/* ============================================
   TRADEBOT // Chart Analysis & Automation
   Volcanic Glass Design System
   ============================================ */

/* CSS Variables - Volcanic Glass Palette */
:root {
    --bg-primary: #0D0D0D;
    --bg-secondary: #1A1A1A;
    --bg-tertiary: #262626;
    --bg-elevated: #333333;
    
    --text-primary: #F5F5F5;
    --text-secondary: #A3A3A3;
    --text-muted: #737373;
    
    --accent-primary: #FF6B2B;
    --accent-secondary: #FFB088;
    --accent-glow: rgba(255, 107, 43, 0.3);
    
    --success: #22C55E;
    --success-dim: rgba(34, 197, 94, 0.2);
    --danger: #EF4444;
    --danger-dim: rgba(239, 68, 68, 0.2);
    
    --border: #404040;
    --border-subtle: #2A2A2A;
    
    --font-display: 'Clash Grotesk', sans-serif;
    --font-body: 'Newsreader', Georgia, serif;
    
    --transition-fast: 150ms ease;
    --transition-medium: 300ms ease;
    --transition-slow: 500ms ease;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* Noise Texture Overlay */
.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.03;
    z-index: 1000;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ============================================
   MODALS
   ============================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-medium);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(20px);
    transition: transform var(--transition-medium);
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-tertiary);
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.1em;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
}

.modal-close:hover {
    color: var(--accent-primary);
}

/* Auth Modal */
.auth-tabs {
    display: flex;
    border-bottom: 1px solid var(--border);
}

.auth-tab {
    flex: 1;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    padding: 16px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
}

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

.auth-tab.active {
    color: var(--accent-primary);
    background: var(--accent-glow);
    border-bottom: 2px solid var(--accent-primary);
}

.auth-content {
    padding: 24px;
}

.auth-panel {
    display: none;
}

.auth-panel.active {
    display: block;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.auth-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.auth-form label {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.auth-form input {
    font-family: var(--font-display);
    font-size: 0.875rem;
    padding: 12px 16px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition-fast);
}

.auth-form input:focus {
    border-color: var(--accent-primary);
}

.auth-btn {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 14px;
    border: none;
    background: var(--accent-primary);
    color: var(--bg-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
    margin-top: 8px;
}

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

.auth-divider {
    display: flex;
    align-items: center;
    margin: 24px 0;
    color: var(--text-muted);
    font-family: var(--font-display);
    font-size: 0.625rem;
    letter-spacing: 0.1em;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.auth-divider span {
    padding: 0 16px;
}

.wallet-connect-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    padding: 14px;
    border: 1px solid var(--border);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.wallet-connect-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.wallet-icon {
    font-size: 1.25rem;
    color: var(--accent-primary);
}

/* Wallet Options */
.wallet-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.wallet-option {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.wallet-option:hover {
    border-color: var(--accent-primary);
    background: var(--accent-glow);
}

.wallet-logo {
    font-size: 1.5rem;
    width: 40px;
    text-align: center;
}

.wallet-name {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
}

/* Deposit Modal */
.deposit-content {
    padding: 24px;
}

.balance-display {
    text-align: center;
    padding: 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    margin-bottom: 24px;
}

.balance-label {
    display: block;
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.balance-value {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent-primary);
}

.crypto-selector {
    margin-bottom: 24px;
}

.crypto-selector > label {
    display: block;
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.crypto-options {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

.crypto-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 8px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.crypto-option:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.crypto-option.active {
    border-color: var(--accent-primary);
    background: var(--accent-glow);
    color: var(--accent-primary);
}

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

.crypto-name {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 600;
}

.deposit-address {
    margin-bottom: 24px;
}

.deposit-address > label {
    display: block;
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.address-box {
    display: flex;
    gap: 8px;
}

.address-code {
    flex: 1;
    font-family: 'SF Mono', monospace;
    font-size: 0.75rem;
    padding: 12px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    word-break: break-all;
}

.copy-btn {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 12px 20px;
    border: 1px solid var(--border);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.copy-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.copy-btn.copied {
    background: var(--success);
    border-color: var(--success);
    color: var(--bg-primary);
}

