/* ===== Variables ===== */
:root {
  /* 科技蓝主色体系 */
  --blue: #0052d9;
  --blue-dark: #003a9e;
  --blue-light: #4096ff;
  --blue-accent: #69b1ff;
  --green: #0052d9;
  --green-dark: #003db0;
  --grey-bg: #f0f2f5;
  --grey-card: #e8eaed;
  --text: #1a1a1a;
  --text-muted: #666;
  --white: #fff;
  --font: 'Microsoft YaHei', '微软雅黑', 'PingFang SC', sans-serif;
  --container: min(1200px, 92vw);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition: 0.55s var(--ease-out);
  --radius: 4px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  overflow-y: scroll;
}
body {
  font-family: var(--font);
  font-size: var(--fl-body, 1rem);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  overflow-y: visible;
  min-height: 100%;
}
body.is-loaded .hero-anim {
  opacity: 1;
  transform: translateY(0);
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
.container { width: var(--container); margin: 0 auto; }

.section-title {
  font-size: var(--fl-section-title, clamp(1.5rem, 2.5vw + 0.75rem, 2.25rem));
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
}
.section-title--center { text-align: center; }
.section-label {
  font-size: var(--fl-label, 0.9rem);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 12px;
}

/* ===== Animations ===== */
[data-animate] {
  opacity: 0;
  transform: translateY(36px);
  transition:
    opacity 0.85s var(--ease-out),
    transform 0.85s var(--ease-out);
  transition-delay: var(--delay, 0s);
}
[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

.hero-anim {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.9s var(--ease-out),
    transform 0.9s var(--ease-out);
  transition-delay: var(--d, 0s);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}
.btn--green {
  background: var(--green);
  color: var(--white);
  padding: 12px 24px;
  border-radius: 50px;
}
.btn--green:hover { background: var(--green-dark); transform: translateY(-2px); }
.btn--round svg { transition: transform var(--transition); }
.btn--round:hover svg { transform: translateX(4px); }

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 4vw;
  background: transparent;
  backdrop-filter: none;
  box-shadow: none;
  transition: background 0.4s ease, padding 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}
.header.scrolled {
  background: rgba(0, 26, 77, 0.96);
  backdrop-filter: blur(12px);
  padding: 14px 4vw;
  box-shadow: 0 4px 24px rgba(0, 58, 158, 0.35);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo__mark {
  width: 36px;
  height: 36px;
  background: var(--blue-light);
  color: var(--white);
  font-weight: 700;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: transform 0.4s var(--ease-spring);
}
.logo:hover .logo__mark { transform: scale(1.06) rotate(-3deg); }
.logo__text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.05em;
}

.nav { flex: 1; display: flex; justify-content: center; }
.nav__list { display: flex; gap: 32px; }
.nav__link {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9rem;
  position: relative;
  transition: color var(--transition);
}
.nav__link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--green);
  transition: width var(--transition);
}
.nav__link:hover { color: var(--white); }
.nav__link:hover::after { width: 100%; }

.header__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.header__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  line-height: 1.2;
  white-space: nowrap;
  cursor: pointer;
  font-family: inherit;
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
}
.header__btn--ghost {
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: var(--white);
  background: transparent;
}
.header__btn--ghost:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: var(--white);
}
.header__btn--primary {
  border: none;
  color: var(--white);
  background: var(--green);
}
.header__btn--primary:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
}

/* ===== 预约试用弹窗 ===== */
body.is-modal-open { overflow: hidden; }
.trial-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.35s ease, visibility 0.35s;
}
.trial-modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.trial-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 18, 48, 0.55);
  backdrop-filter: blur(4px);
}
.trial-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(880px, 100%);
  max-height: min(90vh, 560px);
  overflow: hidden;
  display: flex;
  background: var(--white);
  border-radius: 12px;
  box-shadow: 0 24px 64px rgba(0, 30, 80, 0.22);
}
.trial-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.92);
  color: var(--text-muted);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.trial-modal__close:hover {
  background: var(--white);
  color: var(--text);
}
.trial-modal__intro {
  flex: 1 1 48%;
  min-width: 0;
  padding: clamp(32px, 5vw, 40px) clamp(28px, 4vw, 36px);
  background: linear-gradient(145deg, #001433 0%, #003a9e 42%, #0052d9 72%, #002d6e 100%);
  color: var(--white);
  overflow-y: auto;
}
.trial-modal__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.trial-modal__brand-mark {
  width: 40px;
  height: 40px;
  background: var(--blue-light);
  color: var(--white);
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}
.trial-modal__brand-name {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}
.trial-modal__intro-title {
  font-size: var(--fl-h3, 1.35rem);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 12px;
}
.trial-modal__intro-lead {
  font-size: var(--fl-sm, 0.9rem);
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 20px;
}
.trial-modal__intro-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}
.trial-modal__intro-list li {
  position: relative;
  padding-left: 14px;
  font-size: var(--fl-sm, 0.875rem);
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 10px;
}
.trial-modal__intro-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--green);
}
.trial-modal__intro-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.trial-modal__intro-tags span {
  font-size: 0.75rem;
  padding: 5px 12px;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
}
.trial-modal__form-panel {
  flex: 1 1 52%;
  min-width: 0;
  padding: clamp(32px, 5vw, 40px) clamp(28px, 4vw, 36px) clamp(28px, 5vw, 36px);
  padding-right: clamp(40px, 5vw, 48px);
  overflow-y: auto;
}
.trial-modal__form-title {
  font-size: var(--fl-h3, 1.25rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}
.trial-modal__form-desc {
  font-size: var(--fl-sm, 0.875rem);
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}
.trial-form__field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}
.trial-form__field span {
  font-size: var(--fl-sm, 0.875rem);
  color: var(--text-muted);
  font-weight: 500;
}
.trial-form__field input {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  font-family: inherit;
  font-size: var(--fl-body, 1rem);
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.trial-form__field input:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0, 82, 217, 0.12);
}
.trial-modal__captcha {
  display: flex;
  gap: 10px;
  align-items: stretch;
}
.trial-modal__captcha input {
  flex: 1;
  min-width: 0;
  padding: 11px 14px;
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  font-family: inherit;
  font-size: var(--fl-body, 1rem);
}
.trial-modal__captcha input:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0, 82, 217, 0.12);
}
.trial-modal__captcha-img {
  flex-shrink: 0;
  width: 108px;
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed #c5c5c5;
  border-radius: 6px;
  background: repeating-linear-gradient(
    -45deg,
    #f5f5f5,
    #f5f5f5 6px,
    #ebebeb 6px,
    #ebebeb 12px
  );
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  user-select: none;
  cursor: default;
}
.trial-form__submit {
  width: 100%;
  margin-top: 8px;
  padding: 13px 24px;
  border: none;
  border-radius: 6px;
  background: var(--blue);
  color: #fff;
  font-size: var(--fl-body, 1rem);
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}
.trial-form__submit:hover {
  background: var(--blue-dark);
  transform: translateY(-1px);
}

