:root{
  --ivory:#FBF8F2; --cream:#F4EEE3; --paper:#fff; --ink:#1B2433; --navy:#14284B; --navy2:#1F3A66;
  --gold:#B08D57; --gold2:#D9C29A; --muted:#5E6570; --line:#E6DFD3; --green:#2E6B4F; --rose:#9C4A3C;
  --r:14px; --sh:0 10px 30px rgba(20,40,75,.08); --sh2:0 18px 50px rgba(20,40,75,.14);
  --serif:'Cormorant Garamond',Cambria,Georgia,serif; --sans:'Be Vietnam Pro','Segoe UI',Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ivory);color:var(--ink);font:16px/1.65 var(--sans);-webkit-font-smoothing:antialiased}
a{color:var(--navy);text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}
.muted{color:var(--muted)}
h1,h2,h3{font-family:var(--serif);color:var(--navy);line-height:1.15;margin:0 0 .5em}
h1{font-size:clamp(34px,5vw,58px);font-weight:600}
h2{font-size:clamp(28px,3.4vw,40px);font-weight:600}
h3{font-size:24px;font-weight:600}
.eyebrow{font:600 12.5px/1 var(--sans);letter-spacing:.22em;text-transform:uppercase;color:var(--gold);margin-bottom:14px}
.lead{font-size:18.5px;color:#39414d;max-width:720px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 24px;border-radius:999px;font:600 15px var(--sans);border:1.5px solid var(--navy);color:var(--navy);background:transparent;cursor:pointer;transition:.2s}
.btn:hover{transform:translateY(-1px);box-shadow:var(--sh)}
.btn.solid{background:var(--navy);color:#fff}
.btn.gold{background:var(--gold);border-color:var(--gold);color:#fff}
.btn.sm{padding:9px 16px;font-size:13.5px}
.chip{display:inline-block;padding:6px 13px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:13.5px;margin:0 6px 8px 0;cursor:pointer;color:var(--ink)}
.chip.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.tag{display:inline-block;font:600 11.5px var(--sans);letter-spacing:.06em;padding:4px 10px;border-radius:999px;background:var(--cream);color:var(--navy)}
section{padding:72px 0}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:28px}

/* header */
.top{position:sticky;top:0;z-index:50;background:rgba(251,248,242,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top,0)}
.top-in{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{width:42px;height:42px;border-radius:50%;background:var(--navy);color:var(--gold2);display:grid;place-items:center;font:600 24px var(--serif);border:2px solid var(--gold)}
.logo-txt{display:flex;flex-direction:column;line-height:1.15}
.logo-txt b{font:600 22px var(--serif);color:var(--navy)}
.logo-txt small{font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold)}
.nav{display:flex;align-items:center;gap:6px}
.nav a{padding:8px 11px;border-radius:999px;font-size:14px;font-weight:500;color:var(--ink);white-space:nowrap}
.nav a:hover,.nav a.act{background:var(--cream)}
.nav .nav-cta{background:var(--navy);color:#fff}
.nav .nav-cta:hover{background:var(--navy2)}
.nav .nav-back{border:1px solid var(--gold);color:var(--gold)}
.menu-btn{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer}
.menu-btn span{display:block;height:2px;background:var(--navy);margin:6px 8px;border-radius:2px}

/* hero */
.hero{position:relative;padding:56px 0 64px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1 em{font-style:italic;color:var(--gold)}
.hero-img{position:relative}
.hero-img img{border-radius:26px;box-shadow:var(--sh2);aspect-ratio:4/3.6;object-fit:cover;width:100%}
.hero-badge{position:absolute;left:-22px;bottom:28px;background:#fff;border-radius:18px;padding:16px 20px;box-shadow:var(--sh);display:flex;gap:14px;align-items:center;max-width:300px}
.hero-badge b{font:600 34px var(--serif);color:var(--gold)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 22px}
.stats{display:flex;gap:30px;flex-wrap:wrap;margin-top:8px}
.stats div b{display:block;font:600 34px/1 var(--serif);color:var(--navy)}
.stats div span{font-size:13px;color:var(--muted)}

/* cards */
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:22px;transition:.2s;position:relative}
a.card:hover,.card.hov:hover{transform:translateY(-3px);box-shadow:var(--sh2);border-color:var(--gold2)}
.vd-card .code{font:600 12px var(--sans);letter-spacing:.18em;color:var(--gold)}
.vd-card h3{font-size:22px;margin:.35em 0 .4em}
.vd-card q{display:block;font-style:italic;color:var(--muted);font-size:14.5px}
.door{padding:28px;border-radius:20px;color:#fff;min-height:210px;display:flex;flex-direction:column;justify-content:space-between}
.door h3{color:#fff;font-size:28px}
.door p{opacity:.88;margin:0}
.door .arrow{font-size:14px;font-weight:600;letter-spacing:.06em;margin-top:18px}

