/* ═══════════════════════════════════════════════════════
   YSYSTEMS — main.css
   Alpine nocturne · Glacier · Animations-ready
   ═══════════════════════════════════════════════════════ */

:root {
  --ys-night:    #0A0E27;
  --ys-midnight: #1A2250;
  --ys-glacier:  #6FA8FF;
  --ys-glacier-2: #4A87E6;
  --ys-snow:     #E8F1FF;
  --ys-white:    #FFFFFF;
  --ys-aurora:   #8B5CF6;
  --ys-alpenglow: #F59E0B;
  --ys-alpenglow-soft: #FBBF24;
  --ys-rose:     #FB7185;
  --ys-emerald:  #10B981;
  --ys-success: #48BB78;
  --ys-error:   #F87171;
  --ys-granite:  #2D3748;
  --ys-ice:      rgba(111, 168, 255, 0.12);
  --ys-ice-2:    rgba(111, 168, 255, 0.25);
  --ys-glass:    rgba(232, 241, 255, 0.04);
  --ys-border:   rgba(232, 241, 255, 0.08);

  --ys-font-title: 'Space Grotesk', system-ui, sans-serif;
  --ys-font-body:  'Inter', system-ui, sans-serif;
  --ys-font-mono:  'JetBrains Mono', ui-monospace, monospace;

  --ys-radius-sm: 8px;
  --ys-radius:    14px;
  --ys-radius-lg: 24px;

  --ys-max: 1280px;
  --ys-pad: clamp(20px, 4vw, 48px);

  --ys-easing: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ═══════════════════════════════════════════════════════
   ACCENT DYNAMIQUE — couleur qui suit la section au scroll
   @property permet la transition CSS native sur custom properties
   ═══════════════════════════════════════════════════════ */
@property --ys-accent {
  syntax: '<color>';
  inherits: true;
  initial-value: #6FA8FF;
}
@property --ys-accent-soft {
  syntax: '<color>';
  inherits: true;
  initial-value: #FBBF24;
}

:root {
  --ys-accent: var(--ys-glacier);
  --ys-accent-soft: var(--ys-alpenglow-soft);
  transition: --ys-accent .9s cubic-bezier(.4,0,.2,1), --ys-accent-soft .9s cubic-bezier(.4,0,.2,1);
}

/* Halo ambient radial — subtil, suit l'accent au scroll */
body.ys-body::before {
  content: '';
  position: fixed;
  top: -250px; right: -250px;
  width: 700px; height: 700px;
  background: radial-gradient(circle at center, var(--ys-accent), transparent 65%);
  opacity: 0.06;
  pointer-events: none;
  z-index: 0;
  transition: --ys-accent .9s cubic-bezier(.4,0,.2,1), opacity .4s ease;
  filter: blur(40px);
}
body.ys-body::after {
  content: '';
  position: fixed;
  bottom: -300px; left: -300px;
  width: 800px; height: 800px;
  background: radial-gradient(circle at center, var(--ys-accent), transparent 70%);
  opacity: 0.04;
  pointer-events: none;
  z-index: 0;
  transition: --ys-accent .9s cubic-bezier(.4,0,.2,1);
  filter: blur(50px);
}

/* ─── RESET & GLOBAL ─── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { overflow-x: clip; }
body.ys-body {
  margin: 0;
  font-family: var(--ys-font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ys-snow);
  background: var(--ys-night);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg, video { max-width: 100%; height: auto; display: block; }

a { color: var(--ys-glacier); text-decoration: none; transition: color .25s var(--ys-easing); }
a:hover { color: var(--ys-white); }

h1, h2, h3, h4 {
  font-family: var(--ys-font-title);
  color: var(--ys-white);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 .5em;
}
h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.8rem); }
h3 { font-size: clamp(1.15rem, 1.8vw, 1.4rem); }

p { margin: 0 0 1em; }

.skip-link {
  position: absolute; top: -40px; left: 0; background: var(--ys-white); color: var(--ys-night);
  padding: 8px 16px; z-index: 10000;
}
.skip-link:focus { top: 0; }

/* ─── FOCUS VISIBLE — clavier uniquement ─── */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--ys-glacier);
  outline-offset: 3px;
  border-radius: 4px;
}
.ys-btn:focus-visible {
  outline-offset: 4px;
  box-shadow: 0 0 0 4px rgba(111, 168, 255, 0.25);
}
.ys-form__group input:focus-visible,
.ys-form__group select:focus-visible,
.ys-form__group textarea:focus-visible {
  outline: none; /* géré par border + box-shadow dédié plus bas */
}
.ys-service-card:focus-visible,
.ys-post-card:focus-visible {
  outline: 2px solid var(--ys-glacier);
  outline-offset: 3px;
}

/* ─── CONTRASTES AA — remonter les textes secondaires ─── */

/* ─── BACKGROUND — bruit seulement (étoiles gérées par le hero SVG) ─── */
.ys-noise {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence baseFrequency='0.9' numOctaves='2'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .05 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
  opacity: .4; mix-blend-mode: overlay;
}

/* ─── CONTAINER ─── */
.ys-container {
  max-width: var(--ys-max);
  margin: 0 auto;
  padding: 0 var(--ys-pad);
  position: relative;
  z-index: 1;
}

/* ─── NAV ─── */
.ys-nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: padding .35s var(--ys-easing), background .35s var(--ys-easing), backdrop-filter .35s var(--ys-easing), border-color .35s var(--ys-easing);
  border-bottom: 1px solid transparent;
}
.ys-nav.is-scrolled {
  padding: 10px 0;
  background: rgba(10, 14, 39, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--ys-border);
}
.ys-nav__inner {
  max-width: var(--ys-max);
  margin: 0 auto; padding: 0 var(--ys-pad);
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.ys-nav__logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--ys-font-title);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .12em;
  color: var(--ys-white);
}
.ys-nav__logo:hover { color: var(--ys-glacier); }
.ys-nav__logo-mark {
  font-size: 1.2em;
  color: var(--ys-alpenglow);
  text-shadow: 0 0 12px rgba(245, 158, 11, .55), 0 0 28px rgba(111, 168, 255, .35);
  transform: translateY(1px);
}
.ys-nav__links { display: flex; align-items: center; gap: 32px; }
.ys-nav__menu {
  list-style: none; margin: 0; padding: 0;
  display: flex; gap: 28px;
}
.ys-nav__menu a {
  color: var(--ys-snow);
  font-size: .94rem;
  font-weight: 500;
  position: relative;
  transition: color .25s var(--ys-easing);
}
.ys-nav__menu a::after {
  content: ''; position: absolute; left: 0; bottom: -6px;
  height: 1px; width: 0;
  background: var(--ys-glacier);
  transition: width .35s var(--ys-easing);
}
.ys-nav__menu a:hover { color: var(--ys-white); }
.ys-nav__menu a:hover::after { width: 100%; }
.ys-nav__menu a.is-current,
.ys-nav__menu a[aria-current="page"] { color: var(--ys-white); }
.ys-nav__menu a.is-current::after,
.ys-nav__menu a[aria-current="page"]::after { width: 100%; background: var(--ys-alpenglow); }
.ys-nav__lang { display: flex; gap: 8px; }
.ys-nav__lang ul {
  list-style: none; margin: 0; padding: 0;
  display: flex; gap: 4px;
  font-size: .8rem; text-transform: uppercase; letter-spacing: .08em;
}
.ys-nav__lang a, .ys-nav__lang li.current-lang a {
  padding: 4px 8px; border: 1px solid var(--ys-border); border-radius: 4px;
  color: var(--ys-snow);
}
.ys-nav__lang li.current-lang a { background: var(--ys-ice); color: var(--ys-white); }

.ys-nav__burger {
  display: none;
  width: 36px; height: 36px; padding: 8px;
  background: transparent; border: 1px solid var(--ys-border); border-radius: 8px;
  cursor: pointer;
  flex-direction: column; justify-content: space-between;
}
.ys-nav__burger span {
  display: block; width: 100%; height: 2px;
  background: var(--ys-snow);
  transition: transform .3s, opacity .3s;
}
.ys-nav__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.ys-nav__burger.is-open span:nth-child(2) { opacity: 0; }
.ys-nav__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── MOBILE MENU ─── */
.ys-mobile {
  position: fixed; inset: 0;
  background: linear-gradient(165deg, var(--ys-night) 0%, var(--ys-midnight) 100%);
  z-index: 99;
  padding: 100px var(--ys-pad) 40px;
  display: flex; flex-direction: column; gap: 24px;
  transform: translateY(-100%);
  transition: transform .5s var(--ys-easing);
  overflow-y: auto;
}
.ys-mobile.is-open { transform: translateY(0); }
.ys-mobile__menu { list-style: none; margin: 0; padding: 0; }
.ys-mobile__menu li { border-bottom: 1px solid var(--ys-border); }
.ys-mobile__menu a {
  display: block; padding: 20px 0;
  font-family: var(--ys-font-title); font-size: 1.5rem; font-weight: 500;
  color: var(--ys-white);
}
.ys-mobile__lang ul { list-style: none; padding: 0; margin: 16px 0; display: flex; gap: 12px; }

