/* VagusSense — vagussense.app
   Ein Stylesheet, keine Abhängigkeiten, keine externen Schriften, keine CDNs.
   Markentoken aus docs/design/marke2/K7/final/README.md (K7 «Lichtorbit»). */

:root {
  /* Grund */
  --graphite:      #111116;
  --graphite-deep: #0B0B0F;
  --surface:       #17171E;
  --surface-2:     #1E1E26;
  --hairline:      rgba(243, 238, 232, 0.12);
  --hairline-soft: rgba(243, 238, 232, 0.07);

  /* Tinte */
  --ink:      #F3EEE8;
  --ink-soft: #BDB7B0;
  --ink-dim:  #96908A;

  /* Marke */
  --ember: #F29A5B;
  --ice:   #A8DDF0;
  --dune:  #E9B98A;

  --maxw: 1120px;
  --gutter: 20px;
  --radius: 18px;
  --radius-s: 12px;

  color-scheme: dark;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--graphite);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Ein sehr weiches Lichtfeld, kein schwebender Blob: zwei grosse, flache
   Radialverläufe am oberen Rand, Deckkraft unter 0.1. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(60vw 40vw at 22% -8%,  rgba(242, 154,  91, 0.10), transparent 70%),
    radial-gradient(52vw 36vw at 84%  2%,  rgba(168, 221, 240, 0.07), transparent 70%);
}

main, header, footer { position: relative; z-index: 1; }

img, svg { max-width: 100%; height: auto; }

a { color: var(--ice); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }
a:focus-visible,
button:focus-visible { outline: 2px solid var(--ember); outline-offset: 3px; border-radius: 4px; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gutter); }

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--surface); color: var(--ink);
  padding: 10px 16px; border-radius: 0 0 var(--radius-s) 0; z-index: 10;
}
.skip:focus { left: 0; }

/* ---------- Kopf ---------- */

.site-head {
  border-bottom: 1px solid var(--hairline-soft);
  background: rgba(17, 17, 22, 0.86);
  backdrop-filter: saturate(140%) blur(12px);
  position: sticky; top: 0; z-index: 5;
}
.site-head .wrap {
  display: flex; align-items: center; gap: 16px;
  min-height: 60px; flex-wrap: wrap; padding-block: 10px;
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--ink); text-decoration: none; font-size: 18px; letter-spacing: 0.02em;
  margin-right: auto;
}
.brand img { width: 28px; height: 28px; }
.brand b { font-weight: 500; }

/* WCAG 2.2 SC 2.5.8: die Zielfläche eines Navigationslinks misst mindestens
   24 × 24 px. `padding-block` hebt 22 px auf 34 px; die Zeilenhöhe bleibt
   gleich, weil `row-gap` um denselben Betrag sinkt (18 → 6). */
.nav { display: flex; column-gap: 18px; row-gap: 6px; flex-wrap: wrap; font-size: 15px; }
.nav a { color: var(--ink-soft); text-decoration: none; padding-block: 6px; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }

.lang { display: inline-flex; gap: 2px; align-items: center; font-size: 14px; }
.lang a {
  color: var(--ink-dim); text-decoration: none; padding: 4px 8px;
  border: 1px solid var(--hairline); border-radius: 999px;
}
.lang a[aria-current="true"] { color: var(--graphite); background: var(--ink); border-color: var(--ink); }

/* ---------- Abschnitte ---------- */

section { padding-block: 64px; border-top: 1px solid var(--hairline-soft); }
section:first-of-type { border-top: 0; }

h1, h2, h3 { line-height: 1.18; letter-spacing: -0.015em; font-weight: 600; margin: 0 0 16px; }
h1 { font-size: clamp(32px, 6vw, 54px); letter-spacing: -0.025em; }
h2 { font-size: clamp(24px, 3.6vw, 34px); }
h3 { font-size: 19px; letter-spacing: -0.005em; }
p  { margin: 0 0 16px; max-width: 64ch; }

.lead { font-size: clamp(18px, 2.2vw, 21px); color: var(--ink-soft); }
.small { font-size: 15px; color: var(--ink-dim); }
.eyebrow {
  font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--dune); margin: 0 0 14px; font-weight: 500;
}

/* ---------- Hero ---------- */

.hero { padding-block: 56px 48px; }
.hero-grid { display: grid; gap: 36px; align-items: center; }
@media (min-width: 900px) { .hero-grid { grid-template-columns: 1.05fr 0.95fr; gap: 48px; } }

.hero figure { margin: 0; }
.hero-img {
  border-radius: var(--radius); border: 1px solid var(--hairline-soft);
  display: block; width: 100%;
}
.phone {
  display: block; width: min(300px, 78%); margin: 24px auto 0;
  border-radius: 28px; border: 1px solid var(--hairline);
}
/* Die Bildunterschrift gehört zum Telefonbild, nicht zur Glaskachel darüber:
   gleiche Breite, gleiche Mitte. Sie sagt, dass die Zahlen Beispieldaten sind. */
.hero figcaption { width: min(300px, 78%); margin: 10px auto 0; text-align: center; }

.claim {
  display: inline-block; font-size: 14px; color: var(--ink-soft);
  border: 1px solid var(--hairline); border-radius: 999px;
  padding: 6px 14px; margin-bottom: 22px;
}

