/* Dark Cyber Tech Theme — Hacker Style */
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; width: 100%; overflow-x: hidden; }
*, *:before, *:after { box-sizing: border-box; }

body.z47c7fbody {
  font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
  color: #c8d6e5; background: #0a0e17; line-height: 1.7; word-wrap: break-word;
  background-image:
    radial-gradient(ellipse at top, rgba(0, 255, 170, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at bottom, rgba(0, 150, 255, 0.04) 0%, transparent 50%);
}
img { max-width: 100%; height: auto; display: block; border: 0; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }

.z47c7fcontainer {
  display: block;
  width: 94%;
  max-width: 1520px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 28px;
  padding-right: 28px;
}

/* Header — 深色科技导航 */
.z47c7fheader {
  position: relative; z-index: 100; width: 100%;
  background: rgba(10, 14, 23, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 255, 170, 0.2);
  box-shadow: 0 2px 20px rgba(0, 255, 170, 0.08);
}
.z47c7fheaderinner { position: relative; display: flex; align-items: center; min-height: 66px; }
.z47c7flogo {
  display: flex; align-items: center; font-weight: 700;
  max-width: 36%; margin-right: 12px; flex-shrink: 0;
  color: #00ffaa;
}
.z47c7flogomark {
  width: 34px; height: 34px; margin-right: 10px; border-radius: 6px;
  background: linear-gradient(135deg, #00ffaa, #00aaff);
  color: #0a0e17; font-size: 12px; text-align: center; line-height: 34px; flex-shrink: 0;
  font-weight: 900;
  box-shadow: 0 0 15px rgba(0, 255, 170, 0.4);
}
.z47c7flogotext { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.z47c7fnavtog { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.z47c7fnavbtn { display: none; cursor: pointer; margin-left: auto; padding: 10px; flex-shrink: 0; }
.z47c7fnavbtn span { display: block; width: 22px; height: 2px; margin: 5px 0; background: #00ffaa; }
.z47c7fnav { margin-left: auto; }
.z47c7fnavlist { display: flex; flex-wrap: wrap; align-items: center; }
.z47c7fnavlist li { margin-left: 20px; }
.z47c7fnavlist a { font-size: 15px; color: #8fa3bf; font-weight: 500; transition: color 0.3s; }
.z47c7fnavlist a:hover { color: #00ffaa; text-shadow: 0 0 8px rgba(0, 255, 170, 0.5); }
.z47c7fbtnnav {
  margin-left: 14px; flex-shrink: 0; white-space: nowrap;
  background: linear-gradient(135deg, #00ffaa, #00cc88);
  color: #0a0e17 !important; padding: 10px 20px; border-radius: 8px; font-size: 14px; font-weight: 700;
  box-shadow: 0 0 20px rgba(0, 255, 170, 0.3);
  transition: all 0.3s;
}
.z47c7fbtnnav:hover {
  background: linear-gradient(135deg, #00ffcc, #00ffaa);
  box-shadow: 0 0 30px rgba(0, 255, 170, 0.5);
  transform: translateY(-1px);
}

/* Buttons */
.z47c7fbtn {
  display: inline-block; padding: 12px 24px; border-radius: 8px;
  font-weight: 700; font-size: 14px; border: 2px solid transparent; text-align: center;
  transition: all 0.3s ease;
}
.z47c7fbtnprimary {
  background: linear-gradient(135deg, #00ffaa, #00cc88);
  color: #0a0e17 !important;
  box-shadow: 0 0 20px rgba(0, 255, 170, 0.3);
}
.z47c7fbtnprimary:hover {
  background: linear-gradient(135deg, #00ffcc, #00ffaa);
  box-shadow: 0 0 30px rgba(0, 255, 170, 0.5);
  transform: translateY(-2px);
}
.z47c7fbtnoutline {
  border: 2px solid rgba(0, 255, 170, 0.5);
  color: #00ffaa !important;
  background: transparent;
}
.z47c7fbtnoutline:hover {
  background: rgba(0, 255, 170, 0.1);
  border-color: #00ffaa;
  box-shadow: 0 0 20px rgba(0, 255, 170, 0.2);
}
.z47c7fbtnblock { display: block; width: 100%; }