/* ─── BUTTONS ─── */
.ys-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 24px;
  font-family: var(--ys-font-title);
  font-weight: 500; font-size: .95rem;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .3s var(--ys-easing), background .3s var(--ys-easing), box-shadow .3s var(--ys-easing), color .3s var(--ys-easing);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}
.ys-btn--primary {
  background: linear-gradient(135deg, var(--ys-glacier) 0%, var(--ys-glacier-2) 100%);
  color: var(--ys-night);
  box-shadow: 0 10px 40px -10px rgba(111, 168, 255, .55);
}
.ys-btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 50px -10px rgba(111, 168, 255, .75);
  color: var(--ys-night);
}
.ys-btn--ghost {
  background: transparent;
  color: var(--ys-white);
  border-color: var(--ys-border);
}
.ys-btn--ghost:hover {
  border-color: var(--ys-glacier);
  background: var(--ys-ice);
  color: var(--ys-white);
}
.ys-btn--sm  { padding: 10px 18px; font-size: .88rem; }
.ys-btn--lg  { padding: 18px 32px; font-size: 1rem; }

/* ═══════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════ */
.ys-hero {
  position: relative;
  min-height: 100vh;
  padding: 120px 0 80px;
  display: flex; flex-direction: column; justify-content: center;
  overflow: hidden;
}
/* Brume de vallée statique — mange les bords droits des montagnes (baseline) */
.ys-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 35%;
  background:
    linear-gradient(to top,
      var(--ys-night) 0%,
      rgba(10, 14, 39, 0.96) 16%,
      rgba(10, 14, 39, 0.7) 40%,
      rgba(10, 14, 39, 0.3) 70%,
      rgba(10, 14, 39, 0) 100%),
    radial-gradient(ellipse 80% 60% at 50% 100%,
      rgba(111, 168, 255, 0.1) 0%,
      rgba(111, 168, 255, 0) 70%);
  z-index: 4;
  pointer-events: none;
}

/* Brume dynamique : scaleY animé via ScrollTrigger (grossit au scroll) */
.ys-hero__fog-rise {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 100%;
  background: linear-gradient(to top,
    var(--ys-night) 0%,
    var(--ys-night) 28%,
    rgba(10, 14, 39, 0.98) 48%,
    rgba(10, 14, 39, 0.82) 68%,
    rgba(10, 14, 39, 0.45) 85%,
    rgba(10, 14, 39, 0) 100%);
  transform-origin: bottom center;
  transform: scaleY(0.28);
  z-index: 5;
  pointer-events: none;
  will-change: transform, opacity;
}
/* Brume secondaire plus fine au ras du sol : texture stylisée */
.ys-hero::before {
  content: '';
  position: absolute;
  bottom: 0; left: -5%; right: -5%;
  height: 18%;
  background:
    radial-gradient(ellipse 40% 60% at 15% 100%, rgba(232, 241, 255, 0.05) 0%, transparent 60%),
    radial-gradient(ellipse 30% 50% at 45% 100%, rgba(232, 241, 255, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 35% 55% at 75% 100%, rgba(232, 241, 255, 0.04) 0%, transparent 60%),
    radial-gradient(ellipse 25% 45% at 92% 100%, rgba(232, 241, 255, 0.05) 0%, transparent 60%);
  z-index: 4;
  pointer-events: none;
  filter: blur(8px);
}
.ys-hero__layers {
  position: absolute; inset: 0;
  overflow: hidden;
}
.ys-hero__layer {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: bottom center;
  background-repeat: no-repeat;
  will-change: transform;
}
.ys-hero__layer--sky {
  background: radial-gradient(ellipse at 50% 20%, rgba(111, 168, 255, .15) 0%, transparent 50%),
              linear-gradient(180deg, var(--ys-night) 0%, var(--ys-midnight) 70%, var(--ys-night) 100%);
}
.ys-hero__layer--stars {
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(255,255,255,.9), transparent 50%),
    radial-gradient(1.2px 1.2px at 22% 38%, rgba(255,255,255,.7), transparent 50%),
    radial-gradient(1px 1px at 55% 12%, rgba(255,255,255,.8), transparent 50%),
    radial-gradient(1.5px 1.5px at 70% 30%, rgba(139, 92, 246, .6), transparent 50%),
    radial-gradient(1px 1px at 85% 18%, rgba(255,255,255,.7), transparent 50%);
}
.ys-hero__layer--cnstl { top: 0; bottom: auto; left: 0; right: 0; height: 50%; z-index: 1; background-size: cover; background-position: top center; pointer-events: none; mix-blend-mode: screen; }
.ys-hero__layer--far  { top: auto; bottom: 0; left: 0; right: 0; height: 62%; z-index: 2; }
.ys-hero__layer--mid  { top: auto; bottom: 0; left: 0; right: 0; height: 72%; z-index: 3; }
.ys-hero__layer--near { top: auto; bottom: 0; left: 0; right: 0; height: 88%; z-index: 4; }
.ys-hero__glow {
  position: absolute; bottom: -30%; left: 50%;
  width: 120%; height: 60%;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(111, 168, 255, .2) 0%, transparent 60%);
  filter: blur(40px);
}
.ys-hero__content {
  position: relative;
  z-index: 6;
  max-width: var(--ys-max);
  margin: 0 auto;
  padding: 0 var(--ys-pad);
  text-align: center;
}
.ys-hero__kicker {
  display: inline-block;
  font-family: var(--ys-font-mono);
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .2em;
  color: var(--ys-glacier);
  padding: 8px 16px;
  border: 1px solid var(--ys-ice-2);
  border-radius: 999px;
  background: var(--ys-ice);
  margin-bottom: 28px;
}
.ys-hero__title {
  font-size: clamp(2.6rem, 6.2vw, 5.4rem);
  font-weight: 700;
  max-width: 14ch;
  margin: 0 auto 28px;
  background: linear-gradient(135deg, var(--ys-white) 0%, var(--ys-snow) 40%, var(--ys-glacier) 75%, var(--ys-alpenglow-soft) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.ys-hero__subtitle {
  max-width: 60ch;
  margin: 0 auto 40px;
  color: rgba(232, 241, 255, .75);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
}
.ys-hero__ctas {
  display: flex; justify-content: center; flex-wrap: wrap;
  gap: 14px;
}
.ys-hero__scroll {
  position: absolute; bottom: 40px; left: 50%;
  transform: translateX(-50%);
  z-index: 6;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-family: var(--ys-font-mono);
  font-size: .72rem; text-transform: uppercase; letter-spacing: .3em;
  color: rgba(232, 241, 255, .72);
}
.ys-hero__scroll-line {
  display: block; width: 1px; height: 48px;
  background: linear-gradient(180deg, var(--ys-glacier), transparent);
  position: relative; overflow: hidden;
}
.ys-hero__scroll-line::after {
  content: ''; position: absolute; top: -48px; left: 0; right: 0;
  height: 48px; background: var(--ys-white);
  animation: ys-scroll-indicator 2.2s var(--ys-easing) infinite;
}
@keyframes ys-scroll-indicator {
  0%   { top: -48px; }
  100% { top: 48px; }
}

/* ═══════════════════════════════════════════════════════
   SECTIONS GÉNÉRIQUES
   ═══════════════════════════════════════════════════════ */
.ys-section__head { max-width: 800px; margin: 0 auto 64px; text-align: center; }
.ys-section__kicker {
  font-family: var(--ys-font-mono);
  font-size: .8rem; text-transform: uppercase; letter-spacing: .22em;
  color: var(--ys-accent);
  margin-bottom: 16px;
  transition: color .9s cubic-bezier(.4,0,.2,1);
}
.ys-section__title { margin-bottom: 20px; }
.ys-section__intro {
  color: rgba(232, 241, 255, .72);
  font-size: 1.08rem;
}

.ys-pitch { padding: 120px 0 40px; text-align: center; }
.ys-pitch__kicker {
  font-family: var(--ys-font-mono);
  font-size: .8rem; text-transform: uppercase; letter-spacing: .22em;
  color: var(--ys-glacier);
  margin-bottom: 20px;
}
.ys-pitch__title {
  font-size: clamp(1.8rem, 3.6vw, 3rem);
  max-width: 22ch; margin: 0 auto;
  color: var(--ys-white);
}

