.i2v-page{--i2v-primary: #4A6B7C;--i2v-primary-light: #6B8CAE;--i2v-primary-dark: #2C3E50;--i2v-frost: #E8ECED;--i2v-ice: #F5F7F8;--i2v-brass: #C89657;--i2v-brass-glow: rgba(200, 150, 87, .3);--i2v-steel: #5A6C7D;--i2v-border: #D1D8DD;--i2v-shadow: rgba(44, 62, 80, .15);--i2v-glow: rgba(74, 107, 124, .25)}.i2v-page{width:100%;background:var(--background);position:relative;overflow-x:hidden;min-height:100vh}.i2v-generator-wrapper{width:100%;padding:var(--spacing-sm);background:linear-gradient(180deg,var(--i2v-frost) 0%,var(--background) 100%);position:relative}@media(min-width:768px){.i2v-generator-wrapper{padding:var(--spacing-md)}}.i2v-generator-container{display:flex;flex-direction:column;gap:var(--spacing-sm);max-width:1920px;margin:0 auto;margin-bottom:var(--spacing-xl)}@media(min-width:1024px){.i2v-generator-container{flex-direction:row;gap:var(--spacing-md);min-height:calc(100vh - 140px)}}.i2v-generator-wrapper:after{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:90%;max-width:1400px;height:4px;background:linear-gradient(90deg,transparent 0%,var(--i2v-border) 10%,var(--i2v-border) 90%,transparent 100%);box-shadow:0 2px 8px var(--i2v-shadow)}.i2v-generator-wrapper:before{content:"";position:absolute;bottom:-6px;left:50%;transform:translate(-50%);width:16px;height:16px;background:radial-gradient(circle,var(--i2v-primary) 40%,var(--i2v-primary-dark) 100%);border-radius:50%;box-shadow:0 0 0 3px var(--background),0 0 0 5px var(--i2v-border),0 4px 12px var(--i2v-glow);z-index:2}.i2v-section{padding:var(--spacing-2xl) 0;position:relative}.i2v-section-inner{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.i2v-section-header{text-align:center;margin-bottom:var(--spacing-xl);position:relative}.i2v-section-header:before{content:"";position:absolute;top:-16px;left:50%;transform:translate(-50%);width:80px;height:4px;background:linear-gradient(90deg,transparent 0%,var(--i2v-primary) 20%,var(--i2v-primary-light) 50%,var(--i2v-primary) 80%,transparent 100%);border-radius:2px;box-shadow:0 2px 8px var(--i2v-glow)}.i2v-section-header:after{content:"⚙";position:absolute;top:-28px;left:50%;transform:translate(-50%);font-size:.875rem;color:var(--i2v-primary);opacity:.6}.i2v-section-title{font-size:clamp(1.75rem,4vw,2.5rem);font-weight:800;color:var(--foreground);margin-bottom:var(--spacing-sm);letter-spacing:-.02em;text-shadow:1px 1px 2px rgba(44,62,80,.1)}.i2v-section-subtitle{font-size:1.0625rem;color:var(--muted-foreground);max-width:700px;margin:0 auto;line-height:1.7}.i2v-hero{padding:var(--spacing-xl) 0 var(--spacing-2xl) 0;position:relative;background:var(--background);overflow:hidden}.i2v-hero:before,.i2v-hero:after{content:"";position:absolute;width:200px;height:200px;opacity:.04;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Ccircle cx='50' cy='50' r='20' fill='none' stroke='%234A6B7C' stroke-width='2'/%3E%3Cpath d='M50 5v15M50 80v15M5 50h15M80 50h15M15 15l11 11M74 74l11 11M15 85l11-11M74 26l11-11' stroke='%234A6B7C' stroke-width='3' stroke-linecap='round'/%3E%3Ccircle cx='50' cy='50' r='35' fill='none' stroke='%234A6B7C' stroke-width='1' stroke-dasharray='5 5'/%3E%3C/svg%3E");background-size:contain;animation:i2v-gear-spin 60s linear infinite;pointer-events:none}.i2v-hero:before{top:-50px;left:5%}.i2v-hero:after{bottom:-50px;right:5%;animation-direction:reverse}.i2v-hero-inner{max-width:1100px;margin:0 auto;padding:0 var(--spacing-md);text-align:center;position:relative;z-index:1}.i2v-hero-title{font-size:clamp(1.875rem,5vw,3rem);font-weight:800;color:var(--foreground);line-height:1.2;margin-bottom:var(--spacing-md);letter-spacing:-.02em}.i2v-hero-title .i2v-highlight{background:linear-gradient(135deg,var(--i2v-primary) 0%,var(--i2v-primary-light) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;position:relative}.i2v-hero-desc{font-size:1.0625rem;line-height:1.8;color:var(--muted-foreground);max-width:900px;margin:0 auto var(--spacing-lg)}.i2v-hero-desc strong{color:var(--i2v-primary);font-weight:600}.i2v-tag{display:inline-block;padding:var(--spacing-xs) var(--spacing-md);background:linear-gradient(145deg,#4a6b7c1a,#6b8cae26);border:1px solid var(--i2v-border);border-radius:20px;font-size:.9375rem;font-weight:600;color:var(--i2v-primary);letter-spacing:.02em}.i2v-badges{display:flex;justify-content:center;gap:var(--spacing-md);flex-wrap:wrap;margin-top:var(--spacing-lg)}.i2v-badge{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background:linear-gradient(145deg,#fffffff2,#e8ecede6);border:2px solid var(--i2v-border);border-radius:12px;box-shadow:0 4px 16px var(--i2v-shadow),inset 0 1px #ffffffe6,inset 0 -2px 4px #2c3e500d;position:relative;overflow:hidden;transition:all .3s cubic-bezier(.4,0,.2,1)}.i2v-badge:before,.i2v-badge:after{content:"";position:absolute;width:6px;height:6px;border-radius:50%;background:radial-gradient(circle at 30% 30%,var(--i2v-steel) 0%,var(--i2v-primary-dark) 100%);box-shadow:inset 0 1px 2px #ffffff4d}.i2v-badge:before{top:8px;left:8px}.i2v-badge:after{bottom:8px;right:8px}.i2v-badge:hover{transform:translateY(-3px);border-color:var(--i2v-primary);box-shadow:0 8px 24px var(--i2v-glow),inset 0 1px #ffffffe6}.i2v-badge-icon{font-size:1.5rem;filter:drop-shadow(0 2px 3px rgba(44,62,80,.2))}.i2v-badge-content{display:flex;flex-direction:column;align-items:flex-start}.i2v-badge-value{font-size:1.125rem;font-weight:700;color:var(--i2v-primary);line-height:1.2}.i2v-badge-label{font-size:.8125rem;color:var(--muted-foreground);line-height:1.2}.i2v-intro{background:linear-gradient(180deg,var(--background) 0%,var(--i2v-frost) 100%)}.i2v-whatis-box{background:linear-gradient(145deg,#fffffffa,#f5f7f8f2);border:1px solid var(--i2v-border);border-left:5px solid var(--i2v-primary);border-radius:8px 20px 20px 8px;padding:var(--spacing-xl);box-shadow:0 8px 32px var(--i2v-shadow);position:relative;overflow:hidden}.i2v-whatis-box:before{content:"";position:absolute;top:0;right:0;width:100%;height:100%;background-image:url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%234A6B7C' fill-opacity='0.03'%3E%3Cpath d='M0 0h20v20H0zm20 20h20v20H20z'/%3E%3C/g%3E%3C/svg%3E");pointer-events:none}.i2v-whatis-text{font-size:1.125rem;line-height:1.85;color:var(--foreground);position:relative;z-index:1;margin:0}.i2v-whatis-text strong{color:var(--i2v-primary);font-weight:600}@media(max-width:768px){.i2v-whatis-box{padding:var(--spacing-lg)}.i2v-whatis-text{font-size:1rem}}.i2v-intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-xl);align-items:start}@media(max-width:1024px){.i2v-intro-grid{grid-template-columns:1fr;gap:var(--spacing-lg)}}.i2v-intro-content{display:flex;flex-direction:column;gap:var(--spacing-md)}.i2v-intro-text{font-size:1rem;line-height:1.85;color:var(--foreground);text-align:justify}.i2v-intro-text strong{color:var(--i2v-primary);font-weight:600}.i2v-intro-link{color:var(--i2v-primary);text-decoration:none;font-weight:500;position:relative;transition:color .2s ease}.i2v-intro-link:after{content:"";position:absolute;bottom:-1px;left:0;width:0;height:1px;background:var(--i2v-primary-light);transition:width .3s ease}.i2v-intro-link:hover{color:var(--i2v-primary-light)}.i2v-intro-link:hover:after{width:100%}.i2v-intro-cards{display:flex;flex-direction:column;gap:var(--spacing-md)}.i2v-info-card{background:linear-gradient(145deg,#fffffffa,#f5f7f8f2);border:1px solid var(--i2v-border);border-left:5px solid var(--i2v-primary);border-radius:8px 16px 16px 8px;padding:var(--spacing-lg);box-shadow:0 6px 20px var(--i2v-shadow),inset 0 1px #fffc;position:relative;transition:all .35s cubic-bezier(.4,0,.2,1)}.i2v-info-card:before{content:"";position:absolute;top:14px;left:14px;width:8px;height:8px;border-radius:50%;background:radial-gradient(circle at 30% 30%,var(--i2v-primary-light) 0%,var(--i2v-primary-dark) 100%);box-shadow:inset 0 1px 2px #fff6,0 2px 4px #2c3e5033}.i2v-info-card:after{content:"";position:absolute;bottom:14px;left:14px;width:8px;height:8px;border-radius:50%;background:radial-gradient(circle at 30% 30%,var(--i2v-primary-light) 0%,var(--i2v-primary-dark) 100%);box-shadow:inset 0 1px 2px #fff6,0 2px 4px #2c3e5033}.i2v-info-card:hover{transform:translate(6px);border-left-width:8px;box-shadow:0 10px 30px var(--i2v-glow),inset 0 1px #fffc}.i2v-info-card-icon{color:var(--i2v-primary);margin-bottom:var(--spacing-sm);filter:drop-shadow(0 2px 4px var(--i2v-glow))}.i2v-info-card-title{font-size:1.1875rem;font-weight:700;color:var(--foreground);margin-bottom:var(--spacing-xs)}.i2v-info-card-desc{font-size:.9375rem;line-height:1.7;color:var(--muted-foreground);margin:0}.i2v-steps{background:var(--i2v-frost);position:relative}.i2v-steps:before{content:"";position:absolute;top:50%;left:0;width:100%;height:200px;transform:translateY(-50%);background:radial-gradient(ellipse at center,rgba(74,107,124,.06) 0%,transparent 70%);pointer-events:none}.i2v-steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-lg);position:relative}@media(max-width:1024px){.i2v-steps-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.i2v-steps-grid{grid-template-columns:1fr}}.i2v-step-card{background:linear-gradient(145deg,#fffffffa,#f5f7f8f2);border:1px solid var(--i2v-border);border-radius:20px;padding:var(--spacing-xl);box-shadow:0 6px 24px var(--i2v-shadow);position:relative;overflow:hidden;transition:all .4s cubic-bezier(.4,0,.2,1)}.i2v-step-card:before{content:"";position:absolute;top:0;right:0;width:80px;height:80px;background:radial-gradient(circle at top right,rgba(74,107,124,.08) 0%,transparent 70%);pointer-events:none}.i2v-step-card:after{content:"";position:absolute;bottom:0;left:0;width:60px;height:60px;background:radial-gradient(circle at bottom left,rgba(107,140,174,.06) 0%,transparent 70%);pointer-events:none}.i2v-step-card:hover{transform:translateY(-8px);box-shadow:0 16px 40px var(--i2v-glow);border-color:var(--i2v-primary)}.i2v-step-num-badge{position:absolute;top:-12px;left:-12px;width:48px;height:48px;border-radius:16px;background:linear-gradient(145deg,var(--i2v-primary) 0%,var(--i2v-primary-light) 100%);color:#fff;font-size:1.25rem;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px var(--i2v-glow),inset 0 2px 4px #ffffff40;z-index:2}.i2v-step-emoji{display:block;font-size:2.5rem;margin-bottom:var(--spacing-md);filter:drop-shadow(0 3px 6px