/* DFREC × Axxonet — catalogue, training & search pages */
:root{--bg:#030814;--panel:#07101F;--ink:#EAF2FF;--muted:#A9BAD8;--blue:#2F7BFF;--red:#FF3B5C;--green:#22D37A;--cyan:#38D9FF;--gold:#E8C25A;--mono:'JetBrains Mono',ui-monospace,Menlo,monospace;--sans:'Exo 2',system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg) linear-gradient(rgba(47,123,255,.05) 1px,transparent 1px) 0 0/100% 64px;color:var(--ink);font-family:var(--sans);line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--cyan)}a:hover{color:var(--ink)}
img{max-width:100%;height:auto}
.wrap{width:min(1200px,calc(100% - 32px));margin:0 auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--cyan);color:#03101F;padding:8px 12px;z-index:99}.skip:focus{left:8px}
.mono{font-family:var(--mono)}
.kicker{font-family:var(--mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--cyan)}

/* top nav */
.nav{position:sticky;top:0;z-index:10;background:linear-gradient(180deg,rgba(3,8,20,.96),rgba(3,8,20,.88));border-bottom:1px solid rgba(47,123,255,.4);box-shadow:0 0 24px rgba(47,123,255,.15);backdrop-filter:blur(8px)}
.nav .wrap{display:flex;align-items:center;gap:18px;min-height:68px;flex-wrap:wrap;padding:8px 0}
.nav .brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);margin-right:auto}
.nav .brand img{width:48px;height:48px;border-radius:50%;background:#fff;box-shadow:0 0 0 2px rgba(255,255,255,.5),0 0 24px rgba(47,123,255,.9)}
.nav .brand b{display:block;font-weight:800;letter-spacing:.22em;font-size:15px}
.nav .brand small{display:block;color:var(--muted);font-size:11px;letter-spacing:.06em}
.nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px;flex-wrap:wrap}
.nav ul a{display:block;padding:8px 12px;border:1px solid transparent;border-radius:3px;color:var(--ink);text-decoration:none;font-size:14px;letter-spacing:.04em}
.nav ul a:hover,.nav ul a[aria-current]{border-color:rgba(47,123,255,.45);background:rgba(47,123,255,.12);color:var(--cyan)}
.langsw{display:flex;gap:6px}
.langsw a{font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.12em;padding:7px 10px;border:1px solid rgba(47,123,255,.45);border-radius:3px;background:rgba(47,123,255,.08);color:var(--ink);text-decoration:none}
.langsw a[aria-current]{background:var(--cyan);color:#03101F;border-color:var(--cyan)}

/* hero */
.hero{padding:56px 0 28px;position:relative}
.hero h1{margin:8px 0 12px;font-size:clamp(30px,4.5vw,56px);font-weight:800;line-height:1.05;letter-spacing:.01em;text-wrap:balance;text-shadow:0 0 30px rgba(56,217,255,.35)}
.hero p{max-width:70ch;font-size:clamp(16px,1.3vw,19px);color:#D3DEF2;text-wrap:pretty;margin:0 0 18px}
.hero .cta{display:inline-flex;align-items:center;gap:10px;padding:12px 18px;border:1px solid var(--cyan);border-radius:3px;background:rgba(56,217,255,.14);color:var(--ink);text-decoration:none;font-weight:600;letter-spacing:.06em}
.hero .cta:hover{box-shadow:0 0 18px rgba(56,217,255,.5)}
.toc{display:flex;flex-wrap:wrap;gap:8px;margin:26px 0 0;padding:0;list-style:none}
.toc a{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid rgba(47,123,255,.45);border-radius:3px;background:rgba(47,123,255,.08);color:var(--ink);text-decoration:none;font-size:14px}
.toc a i{color:var(--cyan)}
.toc a:hover{border-color:var(--cyan)}