/* ─── STATS ─── */
.ys-stats {
  padding: 60px 0 100px;
  position: relative;
}
.ys-stats__grid {
  list-style: none; margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  border-top: 1px solid var(--ys-border);
  border-bottom: 1px solid var(--ys-border);
  padding: 56px 0;
}
.ys-stat { text-align: center; position: relative; }
.ys-stat:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0; top: 15%; bottom: 15%;
  width: 1px;
  background: var(--ys-border);
}
.ys-stat__num {
  font-family: var(--ys-font-title);
  font-size: clamp(2.8rem, 5vw, 4rem);
  font-weight: 700;
  background: linear-gradient(135deg, var(--ys-white), var(--ys-glacier) 65%, var(--ys-alpenglow));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  display: inline-block;
}
.ys-stat__suffix {
  font-family: var(--ys-font-title);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 600;
  color: var(--ys-glacier);
  margin-left: 2px;
}
.ys-stat__label {
  margin-top: 10px;
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: rgba(232, 241, 255, .73);
}
@media (max-width: 640px) {
  .ys-stat:not(:last-child)::after { display: none; }
  .ys-stats__grid { padding: 32px 0; gap: 32px; }
}

/* ─── PARTENAIRES ─── */
.ys-partners {
  padding: 60px 0 40px;
  text-align: center;
}
.ys-partners__kicker {
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .22em;
  color: rgba(232, 241, 255, .73);
  margin-bottom: 32px;
}
.ys-partners__grid {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
  gap: 14px 40px;
}
.ys-partner {
  opacity: 0.55;
  transition: opacity .35s var(--ys-easing), transform .35s var(--ys-easing);
  filter: grayscale(30%);
}
.ys-partner:hover {
  opacity: 1;
  transform: translateY(-3px);
  filter: grayscale(0);
}
.ys-partner svg { height: 40px; width: auto; }

/* ─── TÉMOIGNAGES ─── */
.ys-testimonials { padding: 120px 0; position: relative; }
.ys-testimonials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.ys-testimonial {
  padding: 36px;
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
  background: linear-gradient(160deg, var(--ys-glass) 0%, rgba(26, 34, 80, .3) 100%);
  display: flex; flex-direction: column; gap: 24px;
  position: relative;
  transition: transform .5s var(--ys-easing), border-color .5s var(--ys-easing);
}
.ys-testimonial:hover { transform: translateY(-4px); border-color: var(--ys-ice-2); }
.ys-testimonial__mark {
  width: 32px; height: 24px;
  color: var(--ys-glacier);
  opacity: .45;
  margin-bottom: 8px;
}
.ys-testimonial__quote p {
  font-size: 1.02rem;
  line-height: 1.7;
  color: rgba(232, 241, 255, .92);
  font-style: italic;
  margin: 0;
}
.ys-testimonial__author {
  border-top: 1px solid var(--ys-border);
  padding-top: 20px;
  display: flex; flex-direction: column; gap: 4px;
}
.ys-testimonial__name {
  font-family: var(--ys-font-title);
  font-weight: 600;
  color: var(--ys-white);
}
.ys-testimonial__role {
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  color: rgba(232, 241, 255, .73);
  letter-spacing: .1em;
}

/* ─── SERVICES GRID ─── */
.ys-services { padding: 120px 0; position: relative; }
.ys-services--full { padding-top: 60px; }
.ys-services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}
.ys-service-card {
  position: relative;
  padding: 32px;
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
  background: linear-gradient(160deg, var(--ys-glass) 0%, rgba(26, 34, 80, .3) 100%);
  color: var(--ys-snow);
  transition: transform .5s var(--ys-easing), border-color .5s var(--ys-easing), background .5s var(--ys-easing);
  overflow: hidden;
  text-decoration: none;
}
.ys-service-card::before {
  content: ''; position: absolute; inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, transparent 40%, rgba(111, 168, 255, .35) 100%);
  opacity: 0; transition: opacity .5s var(--ys-easing);
  pointer-events: none; z-index: -1;
}
.ys-service-card:hover {
  transform: translateY(-6px);
  border-color: var(--ys-glacier);
  background: linear-gradient(160deg, var(--ys-ice) 0%, rgba(26, 34, 80, .4) 100%);
}
.ys-service-card:hover::before { opacity: 1; }
.ys-service-card__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px;
  border-radius: 12px;
  background: var(--ys-ice);
  color: var(--ys-glacier);
  margin-bottom: 20px;
  transition: background .3s var(--ys-easing), transform .3s var(--ys-easing);
}
.ys-service-card:hover .ys-service-card__icon {
  background: var(--ys-glacier);
  color: var(--ys-night);
  transform: scale(1.05);
}
.ys-service-card__icon svg { width: 26px; height: 26px; }
.ys-service-card__title { color: var(--ys-white); margin-bottom: 10px; }
.ys-service-card__desc {
  color: rgba(232, 241, 255, .75);
  font-size: .94rem;
  margin-bottom: 24px;
}
.ys-service-card__arrow {
  position: absolute; bottom: 28px; right: 28px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--ys-ice);
  color: var(--ys-glacier);
  display: inline-flex; align-items: center; justify-content: center;
  transition: transform .35s var(--ys-easing), background .35s var(--ys-easing);
}
.ys-service-card:hover .ys-service-card__arrow {
  transform: translateX(4px);
  background: var(--ys-glacier);
  color: var(--ys-night);
}
.ys-service-card--lg { padding: 44px; }

/* ─── MÉTHODE TIMELINE ─── */
.ys-method { padding: 120px 0; }
.ys-timeline {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.ys-timeline::before {
  content: ''; position: absolute; top: 32px; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--ys-glacier) 50%, transparent 100%);
  transform: scaleX(var(--ys-progress, 0));
  transform-origin: left;
  transition: transform 1.5s var(--ys-easing);
}
.ys-timeline__step {
  position: relative;
  padding-top: 60px;
}
.ys-timeline__step::before {
  content: '';
  position: absolute; top: 26px; left: 0;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--ys-night);
  border: 2px solid var(--ys-glacier);
  box-shadow: 0 0 14px rgba(111, 168, 255, .5);
}
.ys-timeline__num {
  display: inline-block;
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  letter-spacing: .15em;
  color: var(--ys-alpenglow);
  margin-bottom: 10px;
}
.ys-timeline__step h3 { margin-bottom: 8px; font-size: 1.25rem; }
.ys-timeline__step p  { color: rgba(232, 241, 255, .7); font-size: .92rem; }

/* ─── ZONE ─── */
.ys-zone { padding: 120px 0; }
.ys-zone__inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}
.ys-zone__visual {
  position: relative;
  height: 360px;
  border-radius: var(--ys-radius-lg);
  background:
    radial-gradient(circle at 50% 50%, rgba(111, 168, 255, .2) 0%, transparent 60%),
    linear-gradient(160deg, var(--ys-midnight) 0%, var(--ys-night) 100%);
  border: 1px solid var(--ys-border);
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.ys-zone__pulse {
  position: absolute; left: 50%; top: 50%;
  width: 12px; height: 12px;
  transform: translate(-50%, -50%);
  background: var(--ys-glacier);
  border-radius: 50%;
  box-shadow: 0 0 20px var(--ys-glacier);
}
.ys-zone__pulse span {
  position: absolute; inset: 0;
  border-radius: 50%;
  border: 1px solid var(--ys-glacier);
  animation: ys-pulse 3s infinite;
  opacity: 0;
}
.ys-zone__pulse span:nth-child(2) { animation-delay: 1s; }
.ys-zone__pulse span:nth-child(3) { animation-delay: 2s; }
@keyframes ys-pulse {
  0%   { transform: scale(1);  opacity: .7; }
  100% { transform: scale(14); opacity: 0; }
}
.ys-zone__pin {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, calc(-50% - 36px));
  font-family: var(--ys-font-mono);
  font-size: .82rem;
  color: var(--ys-white);
  background: var(--ys-night);
  border: 1px solid var(--ys-glacier);
  padding: 4px 10px;
  border-radius: 6px;
  white-space: nowrap;
}

/* ─── CTA FINAL ─── */
.ys-cta-final {
  padding: 140px 0;
  text-align: center;
  position: relative;
  background: linear-gradient(180deg, transparent 0%, rgba(26, 34, 80, .4) 100%);
}
.ys-cta-final::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ys-glacier), transparent);
  opacity: .3;
}
.ys-cta-final__title { max-width: 20ch; margin: 0 auto 16px; }
.ys-cta-final__text {
  max-width: 50ch; margin: 0 auto 40px;
  color: rgba(232, 241, 255, .72);
  font-size: 1.08rem;
}

/* ═══════════════════════════════════════════════════════
   PAGES INTÉRIEURES
   ═══════════════════════════════════════════════════════ */
.ys-page-hero {
  position: relative;
  padding: 180px 0 80px;
  text-align: center;
  border-bottom: 1px solid var(--ys-border);
  background:
    radial-gradient(ellipse at 50% 100%, rgba(111, 168, 255, .12) 0%, transparent 60%),
    linear-gradient(180deg, var(--ys-night) 0%, var(--ys-midnight) 100%);
}
.ys-page-hero__title {
  font-size: clamp(2.2rem, 5vw, 4rem);
  max-width: 20ch; margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--ys-white), var(--ys-glacier));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.ys-page-hero__intro {
  max-width: 56ch; margin: 0 auto;
  color: rgba(232, 241, 255, .72);
  font-size: 1.08rem;
}

