:root{--base: #FFFDF2;--ink: #101114;--signal: #FFE100;--lemon-light: #FFF5A8;--pulse: #1266FF;--depth: #071B3A;--fresh: #B6FF3B;--paper-line: #EDE8D8;--depth-text: #F2F0E4;--fs-hero: clamp(3.4rem, 11vw, 9.5rem);--fs-h2: clamp(2.2rem, 5.5vw, 4.5rem);--fs-h3: clamp(1.25rem, 2.2vw, 1.7rem);--fs-body: clamp(.95rem, 1.15vw, 1.05rem);--fs-label: clamp(.72rem, .9vw, .82rem);--font-jp-display: "Zen Kaku Gothic New", "Noto Sans JP", sans-serif;--font-en-display: "Space Grotesk", sans-serif;--font-jp-body: "Noto Sans JP", sans-serif;--font-label: "Barlow Condensed", "Noto Sans JP", sans-serif;--container-max: 1440px;--container-pad: clamp(20px, 5vw, 72px);--grid-gap: clamp(12px, 2vw, 28px);--z-loader: 90;--z-fixed-ui: 80;--z-hero: 1}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0}html,body{overflow-x:clip}html{-webkit-text-size-adjust:100%}body{min-height:100svh;background:var(--base);color:var(--ink);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,h4,p,dl,dd,figure{margin:0}ul,ol{margin:0;padding:0;list-style:none}img,svg,video,canvas{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}input{font:inherit}body{font-family:var(--font-jp-body);font-size:var(--fs-body);font-weight:400;line-height:1.95;letter-spacing:.03em;font-feature-settings:"palt"}h1,h2,h3{font-family:var(--font-jp-display);font-feature-settings:"palt";letter-spacing:.01em;line-height:1.15}h1,h2{font-weight:900}h3{font-weight:700}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.is-vertical{writing-mode:vertical-rl;text-orientation:mixed}@media(max-width:720px){.is-vertical{writing-mode:horizontal-tb;text-orientation:initial}}.lemon-char{display:inline-block;overflow:hidden}.lemon-char-inner{display:inline-block}.container{max-width:var(--container-max);margin-inline:auto;padding-inline:var(--container-pad)}.grid-12{display:grid;grid-template-columns:repeat(12,1fr);gap:var(--grid-gap)}.sec-label{display:inline-flex;align-items:center;gap:.5em;font-family:var(--font-label);font-size:var(--fs-label);font-weight:500;text-transform:uppercase;letter-spacing:.12em;line-height:1;color:var(--ink);margin-block-end:1.4em}.sec-label-dot{width:8px;height:8px;border-radius:50%;background:var(--signal);flex:none}.dot{display:inline-block;width:.9em;height:.9em;border-radius:50%;background:var(--signal);vertical-align:middle}.calib-rule{position:relative;height:1px;background:var(--paper-line);margin-block:2em}.calib-rule:before,.calib-rule:after{content:"";position:absolute;top:-5px;width:1px;height:11px;background:var(--paper-line)}.calib-rule:before{left:0}.calib-rule:after{right:0}.calib-cross{position:absolute;width:16px;height:16px;pointer-events:none}.calib-cross:before,.calib-cross:after{content:"";position:absolute;background:var(--paper-line)}.calib-cross:before{top:50%;left:0;width:100%;height:1px;transform:translateY(-50%)}.calib-cross:after{left:50%;top:0;height:100%;width:1px;transform:translate(-50%)}:focus-visible{outline:2px solid var(--pulse);outline-offset:2px}.loader{position:fixed;inset:0;z-index:var(--z-loader);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1em;background:var(--base)}.loader-dot{width:14px;height:14px;border-radius:50%;background:var(--signal)}.loader-status{font-family:var(--font-label);font-size:var(--fs-label);font-weight:500;letter-spacing:.12em;text-transform:uppercase;line-height:1;color:var(--ink)}@media(prefers-reduced-motion:reduce){.loader{display:none}}.lemon-badge{position:fixed;top:clamp(18px,3.5vh,34px);left:var(--container-pad);z-index:var(--z-fixed-ui);display:inline-block;width:clamp(84px,9vw,104px);transition:transform .25s