:root {
  color-scheme: dark;
  --bg: #111318;
  --panel: #181b22;
  --panel-2: #20242d;
  --text: #f5f7fb;
  --muted: #9aa4b2;
  --line: #2f3542;
  --red: #e84d5b;
  --green: #23d18b;
  --blue: #4ba3ff;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
}
.shell {
  width: min(1120px, calc(100vw - 28px));
  margin: 0 auto;
  padding: 24px 0 40px;
}
.topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 18px;
}
h1, h2, p { margin: 0; }
h1 { font-size: 28px; }
h2 { font-size: 22px; margin-top: 4px; }
.eyebrow {
  color: var(--green);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
nav {
  display: flex;
  align-items: center;
  gap: 10px;
}
a, .link-button {
  color: var(--text);
  text-decoration: none;
  background: transparent;
  border: 0;
  font: inherit;
  cursor: pointer;
}
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
}
.grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form {
  display: grid;
  gap: 12px;
}
label span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 13px;
}
input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  border-radius: 10px;
  padding: 11px 12px;
  font: inherit;
}
textarea { resize: vertical; }
.two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.check {
  display: flex;
  gap: 8px;
  align-items: center;
  color: var(--muted);
}
.check input { width: auto; }
.check span { margin: 0; }
button, .primary, .download {
  border: 0;
  border-radius: 10px;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
}
.primary {
  background: var(--green);
  color: #06100c;
}
.download {
  display: inline-block;
  margin-top: 14px;
  background: var(--blue);
  color: #06101d;
}
.muted { color: var(--muted); margin-top: 8px; }
.notes { color: #d8dde6; margin-top: 14px; white-space: pre-wrap; line-height: 1.6; }
.messages { display: grid; gap: 8px; margin-bottom: 14px; }
.message {
  border-radius: 10px;
  padding: 10px 12px;
  background: var(--panel-2);
  border: 1px solid var(--line);
}
.message.error { border-color: var(--red); color: #ffbac1; }
.message.success { border-color: var(--green); color: #baffdf; }
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.table { display: grid; gap: 8px; }
.row {
  display: grid;
  grid-template-columns: 1fr .8fr .8fr .7fr 1.4fr;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}
.row.head {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  border-top: 0;
}
.actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.actions form { margin: 0; }
.actions button {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--line);
}
.actions .danger { color: #ffbac1; border-color: #74313a; }
.auth-card {
  max-width: 420px;
  margin: 40px auto 0;
}
@media (max-width: 760px) {
  .shell { width: min(100vw - 20px, 1120px); padding-top: 16px; }
  .topbar { align-items: flex-start; flex-direction: column; }
  .grid, .two { grid-template-columns: 1fr; }
  .card { border-radius: 12px; padding: 14px; }
  .row {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 12px 0;
  }
  .row.head { display: none; }
}