/* ========================================
   汇弘生物 - 企业官网  v4.0
   参考乐普生物风格 - 极简大气
   ======================================== */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: #1a1a2e; background: #F8FAF9; line-height: 1.8;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }

:root {
  --green: #0A9B5E;
  --green-dark: #08784A;
  --green-light: #E8F5EE;
  --green-hover: #078A54;
  --text: #1a1a2e;
  --text-light: #5a5a6e;
  --text-muted: #8a8a9a;
  --bg: #F8FAF9;
  --bg-white: #fff;
  --footer-bg: #1a1a2e;
  --shadow: 0 4px 24px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.1);
  --t: 0.35s cubic-bezier(0.25,0.8,0.25,1);
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 48px; }

/* ========================================
   Header
   ======================================== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.75); border-bottom: 1px solid rgba(255,255,255,0.4);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  transition: var(--t);
}
.header.scrolled {
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
  background: rgba(255,255,255,0.85); border-bottom-color: rgba(255,255,255,0.5);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between; height: 76px;
}
.logo img { height: 54px; width: auto; max-width: 280px; object-fit: contain; }
.nav ul { display: flex; gap: 36px; }
.nav a {
  font-size: 0.88rem; color: var(--text-light); font-weight: 500;
  transition: var(--t); position: relative; padding: 4px 0;
}
.nav a:hover, .nav a.active { color: var(--green); }
.nav a::after {
  content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px;
  background: var(--green); transition: var(--t); border-radius: 1px;
}
.nav a:hover::after, .nav a.active::after { width: 100%; }

.mobile-menu-btn { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; }
.mobile-menu-btn span { display: block; width: 24px; height: 2px; background: var(--text); transition: var(--t); }

/* ========================================
   Hero — 全屏大图 + 左下角绿块
   ======================================== */
.hero-wrap { padding-top: 76px; }
.hero {
  position: relative; width: 100%; height: 580px; min-height: 420px;
  overflow: hidden; border-radius: 0 0 32px 32px;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url('../images/hero-fishmaw.jpg') center 55% / cover no-repeat;
}
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.05) 40%, rgba(0,0,0,0.35) 100%);
}
.hero-content {
  position: absolute; bottom: 56px; left: 0; z-index: 2;
  padding-left: max(48px, calc((100% - 1200px) / 2 + 48px));
}
.hero-green-box {
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  color: var(--text);
  padding: 40px 44px; border-radius: 16px;
  max-width: 420px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.10), 0 2px 8px rgba(0,0,0,0.04);
  border: 1px solid rgba(255,255,255,0.6);
  position: relative;
}
.hero-green-box::before {
  content: '';
  position: absolute; top: 24px; bottom: 24px; left: 0;
  width: 4px; border-radius: 0 2px 2px 0;
  background: linear-gradient(180deg, var(--green) 0%, #06b06a 100%);
}
.hero-green-box h1 {
  font-size: 1.75rem; font-weight: 800; line-height: 1.45;
  margin-bottom: 12px; letter-spacing: 0.5px; color: #1a1a2e;
}
.hero-green-box .sub {
  font-size: 0.78rem; color: var(--text-muted);
  letter-spacing: 1px; margin-bottom: 24px; line-height: 1.7;
  font-weight: 400;
}
.hero-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 26px; border-radius: 8px;
  background: var(--green); color: #fff;
  font-size: 0.88rem; font-weight: 600;
  border: none;
  transition: var(--t); cursor: pointer;
  box-shadow: 0 4px 14px rgba(10,155,94,0.28);
}
.hero-btn:hover {
  background: var(--green-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(10,155,94,0.35);
}
.hero-btn svg { width: 15px; height: 15px; }

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 32px; border-radius: 6px; font-size: 0.92rem; font-weight: 600;
  transition: var(--t); cursor: pointer; border: none;
}
.btn-green {
  background: var(--green); color: #fff;
  box-shadow: 0 4px 16px rgba(10,155,94,0.3);
}
.btn-green:hover { background: var(--green-hover); transform: translateY(-2px); }
.btn-outline {
  background: transparent; color: var(--green); border: 1.5px solid var(--green);
}
.btn-outline:hover { background: var(--green-light); }
.btn-outline-white {
  background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,0.4);
}
.btn-outline-white:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.7); }

/* ========================================
   Section Labels
   ======================================== */
.sec-label {
  font-size: 0.75rem; font-weight: 600; color: var(--green);
  letter-spacing: 3px; text-transform: uppercase; margin-bottom: 12px;
}
.sec-title {
  font-size: 2.2rem; font-weight: 800; color: var(--text); line-height: 1.3;
}
.sec-title span { color: var(--green); }
.sec-desc {
  font-size: 1rem; color: var(--text-muted); max-width: 560px; line-height: 1.8; margin-top: 12px;
}

