/**
 * FRBANK SERVICE - Custom Styles
 * Arquivo: assets/css/style.css
 * Descrição: Folha de estilos personalizada do sistema
 * Versão: 1.0.0
 */

/* ============================================================================
   VARIÁVEIS CSS (CSS Custom Properties)
   ============================================================================ */
:root {
    /* Cores Principais */
    --color-black: #0b0b0b;
    --color-gold: #caa85c;
    --color-gold-hover: #b8954a;
    --color-gold-light: #dcc086;
    --color-dark-gray: #1e1e1e;
    --color-dark-gray-light: #2a2a2a;
    --color-white: #ffffff;
    --color-text-muted: #888888;
    
    /* Cores de Status */
    --color-success: #28a745;
    --color-danger: #dc3545;
    --color-warning: #ffc107;
    --color-info: #17a2b8;
    --color-pix: #32bcad;
    --color-btc: #f7931a;
    --color-usdt: #26a17b;
    
    /* Espaçamento */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Border Radius */
    --radius-sm: 5px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 15px;
    
    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Sombras */
    --shadow-sm: 0 2px 5px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 5px 15px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);
    --shadow-gold: 0 5px 20px rgba(202, 168, 92, 0.3);
}

/* ============================================================================
   RESET E BASE
   ============================================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--color-black);
    color: var(--color-white);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--color-gold);
    border-radius: 4px;
}

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

/* ============================================================================
   TIPOGRAFIA
   ============================================================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-gold);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-gold-light);
    text-decoration: none;
}

/* ============================================================================
   BOTÕES
   ============================================================================ */
.btn-gold {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-hover) 100%);
    color: var(--color-black);
    border: none;
    font-weight: 600;
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-gold:hover {
    background: linear-gradient(135deg, var(--color-gold-hover) 0%, var(--color-gold) 100%);
    color: var(--color-black);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

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

.btn-gold:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-outline-gold {
    background-color: transparent;
    color: var(--color-gold);
    border: 2px solid var(--color-gold);
    font-weight: 600;
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.btn-outline-gold:hover {
    background-color: var(--color-gold);
    color: var(--color-black);
    transform: translateY(-2px);
}

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

/* Efeito de brilho nos botões */
.btn-gold::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn-gold:hover::after {
    left: 100%;
}

/* ============================================================================
   CARDS
   ============================================================================ */
.card {
    background-color: var(--color-dark-gray);
    border: 1px solid var(--color-dark-gray-light);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.card:hover {
    border-color: var(--color-gold);
    box-shadow: var(--shadow-gold);
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--color-dark-gray-light);
    padding: var(--spacing-lg);
}

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

.card-footer {
    background-color: transparent;
    border-top: 1px solid var(--color-dark-gray-light);
    padding: var(--spacing-lg);
}

/* ============================================================================
   FORMULÁRIOS
   ============================================================================ */
.form-control,
.form-select {
    background-color: var(--color-dark-gray);
    border: 1px solid var(--color-dark-gray-light);
    color: var(--color-white);
    padding: 0.6rem 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--color-dark-gray);
    border-color: var(--color-gold);
    color: var(--color-white);
    box-shadow: 0 0 0 0.2rem rgba(202, 168, 92, 0.25);
}

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

.form-control:disabled,
.form-control[readonly] {
    background-color: var(--color-dark-gray-light);
    color: var(--color-text-muted);
}

.form-label {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.form-text {
    color: var(--color-text-muted);
    font-size: 0.75rem;
}

.form-check-input {
    background-color: var(--color-dark-gray);
    border-color: var(--color-dark-gray-light);
}

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

.form-check-input:focus {
    border-color: var(--color-gold);
    box-shadow: 0 0 0 0.2rem rgba(202, 168, 92, 0.25);
}

/* Validação de Formulário */
.is-invalid {
    border-color: var(--color-danger) !important;
}

.invalid-feedback {
    color: var(--color-danger);
    font-size: 0.75rem;
    display: none;
}

