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

:root {
    --eco-green: #2d5016;
    --eco-light-green: #4a7023;
    --eco-bright-green: #6ba82a;
    --eco-accent: #d4a574;
    --eco-light: #f5f9f1;
    --eco-white: #ffffff;
    --eco-text: #2c3e1f;
    --eco-muted: #6b7f5d;
    --shadow-soft: 0 8px 24px rgba(45, 80, 22, 0.12);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
    background: var(--eco-light);
    color: var(--eco-text);
    line-height: 1.6;
}

/* ===== 导航栏 ===== */
.nav-eco-i8d4 {
    background: var(--eco-white);
    box-shadow: var(--shadow-soft);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 3px solid var(--eco-bright-green);
}

.nav-content-i8d4 {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-eco-i8d4 {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.logo-icon-i8d4 {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--eco-bright-green);
}

.logo-name-i8d4 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--eco-green);
}

.menu-btn-i8d4 {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.menu-btn-i8d4 span {
    width: 25px;
    height: 3px;
    background: var(--eco-green);
    border-radius: 2px;
    transition: 0.3s;
}

.nav-links-i8d4 {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.link-eco-i8d4 {
    color: var(--eco-text);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: 0.3s;
}

.link-eco-i8d4::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--eco-bright-green);
    transition: width 0.3s;
}

.link-eco-i8d4:hover {
    color: var(--eco-bright-green);
}

.link-eco-i8d4:hover::after {
    width: 100%;
}

/* ===== 英雄区 ===== */
.hero-eco-i8d4 {
    background: linear-gradient(135deg, rgba(74, 112, 35, 0.05) 0%, rgba(212, 165, 116, 0.05) 100%);
    padding: 5rem 2rem;
    border-bottom: 2px solid var(--eco-bright-green);
}

.hero-container-i8d4 {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text-i8d4 {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.hero-title-i8d4 {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--eco-green);
    line-height: 1.1;
}

.hero-subtitle-i8d4 {
    font-size: 1.2rem;
    color: var(--eco-muted);
}

.hero-tags-i8d4 {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.tag-eco-i8d4 {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background: rgba(107, 168, 42, 0.15);
    border: 1px solid var(--eco-bright-green);
    border-radius: 25px;
    color: var(--eco-green);
    font-size: 0.9rem;
    font-weight: 500;
}

.btn-eco-i8d4 {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--eco-green), var(--eco-light-green));
    color: var(--eco-white);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    transition: 0.3s;
    width: fit-content;
    box-shadow: 0 6px 20px rgba(45, 80, 22, 0.2);
}

.btn-eco-i8d4:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(45, 80, 22, 0.3);
}

.hero-image-i8d4 {
    position: relative;
}

.img-hero-i8d4 {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
    border: 3px solid var(--eco-bright-green);
    object-fit: cover;
}

/* ===== 主要内容 ===== */
.main-eco-i8d4 {
    padding: 4rem 0;
}

.container-eco-i8d4 {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title-eco-i8d4 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--eco-green);
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

.section-title-eco-i8d4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: var(--eco-bright-green);
    border-radius: 2px;
}

/* ===== 游戏介绍 ===== */
.section-eco-i8d4 {
    background: var(--eco-white);
    padding: 4rem 2rem;
    margin: 3rem 0;
    border-radius: 12px;
    box-shadow: var(--shadow-soft);
}

.content-box-i8d4 {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.text-block-i8d4 {
    flex: 1;
    color: var(--eco-muted);
    font-size: 1.05rem;
    line-height: 1.8;
}

.text-block-i8d4 p {
    margin-bottom: 1.5rem;
}

/* ===== 游戏攻略 ===== */
.section-eco-guide-i8d4 {
    background: linear-gradient(135deg, rgba(107, 168, 42, 0.08) 0%, rgba(212, 165, 116, 0.08) 100%);
    padding: 4rem 2rem;
    margin: 3rem 0;
    border-radius: 12px;
    border-left: 5px solid var(--eco-bright-green);
}

.guide-box-i8d4 {
    background: var(--eco-white);
    padding: 2rem;
    border-radius: 10px;
    color: var(--eco-muted);
    line-height: 1.8;
}

.guide-box-i8d4 p {
    margin-bottom: 1.5rem;
}

.guide-box-i8d4 h2,
.guide-box-i8d4 h3 {
    color: var(--eco-green);
    margin: 2rem 0 1rem;
}

.guide-box-i8d4 ul,
.guide-box-i8d4 ol {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
}

/* ===== 下载区 ===== */
.download-eco-i8d4 {
    background: linear-gradient(135deg, var(--eco-green) 0%, var(--eco-light-green) 100%);
    padding: 5rem 2rem;
    margin: 3rem 0 0;
}

.download-wrapper-i8d4 {
    max-width: 600px;
    margin: 0 auto;
}

.download-card-i8d4 {
    background: var(--eco-white);
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(45, 80, 22, 0.2);
}

.download-title-i8d4 {
    font-size: 2rem;
    color: var(--eco-green);
    margin-bottom: 0.8rem;
}

.download-text-i8d4 {
    color: var(--eco-muted);
    margin-bottom: 2rem;
    font-size: 1.05rem;
}

.btn-download-eco-i8d4 {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.2rem 3rem;
    background: linear-gradient(135deg, var(--eco-bright-green), var(--eco-accent));
    color: var(--eco-white);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: 0.3s;
    box-shadow: 0 8px 20px rgba(107, 168, 42, 0.3);
    margin-bottom: 2rem;
}

.btn-download-eco-i8d4:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 30px rgba(107, 168, 42, 0.4);
}

.download-features-i8d4 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    padding-top: 2rem;
    border-top: 2px solid var(--eco-bright-green);
}

.feature-eco-i8d4 {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    color: var(--eco-green);
}

.feature-eco-i8d4 i {
    font-size: 1.8rem;
}

/* ===== 页脚 ===== */
.footer-eco-i8d4 {
    background: var(--eco-green);
    color: var(--eco-white);
    padding: 4rem 2rem 2rem;
}

.footer-content-i8d4 {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-grid-i8d4 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-item-i8d4 {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-brand-i8d4 {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-icon-i8d4 {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--eco-accent);
}

.footer-name-i8d4 {
    font-size: 1.2rem;
    color: var(--eco-white);
}

.footer-desc-i8d4 {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.footer-title-i8d4 {
    color: var(--eco-accent);
    font-weight: 600;
}

.footer-nav-i8d4 {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-link-i8d4 {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.9rem;
    transition: 0.3s;
}

.footer-link-i8d4:hover {
    color: var(--eco-accent);
}

.friend-eco-i8d4 {
    color: var(--eco-accent);
}

.footer-bottom-i8d4 {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.copyright-i8d4 {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .menu-btn-i8d4 {
        display: flex;
    }

    .nav-links-i8d4 {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--eco-white);
        padding: 1rem;
        gap: 0;
        border-bottom: 2px solid var(--eco-bright-green);
    }

    .nav-links-i8d4.active {
        display: flex;
    }

    .hero-container-i8d4 {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-title-i8d4 {
        font-size: 2.5rem;
    }

    .download-features-i8d4 {
        grid-template-columns: 1fr;
    }

    .footer-grid-i8d4 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title-i8d4 {
        font-size: 1.8rem;
    }

    .section-title-eco-i8d4 {
        font-size: 1.8rem;
    }

    .btn-eco-i8d4,
    .btn-download-eco-i8d4 {
        width: 100%;
        justify-content: center;
    }
}