:root{
    --ink:#0B2A3A;
    --ink-2:#123243;
    --paper:#FAF7F2;
    --paper-2:#F1EBE2;
    --gold:#006A9A;
    --gold-bright:#4FB3D9;
    --seal:#C41230;
    --jade:#3E5A4C;
    --line:#E3DACD;
    --line-dark:rgba(250,247,242,0.14);
    --text-dark-2:rgba(250,247,242,0.68);
    --radius:4px;
    --wrap:1180px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  @media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto;} *{animation:none !important; transition:none !important;} }
  body{
    margin:0; background:var(--paper); color:var(--ink);
    font-family:'Be Vietnam Pro', sans-serif; font-weight:300;
    font-size:16px; line-height:1.7;
  }
  h1,h2,h3,.display{
    font-family:'Fraunces', serif; font-weight:500;
    letter-spacing:-0.005em; margin:0; color:var(--ink);
  }
  a{color:inherit; text-decoration:none;}
  img,svg{display:block; max-width:100%;}
  .wrap{max-width:var(--wrap); margin:0 auto; padding:0 40px;}
  .eyebrow{
    font-family:'JetBrains Mono', monospace; font-size:11.5px;
    letter-spacing:0.22em; text-transform:uppercase; color:var(--gold);
    display:flex; align-items:center; gap:12px;
  }
  .eyebrow::before{content:""; width:30px; height:1px; background:var(--gold); display:inline-block;}
  .quote-font{font-family:'Cormorant Garamond', serif; font-style:italic;}

  .btn{
    font-family:'Be Vietnam Pro', sans-serif; font-size:14px; font-weight:400;
    letter-spacing:0.03em; cursor:pointer; border-radius:2px;
    padding:15px 30px; border:1px solid var(--ink); background:var(--ink); color:var(--paper);
    transition:opacity .2s ease;
  }
  .btn:hover{opacity:0.82;}
  .btn:focus-visible, a:focus-visible, button:focus-visible{outline:1px solid var(--seal); outline-offset:3px;}
  .btn-ghost{background:transparent; color:var(--ink); border:1px solid var(--ink);}
  .btn-on-dark{background:var(--gold-bright); border-color:var(--gold-bright); color:var(--ink);}
  .btn-ghost-on-dark{background:transparent; border:1px solid var(--line-dark); color:var(--paper);}

  /* ---------- HEADER ---------- */
  header{position:sticky; top:0; z-index:50; background:rgba(250,247,242,0.94); backdrop-filter:blur(6px); border-bottom:1px solid var(--line);}
  .nav{display:flex; align-items:center; justify-content:space-between; padding:24px 40px;}
  .logo{display:flex; align-items:center; gap:12px; font-family:'Fraunces', serif; font-weight:500; font-size:20px; letter-spacing:0.02em;}
  .logo-mark{width:26px; height:26px; flex-shrink:0;}
  .navlinks{display:flex; gap:40px; font-size:13.5px; letter-spacing:0.03em;}
  .navlinks a{color:var(--ink); opacity:0.68; padding:6px 0; border-bottom:1px solid transparent;}
  .navlinks a:hover{opacity:1; border-color:var(--gold);}

