/* =====================================================
   FRONTEND — Design System v4
   Triết lý: "Kỹ thuật nhưng thân thiện" — Technical Blue
   chủ đạo, component-driven, mobile-first.
   Giữ nguyên 100% tên class + alias biến cũ (tương thích ngược).
   ===================================================== */
@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root{
  color-scheme:light;
  /* palette — Midnight & Gold (2026-08): navy trung tính cao cấp + accent vàng đồng */
  --primary:#16324f; --primary-dark:#0e2136; --primary-soft:#e9eef5; --primary-ring:rgba(22,50,79,.18);
  --accent:#f59e0b; --accent-dark:#b45309; --accent-soft:#fef3c7; --accent-fg:#0f172a;
  --secondary:#64748b;
  --ink:#0f172a; --ink-2:#1e293b; --muted:#64748b; --muted-2:#64748b;
  --line:#e2e8f0; --line-strong:#cbd5e1;
  --surface:#f8fafc; --surface-2:#f1f5f9;
  --success:#16a34a; --danger:#dc2626; --warning:#d97706; --info:#16324f;
  /* Chữ màu "tích cực": tách khỏi --success (nền chip/icon) để đạt tương phản AA cả 2 theme */
  --success-text:#15803d;
  --danger-text:#b91c1c; --warning-text:#b45309;

  /* ===== Interaction tokens (chuẩn dark theme — xem BACKEND.md §Design tokens) =====
     Mọi trạng thái tương tác lấy từ đây, KHÔNG hardcode trong component.
     Đổi theme = đổi token, không cần override :hover riêng. */
  --btn-solid-bg:var(--ink); --btn-solid-bg-hover:#0b1220; --btn-solid-fg:var(--white);
  --accent-hover:#d97706;
  --ghost-hover:rgba(15,23,42,.10);
  --ghost-hover-strong:rgba(15,23,42,.16);

  /* Alias tên biến cũ dùng trong template (tương thích ngược) */
  --dark:var(--ink); --light:#f8fafc; --gray:var(--muted);
  --border:var(--line); --white:#ffffff;

  /* v4: semantic tokens cho dark mode sau này (GĐ-E) — component mới dùng các biến này */
  --bg:var(--white); --bg-2:var(--surface); --text:var(--ink); --text-muted:var(--muted);

  /* v4: gradient tokens */
  --grad-hero:
    radial-gradient(900px 400px at 20% -10%, rgba(245,158,11,.12), transparent 60%),
    radial-gradient(800px 400px at 90% 0%, rgba(22,50,79,.10), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--surface) 100%);
  --grad-cta:linear-gradient(135deg, #0e2136 0%, #16324f 55%, #24405e 100%);

  /* v4: spacing scale (8pt grid) */
  --space-1:4px; --space-2:8px; --space-3:12px; --space-4:16px; --space-5:24px;
  --space-6:32px; --space-7:48px; --space-8:64px;

  /* v4: typography scale */
  --fs-xs:12px; --fs-sm:13.5px; --fs-base:15px; --fs-md:17px; --fs-lg:20px;
  --fs-xl:26px; --fs-2xl:34px; --fs-hero:42px;
  --measure:65ch;

  --radius:14px; --radius-lg:18px; --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(15,23,42,.06), 0 1px 3px rgba(15,23,42,.08);
  --shadow-md:0 4px 12px rgba(15,23,42,.08), 0 2px 6px rgba(15,23,42,.06);
  --shadow-lg:0 10px 25px -3px rgba(15,23,42,.12), 0 12px 32px rgba(15,23,42,.10);
  --shadow-hover:0 14px 34px -6px rgba(14,33,54,.24), 0 6px 16px rgba(15,23,42,.08);

  --container:1220px;
  --header-h:68px;
  --space-section:72px;
  --font-display:'Be Vietnam Pro', Inter, system-ui, -apple-system, sans-serif;
  --font-body:Inter, 'Be Vietnam Pro', system-ui, sans-serif;
}

/* reset */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth; -webkit-font-smoothing:antialiased}
body{font-family:var(--font-body); color:var(--ink); background:var(--white); line-height:1.65; font-size:15px}
a{color:inherit; text-decoration:none}
img{max-width:100%; height:auto; display:block}
ul{list-style:none}
::selection{background:var(--primary-soft)}

.container{max-width:var(--container); margin:0 auto; padding:0 24px}
@media(max-width:640px){ .container{padding:0 16px} }

/* ---------- Top bar ---------- */
.top-bar{
  background:#0f172a;
  color:#e2e8f0;
  font-size:12.5px;
  letter-spacing:.02em;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.top-bar .container{
  display:flex; justify-content:space-between; align-items:center;
  min-height:36px; gap:16px; flex-wrap:wrap;
}
.top-bar a{color:#94a3b8; margin-left:14px; transition:color .15s}
.top-bar a:hover{color:#ffffff}

/* ---------- Navbar ---------- */
.navbar{
  position:sticky; top:0; z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
}
.navbar .container{
  display:flex; align-items:center; justify-content:space-between;
  min-height:var(--header-h); gap:20px;
}
.logo{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-display);
  font-weight:800; font-size:19px; letter-spacing:-.02em;
  color:var(--ink); flex-shrink:0;
}
.logo i{
  width:36px; height:36px; display:grid; place-items:center;
  background:var(--ink); color:var(--white); border-radius:10px; font-size:16px;
}
.logo-img{
  height:36px; width:auto; max-width:160px; object-fit:contain;
  border-radius:8px;
}
.nav-links{display:flex; align-items:center; gap:4px}
.nav-links a{
  display:inline-flex; align-items:center;
  padding:8px 14px; border-radius:var(--radius-pill);
  font-weight:500; font-size:14px; color:var(--muted);
  transition:background .15s, color .15s;
}
.nav-links a:hover{background:var(--surface); color:var(--ink)}
.nav-links a:focus-visible{outline:none; background:var(--primary-soft); color:var(--primary-dark)}
.nav-links a.active{background:var(--primary-soft); color:var(--primary-dark); font-weight:600}

/* Ô tìm kiếm trong navbar */
.nav-search{position:relative; margin-left:auto}
.nav-search i{
  position:absolute; left:13px; top:50%; transform:translateY(-50%);
  color:var(--muted-2); font-size:13px; pointer-events:none;
}
.nav-search input{
  width:210px; padding:9px 14px 9px 34px;
  border:1px solid var(--line); border-radius:var(--radius-pill);
  background:var(--surface); font-size:13.5px; color:var(--ink); font-family:inherit;
  transition:border-color .15s, box-shadow .15s, width .25s, background .15s;
}
.nav-search input::placeholder{color:var(--muted-2)}
.nav-search input:focus{outline:none; border-color:var(--primary); background:var(--white); box-shadow:0 0 0 4px var(--primary-ring)}
@media(max-width:1100px){ .nav-search input{width:160px} }
@media(max-width:900px){ .nav-search{display:none} }

.mobile-toggle{
  display:none; width:42px; height:42px; border-radius:10px;
  border:1px solid var(--line); background:var(--white); cursor:pointer;
  color:var(--ink); font-size:16px;
}

/* ---------- Hero ---------- */
.hero{
  position:relative; overflow:hidden;
  background:var(--grad-hero);
  border-bottom:1px solid var(--line);
  padding:72px 0 64px;
}
.hero .container{display:grid; place-items:center; text-align:center}
.hero h1{
  font-family:var(--font-display);
  font-size:clamp(28px, 4vw, 42px); line-height:1.12; letter-spacing:-.03em;
  font-weight:800; max-width:760px;
}
.hero h1 span{color:var(--primary)}
.hero p{
  margin:14px auto 0; max-width:640px;
  color:var(--muted); font-size:17px; line-height:1.6;
}
.hero .btn-row{display:flex; gap:12px; justify-content:center; margin-top:26px; flex-wrap:wrap}

/* Hero rich — họa tiết lưới mảnh + USPs vàng (Midnight & Gold) */
.hero.rich::before{
  content:""; position:absolute; inset:0; pointer-events:none;
  background-image:
    linear-gradient(rgba(15,23,42,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,23,42,.035) 1px, transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 0%, #000 40%, transparent 100%);
  mask-image:radial-gradient(ellipse 80% 70% at 50% 0%, #000 40%, transparent 100%);
}
.hero.rich .container{position:relative}
.hero-eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  padding:7px 14px; border-radius:var(--radius-pill);
  background:var(--accent-soft); color:var(--accent-dark);
  font-size:12.5px; font-weight:700; letter-spacing:.02em; margin-bottom:18px;
}
.hero-eyebrow i{font-size:1rem}
.hero-usps{margin:14px 0 0; font-weight:700; color:var(--accent-dark); font-size:var(--fs-md)}
.hero-usps .hl{background:linear-gradient(transparent 62%, var(--accent-soft) 0); padding:0 2px}

/* Hero rich variant (GĐ-C trang chủ): 2 cột text + visual, stat-strip full-width */
.hero.rich .container{
  display:grid; grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:48px; align-items:center; text-align:left;
}
.hero.rich h1{max-width:none}
.hero.rich p{margin-left:0}
.hero.rich .btn-row{justify-content:flex-start}
@media(max-width:900px){
  .hero.rich .container{grid-template-columns:1fr; text-align:center}
  .hero.rich p{margin-left:auto; margin-right:auto}
  .hero.rich .btn-row{justify-content:center}
}

