:root{
  --navy:#0E3A5C; --navy-deep:#08253B; --navy-panel:#0A3050;
  --gold:#C99A4E; --gold-light:#E8C185;
  --paper:#F6F3EC; --line:#E2DDD3; --ink:#24303C; --ink-soft:#4A5663; --ink-mute:#7A858F;
  --serif:'Libre Baskerville',Georgia,serif;
  --sans:'IBM Plex Sans',system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.6}
img{max-width:100%;display:block}
a{color:var(--navy);text-decoration:none}
a:hover{color:var(--gold)}
h1,h2,h3{font-family:var(--serif);font-weight:700;margin:0;line-height:1.2;color:var(--navy)}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* Header */
.site-header{background:#fff;border-bottom:1px solid var(--line)}
.header-inner{display:flex;flex-wrap:wrap;align-items:center;gap:20px 32px;padding:18px 24px}
.brand{display:flex;align-items:center;gap:16px}
.brand-text{display:flex;flex-direction:column;gap:3px;border-left:1px solid #D3D8DD;padding-left:16px}
.brand-name{font-family:var(--serif);font-size:20px;font-weight:700;line-height:1.15;color:var(--navy)}
.brand-sub{font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-mute)}
.nav{display:flex;flex-wrap:wrap;align-items:center;gap:4px;margin-left:auto}
.nav a{padding:10px 16px;font-size:13.5px;letter-spacing:.04em;color:#55606C;border-bottom:2px solid transparent}
.nav a.is-active{color:var(--navy);border-bottom-color:var(--gold)}
.btn{display:inline-block;padding:14px 26px;font-size:13.5px;font-weight:600;letter-spacing:.06em}
.btn-gold{background:var(--gold);color:var(--navy-deep)}
.btn-gold:hover{background:var(--gold-light);color:var(--navy-deep)}
.btn-ghost{border:1px solid #6E90A9;color:#fff}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-light)}
.btn-nav{margin-left:12px;padding:11px 20px;background:var(--navy);color:#fff;font-size:13px;font-weight:500;letter-spacing:.05em}
.btn-nav:hover{background:var(--gold);color:var(--navy-deep)}

/* Hero */
.hero{position:relative;background:var(--navy);overflow:hidden}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;opacity:.22}
.hero-inner{position:relative;display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:48px;align-items:center;padding:72px 24px 78px}
.kicker{display:flex;align-items:center;gap:12px;font-size:11.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--gold-light)}
.kicker::before{content:"";display:block;width:34px;height:2px;background:var(--gold)}
.kicker-dark{color:#8A7346}
.kicker-dark::before{background:var(--gold)}
.hero h1{font-size:clamp(30px,4.2vw,52px);color:#fff;line-height:1.16;text-wrap:pretty}
.hero p{max-width:54ch;font-size:16px;line-height:1.7;color:#D6E2EC;text-wrap:pretty}
.hero-col{display:flex;flex-direction:column;gap:24px;min-width:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:6px}
.feature-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.feature-tab{display:flex;flex-direction:column;gap:6px;flex:1 1 130px;min-width:0;padding:12px 14px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.22);cursor:pointer;text-align:left;font-family:inherit;color:#fff}
.feature-tab:hover{border-color:var(--gold)}
.feature-tab.is-active{background:rgba(201,154,78,.18);border-color:var(--gold)}
.feature-tab span:first-child{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-light)}
.feature-tab span:last-child{font-size:12.5px;line-height:1.4}
.hero-figure{position:relative;min-width:0}
.hero-frame{position:relative;width:100%;aspect-ratio:4/5;background:var(--navy-panel);border:1px solid #3E6684;overflow:hidden}
.hero-frame img{width:100%;height:100%;object-fit:cover}
.plate{position:absolute;left:-14px;bottom:-22px;display:flex;flex-direction:column;gap:4px;padding:14px 18px;background:var(--navy-deep);border-left:3px solid var(--gold);max-width:76%}
.plate span:first-child{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-light)}
.plate span:last-child{font-family:var(--serif);font-size:14px;line-height:1.45;color:#fff}

