/* ========== 鍏ㄥ眬閲嶇疆涓庡熀纭€鏍峰紡 ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: #333;
  background-color: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

ul, li {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

/* ========== 瀵艰埅鏍?========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: transparent !important;
  transition: background 0.35s ease, box-shadow 0.35s ease;
}

/* 鍒楄〃椤碉細瀵艰埅鍦ㄦ繁鑹睭ero涓婃柟锛屾枃瀛楃櫧鑹?*/
.navbar.on-dark {
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98) !important;
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  padding: 0 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  font-weight: 400;
  color: #fff;
  letter-spacing: 0;
  transition: color 0.35s ease;
}

.navbar.scrolled .nav-logo {
  color: #1a1a2e;
}

.logo-img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: 4px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-menu a {
  padding: 8px 20px;
  font-size: 17px;
  color: rgba(255, 255, 255, 0.85);
  border-radius: 6px;
  transition: all 0.25s ease;
  position: relative;
  font-weight: 400;
}

.navbar.scrolled .nav-menu a {
  color: #000;
}

.nav-menu a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.navbar.scrolled .nav-menu a:hover {
  color: #dc2626;
  background: rgba(220, 38, 38, 0.06);
}

.nav-menu a.active {
  color: #fff;
  font-weight: 400;
}

.navbar.scrolled .nav-menu a.active {
  color: #dc2626;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-login {
  padding: 7px 20px;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.25s ease;
  background: transparent;
  font-weight: 500;
}

.navbar.scrolled .btn-login {
  color: #666;
  border-color: #ddd;
}

.btn-login:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.1);
}

.navbar.scrolled .btn-login:hover {
  color: #dc2626;
  border-color: #dc2626;
  background: rgba(220, 38, 38, 0.04);
}

.btn-register {
  padding: 7px 20px;
  font-size: 16px;
  color: #dc2626;
  background: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.25s ease;
  font-weight: 500;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.navbar.scrolled .btn-register {
  color: #fff;
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.25);
}

.btn-register:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  background: #f8f9fa;
}

.navbar.scrolled .btn-register:hover {
  box-shadow: 0 4px 16px rgba(220, 38, 38, 0.35);
  background: linear-gradient(135deg, #b91c1c, #991b1b);
}

/* 绉诲姩绔彍鍗曟寜閽?*/
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.menu-toggle span {
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.navbar.scrolled .menu-toggle span {
  background: #333;
}

/* ========== Hero 鍖哄煙锛堝垪琛ㄩ〉锛?========== */
.hero-section {
  position: relative;
  min-height: 520px;
  margin-top: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url('../images/customer_story_banner.jpg') center center / cover no-repeat;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;j
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.5) 100%);
}

.hero-bg::after {
  display: none;
}

/* 鍩庡競澶╅檯绾胯楗?*/


.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 140px 24px 60px;
  color: #fff;
  width: 100%;
  display: flex;
  justify-content: flex-start;
  align-items: center;
}

.hero-text-box {
  max-width: 480px;
  text-align: left;
}

.hero-title {
  font-size: 44px;
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 12px;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 19px;
  opacity: 0.78;
  font-weight: 400;
  margin-bottom: 28px;
  line-height: 1.5;
}

.hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 28px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 8px;
  color: #fff;
  font-size: 17px;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  font-weight: 500;
}

.hero-btn:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.hero-btn svg {
  width: 16px;
  height: 16px;
}

/* ========== 缁熻鏁版嵁鍖哄煙 ========== */
.stats-section {
  text-align: center;
  padding: 50px 24px 1px;
  background: #fff;
}

.stats-title {
  font-size: 28px;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 8px;
}

.stats-title .highlight {
  color: #dc2626;
  font-size: 1.15em;
  font-weight: 600;
}

.stats-subtitle {
  font-size: 15px;
  color: #999;
  margin-bottom: 36px;
}

/* ========== 妗堜緥鍗＄墖缃戞牸 ========== */
.cases-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 24px 60px;
}

.filter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-dropdown {
  position: relative;
}

.filter-dropdown-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  font-size: 16px;
  color: #000;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-dropdown-btn strong {
  color: #000;
  font-weight: 500;
}

.filter-arrow {
  width: 14px;
  height: 14px;
  transition: transform 0.2s ease;
}

