/* =========================================================
   卒業制作サイト  style.css
   色や書体は :root の変数を変えると全体に反映されます
   ========================================================= */
:root{
  --paper:#f3f1ea;
  --ink:#151515;
  --red:#ff4a1c;
  --blue:#2f55ff;
  --grey:#cfccc2;
  --en:"Inter Tight","Helvetica Neue",Arial,sans-serif;
  --ja:"Noto Sans JP","Hiragino Kaku Gothic ProN",sans-serif;
  --ease:cubic-bezier(.7,0,.2,1);
  --ease-out:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--ja);line-height:1.9;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body.is-loading{overflow:hidden}
a{color:inherit}
img{display:block;width:100%;height:100%;object-fit:cover}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
::selection{background:var(--red);color:var(--paper)}

/* ---------- 1文字ずつ ---------- */
.ch{display:inline-block;transform-origin:50% 100%;transition:transform .22s var(--ease);clip-path:inset(-20% -20% 0 -20%)}
.ch .in{display:inline-block;transform:translateY(110%);transition:transform .8s var(--ease-out)}
.ch.on .in{transform:none}
.ch.free{clip-path:none}
.ch.dot{color:var(--red)}

/* ---------- 回る数字 ---------- */
.odo{display:inline-flex;align-items:flex-start;height:1.2em;line-height:1.2em;overflow:hidden;vertical-align:top;font-variant-numeric:tabular-nums}
.odo .col{display:flex;flex-direction:column;transition:transform .7s var(--ease)}
.odo .col span{display:block;height:1.2em;text-align:center}
.odo.instant .col{transition:none}

/* ---------- ローディング ---------- */
.loader{position:fixed;inset:0;z-index:200;background:var(--ink);color:var(--paper);display:flex;justify-content:space-between;align-items:flex-end;padding:16px;font-family:var(--en);clip-path:inset(0 0 0 0);transition:clip-path .9s var(--ease)}
.loader.out{clip-path:inset(0 0 100% 0)}
.loader-label{font-size:12px;font-weight:600;line-height:1.5;align-self:flex-start}
.loader-num{font-size:clamp(88px,24vw,280px);font-weight:800;line-height:1;letter-spacing:-.03em}

/* ---------- ヘッダー ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;display:grid;grid-template-columns:1fr auto 1fr;align-items:start;gap:12px;padding:14px 16px;font-family:var(--en);font-size:12px;line-height:1.4;color:#fff;mix-blend-mode:difference;pointer-events:none}
.nav > *{pointer-events:auto}
.nav a{text-decoration:none}
.home{font-weight:800}
.indicator{display:flex;align-items:center;gap:8px;font-weight:600}
.ind-no{font-weight:800}
.ind-name{min-width:4.2em}
.bars{display:inline-flex;align-items:flex-end;gap:2px;height:12px}
.bars i{width:3px;height:100%;background:currentColor;transform-origin:bottom;transform:scaleY(.2);transition:transform .18s var(--ease)}
.menu{list-style:none;display:flex;gap:16px;justify-self:end}
.menu a{position:relative}
.menu a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.menu a:hover::after,.menu a.cur::after{transform:scaleX(1)}
@media (max-width:640px){
  .nav{grid-template-columns:auto 1fr auto}
  .ind-pct,.ind-name{display:none}
  .indicator{justify-self:center}
  .menu{gap:10px}
}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:100svh;padding:76px 16px 24px;display:grid;grid-template-columns:1fr;gap:28px;align-content:start}
.title{font-weight:900;font-size:clamp(58px,15vw,184px);line-height:1.08;cursor:pointer;user-select:none;-webkit-tap-highlight-color:transparent}
.title .row{display:block;white-space:nowrap}
.title .row:nth-child(2){padding-left:.9em}
.title .row:nth-child(3){padding-left:2.6em}

.meta{display:grid;grid-template-columns:auto 1fr;gap:2px 16px;font-size:12px;line-height:1.6;margin-top:28px;max-width:340px;margin-left:auto}
.meta dt{font-family:var(--en);font-weight:600}

