:root{
  --red:#b3202a; --red-dark:#8e1820; --ink:#1d2329; --muted:#5b6670; --line:#e6e8eb;
  --bg:#ffffff; --soft:#f6f7f8; --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px}
img{max-width:100%;display:block}
a{color:var(--red);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* header */
header.top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(6px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;letter-spacing:.2px}
.brand:hover{text-decoration:none}
.brand img{width:40px;height:40px}
.brand small{display:block;font-weight:500;color:var(--muted);font-size:12px;line-height:1.2}
nav.menu{display:flex;gap:22px;font-size:15px}
nav.menu a{color:var(--ink);font-weight:500}
nav.menu a:hover{color:var(--red);text-decoration:none}
.menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:6px 10px;font:inherit;color:var(--ink)}

/* hero */
.hero{background:linear-gradient(135deg,#1d2329 0%,#2b333b 55%,var(--red-dark) 140%);color:#fff;padding:88px 0 80px}
.hero .eyebrow{display:inline-block;font-size:13px;letter-spacing:1.5px;text-transform:uppercase;color:#f3c1c4;margin-bottom:14px}
.hero h1{font-size:clamp(30px,5vw,48px);line-height:1.15;margin:0 0 16px;font-weight:700;max-width:760px}
.hero p{font-size:18px;color:#d6dbe0;max-width:640px;margin:0 0 28px}
.btn{display:inline-block;padding:12px 22px;border-radius:10px;font-weight:600;background:var(--red);color:#fff}
.btn:hover{background:var(--red-dark);text-decoration:none}
.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,.5);margin-left:10px}
.btn.ghost:hover{background:rgba(255,255,255,.08)}

/* sections */
section{padding:72px 0}
section.soft{background:var(--soft)}
.sec-head{max-width:720px;margin-bottom:36px}
.sec-head .k{color:var(--red);font-weight:600;font-size:13px;letter-spacing:1.4px;text-transform:uppercase}
.sec-head h2{font-size:clamp(24px,3.4vw,34px);margin:6px 0 10px;line-height:1.25}
.sec-head p{color:var(--muted);margin:0}
.grid{display:grid;gap:18px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}
.card h3{margin:0 0 6px;font-size:17px}
.card p{margin:0;color:var(--muted);font-size:15px}
.num{width:34px;height:34px;border-radius:9px;background:#fbe9ea;color:var(--red);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;margin-bottom:12px}
.svc{display:flex;gap:12px;align-items:flex-start;padding:16px 18px}
.svc .dot{flex:0 0 10px;height:10px;border-radius:50%;background:var(--red);margin-top:8px}
.svc h3{font-size:16px;margin:0}
.partners{display:flex;flex-wrap:wrap;gap:10px}
.partners span{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 14px;font-size:14px;color:var(--ink)}

/* contact */
.contact{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:start}
.contact dl{margin:0;display:grid;grid-template-columns:110px 1fr;gap:10px 14px}
.contact dt{color:var(--muted)}
.contact dd{margin:0;font-weight:500}
.map{border:0;width:100%;height:320px;border-radius:14px}

/* doc pages */
.doc{padding:48px 0 72px}
.doc .wrap{max-width:820px}
.doc h1{font-size:clamp(26px,4vw,36px);line-height:1.2;margin:0 0 6px}
.doc .meta{color:var(--muted);margin:0 0 28px}
.doc h2{font-size:20px;margin:34px 0 10px}
.doc ul{padding-left:22px}
.doc li{margin:4px 0}
.doc table{width:100%;border-collapse:collapse;margin:10px 0;font-size:15px}
.doc th,.doc td{border:1px solid var(--line);padding:9px 11px;text-align:left;vertical-align:top}
.doc th{background:var(--soft)}
.note{background:#fbe9ea;border-left:4px solid var(--red);padding:12px 16px;border-radius:8px}

/* footer */
footer{background:#1d2329;color:#c4cbd2;padding:40px 0 28px;font-size:14px}
footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}
footer a{color:#fff}
footer h4{color:#fff;margin:0 0 10px;font-size:15px}
footer .copy{border-top:1px solid #333c45;margin-top:28px;padding-top:16px;color:#8d97a1}

@media (max-width:900px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:1fr 1fr}
  .contact{grid-template-columns:1fr}
  footer .cols{grid-template-columns:1fr}
}
@media (max-width:640px){
  nav.menu{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;padding:14px 20px;border-bottom:1px solid var(--line);gap:12px}
  nav.menu.open{display:flex}
  .menu-toggle{display:block}
  .g4,.g3{grid-template-columns:1fr}
  .hero{padding:64px 0 56px}
  .btn.ghost{margin:10px 0 0}
  section{padding:56px 0}
  .contact dl{grid-template-columns:1fr;gap:2px}
  .contact dd{margin-bottom:10px}
}

.dl{display:flex;align-items:center;justify-content:space-between;gap:20px;background:#1d2329;color:#fff;border-radius:16px;padding:28px 32px}
.dl .k{color:#f3c1c4;font-weight:600;font-size:13px;letter-spacing:1.4px;text-transform:uppercase}
.dl h2{margin:6px 0 6px;font-size:24px}
.dl p{margin:0;color:#c4cbd2}
@media (max-width:640px){.dl{flex-direction:column;align-items:flex-start;padding:24px}}

.sec-head p+p{margin-top:8px}
.stats .card{text-align:center}
.stats b{display:block;font-size:34px;color:var(--red);line-height:1.1}
.stats span{color:var(--muted)}
.edu{margin:16px 0 0;color:var(--muted)}
.proj h3{font-size:16px}
.proj .pm{font-size:13px;color:var(--red);margin:2px 0 6px}

.pf{padding:0;overflow:hidden;display:flex;flex-direction:column}
.pf .cov{position:relative;border:0;padding:0;margin:0;cursor:pointer;background:#ddd;display:block;width:100%}
.pf .cov img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .3s}
.pf .cov:hover img{transform:scale(1.03)}
.pf .cnt{position:absolute;right:10px;bottom:10px;background:rgba(0,0,0,.65);color:#fff;font-size:12px;padding:3px 8px;border-radius:999px}
.pf .pb{padding:16px 18px 18px}
.pf h3{font-size:16px;margin:0}
.more{margin:36px 0 14px;font-size:18px}
.lb{position:fixed;inset:0;background:rgba(10,12,14,.92);z-index:50;display:flex;align-items:center;justify-content:center}
.lb[hidden]{display:none}
.lb figure{margin:0;max-width:92vw;max-height:88vh;text-align:center}
.lb img{max-width:92vw;max-height:80vh;margin:0 auto;border-radius:6px}
.lb figcaption{color:#e6e8eb;margin-top:10px;font-size:14px}
.lb button{position:absolute;background:rgba(255,255,255,.12);color:#fff;border:0;font-size:30px;width:48px;height:48px;border-radius:50%;cursor:pointer}
.lb .x{top:16px;right:16px}.lb .pv{left:12px;top:50%}.lb .nx{right:12px;top:50%}

.pm{font-size:13px;color:var(--red);margin:4px 0 6px}