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

:root {
    --primary: #6B46C1;
    --primary-dark: #553C9A;
    --primary-light: #9F7AEA;
    --secondary: #0F172A;
    --success: #10B981;
    --danger: #EF4444;
    --warning: #F59E0B;
    --background: #F3F4F6;
    --card-bg: #FFFFFF;
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --border: #E5E7EB;
    --sidebar-width: 280px;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
}

/* ===== LANDING PAGE ===== */
.landing-page {
    min-height: 100vh;
    background: linear-gradient(135deg, #f8fafc 0%, #eef2f6 100%);
}

.landing-page .navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 48px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(107, 70, 193, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.landing-page .nav-links {
    display: flex;
    align-items: center;
    gap: 12px;
}

.landing-page .nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 16px;
}

.landing-page .nav-links a:hover {
    color: var(--primary);
}

/* Login & Sign Up Buttons */
.landing-page .login-btn {
    padding: 10px 24px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    color: var(--primary);
    background: transparent;
    border: 2px solid var(--primary);
    transition: all 0.6s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.landing-page .login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary);
    opacity: 0;
    transition: opacity 0.6s ease;
    z-index: -1;
}

.landing-page .login-btn i {
    font-size: 14px;
    color: var(--primary);
    transition: all 0.6s ease;
}

.landing-page .login-btn:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 15px 30px -10px rgba(107, 70, 193, 0.3);
    border-color: var(--primary-dark);
}

.landing-page .login-btn:hover::before {
    opacity: 1;
}

.landing-page .login-btn:hover i {
    color: white;
    transform: translateX(3px);
}

.landing-page .signup-btn {
    padding: 10px 24px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    background: var(--primary);
    color: white !important;
    border: 2px solid var(--primary);
    transition: all 0.6s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.landing-page .signup-btn::before {
    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 1.2s ease;
}

.landing-page .signup-btn i {
    font-size: 14px;
    color: white !important;
    transition: transform 0.6s ease;
}

.landing-page .signup-btn:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 20px 35px -8px rgba(107, 70, 193, 0.3);
}

.landing-page .signup-btn:hover::before {
    left: 100%;
}

.landing-page .signup-btn:hover i {
    transform: translateX(5px);
}

/* Hero */
.landing-page .hero {
    max-width: 1200px;
    margin: 60px auto;
    padding: 0 48px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.landing-page .hero-content h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.landing-page .hero-content p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.6;
}

.landing-page .hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

.landing-page .stat-item {
    display: flex;
    flex-direction: column;
}

.landing-page .stat-number {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
}

.landing-page .stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.landing-page .hero-card {
    background: var(--card-bg);
    border-radius: 32px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(107, 70, 193, 0.1);
    position: relative;
    overflow: hidden;
    animation: float 6s ease-in-out infinite;
}

.landing-page .hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    opacity: 0.1;
    border-radius: 50%;
    transform: translate(50%, -50%);
}

/* Price ticker (used in both landing and dashboard, but dashboard uses its own) */
.price-ticker .ticker-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}
.price-ticker .ticker-row:last-child {
    border-bottom: none;
}
.price-ticker .ticker-info {
    display: flex;
    align-items: center;
    gap: 12px;
}
.price-ticker .ticker-info img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}
.ticker-change.positive { color: #10B981; }
.ticker-change.negative { color: #EF4444; }

/* Features */
.landing-page .features-section {
    padding: 80px 48px;
    background: white;
}

.landing-page .section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.landing-page .section-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.landing-page .section-header p {
    color: var(--text-secondary);
    font-size: 18px;
}

.landing-page .features-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.landing-page .feature-card {
    background: var(--card-bg);
    border-radius: 24px;
    padding: 32px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}
.landing-page .feature-card:nth-child(1) { animation-delay: 0.1s; }
.landing-page .feature-card:nth-child(2) { animation-delay: 0.2s; }
.landing-page .feature-card:nth-child(3) { animation-delay: 0.3s; }
.landing-page .feature-card:nth-child(4) { animation-delay: 0.4s; }
.landing-page .feature-card:nth-child(5) { animation-delay: 0.5s; }
.landing-page .feature-card:nth-child(6) { animation-delay: 0.6s; }

