:root{
  --paper:#f1e4c8; --paper-d:#e6d4af; --card:#fffaf0; --kraft:#b98a5a; --kraft-d:#7d5836;
  --ink:#233250; --ink2:#46516a; --red:#c4452b; --green:#5f8a40; --blue:#2f7f9f; --yellow:#e8b83a;
  --focus:#1559b5; --rail:216px;
  --font:"BIZ UDPGothic","Hiragino Maru Gothic ProN","Hiragino Sans","Yu Gothic UI","Meiryo",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;font-family:var(--font);font-size:18px;line-height:1.85;color:var(--ink);background-color:var(--paper);
  background-image:radial-gradient(rgba(125,88,54,.10) 1px,transparent 1.3px);background-size:8px 8px;overflow-x:hidden}
img{max-width:100%;height:auto}
a{color:var(--blue);text-underline-offset:3px}
a:hover{color:var(--ink)}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:3px}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{left:8px;top:8px}
h1,h2,h3{line-height:1.45;margin:0 0 .5em;font-weight:700}
h1{font-size:clamp(28px,6.4vw,42px)}
h2{font-size:clamp(23px,4.6vw,30px)}
h3{font-size:20px}
p{margin:0 0 1em}
ul,ol{padding-left:1.3em;margin:0 0 1em}
main{display:block;outline:none}
.wrap{max-width:1020px;margin:0 auto;padding:0 18px}
.sec{padding:36px 0}
.pending{color:#7a5a2c;border-bottom:1px dotted #7a5a2c;font-size:.9em}
.muted{color:var(--ink2)}
.small{font-size:16px}

/* layout: mobile top bar + bottom tab bar, PC left rail */
.topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 14px;background:var(--ink);color:#fff}
.topbar .brand{color:#fff}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:700;min-height:44px}
.brand-mark{width:30px;height:30px;background:var(--yellow);clip-path:polygon(0 12%,12% 0,30% 10%,50% 0,70% 10%,88% 0,100% 12%,92% 50%,100% 88%,88% 100%,70% 90%,50% 100%,30% 90%,12% 100%,0 88%,8% 50%);flex:none}
.brand-name{font-size:19px;line-height:1.3}
.rail{display:none}
.page{min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:40;display:grid;grid-template-columns:repeat(4,1fr);background:var(--card);border-top:3px solid var(--ink);padding-bottom:env(safe-area-inset-bottom)}
.tabbar a{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:62px;text-decoration:none;color:var(--ink);font-size:14px;line-height:1.3;position:relative;padding:4px 0}
.tabbar .ti{font-size:22px;line-height:1}
.tabbar a[aria-current="page"]{background:var(--yellow);font-weight:700}
.tabbar .fav-count{position:absolute;top:4px;right:calc(50% - 34px)}
.fav-count{display:inline-block;min-width:22px;padding:0 6px;border-radius:11px;background:var(--red);color:#fff;font-size:13px;line-height:22px;text-align:center}
.fav-count:empty{display:none}
body{padding-bottom:70px}
@media (min-width:1000px){
  body{padding-bottom:0;padding-left:var(--rail)}
  .topbar,.tabbar{display:none}
  .rail{display:flex;flex-direction:column;gap:6px;position:fixed;left:0;top:0;bottom:0;width:var(--rail);background:var(--ink);color:#fff;padding:18px 16px;z-index:30;overflow-y:auto}
  .rail .brand{color:#fff;align-items:flex-start}
  .rail-tag{font-size:14px;margin:0 0 14px;color:#d9cdb2;line-height:1.5}
  .rail ul{list-style:none;padding:0;margin:0 0 18px}
  .rail li a{display:flex;align-items:center;gap:6px;min-height:46px;padding:6px 10px;color:#fff;text-decoration:none;border-left:5px solid transparent;font-size:17px}
  .rail li a:hover{background:rgba(255,255,255,.1)}
  .rail li a[aria-current="page"]{border-left-color:var(--yellow);background:rgba(255,255,255,.12);font-weight:700}
  .rail-login{display:block;text-align:center;color:#fff;min-height:44px;line-height:44px;margin-top:6px}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:8px 26px;border:3px solid var(--ink);border-radius:6px;background:var(--red);color:#fff;font:700 19px/1.3 var(--font);text-decoration:none;box-shadow:4px 4px 0 var(--ink);cursor:pointer;text-align:center}
.btn:hover{color:#fff;transform:translate(-1px,-1px);box-shadow:5px 5px 0 var(--ink)}
.btn:active{transform:translate(3px,3px);box-shadow:1px 1px 0 var(--ink)}
.btn-sm{min-height:44px;padding:4px 14px;font-size:16px;box-shadow:3px 3px 0 #000;background:var(--red)}
.btn-block{display:flex;width:100%}
.btn-ghost{background:var(--card);color:var(--ink)}
.btn-ghost:hover{color:var(--ink)}
.btn-ink{background:var(--ink)}
.topbar .btn-sm{border-color:#fff;box-shadow:3px 3px 0 rgba(0,0,0,.5)}

