/* ============================================================
   Star-Estrichbau – Design-System
   Handwerklich-professionell · Weiß & Blau (lt. Visitenkarte)
   Slogan: Stark von Grund auf.
   ============================================================ */

:root {
  /* Blau-Palette (Visitenkarte) */
  --navy-900: #0d2752;   /* "STAR" Navy, dunkle Sektionen */
  --navy-800: #123166;
  --navy-700: #1c4486;   /* Rahmen auf dunkel */
  --blau-600: #1b5fc4;   /* kräftiges Karten-Blau (Primär) */
  --blau-500: #2f74d8;
  --blau-400: #5b94e6;
  --blau-300: #9bb8e8;

  /* Blau-Grautöne (neutral, kühl) */
  --grau-700: #3a4d6e;
  --grau-600: #4f607d;
  --grau-500: #6c7a93;
  --grau-400: #97a4ba;
  --grau-300: #c3ccdb;
  --grau-200: #dde4ee;
  --grau-100: #eef2f9;
  --grau-50:  #f6f8fc;

  /* Akzent-Aliase */
  --akzent:        var(--blau-600);
  --akzent-hell:   var(--blau-400);
  --akzent-dunkel: #134a9e;

  --weiss: #ffffff;

  --ff-display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --ff-body: "Inter", "Segoe UI", system-ui, sans-serif;

  --maxw: 1180px;
  --rad: 4px;
  --shadow: 0 18px 40px -20px rgba(13,39,82,.45);
  --shadow-sm: 0 6px 18px -10px rgba(13,39,82,.4);
  --trans: .35s cubic-bezier(.2,.7,.2,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--ff-body);
  color: var(--grau-700);
  background: var(--grau-50);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--ff-display);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: .01em;
  color: var(--navy-900);
  text-transform: uppercase;
}
h1 { font-size: clamp(2.6rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.7rem); }
p { margin-bottom: 1rem; }

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

/* Subtile Textur */
.beton-grain { position: relative; }
.beton-grain::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,.05) 0 1px, transparent 1px),
    radial-gradient(circle at 70% 60%, rgba(255,255,255,.03) 0 1px, transparent 1px);
  background-size: 8px 8px, 12px 12px;
  opacity: .5; pointer-events: none; mix-blend-mode: overlay;
}

/* Eyebrow */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--ff-display); text-transform: uppercase;
  letter-spacing: .22em; font-size: .82rem; font-weight: 600;
  color: var(--akzent-dunkel); margin-bottom: 14px;
}
.eyebrow::before { content: ""; width: 30px; height: 2px; background: var(--blau-600); }

.section { padding: clamp(64px, 9vw, 120px) 0; }
.section--dark { background: var(--navy-900); color: var(--grau-100); }
.section--dark h1, .section--dark h2, .section--dark h3 { color: var(--weiss); }
.section--alt { background: var(--grau-100); }

.lead { font-size: 1.18rem; color: var(--grau-600); max-width: 60ch; }
.section--dark .lead { color: var(--grau-300); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--ff-display); text-transform: uppercase;
  letter-spacing: .08em; font-weight: 600; font-size: 1.02rem;
  padding: 15px 30px; border: 2px solid transparent; border-radius: var(--rad);
  cursor: pointer; transition: var(--trans);
}
.btn svg { width: 18px; height: 18px; }
.btn--primary { background: var(--blau-600); color: var(--weiss); }
.btn--primary:hover { background: var(--blau-500); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.btn--ghost { background: transparent; border-color: var(--grau-400); color: var(--navy-900); }
.section--dark .btn--ghost { border-color: var(--navy-700); color: var(--weiss); }
.btn--ghost:hover { border-color: var(--blau-600); color: var(--blau-600); }
.section--dark .btn--ghost:hover { color: var(--akzent-hell); border-color: var(--akzent-hell); }
/* Ghost-Button auf dunklem Hero gut lesbar */
.hero .btn--ghost { border-color: rgba(255,255,255,.45); color: var(--weiss); }
.hero .btn--ghost:hover { border-color: var(--akzent-hell); color: var(--akzent-hell); background: rgba(255,255,255,.06); }

