/* NEXUS PRO - FINAL - Bilingue + Thèmes + Premium */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --bg-primary:#FFFFFF;
  --bg-secondary:#F7F6FC;
  --bg-tertiary:#FFFFFF;
  --bg-dark:#0E0C1A;
  --bg-card:#FFFFFF;
  --bg-card-dark:#211C46;
  --bg-card-elevated:#FFFFFF;
  --text-primary:#0E0C1A;
  --text-secondary:#5E5A78;
  --text-muted:#6B6688;
  --text-on-dark:#F7F6FC;
  --text-muted-on-dark:#A7A3C2;
  --border:rgba(14,12,26,0.08);
  --border-strong:rgba(14,12,26,0.14);
  --border-on-dark:rgba(255,255,255,0.10);
  --shadow:0 12px 40px rgba(14,12,26,0.06);
  --shadow-lg:0 20px 60px rgba(14,12,26,0.10);
  --shadow-dark:0 20px 60px rgba(0,0,0,0.35);
  --accent-primary:#6C5CE7;
  --accent-secondary:#3FE0C5;
  --accent-warm:#FFB648;
  --navbar-bg:rgba(255,255,255,0.82);
  --navbar-border:rgba(14,12,26,0.06);
  --hero-bg:#FFFFFF;
  --hero-grid:rgba(14,12,26,0.04);
  --track-bg:rgba(14,12,26,0.08);
  --input-bg:rgba(14,12,26,0.03);
  --input-border:rgba(14,12,26,0.10);
  --radius-lg:24px;--radius-md:16px;--radius-sm:12px;
  --transition:0.35s cubic-bezier(0.22,1,0.36,1);
}

[data-theme="dark"]{
  --bg-primary:#0E0C1A;
  --bg-secondary:#151329;
  --bg-tertiary:#1A1840;
  --bg-dark:#0E0C1A;
  --bg-card:#211C46;
  --bg-card-dark:#211C46;
  --bg-card-elevated:#211C46;
  --text-primary:#F7F6FC;
  --text-secondary:#A7A3C2;
  --text-muted:#8E8AA8;
  --text-on-dark:#F7F6FC;
  --text-muted-on-dark:#A7A3C2;
  --border:rgba(255,255,255,0.08);
  --border-strong:rgba(255,255,255,0.14);
  --border-on-dark:rgba(255,255,255,0.12);
  --shadow:0 20px 60px rgba(0,0,0,0.35);
  --shadow-lg:0 24px 70px rgba(0,0,0,0.45);
  --shadow-dark:0 20px 60px rgba(0,0,0,0.55);
  --navbar-bg:rgba(14,12,26,0.72);
  --navbar-border:rgba(255,255,255,0.08);
  --hero-bg:#0E0C1A;
  --hero-grid:rgba(255,255,255,0.04);
  --track-bg:rgba(255,255,255,0.08);
  --input-bg:rgba(255,255,255,0.04);
  --input-border:rgba(255,255,255,0.10);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg-primary);
  color:var(--text-primary);
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  transition:background .35s, color .35s;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;letter-spacing:-0.02em}
.mono{font-family:'IBM Plex Mono',monospace}
.clamp-hero{font-size:clamp(2.6rem,8.5vw,6.4rem);line-height:0.92;letter-spacing:-0.04em;font-weight:700}
.clamp-h2{font-size:clamp(1.8rem,4.2vw,3rem);line-height:1.08}
.clamp-h3{font-size:clamp(1.2rem,2.4vw,1.55rem)}
.clamp-body{font-size:clamp(1rem,1.35vw,1.08rem)}

