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@media(min-width:768px){:where(.col-md){flex:1 0 0%}:where(.col-md-1){flex:0 0 auto;width:8.3333%}:where(.col-md-2){flex:0 0 auto;width:16.6667%}:where(.col-md-3){flex:0 0 auto;width:25.0000%}:where(.col-md-4){flex:0 0 auto;width:33.3333%}:where(.col-md-5){flex:0 0 auto;width:41.6667%}:where(.col-md-6){flex:0 0 auto;width:50.0000%}:where(.col-md-7){flex:0 0 auto;width:58.3333%}:where(.col-md-8){flex:0 0 auto;width:66.6667%}:where(.col-md-9){flex:0 0 auto;width:75.0000%}:where(.col-md-10){flex:0 0 auto;width:83.3333%}:where(.col-md-11){flex:0 0 auto;width:91.6667%}:where(.col-md-12){flex:0 0 auto;width:100.0000%}:where(.offset-md-1){margin-left:8.3333%}:where(.offset-md-2){margin-left:16.6667%}:where(.offset-md-3){margin-left:25.0000%}:where(.offset-md-4){margin-left:33.3333%}:where(.offset-md-5){margin-left:41.6667%}:where(.offset-md-6){margin-left:50.0000%}:where(.offset-md-7){margin-left:58.3333%}:where(.offset-md-8){margin-left:66.6667%}:where(.offset-md-9){margin-left:75.0000%}:where(.offset-md-10){margin-left:83.3333%}:where(.offset-md-11){margin-left:91.6667%}:where(.offset-md-12){margin-left:100.0000%}}
@media(min-width:992px){:where(.col-lg){flex:1 0 0%}:where(.col-lg-1){flex:0 0 auto;width:8.3333%}:where(.col-lg-2){flex:0 0 auto;width:16.6667%}:where(.col-lg-3){flex:0 0 auto;width:25.0000%}:where(.col-lg-4){flex:0 0 auto;width:33.3333%}:where(.col-lg-5){flex:0 0 auto;width:41.6667%}:where(.col-lg-6){flex:0 0 auto;width:50.0000%}:where(.col-lg-7){flex:0 0 auto;width:58.3333%}:where(.col-lg-8){flex:0 0 auto;width:66.6667%}:where(.col-lg-9){flex:0 0 auto;width:75.0000%}:where(.col-lg-10){flex:0 0 auto;width:83.3333%}:where(.col-lg-11){flex:0 0 auto;width:91.6667%}:where(.col-lg-12){flex:0 0 auto;width:100.0000%}:where(.offset-lg-1){margin-left:8.3333%}:where(.offset-lg-2){margin-left:16.6667%}:where(.offset-lg-3){margin-left:25.0000%}:where(.offset-lg-4){margin-left:33.3333%}:where(.offset-lg-5){margin-left:41.6667%}:where(.offset-lg-6){margin-left:50.0000%}:where(.offset-lg-7){margin-left:58.3333%}:where(.offset-lg-8){margin-left:66.6667%}:where(.offset-lg-9){margin-left:75.0000%}:where(.offset-lg-10){margin-left:83.3333%}:where(.offset-lg-11){margin-left:91.6667%}:where(.offset-lg-12){margin-left:100.0000%}}
