:root{
  --bg:#f6f7f9; --panel:#ffffff; --border:#e3e6ec; --border-2:#d0d5dd;
  --text:#16181d; --text-2:#5b6371; --text-3:#8b93a1;
  --blue:#185FA5; --blue-bg:#E6F1FB; --blue-lt:#f0f7fe;
  --red:#A32D2D; --red-bg:#FCEBEB; --red-lt:#fdf3f3;
  --green:#3B6D11; --green-bg:#EAF3DE;
  --wave-green:#4C8C22;
  --amber:#854F0B; --amber-bg:#FAEEDA;
  --purple:#534AB7; --purple-bg:#EEEDFE;
  --teal:#0F6E56; --teal-bg:#E1F5EE;
  --radius:10px; --shadow:0 1px 3px rgba(16,24,40,.06),0 1px 2px rgba(16,24,40,.04);
}
*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--text); font-size:14px; line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

/* 顶栏 */
.topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 24px; background:var(--panel); border-bottom:1px solid var(--border);
  position:sticky; top:0; z-index:50;
}
.brand{display:flex; align-items:center; gap:12px}
.logo{
  width:34px;height:34px;border-radius:9px;flex:none;
  background:linear-gradient(135deg,var(--blue),var(--purple));
  position:relative;
}
.logo::after{
  content:"";position:absolute;inset:9px;border-radius:4px;
  border:2px solid rgba(255,255,255,.85);
}
.brand h1{font-size:16px;font-weight:600;letter-spacing:-.2px}
.brand .sub{font-size:12px;color:var(--text-3)}
.status{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--text-2)}
.dot{width:7px;height:7px;border-radius:50%;background:#c9ced6;flex:none}
.dot.ok{background:#46a758}
.dot.err{background:#e5484d}

/* 标签页 */
.tabs{
  display:flex; gap:2px; padding:0 24px; background:var(--panel);
  border-bottom:1px solid var(--border); overflow-x:auto;
  position:sticky; top:63px; z-index:49;
}
.tab{
  padding:11px 16px; border:none; background:none; cursor:pointer;
  font-size:13.5px; color:var(--text-2); font-family:inherit;
  border-bottom:2px solid transparent; white-space:nowrap; transition:.15s;
}
.tab:hover{color:var(--text)}
.tab.active{color:var(--blue); border-bottom-color:var(--blue); font-weight:500}

/* 主区 */
main{padding:20px 24px 60px; max-width:1400px; margin:0 auto}
.view{display:none}
.view.active{display:block}

/* 面板 */
.panel{
  background:var(--panel); border:1px solid var(--border);
  border-radius:var(--radius); margin-bottom:18px; box-shadow:var(--shadow);
}
.panel-head{
  display:flex; align-items:center; justify-content:space-between;
  gap:12px; padding:14px 18px; border-bottom:1px solid var(--border);
  flex-wrap:wrap;
}
.panel-head h2{font-size:14.5px; font-weight:600}
.panel-head .hint{font-size:12px; color:var(--text-3)}
.head-actions{display:flex; align-items:center; gap:8px; flex-wrap:wrap}
.lbl{font-size:12.5px;color:var(--text-2)}
.chk{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;color:var(--text-2);
     cursor:pointer;user-select:none;padding:3px 8px;border:1px solid var(--border);
     border-radius:6px;background:var(--panel);white-space:nowrap}
.chk:hover{border-color:var(--blue)}
.chk input{accent-color:var(--blue);cursor:pointer;margin:0;width:13px;height:13px}

/* KPI */
.grid4{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin-bottom:18px}
.kpi{
  background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);
  padding:16px 18px;box-shadow:var(--shadow);
}
.kpi .k-label{font-size:12.5px;color:var(--text-3);margin-bottom:5px}
.kpi .k-val{font-size:23px;font-weight:600;letter-spacing:-.5px;line-height:1.25}
.kpi .k-sub{font-size:12px;color:var(--text-3);margin-top:5px}
.k-blue .k-val{color:var(--blue)}
.k-green .k-val{color:var(--green)}
.k-red .k-val{color:var(--red)}
.k-amber .k-val{color:var(--amber)}

