/* Palette validée : bleu nuit, bleu signature et neutres froids. */
:root {
  --brand-night: #041123;
  --brand-blue: #255997;
  --brand-surface: #F4F7FB;
  --brand-mist: #DCE8F5;
  --brand-white: #FFFFFF;
  --brand-muted: #44566D;
}

@font-face {
  font-family: Poppins;
  src: url('../fonts/poppins-300.ttf');
  font-weight: 300;
  font-display: swap
}

@font-face {
  font-family: Poppins;
  src: url('../fonts/poppins-400.ttf');
  font-weight: 400;
  font-display: swap
}

@font-face {
  font-family: Poppins;
  src: url('../fonts/poppins-600.ttf');
  font-weight: 600;
  font-display: swap
}

@font-face {
  font-family: Poppins;
  src: url('../fonts/poppins-700.ttf');
  font-weight: 700;
  font-display: swap
}

:root {
  --night: var(--brand-night);
  --green: var(--brand-blue);
  --lime: var(--brand-blue);
  --yellow: var(--brand-mist);
  --paper: var(--brand-surface);
  --ink: var(--brand-night);
  --muted: var(--brand-muted);
  --line: var(--brand-mist);
  --radius: 4px
}

* {
  box-sizing: border-box
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
  scrollbar-color: var(--green) var(--paper)
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Poppins, Arial, sans-serif;
  font-size: 15px;
  line-height: 1.65
}

::selection {
  background: var(--yellow);
  color: var(--night)
}

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

button,
input {
  font: inherit
}

button,
a,
input,
summary {
  -webkit-tap-highlight-color: transparent
}

button {
  cursor: pointer
}

a,
button {
  touch-action: manipulation
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 6px
}

h1,
h2,
h3,
p {
  margin: 0
}

h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: -.035em;
  text-wrap: balance
}

h2 {
  font-size: clamp(30px, 3.4vw, 48px);
  font-weight: 600
}

h3 {
  font-size: 25px;
  font-weight: 600
}

p {
  max-width: 68ch
}

svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0
}

button {
  color: inherit
}

button:disabled {
  cursor: not-allowed;
  opacity: .5
}

.wrap {
  width: min(1280px, calc(100% - 112px));
  margin-inline: auto
}

.skip {
  position: fixed;
  top: -80px;
  left: 20px;
  padding: 12px 20px;
  background: white;
  z-index: 99
}

.skip:focus {
  top: 10px
}

.site-header {
  height: 98px;
  padding: 0 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background: white;
  position: relative;
  z-index: 20;
  border-bottom: 1px solid var(--line)
}

.brand {
  width: 244px;
  flex-shrink: 0;
  display: block
}

.brand img {
  width: 100%;
  height: auto;
  display: block
}

.site-header nav {
  display: flex;
  gap: 27px;
  align-items: center;
  font-size: 13px
}

.site-header nav a {
  padding: 12px 0;
  position: relative;
  white-space: nowrap
}

.site-header nav a:after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  right: 100%;
  height: 2px;
  background: var(--green);
  transition: right .25s
}

.site-header nav a:hover:after,
.site-header nav a[aria-current]:after {
  right: 0
}

.button,
.outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  min-height: 50px;
  padding: 14px 22px;
  border: 1px solid var(--green);
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  transition: background .2s, color .2s, transform .2s
}

.button {
  background: var(--green);
  color: white
}

.button:hover {
  background: var(--night);
  transform: translateY(-2px)
}

.outline:hover {
  background: var(--night);
  color: white
}

.button svg,
.outline svg {
  width: 20px
}

.header-cta {
  white-space: nowrap
}

.menu-toggle {
  display: none
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 25px;
  font-size: 14px;
  font-weight: 600;
  padding-block: 12px;
  border-bottom: 1px solid currentColor;
  width: fit-content
}

.text-link svg {
  transition: transform .2s
}

.text-link:hover svg {
  transform: translateX(5px)
}

.hero {
  background: var(--night);
  color: white;
  position: relative;
  overflow: hidden
}

.hero-inner {
  position: relative;
  min-height: 760px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  grid-template-rows: 1fr auto;
  padding-top: 76px
}

.hero-copy {
  position: relative;
  z-index: 2;
  padding-bottom: 70px;
  pointer-events: none
}

.hero-copy a {
  pointer-events: auto
}

.edition {
  font-size: 11px;
  letter-spacing: .11em;
  font-weight: 600;
  color: var(--yellow);
  margin-bottom: 27px
}

.hero h1 {
  font-weight: 600;
  font-size: clamp(48px, 5.65vw, 80px);
  line-height: 1.08;
  letter-spacing: -.04em
}

.hero h1 span {
  font-weight: 300
}

.hero-desc {
  font-weight: 300;
  color: var(--brand-mist);
  font-size: 16px;
  line-height: 1.7;
  margin-top: 26px
}

.hero .outline {
  margin-top: 30px
}

.light {
  border-color: var(--brand-mist);
  color: white
}

.light:hover {
  background: white;
  color: var(--night)
}

.hero-art {
  position: relative;
  min-width: 0;
  align-self: stretch;
  min-height: 450px
}

.hero-art:before,
.hero-art:after {
  content: '+';
  position: absolute;
  color: var(--brand-mist);
  font-size: 22px;
  font-weight: 300;
  z-index: 3
}