@media(min-width:1200px){:where(.col-xl){flex:1 0 0%}:where(.col-xl-1){flex:0 0 auto;width:8.3333%}:where(.col-xl-2){flex:0 0 auto;width:16.6667%}:where(.col-xl-3){flex:0 0 auto;width:25.0000%}:where(.col-xl-4){flex:0 0 auto;width:33.3333%}:where(.col-xl-5){flex:0 0 auto;width:41.6667%}:where(.col-xl-6){flex:0 0 auto;width:50.0000%}:where(.col-xl-7){flex:0 0 auto;width:58.3333%}:where(.col-xl-8){flex:0 0 auto;width:66.6667%}:where(.col-xl-9){flex:0 0 auto;width:75.0000%}:where(.col-xl-10){flex:0 0 auto;width:83.3333%}:where(.col-xl-11){flex:0 0 auto;width:91.6667%}:where(.col-xl-12){flex:0 0 auto;width:100.0000%}:where(.offset-xl-1){margin-left:8.3333%}:where(.offset-xl-2){margin-left:16.6667%}:where(.offset-xl-3){margin-left:25.0000%}:where(.offset-xl-4){margin-left:33.3333%}:where(.offset-xl-5){margin-left:41.6667%}:where(.offset-xl-6){margin-left:50.0000%}:where(.offset-xl-7){margin-left:58.3333%}:where(.offset-xl-8){margin-left:66.6667%}:where(.offset-xl-9){margin-left:75.0000%}:where(.offset-xl-10){margin-left:83.3333%}:where(.offset-xl-11){margin-left:91.6667%}:where(.offset-xl-12){margin-left:100.0000%}}
@media(min-width:1400px){:where(.col-xxl){flex:1 0 0%}:where(.col-xxl-1){flex:0 0 auto;width:8.3333%}:where(.col-xxl-2){flex:0 0 auto;width:16.6667%}:where(.col-xxl-3){flex:0 0 auto;width:25.0000%}:where(.col-xxl-4){flex:0 0 auto;width:33.3333%}:where(.col-xxl-5){flex:0 0 auto;width:41.6667%}:where(.col-xxl-6){flex:0 0 auto;width:50.0000%}:where(.col-xxl-7){flex:0 0 auto;width:58.3333%}:where(.col-xxl-8){flex:0 0 auto;width:66.6667%}:where(.col-xxl-9){flex:0 0 auto;width:75.0000%}:where(.col-xxl-10){flex:0 0 auto;width:83.3333%}:where(.col-xxl-11){flex:0 0 auto;width:91.6667%}:where(.col-xxl-12){flex:0 0 auto;width:100.0000%}:where(.offset-xxl-1){margin-left:8.3333%}:where(.offset-xxl-2){margin-left:16.6667%}:where(.offset-xxl-3){margin-left:25.0000%}:where(.offset-xxl-4){margin-left:33.3333%}:where(.offset-xxl-5){margin-left:41.6667%}:where(.offset-xxl-6){margin-left:50.0000%}:where(.offset-xxl-7){margin-left:58.3333%}:where(.offset-xxl-8){margin-left:66.6667%}:where(.offset-xxl-9){margin-left:75.0000%}:where(.offset-xxl-10){margin-left:83.3333%}:where(.offset-xxl-11){margin-left:91.6667%}:where(.offset-xxl-12){margin-left:100.0000%}}
@media(max-width:991.98px){:where(.navbar-collapse){display:none}:where(.navbar-toggler){display:inline-flex}}

