/* ===== Reset & Base ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  /* 主色：深蓝科技（参照图片中"泓观AI"蓝色调） */
  --red:#2563EB;--red-dark:#1E40AF;--red-light:#EFF6FF;
  --blue:#3B82F6;--blue-dark:#1D4ED8;--blue-light:#DBEAFE;
  /* Hero 深蓝渐变背景 */
  --hero-deep:#0B1739;--hero-mid:#142A5C;--hero-accent:#1E40AF;
  --gray-50:#F8FAFF;--gray-100:#EEF2FF;--gray-200:#DBE3F0;--gray-300:#C7D1E3;
  --gray-500:#5A6B85;--gray-600:#3B4D6B;--gray-700:#1F2D4A;--gray-800:#0F1F38;--gray-900:#08142B;
  --orange:#E67E22;--green:#27AE60;--purple:#9B59B6;--pink:#E74C8B;
  --shadow-sm:0 1px 2px rgba(15,42,82,.06);
  --shadow:0 4px 16px rgba(15,42,82,.10);
  --shadow-lg:0 12px 40px rgba(15,42,82,.15);
  --radius:8px;--radius-lg:16px;--radius-xl:24px;
  --header-h:72px;
  --font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-sans);color:var(--gray-800);line-height:1.6;background:#fff;-webkit-font-smoothing:antialiased}
/* 案例页 / 关于我们页 —— 整页统一浅蓝渐变背景（与产品页一致，消除白底空白） */
body.page-cases,body.page-about,body.page-contact{background:linear-gradient(180deg,#F8FAFF 0%,#EEF3FF 50%,#F8FAFF 100%)}
body.page-cases .section,body.page-about .section,body.page-contact .section{background:transparent}
body.page-contact .section-contact{background:transparent;padding-top:100px;padding-bottom:100px}
body.page-contact .contact-info{padding:0}
body.page-contact .contact-info .section-tag{display:inline-block;margin-bottom:20px}
body.page-contact .contact-info h1{font-size:2rem;font-weight:700;color:#0F172A;margin:0 0 16px;line-height:1.3}
body.page-contact .contact-info > p{color:var(--gray-500);margin:0 0 40px;font-size:1rem;line-height:1.7;max-width:480px}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
@media(max-width:480px){.container{padding:0 16px}}
.text-center{text-align:center}
.hide-mobile{display:inline}
@media(max-width:768px){.hide-mobile{display:none}}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:.9375rem;font-weight:600;padding:10px 24px;border-radius:var(--radius);
  border:2px solid transparent;cursor:pointer;transition:all .2s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff;border-color:var(--blue);box-shadow:0 4px 14px rgba(37,99,235,.28)}
.btn-primary:hover{background:linear-gradient(135deg,var(--blue-dark),#1E40AF);border-color:var(--blue-dark);transform:translateY(-1px);box-shadow:0 6px 20px rgba(37,99,235,.4)}
.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-outline:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-white{background:#fff;color:var(--blue);border-color:#fff}
.btn-white:hover{background:var(--blue-light);transform:translateY(-1px);color:var(--blue-dark)}
.btn-lg{padding:14px 32px;font-size:1rem;border-radius:var(--radius-lg)}
.btn-sm{padding:8px 16px;font-size:.8125rem}
.btn-block{width:100%}

/* ===== Header ===== */
.header{position:fixed;top:0;left:0;right:0;z-index:1000;background:#fff;
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(0,0,0,.06);height:var(--header-h);transition:box-shadow .3s}
.header.scrolled{box-shadow:var(--shadow)}
.header-inner{display:flex;align-items:center;height:var(--header-h);gap:32px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.125rem;flex-shrink:0}
.logo-img{height:36px;width:auto;object-fit:contain}
.logo-text{color:var(--gray-900)}
.logo-stock{font-size:.75rem;color:var(--gray-500);font-weight:400;margin-left:4px}
.nav{display:flex;gap:32px;margin-left:auto}
.nav-link{position:relative;padding:8px 0;font-size:16px;color:var(--gray-600);transition:color .2s;font-weight:500}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;
  background:var(--blue);box-shadow:0 0 8px rgba(22,119,255,.7);transition:width .25s ease}
.nav-link:hover,.nav-link.active{color:var(--blue)}
.nav-link:hover::after,.nav-link.active::after{width:100%}
/* 导航下拉菜单 */
.nav-dropdown{position:relative;display:inline-flex;align-items:center}
.nav-dropdown-menu{position:absolute;top:100%;left:-12px;min-width:140px;background:#fff;border-radius:var(--radius-lg);
  box-shadow:0 8px 30px rgba(0,0,0,.12);padding:8px 0;opacity:0;visibility:hidden;
  transform:translateY(8px);transition:all .25s ease;z-index:999}
.nav-dropdown:hover .nav-dropdown-menu{opacity:1;visibility:visible;transform:translateY(4px)}
.nav-dropdown-item{display:block;padding:10px 20px;font-size:.9rem;color:var(--gray-700);
  transition:background .15s, color .15s;white-space:nowrap}
.nav-dropdown-item:hover{background:var(--blue-light);color:var(--blue-dark)}
.nav-dropdown > .nav-link::after{display:none}
/* 产品与解决方案 —— 宽幅双列下拉（mega-menu） */
.nav-mega{position:relative;display:inline-flex;align-items:center}
.nav-mega-menu{position:absolute;top:100%;left:-20px;min-width:480px;background:#fff;border-radius:var(--radius-lg);
  box-shadow:0 12px 40px rgba(0,0,0,.14);padding:24px 32px;opacity:0;visibility:hidden;
  transform:translateY(8px);transition:all .25s ease;z-index:999}
.nav-mega:hover .nav-mega-menu{opacity:1;visibility:visible;transform:translateY(4px)}
.nav-mega > .nav-link::after{display:none}
.nav-mega-cols{display:grid;grid-template-columns:1fr 1fr;gap:36px}
.nav-mega-col-title{font-size:.9rem;font-weight:700;color:var(--blue);margin-bottom:12px;letter-spacing:.02em}
.nav-mega-item{display:block;padding:8px 4px;font-size:.9rem;color:var(--gray-700);
  transition:color .15s}
.nav-mega-item:hover{color:var(--blue-dark)}
.header-cta{margin-left:8px}
/* 导航栏主按钮"免费咨询"：蓝色渐变（仅 header 内覆盖，不影响全站红色主按钮）*/
.header .btn-primary{background:linear-gradient(135deg,var(--blue),var(--blue-dark));border-color:transparent}
.header .btn-primary:hover{background:linear-gradient(135deg,var(--blue-dark),#0747a6);
  border-color:transparent;transform:translateY(-1px);box-shadow:0 4px 12px rgba(22,119,255,.35)}
.menu-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.menu-toggle span{display:block;width:24px;height:2px;background:var(--gray-700);border-radius:2px;transition:all .3s}
@media(max-width:768px){
  .nav{position:fixed;top:var(--header-h);right:-100%;width:280px;height:calc(100vh - var(--header-h));
    background:#fff;flex-direction:column;padding:24px;gap:4px;box-shadow:var(--shadow-lg);transition:right .3s}
  .nav.open{right:0}
  .header-cta{display:none}
  .menu-toggle{display:flex}
  .menu-toggle.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
  .menu-toggle.open span:nth-child(2){opacity:0}
  .menu-toggle.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
  .nav-dropdown{display:block;width:100%}
  .nav-dropdown-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;
    padding:4px 0 4px 16px;min-width:0;background:transparent}
  .nav-dropdown-item{padding:8px 0;color:var(--gray-600)}
  .nav-dropdown-item:hover{background:transparent;color:var(--blue)}
  .nav-mega{display:block;width:100%}
  .nav-mega-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;
    padding:12px 0 4px 16px;min-width:0;background:transparent}
  .nav-mega-cols{grid-template-columns:1fr;gap:8px}
  .nav-mega-col-title{margin-bottom:6px}
}
.mobile-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:999;opacity:0;pointer-events:none;transition:opacity .3s}
.mobile-overlay.show{opacity:1;pointer-events:auto}

