@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300..600;1,9..144,300..600&family=Space+Grotesk:wght@300..700&display=swap');

/* ==========================================================================
   IA TOURS — La lumière traverse la structure.
   Vitrail numérique × Loire × Réseau
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  /* nuit de pierre */
  --night: #060B18;
  --night-2: #0A1122;
  --panel: #0D1526;
  --deep: #04070F;

  /* lumineux */
  --ivory: #F2EDE1;
  --ivory-dim: #C8C2B0;

  /* texte */
  --text: #A9B5CD;
  --text-dim: #7A88A4;

  /* verres */
  --loire: #4E7FA8;
  --loire-l: #6FA6D6;
  --cobalt: #3D6BE8;
  --turq: #27C4B0;
  --turq-l: #5FE3D2;
  --amber: #E5A83C;
  --amber-l: #F4C46B;

  /* traits */
  --edge: rgba(140, 170, 220, .16);
  --hair: rgba(140, 170, 220, .12);
  --hair-strong: rgba(140, 170, 220, .22);

  --font-serif: 'Fraunces', Georgia, serif;
  --font-sans: 'Space Grotesk', system-ui, sans-serif;

  --ease: cubic-bezier(.22, .8, .3, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--night);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* texture — grain discret */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 2000;
  pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

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

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--deep); }
::-webkit-scrollbar-thumb { background: #1B2A47; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #2A3F66; }

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img, svg { display: block; }
em { font-style: italic; }

:focus-visible {
  outline: 2px solid rgba(95, 227, 210, .65);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip {
  position: fixed;
  top: -60px;
  left: 16px;
  z-index: 3000;
  padding: .7rem 1.2rem;
  background: var(--amber);
  color: var(--night);
  font-weight: 600;
  border-radius: 4px;
  transition: top .3s var(--ease);
}
.skip:focus { top: 12px; }

/* ---------- Utilitaires ---------- */
.container { width: min(1180px, 92vw); margin-inline: auto; }

.section {
  position: relative;
  padding: clamp(84px, 12vh, 132px) 0;
  scroll-margin-top: 84px;
}

.section-alt {
  background:
    linear-gradient(180deg, rgba(13, 21, 38, .92), rgba(10, 17, 34, .55)),
    var(--night-2);
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--turq-l);
  margin-bottom: 1.4rem;
}

.k-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 10px rgba(229, 168, 60, .7);
  flex: none;
}

.section-head { max-width: 720px; margin-bottom: clamp(2.8rem, 5vw, 4.4rem); }

.section-head h2, .cta h2 {
  font-family: var(--font-serif);
  font-weight: 430;
  font-size: clamp(2.1rem, 4.6vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -.015em;
  color: var(--ivory);
}

.section-lead {
  margin-top: 1.3rem;
  max-width: 560px;
  font-size: 1.075rem;
  color: var(--text-dim);
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .95rem 1.9rem;
  font-family: var(--font-sans);
  font-size: .95rem;
  font-weight: 500;
  letter-spacing: .02em;
  border-radius: 3px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .3s var(--ease), background-color .3s var(--ease),
              border-color .3s var(--ease), color .3s var(--ease), box-shadow .3s var(--ease);
}

.btn-primary {
  background: var(--ivory);
  color: var(--night);
}
.btn-primary:hover {
  background: #fff;
  transform: translateY(-2px);
  box-shadow: 0 18px 44px -18px rgba(242, 237, 225, .35);
}

.btn-ghost {
  border-color: var(--hair-strong);
  color: var(--ivory);
}
.btn-ghost:hover {
  border-color: rgba(95, 227, 210, .55);
  color: var(--turq-l);
  transform: translateY(-2px);
}

.btn-s { padding: .62rem 1.25rem; font-size: .85rem; }

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  transition: background-color .4s var(--ease), border-color .4s var(--ease),
              backdrop-filter .4s var(--ease);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(6, 11, 24, .62);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--hair);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 2.4rem;
  height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  color: var(--ivory);
}

.brand-mark { width: 34px; height: 34px; color: var(--loire-l); transition: transform .5s var(--ease), color .3s var(--ease); }
.brand:hover .brand-mark { transform: rotate(45deg); color: var(--turq-l); }
.bm-core { color: var(--amber); }

.brand-text {
  font-size: 1.02rem;
  font-weight: 300;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.brand-text strong { font-weight: 600; }

.nav-links {
  display: flex;
  gap: 2rem;
  margin-left: auto;
  font-size: .9rem;
  color: var(--text);
}

.nav-links a {
  position: relative;
  padding: .4rem 0;
  transition: color .3s var(--ease);
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--turq), var(--amber));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s var(--ease);
}
.nav-links a:hover { color: var(--ivory); }
.nav-links a:hover::after { transform: scaleX(1); }

.nav-cta { flex: none; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 7px;
  width: 44px;
  height: 44px;
  margin-left: auto;
  background: none;
  border: 0;
  cursor: pointer;
}

.nt-bar {
  display: block;
  width: 26px;
  height: 1.5px;
  margin-inline: auto;
  background: var(--ivory);
  transition: transform .35s var(--ease), opacity .3s var(--ease);
}

body.menu-open .nt-bar:nth-child(1) { transform: translateY(4.25px) rotate(45deg); }
body.menu-open .nt-bar:nth-child(2) { transform: translateY(-4.25px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 900;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 3rem;
  padding: 100px 8vw 48px;
  background:
    radial-gradient(ellipse 90% 60% at 70% 20%, rgba(61, 107, 232, .12), transparent 60%),
    radial-gradient(ellipse 70% 50% at 20% 90%, rgba(39, 196, 176, .08), transparent 60%),
    var(--night);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity .4s var(--ease), transform .4s var(--ease), visibility 0s .4s;
}

body.menu-open .mobile-menu {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition: opacity .4s var(--ease), transform .4s var(--ease);
}