.hero-visual{
  position:relative; aspect-ratio:1/1; width:100%; max-width:400px; margin:0 auto;
  background:transparent; border:none; box-shadow:none; border-radius:0;
  display:grid; place-items:center; overflow:visible;
  color:var(--primary);
}
.hero-visual::before,
.hero-visual::after{
  display:none;
}
.hero-visual > i,
.hero-visual-fallback i{
  position:relative; z-index:1; font-size:7rem; color:var(--primary);
  filter:drop-shadow(0 10px 18px rgba(22,50,79,.22));
}
.hero-visual-img{
  position:relative; z-index:1;
  width:78%; max-width:340px; height:auto; object-fit:contain;
  filter:drop-shadow(0 16px 28px rgba(22,50,79,.20));
}
.hero-visual-fallback{
  position:relative; z-index:1;
  display:grid; place-items:center;
  width:100%; height:100%;
}
.hero-visual .float-chip{z-index:2}
.float-chip{
  position:absolute; background:#fff; border-radius:var(--radius-pill);
  padding:8px 14px; font-size:12.5px; font-weight:700; color:var(--ink);
  box-shadow:var(--shadow-md); white-space:nowrap;
}
.float-chip i{margin-right:5px; color:var(--success-text)}
.float-chip.c1{top:9%; left:-6%}
.float-chip.c2{top:38%; right:-9%}
.float-chip.c3{bottom:10%; left:-4%}
.float-chip.c4{bottom:4%; right:-8%; background:var(--accent); color:var(--accent-fg); border:2px solid #fff}
.float-chip.c4 i{color:var(--accent-fg)}
@media(max-width:900px){
  .float-chip{font-size:11px; padding:7px 10px; max-width:42%}
  .float-chip.c1{top:3%; left:3%; right:auto}
  .float-chip.c2{top:30%; left:52%; right:auto; max-width:45%}
  .float-chip.c3{bottom:13%; left:3%; right:auto}
  .float-chip.c4{bottom:1%; left:52%; right:auto; max-width:45%}
}
@media(max-width:480px){
  .hero-visual{max-width:360px; overflow:visible}
  .float-chip{font-size:10px; padding:6px 9px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap}
  .float-chip.c1{top:1%; left:2%; right:auto; max-width:52%}
  .float-chip.c2{top:26%; left:54%; right:auto; max-width:44%}
  .float-chip.c3{bottom:10%; left:2%; right:auto; max-width:52%}
  .float-chip.c4{bottom:-2%; left:50%; right:auto; max-width:48%}
}

.stat-strip{
  grid-column:1/-1;
  display:grid; grid-template-columns:repeat(4,1fr); gap:14px;
  margin-top:36px;
}
.stat{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:16px 12px; text-align:center; box-shadow:var(--shadow-sm);
  transition:transform .18s, box-shadow .18s, border-color .18s;
}
.stat:hover{transform:translateY(-2px); box-shadow:var(--shadow-md); border-color:var(--line-strong)}
.stat b{
  display:block; font-family:var(--font-display);
  font-size:clamp(22px,2.6vw,30px); font-weight:800; color:var(--accent-dark);
}
.stat span{font-size:12.5px; color:var(--muted)}
@media(max-width:640px){ .stat-strip{grid-template-columns:repeat(2,1fr)} }

/* Back to top */
.back-to-top{
  position:fixed; right:20px; bottom:20px; z-index:90;
  width:44px; height:44px; border-radius:50%;
  background:var(--primary); color:#fff; border:none; cursor:pointer;
  box-shadow:var(--shadow-hover); font-size:1rem;
  opacity:0; visibility:hidden; transform:translateY(8px);
  transition:opacity .2s, transform .2s, visibility .2s;
}
.back-to-top.show{opacity:1; visibility:visible; transform:none}
.back-to-top:hover{background:var(--primary-dark)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:11px 20px; border-radius:var(--radius-pill);
  font-weight:600; font-size:14px; line-height:1.2;
  border:1px solid transparent; cursor:pointer;
  transition:transform .15s, box-shadow .15s, background .15s, border-color .15s;
}
.btn:hover{transform:translateY(-1px)}
/* Nút "solid": nền/chữ/hover đều lấy token → không bao giờ lệch theme */
.btn-primary{background:var(--btn-solid-bg); color:var(--btn-solid-fg); box-shadow:var(--shadow-md)}
.btn-primary:hover{background:var(--btn-solid-bg-hover)}
.btn-white{background:var(--btn-solid-bg); color:var(--btn-solid-fg); box-shadow:var(--shadow-md)}
.btn-white:hover{background:var(--btn-solid-bg-hover)}
.btn-outline{background:var(--white); color:var(--ink); border-color:var(--line)}
.btn-outline:hover{background:var(--surface)}
.btn-accent{background:var(--accent); color:var(--accent-fg); box-shadow:0 6px 16px -4px rgba(245,158,11,.45)}
.btn-accent:hover{background:var(--accent-hover); color:var(--accent-fg)}

.btn-submit{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 20px; border-radius:12px; border:1px solid var(--btn-solid-bg);
  background:var(--btn-solid-bg); color:var(--btn-solid-fg); font-weight:600; font-size:14px;
  cursor:pointer; text-align:center; line-height:1.2;
  transition:transform .12s, background .15s, box-shadow .15s;
}
.btn-submit:hover{background:var(--btn-solid-bg-hover); border-color:var(--btn-solid-bg-hover); transform:translateY(-1px); box-shadow:var(--shadow-md)}
.btn-submit:active{transform:none}
.btn:focus-visible,.btn-submit:focus-visible{outline:none; box-shadow:0 0 0 4px var(--primary-ring)}

/* ---------- Section ---------- */
.section{padding:var(--space-section) 0}
.section:nth-of-type(even){background:var(--surface)}
.section-title{text-align:center; max-width:720px; margin:0 auto 36px}
.section-title h2{
  font-family:var(--font-display);
  font-size:26px; font-weight:800; letter-spacing:-.02em; line-height:1.2;
}
.section-title h2::after{
  content:""; display:block; width:36px; height:3px; border-radius:999px;
  background:linear-gradient(90deg, var(--accent-dark), var(--accent)); margin:12px auto 0;
}
.section-title p{color:var(--muted); margin-top:10px; font-size:15px}

/* ---------- Grid ---------- */
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
.grid-4{display:grid; grid-template-columns:repeat(4,1fr); gap:20px}
@media(max-width:1024px){ .grid-3{grid-template-columns:repeat(2,1fr)} .grid-4{grid-template-columns:repeat(2,1fr)} }
@media(max-width:640px){ .grid-3,.grid-4{grid-template-columns:1fr} }

/* ---------- Card ---------- */
.card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  padding:20px; /* nội dung đặt trực tiếp trong card (form, bảng chi tiết...) có khoảng thở */
  transition:transform .18s, box-shadow .18s, border-color .18s;
}
/* Card có ảnh tràn viền hoặc tự quản padding bằng .card-body đầu tiên thì bỏ padding */
.card:has(> .card-img),
.card:has(> .card-body:first-child){padding:0}
.card:hover{transform:translateY(-3px); box-shadow:var(--shadow-md); border-color:var(--line-strong)}
.card-img{aspect-ratio:4/3; overflow:hidden; background:var(--surface-2)}
.card-img img{width:100%; height:100%; object-fit:cover; transition:transform .4s}
.card:hover .card-img img{transform:scale(1.04)}
.card-body{padding:16px 16px 18px}
.card-body h3{font-size:15px; font-weight:700; line-height:1.4; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; min-height:42px}
.card-body p{color:var(--muted); font-size:13.5px; line-height:1.5; margin-top:6px; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden}
.card-price{margin-top:10px; font-weight:800; color:var(--ink); font-size:16px}
.card-price .old-price{font-weight:500; color:var(--muted-2); text-decoration:line-through; margin-left:8px; font-size:13px}
.badge-sale{
  display:inline-flex; align-items:center; padding:4px 8px; border-radius:999px;
  background:var(--accent); color:var(--accent-fg); font-size:11px; font-weight:800; letter-spacing:.04em; margin-bottom:8px;
}

/* ---------- Feature box ---------- */
.feature-box{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:28px 22px; text-align:center; box-shadow:var(--shadow-sm);
}
.feature-box .icon{
  width:56px; height:56px; border-radius:14px;
  display:grid; place-items:center; margin:0 auto 14px;
  background:var(--primary-soft); color:var(--primary); font-size:22px;
}
.feature-box h3{font-size:15px; font-weight:700}
.feature-box p{color:var(--muted); font-size:13.5px; margin-top:6px; line-height:1.6}

/* ---------- Product detail ---------- */
.product-detail{display:grid; grid-template-columns:1.05fr .95fr; gap:36px; padding:32px 0 40px}
.product-gallery img{width:100%; aspect-ratio:1/1; object-fit:cover; border-radius:var(--radius-lg); border:1px solid var(--line)}
.product-info h1{font-family:var(--font-display); font-size:26px; line-height:1.25; letter-spacing:-.02em}
.product-info .price{margin-top:12px; font-size:22px; font-weight:800}
.product-info .price .old{font-size:15px; font-weight:500; color:var(--muted-2); text-decoration:line-through; margin-left:8px}

