@font-face{font-family:Merlot Sans;src:url('assets/merlot-body.otf') format('opentype');font-style:normal;font-weight:400;font-display:swap}
@font-face{font-family:Merlot Sans;src:url('assets/merlot-bold.otf') format('opentype');font-style:normal;font-weight:700;font-display:swap}
@font-face{font-family:Merlot Vietnamese;src:url('assets/merlot-vietnamese.woff') format('woff');font-style:normal;font-weight:400;font-display:swap}
@font-face{font-family:Merlot Vietnamese;src:url('assets/merlot-vietnamese-bold.woff') format('woff');font-style:normal;font-weight:700;font-display:swap}

:root{color-scheme:dark;--canvas:#180e14;--deep:#21111e;--surface:#241821;--white:#f8f5f7;--muted:#c1b5c2;--quiet:#a794a7;--pink:#b85176;--accent:#e18aa8;--line:#483443;--body:'Merlot Sans',Arial,sans-serif;--gutter:clamp(24px,3vw,56px)}
/* Every colored section returns to the same canvas at both edges. */
:root{
 --header-height:88px;
 --section-space:clamp(40px,4.5vw,64px);
 --section-fade:clamp(56px,6vw,88px);
 --section-edge-wash:linear-gradient(to bottom,
  var(--canvas) 0,
  rgba(24,14,20,.94) calc(var(--section-fade)*.15),
  rgba(24,14,20,.68) calc(var(--section-fade)*.35),
  rgba(24,14,20,.28) calc(var(--section-fade)*.6),
  rgba(24,14,20,.06) calc(var(--section-fade)*.82),
  rgba(24,14,20,0) var(--section-fade),
  rgba(24,14,20,0) calc(100% - var(--section-fade)),
  rgba(24,14,20,.06) calc(100% - var(--section-fade)*.82),
  rgba(24,14,20,.28) calc(100% - var(--section-fade)*.6),
  rgba(24,14,20,.68) calc(100% - var(--section-fade)*.35),
  rgba(24,14,20,.94) calc(100% - var(--section-fade)*.15),
  var(--canvas) 100%);
 --section-glow-mask:linear-gradient(to bottom,
  transparent 0,
  rgba(0,0,0,.06) calc(var(--section-fade)*.15),
  rgba(0,0,0,.32) calc(var(--section-fade)*.35),
  rgba(0,0,0,.72) calc(var(--section-fade)*.6),
  rgba(0,0,0,.94) calc(var(--section-fade)*.82),
  #000 var(--section-fade),
  #000 calc(100% - var(--section-fade)),
  rgba(0,0,0,.94) calc(100% - var(--section-fade)*.82),
  rgba(0,0,0,.72) calc(100% - var(--section-fade)*.6),
  rgba(0,0,0,.32) calc(100% - var(--section-fade)*.35),
  rgba(0,0,0,.06) calc(100% - var(--section-fade)*.15),
  transparent 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-height) + 20px)}
body{margin:0;background:var(--canvas);color:var(--white);font-family:var(--body);font-size:18px;line-height:1.5;-webkit-font-smoothing:antialiased}
body,main{overflow-x:clip}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
button,a,input,textarea,summary{-webkit-tap-highlight-color:transparent}
button{cursor:pointer;border:0}
button:disabled{cursor:default;opacity:.6}
img{display:block;max-width:100%;height:auto}
p,h1,h2,h3{margin:0}
h1,h2,h3{font-weight:700}
a,button,summary{touch-action:manipulation}
[hidden]{display:none!important}
::selection{background:#a6426a;color:#fff}
:focus-visible{outline:2px solid var(--accent);outline-offset:5px}
.page-width{width:calc(100% - var(--gutter)*2);max-width:1392px;margin-inline:auto}
.icon-definitions{position:absolute;width:0;height:0;overflow:hidden}
.icon{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}
.icon-arrow{width:20px;height:20px;stroke-width:1.5;transition:transform .2s}
.skip-link{position:fixed;top:12px;left:24px;z-index:100;padding:12px 20px;border-radius:8px;background:var(--pink);color:#fff;transform:translateY(-160%)}
.skip-link:focus{transform:translateY(0)}

/* The compact header and large, text-led hero follow the user's reference. */
.site-header{position:sticky;top:0;z-index:30;background:var(--canvas);transition:box-shadow .2s}
.site-header.scrolled{box-shadow:0 12px 24px rgba(24,14,20,.35)}
.menu-backdrop{display:none}

.header-inner{max-width:1680px;height:88px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.brand{position:relative;display:block;width:250px;height:60px;flex:none;overflow:hidden}
.brand img{position:absolute;width:266px;max-width:none;height:auto;left:-8px;top:-16px;mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent)}
.main-nav{display:flex;margin-left:auto;gap:clamp(20px,2.2vw,36px);align-items:center;font-size:17px;font-weight:700;color:var(--muted)}
.main-nav>a:not(.button){position:relative;padding-block:12px;transition:color .2s}
.main-nav>a:not(.button):hover,.main-nav>a:not(.button):focus-visible{color:var(--accent)}
.main-nav>a:not(.button)::after{content:'';position:absolute;left:0;bottom:5px;width:20px;height:2px;border-radius:2px;background:var(--accent);opacity:0;transform:scaleX(.5);transform-origin:left;transition:opacity .2s,transform .2s}
.main-nav>a:not(.button)[aria-current=location]{color:var(--accent)}
.main-nav>a:not(.button)[aria-current=location]::after{opacity:1;transform:scaleX(1)}
.main-nav>.button[aria-current=location]{border-color:var(--accent);box-shadow:0 0 0 3px #e18aa826}
