/* 入口頁：選擇裝置角色 */
body { background: linear-gradient(180deg, #fbf3f5 0, #fff 320px); min-height: 100vh; }
.i-top { display: flex; align-items: center; gap: 12px; padding: calc(var(--safe-t) + 18px) calc(var(--safe-r) + 24px) 0 calc(var(--safe-l) + 24px); max-width: 1100px; margin: 0 auto; }
.i-top .logo { height: 40px; width: auto; }
.i-top .sp { flex: 1; }
.i-main { max-width: 1100px; margin: 0 auto; padding: 36px 24px calc(var(--safe-b) + 40px); }
.i-main h1 { margin: 0 0 6px; font-size: 34px; font-weight: 700; letter-spacing: .02em; }
.i-main .lead { margin: 0 0 28px; font-size: 18px; color: var(--ink-2); }
.i-main .eyebrow { color: var(--bot-red); font-weight: 500; font-size: 14px; }
.roles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-bottom: 24px; }
.role { padding: 22px; display: flex; flex-direction: column; gap: 18px; border-top: 4px solid var(--bot-red); }
.role-h { display: flex; gap: 14px; align-items: center; }
.role-h img, .role-ic { width: 52px; height: 52px; flex: none; }
.role-ic { border-radius: 50%; background: var(--bg-3); color: var(--ink-2); display: grid; place-items: center; }
.role-h h3 { margin: 0; font-size: 21px; }
.role-h p { margin: 2px 0 0; font-size: 14px; color: var(--ink-3); }
.role-a { display: grid; gap: 10px; }
.role-a .btn { text-decoration: none; min-height: 56px; }
.url { margin: auto 0 0; font-size: 12px; color: var(--ink-3); font-family: var(--mono); word-break: break-all; }
.grp-t { display: flex; align-items: baseline; gap: 12px; margin: 8px 0 12px; font-size: 20px; }
.grp-t small { font-size: 14px; font-weight: 400; color: var(--ink-3); }
.apps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-bottom: 28px; }
.app-card { padding: 18px; display: flex; flex-direction: column; gap: 14px; border-top: 4px solid var(--c); }
.app-logo { height: 56px; display: flex; align-items: center; justify-content: center; }
.app-logo img { max-height: 48px; max-width: 100%; width: auto; object-fit: contain; }
.app-a { display: grid; gap: 10px; }
.app-a .btn { text-decoration: none; min-height: 56px; }
.app-btn { background: var(--c); color: #fff; }
.app-btn.ghost-c { background: #fff; color: var(--c); border-color: var(--c); }
@media (max-width: 1023px) and (min-width: 600px) {
  .apps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 599px) {
  .apps { grid-template-columns: 1fr 1fr; gap: 10px; }
  .app-card { padding: 12px; gap: 10px; }
  .app-logo { height: 40px; }
  .app-logo img { max-height: 34px; }
  .app-a .btn { min-height: 48px; font-size: 16px; padding: 0 8px; }
  .app-card .url { display: none; }
  .roles { grid-template-columns: 1fr; gap: 14px; }
  .i-main { padding: 24px 16px calc(var(--safe-b) + 32px); }
  .i-main h1 { font-size: 28px; }
  .i-top { padding-left: 16px; padding-right: 16px; }
  .i-top .logo { height: 34px; }
  .role { padding: 18px; }
}