/* ==========================================================================
   Tillmanns visual:communication – Relaunch 2027
   Schriften: Arvo (Headlines, passend zum Logo), Lato (Fließtext) – beide lokal, SIL OFL
   ========================================================================== */

@font-face { font-family: "Arvo"; src: url("../fonts/Arvo.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Arvo"; src: url("../fonts/Arvo-Bold.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Lato"; src: url("../fonts/Lato-Regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Lato"; src: url("../fonts/Lato-Italic.woff2") format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Lato"; src: url("../fonts/Lato-Bold.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Lato"; src: url("../fonts/Lato-BoldItalic.woff2") format("woff2"); font-weight: 700; font-style: italic; font-display: swap; }

:root {
  --ink: #15181b;
  --ink-soft: #3a4048;
  --muted: #646c76;
  --paper: #ffffff;
  --tint: #f4f2ed;
  --line: #e2ded6;
  --accent: #0a6589;
  --accent-ink: #08506d;
  --accent-soft: #e3f0f5;

  --font-head: "Arvo", Rockwell, "Roboto Slab", Georgia, serif;
  --font-body: "Lato", "Helvetica Neue", Arial, sans-serif;

  --wrap: 1180px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --space: clamp(3.5rem, 8vw, 6.5rem);
  --header-h: 72px;
  --radius: 4px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 1rem); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-soft);
  font: 400 1.0625rem/1.7 var(--font-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
body.nav-open { overflow: hidden; }

img, video { display: block; max-width: 100%; height: auto; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent-ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

h1, h2, h3 { font-family: var(--font-head); color: var(--ink); font-weight: 400; line-height: 1.2; margin: 0 0 .75em; letter-spacing: -.005em; }
h1 { font-size: clamp(2rem, 4.6vw, 3.25rem); }
h2 { font-size: clamp(1.45rem, 2.6vw, 1.9rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }
strong { color: var(--ink); }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }

.skip-link { position: absolute; left: 1rem; top: -4rem; z-index: 200; background: var(--ink); color: #fff; padding: .6rem 1rem; border-radius: var(--radius); }
.skip-link:focus { top: 1rem; color: #fff; }

.eyebrow {
  display: inline-block; margin-bottom: 1rem;
  font: 700 .75rem/1 var(--font-body); letter-spacing: .16em; text-transform: uppercase; color: var(--accent);
}

/* ---------- Header & Navigation ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: #fff; /* bewusst ohne backdrop-filter: der würde das mobile Menü-Panel (position:fixed) einsperren */
  border-bottom: 1px solid transparent;
  transition: border-color .2s, box-shadow .2s;
}
.site-header.is-scrolled { border-bottom-color: var(--line); box-shadow: 0 6px 24px -18px rgba(0,0,0,.35); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 1.5rem; }

.brand { display: block; flex: 0 0 auto; line-height: 0; }
.brand img { width: auto; height: 46px; mix-blend-mode: multiply; }

.nav-toggle {
  display: none; align-items: center; gap: .6rem;
  background: none; border: 0; padding: .6rem .2rem .6rem .6rem; margin-right: -.2rem; cursor: pointer;
  font: 700 .78rem/1 var(--font-body); letter-spacing: .14em; text-transform: uppercase; color: var(--ink);
}
.nav-toggle .bars { position: relative; width: 22px; height: 14px; }
.nav-toggle .bars span { position: absolute; left: 0; width: 100%; height: 2px; background: currentColor; border-radius: 2px; transition: transform .25s, opacity .2s, top .25s; }
.nav-toggle .bars span:nth-child(1) { top: 0; }
.nav-toggle .bars span:nth-child(2) { top: 6px; }
.nav-toggle .bars span:nth-child(3) { top: 12px; }
.nav-toggle[aria-expanded="true"] .bars span:nth-child(1) { top: 6px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bars span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .bars span:nth-child(3) { top: 6px; transform: rotate(-45deg); }

.main-nav ul { list-style: none; margin: 0; padding: 0; }
.main-nav a { text-decoration: none; }

