/* singledose.app — Instrumententafel.
   Keine externen Assets: keine Webfonts, keine Bilder von fremden Servern,
   kein JavaScript. Das ist rechtliche Vorgabe (§ 25 TTDSG), nicht Geschmack. */

/* ─────────────────────────────────────────────────────────── Tokens */

:root {
  color-scheme: light dark;

  /* Aus AppTheme.swift, damit Seite und App dieselbe Sprache sprechen. */
  --paper:       #F5F0EB;
  --paper-deep:  #EDE5DA;
  --card:        #FFFFFF;
  --ink:         #3B2F20;
  --ink-soft:    #6B5740;
  --accent:      #8B6F47;
  --accent-lift: #C4A472;
  --rule:        #D6C9B8;
  --rule-faint:  #E4DACB;

  --font-display: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont,
                  "Segoe UI Variable Display", "Segoe UI", system-ui, sans-serif;
  --font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;

  --measure: 34rem;
  --gutter: clamp(1.25rem, 5vw, 3rem);
  --shell: 68rem;

  --step: clamp(3.5rem, 9vw, 6.5rem);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper:       #1C1A17;
    --paper-deep:  #171512;
    --card:        #2A2520;
    --ink:         #F0E8DE;
    --ink-soft:    #A89880;
    --accent:      #C4A472;
    --accent-lift: #D4B888;
    --rule:        #3D362E;
    --rule-faint:  #322C25;
  }
}

/* ─────────────────────────────────────────────────────────── Basis */

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Papierstruktur: zwei sehr flache Verläufe, kein Bild. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(60rem 40rem at 82% -10%, color-mix(in oklab, var(--accent) 9%, transparent), transparent 70%),
    radial-gradient(50rem 35rem at 0% 100%, color-mix(in oklab, var(--accent) 5%, transparent), transparent 70%);
}

h1, h2, h3 { line-height: 1.1; letter-spacing: -0.025em; margin: 0; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.shell {
  width: min(100% - var(--gutter) * 2, var(--shell));
  margin-inline: auto;
}

.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: var(--gutter);
  top: 1rem;
  z-index: 10;
  background: var(--card);
  padding: 0.6rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--rule);
}

/* Ziffern immer tabellarisch — es sind Messwerte. */
.num { font-variant-numeric: tabular-nums; font-feature-settings: "tnum" 1; }

/* ────────────────────────────────────── Skalen-Motiv (durchgehend) */

.tickrule {
  height: 11px;
  border: 0;
  margin: 0;
  background-image:
    linear-gradient(to right, var(--rule) 1px, transparent 1px),
    linear-gradient(to right, var(--rule-faint) 1px, transparent 1px);
  background-size: 48px 11px, 8px 6px;
  background-position: 0 0, 0 bottom;
  background-repeat: repeat-x;
  opacity: 0.9;
}

/* ─────────────────────────────────────────────────────────── Kopf */

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.5rem;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}
.wordmark .glyph {
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  border: 2px solid var(--accent);
  position: relative;
  flex: none;
}
.wordmark .glyph::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 2px;
  width: 2px;
  height: 6px;
  border-radius: 1px;
  background: var(--accent);
  transform: translateX(-50%);
}

.masthead nav {
  display: flex;
  gap: clamp(0.9rem, 3vw, 1.75rem);
  font-size: 0.9rem;
}
.masthead nav a { color: var(--ink-soft); text-decoration: none; }
.masthead nav a:hover { color: var(--accent); }

/* ─────────────────────────────────────────────────────────── Hero */

.hero {
  display: grid;
  gap: clamp(2.5rem, 6vw, 4rem);
  align-items: center;
  padding-block: clamp(3rem, 8vw, 6rem) var(--step);
}
@media (min-width: 56rem) {
  .hero { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); }
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 1.25rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 1.4rem + 4.2vw, 4.1rem);
  font-weight: 700;
  margin-bottom: 1.25rem;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.lede {
  font-size: clamp(1.1rem, 1rem + 0.5vw, 1.3rem);
  color: var(--ink-soft);
  max-width: var(--measure);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
  margin-top: 2rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.badge:hover {
  color: var(--paper);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px -12px color-mix(in oklab, var(--ink) 65%, transparent);
}
.badge[aria-disabled="true"] {
  background: transparent;
  color: var(--ink-soft);
  border: 1px dashed var(--rule);
  cursor: default;
}
.badge[aria-disabled="true"]:hover { transform: none; box-shadow: none; }

