/* A single editorial rhythm for watching, creating and conversations. */
:root{--f-accent:var(--yg-accent,#ff3355);--f-brand:var(--yg-accent,#ff3355);--brand:var(--f-accent)}
.f-header .f-tools .f-login-btn,.f-header .f-tools .x-create-btn{background:transparent;border-color:transparent;color:var(--yg-accent,#ff3355);min-height:44px;padding:9px 11px;gap:6px}
.f-header .f-tools .f-login-btn:hover,.f-header .f-tools .x-create-btn:hover{background:var(--f-soft);color:var(--yg-accent,#ff3355)}
.f-header .f-tools .f-login-btn svg,.f-header .f-tools .x-create-btn svg{width:20px;height:20px;stroke-width:1.8}
.f-header .f-tools .f-iconbtn,.f-header .f-account-link{min-width:44px;min-height:44px}
.f-btn.primary:hover{background:var(--yg-accent,#ff3355);border-color:var(--yg-accent,#ff3355);filter:brightness(.95)}
.f-avatar-fallback{background:var(--f-soft);color:var(--f-muted)}
.x-detail{--reading-width:760px}
body[data-page=content] .f-shell{max-width:1280px}
.x-detail>.x-detail-opening{max-width:none;display:block;margin:0 0 48px}
.x-detail-opening .x-detail-intro{max-width:var(--reading-width);margin:28px auto 0}
.x-detail .f-article-head h1{font-size:clamp(25px,2.8vw,36px);line-height:1.4;letter-spacing:-.7px;text-wrap:pretty;margin:9px 0 17px}
.x-detail .f-article-head>.f-meta:last-child{gap:14px;font-size:12px}
.x-detail .f-author-line{margin:25px 0 19px;gap:14px;padding:0;border:0}
.x-author-identity{display:flex;align-items:center;gap:11px;min-width:0;margin-right:auto;font-size:14px}
.x-author-identity strong{font-weight:600}
.x-author-identity .f-avatar{width:38px;height:38px}
.x-message-author{min-height:44px}
.x-detail .f-actions{padding:18px 0;margin:0;gap:12px;border-block:1px solid var(--f-line)}
.x-detail .f-actions .f-btn{border:0;background:none;padding:8px 5px;min-height:42px;font-size:12px}
.x-detail .f-actions .f-btn.selected{color:var(--f-accent)}
.x-detail .f-actions .gq-icon{stroke-width:1.6}
.x-detail .f-actions .f-btn:disabled{opacity:1;color:var(--f-ink);cursor:default}
.x-detail .f-actions .f-textbtn{margin-left:auto;font-size:11px;min-height:42px}
.x-detail-deck{font-size:16px;line-height:1.95;color:var(--f-muted);margin:23px 0 0;white-space:pre-line}
.x-detail-tags{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:16px 0 0;padding:0}
.x-detail-tags li{margin:0;padding:0}
.x-detail-tags .x-tag-link{display:block;padding:5px 13px;border:1px solid var(--f-line);border-radius:99px;background:var(--f-paper);color:var(--f-muted);font-size:12px;line-height:1.5;text-decoration:none}
.x-detail-tags .is-category .x-tag-link{color:var(--f-accent);border-color:#ffd9e0}
.x-detail>.x-detail-reading{max-width:var(--reading-width);margin:0 auto}
.x-detail-reading .f-content-reading{margin:0 0 38px;padding:0;border:0}
.x-detail-source{margin:12px 0 18px}.x-detail-source p{margin:5px 0 0;color:var(--f-muted);font-size:12px;line-height:1.7}.x-static-comment-form textarea:disabled{opacity:1;color:var(--f-muted)}.x-static-comment-form button:disabled{opacity:.55;cursor:not-allowed}
.x-detail-reading .f-body{font-size:16px;line-height:2.05;letter-spacing:.08px}
.x-detail-reading .f-body p+p{margin-top:1.25em}
.x-media-figure{margin:0;max-width:100%;scroll-margin-top:105px}
.x-media-frame{position:relative;background:var(--f-soft);border-radius:14px;overflow:hidden;margin:auto;aspect-ratio:var(--media-ratio);max-height:72svh;max-width:100%;width:auto;display:flex;align-items:center;justify-content:center}
.x-media-figure.is-landscape .x-media-frame{width:100%}
.x-media-figure.is-portrait .x-media-frame{width:auto;max-height:72svh;max-width:100%}
.x-native-video,.x-image-open,.x-image-open img{display:block;width:100%;height:100%;object-fit:contain;max-width:100%;padding:0;border:0;outline-offset:-4px}
.x-native-video{background:#111}
.x-image-open{cursor:zoom-in;background:transparent}
.x-image-open img{aspect-ratio:var(--media-ratio)}
.x-media-error{position:absolute;bottom:56px;left:16px;right:16px;background:#111d;color:white;font-size:12px;line-height:1.6;padding:12px;border-radius:6px}
.x-detail-stage .f-player-toolbar{width:100%;min-height:35px;margin:7px 0 0}
.x-detail-stage .f-player-toolbar button{min-height:36px;font-size:11px}
.x-detail-opening.is-portrait{display:grid;grid-template-columns:minmax(240px,.92fr) minmax(0,1fr);gap:64px;align-items:center;max-width:1050px;margin-inline:auto}
