/* =========================================================
   冠佑医疗动物诊疗中心 · 暖陶土橙主题样式表
   零依赖 / 系统字体 / 仅使用 transform + opacity 动画
   ========================================================= */

:root{
  --ink:#2C1D17;
  --ink-2:#725547;
  --ink-3:#A58A7D;
  --brand:#A84E22;
  --brand-d:#733E2A;
  --brand-l:#F7F3EF;
  --accent:#DE875C;
  --accent-l:#F8F5F1;
  --line:#F2EEE9;
  --bg:#FFFFFF;
  --bg-soft:#FBFAF8;
  --white:#fff;
  --radius:18px;
  --radius-lg:26px;
  --shadow:0 12px 36px rgba(120,55,35,.08);
  --shadow-sm:0 4px 16px rgba(120,55,35,.06);
  --header-h:76px;
  --container:1180px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
h1,h2,h3,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
[hidden]{display:none!important}
::selection{background:#E8E2DB;color:var(--ink)}

.container{width:min(100% - 48px,var(--container));margin-inline:auto}
.sprite{position:absolute;width:0;height:0;overflow:hidden}
.icon{width:1em;height:1em;flex:none;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.skip-link{position:absolute;left:12px;top:-60px;z-index:200;background:var(--brand);color:#fff;padding:10px 18px;border-radius:10px}
.skip-link:focus{top:12px}
:focus-visible{outline:3px solid #D19577;outline-offset:3px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:12px 22px;border-radius:999px;border:1px solid transparent;font-weight:600;font-size:15px;line-height:1.4;white-space:nowrap;transition:transform .22s ease,background-color .22s ease,box-shadow .22s ease,border-color .22s ease}
.btn .icon{font-size:17px;transition:transform .22s ease}
.btn:hover .icon{transform:translateX(3px)}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(150,60,35,.22)}
.btn--primary:hover{background:var(--brand-d);box-shadow:0 10px 26px rgba(150,60,35,.3)}
.btn--ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn--ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn--outline{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn--outline:hover{background:var(--brand-l)}
.btn--lg{padding:15px 28px;font-size:16px}
.btn--block{width:100%}

/* ---------- 入场动画（JS 启用时才隐藏） ---------- */
.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .6s cubic-bezier(.22,.7,.3,1),transform .6s cubic-bezier(.22,.7,.3,1)}
.js .reveal.is-visible{opacity:1;transform:none}
.service-grid .reveal:nth-child(2),.advantage-grid .reveal:nth-child(2),.stats-band__grid .reveal:nth-child(2),.review-grid .reveal:nth-child(2){transition-delay:.07s}
.service-grid .reveal:nth-child(3),.advantage-grid .reveal:nth-child(3),.stats-band__grid .reveal:nth-child(3),.review-grid .reveal:nth-child(3){transition-delay:.14s}
.service-grid .reveal:nth-child(4),.advantage-grid .reveal:nth-child(4),.stats-band__grid .reveal:nth-child(4){transition-delay:.21s}
.service-grid .reveal:nth-child(5){transition-delay:.1s}
.service-grid .reveal:nth-child(6){transition-delay:.18s}

/* ---------- 顶部信息条 / 导航 ---------- */
.topbar{background:var(--brand-d);color:rgba(255,255,255,.86);font-size:13px}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;min-height:36px;gap:16px}
.topbar span,.topbar a{display:inline-flex;align-items:center;gap:7px}
.topbar .icon{font-size:15px}
.topbar a:hover{color:#fff}
.topbar__right{gap:18px}
.topbar__group{font-size:12.5px;color:rgba(255,255,255,.72);border-right:1px solid rgba(255,255,255,.24);padding-right:18px}
.header{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:1px solid transparent;transition:box-shadow .25s ease,border-color .25s ease}
.header.is-scrolled{box-shadow:0 6px 20px rgba(20,37,56,.08);border-bottom-color:var(--line)}
.header__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:var(--header-h)}
.brand{display:inline-flex;align-items:center;gap:11px;flex:none}
.brand__logo{display:block;width:auto;height:52px;flex:none}
.brand__sub{display:flex;align-items:center;align-self:stretch;font-size:13px;font-weight:600;letter-spacing:.02em;color:var(--ink-3);padding-left:12px;border-left:1px solid var(--line);line-height:1.35}
.nav{display:flex;align-items:center;gap:28px}
.nav>a:not(.btn){font-size:15px;font-weight:500;color:var(--ink-2);position:relative;padding:6px 0}
.nav>a:not(.btn)::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--brand);transition:right .22s ease}
.nav>a:not(.btn):hover{color:var(--brand)}
.nav>a:not(.btn):hover::after{right:0}
.nav__cta{padding:10px 20px;font-size:14px}
.menu-btn{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);align-items:center;justify-content:center}
.menu-btn .icon{font-size:22px}
.menu-btn__close{display:none}
.menu-btn.is-open .menu-btn__open{display:none}
.menu-btn.is-open .menu-btn__close{display:block}
.nav-overlay{position:fixed;inset:0;z-index:45;background:rgba(10,24,41,.42)}

