/* =========================================================
   Treeline Review 前台样式
   设计参数 1:1 取自原站 site.css / custom.css 提取值：
   - 正文 Montserrat 400 18px / .03em / 1.7em / #222
   - H1 Montserrat 700 39px 大写 / -.02em
   - H2 Montserrat 700 24px 大写 / .2em / #000
   - 文章标题 EB Garamond 400 39.2px / .04em / #1d1d1d
   - 卡片标题 EB Garamond 30px，链接 darkred，hover #c21205
   - 导航 Montserrat 700 20px / .02em / #222
   - 按钮 #272727 12px 大写，内容区 1020px
   ========================================================= */

/* 字体由页面 <head> 中的 Google Fonts <link> 加载（EB Garamond + Montserrat） */

:root {
    --body-font: 'Montserrat', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --serif-font: 'EB Garamond', Georgia, serif;
    --text-color: #222;
    --title-color: #1d1d1d;
    --link-red: darkred;
    --link-red-hover: #c21205;
    --green: #194d19;
    --btn-bg: #272727;
    --muted: rgba(29, 29, 29, .55);
    --site-width: 1020px;
}

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

html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
    font-family: var(--body-font);
    font-weight: 400;
    font-size: 18px;
    letter-spacing: .03em;
    line-height: 1.7em;
    color: var(--text-color);
    background-color: #fff;
    text-transform: none;
}

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

a { color: inherit; text-decoration: none; background-image: none; border-bottom: none; }
a:not(.btn):hover { color: var(--link-red-hover); }

p, h1, h2, h3 { hyphens: manual; -webkit-hyphens: manual; }

h1 {
    font-family: var(--body-font);
    font-weight: 700;
    font-size: 39px;
    letter-spacing: -.02em;
    line-height: 1.45em;
    text-transform: uppercase;
    color: #000;
}
h2 {
    font-family: var(--body-font);
    font-weight: 700;
    font-size: 24px;
    letter-spacing: .2em;
    line-height: 1.1em;
    text-transform: uppercase;
    color: #000;
}
h2 a, h3 a { color: var(--link-red); }
h2 a:hover, h3 a:hover, h2 a:visited, h3 a:visited, h2 a:active, h3 a:active { color: var(--link-red); }
h3 {
    font-family: var(--body-font);
    font-weight: 700;
    font-size: 20px;
    letter-spacing: .05em;
    line-height: 1.3em;
    text-transform: uppercase;
    color: #000;
}
h4 { text-transform: uppercase; letter-spacing: .15em; font-weight: 600; font-size: 17px; }
h5 { text-transform: uppercase; letter-spacing: .15em; font-weight: 600; font-size: 15px; }

.container { max-width: var(--site-width); margin: 0 auto; padding: 0 24px; }

/* ---------------- 顶部公告栏 ---------------- */
.install-warning {
    background: #990f05;
    color: #fff;
    text-align: center;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: .03em;
}
.announcement-bar {
    background: #f5f5f5;
    text-align: center;
    padding: 10px 16px;
    font-size: 13px;
    letter-spacing: .05em;
    color: #444;
}
.announcement-bar a:hover { color: var(--link-red-hover); }

/* ---------------- 页头（原站结构：左搜索钮 / 中 logo / 右工具栏） ---------------- */
.site-header { background: #fff; padding: 18px 0 0; }

.header-top {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    padding: 0 24px 6px;
}

.header-left { display: flex; align-items: center; gap: 10px; }

.nav-toggle {
    display: none;
    background: none;
    border: 0;
    cursor: pointer;
    padding: 8px;
}
.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: #222;
    margin: 5px 0;
    transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.search-toggle {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 0;
    background: #c21205;
    color: #fff;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: opacity .15s ease;
}
.search-toggle:hover { opacity: .85; }

