/* ========================================
   🎨 Modern Theme - Dziennik Serwisowy
   ======================================== */

/* Import Inter font */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ========================================
   CSS VARIABLES
   ======================================== */
:root {
    /* Primary Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-primary-hover: linear-gradient(135deg, #5568d3 0%, #63408a 100%);
    --gradient-success: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    --gradient-warning: linear-gradient(135deg, #f2994a 0%, #f2c94c 100%);
    --gradient-danger: linear-gradient(135deg, #eb3349 0%, #f45c43 100%);
    --gradient-info: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-dark: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    
    /* Solid Colors */
    --color-primary: #667eea;
    --color-primary-dark: #5568d3;
    --color-success: #11998e;
    --color-warning: #f2994a;
    --color-danger: #eb3349;
    --color-info: #4facfe;
    
    /* Neutrals */
    --color-white: #ffffff;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Transitions */
    --transition-fast: 200ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 400ms ease;
}

/* ========================================
   GLOBAL STYLES
   ======================================== */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--color-gray-50);
    color: var(--color-gray-800);
    font-size: 15px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection color */
::selection {
    background-color: rgba(102, 126, 234, 0.2);
    color: var(--color-primary-dark);
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    background: var(--gradient-primary) !important;
    box-shadow: var(--shadow-lg);
    padding: 1rem 0;
    border: none;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: white !important;
    transition: opacity var(--transition-fast);
    white-space: nowrap;
}

.navbar-brand:hover {
    opacity: 0.9;
}

/* Navbar toggler */
.navbar-toggler {
    border-color: rgba(255, 255, 255, 0.3);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2);
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    padding: 0.5rem 0.75rem !important;
    margin: 0 0.1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-size: 0.95rem;
    white-space: nowrap;
}

.navbar-nav .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.15);
    color: white !important;
}

.navbar-nav .nav-link.active {
    background-color: rgba(255, 255, 255, 0.2);
    color: white !important;
}

/* Dropdown menu */
.dropdown-menu {
    border: none;
    box-shadow: var(--shadow-xl);
    border-radius: var(--radius-lg);
    padding: 0.5rem;
    margin-top: 0.5rem;
    min-width: 200px;
}

.dropdown-item {
    border-radius: var(--radius-md);
    padding: 0.5rem 1rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    font-size: 0.9rem;
    white-space: nowrap;
}

.dropdown-item:hover {
    background-color: var(--color-gray-100);
}

.dropdown-item i {
    width: 20px;
    text-align: center;
}

/* ========================================
   CARDS
   ======================================== */
.card {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    background-color: var(--color-white);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    font-size: 1.1rem;
}

.card-header h1,
.card-header h2,
.card-header h3,
.card-header h4,
.card-header h5 {
    color: white;
    margin: 0;
    font-weight: 600;
}

.card-header span,
.card-header .badge {
    color: white;
}

.card-header .badge {
    background: rgba(255, 255, 255, 0.2) !important;
    color: white !important;
}

.card-body {
    padding: 1.5rem;
}

/* Dashboard Cards */
.dashboard-card {
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    color: white;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.dashboard-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(50%, -50%);
}

.dashboard-card:hover {
    box-shadow: var(--shadow-xl);
}

.dashboard-card h3 {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0;
}

.dashboard-card p {
    margin: 0;
    opacity: 0.9;
    font-weight: 500;
}

.dashboard-card i {
    font-size: 2rem;
    opacity: 0.8;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    border-radius: var(--radius-md);
    font-weight: 600;
    padding: 0.625rem 1.25rem;
    border: none;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.btn:hover {
    box-shadow: var(--shadow-md);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--gradient-primary-hover);
    color: white;
}

.btn-success {
    background: var(--gradient-success);
    color: white;
}

.btn-success:hover {
    background: linear-gradient(135deg, #0e8077 0%, #2fd66d 100%);
    color: white;
}

.btn-warning {
    background: var(--gradient-warning);
    color: white;
}

.btn-warning:hover {
    background: linear-gradient(135deg, #e08941 0%, #e0b843 100%);
    color: white;
}

.btn-danger {
    background: var(--gradient-danger);
    color: white;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #d42d40 0%, #e0503b 100%);
    color: white;
}

.btn-info {
    background: var(--gradient-info);
    color: white;
}

.btn-info:hover {
    background: linear-gradient(135deg, #3d96e8 0%, #00d9e8 100%);
    color: white;
}

.btn-secondary {
    background: var(--color-gray-200);
    color: var(--color-gray-700);
}

.btn-secondary:hover {
    background: var(--color-gray-300);
    color: var(--color-gray-800);
}

.btn-sm {
    padding: 0.375rem 0.875rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1.1rem;
}

/* Icon buttons */
.btn i {
    transition: opacity var(--transition-fast);
}

/* ========================================
   FORMS
   ======================================== */
.form-control,
.form-select {
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    padding: 0.625rem 1rem;
    transition: all var(--transition-fast);
    background-color: var(--color-white);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: 0.5rem;
}

.form-check-input {
    border: 2px solid var(--color-gray-300);
    transition: all var(--transition-fast);
}

.form-check-input:checked {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* ========================================
   TABLES
   ======================================== */
.table {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.table thead {
    background: var(--gradient-primary);
    color: white;
}