.trial-form__tip {
  text-align: center;
  margin-top: 12px;
  font-size: 14px;
  color: var(--text-muted);
}
.trial-form__tip.is-success { color: #0a7a3e; }
.trial-form__tip.is-error { color: #c0392b; }

/* ===== 官网表单提交反馈（留言 / 合伙人 / 预约试用） ===== */
.ysy-form-status {
  min-height: 48px;
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.55;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease, opacity 0.25s ease;
  border: 1px solid transparent;
}
.ysy-form-status:empty {
  min-height: 0;
  margin-top: 0;
  padding: 0;
  border: none;
}
.ysy-form-status.is-loading {
  background: #eef4ff;
  color: #0052d9;
  border-color: #c5daff;
}
.ysy-form-status.is-success {
  background: #e8f7ee;
  color: #0a7a3e;
  border-color: #b8e6c8;
  font-weight: 500;
}
.ysy-form-status.is-error {
  background: #fdecea;
  color: #c0392b;
  border-color: #f5c6c0;
}
.ysy-form-status.is-shake {
  animation: ysyFormShake 0.45s ease;
}
@keyframes ysyFormShake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}
.ysy-form-status__icon {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
}
.form-submit.is-loading,
.trial-form__submit.is-loading,
.partner-form__submit.is-loading,
.contact-form__submit.is-loading {
  opacity: 0.82;
  cursor: wait;
  pointer-events: none;
}
.form-submit.is-success,
.trial-form__submit.is-success,
.partner-form__submit.is-success,
.contact-form__submit.is-success {
  background: #0a7a3e !important;
  color: #fff !important;
}
.form-submit:disabled,
.trial-form__submit:disabled,
.partner-form__submit:disabled,
.contact-form__submit:disabled {
  cursor: not-allowed;
}
.ysy-form.is-submitting {
  pointer-events: none;
  opacity: 0.92;
}
.ysy-form.is-submitted .ysy-form-status.is-success {
  box-shadow: 0 4px 16px rgba(10, 122, 62, 0.12);
}

@media (max-width: 640px) {
  .trial-modal__dialog {
    flex-direction: column;
    max-height: min(92vh, 720px);
    overflow-y: auto;
  }
  .trial-modal__intro,
  .trial-modal__form-panel {
    flex: none;
    width: 100%;
  }
  .trial-modal__intro { padding: 28px 24px 24px; }
  .trial-modal__form-panel { padding: 24px; }
}

.nav-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 8px;
  flex-shrink: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  overflow: visible;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
  flex-shrink: 0;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.nav-close,
.nav-backdrop { display: none; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero.hero--no-banner {
  min-height: auto;
  height: auto;
  padding-top: 5.5rem;
  padding-bottom: 0;
  overflow: visible;
  background: linear-gradient(135deg, #001a45 0%, #003080 55%, #0047a8 100%);
}
.hero__banner {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__banner[hidden] {
  display: none !important;
}
.hero.hero--no-banner + .products {
  padding-top: calc(var(--section-py-products) + 5rem);
}
.hero__bg {
  position: absolute;
  inset: -8%;
  overflow: hidden;
  will-change: transform;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 55%;
  animation: heroKenBurns 22s ease-in-out infinite alternate;
}
@keyframes heroKenBurns {
  0% { transform: scale(1) translate(0, 0); }
  100% { transform: scale(1.12) translate(-2%, -1.5%); }
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      105deg,
      rgba(0, 16, 48, 0.9) 0%,
      rgba(0, 32, 82, 0.72) 32%,
      rgba(0, 40, 95, 0.42) 58%,
      rgba(0, 12, 38, 0.18) 100%
    ),
    linear-gradient(
      180deg,
      rgba(0, 8, 28, 0.35) 0%,
      transparent 42%,
      rgba(0, 10, 30, 0.25) 100%
    );
  z-index: 1;
}
@keyframes productsOrbWeave1 {
  from { transform: rotate(0deg) translateX(58px) rotate(0deg) scale(1); }
  to { transform: rotate(360deg) translateX(58px) rotate(-360deg) scale(1); }
}
@keyframes productsOrbWeave2 {
  from { transform: rotate(180deg) translateX(58px) rotate(-180deg) scale(0.96); }
  to { transform: rotate(540deg) translateX(58px) rotate(-540deg) scale(1.04); }
}
@keyframes glowPulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.85; transform: scale(1.1); }
}
.hero__content {
  position: relative;
  z-index: 2;
  padding: clamp(7rem, 12vh + 2rem, 12.5rem) 0 clamp(5rem, 9vh + 1.5rem, 8.75rem);
  max-width: min(880px, 72vw);
  width: 100%;
}
.hero__tag {
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.05rem, 0.55vw + 0.92rem, 1.3rem);
  margin-bottom: clamp(14px, 1.8vh, 24px);
  letter-spacing: 0.08em;
}
.hero__title {
  font-size: var(--fl-hero, clamp(2.75rem, 6.8vw, 4.5rem));
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: clamp(18px, 2.8vh, 32px);
  background: linear-gradient(
    125deg,
    #ffffff 0%,
    #c8e6ff 22%,
    #7ec8ff 42%,
    #4096ff 68%,
    #e8f4ff 88%,
    #ffffff 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: heroTitleShine 8s ease-in-out infinite alternate;
}
@supports not (background-clip: text) {
  .hero__title { color: var(--white); background: none; }
}
@keyframes heroTitleShine {
  0% { background-position: 0% center; }
  100% { background-position: 100% center; }
}
.hero__desc {
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1.05rem, 0.5vw + 0.95rem, 1.25rem);
  line-height: 1.8;
  max-width: 100%;
}
.hero__scroll {
  position: absolute;
  bottom: clamp(28px, 5vh, 56px);
  right: 4vw;
  z-index: 2;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.45);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), transform var(--transition);
}
.hero__scroll-ring {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  animation: ringExpand 2.4s ease-out infinite;
}
@keyframes ringExpand {
  0% { transform: scale(0.85); opacity: 0.8; }
  100% { transform: scale(1.35); opacity: 0; }
}
.hero__scroll svg {
  position: relative;
  z-index: 1;
  animation: scrollBounce 2s ease infinite;
}
.hero__scroll:hover {
  background: rgba(255, 255, 255, 0.16);
}
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}

