:root {
    /* Color Palette - Premium Dark Glassmorphism */
    --bg-color: #0f0f13;
    --text-color: #ffffff;
    --primary-color: #7000ff;
    --accent-color: #00f0ff;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --card-bg: #1a1a20;

    /* Typography */
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;

    /* Spacing */
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 32px;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    background-image:
        radial-gradient(circle at 10% 20%, rgba(112, 0, 255, 0.2) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(0, 240, 255, 0.15) 0%, transparent 20%);
    min-height: 100vh;
    overflow-x: hidden;
}

#app {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    margin-bottom: var(--spacing-lg);
    position: sticky;
    top: var(--spacing-md);
    z-index: 100;
}

nav a {
    color: var(--text-color);
    text-decoration: none;
    margin-left: var(--spacing-md);
    opacity: 0.7;
    transition: all 0.3s ease;
    font-weight: 500;
}

nav a:hover,
nav a.active {
    opacity: 1;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.logo {
    font-weight: 700;
    font-size: 1.5rem;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Common Components */
.btn {
    display: inline-block;
    padding: 12px 24px;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
    border: none;
    border-radius: 8px;
    color: white;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(112, 0, 255, 0.4);
}

/* Page Transitions */
.page {
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

/* Headings & Text */
h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(to right, #fff, #aaa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

p {
    line-height: 1.6;
    color: #cccccc;
    margin-bottom: var(--spacing-md);
    max-width: 600px;
}