/* 壬二酸专题 · 赤诚生物 */

@font-face {
  font-family: "RuiHei";
  src: url("../new/fonts/TTRuiHeiJ-W4.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Barlow";
  src: url("../new/fonts/Barlow-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Barlow";
  src: url("../new/fonts/Barlow-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "PingFang";
  src: url("../new/fonts/PingFangMedium_downcc.otf") format("opentype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

:root {
  --forest: #0c2418;
  --forest-mid: #163528;
  --leaf: #227a26;
  --leaf-bright: #227a26;
  --moss: #a8c5b0;
  --gold: #c9a227;
  --gold-soft: #e8d48b;
  --cream-ink: #f3f6f2;
  --text: #1a2e24;
  --text-muted: #5a7264;
  --white: #ffffff;
  --topbar-h: 34px;
  --nav-h: 76px;
  --header-h: calc(var(--topbar-h) + var(--nav-h));
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--cream-ink);
  line-height: 1.65;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

.section-shell {
  width: min(1220px, calc(100% - 48px));
  margin-inline: auto;
}

/* Header */
.site-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 110;
  height: var(--topbar-h);
  background: #5c805d;
  border-bottom: 0px solid #e8e8e8;
  color: #fff;
  font-size: 13px;
  line-height: var(--topbar-h);
}
.site-topbar-inner {
  width: min(1200px, calc(100% - 40px));
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.site-topbar-welcome a {
  color: #fff;
  font-weight: 600;
}
.site-topbar-welcome a:hover {
  text-decoration: underline;
}
.site-topbar-keys {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  overflow: hidden;
}
.site-topbar-keys-label {
  flex-shrink: 0;
  color: #fff;
  font-weight: 600;
}
.site-topbar-keys-list {
  display: flex;
  flex-wrap: nowrap;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: 0;
  overflow: hidden;
}
.site-topbar-keys-list a {
  color: #fff;
  white-space: nowrap;
}
.site-topbar-keys-list a:hover {
  color: #fff;
}

.site-header {
  position: fixed;
  top: var(--topbar-h);
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(34, 122, 38, 0.2);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: background 0.35s var(--ease), backdrop-filter 0.35s, box-shadow 0.35s;
}

.site-header.is-scrolled {
  background: rgba(34, 122, 38, 0.7);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(12, 36, 24, 0.25);
}

.header-inner {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 28px;
}

.logo img {
  height: 48px;
  width: auto;
/*  filter: brightness(0) invert(1);*/
}

/* Logo 后：进入赤诚生物官网 */
.logo-site-btn {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  border-radius: 999px;
  background:#3ec744;
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.2;
  white-space: nowrap;
  text-decoration: none;
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}
.logo-site-btn:hover {
  background: linear-gradient(135deg, #8b1a1a 0%, #e03a2d 35%, #f07a1a 65%, #f5c518 100%);
  color: #fff;
  transform: translateY(-1px);
}

.nav {
  display: flex;
  align-items: stretch;
  gap: 8px;
  margin-left: auto;
  height: 100%;
}

.nav-item {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
}

.nav-link {
  color: rgba(255, 255, 255, 1);
  font-size: 16px;
  letter-spacing: 0.0em;
  position: relative;
  padding: 8px 13px;
  transition: color 0.25s;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 2px;
  width: auto;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}

.nav-link:hover,
.nav-link.is-active,
.nav-item:hover > .nav-link {
  color: #fff;
}

.nav-link:hover::after,
.nav-link.is-active::after,
.nav-item:hover > .nav-link::after {
  transform: scaleX(1);
}

.nav-sub {
  position: absolute;
  top: calc(100% - 0px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 168px;
  padding: 8px;
  background: rgba(34, 122, 38, 0.7);
  border: 1px solid rgba(34, 122, 38, 0.7);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
  z-index: 120;
}

.nav-sub::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -12px;
  height: 12px;
}

.nav-item.has-sub:hover .nav-sub,
.nav-item.has-sub:focus-within .nav-sub {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav-sub a {
  display: block;
  padding: 12px 20px;
  color: rgba(255, 255, 255, 0.92);
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 14px;
  letter-spacing: 0.18em;
  white-space: nowrap;
  text-align: center;
  border-left: 2px solid transparent;
  transition: color 0.25s, background 0.25s, border-color 0.25s;
}

.nav-sub a + a {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-sub a:hover {
  color: #fff;
  background: rgba(34, 122, 38, 0.8);
  border-left-color: var(--gold);
}

.header-cta {
  padding: 5px 20px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  font-size: 13px;
  letter-spacing: 0.06em;
  transition: background 0.25s, border-color 0.25s;
}

.header-cta:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--forest);
}

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  transition: transform 0.3s, opacity 0.3s;
}

.mobile-nav {
  position: fixed;
  inset: var(--header-h) 0 auto;
  z-index: 99;
  background: rgba(12, 36, 24, 0.98);
  display: flex;
  flex-direction: column;
  padding: 16px 24px 28px;
  gap: 4px;
  max-height: calc(100vh - var(--header-h));
  overflow-y: auto;
}

.mobile-nav > a,
.mobile-nav-toggle {
  color: #fff;
  font-size: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  text-align: left;
  width: 100%;
}

.mobile-nav-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-nav-toggle::after {
  content: "+";
  font-size: 18px;
  color: var(--gold);
  transition: transform 0.25s;
}

.mobile-nav-toggle.is-open::after {
  content: "−";
}

.mobile-nav-sub {
  display: none;
  padding: 4px 0 10px 12px;
}

.mobile-nav-group.is-open .mobile-nav-sub {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mobile-nav-sub a {
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  padding: 8px 0;
}

.mobile-nav[hidden] {
  display: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 28px;
  font-size: 14px;
  letter-spacing: 0.08em;
  transition: transform 0.25s var(--ease), background 0.25s, color 0.25s, border-color 0.25s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--leaf-bright);
  color: #fff;
}

.btn-primary:hover {
  background: #1b651f;
}

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.55);
  color: #fff;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-light {
  background: #fff;
  color: var(--forest);
}

.btn-light:hover {
  background: var(--gold-soft);
}

.text-link {
  color: var(--leaf);
  font-size: 14px;
  letter-spacing: 0.04em;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  align-items: end;
  color: #fff;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;

}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.04);
  animation: heroKen 18s ease-in-out infinite alternate;
}

@keyframes heroKen {
  from { transform: scale(1.04) translate(0, 0); }
  to { transform: scale(1.1) translate(-1.5%, -1%); }
}

.hero-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(8, 28, 18, 0.38) 0%,
    rgba(8, 28, 18, 0.28) 28%,
    rgba(12, 36, 24, 0.0) 55%,
    transparent 78%
  );
}

.hero-grain {
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  pointer-events: none;
  mix-blend-mode: soft-light;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(1220px, calc(100% - 48px));
  margin: 0 auto;
  padding: calc(var(--header-h) + 48px) 0 180px;
}

.hero-brand {
  position: relative;
/*  display: flex;*/
  flex-direction: row;
  align-items: center;
  gap: 18px;
  width: auto;
  margin-bottom: 28px;
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.15s forwards;
  text-decoration: none;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.4));
}

.hero-brand-mark {
  position: relative;
  display: block;
  flex: 0 0 auto;
  line-height: 0;
}

.hero-logo {
  display: block;
  height: 170px;
  max-width: none;
  transform: translateY(-2%);
  filter: none;
  float:left; padding-right:30px;
}

.hero-brand-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 6px;
  text-align: left;
}

.hero-brand-cn {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: clamp(1.55rem, 3vw, 2rem);
  letter-spacing: 0.2em;
  line-height: 1.1;
  color: #fff;
}

.hero-brand-en {
  font-family: "Barlow", sans-serif;
  font-size: 12px;
  letter-spacing: 0.28em;
  color: rgba(255, 255, 255, 0.88);
  text-transform: uppercase;
}

.hero-title {
  margin-bottom: 20px;
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.35s forwards;
  text-shadow:
    0 2px 12px rgba(0, 0, 0, 0.45),
    0 8px 28px rgba(0, 0, 0, 0.3);
}

.hero-title-main {
  display: block;
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  letter-spacing: 0.14em;
  line-height: 1.15;
  color: #fff;
}

.hero-title-sub {
  display: block;
  margin-top: 10px;
  font-family: "Barlow", sans-serif;
  font-weight: 400;
  font-size: clamp(0.95rem, 1.6vw, 1.15rem);
  letter-spacing: 0.28em;
  color: rgba(255, 255, 255, 0.92);
  text-transform: uppercase;
}

.hero-lead {
  max-width: 40em;
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  color: #fff;
  margin-bottom: 36px;
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.5s forwards;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.65s forwards;
  filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.25));
}


@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}



/* English header language switch */
.lang-switch {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: 12px;
  flex-shrink: 0;
  font-size: 14px;
  letter-spacing: 0.04em; color:#FFFFFF
}
.lang-switch-item {
  color: inherit;
  text-decoration: none;
  opacity: 0.75;
}
.lang-switch-item:hover,
a.lang-switch-item:hover {
  opacity: 1;
  color: var(--leaf, #2f7a4a);
}
.lang-switch-sep {
  opacity: 0.45;
}
.mobile-nav-lang {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid rgba(0,0,0,.08);
  font-size: 14px;
}

.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 28px;
  z-index: 2;
  width: 26px;
  height: 42px;
  margin-left: -13px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 14px;
}

.hero-scroll span {
  position: absolute;
  left: 50%;
  top: 10px;
  width: 4px;
  height: 8px;
  margin-left: -2px;
  background: var(--gold);
  border-radius: 2px;
  animation: scrollDot 1.6s ease-in-out infinite;
}

@keyframes scrollDot {
  0%, 100% { transform: translateY(0); opacity: 1; }
  55% { transform: translateY(14px); opacity: 0.2; }
}

/* Section commons */
.section-head {
  margin-bottom: 48px;
  max-width: 640px;
}

.section-head--light {
  color: #fff;
}

.section-head--light .section-desc {
  color: rgba(255, 255, 255, 0.72);
}

.eyebrow {
  font-family: "Barlow", sans-serif;
  font-size: 12px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

.section-title {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  letter-spacing: 0.06em;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--forest);
}

.section-head--light .section-title {
  color: #fff;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1rem;
}

.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.is-in {
  opacity: 1;
  transform: translateY(0);
}

/* Series */
.series {
  padding: 100px 0 80px;
  background:
    radial-gradient(ellipse 70% 50% at 90% 10%, rgba(34, 122, 38, 0.08), transparent 60%),
    linear-gradient(180deg, #eef4ef 0%, #f7f9f6 100%);
}

.series-stage {
  display: grid;
  gap: 28px;
}

.product-spotlight {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 0;
  min-height: 460px;
  background: #fff;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(12, 36, 24, 0.08);
}

.product-spotlight-visual {
  position: relative;
  background: var(--forest-mid);
  overflow: hidden;
}

.product-spotlight-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease);
}

.product-spotlight:hover .product-spotlight-visual img {
  transform: scale(1.05);
}

.product-spotlight-glow {
  position: absolute;
  inset: auto -20% -30% auto;
  width: 60%;
  height: 60%;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.35), transparent 70%);
  pointer-events: none;
}

.product-spotlight-body {
  padding: 48px 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.product-tag {
  display: inline-block;
  align-self: flex-start;
  margin-bottom: 14px;
  padding: 4px 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--forest);
  background: rgba(34, 122, 38, 0.12);
}

.product-spotlight-body h3 {
  font-family: "RuiHei", sans-serif;
  font-size: 2rem;
  letter-spacing: 0.1em;
  color: var(--forest);
  margin-bottom: 6px;
}

.product-en {
  font-family: "Barlow", sans-serif;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  margin-bottom: 18px;
  text-transform: uppercase;
}