/* ===== Hero ===== */
.hero{position:relative;margin-top:var(--header-h);padding:calc(var(--header-h) + 80px) 0 80px;
  background:url('banner34.png') center/cover no-repeat;
  background-color:#0B1739;color:#fff;min-height:85vh;
  display:flex;align-items:center}
.hero-bg{position:absolute;inset:0;overflow:hidden}
.hero-grid{position:absolute;inset:0;
  background-image:linear-gradient(rgba(96,165,250,.08) 1px,transparent 1px),
    linear-gradient(90deg,rgba(96,165,250,.08) 1px,transparent 1px);
  background-size:60px 60px}
.hero-glow{position:absolute;top:-20%;right:-10%;width:60%;height:140%;
  background:radial-gradient(ellipse,rgba(59,130,246,.35) 0%,transparent 70%);filter:blur(60px)}
.hero-content{position:relative;z-index:1;max-width:800px}
.hero-rotation {
  transform: translate(-50px, -110px);
}
.hero {
  overflow: visible;
}
.hero-rotator-dots {
  transform: translate(-30px, -20px);
}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);
  border-radius:999px;font-size:.875rem;color:#fff;margin-bottom:32px}
.hero-title{font-size:clamp(2rem,5vw,3.5rem);font-weight:800;line-height:1.2;margin-bottom:24px;letter-spacing:-.02em}
.hero-highlight{background:linear-gradient(135deg,#60A5FA,#3B82F6);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;background-clip:text}
.hero-desc{font-size:1.125rem;color:#fff;line-height:1.8;margin-bottom:40px;max-width:640px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:64px}
.hero-stats-wrap{position:absolute;left:0;right:0;bottom:-72px;z-index:2}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-item{text-align:center;padding:24px 16px;border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(37,99,235,.22) 0%,rgba(15,42,82,.45) 100%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  border:1px solid rgba(96,165,250,.28);
  box-shadow:0 12px 32px rgba(11,23,57,.35);
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease}
.stat-item:hover{transform:translateY(-6px);background:linear-gradient(160deg,rgba(37,99,235,.32) 0%,rgba(15,42,82,.55) 100%);
  border-color:rgba(96,165,250,.5);box-shadow:0 18px 40px rgba(11,23,57,.45)}
.stat-number{font-size:2.5rem;font-weight:800;color:#fff}
.stat-suffix{font-size:1.25rem;font-weight:600;color:#fff}
.stat-label{display:block;font-size:.875rem;color:#fff;margin-top:4px}
@media(max-width:768px){
  .hero{min-height:auto;padding:calc(var(--header-h) + 32px) 0 40px}
  .hero-badge{font-size:.75rem;padding:6px 14px;margin-bottom:20px}
  .hero-desc{font-size:.9375rem;margin-bottom:28px}
  .hero-stats-wrap{margin-top:-48px}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:12px;padding:16px}
  .stat-item{padding:16px 10px}
  .stat-number{font-size:1.875rem}
  .hero-actions{flex-direction:column;gap:12px;margin-bottom:40px}
  .hero-actions .btn{width:100%;justify-content:center}
}


/* ===== Sections ===== */
.section{padding:80px 0}
#intro,#cert,#news{scroll-margin-top:90px}
#platform,#service,#security,#training,#talent,#media,
#solution-gov,#solution-public,#solution-enterprise{scroll-margin-top:90px}
@media(max-width:768px){.section{padding:48px 0}}
.section-alt{background:var(--gray-50)}
.section-header{text-align:center;margin-bottom:40px;max-width:800px;margin-left:auto;margin-right:auto}
@media(max-width:768px){.section-header{margin-bottom:32px}}
.section-tag{display:inline-block;padding:6px 16px;background:var(--blue-light);color:var(--blue-dark);
  font-size:.8125rem;font-weight:600;border-radius:999px;margin-bottom:16px}
.section-title{font-size:clamp(1.5rem,3vw,2.25rem);font-weight:800;color:var(--gray-900);margin-bottom:16px;letter-spacing:-.01em}
.section-desc{font-size:1.0625rem;color:var(--gray-500);line-height:1.7}

/* ===== Business Model ===== */
.model-layout{position:relative}
.model-center{display:flex;justify-content:center;margin-bottom:48px}
.model-hub{width:200px;height:200px;border-radius:50%;
  background:linear-gradient(135deg,var(--blue),#60A5FA);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 16px rgba(59,130,246,.12),0 0 0 32px rgba(59,130,246,.06),var(--shadow-lg);
  animation:pulse 3s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 16px rgba(59,130,246,.12),0 0 0 32px rgba(59,130,246,.06),var(--shadow-lg)}
  50%{box-shadow:0 0 0 20px rgba(59,130,246,.18),0 0 0 40px rgba(59,130,246,.10),var(--shadow-lg)}}
.model-hub-inner{text-align:center;color:#fff}
.model-hub-icon{font-size:2.5rem;display:block;margin-bottom:8px}
.model-hub-label{font-size:1.125rem;font-weight:700;display:block}
.model-hub-sub{font-size:.75rem;opacity:.8;display:block;margin-top:4px}
.model-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.model-card{background:rgba(255,255,255,.65);border-radius:var(--radius-xl);padding:28px 24px;text-align:left;
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.8);box-shadow:0 10px 30px rgba(31,75,153,.08);
  transition:all .3s;cursor:default}
.model-card:hover{transform:translateY(-6px);box-shadow:0 18px 44px rgba(31,75,153,.16);
  border-color:rgba(255,255,255,1)}
.model-card-icon{font-size:2.5rem;margin-bottom:16px;color:var(--blue)}
.model-card h3{font-size:1rem;font-weight:700;color:var(--gray-900);margin-bottom:12px;line-height:1.4}
.model-card p{font-size:.875rem;color:var(--gray-500);line-height:1.6}
@media(max-width:768px){
  .model-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .model-hub{width:130px;height:130px}
  .model-hub-icon{font-size:1.75rem}
  .model-hub-label{font-size:1rem}
  .model-card{padding:20px 16px}
  .model-card-icon{font-size:2rem;margin-bottom:10px}
  .model-card h3{font-size:.875rem}
  .model-card p{font-size:.8125rem}
}
@media(max-width:480px){.model-grid{grid-template-columns:1fr}}

/* ===== Products Grid ===== */
.products-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.product-card{background:#fff;border-radius:var(--radius-lg);padding:32px;border:2px solid var(--gray-100);
  transition:all .3s;position:relative;overflow:hidden}
.product-card:hover{border-color:var(--red);transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.product-card-featured{grid-column:1/-1;display:grid;grid-template-columns:auto 1fr;gap:24px;
  background:linear-gradient(135deg,#EFF6FF,#fff);border-color:var(--blue)}
.product-card-featured .product-features{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:8px}
.product-card-featured .product-features li{padding:6px 14px;background:var(--red-light);color:var(--red);
  border-radius:999px;font-size:.8125rem;font-weight:500}
.product-card-featured .product-link{grid-column:1/-1}
.product-icon{width:56px;height:56px;display:flex;align-items:center;justify-content:center;
  background:var(--red-light);border-radius:var(--radius-lg);color:var(--red);margin-bottom:20px}
.product-icon svg{width:32px;height:32px}
.product-icon-blue{background:var(--blue-light);color:var(--blue)}
.product-icon-orange{background:#FFF3E6;color:var(--orange)}
.product-icon-green{background:#E6F9EE;color:var(--green)}
.product-icon-purple{background:#F3E8FF;color:var(--purple)}
.product-icon-pink{background:#FDE8F0;color:var(--pink)}
.product-badge{position:absolute;top:16px;right:16px;padding:4px 12px;background:var(--red);
  color:#fff;font-size:.75rem;font-weight:600;border-radius:999px}
.product-card h3{font-size:1.125rem;font-weight:700;margin-bottom:12px}
.product-card p{font-size:.875rem;color:var(--gray-500);line-height:1.6;margin-bottom:16px}
.product-link{font-size:.875rem;font-weight:600;color:var(--red);transition:gap .2s;display:inline-flex;gap:4px}
.product-link:hover{gap:8px}
@media(max-width:768px){
  .products-grid{grid-template-columns:1fr}
  .product-card-featured{grid-template-columns:1fr}
  .product-card{padding:24px}
  .product-card-featured .product-features{gap:6px}
  .product-card-featured .product-features li{font-size:.75rem;padding:5px 12px}
}

/* ===== Platform Showcase ===== */
.section-platform{background:linear-gradient(135deg,#0B1739,#142A5C);color:#fff;overflow:hidden}
.platform-layout{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.platform-desc{font-size:1.0625rem;color:rgba(255,255,255,.7);line-height:1.8;margin-bottom:40px}
.platform-features{display:flex;flex-direction:column;gap:24px}
.pf-item{display:flex;gap:16px;align-items:flex-start}
.pf-icon{font-size:1.5rem;flex-shrink:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);border-radius:var(--radius);margin-top:2px}
.pf-item strong{color:#fff;font-size:.9375rem;display:block;margin-bottom:4px}
.pf-item p{color:rgba(255,255,255,.5);font-size:.8125rem;margin:0}

