/* ===========================
   皓海锦轩科技 - 官网样式
   =========================== */

/* ---- CSS 变量 — 参考金蝶官网配色体系 ---- */
:root {
  /* 主色系 — 金蝶品牌科技蓝 */
  --primary: #2563eb;
  --primary-light: #3b82f6;
  --primary-dark: #1d4ed8;
  --primary-deep: #1e40af;
  
  /* 辅助色 — AI紫 + 金色强调 */
  --secondary: #7c3aed;
  --secondary-light: #a78bfa;
  --accent: #eab308;
  --accent-light: #facc15;
  --success: #059669;
  --danger: #dc2626;
  
  /* 中性色阶 */
  --dark: #0f172a;
  --dark-2: #1e293b;
  --dark-3: #334155;
  --gray: #64748b;
  --gray-light: #94a3b8;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --bg: #f8fafc;
  --bg-gray: #f1f5f9;
  --white: #ffffff;
  
  /* 渐变体系 — 金蝶官网风格 */
  --gradient: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
  --gradient-hero: linear-gradient(135deg, #0c1929 0%, #1a2744 35%, #0f2043 70%, #0a1628 100%);
  --gradient-warm: linear-gradient(135deg, #eab308 0%, #f59e0b 50%, #ef4444 100%);
  --gradient-gold: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  --gradient-blue-deep: linear-gradient(135deg, #1e3a5f 0%, #1e40af 60%, #3730a3 100%);
  --gradient-purple-deep: linear-gradient(135deg, #312e81 0%, #4c1d95 50%, #581c87 100%);
  --gradient-green-deep: linear-gradient(135deg, #064e3b 0%, #065f46 50%, #047857 100%);
  
  /* 阴影与圆角 */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow: 0 4px 16px rgba(0,0,0,.10);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.15);
  --shadow-glow: 0 0 30px rgba(37,99,235,.15);
  --radius: 12px;
  --radius-lg: 20px;
  --font: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  --nav-h: 72px;
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea {
  font-family: inherit;
  outline: none;
  border: none;
}

/* ---- Container ---- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Buttons — 金蝶风格精致化 ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  transition: all .3s cubic-bezier(.4,0,.2,1);
  border: 2px solid transparent;
  white-space: nowrap;
  letter-spacing: .01em;
}
.btn-primary {
  background: var(--gradient);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(37,99,235,.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(37,99,235,.45), 0 0 20px rgba(37,99,235,.12);
  filter: brightness(1.05);
}
.btn-outline {
  background: transparent;
  border-color: var(--primary-light);
  color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(37,99,235,.3);
}
.btn-ghost {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.35);
  color: var(--white);
  backdrop-filter: blur(12px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.2);
  border-color: rgba(255,255,255,.6);
  box-shadow: 0 4px 16px rgba(255,255,255,.12);
}
.btn-large { padding: 14px 36px; font-size: 16px; border-radius: 10px; }
.btn-sm { padding: 8px 18px; font-size: 14px; }
.btn-full { width: 100%; justify-content: center; }

/* 金色强调按钮（参考金蝶官网CTA） */
.btn-gold {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  color: #78350f;
  border: none;
  box-shadow: 0 4px 14px rgba(245,158,11,.35);
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245,158,11,.45);
}

/* ---- Section 通用 ---- */
.section { padding: 100px 0; }
.section-gray { background: var(--bg); }

/* 锚点滚动补偿 — 固定导航栏遮挡补偿（核心修复，比JS scrollTo更可靠） */
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 20px); }
.section, [id]:not(.no-scroll-offset) { scroll-margin-top: calc(var(--nav-h) + 20px); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* 区域标签（四字标题）— 醒目设计 */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 24px;
  background: linear-gradient(135deg, rgba(37,99,235,.09) 0%, rgba(59,130,246,.07) 100%);
  color: var(--primary);
  border: 1.5px solid rgba(37,99,235,.15);
  border-radius: 100px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .12em;
  margin-bottom: 20px;
  position: relative;
}
.section-tag::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 8px rgba(37,99,235,.5);
  flex-shrink: 0;
}


.section-title {
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--dark);
}
.section-sub {
  font-size: 16px;
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto 48px;
}
.text-center { text-align: center; }
.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===========================
   顶部公告栏 — 金蝶品牌渐变
   =========================== */
.topbar {
  background: linear-gradient(90deg, #1e40af 0%, #2563eb 40%, #3b82f6 100%);
  color: var(--white);
  font-size: 13px;
  padding: 9px 0;
  letter-spacing: .02em;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.topbar-contact a { color: var(--white); font-weight: 600; }
.topbar-contact a:hover { text-decoration: underline; }

/* ===========================
   导航栏
   =========================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  height: var(--nav-h);
  transition: var(--transition);
}
.navbar.scrolled {
  box-shadow: var(--shadow);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-right: 32px;
}
.logo-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.logo img {
  height: 36px;
  width: 180px;
  object-fit: contain;
}
.logo-company {
  font-size: 12px;
  font-weight: 600;
  color: var(--dark-3);
  white-space: nowrap;
  letter-spacing: 0.5px;
}

/* Nav Menu */
.nav-menu { display: flex; align-items: center; }
.nav-menu > ul {
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  color: var(--dark-3);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background: rgba(37,99,235,.05);
}
.arrow { font-size: 10px; transition: var(--transition); }
.has-dropdown { position: relative; }
.has-dropdown:hover .arrow { transform: rotate(180deg); }

/* Dropdown */
.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: var(--transition);
  z-index: 100;
}
.has-dropdown:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown a {
  display: block;
  padding: 9px 14px;
  font-size: 14px;
  color: var(--dark-3);
  border-radius: 8px;
  transition: var(--transition);
}
.dropdown a:hover {
  background: rgba(37,99,235,.05);
  color: var(--primary);
}

.nav-cta { display: flex; align-items: center; gap: 16px; flex-shrink: 0; margin-left: 16px; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  padding: 4px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===========================
   Hero 区域（3页轮播）— 金蝶官网风格升级
   =========================== */
.hero {
  position: relative;
  min-height: calc(100vh - var(--nav-h) - 36px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--dark);
  padding: 80px 0 100px;
}
.hero-bg {
  position: absolute;
  inset: 0;
}
/* 粒子层 — 增强科技感光效 */
.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    radial-gradient(ellipse at 20% 20%, rgba(37,99,235,.25) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 30%, rgba(124,58,237,.2) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(59,130,246,.15) 0%, transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(234,179,8,.06) 0%, transparent 40%);
}

/* 背景网格 — 更细腻 */
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 64px 64px;
}

/* 装饰性几何元素 — 参考金蝶官网 */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(circle at 85% 15%, rgba(37,99,235,.12) 0%, transparent 40%),
    radial-gradient(circle at 10% 85%, rgba(124,58,237,.08) 0%, transparent 35%);
}

/* 幻灯片背景色 — 每张不同渐变，更贴近金蝶官网深色调 */
.hero-slides-bg { position: absolute; inset: 0; z-index: 0; }
.hero-slide-bg {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .8s ease;
  background-size: cover;
  background-position: center;
}
.hero-slide-bg:nth-child(1) {
  background: linear-gradient(135deg, #0c1929 0%, #162a4a 35%, #1a3654 65%, #0f2043 100%);
}
.hero-slide-bg:nth-child(2) {
  background: linear-gradient(135deg, #170f2e 0%, #251a47 30%, #312266 60%, #1e1545 100%);
}
.hero-slide-bg:nth-child(3) {
  background: linear-gradient(135deg, #052e22 0%, #0a4436 35%, #0f5c48 65%, #07382b 100%);
}

/* ===========================
   Hero 装饰几何元素 — 金蝶官网风格
   =========================== */
.hero-decor { position: absolute; inset: 0; z-index: 1; pointer-events: none; overflow: hidden; }

/* 装饰圆 — 大面积柔和光晕 */
.decor-circle {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
}
.decor-circle-1 {
  width: 500px;
  height: 500px;
  right: -80px;
  top: -100px;
  background: rgba(37,99,235,.12);
  animation: decorFloat1 12s ease-in-out infinite alternate;
}
.decor-circle-2 {
  width: 350px;
  height: 350px;
  right: 10%;
  bottom: -50px;
  background: rgba(124,58,237,.08);
  animation: decorFloat2 15s ease-in-out infinite alternate;
}
.decor-circle-3 {
  width: 200px;
  height: 200px;
  left: 30%;
  bottom: 20%;
  background: rgba(59,130,246,.06);
  animation: decorFloat3 10s ease-in-out infinite alternate;
}

/* 装饰光环 */
.decor-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.04);
}
.decor-ring-1 {
  width: 400px;
  height: 400px;
  right: 5%;
  top: 8%;
  animation: ringRotate 40s linear infinite;
}
.decor-ring-2 {
  width: 280px;
  height: 280px;
  right: 12%;
  bottom: 12%;
  animation: ringRotate 30s linear infinite reverse;
}

/* 光效点 */
.decor-glow {
  position: absolute;
  border-radius: 50%;
  box-shadow: 0 0 20px rgba(37,99,235,.15), 0 0 60px rgba(37,99,235,.06);
}
.decor-glow-1 {
  width: 4px;
  height: 4px;
  right: 18%;
  top: 25%;
  animation: glowPulse 4s ease-in-out infinite alternate;
}

/* 点阵装饰 */
.decor-dots {
  position: absolute;
  right: 5%;
  top: 45%;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  opacity: .08;
}
.decor-dots::before,
.decor-dots::after {
  content: '';
  grid-column: span 6;
  height: 1px;
  background: currentColor;
}
.decor-dots span, 
.decor-dots i { display: block; width: 3px; height: 3px; border-radius: 50%; background: currentColor; }

@keyframes decorFloat1 {
  0% { transform: translate(0, 0); }
  100% { transform: translate(-30px, 40px); }
}
@keyframes decorFloat2 {
  0% { transform: translate(0, 0); }
  100% { transform: translate(-20px, -35px); }
}
@keyframes decorFloat3 {
  0% { transform: translate(0, 0); }
  100% { transform: translate(25px, -20px); }
}
@keyframes ringRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes glowPulse {
  0% { opacity: .4; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.8); }
}
.hero-slide-bg.active { opacity: 1; }

/* 轮播容器 */
.hero-slider {
  position: relative;
  width: 100%;
  height: 100%;
  flex-shrink: 0;
}

/* 每张幻灯片内容 */
.hero-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transform: translateX(30px);
  transition: all .6s cubic-bezier(.25,.46,.45,.94);
  pointer-events: none;
}
.hero-slide.active {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
  pointer-events: auto;
  position: relative;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 100px;
  color: rgba(255,255,255,.9);
  font-size: 13px;
  backdrop-filter: blur(12px);
  margin-bottom: 32px;
  letter-spacing: .02em;
}
/* 徽章变体 — 不同幻灯片主题色 */
.hero-badge-purple { 
  background: rgba(139,92,246,.12); 
  border-color: rgba(139,92,246,.25);
  color: #e0d4fc;
}
.hero-badge-green { 
  background: rgba(16,185,129,.12); 
  border-color: rgba(16,185,129,.25);
  color: #b8f5d6;
}
.hero-title {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -.5px;
}
.hero-desc {
  font-size: clamp(15px, 2vw, 18px);
  color: rgba(255,255,255,.7);
  margin-bottom: 40px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 60px; }

