/* umbrellatoday.de – gemeinsames Design aller statischen Seiten (außer Startseite und Buch-Apps).
   Farben und Schrift wie die Startseite: Inter, Blau als Primärfarbe, helle Flächen. */

@font-face{font-family:Inter;font-style:normal;font-weight:300 800;font-display:swap;src:url(/assets/fonts/inter-latin.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}
@font-face{font-family:Inter;font-style:normal;font-weight:300 800;font-display:swap;src:url(/assets/fonts/inter-latin-ext.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+1e00-1e9f,u+20a0-20ab,u+20ad-20c4,u+2c60-2c7f,u+a720-a7ff}
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:400 500;font-display:swap;src:url(/assets/fonts/jetbrains-mono-latin.woff2) format("woff2");unicode-range:u+00??,u+2000-206f,u+20ac}

:root{
  --bg:#ffffff;
  --surface:#f8fafc;
  --surface-2:#f1f5f9;
  --text:#0f172a;
  --muted:#64748b;
  --border:#e5e7eb;
  --primary:#2563eb;
  --primary-bright:#3b82f6;
  --primary-soft:#eff6ff;
  --accent:#10b981;
  --warn-soft:#fffbeb;
  --warn-border:#fde68a;
  --radius:16px;
  --radius-lg:24px;
  --shadow:0 1px 2px rgba(15,23,42,.04),0 4px 16px rgba(15,23,42,.06);
  --max:1120px;
  --max-text:760px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:400 17px/1.65 Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;text-rendering:optimizeLegibility}
img,video,iframe{max-width:100%}
img{height:auto;display:block}
a{color:var(--primary);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--primary-bright)}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4{line-height:1.2;letter-spacing:-.02em;margin:0 0 .6em;font-weight:800}
h1{font-size:clamp(2rem,4.5vw,3.1rem)}
h2{font-size:clamp(1.4rem,2.6vw,1.9rem);margin-top:2.2em}
h3{font-size:1.2rem;font-weight:700;margin-top:1.6em}
p,ul,ol{margin:0 0 1.1em}
li{margin:.25em 0}
hr{border:0;border-top:1px solid var(--border);margin:3rem 0}
code,kbd{font-family:"JetBrains Mono",ui-monospace,monospace;font-size:.9em;background:var(--surface-2);padding:.1em .35em;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--text);color:#fff;padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}

/* Kopf */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--border)}
.site-header .inner{max-width:var(--max);margin:0 auto;padding:0 20px;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.brand{display:flex;align-items:baseline;gap:8px;text-decoration:none;color:var(--text);white-space:nowrap}
.brand-mark{font:700 1.2rem/1 "JetBrains Mono",ui-monospace,monospace;letter-spacing:-.06em}
.brand-mark span{color:var(--primary-bright)}
.brand-sep{color:var(--muted);font-weight:300}
.brand-name{font-weight:500;font-size:1.05rem}
.site-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px;flex-wrap:wrap}
.site-nav a{display:block;padding:8px 12px;border-radius:10px;color:var(--muted);font-size:.92rem;font-weight:500;text-decoration:none}
.site-nav a:hover,.site-nav a[aria-current="page"]{color:var(--primary);background:var(--primary-soft)}
@media (max-width:760px){
  .brand-name,.brand-sep{display:none}
  .site-header .inner{padding:8px 16px;min-height:56px}
  .site-nav{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;margin:0 -16px;padding:0 16px 4px}
  .site-nav::-webkit-scrollbar{display:none}
  .site-nav ul{flex-wrap:nowrap}
  .site-nav a{white-space:nowrap;padding:6px 10px}
}

/* Layout */
main{display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.prose{max-width:var(--max-text)}
.page-head{padding:48px 0 24px}
.page-head .lead{font-size:1.2rem;color:var(--muted);max-width:var(--max-text)}
.eyebrow{display:inline-block;font-size:.75rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--primary);background:var(--primary-soft);border:1px solid #dbeafe;padding:4px 10px;border-radius:999px;margin-bottom:16px}
.section{padding:24px 0 56px}
@media (max-width:760px){.wrap{padding:0 16px}.page-head{padding:32px 0 16px}body{font-size:16px}}

/* Brotkrumen */
.crumbs{font-size:.85rem;color:var(--muted);padding-top:20px}
.crumbs ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li{margin:0}
.crumbs li+li::before{content:"/";margin-right:6px;color:#cbd5e1}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--primary)}

