/* Holda, feuille de style unique.
   Sommaire : polices, tokens, base, composants, en-tête, sections, pages secondaires, animations, préférences. */

/* ---------- Polices (hébergées localement, OFL) ---------- */
@font-face {
  font-family: "Geist";
  src: url("/assets/fonts/geist.woff2") format("woff2-variations"), url("/assets/fonts/geist.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist Mono";
  src: url("/assets/fonts/geist-mono.woff2") format("woff2-variations"), url("/assets/fonts/geist-mono.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  color-scheme: dark;
  interpolate-size: allow-keywords;

  /* Surfaces */
  --bg-0: #08090b;
  --bg-1: #0e1014;
  --bg-2: #15181e;
  --bg-3: #1b1f26;
  --paper: #f3f2ee;
  --paper-2: #e9e8e3;

  /* Texte */
  --fg: #f5f5f3;
  --fg-2: #a3a7b0;
  --fg-3: #8a8f99;
  --ink: #0b0c0e;
  --ink-2: #4a4e57;

  /* Lignes */
  --line: rgba(255, 255, 255, 0.09);
  --line-2: rgba(255, 255, 255, 0.16);
  --line-3: rgba(255, 255, 255, 0.28);
  --line-ink: rgba(11, 12, 14, 0.12);

  /* Accent, utilisé avec parcimonie */
  --accent: #7ab8ff;
  --accent-hi: #a3cdff;
  --accent-ink: #1f5bd8;
  --accent-a08: rgba(122, 184, 255, 0.08);
  --accent-a14: rgba(122, 184, 255, 0.14);
  --accent-a30: rgba(122, 184, 255, 0.3);

  /* Informations à compléter */
  --todo: #f2c14e;

  /* Typographie */
  --font-sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --fs-display: clamp(2.6rem, 1.15rem + 4.6vw, 5.25rem);
  --fs-h2: clamp(2.1rem, 1.25rem + 3vw, 4.25rem);
  --fs-h2-sm: clamp(1.6rem, 1.2rem + 1.5vw, 2.5rem);
  --fs-h3: clamp(1.25rem, 1.05rem + 0.6vw, 1.625rem);
  --fs-lead: clamp(1.125rem, 1.02rem + 0.4vw, 1.3125rem);
  --fs-body: 1.0625rem;
  --fs-small: 0.9375rem;
  --fs-label: 0.8125rem;
  --tracking-tight: -0.035em;
  --tracking-display: -0.045em;

  /* Espacements */
  --gutter: clamp(1rem, 4vw, 3rem);
  --container: 1320px;
  --section-py: clamp(5rem, 3rem + 6vw, 9.5rem);
  --header-h: 72px;

  /* Formes */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;

  /* Mouvement */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-soft: cubic-bezier(0.22, 0.61, 0.36, 1);
  --d-fast: 160ms;
  --d-base: 280ms;
  --d-slow: 700ms;
  --d-reveal: 1000ms;

  --noise: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .55 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* ---------- Base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 16px);
}
body {
  margin: 0;
  background: var(--bg-0);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.6;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
h1,
h2,
h3,
p,
ul,
ol,
dl,
dd,
figure {
  margin: 0;
}
ul,
ol {
  padding: 0;
  list-style: none;
}
h1,
h2,
h3 {
  font-weight: 500;
  letter-spacing: var(--tracking-tight);
  line-height: 1.08;
  text-wrap: balance;
}
p {
  text-wrap: pretty;
}
a {
  color: inherit;
  text-decoration: none;
}
img,
svg,
video,
canvas {
  display: block;
  max-width: 100%;
}
button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}
::selection {
  background: var(--accent);
  color: var(--ink);
}
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}
.on-paper :focus-visible {
  outline-color: var(--accent-ink);
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 12px 16px;
  background: var(--fg);
  color: var(--ink);
  border-radius: var(--r-md);
  font-weight: 500;
  transform: translateY(-160%);
  transition: transform var(--d-base) var(--ease-out);
}
.skip-link:focus-visible {
  transform: none;
}

.container {
  width: min(100% - 2 * var(--gutter), var(--container));
  margin-inline: auto;
}
.nowrap {
  white-space: nowrap;
}
.mono {
  font-family: var(--font-mono);
  font-feature-settings: "zero" 0;
  letter-spacing: 0;
}

/* Libellé technique (surtitres, étiquettes) */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 450;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-2);
}
.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 1px;
  box-shadow: 0 0 12px var(--accent-a30);
}
.eyebrow .index {
  color: var(--fg-3);
}
.on-paper .eyebrow {
  color: var(--ink-2);
}
.on-paper .eyebrow::before {
  background: var(--accent-ink);
  box-shadow: none;
}

/* Informations à compléter : visibles et repérables jusqu'à leur remplacement */
.todo {
  display: inline;
  font-family: var(--font-mono);
  font-size: 0.82em;
  font-weight: 450;
  letter-spacing: 0;
  color: var(--todo);
  background: rgba(242, 193, 78, 0.08);
  border: 1px dashed rgba(242, 193, 78, 0.55);
  border-radius: 4px;
  padding: 0.08em 0.4em;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}
.on-paper .todo {
  color: #7a5200;
  background: rgba(242, 193, 78, 0.22);
  border-color: rgba(122, 82, 0, 0.5);
}

