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

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
    --dark-color: #1f2937;
    --light-color: #f9fafb;
    --border-color: #e5e7eb;
    --text-color: #111827;
    --text-muted: #6b7280;
    --white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    width: 100%;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.5rem;
    flex: 1;
    width: 100%;
    overflow-x: hidden;
}

/* Modern Navbar */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    width: 100%;
    overflow-x: hidden;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.5rem;
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    box-sizing: border-box;
    position: relative;
    flex-wrap: nowrap;
}

.nav-brand a {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.nav-menu a {
    color: var(--text-color);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all 0.2s ease;
    position: relative;
}

.nav-menu a:hover {
    background: var(--light-color);
    color: var(--primary-color);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 80%;
}

.btn-logout {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white !important;
    padding: 0.5rem 1.25rem !important;
    border-radius: 8px;
    font-weight: 600;
    box-shadow: var(--shadow);
}

.btn-logout:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1.75rem;
    cursor: pointer;
    color: var(--text-color);
    padding: 0.5rem 0.75rem;
    z-index: 1003 !important;
    position: relative;
    transition: all 0.3s ease;
}

.mobile-menu-toggle:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1001;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-menu-overlay.active {
    display: block;
    opacity: 1;
}

/* Auth Page */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 1rem;
    position: relative;
    overflow: hidden;
}

.auth-page::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

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

.auth-container {
    width: 100%;
    max-width: 450px;
    position: relative;
    z-index: 1;
}

.auth-box {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.3);
    animation: slideUp 0.5s ease;
}

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

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

.auth-header h1 {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    font-size: 2rem;
    font-weight: 800;
}

.auth-header p {
    color: var(--text-muted);
    font-size: 0.9375rem;
}

.auth-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    background: var(--light-color);
    padding: 0.25rem;
    border-radius: 12px;
}

.tab-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all 0.3s ease;
    color: var(--text-muted);
}

.tab-btn.active {
    background: white;
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.tab-content.active {
    display: block;
}

/* Modern Forms */
.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
    font-size: 0.9375rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--white);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    transform: translateY(-1px);
}

.form-group small {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Modern Buttons */
.btn {
    padding: 0.875rem 1.75rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: inherit;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-success:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1.125rem 2.25rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

/* Modern Alerts */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    border-left: 4px solid;
    animation: slideIn 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border-color: var(--success-color);
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border-color: var(--danger-color);
}

/* Dashboard */
.dashboard-header,
.page-header {
    margin-bottom: 2rem;
}

.dashboard-header h1,
.page-header h1 {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    font-size: 2.25rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.dashboard-header p,
.page-header p {
    color: var(--text-muted);
    font-size: 1.0625rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--white);
    padding: 1.75rem;
    border-radius: 16px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1.25rem;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.stat-card:hover::before {
    transform: scaleY(1);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-card.alert {
    border-left: 4px solid var(--warning-color);
}

.stat-icon {
    font-size: 3rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-info h3 {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
    line-height: 1.2;
}

.stat-info p {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.dashboard-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
}

.dashboard-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.dashboard-card h2 {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--light-color);
    font-size: 1.5rem;
    font-weight: 700;
}

/* Table Wrapper for Responsive Scrolling */
.table-wrapper {
    width: 100%;
    overflow-x: auto;
    margin-top: 1rem;
    -webkit-overflow-scrolling: touch;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.table-wrapper::-webkit-scrollbar {
    height: 8px;
}

.table-wrapper::-webkit-scrollbar-track {
    background: var(--light-color);
    border-radius: 4px;
}

.table-wrapper::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 4px;
}

/* Modern Tables */
.data-table {
    width: 100%;
    min-width: 800px;
    border-collapse: separate;
    border-spacing: 0;
    overflow: hidden;
    border-radius: 12px;
}

.data-table thead {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.data-table th {
    padding: 1rem 1.25rem;
    text-align: left;
    font-weight: 600;
    color: white;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--border-color);
    background: var(--white);
}

