/* ============================================================
   BÀ LOAN — Design System
   Đen · Vàng · Đỏ · Cinematic
   ============================================================ */

:root{
  /* nền */
  --ink:        #07060a;
  --ink-1:      #0c0a11;
  --ink-2:      #12101a;
  --panel:      #161320;
  --panel-2:    #1d1927;
  --line:       rgba(224,182,87,.16);
  --line-soft:  rgba(255,255,255,.07);

  /* vàng */
  --gold:       #e2b95c;
  --gold-lite:  #f8e3a8;
  --gold-deep:  #a97d1c;
  --gold-grad:  linear-gradient(103deg,#a97d1c 0%,#e2b95c 22%,#fbeec0 48%,#e2b95c 74%,#9c7317 100%);

  /* đỏ */
  --red:        #d5202b;
  --red-lite:   #ff4a3d;
  --red-deep:   #8c0f18;
  --red-grad:   linear-gradient(120deg,#8c0f18,#d5202b 55%,#ff4a3d);

  /* chữ */
  --tx:         #f3efe6;
  --tx-soft:    #b9b2a5;
  --tx-dim:     #7d7668;

  --r-sm: 8px;  --r: 14px;  --r-lg: 22px;  --r-pill: 999px;
  --shadow:     0 24px 60px -22px rgba(0,0,0,.9);
  --shadow-gold:0 0 0 1px rgba(224,182,87,.28), 0 18px 46px -20px rgba(224,182,87,.35);

  --wrap: 1280px;
  --head-h: 84px;
  --ease: cubic-bezier(.22,.68,.24,1);
  --ease-out: cubic-bezier(.16,1,.3,1);

  --f-display: "Playfair Display", "Times New Roman", serif;
  --f-body: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*,*::before,*::after{ box-sizing:border-box }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth }
body{
  margin:0; background:var(--ink); color:var(--tx);
  font-family:var(--f-body); font-size:15.5px; line-height:1.62;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
body.no-scroll{ overflow:hidden }
img{ max-width:100%; display:block }
a{ color:inherit; text-decoration:none }
button{ font:inherit; color:inherit; background:none; border:0; cursor:pointer }
input,select,textarea{ font:inherit; color:inherit }
h1,h2,h3,h4{ font-family:var(--f-display); font-weight:700; line-height:1.14; margin:0; letter-spacing:.2px }
.wrap{ width:min(100% - 32px, var(--wrap)); margin-inline:auto }
.sr{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0) }

/* ---------- nền phim: hạt nhiễu + ánh sáng ---------- */
.grain{
  position:fixed; inset:-120%; z-index:9998; pointer-events:none; opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 1.1s steps(3) infinite; mix-blend-mode:overlay;
}
@keyframes grain{ 0%{transform:translate(0,0)} 33%{transform:translate(-3%,2%)} 66%{transform:translate(2%,-3%)} 100%{transform:translate(0,0)} }
.glow-top{
  position:fixed; inset:-30vh 0 auto 0; height:70vh; z-index:0; pointer-events:none;
  background:radial-gradient(60% 60% at 50% 40%, rgba(213,32,43,.16), transparent 70%);
}

/* ---------- nút ---------- */
.btn{
  --bg:var(--gold-grad); position:relative; display:inline-flex; align-items:center; justify-content:center;
  gap:9px; padding:13px 26px; border-radius:var(--r-pill); font-weight:700; font-size:14px;
  letter-spacing:.4px; color:#1a1206; background:var(--bg); overflow:hidden; isolation:isolate;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), filter .35s var(--ease);
  box-shadow:0 12px 30px -14px rgba(224,182,87,.75);
}
.btn::after{
  content:""; position:absolute; inset:0; z-index:-1; transform:translateX(-120%);
  background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.7) 50%,transparent 70%);
  transition:transform .8s var(--ease-out);
}
.btn:hover{ transform:translateY(-2px); filter:brightness(1.06) }
.btn:hover::after{ transform:translateX(120%) }
.btn-red{ --bg:var(--red-grad); color:#fff; box-shadow:0 12px 30px -14px rgba(213,32,43,.9) }
.btn-ghost{
  background:transparent; color:var(--gold); border:1px solid rgba(224,182,87,.4); box-shadow:none;
}
.btn-ghost:hover{ background:rgba(224,182,87,.09); border-color:var(--gold) }
.btn-lg{ padding:16px 34px; font-size:15px }
.btn-block{ width:100% }