/* Hero Stats — 金蝶风格数据条 */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 24px 36px;
  backdrop-filter: blur(12px);
  width: fit-content;
}
.stat-item { text-align: center; padding: 0 28px; }
.stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,.15);
}
.stat-num {
  font-size: 36px;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 13px;
  color: rgba(255,255,255,.55);
}
/* 页签指示器 — 圆点 */
.hero-indicators {
  position: absolute;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 3;
}
.hero-dot {
  width: 32px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255,255,255,.25);
  border: none;
  cursor: pointer;
  transition: all .35s ease;
  padding: 0;
}
.hero-dot:hover { background: rgba(255,255,255,.5); }
.hero-dot.active {
  width: 48px;
  background: var(--white);
}

/* 自动播放进度条 */
.hero-progress {
  position: absolute;
  bottom: 105px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: rgba(255,255,255,.12);
  border-radius: 2px;
  overflow: hidden;
  z-index: 2;
}
.hero-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, rgba(255,255,255,.5), rgba(255,255,255,.9));
  border-radius: 2px;
  transition: width linear;
}

/* 向下滚动提示 — 醒目设计 */
.hero-scroll {
  position: absolute;
  bottom: 44px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  z-index: 3;
}
.hero-scroll span {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 24px;
  border: 1.5px solid rgba(255,255,255,.25);
  border-radius: 100px;
  color: rgba(255,255,255,.85);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .15em;
  background: rgba(255,255,255,.06);
  backdrop-filter: blur(4px);
  transition: all .3s ease;
  white-space: nowrap;
}
.hero-scroll:hover span {
  background: rgba(255,255,255,.14);
  border-color: rgba(255,255,255,.45);
  color: #fff;
  box-shadow: 0 4px 20px rgba(0,0,0,.15), 0 0 20px rgba(255,255,255,.08);
}

/* 箭头 — 带下落动画 */
.scroll-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  color: rgba(255,255,255,.7);
  font-size: 16px;
  animation: scrollBounce 2s ease-in-out infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0) scale(1); opacity: .7; }
  50%      { transform: translateY(8px) scale(1.05); opacity: 1; }
}

/* ===========================
   关于我们 — 全新排版 v3
   =========================== */

/* 标题 */
.about-main-title {
  text-align: center;
  margin-bottom: 10px;
}

/* 副标题 */
.about-subtitle {
  font-size: 15.5px;
  color: var(--gray);
  text-align: center;
  margin-bottom: 36px;
  letter-spacing: .04em;
}

/* ====== 全宽数据亮点横幅 ====== */
.about-highlights {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 30px 40px;
  background: linear-gradient(135deg, #0c1929 0%, #1a2744 35%, #162036 100%);
  border-radius: var(--radius-lg);
  margin-bottom: 42px;
  position: relative;
  overflow: hidden;
}
.about-highlights::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(37,99,235,.12) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 50%, rgba(124,58,237,.08) 0%, transparent 60%);
  pointer-events: none;
}
.ah-item {
  flex: 1;
  max-width: 180px;
  text-align: center;
  padding: 0 16px;
  position: relative;
  z-index: 1;
}
.ah-num {
  display: block;
  font-size: 32px;
  font-weight: 800;
  color: #fff;
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.ah-unit {
  font-size: 16px;
  font-weight: 600;
  opacity: .65;
  margin-left: 2px;
}
.ah-label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  color: rgba(255,255,255,.5);
  font-weight: 500;
  letter-spacing: .06em;
}
.ah-divider {
  width: 1px;
  height: 44px;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,.18), transparent);
  flex-shrink: 0;
}

/* ====== 主布局：四卡等宽 2×2 网格（扁平化，4个卡片直接子元素） ====== */
.about-layout {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  align-items: stretch;
}

/* 所有卡片统一flex纵向布局确保等高内容分配 */
.about-layout > .about-card {
  display: flex;
  flex-direction: column;
}

/* ---- 左栏：公司简介 ---- */
.about-main { }
.about-main .about-card { height: 100%; }

/* 公司介绍文字区 */
.about-intro {
  margin-bottom: 20px;
}
.about-intro p {
  font-size: 14.5px;
  color: var(--dark-2);
  line-height: 1.85;
  margin-bottom: 13px;
}
.about-intro p:last-child { margin-bottom: 0; }
.about-intro strong { color: var(--dark); }

/* 标签组 — 卡片内 */
.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid rgba(37,99,235,.08);
}
.tag {
  padding: 7px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  transition: all .25s ease;
}
.tag-primary {
  background: rgba(37,99,235,.07);
  color: var(--primary);
  border: 1px solid rgba(37,99,235,.12);
}
.tag-primary:hover {
  background: rgba(37,99,235,.12);
  border-color: rgba(37,99,235,.25);
}
.tag-highlight {
  background: linear-gradient(135deg, rgba(234,179,8,.1), rgba(245,158,11,.06));
  color: #b45309;
  border: 1px solid rgba(234,179,8,.2);
}

/* ---- 公司简介卡片 ---- */
.acard-intro {
  background: linear-gradient(145deg, #fff 0%, #f8faff 100%);
  border: 1px solid rgba(37,99,235,.1);
  box-shadow: 0 4px 24px rgba(37,99,235,.05), inset 0 1px 0 rgba(255,255,255,.9);
}
.acard-intro:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(37,99,235,.12), inset 0 1px 0 rgba(255,255,255,.95);
}
/* 公司简介内的文字区 */
.acard-intro .about-intro { flex: 1; }
.acard-intro .about-tags {
  margin-top: auto;
}

/* ---- 关于我们卡片 — 升级设计 ---- */
.about-cards {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.about-card {
  padding: 28px 32px;
  border-radius: var(--radius-lg);
  transition: all .35s cubic-bezier(.4,0,.2,1);
  position: relative;
  overflow: hidden;
}

/* 卡片头部 */
.acard-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.acard-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.badge-blue { background: linear-gradient(135deg, rgba(37,99,235,.12), rgba(37,99,235,.06)); color: var(--primary); border: 1px solid rgba(37,99,235,.18); }
.badge-green { background: linear-gradient(135deg, rgba(5,150,105,.12), rgba(5,150,105,.06)); color: var(--success); border: 1px solid rgba(5,150,105,.18); }
.badge-orange { background: linear-gradient(135deg, rgba(245,158,11,.12), rgba(245,158,11,.06)); color: #b45309; border: 1px solid rgba(245,158,11,.2); }
.acard-heading {
  font-size: 17px;
  font-weight: 700;
  color: var(--dark);
  letter-spacing: .02em;
}

/* ====== 核心优势 — 列表要点 ====== */
.acard-advantages {
  display: flex;
  flex-direction: column;
  background: linear-gradient(145deg, #fff 0%, #f8faff 100%);
  border: 1px solid rgba(37,99,235,.1);
  box-shadow: 0 4px 24px rgba(37,99,235,.06), inset 0 1px 0 rgba(255,255,255,.8);
}
.acard-advantages:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(37,99,235,.12), inset 0 1px 0 rgba(255,255,255,.9);
}
.acard-advantages .acard-list { flex: 1; }
.acard-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  list-style: none;
}
.acard-list.compact { gap: 10px; }
.acard-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 12px 16px;
  border-radius: 12px;
  background: rgba(255,255,255,.7);
  transition: background .25s ease;
}
.acard-item:hover { background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.04); }
.acard-bullet {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 6px;
}
.bullet-blue { background: var(--primary); box-shadow: 0 0 8px rgba(37,99,235,.4); }
.bullet-purple { background: var(--secondary); box-shadow: 0 0 8px rgba(124,58,237,.4); }
.bullet-green { background: var(--success); box-shadow: 0 0 8px rgba(5,150,105,.4); }
.bullet-orange { background: var(--accent); box-shadow: 0 0 8px rgba(234,179,8,.4); }
.acard-body strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 3px;
}
.acard-body p {
  font-size: 13.5px;
  color: var(--gray);
  line-height: 1.6;
  margin: 0;
}

/* ====== 实力认证 — 数据可视化 ====== */
.acard-proof {
  display: flex;
  flex-direction: column;
  background: linear-gradient(145deg, #fff 0%, #f6fdf9 100%);
  border: 1px solid rgba(5,150,105,.1);
  box-shadow: 0 4px 24px rgba(5,150,105,.06), inset 0 1px 0 rgba(255,255,255,.8);
}
.acard-proof:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(5,150,105,.12), inset 0 1px 0 rgba(255,255,255,.9);
}
.proof-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}
.proof-stat {
  text-align: center;
  padding: 20px 12px 16px;
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(5,150,105,.05) 0%, transparent 100%);
  border: 1px solid rgba(5,150,105,.08);
  transition: transform .25s ease;
}
.proof-stat:hover { transform: scale(1.05); }
.proof-num {
  display: block;
  font-size: 30px;
  font-weight: 800;
  color: var(--success);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.proof-unit {
  font-size: 15px;
  font-weight: 600;
  color: var(--success);
  opacity: .7;
}
.proof-label {
  display: block;
  margin-top: 4px;
  font-size: 12.5px;
  color: var(--gray-light);
  font-weight: 500;
}
.proof-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.ptag {
  display: inline-flex;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 12.5px;
  color: var(--gray);
  background: var(--bg-gray);
  border: 1px solid var(--border);
  font-weight: 500;
  transition: all .25s ease;
}
.ptag:hover {
  color: var(--success);
  border-color: rgba(5,150,105,.25);
  background: rgba(5,150,105,.04);
}

/* ====== 服务保障 ====== */
.acard-service {
  display: flex;
  flex-direction: column;
  background: linear-gradient(145deg, #fff 0%, #fefcf6 100%);
  border: 1px solid rgba(245,158,11,.1);
  box-shadow: 0 4px 24px rgba(245,158,11,.06), inset 0 1px 0 rgba(255,255,255,.8);
}
.acard-service:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(245,158,11,.12), inset 0 1px 0 rgba(255,255,255,.9);
}
.acard-check {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: rgba(245,158,11,.1);
  color: #b45309;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ===========================
   产品中心
   =========================== */
.products-tabs {
  display: flex;
  gap: 8px;
  background: var(--bg);
  padding: 6px;
  border-radius: var(--radius);
  width: fit-content;
  margin: 0 auto 48px;
  box-shadow: var(--shadow-sm);
}
.ptab {
  padding: 10px 24px;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 600;
  color: var(--gray);
  background: transparent;
  border: none;
  transition: var(--transition);
}
.ptab.active {
  background: var(--white);
  color: var(--primary);
  box-shadow: var(--shadow);
}
.ptab:hover:not(.active) { color: var(--dark); }

.product-panel { display: block; animation: fadeIn .4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

.product-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 56px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.prod-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .05em;
  margin-bottom: 16px;
}
.prod-badge.small { background: rgba(26,86,219,.1); color: var(--primary); }
.prod-badge.medium { background: rgba(124,58,237,.1); color: var(--secondary); }
.prod-badge.enterprise { background: rgba(16,185,129,.1); color: var(--success); }
.prod-badge.custom { background: rgba(245,158,11,.1); color: #d97706; }

.product-info h3 {
  font-size: 30px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 14px;
}
.prod-lead {
  font-size: 16px;
  color: var(--gray);
  margin-bottom: 28px;
  line-height: 1.7;
}
.prod-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 32px;
}
.prod-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--dark-3);
  padding: 8px 12px;
  background: var(--bg);
  border-radius: 8px;
}
.feat-icon { font-size: 18px; }

/* Product Visual */
.product-visual {
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.visual-blue { background: linear-gradient(135deg, #eff6ff, #dbeafe); }
.visual-purple { background: linear-gradient(135deg, #f5f3ff, #ede9fe); }
.visual-dark { background: linear-gradient(135deg, #0f172a, #1e293b); }
.visual-green { background: linear-gradient(135deg, #ecfdf5, #d1fae5); }

