/* Palette: Alpine Green, Stone, Wood Brown, White */
:root {
    --green: #1B4D3E;
    --green-light: #2c7a62;
    --stone: #EAE7DC;
    --brown: #8D6E63;
    --white: #FFFFFF;
    --text: #333333;
    
    --font-serif: 'Merriweather', serif;
    --font-sans: 'Lato', sans-serif;
}

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

body {
    background-color: var(--stone);
    color: var(--text);
    font-family: var(--font-sans);
    line-height: 1.6;
}

.container { width: 90%; max-width: 1100px; margin: 0 auto; }
.section-padding { padding: 80px 0; }
a { text-decoration: none; color: inherit; transition: 0.3s; }
img { max-width: 100%; height: auto; display: block; border-radius: 4px; }

/* Header */
.header { background: var(--white); padding: 20px 0; border-bottom: 4px solid var(--green); position: sticky; top: 0; z-index: 1000; box-shadow: 0 4px 10px 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: 1.6rem; color: var(--green); font-weight: 700; letter-spacing: 1px; }
.icon { font-size: 1.4rem; margin: 0 5px; }

.nav a { margin-left: 25px; font-weight: 700; color: #555; font-size: 0.95rem; text-transform: uppercase; }
.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: 4px; cursor: pointer; font-family: var(--font-serif); }

/* Mobile Menu */
.mobile-menu { position: fixed; top: 0; right: -100%; width: 300px; height: 100%; background: var(--green); z-index: 2000; padding: 50px; transition: 0.3s; }
.mobile-menu.active { right: 0; }
.close-btn { background: none; border: none; font-size: 1.5rem; color: var(--white); margin-bottom: 30px; cursor: pointer; }
.mobile-menu a { display: block; font-family: var(--font-serif); font-size: 1.4rem; margin-bottom: 20px; color: var(--white); border-bottom: 1px solid rgba(255,255,255,0.2); padding-bottom: 5px; }

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

/* Hero */
.hero { height: 80vh; 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(27, 77, 62, 0.4); z-index: 1; }
.hero-content { position: relative; z-index: 2; color: var(--white); max-width: 800px; }

.sub-head { display: block; font-family: var(--font-sans); letter-spacing: 3px; font-weight: 700; margin-bottom: 15px; text-transform: uppercase; color: #EAE7DC; }
.hero h1 { font-family: var(--font-serif); font-size: 4rem; line-height: 1.1; margin-bottom: 25px; text-shadow: 0 4px 10px rgba(0,0,0,0.3); }
.hero p { font-size: 1.3rem; margin-bottom: 40px; font-weight: 400; text-shadow: 0 2px 5px rgba(0,0,0,0.5); }

.hero-btns { display: flex; justify-content: center; gap: 20px; }
.btn-primary { background: var(--green); color: var(--white); padding: 15px 35px; border-radius: 4px; font-weight: 700; border: none; cursor: pointer; transition: 0.3s; font-family: var(--font-serif); }
.btn-primary:hover { background: var(--green-light); transform: translateY(-2px); }
.btn-secondary { background: var(--white); color: var(--green); padding: 15px 35px; border-radius: 4px; font-weight: 700; transition: 0.3s; font-family: var(--font-serif); }
.btn-secondary:hover { background: var(--stone); }

/* Intro */
.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.intro-text h2 { font-family: var(--font-serif); font-size: 2.5rem; color: var(--green); margin-bottom: 15px; }
.green-line { width: 60px; height: 3px; background: var(--brown); margin-bottom: 30px; }
.left { margin-right: auto; }
.features { list-style: none; margin-top: 20px; }
.features li { margin-bottom: 10px; font-size: 1.1rem; }

/* Regions */
.section-head h2 { font-family: var(--font-serif); font-size: 2.5rem; color: var(--green); margin-bottom: 10px; }
.center { text-align: center; margin-bottom: 50px; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.region-card { background: var(--white); overflow: hidden; border-radius: 4px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); transition: 0.3s; }
.region-card:hover { transform: translateY(-5px); box-shadow: 0 15px 30px rgba(0,0,0,0.1); }
.r-img { height: 200px; background-size: cover; background-position: center; }
.r-info { padding: 20px; text-align: center; }
.r-info h3 { font-family: var(--font-serif); color: var(--green); margin-bottom: 5px; }

/* Trails Page */
.trail-list { display: flex; flex-direction: column; gap: 40px; max-width: 900px; margin: 0 auto; }
.trail-card { display: grid; grid-template-columns: 1.5fr 2fr; background: var(--white); border-radius: 4px; overflow: hidden; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
.t-img { position: relative; }
.t-img img { width: 100%; height: 100%; object-fit: cover; }
.difficulty { position: absolute; top: 15px; left: 15px; padding: 5px 10px; color: white; font-weight: 700; font-size: 0.8rem; border-radius: 2px; }
.easy { background: #4CAF50; } .medium { background: #FF9800; } .hard { background: #F44336; }
.t-content { padding: 30px; }
.t-content h3 { font-family: var(--font-serif); font-size: 1.8rem; color: var(--green); margin-bottom: 15px; }
.meta { display: flex; gap: 20px; margin-bottom: 20px; color: #666; font-weight: 700; font-size: 0.9rem; }
.link-green { color: var(--green); font-weight: 700; text-decoration: underline; }

/* Culture Page */
.culture-text { text-align: center; max-width: 800px; margin: 0 auto 60px; }
.culture-text .green-line { margin: 0 auto 30px; }
.culture-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-bottom: 60px; }
.c-item { text-align: center; background: var(--white); padding: 30px; border-radius: 4px; border: 1px solid #ddd; }
.c-icon { font-size: 3rem; margin-bottom: 15px; }
.c-item h3 { font-family: var(--font-serif); color: var(--brown); margin-bottom: 10px; }
.visual-break img { width: 100%; height: 400px; object-fit: cover; border-radius: 4px; }

/* Booking */
.booking-container { max-width: 700px; margin: 0 auto; background: var(--white); padding: 50px; border-radius: 4px; box-shadow: 0 10px 40px rgba(0,0,0,0.05); border-top: 5px solid var(--green); }
.book-head { text-align: center; margin-bottom: 40px; }
.book-head h2 { font-family: var(--font-serif); color: var(--green); font-size: 2rem; }

.nature-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grp { margin-bottom: 20px; }
.grp label { display: block; font-weight: 700; color: var(--green); margin-bottom: 5px; }
.grp input, .grp select, .grp textarea { width: 100%; padding: 12px; border: 1px solid #ccc; background: #fafafa; font-family: var(--font-sans); }
.grp input:focus, .grp select:focus, .grp textarea:focus { border-color: var(--green); outline: none; background: #fff; }
.full { width: 100%; }

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

/* Footer */
.footer { background: var(--green); color: var(--stone); padding: 60px 0 20px; margin-top: 80px; }
.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: 1.5rem; margin-bottom: 5px; }
.f-links a { margin-left: 20px; color: var(--stone); text-decoration: none; }
.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; }
    .intro-grid, .grid-3, .trail-card, .culture-grid, .nature-form .form-row { grid-template-columns: 1fr; }
    .footer-content { flex-direction: column; gap: 20px; text-align: center; }
}