/* ===================================================
   GGS Facility Management – Stylesheet
   =================================================== */

/* ── Reset & Base ───────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue:        #1a5fa8;
  --blue-dark:   #134a87;
  --blue-light:  #e8f1fb;
  --accent:      #f39c12;
  --text:        #1e2535;
  --text-muted:  #5a6478;
  --bg:          #ffffff;
  --bg-soft:     #f7f9fc;
  --border:      #dde3ef;
  --radius:      12px;
  --radius-sm:   8px;
  --shadow-sm:   0 2px 8px rgba(26,95,168,.08);
  --shadow:      0 4px 24px rgba(26,95,168,.12);
  --shadow-lg:   0 8px 48px rgba(26,95,168,.18);
  --transition:  .2s ease;
  --container:   1200px;
  --font-head:   'Montserrat', sans-serif;
  --font-body:   'Inter', sans-serif;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }
a:hover { color: var(--blue); }

ul { list-style: none; }

address { font-style: normal; }

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

/* ── Buttons ────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.btn--primary { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn--primary:hover { background: var(--blue-dark); border-color: var(--blue-dark); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow); }
.btn--outline { background: transparent; color: var(--blue); border-color: var(--blue); }
.btn--outline:hover { background: var(--blue); color: #fff; transform: translateY(-1px); }
.btn--large { padding: 18px 36px; font-size: 1.05rem; }
.btn--full { width: 100%; justify-content: center; }

/* ── Section Helpers ────────────────────────────── */
.section { padding: 96px 0; }

.section__header { text-align: center; margin-bottom: 56px; }

.section__label {
  display: inline-block;
  background: var(--blue-light);
  color: var(--blue);
  font-family: var(--font-head);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section__label--light { background: rgba(255,255,255,.15); color: #fff; }

.section__title {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}
.section__title--light { color: #fff; }

.section__sub { color: var(--text-muted); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }
.section__sub--light { color: rgba(255,255,255,.8); }

.section__cta { text-align: center; margin-top: 48px; }

/* ── Top Bar ────────────────────────────────────── */
.topbar {
  background: var(--blue);
  color: rgba(255,255,255,.9);
  font-size: .85rem;
  padding: 10px 0;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.topbar__left { display: flex; gap: 20px; flex-wrap: wrap; }
.topbar__link {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,.9);
  transition: var(--transition);
}
.topbar__link:hover { color: #fff; }
.topbar__link svg { width: 15px; height: 15px; fill: rgba(255,255,255,.7); flex-shrink: 0; }
.topbar__badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: rgba(255,255,255,.9);
}
.topbar__badge svg { width: 14px; height: 14px; fill: var(--accent); flex-shrink: 0; }

/* ── Header ─────────────────────────────────────── */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}
.header.scrolled { box-shadow: var(--shadow); }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo__icon { width: 40px; height: 40px; }
.logo__text { display: flex; flex-direction: column; }
.logo__name {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
}
.logo__sub {
  font-size: .72rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: .04em;
}
.logo--light .logo__name { color: #fff; }
.logo--light .logo__sub { color: rgba(255,255,255,.7); }

/* Nav */
.nav { display: flex; align-items: center; gap: 4px; }
.nav__link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
}
.nav__link:hover { color: var(--blue); background: var(--blue-light); }
.nav__link--cta {
  background: var(--blue);
  color: #fff !important;
  padding: 10px 20px;
  margin-left: 8px;
  font-family: var(--font-head);
  font-weight: 600;
}
.nav__link--cta:hover { background: var(--blue-dark); color: #fff; }

/* Mobile Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}
.menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile Nav */
.mobile-nav {
  display: none;
  flex-direction: column;
  background: #fff;
  border-top: 1px solid var(--border);
  padding: 16px 24px 24px;
  gap: 4px;
}
.mobile-nav.open { display: flex; }
.mobile-nav__link {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  color: var(--text);
  transition: var(--transition);
}
.mobile-nav__link:hover { background: var(--blue-light); color: var(--blue); }
.mobile-nav__link--cta {
  background: var(--blue);
  color: #fff;
  text-align: center;
  margin-top: 8px;
  font-family: var(--font-head);
  font-weight: 600;
}

