/* Phúc Hưng JSC – main stylesheet */
[hidden]{display:none!important}
html,body{margin:0}
img{max-width:100%}
/* Layout: corporate trading-house homepage — utility bar, mega-nav, full-bleed hero with two pillars, alternating feature rows, purpose block, three pillars, news, footer */
:root{
  --bg:#F4F5F1; --surface:#FFFFFF; --fg:#18211C; --muted:#5B655F; --line:#D9DDD5;
  --grain:#B9800F; --grain-soft:#F3E6C6; --stone:#3F5560; --stone-soft:#DCE4E7;
  --brand:#2E3591; --on-brand:#F1F2F8; --ink:#151A44; --logo:#2E3591; --logo-filter:none;
  --f-display:"Archivo","Arial Narrow",system-ui,sans-serif;
  --f-body:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",sans-serif;
  --r:4px; --wrap:1200px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#101512; --surface:#18201B; --fg:#E7EBE5; --muted:#9AA59D; --line:#2B352F;
  --grain:#E0A93A; --grain-soft:#3A2F17; --stone:#8FB0BE; --stone-soft:#1E2B31;
  --brand:#283075; --on-brand:#EEF0F8; --ink:#0B0E26; --logo:#C9CDF2; --logo-filter:brightness(0) invert(.92); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#101512; --surface:#18201B; --fg:#E7EBE5; --muted:#9AA59D; --line:#2B352F;
  --grain:#E0A93A; --grain-soft:#3A2F17; --stone:#8FB0BE; --stone-soft:#1E2B31;
  --brand:#283075; --on-brand:#EEF0F8; --ink:#0B0E26; --logo:#C9CDF2; --logo-filter:brightness(0) invert(.92); color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{background:var(--bg);color:var(--fg);font:16px/1.65 var(--f-body);-webkit-font-smoothing:antialiased}
/* Đa ngôn ngữ: phần tử mang mã ngôn ngữ (vi/en/zh/ko/ja) chỉ hiện khi đúng ngôn ngữ đang chọn */
html[data-lang="vi"] :is(.en,.zh,.ko,.ja,.hi,.ar):not(.vi),
html[data-lang="en"] :is(.vi,.zh,.ko,.ja,.hi,.ar):not(.en),
html[data-lang="zh"] :is(.vi,.en,.ko,.ja,.hi,.ar):not(.zh),
html[data-lang="ko"] :is(.vi,.en,.zh,.ja,.hi,.ar):not(.ko),
html[data-lang="ja"] :is(.vi,.en,.zh,.ko,.hi,.ar):not(.ja),
html[data-lang="hi"] :is(.vi,.en,.zh,.ko,.ja,.ar):not(.hi),
html[data-lang="ar"] :is(.vi,.en,.zh,.ko,.ja,.hi):not(.ar){display:none!important}
html[data-lang="zh"]{--cjk:"PingFang SC","Microsoft YaHei","Noto Sans SC","Noto Sans CJK SC"}
html[data-lang="ko"]{--cjk:"Apple SD Gothic Neo","Malgun Gothic","Noto Sans KR","Noto Sans CJK KR"}
html[data-lang="ja"]{--cjk:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","Meiryo","Noto Sans JP","Noto Sans CJK JP"}
html[data-lang="hi"]{--cjk:"Nirmala UI","Kohinoor Devanagari","Noto Sans Devanagari","Mangal"}
html[data-lang="ar"]{--cjk:"Segoe UI","Geeza Pro","Noto Sans Arabic","Noto Naskh Arabic","Tahoma"}
html:is([data-lang="zh"],[data-lang="ko"],[data-lang="ja"],[data-lang="hi"],[data-lang="ar"]){--f-body:"Be Vietnam Pro",var(--cjk),system-ui,sans-serif;--f-display:"Archivo",var(--cjk),system-ui,sans-serif}
html[data-lang="ko"] body{word-break:keep-all}
html[data-lang="ja"] body{line-break:strict}
html:is([data-lang="zh"],[data-lang="ja"],[data-lang="ko"],[data-lang="hi"],[data-lang="ar"]) :is(h1,h2,h3,.h2,.eyebrow){letter-spacing:0}
html[data-lang="hi"] body{line-height:1.8}
html[data-lang="ar"] body{line-height:1.85}
/* Tiếng Ả Rập: đọc từ phải sang trái; số điện thoại, email vẫn trái → phải */
html[dir="rtl"] :is(a[href^="tel:"],a[href^="mailto:"]){direction:ltr;unicode-bidi:embed}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:20px}
h1,h2,h3{font-family:var(--f-display);line-height:1.08;margin:0;text-wrap:balance;letter-spacing:-.01em}
h2{font-size:clamp(1.9rem,4vw,2.9rem);font-weight:800;font-stretch:88%}
h3{font-size:1.3rem;font-weight:700}
p{margin:0}
a{color:inherit}
:focus-visible{outline:2px solid var(--grain);outline-offset:3px}
.eyebrow{font-size:.75rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.lead{color:var(--muted);max-width:62ch;font-size:1.05rem}
.ph{color:var(--grain);font-weight:500}
.link{display:inline-flex;align-items:center;gap:8px;font-weight:600;text-decoration:none;border-bottom:2px solid var(--grain);padding-bottom:2px;width:fit-content}
.link:hover{gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:var(--r);text-decoration:none;border:1px solid transparent;cursor:pointer;font:600 .95rem var(--f-body)}
.btn.primary{background:var(--grain);color:#1A1406}
.btn.dark{background:var(--fg);color:var(--bg)}