/* ========================================
   Stats Bar — 4列统计
   ======================================== */
.stats-bar {
  padding: 72px 0; background: var(--bg-white);
}
.stats-row {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 48px;
}
.stat-cell {
  text-align: center; position: relative;
}
.stat-cell:not(:last-child)::after {
  content: ''; position: absolute; right: -24px; top: 15%; height: 70%; width: 1px;
  background: #e8ecea;
}
.stat-cell .num {
  font-size: 3rem; font-weight: 900; color: var(--green); line-height: 1;
  margin-bottom: 8px;
}
.stat-cell .num small { font-size: 1.4rem; font-weight: 700; }
.stat-cell .label {
  font-size: 1.05rem; font-weight: 700; color: var(--text); margin-bottom: 6px;
}
.stat-cell .desc { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* ========================================
   About — 左文右图 + 绿色角
   ======================================== */
.about-sec { padding: 100px 0; background: var(--bg-white); }
.about-grid {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 80px; align-items: center;
}
.about-text .sec-label { margin-bottom: 16px; }
.about-text .sec-title { margin-bottom: 24px; }
.about-text p {
  font-size: 1rem; color: var(--text-light); line-height: 2; margin-bottom: 16px;
}
.about-btn { margin-top: 16px; }
.about-image { position: relative; }
.about-image img {
  width: 100%; height: 420px; object-fit: cover; border-radius: 16px;
  box-shadow: var(--shadow-lg);
}
.about-image-corner {
  position: absolute; bottom: -20px; left: -20px;
  background: var(--green); color: #fff;
  padding: 24px 28px; border-radius: 12px;
  box-shadow: 0 12px 32px rgba(10,155,94,0.25);
}
.about-image-corner h4 {
  font-size: 1rem; font-weight: 700; margin-bottom: 8px; letter-spacing: 2px;
}
.about-image-corner .c-num { font-size: 1.8rem; font-weight: 900; line-height: 1; }
.about-image-corner .c-sub { font-size: 0.78rem; color: rgba(255,255,255,0.7); margin-top: 4px; }

/* ========================================
   Products
   ======================================== */
.products-sec { padding: 100px 0; }
.products-head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 48px; }
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.p-card {
  background: var(--bg-white); border-radius: 16px;
  overflow: hidden; transition: var(--t);
  box-shadow: var(--shadow); position: relative;
}
.p-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.p-card-img {
  height: 220px; background: linear-gradient(160deg, #E8F5EE 0%, #f0f4f0 100%);
  display: flex; align-items: center; justify-content: center; position: relative;
}
.p-card-img .p-icon { width: 72px; height: 72px; transition: var(--t); }
.p-card:hover .p-icon { transform: scale(1.1); }
.p-card-tag {
  position: absolute; top: 16px; right: 16px;
  background: var(--green); color: #fff; padding: 4px 14px;
  border-radius: 50px; font-size: 0.72rem; font-weight: 700; letter-spacing: 1px;
}
.p-card-body { padding: 28px; }
.p-card-body h3 { font-size: 1.15rem; font-weight: 800; color: var(--text); margin-bottom: 10px; }
.p-card-body p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; }
.p-card-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.88rem; font-weight: 700; color: var(--green); transition: var(--t);
}
.p-card-link:hover { gap: 12px; }

/* ========================================
   Process — 生产工艺流程图（图片展示）
   ======================================== */
.process-sec { padding: 80px 0; background: var(--bg-white); }
.process-img-wrap {
  width: 100%; border-radius: 16px; overflow: hidden;
  background: var(--bg-white);
  box-shadow: 0 4px 24px rgba(0,0,0,0.04), 0 1px 3px rgba(0,0,0,0.02);
  transition: box-shadow .4s ease;
}
.process-img-wrap:hover {
  box-shadow: 0 8px 32px rgba(10,155,94,0.08), 0 2px 6px rgba(0,0,0,0.04);
}
.process-img-wrap img {
  width: 100%; height: auto; display: block;
  margin: -10px; width: calc(100% + 20px);
}

/* ========================================
   Guarantee
   ======================================== */
.guarantee-sec { padding: 100px 0; }
.guarantee-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.g-cell {
  text-align: center; padding: 48px 32px; transition: var(--t); position: relative;
}
.g-cell:not(:last-child)::after {
  content: ''; position: absolute; right: 0; top: 20%; height: 60%; width: 1px; background: #e8ecea;
}
.g-cell:hover { background: var(--bg-white); }
.g-icon {
  width: 64px; height: 64px; margin: 0 auto 20px;
  display: flex; align-items: center; justify-content: center;
  background: var(--green-light); border-radius: 50%; transition: var(--t);
}
.g-cell:hover .g-icon { background: var(--green); }
.g-icon svg { width: 28px; height: 28px; stroke: var(--green); transition: var(--t); }
.g-cell:hover .g-icon svg { stroke: #fff; }
.g-cell h4 { font-size: 1.1rem; font-weight: 800; color: var(--text); margin-bottom: 8px; }
.g-cell p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; }

/* ========================================
   OEM
   ======================================== */
.oem-sec { padding: 100px 0; background: var(--bg-white); }
.oem-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.oem-text h3 { font-size: 2rem; font-weight: 800; line-height: 1.3; margin-bottom: 20px; }
.oem-text h3 span { color: var(--green); }
.oem-text p { font-size: 1rem; color: var(--text-light); line-height: 2; margin-bottom: 14px; }
.oem-pills { display: flex; gap: 12px; margin: 28px 0 32px; flex-wrap: wrap; }
.oem-pill {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 20px; background: var(--bg); border-radius: 50px;
  font-size: 0.88rem; font-weight: 600; color: var(--text);
  transition: var(--t); border: 1px solid #e8ecea;
}
.oem-pill:hover { border-color: var(--green); color: var(--green); }
.oem-pill svg { width: 16px; height: 16px; color: var(--green); }
.oem-image { position: relative; }
.oem-image img { width: 100%; height: 420px; object-fit: cover; border-radius: 16px; }
.oem-image-badge {
  position: absolute; bottom: -16px; right: 28px;
  background: var(--green); color: #fff; padding: 12px 28px;
  border-radius: 8px; font-size: 0.9rem; font-weight: 700;
  box-shadow: 0 8px 24px rgba(10,155,94,0.25); letter-spacing: 1px;
}

/* ========================================
   News — 大图 + 绿色卡片
   ======================================== */
.news-sec { padding: 100px 0; }
.news-head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 40px; }
.news-main { display: grid; grid-template-columns: 2fr 1fr; gap: 28px; }

