/* =========================================================================
   seoshake — Design system
   Extrait de la DA de la landing funnel (Space Grotesk / Inter / JetBrains Mono,
   fond #06080d, dégradé aurora cyan→violet→rose→ambre).
   ========================================================================= */

/* ---------------------------------------------------------------- Tokens */
:root{
  /* Fonds */
  --bg:           #06080d;
  --panel:        #0a0d18;
  --panel-2:      #0b0f1c;

  /* Texte */
  --text:         #eaf0ff;
  --muted:        #9aa3c4;
  --muted-2:      #8b93b8;
  --muted-3:      #6f76a0;

  /* Accents */
  --cyan:         #34d3ff;
  --purple:       #7c5cff;
  --pink:         #ff5ca8;
  --amber:        #ffb43d;
  --red:          #ff6b7d;
  --green:        #6ee787;

  /* Bordures */
  --border:        rgba(255,255,255,.10);
  --border-soft:   rgba(255,255,255,.07);
  --border-strong: rgba(255,255,255,.16);

  /* Dégradés signature */
  --aurora:       linear-gradient(100deg,#34d3ff,#7c5cff,#ff5ca8,#34d3ff);
  --aurora-text:  linear-gradient(100deg,#34d3ff,#7c5cff 40%,#ff5ca8 70%,#ffb43d);

  /* Typo */
  --font-head: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Layout */
  --maxw: 1180px;
  --header-h: 72px;
}

/* ---------------------------------------------------------------- Reset */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.6;
  overflow-x:hidden;
  position:relative;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
ul{list-style:none}

/* ---------------------------------------------------------------- Keyframes (DA) */
@keyframes scanA{0%{top:-12%}100%{top:112%}}
@keyframes blink{0%,48%{opacity:1}52%,100%{opacity:.12}}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
@keyframes aurora{0%{background-position:0% 50%}100%{background-position:200% 50%}}
@keyframes glowPulse{0%,100%{opacity:.35;transform:scale(1)}50%{opacity:.9;transform:scale(1.08)}}
@keyframes grow{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@keyframes shimmer{0%{transform:translateX(-130%)}60%,100%{transform:translateX(240%)}}
@keyframes gridmove{0%{background-position:0 0,0 0}100%{background-position:48px 48px,48px 48px}}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------------------------------------------------------------- Ambient glow (fond global) */
.bg-glow{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(60vw 60vw at 82% -10%, rgba(52,211,255,.10), transparent 60%),
    radial-gradient(50vw 50vw at -10% 28%, rgba(124,92,255,.10), transparent 60%),
    radial-gradient(50vw 50vw at 92% 92%, rgba(255,92,168,.08), transparent 60%);
}
.page{position:relative;z-index:1}

/* ---------------------------------------------------------------- Layout utils */
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:clamp(64px,8vw,104px) 0;position:relative}
.rule{height:1px;background:linear-gradient(90deg,transparent,var(--border-strong),transparent)}
.center{text-align:center}

/* ---------------------------------------------------------------- Typo helpers */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);padding:7px 14px;border-radius:999px;
  border:1px solid var(--border-strong);background:rgba(255,255,255,.03);
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,var(--cyan),var(--pink))}
.eyebrow.pink{color:var(--red)}.eyebrow.pink .dot{background:var(--red)}
.eyebrow.purple{color:var(--purple)}.eyebrow.purple .dot{background:var(--purple)}
.eyebrow.amber{color:var(--amber)}.eyebrow.amber .dot{background:var(--amber)}

h1,h2,h3,h4{font-family:var(--font-head);font-weight:700;letter-spacing:-.02em;line-height:1.08}
.h1{font-size:clamp(2.4rem,5vw,3.6rem);line-height:1.04;margin-bottom:22px}
.h2{font-size:clamp(1.9rem,4.4vw,2.9rem);margin-bottom:18px}
.lead{font-size:1.15rem;color:var(--muted);line-height:1.6}

.grad-text{
  background:var(--aurora-text);background-size:250% auto;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:aurora 5s linear infinite;
}
.grad-pink{background:linear-gradient(100deg,#ff5ca8,#ffb43d);-webkit-background-clip:text;background-clip:text;color:transparent}
.grad-cyan{background:linear-gradient(100deg,#34d3ff,#7c5cff);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------------------------------------------------------------- Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--font-head);font-weight:600;text-decoration:none;cursor:pointer;border:0;
  border-radius:13px;padding:16px 28px;font-size:1.02rem;
  transition:transform .18s ease, filter .18s ease, background .18s ease;
}
.btn-aurora{
  background:var(--aurora);background-size:300% auto;animation:aurora 4s linear infinite;
  color:#fff;box-shadow:0 18px 44px -16px rgba(124,92,255,.8);
}
.btn-aurora:hover{transform:translateY(-2px);filter:brightness(1.06)}
.btn-ghost{
  border:1px solid var(--border-strong);color:var(--text);background:rgba(255,255,255,.03);
}
.btn-ghost:hover{background:rgba(255,255,255,.08);transform:translateY(-2px)}
.btn-sm{padding:11px 18px;font-size:13px;border-radius:9px}

/* ---------------------------------------------------------------- Cards */
.card{
  border:1px solid var(--border);border-radius:18px;background:var(--panel);
  padding:28px;transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--border-strong);
  box-shadow:0 30px 70px -45px rgba(124,92,255,.6)}
.icon-badge{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;margin-bottom:18px;
  border:1px solid var(--border-strong);background:rgba(255,255,255,.04);
}