:root{--pg-brand:#1e88e5;--pg-brand-ink:#5aaef2;--pg-accent:#ff7a00;--pg-radius:6px}
:where(body>header,.site-header){border-bottom-color:#1e88e533}

:root{
  --main:#1e88e5;
  --main-2:#5aaef2;
  --accent:#ff7a00;
  --bg:#ffffff;
  --dark:#0c1522;
  --dark-2:#101d31;
  --dark-3:#182a44;
  --text:#17212b;
  --text-weak:#5b6b7c;
  --border:#e2e9f2;
  --radius:6px;
  --radius-lg:10px;
  --shadow-sm:0 2px 10px rgba(23,33,43,.06);
  --shadow-md:0 10px 30px rgba(23,33,43,.10);
  --shadow-dark:0 14px 40px rgba(0,0,0,.45);
  --font-serif:"Georgia","Noto Serif SC",serif;
  --font-sans:"Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--main)}
img{max-width:100%;display:block}
button,input{font-family:inherit}
::selection{background:var(--main);color:#fff}

/* ========== 布局容器 ========== */
.app-shell{
  display:flex;
  min-height:100vh;
}
.main-col{
  flex:1;
  min-width:0;
  padding:0 0 0 268px;
}
.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 26px;
}

/* ========== 左侧 App Shell 导航 ========== */
.side-nav{
  position:fixed;
  top:0;
  left:0;
  bottom:0;
  width:268px;
  background:linear-gradient(180deg,var(--dark) 0%,var(--dark-2) 100%);
  color:#dbe7f5;
  display:flex;
  flex-direction:column;
  padding:24px 0 18px;
  border-right:1px solid rgba(90,174,242,.14);
  z-index:1040;
  overflow-y:auto;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  padding:0 22px 20px;
  border-bottom:1px solid rgba(90,174,242,.16);
}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;
  border-radius:var(--radius);
  background:linear-gradient(135deg,var(--main) 0%,var(--accent) 100%);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-serif);
  font-style:italic;
  font-weight:700;
  color:#fff;
  font-size:20px;
  box-shadow:0 6px 18px rgba(30,136,229,.45);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{
  font-family:var(--font-serif);
  font-style:italic;
  font-size:17px;
  font-weight:700;
  color:#fff;
  letter-spacing:.3px;
}
.brand-sub{
  font-size:11px;
  letter-spacing:2px;
  text-transform:uppercase;
  color:var(--main-2);
}
.nav-label{
  padding:20px 24px 8px;
  font-size:11px;
  letter-spacing:2.4px;
  text-transform:uppercase;
  color:#5f7characters;
  color:#5f7a99;
}
.side-nav .nav-link{
  display:flex;
  align-items:center;
  gap:12px;
  margin:2px 14px;
  padding:11px 14px;
  border-radius:var(--radius);
  color:#c2d4e8;
  font-size:15px;
  position:relative;
  transition:all .22s ease;
}
.side-nav .nav-link .dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--dark-3);
  flex:0 0 8px;
  transition:all .22s ease;
}
.side-nav .nav-link:hover{
  background:rgba(30,136,229,.14);
  color:#fff;
}
.side-nav .nav-link:hover .dot{background:var(--main-2)}
.side-nav .nav-link.active{
  background:linear-gradient(90deg,rgba(30,136,229,.28),rgba(30,136,229,.06));
  color:#fff;
}
.side-nav .nav-link.active .dot{background:var(--accent);box-shadow:0 0 10px var(--accent)}
.side-nav .nav-link.active::before{
  content:"";
  position:absolute;left:-14px;top:8px;bottom:8px;
  width:3px;border-radius:0 3px 3px 0;
  background:var(--accent);
}
.nav-foot{
  margin-top:auto;
  padding:18px 22px 4px;
  border-top:1px solid rgba(90,174,242,.16);
  font-size:12px;
  color:#7a90a8;
  line-height:1.6;
}
.nav-foot a{color:var(--main-2)}

/* ========== 移动端顶部栏 ========== */
.mobile-bar{
  display:none;
  position:sticky;
  top:0;
  z-index:1030;
  background:var(--dark);
  color:#fff;
  padding:12px 16px;
  align-items:center;
  justify-content:space-between;
  border-bottom:1px solid rgba(90,174,242,.2);
}
.mobile-bar .brand-name{font-size:15px}
.btn-drawer{
  background:transparent;
  border:1px solid rgba(90,174,242,.4);
  color:#fff;
  border-radius:var(--radius);
  padding:6px 12px;
  font-size:13px;
}
.drawer-backdrop{
  display:none;
  position:fixed;inset:0;
  background:rgba(6,12,20,.62);
  z-index:1035;
}
.drawer-backdrop.show{display:block}

