body {
    font-family: "Work Sans", sans-serif;
    background-color: #f4f1ea;
    /* Soft sand */
    color: #2c3e2c;
    /* Deep green text */
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5 {
    font-family: "Merriweather", serif;
    letter-spacing: 0.5px;
    color: #1a2e1a;
    /* Darker green for headings */
}

/* Hero Section */
#hero {
    background: url('https://images.unsplash.com/photo-1441974231531-c6227db76b6e?auto=format&fit=crop&w=1800&q=80') center/cover no-repeat;
    /* Forest image */
    height: 100vh;
    position: relative;
    overflow: hidden;
}

#hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(26, 46, 26, 0.5);
    /* Deep green overlay */
    backdrop-filter: blur(2px);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 2rem;
}

.hero-content h1 {
    text-shadow: 0 2px 4px rgba(255, 255, 255, 0.8);
}

/* Animations */
.fade-in {
    opacity: 0;
    animation: fadeIn 1.5s ease-out forwards;
}

.fade-in-delay {
    opacity: 0;
    animation: fadeIn 1.5s ease-out 1s forwards;
}

.fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-up.animate {
    opacity: 1;
    transform: translateY(0);
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* Chat Box Mockup */
.typing-box {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    padding: 1.5rem;
    font-family: "Work Sans", sans-serif;
    min-height: 120px;
    max-width: 500px;
    margin: 0 auto;
    color: #f4f1ea;
    text-align: left;
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.typing-box p {
    margin-bottom: 0.8rem;
    line-height: 1.5;
}

.typing-box .user-msg {
    color: #e0e0e0;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.typing-box .ai-msg {
    color: #ffffff;
    font-weight: 500;
}

/* Buttons */
.btn-cta {
    background: linear-gradient(135deg, #3a5a40, #588157);
    /* Forest greens */
    color: #fff;
    border: none;
    border-radius: 50px;
    padding: 0.8rem 2.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(46, 62, 46, 0.3);
    text-decoration: none;
    display: inline-block;
    margin: 0.5rem;
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(46, 62, 46, 0.4);
    color: #fff;
    background: linear-gradient(135deg, #344e36, #4a6b49);
}

.btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.8);
    border-radius: 50px;
    padding: 0.8rem 2.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    margin: 0.5rem;
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

/* Cards */
.feature-card,
.step-card,
.park-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(44, 62, 44, 0.08);
    background-image: url('https://www.transparenttextures.com/patterns/topography.png');
    /* Topography texture */
    background-size: 300px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.feature-card:hover,
.step-card:hover,
.park-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(44, 62, 44, 0.15);
}

.icon-box {
    font-size: 2.5rem;
    color: #588157;
    margin-bottom: 1rem;
}

/* Section Styles */
.bg-light {
    background-color: #e9e5db !important;
    /* Slightly darker sand */
}

.bg-dark-green {
    background-color: #2c3e2c;
    color: #f4f1ea;
}

.section-title {
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: "";
    display: block;
    width: 60px;
    height: 3px;
    background: #a3b18a;
    /* Sage green */
    margin: 1rem auto 0;
    border-radius: 2px;
}

/* Steps */
.step-number {
    background: #588157;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin: 0 auto 1rem;
    font-size: 1.2rem;
}

/* Footer */
footer {
    background-color: #1a2e1a;
    /* Darkest green */
    color: #dad7cd;
    /* Sage gray */
}

footer a {
    color: #dad7cd;
    text-decoration: none;
    transition: color 0.2s;
}

footer a:hover {
    color: #fff;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content {
        padding: 1rem;
    }

    .typing-box {
        max-width: 100%;
        min-height: 100px;
        font-size: 0.9rem;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }
}