/* ===== 上海桓幸实业有限公司 官网 v2 ===== */
:root{
  --navy:#12325a; --navy-d:#0c2440; --navy-dd:#081a30;
  --gold:#c29a52; --gold-l:#dcc08a;
  --green:#2f9e6e;
  --ink:#1e2c3c; --gray:#54647a; --gray-l:#93a5ba;
  --line:#e4e9f0; --bg-soft:#f5f7fa;
  --serif:"Source Han Serif SC","Noto Serif SC","Songti SC","STSong",serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;color:var(--ink);background:#fff;line-height:1.8}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
h1,h2,h3{text-wrap:balance}

/* ===== 顶部导航 ===== */
header{position:sticky;top:0;z-index:99;background:rgba(8,26,48,.96);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center}
.logo img{height:42px;width:auto}
.menu{display:flex;gap:4px;list-style:none;align-items:center}
.menu a{display:block;color:#c3d2e4;font-size:15px;padding:9px 15px;position:relative;transition:color .2s}
.menu a::after{content:"";position:absolute;left:15px;right:15px;bottom:2px;height:2px;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.menu a:hover{color:#fff}
.menu a:hover::after{transform:scaleX(1)}
.menu a.on{color:var(--gold-l);font-weight:600}
.menu a.on::after{transform:scaleX(1)}
.burger{display:none;background:none;border:none;color:#fff;font-size:26px;cursor:pointer;line-height:1}
@media(max-width:920px){
  .burger{display:block}
  .menu{position:absolute;top:72px;left:0;right:0;background:var(--navy-dd);flex-direction:column;align-items:stretch;padding:8px 0;display:none;border-top:1px solid rgba(255,255,255,.1)}
  .menu.open{display:flex}
  .menu a{padding:13px 30px}
}

/* ===== 首屏 ===== */
.hero{position:relative;min-height:720px;display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--navy-dd)}
.hero .bgimg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.hero .mask{position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,26,48,.95) 25%,rgba(8,26,48,.6) 60%,rgba(8,26,48,.3))}
.hero .inner{position:relative;z-index:2;padding:100px 28px 170px;max-width:1180px;width:100%}
.hero .kicker{display:flex;align-items:center;gap:14px;color:var(--gold-l);font-size:14px;letter-spacing:4px;margin-bottom:26px}
.hero .kicker::before{content:"";width:42px;height:1px;background:var(--gold)}
.hero h1{font-family:var(--serif);font-size:56px;font-weight:900;letter-spacing:4px;line-height:1.32;margin-bottom:26px}
.hero h1 .hl{color:var(--gold-l)}
.hero .lead{font-size:17px;color:#cfdcea;max-width:600px;margin-bottom:44px;border-left:3px solid var(--gold);padding-left:18px}
.btns{display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-block;padding:14px 38px;font-size:15px;font-weight:600;letter-spacing:2px;transition:all .25s}
.btn-main{background:var(--gold);color:#0c2440}
.btn-main:hover{background:var(--gold-l);transform:translateY(-2px)}
.btn-line{border:1px solid rgba(255,255,255,.55);color:#fff}
.btn-line:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.hero .strip{position:absolute;left:0;right:0;bottom:0;z-index:3;background:rgba(8,26,48,.72);backdrop-filter:blur(6px);border-top:1px solid rgba(255,255,255,.1)}
.hero .strip .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.hero .strip .cell{padding:22px 10px;text-align:center;border-left:1px solid rgba(255,255,255,.09)}
.hero .strip .cell:first-child{border-left:none}
.hero .strip b{display:block;font-size:30px;font-weight:800;color:var(--gold-l);font-family:var(--serif)}
.hero .strip span{font-size:13px;color:#9db1c7;letter-spacing:1px}
@media(max-width:760px){.hero .strip .wrap{grid-template-columns:repeat(2,1fr)}.hero h1{font-size:38px}}