/* ===== Products (accordion, centered container) ===== */
.products {
  position: relative;
  padding: var(--section-py-products, clamp(6.5rem, 9vh + 3rem, 10.5rem)) 0;
  background: var(--white);
  overflow: hidden;
}
.products__inner {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}
.products__aurora {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.products__orbs-hub {
  position: absolute;
  left: clamp(-11%, 8vw, -12%);
  top: 80px;
  width: min(520px, 55vw);
  height: min(520px, 55vw);
  margin-top: calc(min(520px, 55vw) / -2);
  z-index: 0;
}
.products__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: var(--section-gap, 3rem);
}
.products__title {
  font-size: var(--fl-section-title, clamp(1.5rem, 2.5vw + 0.75rem, 2.25rem));
  font-weight: 700;
  color: #222;
  line-height: 1.35;
  margin-bottom: clamp(8px, 1vh, 14px);
}
.products__subtitle {
  font-size: var(--fl-sm, clamp(0.8rem, 0.35vw + 0.72rem, 0.95rem));
  color: #b0b0b0;
  letter-spacing: 0.02em;
  line-height: 1.5;
}
.products__more {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  color: #333;
  font-size: 0.9rem;
  transition: gap var(--transition);
}
.products__more:hover { gap: 16px; }
.products__more-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #f4f4f4;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.4s var(--ease-spring);
}
.products__more:hover .products__more-icon { transform: scale(1.06); }
.products__more-icon i {
  display: block;
  width: 14px;
  height: 2px;
  background: #1a1a1a;
  border-radius: 1px;
}
.products__more-text { white-space: nowrap; }

.products__accordion {
  display: flex;
  height: clamp(26rem, 48vh, 36rem);
  border: 1px solid #e6e6e6;
  background: #f5f5f5;
}
.product-card {
  position: relative;
  flex: 1;
  min-width: 0;
  height: 100%;
  overflow: hidden;
  cursor: pointer;
  border-right: 1px solid #e0e0e0;
  transition: flex 0.5s var(--ease-out);
}
.product-card:last-child { border-right: none; }
.product-card:nth-child(2) .product-card__collapse { background: #ededed; }
.product-card:nth-child(4) .product-card__collapse { background: #ededed; }
.product-card.active {
  flex: 2.85;
  border-right: 1px solid #e0e0e0;
}

/* Expanded: blue info + image (stacked layers) */
.product-card__expand {
  position: absolute;
  inset: 0;
  display: flex;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.45s ease;
  z-index: 2;
}
.product-card.active .product-card__expand {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.product-card__info {
  flex: 0 0 52%;
  width: 52%;
  min-width: 0;
  background: #292929;
  color: var(--white);
  padding: clamp(28px, 3vh + 12px, 40px) clamp(24px, 2.5vw, 36px) clamp(56px, 6vh, 72px);
  display: flex;
  flex-direction: column;
  position: relative;
}
.product-card__info h3 {
  font-size: var(--fl-h3, clamp(1.2rem, 1.5vw + 0.9rem, 1.5rem));
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.35;
  flex-shrink: 0;
}
.product-card__en {
  font-size: var(--fl-sm, 0.875rem);
  color: rgba(255, 255, 255, 0.75);
  text-transform: lowercase;
  margin-bottom: clamp(12px, 2vh, 20px);
  letter-spacing: 0.03em;
  flex-shrink: 0;
}
.product-card__desc {
  font-size: clamp(0.9rem, 0.5vw + 0.78rem, 1.0625rem);
  line-height: 1.82;
  color: rgba(255, 255, 255, 0.92);
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding-right: 6px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.35) transparent;
}
.product-card__desc::-webkit-scrollbar { width: 4px; }
.product-card__desc::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.35);
  border-radius: 4px;
}
.product-card__badge {
  position: absolute;
  left: 32px;
  bottom: 28px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-card__media {
  flex: 0 0 50%;
  width: 50%;
  overflow: hidden;
  background: #c8d4e8;
}
.product-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out);
}
.product-card.active .product-card__media img {
  animation: productImgZoom 10s ease forwards;
}
@keyframes productImgZoom {
  from { transform: scale(1.08); }
  to { transform: scale(1); }
}

