/* Modern CSS Reset & Variables */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&display=swap');

:root {
    --bg-color: #0f1115;
    --card-bg: rgba(255, 255, 255, 0.05);
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --accent-color: #6366f1;
    /* Indigo */
    --accent-glow: rgba(99, 102, 241, 0.5);
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
    background-color: var(--bg-color);
    background-image:
        radial-gradient(circle at 15% 50%, rgba(99, 102, 241, 0.15), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(236, 72, 153, 0.15), transparent 25%);
    color: var(--text-primary);
    font-family: var(--font-family);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
}

/* Typography & Layout */
h1 {
    font-size: 4rem;
    font-weight: 800;
    letter-spacing: -0.05em;
    background: linear-gradient(135deg, #fff 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
    text-align: center;
    text-shadow: 0 0 30px var(--accent-glow);
    animation: fadeInDown 0.8s ease-out;
}

p {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 600px;
    text-align: center;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

/* Selection */
::selection {
    background: var(--accent-color);
    color: white;
}

/* AI Promo Section */
.ai-promo {
    margin-top: 3rem;
    font-size: 20px;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.ai-text {
    font-weight: 800;
    font-size: 30px;
    background: linear-gradient(90deg, #6366f1, #ec4899, #6366f1);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    animation: shine 3s linear infinite, wave 2s ease-in-out infinite;
}

@keyframes shine {
    to {
        background-position: 200% center;
    }
}

@keyframes wave {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}