/* YUI Store — CSS lấy từ mockups2/store.html (khối <style>), giữ nguyên tên lớp / id để khớp mockup. */
:root {
  --brand: #0A467B;
  --brand-dark: #083a66;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #f5f7fb;
  --white: #fff;
  --ok: #047857;
  --sidebar-w: 260px;
  --header-h: 64px;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Be Vietnam Pro", "Segoe UI", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }

.st-header {
  height: var(--header-h);
  background: var(--white);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 20;
}
.st-header .inner {
  width: min(1280px, calc(100% - 40px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 20px;
  color: var(--brand);
  letter-spacing: -0.03em;
}
.logo img { width: 32px; height: 32px; }
.logo small {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  margin-left: 2px;
  padding: 2px 6px;
  border: 1px solid var(--line);
  border-radius: 4px;
}
.st-nav { display: flex; gap: 4px; align-items: center; flex: 0; }
.st-nav a, .st-nav button.linkish {
  background: none;
  border: 0;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  color: #334155;
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
}
.st-nav a:hover, .st-nav button.linkish:hover { color: var(--brand); background: #eff6ff; }
.st-nav a.on { color: var(--brand); }
.st-actions { display: flex; gap: 10px; align-items: center; margin-left: auto; }
.cart-btn {
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  cursor: pointer;
  position: relative;
  display: grid;
  place-items: center;
}
.cart-btn .badge {
  position: absolute;
  top: -4px; right: -4px;
  background: #ef4444;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  border-radius: 99px;
  display: grid;
  place-items: center;
  padding: 0 4px;
}
.btn {
  border: 1px solid var(--line);
  background: var(--white);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn:hover { background: #f8fafc; }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn.primary:hover { background: var(--brand-dark); }
.btn.outline {
  border-color: var(--brand);
  color: var(--brand);
  background: #fff;
}
.btn.outline:hover { background: #eff6ff; }
.btn.ghost { border: 0; color: var(--brand); background: transparent; padding-left: 0; }
.btn.lg { padding: 12px 20px; font-size: 15px; }

/* Home: lọc trái + lưới phải (kiểu MISA) */
.store-shell {
  width: min(1280px, calc(100% - 40px));
  margin: 0 auto;
  min-height: calc(100vh - var(--header-h) - 80px);
}
.store-shell.is-hidden {
  display: none;
  min-height: 0;
}
.layout {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  gap: 0;
  align-items: stretch;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  margin: 20px 0 48px;
  box-shadow: 0 8px 24px rgba(10, 70, 123, 0.06);
}
.filter-panel {
  background: #f8fafc;
  border-right: 1px solid var(--line);
  padding: 16px 14px 24px;
  position: sticky;
  top: var(--header-h);
  align-self: start;
  max-height: calc(100vh - var(--header-h));
  overflow: auto;
}
.search {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  background: var(--white);
  margin-bottom: 18px;
}
.search input {
  border: 0;
  background: transparent;
  outline: none;
  width: 100%;
  font-size: 13px;
}
.fg { margin-bottom: 20px; }
.fg h4 {
  margin: 0 0 6px;
  padding: 0 10px;
  font-size: 11px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
}
.fg button, .fg a {
  display: block;
  width: 100%;
  text-align: left;
  border: 0;
  background: transparent;
  padding: 8px 10px;
  border-radius: 6px;
  cursor: pointer;
  color: #334155;
  font-size: 13.5px;
}
.fg button:hover, .fg a:hover { background: #eef2f7; }
.fg button.on, .fg a.on {
  background: #e8f1fb;
  color: var(--brand);
  font-weight: 700;
}