/* Navbar */
.navbar-nexus{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:var(--navbar-bg);
  backdrop-filter:blur(18px) saturate(1.4);
  border-bottom:1px solid var(--navbar-border);
  transition:all var(--transition);
}
.navbar-nexus.scrolled{box-shadow:var(--shadow-lg)}
.navbar-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0;gap:12px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-logo{width:42px;height:42px;object-fit:contain;background:#fff;border-radius:10px;padding:4px;box-shadow:0 2px 10px rgba(0,0,0,0.08)}
.brand-text{line-height:1}
.brand-name{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1rem;letter-spacing:-0.01em;color:var(--text-primary)}
.brand-tag{font-family:'IBM Plex Mono',monospace;font-size:0.58rem;letter-spacing:0.13em;text-transform:uppercase;color:var(--accent-primary);margin-top:2px;display:block}
.nav-links{display:flex;align-items:center;gap:20px}
.nav-link{font-size:0.86rem;font-weight:500;color:var(--text-secondary);transition:color .25s;position:relative;white-space:nowrap}
.nav-link:hover,.nav-link.active{color:var(--text-primary)}
.nav-link.active:after{content:'';position:absolute;left:0;right:0;bottom:-6px;height:2px;background:linear-gradient(90deg,var(--accent-primary),var(--accent-secondary));border-radius:2px}
.btn-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent-warm);color:#0E0C1A;
  font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:0.84rem;
  letter-spacing:0.02em;padding:11px 20px;border-radius:100px;
  transition:all var(--transition);border:0;white-space:nowrap
}
.btn-cta:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,182,72,0.32);background:#FFC46A}
.btn-ghost{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid var(--border-strong);color:var(--text-primary);
  padding:11px 20px;border-radius:100px;font-size:0.84rem;font-weight:500;
  transition:all var(--transition);backdrop-filter:blur(6px)
}
.btn-ghost:hover{border-color:var(--text-primary);background:var(--bg-secondary)}

/* Theme & Lang switchers */
.controls{display:flex;align-items:center;gap:8px}
.lang-switch{display:flex;align-items:center;background:var(--bg-secondary);border:1px solid var(--border);border-radius:100px;padding:3px}
.lang-btn{border:0;background:transparent;padding:6px 10px;border-radius:100px;font-size:0.78rem;font-weight:600;cursor:pointer;transition:all .25s;color:var(--text-secondary)}
.lang-btn.active{background:var(--text-primary);color:var(--bg-primary)}
.theme-switch{display:flex;align-items:center;background:var(--bg-secondary);border:1px solid var(--border);border-radius:100px;padding:3px}
.theme-btn{width:32px;height:32px;border-radius:50%;border:0;background:transparent;display:grid;place-items:center;cursor:pointer;transition:all .25s;font-size:0.9rem}
.theme-btn.active{background:var(--text-primary);color:var(--bg-primary)}
.navbar-toggler-nexus{width:42px;height:42px;border-radius:12px;border:1px solid var(--border);background:var(--bg-secondary);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.navbar-toggler-nexus span{display:block;width:18px;height:2px;background:var(--text-primary);position:relative;transition:.3s}
.navbar-toggler-nexus span:before,.navbar-toggler-nexus span:after{content:'';position:absolute;left:0;width:18px;height:2px;background:var(--text-primary);transition:.3s}
.navbar-toggler-nexus span:before{top:-6px}.navbar-toggler-nexus span:after{top:6px}

@media(max-width:1199.98px){
  .nav-links-desktop{display:none!important}
  .nav-links-mobile{
    position:fixed;top:66px;left:12px;right:12px;
    background:var(--bg-card-elevated);backdrop-filter:blur(20px);
    border:1px solid var(--border);border-radius:20px;padding:18px;
    box-shadow:var(--shadow-lg);display:flex;flex-direction:column;gap:4px;
    transform:translateY(-8px);opacity:0;pointer-events:none;transition:all .35s;z-index:999
  }
  .nav-links-mobile.show{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-links-mobile .nav-link{padding:12px 14px;border-radius:12px;font-size:0.95rem}
  .nav-links-mobile .nav-link:hover{background:var(--bg-secondary)}
}
@media(min-width:1200px){.nav-links-mobile{display:none!important}}

