:root {
  --bg: #f3f8ff;
  --surface: #ffffff;
  --surface-soft: #eef5ff;
  --primary: #1f78ff;
  --primary-dark: #0f56d9;
  --text: #12233f;
  --text-soft: #5b7095;
  --line: rgba(64, 132, 255, 0.14);
  --shadow: 0 22px 60px rgba(46, 114, 230, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: min(1200px, calc(100vw - 32px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  color: var(--text);
  background: #fff;
}

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

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

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

.section {
  padding: 86px 0;
}

.site-header {
  background: #fff;
  border-bottom: 1px solid rgba(31, 120, 255, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
}

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

.phone-link {
  display: grid;
  grid-template-columns: 32px auto;
  grid-template-rows: 13px 24px;
  align-items: center;
  column-gap: 8px;
  row-gap: 0;
  font-size: 14px;
  font-weight: 700;
  color: #111;
}

.icon-wrap {
  display: inline-grid;
  place-items: center;
  grid-row: 1 / 3;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid #126cff;
  background: transparent;
}

.icon-wrap img {
  width: 15px;
  height: 15px;
}

.phone-meta {
  font-size: 12px;
  line-height: 1;
  color: #333;
}

.phone-number {
  font-size: 18px;
  line-height: 1;
  letter-spacing: 0;
  color: #111;
}

.phone-number span {
  margin-left: 3px;
  font-size: 32px;
  line-height: 1;
  color: #176df5;
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at left center, rgba(31, 120, 255, 0.12), transparent 35%),
    linear-gradient(180deg, #f6faff 0%, #edf5ff 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url("./assets/banner1/背景.png") center/cover no-repeat;
  opacity: 0.95;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 532px 1fr;
  gap: 0;
  align-items: center;
  min-height: 650px;
  padding: 60px 0 48px;
}

.hero-copy {
  padding-left: 0;
  transform: translateY(-22px);
}

.hero h1 {
  margin: 0;
  font-size: 58px;
  line-height: 1.08;
  letter-spacing: 0;
  font-weight: 800;
}

.hero h1 span {
  color: var(--primary);
}

.hero-text {
  max-width: 520px;
  margin: 12px 0 0;
  font-size: 17px;
  line-height: 1.45;
  color: #333;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 49px;
}

.primary-btn,
.ghost-btn,
.line-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 160px;
  min-height: 50px;
  padding: 0 30px;
  border-radius: 0;
  font-size: 16px;
  font-weight: 400;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.primary-btn {
  color: #fff;
  background: linear-gradient(90deg, #1f78ff 0%, #2b7af8 100%);
  box-shadow: none;
}

.line-btn {
  min-width: 136px;
  min-height: 54px;
  padding: 0 22px;
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  border: 0;
  border-radius: 4px;
  background: #2a7cff;
}

.primary-btn:hover,
.ghost-btn:hover,
.line-btn:hover,
.partner-grid img:hover,
.mini-card:hover,
.reason-item:hover,
.qr-card:hover {
  transform: translateY(-3px);
}

.hero-visual {
  display: flex;
  justify-content: flex-end;
  transform: translate(86px, 22px);
}

.hero-visual img {
  width: min(820px, 100%);
  max-width: none;
}

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 28px;
  z-index: 2;
  display: flex;
  gap: 12px;
  transform: translateX(-50%);
}

.hero-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
}

.hero-dots .active {
  background: #fff;
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 46px;
  text-align: center;
}

.section-title h2 {
  margin: 0;
  font-size: clamp(30px, 2.2vw, 42px);
  line-height: 1.2;
}

.section-title--light h2 {
  color: #fff;
}

.title-dot {
  width: 55px;
  opacity: 0.75;
}

.title-ring {
  width: 30px;
  height: 30px;
}

.pain-points {
  background: linear-gradient(180deg, #fff 0%, #f7faff 100%);
  padding-top: 92px;
  padding-bottom: 110px;
}

