/* ==========================================================================
   OBcode — feuille de style (blanc & bleu classique, animations futuristes)
   Variables · base · boutons · en-tête · hero · animations · sections ·
   services · technologies · atouts · méthode · FAQ · contact ·
   pied de page · pages secondaires · bandeau cookies · apparition au défilement
   ========================================================================== */

@property --angle { syntax: "<angle>"; initial-value: 0deg; inherits: false; }

:root {
  --c-primary: #2563eb;       /* bleu classique */
  --c-primary-dark: #1d4ed8;  /* bleu foncé : textes et liens sur fond blanc */
  --c-primary-light: #60a5fa; /* bleu clair : survols et reflets */
  --c-on-primary: #ffffff;    /* texte posé sur le bleu */
  --c-accent-soft: #bfdbfe;
  --c-text: #0f172a;
  --c-muted: #475569;         /* slate 600 */
  --c-soft: #64748b;          /* slate 500 */
  --c-faint: #94a3b8;         /* slate 400 */
  --c-border: #e2e8f0;        /* slate 200 */
  --c-border-strong: #cbd5e1; /* slate 300 */
  --c-bg-alt: #f8fafc;        /* slate 50 */
  --c-bg-tint: #eff6ff;       /* bleu très clair */
  --c-dark: #0f172a;          /* slate 900 */
  --c-darker: #020617;        /* slate 950 */

  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px rgba(15, 23, 42, .07);
  --shadow-lg: 0 24px 60px rgba(15, 23, 42, .16);
  --container: 1160px;
  --header-h: 72px;
  --ease-out: cubic-bezier(.2, .7, .2, 1);

  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;

  --check: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  --grid-lines:
    linear-gradient(rgba(37, 99, 235, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, .08) 1px, transparent 1px);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--c-text);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--c-primary-dark); }
::selection { background: var(--c-accent-soft); color: var(--c-on-primary); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .6em; letter-spacing: -.02em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.3rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }

.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }
.hidden { display: none; }

.icon {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 200;
  padding: .6rem 1rem;
  background: var(--c-primary);
  color: var(--c-on-primary);
  border-radius: var(--radius-sm);
}
.skip-link:focus { top: 1rem; }

:focus-visible { outline: 3px solid var(--c-primary); outline-offset: 2px; }

/* ---------- Boutons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  overflow: hidden;
  padding: .8rem 1.4rem;
  border: 2px solid transparent;
  border-radius: 999px;
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .2s, color .2s, border-color .2s, transform .2s, box-shadow .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn:disabled { opacity: .7; cursor: wait; transform: none; }

.btn-primary { background: var(--c-primary); color: var(--c-on-primary); font-weight: 700; box-shadow: 0 8px 24px rgba(37, 99, 235, .35); }
.btn-primary:hover { background: var(--c-primary-light); }
/* Reflet lumineux au survol */
.btn-primary::after {
  content: "";
  position: absolute;
  top: 0;
  left: -60%;
  width: 40%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .55), transparent);
  transform: skewX(-20deg);
  transition: left .7s var(--ease-out);
}
.btn-primary:hover::after { left: 130%; }

.btn-secondary { color: var(--c-text); border-color: var(--c-border-strong); background: #fff; }
.btn-secondary:hover { border-color: var(--c-primary); color: var(--c-primary-dark); }

.btn-outline { color: var(--c-primary-dark); border-color: var(--c-primary); background: transparent; }
.btn-outline:hover { background: var(--c-primary); color: var(--c-on-primary); }

.btn-sm { padding: .55rem 1.1rem; font-size: .95rem; }
.btn-lg { padding: 1rem 1.7rem; font-size: 1.05rem; }
.btn-block { width: 100%; }

/* ---------- En-tête ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .85);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--c-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

.logo {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--c-text);
  text-decoration: none;
}
.logo-bracket { color: var(--c-faint); }
.logo-accent { color: var(--c-primary-dark); }

.nav { display: flex; align-items: center; gap: 1.6rem; }
.nav > a:not(.btn) { position: relative; color: #334155; font-size: .98rem; font-weight: 500; text-decoration: none; }
.nav > a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 2px;
  background: var(--c-primary);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .3s var(--ease-out);
}
.nav > a:not(.btn):hover { color: var(--c-primary-dark); }
.nav > a:not(.btn):hover::after { transform: scaleX(1); transform-origin: left; }

