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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f7fa;
}

/* Login Page */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-box h1 {
    font-size: 32px;
    margin-bottom: 10px;
    color: #333;
}

.login-box p {
    color: #666;
    margin-bottom: 30px;
}

/* Admin Layout */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: linear-gradient(180deg, #2c3e50 0%, #34495e 100%);
    color: white;
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
}

.sidebar-header {
    padding: 25px 20px;
    background: rgba(0,0,0,0.2);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 5px;
}

.sidebar-header p {
    font-size: 12px;
    color: rgba(255,255,255,0.7);
}

.sidebar-nav {
    padding: 20px 0;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: rgba(255,255,255,0.9);
    cursor: pointer;
    transition: all 0.3s;
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background: rgba(255,255,255,0.1);
    border-left-color: #3498db;
}

.nav-item.active {
    background: rgba(52, 152, 219, 0.2);
    border-left-color: #3498db;
    color: white;
}

.nav-item-icon {
    width: 20px;
    margin-right: 12px;
    font-size: 16px;
    text-align: center;
}

.nav-item-text {
    flex: 1;
    font-size: 14px;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    min-height: 100vh;
}

.top-bar {
    background: white;
    padding: 15px 30px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar h1 {
    font-size: 24px;
    color: #2c3e50;
    font-weight: 600;
    margin: 0;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-email {
    color: #666;
    font-size: 14px;
}

.btn-logout {
    padding: 8px 16px;
    background: #e74c3c;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.3s;
}

.btn-logout:hover {
    background: #c0392b;
}

/* Container */
.container {
    padding: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
}

.form-group input, .form-control {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 10px;
    font-size: 14px;
}

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

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-primary:hover {
    background: #5568d3;
}

.btn-success {
    background: #28a745;
    color: white;
}

.btn-danger {
    background: #dc3545;
    color: white;
}

.btn-danger:hover {
    background: #c82333;
}

.btn-block {
    width: 100%;
    padding: 15px;
    font-size: 16px;
}

.btn-logout {
    background: rgba(255,255,255,0.2);
    border: 1px solid white;
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    cursor: pointer;
}

.btn-logout:hover {
    background: white;
    color: #667eea;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.stat-card {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.stat-card h3 {
    color: #666;
    font-size: 14px;
    margin-bottom: 10px;
}

.stat-value {
    font-size: 36px;
    font-weight: 700;
    color: #667eea;
}

/* Table */
table {
    width: 100%;
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

th {
    background: #667eea;
    color: white;
    padding: 15px;
    text-align: left;
}

td {
    padding: 15px;
    border-bottom: 1px solid #eee;
}

td:last-child {
    white-space: nowrap;
}

tr:hover {
    background: #f9f9f9;
}

/* Status Badge */
.status-badge {
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: inline-block;
}

.status-active {
    background: #d4edda;
    color: #155724;
}

.status-banned {
    background: #f8d7da;
    color: #721c24;
}

.status-pending {
    background: #fff3cd;
    color: #856404;
}

.status-verified {
    background: #d1fae5;
    color: #065f46;
}

.status-rejected {
    background: #fee2e2;
    color: #991b1b;
}

.status-unverified {
    background: #f3f4f6;
    color: #374151;
}

/* Card */
.card {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* Error/Success */
.error {
    background: #fee;
    border: 1px solid #fcc;
    color: #c33;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.success {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
}

/* Search */
.search-box {
    padding: 10px 15px;
    border: 2px solid #ddd;
    border-radius: 10px;
    width: 300px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

/* Modal */
.modal {
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
}

.modal-content {
    background: white;
    margin: 50px auto;
    padding: 30px;
    border-radius: 15px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover {
    color: #000;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 10px 20px;
    border: 2px solid #667eea;
    background: white;
    color: #667eea;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
}

.tab-btn.active, .tab-btn:hover {
    background: #667eea;
    color: white;
}

/* Small buttons in tables */
.btn-small {
    padding: 6px 12px;
    font-size: 12px;
    margin: 2px;
    display: inline-block;
    white-space: nowrap;
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: #28a745;
}

input:checked + .slider:before {
    transform: translateX(26px);
}

/* Trade Type Cards */
.trade-type-card {
    transition: all 0.3s ease;
}

.trade-type-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* Settings Sections */
.settings-section {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.settings-section-header {
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.settings-section-header h3 {
    margin: 0 0 8px 0;
    color: #333;
    font-size: 22px;
    font-weight: 700;
}

.section-description {
    margin: 0;
    color: #666;
    font-size: 14px;
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.trade-settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 18px;
}

.form-group small {
    display: block;
    margin-top: 6px;
    color: #666;
    font-size: 12px;
    line-height: 1.4;
}

/* Withdrawal Details */
.detail-card {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    margin-top: 10px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid #e0e0e0;
    align-items: flex-start;
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    font-weight: 600;
    color: #555;
    min-width: 150px;
    flex-shrink: 0;
}

.detail-value {
    text-align: right;
    color: #333;
    flex-grow: 1;
    margin-left: 15px;
}

.btn-info {
    background: #3498db;
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 13px;
    margin-right: 5px;
}

.btn-info:hover {
    background: #2980b9;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: #fefefe;
    margin: 5% auto;
    padding: 0;
    border: none;
    border-radius: 10px;
    width: 90%;
    max-width: 900px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    animation: modalFadeIn 0.3s;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    padding: 10px 15px;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: #000;
    text-decoration: none;
}