:root {
    --orange: #E8610A;
    --orange-dark: #C4500A;
    --orange-light: #FFF3EC;
    --dark: #3A7530;
    --mid: #4A8840;
    --text: #1A1A1A;
    --muted: #6B7280;
    --border: #E5E7EB;
    --bg: #F9FAFB;
    --white: #FFFFFF;
    --success: #10B981;
    --error: #EF4444;
    --warning: #F59E0B;
    --radius: 10px;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
       background: var(--bg); color: var(--text); line-height: 1.5; }
a { color: var(--orange); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 10px 18px;
       border-radius: var(--radius); border: none; cursor: pointer;
       font-size: 14px; font-weight: 600; transition: all 0.15s; }
.btn-primary { background: var(--orange); color: white; }
.btn-primary:hover { background: var(--orange-dark); }
.btn-secondary { background: var(--bg); color: var(--text); border: 1.5px solid var(--border); }
.btn-secondary:hover { background: var(--border); }
.btn-danger { background: var(--error); color: white; }
.btn-danger:hover { background: #DC2626; }
.btn-success { background: var(--success); color: white; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-lg { padding: 14px 24px; font-size: 16px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Cards */
.card { background: var(--white); border-radius: var(--radius); border: 1px solid var(--border);
        padding: 20px; box-shadow: var(--shadow); }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--muted); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.4px; }
.form-control { width: 100%; padding: 10px 14px; border: 1.5px solid var(--border);
                border-radius: var(--radius); font-size: 15px; color: var(--text);
                background: white; transition: border-color 0.15s; }
.form-control:focus { outline: none; border-color: var(--orange); }
.form-control.error { border-color: var(--error); }
select.form-control { cursor: pointer; }

/* Badges */
.badge { display: inline-flex; align-items: center; padding: 3px 10px;
         border-radius: 20px; font-size: 12px; font-weight: 600; }
.badge-active { background: #D1FAE5; color: #065F46; }
.badge-draft { background: #F3F4F6; color: #374151; }
.badge-paused { background: #FEF3C7; color: #92400E; }
.badge-completed { background: #D1FAE5; color: #065F46; }
.badge-archived { background: #F3F4F6; color: #6B7280; }

/* Progress bar */
.progress-bar { background: var(--border); border-radius: 4px; height: 8px; overflow: hidden; }
.progress-bar-fill { height: 100%; background: var(--orange); border-radius: 4px; transition: width 0.3s; }

/* Alerts */
.alert { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: 14px; }
.alert-error { background: #FEF2F2; border: 1px solid #FECACA; color: #991B1B; }
.alert-success { background: #F0FDF4; border: 1px solid #BBF7D0; color: #166534; }
.alert-warning { background: #FFFBEB; border: 1px solid #FDE68A; color: #92400E; }

/* Table */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; padding: 10px 14px; font-size: 12px; font-weight: 700;
     color: var(--muted); border-bottom: 2px solid var(--border); text-transform: uppercase; letter-spacing: 0.4px; }
td { padding: 12px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr:hover td { background: var(--bg); }

/* Utilities */
.text-muted { color: var(--muted); }
.text-sm { font-size: 13px; }
.text-right { text-align: right; }
.flex { display: flex; align-items: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.mb-3 { margin-bottom: 16px; }
.hidden { display: none !important; }
.spinner { display: inline-block; width: 18px; height: 18px; border: 2px solid rgba(255,255,255,0.3);
           border-top-color: white; border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Modal */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5);
                 display: flex; align-items: center; justify-content: center; z-index: 1000; padding: 16px; }
.modal { background: white; border-radius: var(--radius); width: 100%; max-width: 560px;
         max-height: 90vh; overflow-y: auto; box-shadow: var(--shadow-lg); }
.modal-header { padding: 20px 24px; border-bottom: 1px solid var(--border);
                display: flex; align-items: center; justify-content: space-between; }
.modal-header h3 { font-size: 18px; font-weight: 700; }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border);
                display: flex; justify-content: flex-end; gap: 10px; }
.btn-close { background: none; border: none; font-size: 20px; cursor: pointer; color: var(--muted); line-height: 1; }
.btn-close:hover { color: var(--text); }

/* Stats grid */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }
.stat-card { background: white; border-radius: var(--radius); border: 1px solid var(--border);
             padding: 20px; text-align: center; }
.stat-card .stat-value { font-size: 36px; font-weight: 800; color: var(--orange); line-height: 1; }
.stat-card .stat-label { font-size: 12px; font-weight: 600; color: var(--muted); text-transform: uppercase; margin-top: 6px; letter-spacing: 0.4px; }

/* Empty state */
.empty-state { text-align: center; padding: 60px 20px; color: var(--muted); }
.empty-state .empty-icon { font-size: 48px; margin-bottom: 16px; }
.empty-state h3 { font-size: 18px; color: var(--text); margin-bottom: 8px; }

@media (max-width: 768px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}