/* ════════════════════════════════════════════
   Studio Toriumi — sea & horizon
   light = daylight over water / dark = night sea
   ════════════════════════════════════════════ */
:root{
  --bg:#EFF3F4;
  --surface:#FFFFFF;
  --sunk:#E2E9EB;
  --ink:#0C1E24;
  --muted:#4C666F;
  --faint:#8098A1;
  --line:#D2DDE0;
  --accent:#04707E;
  --accent-soft:#DCEDEF;
  --sky-hi:#F7FAFA;
  --sky-lo:#DCE8EB;
  --sea:#CFDFE3;
  --gull:#0C1E24;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#07131A;
    --surface:#0D1D25;
    --sunk:#0A1720;
    --ink:#DFEAED;
    --muted:#92AAB3;
    --faint:#647E88;
    --line:#17313C;
    --accent:#4FD0E0;
    --accent-soft:#0C2C34;
    --sky-hi:#0A1A22;
    --sky-lo:#0E2731;
    --sea:#0A1D26;
    --gull:#BFD6DC;
  }
}
:root[data-theme="dark"]{
  --bg:#07131A;
  --surface:#0D1D25;
  --sunk:#0A1720;
  --ink:#DFEAED;
  --muted:#92AAB3;
  --faint:#647E88;
  --line:#17313C;
  --accent:#4FD0E0;
  --accent-soft:#0C2C34;
  --sky-hi:#0A1A22;
  --sky-lo:#0E2731;
  --sea:#0A1D26;
  --gull:#BFD6DC;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans JP",system-ui,-apple-system,sans-serif;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--accent);}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:3px;}
.wrap{max-width:900px;margin:0 auto;padding:0 26px;}

/* ── nav ── */
.bar{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;padding:20px 0;flex-wrap:wrap;
}
.bar a.home{
  font-family:"JetBrains Mono",monospace;
  font-size:11.5px;letter-spacing:.24em;text-transform:uppercase;
  text-decoration:none;color:var(--accent);
}
.bar nav{display:flex;gap:22px;flex-wrap:wrap;}
.bar nav a{font-size:13px;text-decoration:none;color:var(--muted);}
.bar nav a:hover{color:var(--accent);}

/* ── horizon hero ── */
.hero{position:relative;padding:0 0 64px;}
.seascape{
  display:block;width:100%;height:auto;
  border-radius:0;
  margin:0 0 46px;
}
.hero-copy{max-width:44ch;}
.mark{
  font-family:"JetBrains Mono",monospace;
  font-size:11.5px;letter-spacing:.26em;text-transform:uppercase;
  color:var(--accent);margin:0 0 22px;
}
h1{
  font-family:"M PLUS 2","Noto Sans JP",sans-serif;
  font-weight:800;
  font-size:clamp(33px,5.6vw,56px);
  line-height:1.2;
  margin:0 0 24px;
  text-wrap:balance;
  letter-spacing:.005em;
}
.thesis{font-size:17px;color:var(--muted);max-width:44ch;margin:0;}
.thesis strong{color:var(--ink);font-weight:500;}
.thesis-en{
  font-family:"JetBrains Mono",monospace;
  font-size:12.5px;color:var(--faint);
  max-width:64ch;margin:22px 0 0;line-height:1.8;
}

/* ── horizon divider ── */
.horizon{
  height:1px;background:var(--line);border:none;margin:0;
  position:relative;
}
.horizon::after{
  content:"";position:absolute;left:0;top:0;height:1px;width:74px;
  background:var(--accent);
}

/* ── sections ── */
section{padding:64px 0;}
.sec-head{display:flex;align-items:baseline;gap:18px;margin-bottom:10px;flex-wrap:wrap;}
.sec-label{
  font-family:"JetBrains Mono",monospace;
  font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);
}
h2{
  font-family:"M PLUS 2","Noto Sans JP",sans-serif;
  font-weight:700;font-size:clamp(22px,3.2vw,30px);
  margin:0;text-wrap:balance;letter-spacing:.005em;
}
.sec-note{color:var(--muted);font-size:14.5px;margin:8px 0 36px;max-width:56ch;}