.visual-mock {
  width: 100%;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.dark-mock { background: #1a2332; }
.mock-header {
  display: flex;
  gap: 6px;
  padding: 12px 16px;
  background: rgba(0,0,0,.04);
  border-bottom: 1px solid var(--border);
}
.dark-mock .mock-header { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.1); }
.mock-header span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
}
.mock-header span:nth-child(1) { background: #ef4444; }
.mock-header span:nth-child(2) { background: var(--accent); }
.mock-header span:nth-child(3) { background: var(--success); }
.mock-body { padding: 20px; }

/* Chart */
.mock-chart {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 80px;
  margin-bottom: 16px;
}
.chart-bar {
  flex: 1;
  background: linear-gradient(to top, var(--primary), var(--primary-light));
  border-radius: 4px 4px 0 0;
  transition: height .6s ease;
}
.chart-bar.purple { background: linear-gradient(to top, var(--secondary), #a78bfa); }

.mock-stats {
  display: flex;
  gap: 12px;
}
.mock-stat {
  flex: 1;
  background: var(--bg);
  padding: 10px;
  border-radius: 8px;
}
.ms-label { font-size: 11px; color: var(--gray); margin-bottom: 4px; }
.ms-val { font-size: 15px; font-weight: 700; color: var(--dark); }
.ms-val.red { color: var(--danger); }
.ms-val.green { color: var(--success); }

/* AI Nodes */
.ai-nodes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 10px;
}
.ai-node {
  padding: 12px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  background: rgba(59,130,246,.15);
  color: #93c5fd;
  border: 1px solid rgba(59,130,246,.25);
}
.center-node {
  background: var(--gradient);
  color: var(--white);
  border: none;
  font-size: 16px;
  grid-column: 2;
}

/* Custom Cards */
.custom-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  width: 100%;
}
.custom-card {
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.custom-card:hover { transform: scale(1.04); }
.prod-target {
  font-size: 13px;
  color: var(--gray);
  text-align: center;
  padding: 8px 16px;
  background: rgba(0,0,0,.06);
  border-radius: 100px;
}
.visual-dark .prod-target { background: rgba(255,255,255,.1); color: rgba(255,255,255,.6); }

/* ===========================
   案例展示
   =========================== */
.case-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 40px;
}
.cf {
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 14px;
  font-weight: 500;
  background: var(--bg);
  border: 2px solid var(--border);
  color: var(--gray);
  transition: var(--transition);
}
.cf.active, .cf:hover {
  background: var(--gradient);
  border-color: transparent;
  color: var(--white);
  box-shadow: 0 2px 12px rgba(37,99,235,.25);
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.case-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  gap: 16px;
  transition: var(--transition);
  cursor: pointer;
}
.case-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: transparent;
}
.case-card.hidden { display: none; }
.case-icon { font-size: 36px; flex-shrink: 0; }
.case-name { font-size: 16px; font-weight: 700; color: var(--dark); margin-bottom: 4px; }
.case-industry {
  display: inline-block;
  padding: 2px 10px;
  background: rgba(37,99,235,.07);
  color: var(--primary);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 10px;
}
.case-desc { font-size: 13px; color: var(--gray); line-height: 1.6; margin-bottom: 10px; }
.case-prod {
  font-size: 12px;
  color: var(--gray-light);
  font-weight: 500;
}

.industry-stats {
  display: flex;
  justify-content: center;
  gap: 0;
  background: var(--gradient);
  border-radius: var(--radius-lg);
  padding: 32px;
  overflow: hidden;
}
.istat {
  flex: 1;
  text-align: center;
  padding: 0 24px;
  border-right: 1px solid rgba(255,255,255,.2);
}
.istat:last-child { border-right: none; }
.istat-num {
  display: block;
  font-size: 36px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 6px;
}
.istat-label {
  font-size: 14px;
  color: rgba(255,255,255,.7);
}

/* ===========================
   新闻中心
   =========================== */
.news-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 32px;
  align-items: start;
}
.news-featured {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  position: relative;
  transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
  overflow: hidden;
}
.news-featured::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: linear-gradient(180deg, var(--primary), #7c3aed);
  border-radius: 4px 0 0 4px;
}
.news-featured:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
  transform: translateY(-2px);
}
.news-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  padding: 4px 14px;
  background: linear-gradient(135deg, var(--danger), #ef4444);
  color: var(--white);
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .03em;
  box-shadow: 0 2px 8px rgba(220,38,38,.25);
}
.news-date {
  font-size: 13px;
  color: var(--gray-light);
  letter-spacing: .1em;
  margin-bottom: 14px;
  font-weight: 500;
}
.news-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.4;
  margin-bottom: 16px;
  transition: color .25s ease;
}
.news-featured:hover .news-title {
  color: var(--primary);
}
.news-excerpt {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.8;
  margin-bottom: 24px;
}
.news-meta { display: flex; justify-content: space-between; align-items: center; }
.news-cat {
  padding: 4px 14px;
  background: rgba(37,99,235,.08);
  color: var(--primary);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .02em;
}
.news-more {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  transition: all .25s ease;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.news-more:hover {
  gap: 8px;
  color: #1d4ed8;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.news-item {
  display: flex;
  gap: 16px;
  padding: 18px 20px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--border);
  transition: all .3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.news-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--primary);
  opacity: 0;
  transition: opacity .3s ease;
  border-radius: 3px 0 0 3px;
}
.news-item:hover {
  box-shadow: var(--shadow);
  border-color: var(--primary-light);
  transform: translateX(3px);
  padding-left: 24px;
}
.news-item:hover::before {
  opacity: 1;
}
.ni-date {
  font-size: 12px;
  color: var(--gray-light);
  white-space: nowrap;
  padding-top: 2px;
  font-weight: 500;
  min-width: 70px;
}
.ni-cat {
  font-size: 11px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 5px;
  letter-spacing: .03em;
}
.ni-title {
  font-size: 14px;
  color: var(--dark-2);
  line-height: 1.55;
  font-weight: 500;
  transition: color .2s ease;
}
.news-item:hover .ni-title {
  color: var(--primary);
}

/* ===========================
   服务支持
   =========================== */
.service-flow {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 64px;
  overflow-x: auto;
  padding-bottom: 8px;
}
.sf-step {
  flex: 1;
  min-width: 150px;
  text-align: center;
  padding: 28px 16px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.sf-step:hover {
  box-shadow: var(--shadow);
  border-color: var(--primary);
  transform: translateY(-4px);
}
.sf-arrow {
  font-size: 20px;
  color: var(--gray-light);
  flex-shrink: 0;
  margin-top: 36px;
}
.sf-num {
  font-size: 11px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: .1em;
  margin-bottom: 8px;
}
.sf-icon { font-size: 32px; margin-bottom: 12px; }
.sf-title { font-size: 15px; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
.sf-desc { font-size: 12px; color: var(--gray); line-height: 1.6; }

.service-packages {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.sp-card {
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: var(--transition);
  position: relative;
}
.sp-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.sp-card-featured {
  border-color: var(--primary);
  background: linear-gradient(180deg, rgba(26,86,219,.04) 0%, var(--white) 100%);
}
.sp-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient);
  color: var(--white);
  padding: 4px 16px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
}
.sp-icon { font-size: 40px; margin-bottom: 16px; }
.sp-name { font-size: 18px; font-weight: 700; color: var(--dark); margin-bottom: 20px; }
.sp-list {
  text-align: left;
  margin-bottom: 28px;
}
.sp-list li {
  font-size: 14px;
  color: var(--dark-3);
  padding: 7px 0;
  border-bottom: 1px solid var(--border);
}
.sp-list li:last-child { border-bottom: none; }

/* ===========================
   联系我们
   =========================== */
.contact { background: var(--bg); }

/* 返回产品中心导航条 */
.contact-back-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
  padding: 12px 18px;
  background: rgba(37,99,235,.05);
  border: 1px solid rgba(37,99,235,.15);
  border-radius: var(--radius);
  animation: ppFadeIn .3s ease;
}
.contact-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--white);
  border: 1.5px solid rgba(37,99,235,.3);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all .2s ease;
  white-space: nowrap;
  flex-shrink: 0;
}
.contact-back-btn:hover {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  transform: translateX(-2px);
}
.contact-back-btn svg {
  transition: transform .2s ease;
}
.contact-back-btn:hover svg {
  transform: translateX(-3px);
}
.contact-back-hint {
  font-size: 13px;
  color: var(--dark-3);
}
.contact-back-hint::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--primary);
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
  opacity: .6;
}


.contact-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.contact-form label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--dark-3);
  margin-bottom: 8px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { margin-bottom: 20px; }
.form-group:last-child { margin-bottom: 0; }
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  color: var(--dark);
  transition: var(--transition);
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(37,99,235,.1);
}
.contact-form textarea { resize: vertical; }
.contact-form select { cursor: pointer; }

.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.checkbox-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--dark-3);
  cursor: pointer;
  font-weight: 400 !important;
  margin-bottom: 0 !important;
}
.checkbox-item input { width: auto; }

.contact-info { display: flex; flex-direction: column; gap: 16px; }
.ci-card {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}
.ci-card:hover { box-shadow: var(--shadow); border-color: rgba(37,99,235,.3); }
.ci-icon { font-size: 28px; flex-shrink: 0; }
.ci-label { font-size: 12px; color: var(--gray); margin-bottom: 4px; font-weight: 500; }
.ci-value { font-size: 15px; font-weight: 600; color: var(--dark); line-height: 1.5; }
.ci-value a { color: var(--primary); }

.quick-links { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ql-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 700;
  transition: var(--transition);
}
.ql-phone {
  background: var(--gradient);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(37,99,235,.3);
}
.ql-phone:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(37,99,235,.45); }
.ql-email:hover { border-color: var(--primary); color: var(--primary); }
.ql-email {
  background: var(--bg);
  border: 2px solid var(--border);
  color: var(--dark);
}
.ql-email:hover { border-color: var(--primary); color: var(--primary); }

/* ===========================
   页脚
   =========================== */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,.6);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 2fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-logo {
  font-size: 20px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}
.footer-tagline {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
}
.footer-badges { display: flex; flex-direction: column; gap: 8px; }
.footer-badges span {
  font-size: 13px;
  padding: 6px 14px;
  background: rgba(255,255,255,.06);
  border-radius: 100px;
  width: fit-content;
  color: rgba(255,255,255,.8);
}

.footer-links { display: flex; gap: 40px; }
.fl-col { display: flex; flex-direction: column; gap: 10px; }
.fl-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}
.fl-col a {
  font-size: 13px;
  color: rgba(255,255,255,.5);
  transition: var(--transition);
}
.fl-col a:hover { color: var(--white); }

.footer-contact-info { display: flex; flex-direction: column; gap: 12px; }
.fci-item {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255,255,255,.6);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}
.footer-copy { font-size: 13px; }
.footer-icp a { font-size: 13px; color: rgba(255,255,255,.4); }
.footer-icp a:hover { color: rgba(255,255,255,.7); }

/* ===========================
   回到顶部
   =========================== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 46px;
  height: 46px;
  background: var(--gradient);
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 20px;
  box-shadow: 0 4px 16px rgba(37,99,235,.3);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}
.back-to-top:hover { transform: translateY(-4px); }

