/* ==========================================================================
   成都市好特蔬农业开发有限公司  —  官方网站
   ========================================================================== */

:root {
  --green-950: #0B2418;
  --green-900: #0F3524;
  --green-800: #164A33;
  --green-700: #1E6042;
  --green-600: #2C7D55;
  --green-100: #E9F0EB;
  --gold: #C9A55C;
  --gold-600: #AD8B42;
  --gold-100: #F2E9D7;
  --cream: #F8F6F1;
  --white: #FFFFFF;
  --ink: #1C1C1A;
  --body: #52524B;
  --muted: #8C8C82;
  --line: #E4E1D9;

  --shadow-sm: 0 2px 14px rgba(15, 53, 36, .07);
  --shadow: 0 16px 48px rgba(15, 53, 36, .13);
  --radius: 3px;
  --maxw: 1220px;

  --serif: "Songti SC", "STSong", "Source Han Serif SC", "Noto Serif SC", Georgia, "Times New Roman", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--body);
  background: var(--white);
  line-height: 1.85;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--serif);
  color: var(--ink);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: .02em;
}

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 40px; }

/* ---------- 通用文本组件 ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: .28em;
  color: var(--gold-600);
  text-transform: uppercase;
  font-weight: 600;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--gold);
}
.eyebrow.center::after {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--gold);
}

.section-title {
  font-size: clamp(28px, 3.4vw, 40px);
  margin: 18px 0 16px;
}
.section-title.light { color: var(--white); }

.section-desc {
  max-width: 680px;
  color: var(--body);
  font-size: 16px;
}
.section-desc.light { color: rgba(255, 255, 255, .72); }

.section { padding: 110px 0; }
.section.cream { background: var(--cream); }
.section.dark { background: var(--green-950); }

.section-head { margin-bottom: 60px; }
.section-head.center { text-align: center; }
.section-head.center .section-desc { margin: 0 auto; }
.section-head.center .eyebrow::before { display: none; }

.gold-line {
  width: 56px;
  height: 2px;
  background: var(--gold);
  margin-top: 26px;
}
.center .gold-line { margin: 26px auto 0; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 34px;
  font-size: 15px;
  letter-spacing: .06em;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all .3s ease;
  font-family: var(--sans);
  white-space: nowrap;
}
.btn-primary {
  background: var(--gold);
  color: var(--green-950);
  font-weight: 600;
}
.btn-primary:hover { background: var(--gold-600); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201, 165, 92, .35); }
.btn-outline { border-color: rgba(255, 255, 255, .45); color: var(--white); }
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }
.btn-dark { background: var(--green-900); color: var(--white); }
.btn-dark:hover { background: var(--green-800); transform: translateY(-2px); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: var(--white); }
.btn-ghost:hover { border-color: var(--green-700); color: var(--green-700); }

/* ==========================================================================
   顶部导航
   ========================================================================== */
.topbar {
  background: var(--green-950);
  color: rgba(255, 255, 255, .68);
  font-size: 13px;
  letter-spacing: .04em;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 40px;
}
.topbar a:hover { color: var(--gold); }
.topbar-right { display: flex; gap: 26px; align-items: center; }
.topbar-right span { opacity: .4; }

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s ease;
}
.header.scrolled { box-shadow: var(--shadow-sm); }
.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 82px;
}

.brand { display: flex; align-items: center; gap: 13px; }
.brand-mark {
  width: 47px;
  height: 50px;
  flex: 0 0 47px;
  object-fit: contain;
}
.brand-text strong {
  display: block;
  font-family: var(--serif);
  font-size: 19px;
  color: var(--green-900);
  letter-spacing: .1em;
  line-height: 1.3;
  font-weight: 600;
  white-space: nowrap;
}
.brand-text small {
  display: block;
  font-size: 10px;
  letter-spacing: .18em;
  color: var(--muted);
  text-transform: uppercase;
  white-space: nowrap;
}