.hero-art:before {
  top: 10%;
  left: 0
}

.hero-art:after {
  bottom: 18%;
  right: -15px
}

#network-scene {
  position: absolute;
  inset: -65px -75px 0 -40px
}

#network-scene canvas {
  width: 100%;
  height: 100%;
  display: block
}

.art-coordinate {
  position: absolute;
  right: -25px;
  top: 50%;
  writing-mode: vertical-rl;
  font-size: 11px;
  letter-spacing: .13em;
  color: var(--brand-mist)
}

.art-note {
  position: absolute;
  bottom: 22px;
  left: 8%;
  font-size: 11px;
  letter-spacing: .025em;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--brand-mist)
}

.signal {
  width: 5px;
  height: 5px;
  background: var(--lime);
  display: inline-block
}

.hero-info {
  grid-column: 1/-1;
  border-top: 1px solid var(--brand-blue);
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 35px;
  padding: 25px 0 30px
}

.hero-info>div {
  display: flex;
  flex-direction: column;
  justify-content: center
}

.hero-info span:not(.scroll-cue span) {
  font-size: 11px;
  letter-spacing: .15em;
  color: var(--brand-mist);
  margin-bottom: 9px
}

.hero-info strong {
  font-size: 21px;
  font-weight: 400
}

.hero-info em {
  font-style: normal;
  color: var(--brand-mist);
  margin-left: 7px
}

.hero-info p {
  font-size: 13px;
  line-height: 1.5
}

.scroll-cue {
  align-self: center;
  font-size: 11px;
  display: flex;
  align-items: center;
  gap: 25px
}

.scroll-cue span {
  display: grid;
  place-items: center;
  border: 1px solid var(--brand-mist);
  border-radius: 50%;
  height: 45px;
  width: 45px;
  font-size: 20px
}

.scene-fallback {
  position: absolute;
  inset: 15%;
  display: grid;
  place-items: center;
  perspective: 600px
}

.orbit {
  position: absolute;
  width: 85%;
  aspect-ratio: 1;
  border: 1px solid var(--brand-blue);
  border-radius: 50%;
  transform: rotateY(55deg) rotateZ(30deg)
}

.orbit-b {
  transform: rotateY(-55deg) rotateZ(-30deg)
}

.orbit-c {
  transform: rotateX(65deg)
}

.core {
  width: 90px;
  height: 110px;
  display: grid;
  place-items: center;
  color: var(--brand-mist)
}

.core svg {
  width: 100%;
  height: 100%
}

.webgl-ready .scene-fallback {
  display: none
}

.statement {
  padding-block: 120px 105px
}

.section-note {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 22px
}

.statement h2 {
  font-size: clamp(30px, 3.5vw, 49px);
  line-height: 1.3
}

.statement h2 span {
  color: var(--green)
}

.statement-bottom {
  display: grid;
  grid-template-columns: .4fr 1.4fr 1fr;
  gap: 45px;
  align-items: center;
  margin-top: 40px
}

.statement-bottom p {
  font-size: 14px;
  color: var(--muted)
}

.statement-bottom .text-link {
  justify-self: end
}

.pixel-mark {
  display: grid;
  grid-template-columns: repeat(2, 18px);
  gap: 4px;
  width: 42px;
  transform: rotate(0deg)
}

.pixel-mark i {
  height: 18px;
  background: var(--green)
}

.pixel-mark i:nth-child(2) {
  transform: scale(.7);
  transform-origin: bottom left;
  background: var(--lime)
}

.pixel-mark i:nth-child(4) {
  transform: scale(.5);
  transform-origin: top left;
  background: var(--lime)
}

.pillars-section {
  background: var(--brand-mist);
  padding-block: 85px 100px
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  align-items: flex-end;
  margin-bottom: 50px
}

.section-heading p {
  font-size: 13px;
  color: var(--muted)
}

.pillar-layout {
  display: grid;
  grid-template-columns: .85fr 1.6fr;
  gap: 75px
}

.pillar-tabs {
  display: flex;
  flex-direction: column
}

.pillar-tabs button {
  background: none;
  border: 0;
  border-bottom: 1px solid var(--brand-mist);
  padding: 22px 0;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 25px;
  color: var(--muted)
}

.pillar-tabs button[aria-selected=true] {
  color: var(--night);
  font-weight: 600
}

.pillar-tabs button[aria-selected=true] svg {
  transform: rotate(-45deg)
}

.pillar-panels article {
  display: grid;
  grid-template-columns: 190px 1fr;
  align-items: center;
  gap: 40px;
  min-height: 250px
}

.pillar-panels article[hidden] {
  display: none
}

.pillar-panels h3 {
  font-size: 26px;
  margin-bottom: 18px
}

.pillar-panels p {
  font-size: 14px
}

.pillar-panels .secondary {
  font-size: 12px;
  margin-top: 15px;
  color: var(--muted)
}

.diagram {
  position: relative;
  width: 190px;
  height: 190px;
  border: 1px solid var(--brand-mist);
  border-radius: 50%;
  display: grid;
  place-items: center
}

.diagram:before {
  content: '';
  position: absolute;
  inset: 25px;
  border: 1px solid var(--brand-mist);
  border-radius: 50%
}

.diagram-center {
  background: var(--night);
  color: white;
  display: grid;
  place-items: center;
  width: 65px;
  height: 65px;
  transform: rotate(-8deg)
}

.diagram-center>svg {
  width: 34px;
  height: 34px
}

.diagram i {
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--lime);
  left: calc(50% + var(--x, 0px));
  top: calc(50% + var(--y, 0px))
}

