:root {
  --color-primary: #003478;
  --color-primary-dark: #001e4d;
  --color-primary-light: #0f4c97;
  --color-accent: #09a4ff;
  --color-text: #1b1e23;
  --color-muted: #6c7280;
  --color-border: rgba(17, 24, 39, 0.1);
  --color-surface: #ffffff;
  --shadow-panel: 0 24px 48px rgba(7, 22, 53, 0.18);
  --header-height: 72px;
  font-family: "Segoe UI", "Noto Sans KR", Arial, sans-serif;
}

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

body {
  margin: 0;
  font-family: inherit;
  color: var(--color-text);
  background: #f6f7fb;
  min-height: 100vh;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  background: var(--color-surface);
  box-shadow: 0 1px 10px rgba(0, 35, 102, 0.12);
  position: sticky;
  top: 0;
  z-index: 1000;
}

body.is-mobile-nav-open {
  overflow: hidden;
  touch-action: none;
}

.brand-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  padding: 1.25rem 6vw;
  gap: clamp(1.5rem, 4vw, 3rem);
  position: relative;
}

.brand {
  display: inline-flex;
  align-items: center;
  color: var(--color-primary);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.brand img {
  display: block;
  height: clamp(30px, 4vw, 42px);
  width: auto;
}

.brand:hover,
.brand:focus-visible {
  opacity: 0.9;
}

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

.lang-switcher select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  border: 1px solid rgba(0, 52, 120, 0.2);
  background: rgba(0, 52, 120, 0.06);
  color: var(--color-primary-dark);
  font-size: 0.9rem;
  padding: 0.4rem 1.75rem 0.4rem 0.75rem;
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.mobile-menu-toggle {
  display: none;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(12, 66, 138, 0.15);
  background: transparent;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.mobile-menu-toggle:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.7);
  outline-offset: 2px;
}

.mobile-menu-toggle.is-active {
  border-color: var(--color-primary);
  background: rgba(12, 66, 138, 0.08);
}

.mobile-menu-toggle__bars {
  position: relative;
  display: inline-block;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
  transition: transform 0.2s ease;
}

.mobile-menu-toggle__bars::before,
.mobile-menu-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.mobile-menu-toggle__bars::before {
  top: -6px;
}

.mobile-menu-toggle__bars::after {
  top: 6px;
}

.mobile-menu-toggle.is-active .mobile-menu-toggle__bars {
  background: transparent;
}

.mobile-menu-toggle.is-active .mobile-menu-toggle__bars::before {
  transform: translateY(6px) rotate(45deg);
}

.mobile-menu-toggle.is-active .mobile-menu-toggle__bars::after {
  transform: translateY(-6px) rotate(-45deg);
}

.mobile-menu-toggle__icon {
  width: 22px;
  height: 22px;
  display: inline-block;
}

.brand + .global-search {
  flex: 1 1 auto;
}

.mobile-menu-toggle {
  margin-left: auto;
}

.mobile-nav-panel {
  position: fixed;
  inset: 0;
  z-index: 1200;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.mobile-nav-panel__mask {
  position: absolute;
  inset: 0;
  background: rgba(6, 24, 58, 0.45);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.mobile-nav-panel__sheet {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  left: auto;
  width: min(86vw, 360px);
  background: #ffffff;
  padding: 0;
  box-shadow: 0 20px 60px rgba(6, 19, 46, 0.35);
  transform: translateX(100%);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.mobile-nav-panel.is-open {
  pointer-events: auto;
  opacity: 1;
}

.mobile-nav-panel.is-open .mobile-nav-panel__mask {
  opacity: 1;
}

.mobile-nav-panel.is-open .mobile-nav-panel__sheet {
  transform: translateX(0);
}

.mobile-nav-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.25rem 1rem;
  border-bottom: 1px solid rgba(8, 22, 54, 0.08);
}

.mobile-nav-panel__brand img {
  display: block;
  height: 32px;
  width: auto;
}

.mobile-nav-panel__close {
  border: none;
  background: transparent;
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
}

.mobile-nav-menu {
  list-style: none;
  margin: 0;
  padding: 0.5rem 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  overflow-y: auto;
}

.mobile-nav-menu > li {
  list-style: none;
  border-bottom: 1px solid rgba(8, 22, 54, 0.05);
}

.mobile-nav-menu > li > a,
.mobile-nav-menu__item--collapsible > button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.95rem 1.25rem;
  border: none;
  background: transparent;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
}

.mobile-nav-menu > li > a {
  text-decoration: none;
}

.mobile-nav-menu > li > a:hover,
.mobile-nav-menu > li > a:focus-visible {
  color: var(--color-primary);
}

.mobile-nav-menu__item--collapsible > button {
  color: var(--color-primary-dark);
}

.mobile-nav-menu__item--collapsible {
  border-bottom: none;
}

.mobile-nav-menu__chevron {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid rgba(8, 22, 54, 0.12);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-dark);
}

.mobile-nav-menu__chevron::before {
  content: "";
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid currentColor;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.mobile-nav-menu__item--collapsible.is-open .mobile-nav-menu__chevron::before {
  border-top: none;
  border-bottom: 6px solid currentColor;
}

.mobile-nav-menu__panel {
  padding: 0 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.mobile-nav-menu__panel a,
.mobile-nav-menu__panel button {
  text-align: left;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.35rem 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.mobile-nav-menu__panel a:hover,
.mobile-nav-menu__panel a:focus-visible,
.mobile-nav-menu__panel button:hover,
.mobile-nav-menu__panel button:focus-visible {
  color: var(--color-primary);
}

.mobile-nav-menu__language-group {
  display: flex;
  flex-direction: column;
}

@media (min-width: 961px) {
  .mobile-nav-panel {
    display: none;
  }
}

.lang-switcher select:hover,
.lang-switcher select:focus {
  border-color: var(--color-primary);
  background: rgba(0, 52, 120, 0.14);
  outline: none;
}

.lang-switcher select::-ms-expand {
  display: none;
}

.global-search {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: #f3f4f6;
  padding: 0.5rem 0.75rem;
  border-radius: 999px;
  width: min(420px, 100%);
  position: relative;
}

.global-search input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 0.95rem;
  color: var(--color-text);
  outline: none;
}

.global-search input::placeholder {
  color: var(--color-muted);
}

.global-search button {
  border: none;
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 600;
  border-radius: 999px;
  padding: 0.45rem 1.25rem;
  cursor: pointer;
  transition: background 0.2s ease;
}

.global-search button:hover,
.global-search button:focus {
  background: var(--color-primary-light);
}

.global-search__results {
  position: absolute;
  top: calc(100% + 0.65rem);
  left: 0;
  width: min(520px, calc(100vw - 2rem));
  background: #ffffff;
  border-radius: 1rem;
  padding: 1rem 1.25rem 1.25rem;
  box-shadow: 0 24px 60px rgba(5, 25, 55, 0.2);
  border: 1px solid rgba(9, 54, 120, 0.05);
  z-index: 110;
  display: none;
  max-height: min(70vh, 520px);
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.global-search__results.is-visible {
  display: block;
}

.global-search__close {
  position: absolute;
  top: 0.55rem;
  right: 0.65rem;
  width: 2rem;
  height: 2rem;
  border: none;
  background: transparent;
  font-size: 1.1rem;
  line-height: 1;
  color: var(--color-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.global-search__close:hover,
.global-search__close:focus-visible {
  color: var(--color-primary);
}

.global-search__status {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin: 0 2.5rem 0.5rem 0;
  line-height: 1.4;
}

.global-search__status strong {
  color: var(--color-text);
}

.global-search__group {
  margin-top: 0.75rem;
}

.global-search__group + .global-search__group {
  border-top: 1px solid rgba(9, 54, 120, 0.08);
  padding-top: 0.85rem;
  margin-top: 0.85rem;
}

.global-search__group-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  margin-bottom: 0.35rem;
  font-weight: 600;
}

.global-search__result {
  display: block;
  text-decoration: none;
  border-radius: 0.85rem;
  padding: 0.75rem 0.85rem;
  transition: background 0.2s ease, border-color 0.2s ease;
  border: 1px solid transparent;
}

.global-search__result:hover,
.global-search__result:focus-visible {
  background: rgba(9, 128, 255, 0.07);
  border-color: rgba(9, 128, 255, 0.2);
}

.global-search__result-eyebrow {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: inline-block;
  margin-bottom: 0.35rem;
}

.global-search__result-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 0.2rem 0;
}

.global-search__result-summary {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin: 0;
  line-height: 1.5;
}

.global-search__group-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: 0.35rem;
}

.global-search__view-all {
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
}

.global-search__view-all:hover,
.global-search__view-all:focus-visible {
  text-decoration: underline;
}

.global-search__empty {
  text-align: center;
  padding: 0.5rem 0.25rem;
  font-size: 0.9rem;
  color: var(--color-muted);
}

@media (max-width: 640px) {
  .global-search__results {
    position: fixed;
    left: 1rem;
    right: 1rem;
    width: auto;
    top: calc(var(--site-header-height, 72px) + 3.5rem);
    max-height: min(420px, calc(100vh - 6rem));
  }
}

.mega-nav {
  position: relative;
  padding: 0 6vw;
  border-top: 1px solid rgba(12, 66, 138, 0.08);
  border-bottom: 1px solid rgba(12, 66, 138, 0.1);
  background: #fdfdfd;
}

.mega-nav__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.75rem 1rem;
  border: none;
  background: var(--color-primary);
  color: #ffffff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

.mega-nav__list {
  list-style: none;
  display: flex;
  align-items: stretch;
  justify-content: center;
  margin: 0;
  padding: 0;
  gap: clamp(1rem, 2vw, 2rem);
}

.mega-nav__item {
  position: relative;
}

.mega-nav__item.is-current-tab > .mega-nav__trigger {
  color: var(--color-primary);
  position: relative;
}

.mega-nav__item.is-current-tab > .mega-nav__trigger::after {
  content: "";
  position: absolute;
  bottom: 0.6rem;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 3px;
  border-radius: 999px;
  background: var(--color-primary);
}

