/* ============================================================
   AUTOREINIGUNG STEFAN — Premium Design System
   ============================================================ */

/* Lokal gehostete Schriften — kein Request an Google Fonts beim Laden */
@font-face { font-family: "Inter"; font-style: normal; font-weight: 400; font-display: swap; src: url("../assets/fonts/inter-400.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 500; font-display: swap; src: url("../assets/fonts/inter-500.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 600; font-display: swap; src: url("../assets/fonts/inter-600.woff2") format("woff2"); }
@font-face { font-family: "Space Grotesk"; font-style: normal; font-weight: 600; font-display: swap; src: url("../assets/fonts/space-grotesk-600.woff2") format("woff2"); }
@font-face { font-family: "Space Grotesk"; font-style: normal; font-weight: 700; font-display: swap; src: url("../assets/fonts/space-grotesk-700.woff2") format("woff2"); }

:root {
  --bg: #0a0a0b;
  --bg-alt: #121214;
  --bg-elevated: #19191c;
  --bg-elevated-2: #212124;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);

  --text: #f3f2ee;
  --text-muted: #a9a8a4;
  --text-dim: #8c8985;

  /* Einzige Akzentfarbe — bei Bedarf an das bestehende Instagram-Branding anpassen */
  --accent: #c8a45c;
  --accent-light: #e3c98c;
  --accent-dark: #96793d;
  --accent-contrast: #0a0a0b;
  --accent-soft: rgba(200, 164, 92, 0.12);

  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  --container-w: 1240px;
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 24px;

  --ease: cubic-bezier(0.16, 0.8, 0.24, 1);
  --header-h: 84px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; width: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }
ul { list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.08; letter-spacing: -0.01em; }
address { font-style: normal; }

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: var(--accent-contrast);
  padding: 12px 20px;
  z-index: 999;
  font-weight: 600;
}
.skip-link:focus { left: 16px; top: 16px; }

.eyebrow {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.01em;
  transition: transform 0.35s var(--ease), background 0.3s ease, box-shadow 0.35s ease, border-color 0.3s ease, color 0.3s ease;
  white-space: nowrap;
}
.btn-accent {
  background: linear-gradient(180deg, var(--accent-light), var(--accent));
  color: var(--accent-contrast);
  box-shadow: 0 8px 24px -8px rgba(200, 164, 92, 0.55);
}
.btn-accent:hover { transform: translateY(-2px); box-shadow: 0 12px 28px -8px rgba(200, 164, 92, 0.7); }
.btn-ghost {
  border: 1px solid var(--border-strong);
  color: var(--text);
  backdrop-filter: blur(6px);
  background: rgba(255, 255, 255, 0.03);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-light); transform: translateY(-2px); }
.btn-outline {
  border: 1px solid var(--border-strong);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent-light); }
.btn-small { padding: 10px 20px; font-size: 13px; }
.btn-large { padding: 17px 34px; font-size: 16px; }
.btn-block { width: 100%; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background 0.4s var(--ease), height 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  height: 68px;
  background: rgba(10, 10, 11, 0.82);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 10px 30px -20px rgba(0,0,0,0.6);
}
.header-inner {
  position: relative;
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo-mark { flex-shrink: 0; }
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-name { font-family: var(--font-display); font-size: 12.5px; font-weight: 600; letter-spacing: 0.16em; color: var(--text-muted); }
.logo-sub { font-family: var(--font-display); font-size: 17px; font-weight: 700; letter-spacing: 0.04em; color: var(--text); }

.main-nav { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); }
.main-nav ul { display: flex; gap: 36px; }
.main-nav a {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 4px 0;
  transition: color 0.3s ease;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease);
}
.main-nav a:hover { color: var(--text); }
.main-nav a:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 20px; }
.header-phone { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 500; color: var(--text-muted); transition: color 0.3s ease; }
.header-phone:hover { color: var(--accent-light); }

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  flex-shrink: 0;
}
.menu-toggle span { display: block; width: 22px; height: 1.6px; background: var(--text); border-radius: 2px; transition: transform 0.35s var(--ease), opacity 0.3s ease; margin: 0 auto; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.6px) rotate(-45deg); }

