/* DeskHero — deskhero.finnrmn.com
   Shared styles for the marketing (/), privacy (/privacy) and 404 pages.
   Brand tokens mirror the app's M3 light theme (deskhero/src/theme/tokens.ts).
   "Tactile Minimalism": tonal layers + offset bottom-borders, no heavy shadows.
   Clean & premium: generous whitespace, brand teal/orange as deliberate accents. */

/* =========================================================================
   1. Design tokens
   ========================================================================= */
:root {
  /* ----- Primary: teal group ----- */
  --teal: #006b5f; /* primary */
  --teal-hover: #00786a;
  --teal-bright: #14b8a6; /* primaryContainer */
  --teal-deep: #00423b; /* onPrimaryContainer */
  --teal-fixed: #71f8e4; /* primaryFixed — bright highlight */
  --primary: var(--teal);
  --primary-container: var(--teal-bright);
  --on-primary-container: var(--teal-deep);

  /* ----- Secondary: orange (energy / accents) ----- */
  --orange: #fea619; /* secondaryContainer */
  --orange-on: #684000; /* onSecondaryContainer */
  --orange-deep: #855300; /* secondary */
  --orange-soft: #ffddb8; /* secondaryFixed — soft tint */
  --secondary-container: var(--orange);
  --on-secondary-container: var(--orange-on);

  /* ----- Tertiary: burnt orange ----- */
  --tertiary-container: #ff8134;
  --on-tertiary-container: #642800;

  /* ----- Watch: indigo (accent only — mode chip) ----- */
  --watch: #1e3a8a;
  --watch-container: #4f7def;
  --on-watch-container: #000d3a;
  --watch-soft: #e3e9fb; /* derived soft tint */

  /* ----- Mints ----- */
  --mint: #c0ecea; /* app adaptive-icon background */
  --mint-soft: #e4f6f5; /* section band background */

  /* ----- Neutrals / M3 surface scale ----- */
  --ink: #181c1d; /* onSurface */
  --ink-soft: #3c4947; /* onSurfaceVariant */
  --surface: #f7fafb;
  --surface-low: #f1f4f5; /* surfaceContainerLow */
  --surface-container: #ebeeef;
  --surface-high: #e6e9ea; /* surfaceContainerHigh */
  --surface-variant: #e0e3e4;
  --surface-dim: #d7dadb;
  --card: #ffffff; /* surfaceContainerLowest */
  --surface-lowest: #ffffff;
  --outline: #6c7a77;
  --outline-variant: #bbcac6;

  /* ----- Status ----- */
  --error: #ba1a1a;

  /* ----- Footer ----- */
  --footer-bg: #181c1d;
  --footer-fg: #c9d4d3;
  --footer-muted: #9aa6a4;
  --footer-link: #8fe3d7;

  /* ----- Type ----- */
  --font-head: 'Lexend', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --fs-display: clamp(2rem, 1.2rem + 3.4vw, 3rem); /* 32 → 48 */
  --fs-h2: clamp(1.5rem, 1.18rem + 1.5vw, 2.125rem); /* 24 → 34 */
  --fs-h3: clamp(1.075rem, 1.02rem + 0.3vw, 1.25rem);
  --fs-lead: clamp(1.125rem, 1.06rem + 0.45vw, 1.25rem); /* 18 → 20 */
  --fs-body: 1.0625rem; /* 17 */
  --fs-label: 0.75rem; /* 12 */
  --lh-tight: 1.1;
  --lh-snug: 1.28;
  --lh-body: 1.6;
  --tracking-display: -0.02em;
  --tracking-label: 0.06em;

  /* ----- Spacing (8pt) ----- */
  --space-xs: 4px;
  --space-sm: 12px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 64px;
  --space-2xl: 96px;
  --gutter: 20px;
  --space-section: clamp(3rem, 6vw, 6rem); /* 48 → 96 */
  --maxw: 1200px;
  --maxw-content: 1120px;
  --maxw-prose: 760px;

  /* ----- Radius ----- */
  --r-sm: 4px;
  --r-base: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 24px;
  --r-full: 9999px;

