/* NetOLT Central — painel do fornecedor. Visual neutro: superfícies brancas/cinza, um acento azul. */

:root {
  --bg: #f3f4f6;
  --surface: #ffffff;
  --surface-2: #f8f9fa;
  --border: #dcdfe4;
  --border-strong: #c4c9d0;
  --text: #1d2228;
  --muted: #5d6773;
  --accent: #1e5a96;
  --accent-hover: #174a7c;
  --accent-soft: #e8eff7;
  --ok: #1b6e3a;
  --ok-soft: #e7f3eb;
  --warn: #8a5a00;
  --warn-soft: #fbf3e0;
  --danger: #a8261d;
  --danger-soft: #fbeceb;
  --neutral-soft: #eceef1;
  --radius: 6px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

[hidden] { display: none !important; }

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 var(--sans);
}

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

h1 { font-size: 20px; font-weight: 600; margin: 0; }
h2 { font-size: 15px; font-weight: 600; margin: 0; }
h3 { font-size: 13px; font-weight: 600; margin: 0 0 8px; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }

code, .mono { font-family: var(--mono); font-size: 12.5px; }

.muted { color: var(--muted); }
.small { font-size: 12px; }
.nowrap { white-space: nowrap; }
.right { text-align: right; }

.boot { padding: 40px; color: var(--muted); }

/* ---------- Login ---------- */
.login {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.login-card {
  width: 100%;
  max-width: 360px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.login-card p { margin: 2px 0 20px; }

.brand { font-weight: 700; font-size: 16px; letter-spacing: .01em; color: var(--text); }
.brand span { font-weight: 400; color: var(--muted); }
.brand-lg { font-size: 20px; }

/* ---------- Estrutura ---------- */
.shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px;
  flex: none;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 18px 12px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.sidebar .brand { padding: 0 8px 18px; }
.nav { display: flex; flex-direction: column; gap: 2px; }
.nav a {
  color: var(--text);
  padding: 8px 10px;
  border-radius: var(--radius);
  text-decoration: none;
}
.nav a:hover { background: var(--surface-2); }
.nav a.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.sidebar-foot {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 8px 0;
  border-top: 1px solid var(--border);
}

.main { flex: 1; min-width: 0; padding: 24px 28px 48px; }

.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.page-head .sub { margin-top: 4px; }
.page-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- Cartões ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
}
.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.card-body { padding: 16px; }
.card-body.flush { padding: 0; }
.card-note { padding: 10px 16px; border-top: 1px solid var(--border); color: var(--muted); font-size: 12.5px; }

.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.grid-2 > .card { margin-bottom: 0; }
.spacer { height: 16px; }

.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.kpi {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  color: var(--text);
  text-decoration: none;
}
a.kpi:hover { border-color: var(--border-strong); text-decoration: none; }
.kpi-label { color: var(--muted); font-size: 12.5px; }
.kpi-value { font-size: 26px; font-weight: 600; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi.alert .kpi-value { color: var(--danger); }
.kpi.warn .kpi-value { color: var(--warn); }

/* ---------- Definições ---------- */
.dl { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 8px 12px; margin: 0; }
.dl dt { color: var(--muted); }
.dl dd { margin: 0; overflow-wrap: anywhere; }

/* ---------- Tabelas ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12px; font-weight: 600; color: var(--muted); background: var(--surface-2); white-space: nowrap; }
tbody tr:last-child td { border-bottom: none; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: var(--surface-2); }
td.actions { text-align: right; min-width: 140px; }
td.actions .btn { margin: 2px 0 2px 4px; }
.empty { padding: 28px 16px; text-align: center; color: var(--muted); }

/* ---------- Selos ---------- */
.badge {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.6;
  white-space: nowrap;
  background: var(--neutral-soft);
  color: var(--muted);
}
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.danger { background: var(--danger-soft); color: var(--danger); }
.badge.accent { background: var(--accent-soft); color: var(--accent); }

