:root {
    /* Colors */
    --color-bg-primary: #0a0e17;
    /* Deep Navy */
    --color-bg-secondary: #111625;
    /* Slightly lighter navy */
    --color-text-primary: #ffffff;
    --color-text-secondary: #a0a8b8;
    --color-accent: #5f9ea0;
    /* Electric Cyan */
    --color-accent-hover: #00c8d4;
    --color-border: #1f293a;

    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Shadows & Glassmorphism */
    --shadow-soft: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --backdrop-blur: 10px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: cadetblue;
    color: var(--color-text-primary);
    font-family: var(--font-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.75rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Utility Classes */
.text-accent-dark {
    color: #0a0e18;
}

.text-accent {
    color: #5f9ea0;
}

.text-center {
    text-align: center;
}

.mb-md {
    margin-bottom: var(--spacing-md);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 50px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid transparent;
}

.btn-primary {
    background: #5f9ea0;
    color: var(--color-bg-primary);
}

.btn-primary:hover {
    box-shadow: 0 0 30px rgba(0, 242, 255, 0.5);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn-outline:hover {
    background: rgba(0, 242, 255, 0.1);
    transform: translateY(-2px);
}

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

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

.fade-in {
    animation: fadeIn 0.8s ease forwards;
}

/* Mobile Overrides & Global Responsiveness */
@media (max-width: 900px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .container {
        width: 92%;
        padding: 0 1rem;
    }

    .section {
        padding: 3rem 0;
    }
}