.site-logo { display: inline-flex; justify-content: center; }
.site-logo img { max-height: 88px; width: auto; }
.site-logo .logo-tree { display: none; }
.logo-text {
    font-family: var(--serif-font);
    font-size: 30px;
    color: #000;
    letter-spacing: .02em;
}

.header-right { display: flex; align-items: center; justify-content: flex-end; gap: 14px; }
.utility-link {
    font-family: var(--body-font);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: #222;
}
.utility-link:hover { color: rgba(34, 34, 34, .55); }
.social-icon { color: #222; display: inline-flex; }
.social-icon:hover { color: rgba(34, 34, 34, .55); }

.header-search { display: none; border-top: 1px solid rgba(0, 0, 0, .07); padding: 14px 0; }
.header-search.open { display: block; }
.header-search form {
    display: flex;
    gap: 10px;
    max-width: var(--site-width);
    margin: 0 auto;
    padding: 0 24px;
}
.header-search input {
    flex: 1;
    border: 0;
    border-bottom: 1px solid #222;
    padding: 8px 2px;
    font-family: var(--body-font);
    font-size: 16px;
    letter-spacing: .03em;
    outline: none;
}
.header-search button {
    background: var(--btn-bg);
    color: #fff;
    border: 0;
    padding: 10px 22px;
    font-family: var(--body-font);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .05em;
    cursor: pointer;
}

/* ---------------- 主导航（How To Go / Where To Go / …） ---------------- */
.main-nav { padding: 8px 0 14px; }
.nav-list {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 4px 30px;
}
.nav-item { position: relative; }
.nav-item > a {
    font-family: var(--body-font);
    font-weight: 700;
    font-size: 17px;
    letter-spacing: .01em;
    text-transform: capitalize;
    color: #222;
    display: inline-block;
    padding: 6px 0;
}
.nav-item > a:hover { color: rgba(34, 34, 34, .5); }

.submenu-toggle { display: none; }

.submenu {
    list-style: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: #fff;
    border-radius: 3px;
    box-shadow: 0 1px 6px rgba(0, 0, 0, .12);
    padding: 8px 0;
    min-width: 230px;
    opacity: 0;
    visibility: hidden;
    transition: opacity .15s ease;
    z-index: 60;
}
.nav-item:hover .submenu,
.nav-item:focus-within .submenu { opacity: 1; visibility: visible; }
.submenu li a {
    display: block;
    padding: 8px 20px;
    font-family: var(--body-font);
    font-weight: 700;
    font-size: 15px;
    letter-spacing: .02em;
    text-transform: capitalize;
    color: #222;
    white-space: nowrap;
}
.submenu li a:hover { color: rgba(34, 34, 34, .4); background: #f7f7f7; }

/* ---------------- 首屏：特写文章（左） + Most Popular（右） ---------------- */
.hero-row {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 44px;
    align-items: start;
    padding-top: 6px;
    padding-bottom: 44px;
}

.feature-img { display: block; overflow: hidden; background: #eee; }
.feature-img img { width: 100%; aspect-ratio: 10 / 7; object-fit: cover; transition: transform .5s ease; }
.feature-img:hover img { transform: scale(1.02); }

.feature-body { text-align: center; padding: 22px 12px 0; }
.feature-title {
    font-family: var(--body-font);
    font-weight: 600;
    font-size: 28px;
    letter-spacing: .01em;
    line-height: 1.3em;
    text-transform: none;
    color: var(--title-color);
    margin-bottom: 12px;
}
.feature-title a { color: var(--title-color); }
.feature-title a:hover { color: var(--link-red-hover); }
.feature-excerpt { font-size: 14px; line-height: 1.65em; color: rgba(34, 34, 34, .78); max-width: 560px; margin: 0 auto 12px; }
.feature-meta { font-size: 13px; color: rgba(34, 34, 34, .6); }

