/* roulang page: index */
:root{
  --c-ink:#0B1210;
  --c-brand:#0F3B32;
  --c-brand-2:#145246;
  --c-accent:#C9F24D;
  --c-accent-deep:#B4DE38;
  --c-sand:#E7DFD1;
  --c-stone:#7C8B85;
  --c-paper:#F6F3ED;
  --c-card:#FFFFFF;
  --c-line:#E3DED3;
  --c-text:#141A18;
  --c-muted:#5C6763;
  --c-alert:#D2653A;
  --r-card:16px;
  --r-img:14px;
  --r-btn:999px;
  --r-sm:12px;
  --r-lg:28px;
  --sh-1:0 1px 2px rgba(11,18,16,.06), 0 12px 32px rgba(11,18,16,.08);
  --sh-2:0 2px 6px rgba(11,18,16,.09), 0 22px 48px rgba(11,18,16,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding-top:104px;
  background:var(--c-paper);
  color:var(--c-text);
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--c-brand);text-decoration:none;}
a:hover{color:var(--c-brand-2);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:600;color:var(--c-text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
figure,blockquote,figcaption{margin:0;}
input,textarea,select{font-family:inherit;font-size:16px;}
:focus-visible{outline:2px solid var(--c-accent-deep);outline-offset:2px;border-radius:6px;}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.16em;font-weight:600;color:var(--c-stone);text-transform:uppercase;margin-bottom:14px;}
.section-eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--c-accent);}
.section-title{font-size:clamp(26px,3.4vw,40px);line-height:1.2;letter-spacing:-.01em;font-weight:600;}
.section-desc{margin-top:14px;color:var(--c-muted);font-size:16px;max-width:660px;line-height:1.85;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--c-brand);position:relative;padding-bottom:3px;}
.text-link::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--c-accent);transition:right .2s var(--ease);}
.text-link:hover::after{right:0;}
.text-link span{transition:transform .2s var(--ease);}
.text-link:hover span{transform:translateX(4px);}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);font-size:15px;font-weight:600;line-height:1;padding:16px 30px;border:1px solid transparent;cursor:pointer;transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);white-space:nowrap;}
.btn-primary{background:var(--c-accent);color:var(--c-ink);}
.btn-primary:hover{background:var(--c-accent-deep);color:var(--c-ink);transform:translateY(-2px);box-shadow:0 12px 26px rgba(201,242,77,.35);}
.btn-dark{background:var(--c-brand);color:#F6F3ED;}
.btn-dark:hover{background:var(--c-brand-2);color:#F6F3ED;transform:translateY(-2px);box-shadow:0 12px 26px rgba(15,59,50,.28);}
.btn-ghost{background:transparent;color:var(--c-brand);border-color:var(--c-line);}
.btn-ghost:hover{background:#fff;border-color:var(--c-brand);color:var(--c-brand);transform:translateY(-2px);}
.btn-ghost-light{background:transparent;color:#F6F3ED;border-color:rgba(246,243,237,.5);}
.btn-ghost-light:hover{background:rgba(246,243,237,.12);border-color:#F6F3ED;color:#F6F3ED;}
.btn-sm{padding:12px 22px;font-size:14px;}
.btn-block{width:100%;}

/* 徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;background:var(--c-sand);color:var(--c-brand);font-size:12.5px;font-weight:600;letter-spacing:.02em;}
.badge-solid{background:var(--c-brand);color:#F6F3ED;}
.badge-accent{background:var(--c-accent);color:var(--c-ink);}

/* 浮动 Dock 导航 */
.site-dock{position:fixed;top:16px;left:0;right:0;z-index:90;padding:0 16px;}
.dock-inner{max-width:1120px;margin:0 auto;height:64px;display:flex;align-items:center;gap:20px;padding:0 12px 0 22px;border-radius:999px;background:rgba(246,243,237,.82);border:1px solid var(--c-line);box-shadow:var(--sh-1);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:height .28s var(--ease),background .28s var(--ease),box-shadow .28s var(--ease);}
.site-dock.is-scrolled .dock-inner{height:56px;background:rgba(246,243,237,.95);box-shadow:var(--sh-2);}
.dock-logo{display:flex;align-items:baseline;gap:8px;color:var(--c-brand);white-space:nowrap;flex-shrink:0;}
.dock-logo:hover{color:var(--c-brand);}
.logo-main{font-size:19px;font-weight:700;letter-spacing:.01em;line-height:1;}
.logo-sub{font-size:9.5px;font-weight:600;letter-spacing:.24em;color:var(--c-stone);line-height:1;}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.dock-link{position:relative;display:inline-flex;align-items:center;height:40px;padding:0 15px;border-radius:999px;color:var(--c-muted);font-size:15px;font-weight:500;transition:color .2s var(--ease),background .2s var(--ease);}
.dock-link:hover{color:var(--c-brand);background:rgba(15,59,50,.06);}
.dock-link.is-active{color:var(--c-brand);font-weight:600;}
.dock-link.is-active::after{content:"";position:absolute;left:15px;right:15px;bottom:5px;height:3px;border-radius:3px;background:var(--c-accent);}
.dock-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.dock-search{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:999px;border:1px solid transparent;background:transparent;color:var(--c-stone);cursor:pointer;transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);}
.dock-search:hover{background:rgba(15,59,50,.07);color:var(--c-brand);border-color:var(--c-line);}
.dock-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:999px;border:1px solid var(--c-line);background:#fff;color:var(--c-brand);cursor:pointer;}
.dock-toggle span{display:block;width:16px;height:2px;background:currentColor;border-radius:2px;position:relative;transition:transform .2s var(--ease);}
.dock-toggle span::before,.dock-toggle span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:currentColor;border-radius:2px;transition:transform .24s var(--ease),top .24s var(--ease);}
.dock-toggle span::before{top:-5px;}
.dock-toggle span::after{top:5px;}
.dock-toggle[aria-expanded="true"] span{background:transparent;}
.dock-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg);}
.dock-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg);}
.dock-panel{display:none;position:fixed;top:92px;left:16px;right:16px;z-index:89;background:var(--c-paper);border:1px solid var(--c-line);border-radius:22px;box-shadow:var(--sh-2);padding:14px;}
.dock-panel.is-open{display:block;animation:panelIn .24s var(--ease) both;}
.dock-panel a{display:block;padding:16px 14px;font-size:18px;font-weight:600;color:var(--c-brand);border-radius:14px;transition:background .2s var(--ease);}
.dock-panel a:hover{background:rgba(15,59,50,.06);}
.dock-panel .panel-cta{margin-top:10px;}
.dock-panel .panel-cta a{background:var(--c-accent);color:var(--c-ink);text-align:center;font-size:16px;}
.dock-panel .panel-cta a:hover{background:var(--c-accent-deep);}
@keyframes panelIn{from{opacity:0;transform:translateY(-8px);}to{opacity:1;transform:translateY(0);}}

/* 倒计时条 */
.count-bar{background:var(--c-brand);color:#F6F3ED;}
.count-inner{max-width:1200px;margin:0 auto;padding:12px 24px;display:flex;align-items:center;gap:24px;justify-content:space-between;flex-wrap:wrap;}
.count-name{display:inline-flex;align-items:center;gap:10px;font-size:15px;font-weight:600;}
.count-name em{font-style:normal;display:inline-flex;align-items:center;padding:3px 9px;border-radius:999px;background:var(--c-accent);color:var(--c-ink);font-size:12px;font-weight:700;letter-spacing:.04em;}
.count-clock{display:flex;align-items:center;gap:10px;}
.count-unit{display:flex;align-items:baseline;gap:4px;}
.count-unit b{font-size:20px;font-weight:700;color:var(--c-accent);font-variant-numeric:tabular-nums;letter-spacing:.02em;min-width:26px;text-align:center;display:inline-block;}
.count-unit i{font-style:normal;font-size:12.5px;color:rgba(246,243,237,.72);}

/* Hero */
.hero-wrap{padding:28px 0 0;}
.hero-band{position:relative;overflow:hidden;border-radius:var(--r-lg);padding:58px 52px 46px;color:#F6F3ED;
  background-image:linear-gradient(102deg,rgba(11,18,16,.93) 0%,rgba(15,59,50,.86) 46%,rgba(15,59,50,.42) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center right;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(201,242,77,.16);color:var(--c-accent);font-size:13px;font-weight:600;letter-spacing:.08em;}
.hero-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);}
.hero-band h1{margin-top:22px;font-size:clamp(34px,5vw,64px);line-height:1.1;letter-spacing:-.02em;font-weight:600;color:#F6F3ED;}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.85;color:rgba(246,243,237,.82);max-width:540px;}
.hero-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-note{margin-top:16px;font-size:13.5px;color:rgba(246,243,237,.6);letter-spacing:.02em;}
.hero-visual{position:relative;border-radius:22px;overflow:hidden;aspect-ratio:4/3;box-shadow:0 30px 60px rgba(11,18,16,.4);}
.hero-visual img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.hero-visual:hover img{transform:scale(1.03);}
.hero-visual figcaption{position:absolute;left:16px;bottom:16px;right:16px;padding:12px 16px;border-radius:14px;background:rgba(11,18,16,.62);backdrop-filter:blur(6px);font-size:13.5px;color:rgba(246,243,237,.92);}
.hero-stats{margin-top:44px;padding-top:28px;border-top:1px solid rgba(246,243,237,.18);display:flex;flex-wrap:wrap;gap:0;}
.hero-stat{flex:1 1 0;min-width:150px;padding-right:28px;position:relative;}
.hero-stat + .hero-stat{padding-left:28px;border-left:1px solid rgba(246,243,237,.18);}
.hero-stat b{display:block;font-size:clamp(26px,3vw,38px);font-weight:700;color:var(--c-accent);font-variant-numeric:tabular-nums;line-height:1.1;}
.hero-stat span{display:block;margin-top:6px;font-size:13.5px;color:rgba(246,243,237,.7);}

