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.content-skeleton .content-section-skeleton .inner-skeleton .video-skeleton{background:var(--gray-2);border-radius:8px;width:100%;height:700px;margin-bottom:30px;animation:1.5s infinite shimmer}.course-content-skeleton .content-skeleton .content-section-skeleton .inner-skeleton .content-text-skeleton .line-skeleton{background:var(--gray-2);border-radius:4px;height:16px;margin-bottom:12px;animation:1.5s infinite shimmer}.course-content-skeleton .content-skeleton .content-section-skeleton .inner-skeleton .content-text-skeleton .line-skeleton:first-child{width:100%}.course-content-skeleton .content-skeleton .content-section-skeleton .inner-skeleton .content-text-skeleton .line-skeleton:nth-child(2){width:85%}.course-content-skeleton .content-skeleton .content-section-skeleton .inner-skeleton .content-text-skeleton .line-skeleton:nth-child(3){width:90%}.course-content-skeleton .content-skeleton .content-section-skeleton .inner-skeleton .content-text-skeleton .line-skeleton:nth-child(4){width:70%}.course-content-skeleton .content-skeleton .content-section-skeleton .inner-skeleton .content-text-skeleton .line-skeleton:nth-child(5){width:95%}.course-content-skeleton .content-skeleton .nav-skeleton{border-top:1px solid var(--neutral-3);background:#fff;justify-content:center;display:flex;position:absolute;bottom:0;left:0;right:0}.course-content-skeleton .content-skeleton .nav-skeleton .nav-inner-skeleton{justify-content:space-between;align-items:center;width:1000px;padding:20px 20px 50px;display:flex}.course-content-skeleton .content-skeleton .nav-skeleton .nav-inner-skeleton .btn-skeleton{background:var(--gray-2);border-radius:8px;width:120px;height:50px;animation:1.5s infinite shimmer}.course-content-skeleton .content-skeleton .nav-skeleton .nav-inner-skeleton .complete-btn-skeleton{background:var(--gray-2);border-radius:8px;width:180px;height:50px;animation:1.5s infinite shimmer}@keyframes shimmer{0%{background-position:-200px 0}to{background-position:calc(200px + 100%) 0}}.shimmer-box,.title-shimmer,.close-shimmer,.progress-skeleton,.circle-skeleton,.title-skeleton,.lesson-skeleton,.video-skeleton,.line-skeleton,.btn-skeleton,.complete-btn-skeleton{background:linear-gradient(90deg,var(--gray-2)25%,var(--gray-3)50%,var(--gray-2)75%);background-size:200px 100%;animation:1.5s infinite shimmer}@media (max-width:1200px){.course-content-skeleton .head-section .logo-skeleton,.course-content-skeleton .content-skeleton .outline-skeleton{width:310px}}@media screen and (max-width:1000px){.course-content-skeleton .head-section .logo-skeleton{display:none}.course-content-skeleton .content-skeleton .outline-skeleton{background:var(--background-1);z-index:999;width:350px;min-height:100vh;display:none;position:fixed;top:0;bottom:0;left:0}.course-content-skeleton .content-skeleton .outline-skeleton.show{display:block}.course-content-skeleton .content-skeleton .content-section-skeleton .inner-skeleton .video-skeleton{height:350px}.course-content-skeleton .content-skeleton .nav-skeleton{margin-top:3rem;position:relative}.course-content-skeleton .content-skeleton .nav-skeleton .nav-inner-skeleton{flex-direction:column;gap:15px}}
.bottom-sheet{z-index:1000;background:#fff;border-radius:10px 10px 0 0;height:20px;padding:0 30px;transition:height .5s ease-in-out;position:fixed;bottom:0;right:0;box-shadow:0 -5px 10px 8px #0000000d}.bottom-sheet.open{height:400px}@media (max-width:768px){.bottom-sheet.open{height:96vh}}.bottom-sheet.open .sheet-inner .icon-toggle{background:var(--primary-100)}.bottom-sheet.open .sheet-inner .icon-toggle .icon{transform:rotate(180deg)}@media (max-width:1200px){.bottom-sheet{left:310px}}@media (max-width:1000px){.bottom-sheet{padding:0 10px;left:0}}@media (max-width:768px){.bottom-sheet{padding:0 15px}}@media (max-width:480px){.bottom-sheet{padding:0 10px}}.bottom-sheet .sheet-inner{width:100%;height:100%;position:relative}.bottom-sheet .sheet-inner .icon-toggle{background:var(--primary);color:#fff;cursor:pointer;z-index:999;border-radius:50%;place-items:center;width:40px;height:40px;animation:1.5s ease-in-out infinite sheetTogglePulse;display:grid;position:absolute;top:-20px;left:calc(50% - 20px)}@media (max-width:480px){.bottom-sheet .sheet-inner .icon-toggle{width:35px;height:35px;top:-17.5px;left:calc(50% - 