:root {
    --green: #1f6b38;
    --deep: #0f3f24;
    --gold: #ffb400;
    --bg: #f7f7f2;
    --text: #333;
    --muted: #666;
    --white: #fff
}

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

html {
    scroll-behavior: smooth
}

body {
    font-family: 'Yu Gothic', 'Hiragino Kaku Gothic ProN', Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.8
}

a {
    text-decoration: none;
    color: inherit
}

img {
    max-width: 100%;
    display: block
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(31, 107, 56, .96);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 7%;
    box-shadow: 0 4px 18px rgba(0, 0, 0, .12)
}

.logo {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.1
}

.logo span {
    display: block;
    font-size: 12px;
    letter-spacing: 2px;
    color: #ffd966;
    margin-top: 2px
}

.nav {
    display: flex;
    gap: 24px;
    font-size: 16px
}

.nav a:hover {
    color: #ffd966
}

.hero {
    min-height: 680px;
    background: linear-gradient(rgba(0, 0, 0, .25), rgba(0, 0, 0, .25)), url('images/honeybee.jpg') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px
}

.hero-card {
    background: rgba(0, 0, 0, .48);
    color: #fff;
    padding: 52px 64px;
    border-radius: 22px;
    backdrop-filter: blur(2px)
}

.hero h1 {
    font-size: 58px;
    letter-spacing: 2px
}

.hero .en {
    font-size: 26px;
    color: #ffd966;
    font-weight: 800;
    letter-spacing: 5px;
    margin: 8px 0 22px
}

.hero p {
    font-size: 23px
}

.btn {
    display: inline-block;
    background: var(--gold);
    color: #fff;
    border-radius: 999px;
    padding: 12px 28px;
    margin-top: 24px;
    font-weight: 700;
    transition: .25s
}

.btn:hover {
    background: var(--green);
    transform: translateY(-2px)
}

.section {
    padding: 88px 7%
}

.section-title {
    text-align: center;
    margin-bottom: 44px
}

.section-title small {
    display: block;
    color: var(--muted);
    font-size: 16px
}

.section-title h2 {
    font-size: 42px;
    color: var(--green)
}

.cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
    max-width: 1180px;
    margin: 0 auto
}

.card {
    background: #fff;
    border-radius: 18px;
    overflow: hidden;
    text-align: center;
    box-shadow: 0 8px 22px rgba(0, 0, 0, .08);
    transition: .25s
}

.card:hover {
    transform: translateY(-7px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, .14)
}

.card img {
    height: 190px;
    width: 100%;
    object-fit: cover
}

.card h3 {
    font-size: 25px;
    margin: 24px 0 8px
}

.card p {
    font-size: 18px;
    padding: 0 18px;
    color: #444;
    min-height: 70px
}

.about-simple {
    background: #fff;
    text-align: center
}

.about-simple p {
    font-size: 21px;
    max-width: 900px;
    margin: 0 auto 16px
}

.news {
    background: #f0f4ee
}

.news-list {
    max-width: 900px;
    margin: 0 auto;
    background: #fff;
    border-radius: 18px;
    padding: 28px 36px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, .06)
}

.news-item {
    display: flex;
    gap: 22px;
    border-bottom: 1px solid #e6e6e6;
    padding: 16px 0
}

.news-item:last-child {
    border-bottom: 0
}

.date {
    color: var(--green);
    font-weight: 700;
    min-width: 110px
}

.page-hero {
    background: linear-gradient(120deg, var(--green), var(--deep));
    color: #fff;
    text-align: center;
    padding: 86px 20px
}

.page-hero h1 {
    font-size: 52px
}

.page-hero p {
    font-size: 22px;
    color: #f5e8b1
}

.product-section {
    max-width: 1180px;
    margin: 78px auto;
    background: #fff;
    border-radius: 24px;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 1fr;
    box-shadow: 0 12px 34px rgba(0, 0, 0, .1)
}

.product-section.reverse .text-block {
    order: 1
}

.product-section.reverse img {
    order: 2
}

.product-section img {
    height: 420px;
    width: 100%;
    object-fit: cover
}

.text-block {
    padding: 54px
}

.text-block h2 {
    font-size: 38px;
    color: var(--green);
    margin-bottom: 18px
}

.text-block p {
    font-size: 20px;
    margin-bottom: 18px
}

.check {
    list-style: none;
    margin: 18px 0
}

.check li {
    font-size: 19px;
    margin: 8px 0
}

.check li:before {
    content: '✓';
    color: var(--gold);
    font-weight: 900;
    margin-right: 10px
}

.contact-box {
    max-width: 900px;
    margin: 0 auto;
    background: #fff;
    border-radius: 20px;
    padding: 36px;
    box-shadow: 0 8px 22px rgba(0, 0, 0, .08);
    font-size: 20px
}

.footer {
    background: var(--deep);
    color: #fff;
    text-align: center;
    padding: 44px 20px;
    margin-top: 60px
}

.footer .brand {
    font-size: 24px;
    font-weight: 700
}

.footer p {
    color: #d8eadc;
    margin-top: 8px
}

.mobile-note {
    display: none
}

@media(max-width:900px) {
    .site-header {
        display: block;
        text-align: center
    }

    .nav {
        justify-content: center;
        flex-wrap: wrap;
        margin-top: 14px;
        gap: 14px
    }

    .hero {
        min-height: 560px
    }

    .hero-card {
        padding: 36px 28px
    }

    .hero h1 {
        font-size: 42px
    }

    .cards {
        grid-template-columns: repeat(2, 1fr)
    }

    .product-section,
    .product-section.reverse {
        grid-template-columns: 1fr;
        margin: 40px 18px
    }

    .product-section.reverse .text-block,
    .product-section.reverse img {
        order: initial
    }

    .product-section img {
        height: 280px
    }

    .text-block {
        padding: 32px
    }

    .section {
        padding: 60px 5%
    }
}

@media(max-width:560px) {
    .logo {
        font-size: 22px
    }

    .nav a {
        font-size: 14px
    }

    .hero h1 {
        font-size: 34px
    }

    .hero .en {
        font-size: 18px
    }

    .cards {
        grid-template-columns: 1fr
    }

    .section-title h2,
    .page-hero h1 {
        font-size: 34px
    }

    .product-section img {
        height: 220px
    }

    .text-block h2 {
        font-size: 30px
    }

    .news-item {
        display: block
    }

    .date {
        display: block;
        margin-bottom: 4px
    }
}