/* Karten */
.grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
.card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px}
.card h2,.card h3{margin:0;font-size:1.15rem}
.card p{margin:0;color:var(--muted);font-size:.97rem}
.card .meta{font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.card .actions{margin-top:auto;padding-top:8px;display:flex;gap:10px;flex-wrap:wrap}
.werkzeug-tabs{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:0 0 32px}
.werkzeug-tabs a{display:block;padding:14px 18px;border:1px solid var(--border);border-radius:14px;background:var(--surface);color:var(--text);text-decoration:none}
.werkzeug-tabs a strong{display:block;font-size:1.02rem}
.werkzeug-tabs a span{display:block;color:var(--muted);font-size:.88rem;margin-top:2px}
.werkzeug-tabs a:hover{border-color:#bfdbfe}
.werkzeug-tabs a[aria-current="page"]{background:var(--primary-soft);border-color:var(--primary);box-shadow:inset 0 -3px 0 var(--primary)}
.werkzeug-tabs a[aria-current="page"] strong{color:var(--primary)}
@media (max-width:640px){.werkzeug-tabs{gap:8px;margin-bottom:24px}.werkzeug-tabs a{padding:10px 12px}.werkzeug-tabs a span{display:none}}
.steckbrief{list-style:none;padding:0;margin:2px 0 0;display:flex;flex-wrap:wrap;gap:6px}
.steckbrief li{margin:0;font-size:.82rem;font-weight:600;color:#1e3a8a;background:var(--primary-soft);border:1px solid #bfdbfe;border-radius:999px;padding:3px 10px 3px 26px;background-repeat:no-repeat;background-position:8px 50%;background-size:14px}
.steckbrief .sb-zeit{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M12 7v5l3 2'/%3E%3C/svg%3E")}
.steckbrief .sb-wer{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='9' cy='8' r='3.5'/%3E%3Cpath d='M2.5 20c0-3.6 2.9-6 6.5-6s6.5 2.4 6.5 6'/%3E%3Cpath d='M16 4.5a3.5 3.5 0 0 1 0 7M18 14.3c2.1.7 3.5 2.8 3.5 5.7'/%3E%3C/svg%3E")}
.steckbrief .sb-wofuer{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 21V4'/%3E%3Cpath d='M5 4h12l-2.5 4L17 12H5'/%3E%3C/svg%3E")}
.card img.thumb{border-radius:12px;border:1px solid var(--border);background:var(--surface);aspect-ratio:4/3;object-fit:cover;width:100%}
.card img.cover{border-radius:8px;aspect-ratio:2/3;object-fit:cover;width:120px;box-shadow:var(--shadow)}
a.card{color:inherit;text-decoration:none;transition:border-color .2s,transform .2s}
a.card:hover{border-color:#bfdbfe;transform:translateY(-2px)}

/* Knöpfe */
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:12px;font-weight:600;font-size:.95rem;text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:inherit;line-height:1.2}
.btn-primary{background:var(--text);color:#fff}
.btn-primary:hover{background:#1e293b;color:#fff}
.btn-ghost{background:var(--bg);color:var(--text);border-color:var(--border)}
.btn-ghost:hover{border-color:var(--primary-bright);color:var(--primary)}

/* Hinweise */
.note{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;font-size:.95rem}
.note-warn{background:var(--warn-soft);border-color:var(--warn-border)}
.cta{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;margin:48px 0 0}
.cta h2{margin-top:0}

/* Tabellen */
.table-wrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:top}
th{font-weight:700;background:var(--surface)}

/* Fuß */
.site-footer{margin-top:72px;border-top:1px solid var(--border);background:var(--surface);font-size:.92rem;color:var(--muted)}
.site-footer .inner{max-width:var(--max);margin:0 auto;padding:48px 20px 32px;display:grid;gap:32px;grid-template-columns:2fr 1fr 1fr 1fr}
.site-footer h2{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text);margin:0 0 12px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:6px 0}
.site-footer a{color:var(--muted);text-decoration:none}
.site-footer a:hover{color:var(--primary)}
.site-footer .legal{max-width:var(--max);margin:0 auto;padding:16px 20px 32px;border-top:1px solid var(--border);font-size:.82rem}
@media (max-width:860px){.site-footer .inner{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.site-footer .inner{grid-template-columns:1fr;padding:40px 16px 24px}.site-footer .legal{padding:16px}}

/* Einstieg mit großem Knopf (z. B. CLIFF ZWO) */
.actions-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px;margin-top:8px}
.actions-row .hint{font-size:.9rem;color:var(--muted)}
.btn-lg{padding:14px 24px;font-size:1.05rem;border-radius:14px}

/* Projektkarten */
.card .with{font-size:.85rem;color:var(--muted)}
.card ul.links{list-style:none;padding:0;margin:4px 0 0;font-size:.92rem}
.card ul.links li{margin:4px 0}

