.one-page-seo-checker-container{max-width:1400px;margin:0 auto;padding:40px 20px;min-height:calc(100vh - 200px)}.checker-header{text-align:center;margin-bottom:50px}.checker-header h1{font-size:2.5rem;color:#1a1a1a;margin-bottom:16px;font-weight:700;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.checker-header p{font-size:1.1rem;color:#666;max-width:700px;margin:0 auto;line-height:1.6}.checker-form-section{background:white;border-radius:12px;padding:40px;box-shadow:0 2px 8px rgba(0,0,0,.1);margin-bottom:30px}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));grid-gap:20px;gap:20px;margin-bottom:30px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-weight:600;color:#333;font-size:.95rem}.input-with-icon{position:relative;display:flex;align-items:center}.input-icon{position:absolute;left:14px;color:#667eea;z-index:1}.input-with-icon .form-input{padding-left:42px}.form-input{padding:12px 14px;border:2px solid #e0e0e0;border-radius:8px;font-size:.95rem;transition:border-color .3s;font-family:inherit;width:100%}.form-input:focus{outline:none;border-color:#667eea}.form-hint{font-size:.85rem;color:#666;margin-top:-4px}.error-message{display:flex;align-items:center;gap:10px;padding:12px 16px;background:#fee2e2;border:1px solid #fecaca;border-radius:8px;color:#dc2626}.error-message,.progress-section{margin-bottom:20px}.progress-bar{width:100%;height:8px;background:#e0e0e0;border-radius:4px;overflow:hidden;margin-bottom:10px}.progress-fill{height:100%;background:linear-gradient(90deg,#667eea,#764ba2);transition:width .3s ease}.progress-text{text-align:center;color:#666;font-size:.9rem}.form-actions{display:flex;justify-content:center;margin-top:30px}.check-btn{display:flex;align-items:center;gap:10px;padding:16px 40px;background:linear-gradient(135deg,#667eea,#764ba2);color:white;border:none;border-radius:8px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.check-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px rgba(102,126,234,.4)}.check-btn:disabled{opacity:.6;cursor:not-allowed}.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:white;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.checker-results{background:white;box-shadow:0 2px 8px rgba(0,0,0,.1)}.checker-results,.overall-score-section{border-radius:12px;padding:30px;margin-bottom:30px}.overall-score-section{display:flex;align-items:center;gap:40px;background:linear-gradient(135deg,rgba(102,126,234,.1),rgba(118,75,162,.1));flex-wrap:wrap}.score-circle{display:flex;flex-direction:column;align-items:center;justify-content:center;width:150px;height:150px;border-radius:50%;background:white;box-shadow:0 4px 12px rgba(0,0,0,.1)}.score-value{font-size:3rem;font-weight:800;line-height:1;margin-bottom:8px}.score-value.excellent{color:#22c55e}.score-value.good{color:#3b82f6}.score-value.fair{color:#f59e0b}.score-value.poor{color:#dc2626}.score-label{font-size:.9rem;color:#666;text-transform:uppercase;letter-spacing:1px}.score-breakdown{display:flex;gap:30px;flex:1 1;flex-wrap:wrap}.breakdown-item{display:flex;flex-direction:column;gap:5px}.breakdown-label{font-size:.9rem;color:#666}.breakdown-value{font-size:1.8rem;font-weight:700}.breakdown-value.success{color:#22c55e}.breakdown-value.warning{color:#f59e0b}.breakdown-value.error{color:#dc2626}.section-nav{display:flex;gap:10px;margin-bottom:25px;border-bottom:2px solid #e0e0e0;flex-wrap:wrap;overflow-x:auto}.nav-btn{padding:12px 20px;background:transparent;border:none;border-bottom:3px solid transparent;font-weight:600;color:#666;cursor:pointer;transition:all .3s;margin-bottom:-2px;white-space:nowrap}.nav-btn:hover{color:#667eea}.nav-btn.active{color:#667eea;border-bottom-color:#667eea}.results-actions{display:flex;flex-wrap:wrap;gap:15px;margin-bottom:25px}.action-btn{display:flex;align-items:center;gap:8px;padding:12px 20px;background:white;border:2px solid #e0e0e0;border-radius:8px;font-size:.95rem;font-weight:600;color:#333;cursor:pointer;transition:all .3s}.action-btn:hover{border-color:#667eea;color:#667eea;transform:translateY(-2px);box-shadow:0 4px 12px rgba(102,126,234,.2)}.action-btn.primary{background:linear-gradient(135deg,#667eea,#764ba2);color:white;border-color:transparent}.action-btn.primary:hover{box-shadow:0 4px 12px rgba(102,126,234,.4)}.section-content{min-height:400px}.detailed-section h3,.overview-section h3{font-size:1.5rem;margin-bottom:20px;color:#1a1a1a}.overview-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:20px;gap:20px}.section-card{padding:20px;background:#f8f9fa;border-radius:8px;border:1px