:root { --primary: #005942; --muted: #96a3a0; }
* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
body { background: #f5f5f5; color: #333; font-family: "PingFang SC", "Microsoft YaHei", sans-serif; line-height: 1.5; }
a { color: inherit; text-decoration: none; }
.icon-library { position: absolute; width: 0; height: 0; overflow: hidden; }
.app-container { width: 100%; max-width: 480px; min-height: 100vh; margin: 0 auto; background: #fff; box-shadow: 0 0 20px rgb(0 0 0 / 5%); }
.banner-area img { display: block; width: 100%; height: auto; }
.info-bar { padding: 16px 20px 8px; border-bottom: 1px solid rgb(150 163 160 / 20%); }
.translator-info { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; font-size: 12px; }
.translator-info a { font-weight: 500; text-decoration: underline; }
.sound-icon { display: grid; width: 20px; height: 20px; place-items: center; border-radius: 50%; color: var(--primary); background: rgb(0 89 66 / 20%); }
.sound-icon svg { width: 14px; height: 14px; }
h1 { margin-top: 4px; color: var(--primary); font-size: 16px; font-weight: 600; line-height: 24px; }
.subtitle { margin-top: 2px; color: var(--muted); font-size: 12px; line-height: 18px; }
.schedule-section { padding-bottom: 40px; }
.date-header { display: flex; width: 100%; align-items: center; justify-content: space-between; padding: 24px 24px 10px; border: 0; background: #fff; color: #000; cursor: pointer; font: inherit; font-size: 14px; line-height: 21px; text-align: left; }
.date-arrow { width: 7px; height: 7px; margin-bottom: 3px; border-right: 1.5px solid #000; border-bottom: 1.5px solid #000; transform: rotate(45deg); transition: transform .3s ease; }
.date-group.collapsed .date-arrow { margin: 0 0 0 -3px; transform: rotate(-45deg); }
.date-group.collapsed .session-list { display: none; }
.session-item { display: flex; min-height: 97px; gap: 12px; margin: 0 16px; padding: 16px 0; border-bottom: 1px solid #f9f9f9; }
.session-thumb { width: 96px; height: 64px; flex: 0 0 96px; border-radius: 2px; background: #eee; object-fit: cover; }
.session-content { display: flex; min-width: 0; flex: 1; flex-direction: column; justify-content: center; gap: 6px; }
.session-content > a { display: -webkit-box; overflow: hidden; margin-bottom: 2px; font-size: 12px; font-weight: 400; line-height: 16px; word-break: break-word; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.session-content > a:active { opacity: .7; }
.meta-row { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; color: var(--primary); font-size: 12px; line-height: 16px; }
.meta-row span { display: flex; align-items: center; gap: 2px; white-space: nowrap; }
.meta-row svg { width: 14px; height: 14px; flex: 0 0 14px; }
@media (max-width: 360px) {
  .session-item { gap: 10px; margin-inline: 12px; }
  .session-thumb { width: 88px; flex-basis: 88px; }
  .meta-row { gap: 8px; }
}
@media (prefers-reduced-motion: reduce) { .date-arrow { transition: none; } }