:root {
  color-scheme: light;
  --ink: #172027;
  --muted: #5c6973;
  --line: #c8d7e2;
  --paper: #eef5f9;
  --white: #ffffff;
  --slate: #1f3f59;
  --steel: #5b7f99;
  --brass: #d47a2c;
  --brass-dark: #a9541d;
  --blue: #1f5f8b;
  --blue-dark: #173c5a;
  --sea: #e4edf2;
  --shadow: 0 24px 70px rgba(23, 32, 39, 0.13);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
  letter-spacing: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 18px clamp(20px, 4vw, 56px);
  border-bottom: 1px solid rgba(23, 32, 39, 0.09);
  background: rgba(238, 245, 249, 0.92);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  font-weight: 720;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(31, 95, 139, 0.45);
  background: var(--blue-dark);
  color: #eef7fb;
  font-size: 12px;
  font-weight: 800;
}

.brand-text {
  white-space: nowrap;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 620;
}

.nav-links a:hover {
  color: var(--ink);
}

.nav-cta,
.button,
.request-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--ink);
  border-radius: 4px;
  font-weight: 720;
  font-size: 14px;
  cursor: pointer;
}

.nav-cta,
.button.primary,
.request-form button {
  background: var(--blue-dark);
  color: var(--white);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
}

.button.dark {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.5);
}

.hero {
  position: relative;
  min-height: 760px;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.48fr);
  align-items: start;
  gap: clamp(28px, 4vw, 70px);
  padding: clamp(68px, 9vw, 120px) clamp(20px, 5vw, 72px) 280px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(238, 245, 249, 0.9), rgba(226, 239, 247, 0.9) 52%, rgba(215, 231, 241, 0.98)),
    radial-gradient(circle at 16% 26%, rgba(212, 122, 44, 0.13), transparent 30%),
    radial-gradient(circle at 82% 18%, rgba(31, 95, 139, 0.16), transparent 34%),
    var(--paper);
}

.hero-copy {
  max-width: 850px;
  position: relative;
  z-index: 1;
}

.eyebrow,
.section-kicker,
.snapshot-label,
.event-status {
  margin: 0 0 14px;
  color: var(--brass-dark);
  font-size: 12px;
  text-transform: uppercase;
  font-weight: 820;
  letter-spacing: 0.12em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 900px;
  margin-bottom: 26px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(52px, 8vw, 96px);
  line-height: 0.97;
  font-weight: 500;
  letter-spacing: 0;
}

.hero-subtitle {
  max-width: 720px;
  margin-bottom: 34px;
  color: #43515b;
  font-size: clamp(18px, 2vw, 23px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.event-snapshot {
  position: relative;
  z-index: 1;
  align-self: start;
  margin-top: 16px;
  padding: 28px;
  border: 1px solid rgba(31, 95, 139, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
}

.event-snapshot h2 {
  margin-bottom: 22px;
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1.05;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
}

dl {
  display: grid;
  gap: 18px;
  margin: 0;
}

dt {
  margin-bottom: 3px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

dd {
  margin: 0;
  font-weight: 650;
}

.hero-skyline {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 360px;
  object-fit: cover;
  object-position: bottom center;
  mix-blend-mode: multiply;
  opacity: 0.92;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.proof-strip div {
  min-height: 150px;
  padding: 30px clamp(18px, 3vw, 42px);
  background: var(--white);
}

.proof-strip strong {
  display: block;
  margin-bottom: 8px;
  font-size: clamp(26px, 3vw, 38px);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
}

.proof-strip span {
  color: var(--muted);
  font-weight: 620;
}

.section {
  padding: clamp(76px, 10vw, 130px) clamp(20px, 5vw, 72px);
}

.split {
  display: grid;
  grid-template-columns: 0.35fr 0.65fr;
  gap: clamp(28px, 5vw, 80px);
}

.image-split {
  display: grid;
  grid-template-columns: minmax(0, 0.52fr) minmax(0, 0.48fr);
  align-items: center;
  gap: clamp(34px, 5vw, 76px);
}

.about-image {
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid rgba(23, 32, 39, 0.1);
  box-shadow: var(--shadow);
  background: var(--white);
}

.about-image img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.about-copy .principles {
  margin-top: 30px;
}

.section h2 {
  max-width: 880px;
  margin-bottom: 20px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.02;
  font-weight: 500;
}

.section p {
  max-width: 820px;
  color: var(--muted);
  font-size: 18px;
}

.principles {
  grid-column: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.principles.compact {
  grid-column: auto;
  grid-template-columns: repeat(2, 1fr);
}