.x-detail-opening.is-portrait .x-detail-stage{min-width:0}
.x-detail-opening.is-portrait .x-detail-intro{margin:0;max-width:none}
.x-detail-opening.is-portrait .x-media-frame{height:min(72svh,720px);width:auto}
.x-detail-opening.is-portrait .f-article-head h1{font-size:clamp(26px,2.5vw,35px)}
.x-detail-opening.without-media .x-detail-stage:empty{display:none}
.x-media-index{margin-top:27px}
.x-media-index-heading{display:flex;justify-content:space-between;align-items:baseline;gap:15px;font-size:12px;margin-bottom:11px}
.x-media-index-heading strong{font-weight:600}.x-media-index-heading>span{color:var(--f-muted);font-size:11px}
.x-media-tracks{display:flex;gap:8px;overflow-x:auto;scrollbar-width:thin;padding:2px 1px 9px}
.x-media-track{flex:0 0 111px;display:grid;grid-template-columns:22px 1fr;grid-template-rows:24px 18px;text-align:left;gap:1px 8px;min-height:62px;border:1px solid var(--f-line);border-radius:7px;padding:9px 10px;background:transparent}
.x-media-track>svg,.x-media-track>img{grid-column:1;grid-row:1 / 3;width:22px;height:33px;align-self:center;object-fit:cover;border-radius:3px;color:var(--f-muted)}
.x-media-track>svg{height:22px}.x-media-track>span{font-variant-numeric:tabular-nums;font-size:13px;font-weight:600}.x-media-track>small{font-size:10px;color:var(--f-muted);white-space:nowrap}
.x-media-track.active{border-color:var(--f-ink);background:var(--f-paper)}
.x-media-story{display:grid;gap:34px;margin:38px 0}
.x-media-story-item{min-width:0}
.x-media-caption{display:flex;align-items:center;gap:9px;color:var(--f-muted);font-size:11px;margin-bottom:10px}
.x-media-caption>span:first-child{font-variant-numeric:tabular-nums;color:var(--f-ink)}
.x-media-story .x-media-frame{border-radius:10px;max-height:78svh}
.x-media-story .is-portrait .x-media-frame{height:70svh}
.x-gallery-open{overflow:hidden}
.x-lightbox{position:fixed;inset:0;border:0;width:100vw;max-width:none;height:100dvh;max-height:none;padding:72px 70px 45px;background:#151515fa;color:#fff;overflow:hidden}
.x-lightbox::backdrop{background:#151515}.x-lightbox>img{width:100%;height:100%;object-fit:contain}
.x-lightbox-toolbar{position:absolute;top:14px;left:24px;right:18px;display:flex;align-items:center;justify-content:space-between;font-size:13px;font-variant-numeric:tabular-nums}
.x-lightbox button{color:#fff;display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:#ffffff12}
.x-lightbox button:hover{background:#ffffff25}.x-lightbox button:focus-visible{outline:2px solid #fff;outline-offset:3px}
.x-lightbox-prev,.x-lightbox-next{position:absolute;top:calc(50% - 22px)}.x-lightbox-prev{left:15px}.x-lightbox-next{right:15px}
body.f-cinema .x-detail-opening.is-portrait{display:block;max-width:none}body.f-cinema .x-detail-opening.is-portrait .x-detail-intro{max-width:var(--reading-width);margin:30px auto 0}body.f-cinema .x-media-frame{max-height:82svh}body.f-cinema .x-detail-opening .is-portrait .x-media-frame{height:82svh}
/* The creator's workspace keeps the narrative and its media in one vertical flow. */
.x-creation-form{padding:40px;max-width:940px;margin-inline:auto;gap:25px;background:var(--f-paper)}
.x-creation-form>.f-form-section-heading{margin-top:12px;border-top:1px solid var(--f-line);padding-top:26px}
.x-creation-form>.f-form-section-heading:first-child{margin-top:0;border-top:0;padding-top:0}
.x-creation-form label{font-size:13px}.x-creation-form input[name=title]{font-size:20px;font-weight:600;padding:15px 14px}
.x-creation-media{padding:7px 0}
.x-section-title{margin-bottom:16px}.x-section-title h2{font-size:18px}.x-section-title p{color:var(--f-muted);font-size:12px;margin-top:4px}
.x-creation-form .f-submit-actions{border-top:1px solid var(--f-line);padding-top:22px;margin-top:7px}
.f-account-body .f-profile-hero{border-bottom:1px solid var(--f-line);margin-bottom:26px;padding-bottom:26px}
.f-profile-hero .f-profile-copy p{max-width:550px;overflow-wrap:anywhere}
.f-account-body .f-stat-grid{border-bottom:1px solid var(--f-line);padding-bottom:28px}
.f-account-body .f-panel:has(#profile-form){padding:32px;max-width:760px}
.f-avatar-upload-row{border-style:solid;border-color:var(--f-line);background:var(--f-bg);border-radius:10px}
.f-avatar-upload-preview .f-avatar.large{width:72px;height:72px}
