/* ============================================================
   Syncrus ERP — Design System
   ============================================================ */

:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #e0e7ff;
  --secondary: #8b5cf6;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --sidebar-width: 260px;
  --header-height: 64px;
  --border-radius: 10px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);
  --transition: all 0.2s ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: var(--gray-50); color: var(--gray-800); }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: 10px; }

/* ===== LAYOUT ===== */
#app { min-height: 100vh; }

.app-container { display: flex; min-height: 100vh; }

/* ===== SIDEBAR ===== */
.sidebar {
  width: var(--sidebar-width);
  background: linear-gradient(180deg, #1e1b4b 0%, #312e81 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  z-index: 100;
  overflow-y: auto;
  transition: var(--transition);
}

.sidebar-logo {
  display: flex; align-items: center; gap: 10px;
  padding: 20px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-logo img { width: 36px; height: 36px; border-radius: 8px; }
.sidebar-logo .logo-text { font-size: 18px; font-weight: 700; letter-spacing: -0.3px; }
.sidebar-logo .logo-sub { font-size: 11px; color: rgba(255,255,255,0.5); }

.sidebar-nav { flex: 1; padding: 12px 0; }
.nav-section { margin-bottom: 4px; }
.nav-section-title {
  font-size: 10px; font-weight: 600; letter-spacing: 1px;
  color: rgba(255,255,255,0.4); text-transform: uppercase;
  padding: 12px 20px 4px;
}

.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 16px 9px 20px;
  color: rgba(255,255,255,0.7);
  cursor: pointer;
  transition: var(--transition);
  border-radius: 0;
  margin: 1px 8px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
}
.nav-item:hover { background: rgba(255,255,255,0.1); color: #fff; }
.nav-item.active { background: rgba(99,102,241,0.4); color: #fff; }
.nav-item .nav-icon { width: 18px; text-align: center; opacity: 0.8; }
.nav-item .nav-badge {
  margin-left: auto; background: var(--danger);
  color: #fff; border-radius: 10px; padding: 2px 7px; font-size: 11px;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.user-info {
  display: flex; align-items: center; gap: 10px;
  padding: 10px; border-radius: 8px; cursor: pointer;
  transition: var(--transition);
}
.user-info:hover { background: rgba(255,255,255,0.1); }
.user-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--primary); display: flex; align-items: center;
  justify-content: center; font-weight: 600; font-size: 14px;
  flex-shrink: 0;
}
.user-name { font-size: 13px; font-weight: 600; color: #fff; }
.user-role { font-size: 11px; color: rgba(255,255,255,0.5); }

/* ===== MAIN CONTENT ===== */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===== HEADER ===== */
.header {
  height: var(--header-height);
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  display: flex; align-items: center;
  padding: 0 24px;
  gap: 16px;
  position: sticky; top: 0; z-index: 50;
  box-shadow: var(--shadow-sm);
}
.header-title { font-size: 18px; font-weight: 600; color: var(--gray-800); flex: 1; }
.header-actions { display: flex; align-items: center; gap: 10px; }
.header-badge {
  background: var(--primary-light); color: var(--primary);
  font-size: 11px; font-weight: 600; padding: 3px 10px; border-radius: 20px;
}

/* ===== PAGE CONTENT ===== */
.page-content { flex: 1; padding: 24px; overflow-y: auto; }

/* ===== CARDS ===== */
.card {
  background: #fff;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}
.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--gray-100);
  display: flex; align-items: center; justify-content: space-between;
}
.card-title { font-size: 15px; font-weight: 600; color: var(--gray-800); }
.card-body { padding: 20px; }

