/* ============================================================
   EK DO — Firmenwebsite
   Palette: OKLCH dunkel, warm-neutral, Bernstein-Akzent
   ============================================================ */

:root {
  --bg:      oklch(0.17 0.010 60);
  --bg-2:    oklch(0.21 0.012 60);
  --bg-3:    oklch(0.25 0.013 60);
  --ink:     oklch(0.93 0.008 70);
  --muted:   oklch(0.68 0.010 65);
  --accent:  oklch(0.72 0.14 70);
  --accent-dim: oklch(0.72 0.14 70 / 0.15);
  --accent-glow: oklch(0.72 0.14 70 / 0.08);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.76, 0, 0.24, 1);

  --max-w: 1200px;
  --nav-h: 72px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ── Skip Link ── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--accent);
  color: var(--bg);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-weight: 500;
  z-index: 9999;
  transition: top 0.2s;
}
.skip-link:focus { top: 1rem; }

/* ── Cookie Consent Banner ── */
.cb-overlay {
  position: fixed;
  inset: 0;
  background: oklch(0.08 0.008 60 / 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out);
}
.cb-overlay.visible { opacity: 1; pointer-events: auto; }

.cb {
  position: fixed;
  bottom: 1.5rem;
  left: 0;
  right: 0;
  margin-left: auto;
  margin-right: auto;
  width: min(560px, calc(100vw - 2rem));
  background: oklch(0.21 0.012 60);
  border: 1px solid oklch(0.32 0.012 60);
  border-radius: 12px;
  box-shadow: 0 24px 60px oklch(0.08 0.008 60 / 0.6), 0 0 0 1px oklch(0.72 0.14 70 / 0.08);
  z-index: 1200;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out);
  font-family: var(--font-body);
}
.cb.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.cb.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
}

.cb-inner { padding: 1.5rem; }

.cb-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.cb-logo {
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
  opacity: 0.7;
}
.cb-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 0.3rem;
}
.cb-desc {
  font-size: 0.825rem;
  color: var(--muted);
  line-height: 1.5;
}
.cb-link {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.cb-link:hover { opacity: 0.8; }

.cb-categories {
  border: 1px solid oklch(0.28 0.010 60);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 1.25rem;
}

.cb-category {
  border-bottom: 1px solid oklch(0.28 0.010 60);
}
.cb-category:last-child { border-bottom: none; }

.cb-cat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  gap: 1rem;
}
.cb-cat-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}
.cb-cat-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: none;
  color: var(--ink);
  font-size: 0.875rem;
  font-weight: 400;
  font-family: var(--font-body);
  cursor: pointer;
  padding: 0;
  text-align: left;
}
.cb-cat-toggle:hover { color: var(--accent); }
.cb-cat-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 3px; }
.cb-chevron {
  transition: transform 0.25s var(--ease-out);
  flex-shrink: 0;
  color: var(--muted);
}
.cb-cat-toggle[aria-expanded="true"] .cb-chevron { transform: rotate(180deg); }

.cb-cat-badge {
  font-size: 0.7rem;
  color: var(--accent);
  background: oklch(0.72 0.14 70 / 0.12);
  border: 1px solid oklch(0.72 0.14 70 / 0.25);
  border-radius: 20px;
  padding: 0.15rem 0.6rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.cb-cat-body {
  padding: 0 1rem 0.875rem;
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.6;
  border-top: 1px solid oklch(0.26 0.010 60);
}
.cb-cat-body[hidden] { display: none; }

