/* Boce Huiyan — static site (from React/Tailwind design) */
:root {
  --blue-400: #60a5fa;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --blue-900: #1e3a8a;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --green-600: #16a34a;
  --green-700: #15803d;
  --red-600: #dc2626;
  --white: #fff;
  --max-w: 1600px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.5;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}

.container {
  width: 92%;
  max-width: var(--max-w);
  margin-left: auto;
  margin-right: auto;
}
@media (min-width: 1024px) {
  .container { width: 85%; }
}

/* —— Top bar —— */
.site-topbar {
  display: none;
  background: var(--gray-900);
  color: var(--gray-300);
  padding: 0.625rem 0;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.05em;
}
@media (min-width: 1024px) {
  .site-topbar { display: block; }
}
.site-topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.site-topbar__left {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.site-topbar__right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.site-topbar a:hover { color: var(--white); }
.site-topbar .hotline { color: var(--white); font-weight: 700; letter-spacing: 0.1em; }
.site-topbar .pipe { width: 1px; height: 12px; background: var(--gray-700); }

/* —— Header —— */
.site-header-wrap { position: sticky; top: 0; z-index: 50; width: 100%; box-shadow: 0 1px 2px rgb(0 0 0 / 0.06); }
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 6rem;
}
.logo {
  display: flex;
  align-items: center;
  gap:0.5rem;
}
.logo > div {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.logo svg,
.logo .logo__mark {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  object-fit: contain;
  color: var(--blue-600);
  transition: transform 0.2s;
}
.logo:hover svg,
.logo:hover .logo__mark { transform: scale(1.05); }
.logo__title { font-size: 1.5rem; font-weight: 800; color: var(--gray-900); line-height: 1; }
.logo__sub { font-size: 10px; letter-spacing: 0.2em; color: var(--gray-500); font-weight: 700; text-transform: uppercase; margin-top: 0.35rem; }

.nav-desktop {
  display: none;
  height: 100%;
  align-self: stretch;
}
@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
    flex-direction: column;
  }
}
.nav-desktop ul {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
  min-height: 0;
  align-items: stretch;
}
.nav-desktop li {
  display: flex;
  height: 100%;
  margin: 0;
  padding: 0;
}
.nav-desktop a {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 100%;
  padding: 0 0.25rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-700);
  box-sizing: border-box;
}
.nav-desktop a:hover { color: var(--blue-600); }
.nav-desktop a.is-active { color: var(--blue-600); }
/* 指示条与原版一致：在链接盒子底边（即整行导航内容区底边） */
.nav-desktop a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--blue-600);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}
.nav-desktop a:hover::after,
.nav-desktop a.is-active::after { transform: scaleX(1); }

.btn-cta {
  display: none;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.5rem;
  background: var(--blue-600);
  color: var(--white) !important;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 1px 2px rgb(0 0 0 / 0.06);
}
.btn-cta:hover { background: var(--blue-700); }
@media (min-width: 768px) {
  .btn-cta { display: inline-flex; }
}

.btn-menu {
  padding: 0.5rem;
  color: var(--gray-500);
}
.btn-menu:hover { color: var(--gray-900); }
@media (min-width: 768px) {
  .btn-menu { display: none; }
}

.nav-mobile {
  display: none;
  border-top: 1px solid var(--gray-100);
  background: var(--white);
}
.nav-mobile.is-open { display: block; }
@media (min-width: 768px) {
  .nav-mobile { display: none !important; }
}
.nav-mobile ul { list-style: none; margin: 0; padding: 0 0 1.5rem; }
.nav-mobile a {
  display: block;
  padding: 1rem 1.5rem;
  font-size: 1.125rem;
  font-weight: 700;
  border-left: 4px solid transparent;
  color: var(--gray-700);
}
.nav-mobile a:hover { background: var(--gray-50); color: var(--blue-600); }
.nav-mobile a.is-active {
  background: #eff6ff;
  color: var(--blue-600);
  border-left-color: var(--blue-600);
}
.nav-mobile .btn-cta-mobile {
  display: block;
  margin: 1rem 1.5rem 0;
  text-align: center;
  padding: 1rem;
  background: var(--blue-600);
  color: var(--white);
  font-weight: 700;
}