/* Banner — 深色科技横幅 */
.z47c7fbanner {
  width: 100%;
  background: linear-gradient(135deg, #0a0e17 0%, #0d1526 50%, #0a1628 100%);
  color: #fff;
  overflow: hidden;
  position: relative;
}
.z47c7fbanner::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    linear-gradient(rgba(0, 255, 170, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 170, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
}
.z47c7fbannersplit { display: flex; flex-wrap: wrap; min-height: 560px; position: relative; z-index: 1; }
.z47c7fbannerleft {
  width: 55%; display: flex; align-items: center;
  padding: 60px 4% 76px; box-sizing: border-box;
}
.z47c7fbannerleftinner { width: 100%; max-width: 720px; }
.z47c7fbannertag {
  font-size: 13px; font-weight: 700; color: #00ffaa;
  margin-bottom: 16px;
  letter-spacing: 2px;
  text-shadow: 0 0 10px rgba(0, 255, 170, 0.5);
}
.z47c7fbannertitle {
  font-size: 42px; line-height: 1.3; margin-bottom: 18px;
  background: linear-gradient(135deg, #ffffff 0%, #00ffaa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.z47c7fbannerdesc { color: rgba(200, 214, 229, 0.85); margin-bottom: 28px; font-size: 16px; line-height: 1.8; }
.z47c7fbannerbtns { margin-bottom: 28px; }
.z47c7fbannerbtns .z47c7fbtn { margin: 0 10px 12px 0; }
.z47c7fbannerpoints { overflow: hidden; }
.z47c7fbannerpoints li {
  float: left; width: 50%; padding: 6px 12px 6px 0; font-size: 14px; color: rgba(200, 214, 229, 0.8);
}
.z47c7fbannerpoints li:before {
  content: "▸";
  color: #00ffaa;
  margin-right: 8px;
  text-shadow: 0 0 6px rgba(0, 255, 170, 0.6);
}
.z47c7fbannerright {
  width: 45%; overflow: hidden;
  position: relative;
}
.z47c7fbannerright::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(90deg, #0a0e17 0%, transparent 30%, transparent 70%, rgba(10, 14, 23, 0.5) 100%);
  pointer-events: none;
}
.z47c7fbannerright img {
  width: 100%; height: 100%; min-height: 560px;
  object-fit: cover;
  filter: brightness(0.6) saturate(1.2) hue-rotate(10deg);
}

/* Stats — 数据统计 */
.z47c7fstats { position: relative; z-index: 2; margin-top: -40px; width: 100%; padding: 0 20px; }
.z47c7fstatsrow {
  max-width: 1520px; margin-left: auto; margin-right: auto;
  background: linear-gradient(135deg, #111827 0%, #0f172a 100%);
  border-radius: 12px;
  border: 1px solid rgba(0, 255, 170, 0.15);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 30px rgba(0, 255, 170, 0.05);
  overflow: hidden; padding: 24px 0;
}
.z47c7fstat { float: left; width: 25%; text-align: center; padding: 10px 6px; }
.z47c7fstatsrow:after { content: ""; display: table; clear: both; }
.z47c7fstat strong {
  display: block; font-size: 30px;
  color: #00ffaa;
  font-weight: 800;
  text-shadow: 0 0 15px rgba(0, 255, 170, 0.4);
}
.z47c7fstat span { font-size: 13px; color: #6b8299; }

/* Sections — 通用板块 */
.z47c7fsection { width: 100%; padding: 72px 0; clear: both; position: relative; }
.z47c7falt { background: #0d1320; }
.z47c7falt::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at center, rgba(0, 255, 170, 0.02) 0%, transparent 70%);
  pointer-events: none;
}
.z47c7fsectionhead { text-align: center; margin-bottom: 44px; position: relative; z-index: 1; }
.z47c7fsectionhead.z47c7fleft { text-align: left; }
.z47c7fsectiontitle {
  font-size: 32px; margin-bottom: 12px;
  color: #ffffff;
  font-weight: 700;
}
.z47c7fsectiondesc { color: #6b8299; font-size: 15px; }