  /* ----- Elevation (subtle) ----- */
  --edge-width: 4px;
  --shadow-float: 0 8px 24px rgba(0, 107, 95, 0.12); /* = app elevation.level3 */

  /* ----- Motion ----- */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --dur-fast: 150ms;
  --dur-base: 220ms;
  --dur-slow: 300ms;

  /* ----- Layout offsets (pinned header + mobile sub-nav) ----- */
  --header-h: 64px; /* matches .site-header__inner min-height */
  --subnav-h: 52px; /* privacy: mobile pinned title + TOC bar */
  --scroll-offset: calc(var(--header-h) + 12px); /* anchors land just below the fixed header */

  /* ----- Z-index ----- */
  --z-header: 100;
  --z-subnav: 90; /* privacy mobile pinned bar — below header, above content */
  --z-skip: 300;
}

/* =========================================================================
   2. Reset / base
   ========================================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--scroll-offset);
  -webkit-text-size-adjust: 100%;
}

body {
  /* `clip` (not `hidden`) prevents horizontal scroll WITHOUT turning <body>
     into a scroll container — `hidden` would make the sticky header anchor to
     <body> instead of the viewport, so it would never actually stick. Scoped to
     <body> (not the <html> root) to avoid root→viewport overflow propagation. */
  overflow-x: clip;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--ink);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

/* Language visibility — driven by data-lang on <html> (see assets/i18n.js).
   No-JS default: <html data-lang="de"> shows German. */
[data-lang='de'] [lang='en'] {
  display: none;
}
[data-lang='en'] [lang='de'] {
  display: none;
}

a {
  color: var(--teal);
  text-underline-offset: 2px;
}
a:hover {
  color: var(--teal-deep);
}

:focus-visible {
  outline: 3px solid var(--teal-bright);
  outline-offset: 2px;
  border-radius: 3px;
}
:focus:not(:focus-visible) {
  outline: none;
}

:where(button, [role='button'], summary, a.btn) {
  touch-action: manipulation;
}

/* Screen-reader-only + skip link */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: var(--z-skip);
  background: var(--teal);
  color: #fff;
  font-family: var(--font-head);
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 0 0 var(--r-base) 0;
  text-decoration: none;
}
.skip-link:focus {
  left: 0;
}

/* =========================================================================
   3. Layout
   ========================================================================= */
.container {
  width: 100%;
  max-width: var(--maxw-content);
  margin-inline: auto;
  padding-left: max(var(--gutter), env(safe-area-inset-left));
  padding-right: max(var(--gutter), env(safe-area-inset-right));
}
.container--narrow {
  max-width: var(--maxw-prose);
}
.container--wide {
  max-width: var(--maxw);
}

section {
  padding: var(--space-section) 0;
}
section[id] {
  scroll-margin-top: 0; /* offset handled centrally by html { scroll-padding-top } */
}
section h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: var(--fs-h2);
  line-height: var(--lh-snug);
  letter-spacing: -0.01em;
  margin: 0 0 12px;
  color: var(--ink);
}
.section__intro {
  color: var(--ink-soft);
  font-size: var(--fs-lead);
  max-width: 60ch;
  margin: 0 0 var(--space-lg);
}
.eyebrow {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--teal);
  margin: 0 0 8px;
}

/* =========================================================================
   4. Header + navigation
   ========================================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(247, 250, 251, 0.85);
  -webkit-backdrop-filter: saturate(150%) blur(10px);
  backdrop-filter: saturate(150%) blur(10px);
  border-bottom: 1px solid var(--outline-variant);
  padding-top: env(safe-area-inset-top);
  transition: box-shadow var(--dur-base) var(--ease-out);
}
/* Subtle elevation once the page is scrolled (set by ui.js) */
.site-header.is-scrolled {
  box-shadow: 0 2px 14px rgba(24, 28, 29, 0.1);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.1rem;
}
.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}
.site-header__spacer {
  flex: 1;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 8px 14px;
  border-radius: var(--r-base);
}
.site-nav a:hover {
  color: var(--ink);
}
.site-nav a[aria-current='page'] {
  color: var(--teal);
  font-weight: 700;
}