.mega-nav__trigger {
  padding: 1rem 0.5rem;
  border: none;
  background: transparent;
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 700;
  text-align: center;
  cursor: pointer;
  transition: color 0.2s ease;
}

.mega-nav__trigger:hover,
.mega-nav__trigger:focus {
  color: var(--color-primary);
}

.mega-nav__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 0.5rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  transition: color 0.2s ease;
}

.mega-nav__link:hover,
.mega-nav__link:focus {
  color: var(--color-primary);
}

.mega-nav__link.is-current {
  color: var(--color-primary);
  position: relative;
}

.mega-nav__link.is-current::after {
  content: "";
  position: absolute;
  bottom: 0.6rem;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 3px;
  border-radius: 999px;
  background: var(--color-primary);
}

.mega-nav__item.is-open > .mega-nav__trigger,
.mega-nav__item:hover > .mega-nav__trigger,
.mega-nav__item:focus-within > .mega-nav__trigger,
.mega-nav__item.is-active > .mega-nav__trigger {
  color: var(--color-primary);
}

.mega-board {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  padding: 2.5rem 6vw;
  background: #ffffff;
  box-shadow: var(--shadow-panel);
  border-radius: 0 0 18px 18px;
  display: none;
}

.mega-nav.is-board-open .mega-board,
.mega-nav.is-expanded .mega-board {
  display: block;
}

.mega-board__inner {
  display: grid;
  grid-template-columns: repeat(6, minmax(180px, 1fr));
  background: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(12, 66, 138, 0.1);
}

.mega-board__column {
  padding: 1.75rem 1.75rem 2rem;
  background: #ffffff;
  color: var(--color-text);
  transition: background 0.3s ease, color 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mega-board__column + .mega-board__column {
  border-left: 1px solid rgba(12, 66, 138, 0.1);
}

.mega-board__column h3,
.mega-board__column h4 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.mega-board__column h4 {
  font-size: 0.95rem;
  color: var(--color-primary);
}

.mega-board__column ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.mega-board__column a {
  color: inherit;
  font-size: 0.94rem;
  transition: color 0.2s ease;
}

.mega-board__column a:hover,
.mega-board__column a:focus {
  color: var(--color-primary);
}

.mega-board__column.is-active {
  background: var(--color-primary);
  color: #ffffff;
}

.mega-board__column.is-active h3,
.mega-board__column.is-active h4 {
  color: #ffffff;
}

.mega-board__column.is-active a {
  color: rgba(219, 234, 254, 0.95);
}

.mega-board__column.is-active a:hover,
.mega-board__column.is-active a:focus {
  color: #ffffff;
}

.language-list {
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.language-list button {
  width: 100%;
  padding: 0.65rem 1rem;
  border: 1px solid rgba(17, 24, 39, 0.18);
  border-radius: 999px;
  background: #ffffff;
  color: #111827;
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease, transform 0.2s ease;
}

.language-list button:hover,
.language-list button:focus {
  background: rgba(15, 23, 42, 0.08);
  border-color: rgba(15, 23, 42, 0.35);
  color: #0b162f;
  outline: none;
  transform: translateY(-1px);
}

.language-list button.is-active {
  background: #0b0f19;
  border-color: #000000;
  color: #ffffff;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.35);
}

.product-interest {
  background: #f5f6fb;
  padding: clamp(3rem, 6vw, 5rem) 6vw clamp(3.5rem, 6vw, 5.5rem);
}

.product-interest__inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 4vw, 3rem);
}

.product-interest__inner h2 {
  font-size: clamp(1.9rem, 4vw, 2.5rem);
  margin: 0;
  color: #0b162f;
}

.product-interest__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(7, minmax(140px, 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem);
  justify-items: center;
}

.product-interest__item {
  width: 100%;
  max-width: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  text-align: center;
  background: #ffffff;
  border-radius: 24px;
  padding: 2rem 1.25rem;
  box-shadow: 0 12px 32px rgba(15, 40, 92, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.product-interest__link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
  width: 100%;
  height: 100%;
}

.product-interest__icon {
  width: 64px;
  height: 64px;
  display: block;
  padding: 8px;
  border-radius: 18px;
  background: rgba(15, 40, 92, 0.06);
}

.product-interest__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-interest__label {
  font-size: 0.95rem;
  font-weight: 600;
  color: #1c2436;
  line-height: 1.4;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.product-interest__item:hover,
.product-interest__item:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(1, 46, 99, 0.12);
  background: #ffffff;
}

.home-video-preview {
  padding: clamp(3rem, 6vw, 5rem) 6vw clamp(3.5rem, 6vw, 5rem);
  background: linear-gradient(180deg, #f4f6fb 0%, #ffffff 100%);
  display: grid;
  gap: clamp(2rem, 4vw, 3rem);
}

.home-video-preview__header {
  max-width: 720px;
  display: grid;
  gap: 0.75rem;
}

.home-video-preview__eyebrow {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(11, 22, 47, 0.6);
}

.home-video-preview__header h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 2.6rem);
  color: #0b162f;
}

.home-video-preview__header p {
  margin: 0;
  font-size: 1rem;
  color: rgba(17, 24, 39, 0.7);
  line-height: 1.6;
}

.home-video-preview__grid {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.home-video-card {
  width: 320px !important;
  max-width: 320px !important;
  min-width: 320px !important;
  height: auto !important;
  min-height: auto !important;
  max-height: none !important;
  flex: 0 0 320px !important;
  background: linear-gradient(160deg, rgba(0, 52, 120, 0.08), rgba(0, 52, 120, 0.02)) !important;
  border: 1px solid rgba(0, 52, 120, 0.12) !important;
  border-radius: 24px !important;
  padding: clamp(1.75rem, 3.5vw, 2.5rem) !important;
  box-shadow: 0 18px 36px rgba(7, 22, 53, 0.12) !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 1.25rem !important;
  overflow: visible !important;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  position: relative;
}

.home-video-card:hover,
.home-video-card:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(7, 22, 53, 0.18) !important;
}

/* 确保视频卡片不被基础 video-card 样式影响 */
.video-card.home-video-card {
  width: 320px !important;
  max-width: 320px !important;
  min-width: 320px !important;
  height: auto !important;
  min-height: auto !important;
  max-height: none !important;
  flex: 0 0 320px !important;
  background: linear-gradient(160deg, rgba(0, 52, 120, 0.08), rgba(0, 52, 120, 0.02)) !important;
  border: 1px solid rgba(0, 52, 120, 0.12) !important;
  border-radius: 24px !important;
  padding: clamp(1.75rem, 3.5vw, 2.5rem) !important;
  box-shadow: 0 18px 36px rgba(7, 22, 53, 0.12) !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 1.25rem !important;
  overflow: visible !important;
  position: relative;
}

.home-video-card .video-card__body {
  padding: 0 !important;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
  min-height: 0;
  overflow: visible;
  order: 1;
}

.home-video-card .video-card__body h3 {
  margin: 0;
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  line-height: 1.35;
  color: var(--color-primary-dark);
  flex-shrink: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  min-height: calc(1.35em * 2);
  order: 1;
}

.home-video-card .video-card__body h3 a {
  color: var(--color-primary-dark);
  text-decoration: none;
  transition: color 0.2s ease;
}

.home-video-card .video-card__body h3 a:hover,
.home-video-card .video-card__body h3 a:focus {
  color: var(--color-primary);
}

.home-video-card .video-card__body p {
  margin: 0;
  font-size: 0.92rem;
  color: rgba(17, 24, 39, 0.7);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  max-height: calc(1.6em * 4);
  flex-shrink: 0;
  order: 2;
}

.home-video-card .video-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-top: 0;
  margin-bottom: 0;
  order: -1;
  flex-shrink: 0;
}

.home-video-card .video-card__link {
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  gap: 0.35rem;
  margin-top: 0;
  background: none;
  border: none;
  padding: 0;
  font-family: inherit;
  cursor: pointer;
  flex-shrink: 0;
  order: 3;
  align-self: flex-start;
}

.home-video-card .video-card__link:hover,
.home-video-card .video-card__link:focus {
  text-decoration: underline;
}

.home-video-card .video-card__link::after {
  content: "→";
  font-size: 0.85rem;
}

.home-video-card .video-card__poster {
  position: relative;
  width: 100%;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 16px 32px rgba(7, 22, 53, 0.12);
  aspect-ratio: 1 / 1;
  background: #0d1a32;
  flex-shrink: 0;
  height: auto !important;
  min-height: auto !important;
  max-height: none !important;
  order: 2;
}

.home-video-card .video-card__poster img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.3s ease;
}

.home-video-card:hover .video-card__poster img,
.home-video-card:focus-within .video-card__poster img {
  transform: scale(1.05);
}

.home-video-card .video-card__play {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(9, 164, 255, 0.85);
  color: #ffffff;
  font-size: 1.2rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.home-video-card .video-card__play:hover,
.home-video-card .video-card__play:focus {
  transform: scale(1.1);
  background: rgba(9, 164, 255, 0.95);
}

.home-video-preview__footer {
  display: flex;
  justify-content: flex-start;
}

.home-video-preview__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 20px 35px rgba(8, 127, 240, 0.2);
}

.home-video-preview__cta:hover,
.home-video-preview__cta:focus {
  transform: translateY(-2px);
  box-shadow: 0 24px 40px rgba(8, 127, 240, 0.3);
}

@media (max-width: 640px) {
  .home-video-preview__cta {
    width: 100%;
    justify-content: center;
  }
}

.home-news {
  padding: clamp(3rem, 6vw, 5rem) 6vw clamp(4rem, 6vw, 5.5rem);
  background: #ffffff;
  display: grid;
  gap: clamp(2rem, 4vw, 3rem);
}

.home-news__header {
  max-width: 720px;
  display: grid;
  gap: 0.75rem;
}

.home-news__eyebrow {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(11, 22, 47, 0.6);
}

.home-news__header h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 2.6rem);
  color: #0b162f;
}