/* ---------- Boutons et liens ---------- */
.btn {
  --mag-x: 0px;
  --mag-y: 0px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  min-height: 48px;
  padding: 0 1.25rem;
  border-radius: var(--r-md);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.2;
  white-space: nowrap;
  isolation: isolate;
  transform: translate3d(var(--mag-x), var(--mag-y), 0);
  transition:
    transform var(--d-slow) var(--ease-out),
    background-color var(--d-base) var(--ease-soft),
    border-color var(--d-base) var(--ease-soft),
    box-shadow var(--d-base) var(--ease-soft),
    color var(--d-base) var(--ease-soft);
}
.btn svg {
  width: 18px;
  height: 18px;
  flex: none;
  transition: transform var(--d-base) var(--ease-out);
}
.btn:active {
  transform: translate3d(var(--mag-x), var(--mag-y), 0) scale(0.98);
  transition-duration: 80ms;
}
.btn-primary {
  background: var(--accent);
  color: var(--ink);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.55),
    0 0 0 1px rgba(122, 184, 255, 0.6),
    0 12px 32px -14px rgba(122, 184, 255, 0.7);
}
.btn-primary:hover {
  background: var(--accent-hi);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.6),
    0 0 0 1px rgba(163, 205, 255, 0.8),
    0 16px 44px -14px rgba(122, 184, 255, 0.85);
}
.btn-primary:hover .icon-phone {
  transform: rotate(-12deg);
}
.btn-ghost {
  color: var(--fg);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--line-2);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--line-3);
}
.btn-ghost:hover .icon-arrow,
.btn-primary:hover .icon-arrow {
  transform: translateX(3px);
}
.btn-sm {
  min-height: 44px;
  padding: 0 1rem;
  font-size: var(--fs-small);
}
.btn-lg {
  min-height: 60px;
  padding: 0 1.75rem;
  font-size: 1.125rem;
  border-radius: 12px;
}
.btn-lg svg {
  width: 20px;
  height: 20px;
}
@media (max-width: 520px) {
  .btn-lg {
    width: 100%;
    padding: 0.5rem 1.25rem;
    font-size: 1.0625rem;
    white-space: normal;
    text-align: center;
  }
  .demo-cta,
  .contact-actions .btn {
    width: 100%;
  }
}
.btn .num {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: -0.01em;
}

.link {
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0% 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  padding-bottom: 2px;
  transition: background-size var(--d-slow) var(--ease-out), color var(--d-base) var(--ease-soft);
}
.link:hover {
  background-size: 100% 1px;
}
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  color: var(--fg);
  font-weight: 500;
}
.link-arrow svg {
  width: 16px;
  height: 16px;
  transition: transform var(--d-base) var(--ease-out);
}
.link-arrow:hover svg {
  transform: translateX(3px);
}
.link-arrow .link-label {
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0% 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  padding-bottom: 2px;
  transition: background-size var(--d-slow) var(--ease-out);
}
.link-arrow:hover .link-label {
  background-size: 100% 1px;
}

/* ---------- Marque ---------- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 44px;
  font-size: 1.3125rem;
  font-weight: 600;
  letter-spacing: -0.045em;
  color: var(--fg);
}
.brand-mark {
  width: 26px;
  height: 26px;
  flex: none;
}
.brand-mark .bar {
  fill: currentColor;
}
.brand-mark .bridge {
  fill: var(--accent);
  transform-box: fill-box;
  transform-origin: center;
  transition: transform var(--d-slow) var(--ease-out);
}
.brand:hover .brand-mark .bridge {
  transform: scaleX(1.18);
}

/* ---------- En-tête ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  transition:
    height var(--d-slow) var(--ease-out),
    background-color var(--d-slow) var(--ease-soft),
    border-color var(--d-slow) var(--ease-soft),
    backdrop-filter var(--d-slow) var(--ease-soft);
}
.site-header.is-scrolled {
  height: 60px;
  background: rgba(8, 9, 11, 0.72);
  border-bottom-color: var(--line);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
}
.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.nav {
  display: none;
}
.nav ul {
  display: flex;
  gap: 0.25rem;
}
.nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 0.85rem;
  font-size: var(--fs-small);
  color: var(--fg-2);
  transition: color var(--d-base) var(--ease-soft);
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0.85rem;
  right: 0.85rem;
  bottom: 9px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--d-slow) var(--ease-out);
}
.nav a:hover,
.nav a.is-active {
  color: var(--fg);
}
.nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}
.nav a.is-active::after {
  transform: scaleX(1);
  background: var(--accent);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.header-cta {
  display: none;
}
.header-call {
  padding: 0 0.9rem;
}
.menu-toggle {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--r-md);
  border: 1px solid var(--line-2);
}
.menu-toggle .bar {
  grid-area: 1 / 1;
  width: 16px;
  height: 1.5px;
  background: var(--fg);
  border-radius: 1px;
  transition: transform var(--d-slow) var(--ease-out), opacity var(--d-base);
}
.menu-toggle .bar:nth-child(1) {
  transform: translateY(-3.5px);
}
.menu-toggle .bar:nth-child(2) {
  transform: translateY(3.5px);
}
.menu-open .menu-toggle .bar:nth-child(1) {
  transform: rotate(45deg);
}
.menu-open .menu-toggle .bar:nth-child(2) {
  transform: rotate(-45deg);
}

/* Menu mobile */
.menu {
  position: fixed;
  inset: 0;
  z-index: 40;
  padding: calc(var(--header-h) + 2rem) var(--gutter) 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2rem;
  background: var(--bg-0);
  visibility: hidden;
  clip-path: inset(0 0 100% 0);
  transition: clip-path var(--d-slow) var(--ease-out), visibility 0s linear var(--d-slow);
  overflow-y: auto;
}
.menu-open .menu {
  visibility: visible;
  clip-path: inset(0 0 0 0);
  transition: clip-path var(--d-slow) var(--ease-out), visibility 0s;
}
.menu-links li {
  border-bottom: 1px solid var(--line);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--d-base) var(--ease-soft), transform var(--d-slow) var(--ease-out);
}
.menu-open .menu-links li {
  opacity: 1;
  transform: none;
  transition-delay: calc(120ms + var(--i, 0) * 50ms);
}
.menu-links a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 0;
  font-size: clamp(1.75rem, 1.2rem + 3vw, 2.5rem);
  font-weight: 500;
  letter-spacing: var(--tracking-tight);
}
.menu-links .mono {
  font-size: var(--fs-label);
  color: var(--fg-3);
}
.menu-foot {
  display: grid;
  gap: 0.75rem;
  opacity: 0;
  transition: opacity var(--d-slow) var(--ease-soft);
}
.menu-open .menu-foot {
  opacity: 1;
  transition-delay: 320ms;
}
.menu-foot .btn {
  width: 100%;
}
.menu-open {
  overflow: hidden;
}