/* About block */
.z47c7faboutblock {
  background: linear-gradient(135deg, #111827 0%, #0f172a 100%);
  border-radius: 12px;
  border: 1px solid rgba(0, 255, 170, 0.12);
  padding: 36px;
  border-top: 3px solid #00ffaa;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  position: relative;
  z-index: 1;
}
.z47c7faboutblock h3 { margin-bottom: 14px; font-size: 22px; color: #fff; }
.z47c7faboutblock p { color: #8fa3bf; margin-bottom: 14px; line-height: 1.8; }
.z47c7ftags { margin: 18px 0; }
.z47c7ftags span {
  display: inline-block; margin: 0 8px 8px 0; padding: 6px 14px;
  background: rgba(0, 255, 170, 0.1);
  color: #00ffaa;
  border: 1px solid rgba(0, 255, 170, 0.2);
  border-radius: 999px; font-size: 12px; font-weight: 600;
}
.z47c7fchecklist { overflow: hidden; margin-top: 14px; }
.z47c7fchecklist li {
  float: left; width: 50%; padding: 0 12px 12px 22px; position: relative;
  font-size: 14px; color: #8fa3bf; box-sizing: border-box;
}
.z47c7fchecklist li:before {
  content: "✓";
  position: absolute; left: 0; top: 4px;
  color: #00ffaa;
  font-weight: 700;
  font-size: 14px;
}
.z47c7fchecklist:after { content: ""; display: table; clear: both; }

/* Grids — 卡片网格 */
.z47c7fgrid2, .z47c7fgrid3, .z47c7fgrid4 { display: flex; flex-wrap: wrap; margin: 0 -12px; position: relative; z-index: 1; }
.z47c7fcard, .z47c7fscene, .z47c7fadv, .z47c7fquote {
  background: linear-gradient(135deg, #111827 0%, #0f172a 100%);
  border: 1px solid rgba(0, 255, 170, 0.1);
  border-radius: 12px;
  padding: 28px 24px;
  margin: 0 12px 24px; box-sizing: border-box;
  transition: all 0.3s ease;
}
.z47c7fcard:hover, .z47c7fscene:hover, .z47c7fadv:hover {
  border-color: rgba(0, 255, 170, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(0, 255, 170, 0.08);
}
.z47c7fgrid2 .z47c7fscene {
  width: calc(50% - 24px);
  border-bottom: 3px solid #00ffaa;
}
.z47c7fgrid3 .z47c7fcard, .z47c7fgrid3 .z47c7fquote { width: calc(33.333% - 24px); min-height: 220px; }
.z47c7fgrid4 .z47c7fadv { width: calc(25% - 24px); min-height: 160px; }
.z47c7fcard h3, .z47c7fscene h3, .z47c7fadv h3 {
  margin-bottom: 10px; font-size: 17px;
  color: #fff;
}
.z47c7fcard p, .z47c7fscene p, .z47c7fadv p {
  color: #6b8299; font-size: 14px; line-height: 1.7;
}
.z47c7fcard ul { margin-top: 12px; }
.z47c7fcard li {
  font-size: 13px; color: #6b8299;
  padding: 3px 0 3px 14px; position: relative;
}
.z47c7fcard li:before {
  content: ""; position: absolute; left: 0; top: 10px;
  width: 6px; height: 6px; border-radius: 50%;
  background: #00ffaa;
  box-shadow: 0 0 6px rgba(0, 255, 170, 0.6);
}
.z47c7fadv span {
  display: block; color: #00ffaa;
  font-weight: 700; font-size: 14px; margin-bottom: 8px;
  text-shadow: 0 0 8px rgba(0, 255, 170, 0.4);
}
.z47c7fquote p { margin-bottom: 14px; color: #c8d6e5; font-style: italic; }
.z47c7fquote footer { font-size: 13px; color: #6b8299; }