.is-invalid ~ .invalid-feedback {
    display: block;
}

/* Input Group */
.input-group-text {
    background-color: var(--color-dark-gray);
    border: 1px solid var(--color-dark-gray-light);
    color: var(--color-white);
}

/* ============================================================================
   TABELAS
   ============================================================================ */
.table-dark {
    --bs-table-bg: transparent;
    --bs-table-striped-bg: rgba(255, 255, 255, 0.02);
    --bs-table-hover-bg: rgba(202, 168, 92, 0.05);
    --bs-table-border-color: var(--color-dark-gray-light);
}

.table-dark th {
    color: var(--color-gold);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.table-dark td {
    color: var(--color-white);
    vertical-align: middle;
}

/* ============================================================================
   ALERTAS
   ============================================================================ */
.alert {
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    border: 1px solid;
}

.alert-info {
    background-color: rgba(23, 162, 184, 0.1);
    border-color: var(--color-info);
    color: var(--color-info);
}

.alert-success {
    background-color: rgba(40, 167, 69, 0.1);
    border-color: var(--color-success);
    color: var(--color-success);
}

.alert-warning {
    background-color: rgba(255, 193, 7, 0.1);
    border-color: var(--color-warning);
    color: var(--color-warning);
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    border-color: var(--color-danger);
    color: var(--color-danger);
}

/* ============================================================================
   BADGES
   ============================================================================ */
.badge {
    font-weight: 500;
    padding: 0.35rem 0.65rem;
    border-radius: var(--radius-sm);
}

.bg-success { background-color: var(--color-success) !important; }
.bg-danger { background-color: var(--color-danger) !important; }
.bg-warning { background-color: var(--color-warning) !important; }
.bg-info { background-color: var(--color-info) !important; }
.bg-secondary { background-color: var(--color-text-muted) !important; }

/* ============================================================================
   NAVBAR
   ============================================================================ */
.navbar-frbank {
    background-color: var(--color-dark-gray);
    border-bottom: 2px solid var(--color-gold);
    padding: var(--spacing-md) 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--color-gold) !important;
    letter-spacing: 1px;
}

.nav-link {
    color: var(--color-white) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: all var(--transition-fast);
    border-radius: var(--radius-sm);
}

.nav-link:hover {
    color: var(--color-gold) !important;
    background-color: var(--color-dark-gray-light);
}

.nav-link.active {
    color: var(--color-gold) !important;
    background-color: var(--color-dark-gray-light);
}

/* Dropdown */
.dropdown-menu {
    background-color: var(--color-dark-gray);
    border: 1px solid var(--color-gold);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.dropdown-item {
    color: var(--color-white);
    padding: 0.5rem 1rem;
    transition: all var(--transition-fast);
}

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

.dropdown-divider {
    border-color: var(--color-gold);
    opacity: 0.3;
}

/* ============================================================================
   MODAL
   ============================================================================ */
.modal-content {
    background-color: var(--color-dark-gray);
    border: 1px solid var(--color-gold);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--color-dark-gray-light);
    padding: var(--spacing-lg);
}

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

.modal-footer {
    border-top: 1px solid var(--color-dark-gray-light);
    padding: var(--spacing-lg);
}

.btn-close-white {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* ============================================================================
   PAGINAÇÃO
   ============================================================================ */
.pagination .page-link {
    background-color: var(--color-dark-gray);
    border-color: var(--color-dark-gray-light);
    color: var(--color-white);
    transition: all var(--transition-fast);
}

.pagination .page-link:hover {
    background-color: var(--color-dark-gray-light);
    border-color: var(--color-gold);
    color: var(--color-gold);
}

.pagination .page-item.active .page-link {
    background-color: var(--color-gold);
    border-color: var(--color-gold);
    color: var(--color-black);
    font-weight: 600;
}

