:root{--ink:#1e1a17;--cream:#f7f3ee;--paper:#fffdfa;--line:#ded4c8;--gold:#9b714c;--muted:#726962;--dark:#29221d}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:Manrope,Arial,sans-serif}a{color:inherit;text-decoration:none}img{max-width:100%}.wrap{width:min(1240px,calc(100% - 56px));margin:auto}.eyebrow{margin:0 0 14px;color:var(--gold);font:500 10px/1.3 "DM Mono",monospace;letter-spacing:.16em;text-transform:uppercase}.utility{min-height:34px;background:#eee6dd;border-bottom:1px solid var(--line);display:flex;align-items:center}.utility .wrap{display:flex;justify-content:space-between;color:#685b51;font-size:9px}.nav{min-height:78px;position:sticky;top:0;z-index:20;display:flex;align-items:center;background:rgba(255,253,250,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{font:600 22px/1 "Playfair Display",serif;letter-spacing:.09em;white-space:nowrap}.brand small{display:block;margin-top:5px;color:var(--gold);font:500 7px/1 "DM Mono",monospace;letter-spacing:.2em;text-align:center}.links{display:flex;align-items:center;gap:23px;color:#4e4540;font-size:10px}.links a:hover,.links a[aria-current="page"]{color:var(--gold)}.button{min-height:43px;padding:0 20px;display:inline-flex;align-items:center;justify-content:center;gap:10px;border:1px solid var(--ink);font-size:10px;font-weight:700}.button--dark{color:#fff;background:var(--dark);border-color:var(--dark)}.button--light{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.55);color:#fff}.breadcrumb{padding:16px 0;border-bottom:1px solid var(--line);color:#81766d;font-size:9px}.breadcrumb ol{display:flex;gap:10px;margin:0;padding:0;list-style:none}.breadcrumb li+li::before{content:"/";margin-right:10px;color:#b5a89c}.page-hero{min-height:650px;position:relative;display:flex;align-items:center;overflow:hidden;background:var(--dark);color:#fff}.page-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,14,11,.9),rgba(18,14,11,.58) 38%,rgba(18,14,11,.08) 76%)}.page-hero .wrap{position:relative;z-index:2}.page-hero-copy{max-width:650px}.page-hero .eyebrow{color:#dfb888}.page-hero h1{max-width:700px;margin:0 0 24px;font:500 clamp(52px,6vw,88px)/.94 "Playfair Display",serif;letter-spacing:-.05em}.page-hero p{max-width:580px;margin:0;color:rgba(255,255,255,.76);font-size:14px;line-height:1.85}.page-hero-actions{display:flex;flex-wrap:wrap;gap:11px;margin-top:28px}.intro{padding:94px 0;background:var(--cream)}.intro-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:80px}.intro h2,.section-head h2,.cta h2{margin:0;font:500 clamp(38px,4vw,58px)/1.02 "Playfair Display",serif;letter-spacing:-.035em}.intro-copy{font-size:15px;line-height:1.9;color:#554d47}.answer{padding:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:15px;line-height:1.85;color:#4f4741}.section{padding:94px 0}.section--dark{color:#fff;background:var(--dark)}.section--soft{background:#f3eee8}.section-head{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:42px}.section-head>p{max-width:410px;margin:0;color:var(--muted);font-size:12px;line-height:1.8}.section--dark .section-head>p{color:#cfc5bc}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.card{min-height:255px;padding:29px;border:1px solid var(--line);background:var(--paper)}.section--dark .card{border-color:rgba(255,255,255,.18);background:rgba(255,255,255,.035)}.card span{color:var(--gold);font:500 9px/1 "DM Mono",monospace;letter-spacing:.12em}.card h3{margin:35px 0 12px;font:500 27px/1.05 "Playfair Display",serif}.card p{margin:0;color:var(--muted);font-size:11px;line-height:1.75}.section--dark .card p{color:#cfc5bc}.timeline{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.timeline article{min-height:220px;padding:27px 22px;border-right:1px solid var(--line)}.timeline article:last-child{border-right:0}.timeline