.product-copy {
  color: var(--text-muted);
  margin-bottom: 24px;
}

.product-specs {
  list-style: none;
  margin-bottom: 28px;
  border-top: 1px solid rgba(12, 36, 24, 0.1);
}

.product-specs li {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(12, 36, 24, 0.1);
  font-size: 15px;
}

.product-specs span {
  color: var(--text-muted);
}

.product-specs strong {
  font-weight: 500;
  color: var(--forest);
}

/* 壬酸 — 图2公司简介式排版 */
.product-side {
  display: flex;
  flex-direction: column;
  background: #fff;
  overflow: hidden;
  box-shadow: 0 18px 48px rgba(12, 36, 24, 0.06);
}

.product-side-top {
  display: grid;
  grid-template-columns: minmax(200px, 0.34fr) 1fr;
 height:150px;
}

.product-side-label {
  background: #c9a56a;
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 28px 20px;
  height:150px;
  text-align: center;
}

.product-side-label-en {
  font-family: "Barlow", sans-serif;
  font-size: 15px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.product-side-label-cn {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.35rem;
  letter-spacing: 0.28em;
}

.product-side-visual {
  min-height: 200px;
  overflow: hidden;
}

.product-side-visual img {
  width: 100%;
  height: 100%;
  height:150px;
  object-fit: cover;
}

.product-side-bottom {
  display: grid;
  grid-template-columns: minmax(220px, 0.34fr) 1fr;
  gap: 0;
  align-items: stretch;
  padding: 0;
  background: #fff;
}

.product-side-cta {
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid rgba(12, 36, 24, 0.08);
}

.product-side-cta h3 {
  font-family: "RuiHei", sans-serif;
  font-size: clamp(2rem, 3.2vw, 2.6rem);
  letter-spacing: 0.18em;
  color: #c9a56a;
  margin-bottom: 10px;
  line-height: 1.1;
}

.product-side-cta .product-en {
  color: #888;
  margin-bottom: 10px;
  letter-spacing: 0.12em;
  font-size: 12px;
}

.product-side-meta {
  font-size: 13px;
  color: #777;
  margin-bottom: 22px;
  letter-spacing: 0.02em;
}

.product-side-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.product-side-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 22px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: #fff;
  transition: transform 0.25s var(--ease), opacity 0.25s;
}

.product-side-btn:hover {
  transform: translateY(-2px);
  opacity: 0.92;
}

.product-side-btn--dark {
  background: #4a4a4a;
}

.product-side-btn--accent {
  background: #c9a56a;
}

.product-side-info {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 0;
  background: #f7f9f6;
}

.product-side-specs,
.product-side-use {
  padding: 32px 28px;
}

.product-side-specs {
  border-right: 1px solid rgba(12, 36, 24, 0.08);
  background: #fff;
}

.product-side-info-title {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 15px;
  letter-spacing: 0.16em;
  color: var(--forest);
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(201, 165, 106, 0.45);
}

.spec-list {
  margin: 0;
}

.spec-row {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(12, 36, 24, 0.08);
  align-items: start;
}

.spec-row:last-child {
  border-bottom: none;
}

.spec-row dt {
  font-size: 13px;
  color: #999;
  letter-spacing: 0.04em;
}

.spec-row dd {
  margin: 0;
  font-size: 15px;
  color: #444;
  line-height: 1.55;
}

.use-block + .use-block {
  margin-top: 18px;
}

.use-label {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 10px;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--forest);
  background: rgba(34, 122, 38, 0.1);
}

.use-list {
  margin: 0;
  padding-left: 1.2em;
  color: #555;
  font-size:15px;
  line-height:26px;
}

.use-list li + li {
  margin-top: 6px;  font-size:15px;
}

/* Why */
.why {
  padding: 100px 0;
  background:
    linear-gradient(
      135deg,
      rgba(34, 122, 38, 0.92) 0%,
      rgba(28, 100, 32, 0.9) 38%,
      rgba(34, 122, 38, 0.7) 68%,
      rgba(34, 122, 38, 0.5) 100%
    ),
    url("../images/a2.png") center/cover no-repeat;
  background-color: #227a26;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.why::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(12, 36, 24, 0.35) 0%,
    transparent 55%
  );
  pointer-events: none;
}

.why > .section-shell {
  position: relative;
  z-index: 1;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}

.why-item {
  padding: 28px 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  background: transparent;
  cursor: default;
  transition: background 0.35s var(--ease), transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
  transition-delay: calc(var(--d, 0) * 60ms);
}

.why-item:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-4px);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.why-item:hover h3 {
  color: #fff;
}

.why-item:hover p {
  color: rgba(255, 255, 255, 0.88);
}

.why-item:hover .why-num {
  color: var(--gold-soft);
}

.why-num {
  display: block;
  font-family: "Barlow", sans-serif;
  font-size: 30px;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin-bottom: 18px;
  font-weight: 700;
  line-height: 1;
}

.why-item h3 {
  font-family: "RuiHei", sans-serif;
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.why-item p {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.7;
}

/* Apps — 三列悬停面板 */
.apps {
  position: relative;
  padding: 100px 0 0;
  background: #f7f9f6;
}

.apps .section-shell {
  margin-bottom: 40px;
}

.apps-panels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  min-height: 520px;
}

.apps-panel {
  position: relative;
  overflow: hidden;
  color: #fff;
  min-height: 480px;
  cursor: default;
  isolation: isolate;
}

.apps-panel-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
  transform: scale(1.02);
  transition: transform 0.7s var(--ease);
}

.apps-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(8, 22, 14, 0.2) 0%,
    rgba(8, 22, 14, 0.3) 100%
  );
  transition: background 0.4s var(--ease);
  z-index: 1;
}

.apps-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(34, 122, 38, 0.62);
  opacity: 0;
  transition: opacity 0.4s var(--ease);
  z-index: 1;
}

.apps-panel:hover .apps-panel-bg,
.apps-panel.is-active .apps-panel-bg {
  transform: scale(1.08);
}

.apps-panel:hover::before,
.apps-panel.is-active::before {
  background: linear-gradient(
    180deg,
    rgba(8, 22, 14, 0.2) 0%,
    rgba(8, 22, 14, 0.35) 100%
  );
}

.apps-panel:hover::after,
.apps-panel.is-active::after {
  opacity: 1;
}

.apps-panel-idle,
.apps-panel-hover {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 36px;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}

.apps-panel-idle {
  opacity: 1;
  transform: translateY(0);
}

.apps-panel-hover {
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
}

.apps-panel:hover .apps-panel-idle,
.apps-panel.is-active .apps-panel-idle {
  opacity: 0;
  transform: translateY(-12px);
  pointer-events: none;
}

.apps-panel:hover .apps-panel-hover,
.apps-panel.is-active .apps-panel-hover {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.apps-panel-icon {
  width: 72px;
  height: 72px;
  margin-bottom: 24px;
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  position: relative;
}

.apps-panel-icon::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: var(--leaf-bright);
  border-left-color: var(--leaf-bright);
  transform: rotate(-25deg);
}

.apps-panel-icon svg,
.apps-panel-icon img {
  width: 30px;
  height: 30px;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.apps-panel-title {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: clamp(1.5rem, 2.2vw, 1.85rem);
  letter-spacing: 0.18em;
  margin-bottom: 12px;
}

.apps-panel-en {
  font-family: "Barlow", sans-serif;
  font-size: 12px;
  letter-spacing: 0.28em;
  color: rgba(255, 255, 255, 0.78);
  text-transform: uppercase;
}

.apps-panel-copy {
  max-width: 22em;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.92);
  margin: 8px 0 28px;
}

.apps-panel-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 28px;
  border-radius: 999px;
  background: #fff;
  color: var(--forest);
  font-size: 13px;
  letter-spacing: 0.08em;
  transition: transform 0.25s var(--ease), background 0.25s;
}

.apps-panel-btn:hover {
  transform: translateY(-2px);
  background: var(--gold-soft);
}

/* About */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 560px;
}

.about-media {
  position: relative;
  overflow: hidden;
}

.about-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92);
}

.about-body {
  background: #fff;
  padding: clamp(48px, 6vw, 80px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.about-copy {
  color: var(--text-muted);
  margin-bottom: 28px;
  max-width: 38em;
}

.about-badges {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.about-badges li {
  padding: 8px 14px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--forest);
  background: rgba(34, 122, 38, 0.1);
}

/* CTA */
.cta-band {
  padding: 72px 0;
  background:
    linear-gradient(120deg, rgba(12, 36, 24, 0.88), rgba(22, 53, 40, 0.82)),
    url("../new/images/bb.jpg") center/cover;
  color: #fff;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.cta-inner h2 {
  font-family: "RuiHei", sans-serif;
  font-size: clamp(1.5rem, 2.8vw, 2rem);
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}

.cta-inner p {
  color: rgba(255, 255, 255, 0.75);
}

/* Footer */
.footer {
  position: relative;
  background: var(--cream-ink);
  background-color: var(--cream-ink);
  color: var(--text);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 1.5fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand p {
  color: var(--text);
  font-size:15px;
}

.footer-address {
  margin-top: 8px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.footer-qr {
  display: flex;
  gap: 12px;
  margin-bottom: 30px;
}

.footer-qr img {
  width: 108px;
  height: 108px;
  object-fit: cover;
  background: #fff;
  border: 1px solid rgba(12, 36, 24, 0.08);
}

.footer-dept h4 {
  font-family: "RuiHei", sans-serif;
  color: var(--forest);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.footer-dept p {
  font-size:15px;
  margin-bottom: 10px;
  line-height:30px;
  color: var(--text-muted);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 20px 24px;
  text-align: center;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.92);
  background: #227a26;
}

.footer-bottom a {
  color: #fff;
}

.back-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 90;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--leaf-bright);
  color: #fff;
  font-size: 18px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
}

.back-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.back-top:hover {
  transform: translateY(-3px);
}

@media (max-width: 1100px) {
  .nav {
    gap: 2px;
  }

  .nav-link {
    font-size: 13px;
    padding: 8px 8px;
  }
}

/* Responsive */
@media (max-width: 980px) {
  .nav,
  .header-cta,
  .logo-site-btn {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .product-spotlight,
  .product-side-top,
  .product-side-bottom,
  .apps-panels,
  .about,
  .footer-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }

  .apps-panel {
    min-height: 360px;
  }

  .product-spotlight-visual {
    min-height: 260px;
  }

  .product-side-visual,
  .product-side-visual img {
    min-height: 180px;
  }

  .product-side-cta,
  .product-side-specs,
  .product-side-use {
    padding: 24px;
  }

  .product-side-info {
    grid-template-columns: 1fr;
  }

  .product-side-specs {
    border-right: none;
    border-bottom: 1px solid rgba(12, 36, 24, 0.08);
  }

  .product-side-cta {
    border-right: none;
    border-bottom: 1px solid rgba(12, 36, 24, 0.08);
  }

  .product-side-bottom {
    padding: 0;
  }

  .product-side-bottom {
    padding: 12px 0 28px;
  }

  .about-media {
    min-height: 280px;
  }

  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .why-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .hero-content {
    padding-bottom: 88px;
  }

  .hero-actions {
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .product-spotlight-body,
  .about-body {
    padding: 32px 24px;
  }

  .why-grid {
    grid-template-columns: 1fr;
  }

  .section-shell {
    width: calc(100% - 32px);
  }
}
/* ========== Inner pages ========== */
body.page-inner {
  background: var(--cream-ink);
}

body.page-inner .site-header {
  background: rgba(34, 122, 38, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(12, 36, 24, 0.2);
}

body.page-inner .footer {
  background: #ffffff;
  background-color: #ffffff;
  border-top: 1px solid rgba(12, 36, 24, 0.08);
}

/* 内页（有 page-banner）页脚联系区变白；首页不变 */
body:has(.page-banner) .footer {
  background: #ffffff;
  background-color: #ffffff;
  border-top: 1px solid rgba(12, 36, 24, 0.08);
}

