/* QuitIt — legal & support site
   Single stylesheet. No build step, no dependencies, no external requests.
   Theme matches the iOS app: deep navy night sky, starfield, blue/purple accents. */

:root {
  color-scheme: dark;

  /* Night sky */
  --sky-top: #070b14;
  --sky-bottom: #0a1020;

  /* Surfaces */
  --panel: rgba(255, 255, 255, 0.035);
  --panel-solid: #12172250;
  --panel-row: rgba(255, 255, 255, 0.055);
  --line: rgba(255, 255, 255, 0.09);
  --line-soft: rgba(255, 255, 255, 0.06);

  /* Ink */
  --ink: #ffffff;
  --ink-soft: #9aa5b8;
  --ink-mute: #808c9f; /* lightened to clear WCAG AA 4.5:1 on the night sky */

  /* Accents */
  --cyan: #56b0e6;
  --blue: #2e7dff;
  --blue-light: #7fb4ff;
  --purple: #8b5cf6;
  --grad: linear-gradient(100deg, #3b6fe0 0%, #8b5cf6 100%);
  --glow: 0 0 24px rgba(46, 125, 255, 0.35);

  --radius-sm: 12px;
  --radius: 18px;
  --radius-lg: 24px;

  --wrap: 720px;
}

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

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

body {
  position: relative;
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, var(--sky-top) 0%, var(--sky-bottom) 55%, var(--sky-top) 100%);
  background-attachment: fixed;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI",
    Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---------- Starfield ----------
   Two fixed pseudo-element layers: fine dust, then a few bright sparkles.
   Pure CSS so the pages stay self-contained and offline-renderable. */

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

body::before {
  background-image:
    radial-gradient(1px 1px at 4vw 12vh, rgba(255, 255, 255, 0.85), transparent),
    radial-gradient(1px 1px at 17vw 47vh, rgba(255, 255, 255, 0.55), transparent),
    radial-gradient(1px 1px at 9vw 78vh, rgba(255, 255, 255, 0.7), transparent),
    radial-gradient(1px 1px at 27vw 22vh, rgba(255, 255, 255, 0.5), transparent),
    radial-gradient(1px 1px at 33vw 66vh, rgba(255, 255, 255, 0.75), transparent),
    radial-gradient(1px 1px at 41vw 8vh, rgba(255, 255, 255, 0.45), transparent),
    radial-gradient(1px 1px at 46vw 91vh, rgba(255, 255, 255, 0.6), transparent),
    radial-gradient(1px 1px at 54vw 35vh, rgba(255, 255, 255, 0.8), transparent),
    radial-gradient(1px 1px at 61vw 71vh, rgba(255, 255, 255, 0.5), transparent),
    radial-gradient(1px 1px at 68vw 15vh, rgba(255, 255, 255, 0.65), transparent),
    radial-gradient(1px 1px at 74vw 55vh, rgba(255, 255, 255, 0.45), transparent),
    radial-gradient(1px 1px at 82vw 84vh, rgba(255, 255, 255, 0.7), transparent),
    radial-gradient(1px 1px at 88vw 29vh, rgba(255, 255, 255, 0.55), transparent),
    radial-gradient(1px 1px at 94vw 62vh, rgba(255, 255, 255, 0.75), transparent),
    radial-gradient(1px 1px at 97vw 6vh, rgba(255, 255, 255, 0.4), transparent),
    radial-gradient(1px 1px at 12vw 95vh, rgba(255, 255, 255, 0.5), transparent),
    radial-gradient(1px 1px at 37vw 41vh, rgba(255, 255, 255, 0.4), transparent),
    radial-gradient(1px 1px at 58vw 97vh, rgba(255, 255, 255, 0.5), transparent),
    radial-gradient(1px 1px at 78vw 44vh, rgba(255, 255, 255, 0.35), transparent),
    radial-gradient(1px 1px at 22vw 3vh, rgba(255, 255, 255, 0.6), transparent),
    radial-gradient(1.6px 1.6px at 65vw 88vh, rgba(255, 255, 255, 0.9), transparent),
    radial-gradient(1.6px 1.6px at 30vw 52vh, rgba(255, 255, 255, 0.85), transparent),
    radial-gradient(1.6px 1.6px at 86vw 10vh, rgba(255, 255, 255, 0.8), transparent),
    radial-gradient(1.6px 1.6px at 51vw 19vh, rgba(255, 255, 255, 0.75), transparent);
}

