:root{
  --nau:#5a3206; --nau2:#75482d; --vang:#c08a4a; --vang-s:#e0b46f; --kem:#faf6f1; --cat:#f1e8de; --trang:#fff;
  --chu:#2f2a26; --mo:#6e655d; --vien:#e8ded3; --xanh:#3f7a4f; --do:#a8432f; --tim:#6636cc;
  --serif:"Lora",Georgia,serif; --sans:"Montserrat",system-ui,-apple-system,"Segoe UI",sans-serif;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){--kem:#17110a;--cat:#1f1810;--trang:#241b12;--chu:#f1e8d8;--mo:#b9a78e;--vien:#3c2f22;--nau:#e8c98a;--nau2:#d9b370}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--kem);color:var(--chu);font:16px/1.65 var(--sans);-webkit-text-size-adjust:100%}
h1,h2,h3,h4{font-family:var(--serif);color:var(--nau);line-height:1.2;margin:0 0 .5em;font-weight:600}
h1{font-size:clamp(2rem,5vw,3.3rem)} h2{font-size:clamp(1.55rem,3.4vw,2.2rem)} h3{font-size:1.2rem}
p{margin:.4em 0 1em}
a{color:var(--nau2)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.eyebrow{font-size:.74rem;letter-spacing:.22em;text-transform:uppercase;color:var(--vang);font-weight:600;margin-bottom:12px}
.mo{color:var(--mo)} .small{font-size:.86rem;color:var(--mo)}
.center{text-align:center}

/* đầu trang */
.hd{position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--kem) 92%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--vien)}
.hd .wrap{display:flex;align-items:center;gap:18px;height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--nau);font-family:var(--serif);font-weight:600;font-size:1.05rem;line-height:1.1}
.logo img{width:40px;height:40px;border-radius:50%}
.logo small{display:block;font-family:var(--sans);font-size:.62rem;letter-spacing:.18em;color:var(--vang);font-weight:600}
.nv{display:flex;gap:4px;margin-left:auto;align-items:center}
.nv a,.btn{white-space:nowrap}
.nv a{padding:8px 12px;border-radius:99px;text-decoration:none;color:var(--chu);font-size:.88rem}
.nv a:hover,.nv a.on{background:var(--cat)}
.btn{appearance:none;border:1px solid var(--nau);background:var(--nau);color:#fff8ea;border-radius:99px;padding:11px 22px;font:600 .9rem var(--sans);cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px;min-height:44px}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .btn{color:#1b1208}}
.btn:hover{filter:brightness(1.08)}
.btn.vang{background:var(--vang);border-color:var(--vang);color:#2a1806}
.btn.ghost{background:transparent;color:var(--nau)}
.btn.nho{padding:7px 14px;min-height:34px;font-size:.82rem}
.btn:disabled{opacity:.5;cursor:not-allowed}
.acct{display:flex;align-items:center;gap:8px;font-size:.82rem}
.av{width:34px;height:34px;border-radius:50%;background:var(--vang);color:#2a1806;display:grid;place-items:center;font-weight:700;font-size:.85rem}
.menu-b{display:none}

/* hero */
.hero{padding:56px 0 40px;overflow:hidden;background:radial-gradient(900px 420px at 85% 10%,#f6e3c4 0,transparent 70%),var(--kem)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .hero{background:radial-gradient(900px 420px at 85% 10%,#3a2a14 0,transparent 70%),var(--kem)}}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.hero .lead{font-size:1.1rem;color:var(--mo);max-width:34em}
.hero .acts{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.arch{position:relative;aspect-ratio:4/5;border-radius:999px 999px 28px 28px;overflow:hidden;background:var(--cat);box-shadow:0 30px 60px -30px rgba(90,50,6,.5)}
.arch img{width:100%;height:100%;object-fit:cover;object-position:35% 20%}
.arch::after{content:"";position:absolute;inset:0;border-radius:inherit;box-shadow:inset 0 0 0 10px rgba(255,255,255,.35)}
.badge{position:absolute;left:-14px;bottom:30px;background:var(--trang);border:1px solid var(--vien);border-radius:16px;padding:10px 14px;font-size:.78rem;box-shadow:0 10px 30px -10px rgba(90,50,6,.35);max-width:210px}
.badge b{display:block;font-family:var(--serif);color:var(--nau);font-size:.95rem}
.hero .fig{position:relative}