/* 卖点：左标题 + 右编号列表 */
.features-grid{display:grid;grid-template-columns:4fr 7fr;gap:56px;align-items:start;}
.features-sticky{position:sticky;top:120px;}
.feature-list{border-top:1px solid var(--c-line);}
.feature-item{display:flex;gap:26px;padding:30px 0;border-bottom:1px solid var(--c-line);transition:padding-left .28s var(--ease);}
.feature-item:hover{padding-left:8px;}
.feature-num{flex-shrink:0;width:64px;font-size:26px;font-weight:700;line-height:1.3;color:transparent;-webkit-text-stroke:1.4px var(--c-stone);font-variant-numeric:tabular-nums;transition:color .28s var(--ease),-webkit-text-stroke-color .28s var(--ease);}
.feature-item:hover .feature-num{color:var(--c-accent);-webkit-text-stroke-color:var(--c-accent);}
.feature-body h3{font-size:20px;line-height:1.4;margin-bottom:8px;}
.feature-body p{color:var(--c-muted);font-size:15.5px;line-height:1.8;}

/* 图墙 */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:196px;gap:16px;}
.gallery-item{position:relative;overflow:hidden;border-radius:var(--r-img);background:var(--c-sand);}
.gallery-item:nth-child(1){grid-column:span 2;grid-row:span 2;}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.gallery-item:hover img{transform:scale(1.04);}
.gallery-tag{position:absolute;top:14px;right:14px;padding:5px 12px;border-radius:999px;background:rgba(246,243,237,.92);color:var(--c-brand);font-size:12.5px;font-weight:600;}
.gallery-info{position:absolute;left:0;right:0;bottom:0;padding:22px 20px 18px;color:#F6F3ED;background:linear-gradient(180deg,rgba(11,18,16,0),rgba(11,18,16,.82));transform:translateY(8px);opacity:.92;transition:transform .36s var(--ease),opacity .36s var(--ease);}
.gallery-item:hover .gallery-info{transform:translateY(0);opacity:1;}
.gallery-info h3{color:#F6F3ED;font-size:18px;line-height:1.4;}
.gallery-info p{font-size:13.5px;color:rgba(246,243,237,.78);margin-top:4px;}

/* 最新信息 */
.news-layout{display:grid;grid-template-columns:1fr;gap:16px;}
.news-card{display:grid;grid-template-columns:260px 1fr;gap:26px;align-items:stretch;background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .3s var(--ease),box-shadow .3s var(--ease);}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.news-thumb{position:relative;overflow:hidden;background:var(--c-sand);min-height:180px;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .36s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-body{padding:24px 26px 24px 0;display:flex;flex-direction:column;gap:10px;}
.news-body h3{font-size:20px;line-height:1.45;}
.news-body p{color:var(--c-muted);font-size:15px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13.5px;color:var(--c-stone);font-variant-numeric:tabular-nums;}
.news-meta .arrow{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:999px;border:1px solid var(--c-line);color:var(--c-brand);transition:background .24s var(--ease),transform .24s var(--ease),color .24s var(--ease);}
.news-card:hover .news-meta .arrow{background:var(--c-accent);color:var(--c-ink);transform:translateX(4px);border-color:var(--c-accent);}
.empty-state{border:2px dashed var(--c-line);border-radius:var(--r-card);padding:56px 24px;text-align:center;color:var(--c-stone);background:rgba(255,255,255,.5);}
.empty-state svg{margin:0 auto 16px;display:block;color:var(--c-stone);}
.empty-state p{font-size:15px;}

/* 口碑 */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.quote-card{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);padding:28px 26px;box-shadow:var(--sh-1);transition:transform .3s var(--ease),box-shadow .3s var(--ease);}
.quote-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.quote-card blockquote{font-size:15.5px;line-height:1.85;color:var(--c-text);}
.quote-card figcaption{margin-top:20px;padding-top:18px;border-top:1px solid var(--c-line);display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--c-stone);}
.avatar{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:999px;background:var(--c-brand);color:var(--c-accent);font-size:15px;font-weight:600;flex-shrink:0;}

/* CTA 横幅 */
.cta-band{background:var(--c-brand);border-radius:var(--r-lg);padding:56px 52px;color:#F6F3ED;display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center;position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;background:rgba(201,242,77,.1);}
.cta-band h2{color:#F6F3ED;font-size:clamp(24px,3vw,36px);line-height:1.25;}
.cta-band p{margin-top:16px;color:rgba(246,243,237,.78);font-size:16px;line-height:1.85;max-width:460px;}
.cta-form{position:relative;z-index:1;background:rgba(246,243,237,.07);border:1px solid rgba(246,243,237,.16);border-radius:20px;padding:26px;display:grid;gap:14px;}
.field label{display:block;font-size:13.5px;color:rgba(246,243,237,.72);margin-bottom:8px;letter-spacing:.02em;}
.field input{width:100%;padding:14px 16px;border-radius:var(--r-sm);border:1px solid rgba(246,243,237,.28);background:#fff;color:var(--c-text);transition:border-color .2s var(--ease),box-shadow .2s var(--ease);}
.field input::placeholder{color:#9AA5A0;}
.field input:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(201,242,77,.28);}
.field.is-error input{border-color:var(--c-alert);box-shadow:0 0 0 3px rgba(210,101,58,.2);}
.field-tip{font-size:13px;color:rgba(246,243,237,.55);}
.field.is-error .field-tip{color:#F0A98C;}
.form-msg{font-size:13.5px;color:var(--c-accent);min-height:20px;}

/* FAQ */
.faq-list{border-top:1px solid var(--c-line);}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:26px 0;background:transparent;border:0;cursor:pointer;text-align:left;font-size:18px;font-weight:600;color:var(--c-text);line-height:1.5;transition:color .2s var(--ease);}
.faq-q:hover{color:var(--c-brand);}
.faq-icon{flex-shrink:0;position:relative;width:34px;height:34px;border-radius:999px;border:1px solid var(--c-line);transition:background .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease);}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;width:14px;height:2px;border-radius:2px;background:var(--c-brand);transform:translate(-50%,-50%);transition:transform .24s var(--ease),background .24s var(--ease);}
.faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);}
.faq-item.is-open .faq-icon{background:var(--c-accent);border-color:var(--c-accent);transform:rotate(45deg);}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:var(--c-ink);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease);}
.faq-a p{padding:0 60px 24px 0;font-size:15px;line-height:1.85;color:var(--c-muted);}

/* 页脚 */
.site-footer{background:var(--c-ink);color:rgba(246,243,237,.72);margin-top:0;padding:64px 0 28px;}
.footer-brand{font-size:clamp(24px,3.4vw,38px);font-weight:600;color:#F6F3ED;letter-spacing:-.01em;padding-bottom:32px;border-bottom:1px solid rgba(246,243,237,.12);}
.footer-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;padding:44px 0;}
.footer-col h4{font-size:14px;font-weight:600;color:#F6F3ED;margin-bottom:16px;letter-spacing:.06em;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:rgba(246,243,237,.66);transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--c-accent);}
.footer-bottom{border-top:1px solid rgba(246,243,237,.12);padding-top:24px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13.5px;color:rgba(246,243,237,.5);}
.to-top{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:999px;border:1px solid rgba(246,243,237,.24);color:rgba(246,243,237,.8);font-size:13.5px;background:transparent;cursor:pointer;transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);}
.to-top:hover{background:var(--c-accent);color:var(--c-ink);border-color:var(--c-accent);}

/* 入场动效 */
.reveal{opacity:0;transform:translateY(12px);animation:riseIn .5s var(--ease) forwards;}
.reveal.d1{animation-delay:.06s;}
.reveal.d2{animation-delay:.12s;}
.reveal.d3{animation-delay:.18s;}
.reveal.d4{animation-delay:.24s;}
@keyframes riseIn{to{opacity:1;transform:translateY(0);}}