/* Über mich */
.profile-head{display:grid;grid-template-columns:auto 1fr;gap:32px;align-items:center}
.profile-head .portrait{width:200px;height:200px;border-radius:50%;object-fit:cover;box-shadow:var(--shadow);border:4px solid #fff}
@media (max-width:760px){.profile-head{grid-template-columns:1fr;gap:16px}.profile-head .portrait{width:140px;height:140px}}
.facts dl{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin:8px 0 24px}
.facts dl div{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px}
.facts dt{font-size:.75rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.facts dd{margin:4px 0 0;font-weight:600}
.timeline{list-style:none;padding:0;margin:0 0 24px;max-width:var(--max-text);border-left:2px solid var(--border)}
.timeline li{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:0 0 22px 20px;position:relative;margin:0}
.timeline li::before{content:"";position:absolute;left:-7px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--primary-bright);border:2px solid #fff}
.timeline .when{font-size:.85rem;font-weight:700;color:var(--primary);padding-top:2px}
.timeline h3{margin:0 0 4px;font-size:1.05rem}
.timeline p{margin:0;color:var(--muted);font-size:.97rem}
@media (max-width:520px){.timeline li{grid-template-columns:1fr;gap:2px}}
.card.quote{margin:0}
.card.quote blockquote{margin:0;font-size:.98rem}
.card.quote figcaption{font-size:.85rem;color:var(--muted);font-weight:600}

/* Ratgeber (Interim CPO, KI im Produktmanagement): Byline, nummerierte Schritte, Inhaltsverzeichnis,
   Kennzahlen, Listen-Einträge mit Details, Bilder */
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.byline{font-size:.9rem;color:var(--muted);margin:12px 0 0}
.prose .note{margin:0 0 1.4em}
ol.steps{list-style:none;padding:0;margin:0 0 1.4em;counter-reset:step}
ol.steps>li{counter-increment:step;position:relative;padding:4px 0 0 52px;margin:0 0 16px;min-height:36px}
ol.steps>li::before{content:counter(step,decimal-leading-zero);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:10px;background:var(--primary-soft);border:1px solid #dbeafe;color:var(--primary);font:700 .85rem/34px "JetBrains Mono",ui-monospace,monospace;text-align:center}
ol.steps h3{margin:0 0 4px;font-size:1.05rem}
ol.steps p{margin:0;color:var(--muted)}
.toc{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;margin:0 0 1.4em}
.toc h2{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;margin:0 0 6px}
.toc ol{margin:0;padding-left:1.4em}
.card .stat{font-size:2.2rem;font-weight:800;letter-spacing:-.02em;color:var(--primary);line-height:1.1;margin:0}
.card .source{font-size:.85rem;margin-top:auto;padding-top:6px}
.entries{list-style:none;padding:0;margin:8px 0 24px;display:grid;gap:20px}
.entries>li{margin:0}
.entry h2{font-size:1.4rem}
.entry dl.details{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));margin:6px 0 0}
.entry dl.details div{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:10px 14px}
.entry dt{font-size:.75rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.entry dd{margin:4px 0 0;font-size:.95rem}
.entry .actions{margin-top:4px}
.entry .sources{font-size:.85rem}
figure.media{margin:8px 0 24px}
figure.media img{border-radius:var(--radius-lg);border:1px solid var(--border);width:100%}
figure.media figcaption{font-size:.9rem;color:var(--muted);margin-top:8px}
.split{display:grid;gap:32px;grid-template-columns:1fr 1fr;align-items:center;padding:24px 0}
.split figure.media{margin:0}
@media (max-width:860px){.split{grid-template-columns:1fr;gap:16px}}

