.example-links{display:flex;gap:16px;flex-shrink:0}
:root{color-scheme:light dark;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;--bg:#fff;--ink:#1a1a1a;--muted:#6b6b6b;--line:#e5e5e5;--border:#c8c8c8;--subtle:#f6f6f6;--link:#365f80;--action:#222;--action-text:#fff;--hover:#404040;--error:#b3261e;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.6}
*{box-sizing:border-box}body{margin:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button,input,select{font:inherit;color:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.6;cursor:wait}a{color:inherit;text-decoration:none;text-underline-offset:4px}a:hover{text-decoration:underline}button,a,input,select,summary{outline-offset:4px}:focus-visible{outline:2px solid var(--ink)}[hidden]{display:none!important}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.4}svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}::selection{background:#dedede;color:#1a1a1a}
.shell{width:calc(100% - 64px);max-width:1040px;margin-inline:auto}.site-header{border-bottom:1px solid var(--line)}.header-inner{min-height:96px;display:flex;align-items:center;justify-content:space-between;gap:24px}.site-name{display:flex;align-items:center;gap:18px;white-space:nowrap}.brand{font-size:25px;font-weight:650;letter-spacing:-.8px}.tool-name{font-size:16px}.site-divider{font-size:18px;color:var(--border);font-weight:400}.site-header nav{display:flex;gap:28px;font-size:14px;color:var(--muted)}.site-header nav a{padding-block:12px}.site-header nav span{font-size:13px;margin-left:4px}.intro{padding:44px 0 32px}.intro h1{font-size:32px;font-weight:600;letter-spacing:-.7px}.intro p{font-size:15px;color:var(--muted);margin-top:10px}
.input-area{padding:0 0 24px}.input-label{display:block;font-size:14px;font-weight:500;margin-bottom:10px}form{display:flex;gap:12px}.url-field{display:flex;align-items:center;flex:1;min-width:0;border:1px solid var(--border);border-radius:6px;background:var(--bg);padding-right:6px}.url-field:focus-within{border-color:var(--ink);outline:1px solid var(--ink)}input[type=url]{width:100%;min-width:0;flex:1;border:0;border-radius:6px;padding:13px 15px;background:transparent;outline:0;font-size:16px;line-height:1.5}input::placeholder{color:var(--muted)}.paste-button{border:0;border-left:1px solid var(--line);background:transparent;font-size:13px;color:var(--muted);padding:7px 13px;min-height:36px}.paste-button:hover{color:var(--ink)}.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:11px 25px;border:1px solid transparent;border-radius:6px;font-size:14px;font-weight:500;line-height:1.5;white-space:nowrap;transition:background .15s,border-color .15s}.button:hover{text-decoration:none}.primary{background:var(--action);color:var(--action-text)}.primary:hover{background:var(--hover)}.secondary{border-color:var(--border);background:var(--bg)}.secondary:hover{background:var(--subtle)}.input-bottom{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:10px;font-size:13px;color:var(--muted)}.text-button{background:transparent;border:0;color:var(--link);font-size:13px;padding:6px 0;min-height:32px;text-underline-offset:4px}.text-button:hover{text-decoration:underline}.status{margin-top:12px;font-size:14px;line-height:1.7}.error{color:var(--error)!important}.notice{font-size:14px;line-height:1.8;margin-top:14px;border-left:2px solid var(--ink);padding-left:14px;color:var(--muted)}.empty-state{border-block:1px solid var(--line);display:flex;align-items:center;gap:14px;min-height:92px;color:var(--muted);font-size:14px}.empty-state>span{font-size:21px;color:var(--border)}
.result{border-top:1px solid var(--line);padding-top:28px}.result-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px}.result-heading h2{font-size:22px;font-weight:500}.result-heading h2:focus{outline:none}.video-count{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}.result-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:40px}.video-frame{position:relative;aspect-ratio:4/3;background:#111;overflow:hidden;border-radius:4px;display:flex;align-items:center;justify-content:center}.video-frame video{width:100%;height:100%;object-fit:contain}.video-badge{position:absolute;top:12px;left:12px;background:#000b;color:#fff;padding:3px 8px;border-radius:3px;font-size:12px;pointer-events:none;font-variant-numeric:tabular-nums}.post-credit{display:flex;gap:16px;align-items:center;justify-content:space-between;margin-top:16px}.post-credit strong{display:block;font-size:14px;font-weight:500;overflow-wrap:anywhere}.post-credit span{font-size:12px;color:var(--muted)}.post-credit a{font-size:13px;white-space:nowrap;color:var(--muted);padding-block:10px}.post-text{font-size:13px;line-height:1.8;color:var(--muted);white-space:pre-wrap;overflow-wrap:anywhere;max-height:150px;overflow:auto;margin-top:10px}fieldset{border:0;padding:0;margin:0;min-width:0}legend{display:flex;justify-content:space-between;gap:12px;width:100%;padding:0;margin-bottom:12px;font-size:14px;font-weight:500}legend