/* paper pieces */
.tape{display:inline-block;padding:2px 18px;font-size:15px;font-weight:700;line-height:1.7;color:var(--ink);background:rgba(232,184,58,.85);transform:rotate(-2deg);clip-path:polygon(0 0,100% 0,96% 25%,100% 50%,96% 75%,100% 100%,0 100%,4% 75%,0 50%,4% 25%)}
.tape-make{background:rgba(216,85,58,.9);color:#fff}
.tape-draw{background:rgba(232,184,58,.9)}
.tape-think{background:rgba(111,175,205,.95)}
.tape-pretend{background:rgba(143,184,104,.95)}
.zig-top{height:14px;background:linear-gradient(135deg,var(--ink) 50%,transparent 50%) 0 0/16px 14px,linear-gradient(225deg,var(--ink) 50%,transparent 50%) 0 0/16px 14px}
.paper{background:var(--card);border-radius:4px;box-shadow:0 1px 0 rgba(0,0,0,.06),0 8px 18px rgba(90,60,25,.18);padding:22px}
.frame{display:block;background:var(--card);padding:8px;border-radius:3px;box-shadow:0 1px 0 rgba(0,0,0,.08),0 6px 14px rgba(90,60,25,.2)}
.frame img{display:block;width:100%;height:100%;object-fit:contain;border-radius:2px}

/* hero */
.hero{background:var(--card);border-bottom:4px solid var(--ink);position:relative}
.hero-in{max-width:1020px;margin:0 auto;padding:28px 18px 36px;display:grid;gap:22px}
.hero h1{margin:6px 0 10px}
.hero .lead{font-size:19px;margin-bottom:22px;max-width:30em}
.collage{position:relative;aspect-ratio:1/1;max-width:560px;width:100%;margin:0 auto}
.collage .frame{position:absolute}
.collage .frame:nth-child(1){left:2%;top:4%;width:56%;height:48%;transform:rotate(-3deg);z-index:2}
.collage .frame:nth-child(2){right:0;top:0;width:38%;height:36%;transform:rotate(4deg)}
.collage .frame:nth-child(3){right:2%;top:36%;width:44%;height:34%;transform:rotate(-2deg);z-index:3}
.collage .frame:nth-child(4){left:0;bottom:2%;width:40%;height:42%;transform:rotate(2deg);z-index:3}
.collage .frame:nth-child(5){left:34%;bottom:0;width:36%;height:32%;transform:rotate(-5deg);z-index:1}
.collage .frame:nth-child(6){right:0;bottom:2%;width:26%;height:26%;transform:rotate(6deg)}
.shape{position:absolute;opacity:.9}
.shape.s1{left:4%;top:6%;width:44%;height:40%;background:#e8b83a;clip-path:polygon(0 8%,100% 0,94% 100%,6% 92%);transform:rotate(-4deg)}
.shape.s2{right:4%;top:10%;width:36%;height:34%;background:#8fb868;clip-path:polygon(10% 0,100% 12%,90% 100%,0 86%);transform:rotate(5deg)}
.shape.s3{left:14%;bottom:6%;width:40%;height:36%;background:#6fafcd;clip-path:polygon(0 0,92% 8%,100% 100%,8% 94%);transform:rotate(3deg)}
.shape.s4{right:10%;bottom:8%;width:30%;height:32%;background:#d8553a;clip-path:polygon(50% 0,100% 100%,0 100%);transform:rotate(-6deg)}
@media (min-width:860px){.hero-in{grid-template-columns:1fr 1.1fr;align-items:center;padding:44px 18px 52px}}

