/* =====================================================================
   重庆西区医院整形外科·医学美容中心 官网
   Apple-inspired minimalist design system
   ===================================================================== */

:root{
  --bg:           #ffffff;
  --bg-2:         #f5f5f7;
  --bg-3:         #fbfbfd;
  --bg-warm:      #faf6f0;       /* 暖米色分区,平衡医美温柔感 */
  --fg:           #1d1d1f;
  --fg-2:         #6e6e73;
  --fg-3:         #86868b;
  --accent:       #0071e3;
  --accent-deep:  #0058a8;
  --border:       rgba(0,0,0,0.08);
  --border-soft:  rgba(0,0,0,0.04);

  --r-sm: 12px;
  --r-md: 18px;
  --r-lg: 24px;
  --r-pill: 999px;

  --shadow-1: 0 4px 14px rgba(0,0,0,0.06);
  --shadow-2: 0 16px 40px rgba(0,0,0,0.10);

  --nav-h: 64px;
  --section-pad: clamp(72px, 9vw, 132px);

  --f-cjk: "PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
  --f-en:  -apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue",Inter,Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0;}
html,body{height:100%;}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}
body{
  font-family:var(--f-cjk);
  color:var(--fg);
  background:var(--bg);
  font-size:17px;
  line-height:1.6;
  letter-spacing:-0.01em;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;transition:color .25s ease;}
a:hover{color:var(--accent);}

/* container */
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.container-narrow{max-width:880px;margin:0 auto;padding:0 24px;}

/* === 导航 === */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:100;
  height:var(--nav-h);
  display:flex; align-items:center;
  background:rgba(255,255,255,0.72);
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid transparent;
  transition:border-color .3s, background .3s;
}
.nav.is-scrolled{
  background:rgba(255,255,255,0.92);
  border-bottom-color:var(--border);
}
.nav .inner{display:flex; align-items:center; gap:32px; width:100%; max-width:1200px; margin:0 auto; padding:0 24px;}
.nav .logo{display:flex; align-items:center; gap:10px; font-weight:600; color:var(--fg);}
.nav .logo img{height:28px; width:auto;}
.nav .links{display:flex; gap:28px; margin-left:auto;}
.nav .links a{font-size:14px; color:var(--fg-2);}
.nav .links a.active{color:var(--fg);}
.nav .cta{margin-left:8px; font-size:14px; padding:8px 18px; border-radius:var(--r-pill); background:var(--fg); color:#fff;}
.nav .cta:hover{background:var(--accent-deep); color:#fff;}

/* === Hero Banner (首页首部大通栏) === */
.hero-banner{
  width:100%;
  margin-top:var(--nav-h);
  background:linear-gradient(180deg,#eaf3f9 0%, #dceaf2 100%);
  overflow:hidden;
}
.hero-banner img{
  display:block;
  width:100%;
  height:auto;
  max-width:1920px;
  margin:0 auto;
}

/* === Hero Intro (通栏下面的文字简介) === */
.hero-intro{
  padding:clamp(56px, 8vw, 88px) 24px clamp(48px, 7vw, 72px);
  text-align:center;
  background:linear-gradient(180deg, var(--bg) 0%, var(--bg-3) 100%);
}
.hero-intro .container{max-width:980px;}
.hero-intro .eyebrow{
  font-size:14px; letter-spacing:0.18em; text-transform:uppercase;
  color:var(--fg-3); margin-bottom:24px;
}
.hero-intro h1{
  font-family:var(--f-en);
  font-weight:600;
  font-size:clamp(40px, 6.5vw, 76px);
  line-height:1.08;
  letter-spacing:-0.04em;
  color:var(--fg);
}
.hero-intro .sub{
  margin-top:24px;
  font-size:clamp(16px, 1.5vw, 20px);
  color:var(--fg-2);
  max-width:680px;
  margin-left:auto; margin-right:auto;
}
.hero-intro .actions{margin-top:40px; display:flex; gap:14px; flex-wrap:wrap; justify-content:center;}

/* === Buttons === */
.btn{
  display:inline-flex; align-items:center; gap:6px;
  padding:14px 28px; border-radius:var(--r-pill);
  font-size:16px; font-weight:500; line-height:1;
  transition:transform .2s, background .2s, color .2s;
  cursor:pointer;
}
.btn-primary{background:var(--accent); color:#fff;}
.btn-primary:hover{background:var(--accent-deep); color:#fff; transform:translateY(-1px);}
.btn-ghost{background:transparent; color:var(--fg); border:1px solid var(--fg);}
.btn-ghost:hover{background:var(--fg); color:#fff;}
.btn-sm{padding:10px 20px; font-size:14px;}

/* === Section 通用 === */
section{padding:var(--section-pad) 0;}
.section-eyebrow{
  font-size:13px; letter-spacing:0.16em; text-transform:uppercase;
  color:var(--fg-3); margin-bottom:18px; font-weight:500;
}
.section-title{
  font-family:var(--f-en);
  font-weight:600;
  font-size:clamp(36px, 5vw, 72px);
  line-height:1.05;
  letter-spacing:-0.035em;
  color:var(--fg);
  max-width:880px;
}
.section-lead{
  margin-top:24px;
  font-size:clamp(17px, 1.6vw, 21px);
  color:var(--fg-2);
  max-width:680px;
  line-height:1.55;
}

