/* ============================================
   StockPulse — Design System
   Premium Dark Theme with Glassmorphism
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.8);
    --bg-card-hover: rgba(30, 41, 59, 0.9);
    --bg-glass: rgba(255, 255, 255, 0.03);
    --bg-glass-border: rgba(255, 255, 255, 0.06);

    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --accent-purple: #6C5CE7;
    --accent-blue: #00D2FF;
    --accent-gradient: linear-gradient(135deg, #6C5CE7 0%, #00D2FF 100%);

    --gain: #22c55e;
    --gain-bg: rgba(34, 197, 94, 0.12);
    --loss: #ef4444;
    --loss-bg: rgba(239, 68, 68, 0.12);
    --neutral: #f59e0b;
    --neutral-bg: rgba(245, 158, 11, 0.12);

    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);

    --sidebar-width: 260px;
    --sidebar-collapsed: 72px;
    --topbar-height: 64px;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.35);
    --shadow-glow-purple: 0 0 30px rgba(108, 92, 231, 0.2);
    --shadow-glow-blue: 0 0 30px rgba(0, 210, 255, 0.2);

    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
    --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(108, 92, 231, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(0, 210, 255, 0.04) 0%, transparent 50%);
}

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

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: 3px;
}

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

/* ---------- Sidebar ---------- */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform var(--transition-slow);
}

.sidebar-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
}

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

.logo-icon {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    font-size: 1.35rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.nav-menu {
    list-style: none;
    flex: 1;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    cursor: pointer;
    color: var(--text-secondary);
    transition: all var(--transition-base);
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 3px;
    height: 100%;
    background: var(--accent-gradient);
    opacity: 0;
    border-radius: 0 3px 3px 0;
    transition: opacity var(--transition-base);
}

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

.nav-item.active {
    background: rgba(108, 92, 231, 0.12);
    color: var(--text-primary);
}

.nav-item.active::before {
    opacity: 1;
}

.nav-item i,
.nav-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
}

.market-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
    flex-shrink: 0;
}

.status-dot.open {
    background: var(--gain);
    box-shadow: 0 0 10px var(--gain);
    animation: pulse-glow 2s infinite;
}

.status-dot.closed {
    background: var(--loss);
}

@keyframes pulse-glow {

    0%,
    100% {
        box-shadow: 0 0 6px var(--gain);
    }

    50% {
        box-shadow: 0 0 14px var(--gain);
    }
}

/* ---------- Mobile Nav Toggle ---------- */
.mobile-nav-toggle {
    display: none;
    position: fixed;
    top: 16px;
    left: 16px;
    z-index: 150;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(12px);
}

/* ---------- Main Content ---------- */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    padding: 0 32px 32px;
}

/* ---------- Top Bar ---------- */
.top-bar {
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 0;
    position: sticky;
    top: 0;
    background: rgba(10, 14, 26, 0.85);
    backdrop-filter: blur(12px);
    z-index: 50;
    margin: 0 -32px;
    padding: 0 32px;
    border-bottom: 1px solid var(--border);
}

.search-container {
    position: relative;
    max-width: 480px;
    flex: 1;
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: 10px 16px 10px 42px;
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    outline: none;
    transition: all var(--transition-base);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-input:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
}

.search-results {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    max-height: 320px;
    overflow-y: auto;
    z-index: 200;
    box-shadow: var(--shadow-lg);
}

.search-results.hidden {
    display: none;
}

.search-result-item {
    padding: 10px 16px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--transition-fast);
    border-bottom: 1px solid var(--border);
}

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

.search-result-item:hover {
    background: var(--bg-card-hover);
}

.search-result-item .stock-symbol {
    font-weight: 600;
    color: var(--accent-blue);
    font-family: 'JetBrains Mono', monospace;
}

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

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

.btn-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
}

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

.btn-icon.spinning i,
.btn-icon.spinning svg {
    animation: spin 0.8s linear infinite;
}

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

.clock {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-muted);
    white-space: nowrap;
}

/* ---------- Pages ---------- */
.page {
    display: none;
    animation: fadeIn 0.3s ease;
}

.page.active {
    display: block;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.page-header {
    padding: 28px 0 20px;
}

.page-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 4px;
}

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

/* ---------- Cards ---------- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--bg-glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    transition: all var(--transition-base);
}

.card:hover {
    border-color: var(--border-hover);
}

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

.card-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 20px;
}

.card-body.no-padding {
    padding: 0;
}

/* ---------- Stats Grid ---------- */
.stats-grid {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    min-width: 260px;
    background: var(--bg-card);
    border: 1px solid var(--bg-glass-border);
    border-radius: var(--radius-lg);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all var(--transition-base);
    backdrop-filter: blur(12px);
}

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

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon i,
.stat-icon svg {
    width: 22px;
    height: 22px;
}

.stat-icon.purple {
    background: rgba(108, 92, 231, 0.15);
    color: var(--accent-purple);
}

