/*
Theme Name: NOVA88.me
Theme URI: https://nova-88.me/
Author: nova-88.me
Description: Theme sổ tay kèo bóng đá cho nova-88.me. Hub Kèo, Tỷ lệ, Công cụ, Giải đấu, từ điển Thuật ngữ, 4 công cụ tính chạy trên trình duyệt, bảng kết quả kèo tự động, schema Article, WebApplication, DefinedTerm, BreadcrumbList. Giao diện → Dựng trang Nova-88.me tạo sẵn 43 trang và 30 thuật ngữ.
Version: 2.2.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: nova88me
Tags: blog, one-column, two-columns, custom-logo, custom-menu, featured-images, theme-options, translation-ready
*/

/* Layout: landing cuộn dài dựng từ CONFIG.home.sections; bài viết 2 cột (nội dung 68ch | sidebar), Author Box tự gắn sau nội dung; nền sáng, cobalt thương hiệu, vàng nhấn */
:root{
  --bg:#f6f6f3; --surface:#ffffff; --fg:#10131a; --muted:#5a5f6b; --line:#dfe0dc;
  --brand:#2443d6; --brand-ink:#ffffff; --gold:#c98e0c; --soft:#e9edfb;
  --display:"Archivo","Arial Black",system-ui,sans-serif;
  --body:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0e1015; --surface:#161922; --fg:#eceef3; --muted:#a2a7b3; --line:#2a2e3a;
  --brand:#7d93ff; --brand-ink:#0b0e1a; --gold:#f0bc4a; --soft:#1c2236; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0e1015; --surface:#161922; --fg:#eceef3; --muted:#a2a7b3; --line:#2a2e3a;
  --brand:#7d93ff; --brand-ink:#0b0e1a; --gold:#f0bc4a; --soft:#1c2236; color-scheme:dark}
*{box-sizing:border-box}
[hidden]{display:none!important}
body{background:var(--bg);color:var(--fg);font:16px/1.65 var(--body)}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
a{color:var(--brand)}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
h1,h2,h3{font-family:var(--display);text-wrap:balance;line-height:1.12;margin:0;letter-spacing:-.01em}
h2{font-size:clamp(1.7rem,3.6vw,2.4rem);font-weight:900}
h3{font-size:1.15rem;font-weight:700}
p{margin:0}
.eyebrow{font:700 .74rem/1 var(--display);letter-spacing:.16em;text-transform:uppercase;color:var(--gold)}
.btn{display:inline-flex;align-items:center;gap:8px;font:700 .95rem var(--display);padding:12px 20px;border-radius:999px;text-decoration:none;border:2px solid var(--fg);color:var(--fg);background:transparent;cursor:pointer}
.btn.solid{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.btn.sm{padding:7px 14px;font-size:.82rem}
.todo{font-size:.8rem;color:var(--gold);border:1px dashed var(--gold);padding:1px 6px;border-radius:4px}


header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--bg);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px 24px;flex-wrap:wrap;padding-block:12px}
.logo{font:900 1.45rem/1 var(--display);letter-spacing:-.03em;color:var(--fg);text-decoration:none}
.logo span{color:var(--brand)}
.logo small{font:600 .7rem var(--body);color:var(--muted);letter-spacing:0;margin-left:4px}
header.top nav{display:flex;flex-wrap:wrap;gap:4px 20px;font-weight:500;font-size:.95rem}
header.top nav a{color:var(--fg);text-decoration:none}
header.top nav a:hover{color:var(--brand)}
.progress{position:absolute;left:0;bottom:-1px;height:3px;background:var(--brand);width:0}

section.band{padding-block:72px}
section.band+section.band{border-top:1px solid var(--line)}
.head{display:flex;justify-content:space-between;align-items:end;gap:16px;flex-wrap:wrap;margin-bottom:28px}
.head p{color:var(--muted);max-width:52ch}

