:root {
  --lb-font-family: 'Manrope', sans-serif;
  color-scheme: light;
  --bg: #ffffff; --surface: #f7f7f5; --hover: #f0f0ee; --border: #e3e2de;
  --ink: #1a1a1a; --body: #37352f; --muted: #787774; --accent: #1a6fca;
  --blue-soft: #eff5fc; --button: #1a6fca;
}
:root[data-theme='dark'] {
  color-scheme: dark;
  --bg: #191919; --surface: #232323; --hover: #2f2f2f; --border: #333333;
  --ink: #ededec; --body: #d1d0cc; --muted: #9b9a97; --accent: #85b8f3;
  --blue-soft: #203044; --button: #1a6fca;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--body); font: 14px/1.75 'Manrope', sans-serif; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 4px; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.wrap { width: min(1120px, calc(100% - 48px)); margin-inline: auto; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { color: var(--ink); font-family: var(--lb-font-family); font-weight: 500; letter-spacing: -.025em; }
h1 { font-size: clamp(2.25rem, 4.2vw, 3.5rem); line-height: 1.05; margin-bottom: 24px; }
h2 { font-size: clamp(1.75rem, 3.2vw, 2.75rem); line-height: 1.08; margin-bottom: 21px; }
h3 { font-size: 22px; line-height: 1.25; }
em { color: var(--accent); font-weight: inherit; font-style: normal; }
p { margin-bottom: 17px; }
.eyebrow { margin-bottom: 18px; color: var(--muted); font-size: 10px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.site-header { border-bottom: 1px solid var(--border); }
.header-inner { min-height: 79px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { color: var(--ink); font-size: 21px; font-weight: 700; letter-spacing: -.05em; }
.brand:hover { text-decoration: none; }
.header-links { display: flex; align-items: center; gap: 28px; }
.header-links > a { color: var(--body); font-size: 12px; font-weight: 600; white-space: nowrap; }
.header-links > a:hover { color: var(--accent); }
.theme-toggle { width: 38px; height: 38px; display: grid; place-items: center; flex-shrink: 0; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); color: var(--ink); cursor: pointer; transition: background .18s, border-color .18s; }
.theme-toggle:hover { background: var(--hover); border-color: var(--accent); }
.theme-toggle svg { width: 17px; height: 17px; }
:root[data-theme='light'] .sun-icon, :root:not([data-theme]) .sun-icon { display: none; }
:root[data-theme='dark'] .moon-icon { display: none; }
.breadcrumb { display: flex; gap: 10px; padding-top: 27px; color: var(--muted); font-size: 11px; }
.breadcrumb a { color: inherit; }
.hero { display: grid; grid-template-columns: 1.28fr .82fr; gap: 76px; align-items: center; padding: 100px 0 96px; }
.hero-copy { min-width: 0; }
.hero .lead { max-width: 630px; color: var(--body); font-size: 15px; line-height: 1.85; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 16px 26px; margin-top: 31px; }
.button { min-height: 46px; display: inline-flex; align-items: center; justify-content: space-between; gap: 22px; padding: 8px 9px 8px 19px; border: 1px solid #145ba8; border-radius: 11px; font-size: 12px; font-weight: 700; line-height: 1.35; transition: transform .18s, background .18s; }
.button-primary { background: var(--button); color: #fff; }
.button-primary:hover { background: #145ba8; color: #fff; text-decoration: none; transform: translateY(-1px); }
.button span { width: 27px; height: 27px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.25); border-radius: 7px; background: rgba(255,255,255,.08); font-size: 17px; font-weight: 500; }
.text-link { display: inline-flex; align-items: center; gap: 9px; font-size: 12px; font-weight: 700; }
.test-card { padding: 30px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); }
.test-card-top { display: flex; justify-content: space-between; align-items: start; gap: 10px; }
.test-card h2 { font-size: 28px; }
.test-card h2 em { color: var(--ink); }
.test-time { padding: 4px 8px; border: 1px solid var(--border); border-radius: 6px; color: var(--muted); font-size: 10px; white-space: nowrap; }
.test-card ol, .checklist ol { list-style: none; margin: 24px 0 18px; padding: 0; }
.test-card li, .checklist li { display: flex; gap: 18px; align-items: baseline; padding: 13px 0; border-top: 1px solid var(--border); font-size: 12px; }
.test-card li span, .checklist li span { flex-shrink: 0; color: var(--accent); font: 500 21px var(--lb-font-family); }
.test-card > p { margin: 0; color: var(--muted); font-size: 11px; }
.contents { display: flex; flex-wrap: wrap; align-items: center; gap: 9px 23px; padding: 20px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.contents > span { margin-right: auto; color: var(--muted); font-size: 9px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; white-space: nowrap; }
.contents a { color: var(--body); font-size: 11px; font-weight: 600; white-space: nowrap; }
.contents a:hover { color: var(--accent); }
.section { padding-block: 86px; }
.section + .section { border-top: 1px solid var(--border); }
.section-intro { max-width: 760px; }
.section-intro > p:not(.eyebrow) { max-width: 690px; font-size: 13px; line-height: 1.85; }
.section-intro > p a { font-weight: 700; }
.method-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 38px; margin-top: 42px; border-top: 1px solid var(--border); }