/* ---------- header ---------- */
.hd{
  position:fixed; top:0; left:0; right:0; z-index:900; transition:all .45s var(--ease);
  background:linear-gradient(180deg, rgba(7,6,10,.94), rgba(7,6,10,.55) 70%, transparent);
  backdrop-filter:blur(2px);
}
.hd.solid{
  background:rgba(9,8,13,.93); backdrop-filter:blur(18px) saturate(1.2);
  border-bottom:1px solid var(--line);
}
.hd-top{
  font-size:12.5px; letter-spacing:.6px; color:#f6e6bd; background:var(--red-deep);
  border-bottom:1px solid rgba(224,182,87,.24); overflow:hidden;
}
.hd-top .wrap{ display:flex; align-items:center; justify-content:space-between; height:34px; gap:16px }
.ticker{ flex:1; overflow:hidden; white-space:nowrap; -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent) }
.ticker span{ display:inline-block; padding-right:60px; animation:tick 26s linear infinite }
@keyframes tick{ from{transform:translateX(0)} to{transform:translateX(-50%)} }
.hd-top .tel{ font-weight:700; color:var(--gold-lite); white-space:nowrap }

.hd-bar{ display:flex; align-items:center; gap:22px; height:var(--head-h); transition:height .4s var(--ease) }
.hd.solid .hd-bar{ height:70px }
.logo{ display:flex; align-items:center; gap:11px; flex:none }
.logo-mark{
  width:42px; height:42px; border-radius:50%; display:grid; place-items:center; flex:none;
  background:var(--gold-grad); color:#1a1206; font-family:var(--f-display); font-weight:900; font-size:19px;
  box-shadow:0 0 0 1px rgba(255,255,255,.18), 0 8px 22px -10px rgba(224,182,87,.8);
}
.logo-tx{ line-height:1 }
.logo-tx b{
  display:block; font-family:var(--f-display); font-size:22px; letter-spacing:2.5px;
  background:var(--gold-grad); -webkit-background-clip:text; background-clip:text; color:transparent;
}
.logo-tx i{ display:block; font-style:normal; font-size:9.5px; letter-spacing:3.4px; color:var(--tx-dim); margin-top:3px }

.nav{ display:flex; align-items:center; gap:3px; margin-left:auto }
.nav a, .nav button{
  position:relative; padding:10px 14px; font-size:13.5px; font-weight:600; letter-spacing:.3px;
  color:var(--tx-soft); border-radius:var(--r-sm); transition:color .3s, background .3s;
  display:inline-flex; align-items:center; gap:6px; white-space:nowrap;
}
.nav a:hover, .nav button:hover, .nav a.on{ color:var(--gold-lite); background:rgba(224,182,87,.08) }
.nav a::after{
  content:""; position:absolute; left:14px; right:14px; bottom:4px; height:1px;
  background:var(--gold); transform:scaleX(0); transform-origin:left; transition:transform .4s var(--ease);
}
.nav a:hover::after, .nav a.on::after{ transform:scaleX(1) }

.hd-act{ display:flex; align-items:center; gap:8px; flex:none }
.icon-btn{
  position:relative; width:42px; height:42px; border-radius:50%; display:grid; place-items:center;
  border:1px solid var(--line-soft); color:var(--tx-soft); transition:all .3s var(--ease);
}
.icon-btn:hover{ color:var(--gold); border-color:rgba(224,182,87,.5); background:rgba(224,182,87,.07) }
.icon-btn .cnt{
  position:absolute; top:-3px; right:-3px; min-width:19px; height:19px; padding:0 5px; border-radius:var(--r-pill);
  background:var(--red); color:#fff; font-size:11px; font-weight:700; display:grid; place-items:center;
  box-shadow:0 0 0 2px var(--ink);
}
.burger{ display:none }

/* mega menu danh mục */
.mega{
  position:absolute; left:0; right:0; top:100%; opacity:0; visibility:hidden; transform:translateY(-8px);
  transition:all .38s var(--ease); background:rgba(12,10,17,.98); backdrop-filter:blur(20px);
  border-top:1px solid var(--line); border-bottom:1px solid var(--line); box-shadow:var(--shadow);
}
.mega.open{ opacity:1; visibility:visible; transform:translateY(0) }
.mega-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:2px 26px; padding:26px 0 30px }
.mega-grid a{
  padding:9px 12px; font-size:13.5px; color:var(--tx-soft); border-radius:var(--r-sm);
  border-left:2px solid transparent; transition:all .28s;
}
.mega-grid a:hover{ color:var(--gold-lite); background:rgba(224,182,87,.06); border-left-color:var(--gold) }

/* drawer mobile */
.mnav{
  position:fixed; inset:0 0 0 auto; width:min(86vw,340px); z-index:960; background:var(--ink-1);
  border-left:1px solid var(--line); transform:translateX(100%); transition:transform .5s var(--ease-out);
  overflow-y:auto; padding:22px 20px 40px;
}
.mnav.open{ transform:none }
.mnav h4{ font-size:12px; letter-spacing:2.4px; color:var(--gold); text-transform:uppercase; margin:24px 0 8px }
.mnav a{ display:block; padding:11px 4px; border-bottom:1px solid var(--line-soft); font-size:14.5px; color:var(--tx-soft) }
.mnav a:hover{ color:var(--gold-lite) }

