:root {
    --green-dark: #1a3a1f;
    --green: #2d6a35;
    --green-light: #4ade80;
    --bg: #ffffff;
    --text: #1f2937;
    --text-muted: #6b7280;
    --border: #e5e7eb;
    --card-bg: #f9fafb;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
}

/* Navigation */
nav {
    background: var(--green-dark);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    align-items: center;
    text-decoration: none;
    color: #fff;
}

.nav-logo img {
    width: 72px;
    height: 72px;
    border-radius: 6px;
}

.nav-logo-text {
    font-size: 1.75rem;
    font-weight: 900; text-transform: uppercase;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--green-light);
}

.nav-cta {
    background: var(--green-light);
    color: var(--green-dark);
    padding: 0.6rem 1.5rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.95rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(74, 222, 128, 0.3);
}

/* Mobile menu toggle */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.75rem;
    cursor: pointer;
}

@media (max-width: 768px) {
    .nav-logo img {
        width: 48px;
        height: 48px;
    }
    .nav-logo-text {
        font-size: 1.5rem;
    }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--green-dark);
        flex-direction: column;
        padding: 1rem;
        gap: 0;
        border-top: 1px solid rgba(255,255,255,0.1);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links li {
        padding: 0.75rem 0;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    .mobile-menu-btn {
        display: block;
    }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Hero Section */
.hero {
    padding: 2.5rem 0 2rem;
    background: linear-gradient(135deg, var(--green-dark) 0%, #2d5a35 100%);
    color: #fff;
    text-align: center;
}

.hero h1 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero .subhead {
    font-size: 1.25rem;
    line-height: 1.6;
    max-width: 700px;
    margin: 0 auto 2.5rem;
    opacity: 0.95;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(74, 222, 128, 0.3);
}

.btn-secondary {
    background: rgba(255,255,255,0.1);
    color: #fff;
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.5);
}

.cta-note {
    margin-top: 0.75rem;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Section */
section {
    padding: 2.5rem 0;
}

section h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.25rem);
    font-weight: 900; text-transform: uppercase;
    margin-bottom: 1rem;
    text-align: center;
    color: var(--green-dark);
}

section .section-intro {
    text-align: center;
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.7;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

@media (min-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Problem/Solution */
.problem-list, .solution-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.problem-item, .solution-item {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--card-bg);
    border-radius: 8px;
    border-left: 4px solid var(--green);
}

.problem-icon, .solution-icon {
    font-size: 1.75rem;
    flex-shrink: 0;
}

/* Screenshots */
.screenshots {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.screenshot-card {
    text-align: center;
}

.screenshot-card img {
    max-width: 100%; max-height: 500px; object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    margin-bottom: 1rem;
}

.screenshot-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--green-dark);
    margin-bottom: 0.5rem;
}

.screenshot-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* Pricing */
.pricing-container {
    max-width: 700px;
    margin: 2rem auto;
}

.pricing-card {
    background: var(--card-bg);
    border: 2px solid var(--border);
    border-radius: 16px;
    padding: 1.25rem 1.75rem;
    text-align: center;
}

.pricing-amount {
    font-size: 2rem;
    font-weight: 900;
    color: var(--green-dark);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.pricing-amount sup {
    font-size: 2rem;
    font-weight: 700;
    vertical-align: super;
}

.pricing-period {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.pricing-includes {
    column-count: 2;
    column-gap: 2rem;
    list-style: none;
    text-align: left;
    margin: 1rem 0;
}

.pricing-includes li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pricing-includes li:before {
    content: "✓";
    color: var(--green);
    font-weight: 700;
    font-size: 1.2rem;
}

/* FAQ */
.faq-container {
    max-width: 800px;
    margin: 3rem auto;
}

.faq-item {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.faq-item h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--green-dark);
    margin-bottom: 0.75rem;
}

.faq-item p {
    color: var(--text-muted);
    line-height: 1.7;
}

/* Footer */
footer {
    background: var(--green-dark);
    color: #fff;
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--green-light);
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.footer-section a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
}

/* Utility Classes */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mt-2 { margin-top: 2rem; }
.bg-green { background: var(--green-dark); color: #fff; }
.bg-light { background: var(--card-bg); }