/* ── works ── */
.works{display:grid;gap:14px;}
.work{
  display:block;text-decoration:none;color:inherit;
  padding:26px 28px;
  border:1px solid var(--line);border-radius:14px;
  background:var(--surface);
  transition:transform .22s cubic-bezier(.2,.8,.2,1), border-color .22s ease, box-shadow .22s ease;
}
.work:hover,.work:focus-visible{
  transform:translateY(-3px);
  border-color:var(--accent);
  box-shadow:0 10px 30px -18px color-mix(in srgb, var(--accent) 60%, transparent);
}
.work-top{display:flex;align-items:baseline;gap:13px;flex-wrap:wrap;margin-bottom:9px;}
.kind{
  font-family:"JetBrains Mono",monospace;
  font-size:10px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);background:var(--accent-soft);
  padding:4px 10px;border-radius:99px;white-space:nowrap;
}
.kind[data-k="wip"]{background:transparent;color:var(--faint);border:1px solid var(--line);}
.work h3{
  font-family:"M PLUS 2","Noto Sans JP",sans-serif;
  font-weight:700;font-size:19px;margin:0;
}
.work-en{font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--faint);letter-spacing:.06em;}
.work p{margin:0;font-size:14.5px;color:var(--muted);max-width:62ch;}
.work-foot{
  display:flex;align-items:center;gap:12px;margin-top:16px;flex-wrap:wrap;
  font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--faint);
}
.tag{border:1px solid var(--line);padding:3px 9px;border-radius:99px;}

/* ── links out ── */
.social{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px;}
.social a{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:500;text-decoration:none;
  color:var(--ink);background:var(--surface);
  border:1px solid var(--line);border-radius:99px;
  padding:9px 18px;
  transition:border-color .18s ease, color .18s ease, transform .18s ease;
}
.social a:hover{color:var(--accent);border-color:var(--accent);transform:translateY(-1px);}
.social .glyph{
  font-family:"JetBrains Mono",monospace;font-size:11px;
  color:var(--faint);letter-spacing:.04em;
}
.social a:hover .glyph{color:var(--accent);}

.group-label{
  font-family:"JetBrains Mono",monospace;
  font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--faint);margin:38px 0 14px;
  display:flex;align-items:center;gap:12px;
}
.group-label::after{content:"";flex:1;height:1px;background:var(--line);}
.group-label:first-child{margin-top:0;}

/* multi-destination cards (apps with several stores) */
.work-multi{
  display:block;padding:26px 28px;
  border:1px solid var(--line);border-radius:14px;background:var(--surface);
  transition:border-color .22s ease;
}
.work-multi:hover{border-color:var(--accent);}
.work-multi h3{
  font-family:"M PLUS 2","Noto Sans JP",sans-serif;
  font-weight:700;font-size:19px;margin:0;
}
.stores{display:flex;gap:9px;flex-wrap:wrap;margin-top:16px;align-items:center;}
.store{
  display:inline-flex;align-items:center;gap:7px;
  font-family:"Noto Sans JP",sans-serif;font-size:13px;font-weight:700;
  text-decoration:none;color:var(--bg);background:var(--accent);
  padding:8px 17px;border-radius:99px;
  transition:opacity .15s ease, transform .15s ease;
}
.store:hover{opacity:.86;transform:translateY(-1px);}
.store.alt{
  background:transparent;color:var(--accent);border:1px solid var(--accent);
}
.store.alt:hover{background:var(--accent-soft);}
.store.soon{
  background:transparent;color:var(--faint);border:1px dashed var(--line);
  cursor:default;pointer-events:none;font-weight:400;
}
.store.soon:hover{transform:none;opacity:1;}
.hits{margin-left:auto;font-variant-numeric:tabular-nums;color:var(--accent);}
.hits[hidden]{display:none;}

