/* ============================================
   BRAND STYLE - RED THEME
   "UP IS THE ONLY WAY"
   ============================================ */

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

:root {
    /* Brand Colors - Red Theme */
    --brand-red: #EF091B;
    --brand-red-dark: #89050F;
    --brand-red-light: #FF1A2E;
    --brand-red-gradient: linear-gradient(135deg, #EF091B 0%, #89050F 100%);
    
    /* Background Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-card: #151515;
    --bg-card-hover: #1f1f1f;
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #707070;
    
    /* Accent Colors */
    --accent-success: #00ff88;
    --accent-warning: #ffaa00;
    --accent-info: #00aaff;
    
    /* Borders & Shadows */
    --border-color: rgba(239, 9, 27, 0.2);
    --border-color-hover: rgba(239, 9, 27, 0.4);
    --shadow-sm: 0 2px 8px rgba(239, 9, 27, 0.1);
    --shadow-md: 0 4px 16px rgba(239, 9, 27, 0.2);
    --shadow-lg: 0 8px 32px rgba(239, 9, 27, 0.3);
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   GLOBAL STYLES
   ============================================ */

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(239, 9, 27, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(239, 9, 27, 0.08) 0%, transparent 50%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        repeating-linear-gradient(45deg, transparent, transparent 2px, rgba(239, 9, 27, 0.02) 2px, rgba(239, 9, 27, 0.02) 4px);
    pointer-events: none;
    z-index: 0;
}

.container {
    position: relative;
    z-index: 1;
}

/* ============================================
   HEADER
   ============================================ */

.site-header {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--brand-red);
    padding: 1.25rem 0;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.brand-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 800;
    font-size: 1.5rem;
    transition: var(--transition);
    gap: 0.75rem;
    min-height: 45px;
}

.brand-logo img {
    height: 45px;
    width: auto;
    max-width: 200px;
    filter: drop-shadow(0 0 8px rgba(239, 9, 27, 0.5));
    display: block;
    object-fit: contain;
    flex-shrink: 0;
}

/* Fallback если изображение не загрузилось */
.brand-logo img:not([src]),
.brand-logo img[src=""],
.brand-logo img[src*="undefined"] {
    display: none;
}

.brand-logo:hover {
    color: var(--brand-red-light);
    transform: translateY(-2px);
}

.brand-logo .logo-text {
    background: var(--brand-red-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    letter-spacing: -0.02em;
    display: none; /* Скрыт по умолчанию, показывается только если логотип не загрузился */
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-badge {
    font-size: 0.75rem;
    padding: 0.35em 0.75em;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.user-badge.bg-danger {
    background: var(--brand-red-gradient) !important;
    box-shadow: 0 2px 8px rgba(239, 9, 27, 0.4);
}

.user-badge.bg-secondary {
    background: rgba(255, 255, 255, 0.1) !important;
    color: var(--text-secondary) !important;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    font-weight: 600;
    padding: 0.625rem 1.5rem;
    border-radius: 8px;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.875rem;
    border: none;
}

.btn-primary {
    background: var(--brand-red-gradient);
    color: white;
    box-shadow: 0 4px 12px rgba(239, 9, 27, 0.3);
}

.btn-primary:hover {
    background: var(--brand-red-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(239, 9, 27, 0.4);
    color: white;
}

.btn-outline-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline-secondary:hover {
    background: rgba(239, 9, 27, 0.1);
    border-color: var(--brand-red);
    color: var(--brand-red-light);
    transform: translateY(-2px);
}

.btn-outline-danger {
    background: rgba(239, 9, 27, 0.1);
    border: 1px solid var(--brand-red);
    color: var(--brand-red-light);
}

.btn-outline-danger:hover {
    background: var(--brand-red);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(239, 9, 27, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    color: #000;
    font-weight: 700;
}

.btn-success:hover {
    background: #00ff88;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 255, 136, 0.4);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
}

/* ============================================
   CARDS
   ============================================ */

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    overflow: hidden;
}

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

.card-header {
    background: var(--brand-red-gradient) !important;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    padding: 1.25rem 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

.card-header.bg-primary {
    background: var(--brand-red-gradient) !important;
}

.card-header.bg-secondary {
    background: rgba(255, 255, 255, 0.05) !important;
    border-bottom-color: var(--border-color);
}

