@charset "utf-8";
/* ==========================================================================
   福盈鸿业 · 成都除甲醛服务官网
   style.css —— 基础层：变量 / 重置 / 排版 / 栅格 / 组件 / 页头 / 页脚
   ========================================================================== */

/* ---------- 1. 设计变量 ---------- */
:root{
  /* 主视觉：环保健康（更通透鲜活的森林绿 + 薄荷青 + 自然米白） */
  --c-green-900:#08392b;
  --c-green-800:#0c5640;
  --c-green-700:#127a57;
  --c-green-600:#149267;
  --c-green-500:#21c08a;   /* 更明亮的薄荷绿点缀 */
  --c-green-300:#7fe3c1;
  --c-green-100:#daf4ea;
  --c-green-50:#eefbf6;
  --c-mint:#34d3a0;        /* 高光/强调点缀 */
  --c-teal:#0ea8b2;
  --c-sky:#eaf8fc;
  --c-sun:#ffab40;         /* 更明快活泼的强调橙 */
  --c-sun-dark:#f2941f;
  --c-danger:#e4553c;

  --c-ink:#16241f;
  --c-text:#3a4a43;
  --c-muted:#748a80;
  --c-line:#e8f0ed;
  --c-bg:#ffffff;
  --c-bg-soft:#f4fbf8;
  --c-bg-soft-2:#eaf5f0;

  --grad-main:linear-gradient(135deg,#0c5640 0%,#149267 50%,#2fc89a 100%);
  --grad-sun:linear-gradient(135deg,#ffc061 0%,#ffab40 100%);
  --grad-mist:linear-gradient(180deg,#ffffff 0%,#f1faf6 100%);

  --r-sm:10px;  --r-md:16px;  --r-lg:24px;  --r-xl:34px;  --r-pill:999px;

  /* 阴影：去绿调、更柔和中性、营造轻盈悬浮感 */
  --sd-1:0 2px 6px rgba(15,28,22,.05), 0 10px 24px rgba(15,28,22,.06);
  --sd-2:0 6px 16px rgba(15,28,22,.06), 0 22px 48px rgba(15,28,22,.09);
  --sd-3:0 12px 28px rgba(15,28,22,.08), 0 36px 80px rgba(15,28,22,.13);

  --wrap:1400px;
  --nav-h:64px;

  /* 表单控件统一尺寸（全站复用） */
  --field-h:42px;
  --field-px:13px;

  --fs-body:16px;
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}

/* ---------- 2. 重置 ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--c-bg);color:var(--c-text);
  font-family:var(--font);font-size:var(--fs-body);line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .25s ease,border-color .25s ease,background .25s ease;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5,h6{margin:0;color:var(--c-green-900);line-height:1.35;font-weight:800;letter-spacing:.5px;}
p{margin:0 0 14px;}
strong,b{color:var(--c-green-800);font-weight:700;}
button,input,select,textarea{font:inherit;color:inherit;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid var(--c-green-500);outline-offset:3px;border-radius:4px;}
::selection{background:var(--c-green-100);color:var(--c-green-900);}
[hidden]{display:none !important;}

/* ---------- 3. 排版 ---------- */
h1{font-size:clamp(26px,4.6vw,44px);}
h2{font-size:clamp(22px,3.4vw,34px);}
h3{font-size:clamp(18px,2.2vw,22px);}
h4{font-size:17px;}
.t-xl{font-size:clamp(17px,2vw,20px);}
.t-sm{font-size:14px;}
.t-xs{font-size:13px;}
.t-green{color:var(--c-green-600);}
.t-sun{color:var(--c-sun-dark);}
.t-muted{color:var(--c-muted);overflow-wrap:anywhere;word-break:break-word;}
.center{text-align:center;}
.leadd{letter-spacing:1px;}
.nowrap{white-space:nowrap;}