@media (min-width: 1024px) {
  .nav {
    display: block;
  }
  .header-cta {
    display: inline-flex;
  }
  .header-call,
  .menu-toggle,
  .menu {
    display: none;
  }
}
@media (max-width: 379px) {
  .header-call .header-call-label {
    display: none;
  }
}

/* ---------- Sections communes ---------- */
.section {
  position: relative;
  padding-block: var(--section-py);
}
.section--bg1 {
  background: linear-gradient(to bottom, var(--bg-0), var(--bg-1) 12rem, var(--bg-1) calc(100% - 12rem), var(--bg-0));
}
.section-title {
  font-size: var(--fs-h2);
  letter-spacing: var(--tracking-display);
  line-height: 1.02;
}
.section-head {
  display: grid;
  gap: 1.5rem;
  margin-bottom: clamp(3rem, 2rem + 4vw, 6rem);
}
.muted {
  color: var(--fg-2);
}
.lead {
  font-size: var(--fs-lead);
  line-height: 1.55;
  color: var(--fg-2);
}
.hairline {
  height: 1px;
  background: var(--line);
  transform-origin: left;
}

/* ---------- Premier écran ---------- */
.hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(2.5rem, 1rem + 6vw, 6rem));
  padding-bottom: clamp(4rem, 3rem + 4vw, 7rem);
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}
.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(55% 45% at 78% 18%, rgba(122, 184, 255, 0.11), transparent 70%),
    radial-gradient(40% 40% at 8% 90%, rgba(255, 255, 255, 0.035), transparent 70%);
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--noise);
  background-size: 160px;
  opacity: 0.035;
  mix-blend-mode: overlay;
}
.grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 88px 88px;
  background-position: calc(50% + 44px) 0;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 62% 28%, #000 20%, transparent 72%);
  mask-image: radial-gradient(ellipse 70% 60% at 62% 28%, #000 20%, transparent 72%);
}
.field-wrap {
  position: absolute;
  inset: -26% -36% -44% -62%;
  z-index: -1;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(closest-side ellipse at 56% 50%, #000 40%, transparent 100%);
  mask-image: radial-gradient(closest-side ellipse at 56% 50%, #000 40%, transparent 100%);
}
.field {
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.8s var(--ease-soft);
}
.field.is-ready {
  opacity: 1;
}
@media (max-width: 1023px) {
  .field-wrap {
    inset: -18% -12% -20% -12%;
  }
}
.hero-layout {
  display: grid;
  gap: clamp(3rem, 2rem + 4vw, 5rem);
  align-items: center;
}
.hero-copy {
  display: grid;
  gap: 1.75rem;
  justify-items: start;
}
.hero-title {
  font-size: var(--fs-display);
  font-weight: 500;
  letter-spacing: var(--tracking-display);
  line-height: 1;
  text-wrap: initial;
}
.hero-title .line {
  display: block;
  overflow: hidden;
  padding-bottom: 0.1em;
  margin-bottom: -0.1em;
}
.hero-title .line > span {
  display: block;
}
.hero-title .line--muted {
  color: var(--fg-2);
}
.hero-text {
  max-width: 36ch;
  font-size: var(--fs-lead);
  line-height: 1.55;
  color: var(--fg-2);
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.5rem;
  margin-top: 0.5rem;
}
.hero-note {
  display: flex;
  gap: 0.75rem;
  max-width: 44ch;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-size: var(--fs-small);
  line-height: 1.55;
  color: var(--fg-2);
}
.hero-note svg {
  width: 18px;
  height: 18px;
  flex: none;
  margin-top: 0.15em;
  color: var(--accent);
}
.hero-visual {
  position: relative;
  justify-self: center;
  width: 100%;
  max-width: 500px;
  perspective: 1400px;
}

@media (min-width: 1024px) {
  .hero {
    min-height: min(100svh, 1000px);
    display: flex;
    align-items: center;
    padding-bottom: clamp(5rem, 3rem + 4vw, 8rem);
  }
  .hero > .container {
    width: min(100% - 2 * var(--gutter), var(--container));
  }
  .hero-layout {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    gap: clamp(2.5rem, 4vw, 5rem);
  }
  .hero-visual {
    justify-self: end;
  }
}

