/* ==========================================================
   创盛云网（云南）科技有限公司 · 官网公共样式
   ========================================================== */

:root {
  --primary: #2563eb;
  --primary-dark: #1e40af;
  --accent: #06b6d4;
  --bg: #ffffff;
  --bg-soft: #f5f8ff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --radius: 14px;
  --shadow-sm: 0 4px 16px rgba(30, 64, 175, .06);
  --shadow-md: 0 14px 32px rgba(30, 64, 175, .14);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; }
li { list-style: none; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* ===== 滚动入场 ===== */
.reveal, .reveal-l, .reveal-r, .reveal-zoom {
  opacity: 0;
  transition: opacity .85s cubic-bezier(.22, .61, .36, 1), transform .85s cubic-bezier(.22, .61, .36, 1);
  will-change: opacity, transform;
}
.reveal { transform: translateY(32px); }
.reveal-l { transform: translateX(-44px); }
.reveal-r { transform: translateX(44px); }
.reveal-zoom { transform: scale(.94); }
.reveal.visible, .reveal-l.visible, .reveal-r.visible, .reveal-zoom.visible { opacity: 1; transform: none; }
.d1 { transition-delay: .08s; } .d2 { transition-delay: .16s; }
.d3 { transition-delay: .24s; } .d4 { transition-delay: .32s; }
/* 子元素阶梯入场：容器加 .stagger（可叠加 .reveal 做整体+内部双层动效；用 animation 实现，结束后不残留延迟，不影响 hover） */
.stagger > * { opacity: 0; }
.stagger.visible > * { opacity: 1; animation: fadeUp .7s cubic-bezier(.22, .61, .36, 1) both; }
.stagger.visible > *:nth-child(1) { animation-delay: .05s; }
.stagger.visible > *:nth-child(2) { animation-delay: .14s; }
.stagger.visible > *:nth-child(3) { animation-delay: .23s; }
.stagger.visible > *:nth-child(4) { animation-delay: .32s; }
.stagger.visible > *:nth-child(5) { animation-delay: .41s; }
.stagger.visible > *:nth-child(6) { animation-delay: .50s; }
.stagger.visible > *:nth-child(7) { animation-delay: .59s; }
.stagger.visible > *:nth-child(8) { animation-delay: .68s; }
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-l, .reveal-r, .reveal-zoom, .stagger > * {
    opacity: 1 !important; transform: none !important; transition: none !important; animation: none !important;
  }
}
.d3 { transition-delay: .24s; } .d4 { transition-delay: .32s; }
.d5 { transition-delay: .4s; }  .d6 { transition-delay: .48s; }

@keyframes floatY { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
@keyframes blobMove {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(40px, -30px) scale(1.12); }
  66% { transform: translate(-30px, 20px) scale(.92); }
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes pulseRing {
  0% { box-shadow: 0 8px 24px rgba(37, 99, 235, .4), 0 0 0 0 rgba(37, 99, 235, .35); }
  70% { box-shadow: 0 8px 24px rgba(37, 99, 235, .4), 0 0 0 18px rgba(37, 99, 235, 0); }
  100% { box-shadow: 0 8px 24px rgba(37, 99, 235, .4), 0 0 0 0 rgba(37, 99, 235, 0); }
}
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes blink { 50% { opacity: 0; } }
@keyframes phoneFloat { 0%, 100% { transform: rotate(-4deg) translateY(0); } 50% { transform: rotate(-4deg) translateY(-16px); } }
@keyframes shine { to { background-position: 200% center; } }

/* ===== 顶部导航 ===== */
header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .3s, border-color .3s;
}
header.scrolled { box-shadow: 0 4px 20px rgba(15, 23, 42, .08); border-bottom-color: var(--border); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; white-space: nowrap; }
.logo-mark {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 800; transition: transform .3s;
}
.logo:hover .logo-mark { transform: rotate(-8deg) scale(1.08); }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 15px; color: var(--text-muted); }
.nav-links > a, .nav-item > a { position: relative; white-space: nowrap; transition: color .2s; }
.nav-links > a:not(.nav-cta)::after, .nav-item > a::after {
  content: ""; position: absolute; left: 0; bottom: -6px;
  width: 0; height: 2px; background: var(--primary);
  border-radius: 1px; transition: width .25s;
}
.nav-links a:hover, .nav-links a.active { color: var(--primary); }
.nav-links > a:hover::after, .nav-links > a.active::after,
.nav-item > a:hover::after, .nav-item > a.active::after { width: 100%; }

/* ===== 产品下拉菜单 ===== */
.nav-item { position: relative; display: flex; align-items: center; height: 68px; }
.nav-item > a { display: inline-flex; align-items: center; gap: 5px; }
.caret {
  font-size: 9px; line-height: 1; display: inline-block;
  transition: transform .25s ease; opacity: .75;
}
.nav-item:hover .caret, .nav-item.open .caret { transform: rotate(180deg); opacity: 1; }
.nav-drop {
  position: absolute; top: calc(100% + 8px); left: 50%;
  display: flex; gap: 6px; align-items: flex-start;
  width: 760px; padding: 18px 20px 20px; z-index: 130;
  background: #fff; border-radius: 16px;
  border: 1px solid rgba(15, 23, 42, .06);
  box-shadow: 0 24px 56px rgba(15, 23, 42, .16), 0 2px 8px rgba(15, 23, 42, .04);
  opacity: 0; visibility: hidden; pointer-events: none;
  transform: translate(-50%, 10px);
  transition: opacity .22s ease, transform .22s ease, visibility .22s;
}
/* 悬停热区，避免鼠标穿过空隙时收起 */
.nav-drop::before { content: ""; position: absolute; top: -12px; left: 0; right: 0; height: 12px; }
.nav-item:hover .nav-drop, .nav-item.open .nav-drop {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translate(-50%, 0);
}
/* 左侧分类栏 */
.drop-cats {
  flex: none; width: 128px; display: flex; flex-direction: column; gap: 2px;
  border-right: 1px solid var(--border); padding-right: 12px;
}
.drop-cat {
  position: relative; font-size: 13.5px; color: var(--text-muted);
  padding: 10px 14px; border-radius: 9px; cursor: pointer;
  transition: color .2s, background .2s; user-select: none;
}
.drop-cat:hover { color: var(--primary); background: #f5f8ff; }
.drop-cat.active { color: var(--primary); font-weight: 600; background: #eff6ff; }
.drop-cat.active::before {
  content: ""; position: absolute; left: 0; top: 50%;
  transform: translateY(-50%); width: 3px; height: 16px;
  border-radius: 2px; background: var(--primary);
}
/* 右侧产品网格 */
.drop-list { flex: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 8px; align-content: start; }
.drop-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 12px; border-radius: 12px;
  transition: background .2s, transform .2s;
}
.drop-item:hover { background: #f1f6ff; transform: translateX(2px); }
.drop-icon {
  width: 40px; height: 40px; flex: none; border-radius: 10px; font-size: 19px;
  display: flex; align-items: center; justify-content: center;
  transition: transform .25s;
}
.drop-item:hover .drop-icon { transform: scale(1.1) rotate(-6deg); }
.di-1 { background: #ede9fe; }
.di-2 { background: #ffedd5; }
.di-3 { background: #e0f2fe; }
.di-4 { background: #d1fae5; }
.di-5 { background: #fce7f3; }
.di-6 { background: #e0e7ff; }
.drop-txt { min-width: 0; }
.drop-txt b { display: block; font-size: 14.5px; font-weight: 600; color: var(--text); line-height: 1.45; }
.drop-desc {
  display: block; font-size: 12.5px; color: var(--text-muted);
  line-height: 1.65; margin-top: 4px;
}

/* 左侧分类分隔线 + 行业方案分类 */
.drop-sep { display: block; height: 1px; background: var(--border); margin: 6px 8px; }
.drop-cat-sol { color: #0f766e; }
.drop-cat-sol:hover { color: #0f766e; background: #f0fdfa; }
.drop-cat-sol.active { color: #0f766e; background: #ccfbf1; }
.drop-cat-sol.active::before { background: #0d9488; }

/* 行业解决方案面板（下拉内切换显示） */
.drop-sols { display: none; flex: 1; grid-template-columns: 1fr 1fr; gap: 8px; align-content: start; }
.nav-drop.show-sols .drop-sols { display: grid; }
.nav-drop.show-sols .drop-list { display: none; }
.drop-sol .drop-desc {
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
}
.drop-sol .drop-icon { background: #f0fdfa; }
.drop-all {
  grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between;
  margin-top: 2px; padding: 11px 14px; border-radius: 10px;
  background: linear-gradient(90deg, #f0fdfa, #f8fafc);
  border: 1px dashed rgba(13, 148, 136, .3);
  font-size: 13px; color: #0f766e; font-weight: 600;
  transition: background .2s, border-color .2s;
}
.drop-all:hover { background: #ccfbf1; border-color: #0d9488; }
.drop-all span { transition: transform .2s; }
.drop-all:hover span { transform: translateX(4px); }
.drop-all-blue {
  background: linear-gradient(90deg, #eff6ff, #f8fafc);
  border-color: rgba(37, 99, 235, .3); color: var(--primary);
  margin-top: 8px;
}
.drop-all-blue:hover { background: #dbeafe; border-color: var(--primary); }

/* 产品服务下拉：产品线 + 模式双列常显 */
.nav-drop.nav-drop-prod { width: 860px; }
.drop-prod-cols { display: flex; align-items: flex-start; width: 100%; }
.drop-col { flex: 1; min-width: 0; }
.drop-col-prod { flex: 0 0 280px; }
.drop-col-prod .drop-list { grid-template-columns: 1fr; gap: 4px; }
.drop-col-prod .drop-item { padding: 9px 12px; }
.drop-col-prod .drop-desc { display: none; }
.drop-col-prod .drop-icon { width: 36px; height: 36px; font-size: 17px; }
.drop-col + .drop-col { border-left: 1px solid var(--border); padding-left: 22px; margin-left: 22px; }
.drop-label {
  font-size: 12px; font-weight: 700; letter-spacing: .05em;
  color: var(--text-muted); margin: 0 0 4px; padding-left: 12px;
}
.drop-sols.drop-sols-inline { display: grid; }
@media (max-width: 900px) {
  .drop-prod-cols { flex-direction: column; }
  .drop-col + .drop-col { border-left: none; padding-left: 0; margin-left: 0; margin-top: 10px; }
  .drop-col-prod { flex: none; width: 100%; }
  .drop-sols.drop-sols-inline { grid-template-columns: 1fr; gap: 2px; }
}

