:root{
 --sb-bg:#f0f2f5;--sb-card:#fff;--sb-text:#17202a;--sb-muted:#667085;--sb-border:#e5e7eb;--sb-soft:#f3f4f6;
 --sb-accent:#e4e6eb;--sb-blue:#1877f2;--sb-blue-2:#0b5ed7;--sb-blue-soft:#e7f3ff;--sb-green:#42b72a;--sb-danger:#e11d48;
 --sb-shadow:0 1px 2px rgba(16,24,40,.08),0 1px 3px rgba(16,24,40,.04);--sb-shadow-lg:0 18px 55px rgba(16,24,40,.2);
 --sb-radius:14px;--sb-radius-sm:10px;--sb-top:64px;--sb-main:720px;--sb-ease:cubic-bezier(.2,.8,.2,1)
}
html.sb-dark{--sb-bg:#18191a;--sb-card:#242526;--sb-text:#e4e6eb;--sb-muted:#b0b3b8;--sb-border:#3a3b3c;--sb-soft:#2f3031;--sb-accent:#3a3b3c;--sb-blue-soft:#263951;--sb-shadow:0 1px 2px rgba(0,0,0,.35);--sb-shadow-lg:0 18px 55px rgba(0,0,0,.55);color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth}.sociobook-body{margin:0;background:var(--sb-bg);color:var(--sb-text);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.45;min-height:100vh}.sociobook-body a{color:inherit;text-decoration:none}.sociobook-body button,.sociobook-body input,.sociobook-body textarea,.sociobook-body select{font:inherit}.sociobook-body button{color:inherit}.sociobook-body img{max-width:100%}.sb-no-scroll{overflow:hidden}.sb-hidden{display:none!important}.sb-icon{width:22px;height:22px;display:block}.sb-muted{color:var(--sb-muted)}.sb-divider{height:1px;background:var(--sb-border);margin:12px 0}.sb-spinner{display:inline-block;width:26px;height:26px;border:3px solid var(--sb-border);border-top-color:var(--sb-blue);border-radius:50%;animation:sb-spin .8s linear infinite}.sb-page-loader{min-height:140px;display:flex;align-items:center;justify-content:center}@keyframes sb-spin{to{transform:rotate(360deg)}}
.sb-skip-link{position:fixed;left:12px;top:-80px;z-index:99999;background:var(--sb-card);padding:10px 14px;border-radius:8px;box-shadow:var(--sb-shadow-lg)}.sb-skip-link:focus{top:10px}
.sb-verified{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;border-radius:50%;background:var(--sb-blue);color:#fff;font-size:10px;margin-left:4px;vertical-align:middle;flex:none}

/* Header */
.sb-topbar{position:sticky;top:0;z-index:1000;height:var(--sb-top);background:color-mix(in srgb,var(--sb-card) 96%,transparent);backdrop-filter:saturate(140%) blur(12px);border-bottom:1px solid var(--sb-border);display:grid;grid-template-columns:minmax(300px,1fr) minmax(360px,600px) minmax(300px,1fr);align-items:center;padding:0 16px;box-shadow:0 1px 3px rgba(16,24,40,.04)}.admin-bar .sb-topbar{top:32px}.sb-topbar-left,.sb-topbar-actions{display:flex;align-items:center;gap:9px;min-width:0}.sb-topbar-actions{justify-content:flex-end}.sb-logo-link{display:flex;align-items:center;gap:9px;min-width:0}.sb-logo{width:42px;height:42px;border-radius:50%;display:block;box-shadow:0 0 0 1px rgba(0,0,0,.04)}.sb-brand-text{font-size:21px;font-weight:800;letter-spacing:-.4px;color:var(--sb-blue)}
.sb-search-box{height:42px;width:min(270px,32vw);border-radius:24px;background:var(--sb-bg);display:flex;align-items:center;gap:8px;padding:0 14px;color:var(--sb-muted);transition:box-shadow .18s,width .18s}.sb-search-box:focus-within{box-shadow:0 0 0 2px color-mix(in srgb,var(--sb-blue) 24%,transparent)}.sb-search-box .sb-icon{width:18px;height:18px;flex:none}.sb-search-box input{width:100%;border:0;outline:0;background:transparent;color:var(--sb-text);min-width:0}.sb-search-box input::placeholder{color:var(--sb-muted)}
.sb-main-nav{height:100%;display:grid;grid-template-columns:repeat(4,1fr);gap:7px}.sb-nav-icon{border:0;background:transparent;display:flex;align-items:center;justify-content:center;min-width:70px;height:100%;border-radius:11px;cursor:pointer;position:relative;color:var(--sb-muted);transition:background .15s,color .15s,transform .08s}.sb-nav-icon:hover{background:var(--sb-soft);color:var(--sb-text)}.sb-nav-icon:active{transform:scale(.97)}.sb-nav-icon.is-active{color:var(--sb-blue);border-radius:0}.sb-nav-icon.is-active:after{content:"";position:absolute;left:10px;right:10px;bottom:0;height:4px;background:var(--sb-blue);border-radius:5px 5px 0 0}.sb-nav-icon .sb-icon{width:28px;height:28px}
.sb-round-button,.sb-avatar-button,.sb-icon-button{border:0;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .08s,filter .15s,background .15s}.sb-round-button{width:42px;height:42px;border-radius:50%;background:var(--sb-accent);position:relative}.sb-round-button:hover,.sb-icon-button:hover{filter:brightness(.96)}.sb-round-button:active,.sb-avatar-button:active,.sb-action:active,.sb-button:active{transform:scale(.96)}.sb-round-button.is-active{background:var(--sb-blue-soft);color:var(--sb-blue)}.sb-round-button .sb-icon{width:20px;height:20px}.sb-avatar-button{width:42px;height:42px;border-radius:50%;padding:0;background:transparent}.sb-avatar-button img{width:42px;height:42px;border-radius:50%;object-fit:cover;border:2px solid var(--sb-card);box-shadow:0 0 0 1px var(--sb-border)}.sb-count-badge{position:absolute;right:-5px;top:-5px;min-width:19px;height:19px;padding:0 5px;border:2px solid var(--sb-card);background:var(--sb-danger);color:#fff;border-radius:999px;font-size:10px;font-weight:800;display:flex;align-items:center;justify-content:center;font-style:normal}
.sb-popover{position:fixed;z-index:1200;top:72px;right:14px;width:min(410px,calc(100vw - 24px));max-height:min(72vh,640px);overflow:auto;background:var(--sb-card);border:1px solid var(--sb-border);border-radius:16px;box-shadow:var(--sb-shadow-lg);padding:10px;animation:sb-pop .18s var(--sb-ease)}.admin-bar .sb-popover{top:104px}@keyframes sb-pop{from{opacity:0;transform:translateY(-8px) scale(.98)}to{opacity:1;transform:none}}.sb-popover-title{font-weight:800;font-size:22px;padding:8px 9px}.sb-profile-menu-user{display:flex;align-items:center;gap:11px;padding:11px;border-radius:12px;box-shadow:var(--sb-shadow)}.sb-profile-menu-user:hover,.sb-menu-item:hover{background:var(--sb-soft)}.sb-profile-menu-user img,.sb-notification-item img{width:46px;height:46px;border-radius:50%;object-fit:cover}.sb-menu-item{width:100%;border:0;background:transparent;border-radius:10px;padding:10px;display:flex;align-items:center;gap:12px;cursor:pointer;text-align:left}.sb-menu-item .sb-icon{padding:8px;width:40px;height:40px;border-radius:50%;background:var(--sb-accent)}.sb-menu-item span:nth-child(2){flex:1}.sb-switch{width:40px!important;flex:none!important;height:23px;border-radius:20px;background:var(--sb-border);position:relative}.sb-switch:after{content:"";width:19px;height:19px;border-radius:50%;background:#fff;position:absolute;left:2px;top:2px;transition:.18s}.sb-dark .sb-switch{background:var(--sb-blue)}.sb-dark .sb-switch:after{left:19px}

