/* ============================================================
   FLAWKEN — Refonte « Encre & Signal »
   Identité éditoriale : papier chaud + encre quasi-noire,
   un seul accent SIGNAL chartreuse #c8f032.
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  --signal:#c8f032; --signal-2:#d8ff4d; --signal-ink:#5d7400;

  --paper:#f4f3ee; --paper-2:#eae8e0; --surface:#fbfaf6;
  --ink:#15140f; --ink-2:#55514a; --ink-3:#6e6a60; /* ≥4,5:1 sur papier (WCAG AA) */
  --line:rgba(21,20,15,.14); --line-2:rgba(21,20,15,.07);
  --hair:rgba(21,20,15,.22);
  --shadow:0 1px 0 var(--line),0 18px 50px -28px rgba(21,20,15,.35);

  --r:4px; --r-lg:10px;
  --wrap:1240px; --gut:32px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --t:.55s var(--ease);
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --sans:'Inter',system-ui,-apple-system,sans-serif;
  --serif:'Fraunces','Times New Roman',serif;
}
[data-theme="dark"]{
  --paper:#100f0c; --paper-2:#171510; --surface:#1b1813;
  --ink:#f4f2ea; --ink-2:#aaa399; --ink-3:#6f6a5f;
  --line:rgba(244,242,234,.15); --line-2:rgba(244,242,234,.07);
  --hair:rgba(244,242,234,.26);
  --shadow:0 1px 0 var(--line),0 30px 70px -30px rgba(0,0,0,.8);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{
  font-family:var(--sans); background:var(--paper); color:var(--ink);
  line-height:1.6; -webkit-font-smoothing:antialiased; overflow-x:hidden;
  transition:background .6s var(--ease),color .6s var(--ease);
}
/* grain papier */
body::before{
  content:""; position:fixed; inset:0; z-index:1; pointer-events:none; opacity:.5; mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.45'/%3E%3C/svg%3E");
}
[data-theme="dark"] body::before{mix-blend-mode:screen;opacity:.16}

a{color:inherit;text-decoration:none}
img,svg{display:block}
code{font-family:var(--mono);font-size:.84em;background:var(--paper-2);border:1px solid var(--line-2);padding:.08em .42em;border-radius:3px;color:var(--ink)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut);position:relative;z-index:2}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:var(--paper);padding:10px 16px;z-index:999}
.skip:focus{left:12px;top:12px}
::selection{background:var(--signal);color:#15140f}

.serif{font-family:var(--serif);font-weight:400;font-optical-sizing:auto}
.it{font-style:italic}
.sig{color:var(--signal-ink)}
[data-theme="dark"] .sig{color:var(--signal)}

/* ---------- Reading flux bar ---------- */
.flux{position:fixed;top:0;left:0;right:0;height:2px;z-index:100;background:transparent}
.flux .fill{height:100%;width:0;background:var(--signal);position:relative;transition:width .1s linear}
.flux .pkt{position:absolute;right:-2px;top:50%;width:7px;height:7px;border-radius:50%;background:var(--signal);transform:translateY(-50%);box-shadow:0 0 10px 1px var(--signal)}

