/* ==========================================================================
   CSS Reset & Base Styles - UPDATED WITH COURSE COLORS
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Dark Theme */
    --bg-primary: #0a0e1a;
    --bg-secondary: #0f1628;
    --bg-glass: rgba(255, 255, 255, 0.05);
    --text-primary: #ffffff;
    --text-secondary: #b8c1d4;
    --accent-cyan: #00d4ff;
    --accent-blue: #007acc;
    --accent-glow: #00d4ff80;
    --border-light: rgba(255, 255, 255, 0.1);
    --shadow-neon: 0 0 20px rgba(0, 212, 255, 0.3);
    
    /* Light Theme */
    --bg-primary-light: #f8fafc;
    --bg-secondary-light: #ffffff;
    --text-primary-light: #1e293b;
    --text-secondary-light: #64748b;
    --accent-cyan-light: #0ea5e9;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================================================
   Loading Screen Animation
   ========================================================================== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, #0a0e1a 0%, #1a2338 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.8s ease-out;
}

.loading-container {
    text-align: center;
}

.beaker-container {
    position: relative;
    width: 200px;
    height: 300px;
    margin-bottom: 2rem;
}

.beaker {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 20px 40px rgba(0, 212, 255, 0.3));
}

.beaker-outline {
    fill: none;
    stroke: #00d4ff;
    stroke-width: 3;
    stroke-linecap: round;
    filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.5));
    animation: beakerGlow 2s ease-in-out infinite alternate;
}

@keyframes beakerGlow {
    0% { filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.5)); }
    100% { filter: drop-shadow(0 0 40px rgba(0, 212, 255, 0.8)); }
}

.liquid-level {
    fill: url(#liquidGradient);
    transform-origin: center;
    animation: fillBeaker 3s ease-out forwards;
    opacity: 0;
}

@keyframes fillBeaker {
    0% {
        transform: translateY(200px);
        opacity: 0;
    }
    70% {
        transform: translateY(0);
        opacity: 1;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

.bubble {
    fill: rgba(255, 255, 255, 0.3);
}

.h2o-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2.5rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0);
    text-shadow: 0 0 20px rgba(0, 212, 255, 0);
    animation: h2oGlow 3s ease-out 1s forwards;
}

@keyframes h2oGlow {
    0% { color: rgba(255, 255, 255, 0); text-shadow: 0 0 20px rgba(0, 212, 255, 0); }
    100% { color: rgba(255, 255, 255, 0.9); text-shadow: 0 0 30px rgba(0, 212, 255, 0.8); }
}

.loading-text {
    font-size: 1.2rem;
    color: var(--text-secondary);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 14, 26, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(10, 14, 26, 0.98);
    box-shadow: var(--shadow-neon);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-cyan);
    text-decoration: none;
}

.logo-icon {
    width: 40px;
    height: 40px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-cyan);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-menu a:hover {
    color: var(--accent-cyan);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--accent-cyan);
    transition: 0.3s;
}

.theme-toggle {
    background: var(--bg-glass);
    border: 1px solid var(--border-light);
    border-radius: 50px;
    padding: 8px 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.theme-toggle:hover {
    box-shadow: var(--shadow-neon);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.particle-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.floating-atoms {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

.atom {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-cyan) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

.atom-1 {
    width: 60px;
    height: 60px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.atom-2 {
    width: 40px;
    height: 40px;
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.atom-3 {
    width: 50px;
    height: 50px;
    top: 30%;
    right: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    z-index: 3;
    position: relative;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, var(--accent-cyan) 0%, white 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.typing-animation .char {
    display: inline-block;
    opacity: 0;
    transform: translateY(30px);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 500px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.cta-primary, .cta-secondary {
    padding: 16px 32px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.cta-primary {
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
    color: white;
    box-shadow: var(--shadow-neon);
}

.cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.4);
}

.cta-secondary {
    background: var(--bg-glass);
    color: var(--text-primary);
    border: 2px solid var(--border-light);
}

.cta-secondary:hover {
    border-color: var(--accent-cyan);
    box-shadow: var(--shadow-neon);
}

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

.molecule-orbit {
    position: relative;
    width: 300px;
    height: 300px;
}

.nucleus {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    background: radial-gradient(circle, #ff6b6b, #ee5a52);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 30px rgba(255, 107, 107, 0.6);
    z-index: 2;
}

.electron-orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.orbit-1 {
    width: 200px;
    height: 200px;
    animation: rotate 8s linear infinite;
}

.orbit-2 {
    width: 140px;
    height: 140px;
    animation: rotate 12s linear infinite reverse;
}

.orbit-3 {
    width: 260px;
    height: 260px;
    animation: rotate 10s linear infinite;
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.electron {
    position: absolute;
    top: -5px;
    left: 50%;
    width: 10px;
    height: 10px;
    background: var(--accent-cyan);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--accent-cyan);
    transform: translateX(-50%);
}

