/* styles.css - 能光智翼全站共用样式 */
:root {
  --brand: #e07020;
  --brand-light: #f5924a;
  --brand-dark: #b85612;
  --primary: #0c2340;
  --primary-mid: #163a63;
  --primary-light: #1e5a96;
  --accent: #2b6cb0;
  --text: #1a2332;
  --text-muted: #5c6778;
  --text-light: #8b95a5;
  --bg: #ffffff;
  --bg-soft: #f7f9fc;
  --bg-muted: #eef2f7;
  --bg-dark: #0a1628;
  --border: #dde3ec;
  --border-light: #e8edf3;
  --shadow-sm: 0 2px 8px rgba(12, 35, 64, 0.06);
  --shadow: 0 8px 32px rgba(12, 35, 64, 0.1);
  --shadow-lg: 0 20px 50px rgba(12, 35, 64, 0.14);
  --radius: 10px;
  --radius-lg: 16px;
  --container: 1180px;
  --header-h: 72px;
  --topbar-h: 38px;
  --font: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

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

html {
  overflow-x: clip;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  line-height: 1.65;
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

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

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

ul { margin: 0; padding: 0; list-style: none; }

.container {
  width: min(var(--container), calc(100% - 2.5rem));
  margin-inline: auto;
}

#layout-content > .container {
  width: 100%;
  max-width: none;
  padding: 0;
}

/* 顶栏 / 导航（layout 或预览页） */
.topbar {
  background: var(--primary);
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.8125rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--topbar-h);
}

.topbar__left, .topbar__right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.topbar__item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.topbar__item svg { flex-shrink: 0; opacity: 0.75; }

.topbar a { color: rgba(255, 255, 255, 0.88); transition: color 0.2s; }
.topbar a:hover { color: #fff; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  transition: box-shadow 0.3s;
}

.site-header.is-scrolled { box-shadow: var(--shadow-sm); }

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: var(--header-h);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.brand__logo {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(145deg, var(--brand), var(--brand-light));
  display: grid;
  place-items: center;
  box-shadow: 0 4px 12px rgba(224, 112, 32, 0.35);
}

.brand__logo svg { width: 24px; height: 24px; }

.brand__text { display: flex; flex-direction: column; gap: 0.1rem; }

.brand__name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.brand__en {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-light);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.nav { display: flex; align-items: center; gap: 0.5rem; }

.nav__links {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__links a {
  position: relative;
  color: var(--text);
  padding: 0.6rem 0.9rem;
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: 8px;
  transition: color 0.2s;
}

.nav__links a::after {
  content: "";
  position: absolute;
  left: 0.9rem;
  right: 0.9rem;
  bottom: 0.35rem;
  height: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transition: transform 0.25s;
}

.nav__links a:hover,
.nav__links a.active { color: var(--primary); }

.nav__links a.active::after,
.nav__links a:hover::after { transform: scaleX(1); }

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-left: 0.5rem;
  padding: 0.62rem 1.1rem;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}

.nav__cta:hover {
  background: var(--primary-mid);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(12, 35, 64, 0.25);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  color: var(--primary);
  width: 42px;
  height: 42px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* 页脚（预览页 site-footer） */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, 0.72);
  padding: 3.5rem 0 0;
}

.footer-brand { margin-bottom: 1rem; }
.footer-brand .brand__name { color: #fff; }
.footer-brand .brand__en { color: rgba(255, 255, 255, 0.45); }

.footer-brand__desc {
  margin: 0.85rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.5);
  max-width: 260px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 2rem;
  padding-bottom: 2.5rem;
}

.footer-title {
  display: block;
  margin-bottom: 1rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.04em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-links a {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--brand-light); }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 0.65rem;
}

.footer-contact-item svg {
  flex-shrink: 0;
  margin-top: 0.15rem;
  opacity: 0.6;
}

.footer-meta {
  padding: 1.25rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
  line-height: 1.8;
}

