/* ==============================
   Design Tokens
   ============================== */
:root {
  --primary: #4dc9f6;
  --primary-glow: rgba(77, 201, 246, 0.5);
  --secondary: #7c3aed;
  --secondary-glow: rgba(124, 58, 237, 0.5);
  --accent: #a78bfa;
  --accent-glow: rgba(167, 139, 250, 0.4);
  --bg-deep: #060b1a;
  --bg-section: #080d24;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-glow: rgba(77, 201, 246, 0.25);
  --text-primary: #e0e6f0;
  --text-muted: rgba(255, 255, 255, 0.45);
  --text-dim: rgba(255, 255, 255, 0.25);
  --gradient-primary: linear-gradient(135deg, #4dc9f6, #7c3aed);
  --gradient-text: linear-gradient(135deg, #4dc9f6 0%, #a78bfa 50%, #7c3aed 100%);
  --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
}

/* ==============================
   Base Reset
   ============================== */
*, *::before, *::after {
  margin: 0; padding: 0; box-sizing: border-box;
}
html { scroll-behavior: smooth; scroll-snap-type: y mandatory; }
body, html {
  max-width: 1920px; margin: 0 auto; overflow-x: hidden;
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg-deep); color: var(--text-primary);
}

/* ==============================
   Full-Page Scroll Snap
   ============================== */
.banner,
.server,
.stats-section,
.hexin-section,
.cooperation-section,
.pricing-section,
.hangye,
.comment,
.m4_footer {
  scroll-snap-align: start; scroll-snap-stop: always; min-height: 100vh;
}
.server,
.stats-section,
.hexin-section,
.cooperation-section,
.pricing-section,
.hangye,
.comment,
.m4_footer {
  display: flex; flex-direction: column; justify-content: center;
}
/* .banner 已有 position:absolute 布局，不做 flex */

/* ==============================
   Page Dot Navigation
   ============================== */
.page-dots {
  display: none;
}
.page-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(255,255,255,0.2); cursor: pointer; transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255,255,255,0.1); position: relative;
}
.page-dot:hover { background: rgba(77,201,246,0.5); border-color: rgba(77,201,246,0.6); transform: scale(1.3); }
.page-dot.active {
  background: var(--primary); border-color: var(--primary);
  box-shadow: 0 0 14px var(--primary-glow), 0 0 4px var(--primary);
  transform: scale(1.15);
}
.page-dot .dot-label {
  position: absolute; right: 22px; top: 50%; transform: translateY(-50%);
  white-space: nowrap; font-size: 12px; color: #fff; opacity: 0;
  background: rgba(0,0,0,0.7); padding: 3px 10px; border-radius: 3px;
  pointer-events: none; transition: opacity 0.3s;
}
.page-dot:hover .dot-label { opacity: 1; }

/* ==============================
   Section Entrance Animations
   ============================== */
/* Shared: section entering state */
.section-entered .w1200 > * {
  animation-fill-mode: both;
}

/* Section 2 - 产品服务: scale + fade up */
.server.section-entered .chanpinbox li { animation: secSlideUp 0.9s cubic-bezier(0.22, 1, 0.36, 1) both; }
.server.section-entered .chanpinbox li:nth-child(1) { animation-delay: 0.05s; }
.server.section-entered .chanpinbox li:nth-child(2) { animation-delay: 0.2s; }
.server.section-entered .chanpinbox li:nth-child(3) { animation-delay: 0.35s; }

/* Section 3 - 数据统计: bounce in */
.stats-section.section-entered .stat-item { animation: secBounceIn 1s cubic-bezier(0.34, 1.56, 0.64, 1) both; }
.stats-section.section-entered .stat-item:nth-child(1) { animation-delay: 0s; }
.stats-section.section-entered .stat-item:nth-child(2) { animation-delay: 0.12s; }
.stats-section.section-entered .stat-item:nth-child(3) { animation-delay: 0.24s; }
.stats-section.section-entered .stat-item:nth-child(4) { animation-delay: 0.36s; }

/* Section 4 - 核心优势: flip 3d */
.hexin-section.section-entered .hexinCard { animation: secFlipIn 0.9s cubic-bezier(0.22, 1, 0.36, 1) both; }
.hexin-section.section-entered .hexinCard:nth-child(1) { animation-delay: 0s; }
.hexin-section.section-entered .hexinCard:nth-child(2) { animation-delay: 0.1s; }
.hexin-section.section-entered .hexinCard:nth-child(3) { animation-delay: 0.2s; }
.hexin-section.section-entered .hexinCard:nth-child(4) { animation-delay: 0.3s; }
.hexin-section.section-entered .hexinCard:nth-child(5) { animation-delay: 0.4s; }
.hexin-section.section-entered .hexinCard:nth-child(6) { animation-delay: 0.5s; }

/* Section 5 - 合作流程: slide from left */
.cooperation-section.section-entered .flow-step { animation: secSlideLeft 0.8s cubic-bezier(0.22, 1, 0.36, 1) both; }
.cooperation-section.section-entered .flow-step:nth-child(1) { animation-delay: 0.05s; }
.cooperation-section.section-entered .flow-step:nth-child(2) { animation-delay: 0.2s; }
.cooperation-section.section-entered .flow-step:nth-child(3) { animation-delay: 0.35s; }
.cooperation-section.section-entered .flow-step:nth-child(4) { animation-delay: 0.5s; }

/* Section 6 - 产品价格: scale up */
.pricing-section.section-entered .chanpinbox li { animation: secScaleUp 0.9s cubic-bezier(0.34, 1.56, 0.64, 1) both; }
.pricing-section.section-entered .chanpinbox li:nth-child(1) { animation-delay: 0s; }
.pricing-section.section-entered .chanpinbox li:nth-child(2) { animation-delay: 0.15s; }
.pricing-section.section-entered .chanpinbox li:nth-child(3) { animation-delay: 0.3s; }

/* Section 7 - 行业案例: fade up */
.hangye.section-entered .hangyeBox { animation: secSlideUp 1s cubic-bezier(0.22, 1, 0.36, 1) both; }

/* Section 8 - 客户评价: fade in */
.comment.section-entered .comment-list li { animation: secFadeIn 0.8s ease-out both; }
.comment.section-entered .comment-list li:nth-child(1) { animation-delay: 0s; }
.comment.section-entered .comment-list li:nth-child(2) { animation-delay: 0.12s; }
.comment.section-entered .comment-list li:nth-child(3) { animation-delay: 0.24s; }

/* Section 9 - Footer */
.m4_footer.section-entered .footerBox { animation: secSlideUp 0.9s cubic-bezier(0.22, 1, 0.36, 1) both; }

/* ==============================
   Entrance Animation Keyframes
   ============================== */
@keyframes secSlideUp {
  from { opacity: 0; transform: translateY(120px); filter: blur(10px); }
  to   { opacity: 1; transform: translateY(0); filter: blur(0); }
}
@keyframes secBounceIn {
  0% { opacity: 0; transform: scale(0.15); filter: blur(12px); }
  60% { opacity: 1; transform: scale(1.08); filter: blur(0); }
  100% { opacity: 1; transform: scale(1); filter: blur(0); }
}
@keyframes secFlipIn {
  from { opacity: 0; transform: perspective(800px) rotateX(-35deg) rotateY(25deg) scale(0.5); filter: blur(10px); }
  to   { opacity: 1; transform: perspective(800px) rotateX(0) rotateY(0) scale(1); filter: blur(0); }
}
@keyframes secSlideLeft {
  from { opacity: 0; transform: translateX(-180px); filter: blur(8px); }
  to   { opacity: 1; transform: translateX(0); filter: blur(0); }
}
@keyframes secScaleUp {
  0% { opacity: 0; transform: scale(0.15); filter: blur(12px); }
  55% { opacity: 1; transform: scale(1.06); filter: blur(0); }
  100% { opacity: 1; transform: scale(1); filter: blur(0); }
}
@keyframes secFadeIn {
  from { opacity: 0; transform: translateY(50px) scale(0.75); filter: blur(6px); }
  to   { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
}
/* Section title glow pulse on enter */
.server.section-entered .tit .tit_top,
.stats-section.section-entered .tit .tit_top,
.hexin-section.section-entered .tit .tit_top,
.cooperation-section.section-entered .tit .tit_top,
.pricing-section.section-entered .tit .tit_top,
.hangye.section-entered .tit .tit_top,
.comment.section-entered .tit .tit_top {
  animation: secTitleGlow 1.5s ease-out both;
}
@keyframes secTitleGlow {
  0% { text-shadow: 0 0 0 rgba(77,201,246,0); letter-spacing: 8px; opacity: 0; transform: translateY(-30px) scale(0.7); filter: blur(6px); }
  50% { text-shadow: 0 0 60px rgba(77,201,246,1), 0 0 120px rgba(77,201,246,0.6), 0 0 200px rgba(124,58,237,0.4); letter-spacing: normal; opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
  70% { text-shadow: 0 0 40px rgba(77,201,246,0.6), 0 0 80px rgba(77,201,246,0.3); }
  100% { text-shadow: 0 0 12px rgba(77,201,246,0.3); letter-spacing: normal; opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
}
a { text-decoration: none; color: inherit; }
a:hover { color: var(--primary); }
ul, ol { list-style: none; }
img { border: 0; max-width: 100%; }
::selection { background: var(--primary); color: var(--bg-deep); }

/* ==============================
   Unified Global Background
   ============================== */

