:root {
  --ink: #151922;
  --ink-soft: #4f5868;
  --navy: #07372a;
  --navy-deep: #05271e;
  --paper: #fff;
  --soft: #f5f6f8;
  --line: #e2e5ea;
  --gold: #34d677;
  --gold-dark: #12643e;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); line-height: 1.65; }
img { max-width: 100%; height: auto; }
a { color: inherit; text-underline-offset: .17em; }
h1, h2, h3 { margin: 0 0 .55em; line-height: 1.2; }
p { margin: 0 0 1.35em; }
.shell { width: min(1100px, calc(100% - 40px)); margin-inline: auto; }

.skip-link { position: fixed; top: -70px; left: 14px; z-index: 100; padding: 10px 14px; background: #fff; color: #000; border: 1px solid #000; }
.skip-link:focus { top: 14px; }
.site-header { background: var(--navy); border-bottom: 1px solid #273047; }
.header-inner { min-height: 66px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; }
.brand img { flex: none; }
.brand span { display: flex; flex-direction: column; }
.brand b { font-size: 1rem; }
.main-nav { display: flex; align-items: center; gap: 24px; }
.main-nav a { color: #e2e6ef; text-decoration: none; font-size: .86rem; font-weight: 700; }
.main-nav a:hover, .main-nav a:focus-visible { color: var(--gold); }

.eyebrow { display: inline-block; margin-bottom: 10px; color: var(--gold-dark); font-size: .75rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.home-blog { padding: 54px 0 46px; border-bottom: 1px solid var(--line); }
.blog-layout { display: grid; grid-template-columns: minmax(0, 1fr) 285px; gap: 58px; align-items: start; }
.home-copy h1 { max-width: 760px; font-size: clamp(2.25rem, 4.5vw, 3.85rem); letter-spacing: -.035em; }
.home-copy > p { max-width: 760px; color: #303744; font-size: 1rem; }
.home-copy .home-lead { color: var(--ink-soft); font-size: 1.12rem; }
.entry-card { display: grid; grid-template-columns: 54px minmax(0, 1fr) auto; align-items: center; gap: 16px; max-width: 760px; margin: 26px 0; padding: 16px 18px; border: 1px solid var(--line); border-radius: 8px; background: var(--soft); box-shadow: 0 4px 14px rgba(16, 23, 40, .06); }
.entry-card img { width: 54px; height: 62px; }
.entry-card-copy { display: flex; flex-direction: column; line-height: 1.35; }
.entry-card-copy span { color: var(--gold-dark); font-size: .7rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.entry-card-copy strong { font-size: 1.2rem; }
.entry-card-copy small { color: #68707c; font-size: .78rem; }
.entry-card-action { display: flex; flex-direction: column; align-items: flex-end; gap: 5px; }
.entry-card-action .muted { max-width: 210px; text-align: right; }
.actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin: 25px 0; }
.button { display: inline-flex; min-height: 42px; align-items: center; justify-content: center; padding: 9px 18px; border: 1px solid var(--gold); border-radius: 6px; background: var(--gold); color: #17120a; font: inherit; font-weight: 800; text-decoration: none; cursor: pointer; }
.button:hover, .button:focus-visible { background: #52e38d; }
.button-disabled { border-color: #c7cbd2; background: #d8dbe0; color: #646b77; cursor: not-allowed; }
.button-ghost { border-color: #3e485c; background: transparent; color: #fff; }
.button-light { border-color: #fff; background: #fff; }
.muted { color: #6d7480; font-size: .82rem; }
.site-note { margin-top: 26px; padding: 14px 16px; border-left: 3px solid var(--gold); background: #f0faf3; font-size: .88rem !important; }

