/* ===========================================================
   亮眼医疗美容 · 郑州眼修复贾亮 官网样式
   风格：清爽 / 专业 / 医疗美学（金 #c9a24a + 深蓝 #0f2b3d）
   =========================================================== */
:root{
  --navy:#0f2b3d;
  --navy-2:#17384e;
  --gold:#c9a24a;
  --gold-soft:#e6c877;
  --gold-bg:#faf6ec;
  --ink:#1f2d38;
  --muted:#66798a;
  --line:#e6ebef;
  --bg:#ffffff;
  --bg-alt:#f6f9fb;
  --radius:14px;
  --shadow:0 10px 30px rgba(15,43,61,.08);
  --shadow-sm:0 4px 14px rgba(15,43,61,.06);
  --wrap:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;color:var(--ink);background:var(--bg);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--navy);text-decoration:none}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.3;color:var(--navy);font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
.muted{color:var(--muted);font-size:14px}
.center{text-align:center}

/* ---------- 按钮 ---------- */
.btn{display:inline-block;padding:13px 26px;border-radius:999px;font-weight:600;font-size:15px;
  transition:.22s;border:1.5px solid transparent;cursor:pointer}
.btn-gold{background:linear-gradient(135deg,#d9b45f,#c9a24a);color:#fff;box-shadow:0 8px 20px rgba(201,162,74,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(201,162,74,.42)}
.btn-ghost{background:#fff;color:var(--navy);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:26px;height:74px}
.brand img{height:46px;width:auto}
.nav{display:flex;gap:26px;margin-left:auto}
.nav a{font-size:15px;color:#33475a;font-weight:500;position:relative;padding:4px 0}
.nav a:hover{color:var(--gold)}
.nav a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--gold);transition:.25s}
.nav a:hover::after{width:100%}
.header-cta{padding:10px 22px}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(160deg,#f7fafc 0%,#f3f7fa 55%,#faf6ec 100%);
  border-bottom:1px solid var(--line);padding:64px 0 56px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,162,74,.16),transparent 70%)}
.hero-grid{display:grid;grid-template-columns:1.25fr .85fr;gap:54px;align-items:center}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:2px;color:var(--gold);font-weight:600;
  text-transform:uppercase;margin-bottom:14px}
.hero h1{font-size:clamp(34px,5vw,54px);letter-spacing:2px;margin-bottom:10px}
.hero-sub{font-size:clamp(17px,2.2vw,21px);color:var(--navy-2);font-weight:600;margin-bottom:14px}
.hero-desc{color:#44586a;font-size:16px;max-width:560px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0 24px}
.hero-tags span{background:#fff;border:1px solid var(--line);color:#3c5568;font-size:13.5px;
  padding:6px 14px;border-radius:999px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-media img{width:100%;max-width:380px;margin-left:auto;border-radius:var(--radius);
  box-shadow:var(--shadow);border:1px solid #fff}

/* ---------- 信任条 ---------- */
.trustbar{background:var(--navy);color:#fff}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:26px 22px}
.trust-grid>div{text-align:center}
.trust-grid strong{display:block;font-size:19px;color:var(--gold-soft);letter-spacing:1px}
.trust-grid span{font-size:13px;color:#b9c7d3}

/* ---------- 通用 section ---------- */
.section{padding:74px 0}
.section.alt{background:var(--bg-alt)}
.section-eyebrow{font-size:12px;letter-spacing:3px;color:var(--gold);font-weight:700;margin-bottom:8px}
.section-title{font-size:clamp(25px,3.4vw,34px);margin-bottom:14px}
.section-lead{color:#506574;max-width:820px;margin-bottom:36px}
.sub-title{font-size:20px;margin:52px 0 20px;padding-left:14px;border-left:4px solid var(--gold)}

/* ---------- 关于 ---------- */
.about-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:48px;align-items:start;margin-top:8px}
.about-copy p{color:#3f5464}
.about-media img{border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid #fff}
.about-grid--solo{grid-template-columns:1fr;max-width:900px}

/* ---------- 时间轴 ---------- */
.timeline{list-style:none;margin:0;padding:0;position:relative}
.timeline::before{content:"";position:absolute;left:64px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--gold),#e9eef2)}
.timeline li{display:flex;gap:22px;padding:14px 0;position:relative}
.t-year{flex:0 0 48px;text-align:right;font-weight:700;color:var(--gold);font-size:15px;padding-top:2px}
.timeline li>div{position:relative;padding-left:24px}
.timeline li>div::before{content:"";position:absolute;left:-6px;top:9px;width:11px;height:11px;border-radius:50%;
  background:#fff;border:2.5px solid var(--gold)}
.timeline h4{font-size:16.5px;margin-bottom:3px}
.timeline p{color:var(--muted);font-size:14.5px;margin:0}

/* ---------- 擅长项目卡片 ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;
  box-shadow:var(--shadow-sm);transition:.25s;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;left:0;top:0;height:3px;width:100%;
  background:linear-gradient(90deg,var(--gold),var(--gold-soft));transform:scaleX(0);transform-origin:left;transition:.3s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#dbe3ea}
.card:hover::before{transform:scaleX(1)}
.card h3{font-size:18px;color:var(--navy);margin-bottom:10px}
.card p{color:#5a6e7d;font-size:14.5px;margin:0}

