/* roulang page: index */
:root {
    --page-bg: #F6F3EB;
    --surface: #FFFFFF;
    --surface-alt: #EDEDE3;
    --brand-primary: #1D5044;
    --brand-strong: #143A32;
    --accent: #B15C33;
    --accent-hover: #934A26;
    --ink: #1F2C28;
    --ink-2: #50635B;
    --line: #D9DCD0;
    --success: #2C6D4F;
    --radius: 14px;
    --radius-card: 12px;
    --shadow: 0 2px 8px rgba(20, 58, 50, 0.06);
    --shadow-hover: 0 12px 24px rgba(20, 58, 50, 0.12);
    --space-xl: 96px;
    --space-lg: 72px;
    --space-md: 48px;
    --font-sans: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
    --font-num: "DIN Alternate", "Bahnschrift", "Aptos Display", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.75;
    color: var(--ink);
    background: var(--page-bg);
    margin: 0;
    padding: 0;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--brand-primary); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--accent); }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible, [tabindex]:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}
h1, h2, h3, h4, h5, h6 { margin-top: 0; color: var(--ink); line-height: 1.35; }
h1 { font-size: clamp(28px, 4vw, 46px); font-weight: 700; line-height: 1.2; }
h2 { font-size: clamp(24px, 3vw, 34px); font-weight: 700; }
h3 { font-size: clamp(20px, 2vw, 26px); font-weight: 700; }
p { margin-top: 0; }

/* 容器 */
.page-container { max-width: 1200px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 40px); }
.page-container-wide { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

body, .foundation-container, .grid-container { max-width: none; }

/* 顶部导航 */
#top-nav {
    position: sticky;
    top: 0;
    z-index: 200;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
    height: 72px;
    display: flex;
    align-items: center;
}
.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(16px, 4vw, 40px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-logo {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--brand-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-family: var(--font-num);
    font-weight: 700;
    font-size: 20px;
    letter-spacing: 0.5px;
}
.brand-text { font-size: 22px; font-weight: 700; color: var(--brand-primary); letter-spacing: 0.5px; white-space: nowrap; }
.nav-menu { display: flex; list-style: none; margin: 0; padding: 0; gap: 8px; flex: 1; justify-content: center; overflow-x: auto; scrollbar-width: none; }
.nav-menu::-webkit-scrollbar { display: none; }
.nav-menu li { margin: 0; flex-shrink: 0; }
.nav-menu a {
    display: inline-block;
    padding: 8px 18px;
    font-size: 15px;
    font-weight: 500;
    color: var(--ink-2);
    line-height: 1.4;
    border-radius: 20px;
    position: relative;
    transition: color 0.2s ease, background 0.2s ease;
}
.nav-menu a:hover { color: var(--brand-primary); background: rgba(29,80,68,0.06); }
.nav-menu a.active { color: var(--brand-primary); font-weight: 600; }
.nav-menu a.active::after {
    content: "";
    display: block;
    width: 20px;
    height: 2px;
    border-radius: 2px;
    background: var(--brand-primary);
    margin: 4px auto 0;
}
.nav-cta { margin-left: 8px; flex-shrink: 0; display: flex; align-items: center; gap: 12px; }
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 10px 26px;
    border-radius: 999px;
    border: none;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease, color 0.2s ease;
    font-family: var(--font-sans);
}
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-primary { background: var(--brand-primary); color: #fff; box-shadow: 0 4px 12px rgba(20,58,50,0.16); }
.btn-primary:hover { background: var(--brand-strong); color: #fff; transform: translateY(-1px); box-shadow: 0 6px 16px rgba(20,58,50,0.2); }
.btn-primary i { transition: transform 0.2s ease; }
.btn-primary:hover i { transform: translateX(3px); }
.btn-accent { background: var(--accent); color: #fff; box-shadow: 0 4px 12px rgba(177,92,51,0.2); }
.btn-accent:hover { background: var(--accent-hover); color: #fff; transform: translateY(-1px); box-shadow: 0 8px 20px rgba(177,92,51,0.26); }
.btn-outline { background: transparent; color: var(--brand-primary); border: 1.5px solid var(--brand-primary); }
.btn-outline:hover { background: var(--brand-primary); color: #fff; }
.mobile-toggle { display:none; background: var(--brand-primary); color:#fff; border:none; width:42px; height:42px; border-radius:10px; font-size:18px; cursor:pointer; align-items:center; justify-content:center; }

/* 移动端导航 */
.mobile-nav {
    display: none;
    position: fixed;
    top: 64px;
    right: 12px;
    width: 260px;
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow-hover);
    padding: 18px;
    z-index: 999;
    border: 1px solid var(--line);
}
.mobile-nav.open { display: block; }
.mobile-nav ul { list-style: none; margin: 0 0 12px 0; padding: 0; }
.mobile-nav a { display: block; padding: 10px 16px; border-radius: 8px; color: var(--ink); font-weight: 500; }
.mobile-nav a:hover { background: var(--surface-alt); color: var(--brand-primary); }
.mobile-nav a.active { background: rgba(29,80,68,0.08); color: var(--brand-primary); font-weight: 700; }
.mobile-nav .btn { width: 100%; margin-top: 10px; }

/* 首屏 HERO */
.hero-section {
    background: var(--brand-strong);
    background-image: linear-gradient(rgba(20,58,50,0.82), rgba(20,58,50,0.92)), url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    color: #f4f4ef;
    padding: clamp(64px, 10vw, 120px) 0 60px;
    position: relative;
    overflow: hidden;
}
.hero-section::after {
    content: "PG";
    position: absolute;
    right: -20px;
    bottom: -90px;
    font-size: 300px;
    font-family: var(--font-num);
    font-weight: bold;
    color: rgba(255,255,255,0.035);
    letter-spacing: -8px;
    pointer-events: none;
    line-height: 1;
    user-select: none;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(32px, 5vw, 64px); align-items: center; max-width: 1200px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 40px); position: relative; z-index: 2; }
.hero-eyebrow {
    display: inline-block;
    background: rgba(255,255,255,0.16);
    border: 1px solid rgba(255,255,255,0.22);
    color: #F0E6D4;
    padding: 4px 16px;
    border-radius: 24px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.4px;
    margin-bottom: 20px;
    backdrop-filter: blur(4px);
}
.hero-section h1 { color: #fff; margin-bottom: 18px; font-weight: 800; }
.hero-section h1 .underline-accent { color: #E9A86A; position: relative; white-space: nowrap; }
.hero-sub {
    font-size: 17px;
    line-height: 1.8;
    color: rgba(255,255,255,0.9);
    max-width: 560px;
    margin-bottom: 32px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; margin-bottom: 34px; }
.btn-white-outline { background: rgba(255,255,255,0.1); border: 1.5px solid rgba(255,255,255,0.7); color: #fff; }
.btn-white-outline:hover { background: rgba(255,255,255,0.24); color: #fff; transform: translateY(-1px); }
.hero-trust { display: flex; gap: clamp(12px, 2vw, 28px); flex-wrap: wrap; list-style: none; margin: 0; padding: 18px 0 0; border-top: 1px solid rgba(255,255,255,0.15); }
.hero-trust li { display: flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,0.86); }
.hero-trust li i { color: #E9A86A; font-size: 16px; }
.hero-media { position: relative; }
.hero-media-main {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 30px 40px rgba(0,0,0,0.36);
    border: 1px solid rgba(255,255,255,0.18);
    position: relative;
    z-index: 2;
    background: rgba(0,0,0,0.1);
}
.hero-media-main::before { content: "PG"; position: absolute; top: -20px; left: -10px; font-size: 80px; color: rgba(255,255,255,0.1); font-weight: 800; font-family: var(--font-num); }
.hero-media-main img { display: block; width: 100%; height: 300px; object-fit: cover; }

/* 信息条 */
.info-strip {
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    padding: 16px 0;
    box-shadow: var(--shadow);
}
.info-strip .page-container { display: flex; gap: 40px; justify-content: center; flex-wrap: wrap; }
.info-item { display: flex; align-items: center; gap: 12px; font-size: 14.5px; color: var(--ink-2); }
.info-item i { color: var(--accent); font-size: 18px; }
.info-item strong { color: var(--ink); font-weight: 700; }

/* Partials 通用类 */
.section-block { padding: var(--space-xl) 0; position: relative; }
.section-block-alt { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-block-tint { background: var(--page-bg); }
.section-head { max-width: 760px; margin-bottom: clamp(32px, 5vw, 56px); }
.section-head h2 { margin-bottom: 12px; letter-spacing: -0.02em; }
.section-head .section-kicker {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--brand-primary);
    background: rgba(29,80,68,0.09);
    padding: 4px 14px;
    border-radius: 24px;
    margin-bottom: 12px;
}
.section-head p { color: var(--ink-2); font-size: 16px; margin-bottom: 0; }

/* 卖点区 */
.feature-main-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: clamp(24px, 3vw, 36px);
    box-shadow: var(--shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.feature-main-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.feature-card-sm {
    background: var(--surface-alt);
    border-radius: var(--radius);
    padding: clamp(20px, 2.4vw, 30px);
    height: 100%;
    border-left: 4px solid var(--brand-primary);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.feature-card-sm:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-left-color: var(--accent); }
.feature-card-sm.alt-2 { border-left-color: var(--accent); }
.feature-card-sm.alt-2:hover { border-left-color: var(--brand-primary); }
.feature-icon { display: inline-flex; width: 54px; height: 54px; border-radius: 14px; background: rgba(29,80,68,0.12); align-items: center; justify-content: center; font-size: 24px; color: var(--brand-primary); margin-bottom: 18px; }
.feature-main-card h3 { font-size: 23px; margin-bottom: 14px; }
.feature-card-sm h3 { font-size: 20px; margin-bottom: 10px; }
.feature-main-card p:last-child, .feature-card-sm p:last-child { margin-bottom: 0; }
.feature-card-sm p { font-size: 14.5px; color: var(--ink-2); }
.feature-arrow-list { list-style: none; margin: 0; padding: 0; margin-top: auto; }
.feature-arrow-list li { padding: 8px 0; border-bottom: 1px dashed var(--line); font-size: 15px; display: flex; align-items: center; gap: 12px; font-weight: 500; }
.feature-arrow-list li:last-child { border-bottom: none; }
.feature-arrow-list i { color: var(--accent); font-size: 14px; }