/* ===== KPI CARDS ===== */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
.kpi-card {
  background: #fff; border-radius: var(--border-radius);
  padding: 20px; border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm); position: relative; overflow: hidden;
}
.kpi-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: var(--primary);
}
.kpi-card.success::before { background: var(--success); }
.kpi-card.warning::before { background: var(--warning); }
.kpi-card.danger::before { background: var(--danger); }
.kpi-card.info::before { background: var(--info); }
.kpi-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; margin-bottom: 12px;
}
.kpi-card.success .kpi-icon { background: #d1fae5; color: var(--success); }
.kpi-card.warning .kpi-icon { background: #fef3c7; color: var(--warning); }
.kpi-card.danger .kpi-icon { background: #fee2e2; color: var(--danger); }
.kpi-card.info .kpi-icon { background: #dbeafe; color: var(--info); }
.kpi-value { font-size: 26px; font-weight: 700; color: var(--gray-900); line-height: 1; margin-bottom: 4px; }
.kpi-label { font-size: 12px; color: var(--gray-500); font-weight: 500; }
.kpi-trend { font-size: 12px; margin-top: 8px; }
.kpi-trend.up { color: var(--success); }
.kpi-trend.down { color: var(--danger); }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 16px; border-radius: 8px; font-size: 14px; font-weight: 500;
  cursor: pointer; border: none; transition: var(--transition);
  white-space: nowrap;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: var(--gray-100); color: var(--gray-700); border: 1px solid var(--gray-200); }
.btn-secondary:hover { background: var(--gray-200); }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { filter: brightness(0.9); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { filter: brightness(0.9); }
.btn-warning { background: var(--warning); color: #fff; }
.btn-outline { background: transparent; border: 1px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary-light); }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-lg { padding: 12px 24px; font-size: 16px; }
.btn-icon { padding: 8px; border-radius: 8px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ===== TABLE ===== */
.table-container { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th { background: var(--gray-50); padding: 10px 14px; text-align: left; font-size: 12px; font-weight: 600; color: var(--gray-600); text-transform: uppercase; letter-spacing: 0.5px; border-bottom: 1px solid var(--gray-200); }
tbody td { padding: 12px 14px; border-bottom: 1px solid var(--gray-100); font-size: 14px; color: var(--gray-700); }
tbody tr:hover { background: var(--gray-50); }
tbody tr:last-child td { border-bottom: none; }

/* ===== BADGES / STATUS ===== */
.badge {
  display: inline-flex; align-items: center;
  padding: 3px 10px; border-radius: 20px;
  font-size: 11px; font-weight: 600;
}
.badge-success { background: #d1fae5; color: #065f46; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-danger { background: #fee2e2; color: #991b1b; }
.badge-info { background: #dbeafe; color: #1e40af; }
.badge-gray { background: var(--gray-100); color: var(--gray-600); }
.badge-primary { background: var(--primary-light); color: var(--primary-dark); }

/* ===== FORMS ===== */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 13px; font-weight: 500; color: var(--gray-700); margin-bottom: 6px; }
.form-label .required { color: var(--danger); margin-left: 2px; }
.form-control {
  width: 100%; padding: 9px 12px;
  border: 1px solid var(--gray-300); border-radius: 8px;
  font-size: 14px; color: var(--gray-800);
  background: #fff; transition: var(--transition);
  outline: none;
}
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(99,102,241,0.15); }
.form-control::placeholder { color: var(--gray-400); }
.form-control:disabled { background: var(--gray-100); cursor: not-allowed; }
textarea.form-control { resize: vertical; min-height: 80px; }
select.form-control { cursor: pointer; }

.form-grid { display: grid; gap: 16px; }
.form-grid-2 { grid-template-columns: 1fr 1fr; }
.form-grid-3 { grid-template-columns: 1fr 1fr 1fr; }

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  animation: fadeIn 0.15s ease;
}
.modal {
  background: #fff;
  border-radius: 14px;
  width: 100%; max-width: 600px;
  max-height: 90vh; overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.2s ease;
}
.modal-lg { max-width: 800px; }
.modal-xl { max-width: 1000px; }
.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--gray-100);
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; background: #fff; z-index: 1;
}
.modal-title { font-size: 17px; font-weight: 600; }
.modal-close { width: 32px; height: 32px; border-radius: 8px; border: none; background: var(--gray-100); cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 16px; transition: var(--transition); }
.modal-close:hover { background: var(--gray-200); }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--gray-100); display: flex; justify-content: flex-end; gap: 10px; }

/* ===== SEARCH + FILTER BAR ===== */
.search-bar {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 20px; flex-wrap: wrap;
}
.search-input-wrap { position: relative; flex: 1; min-width: 200px; }
.search-input-wrap i { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--gray-400); }
.search-input { width: 100%; padding: 9px 12px 9px 36px; border: 1px solid var(--gray-300); border-radius: 8px; font-size: 14px; outline: none; }
.search-input:focus { border-color: var(--primary); }

