:root {
    --primary: #2b5482;
    --primary-light: #b6daf0;
    --primary-dark: #232125;
    --secondary: #E66702;
    --accent: #ff7707;
    --dark: #2C2C2C;
    --light: #F7FAFC;
    --gray: #d7dcf6;
    --premium-gold: #FFD700;
    --premium-silver: #C0C0C0;
    --cosmic-deep: #2b5482;
    --nebula-mist: #b6daf0;
    --void-core: #232125;
    --solar-flare: #E66702;
    --plasma-glow: #ff7707;
    --dark-matter: #2C2C2C;
    --quantum-foam: #F7FAFC;
    --stardust: #d7dcf6;
    --hyperion-gold: #FFD700;
    --lunar-silver: #C0C0C0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--light);
    overflow-x: hidden;
    scroll-behavior: smooth;
}

.highlight {
    color: var(--primary);
    font-weight: 700;
}

.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
}

.nav-content {
    display: flex;
    align-items: center;
    flex: 1;
    justify-content: center;
    position: relative;
}

.nav-content nav {
    position: absolute;
    left: 50%;
    transform: translateX(-70%);
    z-index: 1;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: translateX(5px);
}

.logo img {
    height: 50px;
    margin-right: 12px;
    object-fit: contain;
}

section {
    padding: 4rem 0;
    width: 100%;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    padding: 0 2rem;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

h2 {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    font-weight: 700;
    position: relative;
    display: inline-block;
}

h2::after {
    content: '';
    position: absolute;
    width: 50%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--secondary));
    left: 25%;
    bottom: -10px;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--dark);
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.8;
    line-height: 1.8;
}

#mainpage {
    height: 100vh;
    min-height: 800px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(247, 250, 252, 0.9), rgba(214, 228, 247, 0.8)), 
                url('') no-repeat center center/cover;
    background-blend-mode: overlay;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 3rem;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 4.5rem;
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-content h1 span {
    background: linear-gradient(135deg, var(--accent), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-content p {
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 3rem;
    max-width: 700px;
    opacity: 0.9;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

.hero-button {
    padding: 1.25rem 2.5rem;
    border-radius: 8px;
    font-size: 1.2rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
}

.primary-btn {
    background: linear-gradient(135deg, var(--accent), var(--secondary));
    color: white;
    box-shadow: 0 10px 30px rgba(230, 103, 2, 0.4);
}

.primary-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(230, 103, 2, 0.5);
}

.secondary-btn {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.secondary-btn:hover {
    background-color: var(--primary);
    color: white;
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(43, 84, 130, 0.2);
}

.hero-image {
    position: absolute;
    right: 5%;
    bottom: 10%;
    width: 40%;
    max-width: 600px;
    z-index: 1;
    animation: float 6s ease-in-out infinite;
}

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

#vision {
    background-color: white;
    position: relative;
    overflow: hidden;
}

.vision-content {
    display: flex;
    align-items: center;
    gap: 3rem;
    text-align: left;
    padding: 0 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.vision-text {
    flex: 3;
}

.vision-text p {
    font-size: 1.1rem;
    color: var(--dark);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    max-width: 800px;
}

.vision-image {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}


.vision-image img,
.vision-image video {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.vision-image video {
    width: 60%;
    max-width: 300px;
    height: auto;
    object-fit: contain;
    margin: 0 auto;
    display: block;
    border-radius: 16px;
    overflow: hidden;
}

#versions {
    background-color: var(--light);
    position: relative;
}

.version-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.version-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    padding: 3rem;
    width: 100%;
    max-width: 500px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.version-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.version-card.premium {
    border: 2px solid var(--premium-gold);
}

.version-card h3 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
    text-align: center;
}

.version-card .price {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.version-card .price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--dark);
    opacity: 0.7;
    margin-top: 0.5rem;
    margin-left: 0.5rem;
}

.version-card.premium .price {
    color: var(--premium-gold);
}

.version-card ul {
    list-style: none;
    margin-bottom: 2.5rem;
}

.version-card ul li {
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    color: var(--dark);
}

.version-card ul li::before {
    content: '✓';
    color: var(--accent);
    margin-right: 1rem;
    font-weight: 700;
}

.version-card.premium ul li::before {
    color: var(--premium-gold);
}

.version-card .version-btn {
    width: auto;
    min-width: 160px;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    margin: 0 auto;
    display: block;
}

.version-card:not(.premium) .version-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
}

.version-card.premium .version-btn {
    background: linear-gradient(135deg, var(--premium-gold), var(--secondary));
    color: white;
}

