/* --- Design System Variables --- */
:root {
    --primary-teal: #29D6C7;
    --accent-orange: #FFAA00;
    --off-white: #F8F9FA;
    --dark-background: #212121;
    --font-family: 'Poppins', sans-serif;
}

/* --- Global Styles & Resets --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

img {
    max-width: 100%;
}

h1, h2, h3 {
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

/* --- Header & Navigation --- */
.main-header {
    padding: 20px 0;
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 90px;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 700;
    transition: transform 0.2s ease-in-out;
}

.btn-primary {
    background-color: var(--accent-orange);
    color: var(--dark-background);
}

.btn:hover {
    transform: scale(1.05);
}

/* --- Sections --- */
section {
    padding: 80px 0;
    text-align: center;
}

/* Hero Section */
.hero h1 {
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px auto;
}

/* Feature Showcase */
.feature-showcase h2 {
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.feature-card {
    padding: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.feature-image {
    width: 100%;
    max-width: 250px;
    height: auto;
    margin-bottom: 20px;
    border-radius: 10px;
}

/* Final CTA */
.final-cta {
    background-color: #2c2c2c;
}

.final-cta h2 {
    margin-bottom: 30px;
}

/* Footer */
.main-footer {
    padding: 20px 0;
    text-align: center;
    border-top: 1px solid #444;
}

/* --- Sign-up Form Styles --- */
.signup-form-section {
    padding: 80px 0;
}

.form-container {
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
    background-color: #2c2c2c;
    padding: 40px;
    border-radius: 10px;
}

.form-container h2 {
    margin-bottom: 10px;
}

.form-container p {
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 700;
}

.form-group input[type="text"],
.form-group input[type="email"] {
    width: 100%;
    padding: 12px;
    border-radius: 5px;
    border: 2px solid var(--primary-teal);
    background-color: #3f3f3f;
    color: var(--off-white);
    font-size: 1rem;
}

.form-group fieldset {
    border: none;
    padding: 0;
}

.form-group legend {
    font-weight: 700;
    margin-bottom: 10px;
}

.radio-group {
    display: flex;
    justify-content: center;
    gap: 40px;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: normal;
}

.form-submit-btn {
    width: 100%;
    font-size: 1.2rem;
    margin-top: 10px;
}


/* --- Responsive Design --- */
@media(max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }
}