17.5px)}}.bottom-sheet .sheet-inner .sheet-content .tabs,.bottom-sheet .sheet-inner .sheet-content .tab-list{border-bottom:1px solid var(--neutral-3);-webkit-overflow-scrolling:touch;scrollbar-width:thin;gap:0;width:100%;margin-bottom:20px;display:flex;overflow-x:auto}.bottom-sheet .sheet-inner .sheet-content .tabs::-webkit-scrollbar{height:1px}.bottom-sheet .sheet-inner .sheet-content .tab-list::-webkit-scrollbar{height:1px}.bottom-sheet .sheet-inner .sheet-content .tabs::-webkit-scrollbar-track{background:var(--neutral-2)}.bottom-sheet .sheet-inner .sheet-content .tab-list::-webkit-scrollbar-track{background:var(--neutral-2)}.bottom-sheet .sheet-inner .sheet-content .tabs::-webkit-scrollbar-thumb{background:var(--primary);border-radius:2px}.bottom-sheet .sheet-inner .sheet-content .tab-list::-webkit-scrollbar-thumb{background:var(--primary);border-radius:2px}@media (max-width:768px){.bottom-sheet .sheet-inner .sheet-content .tabs,.bottom-sheet .sheet-inner .sheet-content .tab-list{margin-bottom:15px}}.bottom-sheet .sheet-inner .sheet-content .tabs .tab-item,.bottom-sheet .sheet-inner .sheet-content .tab-list .tab-item{text-align:center;cursor:pointer;color:var(--dark-3);white-space:nowrap;flex:none;min-width:120px;padding:12px 16px;font-weight:500;transition:all .3s}@media (max-width:768px){.bottom-sheet .sheet-inner .sheet-content .tabs .tab-item,.bottom-sheet .sheet-inner .sheet-content .tab-list .tab-item{min-width:100px;padding:10px 12px;font-size:14px}}@media (max-width:480px){.bottom-sheet .sheet-inner .sheet-content .tabs .tab-item,.bottom-sheet .sheet-inner .sheet-content .tab-list .tab-item{min-width:80px;padding:8px 10px;font-size:13px}}.bottom-sheet .sheet-inner .sheet-content .tabs .tab-item:hover,.bottom-sheet .sheet-inner .sheet-content .tab-list .tab-item:hover{background:var(--primary-50)}.bottom-sheet .sheet-inner .sheet-content .tabs .tab-item.active,.bottom-sheet .sheet-inner .sheet-content .tab-list .tab-item.active{color:var(--foreground);border-bottom:3px solid var(--primary);background:var(--primary-50,transparent)}.bottom-sheet .sheet-inner .sheet-content .tab-content{height:calc(100% - 60px);overflow-y:auto}@media (max-width:768px){.bottom-sheet .sheet-inner .sheet-content .tab-content{height:calc(100% - 55px)}}.bottom-sheet .sheet-inner .sheet-content .tab-content .tutor-list{flex-direction:column;gap:15px;display:flex}@media (max-width:768px){.bottom-sheet .sheet-inner .sheet-content .tab-content .tutor-list{gap:12px}}.bottom-sheet .sheet-inner .sheet-content .tab-content .tutor-list .tutor-item{border-radius:8px;align-items:center;gap:12px;padding:10px;transition:background .2s;display:flex}@media (max-width:768px){.bottom-sheet .sheet-inner .sheet-content .tab-content .tutor-list .tutor-item{gap:10px;padding:8px}}.bottom-sheet .sheet-inner .sheet-content .tab-content .tutor-list .tutor-item:hover{background:var(--primary-50)}.bottom-sheet .sheet-inner .sheet-content .tab-content .tutor-list .tutor-item .profile{border-radius:50%;flex-shrink:0;width:45px;height:45px;overflow:hidden}@media (max-width:480px){.bottom-sheet .sheet-inner .sheet-content .tab-content .tutor-list .tutor-item .profile{width:40px;height:40px}}.bottom-sheet .sheet-inner .sheet-content .tab-content .resource-list{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;display:grid}@media (max-width:1000px){.bottom-sheet .sheet-inner .sheet-content .tab-content .resource-list{grid-template-columns:1fr}}@media (max-width:768px){.bottom-sheet .sheet-inner .sheet-content .tab-content .resource-list{grid-template-columns:1fr;gap:15px}}@media (max-width:480px){.bottom-sheet .sheet-inner .sheet-content .tab-content .resource-list{gap:12px}}.bottom-sheet .sheet-inner .sheet-content .tab-content .resource-list .resource{border:1px solid var(--neutral-2);border-radius:8px;align-items:center;gap:12px;padding:10px;transition:all .2s;display:flex}@media (max-width:768px){.bottom-sheet .sheet-inner .sheet-content .tab-content .resource-list .resource{gap:10px;padding:8px}}@media (max-width:480px){.bottom-sheet .sheet-inner .sheet-content .tab-content .resource-list .resource{flex-direction:column;align-items:flex-start;gap:8px}}.bottom-sheet .sheet-inner .sheet-content .tab-content .resource-list .resource:hover{border-color:var(--primary);box-shadow:0 2px 8px #0000001a}.bottom-sheet .sheet-inner .sheet-content .tab-content .resource-list .resource .download{background:var(--secondary);color:#fff;cursor:pointer;border-radius:6px;margin-left:auto;padding:6px 10px;font-size:12px;font-weight:500;transition:background .2s}@media (max-width:480px){.bottom-sheet .sheet-inner .sheet-content .tab-content .resource-list .resource .download{align-self:flex-end;margin-left:0;padding:5px 8px;font-size:11px}}.bottom-sheet .sheet-inner .sheet-content .tab-content .resource-list .resource .download:hover{background:var(--secondary-dark,var(--secondary))}.bottom-sheet .sheet-inner .sheet-content .tab-content .external-references .reference-item{border:1px solid var(--neutral-2);color:inherit;border-radius:8px;align-items:center;gap:12px;margin-bottom:10px;padding:12px;text-decoration:none;transition:all .2s;display:flex}@media (max-width:768px){.bottom-sheet .sheet-inner .sheet-content .tab-content .external-references .reference-item{gap:10px;margin-bottom:8px;padding:10px}}@media (max-width:480px){.bottom-sheet .sheet-inner .sheet-content .tab-content .external-references .reference-item{gap:8px;padding:8px}}.bottom-sheet .sheet-inner .sheet-content .tab-content .external-references .reference-item:hover{border-color:var(--primary);background:var(--primary-50,transparent)}.bottom-sheet .sheet-inner .sheet-content .tab-content .external-references .reference-item .icon{color:var(--primary);flex-shrink:0}
.quiz-lesson{border-radius:12px;max-width:800px;margin:0 auto}.quiz-lesson__header{text-align:center;border-bottom:2px solid #f0f0f0;margin-bottom:2rem;padding-bottom:1rem}.quiz-lesson__header h2{margin-bottom:.5rem}.quiz-lesson__header .progress-bar{background:#e9ecef;border-radius:4px;width:100%;height:8px;margin-top:1rem;overflow:hidden}.quiz-lesson__header .progress-bar__fill{background:linear-gradient(90deg,var(--primary),var(--primary-200));height:100%;transition:width .3s}.quiz-lesson__question{margin-bottom:2rem}.quiz-lesson__question h3{margin-bottom:1.5rem}.quiz-lesson__options{flex-direction:column;gap:1rem;margin-bottom:2rem;display:flex}.quiz-lesson__option{cursor:pointer;background:#fff;border:2px solid #e9ecef;border-radius:8px;padding:1rem 1.5rem;font-size:1rem;transition:all .3s;position:relative}.quiz-lesson__option:hover{border-color:var(--secondary-200);background:#f8f9fa}.quiz-lesson__option--selected{border-color:var(--secondary);background:var(--secondary-50)}.quiz-lesson__option--correct{color:#155724;background:#d4edda;border-color:#28a745}.quiz-lesson__option--correct:after{content:"✓";color:#28a745;font-size:1.2rem;font-weight:700;position:absolute;top:50%;right:1rem;transform:translateY(-50%)}.quiz-lesson__option--incorrect{color:#721c24;background:#f8d7da;border-color:#dc3545}.quiz-lesson__option--incorrect:after{content:"✗";color:#dc3545;font-size:1.2rem;font-weight:700;position:absolute;top:50%;right:1rem;transform:translateY(-50%)}.quiz-lesson__option--disabled{cursor:not-allowed;opacity:.6}.quiz-lesson__option .motivation{color:#6c757d;margin-top:.5rem;font-size:.9rem;display:block}.quiz-lesson__option .motivation.correct{color:#155724}.quiz-lesson__option .motivation.incorrect{color:#721c24}.quiz-lesson__feedback{border-radius:8px;margin-bottom:2rem;padding:1rem;font-weight:500}.quiz-lesson__feedback--correct{color:#155724;background:#d4edda;border:1px solid #c3e6cb}.quiz-lesson__feedback--incorrect{color:#721c24;background:#f8d7da;border:1px solid #f5c6cb}.quiz-lesson__feedback .icon{margin-right:.5rem;font-size:1.1rem}.quiz-lesson__actions{justify-content:space-between;align-items:center;gap:1rem;display:flex}.quiz-lesson__actions .btn{cursor:pointer;border:none;border-radius:6px;padding:.75rem 2rem;font-size:1rem;transition:all .3s}.quiz-lesson__actions .btn--primary{background:var(--primary);color:#fff}.quiz-lesson__actions .btn--primary:hover{background:var(--primary-200)}.quiz-lesson__actions .btn--primary:disabled{background:var(--gray-2);color:var(--dark-3);cursor:not-allowed}.quiz-lesson__actions .btn--secondary{color:#fff;background:#6c757d}.quiz-lesson__actions .btn--secondary:hover{background:#545b62}.quiz-lesson__actions .btn--success{color:#fff;background:#28a745}.quiz-lesson__actions .btn--success:hover{background:#1e7e34}.quiz-lesson__score{text-align:center;background:#f8f9fa;border-radius:8px;flex-direction:column;align-items:center;margin-bottom:1rem;padding:1rem;display:flex}.quiz-lesson__score .score-text{color:#495057;font-size:1.1rem}.quiz-lesson__score .score-number{color:var(--primary);font-size:2rem;font-weight:700}.quiz-lesson__score .score-number.danger{color:#dc3545}@media (max-width:768px){.quiz-lesson__actions{flex-direction:column}.quiz-lesson__actions .btn{width:100%}}
