:root {
  --bg: #1e1e2f;
  --card: rgba(255, 255, 255, 0.12);
  --muted: #c0c0d0;
  --accent: #6c63ff;
  --danger: #ff5c5c;
}

* { box-sizing: border-box; }
body {
  font-family: Inter, system-ui;
  margin: 0;
  background: var(--bg);
  color: #f0f0f5;
}

.wrap { 
  max-width: 900px; 
  margin: 28px auto; 
  padding: 16px;
}

/* HEADER */
header {
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:18px;
}

.brand { display:flex; gap:12px; align-items:center; }
.logo {
  width:44px;height:44px;
  border-radius:10px;
  background: linear-gradient(135deg, var(--accent), #a78bfa);
  color:white;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}

.user-box { display:flex; gap:10px; align-items:center; }
.user-name { font-weight:600; color:var(--muted); }

/* BUTTONS */
.btn {
  background:var(--accent);
  color:white;
  padding:8px 12px;
  border-radius:8px;
  border:0;
  cursor:pointer;
}
.btn.ghost {
  background:transparent;
  color:var(--accent);
  border:1px solid rgba(108,99,255,.2);
}

/* CARDS */
.card {
  background:var(--card);
  padding:14px;
  border-radius:12px;
  box-shadow:0 6px 18px rgba(16,42,67,0.15);
  margin-bottom:14px;
}

/* AUTH FORMS */
.auth-grid {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}

label {
  display:block;
  font-size:13px;
  color:var(--muted);
  margin-bottom:6px;
}

input, textarea, select {
  width:100%;
  padding:10px;
  border-radius:8px;
  background: rgba(255,255,255,0.15);
  border:1px solid rgba(255,255,255,0.25);
  color: #f0f0f5;
}

textarea { min-height:80px; resize:vertical; }

/* POST UI */
.avatar {
  width:44px;height:44px;
  border-radius:50%;
  background: linear-gradient(135deg,#6c63ff,#9f80ff);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;color:#fff;
}

.controls { display:flex; gap:8px; flex-wrap:wrap; }

.post { border-radius:10px; padding:12px; }
.post .meta {
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:8px;
}

.post .text { white-space:pre-wrap; }
.post img { max-width:100%; border-radius:8px; margin-top:8px; }

.actions { display:flex; gap:10px; margin-top:10px; }

.like { cursor:pointer; }
.like.liked { color:var(--accent); }

.muted { font-size:13px; color:var(--muted); }

.footer { margin-top:18px; text-align:center; color:var(--muted); }

/* MOBILE */
@media (max-width:700px) {
  .auth-grid { grid-template-columns:1fr; }
}