/* Erste Hilfe Mathematik – gemeinsames Stylesheet
   Layout-Idee: ruhige Leseseiten im Rhythmus des Punktefelds –
   Inhalte in Fünfer-Gruppen, Rot/Blau nur dort, wo Mengen gezeigt werden. */

@font-face{font-family:"Poppins";font-weight:500;font-display:swap;src:url(fonts/poppins-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Poppins";font-weight:600;font-display:swap;src:url(fonts/poppins-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Poppins";font-weight:700;font-display:swap;src:url(fonts/poppins-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:"Atkinson Hyperlegible";font-weight:400;font-display:swap;src:url(fonts/atkinson-hyperlegible-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Atkinson Hyperlegible";font-weight:400;font-style:italic;font-display:swap;src:url(fonts/atkinson-hyperlegible-latin-400-italic.woff2) format("woff2")}
@font-face{font-family:"Atkinson Hyperlegible";font-weight:700;font-display:swap;src:url(fonts/atkinson-hyperlegible-latin-700-normal.woff2) format("woff2")}

:root{
  --navy:#1e3557;      /* Buchumschlag */
  --red:#d62839;       /* Fünfer (erste Gruppe) */
  --blue:#2a6fdb;      /* Fünfer (zweite Gruppe) */
  --gold:#f2c14e;      /* Akzent „Rechnen“ */
  --bg:#f5f7fb;
  --surface:#ffffff;
  --fg:#1b2333;
  --muted:#556075;
  --line:#d8dfeb;
  --dot-empty:#c7cfdc;
  --tint-gold:#fdf3d8;
  --tint-blue:#e8f0fc;
  --tint-green:#e3f3e8;
  --green:#22784a;
  --on-navy:#ffffff;
  --on-navy-muted:#c4d0e4;
  --font-display:"Poppins","Segoe UI",system-ui,sans-serif;
  --font-body:"Atkinson Hyperlegible",system-ui,-apple-system,"Segoe UI",sans-serif;
  --radius:14px;
  --wrap:1120px;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --navy:#16263f;--red:#ff6b6b;--blue:#6ea2ff;--gold:#f5cd66;
  --bg:#0f1622;--surface:#182234;--fg:#e8edf6;--muted:#a3afc4;--line:#2b384f;--dot-empty:#3a4862;
  --tint-gold:#3a3018;--tint-blue:#1b2b47;--tint-green:#17322a;--green:#6fcf97;
  --on-navy:#ffffff;--on-navy-muted:#b8c4da;color-scheme:dark}}
:root[data-theme="dark"]{
  --navy:#16263f;--red:#ff6b6b;--blue:#6ea2ff;--gold:#f5cd66;
  --bg:#0f1622;--surface:#182234;--fg:#e8edf6;--muted:#a3afc4;--line:#2b384f;--dot-empty:#3a4862;
  --tint-gold:#3a3018;--tint-blue:#1b2b47;--tint-green:#17322a;--green:#6fcf97;
  --on-navy:#ffffff;--on-navy-muted:#b8c4da;color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font-body);font-size:1.0625rem;line-height:1.6;-webkit-text-size-adjust:100%}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--surface)}
img,svg{max-width:100%}
a{color:var(--blue)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:6px}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.15;text-wrap:balance;margin:0;font-weight:600}
h1{font-size:clamp(2.2rem,5.4vw,3.6rem);font-weight:700;letter-spacing:-.015em}
h2{font-size:clamp(1.6rem,3.2vw,2.25rem);letter-spacing:-.01em}
h3{font-size:1.25rem}
p{margin:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.prose{max-width:66ch}
.prose > * + *{margin-top:1em}
.eyebrow{font-family:var(--font-display);font-size:.78rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.lead{font-size:1.2rem;color:var(--muted);max-width:60ch}
.muted{color:var(--muted)}
.tnum{font-variant-numeric:tabular-nums}