.data-table tbody tr {
    transition: all 0.2s ease;
}

.data-table tbody tr:hover {
    background: var(--light-color);
    transform: scale(1.01);
}

/* Status Badges */
.status-badge {
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.8125rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-pending {
    background: #fef3c7;
    color: #92400e;
}

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

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

.status-active {
    background: #dbeafe;
    color: #1e40af;
}

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

/* Investment Plans */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.plan-card {
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: all 0.4s ease;
    border: 1px solid var(--border-color);
    position: relative;
}

.plan-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.plan-card:hover::before {
    transform: scaleX(1);
}

.plan-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.plan-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 2rem 1.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.plan-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 15s linear infinite;
}

.plan-header h3 {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
    font-weight: 800;
    position: relative;
    z-index: 1;
}

.plan-roi {
    font-size: 3rem;
    font-weight: 900;
    position: relative;
    z-index: 1;
}

.plan-body {
    padding: 2rem 1.5rem;
}

.plan-detail {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid var(--light-color);
    transition: all 0.2s ease;
}

.plan-detail:hover {
    padding-left: 0.5rem;
    color: var(--primary-color);
}

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

.plan-detail span {
    color: var(--text-muted);
    font-weight: 500;
}

.plan-detail strong {
    color: var(--text-color);
    font-size: 1.125rem;
    font-weight: 700;
}

.invest-form {
    margin-top: 1.5rem;
}

/* Quick Actions */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem 1.5rem;
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.action-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    opacity: 0.1;
}

.action-btn:hover::before {
    width: 300px;
    height: 300px;
}

.action-btn:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    color: var(--primary-color);
}

.action-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    transition: transform 0.3s ease;
}

.action-btn:hover .action-icon {
    transform: scale(1.1) rotate(5deg);
}

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

.referral-link-box {
    display: flex;
    gap: 0.75rem;
    margin: 1.5rem 0;
    flex-wrap: wrap;
}

.referral-link-box input {
    flex: 1;
    min-width: 200px;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.referral-link-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.commission-level {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem;
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.commission-level:hover {
    border-color: var(--primary-color);
    transform: translateX(4px);
    box-shadow: var(--shadow);
}

.level-badge {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.875rem;
}

.percentage {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Wallet */
.wallet-info {
    margin-bottom: 2rem;
}

.wallet-address {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    margin: 1rem 0;
    flex-wrap: wrap;
}

.wallet-address code {
    flex: 1;
    min-width: 200px;
    padding: 1rem;
    background: var(--light-color);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    word-break: break-all;
    transition: all 0.3s ease;
}

.wallet-address code:hover {
    border-color: var(--primary-color);
    background: var(--white);
}

/* ROI */
.roi-summary {
    margin: 2rem 0;
}

.roi-card {
    background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
    color: white;
    padding: 3rem 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}

.roi-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

.roi-card h2 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.75rem;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.roi-amount {
    font-size: 4rem;
    font-weight: 900;
    margin: 1.5rem 0;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

/* Investments List */
.investments-list {
    margin-top: 1rem;
}

.investment-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem;
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 0.75rem;
    transition: all 0.3s ease;
}

.investment-item:hover {
    border-color: var(--primary-color);
    transform: translateX(4px);
    box-shadow: var(--shadow);
}

.text-right {
    text-align: right;
}

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

.balance-info {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 16px;
    margin-bottom: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    border: 2px solid var(--border-color);
}

.balance-info strong {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: white;
    padding: 2rem 0;
    text-align: center;
    margin-top: auto;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    overflow-y: auto;
    overflow-x: hidden;
    animation: fadeIn 0.3s ease;
    padding: 1rem;
}

.modal-content {
    background: var(--white);
    margin: 2% auto;
    padding: 2.5rem;
    border-radius: 20px;
    max-width: 600px;
    width: 100%;
    position: relative;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.4s ease;
    max-height: 90vh;
    overflow-y: auto;
}

.close {
    position: absolute;
    right: 1.5rem;
    top: 1.5rem;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-muted);
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.close:hover {
    color: var(--text-color);
    background: var(--light-color);
    transform: rotate(90deg);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 1.25rem;
    }
    