.mobile-nav {
  position: fixed;
  top: 0; right: 0;
  width: min(340px, 84vw);
  height: 100vh;
  height: 100dvh;
  background: #0d0d0f;
  border-left: 1px solid var(--border);
  padding: 110px 32px 40px;
  display: flex;
  flex-direction: column;
  gap: 32px;
  transform: translateX(100%);
  transition: transform 0.45s var(--ease);
  z-index: 190;
}
.mobile-nav.open { transform: translateX(0); }
.mobile-nav ul { display: flex; flex-direction: column; gap: 22px; }
.mobile-nav ul a { font-family: var(--font-display); font-size: 22px; font-weight: 600; }
.mobile-nav-phone { font-size: 15px; color: var(--text-muted); padding-bottom: 8px; border-bottom: 1px solid var(--border); }

.nav-scrim {
  position: fixed; inset: 0; background: rgba(0,0,0,0.55);
  opacity: 0; pointer-events: none; transition: opacity 0.4s ease; z-index: 185;
}
.nav-scrim.open { opacity: 1; pointer-events: auto; }

/* ============================================================
   HERO — ruhiges Split-Layout: Text links, gerahmtes Bild rechts
   ============================================================ */
.hero {
  position: relative;
  background: var(--bg);
  padding: calc(var(--header-h) + 56px) 0 64px;
  min-height: 100svh;
  display: flex;
  align-items: center;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 72px;
}
.hero-content { max-width: 46ch; }
.hero .eyebrow { color: var(--accent); }
.hero-headline {
  font-size: clamp(2.1rem, 3.1vw, 2.9rem);
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1.18;
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 40ch;
  margin-bottom: 36px;
  font-weight: 400;
  line-height: 1.6;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--border-strong);
  box-shadow: 0 50px 90px -40px rgba(0,0,0,0.75);
}
.hero-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.hero-media:hover img { transform: scale(1.035); }
.hero-media::after {
  content: "";
  position: absolute; inset: 0;
  box-shadow: inset 0 0 60px rgba(0,0,0,0.35);
  pointer-events: none;
}

@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero-content { max-width: 56ch; }
  .hero-media { aspect-ratio: 16 / 10; }
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.in-view { opacity: 1; transform: translateY(0); }
.hero .reveal { transition-delay: 0.15s; }
.hero .reveal.in-view { opacity: 1; transform: translateY(0); }

/* ============================================================
   SECTION HEAD (shared)
   ============================================================ */
.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 { font-size: clamp(2rem, 3.4vw, 2.8rem); margin-bottom: 16px; }
.section-lead { color: var(--text-muted); font-size: 1.05rem; max-width: 52ch; }
.section-head.center .section-lead { margin-left: auto; margin-right: auto; }

section { position: relative; }
section[id] { scroll-margin-top: var(--header-h); }

/* ============================================================
   USP / TRUST
   ============================================================ */
.usp-section { padding: 100px 0 40px; background: var(--bg); }
.usp-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.usp-card {
  background: var(--bg);
  padding: 40px 30px;
  transition: background 0.4s ease;
}
.usp-card:hover { background: var(--bg-alt); }
.usp-index { display: block; font-family: var(--font-display); font-size: 13px; color: var(--accent); margin-bottom: 20px; letter-spacing: 0.08em; }
.usp-card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.usp-card p { color: var(--text-muted); font-size: 0.94rem; }

/* ============================================================
   SERVICES
   ============================================================ */
.services-section { padding: 130px 0; background: var(--bg-alt); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.5s var(--ease), border-color 0.4s ease, box-shadow 0.5s var(--ease);
}
.service-card:hover { transform: translateY(-6px); border-color: var(--border-strong); box-shadow: 0 30px 60px -30px rgba(0,0,0,0.7); }
.service-img { aspect-ratio: 4/3; overflow: hidden; }
.service-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s var(--ease), filter 0.6s ease; filter: saturate(0.92); }
.service-card:hover .service-img img { transform: scale(1.08); filter: saturate(1.05); }
.service-body { padding: 26px 26px 30px; }
.service-body h3 { font-size: 1.2rem; margin-bottom: 10px; }
.service-body p { color: var(--text-muted); font-size: 0.93rem; }

