@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700;800;900&family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+JP:wght@400;500;700;900&family=Space+Mono:wght@400;700&display=swap');
:root{--ink:#2b3c32;--muted:#64715f;--accent:#49684a;--sunlight:#b28b48;--paper:#f7f5eb;--line:#d9dfcf;--mono:'Space Mono',monospace;--display:'Barlow Condensed','Arial Narrow',sans-serif;--jp:'Noto Sans JP',sans-serif;--rail:224px}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:28px}
body{margin:0;color:var(--ink);background:var(--paper);isolation:isolate;font:16px/1.75 'DM Sans',sans-serif}
body::before{content:'';position:fixed;inset:0 0 0 var(--rail);z-index:-1;pointer-events:none;background:var(--scene-image) center/cover no-repeat}
a{color:inherit;text-decoration:none}
button{font:inherit}
a,button{-webkit-tap-highlight-color:transparent}
a:focus-visible,button:focus-visible{outline:3px solid var(--accent-soft);outline-offset:5px}
::selection{background:var(--selection);color:var(--ink)}
[lang=ja]{font-family:var(--jp)}
main{margin-left:var(--rail);min-width:0}
.skip{position:fixed;top:-100px;left:20px;padding:12px;background:var(--surface);z-index:50}
.skip:focus{top:15px}

/* Bilingual game-menu navigation. */
.sidebar{position:fixed;inset:0 auto 0 0;width:var(--rail);padding:36px 16px 22px;background:var(--surface);z-index:20;display:flex;flex-direction:column;border-right:1px solid var(--line);box-shadow:4px 0 30px #344a390b}
.brand{font-weight:800;font-size:30px;letter-spacing:-1.6px;line-height:1.1;display:flex;align-items:center;gap:10px}
.brand-dot{color:var(--accent)}
.sidebar-logo{position:relative;display:block;width:144px;max-width:100%;margin:0 auto;flex-shrink:0;line-height:0;border-radius:6px}
.sidebar-logo img{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:contain}
.sidebar-caption{padding:28px 15px 20px;line-height:1.6}
.sidebar-caption>span{font-size:12px;color:var(--accent);letter-spacing:1px}
.sidebar-caption small{display:block;color:var(--muted);font-size:11px}
.sidebar nav{display:grid;gap:7px;margin-top:12px}
.nav-item{padding:13px 12px;display:flex;gap:12px;align-items:center;position:relative;transition:background .25s,transform .25s;border:1px solid transparent;border-radius:5px;}
.nav-item:hover{background:var(--surface-hover);transform:translateX(3px)}
.nav-item.active{background:linear-gradient(110deg,var(--surface-tint),var(--surface-hover));border-color:var(--line)}
.nav-item.active::before{content:'';position:absolute;left:-17px;top:14px;bottom:14px;width:4px;background:var(--accent)}
.nav-icon{font-size:25px;color:var(--accent);width:27px;text-align:center}
.nav-item small{display:block;font-size:10px;line-height:1.4;letter-spacing:1px;color:var(--muted)}
.nav-item strong{font:700 16px/1.5 var(--display);letter-spacing:1px;white-space:nowrap}
.nav-index{margin-left:auto;font:9px var(--mono);color:var(--muted)}
.sidebar-bottom{margin-top:auto;display:flex;align-items:center;gap:5px;font:10px var(--mono);letter-spacing:.2px;padding:22px 10px 0;color:var(--muted)}
.status-dot{width:6px;height:6px;display:inline-block;border-radius:50%;background:var(--accent-soft);box-shadow:0 0 0 4px #7e9c6715}
.motion-toggle{margin-left:auto;background:none;border:1px solid var(--line);color:var(--accent);width:30px;height:30px;cursor:pointer;line-height:1;padding:0;border-radius:4px;}
.motion-toggle:hover{background:var(--surface-tint)}