/* ── Hero ────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: calc(100vh - 112px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue) 60%, #2878c8 100%);
  padding: 80px 0 60px;
}
.hero__bg { position: absolute; inset: 0; pointer-events: none; }
.hero__shape {
  position: absolute;
  border-radius: 50%;
  opacity: .06;
  background: #fff;
}
.hero__shape--1 { width: 600px; height: 600px; top: -200px; right: -100px; }
.hero__shape--2 { width: 400px; height: 400px; bottom: -150px; left: -100px; }

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 64px;
  align-items: center;
}
.hero__content { color: #fff; }

.hero__badge {
  display: inline-block;
  background: rgba(255,255,255,.15);
  color: rgba(255,255,255,.9);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,.2);
  margin-bottom: 24px;
}
.hero__title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
}
.highlight {
  position: relative;
  display: inline-block;
}
.highlight::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
}
.hero__sub {
  font-size: 1.15rem;
  color: rgba(255,255,255,.85);
  margin-bottom: 40px;
  line-height: 1.7;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero .btn--outline { border-color: rgba(255,255,255,.5); color: #fff; }
.hero .btn--outline:hover { background: rgba(255,255,255,.15); border-color: #fff; color: #fff; }
.hero__trust { display: flex; gap: 24px; flex-wrap: wrap; }
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .88rem;
  color: rgba(255,255,255,.85);
  font-weight: 500;
}
.trust-item svg { width: 18px; height: 18px; fill: none; stroke: #4ade80; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

/* Hero Visual Card */
.hero__visual { flex-shrink: 0; }
.hero__card {
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 20px;
  padding: 40px;
  text-align: center;
  color: #fff;
  width: 260px;
}
.hero__card-icon { margin: 0 auto 20px; width: 80px; height: 80px; }
.hero__card-icon svg { width: 80px; height: 80px; }
.hero__card-title { font-family: var(--font-head); font-size: 1rem; font-weight: 700; margin-bottom: 16px; line-height: 1.4; }
.hero__stars { font-size: 1.4rem; color: var(--accent); letter-spacing: 2px; }

.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.5);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid rgba(255,255,255,.4);
  border-bottom: 2px solid rgba(255,255,255,.4);
  transform: rotate(45deg);
  animation: bounce 1.5s infinite;
}
@keyframes bounce {
  0%, 100% { transform: rotate(45deg) translateY(0); }
  50% { transform: rotate(45deg) translateY(5px); }
}

/* ── Leistungen ─────────────────────────────────── */
.leistungen { background: var(--bg-soft); }
.leistungen__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.service-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--blue); }
.service-card--featured {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.service-card--featured .service-card__desc { color: rgba(255,255,255,.85); }
.service-card--featured .service-card__list li { color: rgba(255,255,255,.9); }
.service-card--featured .service-card__list li::before { color: rgba(255,255,255,.6); }
.service-card--featured:hover { background: var(--blue-dark); }

.service-card__badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--accent);
  color: #fff;
  font-size: .72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
  letter-spacing: .04em;
}

.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.service-card__icon--blue { background: var(--blue-light); color: var(--blue); }
.service-card__icon--white { background: rgba(255,255,255,.2); color: #fff; }
.service-card__icon svg { width: 28px; height: 28px; fill: none; stroke: currentColor; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }

.service-card__title {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.service-card__desc { color: var(--text-muted); font-size: .92rem; margin-bottom: 20px; line-height: 1.6; }
.service-card__list { display: flex; flex-direction: column; gap: 6px; }
.service-card__list li {
  font-size: .87rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.service-card__list li::before {
  content: '✓';
  color: var(--blue);
  font-weight: 700;
  flex-shrink: 0;
}

/* ── Über uns ───────────────────────────────────── */
.ueber-uns { background: var(--bg); }
.ueber-uns__inner {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 80px;
  align-items: start;
}
.ueber-uns__intro { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 36px; line-height: 1.75; }
.ueber-uns__text .section__label,
.ueber-uns__text .section__title { text-align: left; }
.ueber-uns__text .section__title { margin-bottom: 20px; }

