/* ============================================================
   NUMOA · DOMUS — Feuille de style commune (charte Méridien)
   Partagée par tous les articles du blog. Mobile-first.
   ============================================================ */
:root{
  --navy:#0F2942;--navy-deep:#081A2E;--navy-mid:#1F4D78;
  --copper:#C8924A;--copper-deep:#A07235;--copper-light:#E5C290;--copper-glow:#F0D4A0;
  --parchment:#F5F0E8;--parchment-light:#FAF7F1;--parchment-warm:#EDE4D2;
  --ink:#1a1a1a;--grey-warm:#6b6358;--grey-soft:#9a9388;
  --rule:rgba(15,41,66,.1);--rule-light:rgba(15,41,66,.06);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;background:var(--parchment-light);color:var(--navy);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.container{max-width:1280px;margin:0 auto;padding:0 32px}
.reading{max-width:760px;margin:0 auto;padding:0 32px}
@media (max-width:720px){.container{padding:0 20px}.reading{padding:0 20px}}

.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(250,247,241,.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--rule-light);padding:14px 32px;display:flex;justify-content:space-between;align-items:center}
.nav-brand{display:flex;align-items:center;gap:10px;font-family:'Fraunces',serif;font-weight:600;font-size:22px;color:var(--navy);letter-spacing:-.02em;text-decoration:none}
.nav-brand .symbol{display:inline-flex;width:24px;height:24px}
.nav-links{display:flex;gap:32px;align-items:center;font-size:13px;font-weight:500}
.nav-links a{color:var(--grey-warm);text-decoration:none;transition:color .2s}
.nav-links a:hover{color:var(--navy)}
.nav-cta{background:var(--navy);color:var(--parchment);padding:10px 18px;border-radius:99px;font-size:12px;font-weight:600;text-decoration:none;transition:all .2s}
.nav-cta:hover{background:var(--copper);color:var(--navy)}
@media (max-width:880px){.nav-links a:not(.nav-cta){display:none}.nav{padding:12px 20px}}

.art-hero{background:var(--navy);color:var(--parchment);padding:140px 32px 72px;position:relative;overflow:hidden}
.art-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 80% 20%, rgba(200,146,74,.12), transparent 55%),radial-gradient(circle at 10% 90%, rgba(200,146,74,.05), transparent 60%);pointer-events:none}
.art-hero::after{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(200,146,74,.025) 1px, transparent 1px),linear-gradient(90deg, rgba(200,146,74,.025) 1px, transparent 1px);background-size:64px 64px;pointer-events:none;mask-image:radial-gradient(ellipse at center, black 50%, transparent 82%);-webkit-mask-image:radial-gradient(ellipse at center, black 50%, transparent 82%)}
.art-hero-inner{max-width:860px;margin:0 auto;position:relative;z-index:2}
.art-breadcrumb{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--copper-light);margin-bottom:36px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.art-breadcrumb a{color:rgba(245,240,232,.55);text-decoration:none}
.art-breadcrumb a:hover{color:var(--copper-light)}
.art-breadcrumb .sep{color:rgba(245,240,232,.3)}
.art-tags{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px}
.tag{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.15em;text-transform:uppercase;padding:6px 12px;border-radius:99px;background:rgba(200,146,74,.12);border:1px solid rgba(200,146,74,.3);color:var(--copper-glow)}
.tag.alt{background:rgba(94,176,229,.1);border-color:rgba(94,176,229,.3);color:#9fd0f0}
.art-title{font-family:'Fraunces',serif;font-weight:500;font-size:clamp(36px,5.6vw,70px);line-height:1.03;letter-spacing:-.025em;margin-bottom:28px}
.art-title em{font-style:italic;font-weight:300;color:var(--copper-light)}
.art-lede{font-family:'Fraunces',serif;font-weight:300;font-size:clamp(18px,2.4vw,24px);line-height:1.45;color:rgba(245,240,232,.85);max-width:680px}
.art-meta-bar{margin-top:48px;padding-top:24px;border-top:1px solid rgba(200,146,74,.2);display:flex;flex-wrap:wrap;gap:28px;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.art-meta-bar .label{color:var(--copper-deep);display:block;margin-bottom:5px}
.art-meta-bar .val{color:rgba(245,240,232,.82);font-size:12px}

