/* ============================================================
   Ampliris IA — feuille de style partagée des articles de blog
   (le "template" : tout article HTML qui la référence hérite du
   design 10/10 : sommaire figé, drop cap, callouts, etc.)
   ============================================================ */
:root{
  --paper:#FFFFFF;--bone:#FAF7F2;--ink:#1C1A17;--graphite:#6A645C;--mist:#E9E3DA;
  --clay-700:#8F3F26;--clay-600:#C05A38;--clay-200:#ECC6B2;--clay-50:#F8ECE4;
  --serif:'Cormorant Garamond',Georgia,serif;--sans:'Jost',Arial,sans-serif;
  --shadow:0 24px 60px -28px rgba(28,26,23,.28);
  --shadow-lg:0 40px 90px -40px rgba(28,26,23,.42);
  --measure:720px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;scroll-padding-top:92px;}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.75;-webkit-font-smoothing:antialiased;}
.bg-layer{position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:radial-gradient(48% 38% at 92% -5%,rgba(192,90,56,.07),transparent 60%),linear-gradient(180deg,#FFFFFF,#FDFBF8 60%,#FAF7F2);}
a{color:inherit;text-decoration:none;}
.mk{display:inline-block;line-height:0;}
.mk svg{display:block;width:100%;height:100%;}

.progress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--clay-600),var(--clay-700));z-index:60;transition:width .08s linear;}

nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,0.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--mist);}
nav .in{max-width:1180px;margin:0 auto;padding:14px 32px;display:flex;align-items:center;justify-content:space-between;}
.brand{display:flex;align-items:center;gap:11px;}
.brand .mk{width:32px;height:32px;}
.brand .w{font-family:var(--serif);font-weight:600;font-size:26px;letter-spacing:-1px;}
.brand .w .ia{font-family:'Inter',sans-serif;font-weight:600;font-size:11px;letter-spacing:2px;color:var(--clay-600);vertical-align:super;margin-left:4px;}
nav .back{font-size:14px;color:var(--graphite);}
nav .back:hover{color:var(--clay-600);}
nav .cta{font-size:14px;font-weight:500;color:#fff;background:var(--clay-600);padding:10px 20px;border-radius:100px;transition:.2s;}
nav .cta:hover{background:var(--clay-700);transform:translateY(-1px);}
nav .right{display:flex;align-items:center;gap:24px;}
@media(max-width:620px){nav .back{display:none;}}

.shell{max-width:var(--measure);margin:0 auto;padding:0 28px;}
.crumb{font-size:13px;color:var(--graphite);padding:30px 0 0;letter-spacing:.2px;}
.crumb a:hover{color:var(--clay-600);}
.crumb .here{color:var(--clay-600);}

header.post{padding:30px 0 4px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--clay-600);}
.eyebrow .mk{width:15px;height:15px;}
h1{font-family:var(--sans);font-weight:700;font-size:clamp(36px,5.8vw,58px);line-height:1.06;letter-spacing:-1.8px;color:var(--ink);margin:18px 0 0;}
h1 .accent{display:block;width:72px;height:5px;border-radius:4px;background:var(--clay-600);margin-top:24px;}
.dek{font-family:var(--serif);font-style:italic;font-size:clamp(20px,3vw,26px);line-height:1.4;color:var(--graphite);margin:24px 0 0;max-width:640px;}
.byline{display:flex;align-items:center;gap:13px;margin:28px 0 0;font-size:14px;color:var(--graphite);flex-wrap:wrap;}
.byline img{width:40px;height:40px;border-radius:50%;object-fit:cover;object-position:50% 22%;border:1px solid var(--mist);}
.byline .nm{color:var(--ink);font-weight:500;}
.byline .dot{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.5;}

.coverwrap{max-width:var(--measure);margin:30px auto 0;padding:0 28px;}
.cover{width:100%;height:auto;border-radius:18px;border:1px solid var(--mist);box-shadow:var(--shadow);display:block;background:#FDFBF8;}
.cover-cap{max-width:var(--measure);margin:10px auto 0;padding:0 28px;font-size:13px;color:var(--graphite);font-style:italic;}

/* LAYOUT À SOMMAIRE FIGÉ (sticky) */
.article-layout{max-width:980px;margin:0 auto;padding:0 28px;display:grid;grid-template-columns:228px minmax(0,672px);column-gap:48px;grid-template-areas:"head head" "toc main";justify-content:center;align-items:start;}
.al-head{grid-area:head;padding-left:276px;}
.al-head .crumb{padding-top:30px;}
.al-head .coverwrap{max-width:none;margin:28px 0 0;padding:0;}
.al-head .cover-cap{max-width:none;margin:10px 0 0;padding:0;}
.toc-side{grid-area:toc;position:sticky;top:96px;}
.article-main{grid-area:main;min-width:0;}