/* ---------- Blog ---------- */
.blog-card .card-img{aspect-ratio:16/10}
.blog-meta{display:flex; gap:14px; flex-wrap:wrap; color:var(--muted-2); font-size:12.5px; margin:8px 0 6px}
.blog-meta i{margin-right:4px}

/* ---------- Contact / forms ---------- */
.contact-section{display:grid; grid-template-columns:420px 1fr; gap:28px; align-items:start}
.cart-checkout{display:grid; grid-template-columns:minmax(0,1.15fr) 360px; gap:24px; align-items:start}
@media(max-width:900px){ .cart-checkout{grid-template-columns:1fr} }
.cart-checkout .card-p24{padding:28px}
.cart-checkout h2{font-family:var(--font-display); font-size:19px; font-weight:800; margin-bottom:18px; display:flex; align-items:center; gap:10px}
.cart-checkout h2 i{width:36px; height:36px; display:grid; place-items:center; background:var(--primary-soft); color:var(--primary); border-radius:10px; font-size:16px}
@media(max-width:640px){ .cart-checkout .card-p24{padding:20px} }
.contact-info-item{
  display:flex; gap:14px; padding:16px; margin-bottom:14px;
  border:1px solid var(--line); border-radius:var(--radius); background:var(--white)
}
.contact-info-item .icon{
  width:44px; height:44px; border-radius:12px; flex-shrink:0;
  display:grid; place-items:center; background:var(--primary-soft); color:var(--primary);
}
.contact-info-item h4{font-size:14px; font-weight:700}
.contact-info-item p{color:var(--muted); font-size:13.5px; margin-top:2px}

.form-group{margin-bottom:16px}
.form-group label{display:block; margin-bottom:7px; font-size:13px; font-weight:600; color:var(--ink-2)}
.form-control{
  display:block; width:100%; padding:11px 14px; border:1px solid var(--border); border-radius:12px;
  background:var(--white); font-size:14px; color:var(--ink); font-family:inherit;
  transition:border-color .15s, box-shadow .15s, background .15s;
}
.form-control::placeholder{color:var(--muted-2)}
.form-control:focus{outline:none; border-color:var(--primary); box-shadow:0 0 0 4px var(--primary-ring); background:var(--white)}
textarea.form-control{min-height:120px; resize:vertical}
select.form-control{appearance:auto;cursor:pointer}

.filter-bar{
  display:flex; gap:10px; flex-wrap:wrap; align-items:center;
  background:var(--white); border:1px solid var(--border); border-radius:14px; padding:10px; box-shadow:var(--shadow-sm);
}

/* ---------- Badges & alerts ---------- */
.badge{display:inline-flex; align-items:center; padding:5px 10px; border-radius:999px; font-size:11px; font-weight:700; letter-spacing:.03em; border:1px solid transparent}
.badge-primary{background:var(--primary-soft); color:var(--primary-dark); border-color:#d3deea}
.badge-accent{background:var(--accent-soft); color:var(--accent-dark); border-color:#fde68a}
.badge-success{background:#dcfce7; color:#14532d; border-color:#a7f3d0}
.badge-danger{background:#fee2e2; color:#7f1d1d; border-color:#fecaca}
.badge-warning{background:#fef3c7; color:#92400e; border-color:#fde68a}
.alert{padding:12px 14px; border-radius:12px; border:1px solid var(--border); border-left-width:3px; font-size:13.5px; line-height:1.5; margin-bottom:16px}
.alert-success{background:#dcfce7; border-color:#a7f3d0; color:#14532d}
.alert-danger{background:#fee2e2; border-color:#fecaca; color:#7f1d1d}
.alert-warning{background:#fef3c7; border-color:#fde68a; color:#92400e}
.alert-info{background:var(--primary-soft); border-color:#d3deea; color:#16324f}

/* ===== Toast (thông báo nổi) — chuẩn hóa flash message GĐ-31 ===== */
.toast-stack{position:fixed;top:auto;bottom:16px;right:16px;z-index:9999;display:flex;flex-direction:column;gap:10px;width:min(360px,calc(100vw - 32px));pointer-events:none}
.toast{pointer-events:auto;display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:12px;border:1px solid var(--border);border-left:4px solid var(--primary);background:#fff;color:#1f2937;box-shadow:0 10px 30px rgba(15,23,42,.18);font-size:13.5px;line-height:1.5;animation:toast-in .25s ease both}
.toast-success{border-left-color:#16a34a;background:#f0fdf4}
.toast-danger{border-left-color:#dc2626;background:#fef2f2}
.toast-warning{border-left-color:#d97706;background:#fffbeb}
.toast-info{border-left-color:#2563eb;background:#eff6ff}
.toast-icon{font-size:20px;line-height:1.4;flex:none}
.toast-success .toast-icon{color:var(--success-text)}
.toast-danger .toast-icon{color:var(--danger-text)}
.toast-warning .toast-icon{color:var(--warning-text)}
.toast-info .toast-icon{color:#2563eb}
.toast-body{flex:1;min-width:0;word-break:break-word}
.toast-close{flex:none;border:0;background:transparent;color:#64748b;cursor:pointer;padding:2px 4px;border-radius:8px;font-size:16px;line-height:1}
.toast-close:hover{background:var(--ghost-hover); color:inherit}
.toast.toast-out{opacity:0;transform:translateX(12px);transition:opacity .2s ease,transform .2s ease}
@keyframes toast-in{from{opacity:0;transform:translateX(12px)}to{opacity:1;transform:translateX(0)}}
[data-theme="dark"] .toast{background:#1e293b;color:#e2e8f0;border-color:#334155}
[data-theme="dark"] .toast-success{background:#0f2e1c;border-left-color:#22c55e}
[data-theme="dark"] .toast-danger{background:#2e1414;border-left-color:#ef4444}
[data-theme="dark"] .toast-warning{background:#2e2310;border-left-color:#f59e0b}
[data-theme="dark"] .toast-info{background:#16233e;border-left-color:#3b82f6}
[data-theme="dark"] .toast-close:hover{background:var(--ghost-hover); color:inherit}
@media (prefers-reduced-motion:reduce){.toast{animation:none}.toast.toast-out{transition:none}}
@media (max-width:480px){.toast-stack{top:16px;right:16px;bottom:auto;left:auto;width:min(360px,calc(100vw - 32px))}}

/* Bảng (warranty public) */
.table{width:100%; border-collapse:collapse}
.table th{text-align:left; font-size:12px; font-weight:700; letter-spacing:.05em; text-transform:uppercase; color:var(--muted)}
.table td{padding:8px 0; vertical-align:top}

/* ---------- Footer ---------- */
.footer{background:#0f172a; color:#cbd5e1; padding:48px 0 0; margin-top:24px}
.footer-grid{display:grid; grid-template-columns:1.6fr .9fr .9fr 1.1fr; gap:32px; padding-bottom:32px}
.footer h4{color:#ffffff; font-size:14px; font-weight:700; letter-spacing:.02em; margin-bottom:14px}
.footer p, .footer li{color:#94a3b8; font-size:13.5px; line-height:1.7}
.footer ul{display:grid; gap:8px}
.footer a{color:#94a3b8; transition:color .15s}
.footer a:hover{color:#ffffff}
/* Nút CTA trong footer: .footer a (0,1,1) đè .btn-accent (0,1,0) làm chữ xám trên nền vàng */
.footer a.btn-accent{color:var(--accent-fg)}
.footer a.btn-accent:hover{color:var(--accent-fg)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08); padding:18px 0; text-align:center; color:#94a3b8; font-size:12.5px}
.social-links{display:flex; gap:10px; margin-top:14px}
.social-links a{width:38px; height:38px; border-radius:12px; display:grid; place-items:center; background:rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.08); color:#e2e8f0; transition:background .15s}
.social-links a:hover{background:var(--primary)}

.qr-mini{border:1px solid var(--border); border-radius:10px; padding:6px; background:var(--white)}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .product-detail{grid-template-columns:1fr}
  .contact-section{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .mobile-toggle{display:inline-grid; place-items:center}
  .section{padding:48px 0}
  .nav-links{
    display:none; position:absolute; top:calc(var(--header-h) + 1px); left:12px; right:12px;
    background:var(--white); border:1px solid var(--border); border-radius:16px; padding:10px;
    flex-direction:column; align-items:stretch; gap:4px; box-shadow:var(--shadow-lg); z-index:99;
  }
  /* trạng thái mở: mỗi mục là 1 hàng full-width, căn trái, bo góc mềm, đối xứng */
  .nav-links.show{
    display:flex; flex-direction:column; align-items:stretch; gap:2px;
    background:var(--white); border:1px solid var(--border); border-radius:16px;
    box-shadow:var(--shadow-lg); padding:8px;
  }
  .nav-links.show li{width:100%}
  .nav-links.show a{
    display:flex; align-items:center; gap:10px; width:100%;
    padding:12px 14px; border-radius:12px;
    font-size:15px; font-weight:500; color:var(--ink-2); line-height:1.3;
  }
  .nav-links.show a:hover{background:var(--surface); color:var(--ink)}
  .nav-links.show a.active{background:var(--primary-soft); color:var(--primary-dark); font-weight:600}
  .nav-links.show a:focus-visible{outline:none; background:var(--primary-soft); color:var(--primary-dark)}
  /* badge giỏ hàng đẩy sát lề phải để hàng cân đối */
  .nav-links.show a .nav-cart-count{margin-left:auto}
  .hero{padding:44px 0 40px}
  .footer-grid{grid-template-columns:1fr}
  .top-bar .container{justify-content:center}
}

