/* Import Google Font */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500&display=swap');

/* CSS Variables for easy theme management */
:root {
    --color-primary-lightest: #ECFDF5;
    --color-primary-lighter: #D0FAE5;
    --color-primary-light: #A4F4CF;
    --color-primary: #009966;
    --color-primary-dark: #007A55;
    --color-primary-darker: #004F3B;
    --color-primary-darkest: #0D565E;

    --color-secondary-bg: #F0FDFA;
    --color-gradient-primary: linear-gradient(135deg, #00D492 0%, #00BBA7 100%);
    --color-gradient-secondary: linear-gradient(135deg, #009966 0%, #009689 100%);
    --color-gradient-bg: linear-gradient(135deg, var(--color-primary-lightest) 0%, white 50%, var(--color-secondary-bg) 100%);

    --text-color-dark: #314158;
    --text-color-body: #45556C;
    --text-color-light: #62748E;
    --text-color-placeholder: #717182;
    --text-color-white: white;

    --bg-light-gray: #F3F3F5;
    --bg-white: white;

    --shadow-sm: 0px 4px 6px -4px rgba(0, 0, 0, 0.10);
    --border-color: rgba(0, 0, 0, 0.10);

    --font-family-sans: 'Inter', sans-serif;
}

/* General Body Styles */
body {
    margin: 0;
    font-family: var(--font-family-sans);
    background-color: var(--bg-white);
    color: var(--text-color-body);
    line-height: 1.6;
}

/* Layout */
.container {
    width: 100%;
    max-width: 1248px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

.section {
    padding: 4rem 0;
}

/* Typography */
h1, h2, h3 {
    color: var(--color-primary-darker);
    font-weight: 500;
    margin-top: 0;
    text-align: center;
}

h1 {
    font-size: 3rem; /* Approximation */
    line-height: 1.2;
}

h2 {
    font-size: 1.25rem; /* 20px */
    line-height: 1.5; /* 30px */
}

p {
    margin-top: 0;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1rem; /* 16px */
    color: var(--text-color-body);
    text-align: center;
    max-width: 672px;
    margin: 0.5rem auto 0 auto;
}

/* Header */
.main-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(255, 255, 255, 0.80);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(8px);
    padding: 1rem 0;
}

.main-header .container {
    display: flex;
    align-items: center;
}

.logo {
    height: 40px;
    width: auto;
}

/* Hero Section */
.hero {
    padding: 4rem 0;
    text-align: center;
    background: var(--color-gradient-bg);
}

.hero-badge {
    display: inline-block;
    background: var(--color-primary-lighter);
    color: var(--color-primary-dark);
    padding: 0.375rem 1rem; /* 6px 16px */
    border-radius: 9999px;
    font-size: 1rem; /* 16px */
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--color-primary-darker);
    margin-bottom: 1rem;
}

.hero-description {
    font-size: 1.125rem; /* 18px */
    max-width: 672px;
    margin: 1.5rem auto 2.5rem auto;
}

/* Waitlist Form */
.waitlist-form-card {
    max-width: 576px;
    margin: 0 auto;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    border-radius: 14px;
    border: 1px solid var(--color-primary-lighter);
    padding: 2rem;
    text-align: center;
}

.waitlist-form-card h3 {
    font-size: 1rem;
    font-weight: 400;
}

.waitlist-form-card p {
    color: var(--text-color-body);
    font-size: 1rem;
    margin-top: 1rem;
    margin-bottom: 2rem;
}

.waitlist-form {
    display: flex;
    gap: 0.75rem; /* 12px */
    margin-bottom: 1.5rem;
}

.waitlist-input {
    flex-grow: 1;
    height: 44px;
    padding: 0.5rem 0.75rem;
    background: var(--bg-light-gray);
    border: 1px solid var(--color-primary-light);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-color-placeholder);
    transition: border-color 0.2s;
    box-sizing: border-box;
}

.btn {
    height: 44px;
    padding: 0.5rem 2rem;
    border: none;
    border-radius: 8px;
    color: var(--text-color-white);
    background: var(--color-primary-darkest);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color 0.2s;
    box-sizing: border-box;
}

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

.form-privacy-note {
    color: var(--text-color-light);
    font-size: 14px;
}

/* Features/Benefits Section */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.benefit-item svg {
    flex-shrink: 0;
    color: var(--color-primary);
    margin-top: 2px;
}

.benefit-item p {
    color: var(--text-color-dark);
    font-size: 1rem;
    margin: 0;
}

/* Features Section */
.features-section {
    background: linear-gradient(135deg, #ECFDF5 0%, #F0FDFA 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--bg-white);
    border-radius: 14px;
    border: 1px solid var(--color-primary-lighter);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature-icon-wrapper {
    width: 48px;
    height: 48px;
    background: var(--color-primary-lighter);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--color-primary);
}

.feature-card h3 {
    text-align: left;
    font-size: 1rem;
    font-weight: 400;
    margin: 0;
}

.feature-card p {
    margin: 0;
    font-size: 1rem;
}

/* How It Works Section */
.how-it-works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    text-align: center;
}

.step-item .step-number {
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem auto;
    background: var(--color-gradient-primary);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-color-white);
    font-size: 1.25rem;
}

.step-item h3 {
    font-size: 1rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
}

/* CTA Section */
.cta-section {
    background: var(--color-gradient-secondary);
    color: var(--text-color-white);
    text-align: center;
}

.cta-section h2, .cta-section .section-subtitle {
    color: var(--text-color-white);
}

.cta-section .waitlist-form-card {
    margin-top: 2rem;
}

/* Footer */
.main-footer {
    background: var(--color-primary-darker);
    color: var(--color-primary-lighter);
    text-align: center;
    padding: 1.25rem 1rem; /* 20px */
    font-size: 14px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .waitlist-form {
        flex-direction: column;
    }
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 1rem;
}

.modal-content {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 14px;
    max-width: 500px;
    width: 100%;
    position: relative;
    box-shadow: 0 10px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-color-light);
    cursor: pointer;
}

.modal-content h3 {
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.modal-content p {
    margin-bottom: 2rem;
    color: var(--text-color-body);
}

#modal-waitlist-form .form-group {
    margin-bottom: 1rem;
    text-align: left;
}

#modal-waitlist-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-color-dark);
}

#modal-waitlist-form .waitlist-input {
    width: 100%;
    box-sizing: border-box; /* Ensures padding doesn't affect width */
}

#modal-waitlist-form .g-recaptcha {
    margin-bottom: 1.5rem;
    /* Center reCAPTCHA */
    display: flex;
    justify-content: center;
}

#modal-waitlist-form .btn {
    width: 100%;
    height: 44px;
}