/* General Setup and Fonts */
:root {
    --color-dark: #121212;
    --color-accent: #00F0FF; /* Electric Cyan */
    --color-light: #f5f5f5;
    --color-secondary: #555;
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Roboto', sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--color-dark);
    color: var(--color-light);
    line-height: 1.6;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--color-accent);
    margin-bottom: 20px;
}

/* Header & Navigation */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    background-color: var(--color-dark);
    border-bottom: 2px solid var(--color-secondary);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8em;
    color: var(--color-light);
}

.vader {
    color: var(--color-accent);
}

nav a {
    color: var(--color-light);
    text-decoration: none;
    margin-left: 25px;
    font-size: 0.9em;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--color-accent);
}

/* Hero Section */
.hero-section {
    height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: url('dark_space_bg.jpg') no-repeat center center/cover; /* Replace with a suitable background image */
    padding: 0 5%;
}

.hero-section h1 {
    font-size: 3.5em;
    margin-bottom: 15px;
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

.hero-section p {
    font-size: 1.3em;
    margin-bottom: 30px;
}

.cta-button {
    background-color: var(--color-accent);
    color: var(--color-dark);
    border: none;
    padding: 15px 30px;
    font-size: 1.1em;
    font-weight: bold;
    cursor: pointer;
    border-radius: 5px;
    transition: background-color 0.3s, transform 0.2s;
}

.cta-button:hover {
    background-color: #00A3B5;
    transform: scale(1.05);
}

/* Content Sections */
.content-section {
    padding: 80px 5%;
    min-height: 50vh;
    text-align: center;
}

.content-section h2 {
    font-size: 2.5em;
    margin-bottom: 40px;
}

/* Problem Section */
.problem-bg {
    background-color: #0d0d0d;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    text-align: left;
}

.stat-card {
    background-color: #222;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.stat-card h3 {
    color: var(--color-accent);
    margin-top: 0;
}

/* Solution Section */
.solution-bg {
    background-color: #1a1a1a;
}

.solution-list {
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.feature {
    background-color: #333;
    padding: 20px;
    margin-bottom: 15px;
    border-left: 5px solid var(--color-accent);
    font-size: 1.1em;
    border-radius: 4px;
}

.feature.final {
    border-left-color: #00ff88; /* Green for success */
}

/* Tech Section */
.tech-bg {
    background-color: #0d0d0d;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    text-align: left;
}

.tech-card {
    background-color: #222;
    padding: 25px;
    border-radius: 8px;
    border: 1px solid #333;
    transition: border-color 0.3s;
}

.tech-card:hover {
    border-color: var(--color-accent);
}

.tech-card h3 {
    color: var(--color-light);
    font-size: 1.4em;
    border-bottom: 2px dashed var(--color-secondary);
    padding-bottom: 10px;
}

.tools {
    font-size: 0.9em;
    color: var(--color-accent);
    margin-top: 15px;
}

/* Prototype Section */
.prototype-bg {
    background-color: #1a1a1a;
}

.mockup-img {
    max-width: 100%;
    width: 400px;
    border: 5px solid #000;
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.3);
    border-radius: 10px;
    margin-bottom: 30px;
}

.interface-details {
    max-width: 600px;
    margin: 0 auto;
    text-align: left;
}

.interface-details ul {
    list-style: none;
    padding: 0;
}

.interface-details li {
    background-color: #333;
    padding: 10px;
    margin-bottom: 8px;
    border-radius: 4px;
}

.small-text {
    font-size: 0.8em;
    color: var(--color-secondary);
    margin-top: 20px;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    background-color: var(--color-dark);
    border-top: 1px solid var(--color-secondary);
    font-size: 0.9em;
    color: #aaa;
}