/* Trang sản phẩm có công cụ tính (Nhân thọ · Tiện ích sống · Y tế) – đợt 5, 15/11/2026 */
body.nt { font-family: Montserrat, sans-serif; background: #f4f4f2; color: #1f2937; overflow-x: clip; }
.nt-kick { font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: #c89a2b; }
.nt-hero { padding: 120px 0 64px; background: radial-gradient(circle at 85% 15%, rgba(200,154,43,.2), transparent 30%), linear-gradient(135deg, #0d3b2e, #14513f 60%, #1a5c48); color: #fff; }
.nt-hero .nt-kick { color: #d9b45a; }
.nt-hero h1 { font-weight: 800; font-size: clamp(28px, 3.8vw, 46px); line-height: 1.15; margin: 12px 0 16px; letter-spacing: -.5px; }
.nt-hero h1 span { color: #d9b45a; }
.nt-lead { font-size: 17px; line-height: 1.65; color: rgba(255,255,255,.88); max-width: 600px; }
.nt-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.nt-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1.5px solid #c89a2b; background: #c89a2b; color: #fff !important; border-radius: 999px; padding: 13px 24px; font-weight: 700; font-size: 15px; text-decoration: none; cursor: pointer; transition: transform .15s, box-shadow .15s; }
.nt-btn:hover { transform: translateY(-1px); box-shadow: 0 8px 18px rgba(0,0,0,.15); }
.nt-btn.ghost { background: transparent; color: #0d3b2e !important; border-color: #0d3b2e; }
.nt-hero .nt-btn.ghost { color: #fff !important; border-color: rgba(255,255,255,.6); }
.nt-btn.sm { padding: 9px 16px; font-size: 13.5px; }
.nt-hero-card { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); border-radius: 22px; padding: 10px 22px; }
.nt-hc-row { display: flex; gap: 14px; padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.nt-hc-row:last-child { border-bottom: none; }
.nt-hc-row i { flex: 0 0 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: rgba(217,180,90,.18); color: #d9b45a; font-size: 20px; }
.nt-hc-row b { display: block; font-size: 15.5px; }
.nt-hc-row span { font-size: 14px; color: rgba(255,255,255,.78); }

.nt-calc, .nt-ask, .nt-how { padding: 72px 0; }
.nt-ask { background: #fff; }
.nt-head { max-width: 720px; margin-bottom: 28px; }
.nt-head h2 { font-weight: 800; color: #0d3b2e; font-size: clamp(24px, 3vw, 34px); margin: 8px 0 10px; }
.nt-head p { color: #5b6470; font-size: 16px; margin: 0; }

.nt-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 22px; align-items: start; }
.nt-in { display: flex; flex-direction: column; gap: 14px; }
.nt-grp { background: #fff; border: 1px solid #e3e7e2; border-radius: 18px; padding: 18px 20px; display: flex; flex-direction: column; gap: 12px; }
.nt-grp > b, .nt-grp summary { color: #0d3b2e; font-size: 15px; font-weight: 700; display: flex; gap: 8px; align-items: center; }
.nt-grp i { color: #c89a2b; }
.nt-grp summary { cursor: pointer; list-style: none; }
.nt-adv[open] summary { margin-bottom: 12px; }
.nt-grp label { display: flex; flex-direction: column; gap: 6px; font-size: 13.5px; font-weight: 600; color: #374151; margin: 0; }
.nt-grp small { font-weight: 500; color: #7a838c; font-size: 12.5px; }
.nt-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.nt-f { display: flex; align-items: center; border: 1.5px solid #dfe4df; border-radius: 12px; background: #fff; overflow: hidden; }
.nt-f:focus-within { border-color: #0d3b2e; box-shadow: 0 0 0 3px rgba(13,59,46,.08); }
.nt-f input, .nt-f select { flex: 1; min-width: 0; border: 0; outline: 0; padding: 11px 12px; font: 600 15px Montserrat, sans-serif; color: #0d3b2e; background: transparent; }
.nt-f span { padding: 0 12px; color: #7a838c; font-size: 13px; white-space: nowrap; }

