:root{--bg:#fffaf2;--paper:#fff;--ink:#1d211b;--muted:#687067;--green:#27663b;--green2:#173f28;--red:#a92a22;--gold:#d99b26;--line:#e9e2d4;--soft:#fff4db;--shadow:0 18px 48px rgba(74,53,24,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.72}.wrap{width:min(1160px,calc(100% - 32px));margin:auto}a{color:inherit}.topbar{background:var(--red);color:#fff;font-size:13px}.topbar .wrap{padding:8px 0;display:flex;justify-content:space-between;gap:16px}.header{position:sticky;top:0;z-index:20;background:rgba(255,250,242,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(233,226,212,.9)}.nav{display:flex;align-items:center;justify-content:space-between;padding:13px 0;gap:18px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:850}.brandmark{width:39px;height:39px;border-radius:50%;display:grid;place-items:center;background:#fff0bb;box-shadow:0 0 0 1px var(--line);font-size:22px}.menu{display:flex;gap:18px;align-items:center;font-size:14px}.menu a{text-decoration:none;color:#394238}.menu a:hover{color:var(--red)}.hero{padding:54px 0 34px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;background:#fff0d7;color:#7a3a00;font-size:13px;font-weight:750}.hero h1{font-family:Georgia,"Times New Roman",serif;font-size:clamp(42px,5.7vw,70px);line-height:1.03;letter-spacing:-.04em;margin:16px 0 18px}.hero p{font-size:18px;color:var(--muted);max-width:760px}.hero-img{border-radius:26px;width:100%;max-height:560px;object-fit:cover;box-shadow:var(--shadow);border:1px solid var(--line)}.section{padding:30px 0}.section h2{font:700 clamp(30px,4vw,44px)/1.12 Georgia,serif;margin:0 0 10px}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:22px}.section-head p{color:var(--muted);margin:0;max-width:680px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:var(--paper);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 8px 26px rgba(55,35,12,.04);display:flex;flex-direction:column}.card img{width:100%;height:220px;object-fit:cover;background:#f5f0e8}.card-body{padding:18px;display:flex;flex:1;flex-direction:column}.kicker{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--red);font-weight:800}.card h3{font:700 22px/1.22 Georgia,serif;margin:8px 0 9px}.card p{color:var(--muted);font-size:14px;margin:0 0 14px}.card a{margin-top:auto;text-decoration:none;color:var(--green);font-weight:800}.article{padding:44px 0}.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:18px}.breadcrumbs a{text-decoration:none}.article-grid{display:grid;grid-template-columns:minmax(0,790px) 1fr;gap:40px;align-items:start}.article h1{font:700 clamp(38px,5vw,58px)/1.07 Georgia,serif;letter-spacing:-.035em;margin:0 0 16px}.dek{font-size:19px;color:var(--muted);margin-bottom:18px}.meta{display:flex;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--muted);padding-bottom:20px;border-bottom:1px solid var(--line)}.lead-img{width:100%;max-height:560px;object-fit:cover;border-radius:22px;margin:24px 0 8px;border:1px solid var(--line);background:#f7efe2}.caption{font-size:12px;color:var(--muted);margin:0 0 24px}.prose{font-size:17px}.prose h2{font:700 30px/1.22 Georgia,serif;margin-top:38px}.prose h3{font:700 22px/1.25 Georgia,serif;margin-top:26px}.prose ul,.prose ol{padding-left:22px}.prose li{margin:7px 0}.callout{border-left:4px solid var(--gold);background:#fff4d6;padding:16px 18px;border-radius:0 14px 14px 0;margin:24px 0}.tip{background:#eef7ed;border:1px solid #d6ead4;border-radius:16px;padding:16px 18px;margin:22px 0}.warning{background:#fff0ee;border:1px solid #f1cbc6;border-radius:16px;padding:16px 18px;margin:22px 0}.table-wrap{overflow:auto;margin:22px 0}.prose table{border-collapse:collapse;width:100%;min-width:620px;background:#fff}.prose th,.prose td{border:1px solid var(--line);padding:11px 