/* ========================================
   FINANCETRACK PRO - OPTIMIZED LAYOUT
   Balanced sizing, professional containers
   ======================================== */

:root {
    /* Light Theme Colors */
    --light-bg-primary: #f5f7fc;
    --light-bg-secondary: #ffffff;
    --light-bg-card: #ffffff;
    --light-bg-hover: #edf2f9;
    --light-text-primary: #1a2639;
    --light-text-secondary: #3a4a6b;
    --light-text-muted: #5f6f8c;
    --light-border: #d9e2ef;
    --light-border-hover: #b8c9e0;
    
    /* Dark Theme Colors */
    --dark-bg-primary: #0e121b;
    --dark-bg-secondary: #171f2c;
    --dark-bg-card: #1f2937;
    --dark-bg-hover: #2d3a4a;
    --dark-text-primary: #edf2f7;
    --dark-text-secondary: #cbd5e0;
    --dark-text-muted: #9aa9b9;
    --dark-border: #2d3a4a;
    --dark-border-hover: #3f5066;
    
    /* Accent Colors */
    --accent-blue: #2563eb;
    --accent-blue-light: #3b82f6;
    --accent-blue-dark: #1d4ed8;
    --accent-green: #10b981;
    --accent-green-light: #34d399;
    --accent-green-dark: #059669;
    --accent-red: #ef4444;
    --accent-red-light: #f87171;
    --accent-red-dark: #dc2626;
    --accent-purple: #8b5cf6;
    --accent-purple-light: #a78bfa;
    --accent-purple-dark: #7c3aed;
    
    /* Crypto Colors */
    --crypto-btc: #f7931a;
    --crypto-eth: #627eea;
    --crypto-bnb: #f3ba2f;
    --crypto-sol: #9945ff;
    
    /* Commodity Colors */
    --commodity-gold: #fbbf24;
    --commodity-silver: #94a3b8;
    --commodity-oil: #10b981;
    
    /* Shadows - Medium */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.03);
    --shadow-md: 0 4px 6px -2px rgba(0,0,0,0.05), 0 2px 4px -1px rgba(0,0,0,0.03);
    --shadow-lg: 0 10px 15px -5px rgba(0,0,0,0.05), 0 4px 8px -2px rgba(0,0,0,0.03);
    --shadow-xl: 0 20px 25px -8px rgba(0,0,0,0.05), 0 8px 12px -4px rgba(0,0,0,0.03);
    
    /* Gradients */
    --gradient-blue: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    --gradient-green: linear-gradient(135deg, var(--accent-green), var(--accent-green-light));
    --gradient-red: linear-gradient(135deg, var(--accent-red), var(--accent-red-light));
}

/* Dark Mode Variables */
body.dark-mode {
    --bg-primary: var(--dark-bg-primary);
    --bg-secondary: var(--dark-bg-secondary);
    --bg-card: var(--dark-bg-card);
    --bg-hover: var(--dark-bg-hover);
    --text-primary: var(--dark-text-primary);
    --text-secondary: var(--dark-text-secondary);
    --text-muted: var(--dark-text-muted);
    --border: var(--dark-border);
    --border-hover: var(--dark-border-hover);
}

/* Light Mode Variables (Default) */
body.light-mode {
    --bg-primary: var(--light-bg-primary);
    --bg-secondary: var(--light-bg-secondary);
    --bg-card: var(--light-bg-card);
    --bg-hover: var(--light-bg-hover);
    --text-primary: var(--light-text-primary);
    --text-secondary: var(--light-text-secondary);
    --text-muted: var(--light-text-muted);
    --border: var(--light-border);
    --border-hover: var(--light-border-hover);
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.2s ease;
    min-height: 100vh;
    line-height: 1.5;
    font-size: 14px;
}

/* App Layout */
.app {
    display: flex;
    min-height: 100vh;
}

/* ========================================
   SIDEBAR - Medium Size
   ======================================== */

.sidebar {
    width: 240px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    z-index: 50;
}

.brand {
    padding: 20px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-card);
}

.brand-icon {
    font-size: 24px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-blue);
    border-radius: 10px;
    color: white;
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.2);
}

.brand-name {
    font-size: 18px;
    font-weight: 700;
}

.brand-highlight {
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav {
    flex: 1;
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-btn {
    padding: 10px 14px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-align: left;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.nav-btn.active {
    background: var(--gradient-blue);
    color: white;
    box-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
}

.theme-switch {
    padding: 16px;
    border-top: 1px solid var(--border);
    background: var(--bg-card);
}

.theme-btn {
    width: 100%;
    padding: 10px;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 30px;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
}

.theme-btn:hover {
    border-color: var(--accent-blue);
}

.user-profile {
    padding: 16px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-card);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: var(--gradient-blue);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
    color: white;
}

