/* ===== 重置 & CSS变量 ===== */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }

:root {
  --dark: #10271c;
  --dark-2: #163524;
  --dark-3: #1c4530;
  --primary: #1f7d4d;
  --primary-dark: #155c39;
  --primary-light: #3da06e;
  --accent: #1f7d4d;
  --text: #1f2a24;
  --text-muted: #333333;
  --text-light: #444444;
  --bg-white: #ffffff;
  --bg-gray: #f4f8f4;
  --bg-alt: #eef4ef;
  --border: #d7e3da;
  --shadow: 0 1px 3px rgba(16,40,28,.08), 0 1px 2px rgba(16,40,28,.05);
  --shadow-md: 0 4px 12px rgba(16,40,28,.08);
  --shadow-lg: 0 10px 30px rgba(16,40,28,.1);
  --shadow-xl: 0 20px 60px rgba(16,40,28,.12);
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --transition: .3s cubic-bezier(.4,0,.2,1);
  --fx-font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --fx-navy:#103024;
  --fx-navy-2:#16432f;
  --fx-navy-3:#1d5440;
  --fx-blue:#1f7d4d;
  --fx-gold:#c8a35c;
  --fx-gold-l:#e2c791;
  --fx-title:#103024;
  --fx-text:#33433b;
  --fx-muted:#333333;
  --fx-line:#e3ebe4;
  --fx-line-2:#d4e0d8;
  --fx-bg-soft:#f6f9f6;
  --fx-bg-soft-2:#eef4ef;
  --fx-grad-navy:linear-gradient(135deg,#103024 0%,#16432f 55%,#1d5440 100%);
  --fx-grad-blue:linear-gradient(135deg,#1f7d4d 0%,#16432f 100%);
  --fx-grad-gold:linear-gradient(135deg,#d9b972 0%,#c8a35c 100%);
  --fx-sh-xs:0 1px 2px rgba(16,40,28,.05);
  --fx-sh-sm:0 2px 6px rgba(16,40,28,.05),0 8px 20px -12px rgba(16,40,28,.14);
  --fx-sh-md:0 4px 10px rgba(16,40,28,.05),0 18px 38px -20px rgba(16,40,28,.22);
  --fx-sh-lg:0 8px 18px rgba(16,40,28,.06),0 32px 60px -30px rgba(16,40,28,.3);
  --fx-r-lg:18px;
  --fx-r-md:12px;
  --fx-r-sm:8px;
  --fx-r-xs:6px;
  --fx-t:.28s cubic-bezier(.32,.72,.36,1);
  --fx-sec:clamp(64px,7vw,108px);
}

html { scroll-behavior:smooth; scrollbar-gutter:stable; }

body {
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  line-height: 1.7;
  background: var(--bg-white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color:var(--primary); text-decoration:none; transition:color var(--transition); }
a:hover { color:var(--primary-dark); }
img { max-width:100%; height:auto; display:block; }

.container { width:75%; max-width:1600px; margin:0 auto; padding:0 10px; transition:width .3s ease; }
.baichong-container { width:75%; max-width:1600px; margin:0 auto; padding:0 24px; transition:width .3s ease; }
.page-container { width:75%; max-width:1600px; margin:0 auto; transition:width .3s ease; }

@media(max-width:1700px) { .container,.baichong-container,.page-container { width:82%; } }
@media(max-width:1500px) { .container,.baichong-container,.page-container { width:88%; } }
@media(max-width:1300px) { .container,.baichong-container,.page-container { width:94%; } }
@media(max-width:1100px) { .container,.baichong-container,.page-container { width:98%; max-width:none; } }

@media(max-width:768px) {
  .container { width:100%; padding:0 15px; }
  .baichong-container { width:100%; padding:0 15px; }
  .page-container { width:100%; padding:0 15px; }
}

.page-section { padding:96px 0; }
.page-section.alt { background:var(--bg-gray); }
.page-section.white { background:var(--bg-white); }
.page-section.dark-green { background:#1a4d3a; color:#fff; }
.page-section .section-head { text-align:center; margin-bottom:64px; }
.page-section .section-head .section-kicker { display:inline-block; color:var(--primary-dark); font-size:14px; letter-spacing:2px; text-transform:uppercase; margin-bottom:12px; font-weight:600; }
.page-section .section-head h2 { font-size:38px; line-height:1.3; color:var(--dark); font-weight:700; margin-bottom:16px; }
.page-section .section-head h2::after { content:''; display:block; width:56px; height:4px; background:var(--primary-dark); margin:20px auto 0; border-radius:4px; }
.page-section .section-head p { font-size:16px; color:var(--text-muted); max-width:820px; margin:0 auto; }
.page-section.dark-green .section-head h2 { color:#fff; }
.page-section.dark-green .section-head p { color:rgba(255,255,255,.78); }
.page-section.dark-green .section-head h2::after { background:var(--primary-light); }

@media(max-width:1024px) {
  .page-section { padding:64px 0; }
  .page-section .section-head h2 { font-size:28px; }
  .page-section .section-head { margin-bottom:42px; }
}
@media(max-width:768px) {
  .page-section { padding:48px 0; }
  .page-section .section-head h2 { font-size:24px; }
  .page-section .section-head { margin-bottom:32px; }
}

.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:14px 30px; border-radius:var(--radius-lg); font-size:15px; font-weight:600; line-height:1; cursor:pointer; transition:all var(--transition); border:0; text-decoration:none; user-select:none; }
.btn-primary { background:var(--primary-dark); color:#fff; box-shadow:0 6px 16px rgba(0,176,80,.25); }
.btn-primary:hover { background:#009745; color:#fff; transform:translateY(-1px); box-shadow:0 10px 24px rgba(0,176,80,.3); }
.btn-outline { background:transparent; color:#fff; border:2px solid rgba(255,255,255,.9); }
.btn-outline:hover { background:#fff; color:var(--primary-dark); }
.btn-outline-dark { background:transparent; color:var(--primary-dark); border:2px solid var(--primary-dark); }
.btn-outline-dark:hover { background:var(--primary-dark); color:#fff; }
.btn-ghost { background:rgba(255,255,255,.12); color:#fff; backdrop-filter:blur(6px); }
.btn-ghost:hover { background:rgba(255,255,255,.22); color:#fff; }
.btn-sm { padding:10px 20px; font-size:14px; }
.btn-lg { padding:18px 40px; font-size:16px; }

@media(max-width:768px) {
  .btn { padding:12px 22px; }
  .btn-lg { padding:15px 28px; }
}

.hero-banner { position:relative; min-height:480px; display:flex; align-items:center; justify-content:center; overflow:hidden; color:#fff; background-size:cover; background-position:center; background-image:linear-gradient(135deg, rgba(10,48,33,.9) 0%, rgba(26,77,58,.82) 60%, rgba(26,77,58,.72) 100%), url('/images/about.jpg'); }
.hero-banner::before { content:''; position:absolute; inset:0; background:radial-gradient(ellipse at 70% 30%, rgba(157,224,53,.12), transparent 60%), radial-gradient(ellipse at 20% 80%, rgba(0,176,80,.14), transparent 55%); }
.hero-banner .banner-inner { position:relative; z-index:2; display:flex; flex-direction:column; align-items:center; text-align:center; width:100%; padding:47px 0 53px; }
.hero-banner .banner-inner h1 { font-size:52px; font-weight:800; line-height:1.22; margin-bottom:18px; max-width:1080px; letter-spacing:-.5px; }
.hero-banner .banner-inner p { font-size:18px; line-height:1.8; max-width:860px; color:rgba(255,255,255,.88); margin-bottom:30px; }
.hero-banner .banner-inner .btn-group { display:flex; gap:16px; flex-wrap:wrap; justify-content:center; }
.hero-banner.banner-sm { min-height:333px; }
.hero-banner.banner-sm .banner-inner { padding:40px 0 40px; }
.hero-banner.banner-sm .banner-inner h1 { font-size:40px; }
@media(max-width:1024px) {
  .hero-banner { min-height:373px; }
  .hero-banner .banner-inner h1 { font-size:34px; }
  .hero-banner .banner-inner p { font-size:16px; }
}
@media(max-width:768px) {
  .hero-banner { min-height:320px; }
  .hero-banner .banner-inner { padding:33px 0 27px; }
  .hero-banner .banner-inner h1 { font-size:26px; line-height:1.35; }
  .hero-banner .banner-inner p { font-size:15px; }
  .hero-banner.banner-sm { min-height:280px; }
  .hero-banner.banner-sm .banner-inner h1 { font-size:26px; }
}