/* Layer 1: Animated gradient orbs */
.bg-orb {
  position: fixed; z-index: 0; pointer-events: none;
  border-radius: 50%; will-change: transform;
}
.orb-1 {
  width: 700px; height: 700px; top: -15%; left: -12%;
  background: radial-gradient(circle at 40% 40%, rgba(77, 201, 246, 0.10), transparent 70%);
  animation: orbFloat1 28s ease-in-out infinite;
}
.orb-2 {
  width: 600px; height: 600px; top: 45%; right: -8%;
  background: radial-gradient(circle at 60% 50%, rgba(124, 58, 237, 0.09), transparent 70%);
  animation: orbFloat2 33s ease-in-out infinite;
}
.orb-3 {
  width: 500px; height: 500px; bottom: 15%; left: 25%;
  background: radial-gradient(circle at 50% 50%, rgba(167, 139, 250, 0.07), transparent 70%);
  animation: orbFloat3 38s ease-in-out infinite;
}
.orb-4 {
  width: 650px; height: 650px; top: 70%; left: 55%;
  background: radial-gradient(circle at 30% 30%, rgba(77, 201, 246, 0.06), transparent 70%);
  animation: orbFloat4 42s ease-in-out infinite;
}
@keyframes orbFloat1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(80px, 40px) scale(1.08); }
  50% { transform: translate(20px, 80px) scale(0.94); }
  75% { transform: translate(-40px, 20px) scale(1.05); }
}
@keyframes orbFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(-70px, 50px) scale(1.06); }
  50% { transform: translate(-30px, -40px) scale(0.92); }
  75% { transform: translate(50px, -20px) scale(1.04); }
}
@keyframes orbFloat3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(60px, -30px) scale(1.1); }
  50% { transform: translate(-50px, -60px) scale(0.95); }
  75% { transform: translate(-20px, 40px) scale(1.03); }
}
@keyframes orbFloat4 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(-90px, -20px) scale(1.07); }
  50% { transform: translate(40px, 60px) scale(0.93); }
  75% { transform: translate(30px, -50px) scale(1.06); }
}

/* Orb energy pulse rings */
.bg-orb::after {
  content: ''; position: absolute; inset: -20px; border-radius: 50%;
  border: 1px solid rgba(77,201,246,0.12);
  animation: orbPulse 5s ease-out infinite;
  pointer-events: none;
}
.orb-2::after { animation-delay: 1.2s; border-color: rgba(124,58,237,0.12); }
.orb-3::after { animation-delay: 2.5s; border-color: rgba(167,139,250,0.12); }
.orb-4::after { animation-delay: 3.8s; }
@keyframes orbPulse {
  0% { transform: scale(0.7); opacity: 0.6; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* Layer 2: Full-page cyber grid */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(77, 201, 246, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 201, 246, 0.025) 1px, transparent 1px);
  background-size: 64px 64px;
}

/* Layer 3: Film grain noise texture */
body::after {
  content: '';
  position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat; background-size: 200px 200px;
}


/* ==============================
   Mouse Glow Follower
   ============================== */
#mouseGlow {
  position: fixed; z-index: 9999; pointer-events: none;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(77, 201, 246, 0.06), rgba(124, 58, 237, 0.03) 40%, transparent 70%);
  transform: translate(-50%, -50%); transition: opacity 0.3s;
  will-change: left, top;
}
#mouseGlow.hidden { opacity: 0; }

/* ==============================
   Utilities
   ============================== */
.w1200 { width: 1200px; max-width: 100%; margin: 0 auto; padding: 0 20px; position: relative; z-index: 3; }
.fl { float: left; }
.fr { float: right; }
.clear:after { content: ""; display: table; clear: both; }
.text-write { color: #fff !important; }

/* ==============================
   Section Title (enhanced)
   ============================== */
.tit { text-align: center; }
.tit .tit_top {
  font-size: 42px; font-weight: 800; color: #fff;
  letter-spacing: 3px; position: relative; display: inline-block;
  text-shadow: 0 0 40px rgba(77, 201, 246, 0.15);
}
.tit .tit_top::after {
  content: ""; display: block; width: 60px; height: 3px;
  background: var(--gradient-primary);
  margin: 18px auto 0; border-radius: 2px;
  box-shadow: 0 0 12px rgba(77, 201, 246, 0.5);
  animation: titleBarGlow 2.5s ease-in-out infinite;
}
@keyframes titleBarGlow {
  0%, 100% { box-shadow: 0 0 12px rgba(77,201,246,0.5); width: 60px; }
  50% { box-shadow: 0 0 28px rgba(77,201,246,0.9), 0 0 50px rgba(124,58,237,0.4); width: 100px; }
}
/* Neon flicker on section titles */
.tit .tit_top {
  animation: titleNeon 3s ease-in-out infinite;
}
@keyframes titleNeon {
  0%, 100% { text-shadow: 0 0 20px rgba(77,201,246,0.15), 0 0 40px rgba(77,201,246,0.05); }
  50% { text-shadow: 0 0 30px rgba(77,201,246,0.3), 0 0 60px rgba(124,58,237,0.15), 0 0 80px rgba(77,201,246,0.1); }
}
.tit .tit_bom {
  font-size: 15px; color: var(--text-dim); letter-spacing: 8px;
  margin-top: 12px; text-transform: uppercase; font-weight: 300;
  font-family: var(--font-mono);
}
.tit_con {
  color: var(--text-muted); font-size: 16px; line-height: 1.8;
  margin-top: 28px;
}

/* ==============================
   Header Navigation (enhanced glass)
   ============================== */
.m5_hearder {
  position: fixed; width: 100%; height: 64px; line-height: 64px;
  left: 0; top: 0; z-index: 100; margin-top: 0; transition: all 0.4s;
  background: rgba(6, 11, 26, 0.7);
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  border-bottom: 1px solid rgba(77, 201, 246, 0.1);
}
.m5_hearder_pic {
  height: 64px; position: relative; z-index: 2;
  display: flex; align-items: center;
}
.m5_hearder_pic img { height: 46px; width: auto; }
.m5_hearder ul { line-height: 64px; }
.m5_hearder ul li {
  float: left; margin-right: 40px; font-size: 17px;
  cursor: pointer; position: relative;
}
.m5_hearder ul li a {
  color: rgba(255, 255, 255, 0.7); transition: all 0.3s;
  letter-spacing: 1px;
}
.m5_hearder ul li a::after {
  content: ""; display: block; width: 0; height: 2px;
  background: var(--gradient-primary); transition: width 0.3s;
  margin: -18px auto 0;
  box-shadow: 0 0 8px rgba(77, 201, 246, 0.5);
}
.m5_hearder ul li a:hover::after,
.m5_hearder ul li a.active::after { width: 100%; }
.m5_hearder ul li a.active,
.m5_hearder ul li a:hover {
  color: var(--primary);
  text-shadow: 0 0 12px var(--primary-glow);
}
.m5_hearder.scrolled {
  background: rgba(6, 11, 26, 0.92);
  backdrop-filter: blur(30px) saturate(140%);
  -webkit-backdrop-filter: blur(30px) saturate(140%);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
  border-bottom-color: rgba(77, 201, 246, 0.18);
}

/* ==============================
   Banner (enhanced)
   ============================== */
.banner {
  position: relative; height: 100vh; min-height: 700px; z-index: 3;
  background: var(--bg-deep); overflow: hidden;
}
.banner::before {
  content: ''; position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(77, 201, 246, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 60%, rgba(124, 58, 237, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(167, 139, 250, 0.05) 0%, transparent 50%);
}
.banner #canvas { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1; }
.banner::after {
  content: ""; position: absolute; bottom: 0; left: 0; width: 100%;
  height: 250px; z-index: 3; pointer-events: none;
  background: linear-gradient(0deg, var(--bg-deep) 0%, transparent 100%);
}

/* Banner content */
.banner_con {
  position: absolute; width: 100%; color: #fff;
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  text-align: center; z-index: 5;
}
.banner_con1 {
  font-size: 20px; letter-spacing: 10px; color: rgba(255, 255, 255, 0.4);
  margin-bottom: 24px; text-transform: uppercase; font-weight: 300;
  font-family: var(--font-mono);
  opacity: 0; animation: bannerFadeIn 0.8s 0.2s forwards;
}
.banner_con2 {
  font-size: 52px; font-weight: 300; color: rgba(255, 255, 255, 0.8);
  margin-bottom: 16px; letter-spacing: 3px;
  opacity: 0; animation: bannerFadeIn 0.8s 0.5s forwards;
}
.banner_con3 {
  font-size: 72px; font-weight: 800; margin-bottom: 24px;
  color: #ffffff;
  letter-spacing: 4px;
  opacity: 1; position: relative;
}
.banner_con3:hover {
  color: #e8f0fe;
  transition: color 0.3s;
}
/* Glitch text animation */
.banner_con3.glitch-active {
  animation: glitchText 0.3s ease-out;
}
@keyframes glitchText {
  0% { transform: translate(0); filter: drop-shadow(0 0 20px rgba(77,201,246,0.5)); }
  10% { transform: translate(-4px, 2px) skewX(-1deg); filter: drop-shadow(4px 0 0 rgba(124,58,237,0.6)) drop-shadow(-4px 0 0 rgba(77,201,246,0.6)); }
  20% { transform: translate(4px, -2px) skewX(1deg); filter: drop-shadow(-3px 0 0 rgba(167,139,250,0.6)) drop-shadow(3px 0 0 rgba(77,201,246,0.6)); }
  30% { transform: translate(-2px, 1px); filter: drop-shadow(0 0 30px rgba(77,201,246,0.8)); }
  40% { transform: translate(1px, -1px) skewX(-0.5deg); }
  50% { transform: translate(0); filter: drop-shadow(0 0 40px rgba(77,201,246,0.5)); }
  100% { transform: translate(0); filter: drop-shadow(0 0 40px rgba(77,201,246,0.5)); }
}