/* ---------- 案例 ---------- */
.case-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.case{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.case header{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;
  padding-bottom:12px;border-bottom:1px dashed var(--line)}
.case h3{font-size:17px;margin:0}
.stars{color:var(--gold);font-size:14px;letter-spacing:2px;white-space:nowrap}
.case p{font-size:14.5px;color:#546a7a;margin:0 0 8px}
.case p strong{color:var(--navy)}
.one-line{background:var(--gold-bg);border-left:3px solid var(--gold);padding:9px 14px;border-radius:0 8px 8px 0;
  color:#7a5f22 !important;font-size:14px !important}
.note{background:#fff;border:1px dashed #d9e2e9;border-radius:var(--radius);padding:16px 20px;
  color:#5a6e7d;font-size:14px;margin-top:24px}
.note a{color:var(--gold);font-weight:600;border-bottom:1px solid rgba(201,162,74,.4)}

/* ---------- 图库 ---------- */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.gallery figure{margin:0;border-radius:var(--radius);overflow:hidden;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.gallery img{width:100%;height:190px;object-fit:cover;transition:.35s}
.gallery figure:hover img{transform:scale(1.05)}
.gallery figcaption{font-size:13.5px;color:#5a6e7d;padding:10px 13px;text-align:center}

/* ---------- 诊所概况列表 ---------- */
.clinic-cols{display:grid;grid-template-columns:1fr 1fr;gap:34px;margin:8px 0 6px}
.tag-list{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.tag-list li{background:#fff;border:1px solid var(--line);color:#3c5568;font-size:14px;
  padding:8px 16px;border-radius:999px}
.honor-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:10px 26px}
.honor-list li{position:relative;padding-left:20px;color:#3f5464;font-size:15px}
.honor-list li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;
  background:var(--gold)}

/* ---------- FAQ ---------- */
.faq-group{font-size:17px;color:var(--navy);margin:34px 0 12px;padding-left:14px;border-left:4px solid var(--gold)}
details{background:#fff;border:1px solid var(--line);border-radius:11px;margin-bottom:10px;
  box-shadow:var(--shadow-sm);overflow:hidden}
details[open]{border-color:#dfe6ec}
summary{cursor:pointer;padding:15px 20px;font-weight:600;color:var(--navy);font-size:15.5px;
  list-style:none;position:relative;padding-right:44px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  color:var(--gold);font-size:20px;font-weight:400;transition:.2s}
details[open] summary::after{content:"–"}
summary:hover{color:var(--gold)}
.faq-a{padding:0 20px 18px;color:#54697a;font-size:14.8px;border-top:1px solid var(--line);padding-top:14px}

/* ---------- 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.contact-list{list-style:none;margin:0 0 26px;padding:0}
.contact-list li{display:flex;gap:16px;padding:13px 0;border-bottom:1px solid var(--line);font-size:15.5px}
.contact-list li span{flex:0 0 84px;color:var(--muted);font-size:14px;padding-top:2px}
.contact-list a{font-weight:700;color:var(--navy);font-size:17px}
.contact-list a:hover{color:var(--gold)}
.contact-list .wx-note{color:var(--muted);font-size:13.5px;font-weight:400;margin-left:1px}
.map-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.map-card h3{font-size:18px}
.map-card p{color:#54697a;font-size:14.5px}

/* ---------- 平台 ---------- */
.platforms{background:linear-gradient(160deg,#f7fafc,#faf6ec)}
.plat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:30px}
.plat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;
  box-shadow:var(--shadow-sm);transition:.25s;display:flex;flex-direction:column;gap:4px}
.plat:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--gold)}
.plat strong{color:var(--navy);font-size:16px}
.plat span{color:var(--muted);font-size:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--navy);color:#c3d0da;padding:52px 0 26px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1.2fr .7fr;gap:40px}
.site-footer img{opacity:.95;margin-bottom:14px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.foot-tagline{color:var(--gold-soft);font-weight:600;margin-bottom:10px}
.site-footer .muted{color:#93a6b4}
.foot-list{list-style:none;margin:0;padding:0}
.foot-list li{margin-bottom:9px;color:#a9bbc8;font-size:13.8px}
.foot-list a{color:#c3d0da}
.foot-list a:hover{color:var(--gold-soft)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:22px}
.disclaimer{color:#93a6b4;font-size:12.8px;line-height:1.7;max-width:960px}
.disclaimer strong{color:#e2b95e}
.copyright{color:#7d8f9d;font-size:12.5px;margin-top:10px}
.beian{margin-top:8px}
.beian a{color:#7d8f9d;font-size:12.5px;text-decoration:none}
.beian a:hover{color:#e2b95e}

/* ---------- 响应式 ---------- */
@media (max-width:900px){
  .nav{display:none}
  .hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr}
  .hero-media img{margin:26px auto 0;max-width:300px}
  .cards,.gallery,.plat-grid,.case-list{grid-template-columns:repeat(2,1fr)}
  .clinic-cols,.honor-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .trust-grid{grid-template-columns:repeat(2,1fr);gap:16px}
}
@media (max-width:560px){
  .section{padding:54px 0}
  .cards,.gallery,.plat-grid,.case-list{grid-template-columns:1fr}
  .timeline::before{left:40px}
  .t-year{flex:0 0 30px;font-size:13px}
  .header-cta{display:none}
  .gallery img{height:220px}
}