:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --text: #15171a;
  --muted: #69717d;
  --line: #dfe3e8;
  --panel: #ffffff;
  --accent: #0f766e;
  --accent-dark: #0b5f59;
  --warn-bg: #fff7e6;
  --warn-text: #7a4d00;
  --bad: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.shell {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

.hero {
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 40px 0;
}

.hero.compact {
  min-height: 140px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 14px;
  font-size: clamp(36px, 7vw, 72px);
  line-height: 0.96;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: 26px;
}

h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.lead {
  max-width: 620px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

button,
input {
  font: inherit;
}

button {
  min-height: 42px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.primary {
  padding: 0 22px;
  background: var(--accent);
  color: white;
  font-weight: 700;
}

.primary:hover {
  background: var(--accent-dark);
}

.ghost {
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  background: white;
  color: var(--text);
}

.panel,
.guide {
  margin-top: 18px;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: #eef2f6;
  color: var(--muted);
  font-size: 13px;
}

.badge.ok {
  background: #e7f7f4;
  color: var(--accent);
}

.warning {
  margin-bottom: 18px;
  padding: 12px 14px;
  border-radius: 8px;
  background: var(--warn-bg);
  color: var(--warn-text);
}

.grid,
.steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

label {
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.copy-row,
.admin-auth {
  display: flex;
  gap: 8px;
}

input {
  width: 100%;
  min-width: 0;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  color: var(--text);
}

.copy-row button {
  padding: 0 14px;
  background: #20242a;
  color: white;
}

.steps article {
  min-height: 140px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.steps p {
  color: var(--muted);
  line-height: 1.7;
}

.hidden {
  display: none;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th,
td {
  padding: 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

th {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
}

.muted {
  color: var(--muted);
}

.bad {
  color: var(--bad);
}

@media (max-width: 720px) {
  .hero,
  .panel-head,
  .copy-row,
  .admin-auth {
    align-items: stretch;
    flex-direction: column;
  }

  .grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .primary,
  .copy-row button {
    width: 100%;
  }
}