/* Hero */
.hero{
  position:relative;min-height:92svh;display:flex;align-items:center;
  padding:110px 0 70px;overflow:hidden;background:var(--hero-bg);
  isolation:isolate;transition:background .35s;
}
.hero-bg{
  position:absolute;inset:0;z-index:-2;
  background:
    radial-gradient(1200px 600px at 20% -10%, rgba(108,92,231,0.18), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(63,224,197,0.14), transparent 60%),
    radial-gradient(700px 400px at 50% 90%, rgba(108,92,231,0.10), transparent 60%);
}
[data-theme="dark"] .hero-bg{
  background:
    radial-gradient(1200px 600px at 20% -10%, rgba(108,92,231,0.28), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(63,224,197,0.18), transparent 60%),
    radial-gradient(700px 400px at 50% 90%, rgba(108,92,231,0.18), transparent 60%);
}
.hero-grid{
  position:absolute;inset:0;z-index:-1;opacity:0.06;
  background-image:
    linear-gradient(var(--hero-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--hero-grid) 1px, transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse at center, black 40%, transparent 75%);
}
.hero-visual{position:absolute;right:-4%;top:12%;width:min(54vw,680px);aspect-ratio:1;z-index:-1;pointer-events:none;opacity:0.85}
.neural-canvas{width:100%;height:100%}
.kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-family:'IBM Plex Mono',monospace;font-size:0.68rem;letter-spacing:0.18em;text-transform:uppercase;
  color:var(--accent-primary);background:rgba(108,92,231,0.08);border:1px solid rgba(108,92,231,0.18);
  padding:7px 12px;border-radius:100px;margin-bottom:16px
}
.kicker-dot{width:6px;height:6px;border-radius:50%;background:var(--accent-secondary);box-shadow:0 0 12px var(--accent-secondary);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.5}}
.hero-edition{font-family:'IBM Plex Mono',monospace;font-size:0.84rem;letter-spacing:0.26em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:10px}
.hero-title{margin-bottom:16px;color:var(--text-primary)}
.hero-title .line2{display:block;color:transparent;-webkit-text-stroke:1px var(--border-strong);font-weight:700}
.hero-sub{font-size:clamp(1rem,1.6vw,1.15rem);color:var(--text-secondary);max-width:600px;margin-bottom:26px;line-height:1.65}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.meta-pill{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--bg-secondary);border:1px solid var(--border);
  padding:9px 13px;border-radius:100px;font-family:'IBM Plex Mono',monospace;font-size:0.74rem;color:var(--text-primary)
}
.meta-pill .icon{width:20px;height:20px;border-radius:50%;background:var(--bg-card);display:grid;place-items:center;font-size:0.68rem;border:1px solid var(--border)}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px}
.hero-affiche{
  position:relative;border-radius:24px;overflow:hidden;
  background:var(--bg-card);border:1px solid var(--border);
  box-shadow:var(--shadow-lg);padding:8px;transform:rotate(0.8deg)
}
.hero-affiche img{border-radius:16px;width:100%;height:auto}

/* Neural track */
.neural-track{
  position:fixed;left:20px;top:50%;transform:translateY(-50%);z-index:50;
  width:2px;height:300px;background:var(--track-bg);border-radius:2px;display:none
}
@media(min-width:1320px){.neural-track{display:block}}
.track-progress{position:absolute;top:0;left:0;width:100%;height:0%;background:linear-gradient(180deg,var(--accent-primary),var(--accent-secondary));border-radius:2px;transition:height .15s linear;box-shadow:0 0 18px rgba(108,92,231,0.4)}
.track-nodes{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:space-between;align-items:center}
.track-node{width:10px;height:10px;border-radius:50%;background:var(--bg-primary);border:2px solid var(--border-strong);transition:all .35s;position:relative}
.track-node.active{border-color:var(--accent-secondary);background:var(--accent-secondary);box-shadow:0 0 12px var(--accent-secondary),0 0 24px rgba(63,224,197,0.35)}
.track-node.active:after{content:attr(data-label);position:absolute;left:18px;top:50%;transform:translateY(-50%);font-family:'IBM Plex Mono',monospace;font-size:0.6rem;letter-spacing:0.14em;text-transform:uppercase;color:var(--text-primary);white-space:nowrap;background:var(--bg-card);border:1px solid var(--border);padding:4px 8px;border-radius:6px;opacity:0;animation:fadeInLabel .4s forwards;box-shadow:var(--shadow)}
@keyframes fadeInLabel{to{opacity:1}}

