:root {
    /* Iron Man / Avengers Color Palette */
    --primary-red: #DC143C;
    --primary-gold: #FFD700;
    --accent-gold: #FFA500;
    --dark-red: #8B0000;
    --background-black: #0A0A0A;
    --surface-dark: #1A1A1A;
    --surface-darker: #111111;
    --text-white: #FFFFFF;
    --text-light: #E0E0E0;
    --text-muted: #B0B0B0;
    --arc-reactor-blue: #00BFFF;
    --energy-glow: #00FFFF;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-red), var(--accent-gold));
    --gradient-secondary: linear-gradient(135deg, var(--dark-red), var(--primary-red));
    --gradient-hero: linear-gradient(135deg, var(--background-black) 0%, var(--surface-dark) 50%, var(--background-black) 100%);
}

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

body {
    font-family: 'Rajdhani', sans-serif;
    background: var(--background-black);
    color: var(--text-white);
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}

/* Animated Stars Background */
.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.stars::before,
.stars::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--text-white);
    border-radius: 50%;
    box-shadow: 
        25px 25px var(--text-white),
        50px 75px var(--text-white),
        100px 100px var(--text-white),
        150px 50px var(--text-white),
        200px 150px var(--text-white),
        250px 100px var(--text-white),
        300px 200px var(--text-white),
        350px 75px var(--text-white),
        400px 175px var(--text-white),
        450px 125px var(--text-white),
        500px 25px var(--text-white),
        550px 175px var(--text-white),
        600px 100px var(--text-white),
        650px 200px var(--text-white),
        700px 50px var(--text-white),
        750px 150px var(--text-white),
        800px 75px var(--text-white),
        850px 175px var(--text-white),
        900px 125px var(--text-white),
        950px 200px var(--text-white);
    animation: twinkle 3s infinite ease-in-out alternate;
}

.stars::after {
    width: 1px;
    height: 1px;
    box-shadow: 
        75px 125px var(--arc-reactor-blue),
        125px 75px var(--arc-reactor-blue),
        175px 175px var(--arc-reactor-blue),
        225px 25px var(--arc-reactor-blue),
        275px 125px var(--arc-reactor-blue),
        325px 175px var(--arc-reactor-blue),
        375px 75px var(--arc-reactor-blue),
        425px 150px var(--arc-reactor-blue),
        475px 100px var(--arc-reactor-blue),
        525px 175px var(--arc-reactor-blue),
        575px 50px var(--arc-reactor-blue),
        625px 125px var(--arc-reactor-blue),
        675px 175px var(--arc-reactor-blue),
        725px 100px var(--arc-reactor-blue),
        775px 150px var(--arc-reactor-blue),
        825px 75px var(--arc-reactor-blue),
        875px 125px var(--arc-reactor-blue),
        925px 175px var(--arc-reactor-blue);
    animation: twinkle 2s infinite ease-in-out alternate-reverse;
}

@keyframes twinkle {
    0% { opacity: 0.3; }
    100% { opacity: 1; }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* Hero Section */
.hero-section {
    min-height: 70vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    background: var(--gradient-hero);
    padding: 2rem 0;
}

/* Arc Reactor Logo */
.logo-container {
    margin-bottom: 2rem;
}

.arc-reactor {
    width: 120px;
    height: 120px;
    position: relative;
    margin: 0 auto;
    animation: reactorPulse 2s infinite ease-in-out;
}

.core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
    background: radial-gradient(circle, var(--arc-reactor-blue), var(--energy-glow));
    border-radius: 50%;
    box-shadow: 
        0 0 20px var(--arc-reactor-blue),
        0 0 40px var(--arc-reactor-blue),
        0 0 60px var(--arc-reactor-blue);
    animation: coreGlow 1.5s infinite ease-in-out alternate;
}

.ring {
    position: absolute;
    border: 2px solid;
    border-radius: 50%;
    animation: ringRotate 10s infinite linear;
}

.ring-1 {
    top: 10px;
    left: 10px;
    right: 10px;
    bottom: 10px;
    border-color: var(--primary-gold);
    animation-duration: 8s;
}

.ring-2 {
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    border-color: var(--primary-red);
    animation-duration: 12s;
    animation-direction: reverse;
}

.ring-3 {
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border-color: var(--arc-reactor-blue);
    border-width: 1px;
    animation-duration: 6s;
}