.main-nav { display: flex; align-items: center; gap: 2px; }
.main-nav a {
  position: relative;
  padding: 10px 14px;
  font-size: 15px;
  color: var(--ink);
  white-space: nowrap;
  transition: color .25s ease;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform .3s ease;
}
.main-nav a:hover { color: var(--green-700); }
.main-nav a:hover::after { transform: scaleX(1); }
.main-nav a[data-current] { color: var(--green-800); font-weight: 600; }
.main-nav a[data-current]::after { transform: scaleX(1); }
.main-nav a.nav-order { color: var(--gold-600); font-weight: 600; }
.main-nav a.nav-order::before {
  content: "\25C6";
  font-size: 8px;
  color: var(--gold);
  margin-right: 7px;
  vertical-align: 2px;
}

.header-cta { display: flex; align-items: center; gap: 16px; }

.burger { display: none; width: 44px; height: 44px; border: none; background: none; cursor: pointer; position: relative; }
.burger span {
  position: absolute; left: 10px; right: 10px; height: 1.5px; background: var(--ink);
  transition: all .3s ease;
}
.burger span:nth-child(1) { top: 15px; }
.burger span:nth-child(2) { top: 21px; }
.burger span:nth-child(3) { top: 27px; }
.burger.open span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { top: 21px; transform: rotate(-45deg); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--green-950);
}
.hero-media { position: absolute; inset: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; }
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(11, 36, 24, .93) 0%, rgba(11, 36, 24, .74) 42%, rgba(11, 36, 24, .35) 100%);
}
.hero-inner { position: relative; z-index: 2; padding: 140px 0 120px; }
.hero-content { max-width: 660px; }
.hero h1 {
  color: var(--white);
  font-size: clamp(38px, 5.2vw, 62px);
  line-height: 1.25;
  margin: 24px 0 26px;
  letter-spacing: .04em;
}
.hero h1 em {
  font-style: normal;
  color: var(--gold);
  position: relative;
}
.hero-lead {
  color: rgba(255, 255, 255, .78);
  font-size: 17px;
  line-height: 2;
  max-width: 560px;
}
.hero-actions { display: flex; gap: 16px; margin-top: 42px; flex-wrap: wrap; }

.hero-badges {
  display: flex;
  gap: 40px;
  margin-top: 64px;
  padding-top: 34px;
  border-top: 1px solid rgba(201, 165, 92, .3);
  flex-wrap: wrap;
}
.hero-badge strong {
  display: block;
  font-family: var(--serif);
  font-size: 34px;
  color: var(--gold);
  line-height: 1;
  letter-spacing: .02em;
}
.hero-badge span {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, .6);
  margin-top: 10px;
  letter-spacing: .12em;
}

/* ==========================================================================
   数据条
   ========================================================================== */
.statbar { background: var(--green-900); padding: 0; }
.statbar .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat-item {
  padding: 52px 30px;
  text-align: center;
  border-right: 1px solid rgba(255, 255, 255, .09);
}
.stat-item:last-child { border-right: none; }
.stat-item strong {
  display: block;
  font-family: var(--serif);
  font-size: 42px;
  color: var(--gold);
  line-height: 1;
}
.stat-item span {
  display: block;
  margin-top: 14px;
  font-size: 13px;
  color: rgba(255, 255, 255, .62);
  letter-spacing: .16em;
}

/* ==========================================================================
   业务板块
   ========================================================================== */
.biz-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
}
.biz-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: all .4s ease;
}
.biz-card:hover { box-shadow: var(--shadow); transform: translateY(-6px); }
.biz-thumb { position: relative; height: 320px; overflow: hidden; }
.biz-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.biz-card:hover .biz-thumb img { transform: scale(1.06); }
.biz-thumb::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11, 36, 24, 0) 40%, rgba(11, 36, 24, .8) 100%);
}
.biz-num {
  position: absolute;
  left: 32px;
  bottom: 24px;
  z-index: 2;
  font-family: var(--serif);
  font-size: 46px;
  color: rgba(255, 255, 255, .28);
  line-height: 1;
}
.biz-body { padding: 40px 40px 44px; }
.biz-body h3 { font-size: 25px; margin-bottom: 14px; }
.biz-body h3 small {
  display: block;
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--gold-600);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.biz-body p { font-size: 15px; color: var(--body); }
.biz-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.biz-tags li {
  font-size: 12.5px;
  padding: 6px 14px;
  border: 1px solid var(--line);
  color: var(--green-700);
  background: var(--cream);
  letter-spacing: .04em;
}
.biz-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 28px;
  font-size: 14px;
  color: var(--green-700);
  letter-spacing: .06em;
}
.biz-link::after { content: "\2192"; transition: transform .3s ease; }
.biz-card:hover .biz-link::after { transform: translateX(6px); }