/* ---------- hero cinematic ---------- */
.hero{ position:relative; min-height:100svh; display:grid; align-items:center; overflow:hidden; isolation:isolate }
.hero-bg{ position:absolute; inset:0; z-index:-2 }
.hero-bg i{
  position:absolute; inset:0; background-size:cover; background-position:center; opacity:0;
  transform:scale(1.16); animation:kb 24s infinite;
}
.hero-bg i:nth-child(1){ animation-delay:0s } .hero-bg i:nth-child(2){ animation-delay:8s } .hero-bg i:nth-child(3){ animation-delay:16s }
@keyframes kb{ 0%{opacity:0;transform:scale(1.18)} 6%{opacity:.62} 33%{opacity:.62} 40%{opacity:0} 100%{opacity:0;transform:scale(1.02)} }
.hero-bg::after{
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(120% 90% at 22% 45%, rgba(7,6,10,.5), rgba(7,6,10,.93) 62%),
    linear-gradient(180deg, rgba(7,6,10,.86), rgba(7,6,10,.28) 40%, rgba(7,6,10,.98));
}
.bars{ position:absolute; left:0; right:0; height:7vh; background:var(--ink); z-index:2 }
.bars.t{ top:0; animation:barIn 1.5s var(--ease-out) both } .bars.b{ bottom:0; animation:barIn 1.5s var(--ease-out) both }
@keyframes barIn{ from{height:22vh} to{height:7vh} }

.hero-in{ position:relative; z-index:3; padding:14vh 0 12vh; max-width:760px }
.kicker{
  display:inline-flex; align-items:center; gap:12px; font-size:11.5px; letter-spacing:4.6px;
  text-transform:uppercase; color:var(--gold); margin-bottom:22px; font-weight:600;
}
.kicker::before{ content:""; width:46px; height:1px; background:var(--gold-grad) }
.hero h1{ font-size:clamp(44px,7.4vw,90px); letter-spacing:-.5px }
.hero h1 em{
  font-style:italic; background:var(--gold-grad); -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero p{ color:var(--tx-soft); font-size:clamp(15px,1.5vw,18px); max-width:540px; margin:22px 0 34px }
.hero-cta{ display:flex; gap:14px; flex-wrap:wrap }
.hero-stats{ display:flex; gap:38px; margin-top:56px; flex-wrap:wrap }
.hero-stats div b{ display:block; font-family:var(--f-display); font-size:32px; color:var(--gold-lite) }
.hero-stats div span{ font-size:12px; letter-spacing:1.6px; text-transform:uppercase; color:var(--tx-dim) }
.scroll-cue{
  position:absolute; bottom:calc(7vh + 22px); left:50%; transform:translateX(-50%); z-index:3;
  font-size:10.5px; letter-spacing:3px; color:var(--tx-dim); text-transform:uppercase; text-align:center;
}
.scroll-cue::after{ content:""; display:block; width:1px; height:44px; margin:10px auto 0; background:linear-gradient(var(--gold),transparent); animation:cue 2.2s var(--ease) infinite }
@keyframes cue{ 0%,100%{opacity:.25;transform:scaleY(.5)} 50%{opacity:1;transform:scaleY(1)} }

/* trang con: banner nhỏ */
.pgh{ position:relative; padding:calc(var(--head-h) + 92px) 0 54px; overflow:hidden; isolation:isolate; border-bottom:1px solid var(--line) }
.pgh::before{
  content:""; position:absolute; inset:0; z-index:-1; background-size:cover; background-position:center;
  opacity:.26; transform:scale(1.06); animation:slowzoom 22s var(--ease) infinite alternate;
}
@keyframes slowzoom{ to{transform:scale(1.16)} }
.pgh::after{ content:""; position:absolute; inset:0; z-index:-1; background:linear-gradient(180deg,rgba(7,6,10,.9),rgba(7,6,10,.75) 40%,var(--ink)) }
.pgh h1{ font-size:clamp(32px,5vw,54px) }
.crumb{ font-size:12.5px; color:var(--tx-dim); margin-bottom:14px; display:flex; gap:9px; flex-wrap:wrap; align-items:center }
.crumb a:hover{ color:var(--gold) }
.crumb i{ font-style:normal; color:var(--gold-deep) }

