/* ============================================================
   0. 设计令牌 · Design Tokens（策划方案 §1.5）
      深蓝 #1b3b6e + 金 #f5c400 + 白
   ============================================================ */
:root {
  --navy: #1b3b6e;
  --navy-deep: #132c55;
  --navy-ink: #0f2444;
  --yellow: #f5c400;
  --yellow-dark: #dcae00;
  --blue-light: #e9f0f8;
  --blue-light-2: #f4f7fa;
  --text: #4a5666;
  --text-soft: #6d7c8f;
  --line: #e4e8ee;
  --white: #ffffff;

  --font-sans:
    "Inter", "Segoe UI", "Helvetica Neue", Arial, "PingFang SC",
    "Microsoft YaHei", sans-serif;
  --font-serif: "Bodoni MT", "Didot", Georgia, "Times New Roman", serif;

  --wrap: 1240px;
  --gutter: max(24px, calc((100vw - 1240px) / 2));
  --radius: 6px;
  --shadow-card: 0 2px 10px rgba(16, 40, 80, 0.05);
  --shadow-card-hover: 0 16px 36px rgba(16, 40, 80, 0.14);
  --sec-pad: 92px;
}

/* ============================================================
   1. 基础重置
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--white);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.nav-open {
  overflow: hidden;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
}
ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}
h1,
h2,
h3,
h4 {
  color: var(--navy);
  margin: 0;
  font-weight: 600;
  line-height: 1.24;
  letter-spacing: -0.01em;
}
p {
  margin: 0 0 1em;
}
p:last-child {
  margin-bottom: 0;
}
button {
  font: inherit;
  cursor: pointer;
}
table {
  border-collapse: collapse;
  width: 100%;
}
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 999;
  background: var(--yellow);
  color: var(--navy);
  padding: 10px 18px;
  font-weight: 700;
  font-size: 13px;
}
.skip-link:focus {
  left: 12px;
  top: 12px;
}
:focus-visible {
  outline: 2.5px solid var(--yellow-dark);
  outline-offset: 2px;
}

/* 小标 eyebrow + 金线 */
.eyebrow {
  color: var(--navy);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0 0 12px;
  opacity: 0.85;
}
.eyebrow--light {
  color: rgba(255, 255, 255, 0.72);
}
.h-rule {
  display: block;
  width: 120px;
  height: 2.5px;
  background: var(--yellow);
  margin-top: 20px;
}
.h-rule--wide {
  width: 300px;
}
.h-rule--center {
  margin-left: auto;
  margin-right: auto;
}
.sec-head {
  max-width: 800px;
  margin-bottom: 46px;
}
.sec-head h2 {
  font-size: clamp(26px, 2.7vw, 38px);
}
.sec-head > p {
  margin-top: 18px;
  font-size: 15.5px;
  color: #54617a;
}
.sec-head--center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* 按钮 */
.btn-yellow,
.btn-outline,
.btn-ghost {
  display: inline-block;
  border-radius: 999px;
  padding: 15px 34px;
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  transition:
    background 0.22s,
    color 0.22s,
    border-color 0.22s,
    transform 0.22s,
    box-shadow 0.22s;
}
.btn-yellow {
  background: var(--yellow);
  color: var(--navy);
  border: 0;
}
.btn-yellow:hover {
  background: var(--yellow-dark);
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(245, 196, 0, 0.32);
}
.btn-outline {
  background: #fff;
  color: var(--navy);
  border: 1.5px solid #c8d0da;
  padding: 14px 32px;
}
.btn-outline:hover {
  border-color: var(--navy);
  box-shadow: 0 8px 20px rgba(16, 40, 80, 0.1);
}
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.55);
  padding: 14px 32px;
}
.btn-ghost:hover {
  border-color: var(--yellow);
  color: var(--yellow);
}

/* Learn more / Details 小按钮 */
.btn-learn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1.5px solid #c8d0da;
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--navy);
  transition:
    border-color 0.22s,
    gap 0.22s,
    box-shadow 0.22s,
    color 0.22s;
}
.btn-learn svg {
  width: 13px;
  height: 13px;
  transition: transform 0.22s;
}
.btn-learn:hover {
  border-color: var(--yellow-dark);
  box-shadow: 0 6px 14px rgba(16, 40, 80, 0.1);
}
.btn-learn:hover svg {
  transform: translateX(3px);
}

/* 文字链接（带金色下划线） */
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--navy);
  border-bottom: 2px solid var(--yellow);
  padding-bottom: 4px;
  transition:
    color 0.2s,
    gap 0.2s;
}
.text-link svg {
  width: 13px;
  height: 13px;
  transition: transform 0.22s;
}
.text-link:hover {
  color: var(--yellow-dark);
}
.text-link:hover svg {
  transform: translateX(3px);
}
.text-link--light {
  color: #fff;
}
.text-link--light:hover {
  color: var(--yellow);
}

/* 正文内联链接（SEO 内链锚文本） */
.inline-link {
  color: var(--navy);
  font-weight: 700;
  border-bottom: 1px solid rgba(27, 59, 110, 0.35);
  transition: 0.2s;
}
.inline-link:hover {
  color: var(--yellow-dark);
  border-bottom-color: var(--yellow-dark);
}

/* 图片占位框（[IMG-xx] 位置上线后替换真实图片） */
.media-slot {
  display: grid;
  place-items: center;
  text-align: center;
  background: repeating-linear-gradient(
    45deg,
    #e8eef6 0 12px,
    #eef3f9 12px 24px
  );
  border: 1px dashed #b9c7d8;
  color: #7c8ea3;
  font-size: 12.5px;
  line-height: 1.6;
  padding: 16px;
}

/* ============================================================
   2. 顶部工具条 + 主导航（8 项 + 2 CTA）
   ============================================================ */
.topbar {
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 24px;
  min-height: 38px;
}
.topbar a,
.topbar .lang {
  font-size: 12px;
  color: var(--navy);
  font-weight: 600;
  letter-spacing: 0.02em;
  background: none;
  border: 0;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.topbar a:hover,
.topbar .lang:hover {
  color: var(--yellow-dark);
}
.topbar .lang svg {
  width: 14px;
  height: 14px;
}
.topbar .lang .caret {
  width: 10px;
  height: 7px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: var(--navy);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 78px;
}

.logo {
  font-family: var(--font-serif);
  font-size: 26px;
  line-height: 1;
  color: #fff;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.logo .accent {
  color: var(--yellow);
}
.logo sup {
  font-size: 0.42em;
  vertical-align: 0.75em;
  margin-left: 1px;
}

.main-nav {
  margin-left: auto;
}
.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(12px, 1.05vw, 20px);
}
.nav-item {
  position: relative;
}
.nav-item > a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #fff;
  white-space: nowrap;
  font-size: 14px;
  font-weight: 500;
  padding: 29px 0;
  position: relative;
  letter-spacing: 0.01em;
}
.nav-item > a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 20px;
  height: 2px;
  background: var(--yellow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s;
}
.nav-item:hover > a::after,
.nav-item:focus-within > a::after {
  transform: scaleX(1);
}
.nav-item .caret {
  width: 9px;
  height: 6px;
  opacity: 0.7;
}

