@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
:root {
    --bg-primary: #0a0a14; --bg-secondary: #101018; --bg-card: rgba(18,18,30,0.7);
    --bg-card-hover: rgba(28,28,48,0.8); --bg-sidebar: rgba(10,10,20,0.95);
    --text-primary: #e8e8f0; --text-secondary: #9898b8; --text-muted: #6868a0;
    --accent-1: #d4a017; --accent-2: #f0c040; --accent-3: #b8860b;
    --gradient-1: linear-gradient(135deg, #d4a017, #f0c040); --gradient-2: linear-gradient(135deg, #b8860b, #d4a017);
    --gradient-3: linear-gradient(135deg, #10b981, #3b82f6); --gradient-4: linear-gradient(135deg, #f59e0b, #ef4444);
    --success: #10b981; --warning: #f59e0b; --danger: #ef4444; --info: #3b82f6;
    --border: rgba(212,160,23,0.2); --shadow: 0 8px 32px rgba(0,0,0,0.3);
    --radius: 12px; --radius-sm: 8px; --radius-lg: 16px;
    --sidebar-width: 260px; --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}
* { margin:0; padding:0; box-sizing:border-box; }
body { font-family:'Inter',sans-serif; background:var(--bg-primary); color:var(--text-primary); min-height:100vh; overflow-x:hidden; }
body::before { content:''; position:fixed; top:0; left:0; width:100%; height:100%; background:radial-gradient(ellipse at 20% 50%, rgba(212,160,23,0.06) 0%, transparent 50%), radial-gradient(ellipse at 80% 20%, rgba(184,134,11,0.04) 0%, transparent 50%); pointer-events:none; z-index:0; }

/* Sidebar */
.sidebar { position:fixed; left:0; top:0; width:var(--sidebar-width); height:100vh; background:var(--bg-sidebar); backdrop-filter:blur(20px); border-right:1px solid var(--border); z-index:100; display:flex; flex-direction:column; transition:var(--transition); }
.sidebar-header { padding:24px 20px; border-bottom:1px solid var(--border); }
.sidebar-logo { font-size:1.4rem; font-weight:700; background:var(--gradient-1); -webkit-background-clip:text; -webkit-text-fill-color:transparent; display:flex; align-items:center; gap:10px; }
.sidebar-logo i { font-size:1.6rem; -webkit-text-fill-color:var(--accent-1); }
.sidebar-nav { flex:1; padding:16px 12px; overflow-y:auto; }
.nav-item { display:flex; align-items:center; gap:12px; padding:12px 16px; border-radius:var(--radius-sm); color:var(--text-secondary); cursor:pointer; transition:var(--transition); margin-bottom:4px; font-size:0.9rem; font-weight:500; position:relative; overflow:hidden; }
.nav-item::before { content:''; position:absolute; left:0; top:0; width:3px; height:100%; background:var(--gradient-1); opacity:0; transition:var(--transition); border-radius:0 4px 4px 0; }
.nav-item:hover { background:rgba(108,92,231,0.1); color:var(--text-primary); transform:translateX(4px); }
.nav-item.active { background:rgba(108,92,231,0.15); color:var(--text-primary); }
.nav-item.active::before { opacity:1; }
.nav-item i { width:20px; text-align:center; font-size:1.1rem; }
.sidebar-footer { padding:16px 12px; border-top:1px solid var(--border); }
.sidebar-footer .nav-item { margin-bottom:0; }

/* Main Content */
.main-content { margin-left:var(--sidebar-width); padding:30px; position:relative; z-index:1; min-height:100vh; }

/* Page Header */
.page-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:28px; flex-wrap:wrap; gap:16px; }
.page-title { font-size:1.8rem; font-weight:700; display:flex; align-items:center; gap:12px; }
.page-title i { background:var(--gradient-1); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.header-actions { display:flex; gap:10px; align-items:center; flex-wrap:wrap; }

/* Buttons */
.btn { padding:10px 20px; border:none; border-radius:var(--radius-sm); font-family:'Inter',sans-serif; font-size:0.85rem; font-weight:600; cursor:pointer; transition:var(--transition); display:inline-flex; align-items:center; gap:8px; text-transform:none; }
.btn-primary { background:var(--gradient-1); color:white; }
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 8px 25px rgba(108,92,231,0.4); }
.btn-secondary { background:rgba(108,92,231,0.15); color:var(--accent-1); border:1px solid var(--border); }
.btn-secondary:hover { background:rgba(108,92,231,0.25); }
.btn-danger { background:rgba(239,68,68,0.15); color:var(--danger); }
.btn-danger:hover { background:rgba(239,68,68,0.25); }
.btn-success { background:rgba(16,185,129,0.15); color:var(--success); }
.btn-success:hover { background:rgba(16,185,129,0.25); }
.btn-sm { padding:6px 14px; font-size:0.8rem; }
.btn-icon { width:36px; height:36px; padding:0; display:flex; align-items:center; justify-content:center; border-radius:var(--radius-sm); }

