/* roulang page: index */
:root {
  --ink: #0A1C2F;
  --ink-soft: #33455A;
  --navy: #081A2E;
  --navy-deep: #050F1B;
  --navy-2: #0B2A45;
  --muted: #5B6C7F;
  --line: #E2E8EF;
  --bg-soft: #F5F8FB;
  --blue: #0E63A0;
  --gold: #C9A063;
  --gold-light: #F3DDB2;
  --gold-hover: #DCB877;
  --gold-deep: #A7813F;
  --white: #FFFFFF;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-card: 0 2px 4px rgba(10,28,47,.02), 0 16px 40px rgba(10,28,47,.06);
  --shadow-hover: 0 2px 4px rgba(10,28,47,.03), 0 22px 52px rgba(10,28,47,.10);
  --header-h: 72px;
  --font: "Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --container: 1200px;
  --gold-gradient: linear-gradient(135deg,#F3DDB2 0%,#C9A063 48%,#A7813F 100%);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--white);
  min-height:100vh;
  overflow-x:hidden;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
button,input,textarea{font-family:inherit;font-size:inherit;line-height:inherit}
ul,ol{list-style:none}
.container{width:min(var(--container),calc(100% - 48px));margin:0 auto;position:relative}
section{position:relative;scroll-margin-top:calc(var(--header-h) + 20px)}
h1,h2,h3,h4{color:var(--ink);line-height:1.3;font-weight:700}
h1{font-size:clamp(36px,5vw,56px);font-weight:800;letter-spacing:-.5px}
h2{font-size:clamp(28px,3vw,38px)}
h3{font-size:22px}
p{color:var(--ink-soft)}
@media (max-width:1200px){.container{width:min(var(--container),calc(100% - 32px));}}
@media (max-width:576px){.container{width:min(var(--container),calc(100% - 24px))}.site-header{padding:0 12px}}

/* ===== Header ===== */
.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:1000;
  height:var(--header-h);
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(226,232,239,.9);
  box-shadow:0 2px 10px rgba(8,26,46,.04);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:var(--header-h);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(145deg,#0B2A45,#071524);
  border:1px solid rgba(201,160,99,.55);
  display:grid;place-items:center;
  color:var(--gold);
  font-weight:800;
  font-size:16px;
  letter-spacing:-.5px;
  box-shadow:0 0 0 3px rgba(201,160,99,.08);
}
.brand-name{
  font-size:21px;
  font-weight:800;
  letter-spacing:-.2px;
  color:var(--ink);
  white-space:nowrap;
}
.brand-name span{color:var(--gold-deep)}
.nav-switch{position:absolute;opacity:0;pointer-events:none}
.nav-links{display:flex;align-items:center;margin-left:auto}
.nav-list{display:flex;align-items:center;gap:30px}
.nav-list a{
  position:relative;
  display:inline-block;
  padding:0 2px 8px;
  font-size:15px;
  font-weight:500;
  color:var(--ink-soft);
  transition:color .22s ease;
}
.nav-list a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:2px;
  height:2px;border-radius:2px;
  background:var(--gold-gradient);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .25s ease;
}
.nav-list a:hover{color:var(--ink)}
.nav-list a:hover::after,.nav-list a.is-active::after{transform:scaleX(1)}
.nav-list a.is-active{color:var(--ink);font-weight:600}
.header-tool{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:28px;
}
.search-wrap{position:relative;width:230px}
.search-wrap .search-icon{
  position:absolute;left:13px;top:50%;transform:translateY(-50%);
  width:16px;height:16px;color:var(--muted);
  pointer-events:none;
}
.search-wrap input{
  width:100%;
  height:44px;
  border:1px solid var(--line);
  border-radius:999px;
  padding:0 16px 0 40px;
  font-size:14px;
  color:var(--ink);
  background:rgba(245,248,251,.7);
  outline:none;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.search-wrap input:focus{
  border-color:var(--gold);
  outline:2px solid rgba(201,160,99,.28);
  outline-offset:2px;
  background:#fff;
  box-shadow:0 0 0 4px rgba(201,160,99,.12);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;
  border:1px solid transparent;
  border-radius:999px;
  font-size:14px;font-weight:600;
  line-height:1;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
  white-space:nowrap;
}
.btn:focus-visible,.nav-cta:focus-visible,.cta-primary:focus-visible{
  outline:2px solid var(--gold);
  outline-offset:3px;
}
.btn-gold{
  background:var(--gold-gradient);
  color:#1E2A20;
  box-shadow:0 0 0 3px rgba(201,160,99,.12), 0 8px 26px rgba(201,160,99,.18);
}
.btn-gold:hover{
  background:linear-gradient(135deg,#F7E6C0 0%,#DCB877 45%,#B99350 100%);
  box-shadow:0 0 0 3px rgba(201,160,99,.18), 0 14px 38px rgba(201,160,99,.25);
  transform:translateY(-1px);
}
.btn-outline-light{
  border-color:rgba(255,255,255,.38);
  color:#fff;
  background:rgba(255,255,255,.06);
  backdrop-filter:blur(8px);
}
.btn-outline-light:hover{
  background:rgba(255,255,255,.14);
  border-color:rgba(255,255,255,.7);
  transform:translateY(-1px);
}
.btn-outline{
  border-color:var(--line);
  color:var(--ink);
  background:#fff;
}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-1px);box-shadow:0 8px 20px rgba(10,28,47,.06)}
.burger{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  align-items:center;justify-content:center;
  cursor:pointer;
  transition:border-color .2s,color .2s;
}
.burger:hover{border-color:var(--gold);color:var(--gold-deep)}
.burger-line{width:20px;height:2px;background:currentColor;border-radius:999px;position:relative;transition:background .2s}
.burger-line::before,.burger-line::after{
  content:"";
  position:absolute;
  left:0;width:20px;height:2px;border-radius:999px;background:currentColor;
  transition:transform .2s;
}
.burger-line::before{top:-6px}
.burger-line::after{top:6px}
@media (max-width:991px){
  .header-inner{gap:12px}
  .hdr-tool-search{display:none}
  .header-tool{margin-left:0}
  .burger{display:inline-flex}
  .nav-links{
    position:fixed;
    top:var(--header-h);
    left:0;right:0;
    display:block;
    flex-direction:column;
    align-items:stretch;
    background:rgba(255,255,255,.98);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
    padding:18px 24px 24px;
    box-shadow:0 24px 50px rgba(8,26,46,.12);
    opacity:0;
    visibility:hidden;
    transform:translateY(-12px);
    transition:opacity .25s,transform .25s,visibility .25s;
  }
  .nav-switch:checked ~ .nav-links{
    opacity:1;visibility:visible;transform:translateY(0);
  }
  .nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-list a{display:block;padding:12px 14px;font-size:17px;border-radius:10px}
  .nav-list a::after{display:none}
  .nav-list a:hover{background:#F7F1E7}
  .search-wrap{width:100%}
  .header-tool .search-wrap{margin-top:12px}
}
@media (max-width:520px){
  .brand-name{font-size:19px}
  .btn-header-cta{padding:0 16px;font-size:13px}
}

/* ===== Hero ===== */
.hero{
  min-height:87vh;
  display:flex;
  align-items:center;
  padding:140px 0 80px;
  background-color:#07111F;
  background-image:
    linear-gradient(90deg,rgba(5,13,27,.55) 0%,rgba(8,26,46,.42) 100%),
    linear-gradient(180deg,rgba(8,26,46,.96) 0%,rgba(5,15,27,.72) 52%,rgba(5,15,27,.96) 100%),
    url('/assets/images/backpic/back-1.png');
  background-position:center, center, center;
  background-size:cover;
  color:#fff;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(ellipse at 70% 15%,rgba(201,160,99,.14),transparent 45%),radial-gradient(ellipse at 20% 80%,rgba(14,99,160,.16),transparent 42%);
  pointer-events:none;
}
.hero-inner{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(340px,.95fr);
  gap:64px;
  align-items:center;
  width:min(var(--container),calc(100% - 48px));
  margin:0 auto;
}
.hero-copy{max-width:690px;position:relative;z-index:2}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:700;letter-spacing:1.4px;
  color:var(--gold);
  text-transform:uppercase;
  margin-bottom:22px;
}
.eyebrow::before{
  content:"";
  width:32px;height:2px;
  border-radius:2px;
  background:var(--gold-gradient);
  display:inline-block;
}
.eyebrow-line::after{content:" / K8 REPORT";opacity:.65;font-weight:500}
.hero h1{
  color:#fff;
  font-weight:800;
  letter-spacing:-1px;
  margin-bottom:26px;
  text-wrap:balance;
}
.hero-sub{
  color:rgba(255,255,255,.82);
  font-size:18px;
  max-width:620px;
  margin-bottom:32px;
}
.hero-action{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
}
.btn-lg{height:54px;padding:0 28px;border-radius:999px;font-size:16px}
.hero-trust{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  margin-top:48px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.12);
}
.hero-trust-item{
  display:flex;align-items:center;gap:8px;
  padding:8px 16px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.05);
  color:rgba(255,255,255,.86);
  font-size:13px;
  font-weight:500;
}
.hero-trust-item::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--gold);
  box-shadow:0 0 0 3px rgba(201,160,99,.2);
}
.hero-panel{
  position:relative;
  z-index:2;
  border-radius:24px;
  padding:16px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:0 24px 80px rgba(0,0,0,.28);
  transform:rotate(1deg);
}
.hero-panel img{
  border-radius:16px;
  width:100%;
  height:260px;
  object-fit:cover;
  border:1px solid rgba(255,255,255,.12);
}
.panel-caption{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 6px 4px;
  color:#fff;
}
.panel-caption strong{color:var(--gold-light);font-weight:600;font-size:14px}
.panel-caption span{font-size:12px;color:rgba(255,255,255,.66);letter-spacing:.3px}
@media (max-width:991px){
  .hero{padding-top:130px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-sub{font-size:17px}
  .hero-trust{margin-top:36px}
  .hero-panel{max-width:560px;transform:none}
}
@media (max-width:640px){
  .hero-inner{width:min(var(--container),calc(100% - 24px))}
  .hero-action .btn{width:100%}
  .hero-trust{flex-direction:column;align-items:flex-start}
}

