:root {
  color-scheme: light;
  --paper: #f6f5f0;
  --surface: #ffffff;
  --ink: #16252d;
  --ink-soft: #47555a;
  --muted: #697579;
  --line: #dedfd8;
  --navy: #17313a;
  --navy-deep: #12262e;
  --accent: #dfa331;
  --accent-bright: #f2bc4b;
  --green: #287257;
  --green-pale: #eaf4ed;
  --warning: #f5edd9;
  --warning-line: #c9922e;
  --shadow: 0 20px 55px rgba(22, 37, 45, .10);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body { margin: 0; color: var(--ink); background: var(--paper); font-size: 16px; line-height: 1.65; }
a { color: inherit; text-decoration-thickness: .08em; text-underline-offset: .2em; }
a:hover { color: var(--green); }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
:focus-visible { outline: 3px solid #b47711; outline-offset: 3px; }
::selection { color: var(--navy-deep); background: #f5d693; }

.skip-link { position: absolute; z-index: 10; top: 8px; left: 8px; padding: 10px 14px; color: white; background: var(--navy); border-radius: 7px; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.section-wrap { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.site-header { position: sticky; z-index: 5; top: 0; border-bottom: 1px solid rgba(22, 37, 45, .08); background: rgba(246, 245, 240, .94); backdrop-filter: blur(12px); }
.header-inner { width: min(1280px, calc(100% - 48px)); min-height: 78px; margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; white-space: nowrap; }
.brand:hover { color: var(--ink); }
.brand-mark { display: inline-flex; width: 36px; height: 36px; color: var(--navy); }
.brand-mark svg { width: 100%; height: 100%; }
.brand-name { font-size: 15px; font-weight: 790; letter-spacing: -.045em; }
.brand-name span { font-weight: 520; }
.main-nav { display: flex; align-items: center; justify-content: center; gap: clamp(18px, 3vw, 40px); }
.main-nav a, .header-link { color: #3e4c51; font-size: 13px; font-weight: 630; text-decoration: none; }
.main-nav a:hover, .header-link:hover { color: var(--green); }
.header-link { white-space: nowrap; }
.header-link span { color: #9b751f; padding-left: 4px; }

.hero { min-height: 565px; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 62px; padding-block: 70px 78px; }
.hero-copy { max-width: 590px; }
.eyebrow { display: flex; align-items: center; gap: 9px; margin: 0 0 19px; color: #7b6538; font-size: 11px; font-weight: 760; letter-spacing: .14em; line-height: 1.4; text-transform: uppercase; }
.eyebrow-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(223, 163, 49, .16); }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.14; }
h1 { max-width: 650px; margin-bottom: 23px; font-size: clamp(44px, 6.2vw, 76px); font-weight: 780; letter-spacing: -.065em; }
.text-accent { color: #a97112; }
.hero-lede { max-width: 540px; margin-bottom: 27px; color: #4d5b60; font-size: 17px; line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.button { min-height: 49px; display: inline-flex; align-items: center; justify-content: center; gap: 13px; padding: 11px 19px; border: 1px solid transparent; border-radius: 7px; font-size: 13px; font-weight: 730; text-decoration: none; transition: transform .18s ease, background-color .18s ease, border-color .18s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: var(--navy); }
.button-primary:hover { color: white; background: #234550; }
.button-primary span { color: var(--accent-bright); font-size: 18px; line-height: 1; }
.button-quiet { color: #33454b; border-color: #d0d2ca; background: transparent; }
.button-quiet:hover { color: var(--navy); border-color: #929d98; background: rgba(255,255,255,.5); }
.hero-caption { margin: 19px 0 0; color: var(--muted); font-size: 12px; }