/* ---------- Kopf ---------- */
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--surface);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--fg);flex:none}
.brand svg{width:40px;height:40px;flex:none}
.brand span{font-family:var(--font-display);font-weight:600;font-size:1.02rem;line-height:1.1}
.brand b{color:var(--red);font-weight:700;display:block}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a,.nav summary{font-family:var(--font-display);font-weight:500;font-size:.93rem;color:var(--fg);text-decoration:none;padding:8px 12px;border-radius:10px;cursor:pointer;list-style:none;white-space:nowrap}
.nav summary::-webkit-details-marker{display:none}
.nav a:hover,.nav summary:hover,.nav a[aria-current="page"]{background:var(--tint-blue)}
.nav a[aria-current="page"]{color:var(--blue)}
.nav details{position:relative}
.nav details summary::after{content:"";display:inline-block;width:6px;height:6px;border:solid currentColor;border-width:0 2px 2px 0;transform:rotate(45deg);margin:0 0 3px 8px}
.nav .drop{position:absolute;top:calc(100% + 6px);left:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:8px;min-width:260px;box-shadow:0 14px 30px rgba(20,35,60,.14);display:grid;gap:2px}
.nav .drop a{display:block;white-space:normal}
.nav .drop small{display:block;color:var(--muted);font-family:var(--font-body);font-size:.82rem;font-weight:400}
.menu-btn{display:none}
@media (max-width:900px){
  .site-head .wrap{flex-wrap:wrap;gap:0}
  .menu-btn{display:inline-flex;margin-left:auto;align-items:center;gap:8px;font:600 .95rem var(--font-display);background:var(--tint-blue);color:var(--fg);border:0;border-radius:10px;padding:9px 14px;cursor:pointer}
  .nav{display:none;width:100%;flex-direction:column;align-items:stretch;padding-block:6px 14px}
  .site-head.open .nav{display:flex}
  .nav details .drop{position:static;box-shadow:none;border:0;padding:0 0 0 12px;min-width:0}
}

/* ---------- Bänder ---------- */
.band{padding-block:clamp(48px,7vw,88px)}
.band.alt{background:var(--surface);border-block:1px solid var(--line)}
.band.navy{background:var(--navy);color:var(--on-navy)}
.band.navy .eyebrow,.band.navy .lead{color:var(--on-navy-muted)}
.section-head{display:grid;gap:12px;margin-bottom:clamp(28px,4vw,44px);max-width:70ch}

/* ---------- Knöpfe ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font:600 1rem var(--font-display);text-decoration:none;border-radius:12px;padding:13px 22px;border:2px solid transparent;cursor:pointer;line-height:1.2}
.btn.primary{background:var(--gold);color:#1b2333}
.btn.primary:hover{filter:brightness(1.05)}
.btn.ghost{border-color:currentColor;color:inherit;background:transparent}
.btn.blue{background:var(--blue);color:#fff}
.btn.small{padding:9px 14px;font-size:.92rem;border-radius:10px}
.btns{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- Punktefelder ---------- */
.dots{display:inline-grid;grid-template-columns:repeat(5,var(--d,14px)) calc(var(--d,14px)*.4) repeat(5,var(--d,14px));column-gap:calc(var(--d,14px)*.35);row-gap:calc(var(--d,14px)*.35);padding:calc(var(--d,14px)*.6);background:var(--surface);border:1px solid var(--line);border-radius:12px}
.dots.five{grid-template-columns:repeat(5,var(--d,14px))}
.dots i{width:var(--d,14px);height:var(--d,14px);border-radius:50%;border:2px solid var(--dot-empty);display:block}
.dots i.r{background:var(--red);border-color:var(--red)}
.dots i.b{background:var(--blue);border-color:var(--blue)}
.dots i.gap{border:0;width:100%}

/* ---------- Karten / Bausteine ---------- */
.grid{display:grid;gap:20px}
.grid.c3{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr))}
.grid.c2{grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;gap:12px;min-width:0}
.card h3 a{color:inherit;text-decoration:none}
.card .foot{margin-top:auto;padding-top:6px}
.note{border-radius:var(--radius);padding:20px 22px;display:grid;gap:8px}
.note .eyebrow{color:inherit;opacity:.85}
.note.home{background:var(--tint-gold)}
.note.teach{background:var(--tint-blue)}
.note.practice{background:var(--tint-green)}
.note ul{margin:0;padding-left:1.2em;display:grid;gap:6px}
.quote{font-family:var(--font-display);font-weight:500;font-size:clamp(1.3rem,2.6vw,1.75rem);line-height:1.35;max-width:34ch;text-wrap:balance}
.quote em{font-style:normal;color:var(--red)}

