:root{
  --navy:#0B2E28; --navy-2:#10403A; --navy-3:#14524A; --navy-4:#1B6659;
  --gold:#C9A15C; --gold-l:#DCBB7A;
  --gold-soft:#F4EEE0; --gold-line:rgba(201,161,92,.34);
  --ink:#1C2A25; --ink-2:#2C3A36;
  --muted:#55677A; --muted-2:#6E7F91;
  --bg:#FFFFFF; --bg-soft:#F6F4EC; --bg-soft-2:#EFEDE1;
  --line:#E5E2D5; --line-2:#D8D4C3;
  --f-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:24px; --s6:32px; --s7:40px; --s8:56px; --s9:72px; --s10:96px;
  --r-s:10px; --r:16px; --r-l:20px; --r-xl:26px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,46,40,.05),0 1px 1px rgba(11,46,40,.03);
  --sh-2:0 4px 12px rgba(11,46,40,.06),0 1px 3px rgba(11,46,40,.04);
  --sh-3:0 14px 32px rgba(11,46,40,.09),0 3px 8px rgba(11,46,40,.04);
  --sh-gold:0 10px 26px rgba(201,161,92,.30);
  --sh-gold-h:0 16px 36px rgba(201,161,92,.38);
  --sh-dark:0 20px 50px rgba(0,0,0,.28);
  --max:1180px; --nav-h:64px;
  --e-out:cubic-bezier(.22,.8,.3,1);
  --t-fast:.16s var(--e-out); --t:.26s var(--e-out);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--f-sans);color:var(--ink);background:var(--bg);line-height:1.78;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
::selection{background:rgba(201,161,92,.26);color:var(--navy)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px;position:relative}
section{scroll-margin-top:calc(var(--nav-h) + 14px)}
a:focus-visible,button:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.sec.dark a:focus-visible,.hero a:focus-visible,.sec.dark button:focus-visible,.hero button:focus-visible{outline-color:var(--gold-l)}

/* —— 顶栏导航 —— */
header{position:sticky;top:0;z-index:100;height:var(--nav-h);
  background:rgba(11,46,40,.90);backdrop-filter:saturate(170%) blur(14px);-webkit-backdrop-filter:saturate(170%) blur(14px);
  border-bottom:1px solid var(--gold-line);transition:box-shadow var(--t),background var(--t)}
header.stuck{box-shadow:0 8px 28px rgba(8,33,29,.32);background:rgba(11,46,40,.96)}
.nav{display:flex;align-items:center;justify-content:space-between;height:100%}
.brand{display:flex;align-items:baseline;gap:10px;color:#fff;white-space:nowrap;flex-shrink:0}
.brand .bn{font-size:17px;font-weight:700;letter-spacing:.6px}
.brand .bd{font-size:11px;color:var(--gold-l);letter-spacing:1.6px;padding:2px 8px;border:1px solid var(--gold-line);border-radius:var(--r-pill);text-transform:uppercase}
.navlinks{display:flex;align-items:center;gap:4px}
.navlinks a{position:relative;font-size:14px;color:rgba(255,255,255,.80);padding:8px 12px;border-radius:var(--r-s);transition:color var(--t-fast),background var(--t-fast)}
.navlinks a::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:1.5px;background:var(--gold-l);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform var(--t) var(--e-out)}
.navlinks a:hover{color:#fff;background:rgba(255,255,255,.07)}
.navlinks a:hover::after{transform:scaleX(1)}
.navlinks a.active{color:var(--gold-l)}
.navlinks a.active::after{transform:scaleX(1)}
.navcta{display:inline-block;margin-left:10px;padding:9px 20px;border-radius:var(--r-pill);
  background:linear-gradient(135deg,var(--gold-l),var(--gold));color:var(--navy);font-size:13.5px;font-weight:800;letter-spacing:.3px;
  box-shadow:0 4px 14px rgba(201,161,92,.28);transition:transform var(--t-fast),box-shadow var(--t-fast)}
.navcta:hover{transform:translateY(-1px);box-shadow:0 8px 22px rgba(201,161,92,.40)}
.burger{display:none;width:40px;height:40px;border:1px solid rgba(255,255,255,.26);border-radius:var(--r-s);
  background:rgba(255,255,255,.06);cursor:pointer;padding:10px 9px;flex-direction:column;justify-content:space-between}
.burger i{display:block;height:1.8px;width:100%;background:#fff;border-radius:2px;transition:transform var(--t),opacity var(--t)}
.burger[aria-expanded="true"] i:nth-child(1){transform:translateY(7.6px) rotate(45deg)}
.burger[aria-expanded="true"] i:nth-child(2){opacity:0}
.burger[aria-expanded="true"] i:nth-child(3){transform:translateY(-7.6px) rotate(-45deg)}
.mnav{display:none;background:var(--navy-2);border-bottom:1px solid var(--gold-line);padding:8px 20px 18px;max-height:calc(100vh - var(--nav-h));overflow-y:auto}
.mnav.open{display:block;animation:mnavIn .24s var(--e-out)}
@keyframes mnavIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.mnav a{display:block;padding:13px 2px;font-size:15px;color:rgba(255,255,255,.9);border-bottom:1px solid rgba(255,255,255,.08)}
.mnav a:last-child{border-bottom:0}
.mnav a:active{color:var(--gold-l)}
.mnav .navcta{display:block;text-align:center;margin:14px 0 0;padding:14px 22px;font-size:15px}

