/* ============================================================
   DON SABOR ERP — Principal Styles
   Paleta: #FFFFFF, #1A1A2E, #0F3460, #E94560, #F5F5F5, #6C757D
   ============================================================ */

:root {
    --primary: #0F3460;
    --primary-light: #1a4a7a;
    --primary-dark: #0a2540;
    --accent: #E94560;
    --accent-light: #f06b80;
    --accent-dark: #c73850;
    --dark: #1A1A2E;
    --dark-light: #2d2d44;
    --white: #FFFFFF;
    --gray-light: #F5F5F5;
    --gray: #6C757D;
    --gray-dark: #495057;
    --border: #dee2e6;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;
    --shadow: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-lg: 0 4px 16px rgba(0,0,0,0.15);
    --radius: 8px;
    --radius-lg: 12px;
    --transition: all 0.2s ease;
    --font: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
    font-family: var(--font);
    font-size: 14px;
    color: var(--dark);
    background: var(--gray-light);
    height: 100%;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--accent); }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 10px 20px; border: none; border-radius: var(--radius);
    font-size: 14px; font-weight: 600; cursor: pointer; transition: var(--transition);
    text-transform: none; letter-spacing: 0.3px;
}
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-light); }
.btn-accent { background: var(--accent); color: var(--white); }
.btn-accent:hover { background: var(--accent-light); }
.btn-outline { background: transparent; border: 2px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: var(--white); }
.btn-danger { background: var(--danger); color: var(--white); }
.btn-danger:hover { background: #c82333; }
.btn-success { background: var(--success); color: var(--white); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Cards */
.card {
    background: var(--white); border-radius: var(--radius-lg);
    box-shadow: var(--shadow); overflow: hidden;
}
.card-header {
    padding: 16px 20px; border-bottom: 1px solid var(--border);
    font-weight: 700; font-size: 16px; color: var(--dark);
    display: flex; align-items: center; justify-content: space-between;
}
.card-body { padding: 20px; }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-weight: 600; margin-bottom: 6px; color: var(--dark); font-size: 13px; }
.form-control {
    width: 100%; padding: 10px 14px; border: 2px solid var(--border);
    border-radius: var(--radius); font-size: 14px; font-family: var(--font);
    transition: var(--transition); background: var(--white);
}
.form-control:focus { border-color: var(--primary); outline: none; box-shadow: 0 0 0 3px rgba(15,52,96,0.1); }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236C757D'%3E%3Cpath d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }

/* Table */
.table { width: 100%; border-collapse: collapse; }
.table th { background: var(--primary); color: var(--white); padding: 12px 16px; text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; }
.table td { padding: 12px 16px; border-bottom: 1px solid var(--border); }
.table tr:hover td { background: rgba(15,52,96,0.03); }

/* Badge */
.badge {
    display: inline-block; padding: 4px 10px; border-radius: 20px;
    font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
}
.badge-primary { background: rgba(15,52,96,0.1); color: var(--primary); }
.badge-accent { background: rgba(233,69,96,0.1); color: var(--accent); }
.badge-success { background: rgba(40,167,69,0.1); color: var(--success); }
.badge-warning { background: rgba(255,193,7,0.15); color: #856404; }
.badge-danger { background: rgba(220,53,69,0.1); color: var(--danger); }

/* Alert */
.alert { padding: 14px 20px; border-radius: var(--radius); margin-bottom: 16px; font-size: 14px; font-weight: 500; }
.alert-danger { background: rgba(220,53,69,0.1); color: var(--danger); border: 1px solid rgba(220,53,69,0.2); }
.alert-success { background: rgba(40,167,69,0.1); color: var(--success); border: 1px solid rgba(40,167,69,0.2); }
.alert-warning { background: rgba(255,193,7,0.15); color: #856404; border: 1px solid rgba(255,193,7,0.3); }
.alert-info { background: rgba(23,162,184,0.1); color: var(--info); border: 1px solid rgba(23,162,184,0.2); }
.alert-kds { background: rgba(233,69,96,0.15); color: var(--accent-dark); border: 2px solid var(--accent); font-size: 16px; font-weight: 700; }

/* Modal */
.modal-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(26,26,46,0.6); backdrop-filter: blur(4px);
    z-index: 1000; display: flex; align-items: center; justify-content: center;
}
.modal {
    background: var(--white); border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg); width: 90%; max-width: 500px; max-height: 90vh;
    overflow-y: auto; animation: slideUp 0.3s ease;
}
.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; color: var(--dark); }
.modal-close { background: none; border: none; font-size: 24px; cursor: pointer; color: var(--gray); padding: 4px; }
.modal-close:hover { color: var(--dark); }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; gap: 10px; justify-content: flex-end; }

@keyframes slideUp { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* Grid */
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }

/* Utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-primary { color: var(--primary); }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-muted { color: var(--gray); }
.font-bold { font-weight: 700; }
.font-lg { font-size: 18px; }
.font-xl { font-size: 24px; }
.font-2xl { font-size: 32px; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.p-1 { padding: 8px; }
.p-2 { padding: 16px; }
.p-3 { padding: 24px; }
.d-flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.hidden { display: none !important; }
.w-full { width: 100%; }

/* Notification toast */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 2000; }
.toast {
    background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow-lg);
    padding: 16px 20px; margin-bottom: 10px; min-width: 300px;
    border-left: 4px solid var(--primary); animation: slideIn 0.3s ease;
}
.toast-success { border-left-color: var(--success); }
.toast-error { border-left-color: var(--danger); }
.toast-warning { border-left-color: var(--warning); }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* Responsive */
@media (max-width: 768px) {
    .grid-4, .grid-5 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: 1fr; }
    .modal { width: 95%; }
}

@media (max-width: 480px) {
    .grid-2 { grid-template-columns: 1fr; }
    .btn { padding: 8px 14px; font-size: 13px; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--gray-light); }
::-webkit-scrollbar-thumb { background: var(--gray); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray-dark); }

/* Spinner */
.spinner { display: inline-block; width: 20px; height: 20px; border: 3px solid var(--border); border-top-color: var(--primary); border-radius: 50%; animation: spin 0.6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.loading-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(255,255,255,0.8); display: flex; align-items: center; justify-content: center; z-index: 3000; }