/* utility bar + header */
.util{background:var(--ink);color:var(--on-brand);font-size:.8rem}
.util .wrap{display:flex;justify-content:flex-end;align-items:center;gap:20px;padding-block:6px}
.util a{text-decoration:none;opacity:.8} .util a:hover{opacity:1}
.lang{display:flex;gap:2px;flex-wrap:wrap}
.lang .short{display:none}
@media (max-width:900px){.lang .full{display:none}.lang .short{display:inline}}
.lang button{border:0;background:none;color:inherit;font:600 .78rem var(--f-body);padding:3px 8px;border-radius:3px;cursor:pointer;opacity:.65}
.lang button[aria-pressed="true"]{background:var(--on-brand);color:var(--ink);opacity:1}
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--surface);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:28px;padding-block:14px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--f-display);font-weight:800;font-stretch:90%;font-size:1.2rem;letter-spacing:.02em;flex:none}
.mark{width:32px;height:32px;border-radius:50%;background:conic-gradient(var(--grain) 0 50%,var(--stone) 50% 100%);flex:none}
.brand small{font-weight:500;color:var(--muted);font-size:.78rem;letter-spacing:.08em}
nav.main{display:flex;gap:4px;margin-left:auto}
.mi{position:relative}
.mi > a{display:block;padding:10px 12px;text-decoration:none;font-weight:600;font-size:.93rem}
.mi > a:hover,.mi:focus-within > a{color:var(--grain)}
.drop{position:absolute;top:100%;left:0;min-width:240px;background:var(--surface);border:1px solid var(--line);border-top:3px solid var(--grain);padding:10px 0;display:none;box-shadow:0 12px 30px rgb(0 0 0 / .12)}
.mi:hover .drop,.mi:focus-within .drop{display:block}
.drop a{display:block;padding:8px 18px;text-decoration:none;font-size:.9rem;color:var(--muted)}
.drop a:hover{color:var(--fg);background:var(--bg)}
.menu-btn{display:none;margin-left:auto;border:1px solid var(--line);background:none;color:var(--fg);padding:8px 12px;border-radius:var(--r);font:600 .9rem var(--f-body);cursor:pointer}
@media (max-width:900px){
  .menu-btn{display:block}
  nav.main{display:none;position:absolute;top:100%;left:0;right:0;background:var(--surface);flex-direction:column;border-bottom:1px solid var(--line);padding:8px 20px 16px}
  nav.main.open{display:flex}
  .drop{position:static;display:block;border:0;box-shadow:none;padding:0 0 6px 12px;min-width:0}
}

/* hero */
.hero{position:relative;color:var(--on-brand);background:
  linear-gradient(100deg,rgb(16 20 60 / .93) 0%,rgb(16 20 60 / .72) 48%,rgb(16 20 60 / .28) 100%),
  repeating-linear-gradient(168deg,#C99A2E 0 14px,#B0821F 14px 18px,#D7AE4A 18px 34px,#9E741A 34px 37px);
  overflow:hidden}
.hero::after{content:"";position:absolute;right:0;bottom:0;width:46%;height:42%;
  background:radial-gradient(circle at 50% 50%,rgb(255 255 255 / .18) 1.4px,transparent 2px) 0 0/10px 10px,linear-gradient(180deg,#6E7F86,#4A5A61);
  clip-path:polygon(0 100%,18% 40%,38% 62%,62% 10%,84% 48%,100% 22%,100% 100%);opacity:.9}
.hero .wrap{position:relative;z-index:1;padding-block:84px 56px}
.hero h1{font-size:clamp(2.4rem,6vw,4.6rem);font-weight:900;font-stretch:82%;max-width:15ch}
.hero .lead{color:rgb(241 244 239 / .82);margin-top:18px}
.hero .cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn.outline{border-color:rgb(241 244 239 / .6);color:var(--on-brand);background:transparent}
.pillars{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:56px;max-width:860px}
.pillar{background:rgb(255 255 255 / .08);border:1px solid rgb(255 255 255 / .18);backdrop-filter:blur(6px);padding:20px 22px;border-radius:var(--r);display:grid;gap:10px;min-width:0}
.pillar .tag{font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#E9C46A}
.pillar h3{font-size:1.5rem;font-weight:800;font-stretch:85%}
.pillar ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px 16px;font-size:.9rem}
.pillar a{text-decoration:none;opacity:.85} .pillar a:hover{opacity:1;text-decoration:underline}
@media (max-width:640px){.pillars{grid-template-columns:1fr}.hero::after{width:70%;height:24%}}