12px;text-align:left;vertical-align:top}.prose th{background:#fff4df}.side{position:sticky;top:90px}.sidebox{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;margin-bottom:14px}.sidebox h3{margin-top:0}.sidebox a{display:block;text-decoration:none;padding:7px 0;color:var(--green);font-size:14px}.footer{margin-top:54px;background:#402419;color:#f7e8d8}.footer .wrap{padding:38px 0}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:28px}.footer a{color:#f7e8d8;text-decoration:none}.footer small{color:#d6bca7}.badge{display:inline-block;background:#fff0bb;color:#6d5200;padding:4px 8px;border-radius:8px;font-size:12px;font-weight:800}.toc{padding:0;margin:0;list-style:none}.toc li{margin:7px 0}.toc a{text-decoration:none;color:var(--green)}.refs{font-size:14px;color:var(--muted)}.refs a{color:var(--green)}@media(max-width:900px){.hero-grid,.article-grid{grid-template-columns:1fr}.side{position:static}.grid{grid-template-columns:repeat(2,1fr)}.menu{display:none}}@media(max-width:620px){.wrap{width:min(100% - 22px,1160px)}.grid{grid-template-columns:1fr}.hero h1{font-size:44px}.article h1{font-size:39px}.topbar .wrap{display:block}.topbar span:last-child{display:none}}

/* Shared Vietnamese typography, visible mobile navigation and deferred rendering. */
html{-webkit-text-size-adjust:100%}body,button,input,select,textarea{font-family:"Segoe UI","Noto Sans",Arial,sans-serif;font-kerning:normal}.hero h1,.section h2,.card h3,.article h1,.prose h2,.prose h3,.static h1,.static h2,.seedling-page h1,.seedling-page h2,.seedling-page h3{font-family:"Segoe UI","Noto Sans",Arial,sans-serif;letter-spacing:-.025em;font-weight:750}.brandmark{width:39px;height:39px;flex:0 0 39px}.header .nav{min-height:66px}.header .menu{display:flex;align-items:center;gap:4px}.header .menu a{white-space:nowrap;padding:8px 10px;border-radius:9px;font-weight:650}.header .menu a:hover,.header .menu a:focus-visible{background:var(--soft);outline:none}.header .menu a[aria-current="page"]{background:var(--green);color:#fff}.card{content-visibility:auto;contain-intrinsic-size:auto 330px}

/* Large directory for the two Hoa Tet article clusters. */
.collection-directory{padding:24px 0 6px}.collection-directory-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}.collection-directory-head h2{font-size:clamp(31px,4vw,46px);line-height:1.12;margin:0 0 8px}.collection-directory-head p{margin:0;color:var(--muted);max-width:700px}.collection-count{font-size:clamp(48px,8vw,86px);font-weight:900;line-height:.9;color:var(--red)}.collection-clusters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.collection-cluster{display:block;padding:26px;border:1px solid var(--line);border-radius:22px;background:#fff;text-decoration:none;box-shadow:0 10px 30px rgba(55,35,12,.06)}.collection-cluster:hover{border-color:#d9ad70;transform:translateY(-1px)}.collection-cluster span{display:inline-block;color:var(--red);font-size:13px;font-weight:850;text-transform:uppercase;letter-spacing:.06em}.collection-cluster strong{display:block;font-size:27px;line-height:1.25;margin:8px 0}.collection-cluster small{display:block;color:var(--muted);font-size:15px}.collection-cluster em{display:block;margin-top:16px;color:var(--green);font-style:normal;font-weight:850}

/* Imported 2027 seed-starting articles. */