solid #e0e0e0;transition:transform .3s,box-shadow .3s}.section-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.1)}.section-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.section-card-header h4{font-size:1.2rem;color:#1a1a1a;margin:0}.section-score{padding:4px 12px;border-radius:12px;font-size:.9rem;font-weight:700}.section-score.excellent{background:#d1fae5;color:#065f46}.section-score.good{background:#dbeafe;color:#1e40af}.section-score.fair{background:#fef3c7;color:#92400e}.section-score.poor{background:#fee2e2;color:#991b1b}.section-stats{display:flex;gap:15px;margin-bottom:12px;flex-wrap:wrap}.stat-item{display:flex;align-items:center;gap:6px;font-size:.9rem;color:#666}.stat-icon.pass{color:#22c55e}.stat-icon.warning{color:#f59e0b}.stat-icon.error{color:#dc2626}.section-summary{color:#666;line-height:1.6;font-size:.95rem;margin:0}.items-list{display:flex;flex-direction:column;gap:15px}.item-card{padding:20px;background:white;border-radius:8px;border:1px solid #e0e0e0;border-left:4px solid #667eea}.item-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}.status-icon{flex-shrink:0}.status-icon.pass{color:#22c55e}.status-icon.warning{color:#f59e0b}.status-icon.error{color:#dc2626}.item-name{font-weight:600;color:#1a1a1a;font-size:1.1rem;flex:1 1}.item-score{padding:4px 10px;border-radius:12px;font-size:.85rem;font-weight:600}.item-score.excellent{background:#d1fae5;color:#065f46}.item-score.good{background:#dbeafe;color:#1e40af}.item-score.fair{background:#fef3c7;color:#92400e}.item-score.poor{background:#fee2e2;color:#991b1b}.item-value{padding:8px;background:#f8f9fa;border-radius:4px;margin-bottom:10px;font-size:.9rem}.item-value code{color:#667eea;font-family:Courier New,monospace;font-weight:600}.item-description{color:#666;line-height:1.6;margin-bottom:10px}.item-recommendation{padding:12px;background:#f0f9ff;border-left:3px solid #3b82f6;border-radius:4px;color:#1e40af;margin-bottom:10px}.item-quickfix{padding:12px;background:#f0fdf4;border-left:3px solid #22c55e;border-radius:4px;color:#166534}.quick-fixes-section{margin-top:30px;padding:20px;background:#f0fdf4;border-radius:8px;border:1px solid #bbf7d0}.quick-fixes-section h3{color:#166534;margin-bottom:15px}.quick-fixes-list{list-style:none;padding:0;margin:0}.quick-fixes-list li{display:flex;align-items:flex-start;gap:10px;padding:10px 0;color:#166534;border-bottom:1px solid #bbf7d0}.quick-fixes-list li:last-child{border-bottom:none}.fix-icon{flex-shrink:0;margin-top:2px;color:#22c55e}.recommendations-section{margin-top:30px}.recommendations-section h3{font-size:1.5rem;margin-bottom:20px;color:#1a1a1a}.recommendations-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:20px;gap:20px}.recommendation-card{padding:20px;background:linear-gradient(135deg,rgba(102,126,234,.05),rgba(118,75,162,.05));border:1px solid rgba(102,126,234,.2);border-radius:8px}.rec-header{display:flex;align-items:center;gap:10px;margin-bottom:12px}.rec-header h4{font-size:1.1rem;color:#1a1a1a;margin:0}.rec-description{color:#666;line-height:1.6;margin-bottom:12px}.rec-priority{display:inline-block;padding:4px 10px;border-radius:12px;font-size:.75rem;font-weight:600}.rec-priority.high{background:#fee2e2;color:#dc2626}.rec-priority.medium{background:#fef3c7;color:#d97706}.rec-priority.low{background:#dbeafe;color:#2563eb}.checker-info{background:white;border-radius:12px;padding:40px;box-shadow:0 2px 8px rgba(0,0,0,.1)}.checker-info h3{text-align:center;font-size:2rem;margin-bottom:30px;color:#1a1a1a}.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));grid-gap:25px;gap:25px}.info-card{text-align:center;padding:25px;border-radius:8px;border:1px solid #e0e0e0;transition:transform .3s,box-shadow .3s}.info-card:hover{transform:translateY(-5px);box-shadow:0 8px 20px rgba(0,0,0,.1)}.info-card svg{margin-bottom:15px}.info-card h4{font-size:1.2rem;margin-bottom:10px;color:#1a1a1a}.info-card p{color:#666;line-height:1.6;font-size:.95rem}@media (max-width:768px){.checker-header h1{font-size:2rem}.checker-form-section{padding:25px}.form-grid{grid-template-columns:1fr}.overall-score-section{flex-direction:column;text-align:center}.score-breakdown{justify-content:center}.section-nav{overflow-x:auto;flex-wrap:nowrap}.results-actions{flex-direction:column}.action-btn{width:100%;justify-content:center}.info-grid,.overview-grid,.recommendations-list{grid-template-columns:1fr}}