.hero-slider { position:relative; width:100%; min-height:720px; color:#fff; overflow:hidden; background:#0d3323; }
.hero-slides-wrapper { position:relative; width:100%; min-height:720px; }
.hero-slide { position:absolute; inset:0; opacity:0; visibility:hidden; transition:opacity .6s ease, visibility .6s ease; }
.hero-slide.active { opacity:1; visibility:visible; z-index:2; }
.hero-slide-bg { position:absolute; inset:0; background-color:#0d3323; background-size:cover; background-position:center; }
.hero-slide-overlay { position:absolute; inset:0; z-index:1; }
.hero-slide-inner { position:relative; z-index:3; width:100%; min-height:720px; display:flex; align-items:center; padding:60px 0 60px; }
.hero-slide-text { width:75%; max-width:1600px; margin:0 auto; padding:0 15px; text-align:center; transition:width .3s ease; }

@media(max-width:1700px) { .hero-slide-text { width:82%; } }
@media(max-width:1500px) { .hero-slide-text { width:88%; } }
@media(max-width:1300px) { .hero-slide-text { width:94%; } }
@media(max-width:1100px) { .hero-slide-text { width:98%; max-width:none; } }
.hero-slide-title { font-size:clamp(32px,5vw,58px); line-height:1.18; font-weight:900; color:#fff; margin:0 auto 14px; letter-spacing:2px; white-space:pre-line; }
.hero-slide-subtitle { font-size:clamp(32px,5vw,58px); line-height:1.18; font-weight:900; color:#f97316; margin:0 auto 12px; white-space:pre-line; }
.hero-slide-slogan { display:inline-block; color:#fff; font-size:clamp(16px,1.6vw,19px); letter-spacing:3px; text-transform:uppercase; font-weight:600; margin:0 auto 28px; padding:0; border:0; border-radius:0; }
.hero-slide-desc { font-size:17px; line-height:1.9; color:rgba(255,255,255,.9); max-width:680px; margin:0 auto 30px; }
.hero-slide-btns { display:flex; gap:16px; flex-wrap:nowrap; justify-content:center; }
.hero-slide-btns-sub { margin-top:14px; }
.hero-slide-btn { min-width:160px; display:inline-flex; align-items:center; justify-content:center; gap:8px; white-space:nowrap; }
.btn-icon { flex:none; }
#heroSlider .hero-slide-btns { margin-top:44px; }
#heroSlider .hero-slide-btns-sub { margin-top:26px; }
.inner-hero-slider .hero-slide-btns { margin-top:44px; }
.inner-hero-slider .hero-slide-btns-sub { margin-top:26px; }
.btn-conversion { background:linear-gradient(135deg,#9de035,#00b050); color:#fff; box-shadow:0 6px 16px rgba(157,224,53,.35); }
.btn-conversion:hover { background:linear-gradient(135deg,#8fd02f,#009745); color:#fff; }
.btn-consult { background:rgba(255,255,255,.12); color:#fff; border:1px solid rgba(255,255,255,.6); }
.btn-consult:hover { background:rgba(255,255,255,.28); color:#fff; }
.btn-inquiry { background:linear-gradient(135deg,#2f9e57,#1e7a3f); color:#fff; box-shadow:0 6px 16px rgba(30,122,63,.35); }
.btn-inquiry:hover { background:linear-gradient(135deg,#26894a,#166a35); color:#fff; }
.hero-nav { position:absolute; top:50%; transform:translateY(-50%); z-index:5; width:46px; height:46px; border-radius:50%; background:rgba(255,255,255,.14); border:1px solid rgba(255,255,255,.4); cursor:pointer; display:flex; align-items:center; justify-content:center; transition:all var(--transition); }
.hero-nav:hover { background:rgba(255,255,255,.28); }
.hero-nav::before { content:''; width:10px; height:10px; border-left:2px solid #fff; border-top:2px solid #fff; }
.hero-prev { left:28px; }
.hero-prev::before { transform:rotate(-45deg); }
.hero-next { right:28px; }
.hero-next::before { transform:rotate(135deg); }
.hero-dots { position:absolute; bottom:26px; left:50%; transform:translateX(-50%); z-index:5; display:flex; gap:10px; }
.hero-dot { width:11px; height:11px; border-radius:50%; border:0; background:rgba(255,255,255,.45); cursor:pointer; padding:0; transition:all var(--transition); }
.hero-dot.active { background:var(--primary-light); transform:scale(1.25); }
.inner-hero-slider { min-height:520px; }
.inner-hero-slider .hero-slides-wrapper { min-height:520px; }
.inner-hero-slider .hero-slide-inner { min-height:520px; }
.inner-hero-slider .hero-slide-title { font-size:clamp(24px,4vw,42px); }
@media(max-width:1024px) {
  .hero-slider, .hero-slides-wrapper, .hero-slide-inner { min-height:520px; }
  .inner-hero-slider, .inner-hero-slider .hero-slides-wrapper, .inner-hero-slider .hero-slide-inner { min-height:440px; }
  .hero-slide-text { width:90%; }
  .hero-slide-btns { gap:12px; }
  .hero-slide-btn { min-width:140px; font-size:14px; gap:6px; }
}
@media(max-width:768px) {
  .hero-slide-inner { padding:50px 0 50px; }
  .hero-slide-btns { flex-wrap:wrap; }
  .hero-slide-slogan { font-size:16px; letter-spacing:2px; }
  .hero-slide-text { width:100%; padding:0 15px; }
  .inner-hero-slider .hero-slide-inner { padding:44px 0 60px; }
  .inner-hero-slider .hero-slide-title { font-size:21px; font-weight:600; line-height:1.45; letter-spacing:.5px; margin-bottom:18px; }
  .inner-hero-slider .hero-slide-subtitle { font-size:21px; font-weight:600; line-height:1.45; letter-spacing:.5px; margin-bottom:16px; }
  .inner-hero-slider .hero-slide-slogan { font-size:13px; font-weight:400; line-height:2; letter-spacing:.5px; max-width:94%; margin:0 auto; padding:0; }
}

.card-grid { display:grid; grid-template-columns:repeat(3, 1fr); gap:28px; }
.card-grid.col-2 { grid-template-columns:repeat(2, 1fr); }
.card-grid.col-4 { grid-template-columns:repeat(4, 1fr); }
@media(max-width:1024px) {
  .card-grid.col-4 { grid-template-columns:repeat(2, 1fr); }
  .card-grid { grid-template-columns:repeat(2, 1fr); gap:20px; }
}
@media(max-width:768px) {
  .card-grid, .card-grid.col-2, .card-grid.col-4 { grid-template-columns:1fr; gap:18px; }
}

.card { background:#fff; border-radius:var(--radius-xl); overflow:hidden; border:1px solid var(--border); transition:all var(--transition); display:flex; flex-direction:column; }
.card:hover { transform:translateY(-5px); box-shadow:var(--shadow-lg); border-color:transparent; }
.card .card-media { width:100%; height:220px; background:#f0f7f3 url('/images/about.jpg') center/cover no-repeat; position:relative; overflow:hidden; }
.card .card-media::after { content:''; position:absolute; inset:0; background:linear-gradient(180deg, transparent 60%, rgba(26,77,58,.2)); }
.card .card-body { padding:24px 26px 28px; flex:1; display:flex; flex-direction:column; }
.card .card-body h3 { font-size:20px; margin-bottom:8px; color:var(--dark); }
.card .card-body p { font-size:14.5px; color:var(--text-muted); line-height:1.8; flex:1; }
.card .card-actions { margin-top:20px; }
.card .card-tag { display:inline-block; padding:4px 12px; background:rgba(0,176,80,.1); color:var(--primary-dark); border-radius:20px; font-size:12px; font-weight:600; margin-bottom:10px; align-self:flex-start; }

@media(max-width:768px) {
  .card .card-media { height:200px; }
  .card .card-body { padding:20px; }
}

