/* ==========================================================================
   USP24 Theme u24
   Optik: sdesign.info (Navy / Teal / Orange, Versalheadlines) + muster-index.html
   Systemschriften → keine externen Requests, kein Consent-Banner.
   ========================================================================== */

:root{
  --navy:      #171F2C;   /* dunkle Sektionen, Header */
  --navy-2:    #1E2634;
  --ink:       #14181C;   /* Fließtext auf hell */
  --teal:      #3C858C;   /* Akzentfläche / Links */
  --teal-dk:   #2E6a70;
  --teal-lt:   #D4F2F5;
  --accent:    #F79323;   /* Orange – CTA, Highlights */
  --accent-dk: #d97d12;
  --paper:     #F2F2F2;   /* heller Sektionsgrund */
  --white:     #FFFFFF;
  --muted:     #5A6470;
  --muted-d:   rgba(255,255,255,.62);
  --line:      rgba(20,24,28,.12);
  --line-d:    rgba(255,255,255,.14);

  --font: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --wrap: 1180px;
  --ease: cubic-bezier(.16,1,.3,1);
  --t: .32s var(--ease);
  --header-h: 88px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:100%}
html[data-fontsize="1"]{font-size:112.5%}
html[data-fontsize="2"]{font-size:125%}
html[data-fontsize="3"]{font-size:140%}
html[data-motion="0"] *{animation:none!important;transition:none!important;scroll-behavior:auto!important}

body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--white);
  line-height:1.7;
  padding-top:var(--header-h);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block}
a{color:var(--teal-dk);text-decoration:underline;text-underline-offset:.15em}
a:hover{color:var(--accent-dk)}

:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:2px}

.skip{position:absolute;left:-9999px;top:0;background:var(--accent);color:var(--navy);
  padding:.7em 1.2em;font-weight:700;z-index:2000;text-decoration:none}
.skip:focus{left:1rem;top:1rem}

/* ---------- Header ------------------------------------------------------- */
.site-header{
  position:fixed;inset:0 0 auto 0;height:var(--header-h);z-index:900;
  display:flex;align-items:center;
  background:rgba(23,31,44,.94);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line-d);
  transition:background var(--t),box-shadow var(--t);
}
.site-header.scrolled{background:rgba(23,31,44,.99);box-shadow:0 2px 22px rgba(0,0,0,.25)}
.header-inner{
  width:92%;max-width:var(--wrap);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:1.5rem;
}
.brand{
  font-size:1.5rem;font-weight:800;letter-spacing:.02em;
  color:var(--white);text-decoration:none;user-select:none;
}
.brand span{color:var(--accent)}
.brand--footer{font-size:1.35rem;display:inline-block;margin-bottom:.6rem}

.site-nav{display:flex;align-items:center;gap:2rem}
.site-nav a{
  font-size:.8rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted-d);text-decoration:none;position:relative;transition:color var(--t);
}
.site-nav a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;
  background:var(--accent);transition:width var(--t)}
.site-nav a:hover{color:var(--white)}
.site-nav a:hover::after{width:100%}
.site-nav a.nav-cta{
  color:var(--navy);background:var(--accent);padding:.6em 1.2em;border-radius:2px;
  letter-spacing:.08em;
}
.site-nav a.nav-cta::after{display:none}
.site-nav a.nav-cta:hover{background:var(--white);color:var(--navy)}

.nav-toggle{display:none}
.nav-toggle summary{list-style:none;cursor:pointer;padding:.5rem}
.nav-toggle summary::-webkit-details-marker{display:none}
.hamburger{display:flex;flex-direction:column;gap:5px;width:26px}
.hamburger span{display:block;height:2px;background:var(--white);border-radius:2px}
.mobile-nav-panel{
  position:absolute;left:0;right:0;top:var(--header-h);
  background:var(--navy);border-bottom:1px solid var(--line-d);
  display:flex;flex-direction:column;padding:.5rem 0;
}
.mobile-nav-panel a{
  color:var(--white);text-decoration:none;padding:.9rem 6%;font-weight:600;
  letter-spacing:.08em;text-transform:uppercase;font-size:.85rem;
  border-top:1px solid var(--line-d);
}

