@font-face {
  font-family: "Metropolis";
  src: url("assets/fonts/Metropolis-Medium.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Metropolis";
  src: url("assets/fonts/Metropolis-MediumItalic.ttf") format("truetype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Metropolis";
  src: url("assets/fonts/Metropolis-SemiBold.ttf") format("truetype");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Metropolis";
  src: url("assets/fonts/Metropolis-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --purple-deep: #1c044f;
  --purple: #402089;
  --purple-light: #6041a4;
  --yellow: #efb834;
  --ink: #17131f;
  --muted: #66606f;
  --paper: #ffffff;
  --tint: #f4f1f7;
  --line: #e4deea;
  --radius: 22px;
  --shadow: 0 22px 55px rgba(28, 4, 79, 0.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Metropolis", "Century Gothic", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.58;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
.wrap { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 20;
  padding: 10px 14px;
  color: #fff;
  background: var(--purple-deep);
  transform: translateY(-140%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(64, 32, 137, 0.1);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
}
.nav-wrap { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand img { width: 148px; height: auto; }
nav { display: flex; align-items: center; gap: 28px; }
nav a { font-size: 14px; font-weight: 600; text-decoration: none; }
.nav-cta { padding: 10px 16px; border-radius: 999px; color: #fff; background: var(--purple); }

.hero {
  overflow: hidden;
  padding: 46px 0 54px;
  background:
    radial-gradient(circle at 92% 0%, rgba(96, 65, 164, 0.16) 0 180px, transparent 182px),
    linear-gradient(135deg, #fff 0 62%, #f5f1fb 62% 100%);
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) 310px; gap: 58px; align-items: center; }
.hero-copy { min-width: 0; padding: 8px 0; }
.eyebrow { margin: 0 0 14px; color: var(--purple); font-size: 13px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.eyebrow-light { color: var(--yellow); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 760px; margin-bottom: 20px; font-size: clamp(46px, 5.35vw, 66px); line-height: 1.02; letter-spacing: -0.045em; }
h1 span { color: var(--purple); }
.lead { max-width: 680px; margin-bottom: 26px; color: #4f4959; font-size: clamp(19px, 1.7vw, 23px); line-height: 1.42; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  border: 2px solid transparent;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}
.button:hover { transform: translateY(-2px); }
.button:focus-visible, nav a:focus-visible, summary:focus-visible { outline: 3px solid var(--yellow); outline-offset: 3px; }
.button-primary { color: #fff; background: var(--purple-deep); box-shadow: 0 10px 24px rgba(28, 4, 79, 0.22); }
.button-primary:hover { background: var(--purple); }
.button-secondary { border-color: var(--purple); color: var(--purple); background: #fff; }
.button-yellow { color: var(--purple-deep); background: var(--yellow); }
.button-outline-light { border-color: rgba(255,255,255,.75); color: #fff; }
.download-note { margin: 13px 0 0; color: var(--muted); font-size: 13px; }
.cover-wrap { width: 100%; max-width: 310px; margin: 0 auto; transform: rotate(1deg); }
.cover-wrap img { width: 100%; height: auto; max-height: 470px; border-radius: 4px; object-fit: contain; box-shadow: var(--shadow); }

.signal-band { padding: 40px 0; color: #fff; background: var(--purple-deep); }
.signal-band p:last-child { max-width: 920px; margin: 0; font-size: clamp(24px, 3vw, 38px); line-height: 1.25; }
.section { padding: 92px 0; }
.section-tint { background: var(--tint); }
.section-heading { max-width: 740px; margin-bottom: 42px; }
h2 { margin-bottom: 16px; font-size: clamp(32px, 4vw, 50px); line-height: 1.12; letter-spacing: -0.03em; }
.section-heading > p:last-child, .section-intro { color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card { position: relative; min-height: 310px; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.card-number { display: inline-flex; width: 44px; height: 44px; margin-bottom: 34px; align-items: center; justify-content: center; border-radius: 50%; color: #fff; background: var(--purple); font-size: 13px; font-weight: 700; }
.card h3 { margin-bottom: 12px; color: var(--purple-deep); font-size: 23px; line-height: 1.2; }
.card p { color: var(--muted); }
.card a { position: absolute; bottom: 28px; color: var(--purple); font-size: 13px; font-weight: 700; text-decoration: none; }
.agenda-grid { display: grid; grid-template-columns: 0.82fr 1.18fr; gap: 84px; align-items: start; }
.question-list { margin: 0; padding: 0; list-style: none; }
.question-list li { display: grid; grid-template-columns: 46px 1fr; gap: 18px; align-items: start; padding: 18px 0; border-bottom: 1px solid #d8d0e1; }
.question-list span { display: inline-flex; width: 42px; height: 42px; align-items: center; justify-content: center; border-radius: 50%; color: #fff; background: var(--purple); font-size: 13px; font-weight: 700; }
.question-list p { margin: 4px 0 0; font-weight: 600; line-height: 1.4; }

