:root {
  --blue:#0000cd;
  --green:#00ff7f;
  --pale:#e6e6fa;
  --ink:#0000cd;
  --white:#fff;
  --rule:rgba(0,0,205,.25);
  font-family:'Imperial Sans Display',Arial,Helvetica,sans-serif;
  color:var(--ink);
  background:var(--blue);
  font-synthesis:none}

* {
  box-sizing:border-box}
html {
  scroll-padding-top:28px}
body {
  margin:0}
a {
  color:inherit;
  text-underline-offset:.22em;
  text-decoration-thickness:1px}
a:hover {
  text-decoration-thickness:2px}
a:focus-visible {
  outline:3px solid currentColor;
  outline-offset:6px}
img {
  display:block;
  max-width:100%;
  height:auto}
p,h1,h2,h3 {
  margin:0}
p {
  line-height:1.5}
h1,h2,h3 {
  font-weight:700;
  line-height:1.06}
h2 {
  font-weight:800;
  font-size:clamp(2.4rem,5.8vw,5.6rem);
  letter-spacing:-.035em;
  text-transform:uppercase}
h3 {
  font-size:1.55rem}
section[id] {
  scroll-margin-top:25px}
.skip-link {
  position:fixed;
  top:10px;
  left:-9999px;
  background:white;
  color:var(--blue);
  padding:12px;
  z-index:20}
.skip-link:focus {
  left:12px}
.site-header {
  display:flex;
  align-items:center;
  gap:32px;
  max-width:1600px;
  margin:auto;
  padding:28px 5.7%;
  color:white}
.site-header img {
  width:40px;
  height:auto;
  filter:brightness(0) invert(1)}
.site-header>a {
  flex-shrink:0}
.site-header nav {
  display:flex;
  gap:32px;
  margin-left:auto;
  font-size:1rem}
.site-header nav a {
  text-decoration:none}
.site-header nav a:hover {
  text-decoration:underline}
.edition {
  margin-left:35px;
  font-size:.78rem;
  text-transform:uppercase;
  letter-spacing:.1em;
  border:1px solid #ffffff70;
  padding:9px 14px;
  border-radius:30px}
.intro-flow {
  position:relative;
  isolation:isolate;
  overflow:clip;
  --ribbon-overlap:clamp(60px,18vw,288px);
  --ribbon-tail:calc(min(43.625vw,698px) - var(--ribbon-overlap));
}
.hero {
  max-width:1600px;
  margin:auto;
  position:relative;
  min-height:780px;
  overflow:visible;
  color:white;
  padding:70px 8% 38px}
.hero-copy {
  position:relative;
  z-index:2}
.eyebrow {
  text-transform:uppercase;
  letter-spacing:.13em;
  font-size:.79rem;
  font-weight:700;
  line-height:1.45}
.hero .eyebrow {
  margin-bottom:34px}
.hero .eyebrow span {
  margin:0 12px}
.hero h1 {
  font-size:clamp(3.2rem,6.45vw,6.4rem);
  text-transform:uppercase;
  font-weight:400;
  color:var(--green);
  letter-spacing:-.02em;
  line-height:1.02;
  max-width:1140px}
.subtitle {
  text-transform:uppercase;
  font-size:clamp(1.1rem,2.3vw,2rem);
  font-weight:700;
  letter-spacing:-.015em;
  margin-top:20px}
.hero-bottom {
  display:flex;
  align-items:flex-end;
  gap:60px;
  margin-top:34px;
  max-width:650px}
.hero-bottom p {
  font-size:1.02rem}
.text-link {
  display:inline-flex;
  gap:25px;
  align-items:center;
  font-size:1.05rem;
  font-weight:700}
.text-link span {
  font-size:1.5rem}
.hero-ribbon {
  position:absolute;
  z-index:1;
  width:100%;
  max-width:none;
  height:auto;
  top:calc(100% - var(--ribbon-overlap));
  left:0;
  pointer-events:none;
}
.partners {
  position:relative;
  z-index:3;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:50px;
  margin-top:185px}
.partners .business {
  width:38%;
  max-width:440px}
.partner-pair {
  display:grid;
  grid-template-columns:1fr 1.25fr;
  align-items:center;
  gap:clamp(22px,3vw,40px);
  width:40%}
.partner-pair img {
  width:100%;
  object-fit:contain}
.section-pad {
  padding:100px max(6%,calc((100vw - 1320px)/2))}
.lineup {
  position:relative;
  padding-top:calc(var(--ribbon-tail) + 80px);
  background:linear-gradient(180deg,var(--blue),var(--pale) calc(var(--ribbon-tail) + 60px));
}
.section-heading {
  margin-bottom:62px}
.section-heading .eyebrow {
  margin-bottom:16px}
.section-heading>p:last-child:not(.eyebrow) {
  margin-top:24px;
  font-size:1.1rem}
.people {
  display:grid;
  gap:55px 45px}
.speakers {
  grid-template-columns:repeat(3,minmax(0,1fr))}
.person {
  min-width:0}
.portrait-link {
  display:block;
  overflow:hidden;
  border-radius:24px;
  background:#d4d3e8;
  margin-bottom:23px}
.person .portrait-link img {
  width:100%;
  aspect-ratio:1/1;
  object-fit:cover;
  object-position:center 30%;