/* =====================================================
   v4 COMPONENTS — layout dùng chung (GĐ-A design system)
   page-header / breadcrumb / chip / pagination /
   empty-state / section-cta / icon-circle + .wc-* warranty
   Component mới dùng semantic tokens (--bg/--text...) sẵn sàng dark mode.
   ===================================================== */

/* ---------- Page header ---------- */
.page-header{
  background:var(--grad-hero);
  border-bottom:1px solid var(--line);
  padding:36px 0 32px;
}
.page-header h1{
  font-family:var(--font-display); font-size:var(--fs-xl); font-weight:800;
  letter-spacing:-.02em; line-height:1.2;
}
.page-header .lead{color:var(--text-muted); margin-top:8px; font-size:var(--fs-base); max-width:60ch}
@media(max-width:640px){ .page-header{padding:28px 0 24px} }

/* ---------- Breadcrumb ---------- */
.breadcrumb{
  display:flex; flex-wrap:wrap; align-items:center; gap:6px;
  list-style:none; font-size:var(--fs-xs); color:var(--muted-2); margin-bottom:10px;
}
.breadcrumb a{color:var(--muted); transition:color .15s}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb li+li::before{content:"/"; margin-right:6px; color:var(--line-strong)}
.breadcrumb [aria-current]{color:var(--ink); font-weight:600}

/* ---------- Chip (filter) ---------- */
.chip{
  display:inline-flex; align-items:center; gap:6px;
  padding:7px 14px; border-radius:var(--radius-pill);
  border:1px solid var(--line); background:var(--bg);
  font-size:13px; font-weight:600; color:var(--muted);
  transition:border-color .15s, background .15s, color .15s;
}
.chip:hover{border-color:var(--primary); color:var(--primary)}
.chip.active{background:var(--primary); border-color:var(--primary); color:#fff}
.chip .count{font-size:11px; opacity:.75}

/* ---------- Pagination (frontend) ---------- */
.pagination{display:flex; gap:6px; justify-content:center; margin-top:40px; flex-wrap:wrap}
.pagination a,.pagination span{
  min-width:38px; padding:8px 12px; text-align:center;
  border:1px solid var(--line); border-radius:12px;
  font-size:13.5px; font-weight:600; color:var(--muted); background:var(--bg);
  transition:border-color .15s, background .15s, color .15s;
}
.pagination a:hover{border-color:var(--primary); color:var(--primary)}
.pagination .active{background:var(--primary); border-color:var(--primary); color:#fff}
.pagination .disabled{opacity:.45; pointer-events:none}
/* GĐ-34: thành phần chuẩn hóa (trước/sau, cửa sổ, tổng trang, nhảy trang) */
.pagination .pg-pages{display:inline-flex; gap:6px; flex-wrap:wrap; border:none; background:none; padding:0; min-width:0}
.pagination .pg-gap{padding:0 4px; border:none; background:none; color:var(--muted); min-width:0}
.pagination .pg-total{display:inline-flex; align-items:center; border:none; background:none; padding:0 8px; min-width:0; white-space:nowrap; color:var(--muted)}
.pagination .pg-jump{display:inline-flex; align-items:center; gap:6px; margin-left:auto; border:none; background:none; padding:0; min-width:0}
.pagination .pg-jump input{width:64px; height:36px; padding:0 8px; border:1px solid var(--line); border-radius:10px; background:var(--bg); color:var(--ink); font-weight:600}
.pagination .pg-jump label{display:inline-flex; align-items:center; gap:6px; font-size:13px; color:var(--muted); font-weight:600}
.pagination .pg-jump .btn{margin-left:2px}
@media(max-width:640px){
  .pagination{margin-top:28px}
  .pagination .pg-jump{margin-left:0; width:100%; justify-content:center}
  .pagination .pg-total{width:100%; justify-content:center}
}

/* ---------- Empty state ---------- */
.empty-state{
  text-align:center; padding:48px 24px;
  border:1px dashed var(--line-strong); border-radius:var(--radius-lg);
  background:var(--bg-2);
}
.empty-state i{font-size:2.4rem; color:var(--muted-2)}
.empty-state h3{margin-top:14px; font-size:var(--fs-md); font-weight:700}
.empty-state p{margin-top:6px; color:var(--text-muted); font-size:var(--fs-sm)}
.empty-state .btn{margin-top:18px}

/* ---------- Section CTA ("Xem tất cả") ---------- */
.section-cta{text-align:center; margin-top:36px}
@media(max-width:640px){ .section-cta{margin-top:26px} }

/* ---------- Icon circle S/M/L ---------- */
.icon-circle{
  display:inline-grid; place-items:center; border-radius:50%;
  background:var(--primary-soft); color:var(--primary); flex-shrink:0;
}
.icon-circle.s{width:44px;height:44px;font-size:1rem}
.icon-circle.m{width:64px;height:64px;font-size:1.6rem}
.icon-circle.l{width:80px;height:80px;font-size:2rem}

/* ---------- Accessibility: focus ring + reduced motion ---------- */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--primary); outline-offset:2px;
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important; transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}

/* ---------- Page layout 2 cột (trang tĩnh) ---------- */
.page-grid{display:grid; grid-template-columns:minmax(0,1fr) 300px; gap:40px; align-items:start}
@media(max-width:900px){ .page-grid{grid-template-columns:1fr} }
.section-tight{padding-top:32px}

/* ---------- Sidebar widget (mục lục trang khác) ---------- */
.sidebar-widget{
  background:var(--bg-2); border:1px solid var(--line); border-radius:var(--radius);
  padding:20px 22px;
}
.sidebar-widget h3{
  font-size:var(--fs-xs); font-weight:700; letter-spacing:.06em;
  text-transform:uppercase; color:var(--muted); margin-bottom:12px;
}
.sidebar-widget ul{display:grid; gap:2px}
.sidebar-widget a{
  display:flex; align-items:center; gap:8px; padding:8px 10px; border-radius:10px;
  font-size:var(--fs-sm); color:var(--text-muted);
  transition:background .15s, color .15s;
}
.sidebar-widget a:hover{background:var(--primary-soft); color:var(--primary-dark)}
.sidebar-widget a i{font-size:.75rem; color:var(--primary)}
.sidebar-widget a[aria-current]{background:var(--primary-soft); color:var(--primary-dark); font-weight:600}

/* ---------- Prose — rich-text do admin soạn (bảng/quote/list/heading) ---------- */
.prose{font-size:1.02rem; line-height:1.85; color:var(--ink-2)}
.prose > *+*{margin-top:1em}
.prose h2,.prose h3,.prose h4{
  font-family:var(--font-display); color:var(--ink); line-height:1.3; margin-top:1.6em;
}
.prose h2{font-size:var(--fs-lg)}
.prose h3{font-size:var(--fs-md)}
.prose h4{font-size:var(--fs-base)}
.prose p{max-width:var(--measure)}
.prose ul,.prose ol{padding-left:1.4em; display:grid; gap:.35em}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose a{color:var(--primary); text-decoration:underline; text-underline-offset:2px}
.prose a:hover{color:var(--primary-dark)}
.prose blockquote{
  border-left:3px solid var(--primary); padding:10px 18px;
  background:var(--bg-2); border-radius:0 12px 12px 0; font-style:italic;
}
.prose img{border-radius:var(--radius); margin:1.2em auto}
.prose table{width:100%; border-collapse:collapse; font-size:var(--fs-sm)}
.prose th,.prose td{border:1px solid var(--line); padding:9px 12px; text-align:left}
.prose th{background:var(--surface-2); font-weight:700}
.prose code{background:var(--surface-2); padding:2px 6px; border-radius:6px; font-size:.9em}

/* ---------- Ratio ảnh (dùng chung card) ---------- */
.ratio-16x10{aspect-ratio:16/10}
.ratio-4x3{aspect-ratio:4/3}
.ratio-1x1{aspect-ratio:1/1}

/* ---------- Toolbar (tìm kiếm + chip filter) ---------- */
.toolbar{
  display:flex; gap:10px; justify-content:center; align-items:center;
  flex-wrap:wrap; margin-bottom:28px;
}
.toolbar .form-control{max-width:380px}
.search-bar{
  display:flex; gap:10px; width:100%; max-width:640px; margin:0 auto;
}
.search-bar .form-control{flex:1; max-width:none}
.chip-row{display:flex; gap:8px; flex-wrap:wrap}
.push-right{margin-left:auto}

/* ---------- Post cover ---------- */
.post-cover{width:100%; border-radius:var(--radius-lg); margin-bottom:28px}