/* khối */
section.s{padding:72px 0}
section.s.cat{background:var(--cat)}
section.s.toi{background:var(--nau);color:#f6ead3}
section.s.toi h2,section.s.toi h3{color:#f6dba3}
section.s.toi .mo,section.s.toi .small{color:#d6bf92}
.h{max-width:680px;margin:0 auto 38px;text-align:center}
.h p{color:var(--mo)}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.g2{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
.card{background:var(--trang);border:1px solid var(--vien);border-radius:20px;padding:22px}
.card.q{box-shadow:0 18px 40px -28px rgba(90,50,6,.45)}
.pil{display:grid;gap:6px}
.pil .num{font-family:var(--serif);font-size:2.6rem;color:var(--vang);line-height:1}
.toi .card{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14)}
.rest .l{font-family:var(--serif);font-size:3rem;color:var(--vang);line-height:1}
.cua{display:block;text-decoration:none;color:inherit;border-radius:20px;padding:24px;border:1px solid var(--vien);background:var(--trang);transition:transform .2s}
.cua:hover{transform:translateY(-3px)}
.cua i{display:block;width:34px;height:5px;border-radius:9px;margin-bottom:14px}

/* vai trò */
.vt{display:flex;flex-direction:column;gap:10px;text-decoration:none;color:inherit;position:relative;overflow:hidden}
.vt .tang{font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--vang);font-weight:600}
.vt .big{position:absolute;right:14px;top:4px;font-family:var(--serif);font-size:5rem;color:var(--cat);line-height:1;z-index:0}
.vt>*{position:relative;z-index:1}
.vt:hover{border-color:var(--vang)}
.chip{display:inline-block;padding:3px 11px;border-radius:99px;font-size:.74rem;border:1px solid var(--vien);background:var(--kem);color:var(--mo)}
.chip.vang{background:#f6e6c8;border-color:#e6cd98;color:#5a3206}
.chip.xanh{background:#dcebdd;border-color:#b7d3ba;color:#2d5a37}
.chip.do{background:#f5dad3;border-color:#e3b3a8;color:#7a2d1d}
.chip.tim{background:#e9defa;border-color:#d1bef2;color:#4a2a98}

/* con đường */
.duong{display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative}
.duong::before{content:"";position:absolute;left:10%;right:10%;top:23px;height:2px;background:linear-gradient(90deg,var(--vang),var(--vang-s));opacity:.6}
.nut{position:relative;text-align:center;padding:0 8px}
.nut .d{width:46px;height:46px;border-radius:50%;margin:0 auto 12px;display:grid;place-items:center;background:var(--trang);border:2px solid var(--vang);color:var(--nau);font-family:var(--serif);font-weight:600;position:relative}
.nut.on .d{background:var(--vang);color:#2a1806}
.nut b{display:block;font-family:var(--serif);color:var(--nau)}

.nt{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.nt .card h3{font-size:1.05rem}

.ft{background:#2b1a05;color:#d7c3a0;padding:44px 0;font-size:.9rem}
.ft a{color:#f0d9a8}
.ft .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}
.ft h4{color:#f0d9a8;font-size:1rem}
.ft ul{list-style:none;margin:0;padding:0}
.ft li{margin:6px 0}

