* { margin: 0; padding: 0; box-sizing: border-box; }
html { height: 100%; scroll-behavior: smooth; }
body { min-height: 100%; }
ul, ol { list-style: none; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button, input, textarea, select { font-family: inherit; }
button { cursor: pointer; }
::selection { background: #cfe0ff; color: #0b1f3a; }

:root {
  --blue: #0064ff;
  --blue-2: #3383ff;
  --ink: #1a1f2e;
  --muted: #5c6578;
  --sub: #8b93a7;
  --line: #dfe6ef;
  --bg: #f7f9fc;
  --foot: #ebf3fd;
  --w: 76%;
  --hw: 80%;
  --shadow: 0 14px 40px rgba(16, 64, 160, .08);
  --radius: 0.7vw;
}

body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: #f7f9fc;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a, button, .logo-cell, .p-card, .quote, .case-card, .news-card, .feat-card, .num-grid li {
  transition: color .22s ease, background .22s ease, border-color .22s ease, box-shadow .28s ease, transform .28s ease, filter .22s ease, opacity .22s ease;
}

.wrap { width: var(--w); max-width: 1480px; margin: 0 auto; }
.inner-pad { padding: 2.4vw 0 4.4vw; }

/* ===== Header ===== */
.site-header {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 5.8vw;
  min-height: 92px;
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(180deg, rgba(255,255,255,.42), rgba(255,255,255,0));
}
.site-header.solid,
.site-header.fixed,
.site-header.menu-open {
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(16, 40, 90, .06);
}
.site-header.fixed {
  position: fixed;
  box-shadow: 0 1px 0 rgba(16, 40, 90, .08);
  animation: headerDown .28s ease;
}
@keyframes headerDown {
  from { transform: translateY(-12px); opacity: .4; }
  to { transform: none; opacity: 1; }
}
.head {
  width: var(--hw);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { display: flex; align-items: center; height: 100%; }
.logo img {
  height: 3.9vw;
  min-height: 74px;
  max-height: 86px;
  width: auto;
  filter: drop-shadow(0 2px 8px rgba(16,64,160,.08));
}
.nav-wrap { display: flex; align-items: center; gap: 1.6vw; }
.nav {
  display: flex;
  align-items: stretch;
  height: 5.8vw;
  min-height: 92px;
  gap: 0.2vw;
}
.nav > li {
  display: flex;
  align-items: center;
  position: relative;
}
.nav > li > a {
  padding: 0 1.05vw;
  font-size: 1.05vw;
  font-weight: 700;
  color: #111;
  height: 5.8vw;
  min-height: 92px;
  display: flex;
  align-items: center;
  white-space: nowrap;
  position: relative;
}
.nav > li > a::after {
  content: "";
  position: absolute;
  left: 1.05vw; right: 1.05vw; bottom: 1.35vw;
  height: 2px;
  border-radius: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .22s ease;
}
.nav > li:hover > a,
.nav > li.active > a { color: var(--blue); }
.nav > li:hover > a::after,
.nav > li.active > a::after { transform: scaleX(1); }

.mega {
  position: absolute;
  top: 100%;
  left: 50%;
  --mx: -42%;
  width: 53vw;
  min-width: 720px;
  background: #fff;
  border-radius: 0 0 8px 8px;
  box-shadow: 0 16px 40px rgba(20, 50, 120, .12);
  padding: 1.15vw 2.2vw 1.5vw;
  z-index: 20;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(var(--mx)) translateY(10px);
  transition: opacity .22s ease, transform .22s ease, visibility .22s;
}
.mega.mega-sol { width: 66vw; --mx: -48%; }
.nav > li:hover .mega {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(var(--mx)) translateY(0);
}
.mega-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 2vw;
}
.mega-col h4.group {
  color: var(--blue);
  font-size: 0.82vw;
  letter-spacing: .08em;
  margin: 0.45vw 0 0.55vw;
  font-weight: 800;
}
.mega a.item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55vw 0.85vw;
  margin: 0.12vw 0;
  border-radius: 0.45vw;
}
.mega a.item:hover { background: #f1f7fe; }
.mega a.item .t { font-size: 0.95vw; font-weight: 700; color: #111; }
.mega a.item:hover .t { color: var(--blue); }
.mega a.item .d { font-size: 0.72vw; color: var(--sub); margin-top: 0.12vw; }
.mega a.item .arrow {
  opacity: 0;
  color: var(--blue);
  transform: translateX(-6px);
  transition: .25s;
  font-size: 1.1vw;
}
.mega a.item:hover .arrow { opacity: 1; transform: none; }
.mega a.feature {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 0.6vw;
  padding: 0.7vw;
  margin: 0.3vw 0 0.6vw;
  border-radius: 0.5vw;
  background: linear-gradient(180deg, #f6f9fe, #fff);
  border: 1px solid #e8f0fb;
}
.mega a.feature:hover { border-color: #b9d4ff; box-shadow: 0 8px 20px rgba(16,96,255,.1); }
.mega a.feature .t { font-size: 1.05vw; color: var(--blue); font-weight: 800; }
.mega a.feature .d { font-size: 0.75vw; color: #676767; margin-top: 0.25vw; }
.mega a.feature img {
  width: 100%;
  height: 4.6vw;
  object-fit: cover;
  border-radius: 0.35vw;
}