.method-grid article { padding: 29px 14px 27px 0; border-bottom: 1px solid var(--border); }
.step-number { color: var(--accent); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.method-grid h3 { margin: 11px 0 10px; }
.method-grid p { max-width: 430px; margin: 0; font-size: 12px; }
.method-note { margin: 23px 0 0; padding-left: 16px; border-left: 2px solid var(--accent); color: var(--muted); font-size: 12px; }
.method-note strong { color: var(--ink); }
.section-toned { background: var(--surface); }
.criteria-list { margin-top: 39px; border-top: 1px solid var(--border); }
.criteria-list article { display: grid; grid-template-columns: 56px minmax(190px,.8fr) minmax(0,1.2fr); gap: 28px; align-items: start; padding: 23px 0; border-bottom: 1px solid var(--border); }
.criteria-list article > span { color: var(--accent); font: 500 24px var(--lb-font-family); }
.criteria-list h3 { margin: 1px 0 0; font-size: 25px; }
.criteria-list p { margin: 3px 0 0; font-size: 12px; }
.comparison-list article { align-items: start; }
.comparison-copy { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; }
.comparison-copy p { grid-column: auto; margin: 0; }
.comparison-copy p + p { padding-left: 25px; border-left: 1px solid var(--border); }
.comparison-copy strong { display: block; margin-bottom: 7px; color: var(--ink); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.section-link { margin: 28px 0 0; font-size: 12px; font-weight: 700; }
.split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 75px; align-items: start; }
.question-panel, .checklist { padding: 28px 30px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); }
.question-panel ul { list-style: none; padding: 0; margin: 0; }
.question-panel li { padding: 15px 0 15px 22px; border-top: 1px solid var(--border); font-size: 12px; position: relative; }
.question-panel li::before { content: ''; position: absolute; left: 2px; top: 24px; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.question-panel > p { margin: 18px 0 0; color: var(--muted); font-size: 11px; }
.section-lined { border-block: 1px solid var(--border); }
.checklist ol { margin-bottom: 0; }
.budget { display: grid; grid-template-columns: 1.35fr .65fr; align-items: end; gap: 70px; }
.budget-prompt { padding: 26px; border-left: 2px solid var(--accent); background: var(--surface); }
.budget-prompt p { margin: 0; color: var(--ink); font: 500 24px/1.3 var(--lb-font-family); }
.faq-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 70px; }
.faq-list details { padding: 19px 0; border-bottom: 1px solid var(--border); }
.faq-list details:first-child { padding-top: 0; }
.faq-list summary { color: var(--ink); font-size: 13px; font-weight: 700; cursor: pointer; }
.faq-list details p { margin: 12px 0 0; font-size: 12px; }
.closing-section { padding-block: 66px 86px; }
.closing { display: flex; align-items: center; justify-content: space-between; gap: 40px; padding: 38px 42px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); }
.closing h2 { font-size: clamp(2rem,3vw,2.6rem); }
.closing p:not(.eyebrow) { max-width: 540px; margin-bottom: 0; font-size: 12px; }
.closing-actions { display: flex; align-items: start; flex-direction: column; gap: 14px; flex-shrink: 0; }
footer { border-top: 1px solid var(--border); }
.footer-inner { display: flex; flex-wrap: wrap; gap: 20px; padding-block: 25px 40px; color: var(--muted); font-size: 11px; }
.footer-inner a { color: inherit; }
.footer-inner a:first-of-type { margin-left: auto; }
@media (max-width: 980px) {
  .hero { gap: 35px; grid-template-columns: 1fr .9fr; }
  .split { gap: 42px; }
  .budget { gap: 42px; }
  .contents > span { width: 100%; }
}
@media (max-width: 720px) {
  .wrap { width: min(100% - 40px, 1120px); }
  .header-inner { min-height: 70px; }
  .header-links { gap: 13px; }
  .header-links a:first-child, .header-links a:nth-child(2) { display: none; }
  .header-links a { font-size: 10px; }
  .hero, .split, .budget, .faq-layout { grid-template-columns: 1fr; }
  .hero { padding: 66px 0 58px; gap: 38px; }
  .hero .lead { font-size: 13px; }
  .test-card { padding: 24px; }
  .section { padding-block: 62px; }
  .method-grid { gap: 0 22px; }
  .criteria-list article { grid-template-columns: 36px 1fr; gap: 5px 15px; }
  .criteria-list article p { grid-column: 2; }
  .comparison-copy { grid-column: 2; }
  .criteria-list .comparison-copy p { grid-column: auto; }
  .budget-prompt { max-width: 500px; }
  .closing { align-items: start; flex-direction: column; padding: 30px; }
}
@media (max-width: 480px) {
  .brand { font-size: 19px; }
  .header-links a:nth-child(3) { display: none; }
  h1 { font-size: 46px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: fit-content; }
  .contents { gap: 10px 17px; }
  .method-grid { grid-template-columns: 1fr; }
  .method-grid article { padding-right: 0; }
  .question-panel, .checklist { padding: 24px; }
  .comparison-copy { grid-template-columns: 1fr; gap: 13px; }
  .comparison-copy p + p { padding: 13px 0 0; border-left: 0; border-top: 1px solid var(--border); }
  .closing { padding: 25px; }
  .footer-inner a:first-of-type { margin-left: 0; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }