:root {
  --navy: #102354;
  --navy-hover: #203c79;
  --ink: #27292e;
  --muted: #626872;
  --line: #dfe3ea;
  --paper: #f5f6f8;
  --page-blue: #f1f5fb;
  --card-line: #e1e8f3;
  --white: #fff;
  --radius: 12px;
  --shell: min(1180px, calc(100% - 80px));
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --body-size: 17px;
}
* { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: var(--page-blue); font: var(--body-size)/1.5 var(--font); -webkit-font-smoothing: antialiased; }
a { color: var(--navy); text-underline-offset: 5px; text-decoration-thickness: 1px; }
a:hover { color: var(--navy-hover); }
a:focus-visible, summary:focus-visible { outline: 3px solid #6284b8; outline-offset: 5px; }
p { margin: 0 0 24px; }
p:last-child { margin-bottom: 0; }
h1, h2, h3 { margin: 0; font-weight: 400; }
h2 { margin-bottom: 34px; color: var(--navy); font-size: clamp(28px, 2.5vw, 34px); line-height: 1.2; letter-spacing: -.025em; }
h2::after { content: ""; display: block; width: 34px; height: 2px; margin-top: 20px; background: currentColor; opacity: .7; }
h3 { margin-bottom: 14px; font-size: 25px; line-height: 1.2; letter-spacing: -.02em; }
.shell { width: var(--shell); margin-inline: auto; }
.skip-link { position: absolute; top: 12px; left: 12px; z-index: 10; padding: 12px 20px; background: var(--white); transform: translateY(-200%); }
.skip-link:focus { transform: none; }
.profile-header { color: var(--white); background: var(--navy); }
.main-nav { min-height: 90px; display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 10px 30px; }
.main-nav a { display: inline-flex; align-items: center; min-height: 48px; color: #d2d8e8; text-decoration: none; font-size: 18px; border-bottom: 1px solid transparent; }
.main-nav a:hover, .main-nav a[aria-current] { color: var(--white); border-bottom-color: currentColor; }
.identity { display: flex; align-items: center; gap: 36px; padding: 26px 0 56px; }
.identity img { display: block; width: 152px; height: 152px; flex: none; border-radius: 50%; object-fit: cover; border: 5px solid rgba(255,255,255,.12); }
.identity h1 { margin: 0 0 12px; font-size: clamp(36px, 4vw, 50px); letter-spacing: 0; line-height: 1.1; }
.identity p { color: #d2d8e8; font-size: var(--body-size); }
.page-identity { padding-bottom: 40px; }
.page-identity img { width: 110px; height: 110px; }
.page-identity p { margin-bottom: 4px; }
.page-identity h1 { font-size: clamp(32px, 3.5vw, 42px); }
.intro-layout { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 24px; padding-top: 72px; padding-bottom: 24px; }
.intro-layout > section, .intro-layout > aside { min-width: 0; padding: 36px; background: var(--white); border: 1px solid var(--card-line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.information { align-self: stretch; }
dl { margin: 0; }
dl > div + div { margin-top: 36px; }
dt { margin-bottom: 12px; color: var(--muted); font-size: var(--body-size); }
dd { margin: 0; }
dd a { overflow-wrap: anywhere; text-decoration: none; }
dd a:hover { text-decoration: underline; }
.disclosure { margin-top: 28px; }
.disclosure summary { display: flex; align-items: center; justify-content: space-between; gap: 24px; width: fit-content; min-height: 48px; padding: 12px 20px; border: 1px solid var(--navy); border-radius: var(--radius); color: var(--white); background: var(--navy); font-size: var(--body-size); cursor: pointer; list-style: none; }
.disclosure summary::-webkit-details-marker { display: none; }
.disclosure summary:hover { background: var(--navy-hover); }
.disclosure summary:active { transform: translateY(1px); }
.disclosure-icon { width: 8px; height: 8px; margin-top: -4px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: rotate(45deg); }
.disclosure[open] .disclosure-icon { transform: rotate(225deg); margin-top: 4px; }
.when-open, .disclosure[open] .when-closed { display: none; }
.disclosure[open] .when-open { display: inline; }