.popular-side { border-left: 1px solid rgba(0, 0, 0, .06); padding: 4px 0 0 30px; }
.popular-heading {
    font-family: var(--body-font);
    font-weight: 700;
    font-size: 22px;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: #222;
    margin-bottom: 18px;
    white-space: nowrap;
}
.popular-numbers { list-style: none; counter-reset: popn; }
.popular-numbers li {
    counter-increment: popn;
    padding: 9px 0;
    display: flex;
    gap: 8px;
    align-items: baseline;
}
.popular-numbers li::before {
    content: counter(popn) ".";
    font-family: var(--body-font);
    font-weight: 700;
    font-size: 16px;
    color: var(--link-red);
    min-width: 22px;
}
.popular-numbers a {
    font-family: var(--body-font);
    font-weight: 700;
    font-size: 16px;
    letter-spacing: .01em;
    line-height: 1.5em;
    color: var(--link-red);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
}
.popular-numbers a:hover { color: var(--link-red-hover); }

/* ---------------- 卡片 ---------------- */
.card-img { display: block; overflow: hidden; background: #eee; position: relative; }
.card-img img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .5s ease; }
.card-img:hover img { transform: scale(1.03); }
.card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(255, 255, 255, .92);
    color: #222;
    font-family: var(--body-font);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .12em;
    padding: 4px 10px;
}

.card-body { padding: 14px 2px 0; }
.card-cat {
    display: inline-block;
    font-family: var(--body-font);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: rgba(34, 34, 34, .55);
    margin-bottom: 6px;
}
.card-cat:hover { color: var(--link-red-hover); }

.card-title {
    font-family: var(--body-font);
    font-weight: 600;
    font-size: 21px;
    letter-spacing: .01em;
    line-height: 1.35em;
    text-transform: none;
    color: var(--title-color);
    margin-bottom: 8px;
}
.card-title a { color: var(--title-color); }
.card-title a:hover { color: var(--link-red-hover); }

.card-excerpt { font-size: 14px; line-height: 1.6em; color: #222; margin-bottom: 10px; }
.card-meta { font-size: 13px; color: rgba(34, 34, 34, .7); }

/* ---------------- 首页布局 ---------------- */
.home-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 44px;
    align-items: start;
    margin-bottom: 40px;
}

.section-title {
    font-family: var(--body-font);
    font-weight: 700;
    font-size: 24px;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: #000;
    margin-bottom: 22px;
}
.section-head { display: flex; align-items: baseline; justify-content: space-between; }
.see-all { font-size: 14px; color: rgba(34, 34, 34, .55); }
.see-all:hover { color: var(--link-red-hover); }

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
}
.home-layout .card-grid { grid-template-columns: repeat(2, 1fr); }

/* ---------------- Most Popular ---------------- */
.popular-sidebar { border-top: 3px solid #222; padding-top: 18px; }
.popular-title {
    font-family: var(--body-font);
    font-weight: 700;
    font-size: 17px;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: #222;
    margin-bottom: 16px;
}
.popular-list { list-style: none; counter-reset: pop; }
.popular-list li {
    counter-increment: pop;
    display: flex;
    gap: 14px;
    align-items: baseline;
    padding: 10px 0;
    border-bottom: 1px solid rgba(0, 0, 0, .07);
}
.popular-list li::before {
    content: counter(pop, decimal-leading-zero);
    font-family: var(--serif-font);
    font-size: 17px;
    color: rgba(34, 34, 34, .45);
    min-width: 30px;
}
.popular-list a {
    font-family: var(--serif-font);
    font-size: 17.64px;
    letter-spacing: .04em;
    line-height: 1.62em;
    color: var(--link-red);
}
.popular-list a:hover { color: var(--link-red); }

/* ---------------- Who We Are ---------------- */
.who-section {
    background: #f5f5f5;
    text-align: center;
    padding: 60px 24px;
    margin: 30px 0;
}
.who-section h2 { margin-bottom: 14px; }
.who-section p { max-width: 640px; margin: 0 auto 22px; }

