/* =========================================================
   MULTI LIVE PRO - TEMPLATE LANDING MODIFIABLE
   Tu peux changer les couleurs, espacements et arrondis ici.
   Chaque bloc HTML plus bas est marque par <!-- SECTION: ... -->
   ========================================================= */
:root{
  color-scheme:dark;
  --color-bg:#0a0f1a;
  --color-bg-soft:#0f1724;
  --color-surface:rgba(16,24,38,.78);
  --color-surface-strong:#111b2a;
  --color-border:rgba(148,170,196,.18);
  --color-border-strong:rgba(0,229,160,.48);
  --color-text:#ffffff;
  --color-muted:#aebdd0;
  --color-soft:#d7e2ee;
  --color-accent:#00e5a0;
  --color-accent-2:#6aa9ff;
  --color-warn:#ffd166;
  --color-danger:#ff6375;
  --font-body:Inter,Segoe UI,Arial,sans-serif;
  --font-title:Inter,Segoe UI,Arial,sans-serif;
  --space-xs:8px;
  --space-sm:12px;
  --space-md:18px;
  --space-lg:28px;
  --space-xl:44px;
  --space-2xl:72px;
  --radius-sm:8px;
  --radius-md:12px;
  --radius-lg:18px;
  --shadow-card:0 18px 54px rgba(0,0,0,.28);
  --shadow-glow:0 0 40px rgba(0,229,160,.16);
  --container:1180px;
  --transition:180ms ease;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--color-bg);max-width:100%;overflow-x:hidden}
body{
  margin:0;
  min-width:320px;
  max-width:100%;
  overflow-x:hidden;
  color:var(--color-text);
  font-family:var(--font-body);
  background:
    radial-gradient(circle at 20% 0%,rgba(0,229,160,.08),transparent 34%),
    linear-gradient(180deg,#0a0f1a 0%,#0b1220 42%,#0a0f1a 100%);
  font-size:16px;
}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit}

.container{width:min(var(--container),calc(100% - 36px));margin:0 auto}
.section{position:relative;padding:var(--space-2xl) 0}
.section--tight{padding:var(--space-xl) 0}
.section-header{max-width:780px;margin-bottom:var(--space-lg)}
.section-kicker,.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  width:max-content;
  max-width:100%;
  border:1px solid rgba(0,229,160,.34);
  border-radius:999px;
  padding:6px 10px;
  background:rgba(0,229,160,.08);
  color:#bcffe9;
  font-size:12px;
  font-weight:850;
}
.section-kicker::before,.badge--dot::before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--color-accent);
  box-shadow:0 0 16px rgba(0,229,160,.7);
}
.section-title{margin:12px 0 10px;font-family:var(--font-title);font-size:clamp(30px,4vw,52px);line-height:1.04;letter-spacing:0;font-weight:950}
.section-copy{margin:0;color:var(--color-muted);line-height:1.7}
.grid{display:grid;gap:var(--space-md)}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.025));
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px);
}
.card-pad{padding:var(--space-lg)}
.btn{
  min-height:46px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-sm);
  padding:0 18px;
  color:var(--color-text);
  background:rgba(255,255,255,.055);
  font-weight:850;
  cursor:pointer;
  transition:transform var(--transition),border-color var(--transition),background var(--transition),box-shadow var(--transition);
}
.btn:hover{transform:translateY(-2px);border-color:rgba(0,229,160,.6);box-shadow:var(--shadow-glow)}
.btn-primary{border-color:rgba(0,229,160,.75);background:linear-gradient(180deg,rgba(0,229,160,.3),rgba(0,229,160,.1));color:#eafff8}
.btn-outline{background:rgba(10,15,26,.48)}
.section-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(0,229,160,.42),rgba(106,169,255,.36),transparent)}
.fade-in{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.fade-in.is-visible{opacity:1;transform:translateY(0)}

