:root {
  --theme: #2f8a57;
  --theme-dark: #1f6b41;
  --secondary: #4caf7a;
  --muted: #6b8576;
  --line: #d7eadf;
  --bg: #f3faf6;
  --text: #2c3f34;
  --white: #fff;
  --max: 1200px;
  --header-h: 80px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
ul { list-style: none; }

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

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: #fff;
  box-shadow: 0 1px 0 var(--line);
  border-bottom: 2px solid #e4f4eb;
}
.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 28px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 48px;
  height: 48px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
  background: transparent;
}
.logo-name { display: flex; flex-direction: column; line-height: 1.15; }
.logo-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--theme-dark);
  letter-spacing: 1.5px;
}
.logo-sub {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 1.2px;
  margin-top: 4px;
  text-transform: uppercase;
}

.search {
  margin-left: auto;
  display: flex;
  align-items: center;
  border: 1px solid #ddd;
  border-radius: 2px;
  overflow: hidden;
  height: 36px;
  width: 220px;
}
.search input {
  border: 0;
  outline: 0;
  padding: 0 12px;
  width: 100%;
  font-size: 13px;
  color: #666;
}
.search button {
  border: 0;
  background: var(--theme);
  color: #fff;
  width: 40px;
  height: 36px;
  cursor: pointer;
  display: grid;
  place-items: center;
}
.search button svg { display: block; }

.nav { display: flex; align-items: center; }
.nav a {
  color: var(--muted);
  font-size: 14px;
  padding: 0 16px;
  height: var(--header-h);
  display: flex;
  align-items: center;
  position: relative;
  transition: color .2s;
}
.nav a:hover,
.nav a.active { color: var(--theme); }
.nav .sep { color: #d0d0d0; font-size: 12px; }
.nav .has-sub { position: relative; }
.nav .sub {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 140px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(0,0,0,.08);
  padding: 8px 0;
}
.nav .has-sub:hover .sub { display: block; }
.nav .sub a {
  height: 40px;
  padding: 0 18px;
  white-space: nowrap;
  color: #444;
}
.nav .sub a:hover,
.nav .sub a.active { background: #f4f8f5; }

.menu-btn {
  display: none;
  margin-left: auto;
  width: 40px;
  height: 40px;
  border: 1px solid #ddd;
  background: #fff;
  cursor: pointer;
}
.menu-btn span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--theme);
  margin: 4px auto;
}

