/* ================= KL8 LAB ================= */
:root{
  --bg:#070a0f;
  --bg-2:#0b1017;
  --panel:#0e141c;
  --panel-2:#121a24;
  --line:rgba(122,168,160,.13);
  --line-2:rgba(122,168,160,.24);
  --txt:#e9eff7;
  --txt-2:#9fb0c2;
  --txt-3:#66788c;
  --acc:#35e0b0;
  --acc-d:#0f9d7c;
  --gold:#f5c451;
  --rose:#ff6b81;
  --r:16px;
  --mono:ui-monospace,SFMono-Regular,"JetBrains Mono","Cascadia Mono",Consolas,monospace;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  background:var(--bg);
  color:var(--txt);
  font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:14px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

/* 背景装饰 */
.bg-glow{
  position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(900px 520px at 12% -8%,rgba(53,224,176,.10),transparent 60%),
    radial-gradient(760px 460px at 88% 4%,rgba(245,196,81,.07),transparent 60%),
    radial-gradient(900px 700px at 50% 110%,rgba(53,224,176,.05),transparent 60%);
}
.bg-grid{
  position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.35;
  background-image:linear-gradient(rgba(122,168,160,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(122,168,160,.045) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 0%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 20%,transparent 78%);
}

main,header,footer{position:relative;z-index:1}

/* ---------- 顶栏 ---------- */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;padding:18px clamp(16px,4vw,48px);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(12px);
  background:rgba(7,10,15,.72);
  position:sticky;top:0;z-index:50;
}
.brand{display:flex;align-items:center;gap:14px}
.logo{
  font-family:var(--mono);font-weight:700;font-size:19px;letter-spacing:.5px;
  width:46px;height:46px;display:grid;place-items:center;border-radius:13px;
  background:linear-gradient(150deg,rgba(53,224,176,.22),rgba(53,224,176,.04));
  border:1px solid rgba(53,224,176,.35);
  color:var(--acc);
  box-shadow:0 0 24px rgba(53,224,176,.16) inset,0 6px 18px rgba(0,0,0,.4);
}
.logo span{color:var(--gold)}
.brand-text h1{font-size:15px;font-weight:650;letter-spacing:.4px}
.brand-text p{font-size:11px;color:var(--txt-3);letter-spacing:1.6px;text-transform:uppercase}
.topbar-meta{display:flex;gap:26px;align-items:center}
.meta-item{display:flex;flex-direction:column;align-items:flex-end;line-height:1.35}
.meta-k{font-size:10.5px;color:var(--txt-3);letter-spacing:1px}
.meta-v{font-family:var(--mono);font-size:13px;color:var(--txt);font-weight:600}
.meta-item.live{flex-direction:row;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;background:rgba(53,224,176,.07);
  border:1px solid rgba(53,224,176,.22)}
.meta-item.live .meta-v{color:var(--acc)}
.dot{width:6px;height:6px;border-radius:50%;background:var(--acc);
  box-shadow:0 0 0 0 rgba(53,224,176,.6);animation:pulse 2.4s infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(53,224,176,.55)}
  70%{box-shadow:0 0 0 7px rgba(53,224,176,0)}
  100%{box-shadow:0 0 0 0 rgba(53,224,176,0)}
}

main{max-width:1400px;margin:0 auto;padding:30px clamp(16px,4vw,48px) 60px;
  display:flex;flex-direction:column;gap:20px}

/* ---------- Hero ---------- */
.hero{display:grid;grid-template-columns:1.35fr .85fr;gap:20px;margin-top:6px}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;color:var(--txt-2);letter-spacing:.6px;
  padding:5px 12px;border-radius:999px;border:1px solid var(--line-2);
  background:rgba(255,255,255,.02);width:fit-content;
}
.eyebrow b{color:var(--acc);font-family:var(--mono)}
.hero-title{
  font-size:clamp(28px,4.4vw,46px);line-height:1.16;font-weight:700;
  letter-spacing:-.5px;margin:16px 0 12px;
}
.hero-title em{
  font-style:normal;color:var(--gold);
  text-shadow:0 0 26px rgba(245,196,81,.35);
}
.hero-sub{color:var(--txt-2);font-size:13.5px;max-width:640px}
.hero-sub b{color:var(--txt);font-family:var(--mono)}
.hero-stats{display:flex;gap:clamp(14px,3vw,40px);margin-top:24px;flex-wrap:wrap}
.hs-num{font-family:var(--mono);font-size:26px;font-weight:700;color:var(--acc);line-height:1.1}
.hs-num.warn{color:var(--gold)}
.hs-label{font-size:11.5px;color:var(--txt-3);margin-top:3px;letter-spacing:.3px}