.lang-switch {
  display: flex;
  padding: 3px;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  font-size: .82rem;
  font-weight: 700;
}
.lang-switch a,
.lang-switch span {
  padding: .25rem .6rem;
  border-radius: 999px;
  color: var(--c-soft);
  text-decoration: none;
}
.lang-switch a:hover { color: var(--c-primary-dark); }
.lang-switch [aria-current] { background: var(--c-primary); color: var(--c-on-primary); }

.nav-toggle { display: none; }

@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: transparent;
    border: 0;
    cursor: pointer;
  }
  .nav-toggle span { height: 2px; background: var(--c-text); border-radius: 2px; transition: transform .25s, opacity .25s; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: .5rem 1.25rem 1.25rem;
    background: #fff;
    border-bottom: 1px solid var(--c-border);
    box-shadow: var(--shadow);
  }
  .nav.is-open { display: flex; }
  .nav > a:not(.btn) { padding: .85rem 0; border-bottom: 1px solid var(--c-border); }
  .nav > a:not(.btn)::after { display: none; }
  .lang-switch { align-self: flex-start; margin-top: 1rem; }
  .nav .btn { margin-top: 1rem; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(4.5rem, 8vw, 6.5rem);
  background: radial-gradient(1000px 520px at 85% -10%, rgba(37, 99, 235, .12), transparent 60%), linear-gradient(180deg, #fff 70%, var(--c-bg-tint) 100%);
}

/* Grille technique qui défile lentement */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image: var(--grid-lines);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse 75% 70% at 60% 40%, #000 25%, transparent 75%);
  mask-image: radial-gradient(ellipse 75% 70% at 60% 40%, #000 25%, transparent 75%);
  animation: grid-pan 20s linear infinite;
}
@keyframes grid-pan { to { background-position: 44px 44px; } }

/* Halo lumineux qui dérive */
.hero::after {
  content: "";
  position: absolute;
  top: -220px;
  right: -160px;
  z-index: -2;
  width: 640px;
  height: 640px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 35%, rgba(37, 99, 235, .45), transparent 60%),
    radial-gradient(circle at 70% 70%, rgba(14, 165, 233, .35), transparent 60%);
  filter: blur(50px);
  animation: aurora 16s ease-in-out infinite alternate;
}
@keyframes aurora {
  50% { transform: translate(-90px, 70px) scale(1.15) rotate(40deg); }
  100% { transform: translate(-30px, 150px) scale(.95) rotate(90deg); }
}

/* Réseau de particules (dessiné par main.js) */
.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); /* minmax(0) : le code ne doit jamais élargir la colonne */
  gap: 3.5rem;
  align-items: center;
}

/* Apparition du texte, élément par élément */
.hero-text > * { animation: rise .9s var(--ease-out) both; }
.hero-text > :nth-child(2) { animation-delay: .08s; }
.hero-text > :nth-child(3) { animation-delay: .16s; }
.hero-text > :nth-child(4) { animation-delay: .24s; }
.hero-text > :nth-child(5) { animation-delay: .32s; }
.hero-visual { animation: rise 1.1s var(--ease-out) .3s both; }
@keyframes rise { from { opacity: 0; translate: 0 26px; filter: blur(6px); } }

.eyebrow {
  display: flex;
  align-items: baseline;
  gap: .65rem;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--c-primary-dark);
}
.eyebrow::before {
  content: "";
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-primary);
  animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 99, 235, .6); }
  100% { box-shadow: 0 0 0 12px rgba(37, 99, 235, 0); }
}

/* Mot mis en valeur : reflet métallique qui défile */
.highlight {
  background: linear-gradient(90deg, var(--c-primary-dark) 0%, var(--c-primary) 35%, #0ea5e9 50%, var(--c-primary) 65%, var(--c-primary-dark) 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 4s linear infinite;
}
@keyframes shimmer { to { background-position: -200% 0; } }

