/* ═══════════════════════════════════════════════════
   KELLER, IHNE & TESCH — STARTSEITE
   style.css
   Farben: #E20000, #A2195B, #2B2C83, #009EE3
   Schrift: Gotham Book / Gotham Bold
   ═══════════════════════════════════════════════════ */

/* ── Gotham Font-Face ── */
@font-face {
  font-family: 'Gotham';
  src: url('assets/fonts/Gotham-Book.ttf') format('truetype');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Gotham';
  src: url('assets/fonts/Gotham-Bold.ttf') format('truetype');
  font-weight: 700; font-style: normal; font-display: swap;
}

/* ── Custom Properties ── */
:root {
  --rot: #E20000;
  --lila: #A2195B;
  --dunkel: #2B2C83;
  --blau: #009EE3;
  --sw: #1a1a1a;
  --text: #333;
  --muted: #666;
  --border: #e0e0e0;
  --off: #f7f7f8;
  --white: #fff;
  --font: 'Gotham', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max-w: 1280px;
  --gradient: linear-gradient(90deg, var(--rot), var(--lila), var(--dunkel), var(--blau));
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font); font-size: 16px; line-height: 1.65;
  color: var(--text); background: var(--white);
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }


/* ═══════════════════════════════════════════
   TOPBAR
   ═══════════════════════════════════════════ */
#site-header {
  position: sticky; top: 0; z-index: 100;
}
.topbar {
  background: var(--rot); color: #fff;
  font-size: 12.5px; font-weight: 700; letter-spacing: 0.04em; padding: 8px 40px;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
.topbar-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 8px;
}
.topbar a { color: #fff; transition: color .2s; }
.topbar a:hover { text-decoration: underline; }
.topbar-sep { opacity: 0.4; margin: 0 4px; }
.topbar-right { font-size: 12.5px; opacity: 1; font-weight: 700; }


/* ═══════════════════════════════════════════
   HEADER
   ═══════════════════════════════════════════ */
.site-header {
  background: var(--white);
  border-bottom: none;
  box-shadow: 0 2px 12px rgba(0,0,0,0.07);
  padding: 0 40px;
}
.site-header::after {
  content: '';
  display: block;
  height: 6px;
  background: linear-gradient(90deg, #E20613, #A2195B, #2D2E82, #009EE2);
  margin: 0 -40px;
}
.header-inner {
  max-width: var(--max-w); margin: 0 auto; height: 100px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; }
.logo svg { height: 90px; width: auto; }
.logo img { height: 90px; width: auto; }
.main-nav { display: flex; gap: 32px; }
.main-nav a {
  font-family: var(--font); font-size: 14px; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase; color: var(--sw);
  padding: 4px 0; position: relative; transition: color .2s;
}
.main-nav a::after {
  content: ''; position: absolute; bottom: -2px; left: 0; right: 0;
  height: 2px; background: var(--rot); transform: scaleX(0);
  transition: transform .25s ease;
}
.main-nav a:hover { color: var(--rot); }
.main-nav a:hover::after { transform: scaleX(1); }

.header-cta {
  font-family: var(--font); font-size: 13px; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase;
  background: var(--rot); color: var(--white);
  padding: 9px 20px;
  clip-path: polygon(7px 0%, 100% 0%, calc(100% - 7px) 100%, 0% 100%);
  transition: background .2s;
}
.header-cta:hover { background: var(--lila); }

/* Mobile Toggle */
.mobile-toggle {
  display: none; background: none; border: none; cursor: pointer;
  width: 28px; height: 20px; position: relative;
}
.mobile-toggle span {
  display: block; width: 100%; height: 2px; background: var(--sw);
  position: absolute; left: 0; transition: all .3s;
}
.mobile-toggle span:nth-child(1) { top: 0; }
.mobile-toggle span:nth-child(2) { top: 9px; }
.mobile-toggle span:nth-child(3) { top: 18px; }


/* ═══════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════ */
.hero {
  background: var(--white); padding: 80px 40px 24px;
  position: relative; overflow: visible;
}
.hero::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 6px; background: var(--gradient);
}
.hero-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; align-items: center;
  overflow: hidden;
}
.hero-tag {
  font-family: var(--font); font-size: 22px; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--rot); margin-bottom: 20px;
}
.hero h1 {
  font-family: var(--font); font-size: clamp(32px, 4vw, 48px);
  font-weight: 700; line-height: 1.1; letter-spacing: -0.02em;
  color: var(--sw); margin-bottom: 20px;
}
.hero-desc {
  font-size: 17px; line-height: 1.7; color: var(--muted);
  margin-bottom: 32px; max-width: 520px;
}
.hero-actions { display: flex; gap: 16px; margin-bottom: 48px; flex-wrap: wrap; }