.home-news__header p {
  margin: 0;
  font-size: 1rem;
  color: rgba(17, 24, 39, 0.7);
  line-height: 1.6;
}

.home-news__grid {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.home-news-card {
  width: min(320px, 100%);
  background: #f7f8fc;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 18px 32px rgba(11, 22, 47, 0.08);
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.home-news-card:hover,
.home-news-card:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(11, 22, 47, 0.15);
}

.home-news-card__thumb {
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.home-news-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.home-news-card__body {
  padding: 1.5rem;
  display: grid;
  gap: 0.6rem;
}

.home-news-card__body time {
  font-size: 0.85rem;
  color: rgba(17, 24, 39, 0.6);
}

.home-news-card__body h3 {
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.45;
}

.home-news-card__body h3 a {
  color: #0b162f;
  text-decoration: none;
}

.home-news-card__body h3 a:hover,
.home-news-card__body h3 a:focus {
  color: var(--color-primary);
  text-decoration: underline;
}

.home-news-card__body p {
  margin: 0;
  font-size: 0.92rem;
  color: rgba(17, 24, 39, 0.7);
  line-height: 1.6;
}

.home-news__footer {
  display: flex;
  justify-content: flex-start;
}

.home-news__more {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
}

.home-news__more::after {
  content: "→";
  font-size: 1.1rem;
}

.home-news__more:hover,
.home-news__more:focus {
  text-decoration: underline;
}

@media (max-width: 720px) {
  .home-news {
    padding: 2.5rem 1.5rem 3.5rem;
  }

  .home-news__footer {
    justify-content: center;
  }
}

.news-page {
  background: #f7f8fc;
  color: #111827;
  margin: 0;
}

.news-header {
  background: #0b162f;
  color: #ffffff;
  padding: 1.5rem 6vw;
}

.news-header__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.95rem;
}

.news-header__inner .brand {
  color: inherit;
}

.news-header__inner .brand img {
  height: clamp(26px, 4vw, 36px);
}

.news-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.9rem;
}

.news-nav a {
  color: inherit;
  text-decoration: none;
}

.news-nav a:hover,
.news-nav a:focus {
  text-decoration: underline;
}

.news-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: clamp(3rem, 6vw, 4rem) 6vw clamp(4rem, 6vw, 5rem);
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 4vw, 3rem);
}

.news-hero {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  background: linear-gradient(0deg, rgba(11, 22, 47, 0.6), rgba(11, 22, 47, 0.6)),
    var(--news-hero-bg, url("../img/news/banner.jpg")) center/cover no-repeat;
  min-height: clamp(180px, 25vw, 260px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #ffffff;
  padding: clamp(2rem, 5vw, 3rem);
}

.news-hero__content {
  max-width: 640px;
  display: grid;
  gap: 1rem;
}

.news-hero h1 {
  margin: 0;
  font-size: clamp(2.2rem, 4vw, 2.8rem);
}

.news-hero p {
  font-size: 1rem;
}

.news-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.news-card {
  background: #ffffff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 16px 30px rgba(17, 24, 39, 0.08);
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.news-card:hover,
.news-card:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 22px 40px rgba(1, 25, 60, 0.15);
}

.news-card__media {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.news-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.news-card__body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.news-card__body time {
  font-size: 0.85rem;
  color: rgba(17, 24, 39, 0.6);
  letter-spacing: 0.01em;
}

.news-card__body h2 {
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.45;
}

.news-card__body h2 a {
  color: #0b162f;
  text-decoration: none;
}

.news-card__body h2 a:hover,
.news-card__body h2 a:focus {
  color: var(--color-primary);
  text-decoration: underline;
}

.news-card__body p {
  margin: 0;
  font-size: 0.92rem;
  color: rgba(17, 24, 39, 0.7);
  line-height: 1.6;
}

.news-footer {
  text-align: center;
  padding: 2rem 1rem 3rem;
  background: #0b162f;
  color: rgba(255, 255, 255, 0.85);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.news-footer a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
}

.news-footer a:hover,
.news-footer a:focus {
  text-decoration: underline;
}
.news-center {
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 4vw, 4rem);
  padding-bottom: clamp(4rem, 6vw, 5rem);
}

.news-center > section:not(.page-hero) {
  padding: 0 6vw;
}

.page-hero--news {
  background: linear-gradient(135deg, rgba(9, 20, 46, 0.94), rgba(15, 114, 209, 0.85)),
    url("../img/news/banner.jpg") center/cover;
}

.page-hero--news::after {
  background: rgba(4, 10, 24, 0.45);
}

.news-breadcrumb {
  position: relative;
  margin-top: clamp(2rem, 4vw, 2.5rem);
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.92rem;
  z-index: 1;
}

.news-breadcrumb a {
  color: inherit;
  text-decoration: none;
}

.news-breadcrumb a:hover,
.news-breadcrumb a:focus {
  text-decoration: underline;
}

.news-spotlight {
  padding-top: 0;
}

.news-spotlight__inner {
  background: var(--color-surface);
  border-radius: 30px;
  padding: clamp(2rem, 5vw, 3rem);
  box-shadow: 0 26px 52px rgba(5, 20, 48, 0.12);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

.news-spotlight__media {
  border-radius: 28px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.news-spotlight__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.news-spotlight__content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.news-spotlight__eyebrow {
  margin: 0;
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.news-spotlight__content h2 {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.3rem);
}

.news-spotlight__content p {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.75;
}

.news-spotlight__content ul {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--color-muted);
  line-height: 1.7;
}

.news-spotlight__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.news-spotlight__link,
.news-spotlight__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.65rem;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.news-spotlight__link {
  background: rgba(0, 52, 120, 0.1);
  color: var(--color-primary-dark);
  text-decoration: none;
}

.news-spotlight__link:hover,
.news-spotlight__link:focus {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(0, 52, 120, 0.12);
}

.news-spotlight__cta {
  border: none;
  background: var(--color-primary);
  color: #ffffff;
  cursor: pointer;
  letter-spacing: 0.05em;
}

.news-spotlight__cta:hover,
.news-spotlight__cta:focus {
  transform: translateY(-2px);
  box-shadow: 0 16px 28px rgba(0, 52, 120, 0.22);
  background: var(--color-primary-light);
}

.news-collections {
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 4vw, 3rem);
}

.news-collections__header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.news-collections__eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 0.8rem;
  color: var(--color-muted);
}

.news-collections__header h2 {
  margin: 0.35rem 0 0.5rem;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.news-collections__header p {
  margin: 0;
  color: var(--color-muted);
  max-width: 520px;
  line-height: 1.7;
}

.news-collections__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.news-collections__filters button {
  padding: 0.5rem 1.4rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 52, 120, 0.24);
  background: rgba(255, 255, 255, 0.95);
  color: var(--color-primary-dark);
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.news-collections__filters button:hover,
.news-collections__filters button:focus {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(0, 52, 120, 0.12);
}

.news-collections__filters button.is-active {
  background: var(--color-primary);
  border-color: transparent;
  color: #ffffff;
  box-shadow: 0 16px 28px rgba(0, 52, 120, 0.22);
}

.news-collections__grid {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.75rem, 3vw, 2.5rem);
  align-items: stretch;
  justify-content: flex-start;
}

.news-article-card {
  background: var(--color-surface);
  border-radius: 24px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  flex: 0 1 340px;
  width: min(340px, 100%);
  box-shadow: 0 18px 36px rgba(6, 30, 70, 0.1);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.news-article-card:hover,
.news-article-card:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 26px 52px rgba(5, 26, 62, 0.18);
}

.news-article-card[hidden] {
  display: none !important;
}

.news-article-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #0d1a32;
}

.news-article-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.news-article-card:hover .news-article-card__media img,
.news-article-card:focus-within .news-article-card__media img {
  transform: scale(1.05);
}

.news-article-card__tag {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  background: rgba(9, 164, 255, 0.25);
  color: #ffffff;
  backdrop-filter: blur(6px);
}

.news-article-card__inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  color: inherit;
  text-decoration: none;
}

.news-article-card__body {
  padding: 1.5rem 1.75rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  flex: 1 1 auto;
}

.news-article-card__body time {
  font-size: 0.85rem;
  color: rgba(17, 24, 39, 0.6);
  letter-spacing: 0.01em;
}

.news-article-card__body h3 {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.4;
  color: #0b162f;
}

.news-article-card__body p {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.65;
  flex: 1 1 auto;
  display: -webkit-box;
  line-clamp: 4;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-collections__note {
  margin-top: clamp(1rem, 3vw, 2rem);
  padding: clamp(1.75rem, 4vw, 2.5rem);
  border-radius: 20px;
  background: linear-gradient(120deg, rgba(0, 52, 120, 0.08), rgba(9, 164, 255, 0.18));
  max-width: 720px;
  box-shadow: 0 18px 36px rgba(0, 42, 97, 0.1);
}

.news-collections__note h3 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
}

.news-collections__note p {
  margin: 0 0 1rem;
  line-height: 1.7;
  color: var(--color-muted);
}

.news-collections__contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  background: var(--color-primary);
  color: #ffffff;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.news-collections__contact:hover,
.news-collections__contact:focus {
  transform: translateY(-2px);
  box-shadow: 0 16px 28px rgba(0, 52, 120, 0.22);
}

@media (max-width: 1240px) {
  .news-spotlight__inner {
    grid-template-columns: 1fr;
  }

  .news-spotlight__media {
    order: -1;
  }
}

@media (max-width: 960px) {
  .news-center > section:not(.page-hero) {
    padding: 0 1.5rem;
  }

  .news-spotlight__inner {
    padding: 2rem;
  }

  .news-collections__filters {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .news-spotlight__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .news-article-card__body {
    padding: 1.25rem 1.4rem 1.5rem;
  }

  .news-collections__filters button {
    flex: 1 1 auto;
    text-align: center;
  }
}
@media (max-width: 720px) {
  .product-interest {
    padding: 2.5rem 1.5rem 3.5rem;
  }

  .product-interest__item {
    max-width: none;
    padding: 1.75rem 1.25rem;
  }
}

