:root{
  --blue:#0067c7;--blue2:#0b79d0;--navy:#071f34;--ink:#14324a;--muted:#6d7f90;--line:#dfe7ee;--soft:#f4f8fb;--red:#e13b2f;--green:#1a9a62;
  --shadow:0 10px 25px rgba(8,38,67,.08);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family: "Momo Trust Sans", sans-serif; font-weight:normal; font-size:14px;color:var(--ink);background:#fff}a{text-decoration:none;color:inherit}button,input{font:inherit}img{max-width:100%;display:block}.container{width:min(1180px,calc(100% - 40px));margin:auto}
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}.topbar-inner{height:78px;display:flex;align-items:center;gap:30px}.brand{display:flex;align-items:center;gap:14px;min-width:240px}.brand-mark{font-weight:900;font-size:27px;letter-spacing:.5px;color:#0567bd}.brand-sub{font-size:12px;letter-spacing:2px;color:#587185}.tagline{font-size:11px;color:#5d7488;border-left:1px solid #d6e0e8;padding-left:14px;line-height:1.5}.nav{display:flex;align-items:center;gap:24px;margin-left:auto;font-size:14px;font-weight:700}.nav a.active{color:var(--blue)}.tools{display:flex;align-items:center;gap:10px;font-size:12px;color:#566c7f}.contact-btn{padding:11px 18px;background:var(--blue);color:#fff;border-radius:3px;font-weight:700}
.hero{background:linear-gradient(90deg,rgba(5,36,61,.95),rgba(5,36,61,.56)),url('hero.svg') center/cover no-repeat;color:#fff;min-height:300px;display:flex;align-items:center}.hero.compact{min-height:220px}.hero h1{font-size:50px;line-height:.96;margin:0 0 12px;max-width:650px}.hero p{font-size:20px;margin:0 0 28px;color:#e7f1f9}.hero-kicker{font-size:13px;letter-spacing:1.5px;color:#58aaf0;font-weight:800;margin-bottom:16px}.hero-meta{display:flex;gap:28px;font-size:13px;letter-spacing:1px}.breadcrumb{background:#0d3453;color:#d9e7f2;padding:12px 0;font-size:12px}.breadcrumb span{opacity:.75}
.section{padding:42px 0}.section-title{font-size:23px; text-transform:unset; margin:0 0 8px;color:#1269b5}.section-sub{margin:0 0 24px;color:var(--muted)}.underline{width:110px;height:4px; border-radius: 0 2px 2px 0; background:linear-gradient(90deg,var(--blue) 70%,#b7cfe1 70%);margin:15px 0 25px}
.capabilities{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.cap{display:flex;gap:15px;align-items:flex-start}.cap-icon{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:#eaf5ff;color:var(--blue);font-size:24px;font-weight:800}.cap h3{margin:3px 0 7px;font-size:18px}.cap p{margin:0;color:var(--muted);font-size:14px;line-height:1.55}
.grid{display:grid;gap:18px}.products-grid{grid-template-columns:repeat(4,1fr)}.product-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:16px;transition:.2s}.product-card:hover{transform:translateY(-2px)}.product-img{height:170px;background:linear-gradient(145deg,#fbfdff,#edf3f8);display:grid;place-items:center;margin-bottom:14px;position:relative}.product-img:before{content:'YOSHITAKE';font-weight:900;color:#b4c2cc;letter-spacing:2px;font-size:14px}.product-img .valve{width:88px;height:88px;border-radius:50% 50% 44% 44%;background:linear-gradient(#dadfe3,#8998a2);box-shadow:inset 0 0 0 12px #b7c0c6,0 7px 12px rgba(0,0,0,.15)}.product-code{color:var(--blue);font-size:22px;font-weight:900}.product-name{font-weight:700;font-size:14px;margin:4px 0 10px}.product-card .price{color:var(--red);font-weight:700}.product-link{display:inline-flex;color:var(--blue);font-weight:700;font-size:13px;margin-top:8px}.cart-btn{width:100%;padding:11px;border:0;background:var(--blue);color:#fff;font-weight:700;margin-top:10px;cursor:pointer}
.news-wrap{display:grid;grid-template-columns:1.2fr .9fr;gap:30px}.featured-news,.news-item{border:1px solid var(--line);background:#fff}.featured-news .thumb{height:210px;background:linear-gradient(135deg,#c3d9e8,#57798f)}.featured-news .content{padding:18px}.featured-news h3{font-size:20px;margin:0 0 8px}.news-list{display:grid;gap:12px}.news-item{display:grid;grid-template-columns:135px 1fr;gap:14px;padding:10px}.news-item .thumb{background:linear-gradient(135deg,#d4e4ef,#7d98ab);min-height:86px}.news-item h4{margin:2px 0 7px;font-size:15px}.news-item p{margin:0;color:var(--muted);font-size:12px;line-height:1.4}
