/* iro.css — eichhorn.studio · Design-System v2.1 Tokens + Web-Komponenten */

/* Noto Sans JP — nur auf der Kiso-Seite (基礎 / 済 / あ), als 4-Zeichen-Subset lokal
   gebündelt (Variable-Font 100–900). Latein-Schriften kommen über Fontsource (Layout). */
@font-face{font-family:'Noto Sans JP';font-style:normal;font-weight:100 900;font-display:swap;src:url('/fonts/noto-sans-jp-subset.woff2') format('woff2')}

:root{
  /* Farbe */
  --pine:#2F6B57; --pine-deep:#245343; --pine-tint:#5FA88C; --pine-wash:#EAF1EE;
  --ink:#23262D; --ink-soft:#6D7077; --ink-faint:#9AA0AB; --body:#3a3d44;
  --bg:#FBFAF8; --surface:#FFFFFF; --line:#ECE9E3; --line-soft:#F1EEE8;
  /* Funktion */
  --due:#E8A23D; --new:#4F7DD9; --done:#3F9E6E;
  --due-wash:#FDF3E2; --due-ink:#9A6A1D;
  --new-wash:#EAF0FB; --new-ink:#2C4E94;
  --done-wash:#E9F5EE; --done-ink:#216A47;
  /* Typo */
  --font-display:'Instrument Serif',Georgia,'Times New Roman',serif;
  --font-ui:'Plus Jakarta Sans',system-ui,sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,monospace;
  /* Form */
  --radius-card:20px; --radius-pill:999px; --radius-chip:12px;
  --shadow-card:0 10px 26px rgba(60,70,90,.06);
  --shadow-card-strong:0 10px 26px rgba(60,70,90,.10);
  /* Layout */
  --maxw:1080px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--font-ui);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
::selection{background:#CFE3DA}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.mono{font-family:var(--font-mono)}
.eyebrow{font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--pine)}

h1{font-family:var(--font-display);font-weight:400;letter-spacing:0;line-height:1.05}
h2{font-family:var(--font-display);font-weight:400;letter-spacing:0;line-height:1.12}
h3{font-family:var(--font-ui);font-weight:700;letter-spacing:-.01em}

/* ---------- Header ---------- */
header.site{position:sticky;top:0;z-index:30;background:rgba(251,250,248,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:18px}
.brand{display:flex;align-items:center;gap:10px}
.brand .tile{width:32px;height:32px;border-radius:9px;background:var(--pine);color:#fff;font-size:18px;font-weight:700;display:flex;align-items:center;justify-content:center;flex:none}
.brand .wm{font-size:16px;font-weight:600;letter-spacing:-.02em}
.brand .wm .sub{color:var(--ink-faint);font-weight:500}
header.site nav{display:flex;align-items:center;gap:2px}
header.site nav a{font-size:14px;font-weight:600;color:var(--ink-soft);padding:8px 12px;border-radius:999px;transition:color .15s}
header.site nav a:hover{color:var(--pine)}
header.site nav a.cta{color:#fff;background:var(--pine)}
header.site nav a.cta:hover{color:#fff;background:var(--pine-deep)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--radius-pill);background:var(--pine);color:#fff;font-weight:700;font-size:15px;font-family:inherit;border:none;cursor:pointer;transition:background .15s,transform .1s}
.btn:hover{background:var(--pine-deep)}
.btn:active{transform:scale(.98)}
.btn.ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn.ghost:hover{border-color:var(--ink);background:transparent}

/* ---------- Hero ---------- */
.hero{padding:92px 0 60px}
.hero .eyebrow{margin-bottom:16px;display:block}
.hero h1{font-size:clamp(40px,6.2vw,64px);max-width:17ch;margin-bottom:22px}
.lead{font-size:clamp(17px,2.4vw,20px);color:var(--ink-soft);max-width:60ch;line-height:1.5}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}

/* ---------- Mission ---------- */
.mission{background:var(--pine-wash);border-top:1px solid #DCEAE3;border-bottom:1px solid #DCEAE3}
.mission .wrap{padding:64px 24px}
.mission .eyebrow{color:var(--pine-deep);margin-bottom:18px;display:block}
.mission p{font-family:var(--font-display);font-weight:400;font-size:clamp(24px,3.6vw,34px);line-height:1.28;color:var(--pine-deep);max-width:24ch}
.mission p + p{margin-top:0}
.mission .ms{max-width:52ch}

/* ---------- Section heads ---------- */
section.band{padding:64px 0}
.shead{margin-bottom:32px;max-width:62ch}
.shead .eyebrow{display:block;margin-bottom:10px}
.shead h2{font-size:clamp(26px,4vw,34px)}
.shead p{color:var(--ink-soft);margin-top:12px;font-size:16px}