.version-card .version-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.version-card .version-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: linear-gradient(135deg, var(--premium-gold), var(--secondary));
    color: white;
    padding: 0.5rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-bottom-left-radius: 16px;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
}

.version-card:hover .version-badge {
    transform: translateY(0);
}

footer {
    background-color: var(--primary-dark);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 3rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.footer-column h3 {
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    position: relative;
    display: inline-block;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    width: 50%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--secondary));
    left: 0;
    bottom: -8px;
    border-radius: 2px;
}

.footer-column p, .footer-column a {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1rem;
    display: block;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background-color: var(--accent);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 3rem;
    margin-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: white;
    border-radius: 16px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 400px;
    overflow: hidden;
    transform: scale(0.95);
    animation: modalIn 0.3s ease forwards;
}

@keyframes modalIn {
    to { transform: scale(1); }
}

.modal-header {
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    text-align: center;
    position: relative;
}

.modal-header h2 {
    color: white;
    margin: 0;
    font-size: 1.5rem;
}

.modal-header h2::after {
    display: none;
}

.close-button {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 1.5rem;
    color: white;
    cursor: pointer;
    transition: color 0.3s ease;
}

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

.modal-body {
    padding: 1.5rem;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(230, 103, 2, 0.2);
    outline: none;
}

.modal-footer {
    padding: 1rem 1.5rem;
    text-align: center;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.modal-footer p {
    color: var(--dark);
    margin-bottom: 0;
}

.toggle-auth {
    color: var(--primary);
    font-weight: 600;
    cursor: pointer;
    transition: color 0.3s ease;
}

.toggle-auth:hover {
    color: var(--accent);
    text-decoration: underline;
}

.btn {
    padding: 1rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--secondary));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(230, 103, 2, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background-color: var(--primary);
    color: white;
}

.status-message {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.9rem;
    min-height: 1.5rem;
}

.username-error {
    color: #e74c3c;
    font-size: 0.9rem;
    margin-top: 0.5rem;
    font-weight: 500;
}

.error-message {
    color: #e74c3c;
}

.success-message {
    color: #2ecc71;
}

.fade-in {
    opacity: 1;
    animation: fadeIn 0.5s ease forwards;
}

.slide-up {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.5s ease forwards;
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

.features {
    padding: 2rem 0;
    background: #f8f9fa;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.features-grid {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    visibility: visible !important;
    opacity: 1 !important;
}

.feature-card {
    background-color: white;
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.feature-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    color: white;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    box-shadow: 0 5px 15px rgba(108, 99, 255, 0.3);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.feature-card p {
    color: #4A5568;
    line-height: 1.6;
}

#site-logo {
    width: 150px;
    height: auto;
    margin: 10px;
}

@media (max-width: 1200px) {
    .hero-content h1 {
        font-size: 3.5rem;
    }
    
    .hero-image {
        width: 45%;
        opacity: 0.8;
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.8rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    h2 {
        font-size: 2.5rem;
    }
    
    .version-cards {
        grid-template-columns: 1fr;
    }
    
    .version-card {
        max-width: 100%;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 576px) {
    .hero-content {
        padding: 2rem 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-button {
        width: 100%;
        justify-content: center;
    }
        
    .section-subtitle {
        font-size: 1rem;
    }
    
    .vision-content {
        padding: 1rem;
    }
    
    .vision-image video {
        width: 100%;
        height: auto;
    }
    
    .version-cards {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    /* Mobile Stripe button optimization */
    stripe-buy-button {
        width: 80% !important;
        margin: 0 auto !important;
    }
    
    stripe-buy-button button {
        width: 100% !important;
        max-width: 280px !important;
        min-width: auto !important;
        padding: 1rem 1.5rem !important;
        font-size: 1rem !important;
    }
    
    .version-card .version-btn {
        width: 100% !important;
        max-width: 280px !important;
        margin: 0 auto !important;
        padding: 1rem 1.5rem !important;
        font-size: 1rem !important;
    }
}

#celestialPopup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

#celestialPopup.active {
    opacity: 1;
    pointer-events: all;
}

.quantumCard {
    background: linear-gradient(145deg, var(--primary-dark), var(--primary));
    border-radius: 12px;
    width: 85%;
    max-width: 380px;
    padding: 1.5rem;
    box-shadow: 0 0 30px rgba(182, 218, 240, 0.15);
    border: 1px solid var(--primary-light);
    position: relative;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

#celestialPopup.active .quantumCard {
    transform: scale(1);
}

.quantumCard::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(182, 218, 240, 0.08) 0%, transparent 70%);
    animation: singularitySpin 24s linear infinite;
    z-index: -1;
}

