/*
 * 命名遗留说明：本站早期为深色主题，后改浅色。
 * --dark / --dark-deeper / .section-dark / --text-on-dark 等名称保留深色时代命名，
 * 实际取值均为浅色体系。调整主题色时以取值为准，勿按名称望文生义。
 */
:root {
  --brand: #D66A1F;
  --brand-dark: #AA4F16;
  --accent-cta: #E8590C;
  /* 科技+AI 散点纹理：sparkle 四角星/芯片/神经网络节点/电路走线/脉冲波形/代码符/同心圆，空心圆点缀，极浅灰 #EEF1F5 */
  --tech-dots: url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='620'%20height='620'%3E%3Cg%20fill='none'%20stroke='%23EEF1F5'%20stroke-width='1.2'%3E%3Cpath%20d='M84%2072q2%206%208%208q-6%202-8%208q-2-6-8-8q6-2%208-8z'/%3E%3Cpath%20d='M470%20388q1.6%205%206.5%206.5q-4.9%201.5-6.5%206.5q-1.6-5-6.5-6.5q4.9-1.5%206.5-6.5z'/%3E%3Cpath%20d='M256%20540q1.6%205%206.5%206.5q-4.9%201.5-6.5%206.5q-1.6-5-6.5-6.5q4.9-1.5%206.5-6.5z'/%3E%3Crect%20x='300'%20y='120'%20width='12'%20height='12'%20rx='2'/%3E%3Cpath%20d='M303%20116v-4M309%20116v-4M303%20136v4M309%20136v4M296%20123h-4M296%20129h-4M316%20123h4M316%20129h4'/%3E%3Crect%20x='96'%20y='404'%20width='12'%20height='12'%20rx='2'/%3E%3Cpath%20d='M99%20400v-4M105%20400v-4M99%20420v4M105%20420v4M92%20407h-4M92%20413h-4M112%20407h4M112%20413h4'/%3E%3Ccircle%20cx='480'%20cy='96'%20r='2.6'/%3E%3Ccircle%20cx='498'%20cy='108'%20r='2.6'/%3E%3Ccircle%20cx='480'%20cy='120'%20r='2.6'/%3E%3Cpath%20d='M482.4%2097.6l13.2%208.8M495.6%20109.6l-13.2%208.8'/%3E%3Ccircle%20cx='170'%20cy='250'%20r='2.6'/%3E%3Ccircle%20cx='188'%20cy='262'%20r='2.6'/%3E%3Ccircle%20cx='170'%20cy='274'%20r='2.6'/%3E%3Cpath%20d='M172.4%20251.6l13.2%208.8M185.6%20263.6l-13.2%208.8'/%3E%3Cpath%20d='M360%20300h26v18'/%3E%3Ccircle%20cx='360'%20cy='300'%20r='2.4'/%3E%3Ccircle%20cx='386'%20cy='318'%20r='2.4'/%3E%3Cpath%20d='M540%20210v22h-20'/%3E%3Ccircle%20cx='540'%20cy='210'%20r='2.4'/%3E%3Ccircle%20cx='520'%20cy='232'%20r='2.4'/%3E%3Cpath%20d='M28%20168h8l4-8%206%2016%204-8h8'/%3E%3Cpath%20d='M400%20480h8l4-8%206%2016%204-8h8'/%3E%3Cpath%20d='M232%20396l-8%208%208%208M244%20396l8%208-8%208'/%3E%3Ccircle%20cx='560'%20cy='520'%20r='6'/%3E%3Ccircle%20cx='560'%20cy='520'%20r='1.6'/%3E%3Ccircle%20cx='60'%20cy='560'%20r='6'/%3E%3Ccircle%20cx='60'%20cy='560'%20r='1.6'/%3E%3Ccircle%20cx='330'%20cy='48'%20r='2.2'/%3E%3Ccircle%20cx='580'%20cy='330'%20r='2.2'/%3E%3Ccircle%20cx='40'%20cy='330'%20r='2.2'/%3E%3Ccircle%20cx='210'%20cy='140'%20r='2.2'/%3E%3Ccircle%20cx='430'%20cy='560'%20r='2.2'/%3E%3Ccircle%20cx='300'%20cy='608'%20r='2.2'/%3E%3C/g%3E%3C/svg%3E");
  --dark: #FBFCFD;
  --dark-deeper: #F7FAFC;
  --footer: #FAFBFC;
  --light: #FFFFFF;
  --surface: #FFFFFF;
  --text: #222222;
  --muted: #2B2B2B;
  --text-on-dark: #222222;
  --muted-on-dark: #2B2B2B;
  --blue: #4F93CF;
  --border-light: #E5EAF0;
  --border-dark: rgba(255, 255, 255, 0.12);
  --shadow: 0 18px 42px rgba(19, 31, 48, 0.08);
  --shadow-strong: 0 24px 64px rgba(19, 31, 48, 0.13);
  --radius: 8px;
  --header-height: 76px;
  --container: 1320px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  color: var(--muted);
  font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "HarmonyOS Sans SC", "Noto Sans SC", Arial, sans-serif;
  background: #FAFBFC;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
  border-radius: 2px;
}

