:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --ink: #16181d;
  --ink-2: #4a5160;
  --ink-3: #8a90a0;
  --line: #e3e6eb;
  --accent: #0b5cad;
  --accent-ink: #ffffff;
  --accent-soft: #e8f1fb;
  --ok: #157f3b;
  --ok-soft: #e6f5ec;
  --warn: #9a5b00;
  --warn-soft: #fff4de;
  --bad: #b42318;
  --bad-soft: #fdecea;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); }
h1 { font-size: 22px; margin: 0; letter-spacing: -.01em; }
h2 { font-size: 16px; margin: 0 0 12px; }
small, .muted { color: var(--ink-3); }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.inline { display: inline; margin: 0; }

/* Barra de topo */
.topbar { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.topbar-in { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 60px; flex-wrap: wrap; }
.brand { font-weight: 700; color: var(--ink); text-decoration: none; display: flex; align-items: center; gap: 8px; }
.brand small { font-weight: 400; }
.brand-mark { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 8px; background: var(--accent); color: #fff; font-size: 15px; }
.nav { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.nav > a:not(.btn) { padding: 8px 12px; border-radius: 8px; color: var(--ink-2); text-decoration: none; font-weight: 500; }
.nav > a:not(.btn):hover { background: var(--bg); }
.nav > a.on { color: var(--accent); background: var(--accent-soft); }
.nav .btn { margin-left: 8px; }
.linkish { background: none; border: 0; color: var(--ink-3); font: inherit; cursor: pointer; padding: 8px 10px; }
.linkish:hover { color: var(--bad); }

main.wrap { padding-top: 28px; padding-bottom: 40px; }
.foot { color: var(--ink-3); font-size: 12px; padding-bottom: 24px; }

/* Cabeçalho de página */
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head p { margin: 4px 0 0; color: var(--ink-2); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* Cartões */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-pad { padding: 20px; }
.card + .card { margin-top: 16px; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 20px; }
.stat { padding: 16px 18px; }
.stat b { display: block; font-size: 26px; line-height: 1.1; font-variant-numeric: tabular-nums; }
.stat span { color: var(--ink-3); font-size: 13px; }

/* Botões */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 14px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--card); color: var(--ink); font: inherit; font-weight: 600; font-size: 14px;
  text-decoration: none; cursor: pointer; white-space: nowrap;
}
.btn:hover { border-color: #c9ced6; background: #fafbfc; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: #094c90; border-color: #094c90; }
.btn-danger { color: var(--bad); }
.btn-danger:hover { background: var(--bad-soft); border-color: #f3c3bd; }
.btn-sm { padding: 6px 10px; font-size: 13px; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* Tabelas */
.table-wrap { overflow-x: auto; }
table.list { width: 100%; border-collapse: collapse; }
table.list th, table.list td { padding: 11px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
table.list th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-3); font-weight: 600; background: #fafbfc; }
table.list tr:last-child td { border-bottom: 0; }
table.list tr.inactive td { color: var(--ink-3); }
table.list td.num { font-variant-numeric: tabular-nums; }
td.row-actions { text-align: right; white-space: nowrap; }
td.row-actions form, td.row-actions .btn { margin-left: 4px; }
.empty { padding: 40px 20px; text-align: center; color: var(--ink-3); }

/* Etiquetas */
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge-ok { background: var(--ok-soft); color: var(--ok); }
.badge-warn { background: var(--warn-soft); color: var(--warn); }
.badge-bad { background: var(--bad-soft); color: var(--bad); }
.badge-muted { background: #eef0f3; color: var(--ink-2); }

/* Formulários */
label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 6px; color: var(--ink-2); }
input[type=text], input[type=email], input[type=password], textarea, select {
  width: 100%; padding: 9px 11px; border: 1px solid #cfd4dc; border-radius: 8px;
  font: inherit; color: var(--ink); background: #fff;
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
textarea { min-height: 120px; resize: vertical; }
.field { margin-bottom: 14px; }
.hint { font-size: 12px; color: var(--ink-3); margin-top: 5px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.check { display: flex; align-items: center; gap: 8px; font-weight: 500; color: var(--ink); }
.check input { width: 16px; height: 16px; }
@media (max-width: 640px) { .row { grid-template-columns: 1fr; } }

details.panel { margin-bottom: 16px; }
details.panel > summary { cursor: pointer; list-style: none; padding: 14px 20px; font-weight: 600; }
details.panel > summary::-webkit-details-marker { display: none; }
details.panel > summary::before { content: "+ "; color: var(--accent); }
details.panel[open] > summary::before { content: "– "; }
details.panel .panel-body { padding: 0 20px 20px; }

/* Mensagens */
.flash { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-weight: 500; }
.flash-ok { background: var(--ok-soft); color: var(--ok); }
.flash-warn { background: var(--warn-soft); color: var(--warn); }
.flash-bad { background: var(--bad-soft); color: var(--bad); }

/* Login */
.login { max-width: 380px; margin: 10vh auto 0; }
.login .brand { justify-content: center; margin-bottom: 20px; font-size: 18px; }

/* Editor */
.editor-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; align-items: start; }
@media (max-width: 1000px) { .editor-grid { grid-template-columns: 1fr; } }
.preview-card { position: sticky; top: 76px; }
.preview-bar { display: flex; justify-content: space-between; align-items: center; padding: 10px 14px; border-bottom: 1px solid var(--line); gap: 8px; }
.preview-bar .seg button { border: 1px solid var(--line); background: #fff; padding: 4px 10px; font: inherit; font-size: 12px; cursor: pointer; }
.preview-bar .seg button:first-child { border-radius: 6px 0 0 6px; }
.preview-bar .seg button:last-child { border-radius: 0 6px 6px 0; border-left: 0; }
.preview-bar .seg button.on { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.preview-frame-wrap { background: #e9ebef; padding: 12px; border-radius: 0 0 var(--radius) var(--radius); display: flex; justify-content: center; }
.preview-frame { width: 100%; height: 72vh; border: 0; background: #fff; border-radius: 6px; transition: width .2s; }
.preview-frame.mobile { width: 380px; }
.inbox-line { padding: 10px 14px; border-bottom: 1px solid var(--line); font-size: 13px; }
.inbox-line b { display: block; }
.inbox-line span { color: var(--ink-3); }
.tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }
.tags code { background: var(--bg); border: 1px solid var(--line); padding: 1px 6px; border-radius: 5px; font-size: 12px; cursor: pointer; }
.sticky-actions { position: sticky; bottom: 0; background: var(--card); border-top: 1px solid var(--line); padding: 14px 20px; display: flex; gap: 8px; flex-wrap: wrap; justify-content: space-between; border-radius: 0 0 var(--radius) var(--radius); }

/* Envio */
.progress { height: 12px; background: #eef0f3; border-radius: 999px; overflow: hidden; margin: 14px 0 8px; }
.progress > div { height: 100%; width: 0; background: var(--accent); transition: width .25s; }
.log { max-height: 260px; overflow: auto; font: 12.5px/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: #fafbfc; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; margin-top: 12px; }
.log .ok { color: var(--ok); }
.log .bad { color: var(--bad); }

.public { max-width: 520px; margin: 12vh auto; text-align: center; }
.public .card-pad { padding: 36px 28px; }