.vorteile__list { display: flex; flex-direction: column; gap: 24px; }
.vorteil { display: flex; gap: 16px; align-items: flex-start; }
.vorteil__icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.vorteil__icon svg { width: 20px; height: 20px; fill: none; stroke: var(--blue); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.vorteil strong { display: block; font-family: var(--font-head); font-weight: 700; margin-bottom: 4px; }
.vorteil p { font-size: .9rem; color: var(--text-muted); }

.ueber-uns__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-self: start;
  position: sticky;
  top: 100px;
}
.stat-box {
  background: var(--blue);
  color: #fff;
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
}
.stat-box:nth-child(even) { background: var(--blue-dark); }
.stat-box__number {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-box__label { font-size: .82rem; color: rgba(255,255,255,.8); font-weight: 500; }

/* ── Prozess ────────────────────────────────────── */
.prozess { background: var(--bg-soft); }
.prozess__steps {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
.prozess__step {
  flex: 1;
  min-width: 220px;
  max-width: 300px;
  text-align: center;
  padding: 40px 32px;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.prozess__number {
  width: 56px;
  height: 56px;
  background: var(--blue);
  color: #fff;
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.prozess__step h3 { font-family: var(--font-head); font-size: 1.05rem; font-weight: 700; margin-bottom: 12px; }
.prozess__step p { font-size: .9rem; color: var(--text-muted); line-height: 1.6; }
.prozess__arrow { flex-shrink: 0; color: var(--blue-light); }
.prozess__arrow svg { width: 32px; height: 32px; fill: none; stroke: var(--blue); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; opacity: .4; }

/* ── Einsatzgebiet ──────────────────────────────── */
.einsatzgebiet {
  background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue) 100%);
  color: #fff;
}
.einsatzgebiet__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}
.gebiet-card {
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius);
  padding: 40px 32px;
  text-align: center;
  transition: background var(--transition), transform var(--transition);
}
.gebiet-card:hover { background: rgba(255,255,255,.18); transform: translateY(-4px); }
.gebiet-card--featured {
  background: rgba(255,255,255,.2);
  border-color: rgba(255,255,255,.4);
}
.gebiet-card svg { width: 48px; height: 48px; fill: rgba(255,255,255,.5); margin: 0 auto 20px; }
.gebiet-card h3 { font-family: var(--font-head); font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; }
.gebiet-card p { font-size: .9rem; color: rgba(255,255,255,.8); line-height: 1.6; }

.einsatzgebiet__note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-sm);
  padding: 16px 24px;
  font-size: .9rem;
  color: rgba(255,255,255,.85);
  text-align: center;
}
.einsatzgebiet__note svg { width: 20px; height: 20px; fill: none; stroke: rgba(255,255,255,.7); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

/* ── FAQ ────────────────────────────────────────── */
.faq { background: var(--bg); }
.faq__list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq__item {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq__item[open] { border-color: var(--blue); }
.faq__question {
  padding: 20px 24px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: color var(--transition);
  user-select: none;
}
.faq__question::-webkit-details-marker { display: none; }
.faq__question::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--blue);
  flex-shrink: 0;
  transition: transform var(--transition);
}
.faq__item[open] .faq__question { color: var(--blue); }
.faq__item[open] .faq__question::after { transform: rotate(45deg); }
.faq__answer {
  padding: 0 24px 20px;
  color: var(--text-muted);
  font-size: .95rem;
  line-height: 1.7;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* ── Kontakt ────────────────────────────────────── */
.kontakt { background: var(--bg-soft); }
.kontakt__grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  align-items: start;
}
.kontakt__info { display: flex; flex-direction: column; gap: 16px; }
.kontakt__card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
}
.kontakt__icon {
  width: 44px;
  height: 44px;
  background: var(--blue-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.kontakt__icon svg { width: 20px; height: 20px; fill: var(--blue); }
.kontakt__card strong { display: block; font-weight: 700; margin-bottom: 4px; font-size: .9rem; }
.kontakt__card a, .kontakt__card p, .kontakt__card address {
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.5;
}
.kontakt__card a:hover { color: var(--blue); }

