.device-grid { grid-template-columns: 1fr; }
.platform-card {
  position: relative;
  width: 100%;
  min-height: 700px;
  height: 700px;
  overflow: hidden;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 34px 32px 0;
  background: var(--surface);
  box-shadow: 0 18px 44px rgba(31,44,98,.09);
}
.platform-card-ios { background: radial-gradient(circle at 90% 15%,#dff9f2 0,transparent 35%),linear-gradient(145deg,#fff 0%,#eef6ff 100%); }
.platform-card-android { background: radial-gradient(circle at 90% 16%,#d8f8e9 0,transparent 36%),linear-gradient(145deg,#fff 0%,#effaf7 100%); }
.platform-card-combined { background: radial-gradient(circle at 92% 12%,#e5f7f2 0,transparent 30%),linear-gradient(145deg,#fff 0%,#f1f5ff 100%); }
.platform-device { position: relative; min-height: 490px; overflow: visible; border: 0; border-radius: 0; padding: 0; background: transparent; box-shadow: none; }
.platform-device .device-card-copy { max-width: 220px; min-height: 185px; }
.platform-device .device-card-copy h3 { min-height: 48px; font-size: 19px; line-height: 1.25; }
.platform-device .device-card-copy p { min-height: 54px; font-size: 12px; line-height: 1.55; }
.store-badge-row { display: flex; gap: 6px; margin-top: 12px; }
.store-badge-row img { display: block; width: 112px; height: auto; }
.platform-device .device-phone { left: 50%; right: auto; bottom: auto; top: 230px; transform: translateX(-50%); width: 170px; height: 340px; border-width: 6px; border-radius: 25px; }
.platform-device.device-galaxy-s26-ultra .device-phone { width: 180px; height: 340px; border-radius: 25px; background: #20283d; }
.platform-device.device-galaxy-s26-ultra .device-camera { width: 38px; height: 25px; top: 10px; left: 12px; transform: none; border-radius: 10px; background: #080b15; box-shadow: inset 0 0 0 2px #30394e, 9px 0 0 -4px #78849d, 9px 0 0 -1px #111728, 18px 0 0 -4px #78849d, 18px 0 0 -1px #111728; }
.platform-device .device-tablet { left: 50%; right: auto; bottom: auto; top: 270px; transform: translateX(-50%); width: 300px; height: 220px; border-width: 5px; border-radius: 14px; }
.platform-device .device-phone .device-camera { width: 52px; height: 14px; top: 3px; }
.platform-device .device-tablet .device-camera { width: 5px; height: 5px; left: 3px; }
.platform-device .app-status { padding: 6px 10px 0; font-size: 6px; }
.platform-device .app-brand { padding: 10px; font-size: 10px; }
.platform-device .app-brand span { font-size: 13px; }
.platform-device .app-greeting { padding: 2px 10px 8px; font-size: 12px; }
.platform-device .app-input, .platform-device .android-input { margin: 0 10px; padding: 9px 8px; font-size: 7px; }
.platform-device .app-check { width: calc(100% - 20px); margin: 8px 10px; padding: 8px; font-size: 8px; }
.platform-device .app-mini-cards { margin: 10px; }
.platform-device .app-tabbar { padding: 7px 2px 6px; font-size: 10px; }
.platform-device .app-tabbar small { font-size: 5px; }
.platform-device .tablet-layout { grid-template-columns: 72px; margin-top: 3px; }
.platform-device .tablet-layout { display: block; }
.platform-device .tablet-layout aside { display: none; }
.platform-device .tablet-layout section { padding: 14px 18px; }
.platform-device .tablet-title { font-size: 16px; font-weight: 800; letter-spacing: -.04em; }
.platform-device .tablet-subtitle { margin: 6px 0 12px; color: #707b98; font-size: 8px; }
.platform-device .tablet-input { display: grid; gap: 8px; padding: 12px; border: 1px solid #cbd3e7; border-radius: 9px; background: #fff; color: #7a849e; font-size: 7px; }
.platform-device .tablet-panels { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-top: 10px; }
.platform-device .tablet-panels div { display: grid; gap: 4px; padding: 9px; border-radius: 8px; background: #e8f8f4; }
.platform-device .tablet-panels div + div { background: #eef1ff; }