/* ---------- Apps ---------- */
.app{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;display:grid;grid-template-columns:auto minmax(0,1fr);gap:16px;align-items:start}
.app .ico{width:56px;height:56px;border-radius:14px;background:var(--tint-blue);display:grid;place-items:center}
.app .ico svg{width:34px;height:34px}
.app h3{font-size:1.1rem}
.app p{color:var(--muted);font-size:.97rem}
.app .meta{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center;margin-top:10px}
.tag{font:600 .74rem var(--font-display);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);background:var(--bg);border:1px solid var(--line);border-radius:99px;padding:3px 10px}
.tag.soon{color:var(--red);border-color:currentColor;background:transparent}

/* App-Fenster */
.appwin{position:fixed;inset:0;z-index:100;background:var(--navy);display:flex;flex-direction:column}
.appwin[hidden]{display:none}
.appwin .bar{display:flex;align-items:center;gap:14px;color:#fff;padding:calc(8px + env(safe-area-inset-top,0px)) max(14px,env(safe-area-inset-right,0px)) 8px max(14px,env(safe-area-inset-left,0px))}
.appwin .bar button,.appwin .bar a{font:600 .95rem var(--font-display);background:rgba(255,255,255,.14);color:#fff;border:0;border-radius:10px;padding:9px 14px;cursor:pointer;text-decoration:none}
.appwin .bar strong{font-family:var(--font-display);font-weight:600;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.appwin iframe{flex:1;width:100%;border:0;background:#fff}

/* ---------- Fuß ---------- */
.site-foot{background:var(--navy);color:var(--on-navy-muted);padding-block:48px calc(32px + env(safe-area-inset-bottom,0px));font-size:.95rem}
.site-foot .cols{display:grid;gap:28px;grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr))}
.site-foot h4{color:#fff;font-size:.95rem;margin-bottom:10px}
.site-foot a{color:var(--on-navy-muted);text-decoration:none}
.site-foot a:hover{color:#fff;text-decoration:underline}
.site-foot ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.site-foot .legal{margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between}

/* ---------- Seiten-Bausteine ---------- */

/* ---------- Illustrationen und Bilder ---------- */
.illu{width:100%;height:auto;display:block;overflow:visible}
.illu .it{font:700 30px var(--font-display);fill:var(--fg)}
.illu .it-s{font:600 15px var(--font-display);fill:var(--muted)}
.illu .il{font:600 19px var(--font-display);fill:var(--fg)}
.illu .in{font:600 15px var(--font-display);fill:var(--muted)}
.illu .ic{font:700 52px var(--font-display)}
.illu .shake{transform-box:fill-box;transform-origin:center;animation:shake 4s ease-in-out infinite}
@keyframes shake{0%,82%,100%{transform:none}85%{transform:translateX(-5px) rotate(-1.5deg)}88%{transform:translateX(5px) rotate(1.5deg)}91%{transform:translateX(-4px) rotate(-1deg)}94%{transform:translateX(3px)}}
.idea .art{background:var(--bg);border-radius:12px;padding:14px 12px 8px;margin:-6px -6px 4px}
.shot{position:relative;display:block;border-radius:12px;overflow:hidden;border:1px solid var(--line);aspect-ratio:16/10;background:var(--bg)}
.shot img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block;transition:transform .35s}
.shot .play{position:absolute;inset:auto 12px 12px auto;background:var(--navy);color:#fff;font:600 .85rem var(--font-display);padding:7px 12px;border-radius:99px;box-shadow:0 4px 12px rgba(0,0,0,.25)}
a.shot:hover img{transform:scale(1.03)}
.app.has-shot{grid-template-columns:1fr;gap:14px}
.app.has-shot .ico{display:none}
.tablet{border-radius:26px;background:#0f1828;padding:14px;box-shadow:0 30px 60px rgba(0,0,0,.35);max-width:100%}
.tablet img{display:block;border-radius:12px;width:100%;height:auto}
.hero-stage{position:relative;display:grid;min-width:0}
.hero-stage .tablet{transform:rotate(3deg);width:92%;justify-self:end}
.hero-stage .blitz{position:relative;margin-top:-90px;width:min(100%,440px);background:var(--surface);color:var(--fg);border:0;box-shadow:0 20px 40px rgba(0,0,0,.3)}
.hero-stage .blitz figcaption{color:var(--fg)}
@media (max-width:860px){.hero-stage .tablet{display:none}.hero-stage .blitz{margin-top:0}}
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:18px}
.gallery a{display:grid;gap:8px;text-decoration:none;color:var(--fg)}
.gallery b{font-family:var(--font-display);font-weight:600}
.gallery span.muted{font-size:.9rem}
.kid-art{background:var(--surface);border-radius:10px;padding:10px 8px}
.wide-art{max-width:520px}
.feature{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,56px);align-items:center}
@media (max-width:860px){.feature{grid-template-columns:1fr}}
.feature .art-box{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:clamp(18px,3vw,32px)}
.band.alt .feature .art-box{background:var(--bg)}

