/* ============================================================
   BOHLAENDER DIGITALISIERUNG – Hauptstylesheet
   DSGVO: Keine externen Fonts / Ressourcen geladen
   TODO: Inter-Font-Dateien lokal unter /assets/fonts/ ablegen
         Download: https://fonts.google.com/specimen/Inter
         Dann @font-face-Block aktivieren (auskommentiert unten)
   ============================================================ */

/* ── @font-face (DSGVO-konform, aktivieren wenn Dateien lokal vorhanden) ──
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-Medium.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-SemiBold.woff2') format('woff2');
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-Bold.woff2') format('woff2');
  font-weight: 700;
  font-display: swap;
}
*/

/* ── Design Tokens ────────────────────────────────────────── */
:root {
  /* Farben */
  --clr-dark:        #050b18;
  --clr-dark-2:      #0d1b2e;
  --clr-dark-3:      #162032;
  --clr-dark-4:      #1e2d40;
  --clr-primary:     #00b4d8;
  --clr-primary-dim: #0096c7;
  --clr-accent:      #48cae4;
  --clr-accent-glow: rgba(0,180,216,.18);
  --clr-surface:     #ffffff;
  --clr-surface-2:   #f7f9fc;
  --clr-surface-3:   #eef2f7;
  --clr-border:      #e2e8f0;
  --clr-border-dark: #1e3a5f;
  --clr-text:        #1a2332;
  --clr-text-sec:    #4a5568;
  --clr-text-light:  #f0f4f8;
  --clr-text-muted:  #8899aa;
  --clr-success:     #10b981;
  --clr-error:       #ef4444;

  /* Typography */
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', Consolas, monospace;

  /* Abstände */
  --space-xs:   .375rem;
  --space-sm:   .75rem;
  --space-md:   1.25rem;
  --space-lg:   2rem;
  --space-xl:   3rem;
  --space-2xl:  5rem;
  --space-3xl:  8rem;

  /* Radius */
  --radius-sm:  .375rem;
  --radius-md:  .75rem;
  --radius-lg:  1.25rem;
  --radius-xl:  2rem;

  /* Schatten */
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md:  0 4px 16px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.06);
  --shadow-lg:  0 10px 40px rgba(0,0,0,.14), 0 4px 12px rgba(0,0,0,.08);
  --shadow-xl:  0 20px 60px rgba(0,0,0,.18);
  --shadow-glow: 0 0 30px rgba(0,180,216,.25);

  /* Transitionen */
  --ease:       cubic-bezier(.4,0,.2,1);
  --dur:        .22s;
  --dur-slow:   .45s;

  /* Layout */
  --max-w: 1200px;
  --nav-h:  70px;
}

/* ── Skip Navigation ──────────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: .5rem 1rem;
  background: var(--clr-accent);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  transition: top .2s;
}
.skip-link:focus { top: 1rem; }

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  color: var(--clr-text);
  background: var(--clr-surface);
  line-height: 1.65;
  overflow-x: hidden;
}

img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; border: none; background: none; }

/* ── Utility ──────────────────────────────────────────────── */
.container {
  width: min(var(--max-w), 100% - 2 * var(--space-lg));
  margin-inline: auto;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--clr-primary);
  margin-bottom: var(--space-md);
}

.section-label::before {
  content: '';
  display: block;
  width: 1.5rem;
  height: 2px;
  background: var(--clr-primary);
  border-radius: 2px;
}

.section-heading {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--clr-text);
}

.section-heading--light { color: var(--clr-text-light); }

.section-sub {
  font-size: 1.125rem;
  color: var(--clr-text-sec);
  max-width: 56ch;
  margin-top: var(--space-sm);
}

.section-sub--light { color: var(--clr-text-muted); }

.text-gradient {
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .875rem 1.75rem;
  border-radius: var(--radius-md);
  font-size: .9375rem;
  font-weight: 600;
  letter-spacing: .01em;
  transition: all var(--dur) var(--ease);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn--primary {
  background: var(--clr-primary);
  color: var(--clr-dark);
  box-shadow: 0 0 0 0 var(--clr-accent-glow);
}

.btn--primary:hover {
  background: var(--clr-accent);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--clr-text-light);
  border: 1.5px solid rgba(255,255,255,.25);
}