/* Buttons */
.btn-primary {
  display: inline-block; font-family: var(--font); font-size: 14px; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase;
  background: var(--rot); color: var(--white);
  padding: 14px 32px; transition: background .2s;
}
.btn-primary:hover { background: #b80e1c; }
.btn-outline {
  display: inline-block; font-family: var(--font); font-size: 14px; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase;
  border: 2px solid var(--sw); color: var(--sw);
  padding: 12px 30px; transition: all .2s;
}
.btn-outline:hover { background: var(--sw); color: var(--white); }
.btn-outline-light {
  display: inline-block; font-family: var(--font); font-size: 14px; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase;
  border: 2px solid rgba(255,255,255,0.3); color: var(--white);
  padding: 12px 30px; transition: all .2s;
}
.btn-outline-light:hover { background: rgba(255,255,255,0.1); border-color: var(--white); }
.btn-text {
  font-family: var(--font); font-size: 14px; font-weight: 700;
  color: var(--rot); letter-spacing: 0.02em; transition: opacity .2s;
}
.btn-text:hover { opacity: 0.7; }

/* Hero Stats */
.hero-stats { display: flex; gap: 40px; }
.hero-stat { display: flex; flex-direction: column; }
.hero-stat-val {
  font-family: var(--font); font-size: 28px; font-weight: 700;
  color: var(--dunkel); line-height: 1;
}
.hero-stat-label {
  font-size: 12px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--muted); margin-top: 4px;
}

/* Hero Image */
.hero-image {
  position: relative; display: flex; align-items: center; justify-content: center;
  margin-right: -80px;
}
.hero-image img {
  width: 130%; max-width: 720px; object-fit: contain;
  filter: drop-shadow(0 24px 48px rgba(0,0,0,0.12));
}


/* ═══════════════════════════════════════════
   SECTION COMMON
   ═══════════════════════════════════════════ */
.section-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 80px 40px;
}
.section-tag {
  font-family: var(--font); font-size: 22px; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--rot); margin-bottom: 12px;
}
.section-inner > h2 {
  font-family: var(--font); font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 700; color: var(--sw); letter-spacing: -0.02em;
  margin-bottom: 16px; line-height: 1.15;
}
.section-desc {
  font-size: 16px; line-height: 1.7; color: var(--muted);
  max-width: 640px; margin-bottom: 48px;
}


/* ═══════════════════════════════════════════
   PRODUCTS GRID
   ═══════════════════════════════════════════ */
.products { background: var(--off); }
.product-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.product-card {
  background: var(--white); border: 1.5px solid var(--border);
  padding: 36px 28px 32px; transition: all .35s ease;
  display: flex; flex-direction: column;
}
.product-card:hover {
  border-color: var(--rot); transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(226,0,0,0.06);
}
.product-card-icon {
  width: 48px; height: 48px; margin-bottom: 20px;
  color: var(--dunkel); transition: color .3s;
}
.product-card:hover .product-card-icon { color: var(--rot); }
.product-card-icon svg { width: 100%; height: 100%; }
.product-card-img img {
  width: 60px; height: 60px; object-fit: contain;
}
.product-card h3 {
  font-family: var(--font); font-size: 18px; font-weight: 700;
  color: var(--sw); margin-bottom: 10px; letter-spacing: -0.01em;
}
.product-card p {
  font-size: 14px; line-height: 1.6; color: var(--muted); flex: 1;
  margin-bottom: 16px;
}
.product-card-link {
  font-family: var(--font); font-size: 13px; font-weight: 700;
  color: var(--rot); letter-spacing: 0.02em;
  transition: opacity .2s;
}
.product-card:hover .product-card-link { opacity: 0.7; }


/* ═══════════════════════════════════════════
   BRANCHES
   ═══════════════════════════════════════════ */
.branches { background: var(--white); }
.branch-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
}
.branch-item { padding: 8px 0; }
.branch-icon {
  display: inline-block; font-size: 20px; color: var(--blau);
  margin-bottom: 12px;
}
.branch-icon-wrap {
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(226,0,0,0.06); display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px; color: var(--rot); transition: all .3s;
}
.branch-icon-wrap svg { width: 22px; height: 22px; }
.branch-item:hover .branch-icon-wrap {
  background: rgba(226,0,0,0.12);
}
.branch-item h3 {
  font-family: var(--font); font-size: 16px; font-weight: 700;
  color: var(--sw); margin-bottom: 8px;
}
.branch-item p {
  font-size: 14px; line-height: 1.6; color: var(--muted);
}


