:root{--paper:#F5F3EE;--ink:#141414;--mute:#6E6B66;--line:#D9D5CC;--green:#1D6B2C;--card:#FFFFFF;
 --disp:"Oswald","Arial Narrow",sans-serif;--serif:"Instrument Serif",Georgia,serif;--body:"Zen Kaku Gothic New","Hiragino Sans","Yu Gothic",sans-serif;--mono:"Space Mono",ui-monospace,monospace;--pixel:var(--mono);
 box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){color-scheme:light}}
:root[data-theme="dark"]{color-scheme:light}
*,*::before,*::after{box-sizing:inherit}
html{scroll-padding-top:env(safe-area-inset-top,0px);scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.85}
img{max-width:100%;display:block}
a{color:inherit}
html[lang="ja"] .en{display:none} html[lang="en"] .ja{display:none}
.wrap{max-width:1240px;margin:0 auto;padding:0 clamp(20px,5vw,64px)}
.rule{border:0;border-top:1px solid var(--ink);margin:0}
.kicker{font-family:var(--mono);font-size:12px;letter-spacing:.12em;color:var(--mute);text-transform:uppercase;margin:0 0 10px}
.h{font-family:var(--disp);font-weight:700;font-size:clamp(40px,5.2vw,72px);line-height:.95;margin:0 0 18px;letter-spacing:-.005em}
.lead{font-size:clamp(18px,1.8vw,22px);font-weight:700;line-height:1.6;margin:0 0 14px}
.badge{display:inline-block;font-size:14px;font-weight:700;color:var(--green);border:1px solid var(--green);padding:2px 10px;letter-spacing:.06em;margin-bottom:14px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 24px;background:var(--ink);color:#fff;text-decoration:none;font-weight:700;font-size:14px;letter-spacing:.04em}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.btn:hover{background:var(--green);color:#fff;border-color:var(--green)}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
section{padding:64px 0}
/* top */
.top{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 0;border-bottom:1px solid var(--ink)}
.brand{font-size:12px;letter-spacing:.14em;text-decoration:none}
.motto{font-family:var(--serif);font-style:italic;color:var(--ink);font-size:19px;line-height:1;margin:0}
.lang{display:flex;gap:2px;font-family:var(--mono);font-size:11px}
.lang button{font:inherit;background:none;border:1px solid var(--line);color:var(--mute);padding:2px 7px;cursor:pointer}
.lang button[aria-pressed="true"]{border-color:var(--ink);color:var(--ink)}
.topr{display:flex;align-items:center;gap:18px}
/* hero */
.hero{display:grid;grid-template-columns:1fr 340px;gap:clamp(24px,5vw,72px);padding:56px 0;align-items:center}
.logo{display:block;width:100%;background:var(--green);-webkit-mask:url(/assets/logo_p.png) left center/contain no-repeat;mask:url(/assets/logo_p.png) left center/contain no-repeat;aspect-ratio:1817/377}
.tag{font-family:var(--serif);font-style:italic;font-size:clamp(20px,2.2vw,28px);line-height:1.25;margin:16px 0 4px}
.tagjp{margin:0;color:var(--mute);font-size:15px}
.files{font-family:var(--mono);font-size:13px;border-top:1px solid var(--ink)}
.files .fh{display:flex;justify-content:space-between;padding:6px 0;color:var(--mute);font-size:11px;letter-spacing:.08em;border-bottom:1px solid var(--line)}
.files a{display:grid;grid-template-columns:1fr auto;padding:6px 0;border-bottom:1px solid var(--line);text-decoration:none;line-height:1.5}
.files a span:last-child{color:var(--mute)}
.files a:hover{background:var(--ink);color:#fff}
/* feature */
.feature{display:grid;grid-template-columns:1.25fr 1fr;gap:clamp(24px,5vw,64px);align-items:center}
.shot{border:1px solid var(--line);background:#fff}
.sub{color:var(--mute);margin:0}
