:root{--bs-primary:#0d6efd;--bs-primary-rgb:13,110,253;--gradient-primary:linear-gradient(135deg,#667eea 0%,#764ba2 100%);--gradient-secondary:linear-gradient(135deg,#f093fb 0%,#f5576c 100%);--shadow-sm:0 .125rem .25rem rgba(0,0,0,.075);--shadow:0 .5rem 1rem rgba(0,0,0,.15);--border-radius:.5rem;--border-radius-lg:1rem;--transition:all .3s ease}[data-bs-theme="dark"]{--bs-body-bg:#1a1a1a;--bs-body-color:#e9ecef;--bs-card-bg:#2d2d2d;--bs-border-color:#404040}*{box-sizing:border-box}body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;transition:var(--transition);background-color:#f8f9fa}.lead.text-white-50{font-size:1.25rem;color:rgba(255,255,255,.5);margin-bottom:3rem}[data-bs-theme="dark"] body{background-color:#1a1d23}html{scroll-behavior:smooth}.hero-section,.hero-section.bg-gradient{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)!important;min-height:40vh;display:flex;align-items:center;position:relative;overflow:hidden;border-bottom:1px solid rgba(0,0,0,.1);color:white}[data-bs-theme="dark"] .hero-section,[data-bs-theme="dark"] .hero-section.bg-gradient{background:linear-gradient(135deg,#2d3748 0%,#1a202c 100%)!important;border-bottom:1px solid rgba(255,255,255,.1);color:white}.hero-section::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(0,0,0,0.05)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');opacity:.5}[data-bs-theme="dark"] .hero-section::before{background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>')}.hero-section .container{position:relative;z-index:1}.hero-section .text-white,.hero-section h1,.hero-section p{color:white!important}.hero-section .text-white-50{color:rgba(255,255,255,.75)!important}.hero-section h1{animation:fadeInUp .8s ease-out}.hero-section p{animation:fadeInUp .8s ease-out .2s both}.feature-icon{width:80px;height:80px;display:flex;align-items:center;justify-content:center;font-size:2rem;transition:var(--transition);margin:0 auto;text-align:center}.feature-icon i{display:flex;align-items:center;justify-content:center;width:100%;height:100%;text-align:center;line-height:1}.card:hover .feature-icon{transform:translateY(-5px)}.card{transition:var(--transition);border-radius:var(--border-radius)}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.btn{border-radius:var(--border-radius);font-weight:500;transition:var(--transition);position:relative;overflow:hidden}.btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.btn:hover::before{left:100%}.btn-primary{background:var(--gradient-primary);border:none}.btn-primary:hover{background:var(--gradient-primary);transform:translateY(-2px);box-shadow:var(--shadow)}.form-control{border-radius:var(--border-radius);border:2px solid #e9ecef;transition:var(--transition)}.form-control:focus{border-color:var(--bs-primary);box-shadow:0 0 0 .2rem rgba(var(--bs-primary-rgb),.25)}.navbar{backdrop-filter:blur(10px);box-shadow:var(--shadow-sm)}[data-theme-nav]{background:var(--bs-primary)!important;border-bottom:1px solid rgba(255,255,255,.1)}[data-bs-theme="light"] [data-theme-nav]{background:var(--bs-primary)!important;color:white}[data-bs-theme="light"] [data-theme-nav] .navbar-brand{color:white!important}[data-bs-theme="light"] [data-theme-nav] .nav-link{color:rgba(255,255,255,.85)!important}[data-bs-theme="light"] [data-theme-nav] .nav-link:hover,[data-bs-theme="light"] [data-theme-nav] .nav-link.active{color:white!important}[data-bs-theme="light"] [data-theme-nav] .navbar-toggler{border-color:rgba(255,255,255,.3)}[data-bs-theme="light"] [data-theme-nav] .navbar-toggler-icon{background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.85%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e")}[data-bs-theme="light"] [data-theme-nav] .dropdown-menu{background-color:white;border:1px solid rgba(0,0,0,.15);box-shadow:0 .5rem 1rem rgba(0,0,0,.15)}[data-bs-theme="light"] [data-theme-nav] .dropdown-item{color:#212529}[data-bs-theme="light"] [data-theme-nav] .dropdown-item:hover{background-color:#f8f9fa;color:#212529}[data-bs-theme="dark"] [data-theme-nav]{background:#1a1d23!important;color:#e9ecef;border-bottom:1px solid