:root {
  --navy: #12355b;
  --navy-2: #0b2745;
  --blue: #2f80ed;
  --sky: #eaf4ff;
  --green: #16885a;
  --green-dark: #0f6d46;
  --yellow: #f4b740;
  --orange: #e87722;
  --red: #d83a3a;
  --bg: #f5f7fa;
  --panel: #ffffff;
  --line: #dce4ed;
  --text: #172033;
  --muted: #65758b;
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); }
a { color: inherit; text-decoration: none; }
.app-shell { min-height: 100vh; display: grid; grid-template-columns: 280px 1fr; }
.sidebar { background: var(--navy-2); color: #fff; padding: 22px; display: flex; flex-direction: column; gap: 18px; position: sticky; top: 0; height: 100vh; }
.brand { display: flex; gap: 12px; align-items: center; }
.brand-mark { width: 42px; height: 42px; border-radius: var(--radius); background: var(--blue); display: grid; place-items: center; font-weight: 800; }
.brand strong, .brand span { display: block; }
.brand span { color: #b8c6d8; font-size: 12px; }
.sidebar nav { display: grid; gap: 6px; }
.sidebar nav a { padding: 11px 12px; border-radius: var(--radius); color: #e6eef8; }
.sidebar nav a:hover { background: rgba(255,255,255,.12); }
.ethics-note { margin-top: auto; font-size: 12px; line-height: 1.45; color: #c8d6e6; border-top: 1px solid rgba(255,255,255,.16); padding-top: 16px; }
.main { min-width: 0; }
.topbar { height: 70px; background: #fff; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; padding: 0 26px; position: sticky; top: 0; z-index: 5; }
.topbar span { display: block; color: var(--muted); font-size: 13px; }
.user-chip { text-align: right; background: var(--sky); padding: 8px 12px; border-radius: var(--radius); }
.user-chip small { color: var(--muted); }
.content { padding: 26px; }
.page-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
h1 { margin: 0; font-size: 28px; letter-spacing: 0; }
h2 { margin: 0 0 14px; font-size: 18px; letter-spacing: 0; }
p { line-height: 1.5; }
.page-heading p { margin: 6px 0 0; color: var(--muted); }
.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin: 18px 0; }
.metric, .panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: 0 12px 24px rgba(18, 53, 91, .05); }
.metric span { color: var(--muted); font-size: 13px; }
.metric strong { display: block; font-size: 30px; margin-top: 8px; }
.metric.ok { border-left: 5px solid var(--green); }
.metric.warn { border-left: 5px solid var(--orange); }
.metric.danger { border-left: 5px solid var(--red); }
.dashboard-grid, .detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 18px 0; }
.detail-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.detail-grid .panel:nth-child(2) { grid-column: span 2; }
.notice, .alert { border-radius: var(--radius); padding: 12px 14px; margin: 12px 0; background: var(--sky); border: 1px solid #c9e2ff; color: var(--navy); }
.alert.ok, .status.ok, .score.ok { background: #e7f6ee; color: var(--green); border-color: #bfe7d1; }
.alert.danger, .status.danger, .score.danger { background: #fff0f0; color: var(--red); border-color: #ffd1d1; }
.alert.media, .status.mid, .score.mid { background: #fff8df; color: #8a6500; border-color: #ffe8a3; }
.alert.alta, .alert.critica, .status.warn, .score.warn { background: #fff3e8; color: var(--orange); border-color: #ffd6b7; }
.score.ok-dark, .status.ok-dark { background: #ddf4e7; color: var(--green-dark); }
.score { display: inline-flex; align-items: center; min-height: 40px; padding: 8px 12px; border-radius: var(--radius); font-weight: 800; border: 1px solid currentColor; }
.table-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; min-width: 820px; }
th, td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; color: var(--muted); text-transform: uppercase; background: #f9fbfd; }
.status { display: inline-flex; padding: 4px 8px; border-radius: 999px; font-size: 12px; font-weight: 700; }
.form-grid { display: grid; gap: 12px; }
.form-grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.form-grid .wide { grid-column: 1 / -1; }
label { display: grid; gap: 6px; font-weight: 700; font-size: 13px; }
input, select, textarea { width: 100%; border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 11px; font: inherit; background: #fff; color: var(--text); }
textarea { min-height: 92px; resize: vertical; }
button, .button, .primary { border: 0; border-radius: var(--radius); padding: 10px 14px; background: var(--navy); color: #fff; font-weight: 800; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; min-height: 40px; }
.button.small { min-height: 32px; padding: 6px 10px; font-size: 13px; }
.primary { background: var(--blue); }
.icon-button { display: none; width: 42px; padding: 0; }
.filters { display: flex; gap: 10px; margin: 14px 0; align-items: center; flex-wrap: wrap; }
.filters input, .filters select { max-width: 320px; }
.inline-form { display: flex; gap: 6px; align-items: center; min-width: 380px; }
.inline-form input, .inline-form select { padding: 7px; }
.list-item { display: grid; gap: 4px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.list-item span, .muted { color: var(--muted); font-size: 13px; }
.actions { display: flex; gap: 10px; }
.traffic { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; min-height: 90px; align-items: stretch; }
.traffic span { border-radius: var(--radius); }
.traffic .green { background: var(--green); }
.traffic .yellow { background: var(--yellow); }
.traffic .orange { background: var(--orange); }
.traffic .red { background: var(--red); }
.login-page { min-height: 100vh; display: grid; place-items: center; background: linear-gradient(135deg, #eef6ff, #f7fafc); padding: 22px; }
.login-card { width: min(440px, 100%); background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: 0 24px 54px rgba(18,53,91,.12); }
.login-brand { margin-bottom: 20px; color: var(--text); }
summary { cursor: pointer; font-weight: 800; margin-bottom: 14px; }
canvas { width: 100%; max-height: 320px; }

@media (max-width: 1100px) {
  .metric-grid, .detail-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dashboard-grid { grid-template-columns: 1fr; }
  .form-grid.cols-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; inset: 0 auto 0 0; width: min(86vw, 310px); transform: translateX(-104%); transition: transform .2s ease; z-index: 10; }
  .sidebar.open { transform: translateX(0); }
  .icon-button { display: inline-flex; }
  .topbar { padding: 0 14px; gap: 10px; }
  .topbar > div:nth-child(2) span { display: none; }
  .content { padding: 18px 14px; }
  .page-heading { flex-direction: column; }
  h1 { font-size: 23px; }
  .metric-grid, .detail-grid, .form-grid.cols-2, .form-grid.cols-3 { grid-template-columns: 1fr; }
  .detail-grid .panel:nth-child(2) { grid-column: auto; }
  .user-chip { display: none; }
  .filters input, .filters select { max-width: none; }
  .inline-form { min-width: 300px; flex-wrap: wrap; }
}