.hero{padding-block:56px 64px}
.hero .mark{font:900 clamp(4.5rem,17vw,13rem)/.82 var(--display);letter-spacing:-.05em;margin:18px 0 26px;white-space:nowrap}
.hero .mark span{color:var(--brand)}
.hero-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:32px;align-items:end}
.hero-grid>*,.about>*,.inter>*,.lead-post>*{min-width:0}
.hero h1{font-size:clamp(1.5rem,3vw,2rem);font-weight:700}
.hero .lead{color:var(--muted);margin-top:12px;font-size:1.05rem;max-width:56ch}
.cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.facts div{background:var(--surface);padding:16px}
.facts b{display:block;font:900 1.6rem/1.1 var(--display)}
.facts span{font-size:.85rem;color:var(--muted)}
.about{display:grid;grid-template-columns:1fr 1.2fr;gap:40px}
.about .txt{display:flex;flex-direction:column;gap:14px;font-size:1.02rem;max-width:62ch}
.about dl{display:grid;grid-template-columns:max-content 1fr;gap:10px 20px;margin:0;font-size:.95rem}
.about dt{color:var(--muted)} .about dd{margin:0;font-weight:600}
.works{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.work{grid-column:span 2;display:flex;flex-direction:column;justify-content:space-between;gap:28px;min-height:230px;padding:22px;border-radius:18px;background:var(--surface);border:1px solid var(--line);text-decoration:none;color:var(--fg);position:relative;overflow:hidden}
.work.big{grid-column:span 3;min-height:270px}
.work.feature{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}
.work .n{font:900 3.2rem/1 var(--display);opacity:.12;position:absolute;right:16px;top:10px}
.work p{font-size:.92rem;opacity:.85;max-width:38ch;margin-top:8px}
.work .go{font:700 .85rem var(--display)}
.tagrow{display:flex;flex-wrap:wrap;gap:6px}
.tagrow span{font-size:.75rem;padding:3px 9px;border-radius:999px;border:1px solid currentColor;opacity:.75}
.inter{background:var(--fg);color:var(--bg);border-radius:24px;padding:40px clamp(20px,4vw,48px);display:grid;grid-template-columns:1fr 1.1fr;gap:36px}
.inter h2{color:var(--bg)} .inter p{opacity:.8} .inter a{color:var(--gold)}
.tl{list-style:none;margin:0;padding:0}
.tl li{display:grid;grid-template-columns:110px 1fr;gap:14px;padding:14px 0;border-top:1px solid color-mix(in srgb,var(--bg) 22%,transparent)}
.tl b{font:700 .85rem var(--display);color:var(--gold)}
.src{font-size:.8rem;opacity:.7;margin-top:14px}
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
a.post{display:flex;flex-direction:column;gap:10px;text-decoration:none;color:var(--fg)}
.thumb{aspect-ratio:16/10;max-width:100%;width:100%;border-radius:14px;background:var(--soft);display:grid;place-items:center;font:900 2rem var(--display);color:var(--brand);letter-spacing:-.03em}
a.post .cat{font:700 .72rem var(--display);letter-spacing:.1em;text-transform:uppercase;color:var(--gold)}
a.post h3{font-size:1.1rem;line-height:1.3}
a.post:hover h3{color:var(--brand)}
a.post .meta{font-size:.8rem;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap}
.faq{max-width:780px}
.faq details{border-top:1px solid var(--line);padding:16px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font:700 1.05rem var(--display);list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";color:var(--brand);font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--muted);margin-top:10px;max-width:66ch}
.closing{display:flex;flex-direction:column;gap:16px;align-items:flex-start}
.rg{display:flex;gap:14px;align-items:flex-start;font-size:.88rem;color:var(--muted);border:1px solid var(--line);border-radius:14px;padding:16px 18px;background:var(--surface)}
.rg b{font:900 .95rem var(--display);border:2px solid var(--fg);color:var(--fg);border-radius:50%;width:40px;height:40px;display:grid;place-items:center;flex:none}

.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.chips button{font:600 .88rem var(--body);padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--fg);cursor:pointer}
.chips button[aria-pressed="true"]{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.lead-post{display:grid;grid-template-columns:1.2fr 1fr;gap:28px;align-items:center;margin-bottom:40px;text-decoration:none;color:var(--fg)}
.lead-post h2{font-size:clamp(1.5rem,3vw,2.1rem)}
.lead-post p{color:var(--muted);margin-top:10px}

