:root {
  --bg-1: #0f1b2b;
  --bg-2: #1b2440;
  --glass: rgba(255, 255, 255, 0.08);
  --glass-strong: rgba(255, 255, 255, 0.16);
  --stroke: rgba(255, 255, 255, 0.18);
  --text: #e7f0ff;
  --muted: #a7b4cc;
  --accent: #6fd6ff;
  --accent-2: #f5d06f;
  --shadow: rgba(15, 20, 40, 0.55);
  --radius: 18px;
  --font: "Trebuchet MS", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  min-height: 100vh;
  background: radial-gradient(1200px 800px at 10% 10%, #22385a 0%, transparent 60%),
              radial-gradient(900px 900px at 80% 20%, #3b2a5e 0%, transparent 60%),
              linear-gradient(160deg, var(--bg-1), var(--bg-2));
  overflow-x: hidden;
}

.glass {
  backdrop-filter: blur(12px);
}

.bg-orb {
  position: fixed;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(30px);
  opacity: 0.55;
  z-index: 0;
}
.orb-1 { background: #3a8bdc; top: -120px; left: -80px; }
.orb-2 { background: #c06cff; top: 140px; right: -140px; }
.orb-3 { background: #ffc86f; bottom: -160px; left: 30%; }

main, header, section { position: relative; z-index: 1; }

.auth {
  display: grid;
  place-items: center;
  padding: 60px 20px;
}

.card {
  background: var(--glass);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: 0 20px 50px var(--shadow);
  padding: 24px;
}

.auth .card { width: min(460px, 92vw); }

h1, h2 {
  margin: 0 0 6px 0;
  letter-spacing: 0.5px;
}

p { margin: 0 0 12px 0; color: var(--muted); }

label {
  display: block;
  margin: 12px 0 6px;
}

input, textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--stroke);
  background: rgba(20, 28, 44, 0.6);
  color: var(--text);
  outline: none;
}

input[type="file"] {
  padding: 10px 0;
  border: none;
  background: transparent;
}

textarea { resize: vertical; }

.primary {
  margin-top: 12px;
  border: none;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #1a1f2b;
  padding: 12px 16px;
  border-radius: 12px;
  font-weight: 700;
  cursor: pointer;
}

.ghost {
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 10px;
  cursor: pointer;
}

.tabs {
  display: flex;
  gap: 10px;
  margin: 16px 0;
}

.tab {
  flex: 1;
  padding: 10px;
  border-radius: 10px;
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  cursor: pointer;
}

.tab.active { background: rgba(255,255,255,0.15); }

.panel { display: none; }
.panel.active { display: block; }

.status { min-height: 20px; }

.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 28px;
}

.brand {
  font-size: 22px;
  font-weight: 700;
}

.app {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(320px, 2fr) minmax(320px, 2fr);
  gap: 18px;
  padding: 0 24px 40px;
}

.feed #feed {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.post {
  background: var(--glass-strong);
  border-radius: 12px;
  padding: 12px;
  border: 1px solid var(--stroke);
}

.post .meta { color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.post-body { white-space: pre-wrap; }

.time { margin-top: 8px; }

.admin-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(245, 208, 111, 0.2);
  color: var(--accent-2);
  font-size: 11px;
  vertical-align: middle;
}

.media-preview {
  display: block;
  max-width: 100%;
  max-height: 320px;
  margin-top: 10px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.media-link {
  display: inline-block;
  margin-top: 10px;
  color: var(--accent);
}

.chat-grid {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 12px;
}

.chat-users {
  display: grid;
  gap: 8px;
  max-height: 420px;
  overflow: auto;
}

.user-pill {
  padding: 10px;
  border-radius: 10px;
  background: rgba(255,255,255,0.08);
  cursor: pointer;
  border: 1px solid var(--stroke);
}

.user-pill.active { background: rgba(255,255,255,0.18); }

.chat-panel {
  display: grid;
  grid-template-rows: 1fr auto;
  gap: 10px;
}

.chat-log {
  min-height: 320px;
  max-height: 420px;
  overflow: auto;
  border: 1px solid var(--stroke);
  border-radius: 12px;
  padding: 10px;
  background: rgba(20, 28, 44, 0.4);
}

.chat-msg {
  margin-bottom: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  background: rgba(255,255,255,0.1);
}

.chat-msg.me { background: rgba(111,214,255,0.2); }

.chat-send {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 10px;
}

@media (max-width: 1000px) {
  .app {
    grid-template-columns: 1fr;
  }

  .chat-send {
    grid-template-columns: 1fr;
  }
}