/* ============================================================
   徐州东国医疗美容 · 落地页共享样式
   与 index.html 保持同一套视觉语言（金 + 深黑 + 暖白）
   ============================================================ */
:root{
  --gold:#C9A96E;--gold-dark:#a88648;--gold-light:#f0e4d0;--gold-bg:#fefcf7;
  --dark:#141414;--white:#FFF;--warm:#faf8f4;
  --text:#1a1a1a;--text-soft:#666;--text-light:#999;
  --border:rgba(0,0,0,.06);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  color:var(--text);background:var(--white);line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
.container{max-width:1160px;margin:0 auto;padding:0 32px}

/* ====== NAV ====== */
nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.92);backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(0,0,0,.04);
}
nav .container{display:flex;justify-content:space-between;align-items:center;height:72px}
nav .logo{font-size:20px;font-weight:600;letter-spacing:2px;color:var(--dark);text-decoration:none}
nav .logo span{color:var(--gold);font-weight:400}
nav .links{display:flex;gap:26px}
nav .links a{text-decoration:none;color:var(--text-soft);font-size:13px;letter-spacing:1px;transition:color .2s}
nav .links a:hover{color:var(--gold)}

/* ====== BREADCRUMB ====== */
.breadcrumb{max-width:1160px;margin:0 auto;padding:96px 32px 0;font-size:13px;color:var(--text-light)}
.breadcrumb a{color:var(--text-soft);text-decoration:none}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb .sep{margin:0 8px;color:var(--text-light)}

/* ====== HERO（内页） ====== */
.hero{background:var(--dark);color:#fff;padding:150px 0 90px;position:relative;overflow:hidden;text-align:center}
.hero .hero-bg{position:absolute;inset:0;background:url('images/service-bg.jpg') center/cover no-repeat;opacity:.25}
.hero::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,20,20,.35),rgba(20,20,20,.65))}
.hero .container{position:relative;z-index:1}
.hero h1{font-size:40px;font-weight:700;letter-spacing:4px;margin-bottom:16px}
.hero h1 span{color:var(--gold)}
.hero .tagline{font-size:16px;color:rgba(255,255,255,.6);letter-spacing:2px;margin-bottom:44px}

/* ====== SECTION ====== */
section{padding:72px 0}
section.warm{background:var(--warm)}
.section-title{text-align:center;margin-bottom:48px}
.section-title .en{font-size:11px;letter-spacing:4px;text-transform:uppercase;color:var(--gold);margin-bottom:10px}
.section-title h2{font-size:30px;font-weight:600;letter-spacing:3px;color:var(--dark)}
.section-title p{color:var(--text-light);font-size:14px;margin-top:8px}

/* ====== ARTICLE（正文科普） ====== */
.article{max-width:800px;margin:0 auto}
.article .lead{font-size:17px;color:var(--text-soft);line-height:2}
.article h2{font-size:24px;font-weight:600;letter-spacing:2px;color:var(--dark);margin:44px 0 16px;padding-left:14px;border-left:3px solid var(--gold)}
.article h3{font-size:18px;font-weight:600;color:var(--dark);margin:30px 0 12px}
.article p{font-size:15px;color:var(--text-soft);line-height:2;margin-bottom:16px}
.article strong{color:var(--dark)}
.article ul{list-style:none;margin:14px 0}
.article ul li{font-size:15px;color:var(--text-soft);line-height:1.9;padding:6px 0 6px 22px;position:relative}
.article ul li::before{content:'—';position:absolute;left:0;color:var(--gold)}
.pill-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin:28px 0}
.pill{background:var(--gold-bg);border:1px solid rgba(201,169,110,.25);color:var(--gold-dark);font-size:13px;letter-spacing:1px;padding:10px 20px;border-radius:100px}

/* ====== PROS ====== */
.pros-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:20px 0}
.pros-card{background:var(--white);border:1px solid var(--border);padding:28px 20px;text-align:center}
.pros-card .icon{font-size:30px;margin-bottom:12px}
.pros-card h4{font-size:16px;font-weight:600;letter-spacing:1px;margin-bottom:8px;color:var(--dark)}
.pros-card p{font-size:13px;color:var(--text-light);line-height:1.8}