/* ============================== Header ============================== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--grau-200);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 80px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand__mark { width: 46px; height: 46px; flex: none; }
/* Logo wird als kompaktes "Badge" angezeigt: der hochformatige Bild-Upload wird
   auf das eigentliche Logo zugeschnitten (leere grau-blaue Ränder werden ausgeblendet).
   Der mitgelieferte Verlauf-Hintergrund bleibt erhalten, damit die weißen UND blauen
   Logo-Elemente sowohl im hellen Header als auch im dunklen Footer gut lesbar sind. */
.brand__logo {
  height: 56px; width: 110px; flex: none; display: block;
  object-fit: cover; object-position: center 46%;
  border-radius: 10px;
}
.footer-brand .brand__logo { height: 60px; width: 118px; }
@media (max-width: 460px) { .brand__logo { height: 46px; width: 92px; } }
.brand__text { font-family: var(--ff-display); line-height: 1; }
.brand__text strong {
  display: block; font-size: 1.5rem; font-weight: 700; letter-spacing: .03em;
  text-transform: uppercase; color: var(--navy-900);
}
.brand__text span {
  display: block; font-family: var(--ff-body); font-size: .66rem;
  letter-spacing: .2em; text-transform: uppercase; color: var(--blau-600); font-weight: 600;
}
.nav__links { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav__links a {
  font-family: var(--ff-display); text-transform: uppercase; letter-spacing: .06em;
  font-weight: 600; font-size: 1.02rem; padding: 10px 16px; border-radius: var(--rad);
  color: var(--grau-700); transition: var(--trans);
}
.nav__links a:hover, .nav__links a.active { color: var(--navy-900); background: var(--grau-100); }
.nav__links a.active { color: var(--blau-600); }
.nav__cta { margin-left: 12px; }
.nav__toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav__toggle span { display: block; width: 26px; height: 2px; background: var(--navy-900); margin: 5px 0; transition: var(--trans); }

/* ============================== Hero ============================== */
.hero {
  position: relative; color: var(--grau-100); overflow: hidden;
  background:
    linear-gradient(115deg, rgba(13,39,82,.96) 0%, rgba(13,39,82,.82) 50%, rgba(27,95,196,.55) 100%),
    repeating-linear-gradient(135deg, #143672 0 2px, #102e60 2px 26px),
    var(--navy-900);
}
.hero__inner { position: relative; z-index: 2; padding: clamp(80px,13vw,170px) 0 clamp(70px,10vw,130px); max-width: 780px; }
.hero h1 { color: var(--weiss); }
.hero h1 em { font-style: normal; color: var(--akzent-hell); }
.hero__sub { font-size: 1.22rem; color: var(--grau-300); margin: 22px 0 34px; max-width: 56ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__strip { position: relative; z-index: 2; border-top: 1px solid rgba(255,255,255,.1); background: rgba(0,0,0,.18); }
.hero__strip ul { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); }
.hero__strip li { padding: 22px 24px; border-left: 1px solid rgba(255,255,255,.08); }
.hero__strip li:first-child { border-left: 0; }
.hero__strip b { display: block; font-family: var(--ff-display); font-size: 2rem; color: var(--akzent-hell); line-height: 1; }
.hero__strip span { font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--grau-400); }
.hero__trowel { position: absolute; right: -8%; bottom: -10%; width: 58%; max-width: 620px; opacity: .55; z-index: 1; pointer-events: none; }

/* ============================== Grids & Cards ============================== */
.grid { display: grid; gap: 26px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--weiss); border: 1px solid var(--grau-200); border-radius: var(--rad);
  padding: 34px 30px; transition: var(--trans); position: relative; overflow: hidden;
}
.card::after { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 4px; background: var(--blau-600); transform: scaleX(0); transform-origin: left; transition: var(--trans); }
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--grau-300); }
.card:hover::after { transform: scaleX(1); }
.card__icon { width: 56px; height: 56px; display: grid; place-items: center; background: var(--grau-100); border-radius: var(--rad); margin-bottom: 20px; color: var(--blau-600); }
.card__icon svg { width: 30px; height: 30px; }
.card h3 { margin-bottom: 10px; }
.card p { color: var(--grau-600); margin-bottom: 0; font-size: .98rem; }

.card--feature { background: var(--navy-900); color: var(--grau-200); border-color: var(--navy-900); }
.card--feature h3 { color: var(--weiss); }
.card--feature p { color: var(--grau-300); }
.card--feature .card__icon { background: rgba(91,148,230,.18); color: var(--akzent-hell); }
.card--feature .tag { color: var(--akzent-hell); }

