:root{--cream:#F0D283;--cream2:#F8E5A6;--paper:#fff;--ink:#1E2A22;--muted:#5B6657;--green:#2F7D3E;--green-d:#16482A;--gold:#9A6F10;--gold-l:#E8C766;--line:#D2B565;--soft:#E3F0D9;--btn:#F2C14E;--btn-ink:#2B2100}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:'Be Vietnam Pro',system-ui,sans-serif;color:var(--ink);background:var(--cream);line-height:1.65;font-size:18px;-webkit-text-size-adjust:100%;padding-bottom:84px}
img,video{max-width:100%;display:block}a{color:var(--green-d)}
h1,h2,h3{line-height:1.25;color:var(--green-d);margin:0 0 .5em}
h1{font-size:clamp(28px,6vw,46px);font-weight:800}h2{font-size:clamp(24px,4.6vw,34px);font-weight:800}h3{font-size:clamp(19px,3vw,22px);font-weight:700}
.wrap{max-width:1040px;margin:0 auto;padding:0 18px}
section{padding:48px 0}@media(min-width:820px){section{padding:72px 0}}
.alt{background:var(--cream2)}
.eyebrow{display:inline-block;font-size:15px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--green-d);margin-bottom:8px}
.lead{font-size:19px;color:#33403A;max-width:720px}
.muted{color:var(--muted)}
/* header */
.hdr{position:sticky;top:0;z-index:50;background:var(--green-d);border-bottom:3px solid var(--gold-l)}
.hdr .wrap{display:flex;align-items:center;gap:14px;height:64px;max-width:1240px}
@media(min-width:900px){.hdr .wrap{height:76px}}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;font-weight:800;line-height:1.15;font-size:16px;white-space:nowrap;flex:none}
.logo img{height:46px;width:auto;border-radius:8px;background:#fff;padding:2px}
.logo span{display:none}@media(min-width:420px){.logo span{display:block}}
.nav{display:none;margin-left:auto;align-items:center;gap:4px}
.nav a,.nav summary{padding:10px 11px;border-radius:999px;text-decoration:none;color:#fff;font-size:15.5px;white-space:nowrap;font-weight:600;cursor:pointer;list-style:none}
.nav a:hover,.nav summary:hover,.nav a.on{background:rgba(255,255,255,.16)}
.nav a.on{box-shadow:inset 0 -3px 0 var(--gold-l)}
.dd{position:relative}.dd summary::-webkit-details-marker{display:none}.dd summary:after{content:" ▾"}
.dd .menu{position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--line);border-radius:14px;padding:8px;min-width:240px;box-shadow:0 12px 30px -12px rgba(0,0,0,.35)}
.dd .menu a{display:block;border-radius:10px;color:var(--ink)}.dd .menu a:hover{background:var(--soft)}
.hbtn{margin-left:auto;display:flex;align-items:center;gap:8px;flex:none}.hbtn .btn{white-space:nowrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:56px;padding:14px 26px;border-radius:999px;border:0;background:var(--btn);color:var(--btn-ink);font:700 18px 'Be Vietnam Pro',sans-serif;text-decoration:none;cursor:pointer;box-shadow:0 10px 24px -12px rgba(0,0,0,.5);text-align:center}
.btn:hover{filter:brightness(1.06)}.btn:active{transform:scale(.99)}
.btn.green{background:var(--green);color:#fff}.btn.line{background:#fff;color:var(--green-d);border:2px solid var(--green);box-shadow:none}
.btn.sm{min-height:44px;padding:8px 16px;font-size:16px}
.burger{width:48px;height:48px;border-radius:12px;border:1px solid var(--line);background:#fff;font-size:24px;cursor:pointer}
.mnav{display:none;position:fixed;inset:67px 0 0 0;background:var(--green-d);z-index:49;overflow:auto;padding:12px 18px 100px}
.mnav.open{display:block}.mnav a{display:block;padding:14px 8px;border-bottom:1px solid rgba(255,255,255,.2);font-size:20px;font-weight:600;text-decoration:none;color:#fff;min-height:56px}
.mnav .sub a{padding-left:28px;font-size:18px;font-weight:500}
@media(min-width:900px){.nav{display:flex}.burger,.mnav{display:none!important}.hbtn{margin-left:8px}}
@media(max-width:899px){.hbtn .btn{display:none}.hbtn{margin-left:auto}}
/* hero */
.hero{background:linear-gradient(160deg,#2F8A45,#14502A);color:#fff;padding:40px 0 70px}
