:root{--color-primary: #0066cc;--color-primary-hover: rgba(0, 102, 204, 1);--color-primary-light: rgba(0, 102, 204, .1);--color-primary-medium: rgba(0, 102, 204, .8);--color-success: #166534;--color-success-alt: #2e7d32;--color-success-bright: #22c55e;--color-success-dark: #059669;--color-bg-success: #f0fdf4;--color-bg-success-alt: #dcfce7;--color-bg-success-alt2: #e8f5e9;--color-border-success: #86efac;--color-error: #dc2626;--color-error-light: #ef4444;--color-bg-error: #fee;--color-text-primary: #1a1a1a;--color-text-secondary: #333;--color-text-tertiary: #666;--color-text-quaternary: #999;--color-text-light: #d4d4d4;--color-text-lightest: #e5e7eb;--color-text-white: #ffffff;--color-text-muted: #ccc;--color-text-border: #d1d5db;--color-bg-page: #f5f5f5;--color-bg-light: #f8f9fa;--color-bg-white: #ffffff;--color-bg-footer: #333;--color-bg-footer-divider: #555;--color-toolbar: #2a2a2a;--color-border: #e5e7eb;--color-border-alt: #dee2e6;--color-border-alt2: #e2e8f0;--color-border-alt3: #ced4da;--color-border-light: #e0e0e0;--color-border-lighter: #f0f0f0;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--radius-xl: 12px;--radius-pill: 20px;--radius-full: 24px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .1);--shadow-md: 0 2px 8px rgba(0, 0, 0, .15);--shadow-lg: 0 4px 12px rgba(0, 0, 0, .15);--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.25rem;--font-size-xl: 1.5rem;--font-size-2xl: 2rem;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;color:var(--color-text-secondary);background-color:var(--color-bg-page)}.container{max-width:1200px;margin:0 auto;padding:0 20px}header{background:#fff;box-shadow:0 2px 4px #0000001a;position:sticky;top:0;z-index:100}header .container{display:flex;align-items:center;justify-content:space-between;padding:1rem 20px;gap:2rem}.logo{display:flex;align-items:center;text-decoration:none;flex-shrink:0}.logo img{height:70px;width:auto}.header-center{flex:1;max-width:500px;display:flex;justify-content:center}.search-wrapper,.search-input-container{position:relative;width:100%}.search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:#999;pointer-events:none}.search-input{width:100%;padding:.625rem 1rem .625rem 2.5rem;border:1px solid #e0e0e0;border-radius:24px;font-size:.875rem;outline:none;transition:all .2s;background:#f8f9fa}.search-input:focus{background:#fff;border-color:#06c;box-shadow:0 0 0 3px #0066cc1a}.search-results{position:absolute;top:calc(100% + 8px);left:0;right:0;background:#fff;border:1px solid #e0e0e0;border-radius:8px;box-shadow:0 4px 12px #00000026;max-height:400px;overflow-y:auto;z-index:1000;display:none}.search-results.active{display:block}.search-result-item{padding:.75rem 1rem;border-bottom:1px solid #f0f0f0;cursor:pointer;transition:background .15s;text-decoration:none;display:block;color:inherit}.search-result-item:last-child{border-bottom:none}.search-result-item:hover{background:#f8f9fa}.search-result-title{font-weight:600;color:#1a1a1a;margin-bottom:.25rem;font-size:.875rem}.search-result-description{font-size:.75rem;color:#666;line-height:1.4}.search-no-results{padding:1.5rem 1rem;text-align:center;color:#999;font-size:.875rem}nav ul{display:flex;gap:2rem;list-style:none}nav a{text-decoration:none;color:#666;font-weight:500;transition:color .2s;white-space:nowrap}nav a:hover{color:var(--color-text-secondary)}main{min-height:calc(100vh - 200px);padding:2rem 0}footer{background:var(--color-bg-footer);color:var(--color-text-white);padding:2rem 0;margin-top:4rem}footer .container{display:flex;flex-direction:column;gap:2rem}footer .footer-top{display:flex;justify-content:space-between;align-items:center;gap:2rem;padding-bottom:2rem;border-bottom:1px solid var(--color-bg-footer-divider)}footer .footer-logo img{height:80px;width:auto}footer .footer-links ul{list-style:none;display:flex;flex-wrap:wrap;gap:2rem}footer .footer-links a{color:var(--color-text-muted);text-decoration:none;transition:color .2s}footer .footer-links a:hover{color:var(--color-text-white)}footer .footer-privacy{display:flex;align-items:flex-start;gap:1rem;padding:1.5rem;background:#22c55e1a;border:1px solid rgba(34,197,94,.3);border-radius:var(--radius-lg);margin:.5rem 0}footer .footer-privacy svg{color:var(--color-success-bright);flex-shrink:0;margin-top:.125rem}footer .footer-privacy p{color:var(--color-text-lightest);font-size:.875rem;line-height:1.6;margin:0}footer .footer-privacy strong{color:var(--color-text-white)}footer .footer-bottom{display:flex;justify-content:space-between;align-items:center;font-size:.875rem;color:var(--color-text-muted)}footer .footer-copyright{color:var(--color-text-muted)}footer .footer-credit a{color:var(--color-text-white);text-decoration:none;font-weight:500}footer .footer-credit a:hover{text-decoration:underline}.ad-banner{background:#e0e0e0;border:1px dashed #999;padding:1rem;margin:1rem 0;text-align:center;color:#666;font-size:.875rem}.ad-banner-top{margin-bottom:2rem}.ad-banner-sidebar{position:sticky;top:100px}.ad-banner-bottom{margin-top:2rem}@media(max-width:968px){header .container{gap:1rem}.header-center{max-width:300px}nav ul{gap:1rem}}@media(max-width:768px){header .container{flex-wrap:wrap}.header-center{order:3;flex:1 1 100%;max-width:100%}nav ul{gap:1rem;font-size:.875rem}footer .footer-top{flex-direction:column;align-items:center;text-align:center}footer .footer-links ul{justify-content:center}footer .footer-privacy{padding:1.25rem;gap:.75rem}footer .footer-privacy p{font-size:.8125rem}footer .footer-bottom{flex-direction:column;gap:1rem;text-align:center}}