.pain-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 300px) minmax(0, 1fr);
  gap: 8px 24px;
  align-items: center;
  min-height: 880px;
  padding-inline: 104px;
}

.pain-col {
  display: grid;
  gap: 42px;
}

.pain-card {
  position: relative;
  min-height: 270px;
  padding: 0;
}

.pain-card.wide {
  min-height: 230px;
}

.pain-card__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.pain-icon {
  position: absolute;
  z-index: 2;
  top: 8px;
  left: -104px;
  width: 89px;
  height: 89px;
}

.pain-col.right .pain-icon {
  right: -104px;
  left: auto;
}

.pain-card__content {
  position: relative;
  z-index: 1;
  padding: 62px 28px 22px;
}

.pain-card h3 {
  position: absolute;
  top: 13px;
  left: 26px;
  font-size: 18px;
  line-height: 1;
  color: #fff;
  margin: 0;
  white-space: nowrap;
}

.pain-col.right .pain-card h3 {
  right: 26px;
  left: auto;
  text-align: right;
}

.pain-card p {
  margin: 0;
  font-size: 14px;
  line-height: 2;
  color: #555;
}

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

.pain-center img {
  width: min(100%, 405px);
}

.section-action {
  display: flex;
  justify-content: center;
  margin-top: 48px;
}

.products {
  background: #edf4fc;
  padding-top: 96px;
  padding-bottom: 112px;
}

.product-list {
  display: grid;
  gap: 58px;
}

.product-row {
  display: grid;
  grid-template-columns: 420px 520px;
  justify-content: center;
  gap: 120px;
  align-items: center;
  padding: 0;
  min-height: 410px;
}

.product-row.reverse {
  grid-template-columns: 520px 420px;
}

.product-row.reverse .product-media {
  order: 2;
}

.product-row.reverse .product-copy {
  order: 1;
}

.product-media {
  display: flex;
  justify-content: center;
  padding: 0;
}

.product-media img {
  width: auto;
  max-width: 100%;
  max-height: 320px;
}

.product-copy {
  position: relative;
}

.product-index {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
}

.product-copy h3 {
  margin: 0 0 16px;
  font-size: 28px;
}

.product-copy p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 2;
  color: #666;
  max-width: 500px;
}

.product-copy p:last-of-type {
  margin-bottom: 28px;
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin-top: 56px;
  border-top: 1px solid rgba(31, 120, 255, 0.09);
  border-left: 1px solid rgba(31, 120, 255, 0.09);
}

.mini-card {
  padding: 44px 30px 36px;
  text-align: left;
  background: transparent;
  border-right: 1px solid rgba(31, 120, 255, 0.09);
  border-bottom: 1px solid rgba(31, 120, 255, 0.09);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.mini-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin: 0 auto 10px;
  border-radius: 14px;
  background: linear-gradient(180deg, #4a93ff, #2f78ff);
}

.mini-icon img {
  width: 20px;
  height: 20px;
}

.mini-index {
  display: block;
  margin-bottom: 6px;
  text-align: center;
  font-size: 16px;
  font-weight: 700;
  color: #1f78ff;
}

.mini-card h3 {
  margin: 0 0 12px;
  text-align: center;
  font-size: 18px;
}

.mini-card p {
  margin: 0;
  font-size: 14px;
  line-height: 2;
  color: #666;
}

.plans {
  background: linear-gradient(180deg, #fff 0%, #f3f8ff 100%);
  padding-top: 92px;
  padding-bottom: 126px;
}

.plan-table-wrap {
  overflow-x: auto;
  padding: 0;
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(237, 245, 255, 0.94));
  box-shadow: 0 14px 34px rgba(46, 114, 230, 0.12);
  max-width: 1100px;
  margin: 0 auto;
}

.plan-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 8px;
}

.plan-table th,
.plan-table td {
  padding: 17px 12px;
  text-align: center;
  border-bottom: 1px solid rgba(31, 120, 255, 0.08);
  font-size: 14px;
}

