/* =========================================================
   AVS J.L — Design tokens
   Palette pensée comme un panneau d'instruments : bleu horizon
   (aviation) pour le "vol", rouge zone-rouge (compte-tours) pour
   la "conduite", ambre témoin pour les accents rares.
   ========================================================= */
:root{
  --ink: #0B0D12;
  --panel: #12151D;
  --panel-2: #1A1F2B;
  --paper: #ECEFF4;
  --mist: #8891A1;
  --horizon: #3E8ED9;
  --redline: #E8532E;
  --telltale: #F5A623;
  --border: rgba(236,239,244,0.09);
  --border-strong: rgba(236,239,244,0.16);

  --font-display: 'Chakra Petch', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --header-h: 78px;
  --container-w: 1180px;
}

/* =========================================================
   Reset
   ========================================================= */
*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; scroll-padding-top: calc(var(--header-h) + 14px); }
body,h1,h2,h3,p,ul,figure{ margin:0; }
ul{ list-style:none; padding:0; }
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
button,input,select,textarea{ font:inherit; color:inherit; }
button{ background:none; border:none; cursor:pointer; }

body{
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

::selection{ background: var(--horizon); color: var(--ink); }

h1,h2,h3{ font-family: var(--font-display); font-weight:600; line-height:1.15; letter-spacing:-0.01em; }

.skip-link{
  position:absolute; left:-999px; top:0; background:var(--horizon); color:var(--ink);
  padding:0.8rem 1.2rem; z-index:999; border-radius:0 0 8px 0; font-weight:600;
}
.skip-link:focus{ left:0; }

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

.container{ max-width: var(--container-w); margin-inline:auto; padding-inline: clamp(1.25rem, 4vw, 2.5rem); }

/* =========================================================
   Barre de progression de lecture
   ========================================================= */
.scroll-progress{
  position:fixed; top:0; left:0; right:0; height:3px; z-index:200;
  background: linear-gradient(90deg, var(--horizon), var(--redline), var(--telltale));
  transform: scaleX(0); transform-origin:0 50%;
}

/* =========================================================
   Sélecteur de langue
   ========================================================= */
.lang-switch{
  display:flex; gap:2px; padding:3px;
  background: var(--panel-2); border:1px solid var(--border-strong); border-radius:999px;
}
.lang-btn{
  font-family: var(--font-mono); font-size:0.72rem; font-weight:600; letter-spacing:0.06em;
  padding:0.32rem 0.62rem; border-radius:999px; color: var(--mist);
  transition: color .22s ease, background .22s ease;
}
.lang-btn:hover{ color: var(--paper); }
.lang-btn.is-active{ background: var(--horizon); color: var(--ink); }
.lang-switch-mobile{ display:none; }

/* =========================================================
   Type utilities
   ========================================================= */
.eyebrow{
  display:flex; align-items:center;
  font-family: var(--font-mono);
  font-size:0.8rem; letter-spacing:0.14em; text-transform:uppercase;
  color: var(--mist);
  margin-bottom:1rem;
}
.eyebrow-tick{
  width:22px; height:1px; background: var(--horizon);
  display:inline-block; margin-right:12px; position:relative; flex-shrink:0;
}
.eyebrow-tick::after{
  content:''; position:absolute; right:-1px; top:-1.5px;
  width:4px; height:4px; border-radius:50%; background: var(--redline);
}

.section-head{ max-width:640px; margin-bottom: clamp(2.5rem,5vw,3.5rem); }
.section-head.centered{ margin-inline:auto; text-align:center; }
.section-head h2{ font-size: clamp(1.9rem, 3.4vw, 2.6rem); margin-bottom:0.9rem; }
.section-lede{ color: var(--mist); font-size:1.05rem; max-width:52ch; }
.section-head.centered .section-lede{ margin-inline:auto; }

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:0.5rem;
  padding:0.95rem 1.6rem; border-radius:10px;
  font-family: var(--font-body); font-weight:600; font-size:0.95rem;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background: linear-gradient(135deg, var(--horizon), var(--redline));
  color: var(--ink);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 10px 28px -8px rgba(62,142,217,0.45); }
.btn-outline{
  background:transparent; border:1px solid var(--border-strong); color: var(--paper);
}
.btn-outline:hover{ border-color: var(--horizon); color: var(--horizon); transform: translateY(-2px); }
.btn-small{ padding:0.65rem 1.15rem; font-size:0.85rem; }
.btn-large{ padding:1.1rem 2rem; font-size:1rem; }
.btn-full{ width:100%; }

