:root{--main:#ff6a00;--main2:#ff8a3d;--ink:#1b2333;--muted:#5d6878;--bg:#fff8f2;--card:#fff;--line:#f0e2d6;--green:#16a34a;--navy:#14213d}
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{font-family:"Be Vietnam Pro",system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{width:min(1200px,100% - 32px);margin-inline:auto}
h1,h2,h3,.sec-title,.logo{font-family:"Barlow Condensed",sans-serif;letter-spacing:.2px}

.topbar{background:var(--navy);color:#fff;font-size:13px}
.topbar-in{display:flex;justify-content:space-between;gap:12px;padding:7px 0;align-items:center}
.topbar .slogan{font-family:"Barlow Condensed",sans-serif;font-weight:800;color:#ffd166;letter-spacing:1px}

.header{position:sticky;top:0;z-index:40;background:#fff;box-shadow:0 2px 12px rgba(0,0,0,.06)}
.header-in{display:flex;align-items:center;gap:16px;padding:12px 0}
.logo{display:flex;align-items:center;gap:8px;font-size:28px;font-weight:700;white-space:nowrap}
.logo b{color:var(--main)}
.logo-badge{width:38px;height:38px;border-radius:10px;background:var(--main);color:#fff;display:grid;place-items:center;font-size:24px}
.logo.light{color:#fff}
.search{flex:1;position:relative}
.search input{width:100%;padding:11px 40px 11px 16px;border:2px solid var(--line);border-radius:999px;font:inherit;background:#fffaf6}
.search input:focus{outline:none;border-color:var(--main)}
.search span{position:absolute;right:14px;top:50%;transform:translateY(-50%)}
.cart-btn{border:0;background:var(--main);color:#fff;font:600 15px "Be Vietnam Pro",sans-serif;padding:10px 16px;border-radius:999px;cursor:pointer;white-space:nowrap}
.cart-btn b{background:#fff;color:var(--main);border-radius:999px;padding:1px 8px;margin-left:4px}
.nav{background:var(--main)}
.nav-in{display:flex;gap:4px;overflow-x:auto}
.nav a{color:#fff;font-weight:600;padding:10px 14px;white-space:nowrap}
.nav a:hover{background:rgba(0,0,0,.12)}

.hero{background:linear-gradient(135deg,#fff1e6 0%,#ffe0c7 60%,#ffd1a8 100%);padding:48px 0}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center}
.hero-copy .wrap{width:100%}
.kicker{display:inline-block;background:#fff;color:var(--main);font-weight:700;font-size:13px;padding:6px 12px;border-radius:999px;margin-bottom:14px}
.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.05;margin-bottom:14px}
.hero h1 span{color:var(--main)}
.lead{color:var(--muted);font-size:17px;max-width:560px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.btn{display:inline-flex;justify-content:center;align-items:center;gap:6px;font:700 15px "Be Vietnam Pro",sans-serif;padding:12px 20px;border-radius:12px;border:2px solid transparent;cursor:pointer;transition:.2s}
.btn-main{background:var(--main);color:#fff;box-shadow:0 6px 16px rgba(255,106,0,.3)}
.btn-main:hover{background:#e65f00;transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--main);color:var(--main)}
.full{width:100%}
.hero-art{position:relative;height:320px}
.hero-card{position:absolute;inset:60px 30px;background:#fff;border-radius:28px;display:grid;place-content:center;text-align:center;box-shadow:0 20px 40px rgba(255,106,0,.18)}
.hero-card b{font-family:"Barlow Condensed",sans-serif;font-size:48px;color:var(--main)}
.hero-card small{color:var(--muted);font-size:15px}
.bubble{position:absolute;width:72px;height:72px;border-radius:50%;background:#fff;display:grid;place-items:center;font-size:36px;box-shadow:0 8px 20px rgba(0,0,0,.08);z-index:2;animation:fl 4s ease-in-out infinite}
.b1{top:10px;left:0}.b2{top:20px;right:10px;animation-delay:1s}.b3{bottom:10px;left:30px;animation-delay:2s}.b4{bottom:20px;right:0;animation-delay:3s}
@keyframes fl{50%{transform:translateY(-10px)}}