.chronoBadge {
    background: linear-gradient(135deg, var(--premium-gold), var(--accent));
    color: var(--primary-dark);
    font-weight: 700;
    padding: 0.35rem 1rem;
    border-radius: 100px;
    display: inline-block;
    margin-bottom: 1rem;
    font-size: 0.75rem;
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.3);
    text-transform: uppercase;
    letter-spacing: 1px;
    animation: temporalPulse 3s infinite;
}

.stellarTitle {
    color: var(--light);
    font-size: 1.5rem;
    margin: 0 0 1rem;
    font-weight: 600;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
    line-height: 1.3;
}

.novaText {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.photonHighlight {
    color: var(--premium-gold);
    font-weight: 600;
    text-shadow: 0 0 6px rgba(255, 215, 0, 0.4);
    font-size: 0.92rem;
}

.pulsarButtonGroup {
    display: flex;
    gap: 0.8rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 20;
}

.cosmicButton {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 4px 15px rgba(43, 84, 130, 0.3);
}

.cosmicButton:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(43, 84, 130, 0.4);
}

.eventHorizonClose {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--light);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    transition: color 0.3s ease;
}

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

.singularityIcon {
    font-size: 2.8rem;
    color: var(--hyperion-gold);
    text-align: center;
    margin: 1rem 0;
    text-shadow: 0 0 15px rgba(255, 215, 0, 0.6);
    animation: quantumFlicker 4s infinite alternate;
    opacity: 1;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
}

.singularityIcon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 0 15px rgba(255, 215, 0, 0.6));
    animation: quantumFlicker 4s infinite alternate;
}

@keyframes quantumFlicker {
    0%, 100% { opacity: 1; transform: scale(1); }
    25% { opacity: 0.9; transform: scale(0.98); }
    50% { opacity: 1; transform: scale(1.02); }
    75% { opacity: 0.95; transform: scale(0.99); }
}

@keyframes singularitySpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes temporalPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

stripe-buy-button {
    width: 60% !important;
    margin: 0 auto !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
}

#monthlyBtnContainer,
#annualBtnContainer {
    text-align: center !important;
    width: 100% !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
}

stripe-buy-button button {
    background: linear-gradient(135deg, var(--accent), var(--secondary)) !important;
    color: white !important;
    border: none !important;
    border-radius: 8px !important;
    padding: 1rem 2rem !important;
    font-size: 1.1rem !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    box-shadow: 0 5px 15px rgba(230, 103, 2, 0.3) !important;
    width: 100% !important;
    min-width: 160px !important;
    max-width: 250px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.5rem !important;
    font-family: 'Poppins', sans-serif !important;
    min-height: 50px !important;
    text-decoration: none !important;
    margin: 0 auto !important;
    outline: none !important;
}

stripe-buy-button button:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 20px rgba(230, 103, 2, 0.4) !important;
    background: linear-gradient(135deg, var(--secondary), var(--accent)) !important;
}

stripe-buy-button button:focus {
    outline: none !important;
    box-shadow: 0 0 0 3px rgba(230, 103, 2, 0.3) !important;
}

stripe-buy-button button:active {
    transform: translateY(0) !important;
} 

#monthlyBtn[style*="display: block"],
#annualBtn[style*="display: block"] {
    display: block !important;
}

#monthlyBtnContainer[style*="display: none"],
#annualBtnContainer[style*="display: none"] {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
} 

.cosmicButton.primary {
    background: linear-gradient(135deg, var(--plasma-glow), var(--solar-flare));
    color: white;
    box-shadow: 0 4px 20px rgba(230, 103, 2, 0.4);
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.cosmicButton.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(230, 103, 2, 0.6);
    background: linear-gradient(135deg, var(--solar-flare), var(--plasma-glow));
}

.cosmicButton.primary a {
    color: white !important;
    text-decoration: none !important;
    font-weight: 600;
    display: block;
    width: 100%;
    height: 100%;
}

/* --- New, Simplified Navigation Styles --- */
.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links li {
    position: relative;
}

.nav-links a {
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--secondary));
    left: 0;
    bottom: 0;
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary);
}

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

.nav-buttons-container {
    position: relative;
    margin-left: auto;
    z-index: 2;
}

.nav-buttons {
    display: flex;
    gap: 1rem;
}

#authButtons {
    display: flex;
    gap: 1.5rem;
}

.nav-button {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.login-btn {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.login-btn:hover {
    background-color: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(43, 84, 130, 0.2);
}

.signup-btn {
    background: linear-gradient(135deg, var(--accent), var(--secondary));
    color: white;
    box-shadow: 0 5px 15px rgba(230, 103, 2, 0.3);
}

.signup-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(230, 103, 2, 0.4);
    background: linear-gradient(135deg, var(--secondary), var(--accent));
}