    .stats-grid,
    .dashboard-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        cursor: pointer !important;
        background: var(--white) !important;
        min-width: 44px !important;
        min-height: 44px !important;
    }
    
    .navbar {
        position: relative;
        z-index: 1000;
    }
    
    .navbar {
        position: relative;
        z-index: 1000;
        overflow: visible !important;
    }
    
    .navbar .container {
        position: relative;
        z-index: 1000;
        flex-wrap: nowrap;
        overflow: visible !important;
    }
    
    .nav-brand {
        flex: 0 0 auto;
    }
    
    .mobile-menu-toggle {
        flex: 0 0 auto;
        margin-left: auto;
    }
    
    .nav-menu {
        display: none !important;
        position: fixed !important;
        top: 70px !important;
        left: 0 !important;
        right: 0 !important;
        width: 100vw !important;
        max-width: 100vw !important;
        background: var(--white) !important;
        flex-direction: column !important;
        padding: 1.5rem !important;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2) !important;
        border-top: 1px solid var(--border-color) !important;
        z-index: 1002 !important;
        min-height: calc(100vh - 70px) !important;
        max-height: calc(100vh - 70px) !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        margin: 0 !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
        animation: slideDown 0.3s ease;
        box-sizing: border-box !important;
        transform: translateX(0) !important;
    }
    
    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .nav-menu.active {
        display: flex !important;
        position: fixed !important;
        top: 70px !important;
        left: 0 !important;
        right: 0 !important;
        width: 100vw !important;
        max-width: 100vw !important;
    }
    
    .nav-menu a {
        width: 100%;
        padding: 0.75rem 1rem;
        border-radius: 8px;
        text-align: left;
        display: block;
        margin-bottom: 0.25rem;
    }
    
    .nav-menu a::after {
        display: none;
    }
    
    .container {
        padding: 1rem;
        overflow-x: hidden;
    }
    
    .stats-grid,
    .dashboard-grid,
    .plans-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .referral-link-box {
        flex-direction: column;
    }
    
    .referral-link-box input,
    .wallet-address code {
        min-width: 100%;
    }
    
    .auth-box {
        padding: 2rem 1.5rem;
    }
    
    .dashboard-header h1,
    .page-header h1 {
        font-size: 1.75rem;
    }
    
    .stat-card {
        padding: 1.5rem;
    }
    
    .dashboard-card {
        padding: 1.5rem;
        overflow-x: hidden;
    }
    
    .plan-card {
        margin-bottom: 1rem;
    }
    
    .table-wrapper {
        border-radius: 8px;
        margin: 0 -1.5rem;
        padding: 0 1.5rem;
    }
    
    .data-table {
        font-size: 0.875rem;
        min-width: 600px;
    }
    
    .data-table th,
    .data-table td {
        padding: 0.75rem 0.5rem;
        white-space: nowrap;
    }
    
    .data-table td:last-child {
        white-space: normal;
        min-width: 200px;
    }
    
    /* Admin form in table cells */
    .data-table form {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
        min-width: 150px;
    }
    
    .data-table form input[type="text"] {
        width: 100%;
        padding: 0.5rem;
        font-size: 0.8125rem;
        border-radius: 8px;
        border: 1px solid var(--border-color);
    }
    
    .data-table form .btn {
        width: 100%;
        padding: 0.5rem;
        font-size: 0.8125rem;
    }
    
    .data-table td > div {
        min-width: 200px;
    }
    
    .modal-content {
        margin: 10% 1rem;
        padding: 1.5rem;
        max-width: calc(100% - 2rem);
    }
    
    .roi-amount {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .auth-box {
        padding: 1.5rem;
        border-radius: 16px;
    }
    
    .auth-header h1 {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9375rem;
    }
    
    .stat-info h3 {
        font-size: 1.5rem;
    }
    
    .stat-icon {
        font-size: 2rem;
    }
    
    .quick-actions {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .commission-levels {
        grid-template-columns: 1fr;
    }
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

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

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}