.consult-btn {
  height: 2.25vw;
  min-height: 36px;
  padding: 0 1.2vw;
  border-radius: 2px;
  background: #0b57d0;
  color: #fff !important;
  font-size: 0.92vw;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  box-shadow: none;
  white-space: nowrap;
}
.consult-btn:hover { background: #094bb3; transform: none; filter: none; }

.menu-toggle {
  display: none;
  width: 42px; height: 42px; border: 0; background: transparent;
}
.menu-toggle span {
  display: block; height: 2px; background: #111; margin: 7px 9px; border-radius: 2px;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  height: 38vw;
  min-height: 420px;
  max-height: 760px;
  overflow: hidden;
  background: #d7e6ff;
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .8s ease;
  background: #cfe0ff center/cover no-repeat;
}
.hero-slide.on { opacity: 1; z-index: 1; }
.hero-slide.on { animation: ken 7s ease forwards; }
@keyframes ken {
  from { transform: scale(1); }
  to { transform: scale(1.03); }
}
.hero-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255,255,255,.94) 0%, rgba(255,255,255,.62) 36%, rgba(255,255,255,0) 64%);
}
.hero-copy {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 2%;
}
.hero-slide.on .hero-copy { animation: copyIn .7s ease .08s both; }
@keyframes copyIn {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
.hero-copy p {
  font-size: 1.55vw;
  color: var(--blue);
  font-weight: 600;
  letter-spacing: .04em;
}
.hero-copy p::after {
  content: "";
  display: block;
  width: 2.2vw;
  height: 3px;
  margin: 0.55vw 0 0.15vw;
  border-radius: 3px;
  background: linear-gradient(90deg, #0064ff, #7cbcff);
}
.hero-copy h1 {
  font-size: 2.45vw;
  margin: 0.35vw 0 1.7vw;
  color: #111;
  font-weight: 800;
  letter-spacing: 0.03em;
  line-height: 1.28;
}
.hero-copy .btn,
.cta-strip .btn {
  width: 8.8vw;
  min-width: 122px;
  height: 2.75vw;
  min-height: 42px;
  border-radius: 999px;
  border: 1.6px solid var(--blue);
  color: var(--blue);
  background: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.02vw;
  font-weight: 700;
  box-shadow: 0 8px 18px rgba(16,96,255,.1);
}
.hero-copy .btn:hover,
.cta-strip .btn:hover { background: var(--blue); color: #fff; transform: none; }
.hero-nav {
  position: absolute;
  z-index: 3;
  top: 50%;
  transform: translateY(-50%);
  width: 3.2vw;
  height: 3.2vw;
  min-width: 36px;
  min-height: 36px;
  border: 0;
  border-radius: 50%;
  background: rgba(255,255,255,.88);
  color: var(--blue);
  font-size: 1.4vw;
  box-shadow: 0 6px 18px rgba(0,40,120,.12);
}
.hero-nav:hover { background: #fff; transform: translateY(-50%) scale(1.06); }
.hero-nav.prev { left: 2.2vw; }
.hero-nav.next { right: 2.2vw; }
.hero-dots {
  position: absolute; z-index: 3; bottom: 1.5vw; left: 0; right: 0;
  display: flex; justify-content: center; gap: 0.4vw;
}
.hero-dots button {
  width: 0.5vw; height: 0.5vw; min-width: 8px; min-height: 8px;
  border: 0; border-radius: 8px; background: #c5d8f5; padding: 0;
}
.hero-dots button.on { background: var(--blue); width: 1.55vw; }

/* ===== 通用标题 ===== */
.sec { padding: 4.4vw 0 1.2vw; }
.sec-soft {
  background: linear-gradient(180deg, #f2f7ff 0%, rgba(247,249,252,0) 100%);
}
.sec-title { text-align: center; margin-bottom: 2.2vw; }
.sec-title p {
  color: #8c91a7;
  font-size: 0.95vw;
  letter-spacing: .12em;
}
.sec-title h2 {
  font-size: 2vw;
  margin-top: 0.3vw;
  font-weight: 800;
  letter-spacing: .04em;
}
.sec-title h2::after {
  content: "";
  display: block;
  width: 2.2vw;
  height: 4px;
  margin: 0.72vw auto 0;
  border-radius: 4px;
  background: linear-gradient(90deg, #0064ff, #7cbcff);
}
.sec-title.with-more {
  display: flex; align-items: flex-end; justify-content: center; position: relative;
}
.sec-title .more-link {
  position: absolute; right: 0; bottom: 0.15vw;
  color: var(--blue); font-size: 0.95vw; font-weight: 700;
  letter-spacing: .04em;
}
.sec-title .more-link:hover { transform: translateX(3px); }