/* Main layout */
.sb-app-layout{min-height:calc(100vh - var(--sb-top));display:grid;grid-template-columns:minmax(240px,300px) minmax(0,1fr) minmax(240px,300px)}.admin-bar .sb-app-layout{min-height:calc(100vh - var(--sb-top) - 32px)}.sb-sidebar{position:sticky;top:var(--sb-top);height:calc(100vh - var(--sb-top));padding:18px 12px}.admin-bar .sb-sidebar{top:calc(var(--sb-top) + 32px);height:calc(100vh - var(--sb-top) - 32px)}.sb-scroll-area{height:100%;overflow:auto;scrollbar-width:thin;scrollbar-color:transparent transparent}.sb-scroll-area:hover{scrollbar-color:var(--sb-border) transparent}.sb-main{width:100%;max-width:var(--sb-main);margin:0 auto;padding:20px 14px 100px;min-width:0}.sb-main--messages{max-width:1060px;padding-left:18px;padding-right:18px}
.sb-side-link{width:100%;min-height:50px;border:0;background:transparent;border-radius:12px;padding:7px 9px;display:flex;align-items:center;gap:11px;font-weight:650;cursor:pointer;text-align:left;transition:background .14s}.sb-side-link:hover{background:var(--sb-accent)}.sb-side-avatar{width:38px;height:38px;border-radius:50%;object-fit:cover}.sb-side-icon{width:37px;height:37px;color:var(--sb-blue);padding:6px;background:var(--sb-blue-soft);border-radius:50%}.sb-side-heading,.sb-aside-title{font-size:17px;color:var(--sb-muted);font-weight:750;margin:10px 8px}.sb-side-copy{font-size:12px;color:var(--sb-muted);padding:0 8px;line-height:1.5}.sb-side-badge{margin-left:auto;position:static;border:0}.sb-aside-title-row{display:flex;align-items:center;justify-content:space-between;padding:0 8px}.sb-aside-title-row .sb-icon{color:var(--sb-muted);width:20px}.sb-friend-row{display:flex;align-items:center;gap:7px;padding:5px 7px;border-radius:11px;transition:background .15s}.sb-friend-row:hover{background:var(--sb-accent)}.sb-friend-row>a{display:flex;align-items:center;gap:10px;min-width:0;flex:1}.sb-friend-row img{width:38px;height:38px;border-radius:50%;object-fit:cover}.sb-friend-row span{font-weight:650;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sb-friend-row>button{border:0;background:transparent;border-radius:50%;width:34px;height:34px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--sb-muted);opacity:0;transition:opacity .15s,background .15s}.sb-friend-row:hover>button{opacity:1}.sb-friend-row>button:hover{background:var(--sb-soft);color:var(--sb-blue)}
.sb-contact-avatar{position:relative;flex:none}.sb-contact-avatar:after{content:"";position:absolute;right:0;bottom:1px;width:10px;height:10px;border-radius:50%;background:#31a24c;border:2px solid var(--sb-bg)}

/* Shared cards & buttons */
.sb-card{background:var(--sb-card);border:1px solid var(--sb-border);border-radius:var(--sb-radius);box-shadow:var(--sb-shadow);overflow:hidden}.sb-button{border:0;border-radius:9px;padding:9px 15px;font-weight:750;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:7px;transition:transform .08s,filter .15s,background .15s}.sb-button:disabled{opacity:.55;cursor:not-allowed}.sb-button--blue{background:var(--sb-blue);color:#fff}.sb-button--blue:hover{background:var(--sb-blue-2)}.sb-button--green{background:var(--sb-green);color:#fff}.sb-button--soft{background:var(--sb-accent);color:var(--sb-text)}.sb-button--full{width:100%}.sb-empty{padding:18px;color:var(--sb-muted);text-align:center}.sb-empty-state{padding:46px 24px;text-align:center;color:var(--sb-muted)}.sb-empty-state>.sb-icon{width:50px;height:50px;margin:0 auto 12px;color:var(--sb-blue)}.sb-empty-state h3{margin:0 0 6px;color:var(--sb-text);font-size:20px}.sb-empty-state p{margin:0}.sb-eyebrow{text-transform:uppercase;letter-spacing:.11em;font-size:11px;color:var(--sb-blue);font-weight:850}.sb-page-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin:2px 2px 16px}.sb-page-heading h1{font-size:30px;line-height:1.05;margin:3px 0 5px;letter-spacing:-.7px}.sb-page-heading p{margin:0;color:var(--sb-muted)}

/* Stories */
.sb-stories{padding:12px;margin-bottom:14px}.sb-stories-loading{min-height:208px;display:flex;align-items:center;justify-content:center}.sb-story-strip{display:flex;gap:9px;overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x proximity;padding-bottom:2px;scrollbar-width:none}.sb-story-strip::-webkit-scrollbar{display:none}.sb-story-card{scroll-snap-align:start;position:relative;flex:0 0 118px;height:196px;border:0;border-radius:13px;overflow:hidden;background:#111 center/cover no-repeat;cursor:pointer;padding:0;box-shadow:0 0 0 1px rgba(0,0,0,.06);transition:transform .18s var(--sb-ease),filter .18s}.sb-story-card:hover{transform:translateY(-2px);filter:brightness(.97)}.sb-story-card:not(.sb-story-create){background-image:linear-gradient(to top,rgba(0,0,0,.62),rgba(0,0,0,.02) 65%),var(--story-bg)}.sb-story-card:not(.sb-story-create):before{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.56),transparent 60%)}.sb-story-card>strong{position:absolute;left:10px;right:8px;bottom:10px;color:#fff;text-align:left;font-size:13px;line-height:1.15;text-shadow:0 1px 2px #000;z-index:2}.sb-story-ring{position:absolute;left:9px;top:9px;border:3px solid var(--sb-blue);border-radius:50%;padding:2px;z-index:2}.sb-story-ring .sb-avatar{width:36px;height:36px}.sb-story-card.is-viewed .sb-story-ring{border-color:#8a8d91}.sb-story-card>em{position:absolute;right:8px;top:10px;color:#fff;z-index:2;background:rgba(0,0,0,.35);border-radius:50%;padding:4px}.sb-story-card>em .sb-icon{width:18px;height:18px}.sb-story-create{background:var(--sb-card);border:1px solid var(--sb-border)}.sb-story-create-bg{height:142px;display:block;overflow:hidden;background:var(--sb-soft)}.sb-story-create-bg img{width:100%;height:100%;object-fit:cover}.sb-story-create>i{position:absolute;left:50%;top:126px;transform:translateX(-50%);width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--sb-blue);border:4px solid var(--sb-card);color:#fff;z-index:2}.sb-story-create>i .sb-icon{width:20px}.sb-story-create>strong{color:var(--sb-text);text-shadow:none;text-align:center;bottom:10px}
.sb-story-viewer{position:fixed;inset:0;z-index:3500;background:rgba(8,10,14,.96);display:flex;align-items:center;justify-content:center;padding:18px;animation:sb-fade .18s ease}.sb-story-viewer-inner{height:min(92vh,860px);aspect-ratio:9/16;max-width:95vw;background:#101113;border-radius:18px;overflow:hidden;position:relative;box-shadow:0 25px 90px rgba(0,0,0,.6)}.sb-story-progress{position:absolute;z-index:5;left:12px;right:12px;top:10px;height:3px;border-radius:4px;background:rgba(255,255,255,.32);overflow:hidden}.sb-story-progress i{display:block;width:0;height:100%;background:#fff}.sb-story-head{position:absolute;z-index:5;left:13px;right:13px;top:22px;display:flex;align-items:center;gap:8px;color:#fff}.sb-story-head>#sb-story-head-user{display:flex;align-items:center;gap:8px;min-width:0;flex:1}.sb-story-head>#sb-story-head-user>div{display:flex;flex-direction:column;min-width:0}.sb-story-head strong{font-size:13px}.sb-story-head span{font-size:11px;opacity:.78}.sb-story-close,.sb-story-delete{border:0;background:rgba(0,0,0,.35);color:#fff;border-radius:999px;cursor:pointer;display:flex;align-items:center;justify-content:center}.sb-story-close{width:36px;height:36px}.sb-story-delete{margin-left:auto;padding:7px 9px;gap:5px;font-size:11px}.sb-story-delete .sb-icon{width:15px;height:15px}.sb-story-content{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.sb-story-content img,.sb-story-content video{width:100%;height:100%;object-fit:contain;background:#000}.sb-story-arrow{position:absolute;top:50%;z-index:6;width:40px;height:40px;margin-top:-20px;border:0;border-radius:50%;background:rgba(0,0,0,.35);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer}.sb-story-prev{left:10px}.sb-story-next{right:10px}@keyframes sb-story-progress{to{width:100%}}

