/* ========================================
   VISUAL DESIGN SYSTEM ONLY
   Backgrounds, Colors, Shadows, Gradients
   (No layout/structure - just appearance)
======================================== */

/* ROOT COLORS - IDENTICAL TO INDEX */
:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-card: #222222;
    --bg-hover: #333333;
    --accent-green: #00d4aa;
    --accent-red: #ff4d4f;
    --accent-blue: #1890ff;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --border-color: #333333;
    --shadow: 0 8px 32px rgba(0,0,0,0.4);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
    --gradient: linear-gradient(135deg, #00d4aa 0%, #00a085 100%);
    --gradient-red: linear-gradient(135deg, #ff4d4f 0%, #ff1a1a 100%);
}

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

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

/* VISUAL UTILITIES */
.positive { color: var(--accent-green) !important; }
.negative { color: var(--accent-red) !important; }

/* CONTAINER BACKGROUNDS */
.main-layout-container,
.markets-main-content {
    background: var(--bg-primary);
}

.markets-header,
.gainers-section, 
.losers-section,
.all-stocks-section,
.sector-card {
    background: var(--bg-secondary);
    box-shadow: var(--shadow);
    border: 1px solid rgba(255,255,255,0.05);
}

/* CARD GLASSMORPHISM */
.sector-card,
.gainers-section,
.losers-section {
    backdrop-filter: blur(20px);
    border-radius: 24px;
}

/* HOVER STATES */
*:hover {
    background: var(--bg-hover);
}

/* GRADIENT TEXT */
.markets-title-group h1,
.table-header h3 {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* SECTOR CHANGE BARS */
.gainers-section {
    border-top: 4px solid var(--accent-green);
}

.losers-section {
    border-top: 4px solid var(--accent-red);
}

/* STOCK ROW HOVER */
.stock-row:hover {
    background: rgba(0,212,170,0.1);
    box-shadow: 0 12px 40px rgba(0,212,170,0.15);
}

/* TABLE ROWS */
.markets-table tr:hover {
    background: rgba(0,212,170,0.08);
}

/* INPUT FIELDS */
.table-search,
.filter-select,
input, select {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

/* BUTTONS */
.primary,
.tab-btn.active,
.place-order-btn {
    background: var(--gradient);
    color: white;
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--accent-green);
}






/* MARKETS PAGE SPECIFIC */
.markets-layout {
    grid-template-columns: 280px 1fr !important;
}

.markets-main-content {
    overflow: hidden;
}

.markets-header {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.markets-title-group h1 {
    font-size: 2.2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 1rem;
}

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

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    padding: 0.5rem 1rem;
    background: var(--bg-card);
    border-radius: 12px;
}

.markets-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.market-tabs {
    display: flex;
    background: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn.active {
    background: var(--gradient);
    color: white;
}

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

.sector-card {
    background: var(--bg-secondary);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: transform 0.2s ease;
}

.sector-card:hover {
    transform: translateY(-5px);
}

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

.sector-header h3 {
    font-size: 1.3rem;
    font-weight: 700;
}

.sector-stats {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    font-size: 1.4rem;
    font-weight: 700;
}

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

.gainers-section, .losers-section {
    background: var(--bg-secondary);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow);
}

.gainers-section h3, .losers-section h3 {
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.stocks-list {
    max-height: 500px;
    overflow-y: auto;
}

.stock-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    align-items: center;
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background 0.2s ease;
}

.stock-row:hover {
    background: var(--bg-hover);
    border-radius: 12px;
    margin: 0 -1rem;
    padding-left: 1rem;
    padding-right: 1rem;
}

.stock-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stock-symbol {
    font-weight: 700;
    font-size: 1.1rem;
}

.stock-name {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.stock-price {
    font-weight: 700;
    font-size: 1.2rem;
}

.stock-change {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    font-weight: 600;
}

.stock-change .pct {
    font-size: 1rem;
}

.stock-change .abs {
    font-size: 0.85rem;
    opacity: 0.8;
}

.stock-volume {
    font-weight: 600;
    color: var(--accent-blue);
}

.stock-sparkline {
    justify-self: end;
}

.all-stocks-section {
    background: var(--bg-secondary);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow);
}

.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.table-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
}

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

.table-search {
    padding: 0.75rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    width: 250px;
}

.markets-table {
    width: 100%;
    border-collapse: collapse;
}

.markets-table th {
    text-align: left;
    padding: 1rem 0;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.markets-table td {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.positive-row td.change-cell { color: var(--accent-green); }
.negative-row td.change-cell { color: var(--accent-red); }

@media (max-width: 768px) {
    .gainers-losers-container {
        grid-template-columns: 1fr;
    }
    
    .stock-row {
        grid-template-columns: 2fr 1fr 1fr;
    }
    
    .stock-sparkline {
        display: none;
    }
}