/* ══════════════════════════════════════════════
   rushlog — site vitrine · thème clair SaaS/IA
   ══════════════════════════════════════════════ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --indigo:#6366f1; --violet:#8b5cf6; --purple:#a855f7;
  --ink:#0d0d14; --ink-soft:#4a4a57; --ink-mute:#8a8a99;
  --paper:#ffffff; --cloud:#f7f7fb; --line:#ececf3;
  --grad:linear-gradient(120deg,#6366f1 0%,#8b5cf6 50%,#a855f7 100%);
  --grad-soft:linear-gradient(120deg,rgba(99,102,241,.12),rgba(168,85,247,.12));
  --shadow-sm:0 1px 3px rgba(16,16,40,.06),0 1px 2px rgba(16,16,40,.04);
  --shadow-md:0 8px 30px rgba(16,16,40,.08);
  --shadow-lg:0 24px 60px rgba(76,29,149,.14);
  --r:18px; --r-sm:12px;
  --maxw:1180px;
  --ease:cubic-bezier(.22,1,.36,1);
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',system-ui,sans-serif;
  color:var(--ink); background:var(--paper);
  line-height:1.6; overflow-x:hidden; position:relative;
  -webkit-font-smoothing:antialiased;
}
.serif-accent{font-family:'Instrument Serif',Georgia,serif;font-style:italic;font-weight:400}
a{color:inherit;text-decoration:none}
em{font-style:normal;color:var(--indigo)}

/* ░░ FOND ANIMÉ (mesh + grain) ░░ */
.bg-mesh{position:fixed;inset:0;z-index:-2;overflow:hidden;filter:blur(0)}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;will-change:transform}
.b1{width:48vw;height:48vw;background:radial-gradient(circle,#a5b4fc,transparent 70%);top:-12vw;left:-8vw;animation:drift1 26s var(--ease) infinite alternate}
.b2{width:42vw;height:42vw;background:radial-gradient(circle,#ddd6fe,transparent 70%);top:4vw;right:-10vw;animation:drift2 30s var(--ease) infinite alternate}
.b3{width:36vw;height:36vw;background:radial-gradient(circle,#c4b5fd,transparent 70%);top:60vh;left:30vw;animation:drift3 34s var(--ease) infinite alternate}
@keyframes drift1{to{transform:translate(8vw,6vw) scale(1.15)}}
@keyframes drift2{to{transform:translate(-6vw,10vw) scale(1.1)}}
@keyframes drift3{to{transform:translate(4vw,-8vw) scale(1.2)}}
.bg-grain{position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* ░░ BOUTONS ░░ */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-weight:600;font-size:.95rem;
  padding:.72rem 1.3rem;border-radius:999px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s,border-color .2s;white-space:nowrap}
.btn svg{transition:transform .2s var(--ease)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 20px rgba(109,74,255,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(109,74,255,.45)}
.btn-primary:hover svg{transform:translateX(3px)}
.btn-soft{background:var(--cloud);color:var(--ink);border-color:var(--line)}
.btn-soft:hover{transform:translateY(-2px);background:#fff;box-shadow:var(--shadow-md);border-color:#dcdce8}
.btn-ghost{background:transparent;color:var(--ink-soft)}
.btn-ghost:hover{color:var(--ink)}
.btn-lg{padding:.95rem 1.7rem;font-size:1.02rem}
.btn-block{width:100%;justify-content:center}

.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}

/* ░░ NAV ░░ */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;
  justify-content:space-between;gap:1rem;padding:1rem clamp(1rem,4vw,2.5rem);
  transition:background .3s,box-shadow .3s,padding .3s;backdrop-filter:blur(0)}
.nav.scrolled{background:rgba(255,255,255,.72);backdrop-filter:blur(16px) saturate(1.4);
  box-shadow:0 1px 0 rgba(16,16,40,.06);padding:.65rem clamp(1rem,4vw,2.5rem)}
.brand{display:flex;align-items:center;gap:.55rem;font-weight:800;font-size:1.2rem;letter-spacing:-.02em}
.brand-mark{display:grid;place-items:center;line-height:0}
.nav-links{display:flex;gap:2rem}
.nav-links a{font-size:.95rem;color:var(--ink-soft);font-weight:500;position:relative}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-4px;width:0;height:2px;background:var(--grad);transition:width .25s var(--ease)}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:.6rem}
.nav-burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav-burger span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}