/* ---------- Bänder ----------------------------------------------------- */
.band{padding:96px 0}
.band .wrap,.wrap{width:92%;max-width:var(--wrap);margin:0 auto}
.band--navy{background:var(--navy);color:var(--white)}
.band--navy a{color:var(--teal-lt)}
.band--navy a:hover{color:var(--accent)}
.band--teal{background:var(--teal);color:var(--white)}
.band--teal a{color:var(--navy)}
.band--paper{background:var(--paper)}
.band--tight{padding:64px 0}

/* ---------- Typo ------------------------------------------------------- */
.eyebrow{
  font-size:.72rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;
  color:var(--accent);margin-bottom:1rem;
}
.band--teal .eyebrow{color:var(--navy)}
h1{
  font-size:clamp(2.1rem,5vw,3.9rem);font-weight:800;line-height:1.08;
  letter-spacing:-.02em;text-transform:uppercase;margin-bottom:1.3rem;
}
h2{
  font-size:clamp(1.7rem,3.4vw,2.7rem);font-weight:800;line-height:1.14;
  letter-spacing:-.015em;text-transform:uppercase;margin-bottom:1rem;
}
h3{font-size:1.2rem;font-weight:700;line-height:1.3;margin-bottom:.5rem}
h4{font-size:1rem;font-weight:700;margin-bottom:.4rem}
p{margin-bottom:1rem;max-width:70ch}
.band--navy p,.band--teal p{max-width:64ch}
.lede{font-size:clamp(1.05rem,1.5vw,1.22rem);font-weight:300;line-height:1.7;
  color:var(--muted);margin-bottom:2rem;max-width:60ch}
.band--navy .lede,.band--teal .lede{color:rgba(255,255,255,.82)}
em.accent,.accent-word{font-style:italic;font-weight:400;color:var(--accent);text-transform:none}
.band--teal em.accent{color:var(--navy)}
.center{text-align:center}
.center p,.center .lede{margin-left:auto;margin-right:auto}

ul.ticks{list-style:none;margin:1rem 0 1.5rem;max-width:60ch}
ul.ticks li{position:relative;padding-left:1.6rem;margin-bottom:.5rem}
ul.ticks li::before{content:"→";position:absolute;left:0;color:var(--accent);font-weight:700}

/* ---------- Buttons --------------------------------------------------- */
.btn{
  display:inline-block;font-size:.82rem;font-weight:700;letter-spacing:.12em;
  text-transform:uppercase;text-decoration:none;cursor:pointer;
  padding:1em 2.2em;border-radius:2px;border:2px solid var(--accent);
  background:var(--accent);color:var(--navy);transition:background var(--t),color var(--t),border-color var(--t);
}
.btn:hover{background:transparent;color:var(--accent);border-color:var(--accent)}
.band--navy .btn:not(.btn--ghost):hover{color:var(--accent)}
.btn--ghost{background:transparent;color:currentColor;border-color:currentColor}
.btn--ghost:hover,
.band--navy .btn--ghost:hover,
.band--teal .btn--ghost:hover{background:var(--accent);border-color:var(--accent);color:var(--navy)}
.btn-row{display:flex;flex-wrap:wrap;gap:1rem;margin-top:1.5rem}