.footer-meta a {
  color: rgba(255, 255, 255, 0.45);
  transition: color 0.2s;
}

.footer-meta a:hover { color: var(--brand-light); }

/* 页面内容区 */
/* 全宽区块：仅在 container 内使用时向两侧撑满，避免 100vw 溢出滚动条 */
#layout-content > .container :is(main,.wing-site) .wing-fullbleed,
.container :is(main,.wing-site) .wing-fullbleed {
  width: auto;
  max-width: none;
  margin-inline: calc(50% - 50vw);
}

/* 预览页 / 无 container 包裹时保持 100% 宽，不做 vw  breakout */
:is(main,.wing-site) .wing-fullbleed {
  width: 100%;
  max-width: 100%;
  margin-inline: 0;
  position: relative;
  left: auto;
  right: auto;
}

#layout-content > .container :is(main,.wing-site) .wing-fullbleed,
.container :is(main,.wing-site) .wing-fullbleed {
  position: relative;
}

main.wing-site,
#layout-content :is(main,.wing-site) {
  font-family: var(--font);
  color: var(--text);
  line-height: 1.65;
}

:is(main,.wing-site) {
  display: block;
}

:is(main,.wing-site) .container {
  width: min(var(--container), calc(100% - 2.5rem));
  margin-inline: auto;
}

/* Hero */
:is(main,.wing-site) .hero {
  position: relative;
  min-height: clamp(480px, 68vh, 620px);
  overflow: hidden;
  background: var(--bg-dark);
}

:is(main,.wing-site) .hero__slides,
:is(main,.wing-site) .hero__slide {
  position: absolute;
  inset: 0;
}

:is(main,.wing-site) .hero__slide {
  opacity: 0;
  transition: opacity 0.8s ease;
  pointer-events: none;
}

:is(main,.wing-site) .hero__slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

:is(main,.wing-site) .hero__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

:is(main,.wing-site) .hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(10, 22, 40, 0.88) 0%, rgba(10, 22, 40, 0.55) 48%, rgba(10, 22, 40, 0.2) 100%),
    linear-gradient(180deg, transparent 60%, rgba(10, 22, 40, 0.4) 100%);
}

:is(main,.wing-site) .hero__content {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  z-index: 2;
}

:is(main,.wing-site) .hero__panel {
  max-width: 640px;
  padding: 2rem 2.25rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
}

:is(main,.wing-site) .hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.1rem;
  padding: 0.35rem 0.85rem;
  border-radius: 4px;
  background: rgba(224, 112, 32, 0.15);
  border-left: 3px solid var(--brand);
  color: #ffcfa8;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
}

:is(main,.wing-site) .hero__title {
  margin: 0 0 1rem;
  font-size: clamp(1.75rem, 3.8vw, 2.5rem);
  line-height: 1.3;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.02em;
}

:is(main,.wing-site) .hero__text {
  margin: 0 0 1.75rem;
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
}

:is(main,.wing-site) .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

:is(main,.wing-site) .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.78rem 1.4rem;
  border-radius: 8px;
  border: 0;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s, border-color 0.2s;
}

:is(main,.wing-site) .btn:hover {
  transform: translateY(-2px);
}

:is(main,.wing-site) .btn--primary {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 6px 20px rgba(224, 112, 32, 0.4);
}

:is(main,.wing-site) .btn--primary:hover {
  background: var(--brand-dark);
}

:is(main,.wing-site) .btn--outline {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

:is(main,.wing-site) .btn--outline:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.6);
}

:is(main,.wing-site) .btn--dark {
  background: var(--primary);
  color: #fff;
}

:is(main,.wing-site) .btn--dark:hover {
  background: var(--primary-mid);
}

:is(main,.wing-site) .hero__nav {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 3;
}

:is(main,.wing-site) .hero__dots {
  display: flex;
  gap: 0.45rem;
}

:is(main,.wing-site) .hero__dot {
  width: 32px;
  height: 3px;
  border: 0;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  padding: 0;
  transition: background 0.3s, width 0.3s;
}

:is(main,.wing-site) .hero__dot.is-active {
  background: var(--brand);
  width: 48px;
}

/* Stats */
:is(main,.wing-site) .stats {
  position: relative;
  margin-top: -3rem;
  z-index: 10;
  padding-bottom: 1rem;
}

:is(main,.wing-site) .stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  overflow: hidden;
}