/* ---------- tiêu đề mục ---------- */
.sec{ padding:64px 0; position:relative }
.sec-hd{ display:flex; align-items:flex-end; justify-content:space-between; gap:20px; margin-bottom:30px; flex-wrap:wrap }
.sec-hd h2{ font-size:clamp(25px,3.4vw,38px) }
.sec-hd h2 span{ background:var(--gold-grad); -webkit-background-clip:text; background-clip:text; color:transparent }
.sec-hd .k{ font-size:11px; letter-spacing:4px; text-transform:uppercase; color:var(--red-lite); font-weight:700; margin-bottom:9px; display:block }
.sec-hd .more{ font-size:13px; color:var(--gold); letter-spacing:.6px; display:inline-flex; gap:8px; align-items:center; white-space:nowrap }
.sec-hd .more:hover{ gap:14px } .sec-hd .more{ transition:gap .3s var(--ease) }
.rule{ height:1px; background:linear-gradient(90deg,var(--line),transparent); margin-bottom:30px }

/* ---------- lưới / hàng cuộn sản phẩm ---------- */
.grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(216px,1fr)); gap:20px }
.rail{
  display:grid; grid-auto-flow:column; grid-auto-columns:minmax(216px,1fr); gap:18px;
  overflow-x:auto; scroll-snap-type:x mandatory; padding-bottom:10px; scrollbar-width:none;
}
.rail::-webkit-scrollbar{ display:none }
.rail > *{ scroll-snap-align:start }
.rail-wrap{ position:relative }
.rail-nav{
  position:absolute; top:calc(50% - 34px); width:44px; height:44px; border-radius:50%; z-index:5;
  background:rgba(12,10,17,.9); border:1px solid var(--line); color:var(--gold); display:grid; place-items:center;
  backdrop-filter:blur(8px); transition:all .3s; opacity:0;
}
.rail-wrap:hover .rail-nav{ opacity:1 }
.rail-nav:hover{ background:var(--gold); color:#1a1206 }
.rail-nav.p{ left:-14px } .rail-nav.n{ right:-14px }

/* thẻ sản phẩm */
.card{
  position:relative; background:linear-gradient(170deg,var(--panel),var(--ink-2)); border:1px solid var(--line-soft);
  border-radius:var(--r); overflow:hidden; display:flex; flex-direction:column;
  transition:transform .45s var(--ease), border-color .45s, box-shadow .45s;
}
.card:hover{ transform:translateY(-6px); border-color:rgba(224,182,87,.45); box-shadow:var(--shadow-gold) }
.card-th{ position:relative; display:block; aspect-ratio:1/1; overflow:hidden; background:var(--ink-2) }
.card-th i{
  position:absolute; inset:0; background-size:cover; background-position:center;
  transition:transform .9s var(--ease-out), filter .5s;
}
.card:hover .card-th i{ transform:scale(1.09) }
.card-th::after{ content:""; position:absolute; inset:0; background:linear-gradient(180deg,transparent 55%,rgba(7,6,10,.65)) }
.badge{
  position:absolute; top:10px; left:10px; z-index:2; padding:5px 11px; border-radius:var(--r-pill);
  background:var(--red-grad); color:#fff; font-size:11.5px; font-weight:800; letter-spacing:.4px;
  box-shadow:0 6px 18px -8px rgba(213,32,43,.9);
}
.quick{
  position:absolute; right:10px; bottom:10px; z-index:3; width:38px; height:38px; border-radius:50%;
  background:rgba(12,10,17,.86); border:1px solid var(--line); color:var(--gold); display:grid; place-items:center;
  opacity:0; transform:translateY(8px); transition:all .38s var(--ease); backdrop-filter:blur(6px);
}
.card:hover .quick{ opacity:1; transform:none }
.quick:hover{ background:var(--gold); color:#1a1206 }
.card-bd{ padding:14px 15px 16px; display:flex; flex-direction:column; gap:9px; flex:1 }
.card-nm{
  font-size:14px; font-weight:600; line-height:1.42; color:var(--tx); min-height:40px;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.card:hover .card-nm{ color:var(--gold-lite) }
.card-pr{ display:flex; align-items:baseline; gap:9px; flex-wrap:wrap; margin-top:auto }
.pr-now{ font-family:var(--f-display); font-size:19px; font-weight:700; color:var(--gold-lite) }
.pr-old{ font-size:12.5px; color:var(--tx-dim); text-decoration:line-through }
.card-bt{ margin-top:4px; display:flex; gap:8px }
.card-bt .btn{ padding:10px 14px; font-size:12.5px; flex:1 }