.newsletter{background:var(--navy);color:#fff;padding:18px 0}.newsletter-row{display:grid;grid-template-columns:1fr 1.2fr;gap:30px;align-items:center}.newsletter h4{margin:0 0 6px;font-size:14px}.newsletter p{margin:0;color:#afc2d1;font-size:12px}.subscribe{display:flex}.subscribe input{flex:1;padding:13px;border:0}.subscribe button{width:140px;border:0;background:var(--blue);color:#fff;font-weight:700}
.footer{background:#071b2b;color:#fff;padding:28px 0 18px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr .8fr;gap:40px}.footer h4{margin:0 0 12px;font-size:14px}.footer p,.footer a{font-size:12px;color:#b7cad8;line-height:1.7}.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:4px 20px}.social{display:flex;gap:10px}.social b{width:42px;height:42px;border-radius:50%;background:var(--blue);display:grid;place-items:center}.copyright{border-top:1px solid #1c3447;margin-top:20px;padding-top:12px;font-size:11px;color:#8da4b5;text-align:right}
.layout{display:grid;grid-template-columns:235px 1fr;gap:28px}.sidebar{border:1px solid var(--line);height:max-content}.side-title{background:var(--blue);color:#fff;font-weight:800;padding:15px}.side-link{padding:12px 15px;border-bottom:1px solid var(--line);font-size:14px}.side-link.active{background:#eef7ff;color:var(--blue);font-weight:800;border-left:4px solid var(--blue)}.support-box{margin-top:20px;padding:18px;background:#f3f8fc;border:1px solid var(--line);text-align:center}.support-box .phone{font-size:20px;color:var(--blue);font-weight:800;margin:10px 0}.toolbar{display:flex;justify-content:space-between;gap:15px;margin-bottom:20px}.search{display:flex;flex:1;max-width:360px}.search input{width:100%;padding:11px 13px;border:1px solid var(--line)}.select{padding:11px;border:1px solid var(--line);background:#fff}.pagination{display:flex;justify-content:center;gap:6px;margin-top:26px}.pagination a{width:38px;height:38px;border:1px solid var(--line);display:grid;place-items:center}.pagination a.active{background:var(--blue);color:#fff}
.detail-top{display:grid;grid-template-columns:1fr 1fr;gap:28px}.detail-visual{background:#f8fbfd;border:1px solid var(--line);min-height:390px;display:grid;place-items:center}.detail-visual .valve{width:210px;height:210px;border-radius:50% 50% 44% 44%;background:linear-gradient(#e5e9ec,#8797a2);box-shadow:inset 0 0 0 25px #b7c0c6,0 12px 22px rgba(0,0,0,.18)}.detail h2{font-size:34px;color:var(--blue);margin:0 0 4px}.detail .en{color:#6f8090;margin-bottom:15px}.bullets{display:grid;gap:9px;margin:18px 0}.bullets div:before{content:'✓';display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--blue);color:#fff;margin-right:9px;font-size:12px}.actions{display:flex;gap:10px}.actions button{padding:13px 20px;border:1px solid var(--blue);font-weight:800;cursor:pointer}.actions .primary{background:var(--blue);color:#fff}.tabs{display:flex;gap:26px;border-bottom:1px solid var(--line);margin-top:25px;overflow:auto}.tab{padding:14px 0;font-size:13px;white-space:nowrap}.tab.active{color:var(--blue);font-weight:800;border-bottom:3px solid var(--blue)}.two-col{display:grid;grid-template-columns:1.3fr .9fr;gap:30px}.specs{width:100%;border-collapse:collapse;font-size:13px}.specs td{padding:9px 12px;border:1px solid var(--line)}.specs td:first-child{background:#f5f8fa;font-weight:700;width:38%}
