/* Leminh v2: header + hero (2026-11-10). All classes prefixed lm- to avoid clashing with the old theme. */
.lm-header,.lm-hero{--lm-blue:#0d4fb3;--lm-blue-dark:#0a3f8f;--lm-navy:#0b1f4d;--lm-orange:#f39220;--lm-text:#334155;--lm-line:#dbe5f3;--lm-bg:#f7faff;font-family:"Be Vietnam Pro",Poppins,system-ui,sans-serif}
.lm-header *,.lm-hero *{box-sizing:border-box}
.lm-header a,.lm-hero a{text-decoration:none}
.lm-header a:hover,.lm-hero a:hover{text-decoration:none}

/* Header */
.lm-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.97);backdrop-filter:blur(8px);border-bottom:1px solid var(--lm-line)}
.lm-header__inner{max-width:1240px;margin:0 auto;padding:0 32px;height:84px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.lm-logo img{height:60px;width:auto;display:block}
.lm-nav{display:flex;align-items:center;gap:40px}
.lm-nav__link{font-size:17px;font-weight:500;color:#1f2a44 !important;position:relative;padding:30px 0;white-space:nowrap}
.lm-nav__link::after{content:"";position:absolute;left:0;right:0;bottom:20px;height:3px;border-radius:2px;background:var(--lm-orange);transform:scaleX(0);transition:transform .2s}
.lm-nav__link:hover::after,.lm-nav__link.is-active::after{transform:scaleX(1)}
.lm-nav__link.is-active{color:var(--lm-blue) !important}
.lm-icon-btn{background:none;border:0;cursor:pointer;color:#1f2a44;display:grid;place-items:center;width:42px;height:42px;border-radius:50%;padding:0}
.lm-icon-btn:hover,.lm-icon-btn:focus-visible{background:#eef4fd;outline:none}
.lm-menu-btn{display:none}
.lm-search{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--lm-line);box-shadow:0 12px 24px rgba(11,31,77,.08);padding:14px 0}
.lm-search.is-open{display:block}
.lm-search form{max-width:1240px;margin:0 auto;padding:0 32px;display:flex;gap:10px}
.lm-search input{flex:1;min-width:0;height:48px;border:1.5px solid #c9daf3;border-radius:10px;padding:0 16px;font-size:16px;font-family:inherit;color:var(--lm-navy)}
.lm-search input:focus{border-color:var(--lm-blue);outline:none}
.lm-search button{height:48px;padding:0 22px;border:0;border-radius:10px;background:var(--lm-blue);color:#fff;font-weight:600;font-size:16px;font-family:inherit;cursor:pointer}
.lm-mobile-nav{display:none}

/* Hero */
.lm-hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#fbfdff 0%,var(--lm-bg) 60%,#eaf2fe 100%);color:var(--lm-text)}
.lm-hero__inner{position:relative;z-index:2;max-width:1240px;margin:0 auto;padding:70px 32px 130px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);align-items:center;gap:20px}
.lm-hero h1{margin:0;font-family:inherit;font-size:clamp(34px,4.2vw,60px);line-height:1.15;font-weight:800;color:var(--lm-navy);letter-spacing:-.02em;border-left:5px solid var(--lm-orange);padding-left:30px}
.lm-nw{white-space:nowrap}
.lm-hero__sub{margin:22px 0 0;font-size:clamp(17px,1.6vw,22px);color:#3b475e}
.lm-cta{margin-top:36px;display:flex;flex-wrap:wrap;gap:14px}
.lm-btn{display:inline-flex;align-items:center;gap:12px;font-weight:600;font-size:18px;padding:16px 30px;border-radius:10px;line-height:1.2;transition:transform .15s,background .15s,border-color .15s}
.lm-btn--primary{background:var(--lm-blue);color:#fff !important;box-shadow:0 8px 20px rgba(13,79,179,.25)}
.lm-btn--primary:hover{background:var(--lm-blue-dark);transform:translateY(-2px)}
.lm-btn--ghost{background:#fff;color:var(--lm-blue) !important;border:1.5px solid #c9daf3}
.lm-btn--ghost:hover{border-color:var(--lm-blue);transform:translateY(-2px)}
.lm-trust{margin-top:28px;display:flex;flex-wrap:wrap;gap:8px 22px;font-size:15px;color:#52607a}
.lm-trust b{color:var(--lm-navy)}
.lm-visual svg{width:100%;height:auto;display:block;overflow:visible}
.lm-chip text{font-family:"Be Vietnam Pro",Poppins,sans-serif;font-weight:800;font-size:30px;letter-spacing:-.02em}
.lm-chip rect{fill:#fff;stroke:#d6e4f7;stroke-width:1.5}
.lm-chips-mobile{display:none}
.lm-waves{position:absolute;left:0;right:0;bottom:0;z-index:1;line-height:0}
.lm-waves svg{width:100%;height:170px;display:block}

@media (max-width:1100px){ .lm-nav{gap:26px} }
@media (max-width:980px){
  .lm-nav{display:none}
  .lm-menu-btn{display:grid}
  .lm-header__inner{height:68px;padding:0 18px}
  .lm-logo img{height:48px}
  .lm-header__actions{display:flex;gap:4px}
  .lm-search form{padding:0 18px}
  .lm-mobile-nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--lm-line);box-shadow:0 12px 24px rgba(11,31,77,.08);flex-direction:column;padding:8px 18px 16px}
  .lm-mobile-nav.is-open{display:flex}
  .lm-mobile-nav a{padding:14px 4px;font-size:17px;font-weight:500;color:#1f2a44 !important;border-bottom:1px solid #eef3fa}
  .lm-mobile-nav a.is-active{color:var(--lm-blue) !important}
  .lm-mobile-nav a.lm-mobile-nav__contact{border:0;margin-top:10px;text-align:center;background:var(--lm-blue);color:#fff !important;border-radius:10px}
  .lm-hero__inner{grid-template-columns:1fr;padding:36px 18px 120px;gap:8px}
  .lm-hero h1{padding-left:18px;border-left-width:4px}
  .lm-visual{display:none}
  .lm-chips-mobile{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
  .lm-chips-mobile span{background:#fff;border:1px solid #d6e4f7;border-radius:30px;padding:6px 14px;font-weight:700;font-size:14px}
  .lm-btn{font-size:16px;padding:14px 22px}
}
@media (min-width:981px){ .lm-header__actions{display:none} }
@media (prefers-reduced-motion:reduce){ .lm-btn,.lm-nav__link::after{transition:none} }