/* Vitrs – Website. Farben und Typografie folgen DESIGN.md (warmes Anthrazit,
   ein Akzent pro Metrik-Familie, Newsreader fuer Aussagen, Inter fuer Daten).
   Schriften liegen lokal unter /fonts: kein Abruf bei Google, also keine
   IP-Uebermittlung an Dritte (LG Muenchen I, 3 O 17493/20). */

@font-face { font-family: "Inter"; font-style: normal; font-weight: 400; font-display: swap; src: url("/fonts/inter-400regular.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 600; font-display: swap; src: url("/fonts/inter-600semibold.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 700; font-display: swap; src: url("/fonts/inter-700bold.woff2") format("woff2"); }
@font-face { font-family: "Newsreader"; font-style: normal; font-weight: 400; font-display: swap; src: url("/fonts/newsreader-400regular.woff2") format("woff2"); }
@font-face { font-family: "Newsreader"; font-style: italic; font-weight: 400; font-display: swap; src: url("/fonts/newsreader-400regular-italic.woff2") format("woff2"); }

:root {
  color-scheme: dark;
  --bg: #100d08;
  --surface: #1b1811;
  --surface-2: #242017;
  --outline: #3a3327;
  --outline-2: #2a251c;
  --text: #f8f5ee;
  --text-2: #9e988b;
  --text-3: #8a8477; /* leicht aufgehellt ggü. App (#777165) fuer 4.5:1 auf --bg */
  --green: #72cf8e;
  --purple: #9dabf7;
  --amber: #f2af48;
  --red: #fb817a;
  --blue: #5eb6e6;
  --violet: #6959ae;
  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --max: 1080px;
}

*, *::before, *::after { 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(--bg);
  color: var(--text);
  font: 400 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--green); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--green); outline-offset: 3px; border-radius: 4px; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: var(--surface); padding: 8px 12px; z-index: 10; }

/* Header */
.site-header { border-bottom: 1px solid var(--outline-2); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font: 600 18px/1 var(--sans); letter-spacing: -0.01em; }
.brand svg { width: 28px; height: 28px; border-radius: 7px; }
.site-header nav { display: flex; gap: 20px; }
.site-header nav a { color: var(--text-2); text-decoration: none; font-size: 14px; font-weight: 500; }
.site-header nav a:hover { color: var(--text); }
@media (max-width: 560px) { .site-header nav { display: none; } }

/* Typografie */
.eyebrow { font: 600 12px/1.4 var(--sans); letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-3); margin: 0 0 12px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 400; letter-spacing: -0.01em; margin: 0; }
h1 { font-size: clamp(38px, 6.4vw, 64px); line-height: 1.05; }
h1 em, h2 em { font-style: italic; color: var(--green); }
h2 { font-size: clamp(30px, 4.2vw, 42px); line-height: 1.12; }
h3 { font-size: 22px; line-height: 1.25; }
.lead { font-size: clamp(17px, 2vw, 19px); color: var(--text-2); max-width: 36em; margin: 20px 0 0; }
p { margin: 0 0 1em; }

/* Hero */
.hero { padding: 72px 0 88px; }
.hero .wrap { display: grid; grid-template-columns: 1.15fr 1fr; gap: 56px; align-items: center; }
@media (max-width: 880px) { .hero { padding: 48px 0 64px; } .hero .wrap { grid-template-columns: 1fr; gap: 40px; } }
.status { display: inline-flex; align-items: center; gap: 8px; margin-top: 28px; padding: 8px 14px; border: 1px solid var(--outline); border-radius: 999px; font-size: 14px; color: var(--text-2); }
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--amber); }

/* App-Vorschau: ein Feed-Eintrag, wie er in der App aussieht */
.preview { background: var(--surface); border: 1px solid var(--outline-2); border-radius: 16px; padding: 20px; }
.preview-top { display: flex; align-items: center; gap: 18px; padding-bottom: 18px; border-bottom: 1px solid var(--outline-2); }
.ring { position: relative; width: 92px; height: 92px; flex: none; }
.ring span { position: absolute; inset: 0; display: grid; place-items: center; font: 700 26px/1 var(--sans); font-variant-numeric: tabular-nums; }
.preview-top .label { font: 600 12px/1.4 var(--sans); letter-spacing: 0.04em; text-transform: uppercase; color: var(--text-3); margin: 0 0 4px; }
.preview-top .verdict { font: italic 400 22px/1.25 var(--serif); margin: 0; }
.tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 16px 0; }
.tile { background: var(--surface-2); border-radius: 10px; padding: 10px 12px; }
.tile b { display: block; font: 700 18px/1.2 var(--sans); font-variant-numeric: tabular-nums; }
.tile small { display: block; font-size: 12px; color: var(--text-3); }
.tile i { font-style: normal; font-size: 12px; }
.up { color: var(--green); } .down { color: var(--red); }
.feed { display: flex; gap: 10px; }
.feed .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); margin-top: 7px; flex: none; }
.feed p { margin: 0; font-size: 14px; line-height: 22px; color: var(--text-2); }
.feed strong { display: block; font: 400 17px/1.35 var(--serif); color: var(--text); margin-bottom: 2px; }