.disclosure-content { padding-top: 30px; }
.experience { padding: 0 0 24px; color: var(--ink); background: transparent; }
.experience > .shell { padding: 36px; background: var(--white); border: 1px solid var(--card-line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.experience h2 { color: var(--navy); }
.positions { display: grid; grid-template-columns: 1.2fr 1fr .8fr .8fr; gap: 34px; }
.positions > div + div { padding-left: 28px; border-left: 1px solid var(--line); }
.positions p { color: var(--muted); font-size: var(--body-size); }
.disclosure-light summary { background: var(--navy); border-color: var(--navy); }
.disclosure-light summary:hover { background: var(--navy-hover); }
.experience .disclosure-content { max-width: 900px; color: var(--ink); }
.education { margin-bottom: 24px; padding: 36px; background: var(--white); border: 1px solid var(--card-line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.education-layout { display: grid; grid-template-columns: 1fr 2fr; gap: 70px; }
.education-title p { color: var(--muted); }
.expertise { padding: 0 0 80px; background: transparent; border: 0; }
.expertise > .shell { padding: 36px; background: var(--white); border: 1px solid var(--card-line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.expertise-layout { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 80px; }
.clients { border-left: 1px solid var(--line); padding-left: 38px; }
.client-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px 22px; font-size: var(--body-size); }
.client-list li { overflow-wrap: anywhere; }
.books-page { padding-block: 72px 100px; }
.books-page > h2, .contact-page > h2 { margin-bottom: 20px; padding: 26px 34px; background: var(--white); border: 1px solid var(--card-line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.books-page > h2::after, .contact-page > h2::after { margin-top: 14px; }
.books-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; align-items: stretch; }
.book-item { min-width: 0; display: flex; flex-direction: column; align-items: stretch; overflow: hidden; background: var(--white); border: 1px solid var(--card-line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.book-item img { display: block; width: 100%; height: auto; }
.book-item h3 { min-height: 3.8em; margin: 24px 0 10px; padding-inline: 22px; color: var(--navy); font-size: 25px; line-height: 1.25; }
.book-price { margin: auto 0 0; padding: 0 22px 24px; color: var(--muted); }
.button-link { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 10px 20px; border: 1px solid var(--navy); border-radius: var(--radius); color: var(--white); background: var(--navy); text-decoration: none; }
.button-link:hover { color: var(--white); background: var(--navy-hover); }
.button-link:active { transform: translateY(1px); }
.placeholder-page { min-height: 360px; margin-block: 72px 80px; padding: 40px; background: var(--white); border: 1px solid var(--card-line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.placeholder-page p { margin: 0; font-size: clamp(28px, 3vw, 36px); color: var(--navy); }
.consultations-page { min-height: 360px; margin-block: 72px 80px; padding: 40px; background: var(--white); border: 1px solid var(--card-line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.consultations-page p { max-width: 760px; }
.not-found-page { min-height: 360px; margin-block: 72px 80px; padding: 40px; background: var(--white); border: 1px solid var(--card-line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.not-found-page .error-code { margin-bottom: 8px; color: var(--muted); font-size: 18px; letter-spacing: .14em; }
.not-found-page h2 { margin-bottom: 20px; }
.not-found-page p:not(.error-code) { margin-bottom: 30px; }
.contact-page { padding-block: 72px 100px; }
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, .8fr); gap: 24px; }