.card-body {
    padding: 1.5rem;
    background: var(--bg-card);
}

/* ============================================
   FORMS
   ============================================ */

.form-label {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.form-control,
.form-select {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23EF091B' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 16px 12px;
    padding-right: 2.5rem;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

.form-control:focus,
.form-select:focus {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: var(--brand-red);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(239, 9, 27, 0.2);
    outline: none;
}

.form-select:focus {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23FF1A2E' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-text {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* ============================================
   TABLES
   ============================================ */

.table {
    color: var(--text-primary);
    margin-bottom: 0;
    background: transparent;
}

.table thead th {
    background: var(--brand-red-gradient);
    color: white;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.8rem;
    padding: 1rem 0.75rem;
    border: none;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
}

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

.table tbody tr:hover {
    background: rgba(239, 9, 27, 0.05);
    transform: scale(1.01);
}

.table tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.02);
}

.table td {
    padding: 1rem 0.75rem;
    vertical-align: middle;
    border-color: var(--border-color);
}

.table-primary.total-row {
    background: rgba(239, 9, 27, 0.15) !important;
    border-top: 2px solid var(--brand-red);
}

.table-primary.total-row td {
    font-weight: 800;
    color: var(--brand-red-light);
    font-size: 1rem;
}

.table-responsive {
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.sortable {
    cursor: pointer;
    user-select: none;
    transition: var(--transition);
    position: relative;
}

.sortable:hover {
    background: rgba(255, 255, 255, 0.1);
}

.sortable i {
    transition: var(--transition);
    margin-left: 0.5rem;
}

.sortable:hover i {
    color: var(--brand-red-light);
}

/* ============================================
   BADGES
   ============================================ */

.badge {
    font-weight: 600;
    padding: 0.4em 0.8em;
    border-radius: 6px;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.badge.bg-info {
    background: rgba(0, 170, 255, 0.2) !important;
    color: var(--accent-info) !important;
    border: 1px solid rgba(0, 170, 255, 0.3);
}

.badge.bg-secondary {
    background: rgba(255, 255, 255, 0.1) !important;
    color: var(--text-secondary) !important;
    border: 1px solid var(--border-color);
}

.badge.bg-success {
    background: rgba(0, 255, 136, 0.2) !important;
    color: var(--accent-success) !important;
    border: 1px solid rgba(0, 255, 136, 0.3);
}

/* ============================================
   ALERTS
   ============================================ */

.alert {
    border-radius: 8px;
    border: none;
    padding: 1rem 1.5rem;
    font-weight: 500;
}

.alert-success {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-success);
    border-left: 4px solid var(--accent-success);
}

.alert-danger {
    background: rgba(239, 9, 27, 0.1);
    color: var(--brand-red-light);
    border-left: 4px solid var(--brand-red);
}

.alert-warning {
    background: rgba(255, 170, 0, 0.1);
    color: var(--accent-warning);
    border-left: 4px solid var(--accent-warning);
}

.alert-info {
    background: rgba(0, 170, 255, 0.1);
    color: var(--accent-info);
    border-left: 4px solid var(--accent-info);
}

/* ============================================
   DROPDOWN
   ============================================ */

.dropdown-menu {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
}

.dropdown-item {
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: var(--transition);
}

.dropdown-item:hover {
    background: rgba(239, 9, 27, 0.1);
    color: var(--brand-red-light);
}

.dropdown-item.active {
    background: var(--brand-red-gradient);
    color: white;
}

/* ============================================
   MODAL
   ============================================ */

.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    background: var(--brand-red-gradient);
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    color: white;
    padding: 1.25rem 1.5rem;
}

.modal-title {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.modal-body {
    padding: 1.5rem;
    color: var(--text-primary);
}

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

/* ============================================
   FOOTER
   ============================================ */

footer {
    margin-top: 3rem;
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ============================================
   UTILITIES
   ============================================ */

.text-muted {
    color: var(--text-muted) !important;
}

.text-primary {
    color: var(--brand-red-light) !important;
}

.bg-primary {
    background: var(--brand-red-gradient) !important;
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: slideUp 0.4s ease-out;
}

/* ============================================
   LOADER
   ============================================ */

.loader {
    border: 4px solid rgba(239, 9, 27, 0.2);
    border-top: 4px solid var(--brand-red);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.spinner-border {
    border-color: rgba(239, 9, 27, 0.2);
    border-right-color: var(--brand-red);
}

