/**
 * Custom Styles for WPS Generator
 * Modern sidebar layout with improved aesthetics
 */

:root {
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 70px;
    --topbar-height: 60px;
    --primary-color: #0d6efd;
    --sidebar-bg: #2c3e50;
    --sidebar-hover: #34495e;
    --text-muted: #6c757d;
}

* {
    box-sizing: border-box;
}

body {
    background-color: #f8f9fa;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* Login Modal */
#loginModal .modal-content {
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

/* Sidebar Styles */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: linear-gradient(180deg, var(--sidebar-bg) 0%, #1a252f 100%);
    color: white;
    transition: all 0.3s ease;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar-header {
    padding: 1.5rem 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    text-align: center;
}

.sidebar-header h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.sidebar-header small {
    font-size: 0.75rem;
    display: block;
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 1.5rem;
}

.nav-section:last-child {
    margin-bottom: 0;
}

.nav-section-title {
    padding: 0.5rem 1.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: rgba(255,255,255,0.5);
    margin-bottom: 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 0.875rem 1.5rem;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background-color: var(--sidebar-hover);
    color: white;
    border-left-color: var(--primary-color);
}

.nav-item.active {
    background-color: var(--sidebar-hover);
    color: white;
    border-left-color: var(--primary-color);
    font-weight: 500;
}

.nav-item i {
    font-size: 1.25rem;
    width: 24px;
    margin-right: 0.75rem;
    text-align: center;
}

.sidebar.collapsed .nav-item span {
    display: none;
}

.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 0.875rem 0;
}

.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    transition: margin-left 0.3s ease;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.sidebar.collapsed ~ .main-content {
    margin-left: var(--sidebar-collapsed-width);
}

/* Top Bar */
.topbar {
    height: var(--topbar-height);
    background: white;
    border-bottom: 1px solid #dee2e6;
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

#sidebar-toggle {
    margin-right: 1rem;
    font-size: 1.5rem;
    padding: 0.25rem 0.5rem;
}

#page-title {
    font-weight: 600;
    color: #212529;
}

/* Content Area */
.content-area {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
}

/* Cards */
.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    margin-bottom: 1.5rem;
    transition: box-shadow 0.2s ease;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}

.card-header {
    border-radius: 10px 10px 0 0 !important;
    border-bottom: none;
    padding: 1rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Form Styles */
.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #495057;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
}

/* Buttons */
.btn {
    font-weight: 500;
    border-radius: 6px;
    padding: 0.5rem 1rem;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0a58ca 100%);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(13, 110, 253, 0.3);
}

/* Tables */
.table {
    border-radius: 8px;
    overflow: hidden;
}

.table thead {
    background-color: #f8f9fa;
}

.table th {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    color: #6c757d;
    border-top: none;
    padding: 1rem;
}

.table td {
    padding: 1rem;
    vertical-align: middle;
}

.table-hover tbody tr:hover {
    background-color: #f8f9fa;
}

/* Badges */
.badge {
    padding: 0.5em 0.75em;
    font-weight: 500;
    border-radius: 6px;
}

/* Customer List */
.customer-item {
    border-bottom: 1px solid #e9ecef;
    padding: 1.25rem;
    transition: all 0.2s ease;
    border-radius: 8px;
    margin-bottom: 0.5rem;
}

.customer-item:hover {
    background-color: #f8f9fa;
    transform: translateX(4px);
}

.customer-item:last-child {
    border-bottom: none;
}

.customer-logo {
    max-width: 80px;
    max-height: 80px;
    object-fit: contain;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 4px;
    background: white;
}

/* WPS List */
.wps-item {
    border-bottom: 1px solid #e9ecef;
    padding: 1.25rem;
    transition: all 0.2s ease;
    border-radius: 8px;
    margin-bottom: 0.5rem;
}

.wps-item:hover {
    background-color: #f8f9fa;
    transform: translateX(4px);
}

.wps-item:last-child {
    border-bottom: none;
}

/* Logo Preview */
#logo-preview img {
    max-width: 200px;
    max-height: 100px;
    object-fit: contain;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 8px;
    background: white;
}

/* Modals */
.modal-content {
    border-radius: 10px;
    border: none;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.modal-header {
    border-bottom: 1px solid #e9ecef;
    padding: 1.25rem 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid #e9ecef;
    padding: 1rem 1.5rem;
}

/* Alerts */
.alert {
    border-radius: 8px;
    border: none;
}

/* Loading Spinner */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .content-area {
        padding: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
}

/* WPS Form Specific */
.wps-run-card {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    background: #f8f9fa;
}

.wps-run-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #dee2e6;
}

.wps-run-header h6 {
    margin: 0;
    font-weight: 600;
    color: var(--primary-color);
}

/* Filler Metals List */
.filler-item {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    background: white;
    transition: all 0.2s ease;
}

.filler-item:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tab-content {
    animation: fadeIn 0.3s ease;
}

/* Utility Classes */
.text-muted {
    color: var(--text-muted) !important;
}

.shadow-sm {
    box-shadow: 0 2px 4px rgba(0,0,0,0.08) !important;
}