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

:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #242733;
  --border: #2e3142;
  --text: #e8e8ed;
  --text-secondary: #9b9dad;
  --primary: #ff6b35;
  --primary-hover: #ff8555;
  --accent: #a855f7;
  --success: #22c55e;
  --danger: #ef4444;
  --warning: #eab308;
}

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

/* Login */
.login-card {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  padding: 48px;
  background: var(--surface);
  border-radius: 16px;
  border: 1px solid var(--border);
}
.login-card h1 { font-size: 28px; margin-bottom: 8px; }
.login-card p { color: var(--text-secondary); margin-bottom: 24px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface2);
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s;
}
.btn:hover { background: var(--border); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-success { background: var(--success); border-color: var(--success); color: #fff; }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Layout */
#app-screen { display: flex; min-height: 100vh; }

.sidebar {
  width: 240px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
}
.sidebar-header {
  padding: 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}
.sidebar-header h2 { font-size: 18px; }
.badge {
  background: var(--primary);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}
.nav-list { list-style: none; padding: 12px 0; flex: 1; }
.nav-link {
  display: block;
  padding: 12px 20px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  transition: all 0.2s;
}
.nav-link:hover, .nav-link.active {
  color: var(--text);
  background: var(--surface2);
}
.nav-link.active { border-left: 3px solid var(--primary); }
.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 12px;
  color: var(--text-secondary);
}

.content {
  flex: 1;
  margin-left: 240px;
  padding: 24px;
}

/* Page Header */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.page-header h2 { font-size: 22px; }

/* Filter */
.filter-group { display: flex; gap: 4px; }
.filter-btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 13px;
}
.filter-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* Cards */
.card-list { display: flex; flex-direction: column; gap: 8px; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  cursor: pointer;
  transition: all 0.2s;
}
.card:hover { border-color: var(--primary); }
.card-header { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.card-body { color: var(--text-secondary); font-size: 14px; }
.card-body p { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 600px; }
.card-meta { display: flex; gap: 12px; margin-top: 8px; font-size: 12px; color: var(--text-secondary); }

/* Badges */
.category-badge, .status-badge {
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
}
.category-badge { background: #1e3a5f; color: #60a5fa; }
.category-badge.bug { background: #3b1515; color: #ef4444; }
.category-badge.feature { background: #1a3317; color: #22c55e; }
.status-badge { background: #3b3517; color: var(--warning); }
.status-badge.resolved { background: #1a3317; color: var(--success); }
.date-text { font-size: 13px; color: var(--text-secondary); }

/* Detail */
.detail-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}
.detail-header { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.detail-info { margin-bottom: 16px; }
.detail-info p { margin-bottom: 6px; font-size: 14px; }
.detail-info code {
  background: var(--surface2);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
}
.detail-message { margin-bottom: 16px; }
.detail-message h3, .detail-screenshot h3, .detail-admin-note h3 {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.detail-message p { line-height: 1.6; white-space: pre-wrap; }
.detail-screenshot { margin-bottom: 16px; }
.detail-screenshot img { max-width: 400px; border-radius: 8px; border: 1px solid var(--border); }
.detail-admin-note { margin-bottom: 20px; }
.detail-admin-note textarea {
  width: 100%;
  padding: 10px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  resize: vertical;
  min-height: 80px;
}
.detail-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* Form */
.form-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  max-width: 600px;
}
.form-card h3 { margin-bottom: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--text-secondary);
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 10px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-actions { display: flex; gap: 8px; }

/* Notification card */
.notif-card { display: flex; justify-content: space-between; align-items: center; }
.notif-card .notif-info { flex: 1; }
.notif-card .notif-actions { display: flex; gap: 6px; }
.notif-type-badge {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}
.notif-type-badge.global { background: #1e3a5f; color: #60a5fa; }
.notif-type-badge.individual { background: #2d1b4e; color: #a855f7; }

/* Messages */
.error-msg { color: var(--danger); margin-top: 12px; font-size: 14px; }
.result-msg { margin-top: 12px; padding: 12px; border-radius: 8px; font-size: 14px; }
.result-msg.success { background: #1a3317; color: var(--success); }
.result-msg.error { background: #3b1515; color: var(--danger); }

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 1000;
  animation: slideIn 0.3s ease;
}
.toast.success { background: var(--success); color: #fff; }
.toast.error { background: var(--danger); color: #fff; }
@keyframes slideIn { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* Empty state */
.empty-state {
  text-align: center;
  padding: 48px;
  color: var(--text-secondary);
}