:root {
  --bg: #070a10;
  --bg-soft: #0b1018;
  --panel: #101724;
  --panel-2: #0d131e;
  --line: #1c2634;
  --line-soft: #16202c;
  --text: #e7eefb;
  --dim: #8296af;
  --dim-2: #56677d;
  --cyan: #35d6d2;
  --cyan-soft: rgba(53, 214, 210, 0.12);
  --amber: #f0b544;
  --amber-soft: rgba(240, 181, 68, 0.12);
  --red: #ff5d73;
  --red-soft: rgba(255, 93, 115, 0.12);
  --green: #3ddc97;
  --purple: #a78bfa;
  --blue: #5b9dff;
  --radius: 14px;
  --mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

body {
  background-image:
    radial-gradient(1200px 600px at 15% -10%, rgba(53, 214, 210, 0.08), transparent 60%),
    radial-gradient(900px 500px at 90% 0%, rgba(167, 139, 250, 0.07), transparent 60%),
    linear-gradient(180deg, #070a10 0%, #070a10 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

[v-cloak] { display: none; }

a { color: var(--cyan); text-decoration: none; }

/* ---------------- 顶部 ---------------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 14px 28px;
  background: rgba(7, 10, 16, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.brand { display: flex; align-items: center; gap: 12px; }

.brand-mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(140deg, var(--cyan), #1b8f9b 60%, #14535f);
  display: grid; place-items: center;
  font-family: var(--mono); font-weight: 700; font-size: 13px; color: #04181a;
  box-shadow: 0 0 22px rgba(53, 214, 210, 0.28);
}

.brand-title { font-size: 15px; font-weight: 600; letter-spacing: 0.3px; }
.brand-sub { font-size: 11.5px; color: var(--dim-2); letter-spacing: 0.6px; margin-top: 2px; }

.top-metrics { display: flex; gap: 26px; flex: 1; }
.top-metric { font-size: 11px; color: var(--dim-2); letter-spacing: 0.4px; }
.top-metric b { display: block; font-size: 14px; color: var(--text); font-family: var(--mono); font-weight: 600; margin-top: 4px; letter-spacing: 0.2px; }
.top-metric b.warn-num { color: var(--amber); }

.top-actions { display: flex; align-items: center; gap: 10px; }

/* ---------------- 按钮 ---------------- */
.btn {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  font-size: 12.5px;
  padding: 8px 14px;
  border-radius: 9px;
  cursor: pointer;
  transition: 0.18s;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
}
.btn:hover { border-color: #2b3c52; background: #131c2a; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn.primary {
  background: linear-gradient(135deg, rgba(53, 214, 210, 0.18), rgba(53, 214, 210, 0.06));
  border-color: rgba(53, 214, 210, 0.5);
  color: var(--cyan);
}
.btn.primary:hover { background: rgba(53, 214, 210, 0.22); }
.btn.ghost { background: transparent; }
.btn.sm { padding: 5px 10px; font-size: 11.5px; border-radius: 7px; }

/* ---------------- 提示条 ---------------- */
.banner {
  margin: 16px 28px 0;
  padding: 11px 16px;
  border-radius: 11px;
  font-size: 12.5px;
  line-height: 1.65;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.banner.warn {
  border: 1px solid rgba(240, 181, 68, 0.32);
  background: var(--amber-soft);
  color: #ffd88a;
}
.banner.err { border: 1px solid rgba(255, 93, 115, 0.35); background: var(--red-soft); color: #ff9da9; }
.banner .ico { font-family: var(--mono); font-weight: 700; flex-shrink: 0; }
.banner b { color: #ffe6b3; }
.banner .sub { color: var(--dim); }

/* ---------------- 标签页 ---------------- */
.tabs {
  position: sticky;
  top: 63px;
  z-index: 20;
  display: flex;
  gap: 4px;
  padding: 10px 28px 0;
  background: linear-gradient(180deg, rgba(7, 10, 16, 0.95) 60%, rgba(7, 10, 16, 0));
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }

.tab {
  padding: 9px 16px 11px;
  font-size: 13px;
  color: var(--dim);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: 0.16s;
  user-select: none;
}
.tab:hover { color: var(--text); }
.tab.on { color: var(--cyan); border-bottom-color: var(--cyan); }
.tab .dot { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: var(--amber); margin-left: 6px; vertical-align: 2px; }

/* ---------------- 布局 ---------------- */
main { padding: 18px 28px 80px; max-width: 1560px; margin: 0 auto; }

.grid { display: grid; gap: 14px; }
.g4 { grid-template-columns: repeat(4, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g23 { grid-template-columns: 1.6fr 1fr; }