/* ---------- dải danh mục ---------- */
.cats{ display:grid; grid-template-columns:repeat(auto-fill,minmax(150px,1fr)); gap:14px }
.cat{
  position:relative; padding:20px 16px; border-radius:var(--r); text-align:center; overflow:hidden;
  background:linear-gradient(165deg,var(--panel),var(--ink-2)); border:1px solid var(--line-soft);
  transition:all .42s var(--ease); font-size:13.5px; font-weight:600; color:var(--tx-soft);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:10px; min-height:112px;
}
.cat::before{
  content:""; position:absolute; inset:0; opacity:0; transition:opacity .42s;
  background:radial-gradient(90% 120% at 50% 120%, rgba(213,32,43,.35), transparent 70%);
}
.cat:hover{ transform:translateY(-4px); border-color:rgba(224,182,87,.45); color:var(--gold-lite) }
.cat:hover::before{ opacity:1 }
.cat em{ font-style:normal; font-size:24px; line-height:1; position:relative }
.cat span{ position:relative; line-height:1.35 }

/* ---------- dải cam kết ---------- */
.usp{ border-block:1px solid var(--line); background:linear-gradient(180deg,var(--ink-1),var(--ink)) }
.usp .wrap{ display:grid; grid-template-columns:repeat(auto-fit,minmax(190px,1fr)); gap:1px; background:var(--line-soft) }
.usp .u{ background:var(--ink-1); padding:30px 20px; text-align:center; transition:background .4s }
.usp .u:hover{ background:var(--panel) }
.usp .u em{ font-style:normal; font-size:26px; display:block; margin-bottom:10px }
.usp .u b{ display:block; font-size:14px; color:var(--gold-lite); margin-bottom:4px }
.usp .u span{ font-size:12.5px; color:var(--tx-dim) }

/* ---------- dải CTA ---------- */
.cta{ position:relative; overflow:hidden; isolation:isolate; padding:88px 0; text-align:center }
.cta::before{
  content:""; position:absolute; inset:0; z-index:-1; background-size:cover; background-position:center; opacity:.3;
  transform:scale(1.05); animation:slowzoom 20s var(--ease) infinite alternate;
}
.cta::after{ content:""; position:absolute; inset:0; z-index:-1; background:linear-gradient(180deg,rgba(7,6,10,.92),rgba(140,15,24,.4),rgba(7,6,10,.94)) }
.cta h2{ font-size:clamp(28px,4.4vw,50px); margin-bottom:16px }
.cta p{ color:var(--tx-soft); max-width:560px; margin:0 auto 30px }

/* ---------- footer ---------- */
.ft{ background:var(--ink-1); border-top:1px solid var(--line); padding:60px 0 0; margin-top:20px }
.ft-grid{ display:grid; grid-template-columns:1.5fr 1fr 1fr 1.3fr; gap:38px; padding-bottom:44px }
.ft h5{ font-size:11.5px; letter-spacing:3px; text-transform:uppercase; color:var(--gold); margin:0 0 16px }
.ft p, .ft li{ font-size:13.5px; color:var(--tx-dim); line-height:1.85 }
.ft ul{ list-style:none; margin:0; padding:0 }
.ft li a:hover{ color:var(--gold-lite) }
.ft .soc{ display:flex; gap:10px; margin-top:16px }
.ft .soc a{ width:38px; height:38px; border-radius:50%; border:1px solid var(--line); display:grid; place-items:center; color:var(--tx-soft); transition:all .3s }
.ft .soc a:hover{ color:#1a1206; background:var(--gold); border-color:var(--gold) }
.ft-bt{ border-top:1px solid var(--line-soft); padding:20px 0 30px; font-size:12.5px; color:var(--tx-dim) }
.ft-bt .wrap{ display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap }

/* ---------- POPUP nổi bật ---------- */
.ov{
  position:fixed; inset:0; z-index:980; background:rgba(4,3,7,.82); backdrop-filter:blur(9px);
  opacity:0; visibility:hidden; transition:opacity .4s var(--ease), visibility .4s;
}
.ov.open{ opacity:1; visibility:visible }

.modal{
  position:fixed; z-index:990; left:50%; top:50%; width:min(94vw,880px); max-height:90svh; overflow:auto;
  transform:translate(-50%,-46%) scale(.94); opacity:0; visibility:hidden;
  transition:transform .55s var(--ease-out), opacity .4s, visibility .4s;
  background:linear-gradient(165deg,var(--panel-2),var(--ink-1)); border-radius:var(--r-lg);
  border:1px solid rgba(224,182,87,.34); box-shadow:0 40px 100px -30px rgba(0,0,0,.95), 0 0 90px -40px rgba(224,182,87,.5);
}
.modal.open{ transform:translate(-50%,-50%) scale(1); opacity:1; visibility:visible }
.modal::before{
  content:""; position:absolute; inset:0; border-radius:var(--r-lg); pointer-events:none;
  background:linear-gradient(120deg,transparent 40%,rgba(224,182,87,.13),transparent 62%);
}
.modal-x{
  position:absolute; top:14px; right:14px; z-index:4; width:38px; height:38px; border-radius:50%;
  background:rgba(7,6,10,.7); border:1px solid var(--line); color:var(--tx-soft); display:grid; place-items:center; transition:all .3s;
}
.modal-x:hover{ color:#fff; background:var(--red); border-color:var(--red) }