.f-avatar-upload-row input{min-width:0;width:100%}
/* Private inbox */
.x-inbox{display:grid;grid-template-columns:280px minmax(0,1fr);border:1px solid var(--f-line);border-radius:12px;background:var(--f-paper);min-height:640px;height:min(760px,calc(100svh - 165px));overflow:hidden}
.x-inbox-sidebar{border-right:1px solid var(--f-line);overflow:auto;min-width:0}
.x-inbox-title{position:sticky;top:0;z-index:1;display:flex;align-items:center;justify-content:space-between;padding:22px 20px 17px;background:var(--f-paper);border-bottom:1px solid var(--f-line)}
.x-inbox-title h1{font-size:23px;letter-spacing:-.3px}.x-inbox-title .f-iconbtn{width:40px;height:40px;border:1px solid var(--f-line);border-radius:50%}
.x-conversation{display:flex;gap:10px;padding:18px 15px;align-items:center;border-bottom:1px solid var(--f-line);min-width:0}
.x-conversation.active{background:var(--f-bg);box-shadow:inset 2px 0 var(--yg-accent,#ff3355)}
.x-conversation .f-avatar{width:36px;height:36px}.x-conversation-copy{min-width:0;flex:1}.x-conversation-copy strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:13px;font-weight:600}.x-conversation-copy small{display:block;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:12px;color:var(--f-muted);margin-top:3px}
.x-conversation-meta{display:flex;flex-direction:column;align-items:flex-end;gap:6px}.x-conversation-meta time{font-size:9px;color:var(--f-muted);max-width:50px;line-height:1.5}.x-conversation-meta b{display:grid;place-items:center;background:var(--yg-accent,#ff3355);color:white;font:10px/17px sans-serif;min-width:17px;height:17px;padding:0 4px;border-radius:10px}
.x-conversations-empty{padding:34px 22px;color:var(--f-muted);font-size:12px;line-height:1.9}.x-conversations-empty p{font-size:14px;color:var(--f-ink);margin-bottom:7px}
.x-chat{display:flex;flex-direction:column;min-width:0;min-height:0}
.x-chat-header{display:flex;align-items:center;gap:10px;padding:21px 25px;border-bottom:1px solid var(--f-line);min-height:91px;flex-shrink:0}
.x-chat-person{display:flex;align-items:center;gap:10px}.x-chat-person>span:not(.f-avatar){display:flex;flex-direction:column}.x-chat-person strong{font-size:14px;font-weight:600}.x-chat-person small{font-size:11px;color:var(--f-muted)}
.x-chat-back{display:none}.x-message-scroll{flex:1;overflow-y:auto;overscroll-behavior:contain;padding:22px 25px;min-height:0;background:var(--f-bg)}
.x-message{display:flex;flex-direction:column;align-items:flex-start;margin-bottom:20px}.x-message.is-own{align-items:flex-end}
.x-message-bubble{max-width:86%;padding:12px 16px;border-radius:3px 14px 14px 14px;background:var(--f-paper);border:1px solid var(--f-line);font-size:14px;line-height:1.8;overflow-wrap:anywhere;white-space:pre-wrap}
.x-message.is-own .x-message-bubble{background:var(--f-ink);color:var(--f-paper);border-color:var(--f-ink);border-radius:14px 3px 14px 14px}
.x-message time{font-size:10px;color:var(--f-muted);margin-top:6px}.x-load-older{display:flex;margin:0 auto 22px;min-height:35px}
.x-message-form{flex-shrink:0;border-top:1px solid var(--f-line);padding:18px 22px 13px;background:var(--f-paper)}
.x-message-compose{display:flex;align-items:flex-end;gap:12px}.x-message-compose textarea{width:100%;resize:none;min-height:54px;max-height:160px;padding:7px 0;line-height:1.65;background:none;border:0;outline-offset:3px;font-size:14px}.x-message-compose button{min-width:75px;min-height:42px;padding:9px 13px;flex-shrink:0}
.x-message-footnote{font-size:10px;color:var(--f-muted);margin-top:7px}#message-error{font-size:12px;color:var(--f-accent);line-height:1.7;margin-top:6px}#message-error:empty{display:none}
.x-chat-empty{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:13px;padding:35px}.x-chat-empty>svg{width:37px;height:37px;stroke-width:1;color:var(--f-muted);margin-bottom:8px}.x-chat-empty h2{font-size:20px;font-weight:550}.x-chat-empty p{font-size:13px;color:var(--f-muted)}.x-chat-empty button{margin-top:10px}
.x-recipient-results{margin-top:15px}.x-recipient{display:flex;align-items:center;gap:12px;width:100%;text-align:left;border-top:1px solid var(--f-line);padding:15px 0}.x-recipient>span:not(.f-avatar){display:flex;flex-direction:column;flex:1}.x-recipient strong{font-size:14px;font-weight:600}.x-recipient small{font-size:11px;color:var(--f-muted)}
