:root {
            --bio-teal: #1a5e4d;
            --bio-glow: #2A9D8F;
            --bio-electric: #00d4ff;
            --bio-dark: #05140d;
            --bio-night: #020b08;
            --text-light: #e6f0eb;
        }

        body.bioluminescence-page {
            background-color: var(--bio-dark);
            color: var(--text-light);
            margin: 0;
            overflow-x: hidden;
            font-family: 'Outfit', sans-serif;
        }

        /* Hero section */
        .bio-hero {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 2rem;
            background: linear-gradient(rgba(5, 20, 13, 0.4), var(--bio-dark)), 
                        url('../assets/milky_way_montezuma_dock_1775513890050.png');
            background-size: cover;
            background-position: center;
            z-index: 1;
        }

        .bio-hero-overlay {
            position: absolute;
            top: 0; left: 0; width: 100%; height: 100%;
            background: radial-gradient(circle, transparent 20%, var(--bio-dark) 90%);
            pointer-events: none;
        }

        .bio-title {
            font-family: 'Abril Fatface', cursive;
            font-size: clamp(3rem, 10vw, 5.5rem);
            color: #fff;
            text-shadow: 0 0 35px rgba(0, 212, 255, 0.45);
            margin-bottom: 1rem;
            line-height: 1.1;
        }

        .bio-subtitle {
            font-size: 1.4rem;
            color: var(--bio-glow);
            letter-spacing: 5px;
            text-transform: uppercase;
            font-weight: 300;
        }

        /* Info section */
        .bio-intro-section {
            padding: 6rem 2rem;
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
        }

        .bio-intro-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(42, 157, 143, 0.15);
            padding: 3rem;
            border-radius: 24px;
            backdrop-filter: blur(15px);
            -webkit-backdrop-filter: blur(15px);
            box-shadow: 0 20px 50px rgba(0,0,0,0.4);
        }

        .bio-intro-card p {
            font-size: 1.25rem;
            line-height: 1.8;
            color: #b8c9bc;
            margin-bottom: 2rem;
        }

        /* Interactive Lagoon Section */
        .lagoon-section {
            position: relative;
            padding: 6rem 2rem;
            background: linear-gradient(to bottom, var(--bio-dark), var(--bio-night));
            text-align: center;
            overflow: hidden;
        }

        .lagoon-container {
            max-width: 1000px;
            margin: 0 auto;
            position: relative;
        }

        .lagoon-canvas-frame {
            position: relative;
            width: 100%;
            height: 450px;
            border-radius: 24px;
            overflow: hidden;
            border: 2px solid rgba(0, 212, 255, 0.2);
            background-color: #010604;
            box-shadow: 0 30px 80px rgba(0,0,0,0.7);
            cursor: pointer;
        }

        #bioluminescence-canvas {
            width: 100%;
            height: 100%;
            display: block;
        }

        .canvas-tip {
            position: absolute;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(2, 11, 8, 0.7);
            padding: 0.6rem 1.5rem;
            border-radius: 30px;
            font-size: 0.95rem;
            color: var(--bio-glow);
            letter-spacing: 1px;
            text-transform: uppercase;
            border: 1px solid rgba(42, 157, 143, 0.3);
            pointer-events: none;
            backdrop-filter: blur(5px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
            display: flex;
            align-items: center;
            gap: 8px;
            animation: pulse-tip 2s infinite ease-in-out;
        }

        @keyframes pulse-tip {
            0%, 100% { opacity: 0.7; transform: translate(-50%, 0); }
            50% { opacity: 1; transform: translate(-50%, -3px); }
        }

        /* Moon phase visibility forecast section */
        .forecast-section {
            padding: 6rem 2rem;
            background-color: var(--bio-night);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .forecast-card {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            padding: 3rem;
            border-radius: 28px;
            max-width: 800px;
            width: 100%;
            box-shadow: 0 40px 100px rgba(0, 0, 0, 0.6);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
        }

        @media (max-width: 768px) {
            .forecast-card {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }

        .forecast-left {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .forecast-left h2 {
            font-family: 'Abril Fatface', cursive;
            font-size: 2.2rem;
            color: #fff;
            margin-top: 0;
            margin-bottom: 1rem;
        }

        .forecast-left p {
            color: #a3b3a8;
            line-height: 1.6;
            margin-bottom: 2rem;
        }

        .forecast-input-group {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
            text-align: left;
        }

        .forecast-input-group label {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--bio-glow);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .forecast-input-group input {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.15);
            padding: 1rem;
            border-radius: 12px;
            color: white;
            font-size: 1.1rem;
            outline: none;
            transition: all 0.3s ease;
            font-family: inherit;
        }

        .forecast-input-group input:focus {
            border-color: var(--bio-glow);
            box-shadow: 0 0 15px rgba(42, 157, 143, 0.3);
        }

        .forecast-right {
            background: rgba(11, 44, 36, 0.15);
            border: 1px solid rgba(42, 157, 143, 0.12);
            border-radius: 20px;
            padding: 2.5rem;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            min-height: 320px;
        }

        /* Interactive moon phase render canvas */
        .moon-canvas-container {
            width: 100px;
            height: 100px;
            margin-bottom: 1.5rem;
            filter: drop-shadow(0 0 12px rgba(79, 195, 247, 0.3));
        }

        .visibility-rating-badge {
            display: inline-block;
            padding: 0.5rem 1.5rem;
            border-radius: 30px;
            font-weight: bold;
            text-transform: uppercase;
            font-size: 0.85rem;
            letter-spacing: 1px;
            margin-bottom: 1.25rem;
            transition: all 0.3s ease;
        }