/* =========================================================
   四川熙鲜达智慧农业科技有限公司 · 企业官网
   主色：海洋蓝 + 生机绿 | 自适应 PC / 平板 / 手机
   ========================================================= */

:root {
  --blue-950: #04253c;
  --blue-900: #06344f;
  --blue-800: #08486a;
  --blue-700: #0a5c86;
  --blue-600: #0d74a8;
  --green-700: #0d7a3d;
  --green-600: #149a4e;
  --green-500: #1fb35c;
  --teal-500: #0ea79f;
  --mint-50: #f2fbf7;
  --mint-100: #e3f7ee;
  --sky-50: #f1f8fd;
  --ink: #102a43;
  --slate: #4f6678;
  --slate-light: #7b8f9e;
  --line: #dde9ef;
  --white: #ffffff;
  --radius: 20px;
  --radius-sm: 12px;
  --shadow: 0 20px 55px rgba(6, 52, 79, 0.12);
  --shadow-sm: 0 10px 30px rgba(6, 52, 79, 0.08);
  --max: 1200px;
  --header-h: 74px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC",
    sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

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

button {
  font: inherit;
  cursor: pointer;
  border: 0;
  background: none;
}

h1,
h2,
h3,
h4,
h5 {
  margin: 0;
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
}

p {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 3000;
  padding: 10px 18px;
  border-radius: 8px;
  background: var(--blue-950);
  color: #fff;
  font-size: 0.85rem;
  transform: translateY(-160%);
  transition: transform 0.2s;
}

.skip-link:focus {
  transform: none;
}

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 90px 0;
}

.section--tight {
  padding: 64px 0;
}

.section--mint {
  background: linear-gradient(180deg, var(--mint-50), #ffffff);
}

.section--sky {
  background: linear-gradient(180deg, var(--sky-50), #ffffff);
}

.section--dark {
  background: radial-gradient(circle at 15% 18%, #0d5070 0%, transparent 55%),
    radial-gradient(circle at 90% 85%, #0b6b4a 0%, transparent 48%),
    var(--blue-950);
  color: #dbeaf2;
}

/* ---------- 通用标题 ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 13px 7px 11px;
  border-radius: 8px;
  border: 1px solid rgba(13, 116, 168, 0.16);
  background: linear-gradient(135deg, rgba(241, 248, 253, 0.95), rgba(242, 251, 247, 0.95));
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  line-height: 1;
  color: var(--blue-800);
  box-shadow: 0 6px 16px rgba(6, 52, 79, 0.05);
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-600), var(--green-500));
  box-shadow: 0 0 0 3px rgba(31, 179, 92, 0.12);
}

.eyebrow--light {
  color: #bdf5d6;
  border-color: rgba(143, 227, 182, 0.28);
  background: rgba(255, 255, 255, 0.07);
  box-shadow: none;
  backdrop-filter: blur(6px);
}

.section-head {
  max-width: 780px;
  margin-bottom: 48px;
}

.section-head h2 {
  font-size: clamp(1.75rem, 3vw, 2.55rem);
  margin: 14px 0 16px;
}

.section-head p {
  color: var(--slate);
  font-size: 1.03rem;
  max-width: 680px;
}

.section-head--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-head--center p {
  margin-left: auto;
  margin-right: auto;
}

.section-head--light h2,
.section-head--light p {
  color: #f1f8fb;
}

.section-head--light p {
  color: #b9d1de;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 14px 26px;
  border-radius: 999px;
  font-size: 0.94rem;
  font-weight: 700;
  line-height: 1;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
    background 0.25s var(--ease), color 0.25s var(--ease);
  white-space: nowrap;
}

.btn svg {
  width: 17px;
  height: 17px;
  flex: none;
}

.btn--primary {
  color: #fff;
  background: linear-gradient(120deg, var(--blue-700), var(--green-600));
  box-shadow: 0 12px 28px rgba(9, 103, 108, 0.32);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(9, 103, 108, 0.4);
}

.btn--ghost {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(6px);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: translateY(-2px);
}

.btn--outline {
  color: var(--blue-800);
  border: 1px solid var(--line);
  background: #fff;
}

.btn--outline:hover {
  border-color: var(--green-500);
  color: var(--green-700);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn--light {
  background: #fff;
  color: var(--blue-900);
  box-shadow: var(--shadow-sm);
}

.btn--light:hover {
  transform: translateY(-2px);
  color: var(--green-700);
}

/* ---------- 顶部信息条 ---------- */
.topbar {
  background: var(--blue-950);
  color: #bcd3df;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 38px;
}

.topbar__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #d6e7ef;
}

.topbar__tag span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green-500);
  box-shadow: 0 0 0 3px rgba(31, 179, 92, 0.18);
}

.topbar__links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.topbar__links a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #cfe2eb;
  transition: color 0.2s;
}

.topbar__links a:hover {
  color: #8fe3b6;
}

.topbar__links svg {
  width: 13px;
  height: 13px;
  opacity: 0.8;
}

/* ---------- 导航 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(221, 233, 239, 0.8);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: none;
}