.ys-page-content { padding: 80px 0 120px; }
.ys-prose { max-width: 72ch; margin: 0 auto; }
.ys-prose p, .ys-prose li { font-size: 1.05rem; color: rgba(232, 241, 255, .85); }
.ys-prose h2 { margin-top: 2em; }
.ys-prose a { text-decoration: underline; text-underline-offset: 3px; }

/* ─── PRESTATION ─── */
.ys-prest-hero {
  position: relative;
  padding: 200px 0 100px;
  overflow: hidden;
}
.ys-prest-hero__bg {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, var(--ys-night) 0%, var(--ys-midnight) 100%);
}
.ys-prest-hero__peaks {
  position: absolute; bottom: 0; left: 0; right: 0; height: 60%;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 400' preserveAspectRatio='none'><path d='M0,400 L120,240 L260,300 L400,180 L560,280 L720,140 L880,260 L1040,180 L1200,300 L1360,160 L1440,240 L1440,400 Z' fill='rgba(26,34,80,0.6)'/></svg>");
  background-size: cover; background-position: bottom;
}
.ys-prest-hero__crumb {
  display: flex; justify-content: center;
  margin-bottom: 14px;
}
.ys-prest-hero__title {
  font-size: clamp(2.4rem, 5.4vw, 4.4rem);
  max-width: 18ch; margin: 16px auto 20px;
  background: linear-gradient(135deg, var(--ys-white), var(--ys-glacier));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.ys-prest-hero__desc {
  max-width: 58ch; margin: 0 auto 24px;
  color: rgba(232, 241, 255, .78);
  font-size: 1.1rem;
}
.ys-prest-hero__intro { max-width: 58ch; margin: 0 auto 32px; color: rgba(232, 241, 255, .72); }

.ys-prest-benefices,
.ys-prest-livrables,
.ys-prest-technos { padding: 100px 0; }

.ys-benefices__grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.ys-benef-card {
  padding: 32px;
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
  background: var(--ys-glass);
  transition: transform .4s var(--ys-easing), border-color .4s var(--ys-easing);
}
.ys-benef-card:hover { transform: translateY(-4px); border-color: var(--ys-glacier); }
.ys-benef-card__num {
  display: inline-block;
  font-family: var(--ys-font-mono);
  color: var(--ys-alpenglow);
  font-size: .82rem;
  letter-spacing: .12em;
  margin-bottom: 16px;
}
.ys-benef-card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.ys-benef-card p  { color: rgba(232, 241, 255, .72); font-size: .95rem; margin: 0; }

.ys-livrables__list {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
  max-width: 920px; margin: 0 auto;
}
.ys-livrables__list li {
  padding: 18px 22px;
  background: var(--ys-glass);
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius-sm);
  display: flex; align-items: center; gap: 14px;
  font-size: .98rem;
}
.ys-livrables__list li span {
  color: var(--ys-glacier);
  font-weight: 700;
}

.ys-technos__cloud {
  display: flex; flex-wrap: wrap; gap: 12px;
  max-width: 800px; margin: 40px auto 0;
  justify-content: center;
}
.ys-techno-chip {
  padding: 10px 18px;
  border: 1px solid var(--ys-border);
  border-radius: 999px;
  font-family: var(--ys-font-mono);
  font-size: .88rem;
  color: var(--ys-snow);
  background: var(--ys-glass);
  transition: border-color .3s, color .3s, transform .3s;
}
.ys-techno-chip:hover {
  border-color: var(--ys-glacier);
  color: var(--ys-white);
  transform: translateY(-2px);
}

/* ─── À PROPOS ─── */
.ys-about-values { padding: 100px 0; }
.ys-values__grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.ys-value-card {
  padding: 32px;
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
  background: var(--ys-glass);
  transition: transform .4s var(--ys-easing), border-color .4s var(--ys-easing);
}
.ys-value-card:hover { transform: translateY(-4px); border-color: var(--ys-glacier); }
.ys-value-card h3 { font-size: 1.15rem; color: var(--ys-glacier); }
.ys-value-card p  { color: rgba(232, 241, 255, .72); font-size: .95rem; margin: 0; }

/* ─── CONTACT ─── */
.ys-contact { padding: 80px 0 120px; }
.ys-contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
  align-items: start;
}
.ys-contact__info h2 { font-size: 1.5rem; margin-bottom: 24px; color: var(--ys-glacier); }
.ys-contact__list {
  list-style: none; margin: 0 0 32px; padding: 0;
  display: grid; gap: 20px;
}
.ys-contact__label {
  display: block;
  font-family: var(--ys-font-mono);
  font-size: .75rem; text-transform: uppercase; letter-spacing: .15em;
  color: rgba(232, 241, 255, .72);
  margin-bottom: 4px;
}
.ys-contact__note {
  padding: 20px;
  background: var(--ys-glass);
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
  font-size: .9rem;
  color: rgba(232, 241, 255, .75);
}
.ys-contact__note strong { color: var(--ys-glacier); }

/* ─── FORM ─── */
.ys-form {
  padding: 40px;
  background: linear-gradient(160deg, var(--ys-glass) 0%, rgba(26, 34, 80, .4) 100%);
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius-lg);
  display: grid; gap: 20px;
}
.ys-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.ys-form__group { display: flex; flex-direction: column; gap: 8px; }
.ys-form__group label {
  font-family: var(--ys-font-mono);
  font-size: .78rem; text-transform: uppercase; letter-spacing: .1em;
  color: rgba(232, 241, 255, .7);
}
.ys-form__group input,
.ys-form__group select,
.ys-form__group textarea {
  font-family: var(--ys-font-body);
  font-size: .98rem;
  padding: 14px 16px;
  background: rgba(10, 14, 39, .6);
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius-sm);
  color: var(--ys-white);
  transition: border-color .25s, background .25s;
}
.ys-form__group input:focus,
.ys-form__group select:focus,
.ys-form__group textarea:focus {
  outline: none;
  border-color: var(--ys-glacier);
  background: rgba(10, 14, 39, .8);
  box-shadow: 0 0 0 3px rgba(111, 168, 255, .15);
}
.ys-form__group textarea { resize: vertical; min-height: 140px; }
.ys-form__group.is-error input,
.ys-form__group.is-error select,
.ys-form__group.is-error textarea {
  border-color: #F87171;
  box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.18);
}
.ys-form__group.is-error label { color: #FCA5A5; }
.ys-form__error {
  display: none;
  margin-top: 4px;
  font-size: .82rem;
  color: #FCA5A5;
  font-family: var(--ys-font-body);
  text-transform: none;
  letter-spacing: 0;
}
.ys-form__group.is-error .ys-form__error { display: block; }
@keyframes ys-shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-6px); }
  40%, 80% { transform: translateX(6px); }
}
.ys-form.is-shaking { animation: ys-shake .45s cubic-bezier(.36,.07,.19,.97); }
.ys-form__hp { position: absolute; left: -5000px; opacity: 0; height: 0; width: 0; overflow: hidden; }
.ys-form__consent label {
  display: flex; align-items: flex-start; gap: 10px;
  font-family: var(--ys-font-body);
  font-size: .88rem; text-transform: none; letter-spacing: 0;
  color: rgba(232, 241, 255, .7);
  cursor: pointer;
}
.ys-form__consent input { margin-top: 3px; accent-color: var(--ys-glacier); }
.ys-form__submit { position: relative; }
.ys-form__submit.is-loading .ys-form__submit-label { opacity: 0; }
.ys-form__submit.is-loading .ys-form__submit-loader { opacity: 1; }
.ys-form__submit-loader {
  position: absolute; left: 50%; top: 50%;
  width: 18px; height: 18px;
  border: 2px solid rgba(10, 14, 39, .3);
  border-top-color: var(--ys-night);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  animation: ys-spin .9s linear infinite;
}
@keyframes ys-spin { to { transform: translate(-50%, -50%) rotate(360deg); } }
.ys-form__status {
  padding: 14px 18px;
  border-radius: var(--ys-radius-sm);
  font-size: .92rem;
  display: none;
}
.ys-form__status.is-success {
  display: block;
  background: rgba(72, 187, 120, .1);
  border: 1px solid rgba(72, 187, 120, .35);
  color: #9AE6B4;
}
.ys-form__status.is-error {
  display: block;
  background: rgba(245, 101, 101, .1);
  border: 1px solid rgba(245, 101, 101, .35);
  color: #FCA5A5;
}

