:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  color: #1d1d1f;
  background: #f7f7f8;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: #f7f7f8; color: #1d1d1f; }
a { color: inherit; }
button, input { font: inherit; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 100; padding: 10px 14px; border-radius: 10px; background: #111; color: #fff; transform: translateY(-150%); }
.skip-link:focus { transform: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: minmax(180px, 1fr) auto minmax(180px, 1fr);
  align-items: center;
  min-height: 70px;
  padding: 0 32px;
  border-bottom: 1px solid rgba(0,0,0,.07);
  background: rgba(247,247,248,.86);
  backdrop-filter: blur(22px) saturate(140%);
}
.wordmark { justify-self: start; font-weight: 730; letter-spacing: -.035em; text-decoration: none; font-size: 19px; }
.site-header nav { display: flex; gap: 28px; }
.site-header nav a, .header-cta { text-decoration: none; font-size: 14px; font-weight: 600; }
.site-header nav a { color: #5c5c62; }
.site-header nav a:hover, .site-header nav a:focus-visible { color: #111; }
.header-cta { justify-self: end; padding: 10px 15px; border-radius: 999px; background: #1d1d1f; color: #fff; }
.menu-button { display: none; justify-self: end; min-height: 44px; padding: 0 4px; border: 0; background: transparent; font-weight: 650; }

main { overflow: hidden; }
.hero {
  width: min(1220px, calc(100% - 48px));
  min-height: 760px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, .55fr);
  gap: 64px;
  align-items: center;
  padding: 96px 0 88px;
}
.eyebrow, .kicker { display: block; color: var(--accent); font-size: 13px; font-weight: 760; letter-spacing: .11em; text-transform: uppercase; }
.hero h1 { max-width: 870px; margin: 22px 0 24px; font-size: clamp(58px, 7.2vw, 104px); line-height: .95; letter-spacing: -.072em; font-weight: 760; }
.hero-copy > p { max-width: 720px; margin: 0; color: #606066; font-size: clamp(20px, 2.2vw, 28px); line-height: 1.36; letter-spacing: -.025em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px; border-radius: 999px; text-decoration: none; font-weight: 700; font-size: 15px; transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-1px); }
.button.primary { background: var(--accent); color: #fff; }
.button.quiet { background: #fff; box-shadow: inset 0 0 0 1px rgba(0,0,0,.1); }
.button.inverse { background: #fff; color: #1d1d1f; }
.proof-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.proof-row span, .tag { padding: 8px 11px; border-radius: 999px; background: var(--accent-soft); color: #3f4147; font-size: 12px; font-weight: 680; }
.hero-panel { align-self: stretch; min-height: 460px; display: flex; flex-direction: column; justify-content: flex-end; padding: 36px; border-radius: 32px; background: var(--accent); color: #fff; box-shadow: 0 30px 90px color-mix(in srgb, var(--accent) 24%, transparent); }
.hero-panel > span { opacity: .74; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.hero-panel strong { display: block; margin: 14px 0 20px; font-size: clamp(34px, 4vw, 58px); line-height: .95; letter-spacing: -.055em; overflow-wrap: anywhere; }
.hero-panel p { margin: 0; color: rgba(255,255,255,.78); font-size: 15px; line-height: 1.55; }
.hero-panel a { margin-top: 24px; font-size: 14px; font-weight: 700; }