.mobile-menu nav { display: flex; flex-direction: column; gap: .4rem; }

.mobile-menu nav a {
  display: flex;
  align-items: baseline;
  gap: 1.2rem;
  padding: .85rem 0;
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 7.5vw, 2.6rem);
  font-weight: 400;
  color: var(--ivory);
  border-bottom: 1px solid var(--hair);
  transition: color .3s var(--ease), padding-left .3s var(--ease);
}
.mobile-menu nav a:hover { color: var(--turq-l); padding-left: .6rem; }
.mobile-menu nav a em {
  font-family: var(--font-sans);
  font-style: normal;
  font-size: .8rem;
  letter-spacing: .2em;
  color: var(--text-dim);
}

.mm-foot { font-size: .9rem; color: var(--text-dim); line-height: 1.8; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 140px 0 56px;
  overflow: hidden;
}

.hero-bg { position: absolute; inset: 0; pointer-events: none; }

.ambient { position: absolute; border-radius: 50%; filter: blur(90px); }

.a1 {
  width: 56vw;
  height: 56vw;
  max-width: 900px;
  max-height: 900px;
  top: -18%;
  left: -12%;
  background: radial-gradient(circle, rgba(61, 107, 232, .16), transparent 65%);
  animation: glowDrift 22s ease-in-out infinite alternate;
}

.a2 {
  width: 48vw;
  height: 48vw;
  max-width: 760px;
  max-height: 760px;
  bottom: -22%;
  right: -10%;
  background: radial-gradient(circle, rgba(39, 196, 176, .11), transparent 65%);
  animation: glowDrift 26s ease-in-out infinite alternate-reverse;
}

@keyframes glowDrift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(4%, 5%, 0) scale(1.08); }
}

/* — la Loire du hero — */
.loire-hero { position: absolute; inset: 0; width: 100%; height: 100%; }

.lh-base {
  fill: none;
  stroke: url(#lhGrad);
  stroke-width: 1.4;
  opacity: .55;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: loireDraw 2.6s var(--ease) .5s forwards;
}

.lh-glow {
  fill: none;
  stroke: url(#lhGrad);
  stroke-width: 6;
  opacity: .16;
}

.lh-run {
  fill: none;
  stroke: var(--turq-l);
  stroke-width: 1.8;
  stroke-linecap: round;
  opacity: 0;
  stroke-dasharray: .04 .96;
  animation: loireRun 11s linear 1.4s infinite, loireFade 1.6s ease 1.4s forwards;
}

@keyframes loireDraw { to { stroke-dashoffset: 0; } }

@keyframes loireRun {
  from { stroke-dashoffset: 1; }
  to   { stroke-dashoffset: -.1; }
}

@keyframes loireFade { to { opacity: .8; } }

.hero-cursor-glow {
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  left: var(--hx, 50%);
  top: var(--hy, 50%);
  translate: -50% -50%;
  background: radial-gradient(circle, rgba(95, 227, 210, .07), transparent 62%);
  pointer-events: none;
}

/* — grille — */
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  align-items: center;
  gap: 2rem;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .6rem;
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 2.2rem;
}

.hero-eyebrow .sep { color: var(--amber); }

.node-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 0 rgba(229, 168, 60, .5);
  animation: nodePulse 2.8s ease-out infinite;
  flex: none;
}

@keyframes nodePulse {
  0%   { box-shadow: 0 0 0 0 rgba(229, 168, 60, .55); }
  70%  { box-shadow: 0 0 0 12px rgba(229, 168, 60, 0); }
  100% { box-shadow: 0 0 0 0 rgba(229, 168, 60, 0); }
}

/* — le titre — */
.hero-title { margin-bottom: 2.2rem; }

.hero-title .ia {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  font-weight: 300;
  font-size: clamp(1.15rem, 2.6vw, 1.7rem);
  letter-spacing: .6em;
  margin-right: -.6em;
  margin-bottom: .9rem;
  color: var(--loire-l);
}
.hero-title .ia::before,
.hero-title .ia::after {
  content: "";
  flex: 1;
  max-width: 110px;
  height: 1px;
}
.hero-title .ia::before { background: linear-gradient(90deg, transparent, var(--hair-strong)); }
.hero-title .ia::after { background: linear-gradient(90deg, var(--hair-strong), transparent); }

.hero-title .tours {
  display: block;
  font-family: var(--font-serif);
  font-weight: 470;
  font-size: clamp(4.2rem, 12vw, 10.4rem);
  line-height: .92;
  letter-spacing: .01em;
  text-transform: uppercase;
  color: var(--ivory);
  font-variation-settings: 'opsz' 144;
  text-shadow: 0 0 90px rgba(61, 107, 232, .28);
}

.title-node {
  display: inline-block;
  width: .13em;
  height: .13em;
  margin-left: .06em;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 .5em rgba(229, 168, 60, .9);
  animation: nodePulse 3.2s ease-out infinite;
}

.hero-lead {
  max-width: 33rem;
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  color: var(--text);
  margin-bottom: 2.6rem;
}
.hero-lead em {
  display: block;
  margin-top: .8rem;
  font-family: var(--font-serif);
  font-size: 1.06em;
  color: var(--ivory);
}

.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; }

/* — la rose — */
.hero-rose {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 480px;
}

.rose { width: min(100%, 620px); height: auto; }

.rose-glow {
  position: absolute;
  width: 74%;
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(61, 107, 232, .2), rgba(39, 196, 176, .07) 46%, transparent 68%);
  filter: blur(18px);
  animation: breathe 13s ease-in-out infinite alternate;
}

@keyframes breathe {
  from { transform: scale(.94); opacity: .8; }
  to   { transform: scale(1.05); opacity: 1; }
}

.hero-coords {
  position: absolute;
  right: -8px;
  top: 50%;
  translate: 0 -50%;
  writing-mode: vertical-rl;
  font-size: .68rem;
  letter-spacing: .3em;
  color: var(--text-dim);
  opacity: .8;
}