/* ── creed ── */
.creed{padding-left:0;border-left:none;}
.creed-lead{font-size:16px;color:var(--muted);margin:0 0 16px;max-width:50ch;}
.creed-lead strong{color:var(--ink);font-weight:500;}
.creed-list{list-style:none;padding:0;margin:34px 0 0;display:grid;gap:20px;}
.creed-list li{font-size:14.5px;color:var(--muted);max-width:54ch;}
.creed-list .cn{
  display:block;
  font-family:"M PLUS 2","Noto Sans JP",sans-serif;
  font-weight:700;font-size:16px;color:var(--ink);margin-bottom:5px;
}

/* ── reading path ── */
.path{list-style:none;padding:0;margin:0;display:grid;gap:0;}
.path li{
  display:grid;grid-template-columns:auto 1fr;gap:24px;
  padding:28px 0;border-top:1px solid var(--line);
}
.path li:last-child{border-bottom:1px solid var(--line);}
.pnum{
  font-family:"JetBrains Mono",monospace;
  font-size:12px;font-weight:600;color:var(--accent);
  padding-top:5px;font-variant-numeric:tabular-nums;letter-spacing:.1em;
}
.pbody{min-width:0;}
.pbody h3{
  font-family:"M PLUS 2","Noto Sans JP",sans-serif;
  font-weight:700;font-size:19px;margin:0 0 7px;
}
.pbody h3 a{text-decoration:none;}
.pbody h3 a:hover{text-decoration:underline;}
.pbody p{margin:0;font-size:14.5px;color:var(--muted);max-width:56ch;}
.pbody p strong{color:var(--ink);font-weight:500;}
.path-foot{margin:28px 0 0;font-size:13.5px;color:var(--faint);max-width:54ch;}

/* ── identity table ── */
.idtable{
  border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface);
}
.idrow{display:grid;grid-template-columns:180px 1fr;border-bottom:1px solid var(--line);}
.idrow:last-child{border-bottom:none;}
.idrow dt{
  font-family:"JetBrains Mono",monospace;font-size:10.5px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--faint);
  padding:17px 22px;background:var(--sunk);margin:0;
}
.idrow dd{margin:0;padding:17px 22px;font-size:14.5px;}
.en-block{
  margin-top:26px;padding:22px 24px;
  border:1px solid var(--line);border-radius:14px;background:var(--surface);
}
.en-block p{
  font-family:"JetBrains Mono",monospace;
  font-size:12.5px;line-height:1.9;color:var(--muted);margin:0;
}
.en-block p + p{margin-top:12px;}

/* ── stats ── */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;}
.stat{
  background:var(--surface);border:1px solid var(--line);
  border-radius:14px;padding:22px 24px;
}
.stat .k{
  font-family:"JetBrains Mono",monospace;font-size:10px;
  letter-spacing:.16em;text-transform:uppercase;color:var(--faint);margin:0 0 8px;
}
.stat .v{
  font-family:"JetBrains Mono",monospace;font-size:27px;font-weight:600;
  margin:0;font-variant-numeric:tabular-nums;color:var(--accent);
}