/* ==========================================================================
   服务流程
   ========================================================================== */
.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 10px;
}
.flow-step {
  padding: 0 34px;
  border-right: 1px solid rgba(255, 255, 255, .1);
  position: relative;
}
.flow-step:last-child { border-right: none; }
.flow-step .n {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--gold);
  letter-spacing: .2em;
  display: block;
  margin-bottom: 18px;
}
.flow-step h4 {
  color: var(--white);
  font-size: 20px;
  margin-bottom: 14px;
}
.flow-step p { font-size: 14px; color: rgba(255, 255, 255, .62); line-height: 1.9; }
.flow-step::before {
  content: "";
  position: absolute;
  top: 8px; left: 0;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gold);
}

/* ==========================================================================
   基地实力
   ========================================================================== */
.base-showcase {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 0;
  align-items: stretch;
}
.base-media { position: relative; min-height: 520px; overflow: hidden; }
.base-media img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.base-panel {
  background: var(--white);
  padding: 70px 64px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.base-list { margin-top: 34px; }
.base-list li {
  display: flex;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px dashed var(--line);
}
.base-list li:last-child { border-bottom: none; }
.base-list .ic {
  flex: 0 0 40px;
  height: 40px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-600);
  font-family: var(--serif);
  font-size: 15px;
}
.base-list h4 { font-size: 17px; margin-bottom: 4px; }
.base-list p { font-size: 14px; color: var(--body); }

.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.card {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 40px 34px;
  transition: all .35s ease;
}
.card:hover { border-color: var(--gold); box-shadow: var(--shadow-sm); transform: translateY(-4px); }
.card .ic {
  width: 52px; height: 52px;
  background: var(--green-100);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif);
  color: var(--green-700);
  font-size: 20px;
  margin-bottom: 24px;
}
.card h4 { font-size: 19px; margin-bottom: 12px; }
.card p { font-size: 14.5px; color: var(--body); }

/* ==========================================================================
   客户与服务
   ========================================================================== */
.client-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 560px;
}
.client-media { position: relative; overflow: hidden; }
.client-media img { width: 100%; height: 100%; object-fit: cover; }
.client-panel {
  background: var(--cream);
  padding: 80px 70px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.client-list { margin-top: 30px; }
.client-list li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15.5px;
}
.client-list li::before {
  content: "\25C6";
  color: var(--gold);
  font-size: 10px;
}
.client-list li b { color: var(--ink); font-weight: 600; }

.quote-strip {
  background: var(--green-800);
  padding: 90px 0;
  text-align: center;
}
.quote-strip p {
  font-family: var(--serif);
  font-size: clamp(22px, 2.6vw, 30px);
  color: var(--white);
  line-height: 1.9;
  max-width: 880px;
  margin: 0 auto;
  letter-spacing: .04em;
}
.quote-strip small {
  display: block;
  margin-top: 30px;
  font-size: 13px;
  color: var(--gold);
  letter-spacing: .2em;
}

/* ==========================================================================
   新闻
   ========================================================================== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.news-item {
  background: var(--white);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  transition: all .35s ease;
}
.news-item:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.news-thumb { height: 200px; overflow: hidden; background: var(--green-100); }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.news-item:hover .news-thumb img { transform: scale(1.05); }
.news-body { padding: 30px 30px 34px; flex: 1; display: flex; flex-direction: column; }
.news-date {
  font-size: 12px;
  color: var(--gold-600);
  letter-spacing: .16em;
  margin-bottom: 14px;
}
.news-body h4 { font-size: 19px; margin-bottom: 12px; line-height: 1.6; }
.news-body p {
  font-size: 14.5px;
  color: var(--body);
  flex: 1;
}
.news-more { margin-top: 22px; font-size: 13.5px; color: var(--green-700); letter-spacing: .06em; }

