@property --cta-glow {
  syntax: "<length>";
  inherits: false;
  initial-value: 0px;
}

:root {
  --ink: #0b1020;
  --ink-2: #141b2e;
  --ink-3: #202a45;
  --coral: #ff6a45;
  --magenta: #e8447e;
  --paper: #ffffff;
  --paper-2: #f4f6fa;
  --text: #101728;
  --slate: #59627a;
  --rule: #dfe4ee;
  --link: #bf3a12;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --w-prose: 730px;
  --w-wide: 880px;
  --w-hero: 1280px;
  --pad: clamp(16px, 4vw, 32px);
  --r: 8px;
  color-scheme: light dark;
  accent-color: var(--coral);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0d1322;
    --paper-2: #131b2c;
    --text: #e7ecf6;
    --slate: #98a3ba;
    --rule: #26314c;
    --link: #ff8a63;
  }
}

* { box-sizing: border-box; }

html, body {
  overflow-x: hidden;
  overscroll-behavior-x: none;
  max-width: 100%;
}

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: var(--sans);
  font-size: clamp(17px, 1.32vw, 19px);
  line-height: 1.62;
  font-synthesis-weight: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap {
  width: 100%;
  max-width: var(--w-wide);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.prose {
  max-width: none;
}

.hero > .wrap,
.site-head > .wrap {
  max-width: var(--w-hero);
}

a {
  color: var(--link);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: color-mix(in srgb, var(--link) 42%, transparent);
  transition: text-decoration-color .18s ease, color .18s ease;

  &:hover, &:focus-visible {
    text-decoration-color: currentColor;
  }
}

:where(a, button, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 3px;
  border-radius: 3px;
}

.site-head {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--rule);

  & > .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 62px;
  }
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 15px;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;

  & img {
    width: 26px;
    height: 26px;
    border-radius: 6px;
    display: block;
  }
}

.btn {
  display: inline-block;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.01em;
  line-height: 1;
  padding: 13px 20px;
  border-radius: var(--r);
  border: 0;
  background: var(--coral);
  color: #180a05;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 0 0 var(--cta-glow) color-mix(in srgb, var(--coral) 32%, transparent);
  transition: --cta-glow .22s ease, background .22s ease, transform .12s ease;

  &:hover {
    --cta-glow: 6px;
    background: color-mix(in srgb, var(--coral) 88%, #fff);
    text-decoration: none;
  }

  &:active { transform: translateY(1px); }
}

.btn-sm { padding: 10px 15px; font-size: 14px; }

.hero {
  background: var(--ink);
  background-image:
    radial-gradient(120% 90% at 82% 8%, color-mix(in srgb, var(--magenta) 22%, transparent) 0%, transparent 58%),
    radial-gradient(90% 80% at 8% 96%, color-mix(in srgb, var(--coral) 18%, transparent) 0%, transparent 62%);
  color: #eef2fb;
  padding-block: clamp(28px, 5vw, 72px);
  border-bottom: 1px solid var(--ink-3);
}

.hero-grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: start;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1.28fr 0.72fr;
    align-items: center;
  }
  .hero-copy { grid-column: 1; grid-row: 1; }
  .hero-figure { grid-column: 2; grid-row: 1; }
}

.hero-figure {
  order: 2;
  margin: 0;

  & img {
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    display: block;
    border-radius: 14px;
    border: 1px solid var(--ink-3);
  }
}

@media (max-width: 380px) {
  .hero { padding-block: 20px 26px; }
  h1 { font-size: 26px; line-height: 1.08; margin-bottom: 9px; }
  .byline { font-size: 11.5px; margin-bottom: 13px; }
  .hero p:not(.byline) { font-size: 15.5px; line-height: 1.55; margin-bottom: 13px; }
  .hero-grid { gap: 18px; }
}

.hero-copy { order: 1; }

@media (max-width: 480px) {
  .hero-copy {
    display: flex;
    flex-direction: column;
  }
  .hero-copy h1 { order: 1; }
  .hero-copy .byline { order: 2; }
  .hero-copy p:nth-of-type(2) { order: 3; }
  .hero-copy .btn { order: 4; align-self: flex-start; }
  .hero-copy p:nth-of-type(3) { order: 5; margin: 18px 0 0; }
}


h1 {
  margin: 0 0 14px;
  font-size: clamp(28px, 3.9vw, 54px);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.05;
  text-wrap: balance;
  color: #fff;
}

