/* =========================================================
   苏倍茵官网 · 全站样式
   配色：绿 + 白 + 金（呼应品牌 Logo、草本理念与高端定位）
   设计调性：高级 · 大气 · 留白 · 衬线标题
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@500;600;700;900&family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

:root {
  --green:        #2E9E4F;   /* 主品牌绿 */
  --green-dark:   #1F7A3C;   /* 深绿，强调/悬停 */
  --green-soft:   #E4F2E9;   /* 浅绿背景块 */
  --green-mint:   #E8F3EC;   /* 区块底色（带明显绿调） */
  --page:         #F2F7F3;   /* 全站底色——避免大片纯白 */
  --gold:         #C2A05A;   /* 高端点缀金（草本养发液礼盒呼应） */
  --gold-soft:    #E9DFC6;
  --ink:          #15241B;   /* 主文字 */
  --gray:         #5C6B62;   /* 次要文字 */
  --line:         #E6ECE8;   /* 描边/分隔线 */
  --white:        #FFFFFF;
  --shadow-sm:    0 6px 24px rgba(21,36,27,.05);
  --shadow-md:    0 24px 60px rgba(21,36,27,.10);
  --radius:       16px;
  --radius-lg:    24px;
  --maxw:         1240px;
  --ease:         cubic-bezier(.22,.61,.36,1);
  --serif:        "Noto Serif SC", "Songti SC", "SimSun", Georgia, serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei",
               "Hiragino Sans GB", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--page);
  line-height: 1.8;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* 衬线大标题——高级感的来源 */
.section-title,
.hero h1,
.page-hero h1,
.feature-row__body h2,
.cta-banner h2,
.combo__name,
.value-card h3,
.footer__brand .wordmark {
  font-family: var(--serif);
  font-weight: 700;
}

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

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- 通用区块标题 ---------- */
.section { padding: 120px 0; }
.section--soft { background: var(--green-mint); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  letter-spacing: 4px;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 18px;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 28px; height: 1px;
  background: var(--gold);
}
.section-head.center .eyebrow::after {
  content: "";
  width: 28px; height: 1px;
  background: var(--gold);
}
.section-title {
  font-size: clamp(30px, 4.4vw, 48px);
  font-weight: 700;
  letter-spacing: 1px;
  line-height: 1.32;
  margin-bottom: 20px;
}
.section-sub {
  max-width: 680px;
  color: var(--gray);
  font-size: 16px;
}
.section-head { margin-bottom: 56px; }
.section-head.center { text-align: center; }
.section-head.center .section-sub { margin: 0 auto; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all .3s var(--ease);
}
.btn--primary {
  background: var(--green);
  color: #fff;
  box-shadow: 0 8px 22px rgba(46,158,79,.28);
}
.btn--primary:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(46,158,79,.36);
}
.btn--ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.7);
}
.btn--ghost:hover { background: rgba(255,255,255,.15); }
.btn--outline {
  background: #fff;
  color: var(--green-dark);
  border-color: var(--green);
}
.btn--outline:hover { background: var(--green-soft); }

/* =========================================================
   顶部导航
   ========================================================= */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,.78);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: all .35s var(--ease);
}
.header.scrolled {
  background: rgba(255,255,255,.95);
  border-bottom-color: var(--line);
  box-shadow: var(--shadow-sm);
}
.nav {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo { display: flex; align-items: center; }
.nav__logo img { height: 52px; width: auto; display: block; transition: height .3s var(--ease); }
.header.scrolled .nav__logo img { height: 46px; }
.nav__menu {
  display: flex;
  gap: 38px;
  align-items: center;
}
.nav__menu a {
  font-size: 15.5px;
  font-weight: 500;
  color: var(--ink);
  position: relative;
  padding: 6px 0;
  transition: color .25s;
}
.nav__menu a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--green);
  transition: width .3s var(--ease);
}
.nav__menu a:hover,
.nav__menu a.active { color: var(--green); }
.nav__menu a:hover::after,
.nav__menu a.active::after { width: 100%; }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav__toggle span {
  width: 24px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: all .3s var(--ease);
}
.nav__toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg);}
.nav__toggle.open span:nth-child(2){ opacity: 0;}
.nav__toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg);}

