:root {
  --bg: #0f1117;
  --bg-card: #1a1d27;
  --bg-hover: #22252f;
  --border: #2a2d37;
  --text: #e1e4ea;
  --text-dim: #8b8fa3;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --sidebar-w: 220px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Layout */
.app-layout { display: flex; min-height: 100vh; }
.main-content { flex: 1; padding: 24px 32px; margin-left: var(--sidebar-w); }
.loading { display: flex; align-items: center; justify-content: center; height: 100vh; font-size: 1.2rem; color: var(--text-dim); }

/* Sidebar */
.sidebar { position: fixed; top: 0; left: 0; width: var(--sidebar-w); height: 100vh; background: var(--bg-card); border-right: 1px solid var(--border); display: flex; flex-direction: column; padding: 16px 0; }
.sidebar-header { padding: 8px 20px 24px; }
.sidebar-header h1 { font-size: 1.2rem; }
.nav-links { list-style: none; flex: 1; }
.nav-links li a { display: block; padding: 10px 20px; color: var(--text-dim); transition: .15s; }
.nav-links li a:hover, .nav-links li.active a { background: var(--bg-hover); color: var(--text); text-decoration: none; }
.sidebar-footer { padding: 12px 20px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; font-size: .85rem; color: var(--text-dim); }
.sidebar-footer button { background: none; border: 1px solid var(--border); color: var(--text-dim); padding: 4px 10px; border-radius: 4px; cursor: pointer; }

/* Login */
.login-page { display: flex; align-items: center; justify-content: center; height: 100vh; }
.login-card { background: var(--bg-card); padding: 40px; border-radius: 12px; border: 1px solid var(--border); width: 360px; text-align: center; }
.login-card h1 { margin-bottom: 8px; }
.login-card .subtitle { color: var(--text-dim); margin-bottom: 24px; }
.login-card form { display: flex; flex-direction: column; gap: 12px; }
.login-card input { padding: 10px 12px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); color: var(--text); font-size: .95rem; }
.login-card button { padding: 10px; background: var(--accent); color: #fff; border: none; border-radius: 6px; font-size: 1rem; cursor: pointer; }
.login-card button:hover { background: var(--accent-hover); }
.error { color: var(--danger); font-size: .85rem; }

/* Stats */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; margin: 16px 0 24px; }
.stat-card { background: var(--bg-card); border: 1px solid var(--border); border-left: 4px solid var(--accent); border-radius: 8px; padding: 16px; text-align: center; }
.stat-card.total { border-left-color: var(--success); }
.stat-number { display: block; font-size: 1.8rem; font-weight: 700; }
.stat-label { display: block; font-size: .8rem; color: var(--text-dim); margin-top: 4px; text-transform: capitalize; }

/* Bar chart */
.bar-chart { margin: 12px 0; }
.bar-row { display: flex; align-items: center; margin: 6px 0; }
.bar-label { width: 70px; font-size: .85rem; color: var(--text-dim); text-transform: capitalize; }
.bar { padding: 4px 10px; border-radius: 4px; color: #fff; font-size: .8rem; min-width: 30px; text-align: right; transition: .3s; }

/* Table */
table { width: 100%; border-collapse: collapse; margin-top: 12px; }
thead th { text-align: left; padding: 10px 12px; border-bottom: 2px solid var(--border); color: var(--text-dim); font-size: .8rem; text-transform: uppercase; }
tbody td { padding: 10px 12px; border-bottom: 1px solid var(--border); }
tr.clickable { cursor: pointer; }
tr.clickable:hover { background: var(--bg-hover); }
.issue-title { font-weight: 500; max-width: 400px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Badges */
.badge { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: .75rem; font-weight: 600; text-transform: capitalize; color: #fff; background: var(--text-dim); }
.status-open { background: #3b82f6; }
.status-in_progress { background: #f59e0b; }
.status-resolved { background: #10b981; }
.status-closed { background: #6b7280; }
.status-blocked { background: #ef4444; }
.priority-low { background: #6b7280; }
.priority-medium { background: #3b82f6; }
.priority-high { background: #f59e0b; }
.priority-critical { background: #ef4444; }