/* Glitch scan lines on banner */
.banner::after {
  content: ""; position: absolute; bottom: 0; left: 0; width: 100%;
  height: 250px; z-index: 3; pointer-events: none;
  background: linear-gradient(0deg, var(--bg-deep) 0%, transparent 100%);
}
.banner-scanlines {
  position: absolute; inset: 0; z-index: 2; pointer-events: none; opacity: 0.06;
  background: repeating-linear-gradient(
    0deg, transparent, transparent 2px,
    rgba(77,201,246,0.15) 2px, rgba(77,201,246,0.15) 3px
  );
}
.banner_con4 {
  font-size: 20px; letter-spacing: 6px; color: rgba(255, 255, 255, 0.35);
  font-weight: 300; min-height: 28px;
  opacity: 0; animation: bannerFadeIn 0.8s 1.1s forwards;
}
.banner_con4 .cursor-blink {
  display: inline-block; width: 2px; height: 20px;
  background: var(--primary); margin-left: 4px;
  animation: cursorBlink 0.8s infinite; vertical-align: middle;
}
@keyframes bannerFadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes bannerSlideUp {
  from { opacity: 0; transform: translateY(40px) scale(0.9); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.banner-bottom {
  position: absolute; bottom: -1px; left: 0; width: 100%;
  height: 80px; z-index: 4;
}
.banner-bottom svg path { fill: var(--bg-deep); }

/* Scroll indicator */
.banner-scroll {
  position: absolute; bottom: 60px; left: 50%;
  transform: translateX(-50%); z-index: 5;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  opacity: 0; animation: bannerFadeIn 0.8s 1.4s forwards;
}
.banner-scroll span {
  font-size: 12px; color: var(--text-dim); letter-spacing: 4px;
  font-family: var(--font-mono);
}
.banner-scroll .mouse {
  width: 26px; height: 40px; border: 2px solid rgba(255, 255, 255, 0.15);
  border-radius: 14px; position: relative;
}
.banner-scroll .mouse::after {
  content: ""; position: absolute; top: 8px; left: 50%;
  transform: translateX(-50%); width: 4px; height: 8px;
  background: var(--primary); border-radius: 2px;
  box-shadow: 0 0 8px var(--primary-glow);
  animation: mouseScroll 2s infinite;
}
@keyframes mouseScroll {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(14px); }
}

/* ==============================
   Banner Side Panels & Floating Effects
   ============================== */

/* 左侧数据瀑布面板 */
.banner-data-panel {
  position: absolute; left: 40px; top: 50%; transform: translateY(-50%);
  z-index: 4; width: 220px;
  background: rgba(6, 11, 26, 0.6);
  border: 1px solid rgba(77, 201, 246, 0.15);
  border-radius: 12px;
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  padding: 18px 16px; overflow: hidden;
  opacity: 0;
  animation: panelSlideIn 0.8s 1.2s forwards;
}
@keyframes panelSlideIn {
  from { opacity: 0; transform: translateY(-50%) translateX(-30px); }
  to { opacity: 1; transform: translateY(-50%) translateX(0); }
}
.data-panel-header {
  font-size: 11px; letter-spacing: 2px; color: var(--primary);
  font-family: var(--font-mono); margin-bottom: 14px;
  display: flex; align-items: center; gap: 8px;
  border-bottom: 1px solid rgba(77, 201, 246, 0.1); padding-bottom: 10px;
}
.data-dot {
  width: 6px; height: 6px; border-radius: 50%; background: #00ff88;
  box-shadow: 0 0 8px #00ff88; animation: dataDotPulse 2s infinite;
}
@keyframes dataDotPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.5); }
}
.data-stream-list {
  max-height: 300px; overflow: hidden; position: relative;
}
.data-stream-list::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 40px;
  background: linear-gradient(0deg, rgba(6,11,26,0.9), transparent);
  pointer-events: none;
}
.data-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 6px 0; font-size: 12px; font-family: var(--font-mono);
  border-bottom: 1px solid rgba(255,255,255,0.03);
  opacity: 0; transform: translateX(-15px);
}
.banner-data-panel.active .data-row {
  animation: dataRowSlide 0.5s ease-out both;
}
.banner-data-panel.active .data-row:nth-child(1) { animation-delay: 0.1s; }
.banner-data-panel.active .data-row:nth-child(2) { animation-delay: 0.2s; }
.banner-data-panel.active .data-row:nth-child(3) { animation-delay: 0.3s; }
.banner-data-panel.active .data-row:nth-child(4) { animation-delay: 0.4s; }
.banner-data-panel.active .data-row:nth-child(5) { animation-delay: 0.5s; }
.banner-data-panel.active .data-row:nth-child(6) { animation-delay: 0.6s; }
.banner-data-panel.active .data-row:nth-child(7) { animation-delay: 0.7s; }
.banner-data-panel.active .data-row:nth-child(8) { animation-delay: 0.8s; }
.banner-data-panel.active .data-row:nth-child(9) { animation-delay: 0.9s; }
.banner-data-panel.active .data-row:nth-child(10) { animation-delay: 1.0s; }
@keyframes dataRowSlide {
  from { opacity: 0; transform: translateX(-15px); }
  to { opacity: 1; transform: translateX(0); }
}
.data-label { color: rgba(255,255,255,0.4); }
.data-value { color: var(--primary); font-weight: 600; letter-spacing: 0.5px; }
.data-value.status-online { color: #00ff88; text-shadow: 0 0 8px rgba(0,255,136,0.4); }

/* 右侧网络节点面板 */
.banner-network-panel {
  position: absolute; right: 80px; top: 50%; transform: translateY(-50%);
  z-index: 4; width: 280px; height: 320px;
  opacity: 0; animation: panelSlideInRight 0.8s 1.4s forwards;
}
@keyframes panelSlideInRight {
  from { opacity: 0; transform: translateY(-50%) translateX(30px); }
  to { opacity: 1; transform: translateY(-50%) translateX(0); }
}
.network-node {
  position: absolute; width: 42px; height: 42px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-family: var(--font-mono); font-weight: 700;
  color: var(--primary); letter-spacing: 1px;
  background: rgba(6, 11, 26, 0.7);
  border: 1.5px solid rgba(77, 201, 246, 0.3);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 0 15px rgba(77, 201, 246, 0.1), inset 0 0 10px rgba(77, 201, 246, 0.05);
  cursor: default; transition: all 0.3s;
  animation: nodePulse 3s infinite ease-in-out;
}
.network-node::after {
  content: attr(data-label); position: absolute; top: -18px; left: 50%; transform: translateX(-50%);
  font-size: 10px; color: rgba(255,255,255,0.3); white-space: nowrap;
  opacity: 0; transition: opacity 0.3s;
}
.network-node:hover::after { opacity: 1; }
.network-node:hover {
  border-color: var(--primary); box-shadow: 0 0 25px rgba(77, 201, 246, 0.3);
  transform: scale(1.1);
}
.network-node.node-1 { left: 50%; top: 0; transform: translateX(-50%); animation-delay: 0s; }
.network-node.node-2 { left: 10%; top: 25%; animation-delay: 0.5s; }
.network-node.node-3 { left: 70%; top: 22%; animation-delay: 1s; }
.network-node.node-4 { left: 20%; top: 58%; animation-delay: 1.5s; }
.network-node.node-5 { left: 65%; top: 55%; animation-delay: 2s; }
.network-node.node-6 { left: 45%; top: 80%; animation-delay: 2.5s; }
@keyframes nodePulse {
  0%, 100% { box-shadow: 0 0 15px rgba(77, 201, 246, 0.1), inset 0 0 10px rgba(77, 201, 246, 0.05); }
  50% { box-shadow: 0 0 25px rgba(77, 201, 246, 0.2), inset 0 0 15px rgba(77, 201, 246, 0.08); }
}

.network-line {
  position: absolute; height: 1.5px; background: rgba(77, 201, 246, 0.12);
  transform-origin: left center;
  overflow: hidden;
}
.network-line::after {
  content: ''; position: absolute; left: -20px; top: 0; width: 20px; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(77, 201, 246, 0.6), transparent);
  animation: packetMove 3s linear infinite;
}
.network-line.line-1 { left: 50%; top: 21px; width: 80px; transform: rotate(35deg); }
.network-line.line-1::after { animation-delay: 0s; animation-duration: 2.5s; }
.network-line.line-2 { left: 30%; top: 80px; width: 100px; transform: rotate(-15deg); }
.network-line.line-2::after { animation-delay: 1s; animation-duration: 3s; }
.network-line.line-3 { left: 55%; top: 75px; width: 60px; transform: rotate(60deg); }
.network-line.line-3::after { animation-delay: 0.5s; animation-duration: 2s; }
.network-line.line-4 { left: 35%; top: 140px; width: 90px; transform: rotate(25deg); }
.network-line.line-4::after { animation-delay: 1.5s; animation-duration: 2.8s; }
.network-line.line-5 { left: 50%; top: 160px; width: 70px; transform: rotate(-40deg); }
.network-line.line-5::after { animation-delay: 2s; animation-duration: 2.2s; }
@keyframes packetMove {
  0% { left: -20px; }
  100% { left: 100%; }
}

.network-packet {
  position: absolute; width: 6px; height: 6px; border-radius: 50%;
  background: var(--primary); box-shadow: 0 0 8px var(--primary-glow);
  z-index: 5; pointer-events: none;
}