/* Fiche de rappel d'exemple */
.fiche-wrap {
  margin: 0;
  perspective: 1400px;
}
.fiche {
  --rx: 0deg;
  --ry: 0deg;
  position: relative;
  padding: 1.5rem;
  border-radius: var(--r-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.012) 40%),
    rgba(15, 18, 23, 0.86);
  border: 1px solid var(--line-2);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 1px 0 rgba(0, 0, 0, 0.6),
    0 50px 100px -40px rgba(0, 0, 0, 0.9),
    0 30px 60px -30px rgba(0, 0, 0, 0.7);
  transform: rotateX(var(--rx)) rotateY(var(--ry));
  transform-style: preserve-3d;
  transition: transform 1.2s var(--ease-out);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.fiche::before {
  content: "";
  position: absolute;
  inset: -1px -1px auto;
  height: 1px;
  border-radius: var(--r-lg) var(--r-lg) 0 0;
  background: linear-gradient(90deg, transparent, var(--accent) 50%, transparent);
  opacity: 0.55;
}
.fiche-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 26px;
  padding: 0 0.6rem;
  border-radius: var(--r-sm);
  border: 1px dashed var(--line-3);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-2);
}
.fiche-dots {
  display: flex;
  gap: 5px;
}
.fiche-dots i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--line-2);
}
.fiche-title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.25rem 1rem;
  padding-bottom: 1.1rem;
  margin-bottom: 0.25rem;
  border-bottom: 1px solid var(--line);
  font-size: 1.375rem;
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.25;
}
.fiche-title .when {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 450;
  letter-spacing: 0;
  color: var(--accent);
}
.fiche-fields > div {
  display: grid;
  grid-template-columns: 7.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-small);
  line-height: 1.5;
}
.fiche-fields > div:last-child {
  border-bottom: 0;
}
.fiche-fields dt {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--fg-3);
  padding-top: 0.2em;
}
.fiche-fields dd {
  color: var(--fg);
}
.fiche-fields .summary {
  color: var(--fg-2);
}
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  margin-left: 0.5rem;
  padding: 0 0.5rem;
  border-radius: 5px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: var(--accent-a14);
  border: 1px solid var(--accent-a30);
  vertical-align: 0.1em;
}
.call-log {
  position: relative;
  margin-top: 1rem;
  padding: 1.1rem 1.25rem;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: rgba(10, 11, 14, 0.84);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.call-log li {
  position: relative;
  display: grid;
  grid-template-columns: 3.25rem 14px minmax(0, 1fr);
  align-items: start;
  gap: 0.75rem;
  padding: 0.35rem 0;
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--fg-2);
}
.call-log time {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--fg-3);
}
.call-log .dot {
  position: relative;
  width: 7px;
  height: 7px;
  margin: 0.45em auto 0;
  border-radius: 50%;
  background: var(--fg-3);
}
.call-log li:not(:last-child) .dot::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 10px;
  width: 1px;
  height: 1.9rem;
  background: var(--line-2);
}
.call-log li:last-child {
  color: var(--fg);
}
.call-log li:last-child time {
  color: var(--accent);
}
.call-log li:last-child .dot {
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-a14);
}

/* ---------- Vidéo de présentation (masquée tant qu'elle n'existe pas) ---------- */
.video-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line-2);
  background: var(--bg-2);
}
.video-frame video,
.video-poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.video-play {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  gap: 1rem;
  align-content: center;
  color: var(--fg);
  background: linear-gradient(180deg, transparent, rgba(8, 9, 11, 0.5));
}
.video-play .play {
  display: grid;
  place-items: center;
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: rgba(245, 245, 243, 0.92);
  color: var(--ink);
  transition: transform var(--d-slow) var(--ease-out);
}
.video-play:hover .play {
  transform: scale(1.06);
}

/* ---------- Le problème ---------- */
.problem-head {
  display: grid;
  gap: 2rem;
  margin-bottom: clamp(3.5rem, 2rem + 5vw, 7rem);
}
.problem-head .section-title {
  max-width: 17ch;
}
.problem-head .lead {
  max-width: 46ch;
}
@media (min-width: 1024px) {
  .problem-head {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 2rem;
  }
  .problem-head .section-title {
    grid-column: 1 / span 9;
  }
  .problem-head .lead {
    grid-column: 7 / span 6;
  }
}
.rows {
  border-bottom: 1px solid var(--line);
}
.row {
  position: relative;
  display: grid;
  gap: 0.75rem 2rem;
  padding: clamp(1.75rem, 1.25rem + 1.5vw, 2.75rem) 0;
}
.row::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: var(--line);
  transform-origin: left;
  transition: transform 1.2s var(--ease-out);
}
.row.is-pending::before {
  transform: scaleX(0);
}
.row::after {
  content: "";
  position: absolute;
  left: 0;
  top: -1px;
  width: 100%;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--d-slow) var(--ease-out);
}
.row:hover::after {
  transform: scaleX(0.18);
}
.row-index {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  color: var(--fg-3);
  transition: color var(--d-base);
}
.row:hover .row-index {
  color: var(--accent);
}
.row-title {
  font-size: var(--fs-h3);
}
.row-text {
  max-width: 52ch;
  color: var(--fg-2);
}
@media (min-width: 768px) {
  .row {
    grid-template-columns: 4rem minmax(0, 5fr) minmax(0, 7fr);
    align-items: baseline;
  }
}

/* ---------- Comment ça marche ---------- */
.how-head {
  max-width: 900px;
}
.how {
  display: grid;
  gap: 3rem;
}
.steps {
  position: relative;
  counter-reset: step;
}
.step {
  position: relative;
  display: grid;
  gap: 1rem;
  padding: 2rem 0 2rem 2.5rem;
}
.step-num {
  font-size: clamp(3.5rem, 2.5rem + 3vw, 6rem);
  font-weight: 300;
  line-height: 0.9;
  letter-spacing: -0.06em;
  color: transparent;
  -webkit-text-stroke: 1px var(--line-3);
  transition: color var(--d-slow) var(--ease-soft), -webkit-text-stroke-color var(--d-slow);
}
.step-title {
  font-size: var(--fs-h3);
  max-width: 24ch;
}
.step-text {
  max-width: 44ch;
  color: var(--fg-2);
}
.steps-rail {
  position: absolute;
  left: 0;
  top: 2.5rem;
  bottom: 2.5rem;
  width: 1px;
  background: var(--line);
}
.steps-rail span {
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform-origin: top;
  transform: scaleY(var(--progress, 1));
}
.step::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 3.1rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--bg-1);
  border: 1px solid var(--line-3);
  transition: background-color var(--d-base), border-color var(--d-base), box-shadow var(--d-base);
}
.step.is-active::before,
.step.is-past::before {
  background: var(--accent);
  border-color: var(--accent);
}
.step.is-active::before {
  box-shadow: 0 0 0 5px var(--accent-a14);
}
.step.is-active .step-num {
  color: var(--fg);
  -webkit-text-stroke-color: transparent;
}
.diagram-wrap {
  display: none;
}