.route-card { position: relative; min-height: 363px; overflow: hidden; padding: 24px 26px 20px; border: 1px solid rgba(255, 255, 255, .24); border-radius: 13px; color: white; background: linear-gradient(142deg, #1a3943, #132a33 70%); box-shadow: var(--shadow); }
.route-card::before, .route-card::after { position: absolute; content: ""; pointer-events: none; }
.route-card::before { top: -70px; right: -55px; width: 205px; height: 205px; border: 1px solid rgba(255,255,255,.10); border-radius: 50%; box-shadow: 0 0 0 22px rgba(255,255,255,.025), 0 0 0 48px rgba(255,255,255,.022); }
.route-card::after { right: 0; bottom: 65px; left: 0; height: 1px; background: rgba(255,255,255,.13); }
.route-card-top, .route-card-bottom { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.route-card-top { color: #e9efeb; font-size: 13px; font-weight: 700; }
.route-count { color: #b9c6c3; font-size: 11px; font-weight: 600; }
.route-visual { position: relative; height: 250px; margin-top: 8px; }
.route-line { position: absolute; top: 25px; bottom: 17px; left: 24px; width: 3px; border-radius: 2px; background: repeating-linear-gradient(to bottom, rgba(239, 184, 72, .85) 0 12px, transparent 12px 22px); }
.route-step { position: absolute; left: 0; display: flex; align-items: center; gap: 15px; color: #eaf0ec; }
.route-step span { z-index: 1; width: 51px; height: 51px; display: grid; place-items: center; border: 1px solid rgba(236, 188, 81, .65); border-radius: 50%; color: var(--accent-bright); background: #1a3a44; font-size: 12px; font-weight: 800; }
.route-step i { padding: 7px 11px; border: 1px solid rgba(255,255,255,.13); border-radius: 5px; color: #e5ebe7; background: rgba(255,255,255,.055); font-size: 12px; font-style: normal; font-weight: 650; }
.step-one { top: 5px; left: 8px; }.step-two { top: 68px; left: 112px; }.step-three { top: 132px; left: 45px; }.step-four { top: 195px; left: 137px; }
.route-pin { position: absolute; right: 12px; bottom: 4px; width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50% 50% 50% 8px; color: var(--navy); background: var(--accent-bright); font-size: 13px; font-weight: 800; transform: rotate(-45deg); }
.route-pin::first-letter { transform: rotate(45deg); }
.route-card-bottom { padding-top: 16px; color: #c6d0cc; font-size: 11px; }
.route-card-bottom span:last-child { color: var(--accent-bright); font-size: 17px; }

.trust-strip { border-block: 1px solid #e9dcb9; background: #f1ead8; }
.trust-inner { width: min(1160px, calc(100% - 48px)); min-height: 74px; margin: auto; display: flex; align-items: center; gap: 16px; }
.trust-icon { flex: 0 0 auto; width: 25px; height: 25px; display: grid; place-items: center; border: 1px solid #ae842f; border-radius: 50%; color: #785614; font-family: Georgia, serif; font-size: 14px; font-weight: 700; }
.trust-inner p { flex: 1; margin: 0; color: #514a3d; font-size: 12px; line-height: 1.55; }
.trust-inner p strong { color: var(--ink); }
.trust-inner > a { color: #684e16; font-size: 11px; font-weight: 720; text-decoration: none; white-space: nowrap; }
.trust-inner > a span { padding-left: 5px; }

.section-block { padding-block: 102px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 50px; margin-bottom: 39px; }
.section-heading .eyebrow { margin-bottom: 13px; }
h2 { margin-bottom: 0; font-size: clamp(32px, 4.2vw, 48px); font-weight: 750; letter-spacing: -.05em; }
.section-intro { width: min(430px, 45%); margin: 0 0 3px; color: var(--muted); font-size: 14px; line-height: 1.75; }
.topic-list { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.topic-card { min-height: 280px; padding: 22px 21px 24px; border-right: 1px solid var(--line); background: transparent; transition: background-color .18s ease, transform .18s ease; }
.topic-card:first-child { border-left: 1px solid var(--line); }
.topic-card:hover { position: relative; background: rgba(255,255,255,.6); transform: translateY(-3px); }
.topic-card-featured { background: rgba(255,255,255,.47); }
.topic-index { color: #81704d; font-size: 10px; font-weight: 760; letter-spacing: .11em; }
.topic-symbol { width: 47px; height: 47px; margin: 21px 0 19px; display: flex; align-items: center; justify-content: center; color: var(--navy); }
.sign-symbol { border: 3px solid var(--navy); border-radius: 50%; font-family: Georgia, serif; font-size: 28px; font-weight: 700; }
.lane-symbol { gap: 5px; justify-content: center; transform: skew(-16deg); }
.lane-symbol span { width: 5px; height: 39px; border-radius: 5px; background: #2a575d; }.lane-symbol span:nth-child(2) { height: 26px; background: #dda334; }.lane-symbol span:nth-child(3) { height: 39px; }
.cross-symbol { position: relative; }
.cross-symbol span { position: absolute; width: 8px; height: 44px; border-radius: 4px; background: #2a575d; }.cross-symbol span:nth-child(2) { transform: rotate(90deg); background: #dda334; }
.turn-symbol { font-size: 49px; font-weight: 400; line-height: 1; }
.topic-card h3 { margin-bottom: 11px; font-size: 18px; letter-spacing: -.025em; }
.topic-card p { min-height: 66px; margin-bottom: 17px; color: #5b686b; font-size: 12px; line-height: 1.65; }
.topic-card a { display: inline-flex; align-items: center; gap: 8px; color: #43585a; font-size: 11px; font-weight: 730; text-decoration: none; }
.topic-card a span { color: #a5781e; }

