/* AI Adoption: site styles */
:root {
  --paper: #E8ECFF;
  --peri: #8EA0FF;
  --ink: #0F1630;
  --cobalt: #1F3BD6;
  --cobalt-deep: #172CA3;
  --sky: #DCE3FF;
  --slate: #8A90A6;
  --line: #BFC9F2;
  --white: #FFFFFF;

  --display: "Inter Tight", system-ui, sans-serif;
  --body: "Public Sans", system-ui, sans-serif;

  --wrap: 1200px;
  --gutter: clamp(20px, 4vw, 48px);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--cobalt); outline-offset: 3px; border-radius: 2px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }

h1, h2, h3 { font-family: var(--display); line-height: 1.05; margin: 0; letter-spacing: -0.025em; }
h1 { font-size: clamp(44px, 6.4vw, 88px); font-weight: 800; }
h2 { font-size: clamp(34px, 4.4vw, 56px); font-weight: 750; }
h3 { font-size: clamp(24px, 2.4vw, 32px); font-weight: 700; }
p { margin: 0 0 1em; max-width: 64ch; }

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--body);
  font-weight: 700;
  font-size: 17px;
  text-decoration: none;
  padding: 14px 24px;
  border-radius: 999px;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  transition: background .15s, color .15s;
}
.btn:hover { background: var(--cobalt); border-color: var(--cobalt); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* Header */
.site-header { padding: 22px 0; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--display); font-weight: 800; font-size: 22px; letter-spacing: -0.025em; }
.brand svg { width: 28px; height: 28px; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a:not(.btn) { text-decoration: none; font-weight: 600; font-size: 16px; }
.nav a:not(.btn):hover { color: var(--cobalt); }
.nav a[aria-current="page"] { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 6px; }
.nav .btn { padding: 10px 18px; font-size: 15px; }
@media (max-width: 820px) { .nav a:not(.btn) { display: none; } }

/* Hero */
.hero { padding: clamp(40px, 7vw, 96px) 0 clamp(56px, 8vw, 112px); }
.hero .wrap { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero-lede { font-size: 21px; margin: 28px 0 36px; max-width: 34ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: 1fr; } }

.gap-chart { width: 100%; height: auto; overflow: visible; }
.gap-chart text { font-family: var(--body); font-size: 15px; font-weight: 600; fill: var(--ink); }
.gap-chart .muted { fill: var(--slate); }
.gap-chart .gap-label { font-family: var(--display); font-weight: 800; font-size: 20px; fill: var(--cobalt); }
.chart-note { font-size: 14px; color: #5A6078; margin-top: 10px; }

.plan-line { stroke-dasharray: 700; stroke-dashoffset: 700; animation: draw 1.8s .5s cubic-bezier(.4,0,.2,1) forwards; }
.plan-label { opacity: 0; animation: fade .4s 2.2s forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes fade { to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .plan-line { animation: none; stroke-dashoffset: 0; }
  .plan-label { animation: none; opacity: 1; }
}

/* Sections */
.section { padding: clamp(64px, 9vw, 120px) 0; }
.section-head { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: end; margin-bottom: clamp(36px, 5vw, 64px); }
.section-head p { margin: 0; font-size: 19px; }
@media (max-width: 820px) { .section-head { grid-template-columns: 1fr; } }

/* Services: rows */
.service { display: grid; grid-template-columns: 1fr 1.4fr; gap: clamp(24px, 4vw, 64px); padding: 40px 0; border-top: 2px solid var(--ink); }
.service:last-child { border-bottom: 2px solid var(--ink); }
.service h3 { font-size: clamp(30px, 3.4vw, 44px); }
.service .for { color: var(--cobalt); font-weight: 700; margin-top: 12px; font-size: 16px; }
.service ul { margin: 0; padding-left: 1.1em; }
.service li { margin-bottom: 6px; }
.service li::marker { color: var(--cobalt); }
@media (max-width: 820px) { .service { grid-template-columns: 1fr; } }

/* Process */
.process { background: var(--ink); color: var(--paper); }
.process .section-head p { color: #C3C8DA; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; counter-reset: step; }
.steps li { counter-increment: step; border-top: 2px solid #3A4266; padding-top: 20px; }
.steps li::before { content: counter(step); display: block; font-family: var(--display); font-weight: 800; font-size: 64px; line-height: 1; color: #8EA0FF; margin-bottom: 18px; }
.steps h3 { font-size: 26px; margin-bottom: 10px; }
.steps p { color: #C3C8DA; font-size: 17px; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* Who's behind it */
.lead { background: var(--sky); }
.facts { list-style: none; padding: 0; margin: 24px 0 28px; display: grid; gap: 10px; }
.facts li { padding-left: 22px; position: relative; }
.facts li::before { content: ""; position: absolute; left: 0; top: .62em; width: 10px; height: 10px; background: var(--cobalt); border-radius: 50%; }