/* Four-point sparkles, matching the app's brighter stars.
   The URL is repeated once per layer: CSS takes its layer count from
   `background-image`, so extra sizes/positions alone would be dropped. */
body::after {
  --sparkle: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 22 22'%3E%3Cpath d='M11 0c.5 7.2 3.3 10 10 11-6.7 1-9.5 3.8-10 11-.5-7.2-3.3-10-10-11 6.7-1 9.5-3.8 10-11z' fill='white' fill-opacity='.9'/%3E%3C/svg%3E");
  background-image: var(--sparkle), var(--sparkle), var(--sparkle),
    var(--sparkle), var(--sparkle), var(--sparkle), var(--sparkle);
  background-repeat: no-repeat;
  background-size: 14px 14px, 10px 10px, 18px 18px, 11px 11px, 13px 13px,
    9px 9px, 12px 12px;
  background-position: 8vw 26vh, 71vw 33vh, 24vw 74vh, 91vw 70vh, 44vw 58vh,
    63vw 5vh, 37vw 92vh;
  opacity: 0.8;
}

/* Content sits above the sky. */
.nav,
main,
.footer {
  position: relative;
  z-index: 1;
}

/* ---------- Layout ---------- */

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 22px;
}

main {
  padding: 46px 0 76px;
}

/* ---------- Navigation ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(7, 11, 20, 0.72);
  backdrop-filter: saturate(160%) blur(22px);
  -webkit-backdrop-filter: saturate(160%) blur(22px);
  border-bottom: 1px solid var(--line-soft);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 58px;
  padding-top: 8px;
  padding-bottom: 8px;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
  border-bottom: none;
  white-space: nowrap;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--grad);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: -0.02em;
  box-shadow: var(--glow);
}

/* Opt these lists out of the prose `li` spacing set further down. */
.nav-links li,
.footer-links li {
  margin: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
  flex-wrap: wrap;
}

.nav-links a {
  display: inline-block;
  padding: 7px 13px;
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 15px;
  text-decoration: none;
  border-bottom: none;
  white-space: nowrap;
  transition: background-color 0.18s ease, color 0.18s ease;
}

.nav-links a:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--ink);
}

.nav-links a[aria-current="page"] {
  background: var(--grad);
  color: #fff;
  font-weight: 550;
  box-shadow: 0 2px 14px rgba(90, 90, 220, 0.35);
}

/* ---------- Typography ---------- */

h1 {
  font-size: clamp(32px, 6.4vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0 0 12px;
  font-weight: 700;
  color: var(--ink);
}

h2 {
  font-size: 23px;
  line-height: 1.28;
  letter-spacing: -0.02em;
  margin: 42px 0 12px;
  font-weight: 650;
  color: var(--ink);
  scroll-margin-top: 88px;
}

h3 {
  font-size: 18px;
  line-height: 1.35;
  letter-spacing: -0.012em;
  margin: 28px 0 8px;
  font-weight: 600;
  color: var(--ink);
}

p {
  margin: 0 0 15px;
  color: var(--ink-soft);
}

ul,
ol {
  margin: 0 0 15px;
  padding-left: 22px;
  color: var(--ink-soft);
}

li {
  margin-bottom: 9px;
}

li::marker {
  color: var(--cyan);
}

a {
  color: var(--blue-light);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 180, 255, 0.32);
  transition: border-color 0.18s ease, color 0.18s ease;
}

a:hover {
  color: #a9ccff;
  border-bottom-color: var(--blue-light);
}

strong {
  font-weight: 600;
  color: var(--ink);
}

.lede {
  font-size: 19px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin-bottom: 24px;
}

.eyebrow {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 10px;
}

.meta {
  font-size: 14px;
  color: var(--ink-mute);
  margin: 0 0 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line-soft);
}

.meta span + span::before {
  content: "·";
  margin: 0 8px;
  color: var(--ink-mute);
}

/* ---------- Components ---------- */

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin: 0 0 16px;
}

.card h3 {
  margin-top: 0;
}

.card > :last-child {
  margin-bottom: 0;
}

.callout {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin: 24px 0;
}

.callout > :last-child {
  margin-bottom: 0;
}

/* The app's highlighted panels: tinted gradient wash + soft glow. */
.callout-strong {
  background:
    linear-gradient(135deg, rgba(59, 111, 224, 0.16) 0%, rgba(139, 92, 246, 0.14) 100%),
    rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(126, 130, 255, 0.28);
  box-shadow: 0 0 40px rgba(70, 90, 220, 0.12);
}