/* experiences */
.exp-grid{display:grid;gap:30px 22px;grid-template-columns:1fr}
.exp{position:relative;display:block;text-decoration:none;color:var(--ink)}
.exp .frame{aspect-ratio:4/3}
.exp .tape{position:absolute;left:-6px;top:-12px;z-index:2;font-size:17px}
.exp h3{margin:12px 0 2px;font-size:22px}
.exp p{margin:0;font-size:17px;color:var(--ink2);line-height:1.6}
.exp:nth-child(odd) .frame{transform:rotate(-1deg)}
.exp:nth-child(even) .frame{transform:rotate(1.2deg)}
.exp:hover h3{text-decoration:underline}
.textcard{display:flex;align-items:center;justify-content:center;min-height:120px;height:100%;font-weight:700;font-size:22px;text-align:center;background:var(--paper-d);color:var(--ink);padding:12px}
@media (min-width:700px){.exp-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1000px){.exp-grid{grid-template-columns:1.3fr 1fr}.exp:nth-child(2){margin-top:30px}.exp:nth-child(3){margin-top:-10px}}

/* themes */
.band{background:var(--card);padding:36px 0;border-top:4px solid var(--ink);border-bottom:4px solid var(--ink)}
.theme-grid{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.theme{display:block;height:100%;text-decoration:none;color:var(--ink);background:var(--paper);border-top:10px solid var(--tc,var(--kraft));padding:12px 12px 14px;border-radius:2px;box-shadow:0 5px 12px rgba(90,60,25,.16)}
.theme:hover{background:var(--paper-d)}
.theme b{display:block;font-size:19px;line-height:1.4}
.theme span{display:block;font-size:15px;line-height:1.55;color:var(--ink2);margin-top:4px}
.theme .thumbs{display:flex;gap:6px;margin-top:8px}
.theme .thumbs img{width:44px;height:44px;object-fit:cover;border-radius:2px;background:#fff}
@media (min-width:760px){.theme-grid{grid-template-columns:repeat(4,1fr)}}

/* steps */
.flow{list-style:none;display:grid;gap:26px;padding:0;margin:0;counter-reset:f}
.flow li{position:relative;background:var(--card);padding:18px 18px 16px 74px;border-radius:4px;box-shadow:0 5px 12px rgba(90,60,25,.16)}
.flow li::before{counter-increment:f;content:counter(f);position:absolute;left:16px;top:16px;width:44px;height:44px;line-height:38px;text-align:center;font-size:24px;font-weight:700;color:#fff;background:var(--red);border:3px solid var(--ink);transform:rotate(-4deg)}
.flow li:not(:last-child)::after{content:"";position:absolute;left:37px;bottom:-24px;height:22px;border-left:3px dashed var(--kraft-d)}
.flow b{display:block;font-size:20px}
@media (min-width:860px){.flow{grid-template-columns:repeat(3,1fr)}.flow li:not(:last-child)::after{left:auto;right:-24px;bottom:auto;top:36px;width:22px;height:0;border-left:0;border-top:3px dashed var(--kraft-d)}}

/* materials (quiet) */
.mat-note{border:2px dashed var(--kraft-d);padding:18px;border-radius:4px;background:rgba(255,250,240,.6)}
.mat-note h2{font-size:20px}
.mat-note p{font-size:16px;margin-bottom:.8em}
.cta-end{text-align:center;padding:46px 18px 56px}
.cta-end p{font-size:20px;font-weight:700;margin-bottom:18px}