.gold{color:var(--gold)}
.author{display:inline-block;color:var(--on-navy-muted);text-decoration:none;font-size:1rem;margin-top:4px}
.author b{color:#fff;font-family:var(--font-display);font-weight:600}
.author:hover b{color:var(--gold)}
.gold-t{color:#b8860b;font-weight:700}
.dots i.g{background:var(--gold);border-color:var(--gold)}
.dots.strip{grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:var(--d)}
.dots i.cut{border:0;width:calc(var(--d)*.4);background:linear-gradient(var(--fg),var(--fg)) center/2px 100% no-repeat;height:calc(var(--d)*1.6);margin-top:calc(var(--d)*-.3)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(28px,5vw,64px);align-items:center}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}}
.hero-text{display:grid;gap:20px;min-width:0}
.hero .lead{color:var(--on-navy-muted)}
.blitz{margin:0;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:20px;padding:28px;display:grid;gap:16px;justify-items:start;min-width:0}
.blitz .dots{max-width:100%}
.blitz figcaption{font-family:var(--font-display);font-weight:500;font-size:1.1rem;min-height:2.6em}
@media (max-width:480px){.blitz .dots{--d:17px!important}.blitz{padding:20px}}
.page-hero{background:var(--surface);border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(2rem,4.6vw,3.1rem)}
.hero-fig{margin:0;display:grid;gap:14px;justify-items:center;text-align:center}
.hero-fig figcaption{display:grid;gap:4px}
.big{font-family:var(--font-display);font-weight:700;font-size:clamp(2rem,5vw,2.8rem)}
.ra{color:var(--red)}.rb{color:var(--blue)}
.crumbs{font-size:.92rem;color:var(--muted)}
.crumbs a{color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips a{font:500 .9rem var(--font-display);text-decoration:none;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:99px;padding:6px 14px}
.chips a:hover{border-color:var(--blue);color:var(--blue)}
.split{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:clamp(28px,5vw,64px);align-items:center}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.fig-card{margin:0;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:grid;gap:14px;justify-items:start;min-width:0;overflow-x:auto}
.fig-card figcaption{font-size:1.05rem}
.checks,.crosses{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.checks li,.crosses li{padding-left:30px;position:relative}
.checks li::before,.crosses li::before{position:absolute;left:0;top:.05em;font:700 1rem var(--font-display);width:22px;height:22px;border-radius:50%;display:grid;place-items:center}
.checks li::before{content:"✓";color:var(--green);background:var(--tint-green)}
.crosses li::before{content:"✕";color:var(--red);background:var(--tint-gold)}
.kids{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr));gap:14px}
.kids > div{background:var(--bg);border-radius:12px;padding:16px;display:grid;gap:6px}
.say{font-family:var(--font-display);font-weight:500;font-size:1.05rem}
.house{display:grid;gap:0}
.roof{display:grid;place-items:center;background:var(--navy);color:#fff;clip-path:polygon(50% 0,100% 100%,0 100%);height:96px;margin-bottom:20px}
.roof span{font:700 1.3rem var(--font-display);letter-spacing:.12em;text-transform:uppercase;padding-top:34px}
.pillar{text-decoration:none;color:inherit;transition:border-color .2s,transform .2s}
