/* ==========================================================================
   TRUONG PHAT AUTOMATION - style.css
   He thong giao dien: tone Xanh cong nghiep - Den kim loai (dong bo logo)
   Ho tro 2 che do: Dark (mac dinh) & Light
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. BIEN MAU & TOKEN THIET KE
   -------------------------------------------------------------------------- */
:root {
  /* Mau thuong hieu - lay tu logo */
  --brand-600: #0d63c4;
  --brand-500: #1a7fe0;
  --brand-400: #2b96ff;
  --brand-300: #5fb2ff;
  --cyan-400: #29c6ee;
  --cyan-300: #5fd8f7;
  --silver-100: #eef3f8;
  --silver-300: #c8d2dc;
  --silver-500: #93a1b0;

  /* Mau trang thai */
  --ok: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;

  /* Kich thuoc & hieu ung */
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --maxw: 1240px;
  --header-h: 76px;
  --shadow-1: 0 2px 10px rgba(0, 0, 0, .18);
  --shadow-2: 0 12px 34px rgba(0, 0, 0, .28);
  --tr: .25s cubic-bezier(.4, 0, .2, 1);
  --font: "Segoe UI", "Be Vietnam Pro", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: "JetBrains Mono", "Cascadia Code", Consolas, "Courier New", monospace;
}

/* --- Che do TOI (mac dinh) --- */
:root,
:root[data-theme="dark"] {
  --bg: #080b11;
  --bg-2: #0d1219;
  --panel: #111826;
  --panel-2: #16202f;
  --line: #24303f;
  --line-2: #2f3d4f;
  --txt: #e6edf5;
  --txt-2: #a9b7c6;
  --txt-3: #7b8a9b;
  --accent: var(--brand-400);
  --accent-soft: rgba(43, 150, 255, .14);
  /* Lop phu banner: nen trai dam de chu de doc, ben phai sang de thay anh */
  --hero-overlay:
    linear-gradient(180deg, rgba(4, 8, 14, .30) 0%, rgba(4, 8, 14, 0) 32%, rgba(4, 8, 14, .58) 100%),
    linear-gradient(100deg, rgba(4, 8, 14, .96) 0%, rgba(5, 10, 18, .84) 40%, rgba(6, 26, 52, .48) 72%, rgba(10, 60, 120, .34) 100%);
  --head-bg: rgba(8, 11, 17, .88);
}

/* --- Che do SANG --- */
:root[data-theme="light"] {
  --bg: #f4f7fb;
  --bg-2: #ffffff;
  --panel: #ffffff;
  --panel-2: #eef3f9;
  --line: #dde5ee;
  --line-2: #c8d4e2;
  --txt: #0f1c2e;
  --txt-2: #435268;
  --txt-3: #6b7b90;
  --accent: var(--brand-600);
  --accent-soft: rgba(13, 99, 196, .10);
  --hero-overlay:
    linear-gradient(180deg, rgba(4, 8, 14, .30) 0%, rgba(4, 8, 14, 0) 32%, rgba(4, 8, 14, .58) 100%),
    linear-gradient(100deg, rgba(6, 12, 22, .96) 0%, rgba(8, 18, 32, .86) 40%, rgba(8, 32, 62, .52) 72%, rgba(12, 70, 140, .38) 100%);
  --head-bg: rgba(255, 255, 255, .92);
}

/* --------------------------------------------------------------------------
   2. RESET & NEN CHUNG
   -------------------------------------------------------------------------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  /* Chan thanh cuon ngang do panel menu di dong nam ngoai man hinh.
     Dung "clip" thay cho "hidden" de khong lam hong position:sticky cua header. */
  overflow-x: clip;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  color: var(--txt);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  transition: background var(--tr), color var(--tr);
}

img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; transition: color var(--tr); }
a:hover { color: var(--brand-300); }
h1, h2, h3, h4 { line-height: 1.25; margin: 0 0 .6em; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: clamp(1.9rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
h3 { font-size: clamp(1.1rem, 1.6vw, 1.35rem); }
p { margin: 0 0 1em; color: var(--txt-2); }
ul, ol { color: var(--txt-2); }
hr { border: 0; border-top: 1px solid var(--line); margin: 28px 0; }
::selection { background: var(--brand-500); color: #fff; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.section { padding: 68px 0; }
.section--tight { padding: 44px 0; }
.section--alt { background: var(--bg-2); }
.text-center { text-align: center; }
.muted { color: var(--txt-3); }
.small { font-size: .875rem; }
.nowrap { white-space: nowrap; }
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; } .mt-32 { margin-top: 32px; }

/* --------------------------------------------------------------------------
   3. HEADER & MENU DIEU HUONG
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--head-bg);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.topbar {
  background: linear-gradient(90deg, var(--brand-600), var(--brand-500) 55%, var(--cyan-400));
  color: #fff; font-size: .82rem;
}
.topbar .container { display: flex; flex-wrap: wrap; gap: 8px 22px; align-items: center; justify-content: space-between; min-height: 38px; }
.topbar a { color: #fff; opacity: .95; }
.topbar a:hover { color: #fff; opacity: 1; text-decoration: underline; }
.topbar .tb-list { display: flex; flex-wrap: wrap; gap: 6px 20px; align-items: center; }

.navbar { display: flex; align-items: center; gap: 18px; min-height: var(--header-h); }
/* flex: 0 0 auto = logo va ten cong ty KHONG BAO GIO bi co lai hay cat bot.
   Thieu cho thi menu thu vao nut ☰, khong bao gio dong vao ten cong ty. */
.brand { display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.brand img { width: 52px; height: auto; border-radius: 10px; box-shadow: var(--shadow-1); }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-weight: 800; font-size: 1.06rem; letter-spacing: .3px; color: var(--txt); white-space: nowrap; }
.brand-name span { color: var(--accent); }
.brand-sub { font-size: .68rem; letter-spacing: 2.2px; text-transform: uppercase; color: var(--txt-3); white-space: nowrap; }

/* flex-wrap: neu co man hinh nao van khong du cho, menu xuong hang
   chu KHONG BAO GIO de len nut cong cu hay ten cong ty. */
.nav {
  margin-left: auto; display: flex; flex-wrap: wrap; justify-content: flex-end;
  align-items: center; gap: 2px; min-width: 0;
}
/* Co chu vua du de 11 muc nam gon mot hang trong khung 1240px.
   Khong dat trong media query vi khung .container chot 1240px -> cho cho
   thanh menu la nhu nhau tu 1240px tro len, du man hinh 1920px. */
.nav a {
  display: block; padding: 8px 4px; border-radius: 9px;
  color: var(--txt-2); font-weight: 600; font-size: .8rem; white-space: nowrap;
}
.nav a:hover { color: var(--txt); background: var(--accent-soft); }
.nav a.active { color: #fff; background: linear-gradient(135deg, var(--brand-600), var(--brand-400)); box-shadow: 0 6px 16px rgba(26, 127, 224, .35); }

.nav-tools { display: flex; align-items: center; gap: 8px; margin-left: 8px; flex: 0 0 auto; }
.icon-btn {
  width: 40px; height: 40px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--line); background: var(--panel); color: var(--txt-2);
  border-radius: 10px; cursor: pointer; font-size: 1.05rem; transition: var(--tr);
}
.icon-btn:hover { color: var(--accent); border-color: var(--accent); }
.nav-toggle { display: none; }

/* Man hinh vua: thu nho chu menu de 10 muc con vua mot hang */
@media (max-width: 1400px) {
  .brand img { width: 46px; }
}
@media (max-width: 1260px) {
  .nav-toggle { display: inline-flex; }
  /* Bo backdrop-filter tren mobile: thuoc tinh nay tao "containing block" moi
     khien panel menu position:fixed bi nhot trong chieu cao cua header. */
  .site-header { backdrop-filter: none; background: var(--bg); }
  :root[data-theme="light"] .site-header { background: #fff; }
  /* Panel menu truot tu canh phai. Dung display:none khi dong de khong
     sinh thanh cuon ngang tren dien thoai. */
  .nav {
    display: none;
    position: fixed; inset: 0 0 0 auto; width: min(320px, 86vw);
    flex-direction: column; flex-wrap: nowrap; align-items: stretch; gap: 4px;
    background: var(--panel); border-left: 1px solid var(--line);
    padding: 84px 16px 24px;
    overflow-y: auto; box-shadow: var(--shadow-2);
  }
  .nav.open { display: flex; animation: navIn .25s cubic-bezier(.4, 0, .2, 1); }
  @keyframes navIn { from { transform: translateX(100%); } to { transform: none; } }
  .nav a { padding: 12px 14px; font-size: .98rem; }
  .nav-scrim { position: fixed; inset: 0; background: rgba(0, 0, 0, .55); opacity: 0; pointer-events: none; transition: opacity var(--tr); z-index: 99; }
  .nav-scrim.show { opacity: 1; pointer-events: auto; }
  .brand-sub { display: block; }
}
@media (max-width: 560px) {
  .nav-wish { display: none; }
  .brand img { width: 40px; }
  .brand-name { font-size: .98rem; }
  .brand-sub { display: none; }
  .nav-tools { gap: 6px; }
  .icon-btn { width: 38px; height: 38px; }
}
@media (max-width: 400px) {
  .nav-cart { display: none; }   /* van con nut gio hang noi o goc phai duoi */
}