.author-section { background: #fff; }
.author-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 60px; align-items: stretch; }
blockquote { max-width: 620px; margin: 0 0 24px; color: var(--purple-deep); font-size: clamp(25px, 3vw, 39px); font-style: italic; line-height: 1.3; }
.signature { width: 310px; max-height: 88px; margin-bottom: 8px; object-fit: contain; object-position: left center; }
.author-name { margin: 0; color: var(--purple); font-size: 15px; font-weight: 700; text-transform: uppercase; }
.author-role { color: var(--muted); font-size: 14px; }
.service-card { padding: 44px; border-radius: var(--radius); color: #fff; background: var(--purple-deep); }
.service-card h2 { font-size: clamp(28px, 3vw, 40px); }
.service-card p:not(.eyebrow) { color: #ded6eb; }
.service-card .button { margin-top: 14px; }

.sources-section { padding-top: 12px; }
details { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
summary { padding: 22px 0; color: var(--purple); font-weight: 700; cursor: pointer; }
details ol { columns: 2; column-gap: 54px; margin: 0 0 24px; padding-left: 20px; }
details li { break-inside: avoid; margin: 0 0 12px; color: var(--muted); font-size: 12px; font-style: italic; }
details a { color: inherit; }
.disclaimer { margin: 18px 0 0; color: var(--muted); font-size: 11px; font-style: italic; }
.newsletter { padding: 58px 0; color: #fff; background: var(--purple); }
.newsletter-grid { display: flex; align-items: center; justify-content: space-between; gap: 36px; }
.newsletter h2 { max-width: 720px; margin: 0; font-size: clamp(29px, 3vw, 42px); }
footer { padding: 42px 0; color: #fff; background: #120332; }
.footer-grid { display: grid; grid-template-columns: 180px 1fr auto; gap: 44px; align-items: center; }
.footer-grid img { width: 150px; }
.footer-grid div { display: flex; flex-wrap: wrap; gap: 12px 24px; }
.footer-grid a { color: #fff; font-size: 13px; text-decoration: none; }
.footer-grid p { margin: 0; color: #bdb3cd; font-size: 12px; }

@media (max-width: 1040px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr) 270px; gap: 38px; }
  .cover-wrap { max-width: 270px; }
  h1 { font-size: clamp(44px, 5.8vw, 58px); }
}

@media (max-width: 820px) {
  nav a:not(.nav-cta) { display: none; }
  .hero-grid, .agenda-grid, .author-grid { grid-template-columns: 1fr; gap: 50px; }
  .hero { padding-top: 44px; }
  .cover-wrap { max-width: 300px; }
  .cards { grid-template-columns: 1fr; }
  .card { min-height: 260px; }
  .newsletter-grid, .footer-grid { align-items: flex-start; flex-direction: column; }
  .footer-grid { display: flex; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .wrap { width: min(100% - 28px, 1180px); }
  .nav-wrap { min-height: 68px; }
  .brand img { width: 126px; }
  .nav-cta { padding: 9px 12px; }
  .hero { padding: 36px 0 52px; }
  .hero-grid { gap: 40px; }
  h1 { font-size: clamp(39px, 12vw, 48px); line-height: 1.04; }
  .lead { font-size: 19px; }
  .hero-actions .button { width: 100%; }
  .section { padding: 68px 0; }
  .service-card { padding: 30px 24px; }
  details ol { columns: 1; }
  .newsletter .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}