/* 爱鹿 AILU 品牌官网 - PC端样式 */

/* 顶部导航 */
.pc-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(250, 251, 245, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--ailu-gray-100);
  transition: all var(--transition-fast);
}

.pc-header__inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 40px;
  height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pc-header__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.pc-header__logo-img {
  height: 48px;
  width: auto;
  display: block;
}

.pc-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.pc-nav__item {
  position: relative;
}

.pc-nav__link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ailu-gray-800);
  transition: color var(--transition-fast);
  cursor: pointer;
}

.pc-nav__link:hover,
.pc-nav__item:hover .pc-nav__link {
  color: var(--ailu-green);
}

.pc-nav__arrow {
  display: flex;
  align-items: center;
  color: var(--ailu-gray-400);
  transition: transform var(--transition-fast);
}

.pc-nav__arrow .ailu-icon {
  font-size: 12px;
  stroke-width: 2;
}

.pc-nav__item:hover .pc-nav__arrow {
  transform: rotate(180deg);
  color: var(--ailu-green);
}

/* 二级菜单 */
.pc-nav__sub {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  min-width: 200px;
  background-color: var(--ailu-white);
  border-radius: var(--radius-md);
  box-shadow: 0 20px 50px rgba(26, 29, 22, 0.12);
  padding: 12px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  border: 1px solid var(--ailu-gray-100);
}

.pc-nav__item:hover .pc-nav__sub {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.pc-nav__sub::before {
  content: '';
  position: absolute;
  top: -9px;
  left: 0;
  right: 0;
  height: 9px;
}

.pc-nav__sub-link {
  display: block;
  padding: 12px 16px;
  font-size: 14px;
  color: var(--ailu-gray-600);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.pc-nav__sub-link:hover {
  background-color: var(--ailu-gray-50);
  color: var(--ailu-green);
  padding-left: 20px;
}

.pc-header__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.pc-header__icon-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ailu-gray-800);
  border-radius: 50%;
  transition: all var(--transition-fast);
  font-size: 20px;
}

.pc-header__icon-btn .ailu-icon {
  font-size: 20px;
}

.pc-header__icon-btn:hover {
  background-color: var(--ailu-primary-light);
  color: var(--ailu-green);
}

/* 轮播图 - 左右铺满 */
.pc-carousel {
  position: relative;
  width: 100vw;
  height: 560px;
  overflow: hidden;
  margin-top: 0;
}

.pc-carousel__track {
  display: flex;
  height: 100%;
  position: relative;
  left: 0;
  transition: left 0.9s var(--ease-in-out);
}

.pc-carousel__slide {
  position: relative;
  flex: 0 0 100vw;
  height: 100%;
}

.pc-carousel__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pc-carousel__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(26, 29, 22, 0.6) 0%, rgba(26, 29, 22, 0.25) 50%, rgba(26, 29, 22, 0.1) 100%);
}

.pc-carousel__content {
  position: absolute;
  left: 8%;
  top: 50%;
  transform: translateY(-50%);
  max-width: 600px;
  color: var(--ailu-white);
  z-index: 2;
}

.pc-carousel__tag {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 8px 16px;
  background-color: rgba(219, 226, 171, 0.2);
  border: 1px solid rgba(219, 226, 171, 0.4);
  border-radius: 100px;
  margin-bottom: 24px;
  backdrop-filter: blur(4px);
}

.pc-carousel__title {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 600;
  line-height: 1.25;
  margin-bottom: 20px;
  white-space: pre-line;
  color: #FFFFFF;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.pc-carousel__subtitle {
  font-size: 18px;
  line-height: 1.8;
  margin-bottom: 40px;
  opacity: 0.9;
}

.pc-carousel__indicators {
  position: absolute;
  left: 8%;
  bottom: 60px;
  display: flex;
  gap: 12px;
  z-index: 3;
}

.pc-carousel__indicator {
  width: 48px;
  height: 3px;
  background-color: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pc-carousel__indicator::after {
  content: '';
  display: block;
  width: 0;
  height: 100%;
  background-color: var(--ailu-white);
  transition: width 0.3s var(--ease-out);
}

.pc-carousel__indicator.active::after {
  width: 100%;
}

.pc-carousel__arrows {
  position: absolute;
  right: 8%;
  bottom: 50px;
  display: flex;
  gap: 16px;
  z-index: 3;
}

.pc-carousel__arrow {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: var(--ailu-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  font-size: 20px;
}

.pc-carousel__arrow:hover {
  background-color: var(--ailu-white);
  color: var(--ailu-green);
  border-color: var(--ailu-white);
}

/* 产品版块 */
.pc-section {
  padding: var(--section-gap) 40px;
}

.pc-section__inner {
  max-width: var(--container-width);
  margin: 0 auto;
}

.pc-products__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.pc-product-card {
  background-color: var(--ailu-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--ailu-gray-100);
}

.pc-product-card__image-wrap {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background-color: var(--ailu-gray-50);
}

.pc-product-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.pc-product-card:hover .pc-product-card__image {
  transform: scale(1.06);
}

