/* ============================================
   浩乐咨询 - 主样式表
   企业官网视觉：大气、克制、专业
   ============================================ */

:root {
  --color-primary: #0a2338;
  --color-primary-light: #143651;
  --color-accent: #c4a15a;
  --color-accent-hover: #b08d48;
  --color-text: #1a2430;
  --color-text-light: #5a6876;
  --color-text-muted: #97a3af;
  --color-bg: #ffffff;
  --color-bg-alt: #f6f8fa;
  --color-bg-soft: #eef2f6;
  --color-bg-dark: #081927;
  --color-border: #e6eaee;
  --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-en: "Georgia", "Times New Roman", serif;
  --shadow-sm: 0 1px 2px rgba(8, 25, 39, 0.04);
  --shadow-md: 0 12px 36px rgba(8, 25, 39, 0.09);
  --shadow-lg: 0 24px 56px rgba(8, 25, 39, 0.14);
  --radius: 0;
  --transition: 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  --header-height: 84px;
  --container-max: 1160px;
  --container-padding: 24px;
}

body {
  font-family: var(--font-main);
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
  letter-spacing: 0.01em;
}

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

/* ---------- 章节 ---------- */
.section {
  padding: 110px 0;
}

.section--alt {
  background: linear-gradient(180deg, #f8fafb 0%, #f3f6f9 100%);
  position: relative;
}

.section--alt::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(120px, 20%);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(196, 161, 90, 0.45), transparent);
}

.section--dark {
  background: linear-gradient(165deg, #081927 0%, #0c2b44 50%, #081927 100%);
  color: #ffffff;
  position: relative;
}

.section--dark::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 0%, rgba(185, 151, 74, 0.08), transparent 50%), radial-gradient(ellipse at 80% 100%, rgba(255, 255, 255, 0.04), transparent 45%);
  pointer-events: none;
}

.section--dark > .container {
  position: relative;
  z-index: 1;
}

.section__header {
  text-align: center;
  margin-bottom: 56px;
}

.section__title {
  font-size: 2.125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 14px;
  letter-spacing: 0.06em;
}

.section--dark .section__title {
  color: #ffffff;
}

.section__title-en {
  font-family: var(--font-en);
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 10px;
  display: block;
  font-weight: 400;
}

.section__subtitle {
  font-size: 1rem;
  color: var(--color-text-light);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}

.section--dark .section__subtitle {
  color: rgba(255, 255, 255, 0.65);
}

.section__divider {
  width: 48px;
  height: 2px;
  background: var(--color-accent);
  margin: 20px auto 0;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-block;
  padding: 14px 36px;
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  border-radius: var(--radius);
  transition: all var(--transition);
  text-align: center;
}

.btn--primary {
  background-color: var(--color-accent);
  color: #ffffff;
}

.btn--primary:hover {
  background-color: var(--color-accent-hover);
  box-shadow: 0 10px 24px rgba(185, 151, 74, 0.28);
}

.btn--outline {
  border: 1px solid rgba(255, 255, 255, 0.7);
  color: #ffffff;
  background: transparent;
}

.btn--outline:hover {
  background: #ffffff;
  color: var(--color-primary);
}

.btn--outline-dark {
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  background: transparent;
}

.btn--outline-dark:hover {
  background: var(--color-primary);
  color: #ffffff;
}

/* ---------- 顶部导航 ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all var(--transition);
}

.header--scrolled {
  border-bottom-color: rgba(228, 231, 235, 0.9);
  box-shadow: 0 4px 24px rgba(9, 28, 46, 0.06);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

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

.logo__icon {
  height: 52px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}

.logo__text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
  letter-spacing: 0.04em;
}

.logo__text-en {
  font-size: 0.625rem;
  color: var(--color-text-muted);
  letter-spacing: 0.16em;
  font-weight: 400;
  margin-top: 2px;
}

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

.nav__link {
  padding: 10px 18px;
  font-size: 0.9375rem;
  color: var(--color-text-light);
  position: relative;
  transition: color var(--transition);
  letter-spacing: 0.04em;
}

.nav__link::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 50%;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: all var(--transition);
  transform: translateX(-50%);
}

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

.nav__link:hover::after,
.nav__link--active::after {
  width: 40%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}

.nav-toggle__bar {
  width: 22px;
  height: 1.5px;
  background: var(--color-primary);
  transition: all var(--transition);
}

.nav-toggle--active .nav-toggle__bar:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle--active .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle--active .nav-toggle__bar:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  height: calc(100vh - var(--header-height));
  min-height: 620px;
  max-height: 860px;
  margin-top: var(--header-height);
  overflow: hidden;
}

.hero__slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.hero__slide--active {
  opacity: 1;
}

