/* ============================================================
   艾优洁官网 - 草绿色高端主题
   主色调: #67C23A
   风格: 高端简约、商务圆角、卡片阴影、分层质感
   ============================================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --primary: #67C23A;
    --primary-dark: #55a82e;
    --primary-light: #85ce61;
    --primary-bg: #f0f9eb;
    --text-dark: #333;
    --text-gray: #666;
    --text-light: #999;
    --bg-gray: #f5f7fa;
    --white: #fff;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: var(--text-dark);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; transition: all 0.3s; }
img { max-width: 100%; display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ===== 顶部导航 ===== */
.header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255,255,255,0.95); backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm); transition: all 0.3s;
}
.header-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 70px; max-width: 1200px; margin: 0 auto; padding: 0 20px;
}
.logo { display: flex; align-items: center; gap: 10px; }
.logo-icon {
    width: 42px; height: 42px; background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 12px; display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 22px; box-shadow: 0 4px 12px rgba(103,194,58,0.3);
}
.logo-text { font-size: 22px; font-weight: 700; color: var(--text-dark); }
.logo-text span { color: var(--primary); }
.nav { display: flex; align-items: center; gap: 32px; }
.nav a {
    font-size: 15px; color: var(--text-gray); font-weight: 500;
    position: relative; padding: 5px 0;
}
.nav a:hover, .nav a.active { color: var(--primary); }
.nav a.active::after {
    content: ''; position: absolute; bottom: -2px; left: 0; right: 0;
    height: 2px; background: var(--primary); border-radius: 2px;
}
.header-phone {
    display: flex; align-items: center; gap: 8px;
    background: var(--primary-bg); padding: 8px 16px; border-radius: 20px;
    color: var(--primary-dark); font-weight: 600; font-size: 14px;
}
.mobile-menu-btn { display: none; font-size: 24px; cursor: pointer; color: var(--text-dark); }

/* ===== 首屏轮播 ===== */
.banner {
    margin-top: 70px; position: relative; height: 520px; overflow: hidden;
    background: linear-gradient(135deg, #67C23A 0%, #2d5016 100%);
}
.banner-slide {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    display: flex; align-items: center; opacity: 0; transition: opacity 0.8s;
}
.banner-slide.active { opacity: 1; }
.banner-content { max-width: 1200px; margin: 0 auto; padding: 0 20px; color: #fff; width: 100%; }
.banner-tag {
    display: inline-block; background: rgba(255,255,255,0.2); padding: 6px 16px;
    border-radius: 20px; font-size: 13px; margin-bottom: 20px; backdrop-filter: blur(10px);
}
.banner-title { font-size: 48px; font-weight: 700; margin-bottom: 16px; line-height: 1.3; }
.banner-desc { font-size: 18px; opacity: 0.9; margin-bottom: 32px; max-width: 500px; }
.banner-btns { display: flex; gap: 16px; }
.btn-primary {
    display: inline-flex; align-items: center; gap: 8px;
    background: #fff; color: var(--primary); padding: 14px 32px;
    border-radius: 30px; font-weight: 600; font-size: 15px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.15); transition: all 0.3s;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,0,0,0.2); }
.btn-outline {
    display: inline-flex; align-items: center; gap: 8px;
    background: transparent; color: #fff; padding: 14px 32px;
    border-radius: 30px; font-weight: 600; font-size: 15px;
    border: 2px solid rgba(255,255,255,0.5); transition: all 0.3s;
}
.btn-outline:hover { background: rgba(255,255,255,0.15); border-color: #fff; }
.banner-dots {
    position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
    display: flex; gap: 10px; z-index: 10;
}
.banner-dot {
    width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,0.4);
    cursor: pointer; transition: all 0.3s;
}
.banner-dot.active { width: 30px; border-radius: 5px; background: #fff; }
.banner-deco {
    position: absolute; right: -100px; top: 50%; transform: translateY(-50%);
    width: 500px; height: 500px; border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
}