.seedling-page{padding-top:24px}.seedling-page .breadcrumbs{margin:0 0 6px}.seedling-page .hero{padding:28px 0 18px}.seedling-page .hero h1{font-size:clamp(36px,5vw,58px);line-height:1.08;margin:10px 0 16px}.seedling-page .lead{font-size:18px;color:var(--muted);max-width:900px}.heroimg{display:block;width:100%;max-height:560px;object-fit:cover;border-radius:22px;border:1px solid var(--line);box-shadow:var(--shadow);background:#f7efe2}.seedling-article{max-width:820px;margin:auto;padding-bottom:48px;font-size:17px}.seedling-article h2{scroll-margin-top:100px;margin-top:36px;color:var(--green2);font-size:29px;line-height:1.25}.seedling-article h3{color:#8a5d06}.quick{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:24px 0}.q{padding:15px;border:1px solid var(--line);border-radius:14px;background:#fff8e8}.q b{display:block;color:#6d4e09}.seedling-article .note{background:#eef7ed;border-left:5px solid #4c8d68;padding:15px 18px;border-radius:10px;margin:22px 0}.warn{background:#fff4e7;border-left:5px solid #d98b24;padding:15px 18px;border-radius:10px;margin:22px 0}.seedling-article ul,.seedling-article ol{padding-left:24px}.seedling-article li{margin:7px 0}.related{border-top:1px solid var(--line);padding-top:24px;margin-top:40px}.seedling-index .card .p{padding:18px;display:flex;flex:1;flex-direction:column}.seedling-index .card h3{margin:9px 0}.seedling-index .card .pill{border-radius:10px;line-height:1.4}.seedling-directory{margin:24px 0 34px;padding:26px;border-radius:24px;background:linear-gradient(145deg,#173f28,#2d7047);color:#fff;box-shadow:var(--shadow)}.directory-intro{max-width:780px;margin-bottom:20px}.directory-intro h2,.seedling-toc h2{font-size:clamp(30px,4vw,44px);line-height:1.14;margin:8px 0}.directory-intro p{color:#dcebdd;margin:0}.directory-count{display:inline-block;padding:5px 10px;border-radius:999px;background:#ffe3a3;color:#714700;font-size:13px;font-weight:850;text-transform:uppercase;letter-spacing:.05em}.seedling-directory-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px 14px;margin:0;padding:0;list-style:none}.seedling-directory-list a{display:grid;grid-template-columns:34px 1fr;gap:2px 10px;align-items:center;padding:12px;border:1px solid rgba(255,255,255,.16);border-radius:13px;background:rgba(255,255,255,.08);color:#fff;text-decoration:none}.seedling-directory-list a:hover{background:rgba(255,255,255,.15)}.seedling-directory-list span{grid-row:1/3;display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#ffe3a3;color:#714700;font-weight:850}.seedling-directory-list strong{line-height:1.25}.seedling-directory-list small{color:#dcebdd;line-height:1.35}.seedling-toc{margin:12px 0 28px;padding:24px;border:2px solid #d7b66d;border-radius:20px;background:#fff8e5}.seedling-toc h2{font-size:31px;color:var(--ink);margin-bottom:14px}.seedling-toc ol{columns:2;column-gap:36px;margin:0;padding-left:22px}.seedling-toc li{break-inside:avoid;margin:7px 0}.seedling-toc a{color:var(--green);font-weight:700;text-decoration:none}

@media(max-width:900px){.header .nav{display:block;padding:10px 0 0}.header .brand{width:max-content;max-width:100%;margin-bottom:9px}.header .menu{display:flex!important;width:100%;gap:7px;padding:0 0 10px;overflow-x:auto;overscroll-behavior-inline:contain;scrollbar-width:none;-webkit-overflow-scrolling:touch}.header .menu::-webkit-scrollbar{display:none}.header .menu a{flex:0 0 auto;padding:8px 12px;border:1px solid var(--line);background:#fff;font-size:14px}.collection-clusters{grid-template-columns:1fr}.collection-directory-head{align-items:start}.seedling-directory-list{grid-template-columns:1fr}.seedling-toc ol{columns:1}}
@media(max-width:620px){.hero h1{font-size:clamp(36px,10vw,44px);line-height:1.08}.article h1{font-size:clamp(34px,9vw,40px);line-height:1.1}.prose h2{font-size:27px;line-height:1.28}.collection-directory-head{display:block}.collection-count{margin-bottom:12px}.collection-cluster{padding:21px}.quick{grid-template-columns:1fr}.seedling-page .hero h1{font-size:36px}.seedling-article h2{font-size:26px}.seedling-directory,.seedling-toc{padding:20px}.seedling-directory-list a{grid-template-columns:32px 1fr}.seedling-index .card img{height:210px}}