.flashcard-lesson{flex-direction:column;align-items:center;padding:2rem;transition:background-color .3s,color .3s;display:flex}.flashcard-lesson .flashcard-container{perspective:1000px;width:100%;margin-top:2rem}.flashcard-lesson .flashcard{cursor:pointer;width:100%;min-height:400px;transform-style:preserve-3d;transition:transform .6s;position:relative}.flashcard-lesson .flashcard.flipped{transform:rotateY(180deg)}.flashcard-lesson .flashcard.flipped .flashcard-back .content{display:block}.flashcard-lesson .flashcard .flashcard-back .content{display:none}.flashcard-lesson .flashcard.light-theme .flashcard-front{background:linear-gradient(135deg,#f0f4f8 0%,#e9ecef 100%)}.flashcard-lesson .flashcard.light-theme .flashcard-back{background:linear-gradient(135deg,#e9ecef 0%,#f0f4f8 100%)}.flashcard-lesson .flashcard.dark-theme .flashcard-front{color:#e0e0e0;background:linear-gradient(135deg,#1a202c 0%,#2d3748 100%)}.flashcard-lesson .flashcard.dark-theme .flashcard-back{color:#e0e0e0;background:linear-gradient(135deg,#2d3748 0%,#4a5568 100%)}.flashcard-lesson .flashcard .flashcard-face{backface-visibility:hidden;border-radius:12px;justify-content:center;align-items:center;width:100%;height:100%;max-height:100%;padding:2rem;transition:box-shadow .3s;display:flex;position:absolute;overflow-y:auto;box-shadow:0 8px 24px #00000026}.flashcard-lesson .flashcard .flashcard-face::-webkit-scrollbar{background:0 0;width:1px}.flashcard-lesson .flashcard .flashcard-face::-webkit-scrollbar-thumb{background:var(--primary-50)}.flashcard-lesson .flashcard .flashcard-face:hover{box-shadow:0 12px 32px #0003}.flashcard-lesson .flashcard .flashcard-face .content{text-align:center;font-size:1.2rem;line-height:1.5}.flashcard-lesson .flashcard .flashcard-back{transform:rotateY(180deg)}.flashcard-lesson .theme-toggle{align-items:center;gap:.5rem;margin-top:2rem;display:flex}.flashcard-lesson .theme-toggle .toggle-switch{cursor:pointer;background-color:#ccc;border-radius:15px;width:60px;height:30px;transition:background-color .3s;position:relative}.flashcard-lesson .theme-toggle .toggle-switch.active{background-color:var(--primary)}.flashcard-lesson .theme-toggle .toggle-switch .toggle-slider{background-color:#fff;border-radius:50%;width:24px;height:24px;transition:transform .3s;position:absolute;top:3px;left:3px;box-shadow:0 2px 4px #0003}.flashcard-lesson .theme-toggle .toggle-switch .toggle-slider.active{transform:translate(30px)}.flashcard-lesson .theme-toggle .toggle-label{font-size:.9rem;font-weight:500}.flashcard-lesson .controls{gap:1rem;margin-top:4rem;display:flex}.flashcard-lesson .progress-indicator{align-items:center;gap:1rem;margin-top:2rem;display:flex}.flashcard-lesson .progress-indicator .progress-text{font-size:.9rem;font-weight:500}.flashcard-lesson .progress-indicator .progress-bar{background-color:#e9ecef;border-radius:4px;width:200px;height:8px;overflow:hidden}.flashcard-lesson .progress-indicator .progress-bar .progress-fill{background-color:var(--primary);border-radius:4px;height:100%;transition:width .3s}.dark-theme .flashcard-lesson .progress-bar{background-color:#495057}@media (max-width:768px){.flashcard-lesson{padding:0}.flashcard-lesson .flashcard{width:100%;height:220px}.flashcard-lesson .flashcard .flashcard-face{padding:1.5rem}.flashcard-lesson .flashcard .flashcard-face .content{font-size:1rem}.flashcard-lesson .controls{flex-direction:column;align-items:center;gap:.5rem;width:100%;margin-top:3rem}.flashcard-lesson .controls .btn-2{width:100%}}