/* =========================================================
   Header
   ========================================================= */
.site-header{
  position:sticky; top:0; z-index:100;
  height: var(--header-h);
  display:flex; align-items:center;
  background: rgba(11,13,18,0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom:1px solid var(--border);
  transition: background .25s ease, border-color .25s ease;
}
.site-header.is-scrolled{ background: rgba(11,13,18,0.94); border-color: var(--border-strong); }

.header-inner{ display:flex; align-items:center; justify-content:space-between; gap:1.5rem; }

.brand{ display:flex; align-items:center; gap:0.7rem; flex-shrink:0; }
.brand-word{
  font-family: var(--font-display); font-weight:700; font-size:1.2rem; letter-spacing:0.02em;
  display:flex; align-items:baseline; gap:0.35rem;
}
.brand-word-sub{ font-size:0.7rem; color: var(--mist); font-weight:500; letter-spacing:0.06em; }

.nav-list{ display:flex; align-items:center; gap:2rem; }
.nav-link{
  font-size:0.92rem; font-weight:500; color: var(--mist);
  position:relative; padding-block:0.3rem; transition: color .2s ease;
}
.nav-link:hover{ color: var(--paper); }
.nav-link::after{
  content:''; position:absolute; left:0; bottom:-2px; width:0; height:1px;
  background: var(--horizon); transition: width .25s ease;
}
.nav-link:hover::after{ width:100%; }

.header-actions{ display:flex; align-items:center; gap:1.1rem; }
.header-phone{
  display:flex; align-items:center; gap:0.5rem;
  font-family: var(--font-mono); font-size:0.85rem; color: var(--mist);
  transition: color .2s ease;
}
.header-phone:hover{ color: var(--horizon); }
.icon-inline{ width:16px; height:16px; stroke: currentColor; fill:none; stroke-width:2.5; stroke-linecap:round; stroke-linejoin:round; }

.nav-toggle{ display:none; }
.switch-track{
  width:44px; height:24px; border-radius:999px; background: var(--panel-2);
  border:1px solid var(--border-strong); position:relative; display:block;
  transition: background .25s ease;
}
.switch-knob{
  position:absolute; top:2px; left:2px; width:18px; height:18px; border-radius:50%;
  background: var(--mist); transition: transform .25s ease, background .25s ease;
}
.nav-toggle[aria-expanded="true"] .switch-track{ background: var(--horizon); }
.nav-toggle[aria-expanded="true"] .switch-knob{ transform: translateX(20px); background: var(--ink); }

/* =========================================================
   Hero
   ========================================================= */
.hero{
  position:relative; overflow:hidden;
  min-height: calc(100svh - var(--header-h));
  display:flex; align-items:center;
  padding-block: clamp(2.5rem, 6vw, 4rem);
}
.hero-bg{ position:absolute; inset:0; z-index:0; pointer-events:none; }
.hero-glow{ position:absolute; border-radius:50%; filter: blur(90px); opacity:0.35; }
.hero-glow-a{ width:480px; height:480px; background: var(--horizon); top:-160px; right:-120px; }
.hero-glow-b{ width:420px; height:420px; background: var(--redline); bottom:-160px; left:-100px; opacity:0.22; }
.hero-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse at 50% 40%, black 10%, transparent 72%);
  mask-image: radial-gradient(ellipse at 50% 40%, black 10%, transparent 72%);
}
.cursor-glow{
  position:absolute; inset:0; pointer-events:none;
  background: radial-gradient(420px circle at var(--gx,50%) var(--gy,38%), rgba(62,142,217,0.20), transparent 68%);
}




.hero-inner{
  position:relative; z-index:1;
  display:grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem,5vw,4rem);
  align-items:center;
}
.hero-title{ font-size: clamp(2.6rem, 5.4vw, 4.2rem); margin-bottom:1.3rem; }
.hero-sub{ color: var(--mist); font-size: clamp(1rem,1.6vw,1.15rem); max-width:50ch; margin-bottom:2rem; }
.hero-actions{ display:flex; flex-wrap:wrap; gap:1rem; margin-bottom:2.2rem; }
.hero-tags{ display:flex; flex-wrap:wrap; gap:0 1.4rem; }
.hero-tags li{
  font-family: var(--font-mono); font-size:0.78rem; letter-spacing:0.04em;
  color: var(--mist); padding-left:1.1rem; position:relative;
}
.hero-tags li::before{
  content:''; position:absolute; left:0; top:50%; translate:0 -50%;
  width:5px; height:5px; border-radius:50%; background: var(--horizon);
}

