/* Basic Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Roboto', sans-serif; /* Using Roboto as a clean font */
}

:root {
    --color-primary: #1a1a2e; /* Deep blue/purple dark background */
    --color-secondary: #0f0f1b; /* Even darker sections */
    --color-text-light: #ffffff;
    --color-text-fade: #a0a0a0;
    --color-accent: #007bff; /* Bright blue for accents/buttons (like in the image) */
    --color-accent-hover: #0056b3;
}

body {
    background-color: var(--color-primary);
    color: var(--color-text-light);
    line-height: 1.6;
}

a {
    color: var(--color-text-light);
    text-decoration: none;
    transition: color 0.3s;
}

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

/* ------------------------------------------------------------------- */
/* Navigation Bar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
    background-color: var(--color-secondary); /* Darker stripe for the header */
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo a {
    font-size: 1.5em;
    font-weight: 700;
}

.navbar nav ul {
    list-style: none;
    display: flex;
}

.navbar nav ul li {
    margin-left: 30px;
}

.auth-buttons .btn-login {
    margin-right: 15px;
    padding: 8px 15px;
}

.btn-signup, .btn-submit {
    background-color: var(--color-accent);
    color: var(--color-text-light);
    padding: 8px 15px;
    border-radius: 5px;
    font-weight: 700;
    transition: background-color 0.3s;
    border: none;
    cursor: pointer;
}

.btn-signup:hover, .btn-submit:hover {
    background-color: var(--color-accent-hover);
}

/* ------------------------------------------------------------------- */
/* Hero Section (Main Banner) */
.hero-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 80px 5%;
    min-height: 70vh;
    /* Use a gradient or radial shadow to match the background mood */
    background: radial-gradient(circle at 70% 50%, rgba(0, 123, 255, 0.1) 0%, transparent 50%), var(--color-primary);
}

.hero-content {
    max-width: 50%;
}

.hero-content h1 {
    font-size: 3em;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2em;
    color: var(--color-text-fade);
    margin-bottom: 30px;
}

.hero-image {
    max-width: 40%;
    /* You'd replace this with a complex image/device mockup */
    height: 300px;
    background-color: #333; /* Placeholder visual */
    border-radius: 10px;
}

/* Login Form/Banner (Key part of the prompt) */
.login-form-container {
    background-color: var(--color-secondary); /* Dark background for the form block */
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    max-width: 400px;
    margin-top: 30px;
}

.login-form-container h2 {
    color: var(--color-text-light);
    margin-bottom: 10px;
}

.login-form-container p {
    color: var(--color-text-fade);
    margin-bottom: 20px;
    font-size: 0.9em;
}

.login-form-container form input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    background-color: #333;
    border: 1px solid #555;
    border-radius: 5px;
    color: var(--color-text-light);
}

.login-form-container .btn-submit {
    width: 100%;
    padding: 12px;
    font-size: 1.1em;
}

.forgot-password {
    display: block;
    text-align: center;
    margin-top: 15px;
    font-size: 0.9em;
    color: var(--color-text-fade);
}

/* ------------------------------------------------------------------- */
/* Info Section */
.info-section {
    text-align: center;
    padding: 80px 5%;
    background-color: var(--color-secondary); /* Darker background */
}

/* ------------------------------------------------------------------- */
/* Footer */
footer {
    background-color: var(--color-secondary);
    padding: 40px 5% 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    padding-bottom: 30px;
}

.footer-logo, .footer-links {
    margin-bottom: 20px;
}

.footer-links h4 {
    margin-bottom: 15px;
    color: var(--color-accent);
}

.footer-links ul {
    list-style: none;
}

.footer-links ul li {
    margin-bottom: 8px;
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.8em;
    color: var(--color-text-fade);
}

/* Basic Responsiveness (for smaller screens) */
@media (max-width: 900px) {
    .hero-section {
        flex-direction: column;
        text-align: center;
    }

    .hero-content, .hero-image {
        max-width: 100%;
    }

    .hero-content {
        margin-bottom: 40px;
    }

    .login-form-container {
        margin-left: auto;
        margin-right: auto;
    }

    .navbar {
        flex-direction: column;
        text-align: center;
    }

    .navbar nav ul {
        padding: 10px 0;
    }
}