/* — pied du hero — */
.hero-foot {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-top: clamp(2.4rem, 5vh, 4.5rem);
  padding-top: 1.8rem;
  border-top: 1px solid var(--hair);
}

.hero-scroll {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .8rem;
  flex: none;
  color: var(--text-dim);
  margin-left: auto;
  transition: color .3s var(--ease);
}
.hero-scroll:hover { color: var(--turq-l); }

.scroll-track {
  position: relative;
  width: 1px;
  height: 52px;
  background: var(--hair-strong);
  overflow: hidden;
}

.scroll-dot {
  position: absolute;
  left: -1.5px;
  width: 4px;
  height: 14px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--turq-l), var(--amber));
  animation: scrollDot 2.2s var(--ease) infinite;
}

@keyframes scrollDot {
  0%   { transform: translateY(-16px); opacity: 0; }
  35%  { opacity: 1; }
  100% { transform: translateY(56px); opacity: 0; }
}

.scroll-txt {
  font-size: .68rem;
  letter-spacing: .28em;
  text-transform: uppercase;
}

/* ---------- Le vitrail numérique (SVG généré) ---------- */
.r-frags { mix-blend-mode: screen; }

.r-frags polygon { transition: opacity 1.2s var(--ease); }

.r-edges .edge {
  stroke: var(--edge);
  stroke-width: 1;
  fill: none;
  stroke-dasharray: var(--len);
  stroke-dashoffset: var(--len);
  transition: stroke .35s ease, stroke-width .35s ease;
  animation: drawEdge 1.15s var(--ease) forwards;
  animation-delay: calc(var(--lvl) * .17s + var(--jit));
}

.e-star, .e-star2 { stroke: rgba(140, 170, 220, .1); }
.e-core { stroke: rgba(140, 170, 220, .22); }

.edge.hot {
  stroke: var(--turq-l);
  stroke-width: 1.6;
}

.r-packets .packet {
  fill: none;
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-dasharray: var(--pkt) 100000;
  stroke-dashoffset: calc(var(--len) + var(--pkt));
  opacity: 0;
  animation: packetRun var(--dur) linear var(--pdelay) infinite;
  animation-play-state: paused;
  transition: opacity .8s ease;
}

.rose.live .packet { animation-play-state: running; opacity: .9; }

.r-nodes .node {
  fill: #8FA9D6;
  opacity: 0;
  cursor: crosshair;
  transform-box: fill-box;
  transform-origin: center;
  transition: fill .4s ease, opacity .4s ease, transform .5s cubic-bezier(.34, 1.56, .5, 1);
  animation: nodeIn .55s var(--ease) forwards;
  animation-delay: calc(var(--lvl) * .17s + .45s);
}

.node-core { fill: var(--amber); filter: drop-shadow(0 0 6px rgba(229, 168, 60, .8)); }
.r-nodes .node-core { opacity: 0; animation-delay: .25s; }

@keyframes nodeIn {
  from { opacity: 0; transform: scale(.2); }
  to   { opacity: .62; transform: scale(1); }
}

.r-nodes .node.settled {
  animation: none;
  opacity: .62;
  transform: none;
}
.r-nodes .node-core.settled { opacity: 1; }

.r-nodes .node.lit {
  fill: var(--turq-l);
  opacity: 1;
  transform: scale(1.9);
}
.r-nodes .node-core.lit { fill: var(--amber-l); }

.pulse-ring {
  fill: none;
  stroke: rgba(229, 168, 60, .55);
  stroke-width: 1;
  transform-box: fill-box;
  transform-origin: center;
  animation: pulseRing 4.6s ease-out infinite;
}

.pulse-ring.pr-2 { animation-delay: 2.3s; stroke: rgba(95, 227, 210, .4); }

@keyframes pulseRing {
  0%   { transform: scale(.25); opacity: .8; }
  100% { transform: scale(7.5); opacity: 0; }
}

/* ---------- Séparateur Loire ---------- */
.loire-divider {
  height: 130px;
  margin: -14px 0;
  position: relative;
  z-index: 1;
}

.loire-divider svg { width: 100%; height: 100%; }

.ld-base {
  fill: none;
  stroke: url(#ldGrad);
  stroke-width: 1;
  opacity: .5;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 1.8s var(--ease) .15s;
}

.loire-divider.in-view .ld-base { stroke-dashoffset: 0; }

.ld-run {
  fill: none;
  stroke: var(--turq-l);
  stroke-width: 1.4;
  stroke-linecap: round;
  opacity: .75;
  stroke-dasharray: .045 .955;
  animation: loireRun 9.5s linear infinite;
}

/* ---------- La posture ---------- */
.posture-title {
  font-family: var(--font-serif);
  font-weight: 430;
  font-size: clamp(2.6rem, 7.2vw, 5.6rem);
  line-height: 1.04;
  letter-spacing: -.018em;
  color: var(--ivory);
  font-variation-settings: 'opsz' 144;
  margin-bottom: clamp(2.4rem, 5vw, 3.8rem);
}

.pt-line { display: block; }

.pt-em { margin-left: clamp(0px, 8vw, 130px); }
.pt-em .w { font-style: italic; font-weight: 480; }
.w-em {
  background: linear-gradient(100deg, var(--turq-l), var(--loire-l));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.posture-title .w {
  display: inline-block;
  margin-right: .24em;
  opacity: 0;
  transform: translateY(.45em);
  filter: blur(6px);
  transition: opacity .7s var(--ease), transform .7s var(--ease), filter .7s var(--ease);
  transition-delay: var(--d);
}

.posture-title.in-view .w { opacity: 1; transform: none; filter: none; }

.posture-cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.8rem, 4vw, 3.6rem);
  max-width: 920px;
  font-size: 1.05rem;
}

.posture-pull {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  margin-top: clamp(2.6rem, 5vw, 4rem);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.25rem, 2.6vw, 1.8rem);
  color: var(--ivory);
}

.pull-node {
  width: 10px;
  height: 10px;
  flex: none;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 14px rgba(229, 168, 60, .8);
}