.card {
  background: linear-gradient(180deg, var(--panel) 0%, var(--panel-2) 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.card-title { font-size: 13.5px; font-weight: 600; letter-spacing: 0.3px; display: flex; align-items: center; gap: 8px; }
.card-title::before {
  content: "";
  width: 3px; height: 13px; border-radius: 2px;
  background: linear-gradient(180deg, var(--cyan), rgba(53, 214, 210, 0.2));
}
.card-desc { font-size: 11.5px; color: var(--dim-2); margin-top: 4px; line-height: 1.6; }

.chip {
  font-size: 10.5px;
  padding: 2px 7px;
  border-radius: 20px;
  border: 1px solid var(--line);
  color: var(--dim);
  letter-spacing: 0.3px;
  white-space: nowrap;
}
.chip.ok { color: var(--green); border-color: rgba(61, 220, 151, 0.35); background: rgba(61, 220, 151, 0.09); }
.chip.limit { color: var(--amber); border-color: rgba(240, 181, 68, 0.35); background: var(--amber-soft); }
.chip.cyan { color: var(--cyan); border-color: rgba(53, 214, 210, 0.35); background: var(--cyan-soft); }

/* ---------------- KPI ---------------- */
.kpi { padding: 15px 17px; }
.kpi-label { font-size: 11px; color: var(--dim-2); letter-spacing: 0.6px; display: flex; align-items: center; gap: 6px; }
.kpi-value { font-family: var(--mono); font-size: 27px; font-weight: 600; letter-spacing: -0.4px; margin-top: 8px; line-height: 1; }
.kpi-value small { font-size: 12px; color: var(--dim); font-weight: 400; margin-left: 4px; letter-spacing: 0; }
.kpi-foot { font-size: 11px; color: var(--dim-2); margin-top: 9px; }
.kpi-value.cyan { color: var(--cyan); }
.kpi-value.amber { color: var(--amber); }
.kpi-value.red { color: var(--red); }
.kpi-value.green { color: var(--green); }

/* ---------------- 表格 ---------------- */
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
thead th {
  text-align: right;
  font-weight: 500;
  color: var(--dim-2);
  font-size: 11px;
  letter-spacing: 0.4px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
  position: sticky;
  top: 0;
  background: var(--panel);
  z-index: 2;
}
thead th:first-child, td:first-child { text-align: left; }
tbody td { padding: 8px 10px; text-align: right; border-bottom: 1px solid var(--line-soft); font-family: var(--mono); white-space: nowrap; }
tbody tr:hover { background: rgba(53, 214, 210, 0.05); }
tbody tr { cursor: default; }
tbody tr.clickable { cursor: pointer; }
.num { font-family: var(--mono); }
.dim { color: var(--dim); }

/* ---------------- 号码球 ---------------- */
.balls { display: inline-flex; gap: 5px; }
.ball {
  width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  background: radial-gradient(circle at 32% 28%, #2a3a52, #16202e);
  border: 1px solid #2c3a4e;
  color: #cfe0f5;
}
.ball.lg { width: 34px; height: 34px; font-size: 16px; }
.ball.hi { border-color: rgba(53, 214, 210, 0.6); color: var(--cyan); box-shadow: 0 0 12px rgba(53, 214, 210, 0.22); }
.ball.unreliable { border-color: rgba(240, 181, 68, 0.55); color: var(--amber); }

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 11.5px;
  font-family: var(--mono);
  letter-spacing: 0.2px;
}
.tag.big { background: rgba(91, 157, 255, 0.13); color: #8fbcff; border: 1px solid rgba(91, 157, 255, 0.28); }
.tag.small { background: rgba(167, 139, 250, 0.13); color: #c3b0ff; border: 1px solid rgba(167, 139, 250, 0.28); }
.tag.odd { background: rgba(255, 93, 115, 0.12); color: #ff98a7; border: 1px solid rgba(255, 93, 115, 0.26); }
.tag.even { background: rgba(61, 220, 151, 0.12); color: #6ee7b7; border: 1px solid rgba(61, 220, 151, 0.26); }
.tag.dim2 { background: #16202e; color: var(--dim); border: 1px solid var(--line); }

/* ---------------- 图 ---------------- */
.chart { width: 100%; }

/* ---------------- 图例点 ---------------- */
.dot-line { display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; color: var(--dim); }
.dot-line i { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }

/* ---------------- 进度 ---------------- */
.progress { height: 6px; border-radius: 4px; background: #131c28; overflow: hidden; }
.progress > i { display: block; height: 100%; background: linear-gradient(90deg, var(--cyan), #1f8f9c); transition: width 0.4s; }