/* find */
.pagehead{padding:26px 0 8px}
.pagehead p{max-width:36em}
.tabs{display:flex;flex-wrap:wrap;gap:6px;margin:14px 0 12px;padding:0;list-style:none;border-bottom:4px solid var(--ink)}
.tabs button{min-height:48px;padding:6px 16px;border:3px solid var(--ink);border-bottom:0;background:var(--paper-d);font:700 17px var(--font);color:var(--ink);cursor:pointer;border-radius:8px 8px 0 0}
.tabs button[aria-pressed="true"]{background:var(--ink);color:#fff}
.chips{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:6px 0}
.chips .lab{font-size:15px;color:var(--ink2);width:100%;margin-top:6px}
.chip{min-height:44px;padding:4px 16px;border:2px solid var(--ink);background:var(--card);color:var(--ink);font:16px var(--font);cursor:pointer;border-radius:4px}
.chip[aria-pressed="true"]{background:var(--yellow);font-weight:700;box-shadow:inset 0 -4px 0 rgba(0,0,0,.18)}
details.more{margin:12px 0;background:var(--card);border:2px solid var(--ink);border-radius:4px}
details.more summary{min-height:48px;padding:10px 16px;font-weight:700;cursor:pointer}
details.more .in{padding:0 16px 16px}
.checks{display:flex;flex-wrap:wrap;gap:8px}
.checks label{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:4px 14px;border:2px solid var(--ink);background:var(--paper);cursor:pointer;border-radius:4px}
.checks input{width:22px;height:22px;accent-color:var(--ink)}
.result-bar{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin:14px 0 8px}
.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 14px;grid-auto-flow:dense;list-style:none;padding:0;margin:0 0 30px}
.wcard{position:relative;min-width:0}
.wcard.s-lg{grid-column:span 2}
.wlink{display:block;text-decoration:none;color:var(--ink);height:100%}
.wlink .frame{aspect-ratio:var(--ar,4/3);max-height:520px}
.s-sm .wlink .frame{aspect-ratio:1/1}
.wcard .tape{position:absolute;left:-4px;top:-10px;z-index:2;font-size:14px;padding:0 14px}
.wcard h3{font-size:19px;margin:10px 0 2px}
.wcard p{font-size:16px;line-height:1.55;margin:0;color:var(--ink2)}
.wcard:nth-child(3n+1) .frame{transform:rotate(-.8deg)}
.wcard:nth-child(3n+2) .frame{transform:rotate(.7deg)}
.wcard .meta{font-size:14px;color:var(--ink2);margin-top:4px;line-height:1.5}
.fav-btn{position:absolute;right:6px;top:6px;z-index:3;width:48px;height:48px;border:2px solid var(--ink);border-radius:50%;background:var(--card);color:var(--ink);font-size:26px;line-height:1;cursor:pointer;padding:0;box-shadow:2px 2px 0 var(--ink)}
.fav-btn[aria-pressed="true"]{background:var(--red);color:#fff}
.empty{padding:34px 20px;text-align:center;background:var(--card);border:2px dashed var(--kraft-d);border-radius:4px}
@media (min-width:700px){.cards{grid-template-columns:repeat(6,minmax(0,1fr))}.wcard{grid-column:span 2}.wcard.s-lg{grid-column:span 3}}
@media (min-width:1200px){.cards{gap:30px 20px}}

/* work detail */
.crumbs{font-size:15px;margin:16px 0 4px}
.work-top{display:grid;gap:22px;padding:8px 0 20px}
.work-top .frame{position:relative;padding:12px}
.work-top .frame img{max-height:640px}
.work-top h1{margin-top:8px;font-size:clamp(26px,5.4vw,36px)}
.badges{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0 0 14px}
.badges li{padding:2px 12px;background:var(--card);border:2px solid var(--ink);border-radius:4px;font-size:15px;line-height:1.7}
@media (min-width:860px){.work-top{grid-template-columns:1.25fr 1fr;align-items:start}}
.card2{background:var(--card);padding:20px 22px;border-radius:4px;box-shadow:0 5px 12px rgba(90,60,25,.16);margin:0 0 20px}
.card2 h2{font-size:22px;border-bottom:3px solid var(--yellow);display:inline-block;padding-right:10px;margin-bottom:.7em}
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{position:relative;padding-left:46px;margin-bottom:12px}
.steps li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:2px;width:34px;height:34px;line-height:30px;text-align:center;font-weight:700;background:var(--yellow);border:2px solid var(--ink);transform:rotate(-3deg)}
.big100{display:block;background:var(--ink);color:#fff;padding:12px 16px;font-size:20px;font-weight:700;border-radius:4px;margin:8px 0}
.two{display:grid;gap:20px}
@media (min-width:860px){.two{grid-template-columns:1fr 1fr}}
.files{list-style:none;padding:0;margin:0 0 14px}
.files li{display:flex;flex-wrap:wrap;gap:4px 14px;align-items:baseline;padding:10px 0;border-bottom:2px dotted var(--kraft)}
.files .fl{font-weight:700;flex:1 1 220px}
.files .fm{font-size:15px;color:var(--ink2)}
.files .fn{font-size:14px;color:var(--ink2);word-break:break-all;flex:1 1 100%}
.gate{background:var(--paper);border:3px dashed var(--ink);padding:18px;text-align:center;border-radius:4px}
.gate p{font-weight:700}
.sheetbox{margin:16px 0;padding:14px;border:3px solid var(--ink);border-radius:4px;background:#fff}
.sheetbox img{display:block;max-width:420px;width:100%;margin:8px auto 0;border:1px solid var(--paper-d)}