/* One fixed street scene shared by every section and time-of-day theme. */
.hero{min-height:790px;position:relative;isolation:isolate;overflow:hidden;color:var(--ink);padding:28px clamp(30px,4vw,76px) 30px;display:flex;flex-direction:column;background:transparent;}
.city-scene{display:none}
.scene-shade{position:absolute;inset:0;z-index:-3;background:var(--scene-wash);}
.scene-grid{position:absolute;inset:0;z-index:-2;background-image:linear-gradient(#ffffff04 1px,transparent 1px),linear-gradient(90deg,#ffffff04 1px,transparent 1px);background-size:100px 100px;opacity:0;mask-image:linear-gradient(90deg,#000,transparent);}
.hero-topline{display:flex;justify-content:space-between;gap:15px;font:9px var(--mono);letter-spacing:1.4px;color:var(--secondary-ink);border-bottom:1px solid var(--line);padding-bottom:18px}
.hero-topline b{color:var(--sunlight);padding:0 7px}
.hero-topline [lang=ja]{letter-spacing:3px;font-size:12px}
.hero-layout{display:grid;grid-template-columns:minmax(0,1fr) 250px;align-items:center;gap:30px;flex:1;padding:68px 0 64px}
.hero-copy{min-width:0}
.hero-kicker{font:9px var(--mono);letter-spacing:1.8px;color:var(--secondary-ink);display:flex;align-items:center;gap:10px;margin:0 0 18px}
.diamond{font-size:24px;color:var(--sunlight)}
.name-lockup{position:relative;width:100%;min-width:0}
.name-jp{display:block;font-size:22px;font-weight:700;letter-spacing:10px;margin-bottom:2px;color:var(--accent);}
h1{font:900 italic clamp(100px,10.4vw,170px)/.95 var(--display);letter-spacing:-2px;margin:0 0 25px;text-shadow:3px 3px 0 var(--title-shadow),6px 6px 0 var(--title-shadow-soft);position:relative;color:var(--title);}
.name-dot{color:var(--sunlight);font-size:1em;text-shadow:none}
.intro{font-size:19px;margin:18px 0;color:var(--ink);}
.intro>span{display:block;font:10px var(--mono);letter-spacing:3px;margin-top:8px;color:var(--secondary-ink)}
.hero-description{max-width:430px;font-size:14px;line-height:1.9;color:var(--secondary-ink);text-shadow:none;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:29px}
.button{display:inline-flex;align-items:center;gap:19px;padding:13px 19px;font-size:13px;font-weight:600;transition:transform .25s,box-shadow .25s;position:relative;border-radius:6px;}
.button:hover{transform:translateY(-3px);box-shadow:0 8px 25px #344a3933}
.primary{background:var(--accent);color:#fff;border-left:3px solid var(--button-edge);box-shadow:0 5px 16px #3b563129;transition:transform .25s,box-shadow .25s,color var(--theme-fade-duration,3.2s) var(--theme-fade-easing,ease);}
[data-theme="night"] .primary{color:#000;}
.primary>[lang=ja]{font-size:10px;border-right:1px solid #c4d0ac70;padding-right:12px;color:inherit;}
.secondary{border:1px solid var(--line);background:var(--surface-glass);color:var(--ink);}
.hero-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:1px solid var(--line);padding-top:20px}
.chapter-label,.scroll-cue{font:9px var(--mono);letter-spacing:1px;color:var(--secondary-ink)}
.chapter-label>[lang=ja]{background:var(--label-fill);padding:5px 9px;margin-right:12px;font-size:10px}
.scroll-cue{display:flex;gap:16px;align-items:center}
.scroll-cue>span{font-size:18px;animation:scroll-nudge 3s ease-in-out infinite}