/* Hero */
.hero {
  --hero-h: clamp(500px, 40vw, 580px);
  position: relative;
  height: var(--hero-h);
  overflow: hidden;
  background: #1f6b41;
}
.slides { height: 100%; }
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .8s ease;
}
.slide.active { opacity: 1; z-index: 1; }
.slide-wash { display: none; }
.slide-photo {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(66%, calc(var(--hero-h) * 1.52));
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 16%, #000 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 16%, #000 100%);
}
.slide-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  image-rendering: auto;
}
.slide.factory-aerial {
  background: #1f6b41;
}
.slide.factory-aerial .slide-photo img {
  object-fit: cover;
  object-position: 82% 16%;
}
.slide.factory-aerial .slide-copy .kicker { color: #d4eddf; }
.slide.factory-aerial .slide-copy h1 { color: #fff; }
.slide.factory-aerial .slide-copy h1 em { color: #b7ebc6; }
.slide.factory-aerial .slide-copy .en { color: #c8e8d6; }
.slide.factory-aerial .slide-copy p { color: #e3f4ea; }
.slide.factory-aerial .hero-btn {
  border-color: rgba(255,255,255,.8);
  color: #1f6b41;
  background: rgba(255,255,255,.9);
}
.slide.factory-aerial .hero-btn:hover {
  border-color: #fff;
  color: #1f6b41;
  background: #fff;
}
.slide.factory-gate {
  background: #7bb8d6;
}
.slide.factory-gate .slide-photo img { object-position: 68% 40%; }
.slide.factory-gate .slide-fade {
  background: linear-gradient(90deg,
    #7bb8d6 0%,
    rgba(123,184,214,.94) 12%,
    rgba(123,184,214,.78) 26%,
    rgba(123,184,214,.52) 40%,
    rgba(123,184,214,.28) 54%,
    rgba(123,184,214,.12) 68%,
    rgba(123,184,214,.04) 80%,
    transparent 92%);
}
.slide.factory-gate .slide-copy {
  color: #fff;
  max-width: 520px;
}
.slide.factory-gate .slide-copy .kicker {
  color: rgba(255,255,255,.92);
  margin-bottom: 10px;
  letter-spacing: 3px;
  font-size: 17px;
  font-weight: 700;
}
.slide.factory-gate .slide-copy h1 {
  color: #fff;
  font-size: clamp(34px, 4.2vw, 50px);
  letter-spacing: 4px;
  margin-bottom: 18px;
}
.slide.factory-gate .slide-copy h1 em {
  font-style: normal;
  color: #0b5cad;
}
.slide.factory-gate .slide-copy .lead-zh {
  color: rgba(255,255,255,.95);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.62;
  letter-spacing: .3px;
  max-width: 500px;
  margin-bottom: 8px;
}
.slide.factory-gate .slide-copy .lead-en {
  color: rgba(255,255,255,.82);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.55;
  letter-spacing: .25px;
  max-width: 500px;
  margin-bottom: 24px;
  text-transform: none;
}
.slide.factory-gate .hero-btn {
  border-color: rgba(255,255,255,.85);
  color: #0b5cad;
  background: rgba(255,255,255,.92);
}
.slide.factory-gate .hero-btn:hover {
  border-color: #fff;
  color: #084a8f;
  background: #fff;
}
.slide-fade {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(90deg,
    #1f6b41 0%,
    rgba(31,107,65,.94) 12%,
    rgba(31,107,65,.78) 26%,
    rgba(31,107,65,.52) 40%,
    rgba(31,107,65,.28) 54%,
    rgba(31,107,65,.12) 68%,
    rgba(31,107,65,.04) 80%,
    transparent 92%);
}
.slide-photo::after { display: none; }
.slide-inner {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
}
.slide-copy {
  max-width: 460px;
  color: #1a3d2c;
  padding: 10px 0;
}
.slide-copy .kicker {
  font-size: 16px;
  color: #4d735c;
  margin-bottom: 10px;
}
.slide-copy h1 {
  font-size: clamp(28px, 3.6vw, 44px);
  font-weight: 800;
  letter-spacing: 1px;
  line-height: 1.25;
  margin-bottom: 14px;
  color: #163d2a;
}
.slide-copy h1 em {
  font-style: normal;
  color: #1f9a56;
}
.slide-copy .en {
  font-size: 13px;
  letter-spacing: 2px;
  color: #6b8a76;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.slide-copy p {
  font-size: 14px;
  color: #5b7464;
  max-width: 400px;
  line-height: 1.8;
  margin-bottom: 22px;
}
.hero-btn {
  display: inline-block;
  border: 1px solid #b7d4c2;
  color: #2f6b45;
  padding: 8px 18px;
  font-size: 13px;
  background: rgba(255,255,255,.55);
}
.hero-btn:hover {
  border-color: var(--theme);
  color: var(--theme);
}
.hero-dots {
  position: absolute;
  right: 40px;
  bottom: 22px;
  z-index: 3;
  display: flex;
  gap: 8px;
}
.hero-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 0;
  background: rgba(255,255,255,.7);
  box-shadow: 0 0 0 1px rgba(0,0,0,.12);
  cursor: pointer;
}
.hero-dots button.active { background: var(--theme); }
.hero-dots {
  position: absolute;
  right: 40px;
  bottom: 28px;
  z-index: 3;
  display: flex;
  gap: 8px;
}
.hero-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 0;
  background: rgba(255,255,255,.45);
  cursor: pointer;
}
.hero-dots button.active { background: #b7ebc6; }

/* Sections */
.section { padding: 80px 0; }
.section.gray { background: var(--bg); }
.section.dark {
  background: var(--theme) center/cover no-repeat;
  color: #fff;
  position: relative;
}
.section.dark::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(20, 86, 48, .58);
}
.section.dark > .container { position: relative; z-index: 1; }

.sec-head { margin-bottom: 40px; }
.sec-head .en {
  color: var(--secondary);
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
}
.section.dark .sec-head .en { color: rgba(255,255,255,.55); }
.sec-head h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--theme);
  margin: 6px 0 8px;
}
.section.dark .sec-head h2 { color: #fff; }
.sec-head p { color: #888; font-size: 14px; }
.section.dark .sec-head p { color: rgba(255,255,255,.75); }