/* =========================================================
   页面主图 / Hero
   ========================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  color: #fff;
  overflow: hidden;
  background:
    radial-gradient(115% 90% at 85% 5%, rgba(46,158,79,.40), transparent 55%),
    radial-gradient(90% 90% at 8% 95%, rgba(194,160,90,.12), transparent 50%),
    linear-gradient(155deg, #122019 0%, #173E27 52%, #122a1c 100%);
}
/* 大气留白：超大淡雅品牌底纹 */
.hero::before {
  content: "";
  position: absolute;
  right: -8%; top: 50%;
  transform: translateY(-50%);
  width: 620px; height: 620px;
  background: radial-gradient(circle, rgba(255,255,255,.05) 0%, transparent 62%);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 50%;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  right: 4%; top: 50%;
  transform: translateY(-50%);
  width: 360px; height: 360px;
  border: 1px solid rgba(194,160,90,.18);
  border-radius: 50%;
  pointer-events: none;
}
.hero__inner { max-width: 720px; padding: 120px 0; position: relative; z-index: 1; }
.hero__tag {
  display: inline-block;
  padding: 7px 16px;
  border: 1px solid rgba(255,255,255,.55);
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 2px;
  margin-bottom: 26px;
  backdrop-filter: blur(4px);
}
.hero h1 {
  font-size: clamp(38px, 6vw, 68px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 2px;
  margin-bottom: 22px;
  text-shadow: 0 2px 24px rgba(0,0,0,.25);
}
.hero h1 .accent { color: #B7F2C6; }

/* 超大品牌主标题——突出"苏倍茵" */
.hero__brand {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(64px, 13vw, 138px);
  line-height: 1;
  letter-spacing: 8px;
  margin-bottom: 20px;
  text-shadow: 0 4px 40px rgba(0,0,0,.35);
}
.hero__brand .reg {
  font-family: "Noto Sans SC", sans-serif;
  font-size: .22em;
  font-weight: 500;
  vertical-align: top;
  color: var(--gold);
  margin-left: 8px;
  letter-spacing: 0;
}
.hero__slogan {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(19px, 3vw, 30px);
  letter-spacing: 3px;
  color: #B7F2C6;
  margin-bottom: 22px;
  text-shadow: 0 2px 16px rgba(0,0,0,.25);
}
.hero__lead {
  font-size: clamp(16px, 2vw, 20px);
  max-width: 560px;
  margin-bottom: 38px;
  color: rgba(255,255,255,.92);
}
.hero__btns { display: flex; gap: 16px; flex-wrap: wrap; }
.hero__scroll {
  position: absolute;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  font-size: 13px;
  letter-spacing: 3px;
  color: rgba(255,255,255,.85);
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  transition: color .3s;
}
.hero__scroll:hover { color: #fff; }
.hero__scroll .chev {
  width: 12px; height: 12px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  animation: chevBounce 1.8s var(--ease) infinite;
}
@keyframes chevBounce {
  0%, 100% { transform: rotate(45deg) translate(-3px,-3px); opacity: .4; }
  50%      { transform: rotate(45deg) translate(3px,3px);   opacity: 1; }
}