/* ===== TABS ===== */
.tabs { border-bottom: 2px solid var(--gray-200); margin-bottom: 20px; display: flex; gap: 0; }
.tab {
  padding: 10px 18px; font-size: 14px; font-weight: 500;
  color: var(--gray-500); cursor: pointer; border-bottom: 2px solid transparent;
  margin-bottom: -2px; transition: var(--transition);
}
.tab:hover { color: var(--primary); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* ===== LOGIN PAGE ===== */
.login-page {
  min-height: 100vh; background: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #4338ca 100%);
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.login-card {
  background: #fff; border-radius: 20px; padding: 48px;
  width: 100%; max-width: 440px; box-shadow: var(--shadow-lg);
}
.login-logo { text-align: center; margin-bottom: 32px; }
.login-logo .logo-mark { width: 64px; height: 64px; background: var(--primary); border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 28px; margin: 0 auto 16px; }
.login-logo h1 { font-size: 24px; font-weight: 700; color: var(--gray-900); }
.login-logo p { font-size: 14px; color: var(--gray-500); margin-top: 4px; }

/* ===== ALERTS ===== */
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; display: flex; align-items: center; gap: 8px; }
.alert-success { background: #d1fae5; color: #065f46; }
.alert-error { background: #fee2e2; color: #991b1b; }
.alert-warning { background: #fef3c7; color: #92400e; }
.alert-info { background: #dbeafe; color: #1e40af; }

/* ===== EMPTY STATE ===== */
.empty-state { text-align: center; padding: 48px 24px; color: var(--gray-500); }
.empty-state i { font-size: 48px; color: var(--gray-300); margin-bottom: 16px; }
.empty-state h3 { font-size: 16px; font-weight: 600; color: var(--gray-600); margin-bottom: 8px; }

/* ===== LOADING ===== */
.loading { display: flex; align-items: center; justify-content: center; padding: 40px; }
.spinner { width: 32px; height: 32px; border: 3px solid var(--gray-200); border-top-color: var(--primary); border-radius: 50%; animation: spin 0.8s linear infinite; }

/* ===== CHART CONTAINER ===== */
.chart-container { position: relative; height: 280px; padding: 16px; }
.chart-container-sm { height: 200px; }

/* ===== KANBAN ===== */
.kanban-board { display: flex; gap: 16px; overflow-x: auto; padding-bottom: 16px; }
.kanban-column { min-width: 280px; background: var(--gray-50); border-radius: 10px; padding: 14px; }
.kanban-column-header { font-size: 13px; font-weight: 600; margin-bottom: 12px; display: flex; align-items: center; justify-content: space-between; }
.kanban-card { background: #fff; border-radius: 8px; padding: 14px; margin-bottom: 10px; box-shadow: var(--shadow-sm); border: 1px solid var(--gray-200); cursor: pointer; transition: var(--transition); }
.kanban-card:hover { box-shadow: var(--shadow); transform: translateY(-1px); }
.kanban-card-title { font-size: 14px; font-weight: 500; margin-bottom: 8px; }

/* ===== OMIE BADGE ===== */
.omie-badge { background: #ff6b35; color: #fff; font-size: 10px; font-weight: 600; padding: 2px 7px; border-radius: 4px; }
.syncrus-badge { background: var(--primary); color: #fff; font-size: 10px; font-weight: 600; padding: 2px 7px; border-radius: 4px; }

/* ===== ANIMATIONS ===== */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== TOAST ===== */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; }
.toast { background: #fff; border-radius: 10px; padding: 14px 18px; box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 10px; min-width: 280px; animation: slideUp 0.3s ease; border-left: 4px solid var(--primary); font-size: 14px; }
.toast-success { border-left-color: var(--success); }
.toast-error { border-left-color: var(--danger); }
.toast-warning { border-left-color: var(--warning); }

/* ===== BREADCRUMB ===== */
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--gray-500); margin-bottom: 16px; }
.breadcrumb .sep { color: var(--gray-300); }

/* ===== PAGINATION ===== */
.pagination { display: flex; align-items: center; gap: 4px; justify-content: flex-end; margin-top: 16px; }
.page-btn { width: 34px; height: 34px; border-radius: 8px; border: 1px solid var(--gray-200); background: #fff; cursor: pointer; font-size: 13px; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.page-btn:hover, .page-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
}

/* ===== DATA SOURCE TOGGLE ===== */
.ds-toggle { display: inline-flex; background: var(--gray-100); border-radius: 8px; padding: 3px; gap: 2px; }
.ds-btn { padding: 5px 14px; border-radius: 6px; font-size: 12px; font-weight: 600; cursor: pointer; transition: var(--transition); border: none; background: transparent; color: var(--gray-600); }
.ds-btn.active { background: #fff; box-shadow: var(--shadow-sm); color: var(--gray-900); }
.ds-btn.omie.active { background: #ff6b35; color: #fff; }
.ds-btn.syncrus.active { background: var(--primary); color: #fff; }