/* Language toggle — minimal DE | EN text switch. The active language is marked
   by teal colour + weight (no pill chrome); works without JS via aria-pressed. */
.lang-toggle {
  display: inline-flex;
  align-items: center;
}
.lang-toggle button {
  position: relative;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  line-height: 1;
  border: 0;
  background: transparent;
  color: var(--ink-soft);
  padding: 10px 10px;
  cursor: pointer;
  border-radius: var(--r-sm);
  transition: color var(--dur-fast) var(--ease-out);
}
.lang-toggle button:hover {
  color: var(--ink);
}
.lang-toggle button.is-active,
.lang-toggle button[aria-pressed='true'] {
  color: var(--teal);
  font-weight: 700;
}
/* hairline divider between the two languages */
.lang-toggle button + button::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 14px;
  width: 1px;
  background: var(--outline-variant);
}

/* =========================================================================
   5. Buttons
   ========================================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  padding: 13px 22px;
  border-radius: var(--r-md);
  border: 0;
  transition: transform var(--dur-fast) var(--ease-out),
    background-color var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out);
}
.btn:active {
  transform: translateY(2px);
}
.btn--primary {
  background: var(--teal);
  color: #fff;
  border-bottom: var(--edge-width) solid var(--teal-deep);
}
.btn--primary:hover {
  color: #fff;
  background: var(--teal-hover);
}
.btn--ghost {
  background: var(--card);
  color: var(--teal);
  border: 1.5px solid var(--outline-variant);
  border-bottom: var(--edge-width) solid var(--outline-variant);
}
.btn--ghost:hover {
  color: var(--teal-deep);
  border-color: var(--teal-hover);
  background: var(--mint-soft);
}

/* =========================================================================
   6. Hero
   ========================================================================= */
.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(40px, 7vw, 88px) 0 var(--space-2xl);
}
.hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}
.hero__copy {
  max-width: 34rem;
}
.hero h1 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: var(--fs-display);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-display);
  margin: 18px 0 14px;
}
.hero .lead {
  font-size: var(--fs-lead);
  color: var(--ink-soft);
  max-width: 46ch;
  margin: 0 0 28px;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.hero__mock {
  display: flex;
  justify-content: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--teal-deep);
  background: var(--mint);
  padding: 6px 12px;
  border-radius: var(--r-full);
}

/* =========================================================================
   7. CSS phone mockup (decorative, aria-hidden)
   ========================================================================= */
.phone {
  position: relative;
  width: min(300px, 80vw);
  aspect-ratio: 9 / 19;
  background: var(--ink);
  border-radius: var(--r-xl);
  padding: 10px;
  box-shadow: var(--shadow-float);
}
.phone__screen {
  position: relative;
  height: 100%;
  background: var(--surface);
  border-radius: 17px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.phone__home {
  position: absolute;
  left: 50%;
  bottom: 7px;
  transform: translateX(-50%);
  width: 36%;
  height: 4px;
  border-radius: var(--r-full);
  background: var(--ink);
  opacity: 0.85;
  z-index: 2;
}
.app {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.app__statusbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 16px 2px;
  font-size: 11px;
  color: var(--ink);
}
.app__statusbar .time {
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 0.01em;
}
.sysicons {
  display: flex;
  align-items: center;
  gap: 5px;
}
.sysicons svg {
  display: block;
  height: 11px;
  width: auto;
}
.ico--signal rect {
  fill: currentColor;
}
.ico--wifi {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
}
.ico--wifi circle {
  fill: currentColor;
  stroke: none;
}
.ico--batt .batt-shell {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.2;
  opacity: 0.45;
}
.ico--batt .batt-fill {
  fill: currentColor;
}
.ico--batt .batt-cap {
  fill: currentColor;
  opacity: 0.45;
}
.welcome {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  text-align: center;
  padding: 4px 18px 18px;
}
.welcome__dots {
  display: flex;
  align-items: center;
  gap: 4px;
  padding-top: 4px;
}
.wdot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--surface-variant);
}
.wdot--active {
  display: flex;
  width: 14px;
  height: 16px;
  padding-bottom: 2px;
  border-radius: var(--r-full);
  background: var(--on-tertiary-container);
}
.wdot--active::before {
  content: "";
  flex: 1;
  border-radius: var(--r-full);
  background: var(--tertiary-container);
}
.welcome__img {
  display: block;
  width: 100%;
  height: 170px;
  object-fit: contain;
}
.welcome__text {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.welcome__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 27px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0;
}
.welcome__body {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-soft);
  margin: 0;
}
.welcome__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 12px;
  border-radius: var(--r-lg);
  border-bottom: 4px solid var(--teal-deep);
  background: var(--teal);
  color: #fff;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
}

