/* =========================================================
   Unternehmerisch Denken – auch ohne Unternehmer zu sein
   Stylesheet – keine externen Web-Fonts, keine Drittanbieter
   ========================================================= */

:root{
  --font-serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --bg: #0a0e1a;
  --bg-alt: #0e1424;
  --surface: rgba(255,255,255,.045);
  --surface-strong: rgba(255,255,255,.07);
  --border: rgba(255,255,255,.10);
  --fg: #f3f5fb;
  --muted: #a7afc4;
  --gold: #cda44e;
  --gold-strong: #e7c581;
  --teal: #35d0c0;

  --radius: 18px;
  --radius-sm: 10px;
  --max: 1120px;
  --shadow: 0 24px 60px rgba(0,0,0,.5);
  --shadow-sm: 0 8px 24px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--fg);
  font-family:var(--font-sans);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.serif{font-family:var(--font-serif); font-weight:700; letter-spacing:.2px}
a{color:inherit}
img{max-width:100%;display:block}
.container{max-width:var(--max);margin:0 auto;padding:0 22px}
.visually-hidden{position:absolute !important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;padding:0;margin:-1px}
::selection{background:var(--gold);color:#20160a}

/* Fokus-Sichtbarkeit (a11y) */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, [tabindex]:focus-visible{
  outline:2px solid var(--gold-strong); outline-offset:3px; border-radius:4px;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  border-radius:999px;padding:13px 22px;font-weight:700;font-size:15px;
  cursor:pointer;border:1px solid transparent;transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
  font-family:var(--font-sans);text-decoration:none;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:linear-gradient(135deg,var(--gold-strong),var(--gold));color:#241a06;box-shadow:var(--shadow-sm)}
.btn-primary:hover{box-shadow:0 14px 30px rgba(205,164,78,.35)}
.btn-ghost{border-color:var(--border);color:var(--fg);background:transparent}
.btn-ghost:hover{border-color:var(--gold-strong);color:var(--gold-strong)}
.btn-small{padding:9px 16px;font-size:13px}
.btn[disabled]{opacity:.6;cursor:default;transform:none !important}

/* ---------- Autor-Bio: Weiterlesen ---------- */
.bio-more{margin-bottom:18px}
#bioToggle{margin-top:4px}

/* ---------- Header ---------- */
header.site-header{
  position:fixed;inset:0 0 auto 0;z-index:80;
  background:rgba(9,12,22,.72);backdrop-filter:saturate(140%) blur(12px);
  border-bottom:1px solid var(--border);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{font-family:var(--font-serif);font-weight:700;font-size:17px;letter-spacing:.3px;text-decoration:none}
.brand small{display:block;font-family:var(--font-sans);font-weight:400;font-size:11px;color:var(--muted);letter-spacing:.14em;text-transform:uppercase;margin-top:1px}
.menu{display:flex;align-items:center;gap:22px;font-size:14.5px}
.menu a{text-decoration:none;color:var(--fg);opacity:.85;transition:opacity .2s ease,color .2s ease}
.menu a:hover{opacity:1;color:var(--gold-strong)}
.hamburger{display:none;background:none;border:1px solid var(--border);border-radius:10px;width:42px;height:42px;align-items:center;justify-content:center;cursor:pointer}
.hamburger span, .hamburger::before, .hamburger::after{content:"";display:block;width:20px;height:2px;background:var(--fg);border-radius:2px}
.hamburger{flex-direction:column;gap:5px}

