/* ==========================================================================
   VUAMMO — Flat / functional UI (no gradients, no glass, no pulse)
   ========================================================================== */

:root{
  --bg:#f2f3f5;
  --surface:#fff;
  --surface-2:#f8f8f9;
  --surface-3:#ebedef;
  --line:#dcdfe3;
  --line-2:#c4c8ce;
  --ink:#1a1a1a;
  --ink-2:#50545a;
  --ink-3:#8b9098;
  --brand:#1f6feb;
  --brand-dk:#1758c2;
  --brand-soft:#eef4ff;
  /* alias ngắn — dùng xuyên suốt stylesheet */
  --blue:#1f6feb;
  --blue-dk:#1758c2;
  --blue-soft:#eef4ff;
  --hot:#e8420e;
  --hot-dk:#c9370c;
  --hot-soft:#fdeee8;
  --trust:#0a9150;
  --trust-soft:#e8f7ef;
  --gold:#b8850a;
  --gold-soft:#fdf6e3;
  --danger:#cc1f1f;
  --danger-soft:#fceeee;
  --navy:#202428;
  --navy-2:#2c3238;
  --r:4px;
  --r-sm:3px;
  --sh-1:0 1px 2px rgba(0,0,0,.06);
  --sh-2:0 2px 8px rgba(0,0,0,.08);
  --sh-3:0 4px 16px rgba(0,0,0,.12);
  /* Chiều cao các tầng header — mega-menu và mục lục neo theo biến này,
     không hardcode số. 36 (cảnh báo) + 62 + 42 + 2 + 1 = 143px */
  --hd-warn-h:36px;
  --hd-main:62px;
  --hd-nav:42px;
  --hd-total:143px;
  --font:'Inter','Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg);color:var(--ink);font-size:13.5px;line-height:1.55;-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}
main{flex:1 0 auto;padding-bottom:60px}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand)}
img{max-width:100%;display:block}
button{font-family:inherit}
h1,h2,h3,h4{letter-spacing:-.01em;line-height:1.3}

.container{width:min(1220px,95%);margin-inline:auto}

.muted{color:var(--ink-2)}.mute-2{color:var(--ink-3)}.text-right{text-align:right}.text-center{text-align:center}
.mono{font-family:ui-monospace,Consolas,monospace}.nowrap{white-space:nowrap}
.mt-1{margin-top:5px}.mt-2{margin-top:10px}.mt-3{margin-top:16px}.mt-4{margin-top:24px}
.mb-1{margin-bottom:5px}.mb-2{margin-bottom:10px}.mb-3{margin-bottom:16px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:760px){.grid-2,.grid-3{grid-template-columns:1fr}}

/* ==========================================================================
   HEADER — 2 tầng: tìm kiếm nổi bật + thanh điều hướng neo
   ========================================================================== */
.site-header{position:sticky;top:0;z-index:90;
  background:linear-gradient(180deg,#252b31 0%,var(--navy) 100%);
  border-bottom:2px solid var(--hot);box-shadow:0 2px 14px rgba(0,0,0,.28)}
.hd-main{display:flex;align-items:center;gap:20px;height:var(--hd-main)}

/* --- Tầng 0: dải cảnh báo chạy ngang --- */
.hd-warn{
  display:flex;align-items:center;gap:10px;
  height:var(--hd-warn-h);padding-left:14px;
  background:#1a0e08;
  border-bottom:1px solid rgba(232,66,14,.35);
  overflow:hidden;
}
.hd-warn-ico{
  flex:0 0 auto;display:grid;place-items:center;
  width:20px;height:20px;border-radius:4px;
  background:rgba(232,66,14,.22);color:#ff8a5c;
}
.hd-warn-view{flex:1;min-width:0;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 3%,#000 97%,transparent);
          mask-image:linear-gradient(90deg,transparent,#000 3%,#000 97%,transparent)}
/* Tốc độ cuộn: 30s cho một vòng. Chậm quá (46s) thì nhìn như đứng yên. */
.hd-warn-track{display:flex;width:max-content;
  animation:hdWarnScroll 30s linear infinite}
.hd-warn-view:hover .hd-warn-track{animation-play-state:paused}
/* 2 set giống hệt nhau nối tiếp → loop vô hạn mượt, không có "nhảy" */
.hd-warn-set{display:flex;align-items:center;flex-shrink:0}
.hd-warn-item{
  display:inline-flex;align-items:center;gap:9px;white-space:nowrap;
  padding:0 22px;font-size:11.5px;font-weight:600;color:#e8b9a4;
  letter-spacing:.1px;
}
.hd-warn-dot{width:3px;height:3px;border-radius:50%;background:rgba(232,66,14,.8);flex-shrink:0}
@keyframes hdWarnScroll{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}
/* Cờ tắt animation trong prefers-reduced-motion KHÔNG được chặn dải cảnh báo:
   nếu bỏ animation, dải bị `.hd-warn-set{display:none}` ẩn mất cả 5 câu.
   Thay vào đó giữ nguyên chạy, chỉ chậm lại cho dịu hơn. */
@media(prefers-reduced-motion:reduce){
  .hd-warn-track{animation-duration:45s}
}

/* --- Logo --- */
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:#fff;transition:opacity .14s}
.brand:hover{opacity:.88;color:#fff}
.brand-logo{height:50px;width:auto;display:block}
.footer-brand .brand-logo{height:48px}.auth-aside .brand-logo{height:64px}.cd-brand .brand-logo{height:44px}
.brand-text{font-weight:800;font-size:17px;letter-spacing:-.35px;color:#fff;line-height:1.15}
.brand-text .bt-sub{display:block;font-size:8.5px;font-weight:600;letter-spacing:1.1px;color:#7d8792;text-transform:uppercase;margin-top:1px}

/* --- Ô tìm kiếm: khối trắng nổi trên nền tối, nút cam là điểm nhấn --- */
.head-search{
  flex:1 1 420px;max-width:520px;min-width:150px;
  display:flex;align-items:center;background:#fff;
  border:1px solid #39414b;border-radius:6px;padding:3px 3px 3px 12px;
  box-shadow:0 2px 6px rgba(0,0,0,.32);
  transition:border-color .14s,box-shadow .14s;
}
.head-search:hover{border-color:#4d5763}
.head-search:focus-within{border-color:var(--hot);box-shadow:0 0 0 3px rgba(232,66,14,.24),0 2px 6px rgba(0,0,0,.32)}
.head-search>svg{color:var(--ink-3);flex-shrink:0}
.head-search input{flex:1;padding:7px 8px;border:none;background:none;outline:none;font-family:var(--font);font-size:13px;color:var(--ink);min-width:0}
.head-search input::placeholder{color:var(--ink-3)}
.head-search button{
  border:none;background:var(--hot);color:#fff;padding:7px 16px;border-radius:4px;
  font-family:var(--font);font-weight:700;font-size:12.5px;cursor:pointer;
  transition:background .12s;flex-shrink:0;display:inline-flex;align-items:center;gap:5px;
}
.head-search button:hover{background:var(--hot-dk)}

/* --- Khu vực thao tác --- */
.header-actions{margin-left:auto;display:flex;align-items:center;gap:7px;flex-shrink:0}

/* Chip số dư: nền xanh lá, nổi lên trên nền tối */
.balance-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:5px;
  background:var(--trust);color:#fff;font-weight:700;font-size:12px;
  border:1px solid rgba(0,0,0,.22);
  box-shadow:0 1px 3px rgba(0,0,0,.28);
  transition:filter .12s,transform .12s;white-space:nowrap;
}
.balance-chip:hover{filter:brightness(1.12);color:#fff}
.balance-chip:active{transform:translateY(1px)}

/* Nút đăng nhập / đăng ký trên header */
.header-actions .btn-ghost{
  background:transparent;border-color:#3a424c;color:#c8cdd3;
  padding:7px 16px;border-radius:5px;font-weight:600;font-size:12.5px;
  transition:background .12s,border-color .12s,color .12s;
}
.header-actions .btn-ghost:hover{background:rgba(255,255,255,.09);border-color:#5a636e;color:#fff}
.header-actions .btn-primary{
  background:var(--hot);border-color:var(--hot);color:#fff;
  padding:7px 16px;border-radius:5px;font-weight:700;font-size:12.5px;
  transition:background .12s,transform .12s;
}
.header-actions .btn-primary:hover{background:var(--hot-dk);border-color:var(--hot-dk);color:#fff}
.header-actions .btn-primary:active{transform:translateY(1px)}

/* Nút tròn: danh mục / chat / thông báo */
.icon-btn,.bell{
  position:relative;display:grid;place-items:center;
  width:35px;height:35px;border-radius:5px;
  background:var(--navy-2);border:1px solid #2f3640;color:#aeb5bd;cursor:pointer;
  transition:background .12s,color .12s,border-color .12s;
}
.icon-btn:hover,.bell:hover{background:#39424c;border-color:#4a535e;color:#fff}
.icon-btn .dot,.bell .dot{
  position:absolute;top:-5px;right:-5px;background:var(--hot);color:#fff;
  font-size:10px;font-weight:700;padding:1px 4px;border-radius:var(--r-sm);
  border:1.5px solid var(--navy);min-width:16px;text-align:center;line-height:1.3;
}

/* --- Menu người dùng --- */
.user-menu{position:relative}
.avatar-btn{
  display:flex;align-items:center;gap:8px;
  background:var(--navy-2);border:1px solid #2f3640;padding:4px 12px 4px 4px;
  border-radius:5px;cursor:pointer;color:#fff;transition:background .12s,border-color .12s;
}
.avatar-btn:hover{background:#39424c;border-color:#4a535e}
.avatar-btn[aria-expanded="true"]{background:#39424c;border-color:var(--hot)}
.avatar{width:28px;height:28px;border-radius:4px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:12.5px;font-weight:800;flex-shrink:0;overflow:hidden}
/* Avatar thật: phủ kín ô, bo tròn theo .avatar (radius 4px) */
.avatar img{width:100%;height:100%;object-fit:cover;display:block}
.user-name{font-size:12.5px;font-weight:600;max-width:96px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
/* mũi tên nhỏ báo hiệu có menu */
.user-menu .avatar-btn::after{
  content:'';width:0;height:0;margin-left:1px;
  border-left:4px solid transparent;border-right:4px solid transparent;
  border-top:4px solid #8b9098;flex-shrink:0;
}

.dropdown{
  position:absolute;right:0;top:calc(100% + 10px);
  min-width:224px;background:#fff;
  border:1px solid var(--line);border-radius:8px;
  box-shadow:0 10px 30px rgba(16,20,24,.22);
  padding:6px;display:none;z-index:80;
  transform-origin:top right;animation:ddIn .14s ease-out;
}
@keyframes ddIn{from{opacity:0;transform:translateY(-6px) scale(.98)}to{opacity:1;transform:none}}
.dropdown.open{display:block}
.nav-drop:hover .dropdown{display:block}
/* Mega-menu là .dropdown nhưng hiển thị qua grid — bỏ animation để không phá layout */
.nav-menu.mega-menu{animation:none;box-shadow:0 12px 34px rgba(0,0,0,.18)}
.dropdown a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:5px;font-size:13px;font-weight:500;color:var(--ink-2)}
.dropdown a:hover{background:var(--brand-soft);color:var(--brand)}
.dropdown a svg{flex-shrink:0;opacity:.75}
.dropdown a:hover svg{opacity:1}
.dropdown a.danger{color:var(--danger)}
.dropdown a.danger:hover{background:var(--danger-soft)}
.dropdown .dd-divider{height:1px;background:var(--line);margin:4px 8px}
.dropdown .dd-title{font-size:10px;text-transform:uppercase;letter-spacing:.8px;color:var(--ink-3);font-weight:700;padding:6px 12px 2px}