/* ─── FAQ ─── */
.ys-faq { padding: 100px 0; }
.ys-faq__list {
  max-width: 820px;
  margin: 0 auto;
  display: flex; flex-direction: column; gap: 12px;
}
.ys-faq__item {
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
  background: var(--ys-glass);
  overflow: hidden;
  transition: border-color .3s var(--ys-easing), background .3s var(--ys-easing);
}
.ys-faq__item[open] {
  border-color: var(--ys-ice-2);
  background: linear-gradient(160deg, var(--ys-ice) 0%, rgba(26, 34, 80, .3) 100%);
}
.ys-faq__item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 26px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
  font-family: var(--ys-font-title);
  font-weight: 500;
  color: var(--ys-white);
  font-size: 1.02rem;
  transition: color .25s;
}
.ys-faq__item summary::-webkit-details-marker { display: none; }
.ys-faq__item summary:hover { color: var(--ys-glacier); }
.ys-faq__icon {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 1px solid var(--ys-border);
  background: var(--ys-ice);
  position: relative;
  transition: transform .35s var(--ys-easing), background .3s, border-color .3s;
}
.ys-faq__icon::before,
.ys-faq__icon::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  background: var(--ys-glacier);
  transition: transform .3s var(--ys-easing);
}
.ys-faq__icon::before { width: 12px; height: 1.5px; transform: translate(-50%, -50%); }
.ys-faq__icon::after  { width: 1.5px; height: 12px; transform: translate(-50%, -50%); }
.ys-faq__item[open] .ys-faq__icon {
  background: var(--ys-glacier);
  border-color: var(--ys-glacier);
}
.ys-faq__item[open] .ys-faq__icon::before,
.ys-faq__item[open] .ys-faq__icon::after { background: var(--ys-night); }
.ys-faq__item[open] .ys-faq__icon::after { transform: translate(-50%, -50%) scaleY(0); }
.ys-faq__answer {
  padding: 0 26px 24px;
  color: rgba(232, 241, 255, .8);
  font-size: .98rem;
  line-height: 1.7;
}
.ys-faq__answer p { margin: 0; }
.ys-faq__answer strong { color: var(--ys-white); }
.ys-faq__answer a { text-decoration: underline; text-underline-offset: 3px; }

/* Animation ouverture FAQ (via GSAP côté JS) */
.ys-faq__item[open] summary { border-bottom: 1px solid var(--ys-border); }

/* ─── BLOG ─── */
.ys-blog { padding: 80px 0 120px; }
.ys-blog__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
.ys-post-card {
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
  background: var(--ys-glass);
  overflow: hidden;
  transition: transform .4s var(--ys-easing), border-color .4s var(--ys-easing);
}
.ys-post-card:hover { transform: translateY(-4px); border-color: var(--ys-glacier); }
.ys-post-card a { color: inherit; display: block; }
.ys-post-card__thumb img { width: 100%; height: 220px; object-fit: cover; }
.ys-post-card__body { padding: 28px; }
.ys-post-card__date {
  display: block;
  font-family: var(--ys-font-mono);
  font-size: .78rem; text-transform: uppercase; letter-spacing: .12em;
  color: var(--ys-glacier);
  margin-bottom: 12px;
}
.ys-post-card__title { font-size: 1.2rem; margin-bottom: 10px; color: var(--ys-white); }
.ys-post-card__excerpt { color: rgba(232, 241, 255, .7); font-size: .95rem; margin: 0; }
.ys-pagination { margin-top: 40px; text-align: center; }
.ys-pagination .page-numbers {
  display: inline-block;
  padding: 10px 16px;
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius-sm);
  margin: 0 4px;
  color: var(--ys-snow);
}
.ys-pagination .page-numbers.current { background: var(--ys-glacier); color: var(--ys-night); border-color: var(--ys-glacier); }

.ys-single__hero { max-width: 1000px; margin: 40px auto; border-radius: var(--ys-radius); overflow: hidden; }

/* ─── 404 ─── */
.ys-404 {
  min-height: 80vh;
  display: flex; align-items: center; justify-content: center;
  padding: 120px 0;
}
.ys-404__inner { text-align: center; max-width: 600px; margin: 0 auto; }
.ys-404__code {
  font-family: var(--ys-font-title);
  font-size: clamp(6rem, 18vw, 14rem);
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, var(--ys-glacier), var(--ys-alpenglow));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 20px;
}
.ys-404__title { margin-bottom: 16px; }
.ys-404__text  { color: rgba(232, 241, 255, .7); margin-bottom: 32px; }

/* ═══════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════ */
.ys-footer {
  position: relative;
  padding-top: 100px;
  background: linear-gradient(180deg, var(--ys-night) 0%, #050814 100%);
  border-top: 1px solid var(--ys-border);
  color: rgba(232, 241, 255, .8);
}
.ys-footer__wave {
  position: absolute; top: -1px; left: 0; right: 0;
  color: var(--ys-night);
  line-height: 0;
}
.ys-footer__wave svg { width: 100%; height: 80px; display: block; }
.ys-footer__inner {
  max-width: var(--ys-max);
  margin: 0 auto;
  padding: 60px var(--ys-pad) 40px;
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 40px;
}
.ys-footer__brand .ys-nav__logo { margin-bottom: 16px; }
.ys-footer__tagline { color: rgba(232, 241, 255, .73); font-size: .92rem; max-width: 30ch; }
.ys-footer__col h4 {
  font-family: var(--ys-font-mono);
  font-size: .78rem; text-transform: uppercase; letter-spacing: .15em;
  color: var(--ys-glacier);
  margin-bottom: 20px;
}
.ys-footer__col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.ys-footer__col a { color: rgba(232, 241, 255, .7); font-size: .94rem; }
.ys-footer__col a:hover { color: var(--ys-white); }
.ys-footer__cta { color: var(--ys-glacier) !important; font-weight: 500; }
.ys-footer__bottom {
  max-width: var(--ys-max);
  margin: 0 auto;
  padding: 24px var(--ys-pad);
  border-top: 1px solid var(--ys-border);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 16px;
  font-size: .85rem;
  color: rgba(232, 241, 255, .72);
}
.ys-footer__legal { list-style: none; margin: 0; padding: 0; display: flex; gap: 20px; }

/* ═══════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════ */
/* ═══════════════════════════════════════════════════════
   v3.2 — UX UTILITIES : STICKY CTA, SCROLL-TOP, PROGRESS BAR
   ═══════════════════════════════════════════════════════ */

/* Sticky CTA mobile — apparaît après scroll du hero */
.ys-sticky-cta {
  display: none;
  position: fixed;
  bottom: 16px; left: 16px; right: 16px;
  z-index: 90;
  align-items: center; justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  background: rgba(10, 14, 39, 0.92);
  backdrop-filter: blur(18px) saturate(180%);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  border: 1px solid rgba(111, 168, 255, 0.3);
  border-radius: 999px;
  box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.04);
  opacity: 0;
  transform: translateY(80px);
  transition: opacity .35s var(--ys-easing), transform .45s var(--ys-easing);
  pointer-events: none;
}
.ys-sticky-cta.is-visible {
  opacity: 1; transform: translateY(0);
  pointer-events: auto;
}
.ys-sticky-cta__label {
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  color: var(--ys-snow);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ys-sticky-cta .ys-btn { flex-shrink: 0; }
@media (max-width: 720px) {
  .ys-sticky-cta { display: flex; }
}

/* Scroll-to-top FAB */
.ys-scroll-top {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 89;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(111, 168, 255, 0.3);
  background: rgba(10, 14, 39, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: var(--ys-glacier);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  transform: scale(0.7) translateY(10px);
  transition: opacity .3s var(--ys-easing), transform .35s var(--ys-easing), background .25s, color .25s, border-color .25s;
  pointer-events: none;
  box-shadow: 0 8px 28px -10px rgba(0, 0, 0, 0.5);
}
.ys-scroll-top.is-visible {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: auto;
}
.ys-scroll-top:hover {
  background: var(--ys-glacier);
  color: var(--ys-night);
  border-color: var(--ys-glacier);
  transform: scale(1.05) translateY(-2px);
}
.ys-scroll-top svg { width: 18px; height: 18px; }
@media (max-width: 720px) {
  .ys-scroll-top { bottom: 80px; right: 16px; width: 40px; height: 40px; }
  /* sur mobile, monte au-dessus de la sticky CTA */
}

/* Reading progress bar (haut de page, fine, ne couvre pas le nav) */
.ys-reading-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  z-index: 101;
  background: transparent;
  pointer-events: none;
}
.ys-reading-progress__fill {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--ys-accent), var(--ys-accent-soft));
  transition: width .12s linear, --ys-accent .9s cubic-bezier(.4,0,.2,1), --ys-accent-soft .9s cubic-bezier(.4,0,.2,1);
  box-shadow: 0 0 8px var(--ys-accent);
}

/* ═══════════════════════════════════════════════════════
   v3.2 — BREADCRUMBS, COMPARISON HELPER, FORM TIMELINE
   ═══════════════════════════════════════════════════════ */