section{padding-block:80px}

/* alternating feature rows */
.feature{display:grid;grid-template-columns:1.1fr 1fr;gap:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.feature + .feature{margin-top:28px}
.feature.flip .visual{order:2}
.feature > *{min-width:0}
.visual{min-height:340px;position:relative}
.visual .badge{position:absolute;left:20px;bottom:20px;background:var(--surface);color:var(--fg);padding:8px 14px;font-size:.78rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;border-radius:var(--r)}
.v-agri{background:
  radial-gradient(ellipse 6px 9px at 50% 50%,#E0B34E 90%,transparent) 0 0/20px 24px,
  radial-gradient(ellipse 6px 9px at 50% 50%,#C8961F 90%,transparent) 10px 12px/20px 24px,
  #9C7016}
.v-build{background:
  radial-gradient(circle at 30% 30%,#9AA9AF 3px,transparent 4px) 0 0/17px 15px,
  radial-gradient(circle at 60% 70%,#5F7078 4px,transparent 5px) 0 0/23px 21px,
  radial-gradient(circle at 50% 50%,#C9B48A 1.5px,transparent 2px) 0 0/7px 7px,
  #7C8B90}
.copy{padding:44px;display:grid;gap:16px;align-content:center}
.copy .lead{font-size:1rem}
.copy ul{margin:0;padding:0;list-style:none;display:grid;gap:8px;font-size:.95rem}
.copy li{display:flex;gap:10px} .copy li::before{content:"";width:8px;height:8px;margin-top:9px;background:var(--grain);flex:none}
@media (max-width:820px){.feature{grid-template-columns:1fr}.feature.flip .visual{order:0}.visual{min-height:200px}.copy{padding:28px}}

/* purpose */
.purpose{background:var(--brand);color:var(--on-brand);text-align:center}
.purpose .wrap{display:grid;justify-items:center;gap:20px;max-width:860px}
.purpose .eyebrow{color:#E9C46A}
.purpose .lead{color:rgb(241 244 239 / .82);margin-inline:auto}
.values{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin:8px 0 0;padding:0;list-style:none}
.values li{border:1px solid rgb(241 244 239 / .35);border-radius:999px;padding:6px 16px;font-size:.9rem}
.purpose .link{color:var(--on-brand);border-color:#E9C46A}

/* products */
.head{display:grid;gap:12px;margin-bottom:36px}
.tabs{display:flex;gap:8px;margin-bottom:24px;flex-wrap:wrap}
.tabs button{border:1px solid var(--line);background:var(--surface);color:var(--fg);padding:9px 18px;border-radius:999px;font:600 .9rem var(--f-body);cursor:pointer}
.tabs button[aria-selected="true"]{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:10px;min-width:0}
.card .code{font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--c)}
.card p{color:var(--muted);font-size:.92rem}
.card{--c:var(--brand)}
.card{border-top:3px solid var(--c)}
.spec{width:100%;border-collapse:collapse;font-size:.85rem;font-variant-numeric:tabular-nums;margin-top:auto}
.spec td{padding:6px 0;border-top:1px dashed var(--line)}
.spec td:last-child{text-align:right;font-weight:600}
.note{margin-top:18px;font-size:.82rem;color:var(--muted)}

/* three pillars */
.three{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.three > div{display:grid;gap:12px;align-content:start;min-width:0}
.three .ico{height:140px;border-radius:var(--r)}
.i1{background:radial-gradient(circle at 35% 45%,var(--grain) 0 22px,transparent 23px),radial-gradient(circle at 60% 55%,var(--stone) 0 28px,transparent 29px),var(--grain-soft)}
.i2{background:repeating-linear-gradient(90deg,var(--grain) 0 18px,transparent 18px 30px) center/100% 46% no-repeat,var(--grain-soft)}
.i3{background:linear-gradient(90deg,var(--stone) 0 2px,transparent 2px) 0 0/34px 100%,linear-gradient(0deg,var(--stone) 0 2px,transparent 2px) 0 0/100% 34px,var(--stone-soft)}
.three p{color:var(--muted);font-size:.95rem}
@media (max-width:820px){.three{grid-template-columns:1fr}.three .ico{height:100px}}

/* news */
.news-head{display:flex;justify-content:space-between;align-items:end;gap:16px;flex-wrap:wrap;margin-bottom:28px}
.news{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news article{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;display:grid;gap:10px;align-content:start;min-width:0}
.news time{font-size:.8rem;color:var(--muted);font-variant-numeric:tabular-nums}
.news p{color:var(--muted);font-size:.92rem}
@media (max-width:820px){.news{grid-template-columns:1fr}}