  .nav-item{position:relative;}
  .nav-item-trigger{
    display:flex; align-items:center; gap:6px; color:var(--ink); opacity:0.68;
    padding:6px 0; border-bottom:1px solid transparent; background:none; border-top:none; border-left:none; border-right:none;
    font-family:'Be Vietnam Pro'; font-size:13.5px; letter-spacing:0.03em; cursor:pointer;
  }
  .nav-item-trigger svg{transition:transform .18s ease;}
  .nav-item:hover .nav-item-trigger, .nav-item.open .nav-item-trigger{opacity:1; border-color:var(--gold);}
  .nav-item.open .nav-item-trigger svg{transform:rotate(180deg);}
  .nav-submenu{
    position:absolute; top:calc(100% + 18px); left:50%; transform:translate(-50%,-6px);
    width:240px; background:var(--paper); border:1px solid var(--line); z-index:60;
    opacity:0; visibility:hidden; transition:opacity .15s ease, transform .15s ease;
  }
  .nav-item:hover .nav-submenu, .nav-item.open .nav-submenu{opacity:1; visibility:visible; transform:translate(-50%,0);}
  .nav-submenu a{
    display:flex; flex-direction:column; gap:2px; padding:14px 18px; border-bottom:1px solid var(--line);
    opacity:1; border-bottom-style:solid;
  }
  .nav-submenu a:last-child{border-bottom:none;}
  .nav-submenu a:hover{background:var(--paper-2);}
  .nav-submenu .sm-title{font-size:13.5px; font-weight:500; color:var(--ink);}
  .nav-submenu .sm-sub{font-size:11.5px; color:var(--ink); opacity:0.55; font-weight:300;}
  .nav-actions{display:flex; align-items:center; gap:18px;}
  .nav-toggle{display:none; background:none; border:none; padding:6px;}
  @media (max-width:860px){
    .navlinks{display:none;}
    .nav-toggle{display:block;}
    .nav-item-trigger{width:100%; justify-content:space-between; padding:10px 0;}
    .nav-submenu{
      position:static; transform:none; width:100%; opacity:1; visibility:visible;
      display:none; border:none; border-left:1px solid var(--line); margin:4px 0 8px 4px;
    }
    .nav-item.open .nav-submenu{display:block;}
    .nav-submenu a{padding:10px 14px;}
  }
  .icon-btn{background:none; border:none; padding:6px; cursor:pointer; color:var(--ink); position:relative; display:flex;}
  .icon-btn:hover{color:var(--seal);}
  .cart-badge{
    position:absolute; top:-4px; right:-6px; background:var(--seal); color:var(--paper);
    font-family:'JetBrains Mono',monospace; font-size:10px; width:16px; height:16px; border-radius:50%;
    display:flex; align-items:center; justify-content:center; line-height:1;
  }
  @media (max-width:520px){ .nav-actions .btn-ghost{display:none;} }

  /* ---------- HERO ---------- */
  .hero{background:var(--ink); color:var(--paper); padding:100px 0 0; position:relative; overflow:hidden;}
  .hero-grid{display:grid; grid-template-columns:1.05fr 0.95fr; gap:70px; align-items:center;}
  .hero h1{font-size:clamp(36px, 4.6vw, 56px); line-height:1.18; color:var(--paper); font-weight:400;}
  .hero h1 em{font-style:italic; color:var(--gold-bright); font-family:'Cormorant Garamond',serif; font-weight:500;}
  .hero-eyebrow{margin-bottom:26px; color:var(--gold-bright);}
  .hero-eyebrow::before{background:var(--gold-bright);}
  .hero p.lede{font-size:16.5px; max-width:440px; margin:26px 0 38px; color:var(--text-dark-2); font-weight:300;}
  .hero-ctas{display:flex; gap:16px; flex-wrap:wrap; margin-bottom:60px;}
  .hero-art{position:relative;}
  .seal-mark{position:absolute; width:92px; height:92px;}
  .lot-row{display:flex; gap:40px; padding:26px 0; border-top:1px solid var(--line-dark); font-family:'JetBrains Mono', monospace; font-size:12px; color:var(--text-dark-2); letter-spacing:0.02em;}
  .lot-row b{color:var(--gold-bright); font-weight:500;}
  @media (max-width:900px){ .hero-grid{grid-template-columns:1fr;} .lot-row{flex-wrap:wrap; row-gap:12px;} }

