:root{--green:#1f8a4c;--green-d:#166337;--green-dd:#0f3f22;--orange:#f59e0b;--red:#e23744;--gold:#c9962f;--ink:#1d2b24;--muted:#5f6f67;--bg:#f6faf5;--card:#fff;--line:#e4ede6;--shadow:0 6px 24px rgba(22,99,55,.08);--radius:16px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:'Be Vietnam Pro',system-ui,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px}
img{max-width:100%;display:block;height:auto}a{color:var(--green-d);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.25;color:var(--ink)}
.container{width:min(1180px,92%);margin-inline:auto}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:.6em 1em;z-index:200;border-radius:8px}
.btn{display:inline-flex;align-items:center;gap:.4em;justify-content:center;border-radius:999px;padding:.75em 1.4em;font-weight:600;font-size:1rem;cursor:pointer;border:none;transition:.18s;white-space:nowrap;min-height:48px}
.btn-primary{background:var(--green);color:#fff}.btn-primary:hover{background:var(--green-d);text-decoration:none}
.btn-ghost{background:#fff;color:var(--green);border:1.5px solid var(--green)}.btn-ghost:hover{background:#eef7f0;text-decoration:none}
.btn-sm{padding:.55em 1em;font-size:.88rem;min-height:40px}.btn-lg{padding:.9em 1.9em;font-size:1.08rem}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:1rem;padding:.6rem 0}
.brand-logo{height:60px;width:auto}
.main-nav{margin-left:auto}.main-nav ul{display:flex;gap:.3rem;list-style:none;margin:0;padding:0}
.main-nav a{display:block;padding:.6em .9em;border-radius:8px;color:var(--ink);font-weight:500}
.main-nav a:hover{background:#eef7f0;text-decoration:none}.main-nav a.active{color:var(--green-d);font-weight:700}
.nav-cta{margin-left:.4rem}.nav-toggle{display:none;margin-left:auto;background:none;border:none;font-size:1.6rem;cursor:pointer;min-height:48px;min-width:48px}
@media(max-width:900px){.nav-toggle{display:block}.main-nav{position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);display:none;margin:0}.main-nav.open{display:block}.main-nav ul{flex-direction:column;padding:.5rem}.main-nav a{padding:.8em 1em}.nav-cta{display:none}}
.breadcrumb{background:#eef7f0;font-size:.88rem}.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:.4em;padding:.6rem 0;margin:0}
.breadcrumb li:not(:last-child)::after{content:"›";margin-left:.4em;color:var(--muted)}.breadcrumb li[aria-current]{color:var(--muted)}
.hero{background:linear-gradient(135deg,#eafbef 0%,#fff7e8 100%);padding:3.2rem 0 3rem}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:2.5rem;align-items:center}
.hero h1{font-size:2.6rem;margin:.2rem 0 .8rem;font-weight:800}.hero h1 span{color:var(--green)}
.hero p.lead{font-size:1.14rem;color:var(--muted);margin:0 0 1.5rem;max-width:48ch}
.hero-cta{display:flex;gap:.8rem;flex-wrap:wrap}
.hero-stats{display:flex;gap:2rem;margin-top:2rem;flex-wrap:wrap}
.hero-stats .s b{display:block;font-size:1.5rem;color:var(--green-d);font-weight:800}.hero-stats .s span{font-size:.88rem;color:var(--muted)}
.hero-img{position:relative}.hero-img img{border-radius:24px;box-shadow:var(--shadow);aspect-ratio:4/5;object-fit:cover;width:100%}
.hero-tag{position:absolute;bottom:16px;left:-14px;background:#fff;padding:.7rem 1.1rem;border-radius:14px;box-shadow:var(--shadow);font-weight:600;font-size:.9rem}.hero-tag b{color:var(--red)}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr}.hero h1{font-size:2rem}.hero-img{order:-1}}
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin:-2rem auto 0;position:relative;z-index:5}
.feat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:1.1rem;box-shadow:var(--shadow);text-align:center}
.feat .ic{font-size:1.7rem}.feat b{display:block;margin-top:.3rem}.feat span{font-size:.82rem;color:var(--muted)}
@media(max-width:780px){.features{grid-template-columns:repeat(2,1fr)}}
