/* v339: OneStack App section - scoped to the home template only.
   Giữ trắng, navy #000730 và gold, không đổi layout section khác. */
.os-home-v9 .os-v339-app {
  background: #fff !important;
  padding: 70px 0 76px !important;
  color: #000730;
}
.os-home-v9 .os-v339-app * { box-sizing: border-box; }
.os-home-v9 .os-v339-app__heading { margin: 0 auto 30px; max-width: 790px; text-align: center; }
.os-home-v9 .os-v339-app__eyebrow {
  display: inline-block; color: #996b1c; font-size: 11px; font-weight: 800;
  letter-spacing: .13em; line-height: 1.5; margin-bottom: 7px;
}
.os-home-v9 .os-v339-app .os-v9-title {
  color: #000730 !important; margin: 0 auto 10px !important;
  font-family: var(--onestack-font-heading) !important;
  font-weight: 700;
}
.os-home-v9 .os-v339-app__heading > p {
  margin: 0 auto; max-width: 680px; line-height: 1.75;
  color: #64748b; font-size: clamp(14px, 1.25vw, 16px);
}
.os-home-v9 .os-v339-app__panel {
  display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  align-items: stretch; overflow: hidden; border: 1px solid #e5e7eb;
  border-radius: 23px; background: #fff;
  box-shadow: 0 18px 46px rgba(15,23,42,.065);
}
.os-home-v9 .os-v339-app__visual {
  min-width: 0; display: flex; flex-direction: column; justify-content: space-between;
  padding: 22px 24px 20px; background: linear-gradient(145deg, #000730 0%, #0c1646 100%);
  color: #fff; position: relative;
}
.os-home-v9 .os-v339-app__visual-head,
.os-home-v9 .os-v339-app__visual-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between;
  align-items: center; gap: 12px; position: relative; z-index: 1;
}
.os-home-v9 .os-v339-app__visual-head > span:first-child {
  font-size: 11px; font-weight: 800; letter-spacing: .08em; color: #f1f5f9;
}
.os-home-v9 .os-v339-app__visual-head > span:first-child span { color: #f4c76b; }
.os-home-v9 .os-v339-app__signal { display: inline-flex; gap: 5px; align-items: center; }
.os-home-v9 .os-v339-app__signal i { display: block; width: 6px; height: 6px; border-radius: 50%; background: #f4c76b; opacity: .9; }
.os-home-v9 .os-v339-app__signal i:nth-child(2) { opacity: .55; }
.os-home-v9 .os-v339-app__signal i:nth-child(3) { opacity: .3; }
.os-home-v9 .os-v339-app__visual > img {
  display: block; width: 100%; max-width: 480px; height: auto;
  margin: auto; object-fit: contain; border-radius: 5px;
  mix-blend-mode: normal;
}
.os-home-v9 .os-v339-app__visual-bottom { justify-content: center; gap: 12px; }
.os-home-v9 .os-v339-app__visual-bottom > span {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 11px;
  border: 1px solid rgba(244,199,107,.23); background: rgba(255,255,255,.075);
  border-radius: 999px; color: #fff; font-size: 11px; font-weight: 600; line-height: 1.3;
}
.os-home-v9 .os-v339-app svg { width: 19px; height: 19px; stroke: currentColor; fill: none; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.os-home-v9 .os-v339-app__visual-bottom svg { width: 15px; height: 15px; color: #f4c76b; }
.os-home-v9 .os-v339-app__content {
  min-width: 0; padding: clamp(24px,3.1vw,43px);
  display: flex; flex-direction: column; justify-content: center;
}
.os-home-v9 .os-v339-app__section-label {
  display: block; color: #a27323; font-weight: 800; letter-spacing: .07em; font-size: 11px;
  line-height: 1.5; margin: 0 0 8px;
}
.os-home-v9 .os-v339-app__content h3 {
  margin: 0 0 12px !important; color: #000730 !important;
  font-family: var(--onestack-font-heading) !important;
  font-weight: 800; font-size: clamp(21px, 2.15vw, 30px); line-height: 1.3; letter-spacing: -.025em;
}
.os-home-v9 .os-v339-app__content h3 span { color: #b7832f; }
.os-home-v9 .os-v339-app__intro {
  margin: 0 0 24px !important; color: #64748b !important;
  line-height: 1.62; font-size: 16px;
  font-family: var(--onestack-font-body); font-weight: 400; letter-spacing: normal;
}
.os-home-v9 .os-v339-app__features {
  display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px 20px;
}
.os-home-v9 .os-v339-app__feature { display: flex; align-items: flex-start; gap: 10px; min-width: 0; }