/* ===========================
   后台管理快捷入口（悬浮按钮）
   =========================== */
.admin-entry-btn {
  position: fixed;
  bottom: 90px;
  right: 32px;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #334155;
  color: #94a3b8;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  text-decoration: none;
  box-shadow: 0 2px 12px rgba(0,0,0,.15);
  transition: all .3s ease;
  z-index: 998;
  opacity: .5;
}
.admin-entry-btn:hover {
  opacity: 1;
  background: var(--primary);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(37,99,235,.35);
}
.admin-entry-btn .admin-entry-tooltip {
  position: absolute;
  right: 52px;
  top: 50%;
  transform: translateY(-50%);
  background: #1e293b;
  color: #fff;
  font-size: 12px;
  padding: 5px 10px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all .25s ease;
  pointer-events: none;
  font-family: 'Noto Sans SC', sans-serif;
}
.admin-entry-btn .admin-entry-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
  width: 10px;
  height: 10px;
  background: #1e293b;
}
.admin-entry-btn:hover .admin-entry-tooltip {
  opacity: 1;
  visibility: visible;
}

/* 页脚管理链接（极简风格） */
.footer-admin-link {
  color: rgba(255,255,255,.25);
  font-size: 12px;
  text-decoration: none;
  margin-left: 16px;
  transition: color .2s ease;
  letter-spacing: .5px;
}
.footer-admin-link:hover {
  color: rgba(255,255,255,.55);
}

/* ===========================
   成功提示
   =========================== */
.toast {
  position: fixed;
  top: 90px;
  right: 24px;
  padding: 14px 24px;
  background: var(--success);
  color: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  font-size: 14px;
  font-weight: 600;
  opacity: 0;
  transform: translateX(100%);
  transition: var(--transition);
  z-index: 2000;
}
.toast.show { opacity: 1; transform: translateX(0); }

/* ===========================
   响应式
   =========================== */
@media (max-width: 1024px) {
  .about-layout { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .about-highlights { padding: 26px 28px; margin-bottom: 34px; }
  .ah-num { font-size: 28px; }
  .product-layout { padding: 40px; gap: 40px; }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }

  /* 产品分类导航 - 1024px */
  .prod-category-nav { padding: 20px 22px; gap: 18px; }
  .prod-cat-group { min-width: 140px; }

  /* 模块卡片网格 - 1024px 3列 */
  .pm-grid { grid-template-columns: repeat(3, 1fr); gap: 14px; }

  /* AI核心能力 - 1024px 3列缩小 */
  .acc-grid { gap: 16px; }

  /* 自定义开发流程 - 1024px 自适应 */
  .cp-steps { flex-wrap: wrap; gap: 12px; }
  .cp-arrow { display: none; }
  .cp-step { min-width: calc(33% - 12px); }

  /* 服务流程 - 1024px 换行 */
  .service-flow { gap: 16px; }

  /* 页脚 - 1024px 紧凑 */
  .footer-grid { gap: 28px; }
  .footer-links { gap: 24px; }
}

@media (max-width: 768px) {
  :root { --nav-h: 64px; }
  .section { padding: 64px 0; }
  /* 移动端导航栏高度不同,需要更新 scroll-padding-top */
  html { scroll-padding-top: calc(var(--nav-h) + 20px); }

  /* Topbar */
  .topbar-inner { justify-content: center; font-size: 12px; }
  .topbar-contact { display: none; }

  /* Navbar */
  .nav-menu {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s ease;
    box-shadow: var(--shadow-lg);
  }
  .nav-menu.open { max-height: 600px; }
  .nav-menu > ul { flex-direction: column; gap: 4px; }
  .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-left: 2px solid var(--primary);
    border-radius: 0;
    padding: 4px 0 4px 12px;
    display: none;
    margin-top: 4px;
  }
  .has-dropdown.open .dropdown { display: block; }
  .hamburger { display: flex; }
  .nav-cta .btn-outline { display: none; }

  /* Hero */
  .hero { padding: 60px 0 80px; }
  .hero-stats { flex-wrap: wrap; padding: 20px; gap: 16px; }
  .stat-item { padding: 0 16px; }
  .stat-divider { display: none; }

  /* About — 全新排版移动端 */
  .about-layout {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 24px;
  }
  .about-layout > .about-card {
    height: auto;
  }
  .about-highlights {
    padding: 22px 12px;
    margin-bottom: 30px;
    border-radius: var(--radius);
  }
  .ah-item { padding: 0 8px; max-width: none; }
  .ah-num { font-size: 24px; }
  .ah-unit { font-size: 14px; }
  .ah-label { font-size: 11.5px; }
  .ah-divider { height: 32px; }

  .about-intro p { font-size: 14px; margin-bottom: 12px; }
  .about-tags { gap: 6px; }
  .tag { padding: 5px 12px; font-size: 12px; }

  /* Products - 768px */
  .prod-summary-bar { flex-wrap: wrap; padding: 12px 16px; gap: 6px; max-width: 100%; margin: -8px 0 28px; }
  .psb-item { padding: 0 10px; }
  .psb-text { font-size: 12px; }
  .psb-divider { height: 18px; }
  .prod-category-nav { flex-direction: column; padding: 16px 18px; gap: 14px; }
  .prod-panel-divider { margin: 8px 0; }
  .prod-cat-tabs { flex-direction: row; flex-wrap: wrap; }
  .ptab { flex: 1; min-width: 100px; padding: 9px 12px; }
  .products-tabs { flex-wrap: wrap; width: 100%; }
  .product-layout { grid-template-columns: 1fr; gap: 32px; padding: 32px 24px; }
  .prod-features { grid-template-columns: 1fr; }
  
  /* PM网格 - 768px 2列 */
  .pm-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  
  /* 产品面板右侧 - 768px 隐藏 */
  .pp-header-right { display: none; }
  .pp-header { padding: 28px; }
  
  /* AI核心能力 - 768px 1列 */
  .acc-grid { grid-template-columns: 1fr; gap: 14px; }
  .ai-awards { flex-direction: column; align-items: flex-start; gap: 10px; }
  .acs-results { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  
  /* 定制开发流程 - 768px 垂直 */
  .cp-steps { flex-direction: column; gap: 0; }
  .cp-step { max-width: 100%; padding: 14px 0; border-bottom: 1px solid var(--border-light); }
  .cp-step:last-child { border-bottom: none; }

  /* Cases */
  .cases-grid { grid-template-columns: 1fr; }
  .case-filters { gap: 8px; flex-wrap: wrap; }
  .cf { padding: 7px 14px; font-size: 13px; }
  .case-card { padding: 16px 18px; }

  /* Case modal - 768px */
  .case-modal .modal-box { width: 94vw; max-height: 88vh; margin: 0; border-radius: 14px; }

  /* News */
  .news-grid { grid-template-columns: 1fr; gap: 24px; }
  .news-featured { padding: 28px; }
  .news-title { font-size: 19px; }
  .news-item { padding: 14px 16px; }
  .news-item:hover { padding-left: 20px; }

  /* Service */
  .service-flow { flex-wrap: wrap; }
  .sf-arrow { display: none; }
  .sf-step { min-width: calc(50% - 8px); }
  .service-packages { grid-template-columns: 1fr; }

  /* Contact */
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-links { flex-wrap: wrap; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

  /* Back to top */
  .back-to-top { bottom: 20px; right: 20px; width: 40px; height: 40px; font-size: 16px; }
  .admin-entry-btn { bottom: 72px; right: 20px; width: 38px; height: 38px; }
  .admin-entry-btn .admin-entry-tooltip { display: none; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 30px; }
  .hero-desc { font-size: 14px; }
  .hero-actions { flex-direction: column; }
  .btn-large { padding: 13px 24px; }
  .section-title { font-size: 24px; }
  .section-sub { font-size: 14px; }
  .section-tag {
    font-size: 14px;
    padding: 6px 18px;
    letter-spacing: .08em;
  }

  /* About - 480px */
  .about-subtitle { font-size: 13px; margin-bottom: 24px; }
  .about-highlights { padding: 16px 8px; border-radius: var(--radius); gap: 0; }
  .ah-item { padding: 0 4px; }
  .ah-num { font-size: 20px; }
  .ah-unit { font-size: 12px; }
  .ah-label { font-size: 10px; margin-top: 2px; }
  .ah-divider { height: 24px; }
  .about-intro p { font-size: 13.5px; line-height: 1.75; margin-bottom: 10px; }
  .tag { padding: 4px 10px; font-size: 11px; }
  .acard-header { padding: 16px 18px 10px; }
  .acard-heading { font-size: 14.5px; }
  .acard-body strong { font-size: 13.5px; }
  .acard-body p { font-size: 12.5px; }
  .acard-list { padding: 0 4px 12px; }

  /* Products - 480px */
  .prod-summary-bar { flex-wrap: wrap; padding: 10px 12px; gap: 4px; }
  .psb-item { padding: 0 6px; }
  .psb-text { font-size: 11px; }
  .psb-icon { font-size: 15px; }
  .psb-divider { height: 14px; }
  .prod-category-nav { padding: 12px 14px; gap: 12px; }
  .ptab { padding: 8px 10px; min-width: 80px; }
  .ptab-name { font-size: 12.5px; }
  .ptab-desc { font-size: 10px; }
  .pm-grid { grid-template-columns: 1fr; gap: 10px; }
  .pm-card { padding: 14px 16px; }
  .pp-header { padding: 24px 18px; }
  .pp-meta { flex-direction: column; gap: 6px; }
  .pp-actions { flex-direction: column; gap: 8px; }
  .pp-actions .btn { width: 100%; text-align: center; }

  /* News - 480px */
  .news-featured { padding: 24px 20px; }
  .news-badge { top: 14px; right: 14px; font-size: 10px; padding: 3px 10px; }
  .news-title { font-size: 17px; }
  .news-excerpt { font-size: 13px; line-height: 1.7; margin-bottom: 18px; }
  .news-date { font-size: 12px; }
  .news-item { flex-direction: column; gap: 6px; padding: 14px; }
  .news-item:hover { padding-left: 18px; }
  .ni-date { min-width: auto; }
  .ni-title { font-size: 13px; }

  /* AI套件 - 480px */
  .acc-card { padding: 18px; }
  .ai-awards { padding: 16px; }
  .award-item { font-size: 13px; }
  .acs-content { padding: 16px; }
  .acs-result-item { padding: 12px; }
  .acs-result-num { font-size: 20px; }
  .custom-process { padding: 20px 0; }

  /* Cases - 480px */
  .case-filters { gap: 6px; }
  .cf { padding: 5px 10px; font-size: 12px; }
  .case-card { padding: 14px; gap: 12px; }
  .case-desc { font-size: 12.5px; }
  .industry-stats { flex-wrap: wrap; }
  .istat { min-width: 50%; padding: 16px; border-right: none; border-bottom: 1px solid rgba(255,255,255,.2); }

  /* Service - 480px */
  .sf-step { min-width: 100%; padding: 16px; }
  .sp-card { padding: 24px 20px; }

  /* Contact - 480px */
  .contact-form-wrap { padding: 0; }
  .contact-info { padding: 0; }
  .quick-links { grid-template-columns: 1fr; }

  /* Footer - 480px */
  .footer-brand { text-align: center; }
  .footer-badges { justify-content: center; }

  /* Case Modal - 480px */
  .case-modal .modal-box { width: 96vw; border-radius: 12px; }
  .modal-header { padding: 18px 16px; }
  .modal-text { font-size: 14px; }

  /* Back to top */
  .back-to-top { bottom: 16px; right: 14px; width: 36px; height: 36px; font-size: 14px; }
  .admin-entry-btn { bottom: 62px; right: 14px; width: 34px; height: 34px; }

  /* Hero scroll */
  .hero-scroll { bottom: 20px; }
  .hero-scroll span { font-size: 11px; }
}