@media (min-width: 1024px) {
  .how {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(3rem, 6vw, 7rem);
    align-items: start;
  }
  .diagram-wrap {
    display: block;
    position: sticky;
    top: calc(50vh - min(260px, 32vh));
    order: -1;
  }
  .step {
    min-height: 62vh;
    align-content: center;
    padding-left: 3rem;
  }
  .js-motion .step {
    opacity: 0.38;
    transition: opacity var(--d-slow) var(--ease-soft);
  }
  .js-motion .step.is-active {
    opacity: 1;
  }
  .step::before {
    top: 50%;
  }
  .steps-rail {
    top: 31vh;
    bottom: 31vh;
  }
}

/* Schéma épinglé */
.diagram {
  position: relative;
  aspect-ratio: 1 / 1;
  max-height: min(520px, 64vh);
  margin-inline: auto;
  border-radius: 20px;
  border: 1px solid var(--line);
  background:
    radial-gradient(60% 60% at 50% 40%, rgba(122, 184, 255, 0.07), transparent 70%),
    linear-gradient(180deg, var(--bg-2), var(--bg-1));
  overflow: hidden;
  isolation: isolate;
}
.diagram::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center;
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 30%, transparent 75%);
  mask-image: radial-gradient(circle at 50% 50%, #000 30%, transparent 75%);
}
.diagram-meta {
  position: absolute;
  inset: 1.25rem 1.25rem auto;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.diagram-meta b {
  font-weight: 450;
  color: var(--fg);
}
.d-state {
  position: absolute;
  inset: 3.75rem 2rem 2rem;
  display: grid;
  place-items: center;
  opacity: 0;
  transform: translateY(16px) scale(0.98);
  filter: blur(6px);
  transition:
    opacity 600ms var(--ease-soft),
    transform 900ms var(--ease-out),
    filter 600ms var(--ease-soft);
  pointer-events: none;
}
.diagram[data-step="1"] .d-state--1,
.diagram[data-step="2"] .d-state--2,
.diagram[data-step="3"] .d-state--3 {
  opacity: 1;
  transform: none;
  filter: none;
}
.d-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 34px;
  padding: 0 0.8rem;
  border-radius: 8px;
  border: 1px solid var(--line-2);
  background: rgba(8, 9, 11, 0.7);
  font-size: 0.875rem;
  color: var(--fg-2);
  white-space: nowrap;
}
.d-chip.is-on {
  color: var(--fg);
  border-color: var(--accent-a30);
  background: var(--accent-a08);
  box-shadow: 0 0 24px -6px var(--accent-a30);
}
.d-chip .pip {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--fg-3);
}
.d-chip.is-on .pip {
  background: var(--accent);
}

/* État 1 : renvoi */
.d-route {
  position: relative;
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0;
}
.d-route-in {
  display: grid;
  gap: 1.75rem;
}
.d-route svg {
  width: 100%;
  height: 220px;
  overflow: visible;
}
.d-route path {
  fill: none;
  stroke: var(--line-3);
  stroke-width: 1;
  stroke-dasharray: 4 6;
}
.d-route path.flow {
  stroke: var(--accent);
  stroke-dasharray: 18 400;
  stroke-dashoffset: 418;
  stroke-width: 1.5;
}
.diagram[data-step="1"] .d-route path.flow {
  animation: flow 2.4s var(--ease-in-out) infinite;
}
.diagram[data-step="1"] .d-route path.flow:nth-of-type(5) {
  animation-delay: 0.4s;
}
.diagram[data-step="1"] .d-route path.flow:nth-of-type(6) {
  animation-delay: 0.8s;
}
@keyframes flow {
  to {
    stroke-dashoffset: 0;
  }
}
.d-node {
  position: relative;
  display: grid;
  place-items: center;
  width: 92px;
  height: 92px;
  border-radius: 50%;
  border: 1px solid var(--accent-a30);
  background: radial-gradient(circle, rgba(122, 184, 255, 0.18), rgba(8, 9, 11, 0.9) 70%);
  font-weight: 500;
  letter-spacing: -0.02em;
  box-shadow: 0 0 60px -10px var(--accent-a30);
}
.d-node::before,
.d-node::after {
  content: "";
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  border: 1px solid var(--accent-a14);
}
.d-node::after {
  inset: -26px;
  border-color: var(--accent-a08);
}

/* État 2 : compréhension */
.d-understand {
  display: grid;
  justify-items: center;
  gap: 1.75rem;
  width: 100%;
}
.d-wave {
  display: flex;
  align-items: center;
  gap: 5px;
  height: 72px;
}
.d-wave i {
  width: 4px;
  height: 100%;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--accent), rgba(122, 184, 255, 0.35));
  transform: scaleY(0.15);
  transform-origin: center;
}
.diagram[data-step="2"] .d-wave i {
  animation: voice 1.3s var(--ease-in-out) infinite alternate;
  animation-delay: calc(var(--i) * -0.17s);
}
@keyframes voice {
  0% {
    transform: scaleY(0.12);
  }
  50% {
    transform: scaleY(var(--h, 0.7));
  }
  100% {
    transform: scaleY(0.3);
  }
}
.d-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}
.d-found {
  display: grid;
  gap: 0.35rem;
  width: min(100%, 330px);
  padding: 0.9rem 1rem;
  border-radius: var(--r-md);
  border: 1px solid var(--line-2);
  background: rgba(8, 9, 11, 0.7);
}
.d-found .mono {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-3);
}
.d-found span:last-child {
  font-size: 0.9375rem;
}