/* 表格 */
.table-wrap{overflow-x:auto; padding:4px 0}
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{
  text-align:left;padding:9px 14px;background:#fafbfc;
  color:var(--text-2);font-weight:500;font-size:12.5px;
  border-bottom:1px solid var(--border);white-space:nowrap;
}
.tbl td{padding:8px 14px;border-bottom:1px solid #f0f2f5;white-space:nowrap}
.tbl tbody tr:hover{background:#fafbfc}
.tbl.small td,.tbl.small th{padding:6px 10px;font-size:12.5px}
.num-chip{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:26px;height:24px;padding:0 6px;border-radius:6px;
  font-weight:600;font-size:12.5px;font-variant-numeric:tabular-nums;
}
.c-red{background:var(--red-bg);color:var(--red)}
.c-blue{background:var(--blue-bg);color:var(--blue)}
.c-green{background:var(--green-bg);color:var(--green)}
.c-gray{background:#f1f2f4;color:var(--text-2)}
.c-purple{background:var(--purple-bg);color:var(--purple)}
.c-amber{background:var(--amber-bg);color:var(--amber)}
.muted{color:var(--text-3)}

/* 按钮与输入 */
.btn{
  padding:7px 14px;border-radius:8px;border:1px solid var(--border-2);
  background:var(--panel);color:var(--text);font-size:13px;cursor:pointer;
  font-family:inherit;transition:.15s;font-weight:500;
}
.btn:hover{background:#f7f8fa;border-color:#b8bfc9}
.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}
.btn.primary:hover{background:#134d87}
.btn.warn{background:var(--amber-bg);border-color:#e8c48a;color:var(--amber)}
.btn.warn:hover{background:#f7e2c4}
.btn.ghost{color:var(--text-2)}
.btn.danger{color:var(--red);border-color:#e8b4b4}
.btn.danger:hover{background:var(--red-lt)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.xs{padding:3px 9px;font-size:12px;border-radius:6px}
.inp{
  padding:7px 11px;border-radius:8px;border:1px solid var(--border-2);
  background:var(--panel);font-size:13px;font-family:inherit;color:var(--text);
  transition:.15s;
}
.inp:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-lt)}
.inp.sm{padding:6px 9px;font-size:12.5px}
.inp.full{width:100%}

/* 分页 */
.pager{display:flex;align-items:center;gap:8px;padding:12px 18px;flex-wrap:wrap}
.pager .info{font-size:12.5px;color:var(--text-3);margin-right:auto}

/* 组别映射：左 6 右 6 两列布局 */
.groupmap{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:16px 18px}
.gm-col{display:flex;flex-direction:column;gap:10px}
.gcard{
  border:1px solid var(--border);border-radius:9px;padding:11px 13px;
  background:#fcfcfd;
}
.gcard.cal{border-color:#e8c48a;background:#fffdf7}
.gcard .grow{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.gcard .gname{font-size:14px;font-weight:600;flex:none;width:18px;line-height:30px}
.gcard .gnums{display:flex;gap:5px;flex-wrap:wrap;align-items:center}
.gcard .gnum{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:32px;height:30px;padding:0 8px;border-radius:6px;
  font-size:15px;font-weight:600;font-variant-numeric:tabular-nums;
  background:#eef0f3;color:var(--text-2);
}

/* 号码波色（深色背景 + 白字，红/蓝/绿波，视觉更明显） */
.num-chip.w-red,.gnum.w-red{background:var(--red);color:#fff}
.num-chip.w-blue,.gnum.w-blue{background:var(--blue);color:#fff}
.num-chip.w-green,.gnum.w-green{background:var(--wave-green);color:#fff}
/* 分组映射页 gnum 需更高优先级覆盖默认灰底 */
.gcard .gnum.w-red{background:var(--red);color:#fff}
.gcard .gnum.w-blue{background:var(--blue);color:#fff}
.gcard .gnum.w-green{background:var(--wave-green);color:#fff}

