:root{--g:#237A17;--gd:#1A5E10;--g1:#5CC93A;--lime:#6FE02A;--soft:#EEF7E8;--soft2:#F6FAF2;--cream:#FBF7C8;--forest:#0F2A1A;--ink:#142218;--text:#2B3A2F;--muted:#56645A;--line:#E2EBDC;--bg:#fff;--r:18px;--sh:0 1px 2px rgba(15,42,26,.05),0 8px 24px rgba(15,42,26,.06)}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-padding-top:80px}body{margin:0;font-family:Lexend,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--text);background:var(--bg);line-height:1.7;font-size:16.5px;font-weight:400;-webkit-font-smoothing:antialiased}a{color:var(--gd);text-underline-offset:3px}img{max-width:100%;height:auto;display:block}h1,h2,h3{color:var(--ink);line-height:1.22;font-weight:700;letter-spacing:-.015em;margin:0 0 .55em}h1{font-size:clamp(1.85rem,4.6vw,3.05rem)}h2{font-size:clamp(1.3rem,2.6vw,1.75rem)}h3{font-size:1.08rem;font-weight:600}p{margin:0 0 1em}strong,b{font-weight:600;color:var(--ink)}.wrap{max-width:1160px;margin:0 auto;padding:0 18px}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--gd);background:var(--soft);padding:6px 12px;border-radius:999px;margin-bottom:16px}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--g1)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;white-space:nowrap;background:var(--g);color:#fff;text-decoration:none;border-radius:999px;padding:12px 22px;font-weight:600;font-size:.95rem;border:0;cursor:pointer;transition:background .15s,transform .15s}.btn:hover{background:var(--gd);transform:translateY(-1px)}.btn.ghost{background:#fff;color:var(--gd);box-shadow:inset 0 0 0 1.5px #BFD9B3}.btn.ghost:hover{background:var(--soft)}.btn.cream{background:var(--cream);color:var(--ink)}.btn.sm{padding:9px 16px;font-size:.86rem}/* header */.top{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}.top .wrap{display:flex;align-items:center;gap:14px;height:66px}.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:700;font-size:1.06rem;letter-spacing:-.01em;white-space:nowrap}.logo img{width:34px;height:28px}.logo small{display:block;font-weight:500;font-size:.68rem;color:var(--muted);letter-spacing:.02em;line-height:1.1}.nav{display:none;gap:2px;margin-left:auto}.nav a{white-space:nowrap;padding:8px 12px;border-radius:10px;text-decoration:none;color:var(--text);font-size:.92rem;font-weight:500}.nav a:hover,.nav a.on{background:var(--soft);color:var(--gd)}.top .btn{margin-left:auto}.menu-mb{display:flex;gap:8px;overflow-x:auto;padding:10px 18px;border-top:1px solid var(--line);scrollbar-width:none}.menu-mb::-webkit-scrollbar{display:none}.menu-mb a{flex:none;padding:7px 14px;border-radius:999px;background:var(--soft2);border:1px solid var(--line);text-decoration:none;color:var(--text);font-size:.85rem;font-weight:500}.menu-mb a.on{background:var(--g);border-color:var(--g);color:#fff}@media(max-width:420px){.logo small{display:none}.top .btn{padding:8px 13px;font-size:.82rem}}@media(min-width:1100px){.nav{display:flex}.top .btn{margin-left:10px}.menu-mb{display:none}}/* hero */.hero{background:radial-gradient(1200px 500px at 85% -10%,#E3F5D6 0,rgba(227,245,214,0) 60%),var(--soft2);padding:34px 0 44px;border-bottom:1px solid var(--line)}.hero .wrap{display:grid;gap:30px;align-items:center}.hero h1 em{font-style:normal;color:var(--g)}.lead{font-size:1.08rem;color:var(--muted);max-width:560px}.hero .nut{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 22px}.tin{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.88rem;color:var(--muted)}.tin li{display:flex;align-items:center;gap:7px}.tin li:before{content:"";width:18px;height:18px;border-radius:50%;background:var(--g1) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/11px no-repeat;flex:none}.hero .anh{position:relative}.hero .anh img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:24px;box-shadow:var(--sh)}.the-noi{display:none;position:absolute;left:14px;bottom:-18px;background:#fff;border-radius:16px;padding:12px 16px;box-shadow:var(--sh);font-size:.84rem;max-width:280px;line-height:1.45}.the-noi b{display:block;font-size:.95rem}@media(min-width:900px){.hero{padding:64px 