  /* ---------- ABOUT (giới thiệu) ---------- */
  .about-section{border-bottom:1px solid var(--line);}
  .about-grid{display:grid; grid-template-columns:0.95fr 1.05fr; gap:70px; align-items:center;}
  .about-grid.reverse .about-copy{order:2;}
  .about-grid.reverse .about-visual{order:1;}
  .about-copy h2{font-size:clamp(26px,3.2vw,36px); font-weight:400; margin:18px 0 20px;}
  .about-copy p{font-size:15px; color:var(--ink); opacity:0.68; font-weight:300; max-width:480px; margin:0 0 16px;}
  .about-stats{display:flex; gap:0; margin-top:30px; border-top:1px solid var(--line);}
  .about-stats div{padding:18px 26px 0 0; border-right:1px solid var(--line); margin-right:26px;}
  .about-stats div:last-child{border-right:none; margin-right:0;}
  .about-stats .stat-num{font-family:'Fraunces',serif; font-size:26px; font-weight:500; color:var(--seal);}
  .about-stats .stat-label{font-size:11.5px; opacity:0.55; margin-top:4px; max-width:110px;}
  .about-visual{background:var(--paper-2); border:1px solid var(--line); aspect-ratio:4/3; display:flex; align-items:center; justify-content:center; padding:30px;}
  @media (max-width:900px){
    .about-grid, .about-grid.reverse{grid-template-columns:1fr;}
    .about-grid.reverse .about-copy{order:1;} .about-grid.reverse .about-visual{order:2;}
    .about-stats{flex-wrap:wrap;} .about-stats div{margin-bottom:16px;}
  }

  .trust{background:var(--paper-2); border-bottom:1px solid var(--line);}
  .trust-row{display:grid; grid-template-columns:repeat(4,1fr);}
  .trust-item{display:flex; align-items:center; gap:14px; padding:26px 24px; border-left:1px solid var(--line);}
  .trust-item:first-child{border-left:none;}
  .trust-item svg{flex-shrink:0; color:var(--gold);}
  .trust-item .t-label{font-size:13px; font-weight:500; line-height:1.3; font-family:'Be Vietnam Pro'; letter-spacing:0.01em;}
  .trust-item .t-sub{font-size:11.5px; color:var(--ink); opacity:0.5;}
  @media (max-width:760px){ .trust-row{grid-template-columns:repeat(2,1fr);} .trust-item:nth-child(3){border-left:none;} }

  section{padding:100px 0;}
  .sec-head{display:flex; justify-content:space-between; align-items:flex-end; gap:24px; margin-bottom:60px; flex-wrap:wrap;}
  .sec-head h2{font-size:clamp(26px,3vw,36px); font-weight:400;}
  .sec-head p{max-width:380px; color:var(--ink); opacity:0.6; font-size:14.5px; margin:16px 0 0; font-weight:300;}

  /* ---------- PRODUCTS ---------- */
  .products{background:var(--paper);}
  .product-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(320px,1fr)); gap:1px; background:var(--line); border:1px solid var(--line);}
  .p-card{position:relative; background:var(--paper); display:flex; flex-direction:column;}
  .p-image{position:relative; background:var(--paper-2); height:210px; display:flex; align-items:center; justify-content:center; border-bottom:1px solid var(--line); overflow:hidden;}
  .p-image-photo{width:100%; height:100%; object-fit:contain; padding:14px; box-sizing:border-box;}
  .p-image svg{width:120px; height:170px;}
  .p-seal{position:absolute; top:16px; right:16px; width:52px; height:52px;}
  .p-body{padding:26px 30px 30px; display:flex; flex-direction:column; gap:18px; flex:1;}
  .p-icon{width:50px; height:50px; display:flex; align-items:center; justify-content:center; border:1px solid var(--gold); border-radius:50%; color:var(--gold);}
  .p-card h3{font-size:21px; font-weight:500;}
  .p-tag{font-size:11.5px; font-family:'JetBrains Mono',monospace; color:var(--seal); text-transform:uppercase; letter-spacing:.1em;}
  .p-card p.desc{font-size:14px; color:var(--ink); opacity:0.65; margin:0; font-weight:300;}
  .p-foot{display:flex; align-items:center; justify-content:space-between; border-top:1px solid var(--line); padding-top:18px; margin-top:auto;}
  .p-price{font-family:'Fraunces',serif; font-size:20px; font-weight:500;}
  .p-lot{font-family:'JetBrains Mono',monospace; font-size:10.5px; color:var(--ink); opacity:0.45;}
  .p-cta{padding:10px 20px; font-size:12.5px; letter-spacing:0.03em; border:1px solid var(--ink); background:transparent; color:var(--ink); border-radius:2px; cursor:pointer;}
  .p-cta:hover{background:var(--ink); color:var(--paper);}
  @media (max-width:940px){ .product-grid{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:620px){ .product-grid{grid-template-columns:1fr;} }