/* 数据库页（开奖数据库表）号码字体加大 */
#dataTable .num-chip{font-size:15px;min-width:32px;height:30px;padding:0 8px}
#dataTable .zodiac-tag{font-size:12px;margin-left:7px}

/* 开奖数据库：号码右侧生肖标签 */
.zodiac-tag{
  display:inline-block;margin-left:5px;padding:0 6px;border-radius:5px;
  font-size:11px;line-height:1.7;color:var(--text-2);background:#f1f2f4;
  vertical-align:1px;white-space:nowrap;
}

/* 图表 */
.chart-box{padding:16px 18px;height:360px;position:relative}
.legend{display:flex;gap:18px;padding:0 18px 16px;flex-wrap:wrap;font-size:12.5px;color:var(--text-2)}
.legend .li{display:flex;align-items:center;gap:6px}
.legend .sw{width:14px;height:3px;border-radius:2px}

/* 预测结果 */
.weights-row{display:flex;gap:10px;padding:14px 18px 0;flex-wrap:wrap}
.wchip{
  display:flex;align-items:center;gap:7px;padding:7px 12px;
  border:1px solid var(--border);border-radius:8px;background:#fcfcfd;font-size:12.5px;
}
.wchip b{font-variant-numeric:tabular-nums;color:var(--text)}
.wchip .k{color:var(--text-3)}
.wbar{height:4px;width:52px;background:#eceef1;border-radius:2px;overflow:hidden}
.wbar i{display:block;height:100%;background:var(--blue)}

.pred-head{
  display:flex;align-items:center;gap:12px;padding:16px 18px;flex-wrap:wrap;
}
.pred-title{font-size:13.5px;color:var(--text-2)}
.pred-nums{display:flex;gap:9px;flex-wrap:wrap;padding:0 18px 18px}
.ball{
  width:60px;height:60px;border-radius:50%;display:flex;flex-direction:column;
  align-items:center;justify-content:center;font-weight:600;
  border:2px solid transparent;
}
.ball .n{font-size:19px;line-height:1;font-variant-numeric:tabular-nums}
.ball .g{font-size:10.5px;opacity:.8;margin-top:2px}
.ball.rank1{background:var(--red);color:#fff;border-color:#7d2020}
.ball.alt{background:var(--blue-bg);color:var(--blue);border-color:#a9cbee}
.ball.reg{background:var(--purple-bg);color:var(--purple);border-color:#b9b3ee}
.ball.w-red{background:var(--red);color:#fff;border-color:#7d2020}
.ball.w-blue{background:var(--blue);color:#fff;border-color:#134d87}
.ball.w-green{background:var(--wave-green);color:#fff;border-color:#3a6b1a}
.ball .p{position:relative;top:1px;font-size:10px;opacity:.75}

table.rank-tbl td .bar{
  height:6px;background:var(--blue-bg);border-radius:3px;position:relative;min-width:70px;
}
table.rank-tbl td .bar i{position:absolute;left:0;top:0;bottom:0;background:var(--blue);border-radius:3px}

/* 结论块 */
.verdict{padding:16px 18px;font-size:13.5px;line-height:1.75}
.verdict .vbox{
  padding:12px 15px;border-radius:8px;margin-bottom:11px;border-left:3px solid;
}
.vbox.ok{background:var(--green-bg);border-color:var(--green);color:var(--green)}
.vbox.warn{background:var(--amber-bg);border-color:var(--amber);color:var(--amber)}
.vbox.bad{background:var(--red-bg);border-color:var(--red);color:var(--red)}
.vbox.info{background:var(--blue-bg);border-color:var(--blue);color:var(--blue)}
.vbox b{font-weight:600}
.vbox ul{margin:6px 0 0 18px}
.vbox li{margin:3px 0}