section{padding:3.2rem 0}.sec-head{text-align:center;max-width:62ch;margin:0 auto 2rem}
.sec-head .eyebrow{color:var(--orange);font-weight:700;letter-spacing:.06em;text-transform:uppercase;font-size:.82rem}
.sec-head h2{font-size:1.9rem;margin:.3rem 0 .5rem;font-weight:800}.sec-head p{color:var(--muted);margin:0}
.cats{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.cat{display:block;border-radius:var(--radius);overflow:hidden;position:relative;box-shadow:var(--shadow);min-height:200px;border:1px solid var(--line)}
.cat img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:.4s}.cat:hover img{transform:scale(1.06)}
.cat .cat-ov{position:absolute;inset:0;background:linear-gradient(to top,rgba(15,63,34,.82),rgba(15,63,34,.1));display:flex;flex-direction:column;justify-content:flex-end;padding:1.2rem;color:#fff}
.cat h3{color:#fff;margin:0 0 .2rem}.cat span{font-size:.85rem;opacity:.9}
@media(max-width:780px){.cats{grid-template-columns:1fr}}
.filter{display:flex;gap:.6rem;justify-content:center;flex-wrap:wrap;margin-bottom:1.6rem}
.filter button{border:1.5px solid var(--line);background:#fff;color:var(--muted);border-radius:999px;padding:.55em 1.1em;font-weight:600;cursor:pointer;font-family:inherit;min-height:44px}
.filter button.active,.filter button:hover{background:var(--green);color:#fff;border-color:var(--green)}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem}
@media(max-width:980px){.grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:720px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:430px){.grid{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.2s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(22,99,55,.14)}
.card-img{position:relative;aspect-ratio:1/1;overflow:hidden;background:#f0f5f1}.card-img img{width:100%;height:100%;object-fit:cover;transition:.4s}
.card:hover .card-img img{transform:scale(1.06)}
.badge{position:absolute;top:10px;left:10px;font-size:.72rem;font-weight:700;padding:.25em .7em;border-radius:999px;color:#fff}
.badge-cao-cap{background:var(--red)}.badge-trung-cap{background:var(--orange)}.badge-pho-thong{background:var(--green)}
.card-body{padding:1rem;display:flex;flex-direction:column;gap:.5rem;flex:1}.card-body h3{font-size:1rem;margin:0;font-weight:600;line-height:1.35}
.price{font-size:1.2rem;font-weight:800;color:var(--red)}.card-actions{display:flex;gap:.5rem;margin-top:auto;padding-top:.3rem}.card-actions .btn{flex:1}
.table-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow-x:auto;box-shadow:var(--shadow)}
table.price-table{width:100%;border-collapse:collapse;font-size:.95rem;min-width:520px}
.price-table thead{background:var(--green);color:#fff}.price-table th,.price-table td{padding:.8rem 1rem;text-align:left}
.price-table th:nth-child(3),.price-table td:nth-child(3),.price-table th:nth-child(4),.price-table td:nth-child(4){text-align:right}
.price-table th:nth-child(2),.price-table td:nth-child(2){text-align:center}
.price-table tbody tr{border-top:1px solid var(--line)}.price-table tbody tr:nth-child(even){background:#fafdfb}.price-table tbody tr:hover{background:#eef7f0}
.t-price{font-weight:800;color:var(--red);white-space:nowrap}.pill{font-size:.74rem;font-weight:700;padding:.2em .7em;border-radius:999px;color:#fff}
.pill-cao-cap{background:var(--red)}.pill-trung-cap{background:var(--orange)}.pill-pho-thong{background:var(--green)}
.prose{max-width:760px;margin:0 auto}.prose h2{font-size:1.5rem;margin:1.8rem 0 .6rem}.prose h3{font-size:1.2rem;margin:1.4rem 0 .4rem}
.prose p,.prose li{color:#33433b}.prose ul,.prose ol{padding-left:1.3rem}.prose li{margin:.3rem 0}
.prose img{border-radius:14px;margin:1.2rem 0;box-shadow:var(--shadow)}
