/* =========================================================================
   乾元创新 · 央媒品牌传播官网 前台样式
   设计基调：党媒报头红 + 鎏金，中央级权威感
   ========================================================================= */

/* ===== 设计令牌 ===== */
:root{
  --red:#A6192E;
  --red-deep:#7A1222;
  --red-bright:#C32A40;
  --gold:#B98F4B;
  --gold-light:#D9BE8C;
  --ink:#181512;
  --ink-2:#26211B;
  --paper:#F5F0E6;
  --paper-2:#EDE6D7;
  --ivory:#FBF8F1;
  --white:#FFFFFF;
  --line:rgba(24,21,18,.14);
  --line-red:rgba(166,25,46,.28);
  --serif:"Noto Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --nav-h:72px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--ivory);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
::selection{background:var(--red);color:#fff}
.wrap{max-width:1200px;margin:0 auto;padding:0 32px}
@media(max-width:640px){.wrap{padding:0 20px}}

/* ===== 顶部细红线（党媒报头） ===== */
.masthead{height:4px;background:linear-gradient(90deg,var(--red) 0 62%,var(--gold) 62% 100%)}

/* ===== 导航 ===== */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(251,248,241,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h)}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:34px;width:auto}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-links a{
  font-size:14px;letter-spacing:.08em;color:var(--ink);
  position:relative;padding:6px 0;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:2px;
  background:var(--red);transition:width .3s ease;
}
.nav-links a:hover::after{width:100%}
.nav-cta{
  border:1px solid var(--red);color:var(--red);
  padding:8px 22px;font-size:13px;letter-spacing:.1em;
  transition:all .3s ease;white-space:nowrap;
}
.nav-cta:hover{background:var(--red);color:#fff}
.burger{display:none;flex-direction:column;gap:5px;padding:8px}
.burger span{display:block;width:24px;height:2px;background:var(--ink);transition:.3s}
@media(max-width:900px){
  .nav-links,.nav-cta{display:none}
  .burger{display:flex}
  .nav-links.open{
    display:flex;flex-direction:column;align-items:flex-start;gap:6px;
    position:absolute;top:var(--nav-h);left:0;right:0;
    background:var(--ivory);border-bottom:1px solid var(--line);
    padding:18px 24px 22px;
  }
  .nav-links.open a{font-size:16px;width:100%}
}

/* ===== Hero（居中版式） ===== */
.hero{
  position:relative;color:#fff;
  background:
    radial-gradient(120% 90% at 78% -10%, rgba(195,42,64,.55) 0%, rgba(122,18,34,0) 55%),
    linear-gradient(135deg,var(--red-deep) 0%, var(--red) 58%, #8E1B30 100%);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(70% 70% at 50% 40%, #000 30%, transparent 100%);
}
.hero-in{position:relative;z-index:2;padding:80px 0 0;display:flex;flex-direction:column;align-items:center;text-align:center}
.hero-seal{
  width:92px;height:92px;margin:0 auto 30px;
  border:1.5px solid rgba(255,255,255,.5);
  display:flex;align-items:center;justify-content:center;
  transform:rotate(3deg);opacity:.92;
}
.hero-seal span{font-family:var(--serif);font-size:48px;font-weight:900;line-height:1;color:#fff}
.eyebrow{display:inline-flex;align-items:center;gap:14px;font-size:13px;letter-spacing:.34em;color:var(--gold-light)}
.eyebrow::before,.eyebrow::after{content:"";width:44px;height:1px;background:var(--gold-light)}
.hero h1{
  font-family:var(--serif);font-weight:900;
  font-size:clamp(40px,6vw,76px);line-height:1.16;letter-spacing:.02em;
  margin:28px 0 26px;
}
.hero h1 .hl{color:var(--gold-light)}
.hero-lead{
  max-width:680px;font-size:16px;font-weight:300;line-height:2;
  color:rgba(255,255,255,.9);
}
.hero-meta{display:flex;gap:34px;margin-top:44px;flex-wrap:wrap;justify-content:center}
.hero-meta .hm-item{display:flex;flex-direction:column;gap:2px}
.hero-meta .hm-item b{font-family:var(--serif);font-size:15px;font-weight:600;color:#fff}
.hero-meta .hm-item i{font-style:normal;font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.72)}
.hero-stats{
  margin-top:64px;width:100%;display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(255,255,255,.28);
}
.hstat{padding:26px 20px 28px;border-left:1px solid rgba(255,255,255,.18)}
.hstat:first-child{border-left:none}
.hstat .num{
  font-family:var(--serif);font-weight:900;font-size:clamp(30px,3.4vw,46px);
  color:#fff;line-height:1.1;
}
.hstat .num small{font-size:.5em;font-weight:600;color:var(--gold-light)}
.hstat .lab{margin-top:6px;font-size:12.5px;letter-spacing:.12em;color:rgba(255,255,255,.8)}
@media(max-width:900px){
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .hstat:nth-child(3){border-left:none}
}
@media(max-width:640px){
  .hero-in{padding:52px 0 0}
  .hero-seal{width:72px;height:72px;margin-bottom:24px}
  .hero-seal span{font-size:38px}
  .hero-stats{margin-top:48px}
  .hstat{padding:20px 14px 22px}
}