.hd-navbar{background:#1a1e23;border-top:1px solid rgba(255,255,255,.06)}
.main-nav{display:flex;align-items:center;height:var(--hd-nav)}
.main-nav>a,.nav-drop-btn{display:inline-flex;align-items:center;gap:6px;height:var(--hd-nav);padding:0 15px;border:none;background:none;color:#aab3bc;font-size:13px;font-weight:600;cursor:pointer;position:relative;transition:color .12s;white-space:nowrap}
.main-nav>a::after,.nav-drop-btn::after{content:'';position:absolute;left:10px;right:10px;bottom:0;height:2.5px;background:var(--hot);transform:scaleX(0);transition:transform .15s}
.main-nav>a:hover,.nav-drop-btn:hover{color:#fff}
.main-nav>a:hover::after,.main-nav>a.active::after,.nav-drop:hover .nav-drop-btn::after{transform:scaleX(1)}
.main-nav>a.active{color:#fff;font-weight:700}
.nav-drop{position:relative;height:var(--hd-nav);display:flex;align-items:center}
.nav-menu{top:calc(100% - 1px);left:0;right:auto;min-width:210px}
.mega-toggle{color:#fff;font-weight:700}
.mega-toggle .cn-caret{transition:transform .18s}
#navMega:hover .cn-caret{transform:rotate(180deg)}
/* Đệm ảo nối navbar → menu: giữ hover khi rê chuột xuống */
#navMega::after{
  content:'';position:absolute;left:0;right:0;top:100%;height:10px;display:none;
}
#navMega:hover::after{display:block}
/* Panel hiện ĐỦ toàn bộ danh mục — không giới hạn chiều cao, không cuộn.
   position:fixed bám mép dưới tầng nav, theo biến --hd-total (36+62+2+1+42 = 143px).
   left/width đi theo cùng công thức với .container → canh thẳng cột. */
.mega-menu{
  display:none;
  position:fixed;top:var(--hd-total);right:auto;
  left:max(2.5%, calc(50% - 610px));
  width:min(1220px, 95%);
  grid-template-columns:repeat(auto-fill,minmax(156px,1fr));
  gap:0 14px;align-items:start;
  padding:16px 20px 12px;
  overflow:visible;
  border-radius:var(--r);border:1px solid var(--line);
  box-shadow:0 12px 34px rgba(0,0,0,.18);
}
#navMega:hover .mega-menu{display:grid}
.mega-col{min-width:0;margin-bottom:10px}
.mega-col-head{display:flex;align-items:center;gap:8px;margin-bottom:6px;padding-bottom:6px;border-bottom:1px solid var(--line)}
.mega-ico{width:22px;height:22px;border-radius:var(--r-sm);flex-shrink:0;background:var(--surface-3);display:grid;place-items:center;overflow:hidden;font-size:10px;font-weight:800;color:var(--ink-2)}
.mega-ico img,.mega-ico svg{width:16px;height:16px;object-fit:contain}
/* .mega-menu prefix để thắng .dropdown a (0,1,1) */
.mega-menu .mega-link{display:block;padding:4px 8px 4px 28px;border-radius:var(--r-sm);font-size:12px;color:var(--ink-2);position:relative;align-items:normal;gap:0}
.mega-menu .mega-link::before{content:'';position:absolute;left:12px;top:50%;width:4px;height:4px;border-radius:50%;background:var(--line-2);transform:translateY(-50%)}
.mega-menu .mega-link:hover{background:var(--brand-soft);color:var(--blue)}
.mega-menu .mega-link:hover::before{background:var(--blue)}
.mega-menu .mega-link.on{color:var(--hot);font-weight:700}
.mega-menu .mega-link.on::before{background:var(--hot)}
.mega-menu .mega-link-sub{padding-left:44px;font-size:11.5px}
.mega-menu .mega-link-sub::before{left:28px;width:6px;height:1px;border-radius:0}
.mega-menu .mega-group-name{display:block;padding:0;border-radius:0;font-size:12.5px;font-weight:800;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mega-menu .mega-group-name:hover{background:none;color:var(--hot)}
.mega-foot{grid-column:1/-1;border-top:1px solid var(--line);margin-top:2px;padding-top:10px}
.mega-menu .mega-all{display:inline-block;padding:0;border-radius:0;font-size:13px;font-weight:700;color:var(--blue)}
.mega-menu .mega-all:hover{background:none;color:var(--blue-dk)}
@media(max-width:1240px){.mega-menu{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}}
@media(max-width:900px){#navMega{display:none}}
/* Lưới an toàn cho cửa sổ rất thấp (<620px): neo panel lên sát đỉnh để không bị cắt.
   Màn hình bình thường không bao giờ chạm tới nhánh này. */
@media(max-height:620px){
  .mega-menu{top:8px;max-height:calc(100vh - 16px);overflow-y:auto;overscroll-behavior:contain}
}

/* ==========================================================================
   HERO — có texture + chiều sâu
   ========================================================================== */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:#171b20;
  padding:52px 0 0;
  border-bottom:3px solid var(--hot);
}
.hero::before{
  content:'';position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:46px 46px;
}
.hero::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 60% 70% at 85% 30%,rgba(232,66,14,.13),transparent 60%),
             radial-gradient(ellipse 50% 60% at 8% 80%,rgba(31,111,235,.10),transparent 60%);
}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:center;padding-bottom:48px}
.hero-text h1{font-size:34px;font-weight:800;line-height:1.18;letter-spacing:-.8px;margin-bottom:14px}
.hero-text h1 em{font-style:normal;color:var(--hot)}
.hero-text>p{font-size:14.5px;color:#9aa4ae;margin-bottom:26px;max-width:480px;line-height:1.7}
.hero-text>p strong{color:#fff;font-weight:700}

.hero-search-wrap{display:flex;align-items:center;background:#fff;border:2px solid #3a424c;border-radius:var(--r);padding:3px;max-width:540px;box-shadow:0 6px 22px rgba(0,0,0,.4)}
.hero-search-wrap:focus-within{border-color:var(--hot)}
.hero-search-wrap svg{color:var(--ink-3);margin-left:10px;flex-shrink:0}
.hero-search-wrap input{flex:1;border:none;outline:none;padding:10px 8px;font-size:14.5px;font-family:var(--font);color:var(--ink);min-width:0}
.hero-search-wrap input::placeholder{color:var(--ink-3)}
.hero-search-wrap button{border:none;background:var(--hot);color:#fff;padding:10px 24px;border-radius:var(--r-sm);font-weight:700;font-size:13.5px;cursor:pointer;transition:background .12s;flex-shrink:0}
.hero-search-wrap button:hover{background:var(--hot-dk)}

.hero-tags{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin-top:16px}
.hero-tags .lbl{font-size:12px;color:#6b7580;font-weight:600}
.hero-tags a{padding:4px 12px;border-radius:var(--r-sm);font-size:12px;font-weight:600;border:1px solid #2f3640;color:#9aa4ae;background:rgba(255,255,255,.03)}
.hero-tags a:hover{border-color:var(--hot);color:#fff;background:rgba(232,66,14,.14)}

.hero-visual{display:flex;justify-content:center}
.hero-stack{width:100%;max-width:380px}
.hero-card{display:flex;align-items:center;gap:13px;background:#1f242b;border:1px solid #2f3640;border-radius:var(--r);padding:13px 15px;margin-bottom:9px;transition:border-color .12s}
.hero-card:hover{border-color:var(--hot)}
.hero-card .hc-ico{width:38px;height:38px;border-radius:var(--r);flex-shrink:0;background:#2a3038;display:grid;place-items:center;color:#8b939c;overflow:hidden}
.hero-card .hc-ico img{width:100%;height:100%;object-fit:contain}
.hero-card .hc-txt{flex:1;min-width:0}
.hero-card .hc-ttl{font-size:13px;font-weight:700;color:#fff;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-card .hc-sub{font-size:11px;color:#78828d;margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-card .hc-price{font-size:14px;font-weight:800;color:var(--hot);flex-shrink:0}
.hero-card-trust .hc-price{color:var(--trust);font-size:16px}

/* Dải cam kết bảo vệ giao dịch — nền nâng nhẹ so với hero để tách khối,
   chữ tương phản cao hơn, 4 cột cao đều nhau. */
.hero-guarantee{position:relative;z-index:1;border-top:1px solid #2b323a;background:#171c22}
.hg-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.hg-item{padding:20px 22px;border-right:1px solid #2b323a;display:flex;align-items:flex-start;gap:12px}
.hg-item:last-child{border-right:none}
/* Icon tròn viền cam — nổi trên nền tối, đồng kích thước cả 4 ô */
.hg-ico{
  flex:0 0 38px;width:38px;height:38px;border-radius:50%;
  background:rgba(232,66,14,.16);border:1px solid rgba(232,66,14,.42);
  color:#ff8a5c;display:grid;place-items:center;
}
.hg-item b{display:block;font-size:13px;font-weight:700;color:#fff;line-height:1.45;letter-spacing:-.1px}
/* Mô tả: dùng > span để KHÔNG khớp .hg-ico (cũng là <span>) —
   selector ".hg-item span" từng đè lên màu cam của icon làm icon chìm thành xám. */
.hg-item>div>span{
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  font-size:11.5px;color:#96a0ab;line-height:1.65;margin-top:4px;min-height:57px;
}
.hg-item:hover .hg-ico{background:rgba(232,66,14,.24);border-color:rgba(232,66,14,.7);color:#ff9a72;transition:all .15s}

@media(max-width:940px){
  .hero-inner{grid-template-columns:1fr;gap:30px;padding-bottom:36px}
  .hero-visual{display:none}
  .hero{padding:34px 0 0}
  .hero-text h1{font-size:24px}
  .hg-grid{grid-template-columns:repeat(2,1fr)}
  .hg-item{border-bottom:1px solid #2b323a}
  .hg-item:nth-child(2n){border-right:none}
}
@media(max-width:640px){
  .hg-grid{grid-template-columns:1fr}
  .hg-item{border-right:none;padding:16px 4px}
  .hg-item>div>span{min-height:0;-webkit-line-clamp:2}
}

/* ==========================================================================
   Ô DANH MỤC — flat tiles, no negative margin
   ========================================================================== */
.cat-tiles{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px;margin-top:18px}
@media(max-width:1000px){.cat-tiles{grid-template-columns:repeat(4,1fr)}}
@media(max-width:640px){.cat-tiles{grid-template-columns:repeat(3,1fr);gap:6px}}

.cat-tile{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:14px 10px 12px;text-align:center;transition:border-color .12s,background .12s;display:flex;flex-direction:column;align-items:center;gap:8px}
.cat-tile:hover{border-color:var(--brand);background:var(--brand-soft)}
.cat-tile .ct-ico{width:38px;height:38px;border-radius:var(--r);display:grid;place-items:center;flex-shrink:0;background:var(--surface-3)}
.cat-tile:hover .ct-ico{background:var(--brand-soft)}
.cat-tile .ct-ico img,.cat-tile .ct-ico svg{width:22px;height:22px;object-fit:contain}
.cat-tile .ct-name{font-size:11.5px;font-weight:700;color:var(--ink);line-height:1.35}
.cat-tile:hover .ct-name{color:var(--blue)}
.cat-tile .ct-n{font-size:10.5px;color:var(--ink-3);font-weight:600}

/* ==========================================================================
   TIÊU ĐỀ MỤC — flat bar, no gradient
   ========================================================================== */
.sect-head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin:34px 0 14px}
.sect-head h2{font-size:17px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:10px}
.sect-head h2::before{content:'';width:4px;height:18px;background:var(--hot)}
.sect-head .more{font-size:12.5px;font-weight:700;color:var(--blue)}
.sect-head .more:hover{text-decoration:underline}

/* ==========================================================================
   NÚT
   ========================================================================== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 18px;border-radius:var(--r);font-weight:700;font-size:13px;border:1.5px solid transparent;cursor:pointer;transition:background .12s,border-color .12s,color .12s;white-space:nowrap;line-height:1.3}
.btn:active{opacity:.85}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dk);color:#fff}
.btn-hot{background:var(--hot);color:#fff}
.btn-hot:hover{background:var(--hot-dk);color:#fff}
.btn-success{background:var(--trust);color:#fff}
.btn-success:hover{background:#087840;color:#fff}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-outline{background:transparent;border-color:var(--blue);color:var(--blue)}
.btn-outline:hover{background:var(--brand-soft)}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{background:#a81a1a;color:#fff}
.btn-warn{background:var(--gold);color:#fff}
.btn-warn:hover{background:#9a7008;color:#fff}
.btn-sm{padding:5px 12px;font-size:12px}
.btn-lg{padding:12px 26px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.4;cursor:not-allowed;pointer-events:none}

/* ==========================================================================
   KHỐI
   ========================================================================== */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px;box-shadow:var(--sh-1)}
.card-lg{padding:24px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:16px}
.card-head h3{font-size:15px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:9px}
.card-head h3::before{content:'';width:4px;height:16px;background:var(--brand)}

/* ==========================================================================
   FLASH → TOAST
   ========================================================================== */
/* .flash giữ nguyên (dùng inline trong login/contact/become-seller);
   .toast là bản mới cho header: nổi góc, có icon, tự đóng. */
.flash{margin:14px auto 0;padding:11px 16px;border-radius:var(--r);font-size:13px;font-weight:600;width:min(1220px,95%);display:flex;align-items:center;gap:9px;border-left:3px solid currentColor}
.flash-success{background:var(--trust-soft);color:#066b36;border-color:var(--trust)}
.flash-danger,.flash-error{background:var(--danger-soft);color:#8f1616;border-color:var(--danger)}
.flash-warning{background:var(--gold-soft);color:#6e5000;border-color:var(--gold)}
.flash-info{background:var(--brand-soft);color:#1550a8;border-color:var(--blue)}

/* --- Toast (góc trên phải, tự trượt vào + tự đóng) --- */
.toast-wrap{position:fixed;top:14px;right:14px;z-index:200;display:flex;flex-direction:column;gap:8px;pointer-events:none;max-width:min(340px,calc(100vw - 28px))}
.toast{
  pointer-events:auto;display:flex;align-items:flex-start;gap:9px;
  padding:10px 10px 10px 13px;border-radius:var(--r);
  background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--blue);
  box-shadow:var(--sh-3);font-size:13px;font-weight:600;color:var(--ink);line-height:1.4;
  animation:tstIn .22s cubic-bezier(.2,.9,.3,1);
}
.toast.out{animation:tstOut .18s ease-in forwards}
@keyframes tstIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:none}}
@keyframes tstOut{to{opacity:0;transform:translateX(20px)}}
.tst-ico{flex:0 0 auto;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--blue-soft);color:var(--blue);margin-top:-1px}
.tst-msg{flex:1;min-width:0}
.tst-x{flex:0 0 auto;border:none;background:none;cursor:pointer;color:var(--ink-3);width:20px;height:20px;display:grid;place-items:center;border-radius:var(--r-sm);padding:0;transition:.12s}
.tst-x:hover{background:var(--surface-3);color:var(--ink)}

.toast-success{border-left-color:var(--trust)}
.toast-success .tst-ico{background:var(--trust-soft);color:var(--trust)}
.toast-danger,.toast-error{border-left-color:var(--danger)}
.toast-danger .tst-ico,.toast-error .tst-ico{background:var(--danger-soft);color:var(--danger)}
.toast-warning{border-left-color:var(--gold)}
.toast-warning .tst-ico{background:var(--gold-soft);color:var(--gold)}
@media(max-width:560px){.toast-wrap{top:10px;left:10px;right:10px;max-width:none}}