.landing-page .feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(107, 70, 193, 0.1);
    border-color: var(--primary-light);
}

.landing-page .feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.landing-page .feature-icon i {
    font-size: 32px;
    color: white;
}

.landing-page .feature-card h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.landing-page .feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Supported Cryptos */
.landing-page .supported-section {
    padding: 80px 48px;
    background: var(--background);
}

.landing-page .crypto-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.landing-page .crypto-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 24px;
    text-align: center;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.landing-page .crypto-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px -10px rgba(107, 70, 193, 0.2);
}

.landing-page .crypto-card img {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
}

.landing-page .crypto-card h4 {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.landing-page .crypto-card p {
    font-size: 13px;
    color: var(--text-secondary);
}

/* CTA */
.landing-page .cta-section {
    padding: 100px 48px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    text-align: center;
}

.landing-page .cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.landing-page .cta-content h2 {
    font-size: 42px;
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
}

.landing-page .cta-content p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
}

.landing-page .cta-button {
    background: white;
    color: var(--primary);
    border: none;
    padding: 18px 48px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 16px;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.2);
    animation: gentlePulse 3s ease-in-out infinite;
}

.landing-page .cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 30px -5px rgba(0, 0, 0, 0.3);
}

/* Footer */
.landing-page .footer {
    background: var(--secondary);
    padding: 60px 48px 30px;
    color: white;
}

.landing-page .footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 60px;
    margin-bottom: 40px;
}

.landing-page .footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 16px;
}

.landing-page .footer-logo i {
    color: var(--primary-light);
}

.landing-page .footer-logo span {
    color: white;
}

.landing-page .footer-about p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: 20px;
}

.landing-page .footer-links h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

.landing-page .footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: 12px;
    transition: color 0.3s ease;
}

.landing-page .footer-links a:hover {
    color: var(--primary-light);
}

.landing-page .footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

/* ===== DASHBOARD ===== */
.dashboard {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--card-bg);
    border-right: 1px solid var(--border);
    padding: 24px;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 40px;
}

.logo i {
    font-size: 32px;
}

.nav-menu {
    list-style: none;
    flex: 1;
}

.nav-menu li {
    margin-bottom: 8px;
}

.nav-menu a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.nav-menu a i {
    width: 24px;
    font-size: 20px;
}

.nav-menu li.active a {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 12px rgba(107, 70, 193, 0.2);
}

.nav-menu li.active a i {
    color: white;
}

.nav-menu li:not(.active) a:hover {
    background: var(--background);
    color: var(--primary);
}

.bottom-nav {
    margin-top: auto;
}

/* User profile */
.user-profile-wrapper {
    margin-top: auto;
}

.user-profile-mini {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--background);
    border-radius: 12px;
}

.user-avatar i {
    font-size: 40px;
    color: var(--primary);
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-weight: 600;
    color: var(--text-primary);
}

.user-id {
    font-size: 12px;
    color: var(--text-secondary);
}

.logout-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-left: auto;
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

/* Premium badge in sidebar */
.sidebar-premium-badge {
    margin: 15px 0 10px 0;
    padding: 12px 16px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 14px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.sidebar-premium-badge i {
    font-size: 18px;
}

.sidebar-premium-badge.bronze { 
    background: linear-gradient(135deg, #CD7F32, #8B4513); 
    color: white; 
}
.sidebar-premium-badge.silver { 
    background: linear-gradient(135deg, #C0C0C0, #A9A9A9); 
    color: white; 
}
.sidebar-premium-badge.gold { 
    background: linear-gradient(135deg, #FFD700, #DAA520); 
    color: white; 
}
.sidebar-premium-badge.diamond { 
    background: linear-gradient(135deg, #87b9ff, #5d8bff); 
    color: white; 
}

/* Daily limit */
.daily-limit {
    background: var(--background);
    padding: 12px;
    border-radius: 12px;
    margin-bottom: 15px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.daily-limit:hover {
    border-color: var(--primary-light);
    box-shadow: 0 4px 10px rgba(107, 70, 193, 0.05);
}

/* Main content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 24px 32px;
}

/* Header */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.header-left h1 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 4px;
}