/* --------------------------------------------------------------------------
   4. NUT BAM
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 11px; border: 1px solid transparent;
  font-weight: 700; font-size: .94rem; cursor: pointer; transition: var(--tr);
  font-family: inherit; text-align: center;
}
.btn-primary { background: linear-gradient(135deg, var(--brand-600), var(--brand-400)); color: #fff; box-shadow: 0 8px 22px rgba(26, 127, 224, .32); }
.btn-primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 28px rgba(26, 127, 224, .45); }
.btn-ghost { background: transparent; color: var(--txt); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-light { background: #fff; color: #0d2440; }
.btn-light:hover { color: #0d2440; transform: translateY(-2px); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-ok { background: var(--ok); color: #05230f; }
.btn-sm { padding: 8px 14px; font-size: .84rem; border-radius: 9px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; transform: none !important; }

/* --------------------------------------------------------------------------
   5. HERO / BANNER
   -------------------------------------------------------------------------- */
.hero {
  position: relative; overflow: hidden;
  background: #060a11;
  color: #fff;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 1;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(circle at 70% 40%, #000 0%, transparent 72%);
}

/* --- Bang anh nen tu dong chuyen canh --- */
.hero-bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.hero-slide {
  position: absolute; inset: 0;
  background-size: cover; background-position: center center; background-repeat: no-repeat;
  opacity: 0; transform: scale(1.05);
  transition: opacity 1.1s ease-in-out;
  will-change: opacity, transform;
}
.hero-slide.active { opacity: 1; animation: kenBurns 14s ease-in-out infinite alternate; }
@keyframes kenBurns {
  from { transform: scale(1.04) translate3d(0, 0, 0); }
  to   { transform: scale(1.15) translate3d(-1.6%, -1.2%, 0); }
}
/* Lop phu lam noi chu tren anh */
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background: var(--hero-overlay);
}

/* Nut tron chuyen anh */
.hero-dots {
  position: absolute; z-index: 3; left: 0; right: 0; bottom: 22px;
  display: flex; gap: 10px; justify-content: center;
}
.hero-dots button {
  width: 34px; height: 5px; padding: 0; border: 0; border-radius: 999px; cursor: pointer;
  background: rgba(255, 255, 255, .28); transition: var(--tr);
}
.hero-dots button:hover { background: rgba(255, 255, 255, .55); }
.hero-dots button.active { background: linear-gradient(90deg, var(--brand-400), var(--cyan-300)); width: 46px; }

/* Khoi chu cua banner - chiem nua trai, nua phai de lo anh nen */
.hero-inner { position: relative; z-index: 2; padding: 96px 0 90px; display: grid; grid-template-columns: minmax(0, 700px); gap: 48px; align-items: center; }
.hero h1 { color: #fff; margin-bottom: 18px; }
.hero h1 em { font-style: normal; background: linear-gradient(100deg, var(--cyan-300), var(--brand-300)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { color: #c9d7e6; font-size: 1.08rem; max-width: 620px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
/* Khung logo noi tren banner - hien khong dung o trang chu.
   Muon hien lai: them khoi <div class="hero-art"><img src="assets/img/brand/logo.png" alt=""></div>
   vao trong .hero-inner cua index.html va doi grid-template-columns o tren thanh 1.15fr .85fr */
.hero-art { display: flex; justify-content: center; perspective: 1100px; }
.hero-art img {
  width: min(320px, 70%); border-radius: 18px;
  filter: drop-shadow(0 26px 50px rgba(0, 0, 0, .7)) drop-shadow(0 0 34px rgba(43, 150, 255, .28));
  animation: logo3d 9s ease-in-out infinite;
  transform-style: preserve-3d;
}
/* Logo xoay nhe theo truc 3 chieu cho co chieu sau */
@keyframes logo3d {
  0%   { transform: rotateY(-11deg) rotateX(5deg) translateY(0); }
  50%  { transform: rotateY(11deg) rotateX(-4deg) translateY(-16px); }
  100% { transform: rotateY(-11deg) rotateX(5deg) translateY(0); }
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 14px;
  padding: 6px 14px; border-radius: 999px; font-size: .76rem; font-weight: 700;
  letter-spacing: 1.6px; text-transform: uppercase;
  background: rgba(43, 150, 255, .16); color: var(--cyan-300); border: 1px solid rgba(43, 150, 255, .34);
}
.section .eyebrow { background: var(--accent-soft); color: var(--accent); border-color: color-mix(in srgb, var(--accent) 35%, transparent); }

/* Banner phu cho cac trang con */
.page-head {
  position: relative; color: #fff; padding: 62px 0 54px;
  background: var(--hero-overlay), radial-gradient(760px 380px at 85% 0%, rgba(41, 198, 238, .3), transparent 60%), #060a11;
}
.page-head h1 { color: #fff; margin-bottom: 8px; }
.page-head p { color: #c2d2e2; margin: 0; max-width: 780px; }
.breadcrumb { font-size: .85rem; color: #93a9c0; margin-bottom: 12px; }
.breadcrumb a { color: var(--cyan-300); }
.breadcrumb span { margin: 0 7px; opacity: .6; }

/* --------------------------------------------------------------------------
   6. LUOI & THE (CARD)
   -------------------------------------------------------------------------- */
.grid { display: grid; gap: 22px; }
/* Cho phep o luoi co ben trong (bang, code dai) duoc thu nho lai,
   tranh gian rong lam tran man hinh dien thoai */
.grid > *, .split > *, .sidebar-layout > * { min-width: 0; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.sidebar-layout { display: grid; grid-template-columns: 272px 1fr; gap: 26px; align-items: start; }

.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; transition: var(--tr); height: 100%;
}
.card:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); transform: translateY(-3px); box-shadow: var(--shadow-2); }
.card h3 { margin-bottom: 8px; }
.card p:last-child { margin-bottom: 0; }
.card-icon {
  width: 52px; height: 52px; border-radius: 13px; display: grid; place-items: center;
  font-size: 1.5rem; margin-bottom: 14px;
  background: linear-gradient(135deg, var(--brand-600), var(--cyan-400)); color: #fff;
  box-shadow: 0 8px 18px rgba(26, 127, 224, .3);
}
.card-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 12px; font-weight: 700; font-size: .88rem; }

.stat { text-align: center; padding: 22px 14px; }
.stat b { display: block; font-size: clamp(1.8rem, 3.4vw, 2.6rem); font-weight: 800; background: linear-gradient(120deg, var(--brand-400), var(--cyan-300)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { color: var(--txt-3); font-size: .88rem; text-transform: uppercase; letter-spacing: 1.2px; }

.tag {
  display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: .74rem; font-weight: 700;
  background: var(--accent-soft); color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  margin: 0 6px 6px 0; letter-spacing: .3px;
}
.tag--ok { background: rgba(34, 197, 94, .14); color: var(--ok); border-color: rgba(34, 197, 94, .35); }
.tag--warn { background: rgba(245, 158, 11, .14); color: var(--warn); border-color: rgba(245, 158, 11, .35); }
.tag--gray { background: var(--panel-2); color: var(--txt-3); border-color: var(--line); }

/* Khung anh minh hoa */
.photo-frame { margin: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: var(--panel); }
.photo-frame img { width: 100%; height: auto; display: block; transition: transform .5s ease; }
.photo-frame:hover img { transform: scale(1.04); }
.photo-frame figcaption { padding: 11px 16px; font-size: .84rem; color: var(--txt-3); border-top: 1px solid var(--line); }

/* Luoi thu vien anh */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.gallery .photo-frame img { aspect-ratio: 16 / 10; object-fit: cover; max-width: 100%; }
@media (max-width: 760px) { .gallery { grid-template-columns: 1fr; } }

/* Anh dai dien trong the san pham */
.card-photo {
  margin: -24px -24px 16px; border-radius: var(--radius) var(--radius) 0 0;
  overflow: hidden; background: var(--panel-2); border-bottom: 1px solid var(--line);
}
.card-photo img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; transition: transform .5s ease; }
.card:hover .card-photo img { transform: scale(1.05); }

/* --- Khung xem anh phong to (lightbox) --- */
.lightbox {
  position: fixed; inset: 0; z-index: 300; display: none;
  background: rgba(3, 6, 11, .94); padding: 56px 20px;
  place-items: center; backdrop-filter: blur(4px);
}
.lightbox.open { display: grid; }
.lb-box { margin: 0; max-width: min(1100px, 100%); max-height: 100%; display: flex; flex-direction: column; gap: 14px; }
.lb-box img {
  max-width: 100%; max-height: 76vh; object-fit: contain; margin: 0 auto;
  border-radius: var(--radius); box-shadow: 0 24px 60px rgba(0, 0, 0, .6);
}
.lb-box figcaption { color: #dbe6f2; text-align: center; font-size: .95rem; line-height: 1.5; }
.lb-close, .lb-nav {
  position: absolute; border: 1px solid rgba(255, 255, 255, .22); background: rgba(255, 255, 255, .08);
  color: #fff; cursor: pointer; border-radius: 12px; transition: var(--tr);
}
.lb-close { top: 16px; right: 16px; width: 44px; height: 44px; font-size: 1.15rem; }
.lb-nav { top: 50%; transform: translateY(-50%); width: 50px; height: 70px; font-size: 2rem; line-height: 1; }
.lb-prev { left: 14px; }
.lb-next { right: 14px; }
.lb-close:hover, .lb-nav:hover { background: var(--brand-500); border-color: transparent; }
@media (max-width: 620px) {
  .lb-nav { width: 42px; height: 56px; font-size: 1.5rem; }
  .lightbox { padding: 64px 10px; }
}