/* ==========================================================================
   CTA
   ========================================================================== */
.cta-band {
  background: var(--green-900);
  padding: 96px 0;
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 50px;
  flex-wrap: wrap;
}
.cta-inner h2 { color: var(--white); font-size: clamp(26px, 3vw, 36px); }
.cta-inner p { color: rgba(255, 255, 255, .7); margin-top: 14px; font-size: 15.5px; }

/* ==========================================================================
   页头（内页）
   ========================================================================== */
.page-hero {
  position: relative;
  padding: 150px 0 110px;
  background: var(--green-950);
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute; inset: 0;
  background: url("../images/base.jpg") center/cover;
  opacity: .26;
}
.page-hero::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11, 36, 24, .82), rgba(11, 36, 24, .95));
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { color: var(--white); font-size: clamp(32px, 4vw, 46px); margin: 18px 0 16px; letter-spacing: .06em; }
.page-hero p { color: rgba(255, 255, 255, .7); max-width: 620px; font-size: 16px; }
.breadcrumb {
  font-size: 12.5px;
  color: rgba(255, 255, 255, .55);
  letter-spacing: .1em;
}
.breadcrumb a:hover { color: var(--gold); }

/* ==========================================================================
   关于页
   ========================================================================== */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-media { position: relative; }
.about-media img { width: 100%; border-radius: var(--radius); }
.about-media::after {
  content: "";
  position: absolute;
  right: -20px; bottom: -20px;
  width: 62%;
  height: 62%;
  border: 1px solid var(--gold);
  z-index: -1;
}
.about-text p { margin-bottom: 20px; font-size: 16px; }
.about-text p:last-of-type { margin-bottom: 0; }

.timeline { margin-top: 20px; position: relative; padding-left: 4px; }
.timeline li {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 30px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.timeline li:last-child { border-bottom: none; }
.timeline .yr {
  font-family: var(--serif);
  font-size: 26px;
  color: var(--gold-600);
  line-height: 1.2;
}
.timeline h4 { font-size: 18px; margin-bottom: 8px; }
.timeline p { font-size: 14.5px; color: var(--body); margin: 0; }

/* ==========================================================================
   产品页
   ========================================================================== */
.prod-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  align-items: stretch;
  margin-bottom: 60px;
  border: 1px solid var(--line);
}
.prod-block:last-child { margin-bottom: 0; }
.prod-media { position: relative; min-height: 460px; overflow: hidden; }
.prod-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.prod-body { padding: 66px 60px; background: var(--white); }
.prod-body h3 { font-size: 28px; margin-bottom: 18px; }
.prod-body > p { font-size: 15.5px; margin-bottom: 30px; }
.prod-list li {
  display: flex;
  gap: 14px;
  padding: 13px 0;
  font-size: 15px;
  border-top: 1px dashed var(--line);
}
.prod-list li:first-child { border-top: none; }
.prod-list li b { color: var(--ink); font-weight: 600; min-width: 92px; }
.prod-list li::before { content: "\2014"; color: var(--gold); }

.spec-table { width: 100%; border-collapse: collapse; margin-top: 24px; font-size: 15px; }
.spec-table th, .spec-table td {
  border: 1px solid var(--line);
  padding: 16px 20px;
  text-align: left;
}
.spec-table th { background: var(--cream); color: var(--ink); font-weight: 600; width: 180px; }
.spec-table td { color: var(--body); }

/* ==========================================================================
   基地页
   ========================================================================== */
.base-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.gal-item { position: relative; overflow: hidden; height: 320px; }
.gal-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.gal-item:hover img { transform: scale(1.06); }
.gal-cap {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 30px 26px 24px;
  background: linear-gradient(180deg, rgba(11, 36, 24, 0), rgba(11, 36, 24, .88));
  color: var(--white);
}
.gal-cap strong { display: block; font-family: var(--serif); font-size: 19px; }
.gal-cap span { font-size: 12.5px; color: rgba(255, 255, 255, .7); letter-spacing: .1em; }

