:root{
  --navy:#14283F; --navy-soft:#2A4A75; --coral:#F96167; --gold:#FFB84D; --gold-deep:#E89A30;
  --mint:#2BB6A2; --mint-deep:#1E9384; --text:#25313f; --cream:#FBF7EF; --paper:#fff;
  --line:#E8E2D6; --gray-400:#94A3B8; --gray-500:#64748B; --gray-600:#4a5568;
  --fire:#E5484D; --leaf:#46A758; --water:#3E7BFA; --light:#EAB308; --earth:#B5762F; --wind:#17B0A6;
  --serif:"Noto Serif JP",serif; --sans:"Noto Sans JP",sans-serif; --en:"Inter",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--text);background:var(--cream);line-height:1.75;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
section{padding:64px 0}
.eyebrow{font-family:var(--en);font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-deep);font-size:.76rem;margin-bottom:12px;display:flex;align-items:center;gap:9px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--gold-deep);display:inline-block}
h2.sec{font-family:var(--serif);font-weight:900;font-size:clamp(1.7rem,4.6vw,2.4rem);color:var(--navy);line-height:1.32;margin-bottom:12px}
.sec-lead{color:var(--gray-600);max-width:640px;margin-bottom:36px;font-size:1.02rem}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;border-radius:999px;padding:13px 24px;font-size:.96rem;transition:transform .15s,box-shadow .2s;cursor:pointer;border:0}
.btn-primary{background:linear-gradient(120deg,var(--coral),#ff8567);color:#fff;box-shadow:0 10px 24px rgba(249,97,103,.32)}
.btn-ghost{background:#fff;color:var(--navy);border:1px solid var(--line)}
.btn:hover{transform:translateY(-2px)}

/* nav */
nav{position:sticky;top:0;z-index:50;background:rgba(251,247,239,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-family:var(--serif);font-weight:900;font-size:1.2rem;color:var(--navy);display:flex;align-items:center;gap:10px}
.brand .mk{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--gold),var(--coral));display:flex;align-items:center;justify-content:center;font-size:1rem;box-shadow:0 3px 10px rgba(249,97,103,.35)}
.nav-links{display:flex;gap:22px;align-items:center;font-size:.92rem;font-weight:500;color:var(--navy)}
.nav-links a{opacity:.72;transition:opacity .2s;padding:4px 0;border-bottom:2px solid transparent}
.nav-links a:hover{opacity:1}
.nav-links a.on{opacity:1;border-bottom-color:var(--coral);font-weight:700}
.nav-links .back{border:1px solid var(--line);border-radius:999px;padding:7px 15px;font-size:.82rem;background:#fff;opacity:.9;border-bottom:1px solid var(--line)}
.nav-toggle{display:none;background:none;border:0;color:var(--navy);font-size:1.5rem;cursor:pointer}
@media(max-width:820px){
  .nav-links{position:fixed;inset:64px 0 auto 0;background:var(--cream);flex-direction:column;gap:0;padding:8px 0 16px;display:none;box-shadow:0 12px 24px rgba(20,40,63,.12);border-bottom:1px solid var(--line)}
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 24px;width:100%;border-bottom:0}
  .nav-links a.on{border-bottom:0;color:var(--coral)}
  .nav-links .back{margin:10px 24px 0;text-align:center}
  .nav-toggle{display:block}
}

/* page header (sub pages) */
.phead{background:radial-gradient(90% 130% at 12% 0%,rgba(255,184,77,.16),transparent 55%),linear-gradient(180deg,#fffdf8,var(--cream));border-bottom:1px solid var(--line)}
.phead .wrap{padding:46px 20px 42px}
.phead .eyebrow{margin-bottom:10px}
.phead h1{font-family:var(--serif);font-weight:900;font-size:clamp(1.9rem,5.4vw,2.9rem);color:var(--navy);line-height:1.2}
.phead p{color:var(--gray-600);max-width:600px;margin-top:14px}

/* hero (top) */
.hero{position:relative;overflow:hidden;background:
   radial-gradient(90% 130% at 12% 8%,rgba(255,184,77,.20),transparent 55%),
   radial-gradient(90% 120% at 100% 100%,rgba(43,182,162,.16),transparent 55%),
   linear-gradient(180deg,#fffdf8,var(--cream))}
.hero .wrap{padding:60px 20px 56px;position:relative;z-index:2}
.hero .kicker{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);color:var(--navy);font-weight:700;font-size:.82rem;padding:6px 15px;border-radius:999px;margin-bottom:20px;box-shadow:0 3px 10px rgba(20,40,63,.05)}
.hero h1{font-family:var(--serif);font-weight:900;font-size:clamp(2.2rem,6.6vw,3.8rem);line-height:1.16;color:var(--navy);letter-spacing:.01em}
.hero h1 .em{position:relative;white-space:nowrap}
.hero h1 .em::after{content:"";position:absolute;left:-2%;right:-2%;bottom:.06em;height:.32em;background:linear-gradient(90deg,var(--gold),rgba(255,184,77,.35));z-index:-1;border-radius:4px}
.hero .lead{margin-top:20px;font-size:1.06rem;color:var(--gray-600);max-width:560px}
.hero .cta{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}
.hero-strip{margin-top:44px;display:flex;gap:14px;flex-wrap:wrap}
.hero-strip .s{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 20px;box-shadow:0 4px 14px rgba(20,40,63,.04);display:flex;align-items:baseline;gap:11px}
.hero-strip .s .k{font-family:var(--en);font-weight:800;color:var(--coral);font-size:1.4rem;line-height:1}
.hero-strip .s .l{font-size:.84rem;color:var(--gray-500)}