/* 下拉菜单 */
.sub-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translate(-50%, 8px);
  min-width: 262px;
  background: var(--navy-deep);
  border-top: 2px solid var(--yellow);
  padding: 10px 0;
  box-shadow: 0 18px 40px rgba(9, 25, 50, 0.3);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.22s,
    transform 0.22s,
    visibility 0.22s;
}
.nav-item:hover .sub-menu,
.nav-item:focus-within .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}
.sub-menu a {
  display: block;
  padding: 9px 22px;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.85);
  white-space: nowrap;
}
.sub-menu a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

/* PRODUCTS 三列大菜单 */
.mega {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translate(-50%, 8px);
  width: min(880px, calc(100vw - 48px));
  background: var(--navy-deep);
  border-top: 2px solid var(--yellow);
  padding: 28px 32px 30px;
  box-shadow: 0 18px 40px rgba(9, 25, 50, 0.3);
  display: grid;
  grid-template-columns: 1.15fr 1fr 1fr;
  gap: 26px 34px;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.22s,
    transform 0.22s,
    visibility 0.22s;
}
.nav-item:hover > .mega,
.nav-item:focus-within > .mega {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}
.mega-col > h3 {
  color: #fff;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding-bottom: 10px;
  margin-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}
.mega-col > h3 a {
  color: #fff;
}
.mega-col > h3 a:hover {
  color: var(--yellow);
}
.mega-col li {
  margin-bottom: 2px;
}
.mega-col a {
  display: block;
  padding: 7px 10px 7px 0;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.85);
  border-radius: 3px;
}
.mega-col a:hover {
  color: #fff;
  padding-left: 8px;
  background: rgba(255, 255, 255, 0.07);
  transition: 0.18s;
}
.mega-note {
  grid-column: 1/-1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding-top: 16px;
  margin-top: 2px;
}
.mega-note span {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}
.mega-note a {
  font-size: 12px;
  font-weight: 700;
  color: var(--yellow);
  letter-spacing: 0.04em;
}
.mega-note a:hover {
  color: #fff;
}

/* 导航右侧双 CTA */
.header-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: 4px;
  flex-shrink: 0;
}
.btn-header {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: 0.2s;
}
.btn-header svg {
  width: 14px;
  height: 14px;
}
.btn-header--ghost {
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.45);
}
.btn-header--ghost:hover {
  border-color: var(--yellow);
  color: var(--yellow);
}
.btn-header--yellow {
  background: var(--yellow);
  color: var(--navy);
  border: 1.5px solid var(--yellow);
}
.btn-header--yellow:hover {
  background: var(--yellow-dark);
  border-color: var(--yellow-dark);
}

.icon-btn {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  background: none;
  border: 0;
  color: #fff;
  border-radius: 50%;
  transition: background 0.2s;
}
.icon-btn:hover {
  background: rgba(255, 255, 255, 0.12);
}
.icon-btn svg {
  width: 19px;
  height: 19px;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  background: none;
  border: 0;
  padding: 10px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  margin: 4px 0;
  transition: 0.25s;
}
body.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
body.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}
body.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.search-panel {
  display: none;
  background: var(--navy-deep);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.search-panel.open {
  display: block;
}
.search-panel form {
  display: flex;
  gap: 10px;
  padding: 16px 0;
}
.search-panel input {
  flex: 1;
  height: 46px;
  border: 0;
  border-radius: 3px;
  padding: 0 14px;
  font-size: 14px;
  background: #fff;
  color: #22303f;
}
.search-panel button {
  background: var(--yellow);
  color: var(--navy);
  border: 0;
  border-radius: 999px;
  padding: 0 28px;
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ============================================================
   SECTION 01 · Hero Carousel（全幅轮播图）
   轮播能力：自动播放 / 悬停与聚焦暂停 / 左右箭头 / 圆点 /
             键盘方向键 / 触摸滑动 / 底部进度条 / 页面隐藏时暂停
   桌面端 = 图片做背景 + 文案叠加（绝对定位切换，高度锁定不跳动）
   移动端 = 图片在上、文案在下的堆叠式轮播（避免绝对定位超高溢出）
   ============================================================ */
.hero-carousel {
  position: relative;
  background: var(--navy-ink);
  overflow: hidden;
}
.hc-viewport {
  position: relative;
  height: clamp(520px, 72vh, 670px);
}
.hc-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.85s ease,
    visibility 0.85s ease;
}
.hc-slide.is-active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}
.hc-media {
  position: absolute;
  inset: 0;
  background: #0d1f3c;
}
.hc-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.06);
  transition: transform 8s linear;
}
.hc-slide.is-active .hc-media img {
  transform: scale(1);
}
.hc-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    rgba(9, 24, 47, 0.95) 0%,
    rgba(9, 24, 47, 0.88) 33%,
    rgba(9, 24, 47, 0.55) 62%,
    rgba(9, 24, 47, 0.26) 100%
  );
}
.hc-inner {
  position: relative;
  z-index: 3;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 64px 0 104px;
}
.hc-copy {
  max-width: 660px;
  color: #fff;
}
.hc-copy .eyebrow {
  color: rgba(255, 255, 255, 0.76);
}
.hc-copy h1 {
  color: #fff;
  font-size: clamp(30px, 3.5vw, 50px);
  line-height: 1.13;
  letter-spacing: -0.018em;
  margin-bottom: 20px;
}
.hc-copy h2 {
  color: #fff;
  font-size: clamp(25px, 2.9vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  margin-bottom: 18px;
}
.hc-text {
  font-size: 16.5px;
  color: rgba(255, 255, 255, 0.8);
  max-width: 560px;
  margin-bottom: 26px;
}
.hc-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 30px;
}
.hc-specs li {
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 6px 14px;
}
.hc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* 左右箭头（各断点均显示，移动端见 ≤960px 覆写） */
.hc-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 9;
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  padding: 0;
  cursor: pointer;
  pointer-events: auto;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  transition: 0.22s;
  -webkit-tap-highlight-color: transparent;
}
.hc-arrow:hover {
  background: var(--yellow);
  color: var(--navy);
}
.hc-arrow:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 3px;
}
.hc-arrow svg {
  width: 22px;
  height: 22px;
  pointer-events: none;
}
.hc-arrow.prev {
  left: clamp(10px, 1.6vw, 26px);
}
.hc-arrow.next {
  right: clamp(10px, 1.6vw, 26px);
}