/* ---------- App grid ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:18px}
.appcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-card);display:flex;flex-direction:column;min-height:240px}
.appcard.soon{box-shadow:none;background:transparent;border-style:dashed;justify-content:center;align-items:center;text-align:center;color:var(--ink-faint);gap:6px}
.appcard .top{display:flex;align-items:center;gap:13px;margin-bottom:16px}
.app-mark{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:22px;color:#fff;flex:none}
.app-title{font-size:20px;font-weight:700;letter-spacing:-.01em}
.app-title .jp{font-family:var(--font-mono);color:var(--ink-soft);font-weight:500;font-size:15px;margin-left:6px}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;border-radius:var(--radius-pill);padding:4px 11px}
.chip.dev{background:var(--done-wash);color:var(--done-ink)}
.chip.concept{background:var(--due-wash);color:var(--due-ink)}
.appcard p.desc{color:var(--ink-soft);font-size:14.5px;line-height:1.55;flex:1}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.tags span{font-size:11.5px;font-weight:600;color:var(--ink-soft);background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-pill);padding:4px 11px}
.applink{align-self:flex-start;margin-top:16px;display:inline-flex;align-items:center;gap:7px;height:42px;padding:0 18px;border-radius:var(--radius-pill);font-weight:700;font-size:14px;color:#fff;transition:transform .1s}
.applink:active{transform:scale(.98)}
.applink.soon{background:transparent;color:var(--ink-faint);border:1.5px solid var(--line);cursor:default}
.appcard .actions{display:flex;align-items:center;gap:14px;margin-top:16px;flex-wrap:wrap}
.appcard .actions .applink{margin-top:0;align-self:auto}
.morelink{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--ink-soft);transition:color .15s}
.morelink:hover{color:var(--pine)}

/* ---------- Prinzip ---------- */
.principles{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-top:8px}
.principles .p{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px}
.principles .p .n{font-family:var(--font-mono);font-size:12px;color:var(--pine);font-weight:500;margin-bottom:10px}
.principles .p h3{font-size:16px;margin-bottom:6px}
.principles .p p{font-size:14px;color:var(--ink-soft);line-height:1.55}
.linkline{margin-top:28px}
.tlink{font-weight:700;color:var(--pine);font-size:15px;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1.5px}
.tlink:hover{color:var(--pine-deep)}

/* ---------- Footer ---------- */
footer.site{border-top:1px solid var(--line);padding:52px 0 56px;margin-top:24px}
footer.site .cols{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
footer.site .about{max-width:34ch}
footer.site .about .brand{margin-bottom:14px}
footer.site .about p{font-size:14px;color:var(--ink-soft);line-height:1.6}
footer.site .fnav{display:flex;gap:48px;flex-wrap:wrap}
footer.site .fcol b{display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:12px;font-weight:500}
footer.site .fcol a{display:block;font-size:14px;color:var(--ink-soft);font-weight:600;padding:4px 0}
footer.site .fcol a:hover{color:var(--pine)}
footer.site .legal{margin-top:36px;font-family:var(--font-mono);font-size:11.5px;color:var(--ink-faint)}

/* ---------- Legal / content pages ---------- */
.page{padding:72px 0 32px}
.page .col{max-width:74ch}
.page .eyebrow{display:block;margin-bottom:14px}
.page h1{font-size:clamp(34px,5vw,50px);margin-bottom:14px}
.page .intro{font-size:18px;color:var(--ink-soft);line-height:1.5;margin-bottom:8px}
.prose{max-width:74ch;padding-bottom:80px}
.prose h2.leg{font-family:var(--font-ui);font-weight:700;font-size:18px;letter-spacing:-.01em;margin:34px 0 10px}
.prose p{font-size:15px;line-height:1.72;color:var(--body);margin-bottom:14px}
.prose a{color:var(--pine);font-weight:600;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1.5px}
.prose ul{margin:0 0 14px 20px}
.prose li{font-size:15px;line-height:1.7;color:var(--body);margin-bottom:6px}
.prose .addr{font-style:normal;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px 18px;line-height:1.7;color:var(--ink);display:inline-block}
.prose .note{background:var(--pine-wash);border-radius:12px;padding:13px 16px;font-size:13.5px;color:var(--pine-deep);line-height:1.55;margin:8px 0 18px}
.prose .meta{font-family:var(--font-mono);font-size:12px;color:var(--ink-faint);margin-top:8px}
.backlink{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--ink-soft);margin-bottom:8px}
.backlink:hover{color:var(--pine)}

/* ---------- Über · „Das Siegel" ---------- */
.aboutpage{max-width:680px;margin:0 auto;padding:72px 24px 0}
.aboutpage .backlink{margin-bottom:18px}
.aboutpage .head{text-align:center}
.aboutpage .head .eyebrow{display:block;margin-bottom:10px;color:var(--ink-faint)}
.aboutpage .head h1{font-family:var(--font-display);font-weight:400;font-size:clamp(34px,5vw,48px);line-height:1.06;margin-bottom:14px}
.aboutpage .head .intro{font-size:18px;color:var(--ink-soft);max-width:52ch;margin:0 auto;line-height:1.5}
.seal-photo{width:160px;height:160px;border-radius:999px;background:#EFEBE3;border:1px solid var(--line);box-shadow:0 0 0 8px var(--pine-wash);margin:56px auto 0;display:flex;flex-direction:column;gap:7px;align-items:center;justify-content:center;overflow:hidden;color:var(--ink-faint)}
.seal-photo img{width:100%;height:100%;object-fit:cover;display:block}
.seal-cap{font-family:var(--font-mono);font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-faint);text-align:center;margin-top:26px}
.seal-div{width:64px;height:1px;background:var(--line);margin:34px auto 0}
.aboutpage .prose{max-width:62ch;margin:30px auto 0}
@media (max-width:640px){.aboutpage{padding-top:56px}.seal-photo{width:120px;height:120px;box-shadow:0 0 0 6px var(--pine-wash);margin-top:40px}.aboutpage .head h1{font-size:clamp(30px,8vw,36px)}}

/* ---------- Responsive ---------- */
@media (max-width:640px){
  .hero{padding:60px 0 44px}
  section.band{padding:48px 0}
  header.site nav a:not(.cta){display:none}
  footer.site .cols{gap:28px}
}
@media (prefers-reduced-motion:reduce){*{transition:none !important;animation:none !important;scroll-behavior:auto !important}}