.hero__slide--active .hero__slide-bg {
  animation: heroZoom 8s ease-out forwards;
}

@keyframes heroZoom {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.06);
  }
}

.hero__slide-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(9, 28, 46, 0.88) 0%, rgba(11, 39, 64, 0.62) 48%, rgba(11, 39, 64, 0.42) 100%);
}

.hero__content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #ffffff;
  width: 90%;
  max-width: 860px;
  z-index: 2;
}

.hero__content::before {
  content: "";
  display: block;
  width: 40px;
  height: 1px;
  background: var(--color-accent);
  margin: 0 auto 28px;
}

.hero__title {
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: 0.18em;
  line-height: 1.25;
}

.hero__title-en {
  font-family: var(--font-en);
  font-size: 1.0625rem;
  font-style: italic;
  color: var(--color-accent);
  margin-bottom: 28px;
  letter-spacing: 0.12em;
  font-weight: 400;
}

.hero__desc {
  font-size: 1.0625rem;
  line-height: 2;
  margin-bottom: 40px;
  opacity: 0.88;
  font-weight: 300;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  letter-spacing: 0.04em;
}

.hero__dots {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 3;
}

.hero__dot {
  width: 28px;
  height: 2px;
  border-radius: 0;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  padding: 0;
}

.hero__dot--active,
.hero__dot:hover {
  background: var(--color-accent);
  transform: none;
  width: 40px;
}

.hero__arrows {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 28px;
  z-index: 3;
}

.hero__arrow {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
}

.hero__arrow:hover {
  background: rgba(185, 151, 74, 0.9);
  border-color: transparent;
}

/* ---------- 客户价值卡片 ---------- */
.value-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.value-card {
  background: #ffffff;
  padding: 52px 30px 48px;
  text-align: center;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  box-shadow: none;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.value-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  transform: scaleX(0);
  transition: transform var(--transition);
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.value-card:hover::before {
  transform: scaleX(1);
}

.value-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 24px;
  background: var(--color-bg-soft);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.value-card__title {
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.value-card__desc {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.85;
}

/* ---------- 图文区块 ---------- */
.about-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.about-block__image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.about-block__image::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  pointer-events: none;
}

.about-block__image img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.about-block__image:hover img {
  transform: scale(1.04);
}

.about-block__content h2 {
  font-size: 2.125rem;
  color: var(--color-primary);
  margin-bottom: 24px;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.about-block__content p {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.95;
  margin-bottom: 18px;
}

.about-block__features {
  margin-top: 28px;
}

.about-block__feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
}

.about-block__feature-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: 0.6875rem;
  margin-top: 3px;
}

.about-block__feature-text {
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.6;
}

/* ---------- 数据统计 ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item {
  padding: 16px 8px;
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: rgba(255, 255, 255, 0.12);
}

.stat-item__number {
  font-size: 3rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

.stat-item__label {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.12em;
}

/* ---------- 案例卡片 ---------- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.case-card {
  background: #ffffff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: none;
  transition: all var(--transition);
}

.case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.case-card__image {
  height: 220px;
  overflow: hidden;
}

.case-card--compact .case-card__image {
  height: 160px;
}

.case-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.case-card:hover .case-card__image img {
  transform: scale(1.05);
}

.case-card__body {
  padding: 28px 26px 32px;
}

.case-card--compact .case-card__body {
  padding: 20px 22px 24px;
}

.case-card__tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(185, 151, 74, 0.12);
  color: var(--color-accent-hover);
  font-size: 0.75rem;
  border-radius: var(--radius);
  margin-bottom: 14px;
  letter-spacing: 0.08em;
}

.case-card__title {
  font-size: 1.125rem;
  color: var(--color-primary);
  margin-bottom: 12px;
  font-weight: 600;
  line-height: 1.5;
}

.case-card--compact .case-card__title {
  margin-bottom: 0;
  font-size: 1rem;
}

.case-card__desc {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ---------- 成功职位清单 ---------- */
.positions-section {
  background: linear-gradient(180deg, #f7f9fb 0%, #ffffff 100%);
}

.positions-layout {
  display: grid;
  grid-template-columns: 1.55fr 0.7fr;
  gap: 40px;
  align-items: start;
}

.positions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  background: #f4f6f8;
  border: 1px solid var(--color-border);
  background-image: repeating-linear-gradient(-45deg, transparent, transparent 8px, rgba(255, 255, 255, 0.45) 8px, rgba(255, 255, 255, 0.45) 9px);
}

.positions-col {
  padding: 36px 28px 40px;
  border-right: 1px solid rgba(10, 35, 56, 0.08);
}

.positions-col:last-child {
  border-right: none;
}

.positions-col__title {
  font-size: 1.0625rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 22px;
  padding-bottom: 14px;
  letter-spacing: 0.04em;
  position: relative;
}