.hero-note {
  font-size: 0.88rem;
  color: var(--ink-soft);
}

/* ────────────────────────────────────────── Das Rad (reines CSS) */

.dial-stage {
  display: grid;
  place-items: center;
  position: relative;
}

.dial {
  --size: min(21rem, 72vw);
  --needle: 208deg;           /* Zeigerstellung */
  width: var(--size);
  height: var(--size);
  border-radius: 50%;
  position: relative;
  display: grid;
  place-items: center;
  margin: 0;
}

/* Die Skalenstriche liegen in einem eigenen Element. Läge die Maske auf .dial,
   würde sie auch Zifferblatt und Zahl ausschneiden — die Mitte ist ja genau
   der Bereich, den sie wegnimmt. */
.dial-ticks {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background:
    repeating-conic-gradient(from 0deg,
      var(--rule) 0deg 0.45deg, transparent 0.45deg 6deg);
  -webkit-mask: radial-gradient(closest-side, transparent 0 79%, #000 79.5%);
          mask: radial-gradient(closest-side, transparent 0 79%, #000 79.5%);
}

.dial-face {
  position: absolute;
  inset: 12%;
  border-radius: 50%;
  background: var(--card);
  border: 1px solid var(--rule-faint);
  display: grid;
  place-items: center;
  align-content: center;
  text-align: center;
}

/* Der Zeiger: ein Strich, der vom Rand nach innen zeigt. */
.dial-needle {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  transform: rotate(var(--needle));
  animation: settle 1.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.dial-needle::after {
  content: "";
  position: absolute;
  top: -2px;
  left: 50%;
  width: 3px;
  height: 15%;
  border-radius: 2px;
  background: var(--accent);
  transform: translateX(-50%);
}

@keyframes settle {
  from { transform: rotate(calc(var(--needle) - 46deg)); opacity: 0; }
  to   { transform: rotate(var(--needle)); opacity: 1; }
}

.dial-value {
  font-size: clamp(3.4rem, 12vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--accent);
  line-height: 1;
}
.dial-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 0.6rem;
}

.dial-readout {
  display: flex;
  gap: 0;
  margin-top: 2rem;
  border: 1px solid var(--rule);
  border-radius: 14px;
  background: var(--card);
  overflow: hidden;
  width: min(21rem, 78vw);
}
.dial-readout div {
  flex: 1;
  padding: 0.85rem 0.4rem;
  text-align: center;
}
.dial-readout div + div { border-left: 1px solid var(--rule-faint); }
.dial-readout b {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.dial-readout span {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ─────────────────────────────────────────────────────── Abschnitte */

section { padding-block: var(--step); }

.section-head {
  max-width: var(--measure);
  margin-bottom: clamp(2rem, 5vw, 3rem);
}
.section-head h2 {
  font-size: clamp(1.7rem, 1.2rem + 2vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 0.9rem;
}
.section-head p { color: var(--ink-soft); }

.cards {
  display: grid;
  gap: 1px;
  background: var(--rule-faint);
  border: 1px solid var(--rule-faint);
  border-radius: 18px;
  overflow: hidden;
}
@media (min-width: 48rem) {
  .cards { grid-template-columns: repeat(3, 1fr); }
}

.card {
  background: var(--card);
  padding: clamp(1.5rem, 3vw, 2.1rem);
}
.card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.7rem;
}
.card p { color: var(--ink-soft); font-size: 0.97rem; }

.card-index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  display: block;
  margin-bottom: 1.1rem;
}

/* Beispielrechnung — sieht aus wie ein Messprotokoll. */
.slip {
  border: 1px solid var(--rule);
  border-radius: 18px;
  background: var(--card);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  max-width: 40rem;
}
.slip dl {
  margin: 0 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.55rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}
.slip dt { color: var(--ink-soft); }
.slip dd { margin: 0; text-align: right; font-weight: 600; }
.slip .verdict {
  border-top: 1px solid var(--rule-faint);
  padding-top: 1.4rem;
  display: flex;
  gap: 1rem;
  align-items: baseline;
}
.slip .verdict strong {
  font-size: 1.5rem;
  color: var(--accent);
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.slip .verdict span { color: var(--ink-soft); font-size: 0.95rem; }