/* ==========================================================================
   联系页
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
}
.contact-info li {
  display: flex;
  gap: 20px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.contact-info li:last-child { border-bottom: none; }
.contact-info .lb {
  flex: 0 0 88px;
  font-size: 13px;
  color: var(--gold-600);
  letter-spacing: .16em;
  padding-top: 3px;
}
.contact-info h4 { font-size: 17px; margin-bottom: 6px; }
.contact-info p { font-size: 15px; }
.contact-info .big {
  font-family: var(--serif);
  font-size: 24px;
  color: var(--green-800);
  letter-spacing: .04em;
}

.form-box { background: var(--cream); padding: 52px 50px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 13px;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: .08em;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--line);
  background: var(--white);
  font-family: var(--sans);
  font-size: 15px;
  color: var(--ink);
  outline: none;
  transition: border-color .25s ease;
  border-radius: var(--radius);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--green-700); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: 12.5px; color: var(--muted); margin-top: 14px; }

.map-block {
  margin-top: 60px;
  border: 1px solid var(--line);
  background: var(--white);
}
.map-frame { position: relative; height: 400px; background: var(--green-100); overflow: hidden; }
.map-frame iframe { width: 100%; height: 100%; border: 0; display: block; }
.map-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.map-pin {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 16px;
  height: 16px;
  margin: -8px 0 0 -8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 3px #fff, 0 3px 10px rgba(15, 53, 36, .45);
}
.map-pin::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--gold);
  animation: mapPulse 2.6s ease-out infinite;
}
@keyframes mapPulse {
  0% { transform: scale(1); opacity: .55; }
  100% { transform: scale(4); opacity: 0; }
}
.map-pin-tip {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, calc(-100% - 22px));
  padding: 7px 14px;
  background: var(--green-900);
  color: #fff;
  font-size: 13px;
  letter-spacing: .04em;
  white-space: nowrap;
  box-shadow: 0 6px 18px rgba(15, 53, 36, .28);
}
.map-pin-tip::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -5px;
  width: 10px;
  height: 10px;
  margin-left: -5px;
  background: var(--green-900);
  transform: rotate(45deg);
}
@media (prefers-reduced-motion: reduce) {
  .map-pin::after { animation: none; }
}
.map-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 30px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}
.map-bar-info strong {
  display: block;
  font-family: var(--serif);
  font-size: 18px;
  color: var(--ink);
  margin-bottom: 4px;
}
.map-bar-info span { font-size: 14px; color: var(--body); }
.map-bar-info em {
  display: block;
  font-style: normal;
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 4px;
  letter-spacing: .02em;
}
.map-bar-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.map-bar-actions .btn { padding: 11px 24px; font-size: 14px; }

/* ==========================================================================
   资质证书
   ========================================================================== */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.cert-card {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 20px 20px 26px;
  text-align: center;
  transition: all .35s ease;
  display: flex;
  flex-direction: column;
}
.cert-card:hover { border-color: var(--gold); box-shadow: var(--shadow); }
.cert-frame {
  position: relative;
  height: 440px;
  background: var(--cream);
  overflow: hidden;
  cursor: zoom-in;
  margin-bottom: 24px;
}
/* 支持 aspect-ratio 的浏览器：证书框按证书实际比例自适应，
   图片铺满宽度、不留左右空白，任何列数下都清晰可读 */
@supports (aspect-ratio: 1100 / 1554) {
  .cert-frame { height: auto; aspect-ratio: 1100 / 1554; }
}
.cert-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform .6s ease;
}
.cert-card:hover .cert-frame img { transform: scale(1.03); }
.cert-frame::after {
  content: "点击查看大图";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 10px;
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--white);
  background: rgba(11, 36, 24, .72);
  opacity: 0;
  transition: opacity .3s ease;
}
.cert-card:hover .cert-frame::after { opacity: 1; }
.cert-card h4 { font-size: 17px; line-height: 1.5; margin-bottom: 8px; }
.cert-card p { font-size: 13px; line-height: 1.7; color: var(--muted); }

/* 证书登记信息表（配合 .spec-table 使用） */
.cert-note { margin-top: 56px; }
.cert-note h3 {
  font-size: 22px;
  margin-bottom: 26px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--green-900);
}

