:root { 
            --text-muted: #6c757d;
            --header-bg: #f0f4f8;
            --dark-bg: #0a1929;
            --moon-light: #f0f0f0;
            --moon-dark: #333;
        }
         
        /* Moon Phase Calendar Styles */
        .moon-calendar {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: 10px;
            margin: 1.5rem 0;
        }
        
        .calendar-header {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: 10px;
            text-align: center;
            font-weight: 600;
            margin-bottom: 10px;
        }
        
        .calendar-day {
            background-color: white;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 15px 5px;
            text-align: center;
            transition: all 0.3s;
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        
        .calendar-day:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            border-color: var(--primary-color);
        }
        
        .calendar-day.today {
            background-color: rgba(44, 125, 160, 0.1);
            border: 2px solid var(--primary-color);
        }
        
        .calendar-day.selected {
            background-color: rgba(44, 125, 160, 0.2);
            border: 2px solid var(--primary-color);
        }
        
        .day-number {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 5px;
        }
        
        .moon-icon {
            width: 40px;
            height: 40px;
            margin: 5px auto;
            border-radius: 50%;
            background: radial-gradient(circle at 50% 50%, var(--moon-light) 0%, var(--moon-light) 50%, var(--moon-dark) 50%, var(--moon-dark) 100%);
            position: relative;
            overflow: hidden;
        }
        
        .moon-phase-name {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 5px;
        }
        
        .moon-info {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 200px;
            padding: 1.5rem;
            background-color: var(--light-gray);
            border-radius: 8px;
            margin: 1.5rem 0;
        }
        
        .current-moon {
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
        }
        
        .current-moon-icon {
            width: 100px;
            height: 100px;
            border-radius: 50%;
            background: radial-gradient(circle at 50% 50%, var(--moon-light) 0%, var(--moon-light) 50%, var(--moon-dark) 50%, var(--moon-dark) 100%);
            margin-right: 1.5rem;
        }
        
        .moon-details {
            text-align: center;
        }
        
        .moon-details h3 {
            font-size: 1.8rem;
            margin-bottom: 0.5rem;
            color: var(--primary-color);
        }
        
        .moon-details p {
            margin-bottom: 0.5rem;
        }
        
        .illumination-bar {
            width: 100%;
            height: 20px;
            background-color: #e9ecef;
            border-radius: 10px;
            margin: 1rem 0;
            overflow: hidden;
        }
        
        .illumination-progress {
            height: 100%;
            background: linear-gradient(to right, #0a1929, #2c7da0);
            border-radius: 10px;
        }
        
        .moon-phase-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 15px;
            margin: 1.5rem 0;
        }
        
        .moon-phase-item {
            text-align: center;
            padding: 1rem;
            border-radius: 8px;
            background-color: white;
            border: 1px solid var(--border-color);
            transition: all 0.3s;
        }
        
        .moon-phase-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        
        .moon-phase-icon {
            width: 60px;
            height: 60px;
            margin: 0 auto 10px;
            border-radius: 50%;
            background: radial-gradient(circle at 50% 50%, var(--moon-light) 0%, var(--moon-light) 50%, var(--moon-dark) 50%, var(--moon-dark) 100%);
        }
        
        .date-navigation {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin: 1.5rem 0;
        }
        
        .calendar-controls {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin: 1.5rem 0;
        }
        
        .moon-phase-info {
            background-color: rgba(44, 125, 160, 0.05);
            border-left: 3px solid var(--primary-color);
            padding: 1rem;
            border-radius: 0 4px 4px 0;
            margin: 1.5rem 0;
        }
        
        /* Dark mode for moon visualization */
        .moon-visualization {
            background-color: var(--dark-bg);
            border-radius: 8px;
            padding: 1.5rem;
            margin: 1.5rem 0;
            color: white;
            position: relative;
            overflow: hidden;
        }
        
        .moon-visualization::before {
            content: "";
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background-image: radial-gradient(rgba(255,255,255,0.1) 1px, transparent 1px);
            background-size: 20px 20px;
            opacity: 0.3;
            transform: rotate(30deg);
        }
        
        .visual-moon {
            width: 200px;
            height: 200px;
            margin: 0 auto;
            border-radius: 50%;
            background: radial-gradient(circle at 50% 50%, var(--moon-light) 0%, var(--moon-light) 50%, var(--moon-dark) 50%, var(--moon-dark) 100%);
            box-shadow: 0 0 30px rgba(255,255,255,0.3);
            position: relative;
        }
        
        .stars {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
        }
        
        .star {
            position: absolute;
            background-color: white;
            border-radius: 50%;
        }
        
      
        
        .social-icons {
            margin-top: 1rem;
        }
        
        .social-icon {
            display: inline-block;
            width: 36px;
            height: 36px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50%;
            text-align: center;
            line-height: 36px;
            margin-right: 0.5rem;
            transition: all 0.3s;
        }
        
        .social-icon:hover {
            background-color: var(--accent-color);
            transform: translateY(-3px);
        }
        
        /* Responsive Adjustments */
        @media (max-width: 991px) {
            .tool-container {
                flex-direction: column;
            }
            
            .tool-sidebar {
                width: 100%;
            }
            
            .current-moon {
                flex-direction: column;
                text-align: center;
            }
            
            .current-moon-icon {
                margin-right: 0;
                margin-bottom: 1rem;
            }
        }
        
        @media (max-width: 767px) {
            .moon-calendar {
                grid-template-columns: repeat(7, 1fr);
                gap: 5px;
            }
            
            .calendar-day {
                padding: 10px 2px;
            }
            
            .day-number {
                font-size: 1rem;
            }
            
            .moon-icon {
                width: 30px;
                height: 30px;
            }
            
            .moon-phase-name {
                font-size: 0.7rem;
            }
        }
        
        @media (max-width: 575px) {
            .moon-calendar {
                grid-template-columns: repeat(7, 1fr);
            }
            
            .calendar-day {
                padding: 8px 1px;
            }
            
            .day-number {
                font-size: 0.9rem;
            }
            
            .moon-icon {
                width: 25px;
                height: 25px;
            }
            
            .moon-phase-name {
                font-size: 0.6rem;
            }
        }