:root {
  --bg: #0e0e0e;
  --bg-card: #161616;
  --bg-input: #1e1e1e;
  --bg-hover: rgba(255,255,255,0.04);
  --text: #e8e8e8;
  --text-muted: #888;
  --text-dim: #555;
  --border: #222;
  --border-hover: #3a3a3a;
  --accent: #fff;
  --accent-text: #111;
  --success: #4caf50;
  --warning: #ff9800;
  --error: #ef5350;
  --info: #42a5f5;
  --radius: 12px;
  --radius-lg: 16px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 24px;
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}
nav .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
}
nav .logo img {
  width: 28px;
  height: 28px;
  border-radius: 6px;
}
nav .logo span {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}
.auth-section {
  display: flex;
  align-items: center;
  gap: 12px;
}
#auth-status {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.tabs {
  display: flex;
  gap: 2px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border);
}
.tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  color: var(--text-muted);
  padding: 10px 20px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color .15s, border-color .15s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: inherit;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.tab-content { display: none; }
.tab-content.active { display: block; }

.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 28px;
}
.form-card h2 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 500;
  margin-bottom: 6px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 11px 14px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color .2s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--text-dim);
}
.form-group textarea {
  min-height: 100px;
  resize: vertical;
}
.custom-select { position: relative; }
.custom-select-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color .2s;
  gap: 10px;
  user-select: none;
}
.custom-select-trigger:hover { border-color: var(--border-hover); }
.custom-select-trigger.open { border-color: var(--text-dim); }
.custom-select-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.custom-select-label.has-value { color: var(--text); }
.custom-select-label img {
  width: 18px;
  height: 18px;
  border-radius: 4px;
}
.custom-select-trigger i {
  color: var(--text-muted);
  font-size: 0.75rem;
  transition: transform .2s;
}
.custom-select-trigger.open i { transform: rotate(180deg); }
.custom-select-options {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 50;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-top: 4px;
  overflow: hidden;
  display: none;
}
.custom-select-options.open { display: block; }
.custom-select-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: background .15s;
}
.custom-select-option:hover { background: var(--bg-hover); color: var(--text); }
.custom-select-option.selected {
  color: var(--accent);
  background: rgba(255,255,255,0.06);
}
.custom-select-option img {
  width: 18px;
  height: 18px;
  border-radius: 4px;
}

.btn {
  padding: 11px 24px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 600;
  font-family: inherit;
  transition: opacity .15s, transform .15s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}
.btn:hover { opacity: 0.85; transform: translateY(-1px); }
.btn-primary {
  background: var(--accent);
  color: var(--accent-text);
}
.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--bg-hover); border-color: var(--border-hover); }
.btn-danger {
  background: var(--error);
  color: #fff;
}
.btn-danger:hover { opacity: 0.85; }
.btn-small { padding: 6px 14px; font-size: 0.8rem; }

.items-list h2 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text);
}

.item-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  margin-bottom: 14px;
  transition: border-color .2s;
}
.item-card:hover { border-color: var(--border-hover); }

.item-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
  gap: 12px;
}
.item-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}
.item-meta {
  display: flex;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.item-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
}
.item-description {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 12px;
  line-height: 1.5;
}
.item-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.status-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.status-pending { background: rgba(255,152,0,0.15); color: var(--warning); }
.status-open { background: rgba(66,165,245,0.15); color: var(--info); }
.status-under-review { background: rgba(66,165,245,0.15); color: var(--info); }
.status-implemented { background: rgba(76,175,80,0.15); color: var(--success); }
.status-resolved { background: rgba(76,175,80,0.15); color: var(--success); }
.status-rejected { background: rgba(239,83,80,0.15); color: var(--error); }
.status-closed { background: rgba(239,83,80,0.15); color: var(--error); }
.status-investigating { background: rgba(66,165,245,0.15); color: var(--info); }
.status-wont-fix { background: rgba(239,83,80,0.15); color: var(--error); }

.upvote-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 7px 14px;
  border-radius: 20px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-family: inherit;
  transition: border-color .2s, color .2s, background .2s;
}
.upvote-btn:hover { border-color: var(--text-dim); color: var(--text); }
.upvote-btn.upvoted {
  background: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
}

.admin-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.admin-section { margin-bottom: 28px; }
.admin-section:last-child { margin-bottom: 0; }
.admin-section h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.admin-item {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 10px;
}
.admin-item:last-child { margin-bottom: 0; }
.admin-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 10px;
}
.admin-item-info {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  line-height: 1.6;
}
.admin-item-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}

select.status-select {
  width: auto;
  padding: 5px 28px 5px 10px;
  font-size: 0.8rem;
  font-family: inherit;
  border-radius: 8px;
  background: var(--bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 12 12'%3E%3Cpath fill='%23888' d='M6 8L2 4h8z'/%3E%3C/svg%3E") no-repeat right 8px center;
  border: 1px solid var(--border);
  color: var(--text);
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: border-color .2s;
}
select.status-select:focus { outline: none; border-color: var(--text-dim); }
select.status-select option { background: var(--bg); }

.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
}
.empty-state i {
  font-size: 2.4rem;
  margin-bottom: 12px;
  display: block;
  opacity: 0.4;
}
.empty-state p { font-size: 0.9rem; }

@media (max-width: 600px) {
  .container { padding: 0 16px; }
  nav { flex-wrap: wrap; gap: 10px; }
  .tabs { overflow-x: auto; flex-wrap: nowrap; gap: 0; }
  .tab-btn { padding: 10px 14px; font-size: 0.82rem; white-space: nowrap; }
  .form-card { padding: 20px; }
  .item-card { padding: 18px; }
  .item-header { flex-direction: column; }
  .admin-panel { padding: 20px; }
}