/* sectors */
.sector{padding:36px 0 8px}
.sector h2{display:flex;align-items:center;gap:14px;margin:0 0 20px;font-size:clamp(22px,2.4vw,32px);font-weight:800;letter-spacing:.06em;text-transform:uppercase}
.sector h2 i{color:var(--cyan);font-size:.8em}
.sector h2 .n{font-family:var(--mono);font-weight:600;color:var(--muted);font-size:.7em;letter-spacing:.2em}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:18px}
.tcard{--c:var(--blue);--rgb:47,123,255;position:relative;display:flex;flex-direction:column;background:var(--panel);border:1px solid rgba(var(--rgb),.5);border-top:2px solid var(--c);overflow:hidden;min-width:0}
.tcard .pic{position:relative;aspect-ratio:16/9;overflow:hidden;perspective:900px;background:#050c1c}
.tcard .pic img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(1.05);transform:rotateY(-6deg) scale(1.08);transform-origin:left center;transition:transform .5s}
.tcard:hover .pic img{transform:rotateY(0) scale(1.02)}
.tcard .pic::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(var(--rgb),.18),transparent 40%,rgba(4,10,26,.75));pointer-events:none}
.tcard .code{position:absolute;left:10px;top:10px;font-family:var(--mono);font-size:11px;letter-spacing:.2em;background:rgba(4,10,26,.75);border:1px solid rgba(var(--rgb),.55);padding:3px 7px}
.tcard .ic{position:absolute;right:12px;bottom:-18px;width:44px;height:44px;display:grid;place-items:center;border:1px solid var(--c);background:rgba(4,10,26,.9);color:var(--c);box-shadow:0 0 18px rgba(var(--rgb),.5)}
.tcard .body{padding:26px 18px 18px;display:flex;flex-direction:column;gap:10px;flex:1}
.tcard h3{margin:0;font-size:20px;line-height:1.15;font-weight:800;text-wrap:balance}
.tcard h3 a{color:var(--ink);text-decoration:none}.tcard h3 a:hover{color:var(--cyan)}
.tcard p{margin:0;color:#D3DEF2;font-size:15px;text-wrap:pretty}
.tags{display:flex;flex-wrap:wrap;gap:6px 8px;margin:0;padding:0;list-style:none}
.tags li{font-family:var(--mono);font-size:11.5px;padding:4px 9px;border:1px solid rgba(var(--rgb),.55);background:rgba(var(--rgb),.14);border-radius:2px}
.tcard .links{margin-top:auto;display:flex;gap:14px;font-size:14px;padding-top:6px}
.tcard .links a{text-decoration:none}.tcard .links a:hover{text-decoration:underline}
.q0{--c:var(--blue);--rgb:47,123,255}.q1{--c:var(--red);--rgb:255,59,92}.q2{--c:var(--green);--rgb:34,211,122}.q3{--c:var(--cyan);--rgb:56,217,255}