@media (max-width:820px){
  .hamburger{display:flex}
  .menu{
    position:fixed;inset:64px 14px auto 14px;flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(10,14,26,.97);border:1px solid var(--border);border-radius:var(--radius);
    padding:10px;box-shadow:var(--shadow);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:transform .25s ease,opacity .25s ease;
  }
  .menu.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .menu a{padding:12px 10px;border-radius:10px}
  .menu a:hover{background:var(--surface)}
  .menu .btn{margin-top:6px}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100vh;display:grid;place-items:center;overflow:hidden;
  background:radial-gradient(120% 90% at 78% 8%,#16203c 0%,var(--bg) 55%),var(--bg);
}
.hero .grid-pattern{
  position:absolute;inset:0;z-index:0;opacity:.5;
  background-image:radial-gradient(rgba(205,164,78,.35) 1px, transparent 1.5px);
  background-size:34px 34px;
  -webkit-mask-image:radial-gradient(72% 65% at 68% 30%, #000 0%, transparent 75%);
  mask-image:radial-gradient(72% 65% at 68% 30%, #000 0%, transparent 75%);
}
.hero .clock-motif{position:absolute;right:-6%;top:10%;width:min(42vw,560px);opacity:.16;z-index:0;pointer-events:none}
.hero .clock-motif .hand{transform-origin:100px 100px;animation:spin 90s linear infinite}
.hero .clock-motif .hand.min{animation-duration:14s}
@keyframes spin{to{transform:rotate(360deg)}}
.hero .trendline{position:absolute;left:-4%;bottom:-6%;width:min(50vw,640px);opacity:.16;z-index:0;pointer-events:none}
.hero .trendline path{stroke-dasharray:900;stroke-dashoffset:900;animation:draw 2.6s ease-out .3s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(9,12,22,.15),var(--bg) 92%);
}
.hero-inner{position:relative;z-index:2;padding:150px 0 90px;max-width:760px}
.hero .kicker{color:var(--gold-strong);text-transform:uppercase;letter-spacing:.16em;font-size:13px;font-weight:700;margin:0 0 14px}
.hero h1{font-size:clamp(32px,5.6vw,56px);line-height:1.12;margin:0 0 18px}
.hero h1 em{font-style:normal;color:var(--gold-strong)}
.hero .sub{font-size:clamp(16px,2.2vw,19px);color:var(--muted);max-width:600px;margin:0 0 30px}
.hero .btns{display:flex;gap:14px;flex-wrap:wrap}

@media (prefers-reduced-motion: reduce){
  .hero .clock-motif .hand{animation:none !important}
  .hero .trendline path{animation:none !important;stroke-dashoffset:0}
}

/* ---------- Sections ---------- */
section{scroll-margin-top:96px}
.section{padding:96px 0;border-top:1px solid var(--border)}
.kicker{color:var(--gold-strong);text-transform:uppercase;letter-spacing:.14em;font-size:12.5px;font-weight:700;margin:0 0 10px}
.h2{font-size:clamp(24px,3.4vw,34px);margin:0 0 14px}
.muted{color:var(--muted)}
.small{font-size:14px}
.lead-text{font-size:17px;color:var(--muted);max-width:640px}

.grid{display:grid;gap:26px}
@media(min-width:900px){
  .grid-2{grid-template-columns:1fr 1fr}
  .grid-book{grid-template-columns:.85fr 1.15fr;align-items:center}
}
.card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);
}

/* ---------- Reveal-on-scroll ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  .reveal{transition:opacity .3s ease !important;transform:none !important;opacity:1}
}

/* ---------- Buch-Sektion ---------- */
.cover-wrap{perspective:1200px}
.cover-frame{
  position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--border);
  box-shadow:var(--shadow);transition:transform .5s cubic-bezier(.2,.8,.2,1);
  transform:rotateY(0deg) rotateX(0deg);max-width:340px;margin:0 auto;
  aspect-ratio:2/3;
}
.cover-frame img{width:100%;height:100%;object-fit:cover}
.cover-wrap:hover .cover-frame{transform:rotateY(-10deg) rotateX(4deg) scale(1.02)}
@media (prefers-reduced-motion: reduce){
  .cover-wrap:hover .cover-frame{transform:none}
}
.book-meta{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}
.pill{
  display:inline-flex;align-items:center;gap:6px;background:var(--surface-strong);
  border:1px solid var(--border);border-radius:999px;padding:6px 12px;font-size:12.5px;color:var(--muted);
}
.download-note{margin-top:12px;font-size:13px;color:var(--muted);min-height:20px}
.download-note.ok{color:var(--teal)}

/* ---------- Zitate-Sektion ---------- */
.grid-quotes{grid-template-columns:1fr}
@media(min-width:700px){.grid-quotes{grid-template-columns:repeat(2,1fr)}}
.quote-card{
  text-align:left;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:24px;cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  display:flex;flex-direction:column;gap:14px;
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(205,164,78,.4)}
.quote-card blockquote{margin:0;font-family:var(--font-serif);font-size:18px;line-height:1.5;font-style:italic;color:var(--fg)}
.quote-card .source{font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.quote-card .btn{align-self:flex-start}