  /* ---------- DRAWERS (origin) ---------- */
  .origin{background:var(--ink); color:var(--paper); border-top:1px solid var(--line-dark);}
  .origin .sec-head p{color:var(--text-dark-2);}
  .origin .eyebrow{color:var(--gold-bright);}
  .origin .eyebrow::before{background:var(--gold-bright);}
  .drawer-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line-dark); border:1px solid var(--line-dark);}
  .drawer{background:var(--ink-2); padding:28px 22px; display:flex; flex-direction:column; gap:12px; min-height:180px;}
  .drawer .d-code{font-family:'JetBrains Mono',monospace; font-size:10.5px; color:var(--gold-bright); letter-spacing:0.08em;}
  .drawer .d-name{font-family:'Fraunces',serif; font-size:19px; font-weight:500; color:var(--paper);}
  .drawer .d-origin{font-size:12.5px; color:var(--text-dark-2); display:flex; align-items:center; gap:6px;}
  .drawer .d-benefit{font-size:13px; color:var(--text-dark-2); margin-top:auto; font-weight:300; border-top:1px solid var(--line-dark); padding-top:12px;}
  @media (max-width:940px){ .drawer-grid{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:560px){ .drawer-grid{grid-template-columns:1fr;} }

  /* ---------- LAB ---------- */
  .lab{background:var(--paper-2); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
  .lab-grid{display:grid; grid-template-columns:1fr 1fr; gap:70px; align-items:center;}
  .lab h2{font-size:clamp(24px,2.8vw,34px); margin-bottom:20px; font-weight:400;}
  .lab p{color:var(--ink); opacity:0.65; font-size:15px; max-width:460px; font-weight:300;}
  .lab-steps{list-style:none; margin:32px 0 0; padding:0; display:flex; flex-direction:column;}
  .lab-steps li{display:flex; gap:18px; padding:18px 0; border-top:1px solid var(--line); font-size:14px; color:var(--ink); opacity:0.75; font-weight:300;}
  .lab-steps li:last-child{border-bottom:1px solid var(--line);}
  .lab-steps b{color:var(--seal); font-weight:500; font-family:'JetBrains Mono',monospace; font-size:12px;}
  .lab-qr{background:var(--paper); border:1px solid var(--line); padding:40px; display:flex; flex-direction:column; align-items:center; gap:20px; text-align:center;}
  .lab-qr .qr-code{width:140px; height:140px; padding:10px; border:1px solid var(--line);}
  @media (max-width:900px){ .lab-grid{grid-template-columns:1fr;} }

  /* ---------- LOOKUP (tra cứu lô hàng) ---------- */
  .lookup-search{margin-top:36px;}
  .search-box{background:var(--ink); border:1px solid var(--line-dark); padding:8px; display:flex; gap:8px; align-items:center;}
  .search-box input{flex:1; background:transparent; border:none; outline:none; font-family:'JetBrains Mono', monospace; font-size:14.5px; letter-spacing:0.03em; color:var(--paper); padding:13px 16px; min-width:0;}
  .search-box input::placeholder{color:var(--text-dark-2);}
  .search-box button{font-family:'Be Vietnam Pro'; font-size:13.5px; font-weight:400; letter-spacing:0.03em; padding:13px 24px; border:1px solid var(--gold-bright); background:var(--gold-bright); color:var(--ink); cursor:pointer; white-space:nowrap;}
  .search-box button:hover{opacity:0.85;}
  .search-box button:focus-visible, .search-box input:focus-visible{outline:1px solid var(--gold-bright); outline-offset:2px;}
  .sample-codes{display:flex; gap:8px; flex-wrap:wrap; margin-top:14px; font-size:12px;}
  .sample-codes span{color:var(--ink); opacity:0.55; margin-right:2px;}
  .sample-chip{font-family:'JetBrains Mono', monospace; color:var(--seal); border:1px solid var(--line); padding:5px 11px; cursor:pointer; background:transparent;}
  .sample-chip:hover{border-color:var(--seal); background:rgba(196,18,48,0.05);}