/* ── comments ── */
.cbox{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:26px;}
.crow{display:flex;flex-direction:column;gap:16px;}
label{
  font-family:"JetBrains Mono",monospace;font-size:10.5px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--faint);
  display:block;margin-bottom:7px;
}
input,textarea{
  width:100%;font-family:inherit;font-size:15px;color:var(--ink);
  background:var(--sunk);border:1px solid var(--line);border-radius:9px;
  padding:11px 14px;line-height:1.6;
}
textarea{resize:vertical;min-height:100px;}
input::placeholder,textarea::placeholder{color:var(--faint);}
input:focus,textarea:focus{border-color:var(--accent);}
.cactions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
button{
  font-family:"Noto Sans JP",sans-serif;font-size:14px;font-weight:700;
  color:var(--bg);background:var(--accent);
  border:none;border-radius:99px;padding:12px 30px;cursor:pointer;
  transition:opacity .15s ease, transform .15s ease;
}
button:hover{opacity:.88;transform:translateY(-1px);}
button:disabled{opacity:.4;cursor:not-allowed;transform:none;}
.cmsg{font-size:13px;color:var(--muted);}
.cmsg[data-err="1"]{color:#C2451F;}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .cmsg[data-err="1"]{color:#FF8A66;}}
:root[data-theme="dark"] .cmsg[data-err="1"]{color:#FF8A66;}
.privacy{font-size:12.5px;color:var(--faint);margin:16px 0 0;line-height:1.75;}
.clist{list-style:none;padding:0;margin:34px 0 0;display:flex;flex-direction:column;}
.clist li{padding:22px 0;border-top:1px solid var(--line);}
.chead{display:flex;align-items:baseline;gap:13px;margin-bottom:7px;flex-wrap:wrap;}
.cname{font-weight:700;font-size:14.5px;}
.ctime{font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--faint);}
.cbody{margin:0;font-size:14.5px;white-space:pre-wrap;word-break:break-word;color:var(--muted);}
.cempty{color:var(--faint);font-size:14px;margin:26px 0 0;}

/* ── support ── */
.support{display:flex;gap:14px;flex-wrap:wrap;align-items:center;}
.bmc{
  display:inline-flex;align-items:center;gap:9px;text-decoration:none;
  font-weight:700;font-size:14px;color:var(--bg);background:var(--accent);
  padding:13px 26px;border-radius:99px;transition:opacity .15s ease, transform .15s ease;
}
.bmc:hover{opacity:.88;transform:translateY(-1px);}
.ad-slot{
  border:1px dashed var(--line);border-radius:14px;padding:20px;text-align:center;
  font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--faint);margin-top:30px;
  letter-spacing:.1em;
}

/* ── document pages ── */
.doc{padding:44px 0 40px;}
.doc h1{font-size:clamp(27px,4.2vw,40px);margin-bottom:12px;}
.doc .updated{
  font-family:"JetBrains Mono",monospace;font-size:11px;
  color:var(--faint);letter-spacing:.12em;margin:0 0 44px;
}
.doc h2{font-size:20px;margin:46px 0 14px;}
.doc h2:first-of-type{margin-top:0;}
.doc h3{
  font-family:"M PLUS 2","Noto Sans JP",sans-serif;
  font-weight:700;font-size:16px;margin:28px 0 8px;
}
.doc p{font-size:14.5px;color:var(--muted);margin:0 0 15px;max-width:60ch;}
.doc p strong{color:var(--ink);font-weight:500;}
.doc ul{font-size:14.5px;color:var(--muted);margin:0 0 15px;padding-left:22px;max-width:60ch;}
.doc li{margin-bottom:8px;}
.doc .lead{font-size:16.5px;color:var(--ink);max-width:52ch;}

footer{padding:48px 0 80px;border-top:1px solid var(--line);margin-top:24px;}
.fgrid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;}
.fnote{font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--faint);line-height:2;margin:0;}
.fnote a{color:var(--muted);}
.flinks{display:flex;flex-direction:column;gap:7px;}
.flinks a{font-size:13px;color:var(--muted);text-decoration:none;}
.flinks a:hover{color:var(--accent);}

@media (max-width:600px){
  .hero{padding-bottom:48px;}
  .seascape{margin-bottom:34px;}
  section{padding:48px 0;}
  .work{padding:22px 20px;}
  .hits{margin-left:0;width:100%;}
  .idrow{grid-template-columns:1fr;}
  .idrow dt{padding-bottom:5px;}
  .idrow dd{padding-top:5px;}
  .path li{grid-template-columns:1fr;gap:10px;}
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;}
  html{scroll-behavior:auto;}
  .work:hover{transform:none;}
}