.filter-dropdown.open .filter-arrow {
  transform: rotate(180deg);
}

.filter-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 120px;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.2s ease;
  padding: 6px 0;
}

.filter-dropdown.open .filter-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.filter-option {
  padding: 8px 14px;
  font-size: 16px;
  color: #555;
  cursor: pointer;
  transition: all 0.15s ease;
}

.filter-option:hover {
  background: #f5f5f5;
  color: #000;
}

.filter-option.active {
  color: #000;
  background: #f5f5f5;
  font-weight: 500;
}

/* 旧的filter-tag样式已移除 */

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.case-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
  transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  cursor: pointer;
  position: relative;
  border: 1px solid #f0f0f0;
}

.case-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.12), 0 6px 20px rgba(0, 0, 0, 0.06);
  border-color: rgba(220, 38, 38, 0.15);
}

.case-card:hover .case-img img {
  transform: scale(1.05);
}

.case-card:hover .case-title {
  color: #dc2626;
}

.case-card:hover .read-more {
  color: #dc2626;
  opacity: 1;
  transform: translateX(0);
}

.case-img {
  width: 100%;
  height: 190px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, #f8fafc, #e2e8f0);
}

.case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.case-body {
  padding: 20px;
}

.case-title {
  font-size: 18px;
  font-weight: 700;
  color: #1a1a2e;
  line-height: 1.5;
  margin-bottom: 10px;
  transition: color 0.3s ease;
  /* 闄愬埗涓よ */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.case-desc {
  font-size: 15px;
  color: #777;
  line-height: 1.7;
  margin-bottom: 14px;
  /* 闄愬埗涓夎 */
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.case-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.case-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.case-tag {
  font-size: 13px;
  color: #999;
  background: #f5f6fa;
  padding: 3px 10px;
  border-radius: 10px;
  font-weight: 500;
}

.read-more {
  font-size: 15px;
  color: #dc2626;
  font-weight: 600;
  opacity: 0;
  transform: translateX(-8px);
  transition: all 0.3s ease;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 4px;
}

.read-more::after {
  content: '鈫?;
  font-size: 16px;
  transition: transform 0.3s ease;
}

.case-card:hover .read-more::after {
  transform: translateX(3px);
}

/* 鍔犺浇鏇村 */
.load-more-wrap {
  text-align: center;
  margin-top: 48px;
}

.btn-load-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 40px;
  font-size: 16px;
  color: #dc2626;
  background: #fff;
  border: 1px solid #dc2626;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
}

.btn-load-more:hover {
  background: #dc2626;
  color: #fff;
  box-shadow: 0 4px 16px rgba(220, 38, 38, 0.3);
  transform: translateY(-1px);
}

.btn-load-more.disabled {
  opacity: 0.6;
  cursor: not-allowed;
  background: #f5f5f5;
  color: #999;
  border-color: #ddd;
}

.btn-load-more.disabled:hover {
  background: #f5f5f5;
  color: #999;
  box-shadow: none;
  transform: none;
}

/* ========== 鍝佺墝澧欏尯鍩?========== */
.brands-section {
  background: #f8f9fc;
  padding: 60px 24px;
  text-align: center;
}

.brands-title {
  font-size: 28px;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 8px;
}

.brands-title .highlight {
  color: #dc2626;
}

.brands-subtitle {
  font-size: 16px;
  color: #888;
  margin-bottom: 40px;
}

.brands-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px 24px;
  align-items: center;
}

.brand-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px 20px;
  background: #fff;
  border-radius: 10px;
  transition: all 0.3s ease;
  border: 1px solid #eee;
  height: 64px;
}

.brand-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
  border-color: #ddd;
}

.brand-item .brand-name {
  font-size: 16px;
  font-weight: 700;
  color: #555;
  letter-spacing: -0.3px;
}