/* ░░ HERO ░░ */
.hero{text-align:center;padding:9.5rem clamp(1rem,4vw,2rem) 4rem;max-width:960px;margin:0 auto}
.hero-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem .9rem;border-radius:999px;
  background:rgba(255,255,255,.7);border:1px solid var(--line);font-size:.85rem;color:var(--ink-soft);
  font-weight:500;backdrop-filter:blur(8px);box-shadow:var(--shadow-sm);margin-bottom:1.6rem}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--violet);box-shadow:0 0 0 4px rgba(139,92,246,.18);animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 7px rgba(139,92,246,0)}}
.hero-title{font-size:clamp(2.4rem,6vw,4.4rem);line-height:1.04;letter-spacing:-.035em;font-weight:800;margin-bottom:1.3rem}
.hero-sub{font-size:clamp(1.05rem,2vw,1.3rem);color:var(--ink-soft);max-width:680px;margin:0 auto 2rem;font-weight:400}
.hero-sub strong{color:var(--ink);font-weight:600}
.hero-actions{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap;margin-bottom:1rem}
.hero-note{font-size:.85rem;color:var(--ink-mute)}

/* MOCKUP FENÊTRE */
.hero-visual{position:relative;max-width:880px;margin:4rem auto 0;perspective:1600px}
.window{border-radius:var(--r);background:#fff;box-shadow:var(--shadow-lg);border:1px solid var(--line);
  overflow:hidden;transform:rotateX(4deg);transition:transform .5s var(--ease)}
.hero-visual:hover .window{transform:rotateX(0)}
.window-bar{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;background:var(--cloud);border-bottom:1px solid var(--line)}
.wdot{width:11px;height:11px;border-radius:50%;background:#dcdce8}
.wdot:nth-child(1){background:#ff5f57}.wdot:nth-child(2){background:#febc2e}.wdot:nth-child(3){background:#28c840}
.window-url{margin-left:auto;font-size:.8rem;color:var(--ink-mute);background:#fff;padding:.25rem .8rem;border-radius:999px;border:1px solid var(--line)}
.window-body{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;padding:1.6rem;text-align:left}
.demo-drop{border:2px dashed #d7d7e6;border-radius:var(--r-sm);display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:.7rem;padding:1.8rem 1rem;text-align:center;
  background:var(--grad-soft);transition:border-color .3s}
.demo-drop.hot{border-color:var(--violet)}
.drop-icon{color:var(--violet);animation:bob 2.4s var(--ease) infinite}
@keyframes bob{50%{transform:translateY(-6px)}}
.demo-drop p{font-size:.92rem;font-weight:600}
.demo-drop p span{color:var(--ink-mute);font-weight:400}
.file-chips{display:flex;flex-wrap:wrap;gap:.4rem;justify-content:center;margin-top:.3rem}
.chip{font-size:.72rem;background:#fff;border:1px solid var(--line);padding:.2rem .6rem;border-radius:999px;color:var(--ink-soft)}
.demo-progress{display:flex;flex-direction:column;gap:.45rem;justify-content:center}
.dp-row{display:flex;justify-content:space-between;font-size:.82rem;font-weight:500;color:var(--ink-soft)}
.dp-row b{color:var(--ink)}
.dp-bar{height:7px;background:var(--cloud);border-radius:999px;overflow:hidden;margin-bottom:.4rem}
.dp-bar i{display:block;height:100%;width:var(--w);background:var(--grad);border-radius:999px;transition:width 1s var(--ease)}

/* CARTES FLOTTANTES */
.float-card{position:absolute;display:flex;align-items:center;gap:.6rem;background:rgba(255,255,255,.85);
  backdrop-filter:blur(12px);border:1px solid var(--line);border-radius:14px;padding:.7rem .9rem;
  box-shadow:var(--shadow-md);font-size:.8rem}
.float-card b{display:block;font-size:.95rem;line-height:1.1}
.float-card small{color:var(--ink-mute)}
.fc-ico{font-size:1.4rem}
.fc1{top:12%;left:-5%;animation:floaty 6s var(--ease) infinite}
.fc2{top:46%;right:-6%;animation:floaty 7s var(--ease) infinite .6s}
.fc3{bottom:-6%;left:14%;animation:floaty 6.5s var(--ease) infinite .3s}
@keyframes floaty{50%{transform:translateY(-12px)}}

/* ░░ TRUST ░░ */
.trust{text-align:center;padding:2rem 1rem 1rem;max-width:var(--maxw);margin:0 auto}
.trust-label{font-size:.85rem;color:var(--ink-mute);margin-bottom:1.2rem;font-weight:500}
.trust-logos{display:flex;flex-wrap:wrap;gap:2.4rem;justify-content:center;align-items:center;
  font-weight:700;font-size:1.05rem;color:#c3c3d2;letter-spacing:-.01em}

