:root{--primary-50: #eff6ff;--primary-100: #dbeafe;--primary-200: #bfdbfe;--primary-300: #93c5fd;--primary-400: #60a5fa;--primary-500: #3b82f6;--primary-600: #2563eb;--primary-700: #1d4ed8;--primary-800: #1e40af;--primary-900: #1e3a8a;--success-color: #10b981;--success-light: #d1fae5;--danger-color: #ef4444;--danger-light: #fee2e2;--warning-color: #f59e0b;--warning-light: #fef3c7;--info-color: #3b82f6;--info-light: #dbeafe;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-400: #9ca3af;--gray-500: #6b7280;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827;--primary-color: var(--primary-600);--primary-hover: var(--primary-700);--primary-light: var(--primary-100);--text-primary: var(--gray-900);--text-secondary: var(--gray-600);--text-muted: var(--gray-400);--bg-primary: #ffffff;--bg-secondary: var(--gray-50);--bg-tertiary: var(--gray-100);--border-color: var(--gray-200);--border-light: var(--gray-100);--shadow-xs: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-sm: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-md: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-lg: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--shadow-xl: 0 25px 50px -12px rgb(0 0 0 / .25);--shadow-glow: 0 0 40px -10px var(--primary-400);--shadow-glow-lg: 0 0 60px -10px var(--primary-500);--radius-xs: 4px;--radius-sm: 6px;--radius: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-2xl: 32px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease;--glass-bg: rgba(255, 255, 255, .8);--glass-bg-hover: rgba(255, 255, 255, .95);--glass-border: rgba(255, 255, 255, .3)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif;color:var(--text-primary);background:linear-gradient(180deg,var(--gray-50) 0%,#ffffff 100%);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{display:none}#app[data-v-app]{display:block;animation:fadeInUp .5s ease-out}[v-cloak]{display:none!important}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}@keyframes gradient{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}@keyframes glow{0%,to{box-shadow:0 0 20px #2563eb4d}50%{box-shadow:0 0 40px #2563eb80}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.container{max-width:1200px;margin:0 auto;padding:0 24px}.navbar{background:var(--glass-bg);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid var(--glass-border);padding:1rem 0;position:sticky;top:0;z-index:100;box-shadow:var(--shadow-xs)}.navbar .container{display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:800;background:linear-gradient(135deg,var(--primary-600),var(--primary-800));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-decoration:none;letter-spacing:-.025em;display:flex;align-items:center;gap:.75rem;transition:transform var(--transition-fast)}.logo:hover{transform:scale(1.02)}.logo-icon{width:32px;height:32px;color:var(--primary-600);-webkit-text-fill-color:var(--primary-600);transition:transform var(--transition-base)}.logo:hover .logo-icon{transform:rotate(10deg)}.nav-links{display:flex;gap:2rem;align-items:center}.nav-links a{text-decoration:none;color:var(--text-secondary);font-weight:500;font-size:.9375rem;transition:all var(--transition-fast);position:relative;padding:.5rem 0}.nav-links a:after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background:linear-gradient(90deg,var(--primary-600),var(--primary-400));border-radius:var(--radius-full);transition:width var(--transition-base)}.nav-links a:hover,.nav-links a.active{color:var(--primary-600)}.nav-links a:hover:after,.nav-links a.active:after{width:100%}.lang-switch{padding:.5rem 2.5rem .5rem 1rem;border:1px solid var(--border-color);border-radius:var(--radius-full);background:var(--bg-primary);cursor:pointer;font-size:.875rem;font-weight:500;color:var(--text-secondary);transition:all var(--transition-fast);-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");background-position:right .5rem center;background-repeat:no-repeat;background-size:1.25rem}.lang-switch:hover{border-color:var(--primary-400);box-shadow:var(--shadow-sm)}.lang-switch:focus{outline:none;border-color:var(--primary-600);box-shadow:0 0 0 3px