/* Mockup */
.platform-visual{position:relative}
.platform-mockup{background:#1a1a2e;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.1);box-shadow:0 20px 60px rgba(0,0,0,.4)}
.mockup-header{display:flex;align-items:center;gap:8px;padding:12px 16px;background:rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.08)}
.mockup-dot{width:12px;height:12px;border-radius:50%}
.mockup-dot.red{background:#ff5f57}.mockup-dot.yellow{background:#febc2e}.mockup-dot.green{background:#28c840}
.mockup-title{margin-left:12px;font-size:.75rem;color:rgba(255,255,255,.4)}
.mockup-body{display:flex;min-height:280px}
.mockup-sidebar{width:140px;padding:16px 12px;border-right:1px solid rgba(255,255,255,.06);flex-shrink:0}
.mockup-nav-item{padding:8px 12px;font-size:.75rem;color:rgba(255,255,255,.4);border-radius:6px;margin-bottom:4px;transition:all .2s}
.mockup-nav-item.active{background:rgba(22,119,255,.2);color:var(--blue)}
.mockup-content{flex:1;padding:20px}
.mockup-chart{display:flex;align-items:flex-end;gap:12px;height:120px;margin-bottom:20px;padding:0 8px}
.chart-bar{width:100%;background:rgba(22,119,255,.3);border-radius:4px 4px 0 0;transition:height 1s ease}
.chart-bar.highlight{background:var(--blue)}
.mockup-cards{display:flex;gap:12px}
.mockup-card-sm{flex:1;padding:12px;background:rgba(255,255,255,.04);border-radius:8px;border:1px solid rgba(255,255,255,.06);
  font-size:.6875rem;color:rgba(255,255,255,.5);display:flex;flex-direction:column;gap:4px}
.mockup-card-sm strong{font-size:1.125rem;color:#fff}
.card-dot{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:4px}
.card-dot.blue{background:var(--blue)}.card-dot.red{background:#ff5f57}.card-dot.green{background:#28c840}
@media(max-width:768px){
  .platform-layout{grid-template-columns:1fr;gap:32px}
  .mockup-sidebar{display:none}
  .platform-desc{font-size:.9375rem;margin-bottom:24px}
  .platform-features{gap:16px}
}

/* ===== Clients ===== */
.clients-row{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-bottom:48px}
.client-group{background:#fff;border-radius:var(--radius-lg);padding:32px;border:1px solid var(--gray-200)}
.client-group h4{font-size:1rem;margin-bottom:16px;color:var(--gray-700)}
.client-tags{display:flex;flex-wrap:wrap;gap:8px}
.client-tags span{padding:8px 16px;background:var(--gray-50);border:1px solid var(--gray-200);
  border-radius:999px;font-size:.8125rem;color:var(--gray-600)}
.trust-bar{display:flex;justify-content:center;align-items:center;gap:32px;flex-wrap:wrap}
.trust-item{text-align:center}
.trust-item strong{font-size:.9375rem;color:var(--gray-700)}
.trust-divider{width:1px;height:24px;background:var(--gray-300)}
@media(max-width:768px){
  .clients-row{grid-template-columns:1fr}
  .client-group{padding:20px}
  .trust-bar{gap:16px}
  .trust-divider{display:none}
  .trust-item strong{font-size:.8125rem}
}

/* ===== Contact ===== */
.section-contact{background:linear-gradient(180deg,#EFF6FF 0%,#DBEAFE 100%)}
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.contact-desc{font-size:1.0625rem;color:var(--gray-500);margin:16px 0 32px;line-height:1.7}
.contact-details{display:flex;flex-direction:column;gap:24px}
.contact-detail-item{display:flex;gap:16px;align-items:flex-start}
.contact-icon{font-size:1.5rem;flex-shrink:0}
.contact-detail-item strong{display:block;font-size:.9375rem;color:var(--gray-800);margin-bottom:2px}
.contact-detail-item p{font-size:.875rem;color:var(--gray-500);margin:0}
.contact-form-wrap{background:#fff;border-radius:var(--radius-xl);padding:40px;box-shadow:var(--shadow-lg);border:1px solid var(--gray-100)}
.contact-form h3{font-size:1.25rem;font-weight:700;margin-bottom:24px;color:var(--gray-900)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.8125rem;font-weight:600;color:var(--gray-700);margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 14px;border:1.5px solid var(--gray-200);
  border-radius:var(--radius);font-size:.9375rem;font-family:var(--font-sans);color:var(--gray-800);
  background:#fff;transition:border-color .2s;outline:none}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.form-group input::placeholder,.form-group textarea::placeholder{color:var(--gray-300)}
.form-group textarea{resize:vertical}
.form-note{font-size:.75rem;color:var(--gray-500);margin-top:12px;text-align:center}
@media(max-width:768px){
  .contact-layout{grid-template-columns:1fr;gap:32px}
  .form-row{grid-template-columns:1fr}
  .contact-form-wrap{padding:24px}
}

/* ===== CTA Section ===== */
.section-cta{background:linear-gradient(135deg,#1D4ED8,#3B82F6);color:#fff;padding:64px 0}
.section-cta h2{font-size:clamp(1.5rem,3vw,2rem);font-weight:800;margin-bottom:16px}
.section-cta p{font-size:1.0625rem;opacity:.85;margin-bottom:32px}

/* ===== Footer ===== */
.footer{background:linear-gradient(135deg,#0B1739 0%,#142A5C 100%);color:rgba(219,234,254,.7);padding:64px 0 32px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-brand p{font-size:.875rem;margin-top:16px;line-height:1.6}
.footer-mission{margin-top:12px;font-size:.8125rem;opacity:.6}
.footer-links h4{color:#fff;font-size:.9375rem;font-weight:600;margin-bottom:16px}
.footer-links a,.footer-links p{display:block;font-size:.875rem;color:rgba(255,255,255,.5);
  margin-bottom:8px;transition:color .2s}
.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:24px;text-align:center;font-size:.8125rem}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:480px){.footer-grid{grid-template-columns:1fr}}

/* ===== Page Hero —— 浅蓝白底，与产品卡片协调 ===== */
.page-hero{padding:calc(var(--header-h) + 56px) 0 56px;
  background:linear-gradient(180deg,#F0F7FF 0%,#E8F2FF 50%,#F0F7FF 100%);
  text-align:center;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;top:-40%;right:-15%;width:55%;height:140%;
  background:radial-gradient(ellipse,rgba(59,130,246,.10),transparent 70%);pointer-events:none}
.page-hero h1{font-size:clamp(1.75rem,4vw,2.5rem);font-weight:800;margin-bottom:12px;color:#0F172A}
.page-hero p{font-size:1.0625rem;color:#475569}

/* ===== Product Nav Sticky ===== */
.product-nav-sticky{position:sticky;top:var(--header-h);z-index:100;background:rgba(248,250,255,.92);border-bottom:1px solid rgba(191,219,254,.5);backdrop-filter:blur(12px);overflow-x:auto}
.product-nav-inner{display:flex;gap:4px;padding:12px 0;min-width:max-content}
.product-nav-link{padding:8px 20px;font-size:.875rem;font-weight:500;color:#475569;
  border-radius:999px;transition:all .2s;white-space:nowrap}
.product-nav-link:hover{color:var(--blue);background:rgba(59,130,246,.08)}
.product-nav-link.active{background:var(--blue);color:#fff}

/* ===== Product Section —— 浅蓝白底（匹配参考图） ===== */
.product-section{background:linear-gradient(180deg,#F8FAFF 0%,#EEF3FF 50%,#F8FAFF 100%)}
.section-alt{background:linear-gradient(180deg,#F0F5FF 0%,#EAF0FE 50%,#F0F5FF 100%)}
.ps-header{margin-bottom:48px}
.ps-header h2{font-size:clamp(1.5rem,3vw,2rem);font-weight:800;color:#0F172A;margin-bottom:12px}
.ps-header p{font-size:1rem;color:#475569}
.ps-tag{display:inline-block;padding:4px 14px;color:var(--tag-color,var(--blue));
  background:color-mix(in srgb, var(--tag-color,var(--blue)) 10%, white);
  font-size:.75rem;font-weight:600;border-radius:999px;margin-bottom:12px}
.ps-product{background:linear-gradient(160deg,#FFFFFF 0%,#FAFBFF 100%);border-radius:16px;
  border:1px solid rgba(191,219,254,.45);
  padding:32px;margin-bottom:24px;transition:all .25s;box-shadow:0 2px 12px rgba(59,130,246,.04)}
.ps-product:hover{border-color:rgba(96,165,250,.65);box-shadow:0 8px 28px rgba(59,130,248,.10);transform:translateY(-2px)}
.ps-product-header{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.ps-product-icon{font-size:2rem;width:56px;height:56px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#EFF6FF,#DBEAFE);border-radius:14px;flex-shrink:0;color:var(--blue)}
.ps-product-header h3{font-size:1.125rem;font-weight:700;color:#0F172A}
.ps-product-sub{font-size:.875rem;color:#64748B;margin-top:2px}
.ps-cta{margin-left:auto}
.ps-features{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin-top:24px;
  padding-top:24px;border-top:1px solid rgba(191,219,254,.35)}
.ps-feature{padding:18px;background:linear-gradient(135deg,#F8FAFF,#F0F5FF);border-radius:12px;
  border:1px solid rgba(191,219,254,.3)}
.ps-feature h4{font-size:.875rem;font-weight:700;color:#1E293B;margin-bottom:8px}
.ps-feature p{font-size:.8125rem;color:#64748B;line-height:1.5;margin:0}
.ps-feature ul{margin:0;padding:0}
.ps-feature li{font-size:.8125rem;color:#475569;line-height:1.6;padding:2px 0 2px 16px;position:relative}
.ps-feature li::before{content:"";position:absolute;left:0;top:11px;width:5px;height:5px;
  border-radius:50%;background:var(--blue)}
.ps-feature-wide{grid-column:1/-1}
.report-matrix li{display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding-left:16px}
.verpill{display:inline-block;padding:1px 9px;font-size:.7rem;line-height:1.6;border-radius:999px;
  background:rgba(59,130,246,.12);color:#2563EB;border:1px solid rgba(59,130,246,.25);font-weight:600;white-space:nowrap}
@media(max-width:768px){
  .ps-product-header{flex-direction:column;align-items:flex-start}
  .ps-cta{margin-left:0;margin-top:8px}
}

