:root{
  --red:#d4040a; --blue:#0634b0; --blue-deep:#031c66; --ink:#14161c; --muted:#5d6370; --paper:#f6f4ef; --card:#fff; --line:#e3e0d8;
  --radius:10px;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,sans-serif;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
a{color:inherit}
header{background:linear-gradient(135deg,var(--blue-deep),var(--blue));color:#fff;position:relative;overflow:hidden}
header::after{content:"";position:absolute;left:0;right:0;bottom:0;height:10px;background:linear-gradient(180deg,#fff 0 3px,var(--red) 3px)}
.hwrap{max-width:1200px;margin:0 auto;padding:28px 20px 36px;display:flex;align-items:center;gap:32px}
.brand{flex:0 0 auto;width:190px;filter:drop-shadow(0 6px 18px rgba(0,0,0,.35))}
.brand img{width:100%;height:auto;display:block}
.htext{flex:1;min-width:0}
@media (max-width:640px){.hwrap{flex-direction:column;align-items:flex-start;gap:14px}.brand{width:130px}}
.kicker{font-size:12px;letter-spacing:.18em;text-transform:uppercase;opacity:.75}
h1{font-family:"Archivo Black","Arial Black",Impact,sans-serif;font-size:clamp(34px,6vw,64px);line-height:.95;margin:8px 0 12px;letter-spacing:-.01em}
h1 span{background:var(--red);color:#fff;padding:0 .18em;border-radius:6px;display:inline-block;transform:skewX(-6deg)}
.lede{max-width:640px;opacity:.9;line-height:1.5;margin:0}
.stats{display:flex;gap:28px;margin-top:22px;flex-wrap:wrap}
.stat b{display:block;font-family:"Archivo Black","Arial Black",Impact,sans-serif;font-size:26px}
.stat small{opacity:.75;font-size:12px;text-transform:uppercase;letter-spacing:.1em}
.controls{position:sticky;top:0;z-index:5;background:rgba(246,244,239,.95);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.cwrap{max-width:1200px;margin:0 auto;padding:12px 20px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
input[type=search]{flex:1 1 240px;padding:10px 14px;border:1px solid var(--line);border-radius:999px;font:inherit;background:#fff}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:#fff;padding:7px 12px;border-radius:999px;font:500 13px Inter;cursor:pointer}
.chip[aria-pressed=true]{background:var(--blue);color:#fff;border-color:var(--blue)}
select{padding:8px 10px;border-radius:8px;border:1px solid var(--line);font:inherit;background:#fff}
main{max-width:1200px;margin:0 auto;padding:20px}
.count{color:var(--muted);font-size:13px;margin:4px 0 14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(10,44,140,.15);border-color:var(--blue)}
.thumb{aspect-ratio:8/5;background:#eceae4;position:relative;cursor:pointer;display:flex;align-items:center;justify-content:center}
.thumb img{width:100%;height:100%;object-fit:contain;background:#fff;image-rendering:auto}
.thumb img.small{object-fit:scale-down}
.ph{font-family:"Archivo Black","Arial Black",Impact,sans-serif;font-size:28px;color:#c9c5bb}
.no{position:absolute;top:8px;left:8px;background:var(--red);color:#fff;font:700 12px Inter;padding:3px 8px;border-radius:4px;letter-spacing:.04em}
.own{position:absolute;top:6px;right:6px;border:0;background:rgba(255,255,255,.92);border-radius:999px;width:32px;height:32px;cursor:pointer;font-size:16px;line-height:1}
.own[aria-pressed=true]{background:var(--red);color:#fff}
.body{padding:12px 14px 14px;display:flex;flex-direction:column;gap:8px;flex:1}
.name{font-weight:600;font-size:15px;line-height:1.25;margin:0;cursor:pointer}
.meta{font-size:12px;color:var(--muted);display:flex;gap:6px;flex-wrap:wrap}