.news-feature {
  position: relative; border-radius: 16px; overflow: hidden; height: 400px;
  box-shadow: var(--shadow);
}
.news-feature img { width: 100%; height: 100%; object-fit: cover; }
.news-feature-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.7) 100%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 32px; color: #fff;
}
.news-feature-overlay .date { font-size: 0.85rem; opacity: 0.7; margin-bottom: 8px; }
.news-feature-overlay h3 { font-size: 1.3rem; font-weight: 800; line-height: 1.4; }

.news-green-card {
  background: var(--green); color: #fff; border-radius: 16px;
  padding: 36px; display: flex; flex-direction: column; justify-content: space-between;
  box-shadow: 0 12px 40px rgba(10,155,94,0.2);
}
.news-green-card .date { font-size: 0.82rem; opacity: 0.7; margin-bottom: 16px; }
.news-green-card h3 { font-size: 1.2rem; font-weight: 800; line-height: 1.5; margin-bottom: 16px; }
.news-green-card p { font-size: 0.9rem; opacity: 0.85; line-height: 1.8; margin-bottom: 24px; }
.news-green-card .n-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.9rem; font-weight: 600; color: #fff;
  border-top: 1px solid rgba(255,255,255,0.2); padding-top: 16px;
  transition: var(--t);
}
.news-green-card .n-link:hover { gap: 14px; }

.news-list { margin-top: 32px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-mini {
  background: var(--bg-white); border-radius: 12px; padding: 24px;
  box-shadow: var(--shadow); transition: var(--t);
}
.news-mini:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.news-mini .date { font-size: 0.78rem; color: var(--green); font-weight: 600; margin-bottom: 10px; }
.news-mini h4 { font-size: 1rem; font-weight: 700; color: var(--text); line-height: 1.5; margin-bottom: 12px; }
.news-mini .n-link { font-size: 0.85rem; color: var(--green); font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
.news-mini .n-link:hover { gap: 10px; }

/* ========================================
   News Page
   ======================================== */
.news-page-featured {
  background: var(--bg-white); border-radius: 20px;
  overflow: hidden; box-shadow: var(--shadow);
  display: flex; transition: var(--t);
  margin-bottom: 48px;
}
.news-page-featured:hover {
  box-shadow: var(--shadow-lg); transform: translateY(-2px);
}
.news-page-featured-img {
  flex: 0 0 420px; min-height: 300px;
  background: linear-gradient(135deg, #E8F5E9 0%, #C8E6C9 50%, #A5D6A7 100%);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.news-page-featured-img::before {
  content: ''; position: absolute;
  width: 200px; height: 200px; border-radius: 50%;
  background: rgba(255,255,255,0.3);
  top: -40px; right: -40px;
}
.news-page-featured-img::after {
  content: ''; position: absolute;
  width: 120px; height: 120px; border-radius: 50%;
  background: rgba(255,255,255,0.2);
  bottom: -20px; left: -30px;
}
.news-page-featured-img svg { width: 100px; height: 100px; position: relative; z-index: 1; }
.news-page-featured-body {
  flex: 1; padding: 44px 40px;
  display: flex; flex-direction: column; justify-content: center;
}
.news-page-featured-tag {
  display: inline-block; padding: 4px 14px;
  background: var(--green); color: #fff;
  border-radius: 20px; font-size: 0.75rem; font-weight: 700;
  letter-spacing: 1px; margin-bottom: 16px; align-self: flex-start;
}
.news-page-featured-date {
  font-size: 0.85rem; color: var(--text-muted); margin-bottom: 12px;
}
.news-page-featured-body h3 {
  font-size: 1.4rem; font-weight: 800; color: var(--text);
  line-height: 1.5; margin-bottom: 14px;
}
.news-page-featured-body p {
  font-size: 0.95rem; color: var(--text-light); line-height: 1.8;
  margin-bottom: 20px;
}
.news-page-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.9rem; font-weight: 700; color: var(--green);
  transition: var(--t);
}
.news-page-link:hover { gap: 14px; }

.news-page-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px;
}
.news-page-card {
  background: var(--bg-white); border-radius: 16px;
  overflow: hidden; box-shadow: var(--shadow);
  transition: var(--t); display: flex;
}
.news-page-card:hover {
  box-shadow: var(--shadow-lg); transform: translateY(-4px);
}
.news-page-card-icon {
  flex: 0 0 120px; min-height: 100%;
  background: linear-gradient(160deg, var(--bg) 0%, #E8F5E9 100%);
  display: flex; align-items: center; justify-content: center;
}
.news-page-card-icon svg { width: 48px; height: 48px; opacity: 0.7; }
.news-page-card-body {
  flex: 1; padding: 28px;
}
.news-page-card-date {
  font-size: 0.78rem; color: var(--green); font-weight: 700;
  margin-bottom: 8px; letter-spacing: 0.5px;
}
.news-page-card-body h4 {
  font-size: 1.05rem; font-weight: 800; color: var(--text);
  line-height: 1.5; margin-bottom: 10px;
}
.news-page-card-body p {
  font-size: 0.9rem; color: var(--text-light); line-height: 1.7;
  margin-bottom: 14px; display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-page-card-body .news-page-link { font-size: 0.85rem; }

/* ========================================
   Partners — 浅色背景 + 品牌色卡片
   ======================================== */
.partners-sec {
  padding: 100px 0; text-align: center;
  background: var(--bg);
}
.partners-sec .sec-label { color: var(--green); }
.partners-sec .sec-title { color: var(--text); margin-bottom: 48px; }
.partner-logos {
  display: flex; justify-content: center; gap: 32px; flex-wrap: wrap;
}
.partner-logo {
  background: var(--bg-white); border-radius: 16px;
  padding: 36px 48px; font-size: 1.2rem; font-weight: 700; color: var(--green);
  box-shadow: var(--shadow);
  border: 2px solid transparent;
  transition: var(--t);
  min-width: 180px;
}
.partner-logo:hover {
  border-color: var(--green);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