.brand img {
  width: auto;
  height: 44px;
  border-radius: 0;
  box-shadow: none;
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand__text strong {
  font-size: 1.28rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--blue-900);
}

.brand__text small {
  font-size: 0.56rem;
  letter-spacing: 0.2em;
  color: var(--slate-light);
  text-transform: uppercase;
  margin-top: 4px;
}

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

.nav a {
  position: relative;
  padding: 10px 13px;
  font-size: 0.92rem;
  font-weight: 600;
  color: #37556b;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}

.nav a:hover {
  color: var(--blue-800);
  background: var(--sky-50);
}

.nav a.is-active {
  color: var(--blue-800);
}

.nav a.is-active::after {
  content: "";
  position: absolute;
  left: 13px;
  right: 13px;
  bottom: 2px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--blue-600), var(--green-500));
}

.nav__cta {
  margin-left: 10px;
  padding: 11px 20px !important;
  border-radius: 999px !important;
  color: #fff !important;
  background: linear-gradient(120deg, var(--blue-700), var(--green-600)) !important;
  box-shadow: 0 8px 18px rgba(9, 103, 108, 0.25);
}

.nav__cta:hover {
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--line);
  color: var(--blue-900);
  align-items: center;
  justify-content: center;
}

.nav-toggle span {
  position: relative;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: 0.25s var(--ease);
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: 0.25s var(--ease);
}

.nav-toggle span::before {
  top: -6px;
}

.nav-toggle span::after {
  top: 6px;
}

.nav-toggle[aria-expanded="true"] span {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] span::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::after {
  top: 0;
  transform: rotate(-45deg);
}

.nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 37, 60, 0.45);
  opacity: 0;
  visibility: hidden;
  transition: 0.3s;
  z-index: 1001;
}

/* ---------- 首页 Hero ---------- */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: calc(100svh - 112px);
  max-height: 840px;
  overflow: hidden;
  color: #fff;
  background: var(--blue-950);
}

.hero__media {
  position: absolute;
  inset: 0;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  animation: heroZoom 14s ease-out both;
}

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

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
      90deg,
      rgba(4, 37, 60, 0.93) 0%,
      rgba(4, 37, 60, 0.76) 42%,
      rgba(4, 37, 60, 0.22) 100%
    ),
    linear-gradient(0deg, rgba(4, 37, 60, 0.7) 0%, transparent 45%);
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 84px 0 70px;
  max-width: 760px;
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(143, 227, 182, 0.35);
  background: rgba(8, 72, 106, 0.35);
  color: #c8f3da;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  backdrop-filter: blur(6px);
}

.hero__tag i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green-500);
  box-shadow: 0 0 0 4px rgba(31, 179, 92, 0.2);
}

.hero h1 {
  margin: 26px 0 22px;
  color: #fff;
  font-size: clamp(2.25rem, 5vw, 4.15rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.hero h1 em {
  font-style: normal;
  color: #8fe3b6;
  position: relative;
  z-index: 0;
  white-space: nowrap;
}

.hero h1 em::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4px;
  height: 10px;
  background: linear-gradient(90deg, rgba(31, 179, 92, 0.45), rgba(13, 116, 168, 0.1));
  border-radius: 8px;
  z-index: -1;
}

.hero__sub {
  max-width: 590px;
  color: #d3e4ed;
  font-size: clamp(0.98rem, 1.4vw, 1.1rem);
  line-height: 1.85;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.hero__points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  margin-top: 40px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  max-width: 640px;
}

.hero__points li {
  display: flex;
  align-items: center;
  gap: 9px;
  list-style: none;
  font-size: 0.86rem;
  color: #d7e8f0;
}

.hero__points svg {
  width: 17px;
  height: 17px;
  color: #8fe3b6;
  flex: none;
}

/* ---------- 信任条 ---------- */
.trustbar {
  position: relative;
  z-index: 3;
  margin-top: -1px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.trustbar__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.trustbar__item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 26px 24px;
  border-right: 1px solid var(--line);
}

.trustbar__item:last-child {
  border-right: 0;
}

.trustbar__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: none;
  border-radius: 13px;
  background: var(--mint-100);
  color: var(--green-700);
}

.trustbar__icon svg {
  width: 22px;
  height: 22px;
}

.trustbar__item > div > strong {
  display: block;
  font-size: 0.98rem;
  color: var(--ink);
}

.trustbar__item > div > span {
  display: block;
  font-size: 0.78rem;
  color: var(--slate-light);
  margin-top: 2px;
}

/* ---------- 服务卡片 ---------- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease),
    border-color 0.35s;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow);
  border-color: transparent;
}

.service-card__media {
  position: relative;
  aspect-ratio: 4 / 2.7;
  overflow: hidden;
}

.service-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.service-card:hover .service-card__media img {
  transform: scale(1.05);
}

.service-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(4, 37, 60, 0.55));
}

