/* QBO Excel Sync - Modern Web Interface Styles */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #64748b;
    --success: #059669;
    --success-light: #d1fae5;
    --warning: #d97706;
    --warning-light: #fef3c7;
    --danger: #dc2626;
    --danger-light: #fee2e2;
    --bg: #f8fafc;
    --bg-card: #ffffff;
    --border: #e2e8f0;
    --text: #1e293b;
    --text-muted: #64748b;
    --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
    --radius: 8px;
    --radius-lg: 12px;
    --font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.6; min-height: 100vh; }

/* Header */
.main-header { background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%); color: white; padding: 16px 24px; }
.header-content { max-width: 1400px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }
.logo-section { display: flex; align-items: center; gap: 16px; }
.title-group h1 { font-size: 20px; font-weight: 700; }
.title-group .subtitle { font-size: 13px; opacity: 0.8; }
.header-status { display: flex; align-items: center; gap: 12px; }
.connection-status { display: flex; align-items: center; gap: 8px; padding: 8px 16px; background: rgba(255,255,255,0.15); border-radius: 20px; font-size: 13px; }
.connection-status.connected { background: rgba(5,150,105,0.3); }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.environment-badge { padding: 4px 12px; border-radius: 12px; font-size: 11px; font-weight: 600; text-transform: uppercase; }
.environment-badge.sandbox { background: var(--warning); }
.environment-badge.production { background: var(--success); }

/* Navigation */
.main-nav { background: var(--bg-card); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; }
.nav-content { max-width: 1400px; margin: 0 auto; display: flex; gap: 4px; padding: 0 24px; }
.nav-link { display: flex; align-items: center; gap: 8px; padding: 16px 20px; color: var(--text-muted); text-decoration: none; font-weight: 500; font-size: 14px; border-bottom: 2px solid transparent; transition: all 0.2s; }
.nav-link:hover { color: var(--text); background: var(--bg); }
.nav-link.active { color: var(--primary); border-bottom-color: var(--primary); }

/* Main Content */
.main-content { max-width: 1400px; margin: 0 auto; padding: 24px; }
.page-header { margin-bottom: 24px; }
.page-header h2 { font-size: 28px; font-weight: 700; margin-bottom: 8px; }
.page-header p { color: var(--text-muted); font-size: 15px; }

/* Cards */
.card { background: var(--bg-card); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); border: 1px solid var(--border); margin-bottom: 20px; }
.card-header { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.card-header h3 { font-size: 16px; font-weight: 600; }
.card-body { padding: 20px; }

/* Forms */
.form { display: flex; flex-direction: column; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 14px; font-weight: 500; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
input[type="text"], input[type="password"], input[type="number"], textarea, select { padding: 10px 14px; border: 1px solid var(--border); border-radius: var(--radius); font-size: 14px; font-family: var(--font); transition: border-color 0.2s; }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }
small { font-size: 12px; color: var(--text-muted); }
.checkbox-label { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.checkbox-label input { width: 18px; height: 18px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 20px; border: none; border-radius: var(--radius); font-size: 14px; font-weight: 600; font-family: var(--font); cursor: pointer; transition: all 0.2s; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%); color: white; }
.btn-primary:hover:not(:disabled) { transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-secondary { background: var(--bg); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover:not(:disabled) { background: var(--border); }
.btn-danger { background: var(--danger); color: white; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-icon { padding: 8px; }
.button-group { display: flex; gap: 12px; flex-wrap: wrap; }
.actions-row { display: flex; justify-content: flex-end; gap: 12px; }

/* Tables */
.table-container { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th, .data-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
.data-table th { background: var(--bg); font-weight: 600; color: var(--text-muted); font-size: 12px; text-transform: uppercase; }
.data-table tbody tr:hover { background: var(--bg); }
.data-table input, .data-table select { width: 100%; padding: 6px 10px; font-size: 13px; }
.data-table tr.error td { background: var(--danger-light); }
.data-table tr.warning td { background: var(--warning-light); }