/* 鍝佺墝棰滆壊妯℃嫙 */
.brand-item[data-brand="tmall"] .brand-name { color: #ff0036; }
.brand-item[data-brand="amazon"] .brand-name { color: #ff9900; }
.brand-item[data-brand="xuelang"] .brand-name { color: #dc2626; }
.brand-item[data-brand="3m"] .brand-name { color: #ed1c24; }
.brand-item[data-brand="dell"] .brand-name { color: #007db8; }
.brand-item[data-brand="sf"] .brand-name { color: #000; }
.brand-item[data-brand="airliquid"] .brand-name { color: #00539b; }
.brand-item[data-brand="shein"] .brand-name { color: #000; }
.brand-item[data-brand="kexin"] .brand-name { color: #e60012; }
.brand-item[data-brand="ecomobil"] .brand-name { color: #dc001c; }
.brand-item[data-brand="cosco"] .brand-name { color: #003366; }
.brand-item[data-brand="loctite"] .brand-name { color: #e31837; }
.brand-item[data-brand="deppon"] .brand-name { color: #dc2626; }
.brand-item[data-brand="jd"] .brand-name { color: #e33333; }

/* ========== CTA 鑱旂郴鍖哄煙 ========== */
.cta-section {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 50%, #991b1b 100%);
  padding: 48px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(255,255,255,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(255,255,255,0.06) 0%, transparent 50%);
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.cta-text {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
}

.cta-form {
  display: flex;
  gap: 8px;
  flex: 1;
  min-width: 320px;
  max-width: 480px;
}

.cta-prefix {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 8px 0 0 8px;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  backdrop-filter: blur(4px);
}

.cta-input {
  flex: 1;
  padding: 10px 16px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-left: none;
  border-right: none;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 0;
  color: #fff;
  font-size: 16px;
  outline: none;
  backdrop-filter: blur(4px);
}

.cta-input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.cta-submit {
  padding: 10px 24px;
  background: rgba(255, 255, 255, 0.95);
  color: #dc2626;
  border: none;
  border-radius: 0 8px 8px 0;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.cta-submit:hover {
  background: #fff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

/* ========== 椤佃剼 ========== */
.footer {
  background: #1a1d2e;
  color: #8892a4;
  padding: 48px 40px;
  font-size: 15px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.footer-left {
  flex-shrink: 0;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-logo-lg {
  height: 96px;
  width: auto;
  flex-shrink: 0;
}

.footer-brand-text {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-slogan {
  color: #d1d5db;
  font-size: 17px;
  font-weight: 500;
  margin: 0;
  letter-spacing: 0.3px;
}

.footer-desc {
  color: #6b7280;
  font-size: 14px;
  margin: 0;
  line-height: 1.7;
  max-width: 320px;
}

.footer-center {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-info-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #9ca3af;
  font-size: 15px;
}

.footer-info-item svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  color: #6b7280;
}

.footer-right {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.footer-qr {
  display: flex;
  gap: 24px;
}

.footer-qr-box {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.footer-qr-img {
  width: 100px;
  height: 100px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
  overflow: hidden;
}

.footer-qr-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.footer-qr-label {
  color: #9ca3af;
  font-size: 14px;
}

/* 鍙充晶鎮诞宸ュ叿鏉?*/
.float-bar {
  position: fixed;
  right: 20px;
  bottom: 100px;
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.float-item {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  font-size: 12px;
  color: #fff;
  gap: 2px;
}

.float-item.consult {
  background: linear-gradient(135deg, #dc2626, #b91c1c);
}

.float-item.phone {
  background: linear-gradient(135deg, #10b981, #059669);
}

.float-item.top {
  background: linear-gradient(135deg, #ef0303, #ef0303);
}

.float-item:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.float-item svg {
  width: 20px;
  height: 20px;
}


/* ========================================
   璇︽儏椤垫牱寮?   ======================================== */

/* 璇︽儏 Hero */
.detail-hero {
  position: relative;
  min-height: 500px;
  margin-top: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.detail-hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0f172a 0%, #1a1f35 40%, #1e293b 70%, #273548 100%);
}

.detail-hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  z-index: 1;
}

/* ERP 鏂囧瓧姘村嵃鏁堟灉 */
.detail-hero-bg::after {
  content: 'ERP';
  position: absolute;
  right: 10%;
  top: 50%;
  transform: translateY(-50%) rotate(-5deg);
  font-size: 180px;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.02);
  letter-spacing: 20px;
  user-select: none;
  pointer-events: none;
  z-index: 2;
}

.detail-hero-content {
  position: relative;
  z-index: 3;
  max-width: 1200px;
  margin: 0 auto;
  padding: 140px 24px 80px;
  width: 100%;
}

