/* Guides, tools and model pages: same identity as the landing (dark, violet/cyan) but built for reading. */
:root{--bg:#0d0d11;--card:rgba(255,255,255,.04);--line:rgba(255,255,255,.1);--text:#f4f4f7;--mut:rgba(244,244,247,.76);--violet:#8b7cf5;--cyan:#4fc3e8;
  --grad:linear-gradient(120deg,#9a86ff,#7c6cf0 45%,#4fc3e8);--sans:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",Roboto,"Hiragino Sans","Noto Sans CJK JP",Arial,sans-serif}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--sans);color:var(--text);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:#a99cff}img{max-width:100%}
.wrap{max-width:760px;margin:0 auto;padding:0 22px}
.store{display:inline-flex;align-items:center;gap:11px;background:#000;color:#fff;padding:11px 20px 11px 16px;border-radius:14px;text-decoration:none;border:1px solid rgba(255,255,255,.14);transition:transform .15s}
.store:hover{transform:translateY(-2px)}.store svg{width:24px;height:24px;fill:#fff;flex:0 0 auto}
.store .t{display:flex;flex-direction:column;line-height:1.1}.store .t small{font-size:10.5px;opacity:.85}.store .t b{font-size:18px;font-weight:600;color:#fff}
.store.nav{padding:7px 13px 7px 11px;border-radius:11px}.store.nav svg{width:18px;height:18px}.store.nav .t small{font-size:8px}.store.nav .t b{font-size:13.5px}
.hero{background:radial-gradient(120% 90% at 85% 0%,#3a2f6e 0%,rgba(58,47,110,0) 48%),linear-gradient(155deg,#1a1830,#141425 55%,#0d0d11)}
.topbar{display:flex;align-items:center;gap:16px;height:68px}
.topbar .brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:21px;color:var(--text);text-decoration:none;letter-spacing:-.02em}
.topbar .brand img{width:28px;height:28px;border-radius:8px}
.topbar .grow{flex:1}
.topbar .lnk{color:var(--mut);text-decoration:none;font-size:14px;font-weight:600}.topbar .lnk:hover{color:#fff}
.hero .head{padding:34px 0 50px}
.crumbs{font-size:13px;color:var(--mut);margin-bottom:18px}.crumbs a{color:var(--mut);text-decoration:none}.crumbs a:hover{text-decoration:underline}
.kick{font-weight:800;letter-spacing:3px;font-size:12px;text-transform:uppercase;color:var(--violet)}
.hero h1{font-weight:800;font-size:clamp(32px,6vw,54px);line-height:1.06;letter-spacing:-.03em;margin:12px 0 0}
.hero .lede{font-size:clamp(17px,2.2vw,19.5px);color:var(--mut);margin-top:18px;max-width:60ch}
.hero .meta{font-size:13px;color:rgba(244,244,247,.55);margin-top:18px}
article{padding:44px 0 16px}
article h2{font-weight:800;font-size:clamp(23px,3.4vw,29px);line-height:1.2;letter-spacing:-.4px;margin:44px 0 12px}
article h3{font-weight:700;font-size:18.5px;line-height:1.35;margin:26px 0 8px}
article p,article li{font-size:17px;color:var(--mut);margin-bottom:14px}
article strong{color:var(--text)}
article ul,article ol{padding-left:24px;margin-bottom:16px}article li{margin-bottom:9px}article li::marker{color:var(--violet);font-weight:700}
article>p:first-child{font-size:18.5px;color:var(--text)}
.note{background:rgba(139,124,245,.1);border-left:3px solid var(--violet);border-radius:0 14px 14px 0;padding:16px 18px;margin:22px 0}.note p:last-child{margin-bottom:0}
.shots{display:flex;gap:16px;justify-content:center;margin:28px 0 30px}
.shots figure{flex:1 1 0;max-width:270px;margin:0}
.shots img{display:block;width:100%;height:auto;border-radius:22px;box-shadow:0 22px 50px rgba(0,0,0,.5),0 0 0 1px var(--line)}
.shots figcaption{font-size:13.5px;color:var(--mut);text-align:center;margin-top:10px;line-height:1.4}