/* ========================================
   CTA
   ======================================== */
.cta-sec {
  padding: 100px 0; text-align: center; background: var(--bg-white);
}
.cta-sec h2 { font-size: 2.2rem; font-weight: 800; color: var(--text); margin-bottom: 12px; }
.cta-sec h2 span { color: var(--green); }
.cta-sec p { font-size: 1rem; color: var(--text-muted); max-width: 520px; margin: 0 auto 32px; line-height: 1.8; }

/* ========================================
   Footer — 简约白色现代风
   ======================================== */
.footer {
  background: #fff;
  border-top: 1px solid rgba(0,0,0,0.06);
  color: var(--text);
}
.footer-main { padding: 72px 0 48px; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr; gap: 56px;
}
.footer-brand img {
  height: 52px; width: auto; max-width: 260px; object-fit: contain;
  margin-bottom: 20px;
}
.footer-brand p {
  font-size: 0.88rem; color: var(--text-light); line-height: 1.9;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 0.8rem; font-weight: 700; color: var(--text);
  margin-bottom: 20px; letter-spacing: 0.5px;
  position: relative; padding-bottom: 10px;
}
.footer-col h4::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 20px; height: 2px; background: var(--green); border-radius: 1px;
}
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  font-size: 0.84rem; color: var(--text-muted); transition: var(--t); display: inline-block;
}
.footer-col a:hover { color: var(--green); transform: translateX(3px); }
.footer-bottom {
  border-top: 1px solid rgba(0,0,0,0.06); padding: 24px 0;
  text-align: center;
}
.footer-bottom p { font-size: 0.8rem; color: var(--text-muted); }

/* ========================================
   Floating Customer Service
   ======================================== */
.float-service {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  display: flex; flex-direction: column; gap: 12px; align-items: center;
}
.float-service-btn {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--green); color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 20px rgba(10,155,94,0.35);
  transition: var(--t); cursor: pointer; position: relative;
  border: none; outline: none; text-decoration: none;
}
.float-service-btn svg { width: 22px; height: 22px; }
.float-service-btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 10px 28px rgba(10,155,94,0.45);
}
.float-service-btn::before {
  content: attr(data-tip);
  position: absolute; right: 60px; top: 50%; transform: translateY(-50%);
  background: var(--text); color: #fff;
  padding: 6px 12px; border-radius: 6px; font-size: 0.78rem; font-weight: 500;
  white-space: nowrap; opacity: 0; pointer-events: none;
  transition: var(--t);
}
.float-service-btn:hover::before { opacity: 1; right: 64px; }
.float-service-btn::after {
  content: ''; position: absolute; right: 55px; top: 50%; transform: translateY(-50%);
  border: 5px solid transparent; border-left-color: var(--text);
  opacity: 0; transition: var(--t);
}
.float-service-btn:hover::after { opacity: 1; right: 59px; }

/* ========================================
   Mobile Menu
   ======================================== */
.mobile-menu {
  display: none; position: fixed; top: 76px; left: 0; right: 0; bottom: 0;
  background: #fff; z-index: 999; padding: 24px; overflow-y: auto;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block; padding: 16px 8px; font-size: 1.05rem; font-weight: 500;
  color: var(--text-light); border-bottom: 1px solid #f0f0f0;
}
.mobile-menu a.active { color: var(--green); font-weight: 800; }

/* ========================================
   Animations
   ======================================== */
.fade-up {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ========================================
   Sub-page Banner
   ======================================== */
.page-banner {
  margin-top: 76px; padding: 80px 0;
  background: linear-gradient(160deg, var(--green-light) 0%, var(--bg) 100%);
  text-align: center;
}
.page-banner h1 { font-size: 2.4rem; font-weight: 800; color: var(--text); margin-bottom: 12px; }
.page-banner p { font-size: 1rem; color: var(--text-muted); }

/* ========================================
   About Page
   ======================================== */
.about-content { padding: 80px 0; }
.about-intro { text-align: center; max-width: 780px; margin: 0 auto 64px; }
.about-intro p { font-size: 1.05rem; color: var(--text-light); line-height: 2; }
.mv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; margin-bottom: 80px; }
.mv-card { padding: 48px 40px; border-radius: 16px; position: relative; overflow: hidden; }
.mv-card::before { content: ''; position: absolute; top: 0; left: 0; width: 5px; height: 100%; border-radius: 3px; }
.mv-card-mission { background: var(--green-light); }
.mv-card-mission::before { background: var(--green); }
.mv-card-vision { background: #fef9e7; }
.mv-card-vision::before { background: #D4A843; }
.mv-card h3 { font-size: 1.3rem; font-weight: 800; margin-bottom: 16px; color: var(--text); }
.mv-card p { color: var(--text-light); line-height: 1.8; }

.timeline { position: relative; max-width: 800px; margin: 0 auto; }
.timeline::before { content: ''; position: absolute; left: 50%; transform: translateX(-50%); width: 2px; top: 0; bottom: 0; background: var(--green-light); }
.timeline-item { display: flex; justify-content: center; align-items: center; margin-bottom: 40px; position: relative; }
.timeline-item:nth-child(odd) { flex-direction: row-reverse; }
.timeline-content { width: 45%; padding: 24px; background: var(--bg-white); border-radius: 12px; box-shadow: var(--shadow); }
.timeline-dot { width: 14px; height: 14px; border-radius: 50%; background: var(--green); position: absolute; left: 50%; transform: translateX(-50%); border: 3px solid #fff; box-shadow: 0 0 0 3px var(--green-light); z-index: 1; }
.timeline-content h4 { font-size: 1.1rem; font-weight: 800; margin-bottom: 8px; }
.timeline-content p { font-size: 0.9rem; color: var(--text-light); }