.user-info {
    flex: 1;
}

.user-name {
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 2px;
}

.user-phone {
    font-size: 11px;
    color: var(--text-secondary);
}

/* ========================================
   MAIN CONTENT - Balanced
   ======================================== */

.main {
    flex: 1;
    margin-left: 240px;
    padding: 20px 24px;
    background: var(--bg-primary);
    min-height: 100vh;
}

/* Top Bar */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.page-title {
    font-size: 22px;
    font-weight: 700;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.time-display {
    padding: 6px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 30px;
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.market-status {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 600;
    background: var(--bg-card);
    border: 1px solid;
}

.market-status.open {
    color: var(--accent-green);
    border-color: var(--accent-green);
    background: rgba(16, 185, 129, 0.05);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
    animation: pulseDot 1.5s infinite;
}

@keyframes pulseDot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
}

/* Views */
.view {
    display: none;
    animation: fadeIn 0.3s ease;
}

.view.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   MARKET CARDS - Medium
   ======================================== */

.market-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.market-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: var(--shadow-sm);
}

.market-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-md);
}

.market-icon {
    width: 48px;
    height: 48px;
    background: var(--bg-hover);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 600;
    color: var(--accent-blue);
}

.market-content {
    flex: 1;
}

.market-label {
    color: var(--text-secondary);
    font-size: 12px;
    margin-bottom: 2px;
    font-weight: 500;
}

.market-value {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 2px;
}

.market-change {
    font-size: 11px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 2px 6px;
    border-radius: 12px;
    background: var(--bg-hover);
    width: fit-content;
}

.positive { color: var(--accent-green); }
.negative { color: var(--accent-red); }

/* ========================================
   BALANCE CARD - Medium
   ======================================== */

.balance-card {
    background: var(--gradient-blue);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: white;
    box-shadow: var(--shadow-lg);
}

.balance-left {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.balance-label {
    font-size: 12px;
    opacity: 0.9;
    font-weight: 500;
}

.balance-amount {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.balance-stats {
    display: flex;
    align-items: center;
    gap: 20px;
    background: rgba(255, 255, 255, 0.1);
    padding: 12px 20px;
    border-radius: 40px;
    backdrop-filter: blur(4px);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
}

.stat-value {
    font-size: 16px;
    font-weight: 700;
}

.stat-label {
    font-size: 10px;
    opacity: 0.9;
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 24px;
    background: rgba(255, 255, 255, 0.2);
}

/* ========================================
   TRADE PANEL - Medium
   ======================================== */

.trade-panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
}

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

.panel-header h3 {
    font-size: 16px;
    font-weight: 600;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.panel-badges {
    display: flex;
    gap: 8px;
}

.badge {
    padding: 4px 10px;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-secondary);
}

.trade-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.asset-select, .trade-input {
    flex: 1;
    min-width: 130px;
    padding: 10px 14px;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 13px;
    transition: all 0.2s;
}

.asset-select:focus, .trade-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.btn-buy, .btn-sell {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    min-width: 80px;
}

.btn-buy {
    background: var(--gradient-green);
    color: white;
}

.btn-buy:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(16, 185, 129, 0.2);
}

.btn-sell {
    background: var(--gradient-red);
    color: white;
}

.btn-sell:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(239, 68, 68, 0.2);
}

/* ========================================
   HOLDINGS SECTION - Medium
   ======================================== */

.holdings-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 20px;
    box-shadow: var(--shadow-sm);
}

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

.section-header h2 {
    font-size: 16px;
    font-weight: 600;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.filter-select {
    padding: 6px 14px;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 20px;
    color: var(--text-primary);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    min-width: 140px;
}

.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 1000px;
    font-size: 13px;
}

th {
    text-align: left;
    padding: 12px 10px;
    background: var(--bg-hover);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    border-bottom: 1px solid var(--border);
}

td {
    padding: 12px 10px;
    border-bottom: 1px solid var(--border);
    font-size: 12px;
}

tr:hover td {
    background: var(--bg-hover);
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 6px;
}

.action-btn {
    width: 28px;
    height: 28px;
    border: 1px solid var(--border);
    background: var(--bg-hover);
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.action-btn:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.action-btn.sell:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

/* Asset Type Badge */
.asset-type {
    display: inline-block;
    padding: 2px 8px;
    background: var(--bg-hover);
    border-radius: 12px;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: capitalize;
    border: 1px solid var(--border);
}

/* ========================================
   ANALYTICS VIEW - Medium
   ======================================== */

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

.analytics-header h2 {
    font-size: 18px;
    font-weight: 600;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.date-range {
    display: flex;
    gap: 6px;
}

.range-btn {
    padding: 4px 12px;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 20px;
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
}

.range-btn.active {
    background: var(--gradient-blue);
    color: white;
    border-color: transparent;
}