/* ░░ SECTIONS ░░ */
.section{max-width:var(--maxw);margin:0 auto;padding:6rem clamp(1rem,4vw,2rem)}
.sec-head{text-align:center;max-width:720px;margin:0 auto 3.5rem}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--violet);margin-bottom:.9rem}
.sec-head h2{font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.1;letter-spacing:-.03em;font-weight:800}
.sec-head h2 em{font-family:'Instrument Serif',serif;font-style:italic;color:var(--ink);font-weight:400}
.sec-lead{font-size:1.1rem;color:var(--ink-soft);margin-top:1rem}

/* PROBLÈME */
.prob-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.prob-card{background:var(--cloud);border:1px solid var(--line);border-radius:var(--r);padding:1.8rem;position:relative}
.pc-num{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#fff;border:1px solid var(--line);
  font-weight:800;color:var(--violet);margin-bottom:1rem}
.prob-card h3{font-size:1.15rem;margin-bottom:.5rem;letter-spacing:-.01em}
.prob-card p{color:var(--ink-soft);font-size:.95rem}

/* BENTO */
.bento{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.bento-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.8rem;
  box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.bento-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#e0e0ee}
.bento-card.big{grid-row:span 2}
.bento-card.wide{grid-column:span 2}
.bc-ico{font-size:1.9rem;margin-bottom:.9rem}
.bento-card h3{font-size:1.25rem;letter-spacing:-.02em;margin-bottom:.5rem}
.bento-card p{color:var(--ink-soft);font-size:.95rem}
.bc-visual{margin-top:1.4rem;display:flex;flex-direction:column;gap:.55rem}
.plan-line{display:flex;align-items:center;gap:.7rem;font-size:.82rem;color:var(--ink-soft)}
.plan-line .tc{font-variant-numeric:tabular-nums;color:var(--ink-mute);font-size:.76rem;min-width:62px}
.plan-line .bar{height:8px;border-radius:999px;flex:1;max-width:90px}
.b-good{background:var(--grad)}
.b-bad{background:repeating-linear-gradient(45deg,#f0a0a0,#f0a0a0 4px,#f6c0c0 4px,#f6c0c0 8px)}
.plan-line em{font-style:normal;color:var(--ink)}

/* STEPS */
.steps{display:flex;align-items:stretch;gap:1rem;justify-content:center;flex-wrap:wrap}
.step{flex:1;min-width:220px;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:2rem 1.6rem;text-align:center;box-shadow:var(--shadow-sm)}
.step-n{font-size:2.2rem;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;margin-bottom:.6rem}
.step h3{font-size:1.25rem;margin-bottom:.5rem}
.step p{color:var(--ink-soft);font-size:.93rem}
.step-arrow{display:grid;place-items:center;font-size:1.6rem;color:#d0d0e0;font-weight:700}

/* ░░ TARIFS ░░ */
.price-toggle{display:inline-flex;gap:.25rem;background:var(--cloud);border:1px solid var(--line);
  border-radius:999px;padding:.3rem;margin-top:1.8rem}
.pt-opt{border:0;background:transparent;padding:.5rem 1.1rem;border-radius:999px;font-weight:600;
  font-size:.9rem;color:var(--ink-soft);cursor:pointer;transition:.25s;display:flex;align-items:center;gap:.4rem}
.pt-opt.active{background:#fff;color:var(--ink);box-shadow:var(--shadow-sm)}
.save{font-size:.72rem;background:var(--grad-soft);color:var(--violet);padding:.1rem .45rem;border-radius:999px;font-weight:700}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem;align-items:start}
.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:2rem 1.7rem;
  box-shadow:var(--shadow-sm);position:relative;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.price-card.featured{border:1.5px solid transparent;background:
  linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;
  box-shadow:var(--shadow-lg);transform:scale(1.03)}
.price-card.featured:hover{transform:scale(1.03) translateY(-4px)}
.pc-ribbon{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad);color:#fff;
  font-size:.74rem;font-weight:700;padding:.3rem .85rem;border-radius:999px;white-space:nowrap;box-shadow:0 4px 12px rgba(109,74,255,.35)}
.price-card h3{font-size:1.3rem;letter-spacing:-.02em}
.pc-desc{color:var(--ink-mute);font-size:.9rem;margin-bottom:1.2rem}
.pc-price{display:flex;align-items:baseline;gap:.35rem;margin-bottom:1.3rem}
.pc-price .amount{font-size:2.8rem;font-weight:800;letter-spacing:-.04em}
.pc-price .per{color:var(--ink-mute);font-size:.95rem;font-weight:500}
.pc-feats{list-style:none;margin-top:1.4rem;display:flex;flex-direction:column;gap:.7rem}
.pc-feats li{position:relative;padding-left:1.6rem;font-size:.92rem;color:var(--ink-soft)}
.pc-feats li::before{content:"";position:absolute;left:0;top:.35em;width:14px;height:14px;
  background:var(--grad-soft);border-radius:50%}
.pc-feats li::after{content:"";position:absolute;left:4px;top:.6em;width:6px;height:3px;
  border-left:1.5px solid var(--violet);border-bottom:1.5px solid var(--violet);transform:rotate(-45deg)}
.pc-feats li b{color:var(--ink);font-weight:700}

