/* Thit Bo Nhap Khau. Palette: cream #faeed5, red #b52d1c, gold #ffe259, orange #ffa751, ink. */
:root{--red:#109121;--red-dk:#0b6e19;--gold:#9fe8ad;--gold-ink:#8a6a1e;--orange:#1db954;--cream:#f1faf2;--ink:#2a1c14;--muted:#6b5a4d;--white:#fff;
  --maxw:1180px;--radius:16px;--shadow-sm:0 2px 10px rgba(0,0,0,.08);--shadow-md:0 14px 34px rgba(140,33,20,.18);
  --font-display:"Space Grotesk",Arial,sans-serif;--font-body:"Inter",Arial,sans-serif;}
*{box-sizing:border-box;}
body{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;}
input,textarea,select,[contenteditable=true]{-webkit-user-select:text;user-select:text;}
img{-webkit-user-drag:none;max-width:100%;}
html{scroll-behavior:smooth;}
body{margin:0;font-family:var(--font-body);color:var(--ink);background:var(--cream);}
a{color:inherit;text-decoration:none;}.wow{visibility:visible;}
.inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;width:100%;}
h1,h2,h3,h4{font-family:var(--font-display);}
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:3px solid var(--red);box-shadow:var(--shadow-sm);}
.hdr{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:62px;}
.brand img{height:42px;}
.main-nav{display:flex;align-items:center;gap:22px;}
.main-nav a{font-weight:600;font-size:15px;color:var(--ink);}
.main-nav a:hover{color:var(--red);}
.hdr-cta{display:inline-flex;align-items:center;gap:9px;min-height:44px;background:var(--red-dk);color:#fff;font-weight:700;padding:8px 18px;border-radius:999px;}
.hdr-cta:hover{background:var(--red-dk);}
.hdr-cta .ic{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;background:#fff;color:var(--red);flex:0 0 30px;}
.nav-toggle{display:none;background:none;border:0;color:var(--red);cursor:pointer;padding:6px;}
.hero{position:relative;color:#fff;overflow:hidden;background:#2a1c14;}
.hero>img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5;}
.hero .inner{position:relative;z-index:2;padding:64px 20px;text-align:center;}
.hero .eyebrow{color:var(--gold);font-weight:700;letter-spacing:1px;text-transform:uppercase;}
.hero h1{font-size:clamp(28px,4.6vw,46px);margin:10px 0 14px;line-height:1.1;text-transform:uppercase;}
.hero h1 span{color:var(--gold);}
.hero p{color:#f5ece0;max-width:720px;margin:0 auto 20px;line-height:1.7;}
.price-row{display:flex;gap:12px;align-items:baseline;justify-content:center;margin-bottom:10px;}
.price-row .new{font-family:var(--font-display);font-weight:700;font-size:38px;color:var(--gold);}
.price-row .old{font-size:18px;color:#d7c9ba;text-decoration:line-through;}
.countdown{display:flex;gap:10px;justify-content:center;margin:16px 0 22px;}
.cd{background:rgba(255,255,255,.1);border:1px solid var(--gold);border-radius:10px;padding:8px 12px;min-width:58px;text-align:center;}
.cd .n{font-family:var(--font-display);font-weight:700;font-size:24px;color:#fff;}
.cd .l{font-size:11px;color:#d7c9ba;text-transform:uppercase;}
.btn-primary{display:inline-block;background:var(--red);color:#fff;font-weight:700;padding:14px 32px;border-radius:999px;text-transform:uppercase;box-shadow:0 6px 18px rgba(181,45,28,.45);}
.btn-primary:hover{background:var(--red-dk);}
.sec{padding:56px 0;}.sec.alt{background:#fff;}
.sec-title{text-align:center;font-size:clamp(24px,3.4vw,34px);margin:0 0 6px;text-transform:uppercase;color:var(--red);}
.sec-sub{text-align:center;color:var(--muted);max-width:760px;margin:0 auto 30px;line-height:1.7;}
.feature{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;margin-bottom:34px;}
.feature:nth-child(even) .fimg{order:2;}