.hero-right{
  background:linear-gradient(160deg,var(--panel-2),var(--panel));
  border:1px solid var(--line);border-radius:var(--r);padding:20px;
  display:flex;flex-direction:column;gap:14px;
}
.panel-title{font-size:11.5px;letter-spacing:1.4px;color:var(--txt-3);text-transform:uppercase}
.latest-balls{display:flex;flex-wrap:wrap;gap:7px}
.lb{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  font-family:var(--mono);font-size:13px;font-weight:700;
  background:radial-gradient(circle at 32% 26%,#22303f,#131b24 70%);
  border:1px solid rgba(122,168,160,.22);
  color:#dbe7f2;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 2px 6px rgba(0,0,0,.4);
}
.lb.hot{background:radial-gradient(circle at 32% 26%,#1f6f5c,#0d3b31 72%);
  border-color:rgba(53,224,176,.5);color:#c9ffef}
.latest-meta{display:flex;gap:16px;font-size:11.5px;color:var(--txt-3);
  border-top:1px solid var(--line);padding-top:12px;flex-wrap:wrap}
.latest-meta b{color:var(--txt);font-family:var(--mono);font-weight:600}

/* ---------- 卡片 ---------- */
.card{
  background:linear-gradient(170deg,rgba(18,26,36,.9),rgba(11,16,23,.92));
  border:1px solid var(--line);border-radius:var(--r);
  padding:22px;position:relative;overflow:hidden;
}
.card::after{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(53,224,176,.35),transparent);
  opacity:.55;
}
.card-hero{border-color:rgba(53,224,176,.22);
  box-shadow:0 0 0 1px rgba(53,224,176,.05),0 18px 50px -24px rgba(53,224,176,.25)}
.card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px}
.card-head h3{font-size:15.5px;font-weight:650;letter-spacing:.2px}
.card-sub{font-size:11.5px;color:var(--txt-3);margin-top:3px}
.head-actions{display:flex;gap:8px;flex-shrink:0}

.btn{
  font-family:inherit;font-size:12.5px;font-weight:600;cursor:pointer;
  padding:8px 15px;border-radius:9px;border:1px solid rgba(53,224,176,.4);
  background:linear-gradient(180deg,rgba(53,224,176,.18),rgba(53,224,176,.08));
  color:#bffbe9;transition:.18s;white-space:nowrap;
}
.btn:hover{background:rgba(53,224,176,.24);border-color:rgba(53,224,176,.7);
  transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn.ghost{background:rgba(255,255,255,.03);border-color:var(--line-2);color:var(--txt-2)}
.btn.ghost:hover{color:var(--txt);border-color:var(--line-2);background:rgba(255,255,255,.06)}
.btn.sm{padding:5px 11px;font-size:11.5px}

.grid-main{display:grid;grid-template-columns:1fr 320px;gap:20px;align-items:start}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}