/* contact */
.contact{display:grid;grid-template-columns:1fr 1.2fr;gap:48px}
.contact > *{min-width:0}
.info{display:grid;gap:18px;align-content:start}
.info > div{display:grid;gap:2px}
.info .k{font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600}
form{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.f{display:grid;gap:6px} .f.full{grid-column:1/-1}
label{font-size:.82rem;font-weight:600}
input,select,textarea{font:inherit;font-size:.95rem;padding:10px 12px;border:1px solid var(--line);border-radius:var(--r);background:var(--bg);color:var(--fg);width:100%}
textarea{min-height:110px;resize:vertical}
.ok{grid-column:1/-1;font-size:.9rem;color:var(--stone);font-weight:500}
@media (max-width:820px){.contact{grid-template-columns:1fr}}
@media (max-width:480px){form{grid-template-columns:1fr}}

/* footer */
footer{background:var(--ink);color:var(--on-brand);padding-block:48px 28px;font-size:.9rem}
.fgrid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px}
.fgrid > div{display:grid;gap:8px;align-content:start;min-width:0}
.fgrid h4{margin:0 0 4px;font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:#E9C46A}
.fgrid a{text-decoration:none;opacity:.78} .fgrid a:hover{opacity:1}
.social{display:flex;gap:10px;flex-wrap:wrap}
.social a{border:1px solid rgb(241 244 239 / .3);padding:5px 12px;border-radius:999px;font-size:.8rem}
.legal{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;border-top:1px solid rgb(241 244 239 / .15);margin-top:36px;padding-top:20px;font-size:.8rem;opacity:.7}
@media (max-width:820px){.fgrid{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.fgrid{grid-template-columns:1fr}}

.brand .logo{height:48px;width:auto;filter:var(--logo-filter)}
footer .brand .logo{height:56px;filter:none}
.card h3 .sub{font-weight:500;font-size:.85rem;color:var(--muted);font-family:var(--f-body)}
.spec td:last-child{max-width:60%}
.stats{background:var(--surface);border-bottom:1px solid var(--line)}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stats .wrap > div{display:grid;gap:4px;padding:26px 20px;border-left:1px solid var(--line);min-width:0}
.stats .wrap > div:first-child{border-left:0;padding-left:0}
.stats b{font-family:var(--f-display);font-weight:900;font-stretch:85%;font-size:clamp(1.7rem,3.4vw,2.5rem);line-height:1;color:var(--grain);font-variant-numeric:tabular-nums}
.stats span{color:var(--muted);font-size:.88rem}
.stats b span{font-size:inherit;color:inherit}

@media (max-width:760px){.stats .wrap{grid-template-columns:1fr 1fr}.stats .wrap > div:nth-child(3){border-left:0;padding-left:0}.stats .wrap > div{border-top:1px solid var(--line)}.stats .wrap > div:nth-child(-n+2){border-top:0}}
.vol{display:grid;grid-template-columns:1fr 1.4fr;gap:48px;align-items:start}
.vol > *{min-width:0}
.legend{display:flex;flex-wrap:wrap;gap:18px;font-size:.85rem;color:var(--muted)}
.legend > span{display:inline-flex;align-items:center;gap:8px}
.legend i{width:14px;height:10px;border-radius:2px;display:inline-block}
.k24{background:var(--grain)} .k25{background:var(--stone)}
.bars{display:grid;gap:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.brow{display:grid;grid-template-columns:130px 1fr;gap:14px;align-items:center}
.brow .nm{font-weight:600;font-size:.9rem}
.track{display:grid;gap:4px}
.bar-l{display:flex;align-items:center;gap:8px;font-size:.78rem;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.bar-l i{height:12px;border-radius:0 2px 2px 0;display:block;flex:none}
.bar-l.b24 i{background:var(--grain)} .bar-l.b25 i{background:var(--stone)}
@media (max-width:820px){.vol{grid-template-columns:1fr;gap:24px}.brow{grid-template-columns:1fr;gap:6px}}
.partners{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.partners > div{display:grid;gap:14px;align-content:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;min-width:0}
.names{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.names li{font-family:var(--f-display);font-weight:700;font-stretch:90%;font-size:1.05rem;padding:8px 16px;border:1px solid var(--line);border-radius:var(--r);background:var(--bg)}
@media (max-width:720px){.partners{grid-template-columns:1fr}}

/* news thumbnails + article page */
.news article{overflow:hidden}
.news .thumb{display:block;margin:-22px -22px 4px;aspect-ratio:16/9;background:var(--bg);overflow:hidden}
.news .thumb img{width:100%;height:100%;object-fit:cover;display:block}
.news h3 a{text-decoration:none} .news h3 a:hover{color:var(--grain)}
.post{max-width:780px;padding-block:56px 80px;display:grid;gap:18px}
.post h1{font-size:clamp(2rem,5vw,3.2rem);font-weight:900;font-stretch:85%}
.post time{color:var(--muted);font-size:.9rem}
.post .cover{width:100%;border-radius:var(--r);display:block}
.post .body{display:grid;gap:16px;font-size:1.05rem;max-width:68ch}