/* ===== 核心产品双卡 ===== */
.products-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4vw;
}
.p-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  min-height: 16.8vw;
  box-shadow: var(--shadow);
  border: 1px solid #eef3fb;
}
.p-card:hover {
  transform: none;
  border-color: #b9d4ff;
  box-shadow: 0 12px 28px rgba(16,96,255,.1);
}
.p-card .txt { padding: 1.85vw 1.45vw 1.5vw 1.7vw; }
.p-card .tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35vw;
  color: var(--blue);
  font-size: 0.95vw;
  font-weight: 700;
}
.p-card .tag i {
  width: 0.48vw; height: 0.48vw; border-radius: 50%;
  background: var(--blue); display: inline-block;
  box-shadow: 0 0 0 4px rgba(0,100,255,.12);
}
.p-card h3 {
  font-size: 1.42vw;
  margin: 0.95vw 0 0.7vw;
  line-height: 1.38;
  font-weight: 800;
  letter-spacing: .02em;
}
.p-card p { color: var(--muted); font-size: 0.9vw; line-height: 1.75; }
.p-card .ask {
  margin-top: 1.25vw;
  color: var(--blue);
  font-size: 0.98vw;
  display: inline-flex;
  align-items: center;
  gap: 0.25vw;
  font-weight: 700;
}
.p-card .ask span { transition: transform .22s; }
.p-card:hover .ask span { transform: translateX(4px); }
.p-card .visual {
  background: linear-gradient(180deg, #f6f9fe, #e6f0fd);
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  overflow: hidden;
}
.p-card .visual img {
  width: 108%;
  height: 92%;
  object-fit: cover;
  object-position: left top;
  border-radius: 0.6vw 0 0 0;
  transform: translate(6%, 8%);
  box-shadow: -10px 12px 30px rgba(16,80,180,.18);
  transition: transform .5s;
}
.p-card:hover .visual img { transform: translate(3%, 3%); }

/* ===== 解决方案 ===== */
.sol-head {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.sol-tabs {
  display: flex;
  gap: 0.15vw;
  margin: -0.4vw 0 1.8vw;
  background: #e8f0fb;
  border-radius: 999px;
  padding: 0.2vw;
}
.sol-tabs button {
  border: 0;
  background: transparent;
  min-width: 6.4vw;
  height: 2.25vw;
  border-radius: 999px;
  font-size: 0.95vw;
  color: #6e7a99;
  font-weight: 700;
}
.sol-tabs button.on {
  background: #fff;
  color: var(--blue);
  box-shadow: 0 4px 14px rgba(16,96,255,.14);
}
.sol-body {
  display: grid;
  grid-template-columns: 26% 1fr;
  gap: 1.6vw;
  min-height: 22vw;
}
.sol-list {
  background: linear-gradient(180deg, #f6f9fe 0%, rgba(246,250,253,0) 50%, #f6fafd 100%);
  border-radius: 0.65vw;
  padding: 0.85vw 0.45vw;
  border: 1px solid #eaf1fb;
}
.sol-list button {
  width: 100%;
  text-align: left;
  border: 0;
  background: transparent;
  padding: 0.78vw 1.1vw;
  border-radius: 0.45vw;
  color: #333;
  font-size: 0.88vw;
  font-weight: 700;
}
.sol-list button.on {
  background: #fff;
  color: var(--blue);
  border: 1px solid #0266ff;
  box-shadow: 0 8px 18px rgba(16,96,255,.1);
}
.sol-detail {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid #e8eef7;
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  box-shadow: var(--shadow);
}
.sol-detail .copy { padding: 1.85vw 1.65vw; }
.sol-detail h3 { font-size: 1.35vw; color: var(--blue); font-weight: 800; }
.sol-detail .tagline { margin: 0.45vw 0 0.8vw; color: #0e6dfe; font-size: 0.95vw; }
.sol-detail p { color: #555; font-size: 0.9vw; }
.sol-detail ul { margin: 0.95vw 0 1.25vw; }
.sol-detail li {
  padding: 0.32vw 0 0.32vw 1.05vw;
  position: relative;
  color: #444;
  font-size: 0.88vw;
}
.sol-detail li::before {
  content: "";
  position: absolute; left: 0; top: 0.78vw;
  width: 0.32vw; height: 0.32vw;
  background: var(--blue); border-radius: 50%;
}
.sol-detail .go {
  display: inline-flex;
  align-items: center;
  height: 2.2vw;
  padding: 0 1.05vw;
  border: 1px solid #0266ff;
  border-radius: 999px;
  color: var(--blue);
  font-size: 0.9vw;
  font-weight: 700;
}
.sol-detail .go:hover { background: var(--blue); color: #fff; }
.sol-detail .pic {
  background: #edf4ff;
  overflow: hidden;
  position: relative;
}
.sol-detail .pic::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(8,40,110,.18));
  pointer-events: none;
}
.sol-detail .pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .55s;
}
.sol-detail:hover .pic img { transform: none; }