/* ---------- 首屏 ---------- */
.hero{background:radial-gradient(900px 520px at 82% 12%,#FBFAF9 0%,rgba(248,251,253,0) 70%),linear-gradient(180deg,#F8FCFA 0%,#FFFFFF 100%);padding:64px 0 56px;overflow:hidden}
.hero__inner{display:grid;grid-template-columns:1.04fr .96fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--brand);font-weight:600;font-size:14px;letter-spacing:.04em;background:var(--brand-l);border:1px solid #EEEBE7;padding:7px 15px;border-radius:999px}
.eyebrow__dot{width:7px;height:7px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(150,60,35,.14)}
.hero h1{font-size:clamp(34px,4.1vw,56px);line-height:1.24;letter-spacing:-.01em;margin:22px 0 18px;font-weight:800}
.hero h1 span{color:var(--brand)}
.hero__desc{color:var(--ink-2);font-size:clamp(15px,1.2vw,17px);max-width:36em;line-height:1.9}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero__chips{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;color:var(--ink-2);font-size:14px}
.hero__chips li{display:flex;align-items:center;gap:7px}
.hero__chips .icon{font-size:15px;color:var(--brand);stroke-width:2.4}
.hero__visual{position:relative;padding:10px}
.hero__art{border-radius:var(--radius-lg);overflow:hidden;background:#F6F4F2;box-shadow:0 24px 60px rgba(120,55,35,.14);border:1px solid rgba(255,255,255,.8)}
.hero__art img{width:100%;height:auto}
.float-card{position:absolute;display:flex;align-items:center;gap:11px;background:#fff;border-radius:15px;padding:12px 16px;box-shadow:var(--shadow);border:1px solid var(--line);z-index:2}
.float-card span:last-child{display:flex;flex-direction:column;line-height:1.35}
.float-card strong{font-size:14px}
.float-card small{font-size:12px;color:var(--ink-3)}
.float-card__icon{width:36px;height:36px;border-radius:11px;background:var(--brand-l);color:var(--brand);display:grid;place-items:center;flex:none}
.float-card__icon .icon{font-size:19px}
.float-card__icon--warm{background:var(--accent-l);color:#CC7347}
.float-card--a{top:9%;left:-4%}
.float-card--b{bottom:9%;right:-4%}
.hero__pulse{position:absolute;top:5%;right:5%;width:46px;height:46px;border-radius:50%;background:#fff;color:#E26D6D;display:grid;place-items:center;box-shadow:var(--shadow-sm);z-index:2}
.hero__pulse .icon{font-size:24px}
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:52px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:26px 12px}
.stat-strip li{text-align:center;display:flex;flex-direction:column;gap:2px;position:relative}
.stat-strip li+li::before{content:"";position:absolute;left:-6px;top:14%;height:72%;width:1px;background:var(--line)}
.stat-strip strong{font-size:clamp(24px,2.6vw,34px);font-weight:800;color:var(--brand);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat-strip strong em{font-style:normal;font-size:.55em;margin-left:2px}
.stat-strip span{font-size:13px;color:var(--ink-3)}