.split {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 48px;
  align-items: center;
}
.split > img { width: 100%; height: 440px; object-fit: cover; object-position: center 42%; }
.about-photos {
  display: grid;
  gap: 8px;
}
.about-photos .hero-shot {
  width: 100%;
  height: 250px;
  object-fit: cover;
  object-position: center 42%;
}
.about-photos-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.about-photos-row img {
  width: 100%;
  height: 168px;
  object-fit: cover;
}
.split > img.about-map,
.about-map {
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center;
  display: block;
  background: #fff;
}
.video-head { margin: 28px 0 16px; }
.about-video {
  width: 100%;
  margin-top: 0;
  background: #111;
  display: block;
}
.media-video { margin-top: 22px; }
.lead { font-size: 15px; color: #666; margin-bottom: 22px; }
.service-intro { font-size: 18px; line-height: 2; color: #555; font-weight: 400; }
.service-feature { margin-top: 36px; }
.service-feature + .service-feature { margin-top: 72px; }
.service-feature .sec-head {
  margin: 0 0 28px;
}
.service-photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-bottom: 32px;
}
.service-photos img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}
.service-feature .lead {
  max-width: none;
  font-size: 18px;
  line-height: 2;
  color: #555;
  margin-bottom: 0;
}
.service-lab {
  width: 100%;
  height: auto;
  display: block;
  margin: 0 0 32px;
}
.eval-split {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 48px;
  align-items: center;
}
.eval-split img {
  width: 100%;
  height: auto;
  display: block;
}
.eval-copy p {
  margin: 0 0 18px;
  font-size: 18px;
  line-height: 2;
  color: #555;
  font-weight: 400;
}
.eval-copy ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 28px;
  margin: 8px 0 0;
  padding: 0;
}
.eval-copy li {
  position: relative;
  padding-left: 16px;
}
.eval-copy li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--theme);
}
.eval-copy strong {
  display: block;
  font-size: 18px;
  font-weight: 400;
  color: #555;
  line-height: 2;
}
.honor-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px 18px;
  margin-top: 36px;
}
.honor-card {
  background: #fff;
  border: 1px solid #e8e8e8;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .04);
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 230px;
}
.honor-card[hidden] { display: none; }
.honor-card img {
  width: 100%;
  height: 206px;
  object-fit: contain;
}
.honor-pager {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 36px;
}
.honor-pager button {
  min-width: 34px;
  height: 34px;
  padding: 0 8px;
  border: 1px solid #e5e5e5;
  background: #fff;
  color: #666;
  font-size: 14px;
  cursor: pointer;
}
.honor-pager button.active {
  background: #e10600;
  border-color: #e10600;
  color: #fff;
}
.honor-pager button:hover:not(.active) { border-color: #ccc; color: #333; }
.tag {
  border: 1px solid var(--line);
  padding: 6px 14px;
  font-size: 13px;
  color: var(--theme-dark);
  background: #fff;
}
.tag:hover { border-color: var(--theme); color: var(--theme); }

.grid-4, .grid-3 { display: grid; gap: 24px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.card {
  background: #fff;
  overflow: hidden;
  transition: transform .25s, box-shadow .25s;
  display: block;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(0,0,0,.08); }
.card img { width: 100%; height: 200px; object-fit: cover; }
.card-body { padding: 18px 16px 22px; }
.card h3 { font-size: 16px; margin-bottom: 8px; color: var(--theme); }
.card p { font-size: 13px; color: #888; }
.card-more {
  display: inline-block;
  margin-top: 10px;
  font-size: 13px;
  color: var(--theme);
}

.product-page { padding-top: 20px; }
.product-page .crumb { margin: 0 0 16px; }
.product-detail {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 48px;
  align-items: stretch;
  margin-top: 0;
}
.product-visual {
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.product-visual > img {
  width: 100%;
  flex: 1;
  min-height: 380px;
  object-fit: cover;
}
.product-thumbs {
  display: none;
  gap: 8px;
  margin-top: 10px;
}
.product-thumbs.show { display: flex; }
.product-thumbs button {
  border: 2px solid transparent;
  padding: 0;
  background: none;
  cursor: pointer;
  line-height: 0;
}
.product-thumbs button.active { border-color: var(--theme); }
.product-thumbs img {
  width: 72px;
  height: 72px;
  object-fit: cover;
}
.product-info h3 {
  font-size: 18px;
  margin: 24px 0 12px;
  color: var(--theme-dark);
}
.product-info h3:first-child { margin-top: 0; }
.product-info #product-desc {
  color: #666;
  font-size: 15px;
}
.product-info .more { margin-top: 28px; margin-bottom: 0; }
.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0 8px;
}
.spec-table th,
.spec-table td {
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  text-align: left;
  vertical-align: top;
}
.spec-table th {
  width: 28%;
  color: #888;
  font-weight: 400;
}
.product-extra { margin-top: 48px; }
.product-extra h3,
.product-related h3 {
  font-size: 18px;
  margin: 0 0 14px;
  color: var(--theme-dark);
}
.props-table { max-width: 560px; margin: 0; }
.product-info .feature-list {
  grid-template-columns: 1fr 1fr;
}
.feature-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 24px;
  margin-top: 8px;
}
.feature-list li {
  position: relative;
  padding-left: 16px;
  color: #666;
  font-size: 14px;
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--theme);
}
.product-related { margin-top: 48px; }
.product-related .grid-3 { margin-top: 8px; }