.principles div,
.topic-grid article,
.event-card {
  border: 1px solid rgba(23, 32, 39, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.68);
}

.principles div {
  padding: 24px;
}

.principles h3,
.topic-grid h3,
.event-card h3,
.event-detail h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.18;
}

.principles p,
.topic-grid p {
  margin-bottom: 0;
  font-size: 15px;
}

.events-section {
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(20, 45, 67, 0.97), rgba(31, 63, 89, 0.96)),
    var(--slate);
}

.events-section .section-kicker,
.events-section .event-status {
  color: #e5bd78;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 44px;
}

.section-heading p {
  max-width: 500px;
}

.events-section p,
.events-section .event-detail p {
  color: rgba(255, 255, 255, 0.73);
}

.event-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 26px;
}

.event-detail {
  padding: clamp(28px, 4vw, 48px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.event-detail h3 {
  max-width: 860px;
  font-size: clamp(28px, 4vw, 46px);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
}

.event-points {
  display: grid;
  gap: 14px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.event-points li {
  padding-left: 22px;
  position: relative;
  color: rgba(255, 255, 255, 0.86);
}

.event-points li::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 0;
  width: 7px;
  height: 7px;
  background: #80b9d7;
}

.event-card {
  padding: 30px;
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
}

.event-card ol {
  display: grid;
  gap: 16px;
  margin: 20px 0 0;
  padding-left: 20px;
}

.presenter-list {
  display: grid;
  gap: 18px;
  margin-top: 18px;
}

.presenter-list p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
}

.presenter-list strong {
  display: block;
  color: #ffffff;
  margin-bottom: 4px;
}

.presenter-list span {
  display: block;
  color: rgba(255, 255, 255, 0.72);
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 36px;
}

.topic-grid article {
  position: relative;
  padding: 28px;
  background: var(--white);
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.topic-grid article:hover {
  transform: translateY(-3px);
  border-color: rgba(31, 95, 139, 0.28);
  box-shadow: 0 18px 40px rgba(31, 63, 89, 0.13);
}

.topic-grid article::after {
  content: "View topic";
  display: inline-block;
  margin-top: 22px;
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 780;
}

.topic-grid span {
  display: block;
  margin-bottom: 34px;
  color: var(--brass);
  font-size: 13px;
  font-weight: 850;
}

.leadership,
.attendee-value {
  background: #eef2f1;
}

.leadership .section-heading,
.attendee-value .section-heading {
  align-items: start;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.value-grid article,
.room-roster,
.contact-host {
  border: 1px solid rgba(23, 32, 39, 0.1);
  border-radius: 8px;
  background: var(--white);
}

.value-grid article {
  padding: 28px;
}

.value-grid h3 {
  margin-bottom: 10px;
  font-size: 24px;
}

.value-grid p {
  margin-bottom: 0;
  font-size: 16px;
}

.room-roster {
  display: grid;
  grid-template-columns: 1fr 360px;
  align-items: center;
  gap: 24px;
  margin-top: 18px;
  padding: 28px;
}

.room-roster h3 {
  margin-bottom: 8px;
  font-size: 24px;
}

.room-roster p {
  margin-bottom: 0;
  font-size: 16px;
}

.contact-host {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 18px;
  align-items: center;
  padding: 16px;
}

.contact-host img {
  width: 84px;
  height: 84px;
  object-fit: cover;
  border-radius: 6px;
}

.contact-host span {
  display: block;
  margin-bottom: 4px;
  color: var(--brass-dark);
  font-size: 11px;
  font-weight: 820;
  text-transform: uppercase;
}

.contact-host strong {
  display: block;
  font-size: 19px;
}

.contact-host p {
  font-size: 14px;
  margin-bottom: 0;
}

.archive {
  display: grid;
  grid-template-columns: 0.6fr 0.4fr;
  align-items: start;
  gap: 50px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.contact {
  display: grid;
  grid-template-columns: 0.45fr 0.55fr;
  gap: clamp(30px, 5vw, 80px);
}

.profile-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  align-items: end;
  gap: clamp(28px, 5vw, 72px);
  padding: clamp(72px, 9vw, 126px) clamp(20px, 5vw, 72px);
  background:
    linear-gradient(135deg, rgba(238, 245, 249, 0.96), rgba(213, 230, 241, 0.94)),
    var(--paper);
}

.profile-hero h1 {
  max-width: 760px;
}

.profile-note {
  padding: 28px;
  border: 1px solid rgba(31, 95, 139, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
}