/* Zigzag — 服务流程 */
.z47c7fzigzag { max-width: 800px; margin: 0 auto; list-style: none; position: relative; z-index: 1; }
.z47c7fzigzag li {
  display: flex; align-items: center; margin-bottom: 16px;
  background: linear-gradient(135deg, #111827 0%, #0f172a 100%);
  border: 1px solid rgba(0, 255, 170, 0.1);
  border-radius: 12px; padding: 20px 24px;
  transition: all 0.3s;
}
.z47c7fzigzag li:hover {
  border-color: rgba(0, 255, 170, 0.25);
  box-shadow: 0 0 20px rgba(0, 255, 170, 0.06);
}
.z47c7fzigleft { margin-right: 10%; }
.z47c7fzigright { margin-left: 10%; flex-direction: row-reverse; text-align: right; }
.z47c7fzigzag span {
  flex-shrink: 0; width: 44px; height: 44px; border-radius: 50%; margin: 0 18px;
  background: linear-gradient(135deg, #00ffaa, #00aaff);
  color: #0a0e17;
  font-weight: 800; text-align: center; line-height: 44px;
  font-size: 16px;
  box-shadow: 0 0 20px rgba(0, 255, 170, 0.3);
}
.z47c7fzigzag h3 { font-size: 16px; margin-bottom: 4px; color: #fff; }
.z47c7fzigzag p { font-size: 13px; color: #6b8299; }

/* Industries / tags */
.z47c7findustries { text-align: center; position: relative; z-index: 1; }
.z47c7findustries li {
  display: inline-block; margin: 6px; padding: 10px 18px;
  background: rgba(0, 255, 170, 0.05);
  border: 1px solid rgba(0, 255, 170, 0.15);
  border-radius: 8px; font-size: 14px;
  color: #8fa3bf;
  transition: all 0.3s;
}
.z47c7findustries li:hover {
  background: rgba(0, 255, 170, 0.1);
  border-color: #00ffaa;
  color: #00ffaa;
}

/* FAQ */
.z47c7ffaqlist { max-width: 860px; margin: 0 auto; position: relative; z-index: 1; }
.z47c7ffaqlist article {
  background: linear-gradient(135deg, #111827 0%, #0f172a 100%);
  border: 1px solid rgba(0, 255, 170, 0.1);
  border-radius: 10px;
  padding: 20px 24px; margin-bottom: 12px;
  border-left: 4px solid #00ffaa;
  transition: all 0.3s;
}
.z47c7ffaqlist article:hover {
  border-color: rgba(0, 255, 170, 0.3);
  box-shadow: 0 0 20px rgba(0, 255, 170, 0.06);
}
.z47c7ffaqlist h3 { font-size: 15px; margin-bottom: 6px; color: #fff; }
.z47c7ffaqlist p { font-size: 14px; color: #6b8299; line-height: 1.8; }

/* Contact */
.z47c7fcontactwrap { display: flex; flex-wrap: wrap; margin: 0 -10px; position: relative; z-index: 1; }
.z47c7fcontactinfo, .z47c7fform {
  width: calc(50% - 20px); margin: 0 10px;
  background: linear-gradient(135deg, #111827 0%, #0f172a 100%);
  border: 1px solid rgba(0, 255, 170, 0.12);
  border-radius: 12px; padding: 30px;
  box-sizing: border-box;
}
.z47c7fcontactinfo h3 { margin-bottom: 18px; color: #fff; font-size: 18px; }
.z47c7fcontactinfo li {
  overflow: hidden; font-size: 14px; padding-bottom: 12px; margin-bottom: 12px;
  border-bottom: 1px dashed rgba(0, 255, 170, 0.1);
}
.z47c7fcontactinfo span { float: left; color: #6b8299; }
.z47c7fcontactinfo strong { float: right; color: #c8d6e5; }
.z47c7fonline {
  color: #00ffaa !important;
  text-shadow: 0 0 8px rgba(0, 255, 170, 0.4);
}
.z47c7fform label { display: block; margin-bottom: 14px; font-size: 13px; font-weight: 600; color: #8fa3bf; }
.z47c7fform input, .z47c7fform select, .z47c7fform textarea {
  display: block; width: 100%; margin-top: 6px; padding: 12px 14px;
  border: 1px solid rgba(0, 255, 170, 0.15);
  border-radius: 8px; font: inherit;
  background: #0a0e17;
  color: #c8d6e5;
  transition: all 0.3s;
}
.z47c7fform input:focus, .z47c7fform select:focus, .z47c7fform textarea:focus {
  outline: none;
  border-color: #00ffaa;
  box-shadow: 0 0 15px rgba(0, 255, 170, 0.1);
}
.z47c7fform select option { background: #0f172a; color: #c8d6e5; }

