/* StreamingFast · guides techniques, direction « Aries ».
   Les jetons viennent de streamingfast-aries-landing : on ne les réinvente pas. */

@font-face{font-family:Ginora;src:url('assets/fonts/ginora-regular.otf') format('opentype');font-weight:400;font-display:swap}
@font-face{font-family:Ginora;src:url('assets/fonts/ginora-bold.otf') format('opentype');font-weight:700;font-display:swap}

:root{
  --bg:#1d1f20; --surface:#232526; --white:#f4f4f4; --muted:#b8b8b8; --dim:#929797;
  --lavender:#99a9ff; --mint:#5ce4cf; --line:rgba(184,184,184,.19);
  --gradient:linear-gradient(110deg,#99a9ff 12%,#8cc5ed 50%,#5ce4cf 91%);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0;background:var(--bg);color:var(--white);font-family:Ginora,Arial,sans-serif;
  font-size:16px;-webkit-font-smoothing:antialiased}
::selection{background:var(--lavender);color:var(--bg)}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
p{color:var(--muted);line-height:1.65;margin:0}
h1,h2,h3,h4{margin:0;font-weight:400}
a:focus-visible,button:focus-visible{outline:2px solid var(--mint);outline-offset:6px}

.wrap{width:calc(100% - 112px);max-width:1240px;margin-inline:auto}
.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:1.8px;line-height:1.65;color:var(--dim)}
.gradient-text{background:var(--gradient);background-clip:text;-webkit-background-clip:text;color:transparent}
.mint{color:var(--mint)}
.skip{position:fixed;left:20px;top:-80px;background:var(--mint);color:var(--bg);padding:12px;z-index:100}
.skip:focus{top:20px}

/* Le cadre : c'est la signature d'Aries, une page tenue dans un filet. */
.frame{border:1px solid var(--line);margin:28px;min-height:calc(100vh - 56px)}
@media(max-width:860px){.frame{margin:12px}.wrap{width:calc(100% - 40px)}}

header.bar{display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:22px 36px;border-bottom:1px solid var(--line);position:sticky;top:0;
  background:rgba(29,31,32,.92);backdrop-filter:blur(8px);z-index:20}
header.bar img{width:120px;height:auto;filter:brightness(0) invert(1)}
header.bar > a{flex-shrink:0}
nav.links{display:flex;gap:28px;font-size:14px;color:var(--muted);flex-wrap:wrap}
nav.links a:hover{color:var(--white)}
.cta-top{font-size:14px;border-bottom:1px solid var(--lavender);padding-bottom:4px;color:var(--lavender)}

.hero{padding:96px 0 72px;position:relative;overflow:hidden}
.hero .wrap{position:relative;z-index:2}
.hero .pattern{position:absolute;inset:0;opacity:.3;object-fit:cover;width:100%;height:100%;z-index:1}
.dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--mint);
  margin-right:10px;vertical-align:middle}
h1{font-size:clamp(40px,5.6vw,76px);line-height:1.06;letter-spacing:-2.4px;margin:22px 0 0;max-width:16ch}
h1 .second{display:block}
.lede{margin-top:22px;max-width:62ch;font-size:18px}
.actions{display:flex;gap:28px;align-items:center;flex-wrap:wrap;margin-top:38px}
.btn{background:var(--gradient);color:#15191a;padding:16px 26px;font-size:15px;
  display:inline-flex;align-items:center;gap:14px;border:0}
.btn:hover{filter:brightness(1.08)}
.btn-ghost{font-size:12px;text-transform:uppercase;letter-spacing:1.6px;color:var(--white);
  display:inline-flex;align-items:center;gap:12px}
.btn-ghost:hover{color:var(--mint)}

/* Les petites étiquettes à coin, reprises de la page Aries. */
.ticks{display:flex;justify-content:space-between;border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);padding:14px 0;margin-top:64px;gap:20px;flex-wrap:wrap}
.ticks span{font-size:10px;letter-spacing:1.6px;text-transform:uppercase;color:var(--dim)}
.ticks span::before{content:"+";margin-right:10px;color:var(--mint)}