.company-info {
  width: 100%;
}

/* 第一行：LOGO + 名称 + 简介 */
.company-top {
  display: flex;
  align-items: flex-start;
  gap: 20px;
}

.company-logo {
  width: 120px;
  height: 120px;
  background: #fff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  overflow: hidden;
  padding: 16px;
  flex-shrink: 0;
}

.company-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.company-text {
  flex: 1;
  padding-top: 2px;
}

.company-name {
  font-size: 28px;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0;
  margin-bottom: 8px;
}

.company-desc {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 0;
  line-height: 1.7;
}

/* 白线分隔 */
.company-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.25);
  margin: 20px 0;
}

.company-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.meta-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.45);
}

.meta-value {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
}

.meta-divider {
  width: 1px;
  height: 14px;
  background: rgba(255, 255, 255, 0.25);
  margin: 0 6px;
}

.meta-tag {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.1);
  padding: 3px 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.25s ease;
}

.meta-tag:hover {
  background: rgba(220, 38, 38, 0.4);
  color: #fff;
}

/* 文章内信息区块 */
.article-block {
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid #f0f0f0;
}

.article-block-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}

.block-icon {
  color: #dc2626;
  font-size: 12px;
}

.article-block-header h3 {
  font-size: 19px;
  font-weight: 600;
  color: #222;
}

/* 核心业务卡片 */
.business-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.business-card {
  background: #fafbfc;
  border-radius: 12px;
  padding: 20px;
  transition: all 0.25s ease;
  border: 1px solid #f0f0f0;
  text-align: center;
}

.business-card:hover {
  background: #fff;
  border-color: #e0e0e0;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  transform: translateY(-3px);
}

.business-icon {
  font-size: 34px;
  margin-bottom: 10px;
}

.business-name {
  font-size: 17px;
  font-weight: 600;
  color: #222;
  margin-bottom: 8px;
}

.business-desc {
  font-size: 14px;
  color: #999;
  line-height: 1.6;
}

/* 证书展示 */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden; /* 超出自动隐藏，不破坏布局 */
}

.cert-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  position: relative;
}

.cert-img {
  width: 100%;
  aspect-ratio: 7 / 5;
  background: #fafbfc;
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  border: 1px solid #eee;
  transition: all 0.3s ease;
  cursor: pointer;
}

.cert-img:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
  border-color: #dc2626;
}

.cert-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.cert-item span {
  font-size: 15px;
  color: #666;
}

/* 证书大图预览 */
.cert-preview {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(4px);
}

.cert-preview.active {
  display: flex;
}

.cert-preview img {
  max-width: 80%;
  max-height: 85%;
  border-radius: 10px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
  animation: certZoomIn 0.25s ease;
}

@keyframes certZoomIn {
  from {
    transform: scale(0.85);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* 联系方式 */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  background: #fafbfc;
  border-radius: 10px;
  border: 1px solid #f0f0f0;
  transition: all 0.2s ease;
}

.contact-item:hover {
  background: #fff;
  border-color: #e0e0e0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.contact-item svg {
  width: 20px;
  height: 20px;
  color: #dc2626;
  flex-shrink: 0;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-label {
  font-size: 14px;
  color: #bbb;
}

.contact-value {
  font-size: 16px;
  color: #333;
  font-weight: 500;
}

.detail-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.detail-tag {
  padding: 6px 16px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  backdrop-filter: blur(4px);
  transition: all 0.3s ease;
}

.detail-tag:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
}

.detail-tag.highlight {
  background: rgba(220, 38, 38, 0.3);
  border-color: rgba(220, 38, 38, 0.5);
  color: #93bbfd;
}

/* 璇︽儏涓讳綋甯冨眬 */
.detail-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 80px;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
}

.detail-article {
  min-width: 0;
}

.article-header {
  margin-bottom: 32px;
}

.article-title {
  font-size: 32px;
  font-weight: 700;
  color: #1a1a2e;
  line-height: 1.4;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.article-meta {
  font-size: 15px;
  color: #aaa;
  display: flex;
  align-items: center;
  gap: 16px;
}

.article-content {
  font-size: 17px;
  color: #444;
  line-height: 1.9;
}

.article-content p {
  margin-bottom: 20px;
  text-indent: 2em;
}

.article-content .detail-image {
  margin: 32px 0;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.article-content .detail-image img {
  width: 100%;
  display: block;
  transition: transform 0.5s ease;
}