@media(max-width:1100px){.x-inbox{grid-template-columns:230px minmax(0,1fr)}.x-detail-opening.is-portrait{gap:38px}.x-conversation-meta{display:none}}
@media(max-width:900px){.x-inbox{grid-template-columns:200px minmax(0,1fr)}.x-inbox-title{padding-left:15px;padding-right:15px}.x-chat-header,.x-message-scroll{padding-left:18px;padding-right:18px}.x-message-form{padding-left:18px;padding-right:18px}}
@media(max-width:760px){
.f-header .f-tools{gap:0}.f-header .f-tools .f-login-btn,.f-header .f-tools .x-create-btn{min-width:44px;padding:8px;min-height:44px}.f-header .f-tools .f-login-btn>span{display:none}.f-header .f-tools .f-login-btn svg{display:block}.f-header .f-tools .f-theme-button{display:none}
.x-detail>.x-detail-opening,.x-detail-opening.is-portrait{display:block;margin-bottom:30px}.x-detail-opening .x-detail-intro,.x-detail-opening.is-portrait .x-detail-intro{margin-top:23px}
.x-detail-opening.is-portrait .x-media-frame{height:auto;width:auto;max-height:64svh}.x-detail-stage .x-media-figure.is-portrait{max-width:100%;margin:auto}.x-detail-stage .x-media-figure.is-portrait .x-media-frame{height:64svh;width:auto}
.x-detail .f-article-head h1,.x-detail-opening.is-portrait .f-article-head h1{font-size:26px;line-height:1.5;margin-top:4px;margin-bottom:13px;letter-spacing:-.5px}
.x-detail .f-author-line{margin:22px 0 15px;gap:10px}.x-author-identity{gap:9px;font-size:13px}.x-author-identity .f-avatar{width:34px;height:34px}.x-message-author span{display:none}.x-message-author{min-width:35px;justify-content:center}
.x-detail-deck{font-size:14px;line-height:1.95;margin-top:20px}.x-detail-reading .f-body{font-size:15px;line-height:2}.x-media-index{margin-top:23px}.x-media-track{flex-basis:108px}
.x-detail .f-actions{gap:11px;padding-block:10px;flex-wrap:wrap}.x-detail .f-actions .f-btn{font-size:11px;gap:5px}.x-detail .f-actions .f-textbtn{font-size:10px}.x-detail .f-actions svg{width:16px;height:16px}
.x-media-frame{border-radius:9px}.x-media-story{gap:28px;margin:30px 0}.x-media-story .is-portrait .x-media-frame{height:66svh;max-width:100%}.x-media-figure{scroll-margin-top:88px}
.x-lightbox{padding:68px 0 64px}.x-lightbox-prev,.x-lightbox-next{top:auto;bottom:12px}.x-lightbox-prev{left:calc(50% - 62px)}.x-lightbox-next{right:calc(50% - 62px)}
.x-creation-form{padding:23px 20px;gap:23px}.x-creation-form input[name=title]{font-size:18px}.x-creation-form .f-submit-actions{bottom:calc(68px + env(safe-area-inset-bottom));padding:15px 0 12px;margin-bottom:-12px;gap:10px;justify-content:stretch}.x-creation-form .f-submit-actions .f-btn{flex:1;min-height:45px;font-size:12px}.x-creation-form .f-note{font-size:11px}
.f-account-body .f-panel:has(#profile-form){padding:23px 18px}.f-account-body .f-profile-hero{padding-bottom:22px;margin-bottom:22px}.f-avatar-upload-preview .f-avatar.large{width:58px;height:58px}
.x-inbox{height:auto;min-height:440px;display:block;border-radius:10px}.x-inbox-sidebar{border:0}.x-inbox-title{padding:15px 19px}.x-inbox-title h1{font-size:23px}.x-conversation{padding:18px}.x-conversation-meta{display:flex}.x-conversation-copy strong{font-size:14px}.x-conversation .f-avatar{width:42px;height:42px}.x-inbox:not(.is-chat) .x-chat{display:none}.x-inbox.is-chat .x-inbox-sidebar{display:none}.x-inbox.is-chat{height:calc(100svh - 235px);min-height:460px}.x-chat{height:100%}.x-chat-back{display:inline-grid;flex-shrink:0}.x-chat-header{min-height:72px;padding:13px 12px}.x-message-scroll{padding:20px 15px}.x-message-bubble{font-size:14px;max-width:90%;padding:10px 13px}.x-message-form{padding:12px 15px}.x-message-compose{gap:10px}.x-message-compose textarea{font-size:16px}.x-message-compose button{min-width:65px;min-height:44px;font-size:12px}.x-message-compose button svg{display:none}.x-message-footnote{font-size:10px}
}
@media(max-width:400px){.x-detail .f-article-head h1,.x-detail-opening.is-portrait .f-article-head h1{font-size:23px}.x-detail .f-actions{gap:7px}.x-detail .f-actions .f-textbtn{flex-basis:100%;justify-content:flex-end;min-height:27px}.x-creation-form{padding:20px 15px}.x-media-index-heading>span{font-size:10px}.x-chat-person strong{font-size:13px}.x-message-form{padding:10px 12px}}
@media(prefers-reduced-motion:reduce){.x-media-figure{scroll-behavior:auto}}