.diagram i:nth-of-type(1) {
  --x: 85px;
  --y: -5px
}

.diagram i:nth-of-type(2) {
  --x: -95px;
  --y: -5px
}

.diagram i:nth-of-type(3) {
  --x: -5px;
  --y: 85px
}

.diagram i:nth-of-type(4) {
  --x: -5px;
  --y: -95px
}

.diagram i:nth-of-type(5) {
  --x: 57px;
  --y: 57px
}

.diagram i:nth-of-type(6) {
  --x: -67px;
  --y: -67px
}

.diagram i:nth-of-type(7) {
  --x: 57px;
  --y: -67px
}

.diagram i:nth-of-type(8) {
  --x: -67px;
  --y: 57px
}

.diagram-1 .diagram-center {
  border-radius: 50%
}

.diagram-2 .diagram-center {
  transform: rotate(45deg)
}

.diagram-center .pixel-mark i {
  position: static;
  background: var(--brand-mist)
}

.week {
  padding-block: 110px
}

.week-editorial {
  display: grid;
  grid-template-columns: 1fr 1.22fr;
  gap: 80px
}

.date-poster {
  background: var(--night);
  color: white;
  min-height: 470px;
  padding: 42px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center
}

.date-poster>span {
  font-size: 12px;
  letter-spacing: .18em
}

.date-poster>div:not(.poster-pixels) {
  font-size: clamp(80px, 9vw, 130px);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -.04em
}

.date-poster>div>span {
  font-size: .5em;
  font-weight: 300;
  margin: 0 4px
}

.date-poster p {
  font-size: 12px;
  letter-spacing: .14em
}

.poster-pixels {
  position: absolute;
  right: 18px;
  bottom: 25px;
  transform: scale(5);
  opacity: .2
}

.week-list {
  display: flex;
  flex-direction: column;
  justify-content: space-between
}

.week-list>a {
  border-bottom: 1px solid var(--line);
  padding: 20px 48px 30px 0;
  position: relative
}

.week-list>a:first-child {
  padding-top: 0
}

.week-list>a>span {
  font-size: 11px;
  color: var(--muted)
}

.week-list h3 {
  font-size: 30px;
  margin-top: 12px
}

.week-list svg {
  position: absolute;
  right: 8px;
  top: 45%;
  transition: transform .2s
}

.week-list a:hover svg {
  transform: rotate(-45deg)
}

.cyber-band {
  background: var(--night);
  color: white;
  padding-block: 80px
}

.cyber-band .wrap {
  display: grid;
  grid-template-columns: .65fr 2fr;
  align-items: center;
  gap: 70px
}

.cyber-symbol {
  border: 1px solid var(--brand-mist);
  width: 145px;
  height: 145px;
  display: grid;
  place-items: center;
  transform: rotate(-10deg)
}

.cyber-symbol svg {
  width: 65px;
  height: 65px;
  transform: rotate(10deg);
  stroke-width: 1
}

.cyber-band h2 {
  font-size: 36px
}

.cyber-band p {
  font-size: 14px;
  color: var(--brand-mist);
  margin-top: 22px;
  max-width: 60ch
}

.light-link {
  color: white;
  margin-top: 12px
}

.closing {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  padding-block: 115px;
  align-items: center
}

.closing h2 {
  font-size: clamp(40px, 4.8vw, 68px)
}

.closing p {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 25px
}

footer {
  background: var(--brand-mist);
  padding: 65px 56px 24px
}

.footer-top {
  max-width: 1280px;
  margin: auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 55px;
  padding-bottom: 55px
}

.footer-name {
  display: block;
  font-size: 23px;
  font-weight: 300;
  width: fit-content;
  color: var(--night);
  letter-spacing: -.025em
}

.flag {
  display: block;
  height: 2px;
  margin-top: 6px;
  background: linear-gradient(to right, #009e60 0 33.333%, #fcd116 33.333% 66.666%, #3a75c4 66.666%)
}

.footer-top p {
  font-size: 12px;
  margin-top: 25px;
  color: var(--muted)
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 12px
}

.footer-nav a:hover {
  text-decoration: underline;
  text-underline-offset: 4px
}

.footer-date {
  font-size: 13px
}

.footer-date .text-link {
  font-size: 11px;
  margin-top: 20px
}

.footer-bottom {
  max-width: 1280px;
  margin: auto;
  border-top: 1px solid var(--brand-mist);
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-top: 23px;
  font-size: 11px;
  color: var(--muted)
}

.page-intro {
  background: var(--night);
  color: white;
  overflow: hidden;
}

.page-intro .wrap {
  padding-block: 35px 75px;
  position: relative
}

.breadcrumb {
  display: flex;
  gap: 14px;
  font-size: 11px;
  color: var(--brand-mist);
  margin-bottom: 60px
}

.breadcrumb a:hover {
  text-decoration: underline
}

.page-intro h1 {
  font-size: clamp(38px, 4.8vw, 67px);
  max-width: 960px;
  position: relative;
  z-index: 1
}

.page-intro p {
  margin-top: 25px;
  max-width: 650px;
  font-size: 15px;
  color: var(--brand-mist);
  position: relative;
  z-index: 1
}

.intro-pixels {
  display: grid;
  grid-template-columns: repeat(4, 30px);
  gap: 12px;
  position: absolute;
  right: 0;
  bottom: 45px;
  transform: rotate(-15deg);
  opacity: .24
}

