/* ==========================================================
   Valleytic — style.css
   Esthétique inspirée d'Apple : typographie XXL, blanc/noir,
   verre dépoli, transitions douces.
   ========================================================== */

:root {
  --bg: #ffffff;
  --bg-tint: #f5f5f7;
  --bg-dark: #0b0b0f;
  --ink: #1d1d1f;
  --ink-soft: #6e6e73;
  --ink-light: #f5f5f7;
  --ink-light-soft: #a1a1a6;
  --accent: #0a84ff;
  --accent-2: #30d5c8;
  --radius: 22px;
  --container: 1080px;
  --nav-h: 52px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
html, body { overflow-x: clip; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
               "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 100;
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  background: rgba(255, 255, 255, .72);
  border-bottom: 1px solid rgba(0, 0, 0, .08);
  transition: background .4s var(--ease);
}

.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  height: 100%;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--ink);
  text-decoration: none;
}
.nav-logo svg { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}
.nav-links a {
  font-size: 12.5px;
  color: rgba(0, 0, 0, .78);
  text-decoration: none;
  letter-spacing: .01em;
  transition: color .25s;
}
.nav-links a:hover { color: #000; }

.nav-cta {
  padding: 5px 14px;
  border-radius: 980px;
  background: var(--accent);
  color: #fff !important;
  font-weight: 500;
}
.nav-cta:hover { background: #0071e3; }

.nav-toggle { display: none; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-block;
  padding: 13px 28px;
  border: 0;
  border-radius: 980px;
  font-size: 17px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: transform .3s var(--ease), background .3s;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #0071e3; transform: scale(1.03); }

.btn-link {
  font-size: 17px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.btn-link:hover { text-decoration: underline; }
.btn-link.light { color: #6ab7ff; }

/* ---------- Hero ---------- */
.hero {
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--nav-h) + 60px) 24px 60px;
}

.hero-eyebrow {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 18px;
}

.hero-title {
  font-size: clamp(64px, 12vw, 132px);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1;
  background: linear-gradient(92deg, var(--ink) 20%, var(--accent) 60%, var(--accent-2) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  margin-top: 22px;
  font-size: clamp(21px, 3vw, 28px);
  font-weight: 500;
  letter-spacing: -.015em;
  color: var(--ink-soft);
}

.hero-actions {
  margin-top: 36px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ---------- Marquee ---------- */
.marquee {
  overflow: hidden;
  border-block: 1px solid rgba(0, 0, 0, .08);
  background: var(--bg-tint);
  padding: 18px 0;
  white-space: nowrap;
}
.marquee-track {
  display: inline-flex;
  align-items: center;
  gap: 34px;
  animation: marquee 32s linear infinite;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.marquee-track i { font-style: normal; color: var(--accent); }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ---------- Sections génériques ---------- */
.section { padding: 120px 0; }

.section-title {
  font-size: clamp(38px, 6vw, 64px);
  font-weight: 700;
  letter-spacing: -.025em;
  line-height: 1.06;
  text-align: center;
}

.section-sub {
  margin-top: 16px;
  font-size: 21px;
  color: var(--ink-soft);
  text-align: center;
}

/* ---------- Grille de cartes ---------- */
.grid {
  margin-top: 64px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 36px 30px 30px;
  border-radius: var(--radius);
  background: var(--bg-tint);
  color: var(--ink);
  text-decoration: none;
  min-height: 240px;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease);
}
.card:hover {
  transform: translateY(-6px) scale(1.015);
  box-shadow: 0 24px 48px rgba(0, 0, 0, .12);
}

.card-dark { background: var(--bg-dark); color: var(--ink-light); }
.card-dark p { color: var(--ink-light-soft); }

.card-tag {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--accent);
}
.card h3 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.15;
}
.card p { font-size: 15px; color: var(--ink-soft); flex: 1; }
.card-more { font-size: 15px; font-weight: 500; color: var(--accent); }

/* ---------- Sections « feature » ---------- */
.feature {
  padding: 130px 0;
  background: var(--bg);
}
.feature-tint { background: var(--bg-tint); }
.feature-dark { background: var(--bg-dark); color: var(--ink-light); }

.feature-inner {
  max-width: 780px;
  text-align: center;
}

.feature-eyebrow {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.feature-title {
  font-size: clamp(36px, 5.6vw, 60px);
  font-weight: 700;
  letter-spacing: -.025em;
  line-height: 1.05;
}