/* 底部：圆点 + 序号 */
.hc-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 6;
  padding: 0 0 24px;
}
.hc-bar-inner {
  display: flex;
  align-items: center;
  gap: 20px;
}
.hc-dots {
  display: flex;
  gap: 9px;
}
.hc-dots button {
  width: 34px;
  height: 3px;
  border: 0;
  padding: 0;
  border-radius: 2px;
  position: relative;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.34);
  transition:
    width 0.25s,
    background 0.25s;
  -webkit-tap-highlight-color: transparent;
}
/* 透明伪元素把点击热区放大到 34px 高：视觉上仍是细条，手指却点得中 */
.hc-dots button::after {
  content: "";
  position: absolute;
  left: -5px;
  right: -5px;
  top: -15px;
  bottom: -15px;
}
.hc-dots button:hover {
  background: rgba(255, 255, 255, 0.6);
}
.hc-dots button.is-active {
  background: var(--yellow);
  width: 58px;
}
.hc-count {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.62);
  margin: 0 0 0 auto;
  font-family: var(--font-serif);
}
.hc-count b {
  color: #fff;
}

/* 自动播放进度条 */
.hc-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 3px;
  width: 100%;
  background: rgba(255, 255, 255, 0.14);
  z-index: 8;
}
.hc-progress i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--yellow);
  animation-name: hcBar;
  animation-duration: 7000ms;
  animation-timing-function: linear;
  animation-fill-mode: forwards;
}
@keyframes hcBar {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}
/* ============================================================
   SECTION 02 · Trust Bar
   ============================================================ */
.trust {
  background: var(--navy);
  color: #fff;
  padding: 22px 0;
}
.trust-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px 26px;
}
.trust-list li {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9);
}
.trust-list svg {
  width: 16px;
  height: 16px;
  color: var(--yellow);
  flex: 0 0 16px;
}

/* ============================================================
   SECTION 09 · 公司介绍栏目（左：正文 + 车间小图 .about-thumb；右：要点 + 证书小区域 .cert-mini）
   ============================================================ */
.about {
  background: #fff;
  padding: var(--sec-pad) 0;
}
.split-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: 76px;
  align-items: start;
}
.about h2 {
  font-size: clamp(26px, 2.7vw, 38px);
}
.about-body {
  font-size: 15.5px;
  color: #54617a;
  padding-top: 6px;
}
.about-body h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

/* 3 条要点 */
.bullet-list {
  margin-top: 8px;
}
.bullet-list li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 16px;
  font-size: 15px;
  color: #54617a;
}
.bullet-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 14px;
  height: 2.5px;
  background: var(--yellow);
}
.bullet-list strong {
  color: var(--navy);
  font-weight: 700;
}

/* 制造流程四步（原方案附图「四栏编号卡片」） */
.caps {
  margin-top: 74px;
  padding-top: 52px;
  border-top: 1px solid var(--line);
}
.caps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 34px;
}
.cap-card {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--yellow);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition:
    transform 0.28s,
    box-shadow 0.28s;
}
.cap-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
}
.cap-num {
  font-family: var(--font-serif);
  font-size: 34px;
  line-height: 1;
  color: var(--blue-light);
  padding: 20px 22px 0;
  letter-spacing: 0.02em;
}
.cap-media {
  aspect-ratio: 4/3;
  border: 0;
  border-bottom: 1px dashed #b9c7d8;
  border-radius: 0;
  margin: 10px 0 0;
}
.cap-body {
  padding: 18px 22px 24px;
}
.cap-body h3 {
  font-size: 16px;
  margin-bottom: 8px;
}
.cap-body p {
  font-size: 13.5px;
  color: var(--text-soft);
  margin: 0;
}

/* Medfibers at a glance —— GEO / AI 引用区块 */
.glance {
  margin-top: 52px;
  background: var(--blue-light-2);
  border-left: 3px solid var(--yellow);
  border-radius: var(--radius);
  padding: 28px 30px;
}
.glance h3 {
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.glance dl {
  display: grid;
  grid-template-columns: minmax(160px, max-content) 1fr;
  gap: 10px 26px;
  margin: 0;
}
.glance dt {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--navy);
}
.glance dd {
  margin: 0;
  font-size: 13.5px;
  color: #54617a;
}

/* [已停用 · 保留备查] 生产车间实拍图（原全宽 16:9 大图）
   本轮改造已按需求把它改为 .about-thumb 小图（见文件尾部「新增 · 公司简介」段），
   以下 .about-media 规则当前无元素引用，保留以便日后恢复大图版式。 */
.about-media {
  margin: 56px 0 0;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--navy-ink);
  box-shadow: var(--shadow-card);
}
.about-media img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.about-media figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 30px 30px 26px;
  background: linear-gradient(
    180deg,
    rgba(9, 24, 47, 0),
    rgba(9, 24, 47, 0.86) 62%,
    rgba(9, 24, 47, 0.94)
  );
  color: rgba(255, 255, 255, 0.86);
  font-size: 13.5px;
  line-height: 1.62;
  max-width: 820px;
}
.about-media figcaption b {
  display: block;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 8px;
}
.about-media figcaption a {
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
}
.about-media figcaption a:hover {
  color: var(--yellow);
  border-bottom-color: var(--yellow);
}

/* About 左栏语义容器（列宽/间距由 .split-grid 控制，此处显式声明以便样式可追溯） */
.split-head {
  display: block;
}

/* ============================================================
   [已停用 · 编号作废] 独立证书展示区（原 SECTION 04）
   [已停用 · 保留备查] 证书板块已按需求并入 SECTION 09 公司简介右栏的 .cert-mini，
   以下 .certs / .cert-* 规则当前无元素引用，保留以便日后恢复独立证书板块。
   证书以「文件图形 + 名称 + 适用范围 + 下载入口」呈现；
   [IMG-CERT-x] 上线后可直接把 .cert-doc 换成真实证书扫描件 <img>
   ============================================================ */
.certs {
  background: var(--blue-light-2);
  padding: 84px 0 90px;
}
.certs-head {
  text-align: center;
  max-width: 840px;
  margin: 0 auto 46px;
}
.certs-head h2 {
  font-size: clamp(26px, 2.7vw, 38px);
}
.certs-head p {
  margin-top: 16px;
  font-size: 15.5px;
  color: #54617a;
}
.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.cert-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition:
    transform 0.28s,
    box-shadow 0.28s,
    border-color 0.28s;
}
.cert-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
  border-color: #cfd9e6;
}
.cert-doc {
  position: relative;
  aspect-ratio: 4/3;
  display: grid;
  place-items: center;
  padding: 24px;
  background: linear-gradient(155deg, #f8fafc 0%, #e7eef7 100%);
  border-bottom: 1px solid var(--line);
}
.cert-doc img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.cert-doc > svg {
  width: 62%;
  max-width: 158px;
  height: auto;
}
.cert-doc .seal {
  fill: var(--yellow);
}
.cert-doc--alt .seal {
  fill: var(--navy);
}
.cert-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--navy);
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  padding: 4px 9px;
  border-radius: 2px;
}
.cert-body {
  padding: 20px 22px 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.cert-body h3 {
  font-size: 16px;
  margin-bottom: 8px;
}
.cert-body p {
  font-size: 13.3px;
  color: #54617a;
  margin-bottom: 14px;
}
.cert-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}
.cert-tags span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--navy);
  background: var(--blue-light);
  border-radius: 999px;
  padding: 4px 10px;
}
.cert-body .btn-learn {
  margin-top: auto;
  align-self: flex-start;
}
.cert-scope {
  margin-top: 34px;
  text-align: center;
  font-size: 12.8px;
  color: var(--text-soft);
}
.cert-scope a {
  color: var(--navy);
  font-weight: 700;
  border-bottom: 1px solid rgba(27, 59, 110, 0.3);
}
.cert-scope a:hover {
  color: var(--yellow-dark);
  border-bottom-color: var(--yellow-dark);
}
/* ============================================================
   SECTION 04 · 临床展示板块
   ============================================================ */
.clinical {
  background: #fff;
  padding: 88px 0 94px;
}
.clinical-head {
  max-width: 800px;
  margin: 0 auto 46px;
  text-align: center;
}
.clinical-head h2 {
  font-size: clamp(26px, 2.7vw, 38px);
}
.clinical-head > p {
  margin-top: 18px;
  font-size: 15.5px;
  color: #54617a;
}