/* 响应式 */
@media (max-width:1024px){
  .dock-nav{display:none;}
  .dock-toggle{display:inline-flex;}
  .features-grid{grid-template-columns:1fr;gap:32px;}
  .features-sticky{position:static;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-band{padding:44px 32px 36px;}
  .cta-band{grid-template-columns:1fr;gap:32px;padding:44px 32px;}
  .quote-grid{grid-template-columns:1fr 1fr;}
  .footer-cols{grid-template-columns:1fr 1fr;}
  .section{padding:72px 0;}
}
@media (max-width:768px){
  body{padding-top:92px;}
  .gallery-grid{grid-template-columns:1fr 1fr;grid-auto-rows:170px;}
  .gallery-item:nth-child(1){grid-column:span 2;grid-row:span 1;}
  .news-card{grid-template-columns:1fr;}
  .news-thumb{min-height:200px;aspect-ratio:16/9;}
  .news-body{padding:20px 22px 22px;}
  .quote-grid{grid-template-columns:1fr;}
  .hero-stats{gap:0;flex-direction:column;}
  .hero-stat{padding:0 0 18px;border-bottom:1px solid rgba(246,243,237,.14);}
  .hero-stat + .hero-stat{padding-left:0;border-left:0;padding-top:18px;}
  .hero-stat:last-child{border-bottom:0;padding-bottom:0;}
  .faq-a p{padding-right:0;}
}
@media (max-width:640px){
  body{font-size:16px;padding-top:88px;}
  .wrap{padding:0 20px;}
  .site-dock{padding:0 12px;}
  .dock-inner{padding:0 10px 0 16px;gap:10px;}
  .logo-main{font-size:17px;}
  .logo-sub{font-size:8.5px;letter-spacing:.16em;}
  .dock-actions .btn{display:none;}
  .count-inner{padding:12px 20px;gap:12px;}
  .count-clock{gap:8px;}
  .count-unit b{font-size:16px;min-width:20px;}
  .section{padding:56px 0;}
  .hero-band{padding:34px 22px 30px;border-radius:22px;}
  .hero-band h1{font-size:32px;}
  .hero-actions .btn{width:100%;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .feature-item{gap:16px;padding:24px 0;}
  .feature-num{width:46px;font-size:20px;}
  .gallery-grid{grid-template-columns:1fr;grid-auto-rows:200px;}
  .gallery-item:nth-child(1){grid-column:span 1;}
  .cta-band{padding:34px 22px;border-radius:22px;}
  .cta-form{padding:20px;}
  .faq-q{font-size:16.5px;padding:20px 0;}
  .footer-cols{grid-template-columns:1fr;gap:26px;padding:34px 0;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --c-ink:#0B1210;
  --c-brand:#0F3B32;
  --c-brand-2:#145246;
  --c-accent:#C9F24D;
  --c-sand:#E7DFD1;
  --c-stone:#7C8B85;
  --c-paper:#F6F3ED;
  --c-card:#FFFFFF;
  --c-line:#E3DED3;
  --c-text:#141A18;
  --c-muted:#5C6763;
  --c-alert:#D2653A;
  --r-card:16px;
  --r-img:14px;
  --r-btn:12px;
  --shadow-1:0 1px 2px rgba(11,18,16,.06),0 12px 32px rgba(11,18,16,.08);
  --shadow-2:0 2px 4px rgba(11,18,16,.08),0 20px 44px rgba(11,18,16,.12);
  --sp-section:96px;
  --font-cn:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  font-weight:400;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-paper);
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;padding:0}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font-family:inherit;font-size:100%}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;border-radius:4px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ============ Dock Navigation ============ */
.site-dock{
  position:fixed;
  top:16px;
  left:50%;
  transform:translateX(-50%);
  width:calc(100% - 32px);
  max-width:1120px;
  z-index:120;
}
.dock-inner{
  display:flex;
  align-items:center;
  gap:18px;
  height:64px;
  padding:0 12px 0 20px;
  border-radius:999px;
  background:rgba(246,243,237,.82);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border:1px solid var(--c-line);
  box-shadow:var(--shadow-1);
  transition:height .28s var(--ease),background .28s var(--ease);
}
.site-dock.is-scrolled .dock-inner{height:56px;background:rgba(246,243,237,.95)}
.dock-logo{display:flex;flex-direction:column;justify-content:center;line-height:1.1;flex:0 0 auto}
.logo-main{font-size:21px;font-weight:700;letter-spacing:.01em;color:var(--c-ink)}
.logo-sub{font-size:10.5px;letter-spacing:.26em;color:var(--c-stone);margin-top:3px}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:8px;flex:1 1 auto}
.dock-link{
  position:relative;
  padding:9px 14px;
  font-size:15px;
  border-radius:999px;
  color:var(--c-muted);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.dock-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:5px;
  height:2px;
  background:var(--c-accent);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s var(--ease);
}
.dock-link:hover{color:var(--c-ink);background:rgba(231,223,209,.6)}
.dock-link:hover::after{transform:scaleX(1)}
.dock-link.is-active{color:var(--c-ink);font-weight:600}
.dock-link.is-active::after{transform:scaleX(1)}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.dock-search{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:999px;
  color:var(--c-muted);
  border:1px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.dock-search:hover{background:rgba(231,223,209,.7);color:var(--c-brand);border-color:var(--c-line)}
.dock-toggle{display:none;width:44px;height:44px;border-radius:999px;position:relative;border:1px solid var(--c-line)}
.dock-toggle span,.dock-toggle span::before,.dock-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--c-ink);border-radius:2px;
  transform:translateX(-50%);
}
.dock-toggle span{top:50%;margin-top:-1px}
.dock-toggle span::before{content:"";top:-6px;left:0;transform:none}
.dock-toggle span::after{content:"";top:6px;left:0;transform:none}
.dock-panel{
  display:none;
  position:absolute;
  top:74px;left:0;right:0;
  background:var(--c-paper);
  border:1px solid var(--c-line);
  border-radius:24px;
  box-shadow:var(--shadow-2);
  padding:14px;
}
.dock-panel a{
  display:block;
  padding:14px 16px;
  font-size:18px;
  font-weight:600;
  border-radius:14px;
  color:var(--c-ink);
}
.dock-panel a:hover,.dock-panel a:focus-visible{background:var(--c-sand)}
.dock-panel .panel-cta{margin-top:10px;padding-top:12px;border-top:1px solid var(--c-line)}
.dock-panel .panel-cta a{
  text-align:center;background:var(--c-brand);color:#F6F3ED;font-weight:600;
}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;
  border-radius:999px;
  font-size:15.5px;
  font-weight:600;
  line-height:1;
  border:1px solid transparent;
  transition:background .24s var(--ease),color .24s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.btn .arrow{transition:transform .24s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.btn-primary{background:var(--c-brand);color:#F6F3ED;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--c-brand-2)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--c-ink);border-color:var(--c-line)}
.btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand);background:rgba(231,223,209,.55)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-block{width:100%}

/* ============ Breadcrumb ============ */
.crumb-bar{
  padding-top:112px;
  padding-bottom:8px;
}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:14px;color:var(--c-stone);
}
.crumb a{color:var(--c-stone);transition:color .2s var(--ease)}
.crumb a:hover{color:var(--c-brand)}
.crumb .sep{width:1px;height:12px;background:var(--c-line)}
.crumb .current{color:var(--c-text);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ Article head ============ */
.article-head{padding:26px 0 34px}
.head-inner{max-width:860px;margin:0 auto}
.head-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-sand);
  color:var(--c-brand);
  border-radius:999px;
  padding:7px 16px;
  font-size:13px;
  letter-spacing:.04em;
  font-weight:600;
}
.head-tag i{width:6px;height:6px;border-radius:50%;background:var(--c-accent);display:inline-block}
.article-h1{
  font-size:clamp(30px,4.4vw,52px);
  line-height:1.16;
  letter-spacing:-.02em;
  font-weight:600;
  margin-top:18px;
  color:var(--c-ink);
}
.head-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:20px;
  font-size:13.5px;
  color:var(--c-muted);
  letter-spacing:.02em;
}
.head-meta span{display:inline-flex;align-items:center;gap:7px}
.head-meta .dot{width:1px;height:13px;background:var(--c-line)}