.sp-card{padding:0;overflow:hidden;display:flex;flex-direction:column}
.sp-card .img{background:#fff;aspect-ratio:1/1;display:grid;place-items:center;border-bottom:1px solid var(--line);padding:18px}
.sp-card .img img{max-height:100%;object-fit:contain}
.sp-card .body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:4px;flex:1}
.sp-card .bo{font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;font-weight:600}
.sp-card .ten{font-weight:600;color:var(--navy);line-height:1.35}
.sp-card .hang{font-size:13px;color:var(--muted)}
.sp-card .gia{margin-top:auto;font-weight:700;color:var(--rose);padding-top:6px}

/* product detail */
.sp-detail{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.sp-photo{background:#fff;border-radius:24px;border:1px solid var(--line);padding:36px;display:grid;place-items:center;position:sticky;top:96px}
.sp-photo img{max-height:440px;object-fit:contain}
.kv{display:grid;grid-template-columns:150px 1fr;gap:10px 18px;margin:18px 0}
.kv dt{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--gold);font-weight:600;padding-top:2px}
.kv dd{margin:0}
ul.dot{padding-left:0;list-style:none;margin:0}
ul.dot li{padding-left:20px;position:relative;margin:4px 0}
ul.dot li:before{content:'';position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--gold)}
.price{font:600 30px var(--serif);color:var(--rose)}
.panel{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:26px 28px;margin:18px 0}
.panel h3{font-size:22px}

/* van de detail */
.band{color:#fff;padding:64px 0 48px;background:linear-gradient(135deg,var(--navy),var(--navy2))}
.band h1,.band h2{color:#fff}
.band .eyebrow{color:var(--gold2)}
.band .lead{color:rgba(255,255,255,.86)}
.quotes{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
.quotes span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);padding:9px 16px;border-radius:999px;font-style:italic}
.principle{border-left:4px solid var(--gold);background:#fff;border-radius:0 16px 16px 0;padding:20px 24px;font-size:18px;font-family:var(--serif);color:var(--navy)}
.role{font-size:13.5px;color:var(--green);font-weight:600}

/* quiz */
.quiz{max-width:780px;margin:0 auto}
.q-progress{height:6px;background:var(--line);border-radius:6px;overflow:hidden;margin-bottom:26px}
.q-progress i{display:block;height:100%;background:linear-gradient(90deg,var(--gold),var(--navy));transition:.3s}
.q-opts{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:18px}
.q-opt{background:#fff;border:1.5px solid var(--line);border-radius:16px;padding:16px 18px;text-align:left;font:500 15.5px var(--sans);cursor:pointer;color:var(--ink);transition:.15s}
.q-opt:hover{border-color:var(--gold);transform:translateY(-1px)}
.q-opt small{display:block;color:var(--muted);font-weight:400;font-size:13px}

/* forms */
.form{display:grid;gap:12px}
.form input,.form select,.form textarea{width:100%;padding:14px 16px;border-radius:12px;border:1.5px solid var(--line);font:15px var(--sans);background:#fff;color:var(--ink)}
.form input:focus,.form select:focus{outline:none;border-color:var(--gold)}
.form .row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cta-box{background:linear-gradient(135deg,#14284B,#26467a);border-radius:28px;color:#fff;padding:44px;display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center}
.cta-box h2{color:#fff}
.cta-box p{color:rgba(255,255,255,.85)}

/* steps timeline */
.steps{position:relative;margin:10px 0}
.step{display:grid;grid-template-columns:74px 1fr 110px;gap:18px;padding:18px 0;border-bottom:1px dashed var(--line);align-items:start}
.step .n{width:52px;height:52px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font:600 20px var(--serif)}
.step .t{font-weight:600;color:var(--navy);font-size:17px}
.step .p{font-size:13px;color:var(--gold);font-weight:600;letter-spacing:.04em}
.step .im{background:#fff;border:1px solid var(--line);border-radius:12px;padding:6px;display:grid;place-items:center;height:110px}
.step .im img{max-height:96px;object-fit:contain}