.pagination .page-item.disabled .page-link {
    background-color: var(--color-dark-gray);
    border-color: var(--color-dark-gray-light);
    color: var(--color-text-muted);
}

/* ============================================================================
   UTILITÁRIOS
   ============================================================================ */
.text-gold { color: var(--color-gold) !important; }
.text-success { color: var(--color-success) !important; }
.text-danger { color: var(--color-danger) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-info { color: var(--color-info) !important; }
.text-muted { color: var(--color-text-muted) !important; }

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

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

/* ============================================================================
   ANIMAÇÕES
   ============================================================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.animate-fadeIn {
    animation: fadeIn 0.5s ease forwards;
}

.animate-slideIn {
    animation: slideIn 0.3s ease forwards;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* ============================================================================
   COMPONENTES ESPECÍFICOS
   ============================================================================ */

/* Flash Messages */
.flash-message {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 9999;
    min-width: 300px;
    animation: slideIn 0.3s ease;
}

/* User Balance Display */
.user-balance {
    background-color: var(--color-dark-gray-light);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gold);
    margin-right: 1rem;
}

.user-balance small {
    color: var(--color-text-muted);
    font-size: 0.75rem;
}

.user-balance strong {
    color: var(--color-gold);
    font-size: 1.1rem;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 11, 11, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-spinner {
    text-align: center;
    color: var(--color-white);
}

.loading-spinner p {
    color: var(--color-gold);
    font-weight: 600;
    margin-top: var(--spacing-md);
}

/* QR Code Container */
.qr-code-container {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    display: inline-block;
}

/* Stat Cards */
.stat-card {
    background: linear-gradient(135deg, var(--color-dark-gray) 0%, var(--color-dark-gray-light) 100%);
    border: 1px solid var(--color-dark-gray-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.stat-card:hover {
    border-color: var(--color-gold);
    transform: translateY(-5px);
    box-shadow: var(--shadow-gold);
}

/* Progress Bars */
.progress {
    background-color: var(--color-dark-gray-light);
    border-radius: var(--radius-sm);
    height: 6px;
}

.progress-bar {
    background-color: var(--color-gold);
    border-radius: var(--radius-sm);
    transition: width 0.5s ease;
}

/* Accordion */
.accordion-item {
    background-color: var(--color-dark-gray-light);
    border: none;
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-md) !important;
    overflow: hidden;
}

.accordion-button {
    background-color: var(--color-dark-gray-light);
    color: var(--color-white);
    border: none;
}

.accordion-button:not(.collapsed) {
    background-color: rgba(202, 168, 92, 0.1);
    color: var(--color-gold);
    box-shadow: none;
}

.accordion-button:focus {
    border-color: var(--color-gold);
    box-shadow: 0 0 0 0.2rem rgba(202, 168, 92, 0.25);
}

.accordion-body {
    color: var(--color-text-muted);
}

/* ============================================================================
   RESPONSIVIDADE
   ============================================================================ */
@media (max-width: 991px) {
    .sidebar {
        min-height: auto !important;
        border-right: none !important;
        border-bottom: 1px solid var(--color-gold) !important;
    }
    
    .user-balance {
        display: none;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
}

@media (max-width: 767px) {
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    .btn-gold,
    .btn-outline-gold {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .card-body {
        padding: var(--spacing-md);
    }
    
    .table-responsive {
        border-radius: var(--radius-md);
    }
}

/* ============================================================================
   PRINT STYLES
   ============================================================================ */
@media print {
    body {
        background-color: #ffffff;
        color: #000000;
    }
    
    .navbar,
    .sidebar,
    .btn,
    .flash-message {
        display: none !important;
    }
    
    .card {
        border: 1px solid #000000;
        box-shadow: none;
    }
}

/* ============================================================================
   ACESSIBILIDADE
   ============================================================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible para navegação por teclado */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
    outline: 2px solid var(--color-gold);
    outline-offset: 2px;
}

/* ============================================================================
   FIM DO ARQUIVO
   ============================================================================ */