/* —— 首屏 —— */
.hero{position:relative;overflow:hidden;color:#fff;
  background:radial-gradient(1350px 660px at 86% -16%,rgba(201,161,92,.11),transparent 58%),linear-gradient(166deg,#13463C 0%,#0E3A32 48%,#0A2A24 100%);
  padding:64px 0 68px}
.hero::before{content:"";position:absolute;left:0;right:0;bottom:0;height:170px;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(243,241,233,0) 0%,rgba(243,241,233,.46) 58%,#F3F1E9 100%)}
.hero::after{content:"";position:absolute;left:0;right:0;top:0;height:1px;pointer-events:none;
  background:linear-gradient(90deg,transparent 0%,rgba(201,161,92,.55) 50%,transparent 100%)}
.hero .wrap{position:relative;z-index:2}
.hgrid{display:grid;grid-template-columns:1fr 372px;gap:56px;align-items:center}
.tag{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;color:var(--gold-l);letter-spacing:.5px;
  border:1px solid var(--gold-line);border-radius:var(--r-pill);padding:6px 15px;margin-bottom:24px;background:rgba(201,161,92,.07)}
.tag b{width:6px;height:6px;border-radius:50%;background:var(--gold-l);display:block;box-shadow:0 0 0 4px rgba(220,187,122,.18);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(220,187,122,.32)}70%{box-shadow:0 0 0 7px rgba(220,187,122,0)}100%{box-shadow:0 0 0 0 rgba(220,187,122,0)}}
.hero h1{font-size:clamp(30px,4.1vw,46px);line-height:1.26;font-weight:800;letter-spacing:-.2px;margin-bottom:22px;text-wrap:balance;text-shadow:0 2px 24px rgba(0,0,0,.24)}
.hero h1 em{font-style:normal;color:var(--gold-l);position:relative;white-space:nowrap}
.hero h1 em::after{content:"";position:absolute;left:0;right:0;bottom:.06em;height:.34em;background:rgba(201,161,92,.18);border-radius:3px;z-index:-1}
.hero .lead{font-size:16px;line-height:1.95;color:rgba(255,255,255,.80);max-width:610px;margin-bottom:28px}
.hero .lead b{color:#fff;font-weight:700}
.btns{display:flex;gap:13px;flex-wrap:wrap;margin-bottom:30px}
.btn{display:inline-block;padding:15px 32px;border-radius:var(--r-pill);font-size:15.5px;font-weight:800;letter-spacing:.3px;text-align:center;
  transition:transform var(--t-fast),box-shadow var(--t-fast),background var(--t-fast),border-color var(--t-fast),color var(--t-fast)}
.btn-main{background:linear-gradient(135deg,var(--gold-l),var(--gold));color:var(--navy);box-shadow:var(--sh-gold)}
.btn-main:hover{transform:translateY(-2px);box-shadow:var(--sh-gold-h)}
.btn-hero2{border:1.5px solid var(--gold-l);color:var(--gold-l);background:rgba(201,161,92,.09)}
.btn-hero2:hover{background:var(--gold);color:var(--navy);border-color:var(--gold);transform:translateY(-2px)}

/* 首屏预约卡 */
.leadCard{position:relative;border-radius:var(--r-xl);background:#fff;color:var(--ink);box-shadow:var(--sh-dark);padding:28px 26px 22px;border:1px solid rgba(255,255,255,.5)}
.leadCard::before{content:"";position:absolute;left:26px;right:26px;top:0;height:3px;background:linear-gradient(90deg,var(--gold-l),var(--gold),transparent);border-radius:0 0 3px 3px}
.leadCard h3{font-size:20px;font-weight:800;margin-bottom:5px;color:var(--navy);letter-spacing:-.2px}
.leadCard .lc-sub{font-size:13px;color:var(--muted);margin-bottom:16px;line-height:1.7}
.lc-row{display:flex;align-items:center;gap:11px;padding:11px 0;border-top:1px solid var(--line)}
.lc-row:first-of-type{border-top:0}
.lc-row .k{font-size:13px;color:var(--muted);flex-shrink:0;width:64px}
.lc-row .v{font-size:15px;font-weight:700;color:var(--navy)}
.lc-row .v.wechat{color:#0A7D2C;letter-spacing:.5px}
.leadCard .btn{width:100%;margin-top:16px;border:0;cursor:pointer;font-family:inherit;
  background:linear-gradient(135deg,var(--gold-l),var(--gold));color:var(--navy);font-weight:800;letter-spacing:1px;padding:15px;border-radius:13px;font-size:16px;box-shadow:var(--sh-gold)}
.leadCard .btn:hover{transform:translateY(-1px);box-shadow:var(--sh-gold-h)}
.lc-tip{font-size:12px;color:var(--muted-2);margin-top:13px;text-align:center;line-height:1.7}