/* ---------- ảnh thật (tải lên từ Quản trị → Hình ảnh) ---------- */
.hero.has-img{--o1:.92;--o2:.74;--o3:.35;--pos:center;background:
  linear-gradient(100deg,rgb(16 20 60 / var(--o1)) 0%,rgb(16 20 60 / var(--o2)) 50%,rgb(16 20 60 / var(--o3)) 100%),
  var(--img) var(--pos)/cover no-repeat,#151A44}
/* Độ đậm lớp phủ và vị trí ảnh (Quản trị → Nội dung trang chủ → Phần mở đầu) */
.hero.ov-strong{--o1:.95;--o2:.86;--o3:.6}
.hero.ov-light{--o1:.85;--o2:.55;--o3:.15}
.hero.ov-faint{--o1:.7;--o2:.35;--o3:0}
.hero.pos-top{--pos:center top}.hero.pos-bottom{--pos:center bottom}
.hero.pos-left{--pos:left center}.hero.pos-right{--pos:right center}
.hero.ov-light h1,.hero.ov-faint h1,.hero.ov-light .lead,.hero.ov-faint .lead{text-shadow:0 2px 12px rgb(0 0 0 / .45)}
.hero.has-img::after{display:none}
.visual.has-img,.ico.has-img{background:var(--img) center/cover no-repeat,var(--stone-soft)}
.three .ico.has-img{height:180px}

/* ---------- bản đồ ---------- */
.map{margin-top:40px;display:grid;gap:12px}
.map iframe{width:100%;height:380px;border:1px solid var(--line);border-radius:var(--r);display:block;background:var(--surface)}
@media (max-width:640px){.map iframe{height:280px}}

/* ---------- tinh chỉnh giao diện ---------- */
header{transition:box-shadow .2s}
header.scrolled{box-shadow:0 6px 24px rgb(0 0 0 / .08)}
.btn{transition:transform .15s,filter .15s,background .15s}
.btn:hover{filter:brightness(1.07)}
.btn:active{transform:translateY(1px)}
.btn.outline:hover{background:rgb(255 255 255 / .1)}
.btn:disabled{opacity:.6;cursor:progress}
.card,.news article{transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover,.news article:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgb(0 0 0 / .08)}
.news .thumb img{transition:transform .4s}
.news article:hover .thumb img{transform:scale(1.04)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--grain);box-shadow:0 0 0 3px var(--grain-soft)}
input[aria-invalid="true"],textarea[aria-invalid="true"],select[aria-invalid="true"]{border-color:#C0392B}
label .req{color:#C0392B;font-weight:700}
.ok{padding:10px 14px;border-radius:var(--r);background:var(--stone-soft)}
.ok.err{background:#FBE9E7;color:#A23221}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .ok.err{background:#3A1F1B;color:#F2B8AE}}
.info a{text-decoration:none;border-bottom:1px solid var(--line)} .info a:hover{border-color:var(--grain);color:var(--grain)}
.feature .visual{transition:background-size .6s}
@media (prefers-reduced-motion:reduce){.card:hover,.news article:hover{transform:none}}
[id]{scroll-margin-top:96px}

/* ---------- ảnh ghép hai lĩnh vực ---------- */
.collage{display:grid;gap:3px;background:var(--surface);min-height:380px}
.collage.n1{grid-template-columns:1fr}
.collage.n2{grid-template-columns:1fr 1fr}
.collage.n3{grid-template-columns:1.25fr 1fr;grid-template-rows:1fr 1fr}
.collage.n3 .tile:first-child{grid-row:1 / span 2}
.collage.n4{grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr}
.t-plain{background:linear-gradient(135deg,var(--stone-soft),var(--grain-soft))}
.tile{margin:0;position:relative;overflow:hidden;min-height:150px}
.tile.has-img{background:var(--img) center/cover no-repeat,var(--stone-soft)!important}
.tile figcaption{position:absolute;left:12px;bottom:12px;background:rgb(255 255 255 / .92);color:#18211C;padding:5px 11px;font-size:.74rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;border-radius:var(--r);box-shadow:0 2px 8px rgb(0 0 0 / .15)}
.tile.has-img::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgb(0 0 0 / .25),transparent 45%);pointer-events:none}
.tile figcaption{z-index:1}
.feature:hover .tile.has-img{filter:saturate(1.05)}
/* hoa văn khi chưa có ảnh: mỗi ô một chất liệu */
.t-stone{background:
  radial-gradient(circle at 30% 35%,#B7C0C3 0 5px,transparent 6px) 0 0/19px 17px,
  radial-gradient(circle at 70% 60%,#7D8A8F 0 6px,transparent 7px) 0 0/23px 21px,
  radial-gradient(circle at 50% 50%,#5E6A6F 0 3px,transparent 4px) 5px 9px/13px 15px,#98A3A7}
.t-sand{background:
  radial-gradient(circle,#F1DDB0 0 1px,transparent 1.6px) 0 0/5px 5px,
  radial-gradient(circle,#B8955A 0 1px,transparent 1.6px) 2px 3px/7px 6px,#D8BB84}
.t-basea{background:
  radial-gradient(circle at 40% 40%,#8F9A9E 0 4px,transparent 5px) 0 0/15px 14px,
  radial-gradient(circle at 60% 70%,#666F73 0 3px,transparent 4px) 3px 4px/11px 12px,
  radial-gradient(circle,#C9B48A 0 1px,transparent 1.6px) 0 0/5px 5px,#A79E8C}
.t-baseb{background:
  radial-gradient(circle at 40% 40%,#7A6F62 0 5px,transparent 6px) 0 0/18px 16px,
  radial-gradient(circle at 65% 65%,#9A8E7E 0 4px,transparent 5px) 4px 6px/14px 13px,
  radial-gradient(circle,#B9A27A 0 1.2px,transparent 1.8px) 0 0/6px 6px,#8A7D6B}
.t-ddgs{background:
  radial-gradient(circle,#E4B465 0 1.4px,transparent 2px) 0 0/6px 6px,
  radial-gradient(circle,#9A6420 0 1.4px,transparent 2px) 3px 2px/8px 7px,
  radial-gradient(circle,#F3CF86 0 1px,transparent 1.6px) 1px 4px/5px 9px,#C18A3A}
.t-corn{background:
  radial-gradient(ellipse 7px 6px at 50% 50%,#F6C531 85%,transparent) 0 0/16px 14px,
  radial-gradient(ellipse 7px 6px at 50% 50%,#E3A514 85%,transparent) 8px 7px/16px 14px,#C98A0B}
.t-wheat{background:
  radial-gradient(ellipse 5px 9px at 50% 50%,#E6BF62 88%,transparent) 0 0/18px 22px,
  radial-gradient(ellipse 5px 9px at 50% 50%,#C99A35 88%,transparent) 9px 11px/18px 22px,#A97A1E}
@media (max-width:820px){.collage{min-height:300px}.tile{min-height:120px}}