.series-card { position: relative; min-height: 320px; overflow: hidden; }
.series-card img { width: 100%; height: 320px; object-fit: cover; filter: brightness(.62); }
.series-card .info {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 24px;
  color: #fff;
}
.series-card h3 { font-size: 20px; margin-bottom: 6px; }
.series-card p { font-size: 13px; opacity: .9; }
.more {
  display: inline-block;
  margin-top: 28px;
  border: 1px solid var(--theme);
  color: var(--theme);
  padding: 8px 22px;
  font-size: 13px;
}
.more:hover { background: var(--theme); color: #fff; }
.center { text-align: center; }

.partners { background: #f4f5f6; }
.partner-row {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 22px;
  align-items: center;
}
.partner-row img {
  width: 100%;
  height: 92px;
  object-fit: contain;
  background: #fff;
  padding: 8px 6px;
}
.partner-row img.logo-guoen {
  height: 112px;
  padding: 2px 0;
}
.partner-bar {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}
.partner-bar span {
  width: 46px;
  height: 4px;
  border-radius: 2px;
  background: var(--theme);
}
.field {
  position: relative;
  overflow: hidden;
  height: 220px;
}
.field img { width: 100%; height: 100%; object-fit: cover; }
.field span {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(20, 86, 48, .42);
  color: #fff;
  font-size: 18px;
  letter-spacing: 2px;
}
.field:hover span { background: rgba(20, 86, 48, .62); }

.product-zone { scroll-margin-top: 96px; }
.product-zone + .product-zone { margin-top: 56px; }
.product-zone .sec-head { margin: 36px 0 28px; }
.product-zone .sec-head h2 { font-size: 22px; }

.zone-tabs {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
}
.zone-tab {
  background: none;
  border: 1px solid transparent;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  padding: 8px 22px;
  font-size: 16px;
  color: #888;
  cursor: pointer;
  line-height: 1.4;
}
.zone-tab.active {
  color: var(--theme);
  border: 1px solid var(--theme);
  border-bottom: 2px solid var(--theme);
  font-weight: 600;
}
.zone-panel { display: none; }
.zone-panel.active { display: block; }
.zone-empty {
  width: 100%;
  text-align: center;
  color: #999;
  font-size: 15px;
  padding: 48px 16px;
}
.zone-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 36px 48px;
}
.zone-break {
  flex-basis: 100%;
  height: 0;
}
.zone-item {
  width: 160px;
  text-align: center;
}
.zone-item img {
  width: 160px;
  height: 160px;
  object-fit: cover;
  object-position: center;
  margin: 0 auto 14px;
}
.zone-item h3 {
  font-size: 14px;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.45;
  min-height: 2.9em;
}
.zone-btn {
  display: inline-block;
  border: 1px solid var(--theme);
  color: var(--theme);
  padding: 4px 14px;
  font-size: 12px;
}
.zone-item:hover .zone-btn {
  background: var(--theme);
  color: #fff;
}

.choose h2 { font-size: 36px; letter-spacing: 2px; }
.choose .en { font-size: 14px; letter-spacing: 4px; margin-top: 8px; }

.contact-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.contact-qrs {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 40px;
}
.contact-qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.contact-qr span {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 700;
  color: var(--theme);
  white-space: nowrap;
}
.contact-qr img {
  width: 210px;
  height: 210px;
  object-fit: contain;
  background: #fff;
  border: 1px solid var(--line);
  padding: 8px;
  display: block;
}
.form label { font-size: 13px; color: #666; }
.form input, .form textarea {
  width: 100%;
  border: 1px solid #ddd;
  padding: 10px 12px;
  font-size: 14px;
  outline: none;
}
.form input:focus, .form textarea:focus { border-color: var(--theme); }
.form textarea { min-height: 110px; resize: vertical; }
.btn {
  background: var(--theme);
  color: #fff;
  border: 0;
  height: 42px;
  width: 120px;
  padding: 0 28px;
  cursor: pointer;
  font-size: 14px;
}
.btn:hover { background: var(--theme-dark); }
.contact-side img { width: 100%; height: 360px; object-fit: cover; object-position: center 48%; }

