:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --border: #475569;
    --shadow: rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Login Screen */
.login-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}

.login-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 3rem;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 60px var(--shadow);
}

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

.login-logo {
    width: 80px;
    height: 80px;
    border-radius: 16px;
    object-fit: contain;
    background: transparent;
    margin-bottom: 1rem;
}

.login-title {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input {
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
}

.btn-login {
    padding: 0.75rem 1.5rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 0.5rem;
}

.btn-login:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.login-error {
    color: var(--danger);
    font-size: 0.875rem;
    text-align: center;
    min-height: 1.5rem;
    margin-top: -0.5rem;
}

.dashboard-content {
    width: 100%;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header-controls {
    display: flex;
    gap: 1rem;
}

.balance-toggle-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.balance-toggle-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent);
}

.balance-toggle-btn.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.balance-toggle-btn .toggle-icon {
    font-size: 1rem;
}

.balance-toggle-btn.active .toggle-icon {
    content: "🙈";
}

.balance-toggle-btn.active .toggle-text {
    content: "Mostrar Saldos";
}

.balance-hidden .stat-value,
.balance-hidden .metric-value,
.balance-hidden .balance-info,
.balance-hidden .portfolio-balance,
.balance-hidden .pnl-value,
.balance-hidden .balance-value {
    display: none !important;
}

.balance-hidden .stat-value::after,
.balance-hidden .metric-value::after,
.balance-hidden .portfolio-balance::after,
.balance-hidden .pnl-value::after,
.balance-hidden .balance-value::after {
    content: "***";
    color: var(--text-secondary);
    font-weight: normal;
}


.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.section-header h2 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 600;
}

.refresh-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.refresh-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.refresh-btn:active {
    transform: translateY(0);
}

.refresh-btn.refreshing {
    opacity: 0.7;
    cursor: not-allowed;
}

.refresh-btn.refreshing::before {
    content: "⏳";
    animation: spin 1s linear infinite;
}

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

.logo {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    object-fit: contain;
    background: transparent;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-stats {
    display: flex;
    gap: 2rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--success);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-logout {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-logout:hover {
    background: var(--danger);
    border-color: var(--danger);
    transform: translateY(-1px);
}

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.status-indicator.online {
    background-color: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.status-indicator.offline {
    background-color: var(--danger);
    box-shadow: 0 0 8px var(--danger);
}

/* Tabs */
.tabs {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    overflow-x: auto;
}

.tab-btn {
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    border-bottom: 2px solid transparent;
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* Main Content */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

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

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

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Ticker Section */
.ticker-section {
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
}

.ticker-container {
    margin-bottom: 1rem;
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--border);
    width: 100%;
    max-width: 100%;
}

.ticker-label {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.ticker-scroll {
    overflow: hidden;
    white-space: nowrap;
    position: relative;
    height: 70px;
}

.ticker-content {
    display: inline-flex;
    gap: 1.5rem;
    animation: scroll 30s linear infinite;
    padding-right: 2rem;
}

.ticker-content:hover {
    animation-play-state: paused;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.ticker-item {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
    border: 1px solid var(--border);
    min-width: 180px;
}

.ticker-symbol {
    font-weight: 600;
    font-size: 1rem;
}

.ticker-price {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.ticker-change {
    font-weight: 600;
    font-size: 1rem;
}

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

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

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

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
    min-width: 0;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--shadow);
}

.stat-icon {
    font-size: 2rem;
}

.stat-info {
    flex: 1;
    min-width: 0; /* Permite que o conteúdo seja cortado */
    overflow: hidden;
}

.stat-title {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.stat-amount {
    font-size: 0.95rem;
    font-weight: 700;
    word-break: break-word;
    overflow-wrap: break-word;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Tables */
.section-full {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.section-full h2 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.table-container {
    overflow-x: auto;
    border-radius: 8px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.data-table thead {
    background: var(--bg-tertiary);
}

.data-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border);
}

.data-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}

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

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

.data-table tbody tr.trade-winner {
    background: rgba(16, 185, 129, 0.1);
    border-left: 3px solid var(--success);
}

.data-table tbody tr.trade-winner:hover {
    background: rgba(16, 185, 129, 0.15);
}

.data-table tbody tr.trade-loser {
    background: rgba(239, 68, 68, 0.1);
    border-left: 3px solid var(--danger);
}

.data-table tbody tr.trade-loser:hover {
    background: rgba(239, 68, 68, 0.15);
}

.empty-state {
    text-align: center;
    padding: 3rem !important;
    color: var(--text-secondary);
}