.service-card__kicker {
  position: absolute;
  left: 20px;
  bottom: 16px;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.service-card__kicker span {
  width: 24px;
  height: 1px;
  background: #8fe3b6;
}

.service-card__body {
  padding: 24px 26px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.service-card h3 {
  font-size: 1.28rem;
  margin-bottom: 10px;
}

.service-card p {
  color: var(--slate);
  font-size: 0.92rem;
}

.service-card__list {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-card__list li {
  list-style: none;
  font-size: 0.76rem;
  color: var(--blue-800);
  background: var(--sky-50);
  border: 1px solid #e0eef6;
  padding: 4px 10px;
  border-radius: 999px;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 20px;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--green-700);
}

.service-card__link svg {
  width: 15px;
  height: 15px;
  transition: transform 0.25s;
}

.service-card:hover .service-card__link svg {
  transform: translateX(4px);
}

/* ---------- 供应链流程 ---------- */
.chain {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-top: 8px;
}

.chain__step {
  position: relative;
  padding: 24px 22px 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 8px 22px rgba(6, 52, 79, 0.05);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
    border-color 0.3s var(--ease);
}

.chain__step::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -12px;
  width: 8px;
  height: 8px;
  border-top: 1.5px solid rgba(13, 116, 168, 0.4);
  border-right: 1.5px solid rgba(13, 116, 168, 0.4);
  transform: translateY(-50%) rotate(45deg);
}

.chain__step:last-child::after {
  display: none;
}

.chain__step:hover {
  transform: translateY(-4px);
  border-color: rgba(31, 179, 92, 0.32);
  box-shadow: var(--shadow);
}

.chain__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 16px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(13, 116, 168, 0.1), rgba(31, 179, 92, 0.14));
  border: 1px solid rgba(13, 116, 168, 0.12);
  color: var(--blue-800);
  font-weight: 800;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  transition: 0.3s var(--ease);
}

.chain__step:hover .chain__num {
  background: linear-gradient(135deg, var(--blue-700), var(--green-600));
  color: #fff;
  border-color: transparent;
}

.chain__step h3 {
  font-size: 1.02rem;
  margin-bottom: 8px;
}

.chain__step p {
  color: var(--slate);
  font-size: 0.82rem;
  line-height: 1.7;
}

/* ---------- 产品分类 ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.product-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 0;
  border-radius: var(--radius);
  overflow: hidden;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
    border-color 0.3s var(--ease);
}

.product-card img {
  width: 100%;
  height: 190px;
  object-fit: cover;
  background: var(--mint-100);
  transition: transform 0.6s var(--ease);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(31, 179, 92, 0.36);
}

.product-card:hover img {
  transform: scale(1.04);
}

.product-card__body {
  flex: 1;
  padding: 20px 22px 22px;
}

.product-card__tag {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 10px;
  border-radius: 7px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(4, 37, 60, 0.42);
  backdrop-filter: blur(6px);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  line-height: 1;
  color: #eafff4;
}

.product-card__tag::before {
  content: "";
  width: 5px;
  height: 5px;
  flex: none;
  border-radius: 50%;
  background: #8fe3b6;
  box-shadow: 0 0 0 3px rgba(143, 227, 182, 0.15);
}

.product-card h3 {
  color: var(--ink);
  font-size: 1.12rem;
  margin-bottom: 6px;
}

.product-card p {
  font-size: 0.82rem;
  color: var(--slate);
  line-height: 1.65;
}

/* ---------- 品类详情卡片 ---------- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}

.category-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  scroll-margin-top: 100px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
    border-color 0.3s var(--ease);
}

.category-card:hover {
  transform: translateY(-3px);
  border-color: rgba(31, 179, 92, 0.3);
  box-shadow: var(--shadow);
}

.category-card__media {
  position: relative;
}

.category-card__media img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: var(--mint-100);
  transition: transform 0.6s var(--ease);
}

.category-card:hover .category-card__media img {
  transform: scale(1.03);
}

.category-card__body {
  flex: 1;
  padding: 24px 26px 26px;
}

.category-card__body h2 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.category-card__body p {
  color: var(--slate);
  font-size: 0.88rem;
  margin-bottom: 10px;
}

.category-card__body .svc-block__tags {
  margin: 16px 0 18px;
}

.category-card__body .btn {
  padding: 11px 18px;
  font-size: 0.85rem;
}

/* ---------- 优势 ---------- */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
}

.advantage {
  background: #fff;
  padding: 34px 32px;
  transition: background 0.3s;
}

.advantage:hover {
  background: var(--mint-50);
}

.advantage__icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--sky-50), var(--mint-100));
  color: var(--blue-700);
  margin-bottom: 18px;
}

.advantage__icon svg {
  width: 24px;
  height: 24px;
}

.advantage h3 {
  font-size: 1.08rem;
  margin-bottom: 6px;
}

.advantage p {
  font-size: 0.86rem;
  color: var(--slate);
}

/* ---------- 校园专区 ---------- */
.campus-split {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 0;
  background: #fff;
  border-radius: 26px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.campus-split__media {
  position: relative;
  min-height: 480px;
}