/* Prompt-Sammlung (/ki-im-produktmanagement/prompts/) */
.prompt-hint{font-size:.9rem;color:var(--muted);margin-top:8px}
.prompt-toc{display:flex;flex-wrap:wrap;gap:8px;margin:2rem 0 .5rem}
.prompt-toc a{padding:6px 12px;border:1px solid var(--border);border-radius:999px;font-size:.9rem;font-weight:500;color:var(--text);text-decoration:none}
.prompt-toc a:hover{border-color:var(--primary-bright);color:var(--primary)}
.prompt-toc span{color:var(--muted);font-weight:400;margin-left:4px}
.prompt{border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;margin:16px 0;background:var(--bg);box-shadow:var(--shadow);scroll-margin-top:84px}
.prompt-head{display:flex;align-items:center;gap:12px}
.prompt-head h3{margin:0;font-size:1.1rem;flex:1}
.prompt-nr{font-family:"JetBrains Mono",ui-monospace,monospace;font-size:.85rem;font-weight:500;color:var(--primary);background:var(--primary-soft);border-radius:8px;padding:2px 8px}
.prompt-copy{font:600 .85rem/1.2 inherit;padding:6px 12px;border-radius:10px;border:1px solid var(--border);background:var(--bg);color:var(--text);cursor:pointer}
.prompt-copy:hover{border-color:var(--primary-bright);color:var(--primary)}
.prompt-copy.done{border-color:var(--accent);color:#047857}
.prompt-use{margin:8px 0 10px;color:var(--muted);font-size:.95rem}
.prompt-text{margin:0;white-space:pre-wrap;word-wrap:break-word;background:var(--surface);border:1px solid var(--surface-2);border-radius:12px;padding:14px 16px;font:400 .95rem/1.6 Inter,system-ui,sans-serif;color:var(--text)}
.ph{color:var(--primary);font-weight:600}

/* Use-Case-Bibliothek (/ki-im-produktmanagement/use-cases/) */
.usecase{border-top:1px solid var(--border);padding-top:8px;margin-top:2.5rem;scroll-margin-top:84px}
.usecase h2{display:flex;align-items:center;gap:12px}
.uc-nr{font-family:"JetBrains Mono",ui-monospace,monospace;font-size:.9rem;font-weight:500;color:var(--primary);background:var(--primary-soft);border:1px solid #dbeafe;border-radius:10px;padding:4px 10px}
.uc-facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;margin:16px 0}
.uc-facts div{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px}
.uc-facts dt{font-size:.75rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.uc-facts dd{margin:4px 0 0;font-size:.97rem}
.uc-prompts,.uc-deep{font-size:.95rem;margin:.4em 0}
.prose h2[id]{scroll-margin-top:84px}
/* Ratgeber: Weg, Schnellstart, Praxistipp, Teamkasten, Grafiken */
.weg{list-style:none;padding:0;margin:4px 0 28px;display:grid;grid-template-columns:repeat(var(--n,4),1fr);gap:12px;counter-reset:weg}
.weg li{position:relative;margin:0;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:12px 14px;counter-increment:weg;font-size:.92rem;line-height:1.35}
.weg li::before{content:counter(weg);display:flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:var(--primary);color:#fff;font-weight:700;font-size:.85rem;margin-bottom:8px}
.weg li:not(:last-child)::after{content:"";position:absolute;top:24px;right:-12px;width:12px;height:2px;background:#bfdbfe}
.weg a{color:var(--text);text-decoration:none;font-weight:700;display:block}
.weg a:hover{color:var(--primary)}
.weg span{color:var(--muted);display:block;margin-top:2px}
.quickstart{border:1px solid #bfdbfe;background:var(--primary-soft);border-radius:var(--radius);padding:20px 22px 6px;margin:0 0 2em}
.quickstart h2{margin-top:0;font-size:1.3rem}
.quickstart .prompt{margin:12px 0 16px}
.tip{border-left:3px solid var(--accent);background:#f0fdf4;border-radius:0 12px 12px 0;padding:10px 14px;margin:1em 0 1.3em}
.tip strong:first-child{color:#047857}
.team{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px 22px 6px;margin:2.4em 0}
.team h2{margin-top:0;font-size:1.3rem}
.teil-label{margin:0 0 4px;font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--primary)}
.teil{border-top:3px solid var(--primary);padding-top:18px;margin:2.6em 0 1.6em}
.teil h2{margin-top:0}
.teil .weg{margin-top:14px}
.zeit{list-style:none;padding:0;margin:0 0 4px}
.zeit li{display:grid;grid-template-columns:62px 1fr;gap:10px;align-items:baseline;margin:0 0 8px}
.zeit-mark{font-size:.8rem;font-weight:700;color:var(--primary);background:#fff;border:1px solid #bfdbfe;border-radius:999px;padding:1px 0;text-align:center}
figure.diagram{margin:20px 0 28px}
figure.diagram img{width:100%;border:1px solid var(--border);border-radius:var(--radius);background:#fff}
figure.diagram figcaption,.prose figure.media figcaption{font-size:.9rem;color:var(--muted);margin-top:8px}
@media (max-width:640px){
  .weg{grid-template-columns:1fr;gap:8px}
  .weg li{display:grid;grid-template-columns:26px 1fr;column-gap:12px;align-items:start}
  .weg li::before{grid-row:span 2;margin:0}
  .weg li:not(:last-child)::after{top:auto;bottom:-9px;left:27px;right:auto;width:2px;height:8px}
}