/* ============ Article layout ============ */
.article-shell{
  display:grid;
  grid-template-columns:minmax(0,800px) 260px;
  gap:56px;
  justify-content:center;
  padding-bottom:var(--sp-section);
  align-items:start;
}
.article-main{min-width:0}
.article-cover{
  border-radius:var(--r-img);
  overflow:hidden;
  background:var(--c-sand);
  aspect-ratio:16/9;
  margin-bottom:34px;
  box-shadow:var(--shadow-1);
}
.article-cover img{width:100%;height:100%;object-fit:cover}
.article-body{
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text);
}
.article-body > * + *{margin-top:20px}
.article-body p{margin:20px 0 0}
.article-body h2{
  position:relative;
  font-size:clamp(22px,2.6vw,30px);
  line-height:1.3;
  font-weight:600;
  color:var(--c-ink);
  margin-top:44px;
  padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:3px;background:var(--c-accent);
}
.article-body h3{
  font-size:20px;line-height:1.4;font-weight:600;color:var(--c-ink);margin-top:30px;
}
.article-body h4{font-size:17px;font-weight:600;margin-top:24px;color:var(--c-brand)}
.article-body a{color:var(--c-brand);border-bottom:1px solid rgba(15,59,50,.28);transition:border-color .2s var(--ease),color .2s var(--ease)}
.article-body a:hover{color:var(--c-brand-2);border-color:var(--c-accent)}
.article-body strong{font-weight:600;color:var(--c-ink)}
.article-body ul,.article-body ol{margin-top:18px;padding-left:2px}
.article-body li{position:relative;padding-left:20px;margin-top:10px;line-height:1.75}
.article-body ul > li::before{
  content:"";position:absolute;left:0;top:.68em;width:8px;height:8px;border-radius:2px;background:var(--c-accent);
}
.article-body ol{counter-reset:cmsli}
.article-body ol > li::before{
  counter-increment:cmsli;
  content:counter(cmsli);
  position:absolute;left:0;top:.42em;
  width:14px;height:14px;border-radius:4px;
  background:var(--c-sand);color:var(--c-brand);
  font-size:10.5px;font-weight:700;line-height:14px;text-align:center;
}
.article-body blockquote{
  margin:26px 0;
  background:var(--c-sand);
  border-left:3px solid var(--c-brand);
  border-radius:14px;
  padding:20px 24px;
  color:var(--c-brand);
  font-size:16px;
}
.article-body img{border-radius:var(--r-img);margin:26px auto;background:var(--c-sand)}
.article-body figure figcaption{font-size:13px;color:var(--c-stone);text-align:center;margin-top:10px}
.article-body table{
  width:100%;border-collapse:collapse;margin-top:24px;font-size:15px;
  border:1px solid var(--c-line);border-radius:14px;overflow:hidden;
}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:12px 14px;text-align:left}
.article-body th{background:var(--c-sand);font-weight:600;color:var(--c-ink)}
.article-body code{background:var(--c-sand);border-radius:6px;padding:2px 6px;font-size:14px}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:34px 0}

/* ============ Sidebar ============ */
.article-side{position:sticky;top:104px;display:flex;flex-direction:column;gap:18px}
.side-card{
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:22px;
  box-shadow:var(--shadow-1);
}
.side-card h3{font-size:15px;font-weight:600;color:var(--c-ink);margin-bottom:14px}
.side-card p{font-size:14px;color:var(--c-muted);line-height:1.8}
.side-list li + li{margin-top:12px;padding-top:12px;border-top:1px solid var(--c-line)}
.side-list a{font-size:14.5px;font-weight:600;color:var(--c-ink);display:flex;gap:8px;align-items:flex-start;transition:color .2s var(--ease)}
.side-list a:hover{color:var(--c-brand)}
.side-list span{font-size:12.5px;color:var(--c-stone);display:block;font-weight:400;margin-top:4px}
.side-index{font-size:13px;font-weight:700;color:var(--c-brand);background:var(--c-sand);border-radius:6px;padding:1px 7px;flex:0 0 auto}
.progress-track{
  position:fixed;right:10px;top:50%;transform:translateY(-50%);
  width:4px;height:170px;border-radius:999px;background:rgba(124,139,133,.22);z-index:90;
}
.progress-bar{width:100%;height:0;border-radius:999px;background:var(--c-brand);transition:height .12s linear}

/* ============ Empty ============ */
.article-empty{
  border:1px dashed var(--c-line);
  border-radius:var(--r-card);
  background:var(--c-card);
  padding:64px 28px;
  text-align:center;
}
.article-empty p{font-size:17px;color:var(--c-muted)}
.article-empty .btn{margin-top:22px}

/* ============ Tags / nav cards ============ */
.block-gap{margin-top:52px}
.block-title{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-bottom:20px;
}
.block-title h2{font-size:clamp(20px,2.2vw,26px);font-weight:600;color:var(--c-ink);letter-spacing:-.01em}
.block-title a{font-size:14px;color:var(--c-brand);border-bottom:1px solid transparent;transition:border-color .2s var(--ease)}
.block-title a:hover{border-color:var(--c-accent)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:44px;padding-top:26px;border-top:1px solid var(--c-line)}
.tag{
  display:inline-flex;align-items:center;
  padding:7px 15px;border-radius:999px;
  background:var(--c-card);border:1px solid var(--c-line);
  font-size:13.5px;color:var(--c-muted);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.tag:hover{border-color:var(--c-brand);color:var(--c-brand);background:rgba(231,223,209,.5)}

.pn-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.pn-card{
  display:block;background:var(--c-card);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:22px;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.pn-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(15,59,50,.28)}
.pn-label{font-size:12.5px;letter-spacing:.1em;color:var(--c-stone)}
.pn-card h3{font-size:16.5px;font-weight:600;color:var(--c-ink);margin-top:10px;line-height:1.5}
.pn-card p{font-size:13.5px;color:var(--c-muted);margin-top:8px}

.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rel-card{
  display:flex;flex-direction:column;
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.rel-thumb{aspect-ratio:4/3;background:var(--c-sand);overflow:hidden}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .36s var(--ease)}
.rel-card:hover .rel-thumb img{transform:scale(1.03)}
.rel-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1}
.rel-badge{
  align-self:flex-start;
  background:var(--c-sand);color:var(--c-brand);
  font-size:12px;font-weight:600;letter-spacing:.03em;
  border-radius:999px;padding:5px 12px;
}
.rel-body h3{font-size:16px;font-weight:600;line-height:1.5;color:var(--c-ink);margin-top:12px}
.rel-body p{font-size:13.5px;color:var(--c-muted);margin-top:8px;flex:1}
.rel-more{font-size:13.5px;color:var(--c-brand);margin-top:14px;display:inline-flex;align-items:center;gap:6px}
.rel-card:hover .rel-more .arrow{transform:translateX(4px)}
.rel-more .arrow{transition:transform .24s var(--ease)}

.back-row{margin-top:36px;display:flex;flex-wrap:wrap;gap:14px}

/* ============ CTA band ============ */
.cta-band{background:var(--c-brand);color:#F2EFE8}
.cta-inner{
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  padding:72px 0;
}
.cta-band h2{font-size:clamp(24px,3vw,36px);line-height:1.22;font-weight:600;color:#FBF9F4;letter-spacing:-.01em}
.cta-band p{margin-top:16px;font-size:15.5px;color:rgba(246,243,237,.78);line-height:1.85;max-width:46ch}
.cta-form{display:grid;gap:14px}
.cta-form .field{display:flex;flex-direction:column;gap:7px}
.cta-form label{font-size:13.5px;color:rgba(246,243,237,.82)}
.cta-form input{
  height:52px;border-radius:12px;border:1px solid rgba(246,243,237,.28);
  background:#FFFFFF;color:var(--c-text);padding:0 16px;font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cta-form input::placeholder{color:#9AA5A0}
.cta-form input:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 2px rgba(201,242,77,.45)}
.cta-form input.is-error{border-color:var(--c-alert);box-shadow:0 0 0 2px rgba(210,101,58,.28)}
.field-msg{font-size:13px;color:#F0B79E;display:none}
.field-msg.show{display:block}
.cta-form .btn-primary{background:var(--c-accent);color:var(--c-ink);box-shadow:none}
.cta-form .btn-primary:hover{background:#D8FA6E}
.cta-note{font-size:13px;color:rgba(246,243,237,.62)}

/* ============ Footer ============ */
.site-footer{background:var(--c-ink);color:#EDEAE3;padding:72px 0 32px}
.footer-brand{
  font-size:clamp(24px,3vw,36px);font-weight:600;letter-spacing:-.01em;
  padding-bottom:26px;margin-bottom:36px;border-bottom:1px solid rgba(237,234,227,.14);
}
.footer-cols{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px}
.footer-col h4{font-size:14px;font-weight:600;letter-spacing:.06em;color:#C9F24D;margin-bottom:16px}
.footer-col li{line-height:2}
.footer-col a{font-size:14px;color:rgba(237,234,227,.76);transition:color .2s var(--ease)}
.footer-col a:hover{color:#C9F24D}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(237,234,227,.14);
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(237,234,227,.6);
}
.to-top{
  border:1px solid rgba(237,234,227,.26);border-radius:999px;
  padding:9px 18px;font-size:13px;color:rgba(237,234,227,.85);
  transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.to-top:hover{background:rgba(201,242,77,.14);border-color:var(--c-accent);color:#C9F24D}