.blog-sidebar { padding-left: 28px; border-left: 1px solid var(--line); }
.blog-sidebar h2 { margin-bottom: 12px; font-size: 1.25rem; }
.blog-sidebar nav { display: flex; flex-direction: column; }
.blog-sidebar nav a { padding: 9px 0; border-bottom: 1px solid var(--line); color: #293247; font-size: .93rem; text-decoration: none; }
.blog-sidebar nav a:hover, .blog-sidebar nav a:focus-visible { color: var(--gold-dark); text-decoration: underline; }
.sidebar-help { margin-top: 28px; padding: 16px; background: var(--soft); font-size: .86rem; }
.sidebar-help p { margin: 5px 0 9px; color: #5e6674; }
.sidebar-help a { color: var(--gold-dark); font-weight: 700; }
.preview-notice { margin: 24px 0 0; padding: 13px 15px; border: 1px solid #e4c877; background: #fff8df; color: #604812; font-size: .9rem; }
.preview-notice code { font-weight: 800; }

.guide-index { padding-top: 48px; padding-bottom: 40px; }
.index-heading { padding-bottom: 18px; border-bottom: 2px solid var(--ink); }
.index-heading h2 { margin-bottom: 4px; font-size: 2rem; }
.index-heading p { margin: 0; color: var(--ink-soft); }
.guide-section { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 40px; padding: 34px 0; border-bottom: 1px solid var(--line); scroll-margin-top: 30px; }
.guide-section header h2 { font-size: 1.35rem; }
.guide-section header p { color: var(--ink-soft); font-size: .9rem; }
.guide-list { margin: 0; padding: 0; list-style: none; }
.guide-list li { padding: 0 0 18px; margin-bottom: 18px; border-bottom: 1px solid var(--line); }
.guide-list li:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: 0; }
.guide-list h3 { margin-bottom: 5px; font-size: 1.08rem; }
.guide-list h3 a { color: #1a263d; text-decoration: none; }
.guide-list h3 a:hover, .guide-list h3 a:focus-visible { color: var(--gold-dark); text-decoration: underline; }
.guide-list p { margin: 0; color: #616977; font-size: .9rem; }
.home-faq { padding-top: 8px; padding-bottom: 48px; }
.home-faq .faq-list { max-width: 820px; }
.responsible-note { display: flex; align-items: center; justify-content: space-between; gap: 30px; margin-top: 10px; margin-bottom: 54px; padding: 24px 28px; border: 1px solid var(--line); background: var(--soft); }
.responsible-note h2 { margin-bottom: 4px; font-size: 1.25rem; }
.responsible-note p { margin: 0; color: var(--ink-soft); }
.responsible-note > div:last-child { display: flex; align-items: center; gap: 18px; white-space: nowrap; }
.responsible-note strong { color: var(--gold-dark); font-size: 1.8rem; }
.responsible-note a { font-weight: 700; }

.site-footer { padding: 26px 0 18px; background: var(--navy-deep); color: #dce1ea; }
.footer-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-brand { margin: 0; }
.footer-nav { display: flex; align-items: center; gap: 22px; }
.footer-nav a { color: #dce1ea; font-size: .84rem; text-decoration: none; }
.footer-nav a:hover, .footer-nav a:focus-visible { color: var(--gold); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 18px; padding-top: 14px; border-top: 1px solid #293146; color: #8f98aa; font-size: .74rem; }