.hero-visual{ display:flex; justify-content:center; position:relative; z-index:1; }
.gauge{ width:100%; max-width:440px; height:auto; }

/* gauge internals */
.gauge-outer{ fill:none; stroke: var(--border-strong); stroke-width:1; }
.tick-minor{ stroke: var(--mist); stroke-width:1; opacity:0.45; }
.tick-major{ stroke: var(--paper); stroke-width:2; opacity:0.85; }
.redline-arc{ fill:none; stroke: var(--redline); stroke-width:7; stroke-linecap:round; opacity:0.9; }
.gauge-label{ fill: var(--mist); font-family: var(--font-mono); font-size:11px; letter-spacing:2.5px; text-anchor:middle; }
.gauge-hub{ fill: var(--panel); }
.gauge-hub-ring{ fill:none; stroke: var(--border-strong); stroke-width:1.5; }
.gauge-pivot{ fill: var(--paper); }
.rivet{ fill: var(--border-strong); }
.needle{ transform-origin: 200px 200px; transform: rotate(-10deg); }
.needle-tip{ stroke: var(--paper); stroke-width:3; stroke-linecap:round; }
.needle-tail{ stroke: var(--mist); stroke-width:3; stroke-linecap:round; }
/* La rotation vivante (idle + réaction au scroll) est pilotée en JS — voir js/main.js */

.scroll-cue{
  position:absolute; left:50%; bottom:28px; translate:-50% 0; z-index:1;
  width:32px; height:20px; opacity:0.5; transition: opacity .2s ease;
}
.scroll-cue:hover{ opacity:0.9; }
.scroll-cue svg{ width:100%; height:100%; fill:none; stroke: var(--paper); stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }

/* =========================================================
   Showcase intro + bandeau ticker
   ========================================================= */
.showcase{ padding-block: clamp(3.5rem,6vw,5rem); }

.ticker{
  overflow:hidden; border-block:1px solid var(--border);
  background: repeating-linear-gradient(135deg, var(--panel) 0 22px, var(--panel-2) 22px 24px);
}
.ticker-track{ display:flex; align-items:center; width:max-content; gap:1.4rem; padding-block:0.85rem; }
.ticker-item{
  font-family: var(--font-mono); font-size:0.78rem; letter-spacing:0.08em; text-transform:uppercase;
  color: var(--mist); white-space:nowrap;
}
.ticker-dot{ color: var(--telltale); font-size:0.7rem; }
@media (prefers-reduced-motion: no-preference){
  .ticker-track{ animation: tickerScroll 34s linear infinite; }
}
@keyframes tickerScroll{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }

/* =========================================================
   Blueprint — grande illustration technique
   ========================================================= */
.blueprint{
  padding-block: clamp(3.5rem,6vw,5.5rem);
  background: var(--panel); border-top:1px solid var(--border); border-bottom:1px solid var(--border);
}
.blueprint-frame{
  border:1px solid var(--border); border-radius:24px; background: var(--ink);
  padding: clamp(1rem,3vw,2rem); overflow-x:auto;
}
.blueprint-svg{ width:auto; min-width:760px; max-width:100%; height:auto; display:block; margin-inline:auto; }
.bp-grid-line{ stroke: var(--mist); }
.bp-line{ fill:none; stroke: var(--mist); stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
.bp-line-strong{ fill:none; stroke: var(--paper); stroke-width:2.4; stroke-linecap:round; stroke-linejoin:round; }
.bp-fill{ fill: var(--panel-2); stroke: var(--mist); stroke-width:1.6; stroke-linejoin:round; }
.bp-ghost{ fill:none; stroke: var(--border-strong); stroke-width:1.5; stroke-dasharray:5 5; }
.bp-wheel{ fill:none; stroke: var(--horizon); stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
.bp-stick{ fill:none; stroke: var(--redline); stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
.bp-anchor{ fill: var(--telltale); }
.bp-leader{ stroke: var(--border-strong); stroke-width:1; stroke-dasharray:3 4; }
.bp-badge-circle{ fill: var(--panel-2); stroke: var(--border-strong); stroke-width:1; }
.bp-badge-num{ fill: var(--telltale); font-family: var(--font-mono); font-size:11px; text-anchor:middle; dominant-baseline:middle; font-weight:600; }
.bp-label{ fill: var(--paper); font-family: var(--font-mono); font-size:12px; letter-spacing:0.03em; }