.art-body{padding:80px 0 40px}
@media (max-width:720px){.art-body{padding:56px 0 32px}}
.art-body h2{font-family:'Fraunces',serif;font-weight:500;font-size:clamp(28px,3.6vw,40px);line-height:1.12;letter-spacing:-.015em;color:var(--navy);margin:64px 0 8px;padding-top:24px}
.art-body h2:first-child{margin-top:0;padding-top:0}
.art-body h2 .step-no{display:block;font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--copper-deep);font-weight:500;margin-bottom:12px}
.art-body h3{font-family:'Fraunces',serif;font-weight:500;font-size:clamp(20px,2.6vw,26px);line-height:1.2;color:var(--navy);margin:40px 0 14px;letter-spacing:-.01em}
.art-body p{font-size:17px;line-height:1.72;color:var(--ink);margin-bottom:22px}
.art-body p.intro{font-family:'Fraunces',serif;font-weight:300;font-size:clamp(19px,2.2vw,22px);line-height:1.55;color:var(--navy)}
.art-body a{color:var(--copper-deep);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.art-body a:hover{color:var(--copper)}
.art-body strong{font-weight:600;color:var(--navy)}
.art-body em{font-style:italic}
.art-body code{font-family:'JetBrains Mono',monospace;font-size:.88em;background:rgba(15,41,66,.06);padding:2px 6px;border-radius:3px;color:var(--navy-mid)}
.art-body ul,.art-body ol{margin:0 0 24px;padding-left:0;list-style:none}
.art-body ul li,.art-body ol li{position:relative;padding-left:30px;margin-bottom:12px;font-size:17px;line-height:1.68;color:var(--ink)}
.art-body ul li::before{content:'';position:absolute;left:6px;top:11px;width:6px;height:6px;border-radius:1px;background:var(--copper);transform:rotate(45deg)}
.art-body ol{counter-reset:li}
.art-body ol li{counter-increment:li}
.art-body ol li::before{content:counter(li);position:absolute;left:0;top:1px;font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:700;color:var(--copper-deep)}
.art-body .intro::first-letter{font-family:'Fraunces',serif;float:left;font-size:72px;line-height:.78;font-weight:600;color:var(--copper);margin:7px 12px 0 0}

.callout{background:var(--parchment-warm);border-left:3px solid var(--copper);border-radius:4px;padding:24px 26px;margin:34px 0}
.callout .c-label{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--copper-deep);margin-bottom:10px;display:block}
.callout p{margin:0;font-size:16px;line-height:1.65;color:var(--navy)}
.callout.warn{border-left-color:#5EB0E5;background:rgba(94,176,229,.07)}
.callout.warn .c-label{color:#3A7FAA}

.code-block{background:var(--navy-deep);border-radius:6px;padding:22px 24px;margin:28px 0;overflow-x:auto;border:1px solid rgba(200,146,74,.15)}
.code-block .c-head{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--copper-light);margin-bottom:14px;display:flex;justify-content:space-between;align-items:center}
.code-block pre{font-family:'JetBrains Mono',monospace;font-size:13px;line-height:1.7;color:rgba(245,240,232,.92);white-space:pre;margin:0}
.code-block .cm{color:#7fa6b8}
.code-block .ky{color:var(--copper-light)}
.code-block .ok{color:#3BAF78}
.code-block .bad{color:#d98b8b}

.compare{width:100%;border-collapse:collapse;margin:30px 0;font-size:15px}
.compare th,.compare td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--rule);vertical-align:top}
.compare th{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--copper-deep);font-weight:500;border-bottom:1px solid var(--copper)}
.compare td{color:var(--ink);line-height:1.55}
.compare td:first-child{font-weight:600;color:var(--navy)}
.compare-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}

.pull{font-family:'Fraunces',serif;font-weight:300;font-style:italic;font-size:clamp(22px,3vw,30px);line-height:1.4;color:var(--navy);text-align:center;margin:56px 0;padding:0 20px}
.pull .mk{color:var(--copper);font-style:normal}