/* nhiều lĩnh vực ở phần mở đầu */
.pillars.n1{grid-template-columns:1fr;max-width:520px}
.pillars.n3{grid-template-columns:repeat(3,1fr);max-width:1100px}
.pillars.n4{grid-template-columns:repeat(2,1fr);max-width:1000px}
@media (max-width:900px){.pillars.n3{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.pillars.n3,.pillars.n4{grid-template-columns:1fr}}

/* ---------- thẻ sản phẩm có link ---------- */
.pcard{position:relative}
.pcard h3 a{text-decoration:none}
.pcard h3 a::after{content:"";position:absolute;inset:0;z-index:1}
.pcard:hover h3 a{color:var(--c)}
.pcard .more{font-size:.85rem;font-weight:600;color:var(--c);margin-top:4px}
.pcard .spec + .more{margin-top:8px}
.pcard .pthumb{display:block;margin:-22px -22px 6px;aspect-ratio:4/3;overflow:hidden;background:var(--bg)}
.pcard .pthumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}
.pcard:hover .pthumb img{transform:scale(1.04)}

/* ---------- trang sản phẩm ---------- */
.crumbs{font-size:.85rem;color:var(--muted);padding-block:28px 8px;display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{text-decoration:none} .crumbs a:hover{color:var(--grain)}
.crumbs > span{color:var(--fg);font-weight:600}
.pd{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;padding-block:20px 48px;align-items:start}
.pd > *{min-width:0}
.g-main{margin:0;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--surface);aspect-ratio:4/3}
.g-main img{width:100%;height:100%;object-fit:cover;display:block}
.g-main figcaption{font-size:.85rem;color:var(--muted);padding:8px 12px}
.g-thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(84px,1fr));gap:8px;margin-top:10px}
.g-th{padding:0;border:2px solid transparent;border-radius:var(--r);overflow:hidden;cursor:pointer;aspect-ratio:1;background:var(--surface)}
.g-th img{width:100%;height:100%;object-fit:cover;display:block}
.g-th[aria-pressed="true"]{border-color:var(--c,var(--grain))}
.g-ph{aspect-ratio:4/3;border-radius:var(--r);display:grid;place-items:end start;padding:20px;
  background:linear-gradient(135deg,color-mix(in srgb,var(--c) 30%,var(--surface)),color-mix(in srgb,var(--c) 8%,var(--surface)));border:1px solid var(--line)}
.g-ph span{background:var(--surface);padding:6px 12px;border-radius:var(--r);font-size:.78rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase}
.pd-info{display:grid;gap:16px;align-content:start;border-top:3px solid var(--c);padding-top:20px}
.pd-info .code{font-size:.75rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--c)}
.pd-info h1{font-size:clamp(2rem,4.5vw,3rem);font-weight:900;font-stretch:85%}
.pd-info h1 .sub{font-size:.45em;font-weight:500;color:var(--muted);font-family:var(--f-body)}
.spec.big{font-size:.95rem;margin-top:0}
.spec.big td{padding:10px 0}
.pd-info .cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.btn.ghost-dark{border-color:var(--line);color:var(--fg);background:var(--surface)}
.pd-body{padding-block:8px 48px;display:grid;gap:16px;max-width:780px}
.pd-body h2,.pd-related h2{font-size:1.6rem}
.pd-body .body{display:grid;gap:14px;font-size:1.03rem}
.pd-related{padding-block:8px 80px;display:grid;gap:20px}
.div-group{margin-bottom:44px}
.div-title{font-size:1.4rem;margin-bottom:16px;padding-left:12px;border-left:4px solid var(--c)}
@media (max-width:820px){.pd{grid-template-columns:1fr;gap:28px}}

