/* ============================================================
   西开时代 · 官网设计系统 v3
   设计理念：白色底 + 橙色品牌高光 · 清新活跃 · 玻璃质感
   ============================================================ */

:root{
  /* 品牌色 */
  --brand:#F26B21; --brand2:#ff8a4c; --brand3:#e05a10;
  --brand-glow:rgba(242,107,33,.18);
  --brand-soft:rgba(242,107,33,.06);
  --brand-light:rgba(242,107,33,.10);
  --brand-bg:rgba(242,107,33,.04);

  /* 背景层次 — 白色系 */
  --bg:#ffffff; --bg2:#f8f9fb; --bg3:#f1f3f7;
  --card:#ffffff; --card2:#fafbfc;
  --line:#eceef3; --line2:#e0e3ea;

  /* 文字 — 深色系 */
  --text:#1d1d1f; --text2:#424246; --muted:#6e6e73; --muted2:#939398; --white:#fff;

  /* 功能色 */
  --blue:#2563eb; --purple:#7c3aed; --teal:#0d9488; --slate:#64748b;
  --green:#16a34a; --red:#dc2626;

  /* 圆角 */
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-xl:20px; --r-full:999px;

  /* 过渡 */
  --ease:cubic-bezier(.4,0,.2,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --dur:.3s;

  /* 阴影 — 轻柔 */
  --shadow-sm:0 2px 8px rgba(0,0,0,.04);
  --shadow-md:0 8px 24px rgba(0,0,0,.06);
  --shadow-lg:0 16px 48px rgba(0,0,0,.08);
  --shadow-brand:0 8px 24px var(--brand-glow);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Roboto,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
::selection{background:var(--brand);color:var(--white)}

/* 滚动条 */
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:var(--bg2)}
::-webkit-scrollbar-thumb{background:var(--line2);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--brand)}

/* ============================================================
   导航栏 — 白色毛玻璃
   ============================================================ */
.navbar{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(16px) saturate(1.8);
  -webkit-backdrop-filter:blur(16px) saturate(1.8);
  border-bottom:1px solid var(--line);
  transition:border-color .3s,box-shadow .3s;
}
.navbar.scrolled{
  border-bottom-color:rgba(242,107,33,.2);
  box-shadow:0 2px 20px rgba(0,0,0,.04);
}
.nav-inner{
  max-width:1240px;margin:0 auto;padding:0 24px;
  height:76px;display:flex;align-items:center;gap:32px;
}
.logo{flex:none;display:flex;align-items:center;transition:opacity .2s}
.logo:hover{opacity:.85}
.logo img{height:58px;width:auto;display:block;object-fit:contain}
.nav-links{display:flex;gap:30px;flex:1;justify-content:center}
.nav-link{
  color:var(--muted);font-size:15px;font-weight:500;
  transition:color .25s;white-space:nowrap;position:relative;padding:4px 0;
}
.nav-link::after{
  content:'';position:absolute;bottom:-2px;left:50%;
  width:0;height:2px;background:var(--brand);border-radius:1px;
  transition:width .3s var(--ease-out),left .3s var(--ease-out);
}
.nav-link:hover,.nav-link.active{color:var(--brand)}
.nav-link:hover::after,.nav-link.active::after{width:100%;left:0}

.btn-capital{
  background:linear-gradient(135deg,var(--brand),var(--brand2));
  color:var(--white);padding:9px 22px;border-radius:var(--r-sm);
  font-weight:600;font-size:14px;
  box-shadow:0 4px 14px var(--brand-glow);
  animation:pulse 2.4s infinite;white-space:nowrap;
  transition:transform .2s;
}
.btn-capital:hover{transform:translateY(-1px) scale(1.03)}
@keyframes pulse{
  0%,100%{box-shadow:0 4px 14px rgba(242,107,33,.18)}
  50%{box-shadow:0 4px 24px rgba(242,107,33,.35)}
}
.nav-toggle{
  display:none;background:none;border:none;color:var(--text);
  font-size:22px;cursor:pointer;padding:4px;
  transition:transform .2s;
}
.nav-toggle:hover{transform:scale(1.1)}