/* ===== stats band ===== */
.stats-band{
  background:#fff;
  border-bottom:1px solid var(--line);
  padding:32px 0;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-item{display:flex;gap:14px;align-items:center}
.stat-item .num{
  font-family:"Inter",var(--font);
  font-size:34px;line-height:1.15;
  font-weight:800;
  color:var(--ink);
  letter-spacing:-1px;
}
.stat-item .num i{font-style:normal;color:var(--gold-deep)}
.stat-item .label{font-size:14px;color:var(--muted);margin-top:2px}
.stat-plus{
  width:44px;height:44px;flex-shrink:0;
  border-radius:12px;
  background:#F7F1E7;
  border:1px solid #EADFC5;
  display:grid;place-items:center;
  color:var(--gold-deep);
  font-weight:700;font-size:20px;
}
@media (max-width:991px){.stats-grid{grid-template-columns:2fr 2fr;gap:20px}}
@media (max-width:520px){.stats-grid{grid-template-columns:1fr}.stat-item{border-bottom:1px dashed #EDEFF3;padding-bottom:14px;margin-bottom:6px}.stat-item:last-child{border-bottom:0}}

/* ===== section title ===== */
.section-pad{padding:112px 0}
@media (max-width:991px){.section-pad{padding:72px 0}}
@media (max-width:576px){.section-pad{padding:56px 0}}
.sect-head{
  display:flex;justify-content:space-between;align-items:end;
  gap:32px;margin-bottom:52px;
}
.sect-head-copy{max-width:740px}
.sect-head-copy p{margin-top:16px;font-size:17px}
.eyebrow-dark::before{background:var(--gold-gradient)}
.eyebrow-dark{color:var(--gold-deep)}
@media (max-width:767px){
  .sect-head{flex-direction:column;align-items:flex-start;gap:15px;margin-bottom:36px}
  .sect-head-copy p{font-size:16px}
}

/* ===== features ===== */
.features{
  background:#fff;
}
.features-bg{
  background-image:
    radial-gradient(circle at 0% 30%,rgba(229,237,245,.6),transparent 40%),
    radial-gradient(circle at 100% 65%,rgba(243,237,223,.65),transparent 38%);
}
.features-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:30px;
}
.feature-card{
  border:1px solid var(--line);
  border-radius:20px;
  background:#fff;
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform .3s,box-shadow .3s,border-color .3s;
  display:flex;
  flex-direction:column;
}
.feature-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-hover);
  border-color:#DBCDB4;
}
.feature-card:nth-child(2){transform:translateY(56px)}
.feature-card:nth-child(4){transform:translateY(56px)}
.feature-card:nth-child(2):hover,.feature-card:nth-child(4):hover{transform:translateY(50px)}
.feature-thumb{overflow:hidden;position:relative;height:220px;background:var(--bg-soft)}
.feature-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.feature-card:hover .feature-thumb img{transform:scale(1.04)}
.feature-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(255,255,255,0) 50%,rgba(245,248,251,.55) 100%);
}
.feature-body{display:flex;flex-direction:column;flex:1;padding:28px 28px 24px}
.feature-icon-row{
  display:flex;align-items:center;gap:10px;margin-bottom:16px;
}
.feature-index{
  font-size:13px;font-weight:800;
  color:var(--gold-deep);
  letter-spacing:.5px;
  font-family:"Inter",var(--font);
}
.feature-body h3{margin-bottom:12px}
.feature-body p{font-size:15px;margin-bottom:16px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.tag{
  display:inline-flex;align-items:center;
  padding:5px 12px;
  border-radius:999px;
  background:#F7F1E7;
  border:1px solid #EBDDC3;
  color:var(--gold-deep);
  font-size:12px;
  font-weight:600;
  letter-spacing:.2px;
}
.feature-more{
  margin-top:auto;
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;
  color:var(--ink);
  transition:color .2s,gap .2s;
}
.feature-more em{
  font-style:normal;
  color:var(--gold-deep);
  font-family:"Inter",var(--font);
  font-size:17px;
  transition:color .2s;
}
.feature-more:hover{color:var(--gold-deep);gap:12px}
@media (max-width:991px){
  .features-grid{grid-template-columns:1fr}
  .feature-card:nth-child(2),.feature-card:nth-child(4),
  .feature-card:nth-child(2):hover,.feature-card:nth-child(4):hover{transform:none}
}
@media (max-width:576px){
  .feature-body{padding:22px 20px}
}

/* ===== showcase ===== */
.showcase{
  color:#fff;
  background-color:#071524;
  background-image:
    radial-gradient(ellipse at 90% 20%,rgba(14,99,160,.22),transparent 42%),
    radial-gradient(ellipse at 8% 80%,rgba(201,160,99,.13),transparent 36%),
    linear-gradient(180deg,#081A2E,#050E1B);
  overflow:hidden;
}
.showcase .eyebrow{color:#E8CF9E}
.showcase h2{color:#fff}
.showcase .sect-head-copy p{color:rgba(255,255,255,.68)}
.showcase-grid{
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(340px,.9fr);
  gap:64px;
  align-items:center;
}
.browser-glass{
  border-radius:20px;
  padding:0;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:0 30px 80px rgba(0,0,0,.34);
  overflow:hidden;
}
.browser-top{
  display:flex;align-items:center;gap:7px;
  padding:14px 18px;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.browser-top i{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.16)}
.browser-top i:first-child{background:#E07B80}
.browser-top i:nth-child(2){background:var(--gold)}
.browser-top i:last-child{background:#F1C40F}
.browser-glass img{
  width:100%;
  max-height:390px;
  object-fit:cover;
  border-radius:0 0 20px 20px;
}
.steps{margin-top:0;display:flex;flex-direction:column;gap:8px}
.step{
  display:flex;
  gap:18px;
  padding:22px 20px;
  border-radius:16px;
  border:1px solid transparent;
  background:transparent;
  transition:border-color .25s,background .25s,transform .25s;
}
.step:hover{
  background:rgba(255,255,255,.05);
  border-color:rgba(255,255,255,.12);
  transform:translateX(6px);
}
.step-num{
  flex-shrink:0;
  width:36px;height:36px;
  border-radius:50%;
  display:grid;place-items:center;
  font-family:"Inter",var(--font);
  font-size:15px;font-weight:700;
  border:1px solid rgba(201,160,99,.55);
  color:var(--gold-light);
  background:rgba(201,160,99,.12);
}
.step h3{color:#fff;font-size:18px;margin-bottom:8px;font-weight:600}
.step p{color:rgba(255,255,255,.7);font-size:15px}
@media (max-width:991px){
  .showcase-grid{grid-template-columns:1fr;gap:40px}
}
@media (max-width:576px){.step{padding:16px 10px}}

/* ===== proof ===== */
.proof{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.proof-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
}
.proof-quote{
  grid-column:span 12;
  padding:34px 40px;
  background:linear-gradient(135deg,#FBF8F1,#FFFFFF);
  border:1px solid #EBE0CF;
  border-radius:20px;
  box-shadow:var(--shadow-card);
  position:relative;
}
.proof-quote blockquote{font-size:18px;font-weight:500;line-height:1.8;color:var(--ink);max-width:900px}
.proof-quote blockquote::before{
  content:"“";
  display:block;
  font-family:"Georgia",serif;
  font-size:64px;
  line-height:.7;
  color:var(--gold);
  margin-bottom:16px;
  opacity:.6;
}
.proof-quote cite{display:flex;align-items:center;gap:12px;margin-top:24px;font-style:normal}
.proof-quote cite strong{display:block;font-size:15px;color:var(--ink)}
.proof-quote cite span{font-size:13px;color:var(--muted)}
.proof-card{
  grid-column:span 6;
  border-radius:20px;
  padding:34px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.13);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  color:#fff;
  background-image:linear-gradient(145deg,rgba(255,255,255,.05),rgba(255,255,255,.01));
  box-shadow:0 18px 50px rgba(4,12,20,.16);
}
.proof-card:nth-child(2){background-color:#0A2941;background-image:linear-gradient(150deg,#0E3A58,#081A2E)}
.proof-card:nth-child(3){background-color:#4A3626;background-image:linear-gradient(150deg,#72522F,#182434)}
.proof-card h3{color:#fff;margin-bottom:14px;font-weight:700}
.proof-card .proof-cat{
  display:inline-flex;
  padding:6px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.16);
  color:#f5dfb3;
  font-size:12px;
  letter-spacing:.4px;
  margin-bottom:18px;
}
.proof-card p{color:rgba(255,255,255,.78);font-size:15px}
.proof-list{margin-top:20px;display:flex;flex-direction:column;gap:13px}
.proof-list li{
  display:flex;align-items:flex-start;gap:10px;
  color:rgba(255,255,255,.88);
  font-size:14.5px;
}
.proof-list li::before{
  content:"";
  width:5px;height:5px;flex-shrink:0;
  margin-top:9px;
  border-radius:50%;
  background:var(--gold);
  box-shadow:0 0 0 3px rgba(201,160,99,.18);
}
@media (max-width:991px){
  .proof-card{grid-column:span 12;padding:26px}
}
@media (max-width:576px){
  .proof-quote{padding:26px 22px}
  .proof-card{padding:24px 20px}
}

/* ===== pricing ===== */
.pricing{background:#fff}
.price-rows{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:var(--shadow-card)}
.price-rows-head{
  display:grid;
  grid-template-columns:1.1fr 1.4fr 2fr .8fr 1fr;
  gap:24px;
  background:var(--ink);
  color:#fff;
  padding:18px 26px;
  font-size:14px;
  font-weight:600;
}
.price-row{
  display:grid;
  grid-template-columns:1.1fr 1.4fr 2fr .8fr 1fr;
  gap:24px;
  align-items:center;
  padding:30px 26px;
  border-top:1px solid var(--line);
  background:#fff;
  transition:background .22s;
}
.price-row:hover{background:#FBF8F1}
.price-row:last-child{border-radius:0 0 22px 22px}
.price-name h3{font-size:19px;margin-bottom:4px}
.price-sub{font-size:13px;color:var(--muted)}
.price-for{font-size:14px;color:var(--ink-soft);line-height:1.7}
.price-pack{font-size:14px;color:var(--ink-soft)}
.price-amount{
  font-family:"Inter",var(--font);
  font-weight:800;
  font-size:18px;
  color:var(--ink);
}
.price-amount small{
  display:block;
  font-size:12px;
  font-weight:400;
  color:var(--muted);
  margin-top:4px;
}
.price-row .btn{padding:0 18px;height:40px}
.price-hot{
  box-shadow:inset 0 0 0 2px rgba(201,160,99,.55);
  border-left:5px solid var(--gold);
}
.price-hot .price-name{color:var(--gold-deep)}
.hot-badge{
  display:inline-flex;
  font-size:11px;
  font-weight:700;
  color:var(--gold-deep);
  background:#FFF2DA;
  border:1px solid #F1DFC0;
  padding:2px 8px;
  border-radius:999px;
  margin-left:8px;
  vertical-align:middle;
  letter-spacing:.3px;
}
@media (max-width:991px){
  .price-rows-head{display:none}
  .price-row{
    grid-template-columns:1fr 1fr;
    gap:16px 22px;
    padding:22px;
  }
  .price-name{grid-column:1 / -1}
  .price-for,.price-pack,#price-action{grid-column:auto}
  .price-amount{text-align:left}
  .price-row .btn{width:100%;height:44px}
}
@media (max-width:560px){
  .price-row{grid-template-columns:1fr}
  .price-for,.price-pack,#price-action{grid-column:auto}
}

