*{margin:0;padding:0;box-sizing:border-box}
:root{--g:#2F7A3A;--g2:#3E9A4A;--g-d:#1F5A28;--g-l:#EAF4EA;--red:#D6312B;--zalo:#0068FF;--ink:#1B2A1E;--muted:#5E6B60;--line:#DDE8DD;--bg:#F7FAF6;--card:#fff;--r:18px;--sh:0 10px 30px rgba(20,60,25,.08)}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:clip}
body{overflow-x:clip}
body{font-family:'Be Vietnam Pro',-apple-system,system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65;font-size:16px}
img{max-width:100%;display:block}
a{color:var(--g)}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.center{text-align:center}.mt{margin-top:28px}.muted{color:var(--muted)}.small{font-size:13px}
h1,h2,h3{line-height:1.25;letter-spacing:-.01em}
h2{font-size:clamp(24px,3.4vw,34px);font-weight:800;text-align:center;margin-bottom:28px;color:var(--g-d)}
h2.lt{text-align:left;margin-bottom:14px}
h3{font-size:18px;font-weight:700;margin-bottom:10px}
p+p{margin-top:10px}
.kick{text-align:center;color:var(--red);font-weight:700;font-size:13px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:6px}
.lead{text-align:center;color:var(--muted);max-width:720px;margin:-12px auto 26px}

/* header */
.top{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:16px;height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--g-d);flex-shrink:0}
.brand img{width:44px;height:44px;object-fit:contain}
.brand span{display:flex;flex-direction:column;line-height:1.15}.brand b{font-size:17px;font-weight:800}.brand small{font-size:11.5px;color:var(--muted)}
.nav{display:flex;align-items:center;gap:2px;margin-left:auto;flex-wrap:nowrap}
.nav a{text-decoration:none;color:var(--ink);font-size:14px;font-weight:500;padding:8px 9px;border-radius:10px;white-space:nowrap}
.nav a:hover,.nav a.on{color:var(--g);background:var(--g-l)}
.nav a.nav-book{background:var(--red);color:#fff;font-weight:700;margin-left:6px;padding:9px 14px}
.burger{display:none;margin-left:auto;background:none;border:0;width:44px;height:44px;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;padding:10px}
.burger span{display:block;height:2px;background:var(--g-d);border-radius:2px}
@media(max-width:1100px){
 .burger{display:flex}
 .nav{position:fixed;top:68px;left:0;right:0;bottom:0;background:#fff;flex-direction:column;align-items:stretch;padding:14px 20px 100px;gap:2px;overflow:auto;transform:translateX(100%);visibility:hidden;transition:transform .25s,visibility .25s;margin:0}
 .nav.open{transform:none;visibility:visible}
 .nav a{font-size:16px;padding:13px 12px;border-bottom:1px solid var(--line);border-radius:0}
 .nav a.nav-book{margin:14px 0 0;border-radius:12px;text-align:center}
}

/* buttons */
.btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;text-decoration:none;font-weight:700;font-size:15px;padding:13px 20px;border-radius:999px;border:2px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s;min-height:48px}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(0,0,0,.12)}
.btn-primary{background:var(--red);color:#fff}
.btn-call{background:var(--g);color:#fff}
.btn-zalo{background:var(--zalo);color:#fff}
.btn-ghost{border-color:var(--g);color:var(--g);background:#fff}
.btn-ghost-w{border-color:rgba(255,255,255,.8);color:#fff}
.btn-sm{font-size:14px;padding:10px 16px;min-height:42px;background:var(--g-l);color:var(--g-d);margin-top:auto}

/* hero */
.hero{background:linear-gradient(160deg,#fff 0%,var(--g-l) 100%);padding:44px 0 54px;border-bottom:1px solid var(--line)}
.hero-in{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}
.hero-in>*{min-width:0}
.eyebrow{color:var(--red);font-weight:700;font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:10px}
.hero h1{font-size:clamp(27px,4vw,42px);font-weight:800;color:var(--g-d);margin-bottom:12px}
.hero-sub{font-size:19px;font-weight:700;color:var(--g);margin-bottom:10px}
.hero-txt>p:not(.eyebrow):not(.hero-sub){color:var(--muted)}
.search{position:relative;margin-top:22px}
.search input{width:100%;font:inherit;font-size:16px;padding:15px 18px;border:2px solid var(--line);border-radius:14px;background:#fff;outline:none}
.search input:focus{border-color:var(--g)}
.sres{position:absolute;left:0;right:0;top:calc(100% + 6px);background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--sh);overflow:hidden;display:none;z-index:20}
.sres.open{display:block}
.sres a{display:block;padding:12px 16px;text-decoration:none;color:var(--ink);border-bottom:1px solid var(--line)}
.sres a:hover,.sres a.act{background:var(--g-l)}
.sres .none{padding:12px 16px;color:var(--muted);font-size:14px}
.hero-slider{position:relative;border-radius:22px;overflow:hidden;box-shadow:var(--sh);aspect-ratio:1080/600;background:#dfe9df}
.slides{display:flex;height:100%;transition:transform .6s ease}
.slide{flex:0 0 100%;position:relative;display:block;height:100%}
.slide img{width:100%;height:100%;object-fit:cover}
.slide span{position:absolute;left:14px;bottom:14px;background:rgba(255,255,255,.95);color:var(--g-d);font-weight:700;font-size:14px;padding:7px 14px;border-radius:999px}
.dots{position:absolute;right:14px;bottom:18px;display:flex;gap:6px}
.dots button{width:8px;height:8px;border-radius:50%;border:0;background:rgba(255,255,255,.6);cursor:pointer;padding:0}
.dots button.on{background:#fff;width:22px;border-radius:5px}