.nt-out { position: sticky; top: 90px; display: flex; flex-direction: column; gap: 14px; }
.nt-main { background: linear-gradient(135deg, #0d3b2e, #1a5c48); color: #fff; border-radius: 22px; padding: 24px; border-bottom: 4px solid #c89a2b; }
.nt-main .l { font-size: 14px; color: #cfdcd3; font-weight: 600; }
.nt-main .v { font-weight: 800; font-size: clamp(34px, 4vw, 44px); color: #e4c271; line-height: 1.15; margin: 4px 0; }
.nt-main .s { font-size: 14px; color: #cfdcd3; }
.nt-gap { margin-top: 10px; background: rgba(255,255,255,.1); border-radius: 10px; padding: 8px 12px; font-size: 14px; }
.nt-gap b, .nt-budget b { color: #e4c271; }
.nt-budget { margin-top: 10px; font-size: 14px; color: #e6eee9; }
.nt-bars { background: #fff; border: 1px solid #e3e7e2; border-radius: 18px; padding: 16px 18px; }
.nt-bars-t { font-weight: 700; color: #0d3b2e; margin-bottom: 6px; }
.nt-bar { display: grid; grid-template-columns: 1fr; gap: 6px; padding: 9px 0; border-top: 1px solid #eef1ee; }
.nt-bar:first-of-type { border-top: none; }
.nt-bn { font-size: 13.5px; font-weight: 600; display: flex; gap: 8px; align-items: center; }
.nt-bn span, .nt-mh span, .nt-q > span, .nt-steps span { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: #0d3b2e; color: #e4c271; font-size: 12px; font-weight: 800; flex: none; }
.nt-track { position: relative; height: 12px; background: #eef3ef; border-radius: 8px; }
.nt-fill { height: 12px; border-radius: 8px; background: #2c6e57; transition: width .4s; }
.nt-med { position: absolute; top: -4px; bottom: -4px; width: 3px; border-radius: 2px; background: #c89a2b; }
.nt-bv { font-weight: 800; color: #0d3b2e; font-size: 14px; }
.nt-leg { font-size: 12.5px; color: #7a838c; margin-top: 8px; }
.nt-leg i { display: inline-block; width: 3px; height: 12px; background: #c89a2b; vertical-align: -2px; margin-right: 4px; }
.nt-keep { background: #fbf6e8; border: 1px solid #ecdcae; border-radius: 18px; padding: 16px 18px; }
.nt-keep-t { font-weight: 700; color: #0d3b2e; margin-bottom: 10px; }
.nt-keep-b { display: flex; flex-wrap: wrap; gap: 8px; }
.nt-keep-n { font-size: 13px; color: #6b5a2a; margin-top: 10px; }
.nt-send { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
.nt-send input { border: 1.5px solid #e2d6b1; border-radius: 12px; padding: 10px 12px; font: 500 14.5px Montserrat, sans-serif; min-width: 0; }
.nt-send button { grid-column: 1 / -1; }
.nt-send .ok { grid-column: 1 / -1; color: #1f6b4f; font-weight: 700; font-size: 14px; }
.nt-send .er { grid-column: 1 / -1; color: #b42318; font-size: 13.5px; }
.nt-hp { position: absolute; left: -9999px; }

.nt-methods { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 22px; }
.nt-m { background: #fff; border: 1px solid #e3e7e2; border-top: 4px solid #0d3b2e; border-radius: 16px; padding: 16px; }
.nt-m:nth-child(2) { border-top-color: #c89a2b; } .nt-m:nth-child(3) { border-top-color: #2c6e57; } .nt-m:nth-child(4) { border-top-color: #9a6a12; }
.nt-mh { display: flex; gap: 8px; align-items: center; color: #0d3b2e; }
.nt-m p { font-size: 13.5px; color: #5b6470; margin: 8px 0 10px; }
.nt-eq { background: #f6f8f7; border: 1px dashed #cfdad4; border-radius: 10px; padding: 8px 10px; font-size: 12.5px; font-weight: 600; color: #374151; }
.nt-r { font-weight: 800; color: #0d3b2e; font-size: 18px; margin-top: 8px; }
.nt-note { font-size: 13px; color: #6b7280; margin: 18px 0 0; line-height: 1.6; }