.intro-pixels i {
  height: 30px;
  background: var(--lime)
}

.intro-pixels i:nth-child(3n) {
  transform: scale(.5)
}

.editorial {
  display: grid;
  grid-template-columns: .7fr 1.7fr;
  gap: 90px;
  padding-block: 100px
}

.editorial aside p {
  font-size: 12px;
  margin-top: 20px;
  color: var(--muted)
}

.editorial h2 {
  font-size: 36px;
  margin-bottom: 30px
}

.lead {
  font-size: 19px;
  line-height: 1.7;
  font-weight: 300
}

.editorial .lead+p {
  margin-top: 25px;
  color: var(--muted);
  font-size: 14px
}

.pillar-story {
  padding-block: 60px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 80px
}

.pillar-story>div:first-child {
  display: flex;
  gap: 25px;
  align-items: flex-start
}

.pillar-story h2 {
  font-size: 30px
}

.pillar-story h3 {
  font-size: 27px;
  margin-bottom: 20px
}

.pillar-story p {
  font-size: 14px;
  color: var(--muted)
}

.programme {
  padding-block: 70px
}

.notice {
  padding: 25px 28px;
  background: var(--brand-mist);
  border-radius: 4px;
  font-size: 14px
}

.notice p {
  font-size: 12px;
  margin-top: 10px;
  color: var(--muted)
}

.programme>.notice {
  margin-bottom: 75px
}

.programme .section-heading {
  margin-bottom: 30px
}

.programme .section-heading>span {
  font-size: 12px;
  color: var(--muted)
}

.filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 25px
}

.filters button {
  border: 1px solid var(--brand-mist);
  background: transparent;
  border-radius: 4px;
  padding: 10px 18px;
  font-size: 12px
}

.filters button:hover {
  border-color: var(--green)
}

.filters button.active {
  background: var(--night);
  color: white;
  border-color: var(--night)
}

.topic {
  display: grid;
  grid-template-columns: 160px 1fr 100px;
  gap: 30px;
  border-bottom: 1px solid var(--line);
  padding: 33px 0;
  align-items: center
}

.topic[hidden] {
  display: none
}

.topic>span {
  font-size: 11px;
  color: var(--green)
}

.topic h3 {
  font-size: 24px
}

.topic p {
  margin-top: 10px;
  font-size: 13px;
  color: var(--muted)
}

.topic-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px
}

.topic-link:hover {
  text-decoration: underline
}

.agenda-download {
  margin-top: 65px;
  border: 1px solid var(--line);
  padding: 35px
}

.agenda-download p {
  font-size: 13px;
  color: var(--muted);
  margin-top: 15px
}

.agenda-download a {
  margin-top: 25px
}

.startup-feature {
  padding-block: 90px;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: center
}

.startup-feature>.startup-poster {
  background: var(--night);
  color: white;
  padding: 40px;
  min-height: 620px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column
}

.startup-poster>span,
.startup-poster>p {
  font-size: 11px;
  letter-spacing: .15em;
  z-index: 1
}

.startup-poster>h2 {
  font-size: 52px;
  position: relative;
  z-index: 1;
  margin-top: 35px
}

.startup-poster>p {
  margin-top: auto;
  padding-top: 200px
}

.pixel-field {
  position: absolute;
  right: 0;
  bottom: 80px;
  display: grid;
  grid-template-columns: repeat(6, 28px);
  gap: 12px;
  transform: rotate(-15deg)
}

.pixel-field i {
  height: 28px;
  background: var(--lime)
}

.pixel-field i:nth-child(3n) {
  transform: scale(.5)
}

.pixel-field i:nth-child(5n) {
  opacity: .2
}

.startup-feature h2 {
  margin-bottom: 25px
}

.startup-feature .lead+p {
  font-size: 14px;
  color: var(--muted);
  margin-top: 20px
}

.startup-feature .notice {
  margin-top: 30px
}

.startup-feature .text-link {
  margin-top: 22px
}

.info-rows {
  padding-block: 40px 85px
}

.info-rows>p {
  font-size: 14px;
  color: var(--muted);
  margin-top: 20px;
  margin-bottom: 35px
}

.info-rows>h2 {
  margin-bottom: 35px
}

details {
  border-bottom: 1px solid var(--line);
  padding-block: 24px
}

summary {
  cursor: pointer;
  font-size: 18px;
  font-weight: 600;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px
}

summary::-webkit-details-marker {
  display: none
}

summary:after {
  content: '+';
  font-size: 26px;
  font-weight: 300;
  color: var(--green)
}

details[open]>summary:after {
  content: '−'
}

details>p {
  font-size: 14px;
  color: var(--muted);
  margin-top: 18px;
  max-width: 75ch
}

.practical {
  padding-block: 90px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 90px
}

.venue {
  background: var(--night);
  padding: 40px;
  color: white;
  position: relative;
  overflow: hidden;
  min-height: 460px;
  display: flex;
  flex-direction: column
}

.venue>span {
  font-size: 11px;
  letter-spacing: .15em
}

.venue h2 {
  font-size: 34px;
  margin-top: 35px;
  position: relative;
  z-index: 1
}

.venue p {
  font-size: 14px;
  margin-top: 20px
}

.venue>a {
  margin-top: auto;
  font-size: 11px;
  position: relative;
  z-index: 1
}