/* Desktop */
@media (min-width: 900px) {
  .main-nav > ul { display: flex; align-items: center; gap: .25rem; }
  .main-nav > ul > li { position: relative; }
  .main-nav .top {
    display: flex; align-items: center; gap: .35rem;
    padding: .7rem .95rem; border: 0; background: none; cursor: pointer;
    font: 700 .8rem/1 var(--font-body); letter-spacing: .14em; text-transform: uppercase; color: var(--ink);
    border-radius: var(--radius);
  }
  .main-nav .top:hover, .main-nav .has-sub:hover > .top, .main-nav .has-sub.open > .top { color: var(--accent); }
  .main-nav .top[aria-current="true"], .main-nav .top[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--accent); border-radius: 0; }
  .main-nav .has-sub { display: flex; align-items: center; }
  .main-nav .has-sub > .top { padding-right: .2rem; }
  .main-nav .sub-toggle {
    display: grid; place-items: center; width: 28px; height: 32px; margin-right: .4rem;
    background: none; border: 0; cursor: pointer; color: var(--ink); border-radius: var(--radius);
  }
  .main-nav .sub-toggle svg { width: 10px; height: 10px; transition: transform .2s; }
  .main-nav .has-sub:hover .sub-toggle, .main-nav .has-sub.open .sub-toggle { color: var(--accent); }
  .main-nav .has-sub:hover .sub-toggle svg, .main-nav .has-sub.open .sub-toggle svg { transform: rotate(180deg); }

  .main-nav .sub {
    position: absolute; right: 0; top: calc(100% + 6px); min-width: 250px;
    background: #fff; border: 1px solid var(--line); border-radius: 6px;
    box-shadow: 0 18px 40px -20px rgba(0,0,0,.35);
    padding: .5rem;
    opacity: 0; visibility: hidden; transform: translateY(-6px);
    transition: opacity .18s, transform .18s, visibility 0s .18s;
  }
  .main-nav .sub::before { content: ""; position: absolute; left: 0; right: 0; top: -10px; height: 10px; } /* Hover-Brücke */
  .main-nav .has-sub:hover .sub,
  .main-nav .has-sub.open .sub {
    opacity: 1; visibility: visible; transform: none; transition: opacity .18s, transform .18s;
  }
  .main-nav .sub a {
    display: block; padding: .65rem .85rem; border-radius: 4px;
    color: var(--ink); font-size: .95rem; font-weight: 400;
  }
  .main-nav .sub a:hover, .main-nav .sub a:focus-visible { background: var(--accent-soft); color: var(--accent-ink); }
  .main-nav .sub a[aria-current="page"] { color: var(--accent); font-weight: 700; }
}

/* Mobil */
@media (max-width: 899.98px) {
  :root { --header-h: 64px; }
  .brand img { height: 40px; }
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: fixed; inset: var(--header-h) 0 0 0; z-index: 99;
    background: #fff; overflow-y: auto; overscroll-behavior: contain;
    padding: 1rem var(--gutter) 3rem;
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: opacity .22s, transform .22s, visibility 0s .22s;
  }
  .main-nav.open { opacity: 1; visibility: visible; transform: none; transition: opacity .22s, transform .22s; }
  .main-nav > ul > li { border-bottom: 1px solid var(--line); }
  .main-nav .top {
    display: flex; width: 100%; align-items: center; justify-content: space-between;
    padding: 1.15rem 0; background: none; border: 0; text-align: left; cursor: pointer;
    font: 400 1.6rem/1.2 var(--font-head); color: var(--ink);
  }
  .main-nav .top[aria-current="true"] { color: var(--accent); }
  .main-nav .sub-toggle { display: none; }
  .main-nav .sub { padding: 0 0 1.1rem; }
  .main-nav .sub a { display: block; padding: .6rem 0 .6rem 1rem; border-left: 2px solid var(--line); font-size: 1.05rem; color: var(--ink-soft); }
  .main-nav .sub a[aria-current="page"] { border-left-color: var(--accent); color: var(--accent); font-weight: 700; }
}

/* ---------- Hero / Slideshow ---------- */
.hero { position: relative; background: var(--ink); overflow: hidden; }
.slides { position: relative; aspect-ratio: 1400 / 420; max-height: 72vh; }
.slides img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; }
.slides img:first-child { opacity: 1; }
.slides.is-running img { animation: fade 30s infinite; }
.slides.is-running img:nth-child(1) { animation-delay: 0s; }
.slides.is-running img:nth-child(2) { animation-delay: 6s; }
.slides.is-running img:nth-child(3) { animation-delay: 12s; }
.slides.is-running img:nth-child(4) { animation-delay: 18s; }
.slides.is-running img:nth-child(5) { animation-delay: 24s; }
@keyframes fade { 0% { opacity: 0; } 4% { opacity: 1; } 20% { opacity: 1; } 24% { opacity: 0; } 100% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .slides.is-running img { animation: none; } }
@media (max-width: 700px) { .slides { aspect-ratio: 4 / 3; } }

.banner { aspect-ratio: 1400 / 420; background: var(--ink); }
.banner img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 700px) { .banner { aspect-ratio: 16 / 9; } }

/* ---------- Sektionen ---------- */
.section { padding-block: var(--space); }
.section + .section { padding-top: 0; }
.section.tint { background: var(--tint); padding-top: var(--space); }
.section.tint + .section { padding-top: var(--space); }