.tag { display: inline-block; font-family: var(--ff-display); font-size: .76rem; letter-spacing: .18em; text-transform: uppercase; color: var(--blau-600); margin-bottom: 8px; font-weight: 600; }

/* Split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px,5vw,70px); align-items: center; }
.split__media { border-radius: var(--rad); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--grau-200); background: var(--grau-100); }
.split__media svg { width: 100%; height: auto; display: block; }

/* Checks */
.checks { list-style: none; display: grid; gap: 12px; }
.checks li { display: grid; grid-template-columns: auto 1fr; gap: 12px; align-items: start; color: var(--grau-600); }
.checks li svg { width: 22px; height: 22px; color: var(--blau-600); margin-top: 3px; }
.section--dark .checks li { color: var(--grau-300); }

/* Steps */
.steps { counter-reset: step; display: grid; gap: 4px; }
.step { display: grid; grid-template-columns: auto 1fr; gap: 24px; padding: 26px 0; border-top: 1px solid var(--navy-700); align-items: start; }
.step:last-child { border-bottom: 1px solid var(--navy-700); }
.step__num { counter-increment: step; font-family: var(--ff-display); font-size: 2.4rem; color: var(--akzent-hell); line-height: 1; min-width: 64px; }
.step__num::before { content: counter(step, decimal-leading-zero); }
.step h3 { margin-bottom: 6px; }
.step p { color: var(--grau-300); margin-bottom: 0; }

/* Service-Block */
.service-block { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px,5vw,64px); align-items: center; padding: clamp(40px,6vw,72px) 0; border-top: 1px solid var(--grau-200); }
.service-block:nth-child(even) .service-block__text { order: 2; }
.service-block ul.checks { margin-top: 18px; }

/* Referenzen */
.ref-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.ref { border-radius: var(--rad); overflow: hidden; border: 1px solid var(--grau-200); background: var(--weiss); transition: var(--trans); }
.ref:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.ref__img { aspect-ratio: 4/3; background: var(--grau-200); }
.ref__img svg { width: 100%; height: 100%; }
.ref__body { padding: 22px 24px; }
.ref__body .tag { margin-bottom: 6px; }
.ref__body h3 { font-size: 1.25rem; margin-bottom: 6px; }
.ref__body p { color: var(--grau-600); font-size: .94rem; margin: 0; }

/* Zitat */
.quote { max-width: 760px; margin: 0 auto; text-align: center; }
.quote blockquote { font-family: var(--ff-display); font-weight: 500; font-size: clamp(1.5rem,3.2vw,2.4rem); line-height: 1.2; color: var(--weiss); text-transform: none; }
.quote blockquote span { color: var(--akzent-hell); }
.quote cite { display: block; margin-top: 22px; font-style: normal; letter-spacing: .14em; text-transform: uppercase; font-size: .82rem; color: var(--grau-400); }

/* CTA-Band */
.cta-band { background: linear-gradient(120deg, var(--blau-600) 0%, var(--navy-800) 100%); color: var(--weiss); border-radius: var(--rad); padding: clamp(40px,6vw,64px); display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; }
.cta-band h2 { color: var(--weiss); }
.cta-band p { margin: 0; color: rgba(255,255,255,.85); font-size: 1.1rem; }
.cta-band .btn--primary { background: var(--weiss); color: var(--navy-900); }
.cta-band .btn--primary:hover { background: var(--grau-100); }

/* Kontakt */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(30px,5vw,60px); align-items: start; }
.info-list { list-style: none; display: grid; gap: 22px; margin-top: 26px; }
.info-list li { display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: start; }
.info-list .ico { width: 46px; height: 46px; display: grid; place-items: center; background: var(--grau-100); border-radius: var(--rad); color: var(--blau-600); }
.info-list .ico svg { width: 22px; height: 22px; }
.info-list b { font-family: var(--ff-display); font-size: 1.05rem; letter-spacing: .04em; text-transform: uppercase; color: var(--navy-900); }
.info-list span, .info-list a { color: var(--grau-600); }
.info-list a:hover { color: var(--blau-600); }

form.contact-form { background: var(--weiss); border: 1px solid var(--grau-200); border-radius: var(--rad); padding: clamp(26px,4vw,40px); box-shadow: var(--shadow-sm); }
.field { margin-bottom: 18px; }
.field label { display: block; font-family: var(--ff-display); text-transform: uppercase; letter-spacing: .08em; font-size: .9rem; font-weight: 600; margin-bottom: 7px; color: var(--grau-700); }
.field input, .field textarea, .field select { width: 100%; padding: 13px 15px; border: 1px solid var(--grau-300); border-radius: var(--rad); font-family: var(--ff-body); font-size: 1rem; background: var(--grau-50); color: var(--navy-900); transition: var(--trans); }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--blau-600); background: var(--weiss); box-shadow: 0 0 0 3px rgba(27,95,196,.16); }
.field textarea { resize: vertical; min-height: 130px; }
.field--row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-note { font-size: .85rem; color: var(--grau-500); margin-top: 4px; }

