/* =========================================================
   德勤（成都）人力资源有限公司 · 官网样式
   ========================================================= */

:root{
  --navy-900:#06192E;
  --navy-800:#0A2540;
  --navy-700:#123A5E;
  --navy-600:#1B4C79;
  --navy-500:#2C6BA5;
  --gold-600:#A9873A;
  --gold-500:#C8A44A;
  --gold-400:#D9B96A;
  --gold-100:#F3E7CB;
  --ink:#0F1D2B;
  --body:#4C5E70;
  --muted:#7C8C9C;
  --line:#E4EAF0;
  --line-2:#EDF1F6;
  --bg:#FFFFFF;
  --bg-soft:#F6F9FC;
  --radius:14px;
  --radius-lg:20px;
  --shadow-sm:0 1px 2px rgba(11,37,64,.05), 0 4px 14px rgba(11,37,64,.05);
  --shadow-md:0 10px 30px rgba(11,37,64,.08), 0 2px 8px rgba(11,37,64,.05);
  --shadow-lg:0 24px 60px rgba(11,37,64,.14);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --maxw:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
main section[id]{scroll-margin-top:78px}
body{
  margin:0;font-family:var(--font);color:var(--body);background:var(--bg);
  font-size:16px;line-height:1.75;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{color:var(--ink);margin:0;line-height:1.3;font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul,ol,dl,dd,dt{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--navy-800);color:#fff;padding:10px 18px;z-index:999}
.skip-link:focus{left:12px;top:12px;border-radius:8px}
:focus-visible{outline:3px solid var(--gold-500);outline-offset:3px;border-radius:4px}

/* ---------------- 按钮 ---------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-weight:600;font-size:15px;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-500),var(--gold-600));color:#fff;box-shadow:0 8px 22px rgba(200,164,74,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(200,164,74,.42)}
.btn-ghost{background:transparent;color:#EAF1F8;border:1px solid rgba(255,255,255,.34)}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.6);transform:translateY(-2px)}
.btn-block{width:100%}

/* ---------------- 顶部导航 ---------------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  transition:background-color .3s ease,box-shadow .3s ease,backdrop-filter .3s ease,padding .3s ease;
  padding:14px 0;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(14px);
  box-shadow:0 1px 0 var(--line),0 8px 26px rgba(11,37,64,.06);padding:8px 0;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}

.brand{display:flex;align-items:center;gap:12px}
.brand-mark{
  display:flex;align-items:center;justify-content:center;
  width:54px;height:44px;flex:0 0 auto;
  background:#fff;border-radius:11px;padding:4px 6px;
  box-shadow:0 2px 10px rgba(11,37,64,.14);
}
.brand-mark img{width:100%;height:100%;object-fit:contain;display:block}
.brand-text strong{display:block;font-size:17px;color:#fff;letter-spacing:.06em;transition:color .3s ease}
.brand-text em{display:block;font-style:normal;font-size:10.5px;letter-spacing:.22em;color:rgba(255,255,255,.62);transition:color .3s ease}
.site-header.is-scrolled .brand-text strong{color:var(--navy-800)}
.site-header.is-scrolled .brand-text em{color:var(--muted)}

.nav{display:flex;align-items:center;gap:6px}
.nav > a{
  position:relative;padding:9px 14px;border-radius:999px;font-size:15px;font-weight:500;
  color:rgba(255,255,255,.82);transition:color .2s ease,background-color .2s ease;
}
.nav > a::after{
  content:"";position:absolute;left:50%;bottom:4px;width:0;height:2px;border-radius:2px;
  background:var(--gold-500);transform:translateX(-50%);transition:width .25s ease;
}
.nav > a:hover{color:#fff}
.nav > a:hover::after,.nav > a.is-active::after{width:18px}
.nav > a.is-active{color:#fff}
.site-header.is-scrolled .nav > a{color:var(--body)}
.site-header.is-scrolled .nav > a:hover{color:var(--navy-800);background:var(--bg-soft)}
.site-header.is-scrolled .nav > a.is-active{color:var(--navy-800);font-weight:600}