.hero h1{color:#fff}.hero em{font-style:normal;color:var(--gold-l)}
.tag{display:inline-block;background:var(--cream);color:#B00020;font-weight:800;border-radius:12px;padding:8px 14px;font-size:15px;margin-bottom:16px}
.hgrid{display:grid;gap:28px;align-items:center}@media(min-width:860px){.hgrid{grid-template-columns:1.25fr .75fr}}
.hcheck{list-style:none;margin:16px 0;padding:0}.hcheck li{position:relative;padding:5px 0 5px 32px}.hcheck li:before{content:"✓";position:absolute;left:0;top:4px;width:24px;height:24px;border-radius:50%;background:var(--gold-l);color:var(--green-d);font-weight:800;text-align:center;line-height:24px;font-size:15px}
.hero .lead{color:#E9F3EA}
.dates{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0}.dates div{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);border-radius:14px;padding:10px 16px}.dates small{display:block;font-size:13px;color:var(--gold-l);letter-spacing:.05em}.dates b{font-size:22px}
.person{text-align:center}.person img{width:min(300px,70vw);aspect-ratio:1;object-fit:cover;border-radius:50%;border:5px solid var(--gold-l);margin:0 auto}
.person b{display:block;margin-top:10px;font-size:20px}.person small{color:var(--gold-l)}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
/* stats */
.stats{margin-top:-40px;position:relative;z-index:2}.stats .grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}@media(min-width:760px){.stats .grid{grid-template-columns:repeat(4,1fr)}}
.stat{background:#fff;border:1px solid var(--line);border-top:4px solid var(--gold-l);border-radius:16px;padding:16px;text-align:center}.stat b{display:block;font-size:30px;color:var(--green-d)}.stat span{font-size:16px;color:var(--muted)}
/* cards */
.grid3{display:grid;gap:18px}@media(min-width:760px){.grid3{grid-template-columns:repeat(3,1fr)}}.grid2{display:grid;gap:18px}@media(min-width:760px){.grid2{grid-template-columns:repeat(2,1fr)}}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}
.card p{margin:.4em 0}.card .num{width:42px;height:42px;border-radius:50%;background:var(--green);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:10px}
.lop{padding:0;overflow:hidden;display:flex;flex-direction:column}
.lop .ph{background:linear-gradient(160deg,#2F8A45,#14502A);color:#fff;min-height:150px;padding:20px;display:flex;flex-direction:column;justify-content:flex-end}
.lop .ph b{font-size:28px;line-height:1.1}.lop .ph small{color:var(--gold-l);font-weight:700}
.lop .bd{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.badge{align-self:flex-start;border-radius:999px;padding:4px 12px;font-size:14px;font-weight:700;background:var(--soft);color:var(--green-d)}.badge.gold{background:#FFF6D6;color:#5B4A1A;border:1px solid var(--line)}
.info{list-style:none;margin:0;padding:0}.info li{padding:3px 0;color:#33403A}.info li b{color:var(--green-d)}
.lop .btn{margin-top:auto}
.pairs{display:grid;gap:14px}.pair{display:grid;gap:10px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}@media(min-width:760px){.pair{grid-template-columns:1fr 1fr;gap:24px}}
.pair .p{color:var(--muted)}.pair .a{color:var(--green-d);font-weight:600}.pair .p:before{content:"Điều anh/chị đang gặp · ";font-size:13px;font-weight:700;text-transform:uppercase;color:var(--gold)}.pair .a:before{content:"Điều lớp mang lại · ";font-size:13px;font-weight:700;text-transform:uppercase;color:var(--green)}
/* timeline */
.tl{display:grid;gap:14px;position:relative}@media(min-width:760px){.tl{grid-template-columns:repeat(3,1fr)}}
.tl .t{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 18px 20px;position:relative}.tl .t:before{content:"";position:absolute;left:18px;top:-8px;width:16px;height:16px;border-radius:50%;background:var(--green);border:3px solid var(--gold-l)}
.tl .time{font-size:26px;font-weight:800;color:var(--green-d)}.tl .ca{font-weight:700}.tl .mc{color:var(--muted);font-size:16px}
