:root{
  --bg:#0b0c0f;--panel:rgba(18,19,23,.86);--panel2:#16171c;--line:rgba(255,255,255,.08);--line2:rgba(255,255,255,.14);
  --text:#f2f2f3;--muted:#9a9ca5;--red:#e5443a;--red2:#ff6a4d;--win:#2fcf6b;--loss:#ef4444;--tier:#9aa7c7;
}
*{box-sizing:border-box;margin:0;padding:0}
html{background:var(--bg);scroll-behavior:smooth}
body{color:var(--text);font:15px/1.55 Inter,system-ui,sans-serif;min-height:100vh;
  background:
   radial-gradient(700px 520px at 88% 8%,rgba(200,30,20,.45),transparent 65%),
   radial-gradient(500px 400px at 70% 30%,rgba(255,90,40,.12),transparent 70%),
   radial-gradient(900px 600px at 0% 100%,rgba(120,20,20,.18),transparent 70%),var(--bg)}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}

/* nav */
nav{border-bottom:1px solid var(--line);backdrop-filter:blur(10px);background:rgba(11,12,15,.6);position:sticky;top:0;z-index:10}
nav .wrap{display:flex;align-items:center;gap:36px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.18em;font-size:15px}
.logo img{width:32px;height:32px;filter:drop-shadow(0 0 10px rgba(229,68,58,.45))}
.links{display:flex;gap:24px;font-size:14px;color:var(--muted);overflow-x:auto;scrollbar-width:none}
.links a{white-space:nowrap}
.links a{padding:21px 0;border-bottom:2px solid transparent}
.links a:hover{color:var(--text)}
.links a.on{color:var(--text);border-color:var(--red)}
.lang{margin-left:auto;font-size:13px;color:var(--muted)}

/* hero */
.hero{display:grid;grid-template-columns:1.05fr 1fr 1fr;gap:20px;padding:48px 0 56px;align-items:stretch}
h1{font-size:clamp(34px,4.4vw,50px);line-height:1.08;font-weight:800;letter-spacing:-.02em}
h1 span{color:var(--red)}
.lead{color:var(--muted);margin:18px 0 26px;font-size:16px}
.info{display:flex;gap:14px;align-items:flex-start;padding:16px 18px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.02);color:var(--muted);font-size:13px}
.info b{flex:none;width:22px;height:22px;border-radius:50%;border:1.5px solid var(--muted);display:grid;place-items:center;font-size:12px}

.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px;backdrop-filter:blur(14px);box-shadow:0 24px 50px -24px rgba(0,0,0,.8)}
.card h3{font-size:15px;font-weight:700;margin-bottom:16px}
label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px}
.field{display:flex;align-items:center;background:#0d0e11;border:1px solid var(--line2);border-radius:10px;height:46px;padding:0 6px 0 14px;transition:.15s}
.field:focus-within{border-color:var(--red);box-shadow:0 0 0 3px rgba(229,68,58,.18)}
.field input{flex:1;min-width:0;background:none;border:0;outline:0;color:var(--text);font:600 16px Inter;font-variant-numeric:tabular-nums}
.field input::placeholder{color:#5b5e68;font-weight:400}
.field .dot{width:8px;height:8px;border-radius:50%;margin-right:10px;flex:none}
.spin{display:flex;flex-direction:column}
.spin button{background:none;border:0;color:var(--muted);cursor:pointer;font-size:9px;line-height:1;padding:3px 6px}
.spin button:hover{color:var(--text)}
input[type=number]::-webkit-inner-spin-button{display:none}input[type=number]{-moz-appearance:textfield}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.lbl{display:flex;align-items:center;gap:7px}
.lbl::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c)}
.mt{margin-top:18px}
.err{color:var(--loss);font-size:12px;min-height:18px;margin-top:8px}
.btn{width:100%;height:52px;margin-top:6px;border:0;border-radius:10px;cursor:pointer;color:#fff;font:700 15px Inter;
  background:linear-gradient(180deg,#f0574a,#c5302a);box-shadow:0 10px 26px -8px rgba(229,68,58,.6),inset 0 1px 0 rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;gap:12px;transition:.15s}
.btn:hover{filter:brightness(1.08)}
.btn:disabled{background:#3a1d1b;color:#8c6f6c;box-shadow:none;cursor:default}

