/* ===================================
   Binance DCA Bot - Modern Desktop UI
   =================================== */

:root {
    --sidebar-width: 260px;
    --navbar-height: 60px;
    --primary-color: #f0b90b;
    --success-color: #0ecb81;
    --danger-color: #f6465d;
    --bg-dark: #0b0e11;
    --bg-card: #1e2329;
    --bg-hover: #2b3139;
    --border-color: #2b3139;
    --text-primary: #eaecef;
    --text-secondary: #848e9c;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.6;
}

.wrapper {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-card);
    border-right: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    transition: transform 0.3s ease;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    width: calc(100% - var(--sidebar-width));
    min-height: 100vh;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, #1e2329 0%, #0b0e11 100%);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.sidebar-brand i {
    font-size: 28px;
    margin-right: 12px;
}

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

.menu-section {
    margin-bottom: 25px;
}

.menu-section-title {
    padding: 0 20px 10px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s ease;
    position: relative;
}

.menu-item:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

.menu-item.active {
    background-color: var(--bg-hover);
    color: var(--primary-color);
    border-left: 3px solid var(--primary-color);
}

.menu-item i {
    width: 20px;
    margin-right: 12px;
    font-size: 16px;
}

.menu-item .badge {
    margin-left: auto;
}

.navbar {
    height: var(--navbar-height);
    background-color: var(--bg-card) !important;
    border-bottom: 1px solid var(--border-color) !important;
    padding: 0 30px;
}

.navbar-brand {
    font-size: 18px;
    font-weight: 600;
}

#systemStatus {
    font-size: 12px;
    padding: 6px 12px;
}

#currentTime {
    font-size: 13px;
}

.container-fluid {
    max-width: 1920px;
    padding: 30px !important;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    margin-bottom: 24px;
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 16px 20px;
    font-weight: 600;
    font-size: 15px;
}

.card-body {
    padding: 20px;
}

.stat-card {
    background: linear-gradient(135deg, var(--bg-card) 0%, #181c20 100%);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 16px;
}

.stat-icon.primary {
    background: rgba(240, 185, 11, 0.1);
    color: var(--primary-color);
}

.stat-icon.success {
    background: rgba(14, 203, 129, 0.1);
    color: var(--success-color);
}

.stat-icon.danger {
    background: rgba(246, 70, 93, 0.1);
    color: var(--danger-color);
}

.stat-icon.info {
    background: rgba(33, 150, 243, 0.1);
    color: #2196f3;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

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

.table thead th {
    border-bottom: 2px solid var(--border-color);
    padding: 14px 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    background-color: transparent;
}

.table tbody td {
    padding: 14px 12px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    font-size: 13px;
}

.table tbody tr {
    transition: background-color 0.2s ease;
}

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

.table-responsive {
    border-radius: 8px;
    overflow: hidden;
}

.badge {
    padding: 6px 12px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge.bg-success {
    background-color: var(--success-color) !important;
}

.badge.bg-danger {
    background-color: var(--danger-color) !important;
}

.badge.bg-primary {
    background-color: var(--primary-color) !important;
    color: #000 !important;
}

.badge.bg-warning {
    background-color: #ffa726 !important;
    color: #000 !important;
}

.badge.bg-info {
    background-color: #2196f3 !important;
}

.btn {
    padding: 10px 20px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 6px;
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #000;
}

.btn-primary:hover {
    background-color: #d9a50a;
    color: #000;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(240, 185, 11, 0.3);
}

.btn-success {
    background-color: var(--success-color);
}

.btn-success:hover {
    background-color: #0bb871;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(14, 203, 129, 0.3);
}

.btn-danger {
    background-color: var(--danger-color);
}

.btn-danger:hover {
    background-color: #e03d51;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(246, 70, 93, 0.3);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 12px;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 15px;
}

.form-control,
.form-select {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 14px;
    font-size: 13px;
    border-radius: 6px;
}

.form-control:focus,
.form-select:focus {
    background-color: var(--bg-dark);
    border-color: var(--primary-color);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(240, 185, 11, 0.1);
}

.form-label {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-check-input {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
}

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

.alert {
    border-radius: 8px;
    border: none;
    padding: 16px 20px;
    font-size: 13px;
}

.alert-success {
    background-color: rgba(14, 203, 129, 0.1);
    color: var(--success-color);
    border-left: 3px solid var(--success-color);
}

.alert-danger {
    background-color: rgba(246, 70, 93, 0.1);
    color: var(--danger-color);
    border-left: 3px solid var(--danger-color);
}

.alert-warning {
    background-color: rgba(255, 167, 38, 0.1);
    color: #ffa726;
    border-left: 3px solid #ffa726;
}

.alert-info {
    background-color: rgba(33, 150, 243, 0.1);
    color: #2196f3;
    border-left: 3px solid #2196f3;
}

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

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 20px 24px;
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 16px 24px;
}

.btn-close {
    filter: invert(1);
}

.progress {
    background-color: var(--bg-dark);
    border-radius: 4px;
    height: 8px;
}

.progress-bar {
    border-radius: 4px;
}

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

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

.text-warning {
    color: #ffa726 !important;
}

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

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

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

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

.bg-success {
    background-color: rgba(14, 203, 129, 0.1) !important;
}

.bg-danger {
    background-color: rgba(246, 70, 93, 0.1) !important;
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

@media (max-width: 991px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
    }
    
    .container-fluid {
        padding: 20px !important;
    }
    
    .stat-card {
        padding: 20px;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 0 15px;
    }
    
    .container-fluid {
        padding: 15px !important;
    }
    
    .card-body {
        padding: 15px;
    }
    
    .stat-value {
        font-size: 24px;
    }
    
    .table {
        font-size: 12px;
    }
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

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

::-webkit-scrollbar-thumb:hover {
    background: #3a4149;
}

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0b0e11 0%, #1e2329 100%);
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: 40px;
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo i {
    font-size: 64px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.login-logo h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.login-logo p {
    color: var(--text-secondary);
    font-size: 14px;
}