/* Der Lichtsaum atmet im 4-s-/6-s-Takt, nur Deckkraft, nie Bewegung. */
.orb { position: relative; display: block; width: 84px; height: 84px; margin-bottom: 22px; }
.orb img { width: 84px; height: 84px; display: block; }
.orb::after {
  content: ""; position: absolute; inset: -34%; border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, rgba(242, 154, 91, 0.30), transparent 68%);
  opacity: 0.6;
  animation: breathe 10s infinite;
}
@keyframes breathe {
  0%   { opacity: 0.55; animation-timing-function: cubic-bezier(0.37, 0, 0.63, 1); }
  40%  { opacity: 1;    animation-timing-function: cubic-bezier(0.37, 0, 0.63, 1); }
  100% { opacity: 0.55; }
}
@media (prefers-reduced-motion: reduce) {
  .orb::after { animation: none; opacity: 0.8; }
}

/* ---------- Karten und Listen ---------- */

.cards { display: grid; gap: 18px; padding: 0; margin: 28px 0 0; list-style: none; }
@media (min-width: 760px) { .cards { grid-template-columns: repeat(3, 1fr); } }
.cards.two { grid-template-columns: 1fr; }
@media (min-width: 760px) { .cards.two { grid-template-columns: repeat(2, 1fr); } }

.card {
  background: var(--surface);
  border: 1px solid var(--hairline-soft);
  border-radius: var(--radius);
  padding: 22px;
}
.card h3 { margin-bottom: 8px; }
.card p:last-child { margin-bottom: 0; }
.card .num {
  display: inline-block; font-size: 13px; letter-spacing: 0.12em;
  color: var(--ice); margin-bottom: 10px;
}

.bands { list-style: none; padding: 0; margin: 20px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.bands li {
  border: 1px solid var(--hairline); border-radius: 999px;
  padding: 6px 14px; font-size: 15px; color: var(--ink-soft);
}
.bands li[data-state="none"] { color: var(--ink-dim); border-style: dashed; }

ul.plain { list-style: none; padding: 0; margin: 0 0 16px; max-width: 64ch; }
ul.plain li { position: relative; padding-left: 22px; margin-bottom: 10px; }
ul.plain li::before {
  content: ""; position: absolute; left: 4px; top: 11px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--dune);
}

dl.faq { margin: 24px 0 0; }
dl.faq dt { font-weight: 600; margin-top: 26px; }
dl.faq dd { margin: 8px 0 0; color: var(--ink-soft); max-width: 64ch; }

/* ---------- Bildpaare ---------- */

.shots { display: grid; gap: 24px; margin-top: 30px; align-items: start; }
@media (min-width: 760px) { .shots { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.shots figure { margin: 0; }
.shots img {
  border-radius: 20px; border: 1px solid var(--hairline);
  width: 100%; max-width: 320px; display: block; margin-inline: auto;
}
.shots figcaption {
  color: var(--ink-dim); font-size: 14px; margin-top: 10px;
  max-width: 340px; margin-inline: auto;
}

/* ---------- Hinweis / Download ---------- */

.note {
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--ember);
  border-radius: var(--radius-s);
  background: var(--surface-2);
  padding: 18px 20px;
  margin: 24px 0 0;
}
.note p:last-child { margin-bottom: 0; }

.badge {
  display: inline-block; border: 1px solid var(--hairline);
  border-radius: 999px; padding: 10px 20px; color: var(--ink);
  background: var(--surface-2); font-size: 16px;
}
.placeholder { color: var(--ember); font-weight: 600; letter-spacing: 0.01em; }

/* ---------- Fuss ---------- */

.site-foot {
  border-top: 1px solid var(--hairline-soft);
  padding-block: 36px 52px;
  color: var(--ink-dim);
  font-size: 15px;
}
.site-foot nav { display: flex; column-gap: 18px; row-gap: 8px; flex-wrap: wrap; margin-bottom: 9px; }
/* Wie oben: 18 px + 2 × 5 px = 28 px Zielhöhe. */
.site-foot nav a { padding-block: 5px; }
.site-foot a { color: var(--ink-soft); text-decoration: none; }
.site-foot a:hover { color: var(--ink); text-decoration: underline; }
.site-foot p { max-width: 70ch; }

/* ---------- Sprachhinweis (einziges Stück JavaScript) ---------- */

.langhint {
  border: 1px solid var(--hairline); border-radius: var(--radius-s);
  background: var(--surface-2); padding: 12px 16px; margin: 20px 0 0;
  display: flex; gap: 14px; align-items: center; flex-wrap: wrap; font-size: 15px;
}
.langhint button {
  font: inherit; color: var(--ink-dim); background: none;
  border: 0; cursor: pointer; padding: 4px 8px;
}
.langhint button:hover { color: var(--ink); }

/* ---------- Rechtstext ---------- */

.doc { padding-block: 48px 72px; }
.doc h2 { margin-top: 44px; }
.doc h3 { margin-top: 26px; }
.doc ol { max-width: 64ch; padding-left: 22px; }
.doc li { margin-bottom: 8px; }
.doc table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 15px; }
.doc th, .doc td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--hairline-soft); vertical-align: top; }
.doc th { color: var(--ink-soft); font-weight: 600; }
.tablewrap { overflow-x: auto; }

/* Schmale Fenster: der Kopf bleibt nicht kleben, sonst frisst die
   umbrechende Navigation ein Drittel des Bildschirms. */
@media (max-width: 760px) {
  .site-head { position: static; }
  /* Die Sprachtasten rücken in die Markenzeile, die Abschnittsnavigation
     bekommt die nächste: das spart dem Kopf eine ganze Zeile, bevor die
     Überschrift beginnt. */
  .brand { margin-right: 0; }
  .lang { margin-left: auto; }
  .nav { font-size: 14px; column-gap: 14px; order: 1; flex-basis: 100%; }
}

@media (max-width: 420px) {
  body { font-size: 16px; }
  section { padding-block: 48px; }
  .card { padding: 18px; }
}