.section { width: min(1120px, calc(100% - 48px)); margin: 0 auto; padding: 112px 0; border-top: 1px solid rgba(0,0,0,.08); }
.section-heading { max-width: 780px; margin-bottom: 54px; }
.section-heading h2 { margin: 16px 0 18px; font-size: clamp(42px, 5.8vw, 72px); line-height: .98; letter-spacing: -.058em; }
.section-heading > p { margin: 0; color: #626269; font-size: 20px; line-height: 1.5; letter-spacing: -.018em; }
.section-body { font-size: 17px; }
.card-grid { display: grid; gap: 14px; }
.card-grid.three { grid-template-columns: repeat(3, 1fr); }
.card-grid.four { grid-template-columns: repeat(4, 1fr); }
.card-grid.five { grid-template-columns: repeat(5, 1fr); }
.card { min-width: 0; padding: 28px; border-radius: 22px; background: #fff; border: 1px solid rgba(0,0,0,.06); }
.card.emphasis { background: var(--accent); color: #fff; }
.card.emphasis p { color: rgba(255,255,255,.78); }
.card .number { display: block; margin-bottom: 48px; color: var(--accent); font-size: 12px; font-weight: 780; }
.card h3, .course h3, .editorial-card h3 { margin: 0 0 12px; font-size: 21px; line-height: 1.16; letter-spacing: -.03em; }
.card p, .course p, .editorial-card p { margin: 0; color: #6b6b71; line-height: 1.55; font-size: 15px; }
.split-list { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.split-list > div, .test-grid > div { padding: 32px; border-radius: 24px; background: #fff; border: 1px solid rgba(0,0,0,.06); }
.split-list h3 { margin: 0 0 18px; font-size: 24px; letter-spacing: -.035em; }
.check-list { margin: 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding: 12px 0 12px 22px; border-top: 1px solid rgba(0,0,0,.07); color: #56565c; line-height: 1.45; }
.check-list li::before { content: ''; position: absolute; left: 0; top: 20px; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.note, .source-note { margin-top: 18px; padding: 24px 26px; border-left: 4px solid var(--accent); border-radius: 0 18px 18px 0; background: var(--accent-soft); color: #3f4046; line-height: 1.55; }
.source-note a { color: var(--accent); font-weight: 700; }

.tool { display: grid; grid-template-columns: 1.25fr .75fr; gap: 18px; padding: 18px; border-radius: 28px; background: #ececef; }
.tool-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.tool-fields.compact { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.tool-fields label { display: flex; flex-direction: column; justify-content: space-between; gap: 18px; min-height: 112px; padding: 18px; border-radius: 16px; background: #fff; color: #505057; font-size: 14px; font-weight: 650; }
input[type="number"] { width: 100%; min-height: 44px; padding: 10px 12px; border: 1px solid #d7d7db; border-radius: 10px; background: #fff; color: #1d1d1f; font-size: 17px; }
input[type="range"] { width: 100%; accent-color: var(--accent); }
.tool-result { min-height: 240px; display: flex; flex-direction: column; justify-content: flex-end; padding: 28px; border-radius: 20px; background: var(--accent); color: #fff; }
.tool-result span { opacity: .7; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.tool-result strong { display: block; margin: 14px 0 10px; font-size: clamp(28px, 3.4vw, 48px); line-height: 1; letter-spacing: -.05em; }
.tool-result em { font-style: normal; color: rgba(255,255,255,.8); font-weight: 680; }
.tool-result p { margin: 14px 0 0; color: rgba(255,255,255,.74); line-height: 1.45; }
.segmented { display: flex; align-items: flex-start; gap: 8px; padding: 6px; }
.segmented.wrap { flex-wrap: wrap; }
.segmented button { min-height: 44px; padding: 0 16px; border: 0; border-radius: 999px; background: #fff; color: #55555b; font-weight: 680; cursor: pointer; }
.segmented button[aria-pressed="true"] { background: #1d1d1f; color: #fff; }

.timeline { display: grid; gap: 2px; }
.timeline article { display: grid; grid-template-columns: 120px 1fr; gap: 28px; padding: 26px 0; border-top: 1px solid rgba(0,0,0,.08); }
.timeline time { color: var(--accent); font-size: 13px; font-weight: 760; text-transform: uppercase; letter-spacing: .06em; }
.timeline h3 { margin: 0 0 8px; font-size: 23px; letter-spacing: -.035em; }
.timeline p { margin: 0; color: #626269; line-height: 1.5; }
.feature-story { max-width: 820px; margin: 0 auto; font-family: Georgia, 'Times New Roman', serif; font-size: 21px; line-height: 1.72; color: #323236; }
.feature-story p { margin: 0 0 24px; }
.feature-story .dropcap::first-letter { float: left; padding: 8px 10px 0 0; color: var(--accent); font-size: 78px; line-height: .72; }
.feature-story h3 { margin: 50px 0 18px; font-family: -apple-system, BlinkMacSystemFont, sans-serif; font-size: 30px; letter-spacing: -.04em; }
.feature-story blockquote { margin: 42px 0; padding: 30px; border-radius: 22px; background: var(--accent-soft); font-family: -apple-system, BlinkMacSystemFont, sans-serif; font-size: 26px; line-height: 1.3; letter-spacing: -.035em; }
.article-grid, .test-grid, .course-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.editorial-card, .course { padding: 28px; border-radius: 22px; background: #fff; border: 1px solid rgba(0,0,0,.06); }
.editorial-card > span, .course > span { display: block; margin-bottom: 34px; color: var(--accent); font-size: 12px; font-weight: 760; letter-spacing: .07em; text-transform: uppercase; }
.editorial-card a { display: inline-block; margin-top: 24px; color: var(--accent); font-size: 14px; font-weight: 720; }
.test-grid { margin-top: 14px; }
.test-grid strong { font-size: 19px; }
.test-grid p { margin: 8px 0 0; color: #626269; line-height: 1.5; }
.course-grid { grid-template-columns: repeat(2, 1fr); }
.course strong { display: block; margin-top: 22px; color: #36363b; font-size: 14px; line-height: 1.45; }

