/* ============================================
   VKSVG e.V. – Redesign 2025
   Modern, clean, respectful design
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Source+Sans+3:wght@300;400;500;600;700&family=Libre+Baskerville:wght@400;700&display=swap');

/* ---------- Design Tokens ---------- */
:root {
  --c-navy:      #2c2f2b;
  --c-navy-mid:  #3a3d38;
  --c-navy-light:#555850;
  --c-gold:      #8b7d56;
  --c-gold-soft: #a89872;
  --c-gold-dark: #6e6344;
  --c-sand:      #f0ede8;
  --c-sand-dark: #e3ded6;
  --c-white:     #ffffff;
  --c-text:      #2a2a28;
  --c-text-soft: #555550;
  --c-text-muted:#7a7a74;
  --c-border:    #d5d0c8;
  --c-success:   #5a7a5a;

  --ff-heading: 'Libre Baskerville', Georgia, serif;
  --ff-body:    'Source Sans 3', system-ui, -apple-system, sans-serif;

  --shadow-s:  0 1px 4px rgba(0,0,0,.06);
  --shadow-m:  0 4px 16px rgba(0,0,0,.08);
  --shadow-l:  0 8px 32px rgba(0,0,0,.1);

  --r-s:  6px;
  --r-m:  10px;
  --r-l:  16px;

  --ease: .3s cubic-bezier(.4,0,.2,1);
  --mw: 1140px;
}

/* ---------- Reset ---------- */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--ff-body);color:var(--c-text);background:var(--c-sand);line-height:1.75;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-navy);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--c-gold)}
h1,h2,h3,h4{font-family:var(--ff-heading);color:var(--c-navy);line-height:1.3;font-weight:700}
h1{font-size:clamp(2rem,5vw,3.2rem)}
h2{font-size:clamp(1.6rem,3.5vw,2.2rem)}
h3{font-size:clamp(1.15rem,2.5vw,1.45rem)}
h4{font-size:1.1rem}
p{margin-bottom:1rem}
ul,ol{padding-left:1.4rem}

/* ---------- Layout Helpers ---------- */
.wrap{max-width:var(--mw);margin:0 auto;padding:0 1.5rem}
.wrap--narrow{max-width:780px}
.sec{padding:5rem 0}
.sec--alt{background:var(--c-sand-dark)}
.sec--dark{background:var(--c-navy);color:rgba(255,255,255,.85)}
.sec--dark h2,.sec--dark h3,.sec--dark h4{color:var(--c-white)}
.text-center{text-align:center}
.grid{display:grid;gap:2rem}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(min(100%,440px),1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr))}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr))}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.7rem 1.6rem;border:none;border-radius:var(--r-m);font-family:var(--ff-body);font-size:.92rem;font-weight:600;cursor:pointer;transition:all var(--ease);text-decoration:none;line-height:1.4}
.btn--gold{background:var(--c-gold);color:var(--c-navy)}
.btn--gold:hover{background:var(--c-gold-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-m)}
.btn--outline{background:0 0;color:var(--c-navy);border:2px solid var(--c-navy)}
.btn--outline:hover{background:var(--c-navy);color:#fff}
.btn--white{background:0 0;color:#fff;border:2px solid rgba(255,255,255,.5)}
.btn--white:hover{background:#fff;color:var(--c-navy)}
.btn--lg{padding:.85rem 2rem;font-size:1rem}
.btn--sm{padding:.45rem 1.1rem;font-size:.82rem}