0 72px}.hero .wrap{grid-template-columns:1.05fr 1fr;gap:56px}.the-noi{display:block;left:-26px;bottom:28px}}/* section */section{padding:44px 0}.sec-h{display:flex;justify-content:space-between;align-items:end;gap:14px;margin-bottom:22px}.sec-h h2{margin:0}.sec-h p{margin:6px 0 0;color:var(--muted)}.sec-h a{font-size:.92rem;font-weight:600;white-space:nowrap;text-decoration:none}.nen2{background:var(--soft2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}/* chủ đề */.cd{display:grid;gap:16px}@media(min-width:760px){.cd{grid-template-columns:repeat(3,1fr);gap:22px}}.cd a{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;color:var(--text);transition:box-shadow .2s,transform .2s}.cd a:hover{box-shadow:var(--sh);transform:translateY(-2px)}.cd img{width:100%;aspect-ratio:16/9;object-fit:cover}.cd .nd{padding:16px 18px 18px}.cd h3{margin:0 0 4px;font-size:1.12rem}.cd p{margin:0;font-size:.9rem;color:var(--muted)}.cd .so{display:inline-block;margin-top:10px;font-size:.84rem;font-weight:600;color:var(--gd)}/* thẻ bài */.bais{display:grid;gap:18px}@media(min-width:700px){.bais{grid-template-columns:repeat(2,1fr)}}@media(min-width:1000px){.bais.b3{grid-template-columns:repeat(3,1fr)}}.bai{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;color:var(--text);transition:box-shadow .2s,transform .2s}.bai:hover{box-shadow:var(--sh);transform:translateY(-2px)}.bai img{width:100%;aspect-ratio:16/9;object-fit:cover}.bai .nd{padding:16px 18px 18px;display:flex;flex-direction:column;gap:6px;flex:1}.muc{font-size:.74rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--g)}.bai h3{margin:0;font-size:1.08rem;line-height:1.35}.bai p{margin:0;font-size:.9rem;color:var(--muted)}.bai .tg{margin-top:auto;padding-top:8px;font-size:.8rem;color:var(--muted)}.noibat{display:grid;background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;text-decoration:none;color:var(--text);margin-bottom:18px;transition:box-shadow .2s}.noibat:hover{box-shadow:var(--sh)}.noibat img{width:100%;height:100%;aspect-ratio:16/9;object-fit:cover}.noibat .nd{padding:20px 22px 24px}.noibat h3{font-size:clamp(1.25rem,2.4vw,1.6rem);font-weight:700;margin:8px 0 10px;line-height:1.3}.noibat p{color:var(--muted);margin:0}@media(min-width:860px){.noibat{grid-template-columns:1.15fr 1fr;align-items:center}.noibat .nd{padding:32px 36px}}/* clip */.cuon{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:6px;scrollbar-width:thin}.cuon .clip{flex:0 0 170px;scroll-snap-align:start}@media(min-width:760px){.cuon .clip{flex-basis:200px}}.clips{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}@media(min-width:760px){.clips{grid-template-columns:repeat(4,1fr)}}.clip{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}.mt{position:relative;aspect-ratio:9/16;background:var(--forest);cursor:pointer;border:0;padding:0;width:100%;display:block}.mt img{width:100%;height:100%;object-fit:cover}.mt .play{position:absolute;left:50%;top:50%;width:54px;height:54px;margin:-27px 0 0 -27px;border-radius:50%;background:rgba(255,255,255,.92);display:grid;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.25)}.mt .play:after{content:"";border-left:16px solid var(--g);border-top:10px solid transparent;border-bottom:10px solid transparent;margin-left:4px}.mt iframe{width:100%;height:100%;border:0}.clip .cap{padding:10px 12px;font-size:.84rem;line-height:1.4}.clip .cap b{display:block;font-weight:600;margin-bottom:3px}.clip .cap a{font-size:.76rem;color:var(--muted)}/* hỏi đáp */.hd details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin-bottom:10px}.hd summary{cursor:pointer;font-weight:600;color:var(--ink);list-style:none;display:flex;justify-content:space-between;gap:12px}.hd summary::-webkit-details-marker{display:none}.hd summary:after{content:"+";color:var(--g);font-weight:700;font-size:1.2rem;line-height:1}.hd details[open] summary:after{content:"−"}.hd details p{margin:.7em 0 0;color:var(--muted)}/* mời */.moi{background:var(--forest);color:#fff;border-radius:24px;padding:28px 