:root{--navy:#0a1628;--navy2:#0d1f3c;--navy3:#12294d;--gold:#c9a45c;--gold2:#e3c98f;--white:#f5f2ea;--gray:#9fb0c9;}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"PingFang SC","Microsoft YaHei",sans-serif;background:var(--navy);color:var(--white);line-height:1.8}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
/* 导航 */
.nav{position:sticky;top:0;z-index:99;background:rgba(10,22,40,.95);backdrop-filter:blur(8px);border-bottom:1px solid rgba(201,164,92,.25)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{font-size:22px;font-weight:700;letter-spacing:2px}.logo b{color:var(--gold)}
.nav-links{display:flex;gap:28px;font-size:15px}
.nav-links a{padding:6px 2px;border-bottom:2px solid transparent;transition:.3s}
.nav-links a:hover,.nav-links a.on{color:var(--gold);border-bottom-color:var(--gold)}
.nav-cta{background:var(--gold);color:#0a1628;padding:8px 20px;border-radius:30px;font-weight:600}
@media(max-width:900px){.nav-links{display:none}}
/* Hero */
.hero{padding:110px 0 90px;text-align:center;background:radial-gradient(ellipse at 50% -20%,rgba(201,164,92,.15),transparent 60%)}
.hero .tag{color:var(--gold);letter-spacing:4px;font-size:14px;margin-bottom:14px}
.hero h1{font-size:42px;line-height:1.4;margin-bottom:18px}
.hero h1 em{color:var(--gold);font-style:normal}
.hero p{color:var(--gray);font-size:17px;max-width:680px;margin:0 auto 30px}
.btn{display:inline-block;padding:13px 34px;border-radius:30px;font-weight:600;margin:0 8px 12px;transition:.3s}
.btn-gold{background:var(--gold);color:#0a1628}
.btn-line{border:1px solid var(--gold);color:var(--gold)}
.btn:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(201,164,92,.25)}
/* 板块 */
.sec{padding:80px 0}
.sec.alt{background:var(--navy2)}
.sec-head{text-align:center;margin-bottom:48px}
.sec-head .en{color:var(--gold);letter-spacing:4px;font-size:13px;text-transform:uppercase;margin-bottom:10px}
.sec-head h2{font-size:32px;margin-bottom:12px}
.sec-head h2 em{color:var(--gold);font-style:normal}
.sec-head p{color:var(--gray);max-width:640px;margin:0 auto;font-size:15px}
/* 数据条 */
.stats{display:flex;justify-content:center;gap:60px;flex-wrap:wrap;margin-top:44px}
.stat{text-align:center}.stat b{display:block;font-size:36px;color:var(--gold)}.stat span{color:var(--gray);font-size:14px}
/* 卡片 */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card{background:var(--navy3);border:1px solid rgba(201,164,92,.18);border-radius:14px;overflow:hidden;transition:.3s}
.card:hover{transform:translateY(-5px);border-color:var(--gold);box-shadow:0 12px 30px rgba(0,0,0,.4)}
.card .body{padding:20px 22px 26px}
.card h3{font-size:18px;margin-bottom:8px;color:var(--gold2)}
.card p{font-size:14px;color:var(--gray)}
.card .imgbox{overflow:hidden}.card .imgbox img{display:block;width:100%;height:auto;transition:.5s}.card:hover .imgbox img{transform:scale(1.04)} .case-card:hover .imgbox img{transform:none}
/* 点位信息条 */
.spec{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:12px;font-size:12.5px;color:var(--gray)}
.spec i{font-style:normal;color:var(--gold)}
/* 全宽图 */
.shot{border-radius:14px;border:1px solid rgba(201,164,92,.25);overflow:hidden;margin-bottom:26px;box-shadow:0 16px 40px rgba(0,0,0,.45)}
.shot figcaption{padding:12px 20px;font-size:13px;color:var(--gray);background:var(--navy2)}
.shot figcaption b{color:var(--gold);margin-right:10px}
/* 步骤 */
.steps{counter-reset:s}
.step{position:relative;padding-left:0}
.step .num{width:52px;height:52px;border-radius:50%;background:var(--gold);color:#0a1628;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;margin-bottom:16px}
/* 表单 */
.form{background:var(--navy3);border:1px solid rgba(201,164,92,.2);border-radius:16px;padding:36px;max-width:760px;margin:0 auto}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
@media(max-width:600px){.form .row{grid-template-columns:1fr}}
.form input,.form select,.form textarea{width:100%;background:#0a1a33;border:1px solid rgba(201,164,92,.25);border-radius:8px;color:var(--white);padding:13px 15px;font-size:14px;outline:none}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--gold)}