/* 移动端汉堡按钮 */
.nav-toggle {
  display: none; width: 42px; height: 42px; border: none; border-radius: 10px;
  background: #f1f5f9; cursor: pointer; padding: 0;
  align-items: center; justify-content: center; flex-direction: column; gap: 5px;
}
.nav-toggle span { display: block; width: 18px; height: 2px; border-radius: 2px; background: #0f172a; transition: transform .25s, opacity .2s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-cta {
  background: var(--primary); color: #fff !important;
  padding: 9px 22px; border-radius: 999px; font-size: 14px;
  transition: all .25s;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 16px rgba(37, 99, 235, .35); }

/* ===== 按钮 ===== */
.btn {
  display: inline-block; padding: 13px 34px; border-radius: 999px;
  font-size: 15px; font-weight: 600; cursor: pointer; border: none;
  transition: all .2s; position: relative; overflow: hidden;
  font-family: inherit;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary::after {
  content: ""; position: absolute; top: 0; left: -80%;
  width: 50%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .35), transparent);
  transform: skewX(-20deg); transition: left .5s;
}
.btn-primary:hover::after { left: 130%; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(37, 99, 235, .3); }
.btn-ghost { background: #fff; color: var(--primary); border: 1px solid var(--primary); }
.btn-ghost:hover { background: #eff6ff; transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--primary); }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0, 0, 0, .16); }
.btn-outline-light { background: transparent; color: #fff; border: 1px solid rgba(255, 255, 255, .6); }
.btn-outline-light:hover { background: rgba(255, 255, 255, .14); }

/* ===== 通用区块 ===== */
section { padding: 88px 0; }
section.soft { background: var(--bg-soft); }
.sec-head { text-align: center; margin-bottom: 56px; }
.sec-head h2 { font-size: 32px; font-weight: 800; }
.sec-head p { color: var(--text-muted); margin-top: 12px; }
.sec-head::after {
  content: ""; display: block; width: 48px; height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px; margin: 18px auto 0;
  transform: scaleX(0); transition: transform .6s .2s;
}
.sec-head.visible::after { transform: scaleX(1); }
.sec-foot { text-align: center; margin-top: 44px; }

/* ===== 首屏 ===== */
.hero {
  background: linear-gradient(160deg, #eff6ff 0%, #f0fdff 60%, #ffffff 100%);
  padding: 88px 0 90px; position: relative; overflow: hidden;
}
.hero::before, .hero::after {
  content: ""; position: absolute; border-radius: 50%;
  filter: blur(70px); opacity: .4; pointer-events: none;
  animation: blobMove 14s ease-in-out infinite;
}
.hero::before { width: 440px; height: 440px; background: #93c5fd; top: -150px; left: -110px; }
.hero::after { width: 380px; height: 380px; background: #67e8f9; bottom: -170px; right: -90px; animation-delay: -7s; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; position: relative; z-index: 1; }
.tag {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; border: 1px solid var(--border);
  color: var(--primary); font-size: 13px; padding: 6px 16px;
  border-radius: 999px; margin-bottom: 24px;
  animation: fadeUp .7s ease both; box-shadow: 0 2px 10px rgba(37, 99, 235, .08);
}
.tag .dot { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; animation: blink 1.6s infinite; }
.hero h1, .hero .hero-title { font-size: 46px; line-height: 1.25; font-weight: 800; animation: fadeUp .7s .12s ease both; }
.hero h1 span, .hero .hero-title span, .gradient-text {
  background: linear-gradient(90deg, var(--primary), var(--accent));
  background-size: 200% auto;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shine 4s linear infinite;
}
.hero .sub { max-width: 560px; margin: 20px 0 36px; color: var(--text-muted); font-size: 17px; animation: fadeUp .7s .24s ease both; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; animation: fadeUp .7s .36s ease both; }
.hero-visual { display: flex; justify-content: center; animation: fadeUp .8s .3s ease both; }
.phone-mock {
  width: 250px; height: 480px; border-radius: 36px;
  background: #0f172a; padding: 14px;
  box-shadow: 0 30px 60px rgba(15, 23, 42, .28);
  animation: phoneFloat 5s ease-in-out infinite; position: relative;
}
.phone-mock::before {
  content: ""; position: absolute; top: 24px; left: 50%; transform: translateX(-50%);
  width: 74px; height: 8px; border-radius: 4px; background: #1e293b;
}
.phone-screen {
  width: 100%; height: 100%; border-radius: 26px; overflow: hidden;
  background: linear-gradient(180deg, #eff6ff, #fff);
  display: flex; flex-direction: column;
}
.ps-head {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff; padding: 44px 16px 18px; font-size: 14px; font-weight: 700;
}
.ps-body { padding: 14px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.ps-card {
  background: #fff; border-radius: 10px; padding: 12px 10px;
  box-shadow: 0 2px 8px rgba(30, 64, 175, .08); font-size: 11px; color: var(--text-muted);
}
.ps-card b { display: block; font-size: 15px; color: var(--primary); margin-bottom: 2px; }
.ps-banner {
  grid-column: 1 / -1; height: 64px; border-radius: 10px;
  background: linear-gradient(90deg, #dbeafe, #cffafe);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary); font-size: 13px; font-weight: 600;
}
.hero-stats {
  display: flex; gap: 64px; justify-content: center; margin-top: 72px;
  position: relative; z-index: 1; animation: fadeUp .8s .5s ease both;
}
.hero-stats b { font-size: 32px; color: var(--primary); display: block; font-variant-numeric: tabular-nums; }
.hero-stats span { font-size: 13px; color: var(--text-muted); }

/* ===== 首屏轮播 ===== */
.hero-slider { display: grid; position: relative; z-index: 1; }
.slide {
  grid-area: 1 / 1;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .65s ease, visibility .65s;
}
.slide.active { opacity: 1; visibility: visible; pointer-events: auto; }
.slide.active .tag { animation: heroIn .6s ease both; }
.slide.active h1, .slide.active .hero-title { animation: heroIn .65s .08s ease both; }
.slide.active .sub { animation: heroIn .65s .16s ease both; }
.slide.active .hero-btns { animation: heroIn .65s .24s ease both; }
.slide.active .hero-visual { animation: heroIn .75s .18s ease both; }
@keyframes heroIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }

.slider-nav {
  display: flex; align-items: center; justify-content: center; gap: 20px;
  margin-top: 40px; position: relative; z-index: 1;
}
.sl-arrow {
  width: 36px; height: 36px; border-radius: 50%; cursor: pointer;
  border: 1px solid #cbd5e1; background: rgba(255, 255, 255, .75);
  color: var(--text-muted); font-size: 17px; line-height: 1; padding: 0;
  transition: color .2s, border-color .2s, transform .2s;
}
.sl-arrow:hover { color: var(--primary); border-color: var(--primary); transform: scale(1.08); }
.sl-dots { display: flex; gap: 8px; }
.sl-dot {
  width: 8px; height: 8px; border-radius: 999px; border: none; padding: 0;
  background: #c3d4ea; cursor: pointer; transition: width .3s, background .3s;
}
.sl-dot.active { width: 26px; background: var(--primary); }

/* 轮播浮块视觉（slide 2-5） */
.float-visual { position: relative; height: 400px; display: flex; align-items: center; justify-content: center; }
.fv-emoji {
  width: 200px; height: 200px; border-radius: 48px; font-size: 88px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(255, 255, 255, .95), rgba(219, 234, 254, .75));
  border: 1px solid rgba(255, 255, 255, .85);
  box-shadow: 0 26px 60px rgba(30, 64, 175, .18);
  animation: floatY 5s ease-in-out infinite;
}
.fv-emoji.fv2 { background: linear-gradient(135deg, #ffffff, #ffedd5); }
.fv-emoji.fv3 { background: linear-gradient(135deg, #ffffff, #e0e7ff); }
.fv-emoji.fv4 { background: linear-gradient(135deg, #ffffff, #d1fae5); }
.fv-emoji.fv5 { background: linear-gradient(135deg, #ffffff, #fce7f3); }
.fv-card {
  position: absolute; background: #fff; border-radius: 14px;
  padding: 13px 20px; box-shadow: 0 14px 34px rgba(15, 23, 42, .13);
  font-size: 12.5px; color: var(--text-muted); white-space: nowrap;
  animation: floatY 5s ease-in-out infinite;
}
.fv-card b { display: block; font-size: 21px; color: var(--primary); margin-bottom: 2px; font-variant-numeric: tabular-nums; }
.fv-card.c-a { top: 12%; left: 6%; }
.fv-card.c-b { bottom: 12%; right: 4%; animation-delay: -2.5s; }

/* ===== 子页面头部 ===== */
.page-hero {
  padding: 62px 0 56px; position: relative; overflow: hidden;
  background: linear-gradient(160deg, #eff6ff 0%, #f0fdff 65%, #fff 100%);
  border-bottom: 1px solid var(--border);
}
.page-hero::before {
  content: ""; position: absolute; width: 420px; height: 420px; border-radius: 50%;
  background: #bfdbfe; filter: blur(80px); opacity: .45;
  top: -180px; right: -80px; animation: blobMove 16s ease-in-out infinite;
}
.page-hero .breadcrumb {
  font-size: 13px; color: var(--text-muted); margin-bottom: 16px; position: relative; z-index: 1;
}
.page-hero .breadcrumb a:hover { color: var(--primary); }
.page-hero h1 { font-size: 38px; font-weight: 800; line-height: 1.3; position: relative; z-index: 1; animation: fadeUp .6s ease both; }
.page-hero .lead {
  max-width: 640px; margin-top: 14px; color: var(--text-muted); font-size: 16px;
  position: relative; z-index: 1; animation: fadeUp .6s .1s ease both;
}

