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var(--color-border);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.85rem;font-weight:700;display:flex}.member-details{flex-direction:column;min-width:0;display:flex}.member-display-name{color:var(--color-text);white-space:nowrap;text-overflow:ellipsis;font-size:.85rem;font-weight:700;overflow:hidden}.member-username{color:var(--color-text-secondary);font-size:.775rem}.member-badge-col{flex-shrink:0;align-items:center;gap:8px;display:flex}.role-badge{text-transform:uppercase;border-radius:4px;padding:2px 6px;font-size:.65rem;font-weight:700}.role-badge.role-owner{background-color:var(--badge-pro-bg);color:var(--badge-pro-text)}.role-badge.role-member{background-color:var(--color-surface-alt);color:var(--color-text-secondary);border:1px solid var(--color-border)}.btn-remove-member-trigger{border:1px solid var(--color-border);color:var(--color-text-secondary);cursor:pointer;background:0 0;border-radius:4px;justify-content:center;align-items:center;padding:4px;transition:all .2s;display:flex}.btn-remove-member-trigger:hover{border-color:var(--color-danger);color:var(--color-danger);background-color:#fee2e2}@media (width<=992px){.project-layout-grid{grid-template-columns:1fr}}@media (width<=768px){.project-details-header-card{padding:24px 16px}}.profile-container{flex-direction:column;gap:20px;display:flex}.profile-success-alert,.profile-error-alert{border-radius:var(--radius-md);box-shadow:var(--shadow-card);align-items:center;gap:10px;padding:12px 16px;font-size:.9rem;font-weight:600;display:flex}.profile-success-alert{color:var(--color-success);background-color:#dcfce7;border:1px solid #bbf7d0}.profile-error-alert{color:var(--color-danger);background-color:#fee2e2;border:1px solid #fca5a5}.profile-layout-grid{grid-template-columns:280px 1fr;align-items:flex-start;gap:32px;display:grid}.avatar-card-panel{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);text-align:center;flex-direction:column;align-items:center;padding:32px;display:flex}.avatar-preview-container{border:3px solid var(--color-border);background-color:var(--color-bg);cursor:pointer;border-radius:50%;width:140px;height:140px;position:relative;overflow:hidden;box-shadow:0 4px 6px -1px #0000000d}.profile-large-avatar{object-fit:cover;width:100%;height:100%}.profile-large-avatar-placeholder{background-color:var(--color-primary-bg);width:100%;height:100%;color:var(--color-primary);justify-content:center;align-items:center;font-size:3.5rem;font-weight:800;display:flex}.avatar-upload-overlay{color:#fff;opacity:0;text-transform:uppercase;background-color:#0f172ab3;flex-direction:column;justify-content:center;align-items:center;gap:8px;width:100%;height:100%;font-size:.75rem;font-weight:700;transition:opacity .2s;display:flex;position:absolute;top:0;left:0}.avatar-preview-container:hover .avatar-upload-overlay{opacity:1}.profile-panel-display-name{color:var(--color-text);text-overflow:ellipsis;white-space:nowrap;max-width:100%;margin:16px 0 4px;font-size:1.25rem;font-weight:800;overflow:hidden}.profile-panel-username{color:var(--color-text-secondary);font-size:.9rem}.profile-badge-row{justify-content:center;margin-top:8px;display:flex}.profile-role-badge{text-transform:uppercase;border-radius:6px;align-items:center;padding:4px 10px;font-size:.725rem;font-weight:800;display:flex}.profile-role-badge.role-student{background-color:var(--color-primary-bg);color:var(--color-primary)}.profile-role-badge.role-teacher{background-color:var(--badge-pro-bg);color:var(--badge-pro-text)}.btn-view-public-profile{border:1px solid var(--color-border);color:var(--color-text-secondary);border-radius:var(--radius-md);cursor:pointer;background:0 0;justify-content:center;align-items:center;gap:6px;width:100%;padding:8px;font-size:.825rem;font-weight:600;transition:all .2s;display:flex}.btn-view-public-profile:hover{border-color:var(--color-primary);color:var(--color-primary);background-color:var(--color-primary-bg)}.settings-fields-card{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);flex-direction:column;gap:24px;padding:32px;display:flex}.settings-title{color:var(--color-text);border-bottom:1px solid var(--color-border);align-items:center;gap:8px;margin:0;padding-bottom:12px;font-size:1.25rem;font-weight:800;display:flex}.profile-settings-form{flex-direction:column;gap:20px;display:flex}.locked-label{color:var(--color-text-secondary);background-color:var(--color-surface-alt);border-radius:4px;align-items:center;gap:4px;padding:2px 