.plan-table thead th {
  color: #fff;
  background: #2578ff;
}

.plan-table thead th:nth-child(2) {
  background: #4b6fa0;
}

.plan-table thead th:nth-child(3) {
  background: #36b7d8;
}

.plan-table thead th:nth-child(4) {
  background: #0d85ed;
}

.plan-table thead th:nth-child(5) {
  background: #5d7bff;
}

.plan-table thead th:first-child,
.plan-table tbody td:first-child {
  position: sticky;
  left: 0;
}

.plan-table thead th:first-child {
  z-index: 1;
}

.plan-table tbody td:first-child {
  text-align: center;
  font-weight: 700;
  color: #fff;
  background:
    linear-gradient(rgba(31, 120, 255, 0.9), rgba(31, 120, 255, 0.9)),
    url("./assets/home/配图.png") left bottom / cover no-repeat;
  min-width: 230px;
}

.plan-table tbody td:nth-child(2) {
  background: rgba(228, 234, 246, 0.78);
}

.plan-table tbody td:nth-child(3) {
  background: rgba(229, 243, 246, 0.86);
}

.plan-table tbody td:nth-child(4) {
  background: rgba(226, 238, 248, 0.86);
}

.plan-table tbody td:nth-child(5) {
  background: rgba(221, 229, 247, 0.92);
}

.plan-table img {
  width: 18px;
  margin: 0 auto;
}

.partners {
  background:
    linear-gradient(rgba(8, 24, 74, 0.78), rgba(8, 24, 74, 0.78)),
    url("./assets/home/logo背景.png") center/cover no-repeat;
}

.partners-overlay {
  padding: 112px 0 124px;
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(8, 112px);
  justify-content: center;
  gap: 18px;
}

.partner-card {
  display: grid;
  place-items: center;
  min-height: 106px;
  border-radius: 14px;
  background: #fff;
  padding: 10px;
}

.partner-grid img {
  width: auto;
  max-width: 94px;
  max-height: 78px;
  margin: 0 auto;
  transition: transform 0.2s ease;
}

.reasons-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(430px, 620px) minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  min-height: 760px;
}

.reasons-list {
  display: grid;
  gap: 40px;
}

.reason-item {
  padding: 28px 34px 24px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 30px rgba(39, 119, 255, 0.08);
  transition: transform 0.2s ease;
}

.reason-item h3 {
  margin: 0 0 12px;
  font-size: 20px;
  color: #1f78ff;
}

.reason-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.9;
  color: #666;
}

.reason-wheel {
  display: flex;
  justify-content: center;
}

.reason-wheel img {
  width: min(100%, 520px);
}

.patents {
  background: linear-gradient(180deg, #fff 0%, #f6faff 100%);
  padding-top: 118px;
  padding-bottom: 190px;
}

.patent-visual {
  display: flex;
  justify-content: center;
}

.slider-dots {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 26px;
}

.slider-dots span {
  width: 24px;
  height: 4px;
  background: #dbe6f8;
}

.slider-dots .active {
  background: #2b75f5;
}

.patent-carousel {
  position: relative;
  overflow: hidden;
  max-width: 1180px;
  margin: 0 auto;
}

.patent-track {
  position: relative;
  min-height: 560px;
}

.patent-slide {
  position: absolute;
  top: 50%;
  left: 50%;
  margin: 0;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -50%) translateX(0) scale(0.6);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.patent-slide.is-visible {
  opacity: 1;
}

.patent-slide[data-stack-position="-2"] {
  z-index: 1;
  opacity: 0.2;
  transform: translate(-50%, -50%) translateX(-430px) scale(0.58);
}

.patent-slide[data-stack-position="-1"] {
  z-index: 2;
  opacity: 0.56;
  transform: translate(-50%, -50%) translateX(-225px) scale(0.8);
}