.page-banner {
  position: relative;
  min-height: 280px;
  display: grid;
  align-items: end;
  color: #fff;
  overflow: hidden;
  padding-top: var(--header-h);
}

.page-banner-media {
  position: absolute;
  inset: 0;
      padding-top: 34px;
}

.page-banner-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.page-banner-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    rgba(8, 28, 18, 0.32) 0%,
    rgba(12, 36, 24, 0.15) 45%,
    rgba(12, 36, 24, 0) 100%
  );
}

.page-banner-content {
  position: relative;
  z-index: 2;
  width: min(1220px, calc(100% - 48px));
  margin: 0 auto;
  padding: 56px 0 80px;
}

.page-banner .eyebrow {
  color: var(--gold-soft);
  margin-bottom: 10px;
}

.page-banner h1 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  letter-spacing: 0.12em;
  margin-bottom: 0px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}

.page-banner-en {
  font-family: "Barlow", sans-serif;
  font-size: 13px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.78);
}

.page-crumb {
  margin-top: 18px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.72);
}

.page-crumb a:hover {
  color: var(--gold-soft);
}

.page-main {
  padding: 50px 0 90px;
}

.page-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.page-side {
  position: sticky;
  top: calc(var(--header-h) + 20px);
  background: #fff;
  border: 1px solid rgba(12, 36, 24, 0.08);
  padding: 8px 0;
}

.page-side-title {
  padding: 18px 22px 14px;
  font-family: "RuiHei", sans-serif;
  font-size: 16px;
  letter-spacing: 0.12em;
  color: var(--forest);
  border-bottom: 1px solid rgba(12, 36, 24, 0.08);
}

.page-side a {
  display: block;
  padding: 14px 22px;
  font-size: 14px;
  color: var(--text-muted);
  border-left: 3px solid transparent;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
}

.page-side a:hover,
.page-side a.is-active {
  color: var(--leaf);
  background: rgba(34, 122, 38, 0.06);
  border-left-color: var(--gold);
}

.page-panel {
  background: #fff;
  border: 1px solid rgba(12, 36, 24, 0.08);
  padding: 40px 44px;
}

.page-panel h2 {
  font-family: "RuiHei", sans-serif;
  font-size: 1.65rem;
  letter-spacing: 0.1em;
  color: var(--forest);
  margin-bottom: 8px;
}

.page-panel .panel-en {
  font-family: "Barlow", sans-serif;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.page-panel .lead {
  font-size: 1.05rem;
  color: var(--forest-mid);
  margin-bottom: 20px;
  line-height: 1.8;
}

.prose p {
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.85;
}

.prose h3 {
  font-family: "RuiHei", sans-serif;
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  color: var(--forest);
  margin: 28px 0 12px;
}

.prose ul,
.prose ol {
  margin: 0 0 16px 1.2em;
  color: var(--text-muted);
}

.prose li {
  margin-bottom: 8px;
  line-height: 1.75;
}

/* History timeline */
.timeline {
  position: relative;
  padding-left: 28px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--leaf), rgba(34, 122, 38, 0.15));
}

.timeline-item {
  position: relative;
  padding: 0 0 28px 8px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--leaf);
  box-shadow: 0 0 0 4px rgba(34, 122, 38, 0.15);
}

.timeline-year {
  font-family: "Barlow", sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--leaf);
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.timeline-item p {
  color: var(--text-muted);
  margin: 0;
}

/* Culture cards */
.culture-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 8px;
}

.culture-card {
  background: linear-gradient(160deg, #f7faf7 0%, #fff 100%);
  border: 1px solid rgba(12, 36, 24, 0.08);
  padding: 28px 24px;
}

.culture-card .num {
  font-family: "Barlow", sans-serif;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 10px;
}

.culture-card h3 {
  font-family: "RuiHei", sans-serif;
  font-size: 1.15rem;
  letter-spacing: 0.1em;
  color: var(--forest);
  margin: 0 0 10px;
}

.culture-card p,
.culture-card li {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.culture-card ul {
  margin: 12px 0 0 1.1em;
}

.values-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.values-row span {
  text-align: center;
  padding: 18px 10px;
  background: var(--forest);
  color: #fff;
  font-family: "RuiHei", sans-serif;
  letter-spacing: 0.2em;
}

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #e8eee9;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-item figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 12px 14px;
  background: linear-gradient(transparent, rgba(8, 28, 18, 0.75));
  color: #fff;
  font-size: 13px;
  letter-spacing: 0.08em;
}

/* Honor */
.honor-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.honor-item {
  background: #f7faf7;
  border: 1px solid rgba(12, 36, 24, 0.06);
  padding: 12px;
  text-align: center;
}

.honor-item img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  margin-bottom: 10px;
}

.honor-item p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.45;
}

/* Innovation list */
.patent-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.patent-list li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(12, 36, 24, 0.08);
  color: var(--text-muted);
  line-height: 1.65;
}

.patent-list .idx {
  font-family: "Barlow", sans-serif;
  font-weight: 700;
  color: var(--leaf);
  font-size: 1.1rem;
}

/* Product detail */
.product-detail {
  display: grid;
  grid-template-columns: minmax(260px, 380px) 1fr;
  gap: 36px;
  align-items: start;
}

.product-detail-visual {
  background: linear-gradient(160deg, #f3f7f3, #fff);
  border: 1px solid rgba(12, 36, 24, 0.08);
  padding: 28px;
}

.product-detail-visual img {
  width: 100%;
  max-height: 360px;
  object-fit: contain;
  margin: 0 auto;
}

.product-detail-body h2 {
  margin-bottom: 6px;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 22px 0 28px;
}

.spec-table th,
.spec-table td {
  padding: 12px 14px;
  border: 1px solid rgba(12, 36, 24, 0.1);
  text-align: left;
  font-size: 14px;
}

.spec-table th {
  width: 28%;
  background: rgba(34, 122, 38, 0.06);
  color: var(--forest);
  font-weight: 500;
}

.spec-table td {
  color: var(--text-muted);
}

.related-products {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid rgba(12, 36, 24, 0.08);
}

.related-products h3 {
  font-family: "RuiHei", sans-serif;
  letter-spacing: 0.1em;
  color: var(--forest);
  margin-bottom: 16px;
}

.related-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.related-row a {
  padding: 10px 18px;
  border: 1px solid rgba(12, 36, 24, 0.12);
  color: var(--text-muted);
  font-size: 14px;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.related-row a:hover {
  border-color: var(--leaf);
  color: var(--leaf);
  background: rgba(34, 122, 38, 0.05);
}

/* Apps detail */
.apps-feature {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 28px;
  margin-bottom: 32px;
  align-items: center;
}

.apps-feature img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.apps-points {
  display: grid;
  gap: 14px;
}

.apps-point {
  padding: 18px 20px;
  background: linear-gradient(160deg, #f7faf7, #fff);
  border-left: 3px solid var(--leaf);
}

.apps-point h3 {
  font-family: "RuiHei", sans-serif;
  font-size: 1rem;
  letter-spacing: 0.08em;
  color: var(--forest);
  margin: 0 0 6px;
}

.apps-point p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Contact page */
.contact-page {
  padding-top: 48px;
}

.contact-intro {
  max-width: 720px;
  margin-bottom: 40px;
}

.contact-intro .section-title {
  margin-bottom: 12px;
}

.contact-address {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) auto;
  gap: 36px;
  align-items: end;
  padding: 36px 0 40px;
  border-top: 1px solid rgba(12, 36, 24, 0.1);
  border-bottom: 1px solid rgba(12, 36, 24, 0.1);
  margin-bottom: 48px;
}

.contact-kicker {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.2rem;
  letter-spacing: 0.14em;
  color: var(--forest);
  margin-bottom: 22px;
}

.contact-address-list {
  display: grid;
  gap: 18px;
}

.contact-address-list dl {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
}

.contact-address-list dt {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--leaf);
}

.contact-address-list dd {
  color: var(--text-muted);
  line-height: 1.7;
}

.contact-address-list a:hover {
  color: var(--leaf);
}

.contact-qr-block {
  display: flex;
  gap: 20px;
}

.contact-qr-block figure {
  text-align: center;
}

.contact-qr-block img {
  width: 108px;
  height: 108px;
  object-fit: cover;
  background: #fff;
  border: 1px solid rgba(12, 36, 24, 0.08);
  padding: 6px;
}

.contact-qr-block figcaption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

.contact-depts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0 36px;
  margin-bottom: 56px;
}

.contact-dept + .contact-dept {
  border-left: 1px solid rgba(12, 36, 24, 0.1);
  padding-left: 36px;
}

.contact-dept-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 22px;
}

.contact-dept-num {
  font-family: "Barlow", sans-serif;
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--gold);
  line-height: 1;
  padding-top: 4px;
}

.contact-dept-head h3 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.25rem;
  letter-spacing: 0.12em;
  color: var(--forest);
  margin-bottom: 4px;
}

.contact-dept-head p {
  font-family: "Barlow", sans-serif;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact-people {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.contact-people li {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(12, 36, 24, 0.08);
}

.person-name {
  font-size: 15px;
  color: var(--forest);
  letter-spacing: 0.06em;
}

.person-phone,
.person-mail {
  font-size: 15px;
  color: var(--text-muted);
  word-break: break-all;
}

.person-phone:hover,
.person-mail:hover {
  color: var(--leaf);
}

.contact-meta {
  display: grid;
  gap: 8px;
}

.contact-meta p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.65;
}

.contact-meta span {
  display: inline-block;
  min-width: 2.5em;
  margin-right: 8px;
  color: var(--leaf);
  letter-spacing: 0.08em;
}

.contact-meta a:hover {
  color: var(--leaf);
}

.contact-cta-inline {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid rgba(12, 36, 24, 0.08);
}

.contact-cta-inline p {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.contact-routes {
  background: linear-gradient(135deg, #338c60 0%, #51a07f 100%);
  color: #fff;
  padding: 40px 44px;
}

.contact-routes-head {
  margin-bottom: 28px;
}

.contact-routes-head .eyebrow {
  color: var(--gold-soft);
}

.contact-routes-head h3 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.5rem;
  letter-spacing: 0.14em;
  margin: 8px 0 10px;
}

.contact-routes-head p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.95rem;
}

.contact-route-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.contact-route-steps li {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.route-from,
.route-to {
  font-size: 14px;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.92);
}

.route-line {
  display: block;
  width: 36px;
  height: 2px;
  background: var(--gold);
}

.contact-route-steps strong {
  font-family: "Barlow", sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gold-soft);
  letter-spacing: 0.04em;
  margin-top: 4px;
}

@media (max-width: 980px) {
  .contact-address,
  .contact-depts,
  .contact-route-steps {
    grid-template-columns: 1fr;
  }

  .contact-dept + .contact-dept {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid rgba(12, 36, 24, 0.1);
    padding-top: 28px;
    margin-top: 8px;
  }

  .contact-address-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .contact-qr-block {
    justify-content: flex-start;
  }

  .contact-routes {
    padding: 32px 24px;
  }
}

@media (max-width: 640px) {
  .contact-qr-block img {
    width: 92px;
    height: 92px;
  }
}

.org-figure {
  margin: 0;
}

.org-figure img {
  width: 100%;
  height: auto;
  background: #fff;
}

@media (max-width: 980px) {
  .page-layout,
  .product-detail,
  .apps-feature {
    grid-template-columns: 1fr;
  }

  .page-side {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    padding: 0;
  }

  .page-side-title {
    width: 100%;
  }

  .page-side a {
    flex: 1 1 auto;
    border-left: none;
    border-bottom: 2px solid transparent;
    text-align: center;
    padding: 12px 10px;
  }

  .page-side a.is-active,
  .page-side a:hover {
    border-left: none;
    border-bottom-color: var(--gold);
  }