span{font-size:12px;color:var(--muted);font-weight:400}.quality-options{display:flex;flex-direction:column;gap:8px}.quality-option{display:flex;align-items:center;gap:12px;min-height:64px;padding:10px 14px;border:1px solid var(--line);border-radius:5px;cursor:pointer}.quality-option:hover{background:var(--subtle)}.quality-option:has(input:checked){border-color:var(--ink);background:var(--subtle)}.quality-option input{width:16px;height:16px;accent-color:var(--ink);margin:0;flex-shrink:0}.quality-option strong{font-size:14px;font-weight:500}.quality-option small{display:block;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}.quality-tag{font-size:12px;color:var(--muted);margin-left:auto}.selection-info{font-size:12px;color:var(--muted);margin:12px 0;font-variant-numeric:tabular-nums}.download-button{width:100%}.share-section{margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}.share-section h3{font-size:14px;font-weight:500}.share-status{font-size:13px;line-height:1.8;color:var(--muted);margin:8px 0 12px}.share-section .button{width:100%}.share-tip{font-size:12px;line-height:1.8;color:var(--muted);margin-top:10px}.cancel-button{width:100%;margin-top:5px}progress{width:100%;height:6px;accent-color:var(--ink);margin-bottom:12px}.result-links{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:13px;color:var(--link);margin-top:14px}.result-links a{padding-block:8px}
.video-gallery-wrap{margin-bottom:32px;padding-bottom:28px;border-bottom:1px solid var(--line)}.gallery-hint{font-size:13px;color:var(--muted);margin-bottom:18px}.video-gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px}.video-card{min-width:0;padding-bottom:16px;border-bottom:1px solid var(--line)}.video-card.is-current{border-bottom-color:var(--ink)}.video-card-picture{position:relative;aspect-ratio:16/10;overflow:hidden;border-radius:4px;background:var(--subtle);display:grid;place-items:center;color:var(--muted);font-size:13px}.video-card-picture img{width:100%;height:100%;object-fit:cover;outline:1px solid #0000001a;outline-offset:-1px}.video-card-duration{position:absolute;right:8px;bottom:8px;background:#000b;color:#fff;padding:2px 6px;border-radius:3px;font-size:12px;font-variant-numeric:tabular-nums}.video-card-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:14px 0 10px}.video-card-heading h3{font-size:15px;font-weight:500}.video-card-heading>span{font-size:12px;color:var(--muted)}.video-card-quality{display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--muted)}.video-card-quality select{max-width:100%;width:100%;min-height:42px;padding:8px 10px;border:1px solid var(--border);border-radius:5px;background:var(--bg);color:var(--ink);font-size:14px}.card-download{display:flex;background:var(--bg);border-color:var(--border);margin-top:10px;min-height:42px;padding:9px 14px;font-size:13px}.card-download:hover{background:var(--subtle);border-color:var(--ink)}.card-preview{width:100%;margin-top:6px}.selected-video-label{margin-bottom:18px;padding-left:12px;border-left:2px solid var(--ink);font-size:13px;color:var(--muted)}
.text-section{display:grid;grid-template-columns:190px minmax(0,1fr);gap:32px;padding-block:32px;border-bottom:1px solid var(--line);scroll-margin-top:24px}.text-section h2{font-size:20px;font-weight:500}.guide{margin-top:12px}.guide-content{display:grid;grid-template-columns:1fr 1fr;gap:36px}.guide-content h3{font-size:14px;font-weight:500;margin-bottom:8px}.guide-content p{font-size:14px;color:var(--muted);line-height:1.85}.faq{padding-top:30px;border-bottom:0}.faq-list details{border-bottom:1px solid var(--line)}.faq-list details:last-child{border-bottom:0}.faq summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;font-size:14px;line-height:1.7;padding-block:14px;min-height:48px}.faq details:first-child summary{padding-top:0;min-height:34px}.faq summary::-webkit-details-marker{display:none}.faq summary span{font-size:17px;color:var(--muted);font-weight:400;flex-shrink:0}.faq details[open] summary span{transform:rotate(45deg)}.faq p{font-size:14px;color:var(--muted);line-height:1.9;margin:0 24px 18px 0}.footer{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding-block:24px;margin-top:10px;font-size:12px;line-height:1.8;color:var(--muted)}.toast{position:fixed;bottom:max(24px,env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);max-width:calc(100% - 32px);width:max-content;padding:12px 18px;background:var(--ink);color:var(--bg);border-radius:6px;font-size:14px;line-height:1.7;z-index:10}.skip-link{position:fixed;top:-100px;left:16px;padding:10px 16px;background:var(--ink);color:var(--bg);z-index:99}.skip-link:focus{top:10px}