/* Breadcrumbs — sur pages prestation */
.ys-breadcrumb {
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  color: rgba(232, 241, 255, .65);
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex; flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.ys-breadcrumb__sep { color: var(--ys-glacier); opacity: 0.5; }
.ys-breadcrumb a {
  color: rgba(232, 241, 255, .8);
  text-decoration: none;
  border-bottom: 1px dotted transparent;
  transition: border-color .2s, color .2s;
}
.ys-breadcrumb a:hover {
  color: var(--ys-glacier);
  border-bottom-color: var(--ys-glacier);
}
.ys-breadcrumb__current {
  color: var(--ys-glacier);
  font-weight: 500;
}

/* "What happens next" timeline sous form contact */
.ys-what-next {
  margin-top: 28px;
  padding: 24px;
  background: linear-gradient(160deg, var(--ys-glass), rgba(26, 34, 80, 0.25));
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
}
.ys-what-next__title {
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--ys-glacier);
  margin: 0 0 18px;
  display: flex; align-items: center; gap: 8px;
}
.ys-what-next__title::before {
  content: '⏱';
  font-size: 1rem;
}
.ys-what-next__steps {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 16px;
}
.ys-what-next__steps li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 14px;
  align-items: start;
  position: relative;
}
.ys-what-next__steps li:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 13px;
  top: 28px;
  bottom: -16px;
  width: 1px;
  background: var(--ys-border);
}
.ys-what-next__num {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--ys-ice);
  border: 1px solid var(--ys-ice-2);
  color: var(--ys-glacier);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  font-weight: 600;
  flex-shrink: 0;
}
.ys-what-next__step strong {
  display: block;
  font-family: var(--ys-font-title);
  color: var(--ys-white);
  font-weight: 500;
  font-size: .95rem;
  margin-bottom: 2px;
}
.ys-what-next__step span {
  color: rgba(232, 241, 255, .7);
  font-size: .85rem;
}
.ys-what-next__step time {
  display: inline-block;
  margin-left: 6px;
  font-family: var(--ys-font-mono);
  font-size: .72rem;
  color: var(--ys-alpenglow-soft);
  padding: 1px 6px;
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 4px;
  background: rgba(245, 158, 11, 0.08);
}

/* Comparison helper — quel formule pour vous ? */
.ys-compare {
  padding: 100px 0;
  position: relative;
}
.ys-compare__table {
  margin-top: 32px;
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
  overflow: hidden;
  background: var(--ys-glass);
}
.ys-compare__row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  border-bottom: 1px solid var(--ys-border);
}
.ys-compare__row:last-child { border-bottom: none; }
.ys-compare__row--head {
  background: rgba(26, 34, 80, 0.4);
}
.ys-compare__row--head .ys-compare__cell {
  font-family: var(--ys-font-title);
  font-weight: 600;
  color: var(--ys-white);
  font-size: .95rem;
}
.ys-compare__row--head .ys-compare__cell:first-child { color: var(--ys-glacier); }
.ys-compare__cell {
  padding: 16px 20px;
  border-right: 1px solid var(--ys-border);
  font-size: .9rem;
  color: rgba(232, 241, 255, .85);
  display: flex; align-items: center;
}
.ys-compare__cell:last-child { border-right: none; }
.ys-compare__cell--label {
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: rgba(232, 241, 255, .65);
  background: rgba(26, 34, 80, 0.2);
}
.ys-compare__yes { color: var(--ys-success); font-weight: 600; }
.ys-compare__no  { color: rgba(232, 241, 255, .35); }
.ys-compare__highlight {
  color: var(--ys-alpenglow-soft);
  font-weight: 600;
}

@media (max-width: 720px) {
  .ys-what-next { padding: 20px; }
  .ys-compare__row { grid-template-columns: 1fr; }
  .ys-compare__row { border: 1px solid var(--ys-border); border-radius: 8px; margin-bottom: 12px; }
  .ys-compare__cell { border-right: none; border-bottom: 1px solid var(--ys-border); }
  .ys-compare__cell:last-child { border-bottom: none; }
  .ys-compare__cell--label::before { content: ''; display: none; }
  .ys-compare__row--head { display: none; } /* on cache l'entête, chaque cell a son label */
  .ys-compare__cell::before {
    content: attr(data-label);
    display: inline-block;
    width: 50%;
    font-family: var(--ys-font-mono);
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--ys-glacier);
    margin-right: 12px;
  }
}

/* 404 enrichi : search bar */
.ys-404__search {
  max-width: 500px;
  margin: 28px auto 0;
  display: flex; gap: 8px;
  background: rgba(10, 14, 39, .6);
  border: 1px solid var(--ys-border);
  border-radius: 999px;
  padding: 6px 6px 6px 18px;
  transition: border-color .25s;
}
.ys-404__search:focus-within { border-color: var(--ys-glacier); }
.ys-404__search input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--ys-snow);
  font-family: var(--ys-font-body);
  font-size: .95rem;
  outline: none;
}
.ys-404__search input::placeholder { color: rgba(232, 241, 255, .45); }
.ys-404__quick {
  margin-top: 40px;
  padding: 24px;
  background: var(--ys-glass);
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
  text-align: left;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}
.ys-404__quick h3 {
  font-family: var(--ys-font-mono);
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--ys-glacier);
  margin: 0 0 16px;
}
.ys-404__quick ul {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 8px;
}
.ys-404__quick a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--ys-snow);
  text-decoration: none;
  transition: background .2s, color .2s;
}
.ys-404__quick a:hover {
  background: var(--ys-ice);
  color: var(--ys-white);
}
.ys-404__quick a::before {
  content: '→';
  color: var(--ys-glacier);
  font-family: var(--ys-font-mono);
}

/* Active section scroll-spy on home nav */
.ys-nav__menu a.is-active::after,
.ys-nav__menu a[data-active="true"]::after { width: 100%; background: var(--ys-glacier); }

/* File upload zone (form contact) */
.ys-form__file {
  position: relative;
  display: block;
  padding: 18px 16px;
  border: 1px dashed var(--ys-border);
  border-radius: var(--ys-radius-sm);
  background: rgba(10, 14, 39, .3);
  cursor: pointer;
  transition: border-color .2s, background .2s;
  font-size: .88rem;
}
.ys-form__file:hover,
.ys-form__file.is-dragover {
  border-color: var(--ys-glacier);
  background: rgba(111, 168, 255, .06);
}
.ys-form__file input[type="file"] {
  position: absolute;
  width: 1px; height: 1px;
  opacity: 0;
  pointer-events: none;
}
.ys-form__file-label {
  display: flex; align-items: center; gap: 10px;
  color: rgba(232, 241, 255, .8);
  font-family: var(--ys-font-body);
  text-transform: none;
  letter-spacing: 0;
}
.ys-form__file-icon {
  width: 20px; height: 20px;
  color: var(--ys-glacier);
  flex-shrink: 0;
}
.ys-form__file-name {
  margin-left: auto;
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  color: var(--ys-alpenglow-soft);
}

/* ═══════════════════════════════════════════════════════
   v3.0 — NOUVELLES SECTIONS : PEAK LABELS, TRUST BAR,
   VALEUR PROP, CASE STUDIES, SLA STRIP, FAQ PREVIEW,
   FOOTER STATUS, SECTION DIVIDERS, TYPING CURSOR
   ═══════════════════════════════════════════════════════ */

/* ─── SECTION DIVIDERS (trait gradient au top de chaque section majeure) ─── */
.ys-stats::before,
.ys-valeurprop::before,
.ys-cases::before,
.ys-method::before,
.ys-zone::before,
.ys-testimonials::before,
.ys-partners::before,
.ys-faq::before,
.ys-cta-final::before {
  content: '';
  position: absolute;
  top: 0; left: 10%; right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ys-accent), transparent);
  opacity: 0.35;
  pointer-events: none;
  transition: --ys-accent .9s cubic-bezier(.4,0,.2,1);
}
.ys-stats, .ys-valeurprop, .ys-cases, .ys-method, .ys-zone,
.ys-testimonials, .ys-partners, .ys-faq, .ys-cta-final { position: relative; }

/* ─── MONO SLASH PREFIX for section kickers ─── */
.ys-mono-slash {
  font-family: var(--ys-font-mono);
  color: var(--ys-accent);
  opacity: 0.85;
  margin-right: 4px;
  transition: color .9s cubic-bezier(.4,0,.2,1);
}

/* ─── LED DOT (utilisée partout : trust bar, case studies, stats, footer status) ─── */
.ys-led-dot {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--ys-success);
  box-shadow: 0 0 0 0 rgba(72, 187, 120, 0.6);
  animation: ys-led-pulse 2.6s var(--ys-easing) infinite;
  vertical-align: middle;
  margin-right: 4px;
}
@keyframes ys-led-pulse {
  0%   { box-shadow: 0 0 0 0   rgba(72, 187, 120, 0.55); }
  70%  { box-shadow: 0 0 0 8px rgba(72, 187, 120, 0);    }
  100% { box-shadow: 0 0 0 0   rgba(72, 187, 120, 0);    }
}
.ys-led-dot--green { background: var(--ys-success); }

