/* couponmarketing.de – zentrales Stylesheet
   Lokale Systemschriften, keine externen Ressourcen. */

:root{
  --navy:#10203a;
  --navy-deep:#0b1728;
  --ink:#1c2733;
  --paper:#f6f7f4;
  --card:#ffffff;
  --line:#d8dde2;
  --blue:#1f56d6;
  --blue-dark:#16409f;
  --teal:#0d8f79;
  --orange:#b26208;
  --red:#b3372c;
  --muted:#5a6672;
  --focus:#1f56d6;
  --radius:10px;
  --maxw:1120px;
  --font-sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:1.0625rem;
  line-height:1.65;
  color:var(--ink);
  background:var(--paper);
}
img,svg{max-width:100%;height:auto}
a{color:var(--blue)}
a:hover{color:var(--blue-dark)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:3px}

.skip-link{
  position:absolute;left:-9999px;top:0;background:var(--navy);color:#fff;
  padding:.6rem 1rem;z-index:100;border-radius:0 0 6px 0;
}
.skip-link:focus{left:0}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 1.25rem}

/* Header / Navigation */
.site-header{background:var(--navy);color:#fff;border-bottom:4px solid var(--blue)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 1.25rem;max-width:var(--maxw);margin:0 auto;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:.6rem;color:#fff;text-decoration:none;font-weight:700;font-size:1.15rem;letter-spacing:-.01em}
.brand .brand-mark{width:34px;height:34px;flex:none}
.brand span.tld{color:#8fb0ff;font-weight:400}
.nav-toggle{display:none;background:transparent;color:#fff;border:1px solid rgba(255,255,255,.4);border-radius:6px;padding:.45rem .8rem;font:inherit;cursor:pointer}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.15rem}
.main-nav a{color:#e8edf5;text-decoration:none;padding:.5rem .65rem;border-radius:6px;font-size:.95rem}
.main-nav a:hover,.main-nav a:focus-visible{background:rgba(255,255,255,.12);color:#fff}
.main-nav a[aria-current="page"]{background:var(--blue);color:#fff}

@media (max-width:860px){
  .nav-toggle{display:inline-block}
  .main-nav{width:100%;display:none}
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column;padding:.5rem 0}
  .main-nav a{display:block;padding:.7rem .65rem;font-size:1.05rem}
  /* Ohne JavaScript bleibt die Navigation sichtbar */
  .no-js .main-nav{display:block}
}

/* Breadcrumbs */
.breadcrumbs{font-size:.85rem;color:var(--muted);padding:.8rem 0}
.breadcrumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.35rem}
.breadcrumbs li+li::before{content:"›";margin-right:.35rem;color:var(--muted)}
.breadcrumbs a{color:var(--muted)}

/* Hero */
.hero{background:linear-gradient(160deg,var(--navy) 0%,var(--navy-deep) 70%);color:#fff;padding:3rem 0 3.5rem}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:2.5rem;align-items:center}
.hero h1{font-size:clamp(1.9rem,4vw,2.9rem);line-height:1.15;margin:0 0 1rem;letter-spacing:-.02em}
.hero p.sub{font-size:1.15rem;color:#c6d2e4;max-width:38rem;margin:0 0 1.6rem}
.hero .cta-row{display:flex;gap:.8rem;flex-wrap:wrap}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr}}

.btn{display:inline-block;padding:.75rem 1.4rem;border-radius:8px;font-weight:600;text-decoration:none;border:2px solid transparent;font-size:1rem}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-dark);color:#fff}
.btn-secondary{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-secondary:hover{border-color:#fff;color:#fff}
.btn-light{background:var(--card);color:var(--navy);border-color:var(--line)}
.btn-light:hover{border-color:var(--blue);color:var(--blue)}

/* Ticket-Karten (Signatur: Perforationskante) */
.ticket{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.3rem 1.4rem 1.3rem 1.7rem;position:relative;
}
.ticket::before{
  content:"";position:absolute;left:.55rem;top:.9rem;bottom:.9rem;
  border-left:2px dashed var(--line);
}
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:1.1rem;margin:1.5rem 0}
.ticket h3{margin:.1rem 0 .4rem;font-size:1.12rem}
.ticket p{margin:.2rem 0 .6rem;font-size:.97rem;color:#33404d}
.ticket .more{font-weight:600;font-size:.95rem}

/* Inhalt */
main{padding-bottom:3rem}
.content{max-width:76ch}
.content h1{font-size:clamp(1.7rem,3.4vw,2.4rem);line-height:1.2;letter-spacing:-.015em;margin:1rem 0 .6rem}
.content h2{font-size:1.45rem;margin-top:2.4rem;letter-spacing:-.01em}
.content h3{font-size:1.15rem;margin-top:1.8rem}
.pagemeta{font-size:.85rem;color:var(--muted);margin:.2rem 0 1.2rem}
.pagemeta .sep{margin:0 .4rem}

.answer{
  background:#eef2fb;border-left:5px solid var(--blue);border-radius:0 8px 8px 0;
  padding:1rem 1.2rem;margin:1.2rem 0 1.8rem;font-size:1.08rem;
}
.answer p{margin:0}

