/* Arkendia Connect : identité du site Arkendia (Inter, verre dépoli, aurores, pilules) en thème clair.
   Lisibilité d'abord (WCAG 2.2 AA). */
:root{
  --bg:#f5f7ff;--ink:#0f1224;--text:#383f5c;--muted:#515a78;
  --accent:#4f46e5;--accent-dark:#3730a3;--accent-soft:rgba(79,70,229,.1);
  --cyan:#0891b2;--connect:#38bdf8;--ok:#15803d;
  --line:rgba(79,70,229,.14);--line-strong:rgba(79,70,229,.3);
  --glass:rgba(255,255,255,.66);--glass-solid:#fff;
  --radius:28px;--radius-sm:18px;
  --shadow:0 24px 50px -30px rgba(49,46,129,.35),0 1px 2px rgba(15,18,36,.04);
  --ease:cubic-bezier(.16,1,.3,1);
  --font:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px;-webkit-text-size-adjust:100%;background:var(--bg);overflow-x:hidden}
body{margin:0;font:400 18px/1.65 var(--font);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}
img,svg{max-width:100%;display:block}
h1,h2,h3{font-family:var(--font);color:var(--ink);line-height:1.15;letter-spacing:-.03em;margin:0 0 .5em}
h1{font-size:clamp(2.2rem,6.6vw,4.2rem);font-weight:800;letter-spacing:-.04em;line-height:1.08}
h2{font-size:clamp(1.8rem,4.6vw,3rem);font-weight:700}
h3{font-size:1.2rem;font-weight:700;letter-spacing:-.015em}
p{margin:0 0 1em}
a{color:var(--accent-dark);text-underline-offset:3px}
a:hover{color:var(--ink)}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
.narrow{max-width:820px}
.center{text-align:center}
.muted{color:var(--muted)}
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.ic{flex:none;display:inline-block;vertical-align:-.2em}

/* Fond : dégradé clair, aurores pastel animées, points discrets */
.backdrop{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden;
  background:radial-gradient(ellipse 120% 80% at 50% -10%,#e3e8ff 0%,var(--bg) 55%,#fafbff 100%)}
.backdrop::after{content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(79,70,229,.16) 1px,transparent 1.4px);background-size:30px 30px;
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 25%,#000 0%,transparent 75%);mask-image:radial-gradient(ellipse 80% 70% at 50% 25%,#000 0%,transparent 75%)}
.backdrop i{position:absolute;border-radius:50%;filter:blur(80px);will-change:transform}
.backdrop i:nth-child(1){width:620px;height:620px;top:-220px;left:-160px;background:radial-gradient(circle,rgba(99,102,241,.28),transparent 70%);animation:auroraA 26s ease-in-out infinite alternate}
.backdrop i:nth-child(2){width:560px;height:560px;top:-140px;right:-200px;background:radial-gradient(circle,rgba(34,211,238,.26),transparent 70%);animation:auroraB 32s ease-in-out infinite alternate}
.backdrop i:nth-child(3){width:500px;height:500px;bottom:-240px;left:16%;background:radial-gradient(circle,rgba(167,139,250,.24),transparent 70%);animation:auroraC 24s ease-in-out infinite alternate}
.backdrop i:nth-child(4){width:420px;height:420px;bottom:-160px;right:8%;background:radial-gradient(circle,rgba(244,114,182,.16),transparent 70%);animation:auroraD 30s ease-in-out infinite alternate}
@keyframes auroraA{to{transform:translate(60px,40px) scale(1.15) rotate(12deg)}}
@keyframes auroraB{to{transform:translate(-50px,50px) scale(1.1) rotate(-10deg)}}
@keyframes auroraC{to{transform:translate(40px,-30px) scale(1.2)}}
@keyframes auroraD{to{transform:translate(-30px,-40px) scale(1.12)}}

/* Accessibilité : focus visible, lien d'évitement */
:focus-visible{outline:3px solid var(--accent-dark);outline-offset:3px;border-radius:8px}
.skip{position:absolute;left:12px;top:-70px;z-index:100;background:var(--ink);color:#fff;padding:12px 18px;border-radius:100px;font-weight:700;text-decoration:none}
.skip:focus{top:12px;color:#fff}

