/* roulang page: index */
:root{
  --main:#12504B;
  --main-deep:#0C3A36;
  --main-light:#2A6E67;
  --accent:#E1662F;
  --accent-light:#F2A277;
  --gold:#D8A94B;
  --bg:#F5F4EF;
  --bg-alt:#E9EDE8;
  --card:#FFFFFF;
  --text:#1A2422;
  --text-2:#5A6866;
  --text-3:#8B9694;
  --border:#DCE3DF;
  --ok:#2F7D5F;
  --warn:#C8763A;
  --err:#B54B3C;
  --r-btn:10px;
  --r-card:14px;
  --r-block:20px;
  --r-pill:999px;
  --sd1:0 1px 3px rgba(16,40,38,.06);
  --sd2:0 8px 24px rgba(16,40,38,.08);
  --sd3:0 18px 48px rgba(16,40,38,.12);
  --ease:.22s cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--main);text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease);}
a:hover{color:var(--accent);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:.01em;color:var(--text);}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

/* ---------- 容器 ---------- */
.container{width:100%;max-width:1200px;margin-right:auto;margin-left:auto;padding-left:24px;padding-right:24px;}
@media (min-width:992px){.container{max-width:1200px;}}
@media (min-width:1200px){.container{max-width:1200px;}}
@media (min-width:1400px){.container{max-width:1280px;}}
@media (max-width:575px){.container{padding-left:16px;padding-right:16px;}}

/* ---------- 顶部倒计时条 ---------- */
.topbar{
  background:var(--main-deep);
  color:rgba(255,255,255,.88);
  height:48px;
  overflow:hidden;
  transition:transform var(--ease),opacity var(--ease);
}
.topbar.is-collapsed{transform:translateY(-100%);opacity:0;}
.topbar-inner{
  height:48px;display:flex;align-items:center;gap:20px;justify-content:space-between;
}
.topbar-slogan{
  font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  color:rgba(255,255,255,.85);flex:1 1 auto;min-width:0;
}
.countdown{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.cd-cell{display:flex;align-items:baseline;gap:3px;}
.cd-num{
  font-size:17px;font-weight:700;color:var(--accent-light);
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
  min-width:26px;text-align:center;
}
.cd-lb{font-size:12px;color:rgba(255,255,255,.6);}
.btn-ghost-sm{
  flex:0 0 auto;
  font-size:13px;color:#fff;border:1px solid rgba(255,255,255,.35);
  border-radius:var(--r-pill);padding:5px 16px;transition:all var(--ease);
}
.btn-ghost-sm:hover{background:var(--accent);border-color:var(--accent);color:#fff;}
@media (max-width:767px){
  .topbar,.topbar-inner{height:44px;}
  .topbar-inner{gap:10px;}
  .topbar-slogan{font-size:13px;max-width:34%;}
  .cd-num{font-size:15px;min-width:22px;}
  .btn-ghost-sm{display:none;}
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(245,244,239,.88);
  -webkit-backdrop-filter:saturate(140%) blur(10px);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--border);
  transition:background var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{background:#fff;box-shadow:var(--sd2);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:14px;}
.nav-left,.nav-right{display:flex;align-items:center;gap:24px;flex:1 1 0;min-width:0;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--text-2);
  padding:6px 0;white-space:nowrap;transition:color var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--accent);transition:width var(--ease);
}
.nav-link:hover{color:var(--main);}
.nav-link:hover::after{width:60%;}
.nav-link.is-active{color:var(--main);font-weight:600;}
.nav-link.is-active::after{width:60%;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;background:var(--main);color:#fff;
  display:grid;place-items:center;font-size:16px;font-weight:700;letter-spacing:0;
  box-shadow:var(--sd1);
}
.brand-text{
  font-size:19px;font-weight:700;color:var(--main);letter-spacing:.02em;white-space:nowrap;
}
.brand:hover .brand-text{color:var(--accent);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--border);border-radius:var(--r-btn);
  background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  transition:all var(--ease);
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--main);border-radius:2px;transition:all var(--ease);}
.nav-toggle:hover{border-color:var(--accent);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);background:var(--accent);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);background:var(--accent);}
.mobile-panel{
  display:none;background:#fff;border-top:1px solid var(--border);box-shadow:var(--sd2);
}
.mobile-panel.is-open{display:block;}
.mobile-panel a.m-link{
  display:block;line-height:44px;padding:0 24px;font-size:16px;color:var(--text);
  border-bottom:1px solid var(--border);
}
.mobile-panel a.m-link:hover,.mobile-panel a.m-link.is-active{color:var(--accent);background:var(--bg);}
.mobile-panel .m-cta{padding:16px 24px;}
@media (max-width:991px){
  .nav-left,.nav-right{display:none;}
  .nav-toggle{display:flex;}
  .nav-inner{height:64px;justify-content:space-between;}
  .brand-text{font-size:17px;}
  .brand-mark{width:32px;height:32px;font-size:15px;}
}

/* ---------- 按钮 ---------- */
.btn-c{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;transition:all var(--ease);white-space:nowrap;
}
.btn-c:active{transform:translateY(1px);}
.btn-primary-c{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(225,102,47,.24);}
.btn-primary-c:hover{background:#c9571f;color:#fff;box-shadow:0 10px 24px rgba(225,102,47,.3);}
.btn-outline-c{background:transparent;color:var(--main);border-color:var(--border);}
.btn-outline-c:hover{border-color:var(--accent);color:var(--accent);background:#fff;}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;}
.btn-sm-c{height:40px;padding:0 18px;font-size:15px;border-radius:var(--r-btn);}
.btn-block-c{width:100%;}

/* ---------- 首屏 ---------- */
.hero{
  position:relative;
  min-height:560px;
  display:flex;align-items:center;
  color:#fff;
  background-image:linear-gradient(180deg,rgba(12,58,54,.60) 0%,rgba(8,38,35,.90) 100%),
                   url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(180deg,rgba(255,255,255,.035) 0 1px,transparent 1px 7px);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:88px 0;}
.badge-activity{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(225,102,47,.16);border:1px solid rgba(242,162,119,.5);
  color:var(--accent-light);font-size:12px;font-weight:600;letter-spacing:.06em;
  padding:7px 16px;border-radius:var(--r-pill);margin-bottom:24px;
}
.badge-activity i{font-size:11px;}
.hero h1{
  color:#fff;font-size:36px;line-height:1.35;max-width:820px;margin-bottom:20px;
  letter-spacing:.01em;
}
.hero-sub{
  font-size:18px;color:rgba(255,255,255,.84);max-width:640px;margin-bottom:32px;line-height:1.8;
}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:52px;}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:0;border-top:1px solid rgba(255,255,255,.18);padding-top:26px;
}
.hero-stats li{
  display:flex;flex-direction:column;gap:2px;padding-right:44px;margin-right:44px;
  border-right:1px solid rgba(255,255,255,.18);
}
.hero-stats li:last-child{border-right:none;margin-right:0;padding-right:0;}
.hs-num{
  font-size:26px;font-weight:700;color:var(--accent-light);line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.hs-txt{font-size:13px;color:rgba(255,255,255,.72);letter-spacing:.02em;}
@media (max-width:767px){
  .hero{min-height:480px;}
  .hero-inner{padding:56px 0;}
  .hero h1{font-size:26px;}
  .hero-sub{font-size:16px;margin-bottom:26px;}
  .hero-btns{margin-bottom:36px;}
  .hero-btns .btn-c{width:100%;}
  .hero-stats{padding-top:20px;}
  .hero-stats li{padding-right:22px;margin-right:22px;}
  .hs-num{font-size:21px;}
}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section-alt{background:var(--bg-alt);}
.section-white{background:#fff;}
@media (max-width:991px){.section{padding:56px 0;}}
.sec-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:44px;flex-wrap:wrap;
}
.sec-head h2{font-size:28px;position:relative;padding-left:20px;}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:.35em;width:6px;height:1.1em;
  background:var(--accent);border-radius:3px;
}
.sec-desc{font-size:15px;color:var(--text-2);margin-top:10px;max-width:640px;line-height:1.8;}
.sec-more{font-size:15px;color:var(--main);font-weight:600;white-space:nowrap;}
.sec-more i{font-size:12px;margin-left:6px;transition:transform var(--ease);}
.sec-more:hover i{transform:translateX(4px);}
@media (max-width:767px){
  .sec-head{margin-bottom:28px;}
  .sec-head h2{font-size:21px;}
  .sec-head{margin-bottom:26px;}
}

/* ---------- 活动卖点 ---------- */
.feat-main{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--sd3);height:100%;overflow:hidden;display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease);
}
.feat-main:hover{transform:translateY(-3px);}
.feat-main .fm-img{aspect-ratio:16/10;overflow:hidden;}
.feat-main .fm-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.feat-main:hover .fm-img img{transform:scale(1.03);}
.feat-main .fm-body{padding:28px 26px 30px;border-top:2px solid var(--accent);}
.fm-no{
  font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.14em;
  font-variant-numeric:tabular-nums;display:block;margin-bottom:12px;
}
.feat-main h3{font-size:20px;margin-bottom:14px;}
.feat-main p{font-size:15px;line-height:1.85;color:var(--text-2);margin-bottom:18px;}
.feat-more{font-size:14px;font-weight:600;color:var(--main);}
.feat-more i{font-size:11px;margin-left:5px;transition:transform var(--ease);}
.feat-more:hover i{transform:translateX(4px);}
.feat-side{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--sd1);padding:26px 26px 26px 24px;
  border-left:3px solid var(--main);
  display:flex;gap:20px;align-items:flex-start;
  transition:transform var(--ease),box-shadow var(--ease),border-left-color var(--ease);
  height:100%;
}
.feat-side + .feat-side{margin-top:24px;}
.feat-side:hover{transform:translateY(-3px);box-shadow:var(--sd2);border-left-color:var(--accent);}
.fs-icon{
  flex:0 0 auto;width:44px;height:44px;border-radius:12px;background:var(--bg-alt);
  display:grid;place-items:center;color:var(--main);font-size:17px;
}
.feat-side h3{font-size:18px;margin-bottom:10px;}
.feat-side p{font-size:15px;line-height:1.85;color:var(--text-2);margin:0;}
@media (max-width:991px){
  .feat-side + .feat-side{margin-top:20px;}
  .fm-body{padding:22px 20px 24px;}
  .feat-side{padding:20px;}
}

/* ---------- 亮点图墙 ---------- */
.gallery-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  grid-auto-rows:150px;
  gap:16px;
}
.g-item{
  position:relative;overflow:hidden;border-radius:var(--r-card);border:1px solid var(--border);
  background:#fff;box-shadow:var(--sd1);
}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.g-item:hover img{transform:scale(1.03);}
.g-item::after{
  content:"";position:absolute;inset:auto 0 0 0;height:60%;
  background:linear-gradient(180deg,transparent,rgba(12,58,54,.82));opacity:.9;
  transition:opacity var(--ease);
}
.g-cap{
  position:absolute;left:16px;bottom:14px;z-index:2;color:#fff;
  font-size:15px;font-weight:600;letter-spacing:.01em;
}
.g-tag{
  position:absolute;left:16px;top:14px;z-index:2;
  font-size:12px;padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);color:var(--main);font-weight:600;
}
.g-big{grid-column:span 2;grid-row:span 2;}
.g-wide{grid-column:span 2;grid-row:span 1;}
@media (max-width:991px){
  .gallery-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:130px;gap:12px;}
  .g-big{grid-column:span 2;grid-row:span 2;}
}
@media (max-width:575px){
  .gallery-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:118px;gap:10px;}
  .g-big{grid-column:span 2;grid-row:span 1;}
  .g-wide{grid-column:span 2;grid-row:span 1;}
  .g-cap{font-size:13px;left:12px;bottom:10px;}
  .g-tag{font-size:11px;left:12px;top:10px;padding:3px 10px;}
}

/* ---------- 数据信任条 ---------- */
.stat-strip{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-block);
  box-shadow:var(--sd1);padding:8px 0;
}
.stat-row{display:flex;flex-wrap:wrap;}
.stat-cell{
  flex:1 1 0;min-width:180px;padding:26px 28px;display:flex;align-items:center;gap:16px;
  border-right:1px solid var(--border);
}
.stat-cell:last-child{border-right:none;}
.stat-ico{
  width:46px;height:46px;flex:0 0 auto;border-radius:13px;background:var(--bg-alt);
  display:grid;place-items:center;color:var(--main);font-size:18px;
}
.stat-num{
  font-size:24px;font-weight:700;color:var(--main-light);line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.stat-lb{font-size:13px;color:var(--text-3);letter-spacing:.02em;}
@media (max-width:991px){
  .stat-cell{flex:1 1 50%;min-width:50%;border-right:none;border-bottom:1px solid var(--border);padding:20px;}
  .stat-cell:nth-child(odd){border-right:1px solid var(--border);}
  .stat-cell:nth-last-child(-n+2){border-bottom:none;}
}
@media (max-width:575px){
  .stat-num{font-size:20px;}
  .stat-ico{width:40px;height:40px;font-size:16px;}
}