.lead { max-width: 37rem; font-size: 1.18rem; color: var(--c-muted); }

.hero-cta { display: flex; flex-wrap: wrap; gap: .9rem; margin: 2rem 0 1.75rem; }
.hero-cta .btn-primary { animation: glow 3s ease-in-out infinite; }
@keyframes glow { 50% { box-shadow: 0 10px 40px rgba(37, 99, 235, .55), 0 0 0 7px rgba(37, 99, 235, .15); } }

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: .95rem;
  color: var(--c-muted);
}
.hero-badges li { display: flex; align-items: center; gap: .5rem; }
.hero-badges li::before {
  content: "";
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--c-bg-tint) var(--check) center / 12px no-repeat;
}

.hero-visual { position: relative; }

/* Cadre au contour lumineux rotatif */
.code-frame {
  position: relative;
  padding: 2px;
  border-radius: calc(var(--radius) + 2px);
  background: conic-gradient(from var(--angle), transparent 0 50%, #0ea5e9 68%, var(--c-primary-light) 80%, #eff6ff 85%, var(--c-primary) 92%, transparent 100%);
  box-shadow: var(--shadow-lg), 0 0 50px rgba(37, 99, 235, .25);
  transform: perspective(1200px) rotateY(-6deg) rotateX(2deg);
  animation: spin-border 6s linear infinite;
}
@keyframes spin-border { to { --angle: 360deg; } }

.code-window {
  position: relative;
  overflow: hidden;
  background: var(--c-dark);
  border-radius: var(--radius);
}
/* Ligne de balayage */
.code-window::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 90px;
  background: linear-gradient(180deg, transparent, rgba(96, 165, 250, .10), transparent);
  animation: scan 5s linear infinite;
  pointer-events: none;
}
@keyframes scan { from { transform: translateY(-90px); } to { transform: translateY(460px); } }

.code-bar {
  display: flex;
  align-items: center;
  gap: .45rem;
  padding: .8rem 1rem;
  background: rgba(255, 255, 255, .05);
  border-bottom: 1px solid rgba(255, 255, 255, .07);
}
.code-bar span { width: 11px; height: 11px; border-radius: 50%; background: #475569; }
.code-bar span:nth-child(2) { background: #64748b; }
.code-bar span:nth-child(3) { background: var(--c-primary); }
.code-bar p { margin: 0 auto; font-family: var(--font-mono); font-size: .78rem; color: var(--c-faint); }

.code-window pre {
  margin: 0;
  padding: 1.4rem 1.5rem 3.25rem; /* espace libre sous le code pour la notification flottante */
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: .9rem;
  line-height: 1.75;
  color: #e2e8f0;
}
.tk-k { color: #94a3b8; }
.tk-v { color: #fff; }
.tk-s { color: #93c5fd; }
.tk-b { color: var(--c-primary-light); font-weight: 700; }
.tk-f { color: #fff; }
.tk-c { color: #64748b; font-style: italic; }

.cursor {
  display: inline-block;
  width: .55em;
  height: 1.1em;
  margin-left: 2px;
  vertical-align: text-bottom;
  background: var(--c-primary-light);
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.hero-float {
  position: absolute;
  left: -1.5rem;
  bottom: -1.75rem;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: .8rem;
  padding: .85rem 1.1rem;
  background: rgba(255, 255, 255, .9);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: var(--c-text);
  border: 1px solid var(--c-border);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  animation: float 5s ease-in-out infinite;
}
.hero-float p { margin: 0; font-size: .82rem; line-height: 1.35; color: var(--c-soft); }
.hero-float strong { display: block; font-size: .92rem; color: var(--c-text); }
.hero-float-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  border-radius: 10px;
  background: var(--c-primary);
  color: var(--c-on-primary);
}
.hero-float-icon .icon { width: 20px; height: 20px; }
@keyframes float { 50% { transform: translateY(-8px); } }

