/* Yaskawa Việt Nam — yaskawa.asia | Design system */
:root{
  --brand:#0060AF;
  --brand-dark:#004B87;
  --brand-darker:#00355F;
  --brand-light:#E8F2FA;
  --brand-soft:#F4F8FC;
  --accent:#F5A623;
  --ink:#12263A;
  --ink-2:#3C556B;
  --muted:#6B7F91;
  --line:#DFE7EE;
  --white:#fff;
  --radius:10px;
  --shadow:0 2px 10px rgba(0,96,175,.08);
  --shadow-lg:0 10px 30px rgba(0,53,95,.14);
  --wrap:1200px;
  --font:'Roboto',-apple-system,'Segoe UI',Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.7;color:var(--ink);background:var(--white);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-dark);text-decoration:underline}
h1,h2,h3,h4{font-weight:700;line-height:1.3;color:var(--ink);margin:0 0 .6em}
h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.2rem}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.3em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 16px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Header ---------- */
.topbar{background:var(--brand-darker);color:#CDE0F0;font-size:.82rem}
.topbar a{color:#CDE0F0}
.topbar .wrap{display:flex;flex-wrap:wrap;gap:8px 22px;align-items:center;min-height:38px}
.topbar .spacer{margin-left:auto}
.site-header{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.header-main{display:flex;align-items:center;gap:20px;padding:12px 0}
.logo img{height:52px;width:auto}
.header-info{display:flex;gap:26px;margin-left:auto;align-items:center}
.hinfo{display:flex;gap:10px;align-items:center;font-size:.85rem;color:var(--ink-2)}
.hinfo .ico{width:36px;height:36px;flex:0 0 36px;border-radius:50%;background:var(--brand-light);color:var(--brand);display:grid;place-items:center;font-size:1rem}
.hinfo b{display:block;color:var(--brand);font-size:.95rem}
.btn{display:inline-block;background:var(--brand);color:#fff!important;padding:11px 22px;border-radius:var(--radius);font-weight:500;text-decoration:none!important;border:1px solid var(--brand);transition:.18s;cursor:pointer}
.btn:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.btn-ghost{background:transparent;color:var(--brand)!important}
.btn-ghost:hover{background:var(--brand-light)}

/* ---------- Nav ---------- */
.mainnav{background:var(--brand)}
.mainnav .wrap{display:flex;align-items:center}
.menu{display:flex;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.menu>li{position:relative}
.menu>li>a{display:block;color:#fff;padding:14px 15px;font-weight:500;font-size:.94rem;text-transform:uppercase;letter-spacing:.2px;text-decoration:none}
.menu>li:hover>a,.menu>li.active>a{background:var(--brand-dark);text-decoration:none}
.submenu{position:absolute;left:0;top:100%;background:#fff;min-width:250px;list-style:none;margin:0;padding:8px 0;box-shadow:var(--shadow-lg);border-radius:0 0 var(--radius) var(--radius);display:none;z-index:60}
.menu li:hover>.submenu{display:block}
.submenu li{position:relative}
.submenu a{display:block;padding:9px 18px;color:var(--ink);font-size:.9rem;text-decoration:none}
.submenu a:hover{background:var(--brand-light);color:var(--brand)}
.submenu .submenu{left:100%;top:-8px;border-radius:var(--radius)}
.navtoggle{display:none;background:none;border:0;color:#fff;font-size:1.5rem;padding:10px 14px}

/* ---------- Breadcrumb ---------- */
.crumbs{background:var(--brand-soft);border-bottom:1px solid var(--line);font-size:.85rem;padding:10px 0;color:var(--muted)}
.crumbs a{color:var(--ink-2)}
.crumbs span.sep{margin:0 7px;color:#B9C7D3}

/* ---------- Layout ---------- */
.section{padding:48px 0}
.section-sm{padding:30px 0}
.section-head{text-align:center;margin-bottom:30px}
.section-head h2{font-size:1.75rem;margin-bottom:6px}
.section-head p{color:var(--muted);margin:0}
.section-head:after{content:"";display:block;width:64px;height:3px;background:var(--brand);margin:14px auto 0;border-radius:3px}
.cols{display:grid;grid-template-columns:270px 1fr;gap:32px;align-items:start}
.cols.rev{grid-template-columns:1fr 300px}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(115deg,var(--brand-darker) 0%,var(--brand) 55%,#1785D6 100%);color:#fff;padding:64px 0}
.hero h1{color:#fff;font-size:2.4rem;max-width:760px}
.hero p{color:#D7E8F7;max-width:680px;font-size:1.05rem}
.hero .btn{background:#fff;color:var(--brand)!important;border-color:#fff}
.hero .btn:hover{background:var(--brand-light)}
.hero .btn.alt{background:transparent;color:#fff!important;border-color:rgba(255,255,255,.6)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}