/* ---------- CTA 横幅 + 表单 ---------- */
.cta-band{
  background:linear-gradient(160deg,#12504B 0%,#0C3A36 100%);
  border-radius:var(--r-block);
  padding:56px;
  color:#fff;
  position:relative;overflow:hidden;
  box-shadow:var(--sd3);
}
.cta-band::before{
  content:"";position:absolute;top:0;left:0;width:64px;height:6px;background:var(--accent);
}
.cta-band::after{
  content:"";position:absolute;right:-80px;bottom:-90px;width:280px;height:280px;
  border-radius:50%;background:rgba(216,169,75,.08);
}
.cta-left{position:relative;z-index:2;}
.cta-left h2{color:#fff;font-size:28px;margin-bottom:16px;line-height:1.4;}
.cta-left .cta-lead{font-size:16px;color:rgba(255,255,255,.82);margin-bottom:26px;line-height:1.8;}
.cta-points li{
  display:flex;align-items:flex-start;gap:10px;font-size:15px;
  color:rgba(255,255,255,.86);margin-bottom:12px;line-height:1.7;
}
.cta-points li i{color:var(--accent-light);font-size:13px;margin-top:6px;}
.form-card{
  position:relative;z-index:2;background:#fff;border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sd3);color:var(--text);
}
.form-card h3{font-size:19px;margin-bottom:8px;}
.form-card .fc-note{font-size:13px;color:var(--text-3);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text-2);margin-bottom:8px;}
.field .ctrl{
  width:100%;height:48px;border:1px solid var(--border);border-radius:var(--r-btn);
  padding:0 14px;background:#fff;transition:all var(--ease);font-size:15px;
}
.field textarea.ctrl{height:auto;min-height:112px;padding:12px 14px;line-height:1.8;resize:vertical;}
.field .ctrl::placeholder{color:var(--text-3);}
.field .ctrl:focus{
  outline:none;border-color:var(--accent);background:#FFF7F2;
  box-shadow:0 0 0 3px rgba(225,102,47,.12);
}
.field .err-msg{display:none;font-size:13px;color:var(--err);margin-top:6px;}
.field.has-error .ctrl{border-color:var(--err);}
.field.has-error .err-msg{display:block;}
.form-tip{font-size:13px;color:var(--text-3);margin-top:14px;text-align:center;}
.form-ok{
  display:none;background:#EDF6F1;border:1px solid #BFDDCF;color:var(--ok);
  border-radius:var(--r-btn);padding:12px 16px;font-size:14px;margin-bottom:18px;
}
.form-ok.show{display:block;}
@media (max-width:991px){
  .cta-band{padding:32px 24px;}
  .cta-left h2{font-size:21px;}
  .form-card{padding:24px 20px;margin-top:28px;}
  .cta-band::after{display:none;}
}

/* ---------- FAQ ---------- */
.faq-wrap{display:flex;gap:64px;align-items:flex-start;}
.faq-aside{flex:0 0 300px;position:sticky;top:120px;}
.faq-aside h2{font-size:28px;margin-bottom:14px;}
.faq-aside p{font-size:15px;color:var(--text-2);line-height:1.8;}
.faq-aside .faq-line{width:44px;height:3px;background:var(--accent);border-radius:2px;margin:22px 0;}
.faq-list{flex:1 1 auto;max-width:860px;min-width:0;}
.accordion{--bs-accordion-border-color:transparent;--bs-accordion-bg:#fff;--bs-accordion-active-bg:#fff;--bs-accordion-active-color:var(--main);--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-btn-color:var(--text);--bs-accordion-border-radius:14px;--bs-accordion-inner-border-radius:12px;}
.accordion-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card) !important;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sd1);
  transition:box-shadow var(--ease);
}
.accordion-item:hover{box-shadow:var(--sd2);}
.accordion-item:has(.accordion-button:not(.collapsed)){
  box-shadow:inset 3px 0 0 var(--accent),var(--sd1);
}
.accordion-button{
  background:#fff;font-size:17px;font-weight:600;padding:20px 22px;line-height:1.55;
  color:var(--text);
}
.accordion-button:not(.collapsed){color:var(--main);background:#fff;box-shadow:none;}
.accordion-button::after{
  background-image:none;
  content:"\f067";
  font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;
  width:auto;height:auto;color:var(--accent);transform:none;
  transition:transform var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.accordion-body{
  padding:0 22px 22px;font-size:15px;line-height:1.9;color:var(--text-2);
}
@media (max-width:991px){
  .faq-wrap{flex-direction:column;gap:32px;}
  .faq-aside{position:static;flex:1 1 auto;}
  .faq-aside h2{font-size:21px;}
  .faq-list{max-width:100%;}
  .accordion-button{font-size:16px;padding:16px 18px;}
  .accordion-body{padding:0 18px 18px;}
}

/* ---------- 最新信息列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.news-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sd1);display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease);
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sd2);}
.news-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-alt);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-body{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1 1 auto;}
.badge-soft{
  display:inline-block;font-size:12px;font-weight:600;color:var(--main);
  background:rgba(18,80,75,.08);border-radius:var(--r-pill);padding:4px 12px;
  margin-bottom:14px;align-self:flex-start;letter-spacing:.02em;
}
.news-title{font-size:18px;line-height:1.5;margin-bottom:12px;}
.news-title a{
  color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  overflow:hidden;transition:color var(--ease);
}
.news-card:hover .news-title a{color:var(--main);}
.news-sum{
  font-size:15px;line-height:1.8;color:var(--text-2);margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;display:flex;align-items:center;gap:10px;
  font-size:13px;color:var(--text-3);padding-top:16px;border-top:1px solid var(--border);
  font-variant-numeric:tabular-nums;
}
.news-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--text-3);}
.news-meta .go{margin-left:auto;color:var(--main);font-weight:600;}
.news-meta .go i{font-size:11px;transition:transform var(--ease);}
.news-card:hover .news-meta .go i{transform:translateX(4px);}
.empty-state{
  grid-column:1/-1;background:#fff;border:1px dashed var(--border);border-radius:var(--r-card);
  padding:64px 24px;text-align:center;color:var(--text-2);
}
.empty-state i{font-size:32px;color:var(--text-3);display:block;margin-bottom:16px;}
.empty-state p{font-size:15px;margin-bottom:18px;}
@media (max-width:991px){
  .news-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
}
@media (max-width:575px){
  .news-grid{grid-template-columns:1fr;gap:18px;}
  .news-title{font-size:17px;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;background:var(--main-deep);color:rgba(255,255,255,.72);
  padding:72px 0 0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:40px;height:6px;background:var(--accent);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:48px;padding-bottom:52px;}
.f-logo{display:flex;align-items:center;gap:10px;margin-bottom:20px;}
.f-logo .brand-mark{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);}
.f-logo span{font-size:18px;font-weight:700;color:#fff;letter-spacing:.02em;}
.f-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);margin-bottom:14px;}
.f-contact{display:flex;align-items:center;gap:9px;font-size:14px;color:rgba(255,255,255,.68);margin-bottom:10px;}
.f-contact i{color:var(--accent-light);font-size:13px;width:16px;text-align:center;}
.f-col h4{font-size:15px;color:#fff;margin-bottom:20px;letter-spacing:.04em;font-weight:600;}
.f-col ul li{margin-bottom:4px;}
.f-col ul li a{
  display:inline-block;line-height:40px;font-size:14px;color:rgba(255,255,255,.66);
}
.f-col ul li a:hover{color:var(--accent-light);}
.f-col ul li span{display:inline-block;line-height:40px;font-size:14px;color:rgba(255,255,255,.5);}
.footer-bar{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 26px;font-size:13px;color:rgba(255,255,255,.5);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .site-footer{padding-top:56px;}
}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .footer-bar{flex-direction:column;gap:8px;font-size:12px;}
}

/* ---------- 淡入 ---------- */
.js .reveal{opacity:0;transform:translateY(12px);transition:opacity .65s ease,transform .65s ease;}
.js .reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;transition:none;}
  *{scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --c-main:#12504B;
  --c-main-d:#0C3A36;
  --c-main-l:#2A6E67;
  --c-accent:#E1662F;
  --c-accent-l:#F2A277;
  --c-gold:#D8A94B;
  --bg:#F5F4EF;
  --bg-2:#E9EDE8;
  --bg-3:#EAF1EE;
  --card:#FFFFFF;
  --t1:#1A2422;
  --t2:#5A6866;
  --t3:#8B9694;
  --line:#DCE3DF;
  --ok:#2F7D5F;
  --warn:#C8763A;
  --err:#B54B3C;
  --r-btn:10px;
  --r-card:14px;
  --r-big:20px;
  --sd1:0 1px 3px rgba(16,40,38,.06);
  --sd2:0 8px 24px rgba(16,40,38,.08);
  --sd3:0 18px 48px rgba(16,40,38,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --tr:.22s cubic-bezier(.2,.7,.3,1);
  --sd:0 1px 3px rgba(16,40,38,.06);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--t1);
  background:var(--bg);
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-main);text-decoration:none;transition:color var(--tr),border-color var(--tr);}
a:hover{color:var(--c-accent);}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;letter-spacing:.01em;color:var(--t1);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){
  .container{max-width:1280px;}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px;}
}

/* ---------- 顶部倒计时条 ---------- */
.topbar{
  background:var(--c-main-d);
  color:#E6EFEC;
  overflow:hidden;
  max-height:48px;
  transition:max-height .3s var(--ease),opacity .3s var(--ease);
}
.topbar.is-collapsed{max-height:0;opacity:0;}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:48px;
}
.topbar-note{
  font-size:14px;
  color:#CFE0DA;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  flex:1 1 auto;
}
.topbar-note i{color:var(--c-accent-l);margin-right:6px;}
.countdown{
  display:flex;
  align-items:center;
  gap:6px;
  flex:0 0 auto;
}
.cd-item{
  display:flex;
  align-items:baseline;
  gap:3px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);
  border-radius:8px;
  padding:3px 8px;
}
.cd-num{
  font-size:15px;
  font-weight:700;
  color:var(--c-accent-l);
  font-variant-numeric:tabular-nums;
  min-width:20px;
  text-align:center;
}
.cd-label{font-size:11px;color:#9FB8B1;}
.btn-outline-light-sm{
  flex:0 0 auto;
  display:inline-block;
  font-size:13px;
  line-height:1;
  padding:8px 14px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.45);
  color:#F1F6F4;
  background:transparent;
  transition:background var(--tr),border-color var(--tr),color var(--tr);
}
.btn-outline-light-sm:hover{background:var(--c-accent);border-color:var(--c-accent);color:#fff;}
@media (max-width:991.98px){
  .topbar{max-height:44px;}
  .topbar-inner{min-height:44px;gap:12px;}
  .topbar-note{font-size:12.5px;}
  .cd-item{padding:2px 6px;}
  .cd-num{font-size:13.5px;}
  .cd-label{font-size:10px;}
  .btn-outline-light-sm{display:none;}
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--tr),background var(--tr);
}
.site-header.is-scrolled{background:#fff;box-shadow:var(--sd2);}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  min-height:72px;
}
.nav-left{display:flex;align-items:center;gap:26px;justify-content:flex-start;}
.nav-right{display:flex;align-items:center;gap:26px;justify-content:flex-end;}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--t2);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:0;
  width:0;
  height:2px;
  background:var(--c-accent);
  transform:translateX(-50%);
  transition:width var(--tr);
}
.nav-link:hover{color:var(--c-main);}
.nav-link:hover::after,.nav-link.is-active::after{width:60%;}
.nav-link.is-active{color:var(--c-main);font-weight:600;}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  padding:4px 2px;
}
.brand-mark{
  width:38px;height:38px;
  flex:0 0 38px;
  border-radius:11px;
  background:linear-gradient(150deg,var(--c-main) 0%,var(--c-main-d) 100%);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:19px;
  font-weight:700;
  box-shadow:var(--sd1);
}
.brand-text{
  font-size:18px;
  font-weight:700;
  color:var(--c-main-d);
  letter-spacing:.02em;
  line-height:1.2;
}
.brand-sub{
  display:block;
  font-size:11px;
  font-weight:400;
  color:var(--t3);
  letter-spacing:.06em;
}
.btn-cta{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:var(--c-accent);
  color:#fff;
  font-size:14px;
  font-weight:600;
  padding:10px 20px;
  border-radius:var(--r-btn);
  border:1px solid var(--c-accent);
  box-shadow:var(--sd1);
  transition:background var(--tr),box-shadow var(--tr),transform var(--tr);
  white-space:nowrap;
}
.btn-cta:hover{background:#C9551F;border-color:#C9551F;color:#fff;box-shadow:var(--sd2);}
.btn-cta:active{transform:translateY(1px);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  background:#fff;
  border-radius:11px;
  color:var(--c-main);
  font-size:18px;
  align-items:center;
  justify-content:center;
}
.mobile-panel{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:8px 0 18px;
}
.mobile-panel.is-open{display:block;}
.mobile-panel a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:0 24px;
  font-size:15px;
  color:var(--t1);
  border-bottom:1px solid var(--line);
}
.mobile-panel a.is-active{color:var(--c-main);font-weight:600;}
.mobile-panel .m-cta{
  margin:16px 24px 0;
  min-height:46px;
  justify-content:center;
  background:var(--c-accent);
  color:#fff;
  border-radius:var(--r-btn);
  border:none;
  font-weight:600;
}
.mobile-panel .m-cta:hover{background:#C9551F;color:#fff;}
@media (max-width:991.98px){
  .nav-wrap{display:flex;justify-content:space-between;min-height:64px;}
  .nav-left,.nav-right{display:none;}
  .nav-toggle{display:inline-flex;}
  .brand-text{font-size:17px;}
}

