:root {
  color-scheme: light dark;
  --canvas: #f4f6f8;
  --surface: #ffffff;
  --surface-muted: #e9eef4;
  --surface-accent: #e6edff;
  --ink: #0a1628;
  --ink-soft: #4b5a6d;
  --accent: #1559df;
  --accent-hover: #0c45b8;
  --line: rgba(10, 22, 40, .15);
  --line-strong: rgba(10, 22, 40, .34);
  --shadow: 0 26px 70px rgba(12, 32, 62, .13);
  --radius: 16px;
  --radius-small: 10px;
  --sans: "Segoe UI Variable", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--canvas); color: var(--ink); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
img { display: block; max-width: 100%; }
button, input, textarea { font: inherit; }
.shell { width: min(1220px, calc(100% - 48px)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: 12px; z-index: 1000; padding: 10px 14px; border-radius: var(--radius-small); background: var(--ink); color: var(--canvas); transform: translateY(-160%); }
.skip-link:focus { transform: none; }

.site-header { position: relative; z-index: 20; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--canvas) 88%, transparent); backdrop-filter: blur(14px); }
.nav-wrap { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 760; font-size: 1.12rem; letter-spacing: -.03em; text-decoration: none; }
.brand img { width: 38px; height: 38px; object-fit: contain; }
.site-header nav { display: flex; align-items: center; gap: 32px; }
.mobile-menu[hidden] { display: none !important; }
.site-header nav a { text-decoration: none; font-size: .88rem; font-weight: 650; }
.site-header nav a:not(.nav-cta):hover { color: var(--accent); }
.nav-cta { padding: 11px 17px; border: 1px solid var(--line-strong); border-radius: var(--radius-small); transition: border-color .2s ease, background .2s ease, color .2s ease; }
.nav-cta:hover { border-color: var(--ink); background: var(--ink); color: var(--canvas); }
.menu-button, .mobile-menu { display: none; }

.hero { padding: 72px 0 96px; }
.hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; align-items: center; gap: clamp(48px, 6vw, 76px); }
.hero-copy { max-width: 720px; }
.eyebrow, .discipline { margin: 0 0 22px; color: var(--accent); font-size: .72rem; font-weight: 780; letter-spacing: .12em; text-transform: uppercase; }
h1 { max-width: 760px; margin: 0; font-size: clamp(3.15rem, 4.25vw, 3.82rem); line-height: 1; letter-spacing: -.064em; font-weight: 690; }
h1 span { display: block; white-space: nowrap; }
.hero-lead { max-width: 610px; margin: 28px 0 0; color: var(--ink-soft); font-size: clamp(1.05rem, 1.45vw, 1.22rem); line-height: 1.62; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 22px; border: 1px solid transparent; border-radius: var(--radius-small); text-decoration: none; font-size: .9rem; font-weight: 720; transition: transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--accent); color: #fff; box-shadow: 0 12px 28px rgba(21, 89, 223, .23); }
.button-primary:hover { background: var(--accent-hover); }
.button-secondary { border-color: var(--line-strong); background: transparent; }
.button-secondary:hover { border-color: var(--ink); background: var(--surface); }
.hero-visual { position: relative; margin: 0; justify-self: end; width: min(100%, 510px); }
.hero-visual::before { content: ""; position: absolute; z-index: -1; inset: 28px -26px -28px 34px; border: 1px solid var(--line); border-radius: var(--radius); }
.hero-visual img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow); }
.hero-visual figcaption { position: absolute; left: 18px; bottom: 18px; padding: 10px 12px; border-radius: var(--radius-small); background: rgba(7, 18, 33, .78); color: #fff; font-size: .7rem; font-weight: 650; letter-spacing: .03em; backdrop-filter: blur(10px); }

.principles { border-block: 1px solid var(--line); }
.principles-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.principles p { margin: 0; padding: 23px 18px; border-right: 1px solid var(--line); color: var(--ink-soft); font-size: .76rem; font-weight: 700; letter-spacing: .08em; text-align: center; text-transform: uppercase; }
.principles p:first-child { border-left: 1px solid var(--line); }