.feature-text {
  margin-top: 22px;
  font-size: 19px;
  color: var(--ink-soft);
}
.feature-dark .feature-text { color: var(--ink-light-soft); }

.feature-points {
  margin: 34px auto 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 32px;
  list-style: none;
  max-width: 560px;
  text-align: left;
}
.feature-points li {
  position: relative;
  padding-left: 24px;
  font-size: 16px;
  font-weight: 500;
}
.feature-points li::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
}

.feature .btn-link { display: inline-block; margin-top: 32px; }

/* ---------- Stats ---------- */
.stats { background: var(--bg-tint); }
.stats-grid {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  text-align: center;
}
.stat strong {
  display: block;
  font-size: clamp(44px, 6vw, 72px);
  font-weight: 700;
  letter-spacing: -.03em;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat span {
  display: block;
  margin-top: 8px;
  font-size: 16px;
  color: var(--ink-soft);
  max-width: 260px;
  margin-inline: auto;
}

/* ---------- Contact ---------- */
.contact { padding: 130px 0; }

.contact-form {
  margin: 56px auto 0;
  max-width: 640px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-soft);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  font: inherit;
  font-size: 16px;
  padding: 14px 16px;
  border: 1px solid rgba(0, 0, 0, .14);
  border-radius: 14px;
  background: var(--bg);
  color: var(--ink);
  transition: border-color .25s, box-shadow .25s;
}
.contact-form textarea { resize: vertical; }

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(10, 132, 255, .18);
}

.contact-form .btn { align-self: center; margin-top: 8px; }

/* ---------- Footer ---------- */
.footer {
  background: var(--bg-tint);
  border-top: 1px solid rgba(0, 0, 0, .08);
  padding: 64px 0 32px;
  font-size: 13px;
  color: var(--ink-soft);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
}

.footer-logo {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--ink);
}
.footer-brand p { margin-top: 10px; line-height: 1.6; }

.footer-cols {
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}
.footer-cols h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
}
.footer-cols a {
  display: block;
  color: var(--ink-soft);
  text-decoration: none;
  margin-bottom: 8px;
}
.footer-cols a:hover { color: var(--ink); }

.footer-bottom {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid rgba(0, 0, 0, .08);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.footer-bottom a { color: inherit; text-decoration: none; }
.footer-bottom a:hover { color: var(--ink); }

/* ---------- Révélation au scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- Accessibilité ---------- */
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee-track { animation: none; }
  .btn, .card { transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: 0;
    padding: 10px;
    cursor: pointer;
  }
  .nav-toggle span {
    width: 20px; height: 1.6px;
    background: var(--ink);
    transition: transform .3s var(--ease), opacity .3s;
  }
  .nav.is-open .nav-toggle span:first-child { transform: translateY(4px) rotate(45deg); }
  .nav.is-open .nav-toggle span:last-child { transform: translateY(-4px) rotate(-45deg); }

  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 12px 24px 24px;
    background: rgba(255, 255, 255, .95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, .08);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s var(--ease), transform .3s var(--ease);
  }
  .nav.is-open .nav-links {
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: 14px 0;
    font-size: 17px;
    border-bottom: 1px solid rgba(0, 0, 0, .06);
  }
  .nav-cta { margin-top: 14px; text-align: center; border-bottom: 0 !important; }

  .grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .feature-points { grid-template-columns: 1fr; }
  .section, .feature, .contact { padding: 90px 0; }
  .footer-inner { flex-direction: column; }
}

/* ---------- Logo & visuels ---------- */
.nav-logo img {
  display: block;
  height: 26px;
  width: auto;
}

.hero-logo {
  width: min(560px, 82vw);
  height: auto;
  margin: 6px 0 4px;
}

.hero-visual {
  margin-top: 64px;
  width: min(880px, 100%);
  height: auto;
}

.feature-visual {
  display: block;
  margin: 56px auto 0;
  width: min(720px, 100%);
  height: auto;
  border-radius: var(--radius);
}

.footer-logo-img {
  height: 30px;
  width: auto;
}

/* ---------- Hero : phrase de réassurance ---------- */
.hero-proof {
  margin-top: 16px;
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--ink-soft);
}

/* ---------- Méthode (étapes) ---------- */
.steps {
  margin-top: 64px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  list-style: none;
  counter-reset: none;
}
.step {
  padding: 32px 26px;
  border-radius: var(--radius);
  background: var(--bg-tint);
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #fff;
  font-size: 18px;
  font-weight: 700;
}
.step h3 {
  margin-top: 16px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.015em;
}
.step p {
  margin-top: 8px;
  font-size: 14.5px;
  color: var(--ink-soft);
}