.nav-cta{
  margin-left:10px;background:linear-gradient(135deg,var(--gold-500),var(--gold-600))!important;
  color:#fff!important;padding:10px 22px!important;font-weight:600!important;
  box-shadow:0 6px 18px rgba(200,164,74,.3);
}
.nav-cta::after{display:none}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(200,164,74,.42)}

.nav-toggle{display:none;width:44px;height:44px;border-radius:10px;position:relative}
.nav-toggle span{
  display:block;width:22px;height:2px;margin:5px auto;border-radius:2px;
  background:#fff;transition:transform .28s ease,opacity .2s ease,background-color .3s ease;
}
.site-header.is-scrolled .nav-toggle span{background:var(--navy-800)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------------- 首屏 ---------------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  padding:170px 0 90px;
  background:
    radial-gradient(1200px 600px at 78% -10%,rgba(44,107,165,.55),transparent 60%),
    radial-gradient(900px 500px at 8% 110%,rgba(200,164,74,.16),transparent 62%),
    linear-gradient(165deg,#0D2F51 0%,#0A2540 45%,#06192E 100%);
}
.hero-bg{position:absolute;inset:0;pointer-events:none}
.hero-grid{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:62px 62px;
  mask-image:radial-gradient(circle at 50% 32%,#000 12%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 32%,#000 12%,transparent 78%);
}
.hero-skyline{position:absolute;left:0;right:0;bottom:0;width:100%;height:300px}
.hero-glow{
  position:absolute;top:-160px;right:-120px;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,164,74,.20),transparent 66%);
}
.hero-inner{position:relative;z-index:2}

.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 18px;border-radius:999px;font-size:13.5px;letter-spacing:.06em;
  color:#E6D7AF;background:rgba(200,164,74,.12);border:1px solid rgba(200,164,74,.34);
  margin-bottom:26px;
}
.hero-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--gold-400);box-shadow:0 0 0 4px rgba(217,185,106,.18)}
.hero-title{
  font-size:clamp(36px,5.4vw,64px);line-height:1.15;color:#fff;font-weight:800;
  letter-spacing:-.02em;margin-bottom:24px;
}
.hero-sub{max-width:760px;font-size:clamp(15px,1.35vw,17.5px);line-height:1.95;color:rgba(226,236,246,.86)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:38px 0 0}

.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  margin-top:64px;padding-top:34px;border-top:1px solid rgba(255,255,255,.14);
}
.stat{padding-right:26px}
.stat + .stat{padding-left:26px;border-left:1px solid rgba(255,255,255,.14)}
.stat dt{font-size:13px;color:rgba(200,216,232,.68);letter-spacing:.08em;margin-bottom:8px}
.stat dd{font-size:clamp(24px,2.6vw,34px);font-weight:700;color:#fff;letter-spacing:-.01em;line-height:1.2}
.stat dd .num{font-variant-numeric:tabular-nums}
.stat dd i{font-style:normal;color:var(--gold-400);font-size:.66em;margin-right:2px}

/* ---------------- 通用区块 ---------------- */
.section{padding:104px 0;position:relative}
.section-soft{background:var(--bg-soft);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.section-dark{
  background:linear-gradient(170deg,#0A2540,#06192E);color:rgba(214,227,240,.85);
}
.section-dark h2,.section-dark h3,.section-dark h4{color:#fff}

.section-head{max-width:760px;margin-bottom:58px}
.section-head .lead{margin-top:18px;font-size:17px;line-height:1.9}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.22em;
  color:var(--gold-600);text-transform:uppercase;margin-bottom:14px;
}
.section-dark .eyebrow{color:var(--gold-400)}
.section-dark .lead{color:rgba(200,216,232,.78)}
.section-head h2{font-size:clamp(26px,3.1vw,40px);letter-spacing:-.02em}