/* popup xem nhanh sản phẩm */
.qv{ display:grid; grid-template-columns:.95fr 1fr; gap:0 }
.qv-img{ position:relative; background:var(--ink-2); aspect-ratio:1/1; overflow:hidden; border-radius:var(--r-lg) 0 0 var(--r-lg) }
.qv-img i{ position:absolute; inset:0; background-size:cover; background-position:center; animation:qvz 12s var(--ease) infinite alternate }
@keyframes qvz{ from{transform:scale(1)} to{transform:scale(1.09)} }
.qv-bd{ padding:34px 34px 30px; display:flex; flex-direction:column; gap:14px }
.qv-bd h3{ font-size:26px; line-height:1.24 }
.qv-cat{ font-size:11px; letter-spacing:3px; text-transform:uppercase; color:var(--red-lite); font-weight:700 }
.qv-pr{ display:flex; align-items:baseline; gap:12px; flex-wrap:wrap }
.qv-pr .now{ font-family:var(--f-display); font-size:32px; color:var(--gold-lite); font-weight:700 }
.qv-pr .old{ color:var(--tx-dim); text-decoration:line-through }
.qv-pr .off{ background:var(--red); color:#fff; font-size:12px; font-weight:700; padding:3px 10px; border-radius:var(--r-pill) }
.qv-bd p{ font-size:13.5px; color:var(--tx-soft); margin:0 }
.qv-act{ display:flex; gap:10px; margin-top:auto; flex-wrap:wrap }

/* bộ đếm số lượng */
.qty{ display:inline-flex; align-items:center; border:1px solid var(--line); border-radius:var(--r-pill); overflow:hidden; flex:none }
.qty button{ width:42px; height:46px; color:var(--gold); font-size:18px; transition:background .25s }
.qty button:hover{ background:rgba(224,182,87,.12) }
.qty input{ width:48px; height:46px; text-align:center; background:none; border:0; font-weight:700; color:var(--tx) }
.qty input::-webkit-outer-spin-button,.qty input::-webkit-inner-spin-button{ -webkit-appearance:none; margin:0 }

/* popup khuyến mãi chào mừng */
.promo{ width:min(94vw,760px); text-align:center }
.promo-in{ padding:52px 44px 46px; position:relative }
.promo-in::before{
  content:""; position:absolute; inset:16px; border:1px solid rgba(224,182,87,.32); border-radius:calc(var(--r-lg) - 6px); pointer-events:none;
}
.promo em{ font-style:normal; font-size:44px; display:block; margin-bottom:10px }
.promo h3{ font-size:clamp(26px,4vw,40px); margin-bottom:12px }
.promo h3 span{ background:var(--gold-grad); -webkit-background-clip:text; background-clip:text; color:transparent }
.promo p{ color:var(--tx-soft); max-width:440px; margin:0 auto 22px; font-size:14px }
.promo-code{
  display:inline-flex; align-items:center; gap:12px; padding:12px 20px; border-radius:var(--r-pill);
  border:1px dashed rgba(224,182,87,.5); background:rgba(224,182,87,.07); margin-bottom:24px;
  font-family:var(--f-display); font-size:22px; letter-spacing:3px; color:var(--gold-lite);
}
.promo small{ display:block; margin-top:16px; color:var(--tx-dim); font-size:12px }

/* ---------- giỏ hàng trượt ---------- */
.cart{
  position:fixed; inset:0 0 0 auto; width:min(94vw,430px); z-index:985; background:var(--ink-1);
  border-left:1px solid var(--line); transform:translateX(102%); transition:transform .55s var(--ease-out);
  display:flex; flex-direction:column;
}
.cart.open{ transform:none }
.cart-hd{ padding:22px 22px 16px; border-bottom:1px solid var(--line); display:flex; align-items:center; justify-content:space-between }
.cart-hd h3{ font-size:20px }
.cart-bd{ flex:1; overflow-y:auto; padding:16px 22px }
.cart-it{ display:grid; grid-template-columns:70px 1fr auto; gap:14px; padding:14px 0; border-bottom:1px solid var(--line-soft); align-items:center }
.cart-it i{ display:block; width:70px; height:70px; border-radius:var(--r-sm); background-size:cover; background-position:center; background-color:var(--ink-2) }
.cart-it b{ display:block; font-size:13.5px; font-weight:600; line-height:1.4 }
.cart-it .p{ color:var(--gold-lite); font-size:13.5px; font-weight:700; margin-top:4px }
.cart-it .rm{ color:var(--tx-dim); font-size:12px } .cart-it .rm:hover{ color:var(--red-lite) }
.cart-mini{ display:inline-flex; align-items:center; border:1px solid var(--line-soft); border-radius:var(--r-pill); margin-top:6px }
.cart-mini button{ width:26px; height:26px; color:var(--gold); font-size:14px } .cart-mini span{ width:26px; text-align:center; font-size:12.5px; font-weight:700 }
.cart-ft{ padding:20px 22px 26px; border-top:1px solid var(--line); background:var(--ink-2) }
.cart-sum{ display:flex; justify-content:space-between; align-items:baseline; margin-bottom:16px }
.cart-sum b{ font-family:var(--f-display); font-size:26px; color:var(--gold-lite) }
.cart-empty{ text-align:center; padding:60px 20px; color:var(--tx-dim) }
.cart-empty em{ font-style:normal; font-size:42px; display:block; margin-bottom:14px; opacity:.5 }