/* 内页小头图 */
.page-hero {
  position: relative;
  margin-top: 0;
  padding: 180px 0 96px;
  overflow: hidden;
  background:
    radial-gradient(110% 130% at 80% -10%, rgba(46,158,79,.42), transparent 55%),
    linear-gradient(155deg, #122019 0%, #173E27 55%, #122a1c 100%);
  color: #fff;
  text-align: center;
}
.page-hero::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%,-50%);
  width: 460px; height: 460px;
  border: 1px solid rgba(194,160,90,.16);
  border-radius: 50%;
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 {
  font-size: clamp(30px, 5vw, 50px);
  font-weight: 800;
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.page-hero p { color: rgba(255,255,255,.9); font-size: 17px; }
.breadcrumb {
  margin-top: 18px;
  font-size: 13px;
  color: rgba(255,255,255,.8);
  letter-spacing: 1px;
}
.breadcrumb a:hover { color: #fff; text-decoration: underline; }

/* =========================================================
   数据条
   ========================================================= */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat__num {
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 800;
  color: var(--green);
  line-height: 1;
}
.stat__num span { font-size: .5em; margin-left: 2px; }
.stat__label { color: var(--gray); margin-top: 10px; font-size: 15px; }

/* =========================================================
   特色 / 优势卡片
   ========================================================= */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.feature {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 46px 38px;
  transition: all .4s var(--ease);
  position: relative;
}
.feature::after {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--green), var(--gold));
  border-radius: var(--radius) var(--radius) 0 0;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .45s var(--ease);
}
.feature:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.feature:hover::after { transform: scaleX(1); }
.feature__icon {
  width: 62px; height: 62px;
  border-radius: 50%;
  background: var(--green-soft);
  color: var(--green);
  display: grid; place-items: center;
  margin-bottom: 24px;
  transition: all .4s var(--ease);
}
.feature__icon svg { width: 28px; height: 28px; stroke: var(--green); }
.feature:hover .feature__icon { background: var(--green); color: #fff; }
.feature:hover .feature__icon svg { stroke: #fff; }
.feature h3 { font-size: 21px; margin-bottom: 12px; letter-spacing: .5px; }
.feature p { color: var(--gray); font-size: 15px; }

/* =========================================================
   产品卡片
   ========================================================= */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.product-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all .35s var(--ease);
  display: flex; flex-direction: column;
}
.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.product-card__media {
  aspect-ratio: 4 / 3;
  background: linear-gradient(170deg, #ffffff 0%, var(--green-mint) 100%);
  display: grid; place-items: center;
  overflow: hidden;
}
/* 黑底产品（养发液 / 固色）专用深绿影棚背景，让瓶身融入高级氛围 */
.media-dark {
  background:
    radial-gradient(120% 90% at 50% 0%, rgba(46,158,79,.25), transparent 60%),
    linear-gradient(165deg, #1c3a28 0%, #0d1a12 100%) !important;
}
.product-card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease);
}
.product-card:hover .product-card__media img { transform: scale(1.06); }
/* 暂无实拍图的品类——优雅渐变占位 */
.product-card__media.alt {
  background: linear-gradient(135deg, var(--green-soft) 0%, #fff 70%);
  position: relative;
  padding: 24px;
}
.product-card__media.alt::after {
  content: "";
  position: absolute; inset: 16px;
  border: 1px solid var(--gold-soft);
  border-radius: 12px;
}
.product-card__media.alt .ph {
  font-family: var(--serif);
  font-weight: 700;
  color: var(--green-dark);
  font-size: 24px;
  letter-spacing: 3px;
  text-align: center;
  z-index: 1;
}
.product-card__media.alt .ph small {
  display: block;
  font-family: "Noto Sans SC", sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--gold);
  margin-top: 8px;
}
.product-card__body { padding: 26px 26px 30px; flex: 1; display: flex; flex-direction: column; }
.product-card__tag {
  align-self: flex-start;
  font-size: 12px;
  color: var(--green-dark);
  background: var(--green-soft);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
  font-weight: 600;
}
.product-card h3 { font-size: 21px; margin-bottom: 10px; }
.product-card p { color: var(--gray); font-size: 14.5px; flex: 1; }
.product-card__points {
  margin-top: 16px;
  display: flex; flex-wrap: wrap; gap: 8px;
}
.product-card__points li {
  font-size: 12.5px;
  color: var(--green-dark);
  background: #fff;
  border: 1px solid var(--line);
  padding: 4px 11px;
  border-radius: 999px;
}
.product-card__price {
  margin-top: 16px;
  font-family: var(--serif);
  font-weight: 700;
  color: var(--green-dark);
  font-size: 23px;
  display: flex; align-items: baseline; gap: 8px;
}
.product-card__price .unit { font-size: 14px; color: var(--gray); font-weight: 400; font-family: "Noto Sans SC", sans-serif; }
.product-card__price .spec { font-size: 13px; color: var(--gray); font-weight: 400; font-family: "Noto Sans SC", sans-serif; margin-left: auto; }
.fr-price {
  font-family: var(--serif);
  font-weight: 700;
  color: var(--green-dark);
  font-size: 30px;
  margin: 20px 0 4px;
}
.fr-price .unit { font-size: 15px; color: var(--gray); font-weight: 400; font-family: "Noto Sans SC", sans-serif; }