/* 进度 */
.spinner{
  display:inline-block;width:14px;height:14px;border:2px solid var(--border-2);
  border-top-color:var(--blue);border-radius:50%;animation:spin .7s linear infinite;
  vertical-align:-2px;margin-right:7px;
}
@keyframes spin{to{transform:rotate(360deg)}}
.loading{padding:26px;text-align:center;color:var(--text-2);font-size:13.5px}

/* 条形分布 */
.bars{padding:14px 18px;display:flex;flex-direction:column;gap:9px}
.brow{display:flex;align-items:center;gap:11px;font-size:12.5px}
.brow .bl{width:74px;color:var(--text-2);flex:none}
.brow .bt{flex:1;height:17px;background:#f1f3f5;border-radius:4px;overflow:hidden}
.brow .bt i{display:block;height:100%;background:var(--blue);border-radius:4px;transition:width .3s}
.brow .bv{width:52px;text-align:right;font-variant-numeric:tabular-nums;color:var(--text-2)}

/* 弹窗 */
.modal-mask{
  display:none;position:fixed;inset:0;background:rgba(16,24,40,.45);
  z-index:100;align-items:center;justify-content:center;padding:20px;
}
.modal-mask.show{display:flex}
.modal{
  background:var(--panel);border-radius:12px;padding:22px;width:100%;max-width:460px;
  box-shadow:0 18px 44px rgba(16,24,40,.2); max-height:90vh; overflow-y:auto;
}
.modal h3{font-size:15.5px;margin-bottom:16px}
.field{margin-bottom:14px}
.field label{display:block;font-size:12.5px;color:var(--text-2);margin-bottom:6px}
.nums{display:grid;grid-template-columns:repeat(6,1fr);gap:7px}
.nums .inp{text-align:center;padding:8px 4px}
.modal-actions{display:flex;gap:9px;justify-content:flex-end;margin-top:18px}
.err{color:var(--red);font-size:12.5px;margin-top:10px;min-height:17px}

/* Toast */
.toast{
  position:fixed;bottom:26px;left:50%;transform:translateX(-50%) translateY(70px);
  background:#1e2430;color:#fff;padding:11px 19px;border-radius:9px;font-size:13px;
  opacity:0;transition:.26s;z-index:200;pointer-events:none;max-width:88vw;
  box-shadow:0 8px 24px rgba(16,24,40,.28);
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{background:#9e2b2b}
.toast.ok{background:#256b3a}

.tag{
  display:inline-block;padding:1px 8px;border-radius:5px;font-size:11.5px;
  font-weight:500;vertical-align:1px;
}
.tag.ok{background:var(--green-bg);color:var(--green)}
.tag.bad{background:var(--red-bg);color:var(--red)}
.tag.neutral{background:#f1f2f4;color:var(--text-2)}
.tag.warn{background:var(--amber-bg);color:var(--amber)}

/* 数据表说明与单元格着色 */
.mini-title{font-size:12.5px;color:var(--text-2);font-weight:600;margin-bottom:8px}
.table-cap{
  padding:12px 14px 2px; font-size:12.5px; color:var(--text-2); font-weight:600;
}
.table-note{
  padding:8px 14px 12px; font-size:12px; color:var(--text-3); line-height:1.7;
  white-space:normal;
}
.tbl td.ok{color:var(--green);font-weight:600}
.tbl td.warn{color:var(--amber);font-weight:600}
.tag-warn{
  display:inline-block;margin-left:6px;padding:1px 6px;border-radius:6px;
  font-size:11px;background:var(--amber-bg);color:var(--amber);
}

@media(max-width:640px){
  main{padding:14px 12px 48px}
  .topbar{padding:12px 14px;gap:10px}
  .brand{gap:9px}
  .brand .sub{display:none}
  .brand h1{font-size:15px}
  .status{font-size:11.5px;white-space:nowrap}
  .tabs{padding:0 12px;top:59px}
  .tab{padding:11px 12px;font-size:13px}
  .chart-box{height:280px;padding:12px 12px}
  .ball{width:52px;height:52px}
  .ball .n{font-size:17px}