.intro-section, .expertise-section, .stance-section, .method-section, .faq-section, .contact-section { padding: 124px 0; }
.intro-section { background: var(--surface); }
.intro-block { max-width: 1020px; }
.intro-block h2, .section-heading h2, .stance-block > h2, .faq-grid > h2, .contact-copy h2 { margin: 0; font-size: clamp(2.65rem, 5vw, 5rem); line-height: 1; letter-spacing: -.055em; font-weight: 650; text-wrap: balance; }
.intro-block > p { max-width: 710px; margin: 38px 0 0 auto; color: var(--ink-soft); font-size: 1.1rem; line-height: 1.7; }

.section-heading { max-width: 870px; margin-bottom: 70px; }
.section-heading > p { max-width: 600px; margin: 26px 0 0; color: var(--ink-soft); font-size: 1.05rem; line-height: 1.65; }
.expertise-feature { display: grid; grid-template-columns: minmax(0, 1.14fr) minmax(320px, .86fr); min-height: 560px; margin-top: 28px; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line); }
.expertise-feature figure { min-height: 100%; margin: 0; overflow: hidden; }
.expertise-feature figure img { width: 100%; height: 100%; min-height: 560px; object-fit: cover; }
.expertise-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(36px, 5.5vw, 74px); background: var(--surface); }
.expertise-copy .discipline { margin-bottom: 48px; }
.expertise-copy h3 { margin: 0; font-size: clamp(2rem, 3.25vw, 3.2rem); line-height: 1.02; letter-spacing: -.05em; font-weight: 650; text-wrap: balance; }
.expertise-copy > p:not(.discipline, .outcome) { margin: 24px 0; color: var(--ink-soft); line-height: 1.65; }
.expertise-copy ul { display: grid; gap: 10px; padding: 0; margin: 0 0 34px; list-style: none; }
.expertise-copy li { position: relative; padding-left: 17px; color: var(--ink); font-size: .88rem; font-weight: 620; }
.expertise-copy li::before { content: ""; position: absolute; left: 0; top: .62em; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.outcome { margin: auto 0 0; padding-top: 20px; border-top: 1px solid var(--line); color: var(--ink-soft); font-size: .76rem; font-weight: 680; }
.expertise-feature-reverse { grid-template-columns: minmax(320px, .86fr) minmax(0, 1.14fr); }
.expertise-feature-reverse figure { order: 2; }
.expertise-feature-reverse .expertise-copy { order: 1; background: var(--surface-accent); }
.support-grid { display: grid; grid-template-columns: 1fr 1fr; margin-top: 28px; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line); }
.support-grid article { padding: 36px 8% 40px 0; }
.support-grid article + article { padding-left: 8%; border-left: 1px solid var(--line); }
.support-grid h3 { margin: 0; font-size: 1.25rem; letter-spacing: -.025em; }
.support-grid p { margin: 12px 0 0; color: var(--ink-soft); line-height: 1.6; }

.stance-section { background: var(--surface-accent); }
.stance-block > h2 { max-width: 960px; }
.stance-list { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 70px; border-top: 1px solid var(--line-strong); }
.stance-list article { padding: 30px 8% 0 0; }
.stance-list article + article { padding-left: 8%; border-left: 1px solid var(--line); }
.stance-list h3 { margin: 0; font-size: 1.05rem; }
.stance-list p { margin: 11px 0 0; color: var(--ink-soft); font-size: .9rem; line-height: 1.6; }

.method-section { background: var(--surface); }
.method-grid { display: grid; grid-template-columns: repeat(4, 1fr); padding: 0; margin: 0; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line); list-style: none; }
.method-grid li { min-height: 270px; padding: 34px 28px 38px; }
.method-grid li:first-child { padding-left: 0; }
.method-grid li + li { border-left: 1px solid var(--line); }
.method-time { margin: 0 0 76px; color: var(--accent); font-size: .68rem; font-weight: 760; letter-spacing: .1em; text-transform: uppercase; }
.method-grid h3 { margin: 0; font-size: 1.75rem; line-height: 1; letter-spacing: -.04em; }
.method-grid li > p:last-child { margin: 16px 0 0; color: var(--ink-soft); font-size: .86rem; line-height: 1.58; }

