:root{--bg:#faf6ef;--paper:#fff;--soft:#f3ece1;--ink:#2b2320;--muted:#75685c;--red:#9f2b23;--red2:#82211b;--gold:#b8862b;--leaf:#3f6b35;--line:#eadfcd;--r:16px;--sh:0 1px 2px rgba(60,40,20,.06),0 8px 24px rgba(60,40,20,.07)}
*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 "Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:inherit}img{max-width:100%;display:block}svg{width:1.15em;height:1.15em;flex:none}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:6px}
.wrap{max-width:1180px;margin:0 auto;padding:0 16px}
.top{background:var(--ink);color:#efe6da;font-size:13px}.top .wrap{display:flex;gap:18px;align-items:center;height:34px;overflow:hidden;white-space:nowrap}
.top a{text-decoration:none}.top span{display:inline-flex;gap:6px;align-items:center}.top .r{margin-left:auto}
header{position:sticky;top:0;z-index:40;background:rgba(250,246,239,.94);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:20px;height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo img{width:44px;height:44px;border-radius:50%;flex:none}
.logo span{font:700 19px/1.1 "Playfair Display",serif;color:var(--ink)}.logo small{display:block;font:500 11px "Be Vietnam Pro";color:var(--muted);letter-spacing:.1em;text-transform:uppercase;margin-top:3px}
nav.main{display:flex;align-items:center;gap:2px;margin-left:auto}
nav.main>a,nav.main summary{padding:9px 14px;border-radius:999px;text-decoration:none;font-size:15px;font-weight:500;color:var(--ink);cursor:pointer;list-style:none}
nav.main summary::-webkit-details-marker{display:none}nav.main summary:after{content:" ▾";font-size:11px;color:var(--muted)}
nav.main>a:hover,nav.main summary:hover,nav.main>a.on{background:var(--soft)}
.dd{position:relative}.dd .menu{position:absolute;top:calc(100% + 8px);left:0;background:var(--paper);border:1px solid var(--line);border-radius:14px;box-shadow:var(--sh);padding:8px;min-width:250px;display:grid}
.dd .menu a{padding:9px 12px;border-radius:10px;text-decoration:none;font-size:15px;display:flex;justify-content:space-between;gap:12px}.dd .menu a:hover{background:var(--soft)}
.dd .menu a em{font-style:normal;color:var(--muted);font-size:13px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:999px;background:var(--red);color:#fff;text-decoration:none;font-weight:600;font-size:15px;border:1px solid var(--red);cursor:pointer;transition:background .2s,transform .2s}
.btn:hover{background:var(--red2)}.btn:active{transform:scale(.98)}
.btn.line{background:transparent;color:var(--ink);border-color:var(--line)}.btn.line:hover{background:var(--soft)}
.btn.zalo{background:#0068ff;border-color:#0068ff}.btn.zalo:hover{background:#0053cc}
.burger{display:none;margin-left:auto}.burger summary{list-style:none;cursor:pointer;width:44px;height:44px;display:grid;place-items:center;border-radius:12px;border:1px solid var(--line);font-size:20px}
.burger summary::-webkit-details-marker{display:none}
.burger .panel{position:fixed;inset:68px 0 auto 0;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:var(--sh);padding:12px 16px 20px;display:grid;gap:4px;max-height:calc(100vh - 68px);overflow:auto}
.burger .panel a{padding:12px 8px;text-decoration:none;font-size:16px;border-bottom:1px solid var(--line)}.burger .panel .h{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;padding:12px 8px 4px}
.hero{padding:48px 0 28px}.hero .wrap{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;gap:8px;align-items:center;font-size:13px;font-weight:600;color:var(--leaf);background:#e9f0e2;padding:6px 12px;border-radius:999px;margin-bottom:16px}
.hero h1{font:700 clamp(34px,5.2vw,58px)/1.1 "Playfair Display",serif;margin:0 0 18px;letter-spacing:-.5px}.hero h1 em{color:var(--red);font-style:italic}
.hero p.lead{color:var(--muted);font-size:18px;margin:0 0 26px;max-width:520px}