.article-content .detail-image:hover img {
  transform: scale(1.02);
}

/* 渚ц竟鎺ㄨ崘 */
.detail-sidebar {
  position: sticky;
  top: 84px;
  align-self: start;
}

.sidebar-section {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
}

.sidebar-section h3 {
  font-size: 18px;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #f0f0f0;
}

/* QA问答 - 展开式 */
.qa-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.qa-item {
  background: #fff;
  border-radius: 10px;
  border: 1px solid #eee;
  overflow: hidden;
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.qa-item:hover {
  border-color: #e0e0e0;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.qa-question {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 12px 14px 6px;
}

.qa-answer {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 14px 14px;
}

.qa-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 5px;
  background: #dc2626;
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.qa-icon-a {
  background: #2563eb;
}

.qa-question .qa-text {
  flex: 1;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: #222;
}

.qa-answer .qa-text {
  flex: 1;
  font-size: 14px;
  line-height: 1.7;
  color: #777;
}

.sidebar-qr {
  text-align: center;
}

.sidebar-qr .qr-img {
  width: 140px;
  height: 140px;
  margin: 0 auto 12px;
  border-radius: 8px;
  overflow: hidden;
}

.sidebar-qr .qr-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sidebar-qr p {
  font-size: 15px;
  color: #666;
  font-weight: 600;
}

.sidebar-qr .qr-hint {
  font-size: 13px;
  color: #aaa;
  margin-top: 4px;
  font-weight: 400;
}


/* ========================================
   鍝嶅簲寮忛€傞厤
   ======================================== */

@media (max-width: 1024px) {
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  
  .footer-inner {
    flex-direction: column;
    gap: 32px;
    text-align: center;
  }

  .footer-brand {
    flex-direction: column;
    gap: 12px;
  }

  .footer-logo-lg {
    height: 64px;
  }

  .footer-desc {
    max-width: 100%;
  }

  .footer-center {
    justify-content: center;
    width: 100%;
  }

  .footer-info-item {
    justify-content: center;
  font-size: 14px;
  }

  .footer-qr {
    gap: 20px;
  }

  .footer-qr-img {
    width: 90px;
    height: 90px;
  }
  
  .brands-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .detail-main {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .detail-sidebar {
    position: static;
  }
  
  .sidebar-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  
  .sidebar-section:nth-child(3) {
    grid-column: span 2;
    display: flex;
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid #eee;
  }
  
  .nav-menu.show {
    display: flex;
  }

  /* 移动端菜单文字要深色，否则白底白字看不见 */
  .nav-menu a { color: #333 !important; }
  .nav-menu a:hover { color: #dc2626 !important; background: rgba(220,38,38,0.06) !important; }
  .nav-menu a.active { color: #dc2626 !important; }
  .nav-menu.show { border-top: 1px solid #eee; }

  .menu-toggle {
    display: flex;
  }
  
  .hero-title {
    font-size: 30px;
  }
  
  .hero-subtitle {
    font-size: 16px;
  }
  
  .cases-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .stats-title {
    font-size: 24px;
  }
  
  .brands-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  
  .cta-content {
    flex-direction: column;
  }
  
  .cta-form {
    min-width: 100%;
    max-width: 100%;
  }
  
  .footer {
    padding: 36px 20px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 24px;
  }

  .footer-brand {
    flex-direction: column;
    gap: 10px;
  }

  .footer-logo-lg {
    height: 52px;
  }

  .footer-desc {
    max-width: 100%;
    font-size: 13px;
  }

  .footer-info-item {
    font-size: 13px;
  }

  .footer-qr-img {
    width: 80px;
    height: 80px;
  }
  
  /* 璇︽儏椤电Щ鍔ㄧ */
  .article-title {
    font-size: 26px;
  }
  
  .company-top {
    flex-direction: column;
    gap: 14px;
    align-items: center;
    text-align: center;
  }
  
  .company-logo {
    width: 90px;
    height: 90px;
    padding: 12px;
  }
  
  .company-name {
    font-size: 24px;
  }
  
  .company-desc {
    font-size: 14px;
  }
  
  .company-divider {
    margin: 14px 0;
  }
  
  .banner-section {
    padding: 16px 18px;
  }
  
  .business-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  
  .business-card {
    padding: 14px;
  }
  