/* Page header */
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.btn-primary { background: var(--accent); color: #fff; border: none; padding: 8px 16px; border-radius: 6px; cursor: pointer; font-size: .9rem; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-back { background: none; border: 1px solid var(--border); color: var(--text-dim); padding: 6px 12px; border-radius: 6px; cursor: pointer; margin-bottom: 16px; }

/* Filters */
.filters { margin-bottom: 12px; display: flex; gap: 8px; }
.filters select { padding: 6px 10px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg-card); color: var(--text); }

/* Pagination */
.pagination { display: flex; align-items: center; justify-content: center; gap: 12px; margin-top: 16px; }
.pagination button { padding: 6px 14px; border: 1px solid var(--border); background: var(--bg-card); color: var(--text); border-radius: 6px; cursor: pointer; }
.pagination button:disabled { opacity: .4; cursor: default; }

/* Issue detail */
.issue-header { margin-bottom: 20px; }
.issue-header h2 { margin-bottom: 8px; }
.issue-meta { display: flex; gap: 8px; flex-wrap: wrap; }
.tags { color: var(--accent); font-size: .85rem; }
.section { margin: 20px 0; }
.section h3 { margin-bottom: 8px; color: var(--text-dim); font-size: .9rem; text-transform: uppercase; }
dl { display: grid; grid-template-columns: 120px 1fr; gap: 6px; }
dt { color: var(--text-dim); font-size: .85rem; }
dd { font-size: .9rem; }
.actions { display: flex; gap: 8px; }
.btn-transition { padding: 6px 14px; border: 1px solid var(--border); background: var(--bg-card); color: var(--text); border-radius: 6px; cursor: pointer; text-transform: capitalize; }
.btn-transition:hover { background: var(--bg-hover); }

/* Comments */
.comment { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 12px; margin-bottom: 8px; }
.comment-meta { font-size: .8rem; color: var(--text-dim); margin-bottom: 4px; }
.comment-form { margin-top: 12px; }
.comment-form textarea { width: 100%; min-height: 80px; padding: 10px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); color: var(--text); resize: vertical; margin-bottom: 8px; }
.comment-form button { padding: 8px 16px; background: var(--accent); color: #fff; border: none; border-radius: 6px; cursor: pointer; }

/* Create Issue form */
.create-issue form { max-width: 600px; display: flex; flex-direction: column; gap: 14px; }
.create-issue label { display: flex; flex-direction: column; gap: 4px; font-size: .85rem; color: var(--text-dim); }
.create-issue input, .create-issue textarea, .create-issue select { padding: 8px 12px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); color: var(--text); font-size: .95rem; }
.create-issue textarea { min-height: 100px; resize: vertical; }

/* Project grid */
.project-grid, .milestone-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; margin-top: 16px; }
.project-card, .milestone-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 20px; cursor: pointer; transition: .15s; }
.project-card:hover, .milestone-card:hover { border-color: var(--accent); background: var(--bg-hover); }
.project-card h3, .milestone-card h3 { margin-bottom: 8px; }
.project-desc { color: var(--text-dim); font-size: .9rem; margin-bottom: 12px; }
.project-meta { font-size: .8rem; color: var(--text-dim); display: flex; gap: 12px; }

/* Milestone card header */
.milestone-card-header { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.milestone-item { display: flex; align-items: center; gap: 8px; padding: 8px 0; border-bottom: 1px solid var(--border); cursor: pointer; }
.milestone-item:hover { background: var(--bg-hover); }
.milestone-title { font-weight: 500; }

/* Progress bar */
.progress-bar-container { width: 100%; height: 20px; background: var(--bg); border-radius: 10px; overflow: hidden; border: 1px solid var(--border); }
.progress-bar { height: 100%; background: var(--success); color: #fff; font-size: .75rem; display: flex; align-items: center; justify-content: center; min-width: 30px; transition: width .3s; border-radius: 10px; }