/* ---- single post ---- */
.wrap.single{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:56px;padding-block:36px 72px}
.crumb{font-size:.82rem;color:var(--muted);display:flex;gap:6px;flex-wrap:wrap}
.crumb a{color:var(--muted)}
.art-h{display:flex;flex-direction:column;gap:14px;margin-bottom:24px;max-width:760px}
.art-h h1{font-size:clamp(1.9rem,4.4vw,2.9rem);font-weight:900}
.art-h .dek{font-size:1.15rem;color:var(--muted);max-width:60ch}
.byline{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:.86rem;color:var(--muted);border-block:1px solid var(--line);padding-block:12px}
.byline a{color:var(--fg);font-weight:600;text-decoration:none}
.byline .sep{opacity:.4}
.av{border-radius:50%;background:var(--soft);display:grid;place-items:center;font:900 1rem var(--display);color:var(--brand);flex:none;width:48px;height:48px}
.av.sm{width:32px;height:32px;font-size:.75rem}
.av.lg{width:88px;height:88px;font-size:1.6rem}
.prose{display:flex;flex-direction:column;gap:18px;max-width:68ch;font-size:1.06rem;line-height:1.75}
.prose h2{font-size:1.55rem;margin-top:22px;scroll-margin-top:90px}
.prose ul,.prose ol{margin:0;padding-left:1.25rem;display:flex;flex-direction:column;gap:6px}
.prose blockquote{margin:0;border-left:4px solid var(--brand);padding:4px 0 4px 18px;font-size:1.12rem;font-style:italic}
.keybox{background:var(--soft);border-radius:14px;padding:18px 22px;display:flex;flex-direction:column;gap:10px}
.keybox .eyebrow{color:var(--brand)}
.keybox ul{font-size:.98rem}
.toc-m{border:1px solid var(--line);border-radius:12px;padding:12px 16px;background:var(--surface)}
.toc-m summary{cursor:pointer;font-weight:600}
.sources{font-size:.88rem;color:var(--muted);border-top:1px solid var(--line);padding-top:16px}
.sources ol{padding-left:1.2rem;margin:8px 0 0}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tags a{font-size:.82rem;padding:4px 12px;border-radius:999px;background:var(--surface);border:1px solid var(--line);color:var(--fg);text-decoration:none}

/* Author Box */
.authorbox{display:grid;grid-template-columns:auto 1fr;gap:20px 22px;background:var(--surface);border:1px solid var(--line);border-top:4px solid var(--brand);border-radius:16px;padding:24px;max-width:68ch}
.authorbox>*{min-width:0}
.authorbox .who{display:flex;flex-direction:column;gap:4px}
.authorbox .who .eyebrow{color:var(--muted)}
.authorbox h3{font-size:1.3rem}
.authorbox .role{color:var(--brand);font-weight:600;font-size:.92rem}
.authorbox .bio{grid-column:1/-1;font-size:.96rem;line-height:1.7}
.authorbox .exp{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:6px}
.authorbox .exp span{font-size:.78rem;padding:3px 10px;border-radius:999px;background:var(--soft);color:var(--fg)}
.authorbox .foot{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;border-top:1px solid var(--line);padding-top:14px;font-size:.85rem;color:var(--muted)}
.authorbox .social{display:flex;gap:12px;flex-wrap:wrap}
.reviewed{font-size:.85rem;color:var(--muted);display:flex;gap:8px;align-items:center}
.reviewed b{color:var(--fg)}

.pn{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:68ch}
.pn a{border:1px solid var(--line);border-radius:12px;padding:14px 16px;text-decoration:none;color:var(--fg);display:flex;flex-direction:column;gap:4px;background:var(--surface);min-width:0}
.pn a span{font-size:.78rem;color:var(--muted)}
.pn a.next{text-align:right}
.side{position:sticky;top:calc(env(safe-area-inset-top,0px) + 84px);display:flex;flex-direction:column;gap:18px;align-self:start}
.box{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px}
.box .eyebrow{margin-bottom:10px;display:block}
.toc{display:flex;flex-direction:column;gap:6px;font-size:.92rem}
.toc a{color:var(--muted);text-decoration:none;border-left:2px solid transparent;padding-left:10px}
.toc a.on{color:var(--fg);border-left-color:var(--brand)}
.box.brand{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}
.box.brand a{color:var(--brand-ink);font-weight:700}
.mini-author{display:flex;gap:10px;align-items:center}
.mini-author a{color:var(--fg);font-weight:600;text-decoration:none}