  .page-panel {
    padding: 28px 22px;
  }

  .culture-grid,
  .gallery-grid,
  .honor-grid,
  .values-row {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .page-banner {
    min-height: 220px;
  }

  .culture-grid,
  .gallery-grid,
  .honor-grid,
  .values-row {
    grid-template-columns: 1fr;
  }
}
/* Product list */
.series-bar {
  background: var(--forest);
  color: #fff;
  text-align: center;
  padding: 26px 24px 22px;
}

.series-bar h2 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: clamp(1.25rem, 2.4vw, 1.55rem);
  letter-spacing: 0.28em;
  font-weight: 700;
  line-height: 1.2;
}

.series-bar h2::after {
  content: "";
  display: block;
  width: 64px;
  height: 2px;
  margin: 14px auto 0;
  background: var(--gold);
}

.product-list-page {
  padding-top: 0;
}

.product-list-page .page-banner {
  min-height: 240px;
}

.product-list-wrap {
  padding: 48px 0 72px;
}

.product-list-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  margin-top: 36px;
}

.product-card {
  display: block;
  background: #fff;
  border: 1px solid rgba(12, 36, 24, 0.08);
  overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(12, 36, 24, 0.12);
}

.product-card-visual {
  position: relative;
  aspect-ratio: 1.15 / 1;
  background: linear-gradient(160deg, #f3f7f3, #fff);
  overflow: hidden;
}

.product-card-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.product-card:hover .product-card-visual img {
  transform: scale(1.04);
}

.product-card-tag {
  position: absolute;
  left: 0;
  top: 16px;
  padding: 6px 14px;
  background: rgba(34, 122, 38, 0.92);
  color: #fff;
  font-size: 12px;
  letter-spacing: 0.12em;
}

.product-card-body {
  padding: 22px 24px 26px;
}

.product-card-body h3 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.35rem;
  letter-spacing: 0.14em;
  color: var(--forest);
  margin-bottom: 6px;
}

.product-card-en {
  font-family: "Barlow", sans-serif;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.product-card-copy {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 18px;
}

.product-card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--leaf);
  font-size: 14px;
  letter-spacing: 0.08em;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.product-card:hover .product-card-link {
  color: var(--forest);
}

/* Application hub + detail redesign */
.apps-hub {
  padding: 48px 0 0px;
}

.apps-hub-intro {
  max-width: 680px;
  margin-bottom: 36px;
}

.apps-hub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

/* 应用：左大图 + 右小图切换 */
.apps-gallery {
  --apps-gallery-h:550px;
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(160px, 0.5fr);
  gap: 12px;
  align-items: stretch;
  height: var(--apps-gallery-h);
  min-height: var(--apps-gallery-h);
}

.apps-gallery-main {
  position: relative;
  height: 100%;
  min-height: 0;
  overflow: hidden;
  background: var(--forest);
  color: #fff;
}

.apps-gallery-frame {
  position: absolute;
  inset: 0;
}

.apps-gallery-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: opacity 0.28s var(--ease);
}

.apps-gallery-main::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(8, 28, 18, 0) 0%,
    rgba(8, 28, 18, 0.1) 40%,
    rgba(8, 28, 18, 0.5) 100%
  );
  pointer-events: none;
}

.apps-gallery-info {
  position: relative;
  z-index: 2;
  height: 100%;
  min-height: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 50px 50px;
  box-sizing: border-box;
}

.apps-gallery-info .num {
  font-family: "Barlow", sans-serif;
  font-weight: 700;
  font-size:35px;
  letter-spacing: 0.2em;
  color: var(--gold-soft);
  margin-bottom: 6px;
}

.apps-gallery-info h3 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size:30px;
  letter-spacing: 0.12em;
  margin-bottom: 4px;
}

.apps-gallery-info .en {
  font-family: "Barlow", sans-serif;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 8px;
}

.apps-gallery-desc {
  font-size:16px;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 10px;
  max-height:5.2em;
  overflow: hidden;
}

.apps-gallery-desc p {
  margin: 0 0 0.4em;
  color: inherit;
}

.apps-gallery-thumbs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  height: 100%;
  min-height: 0;
}

.apps-gallery-thumb {
  position: relative;
  flex: 1 1 0;
  display: block;
  width: 100%;
  min-height: 0;
  padding: 0;

  overflow: hidden;
  cursor: pointer;
  appearance: none;
  text-align: left;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.apps-gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s var(--ease);
  pointer-events: none;
}

.apps-gallery-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 30%,
    rgba(8, 28, 18, 0.82) 100%
  );
  pointer-events: none;
}

.apps-gallery-thumb-cap {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 8px;
  z-index: 1;
  color: #fff;
  font-size: 15px;
  letter-spacing: 0.06em;
  line-height: 1.8;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  pointer-events: none;
}

.apps-gallery-thumb:hover {
  border-color: rgba(34, 122, 38, 0.45);
}

.apps-gallery-thumb:hover img {
  transform: scale(1.05);
}

.apps-gallery-thumb.is-active {
  border-color: var(--leaf);
  box-shadow: 0 0 0 1px rgba(34, 122, 38, 0.25);
}

.apps-gallery-thumb.is-active .apps-gallery-thumb-cap {
  color: var(--gold-soft);
}

@media (max-width: 900px) {
  .apps-gallery {
    --apps-gallery-h: auto;
    grid-template-columns: 1fr;
    height: auto;
    min-height: 0;
  }

  .apps-gallery-main,
  .apps-gallery-info {
    min-height: 300px;
    height: 300px;
  }

  .apps-gallery-thumbs {
    flex-direction: row;
    height: auto;
    gap: 8px;
  }

  .apps-gallery-thumb {
    flex: 1 1 0;
    aspect-ratio: 16 / 10;
    min-height: 64px;
    height: auto;
  }

  .apps-gallery-thumb-cap {
    font-size: 11px;
    left: 6px;
    right: 6px;
    bottom: 6px;
  }
}

@media (max-width: 560px) {
  .apps-gallery-thumbs {
    flex-wrap: wrap;
  }

  .apps-gallery-thumb {
    flex: 1 1 calc(33.333% - 6px);
  }
}

.apps-hub-item {
  position: relative;
  display: block;
  min-height: 420px;
  overflow: hidden;
  color: #fff;
}

.apps-hub-item img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.apps-hub-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(8, 28, 18, 0.15) 0%,
    rgba(8, 28, 18, 0.35) 40%,
    rgba(8, 28, 18, 0.88) 100%
  );
}

.apps-hub-item:hover img {
  transform: scale(1.06);
}

.apps-hub-content {
  position: relative;
  z-index: 2;
  height: 100%;
  min-height: 420px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px 26px;
}

.apps-hub-content .num {
  font-family: "Barlow", sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--gold-soft);
  margin-bottom: 10px;
}

.apps-hub-content h3 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.55rem;
  letter-spacing: 0.16em;
  margin-bottom: 8px;
}

.apps-hub-content .en {
  font-family: "Barlow", sans-serif;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 14px;
}

.apps-hub-content p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: 18px;
}

.apps-hub-more {
  align-self: flex-start;
  font-size: 13px;
  letter-spacing: 0.12em;
  border-bottom: 1px solid var(--gold);
  color: var(--gold-soft);
  padding-bottom: 2px;
}

.apps-detail-page {
  padding-top: 0;
}

.apps-detail-hero {
  position: relative;
  min-height: 360px;
  display: grid;
  align-items: end;
  color: #fff;
  overflow: hidden;
}

.apps-detail-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.apps-detail-hero-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    rgba(8, 28, 18, 0.78) 0%,
    rgba(12, 36, 24, 0.45) 55%,
    rgba(12, 36, 24, 0.2) 100%
  );
}

.apps-detail-hero-inner {
  position: relative;
  z-index: 2;
  width: min(1220px, calc(100% - 48px));
  margin: 0 auto;
  padding: calc(var(--header-h) + 40px) 0 48px;
}

.apps-detail-hero .eyebrow {
  color: var(--gold-soft);
}

.apps-detail-hero h1 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: clamp(1.9rem, 3.5vw, 2.7rem);
  letter-spacing: 0.14em;
  margin: 8px 0 10px;
}

.apps-detail-hero .en {
  font-family: "Barlow", sans-serif;
  font-size: 13px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 16px;
}

.apps-detail-hero .crumb {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}

.apps-detail-hero .crumb a:hover {
  color: var(--gold-soft);
}

.apps-detail-body {
  padding: 56px 0 72px;
}

.apps-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(240px, 0.75fr);
  gap: 48px;
  align-items: start;
}

.apps-detail-main .lead {
  font-size: 1.12rem;
  color: var(--forest-mid);
  line-height: 1.8;
  margin-bottom: 28px;
}

.apps-detail-points {
  display: grid;
  gap: 0;
  margin-bottom: 32px;
}

.apps-detail-point {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid rgba(12, 36, 24, 0.1);
}

.apps-detail-point .num {
  font-family: "Barlow", sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--gold);
  padding-top: 2px;
}

.apps-detail-point h3 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  color: var(--forest);
  margin-bottom: 8px;
}

.apps-detail-point p {
  color: var(--text-muted);
  line-height: 1.75;
  margin: 0;
}

.apps-detail-aside {
  position: sticky;
  top: calc(var(--header-h) + 20px);
}

.apps-nav-rail {
  border-top: 2px solid var(--forest);
  padding-top: 18px;
  margin-bottom: 28px;
}

.apps-nav-rail p {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  margin-bottom: 12px;
  text-transform: uppercase;
  font-family: "Barlow", sans-serif;
}

.apps-nav-rail a {
  display: block;
  padding: 12px 0;
  border-bottom: 1px solid rgba(12, 36, 24, 0.08);
  color: var(--text-muted);
  font-size: 15px;
  letter-spacing: 0.08em;
}

.apps-nav-rail a.is-active,
.apps-nav-rail a:hover {
  color: var(--leaf);
}

.apps-related {
  background: var(--forest);
  color: #fff;
  padding: 24px 22px;
}

.apps-related h4 {
  font-family: "RuiHei", "PingFang", sans-serif;
  letter-spacing: 0.12em;
  margin-bottom: 14px;
  color: var(--gold-soft);
}

.apps-related a {
  display: block;
  padding: 10px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.88);
  font-size: 14px;
}

.apps-related a:hover {
  color: var(--gold-soft);
}

.apps-related .btn {
  margin-top: 18px;
  width: 100%;
}

@media (max-width: 980px) {
  .product-list-grid,
  .apps-hub-grid,
  .apps-detail-layout {
    grid-template-columns: 1fr;
  }

  .apps-hub-item,
  .apps-hub-content {
    min-height: 320px;
  }

  .apps-detail-aside {
    position: static;
  }
}

@media (max-width: 640px) {
  .product-list-grid {
    gap: 18px;
  }

  .apps-detail-hero {
    min-height: 280px;
  }

  .apps-detail-point {
    grid-template-columns: 40px 1fr;
    gap: 12px;
  }
}


/* ===== v2 layouts: product / about / cosmetics ===== */
.product-list-grid {
  grid-template-columns: 1fr;
  gap: 16px;
  max-width: 920px;
}

.product-card {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  align-items: stretch;
}

.product-card-visual {
  aspect-ratio: auto;
  height: 100%;
  min-height: 140px;
}

.product-card-visual img {
  object-fit: cover;
}

.product-card-tag {
  top: 10px;
  padding: 4px 10px;
  font-size: 11px;
}

.product-card-body {
  padding: 18px 22px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.product-card-body h3 {
  font-size: 1.2rem;
  margin-bottom: 4px;
}

.product-card-copy {
  margin-bottom: 12px;
  font-size: 0.92rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-list-wrap {
  padding: 40px 0 64px;
}

.product-list-wrap .section-head {
  margin-bottom: 28px;
}

/* Product detail v2 */
.pd-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
  padding: 8px 0 16px;
}