.bg-alt{background:var(--bg-2);}
.bg-warm{background:var(--bg-warm);}

/* === 数据条 === */
.stats{
  display:grid; grid-template-columns:repeat(4,1fr); gap:8px;
  padding:24px;
  background:#fff;
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);
  margin-top:-72px;
  position:relative; z-index:2;
}
.stat{padding:24px; text-align:center; border-right:1px solid var(--border-soft);}
.stat:last-child{border-right:0;}
.stat .num{
  font-family:var(--f-en); font-weight:600;
  font-size:clamp(40px, 4vw, 56px); line-height:1;
  letter-spacing:-0.03em; color:var(--fg);
}
.stat .label{margin-top:10px; font-size:14px; color:var(--fg-2);}

/* === 双列 === */
.two-col{
  display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:center;
}
.two-col .media img{border-radius:var(--r-lg); width:100%;}
.two-col .copy h2{margin-top:0;}

/* 全院合影通栏图 */
figure.staff-group{
  margin:0;
  border-radius:var(--r-lg);
  overflow:hidden;
  background:var(--bg-3);
  border:1px solid var(--border);
}
figure.staff-group img{
  display:block;
  width:100%;
  height:auto;
}

/* === 卡片 === */
.card-grid{display:grid; gap:24px;}
.cols-3{grid-template-columns:repeat(3,1fr);}
.cols-4{grid-template-columns:repeat(4,1fr);}
@media (max-width: 980px){
  .cols-3, .cols-4{grid-template-columns:repeat(2,1fr);}
}
@media (max-width: 640px){
  .cols-3, .cols-4{grid-template-columns:1fr;}
  .two-col{grid-template-columns:1fr; gap:48px;}
  .stats{grid-template-columns:repeat(2,1fr); margin-top:0;}
  .stat{border-right:0; border-bottom:1px solid var(--border-soft);}
}

/* 医生卡 */
.doc-card{
  background:#fff; border-radius:var(--r-lg); overflow:hidden;
  transition:transform .35s ease, box-shadow .35s ease;
  border:1px solid var(--border-soft);
}
.doc-card:hover{transform:translateY(-6px); box-shadow:var(--shadow-2);}
.doc-card .photo{
  aspect-ratio: 3 / 4;
  background:var(--bg-2);
  overflow:hidden;
}
.doc-card .photo img{width:100%; height:100%; object-fit:cover;}
.doc-card .body{padding:24px 24px 28px;}
.doc-card .name{font-family:var(--f-en); font-weight:600; font-size:22px; letter-spacing:-0.02em;}
.doc-card .title{margin-top:4px; font-size:14px; color:var(--fg-2);}
.doc-card .cred{margin-top:14px; font-size:13px; color:var(--fg-3); line-height:1.5;}
.doc-card .spec{margin-top:18px; padding-top:18px; border-top:1px solid var(--border-soft);}
.doc-card .spec h5{font-size:13px; color:var(--fg-3); font-weight:500; letter-spacing:0.04em; text-transform:uppercase; margin-bottom:10px;}
.doc-card .spec ul{list-style:none; font-size:14px; color:var(--fg-2); line-height:1.7;}
.doc-card .spec li::before{content:'·'; color:var(--fg-3); margin-right:8px;}

/* 护士卡(更紧凑) */
.nurse-card{
  background:#fff; border-radius:var(--r-md); overflow:hidden;
  border:1px solid var(--border-soft);
  transition:transform .35s ease;
}
.nurse-card:hover{transform:translateY(-4px);}
.nurse-card .photo{aspect-ratio:3/4; background:var(--bg-2); overflow:hidden;}
.nurse-card .photo img{width:100%; height:100%; object-fit:cover;}
.nurse-card .body{padding:18px 20px 22px;}
.nurse-card .name{font-weight:600; font-size:18px;}
.nurse-card .role{margin-top:2px; font-size:13px; color:var(--fg-2);}

/* === 服务分类卡 === */
.svc-card{
  background:#fff; border-radius:var(--r-lg); padding:36px 32px;
  border:1px solid var(--border-soft);
  transition:transform .35s ease, box-shadow .35s ease;
}
.svc-card:hover{transform:translateY(-4px); box-shadow:var(--shadow-2);}
.svc-card .icon{
  width:56px; height:56px; border-radius:14px; background:var(--bg-2);
  display:flex; align-items:center; justify-content:center; color:var(--accent);
}
.svc-card h3{margin-top:24px; font-size:22px; font-weight:600; letter-spacing:-0.01em;}
.svc-card p{margin-top:12px; color:var(--fg-2); font-size:15px; line-height:1.6;}
.svc-card .tag{margin-top:18px; font-size:13px; color:var(--fg-3);}

/* === 环境画廊 === */
.gallery{
  display:grid; grid-template-columns:repeat(6,1fr); gap:16px;
}
.gallery .tile{
  position:relative; overflow:hidden; border-radius:var(--r-md);
  background:var(--bg-2);
  aspect-ratio:4/3;
}
.gallery .tile img{width:100%; height:100%; object-fit:cover; transition:transform .6s ease;}
.gallery .tile:hover img{transform:scale(1.05);}
.gallery .tile.large{grid-column:span 3;}
.gallery .tile.wide{grid-column:span 2;}
.gallery .tile.tall{grid-row:span 2; aspect-ratio:1/1;}
@media (max-width: 768px){
  .gallery{grid-template-columns:repeat(2,1fr);}
  .gallery .tile.large,
  .gallery .tile.wide,
  .gallery .tile.tall{grid-column:auto; grid-row:auto; aspect-ratio:4/3;}
}