6px;font-size:.725rem;font-weight:700;display:flex}.input-caption{color:var(--color-text-secondary);margin-top:4px;font-size:.75rem}.btn-save-profile{background-color:var(--color-primary);color:var(--color-on-primary);border-radius:var(--radius-md);cursor:pointer;border:none;align-self:flex-start;padding:12px 24px;font-size:.95rem;font-weight:700;transition:all .2s}.btn-save-profile:hover:not(:disabled){background-color:var(--color-primary-hover)}.btn-save-profile:disabled{opacity:.5;cursor:not-allowed}.teacher-password-block{background-color:var(--color-surface-alt);border:1px solid var(--color-border);border-radius:var(--radius-md);flex-direction:column;gap:8px;padding:20px;display:flex}.settings-subtitle{color:var(--color-text);margin:0;font-size:1.05rem;font-weight:700}.settings-desc{color:var(--color-text-secondary);margin:0 0 8px;font-size:.85rem}.btn-change-password{background-color:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text-secondary);border-radius:var(--radius-md);cursor:pointer;align-items:center;gap:8px;width:fit-content;padding:10px 20px;font-size:.875rem;font-weight:700;transition:all .2s;display:flex}.btn-change-password:hover{border-color:var(--color-primary);color:var(--color-primary);background-color:var(--color-primary-bg)}.divider-line{border:none;border-top:1px solid var(--color-border);width:100%;margin:12px 0}@media (width<=768px){.profile-layout-grid{grid-template-columns:1fr;gap:24px}.avatar-card-panel,.settings-fields-card{padding:24px}.btn-save-profile{width:100%}.btn-change-password{justify-content:center;width:100%}}.search-page{flex-direction:column;gap:24px;max-width:760px;margin:0 auto;display:flex}.search-page-header{align-items:center;gap:16px;display:flex}.search-back-btn{color:var(--color-text-secondary);cursor:pointer;background:0 0;border:none;align-items:center;gap:6px;padding:4px 0;font-size:.875rem;transition:color .2s;display:flex}.search-back-btn:hover{color:var(--color-primary)}.search-page-title{color:var(--color-text);margin:0;font-size:1.5rem;font-weight:700}.search-page-form{width:100%}.search-page-input-wrap{background-color:var(--color-surface);border:1.5px solid var(--color-border);border-radius:var(--radius-md);align-items:center;gap:10px;padding:4px 4px 4px 16px;transition:border-color .2s;display:flex}.search-page-input-wrap:focus-within{border-color:var(--color-primary)}.search-page-icon{color:var(--color-text-secondary);flex-shrink:0}.search-page-input{color:var(--color-text);background:0 0;border:none;outline:none;flex:1;padding:8px 0;font-size:1rem}.search-page-btn{background-color:var(--color-primary);color:var(--color-on-primary);border-radius:calc(var(--radius-md) - 4px);cursor:pointer;white-space:nowrap;border:none;padding:10px 20px;font-size:.9rem;font-weight:600;transition:background-color .2s}.search-page-btn:hover{background-color:var(--color-primary-hover)}.search-status{color:var(--color-text-secondary);text-align:center;padding:32px;font-size:.95rem}.search-error{color:var(--color-error,#dc2626)}.search-hint{color:var(--color-text-secondary)}.search-summary{color:var(--color-text-secondary);margin:0;font-size:.9rem}.search-section{flex-direction:column;gap:8px;display:flex}.search-section-title{color:var(--color-text);border-bottom:1px solid var(--color-border);align-items:center;gap:8px;margin:0;padding-bottom:8px;font-size:1rem;font-weight:700;display:flex}.search-result-list{flex-direction:column;gap:2px;display:flex}.search-result-item{border-radius:var(--radius-sm);cursor:pointer;flex-direction:column;gap:4px;padding:12px 14px;transition:background-color .15s;display:flex}.search-result-item:hover{background-color:var(--color-surface-alt)}.result-title{color:var(--color-primary);font-size:.95rem;font-weight:600}.result-desc{color:var(--color-text-secondary);-webkit-line-clamp:1;-webkit-box-orient:vertical;font-size:.825rem;display:-webkit-box;overflow:hidden}.public-profile-container{flex-direction:column;gap:20px;display:flex}.public-profile-card{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);flex-direction:column;gap:32px;padding:40px;display:flex}.public-profile-header{border-bottom:1px solid var(--color-border);align-items:center;gap:32px;padding-bottom:32px;display:flex}.public-avatar{object-fit:cover;border:3px