.btn--outline:hover {
  border-color: var(--clr-primary);
  color: var(--clr-primary);
  background: var(--clr-accent-glow);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--clr-primary);
  border: 1.5px solid var(--clr-primary);
}

.btn--ghost:hover {
  background: var(--clr-primary);
  color: var(--clr-dark);
  transform: translateY(-1px);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: 1rem;
}

.btn svg {
  width: 1.1em;
  height: 1.1em;
  flex-shrink: 0;
  transition: transform var(--dur) var(--ease);
}

.btn:hover svg { transform: translateX(3px); }

/* ── Navigation ───────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  inset-inline: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background var(--dur-slow) var(--ease),
              box-shadow var(--dur-slow) var(--ease),
              backdrop-filter var(--dur-slow) var(--ease);
}

.nav.scrolled {
  background: rgba(5,11,24,.88);
  backdrop-filter: blur(16px) saturate(1.5);
  -webkit-backdrop-filter: blur(16px) saturate(1.5);
  box-shadow: 0 1px 0 rgba(0,180,216,.12), 0 4px 20px rgba(0,0,0,.3);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: .625rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--clr-text-light);
  letter-spacing: -.01em;
  flex-shrink: 0;
}

.nav__logo-mark {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dim));
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.nav__logo-mark svg { width: 20px; height: 20px; }

.nav__links {
  display: flex;
  align-items: center;
  gap: .125rem;
}

.nav__link {
  padding: .5rem .75rem;
  font-size: .875rem;
  font-weight: 500;
  color: rgba(240,244,248,.75);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.nav__link:hover {
  color: var(--clr-text-light);
  background: rgba(255,255,255,.06);
}

.nav__cta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .5rem;
  background: none;
  border: none;
  cursor: pointer;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-text-light);
  border-radius: 2px;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

/* Mobile nav open state */
.nav.open .nav__toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.open .nav__toggle span:nth-child(2) { opacity: 0; }
.nav.open .nav__toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  background: var(--clr-dark);
  overflow: hidden;
  padding-top: var(--nav-h);
}

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .55;
}

/* Gradient overlay for readability */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, transparent 30%, var(--clr-dark) 90%),
    radial-gradient(ellipse 50% 40% at 80% 20%, rgba(0,119,182,.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  padding-block: var(--space-3xl);
}

.hero__content { max-width: 600px; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .375rem .875rem;
  border: 1px solid rgba(0,180,216,.3);
  border-radius: 100vw;
  font-size: .8rem;
  font-weight: 500;
  color: var(--clr-primary);
  background: rgba(0,180,216,.06);
  margin-bottom: var(--space-md);
  letter-spacing: .02em;
}

.hero__badge-dot {
  width: 6px; height: 6px;
  background: var(--clr-primary);
  border-radius: 50%;
  animation: pulse-dot 2.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .4; transform: scale(.8); }
}

.hero__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.035em;
  color: var(--clr-text-light);
  margin-bottom: var(--space-md);
}

.hero__sub {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  color: var(--clr-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-xl);
  max-width: 50ch;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: .375rem;
  font-size: .825rem;
  color: var(--clr-text-muted);
}

.hero__trust-item svg {
  width: 14px; height: 14px;
  color: var(--clr-success);
}

/* Right: Tech visualization */
.hero__visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  position: relative;
}

.hero__card {
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  backdrop-filter: blur(8px);
  transition: transform var(--dur-slow) var(--ease), border-color var(--dur) var(--ease);
  animation: float var(--dur-float, 6s) ease-in-out infinite;
}

.hero__card:hover {
  border-color: rgba(0,180,216,.3);
  transform: translateY(-4px) !important;
}

.hero__card:nth-child(1) { --dur-float: 6s; animation-delay:   0s; }
.hero__card:nth-child(2) { --dur-float: 7s; animation-delay: -.8s; }
.hero__card:nth-child(3) { --dur-float: 5.5s; animation-delay: -.4s; grid-column: 1/-1; }

@keyframes float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}

.hero__card-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, rgba(0,180,216,.2), rgba(72,202,228,.1));
  border: 1px solid rgba(0,180,216,.2);
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  margin-bottom: var(--space-sm);
}