/* ---------- Cards ---------- */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.18s;display:flex;flex-direction:column}
.card:hover{box-shadow:var(--shadow-lg);border-color:#BCD6EC;transform:translateY(-2px)}
.card{height:100%}
.card .thumb{height:210px;min-height:210px;flex:0 0 210px;background:#fff;display:flex;align-items:center;justify-content:center;padding:12px;border-bottom:1px solid var(--line);overflow:hidden}
.card .thumb img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}
.card .body{padding:14px;flex:1;display:flex;flex-direction:column;gap:6px}
.card h3{font-size:.98rem;margin:0;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.9em}
.card h3 a{color:var(--ink)}
.card h3 a:hover{color:var(--brand)}
.card .cat{font-size:.75rem;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}
.card .more{margin-top:auto;font-size:.85rem;font-weight:500;color:var(--brand)}

.cat-card{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:#fff;text-align:center;padding:22px 14px;transition:.18s}
.cat-card:hover{box-shadow:var(--shadow-lg);border-color:var(--brand)}
.cat-card img{height:120px;width:auto;margin:0 auto 14px;object-fit:contain}
.cat-card h3{font-size:1rem;margin:0}
.cat-card .n{font-size:.8rem;color:var(--muted)}

/* ---------- Sidebar ---------- */
.side{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-bottom:22px;background:#fff}
.side h3{background:var(--brand);color:#fff;margin:0;padding:12px 16px;font-size:1rem;text-transform:uppercase;letter-spacing:.3px}
.side ul{list-style:none;margin:0;padding:6px 0}
.side li a{display:block;padding:8px 16px;color:var(--ink-2);font-size:.9rem;border-bottom:1px solid #F1F5F9}
.side li a:hover{background:var(--brand-light);color:var(--brand);text-decoration:none}
.side ul ul{padding:0}
.side ul ul a{padding-left:32px;font-size:.85rem;color:var(--muted)}
.side .box{padding:16px}
.side-cta{background:var(--brand-darker);color:#fff;padding:20px;border-radius:var(--radius);text-align:center}
.side-cta h3{background:none;padding:0;font-size:1.05rem}
.side-cta p{color:#C9DDEE;font-size:.88rem}
.side-cta .tel{font-size:1.35rem;font-weight:700;color:#fff;display:block;margin:6px 0 10px}

/* ---------- Product detail ---------- */
.product-top{display:grid;grid-template-columns:minmax(0,460px) 1fr;gap:36px;align-items:start}
.pgallery{border:1px solid var(--line);border-radius:var(--radius);padding:16px;background:#fff}
.pgallery img{margin:0 auto}
.pthumbs{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.pthumbs img{width:66px;height:66px;object-fit:contain;border:1px solid var(--line);border-radius:6px;padding:4px}
.pmeta{list-style:none;padding:0;margin:14px 0;font-size:.9rem}
.pmeta li{padding:6px 0;border-bottom:1px dashed var(--line)}
.pmeta b{color:var(--ink)}
.badge{display:inline-block;background:var(--brand-light);color:var(--brand);font-size:.75rem;font-weight:500;padding:3px 10px;border-radius:20px}
.price-note{background:var(--brand-soft);border-left:4px solid var(--brand);padding:14px 16px;border-radius:0 var(--radius) var(--radius) 0;margin:16px 0}
.entry{max-width:100%}
.entry img{margin:16px auto;border-radius:6px}
.entry h2{font-size:1.35rem;margin-top:1.6em;padding-bottom:8px;border-bottom:2px solid var(--brand-light)}
.entry h3{font-size:1.1rem;margin-top:1.4em;color:var(--brand-dark)}
.entry table{width:100%;border-collapse:collapse;margin:18px 0;font-size:.9rem;display:block;overflow-x:auto}
.entry th,.entry td{border:1px solid var(--line);padding:8px 10px;text-align:left}
.entry th{background:var(--brand-light);color:var(--brand-dark)}
.entry tr:nth-child(even) td{background:#FAFCFE}
.entry iframe{width:100%;aspect-ratio:16/9;height:auto;border:0;border-radius:var(--radius);margin:18px 0}
.entry ul li{margin-bottom:6px}
.tabsec{margin-top:40px;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.tabsec>h2:first-child{margin-top:0}