solid var(--color-border);border-radius:50%;flex-shrink:0;width:140px;height:140px;box-shadow:0 4px 10px #0000000d}.public-avatar-placeholder{background-color:var(--color-primary-bg);width:140px;height:140px;color:var(--color-primary);border:3px solid var(--color-border);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:3.5rem;font-weight:800;display:flex;box-shadow:0 4px 10px #0000000d}.public-user-meta{flex-direction:column;flex-grow:1;gap:12px;display:flex}.display-name-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.public-display-name{color:var(--color-text);margin:0;font-size:1.75rem;font-weight:800}.admin-verified-badge{color:var(--color-danger);text-transform:uppercase;background-color:#fee2e2;border:1px solid #fca5a5;border-radius:6px;align-items:center;gap:4px;padding:4px 8px;font-size:.725rem;font-weight:800;display:flex}.public-username{color:var(--color-text-secondary);font-size:1rem}.public-badges-row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.dept-badge{text-transform:uppercase;color:#2563eb;background-color:#eff6ff;border:1px solid #bfdbfe;border-radius:6px;align-items:center;padding:4px 10px;font-size:.725rem;font-weight:800;display:flex}.joined-timestamp{color:var(--color-text-secondary);align-items:center;font-size:.825rem;display:flex}.public-profile-body{flex-direction:column;gap:16px;display:flex}.body-section-title{color:var(--color-text);border-left:3px solid var(--color-primary);margin:0;padding-left:10px;font-size:1.1rem;font-weight:700}.public-bio-text{color:var(--color-text-secondary);white-space:pre-wrap;margin:0;font-size:1rem;line-height:1.7}@media (width<=640px){.public-profile-header{text-align:center;flex-direction:column;align-items:center;gap:20px}.public-profile-card{padding:24px}.display-name-row,.public-badges-row,.joined-timestamp{justify-content:center}}.auth-page{background-color:var(--color-bg);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.auth-card{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);width:100%;max-width:460px;box-shadow:var(--shadow-card);flex-direction:column;gap:20px;padding:40px 36px;display:flex}.auth-back-btn{color:var(--color-text-secondary);cursor:pointer;background:0 0;border:none;align-items:center;gap:4px;width:fit-content;margin-bottom:-4px;padding:0;font-size:.825rem;font-weight:600;transition:color .15s;display:inline-flex}.auth-back-btn:hover{color:var(--color-primary)}.role-picker{grid-template-columns:1fr 1fr;gap:14px;display:grid}.role-card{background-color:var(--color-surface);border:2px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;text-align:center;flex-direction:column;align-items:center;gap:10px;padding:24px 16px;transition:all .2s;display:flex}.role-card:hover{border-color:var(--color-primary);background-color:var(--color-primary-bg);transform:translateY(-2px);box-shadow:0 4px 12px #2563eb1a}.role-card-icon{color:var(--color-primary)}.role-card-label{color:var(--color-text);font-size:1rem;font-weight:700}.role-card-desc{color:var(--color-text-secondary);font-size:.775rem;line-height:1.4}.auth-error{color:var(--color-danger,#dc2626);text-align:center;border-radius:var(--radius-sm);background-color:#fef2f2;border:1px solid #fecaca;padding:10px 14px;font-size:.875rem;font-weight:600}.auth-divider{color:var(--color-text-secondary);letter-spacing:.5px;text-transform:uppercase;align-items:center;gap:12px;font-size:.8rem;font-weight:600;display:flex}.auth-divider:before,.auth-divider:after{content:"";background-color:var(--color-border);flex:1;height:1px}.auth-footer-link{color:var(--color-text-secondary);text-align:center;margin:0;font-size:.85rem}.auth-footer-link a{color:var(--color-primary);font-weight:600;text-decoration:none}.auth-footer-link a:hover{text-decoration:underline}.teacher-apply-note{background-color:var(--color-surface-alt);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text-secondary);align-items:flex-start;gap:8px;padding:10px 14px;font-size:.825rem;line-height:1.5;display:flex}.pending-info-box{border-radius:var(--radius-md);color:#166534;background-color:#f0fdf4;border:1px solid #bbf7d0;align-items:flex-start;gap:12px;padding:14px 16px;font-size:.875rem;line-height:1.5;display:flex}.auth-form-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}@media (width<=480px){.auth-card{padding:32px 20px}.role-picker,.auth-form-row{grid-template-columns:1fr}}