.qr-code {
    display: flex;
    justify-content: center;
    margin-bottom: 24px;
}

.qr-placeholder {
    width: 180px;
    height: 180px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    position: relative;
    overflow: hidden;
}

.qr-pattern {
    width: 120px;
    height: 120px;
    background-image: 
        repeating-linear-gradient(0deg, var(--border) 0px, var(--border) 8px, transparent 8px, transparent 16px),
        repeating-linear-gradient(90deg, var(--border) 0px, var(--border) 8px, transparent 8px, transparent 16px);
    opacity: 0.5;
}

.qr-label {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.deposit-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    padding: 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
}

.info-item {
    text-align: center;
}

.info-label {
    display: block;
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.info-value {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* History Modal */
.history-filters {
    display: flex;
    gap: 8px;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-tertiary);
}

.history-filter {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    padding: 8px 16px;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
}

.history-filter:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.history-filter.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-primary);
}

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

.history-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-subtle);
    font-family: var(--font-display);
}

.history-item:last-child {
    border-bottom: none;
}

.history-main {
    display: flex;
    align-items: center;
    gap: 16px;
}

.history-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    font-size: 1.25rem;
}

.history-icon.deposit { color: var(--success); }
.history-icon.withdrawal { color: var(--danger); }
.history-icon.trade { color: var(--accent-primary); }

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

.history-type {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.history-meta {
    font-size: 0.625rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

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

.history-value {
    display: block;
    font-size: 1rem;
    font-weight: 700;
}

.history-value.positive { color: var(--success); }
.history-value.negative { color: var(--danger); }

.history-status {
    font-size: 0.625rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

/* ============================================
   HEADER
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
}

.logo-icon {
    color: var(--accent-primary);
    font-size: 1.5rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

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

.logo-slash {
    color: var(--text-muted);
    font-weight: 400;
}

.logo-sub {
    color: var(--accent-primary);
    font-weight: 500;
    font-size: 0.875rem;
    letter-spacing: 0.1em;
}

.nav {
    display: flex;
    gap: 4px;
    background: var(--bg-tertiary);
    padding: 4px;
    border-radius: 4px;
}

.nav-btn {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    padding: 8px 20px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 2px;
    transition: all var(--transition-fast);
    text-transform: uppercase;
}

.nav-btn:hover {
    color: var(--text-primary);
}

.nav-btn.active {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Balance Widget */
.balance-widget {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
}

.balance-icon {
    font-size: 1.25rem;
}

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

.balance-amount {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--accent-primary);
}

.deposit-mini-btn {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    border: 1px solid var(--accent-primary);
    background: var(--accent-glow);
    color: var(--accent-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.deposit-mini-btn:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

/* Auth Actions */
.auth-actions {
    display: flex;
    align-items: center;
}

.auth-btn-header {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 10px 24px;
    border: 1px solid var(--accent-primary);
    background: var(--accent-glow);
    color: var(--accent-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
}

.auth-btn-header:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

/* User Menu */
.user-menu {
    position: relative;
}

.user-menu-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 16px;
    border: 1px solid var(--border);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.user-menu-btn:hover {
    border-color: var(--accent-primary);
}

.user-avatar {
    font-size: 1.25rem;
    color: var(--accent-primary);
}

.user-address {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: 101;
}

.user-menu.active .user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    width: 100%;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    padding: 14px 20px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
    text-transform: uppercase;
    border-bottom: 1px solid var(--border-subtle);
}

.dropdown-item:last-child {
    border-bottom: none;
}

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

.status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

.status-dot.live {
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
    animation: live-pulse 1.5s ease-in-out infinite;
}

@keyframes live-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

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

/* ============================================
   MAIN LAYOUT
   ============================================ */
.main {
    margin-top: 64px;
    min-height: calc(100vh - 64px - 40px);
    padding: 24px;
}

.view {
    display: none;
    height: 100%;
    animation: fadeIn 0.4s ease;
}

.view.active {
    display: flex;
    gap: 24px;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   CHART VIEW
   ============================================ */
.chart-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 0;
    overflow: hidden;
}

.chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-tertiary);
}

.pair-selector {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pair-selector select {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    padding: 8px 32px 8px 12px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23A3A3A3' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}