.section{padding:76px 0;border-top:1px solid var(--line)}
h2{font-size:clamp(30px,3.4vw,46px);line-height:1.12;letter-spacing:-1.4px}
h3{font-size:26px;line-height:1.2;letter-spacing:-.5px}
.section-label{font-size:11px;letter-spacing:1.8px;text-transform:uppercase;color:var(--mint);
  margin-bottom:18px}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);margin-top:44px}
.card{background:var(--bg);padding:36px 32px 32px;display:flex;flex-direction:column;gap:14px}
.card:hover{background:var(--surface)}
.card .num{font-size:11px;letter-spacing:1.8px;color:var(--dim)}
.card h3{font-size:24px}
.card p{font-size:15px}
.card .go{margin-top:auto;padding-top:20px;font-size:12px;text-transform:uppercase;
  letter-spacing:1.6px;color:var(--mint)}

/* Page de guide : sommaire à gauche, chapitres à droite. */
.guide{display:grid;grid-template-columns:260px 1fr;gap:72px;align-items:start}
@media(max-width:1100px){.guide{grid-template-columns:1fr;gap:40px}}
.toc{position:sticky;top:112px}
@media(max-width:1100px){
  .toc{position:static}
  header.bar{flex-wrap:wrap}
  header.bar nav.links{order:3;flex-basis:100%;gap:12px 20px}
}
@media(max-width:600px){
  header.bar{position:relative;padding:20px;gap:20px 12px}
  header.bar img{max-width:150px;height:auto}
}
.toc .section-label{margin-bottom:14px}
.toc ol{list-style:none;margin:0;padding:0;counter-reset:c}
.toc li{counter-increment:c;border-top:1px solid var(--line)}
.toc li:last-child{border-bottom:1px solid var(--line)}
.toc a{display:block;padding:12px 0;font-size:14px;color:var(--muted);line-height:1.4}
.toc a::before{content:counter(c,decimal-leading-zero);margin-right:12px;color:var(--dim);font-size:11px}
.toc a:hover{color:var(--mint)}

.chapter{padding-bottom:56px;margin-bottom:56px;border-bottom:1px solid var(--line)}
.chapter:last-of-type{border-bottom:0}
.chapter h2{font-size:34px;letter-spacing:-1px;margin-bottom:22px}
.prose p{margin:0 0 18px;max-width:72ch}
.prose ul,.prose ol{color:var(--muted);line-height:1.65;max-width:72ch;padding-left:22px;margin:0 0 18px}
.prose li{margin-bottom:9px}
.prose strong{color:var(--white);font-weight:700}
.prose code{background:var(--surface);padding:2px 7px;font-size:14px;color:var(--mint)}
.prose h3{font-size:21px;margin:30px 0 14px}
.source-note{font-size:13px;color:var(--dim);border-left:2px solid var(--line);padding-left:16px}
.source-note a{color:var(--lavender)}

.panel{border:1px solid var(--line);background:var(--surface);padding:34px 32px;margin-top:40px}
.panel .section-label{margin-bottom:12px}
.panel dl{margin:0;display:grid;grid-template-columns:150px 1fr;gap:12px 24px}
@media(max-width:700px){.panel dl{grid-template-columns:1fr;gap:4px 0}}
.panel dt{font-size:11px;letter-spacing:1.6px;text-transform:uppercase;color:var(--dim)}
.panel dd{margin:0;color:var(--muted);line-height:1.6}

.biblio ol{color:var(--muted);line-height:1.6;padding-left:22px}
.biblio li{margin-bottom:14px}
.biblio a{color:var(--lavender)}
.biblio .url{display:block;font-size:12px;color:var(--dim);word-break:break-all}
.method{font-size:13px;color:var(--dim);margin-top:26px;max-width:72ch}

.closing{padding:88px 0;border-top:1px solid var(--line);text-align:center}
.closing h2{max-width:20ch;margin-inline:auto}
.closing .actions{justify-content:center}

footer.bar{border-top:1px solid var(--line);padding:26px 36px;display:flex;
  justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12px;color:var(--dim)}