/* story (how heroes are born) */
.story{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px}
@media(max-width:760px){.story{grid-template-columns:1fr}}
.story .st{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:24px 22px;box-shadow:0 4px 14px rgba(20,40,63,.05);position:relative}
.story .st .ic{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:14px}
.story .st:nth-child(1) .ic{background:rgba(249,97,103,.12)}
.story .st:nth-child(2) .ic{background:rgba(255,184,77,.16)}
.story .st:nth-child(3) .ic{background:rgba(43,182,162,.14)}
.story .st .step{font-family:var(--en);font-weight:800;font-size:.7rem;letter-spacing:.1em;color:var(--gray-400)}
.story .st h3{font-family:var(--serif);font-weight:700;font-size:1.12rem;color:var(--navy);margin:2px 0 7px}
.story .st p{font-size:.92rem;color:var(--gray-600)}

/* dex */
.dex-tabs{display:inline-flex;background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px;margin-bottom:20px;box-shadow:0 4px 14px rgba(20,40,63,.05)}
.dex-tabs button{border:0;background:none;font-weight:700;font-size:.92rem;color:var(--gray-600);padding:9px 20px;border-radius:999px;cursor:pointer;transition:.2s}
.dex-tabs button.active{background:var(--navy);color:#fff}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;align-items:center}
.filters .lab{font-size:.8rem;color:var(--gray-400);font-weight:700;margin-right:2px}
.chip{border:1px solid var(--line);background:#fff;color:var(--gray-600);font-size:.83rem;font-weight:600;padding:6px 13px;border-radius:999px;cursor:pointer;transition:.15s}
.chip:hover{border-color:var(--gray-400)}
.chip.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:16px}
.card{position:relative;border-radius:12px;overflow:hidden;cursor:pointer;background:#0b1524;box-shadow:0 6px 16px rgba(20,40,63,.12);transition:transform .18s,box-shadow .18s;aspect-ratio:760/1053}
.card img{width:100%;height:100%;object-fit:cover}
.card:hover{transform:translateY(-4px) scale(1.02);box-shadow:0 14px 30px rgba(20,40,63,.25)}
.card .rare{position:absolute;top:8px;left:8px;background:linear-gradient(120deg,var(--gold),var(--gold-deep));color:#3a2606;font-size:.66rem;font-weight:800;padding:2px 8px;border-radius:999px;letter-spacing:.05em;box-shadow:0 2px 8px rgba(0,0,0,.3)}
.card .cap{position:absolute;left:0;right:0;bottom:0;padding:16px 8px 7px;background:linear-gradient(0deg,rgba(6,12,22,.82),transparent);color:#fff}
.card .cap .nm{font-weight:700;font-size:.82rem;line-height:1.2}
.card .cap .ti{font-size:.66rem;opacity:.85}
.card .atag{position:absolute;top:8px;right:8px;width:22px;height:22px;border-radius:50%;border:2px solid #fff;box-shadow:0 2px 6px rgba(0,0,0,.35)}
.dex-count{font-size:.82rem;color:var(--gray-400);margin-bottom:14px}