.os-home-v9 .os-v339-app__feature-icon {
  flex: 0 0 39px; width: 39px; height: 39px;
  display: grid; place-items: center; border-radius: 12px;
  color: #b7832f; background: #fff7e6; border: 1px solid rgba(217,164,65,.19);
}
.os-home-v9 .os-v339-app__feature strong {
  display: block; color: #000730 !important; font-weight: 800;
  line-height: 1.4; font-size: 13px; margin: 0 0 5px;
}
.os-home-v9 .os-v339-app__feature p {
  margin: 0 !important; color: #64748b !important;
  font-size: 12px; line-height: 1.55; overflow-wrap: anywhere;
}
.os-home-v9 .os-v339-app__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 27px; }
.os-home-v9 .os-v339-app__button {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  min-height: 44px; padding: 11px 18px; border-radius: 9px;
  text-decoration: none !important; font-weight: 800; font-size: 11px;
  letter-spacing: .015em; line-height: 1.45;
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}
.os-home-v9 .os-v339-app__button:hover { transform: translateY(-2px); }
.os-home-v9 .os-v339-app__button svg { width: 15px; height: 15px; }
.os-home-v9 .os-v339-app__button--primary {
  color: #000730 !important; border: 1px solid #d9a441;
  background: linear-gradient(180deg,#f4cf76,#d9a441);
}
.os-home-v9 .os-v339-app__button--primary:hover,
.os-home-v9 .os-v339-app__button--primary:focus-visible { background: #f4cf76; }
.os-home-v9 .os-v339-app__button--secondary {
  background: #fff !important; border: 1px solid #d6dce6; color: #000730 !important;
}
.os-home-v9 .os-v339-app__button--secondary:hover,
.os-home-v9 .os-v339-app__button--secondary:focus-visible { border-color: #d9a441; background: #fffaf0 !important; }
.os-home-v9 .os-v339-app__button:focus-visible { outline: 3px solid #bb902c; outline-offset: 3px; }
.os-home-v9 .os-v339-app__use-cases {
  display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 14px; margin: 17px 0 0;
}
.os-home-v9 .os-v339-app__use-cases > div {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  min-height: 58px; border: 1px solid #e5e7eb; border-radius: 13px;
  color: #374151; background: #f8fafc; font-size: 12px; font-weight: 700;
  text-align: center; padding: 12px 14px;
}
.os-home-v9 .os-v339-app__use-cases svg { color: #c28d36; width: 21px; height: 21px; }
@media (max-width: 900px) {
  .os-home-v9 .os-v339-app__panel { grid-template-columns: minmax(0,.82fr) minmax(0,1.18fr); }
  .os-home-v9 .os-v339-app__visual { padding: 19px 16px; }
  .os-home-v9 .os-v339-app__content { padding: 22px; }
  .os-home-v9 .os-v339-app__features { gap: 17px 10px; }
  .os-home-v9 .os-v339-app__feature { gap: 7px; }
  .os-home-v9 .os-v339-app__feature-icon { flex-basis: 33px; width: 33px; height: 33px; }
}
@media (max-width: 760px) {
  .os-home-v9 .os-v339-app { padding: 48px 0 52px !important; }
  .os-home-v9 .os-v339-app__heading { margin-bottom: 24px; }
  .os-home-v9 .os-v339-app__panel { grid-template-columns: 1fr; border-radius: 19px; }
  .os-home-v9 .os-v339-app__visual { min-height: 275px; padding: 19px 16px 17px; }
  .os-home-v9 .os-v339-app__visual > img { max-width: 440px; max-height: 290px; }
  .os-home-v9 .os-v339-app__content { padding: 26px 21px 29px; }
  .os-home-v9 .os-v339-app__use-cases { grid-template-columns: 1fr; gap: 9px; }
  .os-home-v9 .os-v339-app__use-cases > div { min-height: 46px; }
}
@media (max-width: 440px) {
  .os-home-v9 .os-v339-app__visual { min-height: 220px; }
  .os-home-v9 .os-v339-app__visual-bottom { gap: 7px; }
  .os-home-v9 .os-v339-app__visual-bottom > span { padding: 6px 8px; font-size: 10px; }
  .os-home-v9 .os-v339-app__features { grid-template-columns: 1fr; gap: 17px; }
  .os-home-v9 .os-v339-app__actions { flex-direction: column; }
  .os-home-v9 .os-v339-app__button { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .os-home-v9 .os-v339-app__button { transition: none; }
  .os-home-v9 .os-v339-app__button:hover { transform: none; }
}

@media (max-width: 760px) {
  .os-home-v9 .os-v339-app__intro { font-size: 16px; }
}