  transition:transform .25s}
.portrait-link:hover img {
  transform:scale(1.025)}
.person h3 {
  font-size:clamp(1.4rem,2.1vw,2rem);
  text-transform:uppercase;
  letter-spacing:-.015em}
.person h3 a {
  text-decoration:underline;
  text-underline-offset:.1em}
.person h3 a:hover {
  text-decoration:underline}
.person .role {
  margin-top:9px;
  line-height:1.3;
  font-size:1rem}
.affiliation {
  font-size:.88rem;
  font-weight:700;
  margin-top:13px;
  text-transform:uppercase;
  letter-spacing:.045em}
.committee {
  background:var(--pale);
  padding-top:35px;
  padding-bottom:105px}
.compact {
  border-top:1px solid var(--rule);
  padding-top:65px}
.compact h2 {
  font-size:clamp(2rem,4.5vw,4.25rem)}
.organizers {
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:36px 40px}
.organizers .person {
  display:grid;
  grid-template-columns:100px 1fr;
  gap:20px;
  align-items:end}
.organizers .portrait-link {
  border-radius:20px;
  margin:0}
.organizers h3 {
  font-weight:800;
  font-size:1.12rem;
  line-height:1.1}
.organizers .role {
  font-size:.91rem}
.organizers .affiliation {
  font-size:.68rem;
  line-height:1.4}
.programme {
  color:white;
  background:var(--blue)}
.programme-heading {
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:35px}
.programme-heading .eyebrow {
  color:var(--green)}
.programme-heading>p {
  text-align:right;
  flex-shrink:0}
.schedule {
  list-style:none;
  padding:0;
  margin:0}
.schedule li {
  display:grid;
  grid-template-columns:210px 1fr;
  gap:24px;
  padding:29px 0;
  border-top:1px solid #ffffff42}
.schedule li:last-child {
  border-bottom:1px solid #ffffff42}
.schedule .slot {
  color:var(--green);
  font-size:1.35rem;
  white-space:nowrap}
.schedule h3 {
  font-size:clamp(1.3rem,2.1vw,1.85rem);
  line-height:1.2;
  max-width:850px}
.schedule h3 a {
  text-decoration:none}
.schedule h3 a:hover {
  text-decoration:underline}
.schedule p {
  font-size:1rem;
  line-height:1.5;
  max-width:830px;
  margin-top:10px;
  color:#e6e1ff}
.sessions {
  background:var(--blue);
  color:white;
  padding-top:35px}
.session+.session {
  margin-top:75px;
  padding-top:60px;
  border-top:1px solid #ffffff55}
.session-heading {
  display:grid;
  grid-template-columns:160px 1fr;
  gap:35px;
  margin-bottom:40px;
  align-items:start}
.session-number {
  font-size:4.5rem;
  font-weight:400;
  letter-spacing:-.04em;
  line-height:1;
  color:var(--green)}
.session-heading .eyebrow {
  margin-bottom:14px}
.session-heading h2 {
  color:var(--green);
  font-size:clamp(1.5rem,2.6vw,2.5rem);
  text-transform:none;
  line-height:1.12;
  max-width:980px}
.talk {
  display:grid;
  grid-template-columns:160px 1fr 1fr;
  gap:35px;
  padding:30px 0;
  border-top:1px solid #ffffff55}
.talk .slot {
  font-size:1.1rem;
  color:var(--green)}
.talk .kind {
  color:var(--green);
  font-size:.8rem;
  line-height:1.3;
  margin-top:9px;
  text-transform:uppercase;
  letter-spacing:.035em}
.talk h3 {
  font-size:1.2rem;
  font-weight:400;
  line-height:1.35}
.talk .by {
  margin-top:15px;
  font-size:.95rem;
  font-weight:700}
.talk .abstract {
  font-size:1rem;
  color:white}
.paper-link {
  display:inline-block;
  font-weight:700;
  margin-top:16px}
.venue {
  background:var(--pale)}
.venue-intro {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
  padding-bottom:50px}
.venue-intro h3 {
  font-size:2rem;
  margin-bottom:16px}
.venue-intro p {
  font-size:1.1rem}
.venue-intro .text-link {
  margin-top:24px}
.venue-intro>p {
  max-width:480px}
.travel {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:45px}
.travel>div {
  border-top:1px solid var(--rule);
  padding-top:24px}
.travel-icon {
  width:48px;
  height:48px;
  color:var(--blue)}
.travel h3 {
  margin:20px 0;
  font-weight:400;
  font-size:1.6rem}
.travel p+p {
  margin-top:14px}
.site-footer {
  color:white;
  display:flex;
  align-items:center;
  gap:32px;
  padding:40px 6%;
  font-size:.92rem}
.site-footer img {
  flex-shrink:0;
  width:32px;
  height:auto;
  filter:brightness(0) invert(1)}
.site-footer>div {
  margin-right:auto}
.footer-note {
  color:#c4bfff;
  font-size:.85rem;
  margin-top:5px}
.site-footer>a {
  white-space:nowrap}


