html,body{margin:0;padding:0;width:100%;height:100%;background:#f5f5f5}.breadcrumb-container[data-v-c6679a35]{background-color:#f8f9fa;border-bottom:1px solid #e9ecef;padding:12px 0;margin-top:65px}.breadcrumb-wrapper[data-v-c6679a35]{max-width:1200px;margin:0 auto;padding:0 20px}.breadcrumb-list[data-v-c6679a35]{display:flex;align-items:center;flex-wrap:wrap}.breadcrumb-item[data-v-c6679a35]{color:#6c757d;text-decoration:none;font-size:14px;transition:color .2s ease;cursor:pointer}.breadcrumb-item[data-v-c6679a35]:hover{color:#1976d2}.breadcrumb-item.active[data-v-c6679a35]{color:#495057;font-weight:600;cursor:default}.breadcrumb-item.active[data-v-c6679a35]:hover{color:#495057}.breadcrumb-separator[data-v-c6679a35]{color:#adb5bd;font-size:14px;margin:0 8px}@media (max-width: 1240px){.breadcrumb-wrapper[data-v-c6679a35]{padding:0 15px}.breadcrumb-item[data-v-c6679a35]{font-size:13px}}.header-main[data-v-f4bb97e7]{position:fixed;top:0;left:0;width:100%;z-index:1000;height:65px;background-color:#1e2d3b;display:flex;align-items:center;justify-content:center}.header-main .nav[data-v-f4bb97e7]{display:flex;justify-content:space-between;align-items:center;width:1200px;padding:0 20px}.header-main .nav .header-logo[data-v-f4bb97e7]{width:50px;height:50px;background-image:url(/assets/logo-030f0688.jpg);background-repeat:no-repeat;background-size:cover;border-radius:30px;margin:10px;cursor:pointer}.header-main .nav .header[data-v-f4bb97e7]{display:flex;justify-content:space-between;color:#fff;font-weight:600;font-size:18px;position:relative}.header-main .nav .header .item[data-v-f4bb97e7]{color:#fff;padding:20px;font-weight:600;font-size:18px;text-decoration:none;cursor:pointer}.header-main .nav .header .dropdown[data-v-f4bb97e7]{position:relative;display:inline-block}.header-main .nav .header .dropdown-menu[data-v-f4bb97e7]{position:absolute;top:65px;left:65px;background:#fff;color:#222;border-radius:10px;box-shadow:0 2px 12px #00000026;box-sizing:border-box;padding:20px;min-width:140px;z-index:999;display:flex;flex-direction:column;align-items:center;max-width:230px;max-height:300px;overflow-y:auto;overflow-x:hidden;white-space:nowrap;font-size:13px}.header-main .nav .header .dropdown-menu[data-v-f4bb97e7]::-webkit-scrollbar{width:6px}.header-main .nav .header .dropdown-menu[data-v-f4bb97e7]::-webkit-scrollbar-track{background:#f1f1f1;border-radius:3px}.header-main .nav .header .dropdown-menu[data-v-f4bb97e7]::-webkit-scrollbar-thumb{background:#17bdce;border-radius:3px}.header-main .nav .header .dropdown-menu[data-v-f4bb97e7]::-webkit-scrollbar-thumb:hover{background:#17bdce}.header-main .nav .header .dropdown-menu[data-v-f4bb97e7]{scrollbar-width:thin;scrollbar-color:#17bdce #f1f1f1}.header-main .nav .header .dropdown-menu a[data-v-f4bb97e7]{color:#222;text-decoration:none;padding:10px 0;width:100%;text-align:center;font-weight:700;transition:background .2s}.header-main .nav .header .dropdown-menu a[data-v-f4bb97e7]:hover{background:#f0f0f0}.header-main .nav .simple[data-v-f4bb97e7]{display:none;color:#fff;font-size:28px;cursor:pointer;padding:10px;border-radius:4px;transition:background-color .2s}.header-main .nav .header-login[data-v-f4bb97e7]{color:#fff;width:45px;font-weight:600;cursor:pointer;padding:10px;border-radius:4px;transition:background-color .2s}.header-main .nav .header-login[data-v-f4bb97e7]:hover{background-color:#ffffff1a}.header-main .nav .login-status-menu[data-v-f4bb97e7]{position:relative;display:inline-block;margin:20px}.header-main .nav .login-status-menu .user-bar[data-v-f4bb97e7]{color:#fff;font-weight:600;cursor:pointer;-webkit-user-select:none;user-select:none;font-size:18px;display:flex;align-items:center;padding:10px;border-radius:4px;transition:background-color .2s}.header-main .nav .login-status-menu .user-bar[data-v-f4bb97e7]:hover{background-color:#ffffff1a}.header-main .nav .login-status-menu .arrow[data-v-f4bb97e7]{margin-left:4px;font-size:14px;transition:transform .2s}.header-main .nav .login-status-menu .arrow.open[data-v-f4bb97e7]{transform:rotate(180deg)}.header-main .nav .login-status-menu .dropdown-menu[data-v-f4bb97e7]{position:absolute;top:45px;right:0;transform:translate(-10%);background:#fff;border-radius:8px;box-shadow:0 4px 16px #0000002e;min-width:140px;z-index:100;display:flex;flex-direction:column;align-items:stretch;padding:10px}.header-main .nav .login-status-menu .menu-item[data-v-f4bb97e7]{padding:12px 0;text-align:center;font-size:15px;color:#222;cursor:pointer;font-weight:600;transition:background .18s;border-radius:4px}.header-main .nav .login-status-menu .menu-item[data-v-f4bb97e7]:hover{background:#f5f7fa}.course-item[data-v-f4bb97e7]{word-wrap:break-word;word-break:break-word;white-space:normal;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto;padding:5px;border-radius:4px;transition:background-color .2s ease}.course-item[data-v-f4bb97e7]:hover{color:#12bdce;width:auto}.course-item.active[data-v-f4bb97e7]{color:#12bdce;background-color:#e6f7ff;font-weight:600}.course-item-list[data-v-f4bb97e7]{display:none;margin-top:8px;border-left:2px solid #30bbc8}.course-item-list.show[data-v-f4bb97e7]{display:block}.course-item-list>div[data-v-f4bb97e7]{padding:6px 12px;margin:4px 0;border-radius:4px;cursor:pointer;transition:color .2s ease;font-size:12px;color:#666;word-wrap:break-word;word-break:break-word;white-space:normal;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto}.course-item-list>div[data-v-f4bb97e7]:hover{color:#17bdce}.course-item-list>div.active[data-v-f4bb97e7]{color:#17bdce}@media (max-width: 1024px){.header-main .nav[data-v-f4bb97e7]{width:100%;padding:0 15px}.header-main .nav .header[data-v-f4bb97e7]{display:none}.header-main .nav .simple[data-v-f4bb97e7]{display:block;display:flex;flex:1;align-items:center;margin-right:20px;justify-content:flex-end}.header-main .nav .login-status-menu .dropdown-menu[data-v-f4bb97e7]{left:-50%}.header-main .nav .header-logo[data-v-f4bb97e7]{width:50px;height:50px;border-radius:25px}.mobile-menu[data-v-f4bb97e7]{position:fixed;top:65px;right:15px;background-color:#fff;z-index:1000;border:1px solid #e0e0e0;box-shadow:0 8px 24px #00000026,0 2px 8px #0000001a;display:flex;flex-direction:column;width:300px;border-radius:12px;max-height:450px;overflow-y:auto}.mobile-menu-item[data-v-f4bb97e7]{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;color:#222;text-decoration:none;font-size:17px;cursor:pointer;border-bottom:1px solid #f0f0f0}.mobile-menu-item[data-v-f4bb97e7]:hover{background-color:#f8f9fa;color:#12bdce}.mobile-menu-item[data-v-f4bb97e7]:last-child{border-bottom:none}.mobile-submenu[data-v-f4bb97e7]{background-color:#f8f8f8;margin:0 10px;border-radius:0 8px 8px 0}.mobile-submenu .course-item[data-v-f4bb97e7]{padding:14px 20px;border-bottom:1px solid #eee;cursor:pointer;font-size:16px;word-wrap:break-word;word-break:break-word;white-space:normal;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto}.mobile-submenu .course-item[data-v-f4bb97e7]:last-child{border-bottom:none}.mobile-submenu .course-item[data-v-f4bb97e7]:hover{color:#12bdce}.mobile-submenu .course-item.active[data-v-f4bb97e7]{color:#12bdce;background-color:#e6f7ff;font-weight:600}.mobile-course-content[data-v-f4bb97e7]{margin-bottom:8px}.mobile-submenu .course-item-list[data-v-f4bb97e7]{display:none;margin-top:8px;border-left:2px solid #30bbc8}.mobile-submenu .course-item-list.show[data-v-f4bb97e7]{display:block}.mobile-submenu .course-item-list>div[data-v-f4bb97e7]{padding:6px 12px;margin:4px 0;border-radius:4px;cursor:pointer;transition:color .2s ease;font-size:12px;color:#666;word-wrap:break-word;word-break:break-word;white-space:normal;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto}.mobile-submenu .course-item-list>div[data-v-f4bb97e7]:hover{color:#17bdce}.mobile-submenu .course-item-list>div.active[data-v-f4bb97e7]{color:#17bdce}}@media (max-width: 768px){.header-main[data-v-f4bb97e7]{height:60px}.header-main .nav[data-v-f4bb97e7]{padding:0 10px}.header-main .nav .header-logo[data-v-f4bb97e7]{width:45px;height:45px;border-radius:22.5px}.header-main .nav .simple[data-v-f4bb97e7]{font-size:24px;margin-right:15px}.header-main .nav .header-login[data-v-f4bb97e7]{font-size:14px;width:auto;padding:5px}.header-main .nav .login-status-menu .user-bar[data-v-f4bb97e7]{font-size:16px;padding:8px}.mobile-menu[data-v-f4bb97e7]{position:fixed;top:60px;right:10px;background-color:#fff;z-index:1000;border-top:1px solid #eee;box-shadow:0 4px 12px #00000026;display:flex;flex-direction:column;width:280px;border-radius:15px;max-height:400px;overflow-y:auto}.mobile-menu-item[data-v-f4bb97e7]{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;color:#222;text-decoration:none;font-size:16px;cursor:pointer;border-bottom:1px solid #f0f0f0;transition:background-color .2s}.mobile-menu-item[data-v-f4bb97e7]:hover{background-color:#f8f9fa}.mobile-menu-item[data-v-f4bb97e7]:last-child{border-bottom:none}.mobile-submenu[data-v-f4bb97e7]{background-color:#f8f8f8}.mobile-submenu .course-item[data-v-f4bb97e7]{padding:12px 20px;border-bottom:1px solid #eee;cursor:pointer;font-size:15px;word-wrap:break-word;word-break:break-word;white-space:normal;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto}.mobile-submenu .course-item[data-v-f4bb97e7]:last-child{border-bottom:none}.mobile-submenu .course-item[data-v-f4bb97e7]:hover{background-color:#f0f0f0}.mobile-submenu .course-item.active[data-v-f4bb97e7]{color:#12bdce;background-color:#e6f7ff;font-weight:600}}@media (max-width: 480px){.header-main[data-v-f4bb97e7]{height:55px}.header-main .nav[data-v-f4bb97e7]{padding:0 8px}.header-main .nav .header-logo[data-v-f4bb97e7]{width:40px;height:40px;border-radius:20px}.header-main .nav .simple[data-v-f4bb97e7]{font-size:22px;margin-right:12px}.header-main .nav .header-login[data-v-f4bb97e7]{font-size:13px;padding:6px 10px}.header-main .nav .login-status-menu .user-bar[data-v-f4bb97e7]{font-size:15px;padding:6px}.mobile-menu[data-v-f4bb97e7]{right:8px;width:260px;max-height:350px}.mobile-menu-item[data-v-f4bb97e7]{padding:12px 16px;font-size:15px}.mobile-submenu .course-item[data-v-f4bb97e7]{padding:10px 16px;font-size:14px;word-wrap:break-word;word-break:break-word;white-space:normal;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto}}@media (max-width: 360px){.header-main .nav[data-v-f4bb97e7]{padding:0 6px}.header-main .nav .header-logo[data-v-f4bb97e7]{width:35px;height:35px;border-radius:17.5px}.header-main .nav .simple[data-v-f4bb97e7]{font-size:20px;margin-right:10px}.header-main .nav .header-login[data-v-f4bb97e7]{font-size:12px;padding:5px 8px}.header-main .nav .login-status-menu .user-bar[data-v-f4bb97e7]{font-size:14px;padding:5px}.mobile-menu[data-v-f4bb97e7]{right:6px;width:240px;max-height:320px}.mobile-menu-item[data-v-f4bb97e7]{padding:10px 14px;font-size:14px}.mobile-submenu .course-item[data-v-f4bb97e7]{padding:8px 14px;font-size:13px;word-wrap:break-word;word-break:break-word;white-space:normal;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto}}@media (max-height: 500px) and (orientation: landscape){.header-main[data-v-f4bb97e7]{height:50px}.mobile-menu[data-v-f4bb97e7]{top:55px;max-height:250px}}@media (min-width: 1440px){.header-main .nav[data-v-f4bb97e7]{width:1400px}.header-main .nav .header .item[data-v-f4bb97e7]{font-size:19px;padding:22px}.header-main .nav .header-logo[data-v-f4bb97e7]{width:50px;height:50px;border-radius:32.5px}}.language[data-v-f4bb97e7]{display:flex;align-items:center;margin-left:16px}.language button[data-v-f4bb97e7]{margin:0 2px;padding:2px 8px;border:none;background:#eee;color:#222;border-radius:4px;font-size:14px;cursor:pointer}.language button[data-v-f4bb97e7]:hover{background:#DB319E;color:#fff}.item.active[data-v-f4bb97e7],.mobile-menu-item.active[data-v-f4bb97e7]{color:#12bdce!important}.dropdown-arrow[data-v-f4bb97e7]{margin-left:4px;font-size:13px;transition:transform .2s;display:inline-block;cursor:pointer}.dropdown-arrow.open[data-v-f4bb97e7]{transform:rotate(180deg)}@media (hover: none) and (pointer: coarse){.header-main .nav .simple[data-v-f4bb97e7],.header-main .nav .header-login[data-v-f4bb97e7],.header-main .nav .login-status-menu .user-bar[data-v-f4bb97e7]{min-width:44px}.mobile-menu-item[data-v-f4bb97e7]{min-height:48px}.mobile-submenu .course-item[data-v-f4bb97e7]{min-height:44px}}.toast-overlay[data-v-a0df6b1f]{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:9999;animation:fadeIn-a0df6b1f .3s ease}.toast-container[data-v-a0df6b1f]{background:white;border-radius:8px;padding:16px 20px;min-width:300px;max-width:400px;box-shadow:0 4px 12px #00000026;display:flex;align-items:center;gap:12px;animation:slideIn-a0df6b1f .3s ease;position:relative}.toast-success[data-v-a0df6b1f]{border-left:4px solid #4caf50}.toast-error[data-v-a0df6b1f]{border-left:4px solid #f44336}.toast-warning[data-v-a0df6b1f]{border-left:4px solid #ff9800}.toast-info[data-v-a0df6b1f]{border-left:4px solid #2196f3}.toast-icon[data-v-a0df6b1f]{flex-shrink:0;width:24px;height:24px}.toast-success .toast-icon[data-v-a0df6b1f]{color:#4caf50}.toast-error .toast-icon[data-v-a0df6b1f]{color:#f44336}.toast-warning .toast-icon[data-v-a0df6b1f]{color:#ff9800}.toast-info .toast-icon[data-v-a0df6b1f]{color:#2196f3}.toast-content[data-v-a0df6b1f]{flex:1}.toast-message[data-v-a0df6b1f]{font-size:14px;color:#333;line-height:1.4}.toast-close[data-v-a0df6b1f]{background:none;border:none;padding:4px;border-radius:4px;color:#999;transition:color .2s;flex-shrink:0;cursor:pointer}.toast-close[data-v-a0df6b1f]:hover{color:#666;background:#f5f5f5}.toast-close svg[data-v-a0df6b1f]{width:16px;height:16px}@keyframes fadeIn-a0df6b1f{0%{opacity:0}to{opacity:1}}@keyframes slideIn-a0df6b1f{0%{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}.footer[data-v-4a048ddd]{background:#1E2D3B;color:#fff;padding:40px 0 20px;font-family:Microsoft YaHei,Arial,sans-serif}.footer-content[data-v-4a048ddd]{display:flex;justify-content:center;align-items:flex-start;gap:80px;max-width:1200px;margin:0 auto;padding:0 