/* —— Footer —— */
.site-footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: 3rem 0;
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 768px) {
  .site-footer__grid { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 1024px) {
  .site-footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}
.site-footer h3 {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--white);
  margin: 0 0 1rem;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 0.75rem; }
.site-footer a:hover { color: var(--blue-400); }
.site-footer .logo__title { color: var(--white); }
.site-footer .logo__mark,
.site-footer .logo svg {
  width: 40px;
  height: 40px;
}
.site-footer__social { display: flex; gap: 1rem; margin-top: 1rem; align-items: center; }
.site-footer__social-link {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 9999px;
  background: var(--gray-700);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-300);
}
.site-footer__social-link:hover {
  color: var(--white);
  background: var(--gray-600);
}
.site-footer__social-link svg { flex-shrink: 0; }
.site-footer__social-link svg :is(path, circle) {
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.site-footer__bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-800);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  font-size: 0.875rem;
  color: var(--gray-500);
}
@media (min-width: 768px) {
  .site-footer__bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}
.site-footer__bottom a:hover { color: var(--white); }

/* —— Page shell —— */
.page-main { flex: 1; }
.site-layout { min-height: 100vh; display: flex; flex-direction: column; }

/* —— Hero (inner pages) —— 统一高度 480px，背景铺满 */
.page-hero {
  position: relative;
  background: var(--gray-900);
  height: 480px;
  min-height: 480px;
  padding: 2.5rem 0;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.page-hero__bg {
  position: absolute;
  inset: 0;
}
.page-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.7;
}
.page-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgb(17 24 39 / 0.8), rgb(17 24 39 / 0.4), transparent);
}
.page-hero .container { position: relative; z-index: 1; text-align: center; }
.page-hero h1 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--white);
  margin: 0 0 1.5rem;
}
@media (min-width: 640px) {
  .page-hero h1 { font-size: 3rem; }
}
.page-hero__lead {
  font-size: 1.125rem;
  color: var(--gray-200);
  max-width: 42rem;
  margin: 0 auto;
}

/* —— Home hero / Slick —— */
.home-hero {
  position: relative;
  height: 650px;
  overflow: hidden;
  background: var(--gray-900);
}
@media (min-width: 1024px) {
  .home-hero { height: 800px; }
}
.home-hero .slick-list,
.home-hero .slick-track,
.home-hero .slick-slide > div { height: 650px; }
@media (min-width: 1024px) {
  .home-hero .slick-list,
  .home-hero .slick-track,
  .home-hero .slick-slide > div { height: 800px; }
}
.home-slide {
  position: relative;
  height: 650px;
  outline: none;
}
@media (min-width: 1024px) {
  .home-slide { height: 800px; }
}
.home-slide__media { position: absolute; inset: 0; }
.home-slide__media img {
  width: 100%; height: 100%; object-fit: cover;
  opacity: 0.6;
  mix-blend-mode: overlay;
}
.home-slide__grad {
  position: absolute; inset: 0;
  background: linear-gradient(to right, var(--gray-900), rgb(17 24 39 / 0.7), transparent);
}
.home-slide__inner {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 6rem;
}
.home-slide__tag {
  display: inline-block;
  padding: 0.375rem 1rem;
  background: rgb(255 255 255 / 0.12);
  border-left: 4px solid rgb(255 255 255 / 0.65);
  color: #fff;
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(4px);
}
.home-slide h1 {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--white);
  margin: 0 0 2rem;
  line-height: 1.15;
}
@media (min-width: 640px) {
  .home-slide h1 { font-size: 3rem; }
}
@media (min-width: 1024px) {
  .home-slide h1 { font-size: 4.5rem; }
}
.home-slide h1 .accent { color: var(--blue-400); }
.home-slide p {
  font-size: 1.125rem;
  color: var(--gray-300);
  font-weight: 500;
  max-width: 48rem;
  margin: 0 0 2.5rem;
  line-height: 1.6;
}
@media (min-width: 1024px) {
  .home-slide p { font-size: 1.5rem; }
}
/* 第四屏等长文案：略缩小字号、行高更易读 */
.home-slide--longcopy p {
  font-size: 1rem;
  line-height: 1.7;
  font-weight: 400;
  color: rgb(229 231 235);
}
@media (min-width: 640px) {
  .home-slide--longcopy p { font-size: 1.0625rem; }
}
@media (min-width: 1024px) {
  .home-slide--longcopy p { font-size: 1.125rem; max-width: 52rem; }
}
.home-slide__actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  background: var(--blue-600);
}
.btn-primary:hover { background: var(--blue-700); }
.btn-outline-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  background: rgb(255 255 255 / 0.1);
  border: 1px solid rgb(255 255 255 / 0.2);
  backdrop-filter: blur(4px);
}
.btn-outline-light:hover { background: rgb(255 255 255 / 0.2); }

