:root{
  --bg:#090a0d;--panel:#111318;--panel2:#15171d;--line:#252832;--text:#f5f7fa;
  --muted:#8d93a1;--accent:#8b5cf6;--accent2:#a78bfa;--radius:20px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 70% -10%,#202034 0,#090a0d 38%);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,a{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}
.app-shell{min-height:100vh;display:flex}.sidebar{position:fixed;width:255px;height:100vh;padding:28px 18px;border-right:1px solid var(--line);background:rgba(10,11,15,.86);backdrop-filter:blur(18px);display:flex;flex-direction:column;z-index:5}
.brand{display:flex;align-items:center;gap:10px;font-weight:750;font-size:16px;margin:0 10px 38px}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--accent),#5b21b6);font-size:11px}
.sidebar nav{display:grid;gap:6px}.sidebar nav a{padding:12px 13px;border-radius:12px;color:var(--muted);display:flex;gap:13px;align-items:center;font-size:14px}.sidebar nav a.active,.sidebar nav a:hover{background:#191b22;color:var(--text)}
.privacy-card{margin-top:auto;padding:16px;background:linear-gradient(145deg,#171522,#101116);border:1px solid #2a2638;border-radius:16px}.privacy-card .lock{font-size:20px;color:var(--accent2)}.privacy-card strong{display:block;margin-top:8px;font-size:13px}.privacy-card p{font-size:11px;color:var(--muted);line-height:1.5;margin:5px 0 0}
.profile-mini{display:flex;align-items:center;gap:10px;padding:18px 5px 0}.profile-mini strong{font-size:13px;display:block}.profile-mini small{font-size:10px;color:#72d69a}.profile-mini button{margin-left:auto;background:none;border:0;color:var(--muted)}
.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#7c3aed,#a78bfa);font-weight:700;font-size:13px;flex:none}.avatar.small{width:34px;height:34px}.pink{background:linear-gradient(135deg,#ec4899,#f9a8d4)}.blue{background:linear-gradient(135deg,#2563eb,#67e8f9)}.green{background:linear-gradient(135deg,#059669,#6ee7b7)}.purple{background:linear-gradient(135deg,#7c3aed,#c4b5fd)}
main{margin-left:255px;width:calc(100% - 255px)}.topbar{height:76px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 44px;position:sticky;top:0;background:rgba(9,10,13,.76);backdrop-filter:blur(20px);z-index:4}.search{width:310px;border:1px solid var(--line);background:#101217;color:var(--muted);border-radius:12px;padding:10px 13px;font-size:12px}.top-actions{display:flex;align-items:center;gap:10px}.top-actions button{border:1px solid var(--line);background:#111318;color:var(--text);border-radius:10px;width:34px;height:34px}.mobile-brand{display:none}
.content{max-width:930px;margin:0 auto;padding:45px 30px 80px}.welcome{display:flex;justify-content:space-between;align-items:end;gap:20px}.eyebrow{font-size:10px;letter-spacing:.13em;color:#777d8b;font-weight:750;margin:0 0 8px}.welcome h1{font-size:30px;letter-spacing:-.035em;margin:0 0 7px}.muted{color:var(--muted);font-size:13px;margin:0;line-height:1.5}.primary{border:0;border-radius:12px;background:var(--text);color:#0a0b0e;padding:11px 15px;font-weight:700;font-size:12px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:30px 0}.stats div{padding:17px 18px;border:1px solid var(--line);background:rgba(17,19,24,.65);border-radius:15px}.stats span{display:block;color:var(--muted);font-size:11px}.stats strong{display:block;font-size:21px;margin-top:6px}.section-heading{display:flex;align-items:center;justify-content:space-between;margin:30px 0 13px}.section-heading h2{font-size:15px;margin:0}.section-heading a{font-size:11px;color:var(--accent2)}
.post,.card{border:1px solid var(--line);background:rgba(17,19,24,.84);border-radius:var(--radius);overflow:hidden}.post-head{display:flex;gap:11px;padding:18px}.post-head strong{font-size:13px}.post-head span{font-size:12px;color:var(--muted);margin-left:5px}.post-head small{display:block;color:#686e7c;font-size:10px;margin-top:4px}.more{margin-left:auto;border:0;background:none;color:#737987;letter-spacing:2px}.photo-grid{display:grid;grid-template-columns:2fr 1fr 1fr;grid-template-rows:145px 145px;gap:3px;background:#090a0d}.photo{display:grid;place-items:center;background:linear-gradient(135deg,#272b37,#171923);font-size:9px;letter-spacing:.15em;color:#737987}.p1{grid-row:span 2;background:linear-gradient(135deg,#373b49,#171922)}.p2{background:linear-gradient(135deg,#272d3d,#1b1d28)}.p3{background:linear-gradient(135deg,#3b3441,#191a21)}.p4{background:linear-gradient(135deg,#272a31,#15171b)}.post-actions{display:flex;gap:20px;padding:14px 18px}.post-actions button{border:0;background:none;color:#9ca1ad;font-size:11px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}.card{padding:17px;display:flex;align-items:center;gap:13px}.card-icon{width:38px;height:38px;border-radius:11px;background:#1c1e25;display:grid;place-items:center}.card h3{font-size:13px;margin:0 0 4px}.card .eyebrow{margin-bottom:4px}.friends{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.friend{padding:16px;border:1px solid var(--line);border-radius:15px;background:#101217}.friend strong{display:block;font-size:12px;margin-top:10px}.friend small{font-size:10px;color:var(--muted)}
.bottom-nav{display:none}

@media(max-width:800px){
 .sidebar{display:none}main{margin:0;width:100%}.topbar{height:64px;padding:0 17px}.mobile-brand{display:block;font-size:14px;font-weight:750}.search{display:none}.content{padding:30px 16px 90px}.welcome{display:block}.welcome h1{font-size:25px}.primary{margin-top:17px;width:100%}.stats{margin:22px 0;gap:7px}.stats div{padding:13px}.stats strong{font-size:18px}.two-col{grid-template-columns:1fr}.friends{grid-template-columns:repeat(2,1fr)}.photo-grid{grid-template-rows:110px 110px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:67px;display:flex;justify-content:space-around;align-items:center;background:rgba(12,13,17,.94);border-top:1px solid var(--line);backdrop-filter:blur(18px);z-index:10}.bottom-nav a{color:#727887;text-align:center;font-size:19px}.bottom-nav a.active{color:#fff}.bottom-nav small{display:block;font-size:9px;margin-top:3px}.top-actions button:first-child{display:none}
}

#logoutBtn,#logoutTop{font-size:14px}