@media(max-width:760px){body.x-chat-page .f-header,body.x-chat-page .f-mobile-nav,body.x-chat-page .f-account-nav{display:none}body.x-chat-page .f-shell{padding:0!important}body.x-chat-page .x-inbox.is-chat{height:100dvh;min-height:0;border:0;border-radius:0}body.x-chat-page .x-chat-header{padding-top:calc(13px + env(safe-area-inset-top));background:var(--f-paper)}body.x-chat-page .x-message-form{padding-bottom:calc(12px + env(safe-area-inset-bottom))}}
/* Height caps constrain width through the native ratio, avoiding letterboxing on narrow screens. */
.x-detail .f-author-line>a.x-author-identity{display:flex}
.x-media-figure.is-portrait .x-media-frame{--media-fraction:.5625}
.x-media-figure.is-landscape .x-media-frame{--media-fraction:1.7777778}
.x-detail .x-media-figure .x-media-frame{width:min(100%,calc(72svh * var(--media-fraction)))!important;height:auto!important;max-height:none!important;aspect-ratio:var(--media-ratio)}
.x-detail .x-media-story .x-media-frame{width:min(100%,calc(78svh * var(--media-fraction)))!important}
body.f-cinema .x-detail .x-detail-stage .x-media-frame{width:min(100%,calc(82svh * var(--media-fraction)))!important}
@media(max-width:760px){.x-detail .x-detail-stage .is-portrait .x-media-frame{width:min(100%,calc(56svh * var(--media-fraction)))!important}.x-message-footnote{display:none}.x-message-form{padding-bottom:15px}}
@media(max-width:760px){body[data-page=content] .f-shell{padding-top:14px}body[data-page=content] .f-detail-back{padding-bottom:10px;margin-bottom:16px}.x-detail-stage .f-player-toolbar{margin-top:4px;min-height:30px}.x-detail-opening .x-detail-intro,.x-detail-opening.is-portrait .x-detail-intro{margin-top:19px}}
.x-load-conversations{display:flex;margin:18px auto;min-height:44px}.x-message-form.is-closed .x-message-footnote{display:block;color:var(--f-accent)}
.f-detail-article.x-detail>.x-detail-opening{max-width:none}.f-detail-article.x-detail>.x-detail-opening.is-portrait{max-width:1050px}.f-detail-article.x-detail>.x-detail-reading{max-width:760px}
[data-profile-entry]{position:relative}.x-message-unread{position:absolute;top:0;right:0;display:grid;place-items:center;min-width:16px;height:16px;padding:0 4px;border:2px solid var(--f-bg);border-radius:12px;background:var(--yg-accent,#ff3355);color:white;font:9px/12px -apple-system,BlinkMacSystemFont,sans-serif}.f-mobile-nav .x-message-unread{top:2px;right:3px}

/* Detail pages: a calm reading measure and complete, uncropped media. */
.x-detail{--reading-width:740px}
body[data-page=content] .f-detail-back{max-width:1120px;padding-bottom:16px;margin-bottom:26px}
.f-detail-article.x-detail>.x-detail-reading{max-width:var(--reading-width)}
.x-detail .f-article-head h1{font-family:var(--f-display);font-weight:600;font-size:clamp(29px,3.05vw,41px);line-height:1.48;letter-spacing:-.65px;text-wrap:balance;margin:0 0 20px}
.x-detail .f-article-head>.f-meta:empty{display:none}
.x-detail .f-article-head>.f-meta:not(:empty):first-child{margin-bottom:12px}
.x-detail .f-article-head>.f-meta:last-child{font-size:11px;gap:16px;line-height:1.8}
.x-detail-opening .x-detail-intro{margin-top:31px}
.x-detail>.x-detail-opening{margin-bottom:48px}
.x-detail .x-media-frame{border-radius:4px}
.x-detail .x-detail-stage .x-media-figure.is-portrait .x-media-frame{background:#171918}
.x-detail-opening.is-portrait{gap:clamp(32px,5.2vw,76px);grid-template-columns:minmax(0,.82fr) minmax(0,1fr);align-items:center}
.x-detail-opening.is-portrait .f-article-head h1{font-family:var(--f-display);font-size:clamp(29px,2.8vw,38px);line-height:1.48}
.x-detail .f-author-line{margin:25px 0 18px}
.x-detail .f-actions{padding:10px 0;gap:15px}
.x-detail .f-actions .f-btn{font-weight:400}
.x-detail-deck{font-size:17px;line-height:1.95;color:var(--f-ink);letter-spacing:.05px;margin-top:25px}
.x-detail-reading .f-content-reading{margin-bottom:42px}
.x-detail-reading .f-body{margin:0;font-size:16px;line-height:2.06;letter-spacing:.12px}
.x-detail-reading .f-body h3{font-size:21px;line-height:1.55;font-weight:600;letter-spacing:-.2px;margin:38px 0 15px}
.x-detail-reading .f-body h3:first-child{margin-top:0}
.x-detail-reading .f-body p{margin:0 0 21px}
.x-detail-reading .f-body p+p{margin-top:0}
.x-detail-reading .f-body p:last-child{margin-bottom:0}