.ent-info { margin-top: 60px; }
.ent-info h3 {
  font-size: 22px;
  margin-bottom: 26px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--green-900);
}

/* 首页资质背书条 */
.trust-band {
  background: var(--green-950);
  border-top: 1px solid rgba(201, 165, 92, .25);
  border-bottom: 1px solid rgba(201, 165, 92, .25);
  padding: 46px 0;
}
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.trust-item {
  padding-left: 20px;
  border-left: 2px solid var(--gold);
}
.trust-item strong {
  display: block;
  font-family: var(--serif);
  font-size: 17px;
  color: var(--white);
  margin-bottom: 6px;
  letter-spacing: .04em;
}
.trust-item span { font-size: 13px; color: rgba(255, 255, 255, .58); letter-spacing: .04em; }

/* 大图查看 */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(11, 36, 24, .94);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 40px;
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: 92vw;
  max-height: 88vh;
  width: auto;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .5);
}
.lightbox-close {
  position: absolute;
  top: 26px;
  right: 34px;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, .4);
  background: none;
  color: var(--white);
  font-size: 20px;
  cursor: pointer;
  border-radius: 50%;
  transition: all .25s ease;
}
.lightbox-close:hover { border-color: var(--gold); color: var(--gold); }

/* ==========================================================================
   在线订货
   ========================================================================== */
.order-block {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 70px;
  align-items: center;
}
.order-steps { margin-top: 32px; }
.order-steps li {
  display: flex;
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 15px;
}
.order-steps li:last-child { border-bottom: none; }
.order-steps .n {
  flex: 0 0 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--green-900);
  color: var(--gold);
  font-family: var(--serif);
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.order-steps b { color: var(--ink); font-weight: 600; }

.order-qr {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 44px 34px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.order-qr-slot {
  width: 216px;
  height: 216px;
  margin: 0 auto 26px;
  border: 1px dashed var(--gold);
  background: var(--cream);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.order-qr-slot strong {
  font-family: var(--serif);
  font-size: 19px;
  color: var(--green-800);
  letter-spacing: .12em;
}
.order-qr-slot em {
  font-style: normal;
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--muted);
}
.order-qr img { width: 216px; height: 216px; margin: 0 auto 26px; object-fit: contain; }
.order-qr h3 { font-size: 21px; margin-bottom: 10px; }
.order-qr p { font-size: 13.5px; color: var(--muted); }
.order-qr .btn { margin-top: 20px; width: 100%; justify-content: center; }
.weapp-fallback { margin-top: 18px; line-height: 1.9; }
.weapp-fallback b {
  display: inline-block;
  margin-top: 4px;
  font-size: 15px;
  color: var(--green-700);
  letter-spacing: .08em;
}
/* 一键复制小程序名：移动端客户复制后粘贴到微信搜索框 */
.copy-weapp {
  display: inline-block;
  margin-top: 14px;
  padding: 9px 22px;
  font-family: inherit;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--green-700);
  background: transparent;
  border: 1px solid var(--gold);
  cursor: pointer;
  transition: background .3s ease, color .3s ease, border-color .3s ease;
  -webkit-tap-highlight-color: transparent;
}
.copy-weapp:hover { background: var(--gold); color: var(--white); }
.copy-weapp.done {
  color: var(--green-700);
  border-color: var(--green-700);
  background: transparent;
}

/* 进入小程序引导浮层（未配置 URL Link 时使用，纯前端、不依赖外部链接） */
.weapp-modal {
  position: fixed;
  top: 0; right: 0; bottom: 0; left: 0;
  z-index: 220;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(11, 36, 24, .76);
}
.weapp-modal[hidden] { display: none; }
.weapp-modal-box {
  position: relative;
  width: 100%;
  max-width: 400px;
  max-height: 88vh;
  overflow-y: auto;
  background: var(--white);
  padding: 44px 34px 38px;
  text-align: center;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .38);
}
.weapp-modal-close {
  position: absolute;
  top: 10px; right: 12px;
  width: 36px; height: 36px;
  font-size: 24px;
  line-height: 1;
  color: var(--muted);
  background: transparent;
  border: 0;
  cursor: pointer;
  transition: color .3s ease;
}
.weapp-modal-close:hover { color: var(--green-800); }
.weapp-modal-box .eyebrow { display: block; }
.weapp-modal-box h3 {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.45;
  color: var(--ink);
  margin: 10px 0 24px;
}
.weapp-modal-box img {
  width: 200px;
  height: 200px;
  margin: 0 auto 26px;
  object-fit: contain;
}
.weapp-modal-tip {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--body);
  text-align: left;
  margin-bottom: 12px;
}
.weapp-modal-tip b { color: var(--green-700); font-weight: 600; }