.home-hero .slick-dots {
  bottom: 40px !important;
  text-align: left !important;
  padding-left: calc(4% + max(0px, (100vw - 1600px) / 2));
}
@media (min-width: 1024px) {
  .home-hero .slick-dots { padding-left: calc(7.5% + max(0px, (100vw - 1600px) / 2)); }
}
.home-hero .slick-dots li button:before {
  color: white !important;
  font-size: 12px !important;
  opacity: 0.5;
}
.home-hero .slick-dots li.slick-active button:before {
  color: var(--blue-500) !important;
  opacity: 1;
}

/* —— Sections —— */
.section { padding: 6rem 0; }
.section--gray { background: var(--gray-50); }
.section__title {
  text-align: center;
  max-width: 48rem;
  margin: 0 auto 4rem;
}
.section__title h2 {
  font-size: 1.875rem;
  font-weight: 800;
  color: var(--gray-900);
  margin: 0 0 1.5rem;
}
@media (min-width: 640px) {
  .section__title h2 { font-size: 2.25rem; }
}
.section__title p { font-size: 1.125rem; color: var(--gray-600); margin: 0; }

.grid-3 {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

/* Service cards home */
.card-service {
  position: relative;
  background: var(--white);
  overflow: hidden;
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.06);
  transition: box-shadow 0.3s;
}
.card-service:hover { box-shadow: 0 20px 40px rgb(0 0 0 / 0.12); }
.card-service__img { aspect-ratio: 4/3; overflow: hidden; }
.card-service__img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.7s;
}
.card-service:hover .card-service__img img { transform: scale(1.05); }
.card-service__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgb(17 24 39 / 0.9), rgb(17 24 39 / 0.4), transparent);
  opacity: 0.8;
  transition: opacity 0.3s;
}
.card-service:hover .card-service__overlay { opacity: 0.9; }
.card-service__body {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 1.5rem;
  transform: translateY(1rem);
  transition: transform 0.3s;
}
@media (min-width: 640px) {
  .card-service__body { padding: 2rem; }
}
.card-service:hover .card-service__body { transform: translateY(0); }
.card-service__body h3 { color: var(--white); font-size: 1.25rem; font-weight: 700; margin: 0 0 0.5rem; }
.card-service__body p {
  color: var(--gray-300);
  font-size: 0.875rem;
  margin: 0 0 1.5rem;
  opacity: 0;
  transition: opacity 0.3s 0.1s;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-service:hover .card-service__body p { opacity: 1; }
.card-service__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--blue-400);
  font-weight: 700;
}
.card-service__link:hover { color: var(--blue-300); }

/* Advantages */
.split-2 {
  display: grid;
  gap: 4rem;
  align-items: center;
}
@media (min-width: 1024px) {
  .split-2 { grid-template-columns: 1fr 1fr; }
}
.adv-item { display: flex; gap: 1rem; margin-bottom: 2rem; }
.adv-item__icon {
  flex-shrink: 0;
  width: 3rem; height: 3rem;
  display: flex; align-items: center; justify-content: center;
  background: #eff6ff;
  color: var(--blue-600);
}
.adv-item h3 { font-size: 1.25rem; font-weight: 700; margin: 0 0 0.5rem; color: var(--gray-900); }
.adv-item p { margin: 0; color: var(--gray-600); }

.frame-img {
  position: relative;
}
.frame-img::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 4px solid var(--blue-600);
  transform: translate(1rem, 1rem);
  z-index: 0;
}
.frame-img img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 600px;
  object-fit: cover;
}