.checklist{background:var(--navy);color:var(--parchment);border-radius:6px;padding:40px;margin:48px 0}
.checklist .head{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--copper-light);margin-bottom:24px;padding-bottom:14px;border-bottom:1px solid rgba(245,240,232,.15)}
.checklist ul{list-style:none;padding:0;margin:0}
.checklist li{position:relative;padding-left:32px;margin-bottom:14px;font-size:15px;line-height:1.55;color:rgba(245,240,232,.88)}
.checklist li::before{content:'✓';position:absolute;left:0;top:0;font-family:'JetBrains Mono',monospace;font-weight:700;color:var(--copper-light)}
@media (max-width:720px){.checklist{padding:28px 22px}}

.art-foot{border-top:1px solid var(--rule);margin-top:48px;padding-top:32px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}
.author{display:flex;align-items:center;gap:14px}
.author .av{width:46px;height:46px;border-radius:23px;background:rgba(200,146,74,.12);border:1.5px solid var(--copper);display:flex;align-items:center;justify-content:center;font-family:'JetBrains Mono',monospace;color:var(--copper-deep);font-size:16px;font-weight:700}
.author .a-name{font-family:'Fraunces',serif;font-weight:500;font-size:16px;color:var(--navy)}
.author .a-role{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--grey-warm);margin-top:2px}
.share{display:flex;gap:10px}
.share a{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.1em;text-transform:uppercase;padding:9px 14px;border-radius:99px;border:1px solid var(--rule);color:var(--grey-warm);text-decoration:none;transition:all .2s}
.share a:hover{border-color:var(--copper);color:var(--copper-deep)}

.related{background:var(--parchment-warm);padding:80px 32px}
@media (max-width:720px){.related{padding:56px 20px}}
.related .section-head{max-width:760px;margin:0 auto 40px;padding-bottom:20px;border-bottom:1px solid var(--rule)}
.related h2{font-family:'Fraunces',serif;font-weight:500;font-size:clamp(26px,3.2vw,36px);color:var(--navy);letter-spacing:-.015em}
.related-grid{max-width:760px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--rule);border:1px solid var(--rule);border-radius:6px;overflow:hidden}
@media (max-width:600px){.related-grid{grid-template-columns:1fr}}
.rel-card{background:var(--parchment-light);padding:28px;text-decoration:none;display:block;transition:background .2s}
.rel-card:hover{background:var(--parchment)}
.rel-card .r-tag{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--copper-deep)}
.rel-card .r-title{font-family:'Fraunces',serif;font-weight:500;font-size:19px;line-height:1.25;color:var(--navy);margin-top:10px;letter-spacing:-.01em}

footer{background:var(--navy-deep);color:var(--parchment);padding:72px 32px 40px}
@media (max-width:720px){footer{padding:56px 20px 32px}}
.footer-inner{max-width:1280px;margin:0 auto}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(245,240,232,.1)}
@media (max-width:880px){.footer-top{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:560px){.footer-top{grid-template-columns:1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .logo-text{font-family:'Fraunces',serif;font-weight:600;font-size:24px;color:var(--parchment);letter-spacing:-.02em}
.footer-tagline{font-size:14px;line-height:1.6;color:rgba(245,240,232,.5);max-width:340px}
.footer-col h4{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.15em;text-transform:uppercase;color:var(--copper-light);margin-bottom:16px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px}
.footer-col a{color:rgba(245,240,232,.6);text-decoration:none;font-size:14px;transition:color .2s}
.footer-col a:hover{color:var(--copper-light)}
.footer-bottom{margin-top:32px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.1em;color:rgba(245,240,232,.4)}

/* Schémas filaires (réseau) */
.diagram{background:var(--navy);border-radius:6px;padding:32px 24px;margin:34px 0;overflow-x:auto}
.diagram svg{display:block;margin:0 auto;width:100%;max-width:640px;height:auto}
.diagram .d-cap{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--copper-light);text-align:center;margin-top:18px}