/* === 联系条 === */
.contact{
  background:var(--bg-2);
  border-radius:var(--r-lg);
  padding:48px;
  display:grid; grid-template-columns:1.4fr 1fr; gap:48px; align-items:center;
}
.contact h3{font-size:32px; font-weight:600; letter-spacing:-0.02em;}
.contact .meta{margin-top:24px; display:flex; flex-direction:column; gap:16px;}
.contact .meta .row{display:flex; gap:12px; font-size:16px; color:var(--fg-2);}
.contact .meta .row b{color:var(--fg); min-width:90px; font-weight:500;}
.contact .qr-block{display:grid; grid-template-columns:repeat(4,1fr); gap:16px;}
.contact .qr-block .qr{background:#fff; border-radius:var(--r-md); padding:14px; text-align:center;}
.contact .qr-block .qr img{width:100%; aspect-ratio:1; object-fit:contain;}
.contact .qr-block .qr span{display:block; margin-top:8px; font-size:13px; color:var(--fg-2);}
@media (max-width: 768px){
  .contact{grid-template-columns:1fr; padding:32px;}
  .contact .qr-block{grid-template-columns:repeat(2,1fr);}
}

/* === Footer === */
.footer{
  background:var(--fg); color:#d2d2d7; padding:64px 0 32px;
  font-size:13px;
}
.footer .cols{display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:48px;}
.footer .cols h6{color:#fff; font-size:13px; margin-bottom:18px; font-weight:500;}
.footer .cols ul{list-style:none;}
.footer .cols li{margin-bottom:10px;}
.footer .cols a:hover{color:#fff;}
.footer .brand{display:flex; align-items:center; gap:14px; margin-bottom:24px;}
.footer .brand img{height:36px; width:auto; filter:brightness(0) invert(1);}
.footer .about{color:#86868b; line-height:1.7; max-width:340px;}
.footer .legal{margin-top:48px; padding-top:24px; border-top:1px solid #424245; color:#86868b;}
@media (max-width: 768px){
  .footer .cols{grid-template-columns:1fr 1fr; gap:32px;}
}

/* === 渐入动画(无 JS 时保证可见,有 JS 时再隐藏渐入) === */
.reveal{opacity:1; transform:translateY(0); transition:opacity .9s ease, transform .9s ease;}
.reveal-delay-1{transition-delay:.1s;}
.reveal-delay-2{transition-delay:.2s;}
.reveal-delay-3{transition-delay:.3s;}

/* === 二维码 floating === */
.float-qr{
  position:fixed; right:24px; bottom:24px; z-index:90;
  display:flex; flex-direction:column; gap:12px;
}
.float-qr a{
  width:56px; height:56px; border-radius:50%;
  background:#fff; box-shadow:var(--shadow-2);
  display:flex; align-items:center; justify-content:center;
  color:var(--fg); font-size:11px; font-weight:500;
  text-align:center; padding:6px;
  transition:transform .2s;
}
.float-qr a:hover{transform:translateY(-3px); color:var(--fg);}

/* === 中心介绍页 === */
.page-hero{
  padding:calc(var(--nav-h) + 96px) 0 64px;
  text-align:center;
  background:linear-gradient(180deg, var(--bg) 0%, var(--bg-3) 100%);
}
.page-hero h1{font-family:var(--f-en); font-weight:600; font-size:clamp(40px, 6vw, 80px); letter-spacing:-0.035em; line-height:1.06;}
.page-hero p{margin:24px auto 0; max-width:640px; color:var(--fg-2); font-size:18px;}

/* 团队页 — lead 主治 */
.leadership-section{margin-bottom:64px;}
.leadership-section h2{font-family:var(--f-en); font-weight:600; font-size:32px; letter-spacing:-0.02em;}
.leadership-section .sub{color:var(--fg-2); margin-top:6px; font-size:15px;}

.bio-detail{
  background:#fff; border:1px solid var(--border-soft);
  border-radius:var(--r-lg); padding:32px; margin-top:24px;
  display:none;
}
.doc-card.open .bio-detail{display:block;}
.doc-card.open .toggle::after{transform:rotate(180deg);}
.toggle{display:inline-flex; align-items:center; gap:6px; margin-top:20px; font-size:14px; color:var(--accent); cursor:pointer; user-select:none;}
.toggle::after{content:'⌄'; transition:transform .25s;}

/* 资深介绍页面 card 内容 */
.bio-detail h4{margin-top:24px; font-size:13px; font-weight:500; letter-spacing:0.04em; text-transform:uppercase; color:var(--fg-3);}
.bio-detail h4:first-child{margin-top:0;}
.bio-detail ul{list-style:none; margin-top:12px; font-size:15px; color:var(--fg-2); line-height:1.7;}
.bio-detail ul.bullets li::before{content:'·'; color:var(--fg-3); margin-right:8px;}
.bio-detail .academics li::before{content:'√'; color:var(--accent); margin-right:8px;}
.bio-detail p{margin-top:8px; font-size:15px; color:var(--fg-2);}

/* 护理 grid 容器 */
.nurse-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:20px;}
@media (max-width: 768px){.nurse-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width: 480px){.nurse-grid{grid-template-columns:1fr;}}

.nurse-card .body .desc{margin-top:12px; font-size:13px; color:var(--fg-3); line-height:1.6; display:-webkit-box; -webkit-line-clamp:3; -webkit-box-orient:vertical; overflow:hidden;}

/* 顶部展示卡 (leadership) — 4 位核心专家 */
.lead-row{display:grid; grid-template-columns:repeat(4,1fr); gap:20px; margin-top:32px;}
@media (max-width: 1100px){.lead-row{grid-template-columns:repeat(2,1fr); gap:24px;}}
@media (max-width: 768px){.lead-row{grid-template-columns:1fr;}}
.lead-row .doc-card .body{padding:24px 22px 28px;}
/* 4 列窄卡时收敛字号, 避免职务文字溢出 */
.lead-row .doc-card .title{font-size:13px; line-height:1.5;}
.lead-row .doc-card .cred{font-size:12.5px; line-height:1.6;}
/* =====================================================================
   服务项目页 (services.html)
   ===================================================================== */