/* ===== 内页页头 ===== */
.pagehead{position:relative;padding:104px 0 76px;color:#fff;overflow:hidden;background:var(--navy-d)}
.pagehead .bgimg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.22}
.pagehead .mask{position:absolute;inset:0;background:linear-gradient(120deg,rgba(8,26,48,.96),rgba(12,36,64,.8))}
.pagehead .inner{position:relative;z-index:2}
.pagehead .en{color:var(--gold-l);font-size:13px;letter-spacing:5px;text-transform:uppercase;margin-bottom:12px;display:flex;align-items:center;gap:12px}
.pagehead .en::before{content:"";width:36px;height:1px;background:var(--gold)}
.pagehead h1{font-family:var(--serif);font-size:42px;font-weight:900;letter-spacing:4px}
.pagehead .crumb{margin-top:16px;font-size:13px;color:var(--gray-l);letter-spacing:1px}
.pagehead .crumb a:hover{color:#fff}

/* ===== 板块 ===== */
section{padding:88px 0}
.sec-head{margin-bottom:56px;max-width:720px}
.sec-head.center{margin:0 auto 56px;text-align:center}
.sec-head .no{display:flex;align-items:center;gap:14px;color:var(--gold);font-size:13px;font-weight:700;letter-spacing:4px;margin-bottom:14px}
.sec-head .no::before{content:"";width:36px;height:1px;background:var(--gold)}
.sec-head.center .no{justify-content:center}
.sec-head.center .no::after{content:"";width:36px;height:1px;background:var(--gold)}
.sec-head h2{font-family:var(--serif);font-size:34px;color:var(--navy-d);font-weight:900;letter-spacing:2px;line-height:1.4}
.sec-head .sub{color:#68798e;margin-top:14px;font-size:15px}
.soft{background:var(--bg-soft)}
.dark{background:var(--navy-dd);color:#fff}
.dark .sec-head h2{color:#fff}
.dark .sec-head .sub{color:#93a8bf}

/* ===== 图标（SVG线稿） ===== */
.i{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.i-box{width:58px;height:58px;display:flex;align-items:center;justify-content:center;color:var(--gold);border:1px solid rgba(194,154,82,.4);margin-bottom:22px}
.dark .i-box{border-color:rgba(220,192,138,.45)}

/* ===== 卡片 ===== */
.cards{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.c2{grid-template-columns:repeat(2,1fr)}
.c3{grid-template-columns:repeat(3,1fr)}
.c4{grid-template-columns:repeat(4,1fr)}
@media(max-width:980px){.c4{grid-template-columns:repeat(2,1fr)}.c3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.c4,.c3,.c2{grid-template-columns:1fr}}
.card{background:#fff;padding:38px 32px;transition:background .25s}
.card:hover{background:#fbfcfe}
.card h3{font-size:18px;color:var(--navy-d);margin-bottom:12px;font-weight:700;letter-spacing:1px}
.card p{font-size:14px;color:var(--gray)}
.card .more{display:inline-flex;align-items:center;gap:6px;margin-top:18px;color:var(--gold);font-size:13px;font-weight:700;letter-spacing:2px}
.card .more:hover{gap:10px}
.card .num{font-family:var(--serif);font-size:15px;color:var(--gold);letter-spacing:2px;display:block;margin-bottom:14px}
.dark .cards{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.12)}
.dark .card{background:var(--navy-dd)}
.dark .card:hover{background:#0d2138}
.dark .card h3{color:#fff}
.dark .card p{color:#9fb2c8}

/* ===== 数字亮点 ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12)}
@media(max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{background:var(--navy-dd);padding:40px 20px;text-align:center}
.stat b{display:block;font-size:46px;font-weight:900;color:var(--gold-l);font-family:var(--serif);line-height:1.2}
.stat span{font-size:13px;color:#9db1c7;letter-spacing:2px}

