:root {
  --ink: #1a2421;
  --paper: #f3efe6;
  --paper-2: #e7e0d2;
  --accent: #0f6b5c;
  --accent-ink: #f7faf8;
  --warn: #8a3b12;
  --line: rgba(26, 36, 33, 0.14);
  --muted: rgba(26, 36, 33, 0.62);
  --shadow: 0 18px 40px rgba(26, 36, 33, 0.08);
  --font-sans: "DM Sans", sans-serif;
  --font-display: "Fraunces", Georgia, serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(15, 107, 92, 0.16), transparent 60%),
    radial-gradient(900px 420px at 100% 0%, rgba(138, 59, 18, 0.10), transparent 55%),
    linear-gradient(180deg, var(--paper), var(--paper-2));
}

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.brand {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-header nav {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.nav-user { color: var(--muted); font-size: 0.95rem; }

.inline-form { display: inline; margin: 0; }

.linkish, .btn.ghost {
  background: none;
  border: 0;
  color: var(--accent);
  font: inherit;
  cursor: pointer;
  padding: 0;
}

.site-main {
  width: min(1100px, calc(100% - 2rem));
  margin: 2rem auto 3rem;
}

.page-head h1, .auth-panel h1 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.03em;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  margin: 0.2rem 0 0.4rem;
}

.lede { color: var(--muted); margin: 0 0 1.5rem; max-width: 42rem; }
.eyebrow { margin: 0; color: var(--muted); font-size: 0.9rem; }

.page-head.with-actions {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.wide-form { max-width: 36rem; }

.stack-form select {
  width: 100%;
  font: inherit;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.3rem;
  background: #fff;
}

.field-error { color: var(--warn); font-size: 0.9rem; }

.messages {
  list-style: none;
  padding: 0;
  margin: 0 0 1.25rem;
}

.messages li {
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.55);
  border-left: 3px solid var(--accent);
  margin-bottom: 0.5rem;
}

.site-header nav a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.95rem;
}

.site-header nav a:hover { color: var(--accent); }

.notice-inline {
  color: var(--warn);
  font-size: 0.92rem;
  margin-top: 0.25rem;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(255, 255, 255, 0.45);
  box-shadow: var(--shadow);
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 0.85rem 0.9rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.data-table th {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.status {
  display: inline-block;
  font-size: 0.85rem;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem 1.25rem;
  margin: 0 0 1.75rem;
}

.detail-grid dt {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.detail-grid dd { margin: 0.25rem 0 0; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.1rem;
  border-radius: 0.35rem;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.55);
  color: var(--ink);
  text-decoration: none;
  font: inherit;
  cursor: pointer;
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.stack-form {
  display: grid;
  gap: 0.85rem;
  max-width: 32rem;
  padding: 1.25rem;
  background: rgba(255,255,255,0.5);
  box-shadow: var(--shadow);
}

.stack-form label { font-weight: 600; }

.stack-form textarea,
.stack-form input {
  width: 100%;
  font: inherit;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.3rem;
  background: #fff;
}

.actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.auth-panel {
  width: min(420px, 100%);
  margin: 4rem auto;
}

.notice {
  padding: 0.9rem 1rem;
  background: rgba(255,255,255,0.55);
  border-left: 3px solid var(--accent);
}

.notice.error { border-left-color: var(--warn); }

.setup-steps {
  margin: 0.75rem 0 0;
  padding-left: 1.2rem;
  color: var(--ink);
}

.setup-steps li { margin-bottom: 0.55rem; }

.setup-steps pre {
  margin: 0.45rem 0 0;
  padding: 0.75rem;
  background: rgba(255,255,255,0.7);
  overflow-x: auto;
  font-size: 0.85rem;
}

.audit-section { margin-top: 2.5rem; }
.audit-section h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
}

.audit-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.audit-list li {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}

.muted { color: var(--muted); margin-top: 0.25rem; }

.status-witness {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  padding: 1rem 1.15rem;
  margin: 0 0 1.5rem;
  background: rgba(255,255,255,0.62);
  box-shadow: var(--shadow);
  border-left: 4px solid var(--line);
}

.status-witness-dot {
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 50%;
  margin-top: 0.35rem;
  flex-shrink: 0;
  background: #8a8a8a;
}

.status-witness-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.status-witness-detail {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.status-ok { border-left-color: var(--accent); }
.status-ok .status-witness-dot { background: var(--accent); box-shadow: 0 0 0 4px rgba(15, 107, 92, 0.18); }

.status-warn { border-left-color: #b7791f; }
.status-warn .status-witness-dot { background: #b7791f; box-shadow: 0 0 0 4px rgba(183, 121, 31, 0.18); }

.status-off { border-left-color: #6b7280; }
.status-off .status-witness-dot { background: #6b7280; }

@media (max-width: 720px) {
  .data-table { display: block; overflow-x: auto; }
  .site-header { padding-inline: 1rem; }
}