/* Composer */
.sb-composer-inline{padding:13px;margin-bottom:14px}.sb-composer-top{display:flex;gap:9px;align-items:center}.sb-avatar{width:42px;height:42px;border-radius:50%;object-fit:cover;background:var(--sb-accent);flex:none}.sb-avatar--sm{width:34px;height:34px}.sb-avatar--xs{width:28px;height:28px}.sb-avatar--lg{width:172px;height:172px;border:5px solid var(--sb-card)}.sb-composer-trigger{height:42px;border:0;border-radius:23px;background:var(--sb-bg);color:var(--sb-muted);text-align:left;flex:1;padding:0 16px;cursor:pointer}.sb-composer-trigger:hover{filter:brightness(.98)}.sb-composer-actions{display:grid;grid-template-columns:repeat(3,1fr);margin-top:11px;padding-top:9px;border-top:1px solid var(--sb-border)}.sb-composer-actions button{border:0;background:transparent;border-radius:9px;padding:9px 4px;display:flex;justify-content:center;align-items:center;gap:7px;font-weight:650;color:var(--sb-muted);cursor:pointer}.sb-composer-actions button:hover{background:var(--sb-soft)}.sb-composer-actions button:nth-child(1) .sb-icon{color:#f3425f}.sb-composer-actions button:nth-child(2) .sb-icon{color:#45bd62}.sb-composer-actions button:nth-child(3) .sb-icon{color:#1877f2}
.sb-privacy-pill{display:block;width:max-content;background:var(--sb-accent);border-radius:6px;padding:1px 6px;font-size:11px;margin-top:2px;color:var(--sb-muted)}

/* Feed */
.sb-post-list{display:flex;flex-direction:column;gap:14px}.sb-post{animation:sb-enter .38s var(--sb-ease);transform-origin:50% 0}.sb-post.sb-removing{opacity:0;transform:scale(.97);transition:.25s}.sb-post.sb-post--parked{background:transparent;border-color:transparent;box-shadow:none;overflow:hidden}.sb-virtual-placeholder{height:100%;display:flex;align-items:flex-start;justify-content:center;color:var(--sb-muted);font-size:11px;padding-top:8px}@keyframes sb-enter{from{opacity:0;transform:translateY(16px) scale(.99)}to{opacity:1;transform:none}}.sb-post-header{padding:13px 15px 8px;display:flex;justify-content:space-between;gap:10px}.sb-post-author{display:flex;gap:9px;align-items:center;min-width:0}.sb-post-author-text{min-width:0}.sb-user-name{font-weight:750;display:inline-flex;align-items:center;line-height:1.2}.sb-user-name:hover{text-decoration:underline}.sb-post-time{display:block;color:var(--sb-muted);font-size:12px;margin-top:2px}.sb-post-more{border:0;background:transparent;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--sb-muted)}.sb-post-more:hover{background:var(--sb-soft);color:var(--sb-danger)}.sb-post-more .sb-icon{width:19px}.sb-post-text{padding:3px 15px 12px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.48;font-size:15px}.sb-post-text.is-collapsed{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:6;overflow:hidden;cursor:pointer}.sb-post-media{display:grid;gap:2px;background:#111}.sb-post-media[data-count="2"],.sb-post-media[data-count="3"],.sb-post-media[data-count="4"]{grid-template-columns:repeat(2,1fr)}.sb-media-item{min-width:0;position:relative;background:#111;cursor:pointer;overflow:hidden}.sb-media-item img,.sb-media-item video{display:block;width:100%;max-height:660px;object-fit:cover;background:#111}.sb-post-media[data-count="2"] .sb-media-item img,.sb-post-media[data-count="2"] .sb-media-item video{height:360px}.sb-post-media[data-count="3"] .sb-media-item:first-child{grid-row:span 2}.sb-post-media[data-count="3"] .sb-media-item img,.sb-post-media[data-count="3"] .sb-media-item video,.sb-post-media[data-count="4"] .sb-media-item img,.sb-post-media[data-count="4"] .sb-media-item video{height:235px}.sb-post-stats{display:flex;justify-content:space-between;align-items:center;min-height:42px;padding:8px 15px;color:var(--sb-muted);font-size:13px}.sb-like-stat{display:flex;align-items:center;gap:5px}.sb-like-bubble{width:19px;height:19px;border-radius:50%;background:var(--sb-blue);color:#fff;display:inline-flex;align-items:center;justify-content:center}.sb-like-bubble .sb-icon{width:11px;height:11px;fill:currentColor}.sb-post-actions{border-top:1px solid var(--sb-border);border-bottom:1px solid var(--sb-border);display:grid;grid-template-columns:repeat(3,1fr);padding:4px 10px}.sb-action{border:0;background:transparent;border-radius:8px;display:flex;gap:7px;align-items:center;justify-content:center;padding:8px;color:var(--sb-muted);font-weight:700;cursor:pointer}.sb-action:hover{background:var(--sb-soft)}.sb-action.is-liked{color:var(--sb-blue)}.sb-action.is-liked .sb-icon{fill:currentColor}.sb-action .sb-icon{width:20px;height:20px}.sb-comments{padding:9px 13px 12px}.sb-comment{display:flex;gap:7px;align-items:flex-start;margin:8px 0;animation:sb-enter .2s ease}.sb-comment-bubble{background:var(--sb-soft);padding:8px 11px;border-radius:16px;max-width:560px}.sb-comment-name{font-weight:750;font-size:13px}.sb-comment-text{white-space:pre-wrap;overflow-wrap:anywhere}.sb-comment-time{font-size:11px;color:var(--sb-muted);padding-left:8px;margin-top:2px}.sb-comment-form{display:flex;align-items:center;gap:7px;margin-top:8px}.sb-comment-form input{flex:1;border:0;outline:0;background:var(--sb-soft);color:var(--sb-text);height:38px;border-radius:19px;padding:0 14px;min-width:0}.sb-comment-form button,.sb-load-more-comments{border:0;background:transparent;color:var(--sb-blue);font-weight:750;cursor:pointer}.sb-load-more-comments{padding:5px 40px}.sb-feed-sentinel{height:90px;display:flex;align-items:center;justify-content:center}.sb-feed-sentinel.is-loading{opacity:.8}

