/* ============================================================
   GRIDWORX — Design System
   Weiß / Schwarz / Royalblau. Große, enge Headlines (Inter Tight),
   nummerierte Sektions-Labels, flächige Buttons, Schwarz nur im Footer.
   ============================================================ */

:root {
  --bg: #ffffff;
  --bg-elev: #f4f7fc;
  --bg-card: #ffffff;
  --border: rgba(9, 17, 34, 0.1);
  --border-strong: rgba(9, 17, 34, 0.18);
  --text: #101623;
  --text-muted: #545f6e;
  --text-faint: #8a94a2;
  --accent: #2563eb;
  --accent-strong: #1d4ed8;
  --accent-soft: rgba(37, 99, 235, 0.07);
  --ink: #090b0e;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05);
  --shadow-md: 0 1px 3px rgba(16, 24, 40, 0.05), 0 12px 32px -12px rgba(16, 24, 40, 0.14);
  --radius: 14px;
  --radius-sm: 9px;
  --container: 1160px;
  --font-body: Arial, Helvetica, "Segoe UI", sans-serif;
  --font-head: "Space Mono", "Courier New", ui-monospace, monospace;
  --font-brand: "Space Mono", "Courier New", monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  counter-reset: eyebrow;
}

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

a { color: inherit; text-decoration: none; }

a, button { -webkit-tap-highlight-color: transparent; }

::selection { background: rgba(37, 99, 235, 0.18); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 max(24px, env(safe-area-inset-left)) 0 max(24px, env(safe-area-inset-right));
}

/* ---------- Typografie ---------- */

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--ink);
}

h1 { font-size: clamp(2rem, 4.6vw, 3.6rem); }
h2 { font-size: clamp(1.45rem, 2.8vw, 2.15rem); }
h3 { font-size: 1.08rem; line-height: 1.3; }

.lead {
  font-size: clamp(1.05rem, 1.5vw, 1.22rem);
  color: var(--text-muted);
  max-width: 660px;
  line-height: 1.7;
}

/* Nummerierte Sektions-Labels im Stil "/01 LABEL" */
.eyebrow {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.eyebrow::before {
  counter-increment: eyebrow;
  content: "/" counter(eyebrow, decimal-leading-zero);
  font-weight: 700;
  opacity: 0.55;
}

.gradient-text {
  background: none;
  color: var(--accent);
}

/* ---------- Header ---------- */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.86);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.site-header.scrolled {
  border-bottom-color: var(--border);
  background: rgba(255, 255, 255, 0.96);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}

.brand {
  display: flex;
  align-items: center;
  color: var(--ink);
}

.brand-name {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.brand-slash {
  font-weight: 400;
  opacity: 0.55;
}

.brand-cursor {
  display: inline-block;
  margin-left: 1px;
  animation: brand-blink 1.1s steps(1) infinite;
}

@keyframes brand-blink {
  50% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .brand-cursor { animation: none; }
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}

.main-nav > a:not(.nav-cta) {
  font-size: 0.93rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.main-nav > a:not(.nav-cta):hover { color: var(--ink); }

.main-nav > a.active:not(.nav-cta) { color: var(--ink); font-weight: 600; }

.main-nav > a.active:not(.nav-cta) {
  position: relative;
}

.main-nav > a.active:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -8px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
}

.nav-cta { margin-left: 8px; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  width: 42px;
  height: 42px;
  cursor: pointer;
  position: relative;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 18px;
  height: 2px;
  background: var(--ink);
  transform: translateX(-50%);
  transition: 0.25s ease;
}

.nav-toggle span { top: 50%; margin-top: -1px; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

.nav-open .nav-toggle span { background: transparent; }
.nav-open .nav-toggle span::before { top: 0; transform: translateX(-50%) rotate(45deg); }
.nav-open .nav-toggle span::after { top: 0; transform: translateX(-50%) rotate(-45deg); }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.94rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.btn-primary,
.btn-accent {
  background: var(--accent);
  color: #ffffff;
}

.btn-primary:hover,
.btn-accent:hover {
  background: var(--accent-strong);
  transform: translateY(-1px);
  box-shadow: 0 12px 28px -10px rgba(37, 99, 235, 0.55);
}

.btn-ghost {
  background: #ffffff;
  color: var(--ink);
  border-color: var(--border-strong);
}

.btn-ghost:hover {
  border-color: var(--ink);
  background: rgba(9, 17, 34, 0.03);
}