/* ===== 案例 ===== */
.quote-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 1.1vw;
  margin-bottom: 1.5vw;
}
.quote {
  background: #fff;
  border-radius: var(--radius);
  padding: 1.55vw 1.35vw 1.4vw;
  border: 1px solid #e8eef7;
  box-shadow: 0 10px 28px rgba(20,70,160,.06);
  min-height: 10.5vw;
  position: relative;
  overflow: hidden;
}
.quote::before {
  content: "“";
  position: absolute;
  right: 0.7vw;
  top: -0.55vw;
  font-size: 5.2vw;
  line-height: 1;
  color: #e7f0ff;
  font-family: Georgia, "Times New Roman", serif;
  pointer-events: none;
}
.quote:hover { transform: none; border-color: #c9dcff; box-shadow: 0 10px 24px rgba(16,96,255,.08); }
.quote .who { font-weight: 800; font-size: 1.05vw; position: relative; }
.quote .role { color: #8c91a7; font-size: 0.76vw; margin: 0.28vw 0 0.75vw; }
.quote p { color: #555; font-size: 0.88vw; position: relative; }
.logo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.7vw;
}
.logo-cell {
  background: #fff;
  border: 1px solid #e8eef7;
  border-radius: 0.5vw;
  min-height: 4.4vw;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.55vw;
  color: #3a4a6b;
  font-size: 0.82vw;
  text-align: center;
  padding: 0.55vw 0.7vw;
}
.logo-cell .mark {
  width: 1.7vw; height: 1.7vw; min-width: 22px; min-height: 22px;
  border-radius: 2px;
  background: #eef5ff;
  color: var(--blue);
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
}
.logo-cell:hover {
  border-color: var(--blue);
  color: var(--blue);
  box-shadow: none;
}

/* ===== 实力 ===== */
.stats-box {
  display: grid;
  grid-template-columns: 0.95fr 1.25fr;
  gap: 1.5vw;
  background: #fff;
  border: 1px solid #e3eefc;
  border-radius: 0.85vw;
  padding: 2vw;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.mission li {
  padding: 0.9vw 0;
  border-bottom: 1px solid #e8eef7;
  display: flex;
  gap: 0.85vw;
  align-items: flex-start;
}
.mission li:last-child { border-bottom: 0; }
.mission .idx {
  color: #c5d8f8;
  font-weight: 800;
  font-size: 1.05vw;
  letter-spacing: .04em;
  padding-top: 0.15vw;
}
.mission li p:first-child { color: var(--blue); font-weight: 800; font-size: 1.05vw; }
.mission li p:last-child { color: #676767; font-size: 0.86vw; }
.num-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8vw; }
.num-grid li {
  background: #fff;
  border-radius: 0.55vw;
  padding: 1.15vw 1vw 1.05vw;
  border: 1px solid #e8eef7;
}
.num-grid li:hover { border-color: #c9dcff; transform: translateY(-2px); }
.num-grid span { font-size: 1.9vw; color: var(--blue); font-weight: 800; letter-spacing: .02em; }
.num-grid p { color: #6b6b6b; font-size: 0.82vw; }
.cert-shot {
  margin-top: 0.9vw;
  border-radius: 0.55vw;
  overflow: hidden;
  height: 9.5vw;
  border: 1px solid #e8eef7;
}
.cert-shot img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.cert-shot:hover img { transform: scale(1.04); }

/* ===== 新闻 ===== */
.news-box { display: grid; grid-template-columns: 1.05fr 1fr; gap: 1.8vw; }
.news-feature {
  position: relative;
  min-height: 22vw;
  border-radius: var(--radius);
  overflow: hidden;
  display: block;
  box-shadow: var(--shadow);
}
.news-feature img {
  width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0;
  transition: transform .55s;
}
.news-feature:hover img { transform: none; }
.news-feature .shade {
  position: absolute; inset: auto 0 0 0;
  padding: 2.2vw 1.35vw 1.35vw;
  background: linear-gradient(transparent, rgba(6,28,78,.86));
  color: #fff;
  z-index: 1;
}
.news-feature .nf-cat {
  display: inline-block;
  font-size: 0.72vw;
  padding: 0.12vw 0.5vw;
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 999px;
  margin-bottom: 0.55vw;
  letter-spacing: .06em;
}
.news-feature h3 { font-size: 1.18vw; font-weight: 700; line-height: 1.45; }
.news-list li a {
  display: flex;
  align-items: center;
  gap: 1vw;
  padding: 1.05vw 0.35vw;
  border-bottom: 1px solid #e8eef7;
}
.news-list li a:hover { background: #f7faff; border-radius: 0.4vw; padding-left: 0.55vw; padding-right: 0.55vw; }
.news-list .date {
  width: 3.4vw;
  flex: none;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1;
  color: var(--blue);
}
.news-list .date b { font-size: 1.25vw; font-weight: 800; }
.news-list .date i { font-style: normal; font-size: 0.68vw; color: #8c91a7; margin-top: 0.22vw; }
.news-list .ttl { flex: 1; font-size: 0.98vw; display: flex; flex-direction: column; gap: 0.22vw; }
.news-list .ttl em {
  font-style: normal;
  font-size: 0.68vw;
  color: var(--blue);
  font-weight: 700;
}
.news-list .arrow { color: #c5d4ea; font-size: 1.1vw; }
.news-list li a:hover .ttl { color: var(--blue); }
.news-list li a:hover .arrow { color: var(--blue); transform: translateX(3px); }