/* ---------- Secteurs ---------- */
.sectors { background: var(--bg-dark); color: var(--ink-light); }
.sectors .section-sub { color: var(--ink-light-soft); }
.sector-grid {
  margin-top: 48px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.sector-grid span {
  padding: 12px 22px;
  border-radius: 980px;
  border: 1px solid rgba(255, 255, 255, .18);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-light);
  transition: border-color .3s, background .3s;
}
.sector-grid span:hover {
  border-color: var(--accent);
  background: rgba(10, 132, 255, .12);
}

/* ---------- FAQ ---------- */
.faq { background: var(--bg-tint); }
.faq-inner { max-width: 760px; }
.faq-list { margin-top: 48px; }
.faq-list details {
  background: var(--bg);
  border-radius: 16px;
  padding: 0 24px;
  margin-bottom: 12px;
  border: 1px solid rgba(0, 0, 0, .07);
}
.faq-list summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 32px 20px 0;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -.01em;
  position: relative;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 0; top: 50%;
  transform: translateY(-50%);
  font-size: 24px;
  font-weight: 400;
  color: var(--accent);
  transition: transform .3s var(--ease);
}
.faq-list details[open] summary::after {
  content: "−";
}
.faq-list details p {
  padding: 0 0 22px;
  font-size: 15.5px;
  color: var(--ink-soft);
}

/* ---------- Bande CTA ---------- */
.cta-band {
  padding: 110px 0;
  text-align: center;
  background: linear-gradient(140deg, #0b0b0f 0%, #10233a 55%, #0a3d3a 100%);
  color: var(--ink-light);
}
.cta-band h2 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 700;
  letter-spacing: -.025em;
  line-height: 1.08;
}
.cta-band p {
  margin-top: 14px;
  font-size: 18px;
  color: var(--ink-light-soft);
}
.cta-band .btn { margin-top: 30px; }

/* ---------- Honeypot anti-spam (invisible) ---------- */
.hp-field {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
  border: 0 !important;
  opacity: 0;
  pointer-events: none;
}

/* ---------- Liens e-mail ---------- */
.email-link { color: var(--accent); text-decoration: none; }
.email-link:hover { text-decoration: underline; }
.footer-plain { display: block; margin-bottom: 8px; }

/* ---------- Pages légales ---------- */
.legal { padding: calc(var(--nav-h) + 70px) 0 100px; }
.legal-inner { max-width: 720px; }
.legal h1 {
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 700;
  letter-spacing: -.025em;
}
.legal-updated {
  margin-top: 10px;
  font-size: 14px;
  color: var(--ink-soft);
}
.legal h2 {
  margin-top: 42px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -.015em;
}
.legal p { margin-top: 12px; font-size: 16px; color: #3a3a3f; }
.legal ul {
  margin: 12px 0 0 22px;
  font-size: 16px;
  color: #3a3a3f;
}
.legal li { margin-bottom: 6px; }
.legal a { color: var(--accent); text-decoration: none; }
.legal a:hover { text-decoration: underline; }
.legal em { color: var(--ink-soft); }
.legal-back { margin-top: 48px; }
.nav-links-simple a { font-size: 13px; }

@media (max-width: 900px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .steps { grid-template-columns: 1fr; }
  .nav-links-simple {
    position: static;
    opacity: 1;
    transform: none;
    pointer-events: auto;
    background: none;
    border: 0;
    padding: 0;
    flex-direction: row;
  }
  .nav-links-simple a { border: 0; padding: 0; font-size: 13px; }
}

/* ---------- Slider du header ---------- */
.hero-slider {
  position: relative;
  padding-top: var(--nav-h);
  background: var(--bg);
  overflow: hidden;
}

.slides {
  position: relative;
  min-height: calc(100vh - var(--nav-h));
}

.slide {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 40px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 60px 72px 90px;
  opacity: 0;
  transform: translateX(36px);
  pointer-events: none;
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.slide.is-active {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

.slide-text { text-align: left; }
.slide-text .hero-eyebrow { margin-bottom: 14px; }
.slide-text .hero-logo { width: min(420px, 100%); margin: 0 0 8px; }
.slide-text .hero-sub { margin-top: 18px; font-size: clamp(18px, 2vw, 22px); }
.slide-text .hero-actions { margin-top: 30px; justify-content: flex-start; }