/* Page-Head */
.page-head {
  color: var(--grau-100); padding: clamp(64px,9vw,120px) 0 clamp(48px,7vw,84px);
  background:
    linear-gradient(120deg, rgba(13,39,82,.96), rgba(27,95,196,.6)),
    repeating-linear-gradient(135deg, #143672 0 2px, #102e60 2px 26px),
    var(--navy-900);
}
.page-head h1 { color: var(--weiss); max-width: 18ch; }
.page-head .lead { margin-top: 16px; color: var(--grau-300); }
.crumbs { font-family: var(--ff-display); text-transform: uppercase; letter-spacing: .14em; font-size: .82rem; color: var(--grau-400); margin-bottom: 18px; }
.crumbs a:hover { color: var(--akzent-hell); }
.crumbs span { color: var(--akzent-hell); }

/* Legal / Textseiten */
.legal { max-width: 820px; }
.legal h2 { font-size: clamp(1.5rem,3vw,2.1rem); margin: 44px 0 14px; padding-top: 22px; border-top: 2px solid var(--grau-200); }
.legal h2:first-of-type { border-top: 0; padding-top: 0; margin-top: 0; }
.legal h3 { font-size: 1.2rem; margin: 26px 0 8px; color: var(--blau-600); text-transform: none; letter-spacing: 0; }
.legal p { color: var(--grau-600); font-size: .98rem; }
.legal a { color: var(--blau-600); word-break: break-word; }
.legal a:hover { text-decoration: underline; }
.legal .addr { background: var(--grau-100); border-left: 4px solid var(--blau-600); padding: 18px 22px; border-radius: var(--rad); margin: 8px 0 22px; }
.legal .addr p { margin: 0; color: var(--navy-900); }

/* Video */
.video-frame {
  width: min(330px, 82vw);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 3px solid rgba(255,255,255,.12);
  background: #000;
  position: relative;
}
.video-frame video { width: 100%; display: block; aspect-ratio: 9 / 16; object-fit: cover; }
.video-frame .video-badge {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  display: inline-flex; align-items: center; gap: 7px;
  background: rgba(13,39,82,.78); color: #fff; backdrop-filter: blur(4px);
  font-family: var(--ff-display); text-transform: uppercase; letter-spacing: .1em;
  font-size: .72rem; font-weight: 600; padding: 6px 11px; border-radius: 99px;
}
.video-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--akzent-hell); box-shadow: 0 0 0 0 rgba(91,148,230,.6); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(91,148,230,.55);} 70% { box-shadow: 0 0 0 9px rgba(91,148,230,0);} 100% { box-shadow: 0 0 0 0 rgba(91,148,230,0);} }

/* Galerie (Masonry) */
.gallery { columns: 3 290px; column-gap: 18px; }
.gal {
  display: block; position: relative; margin: 0 0 18px;
  border-radius: var(--rad); overflow: hidden; break-inside: avoid;
  border: 1px solid var(--grau-200); background: var(--grau-100); cursor: zoom-in;
  box-shadow: var(--shadow-sm);
}
.gal img { width: 100%; display: block; transition: transform .55s cubic-bezier(.2,.7,.2,1); }
.gal:hover img { transform: scale(1.06); }
.gal__cap {
  position: absolute; inset: auto 0 0 0; padding: 34px 16px 14px;
  background: linear-gradient(to top, rgba(13,39,82,.9), rgba(13,39,82,0));
  color: #fff; font-family: var(--ff-display); text-transform: uppercase;
  letter-spacing: .04em; font-size: 1.05rem; line-height: 1.1;
  opacity: 0; transform: translateY(10px); transition: var(--trans); pointer-events: none;
}
.gal:hover .gal__cap { opacity: 1; transform: none; }
.gal--video .gal__cap { opacity: 1; transform: none; }
.gal__cap .tag { display: block; color: var(--akzent-hell); font-size: .72rem; margin-bottom: 3px; }
.gal--video { cursor: default; }
.gal--video video { width: 100%; display: block; aspect-ratio: 9/16; object-fit: cover; background:#000; }

