@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700;800&family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --navy: #10158f;
  --blue: #151ba4;
  --red: #f22d25;
  --yellow: #f5b900;
  --green: #59a83e;
  --ink: #141629;
  --muted: #5c6074;
  --paper: #f7f8fc;
  --line: #e4e6f0;
  --heading: "Barlow Condensed", Impact, sans-serif;
  --body: "Inter", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); font-family: var(--body); line-height: 1.65; background: #fff; }
a { color: inherit; }
.site-header { height: 84px; padding: 0 clamp(22px, 6vw, 88px); display: flex; align-items: center; justify-content: space-between; background: #fff; position: relative; z-index: 5; border-bottom: 1px solid #edf0f6; }
.wordmark { text-decoration: none; display: flex; flex-direction: column; line-height: 1; }
.wordmark-main { color: var(--navy); font: 800 31px var(--heading); letter-spacing: 1px; }
.wordmark-main span, .footer-logo span { color: var(--red); }
.wordmark-sub { color: #6c7080; font-size: 9px; text-transform: uppercase; letter-spacing: 1.2px; margin-top: 3px; }
nav { display: flex; align-items: center; gap: clamp(18px, 3vw, 38px); }
nav a { text-decoration: none; font-size: 12px; font-weight: 700; color: #34384e; }
nav a:hover, .text-link:hover { color: var(--red); }
nav .nav-cta { color: white; background: var(--navy); padding: 12px 20px; border-radius: 3px; }
.menu-toggle { display: none; border: 0; background: transparent; font-size: 26px; color: var(--navy); }
.hero { position: relative; overflow: hidden; min-height: 680px; padding: 75px clamp(22px, 9vw, 140px) 54px; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; background: linear-gradient(115deg, #f7f8fc 0%, #fff 64%); }
.hero:before { content: ""; position: absolute; width: 620px; height: 620px; border-radius: 50%; background: #f0f1ff; right: -180px; top: 20px; }
.hero-copy { position: relative; z-index: 1; max-width: 590px; padding-bottom: 45px; }
.eyebrow, .section-kicker { text-transform: uppercase; letter-spacing: 2px; color: var(--navy); font-size: 10px; font-weight: 800; }
.eyebrow { display: flex; align-items: center; gap: 10px; }
.eyebrow span { width: 26px; height: 3px; background: var(--red); display: inline-block; }
h1, h2, h3, p { margin-top: 0; }
h1 { font: 800 clamp(66px, 8vw, 112px)/.82 var(--heading); letter-spacing: -1px; color: var(--navy); margin: 28px 0 23px; text-transform: uppercase; }
h1 em { color: var(--red); font-style: normal; }
.hero-subtitle { color: var(--navy); font-size: clamp(18px, 2vw, 23px); font-weight: 800; line-height: 1.3; max-width: 450px; }
.hero-intro { max-width: 475px; color: #555b70; font-size: 14px; margin: 18px 0 28px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 22px; }
.button { display: inline-flex; align-items: center; gap: 17px; padding: 15px 22px; border-radius: 3px; text-decoration: none; font-size: 12px; font-weight: 800; transition: transform .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); box-shadow: 0 9px 22px #10158f26; }
.button-primary { color: #fff; background: var(--navy); }
.button-primary span, .button-light span { font-size: 17px; }
.text-link { color: var(--navy); font-size: 12px; font-weight: 800; text-decoration: none; }
.hero-byline { color: #85899b; font-size: 10px; letter-spacing: .4px; margin-top: 32px; }
.hero-art { position: relative; z-index: 1; min-height: 500px; display: flex; align-items: center; justify-content: center; }
.book-cover { position: relative; z-index: 2; width: min(56%, 310px); height: auto; transform: rotate(3deg); filter: drop-shadow(17px 20px 17px #151a5030); }
.book-shadow { position: absolute; width: 280px; height: 25px; bottom: 66px; background: #11164a24; filter: blur(18px); border-radius: 50%; }
.orbit { position: absolute; border: 1px solid #dfe1fa; border-radius: 50%; width: 440px; height: 440px; }
.orbit-two { width: 520px; height: 520px; border-color: #e9eaf7; }
.floating-note { position: absolute; z-index: 3; left: 2%; top: 18%; background: #fff; padding: 11px 16px; box-shadow: 0 7px 25px #171a4b12; border-left: 3px solid var(--red); display: flex; flex-direction: column; line-height: 1.35; }
.floating-note strong { color: var(--red); font-size: 11px; letter-spacing: 1px; }