/* ===== 合作伙伴跑马灯 ===== */
.partners { padding: 44px 0; border-bottom: 1px solid var(--border); overflow: hidden; }
.partners p { text-align: center; font-size: 13px; color: var(--text-muted); letter-spacing: 2px; margin-bottom: 26px; }
.marquee-wrap { position: relative; }
.marquee-wrap::before, .marquee-wrap::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 90px; z-index: 2; pointer-events: none;
}
.marquee-wrap::before { left: 0; background: linear-gradient(90deg, #fff, transparent); }
.marquee-wrap::after { right: 0; background: linear-gradient(-90deg, #fff, transparent); }
.marquee { display: flex; gap: 56px; width: max-content; animation: marquee 26s linear infinite; }
.marquee-wrap:hover .marquee { animation-play-state: paused; }
.marquee span {
  font-size: 19px; font-weight: 700; color: #94a3b8; white-space: nowrap;
  display: flex; align-items: center; gap: 8px; transition: color .2s;
}
.marquee span:hover { color: var(--primary); }
/* 合作伙伴：logo + 文字 */
.marquee .pt-item { font-size: 16px; gap: 10px; color: #64748b; }
.marquee .pt-item:hover { color: var(--primary); }
.marquee .pt-item b { font-weight: 600; letter-spacing: .5px; }
.pt-logo {
  width: 34px; height: 34px; border-radius: 8px; object-fit: contain;
  background: #fff; border: 1px solid var(--border); padding: 3px; box-sizing: border-box; flex: none;
}
.pt-badge {
  width: 34px; height: 34px; border-radius: 8px; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: 15px; font-weight: 700; font-style: normal; letter-spacing: 0;
}

/* ===== 关于 ===== */
.about-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }
.about-text h3 { font-size: 22px; margin-bottom: 16px; }
.about-text p { color: var(--text-muted); margin-bottom: 14px; font-size: 15px; }
.about-points { margin-top: 20px; }
.about-points li { padding: 6px 0; font-size: 15px; transition: transform .2s; }
.about-points li:hover { transform: translateX(6px); }
.about-points li::before { content: "✓ "; color: var(--primary); font-weight: 700; }
.about-visual {
  background: linear-gradient(135deg, #dbeafe, #cffafe);
  border-radius: var(--radius); padding: 40px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
}
.about-card {
  background: #fff; border-radius: 12px; padding: 22px;
  box-shadow: 0 4px 14px rgba(30, 64, 175, .08);
  transition: transform .25s, box-shadow .25s;
}
.about-card:hover { transform: translateY(-6px) scale(1.02); box-shadow: 0 12px 26px rgba(30, 64, 175, .16); }
.about-card b { font-size: 22px; color: var(--primary); display: block; font-variant-numeric: tabular-nums; }
.about-card span { font-size: 13px; color: var(--text-muted); }

/* ===== 时间轴 ===== */
.timeline { position: relative; max-width: 820px; margin: 0 auto; padding-left: 34px; }
.timeline::before {
  content: ""; position: absolute; left: 9px; top: 8px; bottom: 8px; width: 2px;
  background: linear-gradient(180deg, var(--primary), var(--accent), transparent);
}
.tl-item { position: relative; padding: 0 0 34px 8px; }
.tl-item::before {
  content: ""; position: absolute; left: -33px; top: 7px;
  width: 14px; height: 14px; border-radius: 50%;
  background: #fff; border: 3px solid var(--primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, .12);
}
.tl-item:last-child { padding-bottom: 0; }
.tl-year { font-size: 15px; font-weight: 800; color: var(--primary); }
.tl-item h4 { font-size: 17px; margin: 4px 0 6px; }
.tl-item p { font-size: 14px; color: var(--text-muted); }

/* ===== 价值 / 保障卡片 ===== */
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.value-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 26px; transition: all .25s;
}
.soft .value-card { border-color: transparent; box-shadow: var(--shadow-sm); }
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.value-card .v-icon {
  width: 50px; height: 50px; border-radius: 12px; font-size: 24px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #dbeafe, #cffafe); margin-bottom: 16px;
  transition: transform .3s;
}
.value-card:hover .v-icon { transform: scale(1.12) rotate(-6deg); }
.value-card h4 { font-size: 17px; margin-bottom: 8px; }
.value-card p { font-size: 13.5px; color: var(--text-muted); }

/* ===== 产品（大卡 + 小卡） ===== */
.prod-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 22px; }
.prod-card {
  grid-column: span 3;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px 24px; transition: all .25s; position: relative; overflow: hidden;
  display: block;
}
.soft .prod-card { border-color: transparent; box-shadow: var(--shadow-sm); }
.prod-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.prod-card.featured {
  grid-column: span 6;
  background: linear-gradient(135deg, #2563eb 0%, #6366f1 60%, #06b6d4 130%);
  border: none; color: #fff;
  display: flex; gap: 26px; align-items: center; padding: 34px 32px;
}
.prod-card.featured.v2 { background: linear-gradient(135deg, #0ea5e9 0%, #6366f1 70%, #a855f7 130%); }
.prod-card.featured .prod-left { flex: 1; min-width: 0; }
.prod-card.featured .prod-icon { background: rgba(255, 255, 255, .2); }
.prod-card.featured h3 { color: #fff; font-size: 20px; }
.prod-card.featured p { color: rgba(255, 255, 255, .88); font-size: 14.5px; }
.prod-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.prod-chips span {
  font-size: 12px; padding: 4px 13px; border-radius: 999px;
  background: rgba(255, 255, 255, .18); backdrop-filter: blur(4px); transition: background .2s;
}
.prod-card.featured:hover .prod-chips span { background: rgba(255, 255, 255, .28); }
.prod-emoji {
  font-size: 76px; flex: none; line-height: 1;
  filter: drop-shadow(0 12px 20px rgba(0, 0, 0, .28)); transition: transform .35s;
}
.prod-card.featured:hover .prod-emoji { transform: scale(1.12) rotate(-6deg); }
.prod-icon {
  width: 52px; height: 52px; border-radius: 12px; font-size: 26px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #dbeafe, #cffafe); margin-bottom: 18px;
  transition: transform .3s;
}
.prod-card:hover .prod-icon { transform: scale(1.12) rotate(-6deg); }
.prod-card h3 { font-size: 18px; margin-bottom: 10px; }
.prod-card p { font-size: 14px; color: var(--text-muted); }
.prod-more { display: inline-block; margin-top: 14px; font-size: 13px; color: var(--primary); font-weight: 600; }
.prod-more::after { content: " →"; transition: margin .2s; display: inline-block; }
.prod-card:hover .prod-more::after { margin-left: 5px; }
.prod-card.featured .prod-more { color: #fff; }

/* ===== 服务流程 ===== */
.flow-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.flow-step {
  text-align: center; padding: 30px 14px; border-radius: var(--radius);
  background: #fff; border: 1px solid var(--border); transition: all .25s;
}
.soft .flow-step { border-color: transparent; box-shadow: var(--shadow-sm); }
.flow-step:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: var(--primary); }
.flow-num {
  width: 46px; height: 46px; margin: 0 auto 14px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff; font-weight: 800; font-size: 17px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 14px rgba(37, 99, 235, .3);
}
.flow-step h4 { font-size: 16px; margin-bottom: 8px; }
.flow-step p { font-size: 13px; color: var(--text-muted); }

/* 流程详解 */
.flow-detail { display: grid; gap: 20px; max-width: 900px; margin: 0 auto; }
.fd-item {
  display: grid; grid-template-columns: 84px 1fr; gap: 24px;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: all .25s;
}
.fd-item:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); border-color: transparent; }
.fd-num {
  width: 64px; height: 64px; border-radius: 16px;
  background: linear-gradient(135deg, #dbeafe, #cffafe);
  color: var(--primary); font-size: 24px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.fd-item h4 { font-size: 18px; margin-bottom: 8px; }
.fd-item > div > p { font-size: 14px; color: var(--text-muted); }
.fd-meta { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 14px; font-size: 13px; color: var(--text-muted); }
.fd-meta b { color: var(--text); font-weight: 600; }

/* ===== 案例 ===== */
.case-tabs { display: flex; gap: 10px; justify-content: center; margin-bottom: 40px; flex-wrap: wrap; }
.case-tab {
  padding: 8px 22px; border-radius: 999px; border: 1px solid var(--border);
  background: #fff; font-size: 14px; color: var(--text-muted);
  cursor: pointer; transition: all .2s; font-family: inherit;
}
.case-tab:hover { border-color: var(--primary); color: var(--primary); }
.case-tab.active { background: var(--primary); border-color: var(--primary); color: #fff; box-shadow: 0 4px 12px rgba(37, 99, 235, .3); }
.case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.case-card {
  display: flex; background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; transition: all .25s;
}
.soft .case-card { border-color: transparent; box-shadow: var(--shadow-sm); }
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.case-card.hide { display: none; }
.case-thumb {
  width: 118px; min-height: 158px; flex: none; position: relative;
  display: flex; align-items: center; justify-content: center;
  font-size: 42px; color: #fff;
}
.case-thumb::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 25%, rgba(255, 255, 255, .3), transparent 60%);
}
.case-thumb span { transition: transform .35s; position: relative; }
.case-card:hover .case-thumb span { transform: scale(1.2) rotate(8deg); }
.c1 { background: linear-gradient(135deg, #3b82f6, #06b6d4); }
.c2 { background: linear-gradient(135deg, #8b5cf6, #ec4899); }
.c3 { background: linear-gradient(135deg, #f59e0b, #ef4444); }
.c4 { background: linear-gradient(135deg, #10b981, #06b6d4); }
.c5 { background: linear-gradient(135deg, #6366f1, #3b82f6); }
.c6 { background: linear-gradient(135deg, #ec4899, #f59e0b); }
.c7 { background: linear-gradient(135deg, #0ea5e9, #22c55e); }
.c8 { background: linear-gradient(135deg, #f97316, #8b5cf6); }
.c9 { background: linear-gradient(135deg, #14b8a6, #3b82f6); }
.case-body { padding: 20px 22px; flex: 1; display: flex; flex-direction: column; justify-content: center; }
.case-body .cat {
  font-size: 12px; color: var(--primary); background: #eff6ff;
  padding: 3px 10px; border-radius: 999px; align-self: flex-start;
}
.case-body h3 { font-size: 16.5px; margin: 9px 0 6px; }
.case-body p { font-size: 13px; color: var(--text-muted); }
.case-stat {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 12px;
  align-self: flex-start; background: #f0fdf4; color: #16a34a;
  font-size: 12.5px; font-weight: 700; padding: 4px 13px; border-radius: 999px;
}