.till{margin:50px 0 10px;border-radius:28px;padding:32px 30px;background:radial-gradient(110% 90% at 15% 10%,#3a2f6e 0%,rgba(58,47,110,0) 55%),linear-gradient(155deg,#241d40,#13122a);border:1px solid var(--line)}
.till h2{font-size:clamp(26px,4.4vw,34px);margin:8px 0 14px}.till p{color:var(--mut)}
.till .cta{display:flex;flex-wrap:wrap;align-items:center;gap:14px 18px;margin-top:22px}.till .cta small{font-size:13px;color:rgba(244,244,247,.6)}
.more{padding:26px 0 10px}.more h2{font-weight:800;font-size:20px;margin-bottom:14px}
.cards{display:grid;gap:14px}
.cards a{display:block;text-decoration:none;color:var(--text);background:var(--card);border-radius:18px;padding:20px 22px;border:1px solid var(--line);transition:transform .15s,border-color .15s}
.cards a:hover{transform:translateY(-2px);border-color:rgba(139,124,245,.5)}
.cards b{display:block;font-size:19px;line-height:1.25}.cards span{display:block;color:var(--mut);font-size:15px;margin-top:6px}
.cards.models{grid-template-columns:repeat(2,1fr)}
.index{padding:40px 0 30px}
/* tables */
.tbl{overflow-x:auto;margin:18px 0 8px}
table{border-collapse:collapse;width:100%;font-size:15.5px}
th,td{padding:11px 12px;border-bottom:1px solid var(--line);text-align:left}th{color:var(--text);font-weight:700;white-space:nowrap}td{color:var(--mut)}
/* calculator */
.tool{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:22px;margin:8px 0 26px}
.tabs{display:flex;gap:8px;margin-bottom:18px}
.tabs button{flex:1;font:inherit;font-weight:700;color:var(--mut);background:transparent;border:1px solid var(--line);border-radius:12px;padding:11px 10px;cursor:pointer}
.tabs button[aria-selected=true]{color:#fff;background:rgba(139,124,245,.25);border-color:rgba(139,124,245,.6)}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.field{display:flex;flex-direction:column;gap:5px;font-size:14px;color:var(--mut)}
.field input,.field select{font:inherit;font-size:16px;color:var(--text);background:#17171f;border:1px solid var(--line);border-radius:10px;padding:10px 12px;width:100%}
.field input:focus,.field select:focus{outline:2px solid var(--violet);outline-offset:1px}
.field small{font-size:12px;opacity:.7}
.result{margin-top:20px;padding:18px 20px;border-radius:18px;background:linear-gradient(155deg,#241d40,#13122a);border:1px solid rgba(139,124,245,.4)}
.result .big{font-size:clamp(30px,6vw,42px);font-weight:800;letter-spacing:-.03em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.result p{color:var(--mut);margin:6px 0 0;font-size:16px}
.result ul{margin:10px 0 0;padding-left:20px;color:var(--mut)}.result li{margin-bottom:4px}
.bar{height:8px;border-radius:8px;background:rgba(255,255,255,.1);margin-top:12px;overflow:hidden}.bar i{display:block;height:100%;background:var(--grad);width:0}
details.vals{margin-top:16px}details.vals summary{cursor:pointer;font-weight:700;color:var(--text)}
details.vals .grid{margin-top:12px}
footer{border-top:1px solid var(--line);margin-top:40px;padding:26px 0 52px;font-size:14px;color:var(--mut)}
footer .row{display:flex;flex-wrap:wrap;gap:8px 18px;margin-bottom:12px}footer a{color:var(--mut);text-decoration:none}footer a:hover{color:#fff}footer b{color:var(--text);margin-right:2px}
@media(max-width:560px){.till{padding:26px 20px;border-radius:22px}.shots{gap:10px}.shots img{border-radius:16px}.grid,.cards.models{grid-template-columns:1fr}.topbar .lnk.hide-sm{display:none}}
@media(prefers-reduced-motion:reduce){.store,.cards a{transition:none}}