/* ===== 底部 CTA ===== */
.cta-strip {
  margin-top: 3.6vw;
  height: 14.5vw;
  min-height: 168px;
  position: relative;
  overflow: hidden;
  background: #0b5cff center/cover no-repeat;
}
.cta-strip::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(255,255,255,.62), rgba(11,92,255,.16) 55%, transparent);
}
.cta-strip .inner {
  height: 100%;
  display: flex;
  align-items: center;
  position: relative;
  z-index: 1;
}
.cta-strip p { color: var(--blue); font-size: 1.4vw; font-weight: 600; }
.cta-strip h2 { color: #111; font-size: 2vw; margin: 0.4vw 0 1.15vw; font-weight: 800; }

/* ===== 页脚 ===== */
.site-footer {
  background: var(--foot);
  color: #333;
  padding-top: 0.4vw;
}
.foot-svc {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line);
}
.foot-svc li {
  display: flex;
  gap: 0.75vw;
  align-items: center;
  padding: 1.2vw 0.4vw;
}
.foot-svc .ico {
  width: 2.45vw; height: 2.45vw; min-width: 34px; min-height: 34px;
  border-radius: 2px;
  background: #fff;
  color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  border: 1px solid #d6e4f5;
  box-shadow: none;
}
.foot-svc p:first-child { font-size: 1.02vw; font-weight: 800; }
.foot-svc p:last-child { font-size: 0.78vw; color: #6b6b6b; }
.foot-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr 1.05fr 1.15fr;
  gap: 1.4vw;
  padding: 1.7vw 0 0.6vw;
}
.foot-brand img { height: 3.2vw; min-height: 52px; width: auto; margin-bottom: 0.55vw; }
.foot-brand .slogan { color: #5c6578; font-size: 0.85vw; margin-bottom: 0.7vw; max-width: 16vw; }
.foot-brand .hotline {
  display: inline-block;
  color: var(--blue);
  font-size: 1.35vw;
  font-weight: 800;
  letter-spacing: .03em;
}
.foot-brand .hint { color: #8c91a7; font-size: 0.72vw; margin-top: 0.25vw; }
.foot-grid p.col {
  width: 100%;
  font-size: 0.98vw;
  font-weight: 800;
  padding: 0.2vw 0 0.75vw;
  position: relative;
}
.foot-grid p.col::after {
  content: "";
  display: block;
  width: 1.3vw;
  height: 2px;
  margin-top: 0.4vw;
  background: var(--blue);
  border-radius: 2px;
}
.foot-grid > ul { display: flex; flex-wrap: wrap; align-content: flex-start; }
.foot-grid > ul:nth-child(2) li,
.foot-grid > ul:nth-child(3) li { width: 48%; margin-bottom: 0.28vw; }
.foot-grid a, .foot-grid li { color: #6b6b6b; font-size: 0.85vw; line-height: 1.95; }
.foot-grid a:hover { color: #111; }
.foot-contact li { width: 100% !important; }
.copy {
  border-top: 1px solid var(--line);
  padding: 1.15vw 0 1.55vw;
  margin-top: 1.3vw;
  font-size: 0.76vw;
  color: #8c91a7;
  text-align: center;
}
.copy a:hover { color: var(--blue); }

.float-ask {
  position: fixed;
  right: 1.15vw;
  bottom: 2vw;
  z-index: 1100;
  width: 3.7vw;
  height: 3.7vw;
  min-width: 54px;
  min-height: 54px;
  border-radius: 50%;
  background: #0b57d0;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7vw;
  text-align: center;
  line-height: 1.25;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(11,87,208,.32);
}
.float-ask:hover { transform: none; background: #094bb3; }