/* ===== 通用 section ===== */
section{position:relative}
.sec{padding:104px 0}
.sec-head{max-width:760px;margin-bottom:58px}
.sec-kicker{display:flex;align-items:center;gap:12px;font-size:12.5px;letter-spacing:.3em;color:var(--red);font-weight:600}
.sec-kicker::before{content:"";width:36px;height:1px;background:var(--gold)}
.sec-title{font-family:var(--serif);font-weight:900;font-size:clamp(28px,3.6vw,44px);line-height:1.3;margin:18px 0 16px;letter-spacing:.02em}
.sec-desc{color:#5B5549;font-size:15.5px;line-height:2}
.sec-title .thin{font-weight:400;color:var(--gold)}

/* ===== 媒体矩阵 ===== */
.media{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.media-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.m-brand{
  position:relative;background:var(--ivory);border:1px solid var(--line);
  padding:34px 22px;text-align:center;overflow:hidden;
  transition:all .35s ease;
}
.m-brand::after{
  content:"";position:absolute;left:0;bottom:0;height:3px;width:100%;
  background:linear-gradient(90deg,var(--red),var(--gold));
  transform:scaleX(0);transform-origin:left;transition:transform .35s ease;
}
.m-brand:hover{border-color:var(--red);transform:translateY(-3px);box-shadow:0 12px 30px rgba(166,25,46,.08)}
.m-brand:hover::after{transform:scaleX(1)}
.m-brand .cn{font-family:var(--serif);font-weight:600;font-size:17px;letter-spacing:.1em;color:var(--ink)}
.m-brand .en{font-size:10px;letter-spacing:.24em;color:#A89F8F;margin-top:6px;text-transform:uppercase}
.m-brand.core{background:var(--red);border-color:var(--red)}
.m-brand.core .cn{color:#fff}
.m-brand.core .en{color:rgba(255,255,255,.65)}
.m-brand.core .core-tag{
  position:absolute;top:0;right:0;background:var(--gold);color:#fff;
  font-size:10px;letter-spacing:.16em;padding:3px 10px;
}
@media(max-width:900px){.media-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.media-grid{grid-template-columns:repeat(2,1fr)}}

/* ===== 服务能力 ===== */
.services{background:var(--ivory)}
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.svc{
  position:relative;background:var(--ivory);border:1px solid var(--line);
  padding:30px 26px 26px;transition:all .35s ease;overflow:hidden;
}
.svc::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:.35s}
.svc:hover{border-color:var(--red);transform:translateY(-4px);box-shadow:0 16px 36px rgba(166,25,46,.09)}
.svc:hover::before{transform:scaleX(1)}
.svc .no{font-family:var(--serif);font-size:13px;letter-spacing:.2em;color:var(--gold);font-weight:600}
.svc h3{font-family:var(--serif);font-weight:700;font-size:21px;margin:14px 0 8px;letter-spacing:.04em}
.svc .platform{font-size:12px;letter-spacing:.06em;color:var(--red);font-weight:600;margin-bottom:12px}
.svc p{font-size:13.5px;color:#5B5549;line-height:1.9}
.svc .metric{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;
}
.svc .metric b{font-family:var(--serif);font-size:20px;color:var(--red);font-weight:700}
.svc .metric span{font-size:12px;color:#7B7466}
@media(max-width:900px){.svc-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.svc-grid{grid-template-columns:1fr}}