.highlight {
    color: var(--primary);
    font-weight: 700;
}

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

.header-right {
    display: flex;
    align-items: center;
    gap: 24px;
}

.notification-badge {
    position: relative;
    cursor: pointer;
}

.notification-badge i {
    font-size: 24px;
    color: var(--text-secondary);
}

.badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--danger);
    color: white;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 10px;
}

.live-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(16, 185, 129, 0.1);
    padding: 8px 16px;
    border-radius: 20px;
    color: var(--success);
    font-weight: 500;
}

.dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.3; }
    100% { opacity: 1; }
}

/* Portfolio overview */
.portfolio-overview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 32px;
}

.total-balance-card {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 32px;
    border-radius: 24px;
    color: white;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    opacity: 0.9;
}

.balance-amount {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 12px;
}

.balance-change {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    font-size: 14px;
}

.quick-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.stat-card {
    background: var(--card-bg);
    padding: 24px;
    border-radius: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    gap: 8px;
    height: 100%;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 14px;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
}

.stat-change {
    font-size: 12px;
}

.stat-change.positive {
    color: var(--success);
}

/* Market summary */
.market-summary {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 20px 24px;
    margin-bottom: 32px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border);
}

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

.summary-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.summary-header h3 i {
    color: var(--primary);
}

.update-badge {
    font-size: 12px;
    padding: 4px 12px;
    border-radius: 20px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
}

.update-badge::before {
    content: "";
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    display: inline-block;
    animation: pulse 1.5s infinite;
}

.update-badge.offline {
    background: rgba(245, 158, 11, 0.1);
    color: #F59E0B;
}

.update-badge.offline::before {
    background: #F59E0B;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.summary-card {
    background: var(--background);
    border-radius: 16px;
    padding: 16px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid transparent;
}

.summary-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.05);
    border-color: var(--primary-light);
}

.summary-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.summary-card-header img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.summary-card-header .crypto-name {
    font-weight: 600;
    color: var(--text-primary);
}

.summary-card-header .crypto-symbol {
    font-size: 12px;
    color: var(--text-secondary);
    margin-left: 4px;
}

.summary-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
    font-family: 'Inter', monospace;
}

.summary-change {
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
}

.summary-change.positive {
    color: var(--success);
}

.summary-change.negative {
    color: var(--danger);
}

/* Holdings */
.holdings-section {
    background: var(--card-bg);
    border-radius: 24px;
    padding: 24px;
    margin-bottom: 32px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.section-header h2 {
    font-size: 20px;
    font-weight: 600;
}

.view-all {
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.holdings-table {
    display: flex;
    flex-direction: column;
}

.holdings-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    padding: 12px 16px;
    background: var(--background);
    border-radius: 12px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
}

.holding-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    padding: 16px;
    border-bottom: 1px solid var(--border);
    align-items: center;
}

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

.asset-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.asset-info img {
    width: 32px;
    height: 32px;
}

.asset-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.asset-ticker {
    font-size: 12px;
    color: var(--text-secondary);
}

.holdings-amount {
    font-weight: 500;
}

.holdings-value {
    font-weight: 600;
}

.price-change {
    font-size: 14px;
}
.price-change.positive { color: var(--success); }
.price-change.negative { color: var(--danger); }

.send-btn-modern {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(107, 70, 193, 0.2);
    position: relative;
    overflow: hidden;
}

.send-btn-modern::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.send-btn-modern:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(107, 70, 193, 0.3);
}

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

.send-btn-modern i {
    transition: transform 0.3s ease;
}

.send-btn-modern:hover i {
    transform: translateX(3px) rotate(10deg);
}

/* Bottom sections */
.bottom-sections {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.quick-actions-card, .recent-activity-card {
    background: var(--card-bg);
    border-radius: 24px;
    padding: 24px;
}

.quick-actions-card h3, .recent-activity-card h3 {
    font-size: 18px;
    margin-bottom: 20px;
}

.action-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.action-btn-modern {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 18px 12px;
    background: var(--background);
    border: 2px solid var(--border);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.action-btn-modern i {
    font-size: 26px;
    color: var(--primary);
    transition: all 0.3s ease;
}

.action-btn-modern span {
    font-size: 14px;
    font-weight: 600;
}

.action-btn-modern:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(107, 70, 193, 0.2);
}