/* ===== 客户评价 ===== */
.quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.quote-card {
  background: #fff; border-radius: var(--radius); padding: 30px;
  border: 1px solid var(--border); position: relative; transition: all .25s;
}
.quote-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.quote-card::before {
  content: "\201C"; position: absolute; top: 6px; left: 20px;
  font-size: 64px; color: #dbeafe; font-family: Georgia, serif; line-height: 1;
}
.quote-card p { font-size: 14.5px; color: var(--text); margin: 18px 0 20px; position: relative; }
.quote-who { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 42px; height: 42px; border-radius: 50%; flex: none;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 15px;
}
.a1 { background: linear-gradient(135deg, #3b82f6, #06b6d4); }
.a2 { background: linear-gradient(135deg, #8b5cf6, #ec4899); }
.a3 { background: linear-gradient(135deg, #f59e0b, #ef4444); }
.quote-who b { display: block; font-size: 14px; }
.quote-who span { font-size: 12px; color: var(--text-muted); }
.stars { color: #f59e0b; font-size: 13px; margin-left: auto; }

/* ===== FAQ ===== */
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item {
  background: #fff; border: 1px solid var(--border); border-radius: 12px;
  margin-bottom: 14px; overflow: hidden; transition: box-shadow .25s;
}
.faq-item:hover { box-shadow: 0 6px 18px rgba(30, 64, 175, .08); }
.faq-q {
  width: 100%; background: none; border: none; cursor: pointer;
  padding: 18px 22px; font-size: 15.5px; font-weight: 600;
  display: flex; justify-content: space-between; align-items: center;
  text-align: left; font-family: inherit; color: var(--text);
}
.faq-q .arrow { transition: transform .3s; color: var(--primary); font-size: 18px; flex: none; margin-left: 14px; }
.faq-item.open .arrow { transform: rotate(180deg); }
.faq-a {
  max-height: 0; overflow: hidden; transition: max-height .35s ease, padding .35s ease;
  padding: 0 22px; color: var(--text-muted); font-size: 14px;
}
.faq-item.open .faq-a { max-height: 320px; padding: 0 22px 20px; }
.faq-cat-title {
  font-size: 15px; font-weight: 700; color: var(--primary);
  margin: 34px 0 16px; padding-left: 12px; border-left: 3px solid var(--primary);
}
.faq-cat-title:first-child { margin-top: 0; }

/* ===== 产品详情行 ===== */
.pd-row { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; margin-bottom: 72px; }
.pd-row:last-child { margin-bottom: 0; }
.pd-row.reverse .pd-text { order: 2; }
.pd-row.reverse .pd-visual { order: 1; }
.pd-text .badge {
  display: inline-block; font-size: 12px; color: var(--primary);
  background: #eff6ff; padding: 4px 12px; border-radius: 999px; margin-bottom: 12px;
}
.pd-text h3 { font-size: 24px; margin-bottom: 12px; }
.pd-text > p { color: var(--text-muted); font-size: 15px; margin-bottom: 18px; }
.pd-features { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 20px; margin-bottom: 20px; }
.pd-features li { font-size: 14px; color: var(--text); }
.pd-features li::before { content: "✓ "; color: var(--primary); font-weight: 700; }
.pd-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.pd-tags span {
  font-size: 12px; color: var(--text-muted);
  background: var(--bg-soft); border: 1px solid var(--border);
  padding: 4px 12px; border-radius: 999px;
}
.pd-visual {
  min-height: 260px; border-radius: var(--radius); padding: 32px;
  display: flex; flex-direction: column; justify-content: center; gap: 14px;
  position: relative; overflow: hidden;
}
.pd-visual.g1 { background: linear-gradient(135deg, #dbeafe, #cffafe); }
.pd-visual.g2 { background: linear-gradient(135deg, #ede9fe, #fce7f3); }
.pd-visual.g3 { background: linear-gradient(135deg, #fef3c7, #fee2e2); }
.pd-visual.g4 { background: linear-gradient(135deg, #d1fae5, #cffafe); }
.pd-visual .pv-emoji { font-size: 56px; line-height: 1; }
.pd-visual .pv-bar {
  background: rgba(255, 255, 255, .75); border-radius: 10px; padding: 12px 16px;
  font-size: 13px; color: var(--text); display: flex; align-items: center; gap: 10px;
}
.pd-visual .pv-bar b { color: var(--primary); margin-left: auto; }

/* 技术栈 */
.tech-grid { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.tech-grid span {
  background: #fff; border: 1px solid var(--border); border-radius: 10px;
  padding: 10px 20px; font-size: 14px; color: var(--text);
  transition: all .2s;
}
.tech-grid span:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-3px); box-shadow: var(--shadow-sm); }

/* ===== 数据带 ===== */
.stat-band {
  background: linear-gradient(120deg, #1d4ed8, #0ea5e9 70%, #06b6d4);
  color: #fff; padding: 56px 0;
}
.stat-band .stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-band b { font-size: 34px; display: block; font-variant-numeric: tabular-nums; }
.stat-band span { font-size: 13.5px; opacity: .85; }

/* ===== 联系 ===== */
.contact-wrap { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: start; }
.contact-info h3 { font-size: 24px; margin-bottom: 16px; }
.contact-info > p { color: var(--text-muted); font-size: 15px; margin-bottom: 28px; }
.contact-item { display: flex; gap: 14px; align-items: center; margin-bottom: 18px; font-size: 15px; transition: transform .2s; }
.contact-item:hover { transform: translateX(6px); }
.contact-item .ico {
  width: 42px; height: 42px; border-radius: 10px; flex: none;
  background: #eff6ff; display: flex; align-items: center; justify-content: center; font-size: 18px;
  transition: transform .25s;
}
.contact-item:hover .ico { transform: scale(1.1); }
.contact-item small { display: block; font-size: 12px; color: var(--text-muted); }
form {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px; box-shadow: 0 8px 30px rgba(30, 64, 175, .08);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
label { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 6px; }
input, select, textarea {
  width: 100%; padding: 11px 14px; border: 1px solid var(--border);
  border-radius: 10px; font-size: 14px; font-family: inherit;
  outline: none; transition: border .2s, box-shadow .2s; background: #fff; color: var(--text);
}
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37, 99, 235, .12); }
textarea { resize: vertical; min-height: 110px; }
.form-tip { font-size: 12px; color: #94a3b8; margin-top: 10px; }
.form-ok {
  display: none; text-align: center; padding: 18px;
  background: #f0fdf4; border: 1px solid #bbf7d0; color: #16a34a;
  border-radius: 10px; font-size: 14px; margin-top: 14px; animation: fadeUp .4s ease;
}
.map-box {
  margin-top: 20px; height: 240px; border-radius: var(--radius);
  background:
    linear-gradient(rgba(37, 99, 235, .06), rgba(6, 182, 212, .08)),
    repeating-linear-gradient(0deg, #e8eef8 0 1px, transparent 1px 40px),
    repeating-linear-gradient(90deg, #e8eef8 0 1px, transparent 1px 40px),
    #f8fbff;
  border: 1px solid var(--border);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; color: var(--text-muted); font-size: 13.5px; position: relative;
}
.map-box .pin { font-size: 30px; animation: floatY 3s ease-in-out infinite; }

/* ===== 底部 CTA ===== */
.cta-band {
  background: linear-gradient(120deg, #1e40af, #2563eb 45%, #06b6d4);
  padding: 66px 0; text-align: center; color: #fff; position: relative; overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; width: 380px; height: 380px; border-radius: 50%;
  background: rgba(255, 255, 255, .14); filter: blur(60px); top: -160px; left: -60px;
}
.cta-band h2 { font-size: 30px; font-weight: 800; position: relative; z-index: 1; }
.cta-band p { margin: 14px 0 30px; opacity: .9; position: relative; z-index: 1; }
.cta-band .hero-btns { justify-content: center; }

/* ===== 页脚 ===== */
footer { background: #0f172a; color: #94a3b8; padding: 56px 0 28px; font-size: 14px; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
footer h4 { color: #fff; font-size: 16px; margin-bottom: 16px; }
footer li { margin-bottom: 10px; font-size: 14px; }
footer a { transition: color .2s, padding-left .2s; }
footer a:hover { color: #fff; padding-left: 4px; }
.foot-brand { display: flex; align-items: center; gap: 10px; color: #fff; font-size: 18px; font-weight: 700; margin-bottom: 14px; }
.foot-brand .logo-mark { width: 32px; height: 32px; font-size: 16px; }
.foot-bottom { border-top: 1px solid #1e293b; padding-top: 24px; text-align: center; font-size: 13px; color: #64748b; }

/* ===== 客服 & 回到顶部 ===== */
.kefu-btn {
  position: fixed; right: 28px; bottom: 28px; z-index: 200;
  width: 60px; height: 60px; border-radius: 50%; border: none; cursor: pointer;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff; font-size: 26px;
  animation: pulseRing 2.4s infinite; transition: transform .2s;
}
.kefu-btn:hover { transform: scale(1.1); }
.kefu-panel {
  position: fixed; right: 28px; bottom: 104px; z-index: 200;
  width: 420px; height: min(660px, calc(100vh - 140px));
  background: #fff; border-radius: 16px;
  box-shadow: 0 20px 60px rgba(15, 23, 42, .25);
  display: none; flex-direction: column; overflow: hidden;
}
.kefu-panel.open { display: flex; animation: fadeUp .25s ease; }
.kefu-head {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff; padding: 16px 18px; font-size: 15px; font-weight: 600;
  display: flex; align-items: center; gap: 10px;
}
.kefu-head .dot { width: 9px; height: 9px; border-radius: 50%; background: #4ade80; }
.kefu-body { flex: 1; overflow-y: auto; padding: 16px; background: var(--bg-soft); }
.msg {
  max-width: 82%; padding: 10px 14px; border-radius: 12px;
  font-size: 13.5px; margin-bottom: 12px; animation: fadeUp .3s ease;
}
.msg.bot { background: #fff; border: 1px solid var(--border); border-top-left-radius: 4px; }
.msg.user { background: var(--primary); color: #fff; margin-left: auto; border-top-right-radius: 4px; }
.kefu-input { display: flex; border-top: 1px solid var(--border); }
.kefu-input input { border: none; border-radius: 0; flex: 1; font-size: 13.5px; }
.kefu-input button {
  border: none; background: var(--primary); color: #fff;
  padding: 0 20px; cursor: pointer; font-size: 14px; transition: background .2s;
  font-family: inherit;
}
.kefu-input button:hover { background: var(--primary-dark); }
.back-top {
  position: fixed; right: 34px; bottom: 104px; z-index: 190;
  width: 46px; height: 46px; border-radius: 50%; border: none; cursor: pointer;
  background: #fff; color: var(--primary); font-size: 18px;
  box-shadow: 0 6px 18px rgba(15, 23, 42, .15);
  opacity: 0; pointer-events: none; transform: translateY(12px);
  transition: all .3s;
}
.back-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-top:hover { background: var(--primary); color: #fff; }

