:root{--green:#183F29;--green2:#22553a;--wood:#62412C;--gold:#C69B4E;--cream:#F5EFE1;--white:#FFFCF7;--ink:#2a2a24;--muted:#6f6a5e;--line:#e7dec9;--r:14px}
[hidden]{display:none!important}
*{box-sizing:border-box}
body{margin:0;font-family:'Be Vietnam Pro',system-ui,sans-serif;background:var(--white);color:var(--ink);font-size:15px;line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
h1,h2,h3{font-family:'Playfair Display',serif;color:var(--green);line-height:1.25;margin:0 0 .5em}
.muted{color:var(--muted)}.small{font-size:13px}
/* header */
.hd{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.hd-in{display:flex;align-items:center;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:10px}.logo img{width:40px;height:40px}
.logo b{display:block;font-family:'Playfair Display',serif;font-size:21px;color:var(--green);line-height:1.1}
.logo small{display:block;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--gold)}
.logo.light b{color:#fff}
.search{flex:1;display:flex;max-width:520px;border:1px solid var(--line);border-radius:999px;overflow:hidden;background:#fff}
.search input{flex:1;border:0;padding:10px 18px;outline:0;background:transparent}
.search button{border:0;background:var(--green);color:#fff;width:52px;font-size:20px;cursor:pointer}
.hd-nav{display:flex;gap:18px;align-items:center;font-weight:500}
.cart-btn{background:var(--cream);padding:8px 14px;border-radius:999px}
.cart-btn span{background:var(--gold);color:#fff;border-radius:999px;padding:0 8px;margin-left:4px;font-size:13px}
.cats{display:flex;gap:6px;overflow-x:auto;padding-bottom:10px;scrollbar-width:none}
.cats a{white-space:nowrap;padding:6px 14px;border-radius:999px;font-size:14px;color:var(--wood)}
.cats a.on,.cats a:hover{background:var(--green);color:#fff}
/* hero */
.hero{margin:24px 0;border-radius:24px;overflow:hidden;background:radial-gradient(120% 140% at 85% 20%,#2c6a47 0,var(--green) 45%,#0f2a1b 100%);color:#fff;display:grid;grid-template-columns:1.1fr 1fr;min-height:380px;position:relative}
.hero:before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cpath d='M60 10c18 12 26 28 22 46-4 16-14 24-22 26-8-2-18-10-22-26-4-18 4-34 22-46z' fill='none' stroke='%23C69B4E' stroke-opacity='.10'/%3E%3C/svg%3E");pointer-events:none}
.hero-txt{padding:56px;position:relative}
.hero h1{color:#fff;font-size:42px}
.hero p{color:#e9e2cf;max-width:460px}
.hero .eyebrow{color:var(--gold);letter-spacing:.14em;text-transform:uppercase;font-size:12px;font-weight:600}
.hero-img{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:30px 40px 30px 0;align-content:center}
.hero-img div{background:var(--white);border-radius:18px;aspect-ratio:1;display:grid;place-items:center;overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.hero-img img{max-height:88%;object-fit:contain}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:12px 24px;font-weight:600;cursor:pointer;background:var(--gold);color:#fff;transition:.2s}
.btn:hover{filter:brightness(1.06)}
.btn.green{background:var(--green)}.btn.ghost{background:transparent;border:1.5px solid var(--green);color:var(--green)}
.btn.light{background:#fff;color:var(--green)}
.btn:disabled{opacity:.5;cursor:not-allowed}
/* sections */
.sec{margin:44px 0}.sec-hd{display:flex;justify-content:space-between;align-items:end;margin-bottom:18px}
.sec-hd h2{font-size:28px;margin:0}.sec-hd a{color:var(--gold);font-weight:600}
.catgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.catcard{background:var(--cream);border-radius:var(--r);padding:16px;display:flex;align-items:center;gap:14px;transition:.2s}
.catcard:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(24,63,41,.08)}
.catcard img{width:64px;height:64px;object-fit:contain;border-radius:10px;background:#fff}
.catcard b{color:var(--green);font-size:15px;line-height:1.3}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.card:hover{box-shadow:0 10px 26px rgba(24,63,41,.10);transform:translateY(-2px)}
.card .ph{aspect-ratio:1;background:var(--white);display:grid;place-items:center;padding:14px}
.card .ph img{max-height:100%;object-fit:contain}
.card .bd{padding:12px 14px 16px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h3{font-family:'Be Vietnam Pro';font-size:15px;font-weight:600;color:var(--ink);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.price{color:var(--wood);font-weight:700;font-size:17px}.price s{color:var(--muted);font-weight:400;font-size:13px;margin-left:6px}