/* --- O chon anh trong trang quan tri --- */
.img-row { display: flex; gap: 8px; align-items: center; }
.img-row .input { flex: 1; }
.img-row label { flex: 0 0 auto; margin: 0; cursor: pointer; }
.img-preview {
  margin-bottom: 10px; border: 1px dashed var(--line-2); border-radius: var(--radius-sm);
  background: var(--panel-2); min-height: 120px; display: grid; place-items: center; overflow: hidden;
}
.img-preview img { max-height: 220px; width: auto; max-width: 100%; display: block; }
.img-empty { color: var(--txt-3); font-size: .85rem; padding: 22px 16px; text-align: center; }

/* Anh thu nho trong bang danh sach */
.row-thumb { width: 64px; height: 44px; object-fit: cover; border-radius: 7px; border: 1px solid var(--line); }
.row-nothumb {
  display: grid; place-items: center; width: 64px; height: 44px; border-radius: 7px;
  background: var(--panel-2); border: 1px dashed var(--line-2); color: var(--txt-3); font-size: .8rem;
}

/* Danh sach co dau tich */
.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { position: relative; padding-left: 30px; margin-bottom: 10px; }
.check-list li::before {
  content: "\2713"; position: absolute; left: 0; top: 1px;
  width: 20px; height: 20px; border-radius: 6px; display: grid; place-items: center;
  font-size: .74rem; font-weight: 900; color: #fff;
  background: linear-gradient(135deg, var(--brand-600), var(--cyan-400));
}

/* --------------------------------------------------------------------------
   7. BANG DU LIEU
   -------------------------------------------------------------------------- */
.table-wrap { max-width: 100%; overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
table { width: 100%; border-collapse: collapse; min-width: 640px; }
thead th {
  background: var(--panel-2); color: var(--txt); text-align: left; font-size: .8rem;
  text-transform: uppercase; letter-spacing: .8px; padding: 13px 14px; border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
tbody td { padding: 13px 14px; border-bottom: 1px solid var(--line); color: var(--txt-2); font-size: .92rem; vertical-align: top; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: var(--accent-soft); }
table code { font-family: var(--mono); font-size: .84em; color: var(--cyan-300); }
:root[data-theme="light"] table code { color: var(--brand-600); }

/* --------------------------------------------------------------------------
   8. BIEU MAU (FORM)
   -------------------------------------------------------------------------- */
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 700; font-size: .86rem; margin-bottom: 6px; color: var(--txt); }
.field label .req { color: var(--danger); }
.input, .select, .textarea {
  width: 100%; padding: 11px 13px; border-radius: 10px; font-family: inherit; font-size: .94rem;
  background: var(--bg-2); color: var(--txt); border: 1px solid var(--line); transition: var(--tr);
}
:root[data-theme="light"] .input,
:root[data-theme="light"] .select,
:root[data-theme="light"] .textarea { background: #fff; }
.input:focus, .select:focus, .textarea:focus { outline: 0; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.textarea { min-height: 130px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.help { font-size: .8rem; color: var(--txt-3); margin-top: 5px; }

.alert { padding: 13px 16px; border-radius: 11px; border: 1px solid; font-size: .9rem; margin-bottom: 16px; }
.alert-ok { background: rgba(34, 197, 94, .12); border-color: rgba(34, 197, 94, .4); color: var(--ok); }
.alert-warn { background: rgba(245, 158, 11, .12); border-color: rgba(245, 158, 11, .4); color: var(--warn); }
.alert-info { background: var(--accent-soft); border-color: color-mix(in srgb, var(--accent) 40%, transparent); color: var(--accent); }
.alert-danger { background: rgba(239, 68, 68, .12); border-color: rgba(239, 68, 68, .4); color: var(--danger); }

/* --------------------------------------------------------------------------
   9. THANH LOC & TIM KIEM
   -------------------------------------------------------------------------- */
.filter-bar {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px;
  margin-bottom: 24px;
}
.filter-bar .field { margin-bottom: 0; flex: 1 1 180px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.chip {
  padding: 7px 15px; border-radius: 999px; border: 1px solid var(--line); background: var(--panel);
  color: var(--txt-2); font-size: .85rem; font-weight: 600; cursor: pointer; transition: var(--tr);
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.active { background: linear-gradient(135deg, var(--brand-600), var(--brand-400)); border-color: transparent; color: #fff; }

.result-count { color: var(--txt-3); font-size: .9rem; margin-bottom: 14px; }
.pagination { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-top: 30px; }
.pagination button {
  min-width: 40px; height: 40px; padding: 0 12px; border-radius: 10px; cursor: pointer;
  border: 1px solid var(--line); background: var(--panel); color: var(--txt-2); font-weight: 700; transition: var(--tr);
}
.pagination button:hover:not([disabled]) { border-color: var(--accent); color: var(--accent); }
.pagination button.active { background: linear-gradient(135deg, var(--brand-600), var(--brand-400)); border-color: transparent; color: #fff; }
.pagination button[disabled] { opacity: .4; cursor: not-allowed; }

/* --------------------------------------------------------------------------
   10. THE TAI VE / FILE CHAY
   -------------------------------------------------------------------------- */
.dl-card { display: flex; flex-direction: column; }
.dl-head { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 12px; }
.dl-logo {
  flex: 0 0 auto; width: 54px; height: 54px; border-radius: 12px; display: grid; place-items: center;
  font-weight: 800; font-size: .72rem; text-align: center; line-height: 1.1; padding: 4px;
  background: var(--panel-2); border: 1px solid var(--line); color: var(--accent);
}
.dl-title { font-size: 1.02rem; font-weight: 700; margin: 0 0 4px; color: var(--txt); }
.dl-meta { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: .8rem; color: var(--txt-3); }
.dl-desc { font-size: .9rem; color: var(--txt-2); margin: 6px 0 14px; flex: 1; }
.dl-foot { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 14px; }
.price { font-weight: 800; color: var(--cyan-300); font-size: 1.02rem; }
:root[data-theme="light"] .price { color: var(--brand-600); }
.price.free { color: var(--ok); }

/* --- Bo tai lieu ban giao: cho khach chon tung muc --- */
.parts-box { margin-bottom: 14px; }
.buy-mode {
  display: flex; gap: 9px; align-items: flex-start; cursor: pointer;
  padding: 9px 12px; border: 1px solid var(--line); border-radius: 10px;
  margin-bottom: 7px; transition: var(--tr); font-size: .89rem; color: var(--txt-2);
}
.buy-mode:hover { border-color: var(--accent); }
.buy-mode input { margin-top: 3px; accent-color: var(--brand-500); cursor: pointer; flex: 0 0 auto; }
.buy-mode:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); color: var(--txt); }
.buy-mode b { color: var(--txt); }
.save {
  display: inline-block; margin-left: 6px; font-style: normal; font-size: .76rem; font-weight: 700;
  padding: 2px 8px; border-radius: 999px; background: rgba(34, 197, 94, .16); color: var(--ok);
}

.parts-list { list-style: none; padding: 0; margin: 6px 0 0; }
.parts-list li { margin-bottom: 2px; }
.parts-list label {
  display: flex; gap: 9px; align-items: center; padding: 7px 12px; border-radius: 8px;
  font-size: .87rem; color: var(--txt-3); cursor: not-allowed; transition: var(--tr);
}
.parts-box.picking .parts-list label { cursor: pointer; color: var(--txt-2); }
.parts-box.picking .parts-list label:hover { background: var(--accent-soft); }
.parts-box.picking .parts-list label.off { cursor: not-allowed; opacity: .45; }
.parts-list input { accent-color: var(--brand-500); flex: 0 0 auto; }
.parts-list .pn { flex: 1; min-width: 0; }
.parts-list .pp { flex: 0 0 auto; font-weight: 700; font-size: .84rem; }
.parts-box.picking .parts-list label:has(input:checked) { background: var(--accent-soft); color: var(--txt); }
.parts-box.picking .parts-list label:has(input:checked) .pp { color: var(--accent); }

/* --------------------------------------------------------------------------
   11. ACCORDION / TIMELINE / STEP
   -------------------------------------------------------------------------- */
.acc { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--panel); }
.acc + .acc { margin-top: 12px; }
.acc-head {
  width: 100%; text-align: left; padding: 16px 20px; background: transparent; border: 0; cursor: pointer;
  font-family: inherit; font-size: 1rem; font-weight: 700; color: var(--txt);
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
.acc-head::after { content: "+"; font-size: 1.3rem; color: var(--accent); transition: var(--tr); }
.acc.open .acc-head::after { transform: rotate(45deg); }
.acc-body { display: none; padding: 0 20px 20px; border-top: 1px solid var(--line); }
.acc.open .acc-body { display: block; padding-top: 16px; }