.cta{display:flex;gap:10px;flex-wrap:wrap}
.trust{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:26px;color:var(--muted);font-size:14px}.trust span:before{content:"✓ ";color:var(--leaf);font-weight:700}
.collage{display:grid;grid-template-columns:1.25fr 1fr;grid-template-rows:1fr 1fr;gap:12px;height:min(560px,62vw)}
.collage img{width:100%;height:100%;object-fit:cover;border-radius:var(--r);box-shadow:var(--sh)}.collage img:first-child{grid-row:1/3}
section{padding:44px 0}.band{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:22px}
h2{font:700 clamp(26px,3.4vw,38px)/1.2 "Playfair Display",serif;margin:0}.sub{color:var(--muted);margin:6px 0 0}
.more{white-space:nowrap;font-weight:600;color:var(--red);text-decoration:none}
.cats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.cat{position:relative;display:block;border-radius:var(--r);overflow:hidden;aspect-ratio:4/5;background:var(--soft);text-decoration:none;color:#fff;box-shadow:var(--sh)}
.cat img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.cat:hover img{transform:scale(1.04)}
.cat .t{position:absolute;inset:auto 0 0 0;padding:44px 16px 16px;background:linear-gradient(transparent,rgba(20,12,8,.78));font-weight:600;font-size:17px;line-height:1.3}
.cat .t small{display:block;font-weight:400;font-size:13px;opacity:.9;margin-top:2px}
.chips{display:flex;gap:8px;overflow-x:auto;padding:4px 0 14px;scrollbar-width:none;margin-bottom:8px}.chips::-webkit-scrollbar{display:none}
.chips a{flex:none;padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:var(--paper);text-decoration:none;font-size:14px;color:var(--ink)}
.chips a.on{background:var(--ink);border-color:var(--ink);color:#fff}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:20px}
.card{display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;transition:box-shadow .25s,transform .25s}
.card:hover{box-shadow:var(--sh);transform:translateY(-2px)}
.card .ph{position:relative;aspect-ratio:4/5;background:var(--soft);overflow:hidden}.card .ph img{width:100%;height:100%;object-fit:cover}
.card .n{position:absolute;left:10px;bottom:10px;display:inline-flex;gap:5px;align-items:center;background:rgba(20,12,8,.62);color:#fff;font-size:12px;padding:3px 9px;border-radius:999px}
.card .b{padding:12px 14px 14px;display:flex;flex-direction:column;gap:4px;flex:1}
.card h3{font-size:15.5px;font-weight:600;margin:0;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card .meta{font-size:13px;color:var(--muted)}.card .go{margin-top:auto;padding-top:8px;font-size:14px;font-weight:600;color:var(--red)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:s}
.step{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.step b{display:block;font-size:17px;margin-bottom:4px}.step:before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--gold);color:#fff;font-weight:700;margin-bottom:12px}
.step p{margin:0;color:var(--muted);font-size:15px}
.vids{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(200px,230px);gap:16px;overflow-x:auto;padding-bottom:10px;scroll-snap-type:x mandatory}
.vid{scroll-snap-align:start;background:none;border:0;padding:0;text-align:left;cursor:pointer;color:inherit;font:inherit}
.vid .p{position:relative;aspect-ratio:9/16;border-radius:var(--r);overflow:hidden;background:var(--soft)}.vid .p img{width:100%;height:100%;object-fit:cover}
.vid .p i{position:absolute;inset:0;margin:auto;width:54px;height:54px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--red);display:grid;place-items:center;box-shadow:var(--sh)}
.vid h3{font-size:14.5px;font-weight:600;margin:10px 2px 0;line-height:1.4}
.class{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.class img{border-radius:var(--r);aspect-ratio:4/3;object-fit:cover;width:100%;box-shadow:var(--sh)}
