/* =========================================================
   ER Brennholz und Lohnarbeiten – Stylesheet
   Swiss / Minimal / Corporate · keine externen Ressourcen
   ========================================================= */

:root {
  /* Farben (aus Logo & Visitenkarte) */
  --blue: #1546b8;
  --blue-600: #0f3a9c;
  --blue-50: #eef3fd;
  --ink: #0d1014;
  --ink-2: #2a2f37;
  --muted: #5d6470;
  --line: #e3e5e9;
  --paper: #fafaf8;
  --white: #ffffff;
  --wood: #a8784f;
  --wood-light: #e9dccb;

  /* Typografie */
  --font: "Helvetica Neue", Helvetica, "Inter", "Segoe UI", Roboto, Arial, sans-serif;
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: clamp(1.5rem, 1.1rem + 1.6vw, 2.25rem);
  --fs-2xl: clamp(2rem, 1.2rem + 3.4vw, 3.75rem);
  --fs-hero: clamp(2.5rem, 1.2rem + 5.6vw, 5.75rem);

  /* Abstände (8er-Raster) */
  --s1: 0.5rem; --s2: 1rem; --s3: 1.5rem; --s4: 2rem;
  --s6: 3rem; --s8: 4rem; --s12: 6rem; --s16: 8rem;

  --container: 1240px;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --radius: 4px;
  --header-h: 76px;

  /* Bewegung */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --t-fast: 180ms;
  --t-med: 320ms;
  --t-slow: 900ms;

  /* Ebenen */
  --z-header: 40;
  --z-menu: 50;
  --z-fab: 30;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
h1, h2, h3, h4 { margin: 0; line-height: 1.05; letter-spacing: -0.025em; font-weight: 800; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link {
  position: absolute; left: 1rem; top: -100px; z-index: 100;
  background: var(--ink); color: #fff; padding: .75rem 1rem; border-radius: var(--radius);
}
.skip-link:focus { top: 1rem; }

.icon { width: 1.25em; height: 1.25em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }

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

/* ---------- Typo-Bausteine ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: .75rem;
  font-size: var(--fs-xs); font-weight: 700; letter-spacing: .22em; text-transform: uppercase;
  color: var(--blue);
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }
.section-title { font-size: var(--fs-2xl); margin-top: var(--s2); }
.lead { font-size: var(--fs-lg); color: var(--muted); max-width: 58ch; margin-top: var(--s3); }

/* ---------- Buttons ---------- */
.btn {
  position: relative; isolation: isolate; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  min-height: 48px; padding: .8rem 1.4rem;
  font-size: var(--fs-sm); font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  border-radius: var(--radius); border: 2px solid transparent;
  transition: color var(--t-med) var(--ease-out), border-color var(--t-med) var(--ease-out), transform var(--t-fast) var(--ease-out);
  touch-action: manipulation; cursor: pointer;
}
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  transform: scaleX(0); transform-origin: right;
  transition: transform var(--t-med) var(--ease-out);
}
.btn:hover::before { transform: scaleX(1); transform-origin: left; }
.btn:active { transform: scale(.97); }
.btn .icon { transition: transform var(--t-med) var(--ease-out); }
.btn:hover .icon-arrow { transform: translateX(4px); }

.btn-primary { background: var(--blue); color: #fff; }
.btn-primary::before { background: var(--ink); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark::before { background: var(--blue); }
.btn-outline { border-color: var(--ink); color: var(--ink); }
.btn-outline::before { background: var(--ink); }
.btn-outline:hover { color: #fff; }
.btn-light { border-color: rgba(255,255,255,.4); color: #fff; }
.btn-light::before { background: #fff; }
.btn-light:hover { color: var(--ink); border-color: #fff; }