.btn-outline, .btn {
    display: inline-block;
    background: var(--btn-bg);
    color: #fff;
    font-family: var(--body-font);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .05em;
    padding: 1em 2.5em;
    border: 0;
    cursor: pointer;
    transition: opacity .15s ease;
}
.btn-outline:hover, .btn:hover { color: #fff; opacity: .8; }

/* ---------------- 首页分类版块 ---------------- */
.home-section { margin-bottom: 44px; }
.home-sections .home-section:first-child { margin-top: 10px; }

.grid-cols-3, .card-grid.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid.cols-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.card-grid.cols-4 .card-title { font-size: 20px; }

.section-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 22px;
}
.section-head .section-title { margin-bottom: 0; }

/* Most Popular 编号榜单（原站为独立版块，双栏文字列表） */
.popular-section { max-width: 900px; margin-left: auto; margin-right: auto; }
.popular-grid {
    list-style: none;
    counter-reset: pop;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 44px;
}
.popular-grid li {
    counter-increment: pop;
    display: flex;
    gap: 16px;
    align-items: baseline;
    padding: 14px 0;
    border-bottom: 1px solid rgba(0, 0, 0, .08);
}
.popular-grid li::before {
    content: counter(pop, decimal-leading-zero);
    font-family: var(--serif-font);
    font-size: 22px;
    color: rgba(34, 34, 34, .4);
    min-width: 38px;
}
.popular-grid a {
    font-family: var(--serif-font);
    font-size: 20px;
    letter-spacing: .04em;
    line-height: 1.5em;
    color: var(--link-red);
}
.popular-grid a:hover { color: var(--link-red); }

/* 分类横幅版块（原站：大图 + 标题 + 描述 + 按钮） */
.cat-banner-section { margin-bottom: 50px; }
.cat-banner { display: block; overflow: hidden; background: #eee; }
.cat-banner img { width: 100%; aspect-ratio: 21 / 9; object-fit: cover; transition: transform .5s ease; }
.cat-banner:hover img { transform: scale(1.02); }
.cat-banner-body { text-align: center; padding: 26px 20px 0; max-width: 680px; margin: 0 auto; }
.cat-banner-title { margin-bottom: 10px; }
.cat-banner-title a { color: #000; }
.cat-banner-title a:hover { color: var(--link-red-hover); }
.cat-banner-body p { font-size: 15px; color: rgba(34, 34, 34, .75); margin-bottom: 18px; }

/* Instagram / 订阅 / 富文本版块 */
.instagram-section, .newsletter-section, .subscribe-section { text-align: center; }
.instagram-text { font-size: 15px; color: rgba(34, 34, 34, .7); max-width: 560px; margin: 0 auto 20px; }
.newsletter-section .newsletter-form, .subscribe-section .newsletter-form { margin-top: 22px; }
.richtext-section { text-align: center; max-width: 720px; margin: 0 auto; font-size: 15px; color: rgba(34, 34, 34, .75); }

/* ---------------- 首页布局（旧版兼容） ---------------- */

/* ---------------- 文章页 ---------------- */
.page-body { padding: 34px 0 50px; }

.category-header {
    background: #f5f5f5;
    text-align: center;
    padding: 44px 24px;
    margin-bottom: 34px;
}
.category-header h1 { font-family: var(--serif-font); font-weight: 400; text-transform: none; letter-spacing: .04em; font-size: 39.2px; line-height: 1.39em; color: var(--title-color); }
.category-header p { max-width: 620px; margin: 10px auto 0; font-size: 15px; color: rgba(34, 34, 34, .7); }

.article-page { max-width: 720px; margin: 0 auto; }
.article-header { text-align: center; margin-bottom: 26px; }
.article-header .card-cat { margin-bottom: 10px; }
.article-header h1 {
    font-family: var(--serif-font);
    font-weight: 400;
    font-size: 39.2px;
    letter-spacing: .04em;
    line-height: 1.39em;
    text-transform: none;
    color: var(--title-color);
}
.article-meta {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px 18px;
    font-size: 13px;
    color: rgba(34, 34, 34, .7);
    margin-top: 14px;
}
.article-cover { margin: 0 auto 30px; }