.campus-split__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.campus-split__badge {
  position: absolute;
  left: 24px;
  bottom: 24px;
  z-index: 1;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-radius: 14px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--blue-900);
  box-shadow: var(--shadow-sm);
}

.campus-split__badge svg {
  width: 18px;
  height: 18px;
  color: var(--green-600);
}

.campus-split__body {
  padding: 54px 48px;
  background: linear-gradient(155deg, #ffffff 0%, var(--mint-50) 55%, var(--sky-50) 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.campus-split__body h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.15rem);
  margin: 14px 0 14px;
}

.campus-split__body > p {
  color: var(--slate);
  font-size: 0.95rem;
}

.checklist {
  display: grid;
  gap: 12px;
  margin: 24px 0 28px;
}

.checklist li {
  display: flex;
  gap: 12px;
  list-style: none;
  font-size: 0.9rem;
  color: #29465c;
}

.checklist li svg {
  width: 19px;
  height: 19px;
  flex: none;
  color: var(--green-600);
  margin-top: 4px;
}

/* ---------- 关于 + 数据 ---------- */
.about-split {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 56px;
  align-items: center;
}

.about-media {
  position: relative;
}

.about-media img {
  width: 100%;
  aspect-ratio: 16 / 11;
  max-height: 400px;
  object-fit: cover;
  border-radius: 26px;
  box-shadow: var(--shadow);
}

.brand-card {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 20px;
  padding: 18px 22px;
  background: var(--white);
  border: 1px solid rgba(10, 92, 134, 0.08);
  border-radius: 24px;
  box-shadow: var(--shadow-sm);
}

.about-media .brand-card img {
  display: block;
  width: 160px;
  flex: none;
  height: auto;
  margin: 0;
  aspect-ratio: auto;
  max-height: none;
  object-fit: contain;
  border-radius: 0;
  box-shadow: none;
}

.brand-card__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--slate);
}

.about-copy .section-head {
  margin-bottom: 22px;
}

.about-copy p {
  color: var(--slate);
  margin-bottom: 14px;
}

.about-copy .btn {
  margin-top: 12px;
}

.about-highlights {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 24px 0;
}

.about-highlights div {
  display: grid;
  gap: 2px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  box-shadow: 0 4px 14px rgba(6, 52, 79, 0.04);
}

.about-highlights div::before {
  content: "";
  width: 22px;
  height: 3px;
  border-radius: 3px;
  margin-bottom: 8px;
  background: linear-gradient(90deg, var(--blue-600), var(--green-500));
}

.about-highlights strong {
  display: block;
  font-size: 0.94rem;
  color: var(--ink);
}

.about-highlights span {
  font-size: 0.76rem;
  color: var(--slate-light);
}

/* ---------- 数据/承诺条 ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  overflow: hidden;
}

.stats__item {
  background: rgba(6, 52, 79, 0.35);
  padding: 34px 28px;
  backdrop-filter: blur(4px);
}

.stats__item strong {
  display: block;
  font-size: clamp(1.25rem, 2vw, 1.6rem);
  color: #fff;
  line-height: 1.25;
}

.stats__item span {
  display: block;
  font-size: 0.76rem;
  color: #9fc1d1;
  margin-top: 8px;
  letter-spacing: 0.04em;
}

/* ---------- 二维码 ---------- */
.qr-panel {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 54px;
  align-items: center;
  border-radius: 28px;
  padding: 54px;
  background: radial-gradient(circle at 85% 20%, rgba(31, 179, 92, 0.2), transparent 45%),
    linear-gradient(135deg, #06344f, #074c5c 55%, #0a5b46);
  color: #fff;
  overflow: hidden;
  position: relative;
}

.qr-panel::after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  right: -140px;
  bottom: -200px;
  box-shadow: 0 0 0 60px rgba(255, 255, 255, 0.03), 0 0 0 120px rgba(255, 255, 255, 0.02);
}

.qr-panel__copy {
  position: relative;
  z-index: 1;
}

.qr-panel__copy h2 {
  color: #fff;
  font-size: clamp(1.7rem, 2.8vw, 2.3rem);
  margin: 14px 0 14px;
}

.qr-panel__copy p {
  color: #bcd6e2;
  font-size: 0.95rem;
  max-width: 420px;
}

.qr-panel__note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  font-size: 0.8rem;
  color: #8fe3b6;
}

.qr-panel__note svg {
  width: 18px;
  height: 18px;
}

.qr-cards {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
}

.qr-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: transparent;
  border-radius: 0;
  padding: 0;
  text-align: center;
  color: #fff;
  box-shadow: none;
}

.qr-card__img {
  width: 100%;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border-radius: 12px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.22);
}

.qr-card__img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.qr-card h4 {
  color: #fff;
  font-size: 0.95rem;
  margin-top: 12px;
}