/* ---------------- 网格与卡片 ---------------- */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:36px 30px 30px;box-shadow:var(--shadow-sm);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
  overflow:hidden;
}
.card::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--gold-500),var(--gold-400));
  transition:width .38s cubic-bezier(.2,.7,.3,1);
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:#D6E0EA}
.card:hover::before{width:100%}
.card h3{font-size:20px;margin-bottom:12px}
.card p{font-size:15px;line-height:1.85}
.card-ico{
  width:54px;height:54px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,#EDF3F9,#DCE8F3);color:var(--navy-700);
  margin-bottom:22px;transition:background .3s ease,color .3s ease,transform .3s ease;
}
.card-ico svg{width:26px;height:26px}
.card:hover .card-ico{background:linear-gradient(140deg,var(--navy-700),var(--navy-800));color:var(--gold-400);transform:scale(1.04)}
.card-list{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line)}
.card-list li{position:relative;padding-left:18px;font-size:14px;color:var(--muted);line-height:2}
.card-list li::before{
  content:"";position:absolute;left:0;top:.85em;width:5px;height:5px;border-radius:50%;
  background:var(--gold-500);
}
.tag{
  position:absolute;top:26px;right:26px;font-size:12px;font-weight:600;letter-spacing:.04em;
  color:var(--gold-600);background:var(--gold-100);padding:4px 12px;border-radius:999px;
}

/* ---------------- 行业领域 ---------------- */
.industry-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:2px;background:rgba(255,255,255,.09);border-radius:var(--radius-lg);overflow:hidden}
.industry{
  background:rgba(255,255,255,.03);padding:30px 22px 28px;position:relative;
  transition:background .3s ease,transform .3s ease;
}
.industry:hover{background:rgba(200,164,74,.10)}
.industry .idx{
  display:block;font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--gold-500);
  opacity:.85;margin-bottom:12px;
}
.industry h3{font-size:17px;margin-bottom:8px}
.industry p{font-size:13.5px;line-height:1.75;color:rgba(188,206,224,.72)}

/* ---------------- 服务流程 ---------------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:s}
.steps li{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:34px 28px 30px;box-shadow:var(--shadow-sm);
  transition:transform .3s ease,box-shadow .3s ease;
}
.steps li:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;margin-bottom:18px;
  background:linear-gradient(140deg,var(--navy-700),var(--navy-800));color:var(--gold-400);
  font-size:15px;font-weight:700;letter-spacing:.03em;
}
.steps h3{font-size:18px;margin-bottom:10px}
.steps p{font-size:14.5px;line-height:1.85;color:var(--body)}

/* ---------------- 优势 ---------------- */
.feature{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px 26px;box-shadow:var(--shadow-sm);
  transition:transform .3s ease,box-shadow .3s ease;
}
.feature:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.feature-ico{
  width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--gold-100);color:var(--gold-600);margin-bottom:18px;
}
.feature-ico svg{width:24px;height:24px}
.feature h3{font-size:17.5px;margin-bottom:10px}
.feature p{font-size:14.5px;line-height:1.85}

/* ---------------- 关于我们 ---------------- */
.about-wrap{display:grid;grid-template-columns:1.35fr 1fr;gap:56px;align-items:start}
.about-main h2{font-size:clamp(25px,2.9vw,36px);margin-bottom:24px}
.about-main p{font-size:16px;line-height:2;margin-bottom:18px}
.about-points{margin-top:30px;display:grid;gap:12px}
.about-points li{
  position:relative;padding:14px 18px 14px 46px;background:var(--bg-soft);
  border-radius:12px;font-size:15px;line-height:1.7;color:var(--body);
  border-left:3px solid var(--gold-500);
}
.about-points li::before{
  content:"";position:absolute;left:18px;top:50%;width:16px;height:16px;transform:translateY(-50%);
  background:var(--gold-500);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9.6 16.6 5 12l1.5-1.5 3.1 3.1L17.5 5.7 19 7.2z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9.6 16.6 5 12l1.5-1.5 3.1 3.1L17.5 5.7 19 7.2z'/%3E%3C/svg%3E") center/contain no-repeat;
}
.about-points strong{color:var(--navy-800);margin-right:6px}

