:root {
    --bg: #f5f7fb;
    --card: #ffffff;
    --text: #152033;
    --muted: #667085;
    --line: #d9e0ea;
    --primary: #1769aa;
    --primary-dark: #0e4f82;
    --danger: #a61b1b;
    --success: #137333;
    --warning: #b25e00;
}

* { 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; }

.container { max-width: 1180px; margin: 0 auto; padding: 22px; }
.navbar { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.nav-inner { max-width: 1180px; margin: 0 auto; display: flex; gap: 12px; align-items: center; padding: 14px 22px; flex-wrap: wrap; }
.brand { font-weight: 800; margin-right: 14px; color: var(--text); }
.nav-link { padding: 8px 10px; border-radius: 9px; color: var(--text); font-size: 14px; }
.nav-link.active, .nav-link:hover { background: #eaf3fb; text-decoration: none; color: var(--primary-dark); }

h1 { margin: 10px 0 6px; font-size: 28px; }
h2 { margin-top: 0; font-size: 20px; }
.subtitle { color: var(--muted); margin-top: 0; }

.grid { display: grid; gap: 16px; }
.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)); }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 18px; box-shadow: 0 4px 18px rgba(15, 23, 42, 0.04); }
.metric { display: flex; flex-direction: column; gap: 6px; }
.metric span { color: var(--muted); font-size: 13px; }
.metric strong { font-size: 24px; }
.badge { display: inline-block; padding: 4px 8px; border-radius: 999px; background: #eef2f7; font-size: 12px; color: #344054; }
.badge.good { background: #e7f4eb; color: var(--success); }
.badge.warn { background: #fff4e5; color: var(--warning); }
.badge.danger { background: #fdecec; color: var(--danger); }

form .row { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 14px; }
label { display: block; font-size: 13px; font-weight: 700; color: #344054; margin-bottom: 6px; }
input, select, textarea {
    width: 100%;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    padding: 10px 11px;
    font-size: 14px;
    background: white;
}
textarea { min-height: 88px; resize: vertical; }
button, .button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 10px;
    padding: 10px 14px;
    cursor: pointer;
    background: var(--primary);
    color: white;
    font-weight: 700;
    font-size: 14px;
}
button:hover, .button:hover { background: var(--primary-dark); text-decoration: none; }
.button.secondary { background: #eef2f7; color: var(--text); }
.button.secondary:hover { background: #e2e8f0; }
.button.danger { background: var(--danger); }
.actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 14px; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; text-align: left; }
th { color: #344054; font-size: 12px; text-transform: uppercase; letter-spacing: .02em; background: #f8fafc; }
.small { font-size: 12px; color: var(--muted); }
.notice { background: #fff8e5; border: 1px solid #f5d48b; color: #6b4600; padding: 12px 14px; border-radius: 12px; }
.success-msg { background: #e7f4eb; border: 1px solid #b7dfc1; color: var(--success); padding: 12px 14px; border-radius: 12px; margin: 10px 0; }
.error-msg { background: #fdecec; border: 1px solid #f4b5b5; color: var(--danger); padding: 12px 14px; border-radius: 12px; margin: 10px 0; }

.footer { color: var(--muted); font-size: 12px; margin-top: 28px; }

@media (max-width: 800px) {
    .grid-2, .grid-3, .grid-4, form .row { grid-template-columns: 1fr; }
    .container { padding: 16px; }
}

@media print {
    .navbar, .no-print, .actions { display: none !important; }
    body { background: white; }
    .container { max-width: none; padding: 0; }
    .card { box-shadow: none; border: 1px solid #ddd; page-break-inside: avoid; }
    a { color: #000; }
}

.nav-logout { margin-left: auto; color: var(--danger); }
.login-page { min-height: 100vh; display: grid; place-items: center; background: linear-gradient(135deg, #eef6ff, #f8fafc); }
.login-wrapper { width: 100%; max-width: 440px; padding: 24px; }
.login-card { padding: 28px; }
.login-brand { font-weight: 800; color: var(--primary-dark); margin-bottom: 14px; letter-spacing: .02em; }
.login-card h1 { margin-top: 0; }
button:disabled, input:disabled { opacity: .65; cursor: not-allowed; }