/* 图文区（场景演示） */
.showcase-row { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; margin-bottom: clamp(40px, 6vw, 56px); }
.showcase-row:nth-child(even) .showcase-media { order: 2; }
.showcase-row .showcase-media { order: 1; position: relative; }
.showcase-media {
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--surface-alt);
}
.showcase-media img { width: 100%; display: block; height: 280px; object-fit: cover; transition: transform 0.4s ease; }
.showcase-media:hover img { transform: scale(1.02); }
.showcase-media-flag {
    position: absolute;
    top: 14px;
    right: 14px;
    background: var(--accent);
    color: #fff;
    border-radius: 6px;
    padding: 3px 12px;
    font-size: 12px;
    font-weight: 600;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
.step-list { list-style: none; margin: 0; padding: 0; counter-reset: stepCount; }
.step-list li {
    counter-increment: stepCount;
    display: flex;
    gap: 16px;
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
    align-items: flex-start;
}
.step-list li:last-child { border-bottom: 0; }
.step-list li::before {
    content: "0" counter(stepCount);
    font-family: var(--font-num);
    font-size: 26px;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
    min-width: 48px;
    flex-shrink: 0;
}
.step-list h3 { font-size: 18px; margin-bottom: 4px; }
.step-list p { font-size: 15px; color: var(--ink-2); margin-bottom: 0; }
.showcase-text h2 { margin-bottom: 10px; }
.showcase-text .lead { font-size: 17px; color: var(--ink-2); }
.check-list { list-style: none; margin: 20px 0 0 0; padding: 0; }
.check-list li { display: flex; align-items: flex-start; gap: 12px; padding: 8px 0; font-size: 15.5px; }
.check-list li i { color: var(--success); flex-shrink: 0; margin-top: 4px; }
.vs-panel { display: flex; flex-direction: column; gap: 16px; }
.vs-card { border-radius: var(--radius-card); padding: 22px 24px; background: #faf9f4; }
.vs-title { font-weight: 700; display: flex; align-items: center; gap: 10px; font-size: 18px; margin-bottom: 10px; }

/* 最新信息区 */
.latest-news { background: var(--surface); }
.latest-news .section-head { display: flex; justify-content: space-between; gap: 16px; align-items: flex-end; max-width: none; flex-wrap: wrap; }
.latest-news .section-head p { max-width: 560px; }
.news-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 24px; margin-top: clamp(24px, 3vw, 40px); }
.news-featured-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.news-featured-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.news-featured-card .news-thumb { position: relative; overflow: hidden; border-radius: var(--radius) var(--radius) 0 0; }
.news-featured-card .news-thumb img { height: 230px; width: 100%; object-fit: cover; display: block; transition: transform 0.3s ease; }
.news-featured-card:hover .news-thumb img { transform: scale(1.03); }
.news-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--accent);
    color: #fff;
    border-radius: 6px;
    padding: 3px 14px;
    font-size: 13px;
    font-weight: 600;
    z-index: 2;
}
.news-featured-card .news-body-feat { padding: clamp(18px, 2vh, 26px); }
.news-featured-card .news-card-title { font-size: 21px; line-height: 1.5; margin-bottom: 8px; font-weight: 700; }
.news-featured-card .news-card-title a { color: var(--ink); }
.news-featured-card .news-card-title a:hover { color: var(--brand-primary); }
.news-card-excerpt { color: var(--ink-2); font-size: 15px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 14px; }
.news-meta { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; font-size: 13.5px; color: var(--ink-2); margin-bottom: 12px; }
.news-meta a { font-weight: 600; font-size: 13px; }
.news-list-cards { display: flex; flex-direction: column; gap: 14px; }
.news-compact {
    background: var(--surface);
    border: 1px solid rgba(217,220,208,0.6);
    border-radius: 10px;
    padding: 16px 20px;
    box-shadow: 0 1px 4px rgba(20,58,50,0.04);
    transition: all 0.2s ease;
}
.news-compact:hover { background: #FBFAF6; box-shadow: var(--shadow); border-color: var(--line); }
.news-compact .title-row { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.news-compact a.news-card-title { font-weight: 600; font-size: 16px; line-height: 1.5; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-compact a.news-card-title:hover { color: var(--brand-primary); }
.news-compact .news-card-excerpt { font-size: 13.5px; margin-bottom: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-compact .news-meta { font-size: 12.5px; margin-bottom: 0; }
.news-empty {
    background: transparent;
    border: 1px dashed var(--line);
    border-radius: var(--radius);
    padding: 50px 30px;
    text-align: center;
    max-width: 480px;
    margin: 30px auto 0;
}
.news-empty .big-icon { font-size: 48px; color: var(--line); margin-bottom: 12px; }
.news-empty p { font-size: 16px; color: var(--ink-2); }

.news-meta-badge {
    background: rgba(29,80,68,0.09);
    padding: 2px 10px;
    border-radius: 4px;
}

/* 导流分类区块 */
.cat-portal-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 28px; }
.cat-portal-card {
    border-radius: var(--radius);
    padding: clamp(22px, 2vw, 28px);
    height: 100%;
    background: var(--page-bg);
    border: 2px solid var(--line);
    transition: all 0.2s ease;
}
.cat-portal-card:hover { border-color: var(--brand-primary); box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.cat-portal-main { background: var(--brand-primary); color: #fff; border-color: transparent; }
.cat-portal-main h3 { color: #fff; }
.cat-portal-main .cat-desc { color: rgba(255,255,255,0.85); }
.cat-portal-main:hover { background: var(--brand-strong); border-color: var(--brand-strong); }
.cat-icon { font-size: 30px; margin-bottom: 16px; display: block; }
.cat-portal-main .cat-icon { color: #E9A86A; }
.cat-portal-card h3 { font-size: 21px; margin-bottom: 10px; }
.cat-desc { font-size: 15px; color: var(--ink-2); margin-bottom: 18px; }
.link-arrow { font-weight: 600; display: inline-flex; align-items: center; gap: 8px; color: var(--accent); }
.link-arrow i { transition: transform 0.2s ease; }
.link-arrow:hover { color: var(--brand-primary); }
.link-arrow:hover i { transform: translateX(4px); }
.btn-sm { padding: 8px 20px; min-height: 40px; font-size: 14px; }

/* 数据信用区 */
.trust-section { background: var(--brand-strong); }
.trust-section h2 { color: #fff; }
.trust-section .section-head p { color: rgba(255,255,255,0.8); }
.social-proof-layout { display: grid; grid-template-columns: 1.1fr 1fr; gap: 36px; align-items: center; }
.social-badge-title { font-size: 16px; color: rgba(255,255,255,0.75); margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.social-badge-title::after { content: ""; height: 1px; width: 110px; background: rgba(255,255,255,0.18); }
.credential-badges { display: flex; flex-direction: column; gap: 16px; }
.cred-line { display: flex; align-items: center; gap: 16px; padding: 14px 20px; background: rgba(255,255,255,0.1); border-radius: 12px; border-left: 3px solid var(--accent); }
.cred-line i { font-size: 22px; color: #E9A86A; width: 30px; text-align: center; }
.cred-line .cred-text { font-size: 15px; color: #fff; font-weight: 500; line-height: 1.5; }
.quote-card { background: rgba(255,255,255,0.1); border-radius: 100px 20px 100px 20px; padding: 30px clamp(20px, 3vw, 38px); margin-top: 20px; border: 1px solid rgba(255,255,255,0.12); }
.quote-text { font-size: 19px; line-height: 1.8; color: #fff; font-weight: 300; margin-bottom: 18px; }
.quote-owner { font-size: 14px; color: rgba(255,255,255,0.75); display: flex; align-items: center; gap: 12px; }
.quote-owner i { color: #E9A86A; }
.stats-panel { display: flex; flex-direction: column; gap: 16px; }
.stat-line { display: flex; align-items: baseline; gap: 12px; }
.stat-line .num { font-family: var(--font-num); font-weight: 800; font-size: 42px; color: #fff; line-height: 1; }
.stat-line .label-num { background: rgba(255,255,255,0.14); border-radius: 999px; padding: 4px 12px; font-size: 15px; color: rgba(255,255,255,0.9); margin-bottom: 12px; }
.ident-official { display: inline-flex; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.18); border-radius: 24px; padding: 6px 18px; font-size: 13px; color: #fff; gap: 8px; }
.ident-official i { color: #E9A86A; }

/* FAQ */
.faq-block { background: var(--page-bg); }
.accordion-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.accordion-item { border-bottom: 1px solid var(--line); }
.accordion-item summary {
    padding: 18px 0;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    min-height: 52px;
    gap: 16px;
    list-style: none;
    transition: color 0.2s ease;
    color: var(--ink);
}
.accordion-item summary::-webkit-details-marker { display: none; }
.accordion-item summary::after {
    content: "\f078";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    margin-left: auto;
    font-size: 14px;
    color: var(--accent);
    transition: transform 0.2s ease;
}
.accordion-item[open] summary { color: var(--brand-primary); }
.accordion-item[open] summary::after { transform: rotate(180deg); color: var(--brand-primary); }
.accordion-content { padding: 0 0 22px 0; }
.accordion-content p { color: var(--ink-2); font-size: 15.5px; margin-bottom: 10px; }
.accordion-content p:last-child { margin-bottom: 0; }

/* CTA 转化横幅 */
.cta-banner {
    background: var(--surface);
    border-top: 1px solid var(--line);
    position: relative;
    padding-bottom: 30px;
    padding-top: 30px;
}
.cta-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: clamp(40px, 5vw, 52px) clamp(20px,4vw,40px);
    background: var(--brand-strong);
    background-image: url('/assets/images/backpic/back-2.webp');
    background-size: cover;
    background-position: center;
    background-blend-mode: multiply;
    border-radius: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 28px;
}
.cta-text h2 { color:#fff; font-size: clamp(22px, 2.5vw, 30px); font-weight: 700; margin-bottom: 8px; }
.cta-text p { color: rgba(255,255,255,0.84); margin: 0 0 0 0; font-size: 15.5px; max-width: 600px; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* 页脚 */
.footer-block { background: var(--brand-strong); color: rgba(255,255,255,0.8); padding: 48px 0 24px; }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: 1.5fr 1fr 0.8fr; gap: 32px; }
.footer-brand-block .footer-brand { font-size: 24px; font-weight: 800; color: #fff; margin-bottom: 12px; display: flex; align-items: center; gap: 12px; }
.footer-brand-block .footer-brand .brand-logo { width: 34px; height: 34px; font-size: 15px; border-radius: 9px; }
.footer-brand-block p { font-size: 15px; color: rgba(255,255,255,0.72); max-width: 340px; }
.footer-title { color: #fff; font-size: 16px; margin-bottom: 16px; font-weight: 600; }
.footer-links { list-style: none; margin:0; padding:0; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255,255,255,0.8); font-size: 14.5px; transition: color 0.2s ease, padding-left 0.2s ease; }
.footer-links a:hover { color: #E9A86A; padding-left: 4px; }
.footer-nav-links { list-style:none; margin:0; padding:0; display:grid; grid-template-columns: 1fr 1fr; gap: 8px 20px; }
.footer-nav-links a { color: rgba(255,255,255,0.8); font-size: 14.5px; }
.footer-nav-links a:hover { color: #E9A86A; }
.footer-bottom { margin-top: 30px; border-top: 1px solid rgba(255,255,255,0.15); padding-top: 18px; text-align: center; font-size: 13.5px; color: rgba(255,255,255,0.6); }
.footer-bottom span { display: inline-block; margin: 0 6px; }
.footer-bottom i { margin-right: 6px; color: var(--accent); }