/* ---- 产品中心快速统计条 ---- */
.prod-summary-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin: -16px auto 36px;
  padding: 14px 28px;
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  border-radius: var(--radius);
  max-width: 780px;
  box-shadow: 0 4px 20px rgba(0,0,0,.12);
}
.psb-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 18px;
}
.psb-icon { font-size: 18px; flex-shrink: 0; }
.psb-text {
  font-size: 13px;
  color: rgba(255,255,255,.7);
  white-space: nowrap;
  font-weight: 500;
}
.psb-highlight {
  color: #fff;
  font-weight: 700;
}
.psb-divider {
  width: 1px;
  height: 22px;
  background: rgba(255,255,255,.15);
  flex-shrink: 0;
}

/* ===========================
   产品中心 - 分类导航（金蝶卡片风格重构）
   =========================== */
.prod-category-nav {
  display: flex;
  gap: 28px;
  margin-bottom: 40px;
  padding: 28px 32px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 16px rgba(0,0,0,.06);
  border: 1px solid var(--border);
  flex-wrap: wrap;
  justify-content: center;
  transition: box-shadow .3s ease;
}
.prod-category-nav:hover {
  box-shadow: 0 4px 24px rgba(0,0,0,.08);
}
.prod-cat-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
  min-width: 180px;
  max-width: 260px;
}
.prod-cat-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--gray);
  padding: 0 4px 4px;
  border-bottom: 1.5px solid var(--border-light);
  text-transform: uppercase;
}
.prod-cat-tabs {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.ptab {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: none;
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
  transition: all .3s cubic-bezier(.4,0,.2,1);
  text-align: left;
  width: 100%;
  position: relative;
}
.ptab::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--border);
  flex-shrink: 0;
  transition: all .35s ease;
}
.ptab:hover {
  background: rgba(37,99,235,.06);
  transform: translateX(3px);
}
.ptab:hover::before {
  background: var(--primary-light);
  box-shadow: 0 0 10px rgba(37,99,235,.35);
}
.ptab.active {
  background: linear-gradient(135deg, rgba(37,99,235,.1) 0%, rgba(99,102,241,.06) 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.6);
}
.ptab.active::before {
  background: var(--primary);
  box-shadow: 0 0 12px rgba(37,99,235,.5);
  transform: scale(1.15);
}
.ptab-name {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--dark-2);
  transition: color .25s ease;
  line-height: 1.2;
}
.ptab.active .ptab-name { color: var(--primary); font-weight: 700; }
.ptab-desc {
  display: block;
  font-size: 11px;
  color: var(--gray-light);
  margin-top: 1px;
  font-weight: 400;
}
.ptab.active .ptab-desc { color: var(--primary); opacity: .7; }

.ptab.active .ptab-name { color: var(--primary); }
.ptab-desc {
  font-size: 12px;
  color: var(--gray);
  margin-top: 1px;
}
.ptab.active .ptab-desc { color: var(--primary-dark); }


/* ===========================
   产品面板 - 通用结构
   =========================== */
/* ---- 产品区背景装饰 ---- */
#products.section-gray {
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 50%, #eef2ff 100%);
  position: relative;
}
#products.section-gray::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 280px;
  background: radial-gradient(ellipse at 30% 0%, rgba(37,99,235,.04) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 0%, rgba(124,58,237,.03) 0%, transparent 60%);
  pointer-events: none;
}

/* ---- 面板之间的装饰分隔线 ---- */
.prod-panel-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 12px 0;
  padding: 6px 0;
  position: relative;
  z-index: 1;
}
.prod-panel-divider::before {
  content: '';
  position: absolute;
  left: 10%; right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(37,99,235,.12), rgba(37,99,235,.2), rgba(37,99,235,.12), transparent);
}
.pd-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(37,99,235,.18);
  flex-shrink: 0;
  z-index: 1;
  transition: all .3s ease;
}
.prod-panel-divider:hover .pd-dot {
  background: rgba(37,99,235,.4);
  transform: scale(1.4);
}
.prod-panel-divider:hover .pd-dot:nth-child(2) {
  transition-delay: .05s;
}
.prod-panel-divider:hover .pd-dot:nth-child(3) {
  transition-delay: .1s;
}

.product-panel {
  display: block;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s cubic-bezier(.2,.9,.3,1);
}
.product-panel.pp-visible {
  opacity: 1;
  transform: translateY(0);
}
.product-panel:last-child { margin-bottom: 0; }

@keyframes ppFadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* 面板 header — 参考金蝶官网产品卡片风格 */
.pp-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
  padding: 44px 48px;
  border-radius: var(--radius-lg);
  margin-bottom: 28px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0,0,0,.06);
  border: 1px solid rgba(0,0,0,.04);
  transition: box-shadow .35s ease;
}
.pp-header:hover {
  box-shadow: 0 8px 36px rgba(0,0,0,.08);
}
/* 顶部彩色装饰条 */
.pp-header::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.pp-header.pp-blue::after { background: linear-gradient(90deg, #2563eb, #7c3aed); }
.pp-header.pp-red::after { background: linear-gradient(90deg, #dc2626, #f59e0b); }
.pp-header.pp-green::after { background: linear-gradient(90deg, #059669, #10b981); }
.pp-header.pp-cyan::after { background: linear-gradient(90deg, #0891b2, #06b6d4); }
.pp-header.pp-purple::after { background: linear-gradient(90deg, #7c3aed, #a78bfa); }
.pp-header.pp-ai-glow::after { background: linear-gradient(90deg, #7c3aed, #2563eb, #06b6d4); }
.pp-header.pp-orange::after { background: linear-gradient(90deg, #ea580c, #f59e0b); }
.pp-header.pp-dark::after { background: linear-gradient(90deg, #1e293b, #475569); }
/* 装饰背景光晕 */
.pp-header::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 280px; height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.18) 0%, transparent 70%);
  pointer-events: none;
}


.pp-header-left { max-width: 580px; }
.pp-header h3 {
  font-size: 32px;
  font-weight: 800;
  color: var(--dark);
  margin: 10px 0 14px;
  letter-spacing: -.5px;
  line-height: 1.2;
}
/* 产品图标 + 徽章（金蝶风格卡片头部） */
.prod-badge-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
  transition: gap .3s ease;
}
.pp-header:hover .prod-badge-wrap {
  gap: 14px;
}
.prod-icon {
  width: 48px; height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  background: var(--white);
  border-radius: 14px;
  box-shadow: 0 3px 12px rgba(0,0,0,.1);
  flex-shrink: 0;
  transition: transform .3s ease, box-shadow .3s ease;
}
.pp-header:hover .prod-icon {
  transform: scale(1.08);
  box-shadow: 0 6px 20px rgba(0,0,0,.13);
}
.prod-badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .02em;
}
.prod-lead {
  font-size: 15px;
  line-height: 1.8;
  color: var(--dark-3);
  margin-bottom: 18px;
  max-width: 520px;
}
.pp-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.pp-target-tag, .pp-user-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  transition: all .25s ease;
}
.pp-target-tag {
  background: rgba(37,99,235,.1);
  color: var(--primary);
  border: 1px solid rgba(37,99,235,.15);
}
.pp-user-tag {
  background: rgba(16,185,129,.08);
  color: #059669;
  border: 1px solid rgba(16,185,129,.15);
}

.pp-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

/* 了解更多 Ghost 按钮 */
.btn.btn-ghost {
  background: transparent;
  border: 1.5px solid rgba(37,99,235,.25);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all .25s ease;
  letter-spacing: .02em;
  white-space: nowrap;
}
.btn.btn-ghost:hover {
  background: rgba(37,99,235,.08);
  border-color: var(--primary);
  transform: translateX(3px);
  box-shadow: 0 2px 12px rgba(37,99,235,.12);
}


/* header 右侧统计 — 更精致的数字卡片 */
.prod-stats-grid {
  display: flex;
  gap: 10px;
  min-width: 200px;
}
.psg-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 20px 16px;
  min-width: 0;
  flex: 1;
  background: rgba(255,255,255,.8);
  backdrop-filter: blur(12px);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px rgba(0,0,0,.06);
  text-align: center;
  transition: all .3s ease;
  border: 1px solid rgba(255,255,255,.5);
}
.psg-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,.1);
  background: rgba(255,255,255,.95);
}
.psg-num {
  font-size: 22px;
  font-weight: 800;
  color: var(--dark);
  white-space: nowrap;
}
.psg-label {
  font-size: 11px;
  color: var(--gray);
}

/* header 颜色主题 — 金蝶官网风格优化 */
.pp-blue   { background: linear-gradient(135deg, #eef2ff 0%, #dbeafe 40%, #e0e7ff 100%); }
.pp-purple { background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 40%, #eef2ff 100%); }
.pp-dark   { background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%); }
.pp-dark .pp-header-left h3  { color: var(--white); }
.pp-dark .prod-lead           { color: rgba(255,255,255,.75); }
.pp-dark .pp-target-tag       { background: rgba(255,255,255,.12); color: #93c5fd; }
.pp-dark .pp-user-tag         { background: rgba(16,185,129,.2); color: #6ee7b7; }
.pp-dark .psg-item            { background: rgba(255,255,255,.1); }
.pp-dark .psg-num             { color: var(--white); }
.pp-dark .psg-label           { color: rgba(255,255,255,.6); }
.pp-dark .prod-badge          { background: rgba(255,255,255,.15); color: #93c5fd; }
.pp-dark .btn.btn-ghost       { border-color: rgba(255,255,255,.3); color: #93c5fd; }
.pp-dark .btn.btn-ghost:hover { background: rgba(255,255,255,.1); border-color: #93c5fd; }

.pp-red    { background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 40%, #fff1f2 100%); }
.pp-green  { background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 40%, #ecfdf5 100%); }
.pp-orange { background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 40%, #fefce8 100%); }
.pp-teal   { background: linear-gradient(135deg, #f0fdfa 0%, #ccfbf1 40%, #f0fdfa 100%); }

/* ===========================
   AI星空套件专属样式 — 渐变发光效果
   =========================== */
.pp-ai-glow {
  background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
  position: relative;
  overflow: hidden;
}
.pp-ai-glow::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 40%, rgba(139,92,246,.15) 0%, transparent 60%),
              radial-gradient(circle at 70% 70%, rgba(59,130,246,.12) 0%, transparent 50%);
  animation: aiGlowPulse 8s ease-in-out infinite alternate;
  pointer-events: none;
}
@keyframes aiGlowPulse {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(3%, -3%) scale(1.05); }
}
.pp-ai-glow .pp-header-left h3 {
  color: var(--white);
  position: relative;
  z-index: 1;
}
.pp-ai-glow .prod-lead {
  color: rgba(255,255,255,.8);
  position: relative;
  z-index: 1;
}
.pp-ai-glow .pp-target-tag {
  background: rgba(139,92,246,.25);
  color: #c4b5fd;
  position: relative;
  z-index: 1;
}
.pp-ai-glow .pp-user-tag {
  background: rgba(59,130,246,.22);
  color: #93c5fd;
  position: relative;
  z-index: 1;
}
.pp-ai-glow .psg-item {
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(4px);
}
.pp-ai-glow .psg-num { color: var(--white); }
.pp-ai-glow .psg-label { color: rgba(255,255,255,.65); }
.pp-ai-glow .btn.btn-ghost       { border-color: rgba(167,139,250,.45); color: #c4b5fd; position: relative; z-index: 1; }
.pp-ai-glow .btn.btn-ghost:hover { background: rgba(139,92,246,.2); border-color: #c4b5fd; }


/* AI套件徽章 */
.prod-badge.aisuite {
  background: linear-gradient(90deg, rgba(139,92,246,.25), rgba(59,130,246,.25));
  color: #e0e7ff;
  border: 1px solid rgba(167,139,250,.35);
}