/* Lightbox */
.lb { position: fixed; inset: 0; z-index: 1000; background: rgba(13,39,82,.95); display: none; align-items: center; justify-content: center; padding: 24px; }
.lb.open { display: flex; }
.lb__img { max-width: 92vw; max-height: 84vh; border-radius: 6px; box-shadow: 0 30px 70px rgba(0,0,0,.55); }
.lb__cap { position: absolute; bottom: 20px; left: 0; right: 0; text-align: center; color: #fff; font-family: var(--ff-display); letter-spacing: .06em; text-transform: uppercase; font-size: .95rem; padding: 0 60px; }
.lb__cap .tag { color: var(--akzent-hell); margin-right: 10px; }
.lb__btn { position: absolute; background: rgba(255,255,255,.12); border: 0; color: #fff; width: 52px; height: 52px; border-radius: 50%; cursor: pointer; display: grid; place-items: center; transition: var(--trans); }
.lb__btn:hover { background: var(--blau-600); }
.lb__btn svg { width: 24px; height: 24px; }
.lb__close { top: 20px; right: 20px; }
.lb__prev { left: 20px; top: 50%; transform: translateY(-50%); }
.lb__next { right: 20px; top: 50%; transform: translateY(-50%); }
@media (max-width: 600px) { .lb__prev { left: 8px; } .lb__next { right: 8px; } .lb__btn { width: 44px; height: 44px; } }

/* Scroll-Schichtaufbau */
.layers-scroll { position: relative; }
.layers-sticky {
  position: sticky; top: 0; min-height: 100vh;
  display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(30px,5vw,70px);
  align-items: center; padding: 40px 0;
}
.layers-stage { position: relative; }
.layers-stage svg { width: 100%; height: auto; display: block; filter: drop-shadow(0 24px 40px rgba(13,39,82,.18)); }
.ly { opacity: 0; transform: translateY(26px); transition: opacity .55s ease, transform .55s cubic-bezier(.2,.7,.2,1); }
.ly.show { opacity: 1; transform: none; }
.ly-status {
  display: inline-flex; align-items: center; gap: 12px; margin-top: 24px;
  background: var(--weiss); border: 1px solid var(--grau-200); border-radius: 99px;
  padding: 8px 8px 8px 18px; box-shadow: var(--shadow-sm);
}
.ly-status .ly-count {
  font-family: var(--ff-display); font-weight: 700; font-size: 1rem; color: #fff;
  background: var(--blau-600); border-radius: 99px; padding: 5px 12px; min-width: 54px; text-align: center;
}
.ly-status .ly-name { font-family: var(--ff-display); text-transform: uppercase; letter-spacing: .06em; color: var(--navy-900); font-size: 1.02rem; }
.ly-progress { margin-top: 18px; height: 5px; background: var(--grau-200); border-radius: 99px; overflow: hidden; max-width: 320px; }
.ly-progress > i { display: block; height: 100%; width: 0; background: linear-gradient(90deg,var(--blau-500),var(--blau-600)); transition: width .25s ease; }
.scroll-hint { display: inline-flex; align-items: center; gap: 8px; margin-top: 18px; color: var(--grau-500); font-size: .85rem; letter-spacing: .04em; }
.scroll-hint svg { width: 16px; height: 16px; animation: nudge 1.6s infinite; }
@keyframes nudge { 0%,100% { transform: translateY(0);} 50% { transform: translateY(4px);} }
@media (max-width: 820px) {
  .layers-sticky { grid-template-columns: 1fr; gap: 24px; text-align: left; }
  .layers-stage { order: -1; }
}

/* Einsatzbereiche / Flächen */
.area-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.area {
  display: flex; align-items: center; gap: 16px; padding: 20px 22px;
  background: var(--weiss); border: 1px solid var(--grau-200); border-radius: var(--rad);
  transition: var(--trans); position: relative; overflow: hidden;
}
.area::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--blau-600); transform: scaleY(0); transform-origin: top; transition: var(--trans); }
.area:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--grau-300); }
.area:hover::before { transform: scaleY(1); }
.area__ic { width: 50px; height: 50px; flex: none; display: grid; place-items: center; background: var(--grau-100); border-radius: 50%; color: var(--blau-600); transition: var(--trans); }
.area:hover .area__ic { background: var(--blau-600); color: #fff; transform: rotate(-6deg) scale(1.08); }
.area__ic svg { width: 26px; height: 26px; }
.area b { font-family: var(--ff-display); text-transform: uppercase; letter-spacing: .04em; font-size: 1.12rem; color: var(--navy-900); line-height: 1.1; }
@media (max-width: 820px) { .area-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .area-grid { grid-template-columns: 1fr; } }