.log {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--dim);
  background: #080d15;
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  padding: 10px 12px;
  max-height: 190px;
  overflow: auto;
  line-height: 1.85;
}
.log .err { color: var(--red); }

/* ---------------- 输入 ---------------- */
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 11px; color: var(--dim-2); letter-spacing: 0.4px; }
input[type="text"], input[type="date"], input[type="number"], select {
  background: #0a1119;
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 9px;
  padding: 8px 11px;
  font-size: 12.5px;
  font-family: var(--mono);
  outline: none;
  transition: 0.16s;
}
input:focus, select:focus { border-color: rgba(53, 214, 210, 0.5); box-shadow: 0 0 0 3px rgba(53, 214, 210, 0.08); }
input[type="date"] { font-family: inherit; }
select { font-family: inherit; cursor: pointer; }

/* ---------------- 方案选择 ---------------- */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.pchip {
  padding: 7px 13px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  font-size: 12.5px;
  color: var(--dim);
  cursor: pointer;
  transition: 0.16s;
  user-select: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.pchip:hover { border-color: #2b3c52; color: var(--text); }
.pchip.on { color: var(--cyan); border-color: rgba(53, 214, 210, 0.5); background: var(--cyan-soft); }

/* ---------------- 相似匹配 ---------------- */
.match-list { display: flex; flex-direction: column; gap: 8px; }
.match-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 9px 12px;
  border-radius: 10px;
  background: #0c121c;
  border: 1px solid var(--line-soft);
}
.match-item .meta { font-size: 11px; color: var(--dim-2); font-family: var(--mono); margin-top: 4px; }
.match-item .sim {
  font-family: var(--mono); font-size: 11.5px; color: var(--cyan);
}
.bar-mini { height: 4px; border-radius: 3px; background: #16202e; overflow: hidden; margin-top: 6px; }
.bar-mini > i { display: block; height: 100%; background: linear-gradient(90deg, var(--cyan), rgba(53, 214, 210, 0.3)); }

.pick-row { display: flex; gap: 10px; flex-wrap: wrap; }
.pick {
  flex: 1;
  min-width: 120px;
  padding: 12px 14px;
  border-radius: 11px;
  border: 1px solid var(--line);
  background: #0c121c;
}
.pick .lab { font-size: 11px; color: var(--dim-2); letter-spacing: 0.5px; }
.pick .val { font-family: var(--mono); font-size: 19px; font-weight: 600; margin-top: 7px; color: var(--cyan); }
.pick .sub { font-size: 11px; color: var(--dim); margin-top: 6px; }

/* ---------------- 抽屉 ---------------- */
.drawer-mask {
  position: fixed; inset: 0; background: rgba(3, 6, 10, 0.7);
  backdrop-filter: blur(3px); z-index: 50;
  display: flex; justify-content: flex-end;
}
.drawer {
  width: min(440px, 92vw);
  background: var(--panel);
  border-left: 1px solid var(--line);
  height: 100%;
  padding: 20px 22px;
  overflow: auto;
  animation: slide 0.22s ease;
}
@keyframes slide { from { transform: translateX(30px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ---------------- 实时 ---------------- */
.live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 11.5px;
  padding: 7px 12px;
  border-radius: 20px;
  border: 1px solid var(--line);
  color: var(--dim);
  cursor: pointer;
  transition: 0.18s;
  user-select: none;
  white-space: nowrap;
}
.live i {
  width: 7px; height: 7px; border-radius: 50%;
  background: #43536a;
  display: block;
}
.live.on {
  color: var(--green);
  border-color: rgba(61, 220, 151, 0.4);
  background: rgba(61, 220, 151, 0.08);
}
.live.on i { background: var(--green); box-shadow: 0 0 8px rgba(61, 220, 151, 0.8); animation: pulse 1.6s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

/* ---------------- 数字预测列 ---------------- */
.digits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.digit-col { background: #0c121c; border: 1px solid var(--line-soft); border-radius: 10px; padding: 10px 12px; }
.digit-head { font-size: 11.5px; color: var(--dim); margin-bottom: 8px; letter-spacing: 0.4px; }
.digit-row { display: flex; align-items: center; gap: 8px; margin-bottom: 7px; font-size: 11.5px; }
.digit-row .ball { width: 22px; height: 22px; font-size: 11px; flex-shrink: 0; }