/* ============================================================
   广告 Banner
   ============================================================ */
.ad-banner{
  margin:14px auto 0;max-width:1196px;
  background:linear-gradient(135deg,var(--brand-soft),rgba(242,107,33,.02));
  border:1px solid rgba(242,107,33,.25);
  border-radius:var(--r-md);padding:12px 20px;
  display:flex;align-items:center;gap:14px;cursor:pointer;
  transition:border-color .25s,box-shadow .25s;
}
.ad-banner:hover{
  border-color:var(--brand);
  box-shadow:0 4px 20px var(--brand-glow);
}
.ad-badge{
  background:linear-gradient(135deg,var(--brand),var(--brand2));
  color:var(--white);padding:4px 12px;border-radius:var(--r-sm);
  font-size:12px;font-weight:700;white-space:nowrap;
}
.ad-text{color:var(--text2);font-size:14px}
.ad-arrow{margin-left:auto;color:var(--brand);font-size:18px;transition:transform .25s}
.ad-banner:hover .ad-arrow{transform:translateX(4px)}

/* ============================================================
   首屏 Hero — 活动现场背景轮播
   ============================================================ */
.hero{
  position:relative;min-height:520px;padding:110px 24px 90px;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  color:#fff;
}
/* 轮播背景 */
.hero-carousel{
  position:absolute;inset:0;z-index:0;
}
.hero-slide{
  position:absolute;inset:0;opacity:0;
  transition:opacity 1.2s ease-in-out;
}
.hero-slide.active{opacity:1}
.hero-slide img{
  width:100%;height:100%;object-fit:cover;
  transform:scale(1.05);
  transition:transform 6s ease-out;
}
.hero-slide.active img{transform:scale(1)}
/* 渐变遮罩：左侧深色 → 右侧半透明，保证文字可读 */
.hero-overlay{
  position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(90deg,rgba(0,20,60,.78) 0%,rgba(0,35,85,.55) 45%,rgba(0,50,100,.25) 100%),
    linear-gradient(180deg,rgba(0,20,60,.35) 0%,transparent 40%,rgba(0,20,60,.45) 100%);
}
.hero-inner{
  position:relative;z-index:2;max-width:1100px;margin:0 auto;text-align:center;
  text-shadow:0 2px 20px rgba(0,0,0,.35);
}
.hero-tag{
  display:inline-block;color:#fff;font-size:13px;font-weight:600;
  letter-spacing:1.5px;margin-bottom:20px;
  border:1px solid rgba(255,255,255,.45);padding:6px 18px;border-radius:var(--r-full);
  background:rgba(255,255,255,.12);backdrop-filter:blur(4px);
}
.hero h1{
  font-size:54px;font-weight:800;line-height:1.15;margin-bottom:20px;
  color:#fff;
}
.hero h1 .accent{
  color:#fff;
  text-shadow:0 4px 30px rgba(242,107,33,.45);
  -webkit-text-fill-color:#fff;
}
.hero-sub{font-size:18px;color:rgba(255,255,255,.88);max-width:700px;margin:0 auto 8px;line-height:1.7}

/* 轮播指示点 */
.hero-dots{
  position:absolute;bottom:78px;left:50%;transform:translateX(-50%);
  z-index:3;display:flex;gap:10px;
}
.hero-dots button{
  width:10px;height:10px;border-radius:50%;border:none;
  background:rgba(255,255,255,.35);cursor:pointer;
  transition:all .3s var(--ease-out);
}
.hero-dots button:hover{background:rgba(255,255,255,.65)}
.hero-dots button.active{width:28px;border-radius:var(--r-full);background:#fff}

/* 滚动指示器 */
.scroll-hint{
  position:absolute;bottom:24px;left:50%;transform:translateX(-50%);
  width:24px;height:40px;border:2px solid rgba(255,255,255,.4);border-radius:var(--r-full);
  display:flex;justify-content:center;padding-top:6px;z-index:2;
}
.scroll-hint::after{
  content:'';width:4px;height:8px;background:#fff;border-radius:2px;
  animation:scrollDown 1.5s ease-in-out infinite;
}
@keyframes scrollDown{0%{transform:translateY(0);opacity:1}100%{transform:translateY(12px);opacity:0}}