.floating-note span { color: #686c7e; font-size: 9px; }
.note-two { top: auto; bottom: 20%; left: 0; border-color: var(--yellow); }
.note-two strong { color: #bd8b00; }
.note-three { top: 25%; left: auto; right: -2%; border-color: var(--green); }
.note-three strong { color: var(--green); }
.hero-bottomline { position: absolute; bottom: 0; left: 0; right: 0; display: flex; justify-content: space-between; padding: 15px clamp(22px, 9vw, 140px); border-top: 1px solid #e8eaf2; color: #8b8fa0; font-size: 9px; letter-spacing: 1.5px; text-transform: uppercase; }
.hero-bottomline span:first-child { color: var(--navy); font-weight: 800; }
.section-wrap { width: min(1100px, calc(100% - 48px)); margin: 0 auto; }
.problem { padding-top: 100px; padding-bottom: 105px; text-align: center; max-width: 850px; }
.problem h2 { font: 700 clamp(34px, 4.5vw, 53px)/1.08 var(--heading); color: #171a37; margin: 19px auto 18px; max-width: 800px; }
.blue { color: var(--navy); } .red { color: var(--red); } .green { color: var(--green); }
.problem-lead { color: var(--red); font-size: 18px; font-weight: 800; margin-bottom: 12px; }
.body-copy { max-width: 650px; margin: auto; color: var(--muted); font-size: 14px; }
.method { background: var(--paper); padding: 95px 0 88px; border-top: 1px solid #eef0f7; border-bottom: 1px solid #eef0f7; }
.method h2, .authors h2 { font: 700 clamp(42px, 5vw, 58px)/1 var(--heading); color: var(--navy); margin: 15px 0 12px; }
.method h2 span, .authors h2 span { color: var(--red); }
.section-intro { max-width: 590px; color: var(--muted); font-size: 14px; margin-bottom: 42px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.step { background: #fff; padding: 30px 29px 28px; min-height: 330px; border: 1px solid #e9eaf1; box-shadow: 0 9px 25px #14183c08; position: relative; }
.step:before { content: ""; height: 4px; position: absolute; left: 0; right: 0; top: 0; background: var(--red); }
.step-develop:before { background: var(--yellow); } .step-qualify:before { background: var(--green); }
.step-symbol { width: 67px; height: 67px; display: grid; place-items: center; border-radius: 15px; margin-bottom: 22px; }
.step-symbol svg { width: 48px; height: 48px; fill: none; stroke: currentColor; stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.symbol-book { color: var(--red); background: #fff0ef; } .symbol-tools { color: #b98600; background: #fff8df; } .symbol-award { color: var(--green); background: #eff8eb; }
.step-number { color: var(--navy); font-size: 10px; font-weight: 800; letter-spacing: 1.5px; margin-bottom: 6px; }
.step h3 { font: 700 27px/1.1 var(--heading); color: #161936; margin-bottom: 12px; }
.step p:not(.step-number) { color: #666b7c; font-size: 12px; line-height: 1.75; }
.step-tag { display: inline-block; color: var(--navy); font-size: 9px; font-weight: 800; letter-spacing: 1px; border-bottom: 2px solid var(--yellow); padding-bottom: 3px; }
.cycle-note { display: flex; align-items: center; gap: 18px; margin-top: 24px; padding: 20px 24px; background: #eceeff; color: #51566e; font-size: 12px; }
.cycle-note p { margin: 0; } .cycle-note strong { color: var(--navy); }
.cycle-icon { font-size: 34px; color: var(--navy); line-height: 1; }
.canoe { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 65px; padding-top: 100px; padding-bottom: 100px; }
.canoe-graphic svg { width: 100%; overflow: visible; }
.waterline { fill: none; stroke: #a9d8e5; stroke-width: 4; }
.canoe-hull { fill: var(--navy); }
.paddler { fill: #252944; stroke: #252944; stroke-width: 7; stroke-linecap: round; stroke-linejoin: round; }
.canoe-copy h2 { color: var(--navy); font: 700 45px/1 var(--heading); margin: 15px 0; }
.canoe-copy p { color: var(--muted); font-size: 13px; }
.book-section { background: var(--navy); color: #fff; overflow: hidden; }
.book-panel { display: grid; grid-template-columns: 1.2fr .8fr; min-height: 520px; align-items: center; gap: 50px; padding-top: 72px; padding-bottom: 72px; }
.book-panel .section-kicker { color: #c8cbff; }
.book-panel h2 { font: 800 clamp(58px, 7vw, 82px)/.9 var(--heading); letter-spacing: 2px; margin: 15px 0 0; }
.book-subtitle { color: #fff; font-size: 19px; font-weight: 700; max-width: 430px; line-height: 1.35; margin: 13px 0 22px; }