/* =========================================================
   Header
   ========================================================= */
.topbar {
  background: var(--ink); color: #c9ced6; font-size: var(--fs-xs);
}
.topbar .container { display: flex; align-items: center; justify-content: space-between; gap: var(--s2); min-height: 40px; }
.topbar__claim { letter-spacing: .22em; text-transform: uppercase; font-weight: 600; }
.topbar__claim span { color: #fff; }
.topbar__links { display: flex; gap: var(--s3); }
.topbar__links a { display: inline-flex; align-items: center; gap: .4rem; transition: color var(--t-fast); }
.topbar__links a:hover { color: #fff; }
.topbar__links .icon { width: 14px; height: 14px; }

.header {
  position: sticky; top: 0; z-index: var(--z-header);
  background: rgba(255,255,255,.92);
  -webkit-backdrop-filter: saturate(160%) blur(12px); backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-med), box-shadow var(--t-med);
}
.header.is-scrolled { border-color: var(--line); box-shadow: 0 6px 24px -18px rgba(13,16,20,.35); }
.header .container { display: flex; align-items: center; gap: var(--s4); height: var(--header-h); transition: height var(--t-med) var(--ease-out); }
.header.is-scrolled .container { height: 64px; }
.brand { display: block; flex: none; }
.brand img { height: 42px; width: auto; transition: height var(--t-med) var(--ease-out); }
.header.is-scrolled .brand img { height: 36px; }

.nav { margin-left: auto; }
.nav__list { display: flex; gap: var(--s4); }
.nav__link {
  position: relative; display: inline-block; padding: .5rem 0;
  font-size: var(--fs-sm); font-weight: 600; letter-spacing: .04em; color: var(--ink-2);
  transition: color var(--t-fast);
}
.nav__link::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 2px; height: 2px; background: var(--blue);
  transform: scaleX(0); transform-origin: right; transition: transform var(--t-med) var(--ease-out);
}
.nav__link:hover, .nav__link.is-active { color: var(--ink); }
.nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); transform-origin: left; }

.header__actions { display: flex; gap: var(--s1); }
.header__actions .btn { min-height: 44px; padding: .6rem 1rem; }

.burger {
  display: none; width: 48px; height: 48px; margin-left: auto; margin-right: -8px;
  position: relative; border-radius: var(--radius);
}
.burger span {
  position: absolute; left: 12px; right: 12px; height: 2px; background: var(--ink);
  transition: transform var(--t-med) var(--ease-out), opacity var(--t-fast);
}
.burger span:nth-child(1) { top: 17px; }
.burger span:nth-child(2) { top: 23px; }
.burger span:nth-child(3) { top: 29px; }
.menu-open .burger span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-open .burger span:nth-child(2) { opacity: 0; }
.menu-open .burger span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Mobile-Menü */
.mobile-menu {
  position: fixed; inset: 0; z-index: var(--z-menu);
  background: var(--ink); color: #fff;
  display: flex; flex-direction: column;
  padding: calc(var(--header-h) + var(--s4)) var(--gutter) max(var(--s4), env(safe-area-inset-bottom));
  clip-path: circle(0% at calc(100% - 40px) 40px);
  visibility: hidden;
  transition: clip-path 600ms var(--ease-in-out), visibility 0s linear 600ms;
}
.menu-open .mobile-menu { clip-path: circle(150% at calc(100% - 40px) 40px); visibility: visible; transition: clip-path 700ms var(--ease-in-out), visibility 0s; }
.mobile-menu__close { position: absolute; top: 14px; right: calc(var(--gutter) - 8px); width: 48px; height: 48px; display: grid; place-items: center; color: #fff; }
.mobile-menu__close .icon { width: 28px; height: 28px; }
.mobile-menu__list { display: flex; flex-direction: column; gap: var(--s1); }
.mobile-menu__list a {
  display: flex; align-items: baseline; gap: var(--s2);
  font-size: clamp(2rem, 9vw, 3rem); font-weight: 800; letter-spacing: -.02em; padding: .25rem 0;
  opacity: 0; transform: translateY(24px);
  transition: opacity 400ms var(--ease-out), transform 600ms var(--ease-out), color var(--t-fast);
}
.mobile-menu__list a small { font-size: var(--fs-xs); color: var(--blue); letter-spacing: .2em; font-weight: 700; }
.mobile-menu__list a:hover { color: #8fb0ff; }
.menu-open .mobile-menu__list a { opacity: 1; transform: none; }
.menu-open .mobile-menu__list li:nth-child(1) a { transition-delay: 200ms; }
.menu-open .mobile-menu__list li:nth-child(2) a { transition-delay: 260ms; }
.menu-open .mobile-menu__list li:nth-child(3) a { transition-delay: 320ms; }
.menu-open .mobile-menu__list li:nth-child(4) a { transition-delay: 380ms; }
.mobile-menu__foot { margin-top: auto; display: grid; gap: var(--s1); }
.mobile-menu__foot .btn { width: 100%; }
body.menu-open { overflow: hidden; }