/* Stats */
.stats{background:#fff;border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.stat{display:flex;flex-direction:column;gap:8px;padding:32px 26px 32px 0}
.stat b{font-family:var(--serif);font-size:32px;line-height:1;color:var(--navy)}
.stat span{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute)}

/* La revue */
.about{padding:84px 0}
.about-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:56px}
.about h2{font-size:clamp(26px,3vw,36px);line-height:1.22;text-wrap:pretty}
.about p{font-size:16px;line-height:1.8;color:#3B4754;text-wrap:pretty}
.link-under{align-self:flex-start;margin-top:4px;padding-bottom:4px;font-size:13.5px;font-weight:600;letter-spacing:.06em;border-bottom:2px solid var(--gold)}
.col{display:flex;flex-direction:column;gap:22px;min-width:0}
.pillars{display:flex;flex-direction:column;gap:16px;min-width:0}
.pillar{display:flex;gap:18px;padding:22px 24px;background:#fff;border:1px solid var(--line);border-left:3px solid var(--navy)}
.pillar b{font-family:var(--serif);font-size:14px;font-weight:400;color:var(--gold);padding-top:2px}
.pillar h3{font-size:17px;font-weight:400}
.pillar p{font-size:14px;line-height:1.65;color:var(--ink-soft);margin:6px 0 0}

/* Numéros */
.issues{padding:0 0 90px}
.section-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:16px;padding-bottom:18px;border-bottom:1px solid #DDD7CB;margin-bottom:28px}
.section-head h2{font-size:clamp(24px,2.6vw,32px)}
.section-head a{font-size:13px;letter-spacing:.06em;color:#6E7885}
.issue-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px}
.issue{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line)}
.issue:hover{border-color:var(--gold)}
.issue-cover{width:100%;aspect-ratio:3/2;background:#EDE8DE;overflow:hidden}
.issue-cover img{width:100%;height:100%;object-fit:cover}
.issue-body{display:flex;flex-direction:column;gap:9px;padding:22px 24px 26px}
.issue-ref{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:#8A7346}
.issue-title{font-family:var(--serif);font-size:18px;line-height:1.35;color:var(--navy);text-wrap:pretty}
.issue-meta{font-size:13.5px;line-height:1.6;color:#6E7885}

/* Soumission */
.cta{background:var(--navy-deep);padding:70px 0}
.cta-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:40px;align-items:center}
.cta h2{font-size:clamp(24px,2.8vw,34px);line-height:1.24;color:#fff;text-wrap:pretty}
.cta p{max-width:58ch;font-size:15.5px;line-height:1.75;color:#C9D6E0;text-wrap:pretty}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;min-width:0}

/* Footer */
.site-footer{background:var(--navy);color:#C9D6E0;padding:62px 0 30px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:40px}
.footer-col{display:flex;flex-direction:column;gap:14px;min-width:0}
.footer-col h3{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-light);font-family:var(--sans);font-weight:600}
.footer-col a{font-size:13.5px;color:#C9D6E0}
.footer-col a:hover{color:var(--gold-light)}
.footer-col p,.footer-col address{margin:0;font-size:13.5px;line-height:1.75;color:#A9BECD;font-style:normal}
.footer-col strong{color:#fff;font-weight:400}
.footer-brand{display:flex;align-items:center;gap:14px}
.footer-brand .brand-name{color:#fff;font-size:17px}
.footer-brand .brand-sub{color:#9FB6C8;font-size:10px;letter-spacing:.2em}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px 26px;align-items:center;margin-top:42px;padding-top:22px;border-top:1px solid #2B5473;font-size:12px;color:#8FA8BB}
.footer-bottom span:last-child{margin-left:auto}
@media (max-width:640px){
  .nav{width:100%;margin-left:0}
  .btn-nav{margin-left:0}
  .hero-inner{padding:52px 24px 60px}
  .footer-bottom span:last-child{margin-left:0}
}

/* ---------------------------------------------------- */
/* Pages internes : La revue, Normes, Numéros, Soumission */
/* ---------------------------------------------------- */