@media (max-width: 1180px) {
  .digits { grid-template-columns: 1fr; }
}

/* ---------------- 其他 ---------------- */
.muted { color: var(--dim-2); font-size: 12px; }
.hr { height: 1px; background: var(--line-soft); margin: 14px 0; }
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.between { justify-content: space-between; }
.mt8 { margin-top: 8px; } .mt12 { margin-top: 12px; } .mt16 { margin-top: 16px; }
.fx { display: flex; gap: 12px; align-items: center; }

.empty { padding: 40px 0; text-align: center; color: var(--dim-2); font-size: 13px; }

.scroll-y { overflow: auto; }

@media (max-width: 1180px) {
  .g4 { grid-template-columns: repeat(2, 1fr); }
  .g3, .g23, .g2 { grid-template-columns: 1fr; }
  .top-metrics { display: none; }
}
@media (max-width: 640px) {
  main { padding: 14px 14px 70px; }
  .topbar { padding: 12px 14px; gap: 12px; }
  .tabs { padding: 8px 14px 0; }
  .banner { margin: 12px 14px 0; }
  .g4 { grid-template-columns: 1fr 1fr; }
  .kpi-value { font-size: 22px; }
}

/* ---------------- 前台站点：横幅 / 公告 / 登录 / 页脚 ---------------- */
.site-banner-wrap { padding: 16px 28px 0; }

.site-banner {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 138px;
  display: flex;
  align-items: center;
  padding: 22px 24px;
  background:
    radial-gradient(700px 200px at 85% 120%, rgba(167, 139, 250, 0.18), transparent 70%),
    linear-gradient(120deg, rgba(53, 214, 210, 0.16), rgba(167, 139, 250, 0.1) 55%, rgba(11, 16, 24, 0.9));
}
.site-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 34px 34px;
  pointer-events: none;
}
.site-banner-img { position: absolute; inset: 0; z-index: 0; }
.site-banner-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.site-banner.with-img::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, rgba(7, 10, 16, 0.94) 0%, rgba(7, 10, 16, 0.6) 58%, rgba(7, 10, 16, 0.25) 100%);
}
.site-banner-body { position: relative; z-index: 2; max-width: 760px; }
.site-banner-title { font-size: 20px; font-weight: 700; letter-spacing: 0.3px; }
.site-banner-sub { color: var(--dim); font-size: 12.5px; margin: 8px 0 14px; line-height: 1.8; }
.site-banner-dots { position: absolute; right: 20px; bottom: 14px; z-index: 3; display: flex; gap: 6px; }
.site-banner-dots i { width: 16px; height: 4px; border-radius: 3px; background: #31404f; cursor: pointer; }
.site-banner-dots i.on { background: var(--cyan); }

.site-notice {
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  border-radius: 10px;
  padding: 9px 14px;
  cursor: pointer;
  font-size: 12.5px;
  overflow: hidden;
}
.site-notice-tag { flex: none; font-size: 11px; padding: 2px 8px; border-radius: 6px; color: var(--cyan); background: var(--cyan-soft); border: 1px solid rgba(53, 214, 210, 0.3); }
.site-notice-tag.warn { color: var(--amber); background: var(--amber-soft); border-color: rgba(240, 181, 68, 0.35); }
.site-notice-tag.success { color: var(--green); background: rgba(61, 220, 151, 0.1); border-color: rgba(61, 220, 151, 0.32); }
.site-notice-title { flex: none; font-weight: 600; }
.site-notice-text { flex: 1; min-width: 0; color: var(--dim); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.site-notice-more { flex: none; color: var(--dim-2); font-size: 11.5px; }

.site-auth { display: flex; align-items: center; gap: 8px; }
.site-user {
  display: flex; align-items: center; gap: 7px;
  font-size: 12px; color: var(--text);
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 8px; padding: 4px 9px 4px 5px;
  max-width: 130px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
}
.site-user i {
  width: 20px; height: 20px; border-radius: 50%; flex: none;
  display: grid; place-items: center;
  background: linear-gradient(140deg, var(--cyan), #1b8f9b);
  color: #04181a; font-size: 11px; font-style: normal; font-weight: 700;
}