/* 移动端固定底部转化条 (仅移动) */
.mobile-sticky-cta { display: none; position: fixed; bottom: 0; left: 0; width: 100%; z-index: 180; background: var(--brand-strong); padding: 12px 16px; align-items: center; gap: 12px; color: #fff; box-shadow: 0 -4px 12px rgba(20,58,50,0.2); }
.mobile-sticky-cta.visible { display: flex; }
.mobile-sticky-cta .sticky-text { font-size: 14px; line-height: 1.3; flex: 1; }
.mobile-sticky-cta .btn { min-height: 40px; padding: 6px 14px; font-size: 14px; flex-shrink: 0; }
.mobile-sticky-cta .sticky-btn-close { background: transparent; border: none; color: rgba(255,255,255,0.8); font-size: 18px; cursor: pointer; padding: 4px; flex-shrink: 0; }
.sticky-tip span { display: block; font-size: 12px; text-align: center; padding: 4px 0; background: #fdf6ec; color: var(--ink); border-bottom: 1px solid var(--line); font-weight: 500; }

/* 内侧页banner通用 */
.inner-banner {
    background: var(--brand-strong);
    padding: 28px 0 18px;
    background-image: linear-gradient(rgba(20,58,50,0.7), var(--brand-strong)), url('/assets/images/backpic/back-3.png');
    background-size: cover;
    background-position: center;
    color: #fff;
    margin-bottom: 0;
}
.inner-banner h1 { color: #fff; font-size: clamp(24px, 3vw, 34px); margin-bottom: 6px; }
.inner-banner .breadcrumb { color: rgba(255,255,255,0.7); font-size: 14px; margin-bottom: 18px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.inner-banner .breadcrumb a { color: rgba(255,255,255,0.9); }
.inner-banner .breadcrumb a:hover { color: #E9A86A; }
.inner-banner .breadcrumb i { font-size: 11px; }

/* 响应式 */
@media (max-width: 1024px) {
    .nav-menu a { padding: 8px 14px; font-size: 14px; }
    .hero-actions { gap: 10px; }
    .emp-badge-row { flex-direction: column; align-items:flex-start; }
    .brand-text { font-size: 19px; }
    .section-block { padding: 80px 0; }
}
@media (max-width: 760px) {
    .section-block { padding: 60px 0; }
    .hero-section { padding-top: 48px; }
    .hero-grid { grid-template-columns: 1fr; gap: 32px; }
    .hero-media-main img { height: 220px; }
    .showcase-row, .social-proof-layout, .cat-portal-grid, .news-grid { grid-template-columns: 1fr; }
    .showcase-row:nth-child(even) .showcase-media { order: 2 !important; }
    .feature-grid { row-gap: 20px; }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    #top-nav { height: auto; min-height: 64px; padding: 0 10px; }
    .nav-inner { padding: 8px 0; }
    .nav-menu { display: none; }
    .nav-cta .btn { padding: 10px 18px; font-size: 14px; }
    .nav-cta .btn span.total { display:none; }
    .mobile-toggle { display: flex; position: absolute; right: 14px; top: 10px; }
    .compact-nav .nav-inner .btn { display: none; }
    .mobile-nav { top: 64px; }
}
@media (max-width: 640px) {
    #top-nav { position: relative; }
    .mobile-nav { top: 58px; }
    .footer-inner { grid-template-columns: 1fr; }
    .cat-portal-card h3 { font-size: 20px; }
    .hero-sub { font-size: 15px; }
}

/* roulang page: article */
/* ============ 设计变量 ============ */
        :root {
            --page-bg: #F6F3EB;
            --surface: #FFFFFF;
            --surface-alt: #EDEDE3;
            --brand-primary: #1D5044;
            --brand-strong: #143A32;
            --accent: #B15C33;
            --accent-hover: #934A26;
            --ink: #1F2C28;
            --ink-2: #50635B;
            --line: #D9DCD0;
            --success: #2C6D4F;
            --shadow-sm: 0 2px 8px rgba(20, 58, 50, 0.06);
            --shadow-md: 0 10px 24px rgba(20, 58, 50, 0.10);
            --shadow-lg: 0 16px 36px rgba(20, 58, 50, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --font-main: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
            --font-num: "DIN Alternate", "Bahnschrift", "Aptos Display", sans-serif;
            --header-h: 72px;
            --container: 1200px;
            --wrap-padding: clamp(18px, 4vw, 32px);
        }

        /* ============ 基础重置 ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-main);
            font-size: 15px;
            font-size: clamp(15px, 0.7vw + 14px, 17px);
            line-height: 1.75;
            color: var(--ink);
            background-color: var(--page-bg);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        a {
            color: var(--brand-primary);
            text-decoration: none;
            transition: color 0.25s ease;
        }

        ul,
        ol {
            padding-left: 1.25rem;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 1rem;
        }

        button:focus-visible,
        a:focus-visible,
        summary:focus-visible,
        .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        ::selection {
            background: rgba(177, 92, 51, 0.2);
        }

        /* ============ 布局容器 ============ */
        .wrap {
            width: min(var(--container), 100% - 2 * var(--wrap-padding));
            margin-inline: auto;
        }

        .site-main {
            padding-bottom: 0;
        }

        /* ============ 按钮 ============ */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 44px;
            padding: 10px 24px;
            border-radius: 999px;
            border: 1px solid transparent;
            font-weight: 700;
            font-size: 15px;
            white-space: nowrap;
            cursor: pointer;
            text-align: center;
            text-decoration: none;
            transition: all 0.25s ease;
            box-shadow: var(--shadow-sm);
        }

        .btn-primary {
            background: var(--brand-primary);
            color: #fff;
            border-color: var(--brand-primary);
        }

        .btn-primary:hover {
            background: var(--brand-strong);
            border-color: var(--brand-strong);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-outline {
            background: transparent;
            color: var(--brand-primary);
            border: 1.5px solid var(--brand-primary);
        }

        .btn-outline:hover {
            background: var(--brand-primary);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.55);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.22);
            color: #fff;
            border-color: #fff;
        }

        .btn-light {
            background: #fff;
            color: var(--brand-strong);
            border: 1.5px solid #fff;
        }

        .btn-light:hover {
            background: var(--surface-alt);
            border-color: var(--surface-alt);
            transform: translateY(-1px);
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            color: var(--brand-primary);
            font-weight: 650;
            padding: 4px 0;
            border-bottom: 1px solid transparent;
            transition: all 0.2s;
        }

        .text-link:hover {
            color: var(--accent);
            border-bottom-color: currentColor;
        }

        /* ============ 标签 / 徽章 ============ */
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 5px 14px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.3);
            font-size: 13px;
            font-weight: 600;
            color: #fff;
            letter-spacing: 0.02em;
        }

        .tag-solid {
            background: var(--brand-primary);
            border-color: var(--brand-primary);
            color: #fff;
        }

        .tag-soft {
            background: rgba(29, 80, 68, 0.1);
            border-color: rgba(29, 80, 68, 0.2);
            color: var(--brand-primary);
        }

        .tag-accent {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
        }

        /* ============ 顶部导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(217, 220, 208, 0.9);
        }

        #top-nav {
            width: min(var(--container), 100% - 2 * var(--wrap-padding));
            margin-inline: auto;
            height: var(--header-h);
            display: flex;
            align-items: center;
        }

        .nav-inner {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            color: var(--brand-strong);
            text-decoration: none;
            transition: opacity 0.2s;
        }

        .brand:hover {
            opacity: 0.9;
        }

        .brand-logo {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(140deg, var(--brand-primary), var(--brand-strong));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 800;
            letter-spacing: -0.02em;
            box-shadow: var(--shadow-sm);
            font-family: var(--font-num);
        }

        .brand-text {
            font-size: 20px;
            letter-spacing: -0.02em;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: clamp(12px, 2.6vw, 36px);
            list-style: none;
            padding: 0;
            margin: 0 auto 0 28px;
        }

        .nav-menu a {
            position: relative;
            display: inline-flex;
            height: var(--header-h);
            align-items: center;
            font-weight: 600;
            color: var(--ink-2);
            text-decoration: none;
            letter-spacing: 0.01em;
            font-size: 15px;
            border-bottom: 3px solid transparent;
            transition: color 0.2s, border-color 0.2s;
        }

        .nav-menu a:hover {
            color: var(--brand-primary);
        }

        .nav-menu a.active {
            color: var(--brand-primary);
            border-bottom-color: var(--brand-primary);
        }

        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--line);
            border-radius: 12px;
            background: var(--surface);
            font-size: 18px;
            color: var(--brand-primary);
            cursor: pointer;
            transition: background 0.2s;
        }

        .mobile-toggle:hover {
            background: var(--surface-alt);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            inset: var(--header-h) 0 auto 0;
            background: #fff;
            border-bottom: 1px solid var(--line);
            box-shadow: var(--shadow-md);
            padding: 20px;
            z-index: 900;
        }

        .mobile-nav.open {
            display: block;
        }

        .mobile-nav ul {
            list-style: none;
            padding: 0;
            display: grid;
            gap: 4px;
        }

        .mobile-nav a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            color: var(--ink);
        }

        .mobile-nav a:hover,
        .mobile-nav a.active {
            background: rgba(29, 80, 68, 0.08);
            color: var(--brand-primary);
        }

        .mobile-nav .btn {
            margin: 16px 0 0;
            width: 100%;
        }

        /* ============ 文章横幅区 ============ */
        .article-banner {
            position: relative;
            background-image: linear-gradient(115deg, rgba(20, 58, 50, 0.95) 12%, rgba(29, 80, 68, 0.78) 58%, rgba(177, 92, 51, 0.5) 120%), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            color: #fff;
            padding: clamp(62px, 9vw, 112px) 0 62px;
            overflow: hidden;
        }