/* ===== News ===== */
.news{background:var(--bg-soft);border-top:1px solid var(--line)}
.news-split{
  display:grid;
  grid-template-columns:minmax(0,1.25fr) minmax(340px,.75fr);
  gap:32px;
  align-items:start;
}
.news-main-col{}
.news-right-col{display:flex;flex-direction:column;gap:16px}
.news-feature{
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  overflow:hidden;
  transition:box-shadow .28s,transform .28s;
  box-shadow:var(--shadow-card);
}
.news-feature:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.news-feature-media{position:relative;overflow:hidden}
.news-feature-media img{
  width:100%;
  height:296px;
  object-fit:cover;
  transition:transform .5s;
}
.news-feature:hover .news-feature-media img{transform:scale(1.03)}
.news-feature-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.08) 0%,rgba(0,0,0,.44) 80%);
}
.news-feature-body{padding:32px 34px 26px;position:relative}
.news-feature-body::before{
  content:"重点";
  position:absolute;
  top:-13px;left:32px;
  background:var(--gold-gradient);
  color:#1C261A;
  font-size:12px;font-weight:800;
  letter-spacing:.4px;
  padding:5px 13px;
  border-radius:999px;
  box-shadow:0 6px 14px rgba(201,160,99,.25);
  z-index:2;
}
.news-feature h3{margin:14px 0 10px;font-size:24px}
.news-feature h3 a{display:block;line-height:1.45;transition:color .2s}
.news-feature h3 a:hover{color:var(--gold-deep)}
.news-feature p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-item{
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  padding:22px;
  transition:all .24s;
  box-shadow:0 4px 14px rgba(10,28,47,.03);
}
.news-item:hover{border-color:#DBCDB4;transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.news-meta-row{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);margin-bottom:12px}
.badge{
  display:inline-flex;
  font-size:11px;
  font-weight:700;
  letter-spacing:.3px;
  color:var(--gold-deep);
  background:#FFF3E0;
  border:1px solid #F1DFC0;
  padding:3px 10px;
  border-radius:999px;
}
.news-item h4{font-size:17px;line-height:1.5;font-weight:600}
.news-item h4 a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s}
.news-item h4 a:hover{color:var(--gold-deep)}
.news-item .news-time{
  font-size:12px;
  color:var(--muted);
  margin-top:8px;
  font-family:"Inter",var(--font);
}
.news-item .link-arrow{
  margin-top:14px;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:600;
  color:var(--ink);
  transition:color .2s;
}
.news-item .link-arrow i{
  font-style:normal;
  color:var(--gold-deep);
  font-family:"Inter",var(--font);
}
.news-item .link-arrow:hover{color:var(--gold-deep)}
.news-more-list{
  margin-top:20px;
  padding:16px;
  border:1px solid var(--line);
  border-radius:16px;
  background:#fff;
  font-size:14px;
  color:var(--muted);
  text-align:center;
}
.news-more-list a{font-weight:600;color:var(--ink);transition:color .2s}
.news-more-list a:hover{color:var(--gold-deep)}
.news-empty{
  grid-column:1 / -1;
  border:1px dashed var(--line);
  background:#fff;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  padding:70px 24px;
  border-radius:22px;
  color:var(--muted);
}
.news-empty-icon{
  width:48px;height:48px;
  border-radius:50%;
  border:2px solid rgba(201,160,99,.5);
  color:var(--gold);
  font-size:26px;
  display:grid;place-items:center;
  margin-bottom:14px;
}
@media (max-width:991px){
  .news-split{grid-template-columns:1fr}
}
@media (max-width:620px){
  .news-feature-body{padding:24px 22px}
  .news-feature-media img{height:200px}
}

/* ===== FAQ ===== */
.faq{background:#fff}
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{
  border-bottom:1px solid var(--line);
}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{
  width:100%;
  background:transparent;
  border:0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  text-align:left;
  padding:26px 0;
  cursor:pointer;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  transition:color .2s;
}
.faq-q:hover{color:var(--gold-deep)}
.faq-q:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:8px}
.faq-q .faq-icon{
  width:28px;height:28px;
  flex:0 0 28px;
  border-radius:50%;
  border:1px solid rgba(201,160,99,.6);
  color:var(--gold-deep);
  font-size:20px;
  font-family:"Inter",var(--font);
  line-height:1;
  display:grid;place-items:center;
  transition:transform .25s,background .25s,color .25s;
}
.faq-q:hover .faq-icon{background:#F7F1E7}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease,padding .3s;
}
.faq-a-inner{
  padding-bottom:26px;
  max-width:760px;
  font-size:16px;
  color:var(--ink-soft);
  line-height:1.9;
}
.faq-item.open .faq-a{max-height:400px}

/* ===== CTA band ===== */
.cta-band{
  background-color:#060F1B;
  background-image:
    linear-gradient(90deg,rgba(201,160,99,.08),transparent 45%),
    radial-gradient(ellipse at 80% -10%,rgba(14,99,160,.26),transparent 50%),
    radial-gradient(ellipse at 20% 130%,rgba(201,160,99,.16),transparent 45%),
    url('/assets/images/backpic/back-2.png');
  background-position:center,center,center,center;
  background-size:cover;
  padding:96px 0;
  text-align:center;
  color:#fff;
}
.cta-inner{max-width:720px;margin:0 auto}
.cta-inner h2{color:#fff;font-size:clamp(28px,3vw,42px);margin-bottom:20px;letter-spacing:-.5px}
.cta-inner p{color:rgba(255,255,255,.76);font-size:18px;margin-bottom:34px}
.cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.cta-actions .btn-lg{min-width:160px}
@media (max-width:576px){.cta-band{padding:60px 0}.cta-actions .btn{width:100%}}

/* ===== Footer ===== */
.site-footer{
  background:#071322;
  color:#CAD4DD;
}
.footer-main{
  display:grid;
  grid-template-columns:1.4fr .8fr 1fr 1fr;
  gap:42px;
  padding:68px 0 52px;
}
.footer-brand{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:18px;
}
.footer-brand .brand-name{color:#fff}
.footer-desc{color:rgba(255,255,255,.62);font-size:15px;line-height:1.85;padding-right:28px}
.footer-title{
  color:#fff;
  font-size:15px;
  font-weight:600;
  margin-bottom:20px;
}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{
  color:rgba(255,255,255,.68);
  font-size:14.5px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  transition:color .2s;
}
.footer-links a::before{content:"›";color:var(--gold);font-size:17px;transition:transform .2s}
.footer-links a:hover{color:var(--gold-hover)}
.footer-links a:hover::before{transform:translateX(3px)}
.footer-contact{display:flex;flex-direction:column;gap:14px}
.footer-contact li{display:flex;gap:10px;color:rgba(255,255,255,.68);font-size:14.5px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:rgba(255,255,255,.48);
}
@media (max-width:991px){
  .footer-main{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:576px){
  .footer-main{grid-template-columns:1fr;padding-top:50px}
}

/* ===== floating CTA ===== */
.float-cta{
  position:fixed;
  right:26px;
  bottom:26px;
  z-index:900;
  height:50px;
  padding:0 24px;
  border-radius:999px;
  background:var(--gold-gradient);
  border:0;
  color:#1E2A20;
  font-weight:700;
  font-size:15px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  box-shadow:0 0 0 3px rgba(255,255,255,.08),0 12px 32px rgba(201,160,99,.26);
  opacity:0;
  visibility:hidden;
  transform:translateY(18px);
  pointer-events:none;
  transition:all .3s ease;
  cursor:pointer;
}
.float-cta::before{
  content:"";width:8px;height:8px;border-radius:50%;
  background:#244225;
  box-shadow:0 0 0 0 rgba(201,160,99,.4);
  animation:pulse 2s infinite;
}
.float-cta.show{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}
.float-cta:hover{transform:translateY(-2px);box-shadow:0 0 0 3px rgba(255,255,255,.1),0 18px 38px rgba(201,160,99,.24)}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(153,116,56,.35)}
  70%{box-shadow:0 0 0 7px rgba(153,116,56,0)}
  100%{box-shadow:0 0 0 0 rgba(153,116,56,0)}
}
@media (max-width:576px){
  .float-cta{right:14px;bottom:14px;height:44px;padding:0 18px;font-size:14px}
}

/* roulang page: article */
:root{
  --color-deep:#081A2E;
  --color-deep-2:#0E2D45;
  --color-ink:#0A1C2F;
  --color-muted:#5B6C7F;
  --color-soft:#7A8895;
  --color-border:#E2E8EF;
  --color-bg-soft:#F5F8FC;
  --color-blue:#1A5F8A;
  --gold:#C9A063;
  --gold-light:#F3DDB2;
  --gold-dark:#A7813F;
  --gradient-gold:linear-gradient(135deg,#F3DDB2 0%,#C9A063 50%,#A7813F 100%);
  --footer-bg:#071425;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:22px;
  --shadow-sm:0 2px 4px rgba(10,28,47,.04);
  --shadow-md:0 16px 40px rgba(10,28,47,.07);
  --shadow-lg:0 24px 60px rgba(8,26,46,.12);
  --font:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);background:#fff;color:var(--color-ink);line-height:1.75;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer}
input{font:inherit}
.container{width:min(1200px,100% - 48px);margin:0 auto}
.container-narrow{width:min(920px,100% - 48px);margin:0 auto}

