/* Premium Light Theme - Valmax Vyroba */

:root {
    /* Core Colors */
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --soft-gray: #E9ECEF;
    --medium-gray: #6C757D;
    --dark-gray: #343A40;
    --black: #000000;
    
    /* Gold Accent Colors */
    --gold-primary: #BC934D;
    --gold-dark: #A06809;
    --gold-light: #D4AA63;
    --gold-subtle: rgba(188, 147, 77, 0.1);
    
    /* Shadows */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.125);
    --shadow-gold: 0 0.5rem 1.5rem rgba(188, 147, 77, 0.15);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;
}

/* Base Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    background-color: var(--white);
    color: var(--dark-gray);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--black);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 2.5rem; font-weight: 700; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.1rem; }

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--medium-gray);
}

/* Links */
a {
    color: var(--gold-primary);
    text-decoration: none;
    transition: all 0.2s ease;
}

a:hover {
    color: var(--gold-dark);
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    border-radius: 0.5rem;
    border: none;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

/* Primary Button - Gold */
.btn-primary {
    background: linear-gradient(135deg, var(--gold-dark), var(--gold-primary));
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-light));
    transform: translateY(-1px);
    box-shadow: var(--shadow-gold);
    color: var(--white);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Secondary Button */
.btn-secondary {
    background-color: var(--white);
    color: var(--dark-gray);
    border: 1px solid var(--soft-gray);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background-color: var(--light-gray);
    border-color: var(--gold-primary);
    color: var(--gold-dark);
    transform: translateY(-1px);
}

/* Outline Buttons */
.btn-outline-primary {
    background-color: transparent;
    color: var(--gold-primary);
    border: 2px solid var(--gold-primary);
}

.btn-outline-primary:hover {
    background-color: var(--gold-primary);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-outline-secondary {
    background-color: transparent;
    color: var(--dark-gray);
    border: 2px solid var(--soft-gray);
}

.btn-outline-secondary:hover {
    background-color: var(--dark-gray);
    border-color: var(--dark-gray);
    color: var(--white);
}

/* Success Button */
.btn-success {
    background-color: #28A745;
    color: var(--white);
}

.btn-success:hover {
    background-color: #218838;
    transform: translateY(-1px);
    box-shadow: 0 0.5rem 1.5rem rgba(40, 167, 69, 0.2);
}

/* Danger Button */
.btn-danger {
    background-color: #DC3545;
    color: var(--white);
}

.btn-danger:hover {
    background-color: #C82333;
    transform: translateY(-1px);
    box-shadow: 0 0.5rem 1.5rem rgba(220, 53, 69, 0.2);
}

/* Info Button */
.btn-info {
    background-color: #17A2B8;
    color: var(--white);
}

.btn-info:hover {
    background-color: #138496;
    transform: translateY(-1px);
    box-shadow: 0 0.5rem 1.5rem rgba(23, 162, 184, 0.2);
}

/* Warning Button */
.btn-warning {
    background-color: #FFC107;
    color: var(--black);
}

.btn-warning:hover {
    background-color: #E0A800;
    transform: translateY(-1px);
    box-shadow: 0 0.5rem 1.5rem rgba(255, 193, 7, 0.2);
}

/* Button Sizes */
.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Cards */
.card {
    background-color: var(--white);
    border: 1px solid var(--soft-gray);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.card-header {
    background-color: var(--light-gray);
    border-bottom: 1px solid var(--soft-gray);
    padding: var(--spacing-md);
    font-weight: 600;
}

.card-header.bg-primary {
    background: linear-gradient(135deg, var(--gold-dark), var(--gold-primary)) !important;
    color: var(--white);
    border: none;
}

.card-header.bg-success {
    background-color: #28A745 !important;
    color: var(--white);
    border: none;
}

.card-body {
    padding: var(--spacing-lg);
}

/* Forms */
.form-control,
.form-select {
    border: 1px solid var(--soft-gray);
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all 0.2s ease;
    background-color: var(--white);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--gold-primary);
    box-shadow: 0 0 0 0.2rem var(--gold-subtle);
    outline: none;
}

.form-label {
    font-weight: 500;
    color: var(--dark-gray);
    margin-bottom: 0.5rem;
}

.form-check-input {
    border: 2px solid var(--soft-gray);
    transition: all 0.2s ease;
}

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

.form-check-input:focus {
    border-color: var(--gold-primary);
    box-shadow: 0 0 0 0.2rem var(--gold-subtle);
}

/* Input Groups */
.input-group-text {
    background-color: var(--light-gray);
    border: 1px solid var(--soft-gray);
    color: var(--medium-gray);
}

/* Tables */
.table {
    background-color: var(--white);
}

.table thead th {
    background-color: var(--light-gray);
    color: var(--dark-gray);
    font-weight: 600;
    border-bottom: 2px solid var(--soft-gray);
    padding: 1rem;
}

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

.table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--light-gray);
}

.table-hover tbody tr:hover {
    background-color: var(--gold-subtle);
}

/* Alerts */
.alert {
    border-radius: 0.5rem;
    border: none;
    padding: 1rem 1.5rem;
}