.toc{border:1px solid var(--mist);background:rgba(255,255,255,.78);border-radius:16px;padding:20px;backdrop-filter:blur(6px);}
.toc .t{font-size:11px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:var(--graphite);margin-bottom:12px;}
.toc ol{list-style:none;counter-reset:toc;display:grid;gap:1px;}
.toc li{counter-increment:toc;}
.toc a{display:grid;grid-template-columns:22px 1fr;column-gap:10px;align-items:baseline;font-size:14px;line-height:1.4;color:var(--graphite);padding:8px 10px;border-radius:9px;transition:background .15s,color .15s;}
.toc a::before{content:counter(toc,decimal-leading-zero);font-family:var(--sans);font-weight:600;font-size:11px;color:var(--clay-200);text-align:left;}
.toc a span{min-width:0;}
.toc a:hover{background:var(--clay-50);color:var(--ink);}
.toc a.active{color:var(--clay-700);font-weight:600;background:var(--clay-50);}
.toc a.active::before{color:var(--clay-600);}
.toc .rt{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--clay-700);background:var(--clay-50);border:1px solid var(--clay-200);padding:6px 12px;border-radius:100px;white-space:nowrap;margin-top:14px;}
.toc .rt svg{width:14px;height:14px;}

@media(max-width:980px){
  .article-layout{display:block;max-width:720px;}
  .al-head{padding-left:0;}
  .toc-side{position:static;margin:0 0 10px;}
}

/* CORPS */
article{padding:18px 0 10px;}
article p{font-size:19px;color:#2c2925;margin:0 0 24px;}
article p a{color:var(--clay-700);font-weight:500;border-bottom:1px solid var(--clay-200);}
article p a:hover{border-color:var(--clay-600);}
article > p.first::first-letter{font-family:var(--serif);font-weight:700;font-size:74px;line-height:.78;float:left;margin:8px 12px 0 0;color:var(--clay-600);}
article h2{font-family:var(--serif);font-weight:700;font-size:clamp(28px,4vw,38px);letter-spacing:-.7px;line-height:1.12;margin:54px 0 16px;scroll-margin-top:90px;}
article h2 .num{font-family:var(--sans);font-weight:600;font-size:14px;color:var(--clay-600);letter-spacing:1px;display:block;margin-bottom:6px;}
article h2 em{font-style:italic;color:var(--clay-600);}
article h3{font-family:var(--sans);font-weight:600;font-size:21px;margin:36px 0 10px;letter-spacing:-.2px;}
article ul{margin:0 0 24px;padding-left:0;list-style:none;}
article ul li{font-size:19px;color:#2c2925;padding-left:28px;position:relative;margin-bottom:12px;}
article ul li::before{content:"";position:absolute;left:2px;top:13px;width:9px;height:9px;border-radius:50%;background:var(--clay-50);border:1.5px solid var(--clay-600);}
article ol{counter-reset:li;list-style:none;padding-left:0;margin:0 0 24px;}
article ol>li{counter-increment:li;font-size:19px;color:#2c2925;padding-left:42px;position:relative;margin-bottom:14px;}
article ol>li::before{content:counter(li);position:absolute;left:0;top:3px;width:27px;height:27px;border-radius:50%;background:var(--clay-50);border:1px solid var(--clay-200);color:var(--clay-700);font-family:var(--sans);font-weight:600;font-size:13px;display:flex;align-items:center;justify-content:center;}
article strong{font-weight:600;color:var(--ink);}
code,.kbd{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.82em;background:var(--clay-50);border:1px solid var(--clay-200);color:var(--clay-700);padding:1px 7px;border-radius:6px;}

blockquote{position:relative;margin:36px 0;padding:8px 0 8px 30px;border-left:3px solid var(--clay-600);}
blockquote p{font-family:var(--serif);font-style:italic;font-size:clamp(23px,3.4vw,28px);line-height:1.34;color:var(--ink);margin:0;}

/* liste de "codes" / raccourcis : terme -> sens */
.codes{display:grid;gap:10px;margin:26px 0;}
.codes .row{display:grid;grid-template-columns:170px 1fr;gap:18px;align-items:baseline;padding:15px 20px;border:1px solid var(--mist);border-radius:12px;background:#fff;transition:.15s;}
.codes .row:hover{border-color:var(--clay-200);}
.codes .row .k{font-family:ui-monospace,Menlo,monospace;font-size:14px;font-weight:700;color:var(--clay-700);}
.codes .row .v{font-size:16px;color:var(--graphite);}
@media(max-width:560px){.codes .row{grid-template-columns:1fr;gap:4px;}}

/* TL;DR */
.tldr{background:var(--clay-50);border:1px solid var(--clay-200);border-radius:18px;padding:26px 30px;margin:34px 0;}
.tldr .h{display:flex;align-items:center;gap:10px;font-size:12px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:var(--clay-700);margin-bottom:12px;}
.tldr .h .mk{width:18px;height:18px;}
.tldr ul{margin:0;}
.tldr li{font-size:16.5px;color:var(--ink);margin-bottom:8px;}
.tldr li::before{top:11px;}