.site-modal {
  position: fixed; inset: 0; z-index: 80;
  background: rgba(3, 5, 9, 0.72);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.site-modal-card {
  width: min(420px, 100%);
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.notice-card { width: min(620px, 100%); max-height: 82vh; overflow: auto; }
.site-modal-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 14px; }
.site-modal-title { font-size: 15px; font-weight: 600; }
.site-modal-sub { font-size: 11.5px; color: var(--dim-2); margin-top: 4px; }
.auth-tabs { display: flex; gap: 6px; margin-bottom: 14px; }
.auth-tab { flex: 1; text-align: center; padding: 7px 0; border-radius: 8px; border: 1px solid var(--line); font-size: 12.5px; color: var(--dim); cursor: pointer; }
.auth-tab.on { color: var(--cyan); border-color: rgba(53, 214, 210, 0.35); background: var(--cyan-soft); }
.auth-card .field { margin-bottom: 10px; }
.notice-list { display: flex; flex-direction: column; gap: 12px; }
.notice-item { border: 1px solid var(--line-soft); border-radius: 10px; padding: 12px; background: var(--panel-2); }
.notice-content { margin-top: 8px; color: var(--dim); font-size: 12.5px; line-height: 1.9; white-space: pre-wrap; }

.site-footer { margin-top: 34px; border-top: 1px solid var(--line); background: rgba(8, 12, 19, 0.85); }
.site-footer-inner {
  max-width: 1400px; margin: 0 auto; padding: 24px 28px 34px;
  display: grid; grid-template-columns: 220px 1fr 1fr; gap: 18px; align-items: start;
}
.site-footer-name { font-size: 16px; font-weight: 700; letter-spacing: 0.5px; }
.site-footer-links { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.site-footer-note { color: var(--dim-2); font-size: 12px; line-height: 1.9; text-align: right; }
.site-footer-link { font-size: 12px; color: var(--dim); }
.site-footer-link:hover { color: var(--cyan); }
.tg-link {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 14px;
  border: 1px solid rgba(53, 214, 210, 0.3);
  border-radius: 10px;
  background: var(--cyan-soft);
}
.tg-link b { display: block; font-size: 12.5px; color: var(--text); font-weight: 600; }
.tg-link em { display: block; font-style: normal; font-size: 11.5px; color: var(--cyan); margin-top: 2px; }
.tg-ico {
  width: 30px; height: 30px; border-radius: 50%; flex: none;
  display: grid; place-items: center;
  background: linear-gradient(140deg, #2aabee, #229ed9);
  color: #fff; font-size: 11px; font-weight: 700;
}
@media (max-width: 860px) {
  .site-footer-inner { grid-template-columns: 1fr; }
  .site-footer-note { text-align: left; }
  .site-banner-wrap { padding: 12px 14px 0; }
  .site-banner { padding: 18px; }
  .site-banner-title { font-size: 16px; }
}

/* ---------------- 首屏注册引导 ---------------- */
.btn.lg { padding: 11px 24px; font-size: 13.5px; border-radius: 11px; }

/* 未注册锁屏：整屏垂直 + 水平居中 */
.lock-wrap {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  overflow: auto;
  background: rgba(6, 10, 16, 0.94);
  backdrop-filter: blur(8px);
}
.lock-wrap .site-hero { margin: 0; width: min(100%, 880px); }
@media (max-width: 720px) {
  .lock-wrap { padding: 14px; align-items: center; }
  .lock-wrap .site-hero { padding: 26px 18px 24px; }
}

.site-hero {
  position: relative;
  margin: 18px auto 8px;
  max-width: 880px;
  padding: 34px 28px 30px;
  border-radius: 20px;
  text-align: center;
  overflow: hidden;
  border: 1px solid rgba(53, 214, 210, 0.22);
  background:
    radial-gradient(600px 220px at 50% -40%, rgba(53, 214, 210, 0.2), transparent 72%),
    linear-gradient(180deg, rgba(17, 27, 41, 0.96), rgba(10, 15, 23, 0.96));
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}
.site-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(53, 214, 210, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(53, 214, 210, 0.055) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: radial-gradient(circle at 50% 0%, #000, transparent 78%);
  mask-image: radial-gradient(circle at 50% 0%, #000, transparent 78%);
  pointer-events: none;
}
.site-hero-inner { position: relative; z-index: 1; }
.site-hero-kicker {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 1.8px;
  color: var(--cyan);
  border: 1px solid rgba(53, 214, 210, 0.3);
  background: var(--cyan-soft);
  padding: 4px 12px;
  border-radius: 20px;
}
.site-hero-title {
  margin: 15px 0 0;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0.3px;
  line-height: 1.45;
}
.site-hero-sub { margin-top: 10px; font-size: 12.5px; color: var(--dim); line-height: 1.9; }
.site-hero-actions { margin-top: 22px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.site-hero-tip { margin-top: 14px; font-size: 11.5px; color: var(--dim-2); }

@media (max-width: 860px) {
  .site-hero { margin: 14px 14px 4px; padding: 26px 18px; border-radius: 16px; }
  .site-hero-title { font-size: 18px; }
  .site-hero-actions .btn { flex: 1 1 auto; }
}