:is(main,.wing-site) .stat {
  position: relative;
  padding: 1.75rem 1.25rem;
  text-align: center;
}

:is(main,.wing-site) .stat + .stat::before {
  content: "";
  position: absolute;
  left: 0;
  top: 25%;
  height: 50%;
  width: 1px;
  background: var(--border);
}

:is(main,.wing-site) .stat__icon {
  width: 40px;
  height: 40px;
  margin: 0 auto 0.75rem;
  border-radius: 10px;
  background: var(--bg-soft);
  display: grid;
  place-items: center;
  color: var(--brand);
}

:is(main,.wing-site) .stat__value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}

:is(main,.wing-site) .stat__label {
  margin-top: 0.35rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Sections */
:is(main,.wing-site) .section {
  padding: 5rem 0;
}

:is(main,.wing-site) .section--soft {
  background: var(--bg-soft);
}

:is(main,.wing-site) .section__eyebrow {
  display: block;
  margin-bottom: 0.6rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brand);
}

:is(main,.wing-site) .section__header {
  text-align: center;
  margin-bottom: 3rem;
  max-width: 680px;
  margin-inline: auto;
}

:is(main,.wing-site) .section__header--left {
  text-align: left;
  margin-inline: 0;
  max-width: none;
}

:is(main,.wing-site) .section__title {
  margin: 0 0 0.85rem;
  font-size: clamp(1.625rem, 2.8vw, 2rem);
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.02em;
}

:is(main,.wing-site) .section__subtitle {
  margin: 0;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.75;
}

:is(main,.wing-site) .section__divider {
  width: 48px;
  height: 3px;
  background: var(--brand);
  margin: 1rem auto 0;
  border-radius: 2px;
}

:is(main,.wing-site) .section__header--left .section__divider {
  margin-left: 0;
}

/* Grids */
:is(main,.wing-site) .grid {
  display: grid;
  gap: 1.5rem;
}

:is(main,.wing-site) .grid--4 { grid-template-columns: repeat(4, 1fr); }
:is(main,.wing-site) .grid--3 { grid-template-columns: repeat(3, 1fr); }
:is(main,.wing-site) .grid--2 { grid-template-columns: repeat(2, 1fr); }

/* Product cards */
:is(main,.wing-site) .card {
  position: relative;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}

:is(main,.wing-site) .card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border);
}

:is(main,.wing-site) .card__media {
  position: relative;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  background: var(--bg-muted);
}

:is(main,.wing-site) .card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

:is(main,.wing-site) .card:hover .card__media img {
  transform: scale(1.05);
}

:is(main,.wing-site) .card__tag {
  position: absolute;
  top: 0.85rem;
  left: 0.85rem;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  background: rgba(12, 35, 64, 0.82);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

:is(main,.wing-site) .card__body {
  padding: 1.25rem 1.35rem 1.4rem;
}

:is(main,.wing-site) .card__title {
  margin: 0 0 0.5rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary);
}

:is(main,.wing-site) .card__desc {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.875rem;
  line-height: 1.65;
}

:is(main,.wing-site) .card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--brand);
  transition: gap 0.2s;
}

:is(main,.wing-site) .card:hover .card__link {
  gap: 0.6rem;
}

/* Advantages */
:is(main,.wing-site) .advantage {
  position: relative;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  transition: box-shadow 0.3s;
}

:is(main,.wing-site) .advantage:hover {
  box-shadow: var(--shadow);
}

:is(main,.wing-site) .advantage__num {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--brand);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 800;
  display: grid;
  place-items: center;
}

:is(main,.wing-site) .advantage__img-wrap {
  position: relative;
  overflow: hidden;
}

:is(main,.wing-site) .advantage__img-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(12, 35, 64, 0.15) 100%);
}

:is(main,.wing-site) .advantage img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

:is(main,.wing-site) .advantage__body {
  padding: 1.15rem 1.25rem 1.35rem;
}

:is(main,.wing-site) .advantage__title {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
}

:is(main,.wing-site) .advantage__body p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

/* Process */
:is(main,.wing-site) .process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
}

:is(main,.wing-site) .process__step {
  position: relative;
  padding: 1.75rem 1.25rem;
  text-align: center;
}