/* result */
.result{display:flex;flex-direction:column;justify-content:center}
.res-top{display:flex;align-items:center;gap:20px}
.medal{width:118px;height:118px;flex:none;display:grid;place-items:center;position:relative}
.medal img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 6px 18px color-mix(in srgb,var(--tier) 50%,transparent))}
.medal .wing{position:absolute;inset:8px 0;background:radial-gradient(closest-side,color-mix(in srgb,var(--tier) 45%,transparent),transparent);filter:blur(6px)}
.medal .shield{width:76px;height:86px;clip-path:polygon(50% 0,100% 18%,94% 68%,50% 100%,6% 68%,0 18%);
  background:linear-gradient(160deg,color-mix(in srgb,var(--tier) 30%,#fff) 0%,var(--tier) 45%,color-mix(in srgb,var(--tier) 55%,#000) 100%);display:grid;place-items:center;position:relative}
.medal .shield::after{content:"";position:absolute;inset:7px;clip-path:inherit;background:linear-gradient(160deg,color-mix(in srgb,var(--tier) 60%,#000),#121318)}
.medal .gem{position:relative;z-index:1;width:26px;height:26px;transform:rotate(45deg);background:linear-gradient(135deg,#fff,var(--tier));box-shadow:0 0 18px var(--tier)}
.medal .stars{position:absolute;bottom:4px;left:0;right:0;text-align:center;font-size:12px;letter-spacing:1px;color:var(--tier);text-shadow:0 0 6px var(--tier)}
.num{font-size:42px;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1}
.dl{font-size:20px;font-weight:700;margin-top:6px}
.dl.p{color:var(--win)}.dl.n{color:var(--loss)}.dl.z{color:var(--muted)}
.rank{font-size:13px;color:var(--muted);margin-top:4px}
.range{display:inline-block;margin-top:16px;font-size:13px;color:var(--muted);background:rgba(255,255,255,.05);border-radius:8px;padding:6px 12px}
.verdict{margin-top:16px;font-size:14px;color:#d6d7db}
.bar{height:6px;border-radius:9px;background:rgba(255,255,255,.08);margin-top:14px;overflow:hidden}
.bar i{display:block;height:100%;border-radius:9px;transition:width .6s cubic-bezier(.2,.8,.2,1)}
.empty{text-align:center;color:var(--muted);font-size:14px}
.empty .ph{width:84px;height:84px;margin:0 auto 14px;border-radius:50%;border:2px dashed var(--line2);display:grid;place-items:center;font-size:28px;color:#4a4d57}
.loading{text-align:center}
.loader{width:84px;height:84px;margin:0 auto 16px;border-radius:50%;border:3px solid rgba(255,255,255,.06);border-top-color:var(--red);animation:rot .8s linear infinite}
@keyframes rot{to{transform:rotate(360deg)}}
.loading b{display:block;font-size:18px;margin-bottom:6px}
.loading p{color:var(--muted);font-size:13px}
.fade{animation:fade .45s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}}

/* sections */
section{padding:56px 0;border-top:1px solid var(--line)}
h2{font-size:28px;font-weight:800;letter-spacing:-.01em;margin-bottom:24px}
.info-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:20px}
.steps li{list-style:none;display:flex;gap:16px;align-items:flex-start;margin-bottom:22px;color:#cfd0d4}
.steps li b{flex:none;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;border:1.5px solid rgba(229,68,58,.6);color:var(--red2);background:rgba(229,68,58,.08)}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font-weight:500;color:var(--muted);font-size:12px;padding:10px 14px;background:rgba(255,255,255,.03)}
td{padding:13px 14px;border-top:1px solid var(--line);font-variant-numeric:tabular-nums}
.g{color:var(--win)}.r{color:var(--loss)}.m{color:var(--muted)}
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.h3{font-size:22px;font-weight:800;margin-bottom:24px}
.ch{font-size:15px;font-weight:700;margin-bottom:16px}
summary h3{font-size:inherit;font-weight:inherit}
.cols h3{font-size:16px;margin-bottom:8px}
.cols p{color:var(--muted);font-size:14px}
details{border:1px solid var(--line);border-radius:12px;background:var(--panel2);margin-bottom:10px}
summary{cursor:pointer;padding:16px 20px;font-weight:600;list-style:none;display:flex;justify-content:space-between}
summary::after{content:"+";color:var(--red);font-size:20px;line-height:1}
details[open] summary::after{content:"−"}
details p{padding:0 20px 18px;color:var(--muted);font-size:14px}
footer{padding:28px 0 40px;color:#5d606a;font-size:12px;border-top:1px solid var(--line)}