.pd-visual {
  background: linear-gradient(160deg, #f3f7f3, #fff);
  border: 1px solid rgba(12, 36, 24, 0.08);
  padding: 18px;
}

.pd-visual img {
  width: 100%;
  max-height: 200px;
  object-fit: contain;
  margin: 0 auto;
}

.pd-head {
  margin-bottom: 20px;
}

.pd-head h2 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.7rem;
  letter-spacing: 0.12em;
  color: var(--forest);
  margin: 6px 0 8px;
}

.pd-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-bottom: 28px;
  border-top: 1px solid rgba(12, 36, 24, 0.1);
}

.pd-specs div {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 10px;
  padding: 12px 14px 12px 0;
  border-bottom: 1px solid rgba(12, 36, 24, 0.08);
  font-size: 14px;
}

.pd-specs dt {
  color: var(--leaf);
  letter-spacing: 0.06em;
}

.pd-specs dd {
  color: var(--text-muted);
  margin: 0;
}

.pd-uses h3 {
  font-family: "RuiHei", "PingFang", sans-serif;
  letter-spacing: 0.1em;
  color: var(--forest);
  margin: 0 0 14px;
}

.pd-use-block {
  margin-bottom: 18px;
}

.pd-use-block h4 {
  font-size: 14px;
  color: var(--forest);
  margin-bottom: 8px;
  letter-spacing: 0.06em;
}

.pd-use-block ul,
.pd-use-block ol {
  margin: 0 0 0 1.15em;
  color: var(--text-muted);
}

.pd-use-block li {
  margin-bottom: 6px;
  line-height: 1.7;
  font-size: 0.95rem;
}

.pd-actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* About v2 */
.about-v2 {
  padding: 36px 0 72px;
}

.about-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid rgba(12, 36, 24, 0.12);
  margin-bottom: 36px;
  overflow-x: auto;
}

.about-tabs a {
  flex: 0 0 auto;
  padding: 14px 18px;
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  white-space: nowrap;
}

.about-tabs a:hover,
.about-tabs a.is-active {
  color: var(--leaf);
  border-bottom-color: var(--gold);
}

.about-article {
  max-width: 860px;
}

.about-article > h2 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.7rem;
  letter-spacing: 0.12em;
  color: var(--forest);
  margin-bottom: 8px;
}

.about-article .panel-en {
  margin-bottom: 22px;
}

.about-article .lead {
  font-size: 1.08rem;
  color: var(--forest-mid);
  line-height: 1.8;
  margin-bottom: 20px;
}

/* Cosmetics category images */
.apps-cat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 8px 0 36px;
}

.apps-cat-item {
  display: block;
}

.apps-cat-item figure {
  margin: 0;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #e8eee9;
}

.apps-cat-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s var(--ease);
}

.apps-cat-item:hover img {
  transform: scale(1.05);
}

.apps-cat-item h3 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.05rem;
  letter-spacing: 0.1em;
  color: var(--forest);
  margin: 14px 0 6px;
}

.apps-cat-item p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

@media (max-width: 980px) {
  .pd-layout,
  .apps-cat-grid {
    grid-template-columns: 1fr;
  }

  .pd-specs {
    grid-template-columns: 1fr;
  }

  .product-card {
    grid-template-columns: 120px 1fr;
  }
}

@media (max-width: 640px) {
  .product-card {
    grid-template-columns: 1fr;
  }

  .product-card-visual {
    min-height: 160px;
    max-height: 180px;
  }
}

/* Product list v3 — editorial rows */
.pl-page {
  padding-top: 0;
}

.pl-wrap {
  padding: 48px 0 0px;
}

.pl-intro {
  max-width: 640px;
  margin-bottom: 40px;
}

.pl-list {
  display: grid;
  gap: 28px;
}

.pl-item {
  display: grid;
  grid-template-columns: 380px minmax(0, 1fr);
  gap: 0;
  background: #fff;
  border: 1px solid rgba(12, 36, 24, 0.08);
  overflow: hidden;
}

.pl-media {
  background: linear-gradient(160deg, #f3f7f3, #eef4ef);
  min-height: 280px;
}

.pl-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pl-content {
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.pl-tag {
  display: inline-block;
  align-self: flex-start;
  margin-bottom: 10px;
  padding: 3px 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--forest);
  background: rgba(34, 122, 38, 0.1);
}

.pl-content h3 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.55rem;
  letter-spacing: 0.14em;
  color: var(--forest);
  margin-bottom: 6px;
}

.pl-en {
  font-family: "Barlow", sans-serif;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.pl-copy {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 16px;
  max-width: 52em;
}

.pl-specs {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.pl-specs li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 12px;
  font-size: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(12, 36, 24, 0.06);
}

.pl-specs span {
  color: var(--leaf);
  letter-spacing: 0.06em;
}

.pl-specs strong {
  color: var(--text);
  font-weight: 500;
}

.pl-content .btn {
  align-self: flex-start;
  min-height: 42px;
  padding: 0 22px;
}

@media (max-width: 800px) {
  .pl-item {
    grid-template-columns: 1fr;
  }

  .pl-media {
    min-height: 220px;
    max-height: 260px;
  }

  .pl-content {
    padding: 22px 20px 26px;
  }
}

/* ===== Product detail v3 + About v3 ===== */
.pdv-page {
  padding: 40px 0 0px;
}

.pdv-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 36px;
  align-items: start;
}

.pdv-catalog {
  position: sticky;
  top: calc(var(--header-h) + 16px);
  padding: 18px 14px 16px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid rgba(12, 36, 24, 0.08);
  box-shadow: 0 10px 28px rgba(12, 36, 24, 0.06);
}

.pdv-catalog-title {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 16px;
  letter-spacing: 0.14em;
  color: var(--forest);
  margin: 0 0 14px;
  padding: 0 8px 12px;
  position: relative;
}

.pdv-catalog-title::after {
  content: "";
  display: block;
  width: 36px;
  height: 3px;
  margin-top: 10px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--leaf), var(--gold));
}

.pdv-catalog a {
  display: block;
  margin: 0 0 4px;
  padding: 12px 14px;
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  border-radius: 10px;
  border-left: 3px solid transparent;
  transition: color 0.25s, background 0.25s, border-color 0.25s;
}

.pdv-catalog a:hover {
  color: var(--leaf);
  background: rgba(34, 122, 38, 0.06);
  border-left-color: var(--moss);
}

.pdv-catalog a.is-active {
  color: #fff;
  background: var(--leaf);
  border-left-color: var(--gold);
  box-shadow: 0 8px 18px rgba(34, 122, 38, 0.22);
}

.pdv-catalog-more {
  margin-top: 12px !important;
  color: var(--leaf) !important;
  font-size: 13px !important;
  letter-spacing: 0.1em !important;
  border-left-color: transparent !important;
  background: transparent !important;
  box-shadow: none !important;
}

.pdv-catalog-more:hover {
  background: rgba(34, 122, 38, 0.06) !important;
}

.pdv-top {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 0;
  background: #fff;
  border: 1px solid rgba(12, 36, 24, 0.08);
  overflow: hidden;
  margin-bottom: 36px;
}

.pdv-media {
  background: linear-gradient(160deg, #f3f7f3, #eef4ef);
  min-height: 220px;
}

.pdv-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pdv-summary {
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.pdv-summary h2 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.7rem;
  letter-spacing: 0.14em;
  color: var(--forest);
  margin: 0 0 6px;
}

.pdv-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.pdv-actions .btn {
  min-height: 42px;
  padding: 0 22px;
}

.pdv-block {
  margin-bottom: 36px;
}

.pdv-block h3 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.15rem;
  letter-spacing: 0.12em;
  color: var(--forest);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(12, 36, 24, 0.1);
}

.pdv-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.pdv-specs div {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
  padding: 12px 16px 12px 0;
  border-bottom: 1px solid rgba(12, 36, 24, 0.07);
  font-size: 14px;
}

.pdv-specs dt {
  color: var(--leaf);
  letter-spacing: 0.04em;
}

.pdv-specs dd {
  margin: 0;
  color: var(--text-muted);
}

.pdv-uses {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.pdv-uses--2 {
  grid-template-columns: 1fr 1fr;
}

.pdv-uses h4 {
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--forest);
  margin-bottom: 10px;
}

.pdv-uses ul,
.pdv-uses ol {
  margin: 0 0 0 1.1em;
  color: var(--text-muted);
  font-size: 0.94rem;
}

.pdv-uses li {
  margin-bottom: 6px;
  line-height: 1.7;
}

.pdv-related {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid rgba(12, 36, 24, 0.1);
}

.pdv-related span {
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

.pdv-related a {
  color: var(--leaf);
  letter-spacing: 0.08em;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.pdv-related a:hover {
  color: var(--forest);
}

/* About v3 */
.ab-page {
  padding: 40px 0 0px;
}

.ab-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.ab-rail {
  position: sticky;
  top: calc(var(--header-h) + 16px);
  padding: 18px 14px 16px;
  border-radius: 16px;
  background:
    linear-gradient(180deg, #ffffff 0%, #f7faf7 100%);
  border: 1px solid rgba(12, 36, 24, 0.08);
  box-shadow: 0 10px 28px rgba(12, 36, 24, 0.06);
}

.ab-rail-title {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 18px;
  letter-spacing: 0.16em;
  color: var(--forest);
  margin: 0 0 14px;
  padding: 0 8px 12px;
  border-bottom: none;
  position: relative;
  text-align: left;
}

.ab-rail-title::after {
  content: "";
  display: block;
  width: 36px;
  height: 3px;
  margin-top: 10px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--leaf), var(--gold));
}

.ab-rail a {
  display: block;
  margin: 0 0 4px;
  padding: 12px 14px;
  font-size: 16px;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  border-bottom: none;
  border-radius: 10px;
  border-left: 3px solid transparent;
  text-align: left;
  transition: color 0.25s, background 0.25s, border-color 0.25s, transform 0.25s;
}

.ab-rail a:hover {
  color: var(--leaf);
  background: rgba(34, 122, 38, 0.06);
  border-left-color: var(--moss);
}

.ab-rail a.is-active {
  color: #fff;
  background: var(--leaf);
  border-left-color: var(--gold);
  box-shadow: 0 8px 18px rgba(34, 122, 38, 0.22);
}

.ab-head {
  margin-bottom: 28px;
}

.ab-head h2 {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.7rem;
  letter-spacing: 0.12em;
  color: var(--forest);
  margin: 6px 0 12px;
}

.ab-lead {
  font-size: 1.05rem;
  color: var(--forest-mid);
  line-height: 1.75;
}

.ab-prose p {
  color: var(--text-muted);
  line-height: 1.85;
  margin-bottom: 16px;
}

.ab-prose img { height:auto!important
}


.ab-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 28px 0 32px;
  padding: 22px 0;
  border-top: 1px solid rgba(12, 36, 24, 0.1);
  border-bottom: 1px solid rgba(12, 36, 24, 0.1);
}

.ab-highlights div {
  text-align: center;
}

.ab-highlights strong {
  display: block;
  font-family: "Barlow", "RuiHei", sans-serif;
  font-size: 1.35rem;
  color: var(--leaf);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.ab-highlights span {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.ab-sub {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  color: var(--forest);
  margin: 8px 0 16px;
}

.ab-org-list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
}

.ab-org-list li {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(12, 36, 24, 0.08);
  font-size: 0.95rem;
}

.ab-org-list strong {
  color: var(--forest);
  letter-spacing: 0.04em;
}

.ab-org-list span {
  color: var(--text-muted);
  line-height: 1.6;
}

.ab-cta {
  margin-top: 8px;
}

.ab-quote {
  margin: 0 0 28px;
  padding: 24px 26px;
  background: var(--forest);
  color: #fff;
  border: none;
}