/* ═══════════════════════════════════════════
   TRUST / ÜBER UNS
   ═══════════════════════════════════════════ */
.trust { background: var(--off); }
.trust-layout {
  display: grid; grid-template-columns: 1fr; gap: 48px;
}
.trust-content p {
  font-size: 15px; line-height: 1.75; color: var(--text); margin-bottom: 16px;
}
.trust-content .btn-text { margin-top: 8px; display: inline-block; }
.trust-detail {
  margin-top: 32px; padding-top: 28px; border-top: 1px solid var(--border);
}
.trust-detail p {
  font-size: 15px; line-height: 1.75; color: var(--text); margin-bottom: 16px;
}
.trust-facts {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
}
.trust-fact {
  padding: 28px 24px; display: flex; flex-direction: column;
}
.trust-fact:nth-child(1) { background: var(--rot); }
.trust-fact:nth-child(2) { background: var(--lila); }
.trust-fact:nth-child(3) { background: var(--dunkel); }
.trust-fact:nth-child(4) { background: var(--blau); }
.trust-fact-val {
  font-family: var(--font); font-size: 24px; font-weight: 900;
  color: #fff; line-height: 1.1; margin-bottom: 6px;
}
.trust-fact-label {
  font-size: 12px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: rgba(255,255,255,0.8);
}


/* ═══════════════════════════════════════════
   FAQ
   ═══════════════════════════════════════════ */
.faq { background: var(--white); }
.faq-list { max-width: 800px; }
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-item summary {
  cursor: pointer; padding: 24px 0; list-style: none;
  display: flex; align-items: center; justify-content: space-between;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; font-family: var(--font); font-size: 24px; font-weight: 700;
  color: var(--rot); transition: transform .3s; flex-shrink: 0; margin-left: 16px;
}
.faq-item[open] summary::after { content: '−'; }
.faq-item summary h3 {
  font-family: var(--font); font-size: 17px; font-weight: 700;
  color: var(--sw); line-height: 1.4;
}
.faq-item p {
  font-size: 15px; line-height: 1.7; color: var(--muted);
  padding: 0 0 24px; max-width: 700px;
}


/* ═══════════════════════════════════════════
   CTA BANNER
   ═══════════════════════════════════════════ */
.cta { background: var(--rot); padding: 64px 40px; }
.cta-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center;
}
.cta h2 {
  font-family: var(--font); font-size: clamp(24px, 3vw, 32px);
  font-weight: 700; color: var(--white); margin-bottom: 12px;
}
.cta p { font-size: 16px; color: rgba(255,255,255,0.8); line-height: 1.6; max-width: 540px; }
.cta-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.cta .btn-primary {
  background: var(--white); color: var(--rot);
}
.cta .btn-primary:hover { background: rgba(255,255,255,0.9); }


/* ═══════════════════════════════════════════
   FOOTER (ZAK-Style)
   ═══════════════════════════════════════════ */
.footer-standorte {
  padding: 48px 40px 40px;
  border-top: 4px solid #D01020;
  border-bottom: 1px solid #E5E5E5;
}
.footer-standorte-inner {
  max-width: var(--max-w); margin: 0 auto;
}
.footer-standorte-header {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 32px;
}
.footer-standorte-line {
  display: block; width: 32px; height: 2px; background: #D01020;
}
.footer-standorte-label {
  font-family: var(--font);
  font-size: 14px; font-weight: 700; letter-spacing: 0.15em;
  text-transform: uppercase; color: #D01020;
}
.footer-adressen-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0 40px;
}
.footer-land-col {
  border-top: 1px solid #E5E5E5;
  padding-top: 20px;
}
.footer-land-titel {
  font-family: var(--font);
  font-size: 12px; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: #D01020;
  margin-bottom: 18px;
}
.footer-logo {
  height: 80px; width: auto; max-width: 260px; margin-bottom: 20px; display: block;
  object-fit: contain; object-position: left center;
}
.footer-adresse {
  margin-bottom: 20px;
}
.footer-adresse-firma {
  font-family: var(--font);
  font-size: 13px; font-weight: 700; color: #111111;
  margin-bottom: 6px; line-height: 1.25;
}
.footer-adresse-detail {
  font-family: var(--font);
  font-size: 12px; color: #555555; line-height: 1.35;
}
.footer-bottom {
  padding: 20px 40px;
  background: #F7F7F7;
}
.footer-bottom-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
}
.footer-bottom-inner p { font-size: 12px; color: #555555; margin: 0; font-family: var(--font); font-weight: 700; }
.footer-bottom-inner a { font-size: 12px; color: #555555; text-decoration: none; margin-left: 16px; transition: color .2s; font-family: var(--font); font-weight: 700; }
.footer-bottom-inner a:hover { color: #D01020; }