/* ============================================================
   数据看板区域 — Dashboard
   ============================================================ */
.dashboard{
  padding:0 24px 80px;
  background:linear-gradient(180deg,#f8f9fb,#ffffff);
}
.dash-container{max-width:1200px;margin:0 auto}

/* 统计卡片行 */
.dash-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  margin-bottom:24px;
}
.dstat{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px 20px;text-align:center;position:relative;overflow:hidden;
  transition:all .3s var(--ease-out);
}
.dstat:hover{
  border-color:rgba(242,107,33,.3);transform:translateY(-3px);
  box-shadow:var(--shadow-md);
}
.dstat::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--brand2));
  transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease-out);
}
.dstat:hover::before{transform:scaleX(1)}
.dstat b{
  display:block;font-size:34px;font-weight:800;
  color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-1px;
  line-height:1.1;
}
.dstat span{color:var(--muted);font-size:13px}

/* 看板双栏 */
.dash-grid{
  display:grid;grid-template-columns:1.4fr 1fr;gap:20px;
}
.dash-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;transition:border-color .3s;
}
.dash-panel:hover{border-color:rgba(242,107,33,.2)}
.dash-panel-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 24px;border-bottom:1px solid var(--line);
  background:linear-gradient(135deg,var(--brand-soft),transparent);
}
.dash-panel-head h3{
  font-size:17px;font-weight:700;color:var(--text);
  display:flex;align-items:center;gap:8px;
}
.dash-panel-head h3::before{
  content:'';width:4px;height:18px;border-radius:2px;
  background:linear-gradient(180deg,var(--brand),var(--brand2));
}
.dash-badge{
  font-size:11px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);padding:3px 10px;border-radius:var(--r-full);
  border:1px solid rgba(242,107,33,.2);
}

/* 产业活动列表 */
.activity-list{padding:8px 0}
.activity-item{
  display:flex;align-items:center;gap:14px;
  padding:14px 24px;border-bottom:1px solid var(--line);
  transition:background .25s,padding-left .25s;cursor:pointer;
}
.activity-item:last-child{border-bottom:none}
.activity-item:hover{background:var(--brand-soft);padding-left:28px}
.act-date{
  flex:none;width:46px;text-align:center;
  background:var(--brand-soft);border-radius:var(--r-sm);
  padding:5px 0;border:1px solid rgba(242,107,33,.15);
}
.act-date b{display:block;font-size:16px;font-weight:800;color:var(--brand);line-height:1}
.act-date span{display:block;font-size:10px;color:var(--muted);margin-top:1px}
.act-info{flex:1;min-width:0}
.act-info h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:2px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.act-info p{font-size:12px;color:var(--muted)}
.act-status{
  flex:none;font-size:11px;font-weight:700;
  padding:3px 10px;border-radius:var(--r-full);white-space:nowrap;
}
.status-open{background:rgba(22,163,74,.1);color:var(--green)}
.status-soon{background:rgba(242,107,33,.1);color:var(--brand)}
.status-end{background:var(--bg3);color:var(--muted2)}

/* 西开观察列表 */
.observe-list{padding:8px 0}
.observe-item{
  display:block;text-decoration:none;color:inherit;
  padding:16px 24px;border-bottom:1px solid var(--line);
  transition:background .25s;cursor:pointer;
}
.observe-item:last-child{border-bottom:none}
.observe-item:hover{background:var(--brand-soft)}
.observe-tag{
  display:inline-block;font-size:11px;font-weight:600;
  padding:2px 8px;border-radius:var(--r-sm);margin-bottom:6px;
}
.otag-ai{background:rgba(37,99,235,.1);color:var(--blue)}
.otag-energy{background:rgba(13,148,136,.1);color:var(--teal)}
.otag-aero{background:rgba(124,58,237,.1);color:var(--purple)}
.otag-manufact{background:rgba(242,107,33,.1);color:var(--brand)}
.otag-bio{background:rgba(22,163,74,.1);color:var(--green)}
.otag-policy{background:rgba(37,99,235,.1);color:var(--blue)}
.otag-insight{background:rgba(242,107,33,.1);color:var(--brand)}
.observe-item h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:4px;line-height:1.4}
.observe-item p{font-size:12px;color:var(--muted);line-height:1.5;margin-bottom:6px}
.observe-date{font-size:11px;color:var(--muted2)}