/* =========================================================
   Hero
   ========================================================= */
.hero { position: relative; padding-block: clamp(2.5rem, 6vw, 6rem) clamp(3rem, 7vw, 6rem); overflow: hidden; }
.hero__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.hero__title { font-size: var(--fs-hero); margin-top: var(--s3); }
.hero__title .line { display: block; overflow: hidden; padding-bottom: .06em; }
.hero__title .line > span { display: inline-block; }
.hero__title .accent { color: var(--blue); }
.hero__text { font-size: var(--fs-lg); color: var(--muted); max-width: 46ch; margin-top: var(--s4); }
.hero__cta { display: flex; flex-wrap: wrap; gap: var(--s2); margin-top: var(--s4); }

.hero__media { position: relative; }
.hero__media .ph { aspect-ratio: 4 / 5; }
.hero__media .ph__label { top: 12px; bottom: auto; left: auto; right: 12px; }
.hero__badge {
  position: absolute; left: clamp(-2.5rem, -3vw, -1rem); bottom: var(--s4);
  background: #fff; padding: var(--s2) var(--s3); border-left: 4px solid var(--blue);
  box-shadow: 0 24px 48px -24px rgba(13,16,20,.35);
}
.hero__badge strong { display: block; font-size: var(--fs-xl); letter-spacing: -.02em; }
.hero__badge span { font-size: var(--fs-xs); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); font-weight: 700; }

.facts { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: clamp(3rem, 6vw, 5rem); border-top: 1px solid var(--line); }
.fact { padding: var(--s3) var(--s3) 0 0; }
.fact + .fact { padding-left: var(--s3); border-left: 1px solid var(--line); }
.fact__num { font-size: clamp(1.75rem, 1.2rem + 2vw, 2.75rem); font-weight: 800; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.fact__label { font-size: var(--fs-sm); color: var(--muted); }

/* Laufband */
.marquee { background: var(--blue); color: #fff; overflow: hidden; padding-block: 1.1rem; user-select: none; }
.marquee__track { display: flex; width: max-content; animation: marquee 38s linear infinite; }
.marquee__group { display: flex; align-items: center; flex: none; }
.marquee__item { display: inline-flex; align-items: center; gap: 2.5rem; padding-right: 2.5rem; font-size: clamp(1.25rem, 1rem + 1.4vw, 2rem); font-weight: 800; letter-spacing: -.01em; text-transform: uppercase; white-space: nowrap; }
.marquee__item::after { content: ""; width: 10px; height: 10px; border-radius: 50%; border: 2px solid rgba(255,255,255,.7); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* =========================================================
   Bild-Platzhalter (Jahresringe)
   ========================================================= */
.ph {
  position: relative; overflow: hidden; width: 100%;
  aspect-ratio: 4 / 3;
  background:
    repeating-radial-gradient(circle at 30% 70%, rgba(255,255,255,0) 0 14px, rgba(255,255,255,.18) 15px 16px),
    radial-gradient(circle at 30% 70%, #d8b993 0%, #b88a5f 45%, #8a623f 100%);
  border-radius: var(--radius);
  isolation: isolate;
}
.ph--alt {
  background:
    repeating-radial-gradient(circle at 75% 25%, rgba(255,255,255,0) 0 18px, rgba(255,255,255,.14) 19px 20px),
    radial-gradient(circle at 75% 25%, #cfd7e6 0%, #8a97ad 50%, #3f4a5c 100%);
}
.ph--dark {
  background:
    repeating-radial-gradient(circle at 50% 50%, rgba(255,255,255,0) 0 22px, rgba(255,255,255,.07) 23px 24px),
    radial-gradient(circle at 50% 50%, #2c3440 0%, #161a20 100%);
}
.ph__label {
  position: absolute; left: 12px; bottom: 12px; z-index: 2;
  display: inline-flex; align-items: center; gap: .4rem;
  background: rgba(13,16,20,.72); color: #fff;
  font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  padding: .45rem .7rem; border-radius: 2px;
}
.ph__label .icon { width: 14px; height: 14px; }
.ph img { width: 100%; height: 100%; object-fit: cover; }
.ph--photo { background: var(--ink); }
.ph--photo img { position: absolute; inset: 0; object-position: 58% 50%; }