@media (max-width: 1080px) {
  .product-interest__grid {
    grid-template-columns: repeat(4, minmax(140px, 1fr));
  }
}

@media (max-width: 640px) {
  .product-interest__grid {
    grid-template-columns: repeat(2, minmax(140px, 1fr));
  }
}

@media (max-width: 640px) {
  .news-header {
    padding: 1.25rem 1.5rem;
  }

  .news-header__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .news-main {
    padding: 2.5rem 1.5rem 4rem;
  }

  .news-hero {
    border-radius: 18px;
  }
}

.news-article {
  background: #ffffff;
  border-radius: 24px;
  box-shadow: 0 18px 36px rgba(17, 24, 39, 0.08);
  padding: clamp(1.75rem, 4vw, 2.75rem);
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
  line-height: 1.7;
  color: rgba(17, 24, 39, 0.92);
}

.news-article header h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.6rem, 3.2vw, 2.1rem);
  color: #0b162f;
}

.news-article header time {
  display: inline-block;
  font-size: 0.9rem;
  color: rgba(17, 24, 39, 0.6);
}

.news-article figure {
  margin: 0;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(11, 22, 47, 0.08);
}

.news-article figure img {
  display: block;
  width: 100%;
  height: auto;
}

.news-article h2 {
  font-size: 1.25rem;
  margin: 1.5rem 0 0.75rem;
  color: #0b162f;
}

.news-article p {
  margin: 0;
  font-size: 0.98rem;
}

.news-article ul {
  margin: 0.75rem 0 0;
  padding-left: 1.1rem;
  font-size: 0.98rem;
  display: grid;
  gap: 0.4rem;
}

.news-article__back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.92rem;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.news-article__back:hover,
.news-article__back:focus {
  text-decoration: underline;
}

@media (max-width: 1280px) {
  .mega-board {
    padding: 2rem 4vw;
  }

  .mega-board__inner {
    grid-template-columns: repeat(3, minmax(170px, 1fr));
  }
}

@media (max-width: 960px) {
  .mega-board {
    position: static;
    padding: 1.5rem 1.25rem 2rem;
    border-radius: 0;
    box-shadow: none;
    border-top: 1px solid rgba(12, 66, 138, 0.1);
    display: none;
  }

  .mega-nav.is-expanded .mega-board {
    display: block;
  }

  .mega-board__inner {
    grid-template-columns: 1fr;
    border-radius: 0;
  }

  .mega-board__column + .mega-board__column {
    border-left: none;
    border-top: 1px solid rgba(12, 66, 138, 0.1);
  }

  .mega-board__column {
    padding: 1.5rem 0;
  }
}

.hero {
  position: relative;
  margin: 0;
  background: #0b0f19;
}

.hero-slider {
  position: relative;
  width: 100%;
  height: 500px;
  max-height: 65vh;
  overflow: hidden;
  isolation: isolate;
  --hero-backdrop: none;
}

.hero-slider::before,
.hero-slider::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero-slider::before {
  background: var(--hero-backdrop) center/cover no-repeat;
  filter: blur(36px);
  transform: scale(1.12);
}

.hero-slider::after {
  background: linear-gradient(180deg, rgba(5, 12, 26, 0.55), rgba(5, 12, 26, 0.35));
}

.hero-track {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.65s ease;
}

.hero-slide.is-active {
  opacity: 1;
  z-index: 2;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.hero-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: none;
  background: rgba(8, 30, 70, 0.55);
  color: #ffffff;
  font-size: 2rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.25s ease, transform 0.25s ease;
}

.hero-nav:hover,
.hero-nav:focus {
  background: rgba(8, 30, 70, 0.85);
  transform: translateY(-50%) scale(1.05);
}

.hero-nav--prev {
  left: 1.25rem;
}

.hero-nav--next {
  right: 1.25rem;
}

.hero-dots {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  gap: 0.4rem;
  padding: 0 1rem;
  z-index: 3;
}

.hero-dot {
  width: clamp(32px, 8vw, 64px);
  height: 3px;
  border-radius: 999px;
  border: none;
  background: rgba(0, 0, 0, 0.65);
  opacity: 0.85;
  cursor: pointer;
  transition: opacity 0.25s ease, transform 0.25s ease, background 0.25s ease;
}

.hero-dot.is-active {
  background: #ffffff;
  opacity: 1;
  transform: scaleY(1.35);
}

footer {
  text-align: center;
  padding: 2rem 1rem;
  background-color: var(--color-primary);
  color: white;
  font-size: 0.875rem;
}

.page-hero {
  padding: clamp(4rem, 8vw, 6rem) 6vw;
  background: linear-gradient(135deg, rgba(0, 52, 120, 0.92), rgba(9, 164, 255, 0.85)),
    url("https://images.unsplash.com/photo-1503387762-592deb58ef4e?auto=format&fit=crop&w=1600&q=80") center/cover;
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(5, 26, 62, 0.45);
}

.page-hero__content {
  position: relative;
  max-width: 760px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  z-index: 1;
}

.page-hero--compact {
  padding: clamp(3.5rem, 6vw, 5rem) 6vw clamp(3rem, 5vw, 4rem);
}

.page-hero__eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 0.85rem;
  opacity: 0.8;
}

.page-hero__title {
  margin: 0;
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
}

.page-hero__description {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.8;
  max-width: 640px;
}

.page-hero--video {
  background: linear-gradient(128deg, rgba(0, 36, 85, 0.94), rgba(15, 114, 209, 0.88)),
    url("https://www.daewoolife.com.cn/data/attachment/202204/23/396d6898ccf5b163.jpg") center/cover;
}

.page-hero--video::after {
  background: rgba(8, 24, 54, 0.4);
}

.page-hero--contact {
  background: linear-gradient(128deg, rgba(0, 52, 120, 0.92), rgba(6, 128, 214, 0.9)),
    url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=1600&q=80")
      center/cover;
}

.page-hero--contact::after {
  background: rgba(2, 20, 46, 0.5);
}

.page-hero--about {
  background: linear-gradient(132deg, rgba(3, 18, 43, 0.9), rgba(33, 110, 180, 0.88)),
    url("https://images.unsplash.com/photo-1489515217757-5fd1be406fef?auto=format&fit=crop&w=1600&q=80")
      center/cover;
}

.page-hero--about::after {
  background: rgba(4, 11, 26, 0.45);
}

.page-hero__meta-list {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.page-hero__meta-list li {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.95rem;
}

.page-hero__meta-list li::before {
  content: "•";
  font-size: 1.2rem;
  opacity: 0.75;
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin: 0 auto clamp(2rem, 4vw, 3rem);
  max-width: 780px;
}

.section-header h2 {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.4rem);
}

.section-header p {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.7;
}

.section-eyebrow {
  margin: 0;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.32em;
  color: var(--color-primary);
}

.contact-center {
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 4vw, 4.5rem);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), #f6f7fb 45%);
  padding-bottom: clamp(4rem, 6vw, 6rem);
}

.contact-center > section:not(.page-hero) {
  padding: 0 6vw;
}

.contact-overview__grid,
.contact-channels__grid,
.contact-centers__grid,
.contact-faq__grid,
.about-pillars__grid,
.about-leadership__grid,
.about-partners__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(1.25rem, 3vw, 2rem);
}

.contact-card,
.contact-channel,
.contact-center-card,
.contact-faq__grid article,
.about-pillars__grid article,
.about-leadership__grid article,
.about-partners__grid article {
  background: #ffffff;
  border-radius: 24px;
  padding: clamp(1.5rem, 3vw, 2rem);
  box-shadow: 0 24px 48px rgba(7, 22, 53, 0.08);
  border: 1px solid rgba(5, 22, 58, 0.05);
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.contact-card__icon {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  background: rgba(9, 164, 255, 0.12);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.contact-card h3,
.contact-channel h3,
.contact-center-card h3,
.contact-faq__grid h3,
.about-pillars__grid h3,
.about-leadership__grid h3,
.about-partners__grid h3 {
  margin: 0;
  font-size: 1.2rem;
}

.contact-card p,
.contact-channel p,
.contact-center-card p,
.contact-faq__grid p,
.about-pillars__grid p,
.about-leadership__grid p,
.about-partners__grid p {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.65;
}

.contact-card ul,
.contact-channel ul,
.contact-center-card ul,
.about-pillars__grid ul,
.about-leadership__grid ul,
.about-partners__grid ul,
.contact-touchpoint ul,
.about-story ul,
.about-csr__panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  color: var(--color-primary-dark);
  font-size: 0.95rem;
}

.contact-channel__tag {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.9rem;
  font-size: 0.8rem;
  border-radius: 999px;
  background: rgba(0, 52, 120, 0.08);
  color: var(--color-primary-dark);
  letter-spacing: 0.05em;
}

.contact-channel__link {
  margin-top: auto;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
}

.contact-channel__link:hover,
.contact-channel__link:focus {
  text-decoration: underline;
}

.contact-service__timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(1.25rem, 3vw, 2rem);
  list-style: none;
  margin: 0;
  padding: 0;
}

.contact-service__timeline li {
  background: #0b1b34;
  color: #d9e6ff;
  border-radius: 24px;
  padding: clamp(1.5rem, 3vw, 2rem);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  min-height: 220px;
}

.contact-service__step {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: rgba(9, 164, 255, 0.2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

.contact-centers__note {
  margin-top: 1.5rem;
  padding: 1.25rem 1.5rem;
  border-radius: 20px;
  background: rgba(0, 52, 120, 0.07);
  color: var(--color-primary-dark);
  text-align: center;
}

.contact-touchpoint {
  padding: 0 6vw;
}

.contact-touchpoint__panel {
  background: linear-gradient(135deg, rgba(0, 52, 120, 0.92), rgba(9, 164, 255, 0.88));
  border-radius: 32px;
  padding: clamp(2rem, 4vw, 3rem);
  color: #ffffff;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: flex-start;
  box-shadow: 0 32px 64px rgba(8, 22, 48, 0.35);
}