.page-hero{position:relative;background:var(--navy);padding:56px 0 50px;overflow:hidden}
.page-hero .wrap{position:relative}
.page-hero .kicker{color:var(--gold-light);margin-bottom:16px}
.page-hero h1{font-size:clamp(28px,3.6vw,42px);color:#fff;line-height:1.18}
.page-hero .subtitle{max-width:60ch;margin-top:14px;font-size:15.5px;line-height:1.7;color:#D6E2EC}

.page-body{padding:70px 0 90px}
.page-layout{display:grid;grid-template-columns:2.2fr 1fr;gap:56px;align-items:start}
@media (max-width:860px){.page-layout{grid-template-columns:1fr}}

.detail-block{margin-bottom:44px}
.detail-block h2{font-size:20px;margin-bottom:14px}
.detail-block p{font-size:15px;line-height:1.8;color:#3B4754;margin:0 0 14px}
.detail-block ul{margin:0 0 14px;padding-left:20px}
.detail-block li{font-size:14.5px;line-height:1.75;color:#3B4754;margin-bottom:6px}

.committee-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:10px 24px}
.committee-grid div{font-size:14px;line-height:1.6;color:#3B4754;padding:10px 0;border-bottom:1px solid var(--line)}

.side-card{position:sticky;top:24px;display:flex;flex-direction:column;gap:14px;padding:26px;background:#fff;border:1px solid var(--line);border-top:3px solid var(--navy)}
.side-row{display:flex;flex-direction:column;gap:3px;padding:10px 0;border-bottom:1px solid var(--line)}
.side-row:last-child{border-bottom:none}
.side-row .label{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-mute)}
.side-row .value{font-size:14px;color:var(--ink)}
.side-note{font-size:13px;line-height:1.6;color:var(--ink-soft);margin-top:4px}

/* Numéros */
.numero-bloc{margin-bottom:40px}
.numero-titre{font-family:var(--serif);font-size:19px;color:var(--navy);margin-bottom:4px}
.numero-date{font-size:12.5px;color:var(--ink-mute);margin-bottom:16px}
.article-row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 18px;border:1px solid var(--line);margin-bottom:10px}
.article-info .auteurs{font-weight:600;font-size:14px;color:var(--ink)}
.article-info .titre{font-size:14px;color:var(--ink-soft);margin-top:2px}
.article-dl{flex-shrink:0;padding:9px 18px;background:var(--navy);color:#fff;font-size:13px;font-weight:600;text-decoration:none}
.article-dl:hover{background:var(--gold);color:var(--navy-deep)}
.empty-state{color:var(--ink-mute);padding:24px 0}

/* Soumission */
.soumission-wrap{max-width:760px;margin:0 auto}
.auteur-bloc{border:1px solid var(--line);padding:22px;margin-bottom:18px;position:relative}
.auteur-bloc h3{font-family:var(--serif);font-size:15px;color:var(--navy);margin:0 0 16px}
.form-row{margin-bottom:16px}
.form-row label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--ink)}
.form-row label .req{color:#B5442E}
.form-row input,.form-row textarea{width:100%;padding:10px 12px;border:1px solid var(--line);font-family:inherit;font-size:14.5px;box-sizing:border-box}
.form-row textarea{min-height:100px;resize:vertical}
.remove-auteur{position:absolute;top:18px;right:18px;background:none;border:none;color:#B5442E;font-size:12.5px;cursor:pointer;font-weight:600}
.add-auteur-btn{display:inline-block;padding:11px 22px;font-weight:600;font-size:13.5px;cursor:pointer;border:1px solid var(--navy);background:#fff;color:var(--navy);margin-bottom:26px}
.add-auteur-btn:hover{border-color:var(--gold);color:var(--gold)}
.submit-btn{display:inline-block;padding:14px 28px;font-weight:600;font-size:13.5px;letter-spacing:.05em;cursor:pointer;border:none;background:var(--gold);color:var(--navy-deep)}
.submit-btn:hover{background:var(--gold-light)}
.submit-btn:disabled{opacity:.6;cursor:default}
#formMsg{margin-top:16px;padding:12px 16px;display:none;font-size:14px}
#formMsg.ok{background:#E4F0E8;color:#1E5B36;display:block}
#formMsg.err{background:#FBE7E3;color:#8A2E1D;display:block}
.file-hint{font-size:12px;color:var(--ink-mute);margin-top:5px}