.article-shell { max-width: 1100px; padding-top: 22px; padding-bottom: 50px; }
.breadcrumbs { margin: 18px 0 34px; color: #6e7682; font-size: .78rem; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 7px; margin: 0; padding: 0; list-style: none; }
.breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: 7px; color: #a3a8b0; }
.article-header { max-width: 820px; margin-bottom: 34px; }
.article-header h1 { font-size: clamp(2.15rem, 4.5vw, 3.55rem); letter-spacing: -.03em; }
.lead { max-width: 790px; color: var(--ink-soft); font-size: 1.08rem; }
.byline { color: #777e89; font-size: .78rem; }
.quick-note { display: grid; grid-template-columns: 90px 1fr; gap: 16px; max-width: 820px; margin: 0 0 38px; padding: 15px 17px; border-left: 3px solid var(--gold); background: #f0faf3; }
.quick-note span { color: var(--gold-dark); font-size: .72rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.quick-note p { margin: 0; color: #515864; font-size: .9rem; }
.article-layout { display: grid; grid-template-columns: minmax(0, 740px) 260px; gap: 58px; align-items: start; }
.article-content { font-size: 1rem; }
.article-section { margin-bottom: 42px; }
.article-section h2 { margin-bottom: 14px; font-size: 1.7rem; }
.article-section p { color: #303744; }
.check-list { margin: 22px 0; padding-left: 22px; }
.check-list li { margin-bottom: 8px; padding-left: 3px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { padding: 17px 0; border-bottom: 1px solid var(--line); }
.faq-item h3 { margin-bottom: 6px; font-size: 1rem; }
.faq-item p { margin: 0; color: #4c5360; font-size: .92rem; }
.evidence-box { margin: 44px 0 0; padding: 22px 24px; background: var(--soft); border-left: 3px solid #8a92a0; }
.evidence-box h2 { font-size: 1.3rem; }
.evidence-box ul { padding-left: 20px; }
.evidence-box p { margin-bottom: 0; color: var(--ink-soft); font-size: .88rem; }
.article-aside .sticky { position: sticky; top: 24px; display: flex; flex-direction: column; padding-left: 22px; border-left: 1px solid var(--line); }
.aside-title { margin-bottom: 8px; color: #737b88; font-size: .72rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.article-aside a { display: flex; flex-direction: column; padding: 11px 0; border-bottom: 1px solid var(--line); text-decoration: none; }
.article-aside a:hover b, .article-aside a:focus-visible b { color: var(--gold-dark); text-decoration: underline; }
.article-aside a span { margin-top: 3px; color: #737b88; font-size: .73rem; }
.aside-help { margin-top: 22px; padding: 15px; background: var(--soft); font-size: .82rem; }
.aside-help span { margin: 5px 0; color: #666e7b; }
.aside-help a { border: 0; color: var(--gold-dark); font-weight: 700; }

.policy-shell { max-width: 850px; padding-top: 22px; padding-bottom: 55px; }
.policy-content { padding: 34px 0; border-top: 2px solid var(--ink); }
.policy-content h1 { font-size: clamp(2.2rem, 4.5vw, 3.6rem); }
.policy-content h2 { margin-top: 34px; font-size: 1.45rem; }
.policy-content p { color: #3f4652; }
.not-found { min-height: 520px; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.not-found h1 { font-size: clamp(2.5rem, 6vw, 4.6rem); }
.not-found p { max-width: 580px; color: var(--ink-soft); }
:focus-visible { outline: 3px solid #4a83e8; outline-offset: 3px; }