/* Badges flottants autour du code */
.orbit-chip {
  position: absolute;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .45rem .85rem .45rem .6rem;
  background: rgba(255, 255, 255, .85);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid var(--c-border);
  border-radius: 999px;
  box-shadow: 0 10px 30px rgba(37, 99, 235, .18);
  font-size: .8rem;
  font-weight: 700;
  color: var(--c-text);
  animation: drift 6s ease-in-out infinite;
}
.orbit-chip img, .orbit-chip .icon { width: 18px; height: 18px; }
.orbit-chip .icon { color: var(--c-primary-dark); }
.chip-1 { top: -1.2rem; left: 10%; animation-delay: -1s; }
.chip-2 { top: 20%; right: -1.6rem; animation-delay: -2.5s; }
.chip-3 { bottom: -1.3rem; right: 12%; animation-delay: -4s; }
.chip-4 { top: -1.2rem; right: 10%; animation-delay: -3s; }
@keyframes drift { 50% { translate: 0 -10px; } }

@media (max-width: 960px) {
  .hero-inner { grid-template-columns: minmax(0, 1fr); }
  .hero-visual { max-width: 540px; margin-top: 1rem; }
  .code-frame { transform: none; }
  .hero-float { left: .75rem; bottom: -1.5rem; }
  .chip-2 { right: .5rem; }
}
@media (max-width: 560px) {
  .chip-2, .chip-4 { display: none; }
}
@media (max-width: 480px) {
  .code-window pre { font-size: .78rem; padding: 1.1rem 1.1rem 3rem; }
}

/* ---------- Sections ---------- */
.section { position: relative; padding: clamp(4rem, 8vw, 6rem) 0; }
/* Les fonds se fondent d'une section à l'autre : blanc → teinte → blanc */
.section-alt {
  background: linear-gradient(180deg,
    #fff 0%,
    var(--c-bg-tint) 18%,
    var(--c-bg-alt) 50%,
    var(--c-bg-tint) 82%,
    #fff 100%);
}
/* Une lueur verte diffuse sur chaque section teintée */
.section-alt::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(700px 320px at 15% 20%, rgba(37, 99, 235, .10), transparent 65%),
    radial-gradient(600px 300px at 90% 85%, rgba(14, 165, 233, .08), transparent 65%);
}
.section-alt > .container { position: relative; z-index: 1; }
/* Fondu du blanc vers le vert foncé de la section contact */
.contact::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 7rem;
  z-index: -1;
  background: linear-gradient(180deg, #fff 0%, rgba(255, 255, 255, 0) 100%);
}
.hero + .section-alt, .page-hero + .legal { margin-top: 0; }

.section-head { max-width: 700px; margin: 0 auto 3rem; text-align: center; }
.section-head p { font-size: 1.1rem; color: var(--c-muted); }

.kicker {
  display: block;
  margin-bottom: .75rem;
  font-family: var(--font-mono);
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-primary-dark);
}

.checklist { margin: 1rem 0 0; padding: 0; list-style: none; font-size: .95rem; }
.checklist li { position: relative; margin-bottom: .5rem; padding-left: 1.7rem; }
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .3em;
  width: 1.05rem;
  height: 1.05rem;
  background: var(--check) center / contain no-repeat;
}

/* ---------- Services ---------- */
.grid { display: grid; gap: 1.5rem; }
.grid-services { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card-wide { grid-column: span 2; }
.card-wide .checklist { columns: 2; column-gap: 2rem; }
.card-wide .checklist li { break-inside: avoid; }
@media (max-width: 1000px) { .grid-services { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 680px) {
  .grid-services { grid-template-columns: minmax(0, 1fr); }
  .card-wide { grid-column: auto; }
  .card-wide .checklist { columns: 1; }
}

.card {
  position: relative;
  padding: 1.9rem;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(37, 99, 235, .14); border-color: var(--c-accent-soft); }
.card p { color: var(--c-muted); }
.card-featured {
  border: 2px solid var(--c-primary);
  box-shadow: var(--shadow);
  background:
    radial-gradient(600px 220px at 100% 0%, var(--c-bg-tint), transparent 70%),
    #fff;
}
.card-tag {
  position: absolute;
  top: 1.4rem;
  right: 1.4rem;
  padding: .2rem .7rem;
  border-radius: 999px;
  background: var(--c-primary);
  color: var(--c-on-primary);
  font-size: .75rem;
  font-weight: 700;
}

.card-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 1.25rem;
  border-radius: 12px;
  background: var(--c-bg-tint);
  color: var(--c-primary-dark);
  transition: background-color .25s, color .25s;
}
.card-icon .icon { width: 26px; height: 26px; }
.card:hover .card-icon { background: var(--c-primary); color: var(--c-on-primary); }