.contact{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.contact a{display:flex;gap:14px;align-items:center;padding:20px;border-radius:var(--r);background:var(--paper);border:1px solid var(--line);text-decoration:none}
.contact a:hover{box-shadow:var(--sh)}.contact i{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;color:#fff;font-style:normal;flex:none}
.contact small{display:block;color:var(--muted);font-size:13px}.contact b{font-size:16px}
footer{background:var(--ink);color:#d9cdbf;padding:40px 0 30px;font-size:14px}
footer .wrap{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:28px}footer b{color:#fff;display:block;margin-bottom:8px;font-size:15px}
footer a{text-decoration:none}footer a:hover{text-decoration:underline}footer p{margin:0 0 6px}.copy{border-top:1px solid #4a3f39;margin-top:28px;padding-top:16px;grid-column:1/-1;font-size:13px;color:#a8998a}
.fab{position:fixed;right:20px;bottom:20px;display:flex;flex-direction:column;gap:10px;z-index:30}
.fab a{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:0 6px 20px rgba(0,0,0,.22)}.fab svg{width:26px;height:26px}
.fab .m{background:#0a7cff}.fab .z{background:#0068ff}.fab .z svg{width:30px;height:30px}
.mbar{display:none}
.lb{position:fixed;inset:0;background:rgba(15,10,8,.94);z-index:60;display:none;align-items:center;justify-content:center;padding:56px 12px}
.lb.on{display:flex}.lb img,.lb iframe{max-height:100%;max-width:100%;border-radius:10px;background:#000}
.lb button{position:absolute;background:rgba(255,255,255,.14);color:#fff;border:0;width:46px;height:46px;border-radius:50%;font-size:24px;cursor:pointer}
.lb .x{top:10px;right:10px}.lb .pv{left:10px;top:50%;transform:translateY(-50%)}.lb .nx{right:10px;top:50%;transform:translateY(-50%)}
.crumb{font-size:14px;color:var(--muted);padding:20px 0 0}.crumb a{color:var(--muted);text-decoration:none}.crumb a:hover{color:var(--ink)}
.ptitle{font:700 clamp(30px,4.4vw,46px)/1.15 "Playfair Display",serif;margin:8px 0 6px}
.detail{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:40px;padding:20px 0 30px;align-items:start}.detail>*,.class>*,.hero .wrap>*{min-width:0}
.main-ph{position:relative;border-radius:var(--r);overflow:hidden;background:var(--soft);height:min(74vh,700px);cursor:zoom-in}
.main-ph img{width:100%;height:100%;object-fit:contain;background:var(--soft)}
.main-ph .v{position:absolute;inset:0;margin:auto;width:70px;height:70px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--red);display:none;place-items:center}
.main-ph.is-v .v{display:grid}.main-ph .v svg{width:30px;height:30px}
.thumbs{display:flex;gap:8px;overflow-x:auto;margin-top:10px;padding-bottom:4px}
.thumbs button{flex:none;width:72px;height:90px;border-radius:10px;overflow:hidden;border:2px solid transparent;padding:0;cursor:pointer;background:var(--soft);position:relative}
.thumbs button.on{border-color:var(--red)}.thumbs img{width:100%;height:100%;object-fit:cover}
.thumbs button i{position:absolute;inset:0;margin:auto;width:26px;height:26px;border-radius:50%;background:rgba(255,255,255,.9);color:var(--red);display:grid;place-items:center}
.info{position:sticky;top:88px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:26px}
.info h1{font:700 30px/1.25 "Playfair Display",serif;margin:0 0 6px}.info .meta{color:var(--muted);font-size:14px}
.cap{white-space:pre-line;color:var(--ink);margin:16px 0}
.note{font-size:14px;background:#f7eedb;border-radius:12px;padding:12px 14px;margin:0 0 18px;color:#5b4a2a}
.acts{display:grid;gap:10px}.acts .two{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (max-width:980px){.cats{grid-template-columns:repeat(3,1fr)}.hero .wrap{gap:28px}}
@media (max-width:820px){
 nav.main{display:none}.burger{display:block}.top .hide{display:none}