/* ===== 通用区块 ===== */
.section { padding: 80px 0; }
.section-header { text-align: center; margin-bottom: 50px; }
.section-tag {
    display: inline-block; color: var(--primary); font-size: 14px; font-weight: 600;
    letter-spacing: 2px; margin-bottom: 12px;
}
.section-title { font-size: 36px; font-weight: 700; margin-bottom: 16px; color: var(--text-dark); }
.section-desc { font-size: 16px; color: var(--text-gray); max-width: 600px; margin: 0 auto; }

/* ===== 品牌介绍 ===== */
.about { background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-img {
    position: relative; border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow-lg); aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--primary-bg), #e8f5e0);
    display: flex; align-items: center; justify-content: center;
}
.about-img i { font-size: 120px; color: var(--primary); opacity: 0.3; }
.about-content h2 { font-size: 32px; font-weight: 700; margin-bottom: 20px; }
.about-content p { color: var(--text-gray); margin-bottom: 16px; font-size: 15px; }
.about-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 30px; }
.about-stat {
    text-align: center; padding: 20px; background: var(--primary-bg);
    border-radius: var(--radius-md);
}
.about-stat .num { font-size: 32px; font-weight: 700; color: var(--primary); }
.about-stat .label { font-size: 13px; color: var(--text-gray); margin-top: 4px; }

/* ===== 服务项目 ===== */
.services { background: var(--bg-gray); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
    background: var(--white); border-radius: var(--radius-md); padding: 36px 28px;
    box-shadow: var(--shadow-sm); transition: all 0.4s; cursor: pointer;
    border: 1px solid transparent;
}
.service-card:hover {
    transform: translateY(-8px); box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}
.service-icon {
    width: 64px; height: 64px; border-radius: 16px;
    background: linear-gradient(135deg, var(--primary-bg), #e0f2d6);
    display: flex; align-items: center; justify-content: center;
    font-size: 28px; color: var(--primary); margin-bottom: 20px;
}
.service-card h3 { font-size: 20px; font-weight: 600; margin-bottom: 10px; }
.service-card p { color: var(--text-gray); font-size: 14px; }

/* ===== 热门团购 ===== */
.groupbuy { background: var(--white); }
.groupbuy-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.gb-card {
    background: var(--white); border-radius: var(--radius-md); overflow: hidden;
    box-shadow: var(--shadow-sm); transition: all 0.4s;
}
.gb-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.gb-img {
    height: 160px; background: linear-gradient(135deg, var(--primary-bg), #d4edc4);
    display: flex; align-items: center; justify-content: center;
    font-size: 48px; color: var(--primary);
}
.gb-body { padding: 20px; }
.gb-name { font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.gb-price { display: flex; align-items: baseline; gap: 8px; margin-bottom: 8px; }
.gb-price .now { font-size: 24px; font-weight: 700; color: var(--primary); }
.gb-price .old { font-size: 13px; color: var(--text-light); text-decoration: line-through; }
.gb-sales { font-size: 12px; color: var(--text-light); }
.gb-btn {
    display: block; text-align: center; background: var(--primary); color: #fff;
    padding: 10px; border-radius: 8px; font-size: 14px; font-weight: 600; margin-top: 12px;
}
.gb-btn:hover { background: var(--primary-dark); }

/* ===== 预约入口 ===== */
.appointment {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 60px 0; text-align: center; color: #fff;
}
.appointment h2 { font-size: 32px; font-weight: 700; margin-bottom: 12px; }
.appointment p { font-size: 16px; opacity: 0.9; margin-bottom: 30px; }
.appointment-form {
    max-width: 600px; margin: 0 auto; display: flex; gap: 12px;
    background: rgba(255,255,255,0.15); padding: 12px; border-radius: 30px;
    backdrop-filter: blur(10px);
}
.appointment-form input {
    flex: 1; padding: 14px 20px; border: none; border-radius: 25px;
    font-size: 14px; outline: none;
}
.appointment-form button {
    padding: 14px 32px; background: #fff; color: var(--primary);
    border: none; border-radius: 25px; font-weight: 600; cursor: pointer;
    font-size: 14px; transition: all 0.3s;
}
.appointment-form button:hover { transform: scale(1.05); }