/* Sections */
.section{padding:clamp(52px,7vw,100px) 0;position:relative;transition:background .35s}
.section-dark{background:var(--bg-dark);color:var(--text-on-dark)}
.section-light{background:var(--bg-secondary);color:var(--text-primary)}
.section-primary{background:var(--bg-primary);color:var(--text-primary)}
.section-label{font-family:'IBM Plex Mono',monospace;font-size:0.68rem;letter-spacing:0.20em;text-transform:uppercase;color:var(--accent-primary);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.section-label:after{content:'';width:28px;height:1px;background:var(--accent-primary);display:inline-block}
.section-dark .section-label{color:var(--accent-secondary)}
.section-dark .section-label:after{background:var(--accent-secondary)}
.section-title{margin-bottom:16px;max-width:20ch}
.section-desc{color:var(--text-secondary);max-width:60ch;font-size:clamp(0.98rem,1.3vw,1.05rem);line-height:1.7}
.section-dark .section-desc{color:var(--text-muted-on-dark)}

/* Domains */
.domains-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:28px}
@media(min-width:576px){.domains-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:992px){.domains-grid{grid-template-columns:repeat(4,1fr)}}
.domain-chip{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:14px;padding:13px 14px;display:flex;align-items:center;gap:10px;
  transition:all var(--transition);font-size:0.88rem;font-weight:500;box-shadow:0 1px 6px rgba(0,0,0,0.02)
}
.domain-chip:hover{border-color:rgba(108,92,231,0.24);transform:translateY(-2px);box-shadow:var(--shadow)}
.domain-chip .dot{width:8px;height:8px;border-radius:50%;background:var(--accent-secondary);flex-shrink:0}

/* Why cards */
.why-grid{display:grid;grid-template-columns:1fr;gap:14px;margin-top:32px}
@media(min-width:768px){.why-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1200px){.why-grid{grid-template-columns:repeat(4,1fr)}}
.why-card{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:22px 20px;position:relative;overflow:hidden;transition:all var(--transition);height:100%;box-shadow:var(--shadow)
}
.section-dark .why-card{background:linear-gradient(180deg,rgba(33,28,70,0.9),rgba(27,22,58,0.9));border-color:rgba(255,255,255,0.10)}
.why-card:before{content:'';position:absolute;inset:0;background:radial-gradient(500px 300px at 0% 0%, rgba(108,92,231,0.14), transparent 60%);opacity:0;transition:opacity .4s}
.why-card:hover{transform:translateY(-3px);border-color:rgba(108,92,231,0.28);box-shadow:var(--shadow-lg)}
.why-card:hover:before{opacity:1}
.why-num{font-family:'IBM Plex Mono',monospace;font-size:0.7rem;letter-spacing:0.16em;color:var(--accent-secondary);margin-bottom:14px;display:block}
.section-light .why-num,.section-primary .why-num{color:var(--accent-primary)}
.why-title{font-size:1.08rem;margin-bottom:8px;letter-spacing:-0.01em}
.why-text{color:var(--text-secondary);font-size:0.88rem;line-height:1.6}
.section-dark .why-text{color:var(--text-muted-on-dark)}

/* Explore */
.explore-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-top:26px}
@media(min-width:640px){.explore-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.explore-grid{grid-template-columns:repeat(3,1fr)}}
.explore-card{
  background:var(--bg-card);border:1px solid var(--border);border-radius:18px;
  padding:18px;display:flex;flex-direction:column;gap:10px;transition:all var(--transition);position:relative;overflow:hidden;box-shadow:var(--shadow)
}
.explore-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:rgba(108,92,231,0.18)}
.explore-icon{width:38px;height:38px;border-radius:11px;background:var(--bg-dark);color:#fff;display:grid;place-items:center;font-size:1.05rem}
.explore-title{font-size:1rem;font-weight:600;letter-spacing:-0.01em}
.explore-desc{font-size:0.86rem;color:var(--text-secondary);line-height:1.6}
.explore-tag{margin-top:auto;font-family:'IBM Plex Mono',monospace;font-size:0.62rem;letter-spacing:0.13em;text-transform:uppercase;color:var(--accent-primary);background:rgba(108,92,231,0.08);padding:5px 9px;border-radius:100px;align-self:flex-start}

/* Public */
.public-grid{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.public-pill{background:var(--bg-secondary);border:1px solid var(--border);padding:9px 14px;border-radius:100px;font-size:0.86rem;transition:all .25s;color:var(--text-primary)}
.section-dark .public-pill{background:rgba(255,255,255,0.06);border-color:rgba(255,255,255,0.10);color:var(--text-on-dark)}
.public-pill:hover{transform:translateY(-1px);border-color:var(--accent-primary)}