/* ===== Cases ===== */
.case-filter-bar{background:linear-gradient(180deg,#F8FAFF 0%,#EFF6FF 100%);border-bottom:1px solid rgba(191,219,254,.45);position:sticky;top:var(--header-h);z-index:99;overflow-x:auto}
.case-filters{display:flex;gap:8px;padding:16px 0;min-width:max-content}
.case-filter:hover{border-color:var(--blue);color:var(--blue)}
.case-filter{padding:8px 20px;font-size:.875rem;font-weight:500;color:var(--gray-500);background:none;
  border:1.5px solid var(--gray-200);border-radius:999px;cursor:pointer;transition:all .2s;font-family:var(--font-sans);white-space:nowrap}
.case-filter.active{background:var(--blue);color:#fff;border-color:var(--blue)}

.cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-card{background:linear-gradient(160deg,#FFFFFF 0%,#F3F8FF 100%);border-radius:var(--radius-lg);padding:32px;border:1px solid rgba(191,219,254,.5);
  transition:all .3s;display:flex;flex-direction:column;box-shadow:0 4px 16px rgba(59,130,246,.06)}
.case-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(59,130,246,.12);border-color:rgba(96,165,250,.35)}
.case-card.hidden{display:none}
.case-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.case-badge{padding:4px 12px;font-size:.75rem;font-weight:600;border-radius:999px}
.case-badge.gov{background:var(--blue-light);color:var(--blue)}
.case-badge.ent{background:#FFF3E6;color:var(--orange)}
.case-icon{font-size:2rem}
.case-card h3{font-size:1.0625rem;font-weight:700;color:var(--gray-900);margin-bottom:12px;line-height:1.4}
.case-desc{font-size:.875rem;color:var(--gray-500);line-height:1.6;margin-bottom:16px;flex:1}
.case-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:20px}
.case-tags span{padding:4px 10px;background:var(--gray-50);border:1px solid var(--gray-100);
  border-radius:999px;font-size:.75rem;color:var(--gray-600)}
.case-result{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding-top:20px;border-top:1px solid var(--gray-100)}
.case-metric{text-align:center}
.case-metric strong{display:block;font-size:1rem;font-weight:700;color:var(--blue);margin-bottom:2px}
.case-metric span{font-size:.6875rem;color:var(--gray-500)}
.cases-note{margin-top:48px;padding:24px;background:var(--blue-light);border-radius:var(--radius-lg);
  text-align:center;font-size:.9375rem;color:var(--gray-700)}
.cases-note a{color:var(--blue);font-weight:600;text-decoration:underline}
@media(max-width:1024px){.cases-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.cases-grid{grid-template-columns:1fr}}
@media(max-width:768px){
  .case-card{padding:20px}
  .case-result{grid-template-columns:repeat(3,1fr);gap:8px;padding-top:16px}
  .case-metric strong{display:block;font-size:.9375rem;font-weight:700;color:var(--blue);margin-bottom:2px}
  .case-metric span{font-size:.6875rem;color:var(--gray-500)}
  .case-filter-bar .container{padding:0 16px}
  .case-filters{gap:6px;padding:12px 0}
  .case-filter{padding:6px 14px;font-size:.8125rem}
  .case-tags{gap:4px}
  .case-tags span{font-size:.6875rem;padding:3px 8px}
}

/* ===== Toast ===== */
.toast{position:fixed;bottom:32px;left:50%;transform:translateX(-50%) translateY(100px);
  background:#fff;padding:16px 32px;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);
  display:flex;align-items:center;gap:12px;font-size:.9375rem;font-weight:500;z-index:9999;
  border:1px solid var(--gray-200);transition:transform .4s ease,opacity .4s;opacity:0}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}
.toast-icon{font-size:1.5rem}

/* =====================================================================
   首页改版样式（index.html 新版结构补全）
   index.html 升级到了新的 class 体系，以下规则补齐其缺失的样式。
   仅新增、不修改上方既有规则，products.html / cases.html 不受影响。
   ===================================================================== */

/* ---- 通用：卡片 hover 上浮 ---- */
.card-hover{transition:transform .3s,box-shadow .3s,border-color .3s}
.card-hover:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}

/* ---- Header 新增 ---- */
.header-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.btn-outline-blue{background:#fff;color:var(--blue);border-color:var(--blue)}
.btn-outline-blue:hover{background:var(--blue-light);border-color:var(--blue-dark);color:var(--blue-dark)}
@media(max-width:768px){.header-actions{display:none}}

/* ---- Hero 新版 ---- */
.hero-line{position:absolute;top:0;bottom:0;width:1px;background:linear-gradient(180deg,transparent,rgba(255,255,255,.08),transparent)}
.hero-line:nth-of-type(3){left:30%}
.hero-line:nth-of-type(4){left:70%}
.hero-content{display:flex;flex-direction:column;gap:56px;max-width:none;padding:0}
.hero-shell{max-width:820px;width:100%;transform:translateX(-50%)}
.hero-copy{display:flex;flex-direction:column;align-items:flex-start}
.hero-badge.eyebrow{margin-bottom:28px}
.gradient-text{background:linear-gradient(135deg,#60A5FA,#3B82F6);-webkit-background-clip:text;
  background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.hero-stats-floating{width:100%}
@media(max-width:768px){
  .hero-content{gap:32px;padding:0 24px}
  .hero-shell{margin-left:0;transform:none;max-width:100%}
  .hero-stats-floating{margin-top:0}
}

/* ---- 业务模型（联动四大体系）---- */
.section-model{position:relative;
  background:linear-gradient(180deg,#ffffff 0%,#f8fbff 100%),url('model-platform.png') center bottom/cover no-repeat}
.model-layout-integrated{margin-top:8px;position:relative}
.model-layout-integrated .model-grid{grid-template-columns:repeat(4,1fr);
  gap:24px;align-items:start;position:relative;z-index:1}
.model-card{position:relative}
.signal-dot{display:none}
.model-card-details{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-start;margin-top:16px}
.model-card-details span{padding:4px 12px;background:var(--blue-light);color:var(--blue);
  border-radius:999px;font-size:.75rem;font-weight:500}
/* 中央能力底座图片已作为 section 背景，隐藏卡片 */
.model-center-card{display:none}
@media(max-width:768px){
  .model-layout-integrated .model-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .model-card-details{gap:6px}
}
@media(max-width:480px){
  .model-layout-integrated .model-grid{grid-template-columns:1fr}
}

