/* NeuroPips A.I - Glassmorphism Theme */
:root {
    --neon-blue: #00d4ff;
    --neon-purple: #7c3aed;
    --neon-green: #00ff88;
    --neon-orange: #ff6b35;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-bg-strong: rgba(255, 255, 255, 0.08);
    --card-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

body {
    background: linear-gradient(135deg, #0a0f1c 0%, #1a1a2e 50%, #16213e 100%);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Animated background particles */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(124, 58, 237, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 80%, rgba(0, 255, 136, 0.05) 0%, transparent 50%);
    animation: backgroundShift 20s ease-in-out infinite alternate;
    z-index: -1;
}

@keyframes backgroundShift {
    0% { transform: translateX(-20px) translateY(-10px); }
    100% { transform: translateX(20px) translateY(10px); }
}

/* Glassmorphism navigation */
.navbar {
    background: rgba(26, 26, 46, 0.8) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-purple), var(--neon-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
    animation: logoGlow 3s ease-in-out infinite alternate;
}

@keyframes logoGlow {
    0% { filter: brightness(1); }
    100% { filter: brightness(1.2); }
}

/* Glass cards */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
}

.glass-card:hover {
    background: var(--glass-bg-strong);
    border-color: var(--neon-blue);
    box-shadow: 
        0 15px 35px rgba(0, 0, 0, 0.3),
        0 0 20px rgba(0, 212, 255, 0.2);
    transform: translateY(-2px);
}

/* Glass buttons */
.btn-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    color: #ffffff;
    transition: all 0.3s ease;
    border-radius: 12px;
}

.btn-glass:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--neon-blue);
    color: #ffffff;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    transform: translateY(-1px);
}

/* Mobile-First Responsive Design */
@media (max-width: 768px) {
    /* Reduce padding and margins for mobile */
    .container-fluid {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
    
    /* Adjust glass card padding */
    .glass-card {
        padding: 1rem !important;
        margin-bottom: 1rem;
        border-radius: 15px;
    }
    
    /* News items mobile optimization */
    .news-item {
        padding: 1rem !important;
        border-radius: 10px;
        margin-bottom: 0.75rem;
    }
    
    /* Category filters - stack vertically on mobile */
    .category-filter {
        display: block;
        width: 100%;
        margin-bottom: 0.5rem;
        text-align: center;
        font-size: 0.9rem;
        padding: 0.75rem;
    }
    
    /* Navigation adjustments */
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    /* Button adjustments */
    .btn-glass {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    /* Reduce glassmorphism effects on mobile for better performance */
    .glass-card, .news-item {
        backdrop-filter: blur(10px);
    }
    
    /* Touch-friendly hover states */
    .news-item:active,
    .category-filter:active,
    .btn-glass:active {
        background: var(--glass-bg-strong);
        transform: scale(0.98);
    }
}

@media (max-width: 576px) {
    /* Extra small devices */
    .navbar-brand {
        font-size: 1.1rem;
    }
    
    .glass-card {
        padding: 0.75rem !important;
        border-radius: 12px;
    }
    
    .news-item {
        padding: 0.75rem !important;
    }
    
    /* Stack news content vertically */
    .news-item .row {
        flex-direction: column;
    }
    
    .news-item .col-md-8,
    .news-item .col-md-4 {
        max-width: 100%;
        margin-bottom: 0.5rem;
    }
    
    /* Adjust text sizes */
    .news-item h6 {
        font-size: 0.95rem;
        line-height: 1.3;
    }
    
    .news-item p {
        font-size: 0.85rem;
    }
    
    /* Category filters as horizontal scroll on very small screens */
    #categoryFilters {
        display: flex;
        overflow-x: auto;
        gap: 0.5rem;
        padding-bottom: 0.5rem;
        white-space: nowrap;
    }
    
    .category-filter {
        flex-shrink: 0;
        width: auto;
        min-width: 100px;
        display: inline-block;
        margin-bottom: 0;
    }
}

/* Tablet adjustments */
@media (min-width: 769px) and (max-width: 1024px) {
    .glass-card {
        padding: 1.25rem !important;
    }
    
    .news-item {
        padding: 1.25rem !important;
    }
}

/* Performance optimizations for mobile */
@media (max-width: 768px) {
    /* Reduce animations on mobile */
    *, *::before, *::after {
        animation-duration: 0.5s !important;
        animation-delay: 0s !important;
    }
    
    /* Simplify background effects */
    body::before {
        opacity: 0.5;
        animation: none;
    }
}

.btn-glass-success {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--neon-green);
}