.ab-quote p {
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  line-height: 1.7;
  margin: 0;
  color: rgba(255, 255, 255, 0.95);
}

.ab-sign {
  margin-top: 28px;
  color: var(--forest);
  letter-spacing: 0.14em;
}

.ab-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ab-timeline li {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(12, 36, 24, 0.08);
  align-items: baseline;
}

.ab-timeline time {
  font-family: "Barlow", sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--leaf);
  letter-spacing: 0.04em;
}

.ab-timeline p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.7;
}

.ab-culture {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  margin-bottom: 32px;
}

.ab-culture .ab-num {
  font-family: "Barlow", sans-serif;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.12em;
  margin-bottom: 8px;
}

.ab-culture h3 {
  font-family: "RuiHei", "PingFang", sans-serif;
  letter-spacing: 0.1em;
  color: var(--forest);
  margin-bottom: 10px;
}

.ab-strong {
  color: var(--forest-mid);
  margin-bottom: 12px;
  line-height: 1.6;
}

.ab-culture ul {
  margin: 0 0 0 1.1em;
  color: var(--text-muted);
  font-size: 0.94rem;
}

.ab-culture li {
  margin-bottom: 6px;
  line-height: 1.65;
}

/* 企业文化 culture.html — 对齐官网 */
/* culture.html — 企业文化简介 2025 */

.cu-page {
  padding: 56px 0 88px;
  background:
    radial-gradient(ellipse 70% 50% at 100% 0%, rgba(45, 106, 62, 0.05), transparent 55%),
    #f7f7f5;
}

.cu-inner {
  width: min(1300px, 92%);
  margin: 0 auto;
}

/* 页头 */
.cu-hero {
  text-align: center;
  margin-bottom:25px;
}

.cu-hero-tag {
  margin: 0 0 14px;
  font-size: 13px;
  letter-spacing: 0.18em;
  color: #8a958e;
}

.cu-hero-title {
  margin: 0;
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  line-height: 1.45;
  color: #1b3022;
}

.cu-hero-ver {
  margin: 12px 0 0;
  font-size: 15px;
  color: #2d6a3e;
  font-weight: 600;
}

/* 通用区块 */
.cu-block {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.05);
  padding: 40px 44px 44px;
  margin-bottom: 28px;
}

.cu-block--alt {
  background: linear-gradient(180deg, #fbfcfb 0%, #fff 40%);
}

.cu-block-head {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 24px;
}

.cu-num {
  flex: 0 0 auto;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: #2d6a3e;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.cu-kicker {
  margin: 0 0 0px;
  font-size: 13px;
  color: #8a958e;
  letter-spacing: 0.08em;
}

.cu-block-title {
  margin: 0;
  font-size: clamp(22px, 2.2vw, 28px);
  font-weight: 700;
  color: #1b3022;
}

.cu-lead {
  margin: 0 0 22px;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  line-height: 1.55;
  color: #2d6a3e;
}

.cu-sub {
  margin: 0 0 16px;  font-size: 17px;
  font-weight: 600;
  color: #5a6b60;
}

/* 使命锚点 */
.cu-anchor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.cu-anchor {
  padding: 22px 20px 24px;
  border-radius: 12px;
  background: #f4f7f5;
  border: 1px solid #e4ece7;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}

.cu-anchor:hover {
  border-color: #2d6a3e;
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(45, 106, 62, 0.1);
}

.cu-anchor-i {
  display: inline-block;
  margin-bottom: 12px;
  font-size:25px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #2d6a3e;
}

.cu-anchor h4 {
  margin: 0 0 10px;
  font-size: 17px;
  color: #1b3022;
}

.cu-anchor p {
  margin: 0;  font-size: 15px;
  line-height: 1.7;
  color: #5a6b60;
}

/* 愿景维度 */
.cu-dim-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.cu-dim {
  padding: 24px 22px;
  border-radius: 12px;
  border-left: 3px solid #2d6a3e;
  background: #f7faf8;
}

.cu-dim h4 {
  margin: 0 0 10px;
  font-size: 17px;
  color: #1b3022;
}

.cu-dim p {
  margin: 0;
  line-height: 1.75;
  color: #5a6b60;
}

/* 战略图谱：按图1分支排版 */
.cu-flow {
  padding: 8px 0 4px;
}

.cu-flow-labels {
  display: grid;
  grid-template-columns: minmax(120px, 0.9fr) 28px minmax(140px, 1.1fr) 28px minmax(140px, 1.1fr);
  gap: 8px 10px;
  margin-bottom: 12px;
  align-items: center;
}

.cu-flow-labels .cu-map-label {
  margin: 0;
  grid-column: auto;
}

.cu-flow-labels .cu-map-label:nth-child(1) { grid-column: 1; }
.cu-flow-labels .cu-map-label:nth-child(2) { grid-column: 3; }
.cu-flow-labels .cu-map-label:nth-child(3) { grid-column: 5; }

.cu-flow-block {
  display: grid;
  grid-template-columns: minmax(120px, 0.9fr) 28px minmax(140px, 1.1fr) 28px minmax(140px, 1.1fr);
  gap: 8px 10px;
  align-items: center;
  margin-bottom: 18px;
  padding: 18px 16px;
  border-radius: 12px;
  background: #f4f7f5;
  border: 1px solid #e4ece7;
}

.cu-flow-block:last-of-type {
  margin-bottom: 0;
}

.cu-flow-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.cu-flow-col--anchor {
  align-items: center;
}

.cu-flow-card {
  padding: 12px 55px;
  border-radius: 8px;
  background: #fff;  font-size: 15px;
  font-weight: 600;
  color: #3d4a42;
  text-align: center;
  line-height: 1.4;
  box-shadow: 0 1px 0 rgba(27, 48, 34, 0.04);
}

.cu-flow-card.is-mid {
  background: #5da470;
  color: #fff;
}

.cu-flow-card.is-dark {
  background: #2d6a3e;
  color: #fff;
}

.cu-flow-v {
  display: block;
  margin-top: 6px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
  color: #2d6a3e;
}

.cu-flow-arrows {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  height: 84px;
  padding: 10px 0;
  box-sizing: border-box;
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
  color: #2d6a3e;
}

.cu-flow-arrows--single {
  justify-content: flex-end;
  padding-bottom: 18px;
}

.cu-flow-mark {
  display: inline-block;
  margin-right: 4px;
  font-weight: 700;
}

.cu-map-label {
  margin: 0 0 14px;
  font-size:20px;
  font-weight: 700;
  color: #2d6a3e;
  text-align: center;
}

.cu-map-note {
  margin: 22px 0 0;
  text-align: center;  font-size: 15px;
  color: #8a958e;
  letter-spacing: 0.04em;
}

@media (max-width: 900px) {
  .cu-flow-labels,
  .cu-flow-block {
    grid-template-columns: 1fr;
  }

  .cu-flow-labels .cu-map-label:nth-child(n) {
    grid-column: 1;
  }

  .cu-flow-arrows,
  .cu-flow-v {
    display: none;
  }

  .cu-flow-block {
    gap: 12px;
  }
}

/* 规划 */
.cu-plan-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.cu-plan {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 22px 22px;
  border-radius: 12px;
  background: #f4f7f5;
  border: 1px solid #e4ece7;
}

.cu-plan-n {
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #2d6a3e;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cu-plan h4 {
  margin: 4px 0 8px;
  font-size: 17px;
  color: #1b3022;
}

.cu-plan p {
  margin: 0;  font-size: 15px;
  line-height: 1.7;
  color: #5a6b60;
}

.cu-lab {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
}

.cu-lab li {
  position: relative;
  padding: 8px 0 8px 16px;  font-size: 15px;
  line-height: 1.6;
  color: #5a6b60;
  border-bottom: 1px dashed #dde5df;
}

.cu-lab li:last-child {
  border-bottom: none;
}

.cu-lab li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 16px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #2d6a3e;
}

.cu-lab strong {
  color: #1b3022;
}

/* 价值观 */
.cu-values {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.cu-value {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 110px;
  border-radius: 14px;
  background: #2d6a3e;
  color: #fff;
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 700;
  letter-spacing: 0.2em;
  transition: transform 0.25s, background 0.25s;
}

.cu-value:hover {
  transform: translateY(-4px);
  background: #245a33;
}

.cu-value span {
  padding-left: 0.2em;
}

/* 备注 */
.cu-remark {
  margin-top: 8px;
  padding: 28px 32px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid #e4ece7;
}

.cu-remark p {
  margin: 0 0 16px;  font-size: 16px;
  line-height: 1.9;
  color: #5a6b60;
}

.cu-remark time {
  display: block;
  text-align: right;  font-size: 15px;
  color: #8a958e;
}

@media (max-width: 900px) {
  .cu-block {
    padding: 28px 20px 32px;
  }

  .cu-anchor-grid,
  .cu-dim-grid,
  .cu-values {
    grid-template-columns: 1fr;
  }

  .cu-values {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .cu-values {
    grid-template-columns: 1fr 1fr;
  }

  .cu-plan {
    flex-direction: column;
    gap: 10px;
  }
}

.cu-page--embed {
  padding: 0 0 8px;
  background: transparent;
}
.cu-page--embed .cu-inner {
  width: 100%;
}
.ab-main .cu-block {
  margin-bottom: 22px;
}
.ab-main p{ font-size:15px!important;
}

.ab-main .cu-hero {
  text-align: left;
  margin-bottom: 20px;
}
.ab-main .cu-flow-card {
  padding: 12px 18px;
}

.ab-values {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.ab-values span {
  text-align: center;
  padding: 16px 8px;
  background: var(--forest);
  color: #fff;
  font-family: "RuiHei", "PingFang", sans-serif;
  letter-spacing: 0.2em;
}

.ab-org-fig {
  margin: 0;
  background: #fff;
  border: 1px solid rgba(12, 36, 24, 0.08);
  padding: 16px;
}

.ab-org-fig img {
  width: 100%;
  height: auto;
}

.ab-honor-grid,
.ab-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.hm-gallery.ab-honor-grid,
.hm-gallery {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap:40px;
}

.ab-honor-grid figure,
.ab-gallery figure {
  margin: 0;
  background: #fff;
  border: 1px solid rgba(12, 36, 24, 0.06);
  overflow: hidden;
}

.hm-gallery figure {
  display: flex;
  flex-direction: column;
  cursor: zoom-in;
  transition: box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
}

.hm-gallery figure:hover {
  box-shadow: 0 10px 24px rgba(12, 36, 24, 0.1);
  transform: translateY(-2px);
}

.ab-honor-grid img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.hm-gallery img {
  width: 100%;
  height: 220px;
  aspect-ratio: auto;
  object-fit: contain;
  object-position: center;
  background: #f7faf7;
  display: block;
}

.ab-gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.45s var(--ease);
}

.ab-gallery figure:hover img {
  transform: scale(1.04);
}

.ab-honor-grid figcaption,
.ab-gallery figcaption {
  padding: 10px 10px 12px;
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.4;
}

.hm-gallery figcaption {
  padding: 12px 10px 14px;
  font-size: 13px;
  line-height: 1.45;
}

.ab-patent {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ab-patent li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(12, 36, 24, 0.08);
}

.ab-patent span {
  font-family: "Barlow", sans-serif;
  font-weight: 700;
  color: var(--leaf);
}

.ab-patent p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

@media (max-width: 980px) {
  .pdv-top,
  .pdv-shell,
  .ab-layout,
  .pdv-uses,
  .pdv-uses--2,
  .ab-culture,
  .ab-highlights {
    grid-template-columns: 1fr;
  }

  .pdv-specs,
  .ab-honor-grid,
  .ab-gallery {
    grid-template-columns: 1fr 1fr;
  }

  .hm-gallery.ab-honor-grid,
  .hm-gallery {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .pdv-catalog {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    order: -1;
  }