:is(main,.wing-site) .process__step + .process__step {
  border-left: 1px solid var(--border);
}

:is(main,.wing-site) .process__step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-soft);
  color: var(--brand);
  font-size: 0.875rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

:is(main,.wing-site) .process__step-title {
  margin: 0 0 0.4rem;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--primary);
}

:is(main,.wing-site) .process__step-desc {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Packaging */
:is(main,.wing-site) .packaging {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

:is(main,.wing-site) .feature-list {
  list-style: none;
  margin: 1.25rem 0;
}

:is(main,.wing-site) .feature-list li {
  position: relative;
  padding: 0.55rem 0 0.55rem 1.75rem;
  color: var(--text-muted);
  font-size: 0.9375rem;
  border-bottom: 1px solid var(--border-light);
}

:is(main,.wing-site) .feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.95rem;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--brand);
}

:is(main,.wing-site) .feature-list li:last-child {
  border-bottom: 0;
}

:is(main,.wing-site) .packaging__photo {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

:is(main,.wing-site) .packaging__photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

:is(main,.wing-site) .packaging__badge {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  padding: 0.65rem 1rem;
  border-radius: 8px;
  background: rgba(12, 35, 64, 0.88);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 600;
}

:is(main,.wing-site) .mini-products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

:is(main,.wing-site) .mini-product {
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-soft);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

:is(main,.wing-site) .mini-product:hover {
  border-color: var(--brand);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

:is(main,.wing-site) .mini-product img {
  width: 100%;
  height: 90px;
  object-fit: contain;
  padding: 0.75rem;
  background: #fff;
}

:is(main,.wing-site) .mini-product span {
  display: block;
  padding: 0.7rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-align: center;
  color: var(--primary);
  background: #fff;
  border-top: 1px solid var(--border-light);
}

/* News + About */
:is(main,.wing-site) .split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
}

:is(main,.wing-site) .panel {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  height: 100%;
}

:is(main,.wing-site) .panel__title {
  margin: 0 0 1.25rem;
  padding-bottom: 0.85rem;
  border-bottom: 2px solid var(--bg-muted);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary);
}

:is(main,.wing-site) .news-list {
  list-style: none;
}

:is(main,.wing-site) .news-list li {
  border-bottom: 1px solid var(--border-light);
}

:is(main,.wing-site) .news-list li:last-child {
  border-bottom: 0;
}

:is(main,.wing-site) .news-list a {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 0;
  color: var(--text);
  transition: color 0.2s;
}

:is(main,.wing-site) .news-list a:hover {
  color: var(--brand);
}

:is(main,.wing-site) .news-list a::before {
  content: "";
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  margin-top: 0.55rem;
  border-radius: 50%;
  background: var(--brand);
  opacity: 0.6;
}

:is(main,.wing-site) .news-list a:hover::before {
  opacity: 1;
}

:is(main,.wing-site) .about__text {
  margin: 0 0 1.5rem;
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.85;
}

:is(main,.wing-site) .about__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.5rem;
  font-weight: 600;
  color: var(--brand);
}

:is(main,.wing-site) .about__gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

:is(main,.wing-site) .about__figure {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-light);
}

:is(main,.wing-site) .about__figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.4s;
}

:is(main,.wing-site) .about__figure:hover img {
  transform: scale(1.04);
}

:is(main,.wing-site) .about__figure figcaption {
  padding: 0.7rem;
  text-align: center;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--bg-soft);
}

/* Application cards compact */
:is(main,.wing-site) .app-card .card__body {
  padding: 1rem 1.15rem;
}

:is(main,.wing-site) .app-card .card__title {
  margin: 0;
  font-size: 1rem;
}

/* CTA */
:is(main,.wing-site) .cta-band {
  background: var(--primary);
  color: #fff;
  position: relative;
  overflow: hidden;
}

:is(main,.wing-site) .cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 90% 50%, rgba(224, 112, 32, 0.18) 0%, transparent 50%),
    radial-gradient(circle at 10% 80%, rgba(43, 108, 176, 0.15) 0%, transparent 40%);
}

:is(main,.wing-site) .cta-band__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 3.5rem 0;
}