/* News home */
.news-home__head {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 3rem;
}
@media (min-width: 768px) {
  .news-home__head {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }
}
.link-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--blue-600);
}
.link-more:hover { color: var(--blue-800); }

.grid-news { display: grid; gap: 2rem; }
@media (min-width: 1024px) {
  .grid-news { grid-template-columns: 7fr 5fr; }
}

.feature-card {
  position: relative;
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.06);
  cursor: pointer;
}
.feature-card:hover { box-shadow: 0 10px 25px rgb(0 0 0 / 0.1); }
.feature-card__img { aspect-ratio: 16/9; overflow: hidden; }
@media (min-width: 1024px) {
  .feature-card__img { aspect-ratio: 4/3; }
}
.feature-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s; }
.feature-card:hover .feature-card__img img { transform: scale(1.05); }
.feature-card__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgb(17 24 39 / 0.95), rgb(17 24 39 / 0.2), transparent);
}
.feature-card__body { position: absolute; bottom: 0; left: 0; right: 0; padding: 2rem; }
.news-list-stack { display: flex; flex-direction: column; gap: 1rem; }
.news-row {
  background: var(--white);
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.06);
  border-left: 4px solid transparent;
  transition: all 0.2s;
  cursor: pointer;
}
.news-row:hover { box-shadow: 0 4px 12px rgb(0 0 0 / 0.08); border-left-color: var(--blue-600); }
.news-row h4 { font-size: 1.125rem; font-weight: 700; margin: 0; color: var(--gray-900); }
.news-row:hover h4 { color: var(--blue-600); }

.partners { text-align: center; padding: 5rem 0; border-top: 1px solid var(--gray-100); }
.partners h2 { font-size: 1.25rem; font-weight: 700; color: var(--gray-400); text-transform: uppercase; letter-spacing: 0.15em; margin: 0 0 2.5rem; }
.partners__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}
@media (min-width: 640px) {
  .partners__grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 768px) {
  .partners__grid { grid-template-columns: repeat(6, 1fr); }
}
.partner-cell {
  height: 5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gray-100);
  background: var(--gray-50);
  filter: grayscale(1);
  opacity: 0.5;
  transition: all 0.3s;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--gray-400);
}
.partner-cell:hover { filter: none; opacity: 1; }

.cta-band {
  position: relative;
  padding: 6rem 0;
  background: var(--blue-600);
  overflow: hidden;
  text-align: center;
}
.cta-band__tex { position: absolute; inset: 0; background-image: url("/template/images/carbon-fibre.png"); opacity: 0.1; }
.cta-band h2 { font-size: 2rem; font-weight: 800; color: var(--white); margin: 0 0 1.5rem; }
@media (min-width: 1024px) {
  .cta-band h2 { font-size: 3rem; }
}
.cta-band p { font-size: 1.25rem; color: #bfdbfe; max-width: 42rem; margin: 0 auto 2.5rem; }
.cta-band .btn-lg {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem 2.5rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--blue-600);
  background: var(--white);
  box-shadow: 0 10px 30px rgb(0 0 0 / 0.15);
}
.cta-band .btn-lg:hover { background: var(--gray-50); }

/* Services page */
.process-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) {
  .process-grid { grid-template-columns: repeat(4, 1fr); }
}
.process-step { text-align: center; position: relative; }
.process-step__icon {
  margin: 0 auto 1.5rem;
  width: 5rem; height: 5rem;
  display: flex; align-items: center; justify-content: center;
  background: var(--blue-600);
  color: var(--white);
  transition: transform 0.2s;
}
.process-step:hover .process-step__icon { transform: translateY(-8px); }
.process-step h3 { font-size: 1.25rem; font-weight: 700; margin: 0 0 0.75rem; }
.process-step p { color: var(--gray-600); margin: 0; }