.qr-card span {
  color: #a9c9d8;
  font-size: 0.72rem;
  display: block;
  margin-top: 2px;
}

/* ---------- 新闻 ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.news-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 26px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
    border-color 0.3s;
}

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

.news-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.72rem;
  color: var(--slate-light);
  letter-spacing: 0.04em;
}

.news-card__cat {
  color: var(--green-700);
  background: var(--mint-100);
  border-radius: 999px;
  padding: 3px 10px;
  font-weight: 700;
}

.news-card h3 {
  font-size: 1.03rem;
  margin: 14px 0 10px;
  line-height: 1.55;
}

.news-card p {
  font-size: 0.84rem;
  color: var(--slate);
  flex: 1;
}

.news-card__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  color: var(--blue-700);
  font-size: 0.8rem;
  font-weight: 700;
  align-self: flex-start;
}

/* ---------- CTA 横幅 ---------- */
.cta-banner {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  isolation: isolate;
  padding: 58px 56px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.cta-banner img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.cta-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(4, 37, 60, 0.94) 0%, rgba(4, 37, 60, 0.62) 60%, rgba(4, 37, 60, 0.35) 100%);
}

.cta-banner h2 {
  color: #fff;
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  max-width: 560px;
}

.cta-banner p {
  color: #cfe2eb;
  margin-top: 10px;
  font-size: 0.92rem;
  max-width: 540px;
}

.cta-banner__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: none;
}

/* ---------- 内页 Heroes ---------- */
.page-hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 390px;
  padding: 96px 0 56px;
  color: #fff;
  isolation: isolate;
  overflow: hidden;
  background: var(--blue-950);
}

.page-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(4, 37, 60, 0.92) 0%, rgba(4, 37, 60, 0.56) 65%, rgba(4, 37, 60, 0.3) 100%);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: #b9d1de;
  margin-bottom: 20px;
}

.breadcrumb a:hover {
  color: #8fe3b6;
}

.breadcrumb span {
  opacity: 0.5;
}

.page-hero h1 {
  color: #fff;
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 14px;
}

.page-hero p {
  color: #cfe2eb;
  max-width: 720px;
  font-size: 1rem;
}

/* ---------- 内页布局 ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.split__media img {
  width: 100%;
  border-radius: 24px;
  box-shadow: var(--shadow);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.split--intro {
  gap: 52px;
}

.split--intro .split__media img {
  aspect-ratio: 16 / 11;
  max-height: 400px;
}

.split--intro .checklist {
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.split--intro .checklist li {
  align-items: flex-start;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--mint-50);
  font-size: 0.8rem;
  line-height: 1.55;
}

.split--intro .checklist li svg {
  width: 16px;
  height: 16px;
  margin-top: 2px;
}

.split__copy h2 {
  font-size: clamp(1.6rem, 2.8vw, 2.3rem);
  margin: 14px 0 16px;
}

.split__copy p {
  color: var(--slate);
  margin-bottom: 14px;
}

.prose p {
  color: var(--slate);
  margin-bottom: 16px;
}

.prose h3 {
  font-size: 1.2rem;
  margin: 30px 0 12px;
}

.feature-list {
  display: grid;
  gap: 14px;
  margin: 22px 0;
}

.feature-item {
  display: flex;
  gap: 14px;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
}

.feature-item__icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  flex: none;
  border-radius: 11px;
  background: var(--mint-100);
  color: var(--green-700);
}

.feature-item__icon svg {
  width: 20px;
  height: 20px;
}

.feature-item h4 {
  font-size: 0.98rem;
  margin-bottom: 4px;
}

.feature-item p {
  font-size: 0.84rem;
  color: var(--slate);
  margin: 0;
}

/* 服务大卡 */
.svc-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 26px;
  overflow: hidden;
  margin-bottom: 32px;
}

.svc-block--reverse .svc-block__media {
  order: 2;
}

.svc-block__media {
  position: relative;
  min-height: 380px;
}

.svc-block__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.svc-block__body {
  padding: 46px 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.svc-block__num {
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--green-700);
}

.svc-block__body h2 {
  font-size: clamp(1.45rem, 2.4vw, 1.95rem);
  margin: 12px 0 12px;
}

.svc-block__body p {
  color: var(--slate);
  font-size: 0.92rem;
}

.svc-block__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 24px;
}

.svc-block__tags li {
  list-style: none;
  font-size: 0.76rem;
  color: var(--blue-800);
  background: var(--sky-50);
  border: 1px solid #e0eef6;
  border-radius: 999px;
  padding: 4px 11px;
}

/* 时间线 */
.timeline {
  position: relative;
  margin-top: 40px;
  padding-left: 34px;
  display: grid;
  gap: 30px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(180deg, var(--blue-600), var(--green-500));
  border-radius: 2px;
  opacity: 0.35;
}

.timeline__item {
  position: relative;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: -33px;
  top: 7px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--green-500);
  box-shadow: 0 0 0 4px rgba(31, 179, 92, 0.12);
}