/* 浮动科技标签 */
.banner-floating-tags {
  position: absolute; inset: 0; z-index: 2; pointer-events: none; overflow: hidden;
}
.float-tag {
  position: absolute; font-size: 13px; font-family: var(--font-mono);
  color: rgba(77, 201, 246, 0.15); font-weight: 700; letter-spacing: 2px;
  border: 1px solid rgba(77, 201, 246, 0.08); border-radius: 6px;
  padding: 4px 10px; background: rgba(6, 11, 26, 0.3);
  animation: tagFloat var(--duration, 12s) ease-in-out infinite;
  animation-delay: var(--delay, 0s);
}
.float-tag.tag-1 { left: 8%; top: 15%; --duration: 14s; --delay: 0s; }
.float-tag.tag-2 { left: 15%; top: 65%; --duration: 16s; --delay: 2s; }
.float-tag.tag-3 { left: 82%; top: 12%; --duration: 13s; --delay: 1s; }
.float-tag.tag-4 { left: 88%; top: 70%; --duration: 15s; --delay: 3s; }
.float-tag.tag-5 { left: 25%; top: 80%; --duration: 17s; --delay: 4s; }
.float-tag.tag-6 { left: 70%; top: 85%; --duration: 12s; --delay: 1.5s; }
.float-tag.tag-7 { left: 5%; top: 40%; --duration: 18s; --delay: 2.5s; }
.float-tag.tag-8 { left: 90%; top: 45%; --duration: 14s; --delay: 0.5s; }
.float-tag.tag-9 { left: 35%; top: 10%; --duration: 16s; --delay: 3.5s; }
.float-tag.tag-10 { left: 60%; top: 75%; --duration: 13s; --delay: 5s; }
@keyframes tagFloat {
  0%, 100% { transform: translate(0, 0) rotate(0deg); opacity: 0.08; }
  25% { transform: translate(8px, -12px) rotate(1deg); opacity: 0.18; }
  50% { transform: translate(-4px, 8px) rotate(-0.5deg); opacity: 0.12; }
  75% { transform: translate(6px, 4px) rotate(0.5deg); opacity: 0.16; }
}

/* 激光扫描线 */
.banner-laser-sweep {
  position: absolute; left: 0; top: 0; width: 100%; height: 2px; z-index: 3;
  background: linear-gradient(90deg, transparent, rgba(77, 201, 246, 0.4), rgba(124, 58, 237, 0.3), transparent);
  box-shadow: 0 0 20px rgba(77, 201, 246, 0.2), 0 0 40px rgba(124, 58, 237, 0.1);
  opacity: 0; pointer-events: none;
  animation: laserSweep 8s ease-in-out infinite;
}
@keyframes laserSweep {
  0%, 80%, 100% { opacity: 0; top: 0; }
  5% { opacity: 1; }
  40% { opacity: 1; top: 100%; }
  45% { opacity: 0; top: 100%; }
  50% { top: 0; }
  55% { opacity: 1; }
  75% { opacity: 1; top: 100%; }
  80% { opacity: 0; }
}

/* ==============================
   Products Section (enhanced with glow borders)
   ============================== */
.server {
  background: transparent;
  text-align: center; padding: 100px 0 80px; position: relative;
}
.server .tit .tit_top { color: #fff !important; }
.server .tit .tit_bom { color: var(--text-dim) !important; }

.pricecon {
  margin-top: 60px; display: flex; justify-content: center;
  gap: 30px; flex-wrap: wrap;
}
.pricecon li {
  flex: 1; min-width: 320px; max-width: 380px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px);
  position: relative; cursor: pointer; overflow: hidden;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex; flex-direction: column; padding-bottom: 90px;
}
/* Running border light */
.pricecon li::after {
  content: ''; position: absolute; inset: -1px; border-radius: 20px;
  padding: 1px;
  background: linear-gradient(135deg,
    transparent 30%, rgba(77, 201, 246, 0.3) 50%, transparent 70%);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude; -webkit-mask-composite: xor;
  opacity: 0; transition: opacity 0.5s;
}
.pricecon li:hover::after { opacity: 1; animation: borderRotate 3s linear infinite; }
@keyframes borderRotate {
  0% { background-position: 0% 0%; }
  100% { background-position: 300% 0%; }
}
.pricecon li::before {
  content: ""; position: absolute; top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle at 30% 30%, rgba(77, 201, 246, 0.12), transparent 60%);
  transition: opacity 0.5s; opacity: 0;
}
.pricecon li:hover::before { opacity: 1; }
.pricecon li:hover {
  transform: translateY(-12px);
  border-color: var(--border-glow);
  box-shadow:
    0 20px 60px rgba(77, 201, 246, 0.15),
    0 0 0 1px rgba(77, 201, 246, 0.2) inset,
    0 0 40px rgba(77, 201, 246, 0.08);
}
/* Scan line on hover */
.pricecon li .pricepic {
  width: 100%; padding: 48px 0 36px;
  position: relative; transition: all 0.4s;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 20px 20px 50% 50%;
  overflow: hidden;
}
.pricecon li:hover .pricepic::before {
  content: ''; position: absolute; top: -100%; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(0deg,
    transparent 0%, rgba(77, 201, 246, 0.08) 50%, transparent 100%);
  animation: scanLine 2s ease-in-out infinite;
}
@keyframes scanLine {
  0% { top: -100%; }
  100% { top: 200%; }
}
.pricecon li .pricepic::after {
  content: ""; position: absolute; bottom: -1px; left: 50%;
  transform: translateX(-50%); width: 50px; height: 3px;
  background: var(--gradient-primary); border-radius: 2px;
  box-shadow: 0 0 10px var(--primary-glow);
}
.pricecon li .pricepic .pricepic-tit1 {
  font-size: 28px; font-weight: 800; color: var(--primary);
  margin-bottom: 12px; transition: all 0.4s;
  text-shadow: 0 0 20px rgba(77, 201, 246, 0.3);
}
.pricecon li .pricepic .pricepic-tit2 {
  font-size: 16px; font-weight: 400; color: rgba(255, 255, 255, 0.5);
  transition: all 0.4s; letter-spacing: 1px;
}
.pricecon li .priceconter {
  padding: 32px 30px 0; font-size: 15px;
  color: var(--text-muted); line-height: 1.9;
  text-align: left; flex: 1; position: relative; z-index: 1;
}
.pricecon li .pricebtn {
  position: absolute; bottom: 30px; left: 50%;
  transform: translateX(-50%); z-index: 2;
}
.pricecon li .pricebtn a {
  display: inline-block; padding: 12px 40px; font-size: 15px;
  color: #fff; background: var(--gradient-primary);
  border-radius: 25px; letter-spacing: 1px; transition: all 0.35s;
  font-weight: 500; position: relative; overflow: hidden;
}
.pricecon li .pricebtn a::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0) 40%, rgba(255,255,255,0.2) 50%, rgba(255,255,255,0) 60%);
  background-size: 200% 100%;
  animation: shimmer 3s infinite;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.pricecon li .pricebtn a:hover {
  box-shadow: 0 8px 30px rgba(77, 201, 246, 0.4);
  transform: translateY(-2px);
}

/* ==============================
   Stats Counter Section (enhanced)
   ============================== */
.stats-section {
  padding: 80px 0; position: relative;
  background: linear-gradient(180deg, rgba(77,201,246,0.03), rgba(124,58,237,0.03), rgba(77,201,246,0.02));
}
.stats-section .tit { margin-bottom: 40px; }
.stats-section .tit_top { color: #fff; }
.stats-section .tit_bom { color: var(--text-dim); }

/* Stat item layout: trend + number + label */
.stat-item { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.stat-trend {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 12px; color: #4ade80; font-family: var(--font-mono);
  padding: 3px 10px; border-radius: 12px; margin-bottom: 8px;
  background: rgba(74, 222, 128, 0.1); border: 1px solid rgba(74, 222, 128, 0.25);
  animation: trendBounce 2.5s ease-in-out infinite;
}
.stat-trend svg { filter: drop-shadow(0 0 4px #4ade80); }
.stat-item:nth-child(2) .stat-trend { animation-delay: 0.3s; }
.stat-item:nth-child(3) .stat-trend { animation-delay: 0.6s; }
.stat-item:nth-child(4) .stat-trend { animation-delay: 0.9s; }
@keyframes trendBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

/* Vertical divider between stat items */
.stats-row .stat-item { position: relative; }
.stats-row .stat-item:not(:last-child)::before {
  content: ''; position: absolute; right: 0; top: 25%; height: 50%;
  width: 1px; background: linear-gradient(to bottom, transparent, rgba(77,201,246,0.35), transparent);
}

/* Stats footer hairline */
.stats-footer-line {
  width: 60%; height: 1px; margin: 36px auto 0;
  background: linear-gradient(90deg, transparent, rgba(77,201,246,0.3), rgba(124,58,237,0.2), transparent);
}
.stats-section::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    radial-gradient(ellipse at 30% 50%, rgba(77,201,246,0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 50%, rgba(124,58,237,0.05) 0%, transparent 60%);
  pointer-events: none; z-index: 0;
}
.stats-row {
  display: flex; justify-content: space-around; gap: 20px;
  flex-wrap: wrap; position: relative; z-index: 1;
}
.stat-item {
  text-align: center; padding: 30px; flex: 1; min-width: 180px;
  position: relative;
}
.stat-item::after {
  content: ''; position: absolute; top: 50%; left: 50%;
  width: 120px; height: 120px; border-radius: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(77, 201, 246, 0.08), transparent 70%);
  opacity: 0; transition: opacity 0.5s; pointer-events: none;
}
.stat-item.pulse::after {
  opacity: 1; animation: statPulse 1.2s ease-out;
}
@keyframes statPulse {
  0% { transform: translate(-50%, -50%) scale(0.6); opacity: 1; }
  100% { transform: translate(-50%, -50%) scale(1.6); opacity: 0; }
}
/* Rotating tech ring around stat items */
.stat-ring {
  position: absolute; top: 50%; left: 50%; pointer-events: none;
  width: 140px; height: 140px; border-radius: 50%;
  border: 1.5px dashed rgba(77,201,246,0.18);
  transform: translate(-50%, -50%);
  animation: ringRotate 12s linear infinite;
}
.stat-ring::before {
  content: ''; position: absolute; top: -4px; left: 50%;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 12px var(--primary-glow);
  transform: translateX(-50%);
}
@keyframes ringRotate {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}
.stat-number {
  font-size: 52px; font-weight: 900;
  background: var(--gradient-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; line-height: 1.2;
  filter: drop-shadow(0 0 15px rgba(77, 201, 246, 0.3));
  white-space: nowrap;
}
.stat-suffix {
  font-size: 28px; font-weight: 700; color: var(--primary);
}
.stat-label {
  font-size: 15px; color: var(--text-muted); margin-top: 10px;
  letter-spacing: 3px; text-transform: uppercase;
  font-family: var(--font-mono); font-size: 13px;
}