/* ============================================================
   VORHER / NACHHER — neutrale Demo, kein Kundenversprechen
   ============================================================ */
.before-after-section { padding: 110px 0; background: var(--bg); }
.ba-slider { max-width: 780px; margin: 0 auto; }
.ba-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  cursor: ew-resize;
  user-select: none;
  touch-action: pan-y;
  box-shadow: 0 40px 80px -40px rgba(0,0,0,0.8);
  transition: box-shadow 0.4s ease;
}
.ba-frame:active { box-shadow: 0 40px 90px -30px rgba(200,164,92,0.25); }
.ba-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ba-before-wrap { position: absolute; inset: 0; width: 50%; overflow: hidden; will-change: width; }
.ba-before-wrap .ba-img { width: var(--frame-w, 100%); max-width: none; height: 100%; }
.ba-label {
  position: absolute; top: 20px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 8px 14px; border-radius: 999px;
  background: rgba(10,10,11,0.6); backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.14);
  pointer-events: none;
}
.ba-label-before { left: 20px; }
.ba-label-after { right: 20px; color: var(--accent-light); }
.ba-handle {
  position: absolute; top: 0; bottom: 0; left: 50%;
  width: 2px; background: linear-gradient(180deg, transparent, var(--accent) 15%, var(--accent) 85%, transparent);
  transform: translateX(-50%);
  display: flex; align-items: center; justify-content: center;
  cursor: ew-resize;
}
.ba-handle-grip {
  width: 46px; height: 46px; border-radius: 50%;
  background: linear-gradient(180deg, var(--accent-light), var(--accent));
  color: var(--accent-contrast);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px -6px rgba(0,0,0,0.65), 0 0 0 6px rgba(200,164,92,0.12);
  transition: transform 0.25s var(--ease), box-shadow 0.25s ease;
}
.ba-handle:hover .ba-handle-grip, .ba-handle:focus-visible .ba-handle-grip { transform: scale(1.08); box-shadow: 0 10px 28px -6px rgba(0,0,0,0.7), 0 0 0 9px rgba(200,164,92,0.16); }
.ba-handle:focus-visible { outline: none; }
.ba-caption { margin-top: 20px; text-align: center; font-size: 12.5px; color: var(--text-dim); }

/* ============================================================
   GALLERY (rein atmosphärisch, kein Ergebnis-Anspruch)
   ============================================================ */
.gallery-section { padding: 110px 0; background: var(--bg-alt); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 260px;
  gap: 16px;
}
.gallery-grid-compact { max-width: 980px; margin: 0 auto; grid-auto-rows: 220px; }
.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  grid-column: span 1;
}
.gallery-item.span-2 { grid-column: span 2; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s var(--ease), filter 0.5s ease; }
.gallery-item::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.55) 100%);
  opacity: 0; transition: opacity 0.4s ease;
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item:hover::after { opacity: 1; }

/* ============================================================
   WHY SECTION
   ============================================================ */
.why-section { padding: 130px 0; background: var(--bg); }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.why-media { border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4/5; border: 1px solid var(--border-strong); }
.why-media img { width: 100%; height: 100%; object-fit: cover; }
.why-content h2 { font-size: clamp(1.9rem, 3vw, 2.6rem); margin-bottom: 24px; }
.why-lead { font-size: 1.15rem; color: var(--text); margin-bottom: 20px; font-weight: 400; line-height: 1.5; }
.why-content p:not(.why-lead):not(.eyebrow) { color: var(--text-muted); }

/* ============================================================
   PROCESS
   ============================================================ */
.process-section { padding: 130px 0; background: var(--bg-alt); }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; margin-top: 20px; position: relative; }
.process-grid::before {
  content: "";
  position: absolute; top: 22px; left: 5%; right: 5%;
  height: 1px; background: linear-gradient(90deg, transparent, var(--border-strong) 15%, var(--border-strong) 85%, transparent);
}
.process-step { position: relative; }
.process-num {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 14px;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--bg-alt); border: 1px solid var(--accent);
  color: var(--accent); margin-bottom: 22px; position: relative; z-index: 1;
}
.process-step h3 { font-size: 1.1rem; margin-bottom: 10px; }
.process-step p { color: var(--text-muted); font-size: 0.93rem; max-width: 26ch; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-section { padding: 130px 0; background: var(--bg); }
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 80px; align-items: start; }
.contact-intro h2 { font-size: clamp(2rem, 3.4vw, 2.8rem); margin-bottom: 18px; }
.contact-direct { margin-top: 40px; display: flex; flex-direction: column; gap: 4px; }
.contact-direct-item {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 4px; border-bottom: 1px solid var(--border);
  color: var(--text); font-weight: 500; transition: color 0.3s ease, padding-left 0.3s ease;
}
.contact-direct-item svg { color: var(--accent); flex-shrink: 0; }
.contact-direct-item:hover { color: var(--accent-light); padding-left: 10px; }