rgba(255,255,255,.1)}[data-bs-theme="dark"] [data-theme-nav] .navbar-brand{color:#e9ecef!important}[data-bs-theme="dark"] [data-theme-nav] .nav-link{color:rgba(233,236,239,.75)!important}[data-bs-theme="dark"] [data-theme-nav] .nav-link:hover,[data-bs-theme="dark"] [data-theme-nav] .nav-link.active{color:#e9ecef!important}[data-bs-theme="dark"] [data-theme-nav] .navbar-toggler{border-color:rgba(255,255,255,.2)}[data-bs-theme="dark"] [data-theme-nav] .navbar-toggler-icon{background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28233, 236, 239, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e")}[data-bs-theme="dark"] [data-theme-nav] .dropdown-menu{background-color:#2d3748;border:1px solid #4a5568;box-shadow:0 .5rem 1rem rgba(0,0,0,.4)}[data-bs-theme="dark"] [data-theme-nav] .dropdown-item{color:#e9ecef}[data-bs-theme="dark"] [data-theme-nav] .dropdown-item:hover{background-color:#4a5568;color:#e9ecef}[data-bs-theme="light"] [data-theme-nav] #themeToggle{border-color:rgba(255,255,255,.3);color:rgba(255,255,255,.85)}[data-bs-theme="light"] [data-theme-nav] #themeToggle:hover{background-color:rgba(255,255,255,.1);border-color:rgba(255,255,255,.5);color:white}[data-bs-theme="dark"] [data-theme-nav] #themeToggle{border-color:rgba(233,236,239,.25);color:rgba(233,236,239,.75)}[data-bs-theme="dark"] [data-theme-nav] #themeToggle:hover{background-color:rgba(233,236,239,.1);border-color:rgba(233,236,239,.5);color:#e9ecef}.navbar-brand{font-size:1.5rem;transition:var(--transition)}.navbar-brand:hover{transform:scale(1.05)}#themeToggle{border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;transition:var(--transition)}#themeToggle:hover{transform:rotate(180deg)}.loading{position:relative;pointer-events:none}.loading::after{content:'';position:absolute;top:50%;left:50%;width:20px;height:20px;margin:-10px 0 0 -10px;border:2px solid #f3f3f3;border-top:2px solid var(--bs-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}.progress{border-radius:var(--border-radius);overflow:hidden}.progress-bar{transition:width .6s ease}.serp-preview-container{background:#f8f9fa;border-radius:var(--border-radius);padding:1.5rem;margin:1rem 0}[data-bs-theme="dark"] .serp-preview-container{background:#2d2d2d}.serp-preview{width:100%;max-width:none;background:white;border-radius:8px;padding:20px;box-shadow:0 2px 8px rgba(0,0,0,.1);font-family:arial,sans-serif;margin-bottom:1rem}[data-bs-theme="dark"] .serp-preview{background:#1a1a1a;border:1px solid #404040}.serp-url{font-size:14px;color:#5f6368;margin-bottom:2px;display:flex;align-items:center}[data-bs-theme="dark"] .serp-url{color:#9aa0a6}.serp-domain{font-weight:400}.serp-breadcrumb{margin-left:4px}.serp-title{margin-bottom:4px}.serp-title a{color:#1a0dab;text-decoration:none;font-size:20px;line-height:1.3;font-weight:400;display:block}[data-bs-theme="dark"] .serp-title a{color:#8ab4f8}.serp-title a:hover{text-decoration:underline}.serp-description{color:#4d5156;font-size:14px;line-height:1.58;margin-bottom:8px}[data-bs-theme="dark"] .serp-description{color:#bdc1c6}.serp-extras{font-size:12px;color:#5f6368;display:flex;align-items:center;gap:8px}.serp-favicon{display:inline-flex;align-items:center;margin-right:6px}.favicon-img{width:16px;height:16px;border-radius:2px;object-fit:contain;flex-shrink:0}.favicon-fallback{width:16px;height:16px;font-size:12px;color:#5f6368;display:inline-block;text-align:center;line-height:16px}[data-bs-theme="dark"] .serp-extras{color:#9aa0a6}.serp-security{color:#34a853;font-size:12px}.serp-date{color:#5f6368}[data-bs-theme="dark"] .serp-date{color:#9aa0a6}.serp-analysis-card{background:white;border-radius:var(--border-radius);padding:1rem;box-shadow:var(--shadow-sm);border:1px solid #e9ecef}[data-bs-theme="dark"] .serp-analysis-card{background:#2d2d2d;border-color:#404040}.serp-analysis-card h6{margin-bottom:.75rem;font-weight:600;color:#495057}[data-bs-theme="dark"] .serp-analysis-card h6{color:#e9ecef}.serp-metric{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.metric-label{font-size:.875rem;color:#6c757d;font-weight:500}[data-bs-theme="dark"] .metric-label{color:#adb5bd}.metric-value{font-size:.875rem;font-weight:600}.serp-analysis-card .progress{height:6px;background-color:#e9ecef;margin-bottom:.5rem}[data-bs-theme="dark"] .serp-analysis-card .progress{background-color:#495057}@media (max-width:768px){.serp-preview{padding:12px}.serp-title a{font-size:18px}.serp-description{font-size:13px}}