/* ===== 为什么选择权威传播 ===== */
.why{background:var(--ivory)}
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.why-card{
  position:relative;background:var(--paper);border:1px solid var(--line);
  padding:38px 36px 30px;overflow:hidden;transition:all .35s ease;
}
.why-card:hover{border-color:var(--red);transform:translateY(-3px);box-shadow:0 16px 36px rgba(166,25,46,.08)}
.why-card .w-num{font-family:var(--serif);font-weight:900;font-size:58px;line-height:1;color:var(--paper-2);position:absolute;top:22px;right:28px}
.why-card .w-q{font-family:var(--serif);font-size:22px;font-weight:700;line-height:1.5;padding-right:64px}
.why-card .w-q em{font-style:normal;color:var(--red)}
.why-card p{margin-top:16px;font-size:14px;color:#5B5549;line-height:2}
.why-card .w-v{margin-top:22px;padding-top:16px;border-top:1px dashed var(--line);display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--red);font-weight:600;letter-spacing:.04em}
.why-card .w-v::before{content:"";width:28px;height:1px;background:var(--gold);flex:none}
@media(max-width:900px){.why-grid{grid-template-columns:1fr}}

/* ===== 案例视频库 ===== */
.cases{background:var(--paper)}
.case-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:44px;border-bottom:1px solid var(--line)}
.case-tab{
  padding:12px 24px;font-size:14px;letter-spacing:.1em;color:#6B6457;
  border-bottom:2px solid transparent;margin-bottom:-1px;transition:.25s;
  display:flex;align-items:center;gap:8px;
}
.case-tab .cnt{font-size:11px;background:var(--paper-2);color:#8A8171;border-radius:20px;padding:1px 9px}
.case-tab:hover{color:var(--red)}
.case-tab.active{color:var(--red);border-bottom-color:var(--red);font-weight:600}
.case-tab.active .cnt{background:var(--red);color:#fff}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case-card{
  background:var(--ivory);border:1px solid var(--line);
  cursor:pointer;overflow:hidden;transition:all .35s ease;
}
.case-card:hover{transform:translateY(-5px);box-shadow:0 20px 46px rgba(24,21,18,.12);border-color:var(--red)}
.case-media{position:relative;aspect-ratio:16/9;background:var(--ink);overflow:hidden}
.case-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.case-card:hover .case-media img{transform:scale(1.05)}
.case-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top, rgba(24,21,18,.55), rgba(24,21,18,0) 55%);
}
.play-ico{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;
  width:58px;height:58px;border-radius:50%;
  border:1.5px solid rgba(255,255,255,.9);
  display:flex;align-items:center;justify-content:center;
  background:rgba(166,25,46,.75);backdrop-filter:blur(2px);
  transition:all .3s ease;
}
.play-ico svg{width:20px;height:20px;fill:#fff;margin-left:3px}
.case-card:hover .play-ico{background:var(--red);transform:translate(-50%,-50%) scale(1.08)}
.case-tag{
  position:absolute;left:14px;top:14px;z-index:2;
  background:rgba(24,21,18,.72);color:#fff;font-size:11px;letter-spacing:.14em;
  padding:4px 12px;border-left:2px solid var(--gold);
}
.case-views{
  position:absolute;right:14px;bottom:12px;z-index:2;
  color:#fff;font-size:12px;letter-spacing:.06em;
  background:rgba(24,21,18,.55);padding:3px 10px;
}
.case-body{padding:18px 20px 20px}
.case-body .c-platform{font-size:11.5px;color:var(--red);font-weight:600;letter-spacing:.08em}
.case-body h4{font-family:var(--serif);font-size:17px;font-weight:600;margin:6px 0 8px;line-height:1.5}
.case-body p{font-size:12.8px;color:#6B6457;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.case-foot{display:flex;align-items:center;justify-content:space-between;margin-top:14px;padding-top:12px;border-top:1px dashed var(--line)}
.case-foot .c-client{font-size:12.5px;color:var(--ink);font-weight:600;letter-spacing:.04em}
.case-foot .c-more{font-size:12px;color:var(--gold);letter-spacing:.1em}
@media(max-width:900px){.case-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.case-grid{grid-template-columns:1fr}}