/* ===== 产品目录 / 详情页 ===== */
.p-hero-meta { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 22px; position: relative; z-index: 1; }
.p-hero-meta span {
  background: #fff; border: 1px solid var(--border); border-radius: 999px;
  padding: 6px 16px; font-size: 13px; color: var(--text-muted);
}
.p-hero-meta b { color: var(--primary); font-weight: 700; }

.catalog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.cat-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; display: flex; flex-direction: column; transition: all .25s;
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.cat-card .c-ico {
  width: 54px; height: 54px; border-radius: 14px; font-size: 26px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #dbeafe, #cffafe); margin-bottom: 16px;
  transition: transform .3s;
}
.cat-card:hover .c-ico { transform: scale(1.1) rotate(-6deg); }
/* 行业封面大图 */
.cat-cover {
  height: 158px; border-radius: 12px; overflow: hidden; margin-bottom: 16px;
  background: linear-gradient(135deg, #dbeafe, #cffafe);
}
.cat-cover img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .4s cubic-bezier(.22, .61, .36, 1);
}
.cat-card:hover .cat-cover img { transform: scale(1.06); }
.cat-card h3 { font-size: 18px; margin-bottom: 8px; }
.cat-card p { font-size: 13.5px; color: var(--text-muted); margin-bottom: 14px; }
.cat-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }
.cat-tags span {
  font-size: 11.5px; background: var(--bg-soft); border: 1px solid var(--border);
  padding: 3px 10px; border-radius: 999px; color: var(--text-muted);
}
.cat-link { margin-top: auto; font-size: 13.5px; font-weight: 600; color: var(--primary); }
.cat-link::after { content: " →"; transition: margin .2s; display: inline-block; }
.cat-card:hover .cat-link::after { margin-left: 5px; }

.pd-summary { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.pd-summary h2 { font-size: 26px; margin-bottom: 14px; }
.pd-summary p { color: var(--text-muted); font-size: 15px; margin-bottom: 12px; }
.spec-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 24px; }
.spec-card { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; }
.spec-card b { display: block; font-size: 20px; color: var(--primary); font-variant-numeric: tabular-nums; }
.spec-card span { font-size: 12.5px; color: var(--text-muted); }

.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feat-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px; transition: all .25s;
}
.soft .feat-card { border-color: transparent; box-shadow: var(--shadow-sm); }
.feat-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.feat-card .f-ico {
  width: 44px; height: 44px; border-radius: 10px; background: #eff6ff;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; margin-bottom: 14px; transition: transform .25s;
}
.feat-card:hover .f-ico { transform: scale(1.1); }
.feat-card h4 { font-size: 16px; margin-bottom: 6px; }
.feat-card p { font-size: 13.5px; color: var(--text-muted); }

.rel-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.rel-card {
  background: #fff; border: 1px solid var(--border); border-radius: 12px;
  padding: 18px 14px; text-align: center; font-size: 13.5px; transition: all .2s;
}
.rel-card .r-ico { font-size: 22px; display: block; margin-bottom: 8px; }
.rel-card:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow-sm); }

/* ===== 功能模块矩阵 ===== */
.m-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.m-card {
  background: #fff; border: 1px solid var(--border); border-radius: 12px;
  padding: 22px 20px; transition: all .25s;
}
.soft .m-card { border-color: transparent; box-shadow: var(--shadow-sm); }
.m-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.m-card .m-ico { font-size: 22px; display: block; margin-bottom: 10px; }
.m-card h4 { font-size: 14.5px; margin-bottom: 5px; }
.m-card p { font-size: 12.5px; color: var(--text-muted); line-height: 1.55; }

/* ===== 多端支持 ===== */
.ends-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.end-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 18px; transition: all .25s;
}
.soft .end-card { border-color: transparent; box-shadow: var(--shadow-sm); }
.end-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--primary); }
.end-card .e-ico { font-size: 34px; display: block; margin-bottom: 12px; }
.end-card h4 { font-size: 15.5px; margin-bottom: 6px; }
.end-card p { font-size: 12.5px; color: var(--text-muted); }

/* ===== 版本与价格 ===== */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.price-card {
  background: #fff; border: 1px solid var(--border); border-radius: 16px;
  padding: 30px 26px; display: flex; flex-direction: column; transition: all .25s;
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.price-card.hot { border: 2px solid var(--primary); position: relative; box-shadow: 0 12px 30px rgba(37, 99, 235, .14); }
.price-card.hot::before {
  content: "推荐"; position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--primary); color: #fff; font-size: 12px; padding: 3px 14px; border-radius: 999px;
}
.price-card h4 { font-size: 17px; margin-bottom: 6px; }
.price-card .p-desc { font-size: 13px; color: var(--text-muted); min-height: 42px; }
.price-card .p-price { font-size: 27px; font-weight: 800; color: var(--primary); margin: 14px 0 4px; }
.price-card .p-price small { font-size: 13px; font-weight: 500; color: var(--text-muted); }
.price-card ul { margin: 16px 0 22px; flex: 1; }
.price-card li { font-size: 13px; color: var(--text-muted); padding: 5px 0; }
.price-card li::before { content: "✓ "; color: var(--primary); font-weight: 700; }

/* ===== 后台界面示意 ===== */
.panel-mock { background: #0f172a; border-radius: 14px; padding: 14px; box-shadow: 0 24px 50px rgba(15, 23, 42, .25); }
.panel-bar { display: flex; gap: 6px; margin-bottom: 12px; }
.panel-bar i { width: 9px; height: 9px; border-radius: 50%; background: #475569; display: block; }
.panel-inner { background: #f8fafc; border-radius: 8px; padding: 14px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.panel-inner .pi { background: #fff; border-radius: 8px; padding: 10px; font-size: 11px; color: var(--text-muted); box-shadow: 0 1px 3px rgba(15, 23, 42, .06); }
.panel-inner .pi b { display: block; font-size: 15px; color: var(--primary); }
.panel-inner .pi.wide {
  grid-column: 1 / -1; height: 56px;
  background: linear-gradient(90deg, #dbeafe, #cffafe);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary); font-size: 12px; font-weight: 600;
}

/* 产品页两栏头图 */
.hero-2col { display: grid; grid-template-columns: 1.1fr .9fr; gap: 44px; align-items: center; position: relative; z-index: 1; }

/* ===== 首页产品卡（CRMEB 式：标签+定位+描述+特性+双操作） ===== */
/* 首页产品卡：单排 4 列 */
.pm-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.pm-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--border); border-radius: 16px;
  padding: 20px 20px 18px;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.pm-card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(30, 64, 175, .13); border-color: transparent; }
.pm-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
/* 首页产品卡封面大图 */
.pm-cover {
  position: relative; height: 128px; border-radius: 12px; overflow: hidden;
  margin-bottom: 14px; background: linear-gradient(135deg, #dbeafe, #cffafe);
}
.pm-cover img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .4s cubic-bezier(.22, .61, .36, 1);
}
.pm-card:hover .pm-cover img { transform: scale(1.06); }
.pm-cover .pm-tag {
  position: absolute; top: 10px; right: 10px;
  background: rgba(255, 255, 255, .92); box-shadow: 0 2px 8px rgba(15, 23, 42, .14);
  backdrop-filter: blur(4px);
}
.pm-tag { font-size: 12px; font-weight: 600; padding: 4px 11px; border-radius: 999px; }
.t-blue { color: var(--primary); background: #eff6ff; }
.t-green { color: #059669; background: #ecfdf5; }
.t-purple { color: #7c3aed; background: #f5f3ff; }
.pm-card h3 { font-size: 18px; margin-bottom: 5px; }
.pm-locate { font-size: 13px; font-weight: 600; color: var(--primary); margin-bottom: 7px; }
.pm-desc {
  font-size: 12.5px; color: var(--text-muted); line-height: 1.7;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.pm-feats { display: flex; flex-wrap: wrap; gap: 6px 12px; margin: 12px 0 14px; }
.pm-feats li { position: relative; font-size: 12px; color: var(--text-muted); padding-left: 15px; }
.pm-feats li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: var(--primary); font-weight: 700;
}
.pm-acts {
  margin-top: auto; display: flex; align-items: center; justify-content: space-between;
  border-top: 1px dashed var(--border); padding-top: 12px;
}
.pm-link { font-size: 13.5px; font-weight: 600; color: var(--primary); white-space: nowrap; }
.pm-link::after { content: "→"; display: inline-block; margin-left: 4px; transition: margin .2s; }
.pm-card:hover .pm-link::after { margin-left: 8px; }
.pm-quote {
  font-size: 12px; color: var(--text-muted); white-space: nowrap;
  border: 1px solid var(--border); padding: 6px 13px; border-radius: 999px;
  transition: color .2s, border-color .2s, background .2s;
}
.pm-quote:hover { color: var(--primary); border-color: var(--primary); background: #f5f8ff; }