/* ---------- Article layout (blog_detail) ---------- */
.article-wrap{max-width:800px}
.related-posts{margin-top:48px; padding-top:36px; border-top:1px solid var(--line)}
.related-posts h3{font-size:var(--fs-lg); font-weight:800; font-family:var(--font-display); margin-bottom:20px}
.blog-card small{color:var(--muted)}

/* ---------- Author box ---------- */
.author-box{
  display:flex; align-items:center; gap:14px; margin-top:40px;
  padding:18px 20px; background:var(--bg-2);
  border:1px solid var(--line); border-radius:var(--radius);
}
.author-box .name{font-weight:700; font-family:var(--font-display)}
.author-box .role{font-size:var(--fs-xs); color:var(--muted)}

/* ---------- Comments (GĐ-30) ---------- */
.comments{margin-top:48px; padding-top:36px; border-top:1px solid var(--line)}
.comments > h3{font-size:var(--fs-lg); font-weight:800; font-family:var(--font-display); margin-bottom:20px; display:flex; align-items:center; gap:8px}
.comments > h3 i{color:var(--primary)}
.comment-list{list-style:none; padding:0; margin:0 0 28px; display:grid; gap:16px}
.comment{display:flex; gap:14px; align-items:flex-start}
.comment-avatar{
  flex:0 0 auto; width:42px; height:42px; border-radius:50%;
  display:grid; place-items:center; font-weight:700; font-family:var(--font-display);
  background:var(--primary); color:#fff;
}
.comment-body{flex:1; background:var(--bg-2); border:1px solid var(--line); border-radius:var(--radius); padding:12px 16px}
.comment-head{display:flex; justify-content:space-between; gap:12px; margin-bottom:4px; flex-wrap:wrap}
.comment-head strong{font-family:var(--font-display)}
.comment-head small{color:var(--muted); font-size:var(--fs-xs)}
.comment-body p{margin:0; line-height:1.6; white-space:pre-wrap; word-break:break-word}
.comment-form{margin-top:8px; padding:20px}
.comment-form h4{font-size:var(--fs-md); font-weight:700; font-family:var(--font-display); margin:0 0 14px}

/* ---------- Share buttons ---------- */
.share{display:flex; gap:8px; align-items:center; margin-top:24px; flex-wrap:wrap}
.share .lbl{font-size:var(--fs-sm); color:var(--muted); margin-right:2px}
.share a,.share button{
  display:inline-grid; place-items:center; width:38px; height:38px; border-radius:50%;
  border:1px solid var(--line); background:var(--bg); color:var(--muted);
  cursor:pointer; transition:border-color .15s, color .15s, transform .15s; font-size:.95rem;
}
.share a:hover,.share button:hover{border-color:var(--primary); color:var(--primary); transform:translateY(-2px)}

/* ---------- Meta box (SKU/tồn kho/thông số) ---------- */
.meta-box{
  margin:20px 0; padding:16px 18px; background:var(--bg-2);
  border:1px solid var(--line); border-radius:var(--radius);
  display:grid; gap:8px; font-size:var(--fs-sm);
}
.meta-box p{display:flex; justify-content:space-between; gap:12px; margin:0}
.meta-box b{color:var(--ink)}
.meta-box .in-stock{color:var(--success-text); font-weight:600}
.meta-box .out-stock{color:var(--danger-text); font-weight:600}

/* ---------- Product actions ---------- */
.product-actions{display:flex; gap:12px; flex-wrap:wrap; align-items:center; margin-top:20px}
.product-actions .link-more{font-size:.9rem; color:var(--muted)}
.product-actions .link-more:hover{color:var(--primary)}
.product-note{font-weight:600; color:var(--danger-text); margin:16px 0 12px}
.desc-short{color:var(--muted); margin-bottom:20px}
.btn-lg{padding:14px 26px; font-size:1rem}
.prose-empty{color:var(--muted); font-style:italic}
.policy-list{display:grid; gap:10px; padding-left:0; list-style:none}
.policy-list li{
  position:relative; padding-left:24px; color:var(--ink-2); line-height:1.7;
}
.policy-list li::before,
.policy-list li::after{
  font-family:"Phosphor-Duotone";
  position:absolute; left:0; top:2px; color:var(--success-text); font-size:.85rem;
}
.policy-list li::before{content:"\e182"}
.policy-list li::after{content:"\e183"}

/* ---------- Tabs ---------- */
.tabs{margin-top:40px}
.tab-list{
  display:flex; gap:4px; flex-wrap:wrap;
  border-bottom:2px solid var(--line);
}
.tab-btn{
  padding:10px 18px; background:none; border:none; cursor:pointer;
  font-family:var(--font-display); font-weight:600; font-size:var(--fs-sm);
  color:var(--muted); border-bottom:2px solid transparent; margin-bottom:-2px;
  transition:color .15s, border-color .15s;
}
.tab-btn:hover{color:var(--primary)}
.tab-btn.active{color:var(--primary); border-bottom-color:var(--primary)}
.tab-panel{display:none; padding-top:20px}
.tab-panel.show{display:block}

/* ---------- Service cards ---------- */
.svc-body{padding:40px 30px; text-align:center}
.svc-body .icon-circle, .svc-body .svc-photo{margin:20px auto}
.svc-card{position:relative}
.svc-card .svc-badge{position:absolute; top:14px; left:14px; z-index:2}
.price-note{margin-top:6px; font-size:var(--fs-xs); color:var(--muted)}
.card-price.muted{color:var(--muted)}
.price.muted-price{color:var(--muted)}
.icon-hero{
  width:200px;height:200px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  margin:0 auto;font-size:5rem;color:var(--primary);background:var(--primary-soft);
}

/* ---------- Utilities nhỏ ---------- */
.center-text{text-align:center}
.mb-10{margin-bottom:10px}
.mb-20{margin-bottom:20px}
.mt-20{margin-top:20px}
.hp-field{position:absolute; left:-9999px; width:1px; height:1px}
.bg-surface{background:var(--surface)}
.section-compact{padding:40px 0}
.section-flush{padding-top:0}
.tt-up{text-transform:uppercase}
.text-good{color:var(--success-text)}

/* ---------- Form grid 2 cột ---------- */
.form-grid-2{display:grid; grid-template-columns:1fr 1fr; gap:16px}
@media(max-width:640px){ .form-grid-2{grid-template-columns:1fr} }
.form-row{display:grid; grid-template-columns:1fr 1fr; gap:16px}
@media(max-width:640px){ .form-row{grid-template-columns:1fr} }
.search-inline{display:flex; gap:10px; align-items:center; flex-wrap:wrap}
.search-inline .form-control{flex:1; min-width:220px}
@media(max-width:640px){ .search-inline{flex-direction:column; align-items:stretch} }

/* ---------- Hotline nổi bật (contact) ---------- */
.contact-info-item.hotline .icon{background:var(--success); color:#fff}
.hotline-link{font-size:var(--fs-md); font-weight:800; color:var(--success-text); font-family:var(--font-display)}
.hotline-link:hover{text-decoration:underline}

/* ---------- Steps (quy trình làm việc) ---------- */
.steps{display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:18px}
.step{
  position:relative; text-align:center; padding:30px 18px 26px;
  border:1px solid var(--line); border-radius:var(--radius); background:var(--bg);
  transition:border-color .15s, box-shadow .15s, transform .18s;
}
.step:hover{border-color:var(--accent); box-shadow:var(--shadow-md); transform:translateY(-2px)}
.step strong{display:block; margin-bottom:6px; font-family:var(--font-display)}
.step small{color:var(--muted); line-height:1.6}

.btn-success{background:#15803d; border-color:#15803d; color:#fff}
.btn-success:hover{background:#166534; border-color:#166534}

/* ---------- CTA band (dải kêu gọi hành động cuối trang) ---------- */
.cta-band{
  position:relative; overflow:hidden;
  background:var(--grad-cta); border-radius:var(--radius-lg);
  padding:40px 32px; text-align:center; color:#fff; margin-top:48px;
}
.cta-band::before{
  content:""; position:absolute; inset:0; pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:40px 40px;
  -webkit-mask-image:radial-gradient(ellipse 90% 90% at 50% 0%, #000 20%, transparent 100%);
  mask-image:radial-gradient(ellipse 90% 90% at 50% 0%, #000 20%, transparent 100%);
}
.cta-band::after{
  content:""; position:absolute; right:-70px; top:-70px; width:220px; height:220px; border-radius:50%;
  background:radial-gradient(closest-side, rgba(245,158,11,.28), transparent 70%);
  pointer-events:none;
}
.cta-band > *{position:relative}
.cta-band h2{font-family:var(--font-display); font-size:var(--fs-lg); font-weight:800}
.cta-band p{margin-top:6px; opacity:.9; font-size:var(--fs-sm)}
.cta-band .btn-row{display:flex; gap:10px; justify-content:center; flex-wrap:wrap; margin-top:18px}
.cta-band .btn-white{background:#fff; color:#0e2136; border-color:#fff}
.cta-band .btn-white:hover{background:#fde68a}
.cta-band .eyebrow-light{background:rgba(255,255,255,.12); color:#fcd34d}
.cta-band--split{
  display:grid; grid-template-columns:1fr auto; gap:28px; align-items:center;
  text-align:left; padding:44px 48px;
}
.cta-band--split .btn-row{justify-content:flex-start; margin-top:0}
.cta-band--split .eyebrow-light{margin-bottom:10px}
@media(max-width:768px){
  .cta-band{padding:32px 22px}
  .cta-band--split{grid-template-columns:1fr; text-align:center}
  .cta-band--split .btn-row{justify-content:center}
}

