:root {
  --primary: #142134;
  --accent: #f48e74;
  --bg: #f4f6f8;
  --white: #fff;
  --text: #142134;
  --muted: #5a6a7e;
  --border: #dfe3e8;
  --accent-soft: rgba(244, 142, 116, .12);
  --primary-soft: rgba(20, 33, 52, .06);
  --shadow-sm: 0 1px 3px rgba(20, 33, 52, .06);
  --shadow-md: 0 4px 16px rgba(20, 33, 52, .08);
  --shadow-lg: 0 12px 40px rgba(20, 33, 52, .12);
  --radius: 12px;
  --radius-lg: 20px;
  --tr: .35s cubic-bezier(.4, 0, .2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ─── NAV ─────────────────────────────────────────────── */

nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(244, 246, 248, .92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'DM Serif Display', serif;
  font-size: 18px;
  font-weight: 400;
  color: var(--primary);
  text-decoration: none;
  letter-spacing: -.01em;
}

.nav-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--tr);
}

.nav-links a:hover { color: var(--primary); }

/* ─── BUTTONS ──────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 28px;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--tr);
  letter-spacing: .01em;
}

.btn svg { width: 18px; height: 18px; transition: transform var(--tr); flex-shrink: 0; }
.btn:hover svg { transform: translateX(3px); }

.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: #1c2e47; transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-accent { background: var(--accent); color: var(--white); }
.btn-accent:hover { background: #e67a5f; transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--border);
}
.btn-outline:hover { border-color: var(--primary); background: var(--primary-soft); }

.btn-sm { font-size: 13px; padding: 10px 22px; }

/* ─── LAYOUT ───────────────────────────────────────────── */

section { padding: 96px 24px; }

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.container-narrow {
  max-width: 700px;
  margin: 0 auto;
}

/* ─── BADGE ────────────────────────────────────────────── */

.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 20px;
}

/* ─── HERO ─────────────────────────────────────────────── */

.hero {
  padding: 120px 24px 96px;
  text-align: center;
}

.hero h1 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(36px, 6vw, 60px);
  font-weight: 400;
  line-height: 1.15;
  color: var(--primary);
  margin-bottom: 20px;
  letter-spacing: -.02em;
}

.hero h1 em {
  font-style: italic;
  color: var(--accent);
}

.hero p {
  font-size: clamp(16px, 2vw, 18px);
  color: var(--muted);
  max-width: 580px;
  margin: 0 auto 36px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
}

.trust-icon {
  width: 20px;
  height: 20px;
  color: var(--accent);
}

/* ─── PROBLEM SECTION ──────────────────────────────────── */

.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-top: 56px;
}

.problem-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.problem-card .icon {
  width: 40px;
  height: 40px;
  background: var(--accent-soft);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--accent);
}

.problem-card .icon svg { width: 20px; height: 20px; }

.problem-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
  line-height: 1.35;
}

.problem-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}

/* ─── SECTION HEADLINES ────────────────────────────────── */

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
}

.section-header h2 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 400;
  color: var(--primary);
  margin-bottom: 16px;
  line-height: 1.2;
  letter-spacing: -.02em;
}

.section-header p {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.7;
}

/* ─── FRAMEWORK SECTION ────────────────────────────────── */

.framework-section { background: var(--white); }

.framework-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-top: 56px;
}

.framework-matrix {
  position: relative;
  aspect-ratio: 1/1;
  max-width: 420px;
  margin: 0 auto;
  width: 100%;
}

.matrix-labels {
  position: absolute;
  inset: 0;
}

.matrix-label {
  position: absolute;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

.matrix-label.top { top: 0; left: 50%; transform: translateX(-50%); }
.matrix-label.bottom { bottom: 0; left: 50%; transform: translateX(-50%); }
.matrix-label.left { left: 0; top: 50%; transform: translateY(-50%) rotate(-90deg); }
.matrix-label.right { right: 0; top: 50%; transform: translateY(-50%) rotate(90deg); }

.matrix-grid {
  position: absolute;
  top: 28px; left: 28px; right: 28px; bottom: 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 4px;
}

.matrix-cell {
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px 8px;
  text-align: center;
}

.matrix-cell-name {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.3;
}

.matrix-cell-sub {
  font-size: 10px;
  color: var(--muted);
  font-style: italic;
  margin-top: 2px;
}