/* ---------- La méthode — cartes ---------- */
.methode {
  background-image:
    linear-gradient(180deg, rgba(13, 21, 38, .92), rgba(10, 17, 34, .55)),
    repeating-linear-gradient(90deg, rgba(126, 156, 208, .05) 0 1px, transparent 1px 76px),
    repeating-linear-gradient(58deg, rgba(126, 156, 208, .04) 0 1px, transparent 1px 104px);
  background-color: var(--night-2);
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.4rem;
}

.card {
  position: relative;
  overflow: hidden;
  padding: 2rem 1.7rem 1.9rem;
  border: 1px solid var(--hair);
  border-radius: 10px;
  background:
    linear-gradient(165deg, rgba(22, 32, 58, .55), rgba(9, 14, 28, .7));
  transition: transform .45s var(--ease), border-color .45s var(--ease),
              box-shadow .45s var(--ease);
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(95, 227, 210, .35);
  box-shadow: 0 30px 70px -34px rgba(39, 196, 176, .3);
}

/* lumière qui suit le pointeur */
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 0%),
              rgba(95, 227, 210, .1), transparent 62%);
  opacity: 0;
  transition: opacity .45s ease;
  pointer-events: none;
}
.card:hover::after { opacity: 1; }

.card > * { position: relative; z-index: 1; }

.card-num {
  position: absolute;
  top: 1.2rem;
  right: 1.4rem;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 330;
  font-size: 2.7rem;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(148, 178, 224, .34);
  z-index: 1;
}

.card h3 {
  font-family: var(--font-serif);
  font-weight: 480;
  font-size: 1.32rem;
  color: var(--ivory);
  margin-bottom: .8rem;
  padding-right: 3rem;
}

.card p { font-size: .93rem; color: var(--text-dim); }

/* fragment de vitrail — la lumière part du cœur */
.card-frag {
  width: 58px;
  height: 58px;
  margin-bottom: 1.5rem;
}

.cf { fill: none; stroke: rgba(148, 178, 224, .22); stroke-width: 1; transition: all .5s var(--ease); }
.cf-1 { fill: rgba(61, 107, 232, .1); }
.cf-2 { fill: rgba(39, 196, 176, .08); }
.cf-3 { fill: rgba(229, 168, 60, .18); }

.card:hover .cf-1 { fill: rgba(61, 107, 232, .26); transition-delay: 0s; }
.card:hover .cf-2 { fill: rgba(39, 196, 176, .24); transition-delay: .07s; }
.card:hover .cf-3 {
  fill: rgba(229, 168, 60, .55);
  filter: drop-shadow(0 0 6px rgba(229, 168, 60, .8));
  transition-delay: .14s;
}
.card:hover .cf-l { stroke: rgba(95, 227, 210, .4); transition-delay: .05s; }

/* ---------- Contact ---------- */
.cta { overflow: hidden; }

.cta-rose {
  position: absolute;
  top: 50%;
  right: -140px;
  translate: 0 -50%;
  width: min(46vw, 620px);
  opacity: .55;
  pointer-events: none;
}

.cta-glow {
  position: absolute;
  inset: 8%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(61, 107, 232, .18), transparent 66%);
  filter: blur(24px);
}

.cta-inner { position: relative; max-width: 760px; }

.cta h2 {
  font-size: clamp(2.5rem, 6vw, 4.4rem);
  margin-bottom: 1.6rem;
}

.accent {
  background-image: linear-gradient(90deg, var(--amber), rgba(229, 168, 60, .25));
  background-repeat: no-repeat;
  background-size: 100% 2px;
  background-position: 0 97%;
  padding-bottom: 6px;
}

.cta-lead { max-width: 520px; font-size: 1.1rem; color: var(--text); margin-bottom: 2.6rem; }

.cta-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 2rem; }

.cta-mail { font-size: .88rem; letter-spacing: .04em; color: var(--text-dim); }



/* ---------- Formulaire de contact ---------- */
.contact-popover {
  width: min(760px, calc(100vw - 32px));
  max-height: min(88vh, 900px);
  margin: auto;
  padding: 0;
  border: 1px solid rgba(148, 178, 224, .24);
  border-radius: 18px;
  background: #091321;
  color: var(--text);
  box-shadow: 0 28px 90px rgba(0,0,0,.55);
  overflow: auto;
}
.contact-popover::backdrop { background: rgba(2,7,15,.78); backdrop-filter: blur(5px); }
.contact-popover-shell { position: relative; padding: clamp(24px, 5vw, 46px); }
.contact-popover-shell h2 { font-family: var(--font-serif); font-size: clamp(2rem,5vw,3.4rem); font-weight: 430; line-height: 1; color: var(--ivory); margin: .9rem 0 1rem; }
.contact-popover-close { position: absolute; top: 16px; right: 16px; width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--hair); background: transparent; color: var(--ivory); font-size: 1.45rem; cursor: pointer; }
.contact-form-intro { max-width: 620px; margin-bottom: 1.6rem; color: var(--text-dim); }
.contact-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-field { display: grid; gap: .45rem; }
.contact-field-full { grid-column: 1 / -1; }
.contact-field label { font-size: .78rem; letter-spacing: .08em; color: var(--text); }
.contact-field input, .contact-field select, .contact-field textarea { width: 100%; border: 1px solid rgba(148,178,224,.24); border-radius: 10px; background: rgba(255,255,255,.045); color: var(--ivory); padding: .85rem .95rem; font: inherit; }
.contact-field select option { color: #101724; }
.contact-field textarea { min-height: 116px; resize: vertical; }
.contact-field input:focus-visible, .contact-field select:focus-visible, .contact-field textarea:focus-visible { outline: 2px solid var(--turq-l); outline-offset: 2px; }
.contact-form-note { margin: 1rem 0 1.35rem; color: var(--text-dim); font-size: .78rem; line-height: 1.55; }
.contact-form-note a { color: var(--turq-l); text-decoration: underline; text-underline-offset: 3px; }
.contact-form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; }
.contact-form-actions .contact-mail { color: var(--text-dim); font-size: .82rem; }
@media (max-width: 620px) { .contact-form-grid { grid-template-columns: 1fr; } .contact-field-full { grid-column: auto; } .contact-form-actions .btn { width: 100%; justify-content: center; } }