.timeline__item h3 {
  font-size: 1.04rem;
  margin-bottom: 6px;
}

.timeline__item p {
  color: var(--slate);
  font-size: 0.88rem;
}

/* 数字卡片小格 */
.mini-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.mini-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px 22px;
  text-align: center;
}

.mini-card strong {
  display: block;
  font-size: 1.4rem;
  color: var(--blue-800);
  line-height: 1.3;
}

.mini-card span {
  font-size: 0.78rem;
  color: var(--slate);
}

/* 表格 */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 620px;
  font-size: 0.88rem;
}

thead {
  background: var(--blue-950);
  color: #fff;
}

th,
td {
  text-align: left;
  padding: 15px 20px;
  border-bottom: 1px solid var(--line);
}

th {
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

tbody tr:hover {
  background: var(--mint-50);
}

td {
  color: var(--slate);
}

/* FAQ */
.faq {
  display: grid;
  gap: 14px;
  margin-top: 34px;
}

.faq details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  transition: border-color 0.2s;
}

.faq details[open] {
  border-color: rgba(14, 167, 159, 0.45);
}

.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 24px;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ink);
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary svg {
  width: 18px;
  height: 18px;
  flex: none;
  color: var(--green-600);
  transition: transform 0.25s;
}

.faq details[open] summary svg {
  transform: rotate(45deg);
}

.faq__answer {
  padding: 0 24px 22px;
  color: var(--slate);
  font-size: 0.9rem;
  line-height: 1.85;
}

/* 联系页 */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: start;
}

.contact-grid--simple {
  grid-template-columns: 1fr;
}

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

.contact-info {
  display: grid;
  gap: 16px;
}

.contact-item {
  display: flex;
  gap: 16px;
  padding: 22px 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  transition: box-shadow 0.25s, transform 0.25s;
}

.contact-item:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.contact-item__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: none;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--sky-50), var(--mint-100));
  color: var(--blue-700);
}

.contact-item__icon svg {
  width: 20px;
  height: 20px;
}

.contact-item h3 {
  font-size: 0.9rem;
  margin-bottom: 2px;
}

.contact-item p,
.contact-item a {
  font-size: 0.88rem;
  color: var(--slate);
  line-height: 1.7;
  word-break: break-all;
}

.contact-item a:hover {
  color: var(--green-700);
}

.contact-form {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.contact-form h2 {
  font-size: 1.35rem;
  margin-bottom: 6px;
}

.contact-form > p {
  color: var(--slate);
  font-size: 0.86rem;
  margin-bottom: 22px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.field--full {
  grid-column: 1 / -1;
}

.field label {
  font-size: 0.8rem;
  font-weight: 700;
  color: #37556b;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  font: inherit;
  font-size: 0.9rem;
  color: var(--ink);
  background: #f8fbfd;
  border: 1px solid var(--line);
  border-radius: 10px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.field textarea {
  min-height: 120px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--teal-500);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(14, 167, 159, 0.12);
}

.contact-form .btn {
  margin-top: 20px;
  width: 100%;
}

.form-tip {
  font-size: 0.72rem;
  color: var(--slate-light);
  margin-top: 12px;
  text-align: center;
}

.form-message {
  display: none;
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 10px;
  background: var(--mint-100);
  color: var(--green-700);
  font-size: 0.85rem;
}

.map-card {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  background: linear-gradient(135deg, #e8f4fb, #e7f8ef);
  border: 1px solid var(--line);
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  text-align: center;
}

.map-card__inner {
  position: relative;
  z-index: 1;
}

.map-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.map-card p {
  color: var(--slate);
  font-size: 0.88rem;
  max-width: 420px;
  margin: 0 auto;
}

.map-card__actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 18px;
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--blue-950);
  color: #a9c2d0;
  padding: 64px 0 0;
  font-size: 0.86rem;
}

.footer__top {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr 0.9fr 1.2fr;
  gap: 40px;
  padding-bottom: 46px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.footer__brand img {
  width: auto;
  height: 46px;
  border-radius: 0;
}

.footer__brand strong {
  display: block;
  color: #fff;
  font-size: 1.18rem;
  letter-spacing: 0.05em;
}

.footer__brand span {
  display: block;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: #7d9aab;
  text-transform: uppercase;
  margin-top: 3px;
}

.footer__desc {
  max-width: 330px;
  line-height: 1.8;
  color: #91adbd;
}

.footer__slogan {
  margin-top: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #8fe3b6;
  font-size: 0.78rem;
}

.site-footer h4 {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

.footer__links {
  display: grid;
  gap: 10px;
}

.footer__links a {
  color: #a9c2d0;
  font-size: 0.84rem;
  transition: color 0.2s, transform 0.2s;
  width: fit-content;
}

.footer__links a:hover {
  color: #8fe3b6;
  transform: translateX(3px);
}

.footer__contact {
  display: grid;
  gap: 12px;
}

.footer__contact li {
  list-style: none;
  display: flex;
  gap: 10px;
  line-height: 1.7;
}