body.nav-open {
  overflow: hidden;
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  height: var(--header-height);
  transition: background 280ms ease, border-color 280ms ease, box-shadow 280ms ease;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled,
.site-header.menu-open {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
  border-bottom-color: rgba(45, 54, 66, 0.08);
  box-shadow: 0 12px 32px rgba(19, 31, 48, 0.06);
}

.nav {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 200px;
  height: 46px;
  padding: 0;
  border-radius: var(--radius);
  background: transparent;
  box-shadow: none;
}

.brand img {
  width: 182px;
  height: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 40px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: #2B2B2B;
  font-size: 16px;
  font-weight: 400;
  transition: color 220ms ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 6px;
  height: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 220ms ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--brand);
}

.nav-link.active::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  cursor: pointer;
}

.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
  transition: transform 220ms ease, opacity 220ms ease;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.section,
.hero {
  position: relative;
  overflow: hidden;
}

.section {
  padding: 112px 0;
}

.section-dark {
  background:
    var(--tech-dots),
    linear-gradient(135deg, #FFFFFF 0%, #FDFEFF 54%, #F8FBFD 100%);
  color: var(--text);
}

.section-light {
  background: var(--tech-dots) var(--light);
  color: var(--text);
}

.hero {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: var(--header-height) 0 64px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, rgba(214, 106, 31, 0.1) 0%, rgba(214, 106, 31, 0) 31%),
    linear-gradient(245deg, rgba(79, 147, 207, 0.08) 0%, rgba(79, 147, 207, 0) 38%);
  opacity: 1;
}

.hero::after,
.section-dark::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79, 147, 207, 0.1), transparent);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 7.5fr) minmax(0, 4.5fr);
  gap: 56px;
  align-items: center;
}

.hero-content {
  max-width: none;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-visual img {
  width: 100%;
  height: clamp(420px, 34vw, 540px);
  display: block;
  object-fit: cover;
  object-position: 58% center;
  /* 图片浅白底与首页浅色背景本就同调；四周以遮罩径向羽化，
     使边界完全溶解，不会出现独立的矩形背景块。
     不用 mix-blend-mode：祖先的 transform/opacity 会创建层叠上下文使其失效。 */
  filter: contrast(1.06) saturate(1.02);
  -webkit-mask-image: radial-gradient(closest-side ellipse at 52% 50%, #000 52%, rgba(0, 0, 0, 0.92) 68%, rgba(0, 0, 0, 0.55) 82%, rgba(0, 0, 0, 0.18) 92%, transparent 100%);
  mask-image: radial-gradient(closest-side ellipse at 52% 50%, #000 52%, rgba(0, 0, 0, 0.92) 68%, rgba(0, 0, 0, 0.55) 82%, rgba(0, 0, 0, 0.18) 92%, transparent 100%);
}