@media(max-width:760px){.shell{width:calc(100% - 40px)}.header-inner{min-height:78px}.site-name{gap:12px}.site-header nav{gap:18px;font-size:13px}.brand{font-size:23px}.intro{padding-top:32px}.result-grid{gap:28px}.text-section{grid-template-columns:1fr;gap:22px}.guide-content{gap:28px}.video-gallery{gap:18px}}
@media(max-width:560px){.header-inner{min-height:74px}.site-name{gap:10px}.brand{font-size:22px}.tool-name{font-size:14px}.site-header nav{gap:0}.site-header nav a:last-child{display:none}.intro{padding:30px 0 27px}.intro h1{font-size:28px}.intro p{font-size:14px;max-width:25em;margin-top:10px;line-height:1.8}form{flex-wrap:wrap;gap:10px}.url-field{flex-basis:100%}input[type=url]{padding:13px 12px;font-size:16px}input::placeholder{font-size:14px}#resolve-button{width:100%;min-height:46px}.input-bottom{font-size:12px;gap:8px;align-items:baseline;flex-wrap:wrap}.input-bottom .text-button{font-size:12px}.input-area{padding-bottom:18px}.empty-state{font-size:13px;min-height:82px;gap:10px}.result{padding-top:24px}.result-heading{margin-bottom:20px}.result-heading h2{font-size:21px}.result-grid{grid-template-columns:1fr;gap:26px}.video-gallery{grid-template-columns:1fr;gap:22px}.video-card{display:grid;grid-template-columns:105px minmax(0,1fr);gap:8px 14px;padding-bottom:20px}.video-card-picture{grid-row:1/3;aspect-ratio:1;align-self:center}.video-card-heading{margin:0}.video-card-quality{gap:5px}.video-card-quality select{font-size:16px;min-height:42px;padding:6px}.card-download{grid-column:1/-1;margin:2px 0 0;min-height:44px}.card-preview{grid-column:1/-1;margin:0;min-height:36px}.text-section{padding-block:27px;gap:20px}.text-section h2{font-size:19px}.guide{margin-top:6px}.guide-content{grid-template-columns:1fr;gap:20px}.guide-content h3{margin-bottom:6px}.guide-content p{font-size:14px}.faq summary{font-size:14px;min-height:55px}.faq p{font-size:13px}.footer{flex-direction:column;gap:5px;margin-top:4px;padding-bottom:max(24px,env(safe-area-inset-bottom));font-size:12px}}
@media(prefers-color-scheme:dark){:root{--bg:#171717;--ink:#e7e7e7;--muted:#a4a4a4;--line:#333;--border:#636363;--subtle:#242424;--link:#a5c4e1;--action:#e7e7e7;--action-text:#171717;--hover:#ccc;--error:#ff9c95}.video-card-picture img{outline-color:#ffffff1a}::selection{background:#555;color:#fff}}

.tool-nav{display:flex;gap:28px;border-bottom:1px solid var(--line);margin-bottom:27px;font-size:14px}.tool-nav a{padding:0 0 13px;color:var(--muted);min-height:40px}.tool-nav a[aria-current=page]{color:var(--ink);border-bottom:2px solid var(--ink);margin-bottom:-1px;font-weight:500}.no-video{font-size:14px;color:var(--muted);line-height:1.8;padding-bottom:12px}.no-video button{margin-top:10px}.image-result{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(250px,.75fr);gap:40px;align-items:start}.image-canvas-area{min-width:0}.card-placeholder{min-height:240px;border:1px solid var(--line);display:grid;place-items:center;padding:24px;text-align:center;color:var(--muted);font-size:14px}.image-canvas-area figure{margin:0}.image-canvas-area img{display:block;width:100%;height:auto;border:1px solid var(--line);background:white}.image-canvas-area figcaption{font-size:12px;color:var(--muted);margin-top:10px;font-variant-numeric:tabular-nums}.image-author{font-size:15px;line-height:1.7;overflow-wrap:anywhere}.image-original,.image-open{display:inline-block;font-size:13px;color:var(--link);padding-block:10px}.image-controls .share-status{margin-top:18px}.image-pager{margin:18px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13px}.image-pager select{min-width:140px;max-width:100%;min-height:44px;padding:8px 12px;border:1px solid var(--border);border-radius:5px;background:var(--bg);font-size:16px}.image-actions{display:flex;flex-direction:column;gap:10px;margin-top:18px}.image-actions .share-tip{margin-top:0}.image-generate{margin-top:12px;min-height:40px}.image-transcript{border-top:1px solid var(--line);margin-top:18px;font-size:13px}.image-transcript summary{cursor:pointer;padding-block:14px;min-height:44px;color:var(--muted)}.image-transcript p{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.9;max-height:380px;overflow:auto;padding-block:4px 12px}.image-controls .cancel-button{width:auto;margin-left:18px;min-height:40px}
@media(max-width:760px){.image-result{gap:24px;grid-template-columns:minmax(0,1fr) minmax(220px,.8fr)}}
@media(max-width:560px){.tool-nav{gap:25px;margin-bottom:23px}.tool-nav a{font-size:14px}.image-result{grid-template-columns:1fr;gap:24px}.image-canvas-area{max-width:100%}.card-placeholder{min-height:200px}.image-controls .share-status{margin-top:8px}.image-author{font-size:14px}.image-pager{margin-block:15px}}

@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}