/* 
   FX Corner - Modern Design System 
   v2.0 - Dark Premium Theme
*/

:root {
    /* Color Palette - Slate & Gold */
    --bg-dark: #0f172a;       /* Slate 900 */
    --bg-card: rgba(30, 41, 59, 0.7); /* Slate 800 with opacity */
    --bg-card-hover: rgba(51, 65, 85, 0.8); /* Slate 700 */
    
    --text-main: #f8fafc;     /* Slate 50 */
    --text-muted: #94a3b8;    /* Slate 400 */
    
    --primary: #3b82f6;       /* Blue 500 */
    --primary-glow: rgba(59, 130, 246, 0.5);
    
    --accent: #f59e0b;        /* Amber 500 */
    --accent-glow: rgba(245, 158, 11, 0.5);
    
    --success: #10b981;       /* Emerald 500 */
    --danger: #ef4444;        /* Red 500 */
    
    /* Spacing */
    --container-width: 1200px;
    --header-height: 80px;
    
    /* Effects */
    --glass-border: 1px solid rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --glow-shadow: 0 0 15px rgba(59, 130, 246, 0.3);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul { list-style: none; }

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-fluid {
    width: 100%;
    padding: 0 1.5rem;
}

.section {
    padding: 5rem 0;
    position: relative;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.text-center { text-align: center; }
.text-accent { color: var(--accent); }
.text-primary { color: var(--primary); }

/* Components */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    gap: 0.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), #2563eb);
    color: white;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
    border: var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.05);
    border: var(--glass-border);
    color: var(--text-muted);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.9rem;
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

/* Glass Cards */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: var(--glass-border);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--glass-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    background: var(--bg-card-hover);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: var(--glass-border);
    display: flex;
    align-items: center;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
}

.logo img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--text-muted);
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: white;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: #1e293b;
    border: var(--glass-border);
    border-radius: 0.5rem;
    padding: 0.5rem;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-item {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-muted);
    border-radius: 0.25rem;
    font-size: 0.9rem;
}

.dropdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: white;
}

/* Mobile Menu */
.mobile-toggle {
    display: none;
    font-size: 1.5rem;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
}

/* Predictions Table */
.table-wrapper {
    overflow-x: auto;
    background: var(--bg-card);
    border-radius: 1rem;
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
}

.pred-table {
    width: 100%;
    border-collapse: collapse;
    white-space: nowrap;
}

.pred-table th, .pred-table td {
    padding: 1rem;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.pred-table th {
    background: rgba(15, 23, 42, 0.8);
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
}

.sticky-col {
    position: sticky !important;
    left: 0 !important;
    background: #1e293b !important; /* Needs solid bg to cover scroll */
    z-index: 80 !important;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center !important;
    vertical-align: middle !important;
    min-width: 120px;
}

.asset-cell {
    text-align: center !important;
    vertical-align: middle !important;
    font-weight: 600;
    color: white;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge.pos { background: rgba(16, 185, 129, 0.2); color: #34d399; }
.badge.neg { background: rgba(239, 68, 68, 0.2); color: #f87171; }
.badge.pending { background: rgba(148, 163, 184, 0.2); color: #cbd5e1; }

.signal-icon svg {
    width: 24px;
    height: 24px;
}

.signal-icon.extreme-up { color: #10b981; filter: drop-shadow(0 0 5px rgba(16, 185, 129, 0.5)); }
.signal-icon.up { color: #34d399; }
.signal-icon.extreme-down { color: #ef4444; filter: drop-shadow(0 0 5px rgba(239, 68, 68, 0.5)); }
.signal-icon.down { color: #f87171; }

/* Footer */
.footer {
    background: #020617;
    padding: 4rem 0 2rem;
    margin-top: auto;
    border-top: var(--glass-border);
}

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    
    .mobile-toggle { display: block; }
    
    .nav-links {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: #0f172a;
        flex-direction: column;
        padding: 2rem;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        overflow-y: auto;
    }
    
    .nav-links.active {
        transform: translateX(0);
    }
    
    .dropdown-menu {
        position: static;
        transform: none;
        background: rgba(255, 255, 255, 0.03);
        margin-top: 1rem;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
    }
}