/* =====================================================
   WARRANTY LOOKUP (scope .wc-) — chuyển từ inline
   warranty.php vào design system (GĐ-A)
   ===================================================== */
.wc-wrap{max-width:880px;margin:0 auto}

/* Khối tìm kiếm */
.wc-hero{
  text-align:center;padding:40px 24px 36px;margin-bottom:28px;
  background:linear-gradient(180deg,var(--bg) 0%,var(--surface) 100%);
  border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);
}
.wc-hero-icon{
  width:64px;height:64px;border-radius:18px;display:grid;place-items:center;margin:0 auto 14px;
  background:var(--primary-soft);color:var(--primary);font-size:26px;
}
.wc-hero h1{font-family:var(--font-display);font-size:26px;font-weight:800;letter-spacing:-.02em}
.wc-hero p{color:var(--gray);margin-top:8px;font-size:14.5px}
.wc-form{position:relative;max-width:520px;margin:22px auto 0;display:flex;gap:10px}
.wc-form > i{
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  color:var(--muted-2);pointer-events:none;
}
.wc-form input{
  flex:1;padding:14px 16px 14px 42px;border:1px solid var(--border);border-radius:14px;
  font-size:15px;background:var(--bg-2);color:var(--text);font-family:inherit;
  transition:border-color .15s, box-shadow .15s;min-width:0;
}
.wc-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-ring)}
.wc-form button{padding:14px 22px;border-radius:14px;white-space:nowrap}
.wc-hint{margin-top:14px;font-size:.82rem;color:var(--muted-2)}
@media(max-width:560px){
  .wc-hero{padding:30px 16px}
  .wc-form{flex-direction:column}
  .wc-form > i{top:22px}
}

/* Trạng thái rỗng / đã hủy */
.wc-empty{
  text-align:center;padding:38px 24px;margin-bottom:20px;
  border:1px dashed var(--line-strong);border-radius:var(--radius);background:var(--surface);
}
.wc-empty i{font-size:2.2rem;color:var(--muted-2)}
.wc-empty.is-cancelled i{color:var(--danger-text)}
.wc-empty p{margin-top:12px;color:var(--ink-2)}

/* Thẻ kết quả */
.wc-card{
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:22px;margin-bottom:20px;
}
.wc-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;flex-wrap:wrap}
.wc-chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.wc-code{
  font-size:1.35rem;font-weight:800;letter-spacing:.08em;color:var(--ink);
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.wc-item{margin-top:4px;color:var(--ink-2);font-weight:600;font-size:.98rem}
.wc-item i{color:var(--primary);margin-right:6px}
.wc-customer{margin-top:2px;color:var(--gray);font-size:.86rem}
.wc-customer i{margin-right:5px}
.wc-qr{text-align:center;flex-shrink:0}

/* Lưới thông tin */
.wc-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:2px;
  margin-top:18px;border-radius:12px;overflow:hidden;border:1px solid var(--border);
}
.wc-cell{background:var(--surface);padding:12px 14px}
.wc-cell label{
  display:block;font-size:.7rem;font-weight:700;letter-spacing:.07em;
  text-transform:uppercase;color:var(--muted-2);margin-bottom:3px;
}
.wc-cell b{font-size:.95rem;color:var(--ink)}
.wc-days{color:var(--success-text)!important}

/* Thanh tiến độ thời hạn */
.wc-progress{margin-top:18px}
.wc-bar{height:8px;border-radius:999px;background:var(--surface-2);overflow:hidden}
.wc-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent-dark))}
.wc-bar.expired span{background:var(--danger)}
.wc-scale{display:flex;justify-content:space-between;margin-top:6px;font-size:.78rem;color:var(--muted-2)}

/* Nội dung phiếu */
.wc-content{
  margin-top:16px;padding:14px 16px;border-left:3px solid var(--primary);
  background:var(--surface);border-radius:0 12px 12px 0;
  white-space:pre-wrap;font-size:.93rem;line-height:1.7;
}

/* Timeline lịch sử sửa chữa */
.wc-logs{margin-top:20px}
.wc-logs h4{font-size:.98rem;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.wc-timeline{list-style:none;position:relative;padding-left:22px}
.wc-timeline::before{
  content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:var(--border);
}
.wc-timeline li{position:relative;padding:0 0 16px 14px}
.wc-timeline li:last-child{padding-bottom:2px}
.wc-timeline li::before{
  content:"";position:absolute;left:-21px;top:6px;width:10px;height:10px;border-radius:50%;
  background:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);
}
.wc-log-date{font-size:.8rem;font-weight:700;color:var(--muted);letter-spacing:.02em}
.wc-log-body{margin-top:5px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.wc-log-desc{margin-top:6px;font-size:.9rem;color:var(--ink-2);line-height:1.6}
.wc-log-tech{font-size:.82rem;color:var(--muted-2)}
.wc-log-tech i{margin-right:4px}
.wc-summary-note{
  margin-top:14px;padding-top:12px;border-top:1px dashed var(--border);
  font-size:.83rem;color:var(--muted-2);
}

/* Ghi chú */
.wc-note{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 20px;
}
.wc-note h4{font-size:.95rem;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.wc-note ul{list-style:none;display:grid;gap:8px}
.wc-note li{font-size:.88rem;color:var(--ink-2);line-height:1.65;padding-left:22px;position:relative}
.wc-note li::before,.wc-note li::after{font-family:"Phosphor-Duotone";
  position:absolute;left:0;top:1px;color:var(--success-text);font-size:.85rem}
.wc-note li::before{content:"\e182"}
.wc-note li::after{content:"\e183"}

/* ================= DARK MODE (opt-in) ================= */
[data-theme="dark"]{
  color-scheme:dark;
  --primary:#9ab8d6; --primary-dark:#cfe0f0; --primary-soft:rgba(154,184,214,.16);
  --primary-ring:rgba(154,184,214,.3);
  --accent:#fbbf24; --accent-dark:#fcd34d; --accent-soft:rgba(251,191,36,.14); --accent-fg:#0b1220;
  --secondary:#94a3b8;
  --ink:#e2e8f0; --ink-2:#cbd5e1; --muted:#94a3b8; --muted-2:#64748b;
  --success-text:#4ade80;
  --danger-text:#f87171; --warning-text:#fbbf24;
  /* Interaction tokens: đảo đúng theo nền, hover luôn cùng họ màu (không nhảy sáng↔tối) */
  --btn-solid-bg:#e2e8f0; --btn-solid-bg-hover:#cbd5e1; --btn-solid-fg:#0f172a;
  --accent-hover:#fcd34d;
  --ghost-hover:rgba(255,255,255,.10);
  --ghost-hover-strong:rgba(255,255,255,.18);
  --line:#334155; --line-strong:#475569;
  --surface:#1e293b; --surface-2:#0f172a;
  /* alias cu */
  --dark:#e2e8f0; --light:#1e293b; --gray:#94a3b8; --border:#334155;
  --white:#0f172a;
  /* semantic */
  --bg:#0b1220; --bg-2:#111c33; --text:#e2e8f0; --text-muted:#94a3b8;
  --muted-2:#8fa0b8;
  --grad-hero:
    radial-gradient(900px 420px at 85% -10%, rgba(251,191,36,.12), transparent 60%),
    radial-gradient(700px 380px at 10% 110%, rgba(154,184,214,.14), transparent 60%),
    linear-gradient(180deg,#0f172a 0%,#111c33 100%);
  --shadow-md:0 4px 12px rgba(2,6,23,.5);
  --shadow-lg:0 16px 40px rgba(2,6,23,.55);
}
[data-theme="dark"] body{background:var(--bg)}
[data-theme="dark"] .navbar{background:rgba(11,18,32,.92); border-bottom-color:rgba(148,163,184,.12)}
[data-theme="dark"] .nav-search input:focus{background:var(--surface-2)}
[data-theme="dark"] .hero{background-image:var(--grad-hero); background-color:#0f172a}
[data-theme="dark"] .float-chip{background:var(--surface); border-color:var(--line); color:var(--ink)}
/* Nút solid dùng token --btn-solid-* nên không cần override :hover riêng cho dark */
[data-theme="dark"] .chip.active,
[data-theme="dark"] .pagination .active{background:var(--primary-dark); border-color:var(--primary-dark); color:#0b1220}
[data-theme="dark"] .nav-cart-count{background:var(--accent); color:var(--accent-fg)}
[data-theme="dark"] .back-to-top{background:var(--primary-dark); color:#0b1220}
[data-theme="dark"] .cart-table thead th{background:var(--primary-dark); color:#0b1220}
[data-theme="dark"] .hero.rich::before{
  background-image:
    linear-gradient(rgba(148,163,184,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,184,.05) 1px, transparent 1px);
}
[data-theme="dark"] .hero-visual{background:transparent; border-color:transparent}
[data-theme="dark"] .hero-visual > i,
[data-theme="dark"] .hero-visual-fallback i{color:var(--accent)}
[data-theme="dark"] .float-chip.c4{border-color:var(--bg)}
[data-theme="dark"] .social-links a:hover{background:var(--ghost-hover-strong)}
[data-theme="dark"] .comment-avatar{background:var(--primary-dark); color:#0b1220}
[data-theme="dark"] img{opacity:.92}