/* ===== 首页行业解决方案卡（CRMEB 式：图块+模式标签+特性） ===== */
.sol-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.sol-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--border); border-radius: 16px;
  overflow: hidden; transition: transform .25s, box-shadow .25s, border-color .25s;
}
.sol-card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(30, 64, 175, .13); border-color: transparent; }
.sol-thumb { height: 128px; position: relative; display: flex; align-items: center; justify-content: center; font-size: 46px; }
.sol-thumb span { transition: transform .4s; position: relative; }
.sol-card:hover .sol-thumb span { transform: scale(1.18) rotate(6deg); }
.sol-thumb em {
  position: absolute; top: 12px; right: 12px; font-style: normal;
  font-size: 11.5px; font-weight: 500; color: #fff;
  background: rgba(255, 255, 255, .24); backdrop-filter: blur(4px);
  padding: 4px 11px; border-radius: 999px;
}
.sol-body { padding: 18px 18px 16px; display: flex; flex-direction: column; flex: 1; }
.sol-body h3 { font-size: 15.5px; line-height: 1.45; margin-bottom: 8px; }
.sol-body p { font-size: 12.5px; color: var(--text-muted); line-height: 1.7; }
.sol-feats { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0 14px; }
.sol-feats span { font-size: 11.5px; color: var(--primary); background: #eff6ff; padding: 3px 9px; border-radius: 6px; }
.sol-foot {
  margin-top: auto; display: flex; align-items: center; justify-content: space-between;
  border-top: 1px dashed var(--border); padding-top: 12px;
}
.sol-foot a { font-size: 12.5px; font-weight: 600; color: var(--primary); }
.sol-foot a::after { content: "→"; display: inline-block; margin-left: 3px; transition: margin .2s; }
.sol-card:hover .sol-foot a::after { margin-left: 6px; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .nav-links { gap: 20px; font-size: 14px; }
}
@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; align-items: stretch; gap: 0;
    position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; padding: 6px 20px 20px; font-size: 15px;
    border-top: 1px solid var(--border);
    box-shadow: 0 20px 34px rgba(15, 23, 42, .14);
    max-height: calc(100vh - 68px); overflow-y: auto;
  }
  .nav-links.open > a, .nav-item > a {
    display: flex; align-items: center; padding: 14px 2px;
    border-bottom: 1px solid var(--border); width: 100%;
  }
  .nav-item > a { justify-content: flex-start; gap: 8px; }
  .nav-links.open > a::after, .nav-item > a::after { display: none; }
  .nav-links.open .nav-cta {
    justify-content: center; margin-top: 16px; border-bottom: none;
  }
  .nav-item { height: auto; display: block; }
  .nav-item .nav-drop {
    position: static; width: auto; transform: none; opacity: 1; visibility: visible;
    pointer-events: auto; display: none; box-shadow: none; border: none;
    background: #f8fafc; border-radius: 12px; margin: 8px 0 12px;
    padding: 10px; flex-direction: column; gap: 8px;
  }
  .nav-item.open .nav-drop { display: flex; }
  .nav-drop::before { display: none; }
  .drop-cats {
    width: auto; flex-direction: row; flex-wrap: wrap; gap: 4px;
    border-right: none; border-bottom: 1px solid var(--border); padding: 0 0 10px;
  }
  .drop-cat { padding: 7px 12px; font-size: 13px; }
  .drop-cat.active::before { display: none; }
  .drop-list { grid-template-columns: 1fr; gap: 2px; }
  .drop-sols { grid-template-columns: 1fr; gap: 2px; }
  .drop-cat-sol.active::before { display: none; }
  .drop-item { padding: 10px 8px; }
  .drop-icon { width: 36px; height: 36px; font-size: 17px; }
  .drop-txt b { font-size: 13.5px; }
  .drop-desc { font-size: 11.5px; line-height: 1.6; margin-top: 2px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .hero h1, .hero .hero-title { font-size: 32px; }
  .hero-stats { gap: 32px; flex-wrap: wrap; }
  .about-grid, .contact-wrap, .pd-row { grid-template-columns: 1fr; }
  .pd-row.reverse .pd-text, .pd-row.reverse .pd-visual { order: 0; }
  .prod-grid, .pm-grid { grid-template-columns: 1fr 1fr; }
  .sol-grid { grid-template-columns: 1fr 1fr; }
  .prod-card, .prod-card.featured { grid-column: auto; }
  .prod-card.featured { flex-direction: column; align-items: flex-start; }
  .quote-grid, .value-grid, .stat-band .stat-grid { grid-template-columns: 1fr 1fr; }
  .case-grid { grid-template-columns: 1fr; }
  .flow-steps { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .page-hero h1 { font-size: 30px; }
  .hero-2col, .pd-summary { grid-template-columns: 1fr; }
  .m-grid { grid-template-columns: repeat(2, 1fr); }
  .ends-grid { grid-template-columns: repeat(2, 1fr); }
  .price-grid, .catalog-grid, .feat-grid { grid-template-columns: 1fr; }
  .rel-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .kefu-panel { left: 10px; right: 10px; width: auto; height: min(68vh, calc(100vh - 110px)); }
  .kefu-btn { right: 16px; bottom: 16px; }
  .prod-grid, .pm-grid, .quote-grid, .form-row, .flow-steps, .value-grid { grid-template-columns: 1fr; }
  .sol-grid { grid-template-columns: 1fr; }
  .stat-band .stat-grid { grid-template-columns: 1fr 1fr; }
  .m-grid { grid-template-columns: 1fr; }
  .spec-cards { grid-template-columns: 1fr; }
  .case-thumb { width: 92px; font-size: 34px; }
  .pd-features { grid-template-columns: 1fr; }
  .fd-item { grid-template-columns: 1fr; gap: 14px; }
  .timeline { padding-left: 26px; }
  section { padding: 60px 0; }
  .sec-head h2 { font-size: 26px; }
  .cta-band h2 { font-size: 24px; }
}

/* ===== 卡片图片（后台上传，回退 emoji） ===== */
.prod-icon.has-img, .c-ico.has-img { overflow: hidden; }
.prod-icon.has-img img, .c-ico.has-img img {
  width: 100%; height: 100%; object-fit: cover; border-radius: inherit; display: block;
}
.sol-thumb img, .case-thumb img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; transition: transform .4s;
}
.sol-thumb img { border-radius: 0; }
.sol-thumb em { z-index: 1; }
.sol-card:hover .sol-thumb img, .case-card:hover .case-thumb img { transform: scale(1.06); }

/* ===== 行业解决方案轮播（产品页） ===== */
#solutions { scroll-margin-top: 88px; }
.solv-shell {
  background: #fff; border-radius: 20px; overflow: hidden;
  border: 1px solid var(--border); box-shadow: 0 18px 44px rgba(30, 64, 175, .1);
}
.solv-view { display: grid; position: relative; }
.solv-slide {
  grid-area: 1 / 1; display: grid; grid-template-columns: minmax(0, 42%) minmax(0, 1fr);
  opacity: 0; visibility: hidden; transform: translateY(14px);
  transition: opacity .5s cubic-bezier(.22, .61, .36, 1), transform .5s cubic-bezier(.22, .61, .36, 1), visibility .5s;
}
.solv-slide.active { opacity: 1; visibility: visible; transform: none; }
.solv-media { position: relative; min-height: 420px; background: var(--bg-soft); overflow: hidden; }
.solv-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.solv-ph {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-size: 92px; color: #fff;
}
.solv-ph::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 28% 22%, rgba(255, 255, 255, .28), transparent 62%);
}
.solv-ph span { position: relative; z-index: 1; filter: drop-shadow(0 12px 22px rgba(0, 0, 0, .22)); }
.solv-copy { padding: 42px 44px; display: flex; flex-direction: column; justify-content: center; }
.solv-kicker {
  display: inline-block; align-self: flex-start; font-size: 12px; font-weight: 600;
  color: var(--primary); background: #eff6ff; padding: 5px 12px; border-radius: 999px;
}
.solv-copy h3 { font-size: 26px; margin: 14px 0 10px; letter-spacing: -.3px; }
.solv-sub { font-size: 14.5px; color: var(--text-muted); line-height: 1.75; }
.solv-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 4px; }
.solv-tags span {
  font-size: 12px; color: var(--primary); background: #f1f6ff;
  border: 1px solid #dbeafe; padding: 4px 11px; border-radius: 999px;
}
.solv-rich { margin-top: 14px; font-size: 14px; color: #475569; line-height: 1.8; }
.solv-rich p { margin: 0 0 12px; }
.solv-rich h4 {
  font-size: 14px; color: var(--text); margin: 16px 0 8px;
  padding-left: 10px; position: relative;
}
.solv-rich h4::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 3px; height: 14px; border-radius: 2px;
  background: linear-gradient(180deg, var(--primary), var(--accent));
}
.solv-rich ul { margin: 0 0 6px; padding: 0; list-style: none; }
.solv-rich li { position: relative; padding-left: 20px; margin-bottom: 7px; }
.solv-rich li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: #10b981; font-size: 12.5px; font-weight: 700;
}
.solv-rich img { max-width: 100%; height: auto; border-radius: 10px; margin: 8px 0; }
.solv-rich strong { color: var(--text); }
.solv-rich a { color: var(--primary); text-decoration: underline; }
.solv-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }
.solv-bar {
  display: flex; align-items: center; gap: 16px; justify-content: space-between;
  padding: 14px 18px; border-top: 1px solid var(--border); background: #fbfcfe;
}
.solv-thumbs { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; }
.solv-thumbs::-webkit-scrollbar { display: none; }
.solv-thumb {
  display: flex; align-items: center; gap: 7px; flex: none; cursor: pointer;
  font-family: inherit; font-size: 12.5px; color: var(--text-muted);
  background: transparent; border: 1px solid transparent;
  padding: 7px 12px; border-radius: 9px; transition: all .22s;
}
.solv-thumb i { font-style: normal; font-weight: 700; font-size: 11.5px; color: #94a3b8; }
.solv-thumb b { font-weight: 600; white-space: nowrap; }
.solv-thumb:hover { background: #fff; border-color: var(--border); color: var(--primary); }
.solv-thumb.active { background: #fff; border-color: #bfdbfe; color: var(--primary); box-shadow: 0 2px 8px rgba(30, 64, 175, .08); }
.solv-thumb.active i { color: var(--primary); }
.solv-ctrl { display: flex; align-items: center; gap: 10px; flex: none; }
.solv-count { font-size: 12.5px; color: var(--text-muted); font-variant-numeric: tabular-nums; }
.solv-count b { color: var(--primary); font-size: 15px; }
.solv-arrow {
  width: 34px; height: 34px; border-radius: 50%; cursor: pointer;
  border: 1px solid var(--border); background: #fff; color: var(--text);
  font-size: 17px; line-height: 1; display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.solv-arrow:hover { background: var(--primary); border-color: var(--primary); color: #fff; transform: translateY(-1px); }

@media (max-width: 900px) {
  .solv-slide { grid-template-columns: 1fr; }
  .solv-media { min-height: 200px; }
  .solv-ph { font-size: 64px; }
  .solv-copy { padding: 26px 22px; }
  .solv-copy h3 { font-size: 21px; }
  .solv-bar { flex-wrap: wrap; }
  .solv-thumbs { order: 2; width: 100%; }
}

/* ==========================================================
   2026-11 菜单结构改版：4 大产品线 / 模式系统 / 行业方案 / 源码市场
   ========================================================== */