/* Sentiment Section */
.sentiment-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.sentiment-section h2 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.sentiment-container {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 2rem;
}

.sentiment-stats {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sentiment-stat-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
}

.sentiment-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.sentiment-score {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--success), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.sentiment-label-text {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.sentiment-breakdown {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
    border-left: 4px solid;
}

.breakdown-item.bullish {
    border-left-color: var(--success);
}

.breakdown-item.neutral {
    border-left-color: var(--text-secondary);
}

.breakdown-item.bearish {
    border-left-color: var(--danger);
}

.breakdown-label {
    font-size: 0.9rem;
    font-weight: 500;
}

.breakdown-value {
    font-size: 1rem;
    font-weight: 700;
}

.breakdown-item.bullish .breakdown-value {
    color: var(--success);
}

.breakdown-item.neutral .breakdown-value {
    color: var(--text-secondary);
}

.breakdown-item.bearish .breakdown-value {
    color: var(--danger);
}

.sentiment-chart-container {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    position: relative;
    height: 300px;
}

/* Portfolio Preview */
.portfolio-preview {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

.portfolio-preview h2 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

/* Metrics */
.metrics-charts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.chart-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

.chart-card h3 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.chart-container {
    position: relative;
    height: 300px;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.metric-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

.metric-card.large {
    grid-column: span 2;
}

.metric-card h3 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.metric-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.metric-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.metric-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.metric-value {
    font-size: 1.5rem;
    font-weight: 700;
}

.metric-value.positive {
    color: var(--success);
}

.metric-value.negative {
    color: var(--danger);
}

/* Settings */
.settings-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.settings-section {
    margin-bottom: 2.5rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

.settings-section h3 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--border);
    font-weight: 600;
}

.settings-section .settings-grid {
    margin-bottom: 0;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.setting-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.setting-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.setting-group input[type="number"],
.setting-group input[type="text"] {
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.setting-group input:focus {
    outline: none;
    border-color: var(--primary);
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary);
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--bg-primary);
}

/* Loading */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.loading-overlay.active {
    display: flex;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Toast */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 8px 24px var(--shadow);
    transform: translateX(400px);
    transition: transform 0.3s;
    z-index: 1001;
    max-width: 400px;
}

.toast.show {
    transform: translateX(0);
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

/* Responsive Design - Mobile First Approach */
@media (max-width: 1024px) {
    .header-content {
        padding: 1rem;
        flex-wrap: wrap;
        gap: 1rem;
    }

    .logo-section {
        flex: 1;
        min-width: 200px;
    }

    .header-stats {
        flex: 1;
        justify-content: space-between;
        min-width: 100%;
        gap: 0.5rem;
    }

    .stat-item {
        flex: 1;
        text-align: center;
        min-width: 0;
    }

    .stat-value {
        font-size: 1rem;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0.25rem;
    }

    .stat-label {
        font-size: 0.7rem;
    }

    .main-content {
        padding: 0.5rem;
    }

    .tabs {
        padding: 0 0.5rem;
        gap: 0.25rem;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .tabs::-webkit-scrollbar {
        display: none;
    }

    .tab-btn {
        padding: 0.75rem 1rem;
        font-size: 0.8rem;
        white-space: nowrap;
        flex-shrink: 0;
    }

    .quick-stats {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 0.75rem;
    }

    .stat-card {
        padding: 1rem;
    }

    .stat-icon {
        font-size: 1.5rem;
    }

    .stat-amount {
        font-size: 0.85rem;
    }

    .ticker-container {
        padding: 1rem;
    }

    .ticker-item {
        min-width: 140px;
        padding: 0.5rem 0.75rem;
    }

    .ticker-symbol {
        font-size: 0.85rem;
    }

    .ticker-price, .ticker-change {
        font-size: 0.8rem;
    }
}

@media (max-width: 768px) {
    /* Header Mobile */
    .header {
        padding: 1rem 0.5rem;
    }

    .header-content {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }

    .logo-section {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 0.5rem;
    }

    .logo {
        width: 40px;
        height: 40px;
        object-fit: contain;
        background: transparent;
    }

    .logo-text {
        font-size: 1.2rem;
    }

    .header-stats {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .stat-item {
        flex: 1;
        min-width: 80px;
    }

    .stat-value {
        font-size: 0.9rem;
    }

    .btn-logout {
        width: 100%;
        padding: 0.5rem;
        font-size: 0.8rem;
    }

    /* Navigation */
    .tabs {
        padding: 0 0.25rem;
        gap: 0.125rem;
        margin-bottom: 0.5rem;
    }