/* ==============================
   Core Advantages (with hexagon grid)
   ============================== */
.hexin-section {
  background: transparent; padding: 100px 0; position: relative;
  overflow: hidden;
}
.hexinCon {
  margin-top: 60px; display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px; position: relative; z-index: 1;
}
.hexinCard {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: 16px; padding: 36px 30px; transition: all 0.45s;
  position: relative; overflow: hidden; cursor: default;
  min-height: 220px;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.hexinCard::before {
  content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: radial-gradient(circle at 50% 0%, rgba(77, 201, 246, 0.1), transparent 70%);
  opacity: 0; transition: opacity 0.4s;
}
.hexinCard::after {
  content: ''; position: absolute; inset: -1px; border-radius: 16px; padding: 1px;
  background: linear-gradient(135deg,
    transparent 0%, rgba(77, 201, 246, 0.25) 50%, transparent 100%);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude; -webkit-mask-composite: xor;
  opacity: 0; transition: opacity 0.45s;
}
.hexinCard:hover::before { opacity: 1; }
.hexinCard:hover::after { opacity: 1; }
.hexinCard:hover {
  border-color: var(--border-glow); transform: translateY(-6px);
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(77, 201, 246, 0.15) inset,
    0 0 30px rgba(77, 201, 246, 0.06);
}
/* Circuit trace lines on card hover */
.hexinCard .circuit-line {
  position: absolute; pointer-events: none; z-index: 0;
  background: linear-gradient(90deg, transparent, rgba(77,201,246,0.4), transparent);
  opacity: 0; transition: opacity 0.5s;
}
.hexinCard:hover .circuit-line { opacity: 1; }
.hexinCard .circuit-line.h-line {
  height: 1px; width: 70%;
}
.hexinCard .circuit-line.v-line {
  width: 1px; height: 60%;
}
.hexinCard .circuit-line.corner-dot {
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 6px var(--primary-glow);
}
/* Tech corner brackets */
.hexinCard .corner-bracket {
  position: absolute; width: 16px; height: 16px; pointer-events: none; z-index: 2;
  opacity: 0; transition: all 0.4s;
}
.hexinCard:hover .corner-bracket { opacity: 1; }
.hexinCard .corner-bracket::before,
.hexinCard .corner-bracket::after {
  content: ''; position: absolute;
  background: var(--primary);
  box-shadow: 0 0 4px var(--primary-glow);
}
.corner-bracket.tl { top: 10px; left: 10px; }
.corner-bracket.tl::before { top: 0; left: 0; width: 100%; height: 2px; }
.corner-bracket.tl::after { top: 0; left: 0; width: 2px; height: 100%; }
.corner-bracket.tr { top: 10px; right: 10px; }
.corner-bracket.tr::before { top: 0; right: 0; width: 100%; height: 2px; }
.corner-bracket.tr::after { top: 0; right: 0; width: 2px; height: 100%; }
.corner-bracket.bl { bottom: 10px; left: 10px; }
.corner-bracket.bl::before { bottom: 0; left: 0; width: 100%; height: 2px; }
.corner-bracket.bl::after { bottom: 0; left: 0; width: 2px; height: 100%; }
.corner-bracket.br { bottom: 10px; right: 10px; }
.corner-bracket.br::before { bottom: 0; right: 0; width: 100%; height: 2px; }
.corner-bracket.br::after { bottom: 0; right: 0; width: 2px; height: 100%; }
.hexinImg {
  width: 60px; height: 60px; border-radius: 14px;
  background: linear-gradient(135deg, rgba(77, 201, 246, 0.18), rgba(124, 58, 237, 0.18));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px; border: 1px solid rgba(77, 201, 246, 0.25);
  position: relative; z-index: 1;
  animation: iconFloat 3s ease-in-out infinite;
}
.hexinCard:nth-child(even) .hexinImg { animation-delay: 1.5s; }
.hexinCard:nth-child(3n) .hexinImg { animation-delay: 0.75s; }
@keyframes iconFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
.hexinImg img { width: 32px; height: 32px; object-fit: contain; filter: brightness(1.3); }
.hexinTit1 {
  font-size: 20px; color: #fff; font-weight: 700; margin-bottom: 10px;
  position: relative; z-index: 1;
}
.hexinTit2 {
  font-size: 14px; color: var(--text-muted); line-height: 1.8;
  position: relative; z-index: 1;
}

/* ==============================
   Cooperation Flow (enhanced)
   ============================== */
.cooperation-section {
  background: transparent; padding: 100px 0; position: relative;
}
.flow-container { max-width: 1100px; margin: 60px auto 0; position: relative; }
.flow-line {
  position: absolute; top: 105px; left: 0; width: 100%; height: 2px;
  background: linear-gradient(90deg,
    transparent, rgba(77, 201, 246, 0.25), rgba(124, 58, 237, 0.25),
    rgba(77, 201, 246, 0.25), transparent);
  z-index: 0;
}
/* Data flow dots on the line */
.flow-line::after {
  content: ''; position: absolute; top: -2px; left: 0;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 12px var(--primary-glow);
  animation: flowDot 4s linear infinite;
}
@keyframes flowDot {
  0% { left: 0; }
  100% { left: 100%; }
}
.flow-steps {
  display: flex; justify-content: space-between; gap: 12px;
  position: relative; z-index: 1;
}
.flow-step { text-align: center; flex: 1; position: relative; padding: 0 4px; }
.flow-step:not(:last-child)::after {
  content: '›';
  position: absolute; right: -10px; top: 90px;
  font-size: 22px; font-weight: 300; color: var(--primary);
  opacity: 0.35; pointer-events: none;
  animation: flowArrowPulse 2s ease-in-out infinite;
}
.flow-step:nth-child(2)::after { animation-delay: 0.3s; }
.flow-step:nth-child(3)::after { animation-delay: 0.6s; }
.flow-step:nth-child(4)::after { animation-delay: 0.9s; }
.flow-step:nth-child(5)::after { animation-delay: 1.2s; }
@keyframes flowArrowPulse {
  0%, 100% { opacity: 0.25; transform: translateX(0); }
  50% { opacity: 0.7; transform: translateX(4px); }
}
.flow-step-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px; padding: 24px 12px 18px;
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  position: relative; overflow: hidden;
}
.flow-step-card::before {
  content: ''; position: absolute; inset: 0;
  border-radius: 16px; opacity: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(77,201,246,0.08), transparent 70%);
  transition: opacity 0.4s;
}
.flow-step:hover .flow-step-card {
  transform: translateY(-6px);
  border-color: rgba(77, 201, 246, 0.25);
  box-shadow: 0 12px 40px rgba(0,0,0,0.25), 0 0 20px rgba(77,201,246,0.08);
  background: rgba(255, 255, 255, 0.05);
}
.flow-step:hover .flow-step-card::before { opacity: 1; }
.flow-icon {
  font-size: 28px; line-height: 1; margin-bottom: 14px;
  filter: drop-shadow(0 0 8px rgba(77,201,246,0.3));
  transition: transform 0.4s;
}
.flow-step:hover .flow-icon { transform: scale(1.15); }
.flow-dot {
  width: 56px; height: 56px; border-radius: 50%; margin: 0 auto 14px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255, 255, 255, 0.03);
  border: 2px solid rgba(255, 255, 255, 0.08);
  transition: all 0.4s; position: relative;
}
.flow-dot::after {
  content: ""; position: absolute; inset: -5px; border-radius: 50%;
  background: var(--gradient-primary); opacity: 0;
  transition: opacity 0.4s; z-index: -1;
}
.flow-dot::before {
  content: ''; position: absolute; inset: -12px; border-radius: 50%;
  border: 1px solid rgba(77, 201, 246, 0.15); opacity: 0;
  transition: opacity 0.4s;
  animation: orbPulse 2.5s ease-in-out infinite;
}
.flow-step:hover .flow-dot {
  transform: scale(1.12);
  border-color: var(--border-glow);
  box-shadow: 0 0 25px var(--primary-glow);
}
.flow-step:hover .flow-dot::after { opacity: 0.3; }
.flow-step:hover .flow-dot::before { opacity: 1; }
.flow-dot .dot-inner {
  width: 38px; height: 38px; border-radius: 50%;
  background: rgba(6, 11, 26, 0.95); display: flex;
  align-items: center; justify-content: center;
  font-size: 16px; font-weight: 800; color: var(--primary);
  font-family: var(--font-mono);
}
.flow-step-title { font-size: 17px; font-weight: 700; color: #fff; margin-bottom: 8px; position: relative; z-index: 1; }
.flow-step-desc { font-size: 12px; color: var(--text-dim); line-height: 1.7; position: relative; z-index: 1; }
.flow-step-tag {
  display: inline-block; margin-top: 10px; padding: 3px 10px;
  font-size: 11px; font-weight: 600; color: var(--primary);
  background: rgba(77, 201, 246, 0.08); border: 1px solid rgba(77, 201, 246, 0.15);
  border-radius: 20px; letter-spacing: 0.5px; position: relative; z-index: 1;
  transition: all 0.3s;
}
.flow-step:hover .flow-step-tag {
  background: rgba(77, 201, 246, 0.15); border-color: rgba(77, 201, 246, 0.3);
  box-shadow: 0 0 10px rgba(77, 201, 246, 0.15);
}