/* Abschnitte */
section { padding: 80px 0; border-top: 1px solid var(--outline-2); }
@media (max-width: 880px) { section { padding: 56px 0; } }
.section-head { max-width: 640px; margin-bottom: 40px; }

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; list-style: none; margin: 0; padding: 0; }
.card { background: var(--surface); border: 1px solid var(--outline-2); border-radius: 12px; padding: 22px; }
.card h3 { margin: 14px 0 8px; }
.card p { color: var(--text-2); font-size: 15px; margin: 0; }
.chip { display: inline-block; width: 10px; height: 10px; border-radius: 50%; }

/* Baseline-Erklaerung */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; gap: 32px; } }
.chart { background: var(--surface); border: 1px solid var(--outline-2); border-radius: 12px; padding: 20px; }
.chart figcaption { font-size: 13px; color: var(--text-3); margin-top: 12px; }
.legend { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 10px; font-size: 13px; color: var(--text-2); }
.legend span::before { content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; vertical-align: -1px; background: var(--c); }

/* Datenschutz-Liste */
.checks { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px 32px; }
.checks li { position: relative; padding-left: 28px; color: var(--text-2); }
.checks li strong { color: var(--text); font-weight: 600; }
.checks li::before { content: ""; position: absolute; left: 0; top: 7px; width: 14px; height: 8px; border-left: 2px solid var(--green); border-bottom: 2px solid var(--green); transform: rotate(-45deg); }

/* FAQ */
.faq { max-width: 760px; }
.faq details { border-bottom: 1px solid var(--outline-2); padding: 18px 0; }
.faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; font: 400 21px/1.3 var(--serif); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--sans); color: var(--text-3); }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--text-2); margin: 12px 0 0; }

.note { background: var(--surface); border: 1px solid var(--outline-2); border-left: 3px solid var(--amber); border-radius: 12px; padding: 18px 20px; color: var(--text-2); font-size: 15px; }
.note strong { color: var(--text); }

/* Footer */
.site-footer { border-top: 1px solid var(--outline-2); padding: 40px 0 48px; font-size: 14px; color: var(--text-3); }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px 32px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 20px; }
.site-footer a { color: var(--text-2); text-decoration: none; }
.site-footer a:hover { color: var(--text); text-decoration: underline; }
.site-footer .fine { flex-basis: 100%; margin: 0; font-size: 13px; }

/* Rechtstexte */
.legal { padding: 56px 0 72px; }
.legal .wrap { max-width: 760px; }
.legal h1 { font-size: clamp(36px, 5vw, 48px); margin-bottom: 8px; }
.legal h2 { font-size: 26px; margin: 44px 0 12px; }
.legal h3 { font-family: var(--sans); font-size: 16px; font-weight: 600; letter-spacing: 0; margin: 28px 0 8px; }
.legal p, .legal li { color: var(--text-2); }
.legal strong { color: var(--text); font-weight: 600; }
.legal ul { padding-left: 20px; margin: 0 0 1em; }
.legal li { margin-bottom: 6px; }
.legal address { font-style: normal; color: var(--text); margin-bottom: 1em; }
.legal .meta { color: var(--text-3); font-size: 14px; }
.legal .toc { background: var(--surface); border: 1px solid var(--outline-2); border-radius: 12px; padding: 18px 22px; margin: 28px 0 8px; }
.legal .toc ol { margin: 0; padding-left: 20px; }
.legal .toc li { margin: 4px 0; }
.todo { background: rgba(242, 175, 72, 0.18); color: var(--amber); padding: 0 4px; border-radius: 4px; }
.c-green { background: var(--green); } .c-violet { background: var(--violet); } .c-red { background: var(--red); }
.c-amber { background: var(--amber); } .c-purple { background: var(--purple); }
.l-hrv { --c: var(--purple); } .l-band { --c: rgba(114, 207, 142, 0.35); } .l-alert { --c: var(--red); }
.preview, .chart { margin: 0; }