/* ==========================================================================
   FORM
   ========================================================================== */
.field{margin-bottom:14px}
.field label{display:block;font-size:12px;font-weight:700;color:var(--ink-2);margin-bottom:5px}
.input,.select,.textarea{width:100%;padding:8px 12px;border-radius:var(--r);font-family:var(--font);font-size:13.5px;color:var(--ink);background:#fff;border:1.5px solid var(--line-2);transition:border-color .12s,box-shadow .12s}
.input::placeholder,.textarea::placeholder{color:var(--ink-3)}
.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 2.5px rgba(31,111,235,.12)}
.textarea{resize:vertical;min-height:90px}
.select{appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%238b9098' stroke-width='2.2'%3E%3Cpath d='M2 4l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:34px}
.hint{font-size:11.5px;color:var(--ink-3);margin-top:4px}

/* ==========================================================================
   BẢNG
   ========================================================================== */
.table-wrap{overflow-x:auto;border-radius:var(--r);border:1px solid var(--line);background:#fff}
table{width:100%;border-collapse:collapse;font-size:13px}
thead th{background:var(--surface-3);color:var(--ink-2);font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:.6px;padding:10px 14px;text-align:left;white-space:nowrap;border-bottom:1px solid var(--line)}
tbody td{padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:var(--surface-2)}

/* ==========================================================================
   NHÃN
   ========================================================================== */
.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border-radius:var(--r-sm);font-size:10.5px;font-weight:800;letter-spacing:.2px;white-space:nowrap;text-transform:uppercase}
.badge-green{background:var(--trust);color:#fff}
.badge-amber{background:var(--gold);color:#fff}
.badge-red{background:var(--danger);color:#fff}
.badge-blue{background:var(--blue);color:#fff}
.badge-gray{background:var(--surface-3);color:var(--ink-2)}

/* ==========================================================================
   THỐNG KÊ
   ========================================================================== */
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;box-shadow:var(--sh-1);border-left:4px solid var(--blue)}
.stat .label{font-size:10.5px;color:var(--ink-3);font-weight:800;text-transform:uppercase;letter-spacing:.7px}
.stat .value{font-size:24px;font-weight:800;margin-top:4px;letter-spacing:-.5px;color:var(--ink)}
.stat .sub{font-size:11.5px;color:var(--ink-2);margin-top:2px}

/* ==========================================================================
   LƯỚI SẢN PHẨM
   ========================================================================== */
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.product-grid-sm{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
@media(max-width:1000px){.product-grid-sm{grid-template-columns:repeat(3,1fr)}}
@media(max-width:700px){.product-grid-sm{grid-template-columns:repeat(2,1fr);gap:8px}}

.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:border-color .12s,box-shadow .15s;position:relative}
.product-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--hot);transform:scaleX(0);transform-origin:left;transition:transform .18s;z-index:3}
.product-card:hover{border-color:var(--hot);box-shadow:var(--sh-2)}
.product-card:hover::before{transform:scaleX(1)}
.card-media{position:relative;aspect-ratio:4/3;display:grid;place-items:center;overflow:hidden;background:var(--surface-3);border-bottom:1px solid var(--line)}
.media-tile{width:48px;height:48px;border-radius:var(--r);background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;text-transform:uppercase}
.media-logo{width:54px;height:54px;object-fit:contain}
.media-photo{width:100%;height:100%;object-fit:cover}
.media-badge{position:absolute;top:7px;left:7px;z-index:2}
.media-badge.is-auto{left:auto;right:7px;background:var(--brand);color:#fff}
.card-body{padding:11px 12px 12px;display:flex;flex-direction:column;gap:5px;flex:1}
.card-cat{font-size:9.5px;color:var(--blue);font-weight:800;text-transform:uppercase;letter-spacing:.6px}
.card-name{font-size:13px;font-weight:600;line-height:1.4;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:37px}
.product-card:hover .card-name{color:var(--blue)}
.card-seller-row{display:flex;align-items:center;gap:4px;min-width:0}
.card-seller{display:inline-flex;align-items:center;gap:3px;font-size:11px;color:var(--ink-3);font-weight:600;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.card-foot{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin-top:auto;padding-top:6px;border-top:1px dashed var(--line)}
.card-price{font-size:16px;font-weight:800;color:var(--hot)}
.price-sep{color:var(--ink-3);font-weight:500}
.card-meta{display:flex;align-items:center;gap:5px;flex-wrap:wrap;font-size:11px;color:var(--ink-3);font-weight:600}
.card-meta .stars{color:var(--gold);font-size:10.5px}
.card-meta .rate-num{font-weight:800;color:var(--ink-2)}
.card-meta .sp{color:var(--line-2)}
.card-meta .stock{color:var(--ink-2);font-weight:700}
.card-stock{font-size:11px;color:var(--ink-2);font-weight:700}
.card-stock.is-out{color:var(--danger)}
.sold{color:var(--ink-3)}
.product-grid-sm .card-name{font-size:12.5px;min-height:35px}
.product-grid-sm .card-price{font-size:14.5px}
.product-grid-sm .card-seller{font-size:10.5px}
.product-grid-sm .media-logo{width:46px;height:46px}
.product-grid-sm .media-tile{width:42px;height:42px;font-size:15px}
.product-grid-sm .card-body{padding:9px 10px 11px;gap:4px}
.product-grid-sm .card-foot{padding-top:5px}
.product-grid-sm .media-badge{top:6px;left:6px}
.product-grid-sm .media-badge.is-auto{left:auto;right:6px}

/* ==========================================================================
   GIAN HÀNG
   ========================================================================== */
.shop-layout{display:grid;grid-template-columns:252px 1fr;gap:18px;align-items:start;margin-top:22px}
.cat-nav{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:7px;position:sticky;top:100px;max-height:calc(100vh - 120px);overflow-y:auto;box-shadow:var(--sh-1);scrollbar-width:thin}
.cat-nav::-webkit-scrollbar{width:5px}
.cat-nav::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:3px}
.cat-nav-head{display:flex;align-items:center;gap:8px;padding:9px 11px 8px;font-size:12px;font-weight:800;color:var(--ink);text-transform:uppercase;letter-spacing:.7px;border-bottom:1px solid var(--line);margin-bottom:5px}
.cat-nav-head svg{color:var(--hot)}
.cat-group{margin-bottom:1px;border-radius:var(--r-sm);transition:background .1s}
.cat-group.is-open{background:var(--surface-2)}
.cat-nav-row{display:flex;align-items:stretch}
.cat-nav-row .cat-nav-parent{flex:1;min-width:0}
.cat-nav-item{display:flex;align-items:center;gap:8px;padding:7px 9px;border-radius:var(--r-sm);font-size:12.5px;font-weight:600;color:var(--ink-2);transition:background .1s,color .1s;min-width:0}
.cat-nav-item:hover{background:var(--brand-soft);color:var(--blue)}
.cat-nav-item.active{background:var(--blue);color:#fff;font-weight:700}
.cat-nav-item.active .cn-name{color:#fff}
/* Danh mục chưa có SP: mờ TẤT CẢ thì cả cây thành nhợt nhạt (54/56 con trống),
   nên chỉ giảm màu chữ — icon và layout giữ nguyên. */
.cat-nav-item.dim .cn-name{color:var(--ink-3);font-weight:500}
.cat-nav-item.dim:hover .cn-name{color:var(--blue)}
/* Không ẩn icon nền, không giảm opacity: vẫn đọc được ở cỡ 18px */
.cn-ico{flex:0 0 auto;width:22px;height:22px;border-radius:var(--r-sm);display:grid;place-items:center;overflow:hidden;background:var(--surface-3);transition:.1s}
.cn-ico img,.cn-ico svg{width:16px;height:16px;object-fit:contain}
.cat-nav-item.active .cn-ico{background:rgba(255,255,255,.2)}
.cat-nav-item.active .cn-ico img,.cat-nav-item.active .cn-ico svg{color:#fff}
.cn-ico.cn-all{background:var(--hot);color:#fff;font-size:10px;font-weight:800}
.cn-ico.cn-ico-sm{width:18px;height:18px;border-radius:2px}
.cn-ico.cn-ico-sm img,.cn-ico.cn-ico-sm svg{width:13px;height:13px}
.cn-ico-ph{font-size:9px;font-weight:800;color:var(--ink-2)}
.cn-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;line-height:1.35}
.cat-nav-parent .cn-name{white-space:normal;overflow:visible;text-overflow:clip;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.cn-toggle{flex:0 0 26px;border:none;background:none;cursor:pointer;color:var(--ink-3);display:grid;place-items:center;border-radius:var(--r-sm);transition:.12s;padding:0}
.cn-toggle:hover{background:var(--surface-3);color:var(--hot)}
.cn-caret{transition:transform .18s}
.cn-caret.open{transform:rotate(90deg)}
.cat-children{display:none}
.cat-children.open{display:block;padding:2px 0 4px;margin:1px 0 2px 18px;border-left:1.5px solid var(--line)}
.cat-children.open .cat-nav-child{position:relative}
.cat-children.open .cat-nav-child::before{content:'';position:absolute;left:-8px;top:50%;width:6px;height:1.5px;background:var(--line-2)}
.cat-nav-child{padding-left:12px;font-size:12px}
a.cat-nav-child{color:var(--ink-2)}
a.cat-nav-child:hover{background:var(--brand-soft);color:var(--blue)}
/* Danh mục con đang chọn: nền trung tính, không tràn màu */
a.cat-nav-child.active{color:var(--hot);font-weight:700;background:transparent;border-left:2px solid var(--hot);padding-left:10px;margin-left:-2px;border-radius:0}
a.cat-nav-child.active .cn-name{color:var(--hot)}
a.cat-nav-child.active .cn-ico{background:var(--hot-soft);opacity:1}

.shop-main{min-width:0}
.shop-main-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:14px 18px;box-shadow:var(--sh-1)}
.sm-title{font-size:19px;font-weight:800;letter-spacing:-.3px;color:var(--ink)}
.sm-sub{font-size:12.5px;color:var(--ink-3);margin-top:3px;font-weight:500}
.sort-row{display:flex;gap:5px;flex-wrap:wrap;align-items:center}
.sort-chip{padding:6px 13px;border-radius:var(--r-sm);font-size:12px;font-weight:700;color:var(--ink-2);background:var(--surface-3);transition:.12s;border:1px solid transparent}
.sort-chip:hover{color:var(--blue);background:var(--brand-soft)}
.sort-chip.active{color:#fff;background:var(--blue);border-color:var(--blue)}

/* ==========================================================================
   DRAWER MOBILE
   ========================================================================== */
.hd-cat-btn{display:none}
.cat-drawer-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:100;opacity:0;transition:opacity .18s}
.cat-drawer-backdrop.show{opacity:1}
.cat-drawer{position:fixed;top:0;left:0;bottom:0;width:min(330px,86vw);background:#fff;z-index:101;display:flex;flex-direction:column;transform:translateX(-104%);transition:transform .24s cubic-bezier(.4,0,.2,1);box-shadow:3px 0 20px rgba(0,0,0,.25)}
.cat-drawer.open{transform:translateX(0)}
.cat-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:13px 15px;background:var(--navy);flex-shrink:0}
.cd-brand{display:flex;align-items:center;gap:9px}
.cd-brand-txt{font-weight:800;font-size:15px;color:#fff}
.cd-brand-txt em{font-style:normal;color:var(--hot)}
.cat-drawer-x{display:grid;place-items:center;width:30px;height:30px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);border-radius:var(--r);color:#fff;cursor:pointer}
.cat-drawer-x:hover{background:rgba(255,255,255,.2)}
.cat-drawer-home{display:block;margin:11px 13px 0;padding:12px 14px;background:var(--trust);color:#fff;font-weight:800;font-size:14px;border-radius:var(--r)}
.cat-drawer-home:hover{color:#fff;opacity:.9}
.cat-drawer-sec{display:flex;align-items:center;justify-content:space-between;margin:11px 13px 0;padding:12px 14px;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r);font-weight:800;font-size:14px;color:var(--ink)}
.cd-caret{color:var(--ink-3);transform:rotate(180deg)}
.cat-drawer-list{flex:1;overflow-y:auto;padding:4px 13px 13px}
.cat-drawer-list .cat-nav-row{display:flex;align-items:center;border-bottom:1px solid var(--line)}
.cat-drawer-list .cat-nav-row .cat-nav-item{flex:1;border-bottom:none}
.cat-drawer-list .cat-nav-item{padding:12px 13px;border-radius:var(--r);font-size:13.5px;font-weight:700;color:var(--ink);gap:11px;border-bottom:1px solid var(--line);justify-content:flex-start}
.cat-drawer-list .cat-nav-item:hover{background:var(--surface-2)}
.cat-drawer-list .cat-nav-item.active{background:var(--blue);color:#fff;font-weight:800}
.cat-drawer-list .cat-nav-item.active .cn-name{color:#fff}
.cat-drawer-list .cn-ico{width:24px;height:24px;border-radius:var(--r-sm)}
.cat-drawer-list .cn-ico img,.cat-drawer-list .cn-ico svg{width:18px;height:18px}
.cat-drawer-list .cn-ico.cn-ico-sm{width:20px;height:20px}
.cat-drawer-list .cn-ico.cn-ico-sm img,.cat-drawer-list .cn-ico.cn-ico-sm svg{width:15px;height:15px}
.cat-drawer-list .cn-name{white-space:normal;overflow:visible;text-overflow:clip;display:block}
.cat-drawer-list .cn-toggle{display:grid;flex:0 0 34px;height:44px}
.cat-drawer-list .cat-nav-item .cn-toggle{display:none}
.cat-drawer-list .cat-children .cat-nav-item{padding-left:44px;font-size:13px;font-weight:600}
.cd-all{display:block;padding:13px 14px;color:var(--blue);font-weight:800;font-size:13px;border-bottom:1px solid var(--line);margin-bottom:4px}
.cd-all:hover{background:var(--brand-soft)}
.cat-drawer-foot{display:flex;align-items:center;gap:9px;padding:13px 18px;border-top:1px solid var(--line);color:var(--trust);font-size:12.5px;font-weight:800;flex-shrink:0;background:var(--trust-soft)}

