:root{--ink:#0d0c0a;--ink2:#15130f;--ink3:#1d1a15;--line:rgba(214,186,120,.22);--gold:#d6ba78;--gold2:#e9d3a0;--cream:#f5efe3;--cream2:#ece3d1;--text:#e9e4da;--muted:#a9a192;--dark:#2a2620;--serif:"Cormorant Garamond",Georgia,serif;--sans:"Be Vietnam Pro",system-ui,-apple-system,Segoe UI,Arial,sans-serif;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:var(--text);font-family:var(--sans);font-weight:300;line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}figure{margin:0}.brand b{white-space:nowrap}.menu-btn svg{width:20px;height:20px;display:block;margin:auto}a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;z-index:99;background:var(--gold);color:#000;padding:8px 12px}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
/* header */
.hdr{position:sticky;top:0;z-index:50;background:rgba(13,12,10,.86);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;gap:28px;height:74px}
.brand{display:flex;align-items:center;gap:12px}.brand svg{width:40px;height:40px}
.brand b{font-family:var(--serif);font-weight:600;font-size:22px;letter-spacing:.22em;color:var(--gold2)}
.brand small{display:block;white-space:nowrap;font-size:9.5px;letter-spacing:.32em;color:var(--muted);margin-top:-4px;text-transform:uppercase}
.nav{display:flex;gap:22px;margin-left:auto}.nav a{white-space:nowrap;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:#d8d1c3;font-weight:500}.nav a:hover,.nav a[aria-current]{color:var(--gold)}
.hdr-tools{display:flex;align-items:center;gap:14px}
.lang{display:flex;border:1px solid var(--line)}.lang a{font-size:11px;font-weight:600;letter-spacing:.12em;padding:6px 9px;color:var(--muted)}.lang a.on{background:var(--gold);color:#16130c}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:var(--gold);width:42px;height:42px;font-size:20px;cursor:pointer}
/* buttons */
.btn{white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:15px 26px;font-size:12px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;border:1px solid var(--gold);transition:.25s;cursor:pointer;font-family:var(--sans)}
.btn-gold{background:var(--gold);color:#16130c}.btn-gold:hover{background:var(--gold2)}
.btn-line{color:var(--gold2)}.btn-line:hover{background:rgba(214,186,120,.1)}
.btn-sm{padding:11px 16px;font-size:11px;letter-spacing:.14em}
.btn-dark{background:var(--ink);color:var(--gold2);border-color:var(--ink)}.btn-dark:hover{background:#000}
/* type */
.eyebrow{font-size:11.5px;letter-spacing:.32em;text-transform:uppercase;color:var(--gold);font-weight:600;margin:0 0 18px}
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.12;margin:0;letter-spacing:.005em}
h1{font-size:clamp(40px,5.6vw,74px)}h2{font-size:clamp(32px,4vw,52px)}h3{font-size:26px}
.lead{font-size:18px;color:#cfc8ba;max-width:620px}
.muted{color:var(--muted)}
section{padding:110px 0}.sec-head{max-width:760px;margin-bottom:56px}.sec-head p{color:var(--muted);font-size:17px;margin-top:18px}
.center{text-align:center;margin-left:auto;margin-right:auto}
.light{background:var(--cream);color:var(--dark)}.light .muted,.light .sec-head p{color:#6f6656}.light .eyebrow{color:#9a7a36}
.light2{background:var(--cream2);color:var(--dark)}
.alt{background:var(--ink2)}
/* hero */
.hero{position:relative;padding:70px 0 90px;overflow:hidden;background:radial-gradient(900px 500px at 78% 30%,rgba(214,186,120,.16),transparent 60%),var(--ink)}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.hero h1 em{font-style:italic;color:var(--gold2)}
.hero .lead{margin:26px 0 36px}.cta-row{display:flex;gap:14px;flex-wrap:wrap}
.hero-photo{position:relative;border:1px solid var(--line);padding:14px;background:linear-gradient(160deg,rgba(214,186,120,.12),transparent 40%)}
.hero-photo img{width:100%;aspect-ratio:4/4.6;object-fit:cover;object-position:top}
