@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;700&family=IBM+Plex+Mono:wght@400;500&display=swap");
:root {
  --bg: #07111b; --bg-2: #0d1d2c; --panel: rgba(10,24,38,.9); --panel-2: rgba(15,33,52,.95);
  --line: rgba(151,179,206,.18); --text: #eef6ff; --muted: #9cb3c9;
  --good: #8ce5b0; --warn: #f4d27d; --bad: #ff9f9f;
  --accent: #67c7ff; --accent-2: #8ef1ca;
  --sans: "Space Grotesk","Avenir Next","Segoe UI",sans-serif;
  --mono: "IBM Plex Mono","SFMono-Regular",Consolas,monospace;
  --radius: 14px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html,body{min-height:100%;background:radial-gradient(circle at top left,rgba(103,199,255,.16),transparent 32%),radial-gradient(circle at top right,rgba(142,241,202,.11),transparent 28%),linear-gradient(180deg,#06101a 0%,#0a1724 100%);color:var(--text);font-family:var(--sans);}

/* Navigation */
.nav{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding:20px 24px;}
.nav-brand{font-family:var(--mono);font-size:1.2rem;font-weight:700;color:var(--accent);text-decoration:none;letter-spacing:-.5px;}
.nav-links{display:flex;gap:16px;align-items:center;}
.nav-links a{color:var(--muted);text-decoration:none;font-size:.88rem;transition:color .2s;}
.nav-links a:hover{color:var(--text);}
.nav-links a.active{color:var(--text);}
.btn-login{background:var(--accent);color:#000;padding:8px 20px;border-radius:8px;font-weight:700;font-family:var(--mono);font-size:.82rem;text-decoration:none;transition:opacity .2s;}
.btn-login:hover{opacity:.85;}

/* Page header */
.page-header{max-width:1200px;margin:0 auto;padding:60px 24px 20px;text-align:center;}
.page-header h1{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:700;line-height:1.2;margin-bottom:14px;}
.page-header h1 .gradient{background:linear-gradient(135deg,var(--accent),var(--accent-2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.page-header p{font-size:1.05rem;color:var(--muted);max-width:600px;margin:0 auto;line-height:1.6;}

/* Toggle annual/monthly */
.billing-toggle{display:flex;align-items:center;justify-content:center;gap:12px;margin:32px auto 0;font-size:.9rem;}
.billing-toggle span{color:var(--muted);transition:color .2s;cursor:pointer;}
.billing-toggle span.active{color:var(--text);font-weight:500;}
.toggle-track{position:relative;width:48px;height:26px;background:rgba(103,199,255,.15);border:1px solid rgba(103,199,255,.25);border-radius:13px;cursor:pointer;transition:background .2s;}
.toggle-track::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;background:var(--accent);border-radius:50%;transition:transform .2s;}
.toggle-track.annual::after{transform:translateX(22px);}
.discount-badge{display:inline-block;background:rgba(142,241,202,.12);border:1px solid rgba(142,241,202,.2);color:var(--accent-2);font-family:var(--mono);font-size:.72rem;padding:3px 10px;border-radius:12px;margin-left:4px;}

/* Pricing grid */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1100px;margin:40px auto 0;padding:0 24px;align-items:start;}

/* Card */
.price-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;position:relative;transition:border-color .2s,transform .2s;}
.price-card:hover{border-color:rgba(103,199,255,.25);}
.price-card.featured{border-color:var(--accent);background:var(--panel-2);transform:scale(1.03);z-index:1;}
.price-card.featured::before{content:"LE PLUS POPULAIRE";position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#07111b;font-family:var(--mono);font-size:.65rem;font-weight:700;padding:4px 16px;border-radius:20px;letter-spacing:.5px;white-space:nowrap;}
.card-tier{font-family:var(--mono);font-size:.75rem;color:var(--accent);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px;}
.card-name{font-size:1.35rem;font-weight:700;margin-bottom:16px;}
.card-price{margin-bottom:20px;}
.card-price .amount{font-size:2.4rem;font-weight:700;font-family:var(--mono);}
.card-price .amount .currency{font-size:1.2rem;vertical-align:super;}
.card-price .period{font-size:.82rem;color:var(--muted);}
.card-price .annual-note{display:none;font-size:.75rem;color:var(--accent-2);font-family:var(--mono);margin-top:4px;}
.annual .card-price .annual-note{display:block;}
.card-features{list-style:none;margin-bottom:28px;}
.card-features li{padding:7px 0;font-size:.88rem;color:var(--muted);display:flex;align-items:flex-start;gap:10px;line-height:1.45;}
.card-features li::before{content:"";display:inline-block;width:18px;height:18px;min-width:18px;margin-top:2px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%238ef1ca'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-size:contain;}
.card-features .separator{padding:4px 0;border:none;font-size:.72rem;font-family:var(--mono);color:var(--accent);text-transform:uppercase;letter-spacing:.3px;}
.card-features .separator::before{display:none;}
.card-cta{display:block;width:100%;text-align:center;padding:14px;border-radius:10px;font-weight:700;font-family:var(--mono);font-size:.88rem;text-decoration:none;transition:transform .15s,opacity .15s;}
.card-cta:hover{transform:translateY(-1px);opacity:.9;}
.card-cta.primary{background:var(--accent);color:#07111b;}
.card-cta.secondary{background:transparent;border:1px solid var(--line);color:var(--text);}
.card-cta.secondary:hover{border-color:var(--accent);color:var(--accent);}

/* FAQ */
.faq-section{max-width:800px;margin:80px auto 0;padding:0 24px 80px;}
.faq-section h2{font-size:1.6rem;text-align:center;margin-bottom:36px;}
.faq-item{border-bottom:1px solid var(--line);padding:20px 0;}
.faq-item:first-of-type{border-top:1px solid var(--line);}
.faq-q{font-size:1rem;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;user-select:none;}
.faq-q::after{content:"+";font-family:var(--mono);font-size:1.2rem;color:var(--accent);transition:transform .2s;min-width:20px;text-align:center;}
.faq-item.open .faq-q::after{content:"-";}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease;}
.faq-item.open .faq-a{max-height:300px;padding-top:12px;}
.faq-a p{font-size:.9rem;color:var(--muted);line-height:1.65;}

/* Footer */
.footer{max-width:1200px;margin:0 auto;padding:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;}
.footer span{font-size:.75rem;color:var(--muted);font-family:var(--mono);}

/* Mobile */
@media(max-width:860px){
  .pricing-grid{grid-template-columns:1fr;max-width:440px;}
  .price-card.featured{transform:none;}
  .nav-links{gap:10px;}
}
@media(max-width:640px){
  .nav{padding:14px 18px;}
  .page-header{padding:40px 18px 16px;}
  .pricing-grid{padding:0 18px;}
  .faq-section{padding:0 18px 60px;}
  .nav-links .hide-mobile{display:none;}
}