.frame-wrap{position:relative}
.frame{position:relative;aspect-ratio:4/5;overflow:hidden;background:
    radial-gradient(120% 80% at 30% 20%, #e7d9c2 0, transparent 60%),
    radial-gradient(90% 70% at 80% 90%, #9fb3c9 0, transparent 60%),
    #bfb8a8}
.frame img{position:absolute;inset:0}
.frame::before{content:"";position:absolute;inset:0;z-index:1;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .5 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");opacity:.35;mix-blend-mode:multiply;pointer-events:none}
.frame .ph,.frame .tc{position:absolute;top:12px;z-index:2;font-family:var(--en);font-size:11px;letter-spacing:.04em}
.frame .ph{left:12px}
.frame .tc{right:12px;font-variant-numeric:tabular-nums}
.rec{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--red);margin-right:6px;vertical-align:1px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.telop{position:absolute;left:12px;right:12px;bottom:16px;z-index:2;display:flex;flex-direction:column;align-items:flex-start;gap:4px}
.telop > span{background:var(--paper);font-weight:700;font-size:clamp(14px,2.2vw,18px);line-height:1.5;padding:1px 8px}
.telop > span:last-child{background:var(--ink);color:var(--paper);margin-left:1.6em}

.pixel{position:absolute;right:-6px;top:-34px;display:flex;gap:6px;z-index:3;--px:9px}
.pixel .d{display:grid;grid-template-columns:repeat(3,var(--px));grid-auto-rows:var(--px)}
.pixel i{background:var(--blue);transition:transform .15s steps(1)}
.pixel i.o{background:transparent}
.pixel i.blink{transform:scale(0)}

.strip{grid-column:1/-1;display:flex;justify-content:space-between;align-items:flex-end;font-family:var(--en);font-weight:800;font-size:clamp(22px,5vw,64px);line-height:1;border-top:1px solid var(--ink);padding-top:10px;margin-top:8px;overflow:hidden;height:1.5em}
.strip .ch{clip-path:none}
.strip .ch .in{transform:none}

@media (min-width:900px){
  .hero{grid-template-columns:1fr 1fr;padding:96px 32px 32px;gap:48px}
  .hero > *{min-width:0}
  .title{font-size:min(10.5vw,170px)}
  .frame-wrap{margin-top:16vh}
  .frame{aspect-ratio:5/4}
  .pixel{--px:12px;top:-46px;right:-18px}
  .telop > span{font-size:15px}
}

/* ---------- 共通セクション ---------- */
section{padding:88px 16px;position:relative}
@media (min-width:900px){section{padding:120px 32px}}
.label{font-family:var(--en);font-size:12px;font-weight:600;display:flex;gap:12px;align-items:baseline;margin-bottom:18px}
.label b{color:var(--red);font-weight:800}
.head{font-family:var(--en);font-weight:800;font-size:clamp(52px,13.5vw,200px);line-height:.95;letter-spacing:-.02em;margin-bottom:40px;white-space:nowrap;user-select:none}
section{overflow-x:clip}

/* ---------- ABOUT ---------- */
.about{display:grid;gap:32px}
@media (min-width:900px){.about{grid-template-columns:1fr 1fr 1fr}.about .lead{grid-column:1/3}.about .body{grid-column:2/4}}
.lead{font-weight:700;font-size:clamp(22px,3.6vw,40px);line-height:1.6}
.lead .gap{display:inline-block;width:1.2em}
.lead u{text-decoration:none;background:linear-gradient(var(--red),var(--red)) 0 88%/0 26% no-repeat;transition:background-size 1.1s var(--ease) .4s}
.lead.on u{background-size:100% 26%}
.body{font-size:15px;max-width:34em}
.body p+p{margin-top:1.1em}
.spec{margin-top:24px;border-top:1px solid var(--ink);font-size:13px}
.spec div{display:flex;justify-content:space-between;gap:16px;border-bottom:1px solid var(--ink);padding:6px 0}
.spec dt{font-family:var(--en);font-weight:600}