var(--primary-100)}.feedback-btn{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-full);color:var(--text-secondary);background:transparent;transition:all var(--transition-fast)}.feedback-btn:hover{color:var(--primary-600);background:var(--primary-50);transform:scale(1.1) rotate(-5deg)}.page{padding:2.5rem 0}.card{background:var(--bg-primary);border-radius:var(--radius-xl);box-shadow:var(--shadow),0 0 0 1px var(--border-color);padding:2rem;margin-bottom:1.5rem;border:1px solid transparent;transition:all var(--transition-slow);position:relative;overflow:hidden}.card:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--primary-200),transparent);opacity:0;transition:opacity var(--transition-slow)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg),var(--shadow-glow);border-color:var(--primary-200)}.card:hover:before{opacity:1}.card-title{font-size:1.375rem;font-weight:700;margin-bottom:1.5rem;color:var(--text-primary);display:flex;justify-content:space-between;align-items:center;letter-spacing:-.025em}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.625rem 1.25rem;border:none;border-radius:var(--radius-md);font-size:.875rem;font-weight:600;cursor:pointer;transition:all var(--transition-fast);text-decoration:none;gap:.5rem;position:relative;overflow:hidden}.btn:after{content:"";position:absolute;top:50%;left:50%;width:0;height:0;background:#fff3;border-radius:50%;transform:translate(-50%,-50%);transition:width .3s,height .3s}.btn:active:after{width:200px;height:200px}.btn-primary{background:linear-gradient(135deg,var(--primary-600),var(--primary-700));color:#fff;box-shadow:0 2px 8px #2563eb4d}.btn-primary:hover{background:linear-gradient(135deg,var(--primary-700),var(--primary-800));transform:translateY(-2px);box-shadow:0 4px 16px #2563eb66}.btn-primary:active{transform:translateY(0)}.btn-success{background:linear-gradient(135deg,var(--success-color),#059669);color:#fff;box-shadow:0 2px 8px #10b9814d}.btn-success:hover{background:linear-gradient(135deg,#059669,#047857);transform:translateY(-2px);box-shadow:0 4px 16px #10b98166}.btn-danger{background:linear-gradient(135deg,var(--danger-color),#dc2626);color:#fff;box-shadow:0 2px 8px #ef44444d}.btn-danger:hover{background:linear-gradient(135deg,#dc2626,#b91c1c);transform:translateY(-2px);box-shadow:0 4px 16px #ef444466}.btn-secondary{background:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-tertiary);border-color:var(--gray-300);color:var(--text-primary);transform:translateY(-1px)}.btn-sm{padding:.5rem 1rem;font-size:.8125rem;border-radius:var(--radius)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important;box-shadow:none!important}.btn-loading{pointer-events:none}.btn-loading:before{content:"";width:16px;height:16px;border:2px solid transparent;border-top-color:currentColor;border-radius:50%;animation:spin .8s linear infinite}.form-group{margin-bottom:1.25rem;position:relative}.form-label{display:block;font-size:.875rem;font-weight:600;margin-bottom:.5rem;color:var(--text-primary);transition:color var(--transition-fast)}.form-input,.form-select,.form-textarea{width:100%;padding:.75rem 1rem;border:2px solid var(--border-color);border-radius:var(--radius-md);font-size:.9375rem;font-weight:400;transition:all var(--transition-fast);background:var(--bg-primary);color:var(--text-primary)}.form-input:hover,.form-select:hover,.form-textarea:hover{border-color:var(--gray-300)}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary-500);box-shadow:0 0 0 4px var(--primary-100)}.form-input::placeholder,.form-textarea::placeholder{color:var(--text-muted)}.form-select{cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");background-position:right .75rem center;background-repeat:no-repeat;background-size:1.25rem;padding-right:2.5rem}.form-hint{display:block;font-size:.75rem;color:var(--text-muted);margin-top:.375rem}.form-error{display:block;font-size:.75rem;color:var(--danger-color);margin-top:.375rem;display:flex;align-items:center;gap:.25rem}.