/* ========== Hero 双列 2:1 ========== */
.hero{
  position:relative;
  background:
    radial-gradient(circle at 88% 12%,rgba(30,136,229,.42),transparent 46%),
    radial-gradient(circle at 4% 92%,rgba(255,122,0,.28),transparent 42%),
    linear-gradient(160deg,var(--dark) 0%,var(--dark-2) 58%,var(--dark-3) 100%);
  color:#eaf3ff;
  padding:64px 0 70px;
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--main-2),var(--accent),transparent);
  opacity:.7;
}
.hero-grid{
  display:grid;
  grid-template-columns:2fr 1fr;
  gap:44px;
  align-items:start;
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:2.6px;
  text-transform:uppercase;
  color:var(--main-2);
  border:1px solid rgba(90,174,242,.4);
  border-radius:100px;
  padding:5px 14px;
  margin-bottom:20px;
}
.hero-eyebrow .pulse{
  width:7px;height:7px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 0 rgba(255,122,0,.7);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,122,0,.7)}
  70%{box-shadow:0 0 0 12px rgba(255,122,0,0)}
  100%{box-shadow:0 0 0 0 rgba(255,122,0,0)}
}
.hero h1{
  font-family:var(--font-serif);
  font-style:italic;
  font-size:clamp(28px,3.3vw,44px);
  line-height:1.26;
  margin:0 0 18px;
  color:#fff;
  letter-spacing:.4px;
}
.hero h1 em{
  font-style:italic;
  color:var(--main-2);
}
.hero-lead{
  font-size:16.5px;
  color:#b9cee6;
  max-width:640px;
  margin-bottom:26px;
}
.hero-points{
  list-style:none;
  margin:0 0 30px;
  padding:0;
  display:grid;
  gap:10px;
}
.hero-points li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  font-size:15px;
  color:#d7e6f7;
}
.hero-points li i{
  flex:0 0 22px;height:22px;
  display:flex;align-items:center;justify-content:center;
  border-radius:4px;
  background:rgba(30,136,229,.28);
  color:var(--main-2);
  font-style:normal;
  font-size:12px;
  font-weight:700;
  margin-top:2px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center}
.btn-solid{
  display:inline-block;
  background:var(--accent);
  color:#fff;
  border:none;
  border-radius:var(--radius);
  padding:13px 30px;
  font-size:15.5px;
  font-weight:600;
  letter-spacing:.4px;
  box-shadow:0 8px 24px rgba(255,122,0,.34);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
}
.btn-solid:hover{
  background:#ff8c1f;
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 14px 30px rgba(255,122,0,.44);
}
.btn-line{
  display:inline-block;
  background:transparent;
  color:#eaf3ff;
  border:1px solid rgba(90,174,242,.55);
  border-radius:var(--radius);
  padding:12px 26px;
  font-size:15px;
  transition:all .2s ease;
}
.btn-line:hover{
  background:rgba(90,174,242,.16);
  color:#fff;
  border-color:var(--main-2);
}
.hero-side{
  display:flex;
  flex-direction:column;
  gap:18px;
}
.side-card{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(90,174,242,.24);
  border-left:5px solid var(--main);
  border-radius:0 var(--radius-lg) var(--radius-lg) 0;
  padding:18px 20px;
  backdrop-filter:blur(4px);
  transition:border-color .25s ease,transform .25s ease,background .25s ease;
}
.side-card:hover{
  border-left-color:var(--accent);
  background:rgba(255,255,255,.08);
  transform:translateX(3px);
}
.side-card .tag-num{
  font-family:var(--font-serif);
  font-style:italic;
  font-size:26px;
  color:var(--main-2);
  line-height:1;
}
.side-card h3{
  font-size:16px;
  color:#fff;
  margin:6px 0 6px;
  font-weight:600;
}
.side-card p{
  font-size:13.5px;
  color:#a9c1da;
  margin:0;
}

/* ========== 通用板块 ========== */
section.block{
  padding:62px 0;
  border-bottom:1px solid var(--border);
}
section.block:last-of-type{border-bottom:none}
.block-head{
  display:flex;
  align-items:baseline;
  gap:16px;
  margin-bottom:34px;
}
.block-num{
  font-family:var(--font-serif);
  font-style:italic;
  font-size:38px;
  line-height:1;
  color:var(--main);
  opacity:.35;
  font-weight:700;
  flex:0 0 auto;
}
.block-title{
  font-family:var(--font-serif);
  font-style:italic;
  font-size:clamp(21px,2.2vw,28px);
  margin:0;
  color:var(--text);
  font-weight:700;
}
.block-desc{
  margin:6px 0 0;
  font-size:14.5px;
  color:var(--text-weak);
}
h2.block-title + .block-desc{max-width:760px}

/* ========== 步骤流程 ========== */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.step-card{
  position:relative;
  background:#fff;
  border:1px solid var(--border);
  border-left:5px solid var(--main);
  border-radius:0 var(--radius) var(--radius) 0;
  padding:22px 20px 20px;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .25s ease,transform .25s ease,border-left-color .25s ease;
}
.step-card:hover{
  box-shadow:var(--shadow-md);
  transform:translateY(-3px);
  border-left-color:var(--accent);
}
.step-card .step-idx{
  font-family:var(--font-serif);
  font-style:italic;
  font-size:13px;
  letter-spacing:2px;
  color:var(--main);
  font-weight:700;
}
.step-card h3{
  font-size:17px;
  margin:8px 0 8px;
  font-weight:700;
}
.step-card p{
  font-size:14px;
  color:var(--text-weak);
  margin:0;
}