/* ---------- Header ---------- */
.header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(27,42,61,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:background var(--ease),box-shadow var(--ease)}
.header--scrolled{background:rgba(27,42,61,.98);box-shadow:var(--shadow-m)}
.header__inner{display:flex;align-items:center;justify-content:space-between;max-width:var(--mw);margin:0 auto;padding:0 1.5rem;height:72px}
.header__logo{display:flex;align-items:center;gap:.65rem;color:#fff;font-family:var(--ff-heading);font-size:1.1rem;font-weight:700}
.header__logo:hover{color:var(--c-gold)}
.logo-mark{width:48px;height:48px;border-radius:0;display:block;object-fit:contain;background:none;padding:0;box-shadow:none}
.nav{display:flex;align-items:center;gap:.15rem}
.nav a{color:rgba(255,255,255,.75);padding:.4rem .7rem;border-radius:var(--r-s);font-size:.85rem;font-weight:500;transition:all var(--ease);white-space:nowrap}
.nav a:hover,.nav a.active{color:#fff;background:rgba(255,255,255,.1)}
.nav a.active{color:var(--c-gold)}
.burger{display:none;flex-direction:column;gap:4px;background:0 0;border:0;cursor:pointer;padding:.5rem}
.burger span{width:22px;height:2px;background:#fff;border-radius:2px;transition:all var(--ease)}
.burger.open span:nth-child(1){transform:rotate(45deg) translate(4px,4px)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:rotate(-45deg) translate(4px,-4px)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden;padding-top:72px}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover}
.hero__bg::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(27,42,61,.88) 0%,rgba(37,58,80,.78) 50%,rgba(58,85,112,.65) 100%)}
.hero__body{position:relative;z-index:1;max-width:800px;margin:0 auto;text-align:center}
.hero__tag{display:inline-block;background:rgba(201,168,76,.2);border:1px solid rgba(201,168,76,.35);color:var(--c-gold);padding:.3rem .9rem;border-radius:50px;font-size:.78rem;font-weight:600;letter-spacing:.4px;margin-bottom:1.4rem;text-transform:uppercase}
.hero h1{color:#fff;margin-bottom:1.2rem}
.hero h1 em{font-style:normal;color:var(--c-gold)}
.hero__lead{color:rgba(255,255,255,.78);font-size:1.12rem;line-height:1.8;margin-bottom:2.2rem}
.hero__btns{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center}
.hero__nums{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;margin-top:4rem;padding-top:2rem;border-top:1px solid rgba(255,255,255,.12)}
.hero__num{text-align:center}
.hero__num strong{display:block;font-family:var(--ff-heading);font-size:2.2rem;color:var(--c-gold);line-height:1}
.hero__num span{font-size:.78rem;color:rgba(255,255,255,.5);text-transform:uppercase;letter-spacing:1px}

/* ---------- Page Hero (sub-pages) ---------- */
.page-top{background:linear-gradient(135deg,var(--c-navy),var(--c-navy-mid));padding:7.5rem 0 3.5rem;text-align:center}
.page-top h1{color:#fff;margin-bottom:.6rem}
.page-top p{color:rgba(255,255,255,.6);font-size:1.05rem}
.page-top .crumbs{margin-top:1.2rem;font-size:.85rem;color:rgba(255,255,255,.4)}
.page-top .crumbs a{color:rgba(255,255,255,.6)}
.page-top .crumbs a:hover{color:var(--c-gold)}

/* ---------- Section Header ---------- */
.sec-head{text-align:center;max-width:640px;margin:0 auto 3rem}
.sec-head .label{display:block;color:var(--c-gold-dark);font-size:.78rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-bottom:.6rem}
.sec-head .bar{width:48px;height:3px;background:var(--c-gold);margin:1rem auto;border-radius:3px}
.sec-head p{color:var(--c-text-soft);font-size:1.02rem}

/* ---------- Cards ---------- */
.card{background:var(--c-white);border-radius:var(--r-l);overflow:hidden;border:1px solid var(--c-border);transition:all var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-l);border-color:var(--c-gold-soft)}
.card__img{width:100%;height:230px;object-fit:cover}
.card__body{padding:1.6rem}
.card__date{display:inline-block;font-size:.75rem;font-weight:700;color:var(--c-gold-dark);text-transform:uppercase;letter-spacing:.4px;margin-bottom:.6rem}
.card__title{font-size:1.15rem;margin-bottom:.6rem}
.card__text{color:var(--c-text-soft);font-size:.92rem;line-height:1.7}

/* ---------- Feature Boxes ---------- */
.feat{text-align:center;padding:2.5rem 1.6rem;background:var(--c-white);border-radius:var(--r-l);border:1px solid var(--c-border);transition:all var(--ease)}
.feat:hover{border-color:var(--c-gold);box-shadow:var(--shadow-m);transform:translateY(-3px)}
.feat__ico{width:56px;height:56px;margin:0 auto 1.2rem;background:linear-gradient(135deg,var(--c-navy),var(--c-navy-light));border-radius:var(--r-m);display:grid;place-items:center;font-size:1.5rem;color:#fff}
.feat h3{margin-bottom:.6rem}
.feat p{color:var(--c-text-soft);font-size:.9rem;line-height:1.6;margin:0}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem}
.stat{text-align:center;padding:1.8rem 1rem}
.stat strong{display:block;font-family:var(--ff-heading);font-size:2.6rem;color:var(--c-gold);line-height:1;margin-bottom:.3rem}
.stat span{font-size:.82rem;color:rgba(255,255,255,.55);text-transform:uppercase;letter-spacing:1px}