.about-card{
  background:linear-gradient(165deg,#0D2F51,#0A2540);border-radius:var(--radius-lg);
  padding:36px 32px;box-shadow:var(--shadow-lg);color:rgba(210,224,238,.82);
  position:sticky;top:104px;
}
.about-card h3{font-size:18px;margin-bottom:8px;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.14)}
.about-card dl{display:grid;gap:14px;margin-top:20px}
.about-card dl > div{border-bottom:1px dashed rgba(255,255,255,.11);padding-bottom:12px}
.about-card dt{font-size:12.5px;letter-spacing:.08em;color:rgba(180,200,220,.62);margin-bottom:4px}
.about-card dd{font-size:14.5px;color:#fff;line-height:1.65;word-break:break-word}
.pill{
  display:inline-block;font-size:12.5px;font-weight:600;color:#9CE0A8;
  background:rgba(60,190,110,.14);border:1px solid rgba(90,210,135,.32);
  padding:3px 12px;border-radius:999px;
}
.about-card-note{margin-top:18px;font-size:12.5px;line-height:1.7;color:rgba(170,192,214,.58)}

/* ---------------- 企业动态 ---------------- */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-card{
  position:relative;display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px 28px 26px;box-shadow:var(--shadow-sm);cursor:pointer;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
  overflow:hidden;
}
.news-card::after{
  content:"";position:absolute;left:0;bottom:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--gold-500),var(--gold-400));
  transition:width .38s cubic-bezier(.2,.7,.3,1);
}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#D6E0EA}
.news-card:hover::after{width:100%}
.news-card:focus-visible{outline:3px solid var(--gold-500);outline-offset:3px}

.news-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:20px}
.news-date{
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;
  min-width:62px;padding:9px 12px;border-radius:11px;
  background:linear-gradient(150deg,var(--navy-700),var(--navy-800));
  box-shadow:0 6px 16px rgba(11,37,64,.16);
}
.news-date b{font-size:16.5px;font-weight:700;color:#fff;line-height:1.15;letter-spacing:.01em;font-variant-numeric:tabular-nums}
.news-date em{font-style:normal;font-size:11px;letter-spacing:.12em;color:var(--gold-400);margin-top:3px}
.news-tag{
  font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--gold-600);
  background:var(--gold-100);padding:5px 13px;border-radius:999px;white-space:nowrap;
}
.news-card h3{font-size:18.5px;line-height:1.5;margin-bottom:12px;transition:color .25s ease}
.news-card:hover h3{color:var(--navy-700)}
.news-excerpt{
  font-size:14.5px;line-height:1.85;color:var(--body);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:auto;padding-top:20px;
  font-size:13.5px;font-weight:600;color:var(--navy-700);letter-spacing:.02em;
}
.news-more::after{content:"→";transition:transform .25s ease}
.news-card:hover .news-more{color:var(--gold-600)}
.news-card:hover .news-more::after{transform:translateX(4px)}
.news-full{display:none}

