:root {
  --bg: #0f1220;
  --card: #1a1f33;
  --card2: #232a45;
  --line: #30395c;
  --text: #e8ebf7;
  --muted: #9aa3c7;
  --acc: #4f7cff;
  --acc2: #7c5cff;
  --ok: #2ecc8f;
  --warn: #f0a63c;
  --card-badge: #2f7bff;
  --flash-badge: #23b26d;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: radial-gradient(1200px 600px at 20% -10%, #1b2342 0%, var(--bg) 55%);
  color: var(--text);
  font: 15px/1.6 "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  min-height: 100vh;
}

.wrap { max-width: 860px; margin: 0 auto; padding: 0 16px; }

.top {
  background: linear-gradient(135deg, rgba(79,124,255,.18), rgba(124,92,255,.14));
  border-bottom: 1px solid var(--line);
  padding: 34px 0 26px;
}
.top h1 {
  font-size: 28px;
  letter-spacing: 1px;
  background: linear-gradient(90deg, #9db8ff, #c9b4ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.top .sub { color: var(--muted); margin-top: 6px; font-size: 14px; }
.top .meta { color: var(--muted); font-size: 12.5px; margin-top: 4px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
}

.big-input {
  width: 100%;
  background: var(--card2);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 15px;
  outline: none;
}
.big-input:focus { border-color: var(--acc); }

.model-results {
  margin-top: 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  max-height: 420px;
  overflow: auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 8px;
  padding: 10px;
}
.model-results .mr-item {
  padding: 10px 12px;
  background: var(--card2);
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color .12s, background .12s;
}
.model-results .mr-item:hover { border-color: var(--acc); background: rgba(79,124,255,.14); }
.model-results .mr-item .mr-name { font-weight: 600; }
.model-results .mr-item .mr-sub { color: var(--muted); font-size: 12.5px; }
.model-results .mr-empty { grid-column: 1 / -1; color: var(--muted); padding: 10px; text-align: center; }

.step { margin-top: 26px; }
.step h2 {
  font-size: 17px;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.step h2 .num {
  width: 26px; height: 26px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--acc), var(--acc2));
  color: #fff; font-size: 14px;
}
.crumb { color: var(--muted); font-size: 13px; margin: -6px 0 10px; }
.crumb b { color: var(--text); }

.brand-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.brand-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px 16px;
  text-align: center;
  cursor: pointer;
  transition: transform .12s, border-color .12s, background .12s;
}
.brand-card:hover { transform: translateY(-2px); border-color: var(--acc); background: var(--card2); }
.brand-card .b-name { font-size: 22px; font-weight: 700; }
.brand-card .b-stat { color: var(--muted); font-size: 12.5px; margin-top: 6px; }

.type-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; }
.type-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 16px;
  text-align: center;
  cursor: pointer;
  transition: transform .12s, border-color .12s, background .12s;
}
.type-card:hover { transform: translateY(-2px); border-color: var(--acc); background: var(--card2); }
.type-card.disabled { opacity: .4; cursor: not-allowed; transform: none !important; }
.type-card.selected { border-color: var(--acc); background: linear-gradient(135deg, rgba(79,124,255,.22), rgba(124,92,255,.18)); }
.type-card .t-name { font-size: 18px; font-weight: 700; display: flex; align-items: center; justify-content: center; gap: 8px; }
.type-card .t-stat { color: var(--muted); font-size: 12.5px; margin-top: 6px; }

.big-select {
  width: 100%;
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 15px;
  outline: none;
}
.big-select:focus { border-color: var(--acc); }

.loading { color: var(--muted); padding: 10px 0; }

.detail-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 14px;
}
.detail-item .d-head {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin-bottom: 10px;
}
.badge {
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 600;
  color: #fff;
}
.badge.card { background: var(--card-badge); }
.badge.flash { background: var(--flash-badge); }
.d-ver { font-size: 16px; font-weight: 700; word-break: break-all; }
.d-rows { display: grid; gap: 6px; color: var(--muted); font-size: 13.5px; }
.d-rows b { color: var(--text); font-weight: 600; word-break: break-all; }
.d-link {
  margin-top: 12px;
  display: flex; gap: 8px; flex-wrap: wrap;
}
.btn {
  border: 1px solid var(--line);
  background: var(--card2);
  color: var(--text);
  border-radius: 9px;
  padding: 9px 16px;
  font-size: 14px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 6px;
}
.btn:hover { border-color: var(--acc); }
.btn.primary { background: linear-gradient(135deg, var(--acc), var(--acc2)); border: none; color: #fff; }

.foot {
  margin: 40px 0 30px;
  color: var(--muted);
  font-size: 12.5px;
  text-align: center;
}

.toast {
  position: fixed;
  left: 50%; bottom: 36px;
  transform: translateX(-50%);
  background: #10152b;
  border: 1px solid var(--acc);
  color: var(--text);
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 13.5px;
  z-index: 99;
  box-shadow: 0 10px 30px rgba(0,0,0,.5);
}

.hidden { display: none !important; }

@media (max-width: 520px) {
  .top h1 { font-size: 23px; }
  .brand-card { padding: 14px 10px; }
  .brand-card .b-name { font-size: 18px; }
}