.service-block {
  display: flex;
  flex-direction: column;
  gap: 4rem;
  align-items: center;
  margin-bottom: 6rem;
}
.service-block:last-child { margin-bottom: 0; }
@media (min-width: 1024px) {
  .service-block { flex-direction: row; }
  .service-block--reverse { flex-direction: row-reverse; }
}
.service-block__media { width: 100%; }
@media (min-width: 1024px) {
  .service-block__media { width: 50%; }
}
.service-block__media .aspect { aspect-ratio: 4/3; overflow: hidden; background: var(--gray-100); }
.service-block__media img { width: 100%; height: 100%; object-fit: cover; }
.service-block__text {
  width: 100%;
  background: var(--gray-50);
  padding: 2rem;
}
@media (min-width: 1024px) {
  .service-block__text { width: 50%; padding: 3rem; }
}
.service-block__text h2 { font-size: 1.875rem; font-weight: 700; margin: 0 0 1.5rem; }
.service-block__text > p { font-size: 1.125rem; color: var(--gray-600); line-height: 1.7; margin: 0 0 2rem; }
.check-list { list-style: none; margin: 0 0 2rem; padding: 0; }
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 1.125rem;
}
.check-list svg { flex-shrink: 0; color: var(--blue-600); }

/* Filter pills */
.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 4rem;
}
.filter-pill {
  padding: 0.5rem 1.5rem;
  font-size: 1rem;
  font-weight: 700;
  background: var(--gray-50);
  color: var(--gray-700);
  border: 1px solid transparent;
}
.filter-pill:hover { background: var(--gray-100); }
.filter-pill.is-active { background: var(--blue-600); color: var(--white); }

/* News cards */
.news-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--gray-100);
  overflow: hidden;
  transition: box-shadow 0.3s;
}
.news-card:hover { box-shadow: 0 20px 40px rgb(0 0 0 / 0.1); }
.news-card__img { height: 14rem; position: relative; overflow: hidden; }
.news-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s; }
.news-card:hover .news-card__img img { transform: scale(1.05); }
.news-card__tag {
  position: absolute;
  top: 1rem; left: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--blue-600);
  color: var(--white);
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
}
.news-card__tag svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
}
.news-card__tag svg :is(path) {
  stroke: currentColor;
  fill: none;
}
.news-card__body { padding: 2rem; flex: 1; display: flex; flex-direction: column; }
.news-card__body h2 { font-size: 1.25rem; font-weight: 700; margin: 0 0 1rem; }
.news-card__body h2 a:hover { color: var(--blue-600); text-decoration: underline; text-underline-offset: 4px; }
.news-card__excerpt { font-size: 0.875rem; color: var(--gray-600); flex: 1; margin: 0 0 1.5rem; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

/* Article */
.breadcrumb-bar { background: var(--gray-50); padding: 1.5rem 0; border-bottom: 4px solid var(--blue-600); }
.article-wrap { max-width: 56rem; margin: 4rem auto 6rem; padding: 0 4%; }
@media (min-width: 1024px) {
  .article-wrap .container { padding: 0; }
}
.article-prose h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 3rem 0 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--gray-100);
}
.article-prose p { margin: 0 0 2rem; line-height: 1.75; color: var(--gray-800); }
.article-prose strong { color: var(--gray-900); }

/* Cases */
.case-row {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--gray-100);
  overflow: hidden;
  margin-bottom: 4rem;
  background: var(--gray-50);
}
@media (min-width: 1024px) {
  .case-row { grid-template-columns: 1fr 1fr; }
}
.case-row__img {
  min-height: 16rem;
  position: relative;
}
@media (min-width: 1024px) {
  .case-row__img { min-height: 100%; }
}
.case-row__img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.case-row--flip .case-row__img { order: 2; }
.case-row--flip .case-row__body { order: 1; }
.case-row__body { padding: 2rem; background: var(--white); }
@media (min-width: 1024px) {
  .case-row__body { padding: 3.5rem; }
}

/* About */
.about-subnav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  box-shadow: 0 1px 2px rgb(0 0 0 / 0.04);
}
.about-subnav nav {
  display: flex;
  gap: 3rem;
  overflow-x: auto;
  padding: 1rem 0;
  justify-content: center;
}
@media (min-width: 768px) {
  .about-subnav nav { justify-content: flex-start; }
}
.about-subnav button {
  font-size: 1.125rem;
  font-weight: 700;
  padding-bottom: 1rem;
  margin-bottom: -1rem;
  border-bottom: 4px solid transparent;
  color: var(--gray-500);
  white-space: nowrap;
}
.about-subnav button:hover { color: var(--blue-600); }
.about-subnav button.is-active { border-bottom-color: var(--blue-600); color: var(--blue-600); }