.hero-photo figcaption{position:absolute;left:-1px;bottom:34px;background:var(--ink);border:1px solid var(--line);padding:14px 20px}
.hero-photo figcaption b{font-family:var(--serif);font-size:24px;font-weight:500;color:var(--gold2);display:block;letter-spacing:.08em}
.hero-photo figcaption span{font-size:10.5px;letter-spacing:.26em;text-transform:uppercase;color:var(--muted)}
.tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:34px}.tags span{font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;border:1px solid var(--line);padding:8px 12px;color:#cdbf9c}
/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats div{padding:34px 26px;border-right:1px solid var(--line)}.stats div:last-child{border-right:0}
.stats b{display:block;font-family:var(--serif);font-size:44px;font-weight:500;color:var(--gold2);line-height:1}.stats span{font-size:13px;color:var(--muted);display:block;margin-top:10px}
/* cards */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.card{border:1px solid var(--line);padding:38px 32px;background:linear-gradient(180deg,rgba(255,255,255,.02),transparent);display:flex;flex-direction:column;transition:.3s}
.card:hover{border-color:rgba(214,186,120,.55);transform:translateY(-3px)}
.card .num{font-family:var(--serif);font-size:15px;color:var(--gold);letter-spacing:.2em}
.card h3{margin:18px 0 12px}.card p{color:var(--muted);margin:0 0 24px;flex:1}
.card .more{font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);font-weight:600}
.light .card{border-color:#d9cdb3;background:#fbf8f1}.light .card p{color:#6f6656}
/* products */
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.pcard{border:1px solid var(--line);background:var(--ink2);display:flex;flex-direction:column;transition:.3s}
.pcard:hover{border-color:rgba(214,186,120,.6)}
.pcard .pimg{background:#fff;aspect-ratio:1/1.08;display:flex;align-items:center;justify-content:center;padding:22px;overflow:hidden}
.pcard .pimg img{max-height:100%;object-fit:contain;transition:.5s}.pcard:hover .pimg img{transform:scale(1.04)}
.pcard .pbody{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.pcat{font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--gold);font-weight:600}
.pcard h3{font-size:21px;margin:10px 0 10px;line-height:1.2}.pcard p{font-size:14px;color:var(--muted);margin:0 0 18px;flex:1}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:34px}.filters button{background:none;border:1px solid var(--line);color:#d9d1c1;padding:10px 16px;font:500 11.5px var(--sans);letter-spacing:.16em;text-transform:uppercase;cursor:pointer}.filters button.on{background:var(--gold);color:#16130c;border-color:var(--gold)}
.pdetail{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.pdetail .pimg{background:#fff;padding:40px;border:1px solid var(--line);position:sticky;top:100px}
.pdetail h1{font-size:clamp(34px,4vw,54px);margin:14px 0 22px}
.plist{list-style:none;padding:0;margin:26px 0;border-top:1px solid var(--line)}.plist li{padding:14px 0;border-bottom:1px solid var(--line);display:flex;gap:14px}.plist li b{color:var(--gold);font-family:var(--serif);font-size:18px;min-width:28px}
.note{font-size:12.5px;color:var(--muted);border-left:2px solid var(--gold);padding:4px 0 4px 14px;margin-top:26px}
.crumbs{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);padding-top:34px}.crumbs a:hover{color:var(--gold)}.crumbs span{margin:0 8px;color:var(--gold)}
/* split / about */
.portrait{border:1px solid var(--line);padding:12px}.portrait img{width:100%;aspect-ratio:4/4.7;object-fit:cover;object-position:top}
.timeline{list-style:none;padding:0;margin:30px 0 0;border-left:1px solid var(--line)}
.timeline li{padding:0 0 30px 30px;position:relative}.timeline li:before{content:"";position:absolute;left:-6px;top:8px;width:11px;height:11px;background:var(--gold);transform:rotate(45deg)}