.method-section { color: #edf2ee; background: var(--navy-deep); }
.method-inner { display: grid; grid-template-columns: .83fr 1.17fr; gap: 10%; padding-block: 90px 94px; }
.eyebrow-light { color: #e3b75f; }
.method-heading h2 { margin-bottom: 21px; font-size: clamp(35px, 4.3vw, 50px); }
.method-heading h2 span { color: #d1dcd5; }
.method-heading > p:last-child { max-width: 390px; margin: 0; color: #b9c5c2; font-size: 14px; line-height: 1.8; }
.method-steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.18); }
.method-steps li { display: grid; grid-template-columns: 53px 1fr; gap: 19px; padding: 19px 0 17px; border-bottom: 1px solid rgba(255,255,255,.18); }
.method-number { padding-top: 2px; color: #e6b448; font-size: 12px; font-weight: 800; letter-spacing: .05em; }
.method-steps h3 { margin-bottom: 6px; color: white; font-size: 15px; }
.method-steps p { margin: 0; color: #bdc9c5; font-size: 12px; line-height: 1.65; }

.practice-section { display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; gap: 10%; }
.practice-copy h2 { margin-bottom: 18px; }
.practice-copy > p:not(.eyebrow) { max-width: 420px; color: #5c696c; font-size: 14px; line-height: 1.75; }
.practice-note { display: flex; gap: 9px; align-items: flex-start; color: #6b716d; font-size: 11px; line-height: 1.6; }
.practice-note span { color: #987122; font-size: 16px; }
.quiz-card { padding: 27px 29px 25px; border: 1px solid #e0e2da; border-radius: 11px; background: var(--surface); box-shadow: 0 12px 34px rgba(22,37,45,.055); }
.quiz-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 23px; color: #887245; font-size: 10px; font-weight: 770; letter-spacing: .10em; text-transform: uppercase; }
.quiz-card h3 { max-width: 560px; margin-bottom: 20px; font-size: 22px; letter-spacing: -.035em; }
.answer-list { display: grid; gap: 9px; }
.answer-option { width: 100%; min-height: 49px; display: flex; align-items: center; gap: 13px; padding: 11px 14px; border: 1px solid #dedfd9; border-radius: 6px; color: #34444a; background: #fff; cursor: pointer; text-align: left; font-size: 12px; line-height: 1.5; transition: border .15s ease, background .15s ease; }
.answer-option::before { content: ""; flex: 0 0 auto; width: 15px; height: 15px; border: 1px solid #aeb8b3; border-radius: 50%; }
.answer-option:hover { border-color: #738d83; background: #f8faf8; }
.answer-option[disabled] { cursor: default; opacity: .72; }
.answer-option.is-correct { border-color: #6ba180; color: #1d513b; background: var(--green-pale); opacity: 1; }
.answer-option.is-correct::before { border: 5px solid var(--green); background: white; }
.answer-option.is-wrong { border-color: #ceaa6d; color: #665025; background: #fcf7e9; opacity: 1; }
.answer-option.is-wrong::before { border-color: #ab7e27; background: #ab7e27; box-shadow: inset 0 0 0 3px #fff; }
.answer-feedback { margin-top: 14px; padding: 12px 14px; border-left: 3px solid var(--green); color: #355d49; background: #eef6f0; font-size: 12px; line-height: 1.6; }
.reset-answer { margin-top: 12px; padding: 7px 0; border: 0; color: #345850; background: none; cursor: pointer; font-size: 12px; font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