/* ==============================
   Product Pricing (enhanced)
   ============================== */
.pricing-section {
  background: transparent; padding: 100px 0; position: relative;
}
.chanpin { margin-top: 60px; }
.chanpinbox {
  display: flex; justify-content: center; gap: 30px;
  margin-bottom: 40px; flex-wrap: wrap;
}
.chanpinbox li {
  flex: 1; min-width: 280px; max-width: 360px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: 20px; color: #fff; text-align: center;
  padding: 50px 40px 40px; transition: all 0.45s;
  position: relative; overflow: hidden;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.chanpinbox li::before {
  content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 3px;
  background: linear-gradient(90deg, transparent, rgba(77, 201, 246, 0.6), transparent);
  animation: borderShine 3s ease-in-out infinite;
}
.chanpinbox li:nth-child(2)::before {
  background: linear-gradient(90deg, transparent, rgba(124, 58, 237, 0.7), transparent);
  animation-delay: 1s;
}
.chanpinbox li:nth-child(3)::before {
  background: linear-gradient(90deg, transparent, rgba(167, 139, 250, 0.6), transparent);
  animation-delay: 2s;
}
@keyframes borderShine {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}
.chanpinbox li:hover {
  transform: translateY(-10px) perspective(600px) rotateX(2deg) rotateY(-2deg);
  border-color: rgba(77, 201, 246, 0.3);
  box-shadow:
    0 20px 50px rgba(0, 0, 0, 0.6),
    0 0 40px rgba(77, 201, 246, 0.1),
    inset 0 0 20px rgba(77, 201, 246, 0.03);
}

/* 卡片 3D 旋转流光边框 */
.chanpinbox li::after {
  content: ""; position: absolute; inset: -1px; border-radius: 20px;
  background: conic-gradient(from var(--angle, 0deg), transparent 0%, rgba(77, 201, 246, 0.4) 20%, rgba(124, 58, 237, 0.4) 40%, transparent 60%, rgba(167, 139, 250, 0.4) 80%, transparent 100%);
  z-index: -1; opacity: 0; transition: opacity 0.5s;
  animation: borderRotate 4s linear infinite;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude; -webkit-mask-composite: xor;
  padding: 1.5px;
  pointer-events: none;
}
.chanpinbox li:hover::after {
  opacity: 1;
}
.chanpinbox li:nth-child(2)::after {
  animation-delay: -1.3s;
  background: conic-gradient(from var(--angle, 0deg), transparent 0%, rgba(124, 58, 237, 0.5) 25%, rgba(77, 201, 246, 0.3) 50%, transparent 75%, rgba(167, 139, 250, 0.4) 90%, transparent 100%);
}
.chanpinbox li:nth-child(3)::after {
  animation-delay: -2.6s;
  background: conic-gradient(from var(--angle, 0deg), transparent 0%, rgba(167, 139, 250, 0.5) 30%, rgba(124, 58, 237, 0.3) 55%, transparent 80%, rgba(77, 201, 246, 0.4) 95%, transparent 100%);
}

/* 卡片连接线 */
.chanpinbox {
  position: relative;
}
.card-connector {
  position: absolute; top: 50%; z-index: 0; pointer-events: none;
  height: 2px; background: linear-gradient(90deg, rgba(77, 201, 246, 0.15), rgba(124, 58, 237, 0.2), rgba(77, 201, 246, 0.15));
  border-radius: 1px; overflow: hidden;
}
.card-connector::after {
  content: ''; position: absolute; top: 0; left: -20px; width: 20px; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(77, 201, 246, 0.8), transparent);
  animation: connectorPacket 2.5s linear infinite;
}
.card-connector.conn-1 { left: 33%; width: 17%; }
.card-connector.conn-1::after { animation-delay: 0s; animation-duration: 2.5s; }
.card-connector.conn-2 { left: 66%; width: 17%; }
.card-connector.conn-2::after { animation-delay: 1.2s; animation-duration: 2s; }
@keyframes connectorPacket {
  0% { left: -20px; }
  100% { left: 100%; }
}
.chanpinbox li .chanpinIcon {
  font-size: 56px; margin-bottom: 24px; display: block;
  animation: iconFloatGlow 3s ease-in-out infinite;
  filter: drop-shadow(0 0 0 transparent);
  transition: filter 0.3s;
}
.chanpinbox li:hover .chanpinIcon {
  filter: drop-shadow(0 0 20px rgba(77, 201, 246, 0.6)) drop-shadow(0 0 40px rgba(77, 201, 246, 0.3));
}
@keyframes iconFloatGlow {
  0%, 100% { transform: translateY(0) scale(1); filter: drop-shadow(0 0 0 transparent); }
  25% { transform: translateY(-6px) scale(1.05); filter: drop-shadow(0 0 12px rgba(77, 201, 246, 0.3)); }
  50% { transform: translateY(-12px) scale(1.08); filter: drop-shadow(0 0 20px rgba(77, 201, 246, 0.5)); }
  75% { transform: translateY(-6px) scale(1.05); filter: drop-shadow(0 0 12px rgba(77, 201, 246, 0.3)); }
}
.chanpinbox li:nth-child(2) .chanpinIcon { animation-delay: 0.5s; }
.chanpinbox li:nth-child(3) .chanpinIcon { animation-delay: 1s; }
.chanpinbox li .chanpinTit1 {
  font-size: 22px; color: #fff; font-weight: 700; margin-bottom: 16px;
  transition: all 0.3s;
}
.chanpinbox li:hover .chanpinTit1 {
  text-shadow: 0 0 20px rgba(77, 201, 246, 0.4);
}
.chanpinbox li .chanpinTit2 {
  font-size: 16px; color: var(--text-muted); line-height: 1.6;
}
.chanpinbox li .count-num {
  font-size: 32px; font-weight: 800; font-family: var(--font-mono);
  background: var(--gradient-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  display: inline-block; margin-right: 2px;
  animation: countPulse 2s ease-in-out infinite;
}
@keyframes countPulse {
  0%, 100% { transform: scale(1); filter: drop-shadow(0 0 0 transparent); }
  50% { transform: scale(1.08); filter: drop-shadow(0 0 8px rgba(77, 201, 246, 0.3)); }
}

/* 卡片内浮动光点 */
.card-glow-dots {
  position: absolute; inset: 0; pointer-events: none; z-index: 0; overflow: hidden;
  border-radius: 20px;
}
.glow-dot {
  position: absolute; width: 4px; height: 4px; border-radius: 50%;
  background: var(--primary); opacity: 0;
  box-shadow: 0 0 8px var(--primary-glow);
  animation: cardGlowDot 4s ease-in-out infinite;
}
.glow-dot.dot-1 { top: 20%; left: 15%; animation-delay: 0s; }
.glow-dot.dot-2 { top: 60%; right: 20%; animation-delay: 1.3s; }
.glow-dot.dot-3 { bottom: 25%; left: 70%; animation-delay: 2.6s; }
.glow-dot.dot-4 { top: 40%; left: 40%; animation-delay: 0.8s; }
@keyframes cardGlowDot {
  0%, 100% { opacity: 0; transform: scale(0.5); }
  30% { opacity: 0.6; transform: scale(1); }
  60% { opacity: 0.2; transform: scale(1.2); }
  80% { opacity: 0; transform: scale(0.5); }
}
.chanpinbox li:hover .glow-dot {
  opacity: 0.8; animation: cardGlowDotHover 2s ease-in-out infinite;
}
.chanpinbox li:hover .glow-dot.dot-1 { animation-delay: 0s; }
.chanpinbox li:hover .glow-dot.dot-2 { animation-delay: 0.5s; }
.chanpinbox li:hover .glow-dot.dot-3 { animation-delay: 1s; }
.chanpinbox li:hover .glow-dot.dot-4 { animation-delay: 1.5s; }
@keyframes cardGlowDotHover {
  0%, 100% { opacity: 0.3; transform: scale(1) translate(0, 0); }
  50% { opacity: 1; transform: scale(1.5) translate(5px, -5px); }
}

.tixian {
  background: linear-gradient(135deg, rgba(77, 201, 246, 0.1), rgba(124, 58, 237, 0.1));
  border: 1px solid rgba(255, 255, 255, 0.08); border-radius: 20px;
  padding: 56px 60px; color: #fff; display: flex;
  align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 30px; position: relative; overflow: hidden;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.tixian::before {
  content: ''; position: absolute; top: -50%; right: -20%;
  width: 40%; height: 200%;
  background: radial-gradient(ellipse, rgba(77, 201, 246, 0.08), transparent 70%);
  pointer-events: none; transform: rotate(15deg);
}
.tixianTit1 { font-size: 28px; font-weight: 300; color: rgba(255, 255, 255, 0.6); }
.tixianTit2 {
  font-size: 42px; font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; margin-top: 6px;
}
.tixian-r { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; z-index: 1; }
.tixian-r span { font-size: 16px; color: rgba(255, 255, 255, 0.5); }
.tixian-r input {
  width: 260px; height: 48px; background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12); border-radius: 24px;
  padding: 0 24px; color: #fff; font-size: 15px; outline: none;
  transition: all 0.35s;
}
.tixian-r input:focus {
  border-color: var(--border-glow);
  box-shadow: 0 0 25px rgba(77, 201, 246, 0.15);
}
.tixian-r input::placeholder { color: var(--text-dim); }
.tixian-r button {
  border: none; height: 48px; padding: 0 36px; font-size: 16px;
  font-weight: 600; color: var(--bg-deep);
  background: var(--gradient-primary); border-radius: 24px;
  cursor: pointer; transition: all 0.35s; letter-spacing: 1px;
  position: relative; overflow: hidden;
}
.tixian-r button::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0) 40%, rgba(255,255,255,0.25) 50%, rgba(255,255,255,0) 60%);
  background-size: 200% 100%;
  animation: shimmer 3s infinite;
}
.tixian-r button:hover {
  box-shadow: 0 8px 30px rgba(77, 201, 246, 0.45);
  transform: translateY(-2px);
}
/* Ripple effect */
.tixian-r button .ripple {
  position: absolute; border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  animation: ripple 0.6s ease-out forwards;
  pointer-events: none;
}
@keyframes ripple {
  to { transform: scale(4); opacity: 0; }
}
/* Click spark burst */
@keyframes sparkBurst {
  0% { transform: translate(0, 0) scale(1); opacity: 1; }
  100% { transform: translate(var(--sx), var(--sy)) scale(0); opacity: 0; }
}