.pillar:hover{border-color:var(--blue);transform:translateY(-2px)}
.pillar .more{color:var(--blue);font:600 .95rem var(--font-display)}
.split-dots{display:inline-flex;align-items:center;gap:6px}
.split-dots b{font-size:1.6rem;color:var(--muted);font-weight:400}
.pv{display:inline-flex;gap:6px;font:700 2rem var(--font-display);color:var(--blue)}
.pv > span{display:grid;justify-items:center;border:2px solid var(--line);border-radius:10px;padding:2px 14px;line-height:1.1}
.pv small{font-size:.75rem;color:var(--muted);font-weight:600}
.path{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr));gap:16px;counter-reset:p}
.path li{counter-increment:p;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;display:grid;gap:6px;align-content:start}
.band.alt .path li{background:var(--bg)}
.path li::before{content:counter(p);width:34px;height:34px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font:700 1rem var(--font-display)}
.path b{font-family:var(--font-display);font-size:1.12rem}
.path span{color:var(--muted)}
.zerl-list{list-style:none;margin:0;padding:20px 24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);display:grid;gap:6px}
.zerl-list li{display:flex;align-items:center;gap:18px;font:600 1.25rem var(--font-display)}
.zerl-list .eq{min-width:6.5em}
.zerl-list .mini{display:flex;gap:4px}
.zerl-list .mini i{width:14px;height:14px;border-radius:50%;display:block}
.zerl-list .mini i.r{background:var(--red)}.zerl-list .mini i.b{background:var(--blue)}
.idea .mat{display:grid;gap:2px;font-size:.95rem;color:var(--muted)}
.idea .tip{margin-top:auto;padding-top:10px;border-top:1px dashed var(--line);font-size:.95rem}
.download{background:var(--tint-gold);border-color:transparent}
.book{display:grid;grid-template-columns:150px minmax(0,1fr);gap:22px;align-items:start;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:22px}
@media (max-width:520px){.book{grid-template-columns:1fr}}
.cover{aspect-ratio:3/4;max-width:100%;background:#1e3557;border:1px solid rgba(255,255,255,.25);border-radius:6px;padding:14px;display:flex;flex-direction:column;gap:8px;color:#fff;box-shadow:0 10px 24px rgba(0,0,0,.3)}
.cover small{font-size:.5rem;letter-spacing:.18em;text-transform:uppercase;color:#c4d0e4}
.cover b{font-family:var(--font-display);font-size:1.02rem;line-height:1.1}
.cover .dots{margin-top:auto;background:transparent;border:0;padding:0;--d:7px!important}
.cover .dots i{border-color:rgba(255,255,255,.35)}
.book-text{display:grid;gap:10px;justify-items:start}
.band.navy .book-text p{color:var(--on-navy-muted)}
.portrait{aspect-ratio:1;max-width:320px;width:100%;border-radius:24px;background:var(--navy);display:grid;place-items:center;justify-self:center}
.portrait span{font:700 4rem var(--font-display);color:var(--gold)}
#ueber-mich .split{grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr)}
@media (max-width:860px){#ueber-mich .split{grid-template-columns:1fr}}
.pager{padding-block:28px}
.pager-row{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.pager-row a{display:grid;gap:2px;text-decoration:none;color:var(--fg);padding:14px 18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);min-width:0}
.pager-row a.next{text-align:right;margin-left:auto}
.pager-row a:hover{border-color:var(--blue)}
.pager-row b{font-family:var(--font-display)}