/* 下拉：行业方案面板常显（无分类栏） */
.drop-sols.sol-static { display: grid; }
.nav-drop.nav-drop-wide { width: 780px; }

/* 封面占位（无图时） */
.pm-cover-ph, .cat-cover-ph, .ind-cover-ph, .src-cover-ph {
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #dbeafe, #cffafe);
}
.pm-cover-ph span, .cat-cover-ph span, .ind-cover-ph span, .src-cover-ph span { font-size: 34px; }

/* 通用区块标题左对齐 */
.sec-head.left { text-align: left; margin: 0 0 22px; }

/* ===== 产品总览补充 ===== */
.prod-lines { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }

/* ===== 模式系统：模式卡片 ===== */
.mode-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.mode-card {
  display: flex; flex-direction: column; background: #fff; overflow: hidden;
  border: 1px solid var(--border); border-radius: 16px; padding: 0;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.mode-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.mode-cover {
  position: relative; height: 150px; flex: none; overflow: hidden;
  background: linear-gradient(135deg, #eef2ff, #f0fdfa);
}
.mode-cover img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s; }
.mode-card:hover .mode-cover img { transform: scale(1.05); }
.mode-cover-ph { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; }
.mode-cover-ph .mode-ico {
  width: 52px; height: 52px; border-radius: 14px; font-size: 26px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #dbeafe, #cffafe);
}
.mode-ph-txt { font-size: 11.5px; color: var(--text-muted); letter-spacing: .02em; }
.mode-tag-abs { position: absolute; top: 10px; right: 10px; z-index: 2; box-shadow: 0 1px 4px rgba(15, 23, 42, .08); }
.mode-body { display: flex; flex-direction: column; flex: 1; padding: 18px 20px 20px; }
.mode-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.mode-ico {
  width: 46px; height: 46px; border-radius: 13px; font-size: 22px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #dbeafe, #cffafe);
  transition: transform .3s;
}
.mode-card:hover .mode-ico { transform: scale(1.08) rotate(-6deg); }
.mode-tag { font-size: 11.5px; font-weight: 600; color: #0f766e; background: #f0fdfa; padding: 4px 10px; border-radius: 999px; }
.mode-card h3 { font-size: 18px; margin-bottom: 8px; }
.mode-card p { font-size: 13.5px; color: var(--text-muted); line-height: 1.7; margin-bottom: 14px; }
.mode-points { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.mode-points span {
  font-size: 11.5px; color: var(--text-muted); background: var(--bg-soft);
  border: 1px solid var(--border); padding: 3px 9px; border-radius: 999px;
}
.mode-link { margin-top: auto; font-size: 13.5px; font-weight: 600; color: var(--primary); }
.mode-link::after { content: " →"; display: inline-block; transition: margin .2s; }
.mode-card:hover .mode-link::after { margin-left: 5px; }

/* 模式详情：机制步骤 */
.how-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.how-card {
  position: relative; background: #fff; border: 1px solid var(--border);
  border-radius: 14px; padding: 24px 20px 20px;
}
.how-no {
  position: absolute; top: -12px; left: 18px; width: 28px; height: 28px; border-radius: 8px;
  background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff;
  font-size: 12.5px; font-weight: 700; display: flex; align-items: center; justify-content: center;
}
.how-card h4 { font-size: 15px; margin: 4px 0 8px; }
.how-card p { font-size: 13px; color: var(--text-muted); line-height: 1.75; }

/* 模式详情：能力标签 */
.abil-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.abil-tags span {
  font-size: 13.5px; padding: 9px 16px; border-radius: 10px;
  background: #fff; border: 1px solid var(--border); color: var(--text);
}

/* ===== 行业方案总览 ===== */
.ind-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.ind-card {
  display: flex; flex-direction: column; background: #fff; border: 1px solid var(--border);
  border-radius: 16px; overflow: hidden; transition: transform .25s, box-shadow .25s, border-color .25s;
}
.ind-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.ind-cover { height: 132px; overflow: hidden; background: linear-gradient(135deg, #dbeafe, #cffafe); }
.ind-cover img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s cubic-bezier(.22,.61,.36,1); }
.ind-card:hover .ind-cover img { transform: scale(1.06); }
.ind-body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.ind-body h3 { font-size: 17px; margin-bottom: 6px; }
.ind-body p { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin-bottom: 12px; }
.ind-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.ind-tags span { font-size: 11.5px; color: var(--text-muted); background: var(--bg-soft); border: 1px solid var(--border); padding: 3px 9px; border-radius: 999px; }
.ind-link { margin-top: auto; font-size: 13px; font-weight: 600; color: var(--primary); }
.ind-link::after { content: " →"; display: inline-block; transition: margin .2s; }
.ind-card:hover .ind-link::after { margin-left: 5px; }

/* ===== 行业详情页 ===== */
.sol-hero-media {
  border-radius: 18px; overflow: hidden; aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, #dbeafe, #cffafe);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 18px 44px rgba(30, 64, 175, .14);
}
.sol-hero-media img { width: 100%; height: 100%; object-fit: cover; }
.sol-hero-media span { font-size: 64px; }
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.pain-item {
  position: relative; background: #fff; border: 1px solid var(--border);
  border-radius: 14px; padding: 22px 20px 20px 20px;
}
.pain-no {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 9px; margin-bottom: 12px;
  background: #fef2f2; color: #dc2626; font-size: 12.5px; font-weight: 700;
}
.pain-item p { font-size: 13.5px; color: var(--text-muted); line-height: 1.75; }
.sol-two { display: grid; grid-template-columns: 1.08fr .92fr; gap: 44px; align-items: start; }
.abil-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 20px; }
.abil-item { display: flex; align-items: flex-start; gap: 10px; font-size: 13.5px; color: var(--text); line-height: 1.6; }
.abil-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--primary); margin-top: 8px; flex: none; }
.sol-rich { background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 26px 28px; }
.sol-rich p { font-size: 14px; color: var(--text-muted); line-height: 1.85; margin-bottom: 14px; }
.sol-rich h4 { font-size: 15px; margin: 18px 0 10px; }
.sol-rich ul { padding-left: 18px; }
.sol-rich li { font-size: 13.5px; color: var(--text-muted); line-height: 1.9; list-style: disc; }
.sol-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.sol-step { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 22px 20px; }
.sol-step b { display: block; font-size: 13px; color: var(--primary); margin-bottom: 8px; letter-spacing: .06em; }
.sol-step p { font-size: 13.5px; color: var(--text); line-height: 1.7; }
.sol-404 { text-align: center; padding: 100px 0; }
.sol-404 h1 { font-size: 26px; margin-bottom: 12px; }
.sol-404 p { color: var(--text-muted); margin-bottom: 24px; }

/* ===== 源码市场 ===== */
.src-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.src-card {
  display: flex; flex-direction: column; background: #fff;
  border: 1px solid var(--border); border-radius: 16px; overflow: hidden;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.src-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.src-cover { height: 150px; overflow: hidden; background: #f1f5f9; }
.src-cover img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s; }
.src-card:hover .src-cover img { transform: scale(1.05); }
.src-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.src-body h3 { font-size: 17px; margin-bottom: 8px; }
.src-body p { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin-bottom: 12px; }
.src-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.src-tags span { font-size: 11.5px; color: var(--text-muted); background: var(--bg-soft); border: 1px solid var(--border); padding: 3px 9px; border-radius: 999px; }
.src-price { display: flex; align-items: baseline; gap: 8px; margin-bottom: 14px; }
.src-price b { font-size: 22px; color: #dc2626; font-variant-numeric: tabular-nums; }
.src-price s { font-size: 12.5px; color: var(--text-muted); }
.src-price em { font-style: normal; font-size: 12px; color: var(--text-muted); }
.src-acts { margin-top: auto; display: flex; gap: 10px; }
.src-acts .btn { flex: 1; text-align: center; justify-content: center; }
.btn.sm { padding: 9px 14px; font-size: 13px; }

/* ===== 弹窗（源码详情 / 申请演示） ===== */
.modal {
  position: fixed; inset: 0; z-index: 300; display: none;
  align-items: center; justify-content: center; padding: 20px;
  background: rgba(15, 23, 42, .5); backdrop-filter: blur(3px);
}
.modal.open { display: flex; }
.modal-box {
  background: #fff; border-radius: 18px; width: 100%; max-width: 620px;
  max-height: 86vh; overflow-y: auto; padding: 30px 32px;
  position: relative; animation: fadeUp .25s ease;
}
.modal-close {
  position: absolute; top: 16px; right: 18px; border: none; background: #f1f5f9;
  width: 32px; height: 32px; border-radius: 50%; cursor: pointer; font-size: 16px; color: #64748b;
}
.modal-close:hover { background: #e2e8f0; }
.modal-box h3 { font-size: 20px; margin-bottom: 10px; }
.sd-meta { display: flex; gap: 10px; margin-bottom: 14px; }
.sd-meta span { font-size: 12px; color: var(--text-muted); background: var(--bg-soft); padding: 4px 10px; border-radius: 6px; }
.sd-packs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 18px; }
.sd-pack { border: 1px solid var(--border); border-radius: 12px; padding: 14px 14px 12px; }
.sd-pack-h { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; }
.sd-pack-h b { font-size: 13.5px; }
.sd-pack-h em { font-style: normal; font-size: 15px; font-weight: 700; color: #dc2626; }
.sd-pack ul { padding-left: 16px; }
.sd-pack li { font-size: 12px; color: var(--text-muted); line-height: 1.8; list-style: disc; }
.demo-qr { text-align: center; }
.demo-qr img { width: 200px; height: 200px; object-fit: contain; border-radius: 12px; border: 1px solid var(--border); }
.demo-qr .qr-ph {
  width: 200px; height: 200px; margin: 0 auto; border-radius: 12px;
  border: 1px dashed var(--border); background: var(--bg-soft);
  display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 8px;
  color: var(--text-muted); font-size: 12.5px;
}
.demo-qr p { margin-top: 14px; font-size: 13px; color: var(--text-muted); }
.demo-tip { margin-top: 16px; font-size: 13px; color: var(--text-muted); line-height: 1.8; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .mode-grid { grid-template-columns: repeat(2, 1fr); }
  .ind-grid { grid-template-columns: repeat(2, 1fr); }
  .how-grid { grid-template-columns: repeat(2, 1fr); }
  .sol-steps { grid-template-columns: repeat(2, 1fr); }
  .pain-grid { grid-template-columns: 1fr; }
  .sol-two { grid-template-columns: 1fr; gap: 28px; }
  .src-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-lines { grid-template-columns: 1fr; }
  .sd-packs { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .mode-grid, .ind-grid, .src-grid, .how-grid, .sol-steps { grid-template-columns: 1fr; }
  .abil-grid { grid-template-columns: 1fr; }
  .modal-box { padding: 24px 20px; }
  .sol-hero-media { aspect-ratio: 16 / 10; }
}