/* ========================================
   Workshop Page
   ======================================== */
.workshop-content { padding: 80px 0; }
.workshop-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 64px; }
.workshop-stat-card {
  text-align: center; padding: 40px 24px; border-radius: 16px;
  background: var(--bg-white); box-shadow: var(--shadow); transition: var(--t);
}
.workshop-stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.workshop-stat-icon {
  width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 20px;
  background: var(--green-light); display: flex; align-items: center; justify-content: center;
}
.workshop-stat-icon svg { width: 28px; height: 28px; color: var(--green); }
.workshop-stat-value {
  font-size: 2rem; font-weight: 800; color: var(--green); margin-bottom: 6px;
}
.workshop-stat-label { font-size: 0.95rem; color: var(--text); font-weight: 600; margin-bottom: 4px; }
.workshop-stat-desc { font-size: 0.82rem; color: var(--text-muted); }
.workshop-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 60px; }
.workshop-card { border-radius: 16px; overflow: hidden; background: var(--bg-white); box-shadow: var(--shadow); transition: var(--t); }
.workshop-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.workshop-card-img { position: relative; height: 280px; overflow: hidden; }
.workshop-card-img img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; transition: var(--t); }
.workshop-card:hover .workshop-card-img img { transform: scale(1.06); }
.workshop-card-body { padding: 20px; }
.workshop-card-body h3 { font-size: 1.1rem; font-weight: 800; margin-bottom: 8px; }
.workshop-card-body p { font-size: 0.85rem; color: var(--text-light); }

.photo-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 52px; }
.photo-card { border-radius: 16px; overflow: hidden; transition: var(--t); }
.photo-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.photo-card img { width: 100%; height: 260px; object-fit: cover; transition: var(--t); }
.photo-card:hover img { transform: scale(1.04); }
.photo-card p { padding: 14px 16px; font-size: 0.9rem; font-weight: 600; color: var(--text); background: var(--bg-white); }

.equipment-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 60px; }
.equipment-item { display: flex; gap: 16px; padding: 24px; border-radius: 12px; background: var(--bg-white); transition: var(--t); box-shadow: var(--shadow); }
.equipment-item:hover { box-shadow: var(--shadow-lg); }
.equipment-icon { width: 48px; height: 48px; border-radius: 10px; background: var(--green-light); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.equipment-icon svg { width: 22px; height: 22px; color: var(--green); }
.equipment-item h4 { font-size: 0.95rem; font-weight: 800; margin-bottom: 4px; }
.equipment-item p { font-size: 0.82rem; color: var(--text-light); }

/* ========================================
   Packaging Page
   ======================================== */
.packaging-content { padding: 80px 0; }
.product-showcase { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-bottom: 60px; }
.showcase-card { border-radius: 16px; overflow: hidden; background: var(--bg-white); box-shadow: var(--shadow); transition: var(--t); }
.showcase-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.showcase-card-img { height: 240px; background: linear-gradient(160deg, #E8F5EE, #f0f4f0); display: flex; align-items: center; justify-content: center; }
.showcase-card-img svg { width: 68px; height: 68px; color: var(--green); transition: var(--t); }
.showcase-card:hover .showcase-card-img svg { transform: scale(1.1); }
.showcase-card-body { padding: 24px; }
.showcase-card-body h3 { font-size: 1.2rem; font-weight: 800; margin-bottom: 8px; }
.showcase-card-body p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 14px; }
.product-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.product-tag {
  display: inline-block; font-size: 0.75rem; font-weight: 600;
  color: var(--green); background: var(--green-light);
  padding: 4px 12px; border-radius: 20px;
  transition: var(--t);
}
.product-tag:hover { background: var(--green); color: #fff; }

/* Packaging Features */
.pkg-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 80px; }
.pkg-feat-card {
  text-align: center; padding: 36px 24px; border-radius: 16px;
  background: var(--bg-white); box-shadow: var(--shadow); transition: var(--t);
}
.pkg-feat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.pkg-feat-icon {
  width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 18px;
  background: var(--green-light); display: flex; align-items: center; justify-content: center;
}
.pkg-feat-icon svg { width: 28px; height: 28px; color: var(--green); }
.pkg-feat-card h4 { font-size: 1.05rem; font-weight: 800; margin-bottom: 8px; }
.pkg-feat-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.65; }
.tag-list { display: flex; gap: 8px; flex-wrap: wrap; }
.tag { font-size: 0.72rem; padding: 4px 12px; border-radius: 50px; background: var(--green-light); color: var(--green); font-weight: 700; }

/* ========================================
   Section Common
   ======================================== */
.section { padding: 80px 0; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-label {
  display: inline-block; font-size: 0.72rem; font-weight: 700;
  letter-spacing: 2px; color: var(--green); margin-bottom: 12px;
  text-transform: uppercase;
}
.section-title {
  font-size: 2.2rem; font-weight: 800; margin-bottom: 12px; letter-spacing: 0.5px;
}
.section-desc { font-size: 0.95rem; color: var(--text-muted); max-width: 540px; margin: 0 auto; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 32px; border-radius: 8px; font-size: 0.9rem; font-weight: 700;
  background: var(--green); color: #fff; border: none; cursor: pointer;
  transition: var(--t); box-shadow: 0 4px 16px rgba(10,155,94,0.3);
}
.btn-primary:hover { background: var(--green-hover); transform: translateY(-2px); box-shadow: 0 6px 24px rgba(10,155,94,0.4); }