/* Collapsed: icon + title */
.product-card__collapse {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px 12px 36px;
  background: #f5f5f5;
  text-align: center;
  z-index: 1;
  transition: opacity 0.35s ease;
}
.product-card.active .product-card__collapse {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.product-card__collapse .product-card__icon {
  color: #b8b8b8;
  margin-bottom: 24px;
  display: flex;
  transition: color 0.35s ease, transform 0.4s var(--ease-spring);
}
.product-card:not(.active):hover .product-card__icon {
  color: #888;
  transform: translateY(-3px);
}
.product-card__collapse h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #222;
  margin-bottom: 8px;
  line-height: 1.4;
}
.product-card__collapse .product-card__en {
  color: #b5b5b5;
  margin-bottom: 0;
  font-size: 0.72rem;
}
.product-card__badge--ghost {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  background: transparent;
  border: 1px solid #dcdcdc;
  color: #dcdcdc;
  font-weight: 500;
}

/* ===== About (full-width bg + centered content) ===== */
.about {
  position: relative;
  min-height: var(--block-min-h, clamp(32rem, 52vh, 45rem));
  overflow: hidden;
  color: var(--white);
}
.about__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.about__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 65% center;
  animation: aboutBgDrift 18s ease-in-out infinite alternate;
}
@keyframes aboutBgDrift {
  0% { transform: scale(1); }
  100% { transform: scale(1.05); }
}
.about__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  
}
.about__glow {
  position: absolute;
  left: 28%;
  bottom: -20%;
  width: 55%;
  height: 55%;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(0, 82, 217, 0.22) 0%, transparent 68%);
}
.about__inner {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  min-width: min(100%, 320px);
  margin: 0 auto;
  padding: clamp(4rem, 8vh + 1.5rem, 7.5rem) clamp(24px, 3vw, 32px);
  min-height: var(--block-min-h, clamp(32rem, 52vh, 45rem));
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--section-gap, clamp(3rem, 5vh + 1.25rem, 5.5rem));
}
.about__label {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: clamp(12px, 1.8vh, 20px);
  letter-spacing: 0.04em;
}
.about__title {
  font-size: var(--fl-section-title, clamp(1.5rem, 2.5vw + 0.75rem, 2.25rem));
  font-weight: 700;
  margin-bottom: clamp(18px, 2.5vh, 32px);
  line-height: 1.35;
  max-width: 520px;
}
.about__desc {
  font-size: 0.92rem;
  line-height: 1.95;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: clamp(18px, 2.5vh, 32px);
  max-width: 480px;
}
.about__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--white);
  font-size: 0.9rem;
  transition: gap var(--transition), opacity var(--transition);
}
.about__link:hover { gap: 12px; opacity: 0.9; }
.about__stats {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: clamp(20px, 3vh + 8px, 40px);
  flex-wrap: wrap;
  padding-top: clamp(8px, 2vh, 24px);
}
.about__stat {
  flex: 1;
  min-width: 140px;
  transition: transform 0.5s var(--ease-out);
}
.about__stat.visible { transform: translateY(0); }
.about__stat-value {
  margin: 0 0 8px;
  line-height: 1.1;
}
.about__stat-num {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.about__stat-suffix {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 700;
}
.about__stat-label {
  display: block;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.4;
}

/* ===== Global / Solution (left content + right China vector map) ===== */
.global {
  padding: var(--section-py, 5.5rem) 0;
  background: var(--white);
}
.global__inner {
  max-width: 1280px;
  min-width: min(100%, 320px);
  margin: 0 auto;
  padding: 0 32px;
}
.global__layout {
  display: flex;
  align-items: center;
  gap: clamp(32px, 4vw + 1rem, 56px);
}
.global__content {
  flex: 0 0 38%;
  max-width: 38%;
  min-width: 280px;
}
.global__title {
  font-size: var(--fl-section-title, clamp(1.5rem, 2.5vw + 0.75rem, 2.25rem));
  font-weight: 700;
  color: #222;
  line-height: 1.35;
  margin-bottom: 10px;
}
.global__subtitle {
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  font-weight: 700;
  color: #222;
  line-height: 1.4;
  margin-bottom: 8px;
}
.global__subtitle-en {
  font-size: 0.78rem;
  color: #b5b5b5;
  line-height: 1.5;
  margin-bottom: 40px;
}
.global__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px 28px;
}
.global__stat {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s var(--ease-out);
}
.global__stat.visible {
  opacity: 1;
  transform: translateY(0);
}
.global__stat-value {
  margin: 0 0 6px;
  line-height: 1.1;
}
.global__stat-num {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  color: #333;
  font-variant-numeric: tabular-nums;
}
.global__stat-suffix {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--blue);
}
.global__stat-label {
  display: block;
  font-size: 0.82rem;
  color: #999;
  line-height: 1.4;
}

.global__map-panel {
  flex: 1;
  min-width: 0;
  position: relative;
  aspect-ratio: 774 / 569;
}
.global__map-svg {
  width: 100%;
  height: 100%;
}
.global__map-svg img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.global__nodes {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.global__node,
.global__pin {
  position: absolute;
  left: var(--x);
  top: var(--y);
  transform: translate(-50%, -50%);
}
.global__node {
  width: 10px;
  height: 10px;
  background: var(--blue);
  border-radius: 50%;
  z-index: 2;
}
.global__node::before,
.global__node::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 10px;
  height: 10px;
  margin: -5px 0 0 -5px;
  border-radius: 50%;
  border: 2px solid rgba(0, 82, 217, 0.45);
  animation: nodeRipple 2.8s ease-out infinite;
}
.global__node::after {
  animation-delay: 1.4s;
}
.global__node:nth-child(2)::before { animation-delay: 0.2s; }
.global__node:nth-child(3)::before { animation-delay: 0.5s; }
.global__node:nth-child(4)::before { animation-delay: 0.8s; }
.global__node:nth-child(5)::before { animation-delay: 1.1s; }
.global__node:nth-child(6)::before { animation-delay: 1.4s; }
.global__node:nth-child(7)::before { animation-delay: 0.3s; }
.global__node:nth-child(8)::before { animation-delay: 0.6s; }
.global__node:nth-child(9)::before { animation-delay: 0.9s; }
.global__node:nth-child(10)::before { animation-delay: 1.2s; }
.global__node:nth-child(11)::before { animation-delay: 0.15s; }
.global__node:nth-child(12)::before { animation-delay: 0.45s; }
.global__node:nth-child(13)::before { animation-delay: 0.75s; }
.global__node:nth-child(14)::before { animation-delay: 1.05s; }
.global__node:nth-child(15)::before { animation-delay: 1.35s; }
.global__node:nth-child(16)::before { animation-delay: 0.25s; }
.global__node:nth-child(17)::before { animation-delay: 0.55s; }
.global__node:nth-child(18)::before { animation-delay: 0.85s; }
@keyframes nodeRipple {
  0% { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(3.2); opacity: 0; }
}
.global__pin {
  width: 22px;
  height: 28px;
  z-index: 3;
  background: none;
}
.global__pin::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  width: 14px;
  height: 14px;
  margin-left: -7px;
  background: #e53935;
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  box-shadow: 0 2px 8px rgba(229, 57, 53, 0.45);
}
.global__pin::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 6px;
  height: 6px;
  margin-left: -3px;
  background: rgba(229, 57, 53, 0.35);
  border-radius: 50%;
}