.article-content { font-size: 18px; letter-spacing: .03em; line-height: 1.7em; }
.article-content p { margin-bottom: 1.2em; }
.article-content h2 { margin: 1.6em 0 .7em; }
.article-content h3 { margin: 1.4em 0 .6em; }
.article-content a { font-weight: 700; }
.article-content ul, .article-content ol { margin: 0 0 1.2em 1.4em; }
.article-content li { margin-bottom: .4em; }
.article-content img { margin: 1.4em auto; }

/* 采集正文的图文块 */
.article-block { margin-bottom: 1.2em; }
.article-block > *:last-child { margin-bottom: 0; }
.article-figure { margin: 1.8em auto; text-align: center; }
.article-figure img { margin: 0 auto; }
.article-figure figcaption {
    font-size: 13px;
    color: rgba(34, 34, 34, .6);
    letter-spacing: .05em;
    margin-top: 8px;
}

.article-content blockquote {
    font-family: var(--body-font);
    font-style: italic;
    font-size: 20px;
    color: var(--green);
    letter-spacing: 1px;
    line-height: 1.7em;
    width: 90%;
    padding: 30px 30px 30px 40px;
    margin: 1.4em auto;
    border-left: 3px solid rgba(25, 77, 25, .35);
}
@media only screen and (max-width: 1200px) {
    .article-content blockquote { width: 85%; }
}
@media only screen and (max-width: 480px) {
    .article-content blockquote {
        width: 73%;
        border-color: var(--green) !important;
        border-width: 5px !important;
        border-style: solid !important;
    }
}

.article-nav {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    max-width: 720px;
    margin: 40px auto 0;
    padding-top: 22px;
    border-top: 1px solid rgba(0, 0, 0, .08);
    font-size: 14px;
}
.article-nav a { color: var(--link-red); }

.related-section { max-width: var(--site-width); margin: 50px auto 0; }

/* ---------------- 搜索 / 空状态 ---------------- */
.search-title { font-family: var(--serif-font); font-weight: 400; text-transform: none; letter-spacing: .04em; font-size: 34px; margin-bottom: 12px; }
.search-title em { font-style: italic; }
.search-count { font-size: 14px; color: rgba(34, 34, 34, .6); margin-bottom: 22px; }
.empty-tip { color: rgba(34, 34, 34, .6); padding: 30px 0; }
.text-link { color: var(--link-red); }

/* ---------------- 分页 ---------------- */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.page-num {
    min-width: 38px;
    padding: 8px 10px;
    text-align: center;
    font-size: 14px;
    color: #222;
    border: 1px solid rgba(0, 0, 0, .15);
}
.page-num:hover { border-color: #222; }
.page-num.current { background: var(--btn-bg); color: #fff; border-color: var(--btn-bg); }

/* ---------------- 订阅 ---------------- */
.newsletter-block {
    background: #f5f5f5;
    text-align: center;
    padding: 56px 24px;
}
.newsletter-title {
    font-family: var(--serif-font);
    font-weight: 400;
    font-size: 34px;
    letter-spacing: .04em;
    text-transform: none;
    color: var(--title-color);
    margin-bottom: 10px;
}
.newsletter-text { font-size: 15px; color: rgba(34, 34, 34, .7); margin-bottom: 24px; }
.newsletter-form { display: flex; justify-content: center; gap: 10px; max-width: 520px; margin: 0 auto; }
.newsletter-form input {
    flex: 1;
    border: 1px solid rgba(0, 0, 0, .2);
    background: #fff;
    padding: 12px 16px;
    font-family: var(--body-font);
    font-size: 15px;
    letter-spacing: .03em;
    outline: none;
}
.newsletter-form input:focus { border-color: #222; }
.newsletter-form button {
    background: var(--btn-bg);
    color: #fff;
    border: 0;
    padding: 12px 28px;
    font-family: var(--body-font);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .05em;
    cursor: pointer;
}
.newsletter-ok { margin-top: 14px; color: var(--green); font-size: 14px; }