.action-btn-modern:hover i {
    color: white;
    transform: scale(1.1);
}

.action-btn-modern.primary {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.action-btn-modern.primary i {
    color: white;
}

/* Activity list */
.activity-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 16px;
    background: var(--background);
    border-radius: 16px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.activity-item:hover {
    border-color: var(--primary-light);
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(107, 70, 193, 0.05);
}

.send-icon, .receive-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
    margin: 0;
    padding: 0;
}

.send-icon {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
}

.receive-icon {
    color: var(--success);
    background: rgba(16, 185, 129, 0.1);
}

.activity-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.activity-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.4;
}

.activity-time {
    font-size: 11px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.activity-amount {
    font-weight: 700;
    font-size: 14px;
    white-space: nowrap;
    padding-left: 10px;
    min-width: 100px;
    text-align: right;
}

.activity-amount.positive {
    color: var(--success);
}

.activity-amount.negative {
    color: var(--danger);
}

/* Popup modals */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

.popup-container {
    background: var(--card-bg);
    border-radius: 30px;
    width: 90%;
    max-width: 450px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
    border: 1px solid var(--border);
}

.popup-header {
    padding: 25px 30px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.popup-header h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.popup-header h2 i {
    color: var(--primary);
}

.popup-close {
    background: none;
    border: none;
    font-size: 30px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.3s ease;
    line-height: 1;
}

.popup-close:hover {
    color: var(--danger);
}

.popup-body {
    padding: 30px;
}

.popup-footer {
    padding: 20px 30px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 15px;
}

.popup-btn {
    padding: 12px 25px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.popup-btn.cancel {
    background: var(--background);
    color: var(--text-secondary);
}

.popup-btn.cancel:hover {
    background: #e5e5e5;
}

.popup-btn.confirm {
    background: var(--primary);
    color: white;
}

.popup-btn.confirm:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(107, 70, 193, 0.2);
}

.form-group {
    position: relative;
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}

.popup-select, .popup-input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border);
    border-radius: 16px;
    font-size: 16px;
    background: white;
    transition: all 0.3s ease;
}

.popup-select:focus, .popup-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(107, 70, 193, 0.1);
}

.popup-balance-info {
    background: var(--background);
    padding: 15px 20px;
    border-radius: 16px;
    margin-bottom: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 500;
}

.popup-balance-info span:last-child {
    color: var(--primary);
    font-weight: 700;
}

.popup-max {
    position: absolute;
    right: 12px;
    bottom: 12px;
    background: var(--primary-light);
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    z-index: 10;
}

.popup-max:hover {
    background: var(--primary);
    transform: scale(1.05);
    box-shadow: 0 4px 10px rgba(107, 70, 193, 0.3);
}

.popup-fee-info {
    background: rgba(107, 70, 193, 0.05);
    padding: 12px 15px;
    border-radius: 12px;
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--text-secondary);
}

.popup-error {
    color: var(--danger);
    font-size: 13px;
    margin-top: 10px;
    min-height: 20px;
}

/* Top Up specific */
#topUpPopup .popup-container {
    max-width: 380px;
}

#topUpPopup .popup-body {
    padding: 20px;
}

#topUpPopup .deposit-address-container {
    padding: 15px;
    margin: 10px 0;
}

#topUpPopup .deposit-address-box {
    padding: 10px 12px;
}

#topUpPopup .deposit-address-box span {
    font-size: 13px;
}

#topUpPopup .deposit-minimum {
    padding: 10px 12px;
    font-size: 11px;
}

.deposit-address-container {
    background: var(--background);
    border-radius: 16px;
    padding: 20px;
    margin: 20px 0;
}

.deposit-address-label {
    color: var(--text-secondary);
    font-size: 13px;
    margin-bottom: 10px;
}

.deposit-address-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: white;
    padding: 12px 16px;
    border-radius: 12px;
    border: 2px solid var(--border);
    font-family: monospace;
    font-size: 14px;
    word-break: break-all;
}

.copy-address-btn {
    background: var(--primary);
    color: white;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.copy-address-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

.deposit-minimum {
    background: rgba(245, 158, 11, 0.1);
    padding: 12px 15px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--warning);
}

