:root {
  color-scheme: dark;
  --bg: #070a08;
  --panel: #101510;
  --panel2: #0c100d;
  --line: rgba(91, 121, 88, .42);
  --green: #30d47c;
  --red: #ff4d67;
  --amber: #f3ba3f;
  --cyan: #49c5d8;
  --text: #f3f8ef;
  --muted: #a8b8a8;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at 20% 10%, rgba(48, 212, 124, .16), transparent 30%),
    radial-gradient(circle at 80% 0%, rgba(73, 197, 216, .12), transparent 32%),
    var(--bg);
  color: var(--text);
}
a { color: var(--green); text-decoration: none; }
.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px;
}
.auth-shell {
  width: min(1120px, 100%);
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 18px;
}
.brand-panel,
.form-panel,
.admin-panel {
  border: 1px solid var(--line);
  background: rgba(16, 21, 16, .9);
  border-radius: 10px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, .38);
}
.brand-panel { padding: 28px; }
.form-panel { padding: 24px; }
.brand-kicker {
  color: var(--amber);
  font-weight: 900;
  font-size: 13px;
}
h1 {
  margin: 12px 0 8px;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1;
}
.lead {
  color: #dbe8d6;
  line-height: 1.75;
  font-size: 15px;
}
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 22px;
}
.price-card {
  border: 1px solid rgba(48, 212, 124, .35);
  background: rgba(6, 10, 7, .72);
  border-radius: 8px;
  padding: 16px;
}
.price-card b {
  display: block;
  color: var(--muted);
  font-size: 13px;
}
.price-card strong {
  display: block;
  margin-top: 8px;
  font-size: 28px;
}
.pay-box {
  margin-top: 14px;
  border: 1px solid rgba(243, 186, 63, .42);
  background: rgba(243, 186, 63, .09);
  border-radius: 8px;
  padding: 14px;
  color: #f6e5b3;
  line-height: 1.6;
  overflow-wrap: anywhere;
}
.pay-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}
.pay-row span {
  min-width: 0;
}
.copy-mini {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  border: 1px solid rgba(48, 212, 124, .5);
  border-radius: 7px;
  background: rgba(48, 212, 124, .14);
  color: var(--text);
  padding: 0 10px;
  font: inherit;
  font-size: 12px;
  font-weight: 900;
  cursor: pointer;
  white-space: nowrap;
}
.copy-mini:hover {
  border-color: rgba(73, 197, 216, .55);
  background: rgba(73, 197, 216, .12);
}
.contact-box {
  margin-top: 14px;
  border: 1px solid rgba(73, 197, 216, .34);
  background: rgba(73, 197, 216, .07);
  border-radius: 8px;
  padding: 14px;
}
.contact-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
  margin-bottom: 12px;
}
.contact-head b {
  color: var(--text);
  font-size: 15px;
}
.contact-head span {
  color: var(--muted);
  font-size: 12px;
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.contact-card {
  border: 1px solid rgba(91, 121, 88, .32);
  background: rgba(6, 10, 7, .72);
  border-radius: 8px;
  padding: 10px;
}
.contact-card img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  border-radius: 6px;
  background: #fff;
}
.contact-card b {
  display: block;
  margin-top: 8px;
  color: var(--text);
  font-size: 13px;
}
.contact-card span {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}
.form-panel h2,
.admin-panel h2 {
  margin: 0 0 16px;
  font-size: 24px;
}
.field {
  display: grid;
  gap: 7px;
  margin-bottom: 13px;
}
.field span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}
input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid rgba(73, 197, 216, .28);
  border-radius: 8px;
  background: var(--panel2);
  color: var(--text);
  padding: 10px 12px;
  font: inherit;
  outline: none;
}
textarea { min-height: 82px; resize: vertical; }
input:focus,
select:focus,
textarea:focus {
  border-color: rgba(48, 212, 124, .75);
  box-shadow: 0 0 0 2px rgba(48, 212, 124, .12);
}
.primary-btn,
.ghost-btn,
.danger-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 8px;
  padding: 0 16px;
  font-weight: 900;
  text-align: center;
  cursor: pointer;
}
.primary-btn {
  border: 1px solid rgba(48, 212, 124, .55);
  background: rgba(48, 212, 124, .18);
  color: var(--text);
}
.ghost-btn {
  border: 1px solid rgba(73, 197, 216, .35);
  background: rgba(73, 197, 216, .08);
  color: var(--text);
}
.danger-btn {
  border: 1px solid rgba(255, 77, 103, .45);
  background: rgba(255, 77, 103, .12);
  color: var(--text);
}
.form-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 14px;
}
.status {
  margin-top: 12px;
  color: var(--amber);
  min-height: 24px;
  line-height: 1.5;
}
.hint {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}
.admin-page {
  min-height: 100vh;
  padding: 22px;
}
.admin-panel {
  padding: 20px;
  max-width: 1280px;
  margin: 0 auto;
}
.admin-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}
.member-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 8px;
}
.member-table th,
.member-table td {
  border-bottom: 1px solid rgba(91, 121, 88, .28);
  padding: 10px;
  text-align: left;
  vertical-align: top;
  font-size: 13px;
}
.member-table th {
  color: var(--muted);
  background: rgba(6, 10, 7, .6);
}
.pill {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 12px;
  font-weight: 900;
}
.pill.ok { color: var(--green); border-color: rgba(48, 212, 124, .45); }
.pill.wait { color: var(--amber); border-color: rgba(243, 186, 63, .45); }
.pill.bad { color: var(--red); border-color: rgba(255, 77, 103, .45); }
@media (max-width: 860px) {
  .auth-page { padding: 16px; }
  .auth-shell { grid-template-columns: 1fr; }
  .price-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .admin-head { align-items: flex-start; flex-direction: column; }
  .member-table { min-width: 1120px; }
  .table-wrap { overflow-x: auto; }
}

@media (max-width: 640px) {
  .auth-page {
    place-items: start center;
    padding: 12px;
  }
  .brand-panel,
  .form-panel {
    padding: 16px;
    border-radius: 8px;
  }
  h1 {
    font-size: 32px;
    line-height: 1.08;
  }
  .lead {
    font-size: 14px;
    line-height: 1.65;
  }
  .price-card {
    padding: 13px;
  }
  .price-card strong {
    font-size: 24px;
  }
  .form-actions {
    display: grid;
    grid-template-columns: 1fr;
    align-items: stretch;
  }
  .primary-btn,
  .ghost-btn,
  .danger-btn {
    width: 100%;
  }
  .admin-page {
    padding: 10px;
  }
  .admin-panel {
    padding: 14px;
  }
  .admin-head .form-actions {
    width: 100%;
  }
  .pay-box {
    font-size: 13px;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .contact-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 3px;
  }
  .member-table td:last-child button {
    width: 100%;
    margin-bottom: 6px;
  }
}