.hero__card-icon svg { width: 20px; height: 20px; color: var(--clr-primary); }

.hero__card-label {
  font-size: .8rem;
  font-weight: 600;
  color: var(--clr-text-light);
  margin-bottom: .25rem;
}

.hero__card-value {
  font-size: .75rem;
  color: var(--clr-text-muted);
}

.hero__card-bar {
  height: 4px;
  background: rgba(255,255,255,.08);
  border-radius: 2px;
  margin-top: var(--space-sm);
  overflow: hidden;
}

.hero__card-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
  border-radius: 2px;
  animation: fill-in 2s var(--ease) forwards;
  width: 0;
}

@keyframes fill-in {
  to { width: var(--fill-w, 70%); }
}

.hero__scroll-hint {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  font-size: .75rem;
  color: var(--clr-text-muted);
  letter-spacing: .08em;
  text-transform: uppercase;
  animation: bounce-hint 2s ease-in-out infinite;
}

@keyframes bounce-hint {
  0%,100% { transform: translateX(-50%) translateY(0); opacity: .6; }
  50%      { transform: translateX(-50%) translateY(6px); opacity: 1; }
}

.hero__scroll-hint svg { width: 20px; height: 20px; }

/* ── Section Base ─────────────────────────────────────────── */
.section {
  padding-block: var(--space-3xl);
}

.section--dark {
  background: var(--clr-dark-2);
  color: var(--clr-text-light);
}

.section--alt {
  background: var(--clr-surface-2);
}

.section__head {
  margin-bottom: var(--space-2xl);
}

.section__head--center {
  text-align: center;
}

.section__head--center .section-sub {
  margin-inline: auto;
}

.section__head--center .section-label {
  justify-content: center;
}

.section__head--center .section-label::before {
  display: none;
}

/* ── Leistungen ───────────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

.service-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: transform var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,180,216,.04), transparent 60%);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,180,216,.3);
}

.service-card:hover::before { opacity: 1; }

.service-card__icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, #e0f7fc, #b3e5fc);
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  margin-bottom: var(--space-md);
  transition: transform var(--dur) var(--ease);
}

.service-card:hover .service-card__icon { transform: scale(1.08); }

.service-card__icon svg { width: 26px; height: 26px; color: var(--clr-primary-dim); }

.service-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--clr-text);
  margin-bottom: .5rem;
  letter-spacing: -.01em;
}

.service-card__desc {
  font-size: .9rem;
  color: var(--clr-text-sec);
  line-height: 1.6;
}

.service-card__tag {
  display: inline-block;
  margin-top: var(--space-md);
  padding: .25rem .625rem;
  background: rgba(0,180,216,.08);
  color: var(--clr-primary-dim);
  border-radius: 100vw;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .03em;
}

/* ── Probleme & Lösungen ──────────────────────────────────── */
.problems-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.problems-col__heading {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: .625rem;
  letter-spacing: -.015em;
}

.problems-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.problem-item, .solution-item {
  display: flex;
  align-items: flex-start;
  gap: .875rem;
  padding: var(--space-md);
  border-radius: var(--radius-md);
  transition: background var(--dur) var(--ease);
}

.problem-item {
  background: rgba(239,68,68,.04);
  border: 1px solid rgba(239,68,68,.1);
}

.problem-item:hover {
  background: rgba(239,68,68,.07);
}

.solution-item {
  background: rgba(16,185,129,.04);
  border: 1px solid rgba(16,185,129,.1);
}

.solution-item:hover {
  background: rgba(16,185,129,.07);
}

.problem-icon, .solution-icon {
  width: 28px; height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  margin-top: .1rem;
}

.problem-icon { background: rgba(239,68,68,.12); color: var(--clr-error); }
.solution-icon { background: rgba(16,185,129,.12); color: var(--clr-success); }

.problem-icon svg, .solution-icon svg { width: 14px; height: 14px; }

.problem-item p, .solution-item p {
  font-size: .9rem;
  line-height: 1.55;
}

.solution-item strong {
  display: block;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: .2rem;
  font-size: .9375rem;
}

.solution-item p { color: var(--clr-text-sec); }

/* ── Referenzen ───────────────────────────────────────────── */
.refs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.ref-card {
  background: var(--clr-dark-3);
  border: 1px solid var(--clr-border-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}