  .business-icon {
    font-size: 28px;
  }
  
  .cert-grid {
    gap: 12px;
    justify-content: center;
  }
  
  .cert-img {
    width: 110px;
    height: 78px;
  }
  
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  
  .article-block {
    margin-top: 22px;
    padding-top: 22px;
  }
  }
  
  .meta-tag {
    padding: 3px 10px;
    font-size: 13px;
  }
  
  .detail-hero {
    min-height: 340px;
  }
  
  .sidebar-section {
    grid-template-columns: 1fr !important;
  }
  
  .float-bar {
    right: 12px;
    bottom: 60px;
  }
  
  .float-item {
    width: 44px;
    height: 44px;
    font-size: 9px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 26px;
  }
  
  .brands-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .nav-inner {
    padding: 0 16px;
  }
  
  .hero-content {
    padding: 104px 16px 40px;
    justify-content: center;
  }
  
  .hero-text-box {
    max-width: 100%;
    text-align: center;
  }
  
  .cases-section {
    padding: 16px 16px 40px;
  }
  
  .case-img {
    height: 160px;
  }
  
  .article-title {
    font-size: 22px;
  }
  
  .detail-hero-content {
    padding: 104px 16px 40px;
  }
  
  .company-top {
    gap: 12px;
  }
  
  .company-logo {
    width: 70px;
    height: 70px;
    padding: 10px;
  }
  
  .company-divider {
    margin: 10px 0;
  }
  
  .banner-section {
    padding: 14px 14px;
    margin-top: 14px;
  }
  
  .business-grid {
    grid-template-columns: 1fr;
  }
  
  .business-icon {
    font-size: 24px;
  }
  
  .cert-grid {
    justify-content: center;
  }
  
  .cert-img {
    width: 90px;
    height: 64px;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .article-block {
    margin-top: 18px;
    padding-top: 18px;
  }
  
  .detail-main {
    padding: 32px 16px 60px;
  }
}

/* ========== 鍔ㄧ敾 ========== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.6s ease forwards;
  opacity: 0;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }

/* 鍥炲埌椤堕儴鎸夐挳闅愯棌/鏄剧ず */
.float-item.top.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}

/* ========== 认证页面样式 ========== */
.auth-page {
  min-height: 100vh;
  background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 50%, #fecaca 100%);
}

.auth-navbar {
  background: rgba(255, 255, 255, 0.95) !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.auth-navbar .nav-logo {
  color: #1a1a2e;
}

.auth-navbar .nav-hint {
  font-size: 14px;
  color: #666;
}

.auth-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 64px);
  padding: 80px 24px 40px;
}

.auth-container {
  display: flex;
  max-width: 960px;
  width: 100%;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(220, 38, 38, 0.12);
  overflow: hidden;
}

.auth-card {
  flex: 1;
  padding: 48px 40px;
}

.auth-header {
  margin-bottom: 32px;
}

.auth-title {
  font-size: 28px;
  font-weight: 600;
  color: #1a1a2e;
  margin-bottom: 8px;
}

.auth-subtitle {
  font-size: 15px;
  color: #666;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 14px;
  font-weight: 500;
  color: #333;
}

.form-group label .required {
  color: #dc2626;
}

.form-group input,
.form-group select {
  height: 44px;
  padding: 0 14px;
  font-size: 15px;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  transition: all 0.25s ease;
  background: #fff;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.form-group input::placeholder {
  color: #9ca3af;
}

.form-row {
  display: flex;
  gap: 16px;
}

.form-row .form-group {
  flex: 1;
}

.password-input,
.sms-input {
  position: relative;
}

.password-input input,
.sms-input input {
  width: 100%;
  padding-right: 44px;
}

.toggle-password,
.btn-sms {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
}

.toggle-password {
  padding: 8px;
  color: #9ca3af;
}

.toggle-password:hover {
  color: #666;
}

.toggle-password .eye-icon {
  width: 20px;
  height: 20px;
}

.btn-sms {
  padding: 6px 12px;
  font-size: 13px;
  color: #dc2626;
  background: transparent;
  border-radius: 6px;
  transition: all 0.25s ease;
}