        .article-banner::after {
            content: "PG";
            position: absolute;
            right: -30px;
            bottom: -70px;
            font-family: var(--font-num);
            font-size: 340px;
            font-weight: 800;
            color: rgba(255, 255, 255, 0.06);
            line-height: 1;
            pointer-events: none;
            user-select: none;
            z-index: 1;
        }

        .article-banner .wrap {
            position: relative;
            z-index: 2;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13.5px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 42px;
        }

        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.86);
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
            padding-bottom: 1px;
            transition: color 0.2s;
        }

        .breadcrumb-nav a:hover {
            color: #fff;
            border-color: #fff;
        }

        .breadcrumb-nav .bc-sep {
            color: rgba(255, 255, 255, 0.4);
            font-size: 14px;
        }

        .article-kicker {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 650;
            color: #dbc8b6;
            font-size: 14px;
            letter-spacing: 0.08em;
            margin-bottom: 18px;
        }

        .article-kicker em {
            font-style: normal;
            opacity: 0.5;
        }

        .article-h1 {
            font-size: clamp(30px, 4.8vw, 54px);
            line-height: 1.22;
            letter-spacing: -0.01em;
            font-weight: 800;
            color: #fff;
            max-width: 920px;
            text-wrap: pretty;
        }

        .post-meta-row {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px 18px;
            margin-top: 28px;
        }

        .post-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.86);
        }

        .post-meta-item i {
            color: rgba(255, 255, 255, 0.65);
        }

        .post-category {
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            border-radius: 999px;
            padding: 5px 14px;
            font-size: 13px;
            font-weight: 600;
        }

        /* ============ 正文阅读区 ============ */
        .article-reader {
            background: var(--page-bg);
            padding: clamp(36px, 6vw, 70px) 0 20px;
            position: relative;
        }

        .article-entry-wrap {
            width: min(840px, 100% - 2 * var(--wrap-padding));
            margin-inline: auto;
        }

        .article-card {
            background: var(--surface);
            border: 1px solid var(--line);
            box-shadow: var(--shadow-sm);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }

        .article-body {
            padding: clamp(24px, 5.5vw, 56px);
        }

        .article-body > * + * {
            margin-top: 1.2em;
        }

        .article-body p {
            line-height: 1.9;
            color: var(--ink);
            margin-bottom: 1.15em;
        }

        .article-body h2 {
            font-size: 26px;
            line-height: 1.4;
            font-weight: 800;
            color: var(--brand-strong);
            margin: 1.85em 0 0.6em;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--line);
        }

        .article-body h3 {
            font-size: 21px;
            line-height: 1.45;
            font-weight: 750;
            color: var(--brand-primary);
            margin: 1.55em 0 0.45em;
        }

        .article-body h4 {
            font-size: 18px;
            line-height: 1.5;
            font-weight: 700;
            margin: 1.3em 0 0.35em;
            color: var(--ink);
        }

        .article-body ul,
        .article-body ol {
            padding-left: 1.5rem;
            margin-bottom: 1.3em;
            color: var(--ink);
        }

        .article-body li {
            margin-bottom: 0.45em;
            line-height: 1.8;
        }

        .article-body blockquote {
            background: var(--surface-alt);
            border-left: 4px solid var(--brand-primary);
            padding: 18px 24px;
            border-radius: 4px 16px 16px 4px;
            color: var(--brand-strong);
            font-weight: 550;
            font-style: normal;
            line-height: 1.75;
        }

        .article-body blockquote p:last-child {
            margin: 0;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 24px 0;
            box-shadow: var(--shadow-sm);
            width: 100%;
            object-fit: cover;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin: 24px 0;
        }

        .article-body th {
            background: var(--surface-alt);
            font-weight: 700;
            color: var(--brand-strong);
            text-align: left;
        }

        .article-body th,
        .article-body td {
            border: 1px solid var(--line);
            padding: 12px 16px;
            vertical-align: top;
        }

        .article-body hr {
            border: 0;
            border-top: 1px solid var(--line);
            margin: 2.5em 0;
        }

        .article-body a {
            font-weight: 600;
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-body a:hover {
            color: var(--accent);
        }

        .table-responsive {
            overflow-x: auto;
            margin: 24px 0;
        }

        .table-responsive table {
            min-width: 560px;
        }

        /* ============ 空文章状态 ============ */
        .article-missing {
            background: var(--surface);
            border: 1px dashed var(--line);
            border-radius: var(--radius-lg);
            padding: clamp(42px, 8vw, 82px) 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
        }

        .missing-icon {
            width: 82px;
            height: 82px;
            margin: 0 auto 26px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(29, 80, 68, 0.08);
            color: var(--brand-primary);
            font-size: 30px;
        }

        .article-missing h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--brand-strong);
            margin-bottom: 10px;
        }

        .article-missing p {
            color: var(--ink-2);
            max-width: 430px;
            margin: 0 auto 26px;
            line-height: 1.75;
        }

        /* ============ 返回入口 ============ */
        .article-return {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding: 32px 0 8px;
            margin-top: 8px;
        }

        .article-return .back-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            color: var(--brand-primary);
            padding: 8px 0;
        }

        /* ============ 相关推荐区 ============ */
        .related-section {
            padding: 64px 0 28px;
        }

        .section-head {
            display: flex;
            align-items: end;
            justify-content: space-between;
            gap: 18px;
            margin-bottom: 34px;
        }

        .section-title {
            font-size: clamp(24px, 3.4vw, 36px);
            font-weight: 800;
            color: var(--brand-strong);
            line-height: 1.3;
        }

        .section-title small {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: var(--ink-2);
            margin-top: 8px;
        }

        .section-head .text-link {
            font-size: 14px;
            flex-shrink: 0;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .related-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .related-card-inner {
            display: flex;
            flex-direction: column;
            height: 100%;
            color: var(--ink);
            text-decoration: none;
        }

        .related-card-inner:hover {
            color: var(--ink);
        }

        .related-thumb {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--surface-alt);
        }

        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

        .related-card:hover .related-thumb img {
            transform: scale(1.04);
        }

        .related-content {
            padding: 20px 20px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .related-content .tag-soft,
        .related-content .tag-accent {
            align-self: flex-start;
            margin-bottom: 12px;
            padding: 4px 12px;
        }

        .related-content h3 {
            font-size: 18px;
            line-height: 1.5;
            font-weight: 750;
            color: var(--ink);
            margin-bottom: 10px;
        }

        .related-content p {
            color: var(--ink-2);
            font-size: 14px;
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }

        .card-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 700;
            color: var(--brand-primary);
        }

        .card-more i {
            transition: transform 0.2s ease;
        }

        .related-card-inner:hover .card-more {
            color: var(--accent);
        }

        .related-card-inner:hover .card-more i {
            transform: translateX(4px);
        }

        /* ============ 底部转化条 ============ */
        .bottom-cta-bar {
            margin: 72px var(--wrap-padding) 40px;
            background: var(--brand-strong);
            border-radius: 18px;
            padding: 30px 34px;
            box-shadow: var(--shadow-lg);
            position: relative;
        }

        .bottom-cta-inner {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 20px 30px;
        }

        .cta-copy {
            color: #fff;
            flex: 1 1 380px;
        }

        .cta-kicker {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: #e5c4ac;
            letter-spacing: 0.1em;
            margin-bottom: 8px;
        }

        .cta-copy strong {
            display: block;
            font-size: clamp(17px, 2vw, 23px);
            line-height: 1.5;
            font-weight: 700;
            color: #fff;
        }

        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }

        .cta-close {
            display: none;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.14);
            border: 0;
            color: #fff;
            font-size: 15px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background 0.2s;
        }

        .cta-close:hover {
            background: rgba(255, 255, 255, 0.3);
        }

        /* ============ 页脚 ============ */
        .footer-block {
            background: var(--brand-strong);
            color: rgba(255, 255, 255, 0.8);
            padding: 60px 0 0;
            margin-top: 40px;
        }

        .footer-inner {
            width: min(var(--container), 100% - 2 * var(--wrap-padding));
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: clamp(24px, 6vw, 70px);
            padding-bottom: 48px;
        }

        .footer-brand-block {
            max-width: 360px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            color: #fff;
            font-weight: 800;
            margin-bottom: 18px;
        }

        .footer-brand .brand-logo {
            background: rgba(255, 255, 255, 0.16);
            color: #fff;
            width: 36px;
            height: 36px;
        }

        .footer-brand-block p {
            font-size: 14px;
            line-height: 1.75;
        }

        .footer-title {
            font-size: 16px;
            color: #fff;
            font-weight: 700;
            padding: 6px 0 16px;
        }

        .footer-nav-links,
        .footer-links {
            list-style: none;
            padding: 0;
            display: grid;
            gap: 10px;
        }

        .footer-nav-links li a,
        .footer-links li a {
            color: rgba(255, 255, 255, 0.84);
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 4px 0;
            transition: color 0.2s, transform 0.2s;
        }

        .footer-nav-links li a:hover,
        .footer-links li a:hover {
            color: #ffd6bc;
            transform: translateX(4px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            display: flex;
            flex-wrap: wrap;
            gap: 12px 28px;
            justify-content: center;
            align-items: center;
            font-size: 13.5px;
            padding: 20px 24px;
            color: rgba(255, 255, 255, 0.65);
        }

        .footer-bottom span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* ============ 动画 / 通用效果 ============ */
        .fadeUp {
            opacity: 0;
            transform: translateY(18px);
            animation: fadeUp 0.7s ease forwards;
        }

        .d-1 {
            animation-delay: 0.1s;
        }

        .d-2 {
            animation-delay: 0.22s;
        }

        .d-3 {
            animation-delay: 0.34s;
        }

        @keyframes fadeUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ============ 响应式断点 ============ */
        @media (max-width: 1024px) {
            .related-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 18px;
            }

            .nav-menu {
                gap: 20px;
                margin-left: 12px;
            }

            .nav-menu a {
                font-size: 14px;
            }
        }

        @media (max-width: 860px) {
            .nav-menu {
                display: none;
            }

            .mobile-toggle {
                display: inline-flex;
            }

            .site-header .nav-inner {
                gap: 12px;
            }

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

        @media (max-width: 700px) {
            :root {
                --wrap-padding: 18px;
            }

            .site-header .wrap {
                width: 100%;
                padding: 0 16px;
            }