/* 独立订阅落地页 */
.subscribe-page { display: flex; justify-content: center; }
.subscribe-card {
    max-width: 560px;
    width: 100%;
    text-align: center;
    padding: 40px 34px;
    background: #fafafa;
    border: 1px solid rgba(0, 0, 0, .07);
}
.subscribe-card h1 {
    font-family: var(--serif-font);
    font-weight: 400;
    text-transform: none;
    letter-spacing: .04em;
    font-size: 34px;
    margin-bottom: 14px;
}
.subscribe-lead { font-size: 16px; color: rgba(34, 34, 34, .8); margin-bottom: 18px; }
.subscribe-perks {
    list-style: none;
    text-align: left;
    max-width: 340px;
    margin: 0 auto 24px;
    font-size: 14px;
    color: rgba(34, 34, 34, .75);
}
.subscribe-perks li { padding: 7px 0 7px 26px; position: relative; border-bottom: 1px dashed rgba(0, 0, 0, .08); }
.subscribe-perks li::before { content: "✓"; position: absolute; left: 4px; color: var(--green); font-weight: 700; }
.subscribe-result { padding: 22px 20px; margin-bottom: 18px; }
.subscribe-result.ok { background: #eef5ef; border: 1px solid #cfe0d1; }
.subscribe-result.ok strong { color: var(--green); font-size: 18px; }
.subscribe-result.ok p { margin: 10px 0; font-size: 14px; color: rgba(34, 34, 34, .75); }
.subscribe-result.err { background: #fdf0ee; border: 1px solid #f0d2cc; }
.subscribe-result.err strong { color: #990f05; }
.subscribe-result .btn-outline { margin-top: 8px; }

/* ---------------- 页脚 ---------------- */
.site-footer { background: #fcfcfc; border-top: 1px solid rgba(0, 0, 0, .06); margin-top: 0; }
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 30px;
    padding: 44px 24px 30px;
}
.footer-logo img { max-height: 64px; }
.footer-brand p { font-size: 14px; color: rgba(29, 29, 29, .55); margin-top: 12px; }
.footer-nav { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.footer-nav a {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: rgba(29, 29, 29, .55);
}
.footer-nav a:hover { color: rgba(34, 34, 34, .9); }
.footer-social { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.footer-social a { font-size: 13px; text-transform: uppercase; letter-spacing: .12em; color: rgba(29, 29, 29, .55); }
.footer-social a:hover { color: rgba(34, 34, 34, .9); }
.footer-copy { border-top: 1px solid rgba(0, 0, 0, .05); padding: 16px 0; font-size: 12px; color: rgba(29, 29, 29, .4); text-align: center; }

/* ---------------- 返回顶部 ---------------- */
.t-top {
    position: fixed;
    right: 30px;
    bottom: 30px;
    width: 40px;
    height: 40px;
    z-index: 999;
    background: transparent;
    color: #000;
    border: 0;
    cursor: pointer;
    font-size: 22px;
    line-height: 1;
    display: none;
}
.t-top.show { display: block; }

/* =========================================================
   响应式（平板 / 手机，无 min-width 锁宽）
   ========================================================= */
@media (max-width: 1024px) {
    .hero-row { grid-template-columns: 1fr; }
    .popular-side { border-left: 0; border-top: 1px solid rgba(0, 0, 0, .08); padding: 24px 0 0; margin-top: 26px; }
    .home-layout { grid-template-columns: 1fr; }
    .card-grid, .home-layout .card-grid { grid-template-columns: repeat(2, 1fr); }
    .card-grid.cols-3, .card-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
    .nav-list { gap: 4px 20px; }
    .nav-item > a { font-size: 15px; }
    .popular-grid { grid-template-columns: 1fr; }
    .cat-banner img { aspect-ratio: 16 / 7; }
}

