/* v40 game guide sections (how to play / features / mine layers / FAQ) */
.guide{position:relative;padding:clamp(72px,10vw,120px) 24px;background:linear-gradient(180deg,#2a150a 0%,#1d0f07 100%);overflow:hidden}
.guide::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 0%,rgba(230,185,76,.16),transparent 60%);pointer-events:none}
.guide-features{background:linear-gradient(180deg,#1d0f07 0%,#2c170b 100%)}
.guide-mine{background:linear-gradient(180deg,#2c170b 0%,#160b05 100%)}
.guide-faq{background:#140a05}
.guide-inner{position:relative;width:min(1120px,100%);margin:0 auto;text-align:center}
.guide-tag{display:inline-block;font-size:13px;font-weight:900;letter-spacing:.22em;color:#ffd45c}
.guide-title{font-size:clamp(32px,4vw,54px);line-height:1.12;letter-spacing:-.04em;margin:12px 0 0;text-shadow:0 4px 18px rgba(0,0,0,.4)}
.guide-lead{font-size:clamp(16px,1.4vw,19px);line-height:1.65;color:rgba(255,255,255,.86);margin:18px 0 0}
.guide h3{font-size:clamp(19px,1.6vw,23px);letter-spacing:-.02em;margin:0 0 10px;color:#fff}
.guide p{line-height:1.65;margin:0;color:rgba(255,255,255,.82)}

/* steps */
.steps{list-style:none;margin:48px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{padding:30px 26px 32px;border-radius:22px;background:linear-gradient(180deg,rgba(255,213,90,.09),rgba(255,213,90,.02));border:1px solid rgba(255,213,90,.22);box-shadow:0 18px 40px rgba(0,0,0,.25)}
.step-badge{position:relative;width:86px;height:86px;margin:0 auto 18px}
.step-badge img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 8px 12px rgba(0,0,0,.35))}
.step-badge b{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:32px;font-weight:900;color:#4a2207;text-shadow:0 1px 0 rgba(255,240,190,.8)}
.step p{font-size:15.5px}

/* features */
.features{margin-top:48px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;text-align:start}
.feature{padding:26px 24px 28px;border-radius:20px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);transition:border-color .2s ease,transform .2s ease,background .2s ease}
.feature:hover{border-color:rgba(255,213,90,.45);background:rgba(255,213,90,.06);transform:translateY(-3px)}
.feature svg{width:44px;height:44px;padding:10px;border-radius:14px;margin-bottom:16px;fill:#ffd45c;stroke:#ffd45c;background:rgba(255,212,92,.12);box-sizing:content-box}
.feature svg .cut{fill:#2a150a}
.feature p{font-size:15px}

/* mine layers */
.mine-wrap{display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:center;text-align:start}
.layers{list-style:none;margin:0;padding:0;border-radius:22px;overflow:hidden;box-shadow:0 24px 50px rgba(0,0,0,.45);border:1px solid rgba(255,213,90,.18)}
.layer{display:grid;grid-template-columns:56px 1fr auto;align-items:center;gap:14px;padding:18px 22px;background:linear-gradient(90deg,var(--c),color-mix(in srgb,var(--c) 55%,#000));border-top:1px solid rgba(0,0,0,.28)}
.layer:first-child{border-top:0}
.layer b{font-size:15px;font-weight:900;letter-spacing:.06em;color:#ffe9a8;text-shadow:0 1px 4px rgba(0,0,0,.5)}
.layer span{font-size:18px;font-weight:700;color:#fff;text-shadow:0 1px 6px rgba(0,0,0,.45)}
.layer em{font-style:normal;font-size:14px;font-variant-numeric:tabular-nums;color:rgba(255,255,255,.85);direction:ltr;unicode-bidi:isolate}
.layer:last-child b,.layer:last-child span{color:#3a1a03;text-shadow:0 1px 0 rgba(255,240,190,.6)}
.layer:last-child em{color:#4a2207}

/* faq */
.faq-inner{width:min(820px,100%)}
.faq-list{margin-top:40px;text-align:start;display:flex;flex-direction:column;gap:12px}
.faq-list details{border-radius:16px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);overflow:hidden}
.faq-list details[open]{border-color:rgba(255,213,90,.4);background:rgba(255,213,90,.05)}
.faq-list summary{cursor:pointer;list-style:none;padding:20px 54px 20px 22px;font-size:17px;font-weight:700;position:relative}
[dir=rtl] .faq-list summary{padding:20px 22px 20px 54px}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";position:absolute;top:50%;inset-inline-end:22px;transform:translateY(-50%);font-size:24px;font-weight:400;color:#ffd45c;transition:transform .2s ease}
.faq-list details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-list details p{padding:0 22px 20px;font-size:15.5px}

/* reveal on scroll */
.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .8s cubic-bezier(.2,.75,.25,1)}
.js .reveal.in-view{opacity:1;transform:none}
.steps .reveal:nth-child(2),.features .reveal:nth-child(2),.features .reveal:nth-child(5){transition-delay:.1s}
.steps .reveal:nth-child(3),.features .reveal:nth-child(3),.features .reveal:nth-child(6){transition-delay:.2s}

@media(max-width:900px){
 .features{grid-template-columns:repeat(2,1fr)}
 .mine-wrap{grid-template-columns:1fr;gap:34px;text-align:center}
}
@media(max-width:700px){
 .guide{padding:64px 18px}
 .steps,.features{grid-template-columns:1fr;gap:14px;margin-top:32px}
 .step{padding:24px 20px 26px}
 .step-badge{width:70px;height:70px;margin-bottom:12px}
 .step-badge b{font-size:26px}
 .feature{padding:22px 20px 24px}
 .layer{grid-template-columns:44px 1fr auto;padding:15px 16px;gap:10px}
 .layer span{font-size:16px}.layer em{font-size:12.5px}
 .faq-list summary{font-size:16px;padding:18px 48px 18px 18px}
 [dir=rtl] .faq-list summary{padding:18px 18px 18px 48px}
 .faq-list details p{padding:0 18px 18px;font-size:15px}
}
@media(prefers-reduced-motion:reduce){
 .js .reveal{opacity:1!important;transform:none!important;transition:none!important}
}

/* v40 fixes */
.guide .guide-lead{margin-top:18px}
.layers{text-align:start}
.layer:last-child{background:linear-gradient(90deg,#efc04a,#c08a22)}
html[lang=ko] .guide{word-break:keep-all}
.guide-more{display:inline-block;margin-top:30px;color:#ffd45c;font-weight:800;text-decoration:none;border-bottom:1px solid rgba(255,212,92,.4);padding-bottom:3px}
.guide-more:hover{border-bottom-color:#ffd45c}