/* Source-aligned details from the original Canva PDF. */
.lineup {
  overflow:hidden;}

.lineup::before {
  content:"";
  position:absolute;
  left:2.5%;
  top:calc(var(--ribbon-tail) + 155px);
  width:22%;
  height:640px;
  background:url('assets/haio-mark.webp') center top/contain no-repeat;
  filter:brightness(0) invert(1);
  pointer-events:none}

.lineup .section-heading,.lineup .speakers {
  position:relative;
  z-index:2;
  margin-left:24%}

.lineup h2 {
  font-size:clamp(2.4rem,4.7vw,4.5rem)}

.speakers {
  gap:50px 28px;
  text-align:center}

.speakers .portrait-link {
  width:min(100%,210px);
  margin:0 auto 18px}

.speakers h3 {
  font-size:clamp(1.1rem,1.7vw,1.3rem);
  font-weight:800;
  line-height:1.15}

.speakers .role {
  font-family:Arial,Helvetica,sans-serif;
  font-size:.84rem;
  line-height:1.4;
  min-height:2.8em}

.speakers .affiliation {
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:38px;
  margin-top:10px}

.person .affiliation-logo {
  width:auto;
  max-width:150px;
  max-height:36px;
  height:auto;
  aspect-ratio:auto;
  object-fit:contain}

.person[data-person="martin-anthony"] .affiliation-logo {
  max-height:31px}

.person[data-person="aidan-peppin"] .affiliation-logo {
  max-width:128px}

.person[data-person="kevin-mckee"] .portrait-link img {
  object-position:100% 0%;
  transform:scale(1.45);
  transform-origin:50% 0%}

.person[data-person="xule-lin"] .portrait-link img {
  transform:scale(1.25);
  transform-origin:50% 30%}

.committee {
  position:relative;
  overflow:hidden}

.committee::before {
  content:"";
  position:absolute;
  right:-1%;
  bottom:40px;
  width:23%;
  height:420px;
  background:url('assets/haio-mark.webp') center/contain no-repeat;
  filter:brightness(0) invert(1);
  pointer-events:none}

.committee .section-heading,.organizers {
  position:relative}

.organizers {
  display:block}

.committee-row {
  display:grid;
  grid-template-columns:minmax(180px,.85fr) repeat(2,minmax(0,1fr));
  gap:32px;
  padding:28px 0;
  border-bottom:1px solid var(--rule);
  align-items:end}

.committee-brands {
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:22px}

.committee-brands img {
  width:100%;
  max-width:250px;
  height:auto;
  max-height:72px;
  object-fit:contain;
  object-position:left}