/* ============================================================
   通用区块
   ============================================================ */
.services,.spaces,.cases,.content-block{padding:80px 24px}
.content-block{padding:72px 24px}
.content-block.alt{background:var(--bg2)}

.sec-head{max-width:760px;margin:0 auto 48px;text-align:center}
.sec-head h2{
  font-size:32px;font-weight:800;margin-bottom:12px;
  color:var(--text);
}
.sec-head p{color:var(--muted);font-size:15px}
.center{text-align:center;margin-top:40px}
.btn-outline{
  display:inline-block;color:var(--brand);border:1.5px solid var(--brand);
  padding:11px 28px;border-radius:var(--r-sm);font-weight:600;font-size:15px;
  transition:all .25s var(--ease-out);
}
.btn-outline:hover{background:var(--brand);color:var(--white);box-shadow:var(--shadow-brand)}

/* 区块标题装饰线 */
.sec-head h2::after{
  content:'';display:block;width:40px;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--brand2));
  border-radius:2px;margin:14px auto 0;
}

/* ============================================================
   服务卡片
   ============================================================ */
.service-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:20px;max-width:1200px;margin:0 auto;
}
.scard{
  position:relative;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 24px;transition:all .35s var(--ease-out);
  display:flex;flex-direction:column;gap:12px;
}
/* 渐变高光边 */
.scard::before{
  content:'';position:absolute;inset:0;border-radius:var(--r-lg);
  padding:1.5px;
  background:linear-gradient(135deg,var(--brand),transparent 50%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  opacity:0;transition:opacity .35s;
}
.scard:hover{
  border-color:transparent;transform:translateY(-6px);
  box-shadow:0 12px 36px rgba(242,107,33,.10),0 0 0 1px rgba(242,107,33,.2);
}
.scard:hover::before{opacity:1}
/* 底部渐变光 */
.scard::after{
  content:'';position:absolute;bottom:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--brand),transparent);
  transform:scaleX(0);transition:transform .35s var(--ease-out);
}
.scard:hover::after{transform:scaleX(1)}
.scard-icon{
  font-size:30px;width:56px;height:56px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-soft);border-radius:var(--r-md);
  border:1px solid rgba(242,107,33,.15);
}
.scard h3{font-size:18px;font-weight:700;color:var(--text)}
.scard p{color:var(--muted);font-size:14px;flex:1}
.scard-more{
  color:var(--brand);font-size:13px;font-weight:600;
  display:inline-flex;align-items:center;gap:4px;
  transition:gap .25s;
}
.scard:hover .scard-more{gap:8px}

/* ============================================================
   空间卡片
   ============================================================ */
.space-cards{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:20px;max-width:1200px;margin:0 auto;
}
.space-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;
  transition:all .35s var(--ease-out);
}
.space-card:hover{
  transform:translateY(-4px);border-color:rgba(242,107,33,.3);
  box-shadow:var(--shadow-md);
}
.sp-img{
  height:130px;position:relative;overflow:hidden;
  background:linear-gradient(135deg,#f1f3f7,#e8ecf2);
  display:flex;align-items:center;justify-content:center;
  font-size:42px;
}
.sp-img::after{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 50% 100%,rgba(242,107,33,.12),transparent 70%);
}
.sp-body{padding:20px}
.sp-body h4{font-size:16px;margin-bottom:4px;color:var(--text)}
.sp-body .sp-area{color:var(--brand);font-size:12px;font-weight:600}
.sp-body p{color:var(--muted);font-size:13px;margin:8px 0}
.sp-tags{display:flex;gap:8px;flex-wrap:wrap}
.sp-tags span{
  background:var(--brand-soft);color:var(--brand);
  font-size:11px;padding:3px 10px;border-radius:var(--r-full);
  border:1px solid rgba(242,107,33,.12);
}