/* Toggle Switch */
.cb-toggle {
  position: relative;
  flex-shrink: 0;
  cursor: pointer;
}
.cb-toggle--locked { cursor: default; }
.cb-toggle-input {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0,0,0,0);
  border: 0;
}
.cb-toggle-track {
  width: 40px;
  height: 22px;
  border-radius: 11px;
  background: oklch(0.30 0.010 60);
  border: 1px solid oklch(0.36 0.010 60);
  position: relative;
  transition: background 0.25s, border-color 0.25s;
}
.cb-toggle-track--on,
.cb-toggle-input:checked + .cb-toggle-track {
  background: var(--accent);
  border-color: var(--accent);
}
.cb-toggle-thumb {
  position: absolute;
  top: 2px; left: 2px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: oklch(0.85 0.008 70);
  transition: transform 0.25s var(--ease-out);
  box-shadow: 0 1px 3px oklch(0.08 0.008 60 / 0.4);
}
.cb-toggle-track--on .cb-toggle-thumb { transform: translateX(18px); }
.cb-toggle-input:checked + .cb-toggle-track .cb-toggle-thumb { transform: translateX(18px); }
.cb-toggle:focus-within .cb-toggle-track { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Buttons */
.cb-actions {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.625rem;
  margin-bottom: 0.875rem;
}
.cb-btn {
  padding: 0.6rem 0.75rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 400;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all 0.2s var(--ease-out);
  white-space: nowrap;
  border: 1px solid transparent;
  text-align: center;
}
.cb-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.cb-btn--ghost {
  background: transparent;
  border-color: oklch(0.36 0.010 60);
  color: var(--muted);
}
.cb-btn--ghost:hover { border-color: var(--accent); color: var(--accent); }
.cb-btn--secondary {
  background: oklch(0.72 0.14 70 / 0.12);
  border-color: oklch(0.72 0.14 70 / 0.3);
  color: var(--accent);
}
.cb-btn--secondary:hover { background: oklch(0.72 0.14 70 / 0.2); }
.cb-btn--primary {
  background: var(--accent);
  color: var(--bg);
  font-weight: 500;
}
.cb-btn--primary:hover { opacity: 0.88; }

.cb-footer-note {
  font-size: 0.75rem;
  color: oklch(0.48 0.008 60);
  text-align: center;
  line-height: 1.5;
}

.cb-cat-meta {
  font-size: 0.75rem;
  color: oklch(0.45 0.008 60);
  margin-top: 0.5rem;
  font-style: italic;
}

.footer-cookie-btn {
  font-size: 0.75rem;
  color: oklch(0.45 0.008 60);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  font-family: var(--font-body);
  text-decoration: underline;
  text-underline-offset: 3px;
  margin-top: 0.35rem;
  display: block;
  transition: color 0.2s;
}
.footer-cookie-btn:hover { color: var(--accent); }
.footer-cookie-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* Cookie-Banner Mobile */
@media (max-width: 600px) {
  .cb {
    bottom: 0;
    width: 100%;
    border-radius: 12px 12px 0 0;
    transform: translateY(20px);
  }
  .cb.visible { transform: translateY(0); }
  .cb.hidden { transform: translateY(100%); }
  .cb-actions { grid-template-columns: 1fr; }
  .cb-btn--primary { order: -1; }
}

/* ── Navigation ── */
.nav-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 900;
  transition: background 0.4s, backdrop-filter 0.4s, border-color 0.4s;
  border-bottom: 1px solid transparent;
}
.nav-header.scrolled {
  background: oklch(0.12 0.008 60 / 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: oklch(0.25 0.010 60);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  display: flex;
  align-items: baseline;
  gap: 0.1em;
}
.logo-ek { color: var(--ink); }
.logo-do { color: var(--accent); }

.logo-img {
  height: 52px;
  width: auto;
  display: block;
  transition: opacity 0.2s;
}
.logo-img:hover { opacity: 0.85; }

.logo-img--footer {
  height: 64px;
}

.footer-logo-link {
  display: inline-block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.nav-link {
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--muted);
  transition: color 0.2s;
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease-out);
}
.nav-link:hover,
.nav-link.active { color: var(--ink); }
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }
.nav-link:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 2px; }