/* feature-row 占位（图片待定） */
.feature-row__media.fr-ph {
  aspect-ratio: 4 / 3;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--green-soft) 0%, #fff 70%);
  position: relative;
}
.feature-row__media.fr-ph::after {
  content: ""; position: absolute; inset: 18px;
  border: 1px solid var(--gold-soft); border-radius: 14px;
}
.feature-row__media.fr-ph .ph {
  font-family: var(--serif); font-weight: 700;
  color: var(--green-dark); font-size: 30px; letter-spacing: 3px;
  text-align: center; z-index: 1;
}
.feature-row__media.fr-ph .ph small {
  display: block; font-family: "Noto Sans SC", sans-serif;
  font-size: 13px; letter-spacing: 4px; color: var(--gold);
  margin-top: 12px; font-weight: 500;
}

/* 大幅特色产品（图文左右） */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.feature-row + .feature-row { margin-top: 90px; }
.feature-row.reverse .feature-row__media { order: 2; }
.feature-row__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--green-mint);
  box-shadow: var(--shadow-sm);
}
.feature-row__media img { width: 100%; }
.feature-row__body h2 {
  font-size: clamp(24px, 3.5vw, 34px);
  font-weight: 800;
  margin-bottom: 16px;
}
.feature-row__body .lead { color: var(--gray); margin-bottom: 22px; }
.spec-list li {
  display: flex; gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 15px;
}
.spec-list li::before {
  content: "✓";
  color: var(--green);
  font-weight: 800;
  flex: none;
}

/* 套餐 */
.combo-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 28px; }
.combo {
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 34px;
  background: #fff;
  position: relative;
  transition: all .35s var(--ease);
}
.combo:hover { border-color: var(--green); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.combo__name { font-size: 22px; font-weight: 800; margin-bottom: 6px; }
.combo__price { font-size: 40px; font-weight: 800; color: var(--green); margin: 8px 0 18px; }
.combo__price small { font-size: 16px; color: var(--gray); font-weight: 500; }
.combo ul li { padding: 8px 0; border-top: 1px solid var(--line); font-size: 15px; color: var(--gray); }
.combo ul li:first-child { border-top: none; }

/* =========================================================
   深色通栏 + 信息卡 / 品牌陈述面板
   ========================================================= */
.section--dark {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(110% 120% at 85% 0%, rgba(46,158,79,.40), transparent 55%),
    linear-gradient(155deg, #122019 0%, #173E27 55%, #122a1c 100%);
}
.section--dark::after {
  content: "";
  position: absolute; right: -80px; top: 50%;
  transform: translateY(-50%);
  width: 420px; height: 420px;
  border: 1px solid rgba(194,160,90,.16);
  border-radius: 50%; pointer-events: none;
}
.section--dark .container { position: relative; z-index: 1; }
.section--dark .section-title,
.section--dark .about-split__body h2,
.section--dark h2 { color: #fff; }
.section--dark p,
.section--dark .about-split p,
.section--dark .section-sub { color: rgba(255,255,255,.85); }
.section--dark .eyebrow { color: var(--gold); }
.section--dark .eyebrow::before,
.section--dark .eyebrow::after { background: var(--gold); }