.btn-glass-success:hover {
    background: rgba(0, 255, 136, 0.2);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.btn-glass-warning {
    background: rgba(255, 107, 53, 0.1);
    border-color: var(--neon-orange);
}

.btn-glass-warning:hover {
    background: rgba(255, 107, 53, 0.2);
    box-shadow: 0 0 20px rgba(255, 107, 53, 0.3);
}

/* Page headers */
.page-header {
    background: linear-gradient(135deg, 
        rgba(0, 212, 255, 0.15) 0%, 
        rgba(124, 58, 237, 0.15) 30%, 
        rgba(0, 255, 136, 0.1) 70%, 
        rgba(26, 26, 46, 0.8) 100%);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    margin: 2rem 0;
    padding: 3rem 2rem;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg at 50% 50%, 
        transparent 0deg, 
        rgba(0, 212, 255, 0.05) 60deg, 
        transparent 120deg,
        rgba(124, 58, 237, 0.05) 180deg,
        transparent 240deg,
        rgba(0, 255, 136, 0.05) 300deg,
        transparent 360deg);
    animation: headerRotate 40s linear infinite;
    z-index: -1;
}

@keyframes headerRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.page-title {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(45deg, #ffffff, var(--neon-blue), #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.page-subtitle {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    font-weight: 300;
    letter-spacing: 0.5px;
}

/* Form controls */
.form-control {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: #ffffff;
    transition: all 0.3s ease;
}

.form-control:focus {
    background: var(--glass-bg-strong);
    border-color: var(--neon-blue);
    color: #ffffff;
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.2);
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-select {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: #ffffff;
}

.form-select:focus {
    border-color: var(--neon-blue);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.2);
}

/* Signal cards */
.signal-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.signal-card.active {
    border-color: var(--neon-green);
    background: rgba(0, 255, 136, 0.05);
}

.signal-card:hover {
    transform: translateY(-3px);
    box-shadow: 
        0 15px 35px rgba(0, 0, 0, 0.3),
        0 0 20px rgba(0, 212, 255, 0.15);
}

/* Status badges */
.badge {
    border-radius: 8px;
    font-weight: 600;
    padding: 0.5rem 0.8rem;
    backdrop-filter: blur(10px);
}

.badge.bg-success {
    background: rgba(0, 255, 136, 0.2) !important;
    border: 1px solid var(--neon-green);
    color: var(--neon-green);
}

.badge.bg-danger {
    background: rgba(255, 71, 87, 0.2) !important;
    border: 1px solid #ff4757;
    color: #ff4757;
}

.badge.bg-warning {
    background: rgba(255, 107, 53, 0.2) !important;
    border: 1px solid var(--neon-orange);
    color: var(--neon-orange);
}

.badge.bg-info {
    background: rgba(0, 212, 255, 0.2) !important;
    border: 1px solid var(--neon-blue);
    color: var(--neon-blue);
}

/* Loading animations */
.loading-pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.loading-spinner {
    width: 2rem;
    height: 2rem;
    border: 3px solid rgba(0, 212, 255, 0.2);
    border-top: 3px solid var(--neon-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Chat interface */
.chat-container {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    height: 400px;
    overflow-y: auto;
}

.chat-message {
    background: var(--glass-bg-strong);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 0.5rem;
    backdrop-filter: blur(10px);
}

.chat-message.user {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.chat-message.ai {
    background: rgba(124, 58, 237, 0.1);
    border: 1px solid rgba(124, 58, 237, 0.3);
}

/* Alerts */
.alert {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: #ffffff;
}

.alert-info {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--neon-blue);
}

.alert-success {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--neon-green);
}

.alert-warning {
    background: rgba(255, 107, 53, 0.1);
    border-color: var(--neon-orange);
}

.alert-danger {
    background: rgba(255, 71, 87, 0.1);
    border-color: #ff4757;
}

/* Tables */
.table {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 12px;
    overflow: hidden;
    color: #ffffff;
}

.table th {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--glass-border);
    color: #ffffff;
    font-weight: 600;
}

.table td {
    border-color: var(--glass-border);
}

.table tbody tr:hover {
    background: rgba(0, 212, 255, 0.05);
}

/* Progress bars */
.progress {
    background: var(--glass-bg);
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.progress-bar {
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-purple));
    border-radius: 8px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }
    
    .page-header {
        padding: 2rem 1rem;
        margin: 1rem 0;
    }
    
    .glass-card {
        border-radius: 16px;
    }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--glass-bg);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--neon-blue);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--neon-purple);
}