:root {
  --bg: #0a0a0f;
  --card: #12121e;
  --card-hover: #16162a;
  --border: rgba(124, 58, 237, 0.15);
  --border-strong: rgba(124, 58, 237, 0.35);
  --text: #e6e6f0;
  --text-muted: #8a8aa0;
  --text-dim: #55556a;
  --violet: #7c3aed;
  --teal: #00d4ff;
  --font-heading: 'Bebas Neue', system-ui, sans-serif;
  --font-mono: 'Geist Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--bg); }
body {
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  min-height: 100vh;
  padding-bottom: 80px;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(10, 10, 15, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: max(20px, env(safe-area-inset-top)) 20px 14px 20px;
}
.header-inner {
  max-width: 640px;
  margin: 0 auto;
}
header h1 {
  font-family: var(--font-heading);
  font-size: 44px;
  font-weight: 400;
  letter-spacing: 0.06em;
  background: linear-gradient(90deg, var(--violet), var(--teal));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  line-height: 0.9;
}
.subtitle {
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.3em;
  margin-top: 6px;
  text-transform: uppercase;
}

/* Container */
.container {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Filters */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 18px 0 14px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 14px;
}
.chip {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 6px 11px;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-strong);
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.chip:hover {
  color: var(--text);
  border-color: var(--violet);
}
.chip.active {
  background: rgba(124, 58, 237, 0.18);
  color: var(--violet);
  border-color: var(--violet);
}
.chip.chip-all.active {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.22), rgba(0, 212, 255, 0.15));
  color: var(--teal);
  border-color: var(--teal);
}

/* New posts pill */
.new-pill {
  display: none;
  margin: 0 auto 16px auto;
  padding: 9px 22px;
  background: linear-gradient(90deg, var(--violet), var(--teal));
  color: #fff;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 4px 24px rgba(0, 212, 255, 0.28);
  position: sticky;
  top: 108px;
  z-index: 15;
  transition: transform 0.15s;
}
.new-pill:hover { transform: translateY(-1px); }
.new-pill.visible { display: block; }

/* Feed */
.feed {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.post {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 18px;
  transition: border-color 0.15s, background 0.15s;
}
.post:hover {
  border-color: var(--border-strong);
  background: var(--card-hover);
}
.post-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}
.post-channel-group {
  min-width: 0;
  flex: 1;
}
.post-channel {
  font-family: var(--font-heading);
  font-size: 20px;
  color: var(--violet);
  letter-spacing: 0.04em;
  line-height: 1;
}
.post-handle {
  font-size: 10px;
  color: var(--text-dim);
  margin-left: 6px;
  letter-spacing: 0.05em;
  text-transform: lowercase;
}
.post-time {
  font-size: 9px;
  color: var(--text-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
}
.post-body {
  font-size: 13px;
  color: var(--text);
  white-space: pre-wrap;
  word-wrap: break-word;
  overflow-wrap: break-word;
  margin-bottom: 10px;
}
.post-body a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px dashed rgba(0, 212, 255, 0.35);
}
.post-body a:hover {
  border-bottom-color: var(--teal);
}
.post-media {
  display: block;
  max-width: 100%;
  max-height: 500px;
  border-radius: 6px;
  margin: 4px 0 10px 0;
  border: 1px solid var(--border);
}
.media-note {
  padding: 10px 14px;
  background: rgba(124, 58, 237, 0.06);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin: 4px 0 10px 0;
}
.post-footer {
  display: flex;
  justify-content: flex-end;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}
.post-footer a {
  color: var(--text-muted);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  transition: color 0.15s;
}
.post-footer a:hover { color: var(--teal); }

/* Load more */
.load-more {
  display: block;
  width: 100%;
  padding: 14px;
  margin: 20px 0;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--violet);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.15s;
}
.load-more:hover {
  background: rgba(124, 58, 237, 0.08);
  border-color: var(--violet);
  color: var(--text);
}
.load-more:disabled { opacity: 0.4; cursor: default; }

/* Empty state */
.empty {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-size: 24px;
  letter-spacing: 0.1em;
}
.empty .dim {
  color: var(--text-dim);
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* Hidden posts fade rather than snap */
.post[hidden] { display: none; }

@media (max-width: 480px) {
  header h1 { font-size: 36px; }
  .container { padding: 0 12px; }
  .post { padding: 14px 16px; }
  .post-channel { font-size: 18px; }
}