/* Dialog / Modal (nativ, mit Fokus-Falle durch Browser) */
dialog{border:none;padding:0;background:transparent;color:inherit;max-width:640px;width:92vw}
dialog::backdrop{background:rgba(6,9,17,.75);backdrop-filter:blur(2px)}
dialog .modal-card{
  position:relative;background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);
  padding:34px;box-shadow:var(--shadow);
}
dialog .modal-close{
  position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:10px;
  background:transparent;border:1px solid var(--border);color:var(--fg);font-size:18px;line-height:1;cursor:pointer;
}
dialog .modal-close:hover{border-color:var(--gold-strong);color:var(--gold-strong)}
dialog .source{display:block;margin-top:2px}
dialog p{margin:0 0 14px}
dialog .cta{font-weight:700;color:var(--gold-strong)}

/* ---------- Über den Autor ---------- */
.portrait{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-sm);aspect-ratio:1/1}
.portrait img{width:100%;height:100%;object-fit:cover}
@media(min-width:900px){#autor .portrait{position:sticky;top:118px}}

/* ---------- Kontakt ---------- */
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field label{font-size:13.5px;color:var(--muted)}
.input,textarea.input{
  width:100%;padding:13px 14px;border-radius:12px;border:1px solid var(--border);
  background:#0c1122;color:var(--fg);font-family:var(--font-sans);font-size:15px;
}
.input:focus{outline:2px solid var(--gold-strong);outline-offset:1px}
.checkbox-row{display:flex;align-items:flex-start;gap:10px;margin:6px 0 18px;font-size:13.5px;color:var(--muted)}
.checkbox-row input{margin-top:3px}
.hp-field{position:absolute;left:-9999px;top:-9999px;width:1px;height:1px;overflow:hidden}
.form-msg{margin-top:14px;font-size:14px;min-height:20px}
.form-msg.ok{color:var(--teal)}
.form-msg.err{color:#ef7a7a}

/* ---------- Footer ---------- */
footer.site-footer{padding:50px 0 40px;border-top:1px solid var(--border);color:var(--muted)}
.footer-inner{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
.footer-links{display:flex;gap:18px;flex-wrap:wrap;font-size:13.5px}
.footer-links a, .footer-links button{background:none;border:none;color:var(--muted);font-size:13.5px;cursor:pointer;padding:0;font-family:var(--font-sans)}
.footer-links a:hover, .footer-links button:hover{color:var(--gold-strong)}

/* ---------- Back to top ---------- */
#backToTop{position:fixed;right:22px;bottom:22px;display:none;z-index:70;padding:12px 16px}
@media (max-width:480px){#backToTop{right:14px;bottom:14px}}

/* ---------- Cookie-Banner ---------- */
#cookieBanner{
  position:fixed;left:14px;right:14px;bottom:14px;z-index:200;max-width:760px;margin:0 auto;
  background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:22px 24px;
  transform:translateY(140%);transition:transform .4s ease;
}
#cookieBanner.visible{transform:translateY(0)}
#cookieBanner h2{font-size:16px;margin:0 0 8px}
#cookieBanner p{font-size:13.5px;color:var(--muted);margin:0 0 16px}
.cookie-actions{display:flex;gap:10px;flex-wrap:wrap}

.consent-categories{display:grid;gap:14px;margin:6px 0 22px}
.consent-cat{border:1px solid var(--border);border-radius:12px;padding:14px 16px;background:var(--surface)}
.consent-cat-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.consent-cat-head strong{font-size:14.5px}
.consent-cat p{font-size:13px;color:var(--muted);margin:8px 0 0}
.switch{position:relative;display:inline-block;width:44px;height:24px;flex:none}
.switch input{opacity:0;width:0;height:0}
.switch .track{position:absolute;inset:0;background:var(--border);border-radius:999px;transition:background .2s ease;cursor:pointer}
.switch .track::before{content:"";position:absolute;left:3px;top:3px;width:18px;height:18px;background:#fff;border-radius:50%;transition:transform .2s ease}
.switch input:checked + .track{background:var(--gold)}
.switch input:checked + .track::before{transform:translateX(20px)}
.switch input:disabled + .track{opacity:.55;cursor:default}

/* ---------- Rechtstexte (Impressum/Datenschutz) ---------- */
.legal h2{font-size:18px;margin:30px 0 8px}
.legal h2:first-child{margin-top:0}
.legal p, .legal li{color:var(--muted);font-size:15px}
.legal a{color:var(--gold-strong)}
.legal .placeholder{color:#e7c581;background:rgba(205,164,78,.12);border:1px dashed rgba(205,164,78,.5);border-radius:8px;padding:2px 6px}
.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:14px;text-decoration:none;margin-bottom:26px}
.back-link:hover{color:var(--gold-strong)}