:root {
  --bg: #f5f9ff;
  --card: #ffffff;
  --text: #0f2b59;
  --text-muted: #4f6b96;
  --line: rgba(77, 135, 230, 0.2);
  --primary: #2671e9;
  --primary-2: #3da4ff;
  --ok: #16a96a;
  --radius: 16px;
  --shadow: 0 12px 32px rgba(6, 15, 33, 0.45);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: radial-gradient(1200px 600px at 20% -20%, #d6e6ff 0%, transparent 60%),
    radial-gradient(1000px 500px at 120% 10%, #d4f0ff 0%, transparent 60%), var(--bg);
  color: var(--text);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif;
  scroll-behavior: smooth;
}

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

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  z-index: 100;
  background: linear-gradient(90deg, var(--primary), var(--primary-2));
  box-shadow: 0 0 12px rgba(84, 215, 255, 0.8);
}

.container {
  width: min(1160px, calc(100% - 48px));
  margin: 0 auto;
}

.section {
  position: relative;
  padding: 96px 0;
}

.muted {
  background: linear-gradient(180deg, rgba(222, 235, 255, 0.35), rgba(255, 255, 255, 0.85));
}

.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(71, 131, 223, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(71, 131, 223, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 30%, black, transparent 80%);
  z-index: -3;
}

.bg-orb {
  position: fixed;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(40px);
  opacity: 0.2;
  z-index: -2;
  transition: transform 0.2s linear;
}

.orb-a {
  background: #6ea0ff;
  top: -120px;
  left: -120px;
}

.orb-b {
  background: #70dbff;
  right: -100px;
  top: 30%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.86);
  border-bottom: 1px solid rgba(98, 147, 228, 0.2);
}

.header-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}

.brand-logo {
  width: 24px;
  height: 24px;
  object-fit: contain;
  display: block;
}

.brand-name {
  color: #1f4f8f;
  font-size: 15px;
  letter-spacing: 0.01em;
}

.nav {
  display: inline-flex;
  gap: 24px;
  color: var(--text-muted);
}

.nav a {
  position: relative;
  transition: color 0.25s ease;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--primary), var(--primary-2));
  transition: width 0.25s ease;
}

.nav a:hover {
  color: var(--text);
}

.nav a.active {
  color: #1f4f8f;
}

.nav a:hover::after {
  width: 100%;
}

.nav a.active::after {
  width: 100%;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 42px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

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

.btn-primary {
  color: #ffffff;
  background: linear-gradient(135deg, #2f78ec, #4aa6ff);
  box-shadow: 0 10px 20px rgba(60, 122, 224, 0.28);
}

.btn-ghost {
  color: #2e4f7f;
  border-color: rgba(101, 149, 229, 0.36);
  background: rgba(255, 255, 255, 0.9);
}

.hero {
  padding-top: 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  gap: 34px;
  align-items: stretch;
}

.eyebrow {
  margin: 0 0 12px;
  color: #3d79d2;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.06;
  letter-spacing: -0.03em;
}

h2 {
  margin: 0;
  font-size: clamp(26px, 4.2vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h3 {
  margin: 0 0 10px;
  font-size: 21px;
}

p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.72;
}

.sub {
  margin-top: 16px;
  max-width: 62ch;
}

.hero-actions {
  margin-top: 28px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.stats {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.stat {
  background: #fafdff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 16px;
  box-shadow: var(--shadow);
}

.num {
  font-size: 34px;
  font-weight: 800;
  color: #1a4b8f;
}

.suffix {
  margin-left: 4px;
  color: var(--ok);
  font-weight: 600;
}

.stat p {
  margin-top: 6px;
}

.hero-panel {
  position: relative;
  background: linear-gradient(140deg, rgba(103, 155, 255, 0.2), rgba(255, 255, 255, 0.9));
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 16px;
  overflow: hidden;
  min-height: 386px;
}

