*{margin:0;padding:0;box-sizing:border-box;max-width:100%}[hidden]{display:none!important}html{overflow-x:hidden;width:100%;scroll-behavior:smooth}:root{--primary:#2563eb;--primary-dark:#1d4ed8;--primary-light:#3b82f6;--primary-soft:#eff6ff;--secondary:#64748b;--dark:#0f172a;--gray-50:#fafafa;--gray-100:#f4f4f5;--gray-200:#e4e4e7;--gray-300:#d4d4d8;--gray-400:#a1a1aa;--gray-500:#71717a;--gray-600:#52525b;--gray-700:#3f3f46;--gray-800:#27272a;--gray-900:#18181b;--white:#ffffff;--success:#059669;--danger:#dc2626;--gradient:linear-gradient(135deg, #2563eb 0%, #4f46e5 50%, #3b82f6 100%);--gradient-subtle:linear-gradient(180deg, #eff6ff 0%, #eef2ff 50%, #dbeafe 100%);--container-width:1200px;--card-padding:32px;--radius-sm:8px;--radius-md:12px;--radius-lg:20px;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.07),0 2px 4px -2px rgba(0,0,0,0.05);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.08),0 4px 6px -4px rgba(0,0,0,0.05);--shadow-xl:0 20px 25px -5px 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ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;padding:0;margin:0 0 16px;font-size:13px;color:var(--gray-500)}.breadcrumbs li+li::before{content:"/";margin-right:6px;color:var(--gray-400)}.breadcrumbs a{color:var(--gray-500)}.breadcrumbs [aria-current=page]{color:var(--gray-700);font-weight:500}.hero h1{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:inline-block;margin-bottom:16px}.lede{font-size:1.125rem;line-height:1.7;color:var(--gray-600);max-width:720px}.lede strong{color:var(--gray-900);font-weight:600}.hero-badges{list-style:none;padding:0;margin:28px 0 0;display:flex;flex-wrap:wrap;gap:10px}.hero-badges li{display:inline-flex;align-items:center;gap:6px;background:var(--white);border:1px solid var(--gray-200);border-radius:999px;padding:7px 14px;font-size:13px;font-weight:500;color:var(--gray-800);box-shadow:var(--shadow-sm)}.tool{padding:24px 0 40px;background-color:#fff}.ocr-app{background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);overflow:hidden}.ocr-bar{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;background:var(--gray-50);border-bottom:1px solid var(--gray-200);gap:12px}.ocr-bar-left{display:flex;align-items:center;gap:10px}.lang-label{font-size:13px;font-weight:600;color:var(--gray-700)}.lang-select{padding:7px 32px 7px 12px;border:1px solid var(--gray-200);border-radius:var(--radius-sm);background-color:var(--white);background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2371717a' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'/%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 10px 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rgba(37,99,235,.1)}.dropzone-empty{display:flex;flex-direction:column;align-items:center;gap:10px;padding:32px}.dropzone-icon{color:var(--primary-light);margin-bottom:4px}.dropzone-title{margin:0;font-size:1.2rem;color:var(--dark);font-weight:700}.dropzone-sub{margin:0;color:var(--gray-500)}#preview{max-width:100%;max-height:100%;display:block;object-fit:contain}.file-bar{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;border-top:1px solid var(--gray-200);background:var(--white);gap:16px}.file-info{display:flex;flex-direction:column;min-width:0;line-height:1.4}.file-info strong{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:320px;color:var(--gray-900)}.file-info .muted{font-size:12px}.ocr-text-pane{display:flex;flex-direction:column;background:var(--white)}.text-head{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--gray-200)}.text-head 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0;color:var(--success);font-size:13px;font-weight:500}.content-section{padding:64px 0;background-color:#fff}.content-section.alt{background:0 0;position:relative;isolation:isolate}.content-section.alt::before{content:'';position:absolute;top:0;bottom:0;left:max(24px,calc(50% - 600px));right:max(24px,calc(50% - 600px));background:#f0f7ff;border-left:1px solid #bae6fd;border-right:1px solid #bae6fd;z-index:-1;pointer-events:none}.steps{display:block;max-width:none;list-style:none;padding:0;margin:32px 0 0;counter-reset:step}.steps li{position:relative;padding:20px 24px 20px 72px;background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius-md);margin-bottom:12px;counter-increment:step;box-shadow:var(--shadow-sm)}.steps li::before{content:counter(step);position:absolute;left:20px;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;box-shadow:var(--shadow-glow)}.benefits{margin-top:32px;display:grid;gap:16px}.benefit{display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:flex-start;background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius-md);padding:22px 24px;box-shadow:var(--shadow-sm)}.benefit h3{margin:0 0 6px;font-size:1.05rem;color:var(--dark)}.benefit p{margin:0;color:var(--gray-600);font-size:14.5px;line-height:1.7}.benefit-num{width:44px;height:44px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;box-shadow:var(--shadow-glow);flex-shrink:0}.exif-explain{margin-top:32px;display:grid;gap:16px}.exif-explain article{background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius-md);padding:24px 28px;box-shadow:var(--shadow-sm)}.exif-explain h3{margin:0 0 12px;font-size:1.1rem;color:var(--dark);padding-bottom:8px;border-bottom:2px solid var(--primary-soft)}.exif-explain p{margin:0;color:var(--gray-700);line-height:1.75}details{background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius-md);padding:18px 22px;margin-bottom:12px}details[open]{box-shadow:var(--shadow-md);border-color:var(--gray-300)}details summary{cursor:pointer;font-weight:600;list-style:none;position:relative;padding-right:32px;color:var(--dark)}details summary::-webkit-details-marker{display:none}details summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:1.5rem;color:var(--primary);line-height:1;font-weight:400}details[open] summary::after{content:"−"}details p{margin:12px 0 0;color:var(--gray-600)}.cta{padding:80px 0;background-color:#fff;text-align:center;position:relative;isolation:isolate}.cta::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 50% 60% at 50% 100%,rgba(37,99,235,.12),transparent 60%);z-index:-1}.cta h2{margin-bottom:12px}.cta p{color:var(--gray-600);margin-bottom:28px;font-size:1.05rem}.site-footer{background:var(--white);border-top:1px solid var(--gray-200);padding:32px 0;font-size:14px;color:var(--gray-500)}.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}.footer-inner nav{display:flex;gap:22px}.footer-inner a{color:var(--gray-600)}.footer-inner a:hover{color:var(--primary)}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--dark);color:#fff;padding:12px 22px;border-radius:var(--radius-md);font-size:14px;font-weight:500;box-shadow:var(--shadow-xl);z-index:2100;animation:.2s ease-out toastIn}@keyframes toastIn{from{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%,0)}}@media (max-width:900px){.ocr-grid{grid-template-columns:1fr;min-height:auto}.ocr-image-pane{border-right:none;border-bottom:1px solid var(--gray-200)}.dropzone{min-height:320px}}@media (max-width:600px){.container{padding:0 16px}.hero{padding:40px 0 16px}.header-inner{height:64px}main{padding-top:64px}.site-nav{gap:14px}.site-nav a:not(.btn){display:none}.content-section{padding:48px 0}.file-info strong{max-width:180px}.ocr-bar{flex-wrap:wrap}}