.piece-page{background:var(--ink)}
.center{text-align:center}
.reveal{opacity:0;transform:translateY(28px);transition:opacity 1.1s ease,transform 1.3s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* 1 刃 */
.hero{position:relative;height:100svh;min-height:560px;overflow:hidden;background:#050505}
.hero-img{position:absolute;inset:0}
.hero-img img,.hero-img .sweep{position:absolute;inset:0}
.hero-img img.b{opacity:var(--hb,0)}
.hero-img .sweep{pointer-events:none;mix-blend-mode:screen;opacity:0;background:linear-gradient(100deg,transparent 42%,rgba(255,246,228,.5) 50%,transparent 58%) 0 0/300% 100% no-repeat;background-position:120% 0;-webkit-mask-size:cover;mask-size:cover;-webkit-mask-position:50% 46%;mask-position:50% 46%;mask-mode:luminance;animation:sweep 1.8s .9s ease-out 1 both}
@keyframes sweep{0%{opacity:0;background-position:120% 0}18%{opacity:1}80%{opacity:1}100%{opacity:0;background-position:-20% 0}}
.hero-img img{width:100%;height:100%;object-fit:cover;object-position:50% 46%;transform:scale(calc(1.02 + var(--hz,0)*.1));transform-origin:46% 52%;will-change:transform}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,5,6,.96) 0%,rgba(5,5,6,.6) 22%,rgba(5,5,6,0) 42%),radial-gradient(ellipse 100% 80% at 50% 50%,transparent 55%,rgba(0,0,0,.5))}
.hero-txt{position:absolute;left:clamp(16px,6vw,96px);bottom:clamp(64px,11vh,120px);z-index:2}
.hero-txt h1{font-weight:300;font-size:clamp(52px,7.4vw,112px);line-height:.95;letter-spacing:.01em;margin:14px 0 16px}
.hero-txt .maker{font-family:var(--sans);font-size:13px;letter-spacing:.24em;text-transform:uppercase;color:var(--mute)}
html[data-lang="ja"] .hero-txt .maker{text-transform:none;letter-spacing:.14em;font-size:14px}
.scrollcue{position:absolute;right:clamp(16px,6vw,96px);bottom:clamp(64px,11vh,120px);z-index:2;display:flex;flex-direction:column;align-items:center;gap:10px;font-family:var(--sans);font-size:12px;letter-spacing:.3em;text-transform:uppercase;color:var(--mute)}
.scrollcue i{width:1px;height:46px;background:linear-gradient(var(--gold),transparent)}
@media (max-width:700px){
  .hero{height:86svh}
  .hero-img img{object-fit:contain;object-position:50% 40%;transform:scale(calc(1.1 + var(--hz,0)*.06))}
  .hero-txt h1{font-size:clamp(44px,13vw,64px)}
  .scrollcue{display:none}
}

/* 2 言葉 */
.statement{max-width:980px;margin:0 auto;padding:clamp(120px,20vh,220px) clamp(16px,6vw,48px) clamp(80px,14vh,160px);text-align:center}
.statement h2{font-weight:300;font-size:clamp(40px,6vw,88px);line-height:1.04;letter-spacing:-.005em}
html[data-lang="ja"] .statement h2{font-weight:400;font-size:clamp(32px,4.4vw,60px);line-height:1.5;letter-spacing:.08em}
.statement p{margin:34px auto 0;max-width:34em;font-size:clamp(19px,1.6vw,23px);line-height:1.6;color:rgba(236,229,214,.78)}
html[data-lang="ja"] .statement p{font-size:clamp(15px,1.2vw,17px);line-height:2;letter-spacing:.06em}