.venue-lines {
  position: absolute;
  bottom: 40px;
  right: 0;
  transform: rotate(-25deg);
  opacity: .25
}

.venue-lines i {
  height: 1px;
  background: var(--lime);
  width: 400px;
  margin: 18px 0;
  display: block
}

.practical-facts {
  display: flex;
  flex-direction: column;
  justify-content: space-between
}

.practical-facts>div {
  padding-block: 25px;
  border-bottom: 1px solid var(--line)
}

.practical-facts span {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .1em
}

.practical-facts h3 {
  font-size: 24px;
  margin-top: 12px
}

.practical-facts p {
  font-size: 13px;
  color: var(--muted);
  margin-top: 15px
}

.practical-facts .text-link {
  display: flex;
  margin-top: 10px
}

.participation {
  padding-block: 90px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 90px
}

.participation h2 {
  margin-bottom: 30px
}

.participation .notice+p {
  margin-top: 25px;
  font-size: 14px;
  color: var(--muted)
}

.participation .outline {
  margin-top: 25px
}

.checklist {
  align-self: start;
  background: white;
  border: 1px solid var(--line);
  padding: 35px
}

.checklist>p {
  margin-top: 20px;
  font-size: 12px;
  color: var(--muted)
}

.checklist label {
  font-size: 13px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer
}

.checklist input {
  accent-color: var(--green);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 3px
}

.plain-button {
  background: none;
  border: 0;
  border-bottom: 1px solid currentColor;
  padding: 5px 0;
  margin-top: 18px;
  font-size: 11px
}

.participation-links {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  padding-bottom: 90px
}

@media(min-width:1600px) {
  .hero-inner {
    min-height: 820px
  }
}

@media(max-width:1150px) {
  .site-header {
    padding: 0 28px;
    gap: 20px
  }

  .brand {
    width: 205px
  }

  .site-header nav {
    gap: 18px;
    font-size: 11px
  }

  .header-cta {
    font-size: 11px;
    padding: 12px 15px;
    gap: 12px
  }

  .wrap {
    width: calc(100% - 72px)
  }

  .hero-inner {
    min-height: 700px
  }

  .hero h1 {
    font-size: 62px
  }

  .pillar-layout {
    gap: 40px
  }

  .pillar-panels article {
    grid-template-columns: 145px 1fr;
    gap: 25px
  }

  .diagram {
    transform: scale(.75);
    transform-origin: left center;
    margin-right: -45px
  }

  .week-editorial {
    gap: 50px
  }

  .statement-bottom {
    gap: 25px
  }

  .startup-feature {
    gap: 45px
  }

  .practical,
  .participation {
    gap: 45px
  }
}

@media(max-width:900px) {
  .site-header {
    height: 82px;
    padding: 0 24px;
    gap: 20px
  }

  .brand {
    width: 220px
  }

  .menu-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    background: none;
    border: 0;
    padding: 12px;
    font-size: 12px;
    margin-left: auto
  }

  .menu-toggle span {
    width: 20px;
    height: 10px;
    border-top: 1px solid;
    border-bottom: 1px solid
  }

  .site-header nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 81px;
    background: white;
    padding: 25px 32px 35px;
    font-size: 18px;
    border-bottom: 1px solid var(--line)
  }

  .site-header.menu-open nav {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px
  }

  .header-cta {
    min-height: 44px
  }

  .hero h1 {
    font-size: 54px
  }

  .hero-inner {
    padding-top: 60px;
    min-height: 660px
  }

  .hero-art {
    min-height: 400px
  }

  .hero-desc {
    font-size: 14px
  }

  .statement-bottom {
    grid-template-columns: 60px 1fr
  }

  .statement-bottom>.text-link {
    grid-column: 2;
    justify-self: start
  }

  .pillar-layout {
    grid-template-columns: 1fr;
    gap: 35px
  }

  .pillar-tabs {
    flex-direction: row;
    gap: 25px
  }

  .pillar-tabs button {
    flex: 1;
    font-size: 21px;
    gap: 10px
  }

  .pillar-panels article {
    grid-template-columns: 190px 1fr;
    gap: 45px;
    min-height: 220px
  }

  .diagram {
    transform: none;
    margin: 0
  }

  .week-editorial {
    gap: 35px
  }

  .date-poster {
    padding: 28px;
    min-height: 430px
  }

  .week-list h3 {
    font-size: 25px
  }

  .cyber-band .wrap {
    gap: 45px;
    grid-template-columns: 145px 1fr
  }

  .cyber-band h2 {
    font-size: 30px
  }

  .closing {
    gap: 40px
  }

  .footer-top {
    gap: 35px
  }

  .footer-name {
    font-size: 20px
  }

  .editorial {
    gap: 40px;
    grid-template-columns: .7fr 1.5fr
  }

  .pillar-story {
    gap: 35px
  }

  .pillar-story>div:first-child {
    gap: 16px
  }

  .pillar-story h2 {
    font-size: 25px
  }

  .startup-feature {
    gap: 30px
  }

  .startup-feature>.startup-poster {
    padding: 30px
  }

  .startup-poster>h2 {
    font-size: 42px
  }

  .topic {
    grid-template-columns: 120px 1fr 85px;
    gap: 20px
  }

  .practical {
    gap: 35px
  }

  .venue {
    padding: 30px
  }

  .venue h2 {
    font-size: 28px
  }

  .participation {
    gap: 30px
  }

  .checklist {
    padding: 25px
  }
}

@media(max-width:640px) {
  body {
    font-size: 14px
  }

  .wrap {
    width: calc(100% - 40px)
  }

  .site-header {
    padding: 0 20px;
    height: 78px;
    gap: 5px
  }

  .brand {
    width: 188px
  }

  .header-cta {
    display: none
  }

  .site-header nav {
    top: 77px
  }

  .menu-toggle {
    padding-right: 0
  }

  .hero-inner {
    display: flex;
    flex-direction: column;
    padding-top: 43px;
    min-height: 0
  }