/* Reveal */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .ly { opacity: 1; transform: none; }
  .reveal { opacity: 1; transform: none; }
}

/* Footer */
.site-footer { background: var(--navy-900); color: var(--grau-300); padding: clamp(56px,7vw,84px) 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid var(--navy-700); }
.footer-grid h4 { color: var(--weiss); font-size: 1.05rem; letter-spacing: .1em; margin-bottom: 18px; }
.footer-grid ul { list-style: none; display: grid; gap: 10px; }
.footer-grid a { color: var(--grau-300); transition: var(--trans); }
.footer-grid a:hover { color: var(--akzent-hell); }
.footer-grid p { color: var(--grau-400); font-size: .95rem; }
.footer-brand .brand__text strong { color: var(--weiss); }
.foot-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding-top: 24px; font-size: .85rem; color: var(--grau-500); }
.foot-bottom a:hover { color: var(--akzent-hell); }

/* WhatsApp-Button (schwebend, unten rechts, auf allen Seiten per JS eingebunden) */
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 900;
  width: 60px; height: 60px; border-radius: 50%;
  background: #25D366; color: #fff;
  display: grid; place-items: center;
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
  transition: transform .2s ease, box-shadow .2s ease;
}
.wa-float:hover { transform: scale(1.08); color: #fff; box-shadow: 0 10px 30px rgba(0,0,0,.32); }
.wa-float svg { width: 34px; height: 34px; }
.wa-float::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: #25D366; z-index: -1; animation: waPulse 2.4s ease-out infinite;
}
.wa-float::after {
  content: "Auf WhatsApp schreiben"; position: absolute; right: 74px;
  white-space: nowrap; background: var(--navy-900); color: #fff;
  font-family: var(--ff-body); font-size: .85rem; font-weight: 600;
  padding: 9px 13px; border-radius: 9px; box-shadow: var(--shadow);
  opacity: 0; pointer-events: none; transform: translateX(8px);
  transition: opacity .2s ease, transform .2s ease;
}
.wa-float:hover::after { opacity: 1; transform: translateX(0); }
@keyframes waPulse { 0% { transform: scale(1); opacity: .55; } 70% { transform: scale(1.6); opacity: 0; } 100% { opacity: 0; } }
@media (max-width: 460px) {
  .wa-float { width: 54px; height: 54px; right: 16px; bottom: 16px; }
  .wa-float svg { width: 30px; height: 30px; }
  .wa-float::after { display: none; }
}
@media (prefers-reduced-motion: reduce) { .wa-float::before { animation: none; } }

/* Responsive */
@media (max-width: 960px) {
  .grid--3, .grid--4, .ref-grid { grid-template-columns: repeat(2, 1fr); }
  .hero__strip ul { grid-template-columns: repeat(2,1fr); }
  .hero__strip li:nth-child(3) { border-left: 0; }
}
@media (max-width: 820px) {
  .nav__links { position: fixed; inset: 80px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--weiss); border-bottom: 1px solid var(--grau-200); padding: 14px 24px 22px; transform: translateY(-130%); transition: var(--trans); box-shadow: var(--shadow); }
  .nav__links.open { transform: none; }
  .nav__links a { padding: 14px 8px; border-bottom: 1px solid var(--grau-200); }
  .nav__cta { margin: 12px 0 0; }
  .nav__toggle { display: block; }
  .nav__toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav__toggle.active span:nth-child(2) { opacity: 0; }
  .nav__toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}
@media (max-width: 700px) {
  .grid--3, .grid--4, .grid--2, .ref-grid, .split, .service-block, .contact-grid, .field--row { grid-template-columns: 1fr; }
  .service-block:nth-child(even) .service-block__text { order: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta-band { grid-template-columns: 1fr; text-align: left; }
  .hero__strip ul { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 460px) { .footer-grid { grid-template-columns: 1fr; } body { font-size: 16px; } }