/* ---------- 号码球 ---------- */
.pick-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(92px,1fr));gap:10px}
.pick{
  position:relative;border-radius:13px;padding:11px 6px 9px;
  background:linear-gradient(165deg,rgba(53,224,176,.10),rgba(255,255,255,.015));
  border:1px solid rgba(53,224,176,.22);
  display:flex;flex-direction:column;align-items:center;gap:6px;
  cursor:pointer;transition:.16s;
}
.pick:hover{transform:translateY(-2px);border-color:rgba(53,224,176,.55);
  box-shadow:0 10px 24px -12px rgba(53,224,176,.6)}
.pick .rank{
  position:absolute;top:5px;left:7px;font-family:var(--mono);font-size:9.5px;
  color:var(--txt-3);
}
.pick .ball{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  font-family:var(--mono);font-weight:700;font-size:16px;color:#eafff8;
  background:radial-gradient(circle at 33% 26%,#2c9d80,#0c473a 74%);
  border:1px solid rgba(53,224,176,.45);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.16),0 4px 12px rgba(0,0,0,.45);
}
.pick .prob{font-family:var(--mono);font-size:11.5px;color:var(--acc);font-weight:600}
.pick .bar{width:76%;height:3px;border-radius:2px;background:rgba(255,255,255,.08);overflow:hidden}
.pick .bar i{display:block;height:100%;border-radius:2px;
  background:linear-gradient(90deg,var(--acc-d),var(--acc))}
.pick.locked{border-color:var(--gold);background:linear-gradient(165deg,rgba(245,196,81,.14),rgba(255,255,255,.015))}
.pick.locked .ball{background:radial-gradient(circle at 33% 26%,#c99a34,#6b4d12 74%);
  border-color:rgba(245,196,81,.6);color:#fff8e3}
.pick.locked .prob{color:var(--gold)}

.pick-summary{
  display:flex;gap:22px;flex-wrap:wrap;margin-top:18px;padding-top:14px;
  border-top:1px solid var(--line);font-size:12px;color:var(--txt-3);
}
.pick-summary b{color:var(--txt);font-family:var(--mono);font-weight:600}

/* ---------- 参数面板 ---------- */
.ctrl-list{display:flex;flex-direction:column;gap:16px}
.ctrl-item label{display:flex;justify-content:space-between;font-size:12px;color:var(--txt-2);margin-bottom:7px}
.ctrl-item label b{font-family:var(--mono);color:var(--acc);font-weight:600}
input[type=range]{
  -webkit-appearance:none;width:100%;height:4px;border-radius:3px;
  background:rgba(255,255,255,.09);outline:none;cursor:pointer;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:14px;height:14px;border-radius:50%;
  background:var(--acc);border:2px solid #06201a;
  box-shadow:0 0 10px rgba(53,224,176,.7);cursor:pointer;
}
.note{
  margin-top:18px;padding:11px 13px;border-radius:10px;font-size:11.5px;
  color:var(--txt-3);line-height:1.65;
  background:rgba(245,196,81,.05);border:1px solid rgba(245,196,81,.16);
}
.note b{color:var(--gold);margin-right:4px}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto;margin:0 -6px}
.tbl{width:100%;border-collapse:collapse;font-size:12.5px;min-width:720px}
.tbl th{
  text-align:left;font-weight:500;font-size:11px;letter-spacing:.6px;
  color:var(--txt-3);padding:8px 10px;border-bottom:1px solid var(--line);
  text-transform:uppercase;white-space:nowrap;
}
.tbl td{padding:9px 10px;border-bottom:1px solid rgba(122,168,160,.07);
  font-family:var(--mono);color:var(--txt-2);white-space:nowrap}
.tbl tr:hover td{background:rgba(53,224,176,.035)}
.tbl td.num{color:var(--txt);font-weight:700}
.tbl td.good{color:var(--acc)}
.tbl td.dim{color:var(--txt-3)}
.mini-bar{display:inline-block;width:52px;height:4px;border-radius:2px;
  background:rgba(255,255,255,.08);vertical-align:middle;margin-left:8px;overflow:hidden}
.mini-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--acc-d),var(--acc))}

/* ---------- 顶部导航 ---------- */
.nav{display:flex;gap:3px;background:rgba(255,255,255,.03);
  border:1px solid var(--line);padding:3px;border-radius:9px;margin-left:auto}
.nav a{font-size:12.5px;padding:6px 15px;border-radius:6px;color:var(--txt-3);
  text-decoration:none;transition:.15s;white-space:nowrap}
.nav a:hover{color:var(--txt-2);background:rgba(255,255,255,.045)}
.nav a.on{background:rgba(53,224,176,.15);color:var(--acc);font-weight:600}