/* HEADER */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  border-bottom:1px solid var(--color-border);
  background:rgba(10,15,26,.82);
  backdrop-filter:blur(18px);
}
.header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px;min-width:0}
.brand{display:flex;align-items:center;gap:10px;font-weight:950;letter-spacing:0}
.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--color-accent),var(--color-accent-2));box-shadow:0 0 28px rgba(0,229,160,.28)}
.brand span{color:var(--color-accent)}
.nav{display:flex;align-items:center;gap:6px}
.nav a{padding:9px 10px;color:var(--color-muted);font-size:13px;font-weight:800;transition:color var(--transition)}
.nav a:hover{color:var(--color-text)}
.header-actions{display:flex;align-items:center;gap:10px}
.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:rgba(255,255,255,.05);color:var(--color-text)}
.menu-toggle span{display:block;width:18px;height:2px;margin:5px auto;background:currentColor;border-radius:99px}

/* SECTION: HERO */
.hero{
  min-height:calc(100vh - 72px);
  display:grid;
  align-items:end;
  position:relative;
  overflow:hidden;
  isolation:isolate;
  background:
    linear-gradient(180deg,rgba(10,15,26,.42),rgba(10,15,26,.9) 66%,#0a0f1a 100%),
    linear-gradient(90deg,rgba(10,15,26,.92),rgba(10,15,26,.48) 48%,rgba(10,15,26,.78)),
    url("assets/hero-panel.png") center top/cover no-repeat;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);
  background-size:28px 28px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.8),transparent 70%);
}
.hero-content{padding:108px 0 60px;max-width:790px}
.hero h1{margin:14px 0 16px;font-size:clamp(44px,7vw,92px);line-height:.95;letter-spacing:0;font-weight:950;overflow-wrap:break-word}
.hero p{max-width:660px;margin:0;color:#dce8f5;font-size:clamp(17px,2vw,22px);line-height:1.65;overflow-wrap:break-word}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-proof{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:34px;max-width:760px}
.hero-stat{padding:16px;border-radius:var(--radius-md);border:1px solid var(--color-border);background:rgba(10,15,26,.66);backdrop-filter:blur(12px)}
.hero-stat b{display:block;font-size:24px}.hero-stat span{display:block;margin-top:4px;color:var(--color-muted);font-size:13px;line-height:1.45}

/* SECTION: TRUST */
.trust-bar{margin-top:-32px;position:relative;z-index:3}
.trust-grid{overflow:hidden}
.trust-item{padding:18px;border-right:1px solid var(--color-border)}
.trust-item:last-child{border-right:0}
.trust-item b{display:block;font-size:18px}.trust-item p{margin:6px 0 0;color:var(--color-muted);font-size:13px;line-height:1.5}

/* FEATURES */
.feature-card{min-height:210px}
.feature-icon{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:rgba(0,229,160,.1);color:var(--color-accent);font-weight:950}
.feature-card h3,.workflow-card h3,.faq-card h3,.compare-card h3{margin:18px 0 8px;font-size:19px}
.feature-card p,.workflow-card p,.faq-card p,.compare-card p{margin:0;color:var(--color-muted);line-height:1.65}

/* GUIDE OBS */
.guide-grid{grid-template-columns:1.1fr .9fr;align-items:start}
.guide-card h3,.guide-faq h3{margin:0 0 14px;font-size:24px}
.guide-card ol{margin:0;padding-left:22px;color:var(--color-soft);line-height:1.65}
.guide-card li{margin:0 0 14px}
.guide-card li:last-child{margin-bottom:0}
.guide-card li b{display:block;color:var(--color-text);margin-bottom:4px}
.guide-card li span{display:block;color:var(--color-muted)}
.guide-faq{display:grid;gap:12px}
.guide-faq .faq-card h4{margin:0 0 8px;font-size:17px}

/* SHOWCASE */
.showcase-grid{grid-template-columns:1.08fr .92fr;align-items:start}
.screen-window{overflow:hidden}
.screen-top{height:34px;display:flex;align-items:center;gap:7px;padding:0 12px;border-bottom:1px solid var(--color-border);background:#0d1422}
.screen-top i{width:9px;height:9px;border-radius:50%;background:var(--color-danger)}
.screen-top i:nth-child(2){background:var(--color-warn)}
.screen-top i:nth-child(3){background:var(--color-accent)}
.screen-window img{width:100%;aspect-ratio:16/9;object-fit:cover;object-position:top left;background:#101827}
.showcase-list{display:grid;gap:12px}
.mini-feature{display:grid;grid-template-columns:auto 1fr;gap:12px;padding:16px}
.mini-feature b{display:block}.mini-feature span{display:block;margin-top:4px;color:var(--color-muted);font-size:13px;line-height:1.45}