/* Cards */
.card { background:var(--bg-card); backdrop-filter:blur(12px); border:1px solid var(--border); border-radius:var(--radius); padding:24px; transition:var(--transition); }
.card:hover { border-color:rgba(108,92,231,0.35); }

/* Stats Cards */
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit, minmax(220px, 1fr)); gap:20px; margin-bottom:28px; }
.stat-card { background:var(--bg-card); backdrop-filter:blur(12px); border:1px solid var(--border); border-radius:var(--radius); padding:20px 24px; display:flex; align-items:center; gap:16px; transition:var(--transition); cursor:pointer; position:relative; overflow:hidden; }
.stat-card::before { content:''; position:absolute; top:0; left:0; width:100%; height:3px; }
.stat-card:nth-child(1)::before { background:var(--gradient-1); }
.stat-card:nth-child(2)::before { background:var(--gradient-2); }
.stat-card:nth-child(3)::before { background:var(--gradient-3); }
.stat-card:nth-child(4)::before { background:var(--gradient-4); }
.stat-card:hover { transform:translateY(-4px); box-shadow:var(--shadow); }
.stat-icon { width:50px; height:50px; border-radius:var(--radius-sm); display:flex; align-items:center; justify-content:center; font-size:1.3rem; color:white; flex-shrink:0; }
.stat-icon.purple { background:var(--gradient-1); }
.stat-icon.blue { background:var(--gradient-2); }
.stat-icon.green { background:var(--gradient-3); }
.stat-icon.orange { background:var(--gradient-4); }
.stat-info h3 { font-size:1.5rem; font-weight:700; }
.stat-info p { font-size:0.8rem; color:var(--text-secondary); margin-top:2px; }

/* Tables */
.table-container { overflow-x:auto; border-radius:var(--radius); border:1px solid var(--border); background:var(--bg-card); backdrop-filter:blur(12px); }
table { width:100%; border-collapse:collapse; }
thead { background:rgba(108,92,231,0.1); }
th { padding:14px 16px; text-align:left; font-size:0.8rem; font-weight:600; color:var(--text-secondary); text-transform:uppercase; letter-spacing:0.5px; white-space:nowrap; }
td { padding:12px 16px; font-size:0.88rem; border-top:1px solid rgba(108,92,231,0.08); white-space:nowrap; }
tr { transition:var(--transition); }
tbody tr:hover { background:rgba(108,92,231,0.06); }
.table-actions { display:flex; gap:6px; }

/* Status Badges */
.badge { padding:4px 12px; border-radius:20px; font-size:0.75rem; font-weight:600; display:inline-flex; align-items:center; gap:6px; }
.badge::before { content:''; width:6px; height:6px; border-radius:50%; display:inline-block; }
.badge-new { background:rgba(59,130,246,0.15); color:var(--info); }
.badge-new::before { background:var(--info); }
.badge-progress { background:rgba(108,92,231,0.15); color:var(--accent-1); }
.badge-progress::before { background:var(--accent-1); }
.badge-waiting { background:rgba(245,158,11,0.15); color:var(--warning); }
.badge-waiting::before { background:var(--warning); }
.badge-done { background:rgba(16,185,129,0.15); color:var(--success); }
.badge-done::before { background:var(--success); }
.badge-delivered { background:rgba(168,85,247,0.15); color:var(--accent-2); }
.badge-delivered::before { background:var(--accent-2); }

/* Forms */
.form-group { margin-bottom:18px; }
.form-group label { display:block; margin-bottom:6px; font-size:0.85rem; font-weight:500; color:var(--text-secondary); }
.form-control { width:100%; padding:10px 14px; background:rgba(10,10,30,0.6); border:1px solid var(--border); border-radius:var(--radius-sm); color:var(--text-primary); font-family:'Inter',sans-serif; font-size:0.9rem; transition:var(--transition); }
.form-control:focus { outline:none; border-color:var(--accent-1); box-shadow:0 0 0 3px rgba(108,92,231,0.15); }
select.form-control { cursor:pointer; }
textarea.form-control { resize:vertical; min-height:80px; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form-row-3 { display:grid; grid-template-columns:1fr 1fr 1fr; gap:16px; }