/* 玻璃质感信息卡——替代产品图位置 */
.glass-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius-lg);
  padding: 44px 42px;
  backdrop-filter: blur(6px);
}
.glass-card .gc-title {
  font-family: var(--serif);
  font-size: 22px; color: #fff;
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.glass-card .gc-tip { color: rgba(255,255,255,.7); font-size: 14px; margin-bottom: 8px; }
.gc-row {
  display: flex; align-items: baseline; gap: 16px;
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,.12);
}
.gc-num {
  font-family: var(--serif);
  font-size: 34px; font-weight: 700;
  color: #B7F2C6;
  min-width: 130px;
}
.gc-num span { font-size: .55em; margin-left: 2px; }
.gc-label { color: rgba(255,255,255,.88); font-size: 15px; }

/* 品牌陈述面板——关于页替代产品图 */
.brand-panel {
  position: relative; overflow: hidden;
  border-radius: var(--radius-lg);
  padding: 60px 46px;
  color: #fff;
  min-height: 400px;
  display: flex; flex-direction: column; justify-content: center;
  background:
    radial-gradient(100% 100% at 80% 0%, rgba(46,158,79,.55), transparent 60%),
    linear-gradient(155deg, #143524 0%, #1F7A3C 100%);
  box-shadow: var(--shadow-md);
}
.brand-panel::after {
  content: "";
  position: absolute; right: -70px; bottom: -70px;
  width: 280px; height: 280px;
  border: 1px solid rgba(194,160,90,.30);
  border-radius: 50%;
}
.brand-panel .bp-slogan { font-family: var(--serif); font-size: 48px; font-weight: 700; margin-bottom: 14px; }
.brand-panel .bp-sub { color: rgba(255,255,255,.9); letter-spacing: 3px; margin-bottom: 30px; font-size: 15px; }
.brand-panel ul li { padding: 9px 0; color: rgba(255,255,255,.92); display: flex; gap: 12px; font-size: 15.5px; position: relative; z-index: 1; }
.brand-panel ul li::before { content: "✦"; color: var(--gold); font-size: 13px; line-height: 1.7; }

/* =========================================================
   产品四大板块总览
   ========================================================= */
.cat-tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.cat-tile {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 28px;
  background: #fff;
  transition: all .4s var(--ease);
  overflow: hidden;
}
.cat-tile::after {
  content: "";
  position: absolute; left: 0; bottom: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--green), var(--gold));
  transform: scaleX(0); transform-origin: left;
  transition: transform .45s var(--ease);
}
.cat-tile:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: transparent; }
.cat-tile:hover::after { transform: scaleX(1); }
.cat-tile .idx { font-family: var(--serif); color: var(--gold); font-size: 15px; letter-spacing: 2px; }
.cat-tile h3 { font-size: 22px; margin: 12px 0 8px; letter-spacing: .5px; }
.cat-tile p { color: var(--gray); font-size: 14px; min-height: 42px; }
.cat-tile .tag-soon,
.cat-tile .tag-live {
  display: inline-block; margin-top: 16px;
  font-size: 12px; letter-spacing: 1px;
  border-radius: 999px; padding: 4px 14px;
}
.cat-tile .tag-soon { color: var(--gold); border: 1px solid var(--gold-soft); }
.cat-tile .tag-live { color: var(--green-dark); background: var(--green-soft); font-weight: 600; }