.cta-strip { padding:72px 0; text-align:center; background:linear-gradient(135deg, #0b3e2d 0%, #1a4d3a 55%, #266b4e 100%); color:#fff; position:relative; overflow:hidden; }
.cta-strip::before { content:''; position:absolute; inset:0; background:radial-gradient(circle at 20% 30%, rgba(157,224,53,.18), transparent 55%), radial-gradient(circle at 80% 70%, rgba(0,176,80,.16), transparent 55%); }
.cta-strip .cta-inner { position:relative; z-index:2; }
.cta-strip h2 { font-size:34px; font-weight:700; margin-bottom:14px; }
.cta-strip p { font-size:16px; color:rgba(255,255,255,.85); margin-bottom:28px; }
.cta-strip .btn-group { display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }
.cta-strip .geo-text { margin-top:28px; font-size:13px; color:rgba(255,255,255,.62); letter-spacing:1px; }
@media(max-width:768px) {
  .cta-strip { padding:56px 0; }
  .cta-strip h2 { font-size:24px; }
}

.svg-ico { width:32px; height:32px; flex-shrink:0; stroke:var(--primary-dark); fill:none; stroke-width:1.6; stroke-linecap:round; stroke-linejoin:round; }
.svg-ico.lg { width:48px; height:48px; stroke-width:1.4; }
.svg-ico.white { stroke:#fff; }
.icon-circle { width:64px; height:64px; border-radius:50%; display:flex; align-items:center; justify-content:center; background:rgba(0,176,80,.1); flex-shrink:0; margin-bottom:18px; }
.icon-circle.white-bg { background:rgba(255,255,255,.14); }

.header-inner {
  width:75%; margin:0 auto; padding:0 10px;
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:nowrap; height:100%;
  transition:width .3s ease;
}

@media(max-width:1700px) { .header-inner { width:82%; } }
@media(max-width:1500px) { .header-inner { width:88%; } }
@media(max-width:1300px) { .header-inner { width:94%; } }
@media(max-width:1100px) { .header-inner { width:98%; } }

@media(max-width:768px) {
  .header-inner { width:100%; padding:0 10px; }
}

/* ===== 顶部信息条 ===== */
.top-bar {
  position:relative; z-index:1001;
  background:#1f7d4d; color:#fff;
  font-size:13px;
}
.top-bar .header-inner {
  display:flex; align-items:center; justify-content:space-between;
  padding:9px 32px; height:auto; max-width:1600px;
}
@media(max-width:991px) { .top-bar .header-inner { padding:9px 15px; } }
@media(max-width:959px) { .top-bar .header-inner { width:100%; } }
.top-bar-welcome { letter-spacing:.02em; color:rgba(255,255,255,.95); }
.top-bar-contact { display:flex; align-items:center; gap:20px; }
.top-bar-contact a {
  display:flex; align-items:center; gap:6px;
  color:rgba(255,255,255,.95); text-decoration:none;
  transition:color .25s ease;
}
.top-bar-contact a:hover { color:#e2c791; }
.top-bar-contact svg { width:14px; height:14px; flex-shrink:0; }
@media(max-width:768px) {
  .top-bar { display:none; }
}

/* ===== 头部导航 ===== */
.site-header .header-inner {
  width:75%; max-width:1600px; margin:0 auto; padding:0 32px;
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:nowrap; height:100%;
  overflow:visible;
  transition:width .3s ease;
}
.site-header .header-inner > .logo { flex-shrink:0; }
.site-header .header-inner > .main-nav { flex:1; min-width:0; }
.site-header .header-inner > .header-actions { flex-shrink:0; }

@media(max-width:1700px) { .site-header .header-inner { width:82%; } }
@media(max-width:1500px) { .site-header .header-inner { width:88%; } }
@media(max-width:1300px) { .site-header .header-inner { width:94%; } }
@media(max-width:1100px) { .site-header .header-inner { width:98%; max-width:none; } }
@media(max-width:991px) { .site-header .header-inner { width:98%; padding:0 15px; } }
@media(max-width:959px) { .site-header .header-inner { width:100%; padding:0 15px; } }
@media(max-width:768px) { .site-header .header-inner { width:100%; padding:0 15px; } }

.site-header {
  position:sticky; top:0; left:0; right:0; z-index:1000;
  background:#fff;
  height:72px;
  display:flex; align-items:center;
  transition:background .3s ease, box-shadow .3s ease, border-color .3s ease;
  border-bottom:1px solid #eef2f7;
  box-shadow:0 2px 10px rgba(15,37,64,.06);
}
.site-header.scrolled {
  background:#fff;
  border-bottom-color:rgba(0,0,0,.08);
  box-shadow:0 6px 22px rgba(15,37,64,.1);
}
.site-header.scrolled::after { opacity:0; }

.logo {
  flex-shrink:0; display:flex; align-items:center;
  margin-right:32px;
}
.logo-title {
  margin:0; padding:0; font-size:0; position:absolute; width:0; height:0; overflow:hidden;
}
.logo-title a {
  color:transparent;
}
.logo a {
  display:flex; align-items:center;
  text-decoration:none; gap:12px;
}
.logo-img {
  height:50px;
  width:auto;
  object-fit:contain;
  display:block;
}
.logo-img-default{display:none}
.logo-img-scrolled{display:block}
.scrolled .logo-img-default{display:none}
.scrolled .logo-img-scrolled{display:block}

.main-nav {
  display:flex; align-items:center; flex:1; justify-content:flex-end;
  height:100%;
}
.main-nav ul {
  display:flex; flex-wrap:nowrap; list-style:none; gap:0;
  justify-content:flex-end; align-items:center; height:100%;
}
.main-nav ul li { display:flex; align-items:center; height:100%; position:relative; }
.main-nav a {
  display:flex; align-items:center; gap:4px;
  padding:8px 18px;
  color:#3a4759;
  font-size:18px; font-weight:500;
  white-space:nowrap;
  transition:color .3s ease;
  letter-spacing:.03em;
  position:relative;
}
.main-nav a::after {
  content:''; position:absolute; bottom:6px; left:50%; right:50%;
  height:2px; border-radius:2px;
  background:#1f7d4d;
  transition:left .3s ease, right .3s ease;
  opacity:0;
}
.main-nav a:hover::after,
.main-nav a.active::after {
  left:18px; right:18px; opacity:1;
}
.main-nav a:hover { color:#1f7d4d; }
.main-nav a.active { color:#1f7d4d; font-weight:600; }
.scrolled .main-nav a { color:#3a4759; }
.scrolled .main-nav a:hover { color:#1f7d4d; }
.scrolled .main-nav a.active { color:#1f7d4d; }
@media(max-width:1600px){
  .main-nav a{font-size:17px;padding:8px 14px}
  .main-nav a:hover::after,.main-nav a.active::after{left:14px;right:14px}
}
@media(max-width:1440px){
  .main-nav a{font-size:16px;padding:7px 12px}
  .main-nav a:hover::after,.main-nav a.active::after{left:12px;right:12px}
}
@media(max-width:1280px){
  .main-nav a{font-size:15px;padding:7px 10px;letter-spacing:.02em}
  .main-nav a:hover::after,.main-nav a.active::after{left:10px;right:10px}
}
@media(max-width:1100px){
  .main-nav a{font-size:14px;padding:6px 8px;letter-spacing:.01em}
  .main-nav a:hover::after,.main-nav a.active::after{left:8px;right:8px}
}
@media(max-width:991px){
  .main-nav a{font-size:13px;padding:5px 6px;letter-spacing:0}
  .main-nav a:hover::after,.main-nav a.active::after{left:6px;right:6px}
}

.main-nav .has-submenu { position:relative; }
.site-header .main-nav > ul > li { height:100%; }

.nav-arrow {
  display:inline-block;
  width:0; height:0;
  border-left:4px solid transparent;
  border-right:4px solid transparent;
  border-top:5px solid currentColor;
  margin-top:1px;
  opacity:.6;
  transition:transform .3s ease;
}
.has-submenu:hover > a .nav-arrow {
  transform:rotate(180deg);
}