.steps { counter-reset: s; display: grid; gap: 18px; }
.step { position: relative; padding-left: 62px; }
.step::before {
  counter-increment: s; content: counter(s, decimal-leading-zero);
  position: absolute; left: 0; top: 0; width: 44px; height: 44px; border-radius: 12px;
  display: grid; place-items: center; font-weight: 800; color: #fff;
  background: linear-gradient(135deg, var(--brand-600), var(--cyan-400)); box-shadow: 0 6px 16px rgba(26, 127, 224, .3);
}
.step h4 { margin: 8px 0 4px; font-size: 1.02rem; }
.step p { font-size: .92rem; margin: 0; }

/* --------------------------------------------------------------------------
   12. VIEC LAM / TUYEN DUNG
   -------------------------------------------------------------------------- */
.job {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; margin-bottom: 16px; transition: var(--tr);
}
.job:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); box-shadow: var(--shadow-2); }
.job-top { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: flex-start; }
.job-title { font-size: 1.12rem; font-weight: 800; margin: 0 0 6px; color: var(--txt); }
.job-meta { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: .85rem; color: var(--txt-3); margin-bottom: 10px; }
.job-body { display: none; margin-top: 14px; padding-top: 16px; border-top: 1px solid var(--line); }
.job.open .job-body { display: block; }

/* --------------------------------------------------------------------------
   13. LIEN HE
   -------------------------------------------------------------------------- */
.contact-item { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 20px; }
.contact-item .ci-icon {
  flex: 0 0 auto; width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent); font-size: 1.15rem; border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
}
.contact-item b { display: block; color: var(--txt); font-size: .92rem; }
.contact-item span { color: var(--txt-2); font-size: .92rem; }
.map-frame { width: 100%; height: 380px; border: 0; border-radius: var(--radius); filter: grayscale(.15); }

/* --------------------------------------------------------------------------
   14. FOOTER
   -------------------------------------------------------------------------- */
.site-footer { background: #060a11; color: #b7c5d4; border-top: 1px solid #1b2635; margin-top: 0; }
:root[data-theme="light"] .site-footer { background: #0a1220; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.4fr; gap: 34px; padding: 54px 0 38px; }
.footer-top h4 { color: #fff; font-size: .95rem; text-transform: uppercase; letter-spacing: 1.2px; margin-bottom: 16px; }
.footer-top ul { list-style: none; padding: 0; margin: 0; }
.footer-top li { margin-bottom: 9px; }
.footer-top a, .footer-top p, .footer-top li { color: #9fb0c2; font-size: .9rem; }
.footer-top a:hover { color: var(--cyan-300); }
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.footer-brand img { width: 56px; border-radius: 10px; }
.footer-brand .fb-name { color: #fff; font-weight: 800; font-size: 1.05rem; }
.footer-brand .fb-sub { color: var(--cyan-300); font-size: .7rem; letter-spacing: 2px; text-transform: uppercase; }
.footer-bottom { border-top: 1px solid #182231; padding: 18px 0; font-size: .84rem; color: #7d8fa3; display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }

/* Nut lien he noi (Zalo / Phone) */
.float-contact { position: fixed; right: 18px; bottom: 18px; z-index: 90; display: flex; flex-direction: column; gap: 10px; }
.float-contact a {
  width: 50px; height: 50px; border-radius: 50%; display: grid; place-items: center;
  color: #fff; font-weight: 800; font-size: .8rem; box-shadow: var(--shadow-2); transition: var(--tr);
}
.float-contact a:hover { transform: scale(1.08); color: #fff; }
.fc-phone { background: linear-gradient(135deg, #16a34a, #22c55e); }
.fc-zalo { background: linear-gradient(135deg, #0068ff, #2b96ff); }
.fc-fb { background: linear-gradient(135deg, #1877f2, #4293ff); font-family: Georgia, serif; font-size: 1.35rem; font-style: italic; }
.fc-top { background: var(--panel); color: var(--txt-2) !important; border: 1px solid var(--line); }
.float-contact .fc-toggle { display: none; }

/* Dien thoai / may tinh bang: gom Goi - Zalo - Facebook vao nut 💬, nho hon, sat le hon,
   nut len dau trang chi hien khi da cuon -> khong che chu dau trang */
@media (max-width: 768px) {
  .float-contact { right: 10px; bottom: 12px; gap: 8px; }
  .float-contact a, .float-contact .fc-toggle { width: 44px; height: 44px; font-size: .74rem; }
  .float-contact .fc-gom { display: none; }
  .float-contact.open .fc-gom { display: grid; }
  .float-contact .fc-toggle {
    display: grid; place-items: center; border: 0; border-radius: 50%; cursor: pointer;
    background: linear-gradient(135deg, #0068ff, #22c55e); color: #fff; font-size: 1.15rem;
    box-shadow: var(--shadow-2);
  }
  .float-contact .fc-top:not(.hien) { display: none; }
  .fc-cart { font-size: 1.05rem; }
}

/* --------------------------------------------------------------------------
   14b. GIO HANG
   -------------------------------------------------------------------------- */
.fc-cart { background: linear-gradient(135deg, #7c3aed, #a855f7); position: relative; font-size: 1.2rem; }
.fc-cart.has-items { background: linear-gradient(135deg, #ea580c, #f59e0b); }
.cart-badge {
  position: absolute; top: -4px; right: -4px; min-width: 21px; height: 21px; padding: 0 5px;
  border-radius: 999px; background: #ef4444; color: #fff; font-size: .72rem; font-weight: 800;
  display: grid; place-items: center; border: 2px solid var(--bg);
}

.cart-scrim {
  position: fixed; inset: 0; z-index: 200; background: rgba(0, 0, 0, .6);
  opacity: 0; pointer-events: none; transition: opacity var(--tr);
}
body.cart-open .cart-scrim { opacity: 1; pointer-events: auto; }

.cart-panel {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 201;
  width: min(430px, 92vw); display: flex; flex-direction: column;
  background: var(--bg-2); border-left: 1px solid var(--line);
  transform: translateX(103%); transition: transform var(--tr);
  box-shadow: var(--shadow-2);
}
body.cart-open .cart-panel { transform: none; }

.cart-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 18px 20px; border-bottom: 1px solid var(--line); flex: 0 0 auto;
}
.cart-head h3 { margin: 0; font-size: 1.05rem; }
.cart-body { flex: 1; overflow-y: auto; padding: 20px; }

.cart-item {
  display: flex; gap: 12px; align-items: flex-start; justify-content: space-between;
  padding: 13px 0; border-bottom: 1px solid var(--line);
}
.cart-item b { display: block; font-size: .92rem; color: var(--txt); line-height: 1.4; }
.cart-item .icon-btn { width: 34px; height: 34px; flex: 0 0 auto; font-size: .9rem; }

.cart-total {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  margin-top: 16px; padding: 15px 16px; border-radius: var(--radius);
  background: var(--accent-soft); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}
.cart-total b { font-size: 1.18rem; }
.cart-empty { text-align: center; padding: 40px 16px; color: var(--txt-2); }
.cart-empty h4 { margin-bottom: 6px; }

/* Bang tom tat sau khi dat hang thanh cong */
.ok-rows { margin-top: 12px; display: grid; gap: 7px; }
.ok-rows > div { display: flex; justify-content: space-between; gap: 12px; font-size: .88rem; }
.ok-rows span { opacity: .85; }
.ok-rows b { text-align: right; word-break: break-word; }

/* Thong tin chuyen khoan */
.bank-box { margin: 10px 0; display: grid; gap: 7px; }
.bank-box > div { display: flex; justify-content: space-between; gap: 12px; font-size: .88rem; }
.bank-box b { text-align: right; word-break: break-word; }
.copyable { cursor: pointer; transition: var(--tr); }
.copyable:hover { color: var(--accent); text-decoration: underline; }

.qr-wrap { text-align: center; margin: 14px 0 10px; }
.bank-qr { width: min(230px, 100%); margin: 0 auto 8px; display: block; border-radius: 12px; background: #fff; padding: 8px; }

/* Khoi xem truoc thong tin chuyen khoan trong gio hang */
.pay-box {
  margin-top: 18px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel); overflow: hidden;
}
.pay-box summary {
  padding: 13px 16px; cursor: pointer; font-weight: 700; font-size: .9rem; color: var(--txt);
  list-style: none; transition: var(--tr);
}
.pay-box summary::-webkit-details-marker { display: none; }
.pay-box summary::after { content: " ▾"; color: var(--accent); }
.pay-box[open] summary::after { content: " ▴"; }
.pay-box summary:hover { background: var(--accent-soft); }
.pay-inner { padding: 0 16px 16px; border-top: 1px solid var(--line); }
.pay-inner hr { display: none; }
.pay-inner > b:first-child { display: block; margin-top: 14px; }

/* Khoi ho tro ky thuat */
.support-box {
  margin-top: 18px; padding: 14px 16px; border-radius: var(--radius);
  background: var(--panel-2); border: 1px solid var(--line);
}
.support-box b { display: block; font-size: .86rem; color: var(--txt); margin-bottom: 4px; }
.support-box > a { font-size: 1.12rem; font-weight: 800; letter-spacing: .4px; }
.support-box p { margin-top: 7px; color: var(--txt-3); }