.profile-stage{perspective:1000px;align-self:center;margin-top:50px;position:relative}
.profile-panel{margin:0;border:1px solid var(--line);background:var(--surface);box-shadow:5px 7px 0 var(--card-edge),0 16px 40px #3c51312b;transform:rotateX(var(--tilt-x,0deg)) rotateY(var(--tilt-y,0deg)) rotate(3deg);transition:transform .35s;animation:profile-in 1.3s cubic-bezier(.16,1,.3,1) both;color:var(--ink);border-radius:7px;overflow:hidden;}
.profile-card-top{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;font:8px var(--mono);letter-spacing:.4px}
.profile-card-top>[lang=ja]{font-size:10px;color:var(--accent)}
.profile-image-wrap{aspect-ratio:1;overflow:hidden;position:relative;background:linear-gradient(145deg,var(--portrait-start),var(--portrait-mid) 55%,var(--portrait-end))}
.profile-image-wrap::before{content:'';position:absolute;inset:0;background:repeating-linear-gradient(135deg,transparent 0 15px,#fff2 15px 16px)}
.profile-image{width:100%;height:100%;object-fit:contain;position:relative;display:block}
.profile-panel figcaption{padding:11px 14px 16px;line-height:1.4}
.profile-panel strong{display:flex;justify-content:space-between;font-size:23px;letter-spacing:-1px}
.profile-panel strong>span{color:var(--accent-soft);font-size:24px}
.profile-panel figcaption>span{font:7px var(--mono);letter-spacing:.8px;color:var(--muted)}
.profile-motto{text-align:center;font:8px var(--mono);letter-spacing:1px;margin:25px -10px 0;color:var(--secondary-ink);background:var(--surface-glass);border:1px solid var(--line);border-radius:6px;padding:10px 8px;box-shadow:0 4px 18px #33432f14;}
.profile-motto>[lang=ja]{display:block;font-size:16px;letter-spacing:6px;margin-bottom:8px;color:var(--accent);}
.particles{position:absolute;inset:0;pointer-events:none;z-index:-1}
.particle{position:absolute;width:3px;height:3px;background:var(--particle);border-radius:50%;box-shadow:0 0 8px var(--particle-glow);opacity:.5;animation:drift 9s linear infinite}
.particle:nth-child(3n){width:5px;height:2px;background:var(--leaf);border-radius:50% 0;box-shadow:none}