.stat-icon.green {
    background: var(--gain-bg);
    color: var(--gain);
}

.stat-icon.red {
    background: var(--loss-bg);
    color: var(--loss);
}

.stat-icon.blue {
    background: rgba(0, 210, 255, 0.12);
    color: var(--accent-blue);
}

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

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.stat-value {
    font-size: 1.35rem;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
}

.stat-value.gain {
    color: var(--gain);
}

.stat-value.loss {
    color: var(--loss);
}

/* ---------- Dashboard Grid ---------- */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.dashboard-watchlist-card {
    grid-column: 1;
}

.dashboard-chart-card {
    grid-column: 2;
}

/* Watchlist items in dashboard */
.dash-stock-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background var(--transition-fast);
}

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

.dash-stock-item:hover {
    background: var(--bg-glass);
    margin: 0 -20px;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
}

.dash-stock-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.dash-stock-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
}

.dash-stock-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.dash-stock-code {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.dash-stock-right {
    text-align: right;
}

.dash-stock-price {
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
}

.dash-stock-change {
    font-size: 0.8rem;
    font-family: 'JetBrains Mono', monospace;
}

/* Heatmap */
.heatmap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 6px;
    padding: 4px;
}

.heatmap-cell {
    aspect-ratio: 1.2;
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform var(--transition-fast);
    border: 1px solid transparent;
}

.heatmap-cell:hover {
    transform: scale(1.08);
    border-color: rgba(255, 255, 255, 0.2);
    z-index: 1;
}

.heatmap-cell .cell-code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    font-weight: 700;
}

.heatmap-cell .cell-change {
    font-size: 0.65rem;
    margin-top: 2px;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
}

.btn i,
.btn svg {
    width: 16px;
    height: 16px;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--shadow-glow-purple);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 40px rgba(108, 92, 231, 0.3);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

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

.btn-text {
    background: none;
    border: none;
    color: var(--accent-blue);
    cursor: pointer;
    font-family: inherit;
    font-weight: 500;
    font-size: 0.85rem;
    transition: color var(--transition-fast);
}

.btn-text:hover {
    color: var(--accent-purple);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.8rem;
}

.btn-danger {
    background: var(--loss-bg);
    color: var(--loss);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.2);
}

/* ---------- Form Inputs ---------- */
.input-group {
    position: relative;
    flex: 1;
}

.input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.form-input {
    width: 100%;
    padding: 10px 16px 10px 42px;
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    outline: none;
    transition: all var(--transition-base);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-input:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
}

/* ---------- Data Table ---------- */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.data-table {
    width: 100%;
    min-width: 600px;
    border-collapse: collapse;
}

.data-table thead th {
    padding: 12px 16px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
    text-align: left;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.data-table tbody tr {
    transition: background var(--transition-fast);
    border-bottom: 1px solid var(--border);
}

.data-table tbody tr:last-child {
    border-bottom: none;
}

.data-table tbody tr:hover:not(.empty-row) {
    background: var(--bg-glass);
}

.data-table tbody td {
    padding: 14px 16px;
    font-size: 0.9rem;
}

.text-right {
    text-align: right !important;
}

.text-center {
    text-align: center !important;
}

.mono {
    font-family: 'JetBrains Mono', monospace;
}

/* ---------- Toolbars ---------- */
.watchlist-toolbar,
.analysis-toolbar,
.signals-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.add-stock-form {
    display: flex;
    gap: 12px;
    flex: 1;
    min-width: 300px;
}

/* ---------- Period Selector ---------- */
.period-selector {
    display: flex;
    gap: 4px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 4px;
}

.period-btn {
    padding: 6px 14px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

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

/* ---------- Chart Containers ---------- */
.chart-card {
    margin-bottom: 20px;
}

.chart-container {
    height: 400px;
    margin: 0 -20px;
}

.volume-chart-container {
    height: 100px;
    margin: 0 -20px;
    border-top: 1px solid var(--border);
}

.chart-controls {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
}

.toggle-label input {
    accent-color: var(--accent-purple);
}

/* ---------- Indicators Grid ---------- */
.indicators-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.indicator-card .indicator-chart-container {
    height: 200px;
    margin: 0 -20px;
}

.indicator-card.full-width {
    grid-column: 1 / -1;
}

.indicator-value {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    background: var(--bg-glass);
}

/* ---------- Analysis Stock Info ---------- */
.stock-info-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.stock-info-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 40px;
    margin: 0 auto;
}

.stock-info-left h2 {
    font-size: 1.3rem;
    font-weight: 700;
    word-break: break-word;
}

.stock-code {
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.stock-price {
    font-size: 2rem;
    font-weight: 800;
    font-family: 'JetBrains Mono', monospace;
    margin-right: 12px;
}

.stock-change {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
}

.stock-change.gain {
    color: var(--gain);
    background: var(--gain-bg);
}

.stock-change.loss {
    color: var(--loss);
    background: var(--loss-bg);
}

/* ---------- Signal Page ---------- */
.signal-overview-grid {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.signal-score-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 32px 24px;
}

.signal-score-ring {
    position: relative;
    width: 150px;
    height: 150px;
    margin-bottom: 20px;
}

