:root {
  --rail: #0f405c;
  --railDark: #0b354d;
  --active: #347f9d;
  --bg: #eef3fb;
  --card: #fff;
  --ink: #082d4a;
  --muted: #697d8c;
  --line: #d8e2ea;
  --green: #2e9d67;
  --red: #e52539;
  --blue: #337f9f;
  --shadow: 0 4px 12px rgba(22, 45, 62, 0.14);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--bg);
}
a { color: var(--blue); }
.muted { color: var(--muted); }

.btn, button.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 10px;
  padding: 11px 16px;
  font-weight: 800;
  cursor: pointer;
  text-decoration: none;
  font: inherit;
}
.btn.primary { background: linear-gradient(135deg, #2e90ad, #1769aa); color: #fff; }
.btn.ghost { background: #f0f7fb; border: 1px solid var(--line); color: #17313b; }
.btn.danger { background: #fdecee; color: #a31222; border: 1px solid #f3c4ca; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.btn-row.end { justify-content: flex-end; }

.stack-form { display: flex; flex-direction: column; gap: 14px; }
.stack-form label { display: block; font-weight: 800; }
.stack-form input,
.stack-form select,
.stack-form textarea {
  width: 100%;
  margin-top: 6px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  font: inherit;
  background: #fff;
}
.hp { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }

.alert {
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 16px;
  font-weight: 700;
}
.alert-error { background: #fdecee; color: #a31222; border: 1px solid #f3c4ca; }
.alert-success { background: #e7f8ef; color: #17633c; border: 1px solid #b9e6cb; }

/* Auth */
.auth-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at top right, rgba(52, 127, 157, 0.18), transparent 40%),
    var(--bg);
}
.auth-shell { width: min(440px, 100%); }
.auth-card {
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 28px;
}
.auth-brand { text-align: center; margin-bottom: 18px; }
.auth-brand img {
  width: 180px;
  max-width: 70%;
  background: #fff;
  border-radius: 10px;
  padding: 8px;
  border: 1px solid var(--line);
}
.auth-brand .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  margin: 14px 0 6px;
}
.auth-brand h1 {
  margin: 14px 0 0;
  font-size: 22px;
  line-height: 1.25;
  color: #1b6685;
}
.auth-link { text-align: center; margin: 18px 0 0; }
.auth-foot { text-align: center; color: var(--muted); font-size: 11px; margin-top: 16px; line-height: 1.45; }
.copyright {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.45;
  font-weight: 500;
}
.copyright-login {
  text-align: center;
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.site-footer {
  margin-top: 28px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  text-align: center;
}
.rail-copyright {
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.65);
  font-size: 10px;
  line-height: 1.4;
}

/* Admin */
.admin-body { display: flex; min-height: 100vh; }
.admin-rail {
  width: 240px;
  background: var(--rail);
  color: #fff;
  display: flex;
  flex-direction: column;
  padding: 18px 14px;
  flex: none;
}
.admin-brand {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 22px;
}
.admin-brand img {
  width: 150px;
  background: #fff;
  border-radius: 8px;
  padding: 6px;
}
.admin-rail nav { display: flex; flex-direction: column; gap: 6px; }
.admin-rail nav a {
  color: #d8edf3;
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 10px;
  font-weight: 700;
}
.admin-rail nav a:hover { background: rgba(255, 255, 255, 0.1); color: #fff; }
.admin-logout { margin-top: auto; }
.admin-logout button {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-radius: 10px;
  padding: 10px;
  font-weight: 800;
  cursor: pointer;
}
.admin-main { flex: 1; padding: 28px; }
.admin-top h1 { margin: 0 0 4px; color: #1b6685; }
.admin-top p { margin: 0 0 22px; color: var(--muted); }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 22px;
}
.stat-card, .panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
}
.stat-card { padding: 18px; }
.stat-card span { color: var(--muted); font-weight: 800; }
.stat-card b { display: block; font-size: 36px; color: var(--blue); margin-top: 6px; }
.panel { padding: 20px; margin-bottom: 18px; }
.panel.narrow { max-width: 520px; }
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.panel-head h2, .panel h2 { margin: 0 0 12px; }
.table-wrap { overflow: auto; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td {
  text-align: left;
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}
.data-table th { background: #f0f7f9; }
.pill {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 999px;
  background: #e6f8fb;
  color: #096b78;
  font-weight: 900;
  font-size: 12px;
  text-transform: capitalize;
}
.mini-bar {
  display: inline-block;
  width: 70px;
  height: 8px;
  background: #e8eef3;
  border-radius: 999px;
  overflow: hidden;
  margin-right: 8px;
  vertical-align: middle;
}
.mini-bar div {
  height: 100%;
  background: linear-gradient(90deg, #79d9e8, #91e083);
}
.detail-grid {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}
.step-list { list-style: none; padding: 0; margin: 0; }
.step-list li {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}
.step-list li.done b { color: var(--green); }
.step-list li b { color: var(--muted); }

@media (max-width: 900px) {
  .admin-body { flex-direction: column; }
  .admin-rail { width: auto; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .stat-grid { grid-template-columns: 1fr; }
}