/* ---------- Technologies ---------- */
.tech-groups { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 1rem; }
.tech-group {
  padding: 1.4rem 1.4rem 1.5rem;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
}
.tech-group h3 {
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-primary-dark);
}
.tech-list { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0; padding: 0; list-style: none; }
.tech-list li {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .4rem .8rem .4rem .55rem;
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border);
  border-radius: 999px;
  font-size: .88rem;
  font-weight: 600;
  color: #334155;
  transition: border-color .2s, transform .2s;
}
.tech-list li:hover { border-color: var(--c-primary); transform: translateY(-2px); }
.tech-list img, .tech-list .icon { width: 20px; height: 20px; flex-shrink: 0; }
.tech-list .icon { color: var(--c-soft); }
.brand-note { max-width: 720px; margin: 2rem auto 0; text-align: center; font-size: .82rem; color: var(--c-soft); }
@media (max-width: 1100px) { .tech-groups { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 800px) { .tech-groups { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .tech-groups { grid-template-columns: minmax(0, 1fr); } }

/* ---------- Atouts ---------- */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.25rem 2.5rem;
}
.feature { display: flex; align-items: flex-start; gap: 1.1rem; }
.feature .card-icon { flex-shrink: 0; width: 48px; height: 48px; margin: 0; background: var(--c-primary); color: var(--c-on-primary); box-shadow: 0 8px 20px rgba(37, 99, 235, .3); }
.feature h3 { margin-bottom: .35rem; font-size: 1.1rem; }
.feature p { margin: 0; color: var(--c-muted); }

/* ---------- Méthode ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.step {
  padding: 1.75rem;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  counter-increment: step;
}
.step::before {
  content: "0" counter(step);
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 1rem;
  border-radius: 12px;
  background: var(--c-primary);
  color: var(--c-on-primary);
  font-family: var(--font-mono);
  font-weight: 700;
}
.step h3 { font-size: 1.1rem; }
.step p { margin: 0; color: var(--c-muted); }

/* ---------- FAQ ---------- */
.faq { max-width: 820px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--c-border); }
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.3rem 0;
  font-size: 1.08rem;
  font-weight: 600;
  list-style: none;
  cursor: pointer;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--c-primary-dark);
  transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0; padding-bottom: 1.3rem; color: var(--c-muted); }

/* ---------- Contact ---------- */
.contact {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(800px 500px at 100% 0%, rgba(96, 165, 250, .45), transparent 60%),
    linear-gradient(135deg, #0b1f3a 0%, #1e3a8a 45%, #1d4ed8 100%);
}
.contact::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 20% 30%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 80% at 20% 30%, #000 20%, transparent 75%);
}
.contact .kicker { color: var(--c-accent-soft); }

.contact-inner {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: 3.5rem;
  align-items: start;
}
.contact-info p { color: #dbeafe; }

.contact-list { display: grid; gap: 1.1rem; margin: 2rem 0 0; padding: 0; list-style: none; }
.contact-list li { display: flex; align-items: center; gap: 1rem; }
.contact-list small {
  display: block;
  font-size: .8rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--c-accent-soft);
}
.contact-list a, .contact-list span:not(.ci-icon) { font-weight: 600; color: #fff; text-decoration: none; }
.contact-list a:hover { text-decoration: underline; }

.ci-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  border-radius: 12px;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .2);
  color: var(--c-primary-light);
}
.ci-icon .icon { width: 22px; height: 22px; }

.contact-form {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  background: #fff;
  color: var(--c-text);
  border-radius: var(--radius);
  box-shadow: 0 30px 80px rgba(11, 31, 58, .55);
}
.form-title { margin-bottom: 1.25rem; font-size: 1.35rem; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { margin-bottom: 1rem; }
.field label { display: block; margin-bottom: .4rem; font-size: .92rem; font-weight: 600; }

