/* ============================================================
   zong design system — @site@ · Open Props 令牌 + 品牌变体
   一份样式统管：框架（头/脚）+ 全部内页（列表/详情/单页）
   ============================================================ */
:root{
  --stage:#0D1F2D;--stage2:#12293B;--ink:#25313B;--ink-soft:#5E6B76;
  --paper:#FAF8F6;--gold:#D08C60;--gold-deep:#B0693A;
  --line:rgba(13,31,45,.22);--line-soft:#E4DED2;
  --font-display:"Noto Serif SC","Songti SC",serif;
  --font-body:"PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;
  --rad:6px;--sh1:0 6px 24px rgba(10,23,18,.08);--sh2:0 18px 48px rgba(10,23,18,.16);
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-family:var(--font-body);font-size:15px;line-height:1.85;color:var(--ink);background:var(--paper)}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;margin:0;line-height:1.35}
p{margin:0 0 14px}
.wrap{max-width:1200px;margin:0 auto;padding-left:28px;padding-right:28px}
.skip{position:fixed;top:-80px;left:10px;background:#fff;padding:10px 14px;z-index:200}
.skip:focus{top:10px}
.eyebrow{font-size:10.5px;letter-spacing:.32em;text-transform:uppercase;font-weight:700;
  color:@EYEBROW@;margin:0 0 12px}

/* ---- 框架：页头 ---- */
.utility{display:none}
.site-header{position:sticky;top:0;z-index:90;background:rgba(250,249,245,.93);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line-soft)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;
  min-height:72px;gap:22px}
.brand-line{display:flex;align-items:baseline;gap:10px;white-space:nowrap}
.brand-line strong{font-family:var(--font-display);font-size:21px;color:var(--stage);letter-spacing:.05em}
.brand-line small{font-size:9px;letter-spacing:.3em;color:#93A09A}
#main-nav{display:flex;gap:24px;font-size:13.5px;font-weight:600;flex-wrap:nowrap}
#main-nav a{padding:26px 0;border-bottom:2px solid transparent;transition:.2s}
#main-nav a:hover{color:var(--gold-deep);border-bottom-color:var(--gold)}
.nav-search{color:var(--ink-soft)}
.header-cta{background:var(--stage);color:#EDE6D8;padding:9px 18px;font-size:12.5px;
  letter-spacing:.08em;border-radius:2px;transition:.2s;white-space:nowrap}
.header-cta:hover{background:var(--gold-deep);color:#fff}
.menu-toggle{display:none;border:1px solid var(--line-soft);background:#fff;
  padding:7px 14px;font-size:12.5px;border-radius:2px}

/* ---- 内页页头带 ---- */
.breadcrumbs{padding:20px 0 0;font-size:11.5px;color:#9AA69E}
.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:6px 10px;list-style:none;margin:0;padding:0}
.list-hero-band{position:relative;background:var(--stage) center 42%/cover no-repeat;
  padding:58px 34px 40px;border-radius:4px;overflow:hidden;margin-top:14px}
.list-hero-band::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(13,31,45,.9) 22%,rgba(13,31,45,.45))}
.list-hero-band>*{position:relative;z-index:1}
.list-hero-band .eyebrow{color:var(--gold)}
.list-hero-band h1{color:#fff;font-size:clamp(28px,3vw,42px)}
.list-hero-band p{color:rgba(255,255,255,.78);max-width:660px;margin:14px 0 0;font-size:14.5px}

/* ---- 列表：图文行 ---- */
.section{padding:28px 0 60px}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}
.section-heading h2{font-size:clamp(22px,2.2vw,30px);color:var(--stage)}
.section-heading .eyebrow{margin-bottom:8px}
.text-link{color:var(--gold-deep);font-weight:700;font-size:13px;letter-spacing:.06em}
.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.guide-card{grid-template-columns:minmax(220px,320px) 1fr;padding:0;
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--rad);
  overflow:hidden;margin:0 0 20px;box-shadow:var(--sh1);transition:box-shadow .25s,transform .25s}
.guide-card:hover{box-shadow:var(--sh2);transform:translateY(-3px)}
.guide-card .gc-img{min-height:210px}
.guide-card .meta{padding:24px 30px 0}
.guide-card h3{padding:6px 30px 0}
.guide-card p{padding:10px 30px 0}
.guide-card .text-link{padding:0 30px 24px;margin-top:10px}
.guide-card .gc-img{overflow:hidden;background:rgba(0,0,0,.08)}
.guide-card .gc-img img{width:100%;height:100%;object-fit:cover;transition:transform 3.5s ease}
.guide-card:hover .gc-img img{transform:scale(1.045)}
.guide-card .meta{font-size:11px;letter-spacing:.14em;color:@EYEBROW@}
.guide-card h3{font-size:19px;line-height:1.55;margin:6px 0 0}
.guide-card h3 a{color:#0D1F2D}
.guide-card p{font-size:14px;color:#5E6B76;margin:10px 0 0}
.guide-card .text-link{display:inline-block;margin-top:12px}
.pagination{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;padding:10px 0 0}
.pagination a,.pagination span{padding:7px 14px;border:1px solid var(--line);
  color:var(--ink-soft);font-size:13px;border-radius:2px}
.pagination .page-num-current{background:var(--gold);border-color:var(--gold);color:var(--stage)}