/* ░░ FAQ ░░ */
.faq-list{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:.7rem}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:0 1.3rem;
  box-shadow:var(--shadow-sm);transition:box-shadow .25s}
.faq-item[open]{box-shadow:var(--shadow-md)}
.faq-item summary{display:flex;justify-content:space-between;align-items:center;gap:1rem;
  padding:1.2rem 0;font-weight:600;cursor:pointer;list-style:none;font-size:1.02rem}
.faq-item summary::-webkit-details-marker{display:none}
.fq-plus{position:relative;width:18px;height:18px;flex-shrink:0}
.fq-plus::before,.fq-plus::after{content:"";position:absolute;background:var(--violet);border-radius:2px;transition:.3s var(--ease)}
.fq-plus::before{top:8px;left:0;width:18px;height:2px}
.fq-plus::after{top:0;left:8px;width:2px;height:18px}
.faq-item[open] .fq-plus::after{transform:rotate(90deg);opacity:0}
.faq-item p{padding:0 0 1.3rem;color:var(--ink-soft);font-size:.95rem;animation:fadein .4s var(--ease)}
@keyframes fadein{from{opacity:0;transform:translateY(-6px)}}

/* ░░ CTA FINAL ░░ */
.final-cta{max-width:var(--maxw);margin:3rem auto 5rem;padding:0 clamp(1rem,4vw,2rem)}
.fc-inner{background:var(--grad);border-radius:28px;padding:clamp(2.5rem,6vw,4.5rem) 2rem;text-align:center;
  color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)}
.fc-inner::before{content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 20% 20%,rgba(255,255,255,.2),transparent 50%);pointer-events:none}
.fc-inner h2{font-size:clamp(1.8rem,4vw,2.8rem);letter-spacing:-.03em;margin-bottom:.8rem}
.fc-inner p{opacity:.92;font-size:1.1rem;margin-bottom:1.8rem}
.fc-inner .btn-primary{background:#fff;color:var(--indigo);box-shadow:0 10px 30px rgba(0,0,0,.2)}
.fc-inner .btn-primary:hover{background:#fff;transform:translateY(-2px)}
.fc-inner .hero-note{color:rgba(255,255,255,.8);margin-top:1rem}

/* ░░ FOOTER ░░ */
.footer{max-width:var(--maxw);margin:0 auto;padding:3rem clamp(1rem,4vw,2rem);
  display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:2rem;border-top:1px solid var(--line)}
.foot-brand p{color:var(--ink-mute);font-size:.9rem;margin-top:.6rem;max-width:260px}
.foot-cols{display:contents}
.foot-cols h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-mute);margin-bottom:.9rem}
.foot-cols a{display:block;color:var(--ink-soft);font-size:.92rem;margin-bottom:.5rem;transition:color .2s}
.foot-cols a:hover{color:var(--ink)}
.foot-legal{grid-column:1/-1;border-top:1px solid var(--line);padding-top:1.5rem;margin-top:1rem;
  color:var(--ink-mute);font-size:.85rem}

/* ░░ SCROLL REVEAL ░░ */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ░░ RESPONSIVE ░░ */
@media(max-width:900px){
  .window-body{grid-template-columns:1fr}
  .bento{grid-template-columns:1fr 1fr}
  .bento-card.big{grid-row:auto}.bento-card.wide{grid-column:span 2}
  .prob-grid{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr;max-width:420px;margin:0 auto}
  .price-card.featured{transform:none;order:-1}
  .price-card.featured:hover{transform:translateY(-4px)}
  .float-card{display:none}
}
@media(max-width:720px){
  .nav-links,.nav-cta .btn-ghost{display:none}
  .nav-burger{display:flex}
  .nav.open .nav-links{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;
    background:rgba(255,255,255,.96);backdrop-filter:blur(16px);padding:1.2rem 2rem;gap:1.2rem;
    box-shadow:var(--shadow-md);border-top:1px solid var(--line)}
  .hero{padding-top:7.5rem}
  .bento{grid-template-columns:1fr}.bento-card.wide{grid-column:auto}
  .steps{flex-direction:column}.step-arrow{transform:rotate(90deg)}
  .footer{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important}
  .reveal{opacity:1;transform:none}
}