/* Bảng giá /pricing (Sprint 3) — cùng bộ màu, phông của trang học. Thẻ .pr-card dùng chung cho phần "Xem trước" trong /admin/plans */
.pr-wrap{max-width:1120px;margin:0 auto;padding:40px 20px 72px}
.pr-loading,.pr-state{text-align:center;padding:64px 16px;color:var(--muted)}
.pr-state h2{color:var(--ink);font-size:22px;margin:0 0 8px}
.pr-head{text-align:center;max-width:680px;margin:0 auto 28px}
.pr-eyebrow{font-family:var(--f-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--blue-600)}
.pr-head h1{font-family:var(--f-display);font-size:clamp(28px,4vw,40px);line-height:1.15;margin:8px 0 10px;color:var(--ink)}
.pr-head p{color:var(--muted);margin:0 0 18px}
.pr-toggle{display:inline-flex;gap:4px;padding:4px;border:1px solid var(--line-strong);border-radius:999px;background:var(--surface)}
.pr-toggle button{font:inherit;font-size:14px;font-weight:600;border:0;border-radius:999px;padding:8px 16px;background:transparent;color:var(--ink);cursor:pointer}
.pr-toggle button[aria-checked="true"]{background:var(--ink);color:var(--surface)}
.pr-toggle button em{font-style:normal;font-size:12px;font-weight:700;color:#1E9E62;margin-left:6px}
.pr-toggle button[aria-checked="true"] em{color:#7FE0B0}
.pr-toggle button:focus-visible{outline:2px solid var(--blue-600);outline-offset:2px}
.pr-toggle.sm{margin-bottom:12px}.pr-toggle.sm button{padding:5px 12px;font-size:13px}

.pr-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;align-items:stretch}
.pr-card{position:relative;display:flex;flex-direction:column;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px 22px;color:var(--ink)}
.pr-card.featured{border:2px solid var(--blue-600);box-shadow:var(--shadow-violet)}
.pr-card.current{outline:2px dashed #1E9E62;outline-offset:3px}
.pr-flag{position:absolute;top:-12px;left:22px;background:var(--blue-600);color:#fff;font-size:12px;font-weight:700;border-radius:999px;padding:3px 12px}
.pr-current{align-self:flex-start;font-size:12px;font-weight:700;color:#146B43;background:color-mix(in srgb,#1E9E62 12%,transparent);border-radius:999px;padding:3px 10px}
.pr-card h3{font-size:20px;margin:4px 0 0}
.pr-tag{color:var(--muted);font-size:14px;margin:0}
.pr-price{display:flex;align-items:baseline;gap:4px;margin-top:6px}
.pr-price b{font-family:var(--f-display);font-size:30px;line-height:1}
.pr-price span{color:var(--muted);font-size:14px}
.pr-price.bad b{font-size:20px;color:#9F2A22}
.pr-sub{font-size:13px;color:var(--muted);margin:0;min-height:2.6em}
.pr-feat,.pr-lim{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;font-size:14px}
.pr-feat li.off{color:var(--muted);opacity:.7}
.pr-lim{border-top:1px solid var(--line);padding-top:10px}
.pr-lim li{display:flex;justify-content:space-between;gap:10px}
.pr-lim li span{color:var(--muted)}
.pr-btn{margin-top:auto;font:inherit;font-weight:700;border-radius:12px;padding:11px 14px;border:1px solid var(--line-strong);background:var(--surface-2);color:var(--muted);cursor:not-allowed}

.pr-compare{margin-top:36px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:6px 18px}
.pr-compare summary,.pr-faq summary{cursor:pointer;font-weight:700;padding:12px 0}
.pr-table-wrap{overflow-x:auto;padding-bottom:12px}
.pr-compare table{width:100%;border-collapse:collapse;font-size:14px;min-width:480px}
.pr-compare th,.pr-compare td{padding:10px 8px;border-top:1px solid var(--line);text-align:center}
.pr-compare th:first-child,.pr-compare td:first-child{text-align:left;color:var(--muted)}
.pr-faq{margin-top:36px;max-width:760px}
.pr-faq h2{font-size:22px;margin:0 0 8px}
.pr-faq details{border-top:1px solid var(--line)}
.pr-faq details p{margin:0 0 14px;color:var(--muted);line-height:1.6}