.table thead th {
    border: none;
    padding: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 0.5px;
}

.table tbody tr {
    transition: all var(--transition-fast);
    border-bottom: 1px solid var(--color-gray-100);
}

.table tbody tr:hover {
    background-color: var(--color-gray-50);
}

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

/* Striped tables */
.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(102, 126, 234, 0.02);
}

/* ========================================
   BADGES
   ======================================== */
.badge {
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.813rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-primary {
    background: var(--gradient-primary);
}

.badge-success {
    background: var(--gradient-success);
}

.badge-warning {
    background: var(--gradient-warning);
}

.badge-danger {
    background: var(--gradient-danger);
}

.badge-info {
    background: var(--gradient-info);
}

/* ========================================
   ALERTS
   ======================================== */
.alert {
    border: none;
    border-radius: var(--radius-lg);
    padding: 1rem 1.25rem;
    font-weight: 500;
    box-shadow: var(--shadow-md);
}

.alert-success {
    background: linear-gradient(135deg, rgba(17, 153, 142, 0.1) 0%, rgba(56, 239, 125, 0.1) 100%);
    color: var(--color-success);
    border-left: 4px solid var(--color-success);
}

.alert-danger {
    background: linear-gradient(135deg, rgba(235, 51, 73, 0.1) 0%, rgba(244, 92, 67, 0.1) 100%);
    color: var(--color-danger);
    border-left: 4px solid var(--color-danger);
}

.alert-warning {
    background: linear-gradient(135deg, rgba(242, 153, 74, 0.1) 0%, rgba(242, 201, 76, 0.1) 100%);
    color: #d68910;
    border-left: 4px solid var(--color-warning);
}

.alert-info {
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.1) 0%, rgba(0, 242, 254, 0.1) 100%);
    color: var(--color-info);
    border-left: 4px solid var(--color-info);
}

/* ========================================
   BREADCRUMBS
   ======================================== */
.breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 1.5rem;
}

.breadcrumb-item {
    color: var(--color-gray-600);
    font-weight: 500;
}

.breadcrumb-item.active {
    color: var(--color-primary);
}

.breadcrumb-item + .breadcrumb-item::before {
    color: var(--color-gray-400);
}

/* ========================================
   PAGINATION
   ======================================== */
.pagination {
    gap: 0.5rem;
}

.page-link {
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-primary);
    font-weight: 600;
    padding: 0.5rem 1rem;
    transition: all var(--transition-fast);
    margin: 0;
}

.page-link:hover {
    background: var(--gradient-primary);
    color: white;
}

.page-item.active .page-link {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

/* ========================================
   MODALS
   ======================================== */
.modal-content {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
}

.modal-header {
    background: var(--gradient-primary);
    color: white;
    border-bottom: none;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    padding: 1.5rem;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid var(--color-gray-100);
    padding: 1.5rem;
}

/* ========================================
   TOOLTIPS & POPOVERS
   ======================================== */
.tooltip-inner {
    background-color: var(--color-gray-900);
    border-radius: var(--radius-md);
    padding: 0.5rem 0.75rem;
    font-weight: 500;
}

/* ========================================
   CUSTOM UTILITIES
   ======================================== */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.glass-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.hover-lift {
    transition: opacity var(--transition-base);
}

.hover-lift:hover {
    opacity: 0.95;
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.fade-in {
    animation: fadeIn 400ms ease-out;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ========================================
   RESPONSIVE
   ======================================== */

/* Medium screens - compact navbar */
@media (min-width: 992px) and (max-width: 1400px) {
    .navbar-nav .nav-link {
        padding: 0.5rem 0.5rem !important;
        font-size: 0.875rem;
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
}

/* Small screens */
@media (max-width: 768px) {
    .card-body {
        padding: 1rem;
    }
    
    .dashboard-card {
        padding: 1rem;
    }
    
    .dashboard-card h3 {
        font-size: 2rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
    }
    
    .navbar-nav .nav-link {
        padding: 0.75rem 1rem !important;
        margin: 0.25rem 0;
    }
}

/* ========================================
   SCROLLBAR
   ======================================== */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-primary-hover);
}

/* ========================================
   LOADING STATES
   ======================================== */
.spinner-border-custom {
    border: 3px solid rgba(102, 126, 234, 0.2);
    border-top-color: var(--color-primary);
}

/* ========================================
   EMPTY STATES
   ======================================== */
.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--color-gray-500);
}

.empty-state i {
    font-size: 4rem;
    opacity: 0.3;
    margin-bottom: 1rem;
}

.empty-state h4 {
    color: var(--color-gray-700);
    margin-bottom: 0.5rem;
}

/* ========================================
   CONTAINER IMPROVEMENTS
   ======================================== */
.container-fluid {
    padding-left: 2rem;
    padding-right: 2rem;
}

@media (max-width: 768px) {
    .container-fluid {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

/* ========================================
   STATUS BADGES (dla quotations itp)
   ======================================== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.875rem;
}

.status-badge i {
    font-size: 0.75rem;
}

/* ========================================
   ACTION BUTTONS GROUP
   ======================================== */
.action-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.action-buttons .btn {
    flex: 0 0 auto;
}

/* ========================================
   PRINT STYLES
   ======================================== */
@media print {
    body {
        background: white;
    }
    
    .navbar,
    .btn,
    .action-buttons {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}