/* --- 先读这几句 --- */
.sv-notice{list-style:none; margin-top:32px; display:grid; gap:14px;}
.sv-notice li{
  position:relative; padding-left:22px;
  font-size:15.5px; line-height:1.75; color:var(--fg-2);
}
.sv-notice li::before{
  content:''; position:absolute; left:2px; top:11px;
  width:6px; height:6px; border-radius:50%;
  background:var(--accent); opacity:.45;
}

/* --- 板块吸顶导航 --- */
.sv-subnav{
  position:sticky; top:var(--nav-h); z-index:60;
  background:rgba(255,255,255,0.82);
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--border);
}
.sv-subnav-scroll{
  display:flex; gap:8px; padding:12px 0;
  overflow-x:auto; scrollbar-width:none; -ms-overflow-style:none;
}
.sv-subnav-scroll::-webkit-scrollbar{display:none;}
.sv-subnav-scroll a{
  flex:0 0 auto; white-space:nowrap;
  font-size:14px; color:var(--fg-2);
  padding:7px 16px; border-radius:var(--r-pill);
  border:1px solid var(--border);
  transition:background .25s, color .25s, border-color .25s;
}
.sv-subnav-scroll a:hover{color:var(--fg); border-color:rgba(0,0,0,0.22);}
.sv-subnav-scroll a.on{background:var(--fg); color:#fff; border-color:var(--fg);}

/* --- 板块 --- */
.sv-section{padding:var(--section-pad) 0;}
.sv-section.bg-alt{background:var(--bg-2);}
.sv-section:first-child{padding-top:clamp(56px, 6vw, 88px);}
.sv-sec-head{margin-bottom:clamp(36px, 4vw, 60px); max-width:720px;}
.sv-sec-head h2{font-size:clamp(30px, 3.8vw, 46px); font-weight:600; letter-spacing:-0.03em;}
.sv-sec-intro{margin-top:14px; font-size:17px; line-height:1.72; color:var(--fg-2);}
.sv-sec-count{margin-top:16px; font-size:13px; color:var(--fg-3); font-family:var(--f-en);}

/* --- 服务线卡片 --- */
.sv-grid{display:grid; grid-template-columns:repeat(auto-fit, minmax(430px, 1fr)); gap:20px;}
@media (max-width: 900px){ .sv-grid{grid-template-columns:1fr;} }

.sv-card{
  display:flex; flex-direction:column;
  background:#fff; border:1px solid var(--border-soft);
  border-radius:var(--r-lg); padding:clamp(24px, 2.2vw, 34px);
  transition:box-shadow .35s ease, transform .35s ease;
}
.sv-card:hover{box-shadow:var(--shadow-2); transform:translateY(-2px);}
.sv-head h3{font-size:21px; font-weight:600; letter-spacing:-0.02em; line-height:1.35;}
.sv-tagline{margin-top:7px; font-size:14px; color:var(--accent); letter-spacing:-0.005em;}

.sv-device{
  margin-top:18px; padding:13px 15px;
  background:var(--bg-3); border:1px solid var(--border-soft);
  border-radius:var(--r-sm);
  display:flex; flex-direction:column; gap:4px;
}
.sv-dev-name{font-size:13.5px; font-weight:500; color:var(--fg); line-height:1.5;}
.sv-dev-meta{font-size:12px; color:var(--fg-3); font-family:var(--f-en); line-height:1.5;}
.sv-dev-cls{
  align-self:flex-start; margin-top:3px;
  font-size:11px; padding:2px 8px; border-radius:var(--r-pill);
  background:rgba(0,113,227,0.08); color:var(--accent-deep);
}

.sv-intro{margin-top:16px; font-size:15px; line-height:1.8; color:var(--fg-2);}

/* --- 关键词 / 标签 --- */
.sv-chips{margin-top:18px; display:flex; flex-wrap:wrap; gap:7px; align-items:center;}
.sv-chips-label{
  font-size:11px; letter-spacing:0.08em; color:var(--fg-3);
  margin-right:3px; flex:0 0 auto;
}
.sv-chip{
  font-size:12.5px; line-height:1.5;
  padding:4px 11px; border-radius:var(--r-pill); white-space:nowrap;
}
.sv-chip-k{background:rgba(0,113,227,0.08); color:var(--accent-deep);}
.sv-chip-t{border:1px solid var(--border); color:var(--fg-2); background:#fff;}

/* --- 提示 --- */
.sv-notes{margin-top:18px; display:grid; gap:10px;}
.sv-note{
  display:flex; gap:10px; align-items:flex-start;
  font-size:13.5px; line-height:1.75;
  padding:12px 14px; border-radius:var(--r-sm);
}
.sv-note-tag{
  flex:0 0 auto; font-size:11px; font-weight:500;
  padding:2px 7px; border-radius:var(--r-pill); margin-top:2px;
}
.sv-note-warn{background:#fdf6ea; color:#6a4a13;}
.sv-note-warn .sv-note-tag{background:#f3e2c2; color:#8a6218;}
.sv-note-info{background:var(--bg-2); color:var(--fg-2);}
.sv-note-info .sv-note-tag{background:rgba(0,0,0,0.06); color:var(--fg-3);}
.sv-note-text{flex:1 1 auto; min-width:0;}