/* ---------- Hero ---------------------------------------------------------- */
.hero{padding:110px 0 100px;background:var(--paper);overflow:hidden}
.hero__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:4rem;align-items:center}
.tags{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:2rem}
.tag{
  font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;
  border:1px solid var(--line);background:rgba(0,0,0,.03);
  padding:.45em .9em;border-radius:2px;color:var(--muted);white-space:nowrap;
}
.hero__visual{position:relative;height:340px;display:flex;align-items:center;justify-content:center}
.geo-ring{position:absolute;border-radius:50%;border:1px solid var(--line);animation:spin 20s linear infinite}
.geo-ring:nth-child(1){width:300px;height:300px;animation-duration:26s}
.geo-ring:nth-child(2){width:210px;height:210px;animation-duration:18s;animation-direction:reverse;border-style:dashed}
.geo-ring:nth-child(3){width:120px;height:120px;animation-duration:12s}
.geo-ring::before{content:"";position:absolute;top:-5px;left:50%;transform:translateX(-50%);
  width:9px;height:9px;background:var(--accent);border-radius:50%}
.geo-core{width:66px;height:66px;background:var(--navy);border-radius:50%;
  display:flex;align-items:center;justify-content:center;z-index:1}
.geo-core span{font-size:.62rem;font-weight:700;letter-spacing:.12em;color:var(--accent);text-transform:uppercase}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- Grids / Cards ---------------------------------------------- */
.grid{display:grid;gap:1.5rem;margin-top:2.5rem}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:var(--white);border:1px solid var(--line);border-radius:3px;
  padding:2rem 1.8rem;position:relative;overflow:hidden;transition:border-color var(--t),transform var(--t)}
.card::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform var(--t)}
.card:hover{border-color:var(--accent);transform:translateY(-3px)}
.card:hover::before{transform:scaleX(1)}
.card h3{margin-bottom:.3rem}
.card .card__kicker{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--teal-dk);margin-bottom:.9rem}
.card p{font-size:.95rem;color:var(--muted);margin-bottom:.9rem}
.card ul{list-style:none;font-size:.86rem;color:var(--muted)}
.card ul li{position:relative;padding-left:1rem;margin-bottom:.3rem}
.card ul li::before{content:"›";position:absolute;left:0;color:var(--accent);font-weight:700}

/* dunkle Variante */
.band--navy .card{background:var(--navy-2);border-color:var(--line-d)}
.band--navy .card p,.band--navy .card ul{color:var(--muted-d)}
.band--navy .card h3{color:var(--white)}
.band--navy .card .card__kicker{color:var(--teal-lt)}

.icon-badge{
  width:44px;height:44px;border-radius:3px;display:flex;align-items:center;justify-content:center;
  background:var(--teal-lt);color:var(--teal-dk);font-size:1.2rem;font-weight:800;margin-bottom:1rem}
.band--navy .icon-badge{background:rgba(212,242,245,.12);color:var(--teal-lt)}

/* ---------- Timeline / Prozess --------------------------------------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:3rem;position:relative}
.timeline::before{content:"";position:absolute;top:7px;left:12%;width:76%;height:1px;
  background:linear-gradient(90deg,transparent,var(--accent) 15%,var(--accent) 85%,transparent)}
.phase{padding:0 1.2rem 1.5rem;position:relative;text-align:center}
.phase__dot{width:15px;height:15px;border-radius:50%;background:var(--navy);
  border:2px solid var(--accent);margin:0 auto 1.6rem}
.phase__roman{font-size:2.6rem;font-weight:300;line-height:1;color:rgba(255,255,255,.09);margin-bottom:.4rem}
.phase__label{font-size:.66rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:.4rem}
.phase h3{color:var(--white);margin-bottom:.5rem}
.phase p{font-size:.85rem;color:var(--muted-d);margin:0 auto;max-width:24ch}
.phase__meta{margin-top:.7rem;font-size:.72rem;font-weight:600;color:var(--accent);letter-spacing:.05em}

/* ---------- Stats ---------------------------------------------------- */
.stats{display:flex;flex-direction:column;gap:1.2rem;margin-top:1rem}
.stat{display:flex;align-items:baseline;gap:1rem;padding:1.3rem 1.5rem;
  border:1px solid var(--line);background:rgba(255,255,255,.6)}
.band--navy .stat{border-color:var(--line-d);background:var(--navy-2)}
.stat__num{font-size:2.2rem;font-weight:300;line-height:1;min-width:3ch;color:var(--accent)}
.stat__text{font-size:.88rem;color:var(--muted)}
.band--navy .stat__text{color:var(--muted-d)}

/* ---------- Split ---------------------------------------------------- */
.split,.split--rev{display:grid;gap:5rem;align-items:center}
.split{grid-template-columns:1.3fr 1fr}
.split--rev{grid-template-columns:1fr 1.3fr}