            .nav-menu.pc {
                display: none;
            }

            .article-h1 {
                font-size: 29px;
            }

            .article-body {
                padding: 24px 18px;
            }

            .article-body h2 {
                font-size: 22px;
            }

            .article-body h3 {
                font-size: 18px;
            }

            .related-grid {
                grid-template-columns: 1fr;
            }

            .section-head {
                flex-direction: column;
                align-items: flex-start;
            }

            .footer-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .footer-bottom {
                justify-content: flex-start;
                text-align: left;
                align-items: flex-start;
                flex-direction: column;
            }

            body {
                padding-bottom: 90px;
            }

            .bottom-cta-bar {
                position: fixed;
                left: 12px;
                right: 12px;
                bottom: 12px;
                z-index: 1100;
                margin: 0;
                border-radius: 18px;
                padding: 14px 16px;
                background: rgba(20, 58, 50, 0.97);
                backdrop-filter: blur(10px);
                box-shadow: 0 8px 28px rgba(0, 0, 0, 0.24);
            }

            .bottom-cta-inner {
                display: flex;
                align-items: center;
                justify-content: space-between;
                gap: 10px;
            }

            .cta-copy {
                flex: 1;
                margin: 0;
            }

            .cta-kicker {
                display: none;
            }

            .cta-copy strong {
                font-size: 14px;
                line-height: 1.4;
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
            }

            .cta-actions {
                gap: 8px;
                flex-wrap: nowrap;
            }

            .cta-close {
                display: inline-flex;
            }

            .cta-actions .btn {
                min-height: 38px;
                padding: 8px 14px;
                font-size: 13.5px;
            }

            .cta-actions .btn-ghost {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .brand-text {
                font-size: 17px;
            }

            .brand-logo {
                width: 36px;
                height: 36px;
                font-size: 13px;
            }

            .article-banner {
                padding-top: 56px;
                padding-bottom: 50px;
            }

            .article-banner::after {
                font-size: 200px;
                right: -15px;
                bottom: -40px;
            }

            .post-meta-row {
                gap: 10px 14px;
            }

            .article-body {
                padding: 22px 16px;
                font-size: 15px;
            }

            .article-body p {
                line-height: 1.9;
            }

            .article-body th,
            .article-body td {
                padding: 9px 10px;
                font-size: 14px;
            }

            .cta-copy strong {
                max-width: 160px;
            }

            .cta-actions .btn {
                padding: 8px 12px;
                font-size: 13px;
            }
        }

/* roulang page: category1 */
/* ==========================================================
           1. 全站设计变量与基础重置
           ========================================================== */
        :root {
            --page-bg: #F6F3EB;
            --surface: #FFFFFF;
            --surface-alt: #EDEDE3;
            --brand-primary: #1D5044;
            --brand-strong: #143A32;
            --accent: #B15C33;
            --accent-hover: #934A26;
            --ink: #1F2C28;
            --ink-2: #50635B;
            --line: #D9DCD0;
            --success: #2C6D4F;
            --radius: 12px;
            --radius-lg: 18px;
            --shadow: 0 2px 8px rgba(20, 58, 50, 0.06);
            --shadow-hover: 0 12px 24px rgba(20, 58, 50, 0.12);
            --container: 1200px;
            --header-h: 72px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--ink);
            background: var(--page-bg);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--brand-primary);
            text-decoration: none;
            transition: color .22s ease, background .22s ease, box-shadow .22s ease, border-color .22s ease, transform .22s ease;
        }

        a:hover {
            color: var(--accent-hover);
        }

        ul,
        ol {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        button {
            font-family: inherit;
            font-size: inherit;
            border: 0;
            background: none;
            cursor: pointer;
        }

        table {
            border-collapse: collapse;
            width: 100%;
        }

        h1,
        h2,
        h3,
        h4 {
            line-height: 1.3;
            margin: 0 0 .55em;
            color: var(--ink);
        }

        p {
            margin-bottom: 1em;
        }

        .container,
        .grid-container {
            max-width: var(--container);
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
            width: 100%;
        }

        .grid-x.grid-padding-x {
            margin-left: -10px;
            margin-right: -10px;
        }

        .section-base {
            padding: 92px 0;
        }

        /* ==========================================================
           2. 按钮体系
           ========================================================== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            min-height: 46px;
            padding: 0 24px;
            border-radius: 999px;
            font-size: 16px;
            font-weight: 600;
            letter-spacing: .02em;
            line-height: 1;
            white-space: nowrap;
            transition: background .22s ease, color .22s ease, border-color .22s ease, box-shadow .22s ease, transform .22s ease;
        }

        .btn:focus-visible,
        .mobile-toggle:focus-visible,
        .nav-menu a:focus-visible,
        .brand:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-primary {
            background: var(--brand-primary);
            color: #fff;
            box-shadow: 0 8px 20px rgba(20, 58, 50, .18);
        }

        .btn-primary:hover {
            background: var(--brand-strong);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(20, 58, 50, .2);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 6px 18px rgba(177, 92, 51, .2);
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(177, 92, 51, .22);
        }

        .btn-ghost {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .68);
            color: #fff;
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, .14);
            color: #fff;
            border-color: #fff;
        }

        .btn-light {
            background: var(--surface);
            color: var(--brand-primary);
        }

        .btn-light:hover {
            background: #f0eee5;
            color: var(--brand-strong);
            transform: translateY(-2px);
        }

        .btn i {
            font-size: .92em;
        }

        /* ==========================================================
           3. 顶部导航
           ========================================================== */
        header {
            position: sticky;
            top: 0;
            z-index: 120;
            background: rgba(255, 255, 255, .95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 1px 10px rgba(20, 58, 50, .04);
        }

        #top-nav {
            height: var(--header-h);
        }

        .nav-inner {
            max-width: var(--container);
            height: var(--header-h);
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            gap: 22px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            margin-right: 10px;
            color: var(--ink) !important;
            flex-shrink: 0;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 11px;
            background: var(--brand-primary);
            color: #fff;
            font-weight: 800;
            font-size: 17px;
            letter-spacing: .04em;
            font-family: "DIN Alternate", "Bahnschrift", "Aptos Display", sans-serif;
            box-shadow: 0 4px 10px rgba(20, 58, 50, .16);
        }

        .brand-text {
            font-weight: 800;
            font-size: 19px;
            color: var(--ink);
            letter-spacing: .01em;
            white-space: nowrap;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: auto;
        }

        .nav-menu li {
            margin: 0;
        }

        .nav-menu a {
            display: block;
            position: relative;
            padding: 24px 15px 25px;
            font-size: 15.5px;
            font-weight: 500;
            color: var(--ink);
            border-radius: 8px;
        }

        .nav-menu a:hover {
            color: var(--brand-primary);
            background: rgba(29, 80, 68, .06);
        }

        .nav-menu a.active {
            color: var(--brand-primary);
            font-weight: 700;
        }

        .nav-menu a.active::after {
            content: "";
            position: absolute;
            left: 15px;
            right: 15px;
            bottom: 10px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-primary);
        }

        .nav-cta {
            flex-shrink: 0;
        }

        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--surface-alt);
            color: var(--ink);
            font-size: 19px;
            align-items: center;
            justify-content: center;
            margin-left: auto;
        }

        .mobile-nav {
            display: none;
        }

        /* ==========================================================
           4. 分类页 Hero
           ========================================================== */
        .page-hero {
            position: relative;
            padding: 92px 0 88px;
            color: #fff;
            background:
                linear-gradient(115deg, rgba(20, 58, 50, .96) 0%, rgba(29, 80, 68, .84) 48%, rgba(29, 80, 68, .68) 100%),
                url("/assets/images/backpic/back-1.png") center center / cover no-repeat;
            overflow: hidden;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .page-hero::before {
            content: "PG";
            position: absolute;
            right: -30px;
            top: -45px;
            font-family: "DIN Alternate", "Bahnschrift", "Aptos Display", sans-serif;
            font-size: 220px;
            font-weight: 800;
            line-height: 1;
            color: rgba(255, 255, 255, .05);
            pointer-events: none;
            user-select: none;
        }

        .breadcrumb-line {
            display: flex;
            align-items: center;
            gap: 9px;
            font-size: 13.5px;
            color: rgba(255, 255, 255, .72);
            margin-bottom: 24px;
        }

        .breadcrumb-line a {
            color: rgba(255, 255, 255, .88);
        }

        .breadcrumb-line a:hover {
            color: #fff;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .18);
            color: #fdfbf5;
            font-size: 14px;
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 22px;
        }

        .hero-tag i {
            color: #e7b28f;
        }

        .page-hero h1 {
            max-width: 860px;
            color: #fff;
            font-size: 46px;
            line-height: 1.25;
            font-weight: 800;
            letter-spacing: .01em;
            margin-bottom: 18px;
        }

        .page-hero h1 span {
            color: #f2c398;
        }

        .hero-para {
            max-width: 760px;
            margin-bottom: 32px;
            color: rgba(255, 255, 255, .9);
            font-size: 17px;
            line-height: 1.85;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 38px;
        }

        .hero-note {
            display: flex;
            flex-wrap: wrap;
            gap: 14px 26px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, .18);
            color: rgba(255, 255, 255, .8);
            font-size: 14px;
        }

        .hero-note span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .hero-note i {
            color: #e7b28f;
        }

        /* ==========================================================
           5. 类别介绍图文区
           ========================================================== */
        .overview-section {
            padding: 96px 0;
            background: var(--page-bg);
        }

        .overview-layout {
            display: grid;
            grid-template-columns: 1.04fr .96fr;
            gap: 52px;
            align-items: center;
        }

        .overview-media {
            position: relative;
        }

        .overview-media-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            background: var(--surface-alt);
            aspect-ratio: 4 / 3;
        }

        .overview-media-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .overview-media:hover .overview-media-img img {
            transform: scale(1.03);
        }

        .overview-cap {
            margin-top: 14px;
            font-size: 14px;
            color: var(--ink-2);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .overview-cap i {
            color: var(--accent);
        }

        .eyebrow {
            display: inline-block;
            color: var(--accent);
            font-size: 14px;
            font-weight: 700;
            letter-spacing: .12em;
            margin-bottom: 8px;
        }

        .overview-content h2 {
            font-size: 32px;
            margin-bottom: 16px;
        }

        .overview-content > p {
            color: var(--ink-2);
            margin-bottom: 22px;
        }

        .guide-list {
            display: grid;
            gap: 11px;
            margin: 0 0 28px;
        }