/* ---------- Header ---------- */
#hdr{position:fixed;top:0;left:0;right:0;z-index:90;transition:var(--t)}
#hdr .nav{display:flex;align-items:center;justify-content:space-between;height:74px;
  border-bottom:1px solid transparent;transition:var(--t)}
#hdr.scrolled .nav{
  height:62px;border-bottom-color:var(--line);
  background:color-mix(in srgb,var(--paper) 82%,transparent);
  backdrop-filter:blur(16px) saturate(1.2);-webkit-backdrop-filter:blur(16px) saturate(1.2);
}
#hdr.scrolled{padding:0}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--serif);font-weight:600;font-size:1.34rem;letter-spacing:-.01em}
.brand-logo{width:30px;height:30px;border-radius:7px}
.nav-links{display:flex;gap:2px}
.nav-links a{color:var(--ink-2);font-weight:500;font-size:.86rem;padding:9px 14px;transition:.25s var(--ease);position:relative}
.nav-links a::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:1px;background:var(--signal);transform:scaleX(0);transform-origin:left;transition:.3s var(--ease)}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:10px}
.ico{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.ico-fill,.ico .ico-fill{fill:currentColor;stroke:none}
.theme-toggle{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:transparent;color:var(--ink-2);
  display:grid;place-items:center;cursor:pointer;transition:.3s var(--ease)}
.theme-toggle:hover{color:var(--ink);border-color:var(--hair);transform:rotate(-18deg)}
.burger{display:none;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:transparent;
  font-size:1.05rem;color:var(--ink);cursor:pointer}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--sans);font-weight:600;font-size:.9rem;
  border:1px solid transparent;border-radius:40px;padding:11px 22px;cursor:pointer;transition:.28s var(--ease);white-space:nowrap}
.btn-primary{background:var(--signal);color:#15140f;border-color:var(--signal)}
.btn-primary:hover{background:var(--ink);border-color:var(--ink);color:var(--paper);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--hair)}
.btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:var(--paper);transform:translateY(-2px)}
.btn-lg{padding:15px 28px;font-size:.98rem}
.btn .arr{transition:.28s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}

/* ---------- Section frame (editorial) ---------- */
section{padding:130px 0;position:relative}
.alt{background:var(--paper-2)}
.rule{border:0;border-top:1px solid var(--line);max-width:var(--wrap);margin:0 auto}
.sec-head{display:grid;grid-template-columns:auto 1fr;gap:0 56px;align-items:start;margin-bottom:72px}
.sec-head.center{display:block;max-width:720px;margin-inline:auto;text-align:center}
.kicker{font-family:var(--mono);font-size:.74rem;font-weight:500;text-transform:uppercase;letter-spacing:.22em;
  color:var(--ink-3);padding-top:14px;white-space:nowrap}
.kicker .num{color:var(--ink);font-weight:700}
.sec-head.center .kicker{padding:0;margin-bottom:22px;display:inline-flex;gap:10px;align-items:center}
.sec-head.center .kicker::before{content:"";width:26px;height:1px;background:var(--signal-ink)}
[data-theme="dark"] .sec-head.center .kicker::before{background:var(--signal)}
.h2{font-family:var(--serif);font-weight:400;font-size:clamp(2.1rem,4.8vw,3.5rem);letter-spacing:-.015em;line-height:1.04}
.lead{font-size:1.12rem;color:var(--ink-2);margin-top:22px;line-height:1.55;max-width:46ch}
.sec-head.center .lead{margin-inline:auto}

/* ---------- Hero ---------- */
.hero{padding:188px 0 120px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:64px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:.76rem;font-weight:500;
  text-transform:uppercase;letter-spacing:.2em;color:var(--ink-2);margin-bottom:30px}
.eyebrow .pulse{width:7px;height:7px;border-radius:50%;background:var(--signal);box-shadow:0 0 0 0 var(--signal);animation:pulse 2.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(200,240,50,.6)}70%{box-shadow:0 0 0 9px rgba(200,240,50,0)}100%{box-shadow:0 0 0 0 rgba(200,240,50,0)}}
h1{font-family:var(--serif);font-weight:400;font-size:clamp(2.9rem,6.6vw,5.2rem);letter-spacing:-.025em;line-height:.99}
h1 .flow{position:relative;display:inline-block}
h1 .flow::after{content:"";position:absolute;left:0;right:0;bottom:.08em;height:.5em;background:var(--signal);opacity:.9;z-index:-1;transform:skewX(-9deg) scaleX(var(--hl,1));transform-origin:0 100%}
[data-theme="dark"] h1 .flow::after{opacity:.85;mix-blend-mode:screen}
h1 em{font-style:italic;font-weight:400}
.sub{font-size:1.18rem;color:var(--ink-2);margin:30px 0 36px;max-width:32em;line-height:1.55}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.trust{display:flex;gap:0;flex-wrap:wrap;margin-top:40px;border-top:1px solid var(--line);padding-top:22px}
.trust span{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:.74rem;color:var(--ink-3);
  text-transform:uppercase;letter-spacing:.08em;padding-right:26px;margin-right:26px;border-right:1px solid var(--line)}
.trust span:last-child{border-right:0;margin-right:0;padding-right:0}
.trust .dotg{width:6px;height:6px;border-radius:50%;background:var(--signal)}