/* ===== 最新官方消息 ===== */
.news { background: var(--bg-gray); }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card {
    background: var(--white); border-radius: var(--radius-md); overflow: hidden;
    box-shadow: var(--shadow-sm); transition: all 0.4s; cursor: pointer;
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.news-cover {
    height: 180px; background: linear-gradient(135deg, var(--primary-bg), #d4edc4);
    display: flex; align-items: center; justify-content: center;
    font-size: 40px; color: var(--primary); position: relative;
}
.news-cover .tag {
    position: absolute; top: 12px; left: 12px;
    background: var(--primary); color: #fff; padding: 4px 12px;
    border-radius: 12px; font-size: 12px; font-weight: 600;
}
.news-body { padding: 20px; }
.news-title { font-size: 16px; font-weight: 600; margin-bottom: 8px; line-height: 1.5; }
.news-summary { font-size: 13px; color: var(--text-gray); margin-bottom: 12px;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-meta { display: flex; justify-content: space-between; font-size: 12px; color: var(--text-light); }
.news-more { text-align: center; margin-top: 40px; }
.news-more a {
    display: inline-flex; align-items: center; gap: 6px;
    color: var(--primary); font-weight: 600; font-size: 15px;
}

/* ===== 合作团队 ===== */
.team { background: var(--white); }
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.team-card {
    text-align: center; padding: 30px 20px; border-radius: var(--radius-md);
    background: var(--bg-gray); transition: all 0.4s;
}
.team-card:hover { background: var(--primary-bg); transform: translateY(-4px); }
.team-icon {
    width: 70px; height: 70px; border-radius: 50%; margin: 0 auto 16px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 28px; box-shadow: 0 6px 20px rgba(103,194,58,0.3);
}
.team-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 6px; }
.team-card .count { font-size: 28px; font-weight: 700; color: var(--primary); margin: 8px 0; }
.team-card p { font-size: 13px; color: var(--text-gray); }

/* ===== 用户评价 ===== */
.evaluation { background: var(--bg-gray); }
.eval-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.eval-card {
    background: var(--white); border-radius: var(--radius-md); padding: 28px;
    box-shadow: var(--shadow-sm); transition: all 0.4s; position: relative;
}
.eval-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.eval-quote {
    position: absolute; top: 20px; right: 24px; font-size: 48px;
    color: var(--primary-bg); font-family: serif;
}
.eval-stars { color: #ffc107; margin-bottom: 12px; font-size: 16px; }
.eval-content { font-size: 14px; color: var(--text-gray); margin-bottom: 20px; line-height: 1.8; }
.eval-user { display: flex; align-items: center; gap: 12px; }
.eval-avatar {
    width: 44px; height: 44px; border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-weight: 600; font-size: 16px;
}
.eval-name { font-weight: 600; font-size: 14px; }
.eval-service { font-size: 12px; color: var(--text-light); }

/* ===== 底部 ===== */
.footer {
    background: #1a2e0a; color: rgba(255,255,255,0.7); padding: 60px 0 0;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand .logo-text { color: #fff; font-size: 24px; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.8; margin-bottom: 16px; }
.footer-contact { display: flex; flex-direction: column; gap: 10px; font-size: 14px; }
.footer-contact i { color: var(--primary); margin-right: 8px; }
.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 20px; font-weight: 600; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 14px; color: rgba(255,255,255,0.6); }
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0;
    text-align: center; font-size: 13px; color: rgba(255,255,255,0.4);
}

/* ===== 响应式 ===== */
@media (max-width: 992px) {
    .nav { display: none; }
    .mobile-menu-btn { display: block; }
    .banner-title { font-size: 32px; }
    .banner-desc { font-size: 15px; }
    .about-grid { grid-template-columns: 1fr; gap: 30px; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .groupbuy-grid { grid-template-columns: repeat(2, 1fr); }
    .news-grid { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
    .eval-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .section { padding: 50px 0; }
    .section-title { font-size: 28px; }
}
@media (max-width: 576px) {
    .header-phone { display: none; }
    .banner { height: 420px; }
    .banner-title { font-size: 26px; }
    .services-grid { grid-template-columns: 1fr; }
    .groupbuy-grid { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .appointment-form { flex-direction: column; }
    .about-stats { grid-template-columns: 1fr; }
}