.faq-section { border-block: 1px solid #e4e4dd; background: #eeeee8; }
.faq-inner { display: grid; grid-template-columns: .75fr 1.25fr; gap: 10%; padding-block: 76px 82px; }
.faq-heading h2 { max-width: 300px; font-size: 37px; }
.faq-list { border-top: 1px solid #d1d4cc; }
.faq-list details { border-bottom: 1px solid #d1d4cc; }
.faq-list summary { position: relative; padding: 19px 34px 19px 0; color: #243a40; cursor: pointer; font-size: 14px; font-weight: 700; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { position: absolute; top: 14px; right: 3px; content: "+"; color: #956b1d; font-size: 23px; font-weight: 400; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { max-width: 650px; margin: -3px 25px 18px 0; color: #596568; font-size: 12px; line-height: 1.75; }

.about-section { display: grid; grid-template-columns: 180px 1fr; gap: 58px; align-items: center; padding-block: 78px 85px; }
.about-mark { width: 146px; height: 146px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; border: 1px solid #d6d8d0; border-radius: 50%; color: var(--navy); background: #efeee8; }
.about-mark span { font-size: 21px; font-weight: 820; letter-spacing: -.05em; }
.about-mark i { width: 34px; height: 2px; background: var(--accent); }
.about-copy { max-width: 750px; }
.about-copy h2 { max-width: 600px; margin-bottom: 18px; font-size: clamp(30px, 4vw, 43px); }
.about-copy > p:not(.eyebrow) { margin-bottom: 10px; color: #5a676b; font-size: 13px; line-height: 1.8; }

.operator-notice { display: grid; grid-template-columns: 40px 1fr auto; align-items: start; gap: 16px; margin-bottom: 82px; padding: 21px 24px; border: 1px solid #e2c98e; border-radius: 8px; background: var(--warning); }
.notice-symbol { width: 26px; height: 26px; display: grid; place-items: center; border: 1px solid #ac7d20; border-radius: 50%; color: #815f16; font-family: Georgia, serif; font-size: 14px; font-weight: 700; }
.operator-notice h2 { margin: 0 0 7px; font-size: 16px; letter-spacing: -.02em; }
.operator-notice p { margin: 0; color: #5c543f; font-size: 11px; line-height: 1.7; }
.operator-notice a { align-self: center; color: #6d5219; font-size: 11px; font-weight: 730; text-decoration: none; white-space: nowrap; }
.operator-notice a span { padding-left: 5px; }

.site-footer { color: #e9efec; background: var(--navy-deep); }
.footer-main { display: flex; justify-content: space-between; gap: 40px; padding-block: 35px 31px; }
.brand-light { color: white; }
.brand-light:hover { color: white; }
.brand-light .brand-mark { color: #f2bb49; }
.brand-light .brand-mark svg path:first-child { fill: currentColor; }
.footer-brand p { margin: 9px 0 0 46px; color: #adbbb7; font-size: 11px; }
.footer-links { display: flex; align-items: center; flex-wrap: wrap; justify-content: flex-end; gap: 14px 24px; }
.footer-links a { color: #d4deda; font-size: 11px; text-decoration: none; }
.footer-links a:hover { color: white; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-block: 14px 18px; border-top: 1px solid rgba(255,255,255,.14); color: #aab8b4; font-size: 10px; }

/* Legal pages */
.legal-main { padding-block: 28px 92px; }
.breadcrumbs { display: flex; align-items: center; gap: 11px; margin-bottom: 36px; color: #78817e; font-size: 11px; }
.breadcrumbs a { color: #526763; text-decoration: none; }
.legal-heading { max-width: 780px; padding-bottom: 30px; }
.legal-heading h1 { margin-bottom: 17px; font-size: clamp(38px, 5vw, 56px); }
.legal-heading .eyebrow { margin-bottom: 15px; }
.legal-lede { max-width: 690px; margin: 0; color: #59676b; font-size: 15px; }
.legal-alert { display: flex; align-items: flex-start; gap: 15px; margin: 0 0 38px; padding: 18px 20px; border: 1px solid #e2c98e; border-radius: 7px; background: var(--warning); }
.legal-alert .notice-symbol { flex: 0 0 auto; }
.legal-alert p { margin: 0; color: #554c39; font-size: 12px; line-height: 1.75; }
.legal-content { max-width: 830px; }
.legal-content section { padding: 24px 0 22px; border-bottom: 1px solid #dfdfd8; }
.legal-content h2 { margin-bottom: 14px; font-size: 22px; letter-spacing: -.035em; }
.legal-content p { margin-bottom: 12px; color: #4e5d61; font-size: 13px; line-height: 1.8; }
.legal-content p:last-child { margin-bottom: 0; }
.legal-content strong { color: #27383d; }
.legal-source a { color: #295d58; font-weight: 650; }
.legal-next { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 35px; }

