:root{--bg:#13111D;--panel:#3B2618;--panel2:#5C3A2A;--rim:#F0BE5A;--text:#FFF6E2;--dim:#D9C29A;--accent:#FFC440;--boss:#B57CFF}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font:16px/1.55 "Noto Sans",system-ui,-apple-system,"Segoe UI","Noto Sans CJK SC","Noto Sans CJK JP","PingFang SC","Hiragino Sans",sans-serif;overflow-x:hidden}
a{color:inherit}
nav{position:fixed;z-index:20;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:max(12px,env(safe-area-inset-top)) 4vw 12px;background:linear-gradient(#13111df0,#13111d00)}
.back{text-decoration:none;color:var(--dim);font-size:.85rem;white-space:nowrap}
.links{display:flex;align-items:center;gap:20px}.links>a{text-decoration:none;color:var(--dim);font-size:.9rem}.links>a:hover{color:var(--accent)}
select{background:var(--panel2);color:var(--text);border:2px solid #7a4e30;border-radius:99px;padding:6px 12px;font:inherit;font-size:.85rem;cursor:pointer}
select option{color:#13111D}

.hero{position:relative;min-height:100vh;min-height:100svh;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:4vw;padding:100px 6vw 60px;overflow:hidden;background:radial-gradient(ellipse at 30% 0,#2b2450 0,var(--bg) 70%)}
.sky{position:absolute;inset:0;pointer-events:none}
.isl{position:absolute;width:140px;height:60px;border-radius:50% 50% 45% 45%/40% 40% 60% 60%;background:linear-gradient(#6f9e3d 0 30%,#6B6460 30%);opacity:.5;animation:fl 9s ease-in-out infinite}
.isl.a{left:6%;top:70%}.isl.b{left:46%;top:14%;transform:scale(.6);animation-delay:-3s}.isl.c{left:30%;top:86%;transform:scale(.8);animation-delay:-6s}
@keyframes fl{50%{translate:0 -16px}}
.hero-in{position:relative}
.logo{font-weight:900;font-size:clamp(3rem,10vw,7.5rem);line-height:.95;letter-spacing:2px;color:var(--accent);text-shadow:0 4px 0 #A8521A,0 8px 18px #0009}
.tag{font-size:clamp(1.2rem,2.8vw,1.9rem);font-weight:700;margin-top:18px}
.lead{color:var(--dim);max-width:46ch;margin-top:12px}
.cta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:26px}
.pill{border:2px solid var(--rim);color:var(--rim);border-radius:99px;padding:6px 16px;font-size:.85rem;font-weight:700}
.btn{background:var(--panel2);border:2px solid #7a4e30;border-radius:99px;padding:8px 18px;font-weight:700;font-size:.9rem;color:var(--dim);box-shadow:0 3px 0 #2a170d}
.logoseq{position:relative;justify-self:center;height:min(78vh,640px);aspect-ratio:9/16;border-radius:32px;overflow:hidden;border:4px solid var(--rim);box-shadow:0 30px 80px #000a,0 0 80px #ffc44033}
.logoseq img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .6s}
.logoseq img.on{opacity:1}

.sec{padding:12vh 6vw 2vh;max-width:1400px;margin:0 auto}
.sec h2{font-size:clamp(1.9rem,5vw,3.2rem);color:var(--accent);letter-spacing:-.01em}
.lead2{color:var(--dim);margin:8px 0 34px;max-width:60ch}

.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px;counter-reset:s}
.step{position:relative;padding:26px 22px 22px;background:linear-gradient(180deg,var(--panel2),var(--panel));border:2px solid var(--rim);border-radius:20px;box-shadow:0 10px 30px #0007;counter-increment:s}
.step:before{content:counter(s);position:absolute;top:-18px;left:18px;width:38px;height:38px;border-radius:50%;background:var(--rim);color:#2B1A12;font-weight:900;display:grid;place-items:center}
.step h3{margin-bottom:6px;font-size:1.25rem}.step p{color:var(--dim);font-size:.95rem}
.proto,.sheet{margin-top:40px;text-align:center}
.proto img,.sheet img{max-width:100%;border-radius:20px;border:2px solid #ffffff22;box-shadow:0 20px 60px #000a}
figcaption{color:var(--dim);font-size:.85rem;margin-top:10px}

