/* ========================================================
   新疆陆腾环球云计算科技有限公司 - 全新官网样式表
   配色方案提取自企业 Logo：
   - 品牌主色：深海科技蓝 #045fc7
   - 品牌高光/强调色：云彩数码青蓝 #00cfff
   - 深邃夜空蓝底色：#071830 / #051020
   - 全局无任何字体加粗（font-weight: 400 !important）
   ======================================================== */

:root {
  --lt-blue-primary: #045fc7;
  --lt-blue-hover: #034da3;
  --lt-cyan-accent: #00cfff;
  --lt-cyan-light: #4de2ff;
  --lt-blue-mid: #3ba4f2;
  --lt-navy-dark: #071830;
  --lt-navy-deep: #051020;
  --lt-navy-card: #0b2246;

  --lt-black: #0f172a;
  --lt-gray-bg: #f6f8fb;
  --lt-gray-card: #ffffff;
  --lt-border: #e2eaf4;
  --lt-border-dark: #cbd9ea;
  --lt-text-primary: #1e293b;
  --lt-text-secondary: #475569;
  --lt-text-muted: #64748b;
  --lt-white: #ffffff;

  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", Georgia, serif;
  --shadow-sm: 0 1px 3px rgba(4, 95, 199, 0.06);
  --shadow-md: 0 4px 16px rgba(4, 95, 199, 0.08);
  --shadow-lg: 0 10px 30px rgba(4, 95, 199, 0.14);
  --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-weight: 400 !important;
}

h1, h2, h3, h4, h5, h6, strong, b, th {
  font-weight: 400 !important;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  color: var(--lt-text-primary);
  background-color: var(--lt-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

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

.container {
  width: 100%;
  max-width: 1434px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ========================================================
   1. 白色主导航栏（左侧Logo+公司名，右侧满高直角导航，单选互斥高亮）
   ======================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #ffffff;
  border-bottom: 1px solid #e2e8f0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

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

.brand-logo img {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.brand-title {
  display: flex;
  flex-direction: column;
}

.brand-title .main-name {
  font-size: 18px;
  letter-spacing: 0.5px;
  color: var(--lt-navy-dark);
}

.brand-title .en-sub {
  font-size: 10px;
  letter-spacing: 1px;
  color: #94a3b8;
  margin-top: 2px;
}

.main-nav {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  height: 100%;
}

.main-nav ul {
  position: relative;
  display: flex;
  list-style: none;
  gap: 6px;
  align-items: center;
  justify-content: flex-end;
  padding: 5px;
  border-radius: 999px;
  background: rgba(241, 245, 249, 0.75);
}

.main-nav li {
  display: flex;
  align-items: center;
  position: relative;
  z-index: 2;
}

.main-nav a {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 20px;
  font-size: 14.5px;
  color: var(--lt-text-primary) !important;
  border-radius: 999px;
  position: relative;
  letter-spacing: 0.5px;
  transition: color 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.main-nav a:hover {
  color: var(--lt-blue-primary) !important;
}

.main-nav a.active {
  color: #ffffff !important;
}

/* 鼠标悬浮到非当前项时，胶囊跟随过去，原 active 项恢复深色文字 */
.main-nav ul.is-hovering-other a.active {
  color: var(--lt-text-primary) !important;
}

.main-nav ul.is-hovering-other a:hover {
  color: #ffffff !important;
}

/* 流体滑动渐变胶囊指示器 */
.nav-glider {
  position: absolute;
  top: 5px;
  left: 0;
  height: calc(100% - 10px);
  border-radius: 999px;
  background: linear-gradient(135deg, #045fc7 0%, #0097c4 100%);
  box-shadow: 0 4px 12px rgba(4, 95, 199, 0.24);
  z-index: 1;
  pointer-events: none;
  transition: transform 0.38s cubic-bezier(0.22, 1, 0.36, 1),
              width 0.38s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ========================================================
   2. 首屏大屏轮播 Hero Section（860px 高 + 3D 百叶窗依次翻转动画）
   ======================================================== */
.hero-slider-section {
  position: relative;
  background-color: var(--lt-navy-deep);
  color: #ffffff;
  overflow: hidden;
}