/* ---------- 热力矩阵 ---------- */
.heat{display:grid;grid-template-columns:repeat(20,1fr);gap:5px}
.hc{
  aspect-ratio:1/1;border-radius:7px;display:grid;place-items:center;
  font-family:var(--mono);font-size:11.5px;font-weight:600;
  border:1px solid transparent;transition:.15s;cursor:default;position:relative;
}
.hc:hover{transform:scale(1.14);z-index:3;border-color:var(--txt-2)}
.hc.on{border-color:var(--acc);box-shadow:0 0 0 1px var(--acc),0 0 14px rgba(53,224,176,.5)}
.hc .ct{position:absolute;bottom:1px;right:3px;font-size:8px;opacity:.55;font-weight:400}
.heat-legend{display:flex;align-items:center;gap:9px;margin-top:14px;font-size:11px;color:var(--txt-3)}
.lg-bar{width:140px;height:6px;border-radius:3px;
  background:linear-gradient(90deg,#101820,#1b4d43,#35e0b0,#f5c451)}
.lg-hint{margin-left:auto;font-family:var(--mono);color:var(--txt-3)}

.seg{display:flex;gap:2px;background:rgba(255,255,255,.03);padding:3px;border-radius:9px;
  border:1px solid var(--line);flex-shrink:0}
.seg button{
  font-family:inherit;font-size:11.5px;padding:5px 10px;border-radius:6px;
  border:0;background:transparent;color:var(--txt-3);cursor:pointer;transition:.15s;white-space:nowrap;
}
.seg button:hover{color:var(--txt-2)}
.seg button.on{background:rgba(53,224,176,.15);color:var(--acc);font-weight:600}

/* ---------- 图表 ---------- */
.chart-wrap{height:230px;position:relative}
canvas{width:100%;height:100%;display:block}
.chart-cap{font-size:11.5px;color:var(--txt-3);margin-top:12px;line-height:1.6}
.chart-cap b{color:var(--txt-2)}

/* ---------- 策略 ---------- */
.strategy-list{display:flex;flex-direction:column;gap:10px}
.st{
  display:grid;grid-template-columns:1fr auto auto;gap:12px;align-items:center;
  padding:11px 14px;border-radius:11px;background:rgba(255,255,255,.022);
  border:1px solid var(--line);transition:.16s;
}
.st:hover{background:rgba(255,255,255,.04)}
.st.ai{background:rgba(53,224,176,.06);border-color:rgba(53,224,176,.26)}
.st-name{font-size:12.5px;color:var(--txt);font-weight:600}
.st-desc{font-size:10.5px;color:var(--txt-3);font-weight:400;margin-top:1px}
.st-val{font-family:var(--mono);font-size:15px;font-weight:700;color:var(--txt-2);text-align:right}
.st.ai .st-val{color:var(--acc)}
.st-tag{font-family:var(--mono);font-size:10.5px;color:var(--txt-3);
  padding:3px 8px;border-radius:6px;background:rgba(255,255,255,.04);white-space:nowrap}
.st-tag.up{color:var(--rose);background:rgba(255,107,129,.1)}
.st-tag.down{color:var(--acc);background:rgba(53,224,176,.1)}

/* ---------- 多视角 ---------- */
.views{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.view{border:1px solid var(--line);border-radius:12px;padding:13px;background:rgba(255,255,255,.018)}
.view h4{font-size:12px;color:var(--txt-2);font-weight:600;margin-bottom:3px}
.view p{font-size:10.5px;color:var(--txt-3);margin-bottom:9px}
.vballs{display:flex;flex-wrap:wrap;gap:5px}
.vb{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;
  font-family:var(--mono);font-size:10.5px;background:rgba(53,224,176,.10);
  border:1px solid rgba(53,224,176,.22);color:#bffbe9}
.vb.core{background:rgba(245,196,81,.16);border-color:rgba(245,196,81,.55);color:var(--gold);font-weight:700}

/* ---------- 玩法 ---------- */
.play-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:12px}
.play{border:1px solid var(--line);border-radius:12px;padding:14px;background:rgba(255,255,255,.018)}
.play-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:9px}
.play-head h4{font-size:12.5px;font-weight:600}
.play-head span{font-size:10.5px;color:var(--txt-3);font-family:var(--mono)}
.play p{font-family:var(--mono);font-size:12.5px;color:var(--acc);letter-spacing:1.2px;line-height:1.9}