.note,.warn,.risk,.pos{border-radius:8px;padding: .9rem 1.1rem;margin:1.2rem 0;font-size:.98rem}
.note{background:#f0f3f6;border-left:5px solid var(--muted)}
.warn{background:#faf1e2;border-left:5px solid var(--orange)}
.risk{background:#faeae8;border-left:5px solid var(--red)}
.pos{background:#e7f5f1;border-left:5px solid var(--teal)}
.note p:first-child,.warn p:first-child,.risk p:first-child,.pos p:first-child{margin-top:0}
.note p:last-child,.warn p:last-child,.risk p:last-child,.pos p:last-child{margin-bottom:0}

code,.code{font-family:var(--font-mono);font-size:.92em;background:#eceff2;border-radius:4px;padding:.1em .35em}
pre{background:var(--navy-deep);color:#dbe4f0;padding:1rem 1.2rem;border-radius:8px;overflow-x:auto;font-size:.9rem}
pre code{background:transparent;padding:0;color:inherit}

table{border-collapse:collapse;width:100%;margin:1.4rem 0;font-size:.95rem}
caption{text-align:left;font-weight:600;margin-bottom:.5rem}
th,td{border:1px solid var(--line);padding:.55rem .7rem;text-align:left;vertical-align:top}
th{background:#eef1f4}
tbody tr:nth-child(even){background:#fbfcfd}
.table-scroll{overflow-x:auto}

ul,ol{padding-left:1.4rem}
li{margin:.25rem 0}

.checklist{list-style:none;padding-left:0}
.checklist li{padding-left:1.7rem;position:relative;margin:.45rem 0}
.checklist li::before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:700}

figure{margin:1.8rem 0}
figcaption{font-size:.88rem;color:var(--muted);margin-top:.4rem}
.figure-frame{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1rem}

/* Formulare / Rechner */
.tool{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;margin:1.6rem 0}
.tool fieldset{border:1px solid var(--line);border-radius:8px;margin:0 0 1.2rem;padding:1rem 1.1rem}
.tool legend{font-weight:700;padding:0 .4rem}
.field{margin:.7rem 0}
.field label{display:block;font-weight:600;font-size:.95rem;margin-bottom:.25rem}
.field .hint{font-weight:400;color:var(--muted);font-size:.85rem;display:block}
input[type=text],input[type=number],input[type=date],select,textarea{
  width:100%;max-width:26rem;padding:.55rem .7rem;border:1px solid #a9b3bd;border-radius:6px;
  font:inherit;background:#fff;color:var(--ink);
}
textarea{max-width:40rem}
input:invalid{border-color:var(--red)}
.field-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:.8rem 1.2rem}
.check-row{display:flex;align-items:flex-start;gap:.5rem;margin:.4rem 0}
.check-row input{width:1.15rem;height:1.15rem;margin-top:.25rem}
.check-row label{font-weight:400}
.btn-row{display:flex;gap:.7rem;flex-wrap:wrap;margin-top:1rem}
button.btn{cursor:pointer;font:inherit}
.btn-tool{background:var(--blue);color:#fff;border:none}
.btn-tool:hover{background:var(--blue-dark)}
.btn-ghost{background:#fff;color:var(--navy);border:2px solid var(--line)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}

.result{border:2px solid var(--teal);border-radius:var(--radius);padding:1.2rem 1.4rem;margin-top:1.4rem;background:#f4faf8}
.result h2,.result h3{margin-top:0}
.result table{font-variant-numeric:tabular-nums}
.result .num{font-family:var(--font-mono)}
.kpi-neg{color:var(--red);font-weight:700}
.kpi-pos{color:var(--teal);font-weight:700}
.kpi-warn{color:var(--orange);font-weight:700}
[role=alert]{background:#faeae8;border:1px solid var(--red);border-radius:8px;padding:.8rem 1rem;margin:.8rem 0;color:#7a241c}

.codes-output{font-family:var(--font-mono);background:var(--navy-deep);color:#d6f2e9;border-radius:8px;padding:1rem 1.2rem;max-height:22rem;overflow:auto;font-size:.92rem;line-height:1.7}

/* Framework-Buchstaben */
.framework-list{list-style:none;padding:0;counter-reset:none}
.framework-list li{display:flex;gap:1rem;align-items:flex-start;margin:1rem 0}
.framework-letter{
  flex:none;width:2.6rem;height:2.6rem;border-radius:8px;background:var(--navy);color:#fff;
  display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);
  font-weight:700;font-size:1.25rem;border:2px dashed rgba(255,255,255,.35);
}

/* Footer */
.site-footer{background:var(--navy-deep);color:#c3cedd;margin-top:3rem;padding:2.5rem 0 2rem;font-size:.92rem}
.site-footer a{color:#dce6f3}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.6rem;max-width:var(--maxw);margin:0 auto;padding:0 1.25rem}
.site-footer h2{font-size:1rem;color:#fff;margin:0 0 .6rem}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:.3rem 0}
.footer-bottom{max-width:var(--maxw);margin:2rem auto 0;padding:1.2rem 1.25rem 0;border-top:1px solid rgba(255,255,255,.15);color:#93a3b8}

/* Druck */
@media print{
  .site-header,.site-footer,.breadcrumbs,.btn-row,.nav-toggle,.cta-row{display:none!important}
  body{background:#fff;color:#000;font-size:11pt}
  a{color:#000;text-decoration:none}
  .answer,.note,.warn,.risk,.pos,.result,.tool,.ticket{border:1px solid #000;background:#fff}
  main{padding:0}
}