.wipe-reveal{ clip-path: inset(0 100% 0 0); transition: clip-path 1.1s cubic-bezier(.22,.9,.32,1); }
.wipe-reveal.is-visible{ clip-path: inset(0 0% 0 0); }

/* =========================================================
   Paliers (gamme par niveau)
   ========================================================= */
.tiers{ padding-block: clamp(3.5rem,6vw,5.5rem); }
.tier-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap:1.4rem; }
.tier-card{
  background: var(--panel); border:1px solid var(--border); border-radius:22px;
  padding: clamp(1.5rem,2.5vw,1.9rem); display:flex; flex-direction:column; gap:0.9rem;
  transition: transform .35s ease, border-color .3s ease;
}
.tier-card:hover{ border-color: var(--border-strong); }



.tier-visual{
  width:56px; height:56px; border-radius:14px;
  background: var(--panel-2); border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.tier-card:hover .tier-visual{
  transform: translateY(-3px) scale(1.05);
  border-color: currentColor;
  box-shadow: 0 0 22px -6px currentColor;
}
.tier-visual svg{ width:28px; height:28px; stroke: currentColor; fill:none; stroke-width:1.7; stroke-linecap:round; stroke-linejoin:round; }
.tier-card:nth-child(1) .tier-visual{ color: var(--horizon); }
.tier-card:nth-child(2) .tier-visual{ color: var(--redline); }
.tier-card:nth-child(3) .tier-visual{ color: var(--telltale); }
.tier-card:nth-child(4) .tier-visual{ color: var(--paper); }
.tier-audience{ font-family: var(--font-mono); font-size:0.72rem; letter-spacing:0.08em; text-transform:uppercase; color: var(--mist); }
.tier-card h3{ font-size:1.25rem; }
.tier-card p{ color: var(--mist); font-size:0.92rem; flex-grow:1; }
.tier-card .btn{ margin-top:0.3rem; align-self:flex-start; }

.tag-list{ display:flex; gap:0.6rem; flex-wrap:wrap; }
.tag-list li{
  font-family: var(--font-mono); font-size:0.74rem; letter-spacing:0.05em;
  padding:0.4rem 0.85rem; border:1px solid var(--border-strong); border-radius:999px;
  color: var(--mist);
}

/* =========================================================
   Range grid
   ========================================================= */
.range{ background: var(--panel); padding-block: clamp(3.5rem,7vw,5.5rem); }
.range-grid{
  display:grid; grid-template-columns: repeat(4, 1fr);
  gap:1px; background: var(--border); border:1px solid var(--border);
  border-radius:20px; overflow:hidden;
}
.range-tile{
  position:relative; isolation:isolate;
  background: var(--ink); padding: clamp(1.7rem,3vw,2.4rem) 1rem;
  display:flex; flex-direction:column; align-items:center; gap:1rem; text-align:center;
  min-height:170px; justify-content:center;
  transition: background .25s ease, transform .3s ease;
}
/* reflet qui suit la souris */
.range-tile::before{
  content:''; position:absolute; inset:0; z-index:-1; opacity:0;
  background: radial-gradient(180px circle at var(--mx,50%) var(--my,50%), rgba(62,142,217,0.16), transparent 70%);
  transition: opacity .3s ease;
}
.range-tile:hover::before{ opacity:1; }
.range-tile:hover{ background: var(--panel-2); }
.icon-md{ width:34px; height:34px; stroke: currentColor; fill:none; stroke-width:1.7; stroke-linecap:round; stroke-linejoin:round; color: var(--mist); transition: color .25s ease, transform .35s ease; }
.range-tile:hover .icon-md{ color: var(--horizon); transform: translateY(-3px) scale(1.1); }
.range-tile span{ font-family: var(--font-mono); font-size:0.8rem; letter-spacing:0.03em; line-height:1.45; }