.clin-viewport {
  overflow: hidden;
}
.clin-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: calc((100% - 52px) / 3);
  gap: 26px;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.clin-card {
  display: flex;
  flex-direction: column;
  background: var(--blue-light-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition:
    transform 0.28s,
    box-shadow 0.28s;
}
.clin-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
}
.clin-media {
  aspect-ratio: 4/3;
  position: relative;
  background: #fff;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
}
.clin-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.clin-name {
  position: absolute;
  inset: auto 0 0 0;
  padding: 14px 16px;
  background: linear-gradient(
    180deg,
    rgba(15, 36, 68, 0),
    rgba(15, 36, 68, 0.82)
  );
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}
.clin-body {
  padding: 20px 22px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.clin-body p {
  font-size: 13.8px;
  color: #54617a;
  margin-bottom: 16px;
}
.clin-body .text-link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 11.5px;
}
.clin-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 30px;
}

/* ============================================================
   SECTION 05 · OEM & ODM
   ============================================================ */
.oem {
  background: var(--navy);
  color: #fff;
  padding: 88px 0;
}
.oem h2 {
  color: #fff;
  font-size: clamp(26px, 2.7vw, 38px);
}
.oem .eyebrow {
  color: rgba(255, 255, 255, 0.72);
}
.oem .h-rule {
  background: var(--yellow);
}
.oem-lead {
  max-width: 760px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 15.5px;
  margin-top: 18px;
}
.oem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 48px;
}
.oem-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  padding: 24px 24px 26px;
  transition: 0.25s;
}
.oem-item:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(245, 196, 0, 0.5);
}
.oem-item h3 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 10px;
}
.oem-item p {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.72);
  margin: 0;
}
.oem-item .idx {
  display: block;
  font-family: var(--font-serif);
  font-size: 13px;
  color: var(--yellow);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.oem-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 40px;
  align-items: center;
}
.oem-actions .note {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
}

/* ============================================================
   SECTION 06 · Why Medfibers
   ============================================================ */
.why {
  background: #fff;
  padding: 88px 0 94px;
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  margin-top: 8px;
}
.why-item {
  padding: 30px 30px 32px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.why-item h3 {
  font-size: 16px;
  margin-bottom: 10px;
  position: relative;
  padding-left: 26px;
}
.why-item h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 14px;
  height: 2.5px;
  background: var(--yellow);
}
.why-item p {
  font-size: 13.8px;
  color: #54617a;
  margin: 0;
}

/* ============================================================
   SECTION 07 · Compatible Laser Systems
   ============================================================ */
.compat {
  background: var(--blue-light-2);
  padding: 84px 0 90px;
}
.table-wrap {
  overflow-x: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}
.spec-table {
  min-width: 720px;
}
.spec-table th,
.spec-table td {
  padding: 14px 20px;
  text-align: left;
  font-size: 13.8px;
  border-bottom: 1px solid var(--line);
}
.spec-table thead th {
  background: var(--navy);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  border-bottom: 0;
  white-space: nowrap;
}
.spec-table tbody tr:last-child td {
  border-bottom: 0;
}
.spec-table tbody tr:nth-child(even) {
  background: var(--blue-light-2);
}
.spec-table td:first-child {
  font-weight: 700;
  color: var(--navy);
}
.spec-table a {
  color: var(--navy);
  font-weight: 700;
  border-bottom: 1px solid rgba(27, 59, 110, 0.3);
}
.spec-table a:hover {
  color: var(--yellow-dark);
  border-bottom-color: var(--yellow-dark);
}
.table-note {
  margin-top: 20px;
  font-size: 13px;
  color: var(--text-soft);
}
.table-note strong {
  color: var(--navy);
}

/* ============================================================
   SECTION 08 · Technology & Resources（合并板块）· 上半：Technology
   ============================================================ */
.tech {
  background: var(--blue-light-2);
  padding: 84px 0 90px;
}
.card-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.link-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 28px 26px 26px;
  transition:
    transform 0.28s,
    box-shadow 0.28s,
    border-color 0.28s;
}
.link-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
  border-color: #d3dbe6;
}
.link-card .kicker {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--yellow-dark);
  margin-bottom: 12px;
}
.link-card h3 {
  font-size: 16.5px;
  margin-bottom: 10px;
}
.link-card p {
  font-size: 13.8px;
  color: #54617a;
  margin-bottom: 18px;
}
.link-card .text-link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 11.5px;
}

/* ============================================================
   SECTION 08 · Technology & Resources（合并板块）· 下半：Resources
   ============================================================ */
.res {
  background: #fff;
  padding: 84px 0 90px;
}
.res-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  margin-top: 8px;
}
.res-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 26px 8px 26px 0;
  border-bottom: 1px solid var(--line);
  transition: 0.2s;
}
.res-item:nth-child(odd) {
  padding-right: 34px;
}
.res-item:nth-child(even) {
  padding-left: 34px;
  border-left: 1px solid var(--line);
}
.res-item:hover {
  background: var(--blue-light-2);
}
.res-icon {
  display: grid;
  place-items: center;
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  background: var(--blue-light);
  color: var(--navy);
  border-radius: 4px;
}
.res-icon svg {
  width: 20px;
  height: 20px;
}
.res-item h3 {
  font-size: 16px;
  margin-bottom: 6px;
}
.res-item p {
  font-size: 13.5px;
  color: #54617a;
  margin: 0;
}

/* ============================================================
   SECTION 10 · News（1 条置顶 + 2 条列表，全部配图）
   ============================================================ */
.news {
  background: var(--blue-light-2);
  padding: 84px 0 90px;
}
.news-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}
.news-head h2 {
  font-size: clamp(26px, 2.7vw, 38px);
}
.news-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}
.news-feat {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition:
    transform 0.28s,
    box-shadow 0.28s;
}
.news-feat:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
}
.news-feat-media {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #dfe8f2;
}
.news-feat-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s;
}
.news-feat:hover .news-feat-media img {
  transform: scale(1.045);
}
.news-feat-body {
  padding: 26px 28px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.news-feat-body h3 {
  font-size: clamp(19px, 1.8vw, 24px);
  line-height: 1.34;
  margin-bottom: 12px;
}
.news-feat-body h3 a:hover {
  color: var(--yellow-dark);
}
.news-feat-body p {
  font-size: 14px;
  color: #54617a;
}
.news-feat-body .text-link {
  margin-top: auto;
  align-self: flex-start;
  padding-top: 18px;
}
.news-side {
  display: grid;
  grid-auto-rows: 1fr;
  gap: 28px;
  /*
  display: grid;
  gap: 28px;
  */
}
.news-item {
  display: grid;
  grid-template-columns: clamp(140px, 40%, 200px) minmax(0, 1fr);
  /*
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);