/* toast */
.toast{
  position:fixed; left:50%; bottom:28px; transform:translate(-50%,120%); z-index:995;
  background:linear-gradient(120deg,var(--panel-2),var(--ink-1)); border:1px solid rgba(224,182,87,.4);
  border-radius:var(--r-pill); padding:13px 24px; font-size:13.5px; font-weight:600; color:var(--gold-lite);
  box-shadow:var(--shadow); transition:transform .5s var(--ease-out); display:flex; align-items:center; gap:10px;
}
.toast.show{ transform:translate(-50%,0) }

/* ---------- trang danh mục ---------- */
.cat-lay{ display:grid; grid-template-columns:250px 1fr; gap:34px; align-items:start }
.side{ position:sticky; top:calc(var(--head-h) + 16px) }
.side h5{ font-size:11.5px; letter-spacing:3px; text-transform:uppercase; color:var(--gold); margin:0 0 14px }
.side a{ display:block; padding:9px 12px; font-size:13.5px; color:var(--tx-soft); border-radius:var(--r-sm); border-left:2px solid transparent; transition:all .28s }
.side a:hover{ background:rgba(224,182,87,.06); color:var(--gold-lite); border-left-color:var(--gold) }
.side a.on{ background:rgba(224,182,87,.1); color:var(--gold-lite); border-left-color:var(--gold); font-weight:600 }
.tools{ display:flex; justify-content:space-between; align-items:center; gap:14px; margin-bottom:22px; flex-wrap:wrap }
.tools .n{ font-size:13px; color:var(--tx-dim) }
select.sel{
  background:var(--panel); border:1px solid var(--line); color:var(--tx); padding:10px 14px;
  border-radius:var(--r-pill); font-size:13px; cursor:pointer;
}

/* ---------- trang sản phẩm ---------- */
.pd{ display:grid; grid-template-columns:1fr 1fr; gap:44px; align-items:start }
.pd-img{ position:relative; border-radius:var(--r-lg); overflow:hidden; aspect-ratio:1/1; border:1px solid var(--line); background:var(--ink-2) }
.pd-img i{ position:absolute; inset:0; background-size:cover; background-position:center; transition:transform 1s var(--ease-out) }
.pd-img:hover i{ transform:scale(1.07) }
.pd-bd h1{ font-size:clamp(26px,3.6vw,42px); margin-bottom:14px }
.pd-pr{ display:flex; align-items:baseline; gap:14px; flex-wrap:wrap; margin:18px 0 }
.pd-pr .now{ font-family:var(--f-display); font-size:40px; color:var(--gold-lite); font-weight:700 }
.pd-pr .old{ color:var(--tx-dim); text-decoration:line-through; font-size:17px }
.pd-act{ display:flex; gap:12px; flex-wrap:wrap; margin:24px 0 }
.pd-meta{ border-top:1px solid var(--line-soft); margin-top:26px; padding-top:22px; display:grid; gap:12px; font-size:13.5px; color:var(--tx-soft) }
.pd-meta div{ display:flex; gap:12px } .pd-meta b{ color:var(--gold); min-width:120px; font-weight:600 }
.tabs{ display:flex; gap:4px; border-bottom:1px solid var(--line); margin:50px 0 24px; flex-wrap:wrap }
.tabs button{ padding:13px 20px; font-size:13.5px; font-weight:600; color:var(--tx-dim); border-bottom:2px solid transparent; transition:all .3s }
.tabs button.on{ color:var(--gold-lite); border-bottom-color:var(--gold) }
.tab-p{ display:none; color:var(--tx-soft); font-size:14.5px; max-width:840px } .tab-p.on{ display:block; animation:fade .5s var(--ease) }
@keyframes fade{ from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:none} }
.tab-p ul{ padding-left:20px } .tab-p li{ margin-bottom:8px }