/* 敬请期待板块 */
.coming-soon {
  text-align: center;
  padding: 88px 30px;
  border: 1px dashed var(--gold-soft);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--green-mint), #fff 70%);
}
.coming-soon .badge {
  display: inline-block;
  font-size: 13px; letter-spacing: 3px; color: var(--gold);
  border: 1px solid var(--gold-soft); border-radius: 999px;
  padding: 6px 20px; margin-bottom: 20px;
}
.coming-soon h2 { font-family: var(--serif); font-size: clamp(26px, 4vw, 38px); margin-bottom: 14px; }
.coming-soon p { color: var(--gray); max-width: 580px; margin: 0 auto; }

/* 板块标号副标题 */
.block-label { font-family: var(--serif); color: var(--gold); font-size: 15px; letter-spacing: 2px; }

/* =========================================================
   资质检测 / 0 添加徽章
   ========================================================= */
.certs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.cert {
  text-align: center;
  padding: 40px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  position: relative;
  transition: all .4s var(--ease);
}
.cert:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.cert .big {
  font-family: var(--serif);
  font-size: 60px; font-weight: 700; line-height: 1;
  color: var(--green);
  display: inline-flex; align-items: flex-start;
}
.cert .big .x { font-size: .34em; color: var(--gold); margin-top: .35em; margin-left: 2px; }
.cert h4 { font-size: 17px; margin: 12px 0 6px; }
.cert p { color: var(--gray); font-size: 13.5px; }
.report-links { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 44px; }
.report-links a {
  font-size: 14px; color: var(--green-dark);
  border: 1px solid var(--line); background: #fff;
  padding: 11px 20px; border-radius: 999px;
  display: inline-flex; align-items: center; gap: 8px;
  transition: all .3s var(--ease);
}
.report-links a svg { width: 16px; height: 16px; stroke: var(--green); flex: none; }
.report-links a:hover { border-color: var(--green); box-shadow: var(--shadow-sm); transform: translateY(-2px); }

/* =========================================================
   专利技术与权威认证 · 荣誉墙
   ========================================================= */
.honor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 20px;
}
.honor-item {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  transition: all .4s var(--ease);
}
.honor-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.honor-item img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
  background: #f6f9f7;
}
.honor-cap {
  padding: 12px 14px;
  font-size: 12.5px; line-height: 1.5;
  color: var(--gray); text-align: center;
  border-top: 1px solid var(--line);
}
.honor-cap b { display: block; color: var(--green-dark); font-weight: 600; font-size: 13px; margin-bottom: 2px; }

/* 品牌盛会（大图直铺） */
.event-show + .event-show { margin-top: 60px; padding-top: 60px; border-top: 1px solid var(--line); }
.event-show__head { text-align: center; margin-bottom: 30px; }
.event-show__date { display: inline-block; font-size: 13px; color: var(--gold); letter-spacing: 2px; font-weight: 600; margin-bottom: 10px; }
.event-show__head h3 { font-family: var(--serif); font-size: clamp(19px, 2.4vw, 26px); color: var(--ink); font-weight: 700; max-width: 820px; margin: 0 auto; line-height: 1.5; }
.event-show__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 16px; }
.event-show__grid img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: 14px; box-shadow: var(--shadow-sm); }
@media (max-width: 680px) { .event-show__grid { grid-template-columns: 1fr; } }

/* 检测报告图片灯箱 */
.lightbox { position: fixed; inset: 0; background: rgba(10,20,14,.9); z-index: 2000; display: none; flex-direction: column; }
.lightbox.open { display: flex; }
.lightbox__bar { display: flex; justify-content: space-between; align-items: center; padding: 14px 22px; color: #fff; flex: none; border-bottom: 1px solid rgba(255,255,255,.12); }
.lightbox__title { font-size: 15px; font-weight: 600; letter-spacing: 1px; }
.lightbox__close { background: none; border: none; color: #fff; font-size: 30px; line-height: 1; cursor: pointer; width: 40px; height: 40px; }
.lightbox__body { flex: 1; overflow-y: auto; padding: 20px 16px 48px; text-align: center; -webkit-overflow-scrolling: touch; }
.lightbox__body img { max-width: 680px; width: 100%; margin: 12px auto; display: block; border-radius: 8px; box-shadow: 0 12px 44px rgba(0,0,0,.45); background: #fff; }

