:root{--c:#EA580C;--d:#14234B;--bg:#FAF7F2;--ink:#1F2937;--mut:#6B7280;--line:#E7E2D9;--zalo:#0068FF;--r:14px}
*{box-sizing:border-box}[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{margin:0;font:16px/1.65 "Be Vietnam Pro",system-ui,sans-serif;color:var(--ink);background:var(--bg);overflow-x:hidden}
img{max-width:100%;display:block}a{color:var(--c)}
h1,h2,h3{font-family:"Barlow Condensed","Be Vietnam Pro",sans-serif;line-height:1.1;margin:0 0 .5em;letter-spacing:.2px}
h2{font-size:clamp(30px,4vw,44px)}h3{font-size:24px}
.wrap{width:min(1180px,100% - 40px);margin:auto}.narrow{width:min(820px,100% - 40px)}
.kicker{color:var(--c);font-weight:700;text-transform:uppercase;letter-spacing:.12em;font-size:13px;margin:0 0 .4em}
.sub{color:var(--mut)}.small{font-size:13px;opacity:.7}
.note-fill{background:#FEF3C7;border:1px dashed #D97706;color:#92400E;padding:8px 12px;border-radius:8px;font-size:14px}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--c);color:#fff;text-decoration:none;font-weight:700;padding:13px 22px;border-radius:999px;border:0;cursor:pointer;font:inherit;font-weight:700;transition:transform .15s,filter .15s}
.btn:hover{transform:translateY(-1px);filter:brightness(1.08)}
.btn svg{width:22px;height:22px}.btn-sm{padding:9px 16px;font-size:14px}
.btn-zalo{background:var(--zalo)}.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
/* top + header */
.topbar{background:var(--d);color:#E5E7EB;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;gap:12px;padding:7px 0}
.topbar a{color:#FDBA74;text-decoration:none;font-weight:600;white-space:nowrap}
.hd{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hd-in{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand b{display:block;font-family:"Barlow Condensed";font-size:23px;line-height:1}
.brand small{color:var(--mut);font-size:12px}
.logo-mark{width:42px;height:42px;border-radius:10px;background:var(--c);color:#fff;display:grid;place-items:center;font:800 20px "Barlow Condensed"}
.nav{display:flex;align-items:center;gap:22px}
.nav a{color:var(--ink);text-decoration:none;font-weight:500;font-size:15px}.nav a.btn{color:#fff}
.nav a:not(.btn):hover{color:var(--c)}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:8px;font-size:22px;padding:4px 12px;cursor:pointer}
@media(max-width:1200px){.burger{display:block}
.nav{position:absolute;top:66px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 18px;border-bottom:1px solid var(--line);display:none}
.nav.open{display:flex}.nav a{padding:11px 0;border-bottom:1px solid var(--line)}.nav a.btn{margin-top:12px;justify-content:center;border:0}}
/* hero */
.hero{position:relative;min-height:min(640px,86vh);display:flex;align-items:flex-end;color:#fff;overflow:hidden;background:var(--d)}
.slides img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity 1.2s}
.slides img.on{opacity:1}
.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,24,39,.15) 0%,rgba(17,24,39,.55) 45%,rgba(17,24,39,.92) 100%)}
.hero-copy{position:relative;z-index:2;width:100%;padding:90px 0 64px}.hero-copy .wrap{width:100%;max-width:1180px;padding:0 20px}
.hero h1{font-size:clamp(38px,6vw,72px);max-width:15ch;text-transform:uppercase}
.hero .lead{font-size:clamp(16px,2vw,19px);max-width:56ch;color:#E5E7EB}.hero .kicker{color:#FDBA74}
.strip{position:absolute;z-index:3;left:0;right:0;bottom:0;display:flex;height:8px}.strip i{flex:1;background:var(--c)}
/* sections */
.sec{padding:clamp(56px,8vw,96px) 0}.alt{background:#fff}.dark{background:var(--d);color:#F3F4F6}.dark .kicker{color:#FDBA74}.dark a{color:#FDBA74}
.two{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:start}
@media(max-width:860px){.two{grid-template-columns:1fr;gap:28px}}
.whys{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.why{background:#fff;border:1px solid var(--line);border-left:4px solid var(--c);border-radius:10px;padding:16px}.why p{margin:.3em 0 0;color:var(--mut);font-size:14.5px}
@media(max-width:520px){.whys{grid-template-columns:1fr}}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px}
@media(max-width:960px){.grid3{grid-template-columns:1fr 1fr}}@media(max-width:600px){.grid3{grid-template-columns:1fr}}
.card{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:24px;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(31,41,55,.08)}
.ic{width:54px;height:54px;border-radius:12px;background:var(--c);color:#fff;display:grid;place-items:center;margin-bottom:14px}.ic svg{width:30px;height:30px}
.card p{color:var(--mut);margin:0 0 12px}.more{font-weight:700;text-decoration:none}
.brands{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:24px 0}
@media(max-width:860px){.brands{grid-template-columns:1fr}}
.brand-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.brand-card img,.bc-ph{width:100%;aspect-ratio:4/3;object-fit:cover}