/* Tabs */
.tabs-header { display: flex; border-bottom: 1px solid var(--border); padding: 0 20px; }
.tab-btn { padding: 12px 20px; background: none; border: none; border-bottom: 2px solid transparent; font-size: 14px; font-weight: 500; color: var(--text-muted); cursor: pointer; }
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-content { display: none; padding: 20px; }
.tab-content.active { display: block; }
.tab-toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }

/* File Upload */
.file-upload-area { border: 2px dashed var(--border); border-radius: var(--radius-lg); padding: 40px; text-align: center; cursor: pointer; transition: all 0.2s; }
.file-upload-area:hover, .file-upload-area.dragover { border-color: var(--primary); background: rgba(37,99,235,0.05); }
.upload-link { color: var(--primary); font-weight: 500; }
.file-info { display: flex; align-items: center; gap: 16px; padding: 16px; background: var(--bg); border-radius: var(--radius); margin-top: 16px; }
.file-details { flex: 1; }
.file-name { font-weight: 600; display: block; }
.file-meta { font-size: 13px; color: var(--text-muted); }

/* Progress */
.progress-bar { height: 8px; background: var(--border); border-radius: 4px; overflow: hidden; }
.progress-fill { height: 100%; background: linear-gradient(90deg, var(--primary) 0%, #7c3aed 100%); border-radius: 4px; width: 50%; animation: pulse 1.5s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.7; } }
.progress-section { margin-bottom: 20px; }
.progress-text { font-size: 13px; color: var(--text-muted); display: block; margin-top: 8px; }

/* Validation */
.validation-summary { margin-bottom: 20px; }
.validation-stats { display: flex; gap: 24px; padding: 16px; background: var(--bg); border-radius: var(--radius); }

/* Log Output */
.log-output { background: #1e293b; color: #e2e8f0; font-family: var(--font-mono); font-size: 12px; padding: 16px; border-radius: var(--radius); max-height: 200px; overflow-y: auto; }
.log-output .log-info { color: #60a5fa; }
.log-output .log-warning { color: #fbbf24; }
.log-output .log-error { color: #f87171; }

/* Alerts */
.alert { display: flex; align-items: flex-start; gap: 12px; padding: 16px; border-radius: var(--radius); margin-bottom: 20px; }
.alert-warning { background: var(--warning-light); color: #92400e; }
.alert a { color: inherit; font-weight: 600; }

/* Dashboard */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-bottom: 32px; }
.stat-card { background: var(--bg-card); border-radius: var(--radius-lg); padding: 24px; display: flex; gap: 16px; border: 1px solid var(--border); }
.stat-card.connected .stat-icon { color: var(--success); background: var(--success-light); }
.stat-card.disconnected .stat-icon { color: var(--danger); background: var(--danger-light); }
.stat-icon { width: 48px; height: 48px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; background: var(--bg); }
.stat-content h3 { font-size: 13px; color: var(--text-muted); font-weight: 500; }
.stat-value { font-size: 24px; font-weight: 700; }
.section { margin-bottom: 32px; }
.section-title { font-size: 18px; font-weight: 600; margin-bottom: 16px; }
.action-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.action-card { display: flex; align-items: center; gap: 16px; padding: 20px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); text-decoration: none; color: var(--text); transition: all 0.2s; }
.action-card:hover { border-color: var(--primary); box-shadow: var(--shadow); }
.action-card.primary { background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%); color: white; border: none; }
.action-card.primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.action-icon { width: 48px; height: 48px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.2); }
.action-content { flex: 1; }
.action-content h4 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.action-content p { font-size: 13px; opacity: 0.8; }
.data-types-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }
.data-type-card { padding: 20px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); text-align: center; }
.data-type-icon { width: 48px; height: 48px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; }
.data-type-icon.check { background: #dbeafe; color: #2563eb; }
.data-type-icon.invoice { background: #d1fae5; color: #059669; }
.data-type-icon.bill { background: #fef3c7; color: #d97706; }
.data-type-icon.customer { background: #ede9fe; color: #7c3aed; }
.data-type-icon.vendor { background: #fce7f3; color: #db2777; }
.data-type-icon.account { background: #cffafe; color: #0891b2; }
.data-type-card h4 { font-size: 15px; margin-bottom: 8px; }
.data-type-card p { font-size: 12px; color: var(--text-muted); }