/* ==========================================================================
   404 页面
   ========================================================================== */
.notfound { text-align: center; padding: 130px 0 120px; }
.notfound-code {
  font-family: var(--serif);
  font-size: 128px;
  line-height: 1;
  color: var(--green-900);
  opacity: .16;
  letter-spacing: .06em;
  margin-bottom: 10px;
}
.notfound h1 {
  font-family: var(--serif);
  font-size: 34px;
  color: var(--green-900);
  margin-bottom: 20px;
  letter-spacing: .06em;
}
.notfound p {
  font-size: 15.5px;
  line-height: 2.1;
  color: var(--muted);
  margin-bottom: 42px;
}
.notfound-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.notfound-tel { font-size: 14px; color: var(--muted); }
.notfound-tel a { color: var(--green-700); text-decoration: none; border-bottom: 1px solid var(--gold); }

@media (max-width: 640px) {
  .notfound { padding: 90px 0 80px; }
  .notfound-code { font-size: 88px; }
  .notfound h1 { font-size: 26px; }
  .notfound-actions .btn { width: 100%; justify-content: center; }
}

/* ==========================================================================
   页脚
   ========================================================================== */
.footer { background: var(--green-950); color: rgba(255, 255, 255, .62); }
.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 50px;
  padding: 84px 0 60px;
}
.footer-brand .brand-mark { margin-bottom: 20px; }
.footer-brand-name {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--white);
  letter-spacing: .1em;
  margin-bottom: 16px;
}
.footer-brand p { font-size: 14.5px; line-height: 2; max-width: 320px; }
.footer h5 {
  color: var(--white);
  font-size: 15px;
  font-family: var(--sans);
  letter-spacing: .16em;
  margin-bottom: 26px;
  font-weight: 600;
}
.footer ul li { padding: 7px 0; font-size: 14.5px; }
.footer ul a:hover { color: var(--gold); }
.footer-contact li { display: flex; gap: 12px; padding: 9px 0; font-size: 14.5px; }
.footer-contact .lb { color: var(--gold); flex: 0 0 70px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 28px 0;
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-license {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .45);
  letter-spacing: .02em;
}
/* 备案号：工信部要求必须可点击跳转至 beian.miit.gov.cn */
.icp-link {
  margin-left: 8px;
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, .28);
  transition: color .3s ease, border-color .3s ease;
  word-break: break-all;
}
.icp-link:hover { color: var(--gold); border-bottom-color: var(--gold); }
.footer-bottom a:hover { color: var(--gold); }

/* ==========================================================================
   交互组件
   ========================================================================== */
.to-top {
  position: fixed;
  right: 30px;
  bottom: 30px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--green-900);
  color: var(--gold);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  opacity: 0;
  visibility: hidden;
  transition: all .3s ease;
  z-index: 90;
  box-shadow: var(--shadow);
}
.to-top.show { opacity: 1; visibility: visible; }
.to-top:hover { background: var(--gold); color: var(--green-950); }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ==========================================================================
   响应式
   ========================================================================== */
/* 桌面端压缩导航间距，避免 8 个导航项挤压换行
   （容器上限 1220px，页头内容须控制在 1140px 内；
     页头电话号码与顶栏重复，已移除，电话保留在顶栏与联系页） */
@media (min-width: 1025px) {
  .main-nav a { padding: 10px 11px; font-size: 14.5px; }
  .header-cta .btn { padding: 13px 20px; font-size: 14px; }
}