/* =========================================================================
   8. Stats
   ========================================================================= */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: var(--space-md);
}
.stat {
  background: var(--card);
  border: 2px solid var(--outline-variant);
  border-bottom: 4px solid var(--outline-variant);
  border-radius: var(--r-lg);
  padding: 24px 20px;
  text-align: center;
}
.stat .num {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.9rem;
  color: var(--teal);
  font-variant-numeric: tabular-nums;
}
.stat .lbl {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-top: 2px;
}

/* =========================================================================
   9. Steps
   ========================================================================= */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: var(--space-md);
}
.step {
  background: var(--card);
  border: 2px solid var(--outline-variant);
  border-bottom: 4px solid var(--outline-variant);
  border-radius: var(--r-lg);
  padding: 24px;
}
.step .n {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--r-full);
  background: var(--teal);
  color: var(--card);
  font-family: var(--font-head);
  font-weight: 700;
  margin-bottom: 14px;
}
.step h3 {
  font-family: var(--font-head);
  margin: 0 0 6px;
  font-size: 1.1rem;
}
.step p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.97rem;
}

/* =========================================================================
   11. Research panel (study context)
   ========================================================================= */
.research-panel {
  background: var(--mint-soft);
  border: 2px solid var(--teal);
  border-left: 4px solid var(--teal);
  border-radius: var(--r-lg);
  padding: clamp(20px, 4vw, 36px);
  margin-top: var(--space-md);
}
.research-panel p {
  margin: 0 0 22px;
  color: var(--ink-soft);
}

/* =========================================================================
   12. Mint band + contact
   ========================================================================= */
.band {
  background: var(--mint-soft);
  border-top: 1px solid var(--outline-variant);
  border-bottom: 1px solid var(--outline-variant);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: var(--space-md);
}
.contact-card {
  background: var(--card);
  border: 1.5px solid var(--outline-variant);
  border-bottom: 4px solid var(--outline-variant);
  border-radius: var(--r-lg);
  padding: 24px;
}
.contact-card h3 {
  font-family: var(--font-head);
  margin: 0 0 6px;
  font-size: 1.1rem;
}
.contact-card p {
  margin: 3px 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}
.contact-card__site {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.95rem;
}
.contact-card__site svg {
  flex: none;
}
.mono {
  font-family: var(--mono);
  font-size: 0.95em;
}

/* =========================================================================
   13. Footer
   ========================================================================= */
.site-footer {
  background: var(--footer-bg);
  color: var(--footer-fg);
  padding: 22px 0 calc(22px + env(safe-area-inset-bottom));
}
.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
}
.site-footer__start {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 20px;
}
.site-footer__brand {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--footer-fg);
  text-decoration: none;
}
.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}
.site-footer__links a {
  color: var(--footer-fg);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 6px 0;
}
.site-footer__links a:hover {
  color: var(--footer-link);
}
.site-footer__links a:not(:last-child)::after {
  content: '·';
  margin: 0 10px;
  color: var(--footer-muted);
}
.site-footer__meta {
  margin: 0;
  color: var(--footer-muted);
  font-size: 0.82rem;
  line-height: 1.6;
}
.site-footer__meta a {
  color: var(--footer-link);
}
@media (max-width: 820px) {
  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
  .site-footer__meta {
    width: 100%;
    padding-top: 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }
}