/* ═══════════════════════════════════════════════════════
   HERO — MICROBAR + PEAK LABELS
   ═══════════════════════════════════════════════════════ */

/* Hero microbar (sous CTAs) */
.ys-hero__microbar {
  list-style: none;
  margin: 36px auto 0;
  padding: 0;
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 10px 28px;
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  color: rgba(232, 241, 255, .75);
  max-width: 720px;
}
.ys-hero__microbar li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.ys-hero__microbar strong {
  color: var(--ys-alpenglow-soft);
  font-weight: 600;
  font-family: var(--ys-font-mono);
}
.ys-hero__microbar-icon {
  color: var(--ys-glacier);
  font-size: 1rem;
}

/* Peak labels (3 chips flottants au-dessus des pics) */
.ys-hero__peaks {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 5;
}
.ys-peak-label {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  background: rgba(10, 14, 39, 0.65);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(111, 168, 255, 0.35);
  border-radius: 999px;
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  color: var(--ys-snow);
  white-space: nowrap;
  will-change: transform;
  box-shadow: 0 8px 24px -8px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(111, 168, 255, 0.1);
}
.ys-peak-label__prefix {
  color: var(--ys-alpenglow-soft);
  font-weight: 600;
}
.ys-peak-label--left   { top: 45%; left: 18%; }
.ys-peak-label--center { top: 33%; left: 49%; transform: translateX(-50%); }
.ys-peak-label--right  { top: 44%; right: 15%; }

/* ═══════════════════════════════════════════════════════
   TRUST BAR
   ═══════════════════════════════════════════════════════ */
.ys-trust-bar {
  padding: 40px 0;
  border-bottom: 1px solid var(--ys-border);
  background: linear-gradient(180deg, rgba(26, 34, 80, 0.15), transparent);
}
.ys-trust-bar__inner {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center;
  gap: 20px 32px;
}
.ys-trust-bar__count {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.ys-trust-bar__num {
  font-family: var(--ys-font-title);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ys-white);
  letter-spacing: -0.02em;
}
.ys-trust-bar__bracket {
  color: var(--ys-glacier);
  font-family: var(--ys-font-mono);
  font-weight: 400;
  opacity: 0.6;
  margin: 0 1px;
}
.ys-trust-bar__label {
  font-family: var(--ys-font-mono);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: rgba(232, 241, 255, .72);
}
.ys-trust-bar__logos {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 14px 28px;
  color: rgba(232, 241, 255, .82);
}
.ys-trust-bar__logo {
  opacity: .7;
  transition: opacity .3s var(--ys-easing), transform .3s var(--ys-easing);
}
.ys-trust-bar__logo:hover { opacity: 1; transform: translateY(-2px); }
.ys-trust-bar__logo svg { height: 28px; width: auto; }
.ys-trust-bar__tagline {
  font-family: var(--ys-font-mono);
  font-size: .8rem;
  color: rgba(232, 241, 255, .72);
  margin: 0;
}

/* ═══════════════════════════════════════════════════════
   VALEUR PROP — 4 différenciateurs
   ═══════════════════════════════════════════════════════ */
.ys-valeurprop { padding: 120px 0; }
.ys-vp__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.ys-vp-card {
  position: relative;
  padding: 32px;
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
  background: linear-gradient(160deg, var(--ys-glass) 0%, rgba(26, 34, 80, .25) 100%);
  transition: transform .4s var(--ys-easing), border-color .4s var(--ys-easing), background .4s var(--ys-easing);
}
.ys-vp-card::before {
  content: '';
  position: absolute;
  top: 0; left: 28px;
  width: 24px; height: 2px;
  background: linear-gradient(90deg, var(--ys-glacier), transparent);
  opacity: .8;
}
.ys-vp-card:hover {
  transform: translateY(-4px);
  border-color: var(--ys-ice-2);
  background: linear-gradient(160deg, var(--ys-ice) 0%, rgba(26, 34, 80, .4) 100%);
}
.ys-vp-card:hover::before {
  background: linear-gradient(90deg, var(--ys-alpenglow), transparent);
  width: 60px;
}
.ys-vp-card__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--ys-ice);
  color: var(--ys-glacier);
  margin-bottom: 22px;
  transition: background .3s, color .3s, transform .3s;
}
.ys-vp-card:hover .ys-vp-card__icon {
  background: var(--ys-glacier);
  color: var(--ys-night);
  transform: rotate(6deg) scale(1.05);
}
.ys-vp-card__icon svg { width: 24px; height: 24px; }
.ys-vp-card__title {
  font-size: 1.15rem;
  margin-bottom: 10px;
  color: var(--ys-white);
}
.ys-vp-card__desc {
  color: rgba(232, 241, 255, .73);
  font-size: .95rem;
  margin: 0;
  line-height: 1.6;
}

/* ═══════════════════════════════════════════════════════
   SLA STRIP (au-dessus des stats)
   ═══════════════════════════════════════════════════════ */
.ys-sla-strip {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
  gap: 16px;
  padding: 18px 24px;
  margin-bottom: 40px;
  background: linear-gradient(90deg, transparent, rgba(111, 168, 255, 0.07), transparent);
  border-top: 1px solid var(--ys-border);
  border-bottom: 1px solid var(--ys-border);
  font-family: var(--ys-font-mono);
  font-size: .82rem;
  color: rgba(232, 241, 255, .8);
}
.ys-sla-strip__item {
  display: inline-flex; align-items: center; gap: 8px;
}
.ys-sla-strip__item strong {
  color: var(--ys-white);
  font-weight: 500;
  font-family: var(--ys-font-mono);
}
.ys-sla-strip__sep { color: rgba(232, 241, 255, .3); }

/* ═══════════════════════════════════════════════════════
   CASE STUDIES TEASERS
   ═══════════════════════════════════════════════════════ */
.ys-cases { padding: 120px 0; }
.ys-cases__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.ys-case-card {
  position: relative;
  padding: 32px;
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
  background: linear-gradient(160deg, var(--ys-glass), rgba(26, 34, 80, .25));
  display: flex; flex-direction: column; gap: 20px;
  transition: transform .5s var(--ys-easing), border-color .5s var(--ys-easing);
}
.ys-case-card:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 158, 11, 0.35);
}
.ys-case-card__head {
  display: flex; justify-content: space-between; align-items: center;
  gap: 12px;
}
.ys-case-card__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--ys-ice);
  color: var(--ys-glacier);
}
.ys-case-card__icon svg { width: 22px; height: 22px; }
.ys-case-card__badge {
  display: inline-flex; align-items: center;
  gap: 6px;
  padding: 5px 10px;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: 999px;
  font-family: var(--ys-font-mono);
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--ys-alpenglow-soft);
  white-space: nowrap;
}
.ys-case-card__title {
  font-size: 1.05rem;
  color: var(--ys-white);
  margin: 0;
  line-height: 1.4;
}
.ys-case-card__metrics {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 8px;
}
.ys-case-card__metrics li {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--ys-font-mono);
  font-size: .85rem;
  color: rgba(232, 241, 255, .85);
}
.ys-case-card__mark {
  color: var(--ys-glacier);
  font-weight: 700;
}
.ys-case-card__footer {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px dashed var(--ys-border);
  display: flex; align-items: center; gap: 8px;
  font-size: .8rem;
  color: rgba(232, 241, 255, .6);
}
.ys-case-card__lock { color: var(--ys-alpenglow); font-size: .95rem; }

/* ═══════════════════════════════════════════════════════
   ZONE — CTA audit + grid background
   ═══════════════════════════════════════════════════════ */
.ys-zone__grid {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  opacity: .9;
}
.ys-zone__cta {
  margin-top: 28px;
}
.ys-zone__cta-note {
  margin-top: 10px;
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  color: rgba(232, 241, 255, .65);
}

/* ═══════════════════════════════════════════════════════
   FAQ PREVIEW
   ═══════════════════════════════════════════════════════ */
.ys-faq--preview { padding: 100px 0; }
.ys-faq__more {
  text-align: center;
  margin-top: 32px;
  font-family: var(--ys-font-mono);
  font-size: .9rem;
}
.ys-faq__more a {
  color: var(--ys-glacier);
  text-decoration: none;
  border-bottom: 1px solid rgba(111, 168, 255, 0.35);
  padding-bottom: 2px;
  transition: color .25s, border-color .25s;
}
.ys-faq__more a:hover { color: var(--ys-white); border-color: var(--ys-white); }

/* ═══════════════════════════════════════════════════════
   FOOTER — SYSTEM STATUS BAR
   ═══════════════════════════════════════════════════════ */
.ys-footer__status {
  max-width: var(--ys-max);
  margin: 0 auto;
  padding: 14px var(--ys-pad);
  border-top: 1px solid var(--ys-border);
  display: flex; align-items: center;
  gap: 10px;
  font-family: var(--ys-font-mono);
  font-size: .78rem;
  color: rgba(232, 241, 255, .7);
}
.ys-footer__status-text {
  color: var(--ys-success);
  font-weight: 500;
}
.ys-footer__status-sep { color: rgba(232, 241, 255, .3); }
.ys-footer__status-time { color: rgba(232, 241, 255, .55); }