/* Remove unused old styles */
.action-btn {
    display: none;
}

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

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

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

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

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

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

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

@keyframes gentlePulse {
    0% { box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.2); }
    50% { box-shadow: 0 20px 35px -5px rgba(107, 70, 193, 0.4); }
    100% { box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.2); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        width: 80px;
        padding: 16px 8px;
    }
    
    .logo span, .nav-menu a span, .user-info {
        display: none;
    }
    
    .main-content {
        margin-left: 80px;
    }
    
    .nav-menu a {
        justify-content: center;
    }
    
    .nav-menu a i {
        margin: 0;
    }
    
    .user-profile-mini {
        justify-content: center;
    }
    
    .summary-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .landing-page .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .landing-page .hero-stats {
        justify-content: center;
    }
    
    .landing-page .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .landing-page .crypto-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .landing-page .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .portfolio-overview {
        grid-template-columns: 1fr;
    }
    
    .quick-stats {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .holdings-header {
        display: none;
    }
    
    .holding-row {
        grid-template-columns: 1fr;
        gap: 12px;
        border: 1px solid var(--border);
        border-radius: 12px;
        margin-bottom: 12px;
    }
    
    .bottom-sections {
        grid-template-columns: 1fr;
    }
    
    .summary-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .activity-item {
        padding: 10px 12px;
        gap: 12px;
    }
    
    .send-icon, .receive-icon {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }
    
    .activity-amount {
        min-width: 80px;
        font-size: 13px;
    }
    
    .landing-page .navbar {
        padding: 16px 24px;
        flex-direction: column;
        gap: 16px;
    }
    
    .landing-page .nav-links {
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .landing-page .hero {
        padding: 0 24px;
        margin: 40px auto;
    }
    
    .landing-page .hero-content h1 {
        font-size: 40px;
    }
    
    .landing-page .features-section,
    .landing-page .supported-section,
    .landing-page .cta-section {
        padding: 60px 24px;
    }
    
    .landing-page .features-grid {
        grid-template-columns: 1fr;
    }
    
    .landing-page .crypto-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .landing-page .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 480px) {
    .summary-grid {
        grid-template-columns: 1fr;
    }
    
    .activity-item {
        flex-wrap: wrap;
    }
    
    .activity-amount {
        width: 100%;
        text-align: left;
        padding-left: 52px;
        min-width: auto;
    }
    
    .landing-page .crypto-grid {
        grid-template-columns: 1fr;
    }
    
    .landing-page .hero-stats {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }
    
    .landing-page .hero-content h1 {
        font-size: 32px;
    }
}

/* Force perfect icon alignment in activity items */
.activity-item i.send-icon,
.activity-item i.receive-icon {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    line-height: 1 !important;
    vertical-align: middle !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* Quick Actions Card - Make buttons fill space */
.quick-actions-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.quick-actions-card h3 {
    margin-bottom: 20px;
    flex-shrink: 0;
}

.quick-actions-card .action-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    flex: 1;
    min-height: 140px;
}

.quick-actions-card .action-btn-modern {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 20px 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.quick-actions-card .action-btn-modern i {
    font-size: 32px;
    margin-bottom: 8px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .quick-actions-card .action-buttons {
        min-height: 120px;
        gap: 10px;
    }
    
    .quick-actions-card .action-btn-modern {
        padding: 15px 8px;
    }
    
    .quick-actions-card .action-btn-modern i {
        font-size: 28px;
    }
}

@media (max-width: 480px) {
    .quick-actions-card .action-buttons {
        grid-template-columns: 1fr;
        gap: 10px;
    }
}   

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

.page-content {
    animation: fadeInUp 0.6s ease;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.sidebar-animate {
    animation: slideInLeft 0.5s ease;
}

.holdings-limit-warning {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid #EF4444;
    border-radius: 12px;
    padding: 12px 20px;
    margin-bottom: 20px;
    color: #EF4444;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
}

.holdings-limit-warning i {
    font-size: 20px;
}

.holdings-limit-warning a {
    color: #EF4444;
    font-weight: 700;
    text-decoration: underline;
    margin-left: 5px;
}

.holdings-limit-warning a:hover {
    text-decoration: none;
}

.notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 9999;
    animation: slideIn 0.3s ease;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    font-weight: 500;
    max-width: 400px;
    word-break: break-word;
    pointer-events: none;
}

