/* nono — Website
   Sehr weiß, sehr ruhig, viel Luft. Eine Akzentfarbe. */

:root {
  --ink:        #111011;   /* Markenschwarz aus dem Logo */
  --ink-2:      #4a4a4d;
  --ink-3:      #86868b;
  --linie:      #e6e6e8;
  --grund:      #ffffff;
  --grund-2:    #f5f5f7;
  --akzent:     #007aff;   /* Systemblau — der Leuchtring */
  --akzent-2:   #e8f1ff;
  --warn:       #ff3b30;
  --ok:         #34c759;
  --radius:     18px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI",
          Inter, system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--grund); color: var(--ink);
  font-family: var(--font); line-height: 1.55;
  -webkit-font-smoothing: antialiased; letter-spacing: -0.011em;
}
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1140px; margin: 0 auto; padding: 0 28px; }

/* ── Kopf ─────────────────────────────────────────── */
header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255,255,255,.82); backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--linie);
}
header .wrap { display: flex; align-items: center; gap: 40px; height: 66px; }
.logo img { height: 19px; display: block; }
header nav { display: flex; gap: 34px; margin-left: auto; }
header nav a { font-size: .93rem; color: var(--ink-2); }
header nav a:hover { color: var(--ink); }

.pille {
  display: inline-block; background: var(--ink); color: #fff;
  padding: 11px 22px; border-radius: 999px; font-size: .92rem; font-weight: 500;
  border: 0; cursor: pointer; white-space: nowrap;
  transition: transform .15s ease, opacity .15s ease;
}
.pille:hover { transform: translateY(-1px); opacity: .88; }
.pille.blau { background: var(--akzent); }
.pille.leer { background: transparent; color: var(--ink); border: 1px solid var(--linie); }

/* ── Held ─────────────────────────────────────────── */
.held { padding: 96px 0 40px; }
.held .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.held h1 {
  font-size: clamp(2.6rem, 5.6vw, 4.3rem); line-height: 1.03;
  letter-spacing: -0.035em; font-weight: 700; margin: 0 0 24px;
}
.held p.lead { font-size: 1.16rem; color: var(--ink-2); max-width: 34ch; margin: 0 0 34px; }

/* Das Gerät — gezeichnet, nicht fotografiert */
.geraet { display: grid; place-items: center; }
.geraet-bild {
  width: min(420px, 100%); aspect-ratio: 1 / .86;
  background: linear-gradient(168deg, #fdfdfd 0%, #f0f0f2 62%, #e7e7ea 100%);
  border-radius: 22% / 26%; position: relative;
  box-shadow: 0 34px 70px -28px rgba(17,16,17,.34), 0 2px 5px rgba(17,16,17,.05);
}
.geraet-bild::after {           /* Deckelkante */
  content: ""; position: absolute; inset: 5% 5% 20%;
  border-radius: 20% / 30%;
  background: linear-gradient(160deg, #ffffff, #f7f7f9);
  box-shadow: inset 0 1px 2px rgba(255,255,255,.9);
}
.ring {
  position: absolute; left: 50%; top: 42%; translate: -50% -50%;
  width: 55%; aspect-ratio: 1; border-radius: 50%;
  border: 2.5px solid var(--akzent); z-index: 2;
  box-shadow: 0 0 22px rgba(0,122,255,.45), inset 0 0 22px rgba(0,122,255,.16);
  animation: atmen 4.5s ease-in-out infinite;
}
@keyframes atmen { 0%,100% { opacity: .78; } 50% { opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .ring { animation: none; } }

/* ── Merkmale ─────────────────────────────────────── */
.merkmale { padding: 30px 0 90px; }
.merkmale .wrap {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 34px;
  border-top: 1px solid var(--linie); padding-top: 44px;
}
.merkmal svg { width: 26px; height: 26px; stroke: var(--ink); fill: none;
  stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 14px; }
.merkmal h3 { font-size: .97rem; margin: 0 0 6px; font-weight: 600; }
.merkmal p { font-size: .9rem; color: var(--ink-3); margin: 0; }

/* ── Abschnitte ───────────────────────────────────── */
section.block { padding: 92px 0; border-top: 1px solid var(--linie); }
section.block.grau { background: var(--grund-2); border-top: 0; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); letter-spacing: -0.028em;
  font-weight: 700; margin: 0 0 16px; }
p.sub { color: var(--ink-2); font-size: 1.06rem; max-width: 58ch; margin: 0 0 46px; }

.zahlen { display: grid; grid-template-columns: repeat(auto-fit,minmax(190px,1fr)); gap: 22px; }
.zahl { background: #fff; border: 1px solid var(--linie); border-radius: var(--radius); padding: 26px; }
.zahl b { display: block; font-size: 2.1rem; font-weight: 700; letter-spacing: -.03em; }
.zahl span { color: var(--ink-3); font-size: .88rem; }

.schritte { display: grid; grid-template-columns: repeat(3,1fr); gap: 26px; counter-reset: s; }
.schritt { background: #fff; border: 1px solid var(--linie); border-radius: var(--radius); padding: 30px; }
.schritt::before {
  counter-increment: s; content: counter(s);
  display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%;
  background: var(--akzent-2); color: var(--akzent); font-weight: 650; font-size: .88rem;
  margin-bottom: 16px;
}
.schritt h3 { margin: 0 0 8px; font-size: 1.04rem; }
.schritt p { margin: 0; color: var(--ink-3); font-size: .93rem; }

.preis { background: #fff; border: 1px solid var(--linie); border-radius: var(--radius);
  padding: 38px; max-width: 420px; }
.preis .betrag { font-size: 2.7rem; font-weight: 700; letter-spacing: -.035em; }
.preis .betrag small { font-size: .95rem; font-weight: 400; color: var(--ink-3); letter-spacing: 0; }
.preis ul { list-style: none; padding: 0; margin: 22px 0 28px; }
.preis li { padding: 8px 0 8px 28px; position: relative; color: var(--ink-2); font-size: .95rem; }
.preis li::before { content: ""; position: absolute; left: 4px; top: 15px;
  width: 12px; height: 6px; border-left: 2px solid var(--akzent);
  border-bottom: 2px solid var(--akzent); rotate: -45deg; }

details { border-bottom: 1px solid var(--linie); padding: 18px 0; }
summary { cursor: pointer; font-weight: 550; font-size: 1.02rem; }
details p { color: var(--ink-2); margin: 12px 0 0; font-size: .96rem; }

.hinweis { background: var(--akzent-2); border-radius: var(--radius);
  padding: 26px 30px; font-size: .98rem; color: var(--ink); }

footer { border-top: 1px solid var(--linie); padding: 46px 0; color: var(--ink-3); font-size: .88rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 18px; justify-content: space-between; align-items: center; }
footer a { margin-right: 20px; }
footer a:hover { color: var(--ink); }

.prose { max-width: 68ch; padding: 60px 0; }
.prose h1 { font-size: 2.1rem; letter-spacing: -.028em; }
.prose h2 { font-size: 1.16rem; margin-top: 34px; }
.todo { background: #fff8e6; border-left: 3px solid #d98324; color: #6b4a12;
  padding: 15px 19px; border-radius: 10px; margin: 20px 0; font-size: .93rem; }

@media (max-width: 900px) {
  .held .wrap { grid-template-columns: 1fr; gap: 40px; }
  .merkmale .wrap { grid-template-columns: repeat(2,1fr); }
  .schritte { grid-template-columns: 1fr; }
  header nav { display: none; }
}