/* ---------- 4. 布局容器 ---------- */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 16px;}
.wrap-narrow{max-width:1400px;}
.row{display:flex;flex-wrap:wrap;gap:24px;}
.row>div{min-width:0;}
.grid{display:grid;gap:24px;}
.g-2{grid-template-columns:repeat(2,1fr);}
.g-3{grid-template-columns:repeat(3,1fr);}
.g-4{grid-template-columns:repeat(4,1fr);}
.flex-c{display:flex;align-items:center;}
.flex-b{display:flex;align-items:center;justify-content:space-between;}
.mt-0{margin-top:0;}.mt-s{margin-top:12px;}.mt-m{margin-top:24px;}.mt-l{margin-top:40px;}
.mb-s{margin-bottom:12px;}.mb-m{margin-bottom:24px;}.mb-l{margin-bottom:40px;}

.section{padding:clamp(52px,7vw,20px) 0;position:relative;}
.section-soft{background:var(--c-bg-soft);}
.section-soft2{background:var(--c-bg-soft-2);}
.section-green{background:var(--grad-main);color:#e9f7f1;}
.section-green h2,.section-green h3{color:#fff;}

/* 板块标题 */
.sec-head{text-align:center;max-width:760px;margin:0 auto clamp(28px,4vw,48px);}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:2px;color:var(--c-green-600);
  background:var(--c-green-50);border:1px solid var(--c-green-100);
  padding:5px 14px;border-radius:var(--r-pill);margin-bottom:14px;font-weight:700;
}
.sec-head h2 span{color:var(--c-green-600);}
.sec-head p{color:var(--c-muted);margin:12px 0 0;}
.sec-head .line{width:56px;height:4px;border-radius:4px;background:var(--grad-main);margin:16px auto 0;}
.section-green .sec-head .eyebrow{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.28);color:#fff;}
.section-green .sec-head p{color:rgba(255,255,255,.86);}
.section-green .sec-head .line{background:#fff;}

/* ---------- 5. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:var(--r-pill);border:1px solid transparent;
  font-weight:700;font-size:16px;cursor:pointer;white-space:nowrap;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease;
}
.btn-main{background:var(--grad-main);color:#fff;box-shadow:0 8px 20px rgba(18,122,87,.28);transition:transform .25s ease,box-shadow .25s ease,filter .25s ease;}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(18,122,87,.42);filter:brightness(1.05);color:#fff;}
.btn-sun{background:var(--grad-sun);color:#fff;box-shadow:0 8px 20px rgba(242,163,60,.32);transition:transform .25s ease,box-shadow .25s ease,filter .25s ease;}
.btn-sun:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(242,163,60,.46);filter:brightness(1.05);color:#4a2c00;}
.btn-ghost{border-color:var(--c-green-500);color:var(--c-green-700);background:transparent;}
.btn-ghost:hover{background:var(--c-green-50);}
.btn-white{background:#fff;color:var(--c-green-700);}
.btn-white:hover{background:var(--c-green-50);color:var(--c-green-800);}
.btn-outline-w{border-color:rgba(255,255,255,.6);color:#fff;}
.btn-outline-w:hover{background:rgba(255,255,255,.14);color:#fff;}
.btn-lg{padding:15px 34px;font-size:17px;}
.btn.btn-compact{padding-top:11px;padding-bottom:11px;}
.btn-sm{padding:8px 18px;font-size:14px;}
.btn-block{width:100%;}
.btn .ico{width:18px;height:18px;flex:0 0 18px;}

/* ---------- 6. 卡片 ---------- */
.card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sd-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.card-hover:hover{transform:translateY(-6px);box-shadow:var(--sd-3);border-color:var(--c-green-100);}
.card-icon{
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  background:var(--c-green-50);color:var(--c-green-600);margin-bottom:16px;
}
.card-icon svg{width:28px;height:28px;}
.card h3{margin-bottom:10px;}
.card p{margin-bottom:0;color:var(--c-muted);}

