:root {
  --bg: #10140f;
  --bg-elev: #171d15;
  --bg-hover: #1e261c;
  --line: #2c3828;
  --text: #e8eedf;
  --muted: #9aa58c;
  --accent: #d4b45a;
  --accent-2: #8fba6a;
  --danger: #d46a5c;
  --shadow: 0 24px 50px rgba(0, 0, 0, 0.28);
  --radius: 14px;
  --sidebar: 260px;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(212, 180, 90, 0.08), transparent 50%),
    var(--bg);
  color: var(--text);
  letter-spacing: 0.01em;
}

code, .copyable, .chip, table td code {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.86em;
}

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

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar);
  background: #0c100b;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  padding: 22px 16px;
  z-index: 5;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 28px;
}
.brand-mark {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 10px;
  font-size: 18px;
}
.brand strong { display: block; font-size: 15px; }
.brand small { color: var(--muted); }

.sidebar nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.sidebar nav a {
  color: var(--text);
  padding: 10px 12px;
  border-radius: 10px;
  text-decoration: none;
}
.sidebar nav a:hover,
.sidebar nav a.active {
  background: var(--bg-hover);
  text-decoration: none;
}
.sidebar nav a.active { color: var(--accent); }

.sidebar-foot {
  border-top: 1px solid var(--line);
  padding-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.who span { display: block; font-weight: 600; }
.who small { color: var(--muted); word-break: break-all; }
.linkish {
  background: none; border: 0; color: var(--muted); cursor: pointer;
  padding: 0; font: inherit;
}
.linkish:hover { color: var(--danger); }

.shell { min-height: 100vh; }
.shell.has-sidebar { margin-left: var(--sidebar); }
.shell main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 36px 28px 64px;
}

.auth-shell main {
  max-width: 560px;
  padding-top: 12vh;
}

.page-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 24px;
}
h1 { font-size: 32px; margin: 0; letter-spacing: -0.03em; }
h2 { font-size: 18px; margin: 0 0 8px; }
.kicker {
  margin: 0 0 6px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 11px;
  color: var(--accent);
  font-weight: 600;
}
.lede, .muted, .hint { color: var(--muted); }
.hint { display: block; margin-top: 6px; font-size: 13px; }
.lede { line-height: 1.55; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  color: var(--text);
  border-radius: 10px;
  padding: 10px 14px;
  font: inherit;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { background: var(--bg-hover); text-decoration: none; }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #1b1608;
  font-weight: 600;
}
.btn-primary:hover { filter: brightness(1.05); }
.btn-danger {
  border-color: var(--danger);
  color: var(--danger);
}

.flash {
  padding: 12px 14px;
  border-radius: 10px;
  margin-bottom: 16px;
  border: 1px solid var(--line);
}
.flash-success { background: rgba(143, 186, 106, 0.12); border-color: rgba(143, 186, 106, 0.35); }
.flash-error { background: rgba(212, 106, 92, 0.12); border-color: rgba(212, 106, 92, 0.4); }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 22px;
}
.stat, .card, .hero-card, .callout, .empty {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.stat { padding: 18px; }
.stat span { color: var(--muted); font-size: 13px; }
.stat strong { display: block; font-size: 26px; margin: 6px 0 2px; }
.stat small { color: var(--muted); }
.ok { color: var(--accent-2); }
.bad { color: var(--danger); }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 8px;
}
.card, .callout, .hero-card, .empty { padding: 22px; }
.hero-card h1 { margin-bottom: 10px; }
.callout { margin-bottom: 22px; }
.callout p { margin: 0 0 8px; }
.copyable {
  display: block;
  padding: 10px 12px;
  background: #0c100b;
  border-radius: 8px;
  overflow-x: auto;
  cursor: pointer;
  margin: 8px 0 12px;
}

.stack { display: flex; flex-direction: column; gap: 16px; }
label { display: flex; flex-direction: column; gap: 6px; font-weight: 500; }
input, textarea, select {
  font: inherit;
  color: var(--text);
  background: #0c100b;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
}
textarea { resize: vertical; line-height: 1.45; }
input:focus, textarea:focus {
  outline: 2px solid rgba(212, 180, 90, 0.45);
  border-color: var(--accent);
}
.check {
  flex-direction: row;
  align-items: center;
  gap: 10px;
  font-weight: 400;
}
.check input { width: 18px; height: 18px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.password-row { display: flex; gap: 8px; }
.password-row input { flex: 1; }
.actions { display: flex; gap: 10px; }
.danger-zone {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px dashed var(--line);
}

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; background: var(--bg-elev); }
th, td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; }
tr:last-child td { border-bottom: 0; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  background: #0c100b;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 12px;
}
.pill {
  display: inline-block;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.pill-sent { background: rgba(143, 186, 106, 0.16); color: var(--accent-2); }
.pill-error { background: rgba(212, 106, 92, 0.16); color: var(--danger); }
.pill-rejected { background: rgba(212, 180, 90, 0.14); color: var(--accent); }

.log-mini { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.log-mini li { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center; }
.log-mini time, .nowrap { white-space: nowrap; color: var(--muted); font-size: 13px; }
.ellipsis { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.error-text { color: var(--danger); font-size: 12px; margin-top: 4px; }
.steps { margin: 8px 0 0; padding-left: 18px; color: var(--muted); line-height: 1.7; }
.pager { display: flex; gap: 16px; align-items: center; margin-top: 16px; }
.empty { text-align: center; }

@media (max-width: 980px) {
  .stat-grid, .split, .grid-2 { grid-template-columns: 1fr; }
  .sidebar { position: static; width: auto; }
  .shell.has-sidebar { margin-left: 0; }
}