.positions-col__title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 2px;
  background: var(--color-accent);
}

.positions-col__list li {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 2.05;
  padding-left: 14px;
  position: relative;
}

.positions-col__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.95em;
  width: 4px;
  height: 1px;
  background: var(--color-accent);
}

.positions-aside__image {
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.positions-aside__image img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.positions-aside__note {
  margin-top: 20px;
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.9;
}

/* ---------- 服务列表 ---------- */
.service-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-item {
  display: flex;
  gap: 28px;
  padding: 40px 36px;
  background: #ffffff;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  box-shadow: none;
  transition: all var(--transition);
}

.service-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: transparent;
}

.service-item__number {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  background: var(--color-primary);
  color: var(--color-accent);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  font-family: var(--font-en);
}

.service-item__title {
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.service-item__desc {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.85;
}

/* ---------- 内页 Banner ---------- */
.page-banner {
  margin-top: var(--header-height);
  height: 340px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.page-banner__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-banner__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(9, 28, 46, 0.88), rgba(14, 48, 74, 0.7));
}

.page-banner__content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #ffffff;
}

.page-banner__title {
  font-size: 2.5rem;
  margin-bottom: 14px;
  letter-spacing: 0.16em;
  font-weight: 600;
}

.page-banner__title::after {
  content: "";
  display: block;
  width: 36px;
  height: 1px;
  background: var(--color-accent);
  margin: 18px auto 0;
}

.page-banner__breadcrumb {
  font-size: 0.875rem;
  opacity: 0.75;
  letter-spacing: 0.08em;
}

.page-banner__breadcrumb a {
  transition: color var(--transition);
}

.page-banner__breadcrumb a:hover {
  color: var(--color-accent);
  opacity: 1;
}

.contact-card__info a,
.about-block__feature-text a {
  color: var(--color-primary);
  transition: color var(--transition);
}

.contact-card__info a:hover,
.about-block__feature-text a:hover {
  color: var(--color-accent);
}

/* ---------- 时间线 ---------- */
.timeline {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  padding-left: 40px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 4px;
  bottom: 4px;
  width: 1px;
  background: var(--color-border);
}

.timeline__item {
  position: relative;
  margin-bottom: 44px;
  padding-left: 32px;
}

.timeline__dot {
  position: absolute;
  left: -32px;
  top: 6px;
  width: 11px;
  height: 11px;
  background: var(--color-accent);
  border-radius: 50%;
  border: 2px solid #ffffff;
  box-shadow: 0 0 0 1px var(--color-accent);
}

.timeline__year {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 10px;
  letter-spacing: 0.06em;
}

.timeline__text {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.85;
}

/* ---------- 联系信息 ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.contact-card {
  text-align: center;
  padding: 48px 28px;
  background: #ffffff;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.contact-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.contact-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 22px;
  background: var(--color-bg-soft);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.contact-card__title {
  font-size: 1.125rem;
  color: var(--color-primary);
  margin-bottom: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.contact-card__info {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.contact-map {
  margin-top: 56px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg-alt);
  box-shadow: var(--shadow-md);
}

.contact-map img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

/* ---------- 荣誉资质 ---------- */
.honor-block {
  display: grid;
  grid-template-columns: minmax(260px, 380px) 1fr;
  gap: 48px 50px;
  align-items: center;
  max-width: 880px;
  margin: 0 auto;
}

.honor-block__media {
  position: relative;
  background: #fff;
  box-shadow: var(--shadow-md);
  padding: 18px;
  border: 1px solid rgba(196, 161, 90, 0.28);
}

.honor-block__media::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(196, 161, 90, 0.18);
  pointer-events: none;
}

.honor-block__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.honor-block__label {
  font-size: 1rem;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 14px;
}

.honor-block__name {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.45;
  margin-bottom: 18px;
}

.honor-block__desc {
  font-size: 0.9875rem;
  line-height: 1.85;
  color: var(--color-text-light);
  margin-bottom: 22px;
}

.honor-block__date {
  font-family: var(--font-en);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

/* ---------- 行业标签 ---------- */
.industry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

.industry-tag {
  padding: 12px 26px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.88);
  transition: all var(--transition);
  letter-spacing: 0.06em;
}

.industry-tag:hover {
  background: rgba(185, 151, 74, 0.18);
  border-color: rgba(185, 151, 74, 0.45);
  color: #ffffff;
}

/* ---------- 页脚 ---------- */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.62);
  padding: 64px 0 0;
}

.footer__simple {
  text-align: center;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  /* max-width: 720px; */
  margin: 0 auto;
}

.footer__simple .logo {
  justify-content: center;
  margin-bottom: 20px;
}

.logo__full {
  height: 72px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
  display: block;
}