/* Boutons (pilules) */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 24px;border-radius:100px;border:2px solid transparent;font:600 1rem/1.2 var(--font);text-decoration:none;cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .2s,border-color .2s,color .2s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#4338ca;color:#fff;transform:translateY(-2px);box-shadow:0 14px 32px -10px rgba(79,70,229,.6)}
.btn-ghost{background:rgba(255,255,255,.7);color:var(--ink);border-color:var(--line-strong)}
.btn-ghost:hover{background:#fff;border-color:var(--accent);color:var(--ink);transform:translateY(-2px)}
.btn-outline{background:rgba(255,255,255,.7);color:var(--accent-dark);border-color:var(--accent)}
.btn-outline:hover{background:var(--accent-soft);color:var(--accent-dark);transform:translateY(-2px)}
.btn-lg{min-height:56px;padding:14px 30px;font-size:1.05rem}
.btn-sm{min-height:44px;padding:10px 20px;font-size:.95rem}

/* En-tête : pilule flottante en verre dépoli */
.topbar{position:fixed;top:12px;left:50%;transform:translateX(-50%);z-index:50;width:calc(100% - 24px);max-width:1160px;
  background:rgba(255,255,255,.72);backdrop-filter:blur(20px) saturate(1.6);-webkit-backdrop-filter:blur(20px) saturate(1.6);
  border:1px solid var(--line);border-radius:30px;box-shadow:0 10px 34px -16px rgba(49,46,129,.3)}
.topbar-inner{padding:8px 8px 8px 14px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:600;font-size:1.1rem;letter-spacing:-.01em}
.brand img{height:32px;width:auto}
.footer-brand{display:flex;align-items:center;flex-wrap:wrap;gap:6px 14px}
.footer-logo{height:40px;width:auto}
.menu-btn{display:none;align-items:center;gap:8px;min-height:44px;padding:6px 12px;background:rgba(255,255,255,.8);border:1px solid var(--line-strong);border-radius:100px;font:600 1rem var(--font);color:var(--ink);cursor:pointer}
.js .menu-btn{display:inline-flex}
.menu-btn .when-open{display:none}
.menu-btn[aria-expanded="true"] .when-open{display:inline-block}
.menu-btn[aria-expanded="true"] .when-closed{display:none}
.nav{display:flex;flex-basis:100%;flex-direction:column;gap:4px;padding:8px 0 10px}
.js .nav{display:none}
.js .nav.open{display:flex}
.nav a{display:block;padding:12px 16px;border-radius:100px;color:var(--text);font-weight:500;text-decoration:none;transition:color .2s,background .2s}
.nav a:hover{background:var(--accent-soft);color:var(--ink)}
.nav .nav-cta{color:#fff;text-align:center;margin-top:6px}
.nav .nav-cta:hover{background:#4338ca;color:#fff}

/* Titres de section */
.eyebrow{display:block;margin:0 0 16px;line-height:1.5;font-weight:700;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-dark)}
.eyebrow::before{content:"";display:inline-block;vertical-align:middle;margin:-2px 10px 0 0;width:7px;height:7px;border-radius:50%;background:var(--connect);box-shadow:0 0 0 4px rgba(56,189,248,.25)}
.lead{font-size:1.15rem;color:var(--muted);line-height:1.7}
.section{padding:72px 0;position:relative}
.section-tint{background:rgba(255,255,255,.5);border-block:1px solid var(--line)}
.section-head{text-align:center;max-width:720px;margin:0 auto 48px}
.section-head-left{text-align:left;margin-left:0}

/* Hero */
.hero{position:relative;padding:124px 0 56px;text-align:center}
.hero-grid{display:grid;gap:44px;justify-items:center}
.hero-copy{max-width:820px}
.hero h1{background:linear-gradient(120deg,var(--ink) 15%,var(--accent) 58%,var(--cyan) 95%);-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.08em}
.hero .lead{max-width:640px;margin:22px auto 0}
.cta-row{display:flex;flex-direction:column;align-items:stretch;gap:12px;margin:32px 0 26px}
.hero-points{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;color:var(--ink);font-weight:500;font-size:.98rem}
.hero-points li{display:flex;align-items:center;gap:8px;padding:8px 16px;border-radius:100px;background:rgba(255,255,255,.7);border:1px solid var(--line)}
.hero-points .ic{color:var(--ok)}
.hero-art{width:100%;max-width:560px;padding:18px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--line);box-shadow:var(--shadow);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.hero-art svg{width:100%;height:auto;border-radius:18px;animation:floaty 8s ease-in-out infinite}
@keyframes floaty{50%{transform:translateY(-6px)}}