  .hero-copy {
    padding-bottom: 0
  }

  .edition {
    font-size: 11px;
    letter-spacing: .075em;
    margin-bottom: 23px
  }

  .hero h1 {
    font-size: clamp(40px, 11.2vw, 66px);
    line-height: 1.1;
    letter-spacing: -.04em
  }

  .hero-desc {
    font-size: 13px;
    margin-top: 22px
  }

  .hero .outline {
    margin-top: 24px;
    font-size: 11px;
    min-height: 46px;
    padding: 12px 16px
  }

  .hero-art {
    height: 340px;
    min-height: 340px;
    margin-top: 10px;
    align-self: auto
  }

  .hero-art:before {
    top: 15%;
    left: 10px
  }

  .hero-art:after {
    right: 8px
  }

  .art-coordinate {
    right: 0;
    font-size: 11px
  }

  #network-scene {
    inset: -35px -20px -5px
  }

  .art-note {
    left: 10px;
    font-size: 11px;
    bottom: 8px
  }

  .hero-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    padding: 22px 0 25px
  }

  .hero-info strong {
    font-size: 16px;
    line-height: 1.5
  }

  .hero-info em {
    display: block;
    margin: 0;
    font-size: 13px
  }

  .hero-info p {
    font-size: 11px
  }

  .hero-info span:not(.scroll-cue span) {
    font-size: 11px;
    letter-spacing: .05em
  }

  .scroll-cue {
    display: none
  }

  .statement {
    padding-block: 65px
  }

  .section-note {
    font-size: 11px
  }

  .statement h2 {
    font-size: 29px;
    line-height: 1.3
  }

  .statement-bottom {
    grid-template-columns: 1fr;
    margin-top: 25px;
    gap: 25px
  }

  .small-pixels {
    display: none
  }

  .statement-bottom p {
    font-size: 13px
  }

  .statement-bottom>.text-link {
    grid-column: auto
  }

  .text-link {
    font-size: 12px;
    gap: 20px
  }

  .pillars-section {
    padding-block: 55px
  }

  .section-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px
  }

  .section-heading h2 {
    font-size: 31px
  }

  .section-heading p {
    font-size: 12px
  }

  .pillar-tabs {
    gap: 14px
  }

  .pillar-tabs button {
    font-size: 13px;
    padding: 17px 0;
    gap: 3px
  }

  .pillar-tabs svg {
    width: 16px
  }

  .pillar-panels article {
    grid-template-columns: 1fr;
    gap: 20px
  }

  .diagram {
    width: 190px;
    justify-self: center;
    margin-block: 15px
  }

  .pillar-panels h3 {
    font-size: 26px
  }

  .pillar-panels p {
    font-size: 13px
  }

  .week {
    padding-block: 65px
  }

  .week-editorial {
    grid-template-columns: 1fr;
    gap: 35px
  }

  .date-poster {
    min-height: 280px;
    padding: 32px
  }

  .date-poster>div:not(.poster-pixels) {
    font-size: 100px
  }

  .week-list>a {
    padding: 25px 35px 25px 0
  }

  .week-list h3 {
    font-size: 27px
  }

  .cyber-band {
    padding-block: 55px
  }

  .cyber-band .wrap {
    grid-template-columns: 1fr;
    gap: 30px
  }

  .cyber-symbol {
    width: 80px;
    height: 80px
  }

  .cyber-symbol svg {
    width: 40px;
    height: 40px
  }

  .cyber-band h2 {
    font-size: 30px
  }

  .cyber-band p {
    font-size: 13px
  }

  .closing {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-block: 65px
  }

  .closing h2 {
    font-size: 44px
  }

  .closing p {
    font-size: 13px
  }

  footer {
    padding: 45px 20px 25px
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 35px 25px;
    padding-bottom: 35px
  }

  .footer-top>div:first-child {
    grid-column: 1/-1
  }

  .footer-name {
    font-size: 23px
  }

  .footer-top p {
    font-size: 12px;
    margin-top: 18px
  }

  .footer-date {
    font-size: 12px
  }

  .footer-date .text-link {
    gap: 5px;
    font-size: 11px
  }

  .footer-bottom {
    flex-wrap: wrap;
    gap: 12px;
    font-size: 11px
  }

  .footer-bottom span:first-child {
    width: 100%
  }

  .footer-bottom a {
    margin-left: auto
  }

  .page-intro .wrap {
    padding-block: 25px 50px
  }

  .breadcrumb {
    font-size: 11px;
    margin-bottom: 40px
  }

  .page-intro h1 {
    font-size: 38px
  }

  .page-intro p {
    font-size: 13px
  }

  .intro-pixels {
    right: -25px;
    opacity: .1
  }

  .editorial {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-block: 55px
  }

  .editorial aside {
    border-bottom: 1px solid var(--line);
    padding-bottom: 25px
  }