/* Bild-Enthüllung */
/* Clip-Path liegt auf dem Kind, damit der IntersectionObserver den Wrapper sieht */
.js .reveal-img > * { clip-path: inset(100% 0 0 0); transform: scale(1.18); transition: clip-path 1.2s var(--ease-in-out), transform 1.6s var(--ease-out); }
.js .reveal-img.is-visible > * { clip-path: inset(0 0 0 0); transform: scale(1); }

/* =========================================================
   Sektionen allgemein
   ========================================================= */
.section { padding-block: clamp(4.5rem, 10vw, 8rem); }
.section--white { background: var(--white); }
.section--dark { background: var(--ink); color: #fff; }
.section--dark .lead { color: #a7aeb9; }
.section--dark .eyebrow { color: #8fb0ff; }
.section__head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: var(--s4); margin-bottom: clamp(2.5rem, 5vw, 4rem); }

/* =========================================================
   Sortiment
   ========================================================= */
.unit-switch {
  position: relative; display: inline-grid; grid-template-columns: 1fr 1fr;
  background: var(--paper); border: 1px solid var(--line); border-radius: 999px; padding: 4px;
}
.unit-switch__thumb {
  position: absolute; top: 4px; bottom: 4px; left: 4px; width: calc(50% - 4px);
  background: var(--ink); border-radius: 999px;
  transition: transform 450ms var(--ease-out);
}
.unit-switch[data-unit="rm"] .unit-switch__thumb { transform: translateX(100%); }
.unit-switch button {
  position: relative; z-index: 1; min-height: 44px; padding: 0 1.25rem;
  font-size: var(--fs-sm); font-weight: 700; letter-spacing: .04em; border-radius: 999px;
  color: var(--muted); transition: color var(--t-med);
}
.unit-switch button[aria-pressed="true"] { color: #fff; }
.unit-switch button small { display: block; font-size: 10px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; opacity: .75; line-height: 1; margin-top: 2px; }
.unit-hint { font-size: var(--fs-xs); color: var(--muted); margin-top: .5rem; text-align: right; }

.products { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1rem, 2vw, 1.5rem); }
.product {
  position: relative; display: flex; flex-direction: column;
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  transition: transform var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease-out), border-color var(--t-med);
}
.product:hover { transform: translateY(-4px); box-shadow: 0 30px 60px -36px rgba(13,16,20,.45); border-color: #cfd3da; }
.product__media { overflow: hidden; border-radius: var(--radius) var(--radius) 0 0; }
.product__media .ph { border-radius: 0; aspect-ratio: 16 / 10; transition: transform 900ms var(--ease-out); }
.product:hover .product__media .ph { transform: scale(1.05); }
.product__body { display: flex; flex-direction: column; flex: 1; padding: var(--s3); }
.product__top { display: flex; justify-content: space-between; align-items: baseline; gap: var(--s2); }
.product__name { font-size: 1.6rem; }
.tag { font-size: 10px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; padding: .3rem .55rem; border-radius: 2px; background: var(--blue-50); color: var(--blue-600); white-space: nowrap; }
.tag--wood { background: var(--wood-light); color: #6b4527; }
.product__desc { color: var(--muted); font-size: var(--fs-sm); margin-top: .6rem; }