.eyebrow {
  margin: 0 0 32px;
  color: #E8590C;
  font-size: 13px;
  line-height: 1.4;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-weight: 400;
}

strong {
  font-weight: 600;
}

h1 {
  margin-bottom: 18px;
  color: var(--text);
  font-size: clamp(40px, 5.2vw, 66px);
  line-height: 1.16;
  font-weight: 400;
  letter-spacing: 0;
}

.hero-title {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 68px;
  font-size: clamp(43px, 5.1vw, 74px);
  font-weight: 400;
  line-height: 1.08;
}

.hero-title-main {
  font-size: 0.833333em;
  line-height: 1;
}

.hero-plus {
  display: inline-block;
  margin-left: 4px;
  color: var(--accent-cta);
  font-size: 1.08em;
  font-weight: inherit;
  line-height: 1;
  transform: translateY(-0.13em);
}

.hero-text-bold {
  font-weight: 700;
}

.hero-subtitle {
  max-width: 980px;
  margin-bottom: 22px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.55;
}

.hero-note {
  max-width: calc(100% - 2em);
  margin-bottom: 34px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 400;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 220ms ease, box-shadow 220ms ease, background 220ms ease, color 220ms ease, border-color 220ms ease;
}

.btn:hover {
  transform: translateY(-1px) scale(1.02);
}

.btn-primary {
  color: #FFFFFF;
  background: var(--accent-cta);
  box-shadow: 0 14px 30px rgba(232, 89, 12, 0.3);
}

.btn-primary:hover {
  background: #C94F0A;
}

.btn-outline {
  width: 100%;
  margin-top: auto;
  color: var(--dark-deeper);
  border-color: rgba(45, 54, 66, 0.16);
  background: #FFFFFF;
}

.btn-outline:hover {
  color: #FFFFFF;
  border-color: var(--brand);
  background: var(--brand);
  box-shadow: 0 14px 28px rgba(214, 106, 31, 0.22);
}

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

.section-heading h2 {
  margin-bottom: 16px;
  font-size: clamp(25px, 3.4vw, 37px);
  line-height: 1.24;
  font-weight: 400;
  letter-spacing: 0;
}

.section-heading p:last-child {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 17px;
}

.services-description-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  width: 100%;
}

.services-description-row p {
  flex: 1 1 auto;
  min-width: 0;
  margin-bottom: 0;
  white-space: nowrap;
}

.services-contact-btn {
  flex: 0 0 auto;
  margin-left: auto;
  min-height: 40px;
  padding: 9px 18px;
  white-space: nowrap;
  box-shadow: 0 10px 22px rgba(232, 89, 12, 0.18);
}

.section-dark .section-heading p:last-child {
  color: var(--muted);
}

.about-copy {
  width: 100%;
  max-width: none;
}

.about-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: var(--cms-body-line-height, 1.95);
  font-weight: 400;
  text-indent: 2em;
}

.about-copy font {
  line-height: inherit;
}

.about-copy p + p {
  margin-top: 20px;
}

.service-card,
.product-card {
  border-radius: var(--radius);
  transition: transform 260ms ease, box-shadow 260ms ease, border-color 260ms ease;
}

.service-card:hover,
.product-card:hover {
  transform: translateY(-4px);
}

.product-card:hover {
  box-shadow: var(--shadow);
}

.line-icon {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--brand);
  border: 1px solid rgba(214, 106, 31, 0.22);
  border-radius: var(--radius);
  background: #FFF4EA;
}

.line-icon svg {
  width: 23px;
  height: 23px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-card h3,
.product-card h3 {
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.35;
  font-weight: 400;
}

.service-card p,
.product-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 24px;
}