/* ---------- 免责 ---------- */
.disclaimer{
  border-radius:var(--r);padding:20px 22px;
  background:rgba(245,196,81,.045);border:1px solid rgba(245,196,81,.18);
}
.dcy-title{font-size:12px;font-weight:700;color:var(--gold);letter-spacing:1px;margin-bottom:7px}
.disclaimer p{font-size:12px;color:var(--txt-2);line-height:1.85}
.disclaimer b{color:var(--gold);font-weight:600}

footer{
  max-width:1400px;margin:0 auto;padding:0 clamp(16px,4vw,48px) 44px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:11px;color:var(--txt-3);
}

/* ---------- toast ---------- */
.toast{
  position:fixed;left:50%;bottom:36px;transform:translate(-50%,20px);
  padding:10px 20px;border-radius:10px;font-size:12.5px;
  background:rgba(53,224,176,.14);border:1px solid rgba(53,224,176,.45);
  color:#c9ffef;opacity:0;pointer-events:none;transition:.25s;z-index:99;
  backdrop-filter:blur(8px);
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- 响应式 ---------- */
@media(max-width:1080px){
  .grid-main{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .hero{grid-template-columns:1fr}
  .views{grid-template-columns:repeat(2,1fr)}
  .heat{grid-template-columns:repeat(10,1fr)}
}
@media(max-width:640px){
  .topbar{padding:12px 16px;flex-wrap:wrap}
  .nav{order:2;width:100%;margin-left:0;margin-top:4px}
  .nav a{flex:1;text-align:center;padding:7px 6px;font-size:12px}
  .topbar-meta{order:3;gap:12px;width:100%;justify-content:space-between;margin-top:2px}
  .hide-sm{display:none}
  .meta-k{font-size:9.5px;letter-spacing:.3px}
  .meta-v{font-size:12px}
  main{padding:20px 16px 40px}
  .card{padding:16px}
  .pick-grid{grid-template-columns:repeat(auto-fill,minmax(72px,1fr));gap:8px}
  .pick .ball{width:34px;height:34px;font-size:14px}
  .views{grid-template-columns:1fr}
  .heat{grid-template-columns:repeat(8,1fr);gap:4px}
  .hc{font-size:12.5px;border-radius:6px}
  .hc .ct{font-size:7px;right:2px;bottom:0;opacity:.45}
  .seg button{font-size:10.5px;padding:4px 8px}
  .hero-stats{gap:18px}
  .hs-num{font-size:21px}
}

/* ---------- 四码组合 ---------- */
.combo-sec{border-color:rgba(245,196,81,.22);
  box-shadow:0 0 0 1px rgba(245,196,81,.05),0 18px 50px -26px rgba(245,196,81,.28)}
.combo-sec::after{background:linear-gradient(90deg,transparent,rgba(245,196,81,.5),transparent)}
.combo-sec .card-head h3{color:#ffe9b8}
.combo-sec .card-sub b{color:var(--gold);font-family:var(--mono)}

.combo-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.combo{
  border-radius:13px;padding:14px;
  background:linear-gradient(168deg,rgba(245,196,81,.09),rgba(255,255,255,.014));
  border:1px solid rgba(245,196,81,.26);
  transition:.18s;position:relative;overflow:hidden;
}
.combo:hover{transform:translateY(-3px);
  box-shadow:0 14px 32px -16px rgba(245,196,81,.55);border-color:rgba(245,196,81,.55)}
.combo.top{border-color:rgba(245,196,81,.6);
  background:linear-gradient(168deg,rgba(245,196,81,.16),rgba(255,255,255,.02))}
.combo-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:11px}
.c-idx{font-family:var(--mono);font-size:10.5px;letter-spacing:1.2px;color:var(--gold);
  padding:2px 7px;border-radius:5px;background:rgba(245,196,81,.12);border:1px solid rgba(245,196,81,.24)}
.c-prob{font-family:var(--mono);font-size:17px;font-weight:700;color:#ffe9b8}
.c-balls{display:flex;gap:6px;margin-bottom:12px}
.cball{
  flex:1;aspect-ratio:1/1;border-radius:50%;display:grid;place-items:center;
  font-family:var(--mono);font-size:15px;font-weight:700;color:#fff6dd;
  background:radial-gradient(circle at 34% 26%,#b8902f,#4b3510 76%);
  border:1px solid rgba(245,196,81,.5);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.2),0 4px 12px rgba(0,0,0,.45);
}
.c-metrics{display:flex;flex-direction:column;gap:5px;
  border-top:1px solid rgba(245,196,81,.14);padding-top:10px}
.c-metrics>div{display:flex;justify-content:space-between;font-size:11px;color:var(--txt-3)}
.c-metrics b{font-family:var(--mono);color:#e8d9b0;font-weight:600}
.c-meta{margin-top:8px;font-size:10.5px;color:var(--txt-3);font-family:var(--mono)}

