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.15s;flex-shrink:0}.feed-post__comment-send:hover:not(:disabled){background:var(--accent-hi)}.feed-post__comment-send:disabled{opacity:.35;cursor:not-allowed}.feed-tab__fab{position:fixed;bottom:32px;right:32px;width:60px;height:60px;border-radius:30px;background:var(--accent);color:var(--bg);border:none;display:flex;justify-content:center;align-items:center;cursor:pointer;box-shadow:0 8px 24px #4caf5066;transition:all .3s cubic-bezier(.16,1,.3,1);z-index:20}.feed-tab__fab:hover{transform:translateY(-4px) scale(1.05);box-shadow:0 12px 32px #4caf5099;background:var(--accent-hi)}.feed-tab__fab svg{stroke-width:2.5px}.auth-overlay{position:fixed;inset:0;z-index:1000;background:#0a0a0cd9;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;padding:var(--gap-xl);animation:overlayFade .3s ease-out}@keyframes overlayFade{0%{opacity:0}to{opacity:1}}.auth-layout{display:flex;background:var(--surface);color:var(--text);font-family:var(--font-body);border:1px solid var(--border-hi);border-radius:var(--radius-lg);overflow:hidden;max-width:1100px;width:100%;max-height:90vh;box-shadow:0 24px 80px #0009;position:relative;animation:authFadeIn .5s cubic-bezier(.16,1,.3,1)}.auth-close-btn{position:absolute;top:var(--gap-md);right:var(--gap-md);z-index:10;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:#ffffff0d;color:var(--text-dim);border:1px solid transparent;transition:all .2s}.auth-close-btn:hover{background:#ffffff1a;color:var(--text);border-color:var(--border-hi);transform:scale(1.05)}.auth-container{flex:1;display:flex;flex-direction:column;justify-content:center;padding:clamp(var(--gap-xl),6vw,80px);max-width:500px;width:100%;overflow-y:auto}@keyframes authFadeIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}.auth-header{margin-bottom:var(--gap-xl)}.auth-logo{display:flex;align-items:center;gap:var(--gap-sm);font-family:var(--font-display);font-weight:800;font-size:24px;color:var(--text);margin-bottom:var(--gap-xl);letter-spacing:-.5px}.auth-logo-icon{color:var(--accent);font-size:28px;line-height:1;animation:spin 20s linear infinite}.auth-title{font-family:var(--font-display);font-size:clamp(32px,5vw,42px);font-weight:700;line-height:1.1;margin-bottom:var(--gap-sm);color:#fff;letter-spacing:-1px}.auth-subtitle{color:var(--text-dim);font-size:16px;font-weight:400}.auth-error{display:flex;align-items:center;gap:var(--gap-sm);background:#ef53501a;border:1px solid rgba(239,83,80,.2);color:var(--danger);padding:var(--gap-md);border-radius:var(--radius-md);margin-bottom:var(--gap-xl);font-size:14px;animation:slideDown .3s ease-out}.auth-error-icon{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;background:var(--danger);color:#fff;border-radius:50%;font-weight:700;font-size:12px}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.auth-form{display:flex;flex-direction:column;gap:var(--gap-lg)}.auth-group{display:flex;flex-direction:column;gap:var(--gap-xs)}.auth-group label{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:1px;color:var(--text-dim);font-weight:500}.auth-group input{background:var(--surface);border:1px solid var(--border);color:var(--text);padding:16px;border-radius:var(--radius-md);font-size:16px;font-family:var(--font-body);transition:all .2s ease}.auth-group input::placeholder{color:#4a4a5a}.auth-group input:focus{outline:none;border-color:var(--accent);background:var(--surface-elevated);box-shadow:0 0 0 4px #4caf501a}.auth-group input:disabled{opacity:.6;cursor:not-allowed}.auth-submit{margin-top:var(--gap-sm);background:var(--accent);color:var(--bg);font-weight:700;font-size:16px;padding:16px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;transition:all .2s ease;position:relative;overflow:hidden}.auth-submit:hover:not(:disabled){background:var(--accent-hi);transform:translateY(-2px);box-shadow:0 8px 20px #4caf5033}.auth-submit:active:not(:disabled){transform:translateY(0)}.auth-submit:disabled{background:var(--border-hi);color:var(--text-dim);cursor:not-allowed}.auth-loader{display:inline-block;width:20px;height:20px;border:3px solid rgba(0,0,0,.2);border-top-color:var(--bg);border-radius:50%;animation:loader-spin .8s linear infinite}@keyframes