/* ============================================================
   案例
   ============================================================ */
.case-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:20px;max-width:1200px;margin:0 auto;
}
.case{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;transition:all .3s var(--ease-out);
  position:relative;overflow:hidden;
}
.case:hover{
  border-color:rgba(242,107,33,.3);transform:translateY(-3px);
  box-shadow:var(--shadow-md);
}
.case-tag{
  display:inline-block;font-size:11px;font-weight:700;
  padding:3px 10px;border-radius:var(--r-sm);margin-bottom:12px;color:var(--white);
}
.tag-event{background:var(--blue)}.tag-invest{background:var(--brand)}
.tag-capital{background:var(--purple)}.tag-media{background:var(--teal)}
.tag-about{background:var(--slate)}
.case h4{font-size:16px;margin-bottom:8px;line-height:1.4;color:var(--text)}
.case p{color:var(--muted);font-size:13px}

/* ============================================================
   表单 / 合作咨询
   ============================================================ */
.consult{
  background:
    radial-gradient(600px 300px at 50% 0%,rgba(242,107,33,.05),transparent 60%),
    linear-gradient(180deg,var(--bg2),var(--bg));
  padding:80px 24px;
}
.consult-inner{
  max-width:640px;margin:0 auto;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:40px;box-shadow:var(--shadow-md);
}
.consult h2{
  font-size:30px;text-align:center;margin-bottom:8px;
  color:var(--text);
}
.section-sub{text-align:center;color:var(--muted);margin-bottom:32px;font-size:14px}
.consult-form{display:flex;flex-direction:column;gap:14px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.consult-form input,.consult-form select,.consult-form textarea{
  width:100%;padding:14px 16px;border-radius:var(--r-md);
  border:1px solid var(--line2);background:var(--bg2);color:var(--text);font-size:15px;
  transition:border-color .25s,box-shadow .25s,background .25s;
}
.consult-form input:focus,.consult-form select:focus,.consult-form textarea:focus{
  outline:none;border-color:var(--brand);background:var(--card);
  box-shadow:0 0 0 3px rgba(242,107,33,.10);
}
.consult-form input::placeholder,.consult-form textarea::placeholder{color:var(--muted2)}
.consult-form select{cursor:pointer;appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23939398' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;padding-right:40px;
}
.consult-form textarea{resize:vertical;min-height:100px}
.consult-form button{
  background:linear-gradient(135deg,var(--brand),var(--brand2));
  color:var(--white);padding:16px;border:none;border-radius:var(--r-md);
  font-size:16px;font-weight:700;cursor:pointer;
  transition:transform .25s var(--ease-out),box-shadow .25s;
  box-shadow:var(--shadow-brand);
}
.consult-form button:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(242,107,33,.35)}

/* 表单提示 toast */
.toast{
  position:fixed;bottom:32px;left:50%;transform:translateX(-50%) translateY(100px);
  background:linear-gradient(135deg,var(--brand),var(--brand2));color:var(--white);
  padding:14px 28px;border-radius:var(--r-md);font-weight:600;font-size:15px;
  box-shadow:var(--shadow-lg);z-index:9999;opacity:0;
  transition:transform .4s var(--ease-out),opacity .4s;
}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}

/* ============================================================
   页脚 — 浅色
   ============================================================ */
.footer{background:var(--bg2);border-top:1px solid var(--line);padding:48px 24px 20px}
.foot-inner{
  max-width:1200px;margin:0 auto;
  display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;
}
.foot-left{max-width:400px}
.foot-brand{
  color:var(--brand);font-weight:700;font-size:18px;display:inline-block;
}
.foot-left p{color:var(--muted);font-size:13px;margin-top:8px;line-height:1.7}
.foot-cols{display:flex;gap:56px;flex-wrap:wrap}
.foot-cols h5{color:var(--text);font-size:14px;margin-bottom:12px;font-weight:600}
.foot-cols a,.foot-cols p{
  color:var(--muted);font-size:13px;display:block;margin-bottom:8px;
  transition:color .2s;
}
.foot-cols a:hover{color:var(--brand)}
.foot-bottom{
  max-width:1200px;margin:32px auto 0;padding-top:20px;
  border-top:1px solid var(--line);color:var(--muted2);font-size:12px;text-align:center;
}