/* ---- 产品概览（首页）---- */
.products-showcase{display:flex;flex-direction:column;gap:24px}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.product-grid-secondary{margin-top:0}
.product-card-simple{display:flex;flex-direction:column}
.product-card-simple p{flex:1}
.product-link-hover{transition:gap .2s}
.product-link-hover:hover{gap:8px}
/* 重点产品卡（含界面预览） */
.products-showcase .product-card-featured{grid-template-columns:1fr 1fr;align-items:center;padding:40px}
.product-copy{display:flex;flex-direction:column;align-items:flex-start}
.product-copy h3{font-size:1.5rem;font-weight:800;color:var(--gray-900);margin:16px 0 12px}
.product-copy p{font-size:.9375rem;color:var(--gray-600);line-height:1.7;margin-bottom:20px}
.product-feature-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.product-feature-list li{padding:6px 14px;background:var(--red-light);color:var(--red);
  border-radius:999px;font-size:.8125rem;font-weight:500}
/* 平台界面 mockup */
.product-dashboard{width:100%}
.product-ui-shell{background:#1a1a2e;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.1);box-shadow:0 20px 60px rgba(0,0,0,.25)}
.product-ui-topbar{display:flex;align-items:center;gap:8px;padding:12px 16px;
  background:rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.08)}
.product-ui-title{margin-left:12px;font-size:.75rem;color:rgba(255,255,255,.4)}
.product-ui-body{display:flex;min-height:300px}
.product-ui-sidebar{width:140px;padding:16px 12px;border-right:1px solid rgba(255,255,255,.06);
  flex-shrink:0;display:flex;flex-direction:column;gap:4px}
.product-ui-sidebar span{padding:8px 12px;font-size:.75rem;color:rgba(255,255,255,.4);border-radius:6px;transition:all .2s}
.product-ui-sidebar span.active{background:rgba(22,119,255,.2);color:var(--blue)}
.product-ui-main{flex:1;padding:20px;display:flex;flex-direction:column;gap:20px}
.product-ui-metrics{display:flex;gap:12px}
.product-ui-metric{flex:1;padding:12px;background:rgba(255,255,255,.04);border-radius:8px;
  border:1px solid rgba(255,255,255,.06);display:flex;flex-direction:column;gap:4px}
.product-ui-metric strong{font-size:1.25rem;color:#fff}
.product-ui-metric span{font-size:.6875rem;color:rgba(255,255,255,.5)}
.product-ui-graph .hero-chart{display:flex;align-items:flex-end;gap:10px;height:110px;padding:0 4px}
.hero-chart .chart-bar{width:100%;background:rgba(22,119,255,.3);border-radius:4px 4px 0 0}
.hero-chart .chart-bar.highlight{background:var(--blue)}
.product-ui-table{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.product-ui-table div{height:14px;background:rgba(255,255,255,.05);border-radius:4px}
@media(max-width:768px){
  .product-grid{grid-template-columns:1fr}
  .products-showcase .product-card-featured{grid-template-columns:1fr;padding:24px}
  .product-ui-sidebar{display:none}
  .product-copy h3{font-size:1.25rem}
}

/* ---- 客户（首页）---- */
.clients-layout{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-bottom:48px}
.client-group h4{display:flex;align-items:center;gap:10px}
@media(max-width:768px){.clients-layout{grid-template-columns:1fr}}

/* ---- 关于我们 ---- */
/* 公司简介 */
.about-desc{max-width:920px;margin:0 auto 48px}
.about-desc p{font-size:1.0625rem;color:var(--gray-600);line-height:1.95;margin-bottom:20px}
.about-desc p strong{color:var(--gray-800);font-weight:600}
/* 使命 / 愿景 / 价值观 */
.about-mvv{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.about-mvv-card{position:relative;background:linear-gradient(160deg,#FFFFFF 0%,#F3F8FF 100%);border:1px solid rgba(191,219,254,.5);
  border-radius:var(--radius-lg);padding:36px 28px;overflow:hidden;
  transition:transform .3s,box-shadow .3s,border-color .3s;box-shadow:0 4px 16px rgba(59,130,246,.06)}
.about-mvv-card:hover{transform:translateY(-6px);box-shadow:0 12px 32px rgba(59,130,246,.12);border-color:rgba(96,165,250,.35)}
.about-mvv-no{font-size:3rem;font-weight:800;color:var(--blue-light);line-height:1;display:block}
.about-mvv-label{display:block;font-size:.875rem;color:var(--blue);font-weight:600;margin:16px 0 10px}
.about-mvv-card h3{font-size:1.25rem;font-weight:700;color:var(--gray-900);line-height:1.5}
/* 发展阶段 */
.about-phases{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:48px}
.about-phase{background:linear-gradient(160deg,#FFFFFF 0%,#F3F8FF 100%);border:1px solid rgba(191,219,254,.5);border-radius:var(--radius-lg);
  padding:24px;text-align:center;box-shadow:0 4px 16px rgba(59,130,246,.06)}
.about-phase span{display:block;font-size:.875rem;color:var(--blue);font-weight:700;margin-bottom:8px}
.about-phase strong{font-size:1.0625rem;color:var(--gray-800)}
/* 时间轴 */
.about-timeline{position:relative;max-width:820px;margin:0 auto;padding-left:8px}
.about-timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--gray-200)}
.about-milestone{position:relative;padding:0 0 28px 36px}
.about-milestone:last-child{padding-bottom:0}
.about-milestone::before{content:"";position:absolute;left:0;top:6px;width:16px;height:16px;border-radius:50%;
  background:var(--blue);border:3px solid #fff;box-shadow:0 0 0 2px var(--blue)}
.about-milestone .ms-year{display:inline-block;font-size:1.125rem;font-weight:800;color:var(--blue);margin-bottom:6px}
.about-milestone p{font-size:.9375rem;color:var(--gray-600);line-height:1.7}
/* 荣誉资质 — 证书展示 */
.about-cert-subtitle{font-size:1.25rem;font-weight:700;color:var(--gray-900);
  margin:48px 0 24px;padding-left:14px;border-left:4px solid var(--blue)}
.about-cert-subtitle span{font-size:.875rem;font-weight:400;color:var(--gray-500)}
.about-cert-grid{display:grid;gap:24px}
.about-cert-grid-4{grid-template-columns:repeat(4,1fr)}
.about-cert-grid-3{grid-template-columns:repeat(3,1fr)}
.about-cert{background:linear-gradient(160deg,#FFFFFF 0%,#F3F8FF 100%);border:1px solid rgba(191,219,254,.5);border-radius:var(--radius-lg);
  padding:16px;transition:transform .3s,box-shadow .3s,border-color .3s;box-shadow:0 4px 16px rgba(59,130,246,.06)}
.about-cert:hover{transform:translateY(-6px);box-shadow:0 12px 32px rgba(59,130,246,.12);border-color:rgba(96,165,250,.35)}
.about-cert-img{display:flex;align-items:center;justify-content:center;
  aspect-ratio:4/3;background:var(--gray-50);border-radius:var(--radius);overflow:hidden}
.about-cert-img img{width:100%;height:100%;object-fit:contain}
.about-cert figcaption{margin-top:14px;text-align:center;font-size:.9375rem;
  font-weight:600;color:var(--gray-700);line-height:1.4}
@media(max-width:768px){
  .about-mvv,.about-phases{grid-template-columns:1fr;gap:16px}
  .about-cert-grid-4,.about-cert-grid-3{grid-template-columns:repeat(2,1fr);gap:16px}
}
@media(max-width:480px){
  .about-cert-grid-4,.about-cert-grid-3{grid-template-columns:1fr}
}

/* =====================================================================
   改版样式 - 按官网.docx 调整新增
   ===================================================================== */

/* ---- 0. 产品页 ps-product 紧凑（无 feature 列表时） ---- */
.ps-product:not(:has(.ps-features)){padding:24px 32px}
.ps-product:not(:has(.ps-features)) .ps-product-header{margin-bottom:0}
@media(max-width:768px){
  .ps-product:not(:has(.ps-features)){padding:20px 24px}
}