.slide-title {
  font-size: clamp(38px, 5vw, 62px);
  font-weight: 700;
  letter-spacing: -.028em;
  line-height: 1.04;
}

.slide-visual {
  width: 100%;
  height: auto;
  max-height: 62vh;
  object-fit: contain;
}

/* Flèches */
.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 44px; height: 44px;
  border: 0;
  border-radius: 50%;
  background: rgba(0, 0, 0, .06);
  color: var(--ink);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  transition: background .3s, transform .3s var(--ease);
  backdrop-filter: blur(8px);
}
.slider-arrow:hover { background: rgba(0, 0, 0, .12); transform: translateY(-50%) scale(1.08); }
.slider-arrow.prev { left: 16px; }
.slider-arrow.next { right: 16px; }

/* Points */
.slider-dots {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  gap: 10px;
}
.slider-dots button {
  width: 9px; height: 9px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(0, 0, 0, .22);
  cursor: pointer;
  transition: background .3s, transform .3s var(--ease);
}
.slider-dots button.is-active {
  background: var(--ink);
  transform: scale(1.25);
}
.slider-dots button:hover { background: rgba(0, 0, 0, .5); }

@media (max-width: 900px) {
  .slide {
    grid-template-columns: 1fr;
    padding: 40px 56px 100px;
    text-align: center;
    align-content: center;
    gap: 24px;
  }
  .slide-text { text-align: center; }
  .slide-text .hero-actions { justify-content: center; }
  .slide-text .hero-logo { margin-inline: auto; }
  .slide-visual { max-height: 38vh; }
  .stats-grid-4 { grid-template-columns: 1fr; }
}
@media (min-width: 901px) {
  .stats-grid-4 { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 720px) {
  .slider-arrow { display: none; } /* sur mobile : balayage tactile */
  .slide { padding: 32px 24px 90px; }
}

@media (prefers-reduced-motion: reduce) {
  .slide { transition: opacity .3s; transform: none; }
}

/* ---------- Icônes de services ---------- */
.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 68px; height: 68px;
  border-radius: 18px;
  background: rgba(10, 132, 255, .09);
  margin-bottom: 6px;
}
.card-icon svg { width: 38px; height: 38px; }
.card-dark .card-icon { background: rgba(255, 255, 255, .08); }
.card:hover .card-icon { background: rgba(10, 132, 255, .16); }

/* ==========================================================
   NIVEAU CINÉMATIQUE — hero sombre, halos, dégradés animés
   ========================================================== */

/* ---------- Navigation adaptative (sombre sur le hero, claire au scroll) ---------- */
.nav {
  background: rgba(11, 11, 15, .38);
  border-bottom: 1px solid rgba(255, 255, 255, .07);
}
.nav .nav-links a { color: rgba(255, 255, 255, .85); }
.nav .nav-links a:hover { color: #fff; }
.nav .nav-toggle span { background: #f5f5f7; }
.nav .logo-dark { display: none; }
.nav .logo-light { display: block; }

.nav.nav-solid {
  background: rgba(255, 255, 255, .78);
  border-bottom: 1px solid rgba(0, 0, 0, .08);
}
.nav.nav-solid .nav-links a { color: rgba(0, 0, 0, .78); }
.nav.nav-solid .nav-links a:hover { color: #000; }
.nav.nav-solid .nav-links .nav-cta { color: #fff !important; }
.nav.nav-solid .nav-toggle span { background: var(--ink); }
.nav.nav-solid .logo-dark { display: block; }
.nav.nav-solid .logo-light { display: none; }

/* Barre de progression de lecture */
.scroll-progress {
  position: absolute;
  left: 0; bottom: -1px;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width .1s linear;
  z-index: 101;
}

/* ---------- Hero sombre cinématique ---------- */
.hero-slider {
  background: radial-gradient(120% 90% at 50% 0%, #101018 0%, var(--bg-dark) 60%);
  color: var(--ink-light);
}