/* ---------- trang tự tạo (dự án…) ---------- */
.pg-hero{background:var(--ink);color:var(--on-brand);padding-block:8px 56px}
.pg-hero.has-img{background:linear-gradient(90deg,rgb(16 20 60 / .9),rgb(16 20 60 / .55)),var(--img) center/cover no-repeat,var(--ink);padding-block:8px 110px}
.pg-hero .crumbs{color:rgb(241 244 239 / .7)} .pg-hero .crumbs > span{color:var(--on-brand)}
.pg-hero .crumbs a:hover{color:#E9C46A}
.pg-hero h1{font-size:clamp(2.2rem,5.5vw,3.8rem);font-weight:900;font-stretch:82%;max-width:20ch;margin-top:18px}
.pg-hero .lead{color:rgb(241 244 239 / .82);margin-top:16px}
.pg-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:48px;padding-block:48px;align-items:start}
.pg-layout.no-facts{grid-template-columns:minmax(0,780px)}
.pg-main{display:grid;gap:32px;min-width:0}
.pg-main .body{display:grid;gap:16px;font-size:1.05rem;max-width:72ch}
.pg-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.pg-gallery figure{margin:0}
.pg-gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;border-radius:var(--r);transition:filter .2s}
.pg-gallery a:hover img{filter:brightness(1.06)}
.pg-gallery figcaption{font-size:.82rem;color:var(--muted);margin-top:6px}
.pg-facts{position:sticky;top:96px;background:var(--surface);border:1px solid var(--line);border-top:3px solid var(--grain);border-radius:var(--r);padding:24px;display:grid;gap:16px}
.pg-facts h2{font-size:1.2rem}
.pg-facts dl{margin:0;display:grid;gap:0}
.pg-facts dt{font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600;padding-top:12px;border-top:1px dashed var(--line)}
.pg-facts dt:first-child{border-top:0;padding-top:0}
.pg-facts dd{margin:2px 0 12px;font-weight:600}
.pg-related{padding-block:0 80px;display:grid;gap:20px}
.pg-related h2{font-size:1.6rem}
.pg-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.pg-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:grid;position:relative;transition:transform .2s,box-shadow .2s}
.pg-card:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgb(0 0 0 / .08)}
.pg-card .thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg)}
.pg-card .thumb img{width:100%;height:100%;object-fit:cover;display:block}
.pg-card .ph-img{display:block;width:100%;height:100%;background:linear-gradient(135deg,var(--stone-soft),var(--grain-soft))}
.pg-card-body{padding:20px;display:grid;gap:8px}
.pg-card .code{font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--grain)}
.pg-card h3 a{text-decoration:none} .pg-card h3 a::after{content:"";position:absolute;inset:0}
.pg-card:hover h3 a{color:var(--grain)}
.pg-card p{color:var(--muted);font-size:.92rem}
.div-title a{text-decoration:none}
@media (max-width:900px){.pg-layout{grid-template-columns:1fr}.pg-facts{position:static}}

/* trang chi tiết gọn: tiêu đề vừa phải, nội dung và bảng thông tin hiện ngay */
.cms-page .crumbs{padding-block:24px 0}
.cms-page .pg-layout{padding-block:20px 56px;gap:40px}
.pg-head{display:grid;gap:10px;padding-bottom:4px;border-bottom:1px solid var(--line);padding-bottom:20px}
.pg-head .code{font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--grain)}
.pg-head h1{font-family:var(--f-body);font-size:clamp(1.45rem,2.6vw,1.9rem);font-weight:700;line-height:1.3;letter-spacing:0;font-stretch:normal}
.pg-head .lead{font-size:1rem}
.pg-main{gap:24px}
.pg-cover{margin:0;border-radius:var(--r);overflow:hidden;border:1px solid var(--line)}
.pg-cover img{width:100%;max-height:520px;object-fit:cover;display:block}
.pg-facts{top:90px}
.pg-facts h2{font-family:var(--f-body);font-size:1.05rem;font-weight:700}
.cms-page .pg-layout{grid-template-areas:"head facts" "main facts";grid-template-rows:auto 1fr;row-gap:24px}
.cms-page .pg-layout.no-facts{grid-template-areas:"head" "main"}
.cms-page .pg-head{grid-area:head;background:none;position:static}
.cms-page .pg-main{grid-area:main}
.cms-page .pg-facts{grid-area:facts;align-self:start}
.pg-cover img{aspect-ratio:16/9;max-height:440px}
@media (max-width:900px){.cms-page .pg-layout{grid-template-areas:"head" "facts" "main";grid-template-rows:auto}}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.cms-page .pg-layout{grid-template-areas:"main facts";grid-template-rows:auto}
.cms-page .pg-layout.no-facts{grid-template-areas:"main"}
@media (max-width:900px){.cms-page .pg-layout{grid-template-areas:"facts" "main"}}