/* Timeline */
.timeline{position:relative;margin-top:32px;padding-left:24px}
.timeline:before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--accent-primary),var(--accent-secondary));border-radius:2px}
.timeline-item{position:relative;margin-bottom:32px;padding-left:24px}
.timeline-item:before{content:'';position:absolute;left:-29px;top:6px;width:10px;height:10px;border-radius:50%;background:var(--bg-primary);border:2px solid var(--accent-secondary);box-shadow:0 0 0 4px rgba(63,224,197,0.12)}
.timeline-day{font-family:'IBM Plex Mono',monospace;font-size:0.68rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--accent-secondary);margin-bottom:8px}
.section-primary .timeline-day,.section-light .timeline-day{color:var(--accent-primary)}
.timeline-title{font-size:clamp(1.3rem,2.6vw,1.8rem);margin-bottom:10px;color:var(--text-primary)}
.section-dark .timeline-title{color:var(--text-on-dark)}
.timeline-steps{display:grid;gap:10px;margin-top:14px}
.step-card{background:var(--bg-card);border:1px solid var(--border);border-radius:14px;padding:14px 16px;display:flex;gap:12px;align-items:flex-start;box-shadow:var(--shadow)}
.section-dark .step-card{background:rgba(255,255,255,0.04);border-color:rgba(255,255,255,0.08)}
.step-num{font-family:'IBM Plex Mono',monospace;font-size:0.76rem;color:var(--accent-warm);background:rgba(255,182,72,0.12);padding:4px 8px;border-radius:6px;flex-shrink:0}
.step-text{font-size:0.88rem;color:var(--text-primary)}
.section-dark .step-text{color:var(--text-on-dark)}
.step-text strong{font-weight:600}

/* Comprendre IA - pédagogique */
.ai-section{display:grid;gap:18px;margin-top:28px}
.ai-block{background:var(--bg-card);border:1px solid var(--border);border-radius:20px;padding:24px;box-shadow:var(--shadow);transition:all .3s}
.ai-block:hover{box-shadow:var(--shadow-lg);border-color:rgba(108,92,231,0.18)}
.ai-block h3{font-size:1.2rem;margin-bottom:10px}
.ai-block p,.ai-block li{color:var(--text-secondary);font-size:0.92rem;line-height:1.7}
.ai-schema{
  background:var(--bg-secondary);border:1px dashed var(--border-strong);border-radius:16px;
  padding:20px;display:flex;flex-direction:column;align-items:center;gap:6px;
  font-family:'IBM Plex Mono',monospace;font-size:0.78rem;color:var(--text-primary);text-align:center
}
.schema-arrow{color:var(--accent-primary);font-size:1rem}
.ai-grid-2{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:768px){.ai-grid-2{grid-template-columns:repeat(2,1fr)}}
.ai-grid-3{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:768px){.ai-grid-3{grid-template-columns:repeat(3,1fr)}}