/* 正品防伪查询 */
.verify-box {
  max-width: 560px; margin: 56px auto 0;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 36px 32px;
  text-align: center; box-shadow: var(--shadow-sm);
}
.verify-box h3 { font-family: var(--serif); font-size: 22px; color: var(--ink); margin-bottom: 10px; }
.verify-box > p { color: var(--gray); font-size: 14px; margin-bottom: 22px; }
.verify-form { display: flex; gap: 10px; }
.verify-form input {
  flex: 1; padding: 13px 16px; border: 1px solid var(--line);
  border-radius: 10px; font-size: 15px; font-family: inherit;
  outline: none; transition: border-color .3s var(--ease);
}
.verify-form input:focus { border-color: var(--green); }
.verify-form .btn { white-space: nowrap; }
.verify-tip { margin-top: 16px; font-size: 12.5px; color: var(--gold); letter-spacing: 1px; }
@media (max-width: 560px) { .verify-form { flex-direction: column; } }

/* =========================================================
   理念 / 横幅 CTA
   ========================================================= */
.cta-banner {
  background: linear-gradient(120deg, var(--green-dark), var(--green));
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 64px 56px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before,
.cta-banner::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
}
.cta-banner::before { width: 260px; height: 260px; top: -90px; right: -60px; }
.cta-banner::after  { width: 200px; height: 200px; bottom: -90px; left: -40px; }
.cta-banner h2 { font-size: clamp(26px,4vw,38px); font-weight: 800; margin-bottom: 14px; position: relative; }
.cta-banner p { color: rgba(255,255,255,.9); margin-bottom: 30px; position: relative; }
.cta-banner .btn--outline { position: relative; }

/* =========================================================
   发展历程时间线
   ========================================================= */
.timeline { position: relative; max-width: 860px; margin: 0 auto; }
.timeline::before {
  content: "";
  position: absolute;
  left: 120px; top: 6px; bottom: 6px;
  width: 2px; background: var(--line);
}
.tl-item { position: relative; padding: 0 0 40px 160px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item__year {
  position: absolute;
  left: 0; top: 0;
  width: 96px; text-align: right;
  font-size: 20px; font-weight: 800; color: var(--green);
}
.tl-item__dot {
  position: absolute;
  left: 112px; top: 6px;
  width: 18px; height: 18px;
  background: #fff;
  border: 4px solid var(--green);
  border-radius: 50%;
  z-index: 1;
}
.tl-item__body h3 { font-size: 18px; margin-bottom: 6px; }
.tl-item__body p { color: var(--gray); font-size: 15px; }

/* =========================================================
   关于：价值三栏 / 文化
   ========================================================= */
.value-card {
  text-align: center;
  padding: 40px 28px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  transition: all .35s var(--ease);
}
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.value-card .num { font-size: 30px; font-weight: 800; color: var(--green); }
.value-card h3 { margin: 12px 0 8px; font-size: 19px; }
.value-card p { color: var(--gray); font-size: 14.5px; }

.about-split { display:grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items:center; }
.about-split__media { border-radius: var(--radius-lg); overflow:hidden; box-shadow: var(--shadow-sm); background: var(--green-mint);}
.about-split p { color: var(--gray); margin-bottom: 16px; }

/* =========================================================
   联系页
   ========================================================= */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 22px; }
.contact-item {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: all .3s var(--ease);
}
.contact-item:hover { border-color: var(--green); box-shadow: var(--shadow-sm); }
.contact-item__icon {
  width: 46px; height: 46px; flex: none;
  border-radius: 12px;
  background: var(--green-soft); color: var(--green);
  display: grid; place-items: center; font-size: 20px;
}
.contact-item h4 { font-size: 16px; margin-bottom: 4px; }
.contact-item p { color: var(--gray); font-size: 14.5px; word-break: break-all; }