.settings-page{max-width:800px;margin:0 auto;padding:2rem}.settings-page .settings-header{margin-bottom:2rem}.settings-page .settings-header h1{margin-bottom:.5rem;font-size:26px}.settings-page .settings-header p{color:#6b7280}.settings-page .settings-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;display:grid}.settings-page .settings-grid .settings-card{color:inherit;background:#fff;border:1px solid #e5e7eb;border-radius:8px;padding:1.5rem;text-decoration:none;transition:all .2s}.settings-page .settings-grid .settings-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 12px #3b82f61a}.settings-page .settings-grid .settings-card .card-icon{width:48px;height:48px;color:var(--primary);background:#f3f4f6;border-radius:8px;justify-content:center;align-items:center;margin-bottom:1rem;font-size:1.5rem;display:flex}.settings-page .settings-grid .settings-card .card-title{color:#1f2937;margin-bottom:.5rem;font-size:1.125rem;font-weight:600}.settings-page .settings-grid .settings-card .card-description{color:#6b7280;font-size:.875rem;line-height:1.5}.settings-page .settings-grid .settings-card .card-arrow{color:#9ca3af;text-align:right;margin-top:1rem;font-size:1.25rem}@media (max-width:768px){.settings-page{padding:1rem}.settings-page .settings-grid{grid-template-columns:1fr;gap:1rem}.settings-page .settings-grid .settings-card{padding:1.25rem}}
.profile-settings{background:#fff;border-radius:8px;max-width:800px;margin:0 auto;padding:2rem;box-shadow:0 2px 10px #0000001a}.profile-settings__header{text-align:center;margin-bottom:2rem}.profile-settings__header h1{margin-bottom:.5rem;font-size:26px}.profile-settings__header p{color:#666}.profile-settings__section{border:1px solid #e0e0e0;border-radius:6px;margin-bottom:2.5rem;padding:1.5rem}.profile-settings__section-title{border-bottom:2px solid var(--primary);margin-bottom:1rem;padding-bottom:.5rem;font-size:1.25rem;font-weight:600}.profile-settings__profile-picture{align-items:center;gap:1.5rem;margin-bottom:1.5rem;display:flex}.profile-settings__profile-picture-preview{object-fit:cover;border:3px solid #e0e0e0;border-radius:50%;width:100px;height:100px}.profile-settings__profile-picture-upload{flex-direction:column;gap:.5rem;display:flex}.profile-settings__profile-picture-upload input[type=file]{display:none}.profile-settings__profile-picture-upload label{background:var(--primary);color:#fff;cursor:pointer;border-radius:4px;padding:.5rem 1rem;font-size:.9rem;transition:background .3s}.profile-settings__profile-picture-upload label:hover{background:var(--primary-400)}.profile-settings__form-group{margin-bottom:1rem}.profile-settings__form-group label{margin-bottom:.5rem;font-weight:500;display:block}.profile-settings__form-group input,.profile-settings__form-group select,.profile-settings__form-group textarea{border:1px solid #ddd;border-radius:4px;width:100%;padding:.75rem;font-size:1rem;transition:border-color .3s}.profile-settings__form-group input:focus,.profile-settings__form-group select:focus,.profile-settings__form-group textarea:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 2px #007bff40}.profile-settings__form-group textarea{resize:vertical;min-height:100px}.profile-settings__form-row{grid-template-columns:1fr 1fr;gap:1rem;display:grid}@media (max-width:768px){.profile-settings__form-row{grid-template-columns:1fr}}.profile-settings__preferences-item{border-bottom:1px solid #f0f0f0;justify-content:space-between;align-items:center;padding:.75rem 0;display:flex}.profile-settings__preferences-item:last-child{border-bottom:none}.profile-settings__preferences-item label{cursor:pointer;margin:0;font-weight:400}.profile-settings__preferences-item input[type=checkbox]{width:auto;margin:0;transform:scale(1.2)}.profile-settings__actions{border-top:1px solid #e0e0e0;justify-content:flex-end;gap:1rem;padding-top:2rem;display:flex}.profile-settings__actions button{cursor:pointer;border:none;border-radius:4px;padding:.75rem 1.5rem;font-size:1rem;transition:all .3s}.profile-settings__actions button.btn-primary{background:var(--primary);color:#fff}.profile-settings__actions button.btn-primary:hover{background:var(--primary-400)}.profile-settings__actions button.btn-secondary{color:#fff;background:#6c757d}.profile-settings__actions button.btn-secondary:hover{background:#545b62}@media (max-width:768px){.profile-settings__actions{flex-direction:column}.profile-settings__actions button{width:100%}.profile-settings{margin:1rem;padding:1rem}.profile-settings__profile-picture{text-align:center;flex-direction:column}}.profile-picture-container{text-align:center;max-width:500px;min-height:400px;margin:0 auto}.profile-picture-container .crop-container{background:#333;width:100%;height:400px;position:relative}.profile-picture-container .cropped-image{border-radius:50%;max-width:100%}.profile-picture-container .controls{margin-top:10px}.profile-picture-container input[type=range]{width:80%;margin:10px auto;display:block}.profile-picture-container .file-picker{width:150px;height:45px;margin:0 auto 20px;position:relative}.profile-picture-container .file-picker input{opacity:0;width:100%;height:100%;position:absolute;top:0;left:0}.profile-picture-container .file-picker .overlay{color:var(--primary);background-color:var(--primary-50);cursor:pointer;border:1px solid var(--primary);gap:8px;width:100%;height:100%;font-weight:500}.profile-picture-container .photo-btn{color:var(--secondary);background-color:var(--secondary-50);cursor:pointer;border:none;border:1px solid var(--secondary);outline:none;gap:10px;width:max-content;height:100%;padding:8px 15px;font-weight:500}
.notification-settings{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 8px #0000001a}.notification-settings__header{margin-bottom:32px}.notification-settings__header h2{margin-bottom:8px;font-size:24px}.notification-settings__header p{color:#666;font-size:14px}.notification-settings__section{margin-bottom:32px}.notification-settings__section:last-child{margin-bottom:0}.notification-settings__section h3{color:#333;margin-bottom:16px;font-size:18px;font-weight:500}.notification-settings__item{border-bottom:1px solid #f0f0f0;justify-content:space-between;align-items:center;padding:16px 0;display:flex}.notification-settings__item:last-child{border-bottom:none}.notification-settings__item-info{flex:1}.notification-settings__item-info h4{color:#333;margin-bottom:4px;font-size:16px;font-weight:500}.notification-settings__item-info p{color:#666;margin:0;font-size:14px}.toggle-switch{width:44px;height:24px;position:relative}.toggle-switch input{opacity:0;width:0;height:0}.toggle-switch input:checked+.slider{background-color:var(--primary)}.toggle-switch input:checked+.slider:before{transform:translate(20px)}.toggle-switch input:focus+.slider{box-shadow:0 0 0 3px #007bff40}.toggle-switch .slider{cursor:pointer;background-color:#ccc;border-radius:24px;transition:all .3s;position:absolute;inset:0}.toggle-switch .slider:before{content:"";background-color:#fff;border-radius:50%;width:20px;height:20px;transition:all .3s;position:absolute;bottom:2px;left:2px;box-shadow:0 1px 3px #0000004d}@media (max-width:768px){.notification-settings{border-radius:8px;padding:16px}.notification-settings__header{margin-bottom:24px}.notification-settings__header h2{font-size:20px}.notification-settings__section{margin-bottom:24px}.notification-settings__section h3{font-size:16px}.notification-settings__item{padding:12px 0}.notification-settings__item-info h4{font-size:15px}.notification-settings__item-info p{font-size:13px}}
.privacy-security{max-width:800px;margin:0 auto;padding:2rem}.privacy-security__header{margin-bottom:2rem}.privacy-security__header h1{margin-bottom:.5rem;font-size:26px}.privacy-security__header p{color:#718096;font-size:1rem}.privacy-security__section{background:#fff;border-radius:8px;margin-bottom:1.5rem;overflow:hidden;box-shadow:0 1px 3px #0000001a}.privacy-security__section-header{border-bottom:1px solid #e2e8f0;padding:1.5rem}.privacy-security__section-header h2{margin-bottom:.25rem;font-size:1.25rem}.privacy-security__section-header p{color:#718096;font-size:.875rem}.privacy-security__section-content{padding:1.5rem}.privacy-security__password-management .password-item{border-bottom:1px solid #f7fafc;justify-content:space-between;align-items:center;padding:1rem 0;display:flex}.privacy-security__password-management .password-item:last-child{border-bottom:none}.privacy-security__password-management .password-item-info h3{color:#2d3748;margin-bottom:.25rem;font-size:1rem;font-weight:500}.privacy-security__password-management .password-item-info p{color:#718096;font-size:.875rem}.privacy-security__password-management .password-item-action .btn{cursor:pointer;border-radius:6px;padding:.5rem 1rem;font-size:.875rem;font-weight:500;transition:all .2s}.privacy-security__password-management .password-item-action .btn--primary{background:var(--primary);color:#fff;border:none}.privacy-security__password-management .password-item-action .btn--primary:hover{background:var(--primary-400)}.privacy-security__password-management .password-item-action .btn--secondary{color:#4a5568;background:#f7fafc;border:1px