  .lookup-panel{margin-top:70px;}
  .empty-state{text-align:center; padding:50px 30px; border:1px dashed var(--line); color:var(--ink); opacity:0.5;}
  .empty-state svg{margin:0 auto 16px;}
  .empty-state p{font-size:14px; max-width:360px; margin:0 auto;}

  .error-state{border:1px solid var(--seal); background:rgba(196,18,48,0.05); padding:32px 30px; display:none;}
  .error-state.show{display:block;}
  .error-state .e-title{font-family:'Fraunces',serif; font-size:19px; font-weight:500; color:var(--seal); margin-bottom:8px;}
  .error-state p{font-size:13.5px; opacity:0.75; margin:0 0 4px;}

  .result{display:none;}
  .result.show{display:block;}
  .r-header{display:flex; justify-content:space-between; align-items:flex-start; gap:20px; padding-bottom:24px; border-bottom:1px solid var(--line); margin-bottom:24px; flex-wrap:wrap;}
  .r-status{display:inline-flex; align-items:center; gap:8px; font-size:11.5px; letter-spacing:0.06em; text-transform:uppercase; font-family:'JetBrains Mono',monospace; padding:7px 13px; border:1px solid var(--jade); color:var(--jade);}
  .r-status.expired{border-color:var(--seal); color:var(--seal);}
  .r-status .dot{width:6px; height:6px; border-radius:50%; background:currentColor;}
  .r-product{font-size:22px; font-weight:500; margin:12px 0 5px;}
  .r-lot{font-family:'JetBrains Mono',monospace; font-size:12px; opacity:0.6;}
  .r-seal-mini{width:60px; height:60px; flex-shrink:0;}
  .r-meta{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); margin-bottom:32px;}
  .r-meta-item{background:var(--paper); padding:18px 20px;}
  .r-meta-item .m-label{font-size:10.5px; text-transform:uppercase; letter-spacing:0.08em; color:var(--gold); font-family:'JetBrains Mono',monospace; margin-bottom:7px;}
  .r-meta-item .m-value{font-size:14px; font-weight:400;}
  @media (max-width:700px){ .r-meta{grid-template-columns:1fr;} }
  .r-section-title{font-family:'JetBrains Mono',monospace; font-size:11px; letter-spacing:0.14em; text-transform:uppercase; color:var(--ink); opacity:0.5; margin-bottom:14px;}
  table.r-table{width:100%; border-collapse:collapse; margin-bottom:32px; font-size:13.5px;}
  table.r-table th{text-align:left; font-family:'Be Vietnam Pro'; font-weight:500; font-size:11.5px; text-transform:uppercase; letter-spacing:0.04em; color:var(--ink); opacity:0.55; padding:10px 12px; border-bottom:1px solid var(--ink);}
  table.r-table td{padding:12px; border-bottom:1px solid var(--line); vertical-align:top;}
  table.r-table tr:last-child td{border-bottom:1px solid var(--ink);}
  .pass{color:var(--jade); font-weight:500;}
  .r-footer{display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap; padding-top:24px; border-top:1px solid var(--line);}
  .r-footer .f-note{font-size:12px; opacity:0.55; max-width:360px;}

  /* ---------- VOICES ---------- */
  .voices{background:var(--paper);}
  .voice-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:40px;}
  .voice-card{border-left:1px solid var(--gold); padding-left:24px;}
  .voice-card p.quote{font-family:'Cormorant Garamond', serif; font-style:italic; font-size:20px; line-height:1.5; margin:0 0 18px; font-weight:500;}
  .voice-who{font-size:12.5px; opacity:0.55; letter-spacing:0.02em;}
  @media (max-width:900px){ .voice-grid{grid-template-columns:1fr;} }