/* État 3 : agenda */
.d-agenda {
  width: min(100%, 360px);
  border-radius: var(--r-md);
  border: 1px solid var(--line-2);
  background: rgba(8, 9, 11, 0.75);
  overflow: hidden;
}
.d-agenda-head {
  display: flex;
  justify-content: space-between;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.875rem;
}
.d-agenda-head .mono {
  font-size: 0.75rem;
  color: var(--fg-3);
}
.d-slot {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  align-items: center;
  min-height: 44px;
  border-bottom: 1px solid var(--line);
}
.d-slot:last-child {
  border-bottom: 0;
}
.d-slot .mono {
  padding-left: 1rem;
  font-size: 0.75rem;
  color: var(--fg-3);
}
.d-slot .busy {
  height: 28px;
  margin-right: 0.75rem;
  border-radius: 5px;
  background: repeating-linear-gradient(-45deg, rgba(255, 255, 255, 0.05) 0 6px, transparent 6px 12px);
  border: 1px solid var(--line);
}
.d-slot .booked {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  height: 32px;
  margin-right: 0.75rem;
  padding: 0 0.75rem;
  border-radius: 6px;
  background: var(--accent-a14);
  border: 1px solid var(--accent-a30);
  font-size: 0.8125rem;
  color: var(--fg);
  transform-origin: left;
  transform: scaleX(0.2);
  opacity: 0;
  transition: transform 900ms var(--ease-out) 350ms, opacity 400ms var(--ease-soft) 350ms;
}
.diagram[data-step="3"] .d-slot .booked {
  transform: none;
  opacity: 1;
}

/* ---------- Ce que Léa fait ---------- */
.lea {
  --p: 1;
  position: relative;
  color: var(--ink);
  isolation: isolate;
}
.lea-surface {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--paper);
  clip-path: inset(calc((1 - var(--p)) * 5%) calc((1 - var(--p)) * 4%) round calc((1 - var(--p)) * 32px));
}
.lea .section-title {
  max-width: 16ch;
}
.lea-cols {
  display: grid;
  gap: 3rem;
  margin-top: clamp(3rem, 2rem + 4vw, 5.5rem);
}
@media (min-width: 900px) {
  .lea-cols {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(3rem, 6vw, 6rem);
  }
}
.lea-col h3 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  margin-bottom: 0.5rem;
  border-bottom: 1px solid var(--ink);
  font-size: var(--fs-label);
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.lea-col h3 .count {
  color: var(--ink-2);
  font-weight: 400;
}
.lea-list li {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--line-ink);
  font-size: clamp(1.0625rem, 1rem + 0.3vw, 1.1875rem);
  line-height: 1.45;
  letter-spacing: -0.01em;
}
.lea-list svg {
  width: 18px;
  height: 18px;
  margin-top: 0.2em;
}
.lea-list--yes svg {
  color: var(--accent-ink);
}
.lea-list--no li {
  color: var(--ink-2);
}
.lea-list--no svg {
  color: var(--ink-2);
}
.lea-statement {
  margin-top: clamp(4rem, 3rem + 5vw, 8rem);
  padding-top: clamp(2.5rem, 2rem + 2vw, 3.5rem);
  border-top: 1px solid var(--line-ink);
  font-size: clamp(1.75rem, 1.1rem + 2.6vw, 3.5rem);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.04em;
  max-width: 22ch;
}
.lea-statement .soft {
  color: var(--ink-2);
}

/* ---------- Bientôt et sur demande ---------- */
.next {
  padding-block: clamp(5rem, 4rem + 5vw, 8.5rem);
}
.next-layout {
  display: grid;
  gap: 2.5rem;
}
@media (min-width: 1024px) {
  .next-layout {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 4rem;
  }
}
.next-title {
  font-size: var(--fs-h2-sm);
  letter-spacing: var(--tracking-tight);
  color: var(--fg-2);
}
.next-list li {
  display: grid;
  gap: 0.4rem 1.5rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--line);
}
.next-list li:last-child {
  border-bottom: 1px solid var(--line);
}
@media (min-width: 640px) {
  .next-list li {
    grid-template-columns: 8.5rem minmax(0, 1fr);
  }
}
.next-tag {
  justify-self: start;
  align-self: start;
  margin-top: 0.15rem;
  min-height: 24px;
  font-size: 0.6875rem;
}
.next-tag--demand {
  border-style: solid;
  border-color: var(--line-2);
}
.next-list h3 {
  font-size: 1.0625rem;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--fg);
}
.next-list p {
  font-size: var(--fs-small);
  color: var(--fg-2);
  max-width: 60ch;
}

/* ---------- Démo en direct ---------- */
.demo {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  text-align: center;
  padding-block: clamp(7rem, 5rem + 9vw, 13rem);
}
.demo-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(50% 55% at 50% 58%, rgba(122, 184, 255, 0.12), transparent 70%);
}
.demo-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--noise);
  background-size: 160px;
  opacity: 0.035;
  mix-blend-mode: overlay;
}
.rings {
  position: absolute;
  left: 50%;
  top: 58%;
  width: 0;
  height: 0;
}
.rings i {
  position: absolute;
  left: 50%;
  top: 50%;
  width: var(--s);
  height: var(--s);
  margin: calc(var(--s) / -2) 0 0 calc(var(--s) / -2);
  border-radius: 50%;
  border: 1px solid rgba(122, 184, 255, 0.12);
}
.rings i:nth-child(1) {
  --s: 320px;
}
.rings i:nth-child(2) {
  --s: 560px;
  border-color: rgba(122, 184, 255, 0.08);
}
.rings i:nth-child(3) {
  --s: 840px;
  border-color: rgba(122, 184, 255, 0.05);
}
.rings i:nth-child(4) {
  --s: 320px;
  border-color: rgba(122, 184, 255, 0.35);
  opacity: 0;
}
.demo.is-live .rings i:nth-child(4) {
  animation: ring 4.8s var(--ease-out) infinite;
}
@keyframes ring {
  0% {
    transform: scale(0.6);
    opacity: 0;
  }
  15% {
    opacity: 1;
  }
  100% {
    transform: scale(2.7);
    opacity: 0;
  }
}
.demo-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  justify-items: center;
  gap: 1.75rem;
}
.demo-title {
  font-size: var(--fs-h2);
  letter-spacing: var(--tracking-display);
  line-height: 1.02;
  max-width: 15ch;
}
.demo-text {
  max-width: 50ch;
}
.demo-cta {
  margin-top: 1rem;
}
.demo-number {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-3);
}