/* ---------- Article ---------- */
.article-meta{color:var(--muted);font-size:.85rem;margin-bottom:18px}
.post-card .thumb{height:190px;min-height:190px;flex:0 0 190px;padding:0;overflow:hidden;background:var(--brand-light)}
.post-card .thumb img{width:100%;height:100%;max-width:none;max-height:none;object-fit:cover;transition:.3s}
.post-card:hover .thumb img{transform:scale(1.05)}
.post-card .excerpt{font-size:.88rem;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.post-card h3{min-height:auto}
.fcontact{list-style:none;padding:0;margin:14px 0 0;font-size:.9rem}
.fcontact li{padding:4px 0;color:inherit}

/* ---------- Pagination ---------- */
.pager{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin:34px 0 0;list-style:none;padding:0}
.pager a,.pager span{display:block;min-width:40px;text-align:center;padding:8px 12px;border:1px solid var(--line);border-radius:6px;font-size:.9rem;color:var(--ink-2)}
.pager .cur{background:var(--brand);color:#fff;border-color:var(--brand)}
.pager a:hover{border-color:var(--brand);color:var(--brand);text-decoration:none}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(100deg,var(--brand-dark),var(--brand));color:#fff;padding:38px 0}
.cta-band h2{color:#fff;margin:0}
.cta-band p{color:#D3E6F6;margin:4px 0 0}
.cta-band .wrap{display:flex;gap:20px;align-items:center;flex-wrap:wrap;justify-content:space-between}
.cta-band .btn{background:#fff;color:var(--brand)!important;border-color:#fff}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-darker);color:#B7CFE3;font-size:.9rem;padding:46px 0 0;margin-top:56px}
.site-footer h3{color:#fff;font-size:1rem;text-transform:uppercase;letter-spacing:.4px;margin-bottom:16px}
.site-footer a{color:#B7CFE3}
.site-footer a:hover{color:#fff}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:8px}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:30px}
.flogo{background:#fff;padding:10px;border-radius:8px;display:inline-block;margin-bottom:14px}
.flogo img{height:46px;width:auto}
.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding:16px 0;text-align:center;font-size:.82rem}
.fbadge img{height:40px;background:#fff;border-radius:4px;padding:2px}

/* ---------- Contact ---------- */
.info-list{list-style:none;padding:0}
.info-list li{padding:10px 0;border-bottom:1px solid var(--line)}
.box{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:#fff}
.notice{background:var(--brand-soft);border:1px solid #CBE0F1;border-radius:var(--radius);padding:16px 18px}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .cols,.cols.rev{grid-template-columns:1fr}
  .product-top{grid-template-columns:1fr}
  .g4{grid-template-columns:repeat(3,1fr)}
  .fgrid{grid-template-columns:1fr 1fr}
  .header-info{display:none}
}
@media(max-width:720px){
  h1{font-size:1.5rem}.hero h1{font-size:1.8rem}
  .g3,.g4{grid-template-columns:repeat(2,1fr)}
  .g2{grid-template-columns:1fr}
  .navtoggle{display:block}
  .menu{display:none;width:100%;flex-direction:column;background:var(--brand-dark);max-height:70vh;overflow:auto}
  .mainnav .wrap{flex-wrap:wrap;padding:0}
  .menu.open{display:flex}
  .menu>li>a{padding:11px 16px;text-transform:none}
  .submenu{position:static;display:block;box-shadow:none;border-radius:0;background:rgba(0,0,0,.15);padding:0}
  .submenu a{color:#DCEBF7;padding-left:32px}
  .submenu a:hover{background:rgba(255,255,255,.08);color:#fff}
  .submenu .submenu a{padding-left:48px}
  .topbar .wrap{font-size:.75rem;gap:6px 14px}
}
@media(max-width:460px){.g3,.g4{grid-template-columns:1fr 1fr}.fgrid{grid-template-columns:1fr}}