.patent-slide[data-stack-position="0"] {
  z-index: 3;
  opacity: 1;
  transform: translate(-50%, -50%) translateX(0) scale(1);
}

.patent-slide[data-stack-position="1"] {
  z-index: 2;
  opacity: 0.56;
  transform: translate(-50%, -50%) translateX(225px) scale(0.8);
}

.patent-slide[data-stack-position="2"] {
  z-index: 1;
  opacity: 0.2;
  transform: translate(-50%, -50%) translateX(430px) scale(0.58);
}

.patent-slide img {
  width: auto;
  height: 500px;
  max-width: none;
  margin: 0 auto;
  object-fit: contain;
  filter: drop-shadow(0 18px 34px rgba(34, 72, 124, 0.14));
}

@media (prefers-reduced-motion: reduce) {
  .patent-slide {
    transition: none;
  }
}

.site-footer {
  color: #d5e5ff;
  background: linear-gradient(180deg, #163769 0%, #0b2146 100%);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  padding: 72px 0 66px;
}

.footer-contact h2 {
  margin: 0 0 28px;
  font-size: 28px;
  color: #fff;
}

.footer-contact p {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 18px;
  font-size: 18px;
  font-weight: 600;
}

.footer-contact p img {
  width: 16px;
  height: 16px;
}

.footer-qrs {
  display: grid;
  grid-template-columns: repeat(3, 110px);
  gap: 18px;
}

.qr-card {
  padding: 8px;
  text-align: center;
  border-radius: 8px;
  background: transparent;
  transition: transform 0.2s ease;
}

.qr-card img {
  width: 96px;
  margin: 0 auto 10px;
  border-radius: 0;
  background: #fff;
  padding: 0;
}

.qr-card span {
  font-size: 14px;
  color: #dbe6f8;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 18px 0 28px;
  text-align: center;
  font-size: 14px;
  color: rgba(213, 229, 255, 0.7);
}

body.has-consult-modal {
  overflow: hidden;
}

.consult-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 12px;
  background: rgba(5, 18, 23, 0.76);
}

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

.consult-modal__panel {
  position: relative;
  width: min(680px, calc(100vw - 24px));
  aspect-ratio: 680 / 639;
  container-type: inline-size;
  line-height: 0;
}

.consult-modal__background {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.consult-modal__title {
  position: absolute;
  top: 22.7%;
  left: 34%;
  margin: 0;
  font-family: "STKaiti", "KaiTi", cursive;
  font-size: 5.6cqw;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
  color: #fff;
  white-space: nowrap;
}

.consult-modal__title span {
  color: #ffdc18;
}

.consult-modal__contact {
  position: absolute;
  top: 38.6%;
  display: grid;
  grid-template-columns: 7.06cqw 1fr;
  align-items: center;
  gap: 1.18cqw;
  line-height: 1.15;
}

.consult-modal__contact--phone {
  left: 11.8%;
  width: 28%;
}

.consult-modal__contact--address {
  left: 42.9%;
  width: 47%;
}

.consult-modal__contact > img {
  width: 7.06cqw;
  height: 7.06cqw;
}

.consult-modal__contact span,
.consult-modal__contact strong {
  display: block;
  white-space: nowrap;
}

.consult-modal__contact span {
  margin-bottom: 0.75cqw;
  font-size: 2.5cqw;
  color: #6d7785;
}

.consult-modal__contact strong {
  font-size: 2.8cqw;
  font-weight: 700;
  color: #111;
}

.consult-modal__qr {
  position: absolute;
  top: 54.8%;
  display: grid;
  place-items: center;
  width: 22.1%;
  height: 28.3%;
  padding: 1.6cqw 1.7cqw 1.3cqw;
  border-radius: 1.5cqw;
  background: #fff;
  line-height: 1;
}

.consult-modal__qr--left {
  left: 23.5%;
}

.consult-modal__qr--right {
  left: 54.4%;
}

.consult-modal__qr-image {
  width: 18.5cqw;
  height: 18.5cqw;
  overflow: hidden;
}

