:root {
    /* Background Colors */
    --bg-primary: #0f172a;        /* Dark blue background for main body */
    --bg-secondary: #1e293b;      /* Slightly lighter blue for cards/containers */
    --bg-card: #1e293b;           /* Background for cards (same as secondary) */
    --bg-hover: #334155;          /* Background on hover states */

    /* Text Colors */
    --text-primary: #f1f5f9;      /* Primary text color (white-ish) */
    --text-secondary: #94a3b8;    /* Secondary/muted text color (light blue-gray) */
    --text-white: #64748b;        /* White text color (note: this is actually gray) */

    /* Border Colors */
    --border-color: #334155;      /* Border color for cards, inputs, etc. */

    /* Brand/Theme Colors */
    --primary-color: #3b82f6;     /* Primary brand color (blue) */
    --success-color: #10b981;     /* Success/green color */
    --warning-color: #f59e0b;     /* Warning/orange color */
    --danger-color: #ef4444;      /* Danger/red color */
    --info-color: #06b6d4;        /* Info/cyan color */
    --purple-accent: #8b5cf6;     /* Purple accent color */

    /* Glass Effect Variables */
    --glass-bg: rgba(30, 41, 59, 0.7);      /* Semi-transparent background */
    --glass-border: rgba(255, 255, 255, 0.1); /* Semi-transparent border */

    /* Ratio Type Colors (for Fibonacci/Harmonic levels) */
    --harmonic-color: #8b5cf6;    /* Purple for Harmonic ratios */
    --geometric-color: #f59e0b;   /* Orange for Geometric ratios */
    --double-color: #10b981;      /* Green for Double extensions */
    --triple-color: #ef4444;      /* Red for Triple extensions */
    --quadruple-color: #8b5cf6;   /* Purple for Quadruple extensions */
    --fibonacci-color: #3b82f6;   /* Blue for Fibonacci ratios */
}

/* ============================================
   BASE/BODY STYLES
   ============================================ */
body {
    background: linear-gradient(135deg, var(--bg-primary) 0%, #1a1f3a 100%);
    color: var(--text-primary);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    min-height: 100vh;
    background-attachment: fixed; /* Keeps gradient fixed during scroll */
}

/* ============================================
   GLASS CARD COMPONENT
   Creates a frosted glass effect for cards
   ============================================ */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px); /* Creates the glass blur effect */
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    margin-bottom: 1.5rem;
}

.glass-card:hover {
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px); /* Slight lift on hover */
}

/* Headings inside glass cards */
.glass-card h1, .glass-card h2, .glass-card h3,
.glass-card h4, .glass-card h5 {
    color: var(--text-primary);
    font-weight: 600;
}

.glass-card h2 {
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

/* ============================================
   SYMBOL TABS (BTC/SOL/TAO/WIF selector)
   ============================================ */
.symbol-tabs {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.symbol-tab {
    padding: 12px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 100px;
}

.symbol-tab:hover {
    background: var(--bg-hover);
    border-color: var(--primary-color);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.symbol-tab.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.symbol-tab i {
    font-size: 1.2em;
    margin-right: 8px;
}

/* ============================================
   DATE CARDS (Used for Gann dates, Fibonacci levels, etc.)
   ============================================ */
.date-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    transition: all 0.2s ease;
}

.date-card:hover {
    background: var(--bg-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* Date header inside date cards */
.date-card .date {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* PROBLEM AREA: This is overriding text-white class! */
.date-card .description {
    color: var(--text-secondary); /* This makes text gray instead of white */
    font-size: 0.9rem;
    line-height: 1.4;
}

/* Intensity indicator (for vortex windows) */
.date-card .intensity {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ============================================
   SPECIAL CARD STYLES (Different border colors)
   ============================================ */
.date-card.vortex-highlight {
    border-left: 4px solid var(--danger-color); /* Red left border */
    background: rgba(239, 68, 68, 0.05); /* Light red background */
}

.date-card.major-highlight {
    border-left: 4px solid var(--warning-color); /* Orange left border */
    background: rgba(245, 158, 11, 0.05); /* Light orange background */
}

.date-card.gann-date-card {
    border-left: 4px solid var(--success-color); /* Green left border for Gann dates */
}

.date-card.key-level {
    border: 2px solid var(--warning-color); /* Thicker orange border */
    background: rgba(245, 158, 11, 0.08); /* Slightly darker orange background */
}

/* ============================================
   RATIO TYPE CLASSES (For Fibonacci/Harmonic levels)
   Different colored left borders for different ratio types
   ============================================ */
.date-card.harmonic {
    border-left: 4px solid var(--harmonic-color) !important;
    background: rgba(139, 92, 246, 0.05) !important;
}

.date-card.geometric {
    border-left: 4px solid var(--geometric-color) !important;
    background: rgba(245, 158, 11, 0.05) !important;
}

.date-card.fibonacci {
    border-left: 4px solid var(--fibonacci-color) !important;
    background: rgba(59, 130, 246, 0.05) !important;
}

.date-card.double {
    border-left: 4px solid var(--double-color) !important;
    background: rgba(16, 185, 129, 0.05) !important;
}

.date-card.triple {
    border-left: 4px solid var(--triple-color) !important;
    background: rgba(239, 68, 68, 0.05) !important;
}

.date-card.quadruple {
    border-left: 4px solid var(--quadruple-color) !important;
    background: rgba(139, 92, 246, 0.05) !important;
}