.tag{font-size:12px;color:var(--muted)}.tag.out{color:#a33}
.card .btn{margin-top:auto;padding:9px 14px;font-size:14px}
.empty{padding:40px;text-align:center;background:var(--cream);border-radius:var(--r);color:var(--muted)}
/* listing */
.listing{display:grid;grid-template-columns:240px 1fr;gap:28px;margin:28px 0}
.filters{background:var(--cream);border-radius:var(--r);padding:18px;align-self:start;position:sticky;top:130px}
.filters h4{margin:0 0 8px;color:var(--green)}.filters label{display:block;font-size:14px;margin:4px 0}
.filters input[type=number]{width:100%;padding:7px 10px;border:1px solid var(--line);border-radius:8px;margin:3px 0}
.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.toolbar select{padding:8px 12px;border:1px solid var(--line);border-radius:10px;background:#fff}
/* product */
.pd{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin:28px 0}
.gal-main{background:#fff;border:1px solid var(--line);border-radius:18px;aspect-ratio:1;display:grid;place-items:center;overflow:hidden;cursor:zoom-in;position:relative}
.gal-main img,.gal-main video{max-height:94%;max-width:94%;object-fit:contain;transition:transform .3s}
.gal-main.zoom img{transform:scale(1.9);cursor:zoom-out}
.thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.thumbs button{width:72px;height:72px;border:1.5px solid var(--line);border-radius:10px;background:#fff;padding:4px;cursor:pointer}
.thumbs button.on{border-color:var(--gold)}.thumbs img{width:100%;height:100%;object-fit:contain}
.thumbs .vid{font-size:22px;color:var(--green)}
.pd h1{font-size:30px}
.pd .price{font-size:26px;margin:8px 0}
.meta{display:grid;grid-template-columns:120px 1fr;gap:6px 12px;font-size:14px;margin:14px 0}
.meta span:nth-child(odd){color:var(--muted)}
.vars{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
.vars button{border:1.5px solid var(--line);background:#fff;border-radius:10px;padding:8px 12px;cursor:pointer}
.vars button.on{border-color:var(--green);background:var(--cream);color:var(--green);font-weight:600}
.qty{display:inline-flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.qty button{border:0;background:var(--cream);width:36px;cursor:pointer;font-size:18px}.qty input{width:44px;text-align:center;border:0}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}
.tabs{margin:20px 0 40px}.tabs h3{font-size:20px;margin-top:26px}
.warn{background:#fbf3e4;border-left:4px solid var(--gold);padding:12px 16px;border-radius:8px}
/* cart/checkout */
.two{display:grid;grid-template-columns:1.5fr 1fr;gap:28px;margin:28px 0}
.line{display:grid;grid-template-columns:72px 1fr auto auto;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}
.line img{width:72px;height:72px;object-fit:contain;background:#fff;border:1px solid var(--line);border-radius:10px}
.rm{border:0;background:none;color:#a33;cursor:pointer}
.box{background:var(--cream);border-radius:var(--r);padding:20px}
.sum div{display:flex;justify-content:space-between;margin:6px 0}.sum .tot{font-size:20px;font-weight:700;color:var(--wood);border-top:1px solid var(--line);padding-top:10px}
.form label{display:block;font-size:14px;font-weight:500;margin:12px 0 4px}
.form input,.form textarea{width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:10px;background:#fff}
.pay{display:flex;flex-direction:column;gap:8px;margin-top:8px}
.pay label{display:flex;gap:10px;align-items:flex-start;background:#fff;border:1.5px solid var(--line);border-radius:10px;padding:12px;margin:0;cursor:pointer;font-weight:400}
.pay label.dis{opacity:.5;cursor:not-allowed}
.err{color:#a33;font-size:14px;margin-top:8px}
.ok-box{text-align:center;padding:30px;max-width:640px;margin:30px auto}
.qr img{width:260px;margin:12px auto;border-radius:12px;background:#fff;padding:8px}
.policy{max-width:800px;margin:30px auto 60px}
/* footer */
.ft{background:var(--green);color:#e9e2cf;margin-top:60px}
.ft-in{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:30px;padding:40px 20px}
.ft h4{color:var(--gold);margin:0 0 10px}.ft a{display:block;margin:4px 0;color:#e9e2cf}.ft .muted{color:#bdb6a2}
.copy{border-top:1px solid rgba(255,255,255,.12);padding:14px 20px;font-size:13px;color:#bdb6a2}