/* ===== 内页 Banner ===== */
.page-banner {
  padding: 8.4vw 0 3.4vw;
  background: #d7e6ff center/cover no-repeat;
  position: relative;
  overflow: hidden;
}
.page-banner::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(255,255,255,.9), rgba(232,242,255,.58) 52%, rgba(180,210,255,.18));
}
.page-banner .wrap { position: relative; z-index: 1; }
.banner-brand {
  font-size: 0.72vw;
  letter-spacing: .22em;
  color: var(--blue);
  font-weight: 700;
  margin-bottom: 0.55vw;
}
.page-banner h1 { font-size: 2.05vw; font-weight: 800; letter-spacing: .04em; }
.banner-line {
  display: block;
  width: 2.2vw;
  height: 3px;
  margin-top: 0.7vw;
  border-radius: 3px;
  background: linear-gradient(90deg, #0064ff, #7cbcff);
}
.crumb { color: #6e7a99; font-size: 0.82vw; margin-bottom: 0.7vw; display: flex; flex-wrap: wrap; gap: 0.25vw; }
.crumb i { font-style: normal; margin: 0 0.25vw; color: #b7c2d6; }
.crumb em { font-style: normal; color: #3a4a6b; }
.crumb a:hover { color: var(--blue); }

.page-body {
  padding: 2.4vw 0 4.4vw;
  display: grid;
  grid-template-columns: 16.5vw 1fr;
  gap: 1.7vw;
}
.side {
  background: #fff;
  border: 1px solid #e8eef7;
  border-radius: 0.65vw;
  padding: 0.75vw;
  height: fit-content;
  position: sticky;
  top: 6.4vw;
  box-shadow: 0 10px 24px rgba(16,64,160,.05);
}
.side h3 {
  font-size: 0.92vw;
  padding: 0.55vw 0.7vw 0.75vw;
  color: var(--blue);
  border-bottom: 1px solid #eef3fb;
  margin-bottom: 0.4vw;
  letter-spacing: .06em;
}
.side a {
  display: block;
  padding: 0.58vw 0.75vw;
  border-radius: 0.4vw;
  color: #444;
  font-size: 0.86vw;
}
.side a:hover { background: #f1f7fe; color: var(--blue); }
.side a.on { background: #eaf3ff; color: var(--blue); font-weight: 700; box-shadow: inset 3px 0 0 var(--blue); }

.article {
  background: #fff;
  border: 1px solid #e8eef7;
  border-radius: 0.75vw;
  padding: 2.1vw 2.3vw 2.6vw;
  box-shadow: var(--shadow);
}
.article .kicker {
  color: var(--blue);
  font-size: 0.78vw;
  font-weight: 700;
  letter-spacing: .14em;
  margin-bottom: 0.35vw;
}
.article h1 { font-size: 1.7vw; margin-bottom: 0.35vw; letter-spacing: .02em; }
.article .meta { color: #8c91a7; font-size: 0.85vw; margin-bottom: 1.35vw; }
.article h2 {
  font-size: 1.12vw;
  color: var(--blue);
  margin: 1.55vw 0 0.7vw;
  padding-left: 0.55vw;
  border-left: 3px solid var(--blue);
  line-height: 1.2;
}
.article p { color: #444; margin: 0.5vw 0; font-size: 0.95vw; }
.article li { margin: 0.35vw 0 0.35vw 1.1vw; list-style: disc; color: #444; font-size: 0.92vw; }
.shot-wrap {
  margin: 0.2vw 0 1.5vw;
  border-radius: 0.6vw;
  overflow: hidden;
  border: 1px solid #e8eef7;
  box-shadow: 0 10px 28px rgba(16,64,160,.08);
}
.shot-wrap img { width: 100%; max-height: 22vw; object-fit: cover; object-position: top; }

.feat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85vw;
  margin: 0.4vw 0 0.2vw;
}
.feat-card {
  background: #f7faff;
  border: 1px solid #e8eef7;
  border-radius: 0.35vw;
  padding: 1.05vw 1.1vw 1.15vw;
}
.feat-card:hover {
  border-color: #b9d4ff;
  box-shadow: none;
  transform: none;
}
.feat-card .n {
  font-size: 1.05vw;
  font-weight: 800;
  color: #c5d8f8;
  letter-spacing: .06em;
}
.feat-card h3 { font-size: 1vw; margin: 0.2vw 0 0.4vw; color: #111; }
.feat-card p { font-size: 0.84vw; color: #5b657a; margin: 0; }

.check-list { list-style: none; margin: 0.35vw 0; }
.check-list li {
  list-style: none !important;
  margin: 0.4vw 0 !important;
  padding: 0.62vw 0.85vw 0.62vw 2.15vw;
  position: relative;
  background: #f7faff;
  border-radius: 0.45vw;
  border: 1px solid transparent;
}
.check-list li:hover { border-color: #d6e6ff; }
.check-list li::before {
  content: "";
  position: absolute;
  left: 0.75vw; top: 50%;
  width: 0.55vw; height: 0.28vw;
  border-left: 2px solid var(--blue);
  border-bottom: 2px solid var(--blue);
  transform: translateY(-65%) rotate(-45deg);
}