.services-grid{grid-template-columns:repeat(3,1fr)}.service{border:1px solid var(--line);background:#fff}.service .photo{height:145px;background:linear-gradient(135deg,#4c6678,#bdcbd5)}.service .body{padding:17px}.service h3{color:var(--blue);margin:0 0 8px}.service p{color:var(--muted);font-size:13px;line-height:1.5}.commit{margin-top:28px;padding:22px;background:linear-gradient(90deg,#eaf6ff,#f7fbff);display:flex;justify-content:space-between;align-items:center}.commit h3{color:var(--blue);font-size:22px;margin:0 0 7px}.commit button{padding:12px 20px;background:var(--blue);color:#fff;border:0;font-weight:800}
.benefits{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;background:#f1f8fe;padding:18px;margin-bottom:20px}.benefit{text-align:center;font-size:12px;font-weight:700}.benefit b{display:block;color:var(--blue);font-size:23px;margin-bottom:5px}.news-tabs{display:flex;gap:8px;margin-bottom:20px}.news-tabs button{padding:10px 20px;border:1px solid var(--line);background:#fff}.news-tabs button.active{background:var(--blue);color:#fff}.news-page-item{display:grid;grid-template-columns:300px 1fr;gap:22px;padding:16px 0;border-bottom:1px solid var(--line)}.news-page-item .thumb{height:145px;background:linear-gradient(135deg,#d7e3eb,#6f8798)}.label{display:inline-block;padding:4px 8px;font-size:11px;font-weight:800;border:1px solid currentColor}.label.product{color:#2082c4}.label.event{color:#d54b42}.label.knowledge{color:#388f64}.label.notice{color:#d98a14}.news-page-item h3{font-size:20px;margin:8px 0}.news-page-item p{color:var(--muted);font-size:13px;line-height:1.55}.date{color:#8495a3;font-size:12px;margin-left:10px}
.floating{position:fixed;right:22px;bottom:26px;display:grid;gap:9px;z-index:30}.floating a{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:900;box-shadow:var(--shadow)}.zalo{background:#1687e8}.phone-f{background:#e63946}
@media(max-width:950px){.nav{display:none}.products-grid{grid-template-columns:repeat(2,1fr)}.capabilities,.services-grid{grid-template-columns:1fr 1fr}.layout,.detail-top,.two-col,.news-wrap,.footer-grid,.newsletter-row{grid-template-columns:1fr}.sidebar{order:2}.hero h1{font-size:38px}.benefits{grid-template-columns:repeat(2,1fr)}.news-page-item{grid-template-columns:180px 1fr}}
@media(max-width:600px){.container{width:min(100% - 24px,1180px)}.brand{min-width:0}.tagline,.tools{display:none}.topbar-inner{height:66px}.hero{min-height:250px}.hero h1{font-size:33px}.hero p{font-size:16px}.products-grid,.capabilities,.services-grid{grid-template-columns:1fr}.news-page-item{grid-template-columns:1fr}.benefits{grid-template-columns:1fr}.product-img{height:150px}.section{padding:30px 0}}
/* Real image assets from the approved quotation mockups */
.hero{background-image:linear-gradient(90deg,rgba(5,36,61,.96) 0%,rgba(5,36,61,.78) 34%,rgba(5,36,61,.26) 62%,rgba(5,36,61,.08) 100%),var(--hero-image);background-position:center;background-size:cover}
.product-img{background:#fff;overflow:hidden}
.product-img:before{display:none}
.product-img img{width:100%;height:100%;object-fit:contain;object-position:center;mix-blend-mode:multiply}
.featured-news .thumb,.news-item .thumb,.news-page-item .thumb,.service .photo{overflow:hidden;background:#eef4f8}
.featured-news .thumb img,.news-item .thumb img,.news-page-item .thumb img,.service .photo img{width:100%;height:100%;object-fit:cover;display:block}
.detail-visual{overflow:hidden;background:#fff}
.detail-visual>img{width:100%;height:100%;object-fit:contain;display:block}
.detail-visual.drawing>img{object-fit:cover}
.service .photo{height:165px}
.commerce-commit{padding:0 0 0 22px;overflow:hidden;gap:18px}
.commerce-commit>div{padding:20px 0;flex:1}
.commerce-commit img{width:38%;min-height:145px;align-self:stretch;object-fit:cover;object-position:center}
.commerce-commit button{margin-top:10px}
@media(max-width:700px){.commerce-commit{padding:20px;display:block}.commerce-commit img{width:100%;height:150px;margin-top:14px}.hero{background-position:62% center}}


/* header/layout fixes */
.topbar-inner{gap:18px;justify-content:space-between}
.brand{min-width:0;flex:0 0 auto}
