/* Palette: Forest Green, Wood Brown, Cream, White */
:root {
    --green: #2E7D32;
    --green-light: #43a047;
    --wood: #8D6E63;
    --wood-dark: #6D4C41;
    --cream: #FAFAFA;
    --beige: #F5F5F5;
    --text: #333333;
    --white: #FFFFFF;
    
    --font-serif: 'Lora', serif;
    --font-sans: 'Nunito', sans-serif;
}

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

body {
    background-color: var(--cream);
    color: var(--text);
    font-family: var(--font-sans);
    line-height: 1.7;
}

.container { width: 90%; max-width: 1100px; margin: 0 auto; }
.section-padding { padding: 90px 0; }
a { text-decoration: none; color: inherit; transition: 0.3s; }
img { max-width: 100%; height: auto; display: block; border-radius: 8px; }

/* Header */
.header { background: var(--white); padding: 20px 0; border-bottom: 3px solid var(--green); position: sticky; top: 0; z-index: 1000; box-shadow: 0 4px 15px rgba(0,0,0,0.05); }
.header-flex { display: flex; justify-content: space-between; align-items: center; }

.logo { font-family: var(--font-serif); font-size: 1.8rem; font-weight: 700; color: var(--green); letter-spacing: 1px; }
.leaf-icon { margin: 0 5px; font-size: 1.5rem; }

.nav a { margin-left: 25px; font-weight: 700; color: #555; font-size: 0.95rem; }
.nav a:hover, .nav a.active { color: var(--green); }

.mobile-toggle { display: none; background: transparent; border: 1px solid var(--green); color: var(--green); padding: 5px 12px; border-radius: 20px; cursor: pointer; }

/* Mobile Menu */
.mobile-menu { position: fixed; top: 0; right: -100%; width: 300px; height: 100%; background: var(--white); z-index: 2000; padding: 50px; transition: 0.3s; border-left: 10px solid var(--green); }
.mobile-menu.active { right: 0; }
.close-btn { background: none; border: none; font-size: 1.5rem; color: var(--text); margin-bottom: 30px; cursor: pointer; }
.mobile-menu a { display: block; font-family: var(--font-serif); font-size: 1.5rem; margin-bottom: 20px; color: var(--green); }

@media (max-width: 900px) {
    .nav { display: none; }
    .mobile-toggle { display: block; }
}

/* Hero */
.hero { height: 85vh; position: relative; display: flex; align-items: center; justify-content: center; text-align: center; }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; z-index: 0; }
.hero-overlay { position: absolute; inset: 0; background: rgba(0, 50, 20, 0.4); z-index: 1; }
.hero-content { position: relative; z-index: 2; color: var(--white); max-width: 800px; }

.eco-badge { background: var(--green); color: var(--white); padding: 5px 15px; border-radius: 20px; font-weight: 700; font-size: 0.8rem; display: inline-block; margin-bottom: 20px; }
.hero h1 { font-family: var(--font-serif); font-size: 4rem; line-height: 1.2; margin-bottom: 30px; text-shadow: 0 2px 10px rgba(0,0,0,0.3); }
.hero p { font-size: 1.4rem; margin-bottom: 40px; font-weight: 400; }

.hero-actions { display: flex; justify-content: center; gap: 20px; }
.btn-green { background: var(--green); color: var(--white); padding: 15px 35px; border-radius: 30px; font-weight: 700; border: none; cursor: pointer; transition: 0.3s; }
.btn-green:hover { background: var(--green-light); transform: translateY(-2px); }
.btn-wood { background: var(--wood); color: var(--white); padding: 15px 35px; border-radius: 30px; font-weight: 700; transition: 0.3s; }
.btn-wood:hover { background: var(--wood-dark); transform: translateY(-2px); }

/* Benefits */
.section-head h2 { font-family: var(--font-serif); font-size: 2.5rem; color: var(--green); margin-bottom: 10px; }
.leaf-line { width: 60px; height: 4px; background: var(--wood); margin-bottom: 30px; border-radius: 2px; }
.center { text-align: center; }
.center .leaf-line { margin: 0 auto 30px; }
.left { margin-right: auto; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.ben-card { background: var(--white); padding: 40px 30px; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.05); text-align: center; transition: 0.3s; }
.ben-card:hover { transform: translateY(-10px); }
.icon { font-size: 3rem; margin-bottom: 20px; }
.ben-card h3 { font-family: var(--font-serif); color: var(--wood-dark); margin-bottom: 10px; font-size: 1.4rem; }