rgba(44,62,80,.15))}.i2v-step-card-title{font-size:1.25rem;font-weight:700;color:var(--foreground);margin-bottom:var(--spacing-sm);position:relative;z-index:1}.i2v-step-card-desc{font-size:.9375rem;line-height:1.7;color:var(--muted-foreground);margin:0;position:relative;z-index:1}@media(max-width:768px){.i2v-step-card{padding:var(--spacing-lg)}.i2v-step-num-badge{width:40px;height:40px;font-size:1rem;top:-8px;left:-8px}.i2v-step-emoji{font-size:2rem}.i2v-step-card-title{font-size:1.125rem}}.i2v-steps-container{display:flex;flex-direction:column;gap:var(--spacing-lg);position:relative}.i2v-steps-container:before{content:"";position:absolute;left:55px;top:100px;bottom:100px;width:4px;background:linear-gradient(180deg,var(--i2v-primary) 0%,var(--i2v-primary-light) 50%,var(--i2v-primary) 100%);border-radius:2px;box-shadow:0 0 8px var(--i2v-glow),inset 0 0 4px #ffffff4d;z-index:0}@media(max-width:768px){.i2v-steps-container:before{display:none}}.i2v-step{display:grid;grid-template-columns:110px 1fr;gap:var(--spacing-lg);position:relative;z-index:1}@media(max-width:768px){.i2v-step{grid-template-columns:1fr;gap:var(--spacing-md)}}.i2v-step-indicator{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-sm)}@media(max-width:768px){.i2v-step-indicator{flex-direction:row;justify-content:flex-start}}.i2v-step-num{font-size:2rem;font-weight:800;color:var(--i2v-primary);text-shadow:2px 2px 4px var(--i2v-glow);line-height:1;letter-spacing:-.05em}.i2v-step-icon{width:88px;height:88px;border-radius:50%;background:linear-gradient(145deg,var(--i2v-primary) 0%,var(--i2v-primary-light) 100%);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 6px 20px var(--i2v-glow),inset 0 2px 4px #ffffff40,0 0 0 4px var(--i2v-frost),0 0 0 6px var(--i2v-border);position:relative;transition:all .4s cubic-bezier(.4,0,.2,1)}.i2v-step-icon:before{content:"";position:absolute;inset:-10px;border-radius:50%;background:radial-gradient(circle,var(--i2v-glow) 0%,transparent 70%);opacity:0;transition:opacity .4s ease}.i2v-step:hover .i2v-step-icon{transform:scale(1.08);box-shadow:0 8px 28px var(--i2v-glow),inset 0 2px 4px #ffffff40,0 0 0 4px var(--i2v-frost),0 0 0 6px var(--i2v-primary)}.i2v-step:hover .i2v-step-icon:before{opacity:1}@media(max-width:768px){.i2v-step-icon{width:64px;height:64px}}.i2v-step-content{background:linear-gradient(145deg,#fffffffa,#f5f7f8f2);border:1px solid var(--i2v-border);border-radius:16px;padding:var(--spacing-lg);box-shadow:0 6px 24px var(--i2v-shadow);position:relative;transition:all .35s cubic-bezier(.4,0,.2,1)}.i2v-step-content:before{content:"";position:absolute;top:40px;left:-10px;width:0;height:0;border-top:10px solid transparent;border-bottom:10px solid transparent;border-right:10px solid var(--i2v-border)}.i2v-step-content:after{content:"";position:absolute;top:41px;left:-8px;width:0;height:0;border-top:9px solid transparent;border-bottom:9px solid transparent;border-right:9px solid white}@media(max-width:768px){.i2v-step-content:before,.i2v-step-content:after{display:none}}.i2v-step:hover .i2v-step-content{box-shadow:0 10px 32px var(--i2v-glow);border-color:var(--i2v-primary)}.i2v-step-title{font-size:1.375rem;font-weight:700;color:var(--foreground);margin-bottom:var(--spacing-sm)}.i2v-step-desc{font-size:1rem;line-height:1.75;color:var(--foreground);margin-bottom:var(--spacing-md)}.i2v-step-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--spacing-xs)}.i2v-step-list li{font-size:.9375rem;color:var(--muted-foreground);padding-left:1.5rem;position:relative;line-height:1.65}.i2v-step-list li:before{content:"⚙";position:absolute;left:0;color:var(--i2v-primary);font-size:.875rem}.i2v-step-divider{height:3px;margin:var(--spacing-sm) 0;background:linear-gradient(90deg,transparent 0%,var(--i2v-border) 20%,var(--i2v-border) 