:root {
    --color-bg: #f8f9f5;
    --color-text: #2d3e2f;
    --color-accent: #2e5b3f;
    --color-accent-d: #1f3d2a;
    --color-accent-l: #3a7a55;
    --color-card: #ffffff;
    --color-border: #e0e9e2;
    --color-shadow: rgba(46, 91, 63, 0.08);
    --radius: 16px;
    --radius-lg: 24px;
    --transition: all 0.38s cubic-bezier(0.22, 1, 0.36, 1);
}

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

body {
    font-family: system-ui, -apple-system, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.68;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: var(--color-accent);
    transition: var(--transition);
}

a:hover {
    color: var(--color-accent-l);
}

header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.1rem 5vw;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--color-accent-d);
    letter-spacing: -0.5px;
}

nav ul {
    display: flex;
    gap: 2.4rem;
    list-style: none;
}

nav a {
    font-weight: 500;
    color: var(--color-text);
    position: relative;
    padding: 0.4rem 0;
}

nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 0;
    background: var(--color-accent);
    transition: width 0.4s ease;
}

nav a:hover::after,
nav a.active::after {
    width: 100%;
}

main {
    padding-top: 140px;
    padding-bottom: 6rem;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 5vw;
}

.hero {
    text-align: center;
    padding: 5vh 0 9vh;
    background: linear-gradient(135deg, #e8f0ea 0%, #f8f9f5 100%);
    border-radius: var(--radius-lg);
    margin-bottom: 4rem;
    box-shadow: 0 8px 40px var(--color-shadow);
}

.hero h1 {
    font-size: clamp(3.2rem, 7vw, 5.8rem);
    font-weight: 600;
    color: var(--color-accent-d);
    margin-bottom: 1.2rem;
    line-height: 1.05;
    letter-spacing: -1.2px;
}

.hero p {
    font-size: 1.38rem;
    max-width: 680px;
    margin: 0 auto 2.2rem;
    color: #4a5c4f;
}

.card {
    background: var(--color-card);
    border-radius: var(--radius);
    padding: 2.2rem;
    box-shadow: 0 12px 36px var(--color-shadow);
    transition: var(--transition);
    border: 1px solid var(--color-border);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 24px 60px rgba(46,91,63,0.12);
}

.btn {
    display: inline-block;
    padding: 0.9rem 2.1rem;
    background: var(--color-accent);
    color: white;
    border-radius: 50px;
    font-weight: 600;
    letter-spacing: 0.3px;
    transition: var(--transition);
    box-shadow: 0 6px 20px rgba(46,91,63,0.22);
}

.btn:hover {
    background: var(--color-accent-l);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(46,91,63,0.3);
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.8rem;
    margin: 3rem 0;
}

.gallery-item {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 12px 36px var(--color-shadow);
    transition: var(--transition);
    aspect-ratio: 4 / 3;
    background: #e8f0ea;
}

.gallery-item:hover {
    transform: scale(1.04);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

footer {
    background: var(--color-accent-d);
    color: #e8f5ee;
    text-align: center;
    padding: 4rem 2rem 3rem;
    margin-top: 6rem;
}

footer a {
    color: #a8d0b9;
}

footer a:hover {
    color: white;
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1.4rem;
    }
    nav ul {
        flex-direction: column;
        gap: 1.2rem;
        text-align: center;
    }
    .hero {
        padding: 8vh 4vw 10vh;
    }
}
    .hero img {
        max-width: 200px;
    }
}