.scripts{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:end}
.scripts .h{font-size:clamp(32px,3.6vw,48px)}
/* work */
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,3vw,40px);margin-top:40px}
.cols article{border-top:1px solid var(--ink);padding-top:16px}
.cols em{font-family:var(--serif);font-size:44px;line-height:1;color:var(--green)}
.cols h3{font-size:19px;margin:6px 0 8px}
.cols p{margin:0;font-size:15px}
.asks{display:flex;flex-wrap:wrap;gap:12px 32px;margin-top:36px;font-size:15px}
.asks a{text-decoration:none;border-bottom:1px solid var(--ink);padding-bottom:2px}
.asks a b{color:var(--green)}
/* atelier */
.atelier .head{display:grid;grid-template-columns:1fr 1.3fr;gap:clamp(24px,5vw,64px);align-items:end}
.alogo{display:block;width:280px;max-width:80%;aspect-ratio:1410/454;background:var(--ink);-webkit-mask:url(/assets/logo_a.png) left center/contain no-repeat;mask:url(/assets/logo_a.png) left center/contain no-repeat}
.grid7{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:200px;gap:10px;margin-top:36px}
.grid7 figure{margin:0;overflow:hidden;background:#e9e6df}
.grid7 img{width:100%;height:100%;object-fit:cover}
.grid7 .big{grid-column:span 2;grid-row:span 2}
.grid7 .wide{grid-column:span 2}
.cap{font-family:var(--serif);font-style:italic;color:var(--green);font-size:22px;margin:14px 0 0}
/* news */
.news table{width:100%;border-collapse:collapse;margin-top:10px}
.news td{padding:14px 0;border-bottom:1px solid var(--line);vertical-align:top}
.news td:first-child{font-family:var(--mono);font-size:13px;color:var(--mute);width:9em}
/* about */
.about2{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:40px clamp(24px,5vw,64px);align-items:start;margin-top:28px}
.about2 img{width:100%}
.about2 .fca-logo{width:200px;justify-self:end}
.about2 h3{font-size:28px;margin:0 0 10px;letter-spacing:.08em}
.about2 h3 small{font-size:.5em;margin-left:.6em;color:var(--mute)}
.about2 p{margin:0 0 10px}
.about2 .note{color:var(--mute);font-size:14px}
/* contact */
.contact{text-align:center}
.contact .h{color:var(--green)}
footer{border-top:1px solid var(--ink);padding:28px 0 48px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--mute)}
footer nav{display:flex;gap:18px}
.promise{font-size:clamp(18px,1.9vw,22px);font-weight:700;color:var(--green);margin:36px 0 0}
@media (min-width:861px){.hero{height:341px;padding-top:0;padding-bottom:0}}
@media (max-width:860px){.hero,.feature,.atelier .head,.about2,.scripts{grid-template-columns:1fr}.cols{grid-template-columns:1fr}.grid7{grid-template-columns:1fr 1fr;grid-auto-rows:160px}.about2 .fca-logo{justify-self:start;width:150px}.motto{font-size:18px}}
/* ---------- subpages ---------- */
.back{display:inline-block;margin:28px 0 8px;font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-decoration:none;border-bottom:1px solid var(--ink)}
.win{background:none;border:0;box-shadow:none}
.win>.bar{display:block;font-family:var(--mono);font-size:12px;letter-spacing:.12em;color:var(--mute);text-transform:none;padding:0;margin:0 0 10px;background:none;border:0}
.win>.bar i{display:none}
.pad{padding:0}
section.sp-hero,section.sc-head,section.rules,section[style]{padding:36px 0 56px;border-bottom:1px solid var(--ink)}
.sp-hero .grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,64px);align-items:start}
.sp-hero h1,.sc-head h1,.doc h1{font-family:var(--disp);font-weight:700;font-size:clamp(44px,6vw,84px);line-height:.95;margin:0 0 18px}
.sp-sub{font-size:clamp(17px,1.6vw,20px);color:var(--mute);line-height:1.85;margin:16px 0 0}