/* faq */
details.q{background:#fff;border:1px solid var(--line);border-radius:14px;margin:0 0 10px;padding:0}details.q summary{cursor:pointer;padding:16px 18px;font-weight:700;color:var(--green-d);list-style:none;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:10px}details.q summary::-webkit-details-marker{display:none}details.q summary:after{content:"+";font-size:24px;color:var(--gold)}details.q[open] summary:after{content:"–"}details.q p{margin:0;padding:0 18px 16px;color:#33403A}
.notice{background:#FFF6D6;border:1.5px dashed #9A6F10;border-radius:14px;padding:14px 16px;font-size:16px;color:#4B3A10}
.ctafin{background:linear-gradient(160deg,#2F8A45,#14502A);color:#fff;text-align:center}.ctafin h2{color:#fff}.ctafin p{color:#E9F3EA;max-width:640px;margin:0 auto 20px}
.crumb{font-size:15px;color:var(--muted);padding:16px 0 0}.crumb a{color:var(--muted)}
.ph1{padding:36px 0 28px}.ph1 h1{margin-bottom:.3em}
.gal{display:grid;gap:14px;grid-template-columns:repeat(2,1fr)}@media(min-width:760px){.gal{grid-template-columns:repeat(3,1fr)}}
.gal figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}.gal img,.gal video{width:100%;aspect-ratio:4/5;object-fit:cover}.gal figcaption{padding:10px 12px;font-size:15px;color:var(--muted)}
.todo{background:#fff;border:2px dashed var(--line);border-radius:14px;padding:16px;color:var(--muted);font-size:16px}
.cfacts{display:grid;gap:10px}@media(min-width:760px){.cfacts{grid-template-columns:repeat(3,1fr)}}.cfacts div{background:#fff;border:1px solid var(--line);border-top:3px solid var(--gold-l);border-radius:12px;padding:14px;text-align:center;color:var(--muted)}.cfacts b{display:block;color:var(--green-d);font-size:20px}
ul.ck{list-style:none;padding:0;margin:.5em 0}ul.ck li{position:relative;padding:5px 0 5px 28px}ul.ck li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:800}
/* footer */
.ftr{background:var(--green-d);color:#E9F3EA;border-top:4px solid var(--gold-l);padding:44px 0 36px;font-size:16px}
.ftr a{color:#fff;text-decoration:none;font-style:italic;font-weight:400}.ftr a:hover{text-decoration:none;color:var(--gold-l)}.ftr h4{color:var(--gold-l);margin:0 0 10px;font-size:17px}.ftr .cols{display:grid;gap:26px}@media(min-width:820px){.ftr .cols{grid-template-columns:1.4fr 1fr 1fr}}
.ftr ul{list-style:none;margin:0;padding:0}.ftr li{padding:4px 0}.ftr .fine{margin-top:26px;padding-top:18px;border-top:1px solid rgba(255,255,255,.2);font-size:14px;color:#C9DCCB}
/* floating bar */
.fab{position:fixed;left:0;right:0;bottom:0;z-index:40;display:flex;gap:10px;padding:10px 14px;background:rgba(240,210,131,.97);border-top:1px solid var(--line)}.fab a{flex:1;min-height:52px;display:flex;align-items:center;justify-content:center;border-radius:999px;font-weight:700;text-decoration:none;font-size:17px}
.fab .c{background:#fff;color:var(--green-d);border:2px solid var(--green)}.fab .d{background:var(--btn);color:var(--btn-ink)}.fab .z{background:var(--green);color:#fff}
@media(min-width:900px){.fab{display:none}body{padding-bottom:0}}
.prose p,.prose li{max-width:760px}.prose h2{margin-top:1.6em;font-size:clamp(22px,4vw,28px)}
table.t{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden}table.t td,table.t th{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:16px}table.t th{background:var(--soft);color:var(--green-d)}
@media(max-width:700px){table.t,table.t tbody,table.t tr,table.t td,table.t th{display:block}table.t tr{border-bottom:2px solid var(--line);padding:8px 0}table.t td,table.t th{border:0;padding:4px 14px}}

.contactbox{background:#fff;border:2px solid var(--green);border-radius:18px;padding:22px;margin:22px 0}.contactbox h3{margin-top:0}.contactbox .cta-row{margin-top:12px}.contactbox .btn{flex:1 1 240px}