.intro { max-width: 52rem; }
.intro .quote {
  font-family: var(--font-head); color: var(--ink);
  font-size: clamp(1.6rem, 3.6vw, 2.6rem); line-height: 1.25; margin: 0 0 1.5rem;
}
.intro p { font-size: clamp(1.08rem, 1.6vw, 1.22rem); color: var(--ink-soft); }

.page-head { padding-block: clamp(2.75rem, 7vw, 5rem) clamp(2rem, 5vw, 3.5rem); border-bottom: 1px solid var(--line); }
.page-head h1 { margin-bottom: .5rem; }
.page-head .lead { max-width: 46rem; font-size: clamp(1.08rem, 1.7vw, 1.25rem); margin: 1rem 0 0; }
.crumbs { font-size: .85rem; color: var(--muted); margin-bottom: 1.2rem; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--accent); }
.crumbs span[aria-hidden] { margin: 0 .45rem; }

.cols-2 { display: grid; gap: clamp(2rem, 5vw, 4.5rem); }
@media (min-width: 800px) { .cols-2 { grid-template-columns: 1fr 1fr; } }
.cols-3 { display: grid; gap: clamp(2rem, 4vw, 3rem); }
@media (min-width: 760px) { .cols-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1060px) { .cols-3 { grid-template-columns: repeat(3, 1fr); } }

.block h2 { position: relative; padding-top: 1.1rem; }
.block h2::before { content: ""; position: absolute; top: 0; left: 0; width: 2.25rem; height: 3px; background: var(--accent); }

.more-links { list-style: none; margin: 1.5rem 0 0; padding: 0; border-top: 1px solid var(--line); }
.more-links li { border-bottom: 1px solid var(--line); }
.more-links a { display: flex; justify-content: space-between; align-items: center; padding: .85rem 0; text-decoration: none; color: var(--ink); font-weight: 700; }
.more-links a::after { content: "→"; color: var(--accent); transition: transform .2s; }
.more-links a:hover { color: var(--accent); }
.more-links a:hover::after { transform: translateX(4px); }

/* Werk-Karten (Startseite) */
.work-grid { display: grid; gap: 1.25rem; grid-template-columns: 1fr; }
@media (min-width: 560px) { .work-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .work-grid { grid-template-columns: repeat(4, 1fr); } }
.card { position: relative; display: block; color: #fff; text-decoration: none; border-radius: var(--radius); overflow: hidden; background: var(--ink); aspect-ratio: 4 / 5; }
@media (max-width: 559.98px) { .card { aspect-ratio: 16 / 10; } }
@media (min-width: 560px) and (max-width: 999.98px) { .card { aspect-ratio: 4 / 3; } }
.card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease, opacity .3s; opacity: .88; }
.card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(10,12,14,.85) 0%, rgba(10,12,14,.15) 55%, rgba(10,12,14,0) 100%); }
.card span { position: absolute; z-index: 1; left: 1.25rem; right: 1.25rem; bottom: 1.15rem; font: 400 1.35rem/1.2 var(--font-head); }
.card span small { display: block; margin-bottom: .35rem; font: 700 .7rem/1 var(--font-body); letter-spacing: .16em; text-transform: uppercase; opacity: .85; }
.card:hover { color: #fff; }
.card:hover img { transform: scale(1.04); opacity: 1; }

/* Projekte (Text + Medien) */
.feature { display: grid; gap: clamp(1.5rem, 4vw, 4rem); align-items: center; padding-block: clamp(2.5rem, 5vw, 4rem); border-top: 1px solid var(--line); }
.feature:first-child { border-top: 0; padding-top: 0; }
@media (min-width: 880px) {
  .feature { grid-template-columns: 5fr 7fr; }
  .feature.flip > .feature-media { order: -1; }
  .feature.flip { grid-template-columns: 7fr 5fr; }
}
.feature .kicker { display: block; font: 700 .75rem/1 var(--font-body); letter-spacing: .16em; text-transform: uppercase; color: var(--accent); margin-bottom: .7rem; }
.feature h2 { margin-bottom: .9rem; }
.credits { margin-top: 1.1rem; padding-top: 1rem; border-top: 1px dashed var(--line); font-size: .92rem; color: var(--muted); }
.credits dt { float: left; clear: left; width: 5.5rem; font-weight: 700; color: var(--ink-soft); }
.credits dd { margin: 0 0 .2rem 5.5rem; }