.contact-touchpoint__panel p,
.contact-touchpoint__panel ul {
  color: rgba(255, 255, 255, 0.85);
}

.contact-form {
  background: #ffffff;
  border-radius: 24px;
  padding: clamp(1.5rem, 3vw, 2rem);
  color: var(--color-text);
  display: grid;
  gap: 1rem;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-primary-dark);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  border-radius: 14px;
  border: 1px solid rgba(0, 52, 120, 0.18);
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(9, 164, 255, 0.25);
}

.contact-form button {
  margin-top: 0.75rem;
  border: none;
  border-radius: 999px;
  padding: 0.9rem 1.8rem;
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.contact-form button:hover,
.contact-form button:focus {
  transform: translateY(-2px);
  background: var(--color-primary-light);
  box-shadow: 0 16px 28px rgba(0, 52, 120, 0.35);
}

.contact-faq__grid article {
  min-height: 180px;
}

.about-main {
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 5vw, 5rem);
  background: linear-gradient(180deg, rgba(247, 249, 253, 0.7), #ffffff 60%);
  padding-bottom: clamp(4rem, 6vw, 6rem);
}

.about-main > section:not(.page-hero) {
  padding: 0 6vw;
}

.about-stats {
  padding: 0 6vw;
}

.about-stats dl {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(1rem, 3vw, 2rem);
}

.about-stats div {
  background: rgba(0, 52, 120, 0.08);
  border-radius: 24px;
  padding: clamp(1.5rem, 3vw, 2rem);
  border: 1px solid rgba(0, 52, 120, 0.08);
}

.about-stats dt {
  margin: 0 0 0.4rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-primary-dark);
}

.about-stats dd {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.6;
}

.about-story {
  padding: 0 6vw;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

.about-story__media {
  border-radius: 32px;
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(6, 18, 39, 0.3);
}

.about-story__media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.about-timeline__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(1rem, 2.5vw, 1.5rem);
}

.about-timeline__list li {
  background: #ffffff;
  border-radius: 24px;
  padding: clamp(1.25rem, 3vw, 1.75rem);
  box-shadow: 0 16px 36px rgba(5, 22, 53, 0.1);
  border: 1px solid rgba(0, 52, 120, 0.06);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.about-timeline__list span {
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.15em;
}

.about-csr {
  padding: 0 6vw;
}

.about-csr__panel {
  background: #0b1b34;
  color: #ffffff;
  border-radius: 32px;
  padding: clamp(2rem, 4vw, 3rem);
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

.about-csr__panel p,
.about-csr__panel ul {
  color: rgba(255, 255, 255, 0.8);
}

.about-csr__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
}

.about-csr__stats article {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 1.25rem;
  text-align: center;
}

.about-csr__stats h3 {
  margin: 0;
  font-size: 2rem;
  color: #ffffff;
}

.about-csr__stats p {
  margin: 0.35rem 0 0;
  color: rgba(255, 255, 255, 0.8);
}

.about-partners__grid article {
  min-height: 240px;
}

@media (max-width: 960px) {
  .contact-touchpoint__panel,
  .about-story,
  .about-csr__panel {
    grid-template-columns: 1fr;
  }

  .contact-center > section:not(.page-hero),
  .about-main > section:not(.page-hero),
  .about-story,
  .about-stats,
  .about-csr {
    padding-left: clamp(1.25rem, 4vw, 2rem);
    padding-right: clamp(1.25rem, 4vw, 2rem);
  }
}

@media (max-width: 640px) {
  .page-hero__meta-list {
    flex-direction: column;
    gap: 0.4rem;
  }

  .contact-card,
  .contact-channel,
  .contact-center-card,
  .contact-faq__grid article,
  .about-pillars__grid article,
  .about-leadership__grid article,
  .about-partners__grid article {
    border-radius: 18px;
  }
}

.video-center {
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 5vw, 5rem);
  padding-bottom: clamp(4rem, 6vw, 6rem);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), #f6f7fb 40%);
}

.video-center > section:not(.page-hero) {
  padding: 0 6vw;
}

.video-featured__inner {
  background: var(--color-surface);
  border-radius: 28px;
  padding: clamp(2rem, 5vw, 3rem);
  box-shadow: 0 24px 50px rgba(5, 34, 88, 0.12);
  display: flex;
  flex-wrap: nowrap;
  gap: clamp(1rem, 2vw, 1.25rem);
  align-items: center;
  height: 500px;
}

.video-featured__media {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  background: #0a1730;
  flex: 0 0 auto;
  width: min(50%, calc(500px * 16 / 9));
  max-width: 50%;
  height: 400px;
}

.video-featured__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.video-featured__media:hover img {
  transform: scale(1.03);
}

.video-featured__play {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  border: none;
  background: linear-gradient(180deg, rgba(0, 33, 79, 0.28), rgba(0, 0, 0, 0.55));
  color: #ffffff;
  cursor: pointer;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: background 0.2s ease, transform 0.2s ease;
}

.video-featured__play:hover,
.video-featured__play:focus {
  background: linear-gradient(180deg, rgba(0, 33, 79, 0.5), rgba(0, 0, 0, 0.75));
  transform: scale(1.02);
}

.video-featured__play-icon {
  font-size: clamp(2.25rem, 4vw, 3rem);
  line-height: 1;
}

.video-featured__content {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  justify-content: center;
  height: 100%;
}

@media (max-width: 960px) {
  .video-featured__inner {
    flex-direction: column;
    height: auto;
  }

  .video-featured__media,
  .video-featured__content {
    max-width: 100%;
    width: 100%;
    flex-basis: 100%;
  }

  .video-featured__media {
    width: 100%;
  }
}

.video-featured__badge {
  align-self: flex-start;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  padding: 0.35rem 1.25rem;
  background: rgba(9, 164, 255, 0.12);
  color: var(--color-primary);
  border-radius: 999px;
}

.video-featured__content h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.video-featured__title-link {
  color: inherit;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.video-featured__title-link::after {
  content: "↗";
  font-size: 1rem;
  color: var(--color-primary);
}

.video-featured__title-link:hover,
.video-featured__title-link:focus {
  color: var(--color-primary);
}

.video-featured__content p {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.8;
}

.video-featured__content ul {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--color-muted);
  line-height: 1.7;
}

.video-featured__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.video-featured__link,
.video-featured__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.65rem;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.video-featured__link {
  background: rgba(0, 52, 120, 0.1);
  color: var(--color-primary-dark);
}

.video-featured__link:hover,
.video-featured__link:focus {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(0, 52, 120, 0.12);
}

.video-featured__cta {
  border: none;
  background: var(--color-primary);
  color: #ffffff;
  cursor: pointer;
  letter-spacing: 0.05em;
}

.video-featured__cta:hover,
.video-featured__cta:focus {
  background: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 16px 28px rgba(0, 52, 120, 0.2);
}

.video-collections__header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.video-collections__eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 0.8rem;
  color: var(--color-muted);
}

.video-collections__header h2 {
  margin: 0.35rem 0 0.5rem;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.video-collections__header p {
  margin: 0;
  color: var(--color-muted);
  max-width: 520px;
  line-height: 1.7;
}

.video-collections__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.video-collections__filters button {
  padding: 0.5rem 1.4rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 52, 120, 0.24);
  background: rgba(255, 255, 255, 0.95);
  color: var(--color-primary-dark);
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.video-collections__filters button:hover,
.video-collections__filters button:focus {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(0, 52, 120, 0.12);
}

.video-collections__filters button.is-active {
  background: var(--color-primary);
  border-color: transparent;
  color: #ffffff;
  box-shadow: 0 16px 28px rgba(0, 52, 120, 0.22);
}

.video-collections__grid {
  display: grid;
  gap: clamp(1.75rem, 3vw, 2.5rem);
  grid-template-columns: repeat(auto-fill, 320px);
  justify-content: start;
  align-items: start;
}

.video-card {
  width: min(320px, 100%);
  background: linear-gradient(160deg, rgba(0, 52, 120, 0.08), rgba(0, 52, 120, 0.02));
  border: 1px solid rgba(0, 52, 120, 0.12);
  border-radius: 24px;
  padding: clamp(1.3rem, 3vw, 1.9rem);
  box-shadow: 0 18px 36px rgba(7, 22, 53, 0.12);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  overflow: visible;
  height: auto !important;
  max-height: none !important;
  min-height: clamp(25rem, 35vw, 28rem);
  max-width: none !important;
  min-width: auto !important;
  flex: 1 1 auto !important;
  position: relative;
}

/* 重新排序：标签 -> 标题 -> 图片 */

.video-card:hover,
.video-card:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(7, 22, 53, 0.18);
}

.video-card[hidden] {
  display: none !important;
}

.video-card__poster {
  position: relative;
  width: 100%;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 16px 32px rgba(7, 22, 53, 0.12);
  aspect-ratio: 1 / 1;
  background: #0d1a32;
  flex-shrink: 0;
  height: auto !important;
  min-height: auto !important;
  max-height: none !important;
  order: 2;
}

.video-card__poster img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.3s ease;
}

.video-card:hover .video-card__poster img,
.video-card:focus-within .video-card__poster img {
  transform: scale(1.05);
}

.video-card__play {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: none;
  background: rgba(0, 52, 120, 0.85);
  color: #ffffff;
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, background 0.2s ease;
}

.video-card__play:hover,
.video-card__play:focus {
  transform: scale(1.1);
  background: rgba(9, 164, 255, 0.95);
}

.video-card__body {
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
  min-height: 0;
  order: 1;
}

.video-card__body h3 {
  margin: 0;
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  line-height: 1.35;
  color: var(--color-primary-dark);
  flex-shrink: 0;
  min-height: calc(1.35em * 2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  order: 1;
}

.video-card__body h3 a {
  color: var(--color-primary-dark);
  text-decoration: none;
  transition: color 0.2s ease;
}

.video-card__body h3 a:hover,
.video-card__body h3 a:focus {
  color: var(--color-primary);
}

.video-card__body p {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  flex-shrink: 0;
  min-height: calc(1.65em * 3);
}