/* ---------- Image + Text Rows ---------- */
.row-split{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.row-split--rev{direction:rtl}
.row-split--rev>*{direction:ltr}
.row-split img{width:100%;border-radius:var(--r-l);box-shadow:var(--shadow-m)}
.row-split .content h2{margin-bottom:1rem}
.row-split .content p{color:var(--c-text-soft);line-height:1.8}

/* ---------- Gallery Grid ---------- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.gallery img{width:100%;height:220px;object-fit:cover;border-radius:var(--r-m);transition:all var(--ease);cursor:pointer}
.gallery img:hover{transform:scale(1.02);box-shadow:var(--shadow-l)}

/* ---------- Report Article ---------- */
.report{background:var(--c-white);border-radius:var(--r-l);overflow:hidden;border:1px solid var(--c-border);margin-bottom:2.5rem}
.report__img{width:100%;height:320px;object-fit:cover}
.report__body{padding:2rem 2.2rem}
.report__body h3{font-size:1.5rem;margin-bottom:1rem}
.report__body p{color:var(--c-text-soft);line-height:1.85}
.report__meta{display:flex;gap:1.5rem;margin-bottom:1rem;font-size:.82rem;color:var(--c-text-muted)}
.report__meta span{display:flex;align-items:center;gap:.35rem}

/* ---------- Timeline ---------- */
.tl{position:relative;padding-left:2.8rem}
.tl::before{content:'';position:absolute;left:8px;top:0;bottom:0;width:2px;background:var(--c-border)}
.tl__item{position:relative;margin-bottom:2.5rem}
.tl__item:last-child{margin-bottom:0}
.tl__item::before{content:'';position:absolute;left:-2.8rem;top:.55rem;width:10px;height:10px;background:var(--c-gold);border-radius:50%;border:3px solid var(--c-sand);transform:translateX(3px)}
.tl__date{font-size:.8rem;font-weight:700;color:var(--c-gold-dark);text-transform:uppercase;letter-spacing:.3px;margin-bottom:.3rem}
.tl__item h3{font-size:1.15rem;margin-bottom:.5rem}
.tl__item p{color:var(--c-text-soft);font-size:.93rem;line-height:1.75}
.tl__item img{width:100%;max-width:520px;border-radius:var(--r-m);margin:.8rem 0}

/* ---------- Info Box ---------- */
.box{background:var(--c-white);border-radius:var(--r-l);padding:1.8rem;border:1px solid var(--c-border);margin-bottom:1.5rem}
.box--gold{border-left:4px solid var(--c-gold)}
.box--navy{border-left:4px solid var(--c-navy)}
.box h4{display:flex;align-items:center;gap:.65rem;margin-bottom:.8rem}
.box__ico{width:32px;height:32px;background:var(--c-navy);color:#fff;border-radius:var(--r-s);display:grid;place-items:center;font-size:.85rem;flex-shrink:0}
.box p,.box li{color:var(--c-text-soft);font-size:.93rem;line-height:1.7}
.box ul{list-style:none;padding:0}
.box li{padding:.35rem 0 .35rem 1.1rem;position:relative}
.box li::before{content:'';position:absolute;left:0;top:.7rem;width:5px;height:5px;background:var(--c-gold);border-radius:50%}

/* ---------- CTA Banner ---------- */
.cta{background:linear-gradient(135deg,var(--c-navy),var(--c-navy-mid));padding:4.5rem 0;text-align:center;position:relative;overflow:hidden}
.cta::before{content:'';position:absolute;top:-40%;right:-10%;width:400px;height:400px;background:radial-gradient(circle,rgba(201,168,76,.1),transparent 70%);border-radius:50%}
.cta h2{color:#fff;margin-bottom:.8rem}
.cta p{color:rgba(255,255,255,.6);font-size:1.05rem;max-width:520px;margin:0 auto 2rem}
.cta__btns{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* ---------- 2-Column Content ---------- */
.cols{display:grid;grid-template-columns:2fr 1fr;gap:3rem;align-items:start}