/* ---------------- 动态详情弹层 ---------------- */
.modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:24px}
.modal[hidden]{display:none}
.modal-mask{position:absolute;inset:0;background:rgba(6,25,46,.62);backdrop-filter:blur(3px);animation:modalFade .25s ease}
.modal-panel{
  position:relative;z-index:1;width:100%;max-width:720px;max-height:86vh;overflow-y:auto;
  background:#fff;border-radius:var(--radius-lg);padding:44px 44px 40px;
  box-shadow:0 30px 80px rgba(6,25,46,.34);
  animation:modalRise .3s cubic-bezier(.2,.7,.3,1);
}
@keyframes modalFade{from{opacity:0}to{opacity:1}}
@keyframes modalRise{from{opacity:0;transform:translateY(22px) scale(.985)}to{opacity:1;transform:none}}
.modal-close{
  position:absolute;top:18px;right:18px;width:38px;height:38px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg-soft);color:var(--muted);transition:background .2s ease,color .2s ease,transform .2s ease;
}
.modal-close svg{width:19px;height:19px}
.modal-close:hover{background:var(--navy-800);color:#fff;transform:rotate(90deg)}
.modal-meta{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.modal-meta time{font-size:13px;color:var(--muted);letter-spacing:.04em}
.modal-panel h3{font-size:clamp(21px,2.4vw,27px);line-height:1.42;margin-bottom:22px;padding-bottom:22px;border-bottom:1px solid var(--line-2)}
.modal-body p{font-size:15.5px;line-height:2;color:var(--body);margin-bottom:18px}
.modal-body p:last-child{margin-bottom:0}
body.modal-open{overflow:hidden}

/* ---------------- 联系我们 ---------------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:center}
.contact-list{display:grid;gap:22px}
.contact-list li{display:flex;gap:18px;align-items:flex-start}
.ci-ico{
  flex:0 0 auto;width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(200,164,74,.13);border:1px solid rgba(200,164,74,.3);color:var(--gold-400);
}
.ci-ico svg{width:22px;height:22px}
.contact-list h4{font-size:15px;margin-bottom:6px;letter-spacing:.04em}
.contact-list p{font-size:15px;line-height:1.75;color:rgba(206,220,234,.85)}
.contact-list a{border-bottom:1px solid rgba(255,255,255,.24);transition:color .2s ease,border-color .2s ease}
.contact-list a:hover{color:var(--gold-400);border-color:var(--gold-400)}

.contact-form{
  background:#fff;border-radius:var(--radius-lg);padding:38px 34px 34px;
  box-shadow:var(--shadow-lg);color:var(--body);
}
.contact-form h3{font-size:20px;margin-bottom:8px}
.form-hint{font-size:13.5px;color:var(--muted);margin-bottom:24px}
.form-hint em{color:#C0392B;font-style:normal}
.field{margin-bottom:18px;display:flex;flex-direction:column}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field label{font-size:13.5px;font-weight:600;color:var(--navy-800);margin-bottom:8px}
.field label em{color:#C0392B;font-style:normal}
.field input,.field textarea{
  font:inherit;font-size:14.5px;color:var(--ink);background:var(--bg-soft);
  border:1px solid var(--line);border-radius:10px;padding:12px 14px;width:100%;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
  resize:vertical;
}
.field input::placeholder,.field textarea::placeholder{color:#A9B6C4}
.field input:focus,.field textarea:focus{
  outline:none;background:#fff;border-color:var(--navy-500);
  box-shadow:0 0 0 4px rgba(44,107,165,.12);
}
.field.has-error input,.field.has-error textarea{border-color:#D9534F;background:#FEF6F6}
.contact-form .btn{margin-top:8px}
.form-status{margin-top:14px;font-size:14px;min-height:22px}
.form-status.is-ok{color:#1E8E4E}
.form-status.is-err{color:#C0392B}

/* ---------------- 页脚 ---------------- */
.site-footer{background:var(--navy-900);color:rgba(176,196,216,.72);padding:64px 0 30px}
.footer-top{display:grid;grid-template-columns:1.2fr 1.4fr;gap:48px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;gap:16px;align-items:flex-start}
.footer-brand .brand-mark{width:60px;height:50px;flex:0 0 auto;border-radius:12px}
.footer-brand strong{display:block;color:#fff;font-size:16px;margin-bottom:8px;letter-spacing:.02em}
.footer-brand p{font-size:14px;line-height:1.75}
.footer-nav{display:grid;grid-template-columns:1fr 1.3fr;gap:32px}
.footer-nav h4{font-size:13.5px;letter-spacing:.1em;color:#fff;margin-bottom:16px}
.footer-nav a,.footer-nav p{display:block;font-size:14px;line-height:2.1;color:rgba(176,196,216,.76);transition:color .2s ease}
.footer-nav a:hover{color:var(--gold-400)}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  padding-top:24px;font-size:13px;color:rgba(150,172,196,.6);
}
.footer-meta .sep{margin:0 10px;opacity:.5}
.footer-meta a{color:inherit;text-decoration:none;transition:color .2s ease}
.footer-meta a:hover{color:var(--gold-400);text-decoration:underline}