/* --------------------------------------------------------------------------
   15. TRANG QUAN TRI (ADMIN)
   -------------------------------------------------------------------------- */
/* Bat buoc: thuoc tinh hidden phai thang moi luat display ben duoi,
   neu khong khoi quan tri se van hien ra khi chua dang nhap. */
[hidden] { display: none !important; }

.admin-shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.admin-side { background: var(--panel); border-right: 1px solid var(--line); padding: 20px 14px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.admin-side .brand { margin-bottom: 24px; }
.admin-menu { list-style: none; padding: 0; margin: 0; }
.admin-menu button {
  width: 100%; text-align: left; padding: 11px 14px; border-radius: 10px; border: 0; cursor: pointer;
  background: transparent; color: var(--txt-2); font-family: inherit; font-size: .92rem; font-weight: 600;
  margin-bottom: 4px; transition: var(--tr);
}
.admin-menu button:hover { background: var(--accent-soft); color: var(--accent); }
.admin-menu button.active { background: linear-gradient(135deg, var(--brand-600), var(--brand-400)); color: #fff; }
.admin-main { padding: 26px 28px 60px; overflow-x: hidden; }
.admin-bar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.admin-panel { display: none; }
.admin-panel.active { display: block; }
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-box { width: min(420px, 100%); background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-2); }

/* O mat khau kem nut con mat */
.pass-wrap { position: relative; }
.pass-wrap .input { padding-right: 46px; }
.pass-eye {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  width: 34px; height: 34px; border: 0; background: transparent; cursor: pointer;
  color: var(--txt-3); font-size: 1.05rem; border-radius: 8px; transition: var(--tr);
}
.pass-eye:hover { color: var(--accent); background: var(--accent-soft); }

.modal { position: fixed; inset: 0; background: rgba(0, 0, 0, .65); display: none; place-items: center; z-index: 200; padding: 20px; overflow-y: auto; }
.modal.open { display: grid; }
.modal-box { width: min(760px, 100%); background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 26px; box-shadow: var(--shadow-2); max-height: 92vh; overflow-y: auto; }
.modal-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 18px; }
.modal-head h3 { margin: 0; }

.badge-count { background: var(--accent-soft); color: var(--accent); padding: 2px 9px; border-radius: 999px; font-size: .75rem; font-weight: 800; margin-left: 6px; }
.row-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.order-steps { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); }

/* --------------------------------------------------------------------------
   16. RESPONSIVE
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .g4 { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .hero-inner { grid-template-columns: 1fr; padding: 60px 0 56px; }
  .hero-art { display: none; }
  .sidebar-layout { grid-template-columns: 1fr; }
  .admin-shell { grid-template-columns: 1fr; }
  .admin-side { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .admin-menu { display: flex; flex-wrap: wrap; gap: 6px; }
  .admin-menu li { flex: 1 1 auto; }
  .admin-main { padding: 20px 16px 60px; }
}
@media (max-width: 760px) {
  .g2, .g3, .g4 { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; gap: 26px; }
  .form-row { grid-template-columns: 1fr; }
  .section { padding: 48px 0; }
  .footer-top { grid-template-columns: 1fr; gap: 26px; }
  .topbar .container { justify-content: center; text-align: center; }
}
/* Dien thoai: thanh tren cung chi giu hotline 1 dong (truoc day cao ~105px, 4 dong) */
@media (max-width: 768px) {
  .topbar .tb-email, .topbar .tb-phu { display: none; }
  .topbar .container { min-height: 32px; padding-top: 5px; padding-bottom: 5px; }
  .topbar .tb-list { flex-wrap: nowrap; white-space: nowrap; font-size: .82rem; }
}

/* Hieu ung xuat hien khi cuon */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.show { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .hero-slide.active { animation: none; transform: scale(1.02); }
  .hero-art img { animation: none; }
}

/* In an */
@media print {
  .site-header, .site-footer, .float-contact, .filter-bar, .pagination { display: none !important; }
  body { background: #fff; color: #000; }
}

/* ==========================================================================
   17. THUONG MAI DIEN TU
   The san pham, trang chi tiet, tim kiem, gio hang, thanh toan, tra cuu don
   ========================================================================== */

/* --- 17.1 The san pham dung chung (.prod-card) ------------------------- */
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.prod-card { display: flex; flex-direction: column; padding: 0; overflow: hidden; }
.prod-card:hover { transform: translateY(-4px); }

.prod-thumb {
  position: relative; display: block; aspect-ratio: 4 / 3; overflow: hidden;
  background: var(--panel-2); border-bottom: 1px solid var(--line);
}
.prod-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s ease; }
.prod-card:hover .prod-thumb img { transform: scale(1.06); }
.prod-thumb.no-img::after,
.prod-noimg {
  position: absolute; inset: 0; display: grid; place-items: center; text-align: center;
  font-size: .8rem; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
  color: var(--txt-3); padding: 10px;
  background: linear-gradient(135deg, var(--panel-2), var(--panel));
}
.prod-thumb.no-img::after { content: "Trường Phát Automation"; }

.wish-btn {
  position: absolute; top: 9px; right: 9px; z-index: 2;
  width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line-2);
  background: var(--panel); color: var(--txt-3); font-size: 1rem; line-height: 1;
  cursor: pointer; transition: var(--tr); display: grid; place-items: center;
}
.wish-btn:hover { color: var(--danger); border-color: var(--danger); transform: scale(1.1); }
.wish-btn.on { background: var(--danger); border-color: var(--danger); color: #fff; }

.prod-body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 5px; flex: 1; }
.prod-name { font-size: .96rem; font-weight: 700; margin: 2px 0 0; line-height: 1.4; }
.prod-name a { color: var(--txt); }
.prod-name a:hover { color: var(--accent); }
.prod-foot {
  margin-top: auto; padding-top: 12px; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: space-between;
}
.wish-inline.on { border-color: var(--danger); color: var(--danger); }

/* --- 17.2 Nut tang / giam so luong ------------------------------------- */
.qty-row { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.qty-btn {
  width: 32px; height: 32px; flex: 0 0 auto; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--line-2); background: var(--panel-2); color: var(--txt);
  font-size: 1.05rem; font-weight: 700; line-height: 1; transition: var(--tr);
}
.qty-btn:hover { border-color: var(--accent); color: var(--accent); }
.qty-input {
  width: 58px; height: 32px; text-align: center; border-radius: 8px; font-family: inherit;
  border: 1px solid var(--line-2); background: var(--bg-2); color: var(--txt);
  font-size: .9rem; font-weight: 700; -moz-appearance: textfield;
}
.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.qty-input:focus { outline: 0; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

/* --- 17.3 Trang chi tiet san pham -------------------------------------- */
.pd-grid { display: grid; grid-template-columns: minmax(0, 460px) minmax(0, 1fr); gap: 34px; align-items: start; }
.pd-media {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  background: var(--panel); aspect-ratio: 4 / 3;
}
.pd-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pd-media.no-img::after, .pd-noimg {
  position: absolute; inset: 0; display: grid; place-items: center; text-align: center; padding: 20px;
  font-size: 1rem; font-weight: 800; letter-spacing: 1.4px; text-transform: uppercase; color: var(--txt-3);
  background: linear-gradient(135deg, var(--panel-2), var(--panel));
}
.pd-media.no-img::after { content: "Ảnh đang cập nhật"; }
.pd-info h1 { margin-bottom: 6px; }
.pd-price {
  font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; color: var(--cyan-300);
  margin: 14px 0; display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap;
}
:root[data-theme="light"] .pd-price { color: var(--brand-600); }
.pd-buy {
  margin-top: 18px; padding: 16px; border-radius: var(--radius);
  border: 1px solid var(--line); background: var(--panel-2);
}
.pd-buy .row-actions { margin-top: 12px; }
.pd-trust {
  margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--line);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
}
.pd-trust > div { display: flex; flex-direction: column; gap: 2px; font-size: .84rem; }
.pd-trust b { color: var(--txt); font-size: .84rem; }
.pd-trust span { color: var(--txt-3); }

/* --- 17.4 Khung khoa / gia tri (dung o nhieu cho) ---------------------- */
.kv-list { display: grid; gap: 7px; }
.kv-list > div { display: flex; justify-content: space-between; gap: 14px; font-size: .89rem; align-items: flex-start; }
.kv-list span { color: var(--txt-3); flex: 0 0 auto; }
.kv-list b { color: var(--txt); text-align: right; word-break: break-word; }
.copy-val { cursor: pointer; border-bottom: 1px dashed var(--line-2); }
.copy-val:hover { color: var(--accent); border-color: var(--accent); }
.ok-text { color: var(--ok); }
.err-msg { font-size: .8rem; color: var(--danger); margin: 5px 0 0; font-weight: 600; }
.input.err, .select.err, .textarea.err { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(239, 68, 68, .14); }
.note-box {
  padding: 13px 16px; border-radius: var(--radius-sm); font-size: .9rem;
  background: var(--accent-soft); border-left: 4px solid var(--accent); color: var(--txt-2);
}
.note-box b { color: var(--txt); }