.footer__contact svg {
  width: 16px;
  height: 16px;
  flex: none;
  color: #6fcf97;
  margin-top: 4px;
}

.footer__qr {
  display: flex;
  gap: 12px;
  margin-top: 18px;
}

.footer__qr img {
  width: 72px;
  height: 72px;
  object-fit: contain;
  background: #fff;
  border-radius: 8px;
  padding: 4px;
}

.footer__qr span {
  font-size: 0.68rem;
  color: #7d9aab;
  text-align: center;
  display: block;
  margin-top: 4px;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 0;
  font-size: 0.75rem;
  color: #7895a5;
  flex-wrap: wrap;
}

.footer__bottom span {
  letter-spacing: 0.02em;
}

/* ---------- 四列价值卡 ---------- */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.value-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px 24px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
    border-color 0.3s;
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-sm);
  border-color: rgba(14, 167, 159, 0.35);
}

.value-card__num {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--green-700);
  margin-bottom: 14px;
}

.value-card__num::before {
  content: "";
  width: 18px;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-600), var(--green-500));
}

.value-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.value-card p {
  font-size: 0.84rem;
  color: var(--slate);
  line-height: 1.75;
}

/* ---------- 新闻正文 ---------- */
.article-block {
  max-width: 880px;
  margin: 0 auto 34px;
  padding: 40px 46px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
}

.article-block h2 {
  font-size: clamp(1.5rem, 2.5vw, 1.95rem);
  margin-bottom: 10px;
}

.article-block__meta {
  display: flex;
  gap: 14px;
  font-size: 0.76rem;
  color: var(--slate-light);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}

.article-block__meta span {
  color: var(--green-700);
}

.article-block p {
  color: var(--slate);
  margin-bottom: 15px;
  font-size: 0.93rem;
}

.article-block h3 {
  font-size: 1.08rem;
  margin: 24px 0 10px;
}

/* ---------- 服务对象 ---------- */
.scene-card {
  display: flex;
  gap: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px 22px;
}

.scene-card__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: none;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--sky-50), var(--mint-100));
  color: var(--blue-700);
}

.scene-card__icon svg {
  width: 21px;
  height: 21px;
}

.scene-card h3 {
  font-size: 0.98rem;
  margin-bottom: 4px;
}

.scene-card p {
  font-size: 0.82rem;
  color: var(--slate);
  line-height: 1.7;
}

/* ---------- 响应式补充 ---------- */
@media (max-width: 980px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .article-block {
    padding: 32px 26px;
  }
}

@media (max-width: 640px) {
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .article-block {
    padding: 26px 20px;
  }
}

/* ---------- 滚动动画 ---------- */
.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.js .reveal.is-in {
  opacity: 1;
  transform: none;
}

.js .reveal[data-delay="1"] {
  transition-delay: 0.08s;
}

.js .reveal[data-delay="2"] {
  transition-delay: 0.16s;
}

.js .reveal[data-delay="3"] {
  transition-delay: 0.24s;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1100px) {
  .grid-3 {
    gap: 18px;
  }

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

  .footer__top {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .footer__qr-col {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 24px;
  }

  .footer__qr-col .footer__qr {
    margin-top: 0;
  }
}

@media (max-width: 980px) {
  :root {
    --header-h: 66px;
  }

  .topbar__tag {
    display: none;
  }

  .topbar__inner {
    justify-content: center;
  }

  .topbar__links {
    gap: 26px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 1002;
    width: min(320px, 84vw);
    height: 100dvh;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 88px 22px 32px;
    background: #fff;
    box-shadow: -20px 0 60px rgba(4, 37, 60, 0.18);
    transform: translateX(105%);
    transition: transform 0.35s var(--ease);
    overflow-y: auto;
  }

  .nav.is-open {
    transform: none;
  }

  .nav a {
    padding: 14px 14px;
    font-size: 1rem;
    border-radius: 10px;
  }

  .nav a.is-active {
    background: var(--mint-50);
  }

  .nav a.is-active::after {
    left: 14px;
    right: auto;
    width: 22px;
    bottom: 8px;
  }

  .nav__cta {
    margin: 14px 0 0 !important;
    text-align: center;
  }

  .nav-backdrop.is-open {
    opacity: 1;
    visibility: visible;
  }

  .hero {
    min-height: auto;
    padding: 0;
  }

  .hero__content {
    padding: 72px 0 64px;
  }

  .hero__points {
    gap: 10px 18px;
  }

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

  .trustbar__item {
    border-bottom: 1px solid var(--line);
  }

  .trustbar__item:nth-child(2n) {
    border-right: 0;
  }

  .trustbar__item:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  .grid-3 {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .service-card__media {
    aspect-ratio: 16 / 8.5;
  }

  .chain {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .chain__step::after {
    display: none;
  }

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

  .campus-split,
  .about-split,
  .split,
  .qr-panel,
  .contact-grid,
  .svc-block,
  .category-grid {
    grid-template-columns: 1fr;
  }