.contact-grid > section { padding: 34px; border: 1px solid var(--card-line); border-radius: var(--radius); background: var(--white); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.contact-form { display: flex; flex-direction: column; align-items: flex-start; }
.contact-form > label { margin: 0 0 8px; font-weight: 600; }
.contact-form > input, .contact-form textarea { width: 100%; margin: 0 0 24px; padding: 13px 15px; border: 1px solid #aeb6c5; border-radius: var(--radius); background: var(--white); color: var(--ink); font: inherit; }
.contact-form > input:focus-visible, .contact-form textarea:focus-visible, .contact-form input[type="radio"]:focus-visible { outline: 3px solid #6284b8; outline-offset: 3px; }
.contact-form > input[readonly] { color: var(--muted); background: var(--paper); }
.contact-form textarea { min-height: 160px; resize: vertical; }
.contact-form fieldset { width: 100%; margin: 0 0 24px; padding: 18px 20px 20px; border: 1px solid var(--line); border-radius: var(--radius); }
.contact-form legend { padding-inline: 6px; font-weight: 600; }
.contact-form fieldset label { display: block; cursor: pointer; }
.contact-form fieldset label + label { margin-top: 12px; }
.contact-form input[type="radio"] { width: 18px; height: 18px; margin: 0 7px 0 0; vertical-align: -3px; accent-color: var(--navy); }
.contact-form .contact-consent { display: flex; align-items: flex-start; gap: 10px; margin: 0 0 24px; font-weight: 400; }
.contact-consent input { flex: none; width: 18px; height: 18px; margin: 4px 0 0; accent-color: var(--navy); }
.turnstile-pending { width: min(100%, 320px); min-height: 66px; display: flex; align-items: center; margin: 0 0 18px; padding: 14px 18px; border: 1px dashed #aeb6c5; border-radius: var(--radius); color: var(--muted); background: var(--paper); font-size: 15px; }
.turnstile-pending.is-ready { display: block; width: auto; min-height: 0; padding: 0; border: 0; background: transparent; }
.contact-honeypot { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.contact-submit { font: inherit; cursor: pointer; }
.contact-submit:disabled { border-color: #818b9d; background: #818b9d; cursor: not-allowed; }
.contact-status { max-width: 560px; margin: 14px 0 0; color: var(--muted); font-size: 15px; }
.contact-details { align-self: start; padding: 34px; background: var(--white); border: 1px solid var(--card-line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.contact-details h3 { color: var(--navy); }
.contact-details a { overflow-wrap: anywhere; }
.policy-page { padding-block: 72px 100px; }
.policy-page > h2 { margin-bottom: 20px; padding: 26px 34px; background: var(--white); border: 1px solid var(--card-line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.policy-page > h2::after { margin-top: 14px; }
.policy-content { padding: 36px; background: var(--white); border: 1px solid var(--card-line); border-radius: var(--radius); box-shadow: 0 8px 28px rgba(16,35,84,.035); }
.policy-content > * { max-width: 900px; }
.policy-page h3 { margin-top: 34px; color: var(--navy); }
.policy-page p, .policy-page li { line-height: 1.65; }
.policy-page ul { margin: 0 0 24px; padding-left: 26px; }
.construction-dialog { width: min(360px, calc(100% - 40px)); padding: 34px; border: 0; border-radius: var(--radius); box-shadow: 0 18px 60px rgba(0,0,0,.2); text-align: center; }
.construction-dialog::backdrop { background: rgba(8,18,42,.56); }
.construction-dialog h2 { margin-bottom: 26px; }
.construction-dialog h2::after { margin-inline: auto; }
.construction-dialog button { min-height: 46px; padding: 9px 22px; border: 1px solid var(--navy); border-radius: var(--radius); color: var(--white); background: var(--navy); font: inherit; cursor: pointer; }
.construction-dialog button:hover { background: var(--navy-hover); }
.construction-dialog button:focus-visible { outline: 3px solid #6284b8; outline-offset: 4px; }
.site-footer { color: #dce2f0; background: var(--navy); }