 #hdr-cta{display:none}.bar{height:62px}.burger .panel{inset:62px 0 auto 0}
 .hero{padding:24px 0 8px}.hero .wrap{grid-template-columns:1fr}.collage{height:300px;grid-template-columns:1.3fr 1fr}
 .hero p.lead{font-size:16px}.trust{font-size:13px}
 .cats{grid-template-columns:repeat(2,1fr);gap:12px}.cat .t{font-size:15px;padding:36px 12px 12px}
 .grid{grid-template-columns:repeat(2,1fr);gap:12px}.card .b{padding:10px 10px 12px}.card h3{font-size:14px}.card .go{font-size:13px}
 .steps,.contact,.class,.detail{grid-template-columns:minmax(0,1fr)}.class img{order:-1}
 section{padding:32px 0}.head{flex-direction:column;align-items:start;gap:6px}
 .main-ph{height:min(62vh,520px)}.info{position:static;padding:20px}.detail{gap:18px;padding-top:12px}
 footer .wrap{grid-template-columns:1fr}
 .fab{display:none}body{padding-bottom:64px}
 .mbar{display:grid;grid-template-columns:1fr 1fr 1.25fr;position:fixed;left:0;right:0;bottom:0;z-index:35;background:var(--paper);border-top:1px solid var(--line);box-shadow:0 -4px 16px rgba(0,0,0,.06);padding:8px 10px calc(8px + env(safe-area-inset-bottom));gap:8px}
 .mbar a{display:flex;align-items:center;justify-content:center;gap:6px;height:46px;border-radius:12px;text-decoration:none;font-weight:600;font-size:14px}
 .mbar .c{background:var(--soft);color:var(--ink)}.mbar .z{background:#0068ff;color:#fff}.mbar .m{background:var(--red);color:#fff}
}

.bloglist{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.post{display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;transition:box-shadow .25s,transform .25s}
.post:hover{box-shadow:var(--sh);transform:translateY(-2px)}.post img{aspect-ratio:16/10;object-fit:cover;width:100%}
.post .b{padding:16px 18px 18px;display:flex;flex-direction:column;gap:6px;flex:1}.post h3{font:700 19px/1.35 "Playfair Display",serif;margin:0}
.post p{margin:0;color:var(--muted);font-size:14.5px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post .d{font-size:13px;color:var(--muted)}.post .go{margin-top:auto;padding-top:6px;font-weight:600;color:var(--red);font-size:14px}
.article{max-width:760px;margin:0 auto;padding:12px 0 40px}
.article .cover{border-radius:var(--r);overflow:hidden;margin:18px 0 8px;aspect-ratio:16/9;background:var(--soft)}.article .cover img{width:100%;height:100%;object-fit:cover}
.article h1{font:700 clamp(30px,4.6vw,44px)/1.18 "Playfair Display",serif;margin:10px 0 8px}.article .d{color:var(--muted);font-size:14px}
.prose{font-size:17.5px;line-height:1.75}.prose h2{font:700 clamp(23px,3vw,29px)/1.3 "Playfair Display",serif;margin:36px 0 10px}
.prose h3{font-size:19px;margin:26px 0 6px}.prose p{margin:0 0 16px}.prose ul,.prose ol{padding-left:22px;margin:0 0 16px}.prose li{margin:4px 0}
.prose a{color:var(--red)}.prose strong{color:var(--ink)}.prose blockquote{margin:18px 0;padding:12px 18px;border-left:4px solid var(--gold);background:#f7eedb;border-radius:0 12px 12px 0}
.prose figure{margin:24px 0}.prose figure img{border-radius:14px;width:100%;max-height:640px;object-fit:cover;cursor:zoom-in}
.prose figcaption{font-size:14px;color:var(--muted);text-align:center;margin-top:8px}
.tbl{overflow-x:auto;margin:10px 0 22px;border:1px solid var(--line);border-radius:14px}.tbl table{border-collapse:collapse;width:100%;font-size:15.5px;background:var(--paper)}
.tbl th,.tbl td{padding:10px 14px;border-bottom:1px solid var(--line);text-align:left}.tbl th{background:var(--soft)}.tbl tr:last-child td{border-bottom:0}
.cta-box{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:22px;margin:30px 0}.cta-box b{font-size:19px}.cta-box p{margin:6px 0 14px;color:var(--muted)}
.cta-box .btn{text-decoration:none}.prose .cta-box a{color:#fff}.prose .cta-box a.line{color:var(--ink)}
@media (max-width:820px){.bloglist{grid-template-columns:1fr}.prose{font-size:16.5px}}