    .tab-btn {
        padding: 0.75rem 1rem;
        font-size: 0.85rem;
        font-weight: 600;
    }

    /* Main Content */
    .main-content {
        padding: 0.25rem;
    }

    /* Cards and Stats */
    .quick-stats {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .stat-card {
        padding: 0.75rem;
        flex-direction: row;
        align-items: center;
        gap: 0.75rem;
    }

    .stat-icon {
        font-size: 1.25rem;
        flex-shrink: 0;
    }

    .stat-info {
        flex: 1;
        min-width: 0;
    }

    .stat-title {
        font-size: 0.75rem;
        margin-bottom: 0.125rem;
    }

    .stat-amount {
        font-size: 0.8rem;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    /* Tables Mobile */
    .table-container {
        border-radius: 6px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .data-table {
        font-size: 0.75rem;
        min-width: 600px; /* Ensure horizontal scroll */
    }

    .data-table th,
    .data-table td {
        padding: 0.5rem 0.25rem;
        white-space: nowrap;
    }

    .data-table th {
        font-size: 0.7rem;
        font-weight: 700;
    }

    .btn-sell {
        padding: 0.25rem 0.5rem;
        font-size: 0.7rem;
        min-width: auto;
    }

    /* Sentiment Section */
    .sentiment-section {
        padding: 1rem;
    }

    .sentiment-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .sentiment-stats {
        gap: 0.75rem;
    }

    .sentiment-stat-card {
        padding: 1rem;
    }

    .sentiment-score {
        font-size: 2rem;
    }

    .sentiment-chart-container {
        height: 200px;
        padding: 0.75rem;
    }

    /* Charts */
    .metrics-charts {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .chart-card {
        padding: 1rem;
    }

    .chart-card h3 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }

    .chart-container {
        height: 200px;
    }

    .metrics-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .metric-card {
        padding: 1rem;
    }

    .metric-card h3 {
        font-size: 1rem;
        margin-bottom: 0.75rem;
    }

    .metric-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .metric-item {
        gap: 0.25rem;
    }

    .metric-label {
        font-size: 0.75rem;
    }

    .metric-value {
        font-size: 1rem;
    }

    /* Settings */
    .settings-container {
        padding: 1rem;
    }

    .settings-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .settings-section {
        padding: 1rem;
    }

    .settings-section h3 {
        font-size: 1rem;
        margin-bottom: 1rem;
    }

    .setting-group input[type="number"],
    .setting-group input[type="text"] {
        padding: 0.75rem;
        font-size: 1rem; /* Prevent zoom on iOS */
        -webkit-appearance: none;
        appearance: none;
    }

    .checkbox-group label {
        font-size: 0.9rem;
        gap: 0.5rem;
    }

    .checkbox-group input[type="checkbox"] {
        width: 18px;
        height: 18px;
    }

    .form-actions {
        flex-direction: column;
        gap: 0.5rem;
    }

    .btn {
        padding: 0.75rem 1rem;
        font-size: 0.95rem;
        width: 100%;
        justify-content: center;
    }

    /* Logs */
    .logs-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }

    .logs-controls {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .logs-controls select {
        flex: 1;
        min-width: 120px;
    }

    .logs-container {
        padding: 1rem;
        max-height: 400px;
    }

    .log-entry {
        gap: 0.5rem;
        padding: 0.25rem 0;
        flex-wrap: wrap;
    }

    .log-time {
        min-width: 100px;
        font-size: 0.75rem;
    }

    .log-level {
        min-width: 50px;
        font-size: 0.65rem;
        padding: 1px 4px;
    }

    .log-message {
        font-size: 0.8rem;
        word-break: break-word;
    }

    /* Modal Mobile */
    .modal-content {
        width: 95%;
        max-width: none;
        max-height: 95vh;
        margin: 0 auto;
    }

    .modal-header {
        padding: 1rem;
    }

    .modal-header h3 {
        font-size: 1.1rem;
    }

    .modal-body {
        height: calc(95vh - 70px);
    }

    /* Login Mobile */
    .login-container {
        width: 95%;
        max-width: 400px;
        padding: 2rem 1.5rem;
        margin: 1rem;
    }

    .login-title {
        font-size: 1.5rem;
    }

    .login-form {
        gap: 1rem;
    }

    .form-group input {
        padding: 0.875rem 1rem;
        font-size: 1rem; /* Prevent zoom on iOS */
        -webkit-appearance: none;
        appearance: none;
    }

    .btn-login {
        padding: 0.875rem 1.5rem;
        font-size: 1.05rem;
        margin-top: 1rem;
    }