/* Cartes en verre */
.cards{display:grid;gap:20px}
.card,.step,.plan,.zone,.faq-item{background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.card{display:flex;flex-direction:column;padding:30px;transition:transform .3s var(--ease),border-color .3s,box-shadow .3s}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 30px 60px -28px rgba(49,46,129,.45)}
.card p{color:var(--text)}
.card-ic{display:inline-grid;place-items:center;width:56px;height:56px;border-radius:18px;margin-bottom:18px;background:linear-gradient(135deg,rgba(99,102,241,.16),rgba(34,211,238,.22));color:var(--accent-dark)}
.card-ic-sm{width:48px;height:48px;margin:0}
.card-note{display:flex;gap:8px;align-items:flex-start;padding:12px 14px;border-radius:16px;background:var(--accent-soft);color:var(--accent-dark);font-size:.95rem;line-height:1.5}
.card-note .ic{margin-top:2px}
.card-link{margin-top:auto;padding-top:8px;display:inline-flex;align-items:center;gap:8px;font-weight:600;text-decoration:none;min-height:44px}
.card-link:hover{text-decoration:underline}

/* Étapes */
.steps{display:grid;gap:20px;margin-bottom:40px}
.step{position:relative;padding:30px}
.step-n{position:absolute;right:22px;top:24px;font-size:1.7rem;font-weight:800;letter-spacing:-.04em;line-height:1;color:var(--accent);font-variant-numeric:tabular-nums}

/* Tarifs */
.pricing{display:grid;gap:24px;margin-bottom:28px}
.plan{position:relative;display:flex;flex-direction:column;padding:32px}
.plan-featured{border:2px solid var(--accent);background:linear-gradient(180deg,rgba(255,255,255,.9),rgba(238,240,255,.85));box-shadow:0 30px 60px -28px rgba(79,70,229,.5)}
.plan-badge{position:absolute;top:-16px;left:28px;display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:100px;background:var(--accent);color:#fff;font-weight:600;font-size:.88rem}
.plan-price{margin:0 0 6px;color:var(--ink)}
.plan-price strong{font-size:2.7rem;font-weight:800;letter-spacing:-.04em}
.plan-price span{color:var(--muted);font-weight:500}
.plan-duration{display:flex;align-items:center;gap:8px;font-weight:600;color:var(--accent-dark)}
.plan-points{display:grid;gap:10px;margin:8px 0 26px}
.plan-points li{display:flex;gap:10px;align-items:flex-start}
.plan-points .ic{color:var(--ok);margin-top:4px}
.plan .btn{margin-top:auto}
.fine{display:flex;gap:10px;align-items:flex-start;max-width:760px;margin:0 auto;font-size:.98rem;color:var(--muted)}
.fine .ic{margin-top:3px;color:var(--accent)}

/* Engagements */
.why-grid{display:grid;gap:40px;align-items:center}
.why-art{max-width:480px;margin:0 auto;padding:18px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--line);box-shadow:var(--shadow)}
.why-art svg{width:100%;height:auto;border-radius:18px}
.commit{display:grid;gap:20px;margin-bottom:26px}
.commit li{display:flex;gap:16px;align-items:flex-start}
.commit h3{margin:0 0 2px;font-size:1.1rem}
.commit p{margin:0}
.safe{display:flex;gap:12px;align-items:flex-start;padding:18px 20px;border-radius:var(--radius-sm);background:rgba(255,255,255,.8);border:1px solid var(--line-strong)}
.safe .ic{color:var(--accent);margin-top:3px}

/* Zone */
.zones{display:grid;gap:16px;margin-bottom:26px}
.zone{display:flex;gap:18px;align-items:center;padding:26px}
.zone .card-ic{margin:0}
.zone h3{margin-bottom:6px}
.zone-modes{display:grid;gap:4px;font-weight:500}
.zone-modes li{display:flex;gap:10px;align-items:center}
.zone-modes .ic{color:var(--accent)}
.tag{display:inline-block;margin-left:8px;padding:2px 10px;border-radius:100px;background:var(--accent-soft);color:var(--accent-dark);font-size:.8rem;font-weight:700;vertical-align:middle}

/* FAQ */
.faq{display:grid;gap:12px}
.faq-item{border-radius:22px}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;padding:16px 24px;font-weight:600;color:var(--ink);cursor:pointer;list-style:none;border-radius:22px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .ic{color:var(--accent);transition:transform .25s var(--ease)}
.faq-item[open] summary .ic{transform:rotate(180deg)}
.faq-item p{margin:0;padding:0 24px 22px}