/* ========== 标签云 ========== */
.tag-cloud{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.tag-pill{
  display:inline-flex;
  align-items:center;
  gap:7px;
  background:#f2f7fd;
  border:1px solid var(--border);
  border-radius:100px;
  padding:8px 17px;
  font-size:14px;
  color:#2b3d50;
  transition:all .2s ease;
}
.tag-pill .count{
  font-size:11.5px;
  color:var(--main);
  background:#fff;
  border-radius:100px;
  padding:1px 8px;
  border:1px solid #dbe9f7;
}
.tag-pill:hover{
  background:var(--main);
  color:#fff;
  border-color:var(--main);
  transform:translateY(-2px);
  box-shadow:0 8px 18px rgba(30,136,229,.28);
}
.tag-pill:hover .count{
  color:var(--main);
  border-color:#fff;
}

/* ========== 精选内容卡片列表 ========== */
.poster-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.poster{
  background
#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  display:flex;
  flex-direction:column;
}
.poster:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:var(--main-2);
}
.poster-cover{
  position:relative;
  height:148px;
  background:linear-gradient(135deg,var(--dark) 0%,var(--dark-3) 100%);
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.poster-cover::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(circle at 78% 22%,rgba(30,136,229,.55),transparent 55%);
}
.poster-cover .cover-mark{
  position:relative;
  font-family:var(--font-serif);
  font-style:italic;
  font-size:34px;
  color:rgba(255,255,255,.92);
  letter-spacing:1px;
  text-shadow:0 4px 18px rgba(0,0,0,.5);
}
.poster-cover .cover-badge{
  position:absolute;
  top:12px;
  left:12px;
  background:var(--accent);
  color:#fff;
  font-size:11.5px;
  letter-spacing:1px;
  border-radius:3px;
  padding:3px 9px;
}
.poster-cover .cover-line{
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  background:linear-gradient(90deg,var(--main),var(--accent));
  opacity:.85;
}
.poster-body{
  padding:16px 18px 18px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.poster-body h3{
  font-size:16.5px;
  margin:0 0 8px;
  font-weight:700;
  line-height:1.45;
}
.poster-body p{
  font-size:13.5px;
  color:var(--text-weak);
  margin:0 0 14px;
  flex:1;
}
.poster-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  align-items:center;
  border-top:1px dashed var(--border);
  padding-top:12px;
}
.mini-tag{
  font-size:12px;
  color:var(--main);
  background:#eef5fd;
  border-radius:3px;
  padding:3px 9px;
}
.poster-meta .watch{
  margin-left:auto;
  font-size:13px;
  font-weight:600;
  color:var(--accent);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease;
}
.poster:hover .watch{border-bottom-color:var(--accent)}

/* ========== 数据条 ========== */
.stats-band{
  background:linear-gradient(120deg,var(--dark) 0%,var(--dark-2) 100%);
  border-radius:var(--radius-lg);
  padding:38px 34px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:26px;
  box-shadow:var(--shadow-dark);
  position:relative;
  overflow:hidden;
}
.stats-band::after{
  content:"";
  position:absolute;
  right:-40px;top:-40px;
  width:200px;height:200px;
  background:radial-gradient(circle,rgba(255,122,0,.35),transparent 68%);
}
.stat-item{position:relative;z-index:1}
.stat-item .num{
  font-family:var(--font-serif);
  font-style:italic;
  font-size:38px;
  line-height:1;
  color:#fff;
  font-weight:700;
}
.stat-item .num span{color:var(--main-2);font-size:22px}
.stat-item .lab{
  font-size:13.5px;
  color:#a9c1da;
  margin-top:8px;
}

/* ========== 品牌故事 ========== */
.story-wrap{
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:38px;
  align-items:start;
}
.story-text p{
  font-size:15.5px;
  color:#33475c;
  margin:0 0 16px;
}
.story-text p:last-child{margin-bottom:0}
.story-aside{
  background:#f6faff;
  border:1px solid var(--border);
  border-top:4px solid var(--accent);
  border-radius:var(--radius);
  padding:24px 22px;
}
.story-aside h3{
  font-size:16px;
  margin:0 0 14px;
  font-weight:700;
}
.story-aside ul{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:12px;
}
.story-aside li{
  display:flex;
  gap:10px;
  font-size:14px;
  color:#33475c;
  align-items:flex-start;
}
.story-aside li::before{
  content:"";
  flex:0 0 7px;
  height:7px;
  border-radius:50%;
  background:var(--main);
  margin-top:8px;
}