/* Profile, friends, search */
.sb-profile-cover{height:300px;border-radius:15px 15px 0 0;overflow:hidden;background:linear-gradient(135deg,#c7d2fe,var(--sb-accent));position:relative}.sb-profile-cover img{width:100%;height:100%;object-fit:cover;cursor:pointer}.sb-cover-fallback{width:100%;height:100%;background:linear-gradient(135deg,color-mix(in srgb,var(--sb-blue) 30%,var(--sb-accent)),var(--sb-accent))}.sb-profile-head{position:relative;padding:0 26px 18px;background:var(--sb-card);border-radius:0 0 14px 14px;border:1px solid var(--sb-border);border-top:0;margin-bottom:14px;box-shadow:var(--sb-shadow)}.sb-profile-main{display:flex;align-items:flex-end;gap:16px;min-height:105px}.sb-profile-avatar-wrap{margin-top:-82px;z-index:1}.sb-profile-meta{flex:1;padding-bottom:9px}.sb-profile-meta h1{font-size:29px;letter-spacing:-.6px;margin:0 0 3px;display:flex;align-items:center}.sb-profile-meta p{margin:0;color:var(--sb-muted);font-weight:650}.sb-profile-buttons{display:flex;justify-content:flex-end;gap:7px;padding-top:9px;flex-wrap:wrap}.sb-profile-grid{display:grid;grid-template-columns:310px minmax(0,1fr);gap:14px;align-items:start}.sb-profile-about{padding:17px;position:sticky;top:82px}.sb-profile-about h2{margin:0 0 12px;font-size:21px}.sb-profile-bio{text-align:center;white-space:pre-wrap;margin:4px 0 15px}.sb-profile-facts{border-top:1px solid var(--sb-border);padding-top:10px}.sb-profile-facts>div{display:flex;align-items:center;gap:10px;padding:7px 0;color:var(--sb-muted)}.sb-profile-facts .sb-icon{width:21px;flex:none}.sb-profile-facts span{overflow-wrap:anywhere}.sb-section-card{padding:18px;margin-bottom:15px}.sb-section-title{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:13px}.sb-section-title h2{font-size:21px;margin:0}.sb-section-title span{color:var(--sb-muted);font-size:13px}.sb-user-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:11px}.sb-user-card{border:1px solid var(--sb-border);border-radius:12px;overflow:hidden;background:var(--sb-card);box-shadow:var(--sb-shadow);animation:sb-enter .3s ease}.sb-user-card-cover{aspect-ratio:1/1;background:var(--sb-accent);overflow:hidden;display:block}.sb-user-card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .25s}.sb-user-card:hover .sb-user-card-cover img{transform:scale(1.03)}.sb-user-card-body{padding:11px}.sb-user-card-name{font-weight:750;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:8px;display:flex;align-items:center}.sb-user-card-actions{display:flex;gap:6px}.sb-user-card-actions>.sb-button:first-child{flex:1}.sb-user-card-actions>.sb-button:last-child{padding:8px 10px}.sb-search-large{display:flex;gap:8px;margin-bottom:15px}.sb-search-large input{flex:1;border:1px solid var(--sb-border);background:var(--sb-card);color:var(--sb-text);padding:12px 14px;border-radius:10px;outline:0;min-width:0}.sb-search-large input:focus{border-color:var(--sb-blue);box-shadow:0 0 0 3px color-mix(in srgb,var(--sb-blue) 13%,transparent)}.sb-search-users{display:flex;flex-direction:column;gap:5px}.sb-search-user{display:flex;align-items:center;gap:10px;padding:8px;border-radius:10px}.sb-search-user:hover{background:var(--sb-soft)}.sb-search-user>a{display:flex;align-items:center;gap:10px;min-width:0;flex:1}.sb-search-user .sb-button{padding:8px 10px}

/* Notifications */
.sb-notification-item{display:flex;gap:10px;padding:10px;border-radius:11px;align-items:flex-start}.sb-notification-item:hover{background:var(--sb-soft)}.sb-notification-text{font-size:14px;line-height:1.35}.sb-notification-time{font-size:12px;color:var(--sb-blue);margin-top:3px}.sb-toast-root{position:fixed;z-index:5000;right:18px;bottom:22px;display:flex;flex-direction:column;gap:8px;pointer-events:none}.sb-toast{background:var(--sb-card);color:var(--sb-text);border:1px solid var(--sb-border);border-radius:11px;box-shadow:var(--sb-shadow-lg);padding:12px 15px;min-width:230px;max-width:min(390px,calc(100vw - 30px));animation:sb-toast-in .25s ease;pointer-events:auto}.sb-toast.is-error{border-left:4px solid var(--sb-danger)}.sb-toast.is-success{border-left:4px solid var(--sb-green)}@keyframes sb-toast-in{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* Messenger */
.sb-messenger{height:calc(100vh - var(--sb-top) - 40px);min-height:560px;display:grid;grid-template-columns:340px minmax(0,1fr);background:var(--sb-card);border:1px solid var(--sb-border);border-radius:16px;overflow:hidden;box-shadow:var(--sb-shadow)}.admin-bar .sb-messenger{height:calc(100vh - var(--sb-top) - 72px)}.sb-chat-list{min-width:0;border-right:1px solid var(--sb-border);display:flex;flex-direction:column;background:var(--sb-card)}.sb-chat-list-head{padding:18px 16px 8px}.sb-chat-list-head h1{margin:3px 0 0;font-size:28px}.sb-chat-search-wrap{padding:8px 12px 10px;position:relative}.sb-chat-search-wrap>input{width:100%;height:40px;border:0;outline:0;border-radius:20px;background:var(--sb-soft);color:var(--sb-text);padding:0 14px}.sb-chat-search-results{position:absolute;left:12px;right:12px;top:54px;z-index:10;background:var(--sb-card);border:1px solid var(--sb-border);border-radius:12px;box-shadow:var(--sb-shadow-lg);max-height:300px;overflow:auto;padding:5px}.sb-chat-search-results button{width:100%;border:0;background:transparent;border-radius:9px;padding:8px;display:flex;align-items:center;gap:9px;text-align:left;cursor:pointer}.sb-chat-search-results button:hover{background:var(--sb-soft)}#sb-conversation-list{overflow:auto;padding:2px 8px 12px}.sb-conversation-row{display:flex;align-items:center;gap:10px;padding:9px;border-radius:11px;margin:2px 0;min-width:0}.sb-conversation-row:hover,.sb-conversation-row.is-active{background:var(--sb-blue-soft)}.sb-conversation-row .sb-avatar{width:52px;height:52px}.sb-conversation-copy{display:flex;flex-direction:column;min-width:0;flex:1}.sb-conversation-copy strong{font-size:14px;display:flex;align-items:center}.sb-conversation-copy>span{font-size:12px;color:var(--sb-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sb-unread-dot{min-width:22px;height:22px;border-radius:11px;background:var(--sb-blue);color:#fff;font-style:normal;font-size:10px;font-weight:800;display:flex;align-items:center;justify-content:center}.sb-chat-pane{min-width:0;display:grid;grid-template-rows:auto minmax(0,1fr) auto;background:var(--sb-card)}.sb-chat-empty{grid-row:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center}.sb-chat-header{height:64px;border-bottom:1px solid var(--sb-border);display:flex;align-items:center;padding:8px 14px;box-shadow:0 1px 2px rgba(0,0,0,.04);z-index:2}.sb-chat-header>a:last-child{display:flex;align-items:center;gap:10px}.sb-chat-header strong{display:flex;align-items:center}.sb-chat-header small{display:block;color:var(--sb-muted);font-size:11px}.sb-chat-back{display:none;width:36px;height:36px;align-items:center;justify-content:center;margin-right:4px}.sb-message-history{overflow:auto;padding:14px 18px;scroll-behavior:smooth;background:linear-gradient(to bottom,color-mix(in srgb,var(--sb-bg) 45%,var(--sb-card)),var(--sb-card) 120px)}.sb-message-list{display:flex;flex-direction:column;gap:3px}.sb-message{display:flex;align-items:flex-end;gap:6px;margin:2px 0}.sb-message.is-mine{justify-content:flex-end}.sb-message-stack{max-width:min(72%,520px);display:flex;flex-direction:column;align-items:flex-start}.sb-message.is-mine .sb-message-stack{align-items:flex-end}.sb-message-bubble{padding:9px 12px;border-radius:18px;background:var(--sb-accent);white-space:pre-wrap;overflow-wrap:anywhere}.sb-message.is-mine .sb-message-bubble{background:var(--sb-blue);color:#fff}.sb-message-time{font-size:10px;color:var(--sb-muted);padding:2px 7px}.sb-chat-media{border:0;background:transparent;padding:0;display:block;max-width:330px;border-radius:13px;overflow:hidden;cursor:pointer}.sb-chat-media img,.sb-chat-media video{max-width:100%;max-height:360px;display:block;border-radius:13px;background:#000}.sb-load-older{display:block;margin:0 auto 12px;border:0;background:var(--sb-soft);color:var(--sb-muted);font-size:12px;border-radius:20px;padding:7px 12px;cursor:pointer}.sb-chat-form{border-top:1px solid var(--sb-border);display:flex;align-items:center;gap:7px;padding:9px 11px;background:var(--sb-card)}.sb-chat-form>input[name=text]{flex:1;min-width:0;border:0;outline:0;background:var(--sb-soft);height:40px;border-radius:20px;padding:0 14px;color:var(--sb-text)}.sb-chat-form>button,.sb-chat-attach{border:0;background:transparent;color:var(--sb-blue);width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer}.sb-chat-form>button:hover,.sb-chat-attach:hover{background:var(--sb-blue-soft)}.sb-chat-attach input{display:none}