*/
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition:
    transform 0.28s,
    box-shadow 0.28s;
}
.news-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}
.news-item-media {
  overflow: hidden;
  background: #dfe8f2;
}
.news-item-media img {
  width: 100%;
  height: auto;
  max-height: 100%;
  object-fit: contain;
  border-radius: 3px;
  transition: transform 0.6s;

  /*
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s;
  */
}
.news-item:hover .news-item-media img {
  transform: scale(1.03);
}
.news-item-body {
  padding: 18px 22px 18px 0;
}
.news-item-body h3 {
  font-size: 15.5px;
  line-height: 1.42;
  margin-bottom: 8px;
}
.news-item-body h3 a:hover {
  color: var(--yellow-dark);
}
.news-item-body p {
  font-size: 13.2px;
  color: #54617a;
  margin: 0;
}
.news-meta {
  font-size: 11.5px;
  color: var(--text-soft);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.news-meta b {
  color: var(--yellow-dark);
  font-weight: 800;
}
/* ============================================================
   SECTION 11 · Global Markets
   ============================================================ */
.markets {
  background: var(--navy-ink);
  color: #fff;
  padding: 88px 0;
}
.markets h2 {
  color: #fff;
  font-size: clamp(26px, 2.7vw, 38px);
}
.markets .eyebrow {
  color: rgba(255, 255, 255, 0.7);
}
.markets-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
  gap: 64px;
  align-items: center;
  margin-top: 44px;
}
.globe {
  display: grid;
  place-items: center;
}
.globe svg {
  width: 100%;
  max-width: 460px;
  height: auto;
}
.region-list li {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}
.region-list li:first-child {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.region-list h3 {
  color: #fff;
  font-size: 15.5px;
  min-width: 186px;
}
.region-list p {
  margin: 0;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.68);
}

/* ============================================================
   SECTION 12 · 底部 CTA
   ============================================================ */
.cta-band {
  background: var(--yellow);
  color: var(--navy);
  padding: 66px 0;
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.cta-inner h2 {
  color: var(--navy);
  font-size: clamp(23px, 2.4vw, 34px);
  margin-bottom: 10px;
}
.cta-inner p {
  color: rgba(15, 36, 68, 0.78);
  font-size: 15px;
  margin: 0;
  max-width: 620px;
}
.cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.cta-band .btn-yellow {
  background: var(--navy);
  color: #fff;
}
.cta-band .btn-yellow:hover {
  background: var(--navy-deep);
  box-shadow: 0 10px 22px rgba(15, 36, 68, 0.3);
}
.cta-band .btn-outline {
  background: transparent;
  border-color: rgba(15, 36, 68, 0.35);
  color: var(--navy);
}
.cta-band .btn-outline:hover {
  border-color: var(--navy);
  background: rgba(255, 255, 255, 0.35);
}

/* ============================================================
   SECTION 13 · 页脚（深蓝配白，四栏）
   ============================================================ */
.site-footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.82);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding: 62px 0 0;
}
/* 四栏：品牌 + Information + Documents + Contact（Follow us 归入 Contact 栏） */
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.05fr 1.1fr;
  gap: 38px;
  padding-bottom: 54px;
}
.footer-brand .logo {
  font-size: 25px;
}
.footer-rule {
  display: block;
  width: 100%;
  max-width: 300px;
  height: 1px;
  background: rgba(255, 255, 255, 0.32);
  margin: 20px 0 22px;
  position: relative;
}
.footer-rule::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 72px;
  height: 1px;
  background: var(--yellow);
}
.footer-brand p {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.66);
  max-width: 330px;
}
.footer-col h3 {
  color: #fff;
  font-size: 15px;
  margin-bottom: 16px;
  font-weight: 700;
}
.footer-col li {
  margin-bottom: 11px;
}
.footer-col a {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.78);
}
.footer-col a:hover {
  color: var(--yellow);
}
/* 重点外链：OEM & ODM 服务（与示例站一致，金色高亮） */
.footer-col a.is-highlight {
  color: var(--yellow);
  font-weight: 700;
}
.footer-col a.is-highlight:hover {
  color: #fff;
}
/* Contact 栏内的 Follow us 小标题 */
.footer-sub-h {
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  margin: 26px 0 12px;
}
.footer-col .sub {
  display: block;
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 3px;
}
.footer-follow {
  display: flex;
  gap: 10px;
  margin-top: 0;
}
.social {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  color: #fff;
  transition: 0.2s;
}
.social:hover {
  background: var(--yellow);
  border-color: var(--yellow);
  color: var(--navy);
}
.social svg {
  width: 16px;
  height: 16px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding: 18px 0;
}
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-bottom p {
  margin: 0;
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.6);
}
.legal {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
}
.legal a {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.72);
}
.legal a:hover {
  color: var(--yellow);
}

/* ============================================================
   移动端固定底部操作栏（策划方案 §7.2）
   ============================================================ */
.mobile-bar {
  display: none;
}
.to-top {
  position: fixed;
  right: 18px;
  bottom: 26px;
  z-index: 88;
  width: 40px;
  height: 40px;
  background: var(--navy);
  color: #fff;
  border: 0;
  border-radius: 3px;
  display: grid;
  place-items: center;
  opacity: 0;
  visibility: hidden;
  transition: 0.28s;
}
.to-top.show {
  opacity: 1;
  visibility: visible;
}
.to-top:hover {
  background: var(--navy-deep);
}
.to-top svg {
  width: 16px;
  height: 16px;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1200px) {
  .nav-list {
    gap: 20px;
  }
  .nav-item > a {
    font-size: 13.5px;
  }
  .split-grid {
    gap: 52px;
  }
  .footer-grid {
    grid-template-columns: 1.3fr 1fr 1fr 1fr;
    gap: 30px;
  }
}

@media (max-width: 1080px) {
  .topbar {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin: 0;
    background: var(--navy-deep);
    display: none;
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  body.nav-open .main-nav {
    display: block;
  }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .nav-item > a {
    padding: 15px 24px;
    display: flex;
    justify-content: space-between;
    font-size: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  .nav-item > a::after {
    display: none;
  }
  .sub-menu,
  .mega {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    display: none;
    width: auto;
    box-shadow: none;
    border-top: 0;
    background: rgba(0, 0, 0, 0.18);
    padding: 6px 0;
    grid-template-columns: 1fr;
    gap: 0;
  }
  .nav-item.open > .sub-menu,
  .nav-item.open > .mega {
    display: block;
  }
  .sub-menu a {
    padding: 11px 34px;
  }
  .mega-col {
    padding: 6px 0;
  }
  .mega-col > h3 {
    padding: 8px 24px 8px;
    margin: 0;
    border-bottom: 0;
    color: var(--yellow);
  }
  .mega-col a {
    padding: 9px 34px;
  }
  .mega-note {
    display: none;
  }
  .header-cta {
    display: none;
  }
  .header-inner {
    gap: 10px;
  }
  .icon-btn {
    margin-left: auto;
  }
}