.timeframe {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-primary);
    padding: 6px 12px;
    border: 1px solid var(--accent-primary);
    background: var(--accent-glow);
}

.price-display {
    display: flex;
    align-items: baseline;
    gap: 12px;
}

.current-price {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.price-change {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    padding: 4px 8px;
}

.price-change.positive {
    color: var(--success);
    background: var(--success-dim);
}

.price-change.negative {
    color: var(--danger);
    background: var(--danger-dim);
}

.chart-controls {
    display: flex;
    gap: 8px;
}

.control-btn {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    padding: 8px 14px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
}

.control-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.control-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-primary);
}

.chart-wrapper {
    flex: 1;
    position: relative;
    min-height: 400px;
    background: var(--bg-primary);
}

#main-chart {
    width: 100%;
    height: 100%;
    display: block;
}

.chart-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.chart-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    border-top: 1px solid var(--border);
    background: var(--bg-tertiary);
}

.volume-bar {
    display: flex;
    align-items: center;
    gap: 12px;
}

.volume-bar .label {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.bar-container {
    width: 100px;
    height: 4px;
    background: var(--bg-elevated);
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    background: var(--accent-primary);
    width: 60%;
    transition: width var(--transition-medium);
}

.volume-bar .value {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 50px;
}

.indicators-active {
    display: flex;
    gap: 8px;
}

.indicator-tag {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 600;
    padding: 4px 10px;
    background: var(--accent-glow);
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
}

/* ============================================
   SIDEBAR
   ============================================ */
.sidebar {
    width: 320px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 0;
    overflow: hidden;
}

.panel-title {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border);
    color: var(--text-muted);
}

.order-book {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 300px;
}

.order-book-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    font-family: var(--font-display);
    font-size: 0.75rem;
}

.asks, .bids {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

.order-row {
    display: flex;
    justify-content: space-between;
    padding: 4px 8px;
    position: relative;
}

.order-row::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    opacity: 0.15;
    z-index: 0;
}

.asks .order-row::before {
    background: var(--danger);
    right: 0;
}

.bids .order-row::before {
    background: var(--success);
    right: 0;
}

.order-row span {
    position: relative;
    z-index: 1;
}

.order-price {
    font-weight: 600;
}

.asks .order-price { color: var(--danger); }
.bids .order-price { color: var(--success); }

.order-size {
    color: var(--text-secondary);
}

.spread {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 16px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--bg-tertiary);
}

.spread-label {
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.spread-value {
    font-weight: 600;
    color: var(--accent-primary);
}

.recent-trades {
    max-height: 280px;
}

.trades-list {
    padding: 8px;
    font-family: var(--font-display);
    font-size: 0.75rem;
    max-height: 240px;
    overflow-y: auto;
}

.trade-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 8px;
    border-bottom: 1px solid var(--border-subtle);
}

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

.trade-time {
    color: var(--text-muted);
    font-size: 0.625rem;
}

.trade-price {
    font-weight: 600;
}

.trade-size {
    color: var(--text-secondary);
}

.trade-buy { color: var(--success); }
.trade-sell { color: var(--danger); }

/* ============================================
   BOT VIEW
   ============================================ */
#bot-view {
    flex-direction: column;
}

.bot-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 24px;
    height: 100%;
}

.bot-panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.bot-status-card {
    padding: 20px;
}

.status-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.bot-state {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.bot-state.active {
    color: var(--accent-primary);
    animation: active-glow 2s ease-in-out infinite;
}

@keyframes active-glow {
    0%, 100% { text-shadow: 0 0 0 transparent; }
    50% { text-shadow: 0 0 20px var(--accent-glow); }
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    width: 60px;
    height: 32px;
}

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

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    transition: var(--transition-medium);
}

.slider::before {
    content: '';
    position: absolute;
    height: 24px;
    width: 24px;
    left: 4px;
    bottom: 3px;
    background: var(--text-muted);
    transition: var(--transition-medium);
}

input:checked + .slider {
    background: var(--accent-glow);
    border-color: var(--accent-primary);
}

input:checked + .slider::before {
    transform: translateX(26px);
    background: var(--accent-primary);
}

.bot-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.metric {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
}