/* /admin/plans */
.adm-plan-note{font-size:14px;line-height:1.55;color:#6B4A00;background:#FFF4D6;border:1px solid #F0D58A;border-radius:12px;padding:10px 14px;margin:0 0 14px}
/* Nguồn tri thức: gói ↔ Offer (chỉ xem) */
.adm-kn{color:#0F1F4B;background:#F3F6FF;border-color:#D5DDF5}
.adm-kn ul{margin:6px 0;padding-left:20px}.adm-kn li{margin:2px 0;overflow-wrap:anywhere}.adm-kn small{display:block;color:#4A5578}
.adm-plan-offer{overflow-wrap:anywhere}.adm-kn-note{display:block;margin-top:2px}
.adm-kn-warn{margin:8px 0 0;padding:8px 10px 8px 26px;background:#FFF4D6;border:1px solid #F0D58A;border-radius:10px;color:#6B4A00;font-size:13px;line-height:1.5}
.adm-kn-field .lbl{display:block;font-weight:600;font-size:14px;margin-bottom:4px}.adm-kn-field .lbl span{font-weight:400;color:#6B7390}
.adm-kn-field p{margin:0;font-size:14px}
.adm-plans{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.adm-plan{display:flex;flex-direction:column;gap:6px}
.adm-plan.off{opacity:.78;border-style:dashed}
.adm-plan-h{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
.adm-plan-h h2{margin:0}
.adm-plan .adm-btn{align-self:flex-start;margin-top:8px}
.adm-plan-cols{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:14px;align-items:start}
.adm-plan-cols > div{display:flex;flex-direction:column;gap:14px}
.adm-plan-edit .adm-card{display:flex;flex-direction:column;gap:12px}
.adm-plan-edit .adm-card h2{margin:0}
.adm-plan-preview{position:sticky;top:72px}
.adm-plan-act{margin-top:14px}.adm-plan-act .sp{flex:1}
.adm-plan-edit > .adm-msg{margin-top:14px}
.adm-ferr{color:#9F2A22;font-size:13px;margin-top:-6px}
.adm-faq-item{border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin:0 0 12px;display:flex;flex-direction:column;gap:10px}
.adm-faq-item legend{font-weight:700;padding:0 6px}

@media (max-width:900px){.adm-plan-cols{grid-template-columns:minmax(0,1fr)}.adm-plan-preview{position:static}}
@media (max-width:640px){
  .pr-wrap{padding:28px 16px 56px}
  .pr-toggle{display:flex;width:100%;border-radius:16px}
  .pr-toggle button{flex:1 1 0;min-width:0;white-space:normal;line-height:1.3;border-radius:12px}
  .pr-toggle button em{display:block;margin:2px 0 0}
  .pr-grid{grid-template-columns:minmax(0,1fr)}
  .pr-compare:not([open]) .pr-table-wrap{display:none}
}