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

.analytics-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px;
    box-shadow: var(--shadow-sm);
}

.analytics-card.wide {
    grid-column: span 2;
}

.analytics-card h3 {
    margin-bottom: 12px;
    font-size: 14px;
    font-weight: 600;
}

.distribution-chart {
    height: 150px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 16px;
    padding: 10px 0;
}

.chart-bar {
    width: 30px;
    background: var(--gradient-blue);
    border-radius: 6px 6px 0 0;
    transition: height 0.3s;
}

.allocation-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.allocation-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
    font-size: 12px;
}

.allocation-percent {
    font-weight: 700;
    color: var(--accent-blue);
    padding: 2px 8px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 12px;
}

.performance-chart {
    height: 150px;
    background: var(--bg-hover);
    border-radius: 10px;
    padding: 12px;
}

.mock-chart {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 100%;
    gap: 6px;
}

.chart-line {
    flex: 1;
    background: var(--gradient-blue);
    border-radius: 4px 4px 0 0;
    min-width: 20px;
}

/* ========================================
   CRYPTO / COMMODITIES / GLOBAL GRIDS - Medium
   ======================================== */

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

.market-header h2 {
    font-size: 18px;
    font-weight: 600;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.market-filters {
    display: flex;
    gap: 12px;
}

.search-input {
    padding: 6px 14px;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 30px;
    color: var(--text-primary);
    width: 220px;
    font-size: 12px;
}

.crypto-grid, .commodities-grid, .global-grid, .watchlist-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 16px;
}

.crypto-card, .commodity-card, .global-card, .watchlist-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    transition: all 0.2s;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}

.crypto-card:hover, .commodity-card:hover, .global-card:hover, .watchlist-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-md);
}

.crypto-icon, .commodity-icon, .global-icon {
    width: 48px;
    height: 48px;
    background: var(--bg-hover);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 600;
    color: var(--accent-blue);
}

.crypto-info, .commodity-info, .global-info {
    flex: 1;
}

.crypto-name, .commodity-name, .global-name {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 2px;
}

.crypto-symbol, .commodity-symbol, .global-symbol {
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.crypto-price, .commodity-price, .global-price {
    font-weight: 700;
    font-size: 15px;
    margin-bottom: 2px;
}

/* ========================================
   ORDERS TABLE - Medium
   ======================================== */

.orders-table-container {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow-x: auto;
}

.orders-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
    font-size: 12px;
}

.orders-table th {
    background: var(--bg-hover);
    padding: 12px 14px;
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
}

.orders-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
}

/* ========================================
   WATCHLIST - Medium
   ======================================== */

.add-btn {
    padding: 8px 18px;
    background: var(--gradient-blue);
    color: white;
    border: none;
    border-radius: 30px;
    font-weight: 600;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.add-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.2);
}

.remove-watchlist {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 2px 8px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--accent-red);
    border-radius: 12px;
    color: var(--accent-red);
    font-size: 9px;
    font-weight: 600;
    cursor: pointer;
}

.remove-watchlist:hover {
    background: var(--accent-red);
    color: white;
}

/* ========================================
   EMPTY STATES - Medium
   ======================================== */

.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.empty-icon {
    font-size: 40px;
    margin-bottom: 12px;
    opacity: 0.4;
}

.empty-state p {
    font-size: 13px;
}

/* Coming Soon */
.coming-soon {
    text-align: center;
    padding: 60px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
}

.coming-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.4;
}

.coming-soon h3 {
    font-size: 18px;
    margin-bottom: 6px;
}

.coming-soon p {
    color: var(--text-secondary);
    font-size: 13px;
}

/* ========================================
   TOAST - Medium
   ======================================== */

.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 12px 24px;
    background: var(--bg-card);
    border-left: 4px solid var(--accent-blue);
    border-radius: 10px;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 13px;
    box-shadow: var(--shadow-lg);
    animation: slideInRight 0.3s ease;
    z-index: 9999;
    display: none;
    border: 1px solid var(--border);
}

.toast.success { border-left-color: var(--accent-green); }
.toast.error { border-left-color: var(--accent-red); }

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

/* ========================================
   RESPONSIVE - Medium
   ======================================== */

@media (max-width: 1200px) {
    .analytics-grid {
        grid-template-columns: 1fr;
    }
    
    .analytics-card.wide {
        grid-column: span 1;
    }
    
    .balance-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .balance-stats {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .sidebar {
        display: none;
    }
    
    .main {
        margin-left: 0;
        padding: 16px;
    }
    
    .market-grid {
        grid-template-columns: 1fr;
    }
    
    .crypto-grid, .commodities-grid, .global-grid, .watchlist-grid {
        grid-template-columns: 1fr;
    }
    
    .market-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .search-input {
        width: 100%;
    }
    
    .top-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .market-info {
        width: 100%;
    }
}