:root {
  --ink: #102235;
  --muted: #607487;
  --subtle: #8a9aaa;
  --line: #e4ebef;
  --paper: #ffffff;
  --wash: #f6fbfa;
  --navy: #07131f;
  --blue: #2769e9;
  --blue-dark: #1e4ba9;
  --teal: #15bda9;
  --gold: #f2b63f;
  --shadow: 0 20px 56px rgba(21, 58, 83, .11);
  font-family: "DM Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--paper); color: var(--ink); overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
a, button { -webkit-tap-highlight-color: transparent; }
.shell { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }

.site-header { height: 76px; border-bottom: 1px solid rgba(228, 235, 239, .8); background: rgba(255, 255, 255, .94); }
.header-inner { height: 100%; display: flex; align-items: center; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--navy); font-size: 15px; font-weight: 800; letter-spacing: -.03em; }
.brand-mark { width: 31px; height: 31px; display: grid; place-items: center; border-radius: 10px; background: var(--navy); color: #fff; font-size: 10px; letter-spacing: .02em; }
.top-nav { display: flex; align-items: center; gap: 25px; margin-left: auto; color: var(--muted); font-size: 13px; font-weight: 600; }
.top-nav a:hover, .breadcrumbs a:hover, .rail-link:hover { color: var(--blue); }
.checked-pill { display: inline-flex; align-items: center; gap: 8px; padding: 9px 12px; border: 1px solid #d5ece7; border-radius: 999px; background: #f1fbf9; color: #087f72; font-size: 11px; font-weight: 700; white-space: nowrap; }
.live-dot, .dock-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 4px rgba(21, 189, 169, .13); }

.hero { padding-top: 34px; padding-bottom: 64px; }
.breadcrumbs { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; color: var(--subtle); font-size: 12px; font-weight: 600; }
.breadcrumbs span[aria-hidden="true"] { color: #c5d0d7; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(330px, .72fr); gap: 72px; align-items: center; padding-top: 68px; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 19px; color: var(--teal); text-transform: uppercase; letter-spacing: .14em; font-size: 11px; font-weight: 800; }
.eyebrow-line { width: 28px; height: 2px; background: var(--blue); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 710px; margin-bottom: 23px; color: var(--navy); font-size: clamp(42px, 5vw, 67px); line-height: 1.02; letter-spacing: -.065em; font-weight: 800; }
h1 span { color: var(--blue); }
.hero-lede { max-width: 675px; margin-bottom: 30px; color: var(--muted); font-size: 17px; line-height: 1.65; letter-spacing: -.015em; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.button { display: inline-flex; align-items: center; gap: 10px; min-height: 46px; padding: 0 17px; border-radius: 11px; font-size: 12px; font-weight: 800; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--blue); color: #fff; box-shadow: 0 10px 25px rgba(39, 105, 233, .24); }
.button-primary:hover { box-shadow: 0 13px 28px rgba(39, 105, 233, .30); }
.button-ghost { border: 1px solid var(--line); color: var(--ink); background: #fff; }
.button-ghost:hover { border-color: #b4d9d1; }

.meaning-card { position: relative; padding: 28px 28px 25px; border: 1px solid #cfe8e2; border-radius: 19px; background: linear-gradient(145deg, #f8fdfc 0%, #ebf8f5 100%); box-shadow: var(--shadow); overflow: hidden; }
.meaning-card::after { content: ""; position: absolute; width: 170px; height: 170px; right: -88px; top: -84px; border: 25px solid rgba(21, 189, 169, .09); border-radius: 50%; }
.meaning-card-top { position: relative; z-index: 1; display: flex; align-items: center; gap: 9px; color: #087f72; font-size: 11px; text-transform: uppercase; letter-spacing: .12em; font-weight: 800; }
.meaning-icon { width: 25px; height: 25px; display: grid; place-items: center; border-radius: 50%; background: #d8f6ef; color: #087f72; font-size: 14px; font-weight: 800; }
.meaning-word { position: relative; z-index: 1; margin: 27px 0 12px; color: var(--navy); font-size: 29px; letter-spacing: -.055em; line-height: 1; font-weight: 800; }
.meaning-card > p { position: relative; z-index: 1; max-width: 255px; margin-bottom: 25px; color: var(--muted); font-size: 13px; line-height: 1.55; }
.meaning-divider { height: 1px; margin-bottom: 18px; background: #cfe4df; }
.meaning-row { display: flex; justify-content: space-between; gap: 16px; margin-top: 11px; color: var(--muted); font-size: 11px; }
.meaning-row strong { color: var(--ink); font-size: 11px; font-weight: 800; text-align: right; }