/* 视频灯箱 */
.modal{
  position:fixed;inset:0;z-index:200;display:none;
  align-items:center;justify-content:center;
  background:rgba(12,10,9,.92);backdrop-filter:blur(6px);
  padding:24px;
}
.modal.open{display:flex}
.modal-box{
  width:min(960px,100%);max-height:92vh;overflow:auto;
  background:var(--ink);border:1px solid rgba(255,255,255,.12);
  position:relative;
}
.modal-close{
  position:absolute;top:14px;right:16px;z-index:3;color:#fff;
  font-size:30px;line-height:1;width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(0,0,0,.35);border-radius:50%;transition:.25s;
}
.modal-close:hover{background:var(--red)}
.modal-video-wrap{position:relative;background:#000}
.modal video{width:100%;display:block;background:#000;max-height:62vh;object-fit:contain}
.modal-meta{padding:26px 30px 30px;color:#fff}
.modal-meta .mm-tag{display:inline-block;font-size:11.5px;letter-spacing:.18em;color:var(--gold-light);border:1px solid rgba(217,190,140,.5);padding:4px 14px;margin-bottom:14px}
.modal-meta h3{font-family:var(--serif);font-size:24px;font-weight:700;line-height:1.5}
.modal-meta .mm-platform{margin-top:10px;font-size:13px;color:rgba(255,255,255,.75);letter-spacing:.06em}
.modal-meta .mm-desc{margin-top:14px;font-size:14px;color:rgba(255,255,255,.82);line-height:2;border-top:1px solid rgba(255,255,255,.14);padding-top:16px}
.modal-meta .mm-actions{display:flex;gap:14px;margin-top:22px;flex-wrap:wrap}
.btn-outline{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--gold-light);color:var(--gold-light);
  padding:10px 24px;font-size:13.5px;letter-spacing:.12em;transition:.3s;
}
.btn-outline:hover{background:var(--gold-light);color:var(--ink)}
.btn-solid{display:inline-flex;align-items:center;gap:8px;background:var(--red);color:#fff;padding:11px 26px;font-size:13.5px;letter-spacing:.12em;transition:.3s}
.btn-solid:hover{background:var(--red-deep)}
.mm-note{margin-top:16px;font-size:11.5px;color:rgba(255,255,255,.45);letter-spacing:.04em}
.vid-loading{
  position:absolute;inset:0;display:none;align-items:center;justify-content:center;
  color:rgba(255,255,255,.7);font-size:12px;letter-spacing:.2em;gap:10px;
}
.vid-loading.on{display:flex}

/* ===== 权威数据 ===== */
.authority{background:var(--ink);color:#fff}
.authority .sec-kicker{color:var(--gold-light)}
.authority .sec-title{color:#fff}
.authority .sec-desc{color:rgba(255,255,255,.66)}
.auth-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.14)}
.auth-item{background:var(--ink);padding:40px 30px;text-align:center;position:relative}
.auth-item .a-num{font-family:var(--serif);font-weight:900;font-size:clamp(34px,4vw,54px);color:var(--gold-light);line-height:1.1}
.auth-item .a-num small{font-size:.5em;color:#fff}
.auth-item .a-lab{margin-top:10px;font-size:13px;letter-spacing:.14em;color:rgba(255,255,255,.75)}
.auth-item .a-sub{margin-top:6px;font-size:11.5px;color:rgba(255,255,255,.45);letter-spacing:.06em}
@media(max-width:900px){.auth-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.auth-grid{grid-template-columns:1fr 1fr}}