strong{display:block;margin:32px 0 11px;font:500 22px/1.08 "Playfair Display",serif}.timeline p{margin:0;color:var(--muted);font-size:10px;line-height:1.7}.comparison{width:100%;border-collapse:collapse;background:var(--paper)}.comparison th,.comparison td{padding:20px 18px;border:1px solid var(--line);text-align:left;vertical-align:top}.comparison th{color:var(--gold);font:500 9px/1.3 "DM Mono",monospace;letter-spacing:.11em;text-transform:uppercase}.comparison td{font-size:11px;line-height:1.7;color:#5e554e}.comparison td:first-child{color:var(--ink);font:500 19px/1.2 "Playfair Display",serif}.faq{border-top:1px solid var(--line)}.faq details{padding:21px 0;border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;font:500 23px/1.2 "Playfair Display",serif}.faq summary::after{content:"+";color:var(--gold);font-family:Manrope}.faq details[open] summary::after{content:"−"}.faq p{max-width:800px;margin:14px 40px 0 0;color:var(--muted);font-size:11px;line-height:1.8}.quote{padding:35px;border-left:2px solid var(--gold);background:#eee6dd}.quote p{margin:0 0 15px;font:500 27px/1.25 "Playfair Display",serif}.quote span{color:var(--muted);font-size:10px}.guide-meta{margin-bottom:30px;color:var(--muted);font:500 9px/1 "DM Mono",monospace;letter-spacing:.1em}.prose{max-width:850px}.prose h2{margin:55px 0 15px;font:500 38px/1.05 "Playfair Display",serif}.prose h3{margin:30px 0 10px;font:500 25px/1.12 "Playfair Display",serif}.prose p,.prose li{color:#584f49;font-size:13px;line-height:1.9}.prose li+li{margin-top:8px}.lead-form{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.field{display:grid;gap:8px}.field--wide{grid-column:1/-1}.field label{font-size:10px;font-weight:700}.field input,.field select,.field textarea{width:100%;padding:14px 15px;border:1px solid var(--line);background:#fff;font:inherit}.field textarea{min-height:150px;resize:vertical}.form-note{grid-column:1/-1;color:var(--muted);font-size:9px;line-height:1.6}.cta{padding:75px 0;background:#ddd0c2}.cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:40px}.cta p{max-width:520px;color:#5e554e;font-size:12px;line-height:1.8}.footer{padding:50px 0 24px;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr 1fr;gap:30px}.footer h4{margin:0 0 15px;color:#77695e;font:500 9px/1 "DM Mono",monospace;letter-spacing:.12em;text-transform:uppercase}.footer p,.footer a{color:var(--muted);font-size:10px;line-height:1.9}.footer-list{display:grid}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:35px;padding-top:17px;border-top:1px solid var(--line);color:#91857b;font-size:9px}
@media(max-width:960px){.links{display:none}.page-hero{min-height:590px}.intro-grid{grid-template-columns:1fr;gap:36px}.cards{grid-template-columns:1fr 1fr}.timeline{grid-template-columns:1fr 1fr}.timeline article:nth-child(2){border-right:0}.timeline article:nth-child(-n+2){border-bottom:1px solid var(--line)}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.wrap{width:calc(100% - 34px)}.utility .wrap{justify-content:center}.utility .wrap span:last-child{display:none}.nav{min-height:66px}.brand{font-size:18px}.nav .button{padding:0 11px;font-size:8px}.page-hero{min-height:610px;align-items:end;padding-bottom:68px}.page-hero::after{background:linear-gradient(180deg,rgba(18,14,11,.08),rgba(18,14,11,.9) 72%)}.page-hero h1{font-size:47px}.page-hero p{font-size:12px}.intro,.section{padding:72px 0}.section-head{display:block}.section-head>p{margin-top:16px}.cards,.lead-form{grid-template-columns:1fr}.field--wide{grid-column:auto}.timeline{grid-template-columns:1fr}.timeline article,.timeline article:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.comparison{display:block;overflow-x:auto}.cta .wrap{display:block}.cta .button{margin-top:20px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}}

