/* =========================================================================
   TECHNICIEN.IO · Huntress EDR managé
   Feuille de style unique. Aucune dépendance externe.
   Sommaire : 1 polices · 2 variables · 3 base · 4 utilitaires · 5 header
   6 hero · 7 sections · 8 scan · 9 funnel · 10 visuels · 11 détections
   12 remédiation · 13 isolation · 14 à propos · 15 faq · 16 footer
   17 révélations · 18 responsive · 19 mouvement réduit
   ========================================================================= */

/* ---------- 1. polices (Inter, licence SIL OFL, auto-hébergée) ---------- */
@font-face{font-family:"Inter";src:url("../fonts/inter-400.woff") format("woff");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Inter";src:url("../fonts/inter-500.woff") format("woff");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"Inter Display";src:url("../fonts/interdisplay-600.woff") format("woff");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Inter Display";src:url("../fonts/interdisplay-800.woff") format("woff");font-weight:800;font-style:normal;font-display:swap}

/* ---------- 2. variables ---------- */
:root{
  --ink-900:#08090A;
  --ink-800:#111314;
  --ink-700:#1A1D1E;
  --ink-600:#222324;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --teal:#25BFCC;
  --teal-deep:#107980;
  --mist:#E7ECEE;
  --mute:#9AA4A8;
  --signal:#EC2526;

  --font-display:"Inter Display","Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --font-body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;

  --wrap:1280px;
  --gutter:clamp(20px,5vw,64px);
  --rhythm:clamp(90px,14vh,170px);
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 3. base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--ink-900);color:var(--mist);
  font-family:var(--font-body);font-size:18px;line-height:1.65;
  font-weight:400;letter-spacing:-.005em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3{margin:0;font-family:var(--font-display);font-weight:800;line-height:.98;letter-spacing:-.035em}
p{margin:0 0 1.1em}
canvas{display:block}
::selection{background:var(--teal);color:var(--ink-900)}
:focus-visible{outline:2px solid var(--teal);outline-offset:4px;border-radius:2px}

/* grain global */
.grain{
  position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* barre de progression */
.progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:70;pointer-events:none}
.progress__bar{display:block;height:100%;width:100%;background:var(--teal);transform:scaleX(0);transform-origin:0 50%}

/* préchargement */
.preloader{
  position:fixed;inset:0;z-index:90;background:var(--ink-900);
  display:grid;place-items:center;transition:transform .7s var(--ease);
}
.preloader__mark{width:64px;display:block;filter:drop-shadow(0 0 40px rgba(236,37,38,.35))}
.preloader__mark img{width:100%;height:auto;clip-path:circle(0% at 50% 50%);animation:markIn .7s .1s var(--ease) forwards}
@keyframes markIn{to{clip-path:circle(75% at 50% 50%)}}
.preloader.is-done{transform:translateY(-101%)}
html:not(.js) .preloader{display:none}

/* ---------- 4. utilitaires ---------- */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.eyebrow{
  font-family:var(--font-display);font-weight:600;font-size:12px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--teal);margin:0 0 min(22px,2.6vh);
}
.eyebrow__sep{opacity:.5;margin:0 .3em}
.h2{font-size:clamp(1.9rem,4.4vw,3.5rem);max-width:17ch;margin-bottom:28px}
.h2--tight{max-width:14ch}
.pin-stage .h2{font-size:min(clamp(1.75rem,4vw,3.3rem),6.4vh)}
.lead{font-size:clamp(1.1rem,1.6vw,1.45rem);line-height:1.5;color:var(--mist);max-width:30ch;font-weight:500;letter-spacing:-.015em}
.body{max-width:58ch;color:var(--mute)}
.body--quiet{font-size:.95rem}
.mask{display:block;overflow:hidden;padding-bottom:.06em}
.mask>span{display:block}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--font-display);font-weight:600;font-size:.94rem;letter-spacing:-.01em;
  padding:14px 26px;border-radius:4px;text-decoration:none;
  border:1px solid var(--teal);color:var(--teal);background:transparent;
  transition:background .24s var(--ease),color .24s var(--ease),transform .24s var(--ease);
}
.btn:hover{background:var(--teal);color:var(--ink-900)}
.btn:active{transform:translateY(1px)}
.btn--solid{background:var(--teal);color:var(--ink-900)}
.btn--solid:hover{background:#4fd3de;border-color:#4fd3de}
.btn--ghost{border-color:var(--line-strong);color:var(--mist);padding:11px 20px;font-size:.88rem}
.btn--ghost:hover{border-color:var(--teal);background:transparent;color:var(--teal)}
.js .site-header__cta{opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .28s var(--ease),transform .28s var(--ease),visibility .28s}
.js .site-header.is-past-hero .site-header__cta{opacity:1;visibility:visible;transform:none}