.form {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label { display:block; font-size: 14px; font-weight: 600; margin-bottom: 8px; }
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--line);
  border-radius: 12px;
  font-size: 15px;
  font-family: inherit;
  color: var(--ink);
  background: #fff;
  transition: border-color .25s, box-shadow .25s;
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(46,158,79,.12);
}
.field textarea { resize: vertical; min-height: 120px; }
.form__note { font-size: 13px; color: var(--gray); margin-top: 6px; }
.form-success {
  display: none;
  background: var(--green-soft);
  color: var(--green-dark);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 18px;
  font-size: 14.5px;
  font-weight: 600;
}
.form-success.show { display: block; }

.map-wrap {
  position: relative;
  margin-top: 28px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 16 / 6;
  background: var(--green-mint);
}
#amap { width: 100%; height: 100%; }
.map-fallback {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 14px; text-align: center;
  background:
    radial-gradient(80% 120% at 50% -10%, rgba(46,158,79,.10), transparent 60%),
    var(--green-mint);
  color: var(--gray); padding: 24px;
}
.map-fallback .addr { color: var(--ink); font-weight: 600; font-size: 15px; max-width: 520px; }
.map-fallback .tip { font-size: 12.5px; color: var(--gray); }
@media (max-width: 680px) { .map-wrap { aspect-ratio: 4 / 3; } }

/* =========================================================
   页脚
   ========================================================= */
.footer {
  background: #16271D;
  color: rgba(255,255,255,.7);
  padding: 64px 0 28px;
}
.footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.footer__brand img { height: 40px; margin-bottom: 18px; filter: brightness(0) invert(1); }
.footer__brand p { font-size: 14px; max-width: 280px; }
.footer h5 { color: #fff; font-size: 15px; margin-bottom: 18px; }
.footer ul li { margin-bottom: 11px; font-size: 14px; }
.footer ul li a:hover { color: var(--green); }
.footer__bottom {
  padding-top: 24px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  font-size: 13px; color: rgba(255,255,255,.5);
}

/* =========================================================
   滚动出现动画
   ========================================================= */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }

/* =========================================================
   响应式
   ========================================================= */
@media (max-width: 960px) {
  .grid-3, .product-grid, .cat-tiles, .certs { grid-template-columns: repeat(2,1fr); }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .feature-row, .about-split, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .feature-row.reverse .feature-row__media { order: 0; }
  .timeline::before { left: 7px; }
  .tl-item { padding-left: 44px; }
  .tl-item__year { position: static; width: auto; text-align: left; margin-bottom: 4px; }
  .tl-item__dot { left: 0; }
}
@media (max-width: 680px) {
  .section { padding: 64px 0; }
  /* 手机首屏居中，避免文字贴左边 */
  .hero { text-align: center; }
  .hero__inner { padding: 110px 0; margin: 0 auto; }
  .hero__btns { justify-content: center; }
  .hero__brand { letter-spacing: 5px; font-size: clamp(58px, 18vw, 96px); }
  .hero__lead { margin-left: auto; margin-right: auto; }
  .nav__menu {
    position: fixed;
    top: 76px; right: 0;
    width: 70%; max-width: 320px;
    height: calc(100vh - 76px);
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 24px;
    transform: translateX(110%);
    transition: transform .35s var(--ease);
    box-shadow: -10px 0 40px rgba(0,0,0,.08);
  }
  .nav__menu.open { transform: none; }
  .nav__menu a { width: 100%; padding: 16px 0; border-bottom: 1px solid var(--line); }
  .nav__toggle { display: flex; }
  .stats, .grid-3, .grid-2, .product-grid, .combo-grid, .form-row, .cat-tiles, .certs { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 28px; }
  .cta-banner { padding: 48px 28px; }
  .form { padding: 28px 22px; }
}