/* 模式快捷标签（产品总览页） */
.abil-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.abil-chip {
  font-size: 13.5px; padding: 9px 16px; border-radius: 10px;
  background: #fff; border: 1px solid var(--border); color: var(--text);
  transition: border-color .2s, color .2s, transform .2s, box-shadow .2s;
}
.abil-chip:hover { color: var(--primary); border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 6px 16px rgba(37, 99, 235, .12); }

/* 源码市场说明 */
.src-note { margin-top: 22px; font-size: 12.5px; color: var(--text-muted); line-height: 1.8; }

/* 联系页：企业微信二维码 */
.qr-item { flex-wrap: wrap; }
.contact-qr { margin-top: 12px; }
.contact-qr img { width: 132px; height: 132px; object-fit: contain; border-radius: 10px; border: 1px solid var(--border); background: #fff; }
.contact-qr .qr-ph {
  width: 132px; height: 132px; border-radius: 10px; border: 1px dashed var(--border);
  background: var(--bg-soft); display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 4px; font-size: 11.5px; color: var(--text-muted); text-align: center; padding: 8px;
}
.foot-addr { line-height: 1.7; }

/* ===== 首页行业解决方案：CRMEB 风格双向跑马灯 ===== */
.ind-mq { display: flex; flex-direction: column; gap: 22px; overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent); }
.mq-row { overflow: hidden; }
.mq-inner { display: flex; width: max-content; animation: mqScroll 48s linear infinite; will-change: transform; }
.mq-row.mq-reverse .mq-inner { animation-direction: reverse; }
.mq-row:hover .mq-inner { animation-play-state: paused; }
@keyframes mqScroll { to { transform: translateX(-50%); } }
.mq-set { display: flex; gap: 22px; padding-right: 22px; }
.ind-mq .ind-card { flex: 0 0 320px; display: flex; flex-direction: column; background: #fff; border: 1px solid var(--border); border-radius: 16px; overflow: hidden; transition: transform .25s, box-shadow .25s, border-color .25s; }
.ind-mq .ind-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.ind-mq .ind-cover { position: relative; height: 158px; overflow: hidden; background: linear-gradient(135deg, #dbeafe, #cffafe); }
.ind-mq .ind-cover img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .45s cubic-bezier(.22,.61,.36,1); }
.ind-mq .ind-card:hover .ind-cover img { transform: scale(1.07); }
.ind-badge { position: absolute; top: 12px; left: 12px; z-index: 2; font-size: 12px; font-weight: 600; color: #fff; background: rgba(37, 99, 235, .85); padding: 4px 12px; border-radius: 999px; }
.ind-mq .ind-body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.ind-mq .ind-body h3 { font-size: 17px; margin-bottom: 6px; }
.ind-sub { font-size: 13px; font-weight: 600; color: var(--primary); margin-bottom: 8px; }
.ind-mq .ind-body p { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin-bottom: 12px; }
.ind-mq .ind-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.ind-mq .ind-tags span { font-size: 11.5px; color: var(--text-muted); background: var(--bg-soft); border: 1px solid var(--border); padding: 3px 9px; border-radius: 999px; }
.ind-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; }
.ind-mq .ind-link { margin-top: 0; font-size: 13px; font-weight: 600; color: var(--primary); }
.ind-mq .ind-link::after { content: none; }
.ind-go { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--border); color: var(--primary); font-size: 14px; display: flex; align-items: center; justify-content: center; transition: background .2s, color .2s, border-color .2s, transform .2s; }
.ind-mq .ind-card:hover .ind-go { background: var(--primary); border-color: var(--primary); color: #fff; transform: translateX(3px); }
@media (prefers-reduced-motion: reduce) { .mq-inner { animation: none; } }
@media (max-width: 960px) { .ind-mq .ind-card { flex: 0 0 260px; } .ind-mq .ind-cover { height: 130px; } }
@media (max-width: 600px) { .ind-mq .ind-card { flex: 0 0 224px; } .ind-mq .ind-cover { height: 112px; } }

/* ===== 首页：小程序商城首页样机 ===== */
.phone-tag {
  position: absolute; left: 50%; bottom: -32px; transform: translateX(-50%);
  white-space: nowrap; font-size: 12px; color: #475569; background: #fff;
  border: 1px solid var(--border); padding: 5px 14px; border-radius: 999px;
  box-shadow: 0 6px 16px rgba(15, 23, 42, .08);
}
.phone-screen.mall { background: #f4f6fb; font-size: 8px; color: #0f172a; }

.mall-top { position: relative; padding: 0 10px 9px; background: linear-gradient(160deg, #2563eb, #3b82f6 55%, #60a5fa); }
.mall-status { display: flex; align-items: center; justify-content: space-between; padding: 7px 2px 4px; color: #fff; font-size: 7.5px; font-weight: 600; }
.ms-right { letter-spacing: 1px; opacity: .9; font-size: 7px; }
.mall-search { display: flex; align-items: center; gap: 5px; background: #fff; border-radius: 999px; padding: 5px 9px; }
.ms-ico { font-size: 8px; }
.ms-ph { flex: 1; color: #94a3b8; font-size: 8px; }
.ms-scan { color: #2563eb; font-size: 9px; }
.mall-capsule { position: absolute; top: 7px; right: 9px; display: flex; gap: 3px; }
.mall-capsule i { width: 3px; height: 3px; border-radius: 50%; background: rgba(255, 255, 255, .92); }

.mall-banner {
  position: relative; margin-top: 8px; height: 62px; border-radius: 10px; overflow: hidden;
  background: linear-gradient(115deg, #fff1f2 10%, #ffe4e6 55%, #fff7ed);
  display: flex; align-items: center; justify-content: space-between; padding: 0 10px;
}
.mall-banner::after { content: ""; position: absolute; right: -18px; top: -22px; width: 66px; height: 66px; border-radius: 50%; background: rgba(244, 63, 94, .1); }
.mb-txt b { display: block; font-size: 11px; font-weight: 800; color: #e11d48; letter-spacing: .5px; }
.mb-txt span { font-size: 8px; color: #9f1239; }
.mb-btn { position: relative; z-index: 2; font-size: 8px; font-weight: 700; color: #fff; background: #e11d48; padding: 4px 9px; border-radius: 999px; }
.mb-dots { position: absolute; left: 50%; bottom: 5px; transform: translateX(-50%); display: flex; gap: 3px; }
.mb-dots i { width: 8px; height: 2px; border-radius: 2px; background: rgba(225, 29, 72, .28); }
.mb-dots i.on { background: #e11d48; }

.mall-cats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px 0; padding: 8px 5px 6px; background: #fff; }
.mall-cats a { display: flex; flex-direction: column; align-items: center; gap: 3px; font-size: 6.5px; color: #475569; }
.mc-ico { width: 21px; height: 21px; border-radius: 7px; display: flex; align-items: center; justify-content: center; font-size: 11px; }
.mc-ico.i1 { background: #fff1f2; } .mc-ico.i2 { background: #fef9c3; } .mc-ico.i3 { background: #fce7f3; }
.mc-ico.i4 { background: #e0f2fe; } .mc-ico.i5 { background: #ecfdf5; } .mc-ico.i6 { background: #ede9fe; }
.mc-ico.i7 { background: #ffedd5; } .mc-ico.i8 { background: #fee2e2; } .mc-ico.i9 { background: #dbeafe; }
.mc-ico.i10 { background: #f1f5f9; }

.mall-sec { display: flex; align-items: center; padding: 7px 10px 4px; }
.mall-sec b { font-size: 9.5px; font-weight: 800; }
.mss-time { display: flex; align-items: center; gap: 1px; margin-left: 6px; font-size: 7px; color: #e11d48; }
.mss-time i { font-style: normal; background: #fee2e2; color: #e11d48; border-radius: 3px; padding: 1px 2px; }
.mss-more { margin-left: auto; font-size: 7.5px; color: #94a3b8; }

.mall-flash { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; padding: 0 10px; }
.mall-flash a { display: flex; flex-direction: column; gap: 1px; background: #fff; border-radius: 8px; padding: 4px; }
.mf-img { display: block; height: 38px; border-radius: 6px; overflow: hidden; background: #f1f5f9; }
.mf-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.mall-flash b { font-size: 9px; color: #e11d48; }
.mall-flash s { font-size: 6.5px; color: #cbd5e1; }

.mall-goods { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; padding: 0 10px; }
.mall-goods a { display: flex; flex-direction: column; background: #fff; border-radius: 8px; padding: 4px; }
.mg-img { display: block; height: 40px; border-radius: 6px; overflow: hidden; background: #f1f5f9; margin-bottom: 3px; }
.mg-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.mg-t { font-size: 7px; color: #334155; line-height: 1.3; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mg-p { display: flex; align-items: center; gap: 3px; margin-top: 2px; font-size: 9px; font-weight: 800; color: #e11d48; }
.mg-p i { font-style: normal; font-size: 6.5px; font-weight: 400; color: #94a3b8; }

.mall-tab { margin-top: auto; display: grid; grid-template-columns: repeat(4, 1fr); padding: 5px 0 7px; background: #fff; border-top: 1px solid #eef2f7; }
.mall-tab a { display: flex; flex-direction: column; align-items: center; gap: 2px; font-size: 6.5px; color: #94a3b8; }
.mall-tab a span { font-size: 11px; }
.mall-tab a.on { color: #2563eb; font-weight: 700; }

/* 首页手机样机：使用后台上传的截图时整屏铺满 */
.phone-screen.mall { position: relative; }
.ps-shot { position: absolute; inset: 0; z-index: 9; width: 100%; height: 100%; object-fit: cover; display: block; }
.phone-screen.has-shot > .mall-top,
.phone-screen.has-shot > .mall-cats,
.phone-screen.has-shot > .mall-sec,
.phone-screen.has-shot > .mall-flash,
.phone-screen.has-shot > .mall-goods,
.phone-screen.has-shot > .mall-tab { visibility: hidden; }