/* Modal */
.modal-overlay { position:fixed; top:0; left:0; width:100%; height:100%; background:rgba(0,0,0,0.6); backdrop-filter:blur(4px); z-index:1000; display:none; align-items:center; justify-content:center; opacity:0; transition:opacity 0.3s; }
.modal-overlay.active { display:flex; opacity:1; }
.modal { background:var(--bg-secondary); border:1px solid var(--border); border-radius:var(--radius-lg); width:90%; max-width:640px; max-height:85vh; overflow-y:auto; transform:scale(0.9); transition:transform 0.3s; }
.modal-overlay.active .modal { transform:scale(1); }
.modal-header { display:flex; justify-content:space-between; align-items:center; padding:20px 24px; border-bottom:1px solid var(--border); position:sticky; top:0; background:var(--bg-secondary); z-index:1; border-radius:var(--radius-lg) var(--radius-lg) 0 0; }
.modal-header h3 { font-size:1.1rem; font-weight:600; display:flex; align-items:center; gap:10px; }
.modal-close { width:32px; height:32px; border:none; background:rgba(239,68,68,0.1); color:var(--danger); border-radius:var(--radius-sm); cursor:pointer; display:flex; align-items:center; justify-content:center; transition:var(--transition); }
.modal-close:hover { background:rgba(239,68,68,0.2); }
.modal-body { padding:24px; }
.modal-footer { padding:16px 24px; border-top:1px solid var(--border); display:flex; justify-content:flex-end; gap:10px; }

/* Search */
.search-box { position:relative; }
.search-box input { padding-left:38px; min-width:250px; }
.search-box i { position:absolute; left:12px; top:50%; transform:translateY(-50%); color:var(--text-muted); }

/* Filter Bar */
.filter-bar { display:flex; gap:12px; margin-bottom:20px; flex-wrap:wrap; align-items:center; }
.filter-bar select { padding:8px 12px; background:rgba(10,10,30,0.6); border:1px solid var(--border); border-radius:var(--radius-sm); color:var(--text-primary); font-family:'Inter',sans-serif; font-size:0.85rem; cursor:pointer; }

/* Timeline */
.timeline { padding:16px 0; }
.timeline-item { display:flex; gap:16px; padding-bottom:20px; position:relative; }
.timeline-item:not(:last-child)::after { content:''; position:absolute; left:15px; top:36px; bottom:0; width:2px; background:var(--border); }
.timeline-dot { width:32px; height:32px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:0.7rem; color:white; flex-shrink:0; z-index:1; }
.timeline-dot.done { background:var(--success); }
.timeline-dot.current { background:var(--accent-1); animation:pulse 2s infinite; }
.timeline-dot.pending { background:rgba(108,92,231,0.3); }
.timeline-content { flex:1; }
.timeline-content h4 { font-size:0.9rem; font-weight:600; margin-bottom:2px; }
.timeline-content p { font-size:0.8rem; color:var(--text-secondary); }
.timeline-content .note { font-size:0.8rem; color:var(--text-muted); font-style:italic; margin-top:4px; }

/* Toast */
.toast-container { position:fixed; top:20px; right:20px; z-index:2000; display:flex; flex-direction:column; gap:10px; }
.toast { padding:14px 20px; border-radius:var(--radius-sm); color:white; font-size:0.88rem; font-weight:500; display:flex; align-items:center; gap:10px; animation:slideIn 0.3s ease; min-width:280px; box-shadow:var(--shadow); }
.toast-success { background:linear-gradient(135deg, #059669, #10b981); }
.toast-error { background:linear-gradient(135deg, #dc2626, #ef4444); }
.toast-info { background:linear-gradient(135deg, #2563eb, #3b82f6); }

/* Activity List */
.activity-list { list-style:none; }
.activity-item { display:flex; align-items:center; gap:12px; padding:12px 0; border-bottom:1px solid rgba(108,92,231,0.06); font-size:0.85rem; }
.activity-icon { width:32px; height:32px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:0.75rem; flex-shrink:0; }
.activity-icon.create { background:rgba(16,185,129,0.15); color:var(--success); }
.activity-icon.update { background:rgba(59,130,246,0.15); color:var(--info); }
.activity-icon.delete { background:rgba(239,68,68,0.15); color:var(--danger); }
.activity-text { flex:1; color:var(--text-secondary); }
.activity-text strong { color:var(--text-primary); }
.activity-time { color:var(--text-muted); font-size:0.78rem; }