.user-btn {
    background-color: var(--primary);
    color: white;
    border-radius: 50px;
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

.user-btn:hover {
    background-color: #1e456b;
}

.user-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 1rem 0;
    min-width: 200px;
    display: none;
    z-index: 1000;
}

.user-menu.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.user-menu a, .user-menu button {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.2s ease;
    text-align: left;
    width: 100%;
    border: none;
    background: none;
    cursor: pointer;
    font-family: 'Poppins', sans-serif;
}

.user-menu a i, .user-menu button i {
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.user-menu a:hover, .user-menu button:hover {
    background-color: var(--gray);
    color: var(--primary);
}

.user-menu button {
    color: #e74c3c;
    font-weight: 600;
}

.user-menu button:hover {
    background-color: #fdf2f2;
    color: #c0392b;
}
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary);
    cursor: pointer;
    z-index: 1001;
}

/* Tablet styles */
@media (max-width: 1200px) {
    .navbar-container {
        padding: 0 1.5rem;
    }
    
    .nav-links {
        gap: 1.5rem;
    }
    
    .nav-links a {
        font-size: 1rem;
    }

    /* Reduce artifact modal image size on tablets */
    .singularityIcon {
        width: 400px !important;
        height: 400px !important;
        right: -160px !important;
    }
}

@media (max-width: 992px) {
    .nav-content {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        z-index: 1000;
        transform: translateY(-100%);
        transition: transform 0.3s ease-in-out;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 2rem;
        display: flex;
    }

    .nav-content.active {
        transform: translateY(0);
    }

    .nav-content nav {
        position: static;
        transform: none;
        margin-bottom: 2rem;
    }

    .nav-links {
        flex-direction: column;
        gap: 0;
        align-items: center;
    }

    .nav-links li {
        margin: 1rem 0;
        width: 80%;
        text-align: center;
    }
    
    .nav-links a {
        font-size: 2rem;
        font-weight: 600;
    }

    .nav-buttons-container {
        position: static;
        transform: none;
        right: auto;
        top: auto;
        width: 100%;
        margin-top: 2rem;
        padding-top: 2rem;
        border-top: 1px solid var(--gray);
    }

    .nav-buttons {
        flex-direction: column;
        width: 100%;
        gap: 1rem;
    }

    #authButtons {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-button {
        width: 100%;
        padding: 1rem;
        font-size: 1.2rem;
        justify-content: center;
    }

    .mobile-menu-toggle {
        display: block;
    }

    /* Fix user menu positioning on mobile */
    .user-menu {
        position: fixed;
        top: auto;
        bottom: 20%;
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        z-index: 1001;
        min-width: 280px;
        max-width: 90vw;
        border: 2px solid var(--primary-light);
        box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    }

    .user-menu-container {
        position: relative;
        width: 100%;
    }

    .user-btn {
        width: 100%;
        justify-content: center;
        padding: 1rem 1.5rem;
        font-size: 1.2rem;
    }

    /* Fix video responsiveness on mobile */
    .vision-content {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }

    .vision-text {
        flex: none;
    }

    .vision-image {
        flex: none;
        width: 100%;
    }

    .vision-image video {
        width: 80%;
        max-width: none;
        height: auto;
    }

    /* Center navbar on mobile */
    .navbar-container {
        padding: 0 1.5rem;
    }

    /* Additional responsive fixes for smaller screens */
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .hero-button {
        text-align: center;
        justify-content: center;
    }

    /* Reduce artifact modal image size on mobile */
    .singularityIcon {
        width: 300px !important;
        height: 300px !important;
        right: -120px !important;
        bottom: 10% !important;
        top: auto !important;
    }
}

/* Extra small mobile devices */
@media (max-width: 480px) {
    .navbar-container {
        padding: 0 1rem;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .vision-image video {
        width: 90%;
    }
    
    .section-header {
        padding: 0 1rem;
    }
    
    h2 {
        font-size: 2.5rem;
    }

    /* Further reduce artifact modal image size on extra small devices */
    .singularityIcon {
        width: 500px !important;
        height: 500px !important;
        right: -240px !important;
        bottom: -30% !important;
        top: auto !important;
    }
    
    /* Extra small mobile Stripe button optimization */
    stripe-buy-button {
        width: 90% !important;
    }
    
    stripe-buy-button button {
        max-width: 240px !important;
        padding: 0.9rem 1.2rem !important;
        font-size: 0.95rem !important;
    }
    
    .version-card .version-btn {
        max-width: 240px !important;
        padding: 0.9rem 1.2rem !important;
        font-size: 0.95rem !important;
    }
}