/* =========================================================================
   14. Prose (privacy)
   ========================================================================= */
.prose {
  /* vertical only — keep the .container horizontal gutter so body text never
     touches the screen edge on mobile */
  padding-top: 40px;
  padding-bottom: 64px;
}
.prose > h1,
.prose > .updated,
.prose-body {
  max-width: var(--maxw-prose);
  margin-inline: auto;
}
.prose h1 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: var(--fs-display);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-display);
  margin: 0 0 10px;
}
.prose .updated {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin: 0 0 24px;
}
.prose h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.4rem;
  margin: 40px 0 10px;
  scroll-margin-top: 0; /* offset via html scroll-padding; mobile adds the sub-nav below */
}
.prose h3 {
  font-family: var(--font-head);
  font-size: 1.1rem;
  margin: 22px 0 4px;
}
.prose p,
.prose li {
  color: #26302f;
  line-height: 1.7;
}
.prose ul {
  padding-left: 1.2em;
}
.prose li {
  margin: 6px 0;
}
.prose .callout {
  background: var(--mint-soft);
  border: 1.5px solid var(--teal);
  border-left: 4px solid var(--teal);
  border-radius: var(--r-md);
  padding: 18px 20px;
  margin: 20px 0 28px;
}
.prose .callout div {
  line-height: 1.7;
}
/* ----- Table of contents (privacy) ----- */
.toc {
  background: var(--card);
  border: 1.5px solid var(--outline-variant);
  border-radius: var(--r-lg);
  padding: 18px 22px;
  margin: 0 0 28px;
}
.toc summary {
  font-family: var(--font-head);
  font-weight: 700;
  margin-bottom: 8px;
  list-style: none;
  cursor: pointer;
}
.toc summary::-webkit-details-marker {
  display: none;
}
.toc ol {
  margin: 0;
  padding-left: 1.3em;
  /* plain block list — a CSS multi-column context with a constrained height
     spills overflow into off-screen columns instead of scrolling, so no columns. */
}
.toc li {
  margin: 5px 0;
  break-inside: avoid;
}
.toc a {
  color: var(--ink); /* inactive entries read as plain body text */
  text-decoration: none;
  border-radius: var(--r-sm);
}
.toc a:hover {
  text-decoration: underline;
}
.toc a.is-active {
  color: var(--teal); /* only the section in view is highlighted */
  font-weight: 700;
}
dl.contacts dt {
  font-weight: 700;
  margin-top: 12px;
  color: var(--ink);
}
dl.contacts dd {
  margin: 0;
  color: var(--ink-soft);
}

@media (min-width: 1024px) {
  /* Title + version span the full content width and scroll with the page,
     centered to line up with the (center-justified) grid below. */
  .prose > h1,
  .prose > .updated {
    max-width: calc(296px + var(--maxw-prose)); /* 240 sidebar + 56 gap */
    margin-inline: auto;
  }
  .prose-layout {
    display: grid;
    grid-template-columns: 240px minmax(0, var(--maxw-prose));
    gap: 56px;
    justify-content: center;
    align-items: start;
  }
  /* Only the TOC pins; the body content scrolls past it. */
  .prose-layout > .toc {
    position: sticky;
    top: var(--scroll-offset);
    align-self: start;
    margin: 0;
    max-height: calc(100dvh - var(--scroll-offset) - 24px);
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .toc summary {
    cursor: default; /* always open on desktop — reads as a heading */
  }
  .prose-layout > .prose-body {
    margin: 0;
    max-width: none;
    min-width: 0;
  }
}

