/* =============================================================================
 * 咪逗生活日记 · 官方网站 样式表
 * 纯静态站点，无任何外部依赖（不引用 CDN / 外链字体），国内服务器秒开。
 * ========================================================================== */

:root {
    --green: #3aa76d;        /* 主色：健康绿 */
    --green-d: #24814f;      /* 主色深 */
    --green-l: #eef8f2;      /* 主色浅底 */
    --gold: #f0a92b;         /* 辅助色：暖橙 */
    --ink: #1f2d25;          /* 正文 */
    --gray: #6b7a71;         /* 次要文字 */
    --line: #e6efea;         /* 分隔线 */
    --white: #fff;
    --radius: 14px;
    --shadow: 0 6px 24px rgba(36, 129, 79, .08);
    --max: 1180px;
    --brand-logo-size: 64px;  /* ★ Logo 显示尺寸：想再大就改这一个数字（如 72px / 80px） */
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
                 "Helvetica Neue", Arial, sans-serif;
    color: var(--ink);
    background: #fff;
    line-height: 1.75;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--green-d); text-decoration: none; }
a:hover { color: var(--green); }
img { max-width: 100%; display: block; }
ul { padding-left: 1.2em; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* ---------------- 顶部条 ---------------- */
.topbar {
    background: var(--green-d);
    color: #dff3e7;
    font-size: 13px;
    padding: 6px 0;
}
.topbar .wrap { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.topbar a { color: #dff3e7; }
.topbar a:hover { color: #fff; }

/* ---------------- 导航 ---------------- */
.navbar {
    position: sticky; top: 0; z-index: 50;
    background: rgba(255, 255, 255, .96);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid var(--line);
}
.navbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 88px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 19px; color: var(--green-d); }
.brand svg { width: 36px; height: 36px; }
/* Logo 显示尺寸由 --brand-logo-size 统一控制，与源图分辨率无关 */
.brand img.brand-logo { width: var(--brand-logo-size); height: var(--brand-logo-size); object-fit: contain; }
.brand span small { display: block; font-size: 12px; font-weight: 400; color: var(--gray); letter-spacing: 1px; }

.nav { display: flex; align-items: center; gap: 26px; }
.nav a { color: var(--ink); font-size: 15px; padding: 6px 0; border-bottom: 2px solid transparent; }
.nav a:hover, .nav a.active { color: var(--green-d); border-bottom-color: var(--green); }

.btn {
    display: inline-block; padding: 11px 22px; border-radius: 999px;
    background: var(--green); color: #fff; font-size: 15px; border: 1px solid var(--green);
    transition: .2s; cursor: pointer;
}
.btn:hover { background: var(--green-d); color: #fff; border-color: var(--green-d); }
.btn.ghost { background: #fff; color: var(--green-d); }
.btn.ghost:hover { background: var(--green-l); color: var(--green-d); }
.btn.small { padding: 8px 16px; font-size: 14px; }

.nav-toggle { display: none; background: none; border: 0; font-size: 24px; cursor: pointer; color: var(--ink); }

/* ---------------- Hero ---------------- */
.hero {
    background: linear-gradient(135deg, #eef8f2 0%, #dff0e6 55%, #f4fbf7 100%);
    padding: 64px 0 70px;
    position: relative; overflow: hidden;
}
.hero .wrap { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
.hero h1 { font-size: 38px; line-height: 1.3; margin: 0 0 16px; color: var(--green-d); }
.hero h1 em { font-style: normal; color: var(--gold); }
.hero p.lead { font-size: 17px; color: var(--gray); margin: 0 0 26px; }
.hero .btns { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-tags { margin-top: 22px; display: flex; gap: 10px; flex-wrap: wrap; }
.hero-tags span {
    background: #fff; border: 1px solid var(--line); border-radius: 999px;
    padding: 5px 14px; font-size: 13px; color: var(--gray);
}
.hero-art { justify-self: center; width: 100%; max-width: 380px; }
.hero-art svg { width: 100%; height: auto; }

