:root{--festo: #007acc;--festo-dark: #005f9e;--navy: #0b1f33;--steel: #4a5b6b;--line: #d5dee7;--bg: #f4f7fa;--white: #ffffff;--accent: #e8f4fc;--shadow: 0 10px 30px rgba(11, 31, 51, .08);--radius: 14px}*{box-sizing:border-box}html,body{margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:IBM Plex Sans,Segoe UI,sans-serif;color:var(--navy);background:var(--bg);line-height:1.55}img{max-width:100%;display:block}a{color:var(--festo);text-decoration:none}a:hover{color:var(--festo-dark)}.container{width:min(1180px,calc(100% - 32px));margin:0 auto}h1,h2,h3,.brand-title{font-family:Barlow,IBM Plex Sans,sans-serif;letter-spacing:-.02em}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:10px;padding:12px 18px;font-weight:700;cursor:pointer;text-decoration:none}.btn-primary{background:var(--festo);color:#fff}.btn-primary:hover{background:var(--festo-dark);color:#fff}.btn-ghost{background:#fff;color:var(--navy);border:1px solid var(--line)}.btn-call{background:#128c7e;color:#fff}.site-header{position:sticky;top:0;z-index:40;background:#fffffff5;backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.header-top{display:flex;justify-content:space-between;gap:16px;padding:8px 0;font-size:13px;color:var(--steel)}.header-main,.nav-row,.search-row,.hotline-group,.logo-lockup{display:flex;align-items:center;gap:16px}.header-main{justify-content:space-between;padding:12px 0 14px;flex-wrap:wrap}.logo-lockup img{height:46px;width:auto;object-fit:contain}.logo-text{display:flex;flex-direction:column}.logo-text b{color:var(--navy);font-size:15px}.logo-text span{color:var(--steel);font-size:12px}.search-row{flex:1;min-width:min(100%,420px);background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:6px 6px 6px 16px}.search-row input{flex:1;border:0;background:transparent;outline:none;font:inherit;min-width:0}.nav-row{gap:18px;padding:0 0 12px;font-weight:600;overflow-x:auto}.nav-row 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rgba(255,255,255,.12);margin-top:28px;padding-top:16px;font-size:13px}.float-contact{position:fixed;right:16px;bottom:16px;z-index:50;display:flex;flex-direction:column;gap:10px}.float-btn{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;box-shadow:0 10px 20px #0000002e;color:#fff;font-weight:800}.float-btn.zalo{background:#0068ff}.float-btn.fb{background:#1877f2}.pager{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px}.pager a,.pager span{min-width:40px;padding:8px 12px;border-radius:8px;background:#fff;border:1px solid var(--line);text-align:center;color:var(--navy)}.pager .current{background:var(--festo);color:#fff;border-color:var(--festo)}.search-results{display:grid;gap:10px}.search-hit{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;display:grid;gap:4px}@media(max-width:860px){.header-top{display:none}.detail,.footer-grid{grid-template-columns:1fr}.hero-slide,.hero-overlay{min-height:280px}.logo-text{display:none}}