/* Palette et style alignés sur l'app (Ubuntu, sombre, CTA bleus) */
:root{
  --font1: 'Ubuntu', ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";

  --primary: #116acc;
  --secondary-1: #182233;        /* panneaux/carte (bleu-gris) */
  --secondary-2: #b3cee2;        /* muted clair */
  --secondary-3: #d9dde7;        /* titres secondaires */
  --secondary-4: #fd4e5d;

  --black: #000000;
  --gray-1: #1f2937;
  --gray-2: #374151;
  --gray-3: #4b5563;
  --gray-4: #6b7280;
  --gray-5: #9ca3af;
  --gray-6: #d1d5db;
  --gray-7: #f3f4f6;
  --white: #ffffff;

  --info: #a0c3ff;
  --danger: #ba0000;
  --success: #76ca66;
  --warning: #fbc756;

  --Background: #00050d;         /* fond global très sombre */
  --Background-secondary: #0c111a;

  --text: var(--white);
  --muted: var(--secondary-2);

  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius:14px; --radius-sm:10px; --radius-lg:20px;
  --gap:24px; --gap-sm:14px; --gap-lg:40px;
  --maxw:1180px;
}

/* Helpers */
.panel{
  background: var(--secondary-1);
  border: 1px solid var(--secondary-1);
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,.4);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font1);
  background:linear-gradient(180deg, var(--Background) 0%, var(--Background) 60%, var(--Background) 100%);
  color:var(--text);
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}

/* Layout */
.container{max-width:var(--maxw); margin:0 auto; padding:0 20px}
.section{padding:80px 0}
.section + .section{border-top:1px solid rgba(255,255,255,.04)}
h1,h2,h3{line-height:1.2; margin:0 0 14px}
h1{font-size:clamp(28px, 4.5vw, 44px); font-weight:700}

/* Titres de section comme dans le SAS: bleu, uppercase, soulignés */
h2{
  font-size:clamp(22px, 3vw, 28px);
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing:.4px;
  padding-bottom:8px;
  border-bottom:1px solid rgba(255,255,255,.06);
  margin-bottom:16px;
}
h3{font-size:clamp(18px, 2vw, 20px); color: var(--secondary-3); font-weight:700}

p{margin:0 0 14px}
.lead{font-size:1.1rem; color:var(--gray-6)}
.muted{color:var(--muted)}

.grid{display:grid; gap:var(--gap)}
.grid-2{grid-template-columns:1.2fr 1fr}
.grid-3{grid-template-columns:repeat(3, 1fr)}
.grid-4{grid-template-columns:repeat(4, 1fr)}
@media (max-width: 980px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
}

/* Liens */
a{color:color-mix(in srgb, var(--primary) 90%, white)}
a:hover{color:var(--primary)}

/* CTA unifiés (style app) */
.button,
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px; padding:12px 18px; border-radius:10px;
  border:1px solid rgba(255,255,255,.06);
  font-weight:700; cursor:pointer; text-decoration:none;
  transition: transform .15s ease, background .2s ease, color .2s ease;
}
.button--primary,
.btn.blue{
  background: var(--primary);
  color:#ffffff;
  box-shadow: var(--shadow);
}
.button--primary:hover,
.btn.blue:hover{
  transform: translateY(-0px); 
  background: color-mix(in srgb, var(--primary) 25%, white);}
.button--ghost{
  background:transparent; color:var(--text);
  border:1px solid rgba(255,255,255,.16); box-shadow:none
}
.cta-group{display:flex; gap:12px; flex-wrap:wrap; margin:16px 0 0}
.cta-group.center{justify-content:center}

/* Header */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(12,17,26,.7); backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(255,255,255,.06)
}
.header-inner{display:flex; align-items:center; justify-content:space-between; height:64px}
.brand{display:flex; align-items:center; gap:10px; color:var(--text); text-decoration:none; font-weight:800}
.brand-mark{font-size:22px}
.brand-text{letter-spacing:.3px}
.site-nav ul{display:flex; align-items:center; gap:18px; list-style:none; margin:0; padding:0}
.site-nav a{color:var(--secondary-3); text-decoration:none; opacity:.9}
.site-nav a:hover{opacity:1; color:var(--white)}
.nav-cta .button{padding:10px 16px}
.nav-toggle{display:none; background:none; border:0; cursor:pointer}
.nav-toggle-bar{display:block; width:26px; height:2px; background:#fff; margin:5px 0}
@media (max-width: 900px){
  .nav-toggle{display:block}
  .site-nav{position:fixed; inset:64px 0 auto 0; background:rgba(12,17,26,.95); transform:translateY(-120%); transition:transform .2s ease; border-bottom:1px solid rgba(255,255,255,.06)}
  .site-nav.open{transform:translateY(0)}
  .site-nav ul{flex-direction:column; align-items:flex-start; gap:0}
  .site-nav li{width:100%}
  .site-nav a, .nav-cta .button{display:block; padding:16px 20px}
}