.byline {
  margin: 0 0 18px;
  font-size: 13px;
  line-height: 1.45;
  color: #9aa6c0;
  font-family: var(--mono);

  & a {
    color: var(--coral);
    font-weight: 600;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    text-decoration-color: color-mix(in srgb, var(--coral) 55%, transparent);
  }

  & a:hover,
  & a:focus-visible {
    text-decoration-color: currentColor;
  }
}

.hero p:not(.byline) {
  margin: 0 0 18px;
  color: #ccd5e8;
  font-size: clamp(17px, 1.4vw, 20px);
  max-width: 66ch;
  text-wrap: pretty;
}

.hero .mono { color: #fff; }

.mono {
  font-family: var(--mono);
  font-size: 0.94em;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

main {
  padding-block: 0 clamp(26px, 4vw, 46px);
}

.hero + .wrap,
.doc-head + .wrap {
  padding-top: clamp(26px, 4vw, 46px);
}

.hero + .wrap > :first-child,
.doc-head + .wrap > :first-child {
  margin-top: 0;
}

section {
  margin-block: clamp(30px, 4.6vw, 58px);
}

section + section {
  content-visibility: auto;
  contain-intrinsic-size: auto 700px;
}

h2, h3 {
  letter-spacing: -0.028em;
  text-wrap: balance;
  scroll-margin-top: 78px;
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(23px, 2.9vw, 33px);
  font-weight: 800;
  line-height: 1.15;
  padding-top: 14px;
  border-top: 3px solid var(--ink);
}

h3 {
  margin: 34px 0 10px;
  font-size: clamp(18px, 1.9vw, 22px);
  font-weight: 750;
  line-height: 1.25;
  padding-left: 13px;
  border-left: 3px solid var(--coral);
}

p { margin: 0 0 16px; text-wrap: pretty; }


.lead-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;

  & li {
    position: relative;
    padding: 11px 0 11px 17px;
    border-bottom: 1px solid var(--rule);
  }

  & li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 20px;
    width: 6px;
    height: 6px;
    border-radius: 1px;
    background: var(--magenta);
  }

  & li:last-child { border-bottom: 0; }
  & b { font-weight: 750; }
}

.figure {
  margin: 26px auto 30px;
  max-width: 440px;
  text-align: center;

  & img {
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    display: block;
    border-radius: 12px;
    border: 1px solid var(--rule);
  }

  & figcaption {
    margin-top: 8px;
    font-family: var(--mono);
    font-size: 12.5px;
    color: var(--slate);
  }
}

.toc {
  margin: 0 0 34px;
  border: 1px solid var(--rule);
  border-radius: var(--r);
  background: var(--paper-2);

  & summary {
    cursor: pointer;
    padding: 13px 16px;
    font-family: var(--mono);
    font-size: 13.5px;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    list-style: none;
  }

  & summary::-webkit-details-marker { display: none; }

  & summary::after {
    content: "+";
    float: right;
    font-weight: 700;
    color: var(--coral);
  }

  &:has(> summary:hover) { border-color: color-mix(in srgb, var(--coral) 45%, var(--rule)); }

  & ol {
    margin: 0;
    padding: 0 16px 14px 34px;
    font-size: 15px;
  }

  & li { margin-bottom: 6px; }
}

.toc[open] > summary::after { content: "\2212"; }

.tw {
  container-type: inline-size;
  margin: 0 0 12px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--rule);
  border-radius: var(--r);
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 600px;
  font-size: 13.5px;
  line-height: 1.45;
}

thead th {
  position: sticky;
  top: 0;
  background: var(--ink);
  color: #fff;
  text-align: left;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 10px 10px;
  line-height: 1.3;
}

tbody td {
  padding: 11px 10px;
  border-top: 1px solid var(--rule);
  vertical-align: top;
}

tbody tr:nth-child(odd) { background: color-mix(in srgb, var(--paper-2) 65%, transparent); }

tbody td:first-child { font-weight: 700; }

tbody tr:has(td .visit) {
  background: color-mix(in srgb, var(--coral) 9%, var(--paper));
  box-shadow: inset 3px 0 0 var(--coral);
}