.panel-glow {
  position: absolute;
  width: 180px;
  height: 180px;
  right: -30px;
  top: -40px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(95, 173, 255, 0.25), transparent 65%);
}

.hero-panel ul {
  margin: 16px 0 0;
  padding: 0 0 0 18px;
  color: #32537f;
  display: grid;
  gap: 10px;
}

.section-head {
  margin-bottom: 26px;
}

.cards {
  display: grid;
  gap: 14px;
}

.cards.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cards.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.cards.five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.card {
  position: relative;
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 10px 22px rgba(91, 140, 219, 0.12);
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(114, 170, 255, 0.44);
  box-shadow: 0 16px 30px rgba(89, 143, 224, 0.18);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 20%, rgba(102, 168, 255, 0.14), transparent 80%);
  transform: translateX(-120%);
  transition: transform 0.6s ease;
  pointer-events: none;
}

.card:hover::before {
  transform: translateX(120%);
}

.ticker-wrap {
  padding-top: 20px;
  padding-bottom: 20px;
}

.ticker {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(238, 246, 255, 0.95), rgba(226, 239, 255, 0.92));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75), 0 6px 18px rgba(80, 132, 210, 0.12);
}

.ticker::before,
.ticker::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 54px;
  z-index: 2;
  pointer-events: none;
}

.ticker::before {
  left: 0;
  background: linear-gradient(90deg, rgba(236, 246, 255, 0.98), rgba(236, 246, 255, 0));
}

.ticker::after {
  right: 0;
  background: linear-gradient(270deg, rgba(236, 246, 255, 0.98), rgba(236, 246, 255, 0));
}

.ticker-track {
  display: flex;
  gap: 12px;
  white-space: nowrap;
  width: max-content;
  padding: 10px 14px;
  min-width: max-content;
  animation: tickerMove 30s linear infinite;
}

.ticker:hover .ticker-track {
  animation-play-state: paused;
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(123, 173, 244, 0.34);
  background: rgba(255, 255, 255, 0.82);
  color: #2d5f9e;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.ticker-item::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 8px;
  background: linear-gradient(180deg, #5ea5ff, #2d7ae8);
  opacity: 0.85;
}

@keyframes tickerMove {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(calc(-50% - 6px));
  }
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chips span {
  display: inline-flex;
  align-items: center;
  height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(82, 120, 211, 0.08);
  color: #315a90;
  font-size: 14px;
}

.company-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: center;
}

.company-shell {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 20px;
  border: 1px solid rgba(109, 157, 230, 0.2);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(244, 250, 255, 0.86));
  padding: 18px;
}

.company-intro h2 {
  margin-bottom: 12px;
}

.company-partners {
  border-left: 1px dashed rgba(118, 164, 234, 0.3);
  padding-left: 16px;
}

.company-chips {
  margin-top: 16px;
}

.partners-title {
  margin-top: 0;
  margin-bottom: 8px;
  color: #2a5f9f;
  font-weight: 600;
}

.partners-wall {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.partners-wall span {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 12px;
  border: 1px solid rgba(122, 170, 238, 0.35);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: #345f96;
  font-size: 13px;
}

.partners-wall .partners-more {
  border-style: dashed;
  color: #6b88b3;
  background: rgba(245, 250, 255, 0.85);
  min-width: 34px;
  justify-content: center;
}

.partners-marquee {
  margin-top: 4px;
  border: 1px solid rgba(109, 157, 230, 0.22);
  border-radius: 999px;
  overflow: hidden;
  background: rgba(238, 246, 255, 0.75);
}

.partners-track {
  display: inline-flex;
  gap: 10px;
  white-space: nowrap;
  min-width: 100%;
  padding: 8px 12px;
  animation: partnersMove 30s linear infinite;
}

.partners-track span {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 12px;
  border: 1px solid rgba(122, 170, 238, 0.35);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: #345f96;
  font-size: 13px;
}