/* ---------- 优势条 ---------- */
.advantages{padding:52px 0 8px}
.advantage-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.advantage-grid li{display:flex;align-items:center;gap:14px}
.advantage-grid__icon{width:48px;height:48px;flex:none;border-radius:14px;background:var(--brand-l);color:var(--brand);display:grid;place-items:center}
.advantage-grid__icon .icon{font-size:24px}
.advantage-grid li span:last-child{display:flex;flex-direction:column;line-height:1.45}
.advantage-grid strong{font-size:16px}
.advantage-grid small{font-size:13px;color:var(--ink-3)}

/* ---------- 通用区块标题 ---------- */
.section{padding:96px 0}
.section--soft{background:var(--bg-soft)}
.section-head{text-align:center;max-width:680px;margin:0 auto 48px}
.section-head__kicker{color:var(--brand);font-size:12px;font-weight:700;letter-spacing:.2em;margin-bottom:12px}
.section-head h2,.about__copy h2,.faq__intro h2,.appointment__left h2,.stats-band__lead h2{font-size:clamp(27px,3vw,40px);line-height:1.3;font-weight:800;letter-spacing:-.01em}
.section-head>p:not(.section-head__kicker){color:var(--ink-2);margin-top:14px;font-size:16px}
.section-foot{margin-top:34px;text-align:center;color:var(--ink-2);font-size:15px}
.section-foot strong{color:var(--ink)}
.section-foot a{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;margin-left:8px}
.section-foot a .icon{font-size:16px}

/* ---------- 服务卡片 ---------- */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.service-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px 26px;overflow:hidden;transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#EAE5E0}
.service-card__num{position:absolute;top:20px;right:24px;font-size:13px;font-weight:700;color:#F0EEEB;letter-spacing:.08em}
.service-card__icon{width:54px;height:54px;border-radius:15px;background:var(--brand-l);color:var(--brand);display:grid;place-items:center;margin-bottom:20px}
.service-card__icon .icon{font-size:27px}
.service-card:nth-child(3n+2) .service-card__icon{background:var(--accent-l);color:#CC7347}
.service-card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.service-card>p{color:var(--ink-2);font-size:14.5px;line-height:1.8;min-height:3.6em}
.service-card__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.service-card__tags span{font-size:12px;color:var(--brand);background:var(--brand-l);padding:4px 11px;border-radius:999px}

/* ---------- 就诊流程 ---------- */
.process-list{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative}
.process-list::before{content:"";position:absolute;left:8%;right:8%;top:26px;height:2px;background:linear-gradient(90deg,#EDE9E4,#DED7CF,#EDE9E4)}
.process-list li{position:relative;text-align:center;padding:0 6px}
.process-list__step{position:relative;display:grid;place-items:center;width:54px;height:54px;margin:0 auto 20px;border-radius:50%;background:#fff;border:2px solid var(--brand);color:var(--brand);font-weight:800;font-size:15px;box-shadow:0 0 0 7px var(--bg-soft);z-index:1}
.process-list h3{font-size:17px;margin-bottom:8px}
.process-list p{font-size:13.5px;color:var(--ink-2);line-height:1.75}

/* ---------- 关于我们 ---------- */
.about{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.about__copy h2{margin-bottom:20px}
.about__copy>p:not(.section-head__kicker){color:var(--ink-2);font-size:15.5px;line-height:1.9;margin-bottom:14px}
.check-list{display:flex;flex-direction:column;gap:11px;margin:22px 0 28px}
.check-list li{display:flex;align-items:center;gap:10px;font-size:15px;color:var(--ink)}
.check-list .icon{font-size:17px;color:#fff;background:var(--brand);border-radius:50%;padding:3px;stroke-width:2.6;box-sizing:content-box}
.about__gallery{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.about__main{grid-column:1/-1;aspect-ratio:16/10;position:relative;border-radius:var(--radius-lg);overflow:hidden;background:#FBFAF8;box-shadow:var(--shadow-sm)}
.about__main img{width:100%;height:100%;object-fit:cover}
.about__caption{position:absolute;left:16px;bottom:16px;background:rgba(255,255,255,.94);color:var(--ink);font-size:12.5px;font-weight:600;padding:8px 14px;border-radius:999px;box-shadow:var(--shadow-sm)}
.about__side{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.about__tile{aspect-ratio:16/10;border-radius:var(--radius);overflow:hidden;background:#FAFAF9}
.about__tile img{width:100%;height:100%;object-fit:cover}
.about__tile--stat{background:var(--brand);color:#fff;padding:20px;display:flex;flex-direction:column;justify-content:center;gap:8px}
.about__tile--stat .icon{font-size:28px;color:#EAE2DA}
.about__tile--stat strong{font-size:19px}
.about__tile--stat span{font-size:12.5px;color:rgba(255,255,255,.82);line-height:1.6}

