:root{--td-primary:#2563eb;--td-primary-hover:#1d4ed8;--td-secondary:#64748b;--td-success:#10b981;--td-error:#ef4444;--td-bg:#f8fafc;--td-card-bg:#fff;--td-border:#e2e8f0;--td-text:#1e293b;--td-text-light:#64748b;--td-radius:8px;--td-shadow:0 1px 3px rgba(0,0,0,.1);--td-shadow-hover:0 4px 12px rgba(0,0,0,.1)}.td-container{max-width:800px;margin:0 auto;padding:24px;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,sans-serif;color:var(--td-text);line-height:1.6}.td-message{padding:12px 16px;border-radius:var(--td-radius);margin-bottom:20px;font-size:14px;font-weight:500}.td-message-success{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}.td-message-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.td-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--td-border)}.td-header h2{margin:0;font-size:24px;font-weight:600;color:var(--td-text)}.td-btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;font-size:14px;font-weight:500;border-radius:var(--td-radius);text-decoration:none;cursor:pointer;border:none;transition:all .2s ease}.td-btn-primary{background:var(--td-primary);color:#fff}.td-btn-primary:hover{background:var(--td-primary-hover);transform:translateY(-1px);box-shadow:var(--td-shadow-hover)}.td-btn-secondary{background:var(--td-card-bg);color:var(--td-secondary);border:1px solid var(--td-border)}.td-btn-secondary:hover{background:var(--td-bg);border-color:var(--td-secondary)}.td-btn-small{padding:6px 12px;font-size:12px}.td-btn-full{width:100%}.td-discussion-list{display:flex;flex-direction:column;gap:12px}.td-discussion-item{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background:var(--td-card-bg);border:1px solid var(--td-border);border-radius:var(--td-radius);transition:all .2s ease}.td-discussion-item:hover{border-color:var(--td-primary);box-shadow:var(--td-shadow-hover);transform:translateY(-2px)}.td-discussion-main{flex:1;min-width:0}.td-discussion-title{margin:0 0 6px 0;font-size:16px;font-weight:600}.td-discussion-title a{color:var(--td-text);text-decoration:none}.td-discussion-title a:hover{color:var(--td-primary)}.td-discussion-meta{font-size:13px;color:var(--td-text-light)}.td-separator{margin:0 8px;opacity:.5}.td-discussion-stats{flex-shrink:0;margin-left:16px}.td-comment-count{display:inline-flex;align-items:center;gap:4px;padding:6px 12px;background:var(--td-bg);border-radius:20px;font-size:13px;color:var(--td-text-light)}.td-empty-state{text-align:center;padding:48px 24px;background:var(--td-bg);border-radius:var(--td-radius);color:var(--td-text-light)}.td-pagination{display:flex;justify-content:center;align-items:center;gap:16px;margin-top:24px;padding-top:24px;border-top:1px solid var(--td-border)}.td-page-link{padding:8px 16px;background:var(--td-card-bg);border:1px solid var(--td-border);border-radius:var(--td-radius);color:var(--td-primary);text-decoration:none;font-size:14px;transition:all .2s ease}.td-page-link:hover{background:var(--td-primary);color:#fff;border-color:var(--td-primary)}.td-page-info{font-size:14px;color:var(--td-text-light)}.td-back-link{margin-bottom:20px}.td-back-link a{color:var(--td-primary);text-decoration:none;font-size:14px}.td-back-link a:hover{text-decoration:underline}.td-single-discussion{background:var(--td-card-bg);border:1px solid var(--td-border);border-radius:var(--td-radius);padding:24px;margin-bottom:24px}.td-discussion-header h1{margin:0 0 12px 0;font-size:24px;font-weight:600}.td-discussion-content{margin-top:20px;padding-top:20px;border-top:1px solid var(--td-border)}.td-discussion-content p{margin:0 0 16px 0}.td-comments-section{margin-top:32px}.td-comments-section h3{font-size:18px;font-weight:600;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--td-border)}.td-comments-list{display:flex;flex-direction:column;gap:16px}.td-comment{background:var(--td-bg);border-radius:var(--td-radius);padding:16px}.td-comment-meta{font-size:13px;color:var(--td-text-light);margin-bottom:8px}.td-comment-content p{margin:0}.td-no-comments{color:var(--td-text-light);font-style:italic;text-align:center;padding:24px;background:var(--td-bg);border-radius:var(--td-radius)}.td-reply-form{margin-top:24px;padding-top:24px;border-top:1px solid var(--td-border)}.td-reply-form h4{margin:0 0 16px 0;font-size:16px;font-weight:600}.td-form-container{background:var(--td-card-bg);border:1px solid var(--td-border);border-radius:var(--td-radius);padding:32px}.td-form-container h2{margin:0 0 8px 0;font-size:24px;font-weight:600}.td-form-description{color:var(--td-text-light);margin-bottom:24px;font-size:14px}.td-auth-form{max-width:400px;margin:40px auto}.td-form{display:flex;flex-direction:column;gap:20px}.td-form-group{display:flex;flex-direction:column;gap:6px}.td-form-group label{font-size:14px;font-weight:500;color:var(--td-text)}.td-form-group input,.td-form-group textarea,.td-reply-form textarea{padding:12px 14px;border:1px solid var(--td-border);border-radius:var(--td-radius);font-size:14px;font-family:inherit;transition:border-color .2s ease , box-shadow .2s ease;width:100%;box-sizing:border-box}.td-form-group input:focus,.td-form-group textarea:focus,.td-reply-form textarea:focus{outline:none;border-color:var(--td-primary);box-shadow:0 0 0 3px rgba(37,99,235,.1)}.td-form-group textarea,.td-reply-form textarea{resize:vertical;min-height:120px}.td-form-actions{display:flex;gap:12px;margin-top:8px}.td-form-footer{text-align:center;margin-top:16px;padding-top:16px;border-top:1px solid var(--td-border)}.td-form-footer a{color:var(--td-primary);text-decoration:none;font-size:14px}.td-form-footer a:hover{text-decoration:underline}.td-user-widget{display:flex;align-items:center;gap:12px}.td-user-name{font-size:14px;color:var(--td-text)}.td-login-notice{text-align:center;padding:48px 24px;background:var(--td-bg);border-radius:var(--td-radius);color:var(--td-text-light)}.td-login-notice a{color:var(--td-primary);text-decoration:none;font-weight:500}.td-login-notice a:hover{text-decoration:underline}@media (max-width:640px){.td-container{padding:16px}.td-header{flex-direction:column;gap:16px;align-items:stretch;text-align:center}.td-discussion-item{flex-direction:column;align-items:flex-start;gap:12px}.td-discussion-stats{margin-left:0}.td-form-container{padding:20px}.td-form-actions{flex-direction:column}.td-btn{width:100%}.td-pagination{flex-wrap:wrap}}