/* ---------- WORKS ---------- */
.works{padding-left:0;padding-right:0;overflow:visible}
.works-top{padding:0 16px}
@media (min-width:900px){.works-top{padding:0 32px}}
.wctl{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;margin:-12px 0 32px;font-family:var(--en);font-size:12px;font-weight:600}
.seg{display:inline-flex;align-items:center;border:1px solid var(--ink)}
.seg-label{padding:4px 10px;border-right:1px solid var(--ink)}
.seg button{padding:4px 12px;font-weight:600;font-size:12px;transition:background .2s,color .2s}
.seg button + button{border-left:1px solid var(--ink)}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--paper)}
.seg button:not([aria-pressed="true"]):hover{background:var(--grey)}
.count{margin-left:auto;display:inline-flex;align-items:center;gap:.4em}

/* 展示モード */
.showcase{position:relative}
.pin{position:sticky;top:0;height:100svh;overflow:hidden;display:flex;flex-direction:column;justify-content:center;gap:24px;padding-top:56px}
.track{display:flex;gap:16px;padding:0 16px;width:max-content;will-change:transform}
.card{width:min(78vw,calc((100svh - 300px) * .8));flex:none;transform:skewX(var(--sk,0deg));transition:transform .4s var(--ease-out)}
.card-img{position:relative;aspect-ratio:4/5;background:var(--c);overflow:hidden;color:var(--paper)}
.card-img img{position:absolute;inset:0}
.card-no{position:absolute;left:12px;bottom:4px;font-family:var(--en);font-weight:800;font-size:clamp(72px,16vw,180px);line-height:1;letter-spacing:-.04em;color:var(--fg,var(--paper))}
.card-type{position:absolute;top:12px;right:12px;font-family:var(--en);font-size:11px;font-weight:600;background:var(--paper);color:var(--ink);padding:0 6px}
.card-cap{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding-top:10px;border-bottom:1px solid var(--ink);padding-bottom:6px}
.card-cap h3{font-size:17px;font-weight:700;line-height:1.5}
.card-cap p{font-family:var(--en);font-size:12px;font-weight:600;white-space:nowrap}
.card:nth-child(even){margin-top:8vh}
@media (min-width:900px){
  .track{padding:0 32px;gap:28px}
  .card{width:min(30vw,calc((100svh - 330px) * .8))}
  .card:nth-child(even){margin-top:9vh}
}
.sc-bar{display:flex;align-items:center;gap:16px;padding:0 16px;font-family:var(--en);font-size:12px;font-weight:600}
@media (min-width:900px){.sc-bar{padding:0 32px}}
.sc-bar > span:first-child{display:inline-flex;align-items:center;gap:.35em}
.sc-line{flex:1;height:1px;background:var(--grey);position:relative}
.sc-line i{position:absolute;inset:0;background:var(--ink);transform-origin:left;transform:scaleX(0)}

/* 目次モード */
.index{list-style:none;border-top:1px solid var(--ink);margin:0 16px;display:none}
@media (min-width:900px){.index{margin:0 32px}}
.works[data-mode="index"] .index{display:block}
.works[data-mode="index"] .showcase{display:none}
.index li{border-bottom:1px solid var(--ink)}
.index a{display:grid;grid-template-columns:2.4em 1fr auto;gap:12px;align-items:center;padding:14px 0;text-decoration:none;transition:padding .35s var(--ease), background .25s, color .25s}
.index .no{font-family:var(--en);font-size:12px;font-weight:600}
.index .t{font-weight:700;font-size:clamp(18px,3vw,30px);line-height:1.35}
.index .t small{display:block;font-weight:400;font-size:12px;line-height:1.6;opacity:.75}
.index .k{font-family:var(--en);font-size:11px;font-weight:600;text-align:right;line-height:1.5}
.index .mini{display:none;background:var(--c);overflow:hidden}
.index a:hover{padding-left:12px;background:var(--ink);color:var(--paper)}
@media (max-width:899px){
  .index a{grid-template-columns:2.2em 64px 1fr}
  .index .mini{display:block;width:64px;aspect-ratio:4/5}
  .index .k{grid-column:3;text-align:left;margin-top:-6px}
}
.peek{position:fixed;left:0;top:0;width:240px;aspect-ratio:4/5;pointer-events:none;z-index:60;opacity:0;transform:scale(.85) rotate(-2deg);transition:opacity .2s, transform .35s var(--ease-out);display:grid;place-items:center;font-family:var(--en);font-weight:800;font-size:64px;color:var(--paper);overflow:hidden}
.peek.on{opacity:1;transform:scale(1) rotate(-2deg)}
.peek img{position:absolute;inset:0}
@media (hover:none){.peek{display:none}}