/* ---------- Tarif ---------- */
.pricing {
  display: grid;
  gap: 1rem;
}
@media (min-width: 900px) {
  .pricing {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
  }
}
.plan {
  --mx: 50%;
  --my: 0%;
  position: relative;
  display: grid;
  align-content: start;
  gap: 1.5rem;
  padding: clamp(1.75rem, 1.25rem + 2vw, 2.75rem);
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.008));
  overflow: hidden;
  isolation: isolate;
  transition: border-color var(--d-slow) var(--ease-soft);
}
.plan::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(420px circle at var(--mx) var(--my), rgba(122, 184, 255, 0.09), transparent 60%);
  opacity: 0;
  transition: opacity var(--d-slow) var(--ease-soft);
}
.plan:hover {
  border-color: var(--line-2);
}
.plan:hover::before {
  opacity: 1;
}
.plan-name {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 450;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-2);
}
.plan-price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.25rem 0.75rem;
}
.plan-price .amount {
  font-size: clamp(3rem, 2.2rem + 3vw, 4.75rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 1;
}
.plan-price .per {
  color: var(--fg-2);
}
.plan-terms {
  font-size: var(--fs-small);
}
.plan-list {
  border-top: 1px solid var(--line);
}
.plan-list li {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 0.85rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-small);
  line-height: 1.5;
}
.plan-list li:last-child {
  border-bottom: 0;
}
.plan-list svg {
  width: 16px;
  height: 16px;
  margin-top: 0.2em;
  color: var(--accent);
}
.pricing-note {
  margin-top: 1.5rem;
  font-size: var(--fs-small);
  color: var(--fg-3);
}

/* ---------- Questions fréquentes ---------- */
.faq-layout {
  display: grid;
  gap: 2.5rem;
}
@media (min-width: 1024px) {
  .faq-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 4rem;
  }
  .faq-aside {
    position: sticky;
    top: calc(var(--header-h) + 3rem);
    align-self: start;
  }
}
.faq-aside {
  display: grid;
  gap: 1.5rem;
  align-content: start;
}
.faq-list {
  border-bottom: 1px solid var(--line);
}
.faq-item {
  border-top: 1px solid var(--line);
}
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 44px;
  padding: 1.5rem 0;
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary h3 {
  font-size: clamp(1.0625rem, 1rem + 0.4vw, 1.25rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.35;
  transition: color var(--d-base);
}
.faq-item summary:hover h3 {
  color: var(--fg);
}
.faq-icon {
  position: relative;
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--line-2);
  transition: border-color var(--d-base), background-color var(--d-base), transform var(--d-slow) var(--ease-out);
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 11px;
  height: 1.5px;
  margin: -0.75px 0 0 -5.5px;
  background: var(--fg);
  border-radius: 1px;
  transition: transform var(--d-slow) var(--ease-out);
}
.faq-icon::after {
  transform: rotate(90deg);
}
.faq-item summary:hover .faq-icon {
  border-color: var(--line-3);
}
.faq-item[open] .faq-icon {
  background: var(--fg);
  border-color: var(--fg);
}
.faq-item[open] .faq-icon::before,
.faq-item[open] .faq-icon::after {
  background: var(--ink);
}
.faq-item[open] .faq-icon::after {
  transform: rotate(0deg);
}
.faq-item::details-content {
  block-size: 0;
  overflow: hidden;
  transition: block-size 500ms var(--ease-out), content-visibility 500ms allow-discrete;
}
.faq-item[open]::details-content {
  block-size: auto;
}
.faq-answer {
  max-width: 62ch;
  padding: 0 3.5rem 1.75rem 0;
  color: var(--fg-2);
}
.faq-item[open] .faq-answer {
  animation: fadeUp 600ms var(--ease-out) both;
}
.faq-answer p + p {
  margin-top: 0.75rem;
}

/* ---------- Contact ---------- */
.contact {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.contact::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 88px 88px;
  background-position: calc(50% + 44px) 0;
  -webkit-mask-image: radial-gradient(ellipse 60% 70% at 20% 60%, #000 10%, transparent 70%);
  mask-image: radial-gradient(ellipse 60% 70% at 20% 60%, #000 10%, transparent 70%);
}
.contact::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(45% 50% at 15% 70%, rgba(122, 184, 255, 0.08), transparent 70%);
}
.contact-inner {
  display: grid;
  gap: 2rem;
}
.contact-title {
  font-size: var(--fs-h2);
  letter-spacing: var(--tracking-display);
  line-height: 1.02;
  max-width: 18ch;
}
.contact-body {
  display: grid;
  gap: 2rem;
  max-width: 560px;
}
@media (min-width: 1024px) {
  .contact-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 4rem;
  }
}
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.75rem;
}
.contact-email {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
}

/* ---------- Pied de page ---------- */
.site-footer {
  padding-block: 2.5rem 3rem;
  border-top: 1px solid var(--line);
  font-size: var(--fs-small);
  color: var(--fg-2);
}
.footer-inner {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}
.footer-legal {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  color: var(--fg-3);
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0 1.5rem;
}
.footer-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--fg-2);
}
.footer-links a:hover {
  color: var(--fg);
}
@media (min-width: 900px) {
  .footer-inner {
    grid-template-columns: auto 1fr auto;
    gap: 2.5rem;
  }
}