/* 3 細部 */
.details{padding:0 0 clamp(60px,10vh,120px)}
.details>.kick{margin-bottom:40px}
.detail{margin:0 0 clamp(70px,12vh,140px)}
.detail .frame{position:relative;overflow:hidden;background:#050505;height:min(86vh,56.25vw);min-height:300px}
.detail .frame::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(0deg,#050505 0%,rgba(5,5,6,.75) 14%,rgba(5,5,6,0) 34%),linear-gradient(180deg,rgba(5,5,6,.6) 0%,rgba(5,5,6,0) 22%)}
.detail img{width:100%;height:100%;object-fit:cover;transform:scale(calc(1.14 - var(--p,0)*.14));will-change:transform}
.detail figcaption{max-width:640px;margin:28px auto 0;padding:0 clamp(16px,6vw,48px);text-align:center;font-size:clamp(19px,1.55vw,22px);line-height:1.55;font-style:italic;color:rgba(236,229,214,.86)}
html[data-lang="ja"] .detail figcaption{font-style:normal;font-size:clamp(15px,1.15vw,16px);line-height:2;letter-spacing:.06em}
@media (max-width:700px){.detail .frame{height:72vw}}

/* 4 作り手 */
.maker-sec{display:grid;grid-template-columns:1.15fr 1fr;gap:clamp(32px,6vw,96px);align-items:center;max-width:1320px;margin:0 auto;padding:clamp(60px,10vh,120px) clamp(16px,6vw,64px)}
.maker-sec .mimg img{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;filter:saturate(.9) contrast(1.04)}
.maker-sec .cap{margin-top:14px;font-family:var(--sans);font-size:12px;letter-spacing:.08em;color:var(--mute)}
.maker-sec h2{font-weight:300;font-size:clamp(38px,4.4vw,64px);line-height:1.06;margin:18px 0 28px}
html[data-lang="ja"] .maker-sec h2{font-weight:400;font-size:clamp(28px,3vw,42px);line-height:1.55;letter-spacing:.06em}
.maker-sec .body{font-size:clamp(19px,1.45vw,21px);line-height:1.65;color:rgba(236,229,214,.84);max-width:30em}
html[data-lang="ja"] .maker-sec .body{font-size:15px;line-height:2.05;letter-spacing:.05em}
.maker-sec .src{margin-top:26px;font-family:var(--sans);font-size:12px;letter-spacing:.06em;color:var(--mute)}
.maker-sec .src a{border-bottom:1px solid var(--line);padding:14px 0;display:inline-block;min-height:44px}
@media (max-width:820px){.maker-sec{grid-template-columns:1fr}.maker-sec .mimg img{aspect-ratio:4/3}}

/* 5 この一本 */
.offer{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:clamp(24px,4vw,64px);max-width:1360px;margin:clamp(40px,8vh,100px) auto;padding:0 clamp(16px,6vw,64px)}
.offer .oimg img{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;filter:brightness(.85) contrast(1.25);-webkit-mask-image:radial-gradient(ellipse 58% 52% at 50% 50%,#000 45%,transparent 100%);mask-image:radial-gradient(ellipse 58% 52% at 50% 50%,#000 45%,transparent 100%)}
.ocard{border-top:1px solid var(--line);padding-top:30px}
.ocard h2{font-weight:300;font-size:clamp(44px,4.6vw,68px);line-height:1;margin:14px 0 8px}
.ocard .official{font-family:var(--sans);font-size:12px;letter-spacing:.14em;color:var(--mute);margin-bottom:26px}
.specs{border-top:1px solid var(--line)}
.specs .row{display:grid;grid-template-columns:7.5em 1fr;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font-size:18px;line-height:1.4}
html[data-lang="ja"] .specs .row{font-size:14px;letter-spacing:.04em}
.specs dt{font-family:var(--sans);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--mute);padding-top:5px}
html[data-lang="ja"] .specs dt{letter-spacing:.12em;font-size:11px;padding-top:2px}
.more{border-bottom:1px solid var(--line)}
.more summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;min-height:44px;font-family:var(--sans);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute)}
html[data-lang="ja"] .more summary{letter-spacing:.1em}
.more summary::-webkit-details-marker{display:none}
.more summary::after{content:"+";font-size:16px;color:var(--gold)}
.more[open] summary::after{content:"−"}
.more .specs{border-top:0}
.oline{margin:30px 0 6px;font-size:clamp(21px,1.7vw,25px);font-style:italic;line-height:1.4}
html[data-lang="ja"] .oline{font-style:normal;font-size:18px;letter-spacing:.1em}
.oby{margin-top:28px;font-family:var(--sans);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--mute)}
html[data-lang="ja"] .oby{text-transform:none;letter-spacing:.1em;font-size:13px}
.how{margin-top:26px}
.steps{list-style:none;margin-top:10px}
.steps li{display:grid;grid-template-columns:36px 1fr;padding:8px 0;font-size:17px;line-height:1.45;color:rgba(236,229,214,.86)}
html[data-lang="ja"] .steps li{font-size:14px;line-height:1.8}
.steps li b{font-family:var(--sans);font-weight:400;font-size:12px;color:var(--gold);padding-top:3px}
.price{display:flex;align-items:baseline;justify-content:space-between;margin:22px 0 24px}
.price .lbl{font-family:var(--sans);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--mute)}
html[data-lang="ja"] .price .lbl{letter-spacing:.12em;font-size:12px}
.price .v{font-size:clamp(34px,3vw,44px);font-weight:400;letter-spacing:.02em}
.ocard .btn{width:100%;justify-content:space-between}
.ocard .note{margin-top:16px;font-family:var(--sans);font-size:12px;line-height:1.7;color:var(--mute)}
@media (max-width:900px){.offer{grid-template-columns:1fr}.offer .oimg{margin:0 -16px}}