/* ---------- 7. 标签 / 角标 ---------- */
.badge{display:inline-block;padding:4px 12px;border-radius:var(--r-pill);font-size:13px;font-weight:700;line-height:1.6;}
.badge-green{background:var(--c-green-100);color:var(--c-green-700);}
.badge-sun{background:#fff2df;color:var(--c-sun-dark);}
.badge-line{border:1px solid var(--c-green-300);color:var(--c-green-700);}

/* ---------- 8. 面包屑 ---------- */
.crumb-bar{background:var(--c-bg-soft);border-bottom:1px solid var(--c-line);}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding:12px 0;font-size:13px;color:var(--c-muted);}
.crumb a:hover{color:var(--c-green-600);}
.crumb .sep{color:#b9cbc3;}
.crumb strong{color:var(--c-green-700);font-weight:600;}

/* ---------- 9. 顶部条 + 页头导航 ---------- */
.topbar{background:var(--c-green-900);color:rgba(255,255,255,.86);font-size:13px;}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:36px;flex-wrap:wrap;}
.topbar a{color:rgba(255,255,255,.9);}
.topbar a:hover{color:#fff;}
.topbar ul{display:flex;flex-wrap:wrap;gap:14px;}
.topbar .hide-sm{display:inline;}

.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--c-line);box-shadow:0 2px 12px rgba(12,86,64,.04);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:var(--nav-h);}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo .mark{width:40px;height:40px;flex:0 0 40px;}
.logo .txt{display:flex;flex-direction:column;line-height:1.2;}
.logo .txt b{font-size:19px;color:var(--c-green-800);letter-spacing:2px;}
.logo .txt span{font-size:11px;color:var(--c-muted);letter-spacing:1px;}

.main-nav{display:flex;align-items:center;gap:2px;}
.main-nav>li{position:relative;}
.main-nav>li>a{
  display:block;padding:10px 13px;border-radius:var(--r-pill);font-size:15px;font-weight:600;color:var(--c-ink);position:relative;
}
.main-nav>li>a:hover{color:var(--c-green-600);background:transparent;}
.main-nav>li>a::before{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;border-radius:2px;
  background:currentColor;transform:scaleX(0);transform-origin:center;transition:transform .25s ease;
}
.main-nav>li>a:hover::before{transform:scaleX(1);}
.main-nav>li.active>a{color:var(--c-green-700);background:transparent;}
.main-nav>li.active>a::before{transform:scaleX(1);}
.sub-nav{
  position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(10px) scale(.98);transform-origin:top center;
  display:block;width:max-content;min-width:200px;white-space:nowrap;
  background:#fff;border:1px solid var(--c-line);border-radius:14px;
  box-shadow:0 18px 40px rgba(8,64,46,.14);padding:8px;z-index:60;
  opacity:0;visibility:hidden;transition:opacity .22s ease,transform .22s ease,visibility .22s;
}
.sub-nav::before{content:"";position:absolute;top:-7px;left:50%;margin-left:-7px;width:14px;height:14px;background:#fff;border-left:1px solid var(--c-line);border-top:1px solid var(--c-line);transform:rotate(45deg);border-top-left-radius:3px;}
.main-nav li.has-sub:hover .sub-nav,.main-nav li.has-sub:focus-within .sub-nav{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0) scale(1);}
.sub-nav a{display:flex;align-items:center;gap:9px;padding:10px 12px;border-radius:10px;font-size:14px;color:var(--c-ink);transition:background .18s ease,color .18s ease;}
.sub-nav a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-green-300);flex:0 0 6px;transition:background .18s ease,transform .18s ease;}
.sub-nav a:hover,.sub-nav a:focus{background:var(--c-green-50);color:var(--c-green-700);}
.sub-nav a:hover::before,.sub-nav a:focus::before{background:var(--c-green-600);transform:scale(1.35);}