.brand-mark{font-size:26px}
.tagline{max-width:155px}
.nav{margin-left:0;gap:18px;flex:1;justify-content:center;flex-wrap:nowrap;min-width:0}
.nav a{white-space:nowrap;font-size:13px;line-height:1.1}
.tools{flex:0 0 auto;white-space:nowrap;font-size:11px;gap:8px}
.contact-btn{padding:10px 14px;white-space:nowrap}
.hero{background-position:center;background-size:cover;background-repeat:no-repeat}
@media(max-width:1200px){.nav{gap:14px}.nav a{font-size:12px}.topbar-inner{gap:12px}.brand-mark{font-size:24px}.tagline{max-width:130px;font-size:10px}.contact-btn{padding:9px 12px}}


/* Refined footer/contact icons */
.social{display:flex;gap:12px;align-items:center}
.social-btn,.float-btn{display:grid;place-items:center;border-radius:50%;transition:.2s ease;box-shadow:0 6px 16px rgba(0,0,0,.18)}
.social-btn{width:42px;height:42px;color:#fff}
.social-btn svg,.float-btn svg{width:22px;height:22px}
.social-btn:hover,.float-btn:hover{transform:translateY(-2px);filter:brightness(1.06)}
.zalo-social,.zalo-float{background:#0877d1;color:#fff}
.youtube-social{background:#e31d2b;color:#fff}
.floating{right:24px;bottom:26px;gap:10px}
.float-btn{width:50px;height:50px;color:#fff}
.phone-float{background:#ef4656;color:#fff}

/* About Us */
.about-intro{background:#fff}
.about-lead{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
.about-lead p,.about-message p{color:var(--muted);line-height:1.75;font-size:15px}
.about-photo{min-height:330px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.about-photo img{width:100%;height:100%;object-fit:cover}
.eyebrow{display:block;color:var(--blue);font-weight:800;font-size:12px;letter-spacing:1.6px;margin-bottom:10px}
.about-philosophy{background:#f4f9fd}
.philosophy-card{display:grid;grid-template-columns:90px 1fr;gap:24px;align-items:start;padding:34px 40px;background:#fff;border-left:5px solid var(--blue);box-shadow:var(--shadow)}
.philosophy-mark{font-size:82px;line-height:.8;color:#d7eafb;font-family:Georgia,serif}
.philosophy-card h2{margin:0 0 10px;color:var(--navy);font-size:32px}
.philosophy-card p{margin:0;color:var(--muted);line-height:1.7}
.company-facts{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);background:#fff}
.fact{display:grid;grid-template-columns:160px 1fr;gap:18px;padding:16px 20px;border-bottom:1px solid var(--line)}
.fact:nth-child(odd){border-right:1px solid var(--line)}
.fact span{color:var(--muted);font-size:13px}
.fact strong{font-size:14px;line-height:1.5}
.about-message{background:#fbfdff}
.about-values{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.value{padding:20px;border:1px solid var(--line);background:#fff}
.value b{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:50%;background:#eaf5ff;color:var(--blue);font-size:12px}
.value h3{margin:10px 0 6px;color:var(--blue)}
.value p{margin:0;font-size:13px}
.about-links{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.about-links div{padding:16px 18px;border:1px solid var(--line);background:#fff;font-weight:700;color:#24506e;position:relative}
.about-links div:after{content:'→';position:absolute;right:16px;color:var(--blue)}
@media(max-width:900px){.about-lead,.company-facts{grid-template-columns:1fr}.fact:nth-child(odd){border-right:0}.about-links{grid-template-columns:1fr 1fr}.about-values{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.philosophy-card{grid-template-columns:1fr;padding:24px}.philosophy-mark{font-size:54px}.fact{grid-template-columns:1fr;gap:4px}.about-links,.about-values{grid-template-columns:1fr}}

/* v5 - quotation-style social/contact icons */
.social-btn,.float-btn{border-radius:50%;display:grid;place-items:center;color:#fff;text-decoration:none}
.zalo-social,.zalo-float{background:#1687e8 !important;color:#fff !important}
.youtube-social{background:#e9252d !important;color:#fff !important}
.phone-float{background:#ed4652 !important;color:#fff !important}