/* ---------- Sidebar ---------- */
.side-box{background:var(--c-white);border-radius:var(--r-l);padding:1.5rem;border:1px solid var(--c-border);margin-bottom:1.2rem}
.side-box h4{font-size:1rem;margin-bottom:1rem;padding-bottom:.6rem;border-bottom:2px solid var(--c-gold)}
.side-nav{list-style:none;padding:0}
.side-nav li{border-bottom:1px solid var(--c-border)}
.side-nav li:last-child{border:0}
.side-nav a{display:block;padding:.55rem 0;color:var(--c-text-soft);font-size:.88rem;transition:all var(--ease)}
.side-nav a:hover{color:var(--c-gold);padding-left:.4rem}

/* ---------- Accordion ---------- */
.acc{margin-bottom:.6rem}
.acc__head{display:flex;justify-content:space-between;align-items:center;width:100%;padding:1.1rem 1.4rem;background:var(--c-white);border:1px solid var(--c-border);border-radius:var(--r-m);cursor:pointer;font-family:var(--ff-body);font-size:.95rem;font-weight:600;color:var(--c-navy);text-align:left;transition:background var(--ease)}
.acc__head:hover{background:var(--c-sand-dark)}
.acc__icon{color:var(--c-gold);font-size:1.2rem;transition:transform var(--ease)}
.acc.open .acc__icon{transform:rotate(45deg)}
.acc__body{max-height:0;overflow:hidden;transition:max-height .4s ease}
.acc__inner{padding:.2rem 1.4rem 1.4rem;color:var(--c-text-soft);font-size:.93rem;line-height:1.8}

/* ---------- Table ---------- */
.tbl-wrap{overflow-x:auto;margin-bottom:1.5rem}
table{width:100%;border-collapse:collapse;font-size:.93rem}
th,td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--c-border)}
th{background:var(--c-navy);color:#fff;font-weight:600;font-size:.82rem;text-transform:uppercase;letter-spacing:.4px}
tr:hover{background:var(--c-sand-dark)}

/* ---------- Form ---------- */
.field{margin-bottom:1.3rem}
.field label{display:block;font-weight:600;margin-bottom:.4rem;font-size:.88rem;color:var(--c-navy)}
.field input,.field textarea,.field select{width:100%;padding:.75rem 1rem;border:2px solid var(--c-border);border-radius:var(--r-m);font-family:var(--ff-body);font-size:.93rem;color:var(--c-text);background:var(--c-white);transition:border-color var(--ease)}
.field input:focus,.field textarea:focus{outline:0;border-color:var(--c-gold)}
.field textarea{min-height:140px;resize:vertical}
.notice{background:var(--c-sand-dark);padding:1rem 1.2rem;border-radius:var(--r-m);font-size:.88rem;color:var(--c-text-soft);margin-bottom:1.5rem;border-left:3px solid var(--c-gold)}

/* ---------- Footer ---------- */
.footer{background:var(--c-navy);color:rgba(255,255,255,.6);padding:3.5rem 0 0}
.footer__grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2.5rem;padding-bottom:2.5rem}
.footer__about{padding-right:1.5rem}
.footer__logo{display:flex;align-items:center;gap:.6rem;color:#fff;font-family:var(--ff-heading);font-size:1.05rem;font-weight:700;margin-bottom:1rem}
.footer__logo:hover{color:var(--c-gold)}
.footer p{font-size:.88rem;line-height:1.6}
.footer h4{color:#fff;font-family:var(--ff-body);font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;margin-bottom:1rem}
.footer ul{list-style:none;padding:0}
.footer li{margin-bottom:.35rem}
.footer li a{color:rgba(255,255,255,.55);font-size:.88rem;transition:all var(--ease)}
.footer li a:hover{color:var(--c-gold);padding-left:.2rem}
.footer__contact{font-size:.88rem;line-height:1.7}
.footer__bar{border-top:1px solid rgba(255,255,255,.08);padding:1.2rem 0;display:flex;justify-content:space-between;align-items:center;font-size:.8rem;color:rgba(255,255,255,.35)}
.footer__bar a{color:rgba(255,255,255,.35)}
.footer__bar a:hover{color:var(--c-gold)}