/* --- T-042 (2026-09-13): màu nền pastel hardcode chưa theo dark --- */
/* Badge + alert: tint trong suốt + chữ sáng (đồng bộ admin.css) */
[data-theme="dark"] .badge-success{background:rgba(34,197,94,.16); color:#4ade80; border-color:rgba(34,197,94,.38)}
[data-theme="dark"] .badge-danger{background:rgba(239,68,68,.16); color:#f87171; border-color:rgba(239,68,68,.38)}
[data-theme="dark"] .badge-warning{background:rgba(245,158,11,.16); color:#fbbf24; border-color:rgba(245,158,11,.38)}
[data-theme="dark"] .alert-success{background:rgba(34,197,94,.12); border-color:rgba(34,197,94,.38); color:#4ade80}
[data-theme="dark"] .alert-danger{background:rgba(239,68,68,.12); border-color:rgba(239,68,68,.38); color:#f87171}
[data-theme="dark"] .alert-warning{background:rgba(245,158,11,.12); border-color:rgba(245,158,11,.38); color:#fbbf24}
[data-theme="dark"] .alert-info{background:rgba(154,184,214,.14); border-color:rgba(154,184,214,.38); color:#cfe0f0}

/* Thanh thông báo trang chủ: biến thể ngữ nghĩa cũng phải tối */
[data-theme="dark"] .announcement-bar{border-bottom-color:rgba(255,255,255,.06)}
[data-theme="dark"] .announcement-bar--info{--ann-bg:rgba(154,184,214,.14); --ann-color:#9ab8d6; --ann-ink:#cfe0f0}
[data-theme="dark"] .announcement-bar--success{--ann-bg:rgba(34,197,94,.14); --ann-color:#4ade80; --ann-ink:#86efac}
[data-theme="dark"] .announcement-bar--warning{--ann-bg:rgba(245,158,11,.14); --ann-color:#fbbf24; --ann-ink:#fcd34d}
[data-theme="dark"] .announcement-bar--danger{--ann-bg:rgba(239,68,68,.14); --ann-color:#f87171; --ann-ink:#fca5a5}
[data-theme="dark"] .announcement-close{background:rgba(255,255,255,.08)}

/* Ảnh "Không có ảnh": placeholder.svg nền sáng → đổi bản tối khi dark */
[data-theme="dark"] img[src*="placeholder.svg"]{content:url("../img/placeholder-dark.svg")}

/* theme toggle */
.theme-toggle{
  background:transparent; border:1px solid rgba(255,255,255,.25);
  color:inherit; border-radius:50%;
  width:30px; height:30px; display:inline-grid; place-items:center;
  cursor:pointer; font-size:13px; padding:0;
  transition:background .15s, border-color .15s;
}
.theme-toggle:hover{background:rgba(255,255,255,.15)}
.cart-table{width:100%; border-collapse:collapse; background:var(--bg-2, #fff); border:1px solid var(--border); border-radius:12px; overflow:hidden}
.cart-table th,.cart-table td{padding:14px 16px; border-bottom:1px solid var(--border); text-align:left; vertical-align:middle}
.cart-table thead th{background:var(--primary); color:#fff; font-size:var(--fs-sm)}
.cart-table tfoot td{border-bottom:none; font-weight:700}
.cart-table tfoot .cart-total{font-size:1.25rem}
.cart-prod{display:flex; align-items:center; gap:12px}
.cart-thumb{width:56px; height:56px; object-fit:cover; border-radius:8px; flex-shrink:0}
.cart-qty{display:flex; gap:8px; align-items:center}
.cart-qty input[type=number]{width:76px; padding:8px; border:1px solid var(--border); border-radius:8px}
.order-code{font-size:1.5rem}
@media (max-width:640px){
  .cart-table thead{display:none}
  .cart-table tr{display:block; border-bottom:1px solid var(--border); padding:8px 0}
  .cart-table td{display:flex; justify-content:space-between; align-items:center; border:none; padding:6px 12px}
  .cart-table td::before{content:attr(data-label); font-weight:600; color:var(--text-muted)}
}
.cart-remove{background:none; border:none; color:var(--danger-text); cursor:pointer; font-size:var(--fs-sm); padding:4px}
.cart-remove:hover{text-decoration:underline}
.cart-add-form{display:flex; gap:10px; align-items:center}
.cart-add-form input[type=number]{width:80px; padding:12px 8px; border:1px solid var(--border); border-radius:10px; text-align:center}
.nav-cart-count{display:inline-block; min-width:18px; padding:1px 6px; margin-left:4px; background:var(--primary); color:#fff; border-radius:999px; font-size:.72rem; font-weight:700; text-align:center; vertical-align:top}
.flex-between{display:flex; align-items:center; justify-content:space-between; gap:12px}
.mb-0{margin-bottom:0}
.search-form-2col .form-row{display:grid; grid-template-columns:1fr 1fr; gap:16px}
@media (max-width:640px){.search-form-2col .form-row{grid-template-columns:1fr}}
/* GĐ-I: gallery sản phẩm + lightbox */
.pd-main{position:relative; margin:0; border-radius:var(--radius-lg, 14px); overflow:hidden; cursor:zoom-in}
.pd-main img{width:100%; aspect-ratio:4/3; object-fit:cover; display:block}
.pd-thumbs{display:flex; gap:10px; margin-top:12px; flex-wrap:wrap}
.pd-thumb{width:76px; height:76px; padding:0; border:2px solid var(--border); border-radius:10px; overflow:hidden; cursor:pointer; background:none}
.pd-thumb img{width:100%; height:100%; object-fit:cover; display:block}
.pd-thumb.active,.pd-thumb:hover{border-color:var(--primary)}
.lightbox{position:fixed; inset:0; z-index:200; background:rgba(15,23,42,.88); display:none; align-items:center; justify-content:center; padding:24px}
.lightbox.show{display:flex}
.lightbox img{max-width:min(1100px,94vw); max-height:90vh; border-radius:12px; box-shadow:0 24px 60px rgba(0,0,0,.45)}
.lightbox-close{position:absolute; top:18px; right:22px; font-size:34px; line-height:1; color:#fff; background:none; border:none; cursor:pointer}
.gallery-preview{display:flex; gap:8px; flex-wrap:wrap}
.gallery-preview img{width:72px; height:72px; object-fit:cover; border-radius:8px; border:1px solid var(--border)}
/* CUSTOM C7/C8: ảnh dịch vụ trong card — icon trong suốt (PNG/WebP) không nền
   80px cùng khung icon-circle.l, contain giữ tỉ lệ gốc, nền transparent */
.svc-photo{width:80px; height:80px; border-radius:0; object-fit:contain; display:block; background:transparent; border:none}
.svc-card .icon-circle.l{border-radius:0}

/* CUSTOM C8: ảnh hero trang chi tiết — CHỮ NHẬT 16:10 vừa khung cột
   (user phản hồi: hình tròn xấu), object-fit để không bao giờ phình theo
   kích thước gốc; khai báo cuối file thắng specificity .product-gallery img */
img.svc-hero-img{
  width:100%; aspect-ratio:16/10; max-height:400px;
  object-fit:cover; display:block;
  border-radius:var(--radius-lg); border:1px solid var(--line); box-shadow:var(--shadow-sm);
}

/* ---------- CUSTOM: Booking đặt lịch kỹ thuật viên ---------- */
/* Đặt lịch tách khỏi navbar — chỉ vào từ CTA dịch vụ (service_detail) */
.container-narrow{max-width:780px}
.card-p24{padding:28px}
/* CUSTOM C6: banner xác nhận dịch vụ đang đặt (?service=ID từ service_detail) */
.booking-context{
  display:flex; gap:12px; align-items:flex-start;
  padding:14px 16px; margin-bottom:16px;
  background:var(--primary-soft); border:1px solid var(--line); border-radius:12px;
}
.booking-context .icon-circle{background:var(--bg)}
.booking-context strong{color:var(--primary-dark)}
.booking-context small{display:block; margin-top:2px; color:var(--muted)}
.booking-form button[type=submit]{width:100%}
@media(min-width:641px){.booking-form button[type=submit]{width:auto}}
.booking-confirm{text-align:center}
.booking-confirm .icon-circle{
  width:72px; height:72px; font-size:1.9rem;
  margin:0 auto 14px; background:#dcfce7; color:#15803d;
}
.booking-confirm h2{margin-bottom:6px}
.booking-confirm dl.meta-box{text-align:left}
.booking-confirm dl.meta-box > div{display:flex; justify-content:space-between; gap:16px}
.booking-confirm dl.meta-box dt{color:var(--muted); font-weight:600; white-space:nowrap}
.booking-confirm dl.meta-box dd{margin:0; text-align:right; color:var(--ink)}
.muted-note{font-size:13px; color:var(--muted); margin-top:14px}
@media(max-width:640px){
  .card-p24{padding:20px}
  .booking-confirm dl.meta-box > div{flex-direction:column; gap:2px}
  .booking-confirm dl.meta-box dd{text-align:left}
}