/* trang tác giả */
.author-page{display:flex;flex-direction:column;gap:28px;padding-block:40px 72px}
.author-hero{display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:center}
.author-hero>*{min-width:0}
.author-hero h1{font-size:clamp(2rem,5vw,3rem);font-weight:900}


details.dev{border:1px dashed var(--line);border-radius:12px;padding:12px 16px;background:var(--surface);margin-block:28px}
details.dev summary{cursor:pointer;font:600 .82rem var(--body);color:var(--muted)}
details.dev pre{font:400 .76rem/1.6 var(--mono);overflow-x:auto;margin:12px 0 0;white-space:pre}

footer.foot{border-top:1px solid var(--line);padding-block:40px}
footer.foot .wrap{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:24px;font-size:.9rem}
footer.foot .wrap>*{min-width:0}
footer.foot ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
footer.foot a{color:var(--fg);text-decoration:none}
footer.foot p{color:var(--muted)}
footer.foot h3{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}

@media (max-width:900px){
  .hero-grid,.about,.inter,.lead-post,.wrap.single{grid-template-columns:1fr}
  .work,.work.big{grid-column:span 6}
  .posts{grid-template-columns:1fr 1fr}
  .side{position:static}
  .side .toc-box{display:none}
}
@media (min-width:901px){.toc-m{display:none}}
@media (max-width:560px){.posts{grid-template-columns:1fr}footer.foot .wrap{grid-template-columns:1fr}.tl li{grid-template-columns:1fr;gap:2px}.pn{grid-template-columns:1fr}.pn a.next{text-align:left}.authorbox{padding:18px}.author-hero{grid-template-columns:1fr}}

/* ---- WordPress ---- */
.screen-reader-text{border:0;clip:rect(1px,1px,1px,1px);clip-path:inset(50%);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute!important;width:1px;word-wrap:normal!important}
.skip-link:focus{clip:auto;clip-path:none;height:auto;width:auto;left:12px;top:12px;z-index:100;background:var(--surface);padding:10px 14px;border-radius:8px}
.logo img,.custom-logo{display:block;height:26px;width:auto}
header.top nav ul,footer.foot nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px 20px}
footer.foot nav ul{flex-direction:column;gap:6px}
.prose img,.prose figure{max-width:100%;height:auto}
.prose figure{margin:0}
.prose figcaption{font-size:.85rem;color:var(--muted);margin-top:6px}
.prose a{text-underline-offset:3px}
.prose table{border-collapse:collapse;width:100%;font-size:.95rem;display:block;overflow-x:auto}
.prose th,.prose td{border-bottom:1px solid var(--line);padding:8px 10px;text-align:left}
.alignleft{float:left;margin:0 20px 10px 0}.alignright{float:right;margin:0 0 10px 20px}.aligncenter{margin-inline:auto;display:block}
.wp-caption{max-width:100%}
.thumb img{width:100%;height:100%;object-fit:cover;border-radius:14px;display:block}
.thumb{overflow:hidden}
.pagination,.nav-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:36px}
.page-numbers{display:inline-grid;place-items:center;min-width:40px;height:40px;padding:0 12px;border:1px solid var(--line);border-radius:999px;text-decoration:none;color:var(--fg);background:var(--surface)}
.page-numbers.current{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.chips a{font:600 .88rem var(--body);padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--fg);text-decoration:none}
.chips a[aria-current="page"]{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.av img{width:100%;height:100%;border-radius:50%;object-fit:cover}
.search-form{display:flex;gap:8px;flex-wrap:wrap}
.search-form input[type=search]{flex:1;min-width:0;font:inherit;padding:10px 14px;border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--fg)}
.page-wrap{padding-block:40px 72px}
.sticky-label{font:700 .72rem var(--display);color:var(--brand)}
.thumb{text-transform:uppercase}