.combo-foot{
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-size:11.5px;color:var(--txt-3);line-height:1.75;
}
.combo-foot b{color:var(--txt-2);font-family:var(--mono)}
.combo-foot .warn{color:var(--rose)}

@media(max-width:1080px){.combo-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.combo-grid{grid-template-columns:1fr}}

/* ---------- 逐期实战验证 ---------- */
.wf-sec::after{background:linear-gradient(90deg,transparent,rgba(53,224,176,.45),transparent)}

.wf-summary{
  display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:14px;
}
.wf-stat{
  padding:12px 14px;border-radius:11px;
  background:linear-gradient(165deg,rgba(53,224,176,.07),rgba(255,255,255,.01));
  border:1px solid var(--line);
}
.wf-stat .k{font-size:10.5px;color:var(--txt-3);letter-spacing:.4px}
.wf-stat .v{font-family:var(--mono);font-size:21px;font-weight:700;color:var(--txt);line-height:1.25;margin-top:2px}
.wf-stat .v small{font-size:11px;color:var(--txt-3);font-weight:400}
.wf-stat.hl .v{color:var(--acc)}
.wf-stat.muted .v{color:var(--txt-2)}

.wf-chart{height:92px;margin-bottom:12px}
.wf-chart canvas{width:100%;height:100%;display:block}

.wf-legend{display:flex;gap:16px;align-items:center;flex-wrap:wrap;
  font-size:11px;color:var(--txt-3);margin-bottom:10px}
.wf-legend span{display:inline-flex;align-items:center;gap:5px}
.wf-legend i{width:9px;height:9px;border-radius:50%;display:inline-block}
.lg-hit{background:var(--gold);box-shadow:0 0 6px rgba(245,196,81,.6)}
.lg-miss{background:rgba(255,255,255,.09)}
.lg-act{background:rgba(53,224,176,.25);border:1px solid rgba(53,224,176,.6)}
.wf-hint{margin-left:auto;font-family:var(--mono)}

.wf-list{
  max-height:620px;overflow-y:auto;padding-right:6px;
  border-top:1px solid var(--line);
}
.wf-list::-webkit-scrollbar{width:8px}
.wf-list::-webkit-scrollbar-track{background:rgba(255,255,255,.02);border-radius:4px}
.wf-list::-webkit-scrollbar-thumb{background:rgba(122,168,160,.28);border-radius:4px}
.wf-list::-webkit-scrollbar-thumb:hover{background:rgba(53,224,176,.5)}

.wf-row{
  display:grid;grid-template-columns:84px 1fr 58px;gap:14px;align-items:center;
  padding:9px 10px;border-radius:9px;border-left:2px solid transparent;
  transition:.14s;
}
.wf-row:nth-child(odd){background:rgba(255,255,255,.014)}
.wf-row:hover{background:rgba(53,224,176,.045);border-left-color:var(--acc)}
.wf-row.good{border-left-color:var(--gold);background:rgba(245,196,81,.055)}
.wf-row.good:hover{background:rgba(245,196,81,.09)}

.wf-id{display:flex;flex-direction:column;line-height:1.25}
.wf-id b{font-family:var(--mono);font-size:11.5px;color:var(--txt);font-weight:600}
.wf-id span{font-size:10px;color:var(--txt-3);font-family:var(--mono)}