/* ==============================
   Industry Cases (enhanced slider)
   ============================== */
.hangye {
  width: 100%; background: transparent; padding: 100px 0;
  position: relative; overflow: hidden;
}
.hangye .tit .tit_top { color: #fff; }
.hangye .tit .tit_bom { color: var(--text-dim); }
.hangyeBox { margin-top: 60px; position: relative; padding: 0 60px; }
.pictureSlider {
  display: flex; justify-content: center; align-items: center;
  position: relative; min-height: 340px;
}
.case-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px; padding: 44px 40px; width: 460px; min-height: 300px;
  position: absolute; top: 0; left: 50%; margin-left: -230px;
  opacity: 0; transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex; flex-direction: column; align-items: flex-start;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.case-card::before {
  content: ''; position: absolute; inset: -1px; border-radius: 24px; padding: 1px;
  background: linear-gradient(135deg,
    rgba(77, 201, 246, 0.3), rgba(124, 58, 237, 0.3),
    rgba(77, 201, 246, 0.3));
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude; -webkit-mask-composite: xor;
  opacity: 0; transition: opacity 0.5s;
}
.case-card.active { transform: translateX(0) scale(1); opacity: 1; z-index: 3; }
.case-card.active::before { opacity: 1; }
.case-card.prev { transform: translateX(-520px) scale(0.8); opacity: 0.2; z-index: 1; }
.case-card.next { transform: translateX(520px) scale(0.8); opacity: 0.2; z-index: 1; }
.case-card-icon { font-size: 56px; margin-bottom: 20px; }
.case-card-title {
  font-size: 26px; color: #fff; font-weight: 700; margin-bottom: 16px;
}
.case-card-desc {
  font-size: 15px; color: var(--text-muted); line-height: 1.9; flex: 1;
}
.case-card-detail {
  margin-top: 20px; padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 14px; color: var(--primary); font-weight: 500;
}
.poster-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; z-index: 10; transition: all 0.35s;
}
.poster-btn:hover {
  background: rgba(77, 201, 246, 0.2);
  border-color: var(--border-glow);
  box-shadow: 0 0 25px rgba(77, 201, 246, 0.25);
}
.poster-btn svg { width: 22px; height: 22px; fill: var(--primary); }
.poster-prev-btn { left: 0; }
.poster-next-btn { right: 0; }
.poster-dots {
  position: absolute; bottom: -50px; left: 50%;
  transform: translateX(-50%); display: flex; gap: 12px; z-index: 10;
}
.poster-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.12); cursor: pointer;
  transition: all 0.35s;
}
.poster-dot.active {
  background: var(--primary); width: 32px; border-radius: 6px;
  box-shadow: 0 0 12px var(--primary-glow);
}

/* ==============================
   Partners (enhanced marquee)
   ============================== */
.comment {
  width: 100%; background: transparent; padding: 100px 0;
  overflow: hidden; position: relative;
}
.marquee-wrapper {
  position: relative; width: 100%; overflow: hidden;
  display: flex; flex-direction: column; gap: 24px; margin-top: 50px;
}
.marquee-wrapper::before, .marquee-wrapper::after {
  content: ""; position: absolute; top: 0; width: 120px; height: 100%;
  z-index: 2; pointer-events: none;
}
.marquee-wrapper::before {
  left: 0; background: linear-gradient(90deg, var(--bg-deep), transparent);
}
.marquee-wrapper::after {
  right: 0; background: linear-gradient(-90deg, var(--bg-deep), transparent);
}
.marquee-track {
  display: flex; gap: 20px; width: max-content; flex-shrink: 0;
}
.marquee-track.row-1 { animation: marqueeFlow 40s linear infinite; }
.marquee-track.row-2 { animation: marqueeFlow 35s linear infinite reverse; }
.marquee-track:hover { animation-play-state: paused; }
.marquee-track li { flex-shrink: 0; display: flex; }
.partner-item {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 14px; padding: 16px 24px; transition: all 0.4s;
  min-width: 150px; height: 72px;
}
.partner-item:hover {
  border-color: var(--border-glow);
  background: rgba(77, 201, 246, 0.05);
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(77, 201, 246, 0.12);
}
.partner-logo {
  width: 34px; height: 34px; flex-shrink: 0; display: block; border-radius: 8px;
}
.partner-text {
  white-space: nowrap; font-weight: 600; font-size: 14px;
  color: rgba(255, 255, 255, 0.5); transition: all 0.3s;
}
.partner-item:hover .partner-text { color: #fff; }
@keyframes marqueeFlow {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ==============================
   Footer (enhanced)
   ============================== */
.m4_footer {
  position: relative; width: 100%; background: #030712;
  padding: 70px 0 0; min-height: 380px;
}
.m4_footer .footerBox .footerItem {
  float: left; margin-right: 60px;
}
.m4_footer .footerBox .footerItem p {
  color: rgba(255, 255, 255, 0.8); margin-bottom: 24px;
  font-weight: 700; font-size: 16px; letter-spacing: 2px;
}
.m4_footer .footerBox .footerItem li {
  margin-bottom: 12px; font-size: 14px; transition: all 0.3s;
}
.m4_footer .footerBox .footerUl { width: 200px; }
.m4_footer .footerBox .footerUl li { width: 50%; float: left; }
.m4_footer .footerIcontit { margin-left: 0; }
.m4_footer .footerIcontit .footericon {
  font-size: 16px; width: 20px; display: inline-block; text-align: center;
}
.m4_footer .footerIcontit .footerTit {
  font-size: 14px; margin-left: 12px; color: rgba(255, 255, 255, 0.35);
  line-height: 28px;
}
.m4_footer .footerIcontit p {
  margin-bottom: 10px; display: flex; align-items: center;
}
.m4_footer .footerApp {
  width: 88px; height: 88px; margin-top: 10px;
  border-radius: 12px; overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.m4_footer .footerApp img { width: 100%; height: 100%; }
.m4_footer .apptit {
  text-align: center; font-size: 12px; color: var(--text-dim);
  margin-top: 10px; letter-spacing: 1px;
}
.m4_footer a { color: rgba(255, 255, 255, 0.35); transition: color 0.3s; }
.m4_footer a:hover { color: var(--primary); }
.m4_footer2 {
  margin-top: 50px; height: 60px; width: 100%;
  background: rgba(255, 255, 255, 0.02);
  line-height: 60px; font-size: 13px; text-align: center;
  color: var(--text-dim); letter-spacing: 1px;
}

/* ==============================
   Fixed Sidebar (enhanced)
   ============================== */
.fixed_bar {
  position: fixed; right: 12px; top: 50%; z-index: 1000;
  transform: translateY(-50%);
}
.fixed_bar .top_box {
  overflow: hidden; width: 72px; height: 190px;
  background: rgba(6, 11, 26, 0.85);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px; padding: 12px 8px; text-align: center;
}
.fixed_bar .top_box p { font-size: 13px; color: rgba(255, 255, 255, 0.6); }
.fixed_bar .top_box .top_box1 {
  width: 56px; border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 16px; margin: 0 auto;
}
.fixed_bar .top_box .top_box1 img {
  display: block; width: 28px; height: 28px; margin: 0 auto 16px;
}
.fixed_bar .top_box .top_box2 img {
  width: 28px; height: 22px; margin: 18px auto 16px; display: block;
}
.fixed_bar .go_top {
  cursor: pointer; overflow: hidden; margin-top: 10px;
  width: 72px; height: 60px;
  background: rgba(6, 11, 26, 0.85);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px; display: flex; align-items: center;
  justify-content: center; transition: all 0.35s;
}
.fixed_bar .go_top:hover {
  background: rgba(77, 201, 246, 0.15);
  border-color: var(--border-glow);
  box-shadow: 0 0 15px var(--primary-glow);
}
.fixed_bar .go_top img { width: 28px; height: 24px; }

/* ==============================
   Reveal Animations
   ============================== */
.reveal {
  opacity: 0; transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ==============================
   Hamburger Menu (mobile only)
   ============================== */
.hamburger {
  display: none; position: relative; z-index: 1001;
  width: 36px; height: 30px; background: none; border: none; cursor: pointer;
  flex-direction: column; justify-content: space-between; padding: 0;
}
.hamburger span {
  display: block; width: 100%; height: 2px;
  background: var(--primary); border-radius: 2px;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 6px var(--primary-glow);
}
.hamburger.active span:nth-child(1) { transform: translateY(14px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: translateY(-14px) rotate(-45deg); }