/* training page */
.detail{padding:40px 0}
.crumbs{font-size:13px;color:var(--muted);margin:0 0 16px}.crumbs a{color:var(--muted)}.crumbs a:hover{color:var(--cyan)}
.detail-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:36px;align-items:start}
.holo{perspective:1200px}
.holo figure{margin:0;position:relative;transform-style:preserve-3d;transform:rotateY(-10deg) rotateX(3deg);transition:transform .6s}
.holo:hover figure{transform:rotateY(0) rotateX(0)}
.holo img{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;border:1px solid rgba(var(--rgb),.55);box-shadow:0 30px 60px rgba(0,0,0,.65),0 0 28px rgba(var(--rgb),.3)}
.holo figcaption{margin-top:10px;font-size:12px;color:var(--muted)}
.holo .ic{position:absolute;right:-16px;bottom:-16px;width:64px;height:64px;display:grid;place-items:center;border:1px solid var(--c);background:rgba(4,10,26,.92);color:var(--c);font-size:26px;box-shadow:0 0 24px rgba(var(--rgb),.6);transform:translateZ(60px)}
.detail h1{margin:6px 0 12px;font-size:clamp(28px,3.6vw,46px);font-weight:800;line-height:1.08;text-wrap:balance}
.lead{font-size:clamp(16px,1.3vw,19px);color:#D3DEF2;text-wrap:pretty}
.detail h2{margin:30px 0 12px;font-size:22px;font-weight:800;letter-spacing:.04em}
.outline{margin:0;padding:0;list-style:none;counter-reset:m;display:grid;gap:8px}
.outline li{counter-increment:m;display:grid;grid-template-columns:44px 1fr;gap:12px;align-items:center;padding:10px 12px;border:1px solid rgba(47,123,255,.3);background:rgba(7,16,31,.8)}
.outline li::before{content:counter(m,decimal-leading-zero);font-family:var(--mono);color:var(--cyan);letter-spacing:.1em}
.langblocks{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:14px}
.langblocks section{padding:14px;border:1px solid rgba(47,123,255,.3);background:rgba(7,16,31,.8)}
.langblocks h3{margin:0 0 6px;font-size:16px}.langblocks .kicker{font-size:10px}
.langblocks p{margin:0 0 8px;font-size:14px;color:#D3DEF2}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 0}
.actions a{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border:1px solid rgba(47,123,255,.45);border-radius:3px;background:rgba(47,123,255,.1);color:var(--ink);text-decoration:none;font-size:14px}
.actions a.primary{border-color:var(--cyan);background:rgba(56,217,255,.16)}
.actions a:hover{box-shadow:0 0 16px rgba(56,217,255,.4)}
.related{padding:10px 0 40px}
.related h2{font-size:20px;letter-spacing:.06em;text-transform:uppercase}

/* faq + footer */
.faq{padding:30px 0 10px}
.faq h2{font-size:clamp(22px,2.4vw,30px);font-weight:800}
.faq details{border:1px solid rgba(47,123,255,.35);background:rgba(7,16,31,.8);margin:0 0 10px}
.faq summary{cursor:pointer;padding:14px 16px;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--cyan)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0;padding:0 16px 16px;color:#D3DEF2}
footer.site{margin-top:40px;border-top:1px solid rgba(47,123,255,.4);background:linear-gradient(0deg,rgba(3,8,20,.98),rgba(3,8,20,.85));padding:30px 0 40px;font-size:14px;color:var(--muted)}
footer.site .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:24px}
footer.site h4{margin:0 0 10px;color:var(--ink);font-size:13px;letter-spacing:.18em;text-transform:uppercase}
footer.site ul{margin:0;padding:0;list-style:none;display:grid;gap:6px}
footer.site a{color:var(--muted);text-decoration:none}footer.site a:hover{color:var(--cyan)}
footer.site .logos{display:flex;align-items:center;gap:18px;margin-bottom:12px}
footer.site .logos img.d{width:56px;height:56px;border-radius:50%;background:#fff;box-shadow:0 0 0 2px rgba(255,255,255,.5),0 0 24px rgba(47,123,255,.9)}
footer.site .logos img.a{height:30px}
.credits-list{font-size:12px;columns:2;column-gap:24px}
.credits-list li{break-inside:avoid;margin-bottom:4px}

/* search */
.search{padding:40px 0}
.search form{display:flex;gap:10px;margin:16px 0 24px;flex-wrap:wrap}
.search input{flex:1;min-width:220px;padding:14px 16px;font:inherit;font-size:17px;color:var(--ink);background:rgba(7,16,31,.9);border:1px solid rgba(47,123,255,.5);border-radius:3px;outline:none}
.search input:focus{border-color:var(--cyan);box-shadow:0 0 18px rgba(56,217,255,.35)}
.search button{padding:14px 18px;font:inherit;font-weight:600;letter-spacing:.06em;color:#03101F;background:var(--cyan);border:0;border-radius:3px;cursor:pointer}
.search .hint{color:var(--muted);font-size:14px}
mark{background:rgba(232,194,90,.35);color:inherit}

@media (max-width:900px){.detail-grid{grid-template-columns:1fr}.hero{padding:36px 0 20px}.credits-list{columns:1}.nav .wrap{gap:10px}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}