:root {
  color-scheme:light;
  --ink:#15252b;
  --muted:#4e636b;
  --paper:#fff;
  --wash:#f2f7f8;
  --line:#d9e5e8;
  --accent:#007786;
  --night:#081e25;
  --cyan:#51e4ec;
  --radius:20px}

* {
  box-sizing:border-box}
html {
  scroll-behavior:smooth;
  scroll-padding-top:2rem}
body {
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:1rem;
  line-height:1.65}
a {
  color:var(--accent);
  text-underline-offset:.22em}
a:hover {
  text-decoration-thickness:2px}
a:focus-visible,summary:focus-visible {
  outline:3px solid #e6a019;
  outline-offset:5px}
img {
  display:block;
  max-width:100%;
  height:auto}
h1,h2,h3 {
  line-height:1.13;
  letter-spacing:-.035em;
  text-wrap:balance}
h1 {
  font-size:clamp(2.5rem,5.5vw,4.8rem);
  margin:0 0 1.5rem}
h2 {
  font-size:clamp(1.9rem,3vw,2.7rem);
  margin:0 0 1.25rem}
h3 {
  font-size:1.35rem;
  margin:0 0 .65rem}
p {
  margin:0 0 1.2rem}
li+li {
  margin-top:.6rem}
.container {
  width:min(1120px,calc(100% - 48px));
  margin-inline:auto}
.skip-link {
  position:absolute;
  left:1rem;
  top:-8rem;
  padding:.75rem;
  background:white;
  z-index:10}
.skip-link:focus {
  top:1rem}
.site-header {
  background:var(--night);
  color:#fff}
.header-inner {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1.5rem;
  padding-block:1.2rem}
.brand {
  display:flex;
  align-items:center;
  gap:.65rem;
  color:#fff;
  font-weight:750;
  font-size:1.1rem;
  text-decoration:none;
  line-height:1.3}
.brand img {
  width:38px;
  height:38px;
  border-radius:10px;
  flex-shrink:0}
.site-nav {
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:1.2rem}
.site-nav a {
  color:#d2e5e9;
  font-size:.95rem;
  text-decoration:none}
.site-nav a:hover,.site-nav a[aria-current=page] {
  color:var(--cyan);
  text-decoration:underline}
.hero {
  background:var(--night);
  color:white;
  overflow:hidden}
.hero-grid {
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:4rem;
  align-items:center;
  padding-block:3.5rem 4.5rem}
.hero h1 span {
  color:var(--cyan)}
.lead {
  font-size:1.2rem;
  line-height:1.65;
  max-width:42rem;
  color:var(--muted)}
.hero .lead {
  color:#c0d5da}
.actions {
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:1rem;
  margin-block:1.75rem 1rem}
.button {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.65rem;
  padding:.85rem 1.3rem;
  border-radius:10px;
  background:var(--accent);
  color:white;
  text-decoration:none;
  font-weight:700;
  text-align:center;
  line-height:1.5;
  min-height:48px}
.button:hover {
  background:#005d69}
.hero .button {
  background:var(--cyan);
  color:var(--night)}
.hero .button:hover {
  background:#8af5f9}
.hero .text-link {
  color:white}
.fine {
  font-size:.875rem;
  color:var(--muted)}
.hero .fine {
  color:#a8c1c8}
.phone {
  width:min(100%,286px);
  margin:0 auto;
  border:7px solid #253e46;
  border-radius:42px;
  background:#000;
  box-shadow:0 28px 75px #0005;
  overflow:hidden}
.phone img {
  width:100%}
.proof-strip {
  background:var(--wash);
  border-bottom:1px solid var(--line)}
.proof-grid {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:2rem;
  padding-block:2rem}
.proof-grid strong {
  display:block;
  font-size:1.15rem}
.proof-grid p {
  margin:0;
  color:var(--muted)}
.section {
  padding-block:5rem}
.section-tint {
  background:var(--wash)}
.section-intro {
  max-width:42rem;
  margin-bottom:2.25rem}
.steps {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:2.25rem}
.step-number {
  font-size:clamp(4rem,8vw,5rem);
  line-height:1;
  display:block;
  color:var(--accent);
  font-weight:750;
  margin-bottom:1rem}
.steps p {
  color:var(--muted)}
.note {
  padding:1.3rem 1.5rem;