/* ============ Animation ============ */
.rise{opacity:0;transform:translateY(12px);animation:rise .48s var(--ease) forwards}
.rise:nth-child(2){animation-delay:.06s}
.rise:nth-child(3){animation-delay:.12s}
.rise:nth-child(4){animation-delay:.18s}
@keyframes rise{to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* ============ Responsive ============ */
@media (max-width:1024px){
  :root{--sp-section:72px}
  .dock-nav{display:none}
  .dock-toggle{display:inline-flex}
  .dock-actions .btn-primary{display:none}
  .dock-panel.is-open{display:block}
  .article-shell{grid-template-columns:minmax(0,1fr);gap:0}
  .article-side{display:none}
  .progress-track{display:none}
  .cta-inner{grid-template-columns:1fr;gap:32px;padding:60px 0}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-cols{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
}
@media (max-width:640px){
  :root{--sp-section:56px}
  .wrap{padding:0 20px}
  .logo-main{font-size:19px}
  .logo-sub{font-size:9.5px;letter-spacing:.2em}
  .site-dock{width:calc(100% - 24px);top:12px}
  .dock-inner{height:58px;padding:0 8px 0 16px;gap:10px}
  .site-dock.is-scrolled .dock-inner{height:54px}
  .crumb-bar{padding-top:96px}
  .crumb .current{white-space:normal;overflow:hidden;line-height:1.5}
  .article-shell{padding-bottom:var(--sp-section)}
  .pn-grid{grid-template-columns:1fr}
  .rel-grid{grid-template-columns:1fr;gap:18px}
  .btn{padding:13px 22px;font-size:15px;width:100%}
  .back-row .btn{width:auto;flex:1 1 45%}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .article-body{font-size:16px}
}

/* roulang page: category1 */
:root{
  --c-ink:#0B1210;
  --c-brand:#0F3B32;
  --c-brand-2:#145246;
  --c-accent:#C9F24D;
  --c-accent-d:#B4DE38;
  --c-sand:#E7DFD1;
  --c-stone:#7C8B85;
  --c-paper:#F6F3ED;
  --c-card:#FFFFFF;
  --c-line:#E3DED3;
  --c-text:#141A18;
  --c-muted:#5C6763;
  --c-alert:#D2653A;
  --r-card:16px;
  --r-img:14px;
  --r-btn:999px;
  --r-s:12px;
  --sp-section:96px;
  --wrap:1200px;
  --shadow-sm:0 1px 2px rgba(11,18,16,.06),0 12px 32px rgba(11,18,16,.08);
  --shadow-md:0 2px 4px rgba(11,18,16,.07),0 18px 44px rgba(11,18,16,.12);
  --shadow-dark:0 18px 44px rgba(4,10,8,.42);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding-top:104px;
  font-family:var(--font-cn);
  font-size:17px;
  font-weight:400;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-paper);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--c-accent);
  outline-offset:3px;
  border-radius:6px;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;padding:0}
ul,ol{list-style:none}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font-family:inherit;font-size:inherit}
::selection{background:var(--c-accent);color:var(--c-ink)}

/* ---------- 容器与排版 ---------- */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:var(--sp-section) 0}
.section-sand{background:var(--c-sand)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.14em;
  color:var(--c-brand);background:var(--c-sand);
  padding:6px 14px;border-radius:6px;
}
.section-head{max-width:760px}
.section-head h2{font-size:clamp(26px,3.4vw,40px);line-height:1.2;font-weight:600;letter-spacing:-.01em;margin:18px 0 16px}
.section-head p{color:var(--c-muted);font-size:16.5px}
.lead-lg{font-size:18px;line-height:1.9;color:var(--c-muted)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;line-height:1;white-space:nowrap;
  border:1px solid transparent;
  transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.btn svg{transition:transform .25s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn-primary{background:var(--c-accent);color:var(--c-ink);box-shadow:0 10px 26px rgba(201,242,77,.28)}
.btn-primary:hover{background:var(--c-accent-d);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-dark{background:var(--c-brand);color:var(--c-paper)}
.btn-dark:hover{background:var(--c-brand-2);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--c-paper);border-color:rgba(246,243,237,.45)}
.btn-ghost:hover{border-color:var(--c-accent);color:var(--c-accent)}
.btn-outline{background:transparent;color:var(--c-brand);border-color:var(--c-line)}
.btn-outline:hover{border-color:var(--c-brand);background:rgba(15,59,50,.05)}
.btn-sm{padding:11px 20px;font-size:15px}

/* ---------- 浮动 Dock 导航 ---------- */
.site-dock{position:fixed;top:16px;left:50%;transform:translateX(-50%);width:calc(100% - 32px);max-width:1120px;z-index:80}
.dock-inner{
  display:flex;align-items:center;gap:18px;
  height:64px;padding:0 14px 0 22px;
  border-radius:var(--r-btn);
  background:rgba(246,243,237,.86);
  border:1px solid var(--c-line);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  box-shadow:var(--shadow-sm);
  transition:height .28s var(--ease),background .28s var(--ease),box-shadow .28s var(--ease);
}
.site-dock.is-scrolled .dock-inner{height:56px;background:rgba(246,243,237,.96);box-shadow:var(--shadow-md)}
.dock-logo{display:flex;flex-direction:column;line-height:1.1;padding-right:14px;border-right:1px solid var(--c-line)}
.logo-main{font-size:20px;font-weight:600;letter-spacing:-.01em;color:var(--c-brand)}
.logo-sub{font-size:10px;letter-spacing:.22em;color:var(--c-stone);margin-top:3px}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.dock-link{
  position:relative;padding:9px 16px;border-radius:var(--r-btn);
  font-size:15px;font-weight:500;color:var(--c-text);
  transition:background .22s var(--ease),color .22s var(--ease);
}
.dock-link::after{
  content:"";position:absolute;left:16px;right:16px;bottom:4px;height:2px;
  background:var(--c-accent);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.dock-link:hover{background:rgba(231,223,209,.7)}
.dock-link:hover::after,.dock-link.is-active::after{transform:scaleX(1)}
.dock-link.is-active{color:var(--c-brand);font-weight:600}
.dock-actions{display:flex;align-items:center;gap:10px;margin-left:6px}
.dock-search{
  width:42px;height:42px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--c-brand);border:1px solid var(--c-line);background:var(--c-card);
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.dock-search:hover{background:var(--c-brand);color:var(--c-accent);transform:translateY(-1px)}
.dock-toggle{
  display:none;width:44px;height:44px;border-radius:50%;
  border:1px solid var(--c-line);background:var(--c-card);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.dock-toggle span,.dock-toggle::before,.dock-toggle::after{
  content:"";display:block;width:18px;height:2px;background:var(--c-brand);border-radius:2px;
  transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.dock-toggle span{width:18px}
.site-dock.is-open .dock-toggle span{opacity:0}
.site-dock.is-open .dock-toggle::before{transform:translateY(7px) rotate(45deg)}
.site-dock.is-open .dock-toggle::after{transform:translateY(-7px) rotate(-45deg)}
.dock-panel{
  display:none;position:absolute;top:calc(100% + 12px);left:0;right:0;
  background:var(--c-paper);border:1px solid var(--c-line);border-radius:22px;
  padding:14px 18px 20px;box-shadow:var(--shadow-md);
}
.dock-panel a{
  display:block;padding:14px 6px;font-size:18px;font-weight:600;
  border-bottom:1px solid var(--c-line);
}
.dock-panel a.is-active{color:var(--c-brand)}
.dock-panel .panel-cta{padding-top:18px}
.dock-panel .panel-cta a{
  display:flex;justify-content:center;border:0;border-radius:var(--r-btn);
  background:var(--c-accent);color:var(--c-ink);padding:14px 20px;
}
.site-dock.is-open .dock-panel{display:block}

/* ---------- 面包屑 ---------- */
.crumbs{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--c-stone);letter-spacing:.02em}
.crumbs a{color:var(--c-stone)}
.crumbs a:hover{color:var(--c-accent)}
.crumbs .sep{width:1px;height:12px;background:rgba(246,243,237,.35);display:inline-block}
.crumbs .cur{color:var(--c-paper)}

/* ---------- 分类 Hero ---------- */
.cat-hero{position:relative;overflow:hidden;border-radius:28px;max-width:var(--wrap);margin:0 auto;isolation:isolate}
.cat-hero-bg{
  position:absolute;inset:0;z-index:-2;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  transform:scale(1.02);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(105deg,rgba(11,18,16,.90) 0%,rgba(15,59,50,.80) 52%,rgba(15,59,50,.46) 100%);
}
.cat-hero-inner{padding:56px 24px 68px;max-width:820px}
.cat-hero .crumbs{margin-bottom:26px}
.cat-hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(231,223,209,.16);color:var(--c-accent);
  border:1px solid rgba(201,242,77,.35);
  font-size:13px;font-weight:600;letter-spacing:.16em;
  padding:7px 16px;border-radius:999px;
}
.cat-hero h1{
  font-size:clamp(34px,5.2vw,62px);line-height:1.1;letter-spacing:-.02em;font-weight:600;
  color:#F6F3ED;margin:26px 0 20px;max-width:16em;
}
.cat-hero h1 em{font-style:normal;position:relative;white-space:nowrap}
.cat-hero h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:.06em;height:.16em;
  background:var(--c-accent);opacity:.55;border-radius:2px;
}
.cat-hero-lead{font-size:18px;line-height:1.85;color:rgba(246,243,237,.82);max-width:34em}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.cat-hero-note{margin-top:18px;font-size:14px;color:rgba(246,243,237,.6);letter-spacing:.02em}

