/* PortSmart Landing – maritim, ruhig, ohne Framework. */
:root {
  --ocean: #0b5d8c;
  --ocean-dark: #08466a;
  --teal: #14a0a0;
  --sand: #f5f1e8;
  --ink: #16303f;
  --muted: #5c7383;
  --card: #ffffff;
  --bg: var(--sand);
}

@media (prefers-color-scheme: dark) {
  :root {
    --sand: #0e1d27;
    --ink: #e8eef2;
    --muted: #9fb3bf;
    --card: #16303f;
    --bg: #0e1d27;
  }
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
}

/* --- Hero --- */
.hero {
  background: linear-gradient(135deg, var(--ocean) 0%, var(--teal) 100%);
  color: #fff;
  text-align: center;
  padding: 64px 24px 56px;
}

.hero-icon {
  width: 112px;
  height: 112px;
  border-radius: 26px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.hero h1 {
  font-size: 2.6rem;
  margin-top: 20px;
  letter-spacing: -0.02em;
}

.tagline {
  font-size: 1.25rem;
  opacity: 0.92;
  margin-top: 4px;
}

.lead {
  max-width: 560px;
  margin: 20px auto 0;
  font-size: 1.05rem;
  opacity: 0.95;
}

.badges { margin-top: 24px; }

.badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.35);
  font-size: 0.85rem;
  margin: 4px;
}

.badge-soon {
  background: #fff;
  color: var(--ocean);
  font-weight: 600;
  border-color: #fff;
}

/* --- Screenshot --- */
.screenshot-section {
  text-align: center;
  margin-top: -36px;
  padding: 0 24px;
}

.screenshot {
  width: 280px;
  max-width: 80vw;
  border-radius: 32px;
  border: 6px solid var(--ink);
  box-shadow: 0 24px 48px rgba(8, 70, 106, 0.35);
}

/* --- Features --- */
main { max-width: 960px; margin: 0 auto; padding: 24px; }

.features { margin-top: 48px; }

h2 {
  font-size: 1.8rem;
  text-align: center;
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.card {
  background: var(--card);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 2px 12px rgba(8, 70, 106, 0.08);
}

.emoji { font-size: 2rem; }

.card h3 { margin: 10px 0 6px; font-size: 1.1rem; }

.card p { color: var(--muted); font-size: 0.95rem; }

/* --- Offline & CTA --- */
.offline, .cta {
  margin-top: 56px;
  text-align: center;
}

.offline p, .cta p {
  max-width: 640px;
  margin: 12px auto 0;
  color: var(--muted);
}

.button {
  display: inline-block;
  margin-top: 20px;
  padding: 14px 32px;
  background: var(--ocean);
  color: #fff;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(11, 93, 140, 0.35);
}

/* --- Footer --- */
footer {
  margin-top: 72px;
  padding: 32px 24px 40px;
  text-align: center;
  border-top: 1px solid rgba(92, 115, 131, 0.25);
  color: var(--muted);
  font-size: 0.9rem;
}

footer a { color: var(--ocean); text-decoration: none; }

@media (prefers-color-scheme: dark) {
  footer a { color: var(--teal); }
}

footer a:hover { text-decoration: underline; }

.copyright { margin-top: 8px; }