:root{--c-primary:#0d6e3f;--c-primary-dark:#0a5730;--c-accent:#f5a623;--c-text:#1c2b23;--c-muted:#5b6b62;--c-bg:#ffffff;--c-bg-soft:#f4f8f5;--c-border:#dde6e0;--radius:10px;--w-content:1200px;--w-prose:820px;font-size:16px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--c-text);background:var(--c-bg);line-height:1.65}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--c-accent);outline-offset:2px;border-radius:4px}
.container{max-width:var(--w-content);margin-inline:auto;padding-inline:16px}
.prose{max-width:var(--w-prose)}
.prose h2{font-size:1.5rem;margin:1.8em 0 .6em;line-height:1.3}
.prose h3{font-size:1.2rem;margin:1.4em 0 .5em}
.prose p{margin:.7em 0}
.prose table{border-collapse:collapse;width:100%;margin:1em 0;font-size:.95rem}
.prose td,.prose th{border:1px solid var(--c-border);padding:.5em .7em;text-align:left}
.prose figure{margin:1.2em 0}
.prose figcaption{font-size:.85rem;color:var(--c-muted);text-align:center;margin-top:.4em}
.prose img{margin-inline:auto;border-radius:var(--radius)}
.btn{display:inline-block;background:var(--c-primary);color:#fff;padding:.65em 1.3em;border-radius:999px;text-decoration:none;font-weight:600;border:0;cursor:pointer}
.btn:hover{background:var(--c-primary-dark)}
.btn--ghost{background:transparent;color:var(--c-primary);border:2px solid var(--c-primary)}
.grid{display:grid;gap:20px}
.grid--products{grid-template-columns:repeat(auto-fill,minmax(210px,1fr))}
.card{border:1px solid var(--c-border);border-radius:var(--radius);overflow:hidden;background:#fff;display:flex;flex-direction:column}
.card__img{aspect-ratio:1/1;object-fit:cover;width:100%;height:auto}
.card__body{padding:12px 14px;display:flex;flex-direction:column;gap:8px;flex:1}
.card__title{font-size:.98rem;font-weight:600;margin:0;line-height:1.35}
.card__title a{color:inherit;text-decoration:none}
.card__title a:hover{color:var(--c-primary)}
.card__cta{margin-top:auto;font-size:.85rem;color:var(--c-muted)}
.badge{display:inline-block;background:var(--c-bg-soft);color:var(--c-primary);font-size:.75rem;padding:.15em .7em;border-radius:999px;font-weight:600}
.section{padding-block:40px}
.section__title{font-size:1.6rem;margin:0 0 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
/* Compact friendly "Xem tất cả" link pill */
.section__more{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:4px;
  font-size:0.85rem;font-weight:600;line-height:1;
  color:var(--c-primary);text-decoration:none;
  padding:0.4em 0.9em;min-height:0;min-width:0;
  border:1px solid var(--c-border);border-radius:999px;background:var(--c-bg-soft);white-space:nowrap;
  transition:all .2s ease;
}
.section__more:hover{border-color:var(--c-primary);background:var(--c-primary);color:#fff;transform:translateX(2px)}
.breadcrumb{font-size:.85rem;color:var(--c-muted);margin:14px 0}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0}
.breadcrumb li+li::before{content:"›";margin-right:6px;color:var(--c-border)}
.breadcrumb a{color:var(--c-muted);text-decoration:none}
.breadcrumb a:hover{color:var(--c-primary)}
/* --- MOBILE UX FIXES --- */
/* Table horizontal scroll on mobile */
.prose table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}
/* Prevent iOS auto-zoom on inputs */
input,textarea,select{font-size:16px}
/* Minimum tap target size (Google UX standard 44px) */
.btn,.breadcrumb a,.card__title a,nav a,button{min-height:44px;min-width:44px}
/* QA Touch Target Fixes */
.header__hotline a, .header__contact a { min-height: 44px; padding: 12px; display: inline-flex; align-items: center; justify-content: center; }
.card__title a { padding: 12px 16px; min-height: 44px; display: inline-block; width: 100%; box-sizing: border-box; }
.footer__phone a, .footer a[href^="tel:"] { padding: 10px; min-height: 44px; display: inline-block; }
/* Screen reader only */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 16px; margin-block: 16px; }
.tile { display: flex; align-items: center; justify-content: center; text-align: center; background: var(--c-bg-soft); border: 1px solid var(--c-border); border-radius: var(--radius); padding: 20px 14px; font-weight: 700; color: var(--c-primary); text-decoration: none; min-height: 92px; transition: all 0.2s ease; }
.tile:hover { background: var(--c-primary); color: #ffffff; }
/* Fix spacing — collapse empty paragraphs & redundant <br> */
/* ============================================
 * Fix spacing - Lộc Thiên SEO Team (Hermes)
 * Vấn đề: Markdown cũ sinh <p> rỗng + <br> thừa
 * ============================================ */
/* 1. Ẩn paragraph trống trong vùng nội dung */
.prose p:empty,
article p:empty {
  display: none !important;
}
/* 2. Ẩn paragraph chỉ chứa <br> */
.prose p:has(br:only-child),
article p:has(br:only-child) {
  display: none !important;
}
/* 3. Xóa <br> liên tiếp */
.prose br + br,
article br + br {
  display: none !important;
}
/* 4. Giảm margin heading (bù khoảng cách đã xóa) */
.prose h2 { margin-top: 1.2em !important; }
.prose h3 { margin-top: 1em !important; }
.prose h4 { margin-top: 0.8em !important; }