.tag{background:#f0eee8;padding:2px 7px;border-radius:4px}
.links{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:auto}
.links a{font-size:12px;font-weight:600;text-decoration:none;text-align:center;padding:7px 6px;border-radius:6px;border:1px solid var(--line);background:#faf9f6}
.links a:hover{border-color:var(--blue)}
.links a.primary:hover{background:var(--red);border-color:var(--red)}
.links a.video{grid-column:1/-1;background:var(--red);color:#fff;border-color:var(--red)}
.links a.video:hover{background:#b00309;border-color:#b00309}
.links a.promo{grid-column:1/-1;background:#14161c;color:#fff;border-color:#14161c}
.links a.promo:hover{background:#000}
.links a.ttp{grid-column:1/-1;background:#005ba7;color:#fff;border-color:#005ba7;display:flex;align-items:center;justify-content:center;gap:8px}
.links a.ttp img{height:18px;width:auto;display:block}
.links a.ttp:hover{background:#004a88;border-color:#004a88}
.vbadge{position:absolute;bottom:8px;left:8px;background:var(--red);color:#fff;font:700 11px Inter,sans-serif;padding:3px 7px;border-radius:4px}
.vlist{margin-top:16px}
.vlist h3{font-size:14px;color:var(--blue);margin:0 0 8px}
.vlist a{display:flex;gap:10px;align-items:center;text-decoration:none;border:1px solid var(--line);border-radius:8px;padding:8px;margin-bottom:6px}
.vlist a:hover{border-color:var(--red)}
.vlist img{width:96px;height:54px;object-fit:cover;border-radius:4px;background:#000;flex:0 0 auto}
.vlist span{font-size:13px;font-weight:600}
.vlinks{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.vlinks a{font-size:12px;font-weight:700;text-decoration:none;text-align:center;padding:7px 6px;border-radius:6px;color:#fff}
.vlinks a.glen{background:var(--red)}
.vlinks a.promo{background:#14161c}
.vlinks a:only-child{grid-column:1/-1}
.vlinks a:hover{filter:brightness(1.15)}
.dlinks a.vid b{color:var(--red)}
.links a.primary{background:var(--blue);color:#fff;border-color:var(--blue)}
.empty{padding:60px 0;text-align:center;color:var(--muted)}
dialog{border:0;border-radius:14px;padding:0;max-width:760px;width:calc(100% - 32px)}
dialog::backdrop{background:rgba(10,14,30,.6)}
.dimg{background:#fff;aspect-ratio:16/10;display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line)}
.dimg img{max-width:100%;max-height:100%;object-fit:contain}
.dbody{padding:20px 22px 22px}
.dbody h2{color:var(--blue);font-family:"Archivo Black","Arial Black",Impact,sans-serif;margin:4px 0 6px;font-size:26px}
.dlinks{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:8px;margin-top:16px}
.dlinks a{display:block;text-decoration:none;border:1px solid var(--line);border-radius:8px;padding:10px 12px}
.dlinks a b{display:block;font-size:14px}
.dlinks a small{color:var(--muted);font-size:12px}
.dlinks a:hover{border-color:var(--red)}
.close{position:absolute;top:10px;right:10px;border:0;background:#fff;border-radius:999px;width:36px;height:36px;font-size:20px;cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.nav{display:flex;justify-content:space-between;margin-top:16px}
.nav button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 12px;font:600 13px Inter;cursor:pointer}
.topbar{background:var(--blue-deep);color:#fff}
.tbwrap{max-width:1200px;margin:0 auto;padding:8px 20px;display:flex;gap:8px;justify-content:flex-end;align-items:center}
.tbbtn{display:inline-flex;align-items:center;gap:6px;border:1px solid rgba(255,255,255,.35);background:transparent;color:#fff;border-radius:999px;padding:7px 14px;font:600 13px Inter,sans-serif;cursor:pointer}