/* Modals and lightbox */
.sb-modal-backdrop{position:fixed;inset:0;z-index:2000;background:rgba(0,0,0,.58);display:flex;align-items:center;justify-content:center;padding:16px;animation:sb-fade .16s ease}.sb-modal{width:min(520px,100%);max-height:92vh;overflow:auto;background:var(--sb-card);border-radius:16px;box-shadow:var(--sb-shadow-lg);padding:16px;animation:sb-modal-in .22s var(--sb-ease)}@keyframes sb-fade{from{opacity:0}to{opacity:1}}@keyframes sb-modal-in{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}.sb-modal-header{display:flex;align-items:center;justify-content:center;position:relative;border-bottom:1px solid var(--sb-border);padding:0 0 13px;margin-bottom:12px}.sb-modal-header h2{font-size:21px;margin:0}.sb-icon-button{width:37px;height:37px;border-radius:50%;background:var(--sb-accent);position:absolute;right:0}.sb-composer-user{display:flex;gap:9px;align-items:center;margin-bottom:9px}.sb-composer-user strong{display:block}.sb-composer-form textarea{display:block;width:100%;border:0;outline:0;resize:none;min-height:130px;background:transparent;color:var(--sb-text);font-size:20px;padding:9px 2px}.sb-file-row{display:flex;align-items:center;justify-content:space-between;border:1px solid var(--sb-border);border-radius:11px;padding:11px;margin:8px 0 12px}.sb-file-label{cursor:pointer;display:flex;align-items:center;gap:8px;font-weight:700}.sb-file-label .sb-icon{color:#45bd62}.sb-file-label input{display:none}.sb-upload-preview{display:grid;grid-template-columns:repeat(3,1fr);gap:5px;margin:8px 0}.sb-upload-preview img,.sb-upload-preview video{width:100%;height:115px;object-fit:cover;border-radius:9px}.sb-upload-status{font-size:12px;color:var(--sb-muted);margin:5px 0}.sb-modal label{display:block;font-weight:650;margin:12px 0}.sb-modal textarea,.sb-modal input[type=file],.sb-modal input[type=text],.sb-modal input[type=date],.sb-modal select{width:100%;margin-top:6px}.sb-modal textarea,.sb-modal input[type=text],.sb-modal input[type=date],.sb-modal select{background:var(--sb-soft);color:var(--sb-text);border:1px solid var(--sb-border);border-radius:9px;padding:10px;outline:0}.sb-lightbox{position:fixed;inset:0;z-index:3000;background:rgba(0,0,0,.94);display:flex;align-items:center;justify-content:center;padding:40px}.sb-lightbox img,.sb-lightbox video{max-width:96vw;max-height:92vh;object-fit:contain}.sb-lightbox-close{position:fixed;right:18px;top:18px;width:44px;height:44px;border:0;border-radius:50%;background:rgba(255,255,255,.15);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer}

/* Auth */
.sb-auth-page{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:70px;max-width:1080px;margin:auto;padding:44px}.sb-auth-brand{padding-bottom:70px}.sb-auth-logo{width:88px;height:88px;border-radius:50%;box-shadow:var(--sb-shadow)}.sb-auth-brand h1{font-size:54px;letter-spacing:-1.5px;color:var(--sb-blue);margin:10px 0 4px}.sb-auth-brand p{font-size:24px;line-height:1.25;max-width:540px;margin:0;color:var(--sb-text)}.sb-auth-card{background:var(--sb-card);padding:20px;border-radius:14px;box-shadow:0 4px 22px rgba(0,0,0,.14);border:1px solid var(--sb-border)}.sb-auth-card h2{margin:0 0 14px;text-align:center}.sb-auth-card form p{margin:0 0 11px}.sb-auth-card input[type=text],.sb-auth-card input[type=password],.sb-auth-card input[type=email],.sb-auth-card input[type=date],.sb-auth-card select{width:100%;border:1px solid var(--sb-border);border-radius:9px;padding:13px 14px;background:var(--sb-card);color:var(--sb-text);outline:0}.sb-auth-card input:focus,.sb-auth-card select:focus{border-color:var(--sb-blue);box-shadow:0 0 0 3px color-mix(in srgb,var(--sb-blue) 13%,transparent)}.sb-auth-card input[type=submit]{width:100%;border:0;background:var(--sb-blue);color:#fff;font-weight:750;padding:12px;border-radius:9px;cursor:pointer;font-size:17px}.sb-auth-card .login-remember{font-size:13px;color:var(--sb-muted)}.sb-auth-card .login-remember input{width:auto}.sb-auth-card .sb-button--green{margin-top:8px}.sb-auth-title-row{display:flex;align-items:flex-start;justify-content:space-between}.sb-auth-title-row h2{text-align:left;margin:0}.sb-auth-title-row p{margin:1px 0 8px;color:var(--sb-muted)}.sb-auth-title-row .sb-icon-button{position:static}.sb-form-row{display:grid!important;grid-template-columns:1fr 1fr;gap:9px}.sb-auth-field{font-size:12px;color:var(--sb-muted);display:block;margin:8px 0}.sb-auth-field input,.sb-auth-field select{margin-top:4px}.sb-auth-note{font-size:13px;color:var(--sb-muted);text-align:center}

