/* ChronosCodex docs — dark design system (matches shipped homepage) */
:root{
  --navy-950:#060d20; --navy-900:#0a1228; --navy-850:#0b1730; --navy-800:#0e1d3c;
  --navy-700:#13264e; --line:#1d3360; --line-soft:#16294f;
  --blue:#3b82f6; --blue-bright:#5b9dff; --blue-soft:#9cc2ff;
  --gold:#e8b24c; --gold-bright:#f6cd72; --gold-deep:#c9922f;
  --text:#eef3fb; --text-soft:#c0cde4; --text-mute:#8d9cb8;
  --card:#0d1a36; --card-line:#22386a;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--navy-950);color:var(--text);line-height:1.65;font-size:16px}
img{max-width:100%;height:auto}
a{color:var(--blue-bright);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
.skip{position:absolute;left:-9999px;top:0;background:var(--gold);color:#20180a;padding:10px 16px;border-radius:0 0 10px 0;font-weight:700;z-index:200}
.skip:focus{left:0}
:focus-visible{outline:3px solid var(--gold-bright);outline-offset:2px;border-radius:4px}

/* ============ Header (canonical) ============ */
header{position:sticky;top:0;z-index:90;background:rgba(6,13,32,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line-soft)}
.nav{display:flex;align-items:center;gap:18px;max-width:var(--max);margin:0 auto;padding:10px 22px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);margin-right:6px}
.brand:hover{text-decoration:none}
.brand img{width:44px;height:auto}
.brand b{font-family:Sora;font-weight:800;font-size:19px;letter-spacing:.4px}
.brand b span{color:var(--blue-bright)}
.brand small{display:block;font-size:9.5px;letter-spacing:.14em;color:var(--gold);font-weight:700;text-transform:uppercase}
.navlinks{display:flex;align-items:center;gap:4px;margin-left:auto}
.navlinks>div{position:relative}
.navlinks a,.navlinks button.navtop{display:inline-flex;align-items:center;gap:5px;color:var(--text-soft);text-decoration:none;font-weight:600;font-size:14.5px;padding:9px 11px;border-radius:9px;background:none;border:0;font-family:inherit;cursor:pointer}
.navlinks a:hover,.navlinks button.navtop:hover{color:#fff;background:var(--navy-800);text-decoration:none}
.caret{width:9px;height:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px)}
.menu{position:absolute;top:calc(100% + 6px);left:0;min-width:230px;background:var(--navy-850);border:1px solid var(--card-line);border-radius:14px;box-shadow:0 24px 60px rgba(0,0,0,.5);padding:8px;display:none;z-index:95}
.menu a{display:block;padding:9px 12px;border-radius:9px;font-size:14px;color:var(--text-soft)}
.navlinks div[data-open="true"] .menu{display:block}
.nav-cta{display:flex;align-items:center;gap:10px;margin-left:8px}
.login-link{color:var(--text-soft);text-decoration:none;font-weight:600;font-size:14.5px;padding:9px 11px;border-radius:9px;white-space:nowrap}
.login-link:hover{color:#fff;background:var(--navy-800);text-decoration:none}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;font-weight:800;text-decoration:none;font-family:Sora,Inter,sans-serif;cursor:pointer;border:0}
.btn:hover{text-decoration:none}
.btn-gold{background:linear-gradient(180deg,var(--gold-bright),var(--gold));color:#241a06;padding:11px 18px;font-size:15px;box-shadow:0 6px 22px rgba(232,178,76,.28)}
.btn-gold:hover{filter:brightness(1.05)}
.btn-line{border:1.5px solid var(--card-line);color:var(--text);padding:11px 18px;font-size:15px;background:rgba(13,26,54,.5)}
.btn-line:hover{border-color:var(--blue-bright);color:#fff}
#langSwitcher{margin-left:4px}
.hamburger{display:none;margin-left:auto;background:none;border:1.5px solid var(--card-line);border-radius:10px;padding:9px 11px;cursor:pointer}
.hamburger span{display:block;width:20px;height:2px;background:var(--text);margin:4px 0;border-radius:2px;transition:transform .18s ease,opacity .18s ease}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
#mobileMenu{display:none;border-top:1px solid var(--line-soft);background:var(--navy-900);max-height:calc(100vh - 64px);overflow:auto}
#mobileMenu[data-open="true"]{display:block}
#mobileMenu .mgroup{padding:14px 22px;border-bottom:1px solid var(--line-soft)}
#mobileMenu .mtitle{font-size:11.5px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);margin-bottom:6px}
#mobileMenu a{display:block;color:var(--text-soft);text-decoration:none;font-weight:600;padding:9px 0;font-size:15.5px}
#mobileMenu .mcta{display:flex;gap:10px;padding:16px 22px;flex-wrap:wrap}
@media(max-width:1020px){
  .navlinks,.nav-cta .login-link{display:none}
  .hamburger{display:block;flex:none}
  .nav-cta{margin-left:auto;flex:none}
  .nav .nav-cta{margin-left:8px}
}
@media(max-width:640px){
  .nav-cta .btn-gold{display:none}
  .brand small{display:none}
  .brand b{font-size:17px}
  .nav{gap:10px}
  #langSwitcher .cc-lang select,#langSwitcher select{max-width:92px;text-overflow:ellipsis;overflow:hidden;white-space:nowrap}
}
@media(max-width:430px){
  .brand b{font-size:14.5px}
  .brand img{width:34px}
  #langSwitcher .cc-lang select,#langSwitcher select{max-width:84px}
}