/* ---------- 面包屑 ---------- */
.crumbs{
  font-size:13px;
  color:var(--t2);
  padding:20px 0 4px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
}
.crumbs a{color:var(--t2);}
.crumbs a:hover{color:var(--c-accent);}
.crumbs .sep{color:var(--t3);}
.crumbs .cur{color:var(--c-main);font-weight:600;}

/* ---------- 文章布局 ---------- */
.post-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 280px;
  gap:48px;
  align-items:start;
  padding-top:20px;
  padding-bottom:88px;
}
@media (max-width:1199.98px){
  .post-layout{grid-template-columns:minmax(0,1fr);gap:0;}
}

.post-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-big);
  box-shadow:var(--sd1);
  padding:44px 48px 40px;
}
@media (max-width:767.98px){
  .post-card{padding:26px 20px 24px;border-radius:var(--r-card);}
}

.post-head{border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:28px;}
.badge{
  display:inline-block;
  font-size:12px;
  line-height:1;
  padding:6px 12px;
  border-radius:999px;
  background:var(--bg-3);
  color:var(--c-main);
  letter-spacing:.04em;
}
.badge-accent{background:var(--c-accent);color:#fff;border-radius:999px;padding:6px 12px;font-size:12px;display:inline-block;line-height:1;}
.badge-soft{background:#FBE7DB;color:#A9481A;}
.post-title{
  font-size:36px;
  line-height:1.35;
  margin:16px 0 16px;
  color:var(--c-main-d);
}
@media (max-width:767.98px){
  .post-title{font-size:26px;margin-top:14px;}
}
.post-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  font-size:13px;
  color:var(--t2);
}
.post-meta i{margin-right:5px;color:var(--c-main-l);}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);display:inline-block;}

.post-content{max-width:780px;font-size:17px;line-height:2.0;color:var(--t1);}
.post-content > *:first-child{margin-top:0;}
.post-content p{margin:0 0 1.2em;}
.post-content h2{font-size:28px;margin:32px 0 16px;color:var(--c-main-d);}
.post-content h3{font-size:20px;margin:24px 0 12px;}
.post-content h4{font-size:17px;margin:20px 0 10px;color:var(--c-main-l);}
.post-content ul{list-style:none;margin:0 0 1.2em;padding-left:1.2em;}
.post-content ul li{position:relative;margin-bottom:.5em;}
.post-content ul li::before{
  content:"";
  position:absolute;
  left:-1.1em;
  top:.82em;
  width:6px;height:6px;
  border-radius:2px;
  background:var(--c-main-l);
}
.post-content ol{list-style:decimal;margin:0 0 1.2em;padding-left:1.5em;}
.post-content ol li{margin-bottom:.5em;}
.post-content blockquote{
  margin:24px 0;
  padding:16px 22px;
  border-left:3px solid var(--c-main);
  background:var(--bg-3);
  border-radius:0 var(--r-card) var(--r-card) 0;
  color:var(--t2);
}
.post-content blockquote p:last-child{margin-bottom:0;}
.post-content img{border-radius:var(--r-card);margin:24px auto;}
.post-content figure{margin:24px 0;}
.post-content figcaption{font-size:13px;color:var(--t3);text-align:center;margin-top:8px;}
.post-content table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.post-content th,.post-content td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.post-content th{background:var(--bg-3);color:var(--c-main-d);font-weight:600;}
.post-content a{color:var(--c-main);border-bottom:1px solid rgba(18,80,75,.28);}
.post-content a:hover{color:var(--c-accent);border-color:var(--c-accent-l);}
.post-content strong{font-weight:600;color:var(--c-main-d);}
@media (max-width:575.98px){
  .post-content{font-size:17px;line-height:1.95;}
  .post-content h2{font-size:21px;margin:26px 0 12px;}
  .post-content table{display:block;overflow-x:auto;white-space:nowrap;}
}

/* ---------- 空态 ---------- */
.empty-state{
  text-align:center;
  padding:64px 20px;
  border:1px dashed var(--line);
  border-radius:var(--r-card);
  background:var(--bg);
}
.empty-state i{font-size:30px;color:var(--c-main-l);}
.empty-state p{font-size:18px;font-weight:600;margin:16px 0 6px;color:var(--t1);}
.empty-state span{font-size:14px;color:var(--t3);display:block;margin-bottom:22px;}
.btn-outline-main{
  display:inline-block;
  font-size:14px;
  font-weight:600;
  padding:11px 24px;
  border-radius:var(--r-btn);
  border:1px solid var(--c-main);
  color:var(--c-main);
  background:transparent;
  transition:background var(--tr),color var(--tr),border-color var(--tr),transform var(--tr);
}
.btn-outline-main:hover{background:var(--c-main);color:#fff;border-color:var(--c-main);}
.btn-outline-main:active{transform:translateY(1px);}

/* ---------- 标签与上下篇 ---------- */
.tag-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-top:32px;
  padding-top:22px;
  border-top:1px solid var(--line);
}
.tag-row .tag-label{font-size:13px;color:var(--t3);margin-right:2px;}
.tag{
  font-size:13px;
  padding:6px 14px;
  border-radius:999px;
  background:var(--bg-2);
  color:var(--t2);
  border:1px solid transparent;
  transition:color var(--tr),border-color var(--tr),background var(--tr);
}
.tag:hover{color:var(--c-accent);border-color:var(--c-accent-l);background:#FDF1EA;}

.post-nav{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-top:28px;
}
.post-nav-item{
  display:block;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:18px 20px;
  box-shadow:var(--sd1);
  transition:box-shadow var(--tr),transform var(--tr),border-color var(--tr);
}
.post-nav-item:hover{box-shadow:var(--sd2);transform:translateY(-3px);border-color:var(--c-accent-l);}
.post-nav-item span{font-size:12px;color:var(--t3);display:block;margin-bottom:6px;}
.post-nav-item strong{font-size:15px;color:var(--c-main-d);font-weight:600;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
@media (max-width:575.98px){
  .post-nav{grid-template-columns:1fr;}
}

/* ---------- 侧栏 ---------- */
.post-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sd1);
  padding:22px 22px 18px;
}
.side-card h3{
  font-size:16px;
  color:var(--c-main-d);
  padding-bottom:12px;
  margin-bottom:14px;
  border-bottom:1px solid var(--line);
  position:relative;
}
.side-card h3::after{
  content:"";
  position:absolute;
  left:0;bottom:-1px;
  width:40px;height:2px;
  background:var(--c-accent);
}
.side-list li{margin-bottom:12px;}
.side-list a{
  font-size:14px;
  color:var(--t2);
  display:flex;
  gap:10px;
  align-items:flex-start;
  line-height:1.6;
}
.side-list a i{color:var(--c-gold);font-size:12px;margin-top:6px;}
.side-list a:hover{color:var(--c-accent);}
.side-note{
  background:var(--c-main-d);
  color:#D8E6E2;
  border-radius:var(--r-card);
  padding:22px;
  box-shadow:var(--sd2);
}
.side-note h3{color:#fff;font-size:16px;margin-bottom:10px;}
.side-note p{font-size:13.5px;line-height:1.8;color:#B9CDC8;margin-bottom:14px;}
.side-note .btn-cta{width:100%;justify-content:center;}
@media (max-width:1199.98px){
  .post-side{position:static;margin-top:44px;}
}

/* ---------- 相关推荐 ---------- */
.rel-section{
  background:var(--bg-2);
  padding:88px 0;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:36px;
  flex-wrap:wrap;
}
.section-head h2{font-size:28px;color:var(--c-main-d);}
.section-head p{font-size:15px;color:var(--t2);margin-top:8px;}
.link-more{font-size:14px;color:var(--c-main);border-bottom:1px solid rgba(18,80,75,.25);padding-bottom:2px;}
.link-more:hover{color:var(--c-accent);border-color:var(--c-accent-l);}
.rel-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
@media (max-width:991.98px){
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:575.98px){
  .rel-grid{grid-template-columns:1fr;}
}
.rel-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sd1);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sd2);border-color:var(--c-accent-l);}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-2);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--tr);}
.rel-card:hover .rel-thumb img{transform:scale(1.03);}
.rel-thumb .badge{position:absolute;top:12px;left:12px;background:rgba(12,58,54,.86);color:#fff;backdrop-filter:blur(2px);}
.rel-body{padding:20px 20px 18px;display:flex;flex-direction:column;flex:1 1 auto;}
.rel-body h3{font-size:18px;line-height:1.5;color:var(--c-main-d);margin-bottom:10px;}
.rel-card:hover .rel-body h3{color:var(--c-main);}
.rel-body p{font-size:15px;color:var(--t2);line-height:1.8;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--t3);
  padding-top:14px;
  border-top:1px solid var(--line);
}
.rel-foot .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
.rel-foot i{margin-left:auto;color:var(--c-accent);}

@media (max-width:991.98px){
  .rel-section{padding:56px 0;}
  .section-head h2{font-size:22px;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-main-d);
  color:#C9DAD5;
  padding:64px 0 0;
  margin-top:0;
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:6px;left:50%;
  transform:translateX(-50%);
  width:40px;height:6px;
  background:var(--c-accent);
  border-radius:3px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.14);
}
.f-brand .f-logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
}
.f-brand .brand-mark{
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);
}
.f-brand p{font-size:13.5px;line-height:1.85;color:#A9C0BA;margin-bottom:10px;}
.f-contact{display:flex;align-items:center;gap:8px;font-size:13.5px;color:#A9C0BA;}
.f-contact i{color:var(--c-accent-l);}
.f-col h4{
  font-size:15px;
  color:#fff;
  margin-bottom:16px;
  padding-bottom:10px;
  border-bottom:1px solid rgba(255,255,255,.14);
}
.f-col ul li{margin-bottom:2px;}
.f-col ul li a,.f-col ul li span{
  display:block;
  font-size:13.5px;
  color:#A9C0BA;
  line-height:40px;
  transition:color var(--tr);
}
.f-col ul li a:hover{color:var(--c-accent-l);}
.footer-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 0 26px;
  font-size:13px;
  color:#8FA8A2;
  flex-wrap:wrap;
}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-bar{flex-direction:column;align-items:flex-start;gap:6px;}
}

/* ---------- 进场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category1 */
:root{
  --ink:#12504B;
  --ink-d:#0C3A36;
  --ink-l:#2A6E67;
  --orange:#E1662F;
  --orange-l:#F2A277;
  --gold:#D8A94B;
  --bg:#F5F4EF;
  --bg-alt:#E9EDE8;
  --card:#FFFFFF;
  --t1:#1A2422;
  --t2:#5A6866;
  --t3:#8B9694;
  --line:#DCE3DF;
  --ok:#2F7D5F;
  --warn:#C8763A;
  --err:#B54B3C;
  --r-btn:10px;
  --r-card:14px;
  --r-lg:20px;
  --sd1:0 1px 3px rgba(16,40,38,.06);
  --sd2:0 8px 24px rgba(16,40,38,.08);
  --sd3:0 18px 48px rgba(16,40,38,.12);
  --ease:.22s cubic-bezier(.2,.7,.3,1);
  --gap-sec:96px;
  --gap-sec-m:52px;
}

