:root {
  --primary: #8c6de6;
  --primary-hover: #7E5DDD;
  --page-bg: #DDE0F4;
  --soft-bg: #F7F7FC;
  --pale-bg: #EEF0FA;
  --white: #FFFFFF;
  --text: #2E2E3A;
  --muted: #66667A;
  --border: rgba(140,109,230,0.16);
  --shadow: 0 14px 36px rgba(140,109,230,0.10);
  --footer: #4B4A6B;
  --footer-text: #F3F2FB;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #DDE0F4 0%, #EEF0FA 48%, #F7F7FC 100%);
  line-height: 1.75;
}

body.drawer-open {
  overflow: hidden;
}

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

img {
  display: block;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 9999;
  background: #DDE0F4;
  backdrop-filter: blur(10px);
  box-shadow: 0 6px 18px rgba(140,109,230,0.08);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  min-height: 78px;
  padding: 0 20px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
}

.brand img,
.mobile-logo img,
.drawer-logo img,
.footer-brand img {
  width: 138px;
  height: auto;
  object-fit: contain;
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: 4px;
  flex-wrap: wrap;
}

.main-nav a {
  color: #554B7A;
  font-size: 15px;
  padding: 8px 13px;
  border-radius: 999px;
  transition: 0.25s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--primary);
  background: rgba(255,255,255,0.78);
  box-shadow: inset 0 0 0 1px var(--border);
}

.main-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 22px;
  background: #8c6de6;
  color: #fff;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: 0 10px 22px rgba(140,109,230,0.22);
  transition: 0.25s ease;
  white-space: nowrap;
}

.main-btn:hover {
  background: #7E5DDD;
  transform: translateY(-1px);
  box-shadow: 0 14px 26px rgba(140,109,230,0.28);
}

.mobile-header {
  display: none;
  min-height: 68px;
  padding: 0 14px;
  align-items: center;
  justify-content: space-between;
}

.menu-toggle,
.drawer-close,
.slider-arrow {
  border: 0;
  cursor: pointer;
  font-family: inherit;
}

.menu-toggle {
  width: 44px;
  height: 44px;
  border-radius: 16px;
  background: rgba(255,255,255,0.76);
  border: 1px solid var(--border);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.menu-toggle span {
  width: 20px;
  height: 2px;
  background: var(--primary);
  border-radius: 99px;
}

.mobile-register {
  min-height: 38px;
  padding: 0 14px;
  font-size: 13px;
}

.drawer-mask {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0,0,0,0.36);
  opacity: 0;
  pointer-events: none;
  transition: 0.25s ease;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10001;
  width: 82vw;
  max-width: 320px;
  height: 100vh;
  background: linear-gradient(180deg, #FFFFFF 0%, #F7F7FC 100%);
  box-shadow: 18px 0 40px rgba(75,74,107,0.20);
  transform: translateX(-105%);
  transition: transform 0.32s ease;
  padding: 18px;
  overflow-y: auto;
}

.drawer-open .mobile-drawer {
  transform: translateX(0);
}

.drawer-open .drawer-mask {
  opacity: 1;
  pointer-events: auto;
}

.drawer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.drawer-close {
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: #EEF0FA;
  color: var(--primary);
  font-size: 26px;
  line-height: 1;
}

.drawer-nav {
  display: grid;
  gap: 10px;
}

.drawer-nav a {
  padding: 13px 14px;
  border-radius: 16px;
  background: rgba(238,240,250,0.74);
  color: #554B7A;
  border: 1px solid transparent;
}

.drawer-nav a.active,
.drawer-nav a:hover {
  color: var(--primary);
  border-color: var(--border);
  background: #fff;
}

.site-main {
  min-height: 70vh;
}

.container {
  width: min(1200px, calc(100% - 36px));
  margin: 0 auto;
}

.section {
  padding: 56px 0;
}

.section-tight {
  padding: 30px 0;
}

.section-head {
  max-width: 780px;
  margin: 0 auto 28px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  background: rgba(255,255,255,0.72);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 14px;
  font-weight: 700;
}

h1,
h2,
h3 {
  color: #8c6de6;
  line-height: 1.28;
  margin: 0 0 14px;
}

h1 {
  font-size: clamp(32px, 5vw, 54px);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(26px, 3vw, 38px);
}

h3 {
  font-size: 22px;
}

p {
  margin: 0 0 14px;
}

.lead {
  font-size: 18px;
  color: var(--muted);
}

.text-link {
  color: #8c6de6;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.text-link:hover {
  color: #7E5DDD;
}