/* AI核心能力区域 */
.ai-core-capabilities {
  margin-top: 28px;
  padding: 32px 36px;
  background: linear-gradient(135deg, #faf5ff 0%, #ede9fe 50%, #eef2ff 100%);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(139,92,246,.18);
}
.acc-title {
  font-size: 18px;
  font-weight: 800;
  color: #6d28d9;
  margin-bottom: 20px;
  text-align: center;
}
.acc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.acc-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  border: 1.5px solid rgba(139,92,246,.15);
  transition: all .3s ease;
}
.acc-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(109,40,217,.15);
  border-color: rgba(139,92,246,.35);
}
.acc-icon { font-size: 32px; margin-bottom: 10px; }
.acc-name {
  font-size: 15px;
  font-weight: 700;
  color: #5b21b6;
  margin-bottom: 6px;
}
.acc-desc {
  font-size: 13px;
  color: #6b7280;
  line-height: 1.6;
}

/* AI市场认证 */
.ai-awards {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.award-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: linear-gradient(135deg, #fefce8 0%, #fef9c3 100%);
  border-radius: 999px;
  font-size: 13px;
  color: #854d0e;
  border: 1px solid rgba(234,179,8,.25);
}
.award-badge {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: white;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .5px;
}
.award-item strong { color: #b45309; }

/* AI套件可视化 */
.ai-suite-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 220px;
}
.asv-center {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, #8b5cf6, #3b82f6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  color: white;
  text-align: center;
  line-height: 1.3;
  box-shadow: 0 0 40px rgba(139,92,246,.4), 0 0 80px rgba(59,130,246,.2);
  animation: aiCenterPulse 3s ease-in-out infinite alternate;
  z-index: 2;
  position: relative;
}
@keyframes aiCenterPulse {
  0% { box-shadow: 0 0 40px rgba(139,92,246,.4), 0 0 80px rgba(59,130,246,.2); }
  100% { box-shadow: 0 0 60px rgba(139,92,246,.55), 0 0 120px rgba(59,130,246,.35); }
}
.asv-ring {
  position: absolute;
  width: 180px;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: aiRingRotate 30s linear infinite;
}
@keyframes aiRingRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.asv-ring span {
  position: absolute;
  font-size: 11px;
  font-weight: 600;
  color: rgba(255,255,255,.85);
  background: rgba(99,102,241,.35);
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
  backdrop-filter: blur(4px);
}
.asv-ring span:nth-child(1) { top: 0; left: 50%; transform: translateX(-50%); }
.asv-ring span:nth-child(2) { right: 0; top: 50%; transform: translateY(-50%); }
.asv-ring span:nth-child(3) { bottom: 0; left: 50%; transform: translateX(-50%); }
.asv-ring span:nth-child(4) { left: 0; top: 50%; transform: translateY(-50%); }
.asv-ring span:nth-child(5) { top: 18%; right: 12%; }
.asv-ring span:nth-child(6) { bottom: 18%; left: 12%; }

/* AI案例展示 */
.ai-case-showcase {
  margin-top: 28px;
  padding: 28px 36px;
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(16,185,129,.2);
}
.acs-title {
  font-size: 17px;
  font-weight: 800;
  color: #065f46;
  margin-bottom: 18px;
  text-align: center;
}
.acs-results {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-bottom: 16px;
}
.acs-result-item {
  text-align: center;
}
.acs-result-num {
  font-size: 32px;
  font-weight: 900;
  background: linear-gradient(135deg, #059669, #10b981);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
}
.acs-result-label {
  font-size: 12px;
  color: #047857;
  margin-top: 2px;
}
.acs-desc {
  text-align: center;
  font-size: 14px;
  color: #374151;
  line-height: 1.6;
}

/* ===========================
   功能模块卡片网格 — 参考jdy.com B2B卡片风格
   =========================== */
.pp-modules {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  box-shadow: 0 2px 12px rgba(0,0,0,.04);
  border: 1px solid var(--border);
  transition: box-shadow .3s ease;
}
.pp-modules:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,.06);
}
.pp-modules-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}
.pp-modules-title::before {
  content: '';
  width: 4px; height: 18px;
  background: var(--gradient);
  border-radius: 2px;
  flex-shrink: 0;
}
.pm-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 16px;
}
.pm-card {
  padding: 24px 22px;
  border-radius: var(--radius);
  border: 1.5px solid var(--border);
  transition: all .35s cubic-bezier(.4,0,.2,1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  background: var(--white);
}
.pm-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  border-radius: 4px 0 0 4px;
  opacity: 0;
  transition: opacity .35s ease;
}
.pm-card:hover::before {
  opacity: 1;
}
.pm-card:hover {
  border-color: var(--primary-light);
  box-shadow: 0 8px 28px rgba(37,99,235,.12);
  transform: translateY(-4px);
}
.pm-card:active {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37,99,235,.08);
}
.pm-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,.08);
  border-color: transparent;
}
.pm-icon {
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  background: linear-gradient(135deg, rgba(37,99,235,.08), rgba(59,130,246,.04));
  border-radius: 12px;
  margin-bottom: 14px;
  transition: all .3s ease;
}
.pm-card:hover .pm-icon {
  background: linear-gradient(135deg, rgba(37,99,235,.14), rgba(59,130,246,.08));
  transform: scale(1.05);
}
.pm-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}
.pm-desc {
  font-size: 13px;
  color: var(--dark-3);
  line-height: 1.7;
}

/* 模块卡片颜色 */
.pm-blue::before   { background: var(--primary); }
.pm-blue:hover     { border-color: var(--primary); background: rgba(37,99,235,.03); }
.pm-purple::before { background: #7c3aed; }
.pm-purple:hover   { border-color: #7c3aed; background: rgba(124,58,237,.03); }
.pm-dark::before   { background: #334155; }
.pm-dark:hover     { border-color: #334155; background: rgba(51,65,85,.03); }
.pm-red::before    { background: #dc2626; }
.pm-red:hover      { border-color: #dc2626; background: rgba(220,38,38,.03); }
.pm-green::before  { background: #059669; }
.pm-green:hover    { border-color: #059669; background: rgba(5,150,105,.03); }
.pm-orange::before { background: #d97706; }
.pm-orange:hover   { border-color: #d97706; background: rgba(217,119,6,.03); }
.pm-teal::before   { background: #0d9488; }
.pm-teal:hover     { border-color: #0d9488; background: rgba(13,148,136,.03); }

/* 可点击卡片：鼠标指针 + 查看详情提示 */
.pm-card.pm-clickable {
  cursor: pointer;
}
.pm-card.pm-clickable .pm-name::after {
  content: ' 查看详情 →';
  font-size: 11px;
  font-weight: 400;
  color: #999;
  margin-left: 6px;
  opacity: 0;
  transition: opacity .25s ease;
}
.pm-card.pm-clickable:hover .pm-name::after {
  opacity: 1;
}

/* ===========================
   产品功能详情弹窗
   =========================== */
.pmd-overlay {
  position: fixed; inset: 0;
  z-index: 10000;
  background: rgba(15,23,42,.55);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: all .3s ease;
}
.pmd-overlay.open { opacity: 1; visibility: visible; }

.pmd-modal {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%) scale(.92);
  z-index: 10001;
  width: min(720px, 92vw);
  max-height: 85vh;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 24px 80px rgba(0,0,0,.2);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transition: all .35s cubic-bezier(.2,.9,.3,1);
}
.pmd-modal.open {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%,-50%) scale(1);
}

/* 弹窗头部 - 动态颜色主题 */
.pmd-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 28px;
  color: #fff;
  flex-shrink: 0;
}
.pmd-header-left {
  display: flex; align-items: center; gap: 14px;
}
.pmd-icon-lg {
  font-size: 36px;
  line-height: 1;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,.15));
}
.pmd-header h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 4px 0;
  text-shadow: 0 1px 3px rgba(0,0,0,.15);
}
.pmd-product-tag {
  display: inline-block;
  font-size: 12px;
  padding: 2px 10px;
  background: rgba(255,255,255,.18);
  border-radius: 20px;
  backdrop-filter: blur(4px);
}
.pmd-close-btn {
  width: 36px; height: 36px;
  border: none; border-radius: 50%;
  background: rgba(255,255,255,.18);
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s;
  flex-shrink: 0;
}
.pmd-close-btn:hover { background: rgba(255,255,255,.32); }

/* 弹窗内容区 */
.pmd-body {
  padding: 28px 30px;
  overflow-y: auto;
  flex: 1;
}
.pmd-section {
  margin-bottom: 24px;
}
.pmd-section:last-child { margin-bottom: 0; }
.pmd-section h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-light);
}

/* 简介 */
.pmd-intro p {
  font-size: 14px;
  color: var(--dark-2);
  line-height: 1.85;
  margin: 0;
}

/* 核心功能列表 */
.pmd-feature-list {
  list-style: none; padding: 0; margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 10px;
}
.pmd-feature-list li {
  display: flex; align-items: flex-start; gap: 9px;
  font-size: 13.5px;
  color: var(--dark-2);
  line-height: 1.65;
  padding: 8px 12px;
  background: var(--bg-gray);
  border-radius: 8px;
  transition: background .2s;
}
.pmd-feature-list li:hover { background: var(--border-light); }
.pmd-feature-list li::before {
  content: '✓';
  color: var(--primary);
  font-weight: 700;
  font-size: 13px;
  flex-shrink: 0;
  margin-top: 1px;
}

/* 适用场景标签 */
.pmd-scenes {
  display: flex; flex-wrap: wrap; gap: 8px;
}
.pmd-scene-tag {
  display: inline-block;
  padding: 7px 16px;
  font-size: 13px;
  color: var(--dark-2);
  background: var(--bg-gray);
  border: 1px solid var(--border-light);
  border-radius: 24px;
  transition: all .2s;
}
.pmd-scene-tag:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(26,86,219,.04);
}

/* 亮点特性 */
.pmd-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}
.pmd-highlight-item {
  padding: 16px;
  background: linear-gradient(135deg, var(--bg-gray) 0%, transparent 100%);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  text-align: center;
  transition: transform .2s;
}
.pmd-highlight-item:hover {
  transform: translateY(-2px);
}
.pmd-hl-icon { font-size: 26px; margin-bottom: 8px; }
.pmd-hl-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--dark);
  line-height: 1.5;
}

/* 弹窗底部 CTA */
.pmd-footer {
  padding: 18px 28px;
  border-top: 1px solid var(--border-light);
  background: var(--bg-gray);
  text-align: center;
  flex-shrink: 0;
}
.pmd-footer .btn-primary {
  padding: 12px 40px;
  font-size: 15px;
}

/* 响应式：模块弹窗 */
@media(max-width: 600px) {
  .pmd-modal { width: 94vw; max-height: 90vh; border-radius: 12px; }
  .pmd-header { padding: 18px 20px; }
  .pmd-body { padding: 20px; }
  .pmd-feature-list { grid-template-columns: 1fr; }
  .pmd-highlights { grid-template-columns: 1fr 1fr; }
  .pmd-icon-lg { font-size: 30px; }
}

/* ===========================
   产品总览详情弹窗（产品级）
   =========================== */
.ppd-overlay {
  position: fixed; inset: 0;
  z-index: 10002;
  background: rgba(15,23,42,.55);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: all .3s ease;
}
.ppd-overlay.open { opacity: 1; visibility: visible; }