/* ---------- Button ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 28px;border-radius:12px;border:0;font-weight:700;font-size:15px;line-height:1;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:scale(.98)}
.btn-gold{background:var(--gradient-gold);color:#402c00;box-shadow:0 0 0 3px rgba(201,160,99,.16),0 12px 34px rgba(201,160,99,.25)}
.btn-gold:hover{box-shadow:0 0 0 3px rgba(201,160,99,.22),0 16px 44px rgba(201,160,99,.34);filter:brightness(1.03)}
.btn-glass{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.48);color:#fff}
.btn-glass:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.75)}
.btn-line{border:1px solid #C6D0D9;color:var(--color-ink);background:transparent;box-shadow:var(--shadow-sm)}
.btn-line:hover{border-color:var(--gold);color:#8a6c36;background:rgba(201,160,99,.06)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.93);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid #E4EAF0;box-shadow:0 2px 10px rgba(10,28,47,.02)}
.header-inner{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:inline-flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{width:40px;height:40px;border-radius:12px;background:linear-gradient(150deg,#102c46,#081A2E);border:1px solid rgba(201,160,99,.55);color:var(--gold-light);display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;letter-spacing:.5px;box-shadow:inset 0 1px 0 rgba(255,255,255,.08)}
.brand-name{font-weight:800;font-size:20px;color:var(--color-ink);letter-spacing:.2px}
.nav-links{flex:1;display:flex;justify-content:center}
.nav-list{display:flex;align-items:center;gap:32px}
.nav-list a{position:relative;display:inline-block;padding:8px 2px;font-size:15px;font-weight:600;color:#2B3B4B;transition:color .2s ease}
.nav-list a:hover{color:var(--color-ink)}
.nav-list a.is-active{color:var(--color-ink)}
.nav-list a.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;border-radius:2px;background:var(--gradient-gold)}
.header-tool{display:flex;align-items:center;gap:14px;flex-shrink:0}
.search-wrap{position:relative;display:flex;align-items:center}
.search-icon{position:absolute;left:14px;width:17px;height:17px;color:var(--color-soft);pointer-events:none}
.search-wrap input{width:224px;height:42px;border:1px solid #DCE3EA;border-radius:999px;background:var(--color-bg-soft);color:var(--color-ink);font-size:14px;padding:0 16px 0 40px;outline:none;transition:border-color .2s,box-shadow .2s,background .2s}
.search-wrap input::placeholder{color:#94A1AD}
.search-wrap input:focus{border-color:var(--gold);background:#fff;box-shadow:0 0 0 4px rgba(201,160,99,.15)}
.nav-switch{display:none}
.burger{display:none}
.burger-line{display:block;width:22px;height:2px;background:var(--color-ink);border-radius:4px;position:relative;transition:background .25s ease}
.burger-line::before,.burger-line::after{content:"";position:absolute;left:0;width:22px;height:2px;border-radius:4px;background:var(--color-ink);transition:transform .3s ease}
.burger-line::before{top:-8px}
.burger-line::after{top:8px}
.btn-header-cta{min-height:42px;padding:0 20px;border-radius:999px}

/* ---------- Article Hero ---------- */
.site-main{background:#fff;min-height:70vh}
.article-hero{background:linear-gradient(180deg,#EFF5FA 0%,rgba(255,255,255,0) 100%);border-bottom:1px solid #EAF0F6;padding:46px 0 44px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:4px;font-size:13px;color:var(--color-soft);margin-bottom:22px}
.breadcrumb a{color:#53647a;transition:color .2s}
.breadcrumb a:hover{color:#8a6c36}
.crumb-sep{color:#B6C1CB;margin:0 6px}
.crumb-current{color:var(--color-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:280px}
.article-title{font-size:clamp(30px,4vw,44px);line-height:1.32;font-weight:800;color:var(--color-ink);margin:0;letter-spacing:-.2px}
.article-summary{font-size:17px;line-height:1.9;color:#50647A;margin:20px 0 0;max-width:920px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px 30px;margin-top:24px;font-size:13px;color:var(--color-soft)}
.meta-item{display:inline-flex;align-items:center;gap:8px}
.meta-label{color:#8B99A7}
.meta-date{color:#53647A;font-weight:500}
.meta-tags{display:inline-flex;align-items:center;gap:6px}
.meta-tags span{white-space:nowrap}
.meta-tags span:not(:last-child)::after{content:"·";margin-left:4px;color:#C7CFD6}
.article-meta-category{display:inline-block;background:rgba(201,160,99,.12);color:#8a6c36;font-weight:600;font-size:12px;line-height:1;padding:6px 12px;border-radius:999px}
.meta-source{display:inline-flex;align-items:center;gap:6px}
.meta-source .org-name{color:#53647A;font-weight:500}

/* ---------- Article Body ---------- */
.article-wrap{padding:18px 0 44px}
.article-frame{max-width:820px;margin:0 auto;padding-top:32px}
.article-content{font-size:17px;line-height:2;color:#2E4054}
.article-content>*:first-child{margin-top:0}
.article-content p{margin:0 0 26px}
.article-content a{color:#173F5C;border-bottom:1px solid rgba(201,160,99,.65);transition:color .2s,border-color .2s;font-weight:500}
.article-content a:hover{color:#8a6c36;border-color:#8a6c36}
.article-content h2{font-size:26px;font-weight:800;line-height:1.4;color:var(--color-ink);margin:52px 0 18px;letter-spacing:-.2px}
.article-content h3{font-size:21px;font-weight:700;line-height:1.45;color:var(--color-ink);margin:38px 0 14px}
.article-content h4{font-size:18px;font-weight:700;margin:30px 0 12px;color:var(--color-ink)}
.article-content img{border-radius:var(--radius-md);margin:28px 0;box-shadow:var(--shadow-md)}
.article-content figure{margin:32px 0}
.article-content figure img{margin:0}
.article-content figcaption{font-size:13px;color:var(--color-soft);text-align:center;margin-top:10px}
.article-content blockquote{margin:32px 0;padding:22px 26px;background:#F2F6FA;border-left:4px solid var(--gold);border-radius:0 var(--radius-md) var(--radius-md) 0;color:#44586E;font-size:16px;line-height:1.9}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content ul,.article-content ol{margin:0 0 26px;padding-left:24px}
.article-content ul li{list-style:disc;margin:8px 0;padding-left:4px}
.article-content ol li{list-style:decimal;margin:8px 0;padding-left:4px}
.article-content li::marker{color:var(--gold-dark)}
.article-content table{width:100%;border-collapse:collapse;margin:30px 0;font-size:15px;line-height:1.7;display:block;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch}
.article-content th,.article-content td{border:1px solid var(--color-border);padding:12px 14px;text-align:left}
.article-content th{background:#F5F8FB;font-weight:700;color:var(--color-ink)}
.article-content tr:nth-child(even) td{background:#FAFCFE}
.article-content code{font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;background:#EFF2F6;color:#735b28;border-radius:6px;padding:2px 7px;font-size:.9em}
.article-content pre{background:#0B1F35;color:#EAF2F8;border-radius:var(--radius-md);padding:22px 24px;overflow-x:auto;margin:30px 0;line-height:1.75}
.article-content pre code{background:transparent;color:inherit;padding:0;font-size:14px}
.article-content hr{border:0;border-top:1px solid var(--color-border);margin:42px 0}
.article-content strong{color:#1b2d3e;font-weight:700}

/* ---------- Article End Bar ---------- */
.article-end-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;border-top:1px solid var(--color-border);padding-top:30px;margin-top:44px}
.article-back-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:#25425c}
.article-back-link:hover{color:#8a6c36}
.article-share-hint{font-size:13px;color:var(--color-soft)}

/* ---------- Related ---------- */
.related-section{padding:96px 0 96px;background:#F6F9FB;border-top:1px solid #EAF0F6}
.section-head{display:flex;flex-direction:column;align-items:flex-start;margin-bottom:42px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:#8a6c36;font-weight:700;margin-bottom:14px}
.eyebrow::before{content:"";display:inline-block;width:30px;height:2px;background:var(--gradient-gold);border-radius:4px}
.section-head h2{font-size:clamp(25px,3vw,36px);font-weight:800;color:var(--color-ink);margin:0;line-height:1.35}
.section-sub{color:var(--color-muted);font-size:15px;margin-top:10px;max-width:640px}
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.related-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--color-border);border-radius:18px;overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;text-align:left}
.related-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:#d5dde5}
.related-cover{aspect-ratio:16/9;overflow:hidden;background:#E9EEF3}
.related-cover img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.related-card:hover .related-cover img{transform:scale(1.04)}
.related-body{display:flex;flex-direction:column;flex:1;padding:24px 24px 20px}
.card-tag{display:inline-block;align-self:flex-start;background:rgba(201,160,99,.14);color:#83643a;font-size:12px;font-weight:600;line-height:1;padding:7px 12px;border-radius:999px;margin-bottom:14px}
.related-title{font-size:19px;font-weight:800;line-height:1.5;color:var(--color-ink);margin:0 0 10px;letter-spacing:-.1px;transition:color .2s ease}
.related-card:hover .related-title{color:#8a6c36}
.related-summary{font-size:14px;line-height:1.8;color:var(--color-muted);margin:0 0 18px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.related-date{margin-top:auto;font-size:13px;color:var(--color-soft);font-weight:500;display:inline-flex;align-items:center;gap:8px;border-top:1px solid #F0F3F7;padding-top:14px}

/* ---------- CTA Band ---------- */
.cta-band{position:relative;background:linear-gradient(120deg,rgba(8,23,41,.96),rgba(13,47,70,.9));color:#fff;overflow:hidden;text-align:center}
.cta-band::after{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:.2;pointer-events:none}
.cta-inner{position:relative;z-index:2;max-width:820px;padding:104px 0;margin:0 auto}
.cta-kicker{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-light);font-weight:700}
.cta-inner h2{font-size:clamp(27px,3.4vw,41px);font-weight:800;line-height:1.4;margin:18px 0 16px;color:#fff;letter-spacing:-.2px}
.cta-inner h2 .brand-hl{color:var(--gold-light)}
.cta-inner p{font-size:16.5px;color:#C6D2DC;line-height:1.9;margin:0 auto 36px;max-width:680px}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ---------- Footer ---------- */
.site-footer{background:#071424;color:#93A6B8}
.site-footer a{transition:color .2s ease}
.footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:48px;padding:68px 0 56px}
.footer-brand .brand .brand-mark{width:40px;height:40px;background:linear-gradient(150deg,#142d49,#081A2E);color:var(--gold-light)}
.footer-brand .brand .brand-name{color:#fff}
.footer-desc{margin:22px 0 0;font-size:14px;line-height:1.9;color:#8CA0B3;max-width:320px}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin:4px 0 22px;position:relative;padding-bottom:12px;letter-spacing:.3px}
.footer-title::after{content:"";position:absolute;left:0;bottom:0;width:28px;height:2px;background:var(--gradient-gold);border-radius:2px}
.footer-links li{margin-bottom:12px}
.footer-links a{font-size:14px;color:#93A6B8;display:inline-flex;align-items:center;gap:8px}
.footer-links a::before{content:"";width:4px;height:4px;border-radius:50%;background:rgba(201,160,99,.55);transition:background .2s}
.footer-links a:hover{color:#DCB877}
.footer-links a:hover::before{background:var(--gold)}
.footer-contact{font-size:14px;color:#93A6B8;font-style:normal}
.footer-contact li{margin-bottom:14px;line-height:1.8;position:relative;padding-left:20px}
.footer-contact li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:2px;background:rgba(201,160,99,.6)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:22px 0 32px;border-top:1px solid rgba(255,255,255,.08);font-size:13px;color:#66809A}