/* 公众号二维码 */
.foot-qr{text-align:center}
.foot-qr h5{color:var(--text);font-size:14px;margin-bottom:12px;font-weight:600}
.foot-qr img{
  width:100px;height:100px;border-radius:var(--r-sm);
  border:1px solid var(--line);padding:4px;background:var(--card);
  box-shadow:var(--shadow-sm);
}
.foot-qr p{color:var(--muted);font-size:12px;margin-top:8px}

/* ============================================================
   内页通用
   ============================================================ */
.page-hero{
  position:relative;padding:80px 24px 60px;overflow:hidden;
  background:
    radial-gradient(900px 400px at 15% 10%,rgba(242,107,33,.08),transparent 60%),
    radial-gradient(600px 300px at 85% 20%,rgba(255,138,76,.05),transparent 50%),
    linear-gradient(180deg,#ffffff,#f8f9fb);
}
.page-hero::before{
  content:'';position:absolute;inset:0;opacity:.4;
  background-image:
    linear-gradient(rgba(224,227,234,.4) 1px,transparent 1px),
    linear-gradient(90deg,rgba(224,227,234,.4) 1px,transparent 1px);
  background-size:60px 60px;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,#000 30%,transparent 70%);
  mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,#000 30%,transparent 70%);
}
.page-hero .hero-inner{max-width:900px;position:relative;z-index:1}
.page-hero h1{
  font-size:46px;font-weight:800;margin:16px 0;
  color:var(--text);
}
.page-hero .hero-sub{font-size:16px;color:var(--muted);max-width:700px}

/* 面包屑 */
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--muted2);margin-bottom:8px;
}
.breadcrumb a{color:var(--muted);transition:color .2s}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb span{color:var(--muted2)}

/* ============================================================
   双栏 / 流程
   ============================================================ */
.duo{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
  gap:20px;max-width:1000px;margin:0 auto;
}
.duo-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;transition:all .3s var(--ease-out);
}
.duo-card:hover{border-color:rgba(242,107,33,.25);box-shadow:var(--shadow-md)}
.duo-card h3{font-size:19px;margin-bottom:16px;color:var(--brand)}
.duo-card>p{color:var(--muted);font-size:14px;margin-bottom:14px}
.duo-card ul{list-style:none}
.duo-card li{
  padding:9px 0;border-bottom:1px dashed var(--line);
  color:var(--muted);font-size:14px;
  display:flex;align-items:center;gap:8px;
  transition:color .2s,padding-left .2s;
}
.duo-card li::before{
  content:'';width:5px;height:5px;border-radius:50%;
  background:var(--brand);flex:none;opacity:.5;
}
.duo-card li:hover{color:var(--text);padding-left:4px}
.duo-card li:hover::before{opacity:1}
.duo-card li:last-child{border:none}

.flow{
  max-width:900px;margin:0 auto;
  display:flex;align-items:center;justify-content:center;
  flex-wrap:wrap;gap:10px;
}
.flow-step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 24px;text-align:center;min-width:120px;
  transition:all .3s var(--ease-out);
}
.flow-step:hover{
  border-color:var(--brand);transform:translateY(-3px);
  box-shadow:var(--shadow-md);
}
.flow-step b{
  display:block;font-size:26px;color:var(--brand);font-weight:800;
  font-variant-numeric:tabular-nums;
}
.flow-step span{color:var(--muted);font-size:13px;margin-top:4px;display:block}
.flow-arrow{color:var(--brand);font-size:22px;opacity:.6}

/* 合作伙伴 */
.partner-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  gap:14px;max-width:1000px;margin:0 auto;
}
.partner{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:20px;text-align:center;
  font-weight:600;color:var(--muted);font-size:15px;
  transition:all .25s var(--ease-out);
}
.partner:hover{
  border-color:var(--brand);color:var(--brand);
  transform:translateY(-3px);box-shadow:var(--shadow-sm);
}