.button{display:inline-flex;gap:20px;align-items:center;justify-content:center;min-height:62px;padding:17px 34px;border:1px solid var(--pink);border-radius:100px;background:var(--pink);color:#fff;font-family:var(--body);font-weight:700;font-size:18px;line-height:1.3;text-align:center;transition:background .2s,border-color .2s,transform .2s,box-shadow .2s}
.button:hover{background:#a94268;border-color:#a94268;box-shadow:0 8px 28px #bd577b24}
.button:active{transform:translateY(1px)}
.button .icon{transition:transform .2s}
.button:hover .icon{transform:translate(1.5px,-1.5px)}
.button-small{min-height:46px;padding:12px 25px;font-size:16px;white-space:nowrap}
.button-outline{background:transparent;border-color:#796375;color:var(--white);box-shadow:none}
.button-outline:hover{background:#ffffff08;border-color:var(--accent);box-shadow:none}
.text-link{display:inline-flex;align-items:center;gap:12px;padding:4px 0 7px;border-bottom:1px solid currentColor;background:none;font-size:18px;font-weight:700;line-height:1.4;color:var(--accent)}
.text-link:hover .icon{transform:translate(1.5px,-1.5px)}
.header-tools{display:flex;align-items:center;gap:14px;flex:none}
.language-switch{display:flex;align-items:center;gap:1px;font-size:12px;line-height:1;color:var(--muted);white-space:nowrap}
.language-switch a{position:relative;display:grid;place-items:center;min-width:30px;min-height:44px;transition:color .2s}
.language-switch>span{font-size:11px;color:var(--quiet)}
.language-switch a:hover,.language-switch a[aria-current=page]{color:var(--accent)}
.language-switch a[aria-current=page]::after{content:'';position:absolute;bottom:8px;left:9px;right:9px;height:1px;background:var(--accent)}
.menu-toggle{display:none}
.hero{position:relative;isolation:isolate;background:radial-gradient(ellipse 65% 70% at 100% 8%,#372046 0%,#2b192f 43%,transparent 83%),radial-gradient(ellipse 44% 55% at 0% 100%,#34192f 0%,transparent 85%),var(--canvas)}
.hero::after{content:'';position:absolute;inset:0;z-index:0;background:var(--section-edge-wash);pointer-events:none}
.hero-main{position:relative;z-index:1;max-width:1680px;min-height:calc(100svh - 88px);display:flex;align-items:center;padding-block:clamp(130px,22vh,300px) clamp(100px,14vh,200px)}
.hero-copy{width:100%;max-width:1400px}
.hero-eyebrow{color:var(--accent);font-size:clamp(13px,1.25vw,21px);font-weight:700;line-height:1.6;letter-spacing:.11em;text-transform:uppercase;margin-bottom:36px}
.hero h1{font-size:clamp(62px,6.35vw,112px);line-height:1.025;letter-spacing:-.045em;font-weight:700}
.hero h1 span{color:var(--white)}
.hero-description{max-width:850px;font-size:clamp(21px,1.85vw,30px);line-height:1.45;color:var(--muted);margin-top:36px}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:22px;margin-top:48px}
.hero-actions>.button{min-width:224px;box-shadow:0 10px 28px #bd577b20}
.hero-actions>.button-outline{min-width:215px;box-shadow:none}
.hero-waves{position:absolute;z-index:0;pointer-events:none;inset:17% 0 0;width:100%;height:76%;overflow:visible;stroke:#81539b;stroke-width:2;opacity:.25}
.hero-waves path:last-child{stroke:#8d395f;opacity:.35;stroke-width:1.5}

/* Open service rows preserve the original information architecture. */
.section-space{padding-block:var(--section-space)}
.section-label{text-transform:uppercase;letter-spacing:.12em;font-size:14px;font-weight:700;line-height:1.6;color:var(--accent);margin-bottom:27px}
.expertise{display:grid;grid-template-columns:40% 1fr;gap:8%}
.section-intro h2,.contact h2{font-size:clamp(42px,4.3vw,64px);line-height:1.08;letter-spacing:-.035em}
.section-description{color:var(--muted);font-size:22px;line-height:1.55;margin-top:30px;max-width:530px}
.section-intro>.text-link{margin-top:45px}
.service-list{min-width:0}
.service{border-bottom:1px solid var(--line);padding-block:30px}
.service:first-child{padding-top:0}
.service summary{list-style:none;display:grid;grid-template-columns:30px 1fr 36px;align-items:center;gap:18px;cursor:pointer;padding-block:12px}
.service summary::-webkit-details-marker,.process-step summary::-webkit-details-marker{display:none}
.service-number{font-size:16px;color:var(--quiet);align-self:start;padding-top:7px}
.service h3{font-size:clamp(25px,2.25vw,34px);line-height:1.2;letter-spacing:-.02em}
.expand-icon{width:36px;height:36px;border:1px solid #958095;border-radius:50%;position:relative;color:var(--muted)}
.expand-icon::before,.expand-icon::after{content:'';position:absolute;background:currentColor;top:50%;left:50%;width:14px;height:1.5px;border-radius:1px;transform:translate(-50%,-50%)}
.expand-icon::after{transform:translate(-50%,-50%) rotate(90deg);transition:transform .2s}
.service[open] .expand-icon::after{transform:translate(-50%,-50%) rotate(0)}
.service[open] h3,.service[open] .expand-icon,.service summary:hover h3{color:var(--accent)}
.service[open] .expand-icon{border-color:var(--accent)}
.service-detail{padding:13px 18px 17px 48px;color:var(--muted)}
.service-detail p{font-size:19px;line-height:1.55;max-width:590px}