/* Halos lumineux animés */
.orbs { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .5;
  will-change: transform;
}
.orb-1 {
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(10,132,255,.55), transparent 70%);
  top: -180px; left: -120px;
  animation: drift-1 22s ease-in-out infinite alternate;
}
.orb-2 {
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(48,213,200,.45), transparent 70%);
  bottom: -160px; right: -100px;
  animation: drift-2 26s ease-in-out infinite alternate;
}
.orb-3 {
  width: 340px; height: 340px;
  background: radial-gradient(circle, rgba(94,92,230,.35), transparent 70%);
  top: 40%; left: 55%;
  animation: drift-3 30s ease-in-out infinite alternate;
}
@keyframes drift-1 { to { transform: translate(140px, 90px) scale(1.15); } }
@keyframes drift-2 { to { transform: translate(-120px, -80px) scale(1.1); } }
@keyframes drift-3 { to { transform: translate(-90px, 60px) scale(.9); } }

/* Textes du hero sur fond sombre */
.hero-slider .hero-eyebrow {
  background: linear-gradient(90deg, #6ab7ff, #30d5c8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-slider .hero-sub { color: var(--ink-light-soft); }
.hero-slider .btn-link { color: #6ab7ff; }

/* Titres en dégradé animé */
.slide-title {
  background: linear-gradient(100deg, #ffffff 0%, #9ad8ff 32%, #30d5c8 55%, #ffffff 78%);
  background-size: 280% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: sheen 9s linear infinite;
}
@keyframes sheen { to { background-position: -280% 0; } }

/* Visuel avec profondeur + inclinaison 3D (JS) */
.slide-visual {
  filter: drop-shadow(0 24px 70px rgba(10, 132, 255, .3)) drop-shadow(0 8px 24px rgba(48, 213, 200, .18));
  transition: transform .25s ease-out;
  transform-style: preserve-3d;
  will-change: transform;
}

/* Flèches et points sur fond sombre */
.slider-arrow {
  background: rgba(255, 255, 255, .1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .12);
}
.slider-arrow:hover { background: rgba(255, 255, 255, .2); }
.slider-dots button { background: rgba(255, 255, 255, .3); }
.slider-dots button.is-active { background: #fff; }
.slider-dots button:hover { background: rgba(255, 255, 255, .65); }

/* ---------- Marquee fondu avec le hero ---------- */
.marquee {
  background: var(--bg-dark);
  border-block: 1px solid rgba(255, 255, 255, .07);
}
.marquee-track { color: #8e8e96; }
.marquee-track i {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Boutons lumineux ---------- */
.btn-primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  box-shadow: 0 10px 34px rgba(10, 132, 255, .38);
}
.btn-primary:hover {
  background: linear-gradient(120deg, #0071e3, #24bfb2);
  box-shadow: 0 14px 44px rgba(10, 132, 255, .5);
  transform: scale(1.04);
}

/* ---------- Cartes : halo au survol ---------- */
.card { border: 1px solid transparent; }
.card:hover {
  border-color: rgba(10, 132, 255, .35);
  box-shadow: 0 24px 56px rgba(10, 132, 255, .16);
}
.card-dark:hover {
  border-color: rgba(48, 213, 200, .4);
  box-shadow: 0 24px 56px rgba(48, 213, 200, .14);
}

/* ---------- Révélations en cascade ---------- */
.grid .card:nth-child(2), .steps .step:nth-child(2) { transition-delay: .08s; }
.grid .card:nth-child(3), .steps .step:nth-child(3) { transition-delay: .16s; }
.grid .card:nth-child(4), .steps .step:nth-child(4) { transition-delay: .24s; }
.grid .card:nth-child(5) { transition-delay: .32s; }
.grid .card:nth-child(6) { transition-delay: .4s; }
.stats-grid .stat:nth-child(2) { transition-delay: .08s; }
.stats-grid .stat:nth-child(3) { transition-delay: .16s; }
.stats-grid .stat:nth-child(4) { transition-delay: .24s; }

/* ---------- Menu mobile sur nav sombre ---------- */
@media (max-width: 720px) {
  .nav .nav-links {
    background: rgba(11, 11, 15, .96);
  }
  .nav .nav-links a { border-bottom-color: rgba(255, 255, 255, .08); }
  .nav.nav-solid .nav-links {
    background: rgba(255, 255, 255, .96);
  }
  .nav.nav-solid .nav-links a { border-bottom-color: rgba(0, 0, 0, .06); }
}

/* ---------- Mouvement réduit ---------- */
@media (prefers-reduced-motion: reduce) {
  .orb { animation: none; }
  .slide-title { animation: none; background-position: 0 0; }
  .slide-visual { transition: none; }
  .grid .card, .steps .step, .stats-grid .stat { transition-delay: 0s; }
  .scroll-progress { transition: none; }
}