.nav-cta {
  background: var(--accent-dim);
  border: 1px solid oklch(0.72 0.14 70 / 0.3);
  color: var(--accent) !important;
  padding: 0.5rem 1.25rem;
  border-radius: 4px;
  transition: background 0.2s, border-color 0.2s !important;
}
.nav-cta::after { display: none; }
.nav-cta:hover {
  background: oklch(0.72 0.14 70 / 0.25) !important;
  border-color: var(--accent) !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--ink);
  transition: transform 0.3s var(--ease-out), opacity 0.3s;
  transform-origin: center;
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── Mobile Overlay ── */
.mobile-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out);
}
.mobile-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.mobile-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  text-align: center;
}
.mobile-link {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s;
  transform: translateY(20px);
  opacity: 0;
  transition: color 0.2s, transform 0.5s var(--ease-out), opacity 0.5s var(--ease-out);
}
.mobile-overlay.open .mobile-link {
  transform: translateY(0);
  opacity: 1;
}
.mobile-overlay.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
.mobile-overlay.open .mobile-link:nth-child(2) { transition-delay: 0.10s; }
.mobile-overlay.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
.mobile-overlay.open .mobile-link:nth-child(4) { transition-delay: 0.20s; }
.mobile-link:hover { color: var(--ink); }
.mobile-link-cta { color: var(--accent) !important; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.75rem;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.03em;
  transition: all 0.25s var(--ease-out);
}
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.btn-primary {
  background: var(--accent);
  color: var(--bg);
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); }
.btn-ghost {
  border: 1px solid oklch(0.40 0.010 60);
  color: var(--muted);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

/* ── HERO ── */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: var(--nav-h) 2rem 4rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(oklch(0.30 0.008 60 / 0.3) 1px, transparent 1px),
    linear-gradient(90deg, oklch(0.30 0.008 60 / 0.3) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  animation: gridFade 3s var(--ease-out) forwards;
  opacity: 0;
}

@keyframes gridFade {
  to { opacity: 1; }
}

.hero-orb {
  position: absolute;
  top: 20%; right: -10%;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, oklch(0.72 0.14 70 / 0.06) 0%, transparent 70%);
  animation: orbFloat 8s ease-in-out infinite;
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
}

.hero-text {
  display: flex;
  flex-direction: column;
}

.hero-logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.88) translateY(20px);
  animation: heroLogoIn 1.2s 0.8s var(--ease-out) forwards;
}

@keyframes heroLogoIn {
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.hero-logo-img {
  width: min(420px, 100%);
  height: auto;
  filter: drop-shadow(0 0 60px oklch(0.72 0.14 70 / 0.12));
  animation: heroLogoFloat 7s 2s ease-in-out infinite;
}

@keyframes heroLogoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(10px);
  animation: fadeUp 0.8s 0.3s var(--ease-out) forwards;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 6.5rem);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
  max-width: 14ch;
}

.headline-line {
  display: block;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.9s var(--ease-out) forwards;
}
.headline-line:nth-child(1) { animation-delay: 0.5s; }
.headline-line:nth-child(2) { animation-delay: 0.65s; }

.headline-accent { color: var(--accent); }

.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--muted);
  max-width: 52ch;
  margin-bottom: 2.5rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.9s 0.8s var(--ease-out) forwards;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.9s 0.95s var(--ease-out) forwards;
}

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  opacity: 0;
  animation: fadeUp 1s 1.4s var(--ease-out) forwards;
}
.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(0.8); }
}

/* ── THESIS ── */
.thesis {
  position: relative;
  padding: 9rem 2rem;
  overflow: hidden;
  border-top: none;
  border-bottom: none;
}
.thesis-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.thesis-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  display: block;
}
.thesis-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    oklch(0.10 0.008 60 / 0.97) 0%,
    oklch(0.10 0.008 60 / 0.82) 50%,
    oklch(0.10 0.008 60 / 0.65) 100%
  );
}
.thesis-inner {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}
.thesis-text p {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  font-weight: 400;
  line-height: 1.3;
  color: var(--ink);
}
.thesis-sub {
  font-family: var(--font-body) !important;
  font-size: 1rem !important;
  color: var(--muted) !important;
  margin-top: 1.5rem;
  line-height: 1.6 !important;
}

/* ── Section Shared ── */
.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}
.section-header {
  margin-bottom: 5rem;
}
.section-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.section-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 500;
  line-height: 1.15;
  max-width: 22ch;
}