.sb-mobile-nav{display:none}

@media(max-width:1240px){
 .sb-app-layout{grid-template-columns:250px minmax(0,1fr) 260px}.sb-brand-text{display:none}.sb-topbar{grid-template-columns:minmax(260px,1fr) minmax(340px,560px) minmax(260px,1fr)}
}
@media(max-width:1080px){
 .sb-app-layout{grid-template-columns:minmax(0,1fr) 280px}.sb-sidebar-left{display:none}.sb-topbar{grid-template-columns:1fr minmax(330px,520px) 1fr}.sb-main{padding-left:16px;padding-right:16px}
}
@media(max-width:900px){
 .sb-app-layout{display:block}.sb-sidebar-right{display:none}.sb-main{max-width:760px}.sb-main--messages{max-width:920px}.sb-profile-grid{grid-template-columns:290px minmax(0,1fr)}.sb-user-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
 :root{--sb-top:58px}.admin-bar .sb-topbar{top:46px}.admin-bar .sb-popover{top:112px}.sb-topbar{grid-template-columns:minmax(0,1fr) auto;padding:0 9px}.sb-main-nav{display:none}.sb-brand-text{display:none}.sb-logo{width:39px;height:39px}.sb-search-box{width:42px;padding:0;justify-content:center}.sb-search-box input{display:none}.sb-search-box:focus-within{position:absolute;left:54px;right:150px;width:auto;padding:0 13px;justify-content:flex-start;z-index:5;background:var(--sb-card);box-shadow:var(--sb-shadow-lg)}.sb-search-box:focus-within input{display:block}.sb-topbar-actions{gap:6px}.sb-topbar-actions>[data-open-composer]{display:none}.sb-round-button,.sb-avatar-button,.sb-avatar-button img{width:39px;height:39px}.sb-main{padding:12px 10px 92px}.sb-main--messages{padding:8px 7px 78px;max-width:none}.sb-mobile-nav{position:fixed;z-index:1100;left:0;right:0;bottom:0;height:66px;background:color-mix(in srgb,var(--sb-card) 97%,transparent);backdrop-filter:blur(12px);border-top:1px solid var(--sb-border);display:grid;grid-template-columns:repeat(5,1fr);padding:5px max(5px,env(safe-area-inset-right)) max(5px,env(safe-area-inset-bottom)) max(5px,env(safe-area-inset-left));box-shadow:0 -5px 20px rgba(0,0,0,.06)}.sb-mobile-nav>a,.sb-mobile-nav>button{position:relative;border:0;background:transparent;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--sb-muted);font-size:10px;font-weight:650}.sb-mobile-nav .sb-icon{width:22px;height:22px}.sb-mobile-nav .is-active{color:var(--sb-blue)}.sb-mobile-create{align-self:center!important;justify-self:center!important;width:44px!important;height:44px!important;border-radius:50%!important;background:var(--sb-blue)!important;color:#fff!important;margin-top:-20px;border:4px solid var(--sb-card)!important;box-shadow:0 4px 13px rgba(24,119,242,.33)!important}.sb-mobile-create .sb-icon{width:24px!important;height:24px!important}.sb-mobile-nav .sb-count-badge{right:calc(50% - 20px);top:0}.sb-toast-root{bottom:78px;right:10px}.sb-card{border-radius:13px}.sb-story-card{flex-basis:106px;height:180px}.sb-story-create-bg{height:128px}.sb-story-create>i{top:112px}.sb-profile-grid{grid-template-columns:1fr}.sb-profile-about{position:static}.sb-profile-cover{height:230px}.sb-profile-head{padding:0 15px 16px}.sb-profile-main{display:block;text-align:center}.sb-profile-avatar-wrap{display:flex;justify-content:center}.sb-avatar--lg{width:146px;height:146px}.sb-profile-meta h1{justify-content:center;font-size:24px}.sb-profile-buttons{justify-content:center}.sb-user-grid{grid-template-columns:repeat(2,1fr)}.sb-page-heading h1{font-size:27px}.sb-messenger{height:calc(100dvh - var(--sb-top) - 82px);min-height:460px;display:block;border-radius:13px}.admin-bar .sb-messenger{height:calc(100dvh - var(--sb-top) - 128px)}.sb-messenger.has-chat .sb-chat-list{display:none}.sb-messenger:not(.has-chat) .sb-chat-pane{display:none}.sb-chat-list{height:100%;border-right:0}.sb-chat-pane{height:100%;grid-template-rows:auto minmax(0,1fr) auto}.sb-chat-back{display:flex}.sb-message-history{padding:12px 10px}.sb-message-stack{max-width:82%}.sb-chat-media{max-width:260px}.sb-story-viewer{padding:0}.sb-story-viewer-inner{height:100dvh;max-height:none;max-width:none;width:100%;aspect-ratio:auto;border-radius:0}.sb-auth-page{grid-template-columns:1fr;gap:22px;max-width:520px;text-align:center}.sb-auth-brand{padding-bottom:0}.sb-auth-brand p{font-size:20px}.sb-auth-brand h1{font-size:44px}.sb-auth-title-row{text-align:left}
}
@media(max-width:560px){
 .sb-main{padding-left:0;padding-right:0}.sb-main--messages{padding-left:0;padding-right:0}.sb-card{border-left:0;border-right:0;border-radius:0}.sb-stories{border-radius:0;margin-bottom:8px}.sb-composer-inline{margin-bottom:8px}.sb-post-list{gap:8px}.sb-post-media[data-count="2"] .sb-media-item img,.sb-post-media[data-count="2"] .sb-media-item video{height:280px}.sb-post-media[data-count="3"] .sb-media-item img,.sb-post-media[data-count="3"] .sb-media-item video,.sb-post-media[data-count="4"] .sb-media-item img,.sb-post-media[data-count="4"] .sb-media-item video{height:185px}.sb-action span{font-size:13px}.sb-profile-cover{height:195px;border-radius:0}.sb-profile-head{border-left:0;border-right:0;border-radius:0}.sb-profile-grid{gap:8px}.sb-profile-about{border-radius:0}.sb-section-card{border-radius:0;margin-bottom:8px;padding:14px 10px}.sb-user-grid{gap:7px}.sb-user-card-body{padding:8px}.sb-user-card-actions{display:block}.sb-user-card-actions>.sb-button{width:100%;margin-top:5px}.sb-user-card-actions>.sb-button:last-child{display:none}.sb-page-heading{padding:0 12px}.sb-search-large{padding:0 10px}.sb-search-page .sb-section-title{padding:0 10px}.sb-search-users{padding:0 4px}.sb-messenger{border-left:0;border-right:0;border-radius:0}.sb-story-card{flex-basis:98px;height:170px}.sb-story-create-bg{height:120px}.sb-story-create>i{top:104px}.sb-story-strip{gap:7px}.sb-story-card>strong{font-size:12px}.sb-modal-backdrop{padding:0;align-items:flex-end}.sb-modal{width:100%;max-height:94dvh;border-radius:18px 18px 0 0;padding-bottom:max(16px,env(safe-area-inset-bottom))}.sb-lightbox{padding:16px}.sb-auth-page{padding:24px 14px}.sb-auth-logo{width:66px;height:66px}.sb-auth-brand h1{font-size:38px}.sb-auth-brand p{font-size:18px}.sb-form-row{grid-template-columns:1fr}.sb-composer-actions button{font-size:12px}.sb-post-header{padding-left:12px;padding-right:12px}.sb-post-text{padding-left:12px;padding-right:12px}
}
@media(max-width:782px){.admin-bar .sb-topbar{top:46px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}