.ppd-modal {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%) scale(.92);
  z-index: 10003;
  width: min(800px, 94vw);
  max-height: 88vh;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 24px 80px rgba(0,0,0,.22);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transition: all .35s cubic-bezier(.2,.9,.3,1);
}
.ppd-modal.open {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%,-50%) scale(1);
}

/* 产品弹窗头部 - 大幅渐变区域 */
.ppd-header {
  padding: 36px 32px 28px;
  color: #fff;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}
.ppd-header::after {
  content: '';
  position: absolute; bottom: -1px; left: 0; right: 0;
  height: 40px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,.08));
  pointer-events: none;
}
.ppd-header-inner { position: relative; z-index: 1; }
.ppd-badge-lg {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 5px 14px;
  background: rgba(255,255,255,.18);
  border-radius: 20px;
  backdrop-filter: blur(4px);
  margin-bottom: 14px;
}
.ppd-header h2 {
  font-size: 26px;
  font-weight: 800;
  margin: 0 0 10px 0;
  text-shadow: 0 2px 8px rgba(0,0,0,.2);
  line-height: 1.2;
}
.ppd-slogan {
  font-size: 15px;
  opacity: .9;
  margin: 0;
  line-height: 1.6;
  max-width: 90%;
}

/* 产品弹窗内容区 */
.ppd-body {
  padding: 28px 32px;
  overflow-y: auto;
  flex: 1;
}

.ppd-section {
  margin-bottom: 26px;
}
.ppd-section:last-child { margin-bottom: 0; }
.ppd-section h4 {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 13px;
  padding-bottom: 9px;
  border-bottom: 2px solid var(--border-light);
}
.ppd-text {
  font-size: 14.5px;
  color: var(--dark-2);
  line-height: 1.9;
  margin: 0;
}

/* 核心优势 - 卡片列表 */
.ppd-advantages {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}
.ppd-adv-item {
  display: flex; align-items: flex-start; gap: 11px;
  padding: 16px;
  background: var(--bg-gray);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  transition: transform .2s, box-shadow .2s;
}
.ppd-adv-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,.07);
}
.ppd-adv-icon { font-size: 24px; flex-shrink: 0; margin-top: 1px; }
.ppd-adv-text {
  font-size: 13.5px;
  color: var(--dark-2);
  line-height: 1.55;
  font-weight: 500;
}

/* 版本/套餐对比表 */
.ppd-packages {
  display: flex; flex-direction: column; gap: 8px;
}
.ppd-pkg-row {
  display: grid;
  grid-template-columns: 140px 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  background: var(--bg-gray);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  transition: border-color .2s;
}
.ppd-pkg-row:hover { border-color: var(--primary); }
.ppd-pkg-name {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--dark);
}
.ppd-pkg-desc {
  font-size: 13px;
  color: var(--dark-3);
  line-height: 1.5;
}
.ppd-pkg-price {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
}

/* 功能模块一览网格 */
.ppd-modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
}
.ppd-mod-chip {
  display: inline-flex;
  align-items: center; gap: 7px;
  padding: 10px 14px;
  background: var(--bg-gray);
  border: 1.5px solid var(--border-light);
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--dark-2);
  cursor: default;
  transition: all .2s;
}
.ppd-mod-chip:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(26,86,219,.04);
  transform: translateY(-1px);
}
.ppd-mod-chip .ppd-mod-icon { font-size: 17px; }

/* 客户案例 */
.ppd-cases {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}
.ppd-case-item {
  padding: 16px;
  background: var(--bg-gray);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  text-align: center;
  transition: transform .2s;
}
.ppd-case-item:hover { transform: translateY(-2px); }
.ppd-case-icon { font-size: 28px; margin-bottom: 8px; }
.ppd-case-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}
.ppd-case-industry {
  font-size: 12px;
  color: var(--dark-3);
}

/* Tab按钮可点击样式 */
.ptab-clickable {
  position: relative;
  cursor: pointer;
}
.ptab-clickable .ptab-desc::after {
  content: ' 详情 ↗';
  font-size: 10px;
  color: #aaa;
  opacity: 0;
  transition: opacity .25s ease;
  margin-left: 3px;
}
.ptab-clickable:hover .ptab-desc::after {
  opacity: 1;
}

/* 产品弹窗响应式 */
@media(max-width: 650px) {
  .ppd-modal { width: 96vw; max-height: 91vh; border-radius: 14px; }
  .ppd-header { padding: 28px 22px 22px; }
  .ppd-body { padding: 22px; }
  .ppd-header h2 { font-size: 22px; }
  .ppd-advantages { grid-template-columns: 1fr; }
  .ppd-modules-grid { grid-template-columns: repeat(2, 1fr); }
  .ppd-cases { grid-template-columns: repeat(2, 1fr); }
  .ppd-pkg-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .ppd-pkg-price { justify-self: start; }
}

/* ===========================
   云进销存 - 流程可视化
   =========================== */
.jxc-flow-visual {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,.7);
  padding: 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.jfv-node {
  text-align: center;
  padding: 16px 20px;
  background: var(--white);
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 700;
  color: var(--dark);
  box-shadow: 0 2px 8px rgba(0,0,0,.08);
  line-height: 1.5;
}
.jfv-center { background: var(--gradient); color: var(--white); }
.jfv-arrow { font-size: 20px; color: var(--gray-light); font-weight: 900; }

/* ===========================
   苍穹 - AI节点可视化
   =========================== */
.ai-nodes-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  min-width: 180px;
}
.anv-center {
  width: 80px; height: 80px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  color: var(--white);
  text-align: center;
  box-shadow: 0 4px 20px rgba(26,86,219,.4);
  line-height: 1.3;
}
.anv-ring {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}
.anv-ring span {
  padding: 6px 14px;
  background: rgba(255,255,255,.15);
  color: #93c5fd;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,.2);
}

/* ===========================
   定制开发 - 开发流程
   =========================== */
.custom-process {
  margin-top: 32px;
  padding-top: 28px;
  border-top: 2px solid var(--border);
}
.cp-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 20px;
}
.cp-steps {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  flex-wrap: wrap;
}
.cp-step {
  flex: 1;
  min-width: 120px;
  text-align: center;
  padding: 18px 12px;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.cp-num {
  font-size: 11px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: .08em;
  margin-bottom: 6px;
}
.cp-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 5px;
}
.cp-desc {
  font-size: 11px;
  color: var(--gray);
  line-height: 1.6;
}
.cp-arrow {
  font-size: 20px;
  color: var(--gray-light);
  font-weight: 700;
  padding-top: 28px;
  flex-shrink: 0;
}

/* 响应式 */
@media (max-width: 900px) {
  .prod-category-nav { flex-direction: column; gap: 20px; }
  .prod-cat-group { min-width: unset; }
  .prod-cat-tabs { flex-direction: row; flex-wrap: wrap; }
  .ptab { flex-direction: row; align-items: center; width: auto; }
  .pp-header { grid-template-columns: 1fr; gap: 24px; padding: 28px 24px; }
  .pp-header-right { display: none; }
  .pm-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
}
@media (max-width: 600px) {
  .pm-grid { grid-template-columns: 1fr 1fr; }
  .pp-modules { padding: 24px 20px; }
  .cp-steps { flex-direction: column; }
  .cp-arrow { display: none; }
}

/* ===========================
   精斗云系列产品（保留旧样式兼容）
   =========================== */
.prod-badge.jingdou { background: rgba(239,68,68,.1); color: #dc2626; }
.prod-badge.kuaiji  { background: rgba(16,185,129,.1); color: #059669; }
.prod-badge.jxc     { background: rgba(245,158,11,.1); color: #b45309; }

.visual-jingdou { background: linear-gradient(135deg, #fef2f2, #fee2e2); }
.visual-kuaiji  { background: linear-gradient(135deg, #ecfdf5, #d1fae5); }
.visual-jxc     { background: linear-gradient(135deg, #fffbeb, #fef3c7); }

.chart-bar.jingdou-bar { background: linear-gradient(to top, #dc2626, #f87171); }

/* 云会计 - 凭证表格 */
.kuaiji-table { width: 100%; }
.kt-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  padding: 7px 10px;
  font-size: 12px;
  border-bottom: 1px solid var(--border);
}
.kt-row.kt-header {
  background: rgba(26,86,219,.06);
  font-weight: 700;
  color: var(--dark-3);
  font-size: 11px;
}
.kt-row .green { color: var(--success); font-weight: 700; }
.kt-row .red   { color: var(--danger); font-weight: 700; }

/* 云进销存 - 流程图 */
.jxc-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
  padding: 16px;
}
.jxc-node {
  padding: 14px 18px;
  background: var(--white);
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 700;
  color: var(--dark);
  box-shadow: var(--shadow);
  text-align: center;
}
.jxc-center { background: var(--gradient); color: var(--white); }
.jxc-arrow { font-size: 18px; color: var(--gray-light); font-weight: 700; }
.jxc-stats { padding: 0; }

/* Tab 分隔线 */
.ptab-divider {
  width: 1px;
  height: 24px;
  background: var(--border);
  margin: 0 4px;
  align-self: center;
}
.ptab-small {
  padding: 10px 16px;
  font-size: 13px;
}

/* 导航下拉分割线 */
.dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 6px 8px;
}

/* ===========================
   案例卡片 - 可点击样式
   =========================== */
.case-card {
  cursor: pointer;
  position: relative;
}
.case-arrow {
  position: absolute;
  bottom: 16px;
  right: 16px;
  width: 28px;
  height: 28px;
  background: rgba(37,99,235,.07);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  transition: var(--transition);
}
.case-card:hover .case-arrow {
  background: var(--gradient);
  color: var(--white);
  transform: translateX(3px);
}

/* ===========================
   案例详情弹窗
   =========================== */
.case-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease, visibility .3s ease;
}
.case-modal.open {
  opacity: 1;
  visibility: visible;
}
.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15,23,42,.65);
  backdrop-filter: blur(4px);
  cursor: pointer;
}
.modal-box {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 600px;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 24px 80px rgba(0,0,0,.25);
  transform: translateY(24px) scale(.96);
  transition: transform .35s cubic-bezier(.34,1.56,.64,1);
}
.case-modal.open .modal-box {
  transform: translateY(0) scale(1);
}
.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  background: var(--bg);
  border: none;
  border-radius: 50%;
  font-size: 14px;
  color: var(--gray);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.modal-close:hover { background: var(--border); color: var(--dark); }

.modal-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}
.modal-icon { font-size: 48px; }
.modal-name { font-size: 24px; font-weight: 800; color: var(--dark); }
.modal-industry-tag {
  display: inline-block;
  padding: 3px 12px;
  background: rgba(26,86,219,.08);
  color: var(--primary);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  margin-top: 4px;
}
.modal-prod-tag {
  display: inline-block;
  padding: 5px 14px;
  background: var(--gradient);
  color: var(--white);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 24px;
}
.modal-section-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 8px;
  margin-top: 20px;
}
.modal-text {
  font-size: 14px;
  color: var(--dark-3);
  line-height: 1.8;
}
.modal-results { margin-top: 24px; margin-bottom: 28px; }
.modal-result-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 12px;
}
.modal-result-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.modal-result-item {
  text-align: center;
  padding: 16px 10px;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.mri-num { font-size: 22px; font-weight: 800; color: var(--primary); margin-bottom: 4px; }
.mri-label { font-size: 11px; color: var(--gray); }
.modal-cta { margin-top: 4px; }

@media (max-width: 600px) {
  .modal-box { padding: 28px 20px; }
  .modal-result-grid { grid-template-columns: repeat(3, 1fr); }
  .mri-num { font-size: 18px; }
}