/* ---------- Footer ---------- */
.footer {
  background: var(--deep);
  border-top: 1px solid var(--hair);
  padding: clamp(3.6rem, 7vh, 5.5rem) 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.4fr 1.2fr;
  gap: clamp(2rem, 4vw, 3.4rem);
  padding-bottom: 3.4rem;
}

.f-brand p { margin-top: 1.1rem; font-size: .92rem; color: var(--text-dim); max-width: 300px; }

.f-coords {
  font-size: .72rem !important;
  letter-spacing: .24em;
  color: #55638A !important;
}

.f-col { display: flex; flex-direction: column; gap: .55rem; font-size: .93rem; }

.f-col h4 {
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--loire-l);
  margin-bottom: .8rem;
}

.f-col a { color: var(--text); width: fit-content; transition: color .3s var(--ease); }
.f-col a:hover { color: var(--turq-l); }

.f-col p { color: var(--text-dim); }

.f-maison p { font-size: .88rem; line-height: 1.7; }

.f-sibling {
  margin-top: .8rem;
  font-weight: 500;
  color: var(--ivory) !important;
  border-bottom: 1px solid rgba(229, 168, 60, .4);
  padding-bottom: .2rem;
  transition: border-color .3s var(--ease), color .3s var(--ease) !important;
}
.f-sibling:hover { border-color: var(--amber); color: var(--amber-l) !important; }

.footer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--hair);
  font-size: .78rem;
  color: #55638A;
}

.f-sign { font-family: var(--font-serif); font-style: italic; font-size: .88rem; }

/* ---------- Révélations au scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .85s ease var(--d, 0s), transform .85s var(--ease) var(--d, 0s);
}

.reveal.in-view { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1023px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }

  .hero { padding-top: 120px; }

  .hero-grid { grid-template-columns: 1fr; }

  .hero-rose {
    position: absolute;
    inset: 0;
    z-index: -1;
    opacity: .4;
    min-height: 0;
  }
  .hero-rose .rose { width: min(120vw, 660px); }
  .hero-coords { display: none; }

  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.footer-grid { grid-template-columns: 1fr 1fr; }

  .cta-rose { opacity: .3; width: 70vw; right: -30vw; }
}

@media (max-width: 767px) {
  body { font-size: 1rem; }

  .section { padding: 72px 0; }

  .hero { padding-top: 108px; }
  .hero-rose .rose { width: 150vw; }

  .hero-foot { flex-direction: column; align-items: flex-start; gap: 1.8rem; }
  .hero-scroll { flex-direction: row; }
  .scroll-track { width: 52px; height: 1px; }
  .scroll-dot {
    width: 14px;
    height: 4px;
    left: 0;
    top: -1.5px;
    animation-name: scrollDotH;
  }

  .posture-cols { grid-template-columns: 1fr; }
  .pt-em { margin-left: 0; }

  .cards { grid-template-columns: 1fr; }
.loire-divider { height: 90px; }

  .footer-grid { grid-template-columns: 1fr; }
  .footer-bar { flex-direction: column; gap: .4rem; }

  .cta-actions .btn { width: 100%; justify-content: center; }
}

@keyframes scrollDotH {
  0%   { transform: translateX(-16px); opacity: 0; }
  35%  { opacity: 1; }
  100% { transform: translateX(56px); opacity: 0; }
}

/* ---------- Mouvement réduit ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    transition-delay: 0s !important;
  }

  .packet, .lh-run, .ld-run, .pulse-ring { display: none; }

  .lh-base, .ld-base { stroke-dashoffset: 0; }

  .r-edges .edge { stroke-dashoffset: 0; }
  .r-nodes .node { opacity: .62; animation: none; }
  .r-nodes .node-core { opacity: 1; }

  .reveal, .posture-title .w { opacity: 1; transform: none; filter: none; }
}

/* ---------- Délais d’animation externalisés (CMS : aucun style inline) ---------- */
.d-0 { --d: 0s; }
.d-p08 { --d: .08s; }
.d-p09 { --d: .09s; }
.d-p1 { --d: .1s; }
.d-p15 { --d: .15s; }
.d-p16 { --d: .16s; }
.d-p2 { --d: .2s; }
.d-p22 { --d: .22s; }
.d-p28 { --d: .28s; }
.d-p3 { --d: .3s; }
.d-p31 { --d: .31s; }
.d-p34 { --d: .34s; }
.d-p4 { --d: .4s; }

/* ---------- Footer partenaires ---------- */
.f-partners { margin-top: 1.35rem; display: flex; flex-direction: column; gap: .55rem; }
.f-partners h4 { margin-bottom: .35rem; }