.header-cta{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.tel-btn,.nav-book-btn{
  display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border:0;cursor:pointer;font-family:inherit;
  border-radius:var(--r-pill);
  background:var(--grad-main);color:#fff;font-weight:800;font-size:17px;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(18,122,87,.26);transition:transform .2s ease,box-shadow .2s ease;
}
.tel-btn svg,.nav-book-btn svg{width:18px;height:18px;}
.tel-btn:hover,.nav-book-btn:hover{transform:translateY(-2px);color:#fff;box-shadow:0 10px 22px rgba(18,122,87,.32);}
.nav-book-btn{height:36px;padding:0 16px;font-size:15px;line-height:1;}
.nav-book-btn svg{width:20px;height:20px;}

/* 纯 CSS 汉堡菜单 */
.nav-toggle,.nav-mask{display:none;}
.hamburger{display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:var(--r-sm);background:#fff;cursor:pointer;align-items:center;justify-content:center;}
.hamburger span{display:block;width:20px;height:2px;background:var(--c-green-800);position:relative;transition:.25s;}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--c-green-800);transition:.25s;}
.hamburger span::before{top:-6px;}.hamburger span::after{top:6px;}

/* ---------- 10. 页脚 ---------- */
.site-footer{background:var(--c-green-900);color:rgba(255,255,255,.78);padding-top:clamp(40px,5vw,64px);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px;position:relative;padding-left:12px;}
.site-footer h4::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:16px;border-radius:2px;background:var(--c-green-300);}
.site-footer ul li{margin-bottom:9px;font-size:14px;}
.site-footer ul a:hover{color:#fff;text-decoration:underline;}
.site-footer p{font-size:14px;}
.f-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.f-logo .mark{width:44px;height:44px;flex:0 0 44px;}
.f-logo b{color:#fff;font-size:20px;letter-spacing:2px;display:block;}
.f-logo span{font-size:12px;color:rgba(255,255,255,.6);}
.f-contact li{display:flex;gap:10px;align-items:flex-start;}
.f-contact svg{width:16px;height:16px;flex:0 0 16px;margin-top:5px;color:var(--c-green-300);}
.f-links-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.f-links-tags a{font-size:12px;padding:3px 10px;border:1px solid rgba(255,255,255,.22);border-radius:var(--r-pill);color:rgba(255,255,255,.7);}
.f-links-tags a:hover{border-color:var(--c-green-300);color:#fff;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding:18px 0;font-size:13px;color:rgba(255,255,255,.6);}
.footer-bottom .wrap{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;}
.footer-bottom a{color:inherit;text-decoration:underline;text-underline-offset:2px;transition:.2s;}
.footer-bottom a:hover{color:#fff;}
.geo-tags{color:rgba(255,255,255,.55);font-size:12.5px;line-height:1.9;}
.geo-tags b{color:rgba(255,255,255,.82);font-weight:600;}

/* ---------- 11. 移动端底部获客工具条 ---------- */
.mobar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:none;
  background:#fff;border-top:1px solid var(--c-line);box-shadow:0 -4px 16px rgba(12,86,64,.10);
  padding:8px 10px calc(8px + env(safe-area-inset-bottom));
}
.mobar .grid4{display:grid;grid-template-columns:1.1fr 1.1fr 1fr 1fr;gap:8px;}
.mobar a{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  height:46px;border-radius:var(--r-md);font-size:12.5px;font-weight:700;
}
.mobar a svg{width:18px;height:18px;}
.mobar .m-home{background:var(--c-bg-soft);color:var(--c-green-800);}
.mobar .m-price{background:var(--c-green-50);color:var(--c-green-700);}
.mobar .m-book{background:var(--grad-sun);color:#4a2c00;}
.mobar .m-tel{background:var(--grad-main);color:#fff;}