.feature img{width:100%;border-radius:var(--radius);box-shadow:var(--shadow-md);}
.feature h3{color:var(--red);font-size:22px;margin:0 0 12px;}
.feature p{color:var(--muted);line-height:1.8;margin:0;}
.prods{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.prod{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);text-align:center;}
.prod img{width:100%;height:240px;object-fit:cover;}
.prod .b{padding:18px;}
.prod h3{color:var(--ink);font-size:17px;margin:0 0 8px;}
.prod .price{margin-bottom:12px;}.prod .price .new{color:var(--red);font-weight:700;font-size:22px;}.prod .price .old{color:#6b6b6b;text-decoration:line-through;margin-left:8px;}
.prod .buy{display:inline-block;background:var(--red-dk);color:#fff;font-weight:700;padding:10px 22px;border-radius:999px;font-size:14px;}
.prod .buy:hover{background:var(--red-dk);}
.contact-sec{padding:56px 0;background:#2a1c14;color:#fff;}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;}
.contact-card{background:#3a271b;border-radius:var(--radius);padding:26px;}
.contact-card h3{color:var(--gold);margin:0 0 16px;}
.contact-row{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;}
.contact-row .ic{width:42px;height:42px;border-radius:50%;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;flex:0 0 42px;}
.contact-row .ic svg{width:20px;height:20px;}.contact-row b{display:block;}.contact-row span{color:#e4d8cb;font-size:14px;}
.lead-form input,.lead-form textarea{width:100%;padding:12px 14px;margin-bottom:12px;border:1px solid #5a4537;border-radius:8px;font-size:14px;font-family:inherit;background:#241810;color:#fff;}
.lead-form input::placeholder,.lead-form textarea::placeholder{color:#a89483;}
.lead-form input:focus,.lead-form textarea:focus{outline:2px solid var(--gold);border-color:var(--gold);}
.lead-form textarea{resize:none;height:84px;}
.lead-form .submit{width:100%;padding:13px;background:var(--red);color:#fff;font-weight:700;border:0;border-radius:8px;cursor:pointer;font-size:15px;}
.lead-form .submit:hover{background:var(--red-dk);}
.form-alert{text-align:center;margin:8px 0 0;font-weight:600;min-height:18px;color:#8fe0a0;}
.site-footer{background:#1c120c;color:#fff;padding:44px 0 22px;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px;}
.foot-logo img{height:56px;margin-bottom:12px;}
.site-footer h4{color:var(--gold);text-transform:uppercase;font-size:15px;margin:0 0 14px;}
.site-footer ul{padding:0;margin:0;}.site-footer li{list-style:none;margin:0 0 9px;opacity:.9;}
.foot-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:26px;padding-top:16px;text-align:center;font-size:13px;opacity:.75;}
.fab{position:fixed;right:20px;z-index:60;width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(0,0,0,.4);transition:transform .18s;}
.fab:hover{transform:scale(1.08);}
.fab-call{bottom:20px;background:var(--red);color:#fff;animation:pls 1.6s infinite;}.fab-call svg{width:28px;height:28px;}
.fab-zalo{bottom:88px;background:#fff;border:2px solid #0068ff;}.fab-zalo svg{width:40px;height:40px;}
@keyframes pls{0%{box-shadow:0 0 0 0 rgba(181,45,28,.55);}70%{box-shadow:0 0 0 16px rgba(181,45,28,0);}100%{box-shadow:0 0 0 0 rgba(181,45,28,0);}}
@media(max-width:860px){
  .nav-toggle{display:inline-flex;order:3;}
  .main-nav{position:absolute;top:62px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 16px;display:none;box-shadow:var(--shadow-md);}
  .main-nav.open{display:flex;}.main-nav a{padding:12px 0;border-bottom:1px solid #eee;}
  .hdr-cta{order:2;}
  .feature,.prods,.contact-grid,.foot-grid{grid-template-columns:1fr;}
  .feature:nth-child(even) .fimg{order:0;}
}