/* ===== 图文分栏 ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
@media(max-width:880px){.split{grid-template-columns:1fr;gap:36px}}
.split .pic{position:relative}
.split .pic img{width:100%;height:380px;object-fit:cover}
.split .pic::after{content:"";position:absolute;inset:0;border:1px solid rgba(255,255,255,.25);transform:translate(14px,14px);pointer-events:none}
.split h2{font-family:var(--serif);font-size:30px;color:var(--navy-d);font-weight:900;margin-bottom:20px;letter-spacing:2px;line-height:1.5}
.dark .split h2{color:#fff}
.split p{color:#4d5e73;font-size:15px;margin-bottom:14px}
.dark .split p{color:#a7b8cc}
.facts{border-top:2px solid var(--navy-d);margin-top:10px}
.dark .facts{border-top-color:var(--gold)}
.facts div{display:flex;gap:14px;padding:14px 2px;border-bottom:1px solid var(--line);font-size:15px}
.dark .facts div{border-bottom-color:rgba(255,255,255,.12)}
.facts b{color:var(--navy-d);min-width:84px;flex-shrink:0;font-weight:700}
.dark .facts b{color:var(--gold-l)}
.facts span{color:var(--gray)}
.dark .facts span{color:#a7b8cc}

/* ===== 时间线 ===== */
.tl{position:relative;padding-left:40px;max-width:840px;margin:0 auto}
.tl::before{content:"";position:absolute;left:10px;top:8px;bottom:8px;width:1px;background:linear-gradient(#3f72b8,var(--gold))}
.tl-item{position:relative;padding-bottom:48px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-36px;top:9px;width:11px;height:11px;background:var(--gold);transform:rotate(45deg)}
.tl-item h3{font-size:20px;color:var(--navy-d);margin-bottom:10px;font-weight:800}
.tl-item h3 .no{font-family:var(--serif);color:var(--gold);margin-right:10px;font-size:22px}
.tl-item p{font-size:15px;color:var(--gray)}

/* ===== 方案条目 ===== */
.sol{border:1px solid var(--line);background:#fff;margin-bottom:30px;transition:border-color .25s, box-shadow .25s}
.sol:hover{border-color:#c9d6e4;box-shadow:0 12px 30px rgba(12,36,64,.08)}
.sol .head{display:flex;align-items:center;gap:18px;padding:24px 30px;border-bottom:1px solid var(--line);flex-wrap:wrap;background:linear-gradient(90deg,#f6f8fb,#fff)}
.sol .badge{flex-shrink:0;font-size:12px;font-weight:700;color:var(--gold);border:1px solid rgba(194,154,82,.5);padding:5px 14px;letter-spacing:2px}
.sol .badge.g{color:var(--green);border-color:rgba(47,158,110,.5)}
.sol .head h3{font-size:20px;color:var(--navy-d);font-weight:800;letter-spacing:1px}
.sol .body{display:grid;grid-template-columns:repeat(3,1fr)}
@media(max-width:880px){.sol .body{grid-template-columns:1fr}}
.sol .col{padding:24px 28px;border-right:1px solid var(--line)}
.sol .col:last-child{border-right:none}
@media(max-width:880px){.sol .col{border-right:none;border-bottom:1px solid var(--line)}.sol .col:last-child{border-bottom:none}}
.sol .col .t{font-size:12px;font-weight:800;color:var(--gold);letter-spacing:3px;margin-bottom:10px}
.sol .col p{font-size:14px;color:var(--gray)}
.sol .kpi{background:#faf7f1}
.sol .kpi b{color:#a87f36}

/* ===== 案例卡 ===== */
.case{background:#fff;padding:34px 30px;display:flex;flex-direction:column;transition:background .25s}
.case:hover{background:#fbfcfe}
.case .kind{font-size:12px;font-weight:700;letter-spacing:3px;color:var(--gold);margin-bottom:12px}
.case h3{font-size:18px;color:var(--navy-d);margin-bottom:12px;font-weight:800}
.case p{font-size:14px;color:var(--gray);flex:1}
.case .result{margin-top:22px;border-top:1px solid var(--line);padding-top:16px;font-size:13px;color:#68798e}
.case .result b{color:#a87f36;font-size:20px;font-family:var(--serif);margin-right:3px}