.tbbtn:hover{background:rgba(255,255,255,.12)}
.tbbtn.install{background:var(--red);border-color:var(--red)}
.tbbtn.install:hover{background:#b00309}
.hint{background:#fff;border:1px solid var(--line);border-left:4px solid var(--red);border-radius:8px;padding:10px 14px;font-size:14px;margin:0 0 14px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.hint .tick{display:inline-flex;width:24px;height:24px;border-radius:999px;background:var(--red);color:#fff;align-items:center;justify-content:center;font-size:13px;vertical-align:middle}
.hint .tick.off{background:#fff;color:var(--ink);border:1px solid var(--line)}
.hint a{color:var(--blue);font-weight:600;cursor:pointer;text-decoration:underline}
.guide{max-width:620px}
.guide .dbody h2{font-size:24px}
.guide h3{font-size:15px;margin:18px 0 6px;color:var(--blue)}
.guide ol,.guide ul{margin:0;padding-left:20px;line-height:1.55;font-size:14px}
.guide li{margin:3px 0}
.guide p{font-size:14px;line-height:1.55;margin:6px 0}
.guide .note{background:#f6f4ef;border-radius:8px;padding:10px 12px;font-size:13px;color:var(--muted)}
.steps li b{color:var(--ink)}
.ios-share{display:inline-block;width:18px;height:18px;vertical-align:-3px}
.tbwrap .tbl{margin-right:auto;display:flex;gap:14px;font-size:13px}
.tbwrap .tbl a{color:#fff;opacity:.85;text-decoration:none}
.tbwrap .tbl a:hover{opacity:1;text-decoration:underline}
@media (max-width:640px){.tbwrap{flex-wrap:wrap}.tbwrap .tbl{width:100%;justify-content:center}}
footer{max-width:1200px;margin:30px auto 40px;padding:0 20px;color:var(--muted);font-size:12px;line-height:1.6}
.tabs{background:#fff;border-bottom:1px solid var(--line)}
.tabwrap{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;gap:4px}
.tabs a{padding:12px 18px;font:700 14px Inter,sans-serif;text-decoration:none;color:var(--muted);border-bottom:3px solid transparent}
.tabs a:hover{color:var(--blue)}
.tabs a[aria-current=page]{color:var(--blue);border-bottom-color:var(--red)}
.tag.ltd{background:var(--red);color:#fff}
.tag.proto{background:#14161c;color:#fff}
.card.is-proto .thumb::after{content:"PROTOTYPE · NEVER SOLD";position:absolute;bottom:8px;right:8px;background:#14161c;color:#fff;font:700 10px Inter,sans-serif;padding:3px 7px;border-radius:4px;letter-spacing:.04em}
/* ---- Guide Books ---- */
.gcard .thumb{aspect-ratio:1/1;background:#2a2d36}
.gcard .thumb img{object-fit:cover}
.gcard .scanbar{position:absolute;bottom:8px;left:8px;background:rgba(20,22,28,.85);color:#fff;font:600 11px Inter,sans-serif;padding:3px 7px;border-radius:4px}
.links a.read{grid-column:1/-1;background:var(--red);color:#fff;border-color:var(--red)}
.links a.read:hover{background:#b00309}
.thanks{background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:8px;padding:12px 16px;font-size:13.5px;line-height:1.55;margin:0 0 14px}
.thanks a{color:var(--blue);font-weight:600}
dialog.reader{max-width:none;width:100vw;height:100vh;max-height:none;margin:0;border-radius:0;background:#1b1d24;color:#fff}
.rwrap{display:flex;flex-direction:column;height:100%}
.rtop{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid rgba(255,255,255,.1)}
.rtop h2{font:400 20px "Archivo Black","Arial Black",Impact,sans-serif;margin:0;flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rtop .rbtn,.rnav .rbtn{border:1px solid rgba(255,255,255,.3);background:transparent;color:#fff;border-radius:999px;padding:7px 14px;font:600 13px Inter,sans-serif;cursor:pointer;text-decoration:none;white-space:nowrap}