/* ---------- Pages légales ---------- */
.legal-page-main { padding-top: 118px; }
.legal-hero { padding: clamp(5rem, 10vw, 8rem) 0 clamp(3rem, 6vw, 5rem); border-bottom: 1px solid var(--hair); position: relative; overflow: hidden; }
.legal-hero::after { content: ""; position: absolute; width: 520px; height: 520px; border-radius: 50%; right: -170px; top: -240px; background: radial-gradient(circle, rgba(39,196,176,.11), transparent 68%); pointer-events: none; }
.legal-hero h1 { font-family: var(--font-serif); font-size: clamp(3.4rem, 8vw, 7.2rem); font-weight: 420; line-height: .95; color: var(--ivory); letter-spacing: -.04em; }
.legal-hero .section-lead { max-width: 760px; margin-top: 1.4rem; }
.legal-shell { display: grid; grid-template-columns: minmax(190px,.65fr) minmax(0,2.35fr); gap: clamp(2rem,6vw,6rem); align-items: start; }
.legal-toc { position: sticky; top: 110px; display: flex; flex-direction: column; gap: .55rem; padding: 1.2rem 0; border-top: 1px solid var(--hair); }
.legal-toc a { font-size: .85rem; color: var(--text-dim); transition: color .3s var(--ease); }
.legal-toc a:hover { color: var(--turq-l); }
.legal-article { display: grid; gap: 2.8rem; }
.legal-article section { padding-bottom: 2.2rem; border-bottom: 1px solid var(--hair); }
.legal-article h2 { font-family: var(--font-serif); font-size: clamp(1.6rem,3vw,2.25rem); font-weight: 460; color: var(--ivory); margin-bottom: 1rem; }
.legal-article p { color: var(--text-dim); margin-top: .75rem; }
.legal-article strong { color: var(--ivory); }
.legal-article a { color: var(--turq-l); text-decoration: underline; text-underline-offset: .2em; }
.legal-note { padding: 1rem 1.15rem; border-left: 2px solid var(--loire-l); background: rgba(78,127,168,.08); }
@media (max-width: 767px) {
  .legal-page-main { padding-top: 90px; }
  .legal-shell { grid-template-columns: 1fr; }
  .legal-toc { position: static; display: grid; grid-template-columns: 1fr 1fr; }
}


/* ---------- Blog ---------- */
.blog-hero { padding: 168px 0 76px; border-bottom: 1px solid var(--hair); position: relative; overflow: hidden; }
.blog-hero::after { content:""; position:absolute; width:650px; height:650px; right:-220px; top:-330px; border-radius:50%; background:radial-gradient(circle, rgba(39,196,176,.13), transparent 68%); pointer-events:none; }
.blog-hero h1 { font-family:var(--font-serif); font-size:clamp(3.4rem,8vw,7rem); font-weight:420; line-height:.94; letter-spacing:-.045em; color:var(--ivory); max-width:980px; }
.blog-hero h1 em, .home-blog h2 em { color:var(--turq-l); font-weight:400; }
.blog-hero .section-lead { max-width:720px; margin-top:1.7rem; }
.blog-listing { padding-top:72px; }
.blog-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:1px; background:var(--hair); border:1px solid var(--hair); }
.blog-card { background:var(--deep); padding:clamp(1.7rem,4vw,2.7rem); min-height:330px; display:flex; flex-direction:column; position:relative; transition:background .35s var(--ease); }
.blog-card:hover { background:#0c1623; }
.blog-card-no { font-family:var(--font-serif); color:#445472; font-size:1rem; margin-bottom:2rem; }
.blog-card-cat { color:var(--loire-l); text-transform:uppercase; letter-spacing:.19em; font-size:.7rem; font-weight:600; }
.blog-card h2 { font-family:var(--font-serif); font-size:clamp(1.55rem,3vw,2.25rem); font-weight:450; line-height:1.06; margin:.75rem 0 1.1rem; color:var(--ivory); }
.blog-card h2 a { color:inherit; }
.blog-card > p:not(.blog-card-no):not(.blog-card-cat) { color:var(--text-dim); max-width:58ch; }
.blog-card-foot { margin-top:auto; padding-top:2rem; display:flex; justify-content:space-between; gap:1rem; color:#64718f; font-size:.82rem; }
.blog-card-foot a, .text-link { color:var(--turq-l); }

.home-blog { border-top:1px solid var(--hair); border-bottom:1px solid var(--hair); background:linear-gradient(180deg,rgba(18,31,46,.3),rgba(7,10,12,0)); }
.home-blog .section-head { display:grid; grid-template-columns:1.35fr .8fr; gap:4rem; align-items:end; margin-bottom:3rem; }
.home-blog h2 { font-family:var(--font-serif); font-size:clamp(2.7rem,6vw,5rem); font-weight:420; line-height:.98; color:var(--ivory); }
.home-blog-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:1px; background:var(--hair); border:1px solid var(--hair); }
.home-blog-card { background:var(--deep); padding:2rem; min-height:300px; display:flex; flex-direction:column; }
.home-blog-card h3 { font-family:var(--font-serif); font-size:1.65rem; line-height:1.08; font-weight:450; color:var(--ivory); margin:.8rem 0 1rem; }
.home-blog-card h3 a { color:inherit; }
.home-blog-card > p:not(.blog-card-cat) { color:var(--text-dim); }
.home-blog-card .text-link { margin-top:auto; padding-top:1.6rem; }
.home-blog-more { margin-top:2rem; }

.blog-article { padding:150px 0 80px; }
.article-head, .article-body { width:min(820px, calc(100% - 40px)); margin-inline:auto; }
.article-head { padding-bottom:3.2rem; border-bottom:1px solid var(--hair); }
.article-back { display:inline-block; margin-bottom:3.4rem; color:var(--text-dim); font-size:.86rem; }
.article-head h1 { font-family:var(--font-serif); font-size:clamp(2.7rem,6.8vw,5.4rem); line-height:.98; letter-spacing:-.035em; font-weight:430; color:var(--ivory); margin:.8rem 0 1.5rem; }
.article-lead { font-size:clamp(1.08rem,2vw,1.28rem); color:var(--text); max-width:68ch; }
.article-meta { display:flex; flex-wrap:wrap; gap:.65rem 1.4rem; margin-top:1.8rem; color:#697692; font-size:.78rem; text-transform:uppercase; letter-spacing:.1em; }
.article-body { padding-top:3.2rem; }
.article-body > p { color:var(--text); font-size:1.08rem; line-height:1.82; margin:1.15rem 0; }
.article-body > h2, .article-sources h2 { font-family:var(--font-serif); color:var(--ivory); font-size:clamp(1.8rem,4vw,2.55rem); font-weight:450; line-height:1.08; margin:3.2rem 0 1.2rem; }
.article-body ul { margin:1rem 0 1.5rem; padding-left:1.2rem; color:var(--text); }
.article-body li { margin:.65rem 0; }
.article-sources { margin-top:3.5rem; padding-top:.5rem; border-top:1px solid var(--hair); }
.article-sources ul { list-style:none; padding:0; }
.article-sources a { color:var(--turq-l); text-decoration:underline; text-underline-offset:.2em; }
.article-cta { margin-top:4.5rem; padding:2rem; border:1px solid rgba(39,196,176,.25); background:rgba(39,196,176,.045); }
.article-cta h2 { margin:0.5rem 0 1rem; font-size:2rem; }
.article-cta p:not(.eyebrow) { color:var(--text-dim); margin-bottom:1.5rem; }
.article-bottom-nav { margin-top:2.5rem; padding-top:1.5rem; border-top:1px solid var(--hair); }
.article-bottom-nav a { color:var(--text-dim); }