/* ==========================================================
   SIGNATURES CRÉATIVES — intro, particules, rotator, config
   ========================================================== */

/* ---------- Intro : le V se dessine ---------- */
.intro {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-dark);
  animation: intro-out .5s ease 1.15s forwards;
  pointer-events: none;
}
.intro svg { width: 110px; height: 110px; }
.intro-v {
  fill: none;
  stroke: url(#introGrad);
  stroke-width: 9;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 180;
  stroke-dashoffset: 180;
  animation: intro-draw .85s cubic-bezier(.6, 0, .3, 1) .12s forwards;
}
@keyframes intro-draw { to { stroke-dashoffset: 0; } }
@keyframes intro-out { to { opacity: 0; visibility: hidden; } }

/* ---------- Particules du hero ---------- */
.particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: .8;
}

/* ---------- Mot rotatif ---------- */
.rotator-box {
  display: inline-block;
  position: relative;
  vertical-align: bottom;
}
.rotator {
  display: inline-block;
  font-weight: 700;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.rotator.is-out {
  opacity: 0;
  transform: translateY(-10px);
}
.rotator.is-in {
  opacity: 0;
  transform: translateY(12px);
  transition: none;
}

/* ---------- Configurateur de projet ---------- */
.config-group { margin-top: 40px; }
.config-label {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-light-soft);
  margin-bottom: 14px;
}
.chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}
.chip {
  padding: 11px 20px;
  border-radius: 980px;
  border: 1px solid rgba(255, 255, 255, .22);
  background: rgba(255, 255, 255, .05);
  color: var(--ink-light);
  font-size: 15px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: background .3s, border-color .3s, transform .25s var(--ease), box-shadow .3s;
}
.chip:hover {
  border-color: rgba(255, 255, 255, .5);
  transform: translateY(-2px);
}
.chip.is-active {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  border-color: transparent;
  box-shadow: 0 8px 26px rgba(10, 132, 255, .38);
  font-weight: 600;
}
.config-summary {
  margin-top: 40px;
  font-size: clamp(17px, 2.4vw, 21px);
  color: var(--ink-light-soft);
  min-height: 1.6em;
}
.config-summary strong { color: #fff; font-weight: 600; }
.config .btn { margin-top: 26px; }

/* Impulsion sur le formulaire quand le configurateur y envoie */
@keyframes form-pulse {
  0% { box-shadow: 0 0 0 0 rgba(10, 132, 255, .45); }
  100% { box-shadow: 0 0 0 26px rgba(10, 132, 255, 0); }
}
.contact-form.is-pulsing textarea,
.contact-form.is-pulsing select {
  animation: form-pulse 1s var(--ease) 2;
  border-color: var(--accent);
}

@media (prefers-reduced-motion: reduce) {
  .intro { display: none; }
  .rotator { transition: none; }
  .chip { transition: none; }
  .contact-form.is-pulsing textarea,
  .contact-form.is-pulsing select { animation: none; }
}

/* ==========================================================
   PAGES DE SERVICES
   ========================================================== */
.page-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--nav-h) + 70px) 0 80px;
  background: radial-gradient(120% 90% at 50% 0%, #101018 0%, var(--bg-dark) 60%);
  color: var(--ink-light);
}
.page-hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: center;
  gap: 48px;
}
.page-hero .hero-eyebrow {
  background: linear-gradient(90deg, #6ab7ff, #30d5c8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 14px;
}
.page-hero .slide-title { font-size: clamp(36px, 4.6vw, 58px); }
.page-hero .hero-sub {
  margin-top: 18px;
  font-size: clamp(17px, 1.9vw, 21px);
  color: var(--ink-light-soft);
}
.page-hero .hero-actions { margin-top: 30px; justify-content: flex-start; }
.page-hero .slide-visual { max-height: 480px; }

/* Grille des sous-services */
.sub-grid {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.sub-card {
  padding: 32px 28px;
  border-radius: var(--radius);
  background: var(--bg-tint);
  border: 1px solid transparent;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s;
}
.sub-card:hover {
  transform: translateY(-5px);
  border-color: rgba(10, 132, 255, .3);
  box-shadow: 0 20px 48px rgba(10, 132, 255, .13);
}
.sub-card h3 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.015em;
  padding-bottom: 12px;
  margin-bottom: 12px;
  border-bottom: 2px solid transparent;
  border-image: linear-gradient(90deg, var(--accent), var(--accent-2)) 1;
  border-bottom-width: 2px;
  border-bottom-style: solid;
  display: inline-block;
}
.sub-card p { font-size: 15px; color: var(--ink-soft); }