/* --- 17.5 O chon (van chuyen, thanh toan) ----------------------------- */
.opt-row {
  display: flex; align-items: flex-start; gap: 12px; padding: 14px 16px; margin-bottom: 10px;
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--bg-2);
  cursor: pointer; transition: var(--tr);
}
.opt-row:hover { border-color: var(--accent); }
.opt-row.on { border-color: var(--accent); background: var(--accent-soft); }
.opt-row input { margin-top: 3px; accent-color: var(--brand-500); cursor: pointer; flex: 0 0 auto; }
.opt-main { display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 0; }
.opt-main b { color: var(--txt); font-size: .94rem; }
.opt-fee { flex: 0 0 auto; text-align: right; display: flex; flex-direction: column; gap: 2px; }
.opt-fee b { color: var(--txt); white-space: nowrap; }

/* --- 17.6 Khung tong ket tien ----------------------------------------- */
.sum-box {
  margin-top: 16px; padding: 15px 16px; border-radius: var(--radius-sm);
  border: 1px solid var(--line); background: var(--panel-2); display: grid; gap: 9px;
}
.sum-box > div { display: flex; justify-content: space-between; gap: 14px; font-size: .9rem; align-items: baseline; }
.sum-box span { color: var(--txt-2); }
.sum-box b { color: var(--txt); white-space: nowrap; }
.sum-save b, .sum-save span { color: var(--ok); }
.sum-total {
  margin-top: 4px; padding-top: 11px; border-top: 1px dashed var(--line-2);
  font-size: 1rem !important;
}
.sum-total span { font-weight: 700; color: var(--txt) !important; }
.sum-total b { font-size: 1.22rem; }
.sum-items { display: grid; gap: 11px; margin: 14px 0; max-height: 300px; overflow-y: auto; }
.sum-item { display: flex; justify-content: space-between; gap: 12px; font-size: .88rem; align-items: flex-start; }
.sum-item > span { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.sum-item b { color: var(--txt); font-weight: 700; }
.sum-item em { font-style: normal; }
.sum-trust {
  margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line);
  display: grid; gap: 8px; font-size: .84rem; color: var(--txt-3);
}
.sum-trust b { color: var(--txt); }
.coupon-row { display: flex; gap: 8px; margin-top: 14px; }
.coupon-row .input { flex: 1; min-width: 0; text-transform: uppercase; }
.coupon-row .btn { flex: 0 0 auto; }

/* --- 17.7 Trang thanh toan -------------------------------------------- */
.checkout-steps {
  list-style: none; padding: 0; margin: 18px 0 0;
  display: flex; flex-wrap: wrap; gap: 8px 10px;
}
.checkout-steps li {
  display: flex; align-items: center; gap: 8px; font-size: .85rem; font-weight: 600;
  color: #93a9c0; padding: 8px 14px; border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .16); background: rgba(255, 255, 255, .05);
}
.checkout-steps li b {
  width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(255, 255, 255, .12); font-size: .78rem; flex: 0 0 auto;
}
.checkout-steps li.on { color: #fff; border-color: var(--brand-400); background: rgba(43, 150, 255, .22); }
.checkout-steps li.on b { background: linear-gradient(135deg, var(--brand-600), var(--brand-400)); color: #fff; }
.checkout-steps li.done { color: var(--cyan-300); cursor: pointer; }
.checkout-steps li.done b { background: var(--ok); color: #05230f; }
.checkout-steps li.done b::after { content: "✓"; }
.checkout-steps li.done b { font-size: 0; }
.checkout-steps li.done b::after { font-size: .8rem; }

.checkout-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 26px; align-items: start; }
.ck-panel { display: none; }
.ck-panel.active { display: block; animation: ckIn .3s ease; }
@keyframes ckIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.ck-aside { position: sticky; top: 92px; }
.ck-aside .card:hover { transform: none; }
.rv-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.rv-box { padding: 15px 16px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--panel-2); }
.rv-box h4 { margin: 0 0 11px; font-size: .9rem; text-transform: uppercase; letter-spacing: 1px; color: var(--accent); }
.pay-grid { display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: 22px; align-items: start; }
.pay-grid .qr-wrap img {
  width: 100%; max-width: 230px; border-radius: 12px; background: #fff; padding: 8px; display: block; margin: 0 auto 8px;
}

/* --- 17.8 Man hinh dat hang thanh cong -------------------------------- */
.ck-done:hover { transform: none; }
.ck-done-top { display: flex; gap: 16px; align-items: center; margin-bottom: 20px; }
.ck-tick {
  width: 56px; height: 56px; flex: 0 0 auto; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, #16a34a, #22c55e); color: #fff; font-size: 1.8rem; font-weight: 800;
  box-shadow: 0 10px 26px rgba(34, 197, 94, .35);
}

/* --- 17.9 Tien do don hang (tra cuu) ---------------------------------- */
.track-steps { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 4px; }
.track-steps li {
  flex: 1 1 110px; display: flex; flex-direction: column; align-items: center; gap: 7px;
  text-align: center; position: relative; padding-top: 4px;
}
.track-steps li::before {
  content: ""; position: absolute; top: 19px; left: 0; right: 50%; height: 2px; background: var(--line);
}
.track-steps li::after {
  content: ""; position: absolute; top: 19px; left: 50%; right: 0; height: 2px; background: var(--line);
}
.track-steps li:first-child::before, .track-steps li:last-child::after { display: none; }
.track-steps li.done::before, .track-steps li.done::after,
.track-steps li.now::before { background: var(--ok); }
.track-steps .dot {
  position: relative; z-index: 1; width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center;
  background: var(--panel-2); border: 2px solid var(--line); color: var(--txt-3);
  font-size: .84rem; font-weight: 800;
}
.track-steps li.done .dot { background: var(--ok); border-color: var(--ok); color: #05230f; }
.track-steps li.now .dot {
  background: linear-gradient(135deg, var(--brand-600), var(--brand-400)); border-color: var(--brand-400); color: #fff;
  box-shadow: 0 0 0 5px var(--accent-soft);
}
.track-steps .lb { font-size: .78rem; color: var(--txt-3); line-height: 1.35; }
.track-steps li.now .lb { color: var(--txt); font-weight: 700; }

/* --- 17.10 O tim kiem tren thanh menu --------------------------------- */
/* Mac dinh AN - chi hien tren man hinh rat rong (xem media query cuoi muc nay).
   Khai bao kieu nay de khong phu thuoc thu tu quy tac trong file. */
.nav-search { position: relative; display: none; align-items: center; }
.nav-search input {
  width: 170px; height: 36px; padding: 0 34px 0 12px; border-radius: 999px; font-family: inherit;
  border: 1px solid var(--line-2); background: var(--bg-2); color: var(--txt); font-size: .85rem;
  transition: var(--tr);
}
.nav-search input:focus { outline: 0; width: 220px; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.nav-search button {
  position: absolute; right: 4px; width: 28px; height: 28px; border: 0; border-radius: 50%;
  background: transparent; color: var(--txt-3); cursor: pointer; font-size: .9rem;
}
.nav-search button:hover { color: var(--accent); }
.icon-btn { position: relative; }
.icon-badge {
  position: absolute; top: -5px; right: -5px; min-width: 18px; height: 18px; padding: 0 4px;
  border-radius: 999px; background: var(--danger); color: #fff;
  font-size: .68rem; font-weight: 800; display: grid; place-items: center; line-height: 1;
}

/* --- 17.11 Ban di dong ------------------------------------------------ */
@media (max-width: 1200px) {
  .prod-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1024px) {
  .checkout-wrap { grid-template-columns: 1fr; }
  .ck-aside { position: static; order: -1; }
  .pd-grid { grid-template-columns: 1fr; gap: 24px; }
  .pd-media { max-width: 520px; }
}
@media (max-width: 860px) {
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .rv-grid { grid-template-columns: 1fr; }
  .pay-grid { grid-template-columns: 1fr; }
  .pd-trust { grid-template-columns: 1fr; gap: 10px; }
}
@media (max-width: 480px) {
  .prod-grid { grid-template-columns: 1fr; }
  .checkout-steps li { flex: 1 1 100%; }
  .track-steps li { flex: 1 1 30%; }
  .track-steps .lb { font-size: .72rem; }
}

/* ==========================================================================
   18. MAN HINH CHO THANH TOAN / THANH CONG / HET HAN
   ========================================================================== */

/* --- 18.1 Khung cho chuyen khoan --------------------------------------- */
.pay-wait:hover, .pay-ok:hover, .pay-expired:hover { transform: none; }

.pw-top {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding-bottom: 18px; margin-bottom: 20px; border-bottom: 1px solid var(--line);
}
.pw-top h2 { font-size: clamp(1.2rem, 2.4vw, 1.55rem); }

/* Vong tron quay - bao he thong dang cho */
.pw-spin {
  width: 44px; height: 44px; flex: 0 0 auto; border-radius: 50%;
  border: 3px solid var(--line-2); border-top-color: var(--accent);
  animation: pwSpin 1s linear infinite;
}
@keyframes pwSpin { to { transform: rotate(360deg); } }