/* ========== 分类入口网格 ========== */
.cat-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.cat-card{
  display:block;
  background:#fff;
  border:1px solid var(--border);
  border-left:5px solid var(--main);
  border-radius:0 var(--radius) var(--radius) 0;
  padding:20px 20px 18px;
  transition:all .24s ease;
}
.cat-card:hover{
  border-left-color:var(--accent);
  box-shadow:var(--shadow-md);
  transform:translateX(4px);
  background:#fbfdff;
}
.cat-card .cat-code{
  font-family:var(--font-serif);
  font-style:italic;
  font-size:13px;
  letter-spacing:2px;
  color:var(--main);
  font-weight:700;
}
.cat-card h3{
  font-size:17px;
  margin:8px 0 6px;
  font-weight:700;
}
.cat-card p{
  font-size:13.5px;
  color:var(--text-weak);
  margin:0;
}

/* ========== 场景适配 ========== */
.scene-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
}
.scene-card{
  background:linear-gradient(180deg,#ffffff 0%,#f6faff 100%);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:24px 24px 22px;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .25s ease,transform .25s ease;
}
.scene-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.scene-card .scene-tag{
  display:inline-block;
  font-size:11.5px;
  letter-spacing:1.6px;
  text-transform:uppercase;
  color:var(--accent);
  border:1px solid rgba(255,122,0,.4);
  border-radius:100px;
  padding:3px 12px;
  margin-bottom:12px;
}
.scene-card h3{
  font-size:17.5px;
  margin:0 0 10px;
  font-weight:700;
}
.scene-card p{
  font-size:14px;
  color:var(--text-weak);
  margin:0;
}

/* ========== 核心卖点 ========== */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.feature-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:22px 20px;
  box-shadow:var(--shadow-sm);
  transition:all .24s ease;
}
.feature-card:hover{
  box-shadow:var(--shadow-md);
  transform:translateY(-3px);
  border-color:var(--main-2);
}
.feature-card .f-mark{
  width:38px;height:38px;
  border-radius:var(--radius);
  background:linear-gradient(135deg,var(--main),var(--main-2));
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-serif);
  font-style:italic;
  font-weight:700;
  font-size:17px;
  margin-bottom:14px;
}
.feature-card h3{
  font-size:16.5px;
  margin:0 0 8px;
  font-weight:700;
}
.feature-card p{
  font-size:13.8px;
  color:var(--text-weak);
  margin:0;
}

/* ========== 专题推荐横向卡 ========== */
.topic-row{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.topic-card{
  position:relative;
  border-radius:var(--radius);
  padding:24px 22px;
  background:linear-gradient(135deg,var(--dark) 0%,var(--dark-3) 100%);
  color:#e8f2ff;
  overflow:hidden;
  box-shadow:var(--shadow-md);
  transition:transform .25s ease,box-shadow .25s ease;
}
.topic-card::before{
  content:"";
  position:absolute;
  right:-30px;bottom:-30px;
  width:150px;height:150px;
  background:radial-gradient(circle,rgba(30,136,229,.45),transparent 68%);
}
.topic-card:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(12,21,34,.42)}
.topic-card .t-code{
  font-family:var(--font-serif);
  font-style:italic;
  font-size:12px;
  letter-spacing:2px;
  color:var(--accent);
  font-weight:700;
  position:relative;
}
.topic-card h3{
  font-size:18px;
  margin:10px 0 8px;
  color:#fff;
  font-weight:700;
  position:relative;
}
.topic-card p{
  font-size:13.8px;
  color:#a9c1da;
  margin:0 0 16px;
  position:relative;
}
.topic-card .t-link{
  position:relative;
  font-size:13.5px;
  color:var(--main-2);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease,color .2s ease;
}
.topic-card:hover .t-link{color:#fff;border-bottom-color:var(--accent)}

/* ========== 转化 CTA 带 ========== */
.cta-band{
  background:
    radial-gradient(circle at 12% 20%,rgba(30,136,229,.35),transparent 46%),
    linear-gradient(120deg,var(--dark) 0%,var(--dark-2) 100%);
  border-radius:var(--radius-lg);
  padding:46px 42px;
  display:flex;
  flex-wrap:wrap;
  gap:26px;
  align-items:center;
  justify-content:space-between;
  box-shadow:var(--shadow-dark);
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,var(--main),var(--accent),transparent);
}
.cta-band h2{
  font-family:var(--font-serif);
  font-style:italic;
  font-size:clamp(21px,2.4vw,29px);
  color:#fff;
  margin:0 0 10px;
  font-weight:700;
}
.cta-band p{
  color:#b9cee6;
  font-size:15px;
  margin:0;
  max-width:620px;
}
.cta-band .btn-solid{white-space:nowrap;position:relative;z-index:1}