@media (max-width: 768px) {
    body { font-size: 16px; }
    h1 { font-size: 30px; }
    .card-title { font-size: 19px; }
    .feature-title { font-size: 22px; }
    .popular-heading { font-size: 18px; letter-spacing: .14em; }

    .nav-toggle { display: block; }
    .utility-link { font-size: 12px; }
    .main-nav { display: none; border-top: 1px solid rgba(0, 0, 0, .08); }
    .main-nav.open { display: block; }
    .nav-list { flex-direction: column; gap: 0; padding: 8px 0; }
    .nav-item { border-bottom: 1px solid rgba(0, 0, 0, .05); }
    .nav-item > a { font-size: 16px; display: block; padding: 12px 4px; }
    .submenu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        display: none;
        padding: 0 0 8px;
        min-width: 0;
    }
    .nav-item.expanded .submenu { display: block; }
    .submenu li a { font-size: 15px; padding: 8px 16px; }
    .submenu-toggle {
        display: block;
        position: absolute;
        right: 4px;
        top: 8px;
        width: 34px;
        height: 34px;
        background: none;
        border: 0;
        cursor: pointer;
    }
    .submenu-toggle::before {
        content: "+";
        font-size: 20px;
        color: #222;
        display: block;
        text-align: center;
        line-height: 34px;
    }
    .nav-item.expanded .submenu-toggle::before { content: "−"; }

    .footer-grid { grid-template-columns: 1fr; gap: 22px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .header-top { padding: 0 16px 4px; }
    .site-logo img { max-height: 62px; }
    .header-right { gap: 10px; }
    .social-icon { display: none; }
    .feature-img img { aspect-ratio: 4 / 3; }
    .feature-title { font-size: 20px; }
    .card-grid, .home-layout .card-grid,
    .card-grid.cols-3, .card-grid.cols-4 { grid-template-columns: 1fr; }
    .cat-banner img { aspect-ratio: 4 / 3; }
    .cat-banner-body { padding-top: 18px; }
    .popular-grid a { font-size: 17px; }
    .popular-numbers a { font-size: 15px; }
    .section-title { font-size: 19px; letter-spacing: .14em; }
    .t-top { right: 16px; bottom: 16px; }
}


/* ---------------- 文章联盟披露（开头 + 底部） ---------------- */
.affiliate-disclosure {
    background: #f7f7f5;
    border: 1px solid rgba(0, 0, 0, .08);
    border-left: 3px solid #194d19;
    font-size: 13px;
    line-height: 1.6em;
    color: rgba(34, 34, 34, .75);
    padding: 12px 16px;
    margin: 18px 0 24px;
}
.affiliate-disclosure--bottom { margin: 30px 0 10px; }
.affiliate-disclosure a { color: darkred; text-decoration: underline; }
.affiliate-disclosure a:hover { color: #c21205; }

/* ---------------- Cookie 声明弹窗 ---------------- */
.cookie-notice {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    background: rgba(20, 20, 20, .96);
    color: #f5f5f5;
    transform: translateY(100%);
    transition: transform .25s ease;
}
.cookie-notice.show { transform: translateY(0); }
.cookie-inner {
    max-width: 1020px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}
.cookie-inner p { font-size: 13.5px; letter-spacing: .02em; line-height: 1.6em; margin: 0; }
.cookie-inner a { color: #9fd3ae; text-decoration: underline; }
.cookie-inner button {
    background: #fff;
    color: #111;
    border: 0;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .06em;
    padding: 9px 22px;
    cursor: pointer;
    flex-shrink: 0;
}
.cookie-inner button:hover { background: #e8e8e8; }