22px;display:grid;gap:16px;position:relative;overflow:hidden}.moi:after{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;background:var(--g);opacity:.35}.moi h2{margin:0;color:#fff}.moi p{margin:0;color:#CFE6C8}.moi .nut{display:flex;flex-wrap:wrap;gap:10px;position:relative;z-index:1}@media(min-width:760px){.moi{grid-template-columns:1.5fr 1fr;align-items:center;padding:40px}}/* chân trang */footer{background:var(--forest);color:#CFE6C8;padding:40px 0 100px;font-size:.9rem;margin-top:30px}footer a{color:#fff}footer .cot{display:grid;gap:22px}@media(min-width:760px){footer .cot{grid-template-columns:1.5fr 1fr 1fr}footer{padding-bottom:40px}}.ft-h{color:#fff;font-weight:600;margin:0 0 8px}footer ul{list-style:none;padding:0;margin:0}footer li{margin:5px 0}.mien{border-top:1px solid #24442E;margin-top:24px;padding-top:16px;font-size:.84rem}/* breadcrumb + trang mục */.bc{font-size:.84rem;color:var(--muted);padding-top:16px}.bc a{color:var(--muted)}.dau-muc{padding:20px 0 8px}.dau-muc .wrap{display:grid;gap:22px;align-items:center}.dau-muc img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:20px}.dau-muc p{color:var(--muted)}@media(min-width:860px){.dau-muc .wrap{grid-template-columns:1.1fr 1fr;gap:44px}}/* bài */.art-dau{padding:8px 0 0}.art-dau .wrap{max-width:860px}.meta{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:.86rem;color:var(--muted);margin:10px 0 20px}.meta span{display:inline-flex;align-items:center;gap:6px}.bia{max-width:1000px;margin:0 auto;padding:0 18px}.bia img{width:100%;aspect-ratio:16/8;object-fit:cover;border-radius:22px}.bia small{display:block;font-size:.75rem;color:var(--muted);margin-top:6px}.art{display:grid;gap:34px;padding-top:28px;padding-bottom:20px}@media(min-width:1000px){.art{grid-template-columns:240px minmax(0,1fr);max-width:1060px}}.than{max-width:720px;font-size:1.04rem}.than p{margin:0 0 1.1em}.than h2{margin-top:1.8em;scroll-margin-top:90px}.than .sapo{font-size:1.12rem;color:var(--ink)}.than table{width:100%;border-collapse:collapse;font-size:.94rem;margin:0 0 1.2em;display:block;overflow-x:auto}.than th,.than td{border:1px solid var(--line);padding:9px 12px;text-align:left}.than th{background:var(--soft)}.tomtat{background:var(--soft);border:1px solid #D3E8C6;border-radius:18px;padding:18px 20px 8px;margin:0 0 26px}.tomtat p.t{font-weight:700;color:var(--ink);margin:0 0 8px}.tomtat ul{margin:0;padding-left:20px}.tomtat li{margin:0 0 10px}.ml{font-size:.9rem}.ml .t{font-weight:700;color:var(--ink);margin:0 0 8px;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase}.ml ol{list-style:none;padding:0;margin:0;border-left:2px solid var(--line)}.ml li a{display:block;padding:6px 0 6px 14px;margin-left:-2px;border-left:2px solid transparent;color:var(--muted);text-decoration:none;line-height:1.4}.ml li a:hover{color:var(--gd);border-color:var(--g)}.ml details{background:var(--soft2);border:1px solid var(--line);border-radius:14px;padding:12px 16px}.ml summary{font-weight:600;cursor:pointer;color:var(--ink)}@media(min-width:1000px){.ml{position:sticky;top:90px;align-self:start}.ml details{background:none;border:0;padding:0}.ml summary{display:none}}.dvine{background:#fff;border:1.5px solid #BFE3A8;border-radius:16px;padding:16px 18px;font-size:.92rem;margin:22px 0}.tacgia{display:flex;gap:14px;align-items:flex-start;background:var(--soft2);border:1px solid var(--line);border-radius:18px;padding:18px;margin:26px 0;font-size:.92rem}.tacgia img{width:46px;height:37px;flex:none}.tacgia p{margin:0 0 4px}.nguon{font-size:.88rem;color:var(--muted);padding-left:20px}.nguon li{margin:6px 0}.bien{font-size:.86rem;color:var(--muted);border-top:1px solid var(--line);padding-top:14px;margin-top:22px}.cliptrong{max-width:280px;margin:6px 0 26px}.pt{max-width:780px}.pt p{margin:0 0 1em}.dinh{position:fixed;left:12px;right:12px;bottom:12px;z-index:30;display:flex;gap:8px;filter:drop-shadow(0 6px 18px rgba(15,42,26,.18))}.dinh a{flex:1}@media(min-width:760px){.dinh{display:none}}