/* ============================================================
   主持人 / 资讯
   ============================================================ */
.host-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:20px;max-width:900px;margin:0 auto;
}
.host{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 24px;text-align:center;
  transition:all .3s var(--ease-out);
}
.host:hover{border-color:rgba(242,107,33,.25);transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.host-avatar{
  font-size:42px;width:72px;height:72px;margin:0 auto 14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-soft);border-radius:50%;
  border:1px solid rgba(242,107,33,.15);
}
.host h4{font-size:17px;margin-bottom:8px;color:var(--text)}
.host p{color:var(--muted);font-size:13px}
.host .tag{
  display:inline-block;margin-top:14px;color:var(--brand);
  font-size:13px;font-weight:600;
  border:1px solid rgba(242,107,33,.25);padding:4px 14px;border-radius:var(--r-full);
  transition:all .25s;cursor:pointer;
}
.host .tag:hover{background:var(--brand);color:var(--white)}

.news-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.news-item{
  display:flex;gap:16px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;align-items:flex-start;
  transition:all .3s var(--ease-out);
}
.news-item:hover{
  border-color:rgba(242,107,33,.25);
  transform:translateX(4px);box-shadow:var(--shadow-sm);
}
.news-tag{
  font-size:11px;font-weight:700;padding:5px 12px;
  border-radius:var(--r-sm);color:var(--white);white-space:nowrap;
}
.news-item h4{font-size:16px;margin-bottom:6px;color:var(--text)}
.news-item p{color:var(--muted);font-size:13px}

/* 联系 */
.contact-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
  gap:18px;max-width:800px;margin:0 auto;
}
.contact{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 22px;text-align:center;
  transition:all .3s var(--ease-out);
}
.contact:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.contact h4{font-size:16px;color:var(--brand);margin-bottom:8px}
.contact p{color:var(--text);font-size:15px}

/* ============================================================
   返回顶部
   ============================================================ */
.back-top{
  position:fixed;bottom:32px;right:32px;
  width:48px;height:48px;border-radius:50%;
  background:linear-gradient(135deg,var(--brand),var(--brand2));
  color:var(--white);border:none;cursor:pointer;font-size:20px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-brand);z-index:90;
  opacity:0;transform:translateY(20px) scale(.8);pointer-events:none;
  transition:all .35s var(--ease-out);
}
.back-top.show{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}
.back-top:hover{transform:translateY(-3px) scale(1.05)}

/* ============================================================
   滚动渐入动画
   ============================================================ */
.reveal{
  opacity:0;transform:translateY(30px);
  transition:opacity .6s var(--ease-out),transform .6s var(--ease-out);
}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-delay-1{transition-delay:.1s}
.reveal-delay-2{transition-delay:.2s}
.reveal-delay-3{transition-delay:.3s}
.reveal-delay-4{transition-delay:.4s}
.reveal-delay-5{transition-delay:.5s}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:900px){
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;background:rgba(255,255,255,.96);
    backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);padding:16px 24px;gap:16px;
    animation:slideDown .3s var(--ease-out);
  }
  @keyframes slideDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}
  .nav-links.open{display:flex}
  .nav-toggle{display:block}
  .hero h1{font-size:36px}
  .hero{padding:60px 20px 50px}
  .page-hero h1{font-size:30px}
  .page-hero{padding:60px 20px 44px}
  .form-row{grid-template-columns:1fr}
  .dash-stats{grid-template-columns:repeat(2,1fr)}
  .dash-grid{grid-template-columns:1fr}
  .dashboard{padding:0 20px 60px}
  .services,.spaces,.cases,.content-block{padding:56px 20px}
  .consult-inner{padding:28px 20px}
  .foot-inner{flex-direction:column;gap:28px}
  .foot-cols{gap:36px}
  .back-top{bottom:20px;right:20px;width:44px;height:44px}
  .sec-head h2{font-size:26px}
}

@media (max-width:480px){
  .hero h1{font-size:30px}
  .logo img{height:46px}
  .dash-stats{grid-template-columns:1fr}
  .dstat b{font-size:28px}
  .ad-text{font-size:12px}
  .nav-inner{gap:16px}
  .btn-capital{padding:8px 16px;font-size:13px}
  .fin-item{flex-wrap:wrap;gap:8px}
  .fin-amount{font-size:13px}
}

/* 减少动画偏好 */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important;animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
}