/* --------------------------------------------------------------------------
   Sociobook 3.0 visual refinement layer
   -------------------------------------------------------------------------- */
:root{
 --sb-bg:#f4f6f9;--sb-card:#ffffff;--sb-text:#101828;--sb-muted:#667085;--sb-border:#e4e7ec;--sb-soft:#f2f4f7;
 --sb-accent:#eef1f5;--sb-blue:#1769e0;--sb-blue-2:#0e55c7;--sb-blue-soft:#eaf2ff;--sb-green:#31a24c;
 --sb-shadow:0 1px 2px rgba(16,24,40,.04),0 5px 18px rgba(16,24,40,.055);--sb-shadow-lg:0 22px 70px rgba(16,24,40,.19);
 --sb-radius:18px;--sb-radius-sm:12px;--sb-top:66px;--sb-main:760px
}
html.sb-dark{
 --sb-bg:#111418;--sb-card:#1c2026;--sb-text:#f2f4f7;--sb-muted:#aab2bf;--sb-border:#303640;--sb-soft:#252a31;--sb-accent:#292f37;--sb-blue-soft:#182a44;
 --sb-shadow:0 1px 2px rgba(0,0,0,.28),0 8px 22px rgba(0,0,0,.16);--sb-shadow-lg:0 24px 80px rgba(0,0,0,.55)
}
html{scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--sb-muted) 42%,transparent) transparent}
html::-webkit-scrollbar{width:6px;height:6px}html::-webkit-scrollbar-thumb{background:color-mix(in srgb,var(--sb-muted) 38%,transparent);border-radius:20px}
.sociobook-body{background:
 radial-gradient(circle at 50% -20%,color-mix(in srgb,var(--sb-blue) 5%,transparent),transparent 33rem),var(--sb-bg);text-rendering:optimizeLegibility}
.sociobook-body :focus-visible{outline:3px solid color-mix(in srgb,var(--sb-blue) 32%,transparent);outline-offset:2px}
.sb-topbar{background:color-mix(in srgb,var(--sb-card) 92%,transparent);border-bottom-color:color-mix(in srgb,var(--sb-border) 88%,transparent);box-shadow:0 1px 0 rgba(16,24,40,.035);backdrop-filter:saturate(160%) blur(18px)}
.sb-logo{width:44px;height:44px}.sb-brand-text{font-size:22px;letter-spacing:-.7px}.sb-search-box{height:44px;background:var(--sb-soft);border:1px solid transparent}.sb-search-box:focus-within{background:var(--sb-card);border-color:color-mix(in srgb,var(--sb-blue) 30%,var(--sb-border));box-shadow:0 0 0 4px color-mix(in srgb,var(--sb-blue) 10%,transparent)}
.sb-nav-icon{margin:7px 0;height:calc(100% - 14px);border-radius:13px}.sb-nav-icon.is-active{border-radius:13px;background:var(--sb-blue-soft)}.sb-nav-icon.is-active:after{left:22%;right:22%;height:3px}.sb-round-button{background:var(--sb-accent);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--sb-border) 55%,transparent)}.sb-round-button:hover{background:color-mix(in srgb,var(--sb-accent) 70%,var(--sb-blue-soft))}
.sb-popover{border-radius:20px;padding:12px;box-shadow:0 28px 80px rgba(16,24,40,.22)}
.sb-app-layout{width:100%;max-width:1600px;margin:0 auto;grid-template-columns:minmax(230px,300px) minmax(0,1fr) minmax(230px,300px)}
.sb-sidebar{padding-top:22px}.sb-side-link{min-height:52px;border-radius:14px}.sb-side-link:hover,.sb-friend-row:hover{background:color-mix(in srgb,var(--sb-accent) 82%,transparent)}
.sb-main{padding-top:22px}.sb-main--messages{max-width:1120px}
.sb-card{border-color:color-mix(in srgb,var(--sb-border) 92%,transparent);box-shadow:var(--sb-shadow);border-radius:var(--sb-radius)}
.sb-composer-inline,.sb-stories{box-shadow:0 1px 2px rgba(16,24,40,.035),0 7px 22px rgba(16,24,40,.04)}
.sb-composer-trigger{background:var(--sb-soft)!important;border:1px solid transparent!important;transition:background .18s,border-color .18s,transform .12s}.sb-composer-trigger:hover{background:var(--sb-accent)!important;border-color:var(--sb-border)!important}.sb-composer-trigger:active{transform:scale(.995)}
.sb-story-card{border-radius:16px!important;box-shadow:0 4px 14px rgba(16,24,40,.08);transition:transform .18s var(--sb-ease),box-shadow .18s}.sb-story-card:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(16,24,40,.14)}
.sb-story-card:after{background:linear-gradient(180deg,transparent 38%,rgba(0,0,0,.78))!important}
.sb-post{content-visibility:auto;contain-intrinsic-size:620px;transform-origin:50% 0;transition:box-shadow .2s,border-color .2s}.sb-post:hover{box-shadow:0 1px 2px rgba(16,24,40,.04),0 10px 30px rgba(16,24,40,.065);border-color:color-mix(in srgb,var(--sb-border) 70%,var(--sb-blue) 8%)}
.sb-post--enter{animation:sb-post-enter .38s var(--sb-ease) both;animation-delay:var(--sb-enter-delay,0ms)}
@keyframes sb-post-enter{from{opacity:0;transform:translateY(12px) scale(.994)}to{opacity:1;transform:none}}
.sb-post-header{padding-top:15px}.sb-user-name{font-weight:780;letter-spacing:-.1px}.sb-post-time{font-size:12.5px}.sb-post-text{font-size:15.5px;line-height:1.5}
.sb-post-media{background:#0c0d0f}.sb-media-item img,.sb-media-item video{display:block}.sb-media-item video{background:#000}
.sb-post-stats{padding-top:11px;padding-bottom:8px}.sb-post-actions{padding:5px 8px}.sb-action{height:40px;border-radius:10px;font-weight:700}.sb-action:hover{background:var(--sb-soft)}.sb-action.is-liked{background:color-mix(in srgb,var(--sb-blue-soft) 62%,transparent)}
.sb-comment-bubble{background:var(--sb-soft);border:1px solid color-mix(in srgb,var(--sb-border) 72%,transparent)}.sb-comment-form input{background:var(--sb-soft)!important;border:1px solid transparent!important}.sb-comment-form input:focus{background:var(--sb-card)!important;border-color:color-mix(in srgb,var(--sb-blue) 30%,var(--sb-border))!important}
.sb-button{min-height:39px;border-radius:11px}.sb-button--blue{box-shadow:0 5px 14px color-mix(in srgb,var(--sb-blue) 26%,transparent)}
.sb-modal-backdrop{background:rgba(11,18,32,.58);backdrop-filter:blur(5px)}.sb-modal{border:1px solid color-mix(in srgb,var(--sb-border) 82%,transparent);box-shadow:0 30px 90px rgba(0,0,0,.25)}
.sb-upload-preview{grid-template-columns:repeat(auto-fit,minmax(105px,1fr));gap:7px}.sb-upload-preview img,.sb-upload-preview video{height:132px;border:1px solid var(--sb-border)}
.sb-toast.is-warning{border-left:4px solid #f59e0b}.sb-toast.is-error{border-left:4px solid var(--sb-danger)}