loader-spin{to{transform:rotate(360deg)}}.auth-footer{margin-top:var(--gap-xl);font-size:14px;color:var(--text-dim)}.auth-toggle{color:var(--accent);font-weight:600;margin-left:8px;transition:color .2s ease}.auth-toggle:hover{text-decoration:underline;color:var(--accent-hi)}.auth-toggle:disabled{color:var(--border-hi);cursor:not-allowed;text-decoration:none}.auth-visual{flex:1.2;background:#000;position:relative;display:none;align-items:center;justify-content:center;overflow:hidden;border-left:1px solid var(--border)}@media(min-width:900px){.auth-visual{display:flex}}.auth-visual-grid{position:absolute;inset:-100%;background-image:linear-gradient(to right,rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(to bottom,rgba(255,255,255,.03) 1px,transparent 1px);background-size:40px 40px;transform:perspective(600px) rotateX(60deg) translateY(-100px) translateZ(-200px);animation:gridMove 20s linear infinite;mask-image:radial-gradient(circle at center,black 20%,transparent 80%);-webkit-mask-image:radial-gradient(circle at center,black 20%,transparent 80%)}@keyframes gridMove{0%{transform:perspective(600px) rotateX(60deg) translateY(0) translateZ(-200px)}to{transform:perspective(600px) rotateX(60deg) translateY(40px) translateZ(-200px)}}.auth-visual-cube{position:relative;width:150px;height:150px;perspective:1000px;z-index:2}.cube-wrapper{width:100%;height:100%;position:relative;transform-style:preserve-3d;animation:cubeRotate 24s ease-in-out infinite alternate}@keyframes cubeRotate{0%{transform:rotateX(-20deg) rotateY(45deg)}50%{transform:rotateX(20deg) rotateY(225deg)}to{transform:rotateX(-40deg) rotateY(405deg)}}.cube-face{position:absolute;width:150px;height:150px;border:1px solid var(--accent);background:#4caf500d;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);box-shadow:inset 0 0 30px #4caf5033}.cube-face:before,.cube-face:after{content:"";position:absolute;background:#4caf504d}.cube-face:before{inset:33.33% 0;border-top:1px solid var(--accent);border-bottom:1px solid var(--accent)}.cube-face:after{inset:0 33.33%;border-left:1px solid var(--accent);border-right:1px solid var(--accent)}.cube-front{transform:rotateY(0) translateZ(75px)}.cube-back{transform:rotateY(180deg) translateZ(75px)}.cube-right{transform:rotateY(90deg) translateZ(75px)}.cube-left{transform:rotateY(-90deg) translateZ(75px)}.cube-top{transform:rotateX(90deg) translateZ(75px)}.cube-bottom{transform:rotateX(-90deg) translateZ(75px)}.auth-visual:after{content:"";position:absolute;width:500px;height:500px;background:radial-gradient(circle,rgba(76,175,80,.15) 0%,transparent 70%);top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none;z-index:1}.app{min-height:100vh;display:flex;flex-direction:column;background:var(--bg)}.app__header{display:flex;align-items:center;justify-content:space-between;padding:var(--gap-md) var(--gap-xl);border-bottom:1px solid var(--border);background:var(--surface);animation:fadeSlideDown .4s ease-out}.app__brand{display:flex;align-items:baseline;gap:var(--gap-md)}.app__title{font-family:var(--font-display);font-size:20px;font-weight:800;color:var(--text);letter-spacing:-.5px;display:flex;align-items:center;gap:8px}.app__logo{font-size:24px;color:var(--accent);line-height:1;animation:spin 20s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.app__subtitle{font-size:11px;color:var(--text-dim);letter-spacing:2px;text-transform:uppercase;font-family:var(--font-body);font-weight:500}.app__header-right{display:flex;align-items:center;gap:var(--gap-md)}.app__version{font-size:10px;font-family:var(--font-mono);color:var(--accent);padding:3px 10px;border:1px solid rgba(76,175,80,.2);border-radius:20px;background:#4caf500d}.app__nav-container{padding:var(--gap-md) var(--gap-xl);animation:fadeSlideDown .45s ease-out .05s both}.app__content{flex:1;padding:0 var(--gap-xl) var(--gap-xl);max-width:1400px;width:100%;margin:0 auto;animation:fadeSlideDown .5s ease-out .1s both}.app__panel{display:none}.app__panel--active{display:block;animation:fadeIn .3s ease-out}@keyframes fadeSlideDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@media(max-width:900px){.app__header,.app__nav-container{padding:var(--gap-sm) var(--gap-md)}.app__content{padding:0 var(--gap-md) var(--gap-md)}.app__brand{flex-direction:column;gap:2px}.app__subtitle{font-size:9px}}