.video-card__meta {
  display: flex;
  flex-wrap: nowrap;
  justify-content: space-between;
  gap: 0.5rem;
  align-items: center;
  margin-top: 0;
  margin-bottom: 0;
  order: -1;
}

.video-card__tag {
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  background: rgba(9, 164, 255, 0.16);
  color: var(--color-primary-dark);
}


.video-collections__note {
  margin-top: clamp(2rem, 4vw, 3rem);
  padding: clamp(1.75rem, 4vw, 2.5rem);
  border-radius: 20px;
  background: linear-gradient(120deg, rgba(0, 52, 120, 0.08), rgba(9, 164, 255, 0.18));
  max-width: 720px;
  box-shadow: 0 18px 36px rgba(0, 42, 97, 0.1);
}

.video-collections__note h3 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
}

.video-collections__note p {
  margin: 0 0 1rem;
  line-height: 1.7;
  color: var(--color-muted);
}

.video-collections__contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  background: var(--color-primary);
  color: #ffffff;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.video-collections__contact:hover,
.video-collections__contact:focus {
  transform: translateY(-2px);
  box-shadow: 0 16px 28px rgba(0, 52, 120, 0.22);
}

.video-modal {
  border: none;
  padding: 0;
  width: min(960px, 90vw);
  background: transparent;
}

html.is-video-modal-open {
  overflow: hidden;
}

.video-modal::backdrop {
  background: rgba(4, 10, 24, 0.75);
}

.video-modal__container {
  position: relative;
  background: #000000;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}

.video-modal__close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: none;
  background: rgba(0, 0, 0, 0.6);
  color: #ffffff;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}

.video-modal__close:hover,
.video-modal__close:focus {
  background: rgba(9, 164, 255, 0.8);
}

.video-modal__frame {
  aspect-ratio: 16 / 9;
  width: min(960px, 90vw);
  position: relative;
}

.video-modal__frame iframe,
.video-modal__frame video {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
  background: #000000;
}

.video-error-message {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
}

.video-error-message a {
  transition: background 0.2s ease, transform 0.2s ease;
}

.video-error-message a:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(9, 128, 255, 0.4);
}

@media (max-width: 1240px) {
  .video-featured__inner {
    grid-template-columns: 1fr;
  }

  .video-featured__media {
    order: -1;
  }
}

@media (max-width: 960px) {
  .video-center > section:not(.page-hero) {
    padding: 0 1.5rem;
  }

  .video-featured__inner {
    padding: 2rem;
  }

  .video-collections__filters {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .video-featured__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .video-card__body {
    padding: 1.25rem 1.4rem 1.5rem;
  }

  .video-collections__filters button {
    flex: 0 0 auto;
    width: auto;
    min-width: auto;
    padding: 0.5rem 1rem;
    text-align: center;
    white-space: nowrap;
  }

  .video-modal__frame {
    width: 92vw;
  }

  .video-card {
    width: min(320px, 100%) !important;
    max-width: 320px !important;
    min-width: auto !important;
    height: auto !important;
    max-height: none !important;
    min-height: auto !important;
  }

  .video-card__poster {
    height: auto !important;
    min-height: auto !important;
    max-height: none !important;
    aspect-ratio: 1 / 1;
  }
}

.product-center {
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 5vw, 4rem);
}

.product-center__layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: clamp(2.5rem, 4vw, 3.5rem);
  padding: 0 6vw clamp(3rem, 5vw, 4rem);
}

.product-center__sidebar {
  position: sticky;
  top: calc(var(--header-height, 72px) + 3rem);
  align-self: start;
  background: #ffffff;
  border-radius: 24px;
  box-shadow: 0 16px 40px rgba(9, 28, 68, 0.12);
  border: 1px solid rgba(12, 66, 138, 0.08);
  max-height: calc(100vh - var(--header-height, 72px) - 6rem);
  overflow-y: auto;
  z-index: 10;
}

.product-center__sidebar-inner {
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.product-center__sidebar-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.product-center__nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.product-center__nav a {
  display: block;
  font-weight: 600;
  color: var(--color-text);
  padding: 0.65rem 0.85rem;
  border-radius: 12px;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.product-center__nav a:hover,
.product-center__nav a:focus {
  background: rgba(0, 52, 120, 0.08);
  color: var(--color-primary);
  transform: translateX(4px);
}

.product-center__note {
  background: rgba(9, 164, 255, 0.08);
  border-radius: 16px;
  padding: 1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.95rem;
  color: var(--color-primary-dark);
}

.product-center__note strong {
  font-size: 0.9rem;
  letter-spacing: 0.08em;
}

.product-section {
  background: #ffffff;
  border-radius: 28px;
  padding: clamp(2.5rem, 4vw, 3rem);
  display: flex;
  flex-direction: column;
  gap: clamp(1.75rem, 3vw, 2.5rem);
  box-shadow: 0 20px 45px rgba(10, 22, 53, 0.08);
  border: 1px solid rgba(12, 66, 138, 0.08);
  scroll-margin-top: calc(var(--header-height) + 2rem);
}

.product-section + .product-section {
  margin-top: clamp(2.5rem, 4vw, 3rem);
}

.product-section__header {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.product-section__eyebrow {
  margin: 0;
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.product-section__title {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2rem);
  color: #0b162f;
}

.product-section__description {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.7;
  max-width: 720px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.5rem, 3vw, 2rem);
}

.product-card {
  background: linear-gradient(180deg, rgba(0, 52, 120, 0.04), rgba(0, 52, 120, 0.02));
  border-radius: 22px;
  padding: clamp(1.75rem, 3vw, 2.25rem);
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  border: 1px solid rgba(12, 66, 138, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.product-card:hover,
.product-card:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 18px 36px rgba(7, 22, 53, 0.16);
}

.product-card__badge {
  align-self: flex-start;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: var(--color-accent);
  color: #ffffff;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.product-card__title {
  margin: 0;
  font-size: 1.2rem;
  color: #0b162f;
}

.product-card__summary {
  margin: 0;
  line-height: 1.6;
  color: var(--color-text);
}

.product-card__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
  color: var(--color-primary-dark);
  font-size: 0.95rem;
}

.product-feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.product-feature-card {
  width: min(320px, 100%);
  background: linear-gradient(160deg, rgba(0, 52, 120, 0.08), rgba(0, 52, 120, 0.02));
  border: 1px solid rgba(0, 52, 120, 0.12);
  border-radius: 24px;
  padding: clamp(1.75rem, 3.5vw, 2.5rem);
  box-shadow: 0 18px 36px rgba(7, 22, 53, 0.12);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.product-feature-card:hover,
.product-feature-card:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(7, 22, 53, 0.18);
}

.product-feature-card__header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.product-feature-card__category {
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(0, 52, 120, 0.75);
}

.product-feature-card__title {
  margin: 0;
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  color: var(--color-primary-dark);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.35;
  min-height: calc(1.35em * 2);
}

.product-feature-card__summary {
  margin: 0;
  line-height: 1.7;
  color: rgba(17, 24, 39, 0.92);
}

.product-feature-card__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  margin: 0;
  padding: 0;
}

.product-feature-card__image {
  width: 100%;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 16px 32px rgba(7, 22, 53, 0.12);
  aspect-ratio: 1 / 1;
  display: block;
}

.product-feature-card__image img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
}

.product-feature-card__price {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.product-feature-card__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  margin: 0;
  padding: 0;
}

.product-feature-card__meta dt {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(0, 52, 120, 0.7);
  margin: 0 0 0.25rem;
}

.product-feature-card__meta dd {
  margin: 0;
  font-weight: 600;
  color: var(--color-primary-dark);
}

.product-feature-card__link {
  align-self: flex-start;
  padding: 0.7rem 1.5rem;
  border-radius: 999px;
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.product-feature-card__link:hover,
.product-feature-card__link:focus {
  background: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(0, 52, 120, 0.28);
}

.product-home-categories {
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
  display: flex;
  flex-direction: column;
  gap: clamp(1.5rem, 3vw, 2rem);
}

.product-tablist {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(0, 52, 120, 0.06);
  padding: 0.4rem;
  border-radius: 999px;
  width: fit-content;
}

.product-tab {
  border: none;
  background: transparent;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.55rem 1.4rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.product-tab.is-active {
  background: #ffffff;
  color: var(--color-primary-dark);
  box-shadow: 0 8px 18px rgba(0, 52, 120, 0.16);
}

.product-tab:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(9, 164, 255, 0.35);
}

.product-panel {
  display: none;
}

.product-panel.is-active {
  display: block;
}

.product-panel[hidden] {
  display: none !important;
}

.product-subcategory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(1.5rem, 3vw, 2rem);
}

.product-subcategory {
  background: rgba(0, 52, 120, 0.05);
  border-radius: 20px;
  padding: clamp(1.5rem, 3vw, 2rem);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  border: 1px solid rgba(0, 52, 120, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-subcategory:hover,
.product-subcategory:focus-within {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(0, 34, 74, 0.14);
}

.product-subcategory h3 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--color-primary-dark);
}

.product-subcategory p {
  margin: 0;
  color: var(--color-text);
  line-height: 1.6;
  font-size: 0.95rem;
}

.product-subcategory ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  color: var(--color-primary-dark);
  font-size: 0.94rem;
}

.product-subcategory__link {
  align-self: flex-start;
  margin-top: auto;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: color 0.2s ease, transform 0.2s ease;
}

.product-subcategory__link::after {
  content: "›";
  font-size: 1rem;
  transition: transform 0.2s ease;
}

.product-subcategory__link:hover,
.product-subcategory__link:focus {
  color: var(--color-primary-dark);
  transform: translateX(2px);
}

.product-subcategory__link:hover::after,
.product-subcategory__link:focus::after {
  transform: translateX(3px);
}

.product-detail-page .mega-nav {
  display: none;
}

.product-detail__topbar {
  position: sticky;
  top: var(--product-topbar-offset, var(--header-height));
  z-index: 950;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(0.75rem, 2vw, 1.5rem);
  padding: 0 6vw;
  min-height: 60px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(12, 66, 138, 0.12);
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
  margin: 0;
}