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.form-actions{display:flex;justify-content:flex-end;gap:.75rem;margin-top:1.5rem;padding-top:1.25rem;border-top:1px solid var(--border-color)}.alert{padding:1rem 1.25rem;border-radius:var(--radius-md);margin-bottom:1.25rem;font-size:.9375rem;display:flex;align-items:flex-start;gap:.75rem;animation:slideUp .3s ease-out}.alert-icon{flex-shrink:0;width:20px;height:20px}.alert-success{background:var(--success-light);color:#065f46;border:1px solid #a7f3d0}.alert-error{background:var(--danger-light);color:#991b1b;border:1px solid #fecaca}.alert-info{background:var(--info-light);color:#1e40af;border:1px solid #bfdbfe}.alert-warning{background:var(--warning-light);color:#92400e;border:1px solid #fde68a}.hero{text-align:center;padding:5rem 1rem;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 20% 50%,rgba(37,99,235,.08) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(147,51,234,.06) 0%,transparent 50%),radial-gradient(circle at 50% 0%,rgba(59,130,246,.05) 0%,transparent 50%);animation:gradient 15s ease infinite;pointer-events:none}.hero-content{position:relative;z-index:1}.hero h1{font-size:3.5rem;margin-bottom:1.25rem;color:var(--text-primary);font-weight:800;letter-spacing:-.03em;line-height:1.1;background:linear-gradient(135deg,var(--primary-700),var(--primary-500),#7c3aed);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;background-size:200% 200%;animation:gradient 8s ease infinite}.hero p{font-size:1.25rem;color:var(--text-secondary);max-width:600px;margin:0 auto 2rem;line-height:1.7}.hero-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.hero-actions .btn{padding:.875rem 2rem;font-size:1rem}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-top:3rem;max-width:800px;margin-left:auto;margin-right:auto}.stat-card{text-align:center;padding:1.5rem;background:var(--glass-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--radius-lg);border:1px solid var(--glass-border);box-shadow:var(--shadow-sm);transition:all var(--transition-slow)}.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--primary-200)}.stat-number{font-size:2.5rem;font-weight:800;background:linear-gradient(135deg,var(--primary-600),var(--primary-800));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1;margin-bottom:.5rem}.stat-label{font-size:.875rem;color:var(--text-secondary);font-weight:500}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-top:3rem}.feature-card{text-align:center;padding:2.5rem 2rem;background:var(--bg-primary);border-radius:var(--radius-xl);border:1px solid var(--border-color);box-shadow:var(--shadow-sm);transition:all var(--transition-slow);position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary-500),var(--primary-700));transform:scaleX(0);transition:transform var(--transition-slow)}.feature-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:var(--shadow-lg),var(--shadow-glow);border-color:var(--primary-200)}.feature-card:hover:before{transform:scaleX(1)}.feature-card h3{margin-bottom:.75rem;color:var(--text-primary);font-weight:700;font-size:1.25rem}.feature-card p{color:var(--text-secondary);font-size:1rem;line-height:1.6}.feature-icon{width:64px;height:64px;margin:0 auto 1.25rem;background:linear-gradient(135deg,var(--primary-100),var(--primary-50));border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;transition:all var(--transition-slow)}.feature-card:hover .feature-icon{transform:scale(1.1) rotate(5deg);background:linear-gradient(135deg,var(--primary-200),var(--primary-100))}.feature-icon svg{width:32px;height:32px;color:var(--primary-600)}.feature-link{text-decoration:none;color:inherit;cursor:pointer;position:relative}.feature-link .feature-arrow{position:absolute;bottom:1.5rem;right:1.5rem;width:32px;height:32px;background:var(--primary-100);color:var(--primary-600);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:1.125rem;font-weight:600;opacity:0;transform:translate(-10px);transition:all var(--transition-base)}.feature-link:hover .feature-arrow{opacity:1;transform:translate(0);background:var(--primary-600);color:#fff}.feature-link:hover{border-color:var(--primary-300)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease;padding:1rem}.modal{background:var(--bg-primary);border-radius:var(--radius-xl);padding:2rem;max-width:540px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-xl);animation:scaleIn .25s ease;border:1px solid var(--border-color)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid var(--border-color)}.modal-title{font-size:1.375rem;font-weight:700;color:var(--text-primary);letter-spacing:-.025em}.modal-close{background:var(--bg-secondary);border:none;width:36px;height:36px;border-radius:var(--radius-full);font-size:1.5rem;cursor:pointer;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.modal-close:hover{background:var(--danger-light);color:var(--danger-color);transform:rotate(90deg)}.modal-footer{display:flex;justify-content:flex-end;gap:.75rem;margin-top:1.5rem;padding-top:1.25rem;border-top:1px solid var(--border-color)}.ca-list{display:grid;gap:1rem}.ca-item{display:flex;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;border:1px solid var(--border-color);border-radius:var(--radius-lg);transition:all var(--transition-fast);background:var(--bg-primary);position:relative;overflow:hidden}.ca-item:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--primary-500),var(--primary-700));transform:scaleY(0);transition:transform var(--transition-fast)}.ca-item:hover{border-color:var(--primary-300);box-shadow:var(--shadow-md);transform:translate(4px)}.ca-item:hover:before{transform:scaleY(1)}.ca-info h3{font-size:1.0625rem;margin-bottom:.375rem;color:var(--text-primary);font-weight:600}.ca-info p{font-size:.875rem;color:var(--text-secondary)}.ca-actions{display:flex;gap:.5rem;flex-wrap:wrap}.cert-result{background:var(--gray-50);padding:1.5rem;border-radius:var(--radius-lg);margin-top:1.5rem;border:1px solid var(--border-color)}.cert-result h3{font-size:1.125rem;margin-bottom:1rem;color:var(--text-primary);font-weight:600}.cert-result h4{font-size:.875rem;margin-bottom:.5rem;color:var(--text-secondary);font-weight:600}.cert-result pre{background:#0f172a;color:#e2e8f0;padding:1rem;border-radius:var(--radius-md);overflow-x:auto;font-size:.75rem;line-height:1.6;font-family:JetBrains Mono,Fira Code,monospace;border:1px solid #334155}.cert-list{border-top:1px solid var(--border-color);padding-top:1.5rem;margin-top:1.5rem}.cert-item{display:flex;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;border:1px solid var(--border-color);border-radius:var(--radius-lg);transition:all var(--transition-fast);background:var(--bg-primary);margin-bottom:.75rem;position:relative;overflow:hidden}.cert-item:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--success-color),#059669);transform:scaleY(0);transition:transform var(--transition-fast)}.cert-item:hover{border-color:var(--success-light);box-shadow:var(--shadow-md)}.cert-item:hover:before{transform:scaleY(1)}.cert-info h4{font-size:1rem;margin-bottom:.375rem;color:var(--text-primary);font-weight:600}.cert-meta{font-size:.8125rem;color:var(--text-secondary);display:flex;gap:1rem;flex-wrap:wrap}.cert-actions{display:flex;gap:.5rem;flex-wrap:wrap}.san-input-group{display:flex;flex-direction:column;gap:.75rem}.san-row{display:flex;gap:.5rem}.san-type{width:120px;flex-shrink:0}.san-value{flex:1}.home-sections{margin-top:4rem}.home-section{margin-bottom:2rem}.home-section h2{font-size:1.75rem;margin-bottom:1.5rem;color:var(--text-primary);font-weight:700;letter-spacing:-.025em}.steps{display:flex;flex-direction:column;gap:1.5rem}.step{display:flex;gap:1.5rem;align-items:flex-start}.step-number{width:48px;height:48px;background:linear-gradient(135deg,var(--primary-600),var(--primary-700));color:#fff;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.25rem;flex-shrink:0;box-shadow:0 4px 12px #2563eb4d;transition:all var(--transition-fast)}.step:hover .step-number{transform:scale(1.1) rotate(5deg);box-shadow:0 6px 20px #2563eb66}.step-content h4{font-size:1.125rem;margin-bottom:.5rem;color:var(--text-primary);font-weight:600}.step-content p{color:var(--text-secondary);font-size:1rem;line-height:1.6}.benefits-list{list-style:none}.benefits-list li{display:flex;gap:1rem;padding:1.25rem 0;border-bottom:1px solid var(--border-color);transition:all var(--transition-fast)}.benefits-list li:last-child{border-bottom:none}.benefits-list