/* back office */
.back-shell{display:grid;grid-template-columns:250px 1fr;gap:28px;padding:34px 0 70px}
.side{position:sticky;top:92px;align-self:start;background:var(--navy);border-radius:20px;padding:20px;color:#fff}
.side .who{font:600 20px var(--serif);color:var(--gold2);margin-bottom:12px}
.side a{display:block;color:rgba(255,255,255,.85);padding:10px 12px;border-radius:10px;font-size:14.5px}
.side a.act,.side a:hover{background:rgba(255,255,255,.12);color:#fff}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:#fff}
table.tbl{border-collapse:collapse;width:100%;font-size:14px}
.tbl th{background:var(--navy);color:#fff;text-align:left;padding:11px 12px;font-weight:600;position:sticky;top:0;white-space:nowrap;cursor:pointer}
.tbl td{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl tr:nth-child(even) td{background:#FCFAF6}
.tbl td.num{text-align:right;white-space:nowrap;font-weight:600;color:var(--rose)}
.th-img{width:44px;height:44px;object-fit:contain;background:#fff}
.script{background:var(--cream);border-left:4px solid var(--gold);border-radius:0 12px 12px 0;padding:14px 18px;white-space:pre-line}
.why{font-size:13.5px;color:var(--muted);margin-top:8px}
.copy{float:right;margin:-4px 0 0 10px}
.calc{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.calc label{font-size:13.5px;color:var(--muted);display:block;margin-bottom:4px}
.result{background:var(--navy);color:#fff;border-radius:18px;padding:24px}
.result .big{font:600 40px var(--serif);color:var(--gold2)}
.result .line{display:flex;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.15);padding:8px 0}
.gate{max-width:460px;margin:70px auto;text-align:center}
.pill-row{display:flex;flex-wrap:wrap;gap:8px}
.kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:20px 0}
.kpi div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}
.kpi b{display:block;font:600 28px var(--serif);color:var(--navy)}
.cd-head{border-radius:24px;color:#fff;padding:40px;margin-bottom:22px}
.cd-head h1{color:#fff;font-size:clamp(30px,4vw,46px)}
.timeline{display:grid;gap:10px}
.timeline div{display:grid;grid-template-columns:120px 1fr;gap:14px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px}
.timeline b{color:var(--gold)}

/* misc */
#toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(120px);background:var(--navy);color:#fff;padding:13px 22px;border-radius:999px;transition:.3s;z-index:99;box-shadow:var(--sh2)}
#toast.on{transform:translateX(-50%) translateY(0)}
.search{width:100%;padding:15px 20px;border-radius:999px;border:1.5px solid var(--line);font:16px var(--sans);background:#fff}
.search:focus{outline:none;border-color:var(--gold)}
.breadcrumb{font-size:13.5px;color:var(--muted);margin:22px 0 4px}
.breadcrumb a{color:var(--gold)}
.foot{background:#0F1E38;color:rgba(255,255,255,.75);padding:56px 0 20px;margin-top:40px}
.foot-in{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:30px}
.foot h4{color:#fff;font:600 15px var(--sans);margin:0 0 12px}
.foot a{display:block;color:rgba(255,255,255,.75);font-size:14.5px;margin:6px 0}
.foot .logo-txt b{color:#fff}
.foot .muted{color:rgba(255,255,255,.6)}
.foot-end{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:16px;font-size:13px}
.empty{padding:40px;text-align:center;color:var(--muted)}
.fade{animation:fade .35s ease}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

@media (max-width:980px){
  .hero-grid,.sp-detail,.cta-box,.calc{grid-template-columns:1fr}
  .g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}
  .back-shell{grid-template-columns:1fr}
  .side{position:static}
  .foot-in{grid-template-columns:1fr 1fr}
  .sp-photo{position:static}
  .kpi{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .menu-btn{display:block}
  .nav{position:fixed;inset:72px 0 auto 0;background:var(--ivory);flex-direction:column;align-items:stretch;padding:14px 18px 22px;border-bottom:1px solid var(--line);display:none}
  body.nav-open .nav{display:flex}
  .g2,.g3,.q-opts,.form .row2{grid-template-columns:1fr}
  .g4{grid-template-columns:repeat(2,1fr);gap:12px}
  .sp-card .body{padding:10px 12px 12px}
  section{padding:48px 0}
  .hero-badge{left:12px;bottom:12px}
  .step{grid-template-columns:56px 1fr}
  .step .im{display:none}
  .kv{grid-template-columns:1fr}
  .cta-box{padding:28px}
  .foot-in{grid-template-columns:1fr}
  .timeline div{grid-template-columns:1fr}
}