.ref-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0,180,216,.12);
  border-color: rgba(0,180,216,.25);
}

.ref-card__visual {
  height: 180px;
  background: linear-gradient(135deg, var(--clr-dark-4), var(--clr-dark-2));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  font-size: .8rem;
  color: var(--clr-text-muted);
  letter-spacing: .05em;
  text-transform: uppercase;
}

/* Decorative grid pattern inside ref card visuals */
.ref-card__visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,180,216,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,180,216,.06) 1px, transparent 1px);
  background-size: 32px 32px;
}

.ref-card__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  z-index: 0;
  transition: transform .4s var(--ease);
}

.ref-card:hover .ref-card__img { transform: scale(1.04); }

.ref-card__visual.has-img .ref-card__logo { display: none; }

.ref-card__logo {
  position: relative;
  z-index: 1;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--clr-text-light);
  padding: .5rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.3);
  backdrop-filter: blur(4px);
}

.ref-card__body {
  padding: var(--space-lg);
}

.ref-card__tag {
  display: inline-block;
  padding: .25rem .625rem;
  border-radius: 100vw;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .04em;
  background: rgba(0,180,216,.1);
  color: var(--clr-accent);
  margin-bottom: var(--space-sm);
}

.ref-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--clr-text-light);
  margin-bottom: .5rem;
  letter-spacing: -.01em;
}

.ref-card__desc {
  font-size: .875rem;
  color: var(--clr-text-muted);
  line-height: 1.6;
}

.ref-card__metrics {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--clr-border-dark);
}

.ref-card__metric-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--clr-primary);
  letter-spacing: -.02em;
  line-height: 1;
  margin-bottom: .2rem;
}

.ref-card__metric-label {
  font-size: .72rem;
  color: var(--clr-text-muted);
  letter-spacing: .03em;
}

/* ── Über mich ────────────────────────────────────────────── */
.about-inner {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.about-photo-wrap {
  position: relative;
}

.about-photo {
  width: 100%;
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, var(--clr-dark-3), var(--clr-dark-4));
  border-radius: var(--radius-xl);
  border: 1px solid var(--clr-border-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-muted);
  font-size: .875rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}

.about-photo::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,180,216,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,180,216,.04) 1px, transparent 1px);
  background-size: 28px 28px;
}

/* TODO: Echtes Foto als <img> einbinden */
.about-photo-placeholder {
  position: relative;
  z-index: 1;
  text-align: center;
}

.about-photo-placeholder svg {
  width: 64px; height: 64px;
  color: rgba(0,180,216,.3);
  margin: 0 auto var(--space-sm);
}

.about-badge {
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  background: var(--clr-dark-4);
  border: 1px solid var(--clr-border-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  text-align: center;
  min-width: 120px;
  backdrop-filter: blur(8px);
}

.about-badge__number {
  font-size: 1.875rem;
  font-weight: 800;
  color: var(--clr-primary);
  line-height: 1;
}

.about-badge__label {
  font-size: .75rem;
  color: var(--clr-text-muted);
  margin-top: .25rem;
}

.about-content { padding-top: var(--space-sm); }

.about-content .section-heading { margin-bottom: var(--space-md); }

.about-text {
  font-size: 1rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.about-text:last-of-type { margin-bottom: var(--space-lg); }

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.about-highlight {
  display: flex;
  align-items: flex-start;
  gap: .625rem;
  font-size: .875rem;
  color: var(--clr-text-muted);
}

.about-highlight svg {
  width: 16px; height: 16px;
  color: var(--clr-primary);
  flex-shrink: 0;
  margin-top: .1rem;
}

.about-skills {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.skill-tag {
  padding: .35rem .75rem;
  background: rgba(0,180,216,.07);
  border: 1px solid rgba(0,180,216,.15);
  color: var(--clr-accent);
  border-radius: 100vw;
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .02em;
}

/* ── Prozess / How it works ───────────────────────────────── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  counter-reset: step;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 2rem;
  left: 4rem;
  right: 4rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-border-dark) 20%, var(--clr-border-dark) 80%, transparent);
}

.process-step {
  text-align: center;
  position: relative;
  counter-increment: step;
}