.bc-ph{display:grid;grid-template-columns:repeat(4,1fr)}.bc-ph i{background:var(--c)}
.brand-card h3,.brand-card p{padding:0 20px}.brand-card h3{margin-top:16px}.brand-card p{color:var(--mut);margin-bottom:20px}
.steps{list-style:none;padding:0;margin:24px 0 0;display:grid;grid-template-columns:repeat(5,1fr);gap:14px;counter-reset:s}
.steps li{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:18px;font-weight:600}
.steps span{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--c);color:#fff;font:800 20px "Barlow Condensed";margin-bottom:10px}
@media(max-width:860px){.steps{grid-template-columns:1fr 1fr}}@media(max-width:480px){.steps{grid-template-columns:1fr}}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:20px}
@media(max-width:860px){.gallery{grid-template-columns:1fr 1fr}}
.gallery figure{margin:0;background:#fff;border-radius:12px;overflow:hidden;border:1px solid var(--line)}
.gallery img{width:100%;aspect-ratio:3/4;object-fit:cover;transition:transform .4s}.gallery figure:hover img{transform:scale(1.04)}
.gallery figcaption{padding:10px 12px;font-size:14px;color:var(--mut)}
.faq details{background:var(--bg);border:1px solid var(--line);border-radius:10px;margin-bottom:10px;padding:0 18px}
.faq summary{cursor:pointer;font-weight:600;padding:15px 0}.faq p{margin:0 0 16px;color:var(--mut)}
/* form */
.zf{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:clamp(18px,4vw,32px);margin-top:20px}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px;margin-bottom:16px}@media(max-width:600px){.fgrid{grid-template-columns:1fr}}
.fld{display:flex;flex-direction:column;gap:5px;font-size:14px;font-weight:600}.fld.full{grid-column:1/-1}.fld i{color:var(--c);font-style:normal}
.fld input,.fld select,.fld textarea{font:inherit;font-weight:400;padding:11px 12px;border:1.5px solid var(--line);border-radius:9px;background:var(--bg);width:100%}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:none;border-color:var(--c)}
.fld .bad{border-color:#DC2626}.err{color:#DC2626;font-weight:600}
.done{margin-top:18px;background:#ECFDF5;border:1px solid #A7F3D0;border-radius:12px;padding:16px}
.msg{white-space:pre-wrap;background:#fff;border:1px solid var(--line);border-radius:8px;padding:12px;font:13px/1.5 ui-monospace,monospace;max-height:220px;overflow:auto}
.contact{list-style:none;padding:0;font-size:17px}.contact li{margin:8px 0}
.ph{background:repeating-linear-gradient(45deg,#374151,#374151 10px,#2d3748 10px,#2d3748 20px);border-radius:var(--r);display:grid;place-items:center;text-align:center;color:#9CA3AF;min-height:280px}
.ft{background:#111827;color:#9CA3AF;padding:26px 0 90px;font-size:14px}.ft p{margin:4px 0}
.float{position:fixed;right:16px;bottom:16px;z-index:60;display:flex;flex-direction:column;gap:12px}
.float a{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:0 8px 22px rgba(0,0,0,.25)}
.float svg{width:30px;height:30px}.f-zalo{background:var(--zalo)}.f-call{background:#16A34A;animation:ring 2.4s infinite}
@keyframes ring{0%,100%{box-shadow:0 0 0 0 rgba(22,163,74,.5)}50%{box-shadow:0 0 0 12px rgba(22,163,74,0)}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.intro-img,.pal-img,.shopfront{margin:20px 0 0;border-radius:var(--r);overflow:hidden;border:1px solid var(--line)}
.intro-img img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:center 60%}
.pal-img{margin:0;position:relative}.pal-img img{width:100%}
.pal-img figcaption{position:absolute;left:10px;top:10px;background:rgba(17,24,39,.75);color:#fff;font-size:12px;padding:3px 10px;border-radius:99px}
.pal{list-style:none;padding:0;margin:18px 0}.pal li{display:flex;gap:14px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}
.pal i{width:46px;height:46px;border-radius:10px;border:1px solid rgba(0,0,0,.12);flex:none}
.pal b{display:block}.pal small{display:block;color:var(--mut);font-family:ui-monospace,monospace}
.shopfront{margin:0;border-color:rgba(255,255,255,.15)}.shopfront img{width:100%;aspect-ratio:1/1;object-fit:cover}
.tbl-h{margin-top:36px}.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:#fff}
.tbl table{border-collapse:collapse;width:100%;min-width:560px;font-size:15px}
.tbl th,.tbl td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}
.tbl thead th{background:var(--d);color:#fff;font-weight:600}.tbl tbody th{font-weight:700}
.tbl tr:last-child>*{border-bottom:0}
.hero .slides img:first-child{object-position:center 30%}
@media(max-width:600px){.hide-s{display:none}.topbar span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}
.dark p{color:#D1D5DB}
.btn.on-dark{color:#fff;border-color:rgba(255,255,255,.35)}
.hero:after{background:linear-gradient(90deg,rgba(14,22,48,.9) 0%,rgba(14,22,48,.72) 45%,rgba(14,22,48,.25) 100%),linear-gradient(180deg,rgba(14,22,48,0) 55%,rgba(14,22,48,.85) 100%)}
@media(max-width:700px){.hero:after{background:rgba(14,22,48,.78)}}