        .guide-list li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            font-size: 15.5px;
            color: var(--ink);
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 10px;
            padding: 11px 14px;
            box-shadow: var(--shadow);
        }

        .guide-list li i {
            color: var(--success);
            margin-top: 4px;
            font-size: 15px;
        }

        .guide-more-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            font-weight: 600;
            color: var(--brand-primary);
        }

        .guide-more-link i {
            transition: transform .22s ease;
        }

        .guide-more-link:hover i {
            transform: translateX(4px);
        }

        /* ==========================================================
           6. 图文功能说明区
           ========================================================== */
        .feature-panel-section {
            background: var(--surface);
            padding: 94px 0;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .feature-panel-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 58px;
            align-items: center;
        }

        .feature-media {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            aspect-ratio: 16 / 11;
            background: var(--surface-alt);
        }

        .feature-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .feature-media:hover img {
            transform: scale(1.03);
        }

        .feature-media::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 56%;
            background: linear-gradient(180deg, rgba(20, 58, 50, 0) 0%, rgba(20, 58, 50, .38) 100%);
            pointer-events: none;
        }

        .feature-media-label {
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 15px;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            font-size: 14px;
        }

        .feature-copy h2 {
            font-size: 31px;
            margin-bottom: 14px;
        }

        .feature-copy > p {
            color: var(--ink-2);
            margin-bottom: 24px;
        }

        .feature-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .feature-list-item {
            padding: 18px 18px 16px;
            background: #faf8f1;
            border: 1px solid var(--line);
            border-radius: var(--radius);
            transition: transform .2s ease, box-shadow .2s ease;
        }

        .feature-list-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .feature-list-item i {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: rgba(29, 80, 68, .1);
            color: var(--brand-primary);
            font-size: 17px;
            margin-bottom: 10px;
        }

        .feature-list-item h4 {
            font-size: 17px;
            margin-bottom: 5px;
            color: var(--ink);
        }

        .feature-list-item p {
            color: var(--ink-2);
            font-size: 13.5px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ==========================================================
           7. 步骤浏览区
           ========================================================== */
        .steps-section {
            background: var(--surface-alt);
            padding: 92px 0;
        }

        .section-heading {
            max-width: 760px;
            margin-bottom: 44px;
        }

        .section-heading.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-heading h2 {
            font-size: 32px;
            margin-bottom: 10px;
        }

        .section-heading p {
            color: var(--ink-2);
            font-size: 16px;
            margin-bottom: 0;
        }

        .step-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
        }

        .step-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 28px 24px 25px;
            box-shadow: var(--shadow);
            position: relative;
            transition: transform .22s ease, box-shadow .22s ease;
        }

        .step-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .step-num {
            font-family: "DIN Alternate", "Bahnschrift", "Aptos Display", sans-serif;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            background: var(--accent);
            width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            margin-bottom: 18px;
            box-shadow: 0 6px 14px rgba(177, 92, 51, .24);
        }

        .step-card h3 {
            font-size: 18px;
            color: var(--brand-primary);
            margin-bottom: 8px;
        }

        .step-card p {
            color: var(--ink-2);
            font-size: 14.5px;
            margin-bottom: 0;
            line-height: 1.75;
        }

        /* ==========================================================
           8. 分区速查表与 FAQ
           ========================================================== */
        .zone-table-section {
            background: var(--page-bg);
            padding: 94px 0 70px;
        }

        .table-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            overflow: hidden;
            margin-bottom: 46px;
        }

        .table-card-header {
            padding: 24px 28px 18px;
            border-bottom: 1px solid var(--line);
        }

        .table-card-header h3 {
            font-size: 22px;
            color: var(--ink);
            margin-bottom: 2px;
        }

        .table-card-header p {
            color: var(--ink-2);
            font-size: 14px;
            margin-bottom: 0;
        }

        .table-scroll {
            overflow-x: auto;
        }

        .table-scroll table {
            min-width: 680px;
            text-align: left;
        }

        .table-scroll th,
        .table-scroll td {
            border-bottom: 1px solid var(--line);
            padding: 16px 20px;
            vertical-align: top;
            font-size: 14.5px;
        }

        .table-scroll th {
            background: var(--surface-alt);
            color: var(--brand-primary);
            font-weight: 700;
            font-size: 14px;
            letter-spacing: .02em;
        }

        .table-scroll tbody tr:last-child td {
            border-bottom: 0;
        }

        .table-scroll td strong {
            color: var(--ink);
            font-weight: 700;
        }

        .table-scroll tr:hover td {
            background: #fbfaf4;
        }

        /* FAQ */
        .faq-focus-section {
            padding: 0 0 100px;
            background: var(--page-bg);
        }

        .faq-wrap {
            max-width: 880px;
            margin: 0 auto;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            padding: 12px 28px;
        }

        .faq-item {
            border-bottom: 1px solid var(--line);
        }

        .faq-item:last-child {
            border-bottom: 0;
        }

        .faq-item summary {
            list-style: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: 62px;
            padding: 12px 4px;
            font-size: 16.5px;
            font-weight: 600;
            color: var(--ink);
            position: relative;
            transition: color .2s ease;
            user-select: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            color: var(--brand-primary);
        }

        .faq-item summary i {
            flex-shrink: 0;
            width: 30px;
            height: 30px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--surface-alt);
            color: var(--brand-primary);
            font-size: 14px;
            transition: transform .22s ease, background .22s ease, color .22s ease;
        }

        .faq-item[open] summary {
            color: var(--brand-primary);
        }

        .faq-item[open] summary i {
            background: var(--accent);
            color: #fff;
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 2px 30px 26px 4px;
            color: var(--ink-2);
            font-size: 15px;
            line-height: 1.85;
        }

        .faq-answer p {
            margin-bottom: 0;
        }

        .faq-answer a {
            font-weight: 600;
        }

        /* ==========================================================
           9. CTA 与转化条
           ========================================================== */
        .conversion-panel {
            padding: 64px 0 90px;
            background: var(--page-bg);
        }

        .conversion-inner {
            background:
                linear-gradient(120deg, rgba(29, 80, 68, .97), rgba(20, 58, 50, .92)),
                url("/assets/images/backpic/back-3.png") center center / cover no-repeat;
            border-radius: var(--radius-lg);
            padding: 48px 52px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            box-shadow: 0 16px 40px rgba(20, 58, 50, .18);
            position: relative;
            overflow: hidden;
        }

        .conversion-inner::after {
            content: "PG";
            position: absolute;
            right: -18px;
            bottom: -38px;
            font-family: "DIN Alternate", "Bahnschrift", "Aptos Display", sans-serif;
            font-size: 150px;
            font-weight: 800;
            color: rgba(255, 255, 255, .04);
            line-height: 1;
            pointer-events: none;
        }

        .conversion-copy {
            position: relative;
            z-index: 2;
            color: #fff;
        }

        .conversion-copy .eyebrow {
            color: #e7b28f;
        }

        .conversion-copy h2 {
            color: #fff;
            font-size: 28px;
            margin-bottom: 6px;
        }

        .conversion-copy p {
            color: rgba(255, 255, 255, .8);
            margin-bottom: 0;
            max-width: 560px;
        }

        .conversion-inner .btn {
            position: relative;
            z-index: 2;
            flex-shrink: 0;
        }

        .mobile-sticky-cta {
            display: none;
        }

        /* ==========================================================
           10. 页脚
           ========================================================== */
        .footer-block {
            background: var(--brand-strong);
            color: rgba(255, 255, 255, .78);
            padding: 64px 0 30px;
        }

        .footer-inner {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 20px 52px;
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, .14);
        }

        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 21px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 18px;
        }

        .footer-brand .brand-logo {
            background: rgba(255, 255, 255, .16);
            color: #fff;
            box-shadow: none;
        }

        .footer-brand-block p {
            max-width: 440px;
            font-size: 14px;
            line-height: 1.85;
            margin-bottom: 0;
            color: rgba(255, 255, 255, .64);
        }

        .footer-title {
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            margin-bottom: 16px;
            letter-spacing: .03em;
        }

        .footer-nav-links,
        .footer-links {
            display: grid;
            gap: 10px;
        }

        .footer-nav-links a,
        .footer-links a {
            color: rgba(255, 255, 255, .72);
            font-size: 14.5px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: color .2s ease, transform .2s ease;
        }

        .footer-nav-links a:hover,
        .footer-links a:hover {
            color: #fff;
            transform: translateX(3px);
        }

        .footer-links i {
            color: #e7b28f;
            font-size: 14px;
        }

        .footer-bottom {
            max-width: var(--container);
            margin: 0 auto;
            padding: 24px 20px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 26px;
            justify-content: space-between;
            align-items: center;
            color: rgba(255, 255, 255, .5);
            font-size: 13px;
        }

        .footer-bottom i {
            margin-right: 3px;
        }

        /* ==========================================================
           11. 响应式断点
           ========================================================== */
        @media (max-width: 1024px) {
            .overview-layout {
                grid-template-columns: 1fr;
                gap: 36px;
            }

            .overview-media {
                max-width: 720px;
            }

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

            .feature-panel-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }

            .feature-media {
                max-width: 720px;
            }

            .feature-list-item {
                border-radius: var(--radius);
            }
        }

        @media (max-width: 900px) {
            .nav-menu {
                display: none;
            }

            .mobile-toggle {
                display: inline-flex;
            }

            .mobile-nav {
                display: none;
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                z-index: 110;
                background: var(--surface);
                border-bottom: 1px solid var(--line);
                box-shadow: 0 16px 32px rgba(20, 58, 50, .14);
                padding: 16px 20px 20px;
            }

            .mobile-nav.open {
                display: block;
            }

            .mobile-nav ul {
                display: grid;
                gap: 4px;
                margin-bottom: 18px;
            }

            .mobile-nav a {
                display: block;
                padding: 13px 14px;
                border-radius: 10px;
                color: var(--ink);
                font-weight: 500;
            }

            .mobile-nav a:hover,
            .mobile-nav a.active {
                background: rgba(29, 80, 68, .09);
                color: var(--brand-primary);
            }

            .mobile-nav .btn {
                width: 100%;
            }

            .brand-text {
                font-size: 17px;
            }

            .page-hero h1 {
                font-size: 38px;
            }

            .page-hero {
                padding: 78px 0 74px;
            }

            .section-base,
            .overview-section,
            .feature-panel-section,
            .steps-section,
            .zone-table-section {
                padding-top: 72px;
                padding-bottom: 72px;
            }

            .faq-focus-section {
                padding-bottom: 76px;
            }

            .conversion-inner {
                padding: 36px 32px;
                align-items: flex-start;
                flex-direction: column;
            }