@media (max-width: 940px) {
  .header-inner { gap: 18px; }
  .main-nav { gap: 16px; }
  .hero { gap: 36px; }
  .route-card { min-height: 340px; }
  .route-visual { transform: scale(.95); transform-origin: top left; width: 105%; }
  .topic-list { grid-template-columns: repeat(2, 1fr); }
  .topic-card:nth-child(3) { border-left: 1px solid var(--line); }
  .topic-card:nth-child(n+3) { border-top: 1px solid var(--line); }
  .topic-card { min-height: 250px; }
}

@media (max-width: 700px) {
  html { scroll-padding-top: 77px; }
  .section-wrap { width: min(100% - 36px, 560px); }
  .header-inner { width: calc(100% - 32px); min-height: 68px; }
  .brand-mark { width: 32px; height: 32px; }
  .main-nav { display: none; }
  .header-link { font-size: 12px; }
  .hero { min-height: initial; grid-template-columns: 1fr; gap: 37px; padding-block: 57px 48px; }
  h1 { font-size: clamp(43px, 12vw, 62px); }
  .hero-lede { font-size: 15px; }
  .route-card { min-height: 335px; padding: 21px 20px 17px; }
  .route-visual { width: 100%; transform: scale(.92); }
  .step-two { left: 95px; }.step-four { left: 112px; }
  .trust-inner { width: calc(100% - 36px); align-items: flex-start; padding-block: 15px; gap: 11px; }
  .trust-icon { margin-top: 1px; }
  .trust-inner p { font-size: 11px; }
  .trust-inner > a { display: none; }
  .section-block { padding-block: 65px; }
  .section-heading { display: block; margin-bottom: 26px; }
  .section-intro { width: auto; margin-top: 15px; font-size: 13px; }
  .topic-list { grid-template-columns: 1fr; }
  .topic-card, .topic-card:first-child, .topic-card:nth-child(3) { min-height: initial; padding: 18px 18px 20px; border: 0; border-bottom: 1px solid var(--line); }
  .topic-card:last-child { border-bottom: 0; }
  .topic-card:nth-child(n+3) { border-top: 0; }
  .topic-symbol { margin: 15px 0 12px; }
  .topic-card p { min-height: 0; margin-bottom: 12px; }
  .method-inner { grid-template-columns: 1fr; gap: 34px; padding-block: 65px; }
  .method-heading h2 { font-size: 38px; }
  .practice-section { grid-template-columns: 1fr; gap: 28px; }
  .quiz-card { padding: 22px 17px; }
  .quiz-card h3 { font-size: 19px; }
  .faq-inner { grid-template-columns: 1fr; gap: 27px; padding-block: 59px; }
  .faq-heading h2 { font-size: 34px; }
  .about-section { grid-template-columns: 1fr; gap: 25px; padding-block: 59px; }
  .about-mark { width: 86px; height: 86px; }
  .about-mark span { font-size: 16px; }
  .about-mark i { width: 24px; }
  .operator-notice { grid-template-columns: 31px 1fr; gap: 11px; margin-bottom: 55px; padding: 17px 15px; }
  .operator-notice h2 { font-size: 14px; }
  .operator-notice a { grid-column: 2; justify-self: start; }
  .footer-main { flex-direction: column; gap: 24px; padding-block: 29px 24px; }
  .footer-links { justify-content: flex-start; gap: 13px 18px; }
  .footer-bottom { flex-direction: column; gap: 3px; font-size: 9px; }
  .legal-main { padding-block: 22px 65px; }
  .breadcrumbs { margin-bottom: 28px; }
  .legal-alert { gap: 11px; padding: 15px 13px; }
  .legal-alert p { font-size: 11px; }
  .legal-content h2 { font-size: 19px; }
  .legal-content p { font-size: 12px; }
  .legal-next { flex-direction: column; align-items: stretch; }
}

@media (max-width: 390px) {
  .section-wrap { width: calc(100% - 28px); }
  .hero { padding-top: 43px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .route-card { min-height: 317px; }
  .step-one { left: 2px; }.step-two { left: 72px; }.step-three { left: 25px; }.step-four { left: 91px; }
  .route-step i { font-size: 11px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}