/* ---- 详情 ---- */
.article-detail{max-width:880px;margin:0 auto;padding:34px 0 8px}
.article-detail h1{font-size:clamp(26px,2.8vw,38px);color:var(--stage);line-height:1.4}
.article-detail>header{margin-bottom:30px}
.article-detail .meta{font-size:12px;letter-spacing:.14em;color:var(--ink-soft)}
.rich-text{font-size:15.5px;line-height:2.05;color:#33424E;min-width:0}
.rich-text h3{font-size:21px;color:var(--stage);margin:36px 0 14px;padding-left:14px;
  border-left:3px solid var(--gold)}
.rich-text img{border-radius:var(--rad);margin:8px 0}
.rich-text figure{margin:26px 0}
.rich-text ul{list-style:none;padding:0;margin:0 0 16px}
.rich-text li{padding:10px 0 10px 26px;border-bottom:1px dashed var(--line-soft);position:relative}
.rich-text li b{color:var(--stage)}
.article-neighbors{border-top:1px solid var(--line-soft);margin-top:44px;padding-top:22px;
  display:grid;gap:10px;font-size:13px;color:var(--ink-soft)}

/* ---- 单页（关于/联系/FAQ） ---- */
.page-body{max-width:880px;margin:0 auto;padding:10px 0 30px}

/* ---- 咨询面板 ---- */
.contact-panel,.consult-band .card{background:linear-gradient(120deg,var(--stage),var(--stage2));
  color:#fff;padding:42px 44px;border-radius:var(--rad)}
.contact-panel .eyebrow,.consult-band .eyebrow{color:var(--gold)}
.contact-panel h2,.consult-band h2{color:#fff;font-size:clamp(22px,2.4vw,32px)}
.contact-panel p,.consult-band p{color:rgba(255,255,255,.82);max-width:640px}
.button,.btn-gold{display:inline-flex;align-items:center;background:var(--gold);color:var(--stage);
  border:1px solid var(--gold);padding:12px 26px;border-radius:2px;font-weight:700;
  font-size:13.5px;letter-spacing:.08em;transition:.2s;cursor:pointer}
.button:hover,.btn-gold:hover{background:var(--gold);filter:brightness(1.08)}
.button.secondary,.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff}

/* ---- 页脚 ---- */
.site-footer{background:#07110C;color:#93A89B;margin-top:72px}
.site-footer .wrap{padding-top:52px;padding-bottom:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:44px;padding-bottom:40px}
.footer-title{font-family:var(--font-display);color:#fff;font-size:20px}
.site-footer h2{font-size:13px;color:var(--gold);letter-spacing:.16em}
.site-footer p,.footer-links a{font-size:13px;color:#93A89B;line-height:2.1}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links a:hover{color:var(--gold)}
.footer-coords{font-family:ui-monospace,monospace;font-size:11px;letter-spacing:.2em;color:var(--gold)}
.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.1);
  padding:16px 0 22px;font-size:11px;color:#6E8177}
.mobile-contact{display:none}


.rich-text li::before{content:"◆";position:absolute;left:0;color:var(--gold-deep);font-size:11px}


/* ---- 响应式 ---- */
@media(max-width:960px){
  .guide-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  #main-nav{display:none}
  #main-nav.is-open{display:flex;flex-direction:column;position:absolute;top:72px;left:0;right:0;
    background:var(--paper);padding:12px 28px 18px;border-bottom:1px solid var(--line-soft);z-index:95}
  #main-nav.is-open a{padding:12px 0;border:0}
  .menu-toggle{display:block}
  .wrap{padding-left:20px;padding-right:20px}
  .list-hero-band{padding:44px 22px 32px}
}
@media(max-width:600px){.wrap{padding-left:16px;padding-right:16px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

.lc-intro{background:#F3EEE4;border-bottom:2px solid #0D1F2D;padding:32px 0}
.lc-intro-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:40px;align-items:center}
.lc-lead{color:#33424E;font-size:14.5px;line-height:2;margin:0}
.lc-facts{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.lc-fact b{font-family:var(--font-display);font-size:24px;color:#B0693A;display:block;line-height:1.1}
.lc-fact span{font-size:11px;letter-spacing:.1em;color:#8B968F}
.lc-adv{max-width:1200px;margin:6px auto 34px;padding:26px 30px;background:#fff;
  border:1px solid #0D1F2D;box-shadow:6px 6px 0 rgba(13,31,45,.9);border-radius:2px}
.lc-adv p{color:#5E6B76;font-size:13.5px;margin:0 0 10px;line-height:2}
.lc-adv-btn{color:#0D1F2D;font-size:13px;font-weight:700;border-bottom:2px solid #D08C60;padding-bottom:3px}