/* Notification list */
.notification-list { margin-top: 16px; }
.notification-item { display: flex; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--border); cursor: pointer; transition: .15s; }
.notification-item:hover { background: var(--bg-hover); }
.notification-item.unread { background: var(--bg-card); }
.notification-dot { width: 12px; color: var(--accent); font-size: .6rem; padding-top: 4px; }
.notification-body p { margin-bottom: 4px; }

/* Inline form */
.inline-form { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; align-items: center; }
.inline-form input, .inline-form select { padding: 8px 12px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); color: var(--text); }

/* Filter checkbox */
.filter-check { display: flex; align-items: center; gap: 6px; color: var(--text-dim); font-size: .9rem; cursor: pointer; }

/* Member list */
.member-list { display: flex; gap: 8px; flex-wrap: wrap; }

/* Empty state */
.empty { color: var(--text-dim); font-style: italic; padding: 16px 0; }

/* Text dim helper */
.text-dim { color: var(--text-dim); font-size: .85rem; }

/* Setup Wizard */
.setup-wizard { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 24px; }
.setup-container { background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 40px; max-width: 600px; width: 100%; }
.setup-header { text-align: center; margin-bottom: 32px; }
.setup-header h1 { font-size: 1.5rem; margin-bottom: 20px; }
.setup-steps { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; }
.setup-step { font-size: .8rem; color: var(--text-dim); padding: 4px 10px; border-radius: 12px; border: 1px solid var(--border); }
.setup-step.active { color: var(--accent); border-color: var(--accent); background: rgba(59,130,246,.1); }
.setup-step.done { color: var(--success); border-color: var(--success); }
.setup-step-content { animation: fadeIn .2s ease; }
.setup-step-content h2 { margin-bottom: 8px; font-size: 1.2rem; }
.setup-form { display: flex; flex-direction: column; gap: 12px; margin: 20px 0; }
.setup-form label { display: flex; flex-direction: column; gap: 4px; font-size: .85rem; color: var(--text-dim); }
.setup-form input { padding: 10px 12px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); color: var(--text); font-size: .95rem; }
.setup-nav { display: flex; justify-content: space-between; margin-top: 24px; }
.setup-error { background: rgba(239,68,68,.1); border: 1px solid var(--danger); color: var(--danger); padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-size: .9rem; white-space: pre-line; }
.setup-info { background: rgba(59,130,246,.08); border: 1px solid rgba(59,130,246,.2); padding: 16px; border-radius: 8px; margin: 16px 0; }
.setup-info code { display: block; background: var(--bg); padding: 8px 12px; border-radius: 4px; margin-top: 8px; font-size: .85rem; color: var(--accent); word-break: break-all; }
.setup-hint { color: var(--warning); font-size: .85rem; margin-top: 8px; }
.setup-done { text-align: center; }
.setup-done h2 { color: var(--success); margin-bottom: 12px; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }


/* Monitor */
.monitor-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; margin-top: 12px; }
.monitor-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 16px; }
.monitor-card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 8px; }
.monitor-metrics { margin: 8px 0; font-size: .9rem; }
.monitor-admin { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; }

.status-ok { background: var(--success); }
.status-error { background: var(--danger); }
.status-pending { background: var(--warning); }
.status-online { background: var(--success); }
.status-offline { background: var(--danger); }

.btn-secondary { background: none; border: 1px solid var(--border); color: var(--text); padding: 6px 12px; border-radius: 6px; cursor: pointer; }
.btn-danger { background: var(--danger); color: #fff; border: none; padding: 6px 12px; border-radius: 6px; cursor: pointer; }
.btn-danger:hover { opacity: .9; }


/* Tabs */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.tab { background: none; border: none; padding: 10px 16px; color: var(--text-dim); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-content { margin-top: 16px; }