.consult-modal__qr-image img {
  display: block;
  width: 100%;
  height: 100%;
}

.consult-modal__qr span {
  font-size: 2.1cqw;
  color: #555;
}

.consult-modal__close {
  position: absolute;
  top: 12%;
  right: 1.55%;
  width: 6.18%;
  height: auto;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.consult-modal__close img {
  display: block;
  width: 100%;
}

.consult-modal__close:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

@media (max-width: 1100px) {
  .hero-inner,
  .pain-layout,
  .reasons-layout,
  .product-row,
  .product-row.reverse {
    grid-template-columns: 1fr;
  }

  .pain-layout {
    padding-inline: 0;
  }

  .hero-copy,
  .hero-visual,
  .product-copy,
  .product-media {
    order: initial;
  }

  .product-row.reverse .product-media {
    order: 1;
  }

  .product-row.reverse .product-copy {
    order: 2;
  }

  .hero-visual,
  .pain-center,
  .reason-wheel {
    justify-content: center;
  }

  .pain-icon {
    top: 10px;
    left: 16px;
    width: 64px;
    height: 64px;
  }

  .pain-col.right .pain-icon {
    right: 16px;
    left: auto;
  }

  .pain-card h3 {
    left: 94px;
  }

  .pain-col.right .pain-card h3 {
    right: 94px;
  }

  .hero-copy {
    padding-left: 0;
    transform: none;
  }

  .hero-visual {
    transform: none;
  }

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

  .partner-grid {
    grid-template-columns: repeat(4, 116px);
  }
}

@media (max-width: 760px) {
  .section {
    padding: 64px 0;
  }

  .header-inner {
    min-height: 60px;
  }

  .brand img {
    height: 30px;
  }

  .phone-link {
    font-size: 13px;
  }

  .hero-inner {
    min-height: auto;
    padding: 36px 0 34px;
  }

  .hero-text {
    max-width: none;
    font-size: 14px;
  }

  .hero-dots {
    bottom: 16px;
  }

  .product-row {
    padding: 0;
    min-height: 0;
  }

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

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

  .footer-inner {
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  :root {
    --container: calc(100vw - 24px);
  }

  .header-inner {
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    padding: 12px 0;
  }

  .hero h1 {
    font-size: 42px;
  }

  .hero-actions,
  .section-action {
    flex-direction: column;
    align-items: stretch;
  }

  .primary-btn {
    width: 100%;
    min-height: 48px;
    font-size: 15px;
  }

  .line-btn {
    min-width: 118px;
    min-height: 44px;
    font-size: 14px;
  }

  .section-title {
    align-items: flex-start;
    justify-content: flex-start;
    text-align: left;
  }

  .section-title h2 {
    font-size: 28px;
  }

  .section-title .title-dot,
  .section-title .title-ring {
    display: none;
  }

  .pain-card p,
  .product-copy p,
  .mini-card p,
  .reason-item p {
    font-size: 14px;
  }

  .mini-grid,
  .partner-grid,
  .footer-qrs {
    grid-template-columns: 1fr;
  }

  .qr-card img {
    width: 110px;
  }

  .patent-track {
    min-height: 320px;
  }

  .patent-slide img {
    height: 260px;
  }

  .patent-slide[data-stack-position="-2"] {
    transform: translate(-50%, -50%) translateX(-154px) scale(0.52);
  }

  .patent-slide[data-stack-position="-1"] {
    transform: translate(-50%, -50%) translateX(-82px) scale(0.72);
  }

  .patent-slide[data-stack-position="1"] {
    transform: translate(-50%, -50%) translateX(82px) scale(0.72);
  }

  .patent-slide[data-stack-position="2"] {
    transform: translate(-50%, -50%) translateX(154px) scale(0.52);
  }

  .consult-modal {
    padding: 8px;
  }

  .consult-modal__panel {
    width: min(680px, calc(100vw - 16px));
  }
}