*,*::before,*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%}

body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  font-weight:400;
}

img{max-width:100%;display:block}
a{color:var(--ink);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease)}
a:hover{color:var(--orange)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:.01em;color:var(--t1)}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
input,textarea,button{font-family:inherit;font-size:inherit}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 顶部倒计时条 ---------- */
.topbar{
  background:var(--ink-d);
  color:#EAF1EE;
  overflow:hidden;
  max-height:60px;
  transition:max-height .3s cubic-bezier(.2,.7,.3,1),opacity .3s cubic-bezier(.2,.7,.3,1);
}
.topbar.is-collapsed{max-height:0;opacity:0}
.topbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:48px;
}
.topbar-slogan{
  margin:0;
  font-size:13px;
  color:rgba(255,255,255,.82);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  letter-spacing:.02em;
}
.countdown{display:flex;align-items:center;gap:14px}
.cd-cell{display:flex;align-items:baseline;gap:4px}
.cd-cell b{
  font-size:17px;
  font-weight:700;
  color:var(--orange-l);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.cd-cell i{font-style:normal;font-size:12px;color:rgba(255,255,255,.6)}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  height:34px;
  padding:0 16px;
  border:1px solid rgba(255,255,255,.35);
  border-radius:var(--r-btn);
  color:#fff;
  font-size:13px;
  font-weight:600;
  background:transparent;
  white-space:nowrap;
  transition:var(--ease);
}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange-l)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.92);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(150%) blur(8px);
  transition:box-shadow var(--ease),background-color var(--ease);
}
.site-header.is-scrolled{background:#fff;box-shadow:var(--sd2)}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:18px;
  height:72px;
}
.nav-left,.nav-right{display:flex;align-items:center;gap:26px}
.nav-left{justify-content:flex-start}
.nav-right{justify-content:flex-end}
.nav-link{
  position:relative;
  display:inline-block;
  padding:6px 2px;
  font-size:15px;
  color:var(--t2);
  font-weight:400;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:20%;
  right:20%;
  bottom:0;
  height:2px;
  background:var(--orange);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform var(--ease);
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}

.brand{display:flex;align-items:center;gap:10px;justify-self:center}
.brand-mark{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:10px;
  background:var(--ink);
  color:#fff;
  font-size:18px;
  font-weight:700;
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.22}
.brand-name{font-size:18px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:.01em}
.brand-sub{font-size:12px;color:var(--t3);white-space:nowrap}

.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border:none;
  border-radius:var(--r-btn);
  background:var(--orange);
  color:#fff;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:var(--ease);
  white-space:nowrap;
}
.btn-main:hover{background:#c9561f;color:#fff}
.btn-main:active{transform:translateY(1px)}
.btn-main.btn-sm{height:38px;padding:0 18px;font-size:14px}

.btn-line{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#fff;
  color:var(--ink);
  font-size:15px;
  font-weight:600;
  transition:var(--ease);
}
.btn-line:hover{border-color:var(--orange);color:var(--orange)}
.btn-line.on-dark{
  background:transparent;
  border-color:rgba(255,255,255,.55);
  color:#fff;
}
.btn-line.on-dark:hover{border-color:var(--orange);color:var(--orange-l)}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#fff;
  color:var(--ink);
  font-size:18px;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
.mobile-panel{
  display:none;
  position:absolute;
  top:100%;
  left:0;
  right:0;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--sd2);
  padding:8px 0 18px;
}
.mobile-nav{display:flex;flex-direction:column;padding:0 16px}
.mobile-link{
  display:flex;
  align-items:center;
  height:48px;
  font-size:16px;
  color:var(--t2);
  border-bottom:1px solid var(--line);
}
.mobile-link.is-active{color:var(--ink);font-weight:600;box-shadow:inset 3px 0 0 var(--orange);padding-left:12px}
.mobile-cta{margin-top:16px;width:100%}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  min-height:344px;
  display:flex;
  align-items:center;
  color:#fff;
  background-image:linear-gradient(180deg,rgba(12,58,54,.72),rgba(12,58,54,.9)),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
}
.page-hero-inner{position:relative;z-index:2;padding:56px 0 60px;max-width:760px}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.72);
  margin-bottom:18px;
}
.crumb a{color:rgba(255,255,255,.72)}
.crumb a:hover{color:var(--orange-l)}
.crumb span.sep{opacity:.55}
.crumb .current{color:var(--orange-l)}
.page-hero h1{
  color:#fff;
  font-size:36px;
  line-height:1.35;
  margin-bottom:16px;
}
.page-hero .hero-sub{
  font-size:16px;
  line-height:1.85;
  color:rgba(255,255,255,.85);
  max-width:620px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:30px;
  padding:0 12px;
  border-radius:999px;
  font-size:12px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  color:rgba(255,255,255,.9);
}

/* ---------- 通用区块 ---------- */
.sec{padding:var(--gap-sec) 0}
.sec-alt{background:var(--bg-alt)}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:22px;
  margin-bottom:40px;
}
.sec-head h2{font-size:28px}
.sec-head p{margin:10px 0 0;color:var(--t2);font-size:15px;line-height:1.85;max-width:640px}
.sec-link{
  font-size:14px;
  font-weight:600;
  color:var(--ink);
  white-space:nowrap;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.sec-link:hover{color:var(--orange)}
.sec-link i{font-size:12px}

/* ---------- 环节概览 ---------- */
.overview-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sd1);
  overflow:hidden;
}
.overview-item{
  padding:30px 26px 32px;
  border-left:1px solid var(--line);
  position:relative;
}
.overview-item:first-child{border-left:none}
.overview-item::before{
  content:"";
  position:absolute;
  top:0;left:0;
  width:100%;
  height:2px;
  background:var(--orange);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--ease);
}
.overview-item:hover::before{transform:scaleX(1)}
.overview-no{
  display:block;
  font-size:22px;
  font-weight:700;
  color:var(--gold);
  font-variant-numeric:tabular-nums;
  letter-spacing:.04em;
  margin-bottom:12px;
}
.overview-item h3{font-size:20px;margin-bottom:10px}
.overview-item p{font-size:15px;color:var(--t2);line-height:1.85;margin:0}

/* ---------- 图文交替 ---------- */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.split + .split{margin-top:var(--gap-sec)}
.split.reverse .split-text{order:2}
.split.reverse .split-media{order:1}
.split-media{
  margin:0;
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sd2);
}
.split-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  transition:transform var(--ease);
}
.split-media:hover img{transform:scale(1.03)}
.split-text h2{font-size:28px;margin-bottom:16px}
.split-text > p{color:var(--t2);font-size:16px;line-height:1.9;margin-bottom:22px}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:600;
  color:var(--ink);
  background:rgba(18,80,75,.08);
  border-radius:999px;
  padding:4px 12px;
  margin-bottom:14px;
  letter-spacing:.04em;
}
.eyebrow.on-alt{background:rgba(18,80,75,.1)}

.point-list{display:flex;flex-direction:column;gap:12px}
.point-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  font-size:15px;
  line-height:1.8;
  color:var(--t2);
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:14px 18px;
  box-shadow:var(--sd1);
  transition:var(--ease);
}
.point-list li:hover{box-shadow:var(--sd2);transform:translateY(-2px)}
.point-list .pt-no{
  flex:0 0 auto;
  font-size:13px;
  font-weight:700;
  color:var(--orange);
  font-variant-numeric:tabular-nums;
  padding-top:2px;
}

/* ---------- 数据条 ---------- */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.stat-item{
  padding:34px 24px;
  border-left:1px solid var(--line);
  text-align:left;
}
.stat-item:first-child{border-left:none}
.stat-item i{
  font-size:18px;
  color:var(--gold);
  margin-bottom:12px;
  display:block;
}
.stat-num{
  font-size:30px;
  font-weight:700;
  color:var(--ink);
  font-variant-numeric:tabular-nums;
  letter-spacing:.01em;
  line-height:1.2;
}
.stat-num small{font-size:15px;font-weight:600;margin-left:4px;color:var(--ink-l)}
.stat-label{
  display:block;
  margin-top:8px;
  font-size:14px;
  color:var(--t2);
}

/* ---------- FAQ ---------- */
.faq-layout{
  display:grid;
  grid-template-columns:340px 1fr;
  gap:56px;
  align-items:start;
}
.faq-aside{position:sticky;top:104px}
.faq-aside h2{font-size:28px;margin-bottom:14px}
.faq-aside p{color:var(--t2);font-size:15px;line-height:1.85}
.faq-acc .accordion-item{
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--card);
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--sd1);
}
.faq-acc .accordion-button{
  background:var(--card);
  color:var(--t1);
  font-size:17px;
  font-weight:600;
  padding:20px 22px;
  box-shadow:none;
  border-radius:0;
  line-height:1.6;
}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--ink);
  background:var(--card);
  box-shadow:inset 3px 0 0 var(--orange);
}
.faq-acc .accordion-button:focus{box-shadow:inset 3px 0 0 var(--orange)}
.faq-acc .accordion-button::after{
  width:14px;height:14px;background-size:14px;
}
.faq-acc .accordion-body{
  padding:0 22px 22px;
  font-size:15px;
  line-height:1.9;
  color:var(--t2);
}

/* ---------- CTA 与表单 ---------- */
.cta-band{
  background:
    repeating-linear-gradient(90deg,rgba(255,255,255,.03) 0 2px,transparent 2px 6px),
    linear-gradient(135deg,var(--ink-d) 0%,var(--ink) 100%);
  border-radius:var(--r-lg);
  padding:56px;
  display:grid;
  grid-template-columns:1fr 420px;
  gap:48px;
  align-items:center;
  color:#fff;
  box-shadow:var(--sd3);
}
.cta-text h2{color:#fff;font-size:28px;margin-bottom:14px}
.cta-text p{color:rgba(255,255,255,.82);font-size:16px;line-height:1.85;margin-bottom:20px}
.cta-points{display:flex;flex-direction:column;gap:12px}
.cta-points li{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:15px;
  color:rgba(255,255,255,.9);
}
.cta-points i{color:var(--orange-l);font-size:14px}

.form-card{
  background:var(--card);
  border-radius:var(--r-card);
  padding:28px;
  box-shadow:var(--sd3);
  color:var(--t1);
}
.form-card h3{font-size:20px;margin-bottom:6px}
.form-card .form-note{font-size:13px;color:var(--t3);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{
  display:block;
  font-size:13px;
  font-weight:600;
  color:var(--t2);
  margin-bottom:7px;
}
.field .control{
  width:100%;
  height:48px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#fff;
  color:var(--t1);
  transition:var(--ease);
}
.field textarea.control{height:auto;min-height:112px;padding:12px 14px;line-height:1.8;resize:vertical}
.field .control:focus{
  border-color:var(--orange);
  background:#FEF7F2;
  outline:none;
  box-shadow:0 0 0 3px rgba(225,102,47,.14);
}
.field .err-msg{display:none;margin-top:6px;font-size:13px;color:var(--err)}
.field.has-error .control{border-color:var(--err)}
.field.has-error .err-msg{display:block}
.form-ok{
  display:none;
  margin-top:14px;
  font-size:13px;
  color:var(--ok);
  background:rgba(47,125,95,.08);
  border:1px solid rgba(47,125,95,.25);
  border-radius:var(--r-btn);
  padding:10px 14px;
}
.form-ok.show{display:block}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:var(--gap-sec);
  background:var(--ink-d);
  color:rgba(255,255,255,.78);
  padding:72px 0 0;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;
  width:40px;height:6px;
  background:var(--orange);
}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr;
  gap:44px;
  padding-bottom:48px;
  border-bottom:1px solid rgba(255,255,255,.2);
}
.f-logo{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:18px;
}
.f-logo .brand-mark{background:var(--orange)}
.f-logo span:last-child{
  font-size:18px;
  font-weight:700;
  color:#fff;
  letter-spacing:.01em;
}
.f-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.7);margin-bottom:12px}
.f-contact{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.6);
  margin-bottom:8px;
}
.f-contact i{color:var(--gold)}
.f-col h4{
  font-size:15px;
  color:#fff;
  margin-bottom:18px;
  font-weight:700;
}
.f-col ul{display:flex;flex-direction:column;gap:2px}
.f-col li a,.f-col li span{
  display:block;
  font-size:14px;
  line-height:40px;
  color:rgba(255,255,255,.7);
}
.f-col li a:hover{color:var(--orange-l)}
.footer-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 0;
  font-size:13px;
  color:rgba(255,255,255,.55);
  flex-wrap:wrap;
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease,transform .5s cubic-bezier(.2,.7,.3,1)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (min-width:1400px){
  .container{max-width:1280px}
}

@media (max-width:1199px){
  .sec{padding:80px 0}
  .split{gap:40px}
  .faq-layout{grid-template-columns:280px 1fr;gap:40px}
  .cta-band{grid-template-columns:1fr 380px;gap:36px;padding:44px}
  .overview-grid{grid-template-columns:repeat(2,1fr)}
  .overview-item:nth-child(3){border-left:none}
  .overview-item:nth-child(3),
  .overview-item:nth-child(4){border-top:1px solid var(--line)}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(3){border-left:none}
  .stat-item:nth-child(3),
  .stat-item:nth-child(4){border-top:1px solid var(--line)}
}

@media (max-width:991px){
  .nav-wrap{grid-template-columns:auto 1fr auto;height:64px}
  .brand{grid-column:2;justify-self:start;margin-left:6px}
  .nav-left,.nav-right{display:none}
  .nav-toggle{display:inline-flex;grid-column:3;justify-self:end}
  .site-header.is-open .mobile-panel{display:block}
  .brand-sub{display:none}
  .faq-layout{grid-template-columns:1fr;gap:28px}
  .faq-aside{position:static}
  .cta-band{grid-template-columns:1fr;padding:36px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .split{grid-template-columns:1fr;gap:28px}
  .split.reverse .split-text{order:1}
  .split.reverse .split-media{order:2}
  .split + .split{margin-top:64px}
  .page-hero{min-height:0}
  .page-hero h1{font-size:28px}
  .sec{padding:var(--gap-sec-m) 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px}
  .site-footer{margin-top:var(--gap-sec-m)}
}