/* —— 通用区块 —— */
.sec{padding:var(--s9) 0;position:relative}
.sec.soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec.dark{background:radial-gradient(1100px 500px at 50% -12%,rgba(201,161,92,.10),transparent 60%),linear-gradient(180deg,#123F37,#0C2E27);
  color:#fff;box-shadow:inset 0 1px 0 rgba(201,161,92,.32)}
.sec.dark .sec-lead{color:rgba(255,255,255,.74)}
.eyebrow{font-size:12.5px;letter-spacing:2.2px;color:var(--gold);font-weight:800;margin-bottom:13px;display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--gold),transparent)}
.sec.dark .eyebrow{color:var(--gold-l)}
h2.st{font-size:clamp(23px,3vw,32px);line-height:1.38;font-weight:800;letter-spacing:-.3px;text-wrap:balance;max-width:22em}
h2.st em{font-style:normal;color:var(--gold);position:relative}
h2.st em::after{content:"";position:absolute;left:0;right:0;bottom:.04em;height:.32em;background:rgba(201,161,92,.16);border-radius:3px;z-index:-1}
.sec.dark h2.st em{color:var(--gold-l)}
.sec-lead{font-size:15.5px;color:var(--muted);max-width:780px;margin-top:16px;line-height:1.95}
.sec-lead b{color:var(--ink);font-weight:700}
.sec.dark .sec-lead b{color:#fff}

/* —— 三维度卡片 —— */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px}
.card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-l);padding:30px 26px 26px;box-shadow:var(--sh-1);transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.card::before{content:"";position:absolute;top:0;left:26px;right:26px;height:3px;border-radius:0 0 3px 3px;background:linear-gradient(90deg,var(--gold),rgba(201,161,92,0))}
.card:hover{transform:translateY(-4px);border-color:var(--gold-line);box-shadow:var(--sh-3)}
.card .ct{font-size:12px;letter-spacing:1.6px;color:var(--gold);font-weight:800;margin-bottom:8px}
.card h3{font-size:21px;font-weight:800;margin-bottom:6px;letter-spacing:-.2px;color:var(--navy)}
.card .en{font-size:12.5px;color:var(--muted-2);letter-spacing:1px;margin-bottom:16px;font-weight:600}
.card p{font-size:14px;color:var(--muted);line-height:1.9;margin-bottom:18px}
.card ul.feat{margin-top:auto;display:flex;flex-direction:column;gap:9px}
.card ul.feat li{position:relative;padding-left:20px;font-size:13.5px;color:var(--ink-2);line-height:1.6}
.card ul.feat li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 3px rgba(201,161,92,.16)}

/* —— 流程步骤 —— */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:40px;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-l);padding:26px 22px;box-shadow:var(--sh-1);counter-increment:step}
.step .num{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--gold-l),var(--gold));color:var(--navy);font-weight:800;font-size:18px;margin-bottom:15px;box-shadow:var(--sh-gold)}
.step h4{font-size:17px;font-weight:800;margin-bottom:8px;color:var(--navy)}
.step p{font-size:13.5px;color:var(--muted);line-height:1.85}
.step .arrow{position:absolute;right:-13px;top:50%;transform:translateY(-50%);color:var(--gold);font-size:22px;font-weight:800;z-index:2}
.flow .step:last-child .arrow{display:none}

/* —— 分诊关系 —— */
.triage{display:grid;grid-template-columns:340px 1fr;gap:40px;align-items:center;margin-top:38px}
.triage .hub{background:linear-gradient(135deg,var(--navy-3),var(--navy));border:1px solid var(--gold-line);border-radius:var(--r-xl);padding:30px;color:#fff;text-align:center;box-shadow:var(--sh-dark)}
.triage .hub .lbl{font-size:12.5px;letter-spacing:2px;color:var(--gold-l);font-weight:800;margin-bottom:10px}
.triage .hub .big{font-size:24px;font-weight:800;line-height:1.4}
.triage .hub .sub{font-size:13px;color:rgba(255,255,255,.66);margin-top:12px;line-height:1.8}
.lines{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.line{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-l);padding:22px 22px}
.line .ln{font-size:12px;letter-spacing:1.5px;color:var(--gold-l);font-weight:800;margin-bottom:9px}
.line h4{font-size:18px;font-weight:800;margin-bottom:7px}
.line p{font-size:13px;color:rgba(255,255,255,.72);line-height:1.8}
.note{margin-top:30px;font-size:14px;color:rgba(255,255,255,.78);line-height:1.9;max-width:820px}
.note b{color:var(--gold-l);font-weight:700}