.service-card {
  grid-column: span 2;
  min-height: 244px;
  padding: 26px;
  border: 1px solid rgba(79, 147, 207, 0.12);
  background: #FFFFFF;
  box-shadow: 0 10px 24px rgba(19, 31, 48, 0.045);
}

.service-card:hover {
  border-color: rgba(214, 106, 31, 0.48);
  box-shadow: 0 18px 42px rgba(214, 106, 31, 0.13);
}

.service-card h3 {
  color: var(--muted);
}

.service-card p {
  color: var(--muted);
}

.faq-wrap {
  margin-top: 52px;
  padding: 32px;
  border: 1px solid rgba(79, 147, 207, 0.12);
  border-radius: var(--radius);
  background: #FFFFFF;
  box-shadow: 0 10px 24px rgba(19, 31, 48, 0.045);
}

.faq-wrap h3 {
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 24px;
}

details {
  border-top: 1px solid rgba(45, 54, 66, 0.1);
}

details:last-child {
  border-bottom: 1px solid rgba(45, 54, 66, 0.1);
}

summary {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: var(--muted);
  font-weight: 400;
  cursor: pointer;
  list-style: none;
}

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

summary::after {
  content: "+";
  display: inline-flex;
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  color: var(--brand);
  border: 1px solid rgba(214, 106, 31, 0.35);
  border-radius: 50%;
  font-size: 20px;
  line-height: 1;
}

details[open] summary::after {
  content: "−";
}

details p {
  margin: -2px 46px 22px 0;
  color: var(--muted);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.product-card {
  position: relative;
  --product-accent: var(--brand);
  --product-accent-soft: rgba(214, 106, 31, 0.1);
  --product-accent-shadow: rgba(214, 106, 31, 0.22);
  min-height: 452px;
  display: flex;
  flex-direction: column;
  padding: 28px;
  overflow: hidden;
  border: 1px solid var(--border-light);
  background: #FFFFFF;
  box-shadow: 0 10px 24px rgba(19, 31, 48, 0.05);
}

.product-head {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  margin-bottom: 18px;
}

.product-head .product-mark {
  flex: 0 0 54px;
  margin-bottom: 0;
}

.product-head h3 {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  text-align: left;
}

.product-head .product-badge {
  flex: 0 0 auto;
  margin: 0 0 0 auto;
  white-space: nowrap;
}

.product-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 5px;
  background: var(--brand);
}

.product-blue::before {
  background: var(--blue);
}

.product-blue {
  --product-accent: var(--blue);
  --product-accent-soft: rgba(79, 147, 207, 0.12);
  --product-accent-shadow: rgba(79, 147, 207, 0.18);
}

.product-orange {
  --product-accent: var(--brand);
  --product-accent-soft: rgba(214, 106, 31, 0.12);
  --product-accent-shadow: rgba(214, 106, 31, 0.22);
}

.product-silver::before {
  background: linear-gradient(90deg, #6F7886, #A3ABB5);
}

.product-silver {
  --product-accent: #6F7886;
  --product-accent-soft: rgba(111, 120, 134, 0.1);
  --product-accent-shadow: rgba(111, 120, 134, 0.14);
}

.product-mark {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.34), transparent),
    var(--brand);
}

.product-mark svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: #FFFFFF;
  stroke-width: 1.55;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.product-blue .product-mark {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.34), transparent),
    var(--blue);
}

.product-silver .product-mark {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.32), transparent),
    #6F7886;
}

.product-badge {
  width: fit-content;
  margin-bottom: 16px;
  padding: 5px 10px;
  color: var(--brand-dark);
  border-radius: 999px;
  background: #FFF1E5;
  font-size: 13px;
  font-weight: 400;
}