/* ===== Industry ===== */
.industry {
  padding: 0;
  background: var(--white);
}
.industry__panels {
  display: flex;
  height: clamp(26rem, 48vh, 35rem);
  overflow: hidden;
}
.industry__panel {
  flex: 1;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: flex var(--transition);
  border-right: 1px solid rgba(255, 255, 255, 0.12);
}
.industry__panel:last-child { border-right: none; }
.industry__panel.active { flex: 2.4; }
.industry__panel img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  transition: transform 0.75s var(--ease-out);
}
.industry__panel:hover img,
.industry__panel.active img { transform: scale(1.12); }
.industry__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 20, 60, 0.68);
  transition: background var(--transition);
}
.industry__panel.active .industry__overlay {
  background: linear-gradient(
    180deg,
    rgba(0, 25, 70, 0.35) 0%,
    rgba(0, 35, 90, 0.72) 55%,
    rgba(0, 40, 100, 0.88) 100%
  );
}
.industry__content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 32px 16px;
  z-index: 1;
  color: var(--white);
  transition:
    align-items var(--transition),
    justify-content var(--transition),
    padding var(--transition);
}
.industry__panel.active .industry__content {
  align-items: flex-start;
  justify-content: flex-end;
  padding: 36px 32px 40px;
  max-width: 100%;
}
.industry__icon {
  display: flex;
  margin-bottom: 12px;
  opacity: 0.85;
  flex-shrink: 0;
  transition: transform 0.5s var(--ease-spring), opacity var(--transition), margin var(--transition);
}
.industry__panel.active .industry__icon {
  transform: scale(1.05);
  opacity: 1;
  margin-bottom: 16px;
}
.industry__name {
  font-size: 1rem;
  font-weight: 600;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: 0.2em;
  margin: 0;
  flex-shrink: 0;
  transition:
    writing-mode var(--transition),
    font-size var(--transition),
    letter-spacing var(--transition),
    margin var(--transition);
}
.industry__panel.active .industry__name {
  writing-mode: horizontal-tb;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 0;
}
.industry__label,
.industry__desc {
  width: 100%;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin: 0;
  transition:
    max-height 0.5s var(--ease-out),
    opacity 0.4s ease,
    margin 0.4s ease;
}
.industry__panel.active .industry__label {
  max-height: 2em;
  opacity: 1;
  margin-bottom: 8px;
}
.industry__panel.active .industry__desc {
  max-height: 200px;
  opacity: 1;
  margin-top: 12px;
  animation: industryDescIn 0.55s var(--ease-out) 0.1s backwards;
}
.industry__label {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.75);
  letter-spacing: 0.12em;
}
.industry__desc {
  font-size: 0.88rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
  max-width: 360px;
}
@keyframes industryDescIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Benefits ===== */
.benefits {
  padding: var(--section-py, 5.5rem) 0;
  background: var(--grey-bg);
}
.benefits__sub {
  text-align: center;
  color: var(--text-muted);
  max-width: 720px;
  margin: 16px auto 48px;
  font-size: var(--fl-body, 0.95rem);
  line-height: 1.8;
}
.benefits__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.benefit-card {
  background: var(--white);
  padding: 32px 24px;
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
  transition:
    transform 0.5s var(--ease-out),
    box-shadow var(--transition),
    border-color var(--transition);
  border: 1px solid transparent;
}
.benefit-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 40px rgba(0, 82, 217, 0.12);
  border-color: rgba(0, 82, 217, 0.08);
}
.benefit-card__icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: transform 0.45s var(--ease-spring);
}
.benefit-card:hover .benefit-card__icon { transform: scale(1.1) rotate(-4deg); }
.benefit-card__icon--1 { background: rgba(0, 82, 217, 0.1); color: var(--blue); }
.benefit-card__icon--2 { background: rgba(64, 150, 255, 0.12); color: var(--blue-light); }
.benefit-card__icon--3 { background: rgba(255, 140, 0, 0.12); color: #e67e00; }
.benefit-card__icon--4 { background: rgba(120, 80, 200, 0.12); color: #6b4fc7; }
.benefit-card h3 {
  font-size: var(--fl-h4, 1.2rem);
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 12px;
}
.benefit-card p {
  font-size: var(--fl-sm, 0.88rem);
  color: var(--text-muted);
  line-height: 1.75;
}