.process-step__num {
  width: 3.5rem; height: 3.5rem;
  border-radius: 50%;
  background: var(--clr-dark-4);
  border: 1px solid var(--clr-border-dark);
  display: grid;
  place-items: center;
  margin: 0 auto var(--space-md);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-primary);
  position: relative;
  z-index: 1;
}

.process-step__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-text-light);
  margin-bottom: .5rem;
}

.process-step__desc {
  font-size: .875rem;
  color: var(--clr-text-muted);
  line-height: 1.55;
}

/* ── Kontakt ──────────────────────────────────────────────── */
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: var(--space-md); }

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius-md);
  transition: border-color var(--dur) var(--ease);
}

.contact-item:hover { border-color: rgba(0,180,216,.25); }

.contact-item__icon {
  width: 44px; height: 44px;
  background: rgba(0,180,216,.1);
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  color: var(--clr-primary);
}

.contact-item__icon svg { width: 20px; height: 20px; }

.contact-item__label {
  font-size: .75rem;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: .25rem;
}

.contact-item__value {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--clr-text-light);
}

.contact-item__value a { transition: color var(--dur) var(--ease); }
.contact-item__value a:hover { color: var(--clr-primary); }

.contact-wa {
  display: flex;
  align-items: center;
  gap: .625rem;
  padding: .875rem 1.5rem;
  background: #25d366;
  color: #fff;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: .9375rem;
  transition: filter var(--dur) var(--ease), transform var(--dur) var(--ease);
  align-self: flex-start;
}

.contact-wa:hover { filter: brightness(1.08); transform: translateY(-1px); }

.contact-wa svg { width: 20px; height: 20px; }

.contact-wa-note {
  font-size: .75rem;
  color: var(--clr-text-muted);
  margin-top: .5rem;
}

/* Contact form */
.contact-form { display: flex; flex-direction: column; gap: var(--space-md); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }

.form-group { display: flex; flex-direction: column; gap: .375rem; }

.form-group label {
  font-size: .825rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  letter-spacing: .02em;
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: .8125rem 1rem;
  background: rgba(255,255,255,.04);
  border: 1.5px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  color: var(--clr-text-light);
  font-size: .9375rem;
  transition: border-color var(--dur) var(--ease),
              background var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
  outline: none;
}

.form-group textarea { resize: vertical; min-height: 130px; }

.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(136,153,170,.5); }

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--clr-primary);
  background: rgba(0,180,216,.05);
  box-shadow: 0 0 0 3px rgba(0,180,216,.1);
}

.form-group select option { background: var(--clr-dark-2); }

.form-privacy {
  font-size: .8rem;
  color: var(--clr-text-muted);
  line-height: 1.5;
}

.form-privacy a {
  color: var(--clr-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form-status {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  font-size: .875rem;
  font-weight: 500;
  display: none;
}

.form-status.success {
  background: rgba(16,185,129,.1);
  border: 1px solid rgba(16,185,129,.25);
  color: #6ee7b7;
  display: block;
}

.form-status.error {
  background: rgba(239,68,68,.1);
  border: 1px solid rgba(239,68,68,.25);
  color: #fca5a5;
  display: block;
}

/* ── Footer ───────────────────────────────────────────────── */
.footer {
  background: var(--clr-dark);
  border-top: 1px solid rgba(255,255,255,.06);
  padding-block: var(--space-xl);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer__copy {
  font-size: .85rem;
  color: var(--clr-text-muted);
}

.footer__links {
  display: flex;
  gap: var(--space-lg);
}

.footer__link {
  font-size: .85rem;
  color: var(--clr-text-muted);
  transition: color var(--dur) var(--ease);
}

.footer__link:hover { color: var(--clr-primary); }

/* ── Cookie Banner ────────────────────────────────────────── */
.cookie-banner {
  position: fixed;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%) translateY(150%);
  z-index: 2000;
  width: min(600px, calc(100vw - 2 * var(--space-lg)));
  background: var(--clr-dark-4);
  border: 1px solid var(--clr-border-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-xl);
  backdrop-filter: blur(16px);
  transition: transform .5s var(--ease);
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.cookie-banner.visible { transform: translateX(-50%) translateY(0); }

.cookie-banner__text {
  flex: 1;
  font-size: .875rem;
  color: var(--clr-text-muted);
  line-height: 1.5;
  min-width: 200px;
}