/* ---------- Empty State ---------- */
.empty-section{display:flex;align-items:center;justify-content:center;padding:100px 0;min-height:72vh}
.empty-panel{width:min(540px,100% - 32px);background:#fff;border:1px solid var(--color-border);border-radius:28px;text-align:center;padding:68px 36px;box-shadow:var(--shadow-lg)}
.empty-icon{width:66px;height:66px;margin:0 auto 26px;border-radius:50%;background:#F3F6FA;display:flex;align-items:center;justify-content:center;border:1px solid #E3E9F0}
.empty-icon::before{content:"";width:22px;height:22px;border:2.5px solid #C7D1DC;border-top-color:var(--gold);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.empty-panel h1{font-size:30px;font-weight:800;color:var(--color-ink);margin:0 0 20px}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .header-inner{gap:16px}
  .nav-list{gap:22px}
  .search-wrap input{width:190px}
  .footer-main{gap:32px}
}
@media (max-width:991px){
  .header-inner{height:64px;gap:12px}
  .brand-name{font-size:19px}
  .burger{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;border-radius:10px;background:transparent;border:0;transition:background .2s}
  .burger:hover{background:#F1F4F8}
  .nav-links{display:none;position:fixed;top:64px;left:0;right:0;bottom:0;z-index:999;background:rgba(255,255,255,.99);backdrop-filter:blur(14px);overflow:auto;padding:18px 22px 40px;box-shadow:0 20px 40px rgba(8,26,46,.08)}
  .nav-switch:checked ~ .nav-links{display:block}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-list a{display:block;padding:14px 6px;font-size:17px;font-weight:700;border-bottom:1px solid #EEF2F6}
  .nav-list a.is-active{color:#8a6c36}
  .nav-list a.is-active::after{display:none}
  .header-tool .search-wrap{display:none}
  .footer-main{grid-template-columns:1fr 1fr;gap:40px}
  .cta-inner{padding:80px 0}
  .related-section{padding:72px 0}
}
@media (max-width:767px){
  .article-hero{padding:34px 0 30px}
  .article-title{font-size:30px}
  .article-summary{font-size:15.5px}
  .article-meta{gap:12px 16px}
  .related-grid{grid-template-columns:1fr}
  .related-card{flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-main{grid-template-columns:1fr;padding:52px 0 40px;gap:36px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .empty-panel{padding:48px 22px}
}
@media (max-width:480px){
  .container, .container-narrow{width:min(100% - 30px,1200px)}
  .article-frame{padding-top:18px}
  .brand-mark{width:34px;height:34px;border-radius:10px;font-size:14px}
  .brand-name{font-size:17px}
  .btn-header-cta{min-height:38px;padding:0 14px;font-size:14px}
  .article-title{font-size:26px}
  .article-summary{font-size:15px}
  .related-cover{aspect-ratio:4/3}
  .related-body{padding:20px}
  .related-title{font-size:18px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
  --bg-deep:#081A2E;
  --bg-deep-2:#071322;
  --bg-soft:#F4F7FB;
  --bg-white:#FFFFFF;
  --text-main:#0A1C2F;
  --text-body:#40526A;
  --text-sub:#5B6C7F;
  --line:#E2E8EF;
  --line-strong:#D2DBE6;
  --tech-blue:#1A5F8A;
  --gold:#C9A063;
  --gold-light:#DCB877;
  --gold-dark:#A7813F;
  --gold-soft:#F3DDB2;
  --grad-gold:linear-gradient(135deg,#F3DDB2 0%,#C9A063 50%,#A7813F 100%);
  --grad-deep:linear-gradient(145deg,#0B1F35 0%,#10181F 100%);
  --radius:16px;
  --radius-md:12px;
  --radius-pill:999px;
  --shadow-card:0 1px 2px rgba(10,28,47,.03),0 16px 40px rgba(10,28,47,.07);
  --shadow-lift:0 18px 44px rgba(10,28,47,.1),0 2px 8px rgba(10,28,47,.04);
  --glow-gold:0 0 0 3px rgba(201,160,99,.18),0 12px 40px rgba(201,160,99,.25);
  --container:1200px;
  --header-h:72px;
  --ease:cubic-bezier(.19,1,.22,1);
}
*,
*::before,
*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text-body);
  background:var(--bg-white);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{font-weight:700;color:var(--text-main);line-height:1.3}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:46px;padding:0 24px;gap:10px;
  border-radius:var(--radius-pill);
  border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;
  white-space:nowrap;
  cursor:pointer;
  transition:all .28s var(--ease);
}
.btn-gold{
  background:var(--grad-gold);
  color:#1A1B1C;
  box-shadow:0 8px 24px rgba(201,160,99,.22);
}
.btn-gold:hover{
  transform:translateY(-2px);
  box-shadow:var(--glow-gold);
}
.btn-gold:active{
  transform:scale(.97);
  box-shadow:0 4px 16px rgba(201,160,99,.2);
}
.btn-ghost-light{
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.52);
  color:#fff;
  backdrop-filter:blur(8px);
}
.btn-ghost-light:hover{
  background:rgba(255,255,255,.16);
  border-color:#fff;
  transform:translateY(-2px);
}
.btn:focus-visible,a:focus-visible{
  outline:2px solid var(--gold);
  outline-offset:3px;
}
.badge-tag{
  display:inline-flex;align-items:center;
  padding:4px 12px;gap:6px;
  border-radius:var(--radius-pill);
  background:rgba(201,160,99,.12);
  border:1px solid rgba(201,160,99,.35);
  color:#8A6630;
  font-size:12px;font-weight:600;
  letter-spacing:.2px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  margin-bottom:18px;
  color:var(--gold-dark);
  font-size:12px;font-weight:700;
  letter-spacing:.16em;
  text-transform:uppercase;
}
.eyebrow::before{
  content:"";
  width:30px;height:1px;background:var(--gold);
}
.eyebrow--light{color:var(--gold-light)}
.section{padding:104px 0}
.section--soft{background:var(--bg-soft)}
.section--dark{
  background:var(--bg-deep);
  color:rgba(255,255,255,.72);
}
.section--dark h2,
.section--dark h3{color:#fff}
.section-head{
  max-width:820px;
  margin-bottom:56px;
}
.section-head h2{
  font-size:clamp(28px,3vw,38px);
  letter-spacing:-.02em;
  margin-bottom:16px;
}
.section-head p{font-size:17px;line-height:1.85}
.text-link{
  position:relative;
  display:inline-flex;align-items:center;gap:8px;
  color:var(--gold-dark);
  font-size:14px;font-weight:600;
}
.text-link::after{
  content:"";
  position:absolute;left:0;bottom:-4px;
  width:0;height:2px;border-radius:2px;
  background:var(--gold);
  transition:width .3s var(--ease);
}
.text-link:hover::after{width:100%}

/* Header */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:800;
  height:var(--header-h);
  background:rgba(255,255,255,.93);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(226,232,239,.94);
  box-shadow:0 1px 0 rgba(226,232,239,.4);
}
.header-inner{
  display:flex;align-items:center;
  gap:22px;height:var(--header-h);
}
.brand{
  display:inline-flex;align-items:center;
  gap:11px;flex-shrink:0;
}
.brand-mark{
  width:40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(145deg,#0B1F35,#17344D);
  border:1px solid rgba(201,160,99,.56);
  color:var(--gold-soft);
  border-radius:12px;
  font-size:16px;font-weight:800;
  letter-spacing:.08em;
  box-shadow:0 8px 22px rgba(10,28,47,.15);
}
.brand-name{
  color:var(--text-main);
  font-size:21px;
  font-weight:800;
  letter-spacing:.4px;
  white-space:nowrap;
}
.nav-links{flex:1;display:flex;justify-content:center}
.nav-list{display:flex;align-items:center;gap:36px}
.nav-list a{
  position:relative;
  display:inline-flex;align-items:center;
  min-height:44px;
  color:var(--text-main);
  font-size:15px;font-weight:500;
  transition:color .2s ease;
}
.nav-list a:hover{color:var(--gold-dark)}
.nav-list a.is-active{color:var(--text-main);font-weight:600}
.nav-list a.is-active::after{
  content:"";
  position:absolute;left:4px;right:4px;bottom:6px;
  height:2px;border-radius:2px;
  background:var(--grad-gold);
}
.header-tool{
  display:flex;align-items:center;
  gap:12px;flex-shrink:0;
}
.search-wrap{
  position:relative;
  display:inline-flex;align-items:center;
  width:230px;height:40px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line-strong);
  background:#fff;
  padding:0 14px;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.search-wrap:focus-within{
  border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(201,160,99,.18);
}
.search-icon{width:16px;height:16px;color:var(--text-sub);margin-right:8px;flex-shrink:0}
.search-wrap input{
  width:100%;
  border:0;outline:0;
  font-size:13px;
  color:var(--text-main);
  background:transparent;
}
.search-wrap input::placeholder{color:#9AA9B8}
.btn-header-cta{min-height:42px;padding:0 20px;font-size:14px}
.burger{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border-radius:12px;
  color:var(--text-main);
  cursor:pointer;
  transition:background .2s;
}
.burger:hover{background:var(--bg-soft)}
.burger-line{
  position:relative;
  display:block;width:22px;height:2px;
  background:currentColor;
  border-radius:2px;
  transition:background .2s;
}
.burger-line::before,
.burger-line::after{
  content:"";
  position:absolute;left:0;
  width:22px;height:2px;
  background:currentColor;
  border-radius:2px;
}
.burger-line::before{top:-7px}
.burger-line::after{bottom:-7px}
.nav-switch{position:absolute;opacity:0;pointer-events:none}

/* Category Page hero */
.category-hero{
  position:relative;
  background:var(--bg-deep);
  overflow:hidden;
  padding:142px 0 66px;
  color:rgba(255,255,255,.86);
}
.hero-media{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
}
.hero-media img{
  width:100%;height:100%;
  object-fit:cover;
  opacity:.4;
}
.category-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(8,26,46,.92) 0%,rgba(8,26,46,.76) 46%,rgba(8,26,46,.48) 100%);
}
.hero-inner{position:relative;z-index:2}
.crumb{
  display:flex;align-items:center;gap:8px;
  margin-bottom:28px;
  font-size:13px;color:rgba(255,255,255,.66);
}
.crumb a{color:rgba(255,255,255,.86);transition:color .2s}
.crumb a:hover{color:var(--gold-light)}
.crumb span{margin:0 4px}
.category-hero h1{
  color:#fff;
  font-size:clamp(30px,4.4vw,46px);
  font-weight:800;
  max-width:880px;
  letter-spacing:-.02em;
  margin-bottom:20px;
}
.category-hero .hero-summary{
  max-width:760px;
  font-size:16px;
  line-height:1.9;
  color:rgba(255,255,255,.78);
}
.hero-actions{
  display:flex;flex-wrap:wrap;gap:14px;
  margin-top:34px;
}
.hero-facts{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  max-width:920px;
  gap:26px;
  margin-top:54px;
  padding-top:28px;
  border-top:1px solid rgba(255,255,255,.18);
}
.hero-fact{display:flex;gap:12px;align-items:flex-start}
.hero-fact .fact-title{
  font-size:14px;
  color:var(--gold-light);
  font-weight:600;
  margin-bottom:4px;
}
.hero-fact p{
  font-size:13px;
  color:rgba(255,255,255,.64);
  line-height:1.6;
}