/* Sections */
.section { display:none; }
.section.active { display:block; animation:fadeIn 0.4s ease; }

/* Detail View */
.detail-grid { display:grid; grid-template-columns:1fr 1fr; gap:20px; margin-bottom:24px; }
.detail-item { display:flex; flex-direction:column; gap:4px; }
.detail-label { font-size:0.78rem; color:var(--text-muted); text-transform:uppercase; letter-spacing:0.5px; }
.detail-value { font-size:0.95rem; font-weight:500; }

/* Finance Summary */
.finance-summary { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin-bottom:24px; }
.finance-card { text-align:center; padding:20px; border-radius:var(--radius); }
.finance-card.income { background:rgba(16,185,129,0.1); border:1px solid rgba(16,185,129,0.2); }
.finance-card.expense { background:rgba(239,68,68,0.1); border:1px solid rgba(239,68,68,0.2); }
.finance-card.profit { background:rgba(108,92,231,0.1); border:1px solid rgba(108,92,231,0.2); }
.finance-card h3 { font-size:1.6rem; font-weight:700; margin-bottom:4px; }
.finance-card p { font-size:0.8rem; color:var(--text-secondary); }

/* Tabs */
.tabs { display:flex; gap:4px; margin-bottom:20px; background:rgba(10,10,30,0.4); padding:4px; border-radius:var(--radius-sm); width:fit-content; }
.tab { padding:8px 20px; border:none; background:none; color:var(--text-secondary); font-family:'Inter',sans-serif; font-size:0.85rem; font-weight:500; cursor:pointer; border-radius:6px; transition:var(--transition); }
.tab.active { background:var(--accent-1); color:white; }

/* Empty State */
.empty-state { text-align:center; padding:60px 20px; color:var(--text-muted); }
.empty-state i { font-size:3rem; margin-bottom:16px; opacity:0.4; }
.empty-state h3 { font-size:1.1rem; margin-bottom:8px; color:var(--text-secondary); }
.empty-state p { font-size:0.88rem; }

/* Customer History Tabs */
.history-tabs { display:flex; gap:8px; margin-bottom:16px; flex-wrap:wrap; }

/* Animations */
@keyframes fadeIn { from { opacity:0; transform:translateY(10px); } to { opacity:1; transform:translateY(0); } }
@keyframes slideIn { from { opacity:0; transform:translateX(100px); } to { opacity:1; transform:translateX(0); } }
@keyframes pulse { 0%,100% { box-shadow:0 0 0 0 rgba(108,92,231,0.4); } 50% { box-shadow:0 0 0 8px rgba(108,92,231,0); } }

/* Scrollbar */
::-webkit-scrollbar { width:6px; }
::-webkit-scrollbar-track { background:transparent; }
::-webkit-scrollbar-thumb { background:rgba(108,92,231,0.3); border-radius:3px; }
::-webkit-scrollbar-thumb:hover { background:rgba(108,92,231,0.5); }

/* Mobile Header (hidden on desktop) */
.mobile-header { display:none; position:fixed; top:0; left:0; right:0; height:56px; background:var(--bg-sidebar); backdrop-filter:blur(20px); border-bottom:1px solid var(--border); z-index:90; padding:0 16px; align-items:center; justify-content:space-between; }
.mobile-logo { display:flex; align-items:center; gap:8px; font-size:1.1rem; font-weight:700; background:var(--gradient-1); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.mobile-logo img { -webkit-text-fill-color:initial; }
.hamburger { width:40px; height:40px; border:none; background:rgba(212,160,23,0.15); color:var(--accent-1); border-radius:var(--radius-sm); cursor:pointer; display:flex; align-items:center; justify-content:center; font-size:1.2rem; transition:var(--transition); }
.hamburger:hover { background:rgba(212,160,23,0.25); }
.sidebar-overlay { display:none; position:fixed; top:0; left:0; width:100%; height:100%; background:rgba(0,0,0,0.5); z-index:95; }
.sidebar-overlay.active { display:block; }

/* Responsive - Tablet */
@media (max-width:1024px) {
    .sidebar { width:70px; }
    .sidebar .nav-text, .sidebar-logo span, .sidebar-footer .nav-text { display:none; }
    .sidebar-header { padding:20px 12px; justify-content:center; }
    .sidebar-logo { justify-content:center; }
    .nav-item { justify-content:center; padding:12px; }
    .nav-item i { width:auto; }
    .main-content { margin-left:70px; }
    .form-row, .form-row-3 { grid-template-columns:1fr; }
    .detail-grid { grid-template-columns:1fr; }
    .finance-summary { grid-template-columns:1fr; }
}

