/* =========================================================
   NISEN CORP — Design Tokens (repliziert aus Vorlage)
   ========================================================= */
:root{
  --bg:            #141414;   /* Basis-Hintergrund, sehr dunkel */
  --bg-alt:        #1B1B1B;   /* leicht helleres Dunkel für wechselnde Sektionen */
  --surface:       #232323;   /* Karten */
  --surface-2:     #262626;   /* Karten hover / Bild-Platzhalter */
  --border:        #333333;

  --text:          #F3F1EC;   /* Haupttext, warmes Weiß */
  --text-muted:    #A3A3A3;   /* Fließtext grau */
  --text-faint:    #7A7A7A;   /* sehr blasser Text / Labels */

  --gold:          #CBA135;
  --gold-light:    #E4C566;
  --gold-dark:     #A9812A;

  --font-display: 'Poppins', sans-serif;
  --font-body:    'Inter', sans-serif;

  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;
  --container: 1200px;
  --transition: 0.25s ease;
}

/* =========================================================
   Reset & Basics
   ========================================================= */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3,h4{ font-family: var(--font-display); line-height:1.2; margin:0 0 .5em; font-weight:700; color:var(--text); }
p{ margin:0 0 1em; color: var(--text-muted); }
button{ font-family: inherit; cursor:pointer; }
.gold{ color: var(--gold); }

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

/* Eyebrow-Label mit Strich (z.B. "— IHR PARTNER FÜR AUSSENANLAGEN") */
.eyebrow-line{
  display:flex; align-items:center; gap:10px;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight:600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 14px;
}
.eyebrow-line span{
  display:inline-block; width:22px; height:2px; background: var(--gold);
}

/* Eyebrow ohne Strich, zentriert über H2 (z.B. "UNSERE LEISTUNGEN") */
.eyebrow{
  display:block;
  font-size: 0.78rem;
  font-weight:700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

/* Location-Badge Pill */
.badge-pill{
  display:inline-flex; align-items:center; gap:8px;
  border: 1px solid var(--gold-dark);
  color: var(--gold);
  background: rgba(203,161,53,0.08);
  font-size: 0.75rem;
  font-weight:700;
  letter-spacing: 0.06em;
  padding: 7px 14px;
  border-radius: var(--radius-s);
  margin-bottom: 22px;
}

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding: 12px 22px;
  border-radius: var(--radius-s);
  font-weight: 600;
  font-size: 0.92rem;
  border: 1px solid transparent;
  transition: transform var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-2px); }
.btn-gold{
  background: var(--gold);
  color: #1A1A1A;
}
.btn-gold:hover{ background: var(--gold-light); box-shadow: 0 10px 24px -10px rgba(203,161,53,0.55); }
.btn-outline-light{
  border-color: rgba(255,255,255,0.25);
  color: var(--text);
  background: transparent;
}
.btn-outline-light:hover{ border-color: #fff; background: rgba(255,255,255,0.05); }
.btn-outline-gold{
  border-color: var(--gold-dark);
  color: var(--gold);
  background: transparent;
}
.btn-outline-gold:hover{ background: rgba(203,161,53,0.1); }
.btn-lg{ padding: 14px 26px; font-size: 0.95rem; }
.header-cta{ padding: 10px 20px; font-size: 0.85rem; }

/* =========================================================
   Header
   ========================================================= */
.site-header{
  position: sticky;
  top:0;
  z-index: 100;
  background: rgba(20,20,20,0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-top: 14px;
  padding-bottom: 14px;
  gap: 24px;
}
.logo{ display:flex; align-items:center; gap:10px; }
.logo-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px; height:36px;
  border-radius:8px;
  background: var(--gold);
  color:#1A1A1A;
  font-family: var(--font-display);
  font-weight:800;
  font-size:1.15rem;
  flex-shrink:0;
}
.logo-text{ display:flex; flex-direction:column; line-height:1.15; }
.logo-title{
  font-family: var(--font-display);
  font-weight:700;
  font-size:1rem;
  color: var(--text);
  letter-spacing:0.02em;
}
.logo-title em{ font-style:normal; color: var(--gold); }
.logo-tagline{
  font-size:0.58rem;
  letter-spacing:0.14em;
  color: var(--text-faint);
}

.main-nav{ display:flex; gap: 28px; flex:1; justify-content:center; }
.main-nav a{
  font-size:0.9rem;
  font-weight:500;
  color: var(--text-muted);
  transition: color var(--transition);
}
.main-nav a:hover{ color: var(--text); }

.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none; border:none; padding:6px;
}
.nav-toggle span{ width:22px; height:2px; background: var(--text); border-radius:2px; }