.faq-section { border-top: 1px solid var(--line); }
.faq-grid { display: grid; grid-template-columns: .72fr 1fr; gap: clamp(70px, 10vw, 140px); }
.faq-list { border-top: 1px solid var(--line-strong); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; justify-content: space-between; gap: 24px; padding: 27px 0; font-weight: 700; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--accent); font-size: 1.2rem; transition: transform .2s ease; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { margin: -3px 50px 29px 0; color: var(--ink-soft); line-height: 1.65; }

.contact-section { background: var(--surface-muted); }
.contact-grid { display: grid; grid-template-columns: .88fr 1.12fr; align-items: start; gap: clamp(70px, 10vw, 140px); }
.contact-copy > p:not(.eyebrow, .availability) { max-width: 520px; margin: 28px 0 24px; color: var(--ink-soft); line-height: 1.7; }
.contact-copy > a { color: var(--accent); font-size: 1.03rem; font-weight: 720; text-underline-offset: 5px; }
.availability { margin: 38px 0 0; color: var(--ink-soft); font-size: .78rem; }
.contact-form { padding: clamp(26px, 4vw, 44px); border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.contact-form label:not(.consent) { display: grid; gap: 9px; margin-bottom: 21px; color: var(--ink-soft); font-size: .7rem; font-weight: 780; letter-spacing: .08em; text-transform: uppercase; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.contact-form input, .contact-form textarea { width: 100%; padding: 12px 13px; border: 1px solid var(--line-strong); border-radius: var(--radius-small); background: var(--canvas); color: var(--ink); outline: 0; text-transform: none; }
.contact-form textarea { resize: vertical; line-height: 1.5; }
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
.contact-form textarea::placeholder { color: var(--ink-soft); opacity: .72; }
.consent { display: flex; align-items: flex-start; gap: 10px; margin: 8px 0 24px; color: var(--ink-soft); font-size: .74rem; line-height: 1.5; }
.consent input { width: 16px; height: 16px; margin: 2px 0 0; accent-color: var(--accent); }
.form-button { width: 100%; border: 0; background: var(--accent); color: #fff; cursor: pointer; }
.form-button:hover { background: var(--accent-hover); }
.form-note { margin: 13px 0 0; color: var(--ink-soft); font-size: .68rem; text-align: center; }

.site-footer { padding: 60px 0 26px; border-top: 1px solid var(--line); background: var(--canvas); }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-bottom: 48px; }
.footer-top > p { margin: 0; color: var(--ink-soft); font-size: .85rem; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-top: 24px; border-top: 1px solid var(--line); }
.footer-bottom p { margin: 0; color: var(--ink-soft); font-size: .72rem; }
.footer-bottom nav { display: flex; flex-wrap: wrap; gap: 22px; }
.footer-bottom a { color: var(--ink-soft); font-size: .72rem; text-underline-offset: 4px; }

.legal-main { min-height: 80vh; padding: 104px 0 100px; background: var(--surface); }
.legal-shell { width: min(800px, calc(100% - 40px)); margin-inline: auto; }
.legal-back { display: inline-flex; margin-bottom: 44px; color: var(--accent); font-size: .8rem; font-weight: 720; text-underline-offset: 5px; }
.legal-main h1 { margin: 0; font-size: clamp(3rem, 7vw, 5.2rem); line-height: .98; letter-spacing: -.055em; }
.legal-updated { margin: 18px 0 56px; color: var(--ink-soft); font-size: .75rem; }
.legal-main section { padding: 30px 0; border-top: 1px solid var(--line); }
.legal-main h2 { margin: 0 0 13px; font-size: 1rem; }
.legal-main p, .legal-main li { color: var(--ink-soft); line-height: 1.7; }
.legal-main ul { padding-left: 20px; }
.legal-warning { padding: 22px !important; border: 1px solid #be872e !important; border-radius: var(--radius-small); background: #fff5dc; }
.legal-warning strong { color: #704300; }

.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }
*:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }

@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #08111f;
    --surface: #0d1929;
    --surface-muted: #111f31;
    --surface-accent: #102443;
    --ink: #f2f6fb;
    --ink-soft: #aab8ca;
    --accent: #6c9dff;
    --accent-hover: #8aafff;
    --line: rgba(224, 234, 248, .14);
    --line-strong: rgba(224, 234, 248, .31);
    --shadow: 0 28px 80px rgba(0, 0, 0, .28);
  }
  .button-primary, .form-button { color: #07111f; }
  .hero-visual img, .expertise-feature figure img { filter: brightness(.83) contrast(1.04); }
  .legal-warning { border-color: #a9792d !important; background: #2b2417; }
  .legal-warning strong { color: #f2c270; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}

@media (max-width: 960px) {
  .site-header nav { display: none; }
  .menu-button { display: grid; gap: 6px; width: 44px; height: 44px; place-content: center; border: 1px solid var(--line-strong); border-radius: var(--radius-small); background: transparent; }
  .menu-button span:not(.sr-only) { display: block; width: 18px; height: 1px; background: var(--ink); }
  .mobile-menu { position: absolute; top: 76px; left: 0; right: 0; display: grid !important; align-items: stretch !important; gap: 0 !important; padding: 12px 24px 22px; border-bottom: 1px solid var(--line); background: var(--canvas); }
  .mobile-menu[hidden] { display: none !important; }
  .mobile-menu a { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .hero { padding-top: 64px; }
  .hero-grid { grid-template-columns: 1fr; gap: 60px; }
  .hero-copy { max-width: 780px; }
  .hero-visual { width: min(680px, 92%); justify-self: center; }
  .hero-visual img { aspect-ratio: 4 / 4.5; object-position: center 48%; }
  .expertise-feature, .expertise-feature-reverse { grid-template-columns: 1fr; }
  .expertise-feature figure, .expertise-feature-reverse figure { order: 1; min-height: auto; }
  .expertise-feature figure img { min-height: 0; aspect-ratio: 16 / 10; }
  .expertise-copy, .expertise-feature-reverse .expertise-copy { order: 2; }
  .expertise-copy .discipline { margin-bottom: 28px; }
  .method-grid { grid-template-columns: 1fr 1fr; }
  .method-grid li:nth-child(3) { border-left: 0; }
  .method-grid li:nth-child(n+3) { border-top: 1px solid var(--line); }
  .faq-grid, .contact-grid { grid-template-columns: 1fr; }
  .contact-grid { gap: 60px; }
  .contact-copy { max-width: 700px; }
}

@media (max-width: 640px) {
  .shell { width: min(100% - 32px, 1220px); }
  .nav-wrap { min-height: 70px; }
  .mobile-menu { top: 70px; padding-inline: 16px; }
  .hero { padding: 50px 0 72px; }
  h1 { font-size: clamp(3.05rem, 14vw, 4.4rem); }
  h1 span { white-space: normal; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .hero-visual { width: 100%; }
  .hero-visual::before { display: none; }
  .hero-visual img { aspect-ratio: 4 / 5; }
  .principles-grid { grid-template-columns: 1fr 1fr; }
  .principles p { border-bottom: 1px solid var(--line); }
  .principles p:nth-child(odd) { border-left: 1px solid var(--line); }
  .intro-section, .expertise-section, .stance-section, .method-section, .faq-section, .contact-section { padding: 86px 0; }
  .intro-block > p { margin-top: 28px; }
  .section-heading { margin-bottom: 52px; }
  .expertise-feature { margin-top: 20px; }
  .expertise-feature figure img { aspect-ratio: 4 / 3; }
  .expertise-copy { padding: 32px 24px 36px; }
  .support-grid, .stance-list, .method-grid, .field-row { grid-template-columns: 1fr; }
  .support-grid article, .support-grid article + article { padding: 28px 0; border-left: 0; }
  .support-grid article + article { border-top: 1px solid var(--line); }
  .stance-list { margin-top: 52px; }
  .stance-list article, .stance-list article + article { padding: 26px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .method-grid li, .method-grid li:first-child { min-height: 0; padding: 28px 0 32px; border-left: 0; }
  .method-grid li + li { border-top: 1px solid var(--line); }
  .method-time { margin-bottom: 36px; }
  .contact-form { padding-inline: 20px; }
  .footer-top, .footer-bottom { align-items: flex-start; flex-direction: column; }
  .footer-bottom nav { gap: 16px; }
  .legal-main { padding-top: 76px; }
}