/* ---------- ACCESS ---------- */
.access-grid{display:grid;gap:32px}
@media (min-width:900px){.access-grid{grid-template-columns:1.4fr 1fr;align-items:end;gap:48px}}
.map{position:relative;aspect-ratio:4/5;background:var(--grey);overflow:hidden;clip-path:inset(0 100% 0 0);transition:clip-path 1.2s var(--ease)}
.map-wrap.on .map{clip-path:inset(0 0 0 0)}
@media (min-width:900px){.map{aspect-ratio:16/11}}
.map iframe{position:absolute;inset:-2px;width:calc(100% + 4px);height:calc(100% + 4px);border:0}
.map-tag{position:absolute;top:12px;right:12px;z-index:2;font-family:var(--en);font-size:11px;font-weight:600;background:var(--ink);color:var(--paper);padding:0 6px;pointer-events:none}
.map-telop{pointer-events:none}
.map-telop b{display:inline-flex;font-family:var(--en);font-weight:800;vertical-align:-.25em}
.venue-name{font-weight:900;font-size:clamp(26px,3.6vw,40px);line-height:1.35}
.venue-name small{display:block;font-family:var(--en);font-weight:800;font-size:.5em;color:var(--red);margin-top:6px}
.venue .spec dd{text-align:right}
.map-link{display:inline-block;margin-top:20px;font-family:var(--en);font-size:13px;font-weight:600;border:1px solid var(--ink);padding:6px 14px;text-decoration:none;transition:background .2s,color .2s}
.map-link:hover{background:var(--ink);color:var(--paper)}

/* ---------- CONTACT ---------- */
.contact .mail{display:block;font-family:var(--en);font-weight:800;font-size:clamp(30px,8.5vw,120px);line-height:1;letter-spacing:-.02em;text-decoration:none;word-break:break-all;margin-top:8px;transition:color .2s}
.contact .mail:hover{color:var(--red)}
.links{display:flex;gap:20px;margin-top:28px;font-family:var(--en);font-size:13px;font-weight:600}

/* ---------- FOOTER ---------- */
footer{border-top:1px solid var(--ink)}
.wave{display:flex;align-items:center;gap:2px;height:120px;padding:0 16px}
.wave i{flex:1;height:100%;background:var(--ink);transform:scaleY(.02)}
.wave i:nth-child(17n){background:var(--red)}
.foot{display:flex;justify-content:space-between;padding:12px 16px 16px;font-family:var(--en);font-size:11px;font-weight:600}
.foot a{text-decoration:none}
@media (min-width:900px){.wave{height:180px;padding:0 32px}.foot{padding:12px 32px 20px}}

/* ---------- 出てくる動き ---------- */
.rv{opacity:0;transform:translateY(24px);transition:opacity .9s var(--ease-out), transform .9s var(--ease-out)}
.rv.on{opacity:1;transform:none}

/* ---------- 動きを減らす設定の人へ ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .ch,.ch .in,.odo .col,.rv,.card,.lead u{transition:none !important}
  .ch .in{transform:none}
  .rv{opacity:1;transform:none}
  .rec{animation:none}
  .loader{display:none}
}