  .pdv-catalog-title {
    width: 100%;
  }

  .pdv-catalog a {
    margin: 0;
  }

  .pdv-catalog-more {
    margin-top: 0 !important;
  }

  .ab-rail {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    border: 1px solid rgba(12, 36, 24, 0.08);
    margin-bottom: 16px;
    padding: 14px 12px 12px;
  }

  .ab-rail-title {
    width: 100%;
    margin-bottom: 8px;
    padding-bottom: 8px;
  }

  .ab-rail a {
    border-bottom: none;
    padding: 8px 12px;
    margin: 0;
  }

  .ab-rail a.is-active {
    background: var(--leaf);
    color: #fff;
  }

  .ab-org-list li,
  .ab-timeline li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .ab-values {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .pdv-media {
    max-height: 200px;
  }

  .pdv-specs,
  .ab-honor-grid,
  .ab-gallery {
    grid-template-columns: 1fr;
  }

  .hm-gallery.ab-honor-grid,
  .hm-gallery {
    grid-template-columns: 1fr;
  }

  .hm-gallery img {
    height: 200px;
  }

  .pdv-summary {
    padding: 22px 18px 26px;
  }
}

/* ========== 资质荣誉 / 创新成果 / 企业风貌 分类链接 ========== */
.hm-bar {
  display: block;
  margin: 0 0 28px;
  padding: 4px 0 0;
  border-radius: 0;
  background: none;
  border-bottom: 1px solid rgba(12, 36, 24, 0.12);
}

.hm-tabs {
  display: flex;
  align-items: stretch;
  justify-content: flex-start;
  gap: 0;
  min-width: 0;
  flex-wrap: wrap;
  padding: 0;
}

.hm-tab {
  --hm-c: var(--leaf);
  position: relative;
  flex: 0 0 auto;
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 12px;
  margin: 0;
  border: none;
  border-radius: 0;
  padding: 14px 28px 14px 18px;
  appearance: none;
  background: transparent;
  color: #2a2a2a;
  font: inherit;
  text-decoration: none;
  cursor: pointer;
  box-shadow: none;
  transition: color 0.25s var(--ease);
}

.hm-tab + .hm-tab::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18%;
  bottom: 18%;
  width: 1px;
  background: rgba(12, 36, 24, 0.14);
}

.hm-tab-ico {
  display: block;
  width: 56px;
  height: 56px;
  flex: 0 0 auto;
  transition: transform 0.25s var(--ease), color 0.25s var(--ease);
}

.hm-tab-dot {
  display: none;
}

.hm-tab-label {
  position: relative;
  z-index: 1;
  display: block;
  padding: 0 0 8px;
  font-family: "PingFang", "Microsoft YaHei", sans-serif;
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.35;
  white-space: nowrap;
  color: inherit;
}

.hm-tab:hover,
.hm-tab.is-active {
  background: transparent;
  color: var(--hm-c);
  box-shadow: none;
}

.hm-tab:hover .hm-tab-ico {
  transform: translateY(-2px);
}

.hm-tab.is-active .hm-tab-label {
  font-weight: 600;
}

.hm-tab.is-active .hm-tab-label::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  border-radius: 2px 2px 0 0;
  background: var(--hm-c);
}

.hm-tab:focus-visible {
  outline: 2px solid var(--hm-c);
  outline-offset: 2px;
}

.hm-panel {
  display: none;
}

.hm-panel.is-active {
  display: block;
}

.hm-panel-title {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  box-sizing: border-box;
  margin: 0 0 22px;
  padding: 16px 18px;
  font-family: "RuiHei", "PingFang", sans-serif;
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--forest);
  border-radius: 12px;
  background: rgba(34, 122, 38, 0.1);
}

.hm-panel-title::before {
  content: "";
  flex: 0 0 auto;
  width: 5px;
  height: 1.15em;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--leaf), var(--gold));
}

.hm-panel-title::after {
  content: none;
}

.hm-gallery {
  margin-bottom: 8px;
}

.hm-panels .ab-cta {
  margin-top: 24px;
}

@media (max-width: 720px) {
  .hm-tab {
    padding: 12px 16px 12px 12px;
    gap: 8px;
  }

  .hm-tab-ico {
    width: 40px;
    height: 40px;
  }

  .hm-tab-label {
    font-size: 0.92rem;
  }
}

/* 图片点击放大 lightbox */
.lb-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(12, 36, 24, 0.82);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, visibility 0.25s;
}

.lb-overlay.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.lb-dialog {
  position: relative;
  max-width: min(960px, 100%);
  max-height: min(90vh, 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.lb-dialog img {
  display: block;
  max-width: 100%;
  max-height: calc(90vh - 48px);
  width: auto;
  height: auto;
  object-fit: contain;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.lb-caption {
  margin: 0;
  max-width: 90vw;
  color: #fff;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-align: center;
  line-height: 1.5;
}

.lb-close {
  position: absolute;
  top: -40px;
  right: 0;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s;
}

.lb-close:hover {
  background: rgba(255, 255, 255, 0.28);
}

/* ===== History timeline (dynamic) ===== */
.hs-page {
  --hs-gap: 48px;
  position: relative;
}

.hs-hero {
  margin-bottom: 28px;
}

.hs-hero-tag {
  font-family: "Barlow", sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}

.hs-hero-title {
  font-family: "RuiHei", "Microsoft YaHei", sans-serif;
  font-size: clamp(1.6rem, 2.4vw, 2rem);
  color: var(--forest);
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.hs-hero-lead {
  max-width: 36em;
  color: var(--text-muted);
  line-height: 1.75;
  font-size: 0.98rem;
}

.hs-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 40px;
  padding: 12px 0 16px;
  position: sticky;
  top: calc(var(--header-h) + 8px);
  z-index: 4;
  background: linear-gradient(
    180deg,
    var(--cream-ink) 70%,
    rgba(243, 246, 242, 0)
  );
}

.hs-nav-btn {
  appearance: none;
  border: 1px solid rgba(34, 122, 38, 0.22);
  background: rgba(255, 255, 255, 0.72);
  color: var(--text-muted);
  font-family: "Barlow", "PingFang", sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 7px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition:
    background 0.35s var(--ease),
    color 0.35s var(--ease),
    border-color 0.35s var(--ease),
    transform 0.35s var(--ease),
    box-shadow 0.35s var(--ease);
}

.hs-nav-btn:hover {
  color: var(--leaf);
  border-color: rgba(34, 122, 38, 0.45);
  transform: translateY(-1px);
}

.hs-nav-btn.is-active {
  background: var(--leaf);
  border-color: var(--leaf);
  color: #fff;
  box-shadow: 0 8px 20px rgba(34, 122, 38, 0.22);
}

.hs-track {
  position: relative;
  padding: 8px 0 24px;
}

.hs-spine {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  transform: translateX(-50%);
  background: rgba(34, 122, 38, 0.14);
  border-radius: 2px;
  overflow: hidden;
  z-index: 0;
}

.hs-spine-fill {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 0%;
  background: linear-gradient(180deg, var(--leaf), var(--gold));
  border-radius: inherit;
  transition: height 0.12s linear;
  will-change: height;
}

.hs-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 56px;
  align-items: start;
  margin-bottom: var(--hs-gap);
  z-index: 1;
}

.hs-item:last-child {
  margin-bottom: 0;
}

.hs-node {
  position: absolute;
  left: 50%;
  top: 22px;
  width: 18px;
  height: 18px;
  transform: translateX(-50%);
  z-index: 2;
}

.hs-node span {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--cream-ink);
  border: 3px solid rgba(34, 122, 38, 0.35);
  box-shadow: 0 0 0 0 rgba(34, 122, 38, 0);
  transform: scale(0.55);
  opacity: 0.45;
  transition:
    transform 0.55s var(--ease),
    border-color 0.45s var(--ease),
    opacity 0.45s var(--ease),
    box-shadow 0.55s var(--ease),
    background 0.45s var(--ease);
}

.hs-item.is-in .hs-node span {
  transform: scale(1);
  opacity: 1;
  border-color: var(--leaf);
  background: var(--leaf);
  box-shadow: 0 0 0 8px rgba(34, 122, 38, 0.12);
  animation: hs-pulse 2.4s var(--ease) 0.55s infinite;
}

.hs-item.is-in.is-current .hs-node span {
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: 0 0 0 10px rgba(201, 162, 39, 0.16);
}

@keyframes hs-pulse {
  0%,
  100% {
    box-shadow: 0 0 0 8px rgba(34, 122, 38, 0.1);
  }
  50% {
    box-shadow: 0 0 0 14px rgba(34, 122, 38, 0.04);
  }
}

.hs-card {
  grid-column: 1;
  justify-self: end;
  width: min(100%, 420px);
  padding: 22px 24px 24px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(243, 246, 242, 0.55)),
    radial-gradient(120% 80% at 0% 0%, rgba(34, 122, 38, 0.06), transparent 55%);
  border: 1px solid rgba(12, 36, 24, 0.08);
  border-left: 3px solid var(--leaf);
  opacity: 0;
  transform: translateX(-36px) translateY(12px);
  transition:
    opacity 0.7s var(--ease),
    transform 0.7s var(--ease),
    border-color 0.35s ease,
    box-shadow 0.35s ease;
}

.hs-item--alt .hs-card {
  grid-column: 2;
  justify-self: start;
  border-left: none;
  border-right: 3px solid var(--gold);
  transform: translateX(36px) translateY(12px);
  background:
    linear-gradient(215deg, rgba(255, 255, 255, 0.94), rgba(243, 246, 242, 0.55)),
    radial-gradient(120% 80% at 100% 0%, rgba(201, 162, 39, 0.08), transparent 55%);
}

.hs-item.is-in .hs-card {
  opacity: 1;
  transform: translateX(0) translateY(0);
}

.hs-card:hover {
  box-shadow: 0 16px 36px rgba(12, 36, 24, 0.08);
  border-color: rgba(34, 122, 38, 0.22);
}

.hs-card time {
  display: inline-block;
  font-family: "Barlow", sans-serif;
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  color: var(--leaf);
  margin-bottom: 6px;
}

.hs-item--alt .hs-card time {
  color: #a88416;
}

.hs-card h3 {
  font-family: "RuiHei", "Microsoft YaHei", sans-serif;
  font-size: 1.15rem;
  color: var(--forest);
  letter-spacing: 0.04em;
  margin-bottom: 10px;
  line-height: 1.35;
}

.hs-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.75;
}

.hs-card strong {
  color: var(--forest);
  font-weight: 700;
}

.hs-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.hs-list li {
  position: relative;
  padding-left: 14px;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.hs-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--leaf);
}

.hs-item--finale .hs-card {
  border-image: none;
  background:
    linear-gradient(160deg, rgba(34, 122, 38, 0.08), rgba(255, 255, 255, 0.95) 42%),
    #fff;
}

.hs-item--finale .hs-card h3 {
  color: var(--leaf);
}

@media (prefers-reduced-motion: reduce) {
  .hs-card,
  .hs-node span,
  .hs-spine-fill,
  .hs-nav-btn {
    transition: none !important;
    animation: none !important;
  }

  .hs-card {
    opacity: 1;
    transform: none;
  }

  .hs-node span {
    transform: none;
    opacity: 1;
  }
}

@media (max-width: 900px) {
  .hs-spine {
    left: 18px;
    transform: none;
  }

  .hs-item,
  .hs-item--alt {
    grid-template-columns: 1fr;
    padding-left: 44px;
    margin-bottom: 28px;
  }

  .hs-node {
    left: 18px;
    top: 20px;
  }

  .hs-card,
  .hs-item--alt .hs-card {
    grid-column: 1;
    justify-self: stretch;
    width: 100%;
    border-left: 3px solid var(--leaf);
    border-right: none;
    transform: translateX(20px) translateY(10px);
  }