  .editorial h2 {
    font-size: 29px;
    margin-bottom: 20px
  }

  .lead {
    font-size: 17px
  }

  .pillar-story {
    grid-template-columns: 1fr;
    gap: 25px;
    padding-block: 40px
  }

  .pillar-story h3 {
    font-size: 24px
  }

  .pillar-story h2 {
    font-size: 27px
  }

  .programme {
    padding-block: 45px
  }

  .notice {
    padding: 22px;
    font-size: 13px
  }

  .programme>.notice {
    margin-bottom: 45px
  }

  .filters {
    gap: 7px
  }

  .filters button {
    padding: 9px 11px;
    font-size: 11px
  }

  .topic {
    grid-template-columns: 1fr;
    gap: 15px;
    padding: 27px 0
  }

  .topic h3 {
    font-size: 23px
  }

  .topic>span {
    font-size: 11px
  }

  .topic-link {
    width: fit-content
  }

  .agenda-download {
    margin-top: 40px;
    padding: 24px
  }

  .agenda-download h3 {
    font-size: 24px
  }

  .startup-feature {
    padding-block: 50px;
    grid-template-columns: 1fr;
    gap: 45px
  }

  .startup-feature>.startup-poster {
    min-height: 450px
  }

  .startup-poster>p {
    padding-top: 100px
  }

  .startup-poster>h2 {
    font-size: 45px
  }

  .info-rows {
    padding-block: 20px 55px
  }

  .info-rows h2 {
    font-size: 30px
  }

  .info-rows summary {
    font-size: 16px
  }

  details>p {
    font-size: 13px
  }

  .practical {
    padding-block: 50px;
    grid-template-columns: 1fr;
    gap: 30px
  }

  .venue {
    min-height: 400px
  }

  .venue h2 {
    font-size: 31px
  }

  .venue>a {
    font-size: 11px;
    gap: 10px
  }

  .practical-facts h3 {
    font-size: 23px
  }

  .participation {
    padding-block: 50px;
    grid-template-columns: 1fr;
    gap: 40px
  }

  .participation-links {
    flex-direction: column;
    gap: 15px;
    padding-bottom: 55px
  }

  .participation h2 {
    font-size: 34px
  }

  .checklist {
    padding: 25px
  }

  .button,
  .outline {
    font-size: 12px
  }

  .participation .outline {
    gap: 12px
  }
}

@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior: auto
  }

  *,
  *:before,
  *:after {
    animation: none !important;
    transition: none !important
  }
}

.footer-date .text-link {
  display: flex
}

.mobile-badge {
  display: none !important
}

@media(max-width:640px) {
  .site-header nav .mobile-badge {
    display: block !important;
    color: var(--green);
    font-weight: 600
  }

  .hero-art {
    margin-top: 28px
  }

  .art-coordinate {
    display: none
  }
}

/* Approved mockup — green portal on an ivory banner. */
.portal-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--brand-surface);
  color: var(--brand-night);
  min-height: 780px
}

.portal-art {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden
}

.portal-art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block
}

.portal-content {
  min-height: 780px;
  position: relative;
  padding-top: 60px;
  padding-bottom: 45px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px
}

.portal-copy {
  max-width: 44%
}

.portal-edition {
  display: flex;
  align-items: center;
  gap: 15px;
  font-size: 11px;
  margin-bottom: 22px;
  font-weight: 400
}

.portal-edition span {
  background: var(--brand-mist);
  color: var(--brand-night);
  padding: 3px 7px;
  font-weight: 600;
  white-space: nowrap
}

.portal-copy h1 {
  font-size: clamp(78px, 8.1vw, 116px);
  font-weight: 700;
  line-height: .91;
  letter-spacing: -.04em;
  text-wrap: initial
}

.portal-tagline {
  font-size: clamp(20px, 2vw, 28px);
  line-height: 1.3;
  margin-top: 27px;
  letter-spacing: -.025em
}

.portal-details {
  max-width: 43%;
  padding: 0
}

.portal-date {
  font-size: clamp(24px, 2.6vw, 36px);
  font-weight: 700;
  letter-spacing: -.035em;
  line-height: 1.2
}

.portal-venue {
  font-size: 14px;
  margin-top: 12px;
  line-height: 1.5
}

.portal-details .outline {
  margin-top: 22px;
  background: var(--brand-surface)
}

.portal-details .outline:hover {
  background: var(--night)
}

@media(min-width:1600px) {

  .portal-content,
  .portal-hero {
    min-height: 920px
  }

  .portal-art img {
    object-position: center 30%
  }
}

@media(min-width:701px) and (max-width:1100px) {

  .portal-content,
  .portal-hero {
    min-height: 740px
  }

  .portal-copy {
    max-width: 48%
  }

  .portal-copy h1 {
    font-size: 82px
  }

  .portal-edition {
    flex-wrap: wrap;
    gap: 7px
  }

  .portal-art img {
    object-position: 48% top
  }

  .portal-details {
    max-width: 45%
  }

  .portal-tagline {
    font-size: 21px
  }

  .portal-venue {
    font-size: 12px
  }
}

@media(max-width:700px) {
  .portal-hero {
    min-height: 0;
    display: flex;
    flex-direction: column
  }

  .portal-art {
    position: relative;
    inset: auto;
    order: 2;
    height: 380px;
    margin-top: -15px;
    z-index: 0
  }

  .portal-art img {
    object-fit: cover;
    object-position: right center
  }

  .portal-content {
    min-height: 0;
    display: contents
  }

  .portal-copy {
    order: 1;
    max-width: none;
    padding: 35px 24px 10px;
    position: relative;
    z-index: 1
  }