.service-detail>span{display:block;font-size:14px;line-height:1.7;color:var(--quiet);margin-top:15px}

/* The ribbon remains the one large brand artwork below the hero. */
.merlot-way{background:var(--deep);padding:var(--section-space) 0;overflow:hidden}
.way-top{display:grid;grid-template-columns:54% 1fr;gap:7%;align-items:center;min-height:430px}
.way-art{width:126%;margin-left:-19%}
.way-art img{width:100%;mask-image:linear-gradient(90deg,transparent,#000 7%,#000 84%,transparent),linear-gradient(0deg,transparent,#000 12%,#000 88%,transparent);mask-composite:intersect;-webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 84%,transparent),linear-gradient(0deg,transparent,#000 12%,#000 88%,transparent);-webkit-mask-composite:source-in}
.way-copy{position:relative;padding:20px 0 30px;z-index:1}
.way-copy h2{font-size:clamp(40px,4vw,60px);line-height:1.08;letter-spacing:-.035em}
.way-copy>p:last-child{color:var(--muted);font-size:21px;line-height:1.55;margin-top:31px;max-width:540px}
.approach{border-top:1px solid #5a3852;padding-top:28px;margin-top:40px}
.approach>.section-label{margin-bottom:0}
.process-grid{margin-top:28px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.process-step{padding:0 32px;border-left:1px solid #5a3852}
.process-step:first-child{padding-left:0;border-left:0}
.process-step:last-child{padding-right:0}
.process-step summary{list-style:none;cursor:pointer}
.process-number{display:block;font-size:14px;letter-spacing:.08em;color:var(--accent)}
.process-step h3{font-size:36px;letter-spacing:-.025em;margin-top:14px;line-height:1.25}
.process-caption{display:block;color:var(--muted);font-size:18px;margin-top:12px;min-height:54px}
.circle-arrow{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border:1px solid #bd577b99;color:var(--accent);border-radius:50%;margin-top:26px;transition:background .2s,border-color .2s,transform .2s}
.circle-arrow .icon-arrow{width:18px;height:18px}
.process-step summary:hover .circle-arrow,.process-step[open] .circle-arrow{background:#bd577b14;border-color:var(--accent)}
.process-step[open] .circle-arrow{transform:rotate(90deg)}
.process-detail{font-size:17px;color:var(--muted);margin-top:24px;line-height:1.6}

/* Form remains local: prepare, copy or download a project brief. */
.contact{position:relative;isolation:isolate;display:grid;grid-template-columns:43% 1fr;gap:9%;padding-bottom:120px}
.contact::before{content:'';position:absolute;z-index:-1;inset:0 auto 0 50%;width:100vw;transform:translateX(-50%);background:radial-gradient(ellipse 42% 70% at 0% 90%,#38203f 0%,transparent 85%);-webkit-mask-image:var(--section-glow-mask);mask-image:var(--section-glow-mask);pointer-events:none}
.contact .section-description{font-size:21px;margin-top:28px}
.contact-workspace{padding-top:0;min-width:0}
.contact-workspace h3{font-size:32px;line-height:1.2;letter-spacing:-.025em;margin-bottom:28px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
form label{display:block;font-size:15px;line-height:1.5;color:var(--muted)}
input,textarea{width:100%;min-width:0;border:1px solid #75596e;background:var(--surface);border-radius:10px;padding:15px 17px;margin-top:9px;color:var(--white);font-size:16px;line-height:1.5;transition:border-color .2s,box-shadow .2s}
input::placeholder,textarea::placeholder{color:#b5a3b6;opacity:1}
input:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #bd577b20;outline:none}
textarea{display:block;min-height:150px;resize:vertical}
form>label{margin-top:23px}
fieldset{margin:25px 0 30px;padding:0;border:0;min-width:0}
legend{font-size:15px;color:var(--muted);margin-bottom:12px;padding:0}
.interest-options{display:flex;flex-wrap:wrap;gap:9px}
.interest{position:relative}
.interest input{position:absolute;opacity:0;width:1px;height:1px;margin:0;padding:0}
.interest>span{display:block;border:1px solid #90758c;border-radius:100px;min-height:42px;padding:10px 15px;font-size:13px;line-height:1.5;color:var(--white);cursor:pointer;transition:background .2s,border-color .2s}
.interest:hover>span{border-color:var(--accent)}
.interest input:checked+span{border-color:var(--accent);background:#76344e;color:#fff}
.interest input:focus-visible+span{outline:2px solid var(--accent);outline-offset:3px}
.form-note{font-size:13px;line-height:1.6;color:var(--muted);margin-top:18px;max-width:570px}
.brief-result{padding-top:2px}
.result-check{width:48px;height:48px;background:#bd577b20;color:var(--accent);border-radius:50%;display:grid;place-items:center;margin-bottom:22px}
.brief-result h3{font-size:34px;max-width:500px;margin-bottom:18px}
.result-description{color:var(--muted);font-size:18px;line-height:1.5}
.brief-preview{font:15px/1.7 var(--body);white-space:pre-wrap;overflow-wrap:anywhere;max-height:340px;overflow:auto;border:1px solid #75596e;border-radius:10px;background:var(--surface);padding:22px;margin-block:25px}
.result-actions{display:flex;flex-wrap:wrap;gap:12px}