  /* ---------- SIGNUP + FOOTER ---------- */
  .signup{background:var(--paper-2); border-top:1px solid var(--line);}
  .signup-box{display:flex; justify-content:space-between; align-items:center; gap:36px; flex-wrap:wrap;}
  .signup h2{font-size:clamp(22px,2.6vw,30px); max-width:420px; font-weight:400;}
  form.subscribe{display:flex; gap:12px; flex-wrap:wrap;}
  form.subscribe input[type=email]{font-family:'Be Vietnam Pro', sans-serif; font-size:14px; padding:14px 20px; border-radius:2px; border:1px solid var(--ink); background:transparent; min-width:270px;}
  form.subscribe input:focus-visible{outline:1px solid var(--seal); outline-offset:2px;}

  footer{background:var(--ink); color:var(--text-dark-2); padding:70px 0 34px; font-size:13.5px; font-weight:300;}
  .foot-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:44px; padding-bottom:50px; border-bottom:1px solid var(--line-dark);}
  .foot-grid .logo{color:var(--paper); margin-bottom:16px;}
  .foot-col h4{font-family:'JetBrains Mono',monospace; font-size:11px; text-transform:uppercase; letter-spacing:.14em; color:var(--gold-bright); margin:0 0 18px; font-weight:400;}
  .foot-col a{display:block; margin-bottom:11px; opacity:0.8;}
  .foot-col a:hover{opacity:1; text-decoration:underline;}
  .foot-bottom{display:flex; justify-content:space-between; padding-top:26px; flex-wrap:wrap; gap:10px; font-size:12px; opacity:0.55;}
  @media (max-width:800px){ .foot-grid{grid-template-columns:1fr 1fr;} }
  @media (max-width:520px){ .foot-grid{grid-template-columns:1fr;} }

  /* ---------- OVERLAY (dùng chung) ---------- */
  .overlay{
    position:fixed; inset:0; background:rgba(11,42,58,0.55); z-index:90;
    opacity:0; visibility:hidden; transition:opacity .25s ease;
  }
  .overlay.show{opacity:1; visibility:visible;}

  /* ---------- CART DRAWER ---------- */
  .cart-drawer{
    position:fixed; top:0; right:0; height:100%; width:400px; max-width:92vw;
    background:var(--paper); z-index:95; border-left:1px solid var(--line);
    display:flex; flex-direction:column; transform:translateX(100%);
    transition:transform .3s ease;
  }
  .cart-drawer.show{transform:translateX(0);}
  .cart-head{display:flex; align-items:center; justify-content:space-between; padding:24px 28px; border-bottom:1px solid var(--line);}
  .cart-head h3{font-size:19px; font-weight:500;}
  .cart-close{background:none; border:none; cursor:pointer; color:var(--ink); padding:4px;}
  .cart-close:hover{color:var(--seal);}
  .cart-body{flex:1; overflow-y:auto; padding:10px 28px;}
  .cart-empty{text-align:center; padding:60px 20px; color:var(--ink); opacity:0.5; font-size:14px;}
  .cart-item{display:flex; gap:14px; padding:20px 0; border-bottom:1px solid var(--line);}
  .cart-item-img{width:56px; height:72px; background:var(--paper-2); flex-shrink:0; display:flex; align-items:center; justify-content:center;}
  .cart-item-img svg{width:34px; height:48px;}
  .cart-item-info{flex:1; min-width:0;}
  .cart-item-name{font-size:14.5px; font-weight:500; margin-bottom:4px;}
  .cart-item-price{font-family:'JetBrains Mono',monospace; font-size:12.5px; opacity:0.6;}
  .cart-item-qty{display:flex; align-items:center; gap:10px; margin-top:10px;}
  .qty-btn{width:22px; height:22px; border:1px solid var(--ink); background:transparent; cursor:pointer; font-size:13px; display:flex; align-items:center; justify-content:center; color:var(--ink); padding:0;}
  .qty-btn:hover{background:var(--ink); color:var(--paper);}
  .qty-val{font-family:'JetBrains Mono',monospace; font-size:13px; min-width:16px; text-align:center;}
  .cart-item-remove{background:none; border:none; color:var(--seal); font-size:12px; cursor:pointer; padding:0; opacity:0.75; text-decoration:underline; margin-top:8px;}
  .cart-item-remove:hover{opacity:1;}
  .cart-foot{padding:22px 28px 28px; border-top:1px solid var(--line);}
  .cart-subtotal{display:flex; justify-content:space-between; font-size:15px; margin-bottom:18px;}
  .cart-subtotal b{font-family:'Fraunces',serif; font-size:19px; font-weight:500;}
  .cart-foot .btn{width:100%;}
  .cart-note{font-size:11.5px; opacity:0.5; margin-top:12px; text-align:center;}

