/* ════════════════════════════════════════════════════════════
   NexFlow Studio — Shared Design System
   Common styles for nav, footer, sections, buttons, cards.
   Page-specific styles stay inline per page.
   ════════════════════════════════════════════════════════════ */

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#F7F5F1;--bg-soft:#F0EDE7;--card:#FFFFFF;
  --ink:#1F2937;--ink-2:#374151;--ink-3:#4B5563;--mute:#6B7280;
  --teal:#2F6B73;--teal-dark:#245860;--teal-light:#3A8490;--teal-pale:rgba(47,107,115,0.08);
  --border:rgba(31,41,55,0.1);--border-dk:rgba(255,255,255,0.12);
  --radius:10px;--radius-lg:14px;--radius-xl:20px;
  --shadow-sm:0 1px 3px rgba(31,41,55,0.04);
  --shadow-md:0 6px 24px rgba(31,41,55,0.06);
  --shadow-lg:0 12px 40px rgba(31,41,55,0.08);
  --ff:'DM Sans',system-ui,-apple-system,sans-serif;
  --fd:'Source Serif 4',Georgia,'Times New Roman',serif;
  --max:1180px;--gap-section:120px;
}

html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--ff);color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}

/* LAYOUT HELPERS */
.section{padding:var(--gap-section) 32px}
.wrap{max-width:var(--max);margin:0 auto}
.label{display:inline-block;font-size:0.72rem;font-weight:700;text-transform:uppercase;letter-spacing:2.5px;color:var(--teal);margin-bottom:16px}
.h2{font-family:var(--fd);font-size:clamp(2rem,3.4vw,2.7rem);font-weight:500;line-height:1.15;letter-spacing:-0.4px;color:var(--ink)}
.h2 em{font-style:italic;font-weight:400;color:var(--teal)}

/* NAVIGATION */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(247,245,241,0.88);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border);transition:background 0.3s}
.nav.scrolled{background:rgba(247,245,241,0.97);box-shadow:var(--shadow-sm)}
.nav-inner{max-width:var(--max);margin:0 auto;padding:14px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand img{width:170px;height:auto;display:block}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{color:var(--ink-3);font-size:0.9rem;font-weight:500;transition:color 0.2s}
.nav-links a:hover{color:var(--ink)}
.nav-links a.active{color:var(--ink);font-weight:600}
.nav-links a.nav-cta{background:var(--ink);color:#fff;padding:10px 20px;border-radius:8px;font-weight:600;font-size:0.88rem;display:inline-flex;align-items:center;gap:8px;transition:background 0.2s,transform 0.15s}
.nav-links a.nav-cta:hover{background:var(--teal);color:#fff;transform:translateY(-1px)}
.nav-cta svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.burger{display:none;background:none;border:none;cursor:pointer;padding:6px}
.burger span{display:block;width:22px;height:1.6px;background:var(--ink);margin:5px 0}
.mob{display:none;position:fixed;top:64px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--border);padding:18px 32px;flex-direction:column;gap:14px;z-index:99}
.mob.open{display:flex}
.mob a{color:var(--ink-3);font-size:0.95rem;padding:6px 0}
.mob .nav-cta{background:var(--ink);color:#fff;padding:11px 18px;border-radius:8px;font-weight:600;text-align:center;margin-top:6px}

/* PAGE HERO (centered text headline for sub-pages) */
.page-hero{padding:140px 32px 70px;background:var(--bg);text-align:center}
.page-hero h1{font-family:var(--fd);font-size:clamp(2.4rem,4vw,3.4rem);font-weight:500;line-height:1.1;letter-spacing:-0.5px;color:var(--ink);margin-bottom:18px}
.page-hero h1 em{font-style:italic;font-weight:400;color:var(--teal)}
.page-hero p{font-size:1.1rem;color:var(--ink-3);max-width:680px;margin:0 auto;line-height:1.65}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 24px;border-radius:9px;font-weight:600;font-size:0.95rem;transition:all 0.2s;cursor:pointer;border:1px solid transparent;text-decoration:none}
.btn svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--teal);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--border)}
.btn-ghost:hover{border-color:var(--ink);background:rgba(31,41,55,0.03)}