@media (max-width:575px){
  body{font-size:16px}
  .container{padding:0 16px}
  .topbar-inner{height:44px;gap:12px}
  .topbar-slogan{font-size:12px}
  .cd-cell b{font-size:15px}
  .cd-cell i{display:none}
  .btn-ghost{height:30px;padding:0 12px;font-size:12px}
  .page-hero h1{font-size:26px}
  .page-hero .hero-sub{font-size:15px}
  .page-hero-inner{padding:40px 0 44px}
  .sec-head h2,.split-text h2,.faq-aside h2,.cta-text h2{font-size:21px}
  .overview-grid{grid-template-columns:1fr}
  .overview-item{border-left:none;border-top:1px solid var(--line)}
  .overview-item:first-child{border-top:none}
  .stat-strip{grid-template-columns:1fr}
  .stat-item{border-left:none;border-top:1px solid var(--line);padding:24px 18px}
  .stat-item:first-child{border-top:none}
  .cta-band{padding:28px 20px;border-radius:var(--r-card)}
  .form-card{padding:22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bar{flex-direction:column;align-items:flex-start;gap:6px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn-main,.hero-actions .btn-line{width:100%}
}

/* roulang page: category2 */
:root{
  --ink:#12504B;
  --ink-deep:#0C3A36;
  --ink-light:#2A6E67;
  --accent:#E1662F;
  --accent-dark:#C95725;
  --accent-light:#F2A277;
  --gold:#D8A94B;
  --bg:#F5F4EF;
  --bg-2:#E9EDE8;
  --card:#FFFFFF;
  --text:#1A2422;
  --text-2:#5A6866;
  --text-3:#8B9694;
  --border:#DCE3DF;
  --ok:#2F7D5F;
  --r-btn:10px;
  --r-card:14px;
  --r-block:20px;
  --r-pill:999px;
  --sd1:0 1px 3px rgba(16,40,38,.06);
  --sd2:0 8px 24px rgba(16,40,38,.08);
  --sd3:0 18px 48px rgba(16,40,38,.12);
  --t:.22s cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block}
a{color:var(--ink);text-decoration:none;transition:color var(--t),border-color var(--t),background-color var(--t)}
a:hover{color:var(--accent)}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:.01em}
h1{font-size:36px}
h2{font-size:28px}
h3{font-size:20px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container{max-width:1280px}}
@media (max-width:575.98px){.container{padding:0 16px}}

/* ---------- 顶部倒计时条 ---------- */
.top-bar{
  background:var(--ink-deep);
  color:#D9E7E4;
  font-size:14px;
  height:48px;
  overflow:hidden;
  transition:height var(--t),opacity var(--t);
}
.top-bar.is-hidden{height:0;opacity:0}
.top-bar .container{
  height:48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.bar-slogan{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-slogan i{color:var(--accent-light)}
.countdown{display:flex;align-items:center;gap:10px;font-variant-numeric:tabular-nums;font-weight:700;white-space:nowrap}
.countdown .unit{display:flex;align-items:baseline;gap:3px;color:var(--accent-light);font-size:17px}
.countdown .unit small{font-size:12px;font-weight:400;color:rgba(217,231,228,.7)}
.bar-btn{
  display:inline-flex;align-items:center;
  height:30px;padding:0 14px;
  border:1px solid rgba(255,255,255,.45);
  border-radius:var(--r-pill);
  color:#fff;font-size:13px;
  white-space:nowrap;
  transition:background-color var(--t),border-color var(--t);
}
.bar-btn:hover{background:rgba(225,102,47,.9);border-color:var(--accent);color:#fff}
@media (max-width:767.98px){
  .top-bar{height:44px}
  .top-bar .container{height:44px;gap:10px}
  .bar-slogan{max-width:42%}
  .countdown .unit{font-size:15px}
  .bar-btn{display:none}
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(255,255,255,.9);
  border-bottom:1px solid var(--border);
  transition:background-color var(--t),box-shadow var(--t);
}
.site-header.is-stuck{background:#fff;box-shadow:var(--sd2)}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  height:72px;
  position:relative;
}
.nav-left,.nav-right{display:flex;align-items:center;gap:26px;flex:1}
.nav-right{justify-content:flex-end}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--text-2);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:20%;bottom:-2px;width:60%;height:2px;
  background:var(--accent);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform var(--t);
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:var(--ink);
  color:#fff;
  display:grid;place-items:center;
  font-size:17px;font-weight:700;
  box-shadow:var(--sd1);
}
.brand-text{
  display:flex;flex-direction:column;
  font-size:19px;font-weight:700;color:var(--ink);
  line-height:1.2;
  letter-spacing:.01em;
}
.brand-text em{font-style:normal;font-size:12px;font-weight:400;color:var(--text-3);letter-spacing:.08em;margin-top:2px}
.brand:hover .brand-text{color:var(--ink-light)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;
  font-size:15px;font-weight:600;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  cursor:pointer;
  transition:background-color var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark);color:#fff;box-shadow:var(--sd2)}
.btn-accent:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--ink)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);background:#FDF2EC}
.btn-light-ghost{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-light-ghost:hover{border-color:var(--accent-light);color:#fff;background:rgba(255,255,255,.1)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.nav-cta{height:40px;padding:0 18px;font-size:14px}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--border);
  border-radius:var(--r-btn);
  background:#fff;color:var(--ink);
  align-items:center;justify-content:center;
  font-size:17px;
}
.nav-toggle:hover{border-color:var(--accent);color:var(--accent)}
.mobile-panel{
  display:none;
  border-top:1px solid var(--border);
  background:#fff;
  box-shadow:var(--sd2);
  padding:8px 0 20px;
}
.mobile-panel.is-open{display:block}
.mobile-panel .m-link{
  display:flex;align-items:center;
  height:44px;padding:0 4px;
  font-size:16px;color:var(--text-2);
  border-bottom:1px solid var(--border);
}
.mobile-panel .m-link:hover{color:var(--accent)}
.mobile-panel .m-link.is-active{color:var(--ink);font-weight:600}
.mobile-panel .btn{width:100%;margin-top:16px}
@media (max-width:991.98px){
  .nav-left,.nav-right{display:none}
  .nav-toggle{display:inline-flex}
  .nav-wrap{height:64px}
  .brand-mark{width:34px;height:34px;font-size:15px}
  .brand-text{font-size:17px}
}

/* ---------- 页头 ---------- */
.page-head{
  position:relative;
  overflow:hidden;
  background:var(--bg-2);
  border-bottom:1px solid var(--border);
  padding:52px 0 44px;
}
.page-head::before{
  content:"";
  position:absolute;inset:0;
  background:repeating-linear-gradient(0deg,rgba(18,80,75,.045) 0 1px,transparent 1px 8px);
  pointer-events:none;
}
.page-head .container{position:relative;z-index:1;max-width:1200px}
.breadcrumb-nav{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:14px}
.breadcrumb-nav a{color:var(--text-3)}
.breadcrumb-nav a:hover{color:var(--accent)}
.breadcrumb-nav .current{color:var(--ink)}
.page-head h1{margin-bottom:14px;max-width:900px}
.page-head .lead{font-size:17px;color:var(--text-2);max-width:720px}
.head-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;
  font-size:12px;font-weight:600;
  border-radius:var(--r-pill);
  background:#DCEAE6;color:var(--ink);
  border:1px solid #C9DED8;
}
.badge-pill.is-gold{background:#F6EDD8;color:#8A6520;border-color:#E9D9B2}
.badge-pill.is-accent{background:var(--accent);color:#fff;border-color:var(--accent)}
@media (max-width:575.98px){
  .page-head{padding:36px 0 32px}
  .page-head h1{font-size:26px}
}

/* ---------- 索引 + 卡片 ---------- */
.module-index{padding:88px 0}
.index-grid{display:grid;grid-template-columns:240px minmax(0,1fr);gap:48px;align-items:start}
.index-side{position:sticky;top:104px}
.side-title{font-size:13px;color:var(--text-3);letter-spacing:.1em;margin-bottom:12px;padding-left:14px}
.anchor-link{
  display:block;
  padding:10px 14px;
  font-size:15px;
  color:var(--text-2);
  border-left:2px solid var(--border);
  transition:all var(--t);
}
.anchor-link:hover{color:var(--ink);background:#fff;border-left-color:var(--accent-light)}
.anchor-link.is-current{color:var(--ink);font-weight:600;background:#fff;border-left-color:var(--accent);box-shadow:var(--sd1)}
.side-note{
  margin-top:20px;
  padding:16px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  box-shadow:var(--sd1);
  font-size:13px;
  color:var(--text-2);
  line-height:1.8;
}
.side-note strong{display:block;color:var(--ink);font-size:14px;margin-bottom:6px}
.module-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.mod-card{
  display:flex;flex-direction:column;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--r-card);
  box-shadow:var(--sd1);
  overflow:hidden;
  scroll-margin-top:110px;
  transition:transform var(--t),box-shadow var(--t);
}
.mod-card:hover{transform:translateY(-3px);box-shadow:var(--sd2)}
.mod-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-2)}
.mod-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t)}
.mod-card:hover .mod-media img{transform:scale(1.03)}
.mod-badge{
  position:absolute;left:12px;top:12px;
  padding:4px 11px;
  font-size:12px;font-weight:600;
  border-radius:var(--r-pill);
  background:rgba(12,58,54,.88);
  color:#fff;
  font-variant-numeric:tabular-nums;
}
.mod-body{display:flex;flex-direction:column;gap:10px;padding:20px;flex:1}
.mod-body h3{font-size:20px;position:relative;padding-left:14px}
.mod-body h3::before{
  content:"";position:absolute;left:0;top:9px;
  width:6px;height:6px;border-radius:2px;background:var(--accent);
}
.mod-body p{font-size:15px;line-height:1.8;color:var(--text-2)}
.text-link{font-size:14px;font-weight:600;color:var(--ink);margin-top:auto;display:inline-flex;align-items:center;gap:6px}
.text-link:hover{color:var(--accent)}
.text-link i{transition:transform var(--t)}
.text-link:hover i{transform:translateX(3px)}
@media (max-width:991.98px){
  .module-index{padding:56px 0}
  .index-grid{grid-template-columns:1fr;gap:28px}
  .index-side{position:static}
  .anchor-list{display:flex;flex-wrap:wrap;gap:8px}
  .anchor-link{border-left:0;border:1px solid var(--border);border-radius:var(--r-pill);padding:6px 14px;font-size:14px;background:#fff}
  .anchor-link.is-current{border-color:var(--accent);color:var(--accent)}
  .side-note{display:none}
}

/* ---------- 对照表 ---------- */
.compare-section{padding:0 0 88px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-head p{font-size:15px;color:var(--text-2);margin-top:8px;max-width:620px}
.table-wrap{
  overflow-x:auto;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  box-shadow:var(--sd1);
}
table.compare{width:100%;min-width:660px;border-collapse:collapse}
.compare th{
  background:#DFEAE6;
  color:var(--ink);
  font-size:14px;font-weight:600;
  text-align:left;
  padding:15px 20px;
  border-bottom:1px solid var(--border);
  white-space:nowrap;
}
.compare td{
  padding:15px 20px;
  font-size:15px;
  color:var(--text-2);
  border-bottom:1px solid var(--border);
  vertical-align:top;
}
.compare tbody tr:last-child td{border-bottom:0}
.compare tbody tr:hover{background:#F7FAF8}
.compare td.name{color:var(--text);font-weight:600}
.state{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--ok);font-weight:600}
.state::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ok)}

/* ---------- 数据条 ---------- */
.stats-band{background:var(--bg-2);padding:56px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat-item{padding:6px 26px;border-left:1px solid #CFDAD6}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-item .num{
  font-size:30px;font-weight:700;color:var(--ink);
  font-variant-numeric:tabular-nums;line-height:1.2;
  display:flex;align-items:baseline;gap:4px;
}
.stat-item .num span{font-size:15px;font-weight:600;color:var(--accent)}
.stat-item p{font-size:14px;color:var(--text-2);margin-top:6px}
@media (max-width:767.98px){
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px 0}
  .stat-item{padding:0 16px}
  .stat-item:nth-child(odd){border-left:0;padding-left:0}
  .stat-item .num{font-size:24px}
}