  /* ---------- AUTH MODAL ---------- */
  .auth-modal{
    position:fixed; top:50%; left:50%; transform:translate(-50%,-46%);
    width:440px; max-width:90vw; max-height:88vh; overflow-y:auto;
    background:var(--paper); z-index:96;
    border:1px solid var(--line); padding:0;
    opacity:0; visibility:hidden; transition:opacity .2s ease, transform .2s ease;
  }
  .auth-modal.show{opacity:1; visibility:visible; transform:translate(-50%,-50%);}
  .auth-head{display:flex; align-items:center; justify-content:space-between; padding:24px 30px; border-bottom:1px solid var(--line);}
  .auth-head .logo{font-size:18px;}
  .auth-close{background:none; border:none; cursor:pointer; color:var(--ink); padding:4px;}
  .auth-close:hover{color:var(--seal);}
  .auth-tabs{display:flex; border-bottom:1px solid var(--line);}
  .auth-tab{flex:1; text-align:center; padding:16px; font-size:13.5px; letter-spacing:0.03em; cursor:pointer; color:var(--ink); opacity:0.5; border-bottom:2px solid transparent; background:none; border-left:none; border-right:none; border-top:none; font-family:'Be Vietnam Pro';}
  .auth-tab.active{opacity:1; border-bottom-color:var(--seal); font-weight:500;}
  .auth-form{padding:30px; display:none; flex-direction:column; gap:16px; noValidate:true;}
  .auth-form.active{display:flex;}
  .field{display:flex; flex-direction:column;}
  .field label{font-size:12px; text-transform:uppercase; letter-spacing:0.06em; color:var(--ink); opacity:0.6; font-family:'JetBrains Mono',monospace; display:block; margin-bottom:7px;}
  .field .input-row{position:relative; display:flex; align-items:center;}
  .field input{width:100%; font-family:'Be Vietnam Pro'; font-size:14.5px; padding:12px 14px; border:1px solid var(--line); background:var(--paper); color:var(--ink);}
  .field input:focus-visible{outline:1px solid var(--seal); outline-offset:1px;}
  .field input.field-error{border-color:var(--seal);}
  .field .toggle-pass{position:absolute; right:10px; background:none; border:none; cursor:pointer; color:var(--ink); opacity:0.5; padding:4px; display:flex;}
  .field .toggle-pass:hover{opacity:0.9;}
  .field .err-msg{font-size:12px; color:var(--seal); margin-top:6px; display:none; font-weight:400;}
  .field .err-msg.show{display:block;}
  .pass-strength{display:flex; gap:4px; margin-top:8px;}
  .pass-strength i{flex:1; height:3px; background:var(--line); display:block; font-style:normal;}
  .pass-strength i.on1{background:var(--seal);}
  .pass-strength i.on2{background:var(--gold);}
  .pass-strength i.on3{background:var(--jade);}
  .pass-strength-label{font-size:11px; opacity:0.55; margin-top:5px;}

  .field-row{display:flex; justify-content:space-between; align-items:center; font-size:12.5px;}
  .checkbox-row{display:flex; align-items:flex-start; gap:9px; font-size:12.5px; line-height:1.5; opacity:0.8;}
  .checkbox-row input[type=checkbox]{margin-top:3px; accent-color:var(--seal); width:14px; height:14px; flex-shrink:0;}
  .checkbox-row a{color:var(--seal); text-decoration:underline;}
  .remember-row{display:flex; align-items:center; gap:8px; font-size:12.5px; opacity:0.75;}
  .remember-row input[type=checkbox]{accent-color:var(--seal); width:14px; height:14px;}
  .forgot-link{color:var(--seal); text-decoration:underline; font-size:12.5px; background:none; border:none; cursor:pointer; padding:0; font-family:'Be Vietnam Pro';}

  .auth-form .btn{width:100%; margin-top:2px;}
  .auth-form .btn:disabled{opacity:0.4; cursor:not-allowed;}
  .form-alert{font-size:12.5px; padding:11px 14px; border:1px solid var(--seal); color:var(--seal); background:rgba(196,18,48,0.05); display:none;}
  .form-alert.show{display:block;}
  .auth-switch{font-size:12.5px; text-align:center; opacity:0.6; margin-top:2px;}
  .auth-switch a{color:var(--seal); text-decoration:underline;}