/* Hero manuscript / terminal card (toujours encre) */
.editor{background:#0f0e0a;border:1px solid rgba(244,242,234,.12);border-radius:var(--r-lg);overflow:hidden;position:relative;
  box-shadow:0 40px 90px -40px rgba(21,20,15,.6)}
.ed-bar{display:flex;align-items:center;gap:8px;padding:14px 18px;border-bottom:1px solid rgba(244,242,234,.1)}
.dot{width:10px;height:10px;border-radius:50%;border:1px solid rgba(244,242,234,.25)}
.ed-bar .tt{margin-left:10px;font-family:var(--mono);font-size:.78rem;color:#8b867b}
.ed-bar .tag{margin-left:auto;display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:.7rem;
  color:#c8f032;background:rgba(200,240,50,.12);padding:4px 11px;border-radius:20px}
.ed-bar .lv{width:6px;height:6px;border-radius:50%;background:#c8f032;animation:pulse 2s infinite}
.ed-body{padding:26px 24px;min-height:312px;font-family:var(--mono);font-size:.88rem;line-height:1.95;color:#cfcabd;white-space:pre-wrap}
.ed-body .cur{display:inline-block;width:8px;height:1.05em;background:#c8f032;vertical-align:-2px;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}
.ed-body .h{color:#f4f2ea;font-weight:700}
.ed-body .b{color:#f4f2ea;font-weight:700}
.ed-body .li{color:#c8f032}

/* ---------- Split (problème/promesse) ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--surface)}
.col{padding:40px}
.col.before{border-right:1px solid var(--line)}
.col.after{background:var(--paper-2)}
.lbl{font-family:var(--mono);font-size:.74rem;color:var(--ink-3);margin-bottom:26px;text-transform:uppercase;letter-spacing:.14em}
.col ul{list-style:none;display:flex;flex-direction:column;gap:18px}
.col li{display:flex;align-items:flex-start;gap:14px;color:var(--ink-2);font-size:1rem;line-height:1.45}
.col.after li{color:var(--ink)}
.mk{flex:none;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:.66rem;font-weight:700;margin-top:2px}
.before .mk{background:transparent;border:1px solid var(--line);color:var(--ink-3)}
.after .mk{background:var(--signal);color:#15140f}

/* ---------- Pipeline (sticky) — le fil/signal qui se trace ---------- */
.pipeline{padding:0}
.pipe-sticky{position:sticky;top:0;min-height:100vh;display:flex;align-items:center;padding:100px 0}
.flow{position:relative;max-width:880px;margin:70px auto 0;padding:0 10px}
.flow-svg{width:100%;height:auto;overflow:visible;display:block}
.flow-base{fill:none;stroke:var(--line);stroke-width:1.5}
.flow-signal{fill:none;stroke:var(--signal);stroke-width:2.5;stroke-linecap:round;
  filter:drop-shadow(0 0 6px rgba(200,240,50,.55))}
.st{fill:var(--paper-2);stroke:var(--hair);stroke-width:1.5;transition:.4s var(--ease)}
.st.on{fill:var(--signal);stroke:var(--signal)}
.flow-dot{fill:var(--signal);filter:drop-shadow(0 0 8px rgba(200,240,50,.9))}
/* en thème clair, un fil plus dense pour le contraste (chartreuse pâle illisible sur papier) */
[data-theme="light"] .flow-signal{stroke:#7d9c00;filter:drop-shadow(0 0 5px rgba(125,156,0,.35))}
[data-theme="light"] .flow-dot{fill:#7d9c00;filter:drop-shadow(0 0 7px rgba(125,156,0,.55))}
[data-theme="light"] .st.on{fill:#8fb000;stroke:#8fb000}
.flow-labels{display:grid;grid-template-columns:repeat(5,1fr);margin-top:30px}
.fl{display:flex;flex-direction:column;align-items:center;gap:7px;text-align:center;opacity:.45;transition:.45s var(--ease)}
.fl.on{opacity:1}
.fl .ic{width:19px;height:19px;color:var(--ink-3);transition:.4s var(--ease)}
.fl.on .ic{color:var(--signal-ink)}
[data-theme="dark"] .fl.on .ic{color:var(--signal)}
.fl .t{font-family:var(--serif);font-weight:500;font-size:1.06rem;letter-spacing:-.01em;color:var(--ink-3);transition:.4s var(--ease)}
.fl.on .t{color:var(--ink)}
.fl .d{font-family:var(--mono);font-size:.66rem;color:var(--ink-3);text-transform:uppercase;letter-spacing:.13em}
.pipe-caption{text-align:center;max-width:560px;margin:58px auto 0;min-height:90px}
.pipe-caption .ttl{font-family:var(--serif);font-size:1.7rem;font-weight:400;letter-spacing:-.01em;margin-bottom:10px}
.pipe-caption .txt{color:var(--ink-2);font-size:1.08rem}