.scroll-mt { scroll-margin-top: 5rem; }

/* Stats bar */
.stats-bar {
  background: var(--blue-600);
  padding: 5rem 1rem;
  margin: -4rem 1rem 0;
  max-width: 80rem;
  margin-left: auto;
  margin-right: auto;
  box-shadow: 0 25px 50px rgb(0 0 0 / 0.15);
  position: relative;
  z-index: 5;
}
.stats-bar__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
  text-align: center;
}
@media (min-width: 768px) {
  .stats-bar__grid { grid-template-columns: repeat(4, 1fr); }
}
.stats-bar .num { font-size: 2.25rem; font-weight: 800; color: var(--white); }
@media (min-width: 1024px) {
  .stats-bar .num { font-size: 3.75rem; }
}
.stats-bar .lbl { color: #bfdbfe; font-weight: 700; margin-top: 1rem; }

/* Timeline */
.timeline { position: relative; padding: 2rem 0; }
.timeline::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 0; bottom: 0;
  width: 4px;
  background: rgb(59 130 246 / 0.5);
  border-radius: 9999px;
}
@media (min-width: 768px) {
  .timeline::before { left: 50%; transform: translateX(-50%); }
}
.tl-item { position: relative; margin-bottom: 4rem; }
.tl-item__dot {
  position: absolute;
  left: 16px;
  width: 1.5rem; height: 1.5rem;
  background: var(--gray-900);
  border: 4px solid var(--blue-400);
  border-radius: 9999px;
  transform: translateX(-50%);
  z-index: 2;
}
@media (min-width: 768px) {
  .tl-item__dot { left: 50%; }
}

/* Contact form */
.form-card { background: var(--gray-50); padding: 2.5rem; }
@media (min-width: 1024px) {
  .form-card { padding: 3.5rem; }
}
.form-grid-2 { display: grid; gap: 2rem; }
@media (min-width: 768px) {
  .form-grid-2 { grid-template-columns: 1fr 1fr; }
}
.form-field label { display: block; font-weight: 700; margin-bottom: 0.5rem; color: var(--gray-700); }
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: 0.375rem;
  background: var(--white);
  color: var(--gray-900);
  font-size: 1rem;
  line-height: 1.5;
  box-shadow: inset 0 1px 2px rgb(0 0 0 / 0.04);
}
.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--gray-400);
}
.form-field select {
  cursor: pointer;
  appearance: auto;
  background-color: var(--white);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgb(37 99 235 / 0.2);
}
.form-submit {
  width: 100%;
  padding: 1.25rem;
  background: var(--blue-600);
  color: var(--white);
  font-weight: 700;
  font-size: 1.125rem;
}
.form-submit:hover { background: var(--blue-700); }
.form-submit:disabled { opacity: 0.7; }

/* 招聘弹窗 · 快速投递 */
.career-form {
  display: flex;
  flex-direction: column;
  gap: 1.125rem;
  padding: 2rem 2.25rem;
  background: linear-gradient(165deg, var(--white) 0%, #f8fafc 100%);
  border: 1px solid var(--gray-200);
  border-radius: 0.75rem;
  box-shadow:
    0 1px 2px rgb(0 0 0 / 0.04),
    0 12px 40px rgb(15 23 42 / 0.08);
}
.career-form__title {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.02em;
  padding-bottom: 1rem;
  border-bottom: 2px solid rgb(37 99 235 / 0.15);
}
.career-form__hint {
  margin: -0.25rem 0 0;
  font-size: 0.8125rem;
  color: var(--gray-500);
  line-height: 1.5;
}
.career-form .form-field { margin-bottom: 0; }
.career-form .form-field label {
  font-size: 0.8125rem;
  text-transform: none;
  letter-spacing: 0;
  color: var(--gray-600);
}
.career-form__grid { gap: 1rem 1.25rem; }
@media (min-width: 768px) {
  .career-form__grid { gap: 1rem 1.5rem; }
}
.career-form .form-submit.career-form__submit {
  margin-top: 0.25rem;
  border-radius: 0.5rem;
  padding: 1rem 1.5rem;
  font-size: 1rem;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 14px rgb(37 99 235 / 0.35);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.career-form .form-submit.career-form__submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgb(37 99 235 / 0.4);
}