/* ===== 流程 ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12)}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}
.step{background:var(--navy-dd);padding:36px 28px;position:relative}
.step .n{font-family:var(--serif);font-size:44px;color:rgba(220,192,138,.28);font-weight:900;line-height:1;display:block;margin-bottom:16px}
.step h3{color:#fff;font-size:17px;margin-bottom:10px;letter-spacing:1px}
.step p{font-size:13px;color:#9fb2c8}

/* ===== 招聘 ===== */
.job{border:1px solid var(--line);border-top:3px solid var(--navy-d);padding:30px 32px;background:#fff;margin-bottom:20px;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;transition:all .25s}
.job:hover{border-top-color:var(--gold);box-shadow:0 10px 26px rgba(12,36,64,.08)}
.job h3{font-size:19px;color:var(--navy-d);margin-bottom:8px;font-weight:800;letter-spacing:1px}
.job .meta{font-size:13px;color:#8a97a6;margin-bottom:12px;letter-spacing:1px}
.job p{font-size:14px;color:var(--gray);max-width:780px}
.job .apply{align-self:center;flex-shrink:0}
.btn-dark{background:var(--navy-d);color:#fff}
.btn-dark:hover{background:var(--navy);transform:translateY(-2px)}

/* ===== 联系卡 ===== */
.c-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12);max-width:920px;margin:0 auto}
@media(max-width:680px){.c-grid{grid-template-columns:1fr}}
.c-item{background:var(--navy-dd);padding:32px 30px}
.c-item .t{font-size:12px;color:#8fa5bf;margin-bottom:10px;letter-spacing:3px}
.c-item .v{font-size:22px;font-weight:700;color:#fff;font-family:var(--serif);letter-spacing:1px}
.c-item .v.small{font-size:16px;line-height:1.7;font-family:inherit}
.qr{display:flex;gap:28px;align-items:center;flex-wrap:wrap}
.qr img{width:150px;height:150px;border:6px solid #fff}
.qr .qt{font-size:14px;color:#9fb2c8}
.qr .qt b{display:block;color:#fff;font-size:17px;margin-bottom:6px;letter-spacing:1px}

/* ===== CTA 带 ===== */
.cta{position:relative;color:#fff;text-align:center;padding:84px 0;overflow:hidden;background:linear-gradient(120deg,#0c2440 0%,#123a68 60%,#1a4a80 100%)}
.cta::before{content:"";position:absolute;left:50%;top:-140px;width:560px;height:560px;border:1px solid rgba(220,192,138,.18);transform:translateX(-50%) rotate(45deg)}
.cta .in{position:relative;z-index:2}
.cta h2{font-family:var(--serif);font-size:32px;font-weight:900;letter-spacing:3px;margin-bottom:16px}
.cta p{color:#bccddd;margin-bottom:34px}

/* ===== 页脚 ===== */
footer{background:#06152500;background:var(--navy-dd);color:#8ba2bd;padding:64px 0 0;font-size:14px;border-top:3px solid var(--gold)}
.f-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:44px}
@media(max-width:880px){.f-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.f-grid{grid-template-columns:1fr}}
.f-grid h4{color:#fff;font-size:14px;margin-bottom:18px;letter-spacing:3px}
.f-grid ul{list-style:none}
.f-grid li{margin-bottom:10px}
.f-grid a:hover{color:#d3e0ee}
.f-logo{display:block;margin-bottom:16px}
.f-logo img{height:38px;width:auto}
.f-bot{border-top:1px solid rgba(255,255,255,.1);text-align:center;padding:22px 0;font-size:13px;letter-spacing:1px}
.f-bot a{color:#8ba2bd}
.f-bot a:hover{color:#d3e0ee}