/* ---------- 相关分类 ---------- */
.related{padding:64px 0}
.tag-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
.tag-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 20px;
  font-size:15px;
  border:1px solid var(--border);
  border-radius:var(--r-pill);
  background:#fff;
  color:var(--ink);
  transition:all var(--t);
}
.tag-link:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.tag-link.is-current{background:var(--ink);border-color:var(--ink);color:#fff}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(160deg,var(--ink-deep) 0%,var(--ink) 100%);
  border-radius:var(--r-block);
  padding:48px;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:36px;
  align-items:center;
  color:#fff;
  box-shadow:var(--sd3);
}
.cta-band h2{color:#fff;margin-bottom:12px}
.cta-band .cta-desc{font-size:16px;color:rgba(255,255,255,.78);max-width:520px}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.cta-points li{display:flex;align-items:center;gap:10px;font-size:15px;color:rgba(255,255,255,.9)}
.cta-points i{color:var(--accent-light)}
.cta-actions{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.cta-actions .btn{width:100%}
.cta-note{font-size:13px;color:rgba(255,255,255,.6)}
@media (max-width:991.98px){
  .cta-band{grid-template-columns:1fr;padding:32px 24px;gap:26px}
}

/* ---------- FAQ ---------- */
.faq-section{padding:88px 0 96px}
.faq-grid{display:grid;grid-template-columns:300px minmax(0,1fr);gap:48px;align-items:start}
.faq-aside{position:sticky;top:104px}
.faq-aside h2{margin-bottom:12px}
.faq-aside p{font-size:15px;color:var(--text-2)}
.faq-aside .aside-line{width:40px;height:3px;background:var(--accent);margin:18px 0}
.faq-accordion .accordion-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--sd1);
}
.faq-accordion .accordion-button{
  font-size:17px;
  font-weight:600;
  color:var(--text);
  background:#fff;
  padding:18px 22px;
  line-height:1.6;
  box-shadow:none;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--ink);
  background:#F2F7F5;
  border-left:3px solid var(--accent);
  padding-left:19px;
}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:2px solid var(--accent);outline-offset:-2px}
.faq-accordion .accordion-button::after{
  width:14px;height:14px;background-size:14px;
  filter:invert(28%) sepia(19%) saturate(1200%) hue-rotate(120deg);
}
.faq-accordion .accordion-body{
  font-size:16px;
  line-height:1.9;
  color:var(--text-2);
  padding:2px 22px 20px;
}
@media (max-width:991.98px){
  .faq-section{padding:56px 0}
  .faq-grid{grid-template-columns:1fr;gap:24px}
  .faq-aside{position:static}
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--ink-deep);
  color:#D7E3E0;
  padding:76px 0 0;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:50%;transform:translateX(-50%);
  width:40px;height:3px;
  background:var(--accent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:52px;
}
.f-logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:#fff;margin-bottom:18px}
.f-logo .brand-mark{background:var(--accent)}
.f-brand p{font-size:14px;line-height:1.85;color:rgba(215,227,224,.76);margin-bottom:10px}
.f-contact{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(215,227,224,.76)}
.f-contact i{color:var(--accent-light)}
.f-col h4{font-size:15px;color:#fff;margin-bottom:16px}
.f-col li a,.f-col li span{
  display:block;
  font-size:14px;
  color:rgba(215,227,224,.76);
  line-height:2.2;
  transition:color var(--t);
}
.f-col li a:hover{color:var(--accent-light)}
.footer-bar{
  border-top:1px solid rgba(255,255,255,.2);
  padding:20px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(215,227,224,.6);
}
@media (max-width:991.98px){
  .site-footer{padding:56px 0 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .f-col li a,.f-col li span{line-height:2.4}
}

/* ---------- 动效 ---------- */
.js-ready .reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.3,1)}
.js-ready .reveal.is-in{opacity:1;transform:none}

/* roulang page: category3 */
:root{
  --c-primary:#12504B;
  --c-primary-dark:#0C3A36;
  --c-primary-light:#2A6E67;
  --c-accent:#E1662F;
  --c-accent-light:#F2A277;
  --c-gold:#D8A94B;
  --c-bg:#F5F4EF;
  --c-bg-alt:#E9EDE8;
  --c-card:#FFFFFF;
  --c-text:#1A2422;
  --c-text-mid:#5A6866;
  --c-text-weak:#8B9694;
  --c-border:#DCE3DF;
  --c-success:#2F7D5F;
  --c-warn:#C8763A;
  --c-error:#B54B3C;
  --r-btn:10px;
  --r-card:14px;
  --r-block:20px;
  --sd1:0 1px 3px rgba(16,40,38,.06);
  --sd2:0 8px 24px rgba(16,40,38,.08);
  --sd3:0 18px 48px rgba(16,40,38,.12);
  --t:.22s cubic-bezier(.2,.7,.3,1);
  --font-base:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:var(--font-base);
  font-size:17px;
  line-height:1.9;
  font-weight:400;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--c-accent)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--c-accent);
  outline-offset:2px;
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;width:100%}
@media (min-width:1400px){.container{max-width:1280px}}

/* ============ 倒计时条 ============ */
.countdown-bar{
  background:var(--c-primary-dark);
  color:#EAF1EF;
  height:48px;
  overflow:hidden;
  transition:max-height var(--t),opacity var(--t),transform var(--t);
  max-height:60px;
}
.countdown-bar.is-hidden{max-height:0;opacity:0;transform:translateY(-100%)}
.cd-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;gap:20px;
}
.cd-slogan{
  font-size:14px;color:#CFE0DC;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  display:flex;align-items:center;gap:8px;
}
.cd-slogan i{color:var(--c-gold)}
.cd-timer{display:flex;align-items:center;gap:8px}
.cd-seg{
  display:flex;align-items:baseline;gap:3px;
  background:rgba(255,255,255,.07);
  border-radius:8px;padding:3px 9px;
}
.cd-num{
  font-variant-numeric:tabular-nums;
  font-weight:700;font-size:16px;color:var(--c-accent-light);
}
.cd-label{font-size:11px;color:#A9C2BC}
.cd-btn{
  border:1px solid rgba(255,255,255,.45);
  color:#F2F7F5;border-radius:8px;font-size:13px;
  padding:5px 14px;background:transparent;white-space:nowrap;
  transition:all var(--t);
}
.cd-btn:hover{border-color:var(--c-accent);color:#fff;background:rgba(225,102,47,.22)}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-border);
  transition:box-shadow var(--t),background var(--t);
}
.site-header.is-scrolled{background:#fff;box-shadow:var(--sd2)}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:16px;
}
.nav-left,.nav-right{display:flex;align-items:center;gap:26px;flex:1 1 0}
.nav-right{justify-content:flex-end}
.nav-link{
  position:relative;
  font-size:15px;color:var(--c-text-mid);padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:20%;right:20%;bottom:0;height:2px;
  background:var(--c-accent);border-radius:2px;
  transform:scaleX(0);transform-origin:center;
  transition:transform var(--t);
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--c-primary);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}

.brand{
  display:flex;align-items:center;gap:10px;
  flex:0 0 auto;text-align:left;
}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(140deg,var(--c-primary) 0%,var(--c-primary-dark) 100%);
  color:#F4E6C8;display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:700;letter-spacing:0;
  box-shadow:var(--sd1);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{
  font-size:18px;font-weight:700;color:var(--c-primary-dark);letter-spacing:.01em;
}
.brand-text em{
  font-style:normal;font-size:11px;color:var(--c-text-weak);letter-spacing:.06em;
}
.btn-nav{
  background:var(--c-accent);color:#fff;border-radius:var(--r-btn);
  font-size:14px;font-weight:600;padding:9px 18px;white-space:nowrap;
  box-shadow:var(--sd1);transition:all var(--t);
}
.btn-nav:hover{background:#C9571F;color:#fff;box-shadow:var(--sd2)}
.btn-nav:active{transform:translateY(1px)}

.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--c-border);
  border-radius:10px;background:#fff;padding:0;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-primary);border-radius:2px;transition:all var(--t)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

.mobile-panel{
  display:none;
  border-top:1px solid var(--c-border);
  background:#fff;
  padding:8px 0 16px;
}
.mobile-panel.is-open{display:block}
.mobile-panel a{
  display:block;line-height:44px;font-size:15px;color:var(--c-text-mid);
  padding:0 24px;border-bottom:1px solid var(--c-border);
}
.mobile-panel a.is-active{color:var(--c-primary);font-weight:600;border-left:3px solid var(--c-accent)}
.mobile-panel .m-cta{
  margin:14px 24px 0;text-align:center;background:var(--c-accent);color:#fff;
  border-radius:var(--r-btn);border-bottom:none;font-weight:600;
}

/* ============ 页头横幅（左图右文） ============ */
.page-hero{
  background:var(--c-card);
  border-bottom:1px solid var(--c-border);
  padding:44px 0 56px;
}
.hero-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
}
.hero-copy .breadcrumb-line{
  font-size:13px;color:var(--c-text-weak);margin-bottom:14px;
}
.breadcrumb-line a{color:var(--c-text-weak)}
.breadcrumb-line a:hover{color:var(--c-accent)}
.breadcrumb-line .sep{margin:0 7px;color:var(--c-border)}
.breadcrumb-line .cur{color:var(--c-primary);font-weight:600}
.hero-copy h1{
  font-size:36px;color:var(--c-primary-dark);margin-bottom:16px;
}
.hero-copy .hero-sub{
  font-size:17px;color:var(--c-text-mid);margin-bottom:22px;max-width:520px;
}
.hero-points{display:flex;flex-direction:column;gap:10px;margin-bottom:26px}
.hero-points li{
  display:flex;align-items:flex-start;gap:9px;
  font-size:15px;color:var(--c-text-mid);
}
.hero-points i{color:var(--c-accent);margin-top:6px;font-size:13px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.btn-main{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-accent);color:#fff;font-weight:600;font-size:15px;
  border-radius:var(--r-btn);padding:12px 24px;box-shadow:var(--sd2);
  transition:all var(--t);
}
.btn-main:hover{background:#C9571F;color:#fff;transform:translateY(-2px)}
.btn-main:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--c-primary);color:var(--c-primary);
  font-weight:600;font-size:15px;border-radius:var(--r-btn);
  padding:11px 22px;background:transparent;transition:all var(--t);
}
.btn-ghost:hover{border-color:var(--c-accent);color:var(--c-accent);background:rgba(225,102,47,.06)}
.hero-media{
  position:relative;border-radius:var(--r-block);overflow:hidden;
  box-shadow:var(--sd3);aspect-ratio:16/11;background:var(--c-bg-alt);
}
.hero-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.hero-media:hover img{transform:scale(1.03)}
.hero-media .img-tag{
  position:absolute;left:16px;bottom:16px;
  background:rgba(12,58,54,.86);color:#EAF1EF;
  font-size:12px;padding:5px 12px;border-radius:999px;
  display:inline-flex;align-items:center;gap:6px;
}
.hero-media .img-tag i{color:var(--c-gold)}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-alt{background:var(--c-bg-alt)}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:40px;flex-wrap:wrap;
}
.section-head h2{font-size:28px;color:var(--c-primary-dark);position:relative;padding-left:18px}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;
  border-radius:3px;background:var(--c-accent);
}
.section-head .head-note{font-size:15px;color:var(--c-text-mid);max-width:520px}
.section-head .head-link{font-size:14px;color:var(--c-primary);font-weight:600;white-space:nowrap}
.section-head .head-link i{margin-left:6px;transition:transform var(--t);font-size:12px}
.section-head .head-link:hover i{transform:translateX(3px)}

/* ============ 准备清单 ============ */
.prep-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.prep-card{
  background:var(--c-card);border:1px solid var(--c-border);
  border-radius:var(--r-card);padding:28px 24px;box-shadow:var(--sd1);
  position:relative;overflow:hidden;transition:all var(--t);
}
.prep-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-primary);
}
.prep-card:hover{transform:translateY(-3px);box-shadow:var(--sd2);border-color:#CFDAD5}
.prep-card .prep-no{
  font-variant-numeric:tabular-nums;font-size:13px;font-weight:700;
  color:var(--c-accent);letter-spacing:.14em;display:block;margin-bottom:12px;
}
.prep-card h3{font-size:20px;color:var(--c-primary-dark);margin-bottom:10px}
.prep-card p{font-size:15px;color:var(--c-text-mid);line-height:1.85}
.prep-card .prep-base{
  display:inline-block;margin-top:14px;font-size:12px;
  background:rgba(18,80,75,.08);color:var(--c-primary);
  border-radius:999px;padding:4px 12px;
}

/* ============ 时间轴 ============ */
.timeline{position:relative;padding-left:0;max-width:900px;margin:0 auto}
.tl-item{
  position:relative;display:grid;grid-template-columns:74px 1fr;gap:24px;
  padding-bottom:44px;
}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:36px;top:74px;bottom:0;width:1px;
  background:var(--c-border);
}
.tl-item:last-child::before{display:none}
.tl-dot{
  width:74px;height:74px;border-radius:50%;
  background:var(--c-card);border:1px solid var(--c-border);
  box-shadow:var(--sd1);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:700;color:var(--c-primary);
  font-variant-numeric:tabular-nums;position:relative;z-index:1;
  transition:all var(--t);
}
.tl-item:hover .tl-dot{
  border-color:var(--c-accent);color:var(--c-accent);
  box-shadow:0 0 0 6px rgba(225,102,47,.08),var(--sd2);
}
.tl-body{
  background:var(--c-card);border:1px solid var(--c-border);
  border-radius:var(--r-card);padding:26px 28px;box-shadow:var(--sd1);
  transition:all var(--t);
}
.tl-item:hover .tl-body{box-shadow:var(--sd2);border-color:#CFDAD5;transform:translateY(-3px)}
.tl-body h3{font-size:20px;color:var(--c-primary-dark);margin-bottom:10px}
.tl-body p{font-size:15px;color:var(--c-text-mid);line-height:1.9}
.tl-tag{
  display:inline-flex;align-items:center;gap:7px;margin-top:14px;
  font-size:13px;color:var(--c-primary);
  background:rgba(18,80,75,.07);border-radius:999px;padding:5px 13px;
}
.tl-tag i{color:var(--c-success);font-size:12px}