.main-col {
  min-width: 0;
  padding: 20px 22px 28px;
  background: var(--bg);
}
.section-hd {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.section-hd h1 {
  margin: 0;
  font-size: 22px;
  letter-spacing: -0.02em;
}
.tag {
  display: inline-flex;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 600;
  background: #ecfdf5;
  color: var(--ok);
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.pcard {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow .15s, transform .15s;
}
.pcard:hover {
  box-shadow: 0 12px 28px rgba(10, 70, 123, 0.12);
  transform: translateY(-2px);
}
.pcard-art {
  height: 160px;
  position: relative;
  overflow: hidden;
  background: #e2e8f0;
}
.pcard-art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.pcard-art .ico {
  position: absolute;
  left: 12px;
  bottom: 12px;
  width: 36px; height: 36px;
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.55);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 12px;
  backdrop-filter: blur(4px);
}
.pcard-body { padding: 14px 16px 8px; flex: 1; }
.pcard-body h3 { margin: 0 0 6px; font-size: 16px; }
.pcard-body p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 58px;
}
.pcard-price {
  padding: 0 16px 8px;
  font-size: 13px;
  color: var(--brand);
  font-weight: 700;
}
.pcard-price span { color: var(--muted); font-weight: 500; }
.pcard-ft {
  padding: 12px 16px 16px;
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  border-top: 1px solid #f1f5f9;
}
.pcard-ft .btn { font-size: 12.5px; padding: 7px 10px; }
.cart-btn .badge:empty,
.cart-btn .badge[data-count="0"] { display: none; }

.view { display: none !important; }
.view.on { display: block !important; }
#view-home.view.on {
  display: grid !important;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
}
#view-detail.view.on,
#view-checkout.view.on {
  display: block !important;
  width: min(1280px, calc(100% - 40px));
  margin: 20px auto 48px;
}
#view-lookup.view.on {
  display: block !important;
  width: 100%;
}

/* Checkout kiểu MISA: Đặt hàng → Thanh toán → Kích hoạt */
.chk-steps {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.chk-steps .st {
  flex: 1;
  min-width: 140px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--muted);
  font-weight: 600;
  font-size: 13px;
}
.chk-steps .st .n {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: #e2e8f0;
  color: #475569;
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 800;
}
.chk-steps .st.on {
  border-color: var(--brand);
  background: #eff6ff;
  color: var(--brand);
}
.chk-steps .st.on .n { background: var(--brand); color: #fff; }
.chk-steps .st.done { border-color: #a7f3d0; background: #ecfdf5; color: var(--ok); }
.chk-steps .st.done .n { background: var(--ok); color: #fff; }
.chk-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.85fr;
  gap: 20px;
  align-items: start;
}
.chk-block {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 16px;
  overflow: hidden;
}
.chk-block .chd {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}
.chk-block .chd .bn {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  display: grid;
  place-items: center;
}
.chk-block .cbd { padding: 16px; }
.cart-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.cart-table th {
  text-align: left;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
  padding: 0 8px 10px;
  border-bottom: 1px solid var(--line);
}
.cart-table td {
  padding: 12px 8px;
  border-bottom: 1px solid #f1f5f9;
  vertical-align: middle;
}
.cart-table .ci {
  display: flex;
  gap: 12px;
  align-items: center;
}
.cart-table .ci img {
  width: 56px; height: 40px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: #e2e8f0;
}
.cart-table .ci b { display: block; }
.cart-table .ci small { color: var(--muted); }
.cart-table .qty {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 2px;
}
.cart-table .qty button {
  width: 28px; height: 28px;
  border: 0;
  background: #f8fafc;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 700;
}
.cart-table .qty span { min-width: 20px; text-align: center; font-weight: 700; }
.cart-empty {
  text-align: center;
  padding: 28px 16px;
  color: var(--muted);
}
.radio-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.radio-row label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-weight: 600;
}
.form-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 12px;
}
.form-2 .full { grid-column: 1 / -1; }
.pay-opt {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-bottom: 8px;
  cursor: pointer;
  background: #fff;
}
.pay-opt.on { border-color: var(--brand); background: #eff6ff; box-shadow: 0 0 0 1px var(--brand); }
.pay-opt b { display: block; font-size: 13px; }
.pay-opt small { color: var(--muted); font-size: 12px; }
.sum-box .line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 0;
  font-size: 13px;
}
.sum-box .line span { color: var(--muted); }
.sum-box .total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-weight: 800;
}
.sum-box .total b { color: var(--brand); font-size: 22px; }
.chk-panel { display: none; }
.chk-panel.on { display: block; }
.toast-mini {
  position: fixed;
  right: 20px;
  bottom: 20px;
  background: #0f172a;
  color: #fff;
  padding: 10px 14px;
  border-radius: 8px;
  display: none;
  z-index: 40;
  font-size: 13px;
  font-weight: 600;
}
.toast-mini.on { display: block; }