/* Visual Strip */
.visual-strip { background: var(--green); padding: 60px 0; text-align: center; color: var(--white); margin-top: 60px; }
.vs-content { max-width: 700px; margin: 0 auto; }
.vs-content h3 { font-family: var(--font-serif); font-size: 2rem; margin-bottom: 15px; }
.link-arrow { font-weight: 700; border-bottom: 2px solid var(--white); padding-bottom: 2px; }

/* Technology */
.tech-wrapper { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.tech-text h1 { font-family: var(--font-serif); font-size: 3rem; color: var(--green); line-height: 1.1; margin-bottom: 20px; }
.green-dash { width: 50px; height: 4px; background: var(--green); margin-bottom: 30px; }
.tech-list { margin-top: 30px; list-style: none; font-size: 1.1rem; }
.tech-list li { margin-bottom: 15px; padding-left: 20px; border-left: 3px solid var(--wood); }

/* Models */
.models-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.model-card { background: var(--white); border-radius: 12px; overflow: hidden; box-shadow: 0 5px 20px rgba(0,0,0,0.05); transition: 0.3s; }
.model-card:hover { box-shadow: 0 15px 40px rgba(0,0,0,0.1); }
.m-img { position: relative; }
.m-img img { width: 100%; height: 250px; object-fit: cover; }
.m-tag { position: absolute; top: 15px; left: 15px; background: var(--white); color: var(--green); padding: 5px 12px; border-radius: 15px; font-weight: 700; font-size: 0.7rem; }
.m-info { padding: 25px; text-align: center; }
.m-info h3 { font-family: var(--font-serif); color: var(--wood-dark); margin-bottom: 10px; }
.m-specs { color: #777; font-weight: 600; margin: 15px 0 20px; font-size: 0.9rem; }
.btn-outline-green { border: 2px solid var(--green); color: var(--green); padding: 8px 20px; border-radius: 20px; font-weight: 700; display: inline-block; transition: 0.3s; }
.btn-outline-green:hover { background: var(--green); color: var(--white); }

/* Sustainability */
.sust-content { max-width: 800px; margin: 0 auto; text-align: center; }
.sust-content h1 { font-family: var(--font-serif); font-size: 3rem; color: var(--green); margin-bottom: 20px; }
.sust-content .green-dash { margin: 0 auto 50px; }
.impact-grid { display: grid; gap: 40px; text-align: left; }
.impact-item { background: var(--beige); padding: 30px; border-radius: 12px; border-left: 5px solid var(--green); }
.impact-item h3 { font-family: var(--font-serif); color: var(--wood-dark); margin-bottom: 10px; font-size: 1.5rem; }

/* Contact */
.contact-nature { display: grid; grid-template-columns: 1fr 1.5fr; gap: 50px; background: var(--white); padding: 60px; border-radius: 12px; box-shadow: 0 10px 40px rgba(0,0,0,0.05); }
.c-info h2 { font-family: var(--font-serif); font-size: 2.5rem; color: var(--green); margin-bottom: 20px; }
.address-box { margin-top: 40px; font-size: 1.1rem; color: var(--wood-dark); }

.wood-form .f-group { margin-bottom: 25px; }
.wood-form label { display: block; font-weight: 700; color: var(--green); margin-bottom: 8px; }
.wood-form input, .wood-form select, .wood-form textarea { width: 100%; padding: 15px; border: 1px solid #ddd; border-radius: 8px; font-family: var(--font-sans); background: #fdfdfd; }
.wood-form input:focus, .wood-form select:focus, .wood-form textarea:focus { border-color: var(--green); outline: none; background: #fff; }
.full { width: 100%; font-size: 1.1rem; }

/* Legal */
.legal-doc { max-width: 800px; margin: 0 auto; background: var(--white); padding: 60px; border-radius: 12px; }
.legal-doc h1 { font-family: var(--font-serif); color: var(--green); }

/* Footer */
.footer { background: var(--wood-dark); color: #e0e0e0; padding: 60px 0 20px; margin-top: 100px; }
.footer-content { display: flex; justify-content: space-between; align-items: center; margin-bottom: 40px; }
.f-brand h4 { font-family: var(--font-serif); color: var(--white); font-size: 1.6rem; margin-bottom: 5px; }
.f-links a { margin-left: 20px; color: #ccc; }
.f-links a:hover { color: var(--white); }
.copyright { text-align: center; font-size: 0.8rem; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; }

@media (max-width: 900px) {
    .hero h1 { font-size: 3rem; }
    .hero-btns { flex-direction: column; }
    .grid-3, .tech-wrapper, .models-grid, .contact-nature { grid-template-columns: 1fr; }
    .footer-content { flex-direction: column; gap: 20px; text-align: center; }
}