/* CARDS (used by service/feature grids) */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px 28px;transition:transform 0.25s,box-shadow 0.25s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.card-ic{width:48px;height:48px;border-radius:12px;background:var(--teal-pale);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.card-ic svg{width:22px;height:22px;stroke:var(--teal);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-family:var(--fd);font-size:1.3rem;font-weight:500;color:var(--ink);margin-bottom:10px;letter-spacing:-0.2px}
.card p{font-size:0.95rem;color:var(--ink-3);line-height:1.65}

/* CHECKMARK LIST */
.check-list{list-style:none;display:flex;flex-direction:column;gap:8px}
.check-list li{display:flex;gap:8px;font-size:0.93rem;color:var(--ink-2);align-items:flex-start}
.check-list li::before{content:"";width:14px;height:14px;border-radius:50%;background-color:var(--teal-pale);background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232F6B73' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>");background-size:9px;background-position:center;background-repeat:no-repeat;flex-shrink:0;margin-top:3px}

/* CTA BANNER (dark) */
.cta-banner{background:var(--ink);color:#fff;padding:80px 32px;position:relative;overflow:hidden}
.cta-banner::before{content:"";position:absolute;top:0;right:0;width:520px;height:100%;background-image:radial-gradient(ellipse at 80% 50%,rgba(47,107,115,0.18) 0%,transparent 60%);pointer-events:none}
.cta-grid{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:auto 1fr auto;gap:32px;align-items:center;position:relative}
.cta-icon{width:56px;height:56px;border-radius:50%;border:1px solid rgba(255,255,255,0.16);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.cta-icon svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.cta-text h2{font-family:var(--fd);font-size:clamp(1.6rem,2.6vw,2rem);font-weight:500;line-height:1.2;color:#fff;margin-bottom:8px}
.cta-text h2 em{font-style:italic;font-weight:400}
.cta-text p{font-size:0.95rem;color:rgba(255,255,255,0.65);max-width:540px}
.cta-actions{text-align:right;flex-shrink:0}
.cta-btn{display:inline-flex;align-items:center;gap:10px;background:var(--teal);color:#fff;padding:14px 26px;border-radius:10px;font-weight:600;font-size:0.95rem;transition:background 0.2s,transform 0.15s}
.cta-btn:hover{background:var(--teal-light);transform:translateY(-1px)}
.cta-btn svg{width:14px;height:14px;stroke:#fff;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.cta-btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,0.25);margin-left:10px}
.cta-btn-ghost:hover{background:rgba(255,255,255,0.08);border-color:rgba(255,255,255,0.45);transform:translateY(-1px)}
.cta-fineprint{display:block;margin-top:10px;font-size:0.78rem;color:rgba(255,255,255,0.45)}

/* FOOTER */
.foot{background:var(--ink);color:rgba(255,255,255,0.7);padding:64px 32px 28px}
.foot-inner{max-width:var(--max);margin:0 auto}
.foot-top{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:48px;padding-bottom:36px;border-bottom:1px solid var(--border-dk)}
.foot-brand .brand{margin-bottom:14px}
.foot-brand .brand img{filter:brightness(0) invert(1);opacity:0.95}
.foot-brand p{font-size:0.88rem;line-height:1.65;color:rgba(255,255,255,0.55)}
.foot-social{display:flex;gap:10px;margin-top:18px}
.foot-social a{width:36px;height:36px;border-radius:8px;border:1px solid rgba(255,255,255,0.15);display:flex;align-items:center;justify-content:center;transition:border-color 0.2s,background 0.2s}
.foot-social a:hover{background:rgba(255,255,255,0.06);border-color:rgba(255,255,255,0.3)}
.foot-social svg{width:16px;height:16px;stroke:rgba(255,255,255,0.7);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.foot-col h4{font-size:0.78rem;font-weight:700;text-transform:uppercase;letter-spacing:2px;color:#fff;margin-bottom:16px}
.foot-col a{display:block;font-size:0.88rem;color:rgba(255,255,255,0.55);padding:6px 0;transition:color 0.15s}
.foot-col a:hover{color:#fff}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:24px;font-size:0.8rem;color:rgba(255,255,255,0.4);flex-wrap:wrap;gap:12px}
.foot-bottom .heart{color:#E07A8B}