/* ========================================
   OEM Page
   ======================================== */
.oem-content { padding: 80px 0; }
.oem-process { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 80px; position: relative; }
.oem-process::before { content: ''; position: absolute; top: 48px; left: 12%; right: 12%; height: 2px; background: var(--green-light); z-index: 0; }
.oem-step { text-align: center; position: relative; z-index: 1; flex: 1; }
.oem-step-num { width: 96px; height: 96px; border-radius: 50%; background: var(--green); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.6rem; font-weight: 900; margin: 0 auto 16px; border: 6px solid #fff; box-shadow: var(--shadow); }
.oem-step h4 { font-size: 1rem; font-weight: 800; margin-bottom: 8px; }
.oem-step p { font-size: 0.85rem; color: var(--text-muted); max-width: 150px; margin: 0 auto; line-height: 1.6; }

.oem-services { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; margin-bottom: 60px; }
.oem-service-card {
  padding: 36px 32px; border-radius: 16px; background: var(--bg-white);
  transition: var(--t); box-shadow: var(--shadow); text-align: center;
}
.oem-service-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.oem-service-card .svc-icon { width: 56px; height: 56px; border-radius: 14px; background: var(--green-light); display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
.oem-service-card .svc-icon svg { width: 28px; height: 28px; color: var(--green); }
.oem-service-card h3 { font-size: 1.15rem; font-weight: 800; margin-bottom: 12px; }
.oem-service-card p { color: var(--text-light); font-size: 0.9rem; line-height: 1.8; }

.oem-advantages { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-bottom: 60px; }
.oem-adv-card {
  text-align: center; padding: 40px 28px; border-radius: 16px; background: var(--bg-white);
  box-shadow: var(--shadow); transition: var(--t);
}
.oem-adv-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.oem-adv-icon { width: 64px; height: 64px; border-radius: 50%; background: var(--green-light); display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
.oem-adv-icon svg { width: 30px; height: 30px; color: var(--green); }
.oem-adv-card h4 { font-size: 1rem; font-weight: 800; margin-bottom: 10px; }
.oem-adv-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; }

.oem-cta {
  text-align: center; padding: 56px 48px; border-radius: 20px;
  background: linear-gradient(135deg, var(--green-light), rgba(10,155,94,0.08));
}
.oem-cta h3 { font-size: 1.4rem; font-weight: 800; margin-bottom: 12px; }
.oem-cta p { color: var(--text-light); max-width: 560px; margin: 0 auto 24px; line-height: 1.8; }

.cta-section {
  padding: 80px 0; text-align: center;
  background: linear-gradient(180deg, var(--green) 0%, var(--green-dark) 100%);
  color: #fff;
}
.cta-section h2 { font-size: 2rem; font-weight: 800; margin-bottom: 12px; }
.cta-section p { font-size: 1.05rem; opacity: 0.85; margin-bottom: 32px; }
.cta-section .btn-primary {
  background: #fff; color: var(--green);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.cta-section .btn-primary:hover { background: #f0f0f0; transform: translateY(-2px); }

/* ========================================
   Contact Page
   ======================================== */
.contact-quick { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 48px; }
.contact-quick-card {
  background: var(--bg-white); border-radius: 16px; padding: 32px 28px;
  text-align: center; box-shadow: var(--shadow); transition: var(--t);
  position: relative; overflow: hidden;
}
.contact-quick-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 4px; background: linear-gradient(90deg, var(--green), #4CAF50);
}
.contact-quick-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.contact-quick-icon {
  width: 64px; height: 64px; border-radius: 50%;
  background: linear-gradient(135deg, var(--green-light) 0%, #C8E6C9 100%);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.contact-quick-icon svg { width: 28px; height: 28px; color: var(--green); }
.contact-quick-card h4 { font-size: 1rem; font-weight: 800; color: var(--text); margin-bottom: 8px; }
.contact-quick-card p { font-size: 0.88rem; color: var(--text-light); line-height: 1.7; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-info-card {
  padding: 44px 40px; border-radius: 20px;
  background: var(--bg-white); box-shadow: var(--shadow);
}
.contact-info-card h3 {
  font-size: 1.3rem; font-weight: 800; color: var(--text);
  margin-bottom: 32px; padding-bottom: 16px;
  border-bottom: 3px solid var(--green);
  display: flex; align-items: center; gap: 10px;
}
.contact-info-card h3::before {
  content: ''; width: 8px; height: 8px; border-radius: 50%;
  background: var(--green); flex-shrink: 0;
}
.contact-item { display: flex; gap: 16px; margin-bottom: 24px; align-items: flex-start; }
.contact-item:last-child { margin-bottom: 0; }
.contact-item-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: linear-gradient(135deg, #E8F5E9, #C8E6C9);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-item-icon svg { width: 22px; height: 22px; color: var(--green); }
.contact-item-text h4 { font-size: 0.9rem; font-weight: 800; color: var(--text); margin-bottom: 4px; }
.contact-item-text p { font-size: 0.88rem; color: var(--text-light); line-height: 1.7; }

.contact-form { padding: 44px 40px; border-radius: 20px; background: var(--bg-white); box-shadow: var(--shadow); }
.contact-form h3 {
  font-size: 1.3rem; font-weight: 800; color: var(--text);
  margin-bottom: 32px; padding-bottom: 16px;
  border-bottom: 3px solid var(--green);
  display: flex; align-items: center; gap: 10px;
}
.contact-form h3::before {
  content: ''; width: 8px; height: 8px; border-radius: 50%;
  background: var(--green); flex-shrink: 0;
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.88rem; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 13px 16px; border: 1px solid #e0e6e3;
  border-radius: 10px; font-size: 0.95rem; font-family: inherit;
  transition: var(--t); background: #fafbfa;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none; border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(10,155,94,0.1); background: #fff;
}
.form-group textarea { min-height: 140px; resize: vertical; }
.form-submit { width: 100%; padding: 15px; font-size: 1rem; font-weight: 800; cursor: pointer; }