.prices { margin-top: var(--s3); border-top: 1px solid var(--line); }
.prices__row { display: flex; align-items: baseline; justify-content: space-between; padding: .7rem 0; border-bottom: 1px solid var(--line); }
.prices__len { font-size: var(--fs-sm); color: var(--ink-2); font-weight: 600; }
.prices__val { font-size: 1.25rem; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: -.01em; }
.prices__val small { font-size: var(--fs-xs); color: var(--muted); font-weight: 600; margin-left: .25rem; letter-spacing: .04em; }
.price-num { display: inline-block; transition: opacity 200ms, transform 300ms var(--ease-out); }
.price-num.is-changing { opacity: 0; transform: translateY(-6px); }

.notes { margin-top: var(--s2); display: grid; gap: .45rem; }
.notes li { display: flex; gap: .55rem; font-size: var(--fs-sm); color: var(--ink-2); line-height: 1.45; }
.notes .icon { width: 16px; height: 16px; color: var(--blue); margin-top: 2px; stroke-width: 2.25; }

.product__cta { margin-top: auto; padding-top: var(--s3); }
.product__cta a { display: inline-flex; align-items: center; gap: .5rem; font-size: var(--fs-sm); font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--blue); min-height: 44px; }
.product__cta a .icon { transition: transform var(--t-med) var(--ease-out); }
.product__cta a:hover .icon { transform: translateX(4px); }

.price-footnote { margin-top: var(--s4); display: flex; flex-wrap: wrap; gap: var(--s1) var(--s4); font-size: var(--fs-sm); color: var(--muted); }
.price-footnote strong { color: var(--ink); }

/* =========================================================
   Service
   ========================================================= */
.services { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.12); }
.service {
  position: relative; overflow: hidden; background: var(--ink);
  padding: clamp(1.75rem, 3.5vw, 3rem);
  display: flex; flex-direction: column; gap: var(--s2);
  min-height: 300px;
}
.service::before {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-600) 100%);
  transform: translateY(101%); transition: transform 600ms var(--ease-out);
}
.service:hover::before { transform: translateY(0); }
.service > * { position: relative; z-index: 1; }
.service__num { font-size: var(--fs-xs); letter-spacing: .22em; font-weight: 700; color: #8fb0ff; transition: color var(--t-med); }
.service:hover .service__num { color: #fff; }
.service__icon { width: 56px; height: 56px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; transition: transform 600ms var(--ease-out), border-color var(--t-med); }
.service__icon .icon { width: 26px; height: 26px; }
.service:hover .service__icon { transform: rotate(-12deg) scale(1.06); border-color: #fff; }
.service__title { font-size: var(--fs-xl); margin-top: auto; }
.service__text { color: #a7aeb9; max-width: 44ch; transition: color var(--t-med); }
.service:hover .service__text { color: #e6ecf8; }
.service--small { min-height: 0; flex-direction: row; align-items: center; gap: var(--s3); }
.service--small .service__title { font-size: 1.25rem; margin: 0; }
.service--small .service__text { font-size: var(--fs-sm); margin-top: .25rem; }