/* ─────────────────────────────────────────────── Screenshots */

/* Auf schmalen Schirmen waagerecht scrollen statt vier Bilder stapeln —
   nebeneinander bleibt der Vergleich möglich. */
.shots {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: min(62vw, 15rem);
  gap: clamp(1rem, 3vw, 1.75rem);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 1rem;
  margin-inline: calc(var(--gutter) * -1);
  padding-inline: var(--gutter);
  scrollbar-width: thin;
}
@media (min-width: 60rem) {
  .shots {
    grid-auto-flow: row;
    grid-template-columns: repeat(4, 1fr);
    overflow: visible;
    margin-inline: 0;
    padding-inline: 0;
  }
}

.shot {
  scroll-snap-align: start;
  margin: 0;
}
.shot img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: clamp(1.4rem, 4vw, 2rem);
  border: 1px solid var(--rule);
  background: var(--card);
  box-shadow: 0 18px 40px -28px color-mix(in oklab, var(--ink) 70%, transparent);
}
.shot figcaption {
  margin-top: 0.9rem;
  font-size: 0.88rem;
  color: var(--ink-soft);
  text-wrap: pretty;
}
.shot figcaption b {
  display: block;
  color: var(--ink);
  font-weight: 600;
  margin-bottom: 0.15rem;
}

/* Schlussbanner */
.closer {
  text-align: center;
  padding-block: calc(var(--step) * 1.1);
}
.closer h2 {
  font-size: clamp(1.9rem, 1.3rem + 2.6vw, 3rem);
  margin-bottom: 1rem;
}
.closer p { color: var(--ink-soft); max-width: 32rem; margin-inline: auto; }
.closer .hero-actions { justify-content: center; }

/* ───────────────────────────────────────────────── Textseiten */

.page {
  padding-block: clamp(2.5rem, 6vw, 4.5rem) var(--step);
}
.page h1 {
  font-size: clamp(2rem, 1.4rem + 2.6vw, 3rem);
  margin-bottom: 0.75rem;
}
.page .updated {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: clamp(2rem, 5vw, 3rem);
}
.prose { max-width: var(--measure); }
.prose h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-top: 2.75rem;
  margin-bottom: 0.85rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--rule-faint);
}
.prose h2:first-of-type { border-top: 0; padding-top: 0; margin-top: 0; }
.prose h3 {
  font-size: 1.02rem;
  font-weight: 700;
  margin-top: 1.9rem;
  margin-bottom: 0.5rem;
}
.prose p + p, .prose ul + p, .prose p + ul { margin-top: 1rem; }
.prose ul { margin: 1rem 0 0; padding-left: 1.15rem; }
.prose li { margin-bottom: 0.5rem; }
.prose li::marker { color: var(--accent); }
.prose address {
  font-style: normal;
  line-height: 1.8;
}
.prose .lead {
  font-size: 1.1rem;
  color: var(--ink-soft);
  margin-bottom: 2rem;
}

/* Frage/Antwort ohne JS */
.faq { max-width: var(--measure); }
.faq details {
  border-bottom: 1px solid var(--rule-faint);
}
.faq summary {
  cursor: pointer;
  padding: 1.15rem 2rem 1.15rem 0;
  font-weight: 600;
  list-style: none;
  position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  position: absolute;
  right: 0.35rem;
  top: 1.55rem;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}
.faq details[open] summary::after { transform: rotate(-135deg); top: 1.75rem; }
.faq details p { padding-bottom: 1.3rem; color: var(--ink-soft); max-width: 32rem; }

.callout {
  border-left: 3px solid var(--accent);
  padding: 0.2rem 0 0.2rem 1.15rem;
  margin: 1.75rem 0;
  color: var(--ink-soft);
}

/* ───────────────────────────────────────────────────────── Fuß */

.foot {
  padding-block: 2.5rem 3.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.75rem;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  color: var(--ink-soft);
}
.foot nav { display: flex; flex-wrap: wrap; gap: 1rem 1.5rem; }
.foot a { color: var(--ink-soft); text-decoration: none; }
.foot a:hover { color: var(--accent); text-decoration: underline; }

.lang {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

/* ────────────────────────────────────── Auftritt beim Laden */

.rise {
  animation: rise 0.75s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.rise-1 { animation-delay: 0.05s; }
.rise-2 { animation-delay: 0.14s; }
.rise-3 { animation-delay: 0.23s; }

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-delay: 0ms !important;
    transition-duration: 0.001ms !important;
  }
}

@media print {
  body::before, .masthead nav, .badge { display: none; }
  body { background: #fff; color: #000; }
}