/* 服务栏目线（inside authority） */
.column-strip{margin-top:56px;border-top:1px solid rgba(255,255,255,.14)}
.col-head{display:flex;align-items:center;gap:16px;padding:34px 0 22px;font-family:var(--serif);font-size:20px;color:#fff}
.col-head .seal{
  width:42px;height:42px;border:1px solid var(--gold);display:flex;align-items:center;justify-content:center;flex:none;
  font-family:var(--serif);font-weight:900;color:var(--gold-light);font-size:22px;transform:rotate(3deg);
}
.col-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.col-cell{border:1px solid rgba(255,255,255,.16);padding:22px 20px;transition:.3s}
.col-cell:hover{border-color:var(--gold);transform:translateY(-3px)}
.col-cell h5{font-family:var(--serif);font-size:16px;font-weight:600;color:#fff;letter-spacing:.04em}
.col-cell p{font-size:12px;color:rgba(255,255,255,.6);margin-top:8px;line-height:1.8}
@media(max-width:900px){.col-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.col-grid{grid-template-columns:1fr}}

/* ===== 专家资源 ===== */
.experts{background:var(--paper)}
.ex-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.ex-item{display:flex;gap:18px;background:var(--ivory);border:1px solid var(--line);padding:26px 24px;transition:.3s}
.ex-item:hover{border-color:var(--red);transform:translateY(-3px)}
.ex-avatar{
  flex:none;width:64px;height:64px;border-radius:50%;
  background:linear-gradient(135deg,var(--red),var(--red-deep));
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-weight:700;color:#fff;font-size:24px;
}
.ex-item h4{font-family:var(--serif);font-size:17px;font-weight:700}
.ex-item .t{font-size:12px;color:var(--red);letter-spacing:.06em;margin-top:3px}
.ex-item p{font-size:12.8px;color:#6B6457;margin-top:9px;line-height:1.85}
@media(max-width:900px){.ex-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.ex-grid{grid-template-columns:1fr}}

/* ===== 服务流程 ===== */
.process{background:var(--ivory)}
.proc{display:grid;grid-template-columns:repeat(6,1fr);gap:0;counter-reset:proc}
.p-step{position:relative;padding:0 22px;text-align:center;counter-increment:proc}
.p-step::before{
  content:counter(proc,decimal-leading-zero);
  font-family:var(--serif);font-weight:900;font-size:34px;color:var(--paper-2);line-height:1;
}
.p-step::after{
  content:"";position:absolute;top:16px;right:-1px;width:1px;height:60px;
  background:linear-gradient(var(--gold) 0%, rgba(185,143,75,.2) 100%);
}
.p-step:last-child::after{display:none}
.p-step h4{font-family:var(--serif);font-size:16px;font-weight:700;margin:12px 0 8px;letter-spacing:.04em}
.p-step p{font-size:12px;color:#7B7466;line-height:1.8}
@media(max-width:900px){.proc{grid-template-columns:repeat(3,1fr);row-gap:34px}}
@media(max-width:640px){.proc{grid-template-columns:1fr 1fr;gap:30px 10px}}

/* ===== CTA ===== */
.cta{background:linear-gradient(135deg,var(--red-deep),var(--red));color:#fff;text-align:center}
.cta .seal{
  width:70px;height:70px;margin:0 auto 26px;border:1.5px solid rgba(255,255,255,.6);
  display:flex;align-items:center;justify-content:center;transform:rotate(3deg);
  font-family:var(--serif);font-weight:900;font-size:38px;
}
.cta h2{font-family:var(--serif);font-weight:900;font-size:clamp(28px,3.6vw,46px);line-height:1.35}
.cta p{max-width:560px;margin:22px auto 38px;color:rgba(255,255,255,.88);font-weight:300;line-height:2}
.cta .btn-solid{background:var(--ink);border:1px solid var(--ink)}
.cta .btn-solid:hover{background:var(--ink-2)}
.cta-note{margin-top:22px;font-size:12px;color:rgba(255,255,255,.6);letter-spacing:.06em}
.cta-contact{display:flex;justify-content:center;gap:16px;margin:34px auto 0;flex-wrap:wrap;max-width:680px}
.cta-contact .cc{flex:1;min-width:240px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.35);padding:22px 24px;text-align:left}
.cta-contact .cc span{display:block;font-size:11.5px;letter-spacing:.22em;color:var(--gold-light);margin-bottom:6px}
.cta-contact .cc b{font-family:var(--serif);font-size:22px;font-weight:700;color:#fff;letter-spacing:.06em}
.cta-contact .cc b a{color:#fff}
.cta-contact .cc b a:hover{color:var(--gold-light)}