.btn .arrow { transition: transform 0.2s ease; }
.btn:hover .arrow { transform: translateX(3px); }

.nav-cta { padding: 10px 20px; font-size: 0.88rem; }

/* ---------- Hero (Startseite, zentriert) ---------- */

.hero {
  position: relative;
  padding: 200px 0 120px;
  overflow: hidden;
  text-align: center;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(9, 17, 34, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(9, 17, 34, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 85% 65% at 50% 15%, #000 25%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 85% 65% at 50% 15%, #000 25%, transparent 72%);
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  top: -260px;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 560px;
  background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.09) 0%, transparent 65%);
  pointer-events: none;
}

.hero .container { position: relative; }

.hero h1 { max-width: 980px; margin: 0 auto 28px; }

.hero .lead { margin: 0 auto 42px; }

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

.cta-caption {
  margin-top: 22px;
  font-size: 0.85rem;
  color: var(--text-faint);
}

/* ---------- Unterseiten-Hero (zentriert) ---------- */

.page-hero {
  position: relative;
  padding: 180px 0 88px;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #f4f8fe 0%, var(--bg) 100%);
  text-align: center;
}

.page-hero .hero-grid-bg { opacity: 0.85; }

.page-hero h1 { max-width: 920px; margin: 0 auto 24px; font-size: clamp(1.8rem, 4vw, 3rem); }

.page-hero .lead { margin: 0 auto; }

.page-hero .container { position: relative; }

.page-hero .hero-actions { margin-top: 38px; }

/* ---------- Sektionen ---------- */

.section { padding: 104px 0; }

.section-alt {
  background: var(--bg-elev);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-head {
  max-width: 760px;
  margin-bottom: 60px;
}

.section-head.centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-head.centered .eyebrow { justify-content: center; }

.section-head h2 { margin-bottom: 18px; }

.section-head p:not(.eyebrow) { color: var(--text-muted); font-size: 1.04rem; }

/* ---------- Karten & Grids ---------- */

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card-grid.two { grid-template-columns: repeat(2, 1fr); }
.card-grid.four { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.card:hover {
  border-color: rgba(37, 99, 235, 0.35);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card h3 { font-size: 1.12rem; }

.card p { color: var(--text-muted); font-size: 0.95rem; }

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-soft);
  border: 1px solid rgba(37, 99, 235, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 6px;
}

.card-icon svg { width: 20px; height: 20px; }
.card-icon svg * { stroke-width: 1.75; }

.card-link {
  margin-top: auto;
  padding-top: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card-link .arrow { transition: transform 0.2s ease; }
.card:hover .card-link .arrow { transform: translateX(4px); }

a.card { cursor: pointer; }

/* ---------- Feature-Zeilen (abwechselnd Text/Visual) ---------- */

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
  padding: 60px 0;
}

.feature-row + .feature-row { border-top: 1px solid var(--border); }

.feature-row.reverse .feature-text { order: 2; }
.feature-row.reverse .feature-visual { order: 1; }

.feature-text h3 {
  font-size: clamp(1.2rem, 1.9vw, 1.55rem);
  margin-bottom: 16px;
}

.feature-text > p:not(.eyebrow) { color: var(--text-muted); margin-bottom: 22px; }

.feature-visual {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 34px;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.feature-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(9, 17, 34, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(9, 17, 34, 0.03) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.feature-visual svg { position: relative; height: auto; }

/* ---------- Checklisten ---------- */

.check-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: left;
}

.check-list li {
  position: relative;
  padding-left: 32px;
  color: var(--text-muted);
  font-size: 0.97rem;
}

.check-list li strong { color: var(--text); font-weight: 600; }

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  width: 19px;
  height: 19px;
  border-radius: 50%;
  background: var(--accent-soft);
  border: 1px solid rgba(37, 99, 235, 0.35);
}

.check-list li::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  width: 7px;
  height: 4px;
  border-left: 1.5px solid var(--accent);
  border-bottom: 1.5px solid var(--accent);
  transform: rotate(-45deg);
}

/* ---------- Stats ---------- */

.stats-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  text-align: center;
}

.stat h3, .stat .stat-number {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3.2vw, 2.7rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--accent);
  display: block;
  margin-bottom: 8px;
}

.stat p { color: var(--text-muted); font-size: 0.92rem; }

/* ---------- Prozess-Schritte ---------- */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: step;
}

.step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 30px 26px;
  position: relative;
}