.detail-wrap {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.detail-hero {
  padding: 28px 32px;
  color: #fff;
  background: linear-gradient(135deg, #0A467B 0%, #1d6bb8 55%, #3b82f6 100%);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
}
.detail-hero h1 { margin: 0 0 8px; font-size: 28px; }
.detail-hero p { margin: 0; opacity: .92; max-width: 520px; }
.detail-hero-img {
  width: min(280px, 42vw);
  height: 140px;
  object-fit: cover;
  border-radius: 12px;
  border: 2px solid rgba(255,255,255,.35);
  box-shadow: 0 12px 28px rgba(0,0,0,.2);
  background: rgba(255,255,255,.15);
}
.detail-body { padding: 24px 32px 32px; display: grid; grid-template-columns: 1.2fr .9fr; gap: 28px; }
.pkg-list { display: flex; flex-direction: column; gap: 10px; }
.pkg {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
}
.pkg:hover { border-color: #93c5fd; }
.pkg.on { border-color: var(--brand); background: #eff6ff; box-shadow: 0 0 0 1px var(--brand); }
.pkg input { accent-color: var(--brand); }
.pkg .name { font-weight: 700; }
.pkg .desc { color: var(--muted); font-size: 12.5px; margin-top: 2px; }
.pkg .price { font-weight: 800; color: var(--brand); white-space: nowrap; }
.buy-box {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
  background: #f8fafc;
  position: sticky;
  top: calc(var(--header-h) + 16px);
}
.buy-box .sum { font-size: 28px; font-weight: 800; color: var(--brand); margin: 8px 0 16px; }
.buy-box .meta { color: var(--muted); font-size: 13px; margin-bottom: 16px; }
.pay-step { display: none; }
.pay-step.on { display: block; }
.qr-panel {
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  background: #fff;
  margin: 12px 0;
}
.qr-panel img {
  width: 360px;
  height: 360px;
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
}
.qr-info {
  text-align: left;
  font-size: 13px;
  margin-top: 12px;
  display: grid;
  gap: 6px;
}
.qr-info div {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 0;
  border-bottom: 1px dashed var(--line);
}
.qr-info b { color: var(--ink); font-weight: 700; text-align: right; word-break: break-all; }
.qr-info span { color: var(--muted); flex-shrink: 0; }
.copy-btn {
  border: 0;
  background: #eff6ff;
  color: var(--brand);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  cursor: pointer;
  margin-left: 6px;
}
.form-row { margin-bottom: 10px; }
.form-row label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; font-weight: 600; }
.form-row label .req { color: #dc2626; }
.form-row input, .form-row select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 10px;
  background: #fff;
}
.form-row input.is-invalid {
  border-color: #f0a8a8;
  background: #fffafa;
}
.form-row.is-invalid label { color: #c45c5c; }
.field-hint {
  display: none;
  margin: 4px 0 0;
  font-size: 11.5px;
  color: #c45c5c;
  font-weight: 400;
  line-height: 1.35;
}
.field-hint.on { display: block; }
.form-err {
  display: none;
  margin: 10px 0 0;
  font-size: 12px;
  color: #c45c5c;
  font-weight: 400;
  line-height: 1.4;
}
.form-err.on { display: block; }
.consent-row {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  margin: 12px 0;
  padding: 0;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
}
.consent-row input[type="checkbox"] {
  margin-top: 3px;
  flex-shrink: 0;
  accent-color: var(--brand);
}
.consent-row .consent-text {
  flex: 1;
  min-width: 0;
  font-size: 13px;
  font-weight: 400;
  line-height: 1.5;
  color: #334155;
}
.consent-row .consent-text a {
  color: #2563eb;
  font-weight: 400;
  text-decoration: none;
}
.consent-row .consent-text a:hover { text-decoration: underline; }
.consent-row.is-invalid {
  border-color: #f0a8a8;
  background: #fffafa;
  padding: 8px;
}
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  z-index: 90;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.modal-backdrop.on { display: flex; }
.modal {
  background: #fff;
  border-radius: 12px;
  width: min(720px, 100%);
  max-height: min(90vh, 760px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 50px rgba(0,0,0,0.22);
}
.modal .mhd {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  flex-shrink: 0;
}
.modal .mbd {
  padding: 14px 16px 16px;
  overflow: auto;
  flex: 1;
}
.pdf-frame {
  width: 100%;
  height: min(48vh, 420px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fafc;
  overflow: auto;
}
.pdf-mock {
  padding: 20px 18px;
  font-size: 13px;
  line-height: 1.6;
  color: #334155;
}
.pdf-mock h3 { margin: 0 0 10px; font-size: 16px; color: var(--brand); }
.pdf-mock p { margin: 0 0 10px; }
.policy-actions {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.policy-actions .row-btns {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  flex-wrap: wrap;
}
.chk-block.is-invalid {
  border-color: #f0a8a8;
}
.chk-block.is-invalid > .chd { color: #c45c5c; font-weight: 600; }
.lookup-box, .thanks-box, .order-box {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 32px;
  max-width: 640px;
  margin: 40px auto;
}
.lookup-box h1, .thanks-box h1, .order-box h1 { margin-top: 0; }
.order-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  margin-top: 16px;
  text-align: left;
}
.order-card .oc-hd {
  padding: 14px 16px;
  background: #f8fafc;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.order-card .oc-bd { padding: 14px 16px; }
.order-card .oc-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 13.5px;
}
.order-card .oc-row:last-child { border-bottom: 0; }
.order-card.lookup-item { cursor: pointer; user-select: none; }
.order-card.lookup-item .oc-bd { display: none; }
.order-card.lookup-item.open .oc-bd { display: block; }
.order-card.lookup-item .oc-hd::after {
  content: "Double-click để xem chi tiết";
  font-size: 11px;
  color: var(--muted);
  font-weight: 500;
  width: 100%;
  margin-top: 4px;
}
.order-card.lookup-item.open .oc-hd::after { content: "Double-click để thu gọn"; }
.lookup-list-meta {
  margin: 16px 0 0;
  font-size: 13px;
  color: var(--muted);
}
.order-card .oc-row span { color: var(--muted); flex-shrink: 0; }
.order-card .oc-row b { text-align: right; word-break: break-word; }
.status {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 700;
}
.status.warn { background: #fffbeb; color: #b45309; }
.status.ok { background: #ecfdf5; color: #047857; }
.status.muted { background: #f1f5f9; color: #64748b; }