80%,transparent 100%);position:relative}.i2v-step-divider:before{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:8px;height:8px;border-radius:50%;background:var(--i2v-border);box-shadow:-20px 0 0 var(--i2v-border),20px 0 0 var(--i2v-border)}.i2v-features{background:var(--background)}.i2v-features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--spacing-lg)}.i2v-feature-card{background:linear-gradient(145deg,#fffffffa,#f5f7f8f2);border:1px solid var(--i2v-border);border-radius:16px;padding:var(--spacing-lg);box-shadow:0 4px 16px var(--i2v-shadow);position:relative;overflow:hidden;transition:all .4s cubic-bezier(.4,0,.2,1)}.i2v-feature-card:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent 0%,rgba(255,255,255,.4) 50%,transparent 100%);transition:left .6s ease;pointer-events:none}.i2v-feature-card:hover{transform:translateY(-6px);box-shadow:0 12px 32px var(--i2v-glow);border-color:var(--i2v-primary)}.i2v-feature-card:hover:before{left:100%}.i2v-feature-icon{width:64px;height:64px;border-radius:12px;background:linear-gradient(145deg,var(--i2v-primary) 0%,var(--i2v-primary-light) 100%);display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:var(--spacing-md);box-shadow:0 4px 12px var(--i2v-glow),inset 0 2px 4px #fff3;position:relative;z-index:1}.i2v-feature-title{font-size:1.1875rem;font-weight:700;color:var(--foreground);margin-bottom:var(--spacing-sm);position:relative;z-index:1}.i2v-feature-desc{font-size:.9375rem;line-height:1.7;color:var(--muted-foreground);position:relative;z-index:1;margin:0}.i2v-no-download{background:linear-gradient(180deg,var(--background) 0%,var(--i2v-frost) 100%)}.i2v-no-download-box{background:linear-gradient(145deg,#fffffffa,#f5f7f8f2);border:2px solid var(--i2v-border);border-radius:20px;padding:var(--spacing-xl);box-shadow:0 8px 32px var(--i2v-shadow);position:relative;overflow:hidden}.i2v-no-download-box:before{content:"";position:absolute;top:-80px;right:-80px;width:200px;height:200px;background:radial-gradient(circle,rgba(74,107,124,.12) 0%,transparent 70%);animation:i2v-steam-pulse 4s ease-in-out infinite;pointer-events:none}.i2v-no-download-box:after{content:"";position:absolute;bottom:-60px;left:-60px;width:160px;height:160px;background:radial-gradient(circle,rgba(107,140,174,.1) 0%,transparent 70%);animation:i2v-steam-pulse 5s ease-in-out infinite reverse;pointer-events:none}.i2v-no-download-text{font-size:1.0625rem;line-height:1.85;color:var(--foreground);margin-bottom:var(--spacing-lg);position:relative;z-index:1}.i2v-highlight-box{background:linear-gradient(135deg,#4a6b7c14,#6b8cae1f);border-left:5px solid var(--i2v-primary);border-radius:8px 16px 16px 8px;padding:var(--spacing-md);position:relative;z-index:1}.i2v-highlight-box p{font-size:1rem;line-height:1.75;color:var(--foreground);margin:0}.i2v-faq{background:var(--i2v-frost)}.i2v-faq-grid{display:flex;flex-direction:column;gap:var(--spacing-md)}.i2v-faq-item{background:linear-gradient(145deg,#fffffffa,#f5f7f8f2);border:1px solid var(--i2v-border);border-radius:16px;padding:var(--spacing-lg);box-shadow:0 4px 12px var(--i2v-shadow);position:relative;overflow:hidden;transition:all .35s cubic-bezier(.4,0,.2,1)}.i2v-faq-item:before{content:"";position:absolute;top:0;left:0;width:4px;height:0;background:linear-gradient(180deg,var(--i2v-primary) 0%,var(--i2v-primary-light) 100%);transition:height .4s cubic-bezier(.4,0,.2,1);border-radius:0 0 4px}.i2v-faq-item:hover{box-shadow:0 8px 24px 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