.hero-slider-container {
  position: relative;
  height: 860px;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.65s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.65s cubic-bezier(0.4, 0, 0.2, 1);
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
}

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

.hero-slide .container {
  position: relative;
  z-index: 3;
}

.hero-content {
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
  transform: translateY(-50px);
}

.hero-title {
  font-size: 58px;
  line-height: 1.28;
  margin: 0;
  letter-spacing: 1.5px;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.65);
  perspective: 900px;
}

/* 3D 百叶窗逐行翻转入场 */
.hero-title .blind-line {
  display: block;
  opacity: 0;
  transform-origin: center top;
  transform: perspective(900px) rotateX(-88deg) translateY(24px);
  backface-visibility: hidden;
  will-change: transform, opacity;
  transition: none;
}

.hero-slide.active .hero-title .blind-line {
  opacity: 1;
  transform: perspective(900px) rotateX(0deg) translateY(0);
  transition: transform 0.82s cubic-bezier(0.22, 1, 0.36, 1),
              opacity 0.65s ease;
}

.hero-slide.active .hero-title .blind-line:nth-child(1) {
  transition-delay: 0.06s;
}

.hero-slide.active .hero-title .blind-line:nth-child(2) {
  transition-delay: 0.22s;
}

/* 轮播底边居中进度条指示器（无背景，仅保留数字与英文） */
.slider-control-tabs {
  position: absolute;
  bottom: 30px;
  left: 0;
  right: 0;
  z-index: 10;
  background: transparent;
}

.slider-tabs-grid {
  display: flex;
  justify-content: center;
  gap: 20px;
  padding-bottom: 24px;
}

.slider-tab-item {
  padding: 12px 10px;
  border: none;
  cursor: pointer;
  position: relative;
  transition: var(--transition);
  background: transparent !important;
  color: #cbd5e1;
  text-align: left;
  outline: none;
}

.slider-progress-bar {
  width: 150px;
  height: 3px;
  background: rgba(255, 255, 255, 0.28);
  margin-bottom: 12px;
  position: relative;
  overflow: hidden;
  border-radius: 2px;
}

.slider-progress-fill {
  width: 0;
  height: 100%;
  background: var(--lt-cyan-accent);
}

.slider-tab-num {
  font-size: 12px;
  letter-spacing: 0.5px;
  color: #cbd5e1;
}

.slider-tab-item:hover .slider-tab-num {
  color: #ffffff;
}

.slider-tab-item.active .slider-tab-num {
  color: var(--lt-cyan-accent);
}

/* ========================================================
   3. 核心业务与产品矩阵（复刻北京星纬互联核心产品模块：
      左侧主题文字 + 右侧横向滑动大卡片 + 底部居中圆箭头与横线指示器，
      文字信息浮于图片中上方）
   ======================================================== */
.product-matrix-section {
  padding: 150px 0 142px;
  background-color: var(--lt-gray-bg);
  overflow-x: clip;
}

.product-header-container {
  width: 100%;
  max-width: none;
  margin: 0;
  padding-left: max(24px, calc((100vw - 1434px) / 2 + 24px));
  padding-right: 0;
  display: flex;
  align-items: center;
  gap: 4rem;
}

.product-intro-left {
  width: 360px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.matrix-h2 {
  font-size: 58px;
  color: var(--lt-navy-dark);
  font-family: var(--font-family);
  letter-spacing: 1.5px;
  line-height: 1.28;
  margin-bottom: 24px;
}

.product-lead-text {
  margin-top: 4px;
}

.product-lead-text .sub-p {
  font-size: 14.5px;
  color: var(--lt-text-secondary);
  margin-top: 10px;
  line-height: 1.75;
}

.product-cards-column {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: visible;
}

/* 横向平滑滑动卡片流（充足上下内边距让投影完整自然发散，不截断高度） */
.product-cards-carousel {
  flex: 1;
  display: flex;
  gap: 28px;
  overflow-x: auto;
  overflow-y: visible;
  scroll-behavior: smooth;
  padding: 48px 48px 56px 24px;
  margin: -28px 0 -24px -16px;
  scrollbar-width: none;
}