li:hover{background:var(--bg-secondary);margin:0 -1rem;padding-left:1rem;padding-right:1rem;border-radius:var(--radius-md)}.benefit-icon{width:32px;height:32px;background:linear-gradient(135deg,var(--success-color),#059669);color:#fff;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0;font-size:.875rem;box-shadow:0 2px 8px #10b9814d}.benefits-list strong{display:block;color:var(--text-primary);margin-bottom:.25rem;font-weight:600}.benefits-list p{color:var(--text-secondary);font-size:.9375rem}.tech-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem}.tech-item{display:flex;gap:1rem;padding:1.25rem;background:var(--bg-secondary);border-radius:var(--radius-lg);transition:all var(--transition-fast);border:1px solid transparent}.tech-item:hover{background:var(--bg-primary);border-color:var(--primary-200);box-shadow:var(--shadow-md);transform:translateY(-2px)}.tech-icon{width:48px;height:48px;background:linear-gradient(135deg,var(--primary-500),var(--primary-700));border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:1.25rem;flex-shrink:0;color:#fff;box-shadow:0 4px 12px #2563eb4d}.tech-item strong{display:block;color:var(--text-primary);margin-bottom:.25rem;font-weight:600}.tech-item p{color:var(--text-secondary);font-size:.875rem}.cta-section{margin-top:4rem}.cta-card{text-align:center;padding:4rem 2rem;background:linear-gradient(135deg,var(--primary-600) 0%,var(--primary-700) 50%,#7c3aed 100%);background-size:200% 200%;animation:gradient 10s ease infinite;color:#fff;border:none;border-radius:var(--radius-2xl);position:relative;overflow:hidden}.cta-card:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,255,255,.1) 0%,transparent 60%);animation:float 6s ease-in-out infinite}.cta-card h2{color:#fff;font-size:2rem;margin-bottom:1rem;font-weight:700;position:relative;z-index:1}.cta-card p{color:#ffffffe6;font-size:1.125rem;margin-bottom:2rem;max-width:500px;margin-left:auto;margin-right:auto;position:relative;z-index:1}.cta-card .btn{background:#fff;color:var(--primary-600);font-weight:600;padding:.875rem 2rem;font-size:1rem;position:relative;z-index:1}.cta-card .btn:hover{background:#fffffff2;transform:translateY(-2px);box-shadow:0 10px 30px #0003}.empty-state{text-align:center;padding:4rem 2rem;color:var(--text-secondary)}.empty-state-icon{width:80px;height:80px;margin:0 auto 1.5rem;background:var(--bg-secondary);border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;color:var(--text-muted)}.empty-state-icon svg{width:40px;height:40px}.empty-state h3{font-size:1.25rem;color:var(--text-primary);margin-bottom:.5rem;font-weight:600}.empty-state p{font-size:.9375rem;margin-bottom:1.5rem}@media (max-width: 1024px){.features{grid-template-columns:repeat(2,1fr)}.tech-grid{grid-template-columns:1fr}}@media (max-width: 768px){.hero h1{font-size:2.25rem}.hero p{font-size:1rem}.features{grid-template-columns:1fr}.stats{grid-template-columns:1fr;max-width:300px}.form-row{grid-template-columns:1fr}.nav-links{gap:1rem}.nav-links a:not(.feedback-btn){display:none}.ca-item,.cert-item{flex-direction:column;align-items:flex-start;gap:1rem}.ca-actions,.cert-actions{width:100%}.ca-actions .btn,.cert-actions .btn{flex:1}.tech-grid{grid-template-columns:1fr}.cta-card{padding:2.5rem 1.5rem}.cta-card h2{font-size:1.5rem}.step{gap:1rem}.step-number{width:40px;height:40px;font-size:1rem}}@media (max-width: 480px){.container{padding:0 16px}.card{padding:1.5rem;border-radius:var(--radius-lg)}.hero{padding:3rem 1rem}.feature-card{padding:2rem 1.5rem}.modal{padding:1.5rem}}.text-gradient{background:linear-gradient(135deg,var(--primary-600),#7c3aed);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.bg-gradient{background:linear-gradient(135deg,var(--primary-600),var(--primary-700))}.animate-float{animation:float 3s ease-in-out infinite}.animate-pulse{animation:pulse 2s ease-in-out infinite}.animate-fade-in-up{animation:fadeInUp .5s ease-out}.animate-scale-in{animation:scaleIn .3s ease-out}.glass{background:var(--glass-bg);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:1px solid var(--glass-border)}.hidden{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}