solid #e2e8f0}.privacy-security__password-management .password-item-action .btn--secondary:hover{background:#edf2f7}.privacy-security__two-factor .auth-status{align-items:center;margin-bottom:1rem;display:flex}.privacy-security__two-factor .auth-status-indicator{border-radius:50%;width:12px;height:12px;margin-right:.75rem}.privacy-security__two-factor .auth-status-indicator--enabled{background:#48bb78}.privacy-security__two-factor .auth-status-indicator--disabled{background:#f56565}.privacy-security__two-factor .auth-status-text{color:#2d3748;font-weight:500}.privacy-security__two-factor .auth-methods .method-item{border:1px solid #e2e8f0;border-radius:6px;justify-content:space-between;align-items:center;margin-bottom:.75rem;padding:1rem;display:flex}.privacy-security__two-factor .auth-methods .method-item-info{align-items:center;display:flex}.privacy-security__two-factor .auth-methods .method-item-info .icon{color:#4a5568;width:24px;height:24px;margin-right:.75rem}.privacy-security__two-factor .auth-methods .method-item-info h4{color:#2d3748;margin-bottom:.25rem;font-size:1rem;font-weight:500}.privacy-security__two-factor .auth-methods .method-item-info p{color:#718096;font-size:.875rem}.privacy-security__two-factor .auth-methods .method-item .toggle-switch{cursor:pointer;background:#cbd5e0;border-radius:12px;width:48px;height:24px;transition:background .2s;position:relative}.privacy-security__two-factor .auth-methods .method-item .toggle-switch--active{background:var(--primary)}.privacy-security__two-factor .auth-methods .method-item .toggle-switch:after{content:"";background:#fff;border-radius:50%;width:20px;height:20px;transition:transform .2s;position:absolute;top:2px;left:2px}.privacy-security__two-factor .auth-methods .method-item .toggle-switch--active:after{transform:translate(24px)}.privacy-security__privacy-settings .setting-group{margin-bottom:2rem}.privacy-security__privacy-settings .setting-group:last-child{margin-bottom:0}.privacy-security__privacy-settings .setting-group h3{color:#2d3748;margin-bottom:1rem;font-size:1.125rem;font-weight:600}.privacy-security__privacy-settings .setting-group .setting-item{border-bottom:1px solid #f7fafc;justify-content:space-between;align-items:flex-start;padding:1rem 0;display:flex}.privacy-security__privacy-settings .setting-group .setting-item:last-child{border-bottom:none}.privacy-security__privacy-settings .setting-group .setting-item-content{flex:1;margin-right:1rem}.privacy-security__privacy-settings .setting-group .setting-item-content h4{color:#2d3748;margin-bottom:.25rem;font-size:1rem;font-weight:500}.privacy-security__privacy-settings .setting-group .setting-item-content p{color:#718096;font-size:.875rem;line-height:1.5}.privacy-security__privacy-settings .setting-group .setting-item-control{align-items:center;display:flex}.privacy-security__privacy-settings .setting-group .setting-item-control select{color:#2d3748;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:6px;padding:.5rem;font-size:.875rem}.privacy-security__privacy-settings .setting-group .setting-item-control select:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #3182ce1a}.privacy-security__save-button{text-align:center;margin-top:2rem;position:sticky;bottom:2rem}.privacy-security__save-button .btn-save{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:.75rem 2rem;font-size:1rem;font-weight:600;transition:all .2s;box-shadow:0 4px 12px #3182ce1a}.privacy-security__save-button .btn-save:hover{background:var(--primary-400);transform:translateY(-1px);box-shadow:0 6px 16px #3182ce1a}.privacy-security__save-button .btn-save:disabled{cursor:not-allowed;box-shadow:none;background:#a0aec0;transform:none}@media (max-width:768px){.privacy-security,.privacy-security__section-header,.privacy-security__section-content{padding:1rem}.privacy-security__password-management .password-item,.privacy-security__privacy-settings .setting-item{flex-direction:column;align-items:flex-start}.privacy-security__password-management .password-item-action,.privacy-security__password-management .password-item-control,.privacy-security__privacy-settings .setting-item-action,.privacy-security__privacy-settings .setting-item-control{width:100%;margin-top:.75rem}}