.product-detail__topbar.is-stuck {
  min-height: 60px;
  box-shadow: 0 12px 24px rgba(7, 22, 53, 0.14);
  border-bottom-color: rgba(12, 66, 138, 0.22);
}

.product-detail__topbar-title {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.product-detail__topbar-category {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(0, 52, 120, 0.6);
  white-space: nowrap;
}

.product-detail__topbar-name {
  font-size: clamp(1rem, 2.2vw, 1.25rem);
  font-weight: 600;
  color: var(--color-primary-dark);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.product-detail__topbar-group {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.5rem);
  flex: 1;
  min-width: 0;
}

.product-detail__topbar-sentinel {
  height: 0;
}

.product-detail__back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.4rem;
  border-radius: 999px;
  background: rgba(0, 52, 120, 0.1);
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.2s ease;
}

.product-detail__back::before {
  content: "←";
  font-size: 1rem;
}

.product-detail__back:hover,
.product-detail__back:focus {
  background: rgba(0, 52, 120, 0.18);
  transform: translateX(-2px);
}

@media (max-width: 768px) {
  .product-detail__topbar,
  .product-detail__topbar.is-stuck {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  .product-detail__topbar-group {
    width: 100%;
    min-width: 0;
  }

  .product-detail__topbar-title {
    min-width: 0;
    flex: 1;
  }

  .product-detail__topbar-category {
    font-size: 0.65rem;
    white-space: normal;
    word-break: break-word;
  }

  .product-detail__topbar-name {
    font-size: 0.9rem;
    white-space: normal;
    word-break: break-word;
    line-height: 1.3;
  }

  .product-detail__back {
    width: 2.75rem;
    height: 2.75rem;
    min-width: 2.75rem;
    padding: 0;
    border-radius: 50%;
    justify-content: center;
    align-items: center;
    gap: 0;
    font-size: 0;
    flex-shrink: 0;
  }

  .product-detail__back::before {
    font-size: 1.15rem;
    line-height: 1;
    margin: 0;
  }
}

.product-detail {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.product-detail__hero {
  background: linear-gradient(135deg, rgba(0, 52, 120, 0.92), rgba(11, 23, 58, 0.85));
}

.product-detail__hero--kitchen {
  background: linear-gradient(135deg, rgba(215, 104, 19, 0.82), rgba(237, 161, 65, 0.88));
}

.product-detail__hero--placeholder {
  background: linear-gradient(135deg, rgba(120, 130, 145, 0.82), rgba(165, 173, 188, 0.88));
}

.product-detail__summary {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding: 0 6vw;
}

.product-detail__summary,
.product-detail__thumbnails,
.product-detail__description,
.product-service {
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
}

/* 手机版产品信息 - 默认隐藏 */
.product-detail__summary-mobile {
  display: none;
}

.product-detail__cover {
  background: rgba(0, 52, 120, 0.06);
  border-radius: 28px;
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 0 0 1px rgba(0, 52, 120, 0.12);
  width: 400px;
  height: 400px;
  flex-shrink: 0;
  position: relative;
}

.product-detail__cover img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-detail__video-play {
  position: absolute;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.7);
  border: 2px solid rgba(255, 255, 255, 0.9);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 10;
  padding: 0;
  font-size: 1.5rem;
  line-height: 1;
}

.product-detail__video-play:hover,
.product-detail__video-play:focus {
  background: rgba(0, 0, 0, 0.85);
  border-color: #fff;
  transform: scale(1.1);
  outline: none;
}

.product-detail__video-play-icon {
  margin-left: 2px;
}

.product-detail__info {
  display: flex;
  flex-direction: column;
  gap: clamp(1rem, 2vw, 1.5rem);
  align-items: flex-start;
}

.product-detail__info dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem 1.5rem;
  margin: 0;
  width: auto;
}

.product-detail__info dl dt {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(0, 52, 120, 0.7);
}

.product-detail__info dl dd {
  margin: 0.2rem 0 0;
  font-weight: 600;
  color: var(--color-primary-dark);
}

.product-detail__note {
  margin: 0;
  font-size: 0.92rem;
  color: rgba(17, 24, 39, 0.7);
}

.product-detail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.product-detail__content {
  padding: 0 6vw;
  display: grid;
  gap: clamp(1.5rem, 3vw, 2rem);
}

.product-detail__block {
  background: #ffffff;
  border-radius: 24px;
  padding: clamp(1.8rem, 3vw, 2.2rem);
  box-shadow: 0 16px 32px rgba(9, 28, 68, 0.12);
  border: 1px solid rgba(0, 52, 120, 0.08);
}

.product-detail__block h2 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
  color: #0b162f;
}

.product-detail__block p {
  margin: 0;
  line-height: 1.7;
  color: rgba(17, 24, 39, 0.85);
}

.product-detail__block ul {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.45rem;
  color: rgba(17, 24, 39, 0.85);
}

.product-detail__gallery,
.product-detail__description {
  padding: 0 6vw;
  display: grid;
  gap: clamp(1.25rem, 3vw, 1.75rem);
}

.product-detail__gallery h2,
.product-detail__description h2 {
  margin: 0;
  font-size: 1.25rem;
  color: #0b162f;
}

.product-detail__media-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  justify-items: center;
}

.product-detail__media-list li {
  margin: 0;
}

.product-detail__media-list img {
  width: min(90vw, 1200px);
  height: auto;
  border-radius: 0;
  box-shadow: none;
  display: block;
  margin: 0 auto;
}

.product-detail__media-list a {
  display: block;
}

.product-coming-soon {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: clamp(2.5rem, 4vw, 3.5rem);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(0, 52, 120, 0.06), rgba(0, 52, 120, 0.12));
  border: 1px dashed rgba(0, 52, 120, 0.25);
  text-align: center;
  min-height: 260px;
}

.product-coming-soon__image {
  width: min(320px, 65%);
  max-width: 100%;
  border-radius: 18px;
  box-shadow: 0 14px 28px rgba(1, 32, 72, 0.15);
}

.product-coming-soon__text {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  color: var(--color-primary-dark);
}

.product-coming-soon__text h3 {
  margin: 0;
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  font-weight: 700;
}

.product-coming-soon__text p {
  margin: 0;
  font-size: 1rem;
  color: rgba(0, 52, 120, 0.8);
}

.product-service {
  padding: clamp(3rem, 6vw, 4rem) 6vw clamp(4rem, 6vw, 5rem);
}

.product-service__inner {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 3vw, 2rem);
  background: radial-gradient(circle at top left, rgba(0, 52, 120, 0.92), rgba(0, 21, 62, 0.92));
  border-radius: 28px;
  padding: clamp(2.5rem, 4vw, 3rem);
  color: #ffffff;
  box-shadow: 0 24px 48px rgba(6, 18, 44, 0.4);
}

.product-service__text {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.product-service__text h2 {
  margin: 0;
  font-size: clamp(1.75rem, 4vw, 2.2rem);
}

.product-service__text p {
  margin: 0;
  opacity: 0.85;
  line-height: 1.7;
}

.product-service__cta {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.75rem;
  align-items: flex-start;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.75rem;
  font-weight: 600;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
  text-decoration: none;
}

.button--primary {
  background: #ffffff;
  color: var(--color-primary);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.button--primary:hover,
.button--primary:focus {
  transform: translateY(-2px);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.3);
}

.button--ghost {
  background: transparent;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.button--ghost:hover,
.button--ghost:focus {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.product-center__content {
  display: flex;
  flex-direction: column;
}

.product-center__content section:first-of-type {
  margin-top: 0;
}

@media (max-width: 1280px) {
  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1080px) {
  .product-center__layout {
    grid-template-columns: 1fr;
  }

  .product-center__sidebar {
    display: none;
  }
}

@media (max-width: 768px) {
  .product-section {
    padding: 2rem 1.5rem;
  }

  .product-grid {
    grid-template-columns: 1fr;
  }

  .product-service__inner {
    grid-template-columns: 1fr;
    text-align: center;
    align-items: center;
  }

  .product-service__cta {
    align-items: center;
  }

  .product-coming-soon {
    padding: 2rem 1.5rem;
  }

  .product-coming-soon__image {
    width: min(260px, 100%);
  }

  .product-tablist {
    width: 100%;
    justify-content: space-between;
  }

  .product-tab {
    flex: 1;
    text-align: center;
  }

  /* 隐藏桌面版产品信息 */
  .product-detail__summary {
    display: none !important;
  }

  .product-detail__thumbnails {
    display: none !important;
  }

  /* 显示手机版产品信息 */
  .product-detail__summary-mobile {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 0 1.5rem;
    margin-top: clamp(2.5rem, 4vw, 3.5rem);
  }

  .product-detail__cover-mobile {
    background: rgba(0, 52, 120, 0.06);
    border-radius: 28px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: inset 0 0 0 1px rgba(0, 52, 120, 0.12);
    width: 100%;
    aspect-ratio: 1;
    min-height: 0;
    overflow: hidden;
    position: relative;
  }

  .product-detail__cover-mobile img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    max-width: 100%;
    max-height: 100%;
  }

  .product-detail__video-play {
    width: 56px;
    height: 56px;
    bottom: 1rem;
    right: 1rem;
    font-size: 1.25rem;
  }

  .product-detail__thumbnails-mobile {
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 52, 120, 0.3) transparent;
    display: flex;
    flex-wrap: nowrap;
    gap: 0.75rem;
    padding-bottom: 0.5rem;
    margin: 0 -1.5rem;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  .product-detail__thumbnails-mobile::-webkit-scrollbar {
    height: 4px;
  }

  .product-detail__thumbnails-mobile::-webkit-scrollbar-track {
    background: transparent;
  }

  .product-detail__thumbnails-mobile::-webkit-scrollbar-thumb {
    background: rgba(0, 52, 120, 0.3);
    border-radius: 2px;
  }