/* =========================================================
   USP
   ========================================================= */
.usp{ padding-block: clamp(4rem,7vw,6rem); }
.usp-grid{ display:grid; grid-template-columns: repeat(auto-fit, minmax(230px,1fr)); gap: clamp(2rem,4vw,2.6rem); }
.usp-item .icon-md{ width:36px; height:36px; color: var(--horizon); margin-bottom:1.2rem; }
.usp-item h3{ font-size:1.08rem; margin-bottom:0.6rem; }
.usp-item p{ color: var(--mist); font-size:0.93rem; max-width:34ch; }

/* =========================================================
   Pro banner
   ========================================================= */
.pro-banner{
  position:relative; overflow:hidden;
  background: var(--panel);
  border-top:1px solid var(--border); border-bottom:1px solid var(--border);
  padding-block: clamp(3.5rem,6vw,5rem);
}
.pro-grid{ opacity:0.6; }
.pro-banner-inner{
  position:relative; z-index:1;
  display:flex; align-items:center; justify-content:space-between; gap:2.5rem; flex-wrap:wrap;
}
.pro-banner-text{ max-width:640px; }
.pro-banner-text h2{ font-size: clamp(1.8rem,3.2vw,2.4rem); margin-bottom:0.9rem; }
.pro-banner-text p{ color: var(--mist); font-size:1.02rem; }

/* =========================================================
   About
   ========================================================= */
.about{ padding-block: clamp(4rem,7vw,6rem); }
.about-inner{ max-width:680px; margin-inline:auto; text-align:center; }
.about-inner h2{ font-size: clamp(1.8rem,3vw,2.3rem); margin-bottom:1.1rem; }
.about-inner p{ color: var(--mist); font-size:1.05rem; }

/* =========================================================
   Contact
   ========================================================= */
.contact{ padding-block: clamp(4rem,7vw,6rem); }
.contact-grid{ display:grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(2.5rem,4vw,3.5rem); }

.form-row{ margin-bottom:1.35rem; display:flex; flex-direction:column; gap:0.55rem; }
.form-row-split{ display:grid; grid-template-columns:1fr 1fr; gap:1.2rem; }
.form-row-split > div{ display:flex; flex-direction:column; gap:0.55rem; }
.form-row label{
  font-family: var(--font-mono); font-size:0.74rem; letter-spacing:0.05em; text-transform:uppercase;
  color: var(--mist);
}
.optional{ text-transform:none; letter-spacing:0; opacity:0.7; }
.form-row input, .form-row select, .form-row textarea{
  background: var(--panel); border:1px solid var(--border-strong); border-radius:10px;
  padding:0.85rem 1rem; font-size:0.96rem; resize:vertical;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{
  outline:none; border-color: var(--horizon); box-shadow: 0 0 0 3px rgba(62,142,217,0.18);
}
.form-note{ margin-top:0.9rem; font-size:0.85rem; color: var(--horizon); min-height:1.2em; }

.contact-info{ display:flex; flex-direction:column; gap:1.5rem; }
.info-card{
  background: var(--panel); border:1px solid var(--border); border-radius:18px;
  padding: clamp(1.6rem,3vw,2.1rem); display:flex; flex-direction:column; gap:1.5rem;
}
.info-row{ display:flex; gap:1rem; align-items:flex-start; }
.icon-sm{ width:22px; height:22px; stroke: var(--horizon); fill:none; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; flex-shrink:0; margin-top:2px; }
.info-label{ display:block; font-family: var(--font-mono); font-size:0.72rem; letter-spacing:0.05em; text-transform:uppercase; color: var(--mist); margin-bottom:0.3rem; }
.info-row a:hover{ color: var(--horizon); }

.map-frame{
  border-radius:18px; overflow:hidden; border:1px solid var(--border); aspect-ratio:16/10;
  filter: invert(92%) hue-rotate(180deg) brightness(0.95) contrast(0.92);
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer{ border-top:1px solid var(--border); }
.footer-inner{
  display:grid; grid-template-columns: 1.4fr 1fr 1fr; gap: clamp(2.5rem,4vw,4rem);
  padding-block: clamp(3rem,6vw,4.5rem);
}
.footer-brand p{ color: var(--mist); margin-block:1rem 1.3rem; max-width:32ch; font-size:0.93rem; }
.footer-social{ display:flex; gap:0.7rem; flex-wrap:wrap; }
.tag-link{
  font-family: var(--font-mono); font-size:0.74rem; letter-spacing:0.04em;
  padding:0.45rem 0.85rem; border:1px solid var(--border-strong); border-radius:999px;
  color: var(--mist); transition: color .2s ease, border-color .2s ease;
}
.tag-link:hover{ color: var(--paper); border-color: var(--horizon); }