/* ---------- Index list features (editorial table) ---------- */
.feat-list{border-top:1px solid var(--line)}
.feat{display:grid;grid-template-columns:64px 1.1fr 1.4fr auto;gap:36px;align-items:baseline;
  padding:34px 8px;border-bottom:1px solid var(--line);transition:.35s var(--ease);position:relative}
.feat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:0;background:var(--signal);transition:.35s var(--ease)}
.feat:hover{background:var(--surface);padding-left:24px}
.feat:hover::before{width:3px}
.feat .fnum{font-family:var(--mono);font-size:.8rem;color:var(--ink-3)}
.feat .ftt{font-family:var(--serif);font-size:1.5rem;font-weight:400;letter-spacing:-.01em;display:flex;align-items:center;gap:14px}
.feat .ftt .ic{width:26px;height:26px;color:var(--ink);flex:none}
.feat .fds{color:var(--ink-2);font-size:1rem;line-height:1.5}
.feat .fbadge{font-family:var(--mono);font-size:.66rem;font-weight:700;letter-spacing:.14em;color:#15140f;background:var(--signal);
  padding:4px 11px;border-radius:20px;justify-self:end;white-space:nowrap}
.feat .fbadge.muted{background:transparent;border:1px solid var(--line);color:var(--ink-3)}

/* ---------- 3Brain demo ---------- */
.brain-demo{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);
  aspect-ratio:16/8;background:var(--surface)}
[data-theme="dark"] .brain-demo{background:#0c0b08}
#brain-canvas{width:100%;height:100%;display:block}
.brain-fallback{position:absolute;inset:0;display:grid;place-items:center;color:var(--ink-3);font-size:.9rem;text-align:center;padding:20px;z-index:-1}
.brain-hint{position:absolute;bottom:16px;right:20px;font-family:var(--mono);font-size:.72rem;color:var(--ink-3)}