  .portal-copy h1 {
    font-size: clamp(70px, 18vw, 104px);
    line-height: .94
  }

  .portal-edition {
    font-size: 11px;
    margin-bottom: 20px;
    gap: 10px
  }

  .portal-tagline {
    font-size: 21px;
    margin-top: 22px
  }

  .portal-details {
    order: 3;
    max-width: none;
    padding: 25px 24px 40px;
    background: var(--brand-surface)
  }

  .portal-date {
    font-size: 28px
  }

  .portal-venue {
    font-size: 13px
  }

  .portal-details .outline {
    margin-top: 20px
  }
}

/* Pages internes alignées sur la direction visuelle de la page d’accueil. */
:root {
  --night: var(--brand-night);
  --paper: #fff;
  --line: var(--brand-mist);
  --radius: 10px
}

body {
  background: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility
}

.wrap {
  width: min(1180px, calc(100% - 48px))
}

.site-header {
  height: 84px;
  padding: 0 var(--internal-gutter, max(24px, calc((100vw - 1180px)/2)));
  border-bottom: 0;
  box-shadow: 0 1px 0 var(--line);
  position: sticky;
  top: 0;
}

.brand {
  width: 216px
}

.site-header nav {
  gap: 22px
}

.site-header nav a {
  font-size: 12px
}

.header-cta {
  min-height: 44px;
  padding: 12px 18px;
  border: 0;
  background: var(--brand-mist);
  color: var(--brand-night)
}

.header-cta:hover {
  background: var(--brand-blue);
  color: #fff
}

.page-intro {
  position: relative;
  isolation: isolate;
  min-height: 8rem;
  background: var(--brand-night);
  color: #fff;

}

.page-intro::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -2;
  background: url('../images/sommet-numerique.webp') center 45%/cover no-repeat
}

.page-intro::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(4, 17, 35, .96), rgba(4, 17, 35, .78) 48%, rgba(4, 17, 35, .18) 82%)
}

.page-intro .wrap {
  min-height: 8rem;
  padding-block: 30px 58px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end
}

.breadcrumb {
  margin-bottom: auto;
  color: var(--brand-mist)
}

.page-intro h1 {
  max-width: 760px;
  font-size: clamp(32px, 3.2vw, 46px);
  line-height: 1.12;
  letter-spacing: -.03em
}

.page-intro p {
  margin-top: 20px;
  font-size: 14px;
  color: var(--brand-mist)
}

.intro-pixels {
  display: none
}

h2 {
  font-size: clamp(28px, 2.8vw, 38px)
}

h3 {
  font-size: 22px
}

.editorial,
.startup-feature,
.practical,
.participation {
  padding-block: 72px;
  gap: clamp(40px, 7vw, 82px)
}

.pillar-story {
  padding-block: 48px
}

.programme {
  padding-block: 64px
}

.programme>.notice {
  margin-bottom: 52px
}

.notice {
  border-radius: 12px;
  background: var(--brand-surface)
}

.filters button {
  border-radius: 8px
}

.filters button.active {
  background: var(--brand-night);
  border-color: var(--brand-night)
}

.agenda-download,
.checklist {
  border: 0;
  border-radius: 14px;
  background: var(--brand-surface);
  box-shadow: 0 16px 42px rgba(4, 17, 35, .07)
}

.startup-feature>.startup-poster,
.venue {
  border-radius: 16px;
  background: var(--brand-night)
}

.startup-poster>h2 {
  font-size: clamp(34px, 3.6vw, 46px)
}

.closing {
  padding-block: 78px
}

.closing h2 {
  font-size: clamp(34px, 3.7vw, 50px)
}

.button,
.outline {
  border-radius: 8px
}

.button {
  background: var(--brand-blue)
}

.button.header-cta {
  background: var(--brand-mist);
  color: var(--brand-night)
}

.button.header-cta:hover {
  background: var(--brand-blue);
  color: #fff
}

.outline {
  border-color: var(--brand-blue)
}

footer {
  background: var(--brand-night);
  color: #fff;
  padding-top: 54px
}

.footer-name {
  color: #fff
}

.footer-top p,
.footer-bottom {
  color: var(--brand-mist)
}

.footer-bottom {
  border-top-color: rgba(255, 255, 255, .18)
}

.footer-date .text-link {
  color: #fff
}

@media(max-width:900px) {
  .site-header {
    padding-inline: 24px
  }

  .site-header nav {
    top: 83px
  }

  .page-intro,
  .page-intro .wrap {
    min-height: 380px
  }
}

@media(max-width:640px) {
  .wrap {
    width: calc(100% - 40px)
  }

  .site-header {
    height: 76px
  }

  .site-header nav {
    top: 75px
  }

  .page-intro,
  .page-intro .wrap {
    min-height: 340px
  }

  .page-intro .wrap {
    padding-block: 24px 42px
  }

  .page-intro h1 {
    font-size: 32px
  }

  .page-intro p {
    font-size: 13px
  }

  .editorial,
  .startup-feature,
  .practical,
  .participation {
    padding-block: 50px
  }

  .closing {
    padding-block: 58px
  }

  .startup-poster>h2 {
    font-size: 36px
  }
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--brand-blue);
  outline-offset: 5px;
  box-shadow: 0 0 0 7px var(--brand-white);
}