.score-ring-svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.ring-bg {
    fill: none;
    stroke: var(--border);
    stroke-width: 8;
}

.ring-fill {
    fill: none;
    stroke: url(#logoGrad);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 314;
    stroke-dashoffset: 314;
    transition: stroke-dashoffset 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.score-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.score-number {
    display: block;
    font-size: 2.2rem;
    font-weight: 800;
    font-family: 'JetBrains Mono', monospace;
    line-height: 1;
}

.score-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.signal-action {
    text-align: center;
}

.action-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.action-badge {
    display: inline-block;
    padding: 8px 28px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 1px;
}

.action-badge.buy {
    background: var(--gain-bg);
    color: var(--gain);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.action-badge.sell {
    background: var(--loss-bg);
    color: var(--loss);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.action-badge.hold {
    background: var(--neutral-bg);
    color: var(--neutral);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

/* ---------- Signal Modal ---------- */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.open {
    pointer-events: auto;
    opacity: 1;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 900px;
    max-height: 90vh;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 30px;
    overflow-y: auto;
    z-index: 10000;
    transform: translateY(20px) scale(0.95);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal.open .modal-content {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    z-index: 10;
}

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

/* Signals Card Grid */
.signals-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.signal-overview-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
}

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

.signal-overview-card.active {
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-glow-blue);
}

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

.signal-card-score {
    font-size: 2rem;
    font-weight: 800;
    font-family: 'JetBrains Mono', monospace;
    line-height: 1;
}

.signal-card-metrics {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border);
    padding-top: 12px;
    margin-top: 16px;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Signal Table */
.signal-table {
    width: 100%;
    min-width: 500px;
    border-collapse: collapse;
}

.signal-table th,
.signal-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.signal-table th {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
}

.signal-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 8px;
}

.signal-dot.buy {
    background: var(--gain);
    box-shadow: 0 0 8px var(--gain);
}

.signal-dot.sell {
    background: var(--loss);
    box-shadow: 0 0 8px var(--loss);
}

.signal-dot.neutral {
    background: var(--neutral);
    box-shadow: 0 0 8px var(--neutral);
}

/* Risk Meters */
.risk-meters {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.risk-meter {
    text-align: center;
    padding: 16px;
}

.risk-meter-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 8px;
    display: block;
}

.risk-bar {
    height: 6px;
    background: var(--bg-glass);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.risk-bar-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.8s ease;
}

.risk-value {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    font-size: 0.9rem;
}

/* ---------- Empty States ---------- */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 20px;
    text-align: center;
    color: var(--text-muted);
}

.empty-state i,
.empty-state svg {
    width: 48px;
    height: 48px;
    margin-bottom: 16px;
    opacity: 0.4;
}

.empty-state.large i,
.empty-state.large svg {
    width: 64px;
    height: 64px;
}

.empty-state h3 {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.empty-state p {
    max-width: 400px;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* ---------- Loading ---------- */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 14, 26, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.loading-overlay.hidden {
    display: none;
}

.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    color: var(--text-secondary);
}

.spinner-ring {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--accent-purple);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ---------- Toasts ---------- */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column-reverse;
    gap: 8px;
}

.toast {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px 20px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 280px;
    max-width: 420px;
    animation: slideInRight 0.3s ease;
    font-size: 0.9rem;
}

.toast.success {
    border-left: 3px solid var(--gain);
}

.toast.error {
    border-left: 3px solid var(--loss);
}

.toast.info {
    border-left: 3px solid var(--accent-blue);
}

@keyframes slideInRight {
    from {
        transform: translateX(100px);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ---------- Gain/Loss Colors ---------- */
.gain {
    color: var(--gain) !important;
}

.loss {
    color: var(--loss) !important;
}

.neutral-color {
    color: var(--neutral) !important;
}

/* ---------- Skeleton Loading ---------- */
.skeleton {
    background: linear-gradient(90deg, var(--bg-glass) 25%, rgba(255, 255, 255, 0.05) 50%, var(--bg-glass) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

/* ---------- Responsive ---------- */
@media (max-width: 1200px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .signal-overview-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 900px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .mobile-nav-toggle {
        display: flex;
    }

    .main-content {
        margin-left: 0;
        padding: 0 16px 16px;
    }

    .top-bar {
        margin: 0 -16px;
        padding: 0 16px 0 60px;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .indicators-grid {
        grid-template-columns: 1fr;
    }

    .add-stock-form {
        min-width: auto;
        flex-wrap: wrap;
    }

    .stock-info-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .stock-info-center {
        padding: 16px 0;
        margin: 0;
        align-items: flex-start;
        width: 100%;
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

    .stock-info-right {
        width: 100%;
        display: flex;
        align-items: center;
        flex-direction: row-reverse;
        justify-content: flex-end;
    }
}

@media (max-width: 600px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .risk-meters {
        grid-template-columns: 1fr;
    }

    .chart-container {
        height: 300px;
    }

    .period-selector {
        flex-wrap: wrap;
    }
}