:root {
  --bg: #0d1117;
  --bg2: #161b22;
  --card: #1f2630;
  --line: #2f3945;
  --text: #e6edf3;
  --sub: #9fb0c2;
  --ok: #2da44e;
  --btn: #238636;
  --btnh: #2ea043;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Noto Sans TC", sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 500px at 10% -20%, #243b53 0, transparent 55%), var(--bg);
}

.wrap {
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 16px 40px;
}

.hero {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(165deg, #1b2636 0%, #121821 100%);
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 8px;
}

.brand-logo-wrap {
  background: #ffffff;
  border-radius: 10px;
  padding: 6px;
  border: 1px solid #d7dde6;
}

.brand-logo {
  width: 58px;
  height: 58px;
  object-fit: contain;
  display: block;
}

.tag {
  margin: 0;
  color: #7aa2f7;
  font-size: 13px;
}

h1 {
  margin: 6px 0 0;
  font-size: 30px;
}

.sub {
  margin: 0;
  color: var(--sub);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.card {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 14px;
  padding: 14px;
}

.icon {
  width: 34px;
  height: 34px;
  object-fit: contain;
  margin-bottom: 8px;
}

.name {
  margin: 0;
  font-size: 20px;
}

.desc {
  color: var(--sub);
  font-size: 14px;
  margin: 8px 0 14px;
  min-height: 36px;
}

.qr {
  width: 100%;
  max-height: 220px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #ffffff;
  margin-bottom: 10px;
}

.value {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #0d131a;
  color: var(--text);
  margin-bottom: 10px;
}

.row {
  display: flex;
  gap: 8px;
}

.btn {
  border: none;
  border-radius: 8px;
  background: var(--btn);
  color: #fff;
  padding: 10px 12px;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  flex: 1;
}

.btn:hover {
  background: var(--btnh);
}

.muted {
  background: #30363d;
}

.muted:hover {
  background: #3d444d;
}

.notice {
  margin-top: 20px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg2);
}

.notice h2 {
  margin-top: 0;
}

.notice li {
  color: var(--sub);
  margin-bottom: 8px;
}

.foot {
  text-align: center;
  color: var(--sub);
  font-size: 13px;
  padding: 14px;
}

.ok {
  color: var(--ok);
  font-size: 13px;
  margin-top: 8px;
  min-height: 18px;
}