@media(max-width:900px){.shop-layout{grid-template-columns:1fr}.cat-nav{display:none}.hd-cat-btn{display:grid}.cat-nav-head{display:none}}

/* ==========================================================================
   CHAT POPUP
   ========================================================================== */
.chat-wrap{position:relative}
.chat-pop{position:absolute;top:calc(100% + 10px);right:0;width:370px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh-3);overflow:hidden;display:none;z-index:85}
.chat-pop.open{display:block}
.cp-head{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--navy);color:#fff}
.cp-head strong{font-size:13.5px;font-weight:800}
.cp-all{font-size:11.5px;color:var(--gold);font-weight:700}
.cp-all:hover{text-decoration:underline;color:var(--gold)}
.cp-list{max-height:400px;overflow-y:auto}
.cp-list::-webkit-scrollbar{width:5px}
.cp-list::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:3px}
.cp-item{display:flex;gap:10px;padding:10px 16px;border-bottom:1px solid var(--line);transition:background .1s;border-left:3px solid transparent}
.cp-item:hover{background:var(--surface-2)}
.cp-item.is-unread{background:var(--gold-soft);border-left-color:var(--hot)}
.cp-item.is-unread:hover{background:#fbf0d4}
.cp-av{width:34px;height:34px;border-radius:var(--r);flex-shrink:0;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800;font-size:13px}
.cp-item.is-unread .cp-av{background:var(--hot)}
.cp-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.cp-top{display:flex;align-items:baseline;justify-content:space-between;gap:7px}
.cp-name{font-size:12.5px;font-weight:700;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cp-time{font-size:10px;color:var(--ink-3);flex-shrink:0;font-weight:600}
.cp-bot{display:flex;align-items:center;justify-content:space-between;gap:7px}
.cp-msg{font-size:11.5px;color:var(--ink-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.cp-item.is-unread .cp-msg{color:var(--ink-2);font-weight:600}
.cp-badge{background:var(--hot);color:#fff;font-size:9.5px;font-weight:800;min-width:17px;text-align:center;padding:2px 5px;border-radius:var(--r-sm);flex-shrink:0}
.cp-prod{font-size:10.5px;color:var(--ink-3);display:flex;align-items:center;gap:5px;margin-top:2px}
.cp-st{font-style:normal;font-size:9px;font-weight:800;padding:2px 6px;border-radius:2px;text-transform:uppercase;letter-spacing:.3px}
.cp-st-amber{background:var(--gold-soft);color:#6e5000}
.cp-st-green{background:var(--trust-soft);color:#066b36}
.cp-st-red{background:var(--danger-soft);color:#8f1616}
.cp-st-gray{background:var(--surface-3);color:var(--ink-2)}
.cp-st-blue{background:var(--brand-soft);color:#1550a8}
.cp-empty{padding:32px 20px;text-align:center;color:var(--ink-3);font-size:12.5px}
.cp-empty svg{margin:0 auto 8px;color:var(--line-2)}

/* ==========================================================================
   HỘI THOẠI
   ========================================================================== */
.msg-page-head{padding-bottom:4px}
.thread-list{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh-1)}
.thread-row{display:flex;align-items:center;gap:12px;padding:13px 16px;border-bottom:1px solid var(--line);transition:background .1s;border-left:3px solid transparent}
.thread-row:last-child{border-bottom:none}
.thread-row:hover{background:var(--surface-2)}
.thread-row.is-unread{background:var(--gold-soft);border-left-color:var(--hot)}
.thread-row.is-unread:hover{background:#fbf0d4}
.tr-av{width:40px;height:40px;border-radius:var(--r);flex-shrink:0;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px}
.thread-row.is-unread .tr-av{background:var(--hot)}
.tr-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:3px}
.tr-top{display:flex;align-items:baseline;justify-content:space-between;gap:8px}
.tr-top strong{font-size:13px;font-weight:800;color:var(--ink)}
.tr-time{font-size:11px;color:var(--ink-3);flex-shrink:0;font-weight:600}
.tr-prod{font-size:11px;color:var(--ink-3);display:flex;align-items:center;gap:5px;font-weight:600}
.tr-msg{font-size:12.5px;color:var(--ink-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.thread-row.is-unread .tr-msg{color:var(--ink-2);font-weight:600}
.tr-unread{background:var(--hot);color:#fff;font-size:9.5px;font-weight:800;padding:2px 6px;border-radius:2px;margin-right:7px;text-transform:uppercase}
.tr-dot{background:var(--hot);color:#fff;font-size:10.5px;font-weight:800;min-width:21px;text-align:center;padding:3px 7px;border-radius:var(--r-sm);flex-shrink:0}

/* ==========================================================================
   CHI TIẾT SẢN PHẨM
   ========================================================================== */
.split{display:grid;grid-template-columns:1fr 340px;gap:18px;align-items:start}
@media(max-width:960px){.split{grid-template-columns:1fr}}
.product-thumb{background:var(--surface-3);border:1px solid var(--line);border-radius:var(--r);display:grid;place-items:center;overflow:hidden}
.ph-icon{background:var(--brand);color:#fff;border-radius:var(--r);display:grid;place-items:center;font-weight:800;text-transform:uppercase}
.variant-list{display:flex;flex-direction:column;gap:8px}
.variant{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 15px;border:1.5px solid var(--line);border-radius:var(--r);cursor:pointer;transition:border-color .12s;background:#fff}
.variant:hover{border-color:var(--blue)}
.variant.active{border-color:var(--blue);background:var(--brand-soft)}
.variant.disabled{opacity:.4;cursor:not-allowed}
.variant .v-name{font-weight:700;font-size:13px;color:var(--ink)}
.variant .v-price{font-weight:800;color:var(--hot);font-size:14px}
.variant .v-stock{font-size:11px;color:var(--ink-3);font-weight:600}
.qty-control{display:inline-flex;align-items:center;border:1.5px solid var(--line-2);border-radius:var(--r);overflow:hidden;background:#fff}
.qty-control button{width:34px;height:36px;background:var(--surface-3);border:none;color:var(--ink);font-size:17px;cursor:pointer;transition:background .12s}
.qty-control button:hover{background:var(--blue);color:#fff}
.qty-control input{width:48px;height:36px;text-align:center;background:#fff;border:none;outline:none;font-size:13.5px;font-weight:800;color:var(--ink)}

.chat-box{display:flex;flex-direction:column;height:420px}
.chat-scroll{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:8px;padding:4px 2px}
.msg{max-width:80%;padding:9px 13px;border-radius:var(--r);font-size:13px;line-height:1.55;word-wrap:break-word}
.msg .who{font-size:10px;font-weight:800;opacity:.55;margin-bottom:2px;text-transform:uppercase;letter-spacing:.3px}
.msg-buyer{align-self:flex-start;background:#fff;border:1px solid var(--line);border-bottom-left-radius:2px}
.msg-seller{align-self:flex-end;background:var(--brand-soft);border:1px solid #c3daff;border-bottom-right-radius:2px}
.msg-admin{align-self:center;background:var(--gold-soft);border:1px solid #ffdf9e;max-width:92%}
.msg-system{align-self:center;border:1px dashed var(--line-2);color:var(--ink-3);font-size:11.5px;font-weight:600;text-align:center;max-width:90%;padding:6px 12px;border-radius:var(--r);background:var(--surface-2)}
.chat-input{display:flex;gap:8px;margin-top:10px;align-items:center}
.chat-input .input{flex:1}

/* ==========================================================================
   ĐÁNH GIÁ
   ========================================================================== */
.rating-summary{display:flex;gap:22px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}
.rs-score{text-align:center;flex-shrink:0}
.rs-num{font-size:38px;font-weight:800;letter-spacing:-1px;line-height:1;color:var(--ink)}
.rs-stars{color:var(--gold);font-size:13px;letter-spacing:0;margin-top:3px}
.rs-cnt{font-size:11px;color:var(--ink-3);margin-top:3px;font-weight:600}
.rs-bars{flex:1;display:grid;gap:4px}
.rs-bar-row{display:flex;align-items:center;gap:8px;font-size:11px;font-weight:600}
.rs-bar-lbl{width:30px;color:var(--ink-3);flex-shrink:0}
.rs-bar{flex:1;height:7px;background:var(--surface-3);border-radius:3px;overflow:hidden}
.rs-bar i{display:block;height:100%;background:var(--gold);border-radius:3px}
.rs-bar-n{width:24px;text-align:right;color:var(--ink-2);flex-shrink:0}
.review-form{margin-top:14px;padding:16px 18px;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r)}
.rf-head{display:flex;flex-direction:column;gap:2px;margin-bottom:10px}
.star-picker{display:flex;align-items:center;gap:3px}
.star-btn{border:none;background:none;cursor:pointer;font-size:22px;color:var(--line-2);padding:1px;transition:color .1s;line-height:1}
.star-btn:hover,.star-btn.on{color:var(--gold)}
.star-text{margin-left:8px;font-size:12px;color:var(--ink-2);font-weight:700}
.review-item{padding:14px 0;border-top:1px solid var(--line)}
.rv-head{display:flex;gap:10px;align-items:flex-start}
.rv-av{width:32px;height:32px;border-radius:var(--r);flex-shrink:0;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:800;font-size:13px}
.rv-meta{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--ink-3);margin-top:2px;font-weight:600}
.rv-meta .dot{opacity:.5}
.rv-verified{background:var(--trust-soft);color:#066b36;font-size:9.5px;font-weight:800;padding:2px 7px;border-radius:2px;text-transform:uppercase;letter-spacing:.2px}
.rv-body{margin-top:8px;padding-left:42px}

/* ==========================================================================
   BANNER
   ========================================================================== */
.banner{border-radius:var(--r);padding:13px 16px;border:1px solid var(--line);display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:#fff}
.banner.warn{border-color:#ffdf9e;background:var(--gold-soft)}
.banner.danger{border-color:#f8c4c4;background:var(--danger-soft)}
.banner.info{border-color:#c3daff;background:var(--brand-soft)}
.banner.success{border-color:#a5e3c2;background:var(--trust-soft)}
.banner .b-title{font-weight:800;font-size:13.5px;color:var(--ink)}
.banner .b-sub{font-size:12px;color:var(--ink-2)}

/* ==========================================================================
   BƯỚC
   ========================================================================== */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;box-shadow:var(--sh-1);border-top:3px solid var(--brand)}
.step-num{width:30px;height:30px;border-radius:var(--r);margin-bottom:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800;font-size:13px}
.step h4{font-size:13.5px;font-weight:800;margin-bottom:5px;color:var(--ink)}
.step p{font-size:12.5px;color:var(--ink-2);line-height:1.6}

/* ==========================================================================
   ĐĂNG NHẬP / ĐĂNG KÝ — layout hai cột: cột cam kết + cột form
   ========================================================================== */
.auth-wrap{
  display:grid;grid-template-columns:430px minmax(0,1fr);gap:0;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--sh-3);overflow:hidden;
  width:min(1020px,100%);margin:36px auto 0;
}
@media(max-width:980px){
  .auth-wrap{grid-template-columns:1fr;width:min(560px,100%)}
  .auth-aside{display:none}
}
/* Trang auth chỉ còn form — bỏ cột marketing */
.auth-wrap--solo{grid-template-columns:1fr;width:min(480px,100%)}

/* ---------- Cột trái: thương hiệu + cam kết (nền navy như header) ---------- */
.auth-aside{
  background:var(--navy);border-top:3px solid var(--hot);
  padding:34px 34px 26px;display:flex;flex-direction:column;color:#fff;
  position:relative;
}
.auth-aside .brand{margin-bottom:26px}
.auth-aside-t{font-size:23px;font-weight:800;line-height:1.3;letter-spacing:-.5px;color:#fff;margin-bottom:11px}
.auth-aside-t em{font-style:normal;color:var(--hot)}
.auth-aside-p{font-size:12.5px;line-height:1.75;color:#9aa3ad;margin-bottom:22px;max-width:40ch}

.auth-feat{list-style:none;display:flex;flex-direction:column;gap:14px}
.auth-feat li{display:flex;gap:11px;align-items:flex-start}
.auth-feat-ic{
  flex:0 0 30px;width:30px;height:30px;border-radius:6px;
  background:rgba(232,66,14,.14);color:var(--hot);
  display:grid;place-items:center;
}
.auth-feat-ic svg{color:#ff7a45}
.auth-feat b{display:block;font-size:12.5px;font-weight:700;color:#fff;line-height:1.45}
.auth-feat span{display:block;font-size:11.5px;color:#8d959f;line-height:1.6;margin-top:1px}

.auth-aside-foot{
  margin-top:auto;padding-top:18px;border-top:1px solid var(--navy-2);
  font-size:11px;line-height:1.7;color:#7d858f;
}
.auth-aside-foot b{color:#c8ced5;font-weight:700}
.auth-aside-foot a{color:#8fb4ee;text-decoration:underline;text-underline-offset:2px}