/* 6 ほかの刃 */
.others{padding:clamp(80px,14vh,160px) clamp(16px,6vw,64px) clamp(60px,10vh,120px);border-top:1px solid var(--line);margin-top:clamp(60px,10vh,120px)}
.others .grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,56px);max-width:1200px;margin:44px auto 0}
.other{display:block;text-align:center}
.other .img{overflow:hidden}
.other img{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;transition:transform 1.4s cubic-bezier(.2,.7,.2,1);filter:brightness(.78) contrast(1.3);-webkit-mask-image:radial-gradient(ellipse 54% 50% at 50% 50%,#000 40%,transparent 100%);mask-image:radial-gradient(ellipse 54% 50% at 50% 50%,#000 40%,transparent 100%)}
.other:hover img{transform:scale(1.04)}
.other h3{font-weight:300;font-size:clamp(30px,3vw,44px);margin:10px 0 8px}
.other .m{font-family:var(--sans);font-size:12px;letter-spacing:.16em;color:var(--mute)}
@media (max-width:700px){.others .grid{grid-template-columns:1fr}}

.foot{text-align:center;padding:80px 16px 60px;border-top:1px solid var(--line)}
.foot img{margin:0 auto 18px;height:40px;width:auto;opacity:.9}
.foot .w{font-size:20px;font-style:italic;margin-bottom:14px}
html[data-lang="ja"] .foot .w{font-style:normal;font-size:15px;letter-spacing:.1em}

/* 相談の流れ */
.modal{position:fixed;inset:0;z-index:100;background:rgba(3,3,4,.82);backdrop-filter:blur(6px);display:grid;place-items:center;padding:16px}
.modal[hidden]{display:none}
.modal>.panel{width:min(560px,100%);background:#111012;border:1px solid var(--line);padding:clamp(28px,5vw,48px)}
.modal h2{font-weight:300;font-size:clamp(34px,4vw,48px);margin:10px 0 24px}
html[data-lang="ja"] .modal h2{font-weight:400;font-size:28px;letter-spacing:.06em}
.modal ol{list-style:none;border-top:1px solid var(--line);margin-bottom:22px}
.modal li{display:grid;grid-template-columns:44px 1fr;padding:14px 0;border-bottom:1px solid var(--line);font-size:19px;line-height:1.45}
html[data-lang="ja"] .modal li{font-size:15px;line-height:1.8}
.modal li b{font-family:var(--sans);font-weight:400;font-size:12px;letter-spacing:.14em;color:var(--gold);padding-top:5px}
.modal .proto{margin-bottom:24px}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.hero-img img,.detail img{transform:none!important}}
.piece-page .topbar{background:linear-gradient(rgba(5,5,6,.85),rgba(5,5,6,0))}