.product-cards-carousel::-webkit-scrollbar {
  display: none;
}

.home-product-card {
  position: relative;
  width: 420px;
  height: 520px;
  flex-shrink: 0;
  border-radius: 0;
  overflow: hidden;
  box-shadow: none;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
  cursor: pointer;
}

.home-product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 22px 48px rgba(7, 24, 48, 0.22);
}

.card-image-box {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.7s ease;
}

.home-product-card:hover .card-img {
  transform: scale(1.08);
}

.card-image-box::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 24, 48, 0.36) 0%, rgba(7, 24, 48, 0.32) 50%, rgba(7, 24, 48, 0.45) 100%);
  transition: var(--transition-smooth);
}

.home-product-card:hover .card-image-box::after {
  background: linear-gradient(180deg, rgba(4, 50, 110, 0.46) 0%, rgba(7, 24, 48, 0.38) 50%, rgba(7, 24, 48, 0.52) 100%);
}

/* 文字在图片上方，与整个卡片水平居中，整体上移100px */
.card-info {
  position: relative;
  z-index: 2;
  padding: 36px 32px;
  background: transparent;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 100%;
  height: 100%;
  transform: translateY(-100px);
}

.card-title {
  font-size: 27px;
  color: #ffffff;
  margin-bottom: 14px;
  letter-spacing: 1px;
  font-family: var(--font-family);
  line-height: 1.3;
  text-align: center;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
}

.card-desc {
  font-size: 14.5px;
  color: rgba(255, 255, 255, 0.92);
  letter-spacing: 0.4px;
  line-height: 1.65;
  margin: 0 auto;
  max-width: 340px;
  text-align: center;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.5);
}

/* 轮播图正下方：一整根长线条指示器 + 左右无圆形描边箭头 */
.product-nav-arrows-center {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  margin-top: 12px;
  padding-right: 48px;
  width: 100%;
}

.prod-progress-track {
  position: relative;
  flex: 1;
  max-width: 860px;
  height: 2px;
  background: #dce4ee;
  overflow: hidden;
  cursor: pointer;
}

.prod-progress-thumb {
  position: absolute;
  top: 0;
  left: 0;
  width: 38%;
  height: 100%;
  background: #00cfff;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.prod-arrow {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 0;
  padding: 0;
  color: #64748b;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  background: transparent;
  transition: var(--transition);
}

.prod-arrow .arrow-svg {
  width: 20px;
  height: 20px;
  fill: #64748b;
  display: block;
  transition: var(--transition);
}

.prod-arrow:hover {
  background: transparent;
  color: #00cfff;
}

.prod-arrow:hover .arrow-svg {
  fill: #00cfff;
}

/* ========================================================
   通用区块头
   ======================================================== */
.section-header {
  margin-bottom: 40px;
  position: relative;
}

.section-badge {
  display: inline-block;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--lt-blue-primary);
  margin-bottom: 8px;
}

.section-title {
  font-size: 28px;
  color: var(--lt-navy-dark);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.section-lead {
  font-size: 15px;
  color: var(--lt-text-secondary);
  max-width: 760px;
  line-height: 1.65;
}

/* ========================================================
   4. 全场景行业解决方案（水平手风琴折叠展开交互）
   ======================================================== */
.solutions-section {
  padding: 140px 0 150px;
  background: #ffffff;
  overflow: hidden;
}

.solutions-main-title {
  font-size: 58px;
  color: var(--lt-navy-dark);
  font-family: var(--font-family);
  letter-spacing: 1.5px;
  line-height: 1.28;
  margin-bottom: 0;
  text-align: center;
  perspective: 900px;
}

.solutions-main-title .blind-line {
  display: block;
  opacity: 0;
  transform-origin: center top;
  transform: perspective(900px) rotateX(-88deg) translateY(24px);
  backface-visibility: hidden;
  will-change: transform, opacity;
  transition: none;
}

.solutions-section.in-view .solutions-main-title .blind-line {
  opacity: 1;
  transform: perspective(900px) rotateX(0deg) translateY(0);
  transition: transform 0.82s cubic-bezier(0.22, 1, 0.36, 1) 0.06s,
              opacity 0.65s ease 0.06s;
}