/* Capability Grid */
.section-deck{
  background:var(--bg-soft);
  padding:96px 0;
}
.cap-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:26px;
}
.cap-card{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.cap-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-lift);
}
.cap-card--a{grid-column:span 7}
.cap-card--b{grid-column:span 5}
.cap-card--c{grid-column:span 5}
.cap-card--d{grid-column:span 7}
.cap-card__media{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/9;
}
.cap-card__media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .6s var(--ease);
}
.cap-card:hover .cap-card__media img{transform:scale(1.04)}
.cap-card__media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 58%,rgba(8,26,46,.24) 100%);
}
.cap-card__content{padding:26px 28px 28px}
.cap-card__content h3{
  font-size:21px;
  margin:14px 0 10px;
  letter-spacing:-.01em;
}
.cap-card__content p{
  font-size:15px;
  color:var(--text-sub);
  line-height:1.8;
  margin-bottom:16px;
}

/* Cap directory */
.cap-directory{
  margin-top:72px;
}
.dir-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;
  margin-bottom:14px;
}
.dir-head h3{
  font-size:clamp(22px,2vw,28px);
}
.dir-head p{
  max-width:520px;
  font-size:14px;
  color:var(--text-sub);
}
.dir-list{
  border-top:2px solid var(--text-main);
}
.dir-row{
  display:grid;
  grid-template-columns:74px 250px 1fr 120px;
  align-items:center;
  gap:22px;
  padding:24px 8px;
  border-bottom:1px solid var(--line);
  transition:background .25s ease;
}
.dir-row:hover{background:#fff}
.dir-index{
  font-size:14px;
  font-weight:800;
  color:var(--gold-dark);
  letter-spacing:.05em;
}
.dir-row h4{
  font-size:17px;
  color:var(--text-main);
}
.dir-row p{
  font-size:14px;
  color:var(--text-sub);
  line-height:1.75;
}
.dir-link{
  justify-self:end;
  font-size:14px;
  font-weight:600;
  color:var(--gold-dark);
}

/* Scene */
.scene-section{padding:100px 0}
.scene-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
}
.scene-visual{
  position:relative;
  border-radius:20px;
  overflow:hidden;
  box-shadow:var(--shadow-lift);
}
.scene-visual img{
  width:100%;
  height:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.scene-caption{
  position:absolute;
  left:20px;right:20px;bottom:20px;
  background:rgba(8,26,46,.78);
  color:#fff;
  padding:16px 20px;
  border-radius:14px;
  font-size:14px;
  border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(10px);
  line-height:1.7;
}
.scene-list .scene-item{
  display:flex;
  gap:18px;
  padding:20px 0;
  border-bottom:1px solid var(--line);
}
.scene-item:last-child{border-bottom:0}
.scene-num{
  width:34px;height:34px;
  flex-shrink:0;
  border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(201,160,99,.14);
  color:var(--gold-dark);
  border:1px solid rgba(201,160,99,.32);
  font-size:13px;
  font-weight:700;
}
.scene-item h3{
  font-size:19px;
  margin-bottom:6px;
}
.scene-item p{
  font-size:15px;
  color:var(--text-sub);
  line-height:1.8;
}
.scene-item a{margin-top:10px}

/* Process */
.process-section{
  background:var(--bg-deep);
  color:rgba(255,255,255,.76);
  padding:104px 0;
}
.process-section .section-head h2{color:#fff}
.process-steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  counter-reset:process;
}
.process-step{
  position:relative;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.15);
  border-radius:18px;
  padding:26px 22px 24px;
  backdrop-filter:blur(12px);
  transition:transform .35s var(--ease),border-color .3s;
}
.process-step:hover{
  transform:translateY(-6px);
  border-color:rgba(201,160,99,.5);
}
.process-step::before{
  content:"0" counter(process);
  counter-increment:process;
  display:inline-flex;
  width:42px;height:42px;
  align-items:center;justify-content:center;
  border-radius:12px;
  background:var(--grad-gold);
  color:#102231;
  font-size:15px;
  font-weight:800;
  margin-bottom:20px;
}
.process-step h3{
  color:#fff;
  font-size:19px;
  margin-bottom:10px;
}
.process-step p{
  font-size:14px;
  color:rgba(255,255,255,.66);
  line-height:1.8;
}

/* FAQ */
.faq-list{
  max-width:860px;
  margin:0 auto;
}
.faq-item{
  border-bottom:1px solid var(--line);
}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:22px 4px;
  cursor:pointer;
  color:var(--text-main);
  font-size:17px;
  font-weight:600;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-state{
  position:relative;
  width:32px;height:32px;
  flex-shrink:0;
  border:1px solid var(--line-strong);
  border-radius:50%;
  display:inline-flex;
  align-items:center;justify-content:center;
  font-size:20px;
  color:var(--gold-dark);
  transition:transform .35s var(--ease),color .25s,border-color .25s,background .25s;
  line-height:1;
}
.faq-item[open] .faq-state{
  transform:rotate(45deg);
  background:rgba(201,160,99,.12);
  border-color:var(--gold);
}
.faq-answer{
  padding:0 40px 24px 4px;
  max-width:760px;
  color:var(--text-sub);
  font-size:15px;
  line-height:1.9;
  animation:faqFade .35s var(--ease);
}
@keyframes faqFade{
  from{opacity:0;transform:translateY(-4px)}
  to{opacity:1;transform:translateY(0)}
}

/* CTA */
.cta-panel{
  position:relative;
  overflow:hidden;
  background:linear-gradient(130deg,#06101F,#0A1E36 70%,#102C47);
  color:#fff;
  padding:96px 0;
}
.cta-panel::before{
  content:"";
  position:absolute;inset:0;
  background-image:radial-gradient(circle at 75% 10%,rgba(201,160,99,.15),transparent 40%);
}
.cta-inner{
  position:relative;z-index:2;
  max-width:860px;margin:0 auto;
  text-align:center;
}
.cta-inner h2{
  font-size:clamp(26px,3vw,36px);
  font-weight:800;
  color:#fff;
  letter-spacing:-.02em;
}
.cta-inner p{
  margin:18px auto 36px;
  max-width:660px;
  color:rgba(255,255,255,.7);
  font-size:16px;
  line-height:1.9;
}
.cta-actions{
  display:flex;
  justify-content:center;
  gap:14px;
  flex-wrap:wrap;
}

/* Footer */
.site-footer{
  background:var(--bg-deep-2);
  color:rgba(255,255,255,.68);
  padding-top:72px;
}
.footer-main{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:48px;
  padding-bottom:48px;
}
.footer-brand .brand-name{color:#fff}
.footer-desc{
  margin-top:20px;
  font-size:14px;
  line-height:1.9;
  color:rgba(255,255,255,.55);
  max-width:340px;
}
.site-footer .brand-mark{
  background:rgba(255,255,255,.04);
}
.footer-title{
  font-size:14px;
  font-weight:700;
  color:#fff;
  letter-spacing:.05em;
  margin-bottom:20px;
}
.footer-links li{margin-bottom:12px}
.footer-links a{
  color:rgba(255,255,255,.62);
  font-size:14px;
  transition:color .25s;
}
.footer-links a:hover{color:var(--gold-light)}
.footer-contact li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  line-height:1.75;
  color:rgba(255,255,255,.58);
  margin-bottom:10px;
}
.footer-contact li::before{
  content:"";
  position:absolute;left:2px;top:11px;
  width:6px;height:6px;
  background:var(--gold);
  border-radius:50%;
  opacity:.75;
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;
  font-size:13px;
  color:rgba(255,255,255,.45);
}

/* Floating CTA */
.floating-cta{
  position:fixed;
  right:26px;
  bottom:28px;
  z-index:500;
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:0 24px;
  height:50px;
  background:var(--grad-gold);
  color:#172A3A;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:700;
  box-shadow:0 18px 40px rgba(201,160,99,.28),0 0 0 1px rgba(255,255,255,.2) inset;
  opacity:0;
  pointer-events:none;
  transform:translateY(14px);
  transition:opacity .35s var(--ease),transform .35s var(--ease),box-shadow .3s;
}
.floating-cta.is-show{opacity:1;pointer-events:auto;transform:translateY(0)}
.floating-cta:hover{box-shadow:0 22px 52px rgba(201,160,99,.38)}
.floating-cta:active{transform:scale(.96)}
.page-bottom-space{height:24px}