/* Modal */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgb(17 24 39 / 0.8);
  z-index: 100;
  backdrop-filter: blur(4px);
}
.modal-backdrop.is-open { display: block; }
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 110;
  overflow-y: auto;
  padding: 0;
}
.modal.is-open { display: flex; align-items: stretch; justify-content: center; }
.modal__panel {
  background: var(--white);
  width: 100%;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: 0 25px 50px rgb(0 0 0 / 0.2);
}
@media (min-width: 768px) {
  .modal {
    padding: 1.5rem;
    align-items: center;
  }
  .modal__panel {
    max-width: 72rem;
    max-height: 90vh;
    min-height: auto;
    width: 100%;
  }
}
.modal__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 1.5rem 2.5rem;
  border-bottom: 1px solid var(--gray-100);
}
.modal__close {
  padding: 0.75rem;
  background: var(--gray-50);
  color: var(--gray-400);
}
.modal__close:hover { color: var(--gray-900); background: var(--gray-100); }
.modal__body { flex: 1; overflow-y: auto; display: flex; flex-direction: column; }
@media (min-width: 1024px) {
  .modal__body { flex-direction: row; }
}
.modal__col { padding: 1.5rem 2.5rem; }
@media (min-width: 1024px) {
  .modal__col { width: 50%; }
  .modal__col + .modal__col { border-left: 1px solid var(--gray-100); }
}

/* Toast */
.toast {
  display: none;
  position: fixed;
  top: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  background: var(--gray-900);
  color: var(--white);
  padding: 1rem 1.5rem;
  font-weight: 600;
  box-shadow: 0 10px 40px rgb(0 0 0 / 0.2);
}
.toast.is-show { display: block; }

/* Utils */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.hidden-item { display: none !important; }

/* ---- Inline SVG icons (no emoji / font dependency) ---- */
.svg-ico-btn {
  display: block;
  color: var(--gray-500);
}
.btn-menu:hover .svg-ico-btn { color: var(--gray-900); }

.svg-ico-tb {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  color: var(--blue-400);
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.svg-ico-tb :is(path, circle, line, polyline) {
  stroke: currentColor;
  fill: none;
}
.site-topbar__item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.contact-ico {
  width: 3.5rem;
  height: 3.5rem;
  flex-shrink: 0;
  background: #eff6ff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact-ico svg {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--blue-600);
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.contact-ico svg :is(path, circle, line, rect) {
  stroke: currentColor;
  fill: none;
}

.process-step__icon svg {
  width: 2rem;
  height: 2rem;
  color: var(--white);
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.process-step__icon svg :is(path, line, circle, polyline) {
  stroke: currentColor;
  fill: none;
}

.adv-item__icon svg {
  width: 2rem;
  height: 2rem;
  color: var(--blue-600);
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.adv-item__icon svg :is(path, circle, line) {
  stroke: currentColor;
  fill: none;
}

.check-list svg.svg-ico-check,
.svg-ico-check-s {
  flex-shrink: 0;
  margin-top: 0.125rem;
  color: var(--blue-600);
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.svg-ico-check-s { width: 1.25rem; height: 1.25rem; }
.svg-ico-check-s :is(path, polyline) {
  stroke: currentColor;
  fill: none;
}

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.card-service__link svg,
.link-more svg {
  width: 1rem;
  height: 1rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

.about-tile-ico {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}
.about-tile-ico svg {
  width: 2.25rem;
  height: 2.25rem;
  color: var(--blue-600);
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.about-tile-ico svg :is(path, circle) {
  stroke: currentColor;
  fill: none;
}

.honor-check svg {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  color: var(--blue-600);
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.honor-check svg :is(path, polyline) {
  stroke: currentColor;
  fill: none;
}

.case-ok {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.case-ok svg {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  color: var(--green-700);
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.case-ok svg :is(path, polyline) {
  stroke: currentColor;
  fill: none;
}

.modal__close svg {
  width: 1.25rem;
  height: 1.25rem;
  display: block;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.icon { width: 1rem; height: 1rem; vertical-align: middle; }