/* ---------- 12. 表单 ---------- */
.form-card{background:#fff;border-radius:var(--r-lg);padding:clamp(20px,3vw,30px);box-shadow:var(--sd-3);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.form-row.cols-3{grid-template-columns:repeat(3,1fr);}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--c-green-800);margin-bottom:6px;}
.field label .req{color:var(--c-danger);}
.field input,.field select,.field textarea{
  width:100%;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-sm);
  font-size:15px;transition:border-color .2s,box-shadow .2s;
}
/* 单行控件统一高度：input / select 完全一致 */
.field input,.field select{
  height:var(--field-h);padding:0 var(--field-px);line-height:1.2;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-green-500);box-shadow:0 0 0 3px rgba(26,168,119,.14);
}
/* 原生下拉纯 CSS 重写：去掉系统外观，统一站点绿主题 */
.field select{
  -webkit-appearance:none;appearance:none;cursor:pointer;padding-right:38px;background-color:#fff;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%236d8077' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;
}
.field select:hover{border-color:var(--c-green-300);}
.field select option{padding:9px 12px;background:#fff;color:var(--c-ink);}
.field select option:checked,.field select option:hover{background:var(--c-green-50);color:var(--c-green-700);}
.field textarea{min-height:96px;resize:vertical;padding:10px var(--field-px);line-height:1.7;}
.field .hint{font-size:12px;color:var(--c-muted);margin-top:6px;}
.form-agree{display:flex;gap:8px;align-items:flex-start;font-size:12.5px;color:var(--c-muted);margin:6px 0 14px;}
.form-agree input{margin-top:4px;}

/* 自定义下拉（替代原生 select，去掉系统样式） */
.cs{position:relative;}
.cs-trigger{
  width:100%;height:var(--field-h);display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:0 var(--field-px);border:1px solid var(--c-line);border-radius:var(--r-sm);background:#fff;
  font-family:inherit;font-size:15px;line-height:1.2;color:var(--c-ink);text-align:left;cursor:pointer;
  transition:border-color .2s,box-shadow .2s;
}
.cs-trigger:hover{border-color:var(--c-green-300);}
.cs.is-open .cs-trigger,.cs-trigger:focus-visible{
  outline:none;border-color:var(--c-green-500);box-shadow:0 0 0 3px rgba(26,168,119,.14);
}
.cs.is-invalid .cs-trigger{border-color:var(--c-danger);box-shadow:0 0 0 3px rgba(224,71,71,.12);}
.cs-label{flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.cs-label.is-placeholder{color:var(--c-muted);}
.cs-arrow{
  flex:0 0 auto;width:7px;height:7px;margin-top:-4px;
  border-right:1.8px solid var(--c-muted);border-bottom:1.8px solid var(--c-muted);
  transform:rotate(45deg);transition:transform .2s ease,border-color .2s ease;
}
.cs.is-open .cs-arrow{transform:rotate(225deg);margin-top:2px;border-color:var(--c-green-600);}
.cs-panel{
  position:absolute;left:0;right:0;top:calc(100% + 8px);z-index:80;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:0 18px 40px rgba(8,64,46,.16);padding:6px;
  max-height:272px;overflow-y:auto;
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s;
}
.cs.is-open .cs-panel{opacity:1;visibility:visible;transform:translateY(0);}
.cs-opt{
  display:block;width:100%;padding:10px 12px;border:0;border-radius:8px;background:transparent;
  font-family:inherit;font-size:14.5px;line-height:1.4;color:var(--c-ink);text-align:left;cursor:pointer;
  transition:background .16s ease,color .16s ease;
}
.cs-opt:hover,.cs-opt:focus{background:var(--c-green-50);color:var(--c-green-700);outline:none;}
.cs-opt.is-selected{background:var(--c-green-50);color:var(--c-green-700);font-weight:700;}
.cs-opt.is-placeholder{color:var(--c-muted);}
.cs-opt:disabled{opacity:.5;cursor:not-allowed;}
.cs-panel::-webkit-scrollbar{width:8px;}
.cs-panel::-webkit-scrollbar-thumb{background:var(--c-line);border-radius:8px;}
.cs-panel::-webkit-scrollbar-track{background:transparent;}

/* ---------- 13. 通用小组件 ---------- */
.list-check li{position:relative;padding-left:26px;margin-bottom:10px;overflow-wrap:anywhere;word-break:break-word;}
.list-check li::before{
  content:"";position:absolute;left:0;top:9px;width:16px;height:9px;
  border-left:2px solid var(--c-green-500);border-bottom:2px solid var(--c-green-500);transform:rotate(-45deg);
}
.list-dot li{position:relative;padding-left:18px;margin-bottom:8px;}
.list-dot li::before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--c-green-300);}