/* ---------- Zitate -------------------------------------------------- */
.quotes{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;margin-top:2.5rem}
.quote{background:var(--white);border:1px solid var(--line);border-left:3px solid var(--teal);
  padding:1.8rem;border-radius:3px}
.band--navy .quote{background:var(--navy-2);border-color:var(--line-d);border-left-color:var(--accent)}
.quote p{font-size:.98rem;font-style:italic;margin-bottom:1rem}
.quote cite{font-style:normal;font-weight:700;font-size:.85rem}
.quote cite span{display:block;font-weight:400;color:var(--muted);font-size:.8rem}
.band--navy .quote cite span{color:var(--muted-d)}

/* ---------- Legal / Kontaktseiten ---------------------------------- */
.legal-hero{background:var(--navy);color:var(--white);padding:120px 0 60px}
.legal-hero h1{margin-bottom:.5rem}
.legal-hero .back-link{color:var(--teal-lt);font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;
  text-decoration:none;display:inline-block;margin-bottom:1.5rem}
.legal-content{padding:64px 0}
.legal-content h2{font-size:1.4rem;margin:2.5rem 0 .8rem}
.legal-content h3{font-size:1.05rem;margin:1.6rem 0 .4rem}
.legal-content p,.legal-content li{max-width:75ch;font-size:.98rem}
.legal-content ul{margin:0 0 1rem 1.2rem}

/* ---------- Kontaktdaten-Block ------------------------------------- */
.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-top:2.5rem}
.contact-cards .card p{margin-bottom:.3rem;font-size:.95rem}

/* ---------- Grav Form Plugin ------------------------------------------- */
.band--navy form{max-width:760px}
.form-group{margin-bottom:1.1rem}
.form-field{display:flex;flex-direction:column}
.form-label{font-size:.8rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:var(--teal-lt);margin-bottom:.4rem}
.form-label .required{color:var(--accent)}
.band--navy input,.band--navy textarea,.band--navy select,
input.form-input,textarea.form-textarea,select.form-select{
  width:100%;font:inherit;font-size:.95rem;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.22);
  color:var(--white);padding:.8em 1em;border-radius:2px;outline:none;
  transition:border-color var(--t),background var(--t);
}
.band--navy input::placeholder,.band--navy textarea::placeholder{color:rgba(255,255,255,.4)}
.band--navy input:focus,.band--navy textarea:focus,.band--navy select:focus{
  border-color:var(--accent);background:rgba(255,255,255,.1)}
.band--navy textarea{min-height:140px;resize:vertical}
.band--navy option{color:#111}

.form-field:has(.form-consent-note) .form-label{display:none}
.form-consent-note{font-size:.82rem;color:var(--muted-d);line-height:1.6}
.form-consent-note a{color:var(--teal-lt)}

.honeypot,.form-field-honeypot{position:absolute!important;left:-9999px!important}

.buttons{margin-top:1.4rem}
.buttons .button,button.button,input.button{
  font:inherit;font-size:.82rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  background:var(--accent);color:var(--navy);border:2px solid var(--accent);
  padding:.9em 2.2em;border-radius:2px;cursor:pointer;transition:background var(--t),color var(--t)}
.buttons .button:hover{background:transparent;color:var(--accent)}

.form-errors,.form-message{margin-bottom:1rem}
.notices{padding:1.1rem 1.3rem;border-radius:3px;font-size:.95rem;margin-bottom:1rem}
.notices.success,.notices.green{background:rgba(60,133,140,.18);border:1px solid var(--teal);color:var(--white)}
.notices.success::before,.notices.green::before{content:"✓ ";font-weight:700;color:var(--accent)}
.notices.error,.notices.red{background:rgba(224,82,82,.15);border:1px solid #E05252;color:#ffd7d7}
.form-wrapper:has(.notices.success) form,
.form-wrapper:has(.notices.green) form{display:none}