  /* 面板与操作区 */
  .panel-head{padding:12px 14px;gap:9px}
  .panel-head h2{font-size:14px}
  .head-actions{gap:6px}
  .lbl{font-size:12px}
  .btn{padding:8px 12px;font-size:12.5px}
  .inp{padding:7px 9px;font-size:12.5px}
  .inp.sm{padding:6px 8px}

  /* KPI：小屏允许两列 */
  .grid4{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:12px}
  .kpi{padding:13px 14px}
  .kpi .k-val{font-size:20px}

  /* 组别映射：两列改单列 */
  .groupmap{grid-template-columns:1fr;gap:11px;padding:13px 14px}
  .gcard .gnum{min-width:30px;height:28px;font-size:14px}

  /* 弹窗号码输入：6 列改 3 列 */
  .nums{grid-template-columns:repeat(3,1fr)}
  .modal{padding:18px;border-radius:12px}

  /* 表格字号收紧，保留横向滚动 */
  .tbl{font-size:12px}
  .tbl th{padding:8px 10px}
  .tbl td{padding:7px 10px}
  .tbl.small td,.tbl.small th{padding:5px 8px;font-size:11.5px}

  /* 结论块与预测结果 */
  .verdict{padding:13px 14px;font-size:13px}
  .pred-nums{gap:7px;padding:0 14px 14px}
  .weights-row{padding:12px 14px 0;gap:7px}
  .bars{padding:12px 14px}
}

@media(max-width:380px){
  .brand h1{font-size:14px}
  .grid4{grid-template-columns:1fr}
  .tab{padding:11px 10px;font-size:12.5px}
}

/* ---------- 特号预测区间刻度条 ---------- */
.range-bar{
  position:relative; height:34px; margin:16px 18px 4px;
  background:var(--bg); border:1px solid var(--border);
  border-radius:8px; overflow:hidden;
}
.rb-seg{position:absolute; top:0; bottom:0; border-radius:4px}
.rb-mc95{background:var(--blue-bg)}
.rb-band{background:#bcd7f0}
.rb-mc68{background:var(--blue); opacity:.55}
.rb-marker{
  position:absolute; top:-2px; bottom:-2px; width:3px;
  background:var(--red); border-radius:2px; transform:translateX(-50%);
}
.rb-legend{
  display:flex; flex-wrap:wrap; gap:6px 18px;
  padding:6px 18px 4px; font-size:12px; color:var(--text-2);
}
.rb-legend span{display:inline-flex; align-items:center; gap:6px}
.rb-dot{display:inline-block; width:10px; height:10px; border-radius:3px}
.rb-dot.rb-band{background:#bcd7f0}
.rb-dot.rb-mc68{background:var(--blue); opacity:.55}
.rb-dot.rb-mc95{background:var(--blue-bg); border:1px solid var(--border-2)}
.rb-dot.rb-mk{background:var(--red); width:4px; height:12px; border-radius:2px}
@media(max-width:640px){
  .range-bar{margin:14px 14px 4px}
  .rb-legend{padding:6px 14px 4px}
}

/* ---------- 特号预测区间 B/C/D 方法块 ---------- */
.method-block{
  margin:12px 18px 0; padding:14px 16px;
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--radius);
}
.mb-head{display:flex; align-items:center; gap:10px; flex-wrap:wrap; margin-bottom:8px}
.mb-head h3{font-size:14px; font-weight:600}
.mb-head .hint{font-size:12px; color:var(--text-3)}
.mb-range{
  font-size:26px; font-weight:700; color:var(--blue);
  letter-spacing:1px; margin:2px 0 6px;
}
.mb-sub{font-size:12.5px; color:var(--text-2); line-height:1.7}
.mb-chips{display:flex; flex-wrap:wrap; gap:6px}
.mb-omit{display:inline-flex; flex-direction:column; align-items:center; gap:2px}
.mb-omit i{font-style:normal; font-size:11px; color:var(--text-3)}
@media(max-width:640px){
  .method-block{margin:10px 12px 0; padding:12px}
  .mb-range{font-size:22px}
}