:root {
    --primary: #006C4C;
    --primary-light: #E8F5E9;
    --primary-dark: #004D36;
    --accent: #00C853;
    --accent-glow: rgba(0, 200, 83, 0.25);
    --dark: #0B1310;
    --dark-surface: #121E19;
    --dark-card: #182822;
    --dark-border: #233B32;
    --text-primary: #111827;
    --text-secondary: #4B5563;
    --text-muted: #9CA3AF;
    --bg-light: #F9FBFA;
    --card-light: #FFFFFF;
    --border-light: #E5E7EB;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 24px;
    --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    font-family: var(--font-sans);
    color: var(--text-primary);
    background-color: var(--bg-light);
}

body {
    line-height: 1.65;
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header & Nav */
.header {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    transition: var(--transition);
}

.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
}

.brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 108, 76, 0.2);
}

.brand-name {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.4px;
    color: #004D36;
}

.brand-name span,
.brand-name .brand-ledger {
    color: #00C853;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 600;
    transition: var(--transition);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--primary);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--primary) 0%, #00875A 100%);
    color: #FFFFFF !important;
    padding: 10px 22px;
    border-radius: 24px;
    font-weight: 700;
    font-size: 14px;
    text-decoration: none;
    box-shadow: 0 4px 14px rgba(0, 108, 76, 0.25);
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 108, 76, 0.35);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #FFFFFF;
    color: var(--primary-dark) !important;
    padding: 10px 22px;
    border-radius: 24px;
    font-weight: 700;
    font-size: 14px;
    text-decoration: none;
    border: 1px solid var(--border-light);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    padding: 72px 0 64px;
    background: radial-gradient(circle at 80% 20%, rgba(0, 200, 83, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 20% 80%, rgba(0, 108, 76, 0.06) 0%, transparent 50%);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.pill-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.4px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -1px;
    color: var(--dark);
    margin-bottom: 20px;
}

.hero h1 .highlight {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 540px;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.badge-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #FFFFFF;
    border: 1px solid var(--border-light);
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

.hero-img-wrap {
    position: relative;
    text-align: center;
}

.hero-preview {
    width: 100%;
    max-width: 520px;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px -10px rgba(0, 77, 54, 0.25);
    border: 1px solid rgba(0, 108, 76, 0.2);
}

/* Feature Grid */
.section {
    padding: 80px 0;
}

.section-alt {
    background: #F2F7F4;
}

.section-head {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 56px;
}

.section-head h2 {
    font-size: 36px;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--dark);
    margin-bottom: 14px;
}

.section-head p {
    font-size: 17px;
    color: var(--text-secondary);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 28px;
}

.feature-card {
    background: #FFFFFF;
    border-radius: var(--radius-md);
    padding: 32px 28px;
    border: 1px solid var(--border-light);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.03);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 108, 76, 0.08);
    border-color: rgba(0, 108, 76, 0.3);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 15px;
    color: var(--text-secondary);
}

/* Screenshots Showcase */
.screenshot-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
}

.screenshot-card {
    background: #FFFFFF;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-light);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    text-align: center;
}

.screenshot-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 32px rgba(0, 108, 76, 0.12);
}

.screenshot-card img {
    width: 100%;
    height: auto;
    display: block;
}

.screenshot-caption {
    padding: 18px;
}

.screenshot-caption h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.screenshot-caption p {
    font-size: 13.5px;
    color: var(--text-secondary);
}

/* FAQ Accordion */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: #FFFFFF;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    overflow: hidden;
}

.faq-question {
    padding: 20px 24px;
    font-weight: 700;
    font-size: 17px;
    color: var(--dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}

.faq-answer {
    padding: 0 24px 20px;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
}

/* CTA Banner */
.cta-banner {
    background: linear-gradient(135deg, var(--dark-surface) 0%, #152A22 100%);
    border-radius: var(--radius-lg);
    padding: 56px 40px;
    text-align: center;
    color: #FFFFFF;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    margin: 40px 0;
}

.cta-banner h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-banner p {
    font-size: 18px;
    color: #C3D5CD;
    max-width: 600px;
    margin: 0 auto 32px;
}

/* Footer */
.footer {
    background: #FFFFFF;
    border-top: 1px solid var(--border-light);
    padding: 64px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-col h5 {
    font-size: 15px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid var(--border-light);
    font-size: 13.5px;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 900px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero h1 {
        font-size: 38px;
    }
    .hero p {
        margin: 0 auto 24px;
    }
    .hero-badges {
        justify-content: center;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .nav-links {
        display: none;
    }
    .hero h1 {
        font-size: 32px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
}