/* Chapter cards, warm paper, and bilingual editorial headings. */
.chapter-menu{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));background:var(--band-overlay);border-bottom:1px solid var(--line);padding:22px clamp(24px,4vw,70px);gap:13px}
.chapter-menu>a{display:flex;align-items:center;gap:15px;background:var(--surface-glass);padding:19px 15px;border:1px solid var(--line);box-shadow:0 3px 12px #5663430c;transition:transform .25s,border-color .25s;position:relative;min-width:0;border-radius:7px;}
.chapter-menu>a:hover{transform:translateY(-4px);border-color:var(--accent-soft)}
.tile-icon{font-size:31px;color:var(--accent-soft)}
.chapter-menu small{display:block;font:10px var(--jp);letter-spacing:2px;color:var(--accent)}
.chapter-menu strong{font:700 17px/1.5 var(--display);letter-spacing:.5px;display:block}
.chapter-menu em{font-style:normal;font-size:10px;line-height:1.5;color:var(--muted);display:block}
.chapter-menu b{margin-left:auto;color:var(--accent);font-weight:400}
.content-shell{background:linear-gradient(var(--paper-overlay),var(--paper-overlay)),radial-gradient(#87986e12 .7px,transparent .7px) 0 0/6px 6px}
.section{padding:85px 0;margin:0 clamp(28px,5vw,80px);border-bottom:1px solid var(--line);position:relative}
.about{display:grid;grid-template-columns:1fr 1.1fr;gap:50px}
.eyebrow{font:10px var(--mono);letter-spacing:2px;color:var(--accent);display:block}
.section-jp{font:700 15px var(--jp);letter-spacing:4px;color:var(--accent);margin-top:23px}
h2{font:700 clamp(37px,3.7vw,56px)/1.13 var(--display);letter-spacing:-.5px;margin:12px 0 0}
h2 em{font-style:normal;color:var(--accent)}
.word-note{display:flex;align-items:center;gap:18px;margin-top:33px;border-left:2px solid var(--accent-soft);padding:5px 0 5px 16px}
.word-note>[lang=ja]{font-size:31px;font-weight:700;color:var(--accent-soft);white-space:nowrap}
.word-note strong{font:9px var(--mono);letter-spacing:1px}
.word-note p{margin:5px 0 0;font-size:12px;color:var(--muted);max-width:210px}
.about-content>p:first-child{margin-top:0;font-size:16px;line-height:1.85}
.muted,.section-note{color:var(--muted)}
.muted{font-size:14px}
.terminal{margin-top:25px;padding:0 17px 17px;background:var(--terminal-bg);color:var(--terminal-ink);box-shadow:0 8px 24px #3d57391a;font:11px/1.9 var(--mono);overflow-wrap:anywhere;border:1px solid var(--terminal-line);border-radius:7px;}
.terminal-bar{margin:0 -17px 13px;padding:8px 14px;border-bottom:1px solid #a5b79040;font-size:9px;color:var(--terminal-muted);display:flex;gap:35px}
.terminal-bar span{color:var(--terminal-accent);letter-spacing:4px}
.terminal p{margin:4px 0}
.terminal p>span,.terminal-answer{color:var(--terminal-ink)}
.cursor{animation:pulse 1.5s infinite;color:var(--terminal-accent)!important}
.skills{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.skill,.tags span{font-size:11px;border:1px solid var(--line);background:var(--surface-tint);padding:5px 9px;color:var(--accent);border-radius:4px;}
.section-top{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
.section-note{font-size:13px;margin:0;line-height:1.8}
.section-note>[lang=ja]{color:var(--accent);font-size:18px;letter-spacing:3px}
.projects-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.project-card{padding:24px 22px;background:var(--surface);border:1px solid var(--line);box-shadow:0 4px 20px #3e58300a;position:relative;transition:transform .25s,border-color .25s;min-width:0;border-radius:8px;overflow:hidden;}
.project-card::before{content:'';position:absolute;top:-1px;left:22px;height:3px;width:36px;background:var(--accent-soft);transition:width .3s}
.project-card:hover{transform:translateY(-5px);border-color:var(--accent-soft)}
.project-card:hover::before{width:85px}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:31px}
.project-icon{font:28px var(--mono);color:var(--accent)}
.small-label{font:9px var(--mono);letter-spacing:1px;color:var(--muted)}
.placeholder-badge{font:8px var(--mono);letter-spacing:1px;color:var(--muted);background:var(--surface-hover);padding:4px 7px}
.project-card h3,.writing-card h3{font-size:20px;line-height:1.4;margin:13px 0 11px;letter-spacing:-.5px}
.project-card p,.writing-card p{font-size:13px;color:var(--muted);line-height:1.85}
.card-bottom{display:flex;align-items:center;justify-content:space-between;gap:7px;margin-top:24px}
.tags{display:flex;flex-wrap:wrap;gap:5px}
.tags span{font-size:9px;padding:3px 6px}
.project-arrow{font-size:26px;color:var(--accent);min-width:28px;text-align:right}
.achievement-list{border:1px solid var(--line);background:var(--surface);border-radius:8px;overflow:hidden;}
.achievement{display:flex;gap:23px;align-items:center;padding:25px;border-bottom:1px solid var(--line)}
.achievement:last-child{border:0}
.achievement-number{font:600 35px var(--display);color:var(--ornament);min-width:38px}
.achievement-content{flex:1}
.achievement-content .small-label{color:var(--accent)}
.achievement h3{font-size:18px;margin:4px 0}
.achievement p{font-size:13px;color:var(--muted);margin:0}
.achievement-year{font:10px var(--mono);color:var(--muted);white-space:nowrap}
.writing-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.writing-card{border:1px solid var(--line);padding:27px;background:linear-gradient(130deg,var(--surface),var(--surface-hover));transition:transform .25s,box-shadow .25s;position:relative;border-radius:8px;}
.writing-card::after{content:'✧';position:absolute;right:22px;top:15px;font-size:32px;color:var(--ornament)}
.writing-card:hover{transform:translateY(-4px);box-shadow:0 9px 22px #51664114;}
.writing-card .small-label{color:var(--accent)}
.text-link{font-size:12px;color:var(--accent)}
.text-link:hover{color:var(--ink)}
.writing-card .text-link{display:block;font:9px var(--mono);letter-spacing:1px;margin-top:25px}
.contact.section{margin:0;border:0;padding:80px 30px;text-align:center;color:var(--ink);background:var(--contact-overlay);}
.contact .eyebrow{color:var(--accent)}
.contact .section-jp{color:var(--accent);font-size:21px}
.contact h2{font-size:clamp(43px,4.6vw,65px)}
.contact h2 em{color:var(--accent)}
.contact p{font-size:14px;color:var(--secondary-ink)}
.socials{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:27px}
.social-link{font-size:12px;border:1px solid var(--line);padding:10px 19px;background:var(--surface-glass);transition:background .25s,transform .25s;color:var(--accent);border-radius:5px;}
.social-link:hover{background:var(--surface-tint);transform:translateY(-3px)}
.contact .contact-placeholder{font:9px var(--mono);margin-top:20px;color:var(--muted)}
footer{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:25px clamp(28px,5vw,80px);background:var(--footer-overlay)}
footer .brand{font-size:23px;gap:0}
footer>span,footer>a:last-child{font:9px var(--mono);color:var(--muted)}
footer>a:last-child [lang=ja]{color:var(--accent)}
.toast{position:fixed;left:calc(50% + var(--rail)/2);bottom:25px;max-width:calc(100vw - 40px);padding:14px 22px;border:1px solid var(--accent-soft);background:var(--surface);box-shadow:0 8px 35px #344a3933;color:var(--ink);font-size:13px;z-index:40;opacity:0;pointer-events:none;transform:translate(-50%,20px);transition:.25s;border-radius:6px;}
.toast.visible{opacity:1;transform:translate(-50%,0)}
.reveal-ready{opacity:0;transform:translateY(23px);transition:opacity .75s,transform .75s cubic-bezier(.16,1,.3,1)}
.revealed{opacity:1;transform:translateY(0)}