.content-facts { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0; }
.content-facts span { padding: 5px 10px; border: 1px solid #cfe6d8; border-radius: 4px; background: #f0faf3; color: #24573b; font-size: .76rem; font-weight: 700; }
.topic-index { padding-top: 44px; padding-bottom: 36px; }
.topic-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 24px; }
.topic-grid a { display: flex; justify-content: space-between; align-items: center; gap: 14px; min-height: 62px; padding: 15px 18px; border: 1px solid var(--line); border-radius: 6px; text-decoration: none; font-weight: 700; font-size: .92rem; }
.topic-grid a span { color: var(--gold-dark); font-size: 1.15rem; }
.topic-grid a:hover, .topic-grid a:focus-visible { border-color: var(--gold-dark); background: #f0faf3; }
.screen-feature { display: grid; grid-template-columns: .9fr 1.1fr; gap: 34px; align-items: center; padding: 28px; margin-top: 10px; margin-bottom: 18px; border: 1px solid var(--line); border-radius: 8px; background: var(--soft); }
.screen-feature h2 { font-size: 1.8rem; }
.screen-feature p { color: var(--ink-soft); font-size: .93rem; }
.screen-feature .muted { margin: 12px 0 0; font-size: .78rem; }
.screen-feature img { display: block; border-radius: 6px; }
.text-link { color: var(--gold-dark); font-weight: 700; }
.article-content, .article-aside { min-width: 0; }
.article-section { scroll-margin-top: 24px; }
.article-toc { padding: 22px 24px; margin-bottom: 34px; border: 1px solid #cfe6d8; border-radius: 6px; background: #f5fbf7; font-size: .9rem; }
.article-toc strong { display: block; color: var(--gold-dark); font-size: 1rem; }
.article-toc ol { margin: 12px 0; padding-left: 22px; columns: 2; column-gap: 28px; }
.article-toc li { margin-bottom: 9px; break-inside: avoid; }
.article-toc a { text-decoration: none; }
.article-toc a:hover { text-decoration: underline; }
.real-screenshot { margin: 0 0 36px; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--soft); }
.real-screenshot img { display: block; width: 100%; }
.real-screenshot figcaption { padding: 14px 16px; color: #515864; font-size: .8rem; line-height: 1.6; }
.real-screenshot figcaption a { color: var(--gold-dark); }
.table-scroll { max-width: 100%; overflow-x: auto; margin: 26px 0; border: 1px solid var(--line); border-radius: 6px; }
table { width: 100%; border-collapse: collapse; text-align: left; font-size: .88rem; line-height: 1.55; }
caption { padding: 14px 16px; text-align: left; font-weight: 700; background: #f0faf3; color: var(--gold-dark); }
th, td { padding: 13px 15px; vertical-align: top; border-bottom: 1px solid var(--line); }
thead { background: #f5f6f8; }
tbody th { min-width: 130px; font-weight: 700; }
tbody tr:last-child th, tbody tr:last-child td { border-bottom: 0; }
.process-steps { padding-left: 24px; }
.process-steps li { padding: 8px 0 8px 6px; }
.process-steps li::marker { color: var(--gold-dark); font-weight: 700; }
.sources { margin-top: 38px; padding-top: 28px; border-top: 1px solid var(--line); }
.source-list { padding-left: 20px; overflow-wrap: anywhere; }
.source-list li { margin-bottom: 14px; }
.source-list a { color: var(--gold-dark); }
.source-list span { display: block; color: #69717e; font-size: .78rem; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

@media (max-width: 900px) {
  .topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .screen-feature { grid-template-columns: 1fr; }
  .main-nav { display: none; }
  .blog-layout, .article-layout { grid-template-columns: 1fr; }
  .blog-sidebar, .article-aside .sticky { padding-left: 0; border-left: 0; }
  .blog-sidebar { padding-top: 28px; border-top: 1px solid var(--line); }
  .article-aside .sticky { position: static; padding-top: 24px; border-top: 1px solid var(--line); }
  .guide-section { grid-template-columns: 1fr; gap: 8px; }
}

@media (max-width: 620px) {
  .topic-grid { grid-template-columns: 1fr; gap: 9px; }
  .topic-index { padding-top: 32px; }
  .screen-feature { padding: 20px; gap: 24px; }
  .article-toc ol { columns: 1; }
  .article-toc { padding: 18px; }
  th, td { padding: 11px; }
  .table-scroll table { min-width: 520px; }
  .shell { width: min(100% - 28px, 1100px); }
  .header-inner { min-height: 60px; }
  .home-blog { padding: 38px 0 34px; }
  .blog-layout { gap: 34px; }
  .home-copy h1 { font-size: 2.35rem; }
  .entry-card { grid-template-columns: 46px 1fr; padding: 15px; }
  .entry-card img { width: 46px; height: 52px; }
  .entry-card-action { grid-column: 1 / -1; align-items: stretch; }
  .entry-card-action .button { width: 100%; }
  .entry-card-action .muted { max-width: none; text-align: left; }
  .actions { align-items: stretch; }
  .actions .button { width: 100%; }
  .guide-index { padding-top: 34px; }
  .guide-section { padding: 27px 0; }
  .responsible-note, .footer-row, .footer-bottom { align-items: flex-start; flex-direction: column; }
  .responsible-note { margin-bottom: 38px; padding: 20px; }
  .responsible-note > div:last-child { white-space: normal; }
  .footer-nav { flex-wrap: wrap; gap: 10px 18px; }
  .article-header h1 { font-size: 2.25rem; }
  .quick-note { grid-template-columns: 1fr; gap: 6px; }
  .evidence-box { padding: 18px; }
}