/* ===== News ===== */
.news {
  padding: var(--section-py, 5.5rem) 0;
  background: var(--white);
}
.news__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: var(--section-gap, 3rem);
}
.news__all {
  display: inline-block;
  margin-top: 10px;
  color: var(--blue);
  font-weight: 600;
  transition: gap 0.35s, opacity 0.35s;
}
.news__all:hover { opacity: 0.85; }
.news__controls {
  display: flex;
  align-items: center;
  gap: 12px;
}
.news__progress {
  width: 140px;
  height: 3px;
  background: #e5e5e5;
  border-radius: 2px;
  overflow: hidden;
}
.news__progress span {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--blue), var(--blue-light));
  border-radius: 2px;
  transition: width 0.1s linear;
}
.news__arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid #ddd;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  transition: border-color var(--transition), color var(--transition), background var(--transition), transform 0.35s var(--ease-spring);
}
.news__arrow:hover {
  border-color: #414141;
  color: #333;
  background: #e9e9e9;
  transform: scale(1.06);
}
.news__arrow:active { transform: scale(0.95); }
.news__slider {
  position: relative;
  min-height: clamp(18rem, 32vh, 24rem);
  overflow: hidden;
}
.news__slide {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateX(40px);
  transition:
    opacity 0.65s var(--ease-out),
    transform 0.65s var(--ease-out),
    visibility 0.65s;
  pointer-events: none;
}
.news__slide.active {
  position: relative;
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
  pointer-events: auto;
}
.news__slide.exit-left {
  opacity: 0;
  transform: translateX(-40px);
}
.news__slide.enter-right {
  transform: translateX(40px);
}
.news__card {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%);
  color: var(--white);
  padding: 48px 40px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.news__slide.active .news__card time,
.news__slide.active .news__card h3,
.news__slide.active .news__card p,
.news__slide.active .news__card .news__link {
  animation: newsTextIn 0.7s var(--ease-out) backwards;
}
.news__slide.active .news__card h3 { animation-delay: 0.08s; }
.news__slide.active .news__card p { animation-delay: 0.16s; }
.news__slide.active .news__card .news__link { animation-delay: 0.24s; }
@keyframes newsTextIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
.news__num {
  position: absolute;
  top: 16px;
  left: 24px;
  font-size: 6rem;
  font-weight: 900;
  line-height: 1;
  color: rgba(255, 255, 255, 0.08);
  pointer-events: none;
}
.news__card time {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 16px;
  position: relative;
}
.news__card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 16px;
  position: relative;
}
.news__card p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
  margin-bottom: 24px;
  position: relative;
}
.news__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--white);
  font-size: 0.9rem;
  position: relative;
  transition: gap var(--transition);
}
.news__link:hover { gap: 12px; }
.news-thumb__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f2f3f5;
  color: #c0c4cc;
  font-size: var(--fl-sm);
  letter-spacing: 0.04em;
  user-select: none;
}
.news-thumb__placeholder span {
  transform: translateY(0);
}
.news__visual {
  overflow: hidden;
  min-height: 280px;
  position: relative;
}
.news__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out);
}
.news__visual .news-thumb__placeholder,
.news__placeholder {
  min-height: 280px;
}
.news__card .news__cat {
  display: inline-block;
  margin-bottom: 8px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: var(--fl-xs);
  background: rgba(0, 82, 217, 0.12);
  color: var(--blue);
}
.news__slide.active .news__visual img {
  animation: newsImgIn 0.9s var(--ease-out) forwards;
}
@keyframes newsImgIn {
  from { transform: scale(1.08); opacity: 0.6; }
  to { transform: scale(1); opacity: 1; }
}

/* ===== CTA ===== */
.cta {
  position: relative;
  min-height: var(--block-min-h-md, clamp(26rem, 42vh, 35rem));
  overflow: hidden;
  display: flex;
  align-items: center;
}
.cta__bg {
  position: absolute;
  inset: -5%;
  z-index: 0;
}
.cta__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  animation: ctaKenBurns 20s ease-in-out infinite alternate;
}
@keyframes ctaKenBurns {
  0% { transform: scale(1) translate(0, 0); }
  100% { transform: scale(1.1) translate(1%, -1%); }
}

.cta__aurora {
  position: absolute;
  right: 12%;
  top: 50%;
  width: min(520px, 55vw);
  height: min(520px, 55vw);
  margin-top: calc(min(520px, 55vw) / -2);
  z-index: 2;
  pointer-events: none;
}
.cta__orb {
  position: absolute;
  left: 50%;
  top: 50%;
  border-radius: 50%;
  filter: blur(72px);
  mix-blend-mode: screen;
  opacity: 0.75;
}
.cta__orb--1 {
  width: 260px;
  height: 260px;
  margin: -130px 0 0 -130px;
  background: rgb(229 253 125 / 65%);
  animation: ctaOrbRotate1 14s linear infinite;
}
.cta__orb--2 {
  width: 200px;
  height: 200px;
  margin: -100px 0 0 -100px;
  background: rgba(180, 255, 230, 0.55);
  animation: ctaOrbRotate2 18s linear infinite reverse;
}
@keyframes ctaOrbRotate1 {
  0% { transform: rotate(0deg) translateX(110px) rotate(0deg) scale(1); }
  50% { transform: rotate(180deg) translateX(110px) rotate(-180deg) scale(1.08); }
  100% { transform: rotate(360deg) translateX(110px) rotate(-360deg) scale(1); }
}
@keyframes ctaOrbRotate2 {
  0% { transform: rotate(0deg) translateX(75px) rotate(0deg) scale(1); }
  50% { transform: rotate(180deg) translateX(75px) rotate(-180deg) scale(0.92); }
  100% { transform: rotate(360deg) translateX(75px) rotate(-360deg) scale(1); }
}
.cta__inner {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: clamp(4rem, 8vh + 1rem, 6.5rem) clamp(24px, 3vw, 32px);
  display: flex;
  justify-content: flex-end;
  align-items: center;
}
.cta__content {
  max-width: 660px;
  text-align: right;
  color: var(--white);
}
.cta__content h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.3;
  text-shadow: 0 2px 24px rgba(0, 20, 60, 0.35);
}
.cta__content p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 24px;
  text-shadow: 0 1px 12px rgba(0, 20, 60, 0.3);
}
.cta__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--white);
  font-size: 0.9rem;
  transition: gap var(--transition), opacity var(--transition);
}
.cta__link:hover { gap: 12px; opacity: 0.9; }