/* Responsive - Mobile */
@media (max-width:768px) {
    .mobile-header { display:flex; }
    .sidebar { width:var(--sidebar-width); transform:translateX(-100%); z-index:100; }
    .sidebar.open { transform:translateX(0); }
    .sidebar .nav-text, .sidebar-logo span, .sidebar-footer .nav-text { display:inline; }
    .sidebar-header { padding:24px 20px; justify-content:flex-start; }
    .sidebar-logo { justify-content:flex-start; }
    .nav-item { justify-content:flex-start; padding:12px 16px; }
    .main-content { margin-left:0; padding:16px; padding-top:72px; }
    .page-header { flex-direction:column; align-items:flex-start; gap:12px; margin-bottom:20px; }
    .page-title { font-size:1.4rem; }
    .header-actions { width:100%; flex-wrap:wrap; }
    .header-actions .btn { flex:1; min-width:0; justify-content:center; font-size:0.8rem; padding:10px 12px; }
    .search-box { width:100%; }
    .search-box input { min-width:0; width:100%; }
    .filter-bar { flex-direction:column; gap:10px; }
    .filter-bar select { width:100%; }
    .filter-bar .tabs { width:100%; overflow-x:auto; -webkit-overflow-scrolling:touch; }
    .filter-bar .tab { white-space:nowrap; font-size:0.8rem; padding:8px 14px; }
    .filter-bar input[type="date"] { width:100% !important; }
    .stats-grid { grid-template-columns:1fr 1fr; gap:12px; margin-bottom:20px; }
    .stat-card { padding:14px; gap:10px; }
    .stat-icon { width:40px; height:40px; font-size:1rem; }
    .stat-info h3 { font-size:1.1rem; }
    .stat-info p { font-size:0.72rem; }
    .table-container { border-radius:var(--radius-sm); }
    table, thead, tbody, th, td, tr { display:block; }
    thead { display:none; }
    tbody tr { margin-bottom:12px; border:1px solid var(--border); border-radius:var(--radius-sm); background:var(--bg-card); padding:12px; position:relative; }
    td { padding:6px 0; border:none; display:flex; justify-content:space-between; align-items:center; font-size:0.85rem; white-space:normal; }
    td::before { content:attr(data-label); font-weight:600; color:var(--text-secondary); font-size:0.75rem; text-transform:uppercase; margin-right:12px; flex-shrink:0; }
    td.table-actions { justify-content:flex-end; gap:8px; padding-top:10px; border-top:1px solid var(--border); margin-top:4px; }
    td.table-actions::before { display:none; }
    .card { padding:16px; }
    .form-row, .form-row-3 { grid-template-columns:1fr; gap:12px; }
    .detail-grid { grid-template-columns:1fr; gap:12px; }
    .finance-summary { grid-template-columns:1fr; gap:12px; }
    .finance-card h3 { font-size:1.2rem; }
    .modal { width:95%; max-width:none; max-height:90vh; margin:10px; border-radius:var(--radius); }
    .modal-header { padding:16px; }
    .modal-body { padding:16px; }
    .modal-footer { padding:12px 16px; flex-wrap:wrap; }
    .modal-footer .btn { flex:1; min-width:0; justify-content:center; }
    .toast-container { top:auto; bottom:70px; right:10px; left:10px; }
    .toast { min-width:0; width:100%; font-size:0.82rem; padding:12px 16px; }
    .btn { padding:10px 16px; font-size:0.82rem; }
    .btn-sm { padding:8px 12px; font-size:0.78rem; }
    .activity-item { font-size:0.8rem; }
    .activity-time { font-size:0.7rem; white-space:nowrap; }
    .empty-state { padding:40px 16px; }
    .empty-state i { font-size:2.2rem; }
    .history-tabs { gap:6px; }
    .badge { font-size:0.7rem; padding:3px 8px; }
    .timeline-item { gap:10px; }
    .timeline-content h4 { font-size:0.85rem; }
    #autoSaveIndicator { display:none !important; }
}

/* Print */
@media print {
    .sidebar, .header-actions, .btn, .filter-bar, .modal-overlay, .toast-container { display:none !important; }
    .main-content { margin-left:0; padding:10px; }
    body { background:white; color:black; }
    .card, .table-container { border:1px solid #ddd; background:white; }
}