/* Livrables */
.deliv-inner { max-width: 720px; }
.deliverables {
  margin-top: 52px;
  list-style: none;
  display: grid;
  gap: 14px;
}
.deliverables li {
  position: relative;
  padding: 18px 22px 18px 58px;
  background: var(--bg-tint);
  border-radius: 16px;
  font-size: 16px;
  font-weight: 500;
}
.deliverables li::before {
  content: "";
  position: absolute;
  left: 20px; top: 50%;
  transform: translateY(-50%);
  width: 24px; height: 24px;
  border-radius: 50%;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
}
.deliverables li::after {
  content: "";
  position: absolute;
  left: 27px; top: 50%;
  width: 8px; height: 5px;
  border-left: 2.5px solid #fff;
  border-bottom: 2.5px solid #fff;
  transform: translateY(-70%) rotate(-45deg);
}

/* Lien courant dans la nav des pages services */
.nav-links a.is-current { font-weight: 700; }
.nav .nav-links a.is-current { color: #fff; }
.nav.nav-solid .nav-links a.is-current { color: #000; }

@media (max-width: 900px) {
  .page-hero-inner { grid-template-columns: 1fr; text-align: center; }
  .page-hero .hero-actions { justify-content: center; }
  .page-hero .slide-visual { max-height: 320px; margin-inline: auto; }
  .sub-grid { grid-template-columns: 1fr; }
}

/* Lien détail dans les sections accueil */
.feature-detail { display: inline-block; margin-top: 14px !important; margin-left: 26px; }
@media (max-width: 720px) { .feature-detail { margin-left: 0; display: block; } }

/* ==========================================================
   FOOTER PREMIUM (sombre) + BOUTON RETOUR EN HAUT + SEO utils
   ========================================================== */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.footer {
  background: radial-gradient(120% 100% at 50% 100%, #10101a 0%, var(--bg-dark) 60%);
  border-top: 1px solid rgba(255, 255, 255, .08);
  color: var(--ink-light-soft);
}
.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 72px;
  padding: 72px 24px 48px;
}
.footer-brand p {
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-light-soft);
  max-width: 340px;
}
.footer-logo-img { height: 34px; width: auto; }

.footer-social {
  margin-top: 22px;
  display: flex;
  gap: 12px;
}
.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .16);
  color: var(--ink-light);
  transition: background .3s, border-color .3s, transform .25s var(--ease);
}
.footer-social a:hover {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  border-color: transparent;
  transform: translateY(-3px);
}

.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.footer-cols h4 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: 16px;
}
.footer-cols a {
  display: block;
  color: var(--ink-light-soft);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 10px;
  transition: color .25s, transform .25s var(--ease);
}
.footer-cols a:hover { color: #fff; transform: translateX(3px); }
.footer .footer-plain { color: var(--ink-light-soft); font-size: 14px; line-height: 1.7; }
.footer-hours { margin-top: 10px; }
.footer .email-link { color: #6ab7ff; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08);
  padding-top: 22px;
  padding-bottom: 28px;
  font-size: 13px;
  color: #7a7a82;
}
.footer-bottom a { color: #a1a1a6; }
.footer-bottom a:hover { color: #fff; }
.footer-love span { color: #ff3b30; }

/* ---------- Bouton retour en haut ---------- */
.to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  width: 48px; height: 48px;
  border: 0;
  border-radius: 50%;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(10, 132, 255, .4);
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
  transition: opacity .35s var(--ease), transform .35s var(--ease), box-shadow .3s;
}
.to-top.is-visible {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.to-top:hover {
  box-shadow: 0 14px 38px rgba(10, 132, 255, .55);
  transform: translateY(-3px);
}
.to-top svg { width: 20px; height: 20px; }

@media (max-width: 900px) {
  .footer-top { grid-template-columns: 1fr; gap: 44px; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-cols { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (prefers-reduced-motion: reduce) {
  .to-top { transition: opacity .2s; transform: none; }
}

/* ==========================================================
   SÉLECTEUR DE LANGUE + SUPPORT RTL (arabe)
   ========================================================== */
.lang-switch { position: relative; list-style: none; }