/* ---------- form ---------- */
.fld{ margin-bottom:16px }
.fld label{ display:block; font-size:12px; letter-spacing:1.4px; text-transform:uppercase; color:var(--tx-dim); margin-bottom:7px }
.fld input, .fld textarea, .fld select{
  width:100%; padding:13px 16px; background:var(--ink-2); border:1px solid var(--line-soft);
  border-radius:var(--r-sm); transition:border-color .3s, background .3s; font-size:14px;
}
.fld input:focus, .fld textarea:focus, .fld select:focus{ outline:0; border-color:var(--gold); background:var(--panel) }
.fld textarea{ min-height:120px; resize:vertical }
.panel{ background:linear-gradient(165deg,var(--panel),var(--ink-2)); border:1px solid var(--line-soft); border-radius:var(--r-lg); padding:28px }
.two{ display:grid; grid-template-columns:1fr 1fr; gap:0 16px }

/* bảng giỏ hàng */
.tbl{ width:100%; border-collapse:collapse; font-size:14px }
.tbl th{ text-align:left; font-size:11px; letter-spacing:2px; text-transform:uppercase; color:var(--tx-dim); padding:0 12px 14px; font-weight:600 }
.tbl td{ padding:16px 12px; border-top:1px solid var(--line-soft); vertical-align:middle }
.tbl .th{ width:74px; height:74px; border-radius:var(--r-sm); background-size:cover; background-position:center; background-color:var(--ink-2) }

/* nội dung văn bản */
.prose{ max-width:820px; color:var(--tx-soft); font-size:15px }
.prose h2{ font-size:26px; color:var(--gold-lite); margin:36px 0 14px }
.prose h3{ font-size:19px; color:var(--tx); margin:26px 0 10px }
.prose p{ margin:0 0 14px } .prose ul{ padding-left:20px; margin:0 0 16px } .prose li{ margin-bottom:8px }

/* ---------- reveal khi cuộn ---------- */
[data-rv]{ opacity:0; transform:translateY(26px); transition:opacity .85s var(--ease-out), transform .85s var(--ease-out) }
[data-rv].in{ opacity:1; transform:none }

/* ---------- thanh dưới cho mobile ---------- */
.tabbar{
  position:fixed; left:0; right:0; bottom:0; z-index:900; display:none;
  background:rgba(9,8,13,.96); backdrop-filter:blur(18px); border-top:1px solid var(--line);
  padding:8px 0 max(8px, env(safe-area-inset-bottom));
}
.tabbar div{ display:grid; grid-template-columns:repeat(4,1fr) }
.tabbar a{ display:flex; flex-direction:column; align-items:center; gap:4px; font-size:10.5px; color:var(--tx-dim); padding:6px 0; position:relative }
.tabbar a.on{ color:var(--gold) }
.tabbar .cnt{ position:absolute; top:0; right:calc(50% - 20px); min-width:17px; height:17px; border-radius:var(--r-pill); background:var(--red); color:#fff; font-size:10px; display:grid; place-items:center; font-weight:700 }

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .ft-grid{ grid-template-columns:1fr 1fr }
  .cat-lay{ grid-template-columns:1fr } .side{ position:static }
  .side-box{ display:flex; gap:8px; overflow-x:auto; scrollbar-width:none } .side-box::-webkit-scrollbar{display:none}
  .side-box a{ white-space:nowrap; border:1px solid var(--line-soft); border-left-width:1px; border-radius:var(--r-pill) }
}
@media (max-width:900px){
  .nav{ display:none } .burger{ display:grid }
  .pd{ grid-template-columns:1fr; gap:26px }
  .qv{ grid-template-columns:1fr } .qv-img{ border-radius:var(--r-lg) var(--r-lg) 0 0; aspect-ratio:16/10 }
  .qv-bd{ padding:24px }
  .tabbar{ display:block } body{ padding-bottom:70px }
  .hero-stats{ gap:26px } .hero-stats div b{ font-size:26px }
}
@media (max-width:620px){
  :root{ --head-h:66px }
  .hd-top .wrap{ height:30px; font-size:11.5px }
  .grid{ grid-template-columns:repeat(2,1fr); gap:12px }
  .rail{ grid-auto-columns:minmax(168px,1fr); gap:12px }
  .sec{ padding:44px 0 }
  .ft-grid{ grid-template-columns:1fr; gap:28px }
  .two{ grid-template-columns:1fr }
  .card-nm{ font-size:13px; min-height:37px } .pr-now{ font-size:16.5px }
  .card-bt .btn{ padding:9px 10px; font-size:11.5px }
  .promo-in{ padding:40px 24px 34px }
  .cats{ grid-template-columns:repeat(2,1fr) }
  .tbl thead{ display:none }
  .tbl td{ display:block; border:0; padding:6px 0 } .tbl tr{ display:block; border-top:1px solid var(--line-soft); padding:14px 0 }
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{ animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important }
  [data-rv]{ opacity:1; transform:none }
}