/* ===== GEO转化快捷栏 ===== */
.header-actions {
  display:flex; align-items:center; gap:10px;
  flex-shrink:0; margin-left:16px;
}
@media(max-width:959px) {
  .header-actions { display:none !important; }
}
.ha-divider {
  width:1px; height:22px;
  background:rgba(0,0,0,.1);
  margin:0 4px;
}
.ha-dropdown-menu .ha-divider {
  width: auto; height:1px;
  margin:8px 8px;
  background:rgba(0,0,0,.08);
}
.ha-dropdown {
  position:relative;
}
.ha-dropdown-btn {
  display:flex; align-items:center; gap:4px;
  padding:6px 14px;
  background:linear-gradient(135deg,#1e5ac9,#3c7ce0);
  color:#fff;
  border:none; border-radius:6px;
  font-size:13px; font-weight:600;
  cursor:pointer;
  transition:all .3s ease;
  white-space:nowrap;
}
.ha-dropdown-btn:hover {
  background:linear-gradient(135deg,#1648a8,#2d6ad0);
  box-shadow:0 4px 12px rgba(30,90,201,.3);
}
.ha-arrow {
  transition:transform .3s ease;
}
.ha-dropdown:hover .ha-arrow {
  transform:rotate(180deg);
}
.ha-dropdown-menu {
  display:none;
  position:absolute; top:100%; right:0;
  padding-top:10px;
  margin-top:0;
  min-width:180px;
  background:#fff;
  border:1px solid rgba(0,0,0,.08);
  border-radius:10px;
  box-shadow:0 12px 40px rgba(0,0,0,.12);
  padding:6px;
  padding-top:16px;
  z-index:100;
  animation:fadeInUp .2s ease forwards;
}
.ha-dropdown:hover .ha-dropdown-menu {
  display:block;
}
.ha-dropdown-item {
  display:flex; align-items:center; gap:8px;
  padding:10px 14px;
  color:#1e293b;
  font-size:13.5px; font-weight:500;
  border-radius:6px;
  text-decoration:none;
  transition:all .2s ease;
  cursor:pointer;
}
.ha-dropdown-item:hover {
  background:#f0f4ff;
  color:#1e5ac9;
}
.ha-dropdown-item .loc-dot {
  width:8px; height:8px; border-radius:50%; flex-shrink:0;
}
.ha-icon-btn {
  display:flex; align-items:center; justify-content:center;
  width:36px; height:36px;
  border-radius:8px;
  color:#1e293b;
  background:transparent;
  border:1px solid rgba(0,0,0,.08);
  cursor:pointer;
  transition:all .3s ease;
  text-decoration:none;
}
.ha-icon-btn:hover {
  background:#f0f4ff;
  color:#1e5ac9;
  border-color:#1e5ac9;
}
.ha-phone-dropdown .ha-dropdown-btn {
  width:36px; height:36px; padding:0;
  background:rgba(30,90,201,.06);
  border:1px solid rgba(30,90,201,.2);
  border-radius:8px;
  color:#1e5ac9;
  display:flex; align-items:center; justify-content:center;
  cursor:pointer;
  transition:all .3s ease;
}
.ha-phone-dropdown .ha-dropdown-btn:hover {
  background:#1e5ac9;
  color:#fff;
  border-color:#1e5ac9;
}
.ha-phone-dropdown .ha-dropdown-menu {
  min-width:260px;
  padding:8px;
  white-space:nowrap;
}
.ha-phone-item {
  display:flex; align-items:center; gap:10px;
  padding:12px 14px;
  color:#1e293b;
  font-size:14px; font-weight:600;
  text-decoration:none;
  border-radius:8px;
  transition:all .2s ease;
}
.ha-phone-item:hover {
  background:#f0f4ff;
  color:#1e5ac9;
}
.ha-phone-item .phone-icon {
  width:34px; height:34px; display:flex; align-items:center; justify-content:center;
  background:rgba(30,90,201,.1);
  border-radius:50%;
  color:#1e5ac9;
  flex-shrink:0;
}
.ha-phone-item .phone-label {
  display:flex; flex-direction:column;
  gap:2px;
}
.ha-phone-item .phone-label span:first-child {
  font-size:11px; font-weight:400; color:#333333;
}
.ha-phone-item .phone-label span:last-child {
  font-size:15px; font-weight:700; color:#1e5ac9;
}
.ha-icon-btn.ha-chat-btn {
  color:#0ea5e9;
  border-color:rgba(14,165,233,.2);
  background:rgba(14,165,233,.06);
}
.ha-icon-btn.ha-chat-btn:hover {
  background:#0ea5e9;
  color:#fff;
  border-color:#0ea5e9;
}

.main-nav .submenu {
  display:none; position:absolute; top:100%; left:0;
  width:680px;
  background:#ffffff;
  border:1px solid rgba(0,0,0,.08);
  box-shadow:0 16px 48px rgba(0,0,0,.12);
  z-index:100;
}
.main-nav > ul > li:nth-last-child(-n+2) .submenu { left:auto; right:0; }
.main-nav .has-submenu:hover .submenu {
  display:grid; grid-template-columns:250px 1fr;
  animation:fadeInUp .25s ease forwards;
}
.main-nav .submenu.no-features { grid-template-columns:1fr; width:250px; }
.main-nav .submenu.no-features .submenu-list { border-right:none; }
.main-nav .submenu.feature-only { grid-template-columns:1fr; width:560px; }
.main-nav .submenu.feature-only .submenu-features { display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); }
.main-nav .submenu-list {
  list-style:none; margin:0; padding:8px 0;
  display:flex; flex-direction:column; align-items:stretch; height:auto;
  justify-content:flex-start;
  border-right:1px solid rgba(0,0,0,.06);
}
.main-nav .submenu-list li { display:block; height:auto; }
.main-nav .submenu-list a {
  padding:4px 18px; font-size:.95rem; line-height:1.4;
  color:#4a4a4a; border-radius:0;
  width:100%; box-sizing:border-box;
  white-space:nowrap;
  display:flex; align-items:center; gap:8px;
}
.main-nav .submenu-list a::before {
  content:""; width:6px; height:6px; flex-shrink:0;
  border-radius:2px;
  background:linear-gradient(135deg,#85ce03,#00b050);
  transition:transform .2s ease;
}
.main-nav .submenu-list a:hover::before { transform:scale(1.25); }
.main-nav .submenu-list a::after { display:none; }
.main-nav .submenu-list a:hover {
  color:#0a2a66; background:rgba(10,42,102,.06);
}
.main-nav .submenu-features {
  display:flex; flex-direction:column; gap:12px;
  padding:16px;
  background:linear-gradient(160deg,#f6fbf5,#eaf6ee);
}
.main-nav .submenu-feature {
  display:flex; flex-direction:column; align-items:stretch;
  padding:10px; border-radius:8px; text-decoration:none;
  transition:background .3s ease;
}
.main-nav .submenu .submenu-feature::after { display:none; }
.main-nav .submenu-feature:hover { background:#ffffff; }
.main-nav .submenu-feature-img { width:100%; height:110px; border-radius:8px; overflow:hidden; }
.main-nav .submenu-feature-img img { width:100%; height:100%; object-fit:cover; }
.main-nav .submenu-feature-title {
  margin-top:8px; font-size:.92rem; font-weight:700; color:#1a4d3a;
  white-space:normal; word-break:break-word; overflow-wrap:anywhere;
}
.main-nav .submenu-feature-desc {
  margin-top:4px; font-size:.8rem; line-height:1.5; color:#667;
  white-space:normal; word-break:break-word; overflow-wrap:anywhere;
}

@keyframes fadeInUp {
  from { opacity:0; transform:translateY(-4px); }
  to { opacity:1; transform:translateY(0); }
}

