: 13px; color: var(--muted); }

.kv {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 8px 16px;
}
.kv div:nth-child(odd) { font-weight: bold; color: var(--muted); }

@media (max-width: 760px) {
    .grid-2, .grid-3, .form-grid { grid-template-columns: 1fr; }
    .kv { grid-template-columns: 1fr; }
    .header { display: block; }
    .header nav { margin-top: 10px; }
    .header a { display: inline-block; margin: 4px 8px 4px 0; }
}