/* =========================================================
   红卫数谷 AI 企业站 — 设计系统 v3（亮色简约版）
   白色 + 浅灰相间，简约大气。内容默认可见，动画仅做位移增强。
   ========================================================= */

:root{
  --bg:        #ffffff;
  --bg-2:      #f4f6fb;
  --panel:     #ffffff;
  --panel-2:   #f4f6fb;
  --border:    rgba(15,23,42,.10);
  --border-2:  rgba(15,23,42,.06);
  --text:      #0f172a;
  --muted:     #64748b;
  --primary:   #2563eb;
  --cyan:      #0ea5e9;
  --violet:    #7c3aed;
  --grad:      linear-gradient(120deg,#2563eb 0%,#0ea5e9 100%);
  --grad-soft: linear-gradient(120deg,rgba(37,99,235,.10),rgba(14,165,233,.10));
  --radius:    18px;
  --maxw:      1200px;
  --shadow:    0 24px 50px -28px rgba(15,23,42,.22);
  --shadow-sm: 0 10px 30px -20px rgba(15,23,42,.20);
  --font: "Inter","Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,
          BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
/* 全局明亮背景：极淡的蓝青光晕 + 极淡网格 */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(60vw 60vw at 10% -5%, rgba(37,99,235,.06), transparent 60%),
    radial-gradient(50vw 50vw at 96% 6%, rgba(14,165,233,.05), transparent 60%),
    radial-gradient(45vw 45vw at 60% 112%, rgba(124,58,237,.04), transparent 60%),
    var(--bg);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;opacity:.6;
  background-image:
    linear-gradient(rgba(15,23,42,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,23,42,.035) 1px, transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(circle at 50% 30%, #000 0%, transparent 80%);
          mask-image:radial-gradient(circle at 50% 30%, #000 0%, transparent 80%);
}

a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;font-weight:800;letter-spacing:-.01em}
p{margin:0 0 1em;color:var(--muted)}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
section{padding:96px 0;position:relative}

/* ---------- 文字与渐变 ---------- */
.gradient-text{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--primary);font-weight:700;margin-bottom:16px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--grad);border-radius:2px}
.section-head{max-width:760px;margin:0 auto 56px;text-align:center}
.section-head h2{font-size:clamp(26px,3.4vw,40px)}
.section-head .subtitle{display:block;font-size:16px;font-weight:600;color:var(--primary);margin-top:14px;letter-spacing:.04em}
.section-head p{font-size:17px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;transition:.25s;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 28px -12px rgba(37,99,235,.5)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px -14px rgba(37,99,235,.6)}
.btn-ghost{border-color:var(--border);color:var(--text);background:var(--panel);box-shadow:var(--shadow-sm)}
.btn-ghost:hover{border-color:var(--primary);background:var(--bg-2);transform:translateY(-2px)}
.btn-lg{padding:16px 34px;font-size:16px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(14px);
  background:linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.62));
  border-bottom:1px solid var(--border-2);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;max-width:var(--maxw);margin:0 auto;padding:0 22px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px}
.brand .logo{width:34px;height:34px}
.brand small{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.04em}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links a{
  display:inline-block;padding:9px 15px;border-radius:10px;
  color:var(--muted);font-weight:600;font-size:15px;transition:.2s;
}
.nav-links a:hover,.nav-links a.active{color:var(--primary);background:var(--bg-2)}
.nav-cta{margin-left:12px}
.nav-toggle-cb{display:none}
.nav-toggle-btn{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--border);
  background:var(--panel);position:relative;cursor:pointer}
.nav-toggle-btn span,.nav-toggle-btn span::before,.nav-toggle-btn span::after{
  content:"";position:absolute;left:11px;width:20px;height:2px;background:var(--text);border-radius:2px;transition:.25s}
.nav-toggle-btn span{top:20px}
.nav-toggle-btn span::before{top:-6px}.nav-toggle-btn span::after{top:6px}