/* ===== 在线咨询弹窗 ===== */
.consult-overlay {
  position:fixed; inset:0; z-index:10000;
  background:rgba(0,0,0,.5);
  display:flex; align-items:center; justify-content:center;
  opacity:0; visibility:hidden;
  transition:opacity .3s ease, visibility .3s ease;
  -webkit-backdrop-filter:blur(4px);
  backdrop-filter:blur(4px);
}
.consult-overlay.active {
  opacity:1; visibility:visible;
}
.consult-modal {
  width:92%; max-width:420px;
  background:#fff;
  border-radius:16px;
  box-shadow:0 24px 80px rgba(0,0,0,.2);
  overflow:hidden;
  transform:translateY(20px) scale(.96);
  transition:transform .3s cubic-bezier(.34,1.56,.64,1);
}
.consult-overlay.active .consult-modal {
  transform:translateY(0) scale(1);
}
.consult-modal-header {
  display:flex; align-items:center; justify-content:space-between;
  padding:20px 24px 0;
}
.consult-modal-header h3 {
  font-size:18px; font-weight:700; color:#1e293b; margin:0;
}
.consult-close {
  width:32px; height:32px; display:flex; align-items:center; justify-content:center;
  background:none; border:none; font-size:22px; color:#94a3b8;
  cursor:pointer; border-radius:6px; transition:all .2s ease;
}
.consult-close:hover { background:#f1f5f9; color:#1e293b; }
.consult-modal-body {
  padding:20px 24px 24px;
}
.consult-modal-body .cm-field {
  margin-bottom:12px;
}
.consult-modal-body .cm-field input,
.consult-modal-body .cm-field textarea,
.consult-modal-body .cm-field select {
  width:100%; padding:10px 14px;
  border:1.5px solid #e2e8f0;
  border-radius:8px;
  font-size:14px; color:#1e293b;
  background:#fff;
  outline:none;
  box-sizing:border-box;
  transition:border-color .2s;
  font-family:inherit;
}
.consult-modal-body .cm-field input:focus,
.consult-modal-body .cm-field textarea:focus,
.consult-modal-body .cm-field select:focus {
  border-color:#1e5ac9;
}
.consult-modal-body .cm-field textarea {
  resize:vertical; min-height:72px;
}
.consult-modal-body .cm-field select {
  cursor:pointer;
}
.cm-submit {
  width:100%; padding:12px 0;
  background:linear-gradient(135deg,#1e5ac9,#3c7ce0);
  color:#fff;
  border:none; border-radius:8px;
  font-size:15px; font-weight:600;
  cursor:pointer;
  transition:all .25s;
}
.cm-submit:hover {
  transform:translateY(-1px);
  box-shadow:0 6px 20px rgba(30,90,201,.3);
}
.cm-submit:disabled {
  opacity:.6; cursor:not-allowed; transform:none;
}
.cm-consent {
  display:flex; align-items:flex-start; gap:8px;
  font-size:12.5px; color:#64748b; line-height:1.5;
  cursor:pointer;
}
.cm-consent input[type="checkbox"] {
  width:15px; height:15px; margin-top:2px; flex-shrink:0;
}
.cm-consent a {
  color:#1e5ac9; text-decoration:underline;
}
.cm-cap-hint {
  font-size:12px; color:#333333;
  margin:0; padding:4px 0;
}

/* ===== 移动端头部布局 ===== */
@media(max-width:768px) {
  .site-header { height: 56px; }
  .site-header.scrolled { height: 56px; }
  .logo-img { height: 50px; width:auto; max-width:none; object-fit:contain; }
  .logo::after { display: none; }
  .logo { padding-right: 0; }
  .mobile-menu-toggle { margin-left:auto; }
}

/* ===== 通用按钮 ===== */
.btn {
  display:inline-flex; align-items:center; gap:8px;
  padding:16px 36px; font-size:1rem; font-weight:600;
  border-radius:8px; border:none; cursor:pointer;
  transition:all var(--transition); text-decoration:none;
}
.btn:hover { transform:translateY(-2px); box-shadow:var(--shadow-xl); }

.btn-primary {
  background:#fff; color:#151E2D;
}
.btn-primary:hover { background:#f1f5f9; color:#151E2D; }

.btn-outline {
  background:transparent; color:#fff;
  border:2px solid rgba(255,255,255,.35);
}
.btn-outline:hover { border-color:#1e88e5; background:#1e88e5; color:#fff; }

.btn-conversion {
  background: linear-gradient(135deg,#ff7a18,#ff5722);
  color:#fff;
}
.btn-conversion:hover { color:#fff; box-shadow:0 8px 25px rgba(255,87,34,.4); }

.btn-consult {
  background:linear-gradient(135deg,#07c160,#06ad56);
  color:#fff;
}
.btn-consult:hover { color:#fff; box-shadow:0 8px 25px rgba(7,193,96,.4); }

.btn-inquiry {
  background:linear-gradient(135deg,#2563eb,#1d4ed8);
  color:#fff;
}
.btn-inquiry:hover { color:#fff; box-shadow:0 8px 25px rgba(37,99,235,.4); }

.btn-accent {
  background:linear-gradient(135deg,#2563eb,#1d4ed8);
  color:#fff;
}
.btn-accent:hover { color:#fff; box-shadow:0 8px 25px rgba(37,99,235,.35); }

/* ===== 页脚 ===== */
.footer-container { width:75%; margin:0 auto; padding:0 10px; display:grid; grid-template-columns:1.5fr 2.4fr 1.3fr; gap:40px; transition:width .3s ease; }

@media(max-width:1700px) { .footer-container { width:82%; } }
@media(max-width:1500px) { .footer-container { width:88%; } }
@media(max-width:1300px) { .footer-container { width:94%; } }
@media(max-width:1100px) { .footer-container { width:98%; } }

.site-footer {
  background:#0f172a; color:#fff;
}

.footer-main { padding:60px 0 40px; }
.footer-col-contact { display:flex; flex-direction:column; }
.footer-nav-wrap { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.footer-col-intro .footer-intro { padding-bottom:0; margin-bottom:0; border-bottom:none; }
.footer-intro { padding-bottom:20px; margin-bottom:20px; border-bottom:1px solid rgba(255,255,255,.1); }
.footer-intro-title { font-size:20px; font-weight:800; color:#fff; margin:0 0 10px; letter-spacing:1px; }
.footer-intro-text { font-size:13px; line-height:1.75; color:rgba(255,255,255,.65); margin:0; }

.footer-col h3 {
  font-size:1rem; font-weight:700;
  margin-bottom:20px; color:#fff;
}
.footer-col h3 a { color:#fff; }

.footer-col ul { list-style:none; }
.footer-col ul li { margin-bottom:10px; }
.footer-col ul a {
  color:rgba(255,255,255,.6);
  font-size:.9rem; transition:color var(--transition);
}
.footer-col ul a:hover { color:#fff; }

@media(max-width:768px) {
  .footer-container { width:100%; padding:0 10px; grid-template-columns:1fr; gap:0; }
  .footer-col { border-bottom:1px solid rgba(255,255,255,.06); }
  .footer-col:last-child { border-bottom:none; }
  .footer-nav-wrap { display:block; }
  .footer-nav-wrap .footer-col:last-child { border-bottom:1px solid rgba(255,255,255,.06); }
  .footer-col-intro { padding:12px 0; }
  .footer-col h3 { margin-bottom:0; font-size:.9rem; padding:10px 0; }
  .footer-col ul li { margin-bottom:4px; }
  .footer-main { padding:16px 0 12px; }
  .footer-intro { padding-bottom:16px; margin-bottom:16px; }
  .footer-intro-title { font-size:17px; }
  .footer-intro-text { font-size:12px; line-height:1.7; }
}

.contact-item {
  display:flex; align-items:center; gap:10px;
  color:rgba(255,255,255,.6); font-size:.9rem;
}
.contact-item .icon {
  width:16px; height:16px; flex-shrink:0;
  color:#fff;
}

.footer-bottom {
  border-top:1px solid rgba(255,255,255,.08);
  padding:24px 0;
}
.footer-friend-links {
  border-top:1px solid rgba(255,255,255,.06);
  padding:20px 0; text-align:center;
  font-size:.85rem; color:rgba(255,255,255,.5);
}
.footer-friend-links .footer-container { display:block; }
.footer-friend-links .fl-label { display:inline; margin-right:6px; }
.footer-friend-links a {
  display:inline-block; margin:4px 10px;
  color:rgba(255,255,255,.55); text-decoration:none;
  transition:color .2s;
}
.footer-friend-links a:hover { color:#60a5fa; }
.footer-bottom .footer-container { display:flex; flex-direction:column; align-items:center; gap:12px; }

.footer-copyright {
  color:rgba(255,255,255,.5); font-size:.82rem;
  text-align:center; line-height:1.6;
}

.footer-desc {
  color:rgba(255,255,255,.42); font-size:.78rem;
  text-align:center; line-height:1.7;
  max-width:1200px; margin:0 auto; padding:0 15px;
}

.footer-keywords { text-align:center; }
.footer-keywords a {
  color:rgba(255,255,255,.4); font-size:.78rem;
  transition:color var(--transition);
}
.footer-keywords a:hover { color:rgba(255,255,255,.7); }
.footer-keywords .sep { color:rgba(255,255,255,.2); margin:0 4px; }

.loading { display:flex; align-items:center; justify-content:center; padding:40px 0; }
.loading::after { content:''; width:36px; height:36px; border:3px solid var(--border); border-top-color:var(--primary); border-radius:50%; animation:spin .8s linear infinite; }
@keyframes spin { to { transform:rotate(360deg); } }

