:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,:before,:after{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:Inter,system-ui,Segoe UI,Roboto,sans-serif}button,input{font-family:inherit}button{cursor:pointer;color:inherit;background:0 0;border:none}ul{margin:0;padding:0;list-style:none}img{max-width:100%;display:block}:root{--navy:#101b3d;--navy-light:#182556;--blue:#2f6bff;--blue-dark:#2054db;--bg:#eef1f8;--card:#fff;--border:#e3e7f2;--text:#1c2340;--text-muted:#7c869c;--green:#22c55e;--red:#ef4444;--radius-lg:20px;--radius-md:14px;--radius-sm:10px;--shadow-card:0 4px 18px #1825560f}.app-shell{background:var(--bg);height:100vh;color:var(--text);flex-direction:column;display:flex;overflow:hidden}.topbar{background:var(--navy);z-index:20;border-bottom:1px solid #ffffff14;flex:none;align-items:center;gap:24px;height:68px;padding:0 24px;display:flex}.topbar-brand{flex:none;align-items:center;gap:10px;display:flex}.brand-mark{background:linear-gradient(135deg,#ff5f6d,#ffc371 40%,#2af598 70%,#2f6bff);border-radius:40% 60% 55% 45%/50% 45% 55% 50%;width:30px;height:30px;display:inline-block;box-shadow:0 3px 10px #2f6bff59}.brand-name{letter-spacing:-.5px;color:#fff;font-size:22px;font-weight:800}.topbar-search{color:#cfd6ec;background:#ffffff1f;border-radius:999px;flex:0 320px;align-items:center;gap:10px;max-width:320px;margin-left:auto;padding:10px 16px;display:flex}.topbar-search input{color:#fff;background:0 0;border:none;outline:none;width:100%;font-size:14px}.topbar-search input::placeholder{color:#b7bedb}.topbar-actions{color:#fff;flex:none;align-items:center;gap:18px;display:flex}.icon-button{color:#fff;border-radius:50%;justify-content:center;align-items:center;width:38px;height:38px;transition:background .2s;display:flex;position:relative}.icon-button:hover{background:#ffffff1a}.icon-button.subtle{color:var(--text-muted);width:34px;height:34px}.badge{background:var(--red);color:#fff;border-radius:999px;justify-content:center;align-items:center;min-width:17px;height:17px;padding:0 4px;font-size:10px;font-weight:700;display:flex;position:absolute;top:2px;right:2px}.topbar-profile{align-items:center;gap:6px;display:flex}.topbar-avatar-wrap{position:relative}.avatar{border:2px solid #fff;border-radius:50%;flex:none;justify-content:center;align-items:center;display:flex;position:relative;overflow:visible;box-shadow:0 2px 6px #101b3d1f}.avatar-online-dot{background:var(--green);border:2px solid #fff;border-radius:50%;width:11px;height:11px;position:absolute;bottom:-1px;right:-1px}.dot-online{background:var(--green);border-radius:50%;width:7px;height:7px;margin-right:4px;display:inline-block}.app-body{flex:auto;min-height:0;display:flex}.app-main{flex-direction:column;flex:auto;min-width:0;min-height:0;padding:28px 24px;display:flex;overflow:hidden}.content-columns{flex:auto;align-items:stretch;gap:0;width:100%;min-height:0;display:flex}.column-feed{flex:50%;min-width:0;min-height:0;overflow-y:auto}.column-chat{flex:50%;min-width:0;min-height:0}.sidebar{background:var(--navy);flex-direction:column;flex:none;justify-content:space-between;align-items:center;width:96px;padding:24px 0 20px;display:flex}.sidebar-items{flex-direction:column;align-items:center;gap:10px;width:100%;display:flex}.sidebar-item{border-radius:var(--radius-sm);color:#aab3d1;width:76px;padding:10px 4px;transition:color .2s;position:relative}.sidebar-item-content{z-index:1;flex-direction:column;align-items:center;gap:6px;display:flex;position:relative}.sidebar-label{font-size:12px;font-weight:600}.sidebar-item:hover,.sidebar-item.is-active{color:#fff}.sidebar-active-pill{background:var(--blue);border-radius:var(--radius-sm);position:absolute;inset:0;box-shadow:0 