.cats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:-28px;position:relative;z-index:3}
.cat{background:#fff;border-radius:18px;padding:20px;display:flex;gap:14px;align-items:center;box-shadow:0 8px 24px rgba(0,0,0,.06);border:2px solid transparent;transition:.2s}
.cat:hover{border-color:var(--main)}
.cat .ic{font-size:40px}
.cat h3{font-size:22px}
.cat p{color:var(--muted);font-size:14px}
.cat .badge{background:#fde68a;color:#92400e;font-size:11px;font-weight:700;padding:2px 8px;border-radius:999px;margin-left:6px;vertical-align:middle;font-family:"Be Vietnam Pro"}

.shelf{padding:48px 0 8px}
.shelf-head{display:flex;justify-content:space-between;align-items:end;gap:12px;margin-bottom:18px}
.sec-title{font-size:clamp(28px,3.4vw,40px);text-transform:uppercase}
.sec-title em{color:var(--main);font-style:normal}
.shelf-head p{color:var(--muted)}
.shelf-grid{display:grid;grid-template-columns:280px 1fr;gap:18px}
.banner{border-radius:20px;padding:24px;color:#fff;display:flex;flex-direction:column;justify-content:space-between;min-height:100%}
.banner h3{font-size:36px;line-height:1}
.banner .big{font-size:80px;line-height:1}
.banner.o-to{background:linear-gradient(160deg,#14213d,#ff6a00)}
.banner.gia-dung{background:linear-gradient(160deg,#16a34a,#84cc16)}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.card{background:var(--card);border-radius:16px;overflow:hidden;border:1px solid var(--line);display:flex;flex-direction:column;transition:.2s}
.card:hover{box-shadow:0 12px 28px rgba(0,0,0,.08);transform:translateY(-2px)}
.thumb{aspect-ratio:1/1;display:grid;place-items:center;font-size:64px;position:relative}
.thumb .tag{position:absolute;top:10px;left:10px;background:var(--main);color:#fff;font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px}
.card-body{padding:12px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h4{font-size:14.5px;font-weight:600;line-height:1.35;min-height:39px}
.unit{font-size:12.5px;color:var(--muted)}
.price{font-weight:700;color:var(--main)}
.add{margin-top:auto;border:0;background:#fff1e6;color:var(--main);font:700 14px "Be Vietnam Pro",sans-serif;padding:9px;border-radius:10px;cursor:pointer}
.add:hover{background:var(--main);color:#fff}
.empty{color:var(--muted);padding:20px 0}

.soon{margin-top:48px}
.soon-box{background:#fff;border:2px dashed var(--main);border-radius:20px;padding:24px;display:flex;gap:20px;align-items:center}
.soon-emoji{font-size:64px}
.soon-box h2{font-size:32px}
.soon-box p{color:var(--muted)}
.soon-box .btn{margin-left:auto;white-space:nowrap}

.why{padding:56px 0}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:18px}
.why-grid div{background:#fff;border-radius:16px;padding:20px;border:1px solid var(--line)}
.why-grid span{font-size:34px}
.why-grid h3{font-size:22px;margin:6px 0}
.why-grid p{color:var(--muted);font-size:14.5px}

.footer{background:var(--navy);color:#cbd5e1;padding:40px 0 90px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}
.footer h4{color:#fff;margin-bottom:8px}
.footer a{display:block;padding:3px 0}
.footer p a{display:inline}
.footer p{margin-top:8px;font-size:14.5px}
.copy{text-align:center;font-size:13px;margin-top:28px;opacity:.7}

.float{position:fixed;left:14px;bottom:16px;display:flex;flex-direction:column;gap:10px;z-index:50}
.float a{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:800;box-shadow:0 6px 16px rgba(0,0,0,.2)}
.f-zalo{background:#0068ff;font-size:14px}
.f-call{background:#e11d48;font-size:22px;animation:pulse 1.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(225,29,72,.6)}100%{box-shadow:0 0 0 16px rgba(225,29,72,0)}}

.overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:60}
.drawer{position:fixed;top:0;right:0;height:100%;width:min(420px,100%);background:#fff;z-index:70;display:flex;flex-direction:column;padding:18px;overflow-y:auto}
.drawer-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.drawer-head h3{font-size:28px}
.drawer-head button{border:0;background:#f1f5f9;width:36px;height:36px;border-radius:50%;font-size:16px;cursor:pointer}
.cart-items{display:flex;flex-direction:column;gap:10px;margin-bottom:14px}
.ci{display:flex;gap:10px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:8px}
.ci .e{width:44px;height:44px;border-radius:10px;display:grid;place-items:center;font-size:24px;flex:none}
.ci .n{flex:1;font-size:14px;font-weight:600}
.ci .n small{display:block;color:var(--muted);font-weight:400}
.qty{display:flex;align-items:center;gap:6px}
.qty button{width:28px;height:28px;border-radius:8px;border:1px solid var(--line);background:#fff;cursor:pointer;font-weight:700}
.order{display:flex;flex-direction:column;gap:10px}
.order input,.order textarea{font:inherit;padding:11px 12px;border:1.5px solid var(--line);border-radius:10px}
.order input:focus,.order textarea:focus{outline:none;border-color:var(--main)}
.err{color:#dc2626;font-size:14px}
.hint{font-size:12.5px;color:var(--muted);text-align:center}
.done{display:flex;flex-direction:column;gap:10px}
.done h3{font-size:28px;color:var(--green)}
.done pre{white-space:pre-wrap;background:#f8fafc;border-radius:10px;padding:10px;font:13px/1.5 "Be Vietnam Pro",sans-serif,sans-serif;max-height:200px;overflow:auto}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;z-index:80;font-size:14px}

@media (max-width:1000px){
  .grid{grid-template-columns:repeat(3,1fr)}
  .shelf-grid{grid-template-columns:1fr}
  .banner{flex-direction:row;align-items:center;min-height:auto}
  .banner .big{font-size:56px}
  .why-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  .topbar .slogan,.hide-sm,.topbar-in span:first-child{display:none}
  .topbar-in{justify-content:center}
  .header-in{flex-wrap:wrap;gap:10px}
  .search{order:3;flex-basis:100%}
  .logo{font-size:24px;margin-right:auto}
  .hero{padding:32px 0 48px}
  .hero-grid{grid-template-columns:1fr}
  .hero-art{display:none}
  .cats{grid-template-columns:1fr}
  .grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .soon-box{flex-direction:column;text-align:center}
  .soon-box .btn{margin-left:0}
  .foot-grid{grid-template-columns:1fr}
  .thumb{font-size:52px}
}

/* ===== Bổ sung theo bố cục banafood ===== */
.tb-right{display:flex;gap:10px;align-items:center}
.tb-buy{background:#ffd166;color:var(--navy);font-weight:800;padding:4px 12px;border-radius:6px;font-family:"Barlow Condensed",sans-serif;letter-spacing:.5px}
.tb-buy:hover{background:#fff}
.hd-hotline{display:flex;gap:8px;align-items:center;white-space:nowrap}
.hd-hotline>span:first-child{width:38px;height:38px;border-radius:50%;background:#fff1e6;display:grid;place-items:center}
.hd-hotline small{display:block;font-size:12px;color:var(--muted)}
.hd-hotline b{color:var(--main)}
.hero{position:relative;padding:0;overflow:hidden}
.slides{display:grid}
.slide{grid-area:1/1;padding:48px 0 64px;opacity:0;visibility:hidden;transition:opacity .6s}
.slide.on{opacity:1;visibility:visible}
.s1{background:linear-gradient(135deg,#fff1e6 0%,#ffe0c7 60%,#ffd1a8 100%)}
.s2{background:linear-gradient(135deg,#e8eefc 0%,#cfdcf7 60%,#ffd9bd 100%)}
.s3{background:linear-gradient(135deg,#ecfccb 0%,#d9f99d 55%,#fff1e6 100%)}
.h1{font-size:clamp(34px,5vw,58px);line-height:1.05;margin-bottom:14px}
.h1 span{color:var(--main)}
.hero-card.dark{background:var(--navy)}.hero-card.dark small{color:#cbd5e1}
.hero-card b{letter-spacing:4px}
.sl-btn{position:absolute;top:45%;width:40px;height:40px;border-radius:50%;border:0;background:rgba(255,255,255,.85);font-size:26px;line-height:1;cursor:pointer;z-index:5;box-shadow:0 4px 12px rgba(0,0,0,.1)}
.sl-btn.prev{left:12px}.sl-btn.next{right:12px}
.dots{position:absolute;left:50%;bottom:40px;transform:translateX(-50%);display:flex;gap:8px;z-index:5}
.dots button{width:10px;height:10px;border-radius:999px;border:0;background:rgba(0,0,0,.2);cursor:pointer;transition:.3s}
.dots button.on{width:28px;background:var(--main)}
.banner p{font-size:14px;opacity:.95;margin-top:6px}
.shelf-grid.lim .card:nth-child(n+5){display:none}
.shelf.all .shelf-grid.lim .card{display:flex}
.more{margin:14px auto 0;display:flex}
.trust{padding:56px 0 0}
.video-wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin-top:18px}
.yt,.yt-frame{aspect-ratio:16/9;width:100%;border:0;border-radius:18px;background:#000 center/cover;position:relative;cursor:pointer}
.yt span,.yt-empty>span{width:64px;height:64px;border-radius:50%;background:#ff0000;color:#fff;display:grid;place-items:center;font-size:26px}
.yt span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}
.yt-empty{display:flex;gap:16px;align-items:center;background:linear-gradient(135deg,#14213d,#334155);color:#fff;border-radius:18px;padding:24px}
.yt-empty b{font-size:20px;display:block}.yt-empty small{color:#cbd5e1}
.ach{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:18px}
.ach div{background:#fff;border-radius:16px;padding:20px;border-left:5px solid var(--main);box-shadow:0 6px 18px rgba(0,0,0,.05)}
.ach span{font-size:32px}.ach h3{font-size:24px;margin:4px 0}.ach p{color:var(--muted);font-size:14.5px}
.rv-title{font-size:28px;margin:28px 0 12px}
.rv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}
.rv-grid blockquote{background:#fff;border-radius:16px;padding:18px;border:1px solid var(--line)}
.rv-grid footer{margin-top:8px;font-weight:600;font-size:14px}
@media (max-width:1000px){.hd-hotline{display:none}}
@media (max-width:720px){.tb-right{gap:8px}.ach{grid-template-columns:1fr}.sl-btn{display:none}.slide{padding:28px 0 56px}.dots{bottom:22px}}