/* =========================================================
   Galerie
   ========================================================= */
.gallery { display: grid; grid-template-columns: repeat(12, 1fr); grid-auto-rows: clamp(110px, 13vw, 180px); gap: clamp(.5rem, 1.2vw, 1rem); }
.gallery__item { position: relative; overflow: hidden; border-radius: var(--radius); background: var(--wood-light); }
.gallery__item:nth-child(1) { grid-column: span 8; grid-row: span 3; }
.gallery__item:nth-child(2) { grid-column: span 4; grid-row: span 3; }
.gallery__item:nth-child(n+3) { grid-column: span 4; grid-row: span 3; }
.gallery__btn { position: relative; display: block; width: 100%; height: 100%; padding: 0; cursor: zoom-in; overflow: hidden; }
.gallery__btn img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease-out), filter var(--t-med); }
.gallery__btn::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(13,16,20,.65) 0%, rgba(13,16,20,0) 45%);
  opacity: .85; transition: opacity var(--t-med);
}
.gallery__cap {
  position: absolute; left: 16px; right: 16px; bottom: 14px; z-index: 1; text-align: left;
  color: #fff; font-size: var(--fs-sm); font-weight: 700; letter-spacing: .04em;
  transform: translateY(4px); transition: transform var(--t-med) var(--ease-out);
}
.gallery__cap::before { content: ""; display: block; width: 24px; height: 2px; background: #8fb0ff; margin-bottom: .5rem; transition: width var(--t-med) var(--ease-out); }
@media (hover: hover) {
  .gallery__btn:hover img { transform: scale(1.06); }
  .gallery__btn:hover::after { opacity: 1; }
  .gallery__btn:hover .gallery__cap { transform: none; }
  .gallery__btn:hover .gallery__cap::before { width: 48px; }
}
.gallery__btn:focus-visible { outline-offset: -4px; }

/* Lightbox */
.lightbox {
  width: 100%; height: 100%; max-width: none; max-height: none; margin: 0; padding: 0; border: 0;
  background: transparent; color: #fff; overflow: hidden;
}
.lightbox::backdrop { background: rgba(8,10,13,.92); opacity: 0; transition: opacity 300ms var(--ease-out); }
.lightbox.is-open::backdrop { opacity: 1; }
.lightbox__figure {
  margin: 0; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--s2);
  padding: clamp(4rem, 8vh, 5rem) clamp(1rem, 8vw, 6rem) max(var(--s4), env(safe-area-inset-bottom));
  opacity: 0; transform: scale(.96); transition: opacity 300ms var(--ease-out), transform 400ms var(--ease-out);
}
.lightbox.is-open .lightbox__figure { opacity: 1; transform: none; }
.lightbox__img { max-width: 100%; max-height: calc(100% - 3rem); object-fit: contain; border-radius: var(--radius); box-shadow: 0 30px 80px -20px rgba(0,0,0,.6); transition: opacity 200ms; touch-action: pan-y; }
.lightbox__img.is-switching { opacity: 0; }
.lightbox__cap { display: flex; gap: var(--s3); align-items: baseline; font-size: var(--fs-sm); font-weight: 600; }
.lightbox__count { color: #a7aeb9; font-variant-numeric: tabular-nums; letter-spacing: .1em; }
.lightbox__btn {
  position: absolute; width: 52px; height: 52px; display: grid; place-items: center; border-radius: 50%;
  background: rgba(255,255,255,.1); color: #fff; border: 1px solid rgba(255,255,255,.2);
  transition: background var(--t-fast), transform var(--t-fast) var(--ease-out);
}
.lightbox__btn:hover { background: rgba(255,255,255,.22); }
.lightbox__btn:active { transform: scale(.94); }
.lightbox__close { top: max(16px, env(safe-area-inset-top)); right: 16px; }
.lightbox__prev, .lightbox__next { top: 50%; margin-top: -26px; }
.lightbox__prev { left: 16px; }
.lightbox__prev .icon { transform: rotate(180deg); }
.lightbox__next { right: 16px; }
body.lightbox-open { overflow: hidden; }