.stat-num{font-size:clamp(28px,4vw,40px);font-weight:800;color:var(--c-green-600);line-height:1.1;letter-spacing:1px;}
.stat-num small{font-size:16px;font-weight:700;}

.divider{height:1px;background:var(--c-line);margin:32px 0;}
.divider-soft{background:rgba(255,255,255,.18);}

.to-top{
  position:fixed;right:16px;bottom:80px;z-index:65;width:44px;height:44px;border-radius:50%;
  background:var(--grad-main);color:#fff;display:grid;place-items:center;box-shadow:var(--sd-2);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s;
}
.to-top.is-on{opacity:.9;visibility:visible;transform:translateY(0);}
.to-top:hover{opacity:1;color:#fff;transform:translateY(-2px);}
.to-top svg{width:20px;height:20px;}

/* 内容区默认 a 的强调色 */
.prose a{color:var(--c-green-700);text-decoration:underline;}
.prose ul.simple li{padding-left:18px;position:relative;margin-bottom:8px;}
.prose ul.simple li::before{content:"";position:absolute;left:2px;top:13px;width:6px;height:6px;border-radius:50%;background:var(--c-green-300);}

/* ---------- 14. 响应式：平板 ≤1080px ---------- */
@media (max-width:1080px){
  .footer-grid{grid-template-columns:1fr 1fr;}
  .g-4{grid-template-columns:repeat(2,1fr);}
  .main-nav>li>a{padding:10px 9px;font-size:14.5px;}
  .main-nav>li>a::before{left:9px;right:9px;}
}

/* ---------- 15. 响应式：移动端 ≤900px ---------- */
@media (max-width:900px){
  .header-cta .tel-btn span.txt,.header-cta .nav-book-btn span.txt{display:none;}
  .header-cta .tel-btn,.header-cta .nav-book-btn{padding:0 12px;height:36px;}

  /* 默认（无汉堡结构的页面，如资讯详情页）：主菜单常显横滑，确保导航不消失 */
  .main-nav{
    display:flex;flex-direction:row;flex-wrap:nowrap;gap:2px;
    overflow-x:auto;-webkit-overflow-scrolling:touch;
    padding:6px 0;margin-top:6px;border-top:1px solid var(--c-line);
    background:transparent;box-shadow:none;max-height:none;
  }
  .main-nav>li{width:auto;border:0;}
  .main-nav>li>a{padding:8px 12px;font-size:15px;border-radius:var(--r-pill);}