.trust-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--wash); }
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; padding: 19px 0; }
.trust-item { display: flex; align-items: center; gap: 12px; min-width: 0; }
.trust-check { width: 23px; height: 23px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 50%; background: #d9f7f0; color: #087f72; font-size: 12px; font-weight: 800; }
.trust-item strong, .trust-item span:not(.trust-check) { display: block; }
.trust-item strong { color: var(--ink); font-size: 11px; font-weight: 800; }
.trust-item div > span { margin-top: 3px; color: var(--subtle); font-size: 10px; line-height: 1.3; }

.content-layout { display: grid; grid-template-columns: minmax(0, 1fr) 254px; gap: 78px; padding-top: 85px; padding-bottom: 100px; }
.article-content { min-width: 0; }
.section-kicker { display: flex; align-items: center; gap: 11px; margin-bottom: 16px; color: var(--blue); font-size: 10px; letter-spacing: .16em; line-height: 1; font-weight: 800; text-transform: uppercase; }
.section-kicker span { color: var(--subtle); }
.answer-panel { margin-bottom: 74px; padding: 34px 37px 36px; border-left: 3px solid var(--blue); border-radius: 0 16px 16px 0; background: #f3f7ff; }
.answer-badge { display: inline-flex; margin-bottom: 17px; padding: 7px 9px; border-radius: 6px; background: #dce8ff; color: var(--blue-dark); font-size: 10px; letter-spacing: .09em; font-weight: 800; text-transform: uppercase; }
.answer-panel h2, .prose-section h2, .callout-section h2, .faq-heading h2, .source-heading h2 { margin-bottom: 16px; color: var(--navy); font-size: 27px; letter-spacing: -.045em; line-height: 1.14; font-weight: 800; }
.answer-panel p, .prose-section > p, .callout-section p, .sources-section > p { color: var(--muted); font-size: 15px; line-height: 1.75; }
.answer-panel p:last-child { margin-bottom: 0; }
.answer-note { margin-top: 22px; padding-top: 19px; border-top: 1px solid #d8e2f0; font-size: 13px !important; line-height: 1.65 !important; }
.answer-note strong { color: var(--ink); }
.prose-section { margin-bottom: 74px; }
.flow-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 9px; margin-top: 28px; }
.flow-card { min-height: 174px; padding: 17px 15px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.flow-card-final { border-color: #bfe3db; background: #f3fbf9; }
.flow-index { display: block; margin-bottom: 22px; color: var(--teal); font-size: 10px; font-weight: 800; letter-spacing: .1em; }
.flow-card h3, .safe-row h3 { margin-bottom: 8px; color: var(--ink); font-size: 15px; letter-spacing: -.03em; font-weight: 800; }
.flow-card p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.comparison-table { border-top: 1px solid var(--line); }
.comparison-head, .comparison-row { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: 22px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.comparison-head { color: var(--subtle); font-size: 10px; letter-spacing: .13em; font-weight: 800; text-transform: uppercase; }
.comparison-row strong { color: var(--ink); font-size: 13px; font-weight: 800; }
.comparison-row span { color: var(--muted); font-size: 13px; line-height: 1.55; }
.safe-list { border-top: 1px solid var(--line); }
.safe-row { display: grid; grid-template-columns: 36px minmax(0, 1fr); gap: 15px; padding: 23px 0; border-bottom: 1px solid var(--line); }
.safe-number { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 9px; background: #eaf5ff; color: var(--blue); font-size: 11px; font-weight: 800; }
.safe-row p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