/* ==========================================================================
   Section Styles
   ========================================================================== */
section {
    padding: 100px 0;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    text-align: center;
    margin-bottom: 4rem;
    background: linear-gradient(135deg, var(--accent-cyan) 0%, white 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
}

/* About Section */
.about {
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.profile-card {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-light);
    transition: all 0.4s ease;
    aspect-ratio: 1;
}

.profile-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-neon);
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    padding: 2rem 1.5rem 1.5rem;
    color: white;
}

.about-lead {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 0.5rem;
}

.about-philosophy {
    font-style: italic;
    color: var(--accent-cyan);
    font-size: 1.1rem;
    text-align: center;
    padding: 2rem;
    background: var(--bg-glass);
    border-radius: 16px;
    border-left: 4px solid var(--accent-cyan);
}

/* ==========================================================================
   COURSES SECTION - UPDATED WITH CYAN GRADIENT TITLES ✨
   ========================================================================== */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.course-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
}

.course-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-neon);
}

.course-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 0 20px var(--accent-glow));
}

/* 🔥 UPDATED: Course titles now have STUNNING cyan gradient */
.course-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #00d4ff 0%, #00b8ff 50%, #0099cc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    position: relative;
}

/* 🔥 NEW: Course title hover glow effect */
.course-card:hover h3 {
    filter: drop-shadow(0 0 15px rgba(0, 212, 255, 0.6));
}

.course-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.course-card ul {
    list-style: none;
    text-align: left;
    margin-top: 1.5rem;
}

.course-card li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.course-card li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-cyan);
    font-weight: bold;
}

/* ==========================================================================
   Features Section
   ========================================================================== */
.features {
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.feature-card {
    display: flex;
    gap: 1.5rem;
    padding: 2.5rem;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    transition: all 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-neon);
}

.feature-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
    filter: drop-shadow(0 0 15px var(--accent-glow));
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

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

.testimonial-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 2.5rem;
    position: relative;
    transition: all 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-neon);
}

.stars {
    color: #ffd700;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.testimonial-card p {
    font-style: italic;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
}

.testimonial-author h4 {
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ==========================================================================
   Contact Section - UPDATED WHATSAPP STYLING
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    background: var(--bg-glass);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 0.25rem;
}

/* UPDATED: WhatsApp button styling */
.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white !important;
    padding: 14px 24px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    position: relative;
    overflow: hidden;
}

.whatsapp-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.whatsapp-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-btn:hover::before {
    left: 100%;
}

.whatsapp-btn:active {
    transform: translateY(-1px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 16px 20px;
    background: var(--bg-glass);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input::placeholder {
    color: var(--text-secondary);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.full-width {
    width: 100%;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    padding: 3rem 0 1.5rem;
}

.footer-brand .logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-links h4,
.footer-social h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-links ul {
    list-style: none;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent-cyan);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 44px;
    height: 44px;
    background: var(--bg-glass);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-links a:hover {
    background: var(--accent-cyan);
    transform: translateY(-3px);
    box-shadow: var(--shadow-neon);
}

.footer-bottom {
    border-top: 1px solid var(--border-light);
    padding-top: 1.5rem;
    text-align: center;
    color: var(--text-secondary);
}

/* ==========================================================================
   Modal Styles
   ========================================================================== */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    background: var(--bg-secondary);
    margin: 5% auto;
    padding: 2rem;
    border-radius: 20px;
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    border: 1px solid var(--border-light);
    position: relative;
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-secondary);
}

.close:hover {
    color: var(--accent-cyan);
}

/* ==========================================================================
   Responsive Design - Mobile Optimized
   ========================================================================== */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-primary);
        flex-direction: column;
        padding: 1rem;
        gap: 1rem;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        margin-bottom: 1.5rem;
    }
    
    .hero-cta {
        justify-content: center;
        flex-direction: column;
    }
    
    .cta-primary,
    .cta-secondary {
        width: 100%;
        max-width: 300px;
        justify-content: center;
        margin: 0 auto;
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .features-grid,
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    section {
        padding: 60px 0;
    }
    
    /* Mobile WhatsApp button full-width */
    .whatsapp-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .course-card {
        padding: 2rem 1.5rem;
    }
    
    .course-card h3 {
        font-size: 1.3rem;
    }
}

/* ==========================================================================
   Light Theme Support (Bonus)
   ========================================================================== */
body.light-theme {
    --bg-primary: var(--bg-primary-light);
    --bg-secondary: var(--bg-secondary-light);
    --text-primary: var(--text-primary-light);
    --text-secondary: var(--text-secondary-light);
    --accent-cyan: var(--accent-cyan-light);
}

body.light-theme .bg-glass {
    background: rgba(0, 0, 0, 0.05);
}

/* ==========================================================================
   Performance & Accessibility
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --shadow-neon: 0 0 30px rgba(0, 212, 255, 0.8);
    }
}