.assessment { display: grid; grid-template-columns: 1fr 320px; gap: 18px; align-items: start; }
.assessment-questions { overflow: hidden; border-radius: 24px; background: #fff; border: 1px solid rgba(0,0,0,.06); }
.assessment-questions label { display: grid; grid-template-columns: minmax(0, 1fr) 180px 30px; gap: 18px; align-items: center; min-height: 76px; padding: 16px 22px; border-top: 1px solid rgba(0,0,0,.06); }
.assessment-questions label:first-child { border-top: 0; }
.assessment-questions span { color: #4c4c52; line-height: 1.35; }
.assessment-questions output { color: var(--accent); font-weight: 760; text-align: right; }
.score-panel { position: sticky; top: 94px; min-height: 300px; display: flex; flex-direction: column; justify-content: flex-end; padding: 28px; border-radius: 24px; background: var(--accent); color: #fff; }
.score-panel > span { opacity: .7; font-size: 12px; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.score-panel strong { font-size: 94px; line-height: .9; letter-spacing: -.075em; }
.score-panel em { margin-top: 12px; font-style: normal; font-weight: 720; }
.score-panel p { color: rgba(255,255,255,.74); line-height: 1.5; }
.standard-list { overflow: hidden; border-radius: 24px; background: #fff; border: 1px solid rgba(0,0,0,.06); }
.standard-list article { display: grid; grid-template-columns: 70px 1fr; gap: 24px; padding: 26px 28px; border-top: 1px solid rgba(0,0,0,.07); }
.standard-list article:first-child { border-top: 0; }
.standard-list article > span { color: var(--accent); font-size: 13px; font-weight: 780; }
.standard-list h3 { margin: 0 0 6px; font-size: 23px; letter-spacing: -.035em; }
.standard-list p { margin: 0; color: #626269; line-height: 1.5; }
.standard-list.compact article { grid-template-columns: 54px 1fr; }
.deal-equation { display: grid; grid-template-columns: repeat(9, auto); gap: 10px; align-items: stretch; }
.deal-equation > div { min-width: 0; padding: 22px; border-radius: 20px; background: #fff; border: 1px solid rgba(0,0,0,.06); }
.deal-equation > div.emphasis { background: var(--accent); color: #fff; }
.deal-equation span { display: block; margin-bottom: 12px; color: var(--accent); font-size: 12px; font-weight: 760; text-transform: uppercase; }
.deal-equation .emphasis span { color: rgba(255,255,255,.7); }
.deal-equation strong { font-size: 15px; line-height: 1.4; }
.deal-equation > i { align-self: center; color: #97979d; font-size: 22px; font-style: normal; }

.signal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.signal-card { min-height: 220px; display: flex; flex-direction: column; padding: 26px; border-radius: 22px; background: #fff; border: 1px solid rgba(0,0,0,.06); }
.signal-card > span { color: var(--accent); font-size: 12px; font-weight: 760; letter-spacing: .05em; text-transform: uppercase; }
.signal-card h3 { margin: 28px 0 12px; font-size: 21px; line-height: 1.22; letter-spacing: -.03em; }
.signal-card h3 a { text-decoration: none; }
.signal-card h3 a:hover, .signal-card h3 a:focus-visible { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.signal-card p { margin: auto 0 0; color: #707077; font-size: 13px; }
.signal-card.placeholder { grid-column: 1 / -1; min-height: 180px; background: var(--accent-soft); }
.feed-policy { max-width: 780px; margin: 20px 0 0; color: #77777d; font-size: 13px; line-height: 1.55; }