  .category-card__media img {
    height: 240px;
  }

  .svc-block--reverse .svc-block__media {
    order: 0;
  }

  .svc-block__media {
    min-height: 300px;
  }

  .about-split {
    gap: 44px;
  }

  .about-media {
    max-width: 620px;
    margin: 0 auto;
  }

  .qr-panel {
    padding: 40px 32px;
    gap: 34px;
  }

  .qr-panel__copy p {
    max-width: none;
  }

  .qr-cards {
    max-width: 440px;
  }

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

  .cta-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 44px 32px;
  }

  .cta-banner__actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

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

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

  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: 34px;
  }

  .footer__qr-col {
    grid-column: auto;
    display: block;
  }

  .page-hero {
    min-height: 330px;
    padding: 80px 0 46px;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  .container {
    padding: 0 18px;
  }

  .section {
    padding: 62px 0;
  }

  .section--tight {
    padding: 48px 0;
  }

  .topbar {
    font-size: 0.7rem;
  }

  .topbar__links {
    gap: 14px;
  }

  .topbar__links a:last-child {
    display: none;
  }

  .brand img {
    width: auto;
    height: 38px;
  }

  .brand__text strong {
    font-size: 1.12rem;
  }

  .brand__text small {
    font-size: 0.5rem;
  }

  .hero__content {
    padding: 58px 0 52px;
  }

  .hero h1 {
    font-size: 2.1rem;
  }

  .hero h1 em {
    white-space: normal;
  }

  .hero__sub {
    font-size: 0.92rem;
  }

  .hero__actions .btn {
    flex: 1;
    padding: 13px 18px;
  }

  .hero__points {
    gap: 8px 14px;
  }

  .hero__points li {
    font-size: 0.76rem;
  }

  .trustbar__item {
    padding: 20px 16px;
  }

  .trustbar__icon {
    width: 38px;
    height: 38px;
  }

  .trustbar__item > div > strong {
    font-size: 0.86rem;
  }

  .section-head {
    margin-bottom: 34px;
  }

  .section-head p {
    font-size: 0.92rem;
  }

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

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

  .chain__step {
    padding: 20px 20px;
  }

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

  .advantage {
    padding: 26px 24px;
  }

  .campus-split__media {
    min-height: 280px;
  }

  .campus-split__body {
    padding: 34px 26px;
  }

  .campus-split__badge {
    font-size: 0.68rem;
    padding: 9px 12px;
  }

  .about-media img {
    aspect-ratio: 16 / 10;
    max-height: 360px;
  }

  .brand-card {
    gap: 14px;
    padding: 14px 16px;
  }

  .about-media .brand-card img {
    width: 110px;
  }

  .brand-card__text {
    font-size: 0.84rem;
    line-height: 1.6;
  }

  .about-highlights {
    grid-template-columns: 1fr;
  }

  .qr-panel {
    padding: 34px 20px;
    border-radius: 22px;
  }

  .qr-cards {
    gap: 12px;
  }

  .qr-card {
    padding: 0;
    border-radius: 0;
  }

  .qr-card h4 {
    font-size: 0.82rem;
    margin-top: 8px;
  }

  .qr-card span {
    font-size: 0.66rem;
  }

  .news-card {
    padding: 22px 20px;
  }

  .cta-banner {
    padding: 34px 22px;
    border-radius: 20px;
  }

  .cta-banner__actions {
    width: 100%;
  }

  .cta-banner__actions .btn {
    flex: 1;
  }

  .page-hero {
    min-height: 300px;
    padding: 70px 0 40px;
  }

  .page-hero h1 {
    font-size: 1.9rem;
  }

  .page-hero p {
    font-size: 0.9rem;
  }

  .split {
    gap: 34px;
  }

  .split__media img {
    border-radius: 18px;
  }

  .split--intro .checklist {
    grid-template-columns: 1fr;
  }

  .svc-block__body {
    padding: 30px 24px;
  }

  .svc-block__media {
    min-height: 240px;
  }

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

  .stats__item {
    padding: 26px 24px;
  }

  .mini-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .mini-card {
    padding: 18px 14px;
  }

  .mini-card strong {
    font-size: 1.1rem;
  }

  .contact-form {
    padding: 26px 20px;
  }

  .contact-grid--simple .contact-info {
    grid-template-columns: 1fr;
  }

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

  .contact-item {
    padding: 18px;
  }

  .footer__top {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer__desc {
    max-width: none;
  }

  .footer__bottom {
    justify-content: flex-start;
  }

  .map-card {
    padding: 26px 18px;
  }

  .faq summary {
    padding: 16px 18px;
    font-size: 0.9rem;
  }

  .faq__answer {
    padding: 0 18px 18px;
    font-size: 0.86rem;
  }

  table {
    font-size: 0.8rem;
  }

  th,
  td {
    padding: 12px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }

  html {
    scroll-behavior: auto;
  }
}