.fineprint{font-size:.8rem;color:var(--muted-d);margin-top:1.2rem}

/* ---------- Footer -------------------------------------------------- */
.site-footer{background:var(--navy);color:var(--white);border-top:1px solid var(--line-d);padding:4rem 0 2.5rem}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1fr;gap:3rem;margin-bottom:2.5rem}
.site-footer h2{font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:1rem}
.site-footer p{font-size:.85rem;color:var(--muted-d);max-width:40ch}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:.5rem;font-size:.88rem;color:var(--muted-d)}
.site-footer a{color:var(--muted-d);text-decoration:none}
.site-footer a:hover{color:var(--white)}
.updated{border-top:1px solid var(--line-d);padding-top:1.5rem;font-size:.75rem;color:rgba(255,255,255,.4)}

/* ---------- Fade-In ----------------------------------------------- */
.fade-in{opacity:0;transform:translateY(24px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.fade-in.visible{opacity:1;transform:none}
.fade-in.d1{transition-delay:.08s}.fade-in.d2{transition-delay:.16s}
.fade-in.d3{transition-delay:.24s}.fade-in.d4{transition-delay:.32s}

/* ---------- a11y Toolbar ---------------------------------------------- */
.a11y-toggle{position:fixed;left:1.1rem;bottom:1.1rem;z-index:1000;width:52px;height:52px;
  border-radius:50%;border:none;background:var(--navy);color:var(--white);cursor:pointer;
  display:flex;align-items:center;justify-content:center;box-shadow:0 4px 18px rgba(0,0,0,.28)}
.a11y-toggle svg{width:26px;height:26px;pointer-events:none}
.a11y-toggle:hover{background:var(--teal-dk)}
.a11y-panel{position:fixed;left:1.1rem;bottom:4.6rem;z-index:1000;width:270px;
  background:var(--white);border:1px solid var(--line);border-radius:6px;padding:1.2rem;
  box-shadow:0 12px 40px rgba(0,0,0,.22);display:none}
.a11y-panel[data-open]{display:block}
.a11y-panel h2{font-size:.9rem;letter-spacing:.1em;color:var(--ink);margin-bottom:.9rem}
.a11y-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:.7rem;font-size:.85rem}
.a11y-btns{display:flex;gap:.35rem}
.a11y-btns button{border:1px solid var(--line);background:var(--paper);border-radius:3px;
  padding:.35em .7em;font:inherit;font-size:.8rem;cursor:pointer;min-width:2.4em}
.a11y-btns button:hover{border-color:var(--accent)}
.a11y-act{width:100%;margin-top:.4rem;border:1px solid var(--line);background:var(--paper);
  border-radius:3px;padding:.5em;font:inherit;font-size:.82rem;cursor:pointer}

/* ---------- Hoher Kontrast ----------------------------------------- */
html[data-contrast="1"]{--muted:#333;--muted-d:#fff;--line:rgba(0,0,0,.4);--line-d:rgba(255,255,255,.5)}
html[data-contrast="1"] .tag,html[data-contrast="1"] .card p,html[data-contrast="1"] .lede{color:#222}
html[data-contrast="1"] .band--navy .lede,html[data-contrast="1"] .band--navy .card p{color:#fff}

/* ---------- Responsive -------------------------------------------------- */
@media (max-width:1000px){
  .cols-4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  :root{--header-h:72px}
  .site-nav{display:none}
  .nav-toggle{display:block}
  .band{padding:64px 0}
  .hero{padding:80px 0 64px}
  .hero__grid,.split,.split--rev{grid-template-columns:1fr;gap:3rem}
  .split--rev .stats{order:2}
  .hero__visual{height:220px;order:-1}
  .geo-ring:nth-child(1){width:190px;height:190px}
  .geo-ring:nth-child(2){width:130px;height:130px}
  .geo-ring:nth-child(3){width:76px;height:76px}
  .cols-2,.cols-3,.contact-cards,.quotes{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr 1fr;gap:2rem}
  .timeline::before{display:none}
}
@media (max-width:520px){
  .cols-4,.timeline{grid-template-columns:1fr}
}