.callout-section { display: flex; gap: 17px; margin-bottom: 75px; padding: 25px 26px; border: 1px solid #cdeee7; border-radius: 14px; background: #f1fcf9; }
.callout-icon { width: 25px; height: 25px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 50%; background: #d7f6ef; color: #087f72; font-weight: 800; }
.callout-section h2 { margin-bottom: 9px; font-size: 18px; }
.callout-section p { margin: 0; font-size: 13px; line-height: 1.65; }
.faq-kicker { margin-bottom: 16px; }
.faq-section { margin-bottom: 74px; }
.faq-heading { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 25px; }
.faq-heading h2 { margin-bottom: 8px; }
.faq-heading p { margin: 0; color: var(--muted); font-size: 13px; }
.faq-count { flex: 0 0 auto; padding: 7px 10px; border: 1px solid var(--line); border-radius: 7px; color: var(--subtle); font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: .09em; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary { display: grid; grid-template-columns: 31px minmax(0, 1fr) 22px; gap: 12px; align-items: center; min-height: 69px; cursor: pointer; list-style: none; color: var(--ink); font-size: 14px; font-weight: 700; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-number { width: 25px; height: 25px; display: block; border-radius: 7px; background: #f1f4f7; }
.summary-mark { position: relative; color: var(--blue); font-size: 20px; font-weight: 400; text-align: center; transition: transform .2s ease; }
.summary-mark::before { content: "+"; position: absolute; inset: 0; }
.faq-item[open] .summary-mark { transform: rotate(45deg); }
.faq-answer { padding: 0 34px 20px 43px; }
.faq-answer p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }
.sources-section { padding-top: 7px; }
.source-heading { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 14px; }
.source-kicker { margin-bottom: 13px; }
.source-heading h2 { margin-bottom: 0; font-size: 22px; }
.source-date { flex: 0 0 auto; color: var(--subtle); font-size: 11px; }
.sources-section > p { max-width: 700px; margin-bottom: 23px; font-size: 12px; line-height: 1.65; }
.source-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.source-links a { display: flex; flex-direction: column; justify-content: space-between; gap: 15px; min-height: 105px; padding: 16px; border: 1px solid var(--line); border-radius: 11px; background: #fff; transition: border-color .2s ease, transform .2s ease; }
.source-links a:hover { border-color: #a8d8cf; transform: translateY(-2px); }
.source-links span { color: var(--subtle); font-size: 10px; line-height: 1.3; }
.source-links strong { color: var(--ink); font-size: 12px; line-height: 1.35; }
.source-links strong span { color: var(--blue); font-size: 13px; }

.side-rail { min-width: 0; }
.rail-card { position: sticky; top: 25px; padding: 22px 20px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.rail-label { margin: 0 0 14px; color: var(--subtle); font-size: 10px; letter-spacing: .14em; font-weight: 800; }
.rail-link { display: flex; align-items: center; gap: 11px; padding: 10px 0; color: var(--muted); font-size: 12px; font-weight: 700; }
.rail-link span { color: #aab7c4; font-size: 10px; }
.rail-link.active { color: var(--blue); }
.rail-link.active span { color: var(--blue); }
.rail-rule { height: 1px; margin: 14px 0 17px; background: var(--line); }
.rail-status { display: flex; align-items: center; gap: 10px; }
.rail-status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 5px #ddf7f1; }
.rail-status strong, .rail-status small { display: block; }
.rail-status strong { color: var(--ink); font-size: 11px; }
.rail-status small { margin-top: 3px; color: var(--subtle); font-size: 10px; }