/* ========== 页脚 ========== */
.site-footer{
  background:var(--dark);
  color:#a9c1da;
  padding:52px 0 0;
  border-top:3px solid var(--main);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:34px;
  padding-bottom:34px;
}
.footer-brand .brand{
  padding:0 0 14px;
  border:none;
}
.footer-brand p{
  font-size:13.8px;
  color:#8fa6bd;
  margin:0 0 14px;
  max-width:360px;
}
.footer-domain{
  font-size:12.5px;
  color:#7a90a8;
}
.footer-domain span{color:var(--main-2)}
.footer-col h4{
  font-size:14px;
  color:#fff;
  margin:0 0 14px;
  font-weight:700;
  letter-spacing:.5px;
}
.footer-col ul{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:9px;
}
.footer-col a{
  font-size:13.5px;
  color:#9fb5cb;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col a:hover{color:var(--main-2);padding-left:4px}
.footer-bottom{
  border-top:1px solid rgba(90,174,242,.16);
  padding:18px 0 22px;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
  justify-content:space-between;
  font-size:12.8px;
  color:#7a90a8;
}
.footer-bottom .links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom a{color:#93a9bf}
.footer-bottom a:hover{color:var(--main-2)}

/* ========== 响应式 ========== */
@media (max-width:1200px){
  .main-col{padding-left:0}
  .side-nav{
    transform:translateX(-100%);
    transition:transform .28s ease;
    box-shadow:var(--shadow-dark);
  }
  .side-nav.open{transform:translateX(0)}
  .mobile-bar{display:flex}
  .stats-band{grid-template-columns:repeat(2,1fr)}
  .feature-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:991px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .poster-grid{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .topic-row{grid-template-columns:1fr}
  .story-wrap{grid-template-columns:1fr;gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}}
@media (max-width:600px){
  .container{padding:0 18px}
  .hero{padding:42px 0 48px}
  .steps{grid-template-columns:1fr}
  .poster-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr}
  .stats-band{grid-template-columns:1fr;padding:28px 22px}
  .block-num{font-size:30px}
  .cta-band{padding:32px 24px}
  .footer-grid{grid-template-columns:1fr;gap:22px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  section.block{padding:44px 0}}

#guide .block-title{color:#1a1a1a!important}
.step-card h3{color:#1a1a1a!important}
#hot .block-title{color:#1a1a1a!important}
#pg-data h2{color:#1a1a1a!important}
#pg-picks h2{color:#1a1a1a!important}
#pg-picks h3{color:#1a1a1a!important}
#pg-flow h2{color:#1a1a1a!important}
#pg-flow h3{color:#1a1a1a!important}
#pg-voice h2{color:#1a1a1a!important}
#pg-faq h2{color:#1a1a1a!important}
#pg-cta h2{color:#1a1a1a!important}

html,body{max-width:100%!important;overflow-x:clip!important}
body,main{transform:none!important;left:auto!important;right:auto!important}
main{width:100%;max-width:100%;display:block;position:relative}
section,article,.section,header,footer,.pg-extra{max-width:100%;overflow:visible!important}
p,h1,h2,h3,h4,h5,h6,li{overflow:visible!important;max-width:100%;text-indent:0}
.min-h-screen{min-height:72vh}
.text-transparent,[class~="text-transparent"],.bg-clip-text{color:inherit!important;-webkit-text-fill-color:currentColor!important;background-clip:border-box!important;-webkit-background-clip:border-box!important}
img,svg,video,canvas{max-width:100%;height:auto}
.stat b,.stat strong,.hero-stats strong,.hero-stats b{display:block!important;font-size:clamp(28px,4vw,42px)!important;font-weight:800!important;line-height:1.15!important;overflow:visible!important;max-width:none!important;white-space:nowrap}
mark,mark[data-pg-kw]{background:transparent!important;color:inherit!important;padding:0!important}

section header,article header,.sec-head,.section-head,.sec-header,header.sec-head{position:static!important;top:auto!important;height:auto!important;min-height:0!important;line-height:inherit!important}