/* 作り手の連作(Ei): 全画面の写真が重なりながら替わり、1枚に1行 */
.seq{position:relative;background:#000}
.seq-k{position:absolute;top:28px;left:clamp(16px,6vw,96px);z-index:5}
.seq .panel{position:sticky;top:0;height:100svh;margin:0;overflow:hidden;background:#000}
.seq .panel img{width:100%;height:100%;object-fit:cover;filter:saturate(.85) contrast(1.06) brightness(.82);transform:scale(1.06);transition:transform 2.6s cubic-bezier(.2,.7,.2,1),opacity 1.2s ease;opacity:.0}
.seq .panel.in img{transform:scale(1);opacity:1}
.seq .panel::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(0deg,rgba(0,0,0,.82) 0%,rgba(0,0,0,.2) 40%,rgba(0,0,0,0) 60%),radial-gradient(ellipse 110% 90% at 50% 45%,transparent 50%,rgba(0,0,0,.55))}
.seq .pl{position:absolute;left:clamp(16px,6vw,96px);right:clamp(16px,6vw,96px);bottom:clamp(64px,12vh,120px);z-index:2;font-weight:300;font-size:clamp(34px,5vw,72px);line-height:1.08;opacity:0;transform:translateY(16px);transition:opacity 1s ease .5s,transform 1.2s cubic-bezier(.2,.7,.2,1) .5s;text-shadow:0 2px 24px rgba(0,0,0,.6)}
html[data-lang="ja"] .seq .pl{font-weight:400;font-size:clamp(26px,3.6vw,48px);letter-spacing:.08em;line-height:1.5}
.seq .panel.in .pl{opacity:1;transform:none}
.seq-txt{max-width:760px;margin:0 auto;padding:clamp(90px,14vh,160px) clamp(16px,6vw,48px) clamp(40px,8vh,80px);text-align:center}
.seq-txt h2{font-weight:300;font-size:clamp(36px,4.2vw,60px);line-height:1.08;margin-bottom:26px}
html[data-lang="ja"] .seq-txt h2{font-weight:400;font-size:clamp(26px,2.8vw,40px);line-height:1.6;letter-spacing:.06em}
.seq-txt .body{font-size:clamp(19px,1.45vw,21px);line-height:1.7;color:rgba(236,229,214,.84)}
html[data-lang="ja"] .seq-txt .body{font-size:15px;line-height:2.05;letter-spacing:.05em}
.seq-txt .cap{margin-top:22px;font-family:var(--sans);font-size:12px;letter-spacing:.06em;color:var(--mute)}
.seq-txt .src{margin-top:6px;font-family:var(--sans);font-size:12px;color:var(--mute)}
.seq-txt .src a{display:inline-block;min-height:44px;padding:14px 0;border-bottom:1px solid var(--line)}

/* 条件の前に息を止める1画面 */
.pause{position:relative;height:100svh;min-height:520px;overflow:hidden;background:#000;display:flex;align-items:flex-end;justify-content:center}
.pause .pimg{position:absolute;inset:0}
.pause .pimg img{width:100%;height:100%;object-fit:cover;object-position:50% 46%;filter:brightness(.62) contrast(1.1)}
.pause::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 80% 70% at 50% 46%,transparent 30%,rgba(0,0,0,.85) 100%),linear-gradient(0deg,rgba(0,0,0,.9) 0%,transparent 45%)}
.pause .ptxt{position:relative;z-index:2;text-align:center;padding:0 16px clamp(70px,14vh,140px)}
.pause .pline{font-weight:300;font-style:italic;font-size:clamp(32px,4.4vw,64px);line-height:1.12;margin-top:16px;max-width:16em}
html[data-lang="ja"] .pause .pline{font-style:normal;font-weight:400;font-size:clamp(28px,3.4vw,46px);letter-spacing:.12em}
@media (max-width:700px){.hero-img .sweep{display:none}.pause .pimg img{object-fit:contain;object-position:50% 36%;transform:scale(1.1)}}
@media (prefers-reduced-motion:reduce){.seq .panel img,.seq .pl{opacity:1!important;transform:none!important;transition:none!important}.hero-img .sweep{display:none}}

/* BLACK DRAGON は撮影の光の帯が刃の高さに残るので、主写真だけ黒を締める */
.piece-page[data-id="dragon"] .hero-img img{filter:brightness(1.38) contrast(1.06)}