/* Hero */
.hero{padding:90px 0 70px}
.hero-copy .hero-points{display:grid; grid-template-columns:1fr; gap:6px; margin:18px 0 0; padding:0 0 0 24px}
.media-placeholder{
  display:flex; align-items:center; justify-content:center; width:100%; min-height:280px;
  background:var(--secondary-1);
  border:1px dashed rgba(255,255,255,.18);
  border-radius:var(--radius); color:var(--secondary-3); box-shadow:var(--shadow); text-align:center; padding:18px
}
.media-placeholder.wide{min-height:360px}
.placeholder{opacity:.9}

/* Features et Steps adoptent les mêmes panneaux que la card upgrade */
.features .feature{ padding:18px }
.steps li{
  position:relative; padding:18px; list-style:none;
}
.steps li.panel{ border:1px solid var(--secondary-1) }
.step-index{
  position:absolute; top:-12px; left:-12px; width:36px; height:36px; border-radius:50%;
  background:linear-gradient(180deg, var(--primary), color-mix(in srgb, var(--primary) 70%, white));
  display:flex; align-items:center; justify-content:center;
  color:white; font-weight:800; box-shadow:var(--shadow); border:1px solid rgba(0,0,0,.3)
}
.feature .icon{font-size:24px; margin-bottom:8px; color:var(--secondary-3)}

/* Pricing (UPGRADE) identique au style SAS */
.pricing .modal-surface{
  background: var(--Background-secondary);
  border: 1px solid rgba(255,255,255,.04);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 24px;
}
.plans{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
@media (max-width: 1100px){ .plans{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px){ .plans{ grid-template-columns: 1fr; } }

.plan-card{
  background: var(--secondary-1);
  border: 1px solid var(--secondary-1);
  border-radius: 12px;
  padding: 22px;
  box-shadow: 0 4px 10px rgba(0,0,0,.4);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color .25s ease, transform .2s ease;
}
.plan-card:hover{
  border-color: var(--primary);
  transform: translateY(-2px);
}
.plan-head h3{
  color: var(--secondary-3);
  font-weight: 700;
  text-align: center;
  margin-bottom: 6px;
}
.plan-head .price{
  text-align: center;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}
.plan-features{
  margin: 10px 0 12px;
  padding: 0;
  list-style: none;
  color: var(--secondary-3);
}
.plan-features li{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  font-size: .96rem;
}
.plan-features li::before{
  content: "";
  display:inline-flex; align-items:center; justify-content:center;
  width: 18px; height: 18px; border-radius: 4px;
  font-size: 12px; font-weight: 900; color: #fff;
}
.plan-features li.check::before{
  content: "✓";
  background: var(--success);
}
.plan-features li.cross{
  color: color-mix(in srgb, var(--secondary-3) 60%, #888);
}
.plan-features li.cross::before{
  content: "✕";
  background: var(--danger);
}

.pricing-note{ margin-top: 14px; text-align: center; }

/* Gallery, cards, faq, footer — même panneau uniforme */
.media-card{ overflow:hidden }
.media-card.panel img{display:block; width:100%; height:auto}
.media-card.panel figcaption{padding:10px 12px; color:var(--secondary-3); font-size:.95rem; border-top:1px solid rgba(255,255,255,.06)}

.card.panel{ padding:18px }

.faq details.panel{ padding:16px 18px; margin-bottom:10px }

.cta-final{text-align:center;
  background:radial-gradient(1200px 400px at 50% 0%, color-mix(in srgb, var(--primary) 16%, transparent), rgba(0,0,0,0) 60%)}

.site-footer{border-top:1px solid rgba(255,255,255,.06); padding:20px 0 40px}
.footer-inner{display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap}
.site-footer a{color:var(--secondary-2); text-decoration:none}
.site-footer a:hover{color:var(--white)}