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main{flex:1}html{scroll-behavior:smooth}*:focus-visible{outline:2px solid var(--color-primary-600);outline-offset:2px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);font-weight:var(--font-medium);border-radius:var(--radius-lg);transition:all var(--transition-base);cursor:pointer;border:1px solid transparent}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-sm{padding:var(--space-2) var(--space-4);font-size:var(--text-sm)}.btn-md{padding:var(--space-3) var(--space-6);font-size:var(--text-base)}.btn-lg{padding:var(--space-4) 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spin{to{transform:rotate(360deg)}}.header{position:fixed;top:0;left:0;right:0;z-index:var(--z-sticky);background:#fff;transition:all var(--transition-base);border-bottom:1px solid transparent}.header-scrolled{box-shadow:var(--shadow-sm);border-bottom-color:var(--color-gray-200)}.header-container{max-width:var(--max-w-screen-xl);margin:0 auto;padding:var(--space-4) var(--space-6);display:flex;align-items:center;justify-content:space-between}.header-logo{display:flex;align-items:center;gap:var(--space-2);font-weight:var(--font-bold);font-size:var(--text-xl);color:var(--color-gray-900);text-decoration:none}.logo-icon{font-size:1.5rem}.header-nav{display:none;gap:var(--space-8)}@media(min-width:768px){.header-nav{display:flex}}.nav-link{color:var(--color-gray-600);font-weight:var(--font-medium);transition:color 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ease-out}@media(min-width:768px){.mobile-menu{display:none}}.mobile-nav-link{padding:var(--space-3);color:var(--color-gray-700);font-weight:var(--font-medium);text-decoration:none;border-radius:var(--radius-md);transition:background-color var(--transition-fast)}.mobile-nav-link:hover{background-color:var(--color-gray-50)}.mobile-menu-actions{display:flex;flex-direction:column;gap:var(--space-2);padding-top:var(--space-4);margin-top:var(--space-2);border-top:1px solid var(--color-gray-200)}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.footer{background-color:var(--color-gray-900);color:var(--color-gray-300);padding:var(--space-16) 0 var(--space-8)}.footer-container{max-width:var(--max-w-screen-xl);margin:0 auto;padding:0 var(--space-6)}.footer-grid{display:grid;grid-template-columns:1fr;gap:var(--space-8);margin-bottom:var(--space-12)}@media(min-width:768px){.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}}.footer-col{display:flex;flex-direction:column;gap:var(--space-4)}.footer-logo{display:flex;align-items:center;gap:var(--space-2);font-weight:var(--font-bold);font-size:var(--text-xl);color:#fff;margin-bottom:var(--space-2)}.footer-desc{color:var(--color-gray-400);line-height:var(--leading-relaxed);max-width:300px}.footer-title{color:#fff;font-weight:var(--font-semibold);font-size:var(--text-lg)}.footer-link{color:var(--color-gray-400);text-decoration:none;transition:color var(--transition-fast)}.footer-link:hover{color:#fff}.footer-bottom{padding-top:var(--space-8);border-top:1px solid var(--color-gray-800);text-align:center;color:var(--color-gray-500);font-size:var(--text-sm)}.container{width:100%;margin-left:auto;margin-right:auto;padding-left:var(--space-4);padding-right:var(--space-4)}.container-sm{max-width:var(--max-w-screen-sm)}.container-md{max-width:var(--max-w-screen-md)}.container-lg{max-width:var(--max-w-screen-lg)}.container-xl{max-width:var(--max-w-screen-xl)}.container-2xl{max-width:var(--max-w-screen-2xl)}@media(min-width:768px){.container{padding-left:var(--space-6);padding-right:var(--space-6)}}.hero{min-height:100vh;display:flex;align-items:center;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;position:relative;overflow:hidden;padding-top:80px}.hero:before{content:"";position:absolute;width:500px;height:500px;background:#ffffff1a;border-radius:50%;top:-250px;right:-250px;animation:pulse 4s ease-in-out infinite}.hero:after{content:"";position:absolute;width:400px;height:400px;background:#ffffff0d;border-radius:50%;bottom:-200px;left:-200px;animation:pulse 6s ease-in-out infinite}.hero-content{text-align:center;position:relative;z-index:1;padding:var(--space-12) 