.step-number {
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--accent);
  display: block;
  margin-bottom: 14px;
}

.step h3 { font-size: 1.05rem; margin-bottom: 10px; }

.step p { color: var(--text-muted); font-size: 0.92rem; }

/* ---------- Tags / Pills ---------- */

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--bg-card);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.tag:hover { border-color: var(--accent); color: var(--ink); }

/* ---------- Akkordeon (FAQ) ---------- */

.accordion { border-top: 1px solid var(--border-strong); }

.accordion-item { border-bottom: 1px solid var(--border-strong); }

.accordion-trigger {
  width: 100%;
  background: none;
  border: none;
  color: var(--ink);
  font-family: var(--font-head);
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-align: left;
  padding: 24px 44px 24px 0;
  cursor: pointer;
  position: relative;
}

.accordion-trigger::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--accent);
  transition: transform 0.25s ease;
}

.accordion-item.open .accordion-trigger::after {
  transform: translateY(-50%) rotate(45deg);
}

.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.accordion-panel p {
  color: var(--text-muted);
  padding: 0 0 24px;
  max-width: 780px;
}

/* ---------- CTA-Sektion (hell, zentriert, große Typo) ---------- */

.cta-band {
  position: relative;
  padding: 48px 24px;
  text-align: center;
}

.cta-band h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.5rem);
  margin: 0 auto 18px;
  max-width: 820px;
}

.cta-band p:not(.cta-caption) {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 580px;
  margin: 0 auto 38px;
}

.cta-band .hero-actions { justify-content: center; }

/* ---------- Formulare ---------- */

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-field { display: flex; flex-direction: column; gap: 8px; }

.form-field.full { grid-column: 1 / -1; }

.form-field label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink);
}

.form-field input,
.form-field select,
.form-field textarea {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem; /* >=16px verhindert Auto-Zoom beim Fokus auf iOS */
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-field textarea { resize: vertical; min-height: 140px; }

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--text-faint); }

.form-note { font-size: 0.82rem; color: var(--text-faint); }

.form-success {
  display: none;
  background: rgba(22, 130, 74, 0.07);
  border: 1px solid rgba(22, 130, 74, 0.3);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  color: #166a40;
  font-weight: 500;
  margin-top: 16px;
}

.form-success.visible { display: block; }

/* ---------- Kontakt-Infos ---------- */

.contact-layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 34px 30px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.contact-info-card h3 { font-size: 1.05rem; }

.contact-info-card p { color: var(--text-muted); font-size: 0.95rem; }

.contact-info-card a { color: var(--accent); font-weight: 500; }

/* ---------- Footer (dunkel — die einzige schwarze Fläche, wie das Logo) ---------- */

.site-footer {
  background: var(--ink);
  padding: 76px 0 36px;
  margin-top: 80px;
}

.site-footer .brand { color: #ffffff; }

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-brand .brand { margin-bottom: 18px; }

/* Subline unter dem Footer-Logo, wie "/newsletter" im Referenz-Stil */
.footer-brand .brand-name::after {
  content: "/netzbetrieb";
  display: block;
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.45);
  margin-top: 2px;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.92rem;
  max-width: 300px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.38);
  margin-bottom: 18px;
}

.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }

.footer-col a {
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.93rem;
  transition: color 0.2s ease;
}

.footer-col a:hover { color: #ffffff; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.85rem;
}

.footer-bottom nav { display: flex; gap: 22px; }

.footer-bottom a { color: rgba(255, 255, 255, 0.42); transition: color 0.2s ease; }
.footer-bottom a:hover { color: #ffffff; }

/* ---------- Legal-Seiten ---------- */

.legal-content {
  max-width: 760px;
  padding: 176px 24px 80px;
  margin: 0 auto;
}

.legal-content h1 { font-size: 1.9rem; margin-bottom: 32px; }

.legal-content h2 { font-size: 1.1rem; margin: 36px 0 12px; }

.legal-content p { color: var(--text-muted); margin-bottom: 14px; }

.legal-content .notice {
  background: var(--accent-soft);
  border: 1px solid rgba(37, 99, 235, 0.25);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  color: var(--text);
  font-size: 0.92rem;
  margin-bottom: 36px;
}

/* ---------- Scroll-Reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */

@media (max-width: 1000px) {
  .card-grid,
  .card-grid.four { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-band { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .feature-row { gap: 44px; }
}