            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: 38px;
            }
        }

        @media (max-width: 640px) {
            body {
                line-height: 1.7;
            }

            header {
                box-shadow: 0 1px 8px rgba(20, 58, 50, .06);
            }

            .nav-inner {
                gap: 10px;
                padding: 0 14px;
            }

            .brand {
                gap: 8px;
            }

            .brand-logo {
                width: 38px;
                height: 38px;
                font-size: 15px;
                border-radius: 10px;
            }

            .brand-text {
                font-size: 16px;
            }

            .mobile-toggle {
                width: 40px;
                height: 40px;
            }

            .nav-cta .btn {
                min-height: 40px;
                padding: 0 16px;
                font-size: 14px;
                gap: 6px;
            }

            .page-hero h1 {
                font-size: 32px;
            }

            .hero-para {
                font-size: 16px;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .hero-note {
                flex-direction: column;
                gap: 8px;
            }

            .overview-section,
            .feature-panel-section,
            .steps-section,
            .zone-table-section {
                padding-top: 58px;
                padding-bottom: 58px;
            }

            .overview-content h2,
            .feature-copy h2,
            .section-heading h2 {
                font-size: 26px;
            }

            .overview-media-img,
            .feature-media {
                aspect-ratio: 4 / 3;
            }

            .guide-list li {
                padding: 10px 12px;
                font-size: 14.5px;
            }

            .feature-list {
                grid-template-columns: 1fr;
            }

            .step-grid {
                grid-template-columns: 1fr;
            }

            .step-card {
                padding: 22px 20px;
            }

            .table-card-header {
                padding: 20px 18px 14px;
            }

            .table-scroll th,
            .table-scroll td {
                padding: 13px 14px;
                font-size: 13.5px;
            }

            .faq-wrap {
                padding: 8px 18px 10px;
            }

            .faq-item summary {
                font-size: 15px;
                line-height: 1.5;
                min-height: 58px;
                padding: 12px 0;
            }

            .faq-answer {
                padding-right: 2px;
                font-size: 14.5px;
            }

            .conversion-inner {
                padding: 30px 24px;
            }

            .conversion-copy h2 {
                font-size: 22px;
            }

            .conversion-inner .btn {
                width: 100%;
            }

            .footer-inner {
                grid-template-columns: 1fr;
                gap: 34px;
                padding-bottom: 40px;
            }

            .footer-block {
                padding-bottom: 84px;
            }

            .footer-bottom {
                justify-content: flex-start;
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                padding-bottom: 10px;
            }

            /* 移动端吸底转化条 */
            .mobile-sticky-cta {
                display: flex;
                align-items: center;
                gap: 10px;
                position: fixed;
                left: 0;
                right: 0;
                bottom: 0;
                z-index: 105;
                background: rgba(255, 255, 255, .96);
                backdrop-filter: blur(10px);
                -webkit-backdrop-filter: blur(10px);
                border-top: 1px solid var(--line);
                box-shadow: 0 -8px 24px rgba(20, 58, 50, .12);
                padding: 10px 14px 12px;
            }

            .mobile-sticky-cta .btn {
                flex: 1;
            }

            .mobile-sticky-close {
                width: 42px;
                height: 42px;
                border-radius: 50%;
                background: var(--surface-alt);
                color: var(--ink);
                flex-shrink: 0;
                font-size: 15px;
            }

            .mobile-sticky-close:hover {
                background: #dadfd4;
            }
        }

        @media (min-width: 641px) and (max-width: 900px) {
            .mobile-sticky-cta {
                display: none;
            }
        }

        @media (min-width: 901px) {
            .mobile-sticky-cta {
                display: none;
            }
        }

/* roulang page: category2 */
/* ========== 设计变量 ========== */
        :root {
            --page-bg: #F6F3EB;
            --surface: #FFFFFF;
            --surface-alt: #EDEDE3;
            --brand-primary: #1D5044;
            --brand-strong: #143A32;
            --accent: #B15C33;
            --accent-hover: #934A26;
            --ink: #1F2C28;
            --ink-2: #50635B;
            --line: #D9DCD0;
            --success: #2C6D4F;
            --radius: 12px;
            --shadow: 0 2px 8px rgba(20, 58, 50, 0.06);
            --shadow-hover: 0 12px 24px rgba(20, 58, 50, 0.12);
            --font-cn: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
            --font-num: "DIN Alternate", "Bahnschrift", "Aptos Display", sans-serif;
        }

        /* ========== 基础重置与通用 ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--ink);
            background: var(--page-bg);
            -webkit-font-smoothing: antialiased;
        }

        h1,
        h2,
        h3,
        h4,
        p,
        figure,
        ul,
        ol,
        dl,
        dd {
            margin: 0;
        }

        ul,
        ol {
            padding: 0;
            list-style: none;
        }

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

        a {
            color: var(--brand-primary);
            text-decoration: none;
            transition: color 0.2s ease;
        }

        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        button {
            font-family: inherit;
        }

        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .wrap {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 96px 0;
        }

        .section-pale {
            background: var(--surface-alt);
        }

        .section-light {
            background: var(--surface);
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            min-height: 48px;
            padding: 0 26px;
            border-radius: 999px;
            border: 1px solid transparent;
            font-size: 16px;
            font-weight: 600;
            line-height: 1;
            cursor: pointer;
            transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }

        .btn-primary {
            background: var(--brand-primary);
            color: #fff !important;
            border-color: var(--brand-primary);
        }

        .btn-primary i {
            transition: transform 0.2s ease;
        }

        .btn-primary:hover,
        .btn-primary:active {
            background: #154439;
            border-color: #154439;
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .btn-primary:hover i {
            transform: translateX(3px);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff !important;
            border-color: var(--accent);
        }

        .btn-accent:hover,
        .btn-accent:active {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.55);
            color: #fff !important;
            backdrop-filter: blur(4px);
        }

        .btn-ghost:hover,
        .btn-ghost:active {
            background: rgba(255, 255, 255, 0.2);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-line {
            background: transparent;
            border: 1px solid var(--line);
            color: var(--brand-primary) !important;
            background: var(--surface);
        }

        .btn-line:hover {
            border-color: var(--brand-primary);
            color: #fff !important;
            background: var(--brand-primary);
            transform: translateY(-2px);
        }

        /* ========== 顶部导航 ========== */
        header {
            position: sticky;
            top: 0;
            z-index: 60;
        }

        #top-nav {
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 1px 6px rgba(20, 58, 50, 0.04);
        }

        .nav-inner {
            max-width: 1200px;
            height: 72px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            gap: 34px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex: 0 0 auto;
            margin-right: auto;
        }

        .brand-logo {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--brand-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-num);
            font-size: 16px;
            font-weight: 800;
            letter-spacing: -0.02em;
            box-shadow: 0 4px 10px rgba(29, 80, 68, 0.22);
        }

        .brand-text {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--brand-strong);
            white-space: nowrap;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 30px;
            margin: 0;
        }

        .nav-menu>li a {
            position: relative;
            color: var(--ink-2);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            min-height: 44px;
            transition: color 0.2s ease;
        }

        .nav-menu>li a:hover {
            color: var(--brand-primary);
        }

        .nav-menu>li a.active {
            color: var(--brand-primary);
            font-weight: 700;
        }

        .nav-menu>li a.active::after {
            content: "";
            position: absolute;
            left: 10px;
            right: 10px;
            bottom: 4px;
            height: 3px;
            border-radius: 4px;
            background: var(--brand-primary);
        }

        .mobile-toggle {
            display: none;
            border: none;
            background: transparent;
            font-size: 22px;
            color: var(--brand-primary);
            width: 44px;
            height: 44px;
            border-radius: 10px;
            cursor: pointer;
        }

        .mnav-btn-wrap {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .mnav-btn-wrap .btn {
            min-height: 44px;
            padding: 0 22px;
        }

        .mobile-nav {
            display: none;
            background: var(--surface);
            border-bottom: 1px solid var(--line);
            padding: 12px 24px 22px;
        }

        .mobile-nav.open {
            display: block;
        }

        .mobile-nav ul {
            display: block;
            margin: 0 0 14px;
        }

        .mobile-nav li+li {
            border-top: 1px solid #EEF0E8;
        }

        .mobile-nav a {
            display: flex;
            align-items: center;
            min-height: 44px;
            font-size: 16px;
            color: var(--ink-2);
            font-weight: 500;
        }

        .mobile-nav a.active {
            color: var(--brand-primary);
            font-weight: 700;
        }

        /* ========== 分类页 Hero ========== */
        .catalog-hero {
            position: relative;
            isolation: isolate;
            background: var(--brand-strong);
            color: #fff;
            padding: 112px 0 84px;
            overflow: hidden;
        }

        .catalog-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            z-index: -1;
            background:
                linear-gradient(100deg, rgba(20, 58, 50, 0.96) 20%, rgba(29, 80, 68, 0.84) 60%, rgba(20, 58, 50, 0.6)),
                url("/assets/images/backpic/back-3.png") center center / cover no-repeat;
        }

        .catalog-hero::after {
            content: "PG";
            position: absolute;
            right: 4%;
            bottom: 14%;
            z-index: -1;
            font-family: var(--font-num);
            font-size: 180px;
            font-weight: 800;
            color: rgba(255, 255, 255, 0.06);
            letter-spacing: -0.06em;
            line-height: 1;
            pointer-events: none;
        }

        .crumb {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
            margin-bottom: 22px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.68);
        }

        .crumb a {
            color: rgba(255, 255, 255, 0.8);
        }

        .crumb a:hover {
            color: #fff;
        }

        .crumb i {
            font-size: 11px;
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: rgba(255, 255, 255, 0.9);
            font-size: 14px;
            font-weight: 600;
            padding: 7px 16px;
            border-radius: 999px;
            margin-bottom: 22px;
        }

        .catalog-hero h1 {
            max-width: 760px;
            margin-bottom: 20px;
            font-size: clamp(38px, 5vw, 52px);
            line-height: 1.2;
            font-weight: 800;
            letter-spacing: -0.03em;
        }

        .catalog-hero h1 .accent-word {
            color: #F4C9A8;
        }

        .hero-lead {
            max-width: 720px;
            margin-bottom: 38px;
            font-size: 18px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.86);
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        /* ========== 栏目范围带 ========== */
        .scope-strip {
            background: var(--surface-alt);
            border-bottom: 1px solid var(--line);
        }

        .scope-strip .wrap {
            padding: 22px 24px;
        }

        .scope-list {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px 36px;
            margin: 0;
        }