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  border-radius: 980px;
  border: 1px solid rgba(255, 255, 255, .22);
  background: none;
  color: rgba(255, 255, 255, .85);
  font-size: 11.5px;
  font-weight: 700;
  font-family: inherit;
  letter-spacing: .04em;
  cursor: pointer;
  transition: border-color .25s, color .25s, background .25s;
}
.lang-toggle:hover { color: #fff; border-color: rgba(255, 255, 255, .5); }
.lang-caret { transition: transform .3s var(--ease); }
.lang-switch.is-open .lang-caret { transform: rotate(180deg); }

.lang-menu {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  min-width: 158px;
  margin: 0;
  padding: 6px;
  list-style: none;
  border-radius: 16px;
  background: rgba(18, 18, 24, .96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, .12);
  box-shadow: 0 20px 48px rgba(0, 0, 0, .4);
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity .25s var(--ease), transform .25s var(--ease);
  z-index: 110;
}
.lang-switch.is-open .lang-menu {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.lang-menu button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 10px 14px;
  border: 0;
  border-radius: 10px;
  background: none;
  color: rgba(255, 255, 255, .85);
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: background .2s, color .2s;
}
.lang-menu button:hover { background: rgba(255, 255, 255, .08); color: #fff; }
.lang-menu button.is-active {
  color: #fff;
  font-weight: 700;
  background: rgba(10, 132, 255, .18);
}
.lang-menu button.is-active::after {
  content: "\2713";
  font-size: 13px;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Nav claire (après scroll / pages légales) */
.nav.nav-solid .lang-toggle {
  color: rgba(0, 0, 0, .7);
  border-color: rgba(0, 0, 0, .2);
}
.nav.nav-solid .lang-toggle:hover { color: #000; border-color: rgba(0, 0, 0, .45); }
.nav.nav-solid .lang-menu {
  background: rgba(255, 255, 255, .97);
  border-color: rgba(0, 0, 0, .1);
  box-shadow: 0 20px 48px rgba(0, 0, 0, .16);
}
.nav.nav-solid .lang-menu button { color: rgba(0, 0, 0, .75); }
.nav.nav-solid .lang-menu button:hover { background: rgba(0, 0, 0, .05); color: #000; }
.nav.nav-solid .lang-menu button.is-active { color: #000; background: rgba(10, 132, 255, .1); }

@media (max-width: 720px) {
  .lang-switch { margin: 14px 0 4px; }
  .lang-toggle { padding: 8px 14px; font-size: 12.5px; }
  .lang-menu {
    position: static;
    min-width: 0;
    margin-top: 8px;
    opacity: 1;
    transform: none;
    pointer-events: auto;
    display: none;
    box-shadow: none;
  }
  .lang-switch.is-open .lang-menu { display: block; }
}

/* ---------- Ajustements RTL (arabe) ---------- */
[dir="rtl"] body,
[dir="rtl"] {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Kufi Arabic",
               "Noto Sans Arabic", Tahoma, Helvetica, Arial, sans-serif;
}
[dir="rtl"] .slide-text,
[dir="rtl"] .feature-points,
[dir="rtl"] .page-hero-text { text-align: right; }
[dir="rtl"] .feature-points li { padding-left: 0; padding-right: 24px; }
[dir="rtl"] .feature-points li::before { left: auto; right: 0; }
[dir="rtl"] .deliverables li { padding: 18px 58px 18px 22px; }
[dir="rtl"] .deliverables li::before { left: auto; right: 20px; }
[dir="rtl"] .deliverables li::after { left: auto; right: 27px; }
[dir="rtl"] .footer-cols a:hover { transform: translateX(-3px); }
[dir="rtl"] .feature-detail { margin-left: 0; margin-right: 26px; }
[dir="rtl"] .slider-arrow.prev { left: auto; right: 16px; }
[dir="rtl"] .slider-arrow.next { right: auto; left: 16px; }
[dir="rtl"] .to-top { right: auto; left: 22px; }
[dir="rtl"] .scroll-progress { left: auto; right: 0; }
[dir="rtl"] .marquee-track { animation-direction: reverse; }
[dir="rtl"] .slide-title,
[dir="rtl"] .hero-title { letter-spacing: 0; }
[dir="rtl"] .contact-form label { text-align: right; }
@media (max-width: 720px) {
  [dir="rtl"] .nav-links { text-align: right; }
}

[dir="rtl"] .lang-menu { right: auto; left: 0; }
[dir="rtl"] .lang-menu button { text-align: right; }