.faq-list { max-width: 860px; }
details { border-top: 1px solid rgba(0,0,0,.1); }
details:last-child { border-bottom: 1px solid rgba(0,0,0,.1); }
summary { padding: 24px 2px; cursor: pointer; font-size: 20px; font-weight: 690; letter-spacing: -.02em; }
details p { max-width: 720px; margin: -8px 0 24px; color: #626269; line-height: 1.55; }
.final-cta { width: min(1120px, calc(100% - 48px)); margin: 40px auto 100px; padding: clamp(42px, 7vw, 76px); border-radius: 34px; background: #1d1d1f; color: #fff; }
.final-cta > span { color: color-mix(in srgb, var(--accent) 60%, white); font-size: 13px; font-weight: 760; text-transform: uppercase; letter-spacing: .1em; }
.final-cta h2 { max-width: 850px; margin: 18px 0; font-size: clamp(40px, 6vw, 74px); line-height: .98; letter-spacing: -.06em; }
.final-cta p { max-width: 700px; color: rgba(255,255,255,.65); font-size: 19px; line-height: 1.5; }
.final-cta .button { margin-top: 20px; }

footer { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; padding: 58px max(32px, calc((100vw - 1120px)/2)); border-top: 1px solid rgba(0,0,0,.08); background: #fff; }
footer strong { font-size: 19px; }
footer p { max-width: 650px; color: #6c6c72; font-size: 13px; line-height: 1.55; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 18px; align-content: start; }
.footer-links a { color: #515157; font-size: 13px; font-weight: 650; text-decoration: none; }
footer small { grid-column: 1 / -1; padding-top: 24px; border-top: 1px solid rgba(0,0,0,.07); color: #77777d; line-height: 1.5; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .reveal { opacity: 1; transform: none; transition: none; } }

@media (max-width: 1060px) {
  .card-grid.five { grid-template-columns: repeat(2, 1fr); }
  .card-grid.four { grid-template-columns: repeat(2, 1fr); }
  .deal-equation { grid-template-columns: 1fr; }
  .deal-equation > i { text-align: center; }
}

@media (max-width: 820px) {
  .site-header { grid-template-columns: 1fr auto; padding: 0 20px; }
  .header-cta { display: none; }
  .menu-button { display: block; }
  .site-header nav { position: absolute; top: 70px; left: 12px; right: 12px; display: none; flex-direction: column; gap: 0; padding: 10px; border: 1px solid rgba(0,0,0,.08); border-radius: 18px; background: #fff; box-shadow: 0 16px 50px rgba(0,0,0,.12); }
  .site-header nav[data-open] { display: flex; }
  .site-header nav a { min-height: 46px; display: flex; align-items: center; padding: 0 12px; }
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 34px; padding: 72px 0 64px; }
  .hero h1 { font-size: clamp(52px, 14vw, 78px); }
  .hero-panel { min-height: 360px; }
  .section { padding: 84px 0; }
  .card-grid.three, .article-grid, .test-grid { grid-template-columns: 1fr; }
  .signal-grid { grid-template-columns: 1fr 1fr; }
  .tool, .assessment { grid-template-columns: 1fr; }
  .score-panel { position: static; min-height: 240px; }
  .split-list { grid-template-columns: 1fr; }
  .course-grid { grid-template-columns: 1fr; }
  footer { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
}

@media (max-width: 560px) {
  .hero, .section, .final-cta { width: min(100% - 28px, 1120px); }
  .hero { padding-top: 52px; }
  .hero h1 { font-size: 52px; }
  .hero-copy > p { font-size: 20px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .button { width: 100%; }
  .hero-panel { min-height: 320px; padding: 26px; border-radius: 24px; }
  .section { padding: 70px 0; }
  .section-heading { margin-bottom: 36px; }
  .section-heading h2 { font-size: 43px; }
  .card-grid.five, .card-grid.four { grid-template-columns: 1fr; }
  .signal-grid { grid-template-columns: 1fr; }
  .card { padding: 24px; }
  .tool { padding: 10px; }
  .tool-fields, .tool-fields.compact { grid-template-columns: 1fr; }
  .tool-result { min-height: 230px; }
  .timeline article { grid-template-columns: 1fr; gap: 10px; }
  .assessment-questions label { grid-template-columns: 1fr 1fr 28px; gap: 8px; }
  .assessment-questions label span { grid-column: 1 / -1; }
  .standard-list article, .standard-list.compact article { grid-template-columns: 38px 1fr; gap: 12px; padding: 22px 18px; }
  .feature-story { font-size: 18px; }
  .feature-story blockquote { font-size: 22px; }
  .final-cta { margin-bottom: 60px; padding: 34px 24px; }
  .final-cta h2 { font-size: 42px; }
  footer { padding: 42px 20px; }
}