/* trang vai trò */
.pg{padding:40px 0 70px}
.crumb{font-size:.84rem;margin-bottom:14px}
.cols{display:grid;grid-template-columns:2fr 1fr;gap:24px;align-items:start}
.side{position:sticky;top:90px}
.li{list-style:none;padding:0;margin:0}
.li li{padding:8px 0 8px 26px;position:relative;border-bottom:1px dashed var(--vien)}
.li li::before{content:"✦";position:absolute;left:0;color:var(--vang);font-size:.8rem;top:12px}

/* không gian làm việc */
.ws-head{background:linear-gradient(120deg,var(--nau),#7a4a1d);color:#fdf1d8;padding:34px 0 0}
.ws-head h1{color:#fff0cf;font-size:clamp(1.6rem,3.6vw,2.3rem)}
.ws-head p{color:#e9d5ab;max-width:46em}
.tabs{display:flex;gap:4px;margin-top:22px;overflow:auto}
.tabs a{padding:12px 18px;border-radius:14px 14px 0 0;text-decoration:none;color:#e9d5ab;font-size:.9rem;white-space:nowrap}
.tabs a.on{background:var(--kem);color:var(--nau);font-weight:600}
.vaichip{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.vaichip a{padding:6px 14px;border-radius:99px;border:1px solid rgba(255,255,255,.3);color:#fdf1d8;text-decoration:none;font-size:.82rem}
.vaichip a.on{background:#f6dba3;color:#3b2204;border-color:#f6dba3}
.vaichip a.lk{opacity:.6}
.board{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;align-items:start}
.col h4{font-family:var(--sans);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--mo);margin:0 0 10px;display:flex;justify-content:space-between}
.tk{display:block;text-decoration:none;color:inherit;background:var(--trang);border:1px solid var(--vien);border-radius:14px;padding:12px 14px;margin-bottom:10px}
.tk:hover{border-color:var(--vang)}
.tk b{display:block;font-size:.93rem;line-height:1.35;margin-bottom:6px}
.bar{height:6px;background:var(--vien);border-radius:99px;overflow:hidden;margin-top:8px}
.bar>i{display:block;height:100%;background:var(--vang)}
.lock{border:2px dashed var(--vien);border-radius:22px;padding:36px;text-align:center;background:var(--trang)}
.lock .ic{font-size:2.2rem}
.link{display:inline-flex;gap:6px;align-items:center;padding:6px 13px;border-radius:99px;background:var(--cat);border:1px solid var(--vien);text-decoration:none;font-size:.84rem;margin:3px 5px 3px 0;color:var(--nau)}
.link:hover{border-color:var(--vang)}
input,select,textarea{font:inherit;width:100%;padding:11px 13px;border-radius:12px;border:1px solid var(--vien);background:var(--trang);color:var(--chu)}
label{display:block;font-size:.82rem;color:var(--mo);margin:12px 0 4px;font-weight:500}
textarea{min-height:84px}
.check{display:flex;gap:10px;align-items:flex-start;padding:5px 0}
.check input{width:auto;margin-top:6px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.sp{flex:1}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.kpi b{font:600 2.1rem var(--serif);color:var(--nau);display:block;line-height:1.1}
table{border-collapse:collapse;width:100%;font-size:.88rem}
td,th{padding:10px 8px;border-bottom:1px solid var(--vien);text-align:left;vertical-align:top}
th{font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--mo)}
.step{display:flex;gap:14px;margin-bottom:14px}
.dot{flex:none;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;border:2px solid var(--vien);color:var(--mo);font:600 .9rem var(--serif)}
.dot.xong{background:var(--xanh);border-color:var(--xanh);color:#fff}
.dot.hien{background:var(--vang);border-color:var(--vang);color:#2a1806}
dialog{border:1px solid var(--vien);border-radius:22px;background:var(--trang);color:var(--chu);padding:24px;max-width:480px;width:calc(100% - 28px)}
dialog::backdrop{background:rgba(30,18,6,.55)}
.acc{display:flex;gap:12px;align-items:center;width:100%;text-align:left;margin-bottom:8px;background:var(--kem);border:1px solid var(--vien);border-radius:14px;padding:10px 12px;cursor:pointer;font:inherit;color:inherit}
.acc:hover{border-color:var(--vang)}
.gbtn{display:flex;gap:10px;align-items:center;justify-content:center;width:100%;border:1px solid var(--vien);background:var(--trang);border-radius:99px;padding:12px;font:600 .92rem var(--sans);color:var(--chu);cursor:pointer;margin:6px 0 14px}
#toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%);background:var(--nau);color:#fff8ea;padding:10px 18px;border-radius:99px;font-size:.88rem;opacity:0;pointer-events:none;transition:.25s;z-index:60;max-width:90vw}
#toast.on{opacity:1}
.demo{background:#2b1a05;color:#f0d9a8;font-size:.76rem;padding:6px 12px;text-align:center}
.demo a{color:#f6dba3}