.x-detail-reading .f-source{border-width:0 0 1px;padding:14px 0;margin:0;border-radius:0;font-size:12px;line-height:1.7}
.x-detail-reading .f-source small{font-size:11px;line-height:1.8;margin-top:5px}
.x-detail-reading>.f-tags{margin:32px 0 26px}
.x-detail-reading>.f-sectionhead{margin-top:32px}
.x-detail-reading #comments{margin-top:44px;padding-top:12px}
.x-detail-reading #comments>.f-sectionhead{margin-top:16px}
.x-detail .x-media-index{margin-top:27px;padding-top:19px;border-top:1px solid var(--f-line)}
.x-detail .x-media-index-heading{font-size:12px;margin-bottom:13px;gap:12px}
.x-detail .x-media-index-heading strong{font-weight:500;letter-spacing:.3px}
.x-detail .x-media-index-heading>span{font-size:11px}
.x-detail .x-media-tracks{gap:12px;padding:0 2px 10px;scroll-snap-type:x proximity;scrollbar-color:var(--f-line) transparent}
.x-detail .x-media-track{flex:0 0 104px;grid-template-columns:22px minmax(0,1fr);grid-template-rows:64px 22px;gap:7px 3px;min-height:0;padding:0 0 5px;border:0;border-bottom:2px solid transparent;border-radius:0;background:none;scroll-snap-align:start}
.x-detail .x-media-track:hover{color:var(--f-ink)}
.x-detail .x-media-track.active{background:none;border-color:var(--f-accent)}
.x-detail .x-media-track:focus-visible{outline:2px solid var(--f-accent);outline-offset:3px}
.x-detail .x-media-track>.x-media-track-thumb{grid-row:1;grid-column:1 / -1;position:relative;width:100%;height:64px;overflow:hidden;border-radius:3px;background:var(--f-soft)}
.x-media-track-thumb img{display:block;width:100%;height:100%;object-fit:cover;transition:filter .2s}
.x-media-track-video{display:block;width:100%;height:100%;object-fit:cover;pointer-events:none}
.x-media-track-thumb.is-video::after{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:0;height:0;border-top:7px solid transparent;border-bottom:7px solid transparent;border-left:11px solid #fff;filter:drop-shadow(0 1px 4px #0009);pointer-events:none}
.x-detail .x-media-track-thumb svg{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:21px;height:21px;stroke-width:1.6;color:#fff;filter:drop-shadow(0 1px 4px #0007)}
.x-detail .x-media-track-thumb.is-placeholder svg{color:var(--f-muted);filter:none}
.x-detail .x-media-track>.x-media-track-number{grid-row:2;grid-column:1;font-size:10px;font-weight:400;align-self:center;color:var(--f-muted)}
.x-detail .x-media-track>small{grid-row:2;grid-column:2;align-self:center;font-size:10px;line-height:1.5;text-align:right}
.x-detail .x-media-track.active>.x-media-track-number{color:var(--f-accent)}
.x-detail .x-media-story{gap:38px;margin:42px 0}
.x-detail .x-media-caption{gap:9px;margin-bottom:10px;font-size:10px;line-height:1.6;letter-spacing:.3px}
.x-detail .x-media-caption>span:first-child{color:var(--f-muted);font-family:inherit}
.x-detail .x-media-story .x-media-frame{border-radius:3px}
.x-detail .x-media-description{font-size:12px;line-height:1.8;color:var(--f-muted);margin:11px auto 0;max-width:100%;overflow-wrap:anywhere}
.x-detail .x-media-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;align-items:start}
.x-detail .x-media-pair .x-media-frame{width:100%!important;max-width:100%}
.x-detail .x-media-pair .x-media-caption{margin-bottom:9px}
.x-detail .x-image-open:focus-visible{outline:2px solid var(--f-accent);outline-offset:-4px}
@media(min-width:761px){
  .f-detail-article.x-detail>.x-detail-opening,
  .f-detail-article.x-detail>.x-detail-opening.is-portrait{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1fr);gap:clamp(32px,5.2vw,76px);align-items:center;max-width:1120px;margin-inline:auto}
  .x-detail-opening .x-detail-stage{min-width:0}
  .x-detail-opening .x-detail-intro,
  .x-detail-opening.is-portrait .x-detail-intro{margin:0;max-width:none;min-width:0}
  .f-detail-article.x-detail>.x-detail-opening.without-media:has(.x-detail-stage:empty){display:block;max-width:var(--reading-width)}
  .x-detail .x-media-story>.x-media-story-item:has(.is-portrait){max-width:480px;width:100%;margin-inline:auto}
}
@media(min-width:761px) and (max-width:1000px){
  .f-detail-article.x-detail>.x-detail-opening,
  .f-detail-article.x-detail>.x-detail-opening.is-portrait{display:block;max-width:var(--reading-width);margin-inline:auto}
  .x-detail-opening .x-detail-intro,.x-detail-opening.is-portrait .x-detail-intro{margin-top:24px}
}
@media(max-width:760px){