/* Mobile nav overlay */
.mobile-nav-overlay {
  display: none; position: fixed; inset: 0; z-index: 999;
  background: rgba(3, 7, 18, 0.97);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  align-items: center; justify-content: center;
}
.mobile-nav-overlay.active { display: flex; }
.mobile-nav-panel { text-align: center; }
.mobile-nav-panel ul li {
  margin: 28px 0; opacity: 0; transform: translateY(20px);
  transition: all 0.4s ease;
}
.mobile-nav-overlay.active .mobile-nav-panel ul li { opacity: 1; transform: translateY(0); }
.mobile-nav-overlay.active .mobile-nav-panel ul li:nth-child(1) { transition-delay: 0.1s; }
.mobile-nav-overlay.active .mobile-nav-panel ul li:nth-child(2) { transition-delay: 0.15s; }
.mobile-nav-overlay.active .mobile-nav-panel ul li:nth-child(3) { transition-delay: 0.2s; }
.mobile-nav-overlay.active .mobile-nav-panel ul li:nth-child(4) { transition-delay: 0.25s; }
.mobile-nav-overlay.active .mobile-nav-panel ul li:nth-child(5) { transition-delay: 0.3s; }
.mobile-nav-panel ul li a {
  font-size: 28px; font-weight: 300; letter-spacing: 4px;
  color: rgba(255, 255, 255, 0.5); transition: color 0.3s;
}
.mobile-nav-panel ul li a:hover,
.mobile-nav-panel ul li a.active { color: var(--primary); text-shadow: 0 0 20px var(--primary-glow); }

/* ==============================
   Responsive - Tablet / Small Desktop
   ============================== */
@media screen and (max-width: 1024px) {
  .w1200 { padding: 0 24px; }
  .case-card { width: 380px; margin-left: -190px; padding: 36px 30px; min-height: 260px; }
  .case-card.prev { transform: translateX(-420px) scale(0.8); }
  .case-card.next { transform: translateX(420px) scale(0.8); }
}

/* ==============================
   Responsive - Mobile (tablet & below)
   ============================== */
@media screen and (max-width: 768px) {
  /* ---- Disable full-page snap on mobile ---- */
  html { scroll-snap-type: none; }
  .banner, .server, .stats-section, .hexin-section, .cooperation-section,
  .pricing-section, .hangye, .comment, .m4_footer { scroll-snap-align: none; }

  /* ---- Header / Nav ---- */
  #desktopNav { display: none; }
  .hamburger { display: flex; }
  .m5_hearder {
    margin-top: 0; position: fixed; background: rgba(6, 11, 26, 0.95);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 20px; height: 56px; line-height: normal;
  }
  .m5_hearder.scrolled { position: fixed; margin-top: 0; }
  .m5_hearder > .w1200 { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: 0; }
  .m5_hearder .fl { float: none; }
  .m5_hearder .fr { float: none; }
  .m5_hearder_pic { width: 120px; }
  .m5_hearder_pic img { height: 32px; margin-top: 0; }

  /* ---- Banner ---- */
  .banner { height: 100vh; min-height: 560px; }
  .banner_con { padding: 0 20px; }
  .banner_con1 { font-size: 12px; letter-spacing: 3px; }
  .banner_con2 { font-size: 24px; letter-spacing: 1px; }
  .banner_con3 { font-size: 36px; }
  .banner_con4 { font-size: 14px; letter-spacing: 4px; }
  .banner-scroll { bottom: 40px; }
  .banner-bottom { height: 50px; }
  #canvas { width: 100% !important; height: 100% !important; }
  .banner-data-panel, .banner-network-panel, .banner-floating-tags { display: none; }
  .banner-laser-sweep { display: none; }
  .card-connector { display: none; }
  .glow-dot { display: none; }
  .page-dots { display: none; }

  /* ---- Section titles ---- */
  .tit .tit_top { font-size: 28px; }
  .tit .tit_bom { font-size: 13px; }

  /* ---- Products ---- */
  .server { padding: 70px 0 50px; }
  .pricecon { flex-direction: column; align-items: center; gap: 20px; margin-top: 40px; }
  .pricecon li { max-width: 100%; width: 100%; min-width: 0; flex: none; }
  .pricecon li .pricepic { padding: 36px 0 28px; }
  .pricecon li .pricepic .pricepic-tit1 { font-size: 24px; }
  .pricecon li .priceconter { padding: 24px 24px 0; font-size: 14px; }

  /* ---- Stats ---- */
  .stats-section { padding: 50px 0; }
  .stats-row { gap: 8px; }
  .stat-item { padding: 16px 12px; min-width: 130px; flex: 1 1 40%; }
  .stat-number { font-size: 32px; }
  .stat-suffix { font-size: 22px; }
  .stat-label { font-size: 11px; letter-spacing: 2px; }
  .stat-ring { width: 100px; height: 100px; }

  /* ---- Core Advantages ---- */
  .hexin-section { padding: 70px 0; }
  .hexinCon { grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 40px; }
  .hexinCard { padding: 24px 18px; min-height: 180px; }
  .hexinCard .hexinImg { width: 48px; height: 48px; margin-bottom: 14px; }
  .hexinCard .hexinTit1 { font-size: 17px; }
  .hexinCard .hexinTit2 { font-size: 13px; }

  /* ---- Cooperation Flow ---- */
  .cooperation-section { padding: 70px 0; }
  .flow-container { margin-top: 40px; }
  .flow-line { display: none; }
  .flow-step:not(:last-child)::after { display: none; }
  .flow-steps {
    flex-direction: column; gap: 12px; padding: 0 10px;
  }
  .flow-step { padding: 0; }
  .flow-step-card {
    display: flex; align-items: center; gap: 14px; padding: 14px 16px;
    text-align: left; border-radius: 14px;
  }
  .flow-icon { font-size: 22px; margin: 0; flex-shrink: 0; }
  .flow-dot { width: 42px; height: 42px; margin: 0; flex-shrink: 0; }
  .flow-dot .dot-inner { width: 30px; height: 30px; font-size: 14px; }
  .flow-step-body { flex: 1; }
  .flow-step-title { font-size: 15px; margin-bottom: 2px; }
  .flow-step-desc { font-size: 12px; line-height: 1.5; }
  .flow-step-tag { font-size: 10px; padding: 2px 8px; margin-top: 4px; }

  /* ---- Pricing ---- */
  .pricing-section { padding: 70px 0; }
  .chanpin { margin-top: 40px; }
  .chanpinbox { flex-direction: column; align-items: center; gap: 20px; }
  .chanpinbox li { max-width: 100%; width: 100%; min-width: 0; flex: none; padding: 40px 28px 36px; }
  .tixian { flex-direction: column; text-align: center; padding: 36px 24px; }
  .tixianTit2 { font-size: 32px; }
  .tixian-r { flex-direction: column; align-items: center; width: 100%; }
  .tixian-r input { width: 100%; max-width: 300px; }
  .tixian-r button { width: 100%; max-width: 300px; }

  /* ---- Cases Slider ---- */
  .hangye { padding: 70px 0; }
  .hangyeBox { padding: 0 20px; margin-top: 40px; }
  .pictureSlider { min-height: 300px; }
  .case-card {
    width: 100%; left: 0; margin-left: 0; position: relative;
    min-height: 200px; padding: 28px 22px; border-radius: 18px;
  }
  .case-card.prev, .case-card.next { display: none; }
  .case-card.active { transform: none; opacity: 1; }
  .case-card-title { font-size: 22px; }
  .case-card-desc { font-size: 14px; }
  .poster-btn { width: 36px; height: 36px; }
  .poster-btn svg { width: 16px; height: 16px; }
  .poster-dots { bottom: -40px; }

  /* ---- Partners ---- */
  .comment { padding: 70px 0; }
  .marquee-wrapper { margin-top: 36px; gap: 16px; }
  .marquee-wrapper::before, .marquee-wrapper::after { width: 30px; }
  .partner-item { min-width: 110px; height: 56px; padding: 10px 16px; border-radius: 10px; }
  .partner-logo { width: 26px; height: 26px; }
  .partner-text { font-size: 12px; }

  /* ---- Footer ---- */
  .m4_footer { min-height: auto; padding: 50px 0 0; }
  .m4_footer .footerBox { display: flex; flex-wrap: wrap; gap: 0; }
  .m4_footer .footerBox .footerItem {
    float: none; margin-right: 0; width: 45%; margin-bottom: 30px; padding: 0 4px;
  }
  .m4_footer .footerBox .footerUl { width: auto; }
  .m4_footer2 {
    margin-top: 20px; height: auto; line-height: 1.6;
    padding: 16px 20px; font-size: 12px;
  }

  /* ---- Hide heavy effects on mobile ---- */
  .fixed_bar { display: none; }
  #mouseGlow { display: none; }
  .bg-orb { width: 200px !important; height: 200px !important; filter: blur(80px); opacity: 0.4; }
  .banner-scanlines { display: none; }
}
@media screen and (max-width: 480px) {
  .m5_hearder { padding: 0 14px; }
  .m5_hearder_pic { width: 100px; }
  .m5_hearder_pic img { height: 28px; }

  .banner { min-height: 480px; }
  .banner_con1 { font-size: 11px; letter-spacing: 2px; }
  .banner_con2 { font-size: 20px; }
  .banner_con3 { font-size: 28px; }
  .banner_con4 { font-size: 12px; letter-spacing: 3px; }

  .stats-row { gap: 6px; }
  .stat-item { padding: 12px 8px; min-width: 100px; flex: 1 1 45%; }
  .stat-number { font-size: 26px; }
  .stat-suffix { font-size: 18px; }
  .stat-ring { display: none; }

  .hexinCon { grid-template-columns: 1fr; gap: 12px; }
  .hexinCard { padding: 20px 16px; min-height: 150px; }

  .case-card { padding: 22px 18px; min-height: 180px; }
  .case-card-title { font-size: 19px; }

  .mobile-nav-panel ul li a { font-size: 22px; letter-spacing: 3px; }

  .m4_footer .footerBox .footerItem { width: 100%; margin-bottom: 24px; }
  .tixianTit2 { font-size: 26px; }

  .bg-orb { width: 150px !important; height: 150px !important; opacity: 0.3; }
}