:is(main,.wing-site) .cta-band__eyebrow {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand-light);
}

:is(main,.wing-site) .cta-band__title {
  margin: 0 0 0.65rem;
  font-size: clamp(1.4rem, 2.5vw, 1.75rem);
  font-weight: 700;
}

:is(main,.wing-site) .cta-band__text {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.9375rem;
  max-width: 520px;
}

:is(main,.wing-site) .cta-band__actions {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  flex-shrink: 0;
}

:is(main,.wing-site) .cta-band__contact {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
}

/* Inner pages */
:is(main,.wing-site) .page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-mid) 55%, #1a4a78 100%);
  color: #fff;
  padding: 2.25rem 0 2.75rem;
}

:is(main,.wing-site) .page-hero__inner {
  max-width: 960px;
}

:is(main,.wing-site) .page-hero__eyebrow {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 207, 168, 0.95);
}

:is(main,.wing-site) .page-hero__title {
  margin: 0 0 0.85rem;
  font-size: clamp(1.75rem, 3.5vw, 2.35rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.02em;
}

:is(main,.wing-site) .page-hero__text {
  margin: 0 0 1.35rem;
  font-size: 0.9875rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
}

:is(main,.wing-site) .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
  font-size: 0.8125rem;
}

:is(main,.wing-site) .breadcrumb li {
  display: inline-flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.62);
}

:is(main,.wing-site) .breadcrumb li + li::before {
  content: "/";
  margin-right: 0.35rem;
  opacity: 0.45;
}

:is(main,.wing-site) .breadcrumb a {
  color: rgba(255, 255, 255, 0.82);
  transition: color 0.2s;
}

:is(main,.wing-site) .breadcrumb a:hover {
  color: #fff;
}

:is(main,.wing-site) .breadcrumb li[aria-current="page"] {
  color: rgba(255, 255, 255, 0.92);
}

:is(main,.wing-site) .page-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

:is(main,.wing-site) .page-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.42rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.8125rem;
  font-weight: 500;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

:is(main,.wing-site) .page-chip:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.38);
  transform: translateY(-1px);
}

:is(main,.wing-site) .section--compact {
  padding: 3.5rem 0;
}

:is(main,.wing-site) .product-tile {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}

:is(main,.wing-site) .product-tile:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--border);
}

:is(main,.wing-site) .product-tile__media {
  aspect-ratio: 16 / 10;
  background: var(--bg-muted);
  display: grid;
  place-items: center;
  padding: 1rem;
}

:is(main,.wing-site) .product-tile__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

:is(main,.wing-site) .product-tile__body {
  padding: 1.1rem 1.2rem 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

:is(main,.wing-site) .product-tile__code {
  display: inline-block;
  margin-bottom: 0.45rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand);
}

:is(main,.wing-site) .product-tile__title {
  margin: 0 0 0.45rem;
  font-size: 0.9875rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.45;
}

:is(main,.wing-site) .product-tile__desc {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.65;
}

:is(main,.wing-site) .app-card .card__desc {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.65;
}

:is(main,.wing-site) .article-list {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
}

:is(main,.wing-site) .article-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.35rem;
  border-bottom: 1px solid var(--border-light);
  transition: background 0.2s;
}

:is(main,.wing-site) .article-item:last-child {
  border-bottom: 0;
}

:is(main,.wing-site) .article-item:hover {
  background: var(--bg-soft);
}

:is(main,.wing-site) .article-item__main {
  min-width: 0;
}

:is(main,.wing-site) .article-item__tag {
  display: inline-block;
  margin-bottom: 0.35rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand);
}

:is(main,.wing-site) .article-item__title {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.45;
}

:is(main,.wing-site) .article-item__excerpt {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.6;
}

:is(main,.wing-site) .article-item__arrow {
  flex-shrink: 0;
  font-size: 1.125rem;
  color: var(--brand);
  transition: transform 0.2s;
}

:is(main,.wing-site) .article-item:hover .article-item__arrow {
  transform: translateX(4px);
}

:is(main,.wing-site) .timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
}

:is(main,.wing-site) .timeline__item {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 1.25rem;
  padding: 1.25rem 1.35rem;
  border-bottom: 1px solid var(--border-light);
}