.footer-col{ display:flex; flex-direction:column; gap:0.75rem; }
.footer-heading{
  font-family: var(--font-mono); text-transform:uppercase; letter-spacing:0.05em;
  font-size:0.74rem; color: var(--mist); margin-bottom:0.3rem;
}
.footer-col a{ font-size:0.93rem; transition: color .2s ease; }
.footer-col a:hover{ color: var(--horizon); }
.footer-address{ color: var(--mist); font-size:0.93rem; line-height:1.55; }

.footer-bottom{ border-top:1px solid var(--border); }
.footer-bottom-inner{
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:0.6rem;
  padding-block:1.3rem; font-size:0.82rem; color: var(--mist);
}
.legal-id{ font-family: var(--font-mono); }

/* =========================================================
   Reveal on scroll
   ========================================================= */
.reveal{ opacity:0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible{ opacity:1; transform:translateY(0); }

/* Cascade — les enfants apparaissent l'un après l'autre */
.stagger > *{
  opacity:0; transform: translateY(28px);
  transition: opacity .65s ease, transform .65s cubic-bezier(.22,.9,.32,1);
  transition-delay: calc(var(--i, 0) * 80ms);
}
.stagger > *.is-visible{ opacity:1; transform: translateY(0); }

/* Titre du hero — apparition mot par mot */
.hero-title .word{
  display:inline-block; opacity:0; transform: translateY(22px) rotateX(-40deg);
  transition: opacity .7s ease, transform .7s cubic-bezier(.22,.9,.32,1);
  transition-delay: calc(var(--i, 0) * 85ms);
}
.hero-title.is-visible .word{ opacity:1; transform: translateY(0) rotateX(0); }

/* Balayage lumineux lent sur le hero */
.scanline{
  position:absolute; inset:0; pointer-events:none;
  background: linear-gradient(115deg, transparent 42%, rgba(62,142,217,0.07) 50%, transparent 58%);
  background-size: 260% 100%;
}
@media (prefers-reduced-motion: no-preference){
  .scanline{ animation: sweep 9s ease-in-out infinite; }
}
@keyframes sweep{
  0%,100%{ background-position: 130% 0; }
  50%    { background-position: -30% 0; }
}

@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{
    animation-duration:0.01ms !important; animation-iteration-count:1 !important;
    transition-duration:0.01ms !important; scroll-behavior:auto !important;
  }
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 900px){
  .nav{
    position:fixed; inset: var(--header-h) 0 0 0; z-index:90;
    background: var(--ink); padding:2rem clamp(1.25rem,4vw,2.5rem);
    opacity:0; visibility:hidden; transition: opacity .3s ease;
  }
  .nav.is-open{ opacity:1; visibility:visible; }
  .nav-list{ flex-direction:column; align-items:flex-start; gap:1.7rem; }
  .nav-link{ font-size:1.15rem; }
  .nav-toggle{ display:block; }
  .header-phone{ display:none; }
  .lang-switch-desktop{ display:none; }
  .lang-switch-mobile{ display:flex; margin-top:2.4rem; width:max-content; }
  .range-grid{ grid-template-columns: repeat(2, 1fr); }

  .hero-inner{ grid-template-columns:1fr; text-align:left; }
  .hero-visual{ display:none; }

  .tier-grid{ grid-template-columns: repeat(2,1fr); }

  .contact-grid{ grid-template-columns:1fr; }
  .form-row-split{ grid-template-columns:1fr; }

  .footer-inner{ grid-template-columns:1fr; }

  .pro-banner-inner{ flex-direction:column; align-items:flex-start; }
}

@media (max-width:520px){
  .hero-tags{ flex-direction:column; gap:0.6rem; }
  .header-actions{ gap:0.7rem; }
  .btn-small{ padding:0.6rem 0.9rem; font-size:0.8rem; }
  .tier-grid{ grid-template-columns:1fr; }
}