.banner-slider {
  max-width: 1200px;
  height: 400px;
  margin: 28px auto 36px;
  border-radius: 20px;
  background: #FFFFFF;
  box-shadow: 0 18px 40px rgba(140,109,230,0.10);
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(255,255,255,0.65);
}

.banner-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.55s ease, visibility 0.55s ease;
  background: linear-gradient(135deg, #FFFFFF, #EEF0FA);
}

.banner-slide.active {
  opacity: 1;
  visibility: visible;
}

.banner-slide img,
.banner-slider img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255,255,255,0.75);
  border: 1px solid rgba(140,109,230,0.18);
  color: #8c6de6;
  font-size: 26px;
  line-height: 1;
  z-index: 2;
  box-shadow: 0 10px 24px rgba(75,74,107,0.12);
}

.slider-arrow:hover {
  background: rgba(255,255,255,0.92);
}

.slider-prev {
  left: 18px;
}

.slider-next {
  right: 18px;
}

.slider-dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 18px;
  display: flex;
  justify-content: center;
  gap: 9px;
  z-index: 2;
}

.slider-dot {
  width: 11px;
  height: 11px;
  border-radius: 99px;
  border: 0;
  background: rgba(140,109,230,0.25);
  cursor: pointer;
  transition: 0.25s ease;
}

.slider-dot.active {
  width: 28px;
  background: #8c6de6;
}

.quick-capsules {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 3px 2px 14px;
  scrollbar-width: thin;
}

.quick-card {
  min-width: 180px;
  flex: 1;
  background: rgba(255,255,255,0.86);
  border: 1px solid rgba(140,109,230,0.16);
  border-radius: 22px;
  padding: 18px;
  box-shadow: 0 12px 30px rgba(140,109,230,0.08);
  transition: 0.25s ease;
}

.quick-card:hover {
  border-color: rgba(140,109,230,0.38);
  transform: translateY(-2px);
}

.quick-num,
.info-num,
.card-tag,
.step-num {
  color: #8c6de6;
  font-weight: 900;
}

.quick-card strong {
  display: block;
  color: var(--text);
  margin: 4px 0 5px;
}

.quick-card span {
  color: var(--muted);
  font-size: 14px;
}

.intro-strip,
.notice-strip,
.app-band,
.hero-panel {
  background: linear-gradient(135deg, rgba(255,255,255,0.94), rgba(247,247,252,0.86));
  border: 1px solid rgba(140,109,230,0.16);
  border-radius: 28px;
  box-shadow: 0 14px 36px rgba(140,109,230,0.10);
}

.intro-strip {
  padding: 26px 30px;
  color: var(--muted);
}

.info-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.card,
.zone-card,
.info-card,
.faq-item,
.service-card,
.feature-card,
.contact-card {
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(140,109,230,0.16);
  box-shadow: 0 14px 36px rgba(140,109,230,0.10);
  border-radius: 24px;
}

.info-card,
.service-card,
.feature-card,
.contact-card {
  padding: 24px;
}

.alternating {
  display: grid;
  gap: 32px;
}

.feature-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: center;
  gap: 34px;
  padding: 28px;
  border-radius: 32px;
  background: rgba(255,255,255,0.55);
  border: 1px solid rgba(255,255,255,0.65);
}

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

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

.feature-media {
  background: #FFFFFF;
  border-radius: 26px;
  padding: 14px;
  border: 1px solid rgba(140,109,230,0.12);
  box-shadow: var(--shadow);
}

.content-img,
.zone-card img,
.app-section img,
.banner-slider img,
.hero-image img {
  max-width: 100%;
  height: auto;
}

.content-img {
  width: 100%;
  max-height: 330px;
  object-fit: contain;
  border-radius: 20px;
  background: #F7F7FC;
}

.feature-list,
.clean-list {
  margin: 16px 0 18px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.feature-list li,
.clean-list li {
  position: relative;
  padding-left: 22px;
  color: var(--muted);
}

.feature-list li::before,
.clean-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #8c6de6;
  box-shadow: 0 0 0 4px rgba(140,109,230,0.12);
}

.zone-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.zone-card {
  overflow: hidden;
}

.zone-media {
  padding: 12px 12px 0;
}

.zone-media img {
  width: 100%;
  height: 160px;
  object-fit: contain;
  border-radius: 18px;
  background: #EEF0FA;
}