/* ===== Footer ===== */
footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 36px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px}
.foot-brand .fb{display:flex;align-items:center;gap:12px}
.foot-brand .fb span{font-family:var(--serif);font-size:22px;font-weight:700;color:#fff;letter-spacing:.14em}
.foot-brand p{margin-top:18px;font-size:13px;line-height:2;color:rgba(255,255,255,.55);max-width:320px}
.foot-col h5{color:#fff;font-size:14px;letter-spacing:.16em;margin-bottom:18px;font-weight:600}
.foot-col a,.foot-col span{display:block;font-size:13px;padding:5px 0;color:rgba(255,255,255,.62);transition:.25s}
.foot-col a:hover{color:var(--gold-light)}
.foot-bottom{margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12px;color:rgba(255,255,255,.42);letter-spacing:.06em}
@media(max-width:900px){.foot-grid{grid-template-columns:1fr 1fr;gap:36px}}
@media(max-width:640px){.foot-grid{grid-template-columns:1fr}}

.nav-links a.on{color:var(--red);font-weight:600}
.nav-links a.on::after{width:100%}

/* ===== 合作品牌 Logo 滚动墙 ===== */
.brands{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.wall{margin-bottom:16px}
.wall-title{display:flex;align-items:center;gap:14px;font-size:13px;letter-spacing:.26em;color:var(--muted);margin-bottom:20px}
.wall-title::after{content:"";flex:1;height:1px;background:var(--line)}
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.marquee-track{display:flex;align-items:center;width:max-content;animation:marquee 42s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-item{flex:none;height:64px;margin:0 10px;padding:0 30px;background:#fff;border:1px solid var(--line);border-radius:3px;display:flex;align-items:center;justify-content:center;filter:grayscale(1);opacity:.78;transition:all .3s ease}
.marquee-item:hover{filter:grayscale(0);opacity:1;border-color:var(--red)}
.marquee-item img{max-height:38px;max-width:180px;width:auto;object-fit:contain}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media(max-width:640px){
  .marquee-item{height:52px;margin:0 7px;padding:0 18px}
  .marquee-item img{max-height:30px;max-width:132px}
}

/* ===== 资讯中心（首页） ===== */
.news-sec{background:var(--ivory)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);padding:26px 26px 22px;transition:all .35s ease;position:relative;overflow:hidden}
.news-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:.35s}
.news-card:hover{border-color:var(--red);transform:translateY(-4px);box-shadow:0 16px 36px rgba(166,25,46,.09)}
.news-card:hover::before{transform:scaleX(1)}
.news-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.n-cat{font-size:11px;letter-spacing:.16em;color:var(--red);border:1px solid var(--line-red);padding:3px 12px;font-weight:600;white-space:nowrap}
.n-date{font-size:12px;color:var(--muted);letter-spacing:.06em}
.news-card h3{font-family:var(--serif);font-size:18px;font-weight:700;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{margin-top:12px;font-size:13px;color:#6B6457;line-height:1.9;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.n-more{margin-top:20px;font-size:12.5px;color:var(--gold);letter-spacing:.1em}
.news-more{text-align:center;margin-top:40px}
@media(max-width:900px){.news-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.news-grid{grid-template-columns:1fr}}