@media (max-width:900px){
  .nv a.hide-m{display:none}
  .hero .wrap,.g2,.cols{grid-template-columns:1fr}
  .g3,.nt{grid-template-columns:1fr 1fr}.g4{grid-template-columns:1fr 1fr}
  .duong{grid-template-columns:1fr;gap:20px}.duong::before{display:none}
  .nut{display:flex;gap:14px;text-align:left;padding:0}.nut .d{margin:0;flex:none}
  .board{grid-template-columns:1fr 1fr}.kpis{grid-template-columns:1fr 1fr}
  .ft .wrap{grid-template-columns:1fr}
  .side{position:static}
  .arch{max-width:340px;margin:0 auto}
  .badge{left:6px}
}
@media (max-width:640px){
  .g3,.nt,.g4,.board{grid-template-columns:1fr}
  .nv a.hide-m{display:none}
  section.s{padding:48px 0}
  .hd .wrap{height:60px}
  .logo small{display:none}
}
section.s.toi .h p,section.s.toi p.mo{color:#dcc89d}
section.s.toi .card .mo{color:#dcc89d}
@media (max-width:640px){
  .logo>span{display:none}
  .hd .wrap{gap:8px}
  .nv{gap:0;min-width:0;overflow:auto}
  .nv a{padding:7px 9px;font-size:.78rem}
  .btn{padding:10px 18px}
}

.fo{align-items:start}
.quote{font:italic 1.2rem/1.55 var(--serif);color:var(--nau2);border-left:3px solid var(--vang);padding-left:16px;margin:12px 0 22px}
.fo-i{margin-bottom:16px}
.fo-i b{display:block;font:600 1.05rem var(--serif);color:var(--nau);margin-bottom:2px}
.fo-i p{margin:0;color:var(--mo)}
@media (max-width:900px){.fo .arch{order:-1;margin:0 auto 10px!important}}

.arch.wide{aspect-ratio:4/3;border-radius:28px;max-width:none}
.arch.wide img{object-position:50% 50%}
.arch.wide::after{border-radius:28px}
.arch .cap{position:absolute;left:14px;bottom:14px;z-index:2;background:rgba(255,255,255,.9);color:var(--nau);font-size:.78rem;padding:5px 12px;border-radius:99px}
@media (max-width:900px){.fo .arch.wide{max-width:none}}
.invite{background:linear-gradient(120deg,#fbefd2,#f6e0ae);border-color:#e4c98a;margin-bottom:14px;color:#3b2204}
.invite h3,.invite .eyebrow{color:#5a3206}
.nhac{background:var(--trang);border-left:4px solid var(--vang)}
.feed{list-style:none;margin:4px 0 12px;padding:0}
.feed li{padding:6px 0;border-bottom:1px dashed var(--vien);line-height:1.4}
.feed a{font-weight:500}
.entry{padding:8px 0;border-bottom:1px dashed var(--vien);font-size:.92rem}
.card.hien{border-color:var(--vang);box-shadow:0 0 0 2px rgba(192,138,74,.25)}
.tabs{scrollbar-width:none}.tabs::-webkit-scrollbar{display:none}