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: .8rem .95rem;
  font: inherit;
  font-size: 1rem;
  color: var(--c-text);
  background-color: var(--c-bg-alt);
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius-sm);
  transition: border-color .2s, box-shadow .2s, background-color .2s;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  background-color: #fff;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, .2);
}
.field select {
  appearance: none;
  padding-right: 2.5rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .9rem center;
  background-size: 16px;
}
.field textarea { min-height: 130px; resize: vertical; }

.form-note { font-size: .85rem; color: var(--c-soft); }
.form-error {
  padding: .8rem 1rem;
  border-radius: var(--radius-sm);
  background: #fef2f2;
  color: #991b1b;
  font-size: .92rem;
}
.form-error a { color: inherit; }

@media (max-width: 900px) {
  .contact-inner { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; gap: 0; }
}

/* ---------- Pied de page ---------- */
.site-footer {
  padding: 2.5rem 0;
  background: #0b1f3a;
  font-size: .92rem;
  color: #93c5fd;
}
.site-footer .logo { color: #fff; }
.site-footer .logo-bracket { color: #1d4ed8; }
.site-footer .logo-accent { color: var(--c-primary); }
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem 2rem;
}
.site-footer p { margin: 0; }
.footer-links { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; }
.footer-links a,
.link-btn {
  padding: 0;
  font: inherit;
  color: #dbeafe;
  text-decoration: none;
  background: none;
  border: 0;
  cursor: pointer;
}
.footer-links a:hover,
.link-btn:hover { color: #fff; text-decoration: underline; }

/* ---------- Pages secondaires (légal, merci, 404) ---------- */
.page-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 3.5rem 0 3rem;
  background: var(--c-bg-tint);
  border-bottom: 1px solid var(--c-accent-soft);
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: var(--grid-lines);
  background-size: 44px 44px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 60%);
  mask-image: linear-gradient(90deg, transparent, #000 60%);
  animation: grid-pan 20s linear infinite;
}
.page-hero h1 { margin: 0; font-size: clamp(1.9rem, 4vw, 2.6rem); animation: rise .8s var(--ease-out) both; }
.page-hero p { margin: .5rem 0 0; color: var(--c-muted); }

.legal { max-width: 780px; padding: 3.5rem 0 5rem; }
.legal h2 { margin-top: 2.5rem; font-size: 1.35rem; }
.legal h2:first-child { margin-top: 0; }
.legal p, .legal li { color: #334155; }
.legal ul { padding-left: 1.2rem; }
.legal li { margin-bottom: .35rem; }

mark.todo { padding: 0 .3em; border-radius: 4px; background: #fef3c7; color: #92400e; }

.message-page {
  position: relative;
  isolation: isolate;
  display: grid;
  place-items: center;
  min-height: 70vh;
  padding: 5rem 0;
  background: var(--c-bg-alt);
  text-align: center;
}
.message-page::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: var(--grid-lines);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, #000 20%, transparent 70%);
  mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, #000 20%, transparent 70%);
}
.message-box { max-width: 620px; animation: rise .9s var(--ease-out) both; }
.message-box p { margin-bottom: 2rem; font-size: 1.1rem; color: var(--c-muted); }
.message-icon {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  background: var(--c-primary);
  color: var(--c-on-primary);
  animation: pulse 2s ease-out infinite;
}
.message-icon .icon { width: 36px; height: 36px; stroke-width: 2.5; }
.message-icon-muted { background: var(--c-bg-tint); color: var(--c-primary-dark); animation: none; }
.message-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: .75rem; }

/* ---------- Bandeau cookies ---------- */
.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 100;
  max-width: 560px;
  margin-left: auto;
  padding: 1.25rem 1.4rem;
  background: #fff;
  color: var(--c-text);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  font-size: .93rem;
}
.cookie-banner p { margin: 0 0 1rem; }
.cookie-actions { display: flex; gap: .75rem; }
.cookie-actions .btn { flex: 1; }

/* ---------- Apparition au défilement (classes posées par main.js) ---------- */
.js-reveal .reveal {
  transition:
    opacity .8s ease var(--reveal-delay, 0ms),
    translate .8s var(--ease-out) var(--reveal-delay, 0ms),
    transform .25s, box-shadow .25s, border-color .25s;
}
.js-reveal .reveal:not(.is-visible) { opacity: 0; translate: 0 28px; }