/* ---------------------------------------------------------------- Global header / nav */
.site-header{
  position:sticky;top:0;z-index:60;
  backdrop-filter:blur(14px);background:rgba(6,8,13,.72);
  border-bottom:1px solid var(--border-soft);
}
.site-header .inner{
  max-width:var(--maxw);margin:0 auto;padding:0 24px;height:var(--header-h);
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:inherit;flex:none}
.brand .logo{
  width:32px;height:32px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(135deg,#34d3ff,#7c5cff,#ff5ca8,#34d3ff);background-size:300% 300%;
  animation:aurora 5s linear infinite;
  font-family:var(--font-head);font-weight:700;color:#fff;font-size:17px;
}
.brand .name{font-family:var(--font-head);font-weight:600;font-size:19px;letter-spacing:-.01em}

.site-nav{display:flex;gap:28px;align-items:center}
.site-nav a{
  font-family:var(--font-mono);font-size:12px;color:var(--muted-2);text-decoration:none;
  letter-spacing:.04em;transition:color .15s ease;position:relative;
}
.site-nav a:hover{color:var(--text)}
.site-nav a.active{color:var(--text)}
.site-nav a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;border-radius:2px;
  background:var(--aurora);background-size:300% auto;animation:aurora 4s linear infinite;
}
.header-cta{display:flex;align-items:center;gap:14px;flex:none}

/* Menu mobile */
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:10px;flex:none;
  border:1px solid var(--border-strong);background:rgba(255,255,255,.03);
  color:var(--text);cursor:pointer;align-items:center;justify-content:center;
}
.menu-toggle svg{width:20px;height:20px}

@media(max-width:880px){
  .site-nav{
    position:fixed;inset:var(--header-h) 0 auto 0;flex-direction:column;gap:0;
    background:rgba(8,10,18,.98);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--border-soft);
    padding:8px 24px 18px;transform:translateY(-130%);transition:transform .28s ease;
    z-index:55;
  }
  .site-nav a{padding:15px 0;font-size:14px;border-bottom:1px solid var(--border-soft);width:100%}
  .site-nav a.active::after{display:none}
  body.nav-open .site-nav{transform:translateY(0)}
  .menu-toggle{display:inline-flex}
  .header-cta .btn{display:none}
}

/* ---------------------------------------------------------------- Sub-nav (page funnel) */
.subnav{
  position:sticky;top:var(--header-h);z-index:50;
  backdrop-filter:blur(14px);background:rgba(6,8,13,.82);
  border-bottom:1px solid var(--border-soft);
}
.subnav .inner{
  max-width:var(--maxw);margin:0 auto;padding:0 24px;height:54px;
  display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;
}
.subnav .inner::-webkit-scrollbar{display:none}
.subnav .label{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted-3);white-space:nowrap;margin-right:6px;flex:none;
}
.subnav a{
  font-family:var(--font-mono);font-size:12px;color:var(--muted-2);text-decoration:none;
  padding:7px 13px;border-radius:8px;white-space:nowrap;flex:none;transition:.15s ease;
}
.subnav a:hover{color:var(--text);background:rgba(255,255,255,.05)}

/* ---------------------------------------------------------------- Footer */
.site-footer{border-top:1px solid var(--border-soft);padding:48px 0 60px}
.site-footer .top{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.site-footer nav{display:flex;gap:24px;flex-wrap:wrap}
.site-footer nav a{color:var(--muted-3);font-size:.9rem;text-decoration:none;transition:color .15s}
.site-footer nav a:hover{color:var(--text)}
.site-footer .copy{color:var(--muted-3);font-size:.82rem;margin-top:24px;text-align:center}
.site-footer .legal-links{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:center;margin-top:14px}
.site-footer .legal-links a{color:var(--muted-3);font-size:.82rem;text-decoration:none;transition:color .15s}
.site-footer .legal-links a:hover{color:var(--text)}

/* ---------------------------------------------------------------- Bandeau cookies */
.cookie-banner{
  position:fixed;left:16px;right:16px;bottom:16px;z-index:80;
  background:rgba(10,13,24,.96);backdrop-filter:blur(12px);
  border:1px solid var(--border-strong);border-radius:16px;
  box-shadow:0 30px 70px -30px rgba(0,0,0,.85);padding:18px 20px;
  animation:cookieUp .4s ease;
}
.cookie-banner[hidden]{display:none}
.cookie-inner{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;gap:20px;flex-wrap:wrap;justify-content:space-between}
.cookie-inner p{color:var(--muted);font-size:.9rem;line-height:1.5;margin:0;flex:1;min-width:240px}
.cookie-inner a{color:var(--cyan);text-decoration:none}
.cookie-inner a:hover{text-decoration:underline}
.cookie-actions{display:flex;gap:10px;flex:none}
.cookie-btn{font-family:var(--font-head);font-weight:600;font-size:.88rem;padding:11px 20px;border-radius:10px;cursor:pointer;border:0;transition:transform .15s ease,filter .15s ease}
.cookie-btn.ghost{background:rgba(255,255,255,.06);color:var(--text);border:1px solid var(--border-strong)}
.cookie-btn.accept{background:var(--aurora);background-size:300% auto;animation:aurora 4s linear infinite;color:#fff}
.cookie-btn:hover{transform:translateY(-1px);filter:brightness(1.06)}
@keyframes cookieUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@media(max-width:560px){.cookie-actions{width:100%}.cookie-btn{flex:1}}

/* ---------------------------------------------------------------- Reveal on scroll */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important}
}