/* —— 预约 CTA —— */
.book{text-align:center}
.book .sec-lead{margin:16px auto 0;text-align:center}
.bookwrap{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:34px}
.bookcard{background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);padding:30px 34px;box-shadow:var(--sh-2);min-width:260px}
.bookcard .bk{font-size:13px;color:var(--muted);margin-bottom:6px}
.bookcard .bv{font-size:26px;font-weight:800;color:var(--navy);letter-spacing:.5px}
.bookcard .bv.wechat{color:#0A7D2C}
.bookcard .bt{font-size:12.5px;color:var(--muted-2);margin-top:8px;line-height:1.6}

/* —— 页脚 —— */
footer{background:#071A2D;color:rgba(255,255,255,.60);padding:46px 0 36px;font-size:13px}
footer .frow{display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap;padding-bottom:24px;border-bottom:1px solid rgba(255,255,255,.10)}
footer .fcol{max-width:560px}
footer .fcol strong{display:block;color:#fff;font-size:14.5px;font-weight:700;margin-bottom:9px}
footer .fcol p{line-height:1.95;font-size:12.5px}
footer .flinks{display:flex;gap:22px;flex-wrap:wrap;align-items:flex-start}
footer .flinks a{font-size:12.5px;color:rgba(255,255,255,.60);transition:color var(--t-fast)}
footer .flinks a:hover{color:var(--gold-l)}
.disclaim{padding-top:22px;font-size:11.5px;line-height:2;color:rgba(255,255,255,.40)}
.disclaim .beian{display:block;margin-top:9px;color:rgba(255,255,255,.50)}
.disclaim .beian a{color:inherit}

/* —— 响应式 —— */
@media (max-width:980px){
  .navlinks{display:none}
  .burger{display:flex}
  .hero{padding:44px 0 48px}
  .hgrid{grid-template-columns:1fr;gap:36px}
  .hgrid .col-img{order:2}
  .hero .lead{font-size:15px}
  .btns{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .btn{padding:14px 10px;font-size:14.5px;line-height:1.45;display:flex;align-items:center;justify-content:center;min-height:56px}
  .btn-main{grid-column:1/-1;padding:16px;font-size:16px}
  .leadCard{max-width:440px;margin:0 auto;padding:26px 22px 20px}
  .sec{padding:var(--s7) 0}
  .sec-lead{font-size:14.5px}
  .cards3{grid-template-columns:1fr;gap:14px}
  .flow{grid-template-columns:1fr;gap:14px}
  .flow .step:last-child .arrow{display:none}
  .step .arrow{position:static;transform:none;display:block;text-align:center;margin:6px 0}
  .triage{grid-template-columns:1fr;gap:24px}
  .lines{grid-template-columns:1fr}
  .bookwrap{flex-direction:column;align-items:center}
  footer .frow{flex-direction:column;gap:20px}
}

/* —— 枢纽页 4 卡栅格 —— */
.cards4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:38px}
a.card{color:inherit}
a.card:hover .go{color:var(--gold);gap:4px}
.card .go{margin-top:auto;align-self:flex-start;font-size:13.5px;color:var(--navy);font-weight:700;border-bottom:1.5px solid var(--gold);padding-bottom:2px;transition:color var(--t-fast)}
/* —— 子页内文两栏 —— */
.two{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:34px}
.cbox{background:#fff;border:1px solid var(--line);border-radius:var(--r-l);padding:26px 26px;box-shadow:var(--sh-1)}
.cbox h3{font-size:18px;font-weight:800;margin-bottom:10px;color:var(--navy)}
.cbox p{font-size:14px;color:var(--muted);line-height:1.9}
/* 子页步骤/线路沿用 .flow/.lines/.triage */
.pagenav{display:flex;gap:10px;flex-wrap:wrap;margin-top:30px}
.pagenav a{font-size:13.5px;color:var(--navy);font-weight:700;border:1px solid var(--gold-line);border-radius:var(--r-pill);padding:9px 18px;transition:background var(--t-fast),color var(--t-fast)}
.pagenav a:hover{background:rgba(201,161,92,.10);color:var(--gold)}
@media (max-width:980px){ .cards4{grid-template-columns:1fr 1fr} .two{grid-template-columns:1fr} }