/* Trợ lý định giá /admin/plans/tro-ly (Sprint 3 lượt 2) */
.as-sec{margin-top:14px;display:flex;flex-direction:column;gap:12px}
.as-sec h2{margin:0}
.as-ins{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}
.as-ins-card{border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:flex;flex-direction:column;gap:6px;font-size:14px;line-height:1.5}
.as-ins-card p{margin:0}
.as-ins-h{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.as-ins-h h3{font-size:15px;margin:0;flex:1 1 100%}
.as-src{color:var(--muted);font-size:13px}
.as-pill{display:inline-block;font-size:12px;font-weight:700;border-radius:999px;padding:2px 10px;white-space:nowrap}
.as-pill.ok{background:color-mix(in srgb,#1E9E62 12%,transparent);color:#146B43}
.as-pill.no{background:#FFF4D6;color:#6B4A00}
.as-pill.ctx{background:var(--surface-2);color:var(--muted)}
.as-pill.ref{background:color-mix(in srgb,#7B5CD6 12%,transparent);color:#4B2FA3}
.as-k{display:inline-block;font-size:11px;font-weight:700;border-radius:6px;padding:1px 7px;margin-right:2px;white-space:nowrap}
.as-k-a{background:#FFF4D6;color:#6B4A00}
.as-k-d{background:color-mix(in srgb,#2E6BE6 12%,transparent);color:#1B4AA8}
.as-k-r{background:color-mix(in srgb,#7B5CD6 12%,transparent);color:#4B2FA3}
.as-chat{display:flex;flex-direction:column;gap:10px}
.as-msg{max-width:min(720px,100%);border-radius:14px;padding:10px 14px;font-size:15px;line-height:1.55;overflow-wrap:anywhere}
.as-msg.bot{align-self:flex-start;background:var(--surface-2);border:1px solid var(--line)}
.as-msg.me{align-self:flex-end;background:var(--ink);color:var(--surface)}
.as-msg small{display:block;font-size:12px;opacity:.75;margin-top:3px}
.as-msg h3{font-size:16px;margin:0 0 6px}
.as-msg p{margin:0 0 6px}
.as-step{display:inline-block;font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--blue-600);margin-right:6px}
.as-list{margin:6px 0 0;padding-left:18px;display:flex;flex-direction:column;gap:8px}
.as-basis{list-style:none;margin:4px 0 0;padding:6px 8px;border-left:3px solid var(--line-strong);font-size:13px;color:var(--muted);display:flex;flex-direction:column;gap:3px}
.as-basis-h{font-weight:700;color:var(--ink)}
.as-warn{background:#FFF4D6;border:1px solid #F0D58A;color:#6B4A00;border-radius:10px;padding:8px 12px}
.as-choices{display:flex;flex-wrap:wrap;gap:8px}
.as-money{display:flex;flex-direction:column;gap:8px;max-width:420px}
.as-actions{flex-wrap:wrap}
.as-edit{margin-top:14px;display:flex;flex-direction:column;gap:12px}
.as-edit-plan{border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:flex;flex-direction:column;gap:10px;margin:0}
.as-edit-plan legend{font-weight:700;padding:0 6px}
.as-feats{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:6px}
.as-lims{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}
.as-chk{display:flex;align-items:center;gap:8px;font-size:14px}
.as-preview{margin-top:14px;display:flex;flex-direction:column;gap:12px}
.as-pv-plan h3{font-size:15px;margin:0 0 6px}
.as-pv-plan.same{opacity:.7}
.as-pv-t tr.ch td{background:color-mix(in srgb,#1E9E62 7%,transparent)}
/* Bảng xem trước: 3 cột luôn thấy đủ trên điện thoại (không phải cuộn ngang mới thấy cột Cũ/Mới) */
.as-pv-t{table-layout:fixed}
.as-pv-t th,.as-pv-t td{white-space:normal;overflow-wrap:break-word;vertical-align:top}
.as-pv-t th:first-child,.as-pv-t td:first-child{width:44%}
/* Điện thoại: mỗi trường xếp chồng — tên trường một dòng, dưới là "Cũ" và "Mới" (số tiền không bị ngắt giữa chừng) */
@media (max-width:560px){
  .as-pv-t,.as-pv-t tbody{display:block}
  .as-pv-t thead{display:none}
  .as-pv-t tr{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line)}
  .as-pv-t tr:last-child{border-bottom:0}
  .as-pv-t td{border:0;padding:6px 10px;font-size:13px}
  .as-pv-t td:first-child{grid-column:1/-1;width:auto;font-weight:600;padding-top:9px}
  .as-pv-t td:nth-child(2)::before{content:"Cũ: ";color:var(--muted)}
  .as-pv-t td:nth-child(3)::before{content:"Mới: ";color:var(--muted)}
  .as-pv-t td:nth-child(n+2){white-space:normal;overflow-wrap:normal;padding-bottom:9px}
}