/* ---------- Cột phải: form ---------- */
/* Chỉ còn form (bỏ cột marketing): card bo tròn hơn, đổ bóng nhẹ,
   tiêu đề canh giữa, form rộng vừa đủ trên PC. */
.auth-wrap--solo{
  display:block;
  width:min(430px,100%);margin:46px auto 0;
  background:#fff;border:1px solid var(--line);border-radius:10px;
  box-shadow:0 6px 26px rgba(20,24,28,.10);
  overflow:hidden;
}
.auth-wrap--solo .auth-main{padding:38px 40px 32px}
@media(max-width:560px){
  .auth-wrap--solo{margin-top:22px;border-radius:8px}
  .auth-wrap--solo .auth-main{padding:26px 20px 22px}
}
.auth-main{padding:32px 38px 28px;display:flex;flex-direction:column;justify-content:center}
@media(max-width:560px){.auth-main{padding:26px 20px 22px}}

.auth-head{margin-bottom:20px;text-align:center}
.auth-head h1{font-size:22px;font-weight:800;letter-spacing:-.4px;color:var(--ink)}
.auth-head p{font-size:12.5px;color:var(--ink-3);margin-top:6px;line-height:1.65}
.auth-head p a{color:var(--blue);font-weight:700}
.auth-head p a:hover{text-decoration:underline}
/* Vạch mảnh + chữ HOẶC ngăn phần form với phần phụ */
.auth-or{display:flex;align-items:center;gap:12px;margin:20px 0 14px;
  font-size:11px;font-weight:700;letter-spacing:1.2px;color:var(--ink-3);text-transform:uppercase}
.auth-or::before,.auth-or::after{content:'';flex:1;height:1px;background:var(--line)}

.auth-form{position:relative}
.auth-form .field{margin-bottom:14px}
.auth-form .field>label{font-size:12.5px;font-weight:700;color:var(--ink-2);display:block;margin-bottom:6px}
.auth-form .input,.auth-form .textarea{
  border-radius:8px;padding:10px 12px;font-size:13.5px;
}
.auth-form .input:focus,.auth-form .textarea:focus{border-radius:8px}
.auth-form .btn{border-radius:8px}
.hp-box{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden;opacity:0;pointer-events:none}

/* nhãn có link phụ bên phải (Quên mật khẩu) */
.field-label{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:6px}
.field-label label{font-size:12.5px;font-weight:700;color:var(--ink-2);margin:0}
.field-label a{font-size:11.5px;font-weight:700;color:var(--blue)}
.field-label a:hover{text-decoration:underline}

/* ô nhập có nút con mắt */
.pw-wrap{position:relative}
.pw-wrap .input{padding-right:42px}
.pw-toggle{
  position:absolute;right:1px;top:1px;bottom:1px;width:38px;
  border:0;background:transparent;color:var(--ink-3);cursor:pointer;
  display:grid;place-items:center;border-radius:0 8px 8px 0;
}
.pw-toggle:hover{color:var(--blue);background:var(--surface-2)}
.pw-toggle.on{color:var(--blue)}

/* hàng ghi nhớ / quên */
.auth-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:-2px 0 16px}
.auth-check{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--ink-2);cursor:pointer;font-weight:600}
.auth-check input{width:15px;height:15px;accent-color:var(--blue);cursor:pointer;flex-shrink:0}
.auth-check a{color:var(--blue);font-weight:700}
.auth-check a:hover{text-decoration:underline}
.auth-check-terms{margin-bottom:16px;align-items:flex-start;line-height:1.6;font-weight:500}
.auth-check-terms input{margin-top:2px}
.auth-row .mute-2{font-size:11px;color:var(--ink-3)}

/* vạch phân cách "hoặc" */
.auth-or{display:flex;align-items:center;gap:12px;margin:18px 0 14px;color:var(--ink-3);font-size:11px;font-weight:800;letter-spacing:.6px}
.auth-or::before,.auth-or::after{content:'';height:1px;background:var(--line);flex:1}
.auth-alt{text-align:center;font-size:13px;color:var(--ink-3);margin-bottom:14px}
.auth-alt a{color:var(--blue);font-weight:700}
.auth-alt a:hover{text-decoration:underline}

/* ---------- Honeypot + captcha ---------- */
.cap-row{display:flex;gap:8px;align-items:stretch}
.cap-q{
  flex:1;display:flex;align-items:center;justify-content:center;gap:5px;
  background:var(--surface-2);border:1.5px dashed var(--line-2);border-radius:8px;
  padding:9px 12px;font-weight:800;font-size:15px;color:var(--ink);
  letter-spacing:.5px;user-select:none;
}
.cap-q::before{
  content:'?';width:20px;height:20px;flex:0 0 20px;border-radius:var(--r-sm);
  background:var(--blue);color:#fff;display:grid;place-items:center;
  font-size:11px;font-weight:800;letter-spacing:0;margin-right:2px;
}
.cap-in{width:96px;flex:0 0 96px;text-align:center;font-weight:700;font-size:16px;letter-spacing:1px}
.cap-hint{font-size:11.5px;color:var(--ink-3);margin-top:5px;display:flex;align-items:center;gap:5px}
.cap-hint-plain{margin:-4px 0 14px}

/* ---------- Thông báo lỗi ---------- */
.auth-err{
  display:flex;gap:10px;align-items:flex-start;
  background:var(--danger-soft);border:1px solid var(--danger);border-left-width:3px;
  color:#8f1616;border-radius:8px;padding:11px 13px;
  font-size:12.5px;font-weight:600;line-height:1.6;margin-bottom:14px;
}
.auth-err::before{
  content:'!';flex:0 0 18px;width:18px;height:18px;margin-top:1px;border-radius:50%;
  background:var(--danger);color:#fff;display:grid;place-items:center;
  font-size:12px;font-weight:800;
}
.auth-err>div{flex:1}
.auth-err div+div{margin-top:5px;padding-top:5px;border-top:1px solid rgba(204,31,31,.18)}

/* ---------- Danh sách tài khoản demo ---------- */
.auth-demo{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--surface-2)}
.auth-demo-h{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:7px 12px;background:var(--surface-3);border-bottom:1px solid var(--line);
  font-size:10.5px;font-weight:800;text-transform:uppercase;letter-spacing:.5px;color:var(--ink-2);
}
.auth-demo-h .mute-2{font-size:10.5px;text-transform:none;letter-spacing:0}
.auth-demo-row{
  display:flex;align-items:center;gap:9px;width:100%;
  padding:7px 12px;background:#fff;border:0;border-bottom:1px solid var(--line);
  cursor:pointer;text-align:left;font:inherit;transition:background .12s;
}
.auth-demo-row:last-child{border-bottom:0}
.auth-demo-row:hover{background:var(--brand-soft)}
.auth-demo-row .badge{flex:0 0 52px;justify-content:center}
.auth-demo-em{font-size:12px;color:var(--ink);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.auth-demo-pw{font-size:11.5px;color:var(--ink-3);flex-shrink:0}

/* ---------- Captcha đã xác minh / ghi chú thiết bị ---------- */
.auth-sec-note{
  display:flex;gap:8px;align-items:flex-start;margin-top:16px;
  padding-top:14px;border-top:1px solid var(--line);
  font-size:11px;line-height:1.65;color:var(--ink-3);
}
.auth-sec-note svg{flex:0 0 14px;margin-top:2px;color:var(--trust)}
.auth-sec-note b{color:var(--ink-2)}

/* ---------- Biên bản cam kết Seller (become-seller + admin) ---------- */
.commit-view{margin-top:12px;border:1px solid var(--line);border-radius:6px;background:var(--surface-2)}
.commit-view summary{padding:9px 12px;font-size:12.5px;font-weight:700;color:var(--blue);cursor:pointer;list-style:none;display:flex;align-items:center;gap:6px}
.commit-view summary::-webkit-details-marker{display:none}
.commit-view summary::after{content:'▾';margin-left:auto;color:var(--ink-3);font-size:11px;transition:transform .15s}
.commit-view[open] summary::after{transform:rotate(180deg)}
.commit-view pre{padding:12px;font-size:11.5px;line-height:1.75;color:var(--ink-2);white-space:pre-wrap;max-height:340px;overflow-y:auto;border-top:1px solid var(--line);margin:0;background:#fff}
.rules-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media(max-width:700px){.rules-grid{grid-template-columns:1fr}}
.rule-item{display:flex;gap:9px;align-items:flex-start;padding:10px 12px;background:var(--surface-2);border:1px solid var(--line);border-radius:6px}
.rule-num{flex:0 0 22px;width:22px;height:22px;border-radius:50%;background:var(--hot);color:#fff;display:grid;place-items:center;font-size:11px;font-weight:800}
.rule-item b{display:block;font-size:12.5px;font-weight:700;color:var(--ink);line-height:1.4}
.rule-item span{display:block;font-size:11.5px;color:var(--ink-2);line-height:1.6;margin-top:1px}
.commit-box{border:1px solid var(--line);border-radius:6px;background:var(--surface-2);transition:border-color .15s;cursor:pointer}
.commit-box:hover{border-color:var(--blue)}
.commit-box-hot{border-color:rgba(232,66,14,.35);background:var(--hot-soft)}
.commit-box-hot:hover{border-color:var(--hot)}
.commit-box input[type=checkbox]{width:16px;height:16px;accent-color:var(--hot);cursor:pointer;flex-shrink:0}


/* ==========================================================================
   DASHBOARD
   ========================================================================== */
.dash{display:grid;grid-template-columns:200px 1fr;gap:18px;align-items:start}
@media(max-width:880px){.dash{grid-template-columns:1fr}}
.side-nav{display:flex;flex-direction:column;gap:2px;position:sticky;top:100px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:8px;box-shadow:var(--sh-1)}
.side-nav a{padding:8px 11px;border-radius:var(--r-sm);font-size:13px;font-weight:600;color:var(--ink-2);transition:.12s;display:flex;align-items:center;gap:8px}
.side-nav a:hover{background:var(--brand-soft);color:var(--blue)}
.side-nav a.active{background:var(--blue);color:#fff;font-weight:700}
.side-nav .divider{height:1px;background:var(--line);margin:7px 4px}
.side-title{font-size:10px;text-transform:uppercase;letter-spacing:.7px;color:var(--ink-3);font-weight:800;padding:5px 11px;margin-top:8px}

/* ==========================================================================
   ĐẦU TRANG
   ========================================================================== */
.page-head{padding:26px 0 4px}
.page-head h1{font-size:23px;font-weight:800;letter-spacing:-.4px;color:var(--ink)}
.page-head p{color:var(--ink-3);margin-top:4px;font-size:13px;font-weight:500}
.page-head .doc-updated{display:inline-block;margin-top:9px;padding:3px 9px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface-2);font-size:11.5px;font-weight:600;color:var(--ink-2)}

/* ==========================================================================
   TRANG TÀI LIỆU (Điều khoản / Chính sách) — mục lục + nội dung + cột phụ
   ========================================================================== */
.doc-wrap{max-width:1000px}
/* Mục lục LUÔN nằm trong grid — để .sticky nằm trong block flow thuần sẽ
   đưa nó ra khỏi dòng, làm nó đè lên .doc-summary/.doc-main khi cuộn. */
.doc-has-toc{max-width:1100px;display:grid;grid-template-columns:200px minmax(0,1fr);gap:24px;align-items:start}
.doc-has-toc .doc-toc{grid-column:1;grid-row:1;position:sticky;top:calc(var(--hd-total) + 12px);margin-bottom:0;align-self:start}
.doc-has-toc .doc-main{grid-column:2;grid-row:1;max-width:none}
.doc-side-only{max-width:1100px;display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:24px;align-items:start}
.doc-side-only .doc-main{grid-column:1;grid-row:1;max-width:none}
.doc-side-only .doc-side{grid-column:2;grid-row:1;position:sticky;top:calc(var(--hd-total) + 12px);align-self:start}
.doc-has-side{max-width:1180px;display:grid;grid-template-columns:200px minmax(0,1fr) 250px;gap:24px;align-items:start}
.doc-has-side .doc-toc{grid-column:1;grid-row:1;position:sticky;top:calc(var(--hd-total) + 12px);margin-bottom:0;align-self:start}
.doc-has-side .doc-main{grid-column:2;grid-row:1;max-width:none}
.doc-has-side .doc-side{grid-column:3;grid-row:1;position:sticky;top:calc(var(--hd-total) + 12px);align-self:start}
@media(max-width:1080px){
  .doc-has-toc{grid-template-columns:190px minmax(0,1fr)}
  .doc-side-only{grid-template-columns:1fr}
  .doc-side-only .doc-side{grid-column:1;grid-row:2;position:static;margin-top:4px}
  .doc-has-side{grid-template-columns:190px minmax(0,1fr)}
  .doc-has-side .doc-main{grid-column:2}
  .doc-has-side .doc-side{grid-column:1 / -1;grid-row:2;position:static;margin-top:4px}
}
@media(max-width:760px){
  .doc-has-toc,.doc-has-side,.doc-side-only{grid-template-columns:1fr}
  .doc-has-toc .doc-toc,.doc-has-side .doc-toc{position:static;grid-column:1;grid-row:auto}
  .doc-has-toc .doc-main,.doc-has-side .doc-main,.doc-side-only .doc-main,
  .doc-has-side .doc-side,.doc-side-only .doc-side{grid-column:1;grid-row:auto}
}

/* Mục lục — mặc định đứng yên trong dòng; sticky chỉ áp khi nằm trong grid (.doc-has-toc / .doc-has-side) */
.doc-toc{margin-bottom:14px}
.toc-title{font-size:10.5px;font-weight:800;text-transform:uppercase;letter-spacing:.8px;color:var(--ink-3);margin-bottom:7px}
.doc-toc ol{list-style:none;counter-reset:none;border-left:1px solid var(--line);max-height:60vh;overflow-y:auto}
.doc-toc li{margin:0}
.doc-toc a{display:block;padding:4px 10px;font-size:12px;font-weight:600;color:var(--ink-2);border-left:2px solid transparent;margin-left:-1px;transition:.12s}
.doc-toc a:hover{color:var(--blue);background:var(--brand-soft);border-left-color:var(--blue)}
.doc-toc a.on{color:var(--hot);background:var(--hot-soft);border-left-color:var(--hot);font-weight:700}