/* ---- 1. Hero 大屏+试用入口（两个产品 5 秒轮播） ---- */
.hero-rotation{position:relative;min-height:520px;color:#1E40AF}
.hero-rotator{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:48px;
  align-items:center;min-height:520px}
.hero-rotator-slide{position:absolute;inset:0;grid-template-columns:1fr 1fr;gap:48px;
  align-items:center;opacity:0;transition:opacity .6s ease;pointer-events:none}
.hero-rotator-slide.active{opacity:1;pointer-events:auto;position:relative}
.hero-rotator-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;
  background:rgba(219,234,254,.55);border:1px solid rgba(147,197,253,.45);border-radius:999px;
  font-size:.8125rem;color:#1D4ED8;margin-bottom:24px;font-weight:600}
.hero-rotator-title{font-size:clamp(2rem,4.2vw,2.75rem);font-weight:800;line-height:1.15;
  margin-bottom:18px;letter-spacing:-.02em;color:#0F172A;white-space:nowrap}
.hero-rotator-title small{display:block;font-size:clamp(1.25rem,2.4vw,1.75rem);
  font-weight:600;color:#1E40AF;margin-top:8px}
.hero-rotator-desc{font-size:.9rem;color:#334155;line-height:1.85;
  margin-bottom:24px;max-width:560px}
.hero-rotator-features{display:flex;flex-wrap:nowrap;gap:10px;margin-bottom:32px}
.hero-rotator-features span{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;
  background:rgba(255,255,255,.72);border:1px solid rgba(147,197,253,.45);border-radius:999px;
  font-size:.8125rem;color:#1E40AF;font-weight:500;backdrop-filter:blur(4px);
  box-shadow:0 1px 3px rgba(30,64,175,.08);flex-shrink:0}
.hero-rotator-features span::before{content:"✓";color:#3B82F6;font-weight:700}
.hero-rotator-cta{display:inline-flex}
.hero-rotator-visual{position:relative;display:flex;justify-content:center;align-items:center}
.hero-rotator-visual-card{position:relative;width:100%;max-width:520px;aspect-ratio:4/3;border-radius:18px;
  background:linear-gradient(135deg,#0b1f3a 0%,#0d3b66 100%);box-shadow:0 30px 80px rgba(0,0,0,.45);
  overflow:hidden;border:1px solid rgba(255,255,255,.08)}
.hero-rotator-visual-card::before{content:"";position:absolute;inset:-40% -20% auto auto;
  width:60%;height:60%;background:radial-gradient(ellipse,rgba(22,119,255,.4),transparent 70%);filter:blur(40px)}
.hero-rotator-visual-glow{position:absolute;inset:0;background:
  radial-gradient(circle at 30% 100%, rgba(96,165,250,.18) 0%,transparent 60%),
  radial-gradient(circle at 80% 0%, rgba(59,130,246,.18) 0%,transparent 60%);pointer-events:none}
.hero-rotator-dots{position:absolute;left:50%;bottom:100px;transform:translateX(-50%);display:flex;gap:10px;z-index:3}
.hero-rotator-dots button{width:36px;height:4px;border-radius:999px;background:rgba(255,255,255,.25);
  border:none;cursor:pointer;transition:all .3s;padding:0}
.hero-rotator-dots button.active{background:var(--blue);width:48px}
/* 大屏配图占位（与设计稿同尺寸） */
.hero-rotator-mock{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center}
.hero-rotator-mock-grid{position:absolute;inset:0;opacity:.2;
  background-image:linear-gradient(rgba(96,165,250,.3) 1px,transparent 1px),
    linear-gradient(90deg,rgba(96,165,250,.3) 1px,transparent 1px);background-size:32px 32px}
.hero-rotator-mock-bars{display:flex;align-items:flex-end;gap:14px;height:60%;width:80%}
.hero-rotator-mock-bars .bm-bar{flex:1;border-radius:6px 6px 0 0;background:linear-gradient(180deg,#3b82f6,#1d4ed8);
  box-shadow:0 0 24px rgba(59,130,246,.5)}
.hero-rotator-mock-floats{position:absolute;display:flex;flex-direction:column;gap:8px;font-size:.75rem;color:#fff}
.hero-rotator-mock-floats .bm-tag{padding:6px 12px;border-radius:8px;
  background:rgba(15,42,82,.85);border:1px solid rgba(96,165,250,.4);backdrop-filter:blur(8px)}
.hero-rotator-mock-floats .bm-tag b{color:#7dd3fc;font-size:.875rem;display:block}
.hero-rotator-mock-floats-top{top:24px;left:24px}
.hero-rotator-mock-floats-bottom{bottom:24px;right:24px;align-items:flex-end}
@media(max-width:1024px){
  .hero-rotator,.hero-rotator-slide{grid-template-columns:1fr;gap:32px}
  .hero-rotator-visual{order:-1}
}
@media(max-width:768px){
  .hero-rotation{min-height:auto}
  .hero-rotator{min-height:auto}
  .hero-rotator-slide{position:relative;display:none}
  .hero-rotator-slide.active{display:grid;position:relative}
  .hero-rotator-title{white-space:normal;font-size:clamp(1.75rem,6vw,2.5rem)}
  .hero-rotator-features{flex-wrap:wrap;gap:10px}
  .hero-rotator-features span{flex-shrink:1}
  .hero-rotator-dots{bottom:100px}
}

/* ---- 2. 试用申请弹窗 ---- */
.trial-modal{position:fixed;inset:0;z-index:2000;display:none;align-items:center;justify-content:center;
  padding:24px;background:rgba(8,16,32,.6);backdrop-filter:blur(6px)}
.trial-modal.show{display:flex;animation:fadeIn .2s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.trial-modal-card{background:#fff;border-radius:var(--radius-xl);width:100%;max-width:460px;padding:32px;
  position:relative;box-shadow:0 30px 80px rgba(0,0,0,.3);animation:slideUp .3s ease}
@keyframes slideUp{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}
.trial-modal-close{position:absolute;top:16px;right:16px;background:none;border:none;font-size:1.5rem;
  color:var(--gray-500);cursor:pointer;line-height:1;padding:4px 8px}
.trial-modal-close:hover{color:var(--gray-900)}
.trial-modal-title{font-size:1.25rem;font-weight:700;color:var(--gray-900);margin-bottom:8px}
.trial-modal-desc{font-size:.875rem;color:var(--gray-500);margin-bottom:24px}
.trial-modal-form .form-group{margin-bottom:14px}
.trial-modal-form label{display:block;font-size:.8125rem;font-weight:600;color:var(--gray-700);margin-bottom:6px}
.trial-modal-form input,.trial-modal-form select{width:100%;padding:10px 14px;border:1.5px solid var(--gray-200);
  border-radius:var(--radius);font-size:.9375rem;font-family:var(--font-sans);color:var(--gray-800);background:#fff;
  transition:border-color .2s;outline:none}
.trial-modal-form input:focus,.trial-modal-form select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(22,119,255,.1)}
.trial-modal-product{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;background:var(--blue-light);
  color:var(--blue);border-radius:999px;font-size:.8125rem;font-weight:600;margin-bottom:16px}
.trial-modal-locked{padding:32px;text-align:center}
.trial-modal-locked .locked-icon{width:64px;height:64px;border-radius:50%;background:var(--red-light);
  color:var(--red);font-size:1.75rem;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.trial-modal-locked h3{font-size:1.25rem;font-weight:700;color:var(--gray-900);margin-bottom:12px}
.trial-modal-locked p{font-size:.9375rem;color:var(--gray-600);line-height:1.7;margin-bottom:24px}
.trial-modal-locked .btn{display:inline-flex}

/* ---- 3. 技术能力 5 卡片（浅蓝背景 + 白底卡片，与联系我们区一致） ---- */
.section-capabilities{position:relative;background:linear-gradient(180deg,#EFF6FF 0%,#DBEAFE 100%);
  color:var(--gray-700);overflow:hidden}
.section-capabilities::before{content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse at 20% 30%,rgba(59,130,246,.12) 0%,transparent 50%),
    radial-gradient(ellipse at 80% 70%,rgba(96,165,250,.1) 0%,transparent 50%);pointer-events:none}
.section-capabilities .section-title{color:#1F2D4A}
.section-capabilities .section-desc{color:var(--gray-500)}
.capabilities-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;position:relative;z-index:1}
.capability-card{position:relative;background:linear-gradient(160deg,#F8FAFF 0%,#EDF3FF 100%);
  border:1px solid rgba(59,130,246,.12);border-radius:var(--radius-lg);padding:28px 22px;
  box-shadow:0 8px 30px rgba(59,130,246,.08);transition:all .3s;display:flex;flex-direction:column;min-height:280px}
.capability-card::after{content:"";position:absolute;top:0;left:24px;right:24px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(59,130,246,.5),transparent)}
.capability-card:hover{transform:translateY(-6px);border-color:rgba(59,130,246,.3);
  box-shadow:0 20px 50px rgba(59,130,246,.15)}
.capability-card-no{font-size:.75rem;font-weight:700;color:#1D4ED8;letter-spacing:.1em}
.capability-card-title{font-size:1.0625rem;font-weight:700;color:#1F2D4A;margin:14px 0 12px;line-height:1.4}
.capability-card-desc{font-size:.875rem;color:var(--gray-500);line-height:1.7;flex:1}
.capability-card-visual{height:90px;display:flex;align-items:center;justify-content:center;margin-bottom:14px;
  position:relative}
.capability-card-visual svg{width:64px;height:64px;color:#3B82F6;filter:drop-shadow(0 0 12px rgba(59,130,246,.25))}
@media(max-width:1024px){.capabilities-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){.capabilities-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .capability-card{min-height:240px;padding:22px 18px}}
@media(max-width:480px){.capabilities-grid{grid-template-columns:1fr}}