/* Outils IA */
.tools-header{background:var(--bg-secondary);border:1px solid var(--border);border-radius:20px;padding:20px;margin-bottom:20px}
.search-wrap{position:relative;flex:1}
.search-input{
  width:100%;background:var(--bg-card);border:1px solid var(--border);border-radius:14px;
  padding:14px 16px 14px 44px;font-size:0.92rem;color:var(--text-primary);transition:all .25s;outline:none
}
.search-input::placeholder{color:var(--text-muted)}
.search-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 4px rgba(108,92,231,0.12)}
.search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-muted)}
.filter-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.filter-btn{
  border:1px solid var(--border);background:var(--bg-card);color:var(--text-secondary);
  padding:8px 14px;border-radius:100px;font-size:0.82rem;font-weight:500;cursor:pointer;transition:all .25s
}
.filter-btn.active,.filter-btn:hover{background:var(--text-primary);color:var(--bg-primary);border-color:var(--text-primary)}
.tools-grid{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:640px){.tools-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.tools-grid{grid-template-columns:repeat(3,1fr)}}
.tool-card{
  background:var(--bg-card);border:1px solid var(--border);border-radius:18px;
  padding:18px;display:flex;flex-direction:column;gap:12px;transition:all var(--transition);box-shadow:var(--shadow);height:100%
}
.tool-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:rgba(108,92,231,0.20)}
.tool-head{display:flex;gap:12px;align-items:flex-start}
.tool-logo{width:42px;height:42px;border-radius:12px;background:var(--bg-secondary);border:1px solid var(--border);display:grid;place-items:center;font-weight:700;font-family:'Space Grotesk',sans-serif;color:var(--text-primary);flex-shrink:0}
.tool-name{font-size:1rem;font-weight:600;letter-spacing:-0.01em}
.tool-cat{font-family:'IBM Plex Mono',monospace;font-size:0.62rem;letter-spacing:0.12em;text-transform:uppercase;color:var(--accent-primary);background:rgba(108,92,231,0.08);padding:4px 8px;border-radius:100px;display:inline-block;margin-top:4px}
.tool-desc{font-size:0.86rem;color:var(--text-secondary);line-height:1.6;flex:1}
.tool-meta{display:grid;gap:6px;font-size:0.8rem;color:var(--text-muted)}
.tool-actions{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}
.tool-btn{flex:1;display:inline-flex;justify-content:center;align-items:center;gap:6px;padding:10px 12px;border-radius:12px;font-size:0.82rem;font-weight:600;transition:all .25s;text-align:center;white-space:nowrap}
.tool-btn-primary{background:var(--text-primary);color:var(--bg-primary);border:1px solid var(--text-primary)}
.tool-btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(0,0,0,0.18)}
.tool-btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border)}
.tool-btn-secondary:hover{background:var(--bg-card);border-color:var(--border-strong)}

/* Formulaire */
.form-wrapper{background:var(--bg-card);border:1px solid var(--border);border-radius:24px;padding:22px;box-shadow:var(--shadow-lg);transition:all .35s}
.section-dark .form-wrapper{background:rgba(33,28,70,0.6);border-color:rgba(255,255,255,0.12);backdrop-filter:blur(12px)}
@media(min-width:768px){.form-wrapper{padding:32px}}
.progress-bar-nexus{height:4px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:100px;overflow:hidden;margin-bottom:22px}
.section-dark .progress-bar-nexus{background:rgba(255,255,255,0.08);border-color:transparent}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent-primary),var(--accent-secondary));border-radius:100px;transition:width .5s cubic-bezier(0.22,1,0.36,1)}
.step-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.step-label{font-family:'IBM Plex Mono',monospace;font-size:0.68rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--text-muted)}
.step-counter{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:0.88rem;color:var(--text-primary)}
.section-dark .step-counter{color:var(--text-on-dark)}
.form-step{display:none;animation:fadeUp .45s cubic-bezier(0.22,1,0.36,1)}
.form-step.active{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.input-group-nexus{margin-bottom:16px}
.input-label{display:block;font-size:0.84rem;font-weight:500;margin-bottom:7px;color:var(--text-primary)}
.section-dark .input-label{color:var(--text-on-dark)}
.input-field{
  width:100%;background:var(--input-bg);border:1px solid var(--input-border);
  border-radius:12px;padding:13px 14px;color:var(--text-primary);font-size:0.92rem;transition:all .25s;outline:none
}
.section-dark .input-field{color:var(--text-on-dark)}
.input-field::placeholder{color:var(--text-muted)}
.input-field:focus{border-color:var(--accent-primary);background:var(--bg-card);box-shadow:0 0 0 4px rgba(108,92,231,0.12)}
.section-dark .input-field:focus{background:rgba(255,255,255,0.06)}
.input-field.error{border-color:#FF6B6B;box-shadow:0 0 0 4px rgba(255,107,107,0.12)}
.error-msg{font-size:0.76rem;color:#FF6B6B;margin-top:6px;display:none}
.error-msg.show{display:block}
.choice-grid{display:grid;grid-template-columns:1fr;gap:9px}
@media(min-width:576px){.choice-grid{grid-template-columns:repeat(2,1fr)}}
.choice-card{
  background:var(--bg-secondary);border:1px solid var(--border);border-radius:12px;
  padding:12px 14px;display:flex;align-items:center;gap:10px;cursor:pointer;transition:all .25s;color:var(--text-primary);font-size:0.88rem
}
.section-dark .choice-card{background:rgba(255,255,255,0.03);border-color:rgba(255,255,255,0.08);color:var(--text-on-dark)}
.choice-card:hover{border-color:rgba(108,92,231,0.28);background:var(--bg-card)}
.choice-card.selected{border-color:var(--accent-primary);background:rgba(108,92,231,0.10)}
.choice-card input{display:none}
.choice-check{width:20px;height:20px;border-radius:6px;border:1.5px solid var(--border-strong);display:grid;place-items:center;flex-shrink:0;transition:.25s;font-size:0.7rem;color:transparent}
.choice-card.selected .choice-check{background:var(--accent-primary);border-color:var(--accent-primary);color:#fff}
.textarea-nexus{min-height:110px;resize:vertical}
.form-actions{display:flex;justify-content:space-between;gap:12px;margin-top:24px}
.btn-prev{background:transparent;border:1px solid var(--border);color:var(--text-primary);padding:11px 20px;border-radius:100px;font-weight:500;transition:.25s}
.btn-prev:hover{background:var(--bg-secondary)}
.btn-next{background:var(--accent-warm);color:#0E0C1A;border:0;padding:11px 22px;border-radius:100px;font-family:'Space Grotesk',sans-serif;font-weight:600;transition:.3s}
.btn-next:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(255,182,72,0.28)}
.btn-next:disabled{opacity:0.5;pointer-events:none}