.result-actions .button{font-size:15px;min-height:48px;gap:15px;padding:12px 23px}
.brief-status{min-height:24px;color:var(--accent);font-size:14px;margin-top:14px}
.edit-brief{font-size:16px;margin-top:8px}
.site-footer{padding-block:28px}
.footer-main{display:flex;align-items:center;justify-content:space-between;gap:24px}
.footer-main .brand{width:226px;height:54px}
.footer-main .brand img{width:242px;top:-15px}
.footer-main nav{display:flex;align-items:center;gap:32px;color:var(--muted);font-size:15px}
.footer-main nav>a:hover{color:var(--accent)}
.back-top{display:flex;align-items:center;gap:10px;padding-left:28px;border-left:1px solid var(--line)}
.back-top .icon-arrow{width:18px;height:18px}
.back-top:hover .icon-arrow{transform:translateY(-2px)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding-top:24px;margin-top:24px;color:var(--quiet);font-size:13px}

/* Language-specific metrics keep the accents and longer Vietnamese copy clear. */
html[lang=vi]{--body:'Merlot Vietnamese',Arial,sans-serif}
html[lang=vi] .main-nav{font-size:14px;gap:25px}
html[lang=vi] .button-small{font-size:14px}
html[lang=vi] .hero h1{font-size:clamp(55px,5.55vw,100px);line-height:1.2;letter-spacing:-.045em}
html[lang=vi] .hero-eyebrow{font-size:clamp(12px,1.1vw,18px);letter-spacing:.065em}
html[lang=vi] .hero-description{font-size:clamp(19px,1.6vw,26px);line-height:1.7;max-width:880px}
html[lang=vi] .button{font-size:16px}
html[lang=vi] .button-small{font-size:14px}
html[lang=vi] .section-intro h2,html[lang=vi] .contact h2{font-size:clamp(36px,3.45vw,52px);line-height:1.28;letter-spacing:-.04em}
html[lang=vi] .service h3{font-size:clamp(23px,1.85vw,29px);line-height:1.4;letter-spacing:-.03em}
html[lang=vi] .section-description,html[lang=vi] .way-copy>p:last-child{font-size:19px;line-height:1.75}
html[lang=vi] .way-copy h2{font-size:clamp(36px,3.45vw,52px);line-height:1.28;letter-spacing:-.04em}
html[lang=vi] .process-step h3{font-size:29px;line-height:1.4}
html[lang=vi] .process-caption{font-size:16px;min-height:52px}
html[lang=vi] .contact-workspace h3{font-size:28px;line-height:1.35}
html[lang=vi] .form-note{line-height:1.8}

@media(min-width:1780px){:root{--header-height:94px}.header-inner{height:94px}.brand{width:285px;height:65px}.brand img{width:301px;top:-18px}.main-nav{font-size:19px}.button-small{font-size:18px}.hero-main{min-height:calc(100svh - 94px)}}
@media(max-width:1200px){.header-inner{gap:22px}.header-inner>.brand{width:218px;height:54px}.header-inner>.brand img{width:234px;top:-14px}.main-nav{gap:22px;font-size:15px}.main-nav .button-small{font-size:15px;padding-inline:22px}html[lang=vi] .main-nav{gap:19px;font-size:13px}.expertise{gap:6%;grid-template-columns:41% 1fr}.process-step{padding-inline:23px}.process-step h3{font-size:31px}.process-caption{font-size:16px}.way-top{gap:6%;grid-template-columns:51% 1fr}.way-copy>p:last-child{font-size:19px}.contact{gap:7%;grid-template-columns:42% 1fr}.contact-workspace h3{font-size:29px}.footer-main nav{gap:25px}}
@media(max-width:1120px){
 html{scrollbar-gutter:stable}
 html.menu-open{overflow:hidden;overscroll-behavior:none}
 .menu-backdrop{display:block;position:fixed;inset:0;z-index:20;background:rgba(12,6,14,.58);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,visibility .2s}
 html.menu-open .menu-backdrop{opacity:1;visibility:visible;pointer-events:auto}
 .menu-toggle{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:6px;width:44px;height:44px;padding:10px;background:none;border:1px solid #79596f;border-radius:50%}
 .menu-toggle span{height:1.5px;width:20px;background:var(--white);transition:transform .2s}
 .menu-toggle[aria-expanded=true] span:first-child{transform:translateY(3.75px) rotate(45deg)}
 .menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-3.75px) rotate(-45deg)}
 .main-nav{display:none;position:absolute;top:100%;left:0;right:0;margin:0;padding:20px var(--gutter) 28px;max-height:calc(100vh - var(--header-height));max-height:calc(100dvh - var(--header-height));overflow-y:auto;overscroll-behavior:contain;background:var(--surface);box-shadow:0 18px 40px #0008;border-top:1px solid var(--line);border-bottom:1px solid var(--line);gap:5px;align-items:stretch;flex-direction:column;font-size:19px}
 .main-nav.is-open{display:flex}.main-nav .button{align-self:flex-start;margin-top:10px}
 html[lang=vi] .main-nav{gap:5px;font-size:17px}
}
@media(max-width:900px){
 :root{--header-height:82px}.header-inner{height:82px}.hero-main{min-height:750px;padding-block:140px 125px}.hero h1{font-size:clamp(54px,7.5vw,68px);line-height:1.06}.hero-eyebrow{font-size:13px;margin-bottom:30px}.hero-description{font-size:22px;max-width:670px;line-height:1.5;margin-top:30px}.hero-actions{margin-top:36px}.hero-waves{inset:24% 0 0;height:72%;width:130%}
 .expertise{grid-template-columns:1fr;gap:55px}.section-intro{max-width:650px}.section-intro h2,.contact h2{font-size:49px}.section-description{font-size:20px}.section-intro>.text-link{margin-top:28px}.service h3{font-size:30px}.service-list{width:100%}