/* ---------- Hero ---------- */
.hero{padding:120px 0 90px;text-align:center;overflow:hidden}
.hero .badge{
  display:inline-flex;gap:8px;align-items:center;padding:7px 16px;border-radius:999px;
  border:1px solid var(--border);background:var(--panel);font-size:13px;color:var(--muted);margin-bottom:26px;
  box-shadow:var(--shadow-sm);
}
.hero h1{font-size:clamp(34px,5.6vw,68px);font-weight:900;max-width:14ch;margin:0 auto 22px}
.hero p.lead{font-size:clamp(16px,2vw,20px);max-width:60ch;margin:0 auto 34px;color:var(--muted)}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-visual{position:relative;margin:60px auto 0;max-width:920px}
.hero-visual .orb{
  position:absolute;inset:0;margin:auto;width:360px;height:360px;border-radius:50%;
  background:conic-gradient(from 0deg,#2563eb,#0ea5e9,#7c3aed,#2563eb);
  filter:blur(70px);opacity:.28;animation:spin 14s linear infinite;
}
.hero-visual .frame{
  position:relative;border:1px solid var(--border);border-radius:20px;overflow:hidden;
  background:#ffffff;
  box-shadow:var(--shadow);
}
.hero-visual .frame .bar{display:flex;gap:7px;padding:14px 16px;border-bottom:1px solid var(--border-2)}
.hero-visual .frame .bar i{width:11px;height:11px;border-radius:50%;background:#cbd5e1}
.hero-visual .frame .bar i:nth-child(1){background:#ff5f57}
.hero-visual .frame .bar i:nth-child(2){background:#febc2e}
.hero-visual .frame .bar i:nth-child(3){background:#28c840}
.hero-visual .frame .body{padding:30px;display:grid;gap:14px;text-align:left}
.hero-visual .frame .body .ln{height:12px;border-radius:6px;background:linear-gradient(90deg,var(--cyan),transparent);opacity:.45}
.hero-visual .frame .body .ln.s{width:60%}
.hero-visual .frame .body .ln.m{width:80%}
.hero-visual .frame .body .card{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:8px}
.hero-visual .frame .body .card span{border:1px solid var(--border);border-radius:12px;height:60px;background:var(--bg-2)}

/* ---------- 行业滚动条 ---------- */
.marquee{border-top:1px solid var(--border-2);border-bottom:1px solid var(--border-2);
  padding:22px 0;overflow:hidden;background:var(--panel-2)}
.marquee .track{display:flex;gap:48px;white-space:nowrap;animation:scrollx 26s linear infinite;width:max-content}
.marquee .track span{color:var(--muted);font-weight:700;font-size:16px;opacity:.8}
.marquee:hover .track{animation-play-state:paused}

/* ---------- 卡片通用 ---------- */
.grid{display:grid;gap:24px}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);
  padding:30px;position:relative;overflow:hidden;transition:.3s;
  box-shadow:var(--shadow-sm);
}
.card::before{content:"";position:absolute;inset:0;border-radius:inherit;
  background:var(--grad-soft);opacity:0;transition:.3s;pointer-events:none}
.card:hover{transform:translateY(-6px);border-color:rgba(14,165,233,.45);box-shadow:var(--shadow)}
.card:hover::before{opacity:1}
.card .ic{
  width:54px;height:54px;border-radius:14px;display:grid;place-items:center;margin-bottom:18px;
  background:var(--grad);color:#fff;font-size:24px;font-weight:900;position:relative;
}
.card h3{font-size:20px}
.card p{font-size:15px;margin-bottom:0}
.card .more{display:inline-block;margin-top:14px;color:var(--primary);font-weight:700;font-size:14px}

/* 服务卡编号 */
.svc .num{position:absolute;top:18px;right:22px;font-size:14px;font-weight:800;color:var(--muted);opacity:.5}
.svc .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.svc .tags b{font-size:12px;font-weight:600;padding:5px 11px;border-radius:999px;border:1px solid var(--border);color:var(--muted);background:var(--bg-2)}

/* ---------- 特性清单 ---------- */
.feature{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.feature.rev{direction:rtl}
.feature.rev > *{direction:ltr}
.feature .visual{
  border:1px solid var(--border);border-radius:var(--radius);padding:26px;
  background:#ffffff;min-height:320px;position:relative;overflow:hidden;box-shadow:var(--shadow-sm);
}
.feature .visual .grid-mini{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;height:100%}
.feature .visual .tile{border:1px solid var(--border);border-radius:14px;padding:18px;background:var(--bg-2);box-shadow:var(--shadow-sm)}
.feature .visual .tile h4{font-size:15px;margin-bottom:6px}
.feature .visual .tile p{font-size:13px;margin:0}
.feature ul.check{list-style:none;padding:0;margin:18px 0 0}
.feature ul.check li{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;color:var(--text)}
.feature ul.check li::before{content:"";flex:0 0 22px;height:22px;border-radius:50%;
  background:var(--grad);margin-top:3px;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/14px no-repeat;
          mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/14px no-repeat;}