/* ===== 页脚折叠 ===== */
:root{--cs-primary:#1a56db}
.footer-toggle{display:none}
@media(min-width:769px){.footer-sub{display:block!important}}
@media(max-width:768px){
.footer-col-header{display:flex;align-items:center;justify-content:space-between;cursor:pointer}
.footer-toggle{display:inline-block;width:10px;height:10px;position:relative;margin-left:8px}
.footer-toggle::before,.footer-toggle::after{content:'';position:absolute;background:rgba(255,255,255,.5);border-radius:1px;transition:transform .3s}
.footer-toggle::before{width:10px;height:2px;top:4px;left:0}
.footer-toggle::after{width:2px;height:10px;top:0;left:4px}
.footer-col.active .footer-toggle::after{transform:rotate(90deg)}
.footer-col.active .footer-toggle::before{transform:rotate(180deg)}
.footer-sub{display:none}
.footer-col.active .footer-sub{display:block}
}

/* ===== 右侧悬浮客服 ===== */
.cs-float{position:fixed;right:20px;top:50%;transform:translateY(-50%);z-index:9999;display:flex;flex-direction:column;gap:10px}
@media(max-width:768px){.cs-float{display:none}}

/* ===== 移动端吸底客服条 ===== */
.cs-bar{display:none}
@media(max-width:768px){
  .cs-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:9998;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-top:1px solid rgba(15,37,64,.08);box-shadow:0 -6px 24px rgba(15,37,64,.12);padding:6px 8px calc(6px + env(safe-area-inset-bottom))}
  .cs-bar-item{flex:1 1 0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:7px 0;border:0;background:transparent;color:#33415c;font-size:11px;line-height:1.3;text-decoration:none;cursor:pointer;border-radius:10px;transition:background .2s,color .2s}
  .cs-bar-item svg{width:20px;height:20px}
  .cs-bar-item:active{background:rgba(26,58,108,.07)}
  .cs-bar-call{color:#1a56db}
  .cs-bar-wx{color:#07c160}
  .cs-bar-msg{color:#c8a35c}
  .cs-bar-top{color:#64748b}
  body{padding-bottom:64px}
}
.cs-wx-pop{display:none;position:fixed;inset:0;z-index:10001;background:rgba(10,18,32,.6);align-items:center;justify-content:center;padding:24px}
.cs-wx-pop.show{display:flex}
.cs-wx-card{background:#fff;border-radius:16px;padding:26px 28px;text-align:center;max-width:280px;width:100%}
.cs-wx-card img{width:180px;height:180px;object-fit:cover;border-radius:10px;margin:0 auto 14px;display:block}
.cs-wx-card p{margin:0 0 16px;font-size:14px;color:#33415c;font-weight:600}
.cs-wx-card button{border:0;background:#1f7d4d;color:#fff;font-size:14px;padding:9px 28px;border-radius:8px;cursor:pointer}
.cs-btn{position:relative;width:65px;height:65px;border-radius:9px;border:none;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:0;background:linear-gradient(135deg,#1e4a7d,#0f2440);color:#fff;box-shadow:0 6px 18px rgba(15,36,64,.32);transition:transform .25s,box-shadow .25s;text-decoration:none;font-family:inherit}
.cs-btn:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(15,36,64,.44);color:#fff}
.cs-btn svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}
.cs-btn svg.cs-ico-wechat{width:24px;height:24px;fill:#fff;stroke:none}
.cs-label{font-size:11px;line-height:1;letter-spacing:.4px;white-space:nowrap}
.cs-divider{width:30px;height:1px;background:rgba(255,255,255,.42)}
.cs-btn.cs-btn-top{height:50px;background:#334155;box-shadow:0 6px 18px rgba(51,65,85,.32)}
.cs-btn.cs-btn-top .cs-divider{display:none}

/* 统一提示弹窗 */
.cs-tip{position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%);background:#fff;color:#26374d;border-radius:8px;padding:9px 15px;font-size:13.5px;font-weight:600;white-space:nowrap;box-shadow:0 10px 28px rgba(15,36,64,.2);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .25s,visibility .25s;z-index:10000;line-height:1.4}
.cs-tip::after{content:'';position:absolute;left:100%;top:50%;transform:translateY(-50%);border:7px solid transparent;border-left-color:#fff}
.cs-btn:hover .cs-tip{opacity:1;visibility:visible}

/* 纯文字提示 */
.cs-tip-phone,.cs-tip-contact{display:flex;align-items:center;gap:6px}
.cs-tip-phone{font-size:14px;letter-spacing:.3px}
.cs-tip-contact svg{width:15px;height:15px;flex:0 0 auto;color:#1e4a7d}

/* 微信二维码提示（特殊大尺寸） */
.cs-tip-wechat{width:196px;padding:12px;text-align:center;white-space:normal;box-sizing:border-box}
.cs-tip-wechat img{width:160px!important;height:160px!important;max-width:none!important;border-radius:6px;display:block;margin:0 auto;object-fit:cover}
.cs-tip-label{display:block;margin-top:8px;font-size:12px;font-weight:600;color:#1e4a7d;letter-spacing:.5px}

.cs-tip-hide{display:none}
.fadeInOut{animation:fadeInOut 2s ease forwards}

/* 微信弹窗（通用组件，供产品页面使用） */
.wechat-modal-overlay {
  display:none; position:fixed; inset:0; z-index:9999;
  background:rgba(0,0,0,.5); -webkit-backdrop-filter:blur(4px); backdrop-filter:blur(4px);
  align-items:center; justify-content:center;
}
.wechat-modal-overlay.active { display:flex; }
.wechat-modal-content {
  background:#fff; border-radius:20px; padding:40px; width:360px; max-width:90vw;
  text-align:center; position:relative; animation:modalIn .3s ease;
}
@keyframes modalIn {
  from { opacity:0; transform:scale(.9) translateY(20px); }
  to { opacity:1; transform:scale(1) translateY(0); }
}
.modal-close {
  position:absolute; top:12px; right:16px; font-size:28px; border:none;
  background:transparent; cursor:pointer; color:var(--text-muted); line-height:1;
}
.modal-close:hover { color:var(--text); }
.modal-icon { margin-bottom:12px; }
.wechat-modal-content h3 { font-size:1.3rem; font-weight:700; margin-bottom:6px; color:var(--text); }
.wechat-modal-content p { color:var(--text-muted); font-size:.9rem; margin-bottom:20px; }
.wechat-qr-placeholder { margin:0 auto 16px; width:200px; height:200px; display:flex; align-items:center; justify-content:center; }
.wechat-qr-placeholder img { width:200px; height:200px; object-fit:contain; }
.qr-fallback { color:var(--text-muted); font-size:.9rem; }
.qr-fallback p { margin-bottom:4px; }
.wechat-id { font-size:.95rem; }
.wechat-id strong { color:var(--primary); }

/* ---- 全站动画 ---- */
@keyframes fadeInOut{0%{opacity:0;transform:translate(-50%,-50%) scale(.9)}15%{opacity:1;transform:translate(-50%,-50%) scale(1)}85%{opacity:1;transform:translate(-50%,-50%) scale(1)}100%{opacity:0;transform:translate(-50%,-50%) scale(.9)}}

/* ===== 手机底部导航 ===== */
.mf-nav{display:none}
@media(max-width:768px){
.mf-nav{position:fixed;bottom:0;left:0;right:0;z-index:9998;display:flex;background:rgba(19,19,19,.97);backdrop-filter:blur(12px);border-top:1px solid rgba(255,255,255,.06);height:56px;padding:0 4px}
.mf-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-decoration:none;color:rgba(255,255,255,.55);font-size:10px;gap:2px;transition:color .2s;padding:4px 0}
.mf-item svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.mf-item span{line-height:1.2}
.mf-item:hover,.mf-item.active{color:var(--primary-light)}
.mf-item-call{color:#34d399!important}
.mf-item-call svg{stroke:#34d399}
.mf-item-wechat{color:#07c160!important}
.mf-item-wechat svg{stroke:#07c160}
body{padding-bottom:0}
}

/* 移动端/平板：显示汉堡菜单，隐藏桌面导航和右侧操作区 */
@media(max-width:959px){
  .mobile-menu-toggle{display:flex;z-index:5;position:relative}
  .site-header .main-nav{display:none}
  .site-header .header-actions{display:none}
}