/* ====== STEPS（流程） ====== */
.steps{max-width:720px;margin:0 auto}
.step{display:flex;gap:20px;padding:20px 0;border-bottom:1px solid var(--border)}
.step .no{font-size:13px;color:var(--gold);letter-spacing:1px;flex-shrink:0;width:32px;padding-top:2px}
.step h4{font-size:16px;font-weight:600;color:var(--dark);margin-bottom:6px}
.step p{font-size:14px;color:var(--text-soft);line-height:1.8}

/* ====== DOCTOR ====== */
.doctor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.doctor-card{text-align:center;padding:32px 20px}
.doctor-card .avatar{
  width:100px;height:100px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-bg),#f8f0e0);
  margin:0 auto 20px;display:flex;align-items:center;justify-content:center;
  font-size:32px;color:var(--gold-dark);font-weight:300;border:2px solid var(--gold-light);
}
.doctor-card .name{font-size:20px;font-weight:600;letter-spacing:3px;margin-bottom:4px}
.doctor-card .role{font-size:12px;color:var(--gold);letter-spacing:2px;margin-bottom:14px}
.doctor-card ul{list-style:none;text-align:left;max-width:220px;margin:0 auto}
.doctor-card ul li{font-size:13px;color:var(--text-soft);padding:4px 0;line-height:1.7}
.doctor-card ul li::before{content:'— ';color:var(--gold-light)}

/* ====== FAQ ====== */
.faq{max-width:760px;margin:0 auto}
.faq .q{border-bottom:1px solid var(--border);padding:26px 0}
.faq .q .n{font-size:11px;color:var(--gold);letter-spacing:2px;margin-bottom:6px}
.faq .q h4{font-size:17px;font-weight:600;color:var(--dark);margin-bottom:8px}
.faq .q p{font-size:14px;color:var(--text-soft);line-height:1.9}

/* ====== CTA ====== */
.cta-band{background:var(--gold-bg);border:1px solid rgba(201,169,110,.15);border-radius:12px;padding:52px 40px;text-align:center;max-width:860px;margin:0 auto}
.cta-band h3{font-size:23px;font-weight:600;letter-spacing:2px;color:var(--dark);margin-bottom:12px}
.cta-band p{font-size:15px;color:var(--text-soft);line-height:2;margin-bottom:24px}
.cta-band .tel{font-size:32px;font-weight:300;color:var(--gold-dark);letter-spacing:2px;margin-bottom:6px}
.btn{display:inline-block;background:var(--gold);color:#fff;font-size:15px;letter-spacing:2px;padding:14px 42px;border-radius:100px;text-decoration:none;transition:background .3s}
.btn:hover{background:var(--gold-dark)}

/* ====== RELATED（相关项目内链） ====== */
.related{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:20px}
.related a{display:block;text-align:center;font-size:14px;color:var(--text-soft);text-decoration:none;padding:16px 8px;border:1px solid var(--border);transition:all .3s;letter-spacing:1px}
.related a:hover{border-color:var(--gold);color:var(--gold-dark)}

/* ====== FOOTER ====== */
footer{
  background:var(--dark);color:rgba(255,255,255,.4);
  padding:40px 0;text-align:center;font-size:12px;letter-spacing:1.5px;line-height:2.2;
}
footer a{color:var(--gold);text-decoration:none}
.disclaimer{max-width:760px;margin:0 auto;padding:0 32px;font-size:12px;color:var(--text-light);line-height:1.9;text-align:left;margin-top:24px}

/* ====== RESPONSIVE ====== */
@media(max-width:768px){
  .hero h1{font-size:26px;letter-spacing:2px}
  .hero{padding:120px 0 64px}
  .pros-grid,.doctor-grid,.related{grid-template-columns:1fr 1fr}
  nav .links{gap:14px}
  nav .links a{font-size:11px}
  section{padding:48px 0}
  .article h2{font-size:20px}
  .cta-band .tel{font-size:26px}
  .cta-band{padding:40px 24px}
}