.book-panel-copy > p:not(.book-subtitle) { color: #d9dcff; font-size: 13px; max-width: 510px; }
.book-facts { list-style: none; padding: 15px 0 18px; margin: 0; border-top: 1px solid #ffffff30; max-width: 460px; }
.book-facts li { color: #fff; font-size: 11px; padding: 5px 0; }
.book-facts span { display: inline-block; width: 90px; color: #aeb3ff; text-transform: uppercase; letter-spacing: 1px; font-size: 9px; font-weight: 800; }
.button-light { background: #fff; color: var(--navy); }
.book-panel-image { position: relative; display: flex; justify-content: center; align-items: center; min-height: 360px; }
.book-panel-image img { width: min(70%, 280px); transform: rotate(3deg); box-shadow: 17px 19px 30px #05073580; }
.book-stamp { position: absolute; right: 0; bottom: 20px; border: 1px solid #ffffff80; border-radius: 50%; width: 95px; height: 95px; display: grid; place-content: center; text-align: center; color: #fff; font: 600 16px/1.05 var(--heading); transform: rotate(9deg); }
.authors { padding-top: 100px; padding-bottom: 105px; }
.authors h2 { margin-bottom: 15px; }
.author-links { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 35px; }
.author-card { text-decoration: none; display: flex; align-items: center; gap: 17px; border: 1px solid var(--line); padding: 20px; position: relative; transition: border-color .2s, transform .2s; }
.author-card:hover { border-color: var(--navy); transform: translateY(-3px); }
.author-initial { flex: 0 0 48px; width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; background: #eff0ff; color: var(--navy); font: 700 19px var(--heading); }
.author-name { display: block; color: #171a36; font-weight: 800; font-size: 13px; }
.author-email { display: block; color: #777c8f; font-size: 11px; }
.author-arrow { margin-left: auto; color: var(--red); font-size: 22px; }
.final-cta { background: #f4f5ff; border-top: 1px solid #e9eaf8; text-align: center; padding: 82px 0 90px; }
.final-cta-inner .section-kicker { color: var(--red); }
.final-cta h2 { color: var(--navy); font: 800 clamp(46px, 6vw, 68px)/.95 var(--heading); margin: 15px 0 27px; }
.site-footer { background: #10132d; color: #fff; text-align: center; padding: 37px 20px 28px; }
.footer-logo { font: 800 34px var(--heading); color: #fff; text-decoration: none; letter-spacing: 1px; }
.site-footer p { color: #b6bad2; font-size: 10px; letter-spacing: .5px; margin: 3px 0 12px; }
.footer-contact { display: flex; justify-content: center; gap: 12px; font-size: 11px; margin-bottom: 18px; }
.footer-contact a { color: #fff; text-decoration: none; } .footer-contact a:hover { color: #ffb900; }
.site-footer small { color: #777d9f; font-size: 9px; }
@media (max-width: 800px) {
  .site-header { height: 72px; }
  .menu-toggle { display: block; cursor: pointer; }
  nav { display: none; position: absolute; top: 71px; left: 0; right: 0; background: #fff; padding: 20px 24px 25px; flex-direction: column; align-items: stretch; gap: 16px; box-shadow: 0 12px 20px #11152a12; }
  nav.open { display: flex; }
  nav .nav-cta { text-align: center; }
  .hero { grid-template-columns: 1fr; padding-top: 62px; }
  .hero-copy { padding-bottom: 0; }
  .hero-art { min-height: 430px; }
  .book-cover { width: min(48%, 260px); }
  .hero-bottomline { padding-left: 24px; padding-right: 24px; }
  .steps { grid-template-columns: 1fr; }
  .step { min-height: auto; }
  .canoe { grid-template-columns: 1fr; gap: 22px; }
  .canoe-graphic { order: 2; }
  .book-panel { grid-template-columns: 1fr; }
  .book-panel-image { min-height: 360px; }
}
@media (max-width: 520px) {
  .hero { padding-left: 24px; padding-right: 24px; }
  .hero-art { min-height: 360px; }
  .orbit { width: 310px; height: 310px; } .orbit-two { width: 360px; height: 360px; }
  .floating-note { left: -3%; top: 13%; } .note-two { bottom: 12%; } .note-three { right: -4%; top: 20%; }
  .hero-bottomline { font-size: 7px; letter-spacing: .7px; }
  .problem { padding-top: 70px; padding-bottom: 75px; }
  .method, .authors { padding-top: 70px; padding-bottom: 75px; }
  .canoe { padding-top: 70px; padding-bottom: 70px; }
  .author-links { grid-template-columns: 1fr; }
  .author-card { padding: 16px; }
  .book-panel { padding-top: 65px; padding-bottom: 65px; }
}