/* ── LEISTUNGEN ── */
.leistungen {
  padding: 8rem 0;
}

.leistung-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  padding: 5rem 0;
  border-top: 1px solid oklch(0.22 0.010 60);
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}
.leistung-item.leistung-visible {
  opacity: 1;
  transform: translateY(0);
}
.leistung-item:last-child {
  border-bottom: 1px solid oklch(0.22 0.010 60);
}
.leistung-item--reverse { direction: rtl; }
.leistung-item--reverse > * { direction: ltr; }

.leistung-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.leistung-graphic {
  width: 100%;
  aspect-ratio: 3/2;
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  transition: transform 0.5s var(--ease-out);
}
.leistung-graphic::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    transparent 40%,
    oklch(0.10 0.008 60 / 0.4) 100%
  );
  pointer-events: none;
}
.leistung-item:hover .leistung-graphic {
  transform: translateY(-4px);
}
.leistung-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.7s var(--ease-out);
}
.leistung-item:hover .leistung-img {
  transform: scale(1.05);
}

.pulse-dot {
  animation: pulseDot 2.5s ease-in-out infinite;
}
@keyframes pulseDot {
  0%, 100% { r: 3; opacity: 0.5; }
  50% { r: 5; opacity: 0.9; }
}

.leistung-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.leistung-nr {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 400;
}

.leistung-heading {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 500;
  line-height: 1.2;
}

.leistung-text {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.leistung-list {
  margin-top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.leistung-list li {
  font-size: 0.875rem;
  color: var(--muted);
  padding-left: 1.25rem;
  position: relative;
}
.leistung-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px; height: 1px;
  background: var(--accent);
  opacity: 0.6;
}

/* ── ANSATZ ── */
.ansatz {
  padding: 8rem 0;
  background: var(--bg-2);
  border-top: 1px solid oklch(0.22 0.010 60);
}

.ansatz-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}

.ansatz-text .section-label { margin-bottom: 1rem; }
.ansatz-text .section-heading { margin-bottom: 2rem; }
.ansatz-text p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1rem;
}
.ansatz-text p:last-child { margin-bottom: 0; }

.ansatz-values {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-top: 1rem;
}

.value-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding-bottom: 2rem;
  border-bottom: 1px solid oklch(0.22 0.010 60);
}
.value-item:last-child { border-bottom: none; padding-bottom: 0; }

.value-icon {
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 0.15rem;
  opacity: 0.8;
}

.value-heading {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 0.35rem;
}
.value-text {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ── PROZESS ── */
.prozess {
  padding: 8rem 0;
}

.prozess .section-header { margin-bottom: 4rem; }

.prozess-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.prozess-steps::before {
  content: '';
  position: absolute;
  top: 1.4rem;
  left: 2rem;
  right: 2rem;
  height: 1px;
  background: linear-gradient(to right, var(--accent), oklch(0.72 0.14 70 / 0.1));
  pointer-events: none;
}

.prozess-step {
  padding: 0 2rem;
  padding-top: 4rem;
  position: relative;
}
.prozess-step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 2rem;
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  background: var(--bg);
  transform: translateY(0.4rem);
}

.step-nr {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 1rem;
}
.step-heading {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
  line-height: 1.2;
}
.step-text {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ── CTA ── */
.cta-section {
  padding: 8rem 0;
  background: var(--bg-2);
  border-top: 1px solid oklch(0.22 0.010 60);
}
.cta-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.cta-content .section-label { margin-bottom: 1.5rem; }
.cta-heading {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  max-width: 20ch;
}
.cta-text {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}
.cta-contacts {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.contact-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--muted);
  font-size: 0.95rem;
  transition: color 0.2s;
}
.contact-link:hover { color: var(--accent); }
.contact-link:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 2px; }
.contact-link svg { color: var(--accent); flex-shrink: 0; }

.cta-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.cta-graphic {
  width: 100%;
  max-width: 360px;
  aspect-ratio: 1;
  color: var(--accent);
  animation: ctaSpin 30s linear infinite;
}
@keyframes ctaSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.cta-graphic svg { width: 100%; height: 100%; }