/* Feed skeletons */
.sb-feed-skeleton{padding:15px;overflow:hidden;position:relative}.sb-feed-skeleton:after{content:"";position:absolute;inset:0;transform:translateX(-100%);background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--sb-card) 72%,#fff 28%),transparent);animation:sb-skeleton 1.25s infinite}.sb-skeleton-row{display:flex;gap:11px;align-items:center}.sb-skeleton-row>i{width:43px;height:43px;border-radius:50%;background:var(--sb-soft);flex:none}.sb-skeleton-row>div{flex:1}.sb-skeleton-row b,.sb-skeleton-row span,.sb-skeleton-text span{display:block;background:var(--sb-soft);border-radius:8px}.sb-skeleton-row b{width:31%;height:12px}.sb-skeleton-row span{width:18%;height:9px;margin-top:8px}.sb-skeleton-text{margin:18px 0 13px}.sb-skeleton-text span{height:10px;margin-top:8px}.sb-skeleton-text span:last-child{width:72%}.sb-skeleton-media{height:310px;border-radius:12px;background:var(--sb-soft)}
@keyframes sb-skeleton{100%{transform:translateX(100%)}}

/* Profiles and discovery */
.sb-profile-cover{box-shadow:inset 0 -80px 100px rgba(0,0,0,.14)}.sb-profile-head{box-shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px rgba(16,24,40,.05)}.sb-avatar--lg{box-shadow:0 0 0 5px var(--sb-card),0 6px 24px rgba(16,24,40,.18)}
.sb-section-card,.sb-profile-about{border-color:color-mix(in srgb,var(--sb-border) 90%,transparent)}.sb-user-card{transition:transform .18s,box-shadow .18s}.sb-user-card:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(16,24,40,.08)}

/* Messenger */
.sb-messenger{border-radius:20px;box-shadow:var(--sb-shadow);border-color:var(--sb-border);overflow:hidden;background:var(--sb-card)}.sb-chat-list{background:color-mix(in srgb,var(--sb-card) 97%,var(--sb-bg))}.sb-conversation-row{border-radius:13px!important;margin:2px 7px}.sb-conversation-row:hover{background:var(--sb-soft)}.sb-chat-header{backdrop-filter:blur(16px);background:color-mix(in srgb,var(--sb-card) 93%,transparent)}.sb-message-bubble{box-shadow:0 1px 1px rgba(16,24,40,.06)}.sb-chat-form{background:color-mix(in srgb,var(--sb-card) 95%,transparent);backdrop-filter:blur(14px)}

/* Better low-cost rendering for long pages. */
.sb-user-card,.sb-notification-item,.sb-friend-row{content-visibility:auto}.sb-virtual-placeholder{min-height:110px;display:flex;align-items:center;justify-content:center;color:var(--sb-muted);font-size:12px;background:linear-gradient(110deg,var(--sb-soft),color-mix(in srgb,var(--sb-soft) 75%,var(--sb-card)),var(--sb-soft));background-size:200% 100%;animation:sb-placeholder 1.6s linear infinite}@keyframes sb-placeholder{to{background-position:-200% 0}}

@media(max-width:1240px){
 .sb-app-layout{grid-template-columns:230px minmax(0,1fr) 250px}.sb-topbar{grid-template-columns:minmax(240px,1fr) minmax(330px,560px) minmax(240px,1fr)}
}
@media(max-width:1080px){
 .sb-app-layout{grid-template-columns:minmax(0,1fr) 270px}.sb-main{max-width:780px}.sb-topbar{grid-template-columns:minmax(210px,1fr) minmax(320px,500px) minmax(210px,1fr)}
}
@media(max-width:900px){
 .sb-main{padding-top:16px}.sb-post:hover,.sb-user-card:hover{transform:none}.sb-post{contain-intrinsic-size:560px}
}
@media(max-width:760px){
 :root{--sb-top:58px;--sb-radius:14px}.sociobook-body{background:var(--sb-bg)}
 .sb-topbar{background:color-mix(in srgb,var(--sb-card) 96%,transparent);padding-inline:max(8px,env(safe-area-inset-left)) max(8px,env(safe-area-inset-right))}
 .sb-search-box:focus-within{left:53px;right:146px;height:42px}.sb-topbar-actions{gap:5px}.sb-round-button,.sb-avatar-button,.sb-avatar-button img{width:40px;height:40px}
 .sb-main{padding-top:10px;padding-bottom:calc(82px + env(safe-area-inset-bottom))}.sb-main--messages{padding-bottom:calc(72px + env(safe-area-inset-bottom))}
 .sb-mobile-nav{height:68px;padding-bottom:max(6px,env(safe-area-inset-bottom));background:color-mix(in srgb,var(--sb-card) 94%,transparent);box-shadow:0 -8px 30px rgba(16,24,40,.08);backdrop-filter:saturate(160%) blur(20px)}
 .sb-mobile-nav>a,.sb-mobile-nav>button{font-size:10.5px}.sb-mobile-create{width:48px!important;height:48px!important;margin-top:-23px!important;border-width:5px!important}
 .sb-story-strip{scroll-snap-type:x proximity;padding-bottom:2px}.sb-story-card{scroll-snap-align:start}
 .sb-post{content-visibility:auto;contain-intrinsic-size:520px}.sb-post-stats{padding-left:13px;padding-right:13px}.sb-post-actions{padding-inline:7px}
 .sb-popover{top:64px;right:8px;left:8px;width:auto;max-height:calc(100dvh - 88px);border-radius:18px}.admin-bar .sb-popover{top:108px}
 .sb-messenger{height:calc(100dvh - var(--sb-top) - 78px);min-height:0;border-radius:15px}.sb-chat-form{padding-bottom:max(9px,env(safe-area-inset-bottom))}
 .sb-auth-card{border-radius:18px}.sb-auth-brand h1{letter-spacing:-1.2px}
}
@media(max-width:560px){
 .sb-main{padding-left:0;padding-right:0}.sb-card{border-left:0;border-right:0;border-radius:0;box-shadow:0 1px 0 var(--sb-border)}
 .sb-stories{padding-top:9px;padding-bottom:9px}.sb-story-card{border-radius:14px!important}.sb-composer-inline{padding-top:11px;padding-bottom:8px}
 .sb-post-list{gap:7px}.sb-post{box-shadow:0 1px 0 var(--sb-border)}.sb-post:hover{box-shadow:0 1px 0 var(--sb-border)}
 .sb-skeleton-media{height:250px;border-radius:9px}.sb-feed-skeleton{padding:12px}
 .sb-modal{border-left:0;border-right:0;border-bottom:0;box-shadow:0 -18px 55px rgba(0,0,0,.2)}
 .sb-profile-head,.sb-profile-about,.sb-section-card{border-left:0;border-right:0}.sb-user-card{border-radius:13px!important}
 .sb-messenger{border-radius:0;border-left:0;border-right:0}.sb-chat-header{padding-left:9px}.sb-message-history{overscroll-behavior:contain}
}
@media(max-width:390px){
 .sb-topbar-actions{gap:3px}.sb-round-button,.sb-avatar-button,.sb-avatar-button img{width:37px;height:37px}.sb-search-box{width:39px}.sb-search-box:focus-within{right:128px}.sb-action{gap:5px}.sb-action span{font-size:12px}.sb-story-card{flex-basis:91px!important}.sb-user-grid{grid-template-columns:1fr!important}
}
@supports(padding:max(0px)){.sb-mobile-nav{padding-left:max(5px,env(safe-area-inset-left));padding-right:max(5px,env(safe-area-inset-right))}}
.sb-file-row>span{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.sb-storage-pill{font-size:10px;line-height:1;padding:5px 7px;border-radius:999px;background:var(--sb-blue-soft);color:var(--sb-blue);font-weight:800;letter-spacing:.01em}