  /* 有汉堡结构的页面：启用折叠菜单 */
  .site-header:has(.nav-toggle) .hamburger{display:flex;}
  .site-header:has(.nav-toggle) .header-inner{flex-wrap:nowrap;height:var(--nav-h);padding:0 16px;gap:14px;}
  .site-header:has(.nav-toggle) .nav-toggle:checked ~ .nav-mask{display:block;position:fixed;inset:var(--nav-h) 0 0 0;background:rgba(8,64,46,.42);z-index:55;}
  .site-header:has(.nav-toggle) .main-nav{
    position:fixed;left:0;right:0;top:var(--nav-h);z-index:58;
    background:#fff;border-bottom:1px solid var(--c-line);box-shadow:var(--sd-2);
    max-height:calc(100vh - var(--nav-h));overflow-y:auto;
    display:none;flex-direction:column;gap:0;padding:10px 14px 18px;
  }
  .site-header:has(.nav-toggle) .nav-toggle:checked ~ .header-inner .main-nav{display:flex;}
  .site-header:has(.nav-toggle) .main-nav>li{width:100%;border-bottom:1px solid var(--c-line);}
  .site-header:has(.nav-toggle) .main-nav>li>a{padding:14px 8px;border-radius:0;font-size:16px;}
  .site-header:has(.nav-toggle) .main-nav>li.active>a{background:transparent;color:var(--c-green-700);}
  .site-header:has(.nav-toggle) .main-nav>li>a::before{display:none;}
  .site-header:has(.nav-toggle) .sub-nav{
    position:static;transform:none;box-shadow:none;border:0;padding:4px 0 10px 10px;min-width:0;
    opacity:1;visibility:visible;background:transparent;display:none;border-radius:0;
    grid-template-columns:1fr;
  }
  .site-header:has(.nav-toggle) .nav-toggle:checked ~ .header-inner .main-nav .has-sub:hover .sub-nav,
  .site-header:has(.nav-toggle) .nav-toggle:checked ~ .header-inner .main-nav .has-sub:focus-within .sub-nav{display:block;}
  .site-header:has(.nav-toggle) .sub-nav::before{display:none;}
  .site-header:has(.nav-toggle) .sub-nav a{padding:11px 12px;font-size:15px;}
  .site-header:has(.nav-toggle) .nav-toggle:checked ~ .header-inner .hamburger span{background:transparent;}
  .site-header:has(.nav-toggle) .nav-toggle:checked ~ .header-inner .hamburger span::before{transform:rotate(45deg);top:0;}
  .site-header:has(.nav-toggle) .nav-toggle:checked ~ .header-inner .hamburger span::after{transform:rotate(-45deg);top:0;}

  .mobar{display:block;}
  .to-top{bottom:76px;}
  /* 固定底部工具条不遮挡页脚内容 */
  body{padding-bottom:64px;}
}

@media (max-width:768px){
  body{font-size:15.5px;}
  .topbar{display:none;}
  .topbar .wrap{justify-content:center;text-align:center;}
  .topbar .hide-sm{display:none;}
  .row{flex-direction:column;}
  .row>div{max-width:100%;}
  .row[style*="flex-start"]{align-items:stretch!important;}
  .row[style*="flex-start"] > div{flex:1 1 auto!important;width:100%!important;min-width:0!important;}
  .g-2,.g-3,.g-4{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .form-row.cols-3{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px 20px;}
  .footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:1 / -1;}
  .card{padding:20px;}
  .btn-lg{padding:13px 26px;font-size:16px;}
  body{line-height:1.65;}
}

@media (max-width:420px){
  .logo .txt b{font-size:17px;}
  .mobar a{font-size:11.5px;}
  .logo .txt span{display:none;}
}

/* 移动端可折叠区块：桌面始终展开，≤768px 点击展开 */
.m-collapse{display:block;}
.m-collapse>.m-head{display:none;cursor:pointer;user-select:none;align-items:center;justify-content:space-between;gap:10px;padding:12px 14px;background:var(--c-green-50);border:1px solid var(--c-line);border-radius:var(--r-md);color:var(--c-green-800);font-weight:700;font-size:15px;}
.m-collapse>.m-head .m-cue{font-size:12px;font-weight:600;color:var(--c-green-600);transition:transform .2s;}
.m-collapse>.m-toggle:checked ~ .m-head .m-cue{transform:rotate(180deg);}
.m-collapse>.m-body{display:block;}
@media (max-width:768px){
  .m-collapse>.m-head{display:flex;margin-bottom:10px;}
  .m-collapse>.m-body{display:none;}
  .m-collapse>.m-toggle:checked ~ .m-body{display:block;}
}

/* 打印 */
@media print{
  .site-header,.mobar,.to-top,.topbar{display:none!important;}
}

/* ---------- 滚动进入动画 ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .6s ease,transform .6s ease,box-shadow .3s ease,border-color .3s ease;}
.reveal.is-in{opacity:1;transform:none;}
.card-icon{transition:transform .3s ease;}
.card-hover:hover .card-icon{transform:scale(1.06);}
.btn:active{transform:translateY(1px) scale(.98);}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1!important;transform:none!important;transition:none!important;}
  .card-icon,.btn{transition:none!important;}
}