/* ── FOOTER ── */
.footer {
  padding: 4rem 0 3rem;
  border-top: 1px solid oklch(0.22 0.010 60);
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: start;
  gap: 2rem;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 0.5rem;
}
.footer-tagline {
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.03em;
}
.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  text-align: center;
}
.footer-nav a {
  font-size: 0.875rem;
  color: var(--muted);
  transition: color 0.2s;
}
.footer-nav a:hover { color: var(--ink); }
.footer-nav a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
.footer-legal {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.75rem;
}
.footer-legal ul {
  display: flex;
  gap: 1.5rem;
}
.footer-legal a {
  font-size: 0.8rem;
  color: var(--muted);
  transition: color 0.2s;
}
.footer-legal a:hover { color: var(--ink); }
.footer-legal a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
.footer-copy {
  font-size: 0.75rem;
  color: oklch(0.40 0.008 60);
}

/* ── Reveal Animations ── */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive: Tablet ── */
@media (max-width: 1023px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .hero-logo-img { width: min(320px, 45vw); }

  .leistung-item,
  .leistung-item--reverse {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 3rem;
  }

  .ansatz-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .prozess-steps {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
  .prozess-steps::before { display: none; }
  .prozess-step { padding: 0; padding-top: 3rem; }
  .prozess-step::before { top: 0.4rem; left: 0; }

  .cta-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .cta-visual { display: none; }

  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-legal { align-items: center; }
  .footer-nav ul { flex-direction: row; flex-wrap: wrap; justify-content: center; }
}

/* ── Responsive: Mobile ── */
@media (max-width: 767px) {
  :root { --nav-h: 60px; }

  html { font-size: 17px; }
  body { line-height: 1.7; }

  .leistung-text,
  .step-text,
  .value-text,
  .ansatz-text p,
  .cta-text,
  .footer-nav a,
  .thesis-sub { font-size: 1rem; }

  .leistung-list li { font-size: 0.95rem; }

  .hero { padding: var(--nav-h) 1.25rem 3rem; }
  .hero-headline { font-size: clamp(2.4rem, 10vw, 3.5rem); }
  .hero-content { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-logo-wrap { order: -1; }
  .hero-logo-img { width: min(220px, 60vw); }

  .thesis { padding: 5rem 1.25rem; }
  .thesis-inner { flex-direction: column; gap: 1.5rem; }

  .section-inner { padding: 0 1.25rem; }
  .leistungen { padding: 5rem 0; }
  .leistung-item { padding: 3.5rem 0; gap: 2rem; }

  .prozess-steps { grid-template-columns: 1fr; }

  .ansatz { padding: 5rem 0; }
  .cta-section { padding: 5rem 0; }
  .cta-inner { padding: 0 1.25rem; }

  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }

  .footer-legal ul { flex-direction: column; align-items: center; gap: 0.5rem; }
}

@media (max-width: 480px) {
  :root { --nav-h: 56px; }

  html { font-size: 16px; }
  body { line-height: 1.75; }

  .hero {
    padding: var(--nav-h) 1rem 2.5rem;
  }
  .hero-headline {
    font-size: clamp(2.2rem, 12vw, 3rem);
    margin-bottom: 1rem;
  }
  .hero-sub {
    max-width: 100%;
    margin-bottom: 1.75rem;
  }
  .hero-content { gap: 2rem; }
  .hero-logo-img { width: min(180px, 55vw); }

  .thesis {
    padding: 4rem 1rem;
  }
  .thesis-text p {
    font-size: 1rem;
  }

  .section-inner { padding: 0 1rem; }
  .section-header { margin-bottom: 3.5rem; }
  .section-heading { font-size: clamp(1.9rem, 7vw, 2.6rem); }

  .leistungen { padding: 4rem 0; }
  .leistung-item { padding: 2.5rem 0; gap: 1.5rem; }
  .leistung-graphic { max-width: 100%; }
  .leistung-img { object-position: center top; }

  .cta-section { padding: 4rem 0; }
  .cta-inner { gap: 2rem; padding: 0 1rem; }
  .cta-heading { font-size: clamp(1.6rem, 5vw, 2.4rem); }
  .cta-graphic { max-width: 280px; }

  .nav-inner { padding: 0 1rem; }
  .footer-inner { padding: 0 1rem; }
}

/* ── Focus styles ── */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}