.lesson-locked-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1500;display:flex;align-items:center;justify-content:center;padding:16px;background:#00000073}.lesson-locked-panel{box-sizing:border-box;width:480px;max-width:calc(100vw - 32px);padding:var(--radius-xl, 24px);border:0;border-radius:var(--radius-xl, 24px);background:var(--color-white, #fff);box-shadow:0 8px 20px #00000029;display:flex;flex-direction:column;gap:var(--radius-xl, 24px)}.lesson-locked-content{display:flex;flex-direction:column;align-items:center;gap:var(--radius-m, 16px);width:100%}.lesson-locked-heading{display:flex;align-items:center;justify-content:center;gap:11px;min-height:50px}.lesson-locked-leaf{display:block;width:48px;height:50px;object-fit:contain;-webkit-user-select:none;user-select:none}.lesson-locked-leaf--mirrored{transform:scaleX(-1)}.lesson-locked-title{margin:0;color:var(--color-text, #1f1f1f);font-family:var(--font-family-zh, "Noto Sans SC", sans-serif);font-size:24px;font-weight:700;line-height:32px;text-align:center;white-space:nowrap}.lesson-locked-body{margin:0;color:var(--color-text-secondary, #5f6368);font-family:var(--font-family-zh, "Noto Sans SC", sans-serif);font-size:18px;font-weight:400;line-height:26px;text-align:center}.lesson-locked-primary{width:100%;height:56px;border:0;border-radius:var(--radius-m, 16px);background:var(--color-yellow, #fff737);color:var(--color-text, #1f1f1f);font-family:var(--font-family-zh, "Noto Sans SC", sans-serif);font-size:20px;font-weight:700;line-height:28px;cursor:pointer;touch-action:manipulation}.member-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:grid;place-items:center;padding:12px;background:#00000075}.member-panel{width:min(480px,92vw);max-height:86dvh;overflow:auto;padding:24px;border:4px solid #bfefff;border-radius:24px;background:#fff;box-shadow:0 14px 32px #00000024}.member-title-wrap{display:flex;align-items:center;justify-content:center;gap:12px;min-height:32px}.member-title{margin:0;color:#1f1f1f;font-size:24px;line-height:32px;font-weight:700;text-align:center}.member-title-leaf{width:30.72px;height:32px;object-fit:contain}.member-title-leaf--left{transform:scaleX(-1)}.member-body{margin-top:16px}.member-tip{width:100%;margin:0;color:#646974;font-size:18px;line-height:26px;text-align:center}.member-qrcode{display:block;width:min(286px,calc(100vw - 96px));height:min(286px,calc(86dvh - 250px));min-height:120px;max-width:100%;margin:16px auto 0;object-fit:contain}.member-note{margin:10px 0 0;color:#8d929c;font-size:16px;line-height:24px;text-align:center}.member-refresh-message{margin:10px 0 0;color:#5f6368;font-size:16px;line-height:24px;text-align:center}.member-footer{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px}.member-footer button{height:56px;border:0;border-radius:14px;color:#1f1f1f;font-size:20px;line-height:28px;font-weight:700;touch-action:manipulation}.member-secondary{background:#e7eaf0}.member-primary{background:#fff737}.member-primary:disabled{color:#8d929c;background:#e8eaf0}.member-close{grid-column:1 / -1;background:transparent;color:#646974}@media(max-width:900px),(max-height:620px){.member-panel{padding:18px}}