 .way-top{grid-template-columns:1fr;gap:25px}.way-art{width:108%;max-width:850px;margin:0 0 0 -7%}.way-copy{max-width:700px;padding:0 0 24px}.way-copy h2{font-size:49px;max-width:680px}.way-copy>p:last-child{font-size:20px;max-width:650px}.process-grid{grid-template-columns:1fr 1fr;row-gap:42px;margin-top:30px}.process-step:nth-child(3){border-left:0;padding-left:0}.process-step:nth-child(even){padding-right:0}.process-step h3{font-size:34px}.process-caption{min-height:48px}
 .contact{grid-template-columns:1fr;gap:50px}.contact-intro{max-width:680px}.contact-workspace{width:100%;max-width:730px}.contact-workspace h3{font-size:31px}.contact::before{background:radial-gradient(ellipse 100% 45% at 0% 10%,#322039 0%,transparent 85%)}
 html[lang=vi] .hero h1{font-size:clamp(43px,6.2vw,56px)}html[lang=vi] .hero-description{font-size:20px}html[lang=vi] .section-intro h2,html[lang=vi] .contact h2,html[lang=vi] .way-copy h2{font-size:42px}html[lang=vi] .service h3{font-size:27px}
}
@media(max-width:680px){
 :root{--gutter:24px;--header-height:78px}body{font-size:17px}.header-inner{height:78px;gap:12px}.header-inner>.brand{width:166px;height:44px}.header-inner>.brand img{width:182px;left:-7px;top:-9px}.header-tools{gap:8px}.language-switch a{min-width:27px}.menu-toggle{width:42px;height:42px}
 .hero-main{min-height:680px;padding-block:110px 100px}.hero-copy{max-width:540px}.hero-eyebrow{font-size:11px;letter-spacing:.08em;line-height:1.8;max-width:380px;margin-bottom:25px}.hero h1{font-size:clamp(44px,8.8vw,59px);line-height:1.06;letter-spacing:-.04em}.hero-description{font-size:19px;line-height:1.55;margin-top:27px;max-width:500px}.hero-actions{gap:14px;margin-top:32px}.hero-actions>.button,.hero-actions>.button-outline{min-width:0;min-height:54px;padding:15px 24px;font-size:16px}.hero-waves{width:190%;left:-38%;top:27%;height:65%;opacity:.2}.hero{background:radial-gradient(ellipse 90% 55% at 100% 5%,#34203f 0%,transparent 90%),radial-gradient(ellipse 70% 35% at 0% 100%,#30172a 0%,transparent 90%),var(--canvas)}
 .section-label{font-size:12px;letter-spacing:.1em;margin-bottom:22px}.expertise{gap:38px}.section-intro h2,.contact h2{font-size:39px;line-height:1.12}.section-description{font-size:18px;margin-top:24px}.section-intro>.text-link{font-size:17px;margin-top:25px}.service{padding-block:22px}.service h3{font-size:25px;line-height:1.3}.service summary{grid-template-columns:23px 1fr 30px;gap:12px}.service-number{font-size:13px;padding-top:7px}.expand-icon{width:30px;height:30px}.service-detail{padding:5px 0 12px 35px}.service-detail p{font-size:17px}.service-detail>span{font-size:13px;line-height:1.7;margin-top:12px}
 .way-art{width:120%;max-width:none;margin-left:-14%;margin-bottom:5px}.way-top{gap:15px}.way-copy h2{font-size:39px;line-height:1.12}.way-copy>p:last-child{font-size:18px;line-height:1.6;margin-top:24px}.approach{margin-top:28px;padding-top:24px}.process-grid{row-gap:34px;margin-top:24px}.process-step{padding-inline:18px}.process-step h3{font-size:29px}.process-caption{font-size:15px;line-height:1.5;min-height:46px;max-width:170px}.process-number{font-size:12px}.circle-arrow{width:34px;height:34px;margin-top:20px}.process-detail{font-size:15px}
 .contact{gap:42px}.contact .section-description{font-size:18px}.contact-workspace h3{font-size:28px;margin-bottom:26px}.form-row{grid-template-columns:1fr;gap:20px}form label,legend{font-size:15px}input,textarea{font-size:16px;min-height:52px;padding:13px 15px}textarea{min-height:145px}fieldset{margin-block:24px}.interest>span{font-size:12px;min-height:42px;padding:10px 13px}.contact-workspace .button{font-size:16px;gap:20px;min-height:55px;padding:15px 26px}.form-note{font-size:12px}.brief-result h3{font-size:29px}.brief-preview{font-size:14px;padding:16px;max-height:300px}.result-description{font-size:17px}.result-actions .button{font-size:14px;gap:12px;min-height:48px;padding:12px 18px}
 .site-footer{padding-top:24px}.footer-main{flex-direction:column;align-items:flex-start;gap:25px}.footer-main .brand{width:210px;height:49px}.footer-main .brand img{width:226px;top:-14px}.footer-main nav{gap:23px;font-size:14px;flex-wrap:wrap}.back-top{padding-left:21px}.footer-bottom{font-size:12px;flex-direction:column;gap:10px;margin-top:24px;line-height:1.6}
 html[lang=vi] .hero h1{font-size:clamp(37px,7.8vw,50px);line-height:1.24;letter-spacing:-.045em}html[lang=vi] .hero-eyebrow{font-size:10px;line-height:1.9;letter-spacing:.045em}html[lang=vi] .hero-description{font-size:17px;line-height:1.75}html[lang=vi] .hero-actions>.button{font-size:14px;padding-inline:22px}html[lang=vi] .section-intro h2,html[lang=vi] .contact h2,html[lang=vi] .way-copy h2{font-size:34px;line-height:1.32}html[lang=vi] .section-description,html[lang=vi] .way-copy>p:last-child{font-size:17px;line-height:1.75}html[lang=vi] .service h3{font-size:22px}html[lang=vi] .process-step h3{font-size:25px}html[lang=vi] .process-caption{font-size:14px;min-height:48px}html[lang=vi] .contact-workspace h3{font-size:25px}html[lang=vi] .interest>span{font-size:11px}html[lang=vi] .footer-main nav{gap:20px;font-size:13px}