/* ===== Footer ===== */
.footer {
  background: #0d1117;
  color: rgba(255, 255, 255, 0.65);
}
.footer__main {
  padding: 48px 0 36px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1.1fr 1fr 1.4fr;
  gap: 40px 32px;
  align-items: start;
}
.footer__brand .logo { margin-bottom: 16px; }
.logo--footer .logo__text { color: var(--white); }
.footer__slogan {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 8px;
  line-height: 1.5;
}
.footer__company {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.45);
}
.footer__heading {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 18px;
}
.footer__contact-list {
  list-style: none;
}
.footer__contact-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin-bottom: 12px;
  font-size: 0.85rem;
  line-height: 1.5;
}
.footer__label {
  color: rgba(255, 255, 255, 0.45);
  min-width: 4.5em;
  flex-shrink: 0;
}
.footer__contact-list a {
  color: rgba(255, 255, 255, 0.85);
  transition: color var(--transition);
}
.footer__contact-list a:hover { color: var(--white); }
.footer__qr-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 16px;
}
.footer__qr {
  margin: 0;
  text-align: center;
  width: 88px;
}
.footer__qr img {
  width: 88px;
  height: 88px;
  display: block;
  margin: 0 auto 8px;
  padding: 4px;
  background: var(--white);
  border-radius: 4px;
  transition: transform 0.35s var(--ease-spring);
}
.footer__qr:hover img { transform: scale(1.05); }
.footer__qr figcaption {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.35;
}
.footer__bottom {
  padding: 20px 0;
}
.footer__bottom-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}
.footer__legal {
  flex: 1;
  min-width: 0;
}
.footer__copy {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 6px;
}
.footer__beian {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 8px;
  line-height: 1.6;
}
.footer__beian a {
  color: rgba(255, 255, 255, 0.45);
  transition: color var(--transition);
}
.footer__beian a:hover { color: rgba(255, 255, 255, 0.75); }
.footer__sep {
  margin: 0 8px;
  color: rgba(255, 255, 255, 0.2);
}
.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.78rem;
}
.footer__links a {
  color: rgba(255, 255, 255, 0.45);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--white); }
.footer__top {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition), transform 0.35s var(--ease-spring);
}
.footer__top:hover {
  background: var(--blue);
  border-color: var(--blue);
  transform: translateY(-3px);
}

/* ===== Responsive ===== */
@media (max-width: 1100px) {
  .footer__inner {
    grid-template-columns: 1fr 1fr;
  }
  .footer__qrcodes {
    grid-column: 1 / -1;
  }
  .products__inner { padding: 0 24px; }
  .products__accordion { height: clamp(20rem, 38vh, 22.5rem); }
  .product-card.active { flex: 2.4; }
  .product-card__info { padding: 28px 24px; }
  .about__stats { gap: 20px; }
  .about__stat { min-width: 120px; }
  .benefits__grid { grid-template-columns: repeat(2, 1fr); }
  .industry__panels { flex-wrap: wrap; height: auto; }
  .industry__panel { flex: 1 1 20%; min-height: 320px; }
  .industry__panel.active { flex: 1 1 40%; }
}

@media (max-width: 992px) {
  .about__overlay {
    background: linear-gradient(
      180deg,
      rgba(0, 45, 120, 0.92) 0%,
      rgba(0, 55, 140, 0.75) 45%,
      rgba(0, 35, 90, 0.55) 100%
    );
  }
  .about__bg img { object-position: center 30%; }
  .global__layout {
    flex-direction: column;
    gap: 36px;
  }
  .global__content {
    flex: none;
    max-width: none;
    width: 100%;
  }
  .global__map-panel { width: 100%; max-width: 640px; margin: 0 auto; }
  .news__slide,
  .news__slide.active { grid-template-columns: 1fr; }
  .cta__inner { justify-content: center; padding: clamp(3rem, 7vh, 4.5rem) 24px; }
  .cta__content { max-width: none; text-align: center; }
  .products__orbs-hub {
    right: 50%;
    margin-right: calc(min(400px, 70vw) / -2);
    top: 72%;
  }
}

@media (max-width: 768px) {
  .header {
    overflow: visible;
    padding: 12px 12px 12px 16px;
    gap: 8px;
  }
  .header.scrolled {
    padding: 10px 12px 10px 16px;
  }
  .logo__text img {
    width: 96px;
    height: auto;
  }
  .header__btn--ghost { display: none; }
  .nav-toggle {
    display: flex;
    width: 44px;
    height: 44px;
    padding: 10px;
    margin-left: 2px;
    box-sizing: border-box;
    z-index: 101;
  }
  .nav-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 98;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition), visibility var(--transition);
  }
  .nav-backdrop.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: #000;
    padding: 72px 24px 24px;
    transition: right var(--transition);
    z-index: 99;
    justify-content: flex-start;
  }
  .nav.open { right: 0; }
  .nav-close {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    cursor: pointer;
    z-index: 2;
    transition: background var(--transition);
  }
  .nav-close:hover { background: rgba(255, 255, 255, 0.18); }
  .nav__list { flex-direction: column; gap: 0; width: 100%;}
  .nav__link { display: block; padding: 14px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
  .nav__link::after { display: none; }
  .header__actions { gap: 6px; flex-shrink: 1; min-width: 0; }
  .header__btn { padding: 8px 12px; font-size: 0.78rem; }
  .hero__bg,
  .hero .banner-slider { inset: 0; }
  .hero {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: stretch;
    min-height: clamp(26rem, 78vw, 32rem);
    height: auto;
  }
  .hero__content,
  .hero .banner-slider__copies {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: clamp(5rem, 14vw, 6rem) 20px clamp(4rem, 12vw, 5rem);
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .hero__title {
    font-size: clamp(1.85rem, 8.2vw, 2.35rem);
    line-height: 1.28;
    margin-bottom: 16px;
  }
  .hero__tag {
    font-size: 0.875rem;
    letter-spacing: 0.04em;
    margin-bottom: 12px;
  }
  .hero__desc {
    font-size: 0.95rem;
    line-height: 1.7;
    max-width: none;
  }
  .hero .banner-slider__indicators--dock {
    bottom: 20px;
    width: min(240px, 56vw);
  }
  .hero__scroll { display: none; }
  .hero .banner-slider__slide img {
    object-position: 62% center;
    animation: none;
  }