/* ===== AI智能体 前台悬浮窗 ===== */
.ai-bot-btn{position:fixed;bottom:100px;right:80px;z-index:9999;width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#409eff,#337ecc);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(64,158,255,.4);transition:all .3s;font-size:24px}
.ai-bot-btn:hover{transform:scale(1.08);box-shadow:0 6px 28px rgba(64,158,255,.5)}
.ai-bot-btn .pulse{position:absolute;width:100%;height:100%;border-radius:50%;border:2px solid rgba(64,158,255,.3);animation:aiPulse 2s infinite}
@keyframes aiPulse{0%{transform:scale(1);opacity:1}100%{transform:scale(1.4);opacity:0}}
.ai-bot-dialog{position:fixed;bottom:176px;right:80px;z-index:9998;width:420px;height:560px;background:#fff;border-radius:16px;box-shadow:0 8px 40px rgba(0,0,0,.15);display:none;flex-direction:column;overflow:hidden;animation:slideUp .3s ease}
.ai-bot-dialog.open{display:flex}
@keyframes slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.ai-bot-header{padding:16px 20px;background:linear-gradient(135deg,#409eff,#337ecc);color:#fff;display:flex;justify-content:space-between;align-items:center;flex-shrink:0}
.ai-bot-header h4{margin:0;font-size:16px;font-weight:600}
.ai-bot-close{background:none;border:none;color:#fff;cursor:pointer;font-size:22px;line-height:1;padding:0 4px}
.ai-bot-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:#f5f7fa}
.ai-bot-msg{max-width:85%;padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.6;word-break:break-word;white-space:pre-wrap}
.ai-bot-msg.user{align-self:flex-end;background:#409eff;color:#fff;border-bottom-right-radius:4px}
.ai-bot-msg.bot{align-self:flex-start;background:#fff;color:#333;border-bottom-left-radius:4px;box-shadow:0 1px 4px rgba(0,0,0,.06)}
.ai-bot-msg.loading{align-self:flex-start;background:#fff;color:#909399}
.ai-bot-footer{padding:12px 16px;border-top:1px solid #e2e8f0;display:flex;gap:8px;align-items:center;flex-shrink:0;background:#fff}
.ai-bot-footer input{flex:1;border:1px solid #d1d5db;border-radius:8px;padding:8px 12px;font-size:14px;outline:none}
.ai-bot-footer input:focus{border-color:#409eff}
.ai-bot-footer button{background:#409eff;color:#fff;border:none;border-radius:8px;padding:8px 16px;cursor:pointer;font-size:14px;transition:background .2s;white-space:nowrap}
.ai-bot-footer button:hover{background:#337ecc}
.ai-bot-footer button:disabled{background:#a0cfff;cursor:not-allowed}
.ai-bot-welcome{text-align:center;padding:30px 16px;color:#64748b;font-size:14px;line-height:1.8}
.ai-bot-welcome .welcome-icon{width:56px;height:56px;border-radius:50%;margin:0 auto 12px;background:linear-gradient(135deg,#409eff,#337ecc);display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px}
.ai-bot-msg p{margin:0}
.ai-bot-msg ul,.ai-bot-msg ol{margin:4px 0;padding-left:18px}
@media(max-width:480px){
.ai-bot-dialog{width:calc(100vw - 32px);right:16px;left:16px;bottom:170px;height:70vh;margin:0 auto}
.ai-bot-btn{bottom:90px;right:80px}
}
.fx-wrap{width:75%;max-width:1600px;margin:0 auto;transition:width .3s ease}
.fx-ico{width:20px;height:20px;flex:none;display:inline-block;vertical-align:middle}