.link-arrow{
  font-size:.95rem;color:var(--mute);text-decoration:none;position:relative;
  display:inline-flex;align-items:center;gap:8px;transition:color .24s var(--ease);
}
.link-arrow::after{content:"\2192";font-size:1.1em;line-height:1;transition:transform .24s var(--ease)}
.link-arrow:hover{color:var(--mist)}
.link-arrow:hover::after{transform:translateX(4px)}
.link-arrow--down::after{content:"\2193"}
.link-arrow--down:hover::after{transform:translateY(3px)}

/* ---------- 5. header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  border-bottom:1px solid transparent;transition:background .3s var(--ease),border-color .3s var(--ease),backdrop-filter .3s;
}
.site-header.is-scrolled{background:rgba(8,9,10,.85);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.site-header__inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:inline-flex;align-items:center;gap:11px;text-decoration:none}
.brand__mark{width:26px;height:26px}
.brand__name{font-family:var(--font-display);font-weight:800;font-size:.95rem;letter-spacing:-.02em}
.brand__dot{color:var(--signal)}

/* ---------- 6. hero ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding:min(96px,10.4vh) 0 min(24px,2vh);overflow:hidden}
.hero__aura{
  position:absolute;left:50%;top:48%;width:min(1500px,150vw);aspect-ratio:1;transform:translate(-50%,-50%);
  background:radial-gradient(closest-side,rgba(16,121,128,.42),rgba(16,121,128,.14) 45%,transparent 70%);
  filter:blur(18px);animation:breathe 18s ease-in-out infinite;pointer-events:none;
}
@keyframes breathe{0%,100%{transform:translate(-50%,-50%) scale(1);opacity:.85}50%{transform:translate(-50%,-52%) scale(1.12);opacity:1}}
.hero__inner{position:relative;display:grid;grid-template-columns:1fr 1.08fr;gap:clamp(32px,5vw,70px);align-items:center;flex:1}
.hero__title{font-size:min(clamp(2.4rem,5.4vw,5rem),8.5vh);margin:0 0 min(22px,2.6vh);letter-spacing:-.045em}
.hero__title-em{color:var(--teal)}
.hero__lead{max-width:46ch;color:var(--mute);font-size:min(clamp(1rem,1.25vw,1.15rem),2.8vh)}
.hero__actions{display:flex;align-items:center;gap:26px;flex-wrap:wrap;margin-top:min(24px,3vh)}
.hero__visual{position:relative}
.hero__foot{position:relative;display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-top:min(18px,2.4vh)}
.hero__badge{width:168px;height:auto;opacity:.9}
.hero__scroll{display:flex;align-items:center;gap:12px;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute)}
.hero__scroll-rail{display:block;width:1px;height:38px;background:var(--line-strong);position:relative;overflow:hidden}
.hero__scroll-rail::after{content:"";position:absolute;inset:0;background:var(--teal);transform:translateY(-100%);animation:railRun 2.4s var(--ease) infinite}
@keyframes railRun{0%{transform:translateY(-100%)}60%{transform:translateY(100%)}100%{transform:translateY(100%)}}

.tilt{
  position:relative;border-radius:10px;overflow:hidden;border:1px solid var(--line);
  box-shadow:0 40px 90px -30px rgba(0,0,0,.9),0 0 0 1px rgba(37,191,204,.08),0 0 90px -20px rgba(37,191,204,.25);
  transform:perspective(1400px) rotateY(-7deg) rotateX(3deg) translateZ(0);
  transition:transform .9s var(--ease);
  will-change:transform;
}
.tilt__img{width:100%;display:block}