.committee-brands img[src*="ix.webp"],.committee-brands img[src*="dsi.webp"],.committee-brands img[src*="trusted-ai.webp"] {
  max-width:175px}

.organizers .person {
  grid-template-columns:90px minmax(0,1fr);
  gap:15px}

.organizers .role {
  font-family:Arial,Helvetica,sans-serif;
  font-size:.8rem;
  line-height:1.45}

.organizers .affiliation {
  display:none}

.session-heading .eyebrow {
  color:var(--green)}


@media(min-width:1600px) {
  .hero {
  padding-left:115px;
  padding-right:115px}

}

@media(max-width:1000px) {
  .hero {
  min-height:720px;
  padding-top:55px}
.partners {
  margin-top:160px}

.edition {
  display:none}
.section-pad {
  padding:75px 6%}
.people {
  gap:40px 25px}
.organizers {
  grid-template-columns:repeat(2,1fr)}
.schedule li {
  grid-template-columns:155px 1fr}
.schedule .slot {
  font-size:1.1rem}
.session-heading {
  grid-template-columns:110px 1fr;
  gap:25px}
.talk {
  grid-template-columns:110px 1fr;
  gap:25px}
.talk .abstract {
  grid-column:2}
.talk .by {
  margin-top:10px}
.talk .abstract {
  margin-top:-10px}
.site-footer {
  flex-wrap:wrap}
.site-footer>div {
  flex-basis:75%}
}

@media(max-width:640px) {
  .site-header {
  padding:22px 6%;
  gap:15px}
.site-header img {
  width:30px}
.site-header nav {
  gap:21px;
  font-size:.87rem}
.hero {
  padding:40px 6% 28px;
  min-height:695px}
.hero .eyebrow {
  font-size:.69rem;
  max-width:280px;
  margin-bottom:26px}
.hero .eyebrow span {
  margin:0 4px}
.hero h1 {
  font-size:clamp(2.1rem,7.9vw,3.2rem);
  line-height:1.05;
  letter-spacing:-.035em}
.subtitle {
  font-size:1.02rem;
  margin-top:16px}
.hero-bottom {
  display:block;
  margin-top:27px}
.hero-bottom p {
  font-size:.93rem}
.hero-bottom .text-link {
  margin-top:19px;
  font-size:.94rem}

.partners {
  margin-top:205px;
  display:block}
.partners .business {
  width:80%;
  max-width:330px}
.partner-pair {
  margin-top:22px;
  width:75%;
  gap:30px;
  max-width:340px}
.section-pad {
  padding:65px 6%}
.section-heading {
  margin-bottom:38px}
.section-heading h2 {
  font-size:2.7rem}
.section-heading>p:last-child:not(.eyebrow) {
  font-size:1rem}
.speakers {
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:33px 20px}
.portrait-link {
  border-radius:22px;
  margin-bottom:16px}
.person h3 {
  font-size:1.12rem;
  line-height:1.1}
.person .role {
  font-size:.88rem}
.affiliation {
  font-size:.72rem;
  line-height:1.4;
  margin-top:10px}
.committee {
  padding-top:5px}
.compact {
  padding-top:44px}
.compact h2 {
  font-size:2.3rem}
.organizers {
  grid-template-columns:1fr;
  gap:26px}
.organizers .person {
  grid-template-columns:85px 1fr}
.organizers h3 {
  font-size:1.2rem}
.organizers .affiliation {
  font-size:.74rem}
.programme-heading {
  display:block}
.programme-heading>p {
  text-align:left;
  font-size:.9rem!important;
  margin-top:22px!important}
.schedule li {
  grid-template-columns:1fr;
  gap:10px;
  padding:23px 0}
.schedule .slot {
  font-size:1.12rem}
.schedule h3 {
  font-size:1.4rem}
.schedule p {
  font-size:.94rem}
.session-heading {
  grid-template-columns:60px 1fr;
  gap:17px}
.session-number {
  font-size:4.2rem}
.session-heading h2 {
  font-size:1.65rem;
  line-height:1.15;
  letter-spacing:-.02em}
.talk {
  grid-template-columns:1fr;
  gap:18px;
  padding:26px 0}
.talk .abstract {
  grid-column:auto;
  margin-top:0;
  font-size:.96rem}
.talk .kind {
  display:block;
  margin-left:0;
  margin-top:6px;
  font-size:.7rem}
.talk h3 {
  font-size:1.35rem}
.session+.session {
  margin-top:58px;
  padding-top:45px}
.venue-intro {
  grid-template-columns:1fr;
  gap:28px;
  padding-bottom:35px}
.travel {
  grid-template-columns:1fr;
  gap:28px}
.travel-icon {
  float:right;
  width:36px;
  height:36px;
  margin:0 0 12px 18px}
.travel h3 {
  margin:0 0 14px}
.site-footer {
  padding:32px 6%;
  gap:20px}
.site-footer>div {
  flex:1;
  min-width:200px}
.site-footer>a {
  font-size:.85rem}
.site-footer>a:last-child {
  margin-left:auto}
}