/* ---------- 数据条 ---------- */
.stats-band{background:var(--brand-d);color:#fff;padding:64px 0;position:relative;overflow:hidden}
.stats-band::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.045);top:-220px;right:-80px}
.stats-band__inner{position:relative;display:grid;grid-template-columns:.9fr 2fr;gap:48px;align-items:center}
.stats-band__lead .section-head__kicker{color:#DBCEC0}
.stats-band__lead h2{font-size:clamp(24px,2.4vw,32px)}
.stats-band__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stats-band__grid li{display:flex;flex-direction:column;gap:6px;border-left:1px solid rgba(255,255,255,.18);padding-left:20px}
.stats-band__grid .icon{font-size:22px;color:#DBCEC0;margin-bottom:4px}
.stats-band__grid strong{font-size:clamp(24px,2.5vw,34px);font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.stats-band__grid span{font-size:12.5px;color:rgba(255,255,255,.72)}

/* ---------- 客户评价 ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;display:flex;flex-direction:column;gap:18px}
.review-card__stars{display:flex;gap:3px;color:var(--accent)}
.review-card__stars .icon{font-size:16px}
.review-card>p{color:var(--ink-2);font-size:15px;line-height:1.9;flex:1}
.review-card__who{display:flex;align-items:center;gap:11px;border-top:1px solid var(--line);padding-top:16px}
.review-card__avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:var(--brand-l);color:var(--brand);font-weight:700;font-size:15px;flex:none}
.review-card__avatar--b{background:var(--accent-l);color:#C17149}
.review-card__avatar--c{background:#F3EFEB;color:#AC785E}
.review-card__who span:last-child{display:flex;flex-direction:column;line-height:1.4}
.review-card__who strong{font-size:14px}
.review-card__who small{font-size:12px;color:var(--ink-3)}

/* ---------- 常见问题 ---------- */
.faq{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}
.faq__intro h2{margin-bottom:14px}
.faq__intro p:not(.section-head__kicker){color:var(--ink-2);font-size:15px}
.faq__intro a{color:var(--brand);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.faq__list{display:flex;flex-direction:column;gap:12px}
.faq__list details{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.faq__list summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 22px;font-weight:600;font-size:15.5px;cursor:pointer;list-style:none}
.faq__list summary::-webkit-details-marker{display:none}
.faq__list summary .icon{font-size:18px;color:var(--brand);transition:transform .25s ease}
.faq__list details[open] summary .icon{transform:rotate(180deg)}
.faq__list details[open] summary{color:var(--brand)}
.faq__list details>div{padding:0 22px 20px}
.faq__list details p{color:var(--ink-2);font-size:14.5px;line-height:1.85}