@media (max-width:900px) {
  .home-blog .section-head { grid-template-columns:1fr; gap:1.4rem; }
  .home-blog-grid { grid-template-columns:1fr; }
}
@media (max-width:767px) {
  .blog-hero { padding-top:120px; }
  .blog-grid { grid-template-columns:1fr; }
  .blog-card { min-height:0; }
  .blog-article { padding-top:112px; }
  .article-head, .article-body { width:min(100% - 32px, 820px); }
  .article-back { margin-bottom:2.2rem; }
}

/* ---------- Blog : catégories & métadonnées ---------- */
.blog-filter-wrap { margin-bottom:2rem; padding-bottom:1.4rem; border-bottom:1px solid var(--hair); }
.blog-filter-label { margin-bottom:.8rem; color:#6f7e9b; font-size:.74rem; text-transform:uppercase; letter-spacing:.17em; }
.blog-filters { display:flex; flex-wrap:wrap; gap:.55rem; }
.blog-filter { appearance:none; border:1px solid var(--hair); border-radius:999px; background:transparent; color:var(--text-dim); padding:.62rem .88rem; font:600 .75rem/1 var(--font-body); letter-spacing:.02em; cursor:pointer; transition:border-color .25s var(--ease), color .25s var(--ease), background .25s var(--ease); }
.blog-filter span { color:#65728f; margin-left:.25rem; font-weight:500; }
.blog-filter:hover { color:var(--ivory); border-color:rgba(39,196,176,.34); }
.blog-filter.is-active { color:var(--ivory); background:rgba(39,196,176,.09); border-color:rgba(39,196,176,.44); }
.blog-filter.is-active span { color:var(--turq-l); }
.blog-card[hidden] { display:none; }
.blog-empty { margin-top:2rem; color:var(--text-dim); }
.blog-card-foot time { color:#7b87a0; }
.home-blog-meta { display:flex; justify-content:space-between; align-items:flex-start; gap:1rem; }
.home-blog-meta time { color:#68758f; font-size:.75rem; white-space:nowrap; }
@media (max-width:767px) {
  .blog-filter-wrap { margin-bottom:1.3rem; }
  .blog-filters { gap:.45rem; }
  .blog-filter { padding:.58rem .72rem; font-size:.71rem; }
  .home-blog-meta { align-items:center; }
}


/* ==========================================================================\n   IA TOURS — FINAL NATIF CSS / HTML\n   Aucun comportement de navigation, filtre, révélation ou décor SVG ne dépend\n   de JavaScript. Le JS de runtime a été supprimé.\n   ========================================================================== */

/* Navigation : surface pilotée par CSS, sans écouteur scroll JS. */
.nav {
  background: rgba(6, 11, 24, .16);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  border-bottom-color: rgba(140, 170, 220, .05);
}
@supports (animation-timeline: scroll()) {
  .nav {
    animation: iaToursNavSurface linear both;
    animation-timeline: scroll(root block);
    animation-range: 0 90px;
  }
}
@keyframes iaToursNavSurface {
  from { background: rgba(6, 11, 24, .08); border-bottom-color: transparent; -webkit-backdrop-filter: blur(2px); backdrop-filter: blur(2px); }
  to { background: rgba(6, 11, 24, .72); border-bottom-color: var(--hair); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); }
}

/* Menu mobile natif via details/summary. */
.nav-mobile { display:none; margin-left:auto; }
.nav-mobile > summary { list-style:none; }
.nav-mobile > summary::-webkit-details-marker { display:none; }
.nav-mobile .nav-toggle { display:flex; position:relative; z-index:1002; margin-left:0; }
.nav-mobile[open] .nt-bar:nth-child(1) { transform: translateY(4.25px) rotate(45deg); }
.nav-mobile[open] .nt-bar:nth-child(2) { transform: translateY(-4.25px) rotate(-45deg); }
.nav-mobile[open] .mobile-menu { opacity:1; visibility:visible; transform:none; transition:opacity .4s var(--ease), transform .4s var(--ease); }
body:has(.nav-mobile[open]) { overflow:hidden; }
@media (max-width:1023px) {
  .nav-mobile { display:block; }
  .nav-inner > .nav-toggle { display:none; }
}