/* ---------- 7. sections ---------- */
.section{padding:var(--rhythm) 0;position:relative}
.section--alt{background:var(--ink-800)}
.section--pull{padding-top:0}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);align-items:center}
.grid-2--wide{grid-template-columns:1.1fr .9fr;align-items:start}

.pin-track{position:relative}
.pin-track--scan{height:175vh}
.pin-track--funnel{height:170vh}
.pin-track--iso{height:230vh}
.pin-stage{position:sticky;top:0;height:100vh;height:100svh;display:flex;align-items:center;overflow:hidden;padding:86px 0 44px}

/* ---------- 8. scan ---------- */
.scan-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);align-items:center}
.scan-grid__head .h2{margin-bottom:0}
.scan{font-family:var(--font-display);font-weight:600;font-size:min(clamp(1.05rem,2vw,1.7rem),3.2vh);line-height:1.42;letter-spacing:-.022em;max-width:34ch;color:var(--ink-600);margin:0}
.scan__w{color:rgba(154,164,168,.26);transition:color .35s var(--ease)}
.scan__w.is-lit{color:var(--mist)}
html:not(.js) .scan{color:var(--mist)}

/* ---------- 9. funnel ---------- */
.funnel{position:relative;margin-top:clamp(28px,6vh,72px)}
.funnel__rail{position:absolute;left:8%;right:8%;top:38px;height:1px;background:var(--line)}
.funnel__rail-fill{display:block;height:100%;background:linear-gradient(90deg,var(--teal),var(--teal-deep));transform:scaleX(0);transform-origin:0 50%;box-shadow:0 0 18px rgba(37,191,204,.7)}
.funnel__steps{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:center}
.funnel__step{position:relative;padding-top:0}
.funnel__step::before{content:"";position:absolute;left:50%;top:32px;width:13px;height:13px;margin-left:-6.5px;border-radius:50%;background:var(--ink-800);border:1px solid var(--line-strong);transition:border-color .4s var(--ease),box-shadow .4s var(--ease),background .4s var(--ease)}
.funnel__step.is-on::before{background:var(--teal);border-color:var(--teal);box-shadow:0 0 0 6px rgba(37,191,204,.12),0 0 24px rgba(37,191,204,.6)}
.funnel__num{display:block;font-family:var(--font-display);font-weight:800;font-size:min(clamp(2rem,5.6vw,4.4rem),8.4vh);letter-spacing:-.05em;line-height:1;font-variant-numeric:tabular-nums;margin-top:62px;color:var(--mist)}
.funnel__step--end .funnel__num{color:var(--teal)}
.funnel__label{display:block;margin-top:12px;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mute)}
.funnel__caption{margin-top:clamp(18px,3vh,34px);text-align:center}

/* ---------- 10. visuels ---------- */
.shot{margin:0;position:relative}
.shot img{border-radius:8px;border:1px solid var(--line);box-shadow:0 30px 70px -28px rgba(0,0,0,.95)}
.shot--tilt img{transform:perspective(1400px) rotateY(-5deg);box-shadow:0 40px 80px -30px rgba(0,0,0,.95),0 0 70px -24px rgba(37,191,204,.22)}
.shot__caption{margin:14px 0 0;font-size:12px;letter-spacing:.04em;color:var(--mute);opacity:.8}
.shot__caption--float{margin-top:18px;text-align:right}

/* ---------- 11. détections ---------- */
.detections{margin-top:clamp(30px,5vh,56px);border-top:1px solid var(--line)}
.detections__row{
  display:grid;grid-template-columns:minmax(230px,.9fr) 1.6fr;gap:clamp(16px,4vw,56px);
  padding:26px 0;border-bottom:1px solid var(--line);position:relative;
  transition:background .4s var(--ease);
}
.detections__row::after{content:"";position:absolute;left:0;bottom:-1px;height:1px;width:0;background:var(--teal);transition:width .6s var(--ease)}
.detections__row:hover::after{width:100%}
.detections__name{font-family:var(--font-display);font-weight:600;font-size:clamp(1.05rem,1.8vw,1.35rem);color:var(--teal);letter-spacing:-.02em}
.detections__desc{color:var(--mute);font-size:1rem}