/* =========================================================
   Kontakt
   ========================================================= */
.contact { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2.5rem, 6vw, 6rem); align-items: start; }
.contact__person { margin-top: var(--s4); padding-left: var(--s3); border-left: 3px solid var(--blue); }
.contact__person strong { display: block; font-size: var(--fs-lg); }
.contact__person span { font-size: var(--fs-sm); color: var(--muted); }
.contact__list { display: grid; gap: .75rem; }
.contact-card {
  display: flex; align-items: center; gap: var(--s3);
  padding: var(--s3); background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  transition: border-color var(--t-med), transform var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease-out);
}
a.contact-card:hover { border-color: var(--ink); transform: translateX(6px); box-shadow: -6px 0 0 0 var(--blue); }
.contact-card__icon { width: 52px; height: 52px; flex: none; display: grid; place-items: center; border-radius: 50%; background: var(--blue-50); color: var(--blue); transition: background var(--t-med), color var(--t-med); }
a.contact-card:hover .contact-card__icon { background: var(--blue); color: #fff; }
.contact-card__icon--wa { background: #e7f7ee; color: #128c4a; }
a.contact-card:hover .contact-card__icon--wa { background: #128c4a; color: #fff; }
.contact-card__label { display: block; font-size: var(--fs-xs); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.contact-card__value { display: block; font-size: var(--fs-lg); font-weight: 700; word-break: break-word; }
.contact-card__go { margin-left: auto; color: var(--muted); transition: transform var(--t-med) var(--ease-out), color var(--t-med); }
a.contact-card:hover .contact-card__go { color: var(--ink); transform: translateX(4px); }

/* =========================================================
   Footer
   ========================================================= */
.footer { background: var(--ink); color: #a7aeb9; padding-top: clamp(3.5rem, 7vw, 5.5rem); font-size: var(--fs-sm); }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: var(--s6); padding-bottom: var(--s6); }
.footer__logo { display: inline-block; background: #fff; padding: 14px 18px; border-radius: var(--radius); }
.footer__logo img { height: 64px; width: auto; }
.footer__claim { margin-top: var(--s3); letter-spacing: .2em; text-transform: uppercase; font-size: var(--fs-xs); font-weight: 700; color: #fff; }
.footer h3 { font-size: var(--fs-xs); letter-spacing: .2em; text-transform: uppercase; color: #fff; margin-bottom: var(--s2); }
.footer li + li { margin-top: .5rem; }
.footer a { transition: color var(--t-fast); display: inline-block; padding: .15rem 0; }
.footer a:hover { color: #fff; }
.footer__bottom { border-top: 1px solid rgba(255,255,255,.1); padding-block: var(--s3); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--s2); padding-bottom: max(var(--s3), env(safe-area-inset-bottom)); }
.footer__bottom nav { display: flex; gap: var(--s3); }

/* WhatsApp-FAB (mobil) */
.fab {
  position: fixed; right: 16px; bottom: max(16px, env(safe-area-inset-bottom)); z-index: var(--z-fab);
  width: 58px; height: 58px; border-radius: 50%;
  display: none; place-items: center;
  background: #128c4a; color: #fff;
  box-shadow: 0 14px 30px -10px rgba(18,140,74,.6);
  transform: translateY(120px) scale(.6); opacity: 0;
  transition: transform 500ms var(--ease-out), opacity 300ms;
}
.fab .icon { width: 28px; height: 28px; }
.fab.is-visible { transform: none; opacity: 1; }
.fab::after { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 2px solid #128c4a; animation: pulse 2.6s var(--ease-out) infinite; }
@keyframes pulse { 0% { transform: scale(1); opacity: .7; } 70%, 100% { transform: scale(1.5); opacity: 0; } }

/* =========================================================
   Scroll-Animationen (nur mit JS aktiv)
   ========================================================= */
.js [data-reveal] {
  opacity: 0; transform: translateY(32px);
  transition: opacity 800ms var(--ease-out), transform 1000ms var(--ease-out);
  transition-delay: calc(var(--i, 0) * 80ms);
}
.js [data-reveal="left"] { transform: translateX(-32px); }
.js [data-reveal="fade"] { transform: none; }
.js [data-reveal].is-visible { opacity: 1; transform: none; }

.js .hero__title .line > span { transform: translateY(105%); transition: transform 1.1s var(--ease-out); transition-delay: calc(var(--i, 0) * 110ms + 150ms); }
.js.is-loaded .hero__title .line > span { transform: none; }