/* tables / text pages */
.prose{max-width:46em}
.prose h2{margin-top:1.6em;font-size:23px;border-left:8px solid var(--yellow);padding-left:12px}
table.tbl{width:100%;border-collapse:collapse;background:var(--card)}
.tbl th,.tbl td{padding:12px 14px;border:2px solid var(--kraft);text-align:left;vertical-align:top}
.tbl th{background:var(--paper-d);width:11em}
@media (max-width:640px){.tbl th,.tbl td{display:block;width:auto}.tbl th{border-bottom:0}.tbl td{border-top:0}}
.notice{background:#fff3c4;border:3px solid var(--ink);padding:14px 18px;border-radius:4px;font-weight:700;margin:14px 0}
details.q{background:var(--card);border:2px solid var(--ink);border-radius:4px;margin:0 0 12px}
details.q summary{min-height:48px;padding:10px 16px;font-weight:700;cursor:pointer}
details.q div{padding:0 16px 8px}
.legend{list-style:none;padding:0;display:grid;gap:10px}
.legend li{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.legend svg{width:120px;height:14px;flex:none}
.menu-list{list-style:none;padding:0;display:grid;gap:10px}
.menu-list a{display:flex;align-items:center;min-height:56px;padding:8px 16px;background:var(--card);border:2px solid var(--ink);border-radius:4px;color:var(--ink);text-decoration:none;font-weight:700;box-shadow:3px 3px 0 var(--kraft-d)}
textarea,input[type=text],input[type=password]{font:17px var(--font);padding:10px 12px;border:2px solid var(--ink);border-radius:4px;background:#fff;color:var(--ink);width:100%}
textarea{min-height:90px}
.review-banner{position:sticky;top:0;z-index:60;background:#fff3c4;border-bottom:3px solid var(--ink);padding:8px 14px;display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap;font-weight:700;font-size:16px}
.review-banner[hidden]{display:none}
.review-banner button{min-height:44px;padding:4px 14px;font:700 16px var(--font);border:2px solid var(--ink);background:var(--card);color:var(--ink);cursor:pointer;border-radius:4px}

/* footer */
.foot{margin-top:40px;background:var(--ink);color:#fff}
.foot .zig-top{margin-top:-14px}
.foot-in{max-width:1020px;margin:0 auto;padding:20px 18px 30px}
.foot-brand{font-weight:700;font-size:20px;margin-bottom:6px}
.foot-links{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:0 4px}
.foot-links a{display:inline-flex;align-items:center;min-height:44px;padding:0 10px 0 0;color:#fff;font-size:16px}
.foot-note{font-size:14px;color:#cdbf9f;margin:8px 0 0}
.cards.mat .wlink .frame{aspect-ratio:var(--ar,1/1)}
.cards.mat .wcard{transform:none}
@media (min-width:700px){.cards.mat .wcard{grid-column:span 1}}
@media (min-width:1000px){.cards.mat .wcard{grid-column:span 1}}

/* 画面であそぶ／印刷してあそぶ */
.acc{font-weight:700;font-size:15px;margin:0 0 2px!important}.acc-both,.acc-online{color:var(--blue)}.acc-print{color:var(--kraft-d)}
.access{background:var(--card);border:3px solid var(--ink);border-radius:6px;padding:12px 16px;margin:12px 0}
.prow-btn{display:flex;gap:10px;flex-wrap:wrap;margin:0}
.playshot{margin:0 0 14px}.playshot img{display:block;border:3px solid var(--ink);border-radius:6px;max-width:560px;width:100%}
.play-demo{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;margin:0;padding:0;list-style:none}
.play-demo li{background:var(--card);border:3px solid var(--ink);border-radius:6px;padding:10px 12px}
.play-demo img{display:block;width:100%;height:auto;border:2px solid var(--ink);border-radius:4px;margin-bottom:8px}
.play-demo h3{margin:0 0 4px}.play-demo p{margin:0;font-size:16px;line-height:1.6}

.tbl td,.tbl th,.prose a,.prose p{overflow-wrap:anywhere}
.prose li,.prose td,.prose h2{overflow-wrap:anywhere}