.timeline b{font-family:var(--serif);font-size:22px;font-weight:500;color:var(--gold2);display:block}.timeline p{margin:6px 0 0;color:var(--muted)}
.light .timeline b{color:#7d6026}.light .timeline p{color:#6f6656}.light .timeline{border-color:#d3c4a2}
.quote{font-family:var(--serif);font-size:clamp(26px,3vw,38px);font-style:italic;line-height:1.3;color:var(--gold2);margin:0}
.light .quote{color:#7d6026}
/* steps */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border:1px solid var(--line)}
.steps div{padding:30px 22px;border-right:1px solid var(--line)}.steps div:last-child{border-right:0}
.steps b{font-family:var(--serif);font-size:40px;color:var(--gold);font-weight:500;line-height:1}.steps h3{font-size:22px;margin:14px 0 8px;letter-spacing:.06em}.steps p{font-size:14px;color:var(--muted);margin:0}
.light .steps,.light .steps div{border-color:#d9cdb3}.light .steps p{color:#6f6656}.light .steps b{color:#9a7a36}
/* lists */
.checks{list-style:none;padding:0;margin:24px 0}.checks li{padding:10px 0 10px 30px;position:relative;border-bottom:1px solid var(--line)}.checks li:before{content:"◆";position:absolute;left:0;color:var(--gold);font-size:11px;top:15px}
.light .checks li{border-color:#ddd2bb}.light .checks li:before{color:#9a7a36}
/* faq */
.faq details{border-bottom:1px solid var(--line);padding:22px 0}.faq summary{cursor:pointer;font-family:var(--serif);font-size:23px;list-style:none;display:flex;justify-content:space-between;gap:20px}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--gold);font-family:var(--sans);font-weight:300}.faq details[open] summary:after{content:"–"}.faq details p{color:var(--muted);margin:14px 0 0;max-width:820px}
.light .faq details{border-color:#d9cdb3}.light .faq details p{color:#6f6656}
/* band */
.band{background:linear-gradient(120deg,#1b170f,#0d0c0a 60%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band .wrap{display:grid;grid-template-columns:1.4fr .6fr;gap:50px;align-items:center}
.qr{background:#fff;padding:16px;max-width:220px;margin-left:auto}.qr img{width:100%}.qr p{color:#222;text-align:center;font-size:12px;margin:8px 0 0;font-weight:500}
.contacts{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}.contacts a{border:1px solid var(--line);padding:20px}.contacts small{display:block;font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--gold)}.contacts span{font-size:15px;word-break:break-all}
/* form */
.form{border:1px solid var(--line);padding:38px;background:var(--ink2)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form label{display:block;font-size:12px;letter-spacing:.08em;color:#cfc6b4;margin:0 0 18px}
.form input,.form select,.form textarea{width:100%;margin-top:7px;background:#0f0e0b;border:1px solid #3a342a;color:var(--text);padding:13px 14px;font:300 15px var(--sans)}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--gold);outline:0}
.form fieldset{border:0;padding:0;margin:4px 0 20px}.form legend{font-size:12px;letter-spacing:.08em;color:#cfc6b4;margin-bottom:10px}
.chk{display:grid;grid-template-columns:1fr 1fr;gap:10px}.chk label,.consent{display:flex;gap:10px;align-items:flex-start;margin:0;font-size:14px;letter-spacing:0}.chk input,.consent input{width:auto;margin-top:5px;accent-color:var(--gold)}
.consent{font-size:12.5px;color:var(--muted);margin:6px 0 22px}
.hp{position:absolute;left:-5000px}
.form-msg{margin-top:16px;font-size:14px}.form-msg.ok{color:#9fd3a8}.form-msg.err{color:#f0a3a3}
/* footer */
.ftr{background:#080706;border-top:1px solid var(--line);padding:70px 0 34px;font-size:14px}
.ftr .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.ftr h4{font-size:11px;letter-spacing:.26em;text-transform:uppercase;color:var(--gold);margin:0 0 16px;font-weight:600}
.ftr ul{list-style:none;padding:0;margin:0}.ftr li{margin:8px 0}.ftr li a{color:#bdb5a6}.ftr li a:hover{color:var(--gold)}
