/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.nav-brand h1 {
    color: white;
    font-size: 1.8rem;
    font-weight: 700;
}

.nav-brand i {
    margin-right: 10px;
    color: #ffd700;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 25px;
}

.nav-menu a:hover,
.nav-menu a.active {
    background-color: rgba(255,255,255,0.2);
    color: #ffd700;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: white;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    padding: 4rem 0;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255,107,107,0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, #74b9ff, #0984e3);
    color: white;
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(116,185,255,0.4);
}

.btn-order {
    background: linear-gradient(135deg, #00b894, #00a085);
    color: white;
    width: 100%;
    margin-top: 1rem;
}

.btn-order:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,184,148,0.4);
}

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* Services Section */
.services {
    padding: 4rem 0;
    background-color: white;
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2d3436;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #e9ecef;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.service-icon {
    text-align: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 3rem;
    color: #667eea;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #2d3436;
    text-align: center;
}

.service-description {
    color: #636e72;
    margin-bottom: 1.5rem;
    text-align: center;
    line-height: 1.6;
}

.service-prices {
    margin-bottom: 1.5rem;
}

.price-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid #f1f2f6;
}

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

.quality {
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 600;
}

.quality.low {
    background-color: #ffeaa7;
    color: #d63031;
}

.quality.average {
    background-color: #fd79a8;
    color: white;
}

.quality.high {
    background-color: #00b894;
    color: white;
}

.price {
    font-weight: 700;
    color: #2d3436;
}

/* Search Container */
.search-container {
    margin-bottom: 3rem;
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.search-box {
    display: flex;
    margin-bottom: 1.5rem;
    border-radius: 25px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.search-box input {
    flex: 1;
    padding: 15px 20px;
    border: none;
    outline: none;
    font-size: 1rem;
    background: #f8f9fa;
}

.search-box button {
    padding: 15px 25px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.search-box button:hover {
    background: linear-gradient(135deg, #5a6fd8, #6a4190);
    transform: translateY(-2px);
}

.search-filters {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.search-filters select {
    padding: 10px 15px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    background: white;
    font-size: 0.9rem;
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.search-filters select:focus {
    border-color: #667eea;
    outline: none;
}

.search-filters select:hover {
    border-color: #adb5bd;
}

/* No Results Message */
.no-results {
    text-align: center;
    padding: 3rem;
    color: #6c757d;
    font-size: 1.1rem;
}

.no-results i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #dee2e6;
}

/* Service Card Animation */
.service-card.hidden {
    display: none;
}

/* Sections */
.section {
    padding: 3rem 0;
}

.section h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #2d3436;
    text-align: center;
}

.about {
    background-color: #f8f9fa;
    text-align: center;
}

.about p {
    font-size: 1.1rem;
    color: #636e72;
    max-width: 800px;
    margin: 0 auto;
}

.contact {
    background-color: white;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.contact-item {
    text-align: center;
    padding: 1rem;
}

.contact-item i {
    font-size: 2rem;
    color: #667eea;
    margin-bottom: 1rem;
}

/* Footer */
.footer {
    background-color: #2d3436;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 2rem;
    border-radius: 15px;
    width: 90%;
    max-width: 500px;
    position: relative;
}

.close {
    position: absolute;
    right: 20px;
    top: 15px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    color: #aaa;
}

.close:hover {
    color: #000;
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #2d3436;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.form-group input[readonly] {
    background-color: #f8f9fa;
    cursor: not-allowed;
}

/* Auth Styles */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem;
}

.auth-card {
    background: white;
    border-radius: 15px;
    padding: 3rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 400px;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-header h1 {
    color: #667eea;
    margin-bottom: 0.5rem;
}

.auth-header p {
    color: #636e72;
}

.auth-form .form-group:last-child {
    margin-bottom: 2rem;
}

.auth-footer {
    text-align: center;
    margin-top: 2rem;
}

.auth-footer a {
    color: #667eea;
    text-decoration: none;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* Alert Styles */
.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-weight: 500;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Dashboard Styles */
.welcome-section {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.welcome-section h1 {
    color: #2d3436;
    margin-bottom: 1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.stat-card {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
}

.stat-card i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #ffd700;
}

.stat-card h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.stat-card p {
    font-size: 1.5rem;
    font-weight: 700;
}

.quick-actions {
    display: flex;
    gap: 1rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

/* Table Styles */
.orders-table {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.orders-table table {
    width: 100%;
    border-collapse: collapse;
}

.orders-table th,
.orders-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #e9ecef;
}

.orders-table th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #2d3436;
}

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

/* Status and Quality Badges */
.status-badge {
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-badge.pending {
    background-color: #ffeaa7;
    color: #d63031;
}