/* ---------- 案例浏览器 mock ---------- */
.cases .browser{border:1px solid var(--border);border-radius:16px;overflow:hidden;background:var(--panel);transition:.3s;box-shadow:var(--shadow-sm)}
.cases .browser:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.cases .browser .top{display:flex;gap:7px;padding:12px 14px;border-bottom:1px solid var(--border-2)}
.cases .browser .top i{width:10px;height:10px;border-radius:50%;background:#cbd5e1}
.cases .browser .top i:nth-child(1){background:#ff5f57}
.cases .browser .top i:nth-child(2){background:#febc2e}
.cases .browser .top i:nth-child(3){background:#28c840}
.cases .browser .top .url{flex:1;margin-left:8px;height:10px;border-radius:6px;background:var(--bg-2);font-size:0}
.cases .browser .screen{height:200px;background:
  radial-gradient(40% 60% at 20% 20%, rgba(37,99,235,.18), transparent),
  radial-gradient(40% 60% at 80% 70%, rgba(14,165,233,.14), transparent),
  #eef2f8;position:relative}
.cases .browser .screen .dot{position:absolute;width:46px;height:46px;border-radius:12px;background:var(--grad);top:30px;left:30px;box-shadow:0 10px 30px -8px rgba(37,99,235,.5)}
.cases .browser .screen .bar{position:absolute;left:30px;right:30px;bottom:30px;height:10px;border-radius:6px;background:rgba(15,23,42,.08)}
.cases .browser .meta{padding:18px 20px}
.cases .browser .meta h4{font-size:17px;margin:0 0 4px}
.cases .browser .meta p{font-size:13px;margin:0}

/* ---------- 推广矩阵 ---------- */
.matrix .ch{border:1px solid var(--border);border-radius:14px;padding:22px;background:var(--panel);transition:.3s;box-shadow:var(--shadow-sm)}
.matrix .ch:hover{transform:translateY(-5px);border-color:rgba(14,165,233,.45);box-shadow:var(--shadow)}
.matrix .ch .t{font-weight:800;font-size:17px;margin-bottom:6px}
.matrix .ch .d{font-size:13px;color:var(--muted);margin:0}

/* ---------- 流程 ---------- */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{position:relative;padding:26px 22px;border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);box-shadow:var(--shadow-sm)}
.step .n{counter-increment:step;font-size:34px;font-weight:900;line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.step .n::before{content:"0" counter(step)}
.step h4{font-size:17px;margin:12px 0 6px}
.step p{font-size:14px;margin:0}

/* ---------- 数据统计 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;text-align:center}
.stat .v{font-size:clamp(32px,4vw,48px);font-weight:900;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat .l{color:var(--muted);font-size:15px;margin-top:6px}

/* ---------- 为什么选择 ---------- */
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.why .item{display:flex;gap:14px;align-items:flex-start;padding:22px;border:1px solid var(--border);border-radius:16px;background:var(--panel);box-shadow:var(--shadow-sm)}
.why .item .ic{font-size:22px}
.why .item h4{font-size:16px;margin:0 0 4px}
.why .item p{font-size:14px;margin:0}

/* ---------- 客户评价 ---------- */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote{border:1px solid var(--border);border-radius:var(--radius);padding:28px;background:var(--panel);position:relative;box-shadow:var(--shadow-sm)}
.quote .stars{color:var(--primary);letter-spacing:2px;margin-bottom:12px}
.quote p{color:var(--text);font-size:15px}
.quote .who{display:flex;align-items:center;gap:12px;margin-top:18px}
.quote .who .av{width:42px;height:42px;border-radius:50%;background:var(--grad)}
.quote .who b{display:block;font-size:14px}
.quote .who small{color:var(--muted);font-size:12px}

/* ---------- 新闻 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--panel);transition:.3s;display:flex;flex-direction:column;box-shadow:var(--shadow-sm)}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(14,165,233,.45)}
.news-card .thumb{height:170px;background:linear-gradient(135deg,rgba(37,99,235,.45),rgba(14,165,233,.35));position:relative}
.news-card .thumb .cat{position:absolute;left:16px;top:16px;font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.92);color:#0f172a}
.news-card .body{padding:20px;display:flex;flex-direction:column;flex:1}
.news-card .body .date{font-size:12px;color:var(--muted)}
.news-card .body h4{font-size:17px;margin:8px 0}
.news-card .body p{font-size:14px;flex:1}
.news-card .body .more{color:var(--primary);font-weight:700;font-size:14px;margin-top:8px}

