/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ── Design Tokens ─────────────────────────────────────── */
:root {
  --bg:          #f8f7f5;
  --bg-raised:   #f0ede8;
  --bg-dark:     #18160f;
  --text:        #18160f;
  --text-2:      #4e4840;
  --text-muted:  #6b6158;
  --text-faint:  #a89e8e;
  --accent:      #6b5dd8;
  --accent-soft: #eae8f8;
  --accent-mid:  rgba(107, 93, 216, 0.15);
  --border:      #e2ddd6;
  --border-soft: #ece8e2;

  --radius:      8px;
  --radius-sm:   5px;
  --max-w:       1100px;
  --section-py:  96px;
}

/* ── Base ──────────────────────────────────────────────── */
html { font-size: 16px; scroll-behavior: smooth; }

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

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Nav ───────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 247, 245, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  height: 22px;
  width: auto;
}

.nav-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

/* ── Hero ──────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  padding: 120px 0 100px;
  background: var(--bg);
}

.hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -80px;
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(107, 93, 216, 0.13) 0%, transparent 65%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: -120px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(107, 93, 216, 0.07) 0%, transparent 65%);
  pointer-events: none;
}

.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.slogan {
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 600;
  letter-spacing: -0.04em;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(36px, 5.5vw, 64px);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--text);
  max-width: 720px;
  margin-bottom: 28px;
}

.hero-sub {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--text-2);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 48px;
}

/* CTA placeholder — remove comment and uncomment when ready */
/*
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  padding: 13px 28px;
  border-radius: var(--radius);
  transition: opacity 0.15s;
}
.hero-cta:hover { opacity: 0.88; }
*/

.hero-footnote {
  font-size: 13px;
  color: var(--text-faint);
  margin-top: 0;
}

/* ── Section Shared ────────────────────────────────────── */
.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.2;
  color: var(--text);
  max-width: 640px;
  margin-bottom: 16px;
}

.section-sub {
  font-size: 17px;
  color: var(--text-2);
  max-width: 520px;
  line-height: 1.65;
  margin-bottom: 56px;
}

/* ── Problem Section ───────────────────────────────────── */
.section-problem {
  padding: var(--section-py) 0;
  background: var(--bg-raised);
}

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

.pain-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
}

.pain-icon {
  width: 40px;
  height: 40px;
  background: var(--accent-soft);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent);
}

.pain-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.pain-card p {
  font-size: 14.5px;
  color: var(--text-2);
  line-height: 1.65;
}

/* ── Features Section ──────────────────────────────────── */
.section-features {
  padding: var(--section-py) 0;
  background: var(--bg);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.feature-card {
  background: var(--bg-raised);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 28px 24px 32px;
  transition: border-color 0.15s;
}

.feature-card:hover {
  border-color: var(--border);
}

.feature-icon {
  width: 36px;
  height: 36px;
  color: var(--accent);
  margin-bottom: 18px;
}

.feature-card h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── Für wen Section ───────────────────────────────────── */
.section-forwhom {
  padding: var(--section-py) 0;
  background: var(--bg-raised);
}

.persona-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.persona-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
}

.persona-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  font-weight: 500;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 4px;
  padding: 3px 8px;
  letter-spacing: 0.04em;
  margin-bottom: 14px;
}

.persona-card h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.persona-card p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── Footer ────────────────────────────────────────────── */
footer {
  background: var(--bg-dark);
  color: var(--bg);
  padding: 40px 0;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-logo {
  height: 18px;
  width: auto;
  filter: invert(1);
  opacity: 0.85;
}

.footer-copy {
  font-size: 13px;
  color: rgba(248, 247, 245, 0.45);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 13px;
  color: rgba(248, 247, 245, 0.5);
  transition: color 0.15s;
}

.footer-links a:hover {
  color: rgba(248, 247, 245, 0.85);
}

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 900px) {
  .feature-grid,
  .persona-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  :root { --section-py: 64px; }

  .hero { padding: 80px 0 64px; }
  .hero::before, .hero::after { display: none; }

  .pain-grid,
  .feature-grid,
  .persona-grid {
    grid-template-columns: 1fr;
  }

  .section-sub { margin-bottom: 36px; }

  .footer-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .footer-links { flex-wrap: wrap; gap: 16px; }
}