.site-footer { border-top: 1px solid var(--line); background: var(--navy); color: #fff; }
.footer-inner { display: flex; justify-content: space-between; gap: 20px; padding: 24px 0; font-size: 11px; font-weight: 700; }
.footer-muted { color: #8796a8; font-weight: 500; }
.mobile-dock { display: none; }

@media (max-width: 1060px) {
  .hero-grid { gap: 40px; }
  .content-layout { gap: 40px; }
  .flow-grid { grid-template-columns: repeat(3, 1fr); }
  .flow-card-final { grid-column: span 3; min-height: 130px; }
}

@media (max-width: 980px) {
  .source-links { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .shell { width: min(100% - 32px, 620px); }
  .site-header { height: auto; }
  .header-inner { min-height: 68px; flex-wrap: wrap; gap: 15px; padding: 13px 0; }
  .top-nav { order: 3; width: 100%; margin-left: 0; padding-top: 4px; border-top: 1px solid var(--line); }
  .checked-pill { margin-left: auto; }
  .hero { padding-top: 25px; padding-bottom: 44px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; padding-top: 48px; }
  h1 { font-size: clamp(38px, 11vw, 57px); }
  .hero-lede { font-size: 15px; }
  .meaning-card { padding: 24px; }
  .trust-grid { grid-template-columns: 1fr; gap: 14px; padding: 18px 0; }
  .content-layout { grid-template-columns: 1fr; gap: 0; padding-top: 56px; padding-bottom: 75px; }
  .side-rail { display: none; }
  .answer-panel { margin-bottom: 58px; padding: 27px 24px 28px; }
  .answer-panel h2, .prose-section h2, .faq-heading h2 { font-size: 24px; }
  .prose-section, .faq-section, .callout-section { margin-bottom: 58px; }
  .flow-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-card-final { grid-column: span 2; }
  .comparison-head, .comparison-row { grid-template-columns: 130px minmax(0, 1fr); gap: 14px; }
  .faq-heading, .source-heading { align-items: start; flex-direction: column; gap: 12px; }
  .footer-inner { flex-direction: column; padding-bottom: 78px; }
  .mobile-dock { position: fixed; z-index: 10; right: 8px; bottom: 8px; left: 8px; display: flex; align-items: center; justify-content: space-between; gap: 11px; min-height: 52px; padding: 8px 13px; border: 1px solid #243452; border-radius: 13px; background: rgba(7, 19, 31, .96); color: #fff; box-shadow: 0 12px 36px rgba(7, 19, 31, .25); font-size: 10px; }
  .mobile-dock > span { display: inline-flex; align-items: center; gap: 8px; min-width: 0; color: #cad5e3; }
  .mobile-dock a { flex: 0 0 auto; padding: 8px 9px; border-radius: 7px; background: var(--blue); font-size: 10px; font-weight: 800; }
}

@media (max-width: 390px) {
  .shell { width: calc(100% - 24px); }
  .header-inner { gap: 12px; }
  .brand { font-size: 14px; }
  .checked-pill { padding: 8px 9px; font-size: 9px; }
  .top-nav { gap: 18px; font-size: 12px; }
  .hero-grid { padding-top: 39px; }
  h1 { font-size: 39px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { justify-content: center; width: 100%; }
  .meaning-word { font-size: 26px; }
  .answer-panel p, .prose-section > p { font-size: 14px; }
  .flow-grid { grid-template-columns: 1fr; }
  .flow-card-final { grid-column: auto; }
  .comparison-head, .comparison-row { grid-template-columns: 104px minmax(0, 1fr); gap: 10px; }
  .comparison-row strong, .comparison-row span { font-size: 11px; }
  .faq-item summary { grid-template-columns: 25px minmax(0, 1fr) 20px; gap: 8px; min-height: 77px; font-size: 13px; }
  .faq-answer { padding-left: 33px; }
  .mobile-dock { right: 6px; left: 6px; padding-right: 9px; padding-left: 10px; }
  .mobile-dock a { padding-right: 7px; padding-left: 7px; }
}