/* Rechtstexte */
.legal { padding-block: clamp(3rem, 8vw, 6rem); background: var(--white); }
.legal .container { max-width: 820px; }
.legal h1 { font-size: var(--fs-2xl); margin: var(--s2) 0 var(--s6); }
.legal h2 { font-size: 1.35rem; margin: var(--s6) 0 var(--s2); letter-spacing: -.01em; }
.legal h3 { font-size: 1.05rem; margin: var(--s4) 0 var(--s1); letter-spacing: 0; }
.legal p, .legal li { color: var(--ink-2); }
.legal p + p { margin-top: var(--s2); }
.legal ul { list-style: disc; padding-left: 1.25rem; margin-top: var(--s1); }
.legal li + li { margin-top: .35rem; }
.legal a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
.legal .todo { background: #fff4c2; padding: 0 .3em; border-radius: 2px; }
.legal a.back-link { text-decoration: none; }
.back-link { display: inline-flex; align-items: center; gap: .5rem; font-size: var(--fs-sm); font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--blue); min-height: 44px; }
.back-link .icon { transform: rotate(180deg); transition: transform var(--t-med) var(--ease-out); }
.back-link:hover .icon { transform: rotate(180deg) translateX(4px); }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1100px) {
  .header__actions .btn-outline { display: none; }
}
@media (max-width: 960px) {
  .nav, .header__actions { display: none; }
  .burger { display: block; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__media .ph { aspect-ratio: 16 / 11; }
  .hero__badge { left: var(--s2); bottom: var(--s2); }
  .products { grid-template-columns: repeat(2, 1fr); }
  .contact { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__grid > :first-child { grid-column: 1 / -1; }
  .fab { display: grid; }
}
@media (max-width: 720px) {
  .topbar__claim { display: none; }
  .topbar .container { justify-content: center; }
  .services { grid-template-columns: 1fr; }
  .service { min-height: 240px; }
  .section__head { align-items: flex-start; }
  .unit-hint { text-align: left; }
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 120px; }
  .gallery__item:nth-child(n) { grid-column: span 1; grid-row: span 2; }
  .gallery__item:nth-child(1) { grid-column: span 2; grid-row: span 2; }
  .gallery__cap { font-size: var(--fs-xs); left: 12px; bottom: 10px; }
  .lightbox__prev, .lightbox__next { top: auto; bottom: max(16px, env(safe-area-inset-bottom)); margin-top: 0; }
  .lightbox__figure { padding-bottom: 5.5rem; }
}
@media (max-width: 600px) {
  .products { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr; }
  .fact, .fact + .fact { padding: var(--s2) 0; border-left: 0; border-bottom: 1px solid var(--line); display: flex; align-items: baseline; justify-content: space-between; }
  .hero__cta .btn { flex: 1 1 100%; }
  .brand img { height: 34px; }
  .header.is-scrolled .brand img { height: 30px; }
  .topbar__links { gap: var(--s2); }
  .topbar__links .hide-sm { display: none; }
  .footer__grid { grid-template-columns: 1fr; gap: var(--s4); }
  .contact-card { padding: var(--s2); gap: var(--s2); }
  .contact-card__icon { width: 44px; height: 44px; }
  .contact-card__value { font-size: var(--fs-base); }
}

/* Weniger Bewegung */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; transition-delay: 0ms !important; }
  .marquee__track { animation: none; }
  .js [data-reveal], .js .hero__title .line > span { opacity: 1; transform: none; }
  .js .reveal-img > * { clip-path: none; transform: none; }
}

/* Touch-Geräte: Hover-Effekte nicht „kleben“ lassen */
@media (hover: none) {
  .product:hover { transform: none; box-shadow: none; }
  .service:hover::before { transform: translateY(101%); }
  .service:hover .service__text { color: #a7aeb9; }
  .service:hover .service__icon { transform: none; }
}