/* Clear Vision Service – Startseite (nur index.html) */
:root {
  --navy: #0B1C2E;
  --primary: #1A73E8;
  --primary-hover: #1557B0;
  --accent: #4DA3FF;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html, body { margin: 0; height: 100%; }

body.start {
  font-family: var(--font);
  color: #fff;
  line-height: 1.5;
  background-color: var(--navy);
  background-image:
    radial-gradient(ellipse 70% 55% at 85% 10%, rgba(77, 163, 255, 0.35), transparent 70%),
    radial-gradient(ellipse 60% 50% at 10% 100%, rgba(77, 163, 255, 0.18), transparent 70%),
    linear-gradient(160deg, var(--navy) 0%, #0F3566 45%, var(--primary) 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}

.hero {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: max(2rem, env(safe-area-inset-top)) 1.25rem max(1.25rem, env(safe-area-inset-bottom));
}

.hero-inner {
  flex: 1;
  width: 100%;
  max-width: 600px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

/* Logo auf weißer Karte (Logo hat weißen Hintergrund) */
.logo-card {
  width: clamp(150px, 42vw, 200px);
  padding: 0.85rem;
  border-radius: 28px;
  background: #fff;
  box-shadow:
    0 0 0 6px rgba(255, 255, 255, 0.12),
    0 18px 40px rgba(5, 15, 30, 0.35);
  margin-bottom: 1.5rem;
}

.logo-card img {
  display: block;
  width: 100%;
  height: auto;
  /* nur weißen Rand wegschneiden, nicht verzerren */
  aspect-ratio: 1254 / 1000;
  object-fit: cover;
  object-position: 50% 45%;
}

.hero-title {
  margin: 0;
  font-size: clamp(1.9rem, 7vw, 2.9rem);
  font-weight: 750;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.hero-tagline {
  margin: 0.55rem 0 0;
  font-size: clamp(0.78rem, 2.8vw, 0.95rem);
  font-weight: 650;
  letter-spacing: 0.22em;
  color: #9cc9ff;
}

.hero-lead {
  margin: 1.1rem 0 0;
  max-width: 34rem;
  text-wrap: balance;
  font-size: clamp(1.05rem, 3.6vw, 1.2rem);
  color: rgba(255, 255, 255, 0.88);
}

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  max-width: 340px;
  min-height: 60px;
  margin-top: 2rem;
  padding: 0.95rem 2rem;
  border-radius: 999px;
  background: #fff;
  color: var(--primary);
  font-size: 1.2rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 12px 30px rgba(5, 15, 30, 0.35);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
  -webkit-tap-highlight-color: transparent;
}

.cta svg { transition: transform 0.15s ease; }

.cta:hover {
  color: var(--primary-hover);
  background: #F5F8FC;
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(5, 15, 30, 0.45);
}

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

.cta:active { transform: translateY(0) scale(0.98); }

.cta:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.cta-note {
  margin: 0.7rem 0 0;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
}

.benefits {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  width: 100%;
}

.benefits li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
  padding: 0.9rem 0.5rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.3;
  color: rgba(255, 255, 255, 0.95);
}

.benefit-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.3rem;
  height: 2.3rem;
  border-radius: 50%;
  background: rgba(77, 163, 255, 0.22);
  color: #fff;
}

.hero-foot {
  margin: 2rem 0 0;
  font-size: 0.8rem;
  text-align: center;
  text-wrap: balance;
  color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 480px) {
  .benefits { grid-template-columns: 1fr; gap: 0.5rem; margin-top: 2rem; }
  .benefits li { flex-direction: row; justify-content: flex-start; padding: 0.6rem 0.9rem; text-align: left; }
  .benefit-icon { width: 2rem; height: 2rem; }
}

@media (min-height: 900px) and (min-width: 768px) {
  .logo-card { width: 220px; }
}

@media (prefers-reduced-motion: reduce) {
  .cta, .cta svg { transition: none; }
}