/* CUSTOM C3: thông tin + bảng giá theo từng dịch vụ (service_detail) */
.svc-info-grid{display:grid; grid-template-columns:repeat(auto-fit, minmax(230px, 1fr)); gap:12px}
.svc-info-item{
  display:flex; gap:12px; align-items:flex-start;
  padding:14px 16px; background:var(--bg-2);
  border:1px solid var(--line); border-radius:var(--radius);
}
.svc-info-item strong{display:block; font-size:13.5px; color:var(--ink)}
.svc-info-item small{display:block; margin-top:2px; color:var(--muted); font-size:13px; line-height:1.55}
.table-card{border:1px solid var(--line); border-radius:12px; overflow:hidden; background:var(--bg-2)}
.svc-price-table{width:100%; border-collapse:collapse}
.svc-price-table th{
  text-align:left; padding:11px 16px; font-size:12px; font-weight:700;
  letter-spacing:.05em; text-transform:uppercase; color:var(--muted);
  border-bottom:1px solid var(--line);
}
.svc-price-table td{padding:11px 16px; font-size:var(--fs-sm); border-bottom:1px solid var(--line)}
.svc-price-table tbody tr:last-child td{border-bottom:none}
.svc-price-table .muted-cell{color:var(--muted)}
.svc-price-table .price-cell{font-weight:700; color:var(--primary-dark); white-space:nowrap; text-align:right}
.svc-price-table .ta-r{text-align:right}

/* =====================================================
   LANDING REDESIGN — "Midnight & Gold" (GĐ-33)
   Component mới + restyle landing (không đổi tên class cũ).
   Khai báo cuối file để thắng specificity cũ.
   ===================================================== */

/* ---------- Top bar: gọn nhẹ hơn ---------- */
.top-bar a{margin-left:12px}

/* ---------- Navbar CTA "Đặt lịch" ---------- */
.nav-cta{margin-left:2px; padding:9px 18px; font-size:13.5px; flex-shrink:0}
.nav-cta i{font-size:1.1rem}
@media(max-width:768px){ .nav-cta{display:none} }

/* ---------- Eyebrow (tag nhỏ đầu section) ---------- */
.eyebrow{
  display:inline-flex; align-items:center; gap:6px;
  padding:5px 12px; border-radius:var(--radius-pill);
  background:var(--primary-soft); color:var(--primary);
  font-size:11.5px; font-weight:700; letter-spacing:.08em; text-transform:uppercase;
  margin-bottom:12px;
}
.section-title .eyebrow{display:inline-flex}

/* ---------- Feature box --row (trust bar) ---------- */
.feature-box--row{
  display:flex; gap:16px; align-items:flex-start; text-align:left;
  padding:24px 22px;
}
.feature-box--row .icon{margin:0; flex-shrink:0}
.feature-box--row p{margin-top:4px}
@media(max-width:480px){
  .feature-box--row{flex-direction:column; text-align:center; align-items:center}
}
.trust-grid{grid-template-columns:repeat(4,1fr)}
@media(max-width:1024px){ .trust-grid{grid-template-columns:repeat(2,1fr)} }
@media(max-width:480px){ .trust-grid{grid-template-columns:1fr} }

/* ---------- Service card: giá vàng + mũi tên ---------- */
.svc-body .card-price{color:var(--accent-dark)}
.card-arrow{
  display:inline-flex; align-items:center; gap:6px; margin-top:14px;
  font-size:13px; font-weight:700; color:var(--primary);
}
.card-arrow i{transition:transform .18s}
a.card:hover .card-arrow i{transform:translateX(3px)}

/* ---------- Product card: nút đặt nhanh ---------- */
.product-card{position:relative}
.product-card .card-img{display:block}
.product-quick-add{
  position:absolute; top:12px; right:12px; z-index:2;
  width:40px; height:40px; border-radius:50%;
  display:grid; place-items:center;
  background:rgba(15,23,42,.72); color:#fff;
  font-size:1.05rem; backdrop-filter:blur(4px);
  transition:background .15s, transform .15s;
}
.product-quick-add:hover{background:var(--accent); color:var(--accent-fg); transform:scale(1.06)}
@media(max-width:768px){
  .product-quick-add{width:44px; height:44px; background:var(--accent); color:var(--accent-fg)}
}
@media(max-width:480px){
  .hero .btn-row .btn{flex:1 1 100%; justify-content:center}
}

/* ---------- Steps: timeline số vàng ---------- */
.step-num{
  position:absolute; top:-14px; left:50%; transform:translateX(-50%);
  width:30px; height:30px; border-radius:50%;
  display:grid; place-items:center;
  background:var(--accent); color:var(--accent-fg);
  font-weight:800; font-size:14px; font-family:var(--font-display);
  box-shadow:0 4px 10px -2px rgba(245,158,11,.5);
}
@media(max-width:900px){
  .steps:has(.step-num){position:relative}
  .steps:has(.step-num)::before{
    content:""; position:absolute; left:29px; top:16px; bottom:16px; width:2px;
    background:var(--line-strong);
  }
  .step:has(.step-num){text-align:left; padding:20px 16px 20px 58px; margin-bottom:10px}
  .step:has(.step-num) .icon-circle{display:none}
  .step:has(.step-num) .step-num{left:16px; top:50%; transform:translateY(-50%)}
}

/* ---------- Footer CTA ---------- */
.footer-cta{margin-top:16px; display:inline-flex}

/* ---------- Sticky mobile action bar ---------- */
.sticky-mobile-bar{
  position:fixed; left:0; right:0; bottom:0; z-index:95;
  display:none;
  background:rgba(11,18,32,.94);
  backdrop-filter:blur(10px);
  border-top:1px solid rgba(255,255,255,.08);
  transition:transform .25s;
}
.sticky-mobile-bar.hide{transform:translateY(102%)}
.smb-btn{
  flex:1; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:2px;
  min-height:44px; padding:9px 4px 10px; color:#e2e8f0; font-size:11.5px; font-weight:600;
}
.smb-btn i{font-size:1.3rem}
.smb-btn:hover{background:rgba(255,255,255,.06)}
.smb-call{color:var(--accent)}
@media(max-width:768px){
  body{padding-bottom:62px}
  .sticky-mobile-bar{display:flex}
  .back-to-top{bottom:76px}
}

/* ===== T-036: Thanh thông báo trang chủ (announcements) ===== */
/* Đồng bộ palette "Midnight & Gold" với component .alert/.badge của site:
   nền tint nhạt + viền trái accent ngữ nghĩa + icon/chữ cùng tone, nội dung
   canh giữa theo container 1220px (thanh full-bleed nhưng không dàn trải). */
.announcement-wrap{display:flex; flex-direction:column; width:100%}
.announcement-bar{
  width:100%; font-size:14px; line-height:1.5;
  border-left:4px solid var(--ann-color, var(--primary));
  border-bottom:1px solid rgba(15,23,42,.06);
  background:var(--ann-bg, var(--primary-soft));
  color:var(--ann-ink, var(--primary-dark));
}
.announcement-inner{
  display:flex; align-items:center; gap:12px;
  padding:11px 0;
}
.announcement-bar i.ph-duotone{
  flex:none; font-size:22px; line-height:1;
  color:var(--ann-color, var(--primary));
}
.announcement-body{display:flex; flex-wrap:wrap; align-items:center; gap:4px 8px; flex:1; min-width:0}
.announcement-body strong{font-weight:700}
.announcement-link{
  color:var(--ann-ink, var(--primary-dark));
  font-weight:600; text-decoration:underline; text-underline-offset:2px;
  margin-left:4px; white-space:nowrap;
}
.announcement-link:hover{opacity:.8}
.announcement-close{
  flex:none; border:0; background:rgba(15,23,42,.06);
  color:var(--ann-ink, var(--primary-dark));
  width:30px; height:30px; border-radius:8px; cursor:pointer; font-size:18px; line-height:1;
  display:inline-flex; align-items:center; justify-content:center;
  transition:background .15s;
}
.announcement-close:hover{background:var(--ghost-hover-strong)}
/* biến thể ngữ nghĩa — khớp .alert-success/.warning/.danger/.info */
.announcement-bar--info{--ann-bg:var(--primary-soft); --ann-color:#16324f; --ann-ink:#0e2136}
.announcement-bar--success{--ann-bg:#dcfce7; --ann-color:#16a34a; --ann-ink:#14532d}
.announcement-bar--warning{--ann-bg:#fef3c7; --ann-color:#d97706; --ann-ink:#92400e}
.announcement-bar--danger{--ann-bg:#fee2e2; --ann-color:#dc2626; --ann-ink:#7f1d1d}
@media(max-width:560px){
  .announcement-inner{padding:10px 0; font-size:13px}
  .announcement-body{font-size:13px}
}