.partners-marquee:hover .partners-track {
  animation-play-state: paused;
}

.partners-note {
  margin-top: 10px;
  color: #5a7aaa;
  font-size: 13px;
}

@keyframes partnersMove {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.company-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: 0 10px 22px rgba(91, 140, 219, 0.12);
}

.company-metrics {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.company-metrics article {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(76, 122, 232, 0.06);
  padding: 10px 12px;
}

.company-metrics strong {
  display: block;
  color: #1f4f8f;
  font-size: 20px;
  line-height: 1.2;
}

.company-metrics span {
  color: #4b6d9f;
  font-size: 12px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

#ui .gallery-grid .img-card {
  height: 190px;
  object-fit: cover;
}

.core-gallery {
  margin-bottom: 14px;
}

.core-gallery .img-card {
  height: 180px;
  object-fit: cover;
}

.ui-flow {
  margin-top: 16px;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: stretch;
  gap: 10px;
}

.ui-step {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 8px 18px rgba(91, 140, 219, 0.1);
}

.ui-step strong {
  display: block;
  margin-bottom: 6px;
  color: #1f4f8f;
  font-size: 14px;
}

.ui-step p {
  font-size: 13px;
  line-height: 1.6;
}

.ui-arrow {
  align-self: center;
  color: #4a79bf;
  font-weight: 700;
}

.img-card {
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  display: block;
  box-shadow: 0 10px 24px rgba(80, 124, 206, 0.16);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.img-card:hover {
  transform: translateY(-3px) scale(1.01);
  box-shadow: 0 16px 28px rgba(80, 124, 206, 0.22);
}

.hero-carousel {
  position: relative;
}

.carousel-track {
  position: relative;
  min-height: 354px;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  transform: scale(1.015);
  transition: opacity 0.45s ease, transform 0.45s ease;
  pointer-events: none;
}

.carousel-slide.is-active {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}

.carousel-slide img {
  width: 100%;
  height: 354px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid rgba(114, 168, 255, 0.28);
  display: block;
}

.carousel-slide figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 14px 14px 12px;
  border-radius: 0 0 12px 12px;
  background: linear-gradient(180deg, rgba(12, 32, 64, 0), rgba(12, 32, 64, 0.78));
}

.carousel-slide h4 {
  margin: 0 0 4px;
  color: #f6fbff;
  font-size: 16px;
}

.carousel-slide p {
  margin: 0;
  color: rgba(236, 244, 255, 0.95);
  font-size: 13px;
  line-height: 1.5;
}

.carousel-controls {
  position: absolute;
  right: 12px;
  top: 12px;
  display: inline-flex;
  gap: 8px;
  z-index: 2;
}

.carousel-btn {
  width: 28px;
  height: 28px;
  border: 1px solid rgba(152, 191, 245, 0.6);
  border-radius: 50%;
  background: rgba(245, 250, 255, 0.88);
  color: #2a5797;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.carousel-btn:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.98);
}

.carousel-progress {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 8px;
  height: 3px;
  border-radius: 999px;
  background: rgba(224, 237, 255, 0.68);
  overflow: hidden;
  z-index: 2;
}

.carousel-progress span {
  display: block;
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, #5e9af0, #7eb4ff);
}

.carousel-progress span.is-running {
  animation: carouselProgress 4.2s linear forwards;
}

.carousel-dots {
  position: absolute;
  left: 50%;
  bottom: 12px;
  transform: translateX(-50%);
  display: inline-flex;
  gap: 6px;
  z-index: 2;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 0;
  background: rgba(229, 239, 255, 0.8);
  cursor: pointer;
}

.dot.is-active {
  width: 20px;
  border-radius: 999px;
  background: #4d8feb;
}

@keyframes carouselProgress {
  from {
    width: 0%;
  }
  to {
    width: 100%;
  }
}

.arch-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

.arch-diagram {
  border: 1px solid rgba(113, 162, 235, 0.28);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(246, 250, 255, 0.96), rgba(234, 244, 255, 0.9));
  padding: 14px;
  display: grid;
  gap: 12px;
}