}
@media(max-width:400px){.hero-actions{align-items:stretch;flex-direction:column;max-width:265px}.hero-actions>.button{width:100%}.hero-main{padding-top:88px}.hero h1{font-size:43px}html[lang=vi] .hero h1{font-size:37px}}
@media(max-width:360px){:root{--gutter:20px}.header-inner>.brand{width:143px;height:40px}.header-inner>.brand img{width:159px;top:-7px}.header-tools{gap:6px}.header-inner{gap:8px}.section-intro h2,.contact h2,.way-copy h2{font-size:35px}.service h3{font-size:23px}.process-grid{grid-template-columns:1fr}.process-step{border-left:0;border-top:1px solid #5a3852;padding:25px 0 0}.process-step:first-child{padding-top:0;border-top:0}.process-step:nth-child(3){padding-top:25px}.process-caption{min-height:0;max-width:none}html[lang=vi] .hero h1{font-size:35px}html[lang=vi] .section-intro h2,html[lang=vi] .contact h2,html[lang=vi] .way-copy h2{font-size:31px}html[lang=vi] .process-caption{min-height:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}

/* Richer content extends the established open, dark editorial layout. */
.section-title,.section-intro .section-title{font-size:clamp(40px,3.9vw,58px);line-height:1.1;letter-spacing:-.035em}
.detail-label{font-size:12px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--quiet);line-height:1.6}
.check-list,.scope-list{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:15px}
.check-list li,.scope-list li{display:flex;align-items:flex-start;gap:13px;color:var(--muted);font-size:17px;line-height:1.55}
.check-list .icon{width:23px;height:23px;margin-top:2px;padding:3px;border:1px solid #bd577b99;border-radius:50%;color:var(--accent)}
.scope-list{gap:10px;margin-top:14px}
.scope-list li{font-size:15px;gap:11px}
.scope-list .icon{width:17px;height:17px;margin-top:3px;color:var(--accent)}
.service-detail .detail-label{font-size:11px;margin-top:22px;line-height:1.6}
.service-detail .scope-list{margin-bottom:4px}
.process-output{border-top:1px solid var(--line);margin:20px 0 0;padding-top:16px;font-size:15px;color:var(--muted);line-height:1.65}
.process-output>span{display:block;color:var(--accent);font-size:12px;font-weight:700;margin-bottom:7px}
.solutions{background:var(--section-edge-wash),var(--deep)}
.split-heading{display:grid;grid-template-columns:50% 1fr;gap:8%;align-items:end}
.split-heading .section-description{margin:0;max-width:600px;font-size:20px}
.solution-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px;margin-top:48px;border-bottom:1px solid var(--line)}
.solution-tabs button{position:relative;min-width:0;min-height:70px;background:none;color:var(--muted);padding:19px 0 22px;text-align:left;font-size:18px;font-weight:400;line-height:1.5;transition:color .2s}
.solution-tabs button:hover{color:var(--white)}
.solution-tabs button[aria-selected=true]{color:var(--accent);font-weight:700}
.solution-tabs button[aria-selected=true]::after{content:'';position:absolute;bottom:-1px;left:0;right:0;height:2px;background:var(--accent)}
.solution-panel{display:grid;grid-template-columns:57% 1fr;gap:7%;padding-block:48px 10px;min-height:390px}
.solution-panel+.solution-panel{border-top:1px solid var(--line);margin-top:40px}
.solutions.is-enhanced .solution-panel{border-top:0;margin-top:0}
.solution-story{min-width:0}
.solution-number{font-size:108px;font-weight:700;line-height:1;color:var(--accent);letter-spacing:-.065em;margin-bottom:18px}
.solution-category{font-size:15px;color:var(--accent);margin-bottom:12px}
.solutions.is-enhanced .solution-category{display:none}
.solution-story h3{font-size:clamp(30px,2.8vw,42px);line-height:1.2;letter-spacing:-.03em}
.solution-story>p:last-of-type{font-size:20px;line-height:1.6;color:var(--muted);max-width:720px;margin-top:20px}
.solution-story>.text-link{margin-top:28px}
.solution-scope{border-left:1px solid #604254;padding-left:42px;margin-top:6px}
.solution-scope ul{padding:0;margin:22px 0 0;list-style:none}
.solution-scope li{padding:24px 0;border-bottom:1px solid var(--line);font-size:18px;line-height:1.6}
.solution-scope li:last-child{border-bottom:0}
.section-note{color:var(--quiet);font-size:14px;line-height:1.7;margin-top:42px}
.merlot-way{background:var(--canvas)}
.wide-intro{max-width:900px}
.wide-intro .section-description{max-width:800px}
.engagement-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:50px}
.engagement-model{display:flex;flex-direction:column;align-items:flex-start;min-width:0;padding-inline:32px;border-left:1px solid var(--line)}
.engagement-model:first-child{padding-left:0;border-left:0}
.engagement-model:last-child{padding-right:0}
.model-number{color:var(--quiet);font-size:14px;font-weight:700}