/* ============ 亮点图墙 ============ */
.wall-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.wall-item{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  background:var(--c-card);box-shadow:var(--sd1);
  border:1px solid rgba(216,169,75,.35);
  transition:all var(--t);
}
.wall-item:nth-child(3){grid-column:1/-1}
.wall-item img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .45s var(--ease)}
.wall-item:nth-child(3) img{aspect-ratio:32/9}
.wall-item:hover{box-shadow:var(--sd2)}
.wall-item:hover img{transform:scale(1.03)}
.wall-cap{
  position:absolute;left:0;right:0;bottom:0;
  padding:34px 20px 16px;
  background:linear-gradient(to top,rgba(12,58,54,.86),rgba(12,58,54,0));
  color:#fff;
}
.wall-cap h3{font-size:17px;color:#fff;margin-bottom:4px}
.wall-cap span{font-size:13px;color:rgba(255,255,255,.78)}
.wall-badge{
  position:absolute;left:16px;top:16px;
  background:rgba(255,255,255,.92);color:var(--c-primary);
  font-size:12px;font-weight:600;border-radius:999px;padding:4px 12px;
}

/* ============ 速查数据条 ============ */
.stat-row{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--c-card);border:1px solid var(--c-border);
  border-radius:var(--r-block);box-shadow:var(--sd1);overflow:hidden;
}
.stat-item{
  padding:30px 22px;text-align:center;position:relative;
}
.stat-item + .stat-item::before{
  content:"";position:absolute;left:0;top:22%;bottom:22%;width:1px;background:var(--c-border);
}
.stat-item i{font-size:20px;color:var(--c-gold);display:block;margin-bottom:10px}
.stat-item strong{
  display:block;font-size:30px;font-weight:700;color:var(--c-primary-dark);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.stat-item span{display:block;font-size:14px;color:var(--c-text-mid);margin-top:6px}

/* ============ FAQ ============ */
.faq-layout{display:grid;grid-template-columns:300px 1fr;gap:56px;align-items:start}
.faq-side{position:sticky;top:110px}
.faq-side h2{font-size:28px;color:var(--c-primary-dark);margin-bottom:12px}
.faq-side p{font-size:15px;color:var(--c-text-mid)}
.faq-side .faq-line{width:40px;height:3px;background:var(--c-accent);border-radius:3px;margin:18px 0}
.faq-acc{max-width:860px}
.faq-acc .accordion-item{
  border:1px solid var(--c-border);border-radius:var(--r-card);
  background:var(--c-card);margin-bottom:14px;overflow:hidden;box-shadow:var(--sd1);
}
.faq-acc .accordion-button{
  background:var(--c-card);color:var(--c-primary-dark);
  font-size:17px;font-weight:600;padding:20px 22px;
  border-radius:var(--r-card);box-shadow:none;
}
.faq-acc .accordion-button:not(.collapsed){
  background:var(--c-card);color:var(--c-primary);
  box-shadow:inset 3px 0 0 var(--c-accent);
}
.faq-acc .accordion-button:focus{box-shadow:inset 3px 0 0 var(--c-accent);border-color:transparent}
.faq-acc .accordion-button::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2312504B'%3E%3Cpath d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
  width:14px;height:14px;background-size:14px;
}
.faq-acc .accordion-body{
  padding:0 22px 22px;font-size:15px;color:var(--c-text-mid);line-height:1.9;
}

/* ============ CTA 行 ============ */
.cta-strip{
  background:linear-gradient(150deg,var(--c-primary) 0%,var(--c-primary-dark) 100%);
  border-radius:var(--r-block);padding:48px;color:#EAF1EF;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  flex-wrap:wrap;position:relative;overflow:hidden;box-shadow:var(--sd3);
}
.cta-strip::before{
  content:"";position:absolute;left:48px;top:0;width:40px;height:6px;
  background:var(--c-accent);border-radius:0 0 3px 3px;
}
.cta-copy{max-width:620px}
.cta-copy h2{font-size:28px;color:#fff;margin-bottom:12px}
.cta-copy p{font-size:15px;color:rgba(234,241,239,.82);margin-bottom:16px}
.cta-points{display:flex;flex-wrap:wrap;gap:18px}
.cta-points li{font-size:14px;color:rgba(234,241,239,.9);display:flex;align-items:center;gap:8px}
.cta-points i{color:var(--c-gold);font-size:13px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn-light-solid{
  background:var(--c-accent);color:#fff;font-weight:600;font-size:15px;
  border-radius:var(--r-btn);padding:13px 26px;transition:all var(--t);
}
.btn-light-solid:hover{background:#C9571F;color:#fff;transform:translateY(-2px)}
.btn-light-ghost{
  border:1px solid rgba(255,255,255,.5);color:#fff;font-weight:600;font-size:15px;
  border-radius:var(--r-btn);padding:12px 25px;transition:all var(--t);
}
.btn-light-ghost:hover{border-color:var(--c-accent-light);color:#fff;background:rgba(225,102,47,.24)}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-primary-dark);color:#D7E3E0;
  padding:72px 0 0;margin-top:96px;position:relative;
}
.site-footer::before{
  content:"";position:absolute;left:24px;top:0;width:40px;height:6px;
  background:var(--c-accent);border-radius:0 0 3px 3px;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.16);
}
.f-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.f-logo .brand-mark{
  width:36px;height:36px;font-size:18px;
  background:rgba(255,255,255,.1);color:var(--c-gold);
}
.f-logo span:last-child{font-size:18px;font-weight:700;color:#fff}
.f-brand p{font-size:14px;color:rgba(215,227,224,.72);line-height:1.9;margin-bottom:10px}
.f-contact{display:flex;align-items:center;gap:9px;font-size:14px;color:rgba(215,227,224,.8)}
.f-contact i{color:var(--c-gold);font-size:13px}
.f-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:600}
.f-col ul li{margin-bottom:2px}
.f-col ul li a,.f-col ul li span{
  font-size:14px;color:rgba(215,227,224,.72);line-height:40px;display:inline-block;
  transition:color var(--t);
}
.f-col ul li a:hover{color:var(--c-accent-light)}
.footer-bar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  flex-wrap:wrap;padding:20px 0 26px;
  font-size:13px;color:rgba(215,227,224,.6);
}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .55s var(--ease),transform .55s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .hero-grid{gap:36px}
  .hero-copy h1{font-size:32px}
  .faq-layout{grid-template-columns:260px 1fr;gap:40px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .f-col:last-child{grid-column:1/-1}
}
@media (max-width:991.98px){
  .nav-left,.nav-right{display:none}
  .nav-toggle{display:flex}
  .nav-wrap{justify-content:space-between;height:66px}
  .brand-text strong{font-size:17px}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-media{order:-1;aspect-ratio:16/9}
  .page-hero{padding:32px 0 44px}
  .hero-copy h1{font-size:28px}
  .section{padding:56px 0}
  .prep-grid{grid-template-columns:repeat(2,1fr);gap:18px}
  .faq-layout{grid-template-columns:1fr;gap:24px}
  .faq-side{position:static}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(3)::before{display:none}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--c-border)}
  .cta-strip{padding:36px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .f-brand{grid-column:1/-1}
  .f-col:last-child{grid-column:1/-1}
  .site-footer{margin-top:64px;padding-top:56px}
}
@media (max-width:575.98px){
  body{font-size:16px}
  .container{padding-left:16px;padding-right:16px}
  .cd-slogan{max-width:46%;font-size:12px}
  .cd-label{display:none}
  .cd-num{font-size:14px}
  .cd-seg{padding:3px 7px}
  .cd-btn{display:none}
  .brand-text em{display:none}
  .hero-copy h1{font-size:26px}
  .section-head h2{font-size:22px}
  .section-head{margin-bottom:26px}
  .prep-grid{grid-template-columns:1fr;gap:14px}
  .wall-grid{grid-template-columns:1fr}
  .wall-item:nth-child(3) img{aspect-ratio:16/10}
  .stat-row{grid-template-columns:1fr}
  .stat-item + .stat-item::before{left:12%;right:12%;top:0;bottom:auto;width:auto;height:1px}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--c-border)}
  .tl-item{grid-template-columns:52px 1fr;gap:14px;padding-bottom:28px}
  .tl-dot{width:52px;height:52px;font-size:16px}
  .tl-item::before{left:25px;top:52px}
  .tl-body{padding:20px 18px}
  .tl-body h3{font-size:18px}
  .faq-acc .accordion-button{font-size:16px;padding:16px 18px}
  .cta-strip{padding:28px 20px;border-radius:var(--r-card)}
  .cta-copy h2{font-size:22px}
  .cta-actions{width:100%}
  .btn-light-solid,.btn-light-ghost{flex:1 1 100%;text-align:center}
  .footer-grid{grid-template-columns:1fr}
  .footer-bar{flex-direction:column;align-items:flex-start;gap:6px}
}

/* roulang page: category4 */
:root{
  --brand:#12504B;
  --brand-d:#0C3A36;
  --brand-l:#2A6E67;
  --accent:#E1662F;
  --accent-l:#F2A277;
  --gold:#D8A94B;
  --bg:#F5F4EF;
  --bg-2:#E9EDE8;
  --card:#FFFFFF;
  --t1:#1A2422;
  --t2:#5A6866;
  --t3:#8B9694;
  --line:#DCE3DF;
  --ok:#2F7D5F;
  --warn:#C8763A;
  --err:#B54B3C;
  --r-btn:10px;
  --r-card:14px;
  --r-lg:20px;
  --sd1:0 1px 3px rgba(16,40,38,.06);
  --sd2:0 8px 24px rgba(16,40,38,.08);
  --sd3:0 18px 48px rgba(16,40,38,.12);
  --tr:.22s cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--t1);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color var(--tr);}
a:hover{color:var(--accent);}
a:active{color:var(--brand-d);}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:.01em;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}

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

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
@media (min-width:1400px){.container{max-width:1280px;}}
@media (max-width:575px){.container{padding-left:16px;padding-right:16px;}}

.section{padding:96px 0;}
.section-alt{background:var(--bg-2);}
@media (max-width:991px){.section{padding:64px 0;}}
@media (max-width:575px){.section{padding:52px 0;}}

/* ---------- 顶部倒计时条 ---------- */
.count-bar{
  background:var(--brand-d);
  color:#E7EEEC;
  max-height:70px;
  overflow:hidden;
  transition:max-height var(--tr),opacity var(--tr);
}
.count-bar.is-hidden{max-height:0;opacity:0;}
.cb-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  height:48px;
}
.cb-tag{
  font-size:13px;
  color:#B9CFCA;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  max-width:230px;
}
.cb-timer{display:flex;align-items:center;gap:6px;margin-left:auto;}
.cb-num{
  display:inline-block;
  min-width:34px;
  padding:2px 6px;
  background:rgba(225,102,47,.14);
  border:1px solid rgba(225,102,47,.38);
  border-radius:6px;
  color:var(--accent-l);
  font-weight:700;
  font-size:15px;
  text-align:center;
  font-variant-numeric:tabular-nums;
}
.cb-timer em{font-style:normal;font-size:12px;color:#9FB8B3;margin-right:2px;}
.cb-btn{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 14px;
  border:1px solid rgba(242,162,119,.55);
  border-radius:999px;
  font-size:13px;
  color:#F6D8C6;
  white-space:nowrap;
  transition:all var(--tr);
}
.cb-btn:hover{background:var(--accent);border-color:var(--accent);color:#fff;}
@media (max-width:767px){
  .cb-inner{height:44px;gap:10px;}
  .cb-tag{max-width:110px;font-size:12px;}
  .cb-num{min-width:28px;font-size:13px;padding:1px 4px;}
  .cb-timer em{font-size:11px;}
  .cb-btn{display:none;}
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(245,244,239,.86);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:background var(--tr),box-shadow var(--tr);
}
.site-header.is-scrolled{
  background:#FFFFFF;
  box-shadow:var(--sd2);
  border-bottom-color:transparent;
}
.nav-wrap{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
}
.nav-left,.nav-right{display:flex;align-items:center;gap:26px;}
.nav-right{gap:20px;}