/* ---------------- 通用区块 ---------------- */
section { padding: 66px 0; }
section.alt { background: #fafcfa; }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 40px; }
.sec-head h2 { font-size: 28px; margin: 0 0 12px; color: var(--green-d); }
.sec-head p { margin: 0; color: var(--gray); }
.sec-head .kicker {
    display: inline-block; font-size: 13px; letter-spacing: 2px; color: var(--green);
    background: var(--green-l); padding: 4px 12px; border-radius: 999px; margin-bottom: 12px;
}

/* ---------------- 数据条 ---------------- */
.stats { background: var(--green-d); color: #fff; padding: 34px 0; }
.stats .wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.stats b { display: block; font-size: 30px; line-height: 1.2; }
.stats span { font-size: 14px; color: #cbe9d8; }

/* ---------------- 卡片网格 ---------------- */
.grid { display: grid; gap: 22px; }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }

.card {
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
    padding: 26px; box-shadow: var(--shadow); transition: .25s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 12px 28px rgba(36, 129, 79, .14); }
.card h3 { margin: 14px 0 8px; font-size: 18px; color: var(--green-d); }
.card p { margin: 0; color: var(--gray); font-size: 15px; }
.card .ico {
    width: 46px; height: 46px; border-radius: 12px; background: var(--green-l);
    display: flex; align-items: center; justify-content: center;
}
.card .ico svg { width: 26px; height: 26px; }

/* ---------------- 三步流程 ---------------- */
.steps { counter-reset: s; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step { background: #fff; border: 1px dashed var(--green); border-radius: var(--radius); padding: 24px; }
.step::before {
    counter-increment: s; content: counter(s);
    display: flex; align-items: center; justify-content: center;
    width: 38px; height: 38px; border-radius: 50%;
    background: var(--green); color: #fff; font-weight: 700; margin-bottom: 12px;
}
.step h3 { margin: 0 0 8px; font-size: 17px; color: var(--green-d); }
.step p { margin: 0; color: var(--gray); font-size: 15px; }

/* ---------------- 价格表 ---------------- */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.plan {
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
    padding: 28px 24px; text-align: center; box-shadow: var(--shadow); position: relative;
}
.plan.hot { border-color: var(--green); box-shadow: 0 10px 26px rgba(36, 129, 79, .16); }
.plan .badge {
    position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
    background: var(--gold); color: #fff; font-size: 12px; padding: 3px 12px; border-radius: 999px;
}
.plan h3 { margin: 0 0 6px; font-size: 18px; }
.plan .price { font-size: 32px; color: var(--green-d); font-weight: 700; }
.plan .price small { font-size: 14px; font-weight: 400; color: var(--gray); }
.plan ul { list-style: none; padding: 0; margin: 16px 0 20px; text-align: left; font-size: 14px; color: var(--gray); }
.plan ul li { padding: 5px 0 5px 22px; position: relative; }
.plan ul li::before {
    content: ""; position: absolute; left: 4px; top: 12px;
    width: 8px; height: 8px; border-radius: 50%; background: var(--green);
}

/* ---------------- FAQ ---------------- */
.faq { max-width: 780px; margin: 0 auto; }
.faq details { border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; margin-bottom: 14px; background: #fff; }
.faq summary { cursor: pointer; font-weight: 600; color: var(--green-d); outline: none; }
.faq details p { margin: 10px 0 0; color: var(--gray); font-size: 15px; }

/* ---------------- CTA ---------------- */
.cta { background: linear-gradient(135deg, var(--green-d), var(--green)); color: #fff; text-align: center; }
.cta h2 { margin: 0 0 12px; font-size: 27px; }
.cta p { margin: 0 0 22px; color: #dff3e7; }
.cta .btn { background: #fff; color: var(--green-d); border-color: #fff; }
.cta .btn:hover { background: var(--green-l); color: var(--green-d); border-color: var(--green-l); }