/* COMPARE */
.compare-card ul{margin:14px 0 0;padding-left:18px;color:var(--color-soft);line-height:1.85}
.compare-card--good{border-color:rgba(0,229,160,.44);box-shadow:var(--shadow-glow)}
.compare-table{overflow:hidden;margin-top:18px}
.compare-row{display:grid;grid-template-columns:1.2fr .9fr .9fr;border-top:1px solid var(--color-border)}
.compare-row:first-child{border-top:0;background:rgba(255,255,255,.055);font-weight:850}
.compare-row span{padding:14px;color:var(--color-soft)}
.compare-row span:nth-child(2){background:rgba(0,229,160,.06)}

/* PRICING */
.trial-banner{display:grid;grid-template-columns:1fr auto;align-items:center;gap:18px;margin-bottom:18px;border-color:rgba(0,229,160,.42)}
.plan{position:relative;display:grid;gap:14px;align-content:start}
.plan--popular{border-color:rgba(0,229,160,.68);box-shadow:var(--shadow-glow)}
.plan-header{display:flex;align-items:center;justify-content:space-between;gap:10px}
.plan h3{margin:0;font-size:24px}
.price{font-size:38px;font-weight:950;color:var(--color-accent)}
.price small{font-size:14px;color:var(--color-muted);font-weight:750}
.plan-note{min-height:52px;color:var(--color-muted);line-height:1.55}
.plan ul{margin:0;padding-left:18px;color:var(--color-soft);line-height:1.8}

/* FAQ / CTA / FOOTER */
.faq-card h3{margin-top:0}
.cta-box{display:grid;grid-template-columns:1fr auto;align-items:center;gap:18px;padding:34px;border-color:rgba(0,229,160,.46)}
.footer{border-top:1px solid var(--color-border);padding:34px 0;color:var(--color-muted)}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:18px}
.footer a{display:block;width:max-content;color:var(--color-muted);margin-top:8px;font-size:13px}
.footer a:hover{color:var(--color-text)}
.footer strong{color:var(--color-text)}

@media(max-width:920px){
  .container{width:min(100% - 28px,var(--container))}
  .section{padding:52px 0}
  .grid-2,.grid-3,.grid-4,.guide-grid,.showcase-grid,.compare-row,.footer-grid,.cta-box,.trial-banner{grid-template-columns:1fr}
  .hero{min-height:auto;align-items:center;background-position:center top}
  .hero-content{padding:84px 0 48px}
  .hero-proof{grid-template-columns:1fr}
  .nav{
    position:fixed;
    inset:72px 14px auto 14px;
    display:none;
    flex-direction:column;
    align-items:stretch;
    padding:12px;
    border:1px solid var(--color-border);
    border-radius:var(--radius-md);
    background:#0d1422;
    box-shadow:var(--shadow-card);
  }
  .nav.is-open{display:flex}
  .nav a{padding:12px}
  .header-actions .btn-outline{display:none}
  .menu-toggle{display:block}
  .trust-bar{margin-top:0}
  .trust-item{border-right:0;border-bottom:1px solid var(--color-border)}
  .trust-item:last-child{border-bottom:0}
}

@media(max-width:520px){
  .container{width:calc(100% - 28px)}
  .header-inner{gap:10px}
  .brand{font-size:14px;min-width:0;white-space:nowrap}
  .brand-mark{width:30px;height:30px;border-radius:9px}
  .header-actions{gap:8px}
  .header-actions .btn-primary{display:none}
  .hero-content{padding:76px 0 40px}
  .hero h1{font-size:clamp(34px,11vw,44px);line-height:1.02}
  .hero p{font-size:16px;line-height:1.55}
  .hero-actions{display:grid;grid-template-columns:1fr;gap:10px}
  .hero-stat b{font-size:21px}
  .section-title{font-size:clamp(28px,9vw,36px)}
  .card-pad{padding:18px}
}