/* ---------- CTA ---------- */
.cta-band{
  border:1px solid var(--border);border-radius:26px;padding:60px;text-align:center;
  background:
    radial-gradient(60% 120% at 50% 0%, rgba(37,99,235,.12), transparent),
    var(--panel);position:relative;overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.cta-band h2{font-size:clamp(26px,3.4vw,40px)}
.cta-band p{font-size:17px;max-width:54ch;margin:0 auto 28px}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--border-2);padding:64px 0 30px;margin-top:40px;background:var(--panel-2)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.site-footer h5{font-size:14px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 16px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer ul li{margin-bottom:10px;color:var(--muted);font-size:14px}
.site-footer ul li a:hover{color:var(--primary)}
.footer-bottom{border-top:1px solid var(--border-2);margin-top:40px;padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:13px}
.footer-bottom a{color:var(--muted);text-decoration:none;transition:color .2s}
.footer-bottom a:hover{color:var(--primary);text-decoration:underline}

/* ---------- 右侧浮动“联系我们” ---------- */
.float-contact{position:fixed;right:0;top:50%;transform:translateY(-50%);z-index:90;display:flex;align-items:stretch}
.fc-tab{writing-mode:vertical-rl;background:linear-gradient(135deg,#2563eb,#0ea5e9);color:#fff;border:none;border-radius:14px 0 0 14px;padding:20px 11px;font-size:15px;font-weight:600;letter-spacing:3px;cursor:pointer;box-shadow:-4px 0 18px rgba(15,23,42,.14);transition:filter .2s}
.fc-tab:hover{filter:brightness(1.06)}
.fc-panel{position:absolute;right:0;top:50%;transform:translateY(-50%) translateX(115%);width:232px;background:#fff;border:1px solid var(--border);border-radius:18px 0 0 18px;box-shadow:-8px 10px 34px rgba(15,23,42,.16);padding:24px 20px 22px;text-align:center;opacity:0;visibility:hidden;transition:transform .3s ease,opacity .3s ease,visibility .3s}
.float-contact.open .fc-panel{transform:translateY(-50%) translateX(0);opacity:1;visibility:visible}
.fc-close{position:absolute;top:6px;right:12px;background:none;border:none;font-size:22px;line-height:1;color:var(--muted);cursor:pointer}
.fc-close:hover{color:var(--text)}
.fc-panel h4{margin:0 0 16px;font-size:16px;color:var(--text)}
.fc-qr img{width:152px;height:152px;border:1px solid var(--border);border-radius:12px;display:block;margin:0 auto 8px;background:#fff}
.fc-qr span{font-size:13px;color:var(--muted)}
.fc-phone{margin-top:16px;padding-top:14px;border-top:1px solid var(--border-2)}
.fc-label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}
.fc-phone a{font-size:18px;font-weight:700;color:var(--primary);text-decoration:none}
.fc-phone a:hover{text-decoration:underline}
@media (max-width:560px){
  .fc-panel{width:200px;padding:20px 16px 18px}
  .fc-qr img{width:132px;height:132px}
  .fc-phone a{font-size:16px}
}

/* ---------- 联系表单 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.contact-form{display:grid;gap:16px}
.contact-form label{font-size:14px;color:var(--muted);font-weight:600}
.contact-form input,.contact-form textarea{
  width:100%;padding:13px 15px;border-radius:12px;border:1px solid var(--border);
  background:var(--panel);color:var(--text);font-family:inherit;font-size:15px;
}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.contact-info .row{display:flex;gap:14px;align-items:flex-start;margin-bottom:18px}
.contact-info .row .ic{width:42px;height:42px;flex:0 0 42px;border-radius:12px;background:var(--grad);display:grid;place-items:center;color:#fff;font-weight:900}
.contact-info .row b{display:block;font-size:15px}
.contact-info .row small{color:var(--muted)}

/* 文章详情 */
.post-wrap{max-width:820px;margin:0 auto}
.post-wrap .post-meta{color:var(--muted);font-size:14px;margin-bottom:18px}
.post-wrap .post-content{font-size:17px;line-height:1.9}
.post-wrap .post-content h2{font-size:26px;margin-top:36px}
.post-wrap .post-content p{color:var(--text)}
.back-link{display:inline-block;margin-bottom:24px;color:var(--primary);font-weight:700}