/* ---------- Back-to-top ---------- */
.totop{position:fixed;bottom:1.5rem;right:1.5rem;width:42px;height:42px;background:var(--c-gold);color:var(--c-navy);border:0;border-radius:50%;cursor:pointer;display:grid;place-items:center;font-size:1.15rem;box-shadow:var(--shadow-m);opacity:0;visibility:hidden;transition:all var(--ease);z-index:99}
.totop.show{opacity:1;visibility:visible}
.totop:hover{background:var(--c-gold-dark);transform:translateY(-3px)}

/* ---------- Fade-in ---------- */
.fi{opacity:0;transform:translateY(18px);transition:opacity .55s ease,transform .55s ease}
.fi.vis{opacity:1;transform:translateY(0)}

/* ---------- Responsive ---------- */
@media(max-width:1024px){
  .row-split,.row-split--rev{grid-template-columns:1fr;gap:2rem}
  .row-split--rev{direction:ltr}
  .cols{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr 1fr;gap:2rem}
  .stats{grid-template-columns:repeat(2,1fr)}
  .hero__nums{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  html{font-size:15px}
  .nav{display:none;position:fixed;top:72px;left:0;right:0;background:var(--c-navy);flex-direction:column;padding:.8rem;gap:0;box-shadow:var(--shadow-l);max-height:calc(100vh - 64px);overflow-y:auto}
  .nav.open{display:flex}
  .nav a{padding:.75rem 1rem;border-radius:0;border-bottom:1px solid rgba(255,255,255,.05)}
  .burger{display:flex}
  .hero{min-height:auto;padding:7rem 0 3.5rem}
  .hero h1{font-size:2rem}
  .hero__wappen{display:none!important}
  .hero__nums{grid-template-columns:1fr 1fr;gap:1rem}
  .page-top{padding:6.5rem 0 2.8rem}
  .sec{padding:3.5rem 0}
  .gallery{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr;gap:1rem}
  .footer__grid{grid-template-columns:1fr}
  .footer__bar{flex-direction:column;gap:.6rem;text-align:center}
}
@media(max-width:480px){
  .hero__btns{flex-direction:column}
  .btn{justify-content:center;width:100%}
  .gallery{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .hero__nums{grid-template-columns:1fr}
}

/* ---------- Cookie Banner ---------- */
.cookie-banner{position:fixed;bottom:0;left:0;right:0;z-index:9999;background:var(--c-navy);color:rgba(255,255,255,.85);padding:1.2rem 1.5rem;box-shadow:0 -4px 20px rgba(0,0,0,.2);transform:translateY(100%);transition:transform .4s ease;display:flex;align-items:center;justify-content:center;gap:1.5rem;flex-wrap:wrap}
.cookie-banner.show{transform:translateY(0)}
.cookie-banner p{margin:0;font-size:.88rem;line-height:1.6;max-width:680px}
.cookie-banner p a{color:var(--c-gold-soft);text-decoration:underline}
.cookie-banner p a:hover{color:var(--c-gold)}
.cookie-btns{display:flex;gap:.6rem;flex-shrink:0}
.cookie-btn{padding:.55rem 1.3rem;border-radius:var(--r-m);font-family:var(--ff-body);font-size:.85rem;font-weight:600;cursor:pointer;border:0;transition:all var(--ease)}
.cookie-btn--accept{background:var(--c-gold);color:var(--c-navy)}
.cookie-btn--accept:hover{background:var(--c-gold-dark);color:#fff}
.cookie-btn--decline{background:transparent;color:rgba(255,255,255,.6);border:1px solid rgba(255,255,255,.25)}
.cookie-btn--decline:hover{border-color:rgba(255,255,255,.5);color:#fff}
@media(max-width:600px){
  .cookie-banner{flex-direction:column;text-align:center;padding:1.2rem}
  .cookie-btns{width:100%;justify-content:center}
}

/* ---------- Print ---------- */
@media print{
  .header,.footer,.totop,.cta,.burger{display:none}
  body{font-size:11pt;color:#000;background:#fff}
  .hero{min-height:auto;padding:1.5rem 0;background:none}
  .hero h1,.hero__lead{color:#000}
}