.sol-accordion {
  display: flex;
  width: 100%;
  height: 480px;
  margin-top: 60px;
  gap: 16px;
  overflow: hidden;
}

.sol-accordion-item {
  position: relative;
  flex: 1;
  height: 100%;
  overflow: hidden;
  cursor: pointer;
  background-color: #090d16;
  border-radius: 0;
  transition: flex 0.6s cubic-bezier(0.25, 1, 0.5, 1), transform 0.4s ease;
}

.sol-accordion-item.active {
  flex: 3.8;
  cursor: default;
}

.sol-accordion-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform 0.8s cubic-bezier(0.25, 1, 0.5, 1), filter 0.6s ease;
  filter: brightness(0.82);
}

.sol-accordion-item.active .sol-accordion-bg {
  filter: brightness(0.95);
  transform: scale(1.02);
}

.sol-accordion-mask {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to top,
    rgba(15, 23, 42, 0.48) 0%,
    rgba(15, 23, 42, 0) 100%
  );
  transition: opacity 0.5s ease;
}

.sol-accordion-item:not(.active) .sol-accordion-mask {
  background: linear-gradient(
    to top,
    rgba(15, 23, 42, 0.38) 0%,
    rgba(15, 23, 42, 0) 100%
  );
}

.sol-accordion-item:not(.active):hover .sol-accordion-mask {
  background: linear-gradient(
    to top,
    rgba(15, 23, 42, 0.25) 0%,
    rgba(15, 23, 42, 0) 100%
  );
}

.sol-accordion-content {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  padding: 40px 36px;
  z-index: 5;
  box-sizing: border-box;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: opacity 0.45s cubic-bezier(0.2, 0.8, 0.2, 1) 0.15s,
              transform 0.45s cubic-bezier(0.2, 0.8, 0.2, 1) 0.15s;
}

.sol-accordion-item.active .sol-accordion-content {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.sol-title {
  font-size: 26px;
  margin-bottom: 12px;
  color: #ffffff;
  line-height: 1.35;
  letter-spacing: 0.02em;
}

.sol-desc {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.95);
  line-height: 1.75;
  max-width: 560px;
  margin-bottom: 0;
  letter-spacing: 0.02em;
}

.sol-accordion-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 24px 12px;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.sol-accordion-item.active .sol-accordion-bar {
  opacity: 0;
  visibility: hidden;
}

.sol-bar-title {
  color: #ffffff;
  font-size: 16px;
  white-space: nowrap;
  writing-mode: vertical-rl;
  text-orientation: upright;
  letter-spacing: 4px;
  line-height: 1;
}

/* ========================================================
   5. 软硬件集成与专业装备支撑
   ======================================================== */
.hardware-assurance-section {
  position: relative;
  min-height: 540px;
  padding: 120px 0;
  background: linear-gradient(rgba(7, 24, 48, 0.55), rgba(5, 16, 32, 0.65)),
              url('assets/hardware_bg.jpg') center / cover no-repeat;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hardware-hero-content {
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hardware-main-title {
  font-size: 58px;
  color: #ffffff;
  font-family: var(--font-family);
  letter-spacing: 1.5px;
  line-height: 1.28;
  margin-bottom: 20px;
  perspective: 900px;
}

.hardware-main-title .blind-line {
  display: block;
  opacity: 0;
  transform-origin: center top;
  transform: perspective(900px) rotateX(-88deg) translateY(24px);
  backface-visibility: hidden;
  will-change: transform, opacity;
  transition: none;
}

.hardware-assurance-section.in-view .hardware-main-title .blind-line {
  opacity: 1;
  transform: perspective(900px) rotateX(0deg) translateY(0);
  transition: transform 0.82s cubic-bezier(0.22, 1, 0.36, 1) 0.06s,
              opacity 0.65s ease 0.06s;
}

.hardware-lead {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.8;
  max-width: 760px;
  margin-bottom: 40px;
}

.hardware-explore-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 40px;
  font-size: 15px;
  color: var(--lt-navy-deep);
  background-color: #00cfff;
  border: 1px solid #00cfff;
  letter-spacing: 1px;
  transition: var(--transition);
}