6px 16px #2f6bff66}.sidebar-more{color:#aab3d1}.sidebar-more:hover{color:#fff}.mobile-switcher{background:var(--card);box-shadow:var(--shadow-card);border-radius:999px;gap:8px;max-width:420px;margin-bottom:18px;padding:6px;display:none}.mobile-switcher button{color:var(--text-muted);border-radius:999px;flex:1;padding:9px 12px;font-size:13px;font-weight:700}.mobile-switcher button.is-active{background:var(--blue);color:#fff}.feed-heading h1{color:var(--navy);margin:0 0 16px;font-size:28px;font-weight:800}.feed-tabs{flex-wrap:wrap;gap:10px;margin-bottom:20px;display:flex}.feed-tab{color:var(--text-muted);background:var(--card);border:1px solid var(--border);border-radius:999px;padding:9px 20px;font-size:14px;font-weight:700;position:relative}.feed-tab.is-active{color:#fff;border-color:#0000}.feed-tab-bg{background:var(--blue);z-index:0;border-radius:999px;position:absolute;inset:0;box-shadow:0 6px 14px #2f6bff59}.feed-tab-label{z-index:1;position:relative}.composer{background:var(--card);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);align-items:center;gap:12px;margin-bottom:24px;padding:12px 16px;display:flex}.composer input{color:var(--text);background:0 0;border:none;outline:none;flex:1;font-size:14px}.composer input::placeholder{color:var(--text-muted)}.feed-list{flex-direction:column;gap:20px;display:flex}.post-card{background:var(--card);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:18px 20px 8px}.post-header{align-items:center;gap:12px;display:flex}.post-header-text{flex-direction:column;flex:1;min-width:0;display:flex}.post-author{color:var(--navy);font-size:15px;font-weight:700}.post-meta{color:var(--text-muted);align-items:center;font-size:12.5px;display:flex}.post-text{margin:14px 0;font-size:14.5px;line-height:1.5}.post-image{border-radius:var(--radius-md);margin-bottom:14px;overflow:hidden}.post-actions{border-top:1px solid var(--border);margin-top:4px;padding:6px 0;display:flex}.post-action{border-radius:var(--radius-sm);color:var(--text-muted);flex:1;justify-content:center;align-items:center;gap:8px;padding:10px 0;font-size:13.5px;font-weight:600;transition:background .2s,color .2s;display:flex}.post-action:hover{color:var(--navy);background:#101b3d0d}.post-action.is-liked{color:var(--blue)}.post-comments{border-top:1px solid var(--border);flex-direction:column;gap:12px;padding:12px 0 10px;display:flex}.post-comment{background:var(--bg);border-radius:var(--radius-md);align-items:flex-start;gap:10px;padding:8px 12px;display:flex}.post-comment-body{flex:1;font-size:13.5px;line-height:1.4}.post-comment-author{color:var(--navy);font-weight:700}.post-comment-time{color:var(--text-muted);white-space:nowrap;font-size:11.5px}.scene{width:100%;position:relative;overflow:hidden}.cave-scene{aspect-ratio:16/9;background:linear-gradient(#8fd8ff 0%,#bdeaff 45%,#2fa9d6 70%,#1c7fae 100%)}.cave-sky{position:absolute;inset:0}.cave-cloud{opacity:.85;filter:blur(1px);background:#fff;border-radius:999px;position:absolute}.cave-cloud.c1{width:90px;height:26px;top:14%;left:15%}.cave-cloud.c2{width:60px;height:20px;top:24%;left:55%}.cave-cloud.c3{width:70px;height:22px;top:10%;left:70%}.cave-sea{background:linear-gradient(#1c8fc2 0%,#0d5f8a 100%);height:35%;position:absolute;bottom:0;left:0;right:0}.cave-wave{background:repeating-linear-gradient(100deg,#ffffff2e 0 2px,#0000 2px 18px);position:absolute;inset:0}.cave-rock{background:radial-gradient(circle at 30%,#4b4238,#241f1a 