@media(max-width:1020px){.hero{grid-template-columns:1fr 1fr}.hero>.intro{grid-column:1/-1}.info-grid,.cols{grid-template-columns:1fr}}
@media(max-width:680px){.hero{grid-template-columns:1fr;padding-top:32px}.links{gap:16px;font-size:13px}nav .wrap{gap:16px}.lang{display:none}.logo span{display:none}.num{font-size:36px}.medal{width:96px;height:96px}td,th{padding:10px 8px}}

/* calc embed */
.calcbox{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:28px 0}
.calcbox select{flex:1;min-width:0;background:none;border:0;outline:0;color:var(--text);font:600 16px Inter;appearance:none;cursor:pointer}
.calcbox select option{background:#16171c}
.kv{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
.kv div{background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:10px;padding:12px}
.kv b{display:block;font-size:22px;font-variant-numeric:tabular-nums}
.kv small{color:var(--muted);font-size:12px}
/* pages */
.page{padding:36px 0 56px}
.crumbs{font-size:13px;color:var(--muted);margin-bottom:18px}
.crumbs a:hover{color:var(--text)}
.page h1{font-size:clamp(28px,4vw,42px)}
.meta{color:var(--muted);font-size:13px;margin-top:12px}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;margin-top:28px}
.prose{font-size:16.5px;line-height:1.75;color:#d9dade}
.prose h2{font-size:26px;margin:40px 0 14px;color:var(--text)}
.prose h3{font-size:19px;margin:28px 0 10px;color:var(--text)}
.prose p{margin:0 0 16px}
.prose ul,.prose ol{margin:0 0 18px 22px}
.prose li{margin-bottom:6px}
.prose a{color:var(--red2);border-bottom:1px solid rgba(255,106,77,.35)}
.prose strong{color:var(--text)}
.prose table{margin:10px 0 24px;border:1px solid var(--line);border-radius:12px;overflow:hidden;display:block;overflow-x:auto}
.prose blockquote{border-left:3px solid var(--red);padding:6px 0 6px 16px;color:var(--muted);margin:0 0 18px}
.prose img{max-width:100%}
aside.side{position:sticky;top:84px;align-self:start;display:flex;flex-direction:column;gap:16px}
.side h2,.side h3{font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.side a{display:block;padding:8px 0;border-top:1px solid var(--line);font-size:14px}
.side a:hover{color:var(--red2)}
.cta{display:block;text-align:center;padding:14px;border-radius:10px;font-weight:700;background:linear-gradient(180deg,#f0574a,#c5302a);color:#fff;border:0!important}
.grid-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px}
.acard{display:flex;flex-direction:column;gap:8px;transition:.15s}
.acard:hover{border-color:rgba(229,68,58,.5);transform:translateY(-2px)}
.acard .tag{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--red2)}
.acard h2,.acard h3{font-size:18px;line-height:1.3}
.acard p{color:var(--muted);font-size:14px}
.related{margin-top:48px}
.medal-row{display:flex;align-items:center;gap:12px}
.medal-row img{width:44px;height:44px}
@media(max-width:1020px){.layout{grid-template-columns:1fr}aside.side{position:static}.grid-cards{grid-template-columns:1fr 1fr}.calcbox{grid-template-columns:1fr}}
@media(max-width:680px){.grid-cards{grid-template-columns:1fr}.prose{font-size:16px}}
.contents{display:contents}
.prose .ch{font-size:15px;margin:0 0 16px}
.prose summary h3{margin:0;font-size:inherit}