.footer__simple p {
  font-size: 0.9375rem;
  line-height: 1.95;
  color: rgba(255, 255, 255, 0.68);
}

.footer__bottom {
  padding: 28px 0;
  text-align: center;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.02em;
  line-height: 2;
}

.footer__bottom p {
  margin-bottom: 4px;
}

.footer__bottom a {
  color: rgba(255, 255, 255, 0.65);
  transition: color var(--transition);
}

.footer__bottom a:hover {
  color: var(--color-accent);
}

/* ---------- 动画 ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}

.fade-in--visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 响应式：平板横屏 / 小桌面 (≤992px) ---------- */
@media (max-width: 992px) {
  .section {
    padding: 80px 0;
  }

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

  /* 图文保留左右布局，避免图片独占整行 */
  .about-block {
    grid-template-columns: 0.95fr 1.05fr;
    gap: 36px;
    align-items: center;
  }

  .about-block__image img {
    height: 300px;
  }

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

  .stat-item:nth-child(2)::after {
    display: none;
  }

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

  /* 职位：三栏保留，右侧配图改为横向信息条 */
  .positions-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .positions-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .positions-aside {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 24px;
    align-items: center;
  }

  .positions-aside__image img {
    height: 200px;
  }

  .positions-aside__note {
    margin-top: 0;
  }

  .service-list {
    grid-template-columns: 1fr;
  }

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

/* ---------- 响应式：平板竖屏 (≤768px) ---------- */
@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  .section {
    padding: 64px 0;
  }

  .section__title,
  .about-block__content h2 {
    font-size: 1.75rem;
  }

  .logo__icon {
    height: 42px;
    max-width: 130px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: #ffffff;
    flex-direction: column;
    padding: 12px 0;
    box-shadow: var(--shadow-md);
    transform: translateY(-120%);
    opacity: 0;
    transition: all var(--transition);
    gap: 0;
    border-top: 1px solid var(--color-border);
  }

  .nav--open {
    transform: translateY(0);
    opacity: 1;
  }

  .nav__link {
    width: 100%;
    padding: 16px 24px;
    border-bottom: 1px solid var(--color-border);
  }

  .nav__link::after {
    display: none;
  }

  .hero {
    min-height: 520px;
  }

  .hero__title {
    letter-spacing: 0.1em;
  }

  .hero__desc {
    font-size: 0.9375rem;
    line-height: 1.85;
  }

  .hero__arrows {
    display: none;
  }

  /* 图文改为上下，图片高度收敛，避免过大留白 */
  .about-block {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .about-block__image img {
    height: 240px;
  }

  .honor-block {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
    max-width: 420px;
  }

  .honor-block__media {
    max-width: 320px;
    margin: 0 auto;
  }

  .value-cards,
  .case-grid,
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 职位区：竖屏保留两栏更紧凑，不全拉成单列长列表 */
  .positions-grid {
    grid-template-columns: 1fr 1fr;
  }

  .positions-col {
    border-right: 1px solid rgba(10, 35, 56, 0.08);
    border-bottom: 1px solid rgba(10, 35, 56, 0.08);
  }

  .positions-col:nth-child(2n) {
    border-right: none;
  }

  .positions-col:last-child {
    grid-column: 1 / -1;
    border-right: none;
    border-bottom: none;
  }

  .positions-aside {
    grid-template-columns: 1fr 1.2fr;
    gap: 20px;
  }

  .positions-aside__image img {
    height: 180px;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .stat-item::after {
    display: none;
  }

  .stat-item__number {
    font-size: 2.25rem;
  }

  .page-banner {
    height: 220px;
  }

  .page-banner__title {
    font-size: 1.875rem;
    letter-spacing: 0.12em;
  }

  .service-item {
    flex-direction: column;
    padding: 28px 24px;
  }
}

/* ---------- 响应式：手机 (≤560px) ---------- */
@media (max-width: 560px) {
  .value-cards,
  .case-grid,
  .contact-grid,
  .positions-grid {
    grid-template-columns: 1fr;
  }

  .positions-col,
  .positions-col:nth-child(2n),
  .positions-col:last-child {
    grid-column: auto;
    border-right: none;
    border-bottom: 1px solid rgba(10, 35, 56, 0.08);
  }

  .positions-col:last-child {
    border-bottom: none;
  }

  .positions-aside {
    grid-template-columns: 1fr;
  }

  .positions-aside__image img {
    height: 200px;
  }

  .about-block__image img {
    height: 220px;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 1.75rem;
  }

  .btn {
    padding: 12px 28px;
    font-size: 0.875rem;
  }

  .value-card,
  .contact-card {
    padding: 36px 24px;
  }
}