@keyframes opening-copy{from{opacity:0;transform:translateY(25px)}
to{opacity:1;transform:translateY(0)}
}
@keyframes profile-in{from{opacity:0;translate:30px 0}
to{opacity:1;translate:0 0}
}
@keyframes drift{0%{translate:0 40px;opacity:0}
25%{opacity:.65}
100%{translate:55px -140px;opacity:0}
}
@keyframes pulse{50%{opacity:.3}
}
@keyframes scroll-nudge{50%{translate:0 5px}
}

@media(min-width:1600px){.hero{min-height:880px;color:var(--ink);}
.hero-layout{grid-template-columns:minmax(0,1fr) 300px;gap:60px;padding-right:35px}
.hero-description{font-size:16px;color:var(--secondary-ink);text-shadow:none;}
.hero-kicker{font-size:11px}
.profile-panel figcaption>span{font-size:9px}
.profile-card-top{font-size:10px}
}

@media(max-width:1200px){:root{--rail:200px}
.sidebar{padding-left:10px;padding-right:10px}
.nav-item{gap:9px;padding:12px 10px;border-radius:5px;}
.nav-item strong{font-size:15px}
.nav-index{display:none}
.hero{padding-left:35px;padding-right:35px;min-height:740px;color:var(--ink);}
.hero-layout{grid-template-columns:minmax(0,1fr) 210px;gap:20px}
h1{font-size:108px;color:var(--title);text-shadow:3px 3px 0 var(--title-shadow),6px 6px 0 var(--title-shadow-soft);}
.hero-topline{font-size:8px}
.hero-topline [lang=ja]{font-size:10px}
.hero-kicker{font-size:8px;letter-spacing:1px}
.intro{font-size:17px;color:var(--ink);}
.hero-actions{gap:10px}
.button{gap:12px;padding:12px 14px;font-size:12px;border-radius:6px;}
.chapter-menu{padding:18px 28px;gap:10px}
.chapter-menu>a{padding:15px 12px;gap:9px;border-radius:7px;box-shadow:0 3px 12px #5663430c;}
.tile-icon{display:none}
.chapter-menu strong{font-size:16px}
.section{margin:0 35px;padding:65px 0}
.about{gap:30px}
.projects-grid{gap:12px}
.project-card{padding:21px 17px;border-radius:8px;box-shadow:0 4px 20px #3e58300a;overflow:hidden;}
.card-top .small-label{font-size:8px}
.project-card h3{font-size:18px}
.card-top{margin-bottom:23px}
.profile-panel figcaption>span{font-size:6px}
.profile-card-top{font-size:7px}
.profile-motto{font-size:7px;color:var(--secondary-ink);background:var(--surface-glass);border:1px solid var(--line);border-radius:6px;padding:10px 8px;box-shadow:0 4px 18px #33432f14;}
}