.zalo-word{font-weight:800;font-size:11px;letter-spacing:-.35px;line-height:1;color:#fff;font-family:Arial,Helvetica,sans-serif}
.social-btn svg{width:20px;height:20px}
.youtube-social svg{width:23px;height:23px}
.float-btn svg{width:20px;height:20px}
.social-btn{width:42px;height:42px}
.float-btn{width:48px;height:48px}


/* v6 - Contact page */
.contact-page{background:#fff}
.contact-heading{max-width:850px;margin-bottom:28px}
.contact-heading>p{color:var(--muted);line-height:1.7;margin:8px 0}
.required-note{background:#fff7f7;border-left:4px solid #e53935;padding:10px 14px !important;font-size:13px}
.required-note span,.req{color:#d92e2e;font-weight:800}
.contact-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:34px;align-items:start}
.contact-form{border:1px solid var(--line);background:#fff;padding:26px 28px;box-shadow:var(--shadow)}
.form-row{margin-bottom:18px;border:0;padding:0;min-width:0}
.form-row.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-row label,.form-row legend{display:block;font-weight:700;color:#24435c;font-size:14px;margin-bottom:8px}
.form-row legend small{font-weight:400;color:var(--muted)}
.form-row input,.form-row textarea{width:100%;border:1px solid #ccd9e3;background:#fff;padding:12px 13px;outline:none;transition:.2s;border-radius:2px;color:var(--ink)}
.form-row input:focus,.form-row textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,103,199,.08)}
.form-row textarea{resize:vertical;min-height:150px}
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 16px;padding:14px;background:#f7fafc;border:1px solid var(--line)}
.check-grid label{display:flex;gap:9px;align-items:flex-start;margin:0;font-weight:500;line-height:1.45}
.check-grid input{width:auto;margin-top:3px}
.contact-policy{font-size:12px;line-height:1.55;color:#6b7e8e;background:#f6f8fa;padding:13px 14px;margin:6px 0 20px;border-left:3px solid #9db7ca}
.form-actions{display:flex;justify-content:flex-end;gap:10px}
.form-actions button{min-width:130px;padding:12px 18px;font-weight:800;border-radius:2px;cursor:pointer}
.primary-btn{border:1px solid var(--blue);background:var(--blue);color:#fff}
.secondary-btn{border:1px solid #b9c8d4;background:#fff;color:#38566d}
.contact-info-card{background:#f3f8fc;border:1px solid var(--line);padding:24px;position:sticky;top:100px}
.contact-info-card h3{color:var(--blue);margin:0 0 18px;font-size:20px}
.contact-info-item{padding:13px 0;border-top:1px solid #dbe6ee}
.contact-info-item:first-of-type{border-top:0;padding-top:0}
.contact-info-item b{display:block;color:#24435c;margin-bottom:5px}
.contact-info-item p{margin:0;color:#5f7486;line-height:1.55;font-size:13px}
.contact-quick{display:block;text-align:center;background:var(--blue);color:#fff;padding:12px;margin-top:18px;font-weight:800}
@media(max-width:900px){.contact-layout{grid-template-columns:1fr}.contact-info-card{position:static}.form-row.two,.check-grid{grid-template-columns:1fr}}
@media(max-width:600px){.contact-form{padding:20px 16px}.form-actions{flex-direction:column-reverse}.form-actions button{width:100%}}

/* V7: core capability icons tuned to approved quotation mockup */
.capabilities{gap:34px;align-items:stretch}
.cap{gap:18px;align-items:center;padding:10px 0}
.cap-icon{width:74px;height:74px;min-width:74px;border-radius:50%;background:#edf7ff;color:#0874cf;border:1px solid #d8ecfb;display:grid;place-items:center;box-shadow:inset 0 0 0 6px rgba(255,255,255,.58)}
.cap-icon svg{width:42px;height:42px;display:block}
.cap h3{font-size:18px;margin:0 0 8px;color:#1b3d58}
.cap p{font-size:14px;line-height:1.58}
@media(max-width:950px){.cap-icon{width:68px;height:68px;min-width:68px}.cap-icon svg{width:38px;height:38px}}
@media(max-width:600px){.cap{align-items:flex-start}.cap-icon{width:64px;height:64px;min-width:64px}.cap-icon svg{width:36px;height:36px}}