20px}.footer-logo[data-v-4a048ddd]{display:flex;justify-content:center;align-items:center;border-radius:150px;overflow:hidden}.footer-logo .log-img[data-v-4a048ddd]{background-image:url(/assets/logo-030f0688.jpg);background-repeat:no-repeat;background-size:cover}.footer-nav[data-v-4a048ddd]{display:flex;gap:80px;flex:1;justify-content:space-evenly}.footer-nav-col[data-v-4a048ddd]{display:flex;flex-direction:column;gap:18px;font-size:17px;min-width:120px;text-align:left;align-items:flex-start}.footer-nav-col a[data-v-4a048ddd]{color:#fff;text-decoration:none;cursor:pointer;margin-right:18px;font-size:16px;transition:color .2s}.footer-nav-col a[data-v-4a048ddd]:last-child{margin-right:0}.footer-nav-col a[data-v-4a048ddd]:hover{color:#027dc9}.footer-bottom[data-v-4a048ddd]{text-align:center;color:#fff;margin-top:36px;font-size:15px;letter-spacing:1px;padding:0 20px}.footer-link[data-v-4a048ddd]{color:#fff;text-decoration:none;cursor:pointer;transition:color .2s}.footer-link[data-v-4a048ddd]:hover{color:#1da1f2}@media (max-width: 1024px){.footer-content[data-v-4a048ddd]{gap:60px;padding:0 30px}.footer-nav[data-v-4a048ddd]{gap:60px}.footer-nav-col[data-v-4a048ddd]{min-width:100px;font-size:16px}.footer-nav-col a[data-v-4a048ddd]{font-size:15px}}@media (max-width: 768px){.footer[data-v-4a048ddd]{padding:30px 0 15px}.footer-content[data-v-4a048ddd]{flex-direction:column;align-items:center;gap:30px;padding:0 20px}.footer-nav[data-v-4a048ddd]{flex-direction:column;gap:30px;width:100%;max-width:400px}.footer-nav-col[data-v-4a048ddd]{flex-direction:row;justify-content:center;flex-wrap:wrap;gap:20px;min-width:auto;text-align:center}.footer-nav-col a[data-v-4a048ddd]{margin-right:0;font-size:15px}.footer-bottom[data-v-4a048ddd]{margin-top:25px;font-size:14px;padding:0 20px;line-height:1.5}}@media (max-width: 480px){.footer[data-v-4a048ddd]{padding:25px 0 15px}.footer-content[data-v-4a048ddd]{gap:25px;padding:0 15px}.footer-nav[data-v-4a048ddd]{gap:25px}.footer-nav-col[data-v-4a048ddd]{gap:15px}.footer-nav-col a[data-v-4a048ddd]{font-size:14px}.footer-bottom[data-v-4a048ddd]{margin-top:20px;font-size:13px;padding:0 15px}.footer-logo .log-img[data-v-4a048ddd]{width:180px!important;height:180px!important;display:flex;justify-content:center;align-items:center;border-radius:180px;overflow:hidden}.footer-logo .log-img .log-img[data-v-4a048ddd]{background-image:url(/assets/logo-030f0688.jpg);background-repeat:no-repeat;background-size:cover}}@media (max-width: 360px){.footer-content[data-v-4a048ddd]{padding:0 10px}.footer-nav-col[data-v-4a048ddd]{gap:12px}.footer-nav-col a[data-v-4a048ddd]{font-size:13px}.footer-bottom[data-v-4a048ddd]{font-size:12px;padding:0 10px}.footer-logo .log-img[data-v-4a048ddd]{width:150px!important;height:150px!important;display:flex;justify-content:center;align-items:center;border-radius:150px;overflow:hidden}.footer-logo .log-img .log-img[data-v-4a048ddd]{background-image:url(/assets/logo-030f0688.jpg);background-repeat:no-repeat;background-size:cover}}@media (max-height: 500px) and (orientation: landscape){.footer[data-v-4a048ddd]{padding:20px 0 10px}.footer-content[data-v-4a048ddd],.footer-nav[data-v-4a048ddd]{gap:20px}.footer-bottom[data-v-4a048ddd]{margin-top:15px}}@media (min-width: 1440px){.footer-content[data-v-4a048ddd]{max-width:1400px;gap:100px}.footer-nav[data-v-4a048ddd]{gap:100px}.footer-nav-col[data-v-4a048ddd]{font-size:18px}.footer-nav-col a[data-v-4a048ddd]{font-size:17px}.footer-bottom[data-v-4a048ddd]{font-size:16px}}.app{min-height:100vh;display:flex;flex-direction:column}.router-view{flex:1}