/* ---------- Accessibilité : animations réduites ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ---------- Illustrations des cartes de services (générées avec Gemini) ---------- */
.grid-services .card { overflow: hidden; }
.card-media {
  display: block;
  width: calc(100% + 3.8rem);
  max-width: none;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  margin: -1.9rem -1.9rem 1.4rem;
  background: var(--c-dark);
  border-bottom: 1px solid var(--c-border);
  transition: transform .7s var(--ease-out);
}
.card-wide .card-media { aspect-ratio: 21 / 9; }
.card:hover .card-media { transform: scale(1.04); }
/* L'icône chevauche le bas de l'illustration */
.card-media ~ .card-icon {
  position: relative;
  margin-top: calc(-1.4rem - 26px);
  background: #fff;
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow);
}

/* ==========================================================================
   Pages de service (odoo.html, cybersecurite.html, …)
   ========================================================================== */
.breadcrumb { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.25rem; font-size: .88rem; color: var(--c-soft); }
.breadcrumb a { color: var(--c-soft); text-decoration: none; }
.breadcrumb a:hover { color: var(--c-primary-dark); text-decoration: underline; }
.breadcrumb [aria-current] { color: var(--c-text); font-weight: 600; }

.hero-service .hero-inner { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); }
.hero-service .code-frame { animation: spin-border 6s linear infinite; }
.hero-media {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius);
  background: var(--c-dark);
}
.hero-service .chip-1 { top: -1.2rem; left: 8%; }
.hero-service .chip-2 { top: 42%; right: -1.6rem; }
.hero-service .chip-3 { bottom: -1.3rem; left: 30%; }
@media (max-width: 960px) { .hero-service .chip-2 { right: .5rem; } }

.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 1000px) { .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .grid-3 { grid-template-columns: minmax(0, 1fr); } }

/* Problématique */
.problem-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.5rem; }
.problem {
  padding: 1.75rem;
  background: #fff;
  border: 1px solid var(--c-border);
  border-left: 4px solid var(--c-primary);
  border-radius: var(--radius);
}
.problem .card-icon { width: 46px; height: 46px; margin-bottom: 1rem; }
.problem h3 { font-size: 1.08rem; }
.problem p { margin: 0; font-size: .95rem; color: var(--c-muted); }
@media (max-width: 1000px) { .problem-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .problem-grid { grid-template-columns: minmax(0, 1fr); } }

/* Pourquoi : texte + liste d'avantages */
.split { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 3.5rem; align-items: center; }
.prose h2 { margin-bottom: 1rem; }
.prose p { color: var(--c-muted); font-size: 1.08rem; }
.benefits {
  display: grid;
  gap: .75rem;
  margin: 0;
  padding: 1.75rem;
  list-style: none;
  background: var(--c-dark);
  color: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg), 0 0 60px rgba(37, 99, 235, .18);
}
.benefits li { position: relative; padding-left: 2.1rem; font-weight: 500; }
.benefits li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .15em;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 50%;
  background: var(--c-primary) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center / 60% no-repeat;
}
@media (max-width: 900px) { .split { grid-template-columns: minmax(0, 1fr); gap: 2rem; } }

/* Tableau comparatif */
.table-wrap { overflow-x: auto; border: 1px solid var(--c-border); border-radius: var(--radius); background: #fff; }
.compare { width: 100%; min-width: 720px; border-collapse: collapse; font-size: .95rem; }
.compare th, .compare td { padding: .95rem 1.1rem; text-align: left; vertical-align: top; border-bottom: 1px solid var(--c-border); }
.compare thead th { background: var(--c-bg-alt); font-size: .85rem; letter-spacing: .04em; text-transform: uppercase; color: var(--c-muted); }
.compare tbody th { font-weight: 600; color: var(--c-text); width: 22%; }
.compare td { color: var(--c-muted); }
.compare tbody tr:last-child th, .compare tbody tr:last-child td { border-bottom: 0; }
.compare .is-highlight { background: var(--c-bg-tint); color: var(--c-text); }
.compare thead .is-highlight { color: var(--c-primary-dark); }
.table-note { max-width: 760px; margin: 1.5rem auto 0; text-align: center; font-weight: 500; color: var(--c-primary-dark); }