.metric-label {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.metric-value {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Strategy Panel */
.strategy-form {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.form-group select,
.form-group input {
    font-family: var(--font-display);
    font-size: 0.875rem;
    padding: 10px 12px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition-fast);
}

.form-group select:focus,
.form-group input:focus {
    border-color: var(--accent-primary);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

/* Log Panel */
.log-panel {
    max-height: 300px;
}

.log-container {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    font-family: 'SF Mono', monospace;
    font-size: 0.75rem;
    line-height: 1.8;
}

.log-entry {
    display: flex;
    gap: 12px;
    padding: 6px 0;
    border-bottom: 1px solid var(--border-subtle);
}

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

.log-time {
    color: var(--text-muted);
    min-width: 70px;
}

.log-msg {
    color: var(--text-secondary);
}

.log-entry.buy .log-msg { color: var(--success); }
.log-entry.sell .log-msg { color: var(--danger); }
.log-entry.system .log-msg { color: var(--accent-primary); }
.log-entry.error .log-msg { color: var(--danger); }

/* Performance Panel */
.performance-panel {
    min-height: 300px;
}

#performance-chart {
    flex: 1;
    width: 100%;
    min-height: 250px;
}

/* ============================================
   SIGNALS VIEW
   ============================================ */
#signals-view {
    flex-direction: column;
}

.signals-container {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.signals-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.section-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.signal-filters {
    display: flex;
    gap: 8px;
}

.filter-btn {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    padding: 8px 16px;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
}

.filter-btn:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-primary);
}

.signals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

.signal-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 20px;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.signal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--text-muted);
}

.signal-card.buy::before { background: var(--success); }
.signal-card.sell::before { background: var(--danger); }
.signal-card.strong::before { background: var(--accent-primary); }

.signal-card:hover {
    border-color: var(--border);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.signal-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.signal-pair {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
}

.signal-type {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 4px 10px;
    text-transform: uppercase;
}

.signal-type.buy {
    background: var(--success-dim);
    color: var(--success);
}

.signal-type.sell {
    background: var(--danger-dim);
    color: var(--danger);
}

.signal-type.strong {
    background: var(--accent-glow);
    color: var(--accent-primary);
}

.signal-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.signal-detail {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.detail-label {
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.detail-value {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.signal-strength {
    display: flex;
    align-items: center;
    gap: 8px;
}

.strength-bar {
    flex: 1;
    height: 4px;
    background: var(--bg-tertiary);
    overflow: hidden;
}

.strength-fill {
    height: 100%;
    background: var(--accent-primary);
    transition: width var(--transition-medium);
}

.strength-value {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-primary);
    min-width: 30px;
    text-align: right;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    font-family: var(--font-display);
    font-size: 0.625rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    z-index: 100;
}

.footer-left {
    display: flex;
    align-items: center;
    gap: 24px;
}

.connection-status {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--success);
}

.pulse {
    width: 6px;
    height: 6px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse-dot 1.5s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

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

.latency span {
    color: var(--text-secondary);
}

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

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

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--bg-elevated);
    border-radius: 0;
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1200px) {
    .sidebar {
        width: 280px;
    }
}

@media (max-width: 1024px) {
    #chart-view {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        flex-direction: row;
    }
    
    .order-book, .recent-trades {
        flex: 1;
    }
    
    .bot-grid {
        grid-template-columns: 1fr;
    }
    
    .header-actions {
        gap: 12px;
    }
    
    .balance-widget {
        padding: 6px 12px;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 0 16px;
    }
    
    .logo-sub {
        display: none;
    }
    
    .nav-btn {
        padding: 8px 12px;
        font-size: 0.625rem;
    }
    
    .main {
        padding: 16px;
    }
    
    .chart-header {
        flex-wrap: wrap;
        gap: 12px;
    }
    
    .price-display {
        order: 3;
        width: 100%;
        justify-content: flex-start;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .signals-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .modal {
        max-width: 100%;
        margin: 16px;
    }
    
    .crypto-options {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .deposit-info {
        grid-template-columns: 1fr;
    }
    
    .address-box {
        flex-direction: column;
    }
    
    .copy-btn {
        width: 100%;
    }
}