/* lightbox */
.lb{position:fixed;inset:0;z-index:100;background:rgba(10,18,30,.88);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;padding:20px}
.lb.open{display:flex}
.lb-inner{background:#fff;border-radius:20px;max-width:860px;width:100%;max-height:92vh;overflow-y:auto;display:grid;grid-template-columns:minmax(0,300px) 1fr}
@media(max-width:680px){.lb-inner{grid-template-columns:1fr;max-height:94vh}}
.lb-img{background:var(--navy);display:flex;align-items:center;justify-content:center;padding:20px}
.lb-img img{border-radius:10px;max-height:60vh;width:auto;box-shadow:0 12px 30px rgba(0,0,0,.4)}
.lb-body{padding:26px 28px 30px;position:relative}
.lb-close{position:absolute;top:14px;right:16px;background:#f1f5f9;border:0;width:34px;height:34px;border-radius:50%;font-size:1.1rem;cursor:pointer;color:var(--gray-600)}
.lb-body .tt{font-size:.78rem;color:var(--gray-400);font-weight:700}
.lb-body h3{font-family:var(--serif);font-weight:900;font-size:1.5rem;color:var(--navy);margin:2px 0 12px}
.lb-body .meta{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:16px}
.lb-body .m{font-size:.76rem;font-weight:700;padding:4px 11px;border-radius:999px;background:#f1f5f9;color:var(--gray-600)}
.pw{display:flex;gap:10px;margin-bottom:16px}
.pw .p{flex:1;background:var(--cream);border:1px solid var(--line);border-radius:10px;padding:8px;text-align:center}
.pw .p span{display:block;font-size:.66rem;color:var(--gray-400);font-weight:700}
.pw .p b{font-family:var(--en);font-size:1.15rem;color:var(--navy)}
.blk{margin-bottom:14px}
.blk .h{font-size:.78rem;font-weight:800;color:var(--coral);margin-bottom:3px}
.blk .h.sup{color:var(--mint-deep)}
.blk .nm{font-weight:700;color:var(--text)}
.blk p{font-size:.9rem;color:var(--gray-600)}
.lb-desc{font-size:.9rem;color:var(--gray-600);border-top:1px dashed var(--line);padding-top:14px;margin-top:4px}

/* rules (asobikata) */
.game-intro{display:grid;grid-template-columns:1fr .8fr;gap:36px;align-items:center}
@media(max-width:860px){.game-intro{grid-template-columns:1fr}}
.game-intro .kv img{border-radius:18px;border:3px solid rgba(255,184,77,.5);box-shadow:0 20px 50px rgba(20,40,63,.18);max-width:320px;margin:0 auto;cursor:zoom-in}
.game-intro .txt p{color:var(--gray-600);margin-bottom:14px}
.rules-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:14px}
@media(max-width:720px){.rules-grid{grid-template-columns:1fr}}
.rule-card{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 4px 14px rgba(20,40,63,.05)}
.rule-card h3{font-weight:700;font-size:1.05rem;margin-bottom:12px;display:flex;align-items:center;gap:9px;color:var(--navy)}
.rule-card h3 .n{width:26px;height:26px;flex:none;border-radius:8px;background:linear-gradient(135deg,var(--coral),#ff8a6a);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--en);font-weight:800;font-size:.85rem}
.rule-card ol,.rule-card ul{margin-left:1.1em;font-size:.92rem;color:var(--gray-600)}
.rule-card li{margin-bottom:6px}
.rule-card li b{color:var(--text)}
.rules-img{margin-top:26px}
.rules-img button{width:100%;border:0;background:none;padding:0;cursor:zoom-in}
.rules-img img{border-radius:14px;border:1px solid var(--line);box-shadow:0 8px 24px rgba(20,40,63,.1)}
.rules-img .cap{font-size:.8rem;color:var(--gray-400);margin-top:8px;text-align:center}

/* activity feed */
.feed{display:flex;flex-direction:column;gap:22px}
.post{background:var(--paper);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 6px 20px rgba(20,40,63,.06);display:grid;grid-template-columns:1.05fr 1fr}
.post.rev{grid-template-columns:1fr 1.05fr}
.post.rev .post-media{order:2}
@media(max-width:760px){.post,.post.rev{grid-template-columns:1fr}.post.rev .post-media{order:0}}
.post-media{background:var(--cream);min-height:240px}
.gallery{display:grid;grid-template-columns:1fr 1fr;grid-auto-rows:1fr;gap:4px;height:100%}
.gallery.solo{grid-template-columns:1fr}
.gallery .g{position:relative;overflow:hidden;background:linear-gradient(135deg,#efe7d8,#e4dccb);min-height:130px}
.gallery .g img{width:100%;height:100%;object-fit:cover;cursor:zoom-in;transition:transform .3s}
.gallery .g img:hover{transform:scale(1.04)}
.gallery .ph{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--gray-400);font-size:.8rem;gap:6px;text-align:center;padding:10px}
.gallery .ph .ic{font-size:1.6rem;opacity:.5}
.post-body{padding:28px 30px 30px}
.post-body .date{font-family:var(--en);font-weight:700;font-size:.8rem;color:var(--coral);letter-spacing:.04em}
.post-body .tag{display:inline-block;font-size:.72rem;font-weight:700;color:var(--mint-deep);background:rgba(43,182,162,.12);padding:3px 11px;border-radius:999px;margin-left:8px}
.post-body h3{font-family:var(--serif);font-weight:700;font-size:1.35rem;color:var(--navy);margin:12px 0 10px}
.post-body p{color:var(--gray-600);font-size:.96rem}

/* footer */
footer{background:var(--navy);color:#c7d4e6;padding:44px 0 42px;font-size:.9rem}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px;align-items:center}
footer a{color:var(--gold);font-weight:600}
footer .cr{font-size:.8rem;color:#7f93b0;margin-top:6px}
.pagelinks{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px}
.pagelinks a{color:#c7d4e6;font-weight:500;opacity:.85}