/* ---------- 12. remédiation ---------- */
.steps{display:grid;gap:14px;align-content:start;padding:clamp(22px,3vw,34px);background:var(--ink-700);border:1px solid var(--line);border-radius:10px}
.steps__item{display:flex;align-items:center;gap:14px;font-size:.98rem;color:var(--mute);transition:color .4s var(--ease)}
.steps__item.is-done{color:var(--mist)}
.steps__check{flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--line-strong);display:grid;place-items:center;transition:border-color .4s var(--ease),background .4s var(--ease)}
.steps__check svg{width:14px;height:14px;fill:none;stroke:var(--teal);stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:30;stroke-dashoffset:30;transition:stroke-dashoffset .5s var(--ease)}
.steps__item.is-done .steps__check{border-color:rgba(37,191,204,.5);background:rgba(37,191,204,.08)}
.steps__item.is-done .steps__check svg{stroke-dashoffset:0}
.steps__item--hold .steps__check{border-style:dashed}
.steps__item--hold .steps__check svg,
.steps__item--hold.is-done .steps__check svg{stroke-dashoffset:30}
.steps__item--hold.is-done .steps__check{border-color:var(--line-strong);background:transparent}
html:not(.js) .steps__item--hold .steps__check svg{stroke-dashoffset:30}
html:not(.js) .steps__check svg{stroke-dashoffset:0}

/* ---------- 13. isolation ---------- */
.iso{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(28px,5vw,70px);align-items:center;width:100%}
.iso__copy .body{max-width:44ch}
.iso__stage{position:relative;display:grid;place-items:center}
.iso__canvas{width:100%;max-width:min(620px,74vh);height:auto;aspect-ratio:9/7}
.iso__status{
  display:inline-flex;align-items:center;gap:10px;margin-top:6px;
  font-family:var(--font-display);font-weight:600;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--mute);border:1px solid var(--line);border-radius:999px;padding:9px 16px;
  transition:color .4s var(--ease),border-color .4s var(--ease);
}
.iso__status::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor;box-shadow:0 0 12px currentColor}
.iso__status[data-state="alerte"]{color:var(--signal);border-color:rgba(236,37,38,.4)}
.iso__status[data-state="isole"]{color:var(--teal);border-color:rgba(37,191,204,.45)}

/* ---------- 14. à propos ---------- */
.about{display:grid;grid-template-columns:260px 1fr;gap:clamp(30px,5vw,72px);align-items:center}
.about__portrait img{width:100%;max-width:260px;border-radius:50%;filter:drop-shadow(0 0 34px rgba(37,191,204,.12));transition:transform .6s var(--ease),filter .6s var(--ease)}
.about__portrait:hover img{transform:scale(1.025);filter:drop-shadow(0 0 46px rgba(37,191,204,.22))}
.mailto{
  display:inline-block;margin-top:14px;text-decoration:none;
  font-family:var(--font-display);font-weight:800;letter-spacing:-.035em;
  font-size:clamp(1.3rem,3.2vw,2.5rem);color:var(--mist);position:relative;padding-bottom:6px;
}
.mailto::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--teal);transition:width .45s var(--ease)}
.mailto:hover{color:var(--teal)}
.mailto:hover::after{width:100%}

/* ---------- 15. faq ---------- */
.faq{margin-top:clamp(26px,4vh,46px);border-top:1px solid var(--line)}
.faq__item{border-bottom:1px solid var(--line)}
.faq__item h3{margin:0;font-size:inherit;letter-spacing:inherit;line-height:inherit;font-weight:inherit}
.faq__q{
  width:100%;background:none;border:0;cursor:pointer;color:var(--mist);
  font-family:var(--font-display);font-weight:600;font-size:clamp(1rem,1.6vw,1.2rem);letter-spacing:-.02em;
  text-align:left;padding:24px 50px 24px 0;position:relative;transition:color .25s var(--ease);
}
.faq__q:hover{color:var(--teal)}
.faq__icon{position:absolute;right:6px;top:50%;width:14px;height:14px;margin-top:-7px}
.faq__icon::before,.faq__icon::after{content:"";position:absolute;background:var(--teal);transition:transform .35s var(--ease),opacity .35s var(--ease)}
.faq__icon::before{left:0;top:6px;width:14px;height:2px}
.faq__icon::after{left:6px;top:0;width:2px;height:14px}
.faq__q[aria-expanded="true"] .faq__icon::after{transform:scaleY(0)}
.faq__a{overflow:hidden;height:0;transition:height .35s var(--ease)}
.faq__a p{margin:0 0 24px;color:var(--mute);max-width:62ch}
html:not(.js) .faq__a{height:auto}
.faq__cta{margin-top:34px;color:var(--mute);font-size:.95rem}
.faq__cta a{color:var(--teal);text-decoration:none;border-bottom:1px solid rgba(37,191,204,.35)}