  body[data-page=content] .f-detail-back{padding-bottom:12px;margin-bottom:18px}
  .x-detail .f-article-head h1,.x-detail-opening.is-portrait .f-article-head h1{font-size:27px;line-height:1.5;letter-spacing:-.45px;margin-bottom:14px}
  .x-detail .f-article-head>.f-meta:last-child{font-size:10px;gap:12px}
  .x-detail-opening .x-detail-intro,.x-detail-opening.is-portrait .x-detail-intro{margin-top:24px}
  .x-detail>.x-detail-opening{margin-bottom:32px}
  .x-detail .f-author-line{margin:22px 0 16px}
  .x-detail .f-actions{gap:9px;padding-block:9px}
  .x-detail .f-actions .f-textbtn{flex-basis:auto;margin-left:auto;min-height:42px;font-size:10px}
  .x-detail-deck{font-size:15px;line-height:1.95;margin-top:22px}
  .x-detail-reading .f-body{font-size:15px;line-height:2;letter-spacing:.05px}
  .x-detail-reading .f-body h3{font-size:18px;line-height:1.65;margin:29px 0 12px}
  .x-detail-reading .f-body p{margin-bottom:19px}
  .x-detail-reading .f-content-reading{margin-bottom:30px}
  .x-detail .x-media-index{padding-top:17px;margin-top:24px}
  .x-detail .x-media-tracks{gap:10px}
  .x-detail .x-media-track{flex-basis:98px;grid-template-rows:60px 22px}
  .x-detail .x-media-track>.x-media-track-thumb{height:60px}
  .x-detail .x-media-story{gap:29px;margin:32px 0}
  .x-detail .x-media-pair{gap:12px}
  .x-detail .x-media-description{font-size:11px;margin-top:9px}
  .x-detail-reading #comments{margin-top:32px;padding-top:8px}
}
@media(max-width:380px){
  .x-detail .f-article-head h1,.x-detail-opening.is-portrait .f-article-head h1{font-size:24px}
  .x-detail .x-media-pair{gap:10px}
}
@media(prefers-reduced-motion:reduce){.x-media-track-thumb img{transition:none}}
/* Form typography: shared input rhythm across creation, account and conversations. */
:root {
  --yg-form-font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  --yg-form-field-size: 15px;
}
body form:is(.f-form, #submission-form, #auth-form, #profile-form, #message-form, #conversation-search-form, #chat-search-form, #recipient-form)
  :is(input, textarea, select):not([type=checkbox], [type=radio], [type=file], [type=hidden], [type=color], [type=range]),
body .dm-caption-label textarea {
  font-family: var(--yg-form-font);
  font-size: var(--yg-form-field-size);
  font-weight: 400;
  line-height: 1.65;
  letter-spacing: 0;
}
body form:is(.f-form, #submission-form, #auth-form, #profile-form, #message-form, #conversation-search-form, #chat-search-form, #recipient-form)
  :is(input, textarea)::placeholder,
body .dm-caption-label textarea::placeholder {
  font-family: inherit;
  font-size: inherit;
  font-weight: 400;
  line-height: inherit;
  letter-spacing: inherit;
  color: var(--f-muted);
  opacity: .8;
}
body form.f-form label,
body .dm-caption-label {
  font-family: var(--yg-form-font);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: 0;
}
body form.f-form .f-help,
body #profile-form .a-avatar-setting .f-help,
body #profile-form .a-field-help,
body #profile-form .a-readonly-field > small,
body #profile-form #profile-save-status,
body .x-message-form .x-message-footnote,
body .x-message-form #message-length {
  font-family: var(--yg-form-font);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.65;
  letter-spacing: 0;
}
body #submission-form .f-form-section-heading h2,
body #submission-form .x-section-title h2,
body #submission-form > div:has(#source-editors) > .f-sectionhead h3,
body #profile-form .a-avatar-setting h2 {
  font-family: var(--yg-form-font);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: 0;
}
body #submission-form .x-field-title { font: 500 13px/1.6 var(--yg-form-font); letter-spacing: 0; margin-bottom: 9px; }
body #submission-form input[name=title] { padding: 12px 14px; }
@media (max-width: 760px) {
  :root { --yg-form-field-size: 16px; }
  body #submission-form input[name=title] { padding: 11px 12px; }
}

/* Desktop supporting rail follows the reader; mobile keeps its existing single column. */
@media (min-width: 901px) {
  body .f-shell { align-items: start; overflow: visible; }
  body .f-shell > .f-rail {
    position: sticky;
    top: 112px;
    align-self: start;
    max-height: calc(100vh - 136px);
    max-height: calc(100dvh - 136px);
    padding-top: 0;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior-y: contain;
    scrollbar-width: thin;
  }
}