/* RESPONSIVE */
@media(max-width:980px){
  .foot-top{grid-template-columns:1fr 1fr;gap:36px}
  .cta-grid{grid-template-columns:1fr;gap:20px}
  .cta-actions{text-align:left}
}
@media(max-width:640px){
  :root{--gap-section:80px}
  .nav-links{display:none}
  .burger{display:block}
  .page-hero{padding:120px 22px 50px}
  .section{padding:var(--gap-section) 22px}
  .foot-top{grid-template-columns:1fr}
  .cta-banner{padding:60px 22px}
}

/* ANIMATIONS */
.fade-in{opacity:0;transform:translateY(16px);transition:opacity 0.6s ease,transform 0.6s ease}
.fade-in.visible{opacity:1;transform:none}
/* Fallback: bei reduced-motion oder fehlendem JS-Observer immer sichtbar */
@media (prefers-reduced-motion: reduce){
  .fade-in{opacity:1;transform:none;transition:none}
}

/* iOS Safari Fix: SVGs in Icon-Containern brauchen flex-shrink + max-Groesse,
   sonst rendern sie unter iOS in voller Wrapper-Groesse statt auf die CSS-Groesse beschraenkt */
.card-ic > svg,
.feat-ic > svg,
.bd-card-ic > svg,
.region-card-ic > svg,
.leist-item-ic > svg,
.incl-ic > svg,
.cta-icon > svg,
.hosting-ic > svg,
.serv-link > svg,
.btn > svg{flex-shrink:0;max-width:100%;max-height:100%}

/* REGION-DEEP (Hub-Sub-Sektionen) */
.region-deep{padding:72px 32px}
.region-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;max-width:980px;margin:0 auto}
.region-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px 28px;transition:transform 0.25s,box-shadow 0.25s,border-color 0.25s}
.region-card:hover{transform:translateY(-3px);border-color:rgba(47,107,115,0.3);box-shadow:var(--shadow-md)}
.region-card-ic{width:46px;height:46px;border-radius:11px;background:var(--teal-pale);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.region-card-ic svg{width:22px;height:22px;stroke:var(--teal);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.region-card h3{font-family:var(--fd);font-size:1.2rem;font-weight:500;color:var(--ink);margin-bottom:10px;letter-spacing:-0.2px}
.region-card p{font-size:0.93rem;color:var(--ink-3);line-height:1.65}

.challenge-list{display:flex;flex-direction:column;gap:18px;max-width:880px;margin:0 auto}
.challenge-row{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:26px 30px;display:grid;grid-template-columns:1fr 1.4fr;gap:28px;align-items:start}
.challenge-q{font-family:var(--fd);font-size:1.05rem;font-style:italic;color:var(--ink);line-height:1.45;font-weight:400}
.challenge-q::before{content:"„ ";color:var(--teal);font-weight:600}
.challenge-a{font-size:0.95rem;color:var(--ink-3);line-height:1.65;padding-left:24px;border-left:2px solid var(--teal-pale)}

.faq-list{display:flex;flex-direction:column;gap:18px;max-width:780px;margin:0 auto}
.faq-block{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:24px 28px}
.faq-block h3{font-family:var(--fd);font-size:1.08rem;font-weight:500;color:var(--ink);margin-bottom:8px;line-height:1.35}
.faq-block p{font-size:0.93rem;color:var(--ink-3);line-height:1.65}

@media(max-width:880px){
  .region-grid{grid-template-columns:1fr}
  .challenge-row{grid-template-columns:1fr;gap:14px}
  .challenge-a{padding-left:0;border-left:none;border-top:2px solid var(--teal-pale);padding-top:14px}
}
@media(max-width:640px){
  .region-deep{padding:56px 22px}
}

/* QUICK CONTACT (Telefon/E-Mail unter Hero) */
.quick-contact{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:24px}
.quick-link{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border:1px solid var(--border);border-radius:100px;background:var(--card);color:var(--ink-2);font-size:0.92rem;font-weight:500;text-decoration:none;transition:all 0.2s}
.quick-link:hover{border-color:var(--teal);color:var(--teal);transform:translateY(-1px)}
.quick-link svg{width:15px;height:15px;stroke:var(--teal);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}