/* ---------- 预约联系 ---------- */
.appointment{background:linear-gradient(160deg,#ffffff 0%,#FFFFFF 100%);padding:96px 0}
.appointment__inner{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.appointment__left h2{margin:0 0 14px}
.appointment__left>p:not(.section-head__kicker){color:var(--ink-2);font-size:15.5px;margin-bottom:28px}
.contact-list{display:flex;flex-direction:column;gap:16px}
.contact-list li{display:flex;align-items:center;gap:14px}
.contact-list__icon{width:44px;height:44px;border-radius:13px;background:#fff;border:1px solid var(--line);color:var(--brand);display:grid;place-items:center;flex:none;box-shadow:var(--shadow-sm)}
.contact-list__icon .icon{font-size:21px}
.contact-list li>span:last-child{display:flex;flex-direction:column;line-height:1.45}
.contact-list small{font-size:12px;color:var(--ink-3)}
.contact-list a,.contact-list strong{font-size:16px;font-weight:700}
.contact-list a{color:var(--brand)}
.appointment__qr{display:flex;align-items:center;gap:14px;margin-top:28px;padding:16px 18px;background:#fff;border:1px dashed #E5E2DE;border-radius:14px;color:var(--ink-2)}
.appointment__qr>.icon{font-size:32px;color:var(--brand);padding:10px;border:1px solid var(--line);border-radius:12px;box-sizing:content-box;flex:none}
/* 后台上传二维码后，用真实图片替换默认图标；没上传时不产生任何图片请求 */
.appointment__qr .qr__img{display:none;width:88px;height:88px;object-fit:contain;border-radius:10px;flex:none}
.appointment__qr .qr__img[src]:not([src^="data:"]){display:block}
.appointment__qr:has(.qr__img[src]:not([src^="data:"]))>.icon{display:none}
.appointment__qr span{display:flex;flex-direction:column;line-height:1.5}
.appointment__qr strong{font-size:14px;color:var(--ink)}
.appointment__qr small{font-size:12px;color:var(--ink-3)}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:32px}
.form h3{font-size:21px;margin-bottom:4px}
.form__hint{font-size:13px;color:var(--ink-3);margin-bottom:22px}
.form__hint em,.field em{color:#D9604C;font-style:normal}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px;font-size:13.5px;font-weight:600}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:11px;background:#FBFDFC;font-size:14.5px;font-weight:400;transition:border-color .2s ease,box-shadow .2s ease;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(150,60,35,.12)}
.field input::placeholder,.field textarea::placeholder{color:#C3C0BC}
.field.is-invalid input,.field.is-invalid select{border-color:#D9604C;box-shadow:0 0 0 3px rgba(217,96,76,.1)}
.field--check{flex-direction:row;align-items:center;gap:9px;font-weight:400;font-size:13px;color:var(--ink-2);margin:2px 0 20px}
.field--check input{width:17px;height:17px;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;accent-color:var(--brand);flex:none}
.field--check input:focus{box-shadow:none;outline:2px solid var(--brand);outline-offset:2px}
.field--check.is-invalid{color:#D9604C}
.form__note{font-size:12px;color:var(--ink-3);text-align:center;margin-top:12px}
.form__success{display:flex;align-items:center;gap:12px;margin-top:16px;padding:14px;border-radius:12px;background:var(--brand-l);color:var(--brand)}
.form__success .icon{font-size:24px;background:var(--brand);color:#fff;border-radius:50%;padding:4px;box-sizing:content-box;flex:none}
.form__success span{display:flex;flex-direction:column;line-height:1.45}
.form__success strong{font-size:14px}
.form__success small{font-size:12px;color:var(--ink-2)}

/* ---------- 页脚 ---------- */
.footer{background:#2D1810;color:rgba(255,255,255,.72);padding:64px 0 0}
.footer__inner{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.35fr;gap:40px;padding-bottom:48px}
.brand--light .brand__logo{height:56px}
.brand--light .brand__sub{color:rgba(255,255,255,.62);border-color:rgba(255,255,255,.22)}
.footer__brand p{font-size:13.5px;line-height:1.9;margin-top:18px;max-width:24em}
.footer__col{display:flex;flex-direction:column;gap:11px}
.footer__col h3{color:#fff;font-size:15px;margin-bottom:6px}
.footer__col a{font-size:13.5px}
.footer__col a:hover{color:#DBCEC0}
.footer__contact p{display:flex;align-items:flex-start;gap:9px;font-size:13.5px;line-height:1.6}
.footer__contact .icon{font-size:16px;color:#DBCEC0;margin-top:3px;flex:none}
.footer__bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;justify-content:space-between;gap:16px;font-size:12px;color:rgba(255,255,255,.5)}
/* 备案信息（页脚最底部）：可在后台「备案信息」里填写备案号与链接 */
.footer__legal{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-start;gap:4px 12px;margin-top:2px;padding:0 0 24px;font-size:12px;line-height:1.7;color:rgba(255,255,255,.45)}
.footer__legal a{color:rgba(255,255,255,.62);text-decoration:underline;text-underline-offset:3px;transition:color .2s ease}
.footer__legal a:hover{color:#fff}
.footer__legal span{opacity:.5}
.footer__bottom a{color:#DBCEC0;text-decoration:underline;text-underline-offset:3px}