/* ---------- Seiten-Bausteine 2 ---------- */
.nav details.on > summary{color:var(--blue)}
.hero-art{min-width:0;width:100%}
.hero-art .illu{max-width:520px;margin-inline:auto}
.hero-art .dots{max-width:100%}
@media (max-width:480px){.hero-art .dots{--d:22px!important}}
.feature.flip > :first-child{order:2}
@media (max-width:860px){.feature.flip > :first-child{order:0}}
.figbox{margin:0;display:grid;gap:12px;align-content:start;min-width:0}
.figbox figcaption{font-size:.98rem;color:var(--muted)}
.figbox figcaption b{color:var(--fg)}
.band.alt .figbox{background:var(--bg)}
.grid > .figbox{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:clamp(16px,3vw,26px)}
.band.alt .grid > .figbox{background:var(--bg)}
.card .illu{margin-bottom:6px}
.stat{border-radius:var(--radius);padding:24px;display:grid;gap:6px;background:var(--surface);border:1px solid var(--line);border-top:6px solid var(--red)}
.stat.blue{border-top-color:var(--blue)}.stat.gold{border-top-color:var(--gold)}
.stat b{font:700 clamp(2rem,5vw,2.8rem)/1 var(--font-display)}
.stat span{color:var(--muted)}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
.band.alt .tbl-wrap{background:var(--bg)}
.tbl{width:100%;border-collapse:collapse;min-width:560px;font-size:.98rem}
.tbl th,.tbl td{padding:12px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl th{font:600 .9rem var(--font-display);background:var(--tint-blue);color:var(--fg)}
.tbl td:first-child{font-weight:600}
.tbl.versus td:first-child{font-weight:400;color:var(--muted)}
.tbl.versus td:first-child::before{content:"✕ ";color:var(--red);font-weight:700}
.tbl.versus td:last-child::before{content:"✓ ";color:var(--green);font-weight:700}
.tbl.versus th:first-child{background:var(--tint-gold)}
.num{margin:0;padding-left:1.4em;display:grid;gap:8px}
.card.warn{border-color:var(--red);border-width:2px}
.flow{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;font-family:var(--font-display)}
.flow b{background:var(--navy);color:#fff;border-radius:99px;padding:12px 20px;font-size:1.15rem}
.flow b:last-child{background:var(--gold);color:#1b2333}
.flow i{font-style:normal;font-size:1.6rem;color:var(--muted)}
.section-head.row{display:flex;flex-wrap:wrap;gap:12px 24px;align-items:end;justify-content:space-between;max-width:none}
.btn.ghost-dark{background:transparent;border:2px solid var(--line);color:var(--fg)}
.btn.ghost-dark:hover{border-color:var(--blue);color:var(--blue)}
.page-hero .tablet{transform:rotate(2deg);max-width:520px;margin-inline:auto}
.toc{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:16px}
.toc ol{margin:0;padding-left:1.2em;display:grid;gap:4px;color:var(--muted)}
.book-stage{position:relative;display:grid;justify-items:center;min-height:360px;align-content:center}
.cover-img{display:block;border-radius:6px;overflow:hidden;box-shadow:0 18px 40px rgba(0,0,0,.4);transition:transform .25s}
.cover-img img{display:block;width:100%;height:auto}
.cover-img.big-cover{width:250px;transform:rotate(-4deg)}
.cover-img.big-cover:hover{transform:rotate(-2deg) scale(1.02)}
.cover-img.small-cover{width:150px}
.hint-light{color:var(--on-navy-muted);font-size:.92rem;margin:0}
.toc li a{color:var(--fg);text-decoration:none}
.toc li a:hover{color:var(--blue);text-decoration:underline}
.toc .pg{color:var(--muted);font-size:.85rem;white-space:nowrap}
.big-cover{width:230px;transform:rotate(-4deg)}
.big-cover b{font-size:1.6rem!important}
.big-cover em{font-style:normal;color:#c4d0e4;font-size:.85rem}
.small-cover{position:absolute;width:140px;right:8%;bottom:0;transform:rotate(6deg)}
@media (max-width:860px){.small-cover{right:2%}}
.about{grid-template-columns:minmax(0,.6fr) minmax(0,1.4fr)!important}
@media (max-width:860px){.about{grid-template-columns:1fr!important}}
.about .portrait{max-width:280px}
.portrait.photo{background:none;margin:0;overflow:hidden;aspect-ratio:4/5;box-shadow:0 18px 40px rgba(20,35,60,.22);transform:rotate(-2deg)}
.portrait.photo img{width:100%;height:100%;object-fit:cover;display:block}
.mail{font-size:1.1rem}
.legal-text{max-width:760px;display:grid;gap:12px}
.legal-text h2{font-size:1.2rem;margin-top:14px}
.legal-text .todo{background:var(--tint-gold);border-radius:10px;padding:10px 14px}
.sheet-preview{display:grid;gap:10px;max-width:380px;justify-self:center;width:100%}
.sheet-preview b{font-family:var(--font-display)}
.sheet-preview span{display:grid;grid-template-columns:1fr 28px 28px 28px;gap:8px;align-items:center}
.sheet-preview i{height:10px;border-radius:5px;background:var(--line)}
.sheet-preview em{height:18px;border:2px solid var(--line);border-radius:4px}
.sheet-preview span:nth-child(2) em:first-of-type,.sheet-preview span:nth-child(4) em:nth-of-type(2),.sheet-preview span:nth-child(5) em:first-of-type{background:var(--green);border-color:var(--green)}