.nt-qs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.nt-q { display: flex; gap: 12px; border: 1px solid #e3e7e2; border-radius: 16px; padding: 16px; font-size: 14.5px; color: #4b5563; line-height: 1.55; }
.nt-q > span { width: 30px; height: 30px; font-size: 13px; }
.nt-q b { display: block; color: #0d3b2e; font-size: 15.5px; margin-bottom: 4px; }
.nt-tip { margin-top: 16px; background: #fbf6e8; border-left: 4px solid #c89a2b; border-radius: 12px; padding: 12px 16px; font-size: 14.5px; }
.nt-tip i { color: #c89a2b; margin-right: 6px; }
.nt-steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.nt-steps > div { background: #fff; border: 1px solid #e3e7e2; border-radius: 16px; padding: 18px; font-size: 14px; color: #4b5563; }
.nt-steps span { width: 30px; height: 30px; margin-bottom: 10px; }
.nt-steps b { display: block; color: #0d3b2e; font-size: 15.5px; margin-bottom: 4px; }

/* lựa chọn dạng thẻ (Tiện ích sống, Y tế) */
.nt-picks { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.nt-pick { position: relative; display: flex; flex-direction: column; align-items: flex-start; gap: 6px; text-align: left; border: 1.5px solid #dfe4df; background: #fff; border-radius: 16px; padding: 14px; cursor: pointer; font: inherit; transition: .15s; }
.nt-pick i { font-size: 22px; color: #0d3b2e; }
.nt-pick b { font-size: 14.5px; color: #0d3b2e; }
.nt-pick small { font-size: 12.5px; color: #6b7280; }
.nt-pick:hover { border-color: #c89a2b; }
.nt-pick.on { border-color: #0d3b2e; background: #f1f6f2; box-shadow: 0 0 0 3px rgba(13,59,46,.08); }
.nt-pick.on::after { content: "✓"; position: absolute; top: 10px; right: 12px; width: 22px; height: 22px; border-radius: 50%; background: #0d3b2e; color: #e4c271; font-size: 12px; font-weight: 800; display: grid; place-items: center; }
.nt-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.nt-chip { border: 1.5px solid #dfe4df; background: #fff; border-radius: 999px; padding: 8px 14px; font: 600 14px Montserrat, sans-serif; color: #374151; cursor: pointer; }
.nt-chip.on { background: #0d3b2e; border-color: #0d3b2e; color: #fff; }
.nt-detail { display: none; }
.nt-detail.on { display: flex; }
.nt-plan { background: #fff; border: 1px solid #e3e7e2; border-radius: 18px; padding: 6px 18px; }
.nt-pi { display: flex; gap: 12px; padding: 14px 0; border-top: 1px solid #eef1ee; }
.nt-pi:first-child { border-top: none; }
.nt-pi > i { flex: 0 0 38px; height: 38px; border-radius: 12px; background: #eef3ef; color: #0d3b2e; display: grid; place-items: center; font-size: 18px; }
.nt-pi b { display: block; color: #0d3b2e; font-size: 15px; }
.nt-pi div { font-size: 13.5px; color: #4b5563; line-height: 1.55; }
.nt-pi em { font-style: normal; font-weight: 700; color: #9a6a12; }
.nt-empty { padding: 26px 10px; text-align: center; color: #6b7280; font-size: 14px; }