/* ---------------- 二维码 ---------------- */
.qr {
    display: flex; flex-direction: column; align-items: center; gap: 10px;
    background: #fff; border-radius: var(--radius); padding: 22px; width: 210px;
}
.qr .box {
    width: 168px; height: 168px; border: 1px dashed var(--green); border-radius: 10px;
    display: flex; align-items: center; justify-content: center; color: var(--gray);
    font-size: 13px; text-align: center; background: var(--green-l); overflow: hidden;
}
.qr .box img { width: 100%; height: 100%; object-fit: contain; }
.qr p { margin: 0; font-size: 13px; color: var(--gray); text-align: center; }

/* ---------------- 联系信息 ---------------- */
.info-list { list-style: none; padding: 0; margin: 0; }
.info-list li { padding: 12px 0; border-bottom: 1px solid var(--line); display: flex; gap: 12px; }
.info-list li b { min-width: 74px; color: var(--green-d); }
.info-list li span { color: var(--gray); }

form.contact { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
form.contact label { display: block; font-size: 14px; margin-bottom: 6px; color: var(--green-d); }
form.contact input, form.contact textarea {
    width: 100%; padding: 11px 14px; border: 1px solid var(--line); border-radius: 10px;
    font-size: 15px; font-family: inherit; margin-bottom: 16px; background: #fcfefd;
}
form.contact input:focus, form.contact textarea:focus { outline: none; border-color: var(--green); }
form.contact textarea { min-height: 120px; resize: vertical; }
.form-note { font-size: 13px; color: var(--gray); margin: 0 0 14px; }

/* ---------------- 页脚 ---------------- */
.footer { background: #1c2a23; color: #b9c9c0; padding: 46px 0 0; font-size: 14px; }
.footer .wrap { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 30px; }
.footer h4 { color: #fff; font-size: 15px; margin: 0 0 14px; }
.footer a { color: #b9c9c0; }
.footer a:hover { color: #fff; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { padding: 5px 0; }
.footer .brand { color: #fff; margin-bottom: 12px; }
.footer .brand small { color: #8fa79a; }
/* 页脚是深底，给 logo 加白色圆底，避免深色 logo 看不清 */
.footer .brand img.brand-logo { background: #fff; border-radius: 10px; padding: 4px; }
.disclaimer {
    margin-top: 30px; padding: 16px 0; border-top: 1px solid #2c3d34;
    font-size: 13px; color: #93a89c; line-height: 1.7;
}
.copyright {
    border-top: 1px solid #2c3d34; padding: 16px 0 22px; font-size: 13px; color: #8fa79a;
    display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.copyright a { color: #8fa79a; }

/* ---------------- 淡入动画 ---------------- */
.reveal { opacity: 0; transform: translateY(18px); transition: .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------------- 响应式 ---------------- */
@media (max-width: 992px) {
    .hero .wrap, .grid.g3, .steps, .plans, .grid.g2 { grid-template-columns: 1fr; }
    .grid.g4 { grid-template-columns: repeat(2, 1fr); }
    .stats .wrap { grid-template-columns: repeat(2, 1fr); }
    .footer .wrap { grid-template-columns: 1fr 1fr; }
    .hero-art { max-width: 300px; }
}

@media (max-width: 768px) {
    body { font-size: 15px; }
    /* 手机上略微收小 logo，给菜单按钮留位置 */
    .brand img.brand-logo { width: 52px; height: 52px; }
    .brand span small { display: none; }
    .nav {
        display: none; position: absolute; top: 88px; left: 0; right: 0;
        background: #fff; flex-direction: column; gap: 0;
        border-bottom: 1px solid var(--line); padding: 8px 20px 16px;
    }
    .nav.open { display: flex; }
    .nav a { width: 100%; padding: 12px 0; border-bottom: 1px solid var(--line); }
    .nav .btn { margin-top: 12px; text-align: center; }
    .nav-toggle { display: block; }
    .hero { padding: 40px 0 46px; }
    .hero h1 { font-size: 27px; }
    section { padding: 46px 0; }
    .sec-head h2 { font-size: 23px; }
    .stats .wrap { grid-template-columns: repeat(2, 1fr); }
    .topbar .wrap { justify-content: center; text-align: center; }
}