/* --- 展开价目 --- */
.sv-disclose{
  margin-top:auto; padding-top:22px;
  display:flex; align-items:center; gap:10px; width:100%;
  background:none; border:none; border-top:1px solid var(--border-soft);
  font-family:inherit; font-size:14px; color:var(--accent);
  text-align:left; cursor:pointer;
}
.sv-disclose .sv-d-txt{font-weight:500;}
.sv-disclose .sv-d-range{
  margin-left:auto; font-size:12px; color:var(--fg-3); font-family:var(--f-en);
}
.sv-disclose .sv-chev{flex:0 0 auto; transition:transform .3s ease;}
.sv-card.open .sv-disclose .sv-chev{transform:rotate(180deg);}
.sv-card.open .sv-disclose{border-top-color:transparent;}

.sv-disclose-body{display:none; margin-top:4px;}
.sv-card.open .sv-disclose-body{display:block;}

/* --- 价目表 --- */
.sv-ptable-wrap{
  overflow-x:auto; border:1px solid var(--border-soft);
  border-radius:var(--r-sm); background:#fff;
}
.sv-ptable{width:100%; border-collapse:collapse; font-size:13.5px; min-width:480px;}
.sv-ptable th{
  text-align:left; font-weight:500; font-size:12px;
  color:var(--fg-3); letter-spacing:0.04em; white-space:nowrap;
  padding:10px 14px; background:var(--bg-3);
  border-bottom:1px solid var(--border-soft);
}
.sv-ptable td{
  padding:11px 14px; border-bottom:1px solid var(--border-soft);
  color:var(--fg-2); vertical-align:top; line-height:1.6;
}
.sv-ptable tbody tr:last-child td{border-bottom:none;}
.sv-ptable .sv-c-name{color:var(--fg); font-weight:500; white-space:nowrap;}
.sv-ptable .sv-c-spec{color:var(--fg-3); white-space:nowrap;}
.sv-ptable .sv-c-price{
  text-align:right; white-space:nowrap;
  font-family:var(--f-en); font-variant-numeric:tabular-nums; color:var(--fg);
}
.sv-ptable .sv-c-remark{min-width:170px; font-size:12.5px;}
.sv-ptable tr.sv-is-addon td{color:var(--fg-3);}
.sv-ptable tr.sv-is-addon .sv-c-name{color:var(--fg-3); font-weight:400;}

/* --- 页面英雄补充 --- */
.page-hero p{max-width:700px;}

/* ============================================================
   微信分享：浮动按钮 + 弹层
   ============================================================ */
.sh-fab{
  position:fixed; right:20px; bottom:24px; z-index:80;
  width:52px; height:52px; border-radius:50%;
  background:var(--fg); color:#fff;
  border:none; box-shadow:var(--shadow-2);
  display:flex; align-items:center; justify-content:center;
  cursor:pointer; transition:transform .2s ease, background .2s ease;
}
.sh-fab:hover{ transform:translateY(-2px); background:#000; }
.sh-fab svg{ width:24px; height:24px; display:block; }
@media (max-width:640px){
  .sh-fab{ right:14px; bottom:18px; width:48px; height:48px; }
  .sh-fab svg{ width:22px; height:22px; }
}

.sh-backdrop{
  position:fixed; inset:0; z-index:200;
  background:rgba(11, 17, 32, 0);
  display:flex; align-items:flex-end; justify-content:center;
  opacity:0; pointer-events:none; transition:opacity .25s ease, background .25s ease;
}
.sh-backdrop.open{
  background:rgba(11, 17, 32, 0.45);
  opacity:1; pointer-events:auto;
}
@media (min-width:720px){
  .sh-backdrop{ align-items:center; }
}

.sh-sheet{
  position:relative; width:100%; max-width:440px;
  background:#fff; color:var(--fg);
  border-radius:22px 22px 0 0;
  box-shadow:0 -10px 40px rgba(0,0,0,0.12);
  padding:0 24px calc(env(safe-area-inset-bottom, 12px) + 16px);
  transform:translateY(20px); transition:transform .3s cubic-bezier(.2,.7,.3,1);
  font-family:var(--f-cjk);
}
.sh-backdrop.open .sh-sheet{ transform:translateY(0); }
@media (min-width:720px){
  .sh-sheet{ border-radius:18px; padding:0 0 20px; }
}

.sh-handle{
  width:36px; height:4px; border-radius:999px;
  background:rgba(0,0,0,0.12);
  margin:8px auto 6px;
}
@media (min-width:720px){ .sh-handle{ display:none; } }

.sh-head{
  display:flex; align-items:center; justify-content:space-between;
  padding:6px 0 10px;
  border-bottom:1px solid rgba(0,0,0,0.06);
}
.sh-title{ font-size:16px; font-weight:600; margin:0; letter-spacing:0.2px; }
.sh-close{
  width:32px; height:32px; border-radius:50%;
  background:transparent; border:none; cursor:pointer;
  font-size:22px; line-height:1; color:var(--fg-3);
  display:flex; align-items:center; justify-content:center;
}
.sh-close:hover{ background:rgba(0,0,0,0.05); color:var(--fg); }

.sh-body{
  padding:18px 0 8px;
  display:flex; flex-direction:column; align-items:stretch; gap:14px;
}

.sh-foot{
  padding:8px 0 0;
  border-top:1px solid rgba(0,0,0,0.05);
}
.sh-hint{ font-size:12px; color:var(--fg-3); line-height:1.6; margin:0; text-align:center; }

.sh-lead{ font-size:16px; font-weight:600; margin:0; text-align:center; color:var(--fg); }
.sh-sub{ font-size:13px; line-height:1.65; color:var(--fg-2); margin:0; text-align:center; }