/* ---------- 16. footer ---------- */
.site-footer{background:var(--ink-900);border-top:1px solid var(--line);padding:60px 0 46px}
.site-footer__inner{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:38px;align-items:start}
.site-footer__meta{margin:14px 0 0;color:var(--mute);font-size:.9rem}
.site-footer__col--marks{display:flex;flex-direction:column;gap:18px;align-items:flex-start}
.site-footer__col--marks img{width:150px;opacity:.85}
.site-footer__wordmark{width:120px !important;opacity:.55 !important}
.site-footer__col--legal p{color:var(--mute);font-size:12px;line-height:1.6;max-width:46ch;margin:0 0 10px}

/* ---------- 17. révélations ---------- */
.js [data-reveal]{opacity:0;transform:translateY(24px)}
.js [data-reveal].is-in{opacity:1;transform:none;transition:opacity .75s var(--ease),transform .75s var(--ease);transition-delay:calc(var(--i,0)*.08s)}
.js .mask[data-reveal]{opacity:1;transform:none}
.js .mask[data-reveal]>span{transform:translateY(105%);transition:transform .9s var(--ease);transition-delay:calc(var(--i,0)*.1s)}
.js .mask[data-reveal].is-in>span{transform:none}

/* ---------- 18. responsive ---------- */
@media (max-width:1040px){
  .hero__inner{grid-template-columns:1fr;gap:44px}
  .hero__visual{order:2}
  .tilt{transform:perspective(1200px) rotateY(-4deg)}
  .grid-2,.grid-2--wide,.iso{grid-template-columns:1fr;gap:38px}
  .scan-grid{grid-template-columns:1fr;gap:26px}
  .scan{max-width:46ch;font-size:min(clamp(1.05rem,2.2vw,1.45rem),2.6vh)}
  .iso__stage{order:2}
  .about{grid-template-columns:1fr;justify-items:start}
  .site-footer__inner{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  body{font-size:17px}
  .hero{padding-top:112px}
  .hero__foot{flex-direction:column;align-items:flex-start;gap:26px}
  .hero__scroll{display:none}
  .pin-track--scan{height:170vh}
  .pin-stage{padding:74px 0 28px}
  .pin-track--funnel{height:170vh}
  .pin-track--iso{height:230vh}
  .iso{gap:20px}
  .iso__canvas{max-height:30vh;aspect-ratio:10/7}
  .pin-track--iso .body{font-size:.94rem}
  .pin-track--iso .eyebrow{margin-bottom:14px}
  .funnel__steps{grid-template-columns:1fr;gap:34px;text-align:left}
  .funnel__rail{display:none}
  .funnel__step::before{left:0;top:6px;margin-left:0}
  .funnel__num{margin-top:0;padding-left:28px}
  .funnel__label{padding-left:28px}
  .funnel__caption{text-align:left}
  .detections__row{grid-template-columns:1fr;gap:8px;padding:20px 0}
  .shot--tilt img{transform:none}
  .site-footer__inner{grid-template-columns:1fr;gap:30px}
  .shot__caption--float{text-align:left}
}

/* ---------- 19. mouvement réduit ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.15s !important}
  .pin-track{height:auto !important}
  .pin-stage{position:static;height:auto;padding:var(--rhythm) 0}
  .scan{font-size:clamp(1.1rem,2vw,1.6rem)}
  .js [data-reveal]{opacity:1;transform:none}
  .js .mask[data-reveal]>span{transform:none}
  .scan__w{color:var(--mist)}
  .tilt,.shot--tilt img{transform:none}
}