/* Dong ho dem nguoc */
.pw-clock {
  margin-left: auto; flex: 0 0 auto; text-align: center;
  padding: 8px 16px; border-radius: var(--radius-sm);
  border: 1px solid var(--line-2); background: var(--panel-2);
}
.pw-clock-num {
  display: block; font-family: var(--mono); font-size: 1.3rem; font-weight: 700;
  color: var(--txt); letter-spacing: .5px; font-variant-numeric: tabular-nums;
}
.pw-clock-lb {
  display: block; font-size: .68rem; text-transform: uppercase;
  letter-spacing: 1.4px; color: var(--txt-3); margin-top: 1px;
}
.pw-clock.gap { border-color: var(--danger); background: rgba(239, 68, 68, .1); }
.pw-clock.gap .pw-clock-num { color: var(--danger); }

/* Dong trang thai dang cho / dang doi chieu / mat ket noi */
.pw-status {
  display: flex; align-items: flex-start; gap: 11px; margin-top: 20px;
  padding: 13px 16px; border-radius: var(--radius-sm); font-size: .9rem;
  border: 1px solid var(--line); background: var(--panel-2); color: var(--txt-2);
}
.pw-dot {
  width: 10px; height: 10px; border-radius: 50%; flex: 0 0 auto; margin-top: 6px;
  background: var(--accent); animation: pwPulse 1.6s ease-in-out infinite;
}
@keyframes pwPulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--accent-soft); }
  50%      { opacity: .5; box-shadow: 0 0 0 7px transparent; }
}
.pw-status[data-state="checking"] {
  border-color: var(--warn); background: rgba(245, 158, 11, .1); color: var(--txt);
}
.pw-status[data-state="checking"] .pw-dot { background: var(--warn); }
.pw-status[data-state="offline"] {
  border-color: var(--line-2); background: var(--panel-2);
}
.pw-status[data-state="offline"] .pw-dot { background: var(--txt-3); animation: none; }

/* --- 18.2 Dau tich thanh cong / canh bao ------------------------------- */
.ck-tick.warn {
  background: linear-gradient(135deg, #b45309, #f59e0b);
  box-shadow: 0 10px 26px rgba(245, 158, 11, .35);
}
.note-box.ok {
  background: rgba(34, 197, 94, .1); border-left-color: var(--ok);
}
.note-box.warn {
  background: rgba(245, 158, 11, .1); border-left-color: var(--warn);
}
.note-box code {
  font-family: var(--mono); font-size: .9em; font-weight: 700;
  background: var(--panel); color: var(--accent);
  padding: 1px 6px; border-radius: 4px; border: 1px solid var(--line);
}

/* --- 18.3 Danh sach file tai ve ---------------------------------------- */
.file-list { display: grid; gap: 9px; margin-top: 12px; }
.file-row {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 12px 15px; border-radius: var(--radius-sm);
  border: 1px solid var(--line); background: var(--panel-2);
  transition: var(--tr);
}
.file-row:hover { border-color: var(--accent); }
.file-ic { font-size: 1.2rem; flex: 0 0 auto; }
.file-name { flex: 1; min-width: 0; font-weight: 600; color: var(--txt); font-size: .92rem; }
.file-row .btn { flex: 0 0 auto; }

/* --- 18.4 Ban di dong -------------------------------------------------- */
@media (max-width: 620px) {
  .pw-top { gap: 12px; }
  .pw-clock { margin-left: 0; width: 100%; }
  .pw-spin { width: 34px; height: 34px; }
  .file-row { gap: 9px; }
  .file-name { flex: 1 1 100%; order: -1; }
}
@media (prefers-reduced-motion: reduce) {
  .pw-spin { animation: none; border-top-color: var(--accent); }
  .pw-dot { animation: none; }
}

/* --------------------------------------------------------------------------
   19. QUAN TRI HE THONG (nguoi dung - phan quyen - nhat ky)
   -------------------------------------------------------------------------- */

/* --- 19.1 Khoi "nguoi dang dang nhap" o thanh ben trai ------------------ */
.me-box {
  display: flex; align-items: center; gap: 11px;
  padding: 11px 12px; margin-bottom: 12px;
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: var(--panel-2);
}
.me-box > div { min-width: 0; }
.me-box b {
  display: block; color: var(--txt); font-size: .9rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.me-avatar {
  flex: 0 0 auto; width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--brand-600), var(--cyan-400));
  color: #fff; font-weight: 800; font-size: 1.05rem; line-height: 1;
  text-transform: uppercase; box-shadow: var(--shadow-1);
}
.me-vaitro {
  display: inline-block; margin-top: 3px;
  font-size: .72rem; font-weight: 700; letter-spacing: .3px;
  color: var(--accent); background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 32%, transparent);
  border-radius: 999px; padding: 1px 9px;
  max-width: 100%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* --- 19.2 Dong ho tu dang xuat ----------------------------------------- */
.me-timer {
  display: block; text-align: center;
  font-size: .76rem; color: var(--txt-3);
  padding: 7px 9px; margin-bottom: 12px;
  border: 1px dashed var(--line-2); border-radius: var(--radius-sm);
  transition: var(--tr);
}
.me-timer b { font-family: var(--mono); font-size: .86rem; color: var(--txt-2); }
.me-timer.sap-het {
  color: var(--warn); border-style: solid;
  border-color: rgba(245, 158, 11, .5); background: rgba(245, 158, 11, .12);
  animation: nhapNhay 1s ease-in-out infinite;
}
.me-timer.sap-het b { color: var(--warn); }
@keyframes nhapNhay { 0%, 100% { opacity: 1; } 50% { opacity: .55; } }

/* --- 19.3 Nhan "chi xem" tren muc menu ---------------------------------- */
.admin-menu button { position: relative; }
.chi-xem {
  margin-left: 6px; flex: 0 0 auto;
  font-size: .64rem; font-weight: 700; letter-spacing: .3px; text-transform: uppercase;
  color: var(--warn); background: rgba(245, 158, 11, .16);
  border: 1px solid rgba(245, 158, 11, .38);
  border-radius: 999px; padding: 1px 7px; white-space: nowrap;
}
.admin-menu button.active .chi-xem {
  color: #fff; background: rgba(255, 255, 255, .22); border-color: rgba(255, 255, 255, .45);
}
/* Con so dem tren muc dang mo: nen xanh dam nen phai doi sang chu trang */
.admin-menu button.active .badge-count {
  color: #fff; background: rgba(255, 255, 255, .25);
}

/* --- 19.4 Man hinh chi duoc doc ---------------------------------------- */
.admin-panel.chi-doc .admin-bar::after {
  content: "👁 Vai trò của bạn chỉ được xem mục này";
  flex: 1 1 100%; order: 9;
  font-size: .82rem; font-weight: 600; color: var(--warn);
  background: rgba(245, 158, 11, .12);
  border: 1px solid rgba(245, 158, 11, .38);
  border-radius: var(--radius-sm); padding: 8px 13px;
}
.admin-panel.chi-doc .btn:disabled,
.admin-panel.chi-doc button:disabled { opacity: .45; cursor: not-allowed; }

/* --- 19.5 Man hinh dang nhap: bao che do may chu / du phong ------------- */
#lgMayChu, #lgCanhBao { font-size: .84rem; }
#lgLoi { margin-bottom: 14px; }
#lgGoiY { font-size: .8rem; color: var(--txt-3); }

/* --- 19.6 Hop thoai (them tai khoan / doi mat khau) --------------------- */
#udModal .modal-box, #mkModal .modal-box { max-width: 480px; }
#udMatKhau { font-family: var(--mono); letter-spacing: .5px; }
#udOMatKhau .row-actions { margin-top: 7px; }

/* Thanh do manh mat khau */
.mk-suc { height: 5px; border-radius: 99px; background: var(--panel-2); overflow: hidden; margin-top: 7px; }
.mk-suc i { display: block; height: 100%; width: 0; border-radius: 99px; transition: var(--tr); }
.mk-suc.yeu i { width: 33%; background: var(--danger); }
.mk-suc.vua i { width: 66%; background: var(--warn); }
.mk-suc.manh i { width: 100%; background: var(--ok); }

/* --- 19.7 Bang nhat ky -------------------------------------------------- */
#tLog td { vertical-align: top; }
#tLog td:last-child { color: var(--txt-2); word-break: break-word; }
#nkDem { font-size: .82rem; color: var(--txt-3); margin: 0 0 12px; }

/* --- 19.8 Ban nho ------------------------------------------------------- */
@media (max-width: 900px) {
  .me-box { padding: 9px 10px; }
  .me-avatar { width: 33px; height: 33px; font-size: .95rem; }
  .admin-panel.chi-doc .admin-bar::after { font-size: .78rem; }
}
@media (prefers-reduced-motion: reduce) {
  .me-timer.sap-het { animation: none; }
}

/* --- 19.9 O thao tac bi thay bang nhan "chi xem" trong bang ------------- */
.chi-doc-o {
  display: inline-block; font-size: .74rem; font-weight: 700;
  color: var(--txt-3); background: var(--panel-2);
  border: 1px dashed var(--line-2); border-radius: 999px; padding: 2px 10px;
}