:is(main,.wing-site) .timeline__item:last-child {
  border-bottom: 0;
}

:is(main,.wing-site) .timeline__year {
  font-size: 1rem;
  font-weight: 800;
  color: var(--brand);
  line-height: 1.4;
}

:is(main,.wing-site) .timeline__content p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.75;
}

:is(main,.wing-site) .timeline__content a {
  color: var(--brand);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

:is(main,.wing-site) .contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

:is(main,.wing-site) .contact-card {
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  background: #fff;
}

:is(main,.wing-site) .contact-card__label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brand);
}

:is(main,.wing-site) .contact-card__title {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
}

:is(main,.wing-site) .contact-card p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

:is(main,.wing-site) .contact-card a {
  color: var(--primary-light);
  font-weight: 600;
}

/* Product list pages */
:is(main,.wing-site) .page-chip.is-active {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.45);
}

:is(main,.wing-site) .product-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 2rem;
  align-items: start;
}

:is(main,.wing-site) .product-filters {
  margin-bottom: 1.75rem;
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  background: var(--bg-soft);
}

:is(main,.wing-site) .product-filters__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

:is(main,.wing-site) .product-filters__field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

:is(main,.wing-site) .product-filters__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

:is(main,.wing-site) .product-filters__select {
  width: 100%;
  min-height: 42px;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  font: inherit;
  font-size: 0.875rem;
}

:is(main,.wing-site) .product-filters__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
}

:is(main,.wing-site) .product-filters__count {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

:is(main,.wing-site) .product-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

:is(main,.wing-site) .product-row {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 1.25rem;
  padding: 1.15rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  background: #fff;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}

:is(main,.wing-site) .product-row:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--border);
}

:is(main,.wing-site) .product-row.is-hidden {
  display: none;
}

:is(main,.wing-site) .product-row__media {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 150px;
  padding: 0.85rem;
  border-radius: var(--radius);
  background: var(--bg-muted);
}

:is(main,.wing-site) .product-row__media img {
  width: 100%;
  max-height: 135px;
  object-fit: contain;
}

:is(main,.wing-site) .product-row__code {
  position: absolute;
  top: 0.65rem;
  left: 0.65rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  background: rgba(12, 35, 64, 0.82);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

:is(main,.wing-site) .product-row__title {
  margin: 0 0 0.55rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.45;
}

:is(main,.wing-site) .product-row__desc {
  margin: 0 0 0.85rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}

:is(main,.wing-site) .product-row__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--brand);
}

:is(main,.wing-site) .product-row:hover .product-row__link {
  gap: 0.6rem;
}

:is(main,.wing-site) .product-list__empty {
  margin: 0;
  padding: 2rem 1rem;
  text-align: center;
  color: var(--text-muted);
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-soft);
}

:is(main,.wing-site) .product-list__empty.is-hidden {
  display: none;
}

:is(main,.wing-site) .product-sidebar {
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  height: auto;
  position: sticky;
  top: calc(var(--topbar-h) + var(--header-h) + 0.75rem);
  z-index: 5;
}

:is(main,.wing-site) .product-sidebar.panel,
:is(main,.wing-site) .product-sidebar .panel {
  height: auto;
}

:is(main,.wing-site) .product-nav__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

:is(main,.wing-site) .product-nav__list li + li {
  margin-top: 0.25rem;
}

:is(main,.wing-site) .product-nav__link {
  display: block;
  padding: 0.62rem 0.85rem;
  border-radius: 8px;
  border-left: 3px solid transparent;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

:is(main,.wing-site) .product-nav__link:hover {
  background: var(--bg-soft);
  color: var(--primary);
}

:is(main,.wing-site) .product-nav__link.is-active {
  background: rgba(224, 112, 32, 0.1);
  border-left-color: var(--brand);
  color: var(--brand-dark);
  font-weight: 600;
}

/* Product detail pages */
:is(main,.wing-site) .page-hero--detail .page-hero__title {
  font-size: clamp(1.45rem, 2.6vw, 2rem);
}

:is(main,.wing-site) .product-detail__summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) min(380px, 42%);
  gap: 2rem;
  align-items: start;
  margin-bottom: 2.5rem;
  padding: 1.5rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  background: #fff;
}