  .products__inner {
    width: 100%;
    max-width: 100%;
    padding: 0 16px;
    box-sizing: border-box;
  }
  .products__head {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }
  .products__accordion {
    flex-direction: column;
    height: auto;
    min-height: 0;
    border: 1px solid #e6e6e6;
    background: #f5f5f5;
  }
  .product-card {
    flex: none;
    width: 100%;
    height: auto;
    min-height: 0;
    border-right: none;
    border-bottom: 1px solid #e0e0e0;
  }
  .product-card.active {
    flex: none;
    width: 100%;
  }
  .product-card:not(.active) .product-card__expand {
    display: none;
  }
  .product-card:not(.active) .product-card__collapse {
    position: relative;
    inset: auto;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    gap: 16px;
    padding: 18px 16px;
    min-height: 72px;
  }
  .product-card.active .product-card__collapse {
    display: none;
  }
  .product-card.active .product-card__expand {
    position: relative;
    inset: auto;
    display: flex;
    flex-direction: column;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    height: auto;
  }
  .product-card__info {
    flex: none;
    width: 100%;
    max-width: none;
    min-height: 0;
    padding: 24px 20px 56px;
  }
  .product-card__media {
    width: 100%;
    flex: none;
    min-height: 180px;
  }
  .product-card:not(.active) .product-card__collapse .product-card__icon {
    margin-bottom: 0;
  }
  .product-card:not(.active) .product-card__badge--ghost {
    position: static;
    transform: none;
    margin-left: auto;
    flex-shrink: 0;
  }
  .products__subtitle,
  .product-card__en {
    display: none !important;
  }
  .product-card:not(.active) .product-card__collapse h3 {
    flex: 1;
    min-width: 0;
    margin-bottom: 0;
    font-size: 1.05rem;
    line-height: 1.35;
    text-align: left;
  }

  .about__inner {
    padding: clamp(2.5rem, 6vh + 1rem, 4rem) 20px;
    min-height: 0;
    gap: clamp(2rem, 4vh, 3rem);
  }
  .about__stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 16px;
    width: 100%;
  }
  .about__stat {
    min-width: 0;
    flex: none;
  }
  .about__stat-num { font-size: clamp(1.5rem, 6vw, 2rem); }
  .about__stat-label { font-size: 0.75rem; }

  .global__inner { padding: 0 20px; }
  .global__subtitle-en { margin-bottom: 28px; }
  .global__stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 16px;
  }
  .global__stat-label { font-size: 0.8rem; }

  .industry__panels {
    flex-direction: column;
    height: auto;
    overflow: visible;
    background: #fff;
    gap: 0;
  }
  .industry__panel {
    min-height: 88px;
    flex: none !important;
    width: 100%;
    border-bottom: 3px solid #fff;
  }
  .industry__panel:last-child {
    border-bottom: none;
  }
  .industry__panel.active {
    min-height: min(380px, 65vh);
  }
  .industry__name { writing-mode: horizontal-tb; font-size: 0.95rem; }
  .industry__panel:not(.active) .industry__content {
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    padding: 20px 16px;
    gap: 12px;
  }
  .industry__panel:not(.active) .industry__icon { margin-bottom: 0; }
  .industry__panel.active .industry__content {
    align-items: flex-start;
    justify-content: flex-end;
    padding: 24px 20px 28px;
  }
  .industry__panel.active .industry__desc {
    max-width: none;
    max-height: none;
    overflow: visible;
  }
  .industry__panel.active .industry__label {
    max-height: none;
  }

  .news__visual { display: none; }
  .news__slide.active { grid-template-columns: 1fr; }
  .news__slider { min-height: 0; }
  .news__card { padding: 32px 24px; }

  .footer__inner {
    grid-template-columns: 1fr;
    text-align: left;
    padding: 0 20px;
    gap: 28px;
  }
  .footer__brand .logo { justify-content: flex-start; }
  .footer__contact-list li {
    justify-content: flex-start;
    text-align: left;
  }
  .footer__qr-grid { justify-content: flex-start; }
  .footer__bottom-inner {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    padding: 0 20px;
  }
  .footer__links { justify-content: flex-start; }
  .footer__top { align-self: flex-end; }
}

@media (max-width: 480px) {
  .about__stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px 12px;
  }
  .global__stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px 12px;
  }
  .benefits__grid { grid-template-columns: 1fr; }
  .hero__title { font-size: 2rem; }
  .hero {
    min-height: clamp(24rem, 88vw, 30rem);
  }
  .hero__content,
  .hero .banner-slider__copies {
    padding-left: 16px;
    padding-right: 16px;
    padding-top: 4.75rem;
    padding-bottom: 3.75rem;
  }
  .hero__tag { font-size: 0.8125rem; }
  .hero__desc { font-size: 0.9rem; }
  .products__orbs-hub {
    top: 78%;
    opacity: 0.85;
  }
  .products__orbs-hub .cta__orb--1,
  .products__orbs-hub .cta__orb--2 {
    filter: blur(56px);
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .cta__orb--1,
  .cta__orb--2,
  .products__orbs-hub .cta__orb--1,
  .products__orbs-hub .cta__orb--2 { animation: none; opacity: 0.4; }
}