.visit {
  display: block;
  width: fit-content;
  margin-top: 10px;
  padding: 8px 13px;
  border-radius: 6px;
  background: var(--coral);
  color: #180a05;
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1;
  white-space: nowrap;
  text-decoration: none;
  transition: background .18s ease;
}

.visit:hover,
.visit:focus-visible {
  background: color-mix(in srgb, var(--coral) 86%, #fff);
  color: #180a05;
  text-decoration: none;
}

.visit.off {
  background: transparent;
  color: var(--slate);
  border: 1px solid var(--rule);
  pointer-events: none;
  opacity: .65;
  cursor: default;
}

.tnote {
  margin: 0 0 26px;
  font-size: 13.5px;
  color: var(--slate);
  font-family: var(--mono);
  line-height: 1.55;
}





.callout {
  margin: 24px 0;
  padding: 17px 19px;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--magenta);
  border-radius: var(--r);
  font-size: 15.5px;

  & p:last-child { margin-bottom: 0; }
  & strong { font-weight: 750; }
}

.steps {
  counter-reset: s;
  list-style: none;
  margin: 0 0 20px;
  padding: 0;

  & li {
    counter-increment: s;
    position: relative;
    padding: 0 0 14px 44px;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--rule);
  }

  & li::before {
    content: counter(s, decimal-leading-zero);
    position: absolute;
    left: 0;
    top: 1px;
    font-family: var(--mono);
    font-size: 13px;
    font-weight: 700;
    color: var(--coral);
  }

  & li:last-child { border-bottom: 0; }
}

.faq {
  border-top: 1px solid var(--rule);

  & details {
    border-bottom: 1px solid var(--rule);
  }

  & summary {
    cursor: pointer;
    padding: 16px 34px 16px 0;
    font-weight: 750;
    font-size: 17px;
    letter-spacing: -0.02em;
    list-style: none;
    position: relative;
  }

  & summary::-webkit-details-marker { display: none; }

  & summary::after {
    content: "+";
    position: absolute;
    right: 4px;
    top: 15px;
    font-size: 20px;
    font-weight: 400;
    color: var(--coral);
  }

  & details[open] > summary::after { content: "\2212"; }

  & .faq-a {
    padding: 0 0 18px;
    color: var(--slate);
  }

  & .faq-a p:last-child { margin-bottom: 0; }
}

.author {
  margin: 50px 0 0;
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--paper-2);
}

.author-top {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.2vw, 26px);
  padding-bottom: 20px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--rule);
}

.author img {
  width: clamp(96px, 9vw, 128px);
  height: clamp(96px, 9vw, 128px);
  border-radius: 12px;
  display: block;
  flex: none;
  border: 1px solid var(--rule);
  object-fit: cover;
}

.author h2 {
  border-top: 0;
  padding-top: 0;
  font-size: clamp(22px, 2.2vw, 28px);
  margin-bottom: 5px;
}

.author .role {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--slate);
  margin: 0;
}

.author-bio p {
  margin-bottom: 15px;
}

.author-bio p:last-of-type {
  margin-bottom: 0;
}

.author .checked {
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--slate);
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
}

.cta-band {
  margin: 44px 0 0;
  padding: 26px var(--pad);
  background: var(--ink);
  border-radius: 12px;
  color: #e9eefa;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;

  & p {
    margin: 0;
    max-width: 46ch;
    font-size: 16px;
    color: #c3cde3;
  }

  & b { color: #fff; }
}

.site-foot {
  margin-top: 54px;
  border-top: 1px solid var(--rule);
  padding-block: 26px 34px;
  font-size: 14px;
  color: var(--slate);

  & nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 20px;
    margin-bottom: 14px;
  }

  & a { color: var(--slate); }
  & p { margin: 0; font-size: 13px; }
}

@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) and (min-width: 760px) {
    section, .author {
      animation: rise linear both;
      animation-timeline: view();
      animation-range: entry 0% entry 42%;
    }
  }
}

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

@media (max-width: 767px) {
  h1, h2, h3, h4, p, .byline, figcaption { text-align: center; }

  h3 {
    padding-left: 0;
    border-left: 0;
    padding-top: 14px;
  }

  h3::before {
    content: "";
    display: block;
    width: 34px;
    height: 3px;
    background: var(--coral);
    margin: 0 auto 10px;
  }