/* CARTES (méthode / étapes) */
.daeg{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:32px 0;}
.daeg .c{border:1px solid var(--mist);border-radius:18px;padding:26px;background:#fff;transition:.2s;}
.daeg .c:hover{border-color:var(--clay-200);transform:translateY(-3px);box-shadow:var(--shadow);}
.daeg .c .l{font-family:var(--serif);font-weight:700;font-size:24px;color:#fff;width:50px;height:50px;border-radius:50%;background:var(--clay-600);display:flex;align-items:center;justify-content:center;margin-bottom:15px;box-shadow:0 10px 22px -10px rgba(192,90,56,.8);}
.daeg .c h4{font-size:18px;font-weight:600;margin-bottom:6px;}
.daeg .c p{font-size:15.5px;color:var(--graphite);margin:0;}

/* CALLOUT */
.callout{position:relative;overflow:hidden;background:var(--ink);color:#fff;border-radius:24px;padding:46px 40px;margin:54px 0;text-align:center;}
.callout::before{content:"";position:absolute;inset:0;background:radial-gradient(70% 120% at 50% -20%,rgba(192,90,56,.28),transparent 60%);}
.callout>*{position:relative;}
.callout h3{font-family:var(--serif);font-weight:700;font-size:30px;color:#fff;margin-bottom:10px;letter-spacing:-.5px;}
.callout p{color:#C9C3BA;font-size:16px;margin-bottom:26px;}
.callout .btn{display:inline-flex;align-items:center;gap:8px;background:var(--clay-600);color:#fff;font-weight:500;font-size:15px;padding:14px 30px;border-radius:100px;transition:.2s;}
.callout .btn:hover{background:var(--clay-700);transform:translateY(-1px);}

.author-box{display:flex;gap:18px;align-items:center;border:1px solid var(--mist);border-radius:20px;padding:26px;margin:48px 0;background:var(--bone);}
.author-box img{width:68px;height:68px;border-radius:50%;object-fit:cover;object-position:50% 22%;flex-shrink:0;border:1px solid var(--mist);}
.author-box .n{font-weight:600;font-size:16px;}
.author-box .b{font-size:14.5px;color:var(--graphite);margin-top:3px;}
.author-box .b a{color:var(--clay-600);font-weight:500;}

.related{border-top:1px solid var(--mist);margin-top:34px;padding:48px 0 0;}
.related h2{font-family:var(--serif);font-weight:700;font-size:30px;letter-spacing:-.5px;margin-bottom:22px;}
.rgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.rcard{border:1px solid var(--mist);border-radius:16px;padding:22px 24px;transition:.2s;background:#fff;}
.rcard:hover{border-color:var(--clay-200);transform:translateY(-3px);box-shadow:var(--shadow);}
.rcard .rc{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--clay-600);font-weight:600;}
.rcard h4{font-family:var(--serif);font-weight:600;font-size:20px;margin-top:6px;line-height:1.2;}

footer{border-top:1px solid var(--mist);margin-top:64px;padding:40px 0;}
footer .in{max-width:var(--measure);margin:0 auto;padding:0 28px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--graphite);}
footer a:hover{color:var(--clay-600);}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto;}.progress{transition:none;}}
@media(max-width:680px){
  article p,article ul li,article ol>li{font-size:17.5px;}
  article > p.first::first-letter{font-size:60px;}
  .daeg,.rgrid{grid-template-columns:1fr;}
  .callout{padding:38px 26px;}
}

/* ===== Mot accent en MAJUSCULE, bold, dégradé qui défile (effet sheen) ===== */
.gradword{text-transform:uppercase;font-weight:700;letter-spacing:-1px;
  background:linear-gradient(100deg,#C05A38 0%,#8F3F26 28%,#E08B66 50%,#8F3F26 72%,#C05A38 100%);
  background-size:220% auto;-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;
  animation:sheen 5.5s linear infinite;}
@keyframes sheen{to{background-position:-220% center}}

/* ===== Liste des prompts (numérotés, citation + astuce) ===== */
.prompts{display:grid;gap:16px;margin:30px 0;counter-reset:p;}
.prompt{border:1px solid var(--mist);border-radius:16px;padding:24px 26px;background:#fff;counter-increment:p;transition:.2s;}
.prompt:hover{border-color:var(--clay-200);transform:translateY(-3px);box-shadow:var(--shadow);}
.prompt h3{font-family:var(--sans);font-weight:600;font-size:18px;margin:0 0 12px;padding-left:46px;position:relative;line-height:1.3;}
.prompt h3::before{content:counter(p);position:absolute;left:0;top:-3px;width:32px;height:32px;border-radius:50%;background:var(--clay-600);color:#fff;font-family:var(--sans);font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 18px -8px rgba(192,90,56,.8);}
.prompt .q{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:14.5px;line-height:1.55;color:var(--ink);background:var(--clay-50);border-left:3px solid var(--clay-600);border-radius:0 10px 10px 0;padding:13px 16px;margin:0 0 12px;}
.prompt .tip{font-size:14.5px;color:var(--graphite);line-height:1.55;margin:0;}
.prompt .tip b{color:var(--clay-700);font-weight:600;}

@media (prefers-reduced-motion:reduce){.gradword{animation:none;}}