/* ===== 内页页头 ===== */
.page-hero{background:linear-gradient(135deg,var(--red-deep),var(--red));color:#fff;padding:86px 0 74px;text-align:center}
.page-hero .eyebrow{justify-content:center}
.page-hero h1{font-family:var(--serif);font-weight:900;font-size:clamp(30px,4.4vw,52px);margin-top:20px;letter-spacing:.04em}
.page-hero p{margin-top:16px;font-size:15px;color:rgba(255,255,255,.8);letter-spacing:.1em}

/* ===== 资讯列表页 ===== */
.news-page{background:var(--ivory);min-height:50vh}
.news-cats{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:40px}
.news-cats a{padding:9px 22px;font-size:13.5px;letter-spacing:.08em;color:#6B6457;border:1px solid var(--line);background:#fff;transition:.25s}
.news-cats a:hover{border-color:var(--red);color:var(--red)}
.news-cats a.on{background:var(--red);color:#fff;border-color:var(--red)}
.news-list{display:flex;flex-direction:column;gap:16px}
.news-row{display:flex;gap:26px;background:#fff;border:1px solid var(--line);padding:26px 28px;transition:all .3s ease}
.news-row:hover{border-color:var(--red);transform:translateY(-3px);box-shadow:0 14px 32px rgba(166,25,46,.08)}
.nr-date{flex:none;width:74px;text-align:center;border-right:1px solid var(--line);display:flex;flex-direction:column;justify-content:center}
.nr-date b{font-family:var(--serif);font-weight:900;font-size:34px;color:var(--red);line-height:1}
.nr-date span{font-size:11.5px;color:var(--muted);margin-top:6px;letter-spacing:.06em}
.nr-body{flex:1;min-width:0}
.nr-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.nr-view{font-size:12px;color:var(--gold);letter-spacing:.1em}
.news-row h3{font-family:var(--serif);font-size:20px;font-weight:700;line-height:1.5;transition:.25s}
.news-row:hover h3{color:var(--red)}
.news-row p{margin-top:10px;font-size:13.5px;color:#6B6457;line-height:1.9;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media(max-width:640px){
  .news-row{flex-direction:column;gap:12px}
  .nr-date{flex-direction:row;align-items:center;gap:10px;border-right:none;border-bottom:1px solid var(--line);padding-bottom:12px;width:100%}
  .nr-date b{font-size:22px}
  .nr-date span{margin-top:0}
}

/* ===== 资讯详情页 ===== */
.article{background:var(--ivory);min-height:60vh}
.article .wrap{max-width:860px}
.art-meta{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.art-date{font-size:13px;color:var(--muted);letter-spacing:.08em}
.art-title{font-family:var(--serif);font-weight:900;font-size:clamp(26px,3.8vw,42px);line-height:1.4;letter-spacing:.02em}
.art-line{width:64px;height:3px;background:linear-gradient(90deg,var(--red),var(--gold));margin:24px 0 26px}
.art-summary{font-size:15px;color:#5B5549;line-height:2;border-left:3px solid var(--gold);padding:6px 0 6px 18px;background:var(--paper);margin-bottom:30px}
.art-content{font-size:15.5px;color:var(--ink);line-height:2.1}
.art-content p{margin-bottom:20px;text-align:justify}
.art-back{display:flex;gap:14px;margin-top:44px;padding-top:28px;border-top:1px solid var(--line);flex-wrap:wrap}
.article-404{background:var(--ivory);text-align:center;padding:120px 0;min-height:50vh}
.article-404 h1{font-family:var(--serif);font-size:34px;font-weight:900}
.article-404 p{margin:16px 0 30px;color:var(--muted)}

/* ===== 页脚外链 ===== */
.foot-links{display:flex;flex-wrap:wrap;align-items:center;gap:6px 0;margin-top:34px}
.foot-links .fl-t{font-size:12px;letter-spacing:.2em;color:var(--gold-light);margin-right:16px;flex:none}
.foot-links a{font-size:12.5px;color:rgba(255,255,255,.5);padding:2px 14px;border-right:1px solid rgba(255,255,255,.14);transition:.25s}
.foot-links a:last-child{border-right:none}
.foot-links a:hover{color:var(--gold-light)}
.foot-links + .foot-bottom{margin-top:26px}

/* ===== 滚动显现 ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *{animation:none!important}
}