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

@keyframes coreGlow {
    0% { 
        box-shadow: 
            0 0 20px var(--arc-reactor-blue),
            0 0 40px var(--arc-reactor-blue),
            0 0 60px var(--arc-reactor-blue);
    }
    100% { 
        box-shadow: 
            0 0 30px var(--arc-reactor-blue),
            0 0 60px var(--arc-reactor-blue),
            0 0 90px var(--arc-reactor-blue);
    }
}

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

/* Hero Content */
.hero-content {
    max-width: 800px;
}

.main-title {
    font-family: 'Orbitron', monospace;
    font-size: clamp(2.5rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.title-line {
    display: block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titleGlow 3s infinite ease-in-out alternate;
}

.ai-text {
    font-size: 1.2em;
    background: linear-gradient(135deg, var(--arc-reactor-blue), var(--energy-glow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes titleGlow {
    0% { filter: brightness(1); }
    100% { filter: brightness(1.2) drop-shadow(0 0 20px var(--primary-gold)); }
}

.subtitle-container {
    margin-bottom: 2rem;
}

.subtitle {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    font-weight: 300;
}

.status-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1.1rem;
    color: var(--text-muted);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--arc-reactor-blue);
    border-radius: 50%;
    animation: statusPulse 1.5s infinite ease-in-out;
}

@keyframes statusPulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

/* Main Content */
.main-content {
    padding: 4rem 0;
}

.coming-soon-section {
    text-align: center;
    margin-bottom: 6rem;
}

.section-title {
    font-family: 'Orbitron', monospace;
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-gold);
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.description {
    font-size: 1.3rem;
    line-height: 1.6;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto 4rem;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.feature-card {
    background: var(--surface-dark);
    border: 1px solid var(--surface-darker);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.1), transparent);
    transition: left 0.5s ease;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-gold);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    color: var(--primary-gold);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.5;
}

/* Newsletter Section */
.newsletter-section {
    background: var(--surface-dark);
    border: 1px solid var(--primary-red);
    border-radius: 16px;
    padding: 3rem;
    text-align: center;
    margin-bottom: 6rem;
    position: relative;
    overflow: hidden;
}

.newsletter-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
}

.newsletter-title {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    color: var(--primary-gold);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.newsletter-subtitle {
    color: var(--text-light);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.newsletter-form {
    max-width: 500px;
    margin: 0 auto;
}

.input-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.input-group input {
    flex: 1;
    min-width: 250px;
    padding: 1rem 1.5rem;
    background: var(--background-black);
    border: 2px solid var(--surface-darker);
    border-radius: 8px;
    color: var(--text-white);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-gold);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.2);
}

.cta-button {
    padding: 1rem 2rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: 8px;
    color: var(--text-white);
    font-family: 'Orbitron', monospace;
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(220, 20, 60, 0.3);
}

.button-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover .button-glow {
    left: 100%;
}

/* Countdown Section */
.countdown-section {
    text-align: center;
    margin-bottom: 4rem;
}

.countdown-title {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    color: var(--primary-gold);
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.countdown-timer {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.time-unit {
    background: var(--surface-dark);
    border: 1px solid var(--primary-red);
    border-radius: 12px;
    padding: 2rem 1.5rem;
    min-width: 120px;
    position: relative;
    overflow: hidden;
}

.time-unit::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
}

.time-value {
    display: block;
    font-family: 'Orbitron', monospace;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary-gold);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.time-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Footer */
.footer {
    border-top: 1px solid var(--surface-darker);
    padding: 3rem 0;
    text-align: center;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--surface-dark);
    border: 1px solid var(--surface-darker);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--gradient-primary);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(220, 20, 60, 0.2);
}

.social-link svg {
    width: 24px;
    height: 24px;
}

.copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .input-group input {
        min-width: 100%;
    }
    
    .countdown-timer {
        gap: 1rem;
    }
    
    .time-unit {
        min-width: 100px;
        padding: 1.5rem 1rem;
    }
    
    .time-value {
        font-size: 2rem;
    }
    
    .newsletter-section {
        padding: 2rem;
    }
    
    .social-links {
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .subtitle {
        font-size: 1.2rem;
    }
    
    .description {
        font-size: 1.1rem;
    }
    
    .arc-reactor {
        width: 80px;
        height: 80px;
    }
    
    .core {
        width: 20px;
        height: 20px;
    }
    
    .ring-1 {
        top: 8px;
        left: 8px;
        right: 8px;
        bottom: 8px;
    }
    
    .ring-2 {
        top: 15px;
        left: 15px;
        right: 15px;
        bottom: 15px;
    }
    
    .ring-3 {
        top: 4px;
        left: 4px;
        right: 4px;
        bottom: 4px;
    }
}