.arch-lane {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.arch-lane span {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 38px;
  border-radius: 10px;
  border: 1px solid rgba(119, 170, 245, 0.35);
  background: rgba(255, 255, 255, 0.92);
  color: #1f4f8f;
  font-size: 14px;
  font-weight: 600;
}

.arch-arrow-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: 8px;
  align-items: center;
  color: #3e669f;
  font-size: 13px;
}

.arch-arrow-row i {
  font-style: normal;
  color: #4b82cf;
  font-weight: 700;
}

.arch-bottom {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.arch-item {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(119, 170, 245, 0.26);
  border-radius: 10px;
  padding: 10px;
}

.arch-item strong {
  color: #1f4f8f;
  font-size: 14px;
}

.arch-item p {
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.5;
}

.arch-flow {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(12, 23, 45, 0.6);
  padding: 14px;
}

.flow-node {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(124, 168, 255, 0.28);
  background: rgba(83, 130, 234, 0.08);
  color: #2f588b;
  font-size: 14px;
}

.flow-line {
  flex: 1;
  min-width: 26px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(101, 174, 255, 0.9), transparent);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.96);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th,
td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(125, 164, 241, 0.18);
}

th {
  font-size: 14px;
  color: #3f6092;
  background: rgba(91, 126, 200, 0.08);
}

td {
  color: #385984;
}

.site-footer {
  border-top: 1px solid rgba(130, 160, 205, 0.22);
  padding: 56px 0 70px;
  background: #eef2f7;
}

.footer-inner {
  display: grid;
  grid-template-columns: 0.9fr 1.2fr 0.9fr;
  gap: 24px;
  align-items: start;
}

.footer-intro {
  padding: 0;
}

.footer-intro h2 {
  margin-bottom: 10px;
}

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

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

.footer-link-col h4 {
  margin: 0 0 6px;
  color: #284f86;
  font-size: 16px;
}

.footer-link-col a {
  color: #5a7298;
  font-size: 14px;
  transition: color 0.2s ease, transform 0.2s ease;
}

.footer-link-col a:hover {
  color: #2e67b0;
  transform: translateX(2px);
}

.contact-card {
  display: grid;
  gap: 10px;
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
}

.contact-simple {
  max-width: 680px;
}

.contact-main-title {
  margin: 0;
  color: #1f4f8f;
  font-size: 22px;
  font-weight: 700;
}

.contact-sub {
  margin: 2px 0 6px;
  color: #4f6b96;
}

.wechat-grid {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin: 6px 0 4px;
}

.wechat-item img {
  width: 110px;
  height: 110px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.wechat-item p {
  margin-top: 6px;
  color: #4a6b98;
}

.wechat-item {
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
}

.address-block p {
  margin: 2px 0;
}

.lead-form {
  display: grid;
  gap: 10px;
  margin-bottom: 8px;
}

.lead-form label {
  display: grid;
  gap: 6px;
}

.lead-form span {
  color: #3d5f92;
  font-size: 13px;
}

.lead-form input,
.lead-form select {
  height: 40px;
  border-radius: 10px;
  border: 1px solid rgba(125, 174, 255, 0.32);
  background: rgba(255, 255, 255, 0.96);
  color: #22406d;
  padding: 0 12px;
  outline: none;
}

.lead-form input:focus,
.lead-form select:focus {
  border-color: rgba(91, 186, 255, 0.8);
  box-shadow: 0 0 0 3px rgba(86, 152, 255, 0.15);
}

.form-tip {
  font-size: 12px;
  color: #4b6ea0;
}

.form-tip.success {
  color: #8ff5ae;
}

.contact-card a {
  color: #2f5f9f;
}

.contact-simple p {
  color: #3f618f;
}

.contact-simple strong {
  color: #234f8e;
}

.compatibility {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 16px;
}

.scene-thumb {
  width: 100%;
  height: 190px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid var(--line);
  margin-bottom: 10px;
  transition: transform 0.35s ease;
}