.map-card {
  margin-top: 48px; border-radius: 20px; overflow: hidden;
  background: var(--bg-white); box-shadow: var(--shadow);
}
.map-card-inner {
  height: 280px; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #E8F5E9 0%, #C8E6C9 40%, #A5D6A7 100%);
  color: var(--text-muted); font-size: 0.95rem; gap: 12px;
}
.map-card-inner svg { width: 20px; height: 20px; color: var(--green); }
.map-card-footer {
  padding: 16px 24px; display: flex; align-items: center; gap: 10px;
  border-top: 1px solid #e8ece9; font-size: 0.85rem; color: var(--text-light);
}
.map-card-footer svg { width: 18px; height: 18px; color: var(--green); flex-shrink: 0; }

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
  .container { padding: 0 32px; }
  .hero-content { bottom: 40px; padding-left: max(32px, calc((100% - 1200px) / 2 + 32px)); }
  .hero-green-box { padding: 32px; max-width: 360px; }
  .hero-green-box h1 { font-size: 1.6rem; }
  .stats-row { gap: 32px; }
  .about-grid { gap: 48px; }
  .about-image-corner { left: -10px; bottom: -10px; padding: 18px 22px; }
  .products-grid, .news-list { grid-template-columns: repeat(2, 1fr); }
  .guarantee-grid { grid-template-columns: repeat(2, 1fr); }
  .guarantee-grid .g-cell:nth-child(2)::after { display: none; }
  .oem-grid { gap: 40px; }
  .news-main { grid-template-columns: 1.5fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .oem-process::before { display: none; }
  .oem-process { flex-wrap: wrap; gap: 30px; justify-content: center; }
  .oem-step { flex: 0 0 45%; }
  .oem-advantages { grid-template-columns: repeat(2, 1fr); }
  .workshop-stats { grid-template-columns: repeat(2, 1fr); }
  .workshop-gallery { grid-template-columns: repeat(2, 1fr); }
  .product-showcase { grid-template-columns: repeat(2, 1fr); }
  .pkg-features { grid-template-columns: repeat(2, 1fr); }
  .news-page-featured { flex-direction: column; }
  .news-page-featured-img { flex: 0 0 auto; min-height: 220px; }
  .news-page-featured-body { padding: 32px; }
  .news-page-grid { grid-template-columns: 1fr; }
  .contact-quick { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav { display: none; }
  .mobile-menu-btn { display: flex; }
  .hero { min-height: 500px; height: auto; }
  .hero-content { position: relative; bottom: auto; left: auto; padding: 0 24px 32px; }
  .hero-green-box { max-width: 100%; margin-top: 45vh; }
  .hero-green-box h1 { font-size: 1.55rem; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .stat-cell:not(:last-child)::after { display: none; }
  .stat-cell .num { font-size: 2.2rem; }
  .about-grid, .oem-grid, .contact-grid, .mv-grid { grid-template-columns: 1fr; }
  .products-grid, .news-main, .news-list, .product-showcase, .pkg-features, .workshop-gallery, .workshop-stats, .guarantee-grid, .oem-services, .footer-grid, .equipment-list { grid-template-columns: 1fr; }
  .guarantee-grid .g-cell::after { display: none; }
  .sec-title { font-size: 1.8rem; }
  .page-banner h1 { font-size: 2rem; }
  .oem-step { flex: 0 0 100%; }
  .news-page-card { flex-direction: column; }
  .news-page-card-icon { flex: 0 0 auto; min-height: 80px; }
  .news-page-featured-body { padding: 28px 24px; }
  .news-page-featured-body h3 { font-size: 1.2rem; }
  .contact-quick { grid-template-columns: 1fr; }
  .contact-info-card, .contact-form { padding: 28px 24px; }
  .oem-advantages { grid-template-columns: 1fr; }
  .oem-cta { padding: 40px 28px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-brand img { height: 40px; }
  .footer-brand p { font-size: 0.8rem; max-width: 100%; }
  .footer-main { padding: 48px 0 32px; }
  .footer-col h4 { margin-bottom: 12px; font-size: 0.75rem; }
  .footer-col li { margin-bottom: 6px; }
  .footer-col a { font-size: 0.78rem; }
}
  .timeline::before { left: 24px; }
  .timeline-item { justify-content: flex-start; }
  .timeline-item:nth-child(odd) { flex-direction: row; }
  .timeline-content { width: calc(100% - 64px); margin-left: 44px; }
  .timeline-dot { left: 24px; }
  /* Process image mobile */
  .process-img-wrap { border-radius: 12px; }
  .process-img-wrap img { margin: -6px; width: calc(100% + 12px); }
}

/* ========================================
   About Page — v2.0 参考乐普生物风格
   ======================================== */

.about-hero-sec { padding: 120px 0 80px; background: var(--bg-white); }
.about-hero-grid {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 80px; align-items: center;
}
.about-hero-text .sec-label { margin-bottom: 16px; }
.about-hero-text .sec-title { margin-bottom: 20px; }
.about-lead {
  font-size: 1.15rem; font-weight: 700; color: var(--green);
  margin-bottom: 20px; line-height: 1.6;
}
.about-hero-text p {
  font-size: 1rem; color: var(--text-light); line-height: 2; margin-bottom: 14px;
}
.about-hero-image { position: relative; }
.about-hero-image img {
  width: 100%; height: 420px; object-fit: cover; border-radius: 16px;
  box-shadow: var(--shadow-lg);
}