/* =========================================================
   Hero
   ========================================================= */
.hero{ padding: 64px 0 90px; }
.hero-inner{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items:center;
}
.hero h1{
  font-size: clamp(2.4rem, 4.6vw, 3.3rem);
  letter-spacing: -0.01em;
  margin-bottom: 18px;
}
.hero-sub{ font-size:1.02rem; max-width: 480px; }
.hero-cta{ display:flex; gap:14px; margin: 26px 0 30px; flex-wrap:wrap; }
.hero-divider{ border:none; border-top:1px solid var(--border); margin: 0 0 26px; }
.hero-stats{ display:flex; gap: 40px; }
.hero-stat{ display:flex; flex-direction:column; }
.hero-stat strong{
  font-family: var(--font-display);
  font-size:1.5rem;
  font-weight:700;
  color: var(--gold);
}
.hero-stat span{
  font-size:0.68rem;
  letter-spacing:0.08em;
  color: var(--text-faint);
  margin-top:2px;
}

/* Bild-Platzhalter (rechte Spalte Hero + Projekte + Portrait) */
.hero-visual{ display:flex; flex-direction:column; gap: 14px; }
.ph-box{
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  position: relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  color: var(--text-faint);
  gap:10px;
}
.ph-main{ height: 300px; }
.ph-main p{ font-size:0.82rem; color: var(--text-faint); margin:0; line-height:1.5; }
.ph-main p span{ display:block; font-size:0.72rem; opacity:0.7; }
.ph-chip{
  position:absolute; left:16px; bottom:16px;
  background: var(--gold);
  color:#1A1A1A;
  font-size:0.68rem;
  font-weight:700;
  letter-spacing:0.04em;
  padding: 6px 12px;
  border-radius: 6px;
}
.ph-row{ display:flex; gap:14px; }
.ph-small{ flex:1; height: 110px; }
.ph-label{
  position:absolute; left:12px; bottom:12px;
  font-size:0.7rem; color: var(--text-muted);
}

/* Platzhalter mit eingesetztem Foto */
.has-photo{ overflow:hidden; }
.has-photo::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(to top, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0) 45%);
  pointer-events:none;
}
.ph-photo{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit: cover;
}
.has-photo .ph-chip,
.has-photo .ph-label{ z-index:1; }
.has-photo .ph-label{ color: var(--text); font-weight:600; font-size:0.75rem; }

/* =========================================================
   Sections generic
   ========================================================= */
.section{ padding: 90px 0; }
.section-alt{ background: var(--bg-alt); }
.section-head{ max-width: 640px; margin-bottom: 50px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size: clamp(1.7rem, 3vw, 2.2rem); }
.section-head p{ font-size:1rem; }
.center-btn{ text-align:center; margin-top: 40px; }

/* =========================================================
   Leistungen (Service-Karten)
   ========================================================= */
.service-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.service-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--gold);
  border-radius: var(--radius-m);
  padding: 30px;
}
.service-icon{
  width:44px; height:44px;
  border-radius: 10px;
  display:flex; align-items:center; justify-content:center;
  background: rgba(203,161,53,0.12);
  color: var(--gold);
  margin-bottom: 18px;
}
.service-card h3{ font-size:1.1rem; }
.service-card p{ font-size:0.92rem; }
.service-card ul{ margin: 14px 0 18px; }
.service-card li{
  position:relative;
  font-size:0.88rem;
  color: var(--text-muted);
  padding-left: 16px;
  margin-bottom: 8px;
}
.service-card li::before{
  content:"";
  position:absolute; left:0; top:7px;
  width:6px; height:6px;
  background: var(--gold);
}
.link-gold{
  color: var(--gold);
  font-size:0.9rem;
  font-weight:600;
  display:inline-flex; align-items:center; gap:4px;
}
.link-gold span{ transition: transform var(--transition); }
.link-gold:hover span{ transform: translateX(3px); }

/* =========================================================
   Prozess
   ========================================================= */
.process-row{
  display:grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items:flex-start;
  gap: 16px;
}
.process-step{ text-align:center; max-width: 220px; }
.process-circle{
  display:inline-flex; align-items:center; justify-content:center;
  width:44px; height:44px;
  border-radius:50%;
  background: var(--gold);
  color:#1A1A1A;
  font-family: var(--font-display);
  font-weight:700;
  margin-bottom:16px;
}
.process-step h4{ font-size:1rem; margin-bottom:6px; }
.process-step p{ font-size:0.85rem; }
.process-line{
  height:2px; background: var(--gold-dark);
  margin-top: 22px;
  align-self:flex-start;
  opacity:0.5;
}

/* =========================================================
   Marken & Partner
   ========================================================= */
.brand-grid{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}
.brand-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  height: 130px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:6px;
  text-align:center;
}
.brand-card strong{ font-family: var(--font-display); font-size:1rem; }
.brand-card span{ font-size:0.78rem; color: var(--text-faint); }