:is(main,.wing-site) .product-detail__model {
  margin: 0 0 0.75rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

:is(main,.wing-site) .product-detail__model strong {
  color: var(--primary);
  font-size: 1.0625rem;
}

:is(main,.wing-site) .product-detail__intro {
  margin: 0 0 1rem;
  color: var(--text-muted);
  line-height: 1.75;
}

:is(main,.wing-site) .product-detail__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1.25rem;
}

:is(main,.wing-site) .product-detail__tag {
  display: inline-flex;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  font-size: 0.75rem;
  color: var(--text-muted);
}

:is(main,.wing-site) .product-detail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

:is(main,.wing-site) .product-detail__figure {
  margin: 0;
  padding: 1rem;
  border-radius: var(--radius-lg);
  background: var(--bg-muted);
  border: 1px solid var(--border-light);
}

:is(main,.wing-site) .product-detail__figure img {
  width: 100%;
  object-fit: contain;
}

:is(main,.wing-site) .product-detail__body {
  color: var(--text);
}

:is(main,.wing-site) .product-detail__body h2 {
  margin: 2.25rem 0 1rem;
  padding-bottom: 0.65rem;
  border-bottom: 2px solid var(--bg-muted);
  font-size: 1.375rem;
  color: var(--primary);
}

:is(main,.wing-site) .product-detail__body h2:first-child {
  margin-top: 0;
}

:is(main,.wing-site) .product-detail__body h3 {
  margin: 1.5rem 0 0.75rem;
  font-size: 1.0625rem;
  color: var(--primary);
}

:is(main,.wing-site) .product-detail__body p {
  margin: 0 0 1rem;
  color: var(--text-muted);
  line-height: 1.75;
}

:is(main,.wing-site) .product-detail__body ul,
:is(main,.wing-site) .product-detail__body ol {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
  color: var(--text-muted);
  line-height: 1.75;
}

:is(main,.wing-site) .product-detail__body li + li {
  margin-top: 0.35rem;
}

:is(main,.wing-site) .product-detail__body .table-wrap {
  overflow-x: auto;
  margin: 0 0 1.25rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
}

:is(main,.wing-site) .product-detail__body table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

:is(main,.wing-site) .product-detail__body th,
:is(main,.wing-site) .product-detail__body td {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--border-light);
  text-align: left;
  vertical-align: top;
}

:is(main,.wing-site) .product-detail__body th {
  background: var(--bg-soft);
  color: var(--primary);
  font-weight: 700;
}

:is(main,.wing-site) .product-detail__body tr:last-child td {
  border-bottom: 0;
}

:is(main,.wing-site) .product-detail__body img {
  max-width: 100%;
  height: auto;
  margin: 0.5rem 0.5rem 0.5rem 0;
  border-radius: var(--radius);
  border: 1px solid var(--border-light);
}

:is(main,.wing-site) .product-detail__note {
  font-size: 0.8125rem;
  color: var(--text-light);
  font-style: italic;
}

:is(main,.wing-site) .product-detail__highlights {
  display: grid;
  gap: 0.65rem;
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
}

:is(main,.wing-site) .product-detail__highlights li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

:is(main,.wing-site) .product-detail__highlights li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand);
}

:is(main,.wing-site) .product-related {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-light);
}

:is(main,.wing-site) .product-related__title {
  margin: 0 0 1rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary);
}

/* Scroll reveal：无 JS 时默认可见，避免内容被 opacity:0 隐藏 */
:is(main,.wing-site) .reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

html.wing-js :is(main,.wing-site) .reveal:not(.is-visible) {
  opacity: 0;
  transform: translateY(24px);
}

html.wing-js :is(main,.wing-site) .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Responsive */
@media (max-width: 1024px) {
  :is(main,.wing-site) .grid--4,
  :is(main,.wing-site) .process {
    grid-template-columns: repeat(2, 1fr);
  }

  :is(main,.wing-site) .process__step:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--border);
  }

  :is(main,.wing-site) .process__step:nth-child(4) {
    border-top: 1px solid var(--border);
  }