@media (max-width: 960px) {
  :root {
    --sec-pad: 64px;
  }

  .split-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }
  .caps {
    margin-top: 52px;
    padding-top: 40px;
  }
  .caps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .clinical {
    padding: 64px 0 72px;
  }
  .clin-track {
    grid-auto-columns: calc((100% - 22px) / 2);
    gap: 22px;
  }
  .oem {
    padding: 64px 0;
  }
  .oem-grid {
    grid-template-columns: 1fr 1fr;
  }
  .why {
    padding: 64px 0 70px;
  }
  .why-grid {
    grid-template-columns: 1fr 1fr;
  }
  .compat {
    padding: 64px 0 70px;
  }
  .certs {
    padding: 64px 0 70px;
  }
  .cert-grid {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }
  .tech {
    padding: 64px 0 70px;
  }
  .card-grid-3 {
    grid-template-columns: 1fr 1fr;
  }
  .res {
    padding: 64px 0 70px;
  }
  .res-list {
    grid-template-columns: 1fr;
  }
  .res-item:nth-child(odd) {
    padding-right: 8px;
  }
  .res-item:nth-child(even) {
    padding-left: 0;
    border-left: 0;
  }
  .news {
    padding: 64px 0 70px;
  }
  .news-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .news-side {
    gap: 22px;
  }
  .markets {
    padding: 64px 0;
  }
  .markets-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .globe {
    order: 2;
  }
  .cta-band {
    padding: 52px 0;
  }
  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    padding-bottom: 40px;
  }

  /* 移动端固定底部操作栏 */
  .mobile-bar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 92;
    padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
    background: rgba(15, 36, 68, 0.97);
    border-top: 1px solid rgba(255, 255, 255, 0.16);
    backdrop-filter: blur(6px);
  }
  .mobile-bar a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 999px;
    padding: 13px 12px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.07em;
    text-transform: uppercase;
  }
  .mobile-bar a svg {
    width: 16px;
    height: 16px;
  }
  .mobile-bar .mb-wa {
    background: #25d366;
    color: #08321b;
  }
  .mobile-bar .mb-quote {
    background: var(--yellow);
    color: var(--navy);
  }
  body {
    padding-bottom: 70px;
  }
  .to-top {
    bottom: 82px;
  }
}

@media (max-width: 600px) {
  .trust-list {
    flex-direction: column;
    gap: 10px;
  }
  .caps-grid {
    grid-template-columns: 1fr;
  }
  .clin-track {
    grid-auto-columns: 100%;
  }
  .oem-grid {
    grid-template-columns: 1fr;
  }
  .why-grid {
    grid-template-columns: 1fr;
  }
  .card-grid-3 {
    grid-template-columns: 1fr;
  }
  .glance dl {
    grid-template-columns: 1fr;
    gap: 2px 0;
  }
  .glance dd {
    margin-bottom: 10px;
  }
  .region-list h3 {
    min-width: 0;
    margin-bottom: 4px;
  }
  .region-list li {
    flex-direction: column;
    gap: 2px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .footer-bottom-inner {
    justify-content: flex-start;
  }
  .legal {
    gap: 14px;
  }
  .to-top {
    right: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================================
   顶部页眉 · 尺寸与自适应精修
   ≥1361px：8 项导航 + 双 CTA 完整显示
   1201–1360px：收起 Download Catalog，保留 Get a Quote
   1081–1200px：导航字号/间距收紧
   ≤1080px：汉堡菜单（全屏下拉 + 面板内 CTA）
   ≤600px：紧凑页眉
   ============================================================ */
:root {
  --header-h: 80px;
}
.header-inner {
  min-height: var(--header-h);
  gap: 18px;
}
.logo {
  flex: 0 0 auto;
}
.main-nav {
  margin-left: auto;
  min-width: 0;
}
.nav-item > a {
  font-size: 13.6px;
}
.nav-cta-mobile {
  display: none;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 0 0 auto;
}

/* 桌面端：页眉高度锁定为 --header-h —— 导航项撑满整高，
   不再用 padding:29px 撑开（否则实际高度会漂到 81px，与变量不一致） */
@media (min-width: 1081px) {
  .header-inner {
    height: var(--header-h);
  }
  .nav-list {
    height: 100%;
  }
  .nav-item {
    height: 100%;
  }
  .nav-item > a {
    height: 100%;
    padding-top: 0;
    padding-bottom: 0;
  }
  .nav-item--static {
    position: static;
  } /* 大菜单改以 .site-header 为定位基准 → 视口水平居中，不再左侧出屏 */
}

/* 通用圆点分页控件（临床板块沿用） */
.dots {
  display: flex;
  gap: 8px;
}
.dots button {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 0;
  padding: 0;
  background: #c3ceda;
  transition:
    width 0.2s,
    background 0.2s;
}
.dots button.is-active {
  background: var(--yellow);
  width: 26px;
  border-radius: 999px;
}
.dots--light button {
  background: rgba(255, 255, 255, 0.4);
}
.dots--light button.is-active {
  background: var(--yellow);
}