/* ===== Kiến thức / bài viết ===== */
.slide{transition:opacity .6s,visibility .6s}
.blog{padding:56px 0 0}
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.post{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.post:hover{box-shadow:0 12px 28px rgba(0,0,0,.08);transform:translateY(-2px)}
.post-thumb{aspect-ratio:16/9;display:grid;place-items:center;font-size:64px}
.post-body{padding:16px;display:flex;flex-direction:column;gap:6px;flex:1}
.post-body h3{font-size:22px;line-height:1.15}
.post-body p{color:var(--muted);font-size:14px}
.post-body span{margin-top:auto;color:var(--main);font-weight:700}
.article{max-width:820px;padding:28px 0 64px}
.article.wide{max-width:1200px}
.crumb{font-size:13.5px;color:var(--muted);margin-bottom:14px}
.crumb a{color:var(--main)}
.art-hero{border-radius:20px;aspect-ratio:21/8;display:grid;place-items:center;font-size:96px;margin-bottom:18px}
.article h1{font-size:clamp(32px,4.5vw,48px);line-height:1.1;margin-bottom:12px}
.sapo{font-size:17.5px;color:#334155;font-weight:500;margin-bottom:18px}
.article h2{font-size:30px;margin:28px 0 10px;color:var(--navy)}
.article p,.article li{color:#334155;margin:6px 0;font-size:16.5px}
.article ul,.article ol{padding-left:22px}
.toc{background:#fff;border:1px solid var(--line);border-left:5px solid var(--main);border-radius:12px;padding:14px 18px}
.toc a{color:var(--main)}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin:8px 0}
.faq summary{font-weight:700;cursor:pointer}
.art-cta{margin:28px 0;background:linear-gradient(135deg,#14213d,#ff6a00);color:#fff;border-radius:18px;padding:20px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.art-cta div{flex:1;min-width:220px}.art-cta p{color:#e2e8f0!important;margin:2px 0 0}
.share{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.share a,.share button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 14px;font:600 14px "Be Vietnam Pro",sans-serif;cursor:pointer}
.rels{display:grid;gap:10px}
.rel{display:flex;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px;font-weight:600}
.rel span{font-size:28px}
@media (max-width:900px){.posts{grid-template-columns:1fr}}