/* ---------- 两栏图文（左粘性标题 + 右多段说明） ---------- */
.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:start}
.split-aside{position:sticky;top:112px}
.split-aside h2{font-size:clamp(26px,3.2vw,38px);line-height:1.22;font-weight:600;letter-spacing:-.01em;margin:18px 0 16px}
.split-aside p{color:var(--c-muted);font-size:16.5px}
.split-body p{font-size:17px;line-height:1.9;color:var(--c-text)}
.split-body p + p{margin-top:22px}
.split-figure{margin-top:32px;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--shadow-sm);background:var(--c-sand);aspect-ratio:16/9}
.split-figure img{width:100%;height:100%;object-fit:cover}
.split-figure figcaption{padding:14px 18px;font-size:13px;color:var(--c-muted);background:var(--c-card)}
.quote{
  margin:30px 0;padding:22px 24px;background:var(--c-sand);
  border-left:3px solid var(--c-brand);border-radius:0 var(--r-s) var(--r-s) 0;
  font-size:17px;font-weight:600;color:var(--c-brand);line-height:1.75;
}

/* ---------- 要点清单（编号竖排） ---------- */
.checklist{border-top:1px solid var(--c-line);margin-top:40px}
.check-item{
  display:grid;grid-template-columns:96px minmax(0,1fr);gap:28px;align-items:start;
  padding:30px 8px;border-bottom:1px solid var(--c-line);
  transition:background .26s var(--ease),transform .26s var(--ease);
}
.check-item:hover{background:rgba(255,255,255,.6);transform:translateX(4px)}
.check-num{
  font-size:40px;font-weight:600;line-height:1;letter-spacing:-.02em;
  color:transparent;-webkit-text-stroke:1.4px var(--c-stone);
  font-variant-numeric:tabular-nums;
  transition:color .26s var(--ease),-webkit-text-stroke-color .26s var(--ease);
}
.check-item:hover .check-num{color:var(--c-accent);-webkit-text-stroke-color:var(--c-brand)}
.check-item h3{font-size:21px;font-weight:600;line-height:1.4;margin-bottom:10px}
.check-item p{color:var(--c-muted);font-size:16px}

/* ---------- 信号双卡 ---------- */
.signal-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;margin-top:44px}
.signal-card{
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .36s var(--ease),box-shadow .36s var(--ease);
}
.signal-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.signal-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--c-sand)}
.signal-media img{width:100%;height:100%;object-fit:cover;transition:transform .36s var(--ease)}
.signal-card:hover .signal-media img{transform:scale(1.03)}
.badge{
  position:absolute;top:14px;right:14px;
  background:var(--c-sand);color:var(--c-brand);
  font-size:12px;font-weight:600;letter-spacing:.08em;
  padding:6px 12px;border-radius:999px;
}
.signal-body{padding:26px 26px 30px}
.signal-body h3{font-size:21px;font-weight:600;margin-bottom:12px}
.signal-body p{color:var(--c-muted);font-size:16px}
.signal-list{margin-top:18px;display:grid;gap:10px}
.signal-list li{position:relative;padding-left:20px;font-size:15.5px;color:var(--c-text)}
.signal-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;
  background:var(--c-accent);box-shadow:0 0 0 1px rgba(15,59,50,.18);
}

/* ---------- 数据条 ---------- */
.stats-band{background:var(--c-brand);color:var(--c-paper);padding:64px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}
.stat{padding-left:22px;border-left:1px solid rgba(246,243,237,.22)}
.stat-num{
  font-size:clamp(30px,3.6vw,44px);font-weight:600;line-height:1.1;letter-spacing:-.01em;
  color:var(--c-accent);font-variant-numeric:tabular-nums;
}
.stat-label{margin-top:10px;font-size:15px;color:rgba(246,243,237,.78)}

/* ---------- FAQ ---------- */
.faq-list{margin-top:38px;border-top:1px solid var(--c-line)}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;text-align:left;font-size:18px;font-weight:600;line-height:1.5;
  transition:color .22s var(--ease);
}
.faq-q:hover{color:var(--c-brand)}
.faq-icon{
  flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  border:1px solid var(--c-line);display:inline-flex;align-items:center;justify-content:center;
  color:var(--c-brand);transition:transform .24s var(--ease),background .24s var(--ease),color .24s var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--c-accent);color:var(--c-ink);border-color:transparent}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease)}
.faq-item.is-open .faq-a{max-height:520px}
.faq-a p{padding:0 4px 22px;color:var(--c-muted);font-size:15.5px;max-width:70em}

/* ---------- CTA 横幅 ---------- */
.cta-band{background:var(--c-brand);color:var(--c-paper);border-radius:28px;max-width:var(--wrap);margin:0 auto;overflow:hidden;position:relative}
.cta-band::before{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,242,77,.20),transparent 70%);
}
.cta-inner{position:relative;display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:48px;padding:64px 48px;align-items:center}
.cta-inner h2{font-size:clamp(26px,3.2vw,38px);line-height:1.22;font-weight:600;color:#F6F3ED;margin-bottom:16px}
.cta-inner p{color:rgba(246,243,237,.78);font-size:16.5px}
.cta-form{display:grid;gap:16px}
.field{display:grid;gap:8px}
.field label{font-size:14px;letter-spacing:.02em;color:rgba(246,243,237,.75)}
.field input{
  width:100%;padding:14px 16px;border-radius:var(--r-s);
  background:#FFFFFF;border:1px solid var(--c-line);color:var(--c-text);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.field input::placeholder{color:#9AA5A0}
.field input:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(201,242,77,.28)}
.field.has-error input{border-color:var(--c-alert);box-shadow:0 0 0 3px rgba(210,101,58,.18)}
.form-tip{font-size:13px;color:rgba(246,243,237,.72);min-height:20px}
.form-tip.is-error{color:#F4A98A}
.form-tip.is-ok{color:var(--c-accent)}
.cta-form .btn{width:100%}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:var(--c-paper);margin-top:var(--sp-section);padding:72px 0 28px}
.footer-brand{
  font-size:clamp(28px,4vw,48px);font-weight:600;line-height:1.15;letter-spacing:-.02em;
  padding-bottom:34px;border-bottom:1px solid rgba(246,243,237,.14);
}
.footer-cols{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:36px;padding:44px 0 40px}
.footer-col h4{font-size:14px;font-weight:600;letter-spacing:.06em;color:var(--c-accent);margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;font-weight:400;line-height:2;color:rgba(246,243,237,.78)}
.footer-col a:hover{color:var(--c-accent)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding-top:22px;border-top:1px solid rgba(246,243,237,.14);
  font-size:13.5px;color:rgba(246,243,237,.6);
}
.to-top{
  padding:10px 18px;border-radius:999px;font-size:13.5px;
  border:1px solid rgba(246,243,237,.28);color:var(--c-paper);
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.to-top:hover{background:var(--c-accent);color:var(--c-ink);border-color:transparent}

/* ---------- 轻提示 ---------- */
.toast{
  position:fixed;left:50%;bottom:32px;transform:translate(-50%,16px);
  background:var(--c-ink);color:var(--c-paper);font-size:14.5px;
  padding:13px 22px;border-radius:999px;box-shadow:var(--shadow-dark);
  opacity:0;pointer-events:none;transition:opacity .26s var(--ease),transform .26s var(--ease);z-index:120;
}
.toast.is-show{opacity:1;transform:translate(-50%,0)}