/* Privacy: below desktop, the title + TOC become a pinned bar under the header,
   and the TOC opens as a dropdown overlaying the content (no layout shift). */
@media (max-width: 1023px) {
  /* Anchor jumps must clear BOTH the header and the pinned TOC bar; this
     scroll-margin adds to html { scroll-padding-top }. */
  .prose h2 {
    scroll-margin-top: var(--subnav-h);
  }
  /* Only the TOC pins as a bar under the header; title + version scroll above it. */
  .prose-layout > .toc {
    position: sticky;
    top: var(--header-h);
    z-index: var(--z-subnav);
    margin: 0 calc(50% - 50vw) 28px; /* full-bleed bar, gap before content */
    padding: 8px max(var(--gutter), env(safe-area-inset-right)) 8px
      max(var(--gutter), env(safe-area-inset-left));
    display: flex;
    align-items: center;
    min-height: var(--subnav-h);
    background: rgba(247, 250, 251, 0.9);
    -webkit-backdrop-filter: saturate(150%) blur(10px);
    backdrop-filter: saturate(150%) blur(10px);
    border: 0;
    border-bottom: 1px solid var(--outline-variant);
    border-radius: 0;
  }
  .toc summary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    min-height: 44px;
    padding: 8px 14px;
    border: 1.5px solid var(--outline-variant);
    border-radius: var(--r-full);
    background: var(--card);
    font-size: 0.9rem;
    white-space: nowrap;
  }
  .toc summary::after {
    content: '';
    width: 7px;
    height: 7px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg) translateY(-1px);
    transition: transform var(--dur-fast) var(--ease-out);
  }
  .toc details[open] > summary::after {
    transform: rotate(225deg) translateY(1px);
  }
  /* With JS the open list overlays the content as a dropdown (no shift); when
     collapsed it is fully hidden. Absolute positioning escapes the native
     <details> collapse, so the closed state must be hidden explicitly. The
     no-JS fallback keeps the list inline and uses native open/closed. */
  html.js .toc details:not([open]) > ol {
    display: none;
  }
  html.js .toc details[open] > ol {
    position: absolute;
    top: 100%;
    inset-inline: 0;
    margin: 0;
    /* gutter + list indent on the left so the numbers don't hug the edge */
    padding: 8px max(var(--gutter), env(safe-area-inset-right)) 12px
      calc(max(var(--gutter), env(safe-area-inset-left)) + 1.3em);
    max-height: calc(100dvh - var(--header-h) - var(--subnav-h) - 16px);
    overflow-y: auto;
    overscroll-behavior: contain;
    background: var(--card);
    border-bottom: 1px solid var(--outline-variant);
    box-shadow: var(--shadow-float);
  }
  .toc li {
    margin: 0;
  }
  .toc a {
    display: block;
    padding: 9px 4px;
  }
}

/* =========================================================================
   15. 404
   ========================================================================= */
.notfound {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: clamp(64px, 14vh, 140px) 0;
}
.notfound__inner {
  position: relative;
  z-index: 1;
}
.notfound img {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  box-shadow: var(--shadow-float);
}
.notfound__code {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(3.5rem, 14vw, 6rem);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--teal);
  margin: 18px 0 8px;
}
.notfound p {
  color: var(--ink-soft);
  font-size: var(--fs-lead);
  margin: 0 0 28px;
}

/* =========================================================================
   16. Scroll reveal (gated on html.js; neutralized by reduced-motion)
   ========================================================================= */
.reveal {
  transition: opacity var(--dur-slow) var(--ease-out),
    transform var(--dur-slow) var(--ease-out);
  transition-delay: calc(var(--i, 0) * 60ms);
}
html.js .reveal {
  opacity: 0;
  transform: translateY(16px);
}
html.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* =========================================================================
   17. Responsive
   ========================================================================= */
@media (max-width: 900px) {
  .hero__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero__copy {
    max-width: none;
  }
  .hero__mock {
    order: 2;
  }
}

@media (max-width: 720px) {
  .stats,
  .steps,
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* Compact header on small phones — both nav links stay inline (no hamburger) */
@media (max-width: 480px) {
  .brand__name {
    display: none;
  }
  .site-header__inner {
    gap: 8px;
  }
  .site-nav a {
    padding: 8px 10px;
    font-size: 0.9rem;
  }
  .lang-toggle button {
    padding: 9px 9px;
  }
}

/* =========================================================================
   18. Reduced motion
   ========================================================================= */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* =========================================================================
   19. Print (privacy)
   ========================================================================= */
@media print {
  .site-header,
  .site-footer,
  .lang-toggle,
  .skip-link {
    display: none !important;
  }
  body {
    background: #fff;
    font-size: 12pt;
  }
  a {
    color: #000;
    text-decoration: underline;
  }
  .prose-layout {
    display: block;
  }
  .toc {
    position: static;
    margin: 0 0 28px;
    max-height: none;
    overflow: visible;
  }
  .toc ol {
    position: static;
  }
}