/* ---------- Pricing ---------- */
.prices{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.price{background:var(--surface);padding:40px 34px;transition:.4s var(--ease);position:relative}
.price + .price{border-left:1px solid var(--line)}
.price.pop{background:var(--ink);color:var(--paper)}
.price.pop .desc,.price.pop li{color:rgba(244,242,234,.72)}
.price.pop li::before{background:var(--signal)}
.price .tag{display:inline-block;font-family:var(--mono);font-size:.66rem;font-weight:700;letter-spacing:.14em;color:#15140f;
  background:var(--signal);padding:4px 11px;border-radius:20px;margin-bottom:16px;text-transform:uppercase}
.price h3{font-family:var(--serif);font-size:1.4rem;font-weight:500}
.price .desc{color:var(--ink-2);font-size:.94rem;margin:6px 0 22px;min-height:2.6em;line-height:1.45}
.price .amt{font-family:var(--serif);font-size:3rem;font-weight:400;letter-spacing:-.02em;margin-bottom:26px;line-height:1}
.price .amt small{font-family:var(--sans);font-size:.95rem;font-weight:500;color:var(--ink-3)}
.price.pop .amt small{color:rgba(244,242,234,.6)}
.price ul{list-style:none;display:flex;flex-direction:column;gap:13px;margin-bottom:30px}
.price li{display:flex;gap:11px;align-items:flex-start;color:var(--ink-2);font-size:.95rem;line-height:1.4}
.price li::before{content:"";flex:none;width:16px;height:16px;margin-top:3px;border-radius:50%;background:var(--ink);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f4f2ea' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");background-size:11px;background-repeat:no-repeat;background-position:center}
.price.pop li::before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2315140f' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E")}
.price .btn{width:100%;justify-content:center}
.price.pop .btn-ghost{border-color:rgba(244,242,234,.3);color:var(--paper)}
.price.pop .btn-ghost:hover{background:var(--signal);border-color:var(--signal);color:#15140f}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto;border-top:1px solid var(--line)}
.qa{border-bottom:1px solid var(--line)}
.qa summary{padding:26px 8px;font-family:var(--serif);font-weight:500;font-size:1.22rem;cursor:pointer;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:20px;transition:.25s}
.qa summary:hover{color:var(--ink)}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"";flex:none;width:13px;height:13px;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2315140f' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E") center/contain no-repeat;
  transition:.3s var(--ease)}
[data-theme="dark"] .qa summary::after{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f4f2ea' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E")}
.qa[open] summary::after{transform:rotate(135deg)}
.qa p{padding:0 8px 28px;color:var(--ink-2);line-height:1.65;max-width:64ch;font-size:1.02rem}

/* ---------- CTA final ---------- */
.cta-wrap{position:relative;text-align:center;background:var(--ink);color:var(--paper);border-radius:var(--r-lg);padding:84px 30px;overflow:hidden}
.cta-wrap::before{content:"";position:absolute;inset:0;opacity:.07;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='44' height='44'%3E%3Cpath d='M0 22h44M22 0v44' stroke='%23f4f2ea' stroke-width='.5'/%3E%3C/svg%3E")}
.cta-wrap .ckick{position:relative;font-family:var(--mono);font-size:.74rem;text-transform:uppercase;letter-spacing:.22em;color:var(--signal);margin-bottom:18px}
.cta-wrap h2{position:relative;font-family:var(--serif);font-weight:400;font-size:clamp(2rem,4.8vw,3.2rem);letter-spacing:-.02em;line-height:1.05}
.cta-wrap p{position:relative;color:rgba(244,242,234,.78);font-size:1.12rem;margin:16px auto 34px;max-width:36em}
.form{position:relative;display:flex;gap:10px;max-width:500px;margin:0 auto;flex-wrap:wrap}
.form input[type=email]{flex:1;min-width:220px;padding:15px 20px;border-radius:40px;border:1px solid rgba(244,242,234,.2);font-family:var(--sans);font-size:1rem;
  background:rgba(244,242,234,.06);color:var(--paper)}
.form input[type=email]::placeholder{color:rgba(244,242,234,.45)}
.form input[type=email]:focus{outline:none;border-color:var(--signal);background:rgba(244,242,234,.1)}
.form .btn{background:var(--signal);color:#15140f;border:none}
.form .btn:hover{background:var(--paper);transform:translateY(-2px)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-msg{position:relative;margin-top:20px;color:var(--signal);font-family:var(--mono);font-size:.86rem;min-height:1.4em}
.form-msg.err{color:#e05d5d}
.rgpd-note{position:relative;margin-top:10px;font-size:.78rem;color:var(--ink-3)}
.rgpd-note a{color:inherit;text-decoration:underline}

/* ---------- Footer ---------- */
footer{padding:70px 0 56px;border-top:1px solid var(--line)}
.foot{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;flex-wrap:wrap;color:var(--ink-3);font-size:.88rem}
.foot .brand{font-size:1.2rem}
.foot-col{display:flex;flex-direction:column;gap:10px}
.foot-links{display:flex;gap:22px;flex-wrap:wrap}
.foot-links a{color:var(--ink-2);transition:.2s}
.foot-links a:hover{color:var(--ink)}
.foot-tag{font-family:var(--mono);font-size:.72rem;letter-spacing:.06em}