/* Contact */
.call-card{text-align:center;background:var(--glass);border:1px solid var(--line);border-radius:36px;padding:44px 22px;box-shadow:0 30px 70px -34px rgba(49,46,129,.45);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.call-number{display:inline-flex;align-items:center;justify-content:center;gap:14px;min-height:64px;margin:8px 0 30px;padding:14px 26px;border-radius:100px;white-space:nowrap;background:var(--accent);color:#fff;font-size:clamp(1.35rem,6.4vw,2.2rem);font-weight:800;letter-spacing:-.02em;text-decoration:none;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .2s}
.call-number:hover{background:#4338ca;color:#fff;transform:translateY(-2px);box-shadow:0 16px 38px -12px rgba(79,70,229,.65)}
.contact-points{display:grid;gap:12px;max-width:560px;margin:0 auto;text-align:left}
.contact-points li{display:flex;gap:12px;align-items:flex-start}
.contact-points .ic{color:var(--accent);margin-top:4px}

/* CTA final & pied de page */
.final{position:relative;overflow:hidden;width:calc(100% - 24px);max-width:1120px;margin:24px auto 72px;padding:72px 0;border-radius:36px;text-align:center;
  background:linear-gradient(135deg,rgba(99,102,241,.16),rgba(34,211,238,.18) 55%,rgba(167,139,250,.18));border:1px solid var(--line)}
.final h2{color:var(--ink)}
.final .lead{margin-bottom:28px}
.footer{padding:44px 0 28px;background:rgba(255,255,255,.6);border-top:1px solid var(--line);font-size:.98rem}
.footer-grid{display:grid;gap:30px}
.footer p{margin:0 0 10px}
.footer-title{font-weight:700;color:var(--ink);margin-bottom:12px!important}
.footer ul{display:grid;gap:2px}
.footer li a{display:inline-block;padding:6px 0;min-height:32px}
.footer-legal{margin:32px 0 0!important;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}

/* Pages détaillées */
.hero-page{padding-bottom:36px}
.hero-page .hero-grid{justify-items:center}
.crumbs{margin-bottom:22px;font-size:.9rem}
.crumbs ol{display:flex;flex-wrap:wrap;justify-content:center;gap:4px 8px}
.crumbs li{display:inline-flex;align-items:center;gap:8px;color:var(--muted)}
.crumbs li+li::before{content:"/";color:var(--line-strong)}
.crumbs a{color:var(--accent-dark);padding:6px 2px;display:inline-block}
.article{display:grid;gap:44px}
.art-block h2{font-size:clamp(1.4rem,3.6vw,1.9rem);margin-bottom:.6em}
.art-block p{font-size:1.05rem}
.ticks{display:grid;gap:12px;margin-top:6px}
.ticks li{display:flex;gap:12px;align-items:flex-start}
.ticks .ic{color:var(--ok);margin-top:4px}
.price-note{display:flex;gap:14px;align-items:flex-start;padding:22px 24px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--line-strong);box-shadow:var(--shadow)}
.price-note .ic{color:var(--accent);margin-top:4px}
.price-note p{margin:0}

/* Apparition douce au défilement (activée seulement si le JS est présent) */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.in{opacity:1;transform:none}

/* Tablette */
@media (min-width:700px){
  .brand img{height:40px}
  body{font-size:19px}
  .cards-3,.steps,.pricing{grid-template-columns:repeat(2,1fr)}
  .cta-row{flex-direction:row;justify-content:center}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
  .call-card{padding:56px}
  .section{padding:96px 0}
}

/* Ordinateur */
@media (min-width:980px){
  .topbar{border-radius:100px}
  .topbar-inner{padding:8px 8px 8px 22px;flex-wrap:nowrap}
  .js .menu-btn{display:none}
  .nav,.js .nav{display:flex;flex-basis:auto;flex-direction:row;align-items:center;gap:2px;padding:0}
  .nav a{padding:9px 14px;font-size:.95rem}
  .nav .nav-cta{margin:0 0 0 8px}
  .brand img{height:44px}
  .hero{padding:150px 0 72px}
  .cards-3,.steps,.pricing{grid-template-columns:repeat(3,1fr)}
  .why-grid{grid-template-columns:.9fr 1.1fr;gap:72px}
}

/* Respect des préférences de mouvement */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none}
}
@media (forced-colors:active){
  .btn,.card,.plan,.faq-item,.call-card,.step,.zone{border:2px solid CanvasText}
  .hero h1{background:none;color:CanvasText}
}