/* sections */
.sec{padding:56px 0}
.sec.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.grid{display:grid;gap:18px}
.grid>*{min-width:0}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}.g5{grid-template-columns:repeat(5,1fr)}.g6{grid-template-columns:repeat(6,1fr)}
@media(max-width:980px){.g4,.g5,.g6{grid-template-columns:repeat(3,1fr)}.g3{grid-template-columns:repeat(2,1fr)}.hero-in{grid-template-columns:1fr}}
@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}.g4.why4{grid-template-columns:1fr 1fr}.why{padding:16px 12px}.why span{font-size:28px}.g5,.g6{grid-template-columns:repeat(2,1fr)}.sec{padding:42px 0}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:flex;flex-direction:column}
.card.hl{background:var(--g-l);border-color:#cfe3cf;margin-top:18px}
.card.note{background:#FFF8F0;border-color:#F5DDC5;margin-top:18px}
.two .card.hl:first-child,.two>.card{margin-top:0}
.two{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:start}
.two>*{min-width:0}
@media(max-width:820px){.two{grid-template-columns:1fr}}
.chk{list-style:none}
.chk li{position:relative;padding:6px 0 6px 28px}
.chk li::before{content:"✓";position:absolute;left:0;top:6px;width:20px;height:20px;border-radius:50%;background:var(--g-l);color:var(--g);font-weight:800;font-size:12px;display:flex;align-items:center;justify-content:center}

.why{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;text-align:center}
.why span{font-size:34px;display:block;margin-bottom:8px}.why b{display:block;color:var(--g-d);margin-bottom:4px}.why p{font-size:14px;color:var(--muted)}

.kcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;color:inherit;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.kcard:hover{transform:translateY(-4px);box-shadow:var(--sh)}
.kimg{aspect-ratio:16/9;background:#dfe9df center/cover}
.kbody{padding:18px 20px 20px;position:relative;flex:1;display:flex;flex-direction:column}
.kico{position:absolute;top:-24px;right:18px;width:48px;height:48px;border-radius:14px;background:#fff;box-shadow:var(--sh);display:flex;align-items:center;justify-content:center;font-size:24px}
.kbody p{font-size:14.5px;color:var(--muted);flex:1}
.more{color:var(--g);font-weight:700;font-size:14px;margin-top:10px}

.dcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px 16px;text-decoration:none;color:inherit;text-align:center;display:flex;flex-direction:column;gap:6px;transition:.2s}
.dcard:hover{border-color:var(--g);box-shadow:var(--sh)}
.dcard span{font-size:32px}.dcard b{color:var(--g-d)}.dcard small{color:var(--muted);font-size:12.5px;line-height:1.45}
.goi .gico{font-size:30px;margin-bottom:6px}.goi .chk{margin-bottom:14px}
.prog{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;text-decoration:none;color:inherit;transition:.2s}
.prog:hover{box-shadow:var(--sh);border-color:var(--g)}
.prog>span{font-size:36px}.prog p{color:var(--muted);font-size:14.5px}.prog b{color:var(--red);display:block;margin-top:8px}
.kt{display:flex;flex-direction:column;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px 10px;text-decoration:none;color:var(--g-d);font-weight:700;font-size:14px;text-align:center}
.kt span{font-size:30px}.kt:hover{border-color:var(--g)}

.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:s}
.steps.s6{grid-template-columns:repeat(6,1fr)}
.steps li{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px 14px;text-align:center;font-weight:600;font-size:14.5px;min-width:0}
.steps li span{display:flex;width:36px;height:36px;margin:0 auto 10px;border-radius:50%;background:var(--g);color:#fff;align-items:center;justify-content:center;font-weight:800}
@media(max-width:980px){.steps.s6{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.steps,.steps.s6{grid-template-columns:repeat(2,1fr)}}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.flow>div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;font-weight:600;font-size:14.5px;position:relative;min-width:0}
.flow span{display:inline-flex;width:26px;height:26px;border-radius:50%;background:var(--red);color:#fff;align-items:center;justify-content:center;font-size:13px;margin-right:8px}
@media(max-width:760px){.flow{grid-template-columns:1fr}}
.chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:8px}
.chip{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 14px;text-decoration:none;font-weight:600;font-size:14px}