/* ============================================
   CONVERGING SIGNALS SECTION
   For dates with multiple signals (Fibonacci + Gann + Solar)
   ============================================ */
.converging-signals {
    background: rgba(30, 41, 59, 0.5);
    border-radius: 8px;
    padding: 0.75rem;
    margin: 0.5rem 0;
}

/* ============================================
   ADDITIONAL ALIGNMENTS (Expandable sections)
   ============================================ */
.additional-alignments {
    margin-top: 0.5rem;
}

.additional-alignments .btn-toggle {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    font-size: 0.85rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.additional-alignments .btn-toggle:hover {
    background: var(--bg-hover);
    border-color: var(--primary-color);
    color: var(--text-primary);
}

.additional-alignment {
    background: rgba(15, 23, 42, 0.5);
    border-radius: 8px;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    border-left: 3px solid var(--info-color); /* Cyan left border */
}

/* ============================================
   SIGNAL TEXT COLORS
   ============================================ */
.signal-positive {
    color: var(--success-color); /* Green for positive signals */
    font-weight: 600;
}

.signal-negative {
    color: var(--danger-color); /* Red for negative signals */
    font-weight: 600;
}

/* ============================================
   CHART CONTAINER
   ============================================ */
.chart-container {
    position: relative;
    height: 400px;
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1rem;
}

/* ============================================
   TABLE STYLING (For solar data table)
   ============================================ */
.table {
    color: var(--text-primary);
    background: var(--bg-secondary);
    border-radius: 8px;
    overflow: hidden;
}

.table thead th {
    background: var(--bg-primary);
    border-bottom: 2px solid var(--border-color);
    color: var(--text-secondary);
    font-weight: 600;
}

.table tbody tr {
    border-bottom: 1px solid var(--border-color);
}

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

/* Dark theme table overrides */
.table.table-dark {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.table.table-dark thead th {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
    color: var(--text-secondary);
}

.table.table-dark tbody tr {
    border-color: var(--border-color);
}

.table.table-dark tbody tr:hover {
    background-color: var(--bg-hover);
}

/* ============================================
   ALERT STYLING (Info/Warning/Success/Danger boxes)
   ============================================ */
.alert {
    border-radius: 10px;
    border: 1px solid transparent;
    background-color: rgba(30, 41, 59, 0.8);
    border-color: rgba(255, 255, 255, 0.1);
}

.alert-info {
    color: var(--info-color);
    background-color: rgba(6, 182, 212, 0.1);
    border-color: rgba(6, 182, 212, 0.3);
}

.alert-warning {
    color: var(--warning-color);
    background-color: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.3);
}

.alert-success {
    color: var(--success-color);
    background-color: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.3);
}

.alert-danger {
    color: var(--danger-color);
    background-color: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
}

/* ============================================
   BUTTON STYLING
   ============================================ */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #2563eb 100%);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.btn-outline-secondary {
    border-color: var(--border-color);
    color: var(--text-secondary);
}

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

/* ============================================
   BADGE STYLING (Small colored labels)
   ============================================ */
.badge {
    font-weight: 600;
    padding: 0.4em 0.8em;
    font-size: 0.85rem;
    border-radius: 6px;
}

/* Standard Bootstrap badge color overrides */
.bg-primary { background-color: var(--primary-color) !important; }
.bg-success { background-color: var(--success-color) !important; }
.bg-warning { background-color: var(--warning-color) !important; color: #000; }
.bg-danger { background-color: var(--danger-color) !important; }
.bg-info { background-color: var(--info-color) !important; }
.bg-secondary { background-color: #4b5563 !important; color: #f1f5f9 !important; }

/* Ratio Type Badges (matching the card border colors) */
.badge-harmonic { background-color: var(--harmonic-color) !important; color: white !important; }
.badge-geometric { background-color: var(--geometric-color) !important; color: black !important; }
.badge-double { background-color: var(--double-color) !important; color: white !important; }
.badge-triple { background-color: var(--triple-color) !important; color: white !important; }
.badge-quadruple { background-color: var(--quadruple-color) !important; color: white !important; }
.badge-fibonacci { background-color: var(--fibonacci-color) !important; color: white !important; }

/* ============================================
   CARD DARK THEME
   ============================================ */
.card.bg-dark {
    background-color: var(--bg-secondary) !important;
    border-color: var(--border-color) !important;
}

.card.bg-dark .card-body {
    color: var(--text-primary);
}

/* ============================================
   DISPLAY NUMBERS (Large numbers in solar dashboard)
   ============================================ */
.display-4 {
    color: var(--text-primary);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.display-4.text-warning { color: var(--warning-color) !important; }
.display-4.text-success { color: var(--success-color) !important; }
.display-4.text-info { color: var(--info-color) !important; }
.display-4.text-primary { color: var(--primary-color) !important; }
.display-4.text-danger { color: var(--danger-color) !important; }

/* ============================================
   FOOTER
   ============================================ */
footer {
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    margin-top: 2rem;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .symbol-tabs {
        justify-content: center;
    }

    .symbol-tab {
        min-width: 80px;
        padding: 10px 16px;
        font-size: 0.9rem;
    }

    .glass-card {
        padding: 1rem;
    }
}

/* ============================================
   CUSTOM SCROLLBAR
   ============================================ */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 5px;
}

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