.platform-device .tablet-panels b { font-size: 7px; }
.platform-device .tablet-panels small { font-size: 6px; line-height: 1.35; color: #6d7792; }
.platform-device .tablet-layout aside { gap: 3px; padding: 2px 5px; font-size: 5px; }
.platform-device .tablet-layout aside .app-brand { padding: 4px 0 8px; font-size: 7px; }
.platform-device .tablet-layout aside .app-brand span { font-size: 9px; }
.platform-device .tablet-layout section { padding: 8px 10px; }
.platform-device .tablet-title { font-size: 11px; }
.platform-device .tablet-subtitle { margin: 3px 0 8px; font-size: 5px; }
.platform-device .tablet-input { gap: 5px; padding: 8px; font-size: 5px; }
.platform-device .tablet-input button { padding: 5px; font-size: 5px; }
.platform-device .tablet-panels { gap: 4px; margin-top: 6px; }
.platform-device .tablet-panels div { gap: 3px; padding: 6px; }
.platform-device .tablet-panels b, .platform-device .android-result-preview strong { font-size: 5px; }
.platform-device .tablet-panels small, .platform-device .android-result-preview small { font-size: 5px; }
.platform-device .android-topbar { padding: 9px 10px; font-size: 9px; }
.platform-device .android-topbar { justify-content: flex-start; padding: 14px 14px 12px; color: #3448d4; font-size: 12px; gap: 5px; }
.platform-device .android-topbar span { display: none; }
.platform-device .android-topbar b::before { content: "◈"; margin-right: 5px; font-size: 14px; }
.platform-device .android-topbar b { font-size: 10px; }
.platform-device .android-hero { gap: 3px; margin: 2px 10px 8px; padding: 10px 8px; }
.platform-device .android-hero { background: transparent; color: var(--ink); margin: 3px 10px 8px; padding: 3px 10px 8px; }
.platform-device .android-spark { display: none; }
.platform-device .android-hero b { font-size: 13px; }
.platform-device .android-hero small { color: #707b98; font-size: 7px; }
.platform-device .android-spark { font-size: 14px; }
.platform-device .android-hero b { font-size: 10px; }
.platform-device .android-hero small { font-size: 6px; }
.platform-device .android-tools { gap: 4px; margin: 8px 10px; }
.platform-device .android-tools span { padding: 5px 1px; font-size: 10px; }
.platform-device .android-tools small, .platform-device .android-tip small { font-size: 5px; }
.platform-device .android-tip { margin: 6px 10px; padding: 7px; }
.platform-device .android-tip b { font-size: 6px; }
.platform-device .android-tablet-layout { padding: 0 8px; }
.platform-device .android-toolbar { padding: 5px 0 7px; font-size: 6px; }
.platform-device .android-toolbar b span { font-size: 10px; }
.platform-device .android-tablet-content { gap: 5px; }
.platform-device .android-welcome, .platform-device .android-result-preview { gap: 4px; padding: 8px; }
.platform-device .android-welcome h4 { font-size: 10px; }
.platform-device .android-welcome p { font-size: 5px; }
.platform-device .android-welcome button { padding: 5px; font-size: 5px; }
.platform-device .android-result-preview>b { font-size: 11px; }
.platform-device .result-label { font-size: 5px; }
.platform-device .result-line i { height: 3px; }
@media (max-width: 1000px) {
  .platform-card { grid-template-columns: repeat(3, minmax(0, 1fr)); min-height: 650px; height: 650px; padding-left: 14px; padding-right: 14px; gap: 14px; }
  .platform-device .device-phone { width: 145px; height: 300px; }
  .platform-device .device-tablet { width: 175px; height: 128px; }
}
@media (max-width: 700px) {
  .platform-card { grid-template-columns: 1fr; min-height: 980px; height: auto; gap: 0; padding: 22px 18px 0; }
  .platform-device, .platform-device + .platform-device { min-height: 470px; }
  .platform-device .device-phone { left: auto; right: 32px; top: 230px; bottom: auto; transform: none; }
  .platform-device .device-tablet { left: auto; right: 8px; top: 230px; bottom: auto; transform: none; }
}