/* Form */
.kontakt__form {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form__group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.form__group label { font-size: .9rem; font-weight: 600; color: var(--text); }
.form__group input,
.form__group select,
.form__group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--text);
  background: #fff;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.form__group input:focus,
.form__group select:focus,
.form__group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(26,95,168,.1);
}
.form__group textarea { resize: vertical; min-height: 120px; }
.form__group select { cursor: pointer; }

.form__group--checkbox {
  flex-direction: row;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 24px;
}
.form__group--checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
  cursor: pointer;
  accent-color: var(--blue);
}
.form__group--checkbox label { font-weight: 400; font-size: .88rem; color: var(--text-muted); cursor: pointer; }
.form__group--checkbox label a { color: var(--blue); text-decoration: underline; }

.form__success {
  margin-top: 16px;
  padding: 16px;
  background: #d1fae5;
  border: 1px solid #6ee7b7;
  border-radius: var(--radius-sm);
  color: #065f46;
  font-size: .9rem;
  font-weight: 500;
  display: none;
}
.form__success.show { display: block; }

/* ── Footer ─────────────────────────────────────── */
.footer {
  background: var(--text);
  color: rgba(255,255,255,.7);
  padding-top: 64px;
}
.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer__tagline { font-size: .88rem; color: rgba(255,255,255,.5); margin-top: 16px; line-height: 1.7; }
.footer__links h4 {
  font-family: var(--font-head);
  font-size: .85rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 20px;
}
.footer__links ul { display: flex; flex-direction: column; gap: 10px; }
.footer__links a {
  font-size: .88rem;
  color: rgba(255,255,255,.6);
  transition: var(--transition);
}
.footer__links a:hover { color: #fff; }

.footer__bottom {
  padding: 20px 0;
  text-align: center;
}
.footer__bottom p { font-size: .8rem; color: rgba(255,255,255,.4); }

/* ── WhatsApp Float ─────────────────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 56px;
  height: 56px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,.4);
  transition: transform var(--transition), box-shadow var(--transition);
  z-index: 200;
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 24px rgba(37,211,102,.5); }
.whatsapp-float svg { width: 30px; height: 30px; fill: #fff; }

/* ── Back to Top ────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 96px;
  right: 28px;
  width: 44px;
  height: 44px;
  background: var(--blue);
  border: none;
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
  z-index: 200;
}
.back-to-top.show { opacity: 1; visibility: visible; }
.back-to-top:hover { transform: translateY(-2px); background: var(--blue-dark); }
.back-to-top svg { width: 20px; height: 20px; fill: none; stroke: #fff; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }

/* ── Responsive ─────────────────────────────────── */
@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .hero__visual { display: none; }
  .ueber-uns__inner { grid-template-columns: 1fr; gap: 48px; }
  .ueber-uns__stats { position: static; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .nav { display: none; }
  .menu-toggle { display: flex; }
  .hero { min-height: auto; padding: 60px 0 80px; }
  .hero__title { font-size: 2rem; }
  .hero__actions { flex-direction: column; }
  .hero__trust { gap: 12px; }
  .einsatzgebiet__grid { grid-template-columns: 1fr; }
  .kontakt__grid { grid-template-columns: 1fr; gap: 32px; }
  .kontakt__form { padding: 28px 24px; }
  .form__row { grid-template-columns: 1fr; }
  .prozess__arrow { display: none; }
  .prozess__steps { flex-direction: column; align-items: stretch; }
  .prozess__step { max-width: none; }
  .leistungen__grid { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; gap: 32px; }
  .footer__brand { grid-column: auto; }
  .topbar__right { display: none; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero__title { font-size: 1.75rem; }
  .btn--large { padding: 14px 24px; font-size: .95rem; }
  .whatsapp-float { bottom: 20px; right: 20px; }
  .back-to-top { bottom: 84px; right: 20px; }
}

/* ── Print ──────────────────────────────────────── */
@media print {
  .topbar, .header, .hero__scroll, .whatsapp-float, .back-to-top { display: none; }
  .hero { min-height: auto; padding: 32px 0; background: none; color: var(--text); }
  .hero__title, .hero__sub, .hero__badge, .trust-item { color: var(--text); }
  .hero .highlight::after { display: none; }
}