/* 1025–1140px：容器尚未达到 1220px 上限，进一步收窄品牌与导航间距 */
@media (min-width: 1025px) and (max-width: 1140px) {
  .main-nav a { padding: 10px 8px; font-size: 14px; }
  .brand { gap: 11px; }
  .brand-mark { width: 44px; height: 47px; flex: 0 0 44px; }
  .brand-text small { font-size: 9px; letter-spacing: .1em; }
}

@media (max-width: 1024px) {
  .container { padding: 0 28px; }
  .main-nav { display: none; }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    position: absolute;
    top: 82px; left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    padding: 16px 28px 26px;
    box-shadow: var(--shadow);
  }
  .main-nav.open a { padding: 13px 0; width: 100%; border-bottom: 1px solid var(--line); }
  .burger { display: block; }
  .biz-grid, .about-split, .client-split, .contact-grid, .order-block { grid-template-columns: 1fr; }
  .order-block { gap: 44px; }
  .base-showcase { grid-template-columns: 1fr; }
  .base-media { min-height: 340px; }
  .flow-grid { grid-template-columns: repeat(2, 1fr); gap: 34px 0; }
  .card-grid, .news-grid, .base-gallery { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  /* 证书框改为按比例自适应，此处不再锁高度，避免出现大片空白 */
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .statbar .container { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(1), .stat-item:nth-child(2) { border-bottom: 1px solid rgba(255, 255, 255, .09); }
  .client-media { min-height: 320px; }
  .prod-block { grid-template-columns: 1fr; }
  .prod-media { min-height: 300px; }
  .prod-body { padding: 44px 34px; }
  .base-panel { padding: 50px 34px; }
  .client-panel { padding: 56px 34px; }
}

@media (max-width: 640px) {
  .container { padding: 0 20px; }
  .brand { gap: 9px; }
  .brand-mark { width: 38px; height: 41px; flex: 0 0 38px; }
  .brand-text strong { font-size: 16px; }
  .brand-text small { font-size: 9px; letter-spacing: .1em; }
  .header-cta .btn { padding: 12px 16px; font-size: 13px; }
  .burger { width: 40px; }
  .section { padding: 70px 0; }
  .topbar .container { height: auto; padding-top: 10px; padding-bottom: 10px; flex-direction: column; gap: 6px; align-items: flex-start; }
  .topbar-right { gap: 14px; flex-wrap: wrap; }
  .hero { min-height: auto; }
  .hero-inner { padding: 90px 0 70px; }
  .hero-badges { gap: 26px; margin-top: 44px; }
  .hero-badge strong { font-size: 27px; }
  .stat-item { padding: 34px 18px; }
  .stat-item strong { font-size: 32px; }
  .biz-body { padding: 30px 26px 34px; }
  .flow-grid, .card-grid, .news-grid, .base-gallery { grid-template-columns: 1fr; }
  .cert-grid, .trust-grid { grid-template-columns: 1fr; }
  /* 单列时证书框会随容器变宽而过高，限制最大宽度并居中 */
  .cert-frame { max-width: 340px; margin-left: auto; margin-right: auto; }
  .cert-card h4 { font-size: 16.5px; }
  .trust-item { padding-left: 16px; }
  .footer-top { grid-template-columns: 1fr; }
  .timeline li { grid-template-columns: 1fr; gap: 8px; }
  .form-row { grid-template-columns: 1fr; }
  .form-box { padding: 34px 24px; }
  .contact-info li { flex-direction: column; gap: 6px; }
  .contact-info .lb { flex: none; }
  .cta-inner { gap: 28px; }
  .about-media::after { display: none; }
  .page-hero { padding: 110px 0 70px; }
  .map-frame { height: 300px; }
  .map-bar { padding: 20px 22px; }
  .weapp-modal { padding: 16px; }
  .weapp-modal-box { padding: 40px 24px 32px; }
  .weapp-modal-box img { width: 176px; height: 176px; }
  /* 登记信息表在窄屏改为上下堆叠，避免标签列挤压正文 */
  .spec-table th, .spec-table td { padding: 12px 14px; font-size: 14px; }
  .spec-table th { width: 108px; }
}

/* 超窄屏：收起品牌英文副标，保证页头三项不挤压 */
@media (max-width: 380px) {
  .brand-text small { display: none; }
}