body {
    font-family: 'Segoe UI', Arial, sans-serif;
    margin: 0;
    background: #f8faf5;
    color: #212619;
}

/* NAVIGATION BAR */
nav {
    background: #fff;
    box-shadow: 0 2px 6px rgba(60,120,80,0.07);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1.5px solid #edf1e6;
}
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.3rem 2vw;
    position: relative;
}
.logo-link {
    display: flex;
    align-items: center;
    margin-right: 1.8rem;
}
.nav-logo {
    height: 42px;
    width: auto;
    display: block;
}
.menu {
    display: flex;
    justify-content: flex-end;
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1;
    background: none;
}
.menu li {
    margin: 0 1.2rem;
}
.menu a {
    color: #149c3a;
    text-decoration: none;
    font-weight: 500;
    padding: 0.2em 0;
    letter-spacing: 0.04em;
    transition: border-bottom 0.3s, color 0.2s;
    font-size: 1.07rem;
    text-transform: uppercase;        /* <-- All caps */
}
.menu a:hover, .menu a:focus {
    border-bottom: 2px solid #ffce21;
    color: #1c5c18;
}
.menu-toggle {
    display: none;
    color: #149c3a;
    background: none;
    border: none;
    font-size: 2rem;
    position: absolute;
    right: 2vw;
    top: 0.5rem;
    cursor: pointer;
    z-index: 20;
}

/* HERO section */
.hero-section {
    position: relative;
    width: 100vw;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    max-width: 100%;
    min-height: 48vw;
    height: 56vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg img {
    width: 100vw;
    min-width: 100%;
    min-height: 100%;
    max-height: none;
    object-fit: cover;
    object-position: center;
    display: block;
    filter: brightness(0.6) grayscale(0.1);
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(120deg, rgba(20,156,58,0.37) 0%, rgba(33,38,25,0.45) 100%);
    z-index: 1;
}

.hero-content {
    position: absolute;
    z-index: 2;
    width: 100%;
    top: 50%; left: 0; right: 0;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    color: #fff;
    padding: 2rem 1.5rem;
}
.hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    line-height: 1.08;
    letter-spacing: 0.02em;
    text-shadow: 0 2px 18px rgba(20,20,20,0.22);
}
.hero-content .hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 1.6rem;
    color: #ffe66d;
    letter-spacing: 0.03em;
    font-weight: 500;
    text-shadow: 0 2px 12px rgba(0,0,0,0.20);
}

.cta-btn {
    display: inline-block;
    background: #ffce21;
    color: #1a4100;
    font-size: 1.22rem;
    padding: 0.85em 2em;
    font-weight: 700;
    border-radius: 40px;
    box-shadow: 0 4px 18px rgba(20,156,58,0.08);
    letter-spacing: .04em;
    text-decoration: none;
    transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}
.cta-btn:hover, .cta-btn:focus {
    background: #149c3a;
    color: #fff;
    box-shadow: 0 4px 18px rgba(20,156,58,0.15);
}

/* MAIN CONTENT */
section {
    margin: 2rem auto;
    padding: 1.5rem;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,30,60,0.06);
    max-width: 750px;
    border-radius: 8px;
}

section h2 {
    color: #149c3a;
    margin-top: 0;
    margin-bottom: 0.3em;
    position: relative;
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: .01em;
}
section h2::after {
    content: "";
    display: block;
    width: 42px;
    height: 3px;
    background: #ffce21;
    margin-top: 0.32em;
    border-radius: 2px;
}

ul {
    margin: 1rem 0 0 1rem;
}

footer {
    text-align: center;
    padding: 1rem 0;
    background: #e7ecd8;
    color: #888;
    font-size: 0.95rem;
    margin-top: 2rem;
    letter-spacing: 0.02em;
}
a {
    color: #149c3a;
    transition: color 0.2s;
}
a:hover, a:focus {
    color: #267f32;
}

@media (max-width: 900px) {
    .hero-content h1 { font-size: 2.1rem; }
    .hero-section { height: 44vw; min-height: 320px; }
}

@media (max-width: 700px) {
    .nav-container {
        flex-wrap: wrap;
        padding: 0.38rem 1vw;
    }
    .nav-logo {
        height: 34px;
    }
    .menu {
        flex-direction: column;
        background: #fff;
        box-shadow: 0 3px 9px rgba(20,156,58,.10);
        position: absolute;
        width: 100%;
        left: 0;
        top: 3.5rem;
        display: none;
        z-index: 10;
    }
    .menu.open {
        display: flex;
    }
    .menu-toggle {
        display: block;
    }
    .hero-section { min-height: 170px; height: 225px; }
    .hero-content h1 { font-size: 1.22rem; }
    .hero-content .hero-subtitle { font-size: 1rem; }
    .cta-btn { font-size: 1rem; padding: 0.7em 1.45em; }
}

@media (max-width: 550px) {
    section { padding: 1rem; }
    .hero-content { padding: 1.1rem 0.3rem; }
}
#backToTop {
    position: fixed;
    right: 28px;
    bottom: 32px;
    z-index: 999;
    display: none;
    background: #ffce21;
    color: #149c3a;
    border: none;
    outline: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 2rem;
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(20,156,58,0.11);
    cursor: pointer;
    transition: background 0.2s, color 0.2s, box-shadow 0.2s, opacity 0.2s;
    opacity: 0.82;
}
#backToTop:hover, #backToTop:focus {
    background: #149c3a;
    color: #fff;
    opacity: 1;
}