.scene-pills { display: flex; flex-wrap: wrap; gap: 0.5vw; margin: 0.4vw 0 0.2vw; }
.scene-pills span {
  background: #f1f7fe;
  color: #2458b0;
  padding: 0.38vw 0.85vw;
  border-radius: 999px;
  font-size: 0.82vw;
  border: 1px solid #e1ecfb;
}

.article-cta {
  margin-top: 2.1vw;
  padding: 1.25vw 1.45vw;
  border-radius: 0.2vw;
  background: #f4f8fe;
  border: 1px solid #d6e6ff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1vw;
}
.article-cta strong { font-size: 1.05vw; }
.article-cta p { margin: 0.2vw 0 0; font-size: 0.82vw; color: #6e7a99; }
.btn-fill {
  height: 2.55vw;
  min-height: 40px;
  padding: 0 1.35vw;
  border-radius: 2px;
  background: #0064ff;
  color: #fff !important;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  box-shadow: none;
  white-space: nowrap;
  font-size: 0.9vw;
}
.btn-fill:hover { transform: none; background: #0054d6; filter: none; }

.linked-product {
  margin-top: 1.4vw;
  padding: 1.1vw 1.2vw;
  border-radius: 0.55vw;
  background: #f7faff;
  border: 1px dashed #c9dcff;
}
.linked-product span { display: block; color: var(--blue); font-size: 0.75vw; font-weight: 700; letter-spacing: .08em; }
.linked-product a { font-size: 1.05vw; font-weight: 800; color: #111; }
.linked-product a:hover { color: var(--blue); }
.linked-product p { margin: 0.3vw 0 0; font-size: 0.85vw; }

.filters { display: flex; gap: 0.5vw; margin-bottom: 1.4vw; flex-wrap: wrap; }
.filters a, .filters button {
  border: 1px solid #d1e4ff;
  background: #fff;
  color: #3a4a6b;
  height: 2.15vw;
  min-height: 34px;
  padding: 0 1vw;
  border-radius: 999px;
  font-size: 0.82vw;
  font-weight: 700;
}
.filters a:hover, .filters button:hover { border-color: var(--blue); color: var(--blue); }
.filters a.on, .filters button.on { background: var(--blue); color: #fff; border-color: var(--blue); }