0}.hero-title{font-size:var(--text-5xl);font-weight:var(--font-extrabold);line-height:var(--leading-tight);margin-bottom:var(--space-6);animation-delay:.1s}.hero-subtitle{font-size:var(--text-xl);line-height:var(--leading-relaxed);margin-bottom:var(--space-8);opacity:.9;max-width:700px;margin-left:auto;margin-right:auto;animation-delay:.2s}.hero-actions{display:flex;gap:var(--space-4);justify-content:center;flex-wrap:wrap;animation-delay:.3s}@media(max-width:768px){.hero-title{font-size:var(--text-3xl)}.hero-subtitle{font-size:var(--text-lg)}.hero-actions{flex-direction:column;align-items:stretch}}@keyframes pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.05);opacity:.8}}.section{padding-top:var(--space-16);padding-bottom:var(--space-16)}@media(min-width:768px){.section{padding-top:var(--space-24);padding-bottom:var(--space-24)}}.card{background:#fff;border-radius:var(--radius-xl);padding:var(--space-6);box-shadow:var(--shadow-sm);transition:all var(--transition-base)}.card-default{border:1px solid var(--color-gray-200)}.card-hover{border:1px solid var(--color-gray-200);cursor:pointer}.card-hover:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--color-primary-200)}.card-pricing{border:2px solid var(--color-gray-200);position:relative}.card-pricing.featured{border-color:var(--color-primary-600);transform:scale(1.05)}.card-blog{border:1px solid var(--color-gray-200);overflow:hidden;padding:0}.features-header{text-align:center;margin-bottom:var(--space-16)}.features-title{font-size:var(--text-4xl);font-weight:var(--font-bold);color:var(--color-gray-900);margin-bottom:var(--space-4)}.features-subtitle{font-size:var(--text-xl);color:var(--color-gray-600);max-width:600px;margin:0 auto}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--space-8)}.feature-icon{font-size:3rem;margin-bottom:var(--space-4)}.feature-title{font-size:var(--text-xl);font-weight:var(--font-semibold);color:var(--color-gray-900);margin-bottom:var(--space-3)}.feature-description{font-size:var(--text-base);color:var(--color-gray-600);line-height:var(--leading-relaxed)}.how-it-works-section{background-color:var(--color-gray-50)}.how-it-works-header{text-align:center;margin-bottom:var(--space-16)}.how-it-works-title{font-size:var(--text-4xl);font-weight:var(--font-bold);color:var(--color-gray-900);margin-bottom:var(--space-4)}.how-it-works-subtitle{font-size:var(--text-xl);color:var(--color-gray-600)}.steps-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-8);position:relative}@media(min-width:768px){.steps-container{grid-template-columns:repeat(4,1fr)}}.step{text-align:center;position:relative;padding:var(--space-6);background:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);transition:transform var(--transition-base)}.step:hover{transform:translateY(-8px)}.step-number{position:absolute;top:-12px;left:50%;transform:translate(-50%);width:32px;height:32px;background:var(--color-primary-600);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:var(--font-bold);font-size:var(--text-sm)}.step-icon{font-size:3rem;margin-bottom:var(--space-4)}.step-title{font-size:var(--text-lg);font-weight:var(--font-semibold);color:var(--color-gray-900);margin-bottom:var(--space-3)}.step-description{font-size:var(--text-base);color:var(--color-gray-600);line-height:var(--leading-relaxed)}.step-arrow{display:none}@media(min-width:768px){.step-arrow{display:block;position:absolute;right:-32px;top:50%;transform:translateY(-50%);font-size:2rem;color:var(--color-primary-300)}}.stats-section{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-8);text-align:center}.stat-item{padding:var(--space-6)}.stat-value{font-size:var(--text-5xl);font-weight:var(--font-extrabold);margin-bottom:var(--space-2);background:linear-gradient(to right,#fff,#fffc);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-label{font-size:var(--text-lg);opacity:.9;font-weight:var(--font-medium)}.badge{display:inline-flex;align-items:center;padding:var(--space-1) var(--space-3);font-size:var(--text-xs);font-weight:var(--font-medium);border-radius:var(--radius-full)}.badge-default{background-color:var(--color-gray-100);color:var(--color-gray-700)}.badge-success{background-color:var(--color-success-light);color:var(--color-success)}.badge-warning{background-color:var(--color-warning-light);color:var(--color-warning)}.badge-error{background-color:var(--color-error-light);color:var(--color-error)}.badge-info{background-color:var(--color-info-light);color:var(--color-info)}.pricing-header{text-align:center;margin-bottom:var(--space-16)}.pricing-title{font-size:var(--text-4xl);font-weight:var(--font-bold);color:var(--color-gray-900);margin-bottom:var(--space-4)}.pricing-subtitle{font-size:var(--text-xl);color:var(--color-gray-600)}.