.product-blue .product-badge {
  color: #367FB8;
  background: #F1F8FE;
}

.product-badge-human {
  color: #D93025;
}

.product-silver .product-badge {
  color: #58616E;
  background: #F3F5F7;
}

.product-card .btn-outline {
  color: var(--product-accent);
  border-color: rgba(45, 54, 66, 0.16);
  border-color: color-mix(in srgb, var(--product-accent) 42%, white);
  background: var(--product-accent-soft);
  box-shadow: none;
}

.product-silver .btn-outline {
  color: #58616E;
}

.product-card .btn-outline:hover {
  color: #FFFFFF;
  border-color: var(--product-accent);
  background: var(--product-accent);
  box-shadow: 0 16px 30px var(--product-accent-shadow);
}

.product-action {
  margin-top: auto;
}

.product-action .btn-outline {
  margin-top: 0;
}

.product-pending-notice {
  display: block;
  margin-bottom: 8px;
  color: #D13B2F;
  font-size: 14px;
  line-height: 1.35;
  text-align: center;
}

.product-pending-notice[hidden] {
  display: none;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 22px 0 28px;
}

.tag-list span {
  padding: 6px 10px;
  color: var(--muted);
  border: 1px solid #E4E9EF;
  border-radius: 999px;
  background: #FFFFFF;
  font-size: 13px;
  line-height: 1.2;
}

.product-tags-editor {
  margin-top: 18px;
}

.product-tags-editor h4 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}

.product-tag-fields {
  display: grid;
  gap: 8px;
}

.product-tag-field {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
}

.product-tag-field button {
  min-width: 38px;
  min-height: 38px;
  padding: 6px 10px;
  color: #A33B22;
  border-color: #F2C8BE;
  background: #FFF3EF;
}

.placeholder-qr {
  width: 120px;
  height: 120px;
  display: grid;
  flex: 0 0 120px;
  place-items: center;
  color: var(--muted);
  border: 1px solid #E4E9EF;
  border-radius: var(--radius);
  background:
    linear-gradient(45deg, rgba(255, 255, 255, 0.58) 25%, transparent 25% 50%, rgba(255, 255, 255, 0.58) 50% 75%, transparent 75%),
    #EEF2F6;
  background-size: 18px 18px;
  font-size: 14px;
  font-weight: 400;
  text-align: center;
}

.footer {
  color: var(--muted);
  background: var(--tech-dots) var(--footer);
  border-top: 1px solid rgba(45, 54, 66, 0.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 300px minmax(360px, 1fr) 140px 140px;
  gap: 42px;
  align-items: center;
  padding: 34px 0;
}

.footer-brand {
  display: flex;
  align-items: center;
  min-height: 112px;
}

.footer-brand img {
  width: min(250px, 100%);
  margin-bottom: 0;
  padding: 0;
  border-radius: var(--radius);
  background: transparent;
}

.footer-contact {
  font-style: normal;
  max-width: 460px;
}

.footer-contact h2 {
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 20px;
}

.footer-contact p {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 12px;
  margin-bottom: 8px;
}

.footer-contact span {
  color: var(--muted);
  font-weight: 400;
}

.footer-qr {
  display: flex;
  min-height: 120px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.footer-qr img {
  width: 120px;
  height: 120px;
  border-radius: var(--radius);
  border: 1px solid #E4E9EF;
}

.footer-qr span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.3;
  text-align: center;
}

.footer-bottom {
  padding: 20px;
  border-top: 1px solid rgba(45, 54, 66, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.6), rgba(255, 255, 255, 0) 55%),
    linear-gradient(110deg, #F3F6F9 0%, #EEF2F6 50%, #F1F4F8 100%);
  text-align: center;
}

.footer-bottom p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  white-space: pre-wrap;
}

.footer-bottom a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-bottom a:hover {
  color: var(--brand-dark);
}

.qr-modal[hidden] {
  display: none;
}

.qr-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: grid;
  place-items: center;
  padding: 24px;
}

.qr-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(26, 31, 38, 0.42);
  backdrop-filter: blur(5px);
}