.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.05vw; }
.case-card, .news-card {
  background: #fff;
  border: 1px solid #e8eef7;
  border-radius: 0.2vw;
  padding: 1.3vw 1.25vw 1.15vw;
  box-shadow: none;
  display: block;
  position: relative;
}
.news-card::before, .case-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: transparent;
}
.news-card:hover::before, .case-card:hover::before { background: var(--blue); }
.case-card:hover, .news-card:hover {
  transform: none;
  border-color: #c9dcff;
  box-shadow: none;
}
.case-card .ind, .news-card .cat {
  display: inline-block;
  background: #f1f7fe;
  color: var(--blue);
  font-size: 0.72vw;
  padding: 0.12vw 0.55vw;
  border-radius: 999px;
  font-weight: 700;
}
.case-card h3, .news-card h3 { margin: 0.65vw 0 0.4vw; font-size: 1.05vw; line-height: 1.45; }
.news-card h3:hover { color: var(--blue); }
.news-card .sum { color: #6b6b6b; font-size: 0.82vw; min-height: 2.5vw; }
.news-card .when, .case-more { color: #8c91a7; font-size: 0.75vw; margin-top: 0.75vw; display: block; }
.case-more { color: var(--blue); font-weight: 700; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.35vw; }
.hotline-card {
  display: block;
  margin: 0.4vw 0 1.1vw;
  padding: 1.15vw 1.2vw;
  border-radius: 0.2vw;
  background: #f4f8fe;
  border: 1px solid #d6e6ff;
}
.hotline-card span { display: block; color: var(--blue); font-size: 0.75vw; font-weight: 700; letter-spacing: .1em; }
.hotline-card strong { display: block; font-size: 1.7vw; letter-spacing: .04em; margin: 0.2vw 0; }
.hotline-card em { font-style: normal; color: #8c91a7; font-size: 0.75vw; }
.info-list li { padding: 0.78vw 0; border-bottom: 1px solid #eef3fb; font-size: 0.95vw; }
.info-list b { display: block; color: var(--blue); font-size: 0.72vw; letter-spacing: .08em; margin-bottom: 0.15vw; }
.form { display: grid; gap: 0.75vw; }
.form .field { display: grid; gap: 0.28vw; }
.form .field span { font-size: 0.75vw; color: #6e7a99; font-weight: 700; }
.form input, .form textarea, .form select {
  width: 100%;
  border: 1px solid #d1e4ff;
  border-radius: 2px;
  padding: 0.7vw 0.85vw;
  background: #fff;
  font-size: 0.9vw;
  outline: none;
}
.form input:focus, .form textarea:focus, .form select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(0,100,255,.12);
}
.form textarea { min-height: 7.5vw; resize: vertical; }
.form button {
  height: 2.65vw;
  min-height: 42px;
  border: 0;
  border-radius: 2px;
  color: #fff;
  background: #0064ff;
  font-size: 0.95vw;
  font-weight: 700;
  box-shadow: none;
}
.form button:hover { filter: none; transform: none; background: #0054d6; }
.ok-msg { color: #0a7a3e; background: #e8f8ee; padding: 0.65vw 0.85vw; border-radius: 10px; font-size: 0.88vw; }
.err-msg { color: #a12828; background: #fdeeee; }
.about-lead { font-size: 1.05vw; color: #3a4458; margin-bottom: 1vw; line-height: 1.85; }
.mvv {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.9vw;
  margin: 1.5vw 0 1.6vw;
}
.mvv > div {
  background: #f7faff;
  border: 1px solid #e8eef7;
  border-radius: 0.2vw;
  padding: 1.15vw 1.1vw 1.25vw;
}
.mvv span { color: #c5d8f8; font-weight: 800; font-size: 0.95vw; letter-spacing: .08em; }
.mvv h3 { font-size: 1.05vw; margin: 0.3vw 0 0.45vw; color: var(--blue); }
.mvv p { margin: 0; font-size: 0.84vw; color: #5c6578; }
.about-nums { margin: 0.4vw 0 1.4vw; }
.about-page .shot-wrap { margin-top: 0.2vw; }
.about-foot { margin-top: 1.4vw; color: #8c91a7; font-size: 0.82vw; }
.qual-list { display: flex; flex-wrap: wrap; gap: 0.5vw; margin-top: 0.7vw; }
.qual-list span {
  background: #f1f7fe; color: var(--blue); padding: 0.38vw 0.8vw; border-radius: 999px; font-size: 0.8vw; border: 1px solid #e1ecfb;
}
.news-detail p { line-height: 1.9; }
.empty { padding: 2.6vw; text-align: center; color: #8c91a7; }
.empty-page {
  padding: 10vw 0 7vw;
  text-align: center;
}
.empty-page h1 { font-size: 2vw; margin: 0.4vw 0 0.7vw; }
.empty-page p { color: #6e7a99; margin-bottom: 1.4vw; }
.hp { position: absolute; left: -9999px; height: 0; opacity: 0; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: #c9d6ea; border-radius: 8px; }
::-webkit-scrollbar-track { background: transparent; }

@media (max-width: 1100px) {
  :root { --w: 92%; --hw: 94%; }
  .nav > li > a, .consult-btn, .hero-copy p, .hero-copy h1, .sec-title h2 { font-size: 16px; }
  .mega, .mega.mega-sol { width: 90vw; min-width: 0; left: 0; --mx: 0%; }
  .products-two, .quote-row, .stats-box, .news-box, .page-body, .contact-grid, .sol-body, .sol-detail, .p-card, .foot-grid, .foot-svc, .feat-grid, .mvv {
    grid-template-columns: 1fr;
  }
  .card-grid, .logo-grid { grid-template-columns: 1fr 1fr; }
  .hero { height: 56vw; }
  .side { position: static; }
  .article-cta { flex-direction: column; align-items: flex-start; }
  .foot-brand .slogan { max-width: none; }
}

@media (max-width: 768px) {
  .menu-toggle { display: block; }
  .nav-wrap { display: none; position: absolute; top: 92px; left: 0; right: 0; background: #fff; padding: 8px 0 16px; box-shadow: 0 12px 24px rgba(0,0,0,.08); }
  .site-header.mopen .nav-wrap { display: block; }
  .nav { flex-direction: column; height: auto; align-items: stretch; }
  .nav > li { display: block; }
  .nav > li > a { height: 44px; min-height: 44px; font-size: 15px; }
  .nav > li > a::after { display: none; }
  .mega, .nav > li:hover .mega { position: static; opacity: 1; visibility: visible; pointer-events: auto; display: none; box-shadow: none; padding: 0 16px 8px; width: auto; transform: none; }
  .nav > li.open .mega { display: block; }
  .mega-inner, .mega a.feature { grid-template-columns: 1fr; }
  .consult-btn { display: none; }
  .hero { min-height: 360px; height: 78vw; }
  .hero-copy p { font-size: 18px; }
  .hero-copy h1 { font-size: 26px; }
  .sec-title h2, .cta-strip h2, .page-banner h1, .empty-page h1 { font-size: 22px; }
  .card-grid, .logo-grid, .num-grid { grid-template-columns: 1fr; }
  .p-card .txt, .article { padding: 18px; }
  .sol-detail .pic { min-height: 180px; }
  .float-ask { font-size: 11px; }
  .hero-slide.on { animation: none; }
}