@media(prefers-reduced-motion:reduce) {
  html {
  scroll-behavior:auto}
.person .portrait-link img {
  transition:none}
}

@media print {
  body {
  background:white}
.site-header,.hero-ribbon,.skip-link {
  display:none}
.hero,.programme,.site-footer {
  background:white;
  color:#0000cd}
.hero {
  min-height:0;
  padding:20px}
.hero h1,.schedule .slot {
  color:#0000cd}
.partners {
  display:none}
.section-pad {
  padding:25px}
.hero-bottom {
  margin:20px 0}
.schedule p {
  color:#333}
.schedule li,.talk {
  break-inside:avoid}
.person {
  break-inside:avoid}
.section-heading {
  margin-bottom:25px}
.site-footer {
  color:#0000cd}
}


@media(max-width:1000px) {

 .lineup .section-heading,.lineup .speakers {
  margin-left:15%}

 .lineup::before {
  left:-6%;
  width:24%;
  top:calc(var(--ribbon-tail) + 155px)}

 .committee-row {
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:25px}

 .committee-brands {
  grid-column:1/-1;
  flex-direction:row;
  align-items:center}

 .committee-brands img {
  max-width:280px}

 .organizers .person {
  grid-template-columns:90px minmax(0,1fr)}

}

@media(max-width:640px) {

 .lineup::before {
  left:auto;
  right:-12%;
  top:calc(var(--ribbon-tail) + 115px);
  width:40%;
  height:230px;
  opacity:.75}

 .lineup .section-heading,.lineup .speakers {
  margin-left:0;
  position:relative}

 .lineup h2 {
  max-width:280px;
  font-size:2.3rem}

 .speakers {
  gap:32px 18px}

 .speakers .portrait-link {
  margin-bottom:15px}

 .speakers h3 {
  font-size:1.02rem}

 .speakers .role {
  font-size:.75rem;
  min-height:2.8em}

 .person .affiliation-logo {
  max-width:115px;
  max-height:31px}

 .person[data-person="martin-anthony"] .affiliation-logo {
  max-height:24px}

 .person[data-person="aidan-peppin"] .affiliation-logo {
  max-width:98px}

 .committee-row {
  grid-template-columns:1fr;
  gap:25px}

 .committee-brands {
  flex-wrap:wrap;
  gap:18px}

 .committee-brands img {
  max-width:240px}

 .committee-brands img[src*="dsi.webp"],.committee-brands img[src*="trusted-ai.webp"] {
  max-width:140px}

 .organizers .person {
  grid-template-columns:85px minmax(0,1fr)}

 .committee::before {
  width:48%;
  height:300px;
  bottom:100px}

 .session-heading {
  grid-template-columns:1fr;
  gap:8px}

 .session-number {
  display:none}

 .session-heading h2 {
  font-size:1.65rem}

 .sessions {
  padding-top:20px}

 .talk h3 {
  font-size:1.2rem}

}

@media print {

 .sessions {
  background:white;
  color:var(--blue)}

 .session-heading h2,.session-heading .eyebrow,.talk .slot,.talk .kind,.talk .abstract {
  color:var(--blue)}

 .lineup {
  background:white;
  padding-top:25px}

 .lineup::before,.committee::before {
  display:none}

 .lineup .section-heading,.lineup .speakers {
  margin-left:0}

}

/* Transition clearance is independent of the content section padding. */
@media screen {
  .lineup { padding-top:calc(var(--ribbon-tail) + 80px); }
}
@media print {
  .intro-flow { overflow:visible; }
}