/* Pastilles (applications, outils) */
.pills { display: flex; flex-wrap: wrap; justify-content: center; gap: .6rem; margin: 0; padding: 0; list-style: none; }
.pills li {
  padding: .55rem 1.1rem;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  font-size: .95rem;
  font-weight: 600;
  color: #334155;
  transition: border-color .2s, transform .2s, box-shadow .2s;
}
.pills li:hover { border-color: var(--c-primary); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(37, 99, 235, .15); }

/* Lien « En savoir plus » des cartes de l'accueil */
.card-link { display: inline-flex; align-items: center; gap: .35rem; margin-top: 1.1rem; font-weight: 700; color: var(--c-primary-dark); text-decoration: none; }
.card-link::after { content: "→"; transition: transform .2s; }
.card-link:hover::after { transform: translateX(4px); }

/* Pied de page : liens vers les services */
.footer-services { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; width: 100%; padding-top: 1.25rem; border-top: 1px solid rgba(255, 255, 255, .08); }
.footer-services a { color: #dbeafe; text-decoration: none; }
.footer-services a:hover, .footer-services [aria-current] { color: #fff; text-decoration: underline; }

/* ==========================================================================
   Accueil : un hero par service, fonds en dégradé alternés
   ========================================================================== */
.services { padding-top: clamp(4rem, 8vw, 6rem); }
.services .section-head { margin-bottom: 1rem; }
.service-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(3.5rem, 7vw, 5.5rem) 0;
  background: linear-gradient(180deg, #fff 0%, var(--c-bg-tint) 20%, var(--c-bg-alt) 50%, var(--c-bg-tint) 80%, #fff 100%);
}
.service-hero.is-reverse { background: #fff; }
.service-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: var(--grid-lines);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse 55% 70% at 75% 50%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 55% 70% at 75% 50%, #000 20%, transparent 75%);
}
.service-hero.is-reverse::before {
  -webkit-mask-image: radial-gradient(ellipse 55% 70% at 25% 50%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 55% 70% at 25% 50%, #000 20%, transparent 75%);
}
.service-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  top: 10%;
  right: -10%;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, .18), transparent 65%);
  filter: blur(40px);
}
.service-hero.is-reverse::after { right: auto; left: -10%; }
.service-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: 3.5rem;
  align-items: center;
}
.service-hero.is-reverse .service-hero-inner { grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); }
.service-hero.is-reverse .service-hero-text { order: 2; }
.service-hero h3 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); letter-spacing: -.02em; }
.service-hero .lead { font-size: 1.1rem; }
.service-points { display: grid; gap: 1.1rem; margin: 1.5rem 0; }
.service-point { display: flex; gap: 1rem; align-items: flex-start; }
.service-point .card-icon { flex-shrink: 0; width: 44px; height: 44px; margin: 0; background: #fff; border: 1px solid var(--c-border); box-shadow: var(--shadow); }
.service-point h4 { margin: 0 0 .25rem; font-family: var(--font-mono); font-size: .78rem; letter-spacing: .06em; text-transform: uppercase; color: var(--c-primary-dark); }
.service-point p { margin: 0; font-size: .98rem; color: var(--c-muted); }
.service-solution-title { display: flex; align-items: center; gap: .5rem; margin: 1.5rem 0 .25rem; font-size: 1.05rem; }
.service-solution-title .icon { width: 22px; height: 22px; color: var(--c-primary); }
.service-hero .checklist { margin-bottom: 1.75rem; font-size: 1rem; }
.service-hero-visual { position: relative; }
.service-hero .code-frame { transform: perspective(1200px) rotateY(-5deg) rotateX(1.5deg); }
.service-hero.is-reverse .code-frame { transform: perspective(1200px) rotateY(5deg) rotateX(1.5deg); }
@media (max-width: 960px) {
  .service-hero-inner, .service-hero.is-reverse .service-hero-inner { grid-template-columns: minmax(0, 1fr); gap: 2rem; }
  .service-hero.is-reverse .service-hero-text { order: 0; }
  .service-hero-visual { max-width: 560px; }
  .service-hero .code-frame, .service-hero.is-reverse .code-frame { transform: none; }
}