/* Confirmation */
.confirm-box{text-align:center;padding:40px 20px}
.confirm-icon{width:68px;height:68px;border-radius:50%;background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));display:grid;place-items:center;margin:0 auto 18px;font-size:1.8rem;color:#fff;box-shadow:0 12px 32px rgba(108,92,231,0.32)}
.confirm-title{font-size:clamp(1.6rem,3.5vw,2.2rem);margin-bottom:10px}
.confirm-text{color:var(--text-secondary);max-width:48ch;margin:0 auto 20px;line-height:1.6}
.section-dark .confirm-text{color:var(--text-muted-on-dark)}

/* Info */
.info-grid{display:grid;grid-template-columns:1fr;gap:14px;margin-top:24px}
@media(min-width:768px){.info-grid{grid-template-columns:repeat(2,1fr)}}
.info-card{background:var(--bg-card);border:1px solid var(--border);border-radius:18px;padding:20px;box-shadow:var(--shadow)}
.section-dark .info-card{background:rgba(255,255,255,0.04);border-color:rgba(255,255,255,0.08)}
.info-label{font-family:'IBM Plex Mono',monospace;font-size:0.64rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--accent-primary);margin-bottom:6px}
.section-dark .info-label{color:var(--accent-secondary)}
.info-value{font-size:1.05rem;font-weight:600;color:var(--text-primary)}
.section-dark .info-value{color:var(--text-on-dark)}
.map-visual{border-radius:20px;overflow:hidden;border:1px solid var(--border);background:linear-gradient(180deg,var(--bg-tertiary),var(--bg-secondary));aspect-ratio:16/10;position:relative;display:grid;place-items:center}
.map-dot{width:14px;height:14px;background:var(--accent-warm);border-radius:50%;box-shadow:0 0 0 8px rgba(255,182,72,0.22),0 0 24px rgba(255,182,72,0.4);animation:mapPulse 2.2s infinite}
@keyframes mapPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.08)}}

/* Footer */
.footer{background:var(--bg-dark);border-top:1px solid rgba(255,255,255,0.06);padding:44px 0 28px;color:var(--text-on-dark)}
.footer-logo{width:50px;height:50px;background:#fff;border-radius:12px;padding:6px;margin-bottom:14px}
.footer-title{font-size:1.05rem;font-weight:700;margin-bottom:4px;color:#fff}
.footer-tag{font-family:'IBM Plex Mono',monospace;font-size:0.68rem;letter-spacing:0.13em;color:var(--text-muted-on-dark)}
.footer-meta{margin-top:16px;font-size:0.86rem;color:var(--text-muted-on-dark);line-height:1.7}
.footer-bottom{margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,0.06);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:0.8rem;color:var(--text-muted-on-dark)}

/* Reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .65s cubic-bezier(0.22,1,0.36,1),transform .65s cubic-bezier(0.22,1,0.36,1)}
.reveal.visible{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.kicker-dot,.map-dot{animation:none}html{scroll-behavior:auto}}
:focus-visible{outline:2px solid var(--accent-secondary);outline-offset:2px}
.d-none{display:none!important}