ease}.lemon-badge-fruit{display:block;width:100%;height:auto;overflow:visible}.lemon-badge-body{fill:var(--signal);stroke:var(--ink);stroke-width:2;stroke-linejoin:round}.lemon-badge-leaf{fill:var(--fresh);stroke:var(--ink);stroke-width:2;stroke-linejoin:round}.lemon-badge-text{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:var(--font-en-display);font-weight:700;font-size:.72rem;letter-spacing:.1em;line-height:1;color:var(--ink)}.lemon-badge:hover{transform:rotate(-6deg) scale(1.05)}.lemon-badge:active{transform:rotate(-6deg) scale(.95)}.lemon-badge:focus-visible{outline:2px solid var(--pulse);outline-offset:4px}.lang-switch{position:fixed;top:clamp(20px,4vh,40px);right:var(--container-pad);z-index:var(--z-fixed-ui);display:flex;align-items:center;gap:.55em;font-family:var(--font-label);font-size:var(--fs-label);font-weight:500;letter-spacing:.12em;line-height:1.3}.lang-switch-btn{position:relative;padding:2px 3px;border:0;background:none;cursor:pointer;font:inherit;letter-spacing:inherit;color:inherit;opacity:.38;transition:opacity .2s ease}.lang-switch-btn:hover{opacity:.75}.lang-switch-btn[aria-pressed=true]{opacity:1;font-weight:600;cursor:default}.lang-switch-btn[aria-pressed=true]:after{content:"";position:absolute;left:0;right:0;bottom:1px;height:.32em;background:var(--signal);transform:skew(-2deg);z-index:-1;pointer-events:none}.lang-switch-btn:focus-visible{outline:2px solid var(--pulse);outline-offset:3px}.lang-switch-sep{opacity:.35}body.in-depth .lang-switch{color:var(--depth-text)}.depth-ruler{position:fixed;right:0;top:0;bottom:0;z-index:var(--z-fixed-ui);width:56px;display:flex;flex-direction:column;align-items:center;justify-content:space-between;padding-block:clamp(24px,6vh,56px);color:var(--ink)}.depth-ruler-track{--ruler-tick: var(--paper-line);position:relative;flex:1;width:1px;background:var(--paper-line);margin-block:1.2em}.depth-ruler-track:before{content:"";position:absolute;top:0;left:50%;width:9px;height:100%;transform:translate(-50%);background-image:repeating-linear-gradient(to bottom,var(--ruler-tick) 0,var(--ruler-tick) 1px,transparent 1px,transparent 40px);pointer-events:none}.depth-ruler-indicator{position:absolute;top:0;left:50%;width:9px;height:9px;margin-left:-4.5px;margin-top:-4.5px;border-radius:50%;background:var(--signal);will-change:transform}.depth-ruler-value{display:flex;flex-direction:column;align-items:center;font-family:var(--font-label);line-height:1.1}.depth-ruler-number{font-size:.95rem;font-weight:600}.depth-ruler-unit{font-size:.6rem;letter-spacing:.12em}body.in-depth .depth-ruler,body.in-depth .depth-ruler-value,body.in-depth .depth-ruler-number,body.in-depth .depth-ruler-unit{color:var(--signal)}body.in-depth .depth-ruler-track{background:#ffe10059;--ruler-tick: var(--signal)}body.in-depth .depth-ruler-indicator{background:var(--signal)}@media(max-width:1023px){.depth-ruler{display:none}}body.in-depth{color:var(--depth-text)}.subpage-foot{padding-block:clamp(40px,6vw,88px)}.subpage-foot .calib-rule{margin-block-end:clamp(24px,4vw,40px)}.subpage-nav{display:flex;flex-wrap:wrap;align-items:center;gap:10px 12px}.subpage-link{display:inline-flex;align-items:center;font-family:var(--font-en-display);font-weight:500;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;color:inherit;border:1px solid currentColor;border-radius:999px;padding:.7em 1.4em;transition:background-color .2s ease,color .2s ease,border-color .2s ease}.subpage-link:hover,.subpage-link:focus-visible{background:var(--signal);border-color:var(--signal);color:var(--ink)}.subpage-copyright{margin-block-start:clamp(24px,4vw,40px);font-family:var(--font-label);font-size:var(--fs-label);letter-spacing:.12em;text-transform:uppercase}