.sp-hero .desc{border-left:1px solid var(--ink);padding-left:clamp(16px,2.4vw,28px)}
.sp-hero .desc p{margin:0 0 .8em}.sp-hero .desc p:first-child{font-weight:700}
.note{color:var(--mute);font-size:13px}
.beta{margin-top:36px;border:1px solid var(--green);padding:20px 22px}
.beta p{margin:0 0 14px;font-weight:700;color:var(--green)}
.beta small{display:inline;margin-left:.4em;font-weight:400;color:var(--ink)}
.blink{animation:none}
.btn.pinkbtn{background:var(--ink);color:#fff}
.steps{display:flex;flex-wrap:wrap;gap:8px;margin:48px 0 16px;padding:0}
.steps button{font-family:var(--disp);font-weight:500;font-size:17px;display:flex;align-items:center;gap:8px;padding:6px 16px 6px 8px;border:1px solid var(--ink);border-radius:999px;background:transparent;color:var(--ink);cursor:pointer}
.steps button b{width:22px;height:22px;border:1px solid currentColor;border-radius:50%;display:grid;place-items:center;font-size:12px}
.steps button[aria-selected="true"]{background:var(--ink);color:#fff}
.panel{display:grid;grid-template-columns:1.25fr 1fr;gap:clamp(18px,3vw,40px);align-items:start}
.panel[hidden],.fpanel[hidden]{display:none}
.panel img{border:1px solid var(--line);width:100%;background:#fff}
.panel h3{font-family:var(--disp);font-size:32px;margin:0 0 8px;line-height:1}
.panel p{margin:0 0 .9em;font-size:15.5px}
.ftabs{display:flex;flex-wrap:wrap;gap:0;margin:56px 0 0;border-bottom:1px solid var(--ink)}
.ftabs button{font:inherit;font-weight:700;font-size:14px;color:var(--mute);background:none;border:0;border-bottom:2px solid transparent;padding:10px 16px;cursor:pointer;margin-bottom:-1px}
.ftabs button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--ink)}
.fpanel{padding:22px 0 0}
.fpanel h3{margin:0 0 6px;font-size:19px}.fpanel p{margin:0;max-width:44em}
.sp-guides{display:flex;flex-wrap:wrap;gap:14px;margin-top:44px}
.sp-guides .btn{font-size:16px;padding:14px 28px;min-width:200px;justify-content:center}
.sc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,3vw,36px);margin-top:28px}
.sc-card{border-top:1px solid var(--ink);padding-top:14px;display:flex;flex-direction:column}
.sc-card>.bar{display:none}
.sc-card .in{display:flex;flex-direction:column;gap:10px;flex:1}
.sc-card h3{margin:0;font-size:19px}
.sc-card ul{margin:0;padding-left:1.1em;font-size:14.5px;line-height:1.8}
.sc-card .btn{margin-top:auto;align-self:flex-start}
.howto{display:grid;grid-template-columns:1fr 1fr;gap:clamp(18px,3vw,40px)}
.howto h3{margin:0 0 6px;font-size:17px}
.howto code{display:block;font-family:var(--mono);font-size:12.5px;background:#ECE9E2;padding:8px 12px;margin:4px 0 12px;overflow-x:auto;white-space:nowrap}
.howto p{margin:0 0 .6em;font-size:15px}
.rules ol{margin:0;padding-left:1.3em;font-size:15px;line-height:1.95}
.doc{max-width:46em}
.doc h2{font-size:21px;margin:40px 0 8px;padding-top:14px;border-top:1px solid var(--ink)}
.doc h3{font-size:16px;margin:24px 0 4px}
.doc p,.doc li{font-size:15px;line-height:1.95}
.doc ul,.doc ol{padding-left:1.3em;margin:4px 0 10px}
.doc .apishot{display:block;width:100%;max-width:720px;border:1px solid var(--line);margin:10px 0 16px}
.doc .shot{border:1px dashed var(--mute);color:var(--mute);font-family:var(--mono);font-size:12px;display:grid;place-items:center;aspect-ratio:16/9;max-width:560px;margin:8px 0}
@media (max-width:860px){.sp-hero .grid,.panel,.howto,.sc-grid{grid-template-columns:1fr}.sp-hero .desc{border-left:0;border-top:1px solid var(--ink);padding:16px 0 0}}