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — tablet, mobile, small mobile
   ═══════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .ys-services__grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
  .ys-testimonials__grid { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
  .ys-values__grid,
  .ys-benefices__grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
}

@media (max-width: 960px) {
  .ys-nav__links > .ys-nav__menu,
  .ys-nav__links > .ys-nav__lang,
  .ys-nav__links > .ys-btn { display: none; }
  .ys-nav__burger { display: flex; }

  .ys-zone__inner { grid-template-columns: 1fr; gap: 40px; }
  .ys-contact__grid { grid-template-columns: 1fr; gap: 40px; }
  .ys-footer__inner { grid-template-columns: 1fr 1fr; gap: 40px; }
  .ys-timeline { grid-template-columns: 1fr 1fr; gap: 40px; }
  .ys-timeline::before { display: none; }
  .ys-timeline__step { padding-top: 50px; }

  /* Hero : on remonte les montagnes car l'écran est moins haut relatif */
  .ys-hero__layer--far  { height: 55%; }
  .ys-hero__layer--mid  { height: 65%; }
  .ys-hero__layer--near { height: 78%; }
}

@media (max-width: 720px) {
  :root { --ys-pad: clamp(16px, 5vw, 32px); }

  h1 { font-size: clamp(2rem, 8vw, 2.8rem); }
  h2 { font-size: clamp(1.5rem, 5.5vw, 2.2rem); }

  .ys-hero {
    min-height: 92vh;
    padding: 100px 0 80px;
  }
  .ys-hero__title { font-size: clamp(2.2rem, 9vw, 3.4rem); max-width: 100%; }
  .ys-hero__subtitle { font-size: 1rem; padding: 0 10px; }
  .ys-hero__kicker { font-size: .7rem; padding: 7px 12px; }
  .ys-hero__ctas { flex-direction: column; width: 100%; padding: 0 20px; }
  .ys-hero__ctas .ys-btn { width: 100%; }
  .ys-hero__scroll { bottom: 24px; font-size: .65rem; }

  /* Montagnes mobile : on rapproche du sol, la forêt dominante */
  .ys-hero__layer--far  { height: 50%; }
  .ys-hero__layer--mid  { height: 62%; }
  .ys-hero__layer--near { height: 72%; }
  /* Dezoom léger pour pas voir les tranches : scale un peu + décalage */
  .ys-hero__layer--near,
  .ys-hero__layer--mid,
  .ys-hero__layer--far { background-size: 180% auto; background-position: center bottom; }

  .ys-nav__logo-text { font-size: .92rem; }
  .ys-nav { padding: 12px 0; }

  .ys-pitch { padding: 80px 0 30px; }
  .ys-pitch__title { font-size: clamp(1.4rem, 5vw, 1.8rem); }

  .ys-stats { padding: 40px 0 80px; }
  .ys-stats__grid { grid-template-columns: 1fr 1fr; padding: 28px 0; gap: 28px 12px; }
  .ys-stat:not(:last-child)::after { display: none; }
  .ys-stat:nth-child(odd)::after {
    content: ''; position: absolute; right: -6px; top: 15%; bottom: 15%;
    width: 1px; background: var(--ys-border);
  }
  .ys-stat__num { font-size: clamp(2.2rem, 8vw, 2.8rem); }
  .ys-stat__label { font-size: .68rem; letter-spacing: .1em; }

  .ys-services,
  .ys-method,
  .ys-zone,
  .ys-testimonials,
  .ys-cta-final,
  .ys-prest-benefices,
  .ys-prest-livrables,
  .ys-prest-technos,
  .ys-about-values,
  .ys-faq { padding: 60px 0; }
  .ys-services__grid,
  .ys-testimonials__grid,
  .ys-values__grid,
  .ys-benefices__grid { grid-template-columns: 1fr; gap: 16px; }
  .ys-service-card { padding: 24px; }
  .ys-service-card--lg { padding: 28px; }
  .ys-testimonial { padding: 26px; }
  .ys-benef-card,
  .ys-value-card { padding: 24px; }

  .ys-section__head { margin-bottom: 40px; }

  .ys-page-hero { padding: 130px 0 60px; }
  .ys-page-hero__title { font-size: clamp(1.8rem, 7vw, 2.8rem); }
  .ys-prest-hero { padding: 140px 0 70px; }
  .ys-prest-hero__title { font-size: clamp(2rem, 8vw, 3rem); }

  .ys-form { padding: 22px; }
  .ys-form__row { grid-template-columns: 1fr; gap: 18px; }
  .ys-form__group label { font-size: .72rem; }

  .ys-footer { padding-top: 60px; }
  .ys-footer__inner { grid-template-columns: 1fr; gap: 32px; padding: 40px var(--ys-pad) 24px; }
  .ys-footer__bottom { flex-direction: column; text-align: center; gap: 12px; padding: 20px var(--ys-pad); }
  .ys-footer__wave svg { height: 50px; }

  .ys-timeline { grid-template-columns: 1fr; gap: 28px; }

  .ys-livrables__list { grid-template-columns: 1fr; }
  .ys-technos__cloud { gap: 8px; padding: 0 10px; }
  .ys-techno-chip { padding: 8px 14px; font-size: .8rem; }

  .ys-partners__grid { gap: 20px 28px; }
  .ys-partner svg { height: 32px; }

  .ys-faq__item summary { padding: 18px 20px; font-size: .95rem; }
  .ys-faq__answer { padding: 0 20px 20px; font-size: .92rem; }
  .ys-faq__icon { width: 24px; height: 24px; }

  .ys-contact__info h2 { font-size: 1.3rem; }

  /* Désactive le tilt 3D sur mobile (trop intrusif au touch) */
  .ys-service-card, .ys-benef-card, .ys-value-card, .ys-testimonial {
    transform-style: flat !important;
  }

  /* Mobile menu : padding + font-size */
  .ys-mobile { padding: 90px 24px 32px; }
  .ys-mobile__menu a { font-size: 1.3rem; padding: 16px 0; }
}

@media (max-width: 400px) {
  .ys-stats__grid { grid-template-columns: 1fr; }
  .ys-stat:nth-child(odd)::after,
  .ys-stat::after { display: none !important; }
  .ys-hero__title { font-size: 2rem; }
  .ys-page-hero__title { font-size: 1.7rem; }
  .ys-prest-hero__title { font-size: 2rem; }
  .ys-hero__kicker { letter-spacing: .15em; }
  .ys-nav__logo-text { display: none; }
  .ys-footer__col h4 { margin-bottom: 14px; }
}

/* v3.0 — Responsive nouvelles sections */
@media (max-width: 960px) {
  .ys-peak-label--left   { top: 50%; left: 10%;  font-size: .72rem; padding: 5px 10px; }
  .ys-peak-label--center { top: 38%; font-size: .72rem; padding: 5px 10px; }
  .ys-peak-label--right  { top: 50%; right: 8%;  font-size: .72rem; padding: 5px 10px; }
  .ys-trust-bar__inner { justify-content: center; text-align: center; }
  .ys-trust-bar__count { align-items: center; }
  .ys-vp__grid,
  .ys-cases__grid { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
}

@media (max-width: 720px) {
  .ys-hero__peaks { display: none; }  /* labels pics cachés mobile (trop serrés) */
  .ys-hero__layer--cnstl { height: 40%; opacity: 0.75; }
  .ys-hero__microbar {
    gap: 8px 16px;
    font-size: .7rem;
    margin-top: 28px;
  }
  .ys-trust-bar { padding: 28px 0; }
  .ys-trust-bar__inner { flex-direction: column; gap: 20px; }
  .ys-trust-bar__logos { gap: 14px 20px; }
  .ys-trust-bar__logo svg { height: 22px; }
  .ys-valeurprop, .ys-cases, .ys-faq--preview { padding: 70px 0; }
  .ys-vp__grid, .ys-cases__grid { grid-template-columns: 1fr; gap: 14px; }
  .ys-vp-card, .ys-case-card { padding: 24px; }
  .ys-sla-strip {
    flex-direction: column; gap: 10px;
    padding: 20px; font-size: .78rem;
  }
  .ys-sla-strip__sep { display: none; }
  .ys-footer__status {
    flex-wrap: wrap; justify-content: center; text-align: center;
    font-size: .72rem;
  }
  .ys-zone__cta { width: 100%; justify-content: center; }
}

/* Réduit le scale de parallax sur mobile pour éviter les craqure visuelle */
@media (hover: none) and (pointer: coarse) {
  .ys-btn--primary, .ys-btn--lg,
  .ys-service-card, .ys-benef-card, .ys-value-card, .ys-testimonial {
    transform: none !important;
  }
}