/* --- 19.10 Man hinh dan link hang loat ---------------------------------- */
.bl-nhanh {
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 12px 14px; background: var(--panel-2); margin-top: 14px;
}
.bl-nhanh summary { cursor: pointer; font-weight: 700; font-size: .9rem; color: var(--accent); }
.bl-nhanh summary::marker { color: var(--accent); }
.bl-nhanh[open] summary { margin-bottom: 10px; }
.bl-chk {
  display: inline-flex; align-items: center; gap: 7px; cursor: pointer;
  font-size: .84rem; color: var(--txt-2);
}
#tBulk td { padding-top: 8px; padding-bottom: 8px; }
#tBulk .input { padding: 7px 10px; }
#blDem { margin: 4px 0 0; }
/* Hang nut luon nam duoi cung, khong phai cuon tim */
#blModal .bl-day {
  position: sticky; bottom: -26px; z-index: 2;
  background: var(--panel); border-top: 1px solid var(--line);
  margin: 18px -26px -26px; padding: 16px 26px;
  display: flex; gap: 10px; flex-wrap: wrap; justify-content: space-between; align-items: center;
}

/* ==========================================================================
   BAI VIET (bai-viet.html, bai-viet-chi-tiet.html, khoi bai viet o trang khac)
   ========================================================================== */
.bv-luoi { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 1024px) { .bv-luoi { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .bv-luoi { grid-template-columns: 1fr; } }

.bv-the { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.bv-the-anh { position: relative; display: block; aspect-ratio: 16 / 9; overflow: hidden; background: var(--panel-2); border-bottom: 1px solid var(--line); }
.bv-the-anh img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.bv-the:hover .bv-the-anh img { transform: scale(1.05); }
.bv-the-noimg { position: absolute; inset: 0; display: grid; place-items: center; padding: 14px; text-align: center; font-weight: 700; color: var(--txt-3); text-transform: uppercase; letter-spacing: 1px; font-size: .8rem; }
.bv-the-than { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.bv-the-than .dl-meta { margin-bottom: 8px; align-items: center; }
.bv-the-than .dl-meta .tag { margin: 0; }
.bv-the-ten { font-size: 1.08rem; margin-bottom: 8px; }
.bv-the-ten a { color: var(--txt); }
.bv-the-ten a:hover { color: var(--accent); }
.bv-the-mota { font-size: .92rem; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 0; }
.bv-the .card-link { margin-top: auto; padding-top: 12px; }

/* --- Trang doc bai --- */
.bv-bai { max-width: 800px; margin: 0 auto; }
.bv-dau { margin: 6px 0 22px; }
.bv-dau .dl-meta { align-items: center; margin-bottom: 12px; }
.bv-dau .dl-meta .tag { margin: 0; }
.bv-dau h1 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); margin-bottom: 14px; }
.bv-sapo { font-size: 1.12rem; line-height: 1.65; color: var(--txt); margin: 0; }
.bv-bia { margin: 0 0 26px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: var(--panel-2); }
.bv-bia img { width: 100%; max-height: 460px; object-fit: cover; }
.bv-mucluc { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 20px; margin-bottom: 26px; }
.bv-mucluc b { color: var(--txt); }
.bv-mucluc ol { margin: 8px 0 0; padding-left: 20px; }
.bv-mucluc li { margin: 3px 0; }

.bv-noidung { font-size: 1.04rem; line-height: 1.75; }
.bv-noidung p, .bv-noidung li { color: var(--txt-2); }
.bv-noidung strong { color: var(--txt); }
.bv-noidung h2 { font-size: clamp(1.35rem, 2.2vw, 1.7rem); margin: 1.6em 0 .6em; scroll-margin-top: 110px; }
.bv-noidung h3 { font-size: 1.2rem; margin: 1.3em 0 .5em; scroll-margin-top: 110px; }
.bv-noidung ul, .bv-noidung ol { padding-left: 24px; margin: 0 0 1.1em; }
.bv-noidung li { margin: 6px 0; }
.bv-noidung a { text-decoration: underline; text-underline-offset: 3px; }
.bv-noidung .btn, .bv-noidung .bv-sp a { text-decoration: none; }
.bv-anh { margin: 24px 0; }
.bv-anh img { width: 100%; border-radius: var(--radius); border: 1px solid var(--line); }
.bv-anh figcaption { text-align: center; color: var(--txt-3); font-size: .88rem; margin-top: 8px; }
.bv-ghichu { margin: 22px 0; padding: 14px 18px; border-left: 4px solid var(--accent); background: var(--accent-soft); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: var(--txt); }

/* Khung san pham gan trong bai */
.bv-sp {
  display: grid; grid-template-columns: 110px 1fr auto; gap: 16px; align-items: center;
  margin: 22px 0; padding: 14px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
}
.bv-sp:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.bv-sp-anh { position: relative; display: block; aspect-ratio: 1; border-radius: var(--radius-sm); overflow: hidden; background: var(--panel-2); }
.bv-sp-anh img { width: 100%; height: 100%; object-fit: cover; }
.bv-sp-noimg { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; font-size: .72rem; font-weight: 700; color: var(--txt-3); text-transform: uppercase; padding: 6px; }
.bv-sp-nhan .tag { margin: 0 6px 4px 0; }
.bv-sp-ten { display: block; color: var(--txt); font-weight: 700; line-height: 1.35; }
.bv-sp-ten:hover { color: var(--accent); }
.bv-sp-gia { font-weight: 800; color: var(--accent); margin-top: 4px; font-size: 1.05rem; }
.bv-sp-nut { display: flex; flex-direction: column; gap: 8px; }
.bv-sp--mat { display: flex; justify-content: space-between; flex-wrap: wrap; color: var(--txt-3); }
@media (max-width: 620px) {
  .bv-sp { grid-template-columns: 84px 1fr; }
  .bv-sp-nut { grid-column: 1 / -1; flex-direction: row; flex-wrap: wrap; }
  .bv-sp-nut .btn { flex: 1 1 140px; justify-content: center; }
}

.bv-tags { margin-top: 26px; }
.bv-tags .chip { margin: 0 6px 6px 0; }
.bv-chiase { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line); color: var(--txt-3); font-size: .9rem; }

/* --- Trang quan tri: soan bai --- */
#modal.modal--rong .modal-box { width: min(1180px, 100%); }
.bv-congcu { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.bv-congcu .btn { padding: 6px 10px; }
.bv-soan-luoi { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.bv-soan { min-height: 460px !important; font-family: var(--mono); font-size: .88rem; line-height: 1.6; }
.bv-xemtruoc { min-height: 460px; max-height: 620px; overflow-y: auto; padding: 16px 18px; border: 1px dashed var(--line-2); border-radius: var(--radius-sm); background: var(--bg); }
.bv-xemtruoc .bv-noidung { font-size: .95rem; }
.bv-xemtruoc > .muted { margin: 0 0 10px; font-size: .78rem; text-transform: uppercase; letter-spacing: 1px; }
.bv-chon-sp { max-height: 210px; overflow-y: auto; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 6px 10px; background: var(--panel-2); }
.bv-chon-sp label { display: flex; gap: 8px; align-items: center; padding: 4px 0; font-weight: 500; font-size: .9rem; cursor: pointer; }
.bv-dem { float: right; font-size: .78rem; color: var(--txt-3); }
.bv-dem.qua { color: var(--warn); }
@media (max-width: 900px) { .bv-soan-luoi { grid-template-columns: 1fr; } .bv-soan, .bv-xemtruoc { min-height: 300px !important; } }

/* ==========================================================================
   ICON NET DON SAC (assets/js/icons.js) - thay emoji nhieu mau
   ========================================================================== */
.ic-w { display: inline-flex; align-items: center; justify-content: center; vertical-align: -0.16em; line-height: 1; }
.ic { width: 1.1em; height: 1.1em; flex-shrink: 0; stroke-width: 1.9; }
.icon-btn .ic-w, .float-contact .ic-w, .fc-toggle .ic-w, .card-icon .ic-w, .wish-btn .ic-w { vertical-align: 0; }
.icon-btn .ic { width: 19px; height: 19px; }
.topbar .ic { opacity: .9; }

/* O bieu tuong cua the: nen nhat + icon mau thuong hieu (mot mau) */
.card-icon {
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent); box-shadow: none;
}
.card-icon .ic { width: 26px; height: 26px; stroke-width: 1.7; }

/* Nut noi: cung mot mau thuong hieu thay vi xanh la / tim / cam */
.fc-phone, .fc-zalo, .fc-fb, .fc-cart, .fc-cart.has-items,
.float-contact .fc-toggle { background: linear-gradient(135deg, var(--brand-600), var(--brand-400)); }
.fc-fb { font-family: inherit; font-style: normal; }
.float-contact .ic { width: 21px; height: 21px; }
.wish-btn .ic { width: 16px; height: 16px; }
.wish-btn.on .ic { fill: currentColor; }

/* Duong dan "Trang chu / ..." nam tren nen trang (trang chi tiet, doc bai) - du tuong phan */
:root[data-theme="light"] .section .breadcrumb { color: var(--txt-3); }
:root[data-theme="light"] .section .breadcrumb a { color: var(--accent); }