@media (max-width:1200px){
  .nav-list{gap:24px}
  .search-wrap{width:210px}
}
@media (max-width:1024px){
  .section{padding:80px 0}
  .hero-facts{gap:18px}
  .cap-card--a,.cap-card--b,.cap-card--c,.cap-card--d{grid-column:span 6}
  .dir-row{grid-template-columns:64px 190px 1fr}
  .dir-link{display:none}
  .process-steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991px){
  :root{--header-h:66px}
  .site-header{backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
  .header-inner{gap:12px}
  .hdr-tool-search{display:none}
  .btn-header-cta{padding:0 18px;font-size:13px}
  .burger{
    display:inline-flex;
    margin-left:4px;
  }
  .nav-links{
    position:fixed;
    top:calc(var(--header-h) + 1px);
    left:0;right:0;
    background:rgba(255,255,255,.98);
    border-bottom:1px solid var(--line);
    padding:8px 24px 20px;
    box-shadow:0 28px 60px rgba(10,28,47,.1);
    flex-direction:column;
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    pointer-events:none;
    transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s;
  }
  .nav-switch:checked ~ .nav-links{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
    pointer-events:auto;
  }
  .nav-list{
    flex-direction:column;
    align-items:stretch;
  }
  .nav-list li{border-bottom:1px solid var(--line)}
  .nav-list li:last-child{border-bottom:0}
  .nav-list a{
    min-height:44px;
    font-size:16px;
    justify-content:space-between;
  }
  .nav-list a.is-active::after{display:none}
  .nav-list a.is-active{
    color:var(--gold-dark);
    font-weight:700;
  }
  .footer-main{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .section{padding:64px 0}
  .container{padding:0 20px}
  .category-hero{padding:128px 0 50px}
  .hero-facts{grid-template-columns:1fr;gap:16px;padding-top:22px}
  .hero-actions .btn{flex:1;min-width:140px}
  .cap-grid{grid-template-columns:1fr}
  .cap-card--a,.cap-card--b,.cap-card--c,.cap-card--d{grid-column:span 1}
  .cap-card__content{padding:20px 20px 22px}
  .dir-head{flex-direction:column;gap:8px}
  .dir-row{
    grid-template-columns:50px 1fr;
    gap:8px;
    padding:18px 0;
  }
  .dir-row h4{grid-column:2;margin-bottom:6px}
  .dir-row p{grid-column:2}
  .dir-index{grid-row:1}
  .scene-grid{grid-template-columns:1fr;gap:24px}
  .scene-visual img{aspect-ratio:16/10}
  .scene-list .scene-item{padding:16px 0}
  .process-steps{grid-template-columns:1fr;gap:14px}
  .cta-panel{padding:64px 0}
  .faq-answer{padding-right:4px}
}
@media (max-width:576px){
  .brand-name{font-size:18px;letter-spacing:.2px}
  .brand-mark{width:36px;height:36px;font-size:14px}
  .btn-header-cta{width:44px;min-width:44px;padding:0;font-size:0;background:transparent;box-shadow:none;color:var(--text-main);border:1px solid var(--line)}
  .btn-header-cta::after{content:"咨询";font-size:14px;font-weight:600}
  .category-hero h1{font-size:clamp(26px,8vw,36px)}
  .category-hero .hero-summary{font-size:15px}
  .footer-main{grid-template-columns:1fr;gap:0;row-gap:36px}
  .footer-bottom{flex-direction:column;justify-content:center;text-align:center}
  .hero-actions .btn{flex:1 1 100%}
  .btn{min-height:44px}
  .floating-cta{
    right:16px;bottom:calc(16px + env(safe-area-inset-bottom));
    padding:0 18px;height:44px;
  }
}