/* ---- Sổ tay kèo (v2): trang kiến thức, công cụ, thuật ngữ, trang chủ không hero ---- */
:root{--win:#167a4a;--hwin:#4f9a2f;--push:#5a5f6b;--hlose:#b86e00;--lose:#b3392b}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--win:#5fd39a;--hwin:#a6d96a;--push:#a2a7b3;--hlose:#f0a73a;--lose:#ff8a78}}
:root[data-theme="dark"]{--win:#5fd39a;--hwin:#a6d96a;--push:#a2a7b3;--hlose:#f0a73a;--lose:#ff8a78}
.n,.mono,.oddcard,.results td,.tool input{font-variant-numeric:tabular-nums}
.mono{font-family:var(--mono)}
.muted{color:var(--muted)}
.kb-one{padding-block:36px 72px}
.kb-one .art-h,.kb-one .prose{max-width:860px}
.kb-one .prose{max-width:780px}
.kb-tool .prose{max-width:860px}
.crumb span[aria-hidden]{opacity:.5}
.definition{font-size:1.15rem;line-height:1.6;border-left:4px solid var(--brand);padding:4px 0 4px 16px}
.definition dfn{font-style:normal;font-weight:700}

/* thẻ mức chấp kiểu bảng tỷ lệ */
.oddcard{display:flex;flex-wrap:wrap;gap:8px;margin:0}
.oddcard span{font:600 .9rem/1.2 var(--mono);border:1px solid var(--line);background:var(--surface);padding:7px 11px;border-radius:6px}
.oddcard span i{display:block;font:400 .7rem/1.3 var(--body);font-style:normal;color:var(--muted);margin-bottom:2px}
.oddcard span.k{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.oddcard span.k i{color:inherit;opacity:.7}
.oddcard-note{font-size:.85rem;color:var(--muted);margin-top:-8px}

/* bảng */
.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--surface);max-width:100%}
.prose .tbl table,.tbl table{display:table;border-collapse:collapse;width:100%;font-size:.93rem;min-width:520px}
.tbl th,.tbl td{padding:9px 12px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.tbl thead th{font:700 .72rem/1.3 var(--display);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);background:var(--soft)}
.tbl tbody th{font-weight:600}
.tbl tr:last-child>*{border-bottom:0}
.tbl td.n,.tbl th.n{font-family:var(--mono);white-space:nowrap}
.tbl .hl{background:color-mix(in srgb,var(--gold) 14%,transparent)}
.r-win{color:var(--win);font-weight:700}.r-hwin{color:var(--hwin);font-weight:600}.r-push{color:var(--push)}.r-hlose{color:var(--hlose);font-weight:600}.r-lose{color:var(--lose);font-weight:700}
.lines td,.lines th{white-space:nowrap}

/* công cụ */
.tool{background:var(--surface);border:1px solid var(--line);border-top:4px solid var(--gold);border-radius:14px;padding:18px;display:flex;flex-direction:column;gap:14px}
.tool-row,.leg{display:flex;flex-wrap:wrap;gap:12px;align-items:end}
.tool label{display:flex;flex-direction:column;gap:4px;font-size:.8rem;font-weight:600;color:var(--muted);flex:1 1 140px;min-width:0}
.tool input,.tool select{font:500 1rem var(--body);padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--fg);width:100%;min-width:0}
.tool input:focus,.tool select:focus{outline:2px solid var(--brand);outline-offset:1px}
.legs{display:flex;flex-direction:column;gap:10px}
.leg{padding-bottom:10px;border-bottom:1px dashed var(--line)}
.leg .btn{flex:none;align-self:end}
.tool .btn.sm{align-self:flex-start}
.tool-out{display:block;font-size:.95rem}
.tool-out p+p{margin-top:6px}
.tool-out.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.tool-out.grid div{background:var(--bg);padding:10px 12px}
.tool-out.grid i{display:block;font-style:normal;font-size:.75rem;color:var(--muted)}
.tool-out.grid b{font:700 1.25rem var(--mono)}
.tool-out .big{font:900 1.5rem/1.2 var(--display)}
.tool-out .big span{font:700 1.15rem var(--mono);margin-left:8px}
.tool-out .err{color:var(--lose)}
.tool-out .tbl{margin-top:10px}
.tool-more{font-size:.88rem;font-weight:600}

/* thẻ trang con */
.kb-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}
.kb-cards .kb-card{display:flex;flex-direction:column;gap:6px;padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--fg);text-decoration:none;min-width:0}
.kb-card b{font:700 1rem/1.3 var(--display)}
.kb-card span{font-size:.86rem;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.kb-card:hover b{color:var(--brand)}
.related h2{margin-bottom:12px}
.nb{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-weight:600}
.note-src{font-size:.88rem;color:var(--muted)}
.kb-faq{max-width:none}
.kb-faq h2{margin-bottom:6px}