/* Về chúng tôi (gioi-thieu.php) và khối Năng lực có số thẻ thay đổi */
.three.n1{grid-template-columns:minmax(0,560px)}
.three.n2{grid-template-columns:repeat(2,1fr)}
.three.n4{grid-template-columns:repeat(4,1fr)}
@media (max-width:1000px){.three.n4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:820px){.three.n2,.three.n4{grid-template-columns:1fr}}
.about-toc{background:var(--surface);border-bottom:1px solid var(--line)}
.about-toc .wrap{display:flex;gap:6px;overflow-x:auto;padding-block:10px;scrollbar-width:thin}
.about-toc a{flex:none;text-decoration:none;font-size:.88rem;font-weight:600;padding:7px 14px;border-radius:999px;border:1px solid var(--line);color:var(--fg)}
.about-toc a:hover{border-color:var(--grain);color:var(--grain)}
.about-sections .wrap{display:grid;gap:28px}
.about-sec{display:grid;grid-template-columns:1fr 1.1fr;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;scroll-margin-top:120px}
.about-sec > *{min-width:0}
.about-sec.flip .about-img{order:2}
.about-sec.no-img{grid-template-columns:1fr}
.about-img{margin:0;min-height:300px;background:var(--stone-soft)}
.about-img img{width:100%;height:100%;object-fit:cover;display:block}
.about-copy{padding:44px;display:grid;gap:16px;align-content:center}
.about-sec.no-img .about-copy{max-width:860px}
.about-copy h2{font-size:clamp(1.5rem,2.6vw,2rem)}
.about-copy .body{display:grid;gap:14px;color:var(--muted);font-size:1rem}
.about-page #su-menh,.about-page #nang-luc,.about-page #doi-tac{scroll-margin-top:120px}
.about-cta{background:var(--surface);border-top:1px solid var(--line);padding-block:56px}
.about-cta .wrap{display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between}
.about-cta h2{font-size:clamp(1.3rem,2.4vw,1.8rem)}
@media (max-width:820px){.about-sec{grid-template-columns:1fr}.about-sec.flip .about-img{order:0}.about-img{min-height:200px;aspect-ratio:16/9}.about-copy{padding:28px}}

/* Đối tác có logo */
.partners.one{grid-template-columns:1fr}
.names a{color:inherit;text-decoration:none}
.names li.has-logo{padding:8px 14px;background:#fff;display:flex;align-items:center}
.names li.has-logo img{display:block;height:40px;width:auto;max-width:150px;object-fit:contain}
.names li:has(a:hover){border-color:var(--grain)}

/* Trang giới thiệu riêng */
.about-toc a[aria-current="page"]{background:var(--brand);border-color:var(--brand);color:#fff}
.about-sections{padding-block:48px}
.about-block{padding-top:56px}
.about-block.is-mission{padding-top:0}
.about-block > section{padding-bottom:56px}
.about-block.is-mission > section{padding-block:72px}
.about-pn{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-block:8px 48px}
.about-pn a{font-weight:600;text-decoration:none;border-bottom:2px solid var(--grain);padding-bottom:2px}
.about-sections + .about-block{padding-top:0}

/* SEO: thẻ tiêu đề đúng cấp (h1/h2) nhưng giữ nguyên kích thước hiển thị */
h1.h2{font-size:clamp(1.9rem,4vw,2.9rem);font-weight:800;font-stretch:88%}
h2.h3{font-size:1.3rem;font-weight:700}
h2.div-title{font-size:1.4rem}
.news h2.h3 a{text-decoration:none} .news h2.h3 a:hover{color:var(--grain)}
.post .crumbs{padding-block:0 12px}

/* Nhóm hàng bấm được: mở trang Sản phẩm đúng nhóm */
.pillar a.tag{text-decoration:none}
.pillar h3 a{color:inherit;text-decoration:none}
.pillar a.tag:hover,.pillar h3 a:hover{text-decoration:underline;text-underline-offset:4px}
.div-group{scroll-margin-top:110px}

/* Chuyên mục tin tức */
.news-cats{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 24px}
.news-cats a{border:1px solid var(--line);background:var(--surface);color:var(--fg);padding:8px 16px;border-radius:999px;font:600 .88rem var(--f-body);text-decoration:none}
.news-cats a:hover{border-color:var(--fg)}
.news-cats a[aria-current="page"]{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.post-meta{margin:0;font-size:.8rem;color:var(--muted)}
.post .post-meta{font-size:.9rem}
.news-cat{color:var(--grain);font-weight:600;text-decoration:none;text-transform:uppercase;letter-spacing:.04em;font-size:.95em}
.news-cat:hover{text-decoration:underline}
@media (max-width:600px){.util .wrap > a{display:none}.util .wrap{justify-content:center}}