.cookie-banner__text a {
  color: var(--clr-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.cookie-banner__actions {
  display: flex;
  gap: .625rem;
  flex-shrink: 0;
}

/* ── Scroll animations ────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}

.reveal.in-view {
  opacity: 1;
  transform: none;
}

.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .about-inner { grid-template-columns: 280px 1fr; }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { display: none; }
  .hero__content { max-width: 100%; }
}

/* ── Mittlere Viewports: Nav komprimieren ─────────────────── */
@media (max-width: 1100px) {
  .nav__link { padding: .5rem .5rem; font-size: .82rem; }
  .nav__links { gap: 0; }
  .nav__cta .btn--primary { padding: .75rem 1.25rem; font-size: .875rem; }
}

/* Menü global versteckt – wird nur im Mobile-Breakpoint eingeblendet */
.nav__mobile-menu { display: none; }

@media (max-width: 960px) {
  .nav__links, .nav__cta .btn:first-child { display: none; }
  .nav__toggle { display: flex; }

  .nav__mobile-menu {
    display: flex;
    position: fixed;
    inset: var(--nav-h) 0 0;
    background: rgba(5,11,24,.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    padding: var(--space-xl) var(--space-lg) var(--space-lg);
    transform: translateX(100%);
    transition: transform .35s var(--ease);
    z-index: 999;
  }

  .nav__mobile-menu.open { transform: none; }

  .nav__mobile-link {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--clr-text-light);
    transition: color var(--dur) var(--ease);
  }

  .nav__mobile-link:hover { color: var(--clr-primary); }

  .nav__mobile-legal {
    display: flex;
    gap: var(--space-lg);
    margin-top: auto;
    padding: var(--space-lg) var(--space-sm) var(--space-sm);
    border-top: 1px solid rgba(255,255,255,.08);
    width: 100%;
    justify-content: center;
  }

  .nav__mobile-legal-link {
    font-size: .8rem;
    color: var(--clr-text-muted);
    transition: color var(--dur) var(--ease);
  }

  .nav__mobile-legal-link:hover { color: var(--clr-primary); }
}

@media (max-width: 768px) {
  :root {
    --space-3xl: 5rem;
    --space-2xl: 3.5rem;
  }

  .hero__title { font-size: clamp(1.875rem, 8vw, 2.5rem); }
  .hero__ctas { flex-direction: column; align-items: flex-start; }

  .problems-grid { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .about-inner { grid-template-columns: 1fr; }
  .about-highlights { grid-template-columns: 1fr; }
  .about-badge { display: none; }

  .process-steps::before { display: none; }
}

@media (max-width: 480px) {
  .services-grid { grid-template-columns: 1fr; }
  .refs-grid { grid-template-columns: 1fr; }
  .hero__trust { flex-direction: column; gap: var(--space-xs); }
  .footer__inner { flex-direction: column; align-items: flex-start; }
}

/* ── Subpage base (Impressum / Datenschutz) ───────────────── */
.subpage {
  padding-top: calc(var(--nav-h) + var(--space-xl));
  padding-bottom: var(--space-3xl);
  min-height: 100vh;
  background: var(--clr-surface);
}

.subpage__inner { max-width: 780px; }

.subpage h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -.03em;
  margin-bottom: var(--space-xl);
  color: var(--clr-text);
}

.subpage h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--clr-text);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
  letter-spacing: -.01em;
}

.subpage h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-xs);
}

.subpage p {
  font-size: .9375rem;
  color: var(--clr-text-sec);
  line-height: 1.7;
  margin-bottom: var(--space-sm);
}

.subpage a {
  color: var(--clr-primary-dim);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.subpage ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: var(--space-sm);
}

.subpage ul li {
  font-size: .9375rem;
  color: var(--clr-text-sec);
  line-height: 1.7;
  margin-bottom: .25rem;
}

.subpage-nav {
  position: fixed;
  top: 0; inset-inline: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(5,11,24,.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  display: flex;
  align-items: center;
}

.subpage-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.subpage-nav__back {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .9rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  transition: color var(--dur) var(--ease);
}

.subpage-nav__back:hover { color: var(--clr-primary); }
.subpage-nav__back svg { width: 16px; height: 16px; }

.subpage-nav .nav__logo { font-size: 1rem; }