/* Filtres Blog natifs : radio + :has(). */
.blog-filter-input {
  position:absolute;
  width:1px;
  height:1px;
  opacity:0;
  pointer-events:none;
}
.blog-filter-input + .blog-filter {
  display:inline-flex;
  align-items:center;
  appearance:none;
  border:1px solid var(--hair);
  border-radius:999px;
  background:transparent;
  color:var(--text-dim);
  padding:.62rem .88rem;
  font:600 .75rem/1 var(--font-body);
  letter-spacing:.02em;
  cursor:pointer;
  transition:border-color .25s var(--ease), color .25s var(--ease), background .25s var(--ease);
}
.blog-filter-input + .blog-filter span { color:#65728f; margin-left:.25rem; font-weight:500; }
.blog-filter-input + .blog-filter:hover { color:var(--ivory); border-color:rgba(39,196,176,.34); }
.blog-filter-input:focus-visible + .blog-filter { outline:2px solid var(--turq-l); outline-offset:3px; }
.blog-filter-input:checked + .blog-filter { color:var(--ivory); background:rgba(39,196,176,.09); border-color:rgba(39,196,176,.44); }
.blog-filter-input:checked + .blog-filter span { color:var(--turq-l); }
.blog-listing:has(#blog-filter-comprendre-ia:checked) .blog-card:not([data-blog-category="comprendre-ia"]),
.blog-listing:has(#blog-filter-mieux-travailler:checked) .blog-card:not([data-blog-category="mieux-travailler"]),
.blog-listing:has(#blog-filter-automatiser:checked) .blog-card:not([data-blog-category="automatiser"]),
.blog-listing:has(#blog-filter-donnees-fiabilite:checked) .blog-card:not([data-blog-category="donnees-fiabilite"]),
.blog-listing:has(#blog-filter-agents-ia:checked) .blog-card:not([data-blog-category="agents-ia"]),
.blog-listing:has(#blog-filter-equipe-management:checked) .blog-card:not([data-blog-category="equipe-management"]) { display:none; }

/* Révélations progressives CSS : fallback visible, animation moderne si supportée. */
.reveal, .posture-title .w { opacity:1; transform:none; filter:none; }
.ld-base { stroke-dashoffset:0; }
@supports (animation-timeline: view()) {
  .reveal {
    animation: iaToursReveal .8s var(--ease) both;
    animation-timeline:view();
    animation-range:entry 5% cover 26%;
  }
  .posture-title .w {
    animation: iaToursWord .72s var(--ease) both;
    animation-timeline:view();
    animation-range:entry 5% cover 25%;
  }
  .ld-base {
    animation: iaToursLine 1.4s var(--ease) both;
    animation-timeline:view();
    animation-range:entry 5% cover 30%;
  }
}
@keyframes iaToursReveal { from { opacity:0; transform:translateY(24px); } to { opacity:1; transform:none; } }
@keyframes iaToursWord { from { opacity:0; transform:translateY(.35em); filter:blur(4px); } to { opacity:1; transform:none; filter:none; } }
@keyframes iaToursLine { from { stroke-dashoffset:1; } to { stroke-dashoffset:0; } }

/* Rose statique dans le HTML ; animation 100 % CSS. */
.r-frags .frag-o2 { opacity:.25; }
.r-frags .frag-o3 { opacity:.34; }
.r-frags .frag-o4 { opacity:.43; }
.r-frags .frag-o5 { opacity:.52; }
.r-frags .frag-o6 { opacity:.60; }
.r-edges .edge { stroke-dasharray:1; stroke-dashoffset:1; animation:iaToursDrawEdge 1.15s var(--ease) forwards; }
.edge-lvl-0 { animation-delay:.10s !important; }
.edge-lvl-1 { animation-delay:.25s !important; }
.edge-lvl-2 { animation-delay:.42s !important; }
.edge-lvl-3 { animation-delay:.59s !important; }
.edge-lvl-4 { animation-delay:.76s !important; }
@keyframes iaToursDrawEdge { to { stroke-dashoffset:0; } }
.r-packets .packet {
  stroke-dasharray:.16 1;
  stroke-dashoffset:1.16;
  opacity:.82;
  animation:iaToursPacket 7s linear 1.5s infinite;
  animation-play-state:running;
}
.r-packets .packet-v1 { animation-duration:8.5s; animation-delay:2.4s; }
.r-packets .packet-v2 { animation-duration:10s; animation-delay:3.1s; }
.r-packets .packet-v3 { animation-duration:6.6s; animation-delay:4s; }
@keyframes iaToursPacket { to { stroke-dashoffset:-1.16; } }
.r-nodes .node { animation:iaToursNodeIn .55s var(--ease) forwards; }
.node-lvl-0 { animation-delay:.25s !important; }
.node-lvl-1 { animation-delay:.55s !important; }
.node-lvl-2 { animation-delay:.72s !important; }
.node-lvl-3 { animation-delay:.89s !important; }
.node-lvl-4 { animation-delay:1.06s !important; }
.r-nodes .node-core { animation:iaToursCoreIn .55s var(--ease) .25s forwards; }
@keyframes iaToursNodeIn { from { opacity:0; transform:scale(.2); } to { opacity:.62; transform:scale(1); } }
@keyframes iaToursCoreIn { from { opacity:0; transform:scale(.2); } to { opacity:1; transform:scale(1); } }
.hero-rose:hover .r-edges .edge { stroke:rgba(95,227,210,.52); }
.hero-rose:hover .r-nodes .node { fill:var(--turq-l); }
.hero-cursor-glow { display:none; }

@media (max-width:767px) {
  .blog-filter-input + .blog-filter { padding:.58rem .72rem; font-size:.71rem; }
}


/* --- Formulaire de contact : reponse, erreurs, piege a robots ------------- */

/* Le bandeau qui repond au visiteur apres un envoi. Sans JavaScript : la page
   revient du traitement avec son message deja ecrit dedans. */
.contact-flash {
  margin: 0 0 1.25rem;
  padding: .85rem 1.1rem;
  border-radius: 10px;
  border: 1px solid currentColor;
  font-size: .95rem;
  line-height: 1.5;
}
.contact-flash-ok { color: #1c6b46; background: rgba(28, 107, 70, .08); }
.contact-flash-ko { color: #8c2b2b; background: rgba(140, 43, 43, .08); }
.contact-flash-ref { display: block; margin-top: .35rem; font-size: .85rem; opacity: .8; }

/* Le message porte par le champ fautif, juste sous lui. */
.contact-erreur {
  margin: .35rem 0 0;
  color: #8c2b2b;
  font-size: .85rem;
  line-height: 1.4;
}

/* Piege a robots. Invisible a l'oeil, hors du parcours au clavier, et lu par
   les lecteurs d'ecran comme decoratif (aria-hidden dans le HTML). Un visiteur
   ne peut pas le remplir par accident. */
.contact-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}