/* Inner banner */
.page-banner {
  height: 220px;
  background: var(--theme-dark) center/cover no-repeat;
  display: flex;
  align-items: center;
  color: #fff;
  position: relative;
}
.page-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(20, 86, 48, .52);
}
.page-banner .container { position: relative; z-index: 1; }
.page-banner h1 { font-size: 32px; }
.page-banner p { opacity: .8; font-size: 14px; margin-top: 6px; }
.page-banner.about-banner { background-position: center 78%; }
.page-banner.products-banner { background-position: center 26%; }
.page-banner.contact-banner { background-position: center 40%; }
.product-banner { height: 72px; }
.product-banner h1 { font-size: 22px; }
.crumb { font-size: 13px; color: #999; margin: 22px 0 0; }
.crumb a:hover { color: var(--theme); }

.stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  margin: 36px 0 48px;
}
.stat {
  text-align: center;
  padding: 22px 8px;
  background: var(--bg);
}
.stat b { display: block; font-size: 30px; color: var(--theme); line-height: 1.15; }
.stat span { display: block; color: var(--theme); font-size: 14px; margin-top: 4px; }
.stat small { display: block; color: var(--theme); font-size: 11px; margin-top: 2px; opacity: .85; line-height: 1.35; }

.idea-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.idea {
  padding: 28px 22px;
  border: 1px solid var(--line);
  background: #fff;
}
.idea h3 { margin-bottom: 8px; font-size: 16px; }
.idea p { font-size: 13px; color: #888; }

.news-list { display: grid; gap: 0; }
.news-item {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.news-item time {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}
.news-item h3 { font-size: 16px; margin-bottom: 6px; }
.news-item h3:hover { color: var(--theme); }
.news-item p { font-size: 13px; color: #888; }

.media-list {
  display: grid;
  gap: 22px;
  margin-top: 28px;
}
.media-card {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 28px;
  align-items: center;
  padding: 18px;
  background: #fff;
  border: 1px solid var(--line);
}
.media-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}
.media-card time {
  color: var(--muted);
  font-size: 13px;
}
.media-card h3 {
  margin: 8px 0;
  font-size: 20px;
  line-height: 1.45;
}
.media-card:hover h3 { color: var(--theme); }
.media-card p {
  color: #666;
  font-size: 15px;
  line-height: 1.8;
}
.media-card span {
  display: inline-block;
  margin-top: 12px;
  color: var(--theme);
  font-size: 14px;
}
.media-post {
  margin-top: 28px;
  background: #fff;
  border: 1px solid var(--line);
  overflow: hidden;
}
.media-post > img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}
.media-body { padding: 28px 32px 34px; }
.media-post time {
  color: var(--muted);
  font-size: 13px;
}
.media-post h2 {
  margin: 10px 0 16px;
  font-size: 26px;
  line-height: 1.4;
}
.media-post p {
  color: #444;
  font-size: 16px;
  line-height: 1.9;
  margin: 0 0 14px;
}
.media-post p:last-child { margin-bottom: 0; }
.story-follow { margin-top: 64px; }
.story-follow figure { margin: 22px 0 0; }
.story-follow img { width: 100%; height: auto; display: block; }
.story-follow figcaption {
  margin-top: 10px;
  color: #444;
  font-size: 16px;
  line-height: 1.9;
}
.story-follow figure > figcaption:first-child {
  margin-top: 0;
  margin-bottom: 16px;
}

.info-list { display: grid; gap: 16px; }
.info-list li { font-size: 15px; color: #555; }
.info-list b { display: inline-block; min-width: 88px; color: var(--theme); }

.map {
  height: 360px;
  margin-top: 24px;
  border: 1px solid var(--line);
  background: #f3faf6;
  z-index: 0;
}
.map-link {
  display: inline-block;
  margin-top: 8px;
  color: var(--theme);
  font-size: 13px;
}
.map-link:hover { text-decoration: underline; }