/* ---------------- 回到顶部 ---------------- */
.to-top{
  position:fixed;right:26px;bottom:26px;z-index:90;
  width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--navy-800);color:#fff;box-shadow:var(--shadow-md);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .3s ease,transform .3s ease,visibility .3s ease,background-color .2s ease;
}
.to-top svg{width:22px;height:22px}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--gold-600)}

/* ---------------- 入场动效 ---------------- */
.no-anim .reveal,.no-anim .num{opacity:1!important;transform:none!important;transition:none!important}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .btn,.card,.industry,.feature,.steps li,.to-top{transition:none}
}

/* ---------------- 响应式 ---------------- */
@media (max-width:1080px){
  .container{padding:0 24px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .industry-grid{grid-template-columns:repeat(4,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .about-wrap{grid-template-columns:1fr;gap:40px}
  .about-card{position:static}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .footer-top{grid-template-columns:1fr;gap:36px}
}

@media (max-width:860px){
  .nav-toggle{display:block}
  .nav{
    position:fixed;top:0;right:0;bottom:0;width:min(80vw,320px);
    flex-direction:column;align-items:stretch;gap:4px;
    background:#0A2540;padding:96px 22px 32px;
    box-shadow:-20px 0 60px rgba(0,0,0,.4);
    transform:translateX(102%);transition:transform .34s cubic-bezier(.2,.7,.3,1);
    overflow-y:auto;
  }
  .nav.is-open{transform:translateX(0)}
  .nav > a{color:rgba(255,255,255,.86)!important;padding:14px 16px;border-radius:12px;font-size:16px}
  .nav > a::after{display:none}
  .nav > a:hover,.nav > a.is-active{background:rgba(255,255,255,.08);color:#fff!important}
  .nav-cta{margin:14px 0 0;text-align:center;padding:14px!important}
  .nav-toggle{z-index:120}
  .nav-toggle span{background:#fff!important}
  body.nav-open{overflow:hidden}
  body.nav-open .nav-toggle span{background:#fff!important}

  .hero{padding:140px 0 70px}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:26px 0}
  .stat:nth-child(odd){padding-left:0;border-left:0}
  .stat:nth-child(even){padding-left:22px;border-left:1px solid rgba(255,255,255,.14)}
  .section{padding:76px 0}
  .section-head{margin-bottom:42px}
}

@media (max-width:640px){
  .container{padding:0 20px}
  .grid-3,.grid-4{grid-template-columns:1fr}
  .industry-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .modal{padding:14px}
  .modal-panel{padding:34px 22px 30px;max-height:90vh}
  .modal-close{top:12px;right:12px}
  .news-card{padding:24px 22px 22px}
  .field-row{grid-template-columns:1fr}
  .footer-nav{grid-template-columns:1fr;gap:26px}
  .contact-form{padding:28px 22px}
  .card{padding:30px 24px 26px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .footer-bottom{flex-direction:column}
  .to-top{right:16px;bottom:16px}
  .about-card{padding:28px 22px}
}

/* 打印 */
@media print{
  .site-header,.to-top,.hero-bg,.modal{display:none}
  .hero{background:#fff;color:#000;padding:40px 0}
  .hero-title,.hero-sub,.stat dd,.stat dt,.hero-eyebrow{color:#000!important}
  .section{padding:30px 0}
}