/* roulang page: category2 */
:root {
  --navy-900: #081A2E;
  --navy-800: #0A1C2F;
  --navy-700: #10314B;
  --blue: #1A5F8A;
  --blue-bright: #0E63A0;
  --gold: #C9A063;
  --gold-light: #DCB877;
  --gold-pale: #F3DDB2;
  --gold-deep: #A7813F;
  --gold-grad: linear-gradient(135deg, #F3DDB2 0%, #C9A063 50%, #A7813F 100%);
  --white: #ffffff;
  --ink: #0A1C2F;
  --sub: #5B6C7F;
  --line: #E2E8EF;
  --bg-soft: #F4F7FA;
  --card-border: #E5EAF0;
  --glass-bg: rgba(255,255,255,0.06);
  --glass-border: rgba(255,255,255,0.16);
  --shadow-card: 0 2px 4px rgba(10,28,47,0.02), 0 16px 40px rgba(10,28,47,0.06);
  --shadow-card-hover: 0 6px 12px rgba(10,28,47,0.06), 0 24px 56px rgba(10,28,47,0.12);
  --radius-md: 10px;
  --radius-lg: 18px;
  --radius-full: 999px;
  --font-sans: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --container: 1200px;
  --transition: 0.25s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.no-scroll { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, textarea { font-family: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}
ul, ol { list-style: none; }
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold));
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 46px;
  padding: 0 24px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 700;
  border: 1px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn-gold {
  background: var(--gold-gradient, var(--gold-grad));
  color: #1A1A14;
  box-shadow: 0 0 0 3px rgba(201,160,99,0.18), 0 12px 32px rgba(201,160,99,0.22);
  background-size: 160% 100%;
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 0 3px rgba(201,160,99,0.24), 0 16px 40px rgba(201,160,99,0.32);
  background-position: 90% 0;
}
.btn-gold:active { transform: scale(0.98); box-shadow: 0 0 0 3px rgba(201,160,99,0.15); }
.btn-outline {
  border-color: rgba(255,255,255,0.6);
  color: #fff;
  background: rgba(255,255,255,0.04);
}
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.10); color: var(--gold-light); transform: translateY(-2px); }
.btn-dark-ghost {
  border-color: var(--ink);
  color: var(--ink);
  background: transparent;
}
.btn-dark-ghost:hover { background: rgba(10,28,47,0.05); border-color: var(--gold-deep); color: var(--gold-deep); transform: translateY(-2px); }
.btn-sm { height: 40px; padding: 0 18px; font-size: 14px; }
/* ============ header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: 72px;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(226,232,239,0.9);
  box-shadow: 0 2px 16px rgba(10,28,47,0.04);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 72px;
  position: relative;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(145deg, #0A1C2F, #123B58);
  color: var(--gold-light);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.4px;
  border: 1px solid rgba(201,160,99,0.4);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.14);
}
.brand-name {
  font-size: 23px;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: 0.6px;
}
.nav-links { flex: 1; min-width: 0; }
.nav-list {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-list a {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 72px;
  padding: 0 16px;
  font-size: 15px;
  font-weight: 600;
  color: #324457;
  transition: color 0.2s ease;
}
.nav-list a:hover { color: var(--navy-900); }
.nav-list a.is-active { color: var(--navy-900); }
.nav-list a.is-active::after {
  content: "";
  position: absolute;
  height: 2px;
  left: 16px;
  right: 16px;
  bottom: 0;
  border-radius: 2px 2px 0 0;
  background: var(--gold-grad);
}
.header-tool {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.search-wrap {
  position: relative;
  width: 232px;
}
.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: #98A7B5;
  pointer-events: none;
  transition: color 0.2s;
}
.search-wrap input {
  width: 100%;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid #D9E0E8;
  background: #F5F7FA;
  padding-left: 40px;
  padding-right: 16px;
  font-size: 14px;
  color: var(--ink);
  outline: none;
  transition: all 0.2s ease;
}
.search-wrap input::placeholder { color: #97A5B1; }
.search-wrap:focus-within input {
  border-color: var(--gold);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(201,160,99,0.18);
}
.search-wrap:focus-within .search-icon { color: var(--gold-deep); }
.btn-header-cta { height: 42px; padding: 0 20px; }
.nav-switch { display: none; }
.burger {
  display: none;
  width: 42px;
  height: 42px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border-radius: 10px;
  cursor: pointer;
  border: 1px solid #DCE3EA;
  background: #fff;
}
.burger-line {
  width: 18px;
  height: 2px;
  background: var(--navy-800);
  border-radius: 2px;
  transition: 0.28s ease;
}
/* ============ hero / page banner for category ============ */
.cat-banner {
  position: relative;
  padding: 88px 0 84px;
  background: var(--navy-900);
  color: #fff;
  overflow: hidden;
}
.cat-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, rgba(8,26,46,0.92) 0%, rgba(8,26,46,0.76) 48%, rgba(32,58,84,0.70) 100%),
              url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity: 0.34;
  z-index: 0;
}
.cat-banner::after {
  content: "";
  position: absolute;
  right: -140px;
  top: -200px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(201,160,99,0.14), transparent 70%);
  z-index: 1;
  pointer-events: none;
}
.cat-banner .container { position: relative; z-index: 2; }
.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: rgba(255,255,255,0.66);
  margin-bottom: 24px;
}
.breadcrumb-list a { color: rgba(255,255,255,0.72); transition: color 0.2s; }
.breadcrumb-list a:hover { color: var(--gold-light); }
.breadcrumb-list .sep { opacity: 0.5; }
.cat-banner h1 {
  font-size: clamp(34px, 4vw, 48px);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: 0.4px;
  max-width: 820px;
}
.cat-banner h1 .text-gold { color: var(--gold-light); }
.cat-banner .lead {
  margin-top: 20px;
  max-width: 760px;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(255,255,255,0.82);
}
.banner-meta-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 12px;
  color: rgba(255,255,255,0.8);
  backdrop-filter: blur(6px);
}
.tag-chip i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}
/* ============ proof metrics strip ============ */
.proof-strip {
  background: var(--white);
  border-bottom: 1px solid var(--line);
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stat-item {
  padding: 34px 28px 34px 0;
  border-right: 1px solid var(--line);
}
.stat-item:last-child { border-right: 0; }
.stat-number {
  font-size: clamp(30px, 2.6vw, 40px);
  font-weight: 800;
  color: var(--navy-800);
  line-height: 1.2;
  display: flex;
  align-items: baseline;
  gap: 2px;
}
.stat-number small { font-size: 20px; color: var(--gold-deep); font-weight: 700; }
.stat-label {
  font-size: 14px;
  color: var(--sub);
  margin-top: 8px;
}
.stat-item .stat-note { font-size: 13px; color: #8092A4; margin-top: 4px; }
/* ============ category page main layout ============ */
.main-cases { background: var(--bg-soft); padding: 96px 0 60px; }
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.section-head h2 {
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--navy-800);
}
.section-head p {
  max-width: 560px;
  font-size: 15px;
  color: var(--sub);
  line-height: 1.8;
}
.case-list {
  display: flex;
  flex-direction: column;
  gap: 22px;
  max-width: 1160px;
  margin: 0 auto;
}
.case-card {
  display: grid;
  grid-template-columns: 380px 1fr;
  min-height: 260px;
  background: var(--white);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all 0.35s ease;
}
.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(201,160,99,0.4);
}
.case-media {
  position: relative;
  min-height: 230px;
  background: #DCE3E9;
}
.case-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.case-media::after {
  content: ""; 
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(8,26,46,0) 50%, rgba(8,26,46,0.42) 100%);
  pointer-events: none;
}
.case-cover-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  background: rgba(8,26,46,0.82);
  backdrop-filter: blur(6px);
  color: var(--gold-light);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(201,160,99,0.35);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.case-body { padding: 32px 34px; display: flex; flex-direction: column; }
.case-topline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
}
.case-topline .industry {
  font-size: 12px;
  font-weight: 600;
  color: var(--gold-deep);
  background: rgba(201,160,99,0.12);
  padding: 3px 10px;
  border-radius: 6px;
}
.case-topline .case-date { font-size: 12px; color: #8494A4; }
.case-title { font-size: 22px; font-weight: 800; line-height: 1.4; color: var(--navy-800); margin-bottom: 8px; }
.case-meta-client { font-size: 13px; color: var(--sub); margin-bottom: 14px; }
.case-meta-client strong { color: var(--navy-800); font-weight: 600; }
.case-desc { font-size: 15px; color: #485A6D; line-height: 1.85; margin-bottom: 18px; flex: 1; }
.case-chip-list { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.case-chip {
  background: #F0F3F7;
  color: #384A5D;
  font-size: 12px;
  border-radius: 6px;
  padding: 4px 10px;
  border: 1px solid #E2E8EF;
}
.case-result {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  background: #0A1C2F;
  padding: 14px 18px;
  border-radius: 12px;
  color: #fff;
  margin-bottom: 20px;
}
.case-result-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.case-result-item .num { font-size: 20px; font-weight: 800; color: var(--gold-light); }
.case-result-item .label { font-size: 12px; color: rgba(255,255,255,0.65); }
.case-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--gold-deep);
  transition: gap 0.25s ease;
}
.case-action:hover { gap: 14px; color: var(--gold); }
.case-action svg { width: 17px; height: 17px; }
.case-card.alt-direction .case-media { order: 1; }
/* ============ deep case quote block ============ */
.testimonial-dark {
  background: var(--navy-900);
  padding: 92px 0;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.testimonial-dark::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,160,99,0.45), transparent);
}
.testimonial-dark .container { position: relative; z-index: 2; }
.t-dark-quote {
  font-size: clamp(22px, 2vw, 30px);
  font-weight: 600;
  line-height: 1.7;
  max-width: 940px;
  margin-bottom: 32px;
  letter-spacing: 0.2px;
}
.t-dark-quote::before {
  content: "“";
  display: block;
  color: var(--gold);
  font-size: 72px;
  line-height: 1;
  margin-bottom: 6px;
  font-weight: 800;
}
.t-dark-meta { display: flex; gap: 16px; align-items: center; }
.t-dark-meta .avator {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(255,255,255,0.2), rgba(255,255,255,0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: var(--gold-pale);
  border: 1px solid rgba(255,255,255,0.2);
}
.t-dark-meta .role { font-size: 14px; color: rgba(255,255,255,0.7); }
.t-dark-meta .role strong { display: block; font-weight: 600; color: #fff; font-size: 16px; }
.t-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 56px;
}
.t-note-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  border-radius: 14px;
  padding: 26px;
  transition: border-color 0.3s, background 0.3s;
}
.t-note-card:hover { border-color: rgba(201,160,99,0.4); background: rgba(255,255,255,0.09); }
.t-note-card h3 { font-size: 18px; font-weight: 700; color: var(--gold-light); margin-bottom: 10px; display: flex; gap: 8px; align-items: center; }
.t-note-card h3 span { color: rgba(255,255,255,0.45); font-weight: 500; font-size: 13px; margin-left: auto; }
.t-note-card p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,0.72); }
/* ============ process steps ============ */
.process-section { background: #fff; padding: 96px 0; }
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 44px;
}
.process-step {
  position: relative;
  padding: 28px 24px;
  background: #F8FAFC;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}
.process-step:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); border-color: rgba(201,160,99,0.35); background: #fff; }
.process-step .step-num {
  display: inline-flex;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--navy-800);
  color: var(--gold-light);
  font-weight: 800;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  margin-bottom: 18px;
}
.process-step h3 { font-size: 17px; font-weight: 700; color: var(--navy-800); margin-bottom: 8px; }
.process-step p { font-size: 14px; color: var(--sub); line-height: 1.8; }
/* ============ cta band ============ */
.cta-band {
  background: #081A2E;
  padding: 80px 0 84px;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  opacity: 0.18;
}
.cta-band::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  width: 800px;
  height: 240px;
  background: radial-gradient(ellipse at center, rgba(201,160,99,0.16), transparent 70%);
}
.cta-band-inner { position: relative; z-index: 2; text-align: center; max-width: 720px; margin: 0 auto; }
.cta-band h2 { color: #fff; font-size: clamp(28px, 3vw, 38px); font-weight: 800; line-height: 1.4; margin-bottom: 16px; }
.cta-band p { color: rgba(255,255,255,0.78); font-size: 16px; line-height: 1.8; margin-bottom: 34px; }
.cta-btn-row { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.cta-note { margin-top: 22px; font-size: 13px; color: rgba(255,255,255,0.45); }
/* ============ faq section ============ */
.faq-section { background: var(--white); padding: 96px 0; }
.faq-wrap { max-width: 860px; margin: 0 auto; }
.faq-head { text-align: center; margin-bottom: 48px; }
.faq-head h2 { font-size: clamp(28px, 3vw, 38px); font-weight: 800; color: var(--navy-800); }
.faq-head .eyebrow { display: inline-flex; justify-content: center; }
.faq-item {
  border-bottom: 1px solid var(--line);
  transition: background 0.2s;
}
.faq-item:first-child { border-top: 1px solid var(--line); }
.faq-q {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 24px 8px;
  cursor: pointer;
  font-size: 17px;
  font-weight: 600;
  color: var(--navy-800);
  transition: color 0.2s;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
}
.faq-q:hover { color: var(--gold-deep); }
.faq-q .faq-toggle {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid #C9CFD8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 400;
  color: #6D7A89;
  transition: all 0.3s ease;
  margin-left: auto;
  background: #fff;
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 8px;
}
.faq-item.active .faq-a { max-height: 480px; padding: 0 8px 24px; }
.faq-item.active .faq-toggle { transform: rotate(45deg); background: var(--gold-grad); color: #1A1A14; border-color: transparent; }
.faq-a p { font-size: 15px; line-height: 1.9; color: var(--sub); }
/* ============ pre-footer contact ============ */
.contact-prefooter {
  background: linear-gradient(180deg, #F4F7FA, #EDF2F7);
  padding: 74px 0;
  border-top: 1px solid var(--line);
}
.prefooter-grid {
  display: grid;
  grid-template-columns: 1.1fr 1.5fr;
  gap: 60px;
  align-items: center;
}
.prefooter-title { font-size: 26px; font-weight: 800; color: var(--navy-800); line-height: 1.5; margin-bottom: 12px; }
.prefooter-desc { color: var(--sub); font-size: 15px; line-height: 1.85; }
.prefooter-actions { display: flex; gap: 14px; flex-wrap: wrap; }
/* ============ footer shared ============ */
.site-footer {
  background: #071322;
  color: rgba(255,255,255,0.68);
  font-size: 14px;
  line-height: 1.8;
}
.site-footer .container { padding-top: 64px; padding-bottom: 30px; }
.footer-main {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1.2fr 1.2fr;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .brand { margin-bottom: 14px; }
.footer-brand .brand-name { color: #fff; }
.footer-brand .brand-mark { border-color: rgba(201,160,99,0.45); }
.footer-desc { max-width: 330px; font-size: 14px; color: rgba(255,255,255,0.52); margin-top: 16px; }
.footer-title { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 18px; }
.footer-links li, .footer-contact li { margin-bottom: 8px; }
.footer-links a { color: rgba(255,255,255,0.55); transition: color var(--transition); }
.footer-links a:hover { color: var(--gold-light); }
.footer-contact li { color: rgba(255,255,255,0.5); font-size: 13.5px; padding-left: 18px; position: relative; }
.footer-contact li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255,255,255,0.38);
}
/* ============ floating cta ============ */
.fab {
  position: fixed;
  right: 28px;
  bottom: 34px;
  z-index: 1200;
  height: 50px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gold-grad);
  color: #1A1A14;
  padding: 0 22px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 800;
  box-shadow: 0 0 0 3px rgba(201,160,99,0.22), 0 14px 36px rgba(0,0,0,0.3);
  transition: all 0.25s ease;
  visibility: hidden;
  opacity: 0;
  border: none;
}
.fab.show { visibility: visible; opacity: 1; }
.fab:hover { transform: translateY(-3px); background-position: 90% 0; }
.fab svg { width: 18px; height: 18px; }
/* ============ mobile & responsive ============ */
@media (max-width: 1100px) {
  .header-tool .search-wrap { width: 180px; }
  .case-card { grid-template-columns: 320px 1fr; }
}
@media (max-width: 991px) {
  .site-header { height: 64px; }
  .header-inner { height: 64px; gap: 16px; }
  .nav-list a { height: 64px; padding: 0 10px; }
  .header-tool .search-wrap { display: none; }
  .btn-header-cta { height: 40px; padding: 0 14px; font-size: 14px; } 
  .burger { display: flex; }
  .nav-switch:checked ~ .nav-links {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
  .nav-switch:checked ~ .burger .burger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-switch:checked ~ .burger .burger-line:nth-child(2) { opacity: 0; }
  .nav-links {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 18px 30px rgba(10,28,47,0.08);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: 0.3s ease;
  }
  .nav-list { flex-direction: column; align-items: stretch; padding: 10px 24px 18px; gap: 0; }
  .nav-list a { height: 44px; padding: 0 6px; }
  .nav-list a.is-active::after { display: none; }
  .brand-name { font-size: 20px; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .stat-item { padding: 20px 18px; border-bottom: 1px solid var(--line); }
  .case-card { grid-template-columns: 1fr; }
  .case-card.alt-direction .case-media { order: 0; }
  .case-media { min-height: 210px; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .prefooter-grid { grid-template-columns: 1fr; gap: 32px; }
  .t-grid-2 { grid-template-columns: 1fr; gap: 16px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .cat-banner { padding: 56px 0 50px; }
  .cat-banner h1 { font-size: 30px; }
  .cat-banner .lead { font-size: 15px; }
  .main-cases { padding: 58px 0 30px; }
  .case-body { padding: 22px; }
  .case-result { grid-template-columns: 1fr 1fr 1fr; padding: 12px 12px; gap: 8px; }
  .case-result-item .num { font-size: 17px; }
  .case-result-item .label { font-size: 11px; }
  .section-head { align-items: flex-start; gap: 14px; }
  .testimonial-dark { padding: 60px 0; }
  .process-grid { grid-template-columns: 1fr; }
  .process-section, .faq-section { padding: 64px 0; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .stat-item:nth-child(2) { border-right: 0; }
  .btn-header-cta { font-size: 13px; padding: 0 10px; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 28px; }
  .cta-btn-row .btn { width: 100%; }
  .fab { right: 16px; bottom: 20px; height: 46px; padding: 0 18px; font-size: 14px; }
  .fab svg { width: 16px; height: 16px; }
}
@media (max-width: 520px) {
  .brand-mark { width: 34px; height: 34px; font-size: 12px; border-radius: 9px; }
  .brand-name { font-size: 17px; }
  .header-inner { gap: 10px; }
  .footer-main { grid-template-columns: 1fr; gap: 18px; }
  .stat-item .case-result-item .num { font-size: 24px; }
  .case-result { grid-template-columns: repeat(3,minmax(0,1fr)); overflow: hidden; }
  .footer-bottom { flex-direction: column; }
}