.profile-note h2 {
  margin-bottom: 12px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 32px;
  font-weight: 500;
}

.profile-note p {
  margin: 0;
  color: var(--muted);
}

.profiles-section {
  background: #f6fbfd;
}

.profile-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.profile-card {
  display: grid;
  align-content: start;
  gap: 9px;
  min-height: 330px;
  padding: 24px;
  border: 1px solid rgba(31, 95, 139, 0.12);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 16px 38px rgba(31, 63, 89, 0.08);
}

.profile-media {
  display: grid;
  grid-template-columns: 148px 1fr;
  align-items: stretch;
  gap: 12px;
  margin-bottom: 4px;
}

.profile-photo-link {
  display: block;
  margin-top: 0 !important;
}

.profile-photo-link img {
  display: block;
  width: 148px;
  height: 148px;
  object-fit: cover;
  border-radius: 6px;
}

.profile-logo-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 148px;
  margin-top: 0 !important;
  padding: 16px 14px;
  border: 1px solid rgba(31, 95, 139, 0.12);
  border-radius: 6px;
  background:
    linear-gradient(135deg, rgba(238, 245, 249, 0.95), rgba(247, 251, 253, 0.95)),
    #f7fbfd;
}

.profile-logo {
  display: block;
  max-width: 76px;
  max-height: 92px;
  object-fit: contain;
}

.profile-avatar {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  margin-bottom: 12px;
  border: 1px solid rgba(212, 122, 44, 0.35);
  background: #fff3e9;
  color: var(--brass-dark);
  font-weight: 850;
}

.profile-card span {
  color: var(--brass-dark);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.profile-card h3 {
  margin: 0;
  font-size: 28px;
}

.profile-name-link {
  margin-top: 0 !important;
  color: var(--ink) !important;
  font-size: inherit !important;
  font-weight: inherit !important;
}

.profile-company {
  margin: 0;
  color: var(--blue-dark) !important;
  font-size: 14px !important;
  font-weight: 820;
  text-transform: uppercase;
}

.profile-card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.profile-card a {
  margin-top: 10px;
  color: var(--blue-dark);
  font-size: 14px;
  font-weight: 760;
  word-break: break-word;
}

.profile-links {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  align-items: center;
  margin-top: 6px;
}

.profile-links a {
  margin-top: 0;
  padding: 7px 9px;
  border: 1px solid rgba(31, 95, 139, 0.18);
  border-radius: 4px;
  background: #eef5f9;
  font-size: 12px;
  line-height: 1;
}

.profile-links .wide {
  width: auto;
}

.request-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding: clamp(24px, 4vw, 36px);
  border: 1px solid rgba(23, 32, 39, 0.1);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.request-form label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.request-form .full,
.request-form button {
  grid-column: 1 / -1;
}

.request-form input,
.request-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 13px 14px;
  color: var(--ink);
  font: inherit;
  text-transform: none;
  background: #f7fbfd;
}

.request-form textarea {
  resize: vertical;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 30px clamp(20px, 5vw, 72px);
  background: var(--ink);
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .hero,
  .split,
  .image-split,
  .profile-hero,
  .event-layout,
  .archive,
  .contact,
  .room-roster {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 860px;
    padding-bottom: 260px;
  }

  .principles {
    grid-column: auto;
    grid-template-columns: 1fr;
  }

  .proof-strip,
  .topic-grid,
  .value-grid,
  .profile-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .section-heading {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 14px 16px;
  }

  .brand-text {
    white-space: normal;
    font-size: 14px;
    line-height: 1.15;
  }

  .nav-cta {
    display: none;
  }

  .hero {
    min-height: 780px;
    padding: 54px 18px 220px;
  }

  h1 {
    font-size: 48px;
  }

  .event-snapshot {
    padding: 22px;
  }

  .hero-skyline {
    height: 230px;
  }

  .proof-strip,
  .topic-grid,
  .value-grid,
  .profile-grid,
  .request-form {
    grid-template-columns: 1fr;
  }

  .profile-media {
    grid-template-columns: 120px 1fr;
  }

  .profile-photo-link img {
    width: 120px;
    height: 120px;
  }

  .profile-logo-link {
    min-height: 120px;
  }

  .profile-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .profile-links .wide {
    grid-column: 1 / -1;
    width: 100%;
  }

  .proof-strip div {
    min-height: auto;
  }

  .section {
    padding: 64px 18px;
  }

  .site-footer {
    flex-direction: column;
  }
}