/* ===========================
   新闻详情弹窗（复用 case-modal 结构）
   =========================== */
#newsModal .modal-icon { font-size: 42px; }
#newsModal .modal-name { font-size: 22px; }
#newsModal .modal-prod-tag { 
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  margin-bottom: 20px;
}
#newsModal .modal-text p {
  margin-bottom: 14px;
  line-height: 1.85;
}
#newsModal .modal-text p:last-child { margin-bottom: 0; }
#newsModal .modal-text strong { color: var(--dark); font-weight: 700; }
#newsModal .modal-text em { font-style: italic; }
#newsModal .modal-text blockquote {
  border-left: 3px solid var(--primary-light);
  margin: 14px 0;
  padding: 10px 18px;
  background: var(--bg);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--dark-2);
}
#newsModal .modal-text ul, #newsModal .modal-text ol {
  margin: 10px 0;
  padding-left: 22px;
}
#newsModal .modal-text li { margin-bottom: 4px; }
#newsModal .modal-text h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--dark);
  margin: 20px 0 10px;
}
#newsModal .modal-text img {
  max-width: 100%;
  border-radius: var(--radius);
  margin: 14px 0;
}

/* ===========================
   在线咨询悬浮组件
   =========================== */

/* -- 容器定位 -- */
.consult-widget {
  position: fixed;
  z-index: 9999;
  bottom: 28px;
  right: 24px;
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* -- 悬浮触发按钮（圆形）-- */
.cw-trigger {
  position: relative;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,99,235,.35), 0 2px 8px rgba(0,0,0,.1);
  transition: all .3s cubic-bezier(.4,0,.2,1);
  user-select: none;
}
.cw-trigger:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(37,99,235,.45), 0 2px 12px rgba(0,0,0,.15);
}
.cw-trigger:active { transform: scale(.95); }

/* 展开状态 */
.consult-widget.open .cw-trigger {
  width: 40px; height: 40px;
  border-radius: 10px;
  bottom: auto;
  position: absolute;
  right: 0; top: 16px;
  background: rgba(255,255,255,.15);
  backdrop-filter: blur(8px);
  box-shadow: none;
}
.consult-widget.open .cw-trigger:hover {
  transform: scale(1);
  box-shadow: none;
  background: rgba(255,255,255,.22);
}

/* 按钮图标 */
.cw-icon { font-size: 26px; transition: opacity .25s; }
.cw-text {
  display: none;
  font-size: 13px; font-weight: 700;
  letter-spacing: .15em; line-height: 1.2;
  text-align: center;
}
.consult-widget.open .cw-icon,
.consult-widget.open .cw-text { display: block !important; }
.consult-widget.open .cw-icon { display: none !important; }

/* 未读角标 */
.cw-badge {
  position: absolute; top: -2px; right: -2px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #ef4444;
  color: #fff;
  font-size: 11px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  animation: cwBadgePulse 2s ease infinite;
}
@keyframes cwBadgePulse {
  0%,100% { transform: scale(1); }
  50%      { transform: scale(1.15); }
}
.consult-widget.open .cw-badge { display: none; }

/* 关闭按钮 */
.cw-close {
  position: absolute; width: 20px; height: 20px;
  display: none; color: #fff;
}
.consult-widget.open .cw-close { display: block; }

/* -- 面板 -- */
.cw-panel {
  position: absolute;
  bottom: 72px; right: 0;
  width: 360px; max-height: 520px;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 12px 48px rgba(0,0,0,.14), 0 4px 16px rgba(0,0,0,.08);
  overflow: hidden;
  display: flex; flex-direction: column;
  transform-origin: bottom right;
  transform: scale(0) translateY(20px); opacity: 0;
  pointer-events: none;
  transition: all .35s cubic-bezier(.34,1.56,.64,1);
}
.consult-widget.open .cw-panel {
  transform: scale(1) translateY(0);
  opacity: 1; pointer-events: auto;
}

/* 面板头部 */
.cw-header {
  padding: 16px 20px 12px;
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #fff; flex-shrink: 0;
}
.cw-header-info { display: flex; gap: 12px; align-items: center; }
.cw-avatar {
  width: 42px; height: 42px; min-width: 42px; border-radius: 50%;
  background: rgba(255,255,255,.18);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.cw-header-text strong { display: block; font-size: 15px; }
.cw-status { font-size: 12px; opacity: .85; display: flex; align-items: center; gap: 5px; margin-top: 2px; }
.cw-status i {
  width: 7px; height: 7px; border-radius: 50%;
  background: #4ade80;
  animation: cwOnlineBlink 2s ease infinite;
}
@keyframes cwOnlineBlink { 0%,100%{opacity:1} 50%{opacity:.3} }
.cw-minimize {
  position: absolute; top: 12px; right: 14px;
  width: 26px; height: 26px; border: none;
  background: rgba(255,255,255,.15); color: #fff;
  border-radius: 6px; font-size: 20px; cursor: pointer;
  line-height: 1; display: flex; align-items: center; justify-content: center;
}
.cw-minimize:hover { background: rgba(255,255,255,.28); }

/* 标签页 */
.cw-tabs {
  display: flex; border-bottom: 1px solid #f1f5f9;
  flex-shrink: 0; background: #fafbfc;
}
.cw-tab {
  flex: 1; padding: 11px 0; border: none; background: none;
  font-size: 13.5px; font-weight: 600; color: var(--gray);
  cursor: pointer; position: relative; transition: color .25s ease;
}
.cw-tab.active { color: var(--primary); }
.cw-tab.active::after {
  content: '';
  position: absolute; bottom: 0; left: 20%; right: 20%;
  height: 2.5px; border-radius: 3px; background: var(--primary);
}

/* Tab内容 */
.cw-body {
  display: none; flex: 1; overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin; scrollbar-color: #e2e8f0 transparent;
}
.cw-body::-webkit-scrollbar { width: 4px; }
.cw-body::-webkit-scrollbar-track { background: transparent; }
.cw-body::-webkit-scrollbar-thumb { background: #e2e8f0; border-radius: 4px; }
.cw-tab-content.active { display: block; }

/* 消息气泡 */
.cw-msg-bot { padding: 16px 20px 8px; }
.cw-msg-bubble {
  display: inline-block; max-width: 90%; padding: 12px 16px;
  background: linear-gradient(135deg, #f1f5f9, #eef2ff);
  border-radius: 4px 16px 16px 16px;
  font-size: 13.5px; line-height: 1.65; color: var(--dark-2);
}
.cw-msg-user { padding: 8px 20px; text-align: right; }
.cw-msg-user .cw-msg-bubble {
  background: var(--gradient); color: #fff;
  border-radius: 16px 4px 16px 16px;
}

/* 快捷问题 */
.cw-quick-qs { padding: 4px 20px 12px; }
.cw-q-title { font-size: 12px; color: var(--gray); margin-bottom: 10px; }
.cw-q-list { display: flex; flex-direction: column; gap: 8px; }
.cw-q-btn {
  width: 100%; padding: 10px 14px; border: 1px solid #e2e8f0; border-radius: 10px;
  background: #fff; font-size: 13px; color: var(--dark-2); cursor: pointer;
  text-align: left; transition: all .2s ease;
}
.cw-q-btn:hover {
  border-color: var(--primary); background: rgba(37,99,235,.04);
  color: var(--primary); transform: translateX(3px);
}

/* 联系方式卡片 */
.cw-contact-card {
  margin: 4px 16px 16px; border: 1px solid #f1f5f9; border-radius: 12px; overflow: hidden;
}
.cw-contact-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; cursor: pointer; transition: background .2s; border-bottom: 1px solid #f1f5f9;
}
.cw-contact-item:last-child { border-bottom: none; }
.cw-contact-item:hover { background: #fafbfc; }
.cw-contact-icon { font-size: 22px; flex-shrink: 0; }
.cw-contact-item strong { display: block; font-size: 13px; color: var(--dark); }
.cw-contact-item span { font-size: 12px; color: var(--gray); }
.cw-contact-action {
  margin-left: auto; font-size: 12px; font-weight: 600; color: var(--primary);
  padding: 4px 10px; border-radius: 100px; background: rgba(37,99,235,.06); flex-shrink: 0;
}

/* 表单 */
.cw-form { padding: 16px 20px; }
.cw-field { margin-bottom: 14px; }
.cw-field label { display: block; font-size: 12.5px; font-weight: 600; color: var(--dark); margin-bottom: 5px; }
.required { color: #ef4444; }
.cw-field input,
.cw-field select,
.cw-field textarea {
  width: 100%; padding: 10px 14px;
  border: 1.5px solid #e2e8f0; border-radius: 10px;
  font-size: 13.5px; color: var(--dark);
  outline: none; transition: border-color .2s;
  font-family: inherit; box-sizing: border-box; background: #fff;
}
.cw-field input:focus, .cww-field select:focus, .cww-field textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.08);
}
.cw-field textarea { resize: vertical; min-height: 64px; }
.cw-submit {
  width: 100%; padding: 12px; border: none; border-radius: 10px;
  background: var(--gradient); color: #fff;
  font-size: 15px; font-weight: 700; cursor: pointer; transition: all .25s; position: relative;
}
.cw-submit:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(37,99,235,.3); }
.cw-form-note { text-align: center; font-size: 12px; color: var(--gray); margin-top: 10px; }

/* 面板底部 */
.cw-footer {
  padding: 10px 20px; text-align: center; font-size: 11px;
  color: #cbd5e1; border-top: 1px solid #f1f5f9; flex-shrink: 0;
}

/* 微信弹窗 */
.cw-wechat-overlay {
  position: fixed; inset: 0; z-index: 99999;
  background: rgba(0,0,0,.45);
  display: none; align-items: center; justify-content: center; backdrop-filter: blur(4px);
}
.cw-wechat-overlay.show { display: flex; }
.cw-wechat-popup {
  background: #fff; border-radius: 18px; padding: 32px 32px 24px;
  text-align: center; max-width: 300px;
  animation: cwPopupIn .3s cubic-bezier(.34,1.56,.64,1);
}
@keyframes cwPopupIn { from{transform:scale(.8);opacity:0} to{transform:scale(1);opacity:1} }
.cw-wechat-close {
  position: absolute; top: 10px; right: 14px;
  border: none; background: none; font-size: 20px; color: var(--gray); cursor: pointer;
}
.cw-wechat-popup h4 { font-size: 17px; color: var(--dark); margin-bottom: 20px; }
.cw-qr-placeholder { margin-bottom: 12px; }
.cw-qr-box {
  display: inline-block; padding: 12px;
  border: 2px dashed #e2e8f0; border-radius: 12px;
}
.cw-qr-placeholder p { font-size: 13px; color: var(--gray); margin-top: 8px; }
.cw-wechat-tip { font-size: 13px; color: var(--gray); }
.cw-wechat-tip a { color: var(--primary); font-weight: 700; }

/* Toast提示 */
.cw-toast {
  position: fixed; top: 30px; left: 50%; z-index: 99999;
  transform: translateX(-50%) translateY(-20px);
  padding: 12px 28px; border-radius: 10px;
  background: #1e293b; color: #fff; font-size: 14px; font-weight: 500;
  opacity: 0; pointer-events: none; transition: all .3s ease;
  box-shadow: 0 8px 30px rgba(0,0,0,.2);
}
.cw-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============ 在线咨询响应式 ============ */
@media (max-width: 480px) {
  .consult-widget { bottom: 16px; right: 14px; }
  .cw-trigger { width: 54px; height: 54px; }
  .cw-panel {
    width: calc(100vw - 36px); max-height: 70vh;
    bottom: 66px; right: -6px; border-radius: 16px;
  }
  .consult-widget.open .cw-panel { bottom: 58px; }
}