/* ── 图片优化（由 naju-img.js 补充）── */
img{max-width:100%;height:auto}
figure{overflow:hidden}
/* 内页页头图 */
.page-hero img{width:100%;height:100%;object-fit:cover;transition:opacity .5s ease}
/* 内页图片统一淡入 */
.section img,.intro img,.cards img,.timeline img{transition:opacity .5s ease,transform .45s ease;display:block;width:100%}
/* 图片加载错误占位 */
.naju-img-fallback{border-radius:inherit}
/* 内页骨架动画（与 naju-img.js 同步） */
@keyframes naju-shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.naju-shimmer{background:linear-gradient(90deg,var(--cream) 25%,var(--line) 50%,var(--cream) 75%);background-size:200% 100%;animation:naju-shimmer 1.5s ease infinite}

/* ── 性能与无障碍增强 ───────────────────────────── */

/* 字体加载前先用系统兜底栈，避免文字不可见（FOIT） */
body{font-family:Manrope,"Helvetica Neue",Arial,sans-serif}
h1,h2,h3,.brand,.faq summary,.timeline strong,.card h3,.quote p,.intro h2,.section-head h2,.cta h2{
  font-family:"Playfair Display",Georgia,"Times New Roman",serif}
.eyebrow,.card span,.guide-meta,.breadcrumb,th,.footer h4,.field label,.button,.nav .button{
  font-family:"DM Mono",ui-monospace,SFMono-Regular,Menlo,monospace}
/* 字体交换期间用 size-adjust 近似度量，压低 CLS */
@font-face{font-family:"Manrope Fallback";src:local("Arial");size-adjust:102%;ascent-override:96%}
@font-face{font-family:"Playfair Fallback";src:local("Georgia");size-adjust:108%;ascent-override:88%}

/* 页头图预留比例，加载完成前不塌陷 */
.page-hero{aspect-ratio:1728/968;min-height:min(650px,56vh)}
.page-hero img{aspect-ratio:1728/968}

/* 触控目标 ≥ 44px */
.breadcrumb a,.footer a,.footer-list a{display:inline-block;min-height:44px;line-height:44px}
.footer-list a{line-height:1.9;min-height:38px;padding:6px 0}
.faq summary{min-height:48px;cursor:pointer}

/* 汉堡按钮静态占位，消除 naju-nav.js 注入时的布局跳动 */
.nav-toggle{display:none}
@media(max-width:960px){
  .nav-toggle{display:flex;flex-direction:column;justify-content:space-between;
    width:36px;height:44px;padding:10px 2px;margin-left:auto;flex-shrink:0;
    background:none;border:none;cursor:pointer;z-index:60;position:relative}
  .nav-toggle .bar{display:block;width:100%;height:1.5px;background:var(--ink);transform-origin:center}
}

/* 移动端：内页页头图改用裁切而非拉伸，正文与表格可读性优先 */
@media(max-width:600px){
  .page-hero{aspect-ratio:auto;min-height:560px}
  .page-hero img{aspect-ratio:auto}
  .intro-copy,.section-head>p,.card p,.timeline p,.faq p{font-size:13px}
  .comparison th,.comparison td{padding:14px 12px}
  .field input,.field select,.field textarea{padding:15px 14px}
  /* iOS 聚焦输入框不再自动缩放页面 */
  .field input,.field select,.field textarea,.lead-form input,.lead-form select,.lead-form textarea{font-size:16px}
}

/* 悬浮联系坞的底部避让由 naju-inquiry.js 统一注入（含安全区），此处不重复声明以免级联冲突 */

/* 尊重降低动态效果偏好 */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .page-hero img,.section img,.intro img,.cards img,.timeline img{transition:none}
  .naju-shimmer{animation:none}
}

/* 打印样式：隐藏导航、页脚装饰与联系坞 */
@media print{
  .nav,.utility,.breadcrumb,.naju-dock,.naju-modal,.cta,.footer{display:none!important}
  body{padding-bottom:0;color:#000;background:#fff}
  .prose p,.prose li{font-size:12pt}
}