.mathcourse-lock-modal{position:fixed;inset:0;z-index:100000;display:none}.mathcourse-lock-modal.is-open{display:block}.mathcourse-lock-modal__backdrop{position:absolute;inset:0;background:rgba(8,24,40,.52);backdrop-filter:blur(2px)}.mathcourse-lock-modal__dialog{position:absolute;top:50%;left:50%;width:min(90vw,410px);box-sizing:border-box;transform:translate(-50%,-50%);padding:30px 28px 26px;border:1px solid rgba(255,255,255,.7);border-radius:22px;background:#fff;box-shadow:0 24px 70px rgba(5,20,35,.25);text-align:center;color:#172033}.mathcourse-lock-modal__close{position:absolute;right:13px;top:10px;width:34px;height:34px;border:0;border-radius:50%;background:#f3f6f8;color:#64748b;font-size:24px;line-height:30px;cursor:pointer}.mathcourse-lock-modal__icon{display:flex;align-items:center;justify-content:center;width:54px;height:54px;margin:0 auto 15px;border-radius:16px;background:#fff2e5;font-size:25px}.mathcourse-lock-modal__dialog h2{margin:0 0 9px;font-size:20px;line-height:1.4;color:#102d49}.mathcourse-lock-modal__dialog>p{margin:0;color:#64748b;font-size:14px;line-height:1.75}.mathcourse-lock-modal__contact{display:flex;flex-direction:column;gap:6px;margin:19px 0 20px;padding:14px 15px;border-radius:13px;background:#f6f9fc;text-align:left}.mathcourse-lock-modal__contact strong{color:#173b5d;font-size:14px}.mathcourse-lock-modal__contact>span{color:#718096;font-size:13px}.mathcourse-lock-modal__wechat{display:flex;align-items:center;gap:8px;margin-top:3px;padding:10px 11px;border:1px solid #e1e9f1;border-radius:10px;background:#fff}.mathcourse-lock-modal__wechat b{min-width:0;flex:1;color:#102d49;font-size:14px;letter-spacing:.01em}.mathcourse-lock-modal__wechat button{flex:0 0 auto;border:0;border-radius:8px;padding:7px 9px;background:#ff9418;color:#fff;font-size:11px;font-weight:750;cursor:pointer}.mathcourse-lock-modal__wechat button:hover{background:#e98208}.mathcourse-lock-modal__contact em{min-height:16px;color:#1c9a68;font-size:11px;font-style:normal}.mathcourse-lock-modal__actions{display:flex;justify-content:center}.mathcourse-lock-modal__secondary{min-width:120px;padding:11px 22px;border:0;border-radius:11px;background:#123b63;color:#fff;font-size:13px;font-weight:750;cursor:pointer}.mathcourse-lock-modal__secondary:hover{background:#0d2f50}.mathcourse-modal-open{overflow:hidden}@media(max-width:600px){.mathcourse-lock-modal__dialog{width:calc(100vw - 30px);padding:27px 20px 22px;border-radius:19px}.mathcourse-lock-modal__dialog h2{font-size:18px}.mathcourse-lock-modal__dialog>p{font-size:13px}.mathcourse-lock-modal__contact{margin-top:16px;margin-bottom:17px}.mathcourse-lock-modal__wechat b{font-size:13px}.mathcourse-lock-modal__wechat button{font-size:10px;padding:7px 8px}}