/* Connection Page */
.connection-layout { display: grid; gap: 20px; }
.connection-status-display { text-align: center; padding: 32px; }
.connection-status-display.connected .status-icon { color: var(--success); }
.connection-status-display.disconnected .status-icon { color: var(--danger); }
.connection-status-display h4 { font-size: 20px; margin-top: 16px; }
.company-name { color: var(--text-muted); }
.connection-actions { display: flex; justify-content: center; gap: 12px; margin-top: 20px; }
.help-section { margin-bottom: 20px; }
.help-section h4 { font-size: 14px; margin-bottom: 8px; }
.help-section ol { padding-left: 20px; }
.help-section li { margin-bottom: 6px; font-size: 13px; }
.help-section code { background: var(--bg); padding: 2px 6px; border-radius: 4px; font-family: var(--font-mono); }
.help-note { background: #eff6ff; padding: 12px 16px; border-radius: var(--radius); font-size: 13px; color: #1e40af; }

/* Templates Page */
.templates-layout { display: grid; grid-template-columns: 280px 1fr; gap: 24px; }
.templates-sidebar { background: var(--bg-card); border-radius: var(--radius-lg); border: 1px solid var(--border); overflow: hidden; }
.sidebar-header { padding: 16px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.filter-group { padding: 12px 16px; border-bottom: 1px solid var(--border); }
.filter-group select { width: 100%; }
.template-list { list-style: none; }
.template-item { padding: 12px 16px; cursor: pointer; border-bottom: 1px solid var(--border); transition: background 0.2s; }
.template-item:hover { background: var(--bg); }
.template-item.active { background: rgba(37,99,235,0.1); border-left: 3px solid var(--primary); }
.template-name { display: block; font-weight: 500; }
.template-type { font-size: 12px; color: var(--text-muted); }
.template-detail { background: var(--bg-card); border-radius: var(--radius-lg); border: 1px solid var(--border); padding: 24px; }
.empty-detail, .empty-state { text-align: center; padding: 40px; color: var(--text-muted); }
.detail-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.detail-actions { display: flex; gap: 12px; }
.badge { display: inline-block; padding: 4px 12px; border-radius: 12px; font-size: 12px; font-weight: 600; text-transform: uppercase; background: var(--bg); color: var(--text-muted); }

/* Settings Page */
.settings-layout { max-width: 800px; }
.settings-actions { margin-top: 24px; }

/* Modal */
.modal { position: fixed; inset: 0; z-index: 1000; display: flex; align-items: center; justify-content: center; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.5); }
.modal-content { position: relative; background: var(--bg-card); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); width: 90%; max-width: 800px; max-height: 90vh; overflow: auto; }
.modal-header { padding: 20px 24px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.modal-header h3 { font-size: 18px; }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 12px; }

/* Toast */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 2000; display: flex; flex-direction: column; gap: 12px; }
.toast { display: flex; align-items: center; gap: 12px; padding: 14px 20px; background: var(--bg-card); border-radius: var(--radius); box-shadow: var(--shadow-lg); border-left: 4px solid var(--border); animation: toast-in 0.3s ease; max-width: 400px; }
.toast.success { border-left-color: var(--success); }
.toast.warning { border-left-color: var(--warning); }
.toast.error { border-left-color: var(--danger); }
.toast-message { flex: 1; font-size: 14px; }
.toast-close { background: none; border: none; color: var(--text-muted); cursor: pointer; padding: 4px; }
@keyframes toast-in { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* Config Row */
.config-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }

/* Responsive */
@media (max-width: 768px) {
    .header-content { flex-direction: column; gap: 16px; }
    .templates-layout { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr; }
    .action-grid { grid-template-columns: 1fr; }
    .nav-content { overflow-x: auto; }
}