.sh-illu{
  display:flex; gap:14px; justify-content:center; flex-wrap:wrap;
  padding:8px 0 4px;
}
.sh-illu-icon{
  width:64px; height:64px; border-radius:18px;
  background:var(--bg-2); display:flex; align-items:center; justify-content:center;
  font-size:32px;
}
.sh-illu-wx{
  background:var(--bg-2); border-radius:14px; padding:16px;
  flex-direction:column; align-items:stretch; gap:8px;
}
.sh-illu-step{
  display:flex; align-items:center; gap:10px; font-size:14px; color:var(--fg);
}
.sh-illu-num{
  width:22px; height:22px; border-radius:50%;
  background:var(--fg); color:#fff; font-size:12px; font-weight:600;
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.sh-illu-txt b{ font-weight:600; }

.sh-grid2{
  display:grid; grid-template-columns:1fr 1fr; gap:10px;
}
.sh-tile{
  display:flex; flex-direction:column; align-items:center; gap:6px;
  padding:16px 8px; border-radius:14px;
  background:var(--bg-2); color:var(--fg);
  text-decoration:none; cursor:pointer;
  border:1px solid transparent;
  transition:background .2s ease, border-color .2s ease, transform .2s ease;
}
.sh-tile:hover{ background:var(--bg-3); transform:translateY(-1px); }
.sh-tile-ico{ font-size:30px; line-height:1; }
.sh-tile-t{ font-size:14px; font-weight:600; }
.sh-tile-d{ font-size:11px; color:var(--fg-3); }
.sh-tile-fail{ background:#fdecec; border-color:#f3b8b8; }
.sh-tile-fail .sh-tile-d{ color:#a23a3a; }

.sh-divider{
  height:1px; background:rgba(0,0,0,0.06); margin:6px 0;
}

.sh-qr{
  width:184px; height:184px; margin:4px auto 0;
  display:flex; align-items:center; justify-content:center;
  background:#fff; border:1px solid rgba(0,0,0,0.06); border-radius:12px;
  padding:8px;
}
.sh-qr canvas, .sh-qr img{ display:block; width:168px; height:168px; }
.sh-qr-cap{ font-size:12px; color:var(--fg-3); text-align:center; }

.sh-mini{
  display:flex; gap:10px; padding:10px;
  background:var(--bg-2); border-radius:12px; align-items:center;
}
.sh-mini-img{
  width:64px; height:64px; object-fit:cover; border-radius:8px; flex-shrink:0;
  background:#fff;
}
.sh-mini-meta{ min-width:0; }
.sh-mini-title{ font-size:13px; font-weight:600; color:var(--fg); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.sh-mini-desc{ font-size:12px; color:var(--fg-2); line-height:1.4; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; margin-top:2px; }
.sh-mini-from{ font-size:11px; color:var(--fg-3); margin-top:4px; }

.sh-btn{
  display:flex; align-items:center; justify-content:center;
  height:44px; border-radius:12px; font-size:14px; font-weight:500;
  border:none; cursor:pointer; transition:background .2s ease, color .2s ease;
  font-family:inherit;
}
.sh-btn-primary{ background:var(--fg); color:#fff; }
.sh-btn-primary:hover{ background:#000; }
.sh-btn-ghost{ background:transparent; color:var(--fg-2); }
.sh-btn-ghost:hover{ background:var(--bg-2); color:var(--fg); }


/* --- 微信分享缩略图载体（微信抓页面 DOM 内的 img，需保留在文档中） --- */
.wx-share-img{position:absolute; left:0; top:0; width:0; height:0; overflow:hidden; z-index:-1; opacity:0; pointer-events:none;}

/* =====================================================================
   移动端优化 (≤ 900px)
   - 关键原则: 横向不溢出 / 触控目标 ≥ 44px / 文字不被压扁 / 安全区适配
   ===================================================================== */

/* 全局: 防止 iOS 横向字号膨胀 + 阻止横向溢出 (不破坏 sticky) */
html{ scroll-padding-top: calc(var(--nav-h) + 8px); -webkit-text-size-adjust:100%; text-size-adjust:100%; }
body{ overflow-x: clip; }           /* 优先 clip, 不创建滚动容器, sticky 仍生效 */
@supports not (overflow-x: clip){
  body{ overflow-x: hidden; }
}

/* 修复 #1: logo 图被 flex 容器压扁, max-width:100% + height:固定 一起作用会破坏比例 */
.nav .logo{ flex: 0 0 auto; }
.nav .logo img{
  height: 28px; width: auto; max-width: none;
  display: block;
}

/* === 汉堡按钮 (桌面隐藏) === */
.nav-burger{
  display: none;
  margin-left: auto;
  width: 44px; height: 44px;
  border: 0; background: transparent;
  border-radius: 10px;
  cursor: pointer;
  align-items: center; justify-content: center;
  color: var(--fg);
  -webkit-tap-highlight-color: transparent;
}
.nav-burger:hover{ background: rgba(0,0,0,0.05); }
.nav-burger:active{ background: rgba(0,0,0,0.08); }
.nav-burger svg{ width: 24px; height: 24px; display: block; color: var(--fg); }
.nav-burger .bars{ color: var(--fg); }
.nav-burger .x{ color: var(--fg); }
.nav-burger .x, .nav-burger .bars{ transition: opacity .2s ease, transform .25s ease; }
.nav-burger .x{ display: none; }
.nav-burger[aria-expanded="true"] .bars{ display: none; }
.nav-burger[aria-expanded="true"] .x{ display: block; }