.alert-success {
    background-color: #D4EDDA;
    color: #155724;
    border-left: 4px solid #28A745;
}

.alert-danger {
    background-color: #F8D7DA;
    color: #721C24;
    border-left: 4px solid #DC3545;
}

.alert-warning {
    background-color: #FFF3CD;
    color: #856404;
    border-left: 4px solid #FFC107;
}

.alert-info {
    background-color: #D1ECF1;
    color: #0C5460;
    border-left: 4px solid #17A2B8;
}

/* Badges */
.badge {
    padding: 0.375rem 0.75rem;
    font-weight: 500;
    border-radius: 0.375rem;
}

.bg-primary {
    background-color: var(--gold-primary) !important;
}

.bg-secondary {
    background-color: var(--medium-gray) !important;
}

/* Navigation */
.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--black);
}

.navbar-brand .text-gold {
    color: var(--gold-primary);
}

.nav-link {
    color: var(--dark-gray);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
}

.nav-link:hover {
    color: var(--gold-primary);
    background-color: var(--gold-subtle);
}

.nav-link.active {
    color: var(--gold-primary);
    background-color: var(--gold-subtle);
}

/* Footer */
.footer {
    background-color: var(--light-gray);
    border-top: 1px solid var(--soft-gray);
    margin-top: auto;
}

/* Utilities */
.text-gold {
    color: var(--gold-primary) !important;
}

.bg-gold {
    background-color: var(--gold-primary) !important;
}

.bg-gold-subtle {
    background-color: var(--gold-subtle) !important;
}

.border-gold {
    border-color: var(--gold-primary) !important;
}

/* Spacing */
.mt-1 { margin-top: var(--spacing-xs) !important; }
.mt-2 { margin-top: var(--spacing-sm) !important; }
.mt-3 { margin-top: var(--spacing-md) !important; }
.mt-4 { margin-top: var(--spacing-lg) !important; }
.mt-5 { margin-top: var(--spacing-xl) !important; }

.mb-1 { margin-bottom: var(--spacing-xs) !important; }
.mb-2 { margin-bottom: var(--spacing-sm) !important; }
.mb-3 { margin-bottom: var(--spacing-md) !important; }
.mb-4 { margin-bottom: var(--spacing-lg) !important; }
.mb-5 { margin-bottom: var(--spacing-xl) !important; }

.py-4 { 
    padding-top: var(--spacing-lg) !important; 
    padding-bottom: var(--spacing-lg) !important;
}

/* Container */
.container {
    max-width: 1200px;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

/* Breadcrumb */
.breadcrumb {
    background-color: transparent;
    padding: 0;
}

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

/* Progress */
.progress {
    height: 0.5rem;
    background-color: var(--soft-gray);
    border-radius: 0.25rem;
}

.progress-bar {
    background-color: var(--gold-primary);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--medium-gray);
    border-radius: 5px;
}

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

/* Modals */
.modal-content {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: 0.75rem;
}

.modal-header {
    background-color: var(--light-gray);
    border-bottom: 1px solid var(--soft-gray);
    border-radius: 0.75rem 0.75rem 0 0;
}

.modal-backdrop {
    background-color: rgba(0, 0, 0, 0.5);
}

/* Selection */
::selection {
    background-color: var(--gold-primary);
    color: var(--white);
}

/* Focus visible */
*:focus-visible {
    outline: 2px solid var(--gold-primary);
    outline-offset: 2px;
}

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

.fade-in {
    animation: fadeIn 0.3s ease-out;
}

/* Loading spinner */
.spinner-border {
    color: var(--gold-primary);
}

/* Hover lift effect */
.hover-lift {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* Gold accent line */
.gold-accent {
    position: relative;
    padding-left: 1rem;
}

.gold-accent::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--gold-dark), var(--gold-primary));
    border-radius: 2px;
}

/* Premium card effect */
.card-premium {
    border: 2px solid var(--gold-primary);
    box-shadow: var(--shadow-gold);
}

/* Text muted override */
.text-muted {
    color: var(--medium-gray) !important;
}

/* List group */
.list-group-item {
    border-color: var(--soft-gray);
}

.list-group-item:hover {
    background-color: var(--gold-subtle);
}

/* Dropdown */
.dropdown-menu {
    border: 1px solid var(--soft-gray);
    box-shadow: var(--shadow);
}

.dropdown-item:hover {
    background-color: var(--gold-subtle);
    color: var(--gold-dark);
}

/* Page header */
.page-header {
    background: linear-gradient(135deg, var(--light-gray), var(--white));
    border-bottom: 1px solid var(--soft-gray);
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-xl);
}

/* Section spacing */
section {
    padding: var(--spacing-xxl) 0;
}

/* Icon styling */
.icon-circle {
    width: 3rem;
    height: 3rem;
    background-color: var(--gold-subtle);
    color: var(--gold-primary);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Sticky top with shadow */
.sticky-top {
    box-shadow: var(--shadow-sm);
}