  .hs-item--alt .hs-card {
    border-left-color: var(--gold);
  }

  .hs-item.is-in .hs-card,
  .hs-item--alt.is-in .hs-card {
    transform: none;
  }

  .hs-nav {
    top: calc(var(--header-h) + 4px);
    margin-bottom: 28px;
    gap: 6px;
  }

  .hs-nav-btn {
    font-size: 12px;
    padding: 6px 10px;
  }
}


/* Mobile bottom dock - desktop hidden */
.mobile-dock {
  display: none;
}

/* ========== ≤768px：字号与间距（仅手机） ========== */
@media (max-width: 768px) {
  :root {
    --topbar-h: 0px;
    --nav-h: 60px;
    --header-h: 60px;
  }

  .site-topbar {
    display: none;
  }

  .site-header {
    top: 0;
  }

  body {
    font-size: 14px;
    line-height: 1.6;
  }

  .section-shell,
  .header-inner,
  .page-banner-content {
    width: min(100%, calc(100% - 24px));
  }

  /* 大文字 → 22px */
  .hero-title-main,
  .section-title,
  .page-banner h1,
  .ab-head h2,
  .hm-panel-title,
  .pl-intro .section-title,
  .pl-content h3,
  .pdv-summary h2,
  .pdv-block h3,
  .hs-hero-title,
  .cu-hero-title,
  .cu-block-title,
  .contact-intro .section-title,
  .contact-dept-head h3,
  .contact-routes-head h3,
  .apps-hub-intro .section-title,
  .apps-panel-title,
  .apps-gallery-info h3,
  .product-spotlight-body h3,
  .product-side-cta h3,
  .why-item h3,
  .footer-dept h4 {
    font-size: 22px !important;
    line-height: 1.35;
    letter-spacing: 0.04em;
  }

  /* 小文字 → 14px */
  .hero-title-sub,
  .hero-lead,
  .eyebrow,
  .section-desc,
  .page-banner-en,
  .page-crumb,
  .ab-prose,
  .ab-prose p,
  .ab-rail a,
  .ab-rail-title,
  .hm-tab-label,
  .pl-tag,
  .pl-en,
  .pl-copy,
  .pl-specs li,
  .pl-specs span,
  .pdv-summary .pl-en,
  .pdv-summary .pl-copy,
  .pdv-specs,
  .pdv-specs dt,
  .pdv-specs dd,
  .pdv-catalog-title,
  .pdv-catalog a,
  .prose,
  .prose p,
  .hs-hero-lead,
  .hs-card p,
  .hs-card h3,
  .hs-list,
  .cu-kicker,
  .cu-lead,
  .cu-sub,
  .cu-anchor p,
  .cu-dim p,
  .cu-plan p,
  .cu-lab,
  .cu-remark,
  .cu-remark p,
  .contact-intro .section-desc,
  .contact-meta,
  .contact-meta p,
  .contact-people,
  .person-name,
  .person-phone,
  .person-mail,
  .contact-kicker,
  .contact-address-list dd,
  .contact-address-list dt,
  .contact-route-steps,
  .apps-panel-en,
  .apps-panel-copy,
  .apps-gallery-desc,
  .apps-gallery-thumb-cap,
  .product-tag,
  .product-en,
  .product-copy,
  .product-specs li,
  .product-specs span,
  .product-side-meta,
  .product-side-info-title,
  .spec-row,
  .spec-row dt,
  .spec-row dd,
  .why-item p,
  .footer-brand p,
  .footer-address,
  .footer-dept,
  .footer-dept p,
  .footer-bottom,
  .footer-bottom p,
  .ab-honor-grid figcaption,
  .hm-gallery figcaption {
    font-size: 14px !important;
    line-height: 1.55;
  }

  /* 页面间距缩小 */
  .hero {
    padding: calc(var(--header-h) + 28px) 0 72px;
  }

  .hero-lead {
    margin-bottom: 20px;
  }

  .hero-title {
    margin-bottom: 12px;
  }

  .series,
  .why {
    padding: 40px 0 32px;
  }

  .apps {
    padding: 40px 0 0;
  }

  .page-banner {
    min-height: 168px;
  }

  .page-banner-content {
    padding: 28px 0 28px;
  }

  .page-main {
    padding: 24px 0 48px;
  }

  .ab-page {
    padding: 16px 0 0;
  }

  .ab-layout {
    gap: 20px;
  }

  .ab-rail {
    padding: 12px 10px;
    border-radius: 12px;
  }

  .ab-rail a {
    padding: 8px 10px;
  }

  .section-head {
    margin-bottom: 20px;
  }

  .eyebrow {
    margin-bottom: 6px;
  }

  .section-title {
    margin-bottom: 8px;
  }

  .hm-bar {
    margin-bottom: 16px;
  }

  .hm-tab {
    padding: 10px 14px 10px 10px;
    gap: 8px;
  }

  .hm-tab-ico {
    width: 36px;
    height: 36px;
  }

  .hm-panel-title {
    margin-bottom: 14px;
    padding: 12px 14px;
    gap: 10px;
    border-radius: 10px;
  }

  .pl-intro,
  .apps-hub-intro,
  .contact-intro {
    margin-bottom: 20px;
  }

  .pl-item {
    gap: 16px;
    margin-bottom: 20px;
  }

  .pdv-shell {
    gap: 20px;
  }

  .pdv-top {
    gap: 16px;
  }

  .pdv-block {
    margin-top: 20px;
  }

  .series-stage {
    gap: 16px;
  }

  .why-grid {
    gap: 12px;
  }

  .why-item {
    padding: 16px 14px;
  }

  .footer {
    padding: 36px 0 0;
  }

  .footer-grid {
    gap: 20px;
    padding-bottom: 24px;
  }

  .footer-bottom {
    padding: 12px 0 16px;
  }

  .hs-hero {
    margin-bottom: 16px;
  }

  .hs-hero-lead {
    margin-top: 8px;
  }

  .cu-hero {
    margin-bottom: 16px;
  }

  .cu-block {
    padding: 18px 14px;
    margin-bottom: 14px;
  }

  .apps-gallery {
    gap: 14px;
  }

  .ab-honor-grid,
  .hm-gallery.ab-honor-grid {
    gap: 12px;
  }
  /* 底部快捷导航 */
  .mobile-dock {
    display: flex;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    height: 56px;
    background: #fff;
    border-top: 1px solid #e8e8e8;
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.06);
    align-items: stretch;
    justify-content: space-around;
    padding: 0 env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
  }

  .mobile-dock-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    text-decoration: none;
    color: #9aa0a6;
    font-size: 14px;
    line-height: 1.2;
    transition: color 0.25s ease;
  }

  .mobile-dock-item:hover,
  .mobile-dock-item:active,
  .mobile-dock-item.is-active {
    color: var(--leaf);
  }

  .mobile-dock-icon {
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .mobile-dock-icon img,
  .mobile-dock-icon svg {
    width: 22px;
    height: 22px;
    display: block;
    object-fit: contain;
  }

  .mobile-dock-icon img {
    opacity: 0.45;
    filter: brightness(0);
  }

  .mobile-dock-item:hover .mobile-dock-icon img,
  .mobile-dock-item:active .mobile-dock-icon img,
  .mobile-dock-item.is-active .mobile-dock-icon img {
    opacity: 1;
    filter: brightness(0) saturate(100%) invert(35%) sepia(70%) saturate(600%) hue-rotate(78deg) brightness(95%) contrast(90%);
  }

  .mobile-dock-label {
    font-size: 14px;
    white-space: nowrap;
  }

  body {
    padding-bottom: calc(56px + env(safe-area-inset-bottom));
  }

  .back-top {
    right: 14px;
    bottom: calc(72px + env(safe-area-inset-bottom));
  }
}

/* ========== 新闻中心 / 技术文档 ========== */
/* 新闻列表：参照 tannicacid.cn/news.html 的 n4 样式 */
.n4 {
  width: 100%;
}
.n4 ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 28px;
}
.n4 li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  min-height: 120px;
  margin: 0 0 8px;
  padding: 18px 0 20px;
  border-bottom: 1px dotted #ccc;
}
.n4_1 {
  flex: 0 0 72px;
  text-align: center;
  border-right: 1px solid #e8e8e8;
  padding-right: 12px;
  color: #bbbbbb;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.2;
}
.n4-day {
  display: block;
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  color: #bbbbbb;
}
.n4-ym {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  color: #bbbbbb;
}
.n4_2 {
  flex: 1 1 auto;
  min-width: 0;
  color: #979797;
}
.n4_2 h4 {
  margin: 0 0 8px;
  padding: 0;
  font-weight: 500;
  font-size: 15px;
  line-height: 1.45;
}
.n4_2 h4 a {
  color: #000;
}
.n4_2 h4 a:hover {
  color: var(--leaf);
}
.n4_2 p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.6;
  color: #979797;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.m4 {
  margin-top: 4px;
}
.m4 a {
  display: inline-block;
  min-width: 90px;
  padding: 0 10px;
  line-height: 27px;
  text-align: center;
  color: #fff !important;
  background:#89a68a;
  transition: background 0.35s ease;
  font-size:12px;
}
.m4 a:hover {
  background: #bbd2bc;
  color: #fff !important;
}
.newspage {
  margin-top: 32px;
  padding: 20px 16px 8px;
  clear: both;
  text-align: center;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-muted);
  border-top: 1px solid rgba(12, 36, 24, 0.08);
}
.newspage a {
  display: inline-block;
  min-width: 32px;
  margin: 0 3px 6px;
  padding: 4px 12px;
  border: 1px solid rgba(12, 36, 24, 0.16);
  border-radius: 6px;
  background: #fff;
  color: var(--forest);
  text-decoration: none;
  line-height: 24px;
  transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
  vertical-align: middle;
}
.newspage a:hover {
  background: var(--leaf);
  border-color: var(--leaf);
  color: #fff;
  text-decoration: none;
}
.newspage a:active {
  background: #1b6a20;
  border-color: #1b6a20;
  color: #fff;
}
.newspage span.current,
.newspage span.curr,
.newspage b,
.newspage strong {
  display: inline-block;
  min-width: 32px;
  margin: 0 3px 6px;
  padding: 4px 12px;
  border: 1px solid var(--leaf);
  border-radius: 6px;
  background: var(--leaf);
  color: #fff;
  font-weight: 600;
  line-height: 24px;
  vertical-align: middle;
}
.newspage span.disabled {
  display: inline-block;
  min-width: 32px;
  margin: 0 3px 6px;
  padding: 4px 12px;
  border: 1px solid transparent;
  border-radius: 6px;
  color: #aaa;
  line-height: 24px;
  vertical-align: middle;
}

.news-detail {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
}
.news-detail-meta {
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 14px;
}
.news-detail-content {
  margin: 18px 0 28px;
}
.jishu-page .jishu-head {
  margin-bottom: 22px;
}
.jishu-table-wrap {
  overflow-x: auto;
  background: #fff;
  border-radius: 12px;
  border: 1px solid rgba(12, 36, 24, 0.08);
}
.jishu-table {
  width: 100%;
  border-collapse: collapse;
}
.jishu-table th,
.jishu-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(12, 36, 24, 0.08);

}
.jishu-table th {
  background:#619a7e;
  color: #fff;
  font-weight: 600;
}
.jishu-table tbody tr:nth-child(even) {
  background: rgba(34, 122, 38, 0.04);
}
.jishu-table tbody tr:hover {
  background: rgba(34, 122, 38, 0.08);
}
.jishu-view {
  color: var(--leaf);
  font-weight: 600;
}
@media (max-width: 900px) {
  .n4 ul {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 768px) {
  .n4 li {
    min-height: 0;
    padding: 14px 0 16px;
  }
  .n4_1 {
    flex-basis: 56px;
  }
  .n4-day {
    font-size: 28px;
  }
  .n4_2 h4 {
    font-size: 15px;
  }
  .news-detail {
    padding: 0;
  }
}