@font-face { font-family: "Poppins"; font-weight: 500; font-display: swap; src: url("fonts/poppins-500.woff") format("woff"); }
@font-face { font-family: "Poppins"; font-weight: 700; font-display: swap; src: url("fonts/poppins-700.woff") format("woff"); }

:root {
  --night: #0d1f26;
  --deep: #133540;
  --line: #24505f;
  --foam: #f2fbf8;
  --mist: #a3c7c8;
  --cyan: #00ffdd;
  --lagoon: #00ff85;
  --lime: #00ff30;
  --brand: linear-gradient(100deg, var(--cyan), var(--lagoon) 55%, var(--lime));
  --display: "Poppins", system-ui, sans-serif;
  --text: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--night);
  color: var(--foam);
  font: 400 1.0625rem/1.65 var(--text);
}

a { color: var(--lagoon); text-underline-offset: 0.2em; }
a:hover { color: var(--lime); }
a:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; border-radius: 4px; }

.skip { position: absolute; left: -999px; }
.skip:focus { left: 1rem; top: 1rem; background: var(--foam); color: var(--night); padding: 0.5rem 0.75rem; z-index: 1; }

.site-head, main, .site-foot { max-width: 64rem; margin: 0 auto; padding-inline: 1.5rem; }
main.text > * { max-width: 46rem; }

/* Kopfzeile */
.site-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem 2rem; padding-block: 1.5rem; }
.logo img { display: block; height: 72px; width: auto; }
.site-head nav { display: flex; flex-wrap: wrap; gap: 0.25rem 1.5rem; font: 500 0.95rem/1.4 var(--display); }
.site-head nav a { color: var(--foam); text-decoration: none; padding-block: 0.6rem; }
.site-head nav a:hover { color: var(--lagoon); }
.site-head nav .lang { color: var(--mist); }

/* Startseite */
.hero { display: grid; gap: 2rem; padding-block: 3rem 1rem; }
.hero h1 { font: 700 clamp(2.4rem, 6.5vw, 4.25rem)/1.05 var(--display); letter-spacing: -0.03em; margin: 0; text-wrap: balance; }
.lead { font-size: 1.25rem; line-height: 1.55; color: var(--mist); max-width: 34rem; margin: 0; }

.wave { display: block; width: 100%; height: 28px; margin: 3.5rem 0 1rem; }

.home section { padding-block: 2rem; }
h2 { font: 700 clamp(1.6rem, 4vw, 2.1rem)/1.2 var(--display); letter-spacing: -0.02em; margin: 0 0 1.25rem; }
h3 { font: 700 1.35rem/1.3 var(--display); margin: 0 0 0.5rem; }

.app { display: grid; grid-template-columns: 13rem minmax(0, 1fr); align-items: center; gap: 1.5rem 2.5rem; background: var(--deep); border-radius: 28px; padding: 2rem; }
.app-shot { width: 100%; height: auto; display: block; }
.badge { display: inline-block; vertical-align: middle; font: 500 0.8rem/1 var(--display); color: var(--lagoon); border: 1.5px solid currentColor; border-radius: 999px; padding: 0.3rem 0.6rem; margin-left: 0.4rem; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; margin-top: 1.5rem; }
.store-badge { display: block; line-height: 0; }
.store-badge img { height: 56px; width: auto; }

.about { display: grid; grid-template-columns: 10rem minmax(0, 1fr); gap: 1.5rem 2.5rem; align-items: start; }
.about-photo { width: 100%; height: auto; border-radius: 50%; display: block; }
.about p { max-width: 38rem; }

/* Textseiten */
main.text { padding-block: 1.5rem 1rem; }
main.text h1 { font: 700 clamp(2rem, 6vw, 2.75rem)/1.12 var(--display); letter-spacing: -0.025em; margin: 0 0 0.75rem; }
main.text h2 { font-size: 1.35rem; margin: 2.75rem 0 0.75rem; }
main.text h3 { font: 700 1.05rem/1.4 var(--text); margin: 1.75rem 0 0.5rem; }
p, ul { margin: 0 0 1rem; }
ul { padding-left: 1.25rem; }
li { margin-bottom: 0.35rem; }
.meta { color: var(--mist); margin-bottom: 2rem; }
address { font-style: normal; }
.summary { background: var(--deep); border-radius: 20px; padding: 1.5rem 1.5rem 0.75rem; margin: 0 0 2rem; }
main.text .summary h2 { margin-top: 0; font-size: 1.15rem; }

.site-foot { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; margin-top: 4rem; padding-block: 1.5rem 2.5rem; background: linear-gradient(var(--line), var(--line)) center top / calc(100% - 3rem) 1px no-repeat; color: var(--mist); font-size: 0.9rem; }
.site-foot a { color: var(--mist); }
.site-foot a:hover { color: var(--foam); }

@media (max-width: 40rem) {
  body { font-size: 1rem; }
  .site-head, main, .site-foot { padding-inline: 1rem; }
  .site-foot { background-size: calc(100% - 2rem) 1px; }
  .logo img { height: 64px; }
  .hero { padding-top: 1.5rem; }
  .lead { font-size: 1.125rem; }
  .app { grid-template-columns: minmax(0, 1fr); padding: 1.5rem; }
  .app-shot { max-width: 12rem; margin-inline: auto; }
  .about { grid-template-columns: minmax(0, 1fr); }
  .about-photo { max-width: 9rem; }
}