/* thuật ngữ */
.az{display:flex;flex-wrap:wrap;gap:6px}
.az a{display:inline-grid;place-items:center;min-width:36px;height:36px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--fg);text-decoration:none;font:700 .9rem var(--display)}
.glossary section{border-top:1px solid var(--line);padding-top:14px;margin-top:10px;scroll-margin-top:90px}
.glossary h2{font-size:1.4rem;color:var(--brand)}
.glossary dl{display:grid;grid-template-columns:minmax(160px,240px) 1fr;gap:10px 22px;margin:12px 0 0}
.glossary dt{font-weight:700}
.glossary dd{margin:0;color:var(--muted);font-size:.95rem}

/* tìm nhanh */
.qs{position:relative;max-width:640px}
.qs input{width:100%;font:500 1.1rem var(--body);padding:16px 20px;border:2px solid var(--fg);border-radius:14px;background:var(--surface);color:var(--fg)}
.qs input:focus{outline:3px solid color-mix(in srgb,var(--brand) 40%,transparent);outline-offset:2px}
.qs-res{position:absolute;z-index:6;left:0;right:0;top:calc(100% + 6px);list-style:none;margin:0;padding:6px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 30px rgba(0,0,0,.12)}
.qs-res a{display:flex;justify-content:space-between;gap:12px;padding:10px 12px;border-radius:8px;color:var(--fg);text-decoration:none}
.qs-res a:hover,.qs-res a:focus{background:var(--soft)}
.qs-res span{font-size:.8rem;color:var(--muted);white-space:nowrap}
.qs-res .none{padding:10px 12px;color:var(--muted);font-size:.9rem}

/* trang chủ */
.kb-top{padding-block:48px 40px}
.kb-top h1{font-size:clamp(1.9rem,4.6vw,3.1rem);font-weight:900;max-width:22ch;margin:12px 0 12px}
.kb-top .lead{color:var(--muted);max-width:60ch;margin-bottom:22px;font-size:1.05rem}
.kb-top .chips{margin:16px 0 0}
.kb-split{display:grid;grid-template-columns:1fr 1.4fr;gap:32px;align-items:start}
.kb-split>*{min-width:0}
.hubs{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.hub{position:relative;display:flex;flex-direction:column;gap:8px;padding:22px;min-height:170px;border-radius:16px;background:var(--surface);border:1px solid var(--line);color:var(--fg);text-decoration:none;min-width:0}
.hub .n{font:900 .85rem var(--mono);color:var(--gold)}
.hub p{font-size:.9rem;color:var(--muted)}
.hub:hover{border-color:var(--brand)}
.hub:hover h3{color:var(--brand)}
.updates{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.updates li{display:grid;grid-template-columns:1fr auto auto;gap:16px;align-items:baseline;padding:12px 0;border-bottom:1px solid var(--line)}
.updates a{font-weight:600;color:var(--fg);text-decoration:none;min-width:0}
.updates a:hover{color:var(--brand)}
.updates span{font-size:.8rem;color:var(--muted)}
.updates time{font:500 .85rem var(--mono);color:var(--muted)}
.rg p{margin:0}

@media (max-width:900px){.kb-split{grid-template-columns:1fr}.hubs{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.hubs{grid-template-columns:1fr}.glossary dl{grid-template-columns:1fr;gap:2px}.glossary dd{margin-bottom:10px}.updates li{grid-template-columns:1fr auto}.updates li span{display:none}.prose .tbl table,.tbl table{min-width:0}.lines td,.lines th{white-space:normal}}
.wrap.single>*,.kb-one>*{min-width:0}
@media (max-width:900px){.wrap.single{grid-template-columns:minmax(0,1fr)}}
.tbl+.oddcard-note{margin-top:8px}
.tool-out.grid{grid-template-columns:repeat(3,1fr)}
@media (max-width:560px){.tool-out.grid{grid-template-columns:repeat(2,1fr)}}
/* ảnh trang chủ */
.kb-hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:40px;align-items:center}
.kb-hero-img,.about-img{margin:0}
.home-img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:20px;border:1px solid var(--line);background:var(--soft)}
.about-img{margin-top:24px}
@media (max-width:900px){.kb-hero{grid-template-columns:minmax(0,1fr);gap:28px}}