/* ---- 4. 核心应用场景（3 卡片：党政机关 / 事业单位 / 企业） ---- */
.section-scenarios{background:linear-gradient(180deg,#EFF6FF 0%,#DBEAFE 100%);position:relative;overflow:hidden;padding-top:160px}
.section-scenarios::before{content:"";position:absolute;top:-200px;right:-200px;width:500px;height:500px;
  background:radial-gradient(circle,rgba(22,119,255,.08),transparent 70%);pointer-events:none}
.section-scenarios .section-title{color:var(--blue-dark)}
.scenarios-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;z-index:1}
.scenario-card{background:linear-gradient(160deg,#F8FAFF 0%,#EDF3FF 100%);border-radius:var(--radius-xl);padding:36px 28px;text-align:center;
  border:1px solid rgba(22,119,255,.08);box-shadow:0 8px 30px rgba(22,119,255,.06);
  transition:all .3s;cursor:pointer;display:flex;flex-direction:column;align-items:center}
.scenario-card:hover{transform:translateY(-8px);box-shadow:0 20px 50px rgba(22,119,255,.15);
  border-color:rgba(22,119,255,.25)}
.scenario-card-icon{width:88px;height:88px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#eff6ff,#dbeafe);border-radius:24px;margin-bottom:20px;color:var(--blue);
  transition:transform .3s}
.scenario-card:hover .scenario-card-icon{transform:scale(1.05)}
.scenario-card-icon svg{width:56px;height:56px}
.scenario-card-title{font-size:1.25rem;font-weight:700;color:var(--gray-900);margin-bottom:12px}
.scenario-card-desc{font-size:.9375rem;color:var(--gray-500);line-height:1.7;margin-bottom:24px;flex:1}
.scenario-card-link{display:inline-flex;align-items:center;gap:6px;color:var(--blue);font-weight:600;
  font-size:.9375rem;transition:gap .2s}
.scenario-card-link::after{content:"→";transition:transform .2s}
.scenario-card:hover .scenario-card-link{gap:10px}
.scenario-card:hover .scenario-card-link::after{transform:translateX(2px)}
@media(max-width:768px){.scenarios-grid{grid-template-columns:1fr;gap:16px}
  .scenario-card{padding:28px 24px}
  .scenario-card-icon{width:72px;height:72px}
  .scenario-card-icon svg{width:44px;height:44px}}

/* ---- 5. 合作客户展示（客户名称网格） ---- */
.section-clients-new{background:linear-gradient(180deg,#EFF6FF 0%,#DBEAFE 100%);position:relative;overflow:hidden}
.clients-marquee-wrap{margin-top:40px;position:relative}
.clients-marquee{overflow:hidden;position:relative}
.clients-marquee-track{display:flex;flex-direction:column;gap:16px}
.clients-marquee-row{display:flex;gap:44px;width:max-content;animation:marquee-scroll-left 50s linear infinite}
.clients-marquee-row--rev{animation:marquee-scroll-right 60s linear infinite}
.clients-marquee-item{display:inline-flex;align-items:center;justify-content:center;height:66px;flex-shrink:0;
  padding:0 14px;transition:transform .3s ease;position:relative;overflow:hidden}
.clients-marquee-item:hover{transform:scale(1.06)}
.clients-marquee-item img{max-height:100%;max-width:230px;object-fit:contain}
.clients-marquee-item .textmark{font-size:1rem;font-weight:600;color:#334155;white-space:nowrap;letter-spacing:.5px;padding:0 4px}
@keyframes marquee-scroll-left{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}
@keyframes marquee-scroll-right{0%{transform:translateX(-50%)}100%{transform:translateX(0)}}
.clients-new-stat{display:flex;align-items:center;justify-content:center;gap:20px;margin-top:40px;
  padding-top:28px;text-align:center;position:relative;z-index:2}
.clients-new-stat-num{font-size:3rem;font-weight:800;color:var(--blue);line-height:1}
.clients-new-stat-label{font-size:1rem;color:var(--gray-600);text-align:left}
@media(max-width:768px){.clients-marquee-row{gap:16px}
  .clients-marquee-item{padding:10px 18px;font-size:.8rem}
  .clients-new-stat{flex-direction:column;gap:8px}
  .clients-new-stat-num{font-size:2.25rem}}

/* ---- 6. 解决方案卡片（产品页） ---- */
.section-solutions{background:linear-gradient(180deg,#F8FAFF 0%,#EEF3FF 100%)}
.solution-card{background:linear-gradient(160deg,#FFFFFF 0%,#FAFBFF 100%);border:1px solid rgba(191,219,254,.45);border-radius:16px;
  padding:32px;margin-bottom:24px;transition:all .25s;box-shadow:0 2px 12px rgba(59,130,246,.04)}
.solution-card:hover{border-color:rgba(96,165,250,.65);box-shadow:0 8px 28px rgba(59,130,248,.10);transform:translateY(-2px)}
.solution-card-header{display:flex;align-items:center;gap:16px;padding-bottom:24px;
  border-bottom:1px solid rgba(191,219,254,.3);flex-wrap:wrap}
.solution-card-icon{width:56px;height:56px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#EFF6FF,#DBEAFE);border-radius:14px;color:var(--blue);flex-shrink:0}
.solution-card-icon svg{width:32px;height:32px}
.solution-card-title{flex:1}
.solution-card-title h3{font-size:1.25rem;font-weight:700;color:#0F172A;margin-bottom:4px}
.solution-card-title p{font-size:.875rem;color:#64748B}
.solution-sub-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.solution-sub{background:linear-gradient(135deg,#F8FAFF,#F0F5FF);border:1px solid rgba(191,219,254,.3);border-radius:12px;
  padding:18px 16px;transition:all .2s}
.solution-sub:hover{background:#fff;border-color:rgba(96,165,250,.45);transform:translateY(-2px)}
.solution-sub-title{font-size:.9375rem;font-weight:700;color:#1E293B;margin-bottom:8px;
  display:flex;align-items:center;gap:6px}
.solution-sub-title::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--blue)}
.solution-sub-desc{font-size:.8125rem;color:#64748B;line-height:1.6}
@media(max-width:1024px){.solution-sub-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){.solution-sub-grid{grid-template-columns:1fr;gap:12px}
  .solution-card{padding:24px}
  .solution-card-header{gap:12px}
  .solution-card-title h3{font-size:1.125rem}}

/* ---- 7. 关于我们 - 新闻动态 ---- */
.section-news{background:linear-gradient(180deg,#F8FAFF 0%,#EFF6FF 100%)}
.news-list{max-width:920px;margin:0 auto;display:flex;flex-direction:column;gap:0}
.news-item{display:grid;grid-template-columns:96px 1fr auto;gap:20px;align-items:center;padding:18px 20px;
  border-bottom:1px solid var(--gray-100);transition:background .2s;cursor:pointer;text-decoration:none;color:inherit}
.news-item:first-child{border-top:1px solid var(--gray-100)}
.news-item:hover{background:var(--gray-50)}
.news-item:hover .news-title{color:var(--blue)}
.news-tag{padding:4px 10px;background:var(--blue-light);color:var(--blue);border-radius:4px;font-size:.75rem;
  font-weight:600;text-align:center;justify-self:start}
.news-tag.product{background:#FEF3C7;color:#B45309}
.news-tag.insight{background:#DBEAFE;color:#1D4ED8}
.news-tag.case{background:#DCFCE7;color:#15803D}
.news-tag.company{background:#F3E8FF;color:#7C3AED}
.news-title{font-size:.9375rem;color:var(--gray-800);font-weight:500;line-height:1.5;transition:color .2s}
.news-date{font-size:.8125rem;color:var(--gray-500);font-variant-numeric:tabular-nums;white-space:nowrap}
@media(max-width:768px){
  .news-item{grid-template-columns:80px 1fr;gap:12px;padding:14px 16px}
  .news-date{grid-column:1/-1;text-align:right;padding-left:92px}
  .news-title{font-size:.875rem}
  .news-tag{font-size:.6875rem}
}

/* =====================================================================
   蓝色科技主题增强（按参考图视觉效果补充）
   ===================================================================== */

/* 顶部 logo 区域色块（与图片中的蓝色 logo 一致） */
.header .logo-img{filter:drop-shadow(0 0 8px rgba(59,130,246,.18))}

/* 主色按钮的浅色变体（场景卡的链接等） */
.scenario-card-link{color:#1D4ED8}

/* 跑马灯客户区 - 悬停暂停动画 */
.clients-marquee-row:hover{animation-play-state:paused}

/* 客户区大数字 376+ 蓝色发光 */
.clients-new-stat-num{background:linear-gradient(135deg,#3B82F6,#1E40AF);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  color:transparent;font-size:3.5rem}

/* 表单 wrap 白色卡片增加蓝色光晕 */
.contact-form-wrap{box-shadow:0 20px 50px rgba(59,130,246,.12);border:1px solid rgba(59,130,246,.08)}

/* 联系人图标小圆点（用蓝色） */
.contact-icon svg [fill="#d43a45"]{fill:#3B82F6}

/* 客户跑马灯统计区 */
.clients-new-stat{border-top:1px solid rgba(59,130,246,.12)}

/* 头部导航按钮主色（"免费咨询"）保持蓝色渐变 */
.header .header-cta.btn-primary{background:linear-gradient(135deg,#3B82F6,#1D4ED8);color:#fff;border-color:transparent}
.header .header-cta.btn-primary:hover{background:linear-gradient(135deg,#1D4ED8,#1E40AF);
  box-shadow:0 4px 16px rgba(59,130,246,.4)}

/* "登录平台"边框按钮改为蓝色描边 */
.btn-outline-blue{color:#1D4ED8;border-color:#3B82F6;background:transparent}
.btn-outline-blue:hover{background:#EFF6FF;border-color:#1D4ED8;color:#1E40AF}