.cell-nahbar { background: rgba(244, 142, 116, .12); }
.cell-machend { background: rgba(20, 33, 52, .07); }
.cell-strategisch { background: rgba(244, 142, 116, .07); }
.cell-analytisch { background: rgba(20, 33, 52, .12); }

.framework-content h2 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(26px, 3.5vw, 36px);
  font-weight: 400;
  color: var(--primary);
  margin-bottom: 16px;
  line-height: 1.25;
  letter-spacing: -.02em;
}

.framework-content p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

.framework-bullets {
  list-style: none;
  margin: 24px 0 32px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.framework-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14.5px;
  color: var(--text);
  line-height: 1.55;
}

.framework-bullets li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  margin-top: 8px;
}

/* ─── OFFERS ───────────────────────────────────────────── */

.offers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.offer-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--tr);
}

.offer-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.offer-card.featured {
  border-color: var(--accent);
  border-width: 2px;
  background: var(--white);
}

.offer-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.offer-card h3 {
  font-family: 'DM Serif Display', serif;
  font-size: 21px;
  font-weight: 400;
  color: var(--primary);
  margin-bottom: 8px;
  line-height: 1.3;
}

.offer-card .description {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 20px;
  flex: 1;
}

.offer-price {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  background: var(--bg);
  padding: 8px 14px;
  border-radius: 8px;
  display: inline-block;
  margin-bottom: 20px;
}

/* ─── ABOUT ────────────────────────────────────────────── */

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: center;
}

.about-portrait {
  aspect-ratio: 4/5;
  background: var(--primary-soft);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
}

.about-portrait-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 12px;
  color: var(--muted);
}

.about-portrait-placeholder svg {
  width: 64px;
  height: 64px;
  opacity: .3;
}

.about-portrait-placeholder span {
  font-size: 12px;
  opacity: .5;
}

.about-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.about-content h2 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 400;
  color: var(--primary);
  margin-bottom: 20px;
  line-height: 1.2;
  letter-spacing: -.02em;
}

.about-content p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 32px;
}

.tag {
  font-size: 13px;
  font-weight: 500;
  color: var(--primary);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 100px;
}

/* ─── CTA BANNER ───────────────────────────────────────── */

.cta-banner {
  background: var(--primary);
  padding: 96px 24px;
  text-align: center;
}

.cta-banner h2 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 400;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.2;
  letter-spacing: -.02em;
}

.cta-banner p {
  font-size: 16px;
  color: rgba(255, 255, 255, .65);
  max-width: 520px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.cta-banner-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-white {
  background: var(--white);
  color: var(--primary);
}

.btn-white:hover {
  background: #e8edf3;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0,0,0,.2);
}

.btn-ghost {
  background: transparent;
  color: rgba(255, 255, 255, .75);
  border: 1.5px solid rgba(255, 255, 255, .25);
}

.btn-ghost:hover {
  color: var(--white);
  border-color: rgba(255, 255, 255, .6);
  background: rgba(255, 255, 255, .08);
}

/* ─── FOOTER ───────────────────────────────────────────── */

footer {
  background: var(--white);
  border-top: 1px solid var(--border);
  padding: 40px 24px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-name {
  font-family: 'DM Serif Display', serif;
  font-size: 16px;
  font-weight: 400;
  color: var(--primary);
}

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer-links a {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--tr);
}

.footer-links a:hover { color: var(--primary); }

.footer-copy {
  font-size: 13px;
  color: var(--muted);
}

/* ─── ANIMATIONS ───────────────────────────────────────── */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.animate-up { animation: fadeUp .6s ease-out both; }
.delay-1 { animation-delay: .1s; }
.delay-2 { animation-delay: .2s; }
.delay-3 { animation-delay: .3s; }

/* ─── RESPONSIVE ───────────────────────────────────────── */

@media (max-width: 900px) {
  .problem-grid { grid-template-columns: 1fr 1fr; }
  .framework-layout { grid-template-columns: 1fr; gap: 40px; }
  .framework-matrix { max-width: 340px; }
  .offers-grid { grid-template-columns: 1fr 1fr; }
  .about-layout { grid-template-columns: 1fr; gap: 40px; }
  .about-portrait { max-width: 300px; aspect-ratio: 1/1; }
}

@media (max-width: 600px) {
  section { padding: 64px 20px; }
  .hero { padding: 80px 20px 64px; }
  .nav-links { display: none; }
  .problem-grid { grid-template-columns: 1fr; }
  .offers-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: stretch; text-align: center; }
  .hero-actions .btn { justify-content: center; }
}