.pc-product-card__category {
  position: absolute;
  top: 16px;
  left: 16px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  padding: 6px 12px;
  background-color: var(--ailu-white);
  color: var(--ailu-green);
  border-radius: 100px;
}

.pc-product-card__body {
  padding: 24px;
}

.pc-product-card__name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  color: var(--ailu-black);
  margin-bottom: 8px;
}

.pc-product-card__desc {
  font-size: 13px;
  color: var(--ailu-gray-600);
  margin-bottom: 20px;
  line-height: 1.7;
}

.pc-product-card__link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ailu-green);
  transition: all var(--transition-fast);
}

.pc-product-card__link:hover {
  gap: 8px;
  color: var(--ailu-green-dark);
}

.pc-product-card__link .ailu-icon {
  font-size: 10px;
  stroke-width: 2;
}

.pc-products__more {
  text-align: center;
  margin-top: 48px;
}

.pc-products__more .iconfont {
  font-size: 12px;
}

/* 品牌简介版块 */
.pc-brand {
  background: linear-gradient(180deg, var(--ailu-cream) 0%, var(--ailu-primary-light) 100%);
}

.pc-brand__content {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 48px;
  align-items: center;
}

.pc-brand__image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3 / 4;
  max-width: 480px;
  justify-self: center;
}

.pc-brand__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pc-brand__image-decor {
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 200px;
  height: 200px;
  background-color: var(--ailu-primary);
  border-radius: var(--radius-lg);
  z-index: -1;
}

.pc-brand__tag {
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--ailu-green);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.pc-brand__title {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 500;
  color: var(--ailu-black);
  line-height: 1.35;
  margin-bottom: 24px;
}

.pc-brand__title em {
  color: var(--ailu-green);
  font-style: normal;
}

.pc-brand__desc {
  font-size: 16px;
  color: var(--ailu-gray-600);
  margin-bottom: 40px;
  line-height: 1.9;
}

.pc-brand__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.pc-brand__stat {
  text-align: center;
  padding: 20px 16px;
  background-color: var(--ailu-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--ailu-gray-100);
}

.pc-brand__stat-num {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 600;
  color: var(--ailu-green);
}

.pc-brand__stat-unit {
  font-size: 16px;
}

.pc-brand__stat-label {
  font-size: 12px;
  color: var(--ailu-gray-400);
  margin-top: 4px;
}

/* 新闻动态版块 */
.pc-news__grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 28px;
}

.pc-news-card {
  background-color: var(--ailu-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--ailu-gray-100);
}

.pc-news-card__image-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.pc-news-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.pc-news-card:hover .pc-news-card__image {
  transform: scale(1.05);
}

.pc-news-card__date {
  position: absolute;
  top: 16px;
  left: 16px;
  background-color: var(--ailu-white);
  color: var(--ailu-green);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
}

.pc-news-card__body {
  padding: 24px;
}

.pc-news-card__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  color: var(--ailu-black);
  line-height: 1.5;
  margin-bottom: 12px;
  transition: color var(--transition-fast);
}

.pc-news-card:hover .pc-news-card__title {
  color: var(--ailu-green);
}

.pc-news-card__summary {
  font-size: 14px;
  color: var(--ailu-gray-600);
  line-height: 1.7;
}

/* 底部导航 */
.pc-footer {
  background-color: var(--ailu-black);
  color: var(--ailu-white);
  padding: 80px 40px 40px;
}

.pc-footer__inner {
  max-width: var(--container-width);
  margin: 0 auto;
}

.pc-footer__top {
  display: grid;
  grid-template-columns: 1.5fr 2fr 1.5fr;
  gap: 80px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.pc-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.pc-footer__logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.pc-footer__logo-img {
  height: 52px;
  width: auto;
  display: block;
}

.pc-footer__desc {
  font-size: 14px;
  color: var(--ailu-gray-400);
  line-height: 1.8;
}

.pc-footer__social {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.pc-footer__social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ailu-gray-400);
  transition: all var(--transition-fast);
  font-size: 18px;
}

.pc-footer__social-link:hover {
  background-color: var(--ailu-primary);
  color: var(--ailu-green);
  border-color: var(--ailu-primary);
}

.pc-footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.pc-footer__col-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--ailu-white);
}

.pc-footer__link {
  display: block;
  font-size: 14px;
  color: var(--ailu-gray-400);
  padding: 8px 0;
  transition: color var(--transition-fast);
}

.pc-footer__link:hover {
  color: var(--ailu-primary);
}

.pc-footer__contact {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pc-footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: var(--ailu-gray-400);
}

.pc-footer__contact-item .ailu-icon {
  color: var(--ailu-primary);
  margin-top: 3px;
  font-size: 16px;
}

.pc-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 30px;
  font-size: 12px;
  color: var(--ailu-gray-600);
}

.pc-footer__legal {
  display: flex;
  gap: 24px;
}

.pc-footer__legal a {
  transition: color var(--transition-fast);
}

.pc-footer__legal a:hover {
  color: var(--ailu-primary);
}