@media (min-width: 1500px) {
  /* 8 项导航 + 双 CTA 在 1240 容器里放不下（实测需要约 1328px），
     因此把「页眉行」单独放宽到 1400px；正文仍保持 1240px 不变 */
  .header-inner {
    max-width: 1400px;
  }
}
@media (max-width: 1499px) {
  /* 1361–1499px：收起 Download Catalog，仅保留 Get a Quote，杜绝导航与 CTA 抢位 */
  .header-cta .btn-header--ghost {
    display: none;
  }
}
@media (max-width: 1360px) {
  .nav-list {
    gap: 15px;
  }
  .nav-item > a {
    font-size: 13.2px;
  }
}
@media (max-width: 1200px) {
  .header-inner {
    gap: 12px;
  }
  .nav-list {
    gap: 12px;
  }
  .nav-item > a {
    font-size: 12.8px;
    gap: 5px;
  }
  .btn-header {
    padding: 9px 15px;
    font-size: 11px;
  }
  .icon-btn {
    width: 36px;
    height: 36px;
  }
}
@media (max-width: 1080px) {
  :root {
    --header-h: 64px;
  }
  .header-inner {
    min-height: var(--header-h);
    gap: 8px;
  }
  .logo {
    font-size: 23px;
  }
  .main-nav {
    max-height: calc(100vh - var(--header-h));
    max-height: calc(100dvh - var(--header-h));
    overscroll-behavior: contain;
    padding-bottom: calc(14px + env(safe-area-inset-bottom));
  }
  .nav-list {
    gap: 0;
  }
  .nav-item > a {
    padding: 16px 24px;
    font-size: 15px;
  }
  .nav-cta-mobile {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 20px 24px 8px;
  }
  .nav-cta-mobile a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 14px 12px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    text-align: center;
  }
  .nav-cta-mobile .nc-quote {
    background: var(--yellow);
    color: var(--navy);
  }
  .nav-cta-mobile .nc-catalog {
    color: #fff;
    border: 1.5px solid rgba(255, 255, 255, 0.45);
  }
  .header-actions {
    margin-left: auto;
  }
}
@media (max-width: 600px) {
  :root {
    --header-h: 60px;
  }
  .logo {
    font-size: 21px;
  }
  .icon-btn {
    width: 34px;
    height: 34px;
  }
  .nav-cta-mobile {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   新增组件 · 窄屏适配（Hero 轮播 / 生产车间图 / 证书 / News）
   ============================================================ */
@media (max-width: 1200px) {
  .cert-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .news-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }
  .news-side {
    grid-template-columns: 1fr 1fr;
    gap: 26px;
  }
}
@media (max-width: 960px) {
  /* Hero：改为「图上文下」堆叠式轮播。
     关键：3 屏用 CSS Grid 叠在同一个格子里（grid-area:1/1），容器高度 = 最高的一屏，
     切屏时高度不再跳动 —— 否则圆点行会从手指下跑掉，看着就是"按钮点了没反应"。
     图片仍然走渐变切换，不再用 display:none（那会让容器高度随当前屏变化）。 */
  .hc-viewport {
    height: auto;
    display: grid;
  }
  .hc-slide {
    position: relative;
    inset: auto;
    grid-area: 1/1;
    display: block;
    opacity: 0;
    visibility: hidden;
    transition:
      opacity 0.55s ease,
      visibility 0.55s ease;
  }
  .hc-slide.is-active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
  }
  .hc-media {
    position: relative;
    height: 230px;
  }
  .hc-media img {
    transform: none;
    transition: none;
  }
  .hc-shade {
    display: none;
  }
  .hc-inner {
    height: auto;
    padding: 0;
    display: block;
  }
  .hc-copy {
    max-width: 100%;
    padding: 30px 0 28px;
    color: #fff;
  }
  .hc-copy h1 {
    font-size: clamp(26px, 4.6vw, 34px);
  }
  .hc-copy h2 {
    font-size: clamp(22px, 4vw, 30px);
  }
  .hc-text {
    font-size: 15.5px;
  }
  /* 箭头：移动端同样保留，缩小到 44×44（满足最小触控尺寸）并压在图片上 */
  .hc-arrow {
    display: grid;
    width: 44px;
    height: 44px;
    top: 115px;
    transform: none;
    background: rgba(15, 36, 68, 0.5);
  }
  .hc-arrow svg {
    width: 18px;
    height: 18px;
  }
  .hc-arrow.prev {
    left: 12px;
  }
  .hc-arrow.next {
    right: 12px;
  }
  /* 圆点：细条加高一点点，宽度放大，配合 ::after 热区，手指点得中 */
  .hc-dots {
    gap: 3px;
  }
  .hc-dots button {
    width: 40px;
    height: 5px;
    border-radius: 2px;
  }
  .hc-dots button.is-active {
    width: 62px;
  }
  /* 底部操作栏是 position:fixed 的，圆点行必须留出净空，否则被盖住点不到 */
  .hc-bar {
    position: relative;
    padding: 0 0 calc(22px + 70px);
  }
  .hc-bar-inner {
    justify-content: space-between;
  }
  .hc-count {
    margin-left: 0;
  }
  .about-media {
    margin-top: 40px;
  }
  .about-media img {
    aspect-ratio: 4/3;
  }
  .about-media figcaption {
    position: static;
    background: none;
    color: #54617a;
    padding: 18px 4px 0;
    max-width: 100%;
    font-size: 13.5px;
  }
  .about-media figcaption b {
    color: var(--navy);
  }
  .about-media figcaption a {
    color: var(--navy);
    border-bottom-color: rgba(27, 59, 110, 0.35);
  }
  .certs {
    padding: 64px 0 70px;
  }
  .news {
    padding: 64px 0 70px;
  }
}
@media (max-width: 600px) {
  .hc-media {
    height: 200px;
  }
  .hc-copy {
    padding: 28px 0 28px;
  }
  .hc-copy h1 {
    font-size: 25px;
  }
  .hc-specs li {
    font-size: 11.5px;
    padding: 5px 11px;
  }
  .hc-actions .btn-yellow,
  .hc-actions .btn-ghost,
  .hc-actions .btn-outline {
    width: 100%;
    text-align: center;
  }
  .cert-grid {
    grid-template-columns: 1fr;
  }
  .news-side {
    grid-template-columns: 1fr;
  }
  .news-item {
    grid-template-columns: 1fr;
  }
  .news-item-media {
    padding: 14px;
    /*
    aspect-ratio: 16/9;
    */
  }
  .news-item-body {
    padding: 18px 20px 20px;
  }
  .news-feat-body {
    padding: 22px 20px 24px;
  }
}

/* ============================================================
   新增 · 产品展览（三横排 · 行内横向轨道）
   ============================================================ */
.products {
  background: #fff;
  padding: var(--sec-pad) 0;
}
.prod-row {
  margin-top: 44px;
}
.prod-row:first-of-type {
  margin-top: 0;
}
.row-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
  padding-bottom: 13px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}
.row-head .count {
  font-family: var(--font-serif);
  font-size: 13px;
  color: var(--yellow-dark);
  letter-spacing: 0.1em;
}
.row-head h3 {
  font-size: 17px;
  margin: 0;
}
.row-head h3 a:hover {
  color: var(--yellow-dark);
}
.row-meta {
  font-size: 12px;
  color: var(--text-soft);
  letter-spacing: 0.04em;
}
.row-nav {
  margin-left: auto;
  display: flex;
  gap: 8px;
}
.row-arrow {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  padding: 0;
  border-radius: 50%;
  border: 1.5px solid #c8d0da;
  background: #fff;
  color: var(--navy);
  transition:
    background 0.2s,
    color 0.2s,
    border-color 0.2s;
}
.row-arrow:hover {
  border-color: var(--navy);
  background: var(--navy);
  color: #fff;
}
.row-arrow:disabled {
  opacity: 0.32;
  cursor: default;
}
.row-arrow:disabled:hover {
  border-color: #c8d0da;
  background: #fff;
  color: var(--navy);
}
.row-arrow svg {
  width: 16px;
  height: 16px;
}