.card:hover .scene-thumb {
  transform: scale(1.03);
}

#scenes .cards.five {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.side-widget {
  position: fixed;
  right: 16px;
  bottom: 96px;
  z-index: 45;
  display: flex;
  align-items: center;
  gap: 10px;
}

.side-actions {
  display: grid;
  gap: 10px;
}

.side-main {
  width: 44px;
  height: 110px;
  border-radius: 10px;
  background: linear-gradient(180deg, #4a93f2, #2f6ec8);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: 2px;
  font-weight: 600;
  box-shadow: 0 8px 20px rgba(61, 122, 212, 0.35);
}

.side-btn {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(123, 176, 255, 0.35);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.95);
  color: #355f97;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  box-shadow: 0 6px 16px rgba(71, 120, 194, 0.2);
}

.side-top {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.side-top.show {
  opacity: 1;
  pointer-events: auto;
}

.side-btn:hover,
.side-main:hover {
  transform: translateY(-2px);
}

.side-contact-panel {
  width: 250px;
  border-radius: 10px;
  border: 1px solid rgba(121, 166, 233, 0.28);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 24px rgba(73, 121, 193, 0.22);
  padding: 14px;
  opacity: 0;
  transform: translateX(6px);
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.side-contact-panel.show {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.side-contact-panel p {
  margin: 2px 0;
  color: #4b658c;
}

.side-contact-panel strong {
  color: #1f4f8f;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  transition-delay: var(--delay, 0ms);
}

.reveal.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1060px) {
  .hero-grid,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-link-groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

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

  .cards.five {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  #scenes .cards.five {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-grid,
  .arch-grid,
  .gallery-grid,
  .company-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .arch-arrow-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .arch-arrow-row i {
    display: none;
  }

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

  .company-shell {
    grid-template-columns: 1fr;
  }

  .company-partners {
    border-left: 0;
    border-top: 1px dashed rgba(118, 164, 234, 0.3);
    padding-left: 0;
    padding-top: 12px;
  }

  .ui-flow {
    grid-template-columns: 1fr;
  }

  .ui-arrow {
    display: none;
  }

  .contact-simple {
    max-width: none;
  }

  .carousel-track {
    min-height: 280px;
  }

  .carousel-slide img {
    height: 280px;
  }

  .hero-panel {
    min-height: auto;
  }

  #ui .gallery-grid .img-card {
    height: 175px;
  }

  .core-gallery .img-card {
    height: 170px;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(1160px, calc(100% - 28px));
  }

  .nav {
    display: none;
  }

  .section {
    padding: 72px 0;
  }

  .stats,
  .cards.three,
  .cards.four,
  .cards.five,
  .feature-grid,
  .arch-grid,
  .gallery-grid,
  .company-grid {
    grid-template-columns: 1fr;
  }

  .arch-lane,
  .arch-bottom {
    grid-template-columns: 1fr;
  }

  .flow-line {
    display: none;
  }

  .arch-flow {
    gap: 8px;
  }

  .flow-node {
    width: 100%;
  }

  .ui-flow {
    grid-template-columns: 1fr;
  }

  .ui-arrow {
    display: none;
  }

  .wechat-grid {
    gap: 12px;
  }

  .footer-link-groups {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  #scenes .cards.five {
    grid-template-columns: 1fr;
  }

  .scene-thumb {
    height: 210px;
  }

  .carousel-track {
    min-height: 235px;
  }

  .carousel-slide img {
    height: 235px;
  }

  .carousel-slide h4 {
    font-size: 14px;
  }

  .carousel-slide p {
    font-size: 12px;
  }

  .side-widget {
    right: 10px;
    bottom: 70px;
  }

  .side-contact-panel {
    width: 210px;
  }

  #ui .gallery-grid .img-card {
    height: 200px;
  }

  .core-gallery .img-card {
    height: 200px;
  }
}