/* =========================================================
   Projekte
   ========================================================= */
.project-grid{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  grid-template-rows: repeat(2, 160px);
  gap: 18px;
}
.project-card{
  position:relative;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.project-card-large{ grid-row: span 2; }
.project-img-ph{ color: var(--text-faint); }
.project-photo{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.project-card:hover .project-photo{ transform: scale(1.04); }
.project-tag{
  z-index:1;
  position:absolute; left:14px; bottom:14px;
  background: rgba(0,0,0,0.55);
  color: var(--text);
  font-size:0.68rem;
  font-weight:700;
  letter-spacing:0.04em;
  padding: 6px 10px;
  border-radius: 5px;
}

/* =========================================================
   Testimonials
   ========================================================= */
.testimonial-grid{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap: 24px;
}
.testimonial-card{
  position:relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 26px;
  margin:0;
}
.google-tag{
  position:absolute; top:20px; right:20px;
  font-size:0.62rem;
  letter-spacing:0.08em;
  color: var(--text-faint);
  font-weight:700;
}
.testimonial-card p{
  color: var(--text-muted);
  font-size:0.92rem;
  margin: 6px 0 24px;
}
.testimonial-card footer{ display:flex; align-items:center; gap:12px; }
.testimonial-card .avatar{
  width:38px; height:38px; border-radius:50%;
  background: rgba(203,161,53,0.15);
  color: var(--gold);
  display:flex; align-items:center; justify-content:center;
  font-size:0.78rem; font-weight:700;
  flex-shrink:0;
}
.testimonial-card footer div{ display:flex; flex-direction:column; font-size:0.85rem; }
.testimonial-card footer strong{ font-size:0.9rem; color: var(--text); }
.testimonial-card footer span{ color: var(--text-faint); font-size:0.78rem; }

/* =========================================================
   Über uns
   ========================================================= */
.about-grid{
  display:grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 70px;
  align-items:center;
}
.about-visual{ position:relative; }
.ph-portrait{ height: 380px; }
.ph-portrait p{ font-size:0.82rem; }
.ph-portrait p span{ display:block; font-size:0.72rem; opacity:0.7; }
.about-badge{
  position:absolute; right:-16px; bottom:-16px;
  background: var(--gold);
  color:#1A1A1A;
  border-radius: var(--radius-s);
  padding: 16px 22px;
  display:flex; flex-direction:column;
  box-shadow: 0 14px 30px -12px rgba(0,0,0,0.5);
}
.about-badge strong{ font-family: var(--font-display); font-size:1.5rem; font-weight:800; }
.about-badge span{ font-size:0.62rem; letter-spacing:0.08em; }

.about-copy h2{ font-size: clamp(1.8rem, 3vw, 2.3rem); }
.about-list{ margin: 26px 0 30px; }
.about-list li{
  display:flex; align-items:center; gap:12px;
  font-size:0.92rem;
  color: var(--text-muted);
  padding: 10px 0;
  border-top: 1px solid var(--border);
}
.about-list li:first-child{ border-top:none; }
.about-icon{
  width:30px; height:30px;
  border-radius: 8px;
  background: rgba(203,161,53,0.12);
  color: var(--gold);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer{ background: #101010; padding-top: 64px; border-top:1px solid var(--border); }
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--border);
}
.footer-brand p{ font-size:0.9rem; max-width: 300px; margin: 16px 0 0; }
.footer-col h4{ font-size:0.9rem; margin-bottom:16px; color: var(--text); }
.footer-col a, .footer-plain{
  display:block;
  font-size:0.88rem;
  color: var(--text-muted);
  margin-bottom:10px;
  transition: color var(--transition);
}
.footer-col a:hover{ color: var(--gold); }
.footer-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding: 24px 0;
  font-size:0.82rem;
  color: var(--text-faint);
}
.footer-legal{ display:flex; gap:20px; }
.footer-legal a:hover{ color: var(--gold); }

/* =========================================================
   Scroll-to-top
   ========================================================= */
.scroll-top{
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 44px; height:44px;
  border-radius:50%;
  background: var(--gold);
  color:#1A1A1A;
  border:none;
  font-size:1.1rem;
  display:flex; align-items:center; justify-content:center;
  opacity:0; visibility:hidden;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 90;
}
.scroll-top.visible{ opacity:1; visibility:visible; transform:none; }

/* =========================================================
   Focus visibility (Accessibility)
   ========================================================= */
a:focus-visible, button:focus-visible, input:focus-visible{
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* =========================================================
   Vorher / Nachher – Bild-Regler
   ========================================================= */
/* Überschrift mit goldenem Unterstrich (wie im Entwurf) */
.ba-heading{
  display:inline-block;
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  padding-bottom: 14px;
  border-bottom: 2px solid var(--gold);
}