@media(max-width:1000px){:root{--rail:180px}
.brand{font-size:26px}
.sidebar-caption{padding:25px 10px 17px}
.sidebar-caption>span{font-size:10px}
.nav-item strong{font-size:14px;letter-spacing:.5px}
.nav-icon{font-size:22px;width:22px}
.sidebar-bottom{font-size:9px;padding-left:5px;padding-right:5px;gap:6px}
.hero{padding-left:28px;padding-right:28px;color:var(--ink);}
.hero-layout{grid-template-columns:minmax(0,1fr) 170px;gap:17px}
h1{font-size:92px;color:var(--title);text-shadow:3px 3px 0 var(--title-shadow),6px 6px 0 var(--title-shadow-soft);}
.name-jp{font-size:19px;letter-spacing:7px;color:var(--accent);}
.intro{font-size:16px;color:var(--ink);}
.intro>span{letter-spacing:2px;font-size:9px}
.hero-description{font-size:13px;color:var(--secondary-ink);text-shadow:none;}
.hero-kicker{font-size:7px;letter-spacing:.6px}
.profile-card-top{font-size:6px;padding:8px}
.profile-card-top>[lang=ja]{font-size:8px}
.profile-panel figcaption{padding:9px}
.profile-panel figcaption>span{font-size:5px;letter-spacing:.3px}
.profile-panel strong{font-size:21px}
.profile-motto>[lang=ja]{font-size:12px;letter-spacing:3px;color:var(--accent);}
.profile-motto{font-size:6px;letter-spacing:.4px;color:var(--secondary-ink);background:var(--surface-glass);border:1px solid var(--line);border-radius:6px;padding:10px 8px;box-shadow:0 4px 18px #33432f14;}
.hero-topline [lang=ja]{display:none}
.chapter-label{font-size:8px}
.chapter-label>[lang=ja]{margin-right:5px}
.scroll-cue{font-size:8px;letter-spacing:0}
.projects-grid{grid-template-columns:1fr}
.card-top{margin-bottom:18px}
.card-top .small-label{font-size:10px}
.project-card{padding:25px;border-radius:8px;box-shadow:0 4px 20px #3e58300a;overflow:hidden;}
.project-card h3{font-size:21px}
.about{grid-template-columns:1fr}
.about-content{max-width:650px}
.section-note{font-size:12px}
.chapter-menu strong{font-size:14px}
.chapter-menu em{font-size:9px}
.chapter-menu small{font-size:9px}
.chapter-menu b{display:none}
.writing-card{padding:22px;border-radius:8px;background:linear-gradient(130deg,var(--surface),var(--surface-hover));}
.writing-card h3{font-size:18px}
.writing-card::after{display:none}
}