        .scope-list li {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            padding: 6px 0;
        }

        .scope-no {
            width: 30px;
            height: 30px;
            flex: 0 0 30px;
            border-radius: 50%;
            background: var(--brand-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-num);
            font-size: 14px;
            font-weight: 700;
        }

        .scope-list strong {
            display: block;
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.3;
        }

        .scope-list small {
            display: block;
            font-size: 13px;
            color: var(--ink-2);
            line-height: 1.4;
        }

        /* ========== 文字区域通用 ========== */
        .head-row {
            margin-bottom: 48px;
        }

        .head-row h2 {
            font-size: clamp(26px, 3vw, 34px);
            line-height: 1.3;
            color: var(--brand-strong);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .head-row p {
            color: var(--ink-2);
            font-size: 16px;
            max-width: 640px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--accent);
            font-weight: 700;
            letter-spacing: 0.02em;
            margin-bottom: 10px;
        }

        .section-tag::before {
            content: "";
            width: 8px;
            height: 8px;
            background: var(--accent);
            border-radius: 2px;
        }

        .grid-align {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }

        .figure-frame {
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid #EEE9DC;
            background: #fff;
        }

        .figure-frame img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4 / 3;
        }

        .intro-copy p {
            color: var(--ink-2);
            margin-bottom: 16px;
        }

        .intro-copy p:last-child {
            margin-bottom: 0;
        }

        .check-list {
            display: grid;
            gap: 16px;
            margin-top: 26px;
        }

        .check-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            color: var(--ink);
            line-height: 1.7;
        }

        .check-list i {
            color: var(--success);
            margin-top: 5px;
            font-size: 16px;
        }

        /* ========== 名录条目长表 ========== */
        .directory-section {
            background: #F1F4ED;
        }

        .directory-grid {
            border-top: 2px solid var(--brand-strong);
        }

        .directory-row {
            display: grid;
            grid-template-columns: 92px 0.72fr 1.28fr 92px;
            gap: 24px;
            align-items: center;
            padding: 28px 8px;
            border-bottom: 1px solid var(--line);
            transition: background 0.2s ease;
        }

        .directory-row:hover {
            background: rgba(255, 255, 255, 0.56);
        }

        .dir-no {
            font-family: var(--font-num);
            font-size: 20px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.02em;
        }

        .dir-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }

        .dir-title a {
            color: var(--brand-primary);
        }

        .dir-title a:hover {
            color: var(--accent);
        }

        .dir-tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 12px;
            border-radius: 999px;
            background: rgba(177, 92, 51, 0.12);
            color: #9B4E28;
            font-size: 13px;
            font-weight: 600;
        }

        .dir-desc {
            color: var(--ink-2);
            font-size: 15px;
            line-height: 1.8;
        }

        .dir-link {
            text-align: right;
            font-weight: 600;
        }

        .dir-link a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            min-height: 40px;
            padding: 0 10px;
            border-radius: 8px;
        }

        .dir-link a:hover {
            color: var(--accent);
        }

        /* ========== 查看路径条 ========== */
        .process-section {
            background: var(--surface);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 26px;
            counter-reset: proc;
        }

        .process-card {
            border-top: 3px solid var(--brand-primary);
            background: var(--page-bg);
            border-radius: 14px;
            padding: 26px 24px;
            box-shadow: var(--shadow);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .process-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .process-card .p-no {
            font-family: var(--font-num);
            font-size: 28px;
            font-weight: 800;
            color: var(--brand-primary);
            display: block;
            margin-bottom: 12px;
        }

        .process-card h3 {
            font-size: 18px;
            line-height: 1.4;
            color: var(--ink);
            margin-bottom: 10px;
        }

        .process-card p {
            color: var(--ink-2);
            font-size: 15px;
            line-height: 1.7;
        }

        /* ========== FAQ 折叠 ========== */
        .faq-section {
            background: var(--page-bg);
        }

        .faq-wrap {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-list {
            border-top: 1px solid var(--line);
        }

        details.faq-item {
            border-bottom: 1px solid var(--line);
            background: transparent;
        }

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: 64px;
            padding: 14px 6px;
            cursor: pointer;
            list-style: none;
            color: var(--ink);
            font-weight: 600;
            font-size: 17px;
            transition: color 0.2s ease;
            border-radius: 0;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            color: var(--brand-primary);
        }

        .faq-item[open] summary {
            color: var(--brand-primary);
        }

        .faq-item summary::after {
            content: "\f067";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            width: 34px;
            height: 34px;
            flex: 0 0 34px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--line);
            border-radius: 50%;
            color: var(--brand-primary);
            font-size: 14px;
            transition: transform 0.25s ease, background 0.2s ease, color 0.2s ease;
        }

        .faq-item[open] summary::after {
            content: "\f068";
            background: var(--brand-primary);
            border-color: var(--brand-primary);
            color: #fff;
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 48px 24px 6px;
            color: var(--ink-2);
            font-size: 16px;
            line-height: 1.85;
        }

        .faq-answer p {
            margin-bottom: 12px;
        }

        .faq-answer p:last-child {
            margin-bottom: 0;
        }

        .faq-more {
            margin-top: 36px;
            text-align: center;
            color: var(--ink-2);
        }

        /* ========== 底部转化带 ========== */
        .cta-band {
            background: var(--brand-strong);
            color: #fff;
            position: relative;
            isolation: isolate;
            overflow: hidden;
            padding: 66px 0;
        }

        .cta-band::before {
            content: "";
            position: absolute;
            inset: 0;
            z-index: -1;
            opacity: 0.32;
            background: url("/assets/images/backpic/back-1.png") center left / cover no-repeat;
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
        }

        .cta-copy h2 {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 10px;
        }

        .cta-copy p {
            color: rgba(255, 255, 255, 0.76);
            max-width: 620px;
        }

        .cta-actions {
            display: flex;
            gap: 14px;
            flex: 0 0 auto;
        }

        /* ========== 移动端吸底条 ========== */
        .mobile-sticky-cta {
            display: none;
        }

        /* ========== 页脚 ========== */
        .footer-block {
            background: var(--brand-strong);
            color: rgba(255, 255, 255, 0.82);
        }

        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 64px 24px 30px;
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 44px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand-block p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            max-width: 400px;
            line-height: 1.85;
        }

        .footer-title {
            font-size: 16px;
            color: #fff;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .footer-nav-links,
        .footer-links {
            display: grid;
            gap: 10px;
        }

        .footer-links a,
        .footer-nav-links a {
            color: rgba(255, 255, 255, 0.68);
            font-size: 15px;
            transition: color 0.2s ease;
        }

        .footer-links a:hover,
        .footer-nav-links a:hover {
            color: #fff;
        }

        .footer-links i {
            width: 18px;
            color: rgba(255, 255, 255, 0.38);
            margin-right: 6px;
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            color: rgba(255, 255, 255, 0.4);
            font-size: 13px;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .section {
                padding: 80px 0;
            }

            .nav-inner {
                gap: 24px;
            }

            .nav-menu {
                gap: 22px;
            }

            .scope-list {
                gap: 8px 22px;
            }

            .directory-row {
                grid-template-columns: 70px 0.8fr 1.2fr;
            }

            .dir-link {
                display: none;
            }

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

            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 767px) {
            .section {
                padding: 60px 0;
            }

            .wrap {
                padding: 0 16px;
            }

            .nav-inner {
                height: 64px;
                padding: 0 16px;
            }

            .brand-text {
                font-size: 17px;
            }

            .brand-logo {
                width: 36px;
                height: 36px;
                font-size: 14px;
            }

            .mnav-btn-wrap .btn {
                padding: 0 14px;
            }

            .btn {
                min-height: 44px;
                padding: 0 20px;
                font-size: 15px;
            }

            .catalog-hero {
                padding: 84px 0 56px;
            }

            .catalog-hero h1 {
                font-size: 34px;
            }

            .hero-lead {
                font-size: 16px;
            }

            .scope-list {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .grid-align {
                grid-template-columns: 1fr;
                gap: 26px;
            }

            .figure-frame img {
                aspect-ratio: 4 / 3;
            }

            .directory-section .wrap {
                padding: 0;
            }

            .directory-row {
                grid-template-columns: 1fr;
                gap: 8px;
                padding: 24px 18px;
            }

            .dir-no {
                font-size: 15px;
            }

            .dir-title {
                font-size: 17px;
            }

            .process-grid {
                grid-template-columns: 1fr;
            }

            .head-row {
                margin-bottom: 30px;
            }

            .faq-answer {
                padding: 0 6px 24px 6px;
            }

            .cta-actions {
                flex-wrap: wrap;
            }

            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
                padding: 42px 16px 22px;
            }

            .footer-brand-block {
                grid-column: 1 / -1;
            }

            .footer-bottom {
                padding: 16px;
                flex-direction: column;
                gap: 8px;
            }
        }

        @media (max-width: 640px) {
            .nav-menu {
                display: none;
            }

            .mobile-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }

            .catalog-hero::after {
                font-size: 120px;
            }

            .scope-list {
                grid-template-columns: 1fr;
            }

            .mobile-sticky-cta {
                position: fixed;
                left: 0;
                right: 0;
                bottom: 0;
                z-index: 55;
                display: flex;
                align-items: center;
                justify-content: space-between;
                gap: 10px;
                padding: 10px 16px;
                background: #fff;
                box-shadow: 0 -4px 20px rgba(20, 58, 50, 0.14);
                border-top: 1px solid var(--line);
                border-radius: 14px 14px 0 0;
            }

            .mobile-sticky-cta p {
                font-size: 14px;
                font-weight: 700;
                color: var(--brand-strong);
                margin: 0;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }

            .mobile-sticky-cta .btn {
                min-height: 40px;
                padding: 0 18px;
                flex: 0 0 auto;
                font-size: 14px;
            }

            .mobile-sticky-cta .sticky-close-btn {
                border: 0;
                background: #EDEFE7;
                color: var(--ink-2);
                width: 32px;
                height: 32px;
                border-radius: 50%;
                cursor: pointer;
                font-size: 16px;
                flex: 0 0 auto;
            }

            body {
                padding-bottom: 0;
            }
        }

        @media (max-width: 480px) {
            .brand-text {
                font-size: 15px;
            }

            .brand-logo {
                width: 32px;
                height: 32px;
                border-radius: 9px;
                font-size: 13px;
            }

            .mnav-btn-wrap .btn span {
                display: none;
            }

            .catalog-hero h1 {
                font-size: 29px;
            }
        }