.explore-arrow-icon {
  width: 18px;
  height: 18px;
  transform: rotate(-45deg);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.hardware-explore-btn:hover {
  background-color: #33d9ff;
  border-color: #33d9ff;
  color: var(--lt-navy-deep);
}

.hardware-explore-btn:hover .explore-arrow-icon {
  transform: rotate(0deg);
}

/* ========================================================
   6. 关于我们（严格依据营业执照）
   ======================================================== */
.about-section {
  padding: 146px 0;
  background: #ffffff;
}

.about-layout {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 56px;
  align-items: center;
}

.about-main-title {
  font-size: 58px;
  color: var(--lt-navy-dark);
  font-family: var(--font-family);
  letter-spacing: 1.5px;
  margin-bottom: 24px;
  line-height: 1.28;
}

.about-title-gradient {
  background: linear-gradient(90deg, var(--lt-navy-dark) 0%, var(--lt-blue-primary) 55%, var(--lt-cyan-accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.about-text p {
  font-size: 15px;
  color: var(--lt-text-secondary);
  line-height: 1.85;
  margin-bottom: 16px;
  max-width: 472px;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-visual {
  position: relative;
}

.about-visual img {
  border-radius: 0;
  box-shadow: var(--shadow-lg);
  width: 100%;
  height: 490px;
  object-fit: cover;
}

/* ========================================================
   7. 页脚（合规展示备案号 新ICP备2026010246号-1，无地址电话）
   ======================================================== */
.site-footer {
  background-color: var(--lt-gray-bg);
  color: var(--lt-text-secondary);
  padding-top: 56px;
  border-top: 1px solid var(--lt-border);
}

.footer-top-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 36px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--lt-border);
}

.footer-links-group {
  display: flex;
  gap: 110px;
}

.footer-col h5 {
  color: var(--lt-navy-dark);
  font-size: 15px;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}

.footer-col h5::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--lt-blue-primary);
}

.footer-col p {
  font-size: 13px;
  line-height: 1.75;
  color: var(--lt-text-secondary);
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul a {
  font-size: 13px;
  color: var(--lt-text-secondary);
}

.footer-col ul a:hover {
  color: var(--lt-blue-primary);
  padding-left: 4px;
}

.footer-bottom {
  padding: 24px 0;
  font-size: 12.5px;
  color: var(--lt-text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.icp-link {
  color: var(--lt-text-muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.icp-link:hover {
  color: var(--lt-blue-primary);
}

/* ========================================================
   9. 响应式布局适配
   ======================================================== */
@media (max-width: 1100px) {
  .product-header-container {
    flex-direction: column;
    align-items: flex-start;
    padding: 0 24px;
    gap: 32px;
  }

  .product-intro-left {
    width: 100%;
  }

  .product-cards-column {
    width: 100%;
  }

  .sol-accordion {
    flex-direction: column;
    height: auto;
    gap: 12px;
  }

  .sol-accordion-item {
    height: 100px;
    flex: none !important;
    transition: height 0.5s cubic-bezier(0.25, 1, 0.5, 1);
  }

  .sol-accordion-item.active {
    height: 380px;
  }

  .sol-bar-title {
    writing-mode: horizontal-tb;
    letter-spacing: 1px;
  }

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

  .footer-top-grid {
    flex-direction: column;
  }

  .footer-links-group {
    flex-wrap: wrap;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .nav-container {
    height: auto;
    flex-direction: column;
    padding: 12px 16px;
    gap: 8px;
  }

  .main-nav ul {
    overflow-x: auto;
    white-space: nowrap;
  }

  .main-nav a {
    padding: 10px 14px;
    font-size: 14px;
  }

  .hero-slider-container {
    height: 480px;
  }

  .hero-title {
    font-size: 28px;
  }

  .slider-progress-bar {
    width: 90px;
  }

  .home-product-card {
    width: 300px;
    height: 400px;
  }

  .card-info {
    transform: translateY(-70px);
  }

  .card-title {
    font-size: 22px;
  }

  .solutions-main-title,
  .hardware-main-title,
  .about-main-title,
  .matrix-h2 {
    font-size: 32px;
  }
}