/* ---------- 安全入场动画（只做位移，永不隐藏内容）---------- */
@keyframes rise{from{transform:translateY(22px)}to{transform:translateY(0)}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes scrollx{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.rise{animation:rise .7s ease both}
.rise.d1{animation-delay:.08s}.rise.d2{animation-delay:.16s}.rise.d3{animation-delay:.24s}
.rise.d4{animation-delay:.32s}.rise.d5{animation-delay:.4s}.rise.d6{animation-delay:.48s}

/* ---------- 响应式 ---------- */
@media (max-width:980px){
  .cols-3,.cols-4,.why,.quotes,.news-grid,.stats,.process,.matrix .grid{grid-template-columns:repeat(2,1fr)}
  .feature,.feature.rev,.contact-grid{grid-template-columns:1fr;direction:ltr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .nav-toggle-btn{display:block}
  .nav-links{
    display:none;position:absolute;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;padding:14px 22px 22px;
    background:rgba(255,255,255,.98);border-bottom:1px solid var(--border);
    box-shadow:var(--shadow);
  }
  .nav-links a{padding:13px 14px}
  .nav-cta{margin:8px 0 0}
  .nav-toggle-cb:checked ~ .nav-links{display:flex}
}
@media (max-width:620px){
  section{padding:64px 0}
  .cols-2,.cols-3,.cols-4,.why,.quotes,.news-grid,.stats,.process,.matrix .grid,.footer-grid{grid-template-columns:1fr}
  .hero{padding:84px 0 60px}
  .cta-band{padding:40px 22px}
}

/* ---------- 新闻列表（图文列表 + 侧边栏）---------- */
.news-layout{display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:20px}
.news-item{
  display:grid;grid-template-columns:240px 1fr;gap:22px;align-items:stretch;
  padding:16px;border:1px solid var(--border);border-radius:16px;background:var(--panel);
  box-shadow:var(--shadow-sm);transition:.3s;overflow:hidden;
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(14,165,233,.4)}
.news-item .thumb{height:auto;min-height:160px;border-radius:12px;overflow:hidden;position:relative}
.news-item .thumb-img{width:100%;height:100%;min-height:160px;object-fit:cover;display:block}
.news-item .body{display:flex;flex-direction:column;padding:4px 6px;justify-content:center}
.news-item .body .date{font-size:13px;color:var(--muted)}
.news-item .body h4{font-size:19px;margin:8px 0;line-height:1.4}
.news-item .body p{font-size:14px;margin:0 0 10px}
.news-item .body .more{margin-top:auto;color:var(--primary);font-weight:700;font-size:14px}

/* 分页 */
.pager{margin-top:30px;display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 12px;
  border:1px solid var(--border);border-radius:10px;background:var(--panel);color:var(--muted);font-weight:600;font-size:14px;transition:.2s;
}
.pager a:hover{border-color:var(--primary);color:var(--primary)}
.pager .current{background:var(--grad);color:#fff;border-color:transparent}

/* 侧边栏 */
.news-sidebar{display:flex;flex-direction:column;gap:24px;position:sticky;top:90px}
.widget{border:1px solid var(--border);border-radius:16px;background:var(--panel);padding:22px;box-shadow:var(--shadow-sm)}
.widget h3{font-size:17px;margin:0 0 14px;padding-bottom:12px;border-bottom:1px solid var(--border-2)}
.widget.reco ul{list-style:none;padding:0;margin:0}
.widget.reco li{margin-bottom:14px;padding-bottom:14px;border-bottom:1px solid var(--border-2)}
.widget.reco li:last-child{margin-bottom:0;padding-bottom:0;border-bottom:none}
.widget.reco li a{display:block;font-weight:600;color:var(--text);font-size:14px;line-height:1.5;transition:.2s}
.widget.reco li a:hover{color:var(--primary)}
.widget.reco .meta{font-size:12px;color:var(--muted);margin-top:4px}
.widget.contact{background:linear-gradient(160deg, rgba(37,99,235,.08), rgba(14,165,233,.06));border-color:rgba(37,99,235,.18)}
.widget.contact p{font-size:14px;margin-bottom:14px;color:var(--text)}
.widget.contact .cinfo{list-style:none;padding:0;margin:0 0 16px}
.widget.contact .cinfo li{font-size:14px;color:var(--text);margin-bottom:8px}

@media (max-width:900px){
  .news-layout{grid-template-columns:1fr}
  .news-sidebar{position:static}
}
@media (max-width:560px){
  .news-item{grid-template-columns:1fr}
  .news-item .thumb{height:180px;min-height:180px}
}