.prose blockquote{border-left:4px solid var(--green);background:#eef7f0;margin:1.2rem 0;padding:.8rem 1.2rem;border-radius:0 10px 10px 0}
.section-alt{background:#fff}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center}
.about-img img{border-radius:20px;box-shadow:var(--shadow);aspect-ratio:4/3;object-fit:cover;width:100%}
.check{list-style:none;padding:0}.check li{padding:.5rem 0 .5rem 2rem;position:relative;color:#33433b}.check li::before{content:"✔";position:absolute;left:0;color:var(--green);font-weight:800}
@media(max-width:780px){.about-grid{grid-template-columns:1fr}}
.faq{max-width:800px;margin:0 auto}.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:.8rem;box-shadow:var(--shadow)}
.faq summary{padding:1rem 1.2rem;font-weight:600;cursor:pointer;list-style:none;position:relative}.faq summary::after{content:"+";position:absolute;right:1.2rem;color:var(--green);font-weight:800}
.faq details[open] summary::after{content:"–"}.faq .faq-a{padding:0 1.2rem 1.1rem;color:#33433b}
.cta-band{background-image:linear-gradient(135deg,var(--green-d),var(--green));color:#fff;border-radius:24px;padding:2.6rem;text-align:center}
.cta-band h2{color:#fff;font-size:1.8rem;margin:0 0 .5rem}.cta-band p{opacity:.92;margin:0 0 1.3rem}
.cta-band .btn-primary{background:#fff;color:var(--green-d)}.cta-band .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.map-embed{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}.map-embed iframe{display:block;width:100%;height:380px;border:0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem}@media(max-width:780px){.contact-grid{grid-template-columns:1fr}}
.info-list{list-style:none;padding:0}.info-list li{display:flex;gap:.8rem;padding:.7rem 0;border-bottom:1px solid var(--line)}.info-list .ic{font-size:1.3rem}
.cform label{display:block;font-weight:600;margin:.8rem 0 .3rem}.cform input,.cform textarea{width:100%;padding:.75em;border:1.5px solid var(--line);border-radius:10px;font-family:inherit;font-size:1rem}
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}@media(max-width:860px){.posts{grid-template-columns:1fr}}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.post-card img{aspect-ratio:16/10;object-fit:cover}.post-card .pc-body{padding:1.1rem;display:flex;flex-direction:column;gap:.5rem;flex:1}
.post-card h3{font-size:1.1rem;margin:0}.post-card p{color:var(--muted);font-size:.9rem;margin:0;flex:1}.post-meta{font-size:.8rem;color:var(--muted)}
.site-footer{background:var(--green-dd);color:#cfe0d4;padding:2.8rem 0 0;margin-top:3rem}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1.6fr;gap:2rem}@media(max-width:860px){.foot-grid{grid-template-columns:1fr}}
.foot-logo{height:72px;width:auto;margin-bottom:.6rem}.site-footer h3{color:#fff;font-size:1.05rem;margin:0 0 .8rem}
.site-footer a{color:#cfe0d4}.site-footer a:hover{color:#fff}
.foot-links,.foot-contact{list-style:none;padding:0;margin:0}.foot-links li,.foot-contact li{margin:.45rem 0}
.foot-rating{color:var(--gold);font-weight:600}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:2rem;padding:1.2rem 0;font-size:.85rem;color:#9fb8a7;text-align:center}
.fab{position:fixed;right:16px;bottom:16px;z-index:80;display:flex;flex-direction:column;gap:.6rem}
.fab a{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.22);font-weight:700;color:#fff;font-size:.82rem;text-decoration:none}
.fab-zalo{background:#0068ff}.fab-call{background:var(--green);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(31,138,76,.5)}70%{box-shadow:0 0 0 14px rgba(31,138,76,0)}100%{box-shadow:0 0 0 0 rgba(31,138,76,0)}}
.notice{background:#fff7e8;border:1px dashed var(--orange);border-radius:10px;padding:.7rem 1rem;font-size:.85rem;color:#7a5b10;margin:1rem 0}
.err-page{text-align:center;padding:4rem 0}.err-page h1{font-size:5rem;margin:0;color:var(--green)}