@media(max-width:760px){:root{--rail:0px}
html{scroll-padding-top:138px}
.sidebar{width:100%;height:124px;padding:12px 18px 0;inset:0 0 auto;display:block;border-right:0;border-bottom:1px solid var(--line)}
.sidebar-logo{width:72px;margin:0}
.sidebar-caption{display:none}
.sidebar nav{display:flex;gap:0;margin-top:10px;overflow-x:auto;scrollbar-width:none;padding-bottom:0}
.sidebar nav::-webkit-scrollbar{display:none}
.nav-item{flex:1;min-width:78px;justify-content:center;padding:8px 7px;gap:0;display:block;text-align:center;border-radius:5px;}
.nav-item strong{font-size:12px;letter-spacing:.6px}
.nav-item small{font-size:8px;letter-spacing:.5px}
.nav-icon{display:none}
.nav-item.active{border:0;border-bottom:3px solid var(--accent-soft);background:var(--surface-tint)}
.nav-item.active::before{display:none}
.nav-item:hover{transform:none}
.sidebar-bottom{position:absolute;top:24px;right:18px;margin:0;padding:0;font-size:8px}
.motion-toggle{width:25px;height:25px;margin-left:10px;border-radius:4px;}
main{padding-top:124px}
.hero{min-height:710px;padding:25px 28px;color:var(--ink);}
.hero-layout{grid-template-columns:1fr 185px;padding:55px 0;gap:25px}
h1{font-size:110px;color:var(--title);text-shadow:3px 3px 0 var(--title-shadow),6px 6px 0 var(--title-shadow-soft);}
.hero-kicker{font-size:8px}
.name-jp{font-size:20px;color:var(--accent);}
.hero-description{font-size:14px;color:var(--secondary-ink);text-shadow:none;}
.intro{font-size:18px;color:var(--ink);}
.profile-panel figcaption>span{font-size:6px}
.profile-motto{font-size:7px;color:var(--secondary-ink);background:var(--surface-glass);border:1px solid var(--line);border-radius:6px;padding:10px 8px;box-shadow:0 4px 18px #33432f14;}
.profile-motto>[lang=ja]{font-size:14px;color:var(--accent);}
.chapter-menu{padding:17px 23px}
.chapter-menu>a{padding:13px 10px;border-radius:7px;box-shadow:0 3px 12px #5663430c;}
.chapter-menu strong{font-size:15px}
.section{margin:0 28px;padding:60px 0}
h2{font-size:45px}
.toast{left:50%;border-radius:6px;}
footer{padding:25px 28px}
.hero-topline{font-size:9px}
}

@media(max-width:640px){.hero{padding:24px;min-height:950px;color:var(--ink);}
.hero-layout{grid-template-columns:1fr;padding:40px 0 24px;gap:25px;align-items:start}
.hero-kicker{font-size:8px}
.name-jp{font-size:19px;color:var(--accent);}
h1{font-size:clamp(76px,24vw,125px);color:var(--title);text-shadow:3px 3px 0 var(--title-shadow),6px 6px 0 var(--title-shadow-soft);}
.hero-description{max-width:360px;font-size:14px;color:var(--secondary-ink);text-shadow:none;}
.hero-actions{margin-top:25px}
.intro{font-size:18px;color:var(--ink);}
.profile-stage{margin:0 8px 0 auto;width:165px;align-self:start}
.profile-card-top{font-size:6px}
.profile-image-wrap{aspect-ratio:1.2}
.profile-panel figcaption>span{font-size:5px}
.profile-motto{position:absolute;right:calc(100% + 15px);top:40px;margin:0;width:105px;font-size:7px;line-height:1.8;color:var(--secondary-ink);background:var(--surface-glass);border:1px solid var(--line);border-radius:6px;padding:10px 8px;box-shadow:0 4px 18px #33432f14;}
.profile-motto>[lang=ja]{font-size:13px;letter-spacing:1px;line-height:1.8;color:var(--accent);}
.hero-bottom{gap:10px;padding-top:18px}
.chapter-label{font-size:7px;letter-spacing:0}
.chapter-label>[lang=ja]{display:none}
.scroll-cue{font-size:7px;gap:9px}

.chapter-menu{grid-template-columns:1fr;padding:20px 24px;gap:10px}
.chapter-menu>a{padding:13px 18px;gap:15px;border-radius:7px;box-shadow:0 3px 12px #5663430c;}
.tile-icon{display:block;font-size:26px}
.chapter-menu strong{font-size:17px}
.chapter-menu small{font-size:9px}
.chapter-menu em{font-size:10px}
.chapter-menu b{display:block}
.section{margin:0 24px;padding:55px 0}
.section-top{display:block}
.section-top>.section-note,.section-top>.text-link{margin-top:18px;display:block}
.section-jp{font-size:14px;margin-top:17px}
h2{font-size:42px}
.writing-grid{grid-template-columns:1fr}
.achievement{padding:20px 16px;gap:14px}
.achievement-number{font-size:29px;min-width:24px}
.achievement h3{font-size:16px}
.achievement p{font-size:12px}
.achievement-year{font-size:9px}
.section-note br{display:none}
.contact.section{padding:65px 24px;}
.contact h2{font-size:48px}
.contact p br{display:none}
.social-link{font-size:11px;padding:10px 13px;color:var(--accent);border:1px solid var(--line);background:var(--surface-glass);border-radius:5px;}
footer{padding:24px;flex-wrap:wrap;gap:18px}
footer>span{order:3;width:100%;font-size:9px}
.terminal{font-size:10px;border-radius:7px;box-shadow:0 8px 24px #3d57391a;}
.hero-topline{font-size:8px;letter-spacing:.8px}
.word-note>[lang=ja]{font-size:29px}
}