/* ---------- 悬浮控件 ---------- */
.mobile-bar{display:none}
.to-top{position:fixed;right:22px;bottom:24px;z-index:60;width:46px;height:46px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--brand);display:grid;place-items:center;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .25s ease,transform .25s ease,visibility .25s}
.to-top.is-visible{opacity:1;visibility:visible;transform:none}
.to-top .icon{font-size:21px}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,12px);z-index:90;background:var(--ink);color:#fff;padding:12px 22px;border-radius:999px;font-size:14px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:opacity .25s ease,transform .25s ease,visibility .25s}
.toast.is-visible{opacity:1;visibility:visible;transform:translate(-50%,0)}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width:1080px){
  .container{width:min(100% - 40px,var(--container))}
  .nav{gap:18px}
  .nav__cta{padding:9px 16px}
  .hero__inner{gap:32px}
  .float-card--a{left:-2%}
  .float-card--b{right:-2%}
  .about{gap:36px}
  .appointment__inner{gap:36px}
}

@media (max-width:960px){
  :root{--header-h:66px}
  .nav{position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:10px 20px 22px;border-bottom:1px solid var(--line);box-shadow:0 16px 28px rgba(20,37,56,.1);opacity:0;visibility:hidden;transform:translateY(-10px);pointer-events:none;transition:opacity .22s ease,transform .22s ease,visibility .22s}
  .nav.is-open{opacity:1;visibility:visible;transform:none;pointer-events:auto}
  .nav>a:not(.btn){padding:13px 4px;border-bottom:1px solid var(--line);font-size:15.5px}
  .nav>a:not(.btn)::after{display:none}
  .nav__cta{margin-top:16px;justify-content:center}
  .menu-btn{display:flex}
  .hero__inner{grid-template-columns:1fr;gap:44px;padding-top:20px}
  .hero__copy{max-width:640px}
  .hero__visual{max-width:560px;width:100%;margin-inline:auto}
  .stat-strip{margin-top:40px}
  .advantage-grid{grid-template-columns:repeat(2,1fr);gap:22px 28px}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .process-list{grid-template-columns:repeat(3,1fr);gap:28px 16px}
  .process-list::before{display:none}
  .about{grid-template-columns:1fr;gap:40px}
  .about__gallery{max-width:720px}
  .stats-band__inner{grid-template-columns:1fr;gap:28px}
  .stats-band__lead{text-align:center}
  .review-grid{grid-template-columns:repeat(2,1fr)}
  .review-grid li:last-child{display:none}
  .faq{grid-template-columns:1fr;gap:28px}
  .appointment__inner{grid-template-columns:1fr;gap:40px}
  .appointment__left,.form{max-width:640px}
  .footer__inner{grid-template-columns:repeat(2,1fr);gap:32px}
}