    /* Toast Mobile */
    .toast {
        bottom: 1rem;
        right: 1rem;
        left: 1rem;
        max-width: none;
        width: auto;
    }

    /* Loading */
    .loading-overlay {
        padding: 1rem;
    }

    .spinner {
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    /* Extra Small Screens */
    .header {
        padding: 0.75rem 0.25rem;
    }

    .logo-section {
        gap: 0.25rem;
    }

    .logo {
        width: 35px;
        height: 35px;
        object-fit: contain;
        background: transparent;
    }

    .logo-text {
        font-size: 1.1rem;
    }

    .header-stats {
        gap: 0.25rem;
    }

    .stat-item {
        min-width: 70px;
    }

    .stat-value {
        font-size: 0.8rem;
    }

    .tabs {
        padding: 0 0.125rem;
    }

    .tab-btn {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
        font-weight: 600;
    }

    .main-content {
        padding: 0.5rem;
    }

    .quick-stats {
        gap: 0.5rem;
    }

    .stat-card {
        padding: 1rem;
    }

    .stat-icon {
        font-size: 1.5rem;
    }

    .stat-info {
        gap: 0.5rem;
    }

    .stat-title {
        font-size: 0.9rem;
    }

    .stat-amount {
        font-size: 0.95rem;
    }

    .section-full {
        padding: 0.75rem;
    }

    .section-full h2 {
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }

    .data-table {
        font-size: 0.7rem;
        min-width: 500px;
    }

    .data-table th,
    .data-table td {
        padding: 0.375rem 0.125rem;
    }

    .sentiment-section {
        padding: 0.75rem;
    }

    .sentiment-stat-card {
        padding: 0.75rem;
        text-align: center;
    }

    .sentiment-score {
        font-size: 1.5rem;
    }

    .sentiment-chart-container {
        height: 150px;
        padding: 0.5rem;
    }

    .chart-container {
        height: 150px;
    }

    .settings-container {
        padding: 0.75rem;
    }

    .settings-section {
        padding: 0.75rem;
    }

    .modal-content {
        width: 98%;
        margin: 0.5rem;
    }

    .login-container {
        width: 98%;
        padding: 1.5rem 1rem;
        margin: 0.5rem;
    }

    .login-title {
        font-size: 1.3rem;
    }
}

/* Utility Classes */
.text-positive {
    color: var(--success);
}

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

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

/* Touch-Friendly Improvements */
@media (hover: none) and (pointer: coarse) {
    /* Remove hover effects on touch devices */
    .tab-btn:hover {
        color: var(--text-secondary);
        background: none;
    }

    .stat-card:hover {
        transform: none;
        box-shadow: 0 4px 12px var(--shadow);
    }

    .btn:hover {
        transform: none;
    }

    .btn-primary:hover {
        transform: none;
    }

    .btn-sell:hover {
        transform: none;
    }

    .btn-logout:hover {
        transform: none;
    }

    .clickable-symbol:hover {
        color: var(--text-primary);
    }

    .btn-refresh:hover,
    .btn-clear:hover {
        background: var(--bg-tertiary);
        color: var(--text-primary);
    }

    .modal-close:hover {
        background: none;
        color: var(--text-secondary);
    }
}

/* Touch targets should be at least 44px */
.tab-btn,
.btn,
.btn-sell,
.btn-logout,
.btn-refresh,
.btn-clear,
.modal-close,
.checkbox-group input[type="checkbox"] {
    min-height: 44px;
    min-width: 44px;
}

/* Better scrolling on mobile */
* {
    -webkit-overflow-scrolling: touch;
}

/* Prevent text selection on UI elements */
.tab-btn,
.btn,
.stat-card,
.modal-close {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* Improve input focus on mobile */
.form-group input:focus,
.setting-group input:focus,
.logs-controls select:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.btn-sell {
    padding: 0.5rem 1rem;
    background: var(--danger);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-sell:hover {
    background: #dc2626;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

.btn-sell:active {
    transform: translateY(0);
}

/* Clickable Symbol */
.clickable-symbol {
    cursor: pointer;
    transition: color 0.2s;
}

.clickable-symbol:hover {
    color: var(--primary);
}

/* Logs */
.logs-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.logs-header h2 {
    margin: 0;
}

.logs-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.logs-controls select {
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.logs-controls select:focus {
    outline: none;
    border-color: var(--primary);
}

.btn-refresh, .btn-clear {
    padding: 0.5rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.2s;
}

.btn-refresh:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.btn-clear:hover {
    background: var(--danger);
    border-color: var(--danger);
    color: white;
}