/* ============ Doc article ============ */
main [id],main section{scroll-margin-top:96px}
.dwrap{max-width:860px;margin:0 auto;padding:40px 24px 64px}
.crumb{font-size:13px;color:var(--text-mute);margin-bottom:20px}
.crumb a{color:var(--text-soft)}
.crumb span{color:#fff}
article h1{font-family:Sora,Inter,sans-serif;font-size:clamp(28px,4vw,36px);line-height:1.16;letter-spacing:-.02em;color:#fff;margin:0 0 10px}
article h2{font-family:Sora,Inter,sans-serif;font-size:21px;color:#fff;margin:36px 0 10px;border-bottom:1px solid var(--line-soft);padding-bottom:7px}
article h3{font-family:Sora,Inter,sans-serif;font-size:17px;color:var(--gold-bright);margin:18px 0 6px}
.lead{font-size:18px;color:var(--text-soft);margin:0 0 20px}
article p{font-size:15.5px;color:var(--text-soft);margin:10px 0}
article ul,article dl{font-size:15.5px;color:var(--text-soft)}
article li{margin:6px 0}
article b,article strong{color:#fff}
.related li{margin:4px 0}
.glossary dt{font-family:Sora,Inter,sans-serif;font-weight:700;color:#fff;margin-top:14px}
.glossary dd{margin:2px 0 0;color:var(--text-soft)}
.doc-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}
@media(max-width:680px){.doc-grid{grid-template-columns:1fr}}
.doc-card{display:block;background:var(--card);border:1px solid var(--card-line);border-radius:14px;padding:20px 22px;transition:transform .15s,border-color .15s}
.doc-card:hover{transform:translateY(-3px);border-color:var(--gold);text-decoration:none}
.doc-card h3{margin:0 0 6px;color:#fff}
.doc-card p{margin:0;color:var(--text-mute);font-size:14px}
.cta{margin:36px 0 0}
.status{margin:0 0 16px;font-size:13px;color:var(--text-mute)}
.st{display:inline-block;font-size:11px;font-weight:700;padding:2px 9px;border-radius:10px;font-family:Sora,Inter,sans-serif}
.st.av{background:rgba(46,160,95,.18);color:#7fe0a8;border:1px solid rgba(46,160,95,.4)}
.st.ro{background:rgba(232,178,76,.14);color:var(--gold-bright);border:1px solid rgba(232,178,76,.4)}
.st.pl{background:var(--navy-800);color:var(--text-mute);border:1px solid var(--card-line)}
.draft{background:rgba(232,178,76,.1);border:1px solid rgba(232,178,76,.35);color:var(--gold-bright);border-radius:10px;padding:11px 16px;font-size:13.5px;margin:0 0 18px}
.small{font-size:13px;color:var(--text-mute);margin-top:24px}

/* ============ Screenshots + lightbox ============ */
.shotgrid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:18px 0 6px}
@media(max-width:640px){.shotgrid{grid-template-columns:1fr}}
.shot{background:var(--card);border:1px solid var(--card-line);border-radius:14px;overflow:hidden;text-align:left;padding:0;cursor:zoom-in;color:inherit;font-family:inherit;width:100%}
.shot:hover{border-color:var(--blue)}
.shot img{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top}
.shot figcaption,.shot .cap{display:block;padding:11px 14px;font-size:13.5px;color:var(--text-soft)}
.shot .cap b{display:block;color:#fff;font-size:14px;margin-bottom:2px;font-family:Sora,Inter,sans-serif}
.zoom-hint{display:inline-flex;align-items:center;gap:5px;color:var(--text-mute);font-size:12px;margin-top:4px}
.lightbox{position:fixed;inset:0;background:rgba(4,8,20,.93);z-index:150;display:none;align-items:center;justify-content:center;padding:30px}
.lightbox[data-open="true"]{display:flex}
.lightbox img{max-width:min(1400px,94vw);max-height:82vh;width:auto;height:auto;border-radius:12px;border:1px solid var(--card-line);box-shadow:0 40px 120px rgba(0,0,0,.7)}
.lightbox .lb-cap{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);color:var(--text-soft);font-size:14px;background:rgba(10,18,40,.85);padding:8px 16px;border-radius:10px;max-width:88vw;text-align:center}
.lb-close{position:absolute;top:18px;right:18px;background:var(--navy-800);color:#fff;border:1px solid var(--card-line);border-radius:10px;font-size:15px;font-weight:700;padding:9px 14px;cursor:pointer}

/* ============ Footer (canonical) ============ */
footer{background:var(--navy-900);border-top:1px solid var(--line-soft);padding:44px 0 26px;color:var(--text-mute);font-size:14px;margin-top:40px}
footer .fgrid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr 1fr;gap:26px}
footer .fcol a{display:block;color:var(--text-mute);text-decoration:none;padding:3.5px 0}
footer .fcol a:hover{color:#fff}
footer .footer-title{font-family:Sora,Inter,sans-serif;font-weight:700;color:#fff;margin-bottom:8px;font-size:14.5px}
footer .fbottom{margin-top:26px;padding-top:16px;border-top:1px solid var(--line-soft);font-size:13px}
.privacy-pledge{color:var(--gold-bright)}
@media(max-width:980px){footer .fgrid{grid-template-columns:1fr 1fr 1fr}}
@media(max-width:600px){footer .fgrid{grid-template-columns:1fr 1fr}}