/* Articles */
.article-list { list-style: none; margin: 0; padding: 0; }
.article-list li { border-top: 1px solid var(--line); }
.article-list li:last-child { border-bottom: 1px solid var(--line); }
.article-list a { display: grid; grid-template-columns: 180px 1fr auto; gap: 24px; align-items: baseline; padding: 26px 0; text-decoration: none; }
.article-list .topic { font-weight: 700; color: var(--cobalt); font-size: 15px; }
.article-list .title { font-family: var(--display); font-weight: 700; font-size: clamp(22px, 2.2vw, 28px); line-height: 1.2; }
.article-list .meta { color: #5A6078; font-size: 15px; white-space: nowrap; }
.article-list a:hover .title { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 5px; }
@media (max-width: 760px) { .article-list a { grid-template-columns: 1fr; gap: 6px; } }

/* Contact */
.contact { background: var(--cobalt); color: var(--white); }
.contact .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); }
.contact h2 { margin-bottom: 20px; }
.contact p { color: #E4E8FF; font-size: 19px; }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form .full { grid-column: 1 / -1; }
.form label { display: block; font-weight: 700; font-size: 15px; margin-bottom: 6px; }
.form input, .form select, .form textarea {
  width: 100%; font: inherit; font-size: 17px; color: var(--ink);
  background: var(--white); border: 2px solid transparent; border-radius: 10px; padding: 12px 14px;
}
.form textarea { min-height: 120px; resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--ink); }
.form .btn { background: var(--ink); border-color: var(--ink); color: var(--white); justify-self: start; }
.form .btn:hover { background: var(--white); color: var(--ink); border-color: var(--white); }
.form-status { grid-column: 1 / -1; font-weight: 600; min-height: 1.6em; margin: 0; }
@media (max-width: 900px) { .contact .wrap { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .form { grid-template-columns: 1fr; } }

/* About page */
.about-hero { padding: clamp(40px, 7vw, 96px) 0 clamp(48px, 6vw, 80px); }
.about-hero .wrap { display: grid; grid-template-columns: 1fr 360px; gap: clamp(32px, 6vw, 96px); align-items: start; }
.about-hero img { border-radius: 24px; width: 100%; }
.about-role { font-size: 21px; font-weight: 600; color: var(--cobalt); margin: 16px 0 32px; }
.about-body p { font-size: 19px; }
@media (max-width: 860px) { .about-hero .wrap { grid-template-columns: 1fr; } .about-hero img { max-width: 280px; grid-row: 1; } }

.certs { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 0 48px; }
.certs li { border-top: 1px solid var(--line); padding: 18px 0; display: flex; justify-content: space-between; gap: 16px; align-items: baseline; }
.certs .name { font-weight: 600; }
.certs a { font-size: 15px; font-weight: 600; color: #3B4BB8; white-space: nowrap; }
.links { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 40px; }

/* Footer */
.site-footer { padding: 40px 0; font-size: 15px; }
.site-footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.site-footer a { text-decoration: none; font-weight: 600; margin-left: 24px; }
.site-footer a:first-child { margin-left: 0; }
.site-footer a:hover { color: var(--cobalt); }

/* Color treatment */
.site-header { background: var(--ink); color: var(--white); }
.site-header .nav a:not(.btn):hover { color: var(--peri); }
.site-header .nav .btn { background: var(--peri); border-color: var(--peri); color: var(--ink); }
.site-header .nav .btn:hover { background: var(--white); border-color: var(--white); }

.on-blue { background: var(--ink); color: var(--white); }
.on-blue .btn { background: var(--peri); border-color: var(--peri); color: var(--ink); }
.on-blue .btn:hover { background: var(--white); border-color: var(--white); color: var(--ink); }
.on-blue .btn-ghost { background: transparent; border-color: var(--white); color: var(--white); }
.on-blue .btn-ghost:hover { background: var(--white); color: var(--ink); }
.on-blue :focus-visible { outline-color: var(--peri); }
.on-blue .about-role { color: var(--peri); }
.on-blue .chart-note { color: #9AA3C4; }
.gap-chart text { fill: var(--white); }
.gap-chart .muted { fill: #9AA3C4; }
.gap-chart .gap-label { fill: var(--peri); }

.lead { background: #D3DBFF; }
.service .for { color: var(--cobalt-deep); }
.form .btn { background: var(--peri); border-color: var(--peri); color: var(--ink); }