/* === 移动端导航浮层 (默认隐藏) === */
.nav-panel{
  display: none;
  position: fixed; left: 0; right: 0;
  top: var(--nav-h);
  z-index: 95;
  background: rgba(255,255,255,0.96);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 16px calc(16px + env(safe-area-inset-bottom, 0px));
  max-height: calc(100vh - var(--nav-h));
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  transform: translateY(-12px);
  opacity: 0;
  pointer-events: none;
  transition: transform .25s ease, opacity .2s ease;
}
.nav-panel.open{
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.nav-panel a{
  display: flex; align-items: center; justify-content: space-between;
  min-height: 52px;            /* ≥ 44 触控目标 */
  padding: 14px 14px;
  font-size: 17px; font-weight: 500;
  color: var(--fg);
  border-radius: 12px;
  -webkit-tap-highlight-color: transparent;
}
.nav-panel a + a{ margin-top: 2px; }
.nav-panel a:active{ background: rgba(0,0,0,0.05); }
.nav-panel a.active{ color: var(--accent); }
.nav-panel a.active::after{
  content: '·'; color: var(--accent); font-size: 24px; line-height: 1;
}
.nav-panel .panel-cta{
  display: flex; align-items: center; justify-content: center;
  height: 52px; margin-top: 12px;
  font-size: 16px; font-weight: 500;
  color: #fff; background: var(--fg);
  border-radius: 999px;
  -webkit-tap-highlight-color: transparent;
}
.nav-panel .panel-cta:active{ background: #000; }
.nav-panel .panel-meta{
  margin-top: 18px; padding-top: 18px;
  border-top: 1px solid var(--border-soft);
  font-size: 13px; color: var(--fg-3);
  line-height: 1.7;
}
.nav-panel .panel-meta a{ min-height: 0; padding: 4px 0; font-size: 14px; color: var(--fg-2); }

/* 移动端滚动锁定 (body.nav-locked 时) */
body.nav-locked{ overflow: hidden; }

/* 浮层打开时为 nav 也加 safe-area padding, 让出刘海 */
@supports (padding: max(0px)){
  .nav .inner{ padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); }
  .nav-panel{ padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); }
}

/* === 移动端 (≤ 900px) === */
@media (max-width: 900px){
  /* 导航: 收起链接与 CTA, 露出汉堡 */
  html{ --nav-h: 56px; }
  .nav .links{ display: none; }
  .nav .cta{ display: none; }
  .nav-burger{ display: inline-flex !important; }
  .nav-panel{ display: block; }
  .nav .logo img{ height: 22px; }

  /* 通用排版: 段落和按钮更紧凑 */
  body{ font-size: 16px; line-height: 1.65; }
  .container, .container-narrow{ padding: 0 18px; }
  section{ padding: clamp(48px, 11vw, 72px) 0; }

  /* Hero 收紧 */
  .hero-banner{ margin-top: var(--nav-h); }
  .hero-intro{ padding: 48px 18px 40px; }
  .hero-intro h1{ font-size: clamp(28px, 9vw, 44px); line-height: 1.15; }
  .hero-intro .eyebrow{ font-size: 12px; letter-spacing: 0.16em; margin-bottom: 16px; }
  .hero-intro .sub{ font-size: 13px; line-height: 1.65; max-width: 100%; }
  .hero-intro .actions{ width: 100%; max-width: 320px; flex-direction: column; gap: 10px; margin-top: 32px; }
  .hero-intro .actions .btn{ width: 100%; justify-content: center; padding: 14px 22px; }

  /* 章节标题 */
  .section-eyebrow{ font-size: 12px; margin-bottom: 14px; }
  .section-title{ font-size: clamp(28px, 8vw, 40px); }
  .section-lead{ font-size: 16px; line-height: 1.6; }

  /* 数据条 */
  .stats{ margin-top: -40px; padding: 16px; gap: 4px; }
  .stat{ padding: 14px 6px; min-width: 0; }
  .stat .num{ font-size: 30px; }
  .stat .num.is-date{ font-size: 17px; letter-spacing: -0.02em; }
  .stat .label{ font-size: 11px; line-height: 1.4; min-width: 0; max-width: 100%; white-space: normal; }

  /* 双列 */
  .two-col{ grid-template-columns: 1fr; gap: 36px; }

  /* 服务卡 */
  .svc-card{ padding: 28px 24px; }
  .svc-card h3{ font-size: 19px; }
  .svc-card p{ font-size: 14.5px; }

  /* 医生卡 / 护士卡: 缩小内边距 */
  .doc-card .body{ padding: 20px 22px 24px; }
  .doc-card .name{ font-size: 20px; }
  .doc-card .title{ font-size: 13px; }
  .doc-card .cred{ font-size: 12.5px; }

  /* 核心专家: 平板/大屏手机 2 列, 窄屏 1 列 */
  .lead-row{ grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .lead-row .doc-card .body{ padding: 18px 16px 20px; }
  .lead-row .doc-card .title{ font-size: 12.5px; }
  .lead-row .doc-card .cred{ font-size: 12px; }

  /* 环境画廊 */
  .gallery{ grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .gallery .tile{ aspect-ratio: 1/1; border-radius: 14px; }

  /* 联系条: 留电话/地址更易点 */
  .contact{ padding: 28px 22px; gap: 28px; }
  .contact h3{ font-size: 24px; }
  .contact .meta{ gap: 12px; }
  .contact .meta .row{
    flex-direction: column; gap: 4px;
    padding: 10px 0; border-bottom: 1px solid var(--border-soft);
    font-size: 15px;
  }
  .contact .meta .row:last-child{ border-bottom: 0; }
  .contact .meta .row b{ min-width: 0; font-size: 12px; color: var(--fg-3); letter-spacing: 0.04em; }
  .contact .meta .row a{ color: var(--fg); }
  .contact .qr-block{ grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .contact .qr-block .qr{ padding: 12px; }
  .contact .qr-block .qr img{ aspect-ratio: 1; }