  border-left:3px solid var(--accent);
  background:var(--wash);
  margin-block:1.8rem}
.note p:last-child {
  margin-bottom:0}
.split {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:4rem;
  align-items:start}
.feature-list {
  padding:0;
  list-style:none;
  margin:0}
.feature-list li {
  padding-block:1.1rem;
  border-bottom:1px solid var(--line);
  margin:0}
.feature-list li:first-child {
  padding-top:0}
.feature-list strong {
  display:block}
.feature-list span {
  color:var(--muted)}
.guide-links {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:1.5rem}
.guide-card {
  display:block;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:1.7rem;
  text-decoration:none;
  color:var(--ink);
  background:white}
.guide-card:hover {
  border-color:var(--accent)}
.guide-card p {
  color:var(--muted)}
.guide-card .read-link {
  color:var(--accent);
  font-weight:700}
.closing {
  background:var(--night);
  color:white;
  padding-block:3.5rem}
.closing .lead {
  color:#c0d5da}
.closing .button {
  background:var(--cyan);
  color:var(--night)}
.site-footer {
  padding-block:2rem;
  border-top:1px solid var(--line)}
.footer-inner {
  display:flex;
  justify-content:space-between;
  gap:1.5rem;
  flex-wrap:wrap}
.site-footer p {
  font-size:.875rem;
  color:var(--muted);
  margin:0}
.footer-links {
  display:flex;
  gap:1.3rem;
  flex-wrap:wrap;
  font-size:.9rem}
.article {
  width:min(780px,calc(100% - 48px));
  margin:auto;
  padding-block:3.5rem 5rem}
.article h1 {
  font-size:clamp(2.2rem,4vw,3.35rem)}
.article h2 {
  font-size:1.7rem;
  margin-top:2.7rem}
.article h3 {
  margin-top:1.75rem}
.article li {
  padding-left:.2rem}
.article .updated {
  color:var(--muted);
  font-size:.875rem}
.article .intro {
  font-size:1.2rem;
  color:var(--muted)}
.toc {
  padding:1.3rem 1.6rem;
  background:var(--wash);
  border-radius:14px;
  margin-block:2rem}
.toc ul {
  margin:.6rem 0 0;
  padding-left:1.2rem}
.article-cta {
  margin-top:3rem;
  padding:2rem;
  background:var(--wash);
  border-radius:var(--radius)}
.article-cta h2 {
  margin-top:0}
.table-scroll {
  overflow-x:auto;
  margin-block:1.5rem}
table {
  border-collapse:collapse;
  width:100%;
  font-size:1rem;
  text-align:left}
th,td {
  padding:1rem;
  border-bottom:1px solid var(--line);
  vertical-align:top}
th {
  background:var(--wash)}
details {
  border-bottom:1px solid var(--line);
  padding-block:1.3rem}
summary {
  cursor:pointer;
  font-weight:700;
  font-size:1.1rem;
  line-height:1.5}
details p {
  margin:1rem 0 0}
.source-links {
  font-size:.9rem}
.source-links li {
  overflow-wrap:anywhere}
a[href^="mailto:"] {
  overflow-wrap:anywhere}

@media(max-width:760px) {
  .hero-grid {
  grid-template-columns:1fr;
  gap:2.5rem;
  padding-block:2.5rem 3rem}
.hero-copy {
  max-width:36rem}
.hero-visual {
  justify-self:center}
.phone {
  width:248px}
.proof-grid,.steps,.split,.guide-links {
  grid-template-columns:1fr;
  gap:1.5rem}
.proof-grid {
  padding-block:1.5rem}
.proof-grid div {
  border-bottom:1px solid var(--line);
  padding-bottom:1rem}
.proof-grid div:last-child {
  border:0;
  padding:0}
.section {
  padding-block:3rem}
.header-inner {
  flex-wrap:wrap;
  gap:1rem}
.site-nav {
  gap:1.1rem}
.site-nav a {
  font-size:.9rem}
.article {
  padding-block:2.5rem 3.5rem}
.footer-inner {
  flex-direction:column}
.split {
  gap:2rem}
}

@media(max-width:380px) {
  .container,.article {
  width:calc(100% - 32px)}
.brand {
  font-size:1rem}
.site-nav {
  gap:.9rem}
.actions {
  align-items:stretch;
  flex-direction:column}
.article-cta {
  padding:1.3rem}
}

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