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--space-8);max-width:1000px;margin:0 auto}.pricing-badge{position:absolute;top:-12px;left:50%;transform:translate(-50%)}.pricing-header-content{text-align:center;padding-bottom:var(--space-6);border-bottom:1px solid var(--color-gray-200);margin-bottom:var(--space-6)}.pricing-plan-name{font-size:var(--text-2xl);font-weight:var(--font-bold);color:var(--color-gray-900);margin-bottom:var(--space-3)}.pricing-price{margin-bottom:var(--space-3)}.price-amount{font-size:var(--text-4xl);font-weight:var(--font-extrabold);color:var(--color-primary-600)}.price-period{font-size:var(--text-lg);color:var(--color-gray-500);margin-left:var(--space-1)}.pricing-description{font-size:var(--text-base);color:var(--color-gray-600)}.pricing-features{display:flex;flex-direction:column;gap:var(--space-3);margin-bottom:var(--space-6)}.pricing-feature{display:flex;align-items:center;gap:var(--space-3);font-size:var(--text-base);color:var(--color-gray-700)}.feature-check{color:var(--color-success);font-weight:var(--font-bold);font-size:var(--text-lg)}.pricing-cta{display:block}.card-pricing.featured{box-shadow:var(--shadow-xl)}.faq-section{background-color:var(--color-gray-50)}.faq-header{text-align:center;margin-bottom:var(--space-16)}.faq-title{font-size:var(--text-4xl);font-weight:var(--font-bold);color:var(--color-gray-900);margin-bottom:var(--space-4)}.faq-subtitle{font-size:var(--text-xl);color:var(--color-gray-600)}.faq-list{display:flex;flex-direction:column;gap:var(--space-4)}.faq-item{background:#fff;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-sm);transition:all var(--transition-base)}.faq-item:hover{box-shadow:var(--shadow-md)}.faq-question{width:100%;padding:var(--space-6);display:flex;justify-content:space-between;align-items:center;text-align:left;font-size:var(--text-lg);font-weight:var(--font-semibold);color:var(--color-gray-900);background:none;border:none;cursor:pointer;transition:color var(--transition-fast)}.faq-question:hover{color:var(--color-primary-600)}.faq-icon{font-size:var(--text-2xl);font-weight:var(--font-bold);color:var(--color-primary-600);transition:transform var(--transition-base)}.faq-item.open .faq-icon{transform:rotate(180deg)}.faq-answer{padding:0 var(--space-6) var(--space-6);color:var(--color-gray-600);line-height:var(--leading-relaxed);font-size:var(--text-base)}:root{--primary: #2563eb;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--bg: #f9fafb;--card: #ffffff;--text: #111827;--border: #e5e7eb}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe 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label{display:block;margin-bottom:.5rem;font-weight:500;color:#374151}.form-group input,.form-group select,.form-group textarea{width:100%;padding:.75rem;border:1px solid var(--border);border-radius:8px;font-size:1rem;transition:border-color .2s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary)}.btn{padding:.75rem 1.5rem;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:#1d4ed8;transform:translateY(-1px)}.btn-primary:disabled{background:#9ca3af;cursor:not-allowed;transform:none}.badge{display:inline-block;padding:.25rem .75rem;border-radius:9999px;font-size:.875rem;font-weight:600}.badge-pending{background:#fef3c7;color:#92400e}.badge-completed{background:#d1fae5;color:#065f46}.badge-failed{background:#fee2e2;color:#991b1b}.progress{width:100%;height:8px;background:var(--border);border-radius:9999px;overflow:hidden}.progress-bar{height:100%;background:var(--primary);transition:width .3s}