.contact-form { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 44px; }
.form-row { margin-bottom: 20px; }
.form-row-half { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-row-half .form-row { margin-bottom: 0; }
label { display: block; font-size: 13px; font-weight: 600; letter-spacing: 0.02em; color: var(--text-muted); margin-bottom: 9px; }
input, textarea, select {
  width: 100%;
  background: var(--bg-alt);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--text);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
input::placeholder, textarea::placeholder { color: var(--text-dim); }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23a9a8a4' stroke-width='1.5' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }
textarea { resize: vertical; min-height: 100px; }
.contact-form .btn { margin-top: 6px; }
.form-note { margin-top: 16px; font-size: 12.5px; color: var(--text-dim); text-align: center; }
.form-note a { color: var(--text-muted); text-decoration: underline; text-underline-offset: 2px; }

/* ============================================================
   LOCATION
   ============================================================ */
.location-section { background: var(--bg-alt); }
.location-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; min-height: 560px; }
.location-info { padding: 100px 60px; display: flex; flex-direction: column; justify-content: center; }
.location-info h2 { font-size: clamp(1.9rem, 3vw, 2.6rem); margin-bottom: 26px; }
.location-info address { color: var(--text-muted); font-size: 1.05rem; line-height: 1.7; margin-bottom: 14px; }
.location-phone { display: inline-block; color: var(--accent-light); font-weight: 600; margin-bottom: 30px; }
.location-map { position: relative; min-height: 340px; }
.location-map iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; filter: grayscale(0.5) contrast(1.05) invert(0.92) brightness(0.95); }

.map-placeholder {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
  gap: 14px;
  padding: 40px;
  background:
    radial-gradient(circle at 50% 40%, rgba(200,164,92,0.10), transparent 60%),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.03) 0 1px, transparent 1px 42px),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.03) 0 1px, transparent 1px 42px),
    var(--bg-alt);
}
.map-placeholder-icon { color: var(--accent); }
.map-placeholder-text { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; color: var(--text); }
.map-placeholder-note { max-width: 34ch; font-size: 12.5px; color: var(--text-dim); }
.map-placeholder-note a { color: var(--text-muted); text-decoration: underline; text-underline-offset: 2px; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: #050506; border-top: 1px solid var(--border); padding: 70px 0 0; }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 40px; padding-bottom: 50px; border-bottom: 1px solid var(--border); }
.footer-brand { display: flex; flex-direction: column; }
.footer-brand .logo-name { color: var(--text-muted); }
.footer-col { display: flex; flex-direction: column; gap: 10px; color: var(--text-muted); font-size: 14.5px; }
.footer-col a { transition: color 0.3s ease; }
.footer-col a:hover { color: var(--accent-light); }
.footer-bottom { padding: 24px; text-align: center; color: var(--text-dim); font-size: 13px; }

/* ============================================================
   LIGHTBOX
   ============================================================ */
.lightbox {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(4,4,5,0.96);
  display: flex; align-items: center; justify-content: center;
  padding: 40px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.4s ease;
}
.lightbox.open { opacity: 1; pointer-events: auto; }
.lightbox img { max-width: 100%; max-height: 88vh; border-radius: var(--radius-sm); box-shadow: 0 40px 100px -30px rgba(0,0,0,0.9); }
.lightbox-close { position: absolute; top: 28px; right: 28px; color: var(--text); width: 46px; height: 46px; display: flex; align-items: center; justify-content: center; border: 1px solid var(--border-strong); border-radius: 50%; }
.lightbox-close:hover { border-color: var(--accent); color: var(--accent); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .usp-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: 1fr; gap: 40px; }
  .why-media { aspect-ratio: 16/9; }
  .contact-grid { grid-template-columns: 1fr; gap: 50px; }
  .location-grid { grid-template-columns: 1fr; }
  .location-info { padding: 70px 40px; }
  .gallery-grid { grid-auto-rows: 220px; }
  .process-grid { grid-template-columns: repeat(2, 1fr); row-gap: 44px; }
  .process-grid::before { display: none; }
}