/* Footer 文字色（深底浅字） */
.footer{color:rgba(219,234,254,.75)}
.footer-links a,.footer-links p{color:rgba(219,234,254,.65)}
.footer-links a:hover{color:#fff}
.footer-links h4{color:#fff}
.footer-bottom{color:rgba(219,234,254,.45);border-top:1px solid rgba(96,165,250,.18)}
.footer-statement{margin:12px auto 0;max-width:820px;font-size:.75rem;line-height:1.6;color:rgba(219,234,254,.45);text-align:center}
.footer-doc-link{margin:10px auto 0;font-size:.75rem;text-align:center}
.footer-doc-link a{color:#93c5fd;text-decoration:none}
.footer-doc-link a:hover{color:#bfdbfe;text-decoration:underline}

/* Hero 旋转文字 - 蓝色调柔和 */
.hero-rotator-eyebrow{background:rgba(219,234,254,.6);border:1px solid rgba(147,197,253,.5);color:#1D4ED8}

/* Hero 特性标签 - 底色卡片（与背景区分） */
.hero-rotator-features span{background:rgba(255,255,255,.72);border:1px solid rgba(147,197,253,.45);
  color:#1E40AF;font-weight:600;backdrop-filter:blur(4px);
  box-shadow:0 1px 3px rgba(30,64,175,.08)}
.hero-rotator-features span::before{color:#3B82F6}
.hero-rotator-features span svg{color:#3B82F6;vertical-align:text-bottom;margin-right:4px}

/* ===== 新版 Hero：按钮组（双按钮+说明文字） ===== */
.hero-rotator-actions{display:flex;flex-wrap:wrap;gap:28px;margin-top:4px}
.hero-btn-group{display:flex;flex-direction:column;gap:8px}
.hero-btn-sub{font-size:.75rem;color:#475569;line-height:1.6;margin:0;max-width:200px}

/* Hero 主按钮 - 浅蓝填充 */
.btn-hero-fill{display:inline-flex;align-items:center;justify-content:center;
  padding:14px 34px;font-size:.9375rem;font-weight:600;border-radius:12px;
  background:linear-gradient(135deg,var(--blue) 0%,var(--blue-dark) 100%);color:#fff;
  border:none;cursor:pointer;transition:all .25s ease;text-decoration:none;
  box-shadow:0 4px 14px rgba(37,99,235,.28);min-width:120px;height:48px}
.btn-hero-fill:hover{background:linear-gradient(135deg,var(--blue-dark) 0%,#1E40AF 100%);
  transform:translateY(-2px);box-shadow:0 6px 20px rgba(37,99,235,.4)}

/* Hero 次按钮 - 蓝色描边（浅色版适配） */
.btn-hero-outline{display:inline-flex;align-items:center;justify-content:center;
  padding:14px 34px;font-size:.9375rem;font-weight:600;border-radius:12px;
  background:transparent;color:#1D4ED8;
  border:1.5px solid #3B82F6;cursor:pointer;transition:all .25s ease;
  text-decoration:none;min-width:120px;height:48px}
.btn-hero-outline:hover{border-color:#1D4ED8;
  background:#EFF6FF;transform:translateY(-2px)}

/* ===== 场景卡片：图片视觉 + 编号 + 痛点/解法 ===== */
/* 覆盖原始居中样式，新内容左对齐 */
.section-scenarios .scenario-card{
  text-align:left!important;align-items:flex-start!important;
  padding:28px 24px}
.scenario-card-visual{height:200px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;
  border-radius:12px;overflow:hidden;background:#F0F7FF;border:1px solid rgba(59,130,246,.12)}
.scenario-card-visual img{width:100%;height:100%;object-fit:cover;display:block}
.scenario-card-no{font-size:.75rem;font-weight:700;color:#1D4ED8;letter-spacing:.1em;margin-bottom:10px}
.scenario-card-point{font-size:.85rem;color:var(--gray-600);line-height:1.7;margin-bottom:8px}
.scenario-card-point b{color:var(--gray-800);font-weight:700}

/* ===== 能力卡片：图片 + 用户价值 ===== */
.capability-card-visual img{width:100%;height:100%;object-fit:cover;display:block;border-radius:12px}
.capability-card-value{font-size:.8125rem;color:var(--gray-500);line-height:1.65;
  margin-top:12px;padding-top:12px;border-top:1px solid var(--gray-200)}
.capability-card-value b{color:var(--gray-700);font-weight:700}

/* ===== 能力卡片：居中均匀分布（4列） ===== */
.capabilities-grid{
  display:flex!important;flex-wrap:wrap;justify-content:center;gap:24px;
  max-width:1200px;margin:0 auto;grid-template-columns:none!important}
.capability-card{flex:0 0 calc(25% - 18px);min-width:240px;max-width:280px}

/* ===== 场景卡片区域标题优化（参照截图2） ===== */
.section-scenarios .section-title{
  font-size:2rem;font-weight:800;color:#0F172A;line-height:1.35;
  text-align:center;letter-spacing:-.01em}
.section-scenarios .section-desc{
  text-align:center;font-size:1.05rem;color:var(--gray-600);
  margin-top:12px;max-width:640px;margin-left:auto;margin-right:auto}

/* 场景卡片：横排3列均匀分布 */
.scenarios-grid{
  display:grid!important;grid-template-columns:repeat(3,1fr)!important;
  gap:24px;margin:40px auto 0;max-width:1200px}

/* ===== 产品选择器弹窗（参照截图1） ===== */
.trial-product-list{display:flex;flex-direction:column;gap:12px;margin:20px 0}
.trial-product-option{
  display:flex;align-items:center;gap:14px;padding:16px 20px;
  border:2px solid var(--gray-200);border-radius:10px;cursor:pointer;
  transition:all .2s ease;background:#fff}
.trial-product-option:hover{border-color:#93C5FD;background:#F8FAFF}
.trial-product-option.active{
  border-color:#3B82F6;background:#EFF6FF;
  box-shadow:0 0 0 3px rgba(59,130,246,.10)}
.trial-product-option input[type="radio"]{
  appearance:none;-webkit-appearance:none;width:22px;height:22px;min-width:22px;
  border:2px solid #CBD5E1;border-radius:50%;cursor:pointer;
  transition:all .15s ease;position:relative}
.trial-product-option input[type="radio"]:checked{
  border-color:#3B82F6;background:#3B82F6;
  box-shadow:inset 0 0 0 3px #fff}
.trial-product-info{display:flex;flex-direction:column;gap:2px}
.trial-product-name{font-size:1.05rem;font-weight:700;color:#0F172A}
.trial-product-uses{font-size:.85rem;color:var(--gray-500)}
.trial-product-uses .trial-remain{
  color:#2563EB;font-weight:700}
.trial-confirm-btn{margin-top:8px;padding:14px;font-size:1rem}

/* 响应式 */
@media(max-width:1024px){
  .capability-card{flex:0 0 calc(50% - 12px)!important;max-width:400px}
  .scenarios-grid{grid-template-columns:repeat(2,1fr)!important}}
@media(max-width:768px){
  .scenario-card-visual{height:160px}
  .hero-rotator-actions{gap:16px;justify-content:center}
  .hero-btn-sub{max-width:160px;font-size:.7rem}
  .section-scenarios .section-title{font-size:1.5rem}
  .capability-card{flex:0 0 100%!important;max-width:420px}
  .scenarios-grid{gap:16px}}

/* =====================================================================
   全局浮动数字人「泓星」
   ===================================================================== */
.zh-dh{position:fixed;right:26px;bottom:26px;z-index:1500;display:flex;flex-direction:column;
  align-items:flex-end;gap:14px;font-family:var(--font-sans)}
.zh-dh-avatar-wrap{position:relative;width:210px;height:210px;cursor:default;
  animation:dhFloat 3.2s ease-in-out infinite}
.zh-dh-character{position:relative;z-index:1;width:100%;height:100%;display:block;
  object-fit:contain;filter:drop-shadow(0 10px 22px rgba(30,64,175,.32))}
/* 用户截图自带脚下平台光圈，叠加 CSS ring 会重复→关掉 */
.zh-dh-ring{display:none}
/* 用户截图胸前已有"泓星"盾标，无需再叠 label */
.zh-dh-label{display:none}
@keyframes dhFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
@keyframes dhPulse{0%,100%{transform:scale(1);opacity:.45}50%{transform:scale(1.14);opacity:.85}}
@media(max-width:768px){
  .zh-dh{right:8px;bottom:8px;gap:8px}
  .zh-dh-avatar-wrap{width:140px;height:140px}
  .zh-dh-character{width:100%;height:100%}
}
@media(prefers-reduced-motion:reduce){
  .zh-dh-avatar-wrap{animation:none}
  .zh-dh-ring{animation:none;opacity:.5}
}