.rtop .rbtn:hover,.rnav .rbtn:hover{background:rgba(255,255,255,.12)}
.rstage{flex:1;display:flex;align-items:center;justify-content:center;padding:16px;min-height:0;perspective:2200px}
.book{position:relative;display:flex;box-shadow:0 20px 60px rgba(0,0,0,.6)}
.page{flex:1;position:relative;background:#fff;overflow:hidden;display:flex;align-items:center;justify-content:center}
.page img{width:100%;height:100%;object-fit:fill;display:block;cursor:zoom-in}
.page.blank{background:transparent;box-shadow:none}
.page.left::after{content:"";position:absolute;inset:0 0 0 auto;width:30px;background:linear-gradient(90deg,transparent,rgba(0,0,0,.18));pointer-events:none}
.page.right::after{content:"";position:absolute;inset:0 auto 0 0;width:30px;background:linear-gradient(270deg,transparent,rgba(0,0,0,.18));pointer-events:none}
.page .miss{color:#999;font:600 14px Inter,sans-serif;padding:20px;text-align:center}
.leaf{position:absolute;top:0;width:50%;height:100%;transform-style:preserve-3d;transition:transform .6s cubic-bezier(.4,.1,.3,1);z-index:3}
.leaf.fwd{left:50%;transform-origin:left center}
.leaf.back{left:0;transform-origin:right center}
.leaf>div{position:absolute;inset:0;backface-visibility:hidden;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}
.leaf>div img{width:100%;height:100%;object-fit:fill}
.leaf .lb{transform:rotateY(180deg)}
.rnav{display:flex;align-items:center;justify-content:center;gap:14px;padding:10px 16px 14px;border-top:1px solid rgba(255,255,255,.1);flex-wrap:wrap}
.rnav .pg{font:600 13px Inter,sans-serif;opacity:.85;min-width:120px;text-align:center}
.rnote{font-size:12px;opacity:.7;text-align:center;padding:0 16px 10px;line-height:1.5}
.rnote a{color:#fff}
@media (max-width:700px){.rtop h2{font-size:16px}.rtop .hide-m{display:none}}
.rrbadge{position:absolute;bottom:8px;right:8px;background:#2e7d32;color:#fff;font:700 11px Inter,sans-serif;padding:3px 7px;border-radius:4px;text-decoration:none;letter-spacing:.02em;z-index:2}
.rrbadge:hover{background:#1b5e20}
.rrlist{margin-top:16px}
.rrlist h3{font-size:14px;color:#2e7d32;margin:0 0 8px}
.rritem{display:flex;justify-content:space-between;gap:10px;align-items:center;border:1px solid var(--line);border-radius:8px;padding:8px 10px;margin-bottom:6px;flex-wrap:wrap}
.rritem b{display:block;font-size:13px}
.rritem small{color:var(--muted);font-size:12px}
.rritem span{display:flex;gap:6px;flex-wrap:wrap}
.rritem span a{font:600 12px Inter,sans-serif;text-decoration:none;border:1px solid var(--line);border-radius:6px;padding:5px 9px;color:inherit;white-space:nowrap}
.rritem span a.buy{background:#005ba7;border-color:#005ba7;color:#fff}
.rrnote{font-size:12px;color:var(--muted);margin:4px 0 0}
/* kit facts in details popup */
.factbox{margin:14px 0 4px}
.factbox h3{font-size:13px;text-transform:uppercase;letter-spacing:.06em;margin:0 0 8px;color:var(--muted)}
.facts{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:6px;margin:0}
.facts>div{background:rgba(127,127,127,.08);border:1px solid rgba(127,127,127,.18);border-radius:8px;padding:7px 10px}
.facts dt{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.facts dd{margin:2px 0 0;font-weight:600;font-size:14px}
.facts dd small{font-weight:400;color:var(--muted)}
.facts dd .fx{display:block;font-weight:600;color:var(--blue)}
.facts dd .fx + small{display:block;font-size:11px}