/* ===== 统一页脚（全站共用） ===== */
.fx-footer{background:var(--fx-navy);color:rgba(255,255,255,.72);padding-top:0;font-family:var(--fx-font)}
.fx-foot-geo{background:rgba(31,125,77,.16);border-bottom:1px solid rgba(255,255,255,.1)}
.fx-foot-geo-in{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:13px 0}
.fx-foot-geo-lbl{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;color:var(--fx-gold-l);white-space:nowrap}
.fx-geo-dot{width:7px;height:7px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 3px rgba(61,160,110,.25)}
.fx-foot-geo-links{display:flex;flex-wrap:wrap;gap:6px}
.fx-foot-geo-links a{font-size:12px;color:rgba(255,255,255,.7);padding:3px 11px;border:1px solid rgba(255,255,255,.16);border-radius:99px;transition:var(--fx-t);text-decoration:none}
.fx-foot-geo-links a:hover{color:#fff;background:var(--primary);border-color:var(--primary)}
.fx-footer .fx-foot-in{display:grid;grid-template-columns:1.5fr .8fr 1fr 1.1fr;gap:clamp(24px,3vw,52px);padding:clamp(40px,5vw,64px) 0 44px}
.fx-footer .fx-brand{display:flex;align-items:center;gap:0}
.fx-footer .fx-brand-txt strong{display:block;font-size:15.5px;font-weight:700;color:#fff;line-height:1.35}
.fx-footer .fx-brand-txt em{display:block;font-style:normal;font-size:9.5px;letter-spacing:.18em;color:rgba(255,255,255,.42);text-transform:uppercase;margin-top:3px}
.fx-footer .fx-f-col h4{margin:0 0 16px;font-size:14px;color:#fff;font-weight:600;letter-spacing:.04em}
.fx-footer .fx-f-col h4::before{content:"";display:inline-block;width:14px;height:2px;background:var(--fx-grad-gold);border-radius:2px;margin-right:9px;vertical-align:middle}
.fx-footer .fx-f-col a:not(.fx-brand){display:block;font-size:13px;line-height:2.1;color:rgba(255,255,255,.62);transition:var(--fx-t)}
.fx-footer .fx-f-col a:not(.fx-brand):hover{color:var(--fx-gold-l);padding-left:4px}
.fx-footer .fx-f-intro{margin:16px 0 10px;font-size:13px;line-height:1.9;color:rgba(255,255,255,.58);max-width:340px}
.fx-footer .fx-f-domain{margin:0;font-size:12px;letter-spacing:.1em;color:rgba(255,255,255,.4)}
.fx-footer .fx-f-contact p{margin:0 0 12px;font-size:13px;line-height:1.7;color:rgba(255,255,255,.6)}
.fx-footer .fx-f-contact a{display:inline;line-height:1.7;color:rgba(255,255,255,.86)}
.fx-footer .fx-f-addr{position:relative;padding-left:18px}
.fx-footer .fx-f-addr::before{content:"";position:absolute;left:0;top:7px;width:9px;height:9px;border-radius:50% 50% 50% 0;background:var(--primary);transform:rotate(-45deg)}
.fx-footer .fx-ftel a{font-size:17px;font-weight:700;color:#fff;letter-spacing:.01em}
.fx-footer .fx-ftel span{display:block;font-size:11.5px;color:rgba(255,255,255,.42);margin-top:2px}
.fx-footer .fx-foot-bar{border-top:1px solid rgba(255,255,255,.09);padding:18px 0;background:#0a1f17}
.fx-footer .fx-foot-bar .container{display:flex;flex-direction:column;align-items:flex-start;gap:4px}
.fx-footer .fx-foot-bar p{margin:0;font-size:12.5px;color:rgba(255,255,255,.45);line-height:1.8}
.fx-footer .fx-foot-bar a{color:rgba(255,255,255,.55)}
.fx-footer .fx-foot-bar a:hover{color:var(--fx-gold-l)}
@media(max-width:1300px){
  .fx-footer .fx-foot-in{grid-template-columns:1.4fr 1fr 1fr;row-gap:32px}
  .fx-footer .fx-f-brand{grid-column:1/-1}
}
@media(max-width:768px){
  .fx-footer .fx-foot-in{grid-template-columns:1fr 1fr;gap:26px}
  .fx-footer .fx-f-brand{grid-column:1/-1}
  .fx-footer .fx-f-intro{max-width:100%}
  .fx-foot-geo-in{flex-direction:column;align-items:flex-start;gap:10px}
  .fx-footer .fx-foot-bar .container{flex-direction:column;align-items:flex-start;gap:6px}
}
/* ===== 全站顶部导航（重新设计 · 已修复滚动抖动） ===== */
.fx-header{--hd-p:#1f7d4d;--hd-pd:#155c39;position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.82);backdrop-filter:blur(12px) saturate(1.35);-webkit-backdrop-filter:blur(12px) saturate(1.35);border-bottom:1px solid transparent;transition:background .3s ease,border-color .3s ease,box-shadow .3s ease}
.fx-header.up{background:rgba(255,255,255,.96);border-bottom-color:var(--fx-line);box-shadow:0 10px 30px -22px rgba(16,48,36,.45)}
.fx-head-in{display:flex;align-items:center;gap:clamp(16px,2vw,34px);height:76px}
.fx-brand{display:flex;align-items:center;gap:12px;flex-shrink:0;text-decoration:none}
.fx-brand-logo{display:block;width:auto;height:52px}
.fx-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.fx-nav a{position:relative;display:inline-flex;align-items:center;padding:10px 14px;font-size:15.5px;font-weight:600;color:var(--fx-navy);white-space:nowrap;border-radius:10px;transition:color .25s ease,background .25s ease}
.fx-nav a:hover{color:var(--hd-p);background:rgba(31,125,77,.08)}
.fx-nav a.on{color:var(--hd-p)}
.fx-nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:linear-gradient(90deg,#1f7d4d,#37a86a 60%,#e2c791);transform:scaleX(0);transform-origin:left;transition:transform .3s cubic-bezier(.16,1,.3,1)}
.fx-nav a:hover::after,.fx-nav a.on::after{transform:scaleX(1)}
.fx-nav-item{position:relative;display:flex;align-items:center}
.fx-nav-item>.fx-nav-caret{display:inline-block;vertical-align:-1px;margin-left:5px;color:var(--fx-muted);transition:transform .25s ease,color .25s ease}
.fx-nav-item:hover>.fx-nav-caret,.fx-nav-item:focus-within>.fx-nav-caret{transform:rotate(180deg);color:var(--hd-p)}
.fx-sub{position:absolute;top:calc(100% + 14px);left:50%;padding:9px;background:#fff;border:1px solid var(--fx-line);border-radius:16px;box-shadow:0 24px 50px -28px rgba(16,48,36,.5);opacity:0;visibility:hidden;transform:translate(-50%,8px);transition:opacity .24s ease,transform .24s ease,visibility .24s;z-index:60}
.fx-sub::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}
.fx-nav-item:hover .fx-sub,.fx-nav-item:focus-within .fx-sub{opacity:1;visibility:visible;transform:translate(-50%,0)}
.fx-sub-link{display:flex;align-items:center;gap:10px;padding:11px 13px !important;font-size:14px !important;font-weight:500;color:var(--fx-text) !important;border-radius:10px;white-space:nowrap;transition:background .2s ease,color .2s ease}
.fx-sub-link::before{content:"";width:6px;height:6px;border-radius:50%;background:linear-gradient(135deg,#cdd9d0,#a9c2b3);transition:background .2s ease,transform .2s ease}
.fx-sub-link:hover{color:var(--hd-p) !important;background:rgba(31,125,77,.07)}
.fx-sub-link:hover::before{background:var(--hd-p);transform:scale(1.25)}
.fx-sub-link.on{color:var(--hd-p) !important;font-weight:600}
.fx-sub-link.on::before{background:var(--fx-gold-l)}
.fx-head-cta{display:flex;align-items:center;gap:16px;flex-shrink:0;padding-left:clamp(12px,1.6vw,22px);border-left:1px solid var(--fx-line)}
.fx-head-tel{display:flex;align-items:center;gap:9px;color:var(--fx-navy);text-decoration:none;transition:color .25s ease}
.fx-head-tel .fx-ico{width:20px;height:20px;color:var(--hd-p);flex:none}
.fx-head-tel:hover{color:var(--hd-p)}
.fx-head-tel b{display:block;font-size:16.5px;font-weight:800;line-height:1.2;letter-spacing:.01em}
.fx-head-tel i{display:block;font-style:normal;font-size:10.5px;color:var(--fx-muted);letter-spacing:.06em}
.fx-head-quote{display:inline-flex;align-items:center;gap:7px;padding:11px 20px;border-radius:999px;font-size:14px;font-weight:700;color:#fff;background:linear-gradient(135deg,#1f7d4d 0%,#2a9d63 58%,#37a86a 100%);box-shadow:0 12px 26px -14px rgba(31,125,77,.85);transition:transform .28s cubic-bezier(.16,1,.3,1),box-shadow .28s ease;white-space:nowrap;text-decoration:none}
.fx-head-quote:hover{transform:translateY(-2px);box-shadow:0 18px 34px -14px rgba(31,125,77,1)}
.fx-nav-btn{display:none;flex-direction:column;gap:5px;padding:10px;margin-left:auto;border:0;background:none;cursor:pointer}
.fx-nav-btn i{display:block;width:24px;height:2px;background:var(--fx-navy);border-radius:2px;transition:transform .3s ease,opacity .3s ease}
.fx-nav-btn.open i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.fx-nav-btn.open i:nth-child(2){opacity:0}
.fx-nav-btn.open i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 移动端抽屉 */
.fx-mobile-nav{display:none;flex-direction:column;padding:8px 14px 18px;background:linear-gradient(180deg,#f3faf5 0%,#fff 45%);border-top:1px solid var(--fx-line);box-shadow:0 18px 30px -18px rgba(16,48,36,.22)}
.fx-mobile-nav>a{position:relative;display:flex;align-items:center;gap:10px;padding:14px 12px;font-size:15px;font-weight:600;color:var(--fx-navy);border-bottom:1px solid var(--fx-line);border-radius:12px;transition:background .2s ease,padding-left .2s ease}
.fx-mobile-nav>a::before{content:"";width:6px;height:6px;border-radius:50%;background:linear-gradient(135deg,#1f7d4d,#37a86a);opacity:.4;flex:0 0 auto}
.fx-mobile-nav>a:hover{background:rgba(31,125,77,.08);padding-left:18px}
.fx-mobile-nav>a.fx-mn-tel{display:flex;align-items:center;gap:8px;margin-top:14px;padding:13px 18px;color:#fff;font-weight:700;border:none;border-radius:999px;background:linear-gradient(135deg,#1f7d4d,#37a86a);box-shadow:0 12px 22px -12px rgba(31,125,77,.6)}
.fx-mobile-nav>a.fx-mn-tel::before{background:rgba(255,255,255,.7);opacity:.9}
.fx-mobile-nav.open{display:flex}
.fx-mn-group{border-bottom:1px solid var(--fx-line)}
.fx-mn-group summary{display:flex;align-items:center;gap:10px;list-style:none;padding:14px 12px;font-size:15px;font-weight:600;color:var(--fx-navy);cursor:pointer;border-radius:12px;transition:background .2s ease}
.fx-mn-group summary::-webkit-details-marker{display:none}
.fx-mn-group summary::before{content:"";width:6px;height:6px;border-radius:50%;background:linear-gradient(135deg,#1f7d4d,#37a86a);opacity:.4;flex:0 0 auto}
.fx-mn-group summary::after{content:"";width:8px;height:8px;margin-left:auto;margin-right:6px;border-right:2px solid var(--hd-p);border-bottom:2px solid var(--hd-p);transform:rotate(45deg) translateY(-2px);transition:transform .25s ease}
.fx-mn-group summary:hover{background:rgba(31,125,77,.08)}
.fx-mn-group[open] summary{color:var(--hd-p);background:rgba(31,125,77,.08)}
.fx-mn-group[open] summary::after{transform:rotate(225deg) translateY(1px)}
.fx-mn-sub{margin:4px 0 8px;padding:6px 10px 10px;background:rgba(31,125,77,.05);border:1px solid var(--fx-line);border-radius:14px}
.fx-mobile-nav .fx-mn-sub a{display:flex;align-items:center;gap:9px;margin:3px 0;padding:10px 13px;font-size:14px;color:var(--fx-text);background:#fff;border:1px solid var(--fx-line);border-radius:10px;transition:color .2s ease,border-color .2s ease,padding-left .2s ease}
.fx-mobile-nav .fx-mn-sub a::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--hd-p);opacity:.5;flex:0 0 auto}
.fx-mobile-nav .fx-mn-sub a:hover{color:var(--hd-p);border-color:rgba(31,125,77,.4);padding-left:16px}
@media(max-width:1700px){.fx-wrap{width:82%}}
@media(max-width:1500px){.fx-wrap{width:88%}}
@media(max-width:1300px){.fx-wrap{width:94%}}
@media(max-width:1100px){
  .fx-wrap{width:98%;max-width:none}
  .fx-nav{display:none}
  .fx-nav-btn{display:flex}
  .fx-head-cta{display:none}
}
@media(max-width:768px){
  .fx-wrap{width:100%;padding-left:15px;padding-right:15px}
  .fx-head-in{height:62px}
  .fx-brand-logo{height:42px}
}