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

  :is(main,.wing-site) .timeline__item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  :is(main,.wing-site) .product-filters__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  :is(main,.wing-site) .product-layout {
    grid-template-columns: 1fr;
  }

  :is(main,.wing-site) .product-sidebar {
    position: static;
  }

  :is(main,.wing-site) .product-detail__summary {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .topbar__left span:not(.topbar__item) {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    inset: calc(var(--header-h) + var(--topbar-h)) 0 auto 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s, opacity 0.25s;
  }

  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__links {
    flex-direction: column;
    align-items: stretch;
  }

  .nav__links a {
    display: block;
    padding: 0.75rem 0.5rem;
  }

  .nav__links a::after {
    display: none;
  }

  .nav__cta {
    margin: 0.75rem 0 0;
    justify-content: center;
  }

  :is(main,.wing-site) .stats {
    margin-top: -2rem;
  }

  :is(main,.wing-site) .stats__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  :is(main,.wing-site) .stat:nth-child(3)::before,
  :is(main,.wing-site) .stat:nth-child(4)::before {
    display: none;
  }

  :is(main,.wing-site) .stat:nth-child(3),
  :is(main,.wing-site) .stat:nth-child(4) {
    border-top: 1px solid var(--border);
  }

  :is(main,.wing-site) .grid--3,
  :is(main,.wing-site) .packaging,
  :is(main,.wing-site) .split,
  :is(main,.wing-site) .about__gallery,
  :is(main,.wing-site) .mini-products,
  :is(main,.wing-site) .contact-cards,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  :is(main,.wing-site) .product-filters__grid,
  :is(main,.wing-site) .product-row {
    grid-template-columns: 1fr;
  }

  :is(main,.wing-site) .product-filters__actions {
    flex-direction: column;
    align-items: stretch;
  }

  :is(main,.wing-site) .hero__panel {
    padding: 1.5rem;
    margin-inline: 0.5rem;
  }

  :is(main,.wing-site) .cta-band__inner {
    flex-direction: column;
    text-align: center;
    padding: 2.5rem 0;
  }

  :is(main,.wing-site) .cta-band__actions {
    width: 100%;
  }

  :is(main,.wing-site) .cta-band__actions .btn {
    width: 100%;
  }

  :is(main,.wing-site) .section {
    padding: 3.5rem 0;
  }
}

@media (max-width: 520px) {
  :is(main,.wing-site) .grid--4,
  :is(main,.wing-site) .process {
    grid-template-columns: 1fr;
  }

  :is(main,.wing-site) .process__step + .process__step {
    border-left: 0;
    border-top: 1px solid var(--border);
  }

  :is(main,.wing-site) .stats__grid {
    grid-template-columns: 1fr;
  }

  :is(main,.wing-site) .stat + .stat::before {
    display: none;
  }

  :is(main,.wing-site) .stat + .stat {
    border-top: 1px solid var(--border);
  }
}

@media (max-width: 640px) {
  .topbar {
    display: none;
  }

  :is(main,.wing-site) .product-sidebar {
    top: calc(var(--header-h) + 0.75rem);
  }
}

/* 页脚（兼容原 theme 结构） */
#layout-footer a {
  color: #666;
  text-decoration: none;
}

#layout-footer a:hover {
  color: #1e5a96;
}

#layout-footer a.foot_title {
  color: #333;
  font-size: 15px;
  font-weight: bold;
}

#layout-footer .foot_ul {
  width: 100%;
  padding-top: 10px;
}

#layout-footer a.foot_li {
  display: block;
  color: #666;
  padding: 5px 0;
}

#layout-footer .foto_tUl {
  width: 100%;
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid #999;
  color: #666;
  line-height: 26px;
  margin-top: 20px;
}

#layout-footer .foot_text {
  width: 100%;
  text-align: center;
  color: #666;
  padding-top: 15px;
}

#layout-footer a.foot_aG {
  margin-left: 12px;
  color: #666;
}

#layout-footer .owtable table {
  width: 100%;
}

#layout-footer .owtable table td,
#layout-footer .owtable table th {
  min-width: 40px;
  height: 30px;
  border: 1px solid #ccc;
  vertical-align: top;
  padding: 2px 4px;
}