.logs-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    max-height: 600px;
    overflow-y: auto;
}

.logs-content {
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    line-height: 1.5;
}

.log-entry {
    display: flex;
    gap: 1rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

.log-entry:last-child {
    border-bottom: none;
}

.log-time {
    color: var(--text-secondary);
    min-width: 140px;
    font-weight: 500;
}

.log-level {
    min-width: 70px;
    font-weight: bold;
    padding: 2px 8px;
    border-radius: 4px;
    text-align: center;
    font-size: 0.75rem;
}

.log-level.INFO {
    background: var(--success);
    color: white;
}

.log-level.WARNING {
    background: var(--warning);
    color: white;
}

.log-level.ERROR {
    background: var(--danger);
    color: white;
}

.log-level.DEBUG {
    background: var(--text-secondary);
    color: white;
}

.log-message {
    flex: 1;
    color: var(--text-primary);
}

/* TradingView Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: 0 20px 60px var(--shadow);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.2s;
}

.modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.modal-body {
    padding: 0;
    height: calc(90vh - 80px);
    overflow: hidden;
}

/* TradingView Widget Container for Mobile */
#tradingview-widget-container {
    width: 100%;
    height: 100%;
    min-height: 400px;
}

/* Ensure TradingView widget is responsive */
@media (max-width: 768px) {
    #tradingview-widget-container {
        min-height: 300px;
    }
}

@media (max-width: 480px) {
    #tradingview-widget-container {
        min-height: 250px;
    }
}

/* Converter Tab Styles */
.converter-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.converter-positions {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

.converter-positions h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-size: 1.2rem;
}

.positions-list {
    max-height: 400px;
    overflow-y: auto;
}

.position-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
    margin-bottom: 0.5rem;
    border: 1px solid var(--border);
    transition: all 0.2s;
}

.position-item:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--primary);
}

.position-symbol {
    font-weight: 600;
    color: var(--text-primary);
}

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

.position-quantity {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.position-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.converter-interface {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

.converter-interface h3 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-size: 1.2rem;
}

.rates-display {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

.rate-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
}

.rate-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 0.5rem;
}

.rate-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary);
}

.conversion-calculator {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

.calculator-input {
    margin-bottom: 1.5rem;
}

.calculator-input label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.converter-select,
.calculator-input input {
    width: 100%;
    padding: 0.75rem;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
}

.converter-select:focus,
.calculator-input input:focus {
    outline: none;
    border-color: var(--primary);
}

.conversion-result {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.result-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.result-line:last-child {
    margin-bottom: 0;
}

.result-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.result-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.conversion-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.conversion-actions .btn {
    flex: 1;
    min-width: 140px;
}

.recent-conversions {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

.recent-conversions h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-size: 1.2rem;
}

.conversions-list {
    max-height: 300px;
    overflow-y: auto;
}

.conversion-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
    margin-bottom: 0.5rem;
    border: 1px solid var(--border);
}

.conversion-details {
    flex: 1;
}

.conversion-pair {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.conversion-amount {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.conversion-timestamp {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.conversion-status {
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

.conversion-status.success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.conversion-status.pending {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.conversion-status.error {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.section-description {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.balance-info {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.balance-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.balance-item:last-child {
    margin-bottom: 0;
}

.balance-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.balance-value {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 600;
}

/* Mobile Responsive for Converter */
@media (max-width: 1024px) {
    .converter-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .rates-display {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
}

@media (max-width: 768px) {
    .converter-container {
        gap: 1rem;
    }

    .converter-positions,
    .converter-interface,
    .recent-conversions {
        padding: 1rem;
    }

    .position-item,
    .conversion-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .position-details,
    .conversion-details {
        text-align: left;
        width: 100%;
    }

    .conversion-actions {
        flex-direction: column;
    }

    .conversion-actions .btn {
        width: 100%;
    }

    .calculator-input input,
    .converter-select {
        font-size: 1rem; /* Prevent zoom on iOS */
    }
}

@media (max-width: 480px) {
    .rates-display {
        gap: 0.5rem;
    }

    .rate-card {
        padding: 0.75rem;
    }

    .rate-value {
        font-size: 1rem;
    }

    .conversion-calculator {
        padding: 1rem;
    }

    .conversion-result {
        padding: 0.75rem;
    }

    .result-value {
        font-size: 0.9rem;
    }

    .balance-info {
        padding: 0.75rem;
    }

    .balance-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }

    .balance-value {
        font-size: 0.9rem;
    }

    .position-item,
    .conversion-item {
        padding: 0.75rem;
    }
}