/* 核心特色 */
.about-features-sec { padding: 80px 0; background: var(--bg); }
.about-features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.about-f-item { text-align: center; }
.about-f-icon {
  width: 72px; height: 72px; margin: 0 auto 24px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%; background: var(--green-light); transition: var(--t);
}
.about-f-item:hover .about-f-icon { background: var(--green); transform: translateY(-4px); }
.about-f-icon svg { width: 30px; height: 30px; color: var(--green); transition: var(--t); }
.about-f-item:hover .about-f-icon svg { color: #fff; }
.about-f-item h3 { font-size: 1.15rem; font-weight: 800; margin-bottom: 12px; color: var(--text); }
.about-f-item p { font-size: 0.9rem; color: var(--text-light); line-height: 1.8; }

/* 发展大事记 */
.history-sec { padding: 100px 0; background: var(--bg-white); overflow: hidden; }
.history-header { text-align: center; margin-bottom: 60px; }
.history-wave-wrap { position: relative; max-width: 1000px; margin: 0 auto; padding: 0 40px; }
.history-wave { width: 100%; height: 160px; display: block; }
.history-points { position: absolute; inset: 0; }
.history-point { position: absolute; }
.hp-dot {
  width: 16px; height: 16px; border-radius: 50%; background: var(--green);
  border: 3px solid #fff; box-shadow: 0 0 0 4px rgba(10,155,94,0.15);
  position: absolute; left: 50%; transform: translateX(-50%);
}
.hp-card {
  position: absolute; left: 50%; transform: translateX(-50%);
  width: 200px; text-align: center;
  padding-top: 28px;
}
.hp-card .hp-date {
  display: inline-block; font-size: 0.85rem; font-weight: 700; color: var(--green);
  background: var(--green-light); padding: 4px 14px; border-radius: 50px; margin-bottom: 10px;
}
.hp-card h4 { font-size: 1rem; font-weight: 800; margin-bottom: 6px; color: var(--text); }
.hp-card p { font-size: 0.82rem; color: var(--text-light); line-height: 1.6; }

/* 荣誉奖项 */
.awards-sec { padding: 100px 0; background: var(--bg); }
.awards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.award-card {
  background: var(--bg-white); border-radius: 16px; padding: 40px 32px;
  text-align: center; transition: var(--t); box-shadow: var(--shadow);
  position: relative; overflow: hidden;
}
.award-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.award-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--green); transform: scaleX(0); transform-origin: left; transition: var(--t);
}
.award-card:hover::before { transform: scaleX(1); }
.award-img {
  width: 100%; height: 180px; border-radius: 12px; background: var(--green-light);
  display: flex; align-items: center; justify-content: center; margin-bottom: 20px;
}
.award-img svg { width: 48px; height: 48px; color: var(--green); }
.award-tag {
  display: inline-block; font-size: 0.75rem; font-weight: 700; color: var(--green);
  background: var(--green-light); padding: 4px 14px; border-radius: 50px; margin-bottom: 12px;
}
.award-card h4 { font-size: 1.1rem; font-weight: 800; margin-bottom: 6px; }
.award-card p { font-size: 0.85rem; color: var(--text-light); }

/* 核心团队 */
.team-sec { padding: 100px 0; background: var(--bg-white); }
.team-photo-wrap { max-width: 1000px; margin: 0 auto 60px; }
.team-photo { border-radius: 16px; overflow: hidden; box-shadow: var(--shadow-lg); }
.team-photo img { width: 100%; height: 400px; object-fit: cover; }
.team-members { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.team-member {
  background: #fff; border-radius: 16px; padding: 36px 24px 28px;
  box-shadow: var(--shadow); text-align: center; transition: var(--t);
  position: relative; overflow: hidden;
}
.team-member:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.team-member::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 4px; background: linear-gradient(90deg, var(--green), #34D399);
}
.team-member-avatar {
  width: 72px; height: 72px; border-radius: 50%;
  background: var(--green-light); color: var(--green);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px; font-size: 1.6rem; font-weight: 800;
}
.team-member h4 { font-size: 1.15rem; font-weight: 800; color: var(--text); margin-bottom: 6px; }
.team-member .tm-role {
  display: inline-block; font-size: 0.78rem; font-weight: 700;
  color: var(--green); background: var(--green-light);
  padding: 4px 14px; border-radius: 20px; margin-bottom: 16px;
}
.team-member p { font-size: 0.85rem; color: var(--text-light); line-height: 1.75; }

/* ========================================
   Responsive (About Page additions)
   ======================================== */
@media (max-width: 1024px) {
  .about-hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-features-grid { grid-template-columns: repeat(2, 1fr); }
  .awards-grid { grid-template-columns: repeat(2, 1fr); }
  .team-members { grid-template-columns: repeat(2, 1fr); }
  .team-photo img { height: 320px; }
}

@media (max-width: 768px) {
  .about-hero-sec { padding: 80px 0 60px; }
  .about-features-grid { grid-template-columns: 1fr; }
  .awards-grid { grid-template-columns: 1fr; }
  .team-members { grid-template-columns: 1fr; }
  .team-photo img { height: 260px; }
  .history-wave-wrap { padding: 0; overflow-x: auto; }
  .history-wave { width: 900px; height: 120px; }
  .history-points { width: 900px; }
  .hp-card { width: 160px; }
}

@media (max-width: 480px) {
  .about-hero-image img { height: 280px; }
  .about-hero-text p { font-size: 0.95rem; }
  .about-f-item { padding: 0 8px; }
  .award-img { height: 150px; }
}