:root {
    --bg-color: #f8fafc; /* Crisp white/light-gray background */
    --card-bg: rgba(255, 255, 255, 0.6); /* Lighter frosted glass */
    --card-border: rgba(0, 0, 0, 0.05);
    --text-main: #0f172a; /* Dark slate */
    --text-muted: #475569;
    
    /* NeoJenner Brand Palette */
    --accent-pink: #d5007f;
    --accent-red: #ff3366; /* Bright Red/Rojo */
    --accent-green: #8cc63f; /* Lime Green */
    --accent-deep-green: #225a1a; /* Darker Green for depth */
    --accent-purple: #8a2be2;
    --accent-deep-purple: #4a0080;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Immersive Animated Background */
.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    background: var(--bg-color);
}

.gradient-bg {
    position: absolute;
    width: 200vw;
    height: 200vh;
    top: -50vh;
    left: -50vw;
    background: 
        radial-gradient(circle at 50% 50%, #ffffff 0%, transparent 60%),
        radial-gradient(circle at 80% 20%, var(--accent-red) 0%, transparent 40%),
        radial-gradient(circle at 20% 80%, var(--accent-green) 0%, transparent 45%);
    filter: blur(120px);
    animation: pulseBg 25s infinite alternate ease-in-out;
    opacity: 0.3; /* Softer opacity for light mode */
}

@keyframes pulseBg {
    0% { transform: scale(1) translate(0, 0) rotate(0deg); }
    50% { transform: scale(1.1) translate(5%, 5%) rotate(10deg); }
    100% { transform: scale(1.2) translate(-5%, -5%) rotate(-5deg); }
}

/* Fullscreen-style Container */
.container {
    width: 95vw;
    height: 90vh;
    max-width: 1600px;
    z-index: 10;
}

/* The massive glass card */
.glass-card {
    width: 100%;
    height: 100%;
    background: var(--card-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--card-border);
    border-radius: 32px;
    display: flex;
    flex-direction: column;
    padding: 3rem 4rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08); /* Lighter shadow for white mode */
    animation: fadeScaleIn 1.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
}

@keyframes fadeScaleIn {
    0% { transform: scale(0.95); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

/* Header (Logo + Nav + Button) */
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo-img {
    height: 90px;
    max-width: 100%;
    object-fit: contain;
}

.nav-links {
    display: flex;
    gap: 3rem;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 400;
    transition: color 0.3s ease;
    opacity: 0.8;
}

.nav-links a:hover {
    color: var(--accent-pink);
    opacity: 1;
}

.header-cta {
    display: flex;
    align-items: center;
}

.cta-button {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 99px; /* Pill shape */
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: var(--text-main);
    color: var(--bg-color);
    transform: translateY(-2px);
}

/* Central Content */
.card-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    text-align: center;
}

.main-title {
    font-family: 'Inter', sans-serif;
    font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 400;
    letter-spacing: -0.02em;
    line-height: 1.1;
    max-width: 900px;
    margin: auto 0; /* Vertically centers the text using flexbox */
}

.bottom-text {
    margin-bottom: 1rem;
}

.description {
    font-size: 1rem;
    font-weight: 300;
    line-height: 1.6;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

/* Responsiveness */
@media (max-width: 900px) {
    body {
        align-items: flex-start;
        padding: 5vh 0;
        overflow-y: auto;
    }

    .container {
        height: auto;
        min-height: 90vh;
    }

    .glass-card {
        height: auto;
        padding: 2.5rem 1.5rem;
    }
    
    .card-header {
        flex-direction: column;
        gap: 1.5rem;
    }

    .logo-img {
        height: 70px;
    }

    .nav-links {
        display: none; /* Hide nav links on mobile for simplicity */
    }
    
    .main-title {
        font-size: clamp(2.5rem, 8vw, 3.5rem);
        margin: 3rem 0; /* Ensures the title doesn't stick to the header or footer */
    }
}