/* ---------- Pages secondaires (légal, 404) ---------- */
.page {
  padding-top: calc(var(--header-h) + clamp(3rem, 2rem + 4vw, 6rem));
  padding-bottom: var(--section-py);
}
.page-head {
  display: grid;
  gap: 1.25rem;
  padding-bottom: clamp(2.5rem, 2rem + 2vw, 4rem);
  margin-bottom: clamp(2.5rem, 2rem + 2vw, 4rem);
  border-bottom: 1px solid var(--line);
}
.page-title {
  font-size: clamp(2.25rem, 1.4rem + 3.2vw, 4rem);
  letter-spacing: var(--tracking-display);
  line-height: 1.02;
}
.prose {
  display: grid;
  gap: clamp(2.5rem, 2rem + 2vw, 3.5rem);
  max-width: 760px;
}
.prose section {
  display: grid;
  gap: 1rem;
}
.prose h2 {
  font-size: var(--fs-h3);
  letter-spacing: -0.025em;
}
.prose p,
.prose li {
  color: var(--fg-2);
}
.prose ul {
  display: grid;
  gap: 0.5rem;
}
.prose ul li {
  position: relative;
  padding-left: 1.25rem;
}
.prose ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 6px;
  height: 1px;
  background: var(--fg-3);
}
.prose a:not(.btn) {
  color: var(--fg);
  text-decoration: underline;
  text-decoration-color: var(--line-3);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--d-base);
}
.prose a:not(.btn):hover {
  text-decoration-color: var(--fg);
}
.facts {
  border-top: 1px solid var(--line);
}
.facts > div {
  display: grid;
  gap: 0.25rem 2rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 640px) {
  .facts > div {
    grid-template-columns: 13rem minmax(0, 1fr);
  }
}
.facts dt {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--fg-3);
  padding-top: 0.2em;
}
.facts dd {
  color: var(--fg);
}
.page-updated {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  color: var(--fg-3);
}
.not-found {
  min-height: 100svh;
  display: grid;
  align-items: center;
}
.page-head--plain {
  border-bottom: 0;
  margin-bottom: 0;
}
.not-found .code {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.06em;
  color: var(--fg-3);
}
.not-found-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

/* ---------- Animations ---------- */
@keyframes rise {
  from {
    transform: translateY(105%);
  }
  to {
    transform: none;
  }
}
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes ficheIn {
  from {
    opacity: 0;
    transform: translateY(36px) rotateX(8deg) scale(0.97);
    clip-path: inset(0 0 35% 0 round 16px);
  }
  to {
    opacity: 1;
    transform: none;
    clip-path: inset(0 0 0 0 round 16px);
  }
}

/* Séquence d'entrée du premier écran, orchestrée en CSS pour ne pas dépendre du JavaScript */
.hero-bg::before,
.grid-lines {
  animation: fadeIn 1.2s var(--ease-soft) both;
}
.hero .eyebrow {
  animation: fadeUp 800ms var(--ease-out) 80ms both;
}
.hero-title .line > span {
  animation: rise 1100ms var(--ease-out) both;
}
.hero-title .line:nth-child(1) > span {
  animation-delay: 140ms;
}
.hero-title .line:nth-child(2) > span {
  animation-delay: 230ms;
}
.hero-title .line:nth-child(3) > span {
  animation-delay: 320ms;
}
.hero-text {
  animation: fadeUp 900ms var(--ease-out) 520ms both;
}
.hero-ctas {
  animation: fadeUp 900ms var(--ease-out) 640ms both;
}
.hero-note {
  animation: fadeUp 900ms var(--ease-out) 760ms both;
}
.hero-visual .fiche-wrap {
  animation: ficheIn 1300ms var(--ease-out) 420ms both;
}
.fiche-fields > div {
  animation: fadeUp 700ms var(--ease-out) both;
  animation-delay: calc(820ms + var(--i, 0) * 70ms);
}
.call-log {
  animation: fadeUp 800ms var(--ease-out) 1000ms both;
}
.call-log li {
  animation: fadeUp 600ms var(--ease-out) both;
}
.call-log li:nth-child(1) {
  animation-delay: 1150ms;
}
.call-log li:nth-child(2) {
  animation-delay: 1450ms;
}
.call-log li:nth-child(3) {
  animation-delay: 1800ms;
}

/* Apparitions au défilement (activées par le JavaScript uniquement hors écran) */
.is-pending[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
}
.is-pending[data-reveal="fade"] {
  transform: none;
}
.is-pending[data-reveal="scale"] {
  transform: translateY(24px) scale(0.97);
}
.is-pending[data-reveal="mask"] {
  opacity: 1;
  transform: none;
  clip-path: inset(0 0 100% 0);
}
.is-in[data-reveal] {
  transition:
    opacity 900ms var(--ease-soft),
    transform 1100ms var(--ease-out),
    clip-path 1100ms var(--ease-out);
  transition-delay: var(--delay, 0ms);
}
.is-pending[data-reveal="stagger"] {
  opacity: 1;
  transform: none;
}
.is-pending[data-reveal="stagger"] > * {
  opacity: 0;
  transform: translateY(20px);
}
[data-reveal="stagger"].is-in > * {
  transition:
    opacity 800ms var(--ease-soft),
    transform 1000ms var(--ease-out);
  transition-delay: calc(var(--delay, 0ms) + var(--i, 0) * 70ms);
}

/* Titres révélés mot à mot */
.w {
  display: inline-block;
}
.is-pending[data-reveal="words"] {
  opacity: 1;
  transform: none;
}
.is-pending[data-reveal="words"] .w {
  opacity: 0;
  transform: translateY(0.35em);
  filter: blur(8px);
}
[data-reveal="words"].is-in .w {
  transition:
    opacity 800ms var(--ease-soft),
    transform 1000ms var(--ease-out),
    filter 800ms var(--ease-soft);
  transition-delay: calc(var(--delay, 0ms) + var(--i, 0) * 32ms);
}

/* ---------- Préférences ---------- */
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-delay: 0ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
    transition-delay: 0ms !important;
  }
  .diagram[data-step] .d-wave i {
    animation: none;
    transform: scaleY(var(--h, 0.6));
  }
  .demo.is-live .rings i:nth-child(4) {
    animation: none;
  }
  .d-route path.flow {
    animation: none !important;
    stroke-dasharray: none;
    stroke-dashoffset: 0;
    opacity: 0.6;
  }
}
@media (hover: none) {
  .row:hover::after {
    transform: scaleX(0);
  }
}
@media print {
  .site-header,
  .menu,
  .hero-bg,
  .demo-bg,
  .field {
    display: none !important;
  }
  body {
    background: #fff;
    color: #000;
  }
}