@media (max-width: 840px) {
  /* Absolut statt fixed: der backdrop-filter des Headers macht ihn zum
     Containing Block für fixed-Kinder, wodurch das Menü auf Höhe 0 kollabierte. */
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: calc(100vh - 78px);
    height: calc(100dvh - 78px);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background-color: #ffffff;
    background-image:
      linear-gradient(rgba(9, 17, 34, 0.035) 1px, transparent 1px),
      linear-gradient(90deg, rgba(9, 17, 34, 0.035) 1px, transparent 1px);
    background-size: 44px 44px;
    border-top: 1px solid var(--border);
    padding: 20px max(24px, env(safe-area-inset-left)) 44px;
    overflow-y: auto;
    display: none;
    counter-reset: navitem;
  }

  .nav-open .main-nav { display: flex; }

  body.nav-open { overflow: hidden; }

  /* Menüpunkte im Stil der Sektions-Labels: Mono, nummeriert, mit Pfeil */
  .main-nav > a:not(.nav-cta) {
    display: flex;
    align-items: baseline;
    gap: 14px;
    width: 100%;
    padding: 19px 0;
    border-bottom: 1px solid var(--border);
    font-family: var(--font-head);
    font-size: 1.28rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--ink);
  }

  .main-nav > a:not(.nav-cta)::before {
    counter-increment: navitem;
    content: "/" counter(navitem, decimal-leading-zero);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--accent);
  }

  .main-nav > a:not(.nav-cta)::after {
    content: "→";
    position: static;
    height: auto;
    margin-left: auto;
    background: none;
    font-family: var(--font-body);
    font-size: 1.15rem;
    font-weight: 400;
    color: var(--text-faint);
  }

  .main-nav > a.active:not(.nav-cta) { color: var(--accent); }

  .main-nav > a.active:not(.nav-cta)::after {
    content: "→";
    position: static;
    left: auto;
    right: auto;
    bottom: auto;
    height: auto;
    border-radius: 0;
    background: none;
    margin-left: auto;
    font-family: var(--font-body);
    font-size: 1.15rem;
    font-weight: 400;
    color: var(--accent);
  }

  .nav-open .main-nav > a {
    animation: nav-item-in 0.35s ease both;
  }

  .nav-open .main-nav > a:nth-child(2) { animation-delay: 0.04s; }
  .nav-open .main-nav > a:nth-child(3) { animation-delay: 0.08s; }
  .nav-open .main-nav > a:nth-child(4) { animation-delay: 0.12s; }
  .nav-open .main-nav > a:nth-child(5) { animation-delay: 0.16s; }
  .nav-open .main-nav > a:nth-child(6) { animation-delay: 0.2s; }

  @keyframes nav-item-in {
    from { opacity: 0; transform: translateY(10px); }
  }

  @media (prefers-reduced-motion: reduce) {
    .nav-open .main-nav > a { animation: none; }
  }

  .nav-cta {
    margin: 20px 0 0;
    width: 100%;
    padding: 15px 20px;
    font-size: 1rem;
    border-bottom: none;
  }

  .nav-toggle { display: block; }

  .feature-row,
  .feature-row.reverse { grid-template-columns: 1fr; padding: 44px 0; }

  .feature-row.reverse .feature-text { order: 1; }
  .feature-row.reverse .feature-visual { order: 2; }

  .contact-layout { grid-template-columns: 1fr; gap: 40px; }

  .hero { padding: 156px 0 90px; }
  .page-hero { padding: 146px 0 64px; }
  .section { padding: 76px 0; }
  .cta-band { padding: 32px 0; }
}

@media (max-width: 560px) {
  .card-grid,
  .card-grid.two,
  .card-grid.four,
  .steps-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .stats-band { grid-template-columns: 1fr 1fr; gap: 16px; }

  /* Buttons mobil in voller Breite stapeln */
  .hero-actions { flex-direction: column; align-items: stretch; gap: 12px; }
  .hero-actions .btn { width: 100%; padding: 15px 24px; }

  .hero { padding: 136px 0 72px; }
  .page-hero { padding: 130px 0 56px; }
  .section { padding: 60px 0; }
  .section-head { margin-bottom: 40px; }
  .feature-row, .feature-row.reverse { padding: 36px 0; }
  .feature-visual { min-height: 200px; padding: 24px; }
  .card { padding: 26px 22px; }
  .cta-caption { padding: 0 8px; }
  .site-footer { padding: 56px 0 32px; margin-top: 56px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}