.engagement-model h3{color:var(--accent);font-size:31px;letter-spacing:-.025em;line-height:1.25;margin-top:14px}
.model-fit{color:var(--muted);font-size:18px;font-weight:700;line-height:1.5;margin-top:18px;min-height:54px}
.model-description{font-size:18px;color:var(--muted);line-height:1.6;margin-top:16px;min-height:116px}
.engagement-model .check-list{margin-top:24px;margin-bottom:38px}
.engagement-model .text-link{margin-top:auto;font-size:17px}
.principles{background:var(--section-edge-wash),var(--deep)}
.principles-layout{display:grid;grid-template-columns:42% 1fr;gap:9%}
.principle-row{display:grid;grid-template-columns:32px 1fr;gap:25px;padding-block:29px;border-bottom:1px solid var(--line)}
.principle-row:first-child{padding-top:0}
.principle-row:last-child{padding-bottom:0;border-bottom:0}
.principle-row>span{color:var(--accent);font-size:16px;font-weight:700;padding-top:4px}
.principle-row h3{font-size:27px;line-height:1.25;letter-spacing:-.02em}
.principle-row p{font-size:18px;line-height:1.65;color:var(--muted);margin-top:11px}
.faq{display:grid;grid-template-columns:33% 1fr;gap:9%}
.faq .section-description{font-size:20px}
.faq .text-link{font-size:17px}
.faq-item{border-bottom:1px solid var(--line);padding-block:24px}
.faq-item:first-child{padding-top:0}
.faq-item summary{display:grid;grid-template-columns:26px 1fr 32px;gap:16px;list-style:none;cursor:pointer;align-items:start;padding-block:10px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-number{font-size:14px;color:var(--quiet);padding-top:6px}
.faq-item h3{font-size:23px;line-height:1.4;letter-spacing:-.015em}
.faq-item .expand-icon{width:32px;height:32px;margin-top:1px}
.faq-item[open] h3,.faq-item[open] .expand-icon,.faq-item summary:hover h3{color:var(--accent)}
.faq-item[open] .expand-icon{border-color:var(--accent)}
.faq-item[open] .expand-icon::after{transform:translate(-50%,-50%) rotate(0)}
.faq-item>p{padding:15px 40px 8px 42px;font-size:18px;line-height:1.7;color:var(--muted)}
.brief-guidance{margin-top:38px;padding-top:30px;border-top:1px solid var(--line);max-width:510px}
.brief-guidance h3{font-size:21px;line-height:1.4}
.brief-guidance .check-list{margin-top:20px;gap:13px}
.brief-guidance .check-list li{font-size:16px}
.brief-guidance>p{font-size:14px;line-height:1.65;color:var(--quiet);margin-top:22px}
.site-footer{padding-top:48px}
.footer-main{display:grid;grid-template-columns:1.6fr 1fr 1.1fr 1fr;gap:42px;align-items:start}
.footer-brand{min-width:0}
.footer-brand>p{font-size:15px;color:var(--muted);line-height:1.7;max-width:320px;margin-top:20px}
.footer-group h3{font-size:15px;font-weight:700;color:var(--white);margin:15px 0 18px}
.footer-group nav{display:flex;flex-direction:column;align-items:flex-start;gap:3px;font-size:14px;color:var(--muted)}
.footer-group nav a{padding-block:5px;line-height:1.6}
.footer-bottom{align-items:center;margin-top:40px}
.footer-bottom .back-top{border-left:0;padding-left:0;color:var(--muted);white-space:nowrap}
html[lang=vi] .section-title,html[lang=vi] .section-intro .section-title{font-size:clamp(34px,3.4vw,50px);line-height:1.3;letter-spacing:-.04em}
html[lang=vi] .split-heading .section-description{font-size:18px;line-height:1.75}
html[lang=vi] .solution-tabs button{font-size:16px;line-height:1.6}
html[lang=vi] .solution-story h3{font-size:clamp(28px,2.6vw,37px);line-height:1.35}
html[lang=vi] .solution-story>p:last-of-type{font-size:18px;line-height:1.75}
html[lang=vi] .solution-scope li{font-size:16px}
html[lang=vi] .engagement-model h3{font-size:27px;line-height:1.4}
html[lang=vi] .model-fit{font-size:16px;min-height:52px}
html[lang=vi] .model-description{font-size:16px;line-height:1.75;min-height:120px}
html[lang=vi] .check-list li{font-size:15px;line-height:1.7}
html[lang=vi] .engagement-model .text-link{font-size:15px}
html[lang=vi] .principle-row h3{font-size:24px;line-height:1.4}
html[lang=vi] .principle-row p,html[lang=vi] .faq-item>p{font-size:16px;line-height:1.8}
html[lang=vi] .faq-item h3{font-size:21px;line-height:1.5}
html[lang=vi] .faq .section-description{font-size:18px}
html[lang=vi] .faq .text-link{font-size:15px}
html[lang=vi] .footer-brand>p,html[lang=vi] .footer-group nav{font-size:13px}
html[lang=vi] .footer-group h3{font-size:14px}
@media(max-width:1200px){.engagement-model{padding-inline:24px}.engagement-model h3{font-size:28px}.engagement-model .check-list li{font-size:16px}.model-description{min-height:145px}.solution-tabs{gap:20px}.solution-tabs button{font-size:17px}.solution-scope{padding-left:30px}.footer-main{gap:28px}.footer-group nav{gap:3px}html[lang=vi] .model-description{min-height:150px}html[lang=vi] .engagement-model h3{font-size:24px}html[lang=vi] .engagement-model .check-list li{font-size:14px}}
@media(max-width:900px){