  /* 按钮: 大触控目标 */
  .btn{ padding: 14px 22px; font-size: 15px; }
  .btn-sm{ padding: 11px 18px; font-size: 14px; }

  /* Page hero */
  .page-hero{ padding: calc(var(--nav-h) + 56px) 0 44px; }
  .page-hero h1{ font-size: clamp(32px, 9vw, 48px); }
  .page-hero p{ font-size: 16px; padding: 0 8px; }

  /* Footer */
  .footer{ padding: 48px 0 24px; }
  .footer .cols{ grid-template-columns: 1fr 1fr; gap: 28px 24px; }
  .footer .cols > div:first-child{ grid-column: 1 / -1; }
  .footer .about{ font-size: 13px; }
  .footer .legal{ margin-top: 32px; font-size: 12px; }
}

@media (max-width: 520px){
  .footer .cols{ grid-template-columns: 1fr; }
  .contact .qr-block{ grid-template-columns: repeat(2, 1fr); }
}

/* 服务项目页移动端 */
@media (max-width: 900px){
  .sv-subnav{ top: var(--nav-h); }
  .sv-subnav-scroll{ padding: 8px 0; }
  .sv-subnav-scroll a{ font-size: 13px; padding: 6px 12px; }

  .sv-grid{ grid-template-columns: 1fr; gap: 14px; }
  .sv-card{ padding: 22px 20px; border-radius: 18px; }
  .sv-head h3{ font-size: 18px; }
  .sv-tagline{ font-size: 13px; }
  .sv-intro{ font-size: 14.5px; line-height: 1.75; }
  .sv-chips{ gap: 6px; }
  .sv-chip{ font-size: 12px; padding: 3px 9px; }
  .sv-device{ padding: 11px 13px; }
  .sv-dev-name{ font-size: 13px; }
  .sv-dev-meta{ font-size: 11.5px; }
  .sv-note{ font-size: 13px; padding: 11px 12px; }
  .sv-disclose{ padding-top: 18px; font-size: 13.5px; }
  .sv-ptable-wrap{
    margin: 0 -20px;
    padding: 0 20px;
    border-left: 0; border-right: 0; border-radius: 0;
    background: linear-gradient(90deg, #fff 30%, rgba(255,255,255,0)) left center / 24px 100% no-repeat,
                linear-gradient(270deg, #fff 30%, rgba(255,255,255,0)) right center / 24px 100% no-repeat,
                linear-gradient(90deg, rgba(0,0,0,0.04), rgba(0,0,0,0)) left center / 24px 100% no-repeat,
                linear-gradient(270deg, rgba(0,0,0,0.04), rgba(0,0,0,0)) right center / 24px 100% no-repeat;
    scroll-snap-type: x mandatory;
  }
  .sv-ptable{ font-size: 13px; min-width: 460px; }
  .sv-ptable th, .sv-ptable td{ padding: 9px 12px; }
  .sv-ptable .sv-c-remark{ min-width: 130px; font-size: 12px; }
}

/* === 超窄屏 (≤ 480px) === */
@media (max-width: 480px){
  .stat .num{ font-size: 28px; }
  .stat .num.is-date{ font-size: 16px; }
  .stat .label{ font-size: 11px; line-height: 1.4; }

  /* 联系条二维码 2x2 紧排 */
  .contact .qr-block{ grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .contact .qr-block .qr{ padding: 10px; }
  .contact .qr-block .qr span{ font-size: 12px; }

  /* 章节标题再缩 */
  .section-title{ font-size: clamp(26px, 7vw, 36px); }

  /* 核心专家: 窄屏单列, 横向铺开更舒展 */
  .lead-row{ grid-template-columns: 1fr; gap: 16px; }
  .lead-row .doc-card .body{ padding: 20px 20px 24px; }
}

/* 触控反馈: 兼容 hover 设备才用 hover 效果 */
@media (hover: hover){
  .doc-card:hover, .nurse-card:hover, .svc-card:hover, .sv-card:hover{ transform: translateY(-4px); }
}
@media (hover: none){
  .doc-card:active, .nurse-card:active, .svc-card:active, .sv-card:active{ transform: scale(0.99); }
}

/* 浮层 / 分享 FAB 在安全区 */
.sh-fab{
  right: max(14px, env(safe-area-inset-right, 0px));
  bottom: max(18px, env(safe-area-inset-bottom, 0px));
}

/* 浮层 z-index 高于 nav 浮层, 但与 nav-panel 不冲突: nav 打开时降权 */
body.nav-locked .sh-fab{ opacity: 0; pointer-events: none; }

/* 横向滚动条隐藏但保持可滚 (iOS 惯性) */
.sv-subnav-scroll, .nav-panel, .sh-illu{ -webkit-overflow-scrolling: touch; }

/* 屏幕旋转时减少重排抖动 */
@media (max-width: 900px) and (orientation: landscape){
  .hero-intro{ padding: 36px 18px 32px; }
  .hero-intro h1{ font-size: 32px; line-height: 1.18; }
}

/* 减少动画: 尊重系统设置 */
@media (prefers-reduced-motion: reduce){
  .reveal, .nav-panel, .sh-fab, .sh-backdrop, .sh-sheet, .sv-card, .doc-card, .svc-card{ transition: none !important; animation: none !important; }
  .hero-intro .reveal, .reveal{ opacity: 1; transform: none; }
}