.disclose{margin-top:50px;padding-top:26px;border-top:1px solid var(--line);font-size:12px;color:#8b8476;line-height:1.7}
.disclose a{text-decoration:underline}
/* legal */
.legal{max-width:820px}.legal h2{font-size:28px;margin:42px 0 10px}.legal p,.legal li{color:#cfc8ba}
/* floating whatsapp */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:60;background:#1f9d55;color:#fff;border-radius:40px;padding:13px 18px;font-size:13px;font-weight:600;display:flex;gap:8px;align-items:center;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.wa-float svg{width:20px;height:20px}
/* reveal */
.rv{opacity:0;transform:translateY(18px);transition:opacity .8s ease,transform .8s ease}.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}
/* responsive */
@media(max-width:1180px){.nav{display:none;position:absolute;top:74px;left:0;right:0;flex-direction:column;background:var(--ink);padding:20px 24px;border-bottom:1px solid var(--line);gap:18px}.nav.open{display:flex}.menu-btn{display:block}.hdr-tools .btn{display:none}.hdr-tools{margin-left:auto}}
@media(max-width:1020px){.nav{display:none;position:absolute;top:74px;left:0;right:0;flex-direction:column;background:var(--ink);padding:20px 24px;border-bottom:1px solid var(--line);gap:18px}.nav.open{display:flex}.menu-btn{display:block}.hdr-tools .btn{display:none}
.hero .wrap,.grid2,.pdetail,.band .wrap{grid-template-columns:1fr}.pgrid,.grid4{grid-template-columns:repeat(2,1fr)}.grid3{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.steps div{border-right:0;border-bottom:1px solid var(--line)}.stats{grid-template-columns:repeat(2,1fr)}.stats div:nth-child(2){border-right:0}.ftr .cols{grid-template-columns:1fr 1fr}.pdetail .pimg{position:static}.qr{margin:0}.contacts{grid-template-columns:1fr}}
@media(max-width:600px){section{padding:76px 0}.hero{padding:40px 0 70px}.pgrid{grid-template-columns:1fr 1fr;gap:12px}.pcard .pbody{padding:14px}.pcard h3{font-size:17px}.pcard p{display:none}.form{padding:22px}.form .row,.chk{grid-template-columns:1fr}.grid4{grid-template-columns:1fr}.ftr .cols{grid-template-columns:1fr}.brand small{display:none}.wa-float span{display:none}.hero-photo figcaption{bottom:18px}}
.pdetail .pimg img{width:100%;max-width:440px}
.hero-photo{max-width:480px;justify-self:end;width:100%}
@media(max-width:1020px){.hero-photo{justify-self:start}}
.hero .wrap.hero-wide{grid-template-columns:1.2fr .8fr}
@media(max-width:1020px){.hero .wrap.hero-wide{grid-template-columns:1fr}}

@media(max-width:600px){.brand b{font-size:18px;letter-spacing:.16em}.brand svg{width:34px;height:34px}.hdr .wrap{gap:12px}.wa-float{padding:12px;right:14px;bottom:14px}}
.hero-photo figcaption{bottom:-26px;left:-26px}.hero-photo{margin-bottom:26px}
@media(max-width:600px){.hero-photo figcaption{left:12px;bottom:-22px}}

/* Selected LANH CAO stacked wordmark, 2026-10-09 */
.hdr .brand{flex-shrink:0}.brand .brand-logo{width:108px;height:61px;object-fit:contain}.ftr .brand .brand-logo{width:150px;height:85px}@media(max-width:600px){.hdr .brand .brand-logo{width:88px;height:50px}}

/* Salon Night: portrait video, no autoplay or initial media download. */
.salon-video-frame{position:relative;width:min(100%,360px);margin:0 auto;background:#090909;border:1px solid var(--line)}
.salon-player{display:block;width:100%;height:auto;aspect-ratio:9/16;object-fit:contain;background:#090909}
.salon-play-button{position:absolute;left:50%;top:46%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:10px;min-height:52px;padding:14px 20px;background:#e9d3a0;color:#16130c;border:1px solid #e9d3a0;cursor:pointer;white-space:nowrap;font-family:var(--sans);font-size:14px;font-weight:600}
.salon-play-button svg{width:22px;height:22px;flex-shrink:0}.salon-play-button[hidden]{display:none}
@media(max-width:600px){.salon-video-frame{width:min(100%,320px)}}