@media (max-width:768px){
  body{padding-bottom:calc(64px + env(safe-area-inset-bottom))}
  .container{width:min(100% - 32px,var(--container))}
  .topbar__inner{min-height:32px;font-size:12px}
  .topbar__left{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .hero{padding:40px 0 44px}
  .hero h1{font-size:clamp(30px,7.4vw,42px);margin:18px 0 14px}
  .hero__desc{font-size:15px;line-height:1.85}
  .hero__actions{gap:10px;margin-top:24px}
  .btn--lg{padding:13px 22px;font-size:15px}
  .hero__chips{gap:8px 16px;font-size:13px;margin-top:20px}
  .hero__visual{padding:0}
  .float-card{padding:9px 12px;gap:8px;border-radius:12px}
  .float-card__icon{width:30px;height:30px;border-radius:9px}
  .float-card__icon .icon{font-size:16px}
  .float-card strong{font-size:12px}
  .float-card small{font-size:10.5px}
  .float-card--a{top:4%;left:0}
  .float-card--b{bottom:4%;right:0}
  .hero__pulse{width:36px;height:36px;top:3%;right:3%}
  .hero__pulse .icon{font-size:19px}
  .stat-strip{grid-template-columns:repeat(2,1fr);gap:20px 8px;padding:22px 8px;margin-top:32px;border-radius:20px}
  .stat-strip li:nth-child(3)::before{display:none}
  .stat-strip strong{font-size:26px}
  .stat-strip span{font-size:12px}
  .advantages{padding:40px 0 0}
  .advantage-grid{gap:18px}
  .advantage-grid__icon{width:42px;height:42px;border-radius:12px}
  .advantage-grid__icon .icon{font-size:21px}
  .advantage-grid strong{font-size:14.5px}
  .advantage-grid small{font-size:12px}
  .section{padding:64px 0}
  .section-head{margin-bottom:34px}
  .service-grid{grid-template-columns:1fr;gap:14px}
  .service-card{padding:24px 22px}
  .service-card>p{min-height:0}
  .service-card__icon{width:48px;height:48px;margin-bottom:14px}
  .process-list{grid-template-columns:1fr;gap:0;text-align:left;padding-left:8px}
  .process-list li{display:grid;grid-template-columns:54px 1fr;gap:0 16px;padding:0 0 22px;position:relative}
  .process-list li:not(:last-child)::before{content:"";position:absolute;left:26px;top:54px;bottom:0;width:2px;background:#F0EEEB}
  .process-list__step{margin:0;grid-row:span 2;width:54px;height:54px}
  .process-list h3{align-self:end;margin:0 0 2px;font-size:16px}
  .process-list p{grid-column:2;font-size:13px}
  .about__gallery{grid-template-columns:1fr;gap:12px}
  .about__side{grid-template-columns:1fr 1fr;grid-template-rows:1fr}
  .about__tile--stat{padding:14px}
  .about__tile--stat .icon{font-size:22px}
  .about__tile--stat strong{font-size:16px}
  .about__tile--stat span{font-size:11px}
  .stats-band{padding:52px 0}
  .stats-band__grid{grid-template-columns:repeat(2,1fr);gap:22px 14px}
  .stats-band__grid li{border-left:0;border-top:1px solid rgba(255,255,255,.18);padding-left:0;padding-top:14px}
  .review-grid{grid-template-columns:1fr}
  .review-grid li:last-child{display:flex}
  .review-card{padding:22px}
  .faq__list summary{padding:16px 18px;font-size:14.5px}
  .faq__list details>div{padding:0 18px 16px}
  .appointment{padding:64px 0}
  .form{padding:22px 18px;border-radius:20px}
  .form__row{grid-template-columns:1fr;gap:0}
  .footer{padding:48px 0 0}
  .footer__bottom{flex-direction:column;gap:6px;text-align:center}
  .footer__legal{justify-content:center;text-align:center}
  .mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:55;display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:9px 16px calc(9px + env(safe-area-inset-bottom));background:rgba(255,255,255,.98);border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(20,37,56,.08)}
  .mobile-bar__item{display:flex;align-items:center;justify-content:center;gap:8px;height:46px;border-radius:12px;font-size:15px;font-weight:700}
  .mobile-bar__item .icon{font-size:19px}
  .mobile-bar__item--call{background:var(--brand-l);color:var(--brand)}
  .mobile-bar__item--book{background:var(--brand);color:#fff}
  .to-top{bottom:calc(80px + env(safe-area-inset-bottom));right:16px;width:42px;height:42px}
  .toast{bottom:calc(84px + env(safe-area-inset-bottom));max-width:calc(100% - 32px);text-align:center}
}

@media (max-width:560px){
  .brand__sub{display:none}
}

@media (max-width:400px){
  .brand__logo{height:44px}
  .brand__sub{display:none}
  .hero__actions .btn{flex:1 1 100%}
  .advantage-grid{grid-template-columns:1fr}
  .about__side{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .js .reveal{opacity:1;transform:none}
}

/* ===== 诊疗中心独立主题：暖陶土橙 + 奶油白（区别于集团深蓝） ===== */
:root{
  --ink:#2B211C; --ink-2:#5E4B41; --ink-3:#9A857A;
  --brand:#B65336; --brand-d:#8C3B25; --brand-l:#FBEEE6;
  --accent:#DE9756; --accent-l:#FDF3E9;
  --line:#F0E2D8; --bg-soft:#FEF9F4;
  --shadow:0 12px 36px rgba(120,55,35,.09);
  --shadow-sm:0 4px 16px rgba(120,55,35,.06);
}