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

@media (max-width: 768px) {
    .brand-logo {
        font-size: 1.2rem;
        min-height: 35px;
    }
    
    .brand-logo img {
        height: 35px;
        max-width: 150px;
    }
    
    .card-header {
        padding: 1rem;
        font-size: 0.8rem;
    }
    
    .btn {
        font-size: 0.75rem;
        padding: 0.5rem 1rem;
    }
}

/* ============================================
   SPECIAL EFFECTS
   ============================================ */

/* Arrow up effect for positive values */
.arrow-up::before {
    content: '↑';
    color: var(--accent-success);
    margin-right: 0.25rem;
}

/* Glow effect for important elements */
.glow-red {
    box-shadow: 0 0 20px rgba(239, 9, 27, 0.5);
}

/* Gradient text */
.gradient-text {
    background: var(--brand-red-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   ADDITIONAL BRAND STYLES
   ============================================ */

/* Input group styling */
.input-group-text {
    background: rgba(239, 9, 27, 0.1);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

/* Progress bar */
.progress {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    overflow: hidden;
}

.progress-bar {
    background: var(--brand-red-gradient);
}

/* Pagination */
.page-link {
    background: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.page-link:hover {
    background: rgba(239, 9, 27, 0.1);
    border-color: var(--brand-red);
    color: var(--brand-red-light);
}

.page-item.active .page-link {
    background: var(--brand-red-gradient);
    border-color: var(--brand-red);
}

/* Disabled states */
.btn:disabled,
.btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Focus states */
*:focus {
    outline: none;
}

*:focus-visible {
    outline: 2px solid var(--brand-red);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: rgba(239, 9, 27, 0.3);
    color: white;
}

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

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--brand-red-light);
}

/* Card header icons */
.card-header i {
    margin-right: 0.5rem;
}

/* Table hover effects */
.table-hover tbody tr:hover td {
    background: rgba(239, 9, 27, 0.05);
}

/* Badge improvements */
.badge {
    font-weight: 700;
    letter-spacing: 0.5px;
}

/* Form select styling - удалено дублирование, стили перенесены выше */

/* Date input styling */
input[type="date"] {
    color-scheme: dark;
}

input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
    opacity: 0.7;
    cursor: pointer;
}

input[type="date"]::-webkit-calendar-picker-indicator:hover {
    opacity: 1;
}

/* Loading spinner */
.spinner-border {
    width: 3rem;
    height: 3rem;
    border-width: 0.3em;
}

/* Alert improvements */
.alert i {
    margin-right: 0.5rem;
}

/* Dropdown improvements */
.dropdown-toggle::after {
    border-top-color: var(--text-primary);
}

/* Modal backdrop */
.modal-backdrop {
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
}

/* Close button */
.btn-close {
    filter: invert(1);
    opacity: 0.8;
}

.btn-close:hover {
    opacity: 1;
}

/* Link styling */
a {
    color: var(--brand-red-light);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--brand-red);
    text-decoration: underline;
}

/* Heading styles */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--text-primary);
}

h1 {
    font-size: 2.5rem;
    background: var(--brand-red-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Text utilities */
.text-danger {
    color: var(--brand-red-light) !important;
}

.text-success {
    color: var(--accent-success) !important;
}

.text-warning {
    color: var(--accent-warning) !important;
}

.text-info {
    color: var(--accent-info) !important;
}

/* Bootstrap overrides for brand colors */
.bg-primary {
    background: var(--brand-red-gradient) !important;
}

.bg-danger {
    background: var(--brand-red-gradient) !important;
}

.bg-success {
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%) !important;
}

.bg-info {
    background: linear-gradient(135deg, #00aaff 0%, #0088cc 100%) !important;
}

/* Card improvements */
.card {
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--brand-red-gradient);
    opacity: 0;
    transition: var(--transition);
}

.card:hover::before {
    opacity: 1;
}

/* Button group */
.btn-group .btn {
    border-color: var(--border-color);
}

.btn-group .btn:not(:first-child) {
    margin-left: -1px;
}

/* Table improvements */
.table-striped > tbody > tr:nth-of-type(odd) > td {
    background-color: rgba(255, 255, 255, 0.02);
}

.table-striped > tbody > tr:nth-of-type(even) > td {
    background-color: transparent;
}