.media { border-radius: var(--radius); overflow: hidden; background: var(--ink); box-shadow: 0 24px 48px -32px rgba(0,0,0,.55); }
.media video { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: #000; }
.media img { width: 100%; }
.media-link { display: block; position: relative; }
.media-link .badge {
  position: absolute; right: .75rem; bottom: .75rem; background: rgba(255,255,255,.94); color: var(--ink);
  font: 700 .72rem/1 var(--font-body); letter-spacing: .1em; text-transform: uppercase; padding: .55rem .7rem; border-radius: 3px;
}
.media-link:hover .badge { background: var(--accent); color: #fff; }
.caption { font-size: .9rem; color: var(--muted); margin-top: .7rem; }

.ext::after { content: " ↗"; font-size: .85em; }

/* Galerie */
.gallery { display: grid; gap: .75rem; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); }
.gallery.wide { grid-template-columns: repeat(auto-fill, minmax(min(100%, 420px), 1fr)); }
.gallery button {
  display: block; width: 100%; padding: 0; border: 0; background: var(--tint); cursor: zoom-in;
  border-radius: var(--radius); overflow: hidden; position: relative;
}
.gallery button img { width: 100%; height: 100%; aspect-ratio: 800 / 486; object-fit: cover; transition: transform .5s ease; }
.gallery.wide button img { aspect-ratio: 750 / 350; object-fit: contain; background: #fff; }
.gallery button:hover img { transform: scale(1.03); }
.gallery.wide button:hover img { transform: none; }
.gallery button:hover { box-shadow: 0 0 0 2px var(--accent); }

/* Lightbox */
.lightbox { border: 0; padding: 0; max-width: none; max-height: none; width: 100vw; height: 100vh; height: 100dvh; background: rgba(10,12,14,.94); color: #fff; }
.lightbox::backdrop { background: rgba(10,12,14,.94); }
.lightbox figure { margin: 0; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 4rem 4.5rem 2rem; }
.lightbox img { max-width: 100%; max-height: calc(100% - 2.5rem); object-fit: contain; box-shadow: 0 30px 60px -30px #000; }
.lightbox figcaption { margin-top: 1rem; font-size: .9rem; opacity: .75; }
.lightbox .lb-btn {
  position: absolute; display: grid; place-items: center; width: 48px; height: 48px;
  background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.18); border-radius: 50%;
  cursor: pointer; font-size: 1.4rem; line-height: 1;
}
.lightbox .lb-btn:hover { background: rgba(255,255,255,.2); }
.lightbox .lb-close { top: 1rem; right: 1rem; }
.lightbox .lb-prev { left: 1rem; top: 50%; transform: translateY(-50%); }
.lightbox .lb-next { right: 1rem; top: 50%; transform: translateY(-50%); }
@media (max-width: 640px) {
  .lightbox figure { padding: 4rem .75rem 5.5rem; }
  .lightbox .lb-prev, .lightbox .lb-next { top: auto; bottom: 1.25rem; transform: none; }
  .lightbox .lb-prev { left: calc(50% - 60px); }
  .lightbox .lb-next { right: calc(50% - 60px); }
}

/* Rechtstexte */
.legal { max-width: 46rem; }
.legal h2 { font-size: clamp(1.4rem, 2.4vw, 1.75rem); margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--line); }
.legal h2:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.legal h3 { font-size: 1.08rem; margin-top: 2rem; }
.legal ul { padding-left: 1.2rem; margin: 0 0 1.1em; }
.legal li { margin-bottom: .25rem; }
.legal .caps { font-size: .92rem; letter-spacing: .01em; }
.legal address { font-style: normal; }
.legal { overflow-wrap: anywhere; }
.lang-switch { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0 0 2rem; }
.lang-switch a { font-size: .85rem; font-weight: 700; padding: .45rem .85rem; border: 1px solid var(--line); border-radius: 999px; text-decoration: none; color: var(--ink); }
.lang-switch a:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #b9c0c8; padding-block: clamp(3rem, 6vw, 4.5rem) 2rem; font-size: .95rem; }
.site-footer a { color: #fff; text-decoration: none; }
.site-footer a:hover { color: #9fd3e8; }
.footer-grid { display: grid; gap: 2.5rem; }
@media (min-width: 760px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.footer-claim { font: 400 1.3rem/1.35 var(--font-head); color: #fff; margin: 0 0 .6rem; }
.site-footer h2 { font: 700 .72rem/1 var(--font-body); letter-spacing: .16em; text-transform: uppercase; color: #8a939d; margin: 0 0 1rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: .5rem; }
.footer-bottom { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.12); display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; justify-content: space-between; font-size: .85rem; color: #8a939d; }
.footer-bottom a { color: #b9c0c8; }

@media print {
  .site-header, .site-footer, .hero, .nav-toggle { display: none !important; }
  body { font-size: 11pt; color: #000; }
}