.callout-title {
  font-weight: 650;
  color: var(--ink);
  margin-bottom: 6px;
  letter-spacing: -0.012em;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  background: var(--grad);
  color: #fff;
  font-size: 16px;
  font-weight: 550;
  text-decoration: none;
  border: none;
  border-bottom: none;
  box-shadow: 0 4px 20px rgba(60, 90, 220, 0.35);
  transition: transform 0.12s ease, box-shadow 0.18s ease;
}

.btn:hover {
  color: #fff;
  box-shadow: 0 6px 26px rgba(60, 90, 220, 0.5);
}

.btn:active {
  transform: scale(0.985);
}

.btn-secondary {
  background: var(--panel-row);
  color: var(--ink);
  border: 1px solid var(--line);
  box-shadow: none;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.09);
  color: var(--ink);
  box-shadow: none;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 8px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin: 26px 0;
}

.grid .card {
  margin: 0;
}

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 26px 0;
}

.steps > li {
  counter-increment: step;
  position: relative;
  padding: 0 0 0 46px;
  margin-bottom: 20px;
  color: var(--ink-soft);
}

.steps > li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 1px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--grad);
  color: #fff;
  font-size: 14px;
  font-weight: 650;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(60, 90, 220, 0.4);
}

.steps > li > :last-child {
  margin-bottom: 0;
}

.toc {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 0 0 36px;
}

.toc-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}

.toc ol {
  margin: 0;
  padding-left: 20px;
  columns: 2;
  column-gap: 26px;
  font-size: 15px;
  color: var(--ink-mute);
}

.toc li {
  margin-bottom: 7px;
  break-inside: avoid;
}

.toc a {
  border-bottom: none;
  color: var(--ink-soft);
}

.toc a:hover {
  color: var(--blue-light);
  border-bottom: 1px solid var(--blue-light);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin: 24px 0;
  -webkit-overflow-scrolling: touch;
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 460px;
  font-size: 15px;
}

th,
td {
  text-align: left;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
  color: var(--ink-soft);
}

th {
  background: rgba(255, 255, 255, 0.04);
  color: var(--cyan);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

tr:last-child td {
  border-bottom: none;
}

/* ---------- Footer ---------- */

.footer {
  border-top: 1px solid var(--line-soft);
  padding: 34px 0 48px;
  font-size: 14px;
  color: var(--ink-mute);
}

.footer p {
  color: var(--ink-mute);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.footer-links a {
  color: var(--ink-soft);
  border-bottom: none;
}

.footer-links a:hover {
  color: var(--blue-light);
}

/* ---------- Accessibility ---------- */

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--blue);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 var(--radius-sm) 0;
  border-bottom: none;
  z-index: 50;
}

.skip-link:focus {
  left: 0;
}

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

/* ---------- Responsive ---------- */

@media (max-width: 600px) {
  body {
    font-size: 16px;
  }

  main {
    padding: 34px 0 60px;
  }

  .wrap {
    padding: 0 18px;
  }

  /* Wrap to a second row rather than hiding links behind a
     horizontal scroll the user has no reason to discover.
     Kept compact so the sticky header does not eat the screen. */
  .nav-inner {
    gap: 7px;
    min-height: 0;
    padding-top: 9px;
    padding-bottom: 9px;
  }

  .nav-links {
    width: 100%;
    gap: 3px 2px;
    flex-wrap: wrap;
    margin-left: -11px;
  }

  .nav-links a {
    padding: 5px 11px;
    font-size: 14px;
  }

  .brand {
    font-size: 16px;
  }

  .brand-mark {
    width: 24px;
    height: 24px;
    font-size: 12px;
  }

  .toc ol {
    columns: 1;
  }

  .card,
  .callout,
  .toc {
    padding: 18px;
  }

  .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    transition-duration: 0.01ms !important;
  }
}

/* Legal documents get printed and filed. Drop the night sky for paper. */
@media print {
  body::before,
  body::after,
  .nav,
  .footer,
  .toc,
  .btn-row {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
    font-size: 11pt;
  }

  h1,
  h2,
  h3,
  strong,
  p,
  li,
  td,
  th,
  .lede,
  .callout-title {
    color: #000;
  }

  .card,
  .callout,
  .table-wrap {
    border: 1px solid #999;
    background: none;
    box-shadow: none;
  }

  .eyebrow {
    color: #000;
  }

  a {
    color: #000;
    border-bottom: none;
  }
}