.ba-compare{
  position: relative;
  width: 100%;
  height: clamp(320px, 46vw, 560px);
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg);
  user-select: none;
  touch-action: pan-y;          /* horizontales Ziehen bleibt beim Regler */
  cursor: ew-resize;
}

/* Beide Bild-Ebenen liegen deckungsgleich übereinander */
.ba-layer{
  position: absolute;
  inset: 0;
  overflow: hidden;
}
/* Platzhalter-Verläufe – werden von einem echten Foto überdeckt, sobald eingesetzt */
.ba-before{ background: linear-gradient(135deg, #2a2318 0%, #3d3020 100%); }
.ba-after { background: linear-gradient(135deg, #1c2a18 0%, #2f4222 100%); }

/* Die VORHER-Ebene wird abhängig von der Reglerposition beschnitten */
.ba-before{
  clip-path: inset(0 calc(100% - var(--pos)) 0 0);
}

/* Ein eingesetztes Foto füllt die komplette Fläche */
.ba-photo{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit: cover;
}

/* Ecken-Tags */
.ba-tag{
  position:absolute; bottom:20px;
  z-index:3;
  font-size:0.72rem;
  font-weight:700;
  letter-spacing:0.08em;
  padding:8px 14px;
  border-radius: 6px;
}
.ba-tag-before{ left:20px;  background: rgba(0,0,0,0.6); color: var(--text); }
.ba-tag-after { right:20px; background: var(--gold);      color:#1A1A1A; }

/* Trennlinie + Griff, folgen der Reglerposition */
.ba-divider{
  position:absolute; top:0; bottom:0;
  left: var(--pos);
  width:2px;
  margin-left:-1px;
  background: #fff;
  z-index:4;
  pointer-events:none;
}
.ba-handle{
  position:absolute; top:50%; left:50%;
  transform: translate(-50%, -50%);
  width:46px; height:46px;
  border-radius:50%;
  background:#fff;
  color: var(--gold);
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 4px 14px rgba(0,0,0,0.45);
}

/* Unsichtbarer Range-Slider über der gesamten Fläche (Bedienung + Tastatur) */
.ba-range{
  position:absolute; inset:0;
  width:100%; height:100%;
  margin:0;
  opacity:0;
  cursor: ew-resize;
  z-index:5;
}
.ba-range:focus-visible{ outline:none; }
.ba-range:focus-visible + .ba-divider,        /* falls Reihenfolge variiert */
.ba-compare:focus-within .ba-handle{
  box-shadow: 0 0 0 3px rgba(203,161,53,0.55), 0 4px 14px rgba(0,0,0,0.45);
}

.ba-hint{
  text-align:center;
  color: var(--text-faint);
  font-size:0.9rem;
  margin: 22px 0 0;
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1080px){
  .process-row{ grid-template-columns: 1fr 1fr; row-gap: 34px; }
  .process-line{ display:none; }
  .brand-grid{ grid-template-columns: repeat(3, 1fr); }
  .project-grid{ grid-template-columns: 1fr 1fr; grid-template-rows: repeat(3, 160px); }
  .project-card-large{ grid-column: span 2; grid-row: span 1; height: 220px; }
}

@media (max-width: 900px){
  .hero-inner{ grid-template-columns: 1fr; }
  .hero-visual{ order:-1; }
  .about-grid{ grid-template-columns: 1fr; }
  .service-grid{ grid-template-columns: 1fr; }
  .testimonial-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .about-badge{ position:static; margin-top:16px; align-self:flex-start; }
}

@media (max-width: 1060px){
  .main-nav, .header-cta{ display:none; }
  .nav-toggle{ display:flex; }
  /* Geöffnetes Menü: Links + Button brechen in eigene Zeilen unter Logo/Toggle um */
  .site-header.nav-open .header-inner{ flex-wrap:wrap; row-gap:16px; }
  .site-header.nav-open .main-nav{
    display:flex;
    order:3;
    flex-basis:100%;
    flex-direction:column;
    gap:16px;
    padding-top:16px;
    border-top:1px solid var(--border);
  }
  .site-header.nav-open .header-cta{
    display:inline-flex;
    order:4;
    flex-basis:100%;
  }
}

@media (max-width: 720px){
  .brand-grid{ grid-template-columns: repeat(2, 1fr); }
  .project-grid{ grid-template-columns: 1fr; grid-template-rows: none; }
  .project-card-large{ grid-column: span 1; height:200px; }
  .project-card{ height:160px; }
  .footer-grid{ grid-template-columns: 1fr; }
  .footer-bottom{ flex-direction:column; gap:12px; text-align:center; }
  .hero-stats{ gap:24px; flex-wrap:wrap; }
  .ba-tag{ bottom:14px; }
  .ba-tag-before{ left:14px; }
  .ba-tag-after{ right:14px; }
}