:root {
    --primary: #4d7c0f;
    --primary-dark: #365314;
    --bg: #f4f7ed;
    --surface: #ffffff;
    --text: #1c1917;
    --text-muted: #57534e;
    --border: #d6d3d1;
}

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

body {
    font-family: 'Georgia', 'Times New Roman', serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header/Nav */
header {
    padding: 2rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

@media (max-width: 600px) {
    header {
        padding: 1.5rem 1.5rem;
        /* Reduced padding for mobile balance */
    }
}

.logo {
    font-family: 'Courier New', Courier, monospace;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-dark);
    letter-spacing: -1px;
    text-decoration: none;
}

.btn-signin {
    background-color: var(--primary);
    color: white;
    padding: 0.6rem 1.5rem;
    text-decoration: none;
    border-radius: 6px;
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 600;
    transition: background-color 0.2s, transform 0.2s;
    box-shadow: 0 4px 10px rgba(77, 124, 15, 0.2);
}

.btn-signin:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    text-align: center;
    animation: fadeIn 0.8s ease-out;
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
    line-height: 1.2;
    font-weight: 700;
    letter-spacing: -1px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 3rem;
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.8;
}

.btn-hero {
    display: inline-block;
    background-color: var(--primary-dark);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 10px 25px rgba(54, 83, 20, 0.2);
}

.btn-hero:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(54, 83, 20, 0.3);
}

/* Features Grid */
.features {
    padding: 5rem 0;
    background-color: var(--surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 600px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.feature-card {
    padding: 2rem;
    border-radius: 12px;
    background: var(--bg);
    transition: transform 0.3s ease;
    border: 1px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: block;
}

.feature-card h3 {
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    color: var(--primary-dark);
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Social/Sharing Section */
.collaboration {
    padding: 6rem 0;
    text-align: center;
}

.collaboration h2 {
    font-size: 2.5rem;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.collaboration p {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

/* Footer */
footer {
    padding: 3rem 0;
    text-align: center;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 0.9rem;
}

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

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

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }
}

/* Founders Note in Footer */
.founders-note {
    margin-top: 1.5rem;
    font-size: 0.95rem;
    color: var(--text-muted);
    opacity: 0.8;
}

.founders-note a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px dotted var(--text-muted);
    transition: all 0.2s ease;
}

.founders-note a:hover {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* Landing Logo Icon */
.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 32px;
    height: 32px;
}