.qr-modal-card {
  position: relative;
  z-index: 1;
  width: min(420px, 100%);
  padding: 34px;
  border: 1px solid var(--border-light);
  border-radius: 14px;
  background: #FFFFFF;
  box-shadow: var(--shadow-strong);
  text-align: center;
}

.qr-modal-card h2 {
  margin-bottom: 8px;
  color: var(--text);
  font-size: 28px;
}

.qr-modal-card p,
.qr-modal-card > span {
  color: var(--muted);
}

.qr-modal-media {
  display: grid;
  place-items: center;
  margin: 24px auto 14px;
}

.qr-modal-media img,
.qr-modal-media .modal-placeholder {
  width: min(260px, 100%);
  height: auto;
  aspect-ratio: 1;
}

.qr-modal-close {
  position: absolute;
  top: 12px;
  right: 14px;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 50%;
  color: var(--muted);
  background: #F2F4F7;
  font-size: 25px;
  cursor: pointer;
}

body.modal-open {
  overflow: hidden;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 460ms ease, transform 460ms ease;
  transition-delay: var(--stagger-delay, 0ms);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    display: none;
  }

  .hero-content {
    max-width: 760px;
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .service-card,
  .service-card:nth-child(4),
  .service-card:nth-child(5) {
    grid-column: span 3;
  }

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

  .footer-qr {
    justify-content: center;
  }
}

@media (max-width: 767px) {
  :root {
    --header-height: 68px;
  }

  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .site-header {
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.84);
    backdrop-filter: blur(16px);
  }

  .nav {
    height: var(--header-height);
  }

  .brand {
    min-width: 162px;
    height: 40px;
    padding: 6px 10px;
  }

  .brand img {
    width: 147px;
  }

  .nav-toggle {
    position: fixed;
    top: 12px;
    right: 14px;
    z-index: 1005;
    display: inline-flex;
    border-color: rgba(45, 54, 66, 0.16);
    background: rgba(255, 255, 255, 0.78);
  }

  .nav-menu {
    position: fixed;
    left: 14px;
    right: 14px;
    top: calc(var(--header-height) + 10px);
    display: grid;
    gap: 4px;
    padding: 14px;
    border: 1px solid rgba(45, 54, 66, 0.1);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 220ms ease, transform 220ms ease, visibility 220ms ease;
  }

  .nav-menu.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-link {
    width: 100%;
    padding: 0 10px;
  }

  .nav-link::after {
    left: 10px;
    right: auto;
    width: 28px;
  }

  .hero {
    min-height: 100vh;
    min-height: 100svh;
    padding-bottom: 44px;
  }

  .eyebrow {
    margin-bottom: 27px;
  }

  .hero-title {
    gap: 12px;
    margin-bottom: 42px;
    font-size: clamp(36px, 9vw, 48px);
    flex-wrap: nowrap;
  }

  .hero-subtitle {
    font-size: 18px;
  }

  .hero-note {
    font-size: 16px;
  }

  .services-description-row {
    align-items: stretch;
    flex-direction: column;
    gap: 18px;
  }

  .services-description-row p {
    white-space: normal;
  }

  .services-contact-btn {
    align-self: flex-start;
    margin-left: 0;
  }

  .product-head {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .product-head .product-badge {
    margin-left: 68px;
  }

  .section {
    padding: 78px 0;
  }

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

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

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

  .service-card,
  .service-card:nth-child(4),
  .service-card:nth-child(5) {
    grid-column: auto;
  }

  .service-card,
  .product-card,
  .faq-wrap {
    padding: 22px;
  }

  .product-card {
    min-height: auto;
  }

  details p {
    margin-right: 0;
  }

  summary {
    align-items: flex-start;
    padding: 16px 0;
    line-height: 1.5;
  }

  .footer-grid {
    gap: 24px;
    padding-top: 34px;
  }

  .footer-contact p {
    grid-template-columns: 1fr;
    gap: 2px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

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