/* ═══════════════════════════════════════════
   CTA BANNER
   ═══════════════════════════════════════════ */
.prod-cta-banner {
  background: #D01020; position: relative; padding: 72px 40px; overflow: hidden;
}
.prod-cta-banner-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 48px;
}
.prod-cta-label {
  font-family: var(--font); font-size: 14px; font-weight: 700;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: rgba(255,255,255,0.7); margin-bottom: 14px;
}
.prod-cta-banner h2 {
  font-family: var(--font); font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 800; text-transform: uppercase;
  color: #fff; line-height: 1.05; letter-spacing: -0.02em; margin-bottom: 14px;
}
.prod-cta-banner h2 em {
  color: rgba(255,255,255,0.7); font-style: normal; display: block;
}
.prod-cta-sub {
  font-size: 14px; color: rgba(255,255,255,0.6); line-height: 1.6;
}
.prod-cta-actions {
  display: flex; gap: 12px; flex-shrink: 0; flex-wrap: wrap;
}
.prod-cta-btn-primary {
  display: inline-flex; align-items: center;
  background: #fff; color: #D01020; padding: 14px 32px;
  font-family: var(--font); font-size: 13px; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase; text-decoration: none;
  transition: background .2s, color .2s;
}
.prod-cta-btn-primary:hover { background: #fff; color: #111; }
.prod-cta-btn-ghost {
  display: inline-flex; align-items: center;
  background: transparent; color: #fff; padding: 13px 32px;
  border: 1.5px solid rgba(255,255,255,0.5);
  font-family: var(--font); font-size: 13px; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase; text-decoration: none;
  transition: border-color .2s, color .2s;
}
.prod-cta-btn-ghost:hover { border-color: #fff; color: #fff; }

@media (max-width: 900px) {
  .prod-cta-banner-inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 640px) {
  .prod-cta-banner { padding-left: 20px; padding-right: 20px; }
  .prod-cta-actions { flex-direction: column; width: 100%; }
  .prod-cta-btn-primary, .prod-cta-btn-ghost { justify-content: center; }
}


/* ═══════════════════════════════════════════
   SCROLL ANIMATIONS
   ═══════════════════════════════════════════ */
.fade-in {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1; transform: translateY(0);
}


/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-image { order: -1; margin-right: 0; }
  .hero-image img { max-width: 520px; width: 100%; margin: 0 auto; }
  .trust-layout { grid-template-columns: 1fr; gap: 40px; }
  .footer-adressen-grid { grid-template-columns: repeat(2, 1fr); gap: 24px 40px; }
}

@media (max-width: 768px) {
  .topbar { padding: 8px 20px; }
  .topbar-right { display: none; }
  .site-header { padding: 0 20px; }
  .main-nav { display: none; }
  .header-cta { display: none; }
  .mobile-toggle { display: block; }

  /* Mobile Nav open */
  .main-nav.open {
    display: flex; flex-direction: column; gap: 0;
    position: absolute; top: 100px; left: 0; right: 0;
    background: var(--white); border-bottom: 1px solid var(--border);
    padding: 16px 20px; box-shadow: 0 8px 32px rgba(0,0,0,0.08);
  }
  .main-nav.open a {
    padding: 14px 0; border-bottom: 1px solid var(--border);
  }

  .hero { padding: 48px 20px 40px; }
  .hero-stats { gap: 24px; }
  .hero-stat-val { font-size: 22px; }
  .section-inner { padding: 56px 20px; }
  .product-grid { grid-template-columns: 1fr; gap: 16px; }
  .branch-grid { grid-template-columns: 1fr; gap: 24px; }
  .trust-facts { grid-template-columns: 1fr 1fr; }
  .cta { padding: 48px 20px; }
  .cta-inner { grid-template-columns: 1fr; gap: 24px; }
  .footer-standorte { padding: 40px 20px 32px; }
  .footer-bottom { padding: 16px 20px; }
  .footer-adressen-grid { grid-template-columns: 1fr; gap: 24px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn-primary, .hero-actions .btn-outline { text-align: center; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .trust-facts { grid-template-columns: 1fr; }
  .cta-actions { flex-direction: column; }
  .cta-actions .btn-primary, .cta-actions .btn-outline-light { text-align: center; }
}