.zone-body {
  padding: 20px;
}

.text-only-card {
  min-height: 100%;
  padding: 28px;
  background:
    radial-gradient(circle at top right, rgba(140,109,230,0.15), transparent 34%),
    rgba(255,255,255,0.92);
}

.app-band {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 30px;
  align-items: center;
  padding: 32px;
}

.app-visual {
  background: #FFFFFF;
  border-radius: 28px;
  padding: 18px;
  border: 1px solid rgba(140,109,230,0.14);
}

.app-visual img {
  width: 100%;
  max-height: 360px;
  object-fit: contain;
}

.point-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 18px 0;
}

.point {
  padding: 14px 16px;
  border-radius: 16px;
  background: #EEF0FA;
  color: #554B7A;
  border: 1px solid rgba(140,109,230,0.12);
}

.security-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 24px;
}

.security-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.faq-grid {
  display: grid;
  gap: 14px;
}

.faq-item {
  padding: 22px 24px;
}

.notice-strip {
  padding: 26px 28px;
}

.inner-hero {
  padding: 46px 0 28px;
}

.hero-panel {
  padding: 42px;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 30px;
  align-items: center;
}

.hero-panel.no-image {
  grid-template-columns: 1fr;
}

.hero-image {
  background: #FFFFFF;
  border: 1px solid rgba(140,109,230,0.12);
  border-radius: 26px;
  padding: 14px;
  box-shadow: var(--shadow);
}

.hero-image img {
  width: 100%;
  max-height: 360px;
  object-fit: contain;
  border-radius: 18px;
  background: #F7F7FC;
}

.content-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: start;
}

.article-card {
  padding: 30px;
}

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

.side-stack {
  display: grid;
  gap: 16px;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.site-footer {
  background: #4B4A6B;
  color: #F3F2FB;
  margin-top: 64px;
}

.footer-inner {
  width: min(1200px, calc(100% - 36px));
  margin: 0 auto;
  padding: 48px 0 34px;
  display: grid;
  grid-template-columns: 1.4fr 0.7fr 0.7fr 1fr;
  gap: 30px;
}

.footer-brand img {
  filter: drop-shadow(0 10px 18px rgba(0,0,0,0.14));
  margin-bottom: 16px;
}

.footer-brand p,
.footer-note p,
.footer-bottom p {
  color: rgba(243,242,251,0.80);
}

.footer-links {
  display: grid;
  gap: 8px;
  align-content: start;
}

.footer-links h3,
.footer-note h3 {
  color: #FFFFFF;
  font-size: 18px;
}

.footer-links a {
  color: rgba(243,242,251,0.82);
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  text-align: center;
  padding: 16px;
}

@media (max-width: 1024px) {
  .desktop-header {
    display: none;
  }

  .mobile-header {
    display: flex;
  }

  .banner-slider {
    height: 300px;
    margin: 20px 18px 30px;
  }

  .info-board,
  .zone-grid,
  .footer-inner {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-panel,
  .content-grid,
  .app-band,
  .security-layout {
    grid-template-columns: 1fr;
  }

  .feature-row,
  .feature-row.reverse {
    grid-template-columns: 1fr;
  }

  .feature-row.reverse .feature-media,
  .feature-row.reverse .feature-copy {
    order: initial;
  }

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

@media (max-width: 640px) {
  body {
    line-height: 1.68;
  }

  .container {
    width: min(100% - 28px, 1200px);
  }

  .section {
    padding: 38px 0;
  }

  .mobile-logo img {
    width: 118px;
  }

  .banner-slider {
    height: 218px;
    border-radius: 18px;
  }

  .banner-slide img {
    object-fit: contain;
    background: #fff;
  }

  .slider-arrow {
    width: 36px;
    height: 36px;
    font-size: 21px;
  }

  .slider-prev {
    left: 10px;
  }

  .slider-next {
    right: 10px;
  }

  .info-board,
  .zone-grid,
  .point-grid,
  .security-cards,
  .two-col,
  .steps-grid,
  .contact-grid,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .feature-row,
  .hero-panel,
  .app-band {
    padding: 20px;
    border-radius: 24px;
  }

  .content-img,
  .hero-image img,
  .app-visual img {
    max-height: 260px;
  }

  .zone-media img {
    height: 140px;
  }

  .footer-inner {
    padding-top: 38px;
  }

  .main-btn {
    min-height: 38px;
    padding: 0 16px;
  }

  .article-card,
  .info-card,
  .service-card,
  .feature-card,
  .contact-card {
    padding: 20px;
  }
}