.site-footer { background: #0A0F22; color: var(--white); }
.site-footer a:hover { color: var(--peri); }

.on-blue .hero-lede, .on-blue .about-body p { color: #D5DAEC; }
.contact { background: var(--ink); }
.contact p { color: #C3C8DA; }
.form input:focus, .form select:focus, .form textarea:focus { border-color: var(--peri); }
.form .btn:hover { background: var(--white); border-color: var(--white); color: var(--ink); }
.facts li::before { background: var(--ink); }
.service .for, .article-list .topic { color: #3B4BB8; }
.service li::marker { color: #3B4BB8; }

/* Team proof points */
.proof { list-style: none; margin: 0 0 40px; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.proof li { border-top: 2px solid var(--ink); padding-top: 20px; }
.proof strong { display: block; font-family: var(--display); font-weight: 800; font-size: clamp(34px, 3.6vw, 48px); line-height: 1.05; letter-spacing: -0.025em; margin-bottom: 12px; }
.proof span { display: block; max-width: 30ch; }
@media (max-width: 820px) { .proof { grid-template-columns: 1fr; } }

/* About us: leadership */
.leader { display: grid; grid-template-columns: 320px 1fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.leader img { border-radius: 24px; width: 100%; }
.leader .about-role { color: #3B4BB8; margin: 8px 0 24px; }
@media (max-width: 860px) { .leader { grid-template-columns: 1fr; } .leader img { max-width: 240px; } }
.about-hero .about-body { max-width: 760px; }
.values { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.values li { border-top: 2px solid var(--ink); padding-top: 20px; }
.values h3 { margin-bottom: 10px; font-size: 24px; }
@media (max-width: 820px) { .values { grid-template-columns: 1fr; } }

/* Article pages */
.article-hero { padding: clamp(40px, 6vw, 80px) 0 clamp(40px, 5vw, 64px); }
.article-hero .wrap, .article-body .wrap { max-width: 820px; }
.article-hero .topic { display: inline-block; color: var(--peri); font-weight: 700; font-size: 16px; margin-bottom: 18px; text-decoration: none; }
.article-hero h1 { font-size: clamp(38px, 5vw, 60px); }
.byline { margin-top: 24px; color: #9AA3C4; font-size: 16px; }
.article-body { padding: clamp(48px, 6vw, 80px) 0; }
.article-body p, .article-body li { font-size: 19px; line-height: 1.7; }
.article-body h2 { font-size: clamp(28px, 3vw, 36px); margin: 56px 0 18px; }
.article-body ul { padding-left: 1.2em; margin: 0 0 1.4em; max-width: 64ch; }
.article-body li { margin-bottom: 10px; }
.article-body li::marker { color: #3B4BB8; }
.article-body code { font-size: .88em; background: #D3DBFF; padding: 2px 6px; border-radius: 5px; }
.facts-table { border-collapse: collapse; width: 100%; max-width: 560px; margin: 8px 0 1.6em; font-size: 18px; }
.facts-table th, .facts-table td { text-align: left; padding: 12px 0; border-top: 1px solid var(--line); }
.facts-table th { font-weight: 600; width: 55%; }
.facts-table tr:last-child th, .facts-table tr:last-child td { border-bottom: 1px solid var(--line); }
.video { margin-top: 64px; padding-top: 32px; border-top: 2px solid var(--ink); }
.video h2 { margin-top: 0; }
.video-frame { aspect-ratio: 16 / 9; width: 100%; border-radius: 16px; overflow: hidden; background: var(--ink); color: #9AA3C4; display: grid; place-items: center; text-align: center; padding: 24px; }
.video-frame iframe { width: 100%; height: 100%; border: 0; }
.article-cta { background: var(--ink); color: var(--white); border-radius: 20px; padding: clamp(28px, 4vw, 44px); margin-top: 64px; }
.article-cta h2 { margin: 0 0 12px; }
.article-cta p { color: #C3C8DA; }
.article-cta .btn { background: var(--peri); border-color: var(--peri); color: var(--ink); }
.article-cta .btn:hover { background: var(--white); border-color: var(--white); }
.form-note { grid-column: 1 / -1; font-size: 15px; color: #C3C8DA; margin: 0; }
.form-note a { color: var(--white); }
.policy h2 { font-size: clamp(24px, 2.6vw, 30px); }
.updated { color: #9AA3C4; margin: 20px 0 0; }
.notfound { min-height: calc(100vh - 200px); display: flex; align-items: center; }
.notfound .wrap { width: 100%; }
mark { background: #FFE9A8; color: var(--ink); padding: 0 4px; border-radius: 3px; }