.notification.success { background: #10B981; }
.notification.error { background: #EF4444; }
.notification.info { background: #6B46C1; }

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

.crypto-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

/* On mobile, allow wrapping */
@media (max-width: 768px) {
    .topup-warning {
        white-space: normal !important;
        overflow: visible !important;
        text-overflow: clip !important;
    }
}

/* ===== MOBILE MENU – BUTTON OUTSIDE NAVBAR ===== */
.mobile-menu-btn {
    display: none; /* hidden on desktop */
}
.landing-page .mobile-menu {
    display: none;
}

@media (max-width: 768px) {
    .landing-page .navbar {
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        padding: 12px 24px;
        justify-content: center;
        border-bottom: 1px solid var(--border);
        position: relative;
    }
    .landing-page .logo {
        margin: 0 auto;
        text-align: center;
        font-size: 22px;
    }
    .landing-page .nav-links {
        display: none !important;
    }

    /* Floating button – fixed at bottom center */
    .mobile-menu-btn {
        display: flex !important;
        align-items: center;
        justify-content: center;
        position: fixed !important;
        bottom: 24px !important;
        left: 50% !important;
        transform: translateX(-50%) !important;
        width: 56px !important;
        height: 56px !important;
        background: var(--primary) !important;
        color: white !important;
        border: none !important;
        border-radius: 50% !important;
        box-shadow: 0 6px 14px rgba(0, 0, 0, 0.2) !important;
        font-size: 28px !important;
        z-index: 1100 !important;
        cursor: pointer !important;
        transition: transform 0.2s ease, box-shadow 0.2s ease !important;
    }
    .mobile-menu-btn:active {
        transform: translateX(-50%) scale(0.95) !important;
        box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1) !important;
    }

    /* Hide button when menu is open */
    .mobile-menu.show ~ .mobile-menu-btn {
        opacity: 0 !important;
        pointer-events: none !important;
    }

    /* Slide‑up menu */
    .landing-page .mobile-menu {
        display: flex !important;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: white;
        border-radius: 28px 28px 0 0;
        padding: 20px 24px 30px;
        box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.15);
        transform: translateY(100%);
        transition: transform 0.3s ease;
        z-index: 1050;
        flex-direction: column;
        gap: 12px;
    }
    .landing-page .mobile-menu.show {
        transform: translateY(0);
    }

    .landing-page .mobile-menu .menu-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 16px;
        padding-bottom: 12px;
        border-bottom: 1px solid var(--border);
    }
    .landing-page .mobile-menu .menu-header span {
        font-size: 20px;
        font-weight: 700;
        color: var(--text-primary);
    }
    .landing-page .mobile-menu .close-menu {
        background: none;
        border: none;
        font-size: 28px;
        color: var(--text-secondary);
        cursor: pointer;
        padding: 0;
        line-height: 1;
        transition: color 0.2s;
    }
    .landing-page .mobile-menu .close-menu:active {
        color: var(--danger);
    }

    .landing-page .mobile-menu a {
        padding: 14px 20px;
        text-align: center;
        background: var(--background);
        border-radius: 40px;
        font-weight: 600;
        color: var(--text-primary);
        text-decoration: none;
        transition: all 0.2s;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
    }
    .landing-page .mobile-menu a:active {
        background: var(--primary-light);
        color: white;
        transform: scale(0.98);
    }

    .landing-page .mobile-menu .login-btn {
        background: rgba(107, 70, 193, 0.1);
        border: 2px solid var(--primary);
        color: var(--primary);
    }
    .landing-page .mobile-menu .signup-btn {
        background: var(--primary);
        color: white;
        box-shadow: 0 4px 12px rgba(107, 70, 193, 0.3);
    }
    .landing-page .mobile-menu .signup-btn:active {
        background: var(--primary-dark);
        transform: scale(0.98);
    }

    /* Extra bottom padding so the button never covers text */
    .info-container {
        padding-bottom: 120px !important;
    }
    .footer {
        padding-bottom: 120px !important;
    }
}

#qr-code {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 15px 0;
    padding: 10px;
    background: white;
    border-radius: 12px;
}