.change-password{max-width:500px;margin:0 auto;padding:2rem}.change-password__section{background:#fff;border-radius:.5rem;padding:2rem;box-shadow:0 1px 3px #0000001a}.change-password__title{text-align:center;margin-bottom:2rem;font-size:1.5rem;font-weight:700}.change-password__form{flex-direction:column;gap:1.5rem;display:flex}.change-password__field{flex-direction:column;gap:.5rem;display:flex}.change-password__field label{font-size:.875rem;font-weight:500}.change-password__field input{border:1px solid #d1d5db;border-radius:.5rem;padding:.75rem 1rem;font-size:1rem;transition:border-color .2s}.change-password__field input:focus{border-color:var(--primary-200);outline:none;box-shadow:0 0 0 3px #3b82f61a}.change-password__field input.error{border-color:#ef4444}.change-password__error{color:#ef4444;margin-top:.25rem;font-size:.875rem}.change-password__button{background-color:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:.5rem;padding:.75rem 2rem;font-size:1rem;font-weight:500;transition:background-color .2s}.change-password__button:hover{background-color:var(--primary-400)}.change-password__button:disabled{cursor:not-allowed;background-color:#9ca3af}.change-password__cancel{color:#6b7280;background-color:#0000;border:1px solid #d1d5db;margin-right:1rem}.change-password__cancel:hover{color:#374151;background-color:#f9fafb}.change-password__actions{justify-content:flex-end;margin-top:1rem;display:flex}@media (max-width:640px){.change-password{margin:0 1rem;padding:1rem}.change-password__actions{flex-direction:column-reverse;gap:.75rem}.change-password__actions button{width:100%;margin-right:0}}
.interests-settings{margin:0 auto;padding:1.5rem}.interests-settings__header{margin-bottom:2rem}.interests-settings__header h2{margin-bottom:.5rem;font-size:26px}.interests-settings__header p{color:#718096;font-size:1rem}.interests-settings__category{margin-bottom:2rem}.interests-settings__category-title{align-items:center;margin-bottom:1rem;font-size:1.25rem;font-weight:500;display:flex}.interests-settings__category-title:before{content:"";background:var(--primary);border-radius:2px;width:4px;height:1.25rem;margin-right:.75rem}.interests-settings__category-grid{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.interests-settings__interest-item{cursor:pointer;background:#fff;border:2px solid #e2e8f0;border-radius:8px;align-items:center;gap:8px;padding:5px 8px;transition:all .2s;display:flex;position:relative}.interests-settings__interest-item:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 12px #4299e126}.interests-settings__interest-item--selected{border-color:var(--primary);background:var(--primary-50)}.interests-settings__interest-item--selected .interests-settings__interest-checkbox{background:var(--primary);border-color:var(--primary)}.interests-settings__interest-item--selected .interests-settings__interest-checkbox:after{opacity:1}.interests-settings__interest-checkbox{background:#fff;border:2px solid #cbd5e0;border-radius:4px;width:16px;height:16px;transition:all .2s;position:relative}.interests-settings__interest-checkbox:after{content:"✓";color:#fff;opacity:0;font-size:12px;transition:opacity .2s;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.interests-settings__interest-label{color:#2d3748;font-size:14px}.interests-settings__interest-description{color:#718096;font-size:.875rem;line-height:1.4}.interests-settings__actions{border-top:1px solid #e2e8f0;justify-content:flex-end;gap:1rem;margin-top:2rem;padding-top:1.5rem;display:flex}.interests-settings__actions .btn{cursor:pointer;border:none;border-radius:6px;padding:.75rem 1.5rem;font-weight:500;transition:all .2s}.interests-settings__actions .btn--secondary{color:#4a5568;background:#f7fafc;border:1px solid #e2e8f0}.interests-settings__actions .btn--secondary:hover{background:#edf2f7}.interests-settings__actions .btn--primary{background:var(--primary);color:#fff}.interests-settings__actions .btn--primary:hover{background:var(--primary-200)}.interests-settings__actions .btn--primary:disabled{cursor:not-allowed;background:#a0aec0}.interests-settings__selected-count{color:#4a5568;margin-bottom:1rem;font-size:.875rem}.interests-settings__selected-count span{color:var(--primary);font-weight:600}@media (max-width:768px){.interests-settings{padding:1rem}.interests-settings__category-grid{grid-template-columns:1fr}.interests-settings__actions{flex-direction:column}.interests-settings__actions .btn{width:100%}}