/* Khối nội dung */
.doc-main{max-width:820px}
.doc-has-side .doc-main{max-width:none}
.doc-summary{border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:var(--r);background:var(--brand-soft);padding:14px 16px;margin-bottom:14px}
.doc-summary h2{font-size:13px;font-weight:800;color:var(--brand-dk);margin-bottom:6px;text-transform:uppercase;letter-spacing:.4px}
.doc-summary p{font-size:13px;color:var(--ink-2);line-height:1.65}
.doc-summary p + p{margin-top:6px}

/* Từng mục: dánh số lớn bên trái */
.doc-sec{scroll-margin-top:calc(var(--hd-total) + 12px)}
.doc-sec + .doc-sec{margin-top:22px;padding-top:20px;border-top:1px solid var(--line)}
.doc-sec h2{font-size:15.5px;font-weight:800;color:var(--ink);margin-bottom:5px;display:flex;align-items:baseline;gap:9px}
.doc-sec h2::before{content:'';flex:0 0 3px;height:15px;background:var(--hot);border-radius:2px;align-self:center}
.doc-lead{font-size:13px;color:var(--ink-3);font-style:italic;margin-bottom:11px;padding-left:12px;border-left:2px solid var(--line);line-height:1.6}
.doc-para{font-size:13.5px;color:var(--ink-2);line-height:1.78;margin-bottom:9px}
.doc-para:last-child{margin-bottom:0}

/* Cột phụ (Thông báo pháp lý) */
.doc-side .side-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px 15px}
.doc-side .side-box + .side-box{margin-top:12px}
.doc-side h3{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.6px;color:var(--hot);margin-bottom:9px}
.doc-side ul{list-style:none}
.doc-side li{position:relative;padding:5px 0 5px 15px;font-size:12.5px;color:var(--ink-2);line-height:1.6;border-bottom:1px solid var(--surface-3)}
.doc-side li:last-child{border-bottom:none}
.doc-side li::before{content:'';position:absolute;left:2px;top:12px;width:5px;height:5px;border-radius:50%;background:var(--line-2)}
.doc-side .side-warn{background:var(--danger-soft);border:1px solid rgba(204,31,31,.22)}
.doc-side .side-warn h3{color:var(--danger)}
.doc-side .side-warn li::before{background:var(--danger)}

/* ==========================================================================
   MODAL
   ========================================================================== */
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);display:none;place-items:center;z-index:100;padding:18px}
.modal-backdrop.open{display:grid}
.modal{background:#fff;border-radius:var(--r);width:min(460px,100%);box-shadow:var(--sh-3);overflow:hidden}
.modal-head{padding:16px 20px;border-bottom:1px solid var(--line);font-weight:800;font-size:14.5px;color:var(--ink)}
.modal-body{padding:20px}
.modal-foot{padding:13px 20px;border-top:1px solid var(--line);display:flex;gap:8px;justify-content:flex-end;background:var(--surface-2)}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{background:var(--navy);color:#9098a0;margin-top:48px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:28px;padding:40px 0 28px}
@media(max-width:860px){.footer-grid{grid-template-columns:1fr 1fr;gap:22px}}
.footer-brand{margin-bottom:12px}
.footer-brand .brand-text{color:#fff}
.site-footer p{font-size:12.5px;line-height:1.7;color:#888f96}
.site-footer p strong{color:var(--hot)}
.site-footer h4{font-size:10.5px;text-transform:uppercase;letter-spacing:1px;color:#fff;margin-bottom:11px;font-weight:800}
.site-footer a{display:block;color:#888f96;font-size:12.5px;padding:4px 0;font-weight:500}
.site-footer a:hover{color:#fff}
.footer-bar{border-top:1px solid rgba(255,255,255,.08);padding:15px 0;font-size:11.5px;color:#666;text-align:center}

/* ==========================================================================
   TRỐNG / MISC
   ========================================================================== */
.empty{text-align:center;padding:50px 20px;color:var(--ink-3);border:1.5px dashed var(--line-2);border-radius:var(--r);background:#fff}
.empty svg{margin:0 auto 12px;color:var(--line-2)}
.empty p{font-size:13.5px;margin-top:5px;font-weight:600}
.pill-list{display:flex;gap:8px;flex-wrap:wrap}
.rating{color:var(--gold);font-weight:800}
.divider-dot{width:3px;height:3px;border-radius:50%;background:var(--line-2)}
.rel-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:12px}
.meta{font-size:11.5px;color:var(--ink-3);font-weight:600;line-height:1.6}
.nm{font-weight:700;color:var(--ink)}
.note{font-size:12px;color:var(--ink-2);background:var(--surface-2);border-left:3px solid var(--blue);border-radius:0 var(--r-sm) var(--r-sm) 0;padding:9px 12px;line-height:1.6}
.accent{color:var(--hot)}

.searchbar{display:flex;align-items:center;gap:8px;margin-bottom:14px;background:#fff;border:1px solid var(--line-2);border-radius:var(--r);padding:3px 3px 3px 12px;max-width:420px}
.searchbar:focus-within{border-color:var(--blue)}
.searchbar input{flex:1;border:none;outline:none;background:none;padding:7px 4px;font-family:var(--font);font-size:13px;color:var(--ink);min-width:0}
.searchbar input::placeholder{color:var(--ink-3)}
.searchbar button{border:none;background:var(--blue);color:#fff;padding:7px 16px;border-radius:var(--r-sm);font-weight:700;font-size:12.5px;cursor:pointer}
.searchbar button:hover{background:var(--brand-dk)}

.cat-chips{display:flex;gap:6px;flex-wrap:wrap}
.cat-chip{padding:6px 13px;border-radius:var(--r-sm);font-size:12px;font-weight:700;background:var(--surface-3);color:var(--ink-2);border:1px solid transparent;transition:.12s}
.cat-chip:hover{background:var(--brand-soft);color:var(--blue)}
.cat-chip.active{background:var(--blue);color:#fff}

/* ==========================================================================
   TRANG CỬA HÀNG (shop.php) + DANH SÁCH SELLER
   ========================================================================== */
/* Banner */
.shop-banner{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--navy);min-height:180px}
.shop-banner img{width:100%;height:180px;object-fit:cover;display:block}
.shop-banner-fallback{height:180px;background:var(--navy)}
.shop-banner-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(18,20,24,.96),rgba(18,20,24,.45))}
.shop-banner-content{position:absolute;left:0;right:0;bottom:0;display:flex;align-items:flex-end;gap:16px;padding:20px 22px}
.shop-av-wrap{flex-shrink:0}
.shop-avatar{width:76px;height:76px;border-radius:50%;border:3px solid #fff;overflow:hidden;background:var(--surface-3);box-shadow:var(--sh-2)}
.shop-avatar img{width:100%;height:100%;object-fit:cover}
.shop-avatar-ph{display:grid;place-items:center;font-size:30px;font-weight:800;color:var(--hot);background:#fff}
.shop-banner-meta{flex:1;min-width:0}
.shop-banner-name{font-size:20px;font-weight:800;color:#fff;letter-spacing:-.3px;margin-bottom:5px}
.shop-banner-sub{display:flex;flex-wrap:wrap;gap:12px;font-size:12px;color:#d4d9de;align-items:center}
.shop-verified{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:20px;background:var(--trust);color:#fff;font-weight:700;font-size:11px}
.shop-banner-actions{display:flex;gap:8px;flex-shrink:0}
.shop-banner-actions .btn{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.25);color:#fff}
.shop-banner-actions .btn:hover{background:rgba(255,255,255,.2)}
.shop-banner-actions .btn-primary{background:var(--hot);border-color:var(--hot)}
.shop-banner-actions .btn-primary:hover{background:var(--hot-dk);border-color:var(--hot-dk)}

/* Stats bar */
.shop-stats{display:flex;background:var(--surface);border:1px solid var(--line);border-top:none;border-radius:0 0 var(--r) var(--r);margin-top:-1px;padding:0;overflow-x:auto}
.shop-stat{flex:1;min-width:110px;text-align:center;padding:13px 10px;border-right:1px solid var(--line)}
.shop-stat:last-child{border-right:none}
.ss-num{display:block;font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.2px}
.ss-lbl{display:block;font-size:11.5px;color:var(--ink-3);margin-top:2px}

/* Announce */
.shop-announce{display:flex;gap:10px;align-items:flex-start;background:var(--gold-soft);border:1px solid rgba(184,133,10,.3);border-radius:var(--r);padding:12px 15px;margin-top:12px;font-size:13px;color:var(--ink-2)}
.shop-announce svg{flex-shrink:0;margin-top:2px;color:var(--gold)}

/* Layout */
.storefront-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:18px;align-items:start}
.shop-side{position:sticky;top:118px}
@media(max-width:960px){.storefront-layout{grid-template-columns:1fr}.shop-side{position:static}}

/* Chính sách */
.shop-policies{border-top:1px solid var(--line);padding-top:12px}
.shop-policies h4{font-size:12.5px;font-weight:800;text-transform:uppercase;letter-spacing:.5px;color:var(--ink-3);margin-bottom:9px}
.policy-item{display:flex;gap:9px;align-items:flex-start;padding:7px 0;font-size:13px;color:var(--ink-2);line-height:1.55}
.policy-item svg{flex-shrink:0;color:var(--trust);margin-top:2px}

/* Info table */
.shop-info-table>div{display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-bottom:1px solid var(--line);font-size:12.5px}
.shop-info-table>div:last-child{border-bottom:none}
.shop-info-table span{color:var(--ink-3)}
.shop-info-table b{color:var(--ink);font-weight:700;text-align:right}

/* Danh mục shop */
.shop-cats{display:flex;flex-wrap:wrap;gap:7px}
.shop-cats .cat-chip{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border:1px solid var(--line);border-radius:20px;font-size:12px;font-weight:600;color:var(--ink-2);background:var(--surface)}
.shop-cats .cat-chip:hover{border-color:var(--hot);color:var(--hot)}
.cc-n{background:var(--surface-3);color:var(--ink-3);font-size:10.5px;padding:1px 6px;border-radius:10px;font-weight:700}

/* Đơn gần đây */
.shop-order-row{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--line)}
.shop-order-row:last-child{border-bottom:none}
.so-buyer{width:30px;height:30px;border-radius:50%;background:var(--surface-3);display:grid;place-items:center;font-weight:800;font-size:11px;color:var(--ink-2);flex-shrink:0}

/* Cam kết */
.shop-commit{list-style:none}
.shop-commit li{position:relative;padding:6px 0 6px 20px;font-size:12.5px;color:var(--ink-2);border-bottom:1px solid var(--line)}
.shop-commit li:last-child{border-bottom:none}
.shop-commit li::before{content:'✓';position:absolute;left:0;top:6px;color:var(--trust);font-weight:800;font-size:13px}

/* Danh sách Seller — thẻ */
.seller-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.seller-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:box-shadow .15s,border-color .15s;display:flex;flex-direction:column}
.seller-card:hover{box-shadow:var(--sh-2);border-color:var(--line-2)}
.seller-card-top{position:relative;padding:18px 16px 12px;background:linear-gradient(135deg,#f6f8fb,#eef2f7);display:flex;justify-content:center}
.seller-avatar{width:64px;height:64px;border-radius:50%;border:3px solid #fff;overflow:hidden;background:var(--surface-3);box-shadow:var(--sh-1)}
.seller-avatar img{width:100%;height:100%;object-fit:cover}
.seller-avatar-ph{display:grid;place-items:center;font-size:26px;font-weight:800;color:var(--hot);background:#fff}
.seller-rank{position:absolute;top:9px;right:10px;background:var(--navy);color:#fff;font-size:11px;font-weight:800;padding:2px 9px;border-radius:20px}
.seller-card-body{padding:0 15px 15px;display:flex;flex-direction:column;gap:9px;flex:1}
.seller-name{font-size:14.5px;font-weight:800;color:var(--ink);text-align:center;letter-spacing:-.2px}
.seller-name:hover{color:var(--hot)}
.seller-sub{font-size:11.5px;color:var(--ink-3);text-align:center;margin-top:-6px}
.seller-badges{display:flex;gap:5px;justify-content:center;flex-wrap:wrap}
.seller-metrics{display:grid;grid-template-columns:1fr 1fr 1fr;gap:4px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:10px 0}
.seller-metrics>div{text-align:center}
.seller-metrics b{display:block;font-size:15px;font-weight:800;color:var(--ink)}
.seller-metrics span{display:block;font-size:10.5px;color:var(--ink-3);margin-top:1px}
.seller-card-foot{display:flex;gap:7px;margin-top:auto}

/* ==========================================================================
   HƯỚNG DẪN SỬ DỤNG SẢN PHẨM
   ========================================================================== */
.guide-box{border:1px solid rgba(31,111,235,.25);border-left:3px solid var(--brand);border-radius:var(--r);background:var(--blue-soft);padding:16px 18px}
.guide-head{display:flex;align-items:center;gap:9px;margin-bottom:11px}
.guide-head svg{color:var(--brand);flex-shrink:0}
.guide-head h3{font-size:15px;font-weight:800;color:var(--brand-dk);margin:0}
.guide-steps{list-style:none;counter-reset:step;margin:0;padding:0}
.guide-steps li{counter-increment:step;position:relative;padding:9px 0 9px 38px;font-size:13.5px;line-height:1.7;color:var(--ink-2);border-bottom:1px solid rgba(31,111,235,.14)}
.guide-steps li:last-child{border-bottom:none}
.guide-steps li::before{content:counter(step);position:absolute;left:0;top:9px;width:24px;height:24px;border-radius:50%;background:var(--brand);color:#fff;font-size:12px;font-weight:800;display:grid;place-items:center}
.guide-note{margin-top:11px;font-size:12px;color:var(--ink-3);font-style:italic}