.form textarea{min-height:110px;resize:vertical}
.form .full{grid-column:1/-1}
.form button{width:100%;background:var(--gold);color:#0a1628;border:none;border-radius:8px;padding:15px;font-size:16px;font-weight:700;cursor:pointer;letter-spacing:4px}
.form button:hover{filter:brightness(1.08)}
/* 资讯 */
.news-item{display:flex;gap:22px;padding:24px 0;border-bottom:1px dashed rgba(201,164,92,.2)}
.news-item .date{flex:none;width:86px;text-align:center}
.news-item .date b{display:block;font-size:26px;color:var(--gold)}.news-item .date span{font-size:12px;color:var(--gray)}
.news-item h3{font-size:19px;margin-bottom:6px;transition:.3s}
.news-item:hover h3{color:var(--gold)}
.news-item p{font-size:14px;color:var(--gray)}
.news-item .tagline{font-size:12px;color:var(--gold);margin-top:8px}
/* 文章正文 */
.article{max-width:820px;margin:0 auto}
.article h1{font-size:30px;line-height:1.5;margin-bottom:10px}
.article .meta{color:var(--gray);font-size:13px;margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid rgba(201,164,92,.2)}
.article h2{font-size:21px;color:var(--gold2);margin:34px 0 12px;padding-left:14px;border-left:4px solid var(--gold)}
.article p{margin-bottom:16px;font-size:15.5px;color:#d8dee9}
.article ul{margin:0 0 16px 22px;font-size:15px;color:#d8dee9}
.article li{margin-bottom:8px}
.article .shot{margin:26px 0}
/* 页脚 */
footer{background:#071120;padding:50px 0 30px;text-align:center;color:var(--gray);font-size:13px;border-top:1px solid rgba(201,164,92,.15)}
footer .links{display:flex;justify-content:center;gap:26px;margin-bottom:18px;flex-wrap:wrap}
footer .links a:hover{color:var(--gold)}
.crumb{padding:36px 0 0;font-size:13px;color:var(--gray)}
.crumb a{color:var(--gold)}
/* 南扬传媒 V2 refinements */
.logo img{width:92px;height:42px;object-fit:contain;object-position:left center}
.nav-in{position:relative}
.nav-links{position:absolute;left:50%;transform:translateX(-50%);white-space:nowrap}
.nav-cta{margin-left:auto}
@media(max-width:900px){.nav-links{display:none}.logo img{width:82px;height:38px}}
.full-shot img{width:100%;height:auto;object-fit:contain;background:#0a1628}
.full-shot{margin-bottom:28px}
.shot-note{font-size:12px;color:var(--gray);padding:9px 18px 12px;background:var(--navy2)}
.business-grid .card{min-height:170px}
.link-more{color:var(--gold);font-size:13px}
.disabled-link{cursor:default}
.modal{display:none;position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,.72);align-items:center;justify-content:center;padding:20px}
.modal.open{display:flex}
.modal-box{position:relative;width:min(420px,92vw);background:#0d1f3c;border:1px solid rgba(201,164,92,.45);border-radius:18px;padding:34px 28px;text-align:center;box-shadow:0 24px 80px rgba(0,0,0,.55)}
.modal-box img{width:min(300px,72vw);margin:8px auto 18px;background:#fff;padding:8px;border-radius:8px}
.modal-close{position:absolute;right:14px;top:10px;background:none;border:0;color:#d8dee9;font-size:26px;cursor:pointer}
.modal-box h3{color:var(--gold2);margin-bottom:6px}.modal-box p{color:var(--gray);font-size:14px}
.about-copy p{margin-bottom:14px}
.info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
@media(max-width:700px){.info-grid{grid-template-columns:1fr}}
.footer-links-title{color:var(--gold2);margin:24px 0 12px;font-size:14px}
.friend-links{display:flex;justify-content:center;gap:22px;flex-wrap:wrap;min-height:28px}
.friend-links a{color:var(--gray)}
.beian{display:flex;justify-content:center;align-items:center;gap:5px;flex-wrap:wrap;margin-top:10px}
.beian img{width:18px;height:20px;object-fit:contain;display:inline-block}
.contact-card{text-align:center;max-width:600px;margin:0 auto}
.contact-card .qr{width:min(300px,75vw);margin:20px auto;background:#fff;padding:8px;border-radius:10px}
.price-note{margin-top:20px;padding:16px 18px;border:1px solid rgba(201,164,92,.2);border-radius:10px;background:#0d1f3c;color:var(--gray);font-size:13px}
.ai-note{font-size:12px;color:var(--gray);padding:10px 18px;background:#0d1f3c}
@media(max-width:600px){.sec{padding:60px 0}.hero{padding:80px 0 65px}.hero h1{font-size:30px}.sec-head h2{font-size:27px}.nav-in{height:62px}}