/* Footer */
.footer {
  background: var(--theme-dark);
  color: rgba(255,255,255,.8);
  padding: 36px 0 18px;
  font-size: 13px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.footer-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
  line-height: 1.75;
  min-width: 260px;
  flex: 1;
}
.footer-info h3 {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 1px;
}
.footer-info div {
  font-size: 14px;
  color: rgba(255,255,255,.92);
}
.footer-qrs {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  flex-shrink: 0;
}
.footer-qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex-shrink: 0;
}
.footer-qr span {
  display: block;
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0;
  white-space: nowrap;
}
.footer-qr img {
  width: 118px;
  height: 118px;
  object-fit: contain;
  background: #fff;
  padding: 6px;
  display: block;
}
.footer a:hover { color: #fff; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 16px;
  opacity: .8;
}
.footer-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 18px;
}
.footer-icp:hover { text-decoration: underline; }
@media (max-width: 640px) {
  .footer-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}

.to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 42px;
  height: 42px;
  border: 0;
  background: var(--theme);
  color: #fff;
  cursor: pointer;
  display: none;
  z-index: 50;
}
.to-top.show { display: block; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 40px;
  transform: translateX(-50%) translateY(20px);
  background: var(--theme);
  color: #fff;
  padding: 10px 18px;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: .3s;
  z-index: 200;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 980px) {
  .search { display: none; }
  .logo-text { font-size: 18px; }
  .logo-sub { font-size: 11px; letter-spacing: 0.8px; }
  .nav { display: none; }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-h);
    left: 0; right: 0;
    background: #fff;
    box-shadow: 0 12px 24px rgba(0,0,0,.08);
    padding: 8px 0 16px;
  }
  .nav.open { align-items: stretch; }
  .nav .sep { display: none; }
  .nav.open .has-sub { width: 100%; }
  .nav.open > a,
  .nav.open .has-sub > a {
    height: 46px;
    padding: 0 28px;
    justify-content: flex-start;
    font-size: 16px;
    font-weight: 600;
    color: var(--theme);
  }
  .nav.open .sub {
    position: static;
    display: block;
    box-shadow: none;
    padding: 0;
    min-width: 0;
    width: 100%;
  }
  .nav.open .sub a {
    height: 40px;
    padding: 0 28px 0 48px;
    justify-content: flex-start;
    font-size: 14px;
    font-weight: 400;
    color: #5e7268;
    background: transparent;
  }
  .nav.open .sub a.active {
    color: var(--theme);
    background: #f4f8f5;
  }
  .menu-btn { display: block; }
  .split, .contact-box, .grid-4, .grid-3, .idea-grid, .product-detail, .feature-list {
    grid-template-columns: 1fr 1fr;
  }
  .honor-grid { grid-template-columns: 1fr 1fr; }
  .partner-row { grid-template-columns: repeat(4, 1fr); }
  .stats {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 640px) {
  .contact-qrs { padding-top: 8px; flex-wrap: wrap; }
  .split, .contact-box, .grid-4, .grid-3, .idea-grid, .news-item, .media-card, .product-detail, .feature-list, .service-photos, .eval-split, .eval-copy ul {
    grid-template-columns: 1fr;
  }
  .media-card img { height: 200px; }
  .media-post > img { height: 220px; }
  .media-body { padding: 20px 18px 24px; }
  .media-post h2 { font-size: 22px; }
  .honor-grid { grid-template-columns: 1fr 1fr; }
  .honor-card { min-height: 180px; }
  .honor-card img { height: 160px; }
  .service-photos img { height: 260px; }
  .product-visual > img { height: 260px; min-height: 260px; }
  .stats {
    grid-template-columns: 1fr 1fr;
  }
  .hero { height: 580px; background: #1f6b41; }
  .slide-photo {
    width: 100%;
    -webkit-mask-image: none;
    mask-image: none;
  }
  .slide.factory-aerial .slide-photo { width: 100%; }
  .slide-fade {
    background: linear-gradient(180deg,
      #1f6b41 0%,
      rgba(31,107,65,.88) 16%,
      rgba(31,107,65,.5) 38%,
      rgba(31,107,65,.14) 58%,
      transparent 78%);
  }
  .slide.factory-gate .slide-fade {
    background: linear-gradient(180deg,
      #7bb8d6 0%,
      rgba(123,184,214,.88) 16%,
      rgba(123,184,214,.5) 38%,
      rgba(123,184,214,.14) 58%,
      transparent 78%);
  }
  .slide-inner { align-items: flex-start; padding-top: 36px; }
  .slide-copy { max-width: 100%; }
  .section { padding: 52px 0; }
}