80%);width:34%;position:absolute;top:-10%;bottom:-10%}.rock-left{clip-path:polygon(0 0,100% 0,55% 100%,0 100%);left:-8%}.rock-right{clip-path:polygon(0 0,100% 0,100% 100%,45% 100%);right:-8%}.beach-banner{height:220px}.banner-sky{background:linear-gradient(#7cd3ff 0%,#bdeaff 55%,#d9f3ff 100%);position:absolute;inset:0}.banner-cloud{opacity:.9;background:#fff;border-radius:999px;position:absolute}.banner-cloud.b1{width:70px;height:20px;top:16%;left:10%}.banner-cloud.b2{width:50px;height:16px;top:26%;right:15%}.banner-sea{background:linear-gradient(#17a1cf 0%,#0c7aa8 100%);height:40%;position:absolute;bottom:22%;left:0;right:0}.banner-sand{background:linear-gradient(#f4d9a3 0%,#e6c288 100%);height:24%;position:absolute;bottom:0;left:0;right:0}.banner-people{justify-content:center;align-items:flex-end;gap:44px;display:flex;position:absolute;bottom:14%;left:0;right:0}.banner-person{flex-direction:column;align-items:center;gap:8px;display:flex}.banner-person-avatar{border:3px solid #fff;border-radius:50%;justify-content:center;align-items:center;width:52px;height:52px;font-size:26px;display:flex;box-shadow:0 4px 10px #00000026}.banner-person-tag{color:#fff;background:#101b3dd9;border-radius:999px;padding:3px 10px;font-size:11px;font-weight:700}.chat-panel{background:var(--card);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);flex-direction:column;height:100%;display:flex;overflow:hidden}.chat-header{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:16px 18px;display:flex}.chat-header-icon{border-radius:var(--radius-sm);background:var(--blue);color:#fff;justify-content:center;align-items:center;width:40px;height:40px;display:flex}.chat-header-text{flex-direction:column;flex:1;min-width:0;display:flex}.chat-title{color:var(--navy);font-size:16px;font-weight:800}.chat-subtitle{color:var(--text-muted);align-items:center;font-size:12.5px;display:flex}.chat-header-actions{gap:4px;display:flex}.chat-banner{position:relative}.chat-messages{flex-direction:column;flex:auto;gap:16px;min-height:0;padding:16px 18px;display:flex;overflow-y:auto}.chat-message{gap:10px;display:flex}.chat-message-body{flex:1;min-width:0}.chat-message-top{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.chat-message-author{color:var(--navy);font-size:13.5px;font-weight:700}.chat-message-time{color:var(--text-muted);white-space:nowrap;font-size:11px}.chat-message-text{margin:2px 0 0;font-size:13.5px;line-height:1.4}.chat-input-row{border-top:1px solid var(--border);align-items:center;gap:10px;padding:14px 18px;display:flex}.chat-input-row input{border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:999px;outline:none;flex:1;padding:10px 16px;font-size:13.5px}.send-button{background:var(--blue);color:#fff;border-radius:999px;flex:none;align-items:center;gap:6px;padding:10px 18px;font-size:13.5px;font-weight:700;display:flex}.send-button:hover{background:var(--blue-dark)}@media (width<=1180px){.content-columns{flex-direction:column}.column-chat{flex:auto;width:100%;position:static}.column-feed{width:100%}}@media (width<=900px){.mobile-switcher{display:flex}.is-hidden-mobile{display:none}}@media (width<=720px){.sidebar{flex-direction:row;order:2;justify-content:space-around;width:100%;padding:8px 6px}.sidebar-more{display:none}.app-body{flex-direction:column}.sidebar-items{flex-direction:row;justify-content:space-around}.sidebar-item{width:auto;padding:6px 10px}.topbar{gap:12px;padding:0 14px}.topbar-search{display:none}.app-main{padding:16px}.banner-people{gap:20px}.banner-person-avatar{width:40px;height:40px;font-size:20px}}@media (width<=420px){.brand-name,.post-action span{display:none}}