/* 注：此处刻意不写 scroll-behavior:smooth —— CSS 平滑滚动会和 JS 的
   scrollBy({behavior:"smooth"}) 抢占同一个动画通道，实测表现为「第一次点箭头
   没反应」。改由 JS 自己用 requestAnimationFrame 缓动，snap 也放宽为 proximity，
   避免强制吸附打断程序化滚动。 */
.prod-track {
  display: flex;
  gap: 22px;
  margin: 0;
  padding: 8px 0 34px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.prod-track::-webkit-scrollbar {
  display: none;
}
.prod-card {
  flex: 0 0 calc((100% - 66px) / 4);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition:
    transform 0.28s,
    box-shadow 0.28s,
    border-color 0.28s;
}
.prod-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: #d3dbe6;
}
.prod-media {
  aspect-ratio: 4/3;
  border: 0;
  border-bottom: 1px dashed #b9c7d8;
  border-radius: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
  justify-content: center;
}
.prod-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #fff;
}
.prod-media .slot-icon {
  width: 34px;
  height: 34px;
  opacity: 0.45;
}
.prod-body {
  padding: 16px 18px 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.prod-body h4 {
  font-size: 15px;
  line-height: 1.35;
  margin-bottom: 7px;
}
.prod-body h4 a:hover {
  color: var(--yellow-dark);
}
.prod-body p {
  font-size: 12.8px;
  color: var(--text-soft);
  margin-bottom: 14px;
}
.prod-body .btn-learn {
  margin-top: auto;
  align-self: flex-start;
  font-size: 11px;
  padding: 7px 15px;
}
.prod-card--all {
  background: var(--navy);
  border-color: var(--navy);
}
.prod-card--all .prod-body {
  justify-content: center;
  padding: 26px 22px;
}
.prod-card--all h4,
.prod-card--all h4 a {
  color: #fff;
}
.prod-card--all p {
  color: rgba(255, 255, 255, 0.68);
}
.prod-card--all .btn-learn {
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
}
.prod-card--all .btn-learn:hover {
  border-color: var(--yellow);
  color: var(--yellow);
  box-shadow: none;
}
.prod-card--all:hover {
  background: var(--navy-deep);
}

/* ============================================================
   新增 · 公司简介：左栏车间小图 + 右栏证书小区域
   ============================================================ */
.about-thumb {
  margin: 36px 0 0;
  max-width: 400px;
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-card);
}
.about-thumb img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.about-thumb figcaption {
  padding: 13px 15px;
  background: var(--blue-light-2);
  font-size: 12.3px;
  line-height: 1.58;
  color: var(--text-soft);
}

.cert-mini {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.cert-mini-h {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--navy);
  margin: 0 0 13px;
}
.cert-mini-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 13px;
}
.cert-mini-list li {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--navy);
  background: var(--blue-light);
  border-radius: 999px;
  padding: 5px 13px;
}
.cert-mini-note {
  margin: 0;
  font-size: 12.4px;
  line-height: 1.65;
  color: var(--text-soft);
}

/* ============================================================
   新增 · Technology & Resources（合并板块）
   ============================================================ */
.know {
  background: var(--blue-light-2);
  padding: 84px 0 90px;
}
.know-sub {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid #d8e0ea;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--navy);
}
.know-sub::before {
  content: "";
  width: 22px;
  height: 2.5px;
  background: var(--yellow);
  flex: 0 0 22px;
}
.know .card-grid-3 {
  margin-bottom: 56px;
}
.know-sub--gap {
  margin-top: 0;
}
.know .res-list {
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  border-top: 0;
  margin-top: 0;
}
.know .res-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
  box-shadow: var(--shadow-card);
  transition:
    transform 0.28s,
    box-shadow 0.28s,
    border-color 0.28s;
}
.know .res-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  background: #fff;
  border-color: #d3dbe6;
}

/* ============================================================
   新增组件的响应式
   ============================================================ */
@media (max-width: 1200px) {
  .prod-card {
    flex: 0 0 calc((100% - 44px) / 3);
  }
}
@media (max-width: 1080px) {
  .know .res-list {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 960px) {
  .products {
    padding: 64px 0 70px;
  }
  .prod-card {
    flex: 0 0 calc((100% - 22px) / 2);
  }
  .know {
    padding: 64px 0 70px;
  }
  .know .card-grid-3 {
    margin-bottom: 44px;
  }
  .about-thumb {
    max-width: 100%;
    margin-top: 30px;
  }
  .cert-mini {
    margin-top: 30px;
    padding-top: 20px;
  }
}
@media (max-width: 600px) {
  .prod-card {
    flex: 0 0 80%;
  }
  .prod-track {
    gap: 16px;
  }
  .row-nav {
    width: 100%;
    justify-content: flex-end;
    margin-left: 0;
  }
  .row-head {
    gap: 10px;
  }
  .know .res-list {
    grid-template-columns: 1fr;
  }
  .prod-card--all .prod-body {
    padding: 22px 18px;
  }
}

.news-item {
  display: grid;
  grid-template-columns: clamp(150px, 42%, 206px) minmax(0, 1fr);
  align-items: center;
}
.news-item-media {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  background: #fff;
  overflow: visible;
}
.news-item-media img {
  width: 100%;
  height: auto;
  max-height: 220px;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 2px 10px rgba(16, 33, 63, 0.12);
}
.news-item:hover .news-item-media img {
  transform: none;
  box-shadow: 0 4px 14px rgba(16, 33, 63, 0.18);
}
.news-item-body {
  padding: 18px 22px 18px 0;
}
@media (max-width: 600px) {
  .news-item {
    grid-template-columns: 1fr;
  }
  .news-item-media {
    padding: 16px 16px 0;
  }
}

/* 图片容器：锁定统一比例，超出部分裁掉 */
.prod-media.media-slot {
  aspect-ratio: 1 / 1; /* 统一为正方形，想更扁可改 4/3 */
  overflow: hidden;
}

/* 图片：填满容器并居中裁切，不再按原始比例撑高卡片 */
.prod-media.media-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* 强制产品图拉伸填满容器，尺寸位置与其他卡完全一致 */
.prod-media.media-slot {
  aspect-ratio: 1 / 1;
  overflow: hidden;
}
.prod-media.media-slot img {
  width: 100% !important;
  height: 100% !important;
  object-fit: fill !important; /* 拉伸填满，不管原图比例 */
  display: block;
}

.logo img {
  display: block;
  height: 42px; /* 按你导航栏高度微调，36–48 之间 */
  width: auto;
}

/* Header logo image · base + responsive */
.logo {
  display: inline-flex;
  align-items: center;
  line-height: 0; /* 防止图片底下的幽灵空白撑高 header */
}
.logo img {
  display: block;
  height: 42px; /* 桌面端默认高度，按你的导航条高度调 */
  width: auto;
  max-width: 100%; /* 比父容器宽就缩，不撑破布局 */
}

/* 平板 */
@media (max-width: 1024px) {
  .logo img {
    height: 38px;
  }
}

/* 手机 */
@media (max-width: 640px) {
  .logo img {
    height: 32px;
  } /* 留出空间给汉堡按钮 / 不挤主导航 */
  .site-header {
    padding-left: 12px;
    padding-right: 12px;
  }
}

/* 超小屏 */
@media (max-width: 380px) {
  .logo img {
    height: 28px;
  }
}