.status-badge.processing {
    background-color: #74b9ff;
    color: white;
}

.status-badge.completed {
    background-color: #00b894;
    color: white;
}

.status-badge.cancelled {
    background-color: #fd79a8;
    color: white;
}

.quality-badge {
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* Wallet Styles */
.wallet-overview {
    margin: 2rem 0;
}

.balance-card {
    background: linear-gradient(135deg, #00b894, #00a085);
    color: white;
    padding: 2rem;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.balance-icon i {
    font-size: 3rem;
    color: #ffd700;
}

.balance-info h2 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.balance-info h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

.topup-info {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.usdt-info h3 {
    color: #2d3436;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.usdt-address {
    margin: 1.5rem 0;
}

.address-copy {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
}

.address-copy input {
    flex: 1;
    background-color: #f8f9fa;
}

.payment-steps {
    margin-top: 2rem;
}

.payment-steps h4 {
    color: #2d3436;
    margin-bottom: 1rem;
}

.payment-steps ol {
    padding-left: 1.5rem;
}

.payment-steps li {
    margin-bottom: 0.5rem;
    color: #636e72;
}

/* Transaction Styles */
.transactions-list {
    background: white;
    border-radius: 15px;
    padding: 1rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.transaction-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border-bottom: 1px solid #e9ecef;
}

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

.transaction-icon i {
    font-size: 1.5rem;
    color: #667eea;
}

.transaction-details h4 {
    color: #2d3436;
    margin-bottom: 0.25rem;
}

.transaction-details p {
    color: #636e72;
    margin-bottom: 0.25rem;
}

.transaction-details small {
    color: #b2bec3;
}

.transaction-amount {
    margin-left: auto;
    font-weight: 700;
    font-size: 1.1rem;
}

.transaction-amount.positive {
    color: #00b894;
}

.transaction-amount.negative {
    color: #d63031;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(0, 0, 0, 0.95);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 2rem;
        transition: left 0.3s ease;
        z-index: 1000;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 1rem 0;
    }
    
    .nav-menu a {
        font-size: 1.2rem;
        padding: 1rem 2rem;
        border-radius: 25px;
        transition: all 0.3s ease;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-actions {
        flex-direction: column;
    }
    
    .orders-table {
        overflow-x: auto;
    }
    
    .balance-card {
        flex-direction: column;
        text-align: center;
    }
    
    .address-copy {
        flex-direction: column;
    }
    
    .transaction-item {
        flex-direction: column;
        text-align: center;
    }
    
    .transaction-amount {
        margin-left: 0;
        margin-top: 1rem;
    }
    
    .search-container {
        padding: 1rem;
    }
    
    .search-box {
        flex-direction: column;
    }
    
    .search-box input {
        margin-bottom: 1rem;
        border-radius: 8px;
    }
    
    .search-box button {
        border-radius: 8px;
    }
    
    .search-filters {
        flex-direction: column;
    }
    
    .search-filters select {
        width: 100%;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }

.no-data {
    text-align: center;
    color: #636e72;
    font-style: italic;
    padding: 2rem;
}

.view-all {
    text-align: center;
    margin-top: 2rem;
}

/* Top-up Form Styles */
.topup-form {
    background: #f8f9fa;
    border-radius: 15px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

.topup-form h4 {
    margin: 0 0 1rem 0;
    color: #2d3436;
}

.topup-form .form-group {
    margin-bottom: 1rem;
}

.topup-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #2d3436;
}

.topup-form input,
.topup-form textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
}

.topup-form small {
    display: block;
    margin-top: 0.25rem;
    color: #6c757d;
    font-size: 0.85rem;
}

/* Top-up Requests Table */
.topup-requests-table {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.topup-requests-table table {
    width: 100%;
    border-collapse: collapse;
}

.topup-requests-table th,
.topup-requests-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #e9ecef;
}

.topup-requests-table th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #2d3436;
}

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

/* TXID Display */
.txid {
    font-family: monospace;
    background: #f8f9fa;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.85rem;
}

/* Notifications */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    border-radius: 8px;
    padding: 1rem 1.5rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 1000;
    animation: slideIn 0.3s ease;
}

.notification.success {
    border-left: 4px solid #28a745;
}

.notification.error {
    border-left: 4px solid #dc3545;
}

.notification i {
    font-size: 1.2rem;
}

.notification.success i {
    color: #28a745;
}

.notification.error i {
    color: #dc3545;
}

.notification button {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: #6c757d;
    margin-left: auto;
}

.notification button:hover {
    color: #2d3436;
}

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

/* Support Section */
.support-info {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.support-contacts {
    display: flex;
    gap: 2rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.support-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #636e72;
}

.support-item i {
    color: #667eea;
    font-size: 1.2rem;
}