.wf-body{display:flex;flex-direction:column;gap:4px}
.wf-line{display:flex;align-items:center;gap:8px}
.wf-line em{
  font-style:normal;font-size:9.5px;color:var(--txt-3);width:22px;
  flex-shrink:0;letter-spacing:.5px;
}
.wf-balls{display:flex;gap:3px;flex-wrap:nowrap}

.wb{
  width:17px;height:17px;border-radius:50%;flex-shrink:0;
  display:grid;place-items:center;
  font-family:var(--mono);font-size:8.5px;line-height:1;
}
.wb.hit{background:radial-gradient(circle at 34% 28%,#ffd875,#c08f1f);
  color:#2d2004;font-weight:700;box-shadow:0 0 7px rgba(245,196,81,.45)}
.wb.miss{background:rgba(255,255,255,.055);color:#61758a}
.wb.on{background:rgba(53,224,176,.2);color:#a9f6de;border:1px solid rgba(53,224,176,.45)}
.wb.off{background:transparent;color:#3f5060;border:1px dashed rgba(255,255,255,.13)}

.wf-score{
  font-family:var(--mono);font-size:18px;font-weight:700;text-align:right;color:var(--txt-2);
}
.wf-score span{font-size:10px;color:var(--txt-3);font-weight:400}
.wf-score.hi{color:var(--gold)}
.wf-score.lo{color:var(--rose)}

.wf-foot{
  margin-top:14px;padding-top:12px;border-top:1px solid var(--line);
  font-size:11.5px;color:var(--txt-3);line-height:1.75;
}
.wf-foot b{color:var(--txt-2);font-family:var(--mono)}

/* ---------- 算法学习实验 ---------- */
.learn-sec{border-color:rgba(255,107,129,.18)}
.learn-sec::after{background:linear-gradient(90deg,transparent,rgba(255,107,129,.35),transparent)}

.learn-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px}
.learn-card{
  border-radius:12px;padding:15px;border:1px solid var(--line);
  background:rgba(255,255,255,.018);
}
.learn-card.bad{border-color:rgba(255,107,129,.28);background:rgba(255,107,129,.05)}
.learn-card.base{opacity:.85}
.learn-card h4{font-size:12.5px;font-weight:650;margin-bottom:3px}
.learn-card .sub{font-size:10.5px;color:var(--txt-3);margin-bottom:11px;line-height:1.5}
.lg-row{
  display:flex;justify-content:space-between;align-items:baseline;
  padding:6px 0;border-bottom:1px dashed rgba(122,168,160,.12);font-size:11.5px;color:var(--txt-3);
}
.lg-row:last-of-type{border-bottom:0}
.lg-row b{font-family:var(--mono);font-size:15px;font-weight:700}
.lg-row b.up{color:var(--acc)}
.lg-row b.down{color:var(--rose)}
.lg-row b.flat{color:var(--txt-2)}
.learn-card p{font-size:10.5px;color:var(--txt-3);line-height:1.65;margin-top:8px}

.learn-verdict{
  border-radius:12px;padding:16px 18px;
  background:linear-gradient(165deg,rgba(53,224,176,.08),rgba(255,255,255,.012));
  border:1px solid rgba(53,224,176,.24);
}
.learn-verdict h4{font-size:13px;font-weight:650;color:var(--acc);margin-bottom:8px}
.learn-verdict p{font-size:12px;color:var(--txt-2);line-height:1.8}
.learn-verdict b{color:var(--txt);font-family:var(--mono)}
.learn-verdict .gap{
  display:inline-block;padding:1px 7px;border-radius:5px;margin:0 2px;
  background:rgba(245,196,81,.14);color:var(--gold);font-family:var(--mono);font-weight:600;
}

@media(max-width:1080px){
  .wf-summary{grid-template-columns:repeat(2,1fr)}
  .learn-grid{grid-template-columns:1fr}
  .wf-row{grid-template-columns:70px 1fr 48px;gap:8px}
  .wb{width:15px;height:15px;font-size:8px}
  .wf-balls{gap:2px}
}
@media(max-width:640px){
  .wf-list{max-height:520px}
  .wf-balls{flex-wrap:wrap}
  .wb{width:16px;height:16px;font-size:8.5px}
}