/* ---------- Mobile menu ---------- */
.mobile-menu{position:fixed;inset:0;z-index:80;background:var(--paper);
  display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:4px;padding:0 var(--gut);
  opacity:0;pointer-events:none;transition:.35s var(--ease)}
.mobile-menu.open{opacity:1;pointer-events:auto}
.mobile-menu a{font-family:var(--serif);font-size:2.2rem;font-weight:400;letter-spacing:-.02em;padding:10px 0;color:var(--ink)}
.mobile-menu a:hover{color:var(--signal-ink)}
[data-theme="dark"] .mobile-menu a:hover{color:var(--signal)}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:.85s var(--ease)}
.reveal.from-left{transform:translateX(-30px)}
.reveal.from-right{transform:translateX(30px)}
.reveal.zoom{transform:scale(.96)}
.reveal.vis{opacity:1;transform:none}
.reveal.d1{transition-delay:.07s}.reveal.d2{transition-delay:.14s}.reveal.d3{transition-delay:.21s}
.fade{opacity:0;transform:translateY(18px);transition:1s var(--ease)}
.fade.vis{opacity:1;transform:none}

/* ---------- Mode GSAP ----------
   Quand GSAP pilote les animations, on neutralise les états cachés CSS
   (reveal/fade) et les transitions de transform qui entreraient en conflit. */
html.gsap-on .reveal,html.gsap-on .fade{opacity:1;transform:none;transition:none}
html.gsap-on .btn{transition-property:background-color,border-color,color,box-shadow}
html.gsap-on .btn:hover{transform:none}
/* GSAP écrit opacity/transform image par image : on restreint les transitions
   CSS de ces éléments aux couleurs/padding (hover, thème) pour éviter le
   double-easing. */
html.gsap-on .price,html.gsap-on .feat{transition-property:background-color,border-color,color,padding}
html.fx-wait .hero .hero-grid{visibility:hidden}

/* ---------- Bande signal (marquee réactive à la vélocité) ---------- */
.band{overflow:hidden;padding:58px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;z-index:2}
.band-track{display:flex;align-items:baseline;white-space:nowrap;width:max-content;will-change:transform}
.band-seg{display:inline-flex;align-items:baseline;gap:.55em;padding-right:.55em;
  font-family:var(--serif);font-style:italic;font-weight:400;
  font-size:clamp(2.1rem,5.2vw,4.2rem);letter-spacing:-.02em;line-height:1.1;color:var(--ink)}
.band-seg .sep{font-family:var(--mono);font-style:normal;font-size:.42em;color:var(--signal-ink);align-self:center}
[data-theme="dark"] .band-seg .sep{color:var(--signal)}
.band-seg .ghost{color:transparent;-webkit-text-stroke:1px var(--hair)}

/* ---------- Responsive ---------- */
@media (max-width:920px){
  .nav-links{display:none}
  .burger{display:grid;place-items:center}
  /* CDC §5 : le CTA reste visible sur mobile, en forme compacte. */
  .nav-right .btn-primary{padding:9px 14px;font-size:.8rem;letter-spacing:0}
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .editor{max-width:560px}
  .split{grid-template-columns:1fr}
  .col.before{border-right:0;border-bottom:1px solid var(--line)}
  .prices{grid-template-columns:1fr}
  .price + .price{border-left:0;border-top:1px solid var(--line)}
  .sec-head{grid-template-columns:1fr;gap:18px}
  .kicker{padding-top:0}
  .feat{grid-template-columns:auto 1fr;gap:6px 18px}
  .feat .fds{grid-column:1 / -1}
  .feat .fbadge{grid-row:1;justify-self:end}
  .flow{margin-top:48px}
  .fl .t{font-size:.86rem}
  .fl .d{display:none}
  section{padding:88px 0}
  .hero{padding:150px 0 90px}
}
@media (max-width:560px){
  :root{--gut:20px}
  .pipe-step .t{font-size:.82rem}
  .cta-wrap{padding:56px 22px}
  .feat .ftt{font-size:1.25rem}
}

/* Poevai MD : le sprite d’icônes sans style en ligne (CSP) */
.sprite{position:absolute}
.hero-cta .arr{width:17px;height:17px}
#start .form{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}