/* ============================================================
   THÔNG BÁO — tab + danh sách nhóm theo ngày
   ============================================================ */
.ntf-tabs{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  border:1px solid var(--line);border-radius:var(--r);background:var(--surface-2);padding:6px}
.ntf-tabbar{display:flex;gap:6px;min-width:0}
.ntf-tab{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:var(--r-sm);
  font-size:13.5px;font-weight:700;color:var(--ink-2);border:1px solid transparent;
  transition:background .14s,color .14s,border-color .14s}
.ntf-tab svg{flex-shrink:0;color:var(--ink-3)}
.ntf-tab:hover{background:var(--surface);border-color:var(--line);color:var(--ink)}
.ntf-tab:hover svg{color:var(--ink-2)}
.ntf-tab.on{background:var(--surface);border-color:var(--hot);color:var(--hot);box-shadow:var(--sh-1)}
.ntf-tab.on svg{color:var(--hot)}
.ntf-tab-cnt{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:18px;
  padding:0 6px;border-radius:9px;background:var(--surface-3);color:var(--ink-2);
  font-size:11px;font-weight:800;font-variant-numeric:tabular-nums}
.ntf-tab.on .ntf-tab-cnt{background:var(--hot);color:#fff}
.ntf-tab-dot{width:7px;height:7px;border-radius:50%;background:var(--hot);flex-shrink:0}
.ntf-total{font-size:12px;color:var(--ink-3);padding-right:8px}

.ntf-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:14px 0 10px}
.ntf-bar .btn{margin:0}

/* --- Danh sách --- */
.ntf-card{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);padding:4px 0 0}
.ntf-daylabel{padding:14px 18px 7px;font-size:11px;font-weight:800;letter-spacing:.6px;
  text-transform:uppercase;color:var(--ink-3)}
.ntf-list{border-top:1px solid var(--line)}
.ntf-form{display:contents}          /* để .ntf-item nằm thẳng hàng trong .ntf-list */
.ntf-item{display:flex;align-items:flex-start;gap:13px;width:100%;text-align:left;
  padding:13px 18px;border-bottom:1px solid var(--line);cursor:pointer;
  font:inherit;color:inherit;background:none;transition:background .13s}
.ntf-item:hover{background:var(--surface-2)}
.ntf-item.is-unread{background:rgba(31,111,235,.045)}
.ntf-item.is-unread:hover{background:rgba(31,111,235,.085)}
.ntf-item.is-new{background:rgba(232,66,14,.06)}
.ntf-item.is-new:hover{background:rgba(232,66,14,.1)}
.ntf-item:last-child{border-bottom:none}

.ntf-ico{flex-shrink:0;width:36px;height:36px;border-radius:var(--r-sm);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center}

.ntf-main{flex:1 1 auto;min-width:0}
.ntf-title{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.ntf-tag{display:inline-block;padding:1px 7px;border-radius:4px;background:var(--hot-soft);
  color:var(--hot);font-size:10.5px;font-weight:800;letter-spacing:.3px;flex-shrink:0}
.ntf-t{font-size:13.8px;font-weight:600;color:var(--ink);line-height:1.4}
.ntf-item.is-unread .ntf-t,.ntf-item.is-new .ntf-t{font-weight:800}
.ntf-body{font-size:12.8px;color:var(--ink-2);line-height:1.55;margin-top:3px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ntf-item.is-unread .ntf-body{color:var(--ink)}

.ntf-meta{flex-shrink:0;display:flex;align-items:center;gap:7px;padding-top:2px}
.ntf-time{font-size:11.5px;color:var(--ink-3);white-space:nowrap}
.ntf-unread{width:7px;height:7px;border-radius:50%;background:var(--hot);flex-shrink:0}
.ntf-arrow{color:var(--line-2);display:inline-flex}
.ntf-item:hover .ntf-arrow{color:var(--hot)}

.ntf-empty-ico{width:52px;height:52px;border-radius:50%;background:var(--surface-2);
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;margin:0 auto 12px}

@media(max-width:640px){
  .ntf-tabs{padding:5px}
  .ntf-tab{flex:1 1 auto;justify-content:center;padding:8px 10px;font-size:12.5px}
  .ntf-total{width:100%;text-align:center;padding:0 0 4px}
  .ntf-item{padding:12px 14px;gap:10px}
  .ntf-meta{flex-direction:column;align-items:flex-end;gap:4px}
  .ntf-bar{align-items:flex-start}
}.auth-note-sm{font-size:11.5px;color:var(--ink-3)}

/* Dải thông tin bằng chứng (IP / thiết bị) trong panel biên bản cam kết */
.commit-meta{padding:10px 12px;background:var(--surface-2);border-top:1px solid var(--line);
  font-size:11.5px;color:var(--ink-3);display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.commit-meta b{color:var(--ink)}
.commit-view.mt{margin-top:10px}
.banner.mt{margin-top:10px}
.btn-sm{padding:5px 11px;font-size:12.5px}
.btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink-2)}
.btn-ghost:hover{background:var(--surface-2);border-color:var(--ink-3)}

/* ==================== TRANG NẠP TIỀN ==================== */
.topup-page{max-width:1000px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.tu-cols{display:grid;grid-template-columns:1.45fr .55fr;gap:14px;align-items:start}

/* -- Dải chỉ số -- */
.tu-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.tu-stat{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:13px 16px 13px 19px;overflow:hidden}
.tu-stat::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand)}
.tu-stat-lbl{display:block;font-size:11px;color:var(--ink-3);font-weight:700;text-transform:uppercase;letter-spacing:.6px}
.tu-stat-val{display:block;margin-top:5px;font-size:21px;font-weight:800;color:var(--ink);line-height:1.2}
.tu-stat-sub{display:block;margin-top:3px;font-size:11.5px;color:var(--ink-3)}
.tu-stat-main{background:var(--navy);border-color:var(--navy)}
.tu-stat-main::before{background:var(--hot)}
.tu-stat-main .tu-stat-lbl{color:rgba(255,255,255,.55)}
.tu-stat-main .tu-stat-val{color:#fff}
.tu-stat-main .tu-stat-sub{color:rgba(255,255,255,.5)}
.tu-stat-gate{cursor:default}
.tu-gate-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#2fd07a;margin-right:6px;vertical-align:1px}
.tu-gate-dot.off{background:#c4c8ce}
.tu-stat-gate .tu-stat-val{font-size:15px;padding-top:5px}

/* -- Thẻ chính -- */
.tu-card .card-head{margin-bottom:12px}

/* -- Chọn số tiền -- */
.tu-presets{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:4px 0 12px}
.tu-preset{padding:12px 6px;font-size:14px;font-weight:800;color:var(--ink-2);background:#fff;
  border:1.5px solid var(--line-2);border-radius:var(--r);cursor:pointer;
  transition:border-color .12s,background .12s,color .12s}
.tu-preset:hover{border-color:var(--brand);color:var(--brand-dk);background:var(--brand-soft)}
.tu-preset.on{border-color:var(--brand);background:var(--brand-soft);color:var(--brand-dk);box-shadow:0 0 0 2px rgba(31,111,235,.14)}
.tu-amount{display:flex;align-items:center;gap:8px;background:#fff;border:1.5px solid var(--line-2);
  border-radius:var(--r);padding:0 14px;transition:border-color .12s,box-shadow .12s}
.tu-amount:focus-within{border-color:var(--brand);box-shadow:0 0 0 2.5px rgba(31,111,235,.12)}
.tu-amount input{flex:1;min-width:0;border:0;outline:0;background:transparent;padding:13px 0;
  font-family:var(--font);font-size:23px;font-weight:800;color:var(--ink)}
.tu-amount input::placeholder{font-size:16px;font-weight:600;color:var(--ink-3)}
.tu-cur{font-size:17px;font-weight:800;color:var(--ink-3)}
.tu-cta{margin-top:14px;height:48px;font-size:15px;letter-spacing:.2px}
.tu-min{margin-top:9px;font-size:11.5px;color:var(--ink-3);text-align:center}

/* -- Lệnh đang chờ (hóa đơn) -- */
.tu-inv{padding:0;overflow:hidden}
.tu-inv-head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  padding:13px 16px;background:var(--navy);color:#fff}
.tu-inv-status{display:flex;align-items:center;gap:12px;min-width:0}
.tu-dot{width:9px;height:9px;border-radius:50%;background:#2fd07a;flex-shrink:0;
  box-shadow:0 0 0 5px rgba(47,208,122,.22);animation:tuPulse 1.7s ease-in-out infinite}
@keyframes tuPulse{0%,100%{box-shadow:0 0 0 5px rgba(47,208,122,.22)}50%{box-shadow:0 0 0 9px rgba(47,208,122,.07)}}
.tu-inv-title{font-size:14px;font-weight:800;line-height:1.3}
.tu-inv-sub{font-size:11.5px;color:rgba(255,255,255,.55);margin-top:2px}
.tu-timer{font-family:ui-monospace,Consolas,monospace;font-size:24px;font-weight:800;letter-spacing:2px;
  background:var(--hot);color:#fff;border-radius:var(--r);padding:6px 14px;min-width:92px;text-align:center;line-height:1.2}
.tu-inv-body{padding:6px 16px 4px}
.tu-row2{display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:10px 0;border-bottom:1px dashed var(--line)}
.tu-row2:last-child{border-bottom:none}
.tu-k{font-size:11.5px;color:var(--ink-3);font-weight:700;text-transform:uppercase;letter-spacing:.5px;flex-shrink:0}
.tu-v{font-size:14px;font-weight:700;color:var(--ink);text-align:right;word-break:break-all}
.tu-v.tu-mono{font-family:ui-monospace,Consolas,monospace;font-size:13.5px}
.tu-v-amt{font-size:19px;font-weight:800;color:var(--hot)}
.tu-copy{flex-shrink:0}

/* -- Ô nội dung chuyển khoản (điểm nhấn) -- */
.tu-memo{margin:10px 16px 4px;background:var(--trust-soft);border:1px dashed rgba(10,145,80,.45);
  border-radius:var(--r);padding:13px 15px}
.tu-memo-line{display:flex;align-items:center;gap:10px;margin-top:8px;flex-wrap:wrap}
.tu-memo-code{flex:1;min-width:190px;font-family:ui-monospace,Consolas,monospace;font-size:19px;
  font-weight:800;letter-spacing:.6px;color:#0a9150;background:#fff;border:1px solid rgba(10,145,80,.35);
  border-radius:var(--r);padding:10px 14px;text-align:center;user-select:all}
.tu-memo-note{margin-top:9px;font-size:12px;color:var(--ink-2);line-height:1.65}
.tu-memo-note b{color:var(--ink)}

/* -- Chân hóa đơn -- */
.tu-inv-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  padding:12px 16px 16px}
.tu-hint{font-size:11.5px;color:var(--ink-3);line-height:1.55;flex:1;min-width:200px}

/* -- Trạng thái đã cộng -- */
.tu-inv.tu-paid{border-color:rgba(10,145,80,.55)}
.tu-inv.tu-paid .tu-inv-head{background:var(--trust)}
.tu-inv.tu-paid .tu-dot{background:#fff;animation:none}
.tu-inv.tu-paid .tu-timer{background:rgba(255,255,255,.2);color:#fff}

/* -- Cột phải: các bước nạp -- */
.tu-steps{list-style:none;counter-reset:tuS;padding:0;margin:0}
.tu-steps li{counter-increment:tuS;position:relative;padding:0 0 15px 34px;
  font-size:12.5px;color:var(--ink-2);line-height:1.55}
.tu-steps li:last-child{padding-bottom:0}
.tu-steps li::before{content:counter(tuS);position:absolute;left:0;top:-2px;width:22px;height:22px;
  border-radius:50%;background:var(--brand-soft);color:var(--brand-dk);font-size:11.5px;font-weight:800;
  display:flex;align-items:center;justify-content:center}
.tu-steps li::after{content:'';position:absolute;left:10.5px;top:22px;bottom:3px;width:1.5px;background:var(--line)}
.tu-steps li:last-child::after{display:none}
.tu-steps b{color:var(--ink);font-weight:700}
.tu-steps code{font-family:ui-monospace,Consolas,monospace;font-size:11.5px;color:#0a9150;
  background:var(--trust-soft);padding:1px 5px;border-radius:3px}

/* -- Trạng thái -- */
.tu-badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:11.5px;font-weight:700;border:1px solid var(--line)}
.tu-badge-success{background:rgba(10,145,80,.10);color:#0a9150;border-color:rgba(10,145,80,.25)}
.tu-badge-warning{background:rgba(255,165,0,.12);color:#b47300;border-color:rgba(255,165,0,.25)}
.tu-badge-muted{background:var(--surface-2);color:var(--ink-3)}

@media(max-width:860px){
  .tu-cols{grid-template-columns:1fr}
}
@media(max-width:640px){
  .tu-stats{grid-template-columns:1fr}
  .tu-presets{grid-template-columns:repeat(2,1fr)}
  .tu-inv-head{flex-direction:column;align-items:flex-start;gap:10px}
  .tu-timer{font-size:21px}
  .tu-row2{flex-wrap:wrap;gap:4px}
  .tu-v{text-align:left}
}
.topup-hook{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:9px 12px;background:var(--surface-2);
  border:1px solid var(--line);border-radius:var(--r);margin-top:5px}
.topup-hook code{font-family:ui-monospace,Consolas,monospace;font-size:12.5px;color:var(--ink);word-break:break-all}
.topup-hook .tu-secret{color:var(--hot);font-weight:700}

