/* Tiện Ích Số — unified brand and storefront, v7.4.17 */
:root{--bg:#f5f7f6;--text:#162b22;--muted:#52645a;--green:#16734c;--green-dark:#125e3e;--green-soft:#e3f3ea;--line:rgba(22,43,34,.12);--shadow:0 16px 48px rgba(22,43,34,.06);--shadow-soft:0 5px 22px rgba(22,43,34,.06)}
button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:3px solid #16734c;outline-offset:4px}
[id]{scroll-margin-top:96px}.header-inner{height:76px}.brand b{font-size:20px;letter-spacing:-.035em}.brand small{font-size:11px;font-weight:500}.brand-mark{width:44px;height:44px}.brand-mark img{width:100%;height:100%;object-fit:contain}.desktop-nav{border:0;background:transparent}.desktop-nav button{font-weight:650}.pill-button{font-weight:650}.site-header{background:rgba(245,247,246,.9)}
.hero{grid-template-columns:1.35fr .65fr;padding-top:28px;padding-bottom:12px;gap:20px}.hero-main{padding:36px;min-height:340px}.hero-main,.hero-aside{border-radius:28px}.hero h1{font-size:clamp(34px,4.3vw,54px);line-height:1.16;letter-spacing:-.045em;margin:16px 0}.hero h1 span{background:none;color:var(--green-dark);animation:none}.hero p{font-size:16px;line-height:1.7}.eyebrow,.section-kicker{font-size:11px;letter-spacing:.09em}.hero-actions{margin-top:22px}.primary-button{background:var(--green);color:#fff;font-weight:700;box-shadow:0 6px 18px #16734c20}.secondary-button{font-weight:650}.hero-proof{font-weight:550;gap:16px}.hero-aside{padding:22px;gap:12px;display:flex;flex-wrap:wrap;align-content:center}.brand-signature{display:flex;align-items:center;gap:15px;flex:0 0 100%;padding:8px 0 18px;border:0;background:none;box-shadow:none;overflow:visible}.brand-signature img{width:66px;height:66px;object-fit:contain}.brand-signature b{display:block;font-size:27px;letter-spacing:-.04em}.brand-signature small{display:block;font-size:12px;color:var(--muted)}.hero-stat{flex:1 1 100px;padding:16px;gap:10px;display:block;background:#ffffffa8;border-radius:18px}.stat-icon{width:32px;height:32px;font-size:18px;margin-bottom:9px}.hero-stat b{font-size:25px}.hero-stat small{font-size:12px;line-height:1.5}.support-note{flex:0 0 100%;padding:14px;font-size:12px;font-weight:500}
.section-heading h2{font-size:29px;line-height:1.25;letter-spacing:-.035em}.section-heading p{font-size:14px}.search-box{background:#fff;border-color:#cfdad3}.search-box input::placeholder{color:#66796d}.category-chip{font-weight:650}.product-card{background:#fff;border:1px solid #dfe7e2;box-shadow:0 4px 15px #162b2205}.product-body h3{font-weight:700;letter-spacing:-.025em}.product-category{font-weight:650}.product-price{font-weight:750}.product-arrow{font-weight:650;background:var(--green-soft);color:var(--green-dark)}.product-card:hover .product-arrow{background:var(--green-dark);color:#fff}.favorite-button{width:44px;height:44px;top:7px;right:7px}.benefit-card,.contact-card{box-shadow:none;border:1px solid var(--line)}.benefit-card h3,.contact-card h3{font-weight:700}.benefit-card p,.contact-card p{line-height:1.65}.sheet{background:#fafcfb}.product-info-panel h2{font-size:32px;line-height:1.25}.detail-description{color:var(--muted)}.mobile-tabbar svg,.icon-button svg,.search-box svg{width:22px;height:22px;display:block}.mobile-tabbar svg{margin:0 auto 4px}.icon-button{display:grid;place-items:center}.mobile-tabbar button{font-weight:650}.mobile-tabbar button.is-active{background:var(--green-soft);color:var(--green-dark)}
.launch-screen{position:fixed;inset:auto 16px 16px auto;display:block;pointer-events:none;width:min(300px,calc(100% - 32px));padding:0;background:none;z-index:60}.launch-card{width:100%;padding:14px 18px;border-radius:18px;text-align:left}.launch-logo,.launch-card>span{display:none}.launch-card strong{font-size:14px}.launch-card small{margin-top:5px}.launch-progress{margin-top:9px}
@media(max-width:980px){.hero{grid-template-columns:1.2fr .8fr}.hero-main{padding:28px}.brand-signature{gap:10px}.brand-signature b{font-size:23px}.brand-signature img{width:52px;height:52px}}
@media(max-width:680px){[id]{scroll-margin-top:78px}.container{padding-inline:16px}.header-inner{height:66px;gap:8px}.brand-mark{width:38px;height:38px}.brand b{font-size:18px}.brand{gap:8px}.hero{grid-template-columns:1fr;padding-top:16px;gap:12px}.hero-main{padding:24px;min-height:0}.hero h1{font-size:35px;line-height:1.2}.hero p{font-size:14px}.hero-actions{gap:8px;display:flex}.hero-actions button{min-height:48px;width:auto;padding:0 14px;font-size:13px}.hero-proof{gap:10px;font-size:11px}.hero-aside{padding:16px;display:grid;grid-template-columns:1fr 1fr}.brand-signature{grid-column:1/-1;padding:0 0 4px}.brand-signature img{width:44px;height:44px}.brand-signature b{font-size:22px}.hero-stat{display:flex;padding:12px;gap:10px}.hero-stat b{font-size:20px}.stat-icon{margin:0;flex:none}.support-note{grid-column:1/-1;padding:11px}.section{padding-top:24px;padding-bottom:24px}.section-heading h2{font-size:25px}.product-body{padding:12px}.product-body h3{font-size:15px;line-height:1.4;min-height:2.8em}.product-body>p{font-size:12px}.product-price{font-size:18px}.product-arrow{min-height:40px;height:40px}.product-badge{max-width:calc(100% - 62px)}.mobile-tabbar{background:rgba(255,255,255,.94);border-color:#dfe7e2;box-shadow:0 6px 25px #162b2214}.benefit-grid,.contact-grid{grid-template-columns:1fr 1fr}.benefit-card,.contact-card{padding:14px;min-height:150px}.benefit-card h3,.contact-card h3{font-size:15px}.launch-screen{bottom:calc(88px + var(--safe-bottom))}.product-info-panel h2{font-size:27px}.footer-inner{flex-direction:column;gap:10px}}
@media(max-width:350px){.hero h1{font-size:30px}.hero-actions{display:grid}.hero-actions button{width:100%}.benefit-grid,.contact-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;scroll-behavior:auto!important;transition:none!important}}

.admin-logo-mark img,.mini-logo img{display:block;width:100%;height:100%;object-fit:contain}