 .split-heading{grid-template-columns:1fr;gap:26px}.split-heading .section-description{max-width:680px}.section-title,.section-intro .section-title{font-size:47px;max-width:720px}.solution-tabs{margin-top:35px;gap:18px}.solution-tabs button{font-size:16px}.solution-panel{grid-template-columns:54% 1fr;gap:6%;padding-top:38px}.solution-story h3{font-size:33px}.solution-story>p:last-of-type{font-size:18px}.solution-scope{padding-left:24px}.solution-scope li{font-size:16px}.solution-number{font-size:84px}.solution-story .text-link{font-size:17px}
 .engagement-grid{grid-template-columns:1fr;margin-top:35px}.engagement-model{border-left:0;border-top:1px solid var(--line);padding:32px 0}.engagement-model:first-child{border-top:0;padding-top:0}.engagement-model:last-child{padding-bottom:0}.engagement-model h3{font-size:32px}.model-fit,.model-description{min-height:0;max-width:650px}.model-fit{margin-top:14px}.model-description{margin-top:12px}.engagement-model .check-list{margin-block:24px 28px}.engagement-model .check-list li{font-size:17px}
 .principles-layout{grid-template-columns:1fr;gap:44px}.principle-row{padding-block:25px}.principles .section-intro{max-width:680px}.faq{grid-template-columns:1fr;gap:45px}.faq .section-intro{max-width:650px}.faq .section-description{max-width:600px}.faq .text-link{margin-top:26px}.faq-item h3{font-size:24px}.brief-guidance{max-width:600px}.footer-main{grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}.footer-brand{grid-column:1/-1}.footer-brand>p{max-width:500px}.footer-group nav{gap:3px}
 html[lang=vi] .section-title,html[lang=vi] .section-intro .section-title{font-size:40px}html[lang=vi] .solution-tabs button{font-size:14px}html[lang=vi] .model-fit,html[lang=vi] .model-description{min-height:0}html[lang=vi] .engagement-model h3{font-size:29px}html[lang=vi] .engagement-model .check-list li{font-size:15px}
}
@media(max-width:680px){
 .section-title,.section-intro .section-title{font-size:37px;line-height:1.15}.split-heading{gap:22px}.split-heading .section-description{font-size:18px}.solution-tabs{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px;margin-top:30px}.solution-tabs button{min-height:70px;font-size:15px;padding:17px 0;line-height:1.5}.solution-panel{grid-template-columns:1fr;gap:28px;padding-top:32px;min-height:0}.solution-number{font-size:72px;margin-bottom:15px}.solution-story h3{font-size:30px;line-height:1.25}.solution-story>p:last-of-type{font-size:17px;margin-top:18px}.solution-story .text-link{font-size:16px;margin-top:23px}.solution-scope{border-left:0;border-top:1px solid var(--line);padding:25px 0 0;margin:0}.solution-scope ul{margin-top:10px}.solution-scope li{font-size:16px;padding-block:18px}.section-note{font-size:12px;margin-top:28px}.detail-label{font-size:11px}.scope-list li{font-size:14px}.process-output{font-size:14px}
 .engagement-model h3{font-size:29px}.model-fit{font-size:17px;line-height:1.6}.model-description{font-size:17px}.engagement-model .check-list li{font-size:16px}.engagement-model .text-link{font-size:16px}.principle-row{grid-template-columns:23px 1fr;gap:16px}.principle-row>span{font-size:14px}.principle-row h3{font-size:23px}.principle-row p{font-size:17px}.faq-item{padding-block:19px}.faq-item summary{grid-template-columns:21px 1fr 29px;gap:10px}.faq-number{font-size:12px;padding-top:5px}.faq-item h3{font-size:20px}.faq-item .expand-icon{width:29px;height:29px}.faq-item>p{padding:12px 0 5px 31px;font-size:17px}.faq .section-description{font-size:18px}.faq .text-link{font-size:16px}.brief-guidance{margin-top:30px;padding-top:25px}.brief-guidance h3{font-size:20px}.brief-guidance .check-list li{font-size:15px}.footer-main{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.footer-group nav{gap:3px;font-size:14px}.footer-group h3{margin-top:5px}.footer-group nav a{padding-block:7px}.footer-bottom{align-items:flex-start;gap:13px;margin-top:30px}.footer-bottom .back-top{margin-bottom:4px}
 html[lang=vi] .section-title,html[lang=vi] .section-intro .section-title{font-size:33px;line-height:1.35}html[lang=vi] .split-heading .section-description{font-size:17px}html[lang=vi] .solution-tabs button{font-size:13px}html[lang=vi] .solution-story h3{font-size:28px}html[lang=vi] .solution-story>p:last-of-type{font-size:17px}html[lang=vi] .solution-scope li{font-size:15px}html[lang=vi] .solution-story .text-link{font-size:15px}html[lang=vi] .engagement-model h3{font-size:26px}html[lang=vi] .principle-row h3{font-size:21px}html[lang=vi] .faq-item h3{font-size:18px}html[lang=vi] .faq-item>p{font-size:15px}html[lang=vi] .faq .section-description{font-size:17px}html[lang=vi] .footer-group nav{gap:3px;font-size:13px}
}
@media(max-width:360px){.section-title,.section-intro .section-title{font-size:33px}.solution-tabs{gap:0 14px}.solution-tabs button{font-size:14px}.footer-main{grid-template-columns:1fr 1fr;gap:22px}html[lang=vi] .section-title,html[lang=vi] .section-intro .section-title{font-size:30px}html[lang=vi] .solution-story h3{font-size:25px}html[lang=vi] .solution-tabs button{font-size:12px}}
@media(prefers-reduced-motion:reduce){.solution-tabs button{transition:none}}