/* Footer */
.z47c7ffooter {
  width: 100%;
  background: #070a12;
  color: rgba(200, 214, 229, 0.6);
  padding: 56px 0 24px;
  border-top: 1px solid rgba(0, 255, 170, 0.1);
}
.z47c7ffootergrid { display: flex; flex-wrap: wrap; margin: 0 -11px 28px; }
.z47c7ffootergrid > div { width: 25%; padding: 0 11px; box-sizing: border-box; }
.z47c7ffooter h3 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.z47c7ffooter p, .z47c7ffooter li { font-size: 13px; margin-bottom: 8px; line-height: 1.7; }
.z47c7ffooter a { transition: color 0.3s; }
.z47c7ffooter a:hover { color: #00ffaa; text-shadow: 0 0 8px rgba(0, 255, 170, 0.4); }
.z47c7fflinklist li { display: inline-block; margin-right: 10px; }
.z47c7fadbox { margin: 16px 0; }
.z47c7ffooterbottom {
  border-top: 1px solid rgba(0, 255, 170, 0.08);
  padding-top: 20px; overflow: hidden; font-size: 12px;
}
.z47c7ffooterbottom p { float: left; margin-right: 16px; }
.z47c7ffooterbottom a { color: #00ffaa; }

/* Responsive */
@media screen and (max-width: 992px) {
  .z47c7fnavbtn { display: block; }
  .z47c7fbtnnav { display: none !important; }
  .z47c7fnav {
    position: absolute; left: 0; right: 0; top: 100%; margin: 0;
    background: #0f172a;
    border-bottom: 1px solid rgba(0, 255, 170, 0.1);
    max-height: 0; overflow: hidden; z-index: 60;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
  }
  .z47c7fnavlist { display: block; padding: 8px 20px 16px; }
  .z47c7fnavlist li { margin: 0; }
  .z47c7fnavlist a { display: block; padding: 12px 4px; font-size: 15px; }
  .z47c7fnavtog:checked ~ .z47c7fnav { max-height: 70vh; overflow-y: auto; }

  .z47c7fbannerleft, .z47c7fbannerright { width: 100%; }
  .z47c7fbannerleft { padding: 48px 20px 40px; }
  .z47c7fbannerright img { min-height: 240px; max-height: 300px; }
  .z47c7fbannersplit { min-height: 0; }
  .z47c7fstat { width: 50%; }
  .z47c7fchecklist li { width: 100%; float: none; }
  .z47c7fgrid3 .z47c7fcard, .z47c7fgrid3 .z47c7fquote,
  .z47c7fgrid4 .z47c7fadv, .z47c7fcontactinfo, .z47c7fform,
  .z47c7ffootergrid > div { width: calc(50% - 16px); }
  .z47c7fcontactinfo, .z47c7fform { width: 100%; margin: 0 0 16px; }
  .z47c7fzigleft, .z47c7fzigright { margin: 0 0 14px; }
  .z47c7fzigright { flex-direction: row; text-align: left; }
  .z47c7fstats { margin-top: -24px; }
}

@media screen and (max-width: 640px) {
  .z47c7fbannertitle { font-size: 28px; }
  .z47c7fbannerbtns .z47c7fbtn { display: block; width: 100%; margin: 0 0 12px; }
  .z47c7fbannerpoints li { width: 100%; float: none; }
  .z47c7fstat,
  .z47c7fgrid2 .z47c7fscene,
  .z47c7fgrid3 .z47c7fcard,
  .z47c7fgrid3 .z47c7fquote,
  .z47c7fgrid4 .z47c7fadv,
  .z47c7ffootergrid > div { width: 100%; margin-left: 0; margin-right: 0; }
  .z47c7fgrid2, .z47c7fgrid3, .z47c7fgrid4 { margin: 0; }
  .z47c7fsection { padding: 48px 0; }
  .z47c7fcontactinfo span, .z47c7fcontactinfo strong { float: none; display: block; }
  .z47c7ffooterbottom p { float: none; }
}
/* PC 大屏增强 */
@media screen and (min-width: 1400px) {
  .z47c7fsection_title, .z47c7fsection-title, .z47c7fsectiontitle { font-size: 38px !important; }
  .z47c7fbanner_title, .z47c7fbannertitle, .z47c7fbanner-title { font-size: 50px !important; }
}