.banner {
  border: 1px solid var(--border);
  border-left-width: 4px;
  border-radius: var(--radius);
  background: var(--surface);
  padding: 12px 16px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.banner.danger { border-left-color: var(--danger); background: var(--danger-soft); }
.banner.warn { border-left-color: var(--warn); background: var(--warn-soft); }
.banner.info { border-left-color: var(--accent); background: var(--accent-soft); }

/* ---------- Formulários ---------- */
.field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 12px; }
.field > span { font-size: 12.5px; font-weight: 600; color: var(--muted); }
.field .hint { font-size: 12px; color: var(--muted); font-weight: 400; }
.field-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 12px; }
.check { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }

input, select, textarea {
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 7px 10px;
  width: 100%;
}
input[type="checkbox"] { width: auto; }
input[type="file"] { padding: 5px; background: var(--surface-2); }
textarea { resize: vertical; min-height: 70px; }
textarea.mono { font-family: var(--mono); font-size: 12.5px; }
input:focus, select:focus, textarea:focus, .btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}

.toolbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.toolbar input { max-width: 320px; }
.toolbar select { width: auto; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font: inherit;
  font-weight: 500;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 7px 14px;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { background: var(--surface-2); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn.danger { color: var(--danger); border-color: #e0b4b0; }
.btn.danger:hover { background: var(--danger-soft); }
.btn.danger-solid { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn.small { padding: 3px 10px; font-size: 12.5px; }
.btn.block { width: 100%; }

.form-error {
  background: var(--danger-soft);
  color: var(--danger);
  border-radius: var(--radius);
  padding: 8px 12px;
  margin: 0 0 12px;
  font-size: 13px;
}

.codebox {
  display: flex;
  align-items: stretch;
  gap: 8px;
}
.codebox pre {
  flex: 1;
  min-width: 0;
  margin: 0;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 9px 12px;
  font-family: var(--mono);
  font-size: 12.5px;
  white-space: pre-wrap;
  word-break: break-all;
}

.pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 12.5px;
}
.pager .btns { display: flex; gap: 6px; }

.progress {
  height: 6px;
  background: var(--neutral-soft);
  border-radius: 3px;
  overflow: hidden;
  margin: 8px 0 12px;
}
.progress > div { height: 100%; width: 0; background: var(--accent); }

.notes {
  white-space: pre-wrap;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  max-height: 320px;
  overflow: auto;
}

/* ---------- Modal ---------- */
.modal {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0;
  width: min(560px, calc(100vw - 32px));
  color: var(--text);
  background: var(--surface);
}
.modal::backdrop { background: rgba(20, 24, 30, .35); }
.modal-head { padding: 16px 20px 0; }
.modal-body { padding: 16px 20px 4px; max-height: 70vh; overflow: auto; }
.modal .form-error { margin: 0 20px 12px; }
.modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 20px 16px;
  border-top: 1px solid var(--border);
}

/* ---------- Avisos ---------- */
.toasts {
  position: fixed;
  right: 16px;
  bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 100;
}
.toast {
  background: var(--text);
  color: #fff;
  padding: 10px 14px;
  border-radius: var(--radius);
  max-width: 380px;
  font-size: 13px;
}
.toast.error { background: var(--danger); }

/* ---------- Telas estreitas ---------- */
@media (max-width: 900px) {
  .grid-2 { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 720px) {
  .shell { flex-direction: column; }
  .sidebar {
    width: auto;
    height: auto;
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 12px 16px;
  }
  .sidebar .brand { padding: 0 0 8px; }
  .nav { flex-direction: row; flex-wrap: wrap; }
  .sidebar-foot { border-top: none; padding: 8px 0 0; }
  .main { padding: 16px; }
  .dl { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .dl dd { margin-bottom: 8px; }
  .field-row { grid-template-columns: minmax(0, 1fr); }
}