.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--t2);
  padding:6px 2px;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:20%;
  right:20%;
  bottom:-2px;
  height:2px;
  background:var(--accent);
  border-radius:2px;
  transform:scaleX(0);
  transition:transform var(--tr);
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand);font-weight:600;}

.brand{
  position:absolute;
  left:50%;
  transform:translateX(-50%);
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--brand);
  transition:transform var(--tr);
}
.brand:hover{color:var(--brand-d);}
.brand-mark{
  width:38px;
  height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(150deg,var(--brand) 0%,var(--brand-d) 100%);
  color:#F0E3C8;
  border-radius:12px;
  font-size:18px;
  font-weight:700;
  box-shadow:var(--sd2);
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:18px;font-weight:700;letter-spacing:.02em;white-space:nowrap;}
.brand-sub{font-size:11px;color:var(--t3);letter-spacing:.14em;white-space:nowrap;}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border:1px solid transparent;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  text-decoration:none;
  transition:all var(--tr);
  white-space:nowrap;
}
.btn-primary{
  background:var(--accent);
  color:#fff;
  box-shadow:0 6px 16px rgba(225,102,47,.24);
}
.btn-primary:hover{background:#C9571F;color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(225,102,47,.3);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 3px 10px rgba(225,102,47,.24);}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--line);}
.btn-ghost:hover{color:var(--accent);border-color:var(--accent);background:rgba(225,102,47,.06);}
.btn-light{background:#fff;color:var(--brand-d);border-color:#fff;}
.btn-light:hover{background:#F2EFE7;color:var(--brand-d);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  padding:0;
  cursor:pointer;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--brand);border-radius:2px;transition:transform var(--tr),opacity var(--tr);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.mobile-panel{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  box-shadow:var(--sd2);
}
.mobile-panel.is-open{display:block;}
.mobile-panel .mp-inner{padding:8px 0 18px;}
.m-link{
  display:block;
  height:44px;
  line-height:44px;
  padding:0 24px;
  font-size:15px;
  color:var(--t2);
  border-bottom:1px solid var(--line);
}
.m-link:hover{color:var(--accent);background:rgba(225,102,47,.05);}
.m-link.is-active{color:var(--brand);font-weight:600;box-shadow:inset 3px 0 0 var(--accent);}
.m-cta{margin:16px 24px 0;width:calc(100% - 48px);}

@media (max-width:991px){
  .nav-left,.nav-right{display:none;}
  .nav-toggle{display:flex;}
  .nav-wrap{height:64px;}
  .brand{position:static;transform:none;margin-right:auto;}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px;}
  .brand-name{font-size:16px;}
  .brand-sub{display:none;}
}

/* ---------- 页面页头 ---------- */
.page-head{
  position:relative;
  background:var(--bg-2);
  border-bottom:1px solid var(--line);
  padding:36px 0 42px;
  overflow:hidden;
}
.page-head::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(0deg,rgba(18,80,75,.035) 0 1px,transparent 1px 9px);
  pointer-events:none;
}
.page-head::after{
  content:"";
  position:absolute;
  left:0;
  top:0;
  width:40px;
  height:6px;
  background:var(--accent);
}
.page-head .container{position:relative;z-index:1;}
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--t3);
  margin-bottom:18px;
}
.crumbs a{color:var(--t3);}
.crumbs a:hover{color:var(--accent);}
.crumbs .sep{color:#C4CFCB;}
.crumbs .cur{color:var(--brand);font-weight:600;}
.page-head h1{
  font-size:36px;
  max-width:880px;
  margin-bottom:14px;
}
.page-lead{
  max-width:760px;
  font-size:17px;
  color:var(--t2);
  margin:0;
}
@media (max-width:991px){
  .page-head{padding:28px 0 34px;}
  .page-head h1{font-size:28px;}
  .page-lead{font-size:16px;}
}
@media (max-width:575px){
  .page-head h1{font-size:26px;}
}

/* ---------- 答疑主体 ---------- */
.qa-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:40px;
  align-items:start;
}
.qa-layout .sec-head{margin-bottom:28px;}
.sec-head h2{font-size:28px;margin-bottom:10px;}
.sec-head p{color:var(--t2);font-size:16px;max-width:640px;margin:0;}
@media (max-width:1199px){
  .qa-layout{grid-template-columns:minmax(0,1fr) 300px;gap:28px;}
}
@media (max-width:991px){
  .qa-layout{grid-template-columns:1fr;gap:32px;}
  .sec-head h2{font-size:23px;}
}

.qa-acc .accordion-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--sd1);
  transition:box-shadow var(--tr),transform var(--tr);
}
.qa-acc .accordion-item:hover{box-shadow:var(--sd2);transform:translateY(-2px);}
.qa-acc .accordion-header{margin:0;}
.qa-acc .accordion-button{
  width:100%;
  display:flex;
  align-items:center;
  background:#fff;
  border:0;
  border-radius:0;
  padding:20px 22px;
  font-size:18px;
  font-weight:600;
  color:var(--t1);
  text-align:left;
  box-shadow:none;
  transition:color var(--tr),background var(--tr),box-shadow var(--tr);
}
.qa-acc .accordion-button:not(.collapsed){
  color:var(--brand);
  background:#FCFCFA;
  box-shadow:inset 3px 0 0 var(--accent);
}
.qa-acc .accordion-button:focus{box-shadow:none;outline:2px solid var(--accent);outline-offset:-3px;}
.qa-acc .accordion-button::after{
  content:"";
  width:11px;
  height:11px;
  margin-left:auto;
  flex-shrink:0;
  border-right:2px solid var(--t3);
  border-bottom:2px solid var(--t3);
  background-image:none;
  transform:rotate(45deg) translate(-2px,-2px);
  transition:transform var(--tr),border-color var(--tr);
}
.qa-acc .accordion-button:not(.collapsed)::after{
  border-color:var(--accent);
  transform:rotate(-135deg) translate(-2px,-2px);
}
.qa-idx{
  color:var(--accent);
  font-weight:700;
  font-size:14px;
  font-variant-numeric:tabular-nums;
  margin-right:14px;
  flex-shrink:0;
}
.qa-acc .accordion-body{
  padding:0 22px 22px 66px;
  font-size:16px;
  line-height:1.9;
  color:var(--t2);
  background:#FCFCFA;
}
@media (max-width:575px){
  .qa-acc .accordion-button{font-size:16px;padding:16px 16px;}
  .qa-acc .accordion-body{padding:0 16px 18px 16px;}
  .qa-idx{margin-right:10px;}
}

/* ---------- 侧栏联系卡 ---------- */
.qa-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sd2);
}
.side-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.side-body{padding:22px;}
.side-body h3{font-size:19px;margin-bottom:10px;color:var(--brand);}
.side-body p{font-size:14px;line-height:1.85;color:var(--t2);margin-bottom:16px;}
.side-list{margin-bottom:20px;}
.side-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14px;
  color:var(--t2);
  padding:9px 0;
  border-bottom:1px dashed var(--line);
}
.side-list li:last-child{border-bottom:0;}
.side-list i{color:var(--gold);margin-top:5px;font-size:13px;}
.side-note{font-size:13px;color:var(--t3);margin-top:12px;text-align:center;}
@media (max-width:991px){
  .qa-side{position:static;}
}

/* ---------- 处理次序 ---------- */
.step-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:36px;
}
.step-item{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:30px 26px 26px;
  box-shadow:var(--sd1);
  transition:box-shadow var(--tr),transform var(--tr),border-color var(--tr);
}
.step-item::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  width:48px;
  height:3px;
  background:var(--accent);
  border-radius:0 3px 3px 0;
}
.step-item:hover{box-shadow:var(--sd2);transform:translateY(-3px);border-color:#CBD8D3;}
.step-no{
  display:block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--gold);
  font-variant-numeric:tabular-nums;
  margin-bottom:12px;
}
.step-item h3{font-size:19px;margin-bottom:10px;}
.step-item p{font-size:15px;line-height:1.85;color:var(--t2);margin:0;}
@media (max-width:991px){
  .step-grid{grid-template-columns:1fr;}
}

/* ---------- 数据条 ---------- */
.stat-band{
  background:#fff;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:38px 0;
}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
}
.stat-item{
  display:flex;
  align-items:center;
  gap:14px;
  padding:6px 24px;
  border-right:1px solid var(--line);
}
.stat-item:last-child{border-right:0;}
.stat-item i{
  width:40px;
  height:40px;
  flex-shrink:0;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  background:rgba(18,80,75,.07);
  color:var(--brand);
  font-size:16px;
}
.stat-item strong{
  display:block;
  font-size:22px;
  font-weight:700;
  color:var(--brand-d);
  line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.stat-item span{display:block;font-size:13px;color:var(--t2);line-height:1.6;}
@media (max-width:991px){
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:20px 0;}
  .stat-item:nth-child(2){border-right:0;}
  .stat-item{padding:6px 16px;}
}
@media (max-width:575px){
  .stat-item{padding:6px 12px;gap:10px;}
  .stat-item strong{font-size:19px;}
}

/* ---------- CTA 与表单 ---------- */
.cta-band{
  background:linear-gradient(160deg,var(--brand) 0%,var(--brand-d) 100%);
  color:#EAF1EF;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-120px;
  bottom:-120px;
  width:340px;
  height:340px;
  border-radius:50%;
  background:rgba(216,169,75,.07);
  pointer-events:none;
}
.cta-band .container{position:relative;z-index:1;}
.cta-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 440px;
  gap:56px;
  align-items:center;
}
.cta-copy h2{font-size:28px;color:#fff;margin-bottom:14px;}
.cta-copy>p{color:#BFD3CE;font-size:16px;max-width:520px;margin-bottom:24px;}
.check-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:15px;
  color:#D8E6E2;
  padding:7px 0;
}
.check-list i{color:var(--accent-l);margin-top:5px;font-size:13px;}
.cta-card{
  background:#fff;
  border-radius:var(--r-lg);
  padding:30px 28px;
  box-shadow:var(--sd3);
  color:var(--t1);
}
.cta-card h3{font-size:20px;margin-bottom:6px;}
.cta-card .form-tip{font-size:13px;color:var(--t3);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--t1);
  margin-bottom:8px;
}
.field input,.field textarea{
  width:100%;
  min-height:48px;
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#FBFAF7;
  font-size:15px;
  line-height:1.6;
  color:var(--t1);
  transition:border-color var(--tr),background var(--tr),box-shadow var(--tr);
}
.field textarea{min-height:104px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:#A9B4B1;}
.field input:focus,.field textarea:focus{
  outline:none;
  border-color:var(--accent);
  background:#FFF7F2;
  box-shadow:0 0 0 3px rgba(225,102,47,.14);
}
.field input.is-err,.field textarea.is-err{border-color:var(--err);background:#FDF4F2;}
.err{font-size:13px;color:var(--err);margin:6px 0 0;min-height:0;line-height:1.5;}
.form-ok{
  display:none;
  margin-top:14px;
  padding:12px 14px;
  border-radius:10px;
  background:rgba(47,125,95,.1);
  border:1px solid rgba(47,125,95,.28);
  color:var(--ok);
  font-size:14px;
}
.form-ok.is-show{display:block;}
.form-foot{font-size:13px;color:var(--t3);margin-top:14px;text-align:center;}
@media (max-width:991px){
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .cta-copy h2{font-size:23px;}
}
@media (max-width:575px){
  .cta-card{padding:22px 18px;}
  .check-list li{font-size:14px;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--brand-d);
  color:#BED0CC;
  padding:72px 0 0;
  font-size:14px;
}
.site-footer::before{
  content:"";
  position:absolute;
  left:calc(50% - 600px);
  top:0;
  width:40px;
  height:6px;
  background:var(--accent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:48px;
}
.f-logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:700;
  color:#fff;
  margin-bottom:18px;
}
.f-logo .brand-mark{
  width:36px;
  height:36px;
  font-size:16px;
  border-radius:11px;
  background:linear-gradient(150deg,var(--brand-l) 0%,var(--brand) 100%);
  color:#F0E3C8;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
}
.f-brand p{font-size:14px;line-height:1.85;color:#A7BEBA;margin-bottom:12px;max-width:340px;}
.f-contact{display:flex;align-items:center;gap:9px;font-size:13px;color:#9FB8B3;}
.f-contact i{color:var(--accent-l);}
.f-col h4{
  font-size:15px;
  color:#fff;
  margin-bottom:16px;
  padding-bottom:10px;
  border-bottom:1px solid rgba(255,255,255,.16);
}
.f-col ul li a,.f-col ul li span{
  display:block;
  line-height:40px;
  font-size:14px;
  color:#A7BEBA;
}
.f-col ul li a:hover{color:var(--accent-l);}
.footer-bar{
  border-top:1px solid rgba(255,255,255,.16);
  padding:20px 0;
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:#8FA8A4;
}
@media (max-width:991px){
  .site-footer{padding-top:52px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .f-brand{grid-column:1 / -1;}
  .site-footer::before{left:16px;}
}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-bar{flex-direction:column;gap:8px;}
}