.footer-inner { min-height: 100px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.site-footer a { color: inherit; text-decoration: none; font-size: var(--body-size); }
.site-footer a:not(.linkedin) { display: inline-block; padding-block: 16px; font-size: calc(var(--body-size) * .6); }
.site-footer a:hover { text-decoration: underline; }
.site-footer .linkedin { width: 44px; height: 44px; display: grid; place-items: center; font-family: Arial, sans-serif; font-size: 24px; font-weight: 700; border: 1px solid #65769b; border-radius: var(--radius); }
@media (max-width: 1000px) {
  :root { --shell: calc(100% - 56px); }
  .intro-layout { gap: 20px; }
  .expertise-layout { gap: 40px; }
  .clients { padding-left: 26px; }
  .positions { grid-template-columns: 1fr 1fr; gap: 34px; }
  .positions > div:nth-child(3) { padding-left: 0; border-left: 0; }
  .education-layout { grid-template-columns: 1fr 1.6fr; gap: 40px; }
  .client-list { grid-template-columns: 1fr; }
  .contact-grid { gap: 20px; }
  .books-grid { gap: 26px; }
  .book-item h3 { font-size: 22px; }
}
@media (max-width: 720px) {
  :root { --shell: calc(100% - 40px); }
  :root { --body-size: 18px; }
  .main-nav { min-height: 76px; justify-content: center; gap: 0 20px; padding-block: 8px; }
  .main-nav a { font-size: 17px; }
  .identity { gap: 22px; padding: 24px 0 42px; }
  .identity img { width: 100px; height: 100px; border-width: 3px; }
  .identity h1 { font-size: 32px; }
  .identity p { font-size: var(--body-size); }
  h2 { font-size: 29px; }
  .intro-layout, .expertise-layout, .education-layout { grid-template-columns: 1fr; gap: 28px; }
  .intro-layout { gap: 16px; padding-block: 48px 16px; }
  .intro-layout > section, .intro-layout > aside { padding: 24px; }
  .clients { padding: 28px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .experience { padding: 0 0 16px; }
  .experience > .shell, .expertise > .shell { padding: 24px; }
  .education { margin-bottom: 16px; padding: 24px; }
  .expertise { padding: 0 0 56px; }
  .positions { grid-template-columns: 1fr; gap: 26px; }
  .positions > div + div, .positions > div:nth-child(3) { padding: 24px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .positions p, dt, .client-list { font-size: var(--body-size); }
  .client-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 18px; }
  .books-page { padding-block: 48px 72px; }
  .books-page > h2, .contact-page > h2 { padding: 22px 24px; }
  .books-grid { grid-template-columns: 1fr; gap: 20px; }
  .book-item { width: min(100%, 380px); margin-inline: auto; }
  .book-item h3 { min-height: 0; font-size: 25px; }
  .page-identity img { width: 92px; height: 92px; }
  .placeholder-page, .consultations-page, .not-found-page { min-height: 300px; margin-block: 48px 56px; padding: 24px; }
  .contact-page { padding-block: 48px 56px; }
  .contact-grid { grid-template-columns: 1fr; gap: 16px; }
  .contact-grid > section { padding: 24px; }
  .contact-details { padding: 24px; }
  .policy-page { padding-block: 48px 72px; }
  .policy-page > h2 { padding: 22px 24px; }
  .policy-content { padding: 24px; }
  .footer-inner { padding-block: 24px; }
  .site-footer a { font-size: var(--body-size); }
}
@media (max-width: 370px) {
  .main-nav { gap: 0 14px; }
  .main-nav a { font-size: 16px; }
  .identity { gap: 16px; }
  .identity img { width: 80px; height: 80px; }
  .identity h1 { font-size: 28px; }
  .client-list { grid-template-columns: 1fr; }
}
@media print {
  .main-nav, .disclosure summary, .site-footer { display: none; }
  body, .profile-header, .experience, .expertise { color: #000; background: #fff; }
  .identity p, .experience h2, .positions p, .experience .disclosure-content { color: #000; }
  .shell { width: 100%; }
  .intro-layout, .education-layout, .expertise-layout { display: block; }
  .information, .clients { margin-top: 30px; border: 0; padding: 0; }
  .disclosure-content { display: block; }
}