/* ==========================================================================
   TRANG HỒ SƠ NGƯỜI DÙNG — /profile
   ========================================================================== */
.pf-wrap{display:flex;flex-direction:column;gap:12px}

/* --- Hero: avatar + tên + nút --- */
.pf-hero{
  display:flex;align-items:center;gap:18px;
  padding:22px 24px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh-1);
}
.pf-avatar{
  flex:0 0 84px;width:84px;height:84px;border-radius:50%;
  background:var(--brand);color:#fff;
  display:grid;place-items:center;font-size:32px;font-weight:800;
  overflow:hidden;letter-spacing:-1px;
}
.pf-avatar img{width:100%;height:100%;object-fit:cover}
.pf-hero-main{flex:1;min-width:0}
.pf-name-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.pf-name-row h1{font-size:24px;font-weight:800;letter-spacing:-.5px;color:var(--ink)}
.pf-bio{margin-top:6px;font-size:13px;color:var(--ink-2);max-width:70ch;line-height:1.6}
.pf-hero-act{display:flex;flex-direction:column;gap:8px;flex-shrink:0}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-2);color:#fff}

/* --- Dải số liệu --- */
.pf-stats{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.pf-stat{display:flex;align-items:center;gap:11px;padding:16px 14px;background:#fff}
.pf-stat-ico{
  flex:0 0 34px;width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;font-size:14px;font-weight:700;
  background:var(--danger-soft);color:var(--hot);
}
.pf-stat b{display:block;font-size:16px;font-weight:800;color:var(--ink);letter-spacing:-.3px;line-height:1.2}
.pf-stat span:not(.pf-stat-ico){display:block;font-size:11.5px;color:var(--ink-3);margin-top:2px;font-weight:600}

/* --- Lưới 3 cột --- */
.pf-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;align-items:start}
.pf-grid .card{min-width:0}

/* --- Danh sách thông tin (dl) --- */
.pf-dl{display:grid;grid-template-columns:auto 1fr;gap:11px 16px;margin:0}
.pf-dl dt{font-size:12.5px;color:var(--ink-3);font-weight:600;white-space:nowrap}
.pf-dl dd{margin:0;font-size:13px;font-weight:600;color:var(--ink);
  overflow:hidden;text-overflow:ellipsis;min-width:0}
.pf-ok{color:var(--trust);font-weight:800}

/* --- Nút phẳng kiểu ảnh mẫu --- */
.pf-linkbtn{display:block;text-align:center;width:100%;margin-top:16px;padding:10px;
  background:var(--danger-soft);color:var(--hot);border-radius:var(--r);
  font-size:13px;font-weight:700;transition:background .12s}
.pf-linkbtn:hover{background:#f9dcdc;color:var(--hot)}
.pf-linkbtn-warn{background:var(--gold-soft);color:#b47300}
.pf-linkbtn-warn:hover{background:#ffeec2;color:#8a5f00}

/* --- Chip nhỏ --- */
.pf-chip{padding:3px 10px;border-radius:999px;background:var(--surface-2);
  border:1px solid var(--line);font-size:11px;font-weight:700;color:var(--ink-3)}
.pf-chip-link{background:var(--brand-soft);border-color:var(--brand-line);color:var(--blue)}
.pf-chip-link:hover{background:var(--brand-soft);color:var(--brand-dk)}
.pf-chip-off{opacity:.6}

/* --- Tổng quan mua hàng --- */
.pf-ov{display:grid;grid-template-columns:1fr 1fr;gap:14px 10px}
.pf-ov-k{display:block;font-size:11.5px;color:var(--ink-3);font-weight:600}
.pf-ov-v{display:block;font-size:17px;font-weight:800;color:var(--ink);
  letter-spacing:-.3px;margin-top:3px}

/* --- Bảo mật --- */
.pf-sec{list-style:none;display:flex;flex-direction:column}
.pf-sec li{display:flex;align-items:center;gap:11px;padding:11px 0;border-bottom:1px solid var(--line)}
.pf-sec li:last-child{border-bottom:none}
.pf-sec-i{flex:0 0 28px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;
  background:var(--surface-2);color:var(--ink-2);font-size:12.5px}
.pf-sec-k{flex:1;font-size:13px;font-weight:600;color:var(--ink);min-width:0}
.pf-sec-v{font-size:11.5px;font-weight:700;white-space:nowrap}
.pf-on{color:var(--trust)}
.pf-off{color:var(--ink-3)}

/* --- Liên kết MXH --- */
.pf-social{list-style:none;display:flex;flex-direction:column}
.pf-social li{display:flex;align-items:center;gap:11px;padding:11px 0;border-bottom:1px solid var(--line)}
.pf-social li:last-child{border-bottom:none}
.pf-soc-ico{
  flex:0 0 26px;width:26px;height:26px;border-radius:var(--r);
  display:grid;place-items:center;font-size:12px;font-weight:800;color:#fff;background:var(--brand);
}
.pf-soc-ico:nth-child(1){background:#1877f2}
.pf-soc-ico:nth-child(2){background:#5865f2}
.pf-soc-ico:nth-child(3){background:#2f9e44}
.pf-soc-name{flex:1;font-size:13px;font-weight:600;color:var(--ink)}

/* --- Đơn hàng gần đây --- */
.pf-more{font-size:12px;font-weight:700;color:var(--blue)}
.pf-recent{list-style:none;display:flex;flex-direction:column}
.pf-recent li{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}
.pf-recent li:last-child{border-bottom:none}
.pf-rec-main{flex:1;min-width:0}
.pf-rec-main b{display:block;font-size:12.5px;font-weight:700;color:var(--ink);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pf-rec-main span{font-size:11px}
.pf-rec-side{flex-shrink:0;text-align:right;display:flex;flex-direction:column;align-items:flex-end;gap:3px}
.pf-rec-amt{font-size:13px;font-weight:800;color:var(--hot)}

/* --- Hoạt động gần đây --- */
.pf-acts{list-style:none;display:flex;flex-direction:column}
.pf-acts li{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--line);
  font-size:12.5px;color:var(--ink-2)}
.pf-acts li:last-child{border-bottom:none}
.pf-acts li span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pf-acts time{font-size:11px;color:var(--ink-3);white-space:nowrap}
.pf-act-dot{flex:0 0 6px;width:6px;height:6px;border-radius:50%;background:var(--trust)}

/* --- Đổi mật khẩu --- */
.pf-pw{margin:0}
.pf-pw .hint{display:block;margin-top:9px}

/* --- Responsive --- */
@media(max-width:1080px){.pf-grid{grid-template-columns:1fr 1fr}}
@media(max-width:860px){
  .pf-stats{grid-template-columns:repeat(3,1fr)}
  .pf-hero{flex-wrap:wrap}
  .pf-hero-act{flex-direction:row;width:100%}
  .pf-hero-act .btn{flex:1}
}
@media(max-width:640px){
  .pf-grid{grid-template-columns:1fr}
  .pf-stats{grid-template-columns:1fr 1fr}
  .pf-avatar{flex:0 0 64px;width:64px;height:64px;font-size:24px}
  .pf-name-row h1{font-size:20px}
  .pf-bio{font-size:12.5px}
  .pf-ov{grid-template-columns:1fr 1fr}
}

/* --- Ô nhập username có tiền tố /shop/ --- */
.input-uni{display:flex;align-items:stretch}
.input-pre{display:flex;align-items:center;padding:0 11px;
  background:var(--surface-2);border:1px solid var(--line);border-right:none;
  border-radius:var(--r) 0 0 var(--r);color:var(--ink-3);
  font-size:13px;font-weight:600;white-space:nowrap}
.input-un{border-radius:0 var(--r) var(--r) 0;font-family:ui-monospace,Consolas,monospace}
.input-uni:focus-within .input-pre{border-color:var(--brand);color:var(--brand)}

/* --- Hàng chọn ảnh đại diện --- */
.pf-av-row{display:flex;align-items:center;gap:14px}
.pf-av-prev{
  flex:0 0 72px;width:72px;height:72px;border-radius:50%;overflow:hidden;
  background:var(--brand);color:#fff;display:grid;place-items:center;
  font-size:27px;font-weight:800;border:2px solid var(--line);
}
.pf-av-prev img{width:100%;height:100%;object-fit:cover}
.pf-av-pick{display:flex;flex-direction:column;gap:5px;min-width:0}
/* Ẩn input file thật, chỉ hiện nút "Chọn ảnh…" */
.pf-av-in{position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;opacity:0}
.pf-av-pick label.btn{cursor:pointer;align-self:flex-start;margin:0}
.pf-av-pick .pf-av-in:focus-visible + label.btn{outline:2px solid var(--brand);outline-offset:2px}
.pf-av-rm{display:flex;align-items:center;gap:6px;font-size:11.5px;color:var(--danger);font-weight:600;cursor:pointer}
.pf-av-rm input{width:auto}

/* --- Link username trong danh sách thông tin --- */
.pf-username{font-family:ui-monospace,Consolas,monospace;font-size:12.5px;color:var(--blue);font-weight:700}
.pf-username:hover{color:var(--brand-dk);text-decoration:underline}

/* ============ Thẻ "Người bán" ở trang sản phẩm ============ */
.pd-seller{padding:18px 20px}
.pd-seller-head{font-size:15px;font-weight:800;margin:0 0 14px;color:var(--ink)}

/* Hàng định danh: avatar + tên + các nhãn nhỏ */
.pd-seller-id{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.pd-seller-av{
  flex:0 0 56px;width:56px;height:56px;border-radius:50%;overflow:hidden;
  background:var(--brand);color:#fff;display:grid;place-items:center;
  font-size:22px;font-weight:800;border:2px solid var(--line);
}
.pd-seller-av img{width:100%;height:100%;object-fit:cover}
.pd-seller-meta{min-width:0}
.pd-seller-name{
  display:inline-block;font-size:16px;font-weight:800;color:var(--ink);
  line-height:1.25;margin-bottom:5px;
}
.pd-seller-name:hover{color:var(--brand)}
.pd-seller-sub{
  display:flex;align-items:center;flex-wrap:wrap;gap:7px;
  font-size:12.5px;color:var(--ink-3);
}
.pd-seller-sep{color:var(--line)}
/* Chấm trạng thái: xanh = đang online, xám = offline */
.pd-seller-on{display:inline-flex;align-items:center;gap:5px;font-weight:600}
.pd-seller-on i{width:7px;height:7px;border-radius:50%;background:#9aa4b2;flex-shrink:0}
.pd-seller-on.on{color:var(--trust)}
.pd-seller-on.on i{background:var(--trust);box-shadow:0 0 0 3px rgba(10,145,80,.15)}
.pd-seller-rate b{color:#f5a524;font-weight:800}

/* Bảng số liệu: nhãn trái · giá trị phải */
.pd-seller-stats{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:4px 0;margin-bottom:16px;
}
.pd-seller-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:9px 0;font-size:13.5px;
}
.pd-seller-row .k{color:var(--ink-3);font-weight:600}
.pd-seller-row .v{color:var(--ink);font-weight:800;text-align:right}
.pd-seller-hours{display:inline-flex;align-items:center;gap:6px}

/* Nút xem gian hàng: viền đỏ nổi bật như ảnh mẫu */
.pd-seller-cta{
  display:block;width:100%;text-align:center;
  background:var(--danger-soft);color:var(--hot);
  border:1px solid #f6c3b2;font-weight:700;font-size:14px;
}
.pd-seller-cta:hover{background:#ffe3d8;border-color:var(--hot);color:var(--hot)}

@media(max-width:900px){
  .hd-main{gap:12px}
  .header-actions{gap:6px}
  .brand-logo{height:44px}
  .user-name{max-width:72px}
  .balance-chip{padding:6px 10px;font-size:11.5px}
  .icon-btn,.bell{width:33px;height:33px}
  .avatar-btn{padding:3px 8px 3px 3px;gap:6px}
}
@media(max-width:640px){
  .hd-main{gap:8px;padding:0 4px}
  .header-actions{gap:5px}
  .brand-logo{height:40px}
  .user-name{display:none}
  .balance-chip{padding:5px 8px;font-size:11px;gap:5px}
  .icon-btn,.bell{width:31px;height:31px}
  .avatar-btn{padding:2px}
  .avatar-btn::after{display:none}
  /* Nav tầng 2: cuộn ngang thay vì tràn ra mép màn hình */
  .main-nav{overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .main-nav::-webkit-scrollbar{display:none}
  .main-nav>a,.nav-drop-btn{padding:0 12px;min-height:44px}
  .dropdown.nav-menu{min-width:200px;right:0;left:auto;max-width:calc(100vw - 24px)}
  .pd-seller{padding:16px}
  .pd-seller-av{flex:0 0 48px;width:48px;height:48px;font-size:19px}
  .pd-seller-name{font-size:15px}
}

/* ============ Xác minh email ============ */
.ev-banner{background:linear-gradient(90deg,rgba(232,66,14,.12),rgba(232,66,14,.05));
  border-bottom:1px solid rgba(232,66,14,.25)}
.ev-banner>.container{display:flex;align-items:center;gap:10px;padding:9px 4px;
  font-size:13.5px;color:var(--navy);flex-wrap:wrap}
.ev-banner>svg{flex:0 0 auto;color:var(--hot)}
.ev-banner span{flex:1 1 200px}
.ev-banner .btn{white-space:nowrap}
@media(max-width:640px){
  .ev-banner>.container{font-size:12.5px;padding:8px 4px;gap:8px}
  .ev-banner span{flex:1 1 100%}
}