body.motion-paused *,body.motion-paused *::before,body.motion-paused *::after{animation-play-state:paused!important}
body.motion-paused .profile-panel{transform:rotate(3deg);box-shadow:5px 7px 0 var(--card-edge),0 16px 40px #3c51312b;border-radius:7px;overflow:hidden;}
body.motion-paused .reveal-ready{opacity:1;transform:none;transition:none}
body.motion-paused .hero-copy,body.motion-paused .profile-panel{animation:none;}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
*,*::before,*::after{animation:none!important;transition:none!important}
.reveal-ready{opacity:1;transform:none}
.profile-panel{transform:rotate(3deg);box-shadow:5px 7px 0 var(--card-edge),0 16px 40px #3c51312b;border-radius:7px;overflow:hidden;}
}


/* Keep the avatar card labels legible at every size. */
.profile-panel figcaption>span{font-size:9px;letter-spacing:0;line-height:1.6;display:block;margin-top:3px}
.profile-card-top{font-size:9px;gap:6px;flex-wrap:wrap}
.profile-card-top>[lang=ja]{font-size:10px}
.profile-motto{font-size:9px;line-height:1.8;color:var(--secondary-ink);background:var(--surface-glass);border:1px solid var(--line);border-radius:6px;padding:10px 8px;box-shadow:0 4px 18px #33432f14;}
.profile-panel strong{font-size:24px}
.project-card p,.writing-card p{font-size:14px}
.motion-toggle:disabled{cursor:default;opacity:.6}

/* The shared AIN and K travel between names; the final dot stays visible. */
.name-switch {
  display:block;width:100%;padding:0;border:0;background:none;text-align:left;
  color:inherit;font:inherit;letter-spacing:inherit;text-shadow:inherit;
  cursor:pointer;touch-action:manipulation;
}
.name-switch:disabled { cursor:default; }
.name-switch:focus-visible { outline:2px solid var(--accent-soft);outline-offset:8px;border-radius:4px; }
.name-track { position:relative;display:flex;align-items:center;height:1em;isolation:isolate; }
.name-glyph { display:block;white-space:nowrap;flex-shrink:0;transform-origin:0 50%;pointer-events:none; }
.name-switch:not(.name-ready) .name-prefix { display:none; }
.name-ready .name-glyph {
  position:absolute;left:0;top:0;
  transform:translateX(var(--closed-x)) scale(var(--closed-scale));
  transition:none;
  will-change:transform,opacity;
}
.name-animating .name-glyph { transition:transform 1.3s cubic-bezier(.4,0,.2,1),opacity .65s ease-in-out; }
.name-ready .name-prefix { opacity:0; }
.name-ready .name-suffix { opacity:1;transition-delay:0s,.25s; }
.name-ready .name-dot { top:0;line-height:inherit; }
.name-ready[aria-pressed="true"] .name-glyph { transform:translateX(var(--open-x)) scale(var(--open-scale)); }
.name-ready[aria-pressed="true"] .name-prefix { opacity:1;transition-delay:0s,.2s; }
.name-ready[aria-pressed="true"] .name-suffix { opacity:0;transition-delay:0s,0s; }
body.motion-paused .name-glyph { transition:none; }
@media(prefers-reduced-motion:reduce) { .name-glyph { transition:none!important; } }
.sidebar{overflow-y:auto}
body.motion-paused{scroll-behavior:auto}

@media(max-width:640px){.profile-motto{font-size:8px;color:var(--secondary-ink);background:var(--surface-glass);border:1px solid var(--line);border-radius:6px;padding:10px 8px;box-shadow:0 4px 18px #33432f14;}
.profile-panel figcaption>span{font-size:8px}
.hero-layout{padding-top:40px}
.profile-card-top{font-size:8px}
}


.sidebar-bottom a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;font-weight:700}