.empty {
  text-align: center;
  padding: 48px 20px;
  color: var(--muted);
  background: var(--white);
  border: 1px dashed var(--line);
  border-radius: 12px;
}

footer.st-foot {
  background: #0a2340;
  color: #9ec0dc;
  padding: 28px 20px;
  margin-top: auto;
}
.st-foot .inner {
  width: min(1280px, calc(100% - 40px));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
}
.st-foot a { color: #c5dced; }
.st-foot a:hover { text-decoration: underline; }

@media (max-width: 960px) {
  #view-home.view.on {
    grid-template-columns: 1fr;
  }
  .filter-panel {
    position: static;
    max-height: none;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .detail-body,
  .chk-grid { grid-template-columns: 1fr; }
  #view-detail.view.on,
  #view-checkout.view.on { width: min(1280px, calc(100% - 24px)); }
  .form-2 { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .product-grid { grid-template-columns: 1fr; }
  .st-nav { display: none; }
}

/* ----- Bổ sung khi chuyển sang trang server-render ----- */
.pdf-frame iframe { width: 100%; height: 100%; border: 0; display: block; background: #fff; }
.filter-panel .fg a { display: block; text-decoration: none; box-sizing: border-box; }
.filter-panel form.search { margin: 0; }
.pcard-price.none { color: var(--muted); font-weight: 600; }
.pcard-art img.placeholder { object-fit: contain; padding: 24px; opacity: .5; }
.st-nav a.on { color: var(--brand); }
.detail-hero.is-sol { background: linear-gradient(135deg, #0f766e 0%, #14b8a6 100%); }
.detail-hero .btn.ghost { color: #fff; opacity: .9; }
.pkg-empty { color: var(--muted); font-size: 14px; padding: 12px 0; }
.thong-bao { max-width: 640px; margin: 48px auto; padding: 0 20px; text-align: center; }
.thong-bao h1 { font-size: 22px; margin-bottom: 8px; }
.thong-bao p { color: var(--muted); }
.btn[disabled] { opacity: .6; cursor: not-allowed; }