/* bản in */
.nt-print { display: none; }
@media print {
  @page { size: A4; margin: 14mm; }
  body.nt > *:not(.nt-print) { display: none !important; }
  body.nt { background: #fff; padding: 0 !important; }
  .nt-print { display: block; font: 12.5px/1.5 Montserrat, sans-serif; color: #1f2937; }
  .nt-print * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .pp-top { display: flex; justify-content: space-between; border-bottom: 3px solid #c89a2b; padding-bottom: 10px; margin-bottom: 14px; }
  .pp-k { font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: #c89a2b; }
  .pp-top h1 { font-size: 22px; color: #0d3b2e; margin: 4px 0 0; }
  .pp-b { font-weight: 800; color: #0d3b2e; } .pp-b span { color: #c89a2b; }
  .pp-sug { background: #0d3b2e; color: #fff; border-radius: 12px; padding: 14px 18px; margin-bottom: 14px; }
  .pp-sug b { display: block; font-size: 28px; color: #e4c271; }
  .pp-sug span { font-size: 12px; color: #d5e2da; }
  .pp-t { width: 100%; border-collapse: collapse; margin-bottom: 12px; }
  .pp-t td { border: 1px solid #e3e7e2; padding: 6px 8px; }
  .pp-t td:nth-child(odd) { color: #6b7280; width: 26%; }
  .nt-print h2 { font-size: 15px; color: #0d3b2e; margin: 14px 0 6px; }
  .pp-m { display: grid; grid-template-columns: 1.2fr 1.6fr .8fr; gap: 8px; padding: 6px 0; border-bottom: 1px dashed #e3e7e2; }
  .pp-m em { font-style: normal; font-weight: 800; color: #0d3b2e; text-align: right; }
  .pp-bud { margin-top: 10px; background: #fbf6e8; border-radius: 8px; padding: 8px 12px; }
  .pp-q { margin: 0; padding-left: 18px; }
  .pp-n { font-size: 11px; color: #6b7280; margin-top: 12px; }
  .pp-f { margin-top: 12px; padding-top: 8px; border-top: 1px solid #e3e7e2; font-size: 11px; color: #6b7280; }
}

@media (max-width: 991.98px) {
  .nt-hero { padding: 96px 0 48px; }
  .nt-grid { grid-template-columns: 1fr; }
  .nt-out { position: static; }
  .nt-methods, .nt-steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 575.98px) {
  .nt-calc, .nt-ask, .nt-how { padding: 52px 0; }
  .nt-methods, .nt-steps, .nt-qs, .nt-2, .nt-send { grid-template-columns: 1fr; }
  .nt-picks { grid-template-columns: 1fr 1fr; }
  .nt-hero-card { display: none; }
}
.nt-2 > *, .nt-grid > * { min-width: 0; } .nt-f input { width: 100%; }
.nt-grp label > span { display: flex; gap: 8px; align-items: center; font-weight: 600; }
.nt-grp label > span input { width: 18px; height: 18px; accent-color: #0d3b2e; }
.nt-f select { appearance: auto; }
.nt-hub { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.nt-tool { display: flex; flex-direction: column; gap: 8px; background: #fff; border: 1px solid #e3e7e2; border-radius: 20px; padding: 22px; text-decoration: none; color: #1f2937; transition: transform .15s, box-shadow .15s, border-color .15s; }
.nt-tool:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(13,59,46,.1); border-color: #c89a2b; }
.nt-tool > i { width: 48px; height: 48px; border-radius: 14px; background: #0d3b2e; color: #e4c271; display: grid; place-items: center; font-size: 22px; }
.nt-tag { align-self: flex-start; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; background: #f3e8cc; color: #6b4a12; }
.nt-tool b { font-size: 18px; color: #0d3b2e; line-height: 1.35; }
.nt-tool p { margin: 0; font-size: 14.5px; color: #5b6470; flex: 1; }
.nt-tool em { font-style: normal; font-weight: 700; color: #c89a2b; }
@media (max-width: 991.98px) { .nt-hub { grid-template-columns: 1fr 1fr; } }
@media (max-width: 575.98px) { .nt-hub { grid-template-columns: 1fr; } }