  .hero-copy .btn,
  .cta-band .btn,
  .prose .btn {
    display: block;
    width: fit-content;
    margin-inline: auto;
    align-self: center;
  }

  .hero-copy { align-items: center; }

  .byline { font-size: 12px; letter-spacing: -0.02em; }

  .lead-list li,
  .steps li {
    padding-left: 0;
    padding-right: 0;
    text-align: center;
  }

  .lead-list li::before,
  .steps li::before {
    position: static;
    display: block;
    margin: 0 auto 7px;
  }

  .lead-list li::before {
    width: 7px;
    height: 7px;
  }

  .toc summary { text-align: center; padding-right: 34px; padding-left: 34px; }

  .toc ol {
    padding: 0 16px 14px;
    list-style-position: inside;
    text-align: center;
  }

  .faq summary { text-align: center; padding-left: 34px; }

  .callout { text-align: center; }

  .author { text-align: center; }

  .author-top {
    flex-direction: column;
    gap: 14px;
  }

  .author img { margin-inline: auto; }

  .author .checked { text-align: center; }

  .cta-band {
    flex-direction: column;
    text-align: center;
  }

  .cta-band p { max-width: none; }

  .site-foot nav { justify-content: center; }

  .site-foot p { text-align: center; }
}

.foot-brand {
  font-size: 16px;
  margin-bottom: 16px;

  & img {
    width: 30px;
    height: 30px;
  }
}

.doc-head {
  background: var(--ink);
  background-image: radial-gradient(110% 100% at 88% 4%, color-mix(in srgb, var(--magenta) 20%, transparent) 0%, transparent 60%);
  color: #eef2fb;
  padding-block: clamp(26px, 4vw, 46px);
  border-bottom: 1px solid var(--ink-3);

  & h1 {
    font-size: clamp(28px, 3.6vw, 46px);
    margin-bottom: 10px;
  }

  & .updated {
    margin: 0;
    font-family: var(--mono);
    font-size: 12.5px;
    color: #9aa6c0;
  }

  & .doc-intro {
    margin: 16px 0 0;
    color: #ccd5e8;
    max-width: 68ch;
    font-size: clamp(16px, 1.25vw, 18px);
    text-wrap: pretty;
  }
}

.doc h2 {
  margin-top: 40px;
}

.doc > h2:first-child {
  margin-top: 0;
}

.doc h3 {
  margin-top: 28px;
}

.doc dl {
  margin: 0 0 20px;
}

.doc dt {
  font-weight: 750;
  margin-top: 18px;
  font-size: 1.02em;
}

.doc dd {
  margin: 6px 0 0;
  color: var(--slate);
}

.contact-grid {
  display: grid;
  gap: 14px;
  margin: 0 0 24px;
}

@media (min-width: 760px) {
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
}

.contact-card {
  border: 1px solid var(--rule);
  border-radius: var(--r);
  padding: 18px;
  background: var(--paper-2);

  & h3 {
    margin: 0 0 4px;
    padding: 0;
    border: 0;
    font-size: 17px;
  }

  & h3::before { display: none; }

  & .mail {
    display: block;
    font-family: var(--mono);
    font-size: 13.5px;
    margin-bottom: 9px;
    word-break: break-all;
  }

  & p { margin: 0; font-size: 15px; color: var(--slate); }
}


@media (max-width: 767px) {
  .doc-head .doc-intro,
  .doc-head .updated { text-align: center; }
  .contact-card { text-align: center; }
  .contact-card h3::before { display: none; }
  .doc dt, .doc dd { text-align: center; }
  .foot-brand { justify-content: center; width: fit-content; margin-inline: auto; }
}

.head-nav {
  display: none;
  align-items: center;
  gap: clamp(14px, 1.8vw, 26px);
  margin-inline: auto;
  font-size: 14.5px;
  font-weight: 650;
  letter-spacing: -0.012em;

  & a {
    color: var(--text);
    text-decoration: none;
    padding: 4px 0;
    border-bottom: 2px solid transparent;
    white-space: nowrap;
    transition: border-color .16s ease, opacity .16s ease;
  }

  & a:hover,
  & a:focus-visible {
    border-bottom-color: var(--coral);
    text-decoration: none;
  }
}

@media (min-width: 940px) {
  .head-nav { display: flex; }
}

[id] {
  scroll-margin-top: 86px;
}