/* page title + page hero */
.crumb{font-size:13px;color:var(--muted);padding-top:14px;padding-bottom:0}
.crumb a{color:var(--muted);text-decoration:none}.crumb a:hover{color:var(--g)}
.ptitle{padding:34px 0 36px;text-align:center}
.ptitle h1{font-size:clamp(26px,4vw,38px);color:var(--g-d);font-weight:800;margin:6px 0 8px}
.ptitle p{color:var(--muted);max-width:680px;margin:0 auto}
.pico{font-size:40px;display:inline-block}
.phero{position:relative;margin:14px 20px 0;border-radius:24px;overflow:hidden;background-color:#1F5A28;background-size:cover;background-position:center;background-image:linear-gradient(90deg,rgba(20,55,26,.92) 0%,rgba(20,55,26,.75) 45%,rgba(20,55,26,.15) 100%),var(--img);color:#fff;max-width:1160px}
@media(min-width:1200px){.phero{margin:14px auto 0}}
.phero-in{padding:46px 34px;max-width:680px;margin:0}
.phero h1{font-size:clamp(25px,3.8vw,38px);font-weight:800;margin:8px 0 10px}
.phero p{color:#e6efe6;font-size:16.5px}
@media(max-width:640px){.phero{margin:12px 12px 0;background-image:linear-gradient(180deg,rgba(20,55,26,.72),rgba(20,55,26,.92)),var(--img)}.phero-in{padding:32px 20px}}

/* branch cards */
.cta-sec{background:linear-gradient(160deg,var(--g-d),var(--g));color:#fff}
.cta-sec h2{color:#fff;margin-bottom:8px}.cta-sec .lead{color:#dbe9db;margin:0 auto 26px}
.br-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}
.br-grid>*{min-width:0}
.br{background:#fff;color:var(--ink);border-radius:var(--r);padding:18px;display:flex;flex-direction:column;border:1px solid var(--line)}
.br-h{display:flex;gap:8px;align-items:flex-start;margin-bottom:8px}.br-h b{color:var(--g-d);line-height:1.35}
.br-code{background:var(--red);color:#fff;font-weight:800;font-size:12px;border-radius:8px;padding:3px 8px;flex-shrink:0}
.br-a{font-size:14px;color:var(--muted)}.br-t{font-size:14px;margin:4px 0 12px}.br-t a{font-weight:800;color:var(--g-d);text-decoration:none;font-size:16px}
.br-btn{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:auto}
.br-btn a{text-align:center;text-decoration:none;font-weight:700;font-size:13px;padding:10px 4px;border-radius:10px;white-space:nowrap}
.b-call{background:var(--g);color:#fff}.b-zalo{background:var(--zalo);color:#fff}.b-map{background:var(--g-l);color:var(--g-d)}

/* footer */
.foot{background:#132616;color:#b9c9bb;padding:44px 0 110px;font-size:14px}
.foot-in{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.foot-in>*{min-width:0}
.foot b{display:block;color:#fff;margin-bottom:10px}.foot .fb{font-size:17px;margin:10px 0 6px}
.foot a{display:block;color:#b9c9bb;text-decoration:none;padding:3px 0}.foot p a{display:inline}
.foot img{background:#fff;border-radius:50%;padding:4px}
.copy{text-align:center;margin-top:30px;font-size:12.5px;color:#7f9383}
@media(max-width:820px){.foot-in{grid-template-columns:1fr 1fr}}
@media(min-width:1101px){.foot{padding-bottom:44px}}

/* mobile sticky bar */
.mbar{position:fixed;left:0;right:0;bottom:0;z-index:45;display:grid;grid-template-columns:1fr 1fr 1.2fr;background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(0,0,0,.08);padding-bottom:env(safe-area-inset-bottom)}
.mbar a{text-align:center;text-decoration:none;font-weight:700;font-size:14.5px;padding:15px 4px;color:var(--g-d)}
.mbar a:nth-child(2){color:var(--zalo)}
.mbar .mbar-book{background:var(--red);color:#fff}
@media(min-width:1101px){.mbar{display:none}}

/* modal */
.modal-bg{position:fixed;inset:0;z-index:60;background:rgba(10,25,12,.6);display:none;align-items:flex-end;justify-content:center}
.modal-bg.open{display:flex}
.modal{background:var(--bg);width:100%;max-width:520px;max-height:88vh;overflow:auto;border-radius:22px 22px 0 0;padding:24px 18px calc(22px + env(safe-area-inset-bottom));position:relative}
@media(min-width:640px){.modal-bg{align-items:center}.modal{border-radius:22px}}
.modal h3{font-size:21px;color:var(--g-d);margin:0 0 2px;text-align:center}
.m-sub{text-align:center;color:var(--muted);font-size:14px;margin-bottom:16px}
.m-close{position:absolute;right:10px;top:8px;background:none;border:0;font-size:30px;line-height:1;color:var(--muted);cursor:pointer;width:44px;height:44px}
.m-list{display:grid;gap:12px}
.m-online{width:100%;margin-top:14px}
.m-online[hidden]{display:none}