.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.filters button{background:var(--panel2);color:var(--text);border:2px solid #7a4e30;border-radius:99px;padding:8px 18px;font:inherit;font-weight:700;cursor:pointer;box-shadow:0 3px 0 #2a170d}
.filters button.on{background:var(--rim);color:#2B1A12;border-color:var(--rim)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:22px}
.card{background:linear-gradient(180deg,var(--panel2),var(--panel));border:2px solid var(--rim);border-radius:20px;overflow:hidden;box-shadow:0 10px 30px #0007;display:flex;flex-direction:column;transition:transform .3s}
.card:hover{transform:translateY(-6px)}
.card.boss{border-color:var(--boss);box-shadow:0 0 0 2px #b57cff55,0 10px 30px #0007}
.art{position:relative;aspect-ratio:1;background:#1d1830;display:grid;place-items:center}
.art img{width:100%;height:100%;object-fit:cover;display:block}
.art .ph{color:#ffffff40;font-size:.85rem;text-align:center;padding:20px}
.art .ph b{display:block;font-size:4rem;line-height:1;color:#ffffff22}
.chip{position:absolute;left:12px;top:12px;background:#13111dd0;color:var(--accent);font-size:.72rem;font-weight:800;padding:5px 10px;border-radius:99px}
.card.boss .chip{color:var(--boss)}
.cb{padding:16px 18px 18px}
.cb h3{font-size:1.4rem;display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.cb h3 small{font-size:.72rem;color:var(--dim);text-transform:uppercase;letter-spacing:.06em}
.cb p.d{color:var(--dim);font-size:.92rem;margin:8px 0 12px}
.bars{display:grid;gap:5px;margin-bottom:12px}
.bar{display:grid;grid-template-columns:96px 1fr;align-items:center;gap:8px;font-size:.75rem;color:var(--dim)}
.bar i{display:block;height:8px;border-radius:99px;background:#00000055;overflow:hidden}.bar i b{display:block;height:100%;background:var(--rim);border-radius:99px}
.cb dl{font-size:.85rem;display:grid;gap:6px}.cb dt{color:var(--accent);font-weight:700;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em}.cb dd{margin:0;color:var(--text)}

.rail{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 2px 22px;scrollbar-color:var(--rim) transparent}
.rail figure{flex:0 0 min(62vw,280px);scroll-snap-align:start;margin:0;position:relative}
.rail img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:18px;border:2px solid #ffffff22;display:block}
.rail figure.pick img{border-color:var(--rim);box-shadow:0 0 0 3px #f0be5a55,0 20px 50px #000a}
.rail figcaption{margin-top:10px;font-weight:700;color:var(--text);font-size:.95rem}
.rail .star{position:absolute;top:10px;left:10px;background:var(--rim);color:#2B1A12;font-size:.72rem;font-weight:800;padding:4px 10px;border-radius:99px}

.video{aspect-ratio:16/9;max-width:900px;border-radius:24px;border:2px dashed #7a4e30;display:grid;place-items:center;color:var(--dim);background:#ffffff06;overflow:hidden}
.video video{width:100%;height:100%;object-fit:cover}
footer{display:flex;justify-content:space-between;gap:12px;padding:60px 5vw max(28px,env(safe-area-inset-bottom));margin-top:10vh;color:var(--dim);font-size:.85rem;border-top:1px solid #ffffff14}

@media(max-width:820px){
  .hero{grid-template-columns:1fr;padding-top:90px;text-align:center}
  .lead{margin-inline:auto}.cta{justify-content:center}
  .logoseq{height:56vh}
  .links>a{display:none}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.isl{animation:none}.card{transition:none}}