/* ---------- 入场动画 ---------- */
.reveal{opacity:0;transform:translateY(12px);animation:rise .28s var(--ease) forwards}
.reveal.d1{animation-delay:.06s}
.reveal.d2{animation-delay:.12s}
.reveal.d3{animation-delay:.18s}
@keyframes rise{to{opacity:1;transform:none}}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--sp-section:72px}
  body{padding-top:96px}
  .dock-nav{display:none}
  .dock-toggle{display:inline-flex}
  .split{grid-template-columns:1fr;gap:32px}
  .split-aside{position:static}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .cta-inner{grid-template-columns:1fr;padding:52px 32px;gap:32px}
  .footer-cols{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
  .cat-hero{border-radius:20px;margin:0 16px;max-width:none}
  .cat-hero-inner{padding:40px 24px 52px}
  .signal-grid{grid-template-columns:1fr}
  .check-item{grid-template-columns:64px minmax(0,1fr);gap:18px;padding:24px 4px}
  .check-num{font-size:30px}
  .cta-band{border-radius:20px;margin:0 16px}
  .cta-inner{padding:44px 24px}
}
@media (max-width:640px){
  :root{--sp-section:56px}
  body{padding-top:88px;font-size:16px}
  .wrap{padding:0 20px}
  .site-dock{width:calc(100% - 24px);top:12px}
  .dock-inner{height:60px;padding:0 12px 0 16px;gap:10px}
  .site-dock.is-scrolled .dock-inner{height:54px}
  .dock-logo{padding-right:10px}
  .logo-main{font-size:17px}
  .logo-sub{font-size:9px;letter-spacing:.18em}
  .dock-actions .btn{display:none}
  .cat-hero h1{font-size:clamp(28px,8vw,36px)}
  .cat-hero-lead{font-size:16.5px}
  .cat-hero-actions .btn{width:100%}
  .stats-grid{grid-template-columns:1fr;gap:26px}
  .stat{border-left:0;padding-left:0;border-top:1px solid rgba(246,243,237,.18);padding-top:18px}
  .footer-cols{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .faq-q{font-size:16.5px;padding:18px 2px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --c-ink:#0B1210;
  --c-brand:#0F3B32;
  --c-brand-2:#145246;
  --c-accent:#C9F24D;
  --c-sand:#E7DFD1;
  --c-stone:#7C8B85;
  --c-paper:#F6F3ED;
  --c-card:#FFFFFF;
  --c-line:#E3DED3;
  --c-text:#141A18;
  --c-muted:#5C6763;
  --c-alert:#D2653A;
  --r-card:16px;
  --r-img:14px;
  --r-sm:12px;
  --sh-1:0 1px 2px rgba(11,18,16,.06), 0 12px 32px rgba(11,18,16,.08);
  --sh-2:0 2px 6px rgba(11,18,16,.08), 0 20px 46px rgba(11,18,16,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
  --sec:96px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-paper);
  color:var(--c-text);
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  font-weight:400;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;border:0;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;font-size:inherit;background:none;border:0;padding:0;color:inherit;cursor:pointer;}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;border-radius:4px;}

.wrap{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.section{padding:var(--sec) 0;}
.section-tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:48px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.16em;
  color:var(--c-brand);
  background:var(--c-sand);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:18px;
}
.eyebrow::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--c-brand);
}
h1{
  font-size:clamp(36px,5.4vw,68px);
  line-height:1.08;
  letter-spacing:-.02em;
  font-weight:600;
}
h2{
  font-size:clamp(26px,3.4vw,40px);
  line-height:1.2;
  font-weight:600;
  letter-spacing:-.01em;
}
h3{font-size:21px;line-height:1.4;font-weight:600;}
.lead{font-size:17px;line-height:1.85;color:var(--c-muted);}
.muted{color:var(--c-muted);font-size:14px;letter-spacing:.02em;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 浮动 Dock 导航 ============ */
.site-dock{
  position:fixed;
  top:16px;
  left:50%;
  transform:translateX(-50%);
  width:min(1120px,calc(100% - 32px));
  height:64px;
  border-radius:999px;
  background:rgba(246,243,237,.86);
  border:1px solid var(--c-line);
  box-shadow:0 1px 2px rgba(11,18,16,.05),0 14px 34px rgba(11,18,16,.10);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  z-index:80;
  transition:height .3s var(--ease),background .3s var(--ease),box-shadow .3s var(--ease);
}
body.is-scrolled .site-dock{
  height:56px;
  background:rgba(246,243,237,.95);
  box-shadow:0 1px 2px rgba(11,18,16,.06),0 18px 40px rgba(11,18,16,.14);
}
.dock-inner{
  display:flex;
  align-items:center;
  gap:16px;
  height:100%;
  padding:0 12px 0 22px;
}
.dock-logo{display:flex;flex-direction:column;line-height:1;flex:none;}
.logo-main{font-size:18px;font-weight:600;letter-spacing:.01em;color:var(--c-ink);}
.logo-sub{font-size:9px;letter-spacing:.24em;color:var(--c-stone);margin-top:4px;}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:26px;}
.dock-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 14px;
  border-radius:999px;
  font-size:14.5px;
  color:var(--c-muted);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.dock-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:3px;
  height:2px;
  border-radius:2px;
  background:var(--c-accent);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s var(--ease);
}
.dock-link:hover{color:var(--c-ink);background:rgba(15,59,50,.06);}
.dock-link:hover::after{transform:scaleX(1);}
.dock-link.is-active{color:var(--c-ink);font-weight:600;}
.dock-link.is-active::after{transform:scaleX(1);}
.dock-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.dock-search{
  display:grid;
  place-items:center;
  width:40px;height:40px;
  border-radius:50%;
  border:1px solid var(--c-line);
  color:var(--c-brand);
  background:var(--c-card);
  transition:border-color .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.dock-search:hover{border-color:var(--c-brand);background:var(--c-sand);}
.dock-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:50%;
  border:1px solid var(--c-line);
  position:relative;
  background:var(--c-card);
}
.dock-toggle span,
.dock-toggle span::before,
.dock-toggle span::after{
  position:absolute;
  left:50%;
  width:18px;height:2px;
  background:var(--c-ink);
  border-radius:2px;
  transform:translateX(-50%);
  transition:transform .25s var(--ease),opacity .25s var(--ease);
}
.dock-toggle span{top:50%;margin-top:-1px;}
.dock-toggle span::before{content:"";position:absolute;left:0;top:-6px;transform:none;}
.dock-toggle span::after{content:"";position:absolute;left:0;top:6px;transform:none;}
body.nav-open .dock-toggle span{background:transparent;}
body.nav-open .dock-toggle span::before{transform:rotate(45deg);top:0;}
body.nav-open .dock-toggle span::after{transform:rotate(-45deg);top:0;}
.dock-panel{
  display:none;
  position:fixed;
  top:88px;
  left:16px;right:16px;
  background:var(--c-paper);
  border:1px solid var(--c-line);
  border-radius:20px;
  box-shadow:var(--sh-2);
  padding:14px;
  z-index:79;
}
body.nav-open .dock-panel{display:block;}
.dock-panel a{
  display:block;
  font-size:18px;
  font-weight:600;
  padding:14px 16px;
  border-radius:14px;
  color:var(--c-ink);
}
.dock-panel a:hover{background:rgba(15,59,50,.06);}
.dock-panel .panel-cta{margin-top:8px;padding-top:14px;border-top:1px solid var(--c-line);}
.dock-panel .panel-cta a{
  text-align:center;
  background:var(--c-brand);
  color:var(--c-paper);
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:999px;
  padding:15px 28px;
  font-size:15.5px;
  font-weight:600;
  border:1px solid transparent;
  line-height:1;
  transition:background .28s var(--ease),color .28s var(--ease),border-color .28s var(--ease),transform .28s var(--ease),box-shadow .28s var(--ease);
}
.btn svg{transition:transform .28s var(--ease);}
.btn:hover svg{transform:translateX(4px);}
.btn-primary{background:var(--c-brand);color:var(--c-paper);box-shadow:0 10px 24px rgba(15,59,50,.22);}
.btn-primary:hover{background:var(--c-brand-2);transform:translateY(-2px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--c-line);color:var(--c-ink);}
.btn-ghost:hover{border-color:var(--c-brand);background:rgba(15,59,50,.06);transform:translateY(-2px);}
.btn-accent{background:var(--c-accent);color:var(--c-ink);}
.btn-accent:hover{background:#d8fa68;transform:translateY(-2px);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-lg{padding:18px 34px;font-size:16.5px;}

/* ============ Hero ============ */
.hero-wide{
  position:relative;
  min-height:640px;
  display:flex;
  align-items:flex-end;
  overflow:hidden;
  background:var(--c-brand);
  padding:150px 0 0;
}
.hero-bg{
  position:absolute;
  inset:0;
  width:100%;height:100%;
  object-fit:cover;
  object-position:center;
}
.hero-veil{
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg,rgba(11,18,16,.72) 0%,rgba(11,18,16,.42) 38%,rgba(11,18,16,.86) 100%);
}
.hero-wide .wrap{position:relative;z-index:2;padding-bottom:64px;}
.hero-center{max-width:840px;margin:0 auto;text-align:center;color:var(--c-paper);}
.hero-center .eyebrow{
  background:rgba(201,242,77,.16);
  color:var(--c-accent);
  border:1px solid rgba(201,242,77,.34);
}
.hero-center .eyebrow::before{background:var(--c-accent);}
.hero-center h1{color:#fff;}
.hero-center h1 span{color:var(--c-accent);}
.hero-sub{
  margin:22px auto 0;
  max-width:640px;
  font-size:17px;
  line-height:1.85;
  color:rgba(246,243,237,.84);
}
.hero-btns{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:14px;
  margin-top:34px;
}
.hero-btns .btn-ghost{
  border-color:rgba(246,243,237,.42);
  color:var(--c-paper);
}
.hero-btns .btn-ghost:hover{
  border-color:var(--c-accent);
  background:rgba(246,243,237,.10);
}
.hero-note{
  margin-top:18px;
  font-size:13px;
  letter-spacing:.02em;
  color:rgba(246,243,237,.62);
}

