/* ====== Basis (mobil-first, hell) ====== */
:root{
  --bg: #ffffff;
  --text: #111111;
  --muted: #555555;
  --line: #e7e7e7;
  --accent: #0b57d0; /* anpassbar */
  --gap: clamp(14px, 4vw, 24px);
  --maxw: 1200px;
}

*{ box-sizing: border-box; }
html, body{ height: 100%; }
body{
  margin: 0;
  font-family: "helvetica-w01-light", Helvetica, Arial, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img{ max-width: 100%; display: block; }

/* Container & Spacing */
.container{ width: min(100% - 2*var(--gap), var(--maxw)); margin-inline: auto; }
.section-gap{ padding: clamp(28px, 8vw, 64px) 0; }
h1,h2,h3{ margin: 0 0 .6em; line-height: 1.2; }
p{ margin: .6em 0 0; color: var(--muted); }

/* ====== Skip-Link ====== */
.skip-link{ position: absolute; left: -9999px; }
.skip-link:focus{
  left: var(--gap); top: var(--gap); background: var(--accent); color: #fff;
  padding: 8px 10px; border-radius: 6px;
}

/* ====== Header ====== */
.site-header{
  position: sticky; top: 0; z-index: 50;
  background: #fff; border-bottom: 1px solid var(--line);
}
.header-inner{
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: var(--gap);
  padding: 12px 0;
}

.brand{
  font-weight: 700; letter-spacing: .02em; text-decoration: none; color: var(--text);
  font-size: clamp(18px, 5vw, 22px);
}

/* ====== Hamburger (3 Linien, großes Tap-Target) ====== */
.hamburger {
  list-style: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;                /* Abstand zwischen den Linien */
  width: 44px;
  height: 44px;
  cursor: pointer;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
}
.hamburger::-webkit-details-marker { display: none; }

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
}


/* Mobile Nav */
.nav-mobile{ margin-top: 8px; border-top: 1px solid var(--line); }
.nav-mobile ul{ list-style: none; margin: 0; padding: 8px 0; display: grid; gap: 2px; }
.nav-mobile a{
  display: block; padding: 14px; text-decoration: none; color: var(--text);
}
.nav-mobile a:active, .nav-mobile a:hover{ background: #f6f8fb; }

/* Desktop Nav (ausgeblendet mobil) */
.nav-desktop{ display: none; }
.nav-desktop ul{ list-style: none; display: flex; gap: 18px; margin: 0; padding: 0; }
.nav-desktop a{ text-decoration: none; color: var(--text); padding: 10px 8px; border-radius: 6px; }
.nav-desktop a:hover{ background: #f6f8fb; }

/* ====== Hero ====== */
.hero{ padding: clamp(28px, 12vw, 96px) 0 clamp(10px, 6vw, 32px); }
.hero h1{ font-size: clamp(28px, 9vw, 56px); }
.hero p{ font-size: clamp(14px, 4vw, 18px); }

/* ====== Grid (Cards ohne runde Ecken) ====== */
.card-grid{
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(8px, 3vw, 16px);
}
.card{ background: #fff; border: 1px solid var(--line); }
.card-link{ text-decoration: none; color: inherit; display: block; }
.card figure{ position: relative; margin: 0; }
.card figure{ aspect-ratio: 4/5; overflow: hidden; }
.card img{
  width: 100%; height: 100%; object-fit: cover;
  /* KEINE RUNDEN ECKEN */
  border-radius: 0;
  transform: translateZ(0);
}
.card figcaption{
  display: flex; align-items: center; gap: 8px; padding: 10px 12px;
  border-top: 1px solid var(--line); background: #fff;
}
.card .tag{
  font-size: 12px; letter-spacing: .08em; text-transform: uppercase;
  padding: 3px 8px; border: 1px solid var(--line);
}
.card .title{ font-weight: 600; }

/* ====== Kontakt ====== */
.contact-inner{
  display: grid; gap: 12px; grid-template-columns: 1fr;
  border: 1px solid var(--line); padding: 16px; background: #fafafa;
}
.contact a{ color: var(--text); }
.social{ list-style: none; display: flex; gap: 10px; padding: 0; margin: 0; }
.social a{ text-decoration: none; border: 1px solid var(--line); padding: 8px 12px; border-radius: 999px; }
.social a:hover{ background: #f6f8fb; }

/* ====== Footer ====== */
.site-footer{ border-top: 1px solid var(--line); padding: 16px 0 28px; color: var(--muted); }
.footer-inner{ display: flex; align-items: center; justify-content: space-between; gap: var(--gap); }
.footer-links{ list-style: none; display: flex; gap: 12px; padding: 0; margin: 0; }
.footer-links a{ color: var(--muted); text-decoration: none; }
.footer-links a:hover{ color: var(--text); }

/* ====== Responsive ====== */
@media (min-width: 600px){
  .card-grid{ grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 900px){
  .nav-details{ display: none; }
  .nav-desktop{ display: block; }
  .card-grid{ grid-template-columns: repeat(4, 1fr); }
  .contact-inner{ grid-template-columns: 1fr auto; align-items: center; }
}
/* ====== Intro Basis ====== */
#intro{
  position: fixed;
  inset: 0;
  background: #fff;          /* reines Weiß */
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 1;
  transform: none;
  will-change: clip-path, opacity, transform;
}
#intro h1{
  font-family: "helvetica-w01-light", Helvetica, Arial, sans-serif;
  font-size: clamp(28px, 10vw, 60px);
  color: #111;
  opacity: 0;
  animation: introTextIn .6s ease forwards .15s;
}
@keyframes introTextIn{
  from{ opacity: 0; transform: translateY(6px); }
  to  { opacity: 1; transform: translateY(0); }
}

/* ====== Standard-Fallback (falls clip-path nicht unterstützt wird) ====== */
body.is-done #intro{
  animation: introFade .5s ease forwards;
}
@keyframes introFade{
  to{ opacity: 0; transform: scale(1.02); visibility: hidden; }
}

/* ====== Iris-Reveal (Kamera-Blende) ====== */
@supports ((clip-path: circle(50% at 50% 50%)) or (-webkit-clip-path: circle(50% at 50% 50%))){
  #intro{
    clip-path: circle(100% at 50% 50%);
    -webkit-clip-path: circle(100% at 50% 50%);
  }
  body.fx-iris.is-done #intro{
    animation: irisOut .9s cubic-bezier(.2,.7,0,1) forwards;
  }
  @keyframes irisOut{
    to{
      clip-path: circle(0% at 50% 50%);
      -webkit-clip-path: circle(0% at 50% 50%);
      opacity: 0;
      transform: scale(1.02);
      visibility: hidden;
    }
  }
}

/* ====== Bewegungen reduzieren (Accessibility) ====== */
@media (prefers-reduced-motion: reduce){
  #intro, #intro h1{ animation: none !important; }
  body.is-done #intro{ opacity: 0; visibility: hidden; }
}