/* AI */
.ai-fab{position:fixed;right:20px;bottom:20px;z-index:30;background:var(--green);color:#fff;border:0;border-radius:999px;padding:12px 18px;font-weight:600;box-shadow:0 10px 26px rgba(0,0,0,.25);cursor:pointer}
.ai-box{position:fixed;right:20px;bottom:20px;z-index:31;width:370px;max-width:calc(100vw - 24px);height:560px;max-height:calc(100vh - 40px);background:var(--white);border-radius:18px;box-shadow:0 20px 50px rgba(0,0,0,.3);display:flex;flex-direction:column;overflow:hidden}
.ai-hd{background:var(--green);color:#fff;padding:14px 16px;display:flex;justify-content:space-between;align-items:center}
.ai-hd small{display:block;color:#d9cfb5;font-size:11px}.ai-hd button{background:none;border:0;color:#fff;font-size:26px;cursor:pointer}
.ai-log{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px}
.msg{max-width:85%;padding:9px 13px;border-radius:14px;font-size:14px;white-space:pre-wrap}
.msg.me{align-self:flex-end;background:var(--green);color:#fff;border-bottom-right-radius:4px}
.msg.bot{align-self:flex-start;background:var(--cream);border-bottom-left-radius:4px}
.mini{display:flex;gap:10px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px;font-size:13px}
.mini img{width:48px;height:48px;object-fit:contain}.mini b{display:block}
.mini .btn{padding:5px 10px;font-size:12px;margin-left:auto}
.ai-form{display:flex;border-top:1px solid var(--line)}.ai-form input{flex:1;border:0;padding:12px;outline:0;background:transparent}.ai-form button{border:0;background:var(--gold);color:#fff;padding:0 18px;font-weight:600;cursor:pointer}
.ai-note{margin:0;padding:6px 12px 8px;font-size:11px;color:var(--muted);background:var(--white)}
.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;z-index:40}
@media (max-width:900px){
 .hero{grid-template-columns:1fr}.hero-txt{padding:32px}.hero h1{font-size:30px}.hero-img{padding:0 24px 24px}
 .grid{grid-template-columns:repeat(2,1fr);gap:12px}.catgrid{grid-template-columns:repeat(2,1fr)}
 .listing,.pd,.two{grid-template-columns:1fr}.filters{position:static}
 .ft-in{grid-template-columns:1fr}
 .hd-in{flex-wrap:wrap;height:auto;padding:10px 20px;gap:10px}.search{order:3;max-width:none;flex-basis:100%}
}
.card .ph{overflow:hidden;position:relative}.card .ph img{position:absolute;inset:14px;width:calc(100% - 28px);height:calc(100% - 28px);object-fit:contain;max-height:none}
.hero-img div{position:relative}.hero-img img{position:absolute;inset:6%;width:88%;height:88%;object-fit:contain;max-height:none}
.gal-main img{width:94%;height:94%;object-fit:contain;max-height:none}
/* thư viện ảnh vuốt */
.gal{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}
.swipe{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.swipe::-webkit-scrollbar{display:none}
.swipe figure{flex:0 0 100%;margin:0;scroll-snap-align:center;aspect-ratio:1;display:grid;place-items:center}
.swipe figure img{width:100%;height:100%;object-fit:contain;cursor:zoom-in}
.gal .nav,.lb .nav{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:0;background:rgba(255,252,247,.92);color:var(--green);font-size:28px;line-height:1;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.15)}
.gal .prev,.lb .prev{left:12px}.gal .next,.lb .next{right:12px}
.gal .count{position:absolute;right:14px;bottom:12px;background:rgba(24,63,41,.85);color:#fff;font-size:13px;padding:3px 10px;border-radius:999px}
.thumbs{overflow-x:auto;flex-wrap:nowrap;scrollbar-width:thin}
.thumbs button{flex:0 0 72px}
.lb{position:fixed;inset:0;z-index:60;background:rgba(10,20,14,.94);display:flex;align-items:center}
.lb .swipe{width:100%;height:100%}.lb .swipe figure{aspect-ratio:auto;height:100%}
.lb .swipe figure img{max-width:min(92vw,900px);max-height:88vh;width:auto;height:auto;cursor:default}
.lb-x{position:absolute;top:14px;right:18px;z-index:2;background:none;border:0;color:#fff;font-size:42px;cursor:pointer}
.zalo-fab{position:fixed;left:20px;bottom:20px;z-index:30;background:#0068ff;color:#fff;border-radius:999px;padding:10px 18px;font-weight:700;box-shadow:0 10px 26px rgba(0,0,0,.25);display:flex;flex-direction:column;align-items:center;line-height:1.1}
.zalo-fab small{font-weight:500;font-size:11px;opacity:.9}
.pay input[type=radio]{width:18px;height:18px;flex:0 0 18px;margin-top:3px}
.pay label>span{flex:1}