@media (max-width: 860px) {
  .main-nav { display: none; }
  .header-phone { display: none; }
  .menu-toggle { display: flex; }
  .header-actions .btn-small { display: none; }
}

@media (max-width: 640px) {
  :root { --header-h: 58px; }
  .header-inner { padding: 0 20px; }
  .container { padding: 0 20px; }
  .logo-name { display: none; }

  .menu-toggle { width: 44px; height: 44px; }
  .header-actions { gap: 16px; }

  /* ============================================================
     HERO (Mobile only) — Fahrzeugfoto als Vollbild-Bühne,
     Content liegt als Overlay im unteren Bereich darüber.
     Desktop-Regeln oben (.hero, .hero-grid, .hero-media, ...)
     bleiben unangetastet; hier nur Overrides ≤640px.
     ============================================================ */
  .hero { padding: 0; display: block; overflow: hidden; }
  .hero-grid { display: block; }

  .hero-media {
    position: absolute;
    inset: 0;
    margin: 0;
    width: 100%;
    height: 100%;
    aspect-ratio: auto;
    border-radius: 0;
    border: none;
    box-shadow: none;
    z-index: 0;
  }
  .hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 46% 42%; }
  .hero-media:hover img { transform: none; }
  .hero-media::after { display: none; }

  /* Mehrstufiger Verlauf: oben dunkel (Header lesbar), Mitte offen (Auto sichtbar), unten dunkel (Textkontrast) + dezenter Gold-Glow */
  .hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
      radial-gradient(130% 55% at 18% 100%, rgba(200, 164, 92, 0.16), transparent 60%),
      linear-gradient(
        180deg,
        rgba(8, 8, 9, 0.85) 0%,
        rgba(8, 8, 9, 0.5) 15%,
        rgba(8, 8, 9, 0.14) 34%,
        rgba(8, 8, 9, 0.08) 50%,
        rgba(8, 8, 9, 0.38) 68%,
        rgba(8, 8, 9, 0.82) 85%,
        rgba(6, 6, 7, 0.94) 100%
      );
    pointer-events: none;
  }

  .hero-content {
    position: relative;
    z-index: 2;
    max-width: none;
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding-top: calc(var(--header-h) + 16px);
    padding-bottom: calc(88px + env(safe-area-inset-bottom));
  }
  .hero .eyebrow { color: var(--accent-light); font-size: 12.5px; letter-spacing: 0.1em; margin-bottom: 10px; text-shadow: 0 2px 14px rgba(0,0,0,0.55); }
  .hero-headline {
    font-size: clamp(2.5rem, 11vw, 3.375rem);
    line-height: 1.02;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
    text-shadow: 0 6px 28px rgba(0,0,0,0.5);
  }
  .hero-sub {
    font-size: 1rem;
    line-height: 1.5;
    max-width: none;
    margin-bottom: 22px;
    color: rgba(243, 242, 238, 0.92);
    text-shadow: 0 2px 16px rgba(0,0,0,0.5);
  }

  .hero-actions { flex-direction: row; flex-wrap: wrap; gap: 10px; }
  .hero-actions .btn {
    flex: 1 1 150px;
    width: auto;
    min-height: 52px;
    padding: 14px 18px;
    font-size: 14.5px;
    box-shadow: none;
  }
  .hero-actions .btn-accent { box-shadow: 0 6px 20px -6px rgba(200, 164, 92, 0.55); }
  .hero-actions .btn-ghost { background: rgba(10,10,11,0.35); backdrop-filter: blur(10px); }

  .usp-section, .services-section, .before-after-section, .gallery-section, .why-section, .process-section, .contact-section { padding: 76px 0; }
  .usp-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .section-head { margin-bottom: 40px; }

  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 170px; }
  .gallery-item.span-2 { grid-column: span 2; }

  .process-grid { grid-template-columns: 1fr; gap: 32px; }

  .contact-form { padding: 28px 22px; }
  .form-row-half { grid-template-columns: 1fr; gap: 20px; }

  .location-info { padding: 56px 22px; }

  .footer-inner { flex-direction: column; gap: 30px; }
}

@media (max-width: 380px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 150px; }
}