  .product-detail__thumbnail-mobile {
    width: 70px;
    height: 70px;
    flex-shrink: 0;
    cursor: pointer;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 18px rgba(7, 22, 53, 0.12);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 0;
    position: relative;
  }

  .product-detail__thumbnail-mobile img {
    width: 100%;
    height: 100%;
    object-fit: fill;
    display: block;
  }

  .product-detail__thumbnail-mobile:hover,
  .product-detail__thumbnail-mobile:focus,
  .product-detail__thumbnail-mobile.is-active {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(7, 22, 53, 0.18);
  }

  .product-detail__info-mobile {
    display: flex;
    flex-direction: column;
    gap: clamp(1rem, 2vw, 1.5rem);
    align-items: flex-start;
  }

  .product-detail__info-mobile dl {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1rem 1.5rem;
    margin: 0;
    width: auto;
  }

  .product-detail__info-mobile dl dt {
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(0, 52, 120, 0.7);
  }

  .product-detail__info-mobile dl dd {
    margin: 0.2rem 0 0;
    font-weight: 600;
    color: var(--color-primary-dark);
  }

  .product-detail__note-mobile {
    margin: 0;
    font-size: 0.92rem;
    color: rgba(17, 24, 39, 0.7);
  }

  .product-detail__topbar {
    padding: 1rem 1.5rem 0;
  }

  .product-detail__content,
  .product-detail__gallery,
  .product-detail__description {
    padding: 0 1.5rem;
  }

  /* 隐藏产品详情页的搜索栏 */
  .product-detail-page .global-search {
    display: none !important;
  }
}

@media (max-width: 1140px) {
  .brand-bar {
    padding: 1.25rem 4vw;
  }

  .mega-nav {
    padding: 0 4vw;
  }
}

@media (max-width: 960px) {
  .brand-bar {
    gap: 1rem;
  }

  .brand {
    order: 1;
  }

  .mobile-menu-toggle {
    display: inline-flex;
    order: 2;
  }

  .global-search {
    order: 3;
    width: 100%;
  }

  .home-page.is-mobile-screen .mega-nav {
    display: none;
  }

  .home-page.is-mobile-screen .mega-nav__toggle {
    display: none;
  }

  .mega-nav__list {
    flex-direction: column;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .mega-nav__list.is-open {
    max-height: 1200px;
  }

  .mega-nav__item {
    border-bottom: 1px solid rgba(12, 66, 138, 0.08);
    margin: 0;
  }

  .mega-nav__trigger {
    border-radius: 0;
    padding: 1rem;
    text-align: left;
  }

  .mega-nav__panel {
    position: static;
    display: none;
    box-shadow: none;
    border-radius: 0;
    padding: 0;
    background: #f8fafc;
  }

  .mega-nav__item.is-open > .mega-nav__panel {
    display: grid;
    gap: 1.5rem;
  }

  .panel-column {
    padding: 1.5rem 1.25rem;
    background: #ffffff;
  }

  .panel-column + .panel-column {
    border-left: none;
    border-top: 1px solid rgba(12, 66, 138, 0.12);
  }

  .mega-nav__item.is-open > .mega-nav__panel .panel-column:first-child,
  .mega-nav__item:hover > .mega-nav__panel .panel-column:first-child,
  .mega-nav__item:focus-within > .mega-nav__panel .panel-column:first-child {
    background: var(--color-primary);
  }

  .hero-nav {
    width: 38px;
    height: 38px;
    font-size: 1.4rem;
  }

  .hero-slider {
    aspect-ratio: 16 / 9;
    height: auto;
    max-height: none;
  }

  .hero-dots {
    bottom: 1.25rem;
    padding: 0 1rem;
    gap: 0.4rem;
  }

  /* 视频中心和产品中心 - 移动端卡片适配 */
  .video-collections__filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .video-collections__filters button {
    flex: 0 0 auto;
    width: auto;
    min-width: auto;
    padding: 0.5rem 1rem;
    text-align: center;
    white-space: nowrap;
  }

  .video-collections__grid {
    grid-template-columns: 1fr;
    justify-content: center;
    justify-items: center;
  }

  .video-card {
    width: 100% !important;
    max-width: 100% !important;
    min-width: unset !important;
    height: auto !important;
    max-height: none !important;
    min-height: unset !important;
    flex: 1 1 auto !important;
    padding: 1rem !important;
    gap: 0.75rem !important;
    border-radius: 16px !important;
  }

  .video-card__body {
    padding: 0 !important;
    gap: 0.5rem !important;
  }

  .video-card__body h3 {
    font-size: 1.05rem !important;
    line-height: 1.3 !important;
    min-height: calc(1.3em * 2) !important;
    margin: 0 !important;
  }

  .video-card__body p {
    font-size: 0.85rem !important;
    line-height: 1.4 !important;
    -webkit-line-clamp: 2 !important;
    line-clamp: 2 !important;
    min-height: calc(1.4em * 2) !important;
    margin: 0 !important;
  }

  .video-card__meta {
    margin: 0 !important;
    gap: 0.5rem !important;
  }

  .video-card__tag {
    font-size: 0.75rem !important;
    padding: 0.25rem 0.65rem !important;
  }

  .video-card__poster {
    height: auto !important;
    min-height: unset !important;
    max-height: none !important;
    aspect-ratio: 4 / 3 !important;
    border-radius: 12px !important;
    box-shadow: 0 8px 16px rgba(7, 22, 53, 0.08) !important;
  }

  .video-card__play {
    width: 2.25rem !important;
    height: 2.25rem !important;
    font-size: 1rem !important;
    right: 0.5rem !important;
    bottom: 0.5rem !important;
  }

  .product-feature-grid {
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .product-feature-card {
    width: 100%;
    max-width: 100%;
    padding: 1rem;
    gap: 0.75rem;
    border-radius: 16px;
  }

  .product-feature-card__header {
    gap: 0.35rem;
  }

  .product-feature-card__category {
    font-size: 0.75rem;
  }

  .product-feature-card__title {
    font-size: 1.05rem;
    line-height: 1.3;
    min-height: calc(1.3em * 2);
  }

  .product-feature-card__image {
    max-height: 180px;
    border-radius: 12px;
  }

  .product-feature-card__price {
    font-size: 1rem;
  }

  .product-feature-card__link {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }

  /* 首页视频卡片 - 移动端适配 */
  .home-video-preview__grid {
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .home-video-card,
  .video-card.home-video-card {
    width: 100% !important;
    max-width: 100% !important;
    min-width: unset !important;
    min-height: auto !important;
    flex: 1 1 auto !important;
    padding: 1rem !important;
    gap: 0.75rem !important;
    border-radius: 16px !important;
  }

  .home-video-card .video-card__body {
    padding: 0 !important;
    gap: 0.5rem !important;
  }

  .home-video-card .video-card__body h3 {
    font-size: 1.05rem !important;
    line-height: 1.3 !important;
    min-height: calc(1.3em * 2) !important;
    margin: 0 !important;
  }

  .home-video-card .video-card__body p {
    font-size: 0.85rem !important;
    line-height: 1.4 !important;
    -webkit-line-clamp: 2 !important;
    line-clamp: 2 !important;
    min-height: calc(1.4em * 2) !important;
    margin: 0 !important;
  }

  .home-video-card .video-card__meta {
    margin: 0 !important;
    gap: 0.5rem !important;
  }

  .home-video-card .video-card__tag {
    font-size: 0.75rem !important;
    padding: 0.25rem 0.65rem !important;
  }

  .home-video-card .video-card__link {
    font-size: 0.85rem !important;
    margin-top: 0 !important;
  }

  .home-video-card .video-card__poster {
    height: auto !important;
    min-height: unset !important;
    max-height: none !important;
    aspect-ratio: 4 / 3 !important;
    border-radius: 12px !important;
    box-shadow: 0 8px 16px rgba(7, 22, 53, 0.08) !important;
  }

  .home-video-card .video-card__play {
    width: 2.25rem !important;
    height: 2.25rem !important;
    font-size: 1rem !important;
    right: 0.5rem !important;
    bottom: 0.5rem !important;
  }

  /* 首页新闻卡片 - 移动端适配 */
  .home-news__grid {
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .home-news-card {
    width: 100%;
    max-width: 100%;
  }
}

@media (max-width: 600px) {
  .brand {
    font-size: 1.5rem;
  }

  .global-search {
    padding: 0.5rem 0.75rem;
  }

  .global-search button {
    padding: 0.4rem 1rem;
  }

  .lang-switcher {
    width: 100%;
  }

  .lang-switcher select {
    width: 100%;
  }

  .hero-nav {
    display: inline-flex;
    width: 32px;
    height: 32px;
    font-size: 1.1rem;
  }

  .hero-nav--prev {
    left: 0.5rem;
  }

  .hero-nav--next {
    right: 0.5rem;
  }

  .hero-dots {
    bottom: 0.75rem;
    gap: 0.3rem;
    padding: 0 0.75rem;
  }

  .hero-dot {
    width: clamp(24px, 12vw, 32px);
    height: 2px;
  }

}

.product-detail__thumbnails {
  padding: 0 6vw;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
}

.product-detail__thumbnail {
  width: 96px;
  height: 96px;
  cursor: pointer;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 18px rgba(7, 22, 53, 0.12);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  position: relative;
}

.product-detail__thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: fill;
  display: block;
}

.product-detail__thumbnail:hover,
.product-detail__thumbnail:focus,
.product-detail__thumbnail.is-active {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(7, 22, 53, 0.18);
}

.product-detail__description {
  padding: 0 6vw;
  display: grid;
  gap: clamp(1.25rem, 3vw, 1.75rem);
}

.product-detail__description h2 {
  margin: 0;
  font-size: 1.25rem;
  color: #0b162f;
}

.product-detail__media-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  justify-items: center;
}

.product-detail__media-list li {
  margin: 0;
}

.product-detail__media-list img {
  width: min(90vw, 1200px);
  height: auto;
  border-radius: 0;
  box-shadow: none;
  display: block;
  margin: 0 auto;
}

.product-detail__media-list a {
  display: block;
}