/* ============ 数据条 ============ */
.stats-bar{
  border-bottom:1px solid var(--c-line);
  padding:44px 0;
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
}
.stat{
  padding:0 28px;
  border-left:1px solid var(--c-line);
}
.stat:first-child{border-left:0;padding-left:0;}
.stat-num{
  font-size:clamp(28px,3.2vw,42px);
  font-weight:600;
  line-height:1.1;
  color:var(--c-brand);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}
.stat-num em{font-style:normal;font-size:.55em;color:var(--c-accent);margin-left:4px;color:var(--c-brand-2);}
.stat-label{margin-top:8px;font-size:14px;color:var(--c-muted);}

/* ============ 时间轴 ============ */
.tl-block{background:var(--c-card);}
.timeline{position:relative;max-width:900px;}
.timeline::before{
  content:"";
  position:absolute;
  left:23px;top:12px;bottom:36px;
  width:1px;
  background:var(--c-line);
}
.tl-item{
  position:relative;
  padding:0 0 38px 78px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;
  left:0;top:0;
  width:46px;height:46px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:var(--c-card);
  border:1px solid var(--c-line);
  font-size:14px;
  font-weight:600;
  font-variant-numeric:tabular-nums;
  color:var(--c-brand);
  transition:background .28s var(--ease),color .28s var(--ease),border-color .28s var(--ease),transform .28s var(--ease);
}
.tl-item:hover .tl-dot{
  background:var(--c-accent);
  border-color:var(--c-accent);
  color:var(--c-ink);
  transform:translateY(-2px);
}
.tl-item h3{margin-bottom:8px;}
.tl-item p{color:var(--c-muted);font-size:16px;line-height:1.8;max-width:660px;}
.tl-tag{
  display:inline-block;
  margin-left:10px;
  vertical-align:middle;
  font-size:12px;
  letter-spacing:.06em;
  color:var(--c-brand);
  background:var(--c-sand);
  border-radius:6px;
  padding:3px 8px;
  font-weight:400;
}

/* ============ 交错图文卡 ============ */
.split-set{display:grid;gap:64px;}
.split-card{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  gap:48px;
  align-items:center;
}
.split-card.is-reverse .split-media{order:2;}
.split-media{
  position:relative;
  aspect-ratio:4/3;
  border-radius:var(--r-img);
  overflow:hidden;
  background:var(--c-sand);
  box-shadow:var(--sh-1);
}
.split-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .36s var(--ease);
}
.split-card:hover .split-media img{transform:scale(1.03);}
.split-badge{
  position:absolute;
  top:14px;left:14px;
  background:rgba(246,243,237,.92);
  color:var(--c-brand);
  font-size:12px;
  letter-spacing:.06em;
  padding:6px 12px;
  border-radius:999px;
  font-weight:600;
}
.split-body h3{margin-bottom:14px;}
.split-body p{color:var(--c-muted);font-size:16px;line-height:1.85;}
.split-points{margin-top:20px;display:grid;gap:10px;}
.split-points li{
  position:relative;
  padding-left:20px;
  font-size:15px;
  color:var(--c-text);
}
.split-points li::before{
  content:"";
  position:absolute;
  left:0;top:.72em;
  width:8px;height:8px;
  border-radius:2px;
  background:var(--c-accent);
}

/* ============ 规格定义列表 ============ */
.spec-block{background:var(--c-sand);}
.spec-head{max-width:720px;margin-bottom:40px;}
.spec-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:0 56px;
}
.spec-item{
  padding:20px 0;
  border-bottom:1px solid rgba(15,59,50,.16);
  display:grid;
  grid-template-columns:150px minmax(0,1fr);
  gap:18px;
  align-items:baseline;
}
.spec-item dt{
  font-size:14px;
  font-weight:600;
  letter-spacing:.04em;
  color:var(--c-brand);
}
.spec-item dd{
  font-size:15.5px;
  line-height:1.75;
  color:#2A3532;
}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;}
.faq-list{border-top:1px solid var(--c-line);}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  text-align:left;
  padding:22px 0;
  font-size:18px;
  font-weight:600;
  color:var(--c-ink);
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--c-brand-2);}
.faq-icon{
  position:relative;
  flex:none;
  width:28px;height:28px;
  border-radius:50%;
  border:1px solid var(--c-line);
  background:var(--c-card);
  transition:border-color .24s var(--ease),transform .24s var(--ease),background .24s var(--ease);
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  width:11px;height:1.6px;
  background:var(--c-brand);
  transform:translate(-50%,-50%);
  border-radius:2px;
}
.faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);}
.faq-item.is-open .faq-icon{background:var(--c-accent);border-color:var(--c-accent);transform:rotate(45deg);}
.faq-item.is-open .faq-q{color:var(--c-brand);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .24s var(--ease);
}
.faq-a-inner{
  padding:0 44px 24px 0;
  font-size:15px;
  line-height:1.85;
  color:var(--c-muted);
}

/* ============ CTA ============ */
.cta-band{
  background:var(--c-brand);
  color:var(--c-paper);
  border-radius:24px;
  padding:64px 48px;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-90px;bottom:-120px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle at center,rgba(201,242,77,.22),rgba(201,242,77,0) 68%);
}
.cta-band h2{color:#fff;position:relative;z-index:2;}
.cta-band p{
  position:relative;
  z-index:2;
  margin:16px auto 0;
  max-width:620px;
  color:rgba(246,243,237,.78);
  font-size:16px;
}
.cta-band .hero-btns{margin-top:30px;position:relative;z-index:2;}
.cta-band .btn-ghost{border-color:rgba(246,243,237,.40);color:var(--c-paper);}
.cta-band .btn-ghost:hover{border-color:var(--c-accent);background:rgba(246,243,237,.10);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-ink);
  color:rgba(246,243,237,.86);
  padding:76px 0 32px;
  margin-top:var(--sec);
}
.footer-brand{
  font-size:clamp(22px,2.6vw,30px);
  font-weight:600;
  color:#fff;
  letter-spacing:.01em;
  padding-bottom:28px;
  border-bottom:1px solid rgba(246,243,237,.14);
}
.footer-cols{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:36px;
  padding:44px 0;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--c-accent);
  margin-bottom:16px;
}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{
  font-size:14px;
  line-height:2;
  color:rgba(246,243,237,.72);
  transition:color .2s var(--ease);
}
.footer-col a:hover{color:var(--c-accent);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding-top:26px;
  border-top:1px solid rgba(246,243,237,.14);
  font-size:13px;
  color:rgba(246,243,237,.58);
}
.to-top{
  border:1px solid rgba(246,243,237,.28);
  border-radius:999px;
  padding:10px 18px;
  font-size:13px;
  color:rgba(246,243,237,.82);
  transition:border-color .22s var(--ease),color .22s var(--ease),background .22s var(--ease);
}
.to-top:hover{border-color:var(--c-accent);color:var(--c-accent);background:rgba(201,242,77,.08);}

/* ============ 入场动效 ============ */
.fx{opacity:0;transform:translateY(12px);animation:fxIn .6s var(--ease) forwards;}
.fx:nth-child(1){animation-delay:.05s;}
.fx:nth-child(2){animation-delay:.11s;}
.fx:nth-child(3){animation-delay:.17s;}
.fx:nth-child(4){animation-delay:.23s;}
@keyframes fxIn{to{opacity:1;transform:translateY(0);}}
@media (prefers-reduced-motion:reduce){
  .fx{opacity:1;transform:none;animation:none;}
  *{transition:none !important;scroll-behavior:auto !important;}
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  :root{--sec:72px;}
  .dock-nav{display:none;}
  .dock-toggle{display:grid;place-items:center;}
  .dock-actions .btn{display:none;}
  .hero-wide{min-height:560px;padding-top:130px;}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 0;}
  .stat:nth-child(3){border-left:0;padding-left:0;}
  .split-card{grid-template-columns:minmax(0,1fr);gap:26px;}
  .split-card.is-reverse .split-media{order:0;}
  .spec-grid{grid-template-columns:minmax(0,1fr);gap:0;}
  .footer-cols{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:768px){
  body{font-size:16px;}
  .section{padding:56px 0;}
  .wrap{padding:0 20px;}
  .hero-wide{min-height:480px;padding-top:120px;}
  .hero-wide .wrap{padding-bottom:48px;}
  .hero-btns{flex-direction:column;align-items:stretch;}
  .hero-btns .btn{width:100%;}
  .cta-band{padding:48px 24px;border-radius:20px;}
  .stat{padding:0 20px;}
  .tl-item{padding-left:64px;}
  .timeline::before{left:20px;}
  .tl-dot{width:40px;height:40px;font-size:13px;}
  .faq-q{font-size:16.5px;padding:18px 0;}
  .faq-a-inner{padding-right:8px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .logo-sub{display:none;}
  .hero-center h1{font-size:32px;}
  .stats-grid{grid-template-columns:minmax(0,1fr);gap:0;}
  .stat{border-left:0;padding:18px 0;border-bottom:1px solid var(--c-line);}
  .stat:last-child{border-bottom:0;}
  .spec-item{grid-template-columns:minmax(0,1fr);gap:6px;}
  .footer-cols{grid-template-columns:minmax(0,1fr);gap:28px;}
  .split-set{gap:48px;}
}