/* Content prose retains arbitrary text and line breaks. */
.x-creation-form textarea { resize: vertical; overflow-wrap: anywhere; }
.x-detail-deck { white-space: pre-wrap; overflow-wrap: anywhere; }
.x-detail .f-article-head h1,.f-body,.f-source-editor { overflow-wrap: anywhere; }

/* Keep the synopsis separate from the full reading flow. */
.x-detail-summary{margin-top:22px;border-block:1px solid var(--f-line)}
.x-detail-summary>summary{display:flex;align-items:center;gap:8px;min-height:46px;padding:10px 0;list-style:none;cursor:pointer;font-size:13px;line-height:1.6;color:var(--f-muted)}
.x-detail-summary>summary::-webkit-details-marker{display:none}
.x-detail-summary>summary>span:first-child{margin-right:auto;font-weight:600;color:var(--f-ink)}
.x-detail-summary>summary:focus-visible{outline:2px solid var(--f-accent);outline-offset:4px;border-radius:2px}
.x-detail-summary .x-summary-collapse,.x-detail-summary[open] .x-summary-expand{display:none}
.x-detail-summary[open] .x-summary-collapse{display:inline}
.x-summary-chevron{width:7px;height:7px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg);margin:0 3px 4px 1px}
.x-detail-summary[open] .x-summary-chevron{transform:rotate(225deg);margin-bottom:0}
.x-detail-summary .x-detail-deck{margin:0;padding:0 0 16px;font-size:14px;line-height:1.9;color:var(--f-muted)}
.x-detail-reading .f-content-reading{border-top:1px solid var(--f-line);padding-top:26px}
.x-detail-reading .f-content-reading>h2{margin:0 0 22px;font-size:18px;line-height:1.5;font-weight:600;letter-spacing:0}
@media(max-width:760px){
  .x-detail-summary{margin-top:18px}
  .x-detail-reading .f-content-reading{padding-top:22px}
  .x-detail-reading .f-content-reading>h2{font-size:16px;margin-bottom:18px}
}

/* Cover frames use a small, adjustable overscan to exclude scanned paper edges.
   Reading figures and lightboxes retain the complete original composition. */
:is(.f-cover, .f-featured-image, .f-resume-thumb, .a-content-thumb, .f-event-visual) {
  --yg-cover-zoom: 1.08;
  --yg-cover-position: 50% 50%;
  overflow: hidden;
}
body :is(.f-cover, .f-featured-image, .f-resume-thumb, .a-content-thumb, .f-event-visual) img,
body .f-featured:hover .f-featured-image img,
body .f-cover:hover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: var(--yg-cover-position);
  transform: scale(var(--yg-cover-zoom));
  transform-origin: var(--yg-cover-position);
}

/* Shared cover proportion: 1300 × 650. Original reading media is separate. */
body :is(#main, #rail) :is(.f-cover, .f-featured-image, .f-resume-thumb, .a-content-thumb, .f-event-visual, .x-media-track-thumb) {
  aspect-ratio: 2 / 1;
  height: auto;
  min-height: 0;
  align-self: start;
}
body #main :is(.f-cover, .f-featured-image, .f-event-visual) { width: 100%; }
body #main .x-media-track-thumb { overflow: hidden; }
body #main .x-media-track-thumb img { object-fit: cover; }
body #cover-upload-result .x-cover-preview-frame {
  display: block;
  width: 260px;
  max-width: 100%;
  aspect-ratio: 2 / 1;
  overflow: hidden;
  border-radius: 4px;
}
body #cover-upload-result .x-cover-preview-frame img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: cover;
  transform: scale(1.08);
}
/* The hero image determines its own 2:1 height; adjacent copy cannot stretch it. */
body #main .f-featured {
  min-height: 0;
  height: auto;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  align-items: center;
}
body #main .f-featured-copy { min-height: 0; height: auto; padding: 24px 34px; }
body #main .f-featured-image { align-self: center; }
@media (min-width: 901px) {
  body #main .f-featured h2 { font-size: clamp(23px, 2.15vw, 31px); line-height: 1.45; -webkit-line-clamp: 2; }
  body #main .f-featured-copy > p { display: -webkit-box; -webkit-line-clamp: 2; margin-top: 12px; }
  body #main .f-featured-actions { margin-top: 18px; }
}
@media (min-width: 901px) and (max-width: 1150px) {
  body #main .f-featured-copy { padding: 18px 28px; }
  body #main .f-featured-copy > p { display: none; }
}
@media (max-width: 900px) {
  body #main .f-featured { display: flex; flex-direction: column; align-items: stretch; }
  body #main .f-featured-image { flex: none; }
  body #main .f-featured-copy { flex: 1; padding: 20px 0 2px; background: var(--f-bg); }
  body #main .f-featured-copy > p { display: none; }
}