  .auth-success{padding:44px 30px; text-align:center; display:none;}
  .auth-success.active{display:block;}
  .auth-success svg{margin:0 auto 16px; color:var(--jade);}
  .auth-success p{font-size:14.5px; opacity:0.7;}
  .auth-success .btn{margin-top:22px; width:auto; padding:12px 28px;}

  /* ---------- FORGOT PASSWORD ---------- */
  .forgot-form{padding:30px; display:none; flex-direction:column; gap:16px;}
  .forgot-form.active{display:flex;}
  .forgot-form p.intro{font-size:13.5px; opacity:0.65; margin:0;}
  .back-to-login{font-size:12.5px; color:var(--seal); text-decoration:underline; background:none; border:none; cursor:pointer; padding:0; text-align:left; font-family:'Be Vietnam Pro';}

  /* ---------- ACCOUNT DROPDOWN (đã đăng nhập) ---------- */
  .account-wrap{position:relative;}
  .account-avatar{
    width:32px; height:32px; border-radius:50%; background:var(--seal); color:var(--paper);
    display:flex; align-items:center; justify-content:center; font-family:'Fraunces',serif;
    font-size:13px; font-weight:500; cursor:pointer; border:none;
  }
  .account-dropdown{
    position:absolute; top:calc(100% + 14px); right:0; width:220px; background:var(--paper);
    border:1px solid var(--line); z-index:60; opacity:0; visibility:hidden; transform:translateY(-6px);
    transition:opacity .15s ease, transform .15s ease;
  }
  .account-dropdown.show{opacity:1; visibility:visible; transform:translateY(0);}
  .account-dropdown .ad-user{padding:16px 18px; border-bottom:1px solid var(--line);}
  .account-dropdown .ad-name{font-size:14px; font-weight:500;}
  .account-dropdown .ad-email{font-size:11.5px; opacity:0.55; margin-top:2px;}
  .account-dropdown a, .account-dropdown button.ad-item{
    display:block; width:100%; text-align:left; padding:12px 18px; font-size:13px;
    background:none; border:none; cursor:pointer; color:var(--ink); font-family:'Be Vietnam Pro';
  }
  .account-dropdown a:hover, .account-dropdown button.ad-item:hover{background:var(--paper-2);}
  .account-dropdown .ad-logout{border-top:1px solid var(--line); color:var(--seal);}

/* ---------- PRODUCT GRID LOADING STATE ---------- */
.products-loading{
  grid-column:1 / -1;
  text-align:center;
  padding:60px 20px;
  color:var(--ink);
  opacity:0.5;
  font-size:14px;
}

/* ---------- TIN TỨC (bài viết từ admin) ---------- */
.news{ background:var(--paper-2); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.news-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.news-card{ background:var(--paper); display:flex; flex-direction:column; }
.news-card-image{ height:160px; background:var(--paper-2); border-bottom:1px solid var(--line); overflow:hidden; }
.news-card-image img{ width:100%; height:100%; object-fit:cover; }
.news-card-body{ padding:22px 22px 26px; display:flex; flex-direction:column; gap:10px; flex:1; }
.news-date{ font-family:'JetBrains Mono',monospace; font-size:11px; color:var(--gold); letter-spacing:0.05em; }
.news-card h3{ font-size:17px; font-weight:500; line-height:1.35; }
.news-card p{ font-size:13.5px; opacity:0.65; font-weight:300; margin:0; flex:1; }
.news-empty{ grid-column:1/-1; text-align:center; padding:50px 20px; opacity:0.5; font-size:14px; background:var(--paper); }
@media (max-width:940px){ .news-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:620px){ .news-grid{ grid-template-columns:1fr; } }

/* ---------- ẢNH THẬT THAY MINH HỌA (khi admin upload qua CMS) ---------- */
#hero-illustration img{ width:100%; height:auto; display:block; border-radius:2px; }
.about-visual img{ width:100%; height:100%; object-fit:cover; }