.btn-sms:hover {
  background: rgba(220, 38, 38, 0.08);
}

.btn-sms:disabled {
  color: #9ca3af;
  cursor: not-allowed;
}

.form-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
  color: #666;
}

.checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: #dc2626;
}

.forgot-link {
  font-size: 14px;
  color: #dc2626;
}

.forgot-link:hover {
  text-decoration: underline;
}

.form-agreement {
  font-size: 13px;
  color: #666;
}

.form-agreement a {
  color: #dc2626;
}

.form-agreement a:hover {
  text-decoration: underline;
}

.btn-submit {
  height: 48px;
  font-size: 16px;
  font-weight: 500;
  color: #fff;
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.3);
}

.btn-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(220, 38, 38, 0.4);
}

.btn-submit:active {
  transform: translateY(0);
}

.auth-footer {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid #f0f0f0;
  text-align: center;
}

.auth-footer p {
  font-size: 13px;
  color: #9ca3af;
  margin-bottom: 16px;
}

.social-login {
  display: flex;
  justify-content: center;
  gap: 16px;
}

.social-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid #e5e7eb;
  background: #fff;
  cursor: pointer;
  transition: all 0.25s ease;
}

.social-btn:hover {
  border-color: #dc2626;
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.15);
}

.social-btn svg {
  width: 22px;
  height: 22px;
}

.social-btn.wechat {
  color: #07c160;
}

.auth-side {
  flex: 0 0 320px;
  background: linear-gradient(135deg, #dc2626 0%, #991b1b 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 32px;
}

.auth-side-content {
  color: #fff;
  text-align: center;
}

.auth-side-content h2 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 12px;
}

.auth-side-content p {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 24px;
}

.auth-features {
  text-align: left;
  font-size: 14px;
  line-height: 2;
}

.auth-features li {
  opacity: 0.95;
}

/* 认证页面响应式 */
@media (max-width: 768px) {
  .auth-container {
    flex-direction: column;
  max-width: 420px;
  }

  .auth-side {
    flex: none;
    padding: 32px 24px;
  }

  .auth-card {
    padding: 32px 24px;
  }

  .auth-title {
    font-size: 24px;
  }

  .form-row {
    flex-direction: column;
    gap: 20px;
  }
}

@media (max-width: 480px) {
  .auth-main {
    padding: 70px 16px 24px;
  }

  .auth-card {
    padding: 24px 20px;
  }
}


/* ========== 浮动卡片式认证页面样式（login/register/forgot 共用） ========== */

/* 全屏背景 */
body.auth-float-body {
  min-height: 100vh;
  background: url("../images/bj.jpg");
  position: relative;
  overflow-x: hidden;
  overflow-y: auto;
}

/* 全屏背景品牌区 */


.auth-float-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
}
.auth-float-glow-1 { width: 600px; height: 600px; op: -150px; left: -100px; }
.auth-float-glow-2 { width: 500px; height: 500px; background: rgba(99,102,241,0.06); bottom: -100px; left: 20%; opacity: 0.8; }
.auth-float-glow-3 { width: 400px; height: 400px; background: rgba(14,165,233,0.05); top: 20%; right: 20%; opacity: 0.7; }

.auth-float-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(37,99,235,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* 品牌LOGO */
.auth-float-logo {
  position: absolute;
  top: 100px;
  left: 10%;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 14px;
  white-space: nowrap;
}
.auth-float-logo img { width: 42px; height: 42px; border-radius: 12px; object-fit: contain; }
.auth-float-logo-text { font-size: 28px; font-weight: 700; color: #000; letter-spacing: 4px; }
.auth-float-logo-text .r { font-size: 12px; vertical-align: super; opacity: 0.5; font-weight: 400; letter-spacing: 0; }
.auth-float-slogan {
  position: absolute;
  top: 150px;
  left: 10%;
  font-size: 15px;
  color: #64748b;
  letter-spacing: 1px;
  z-index: 2;
  white-space: nowrap;
}

/* 返回首页 */
.auth-float-back {
  position: fixed;
  top: 20px;
  right: 24px;
  z-index: 1001;
  padding: 8px 18px;
  background: rgba(255,255,255,0.9);
  color: #e80f0f;
  border: 1px solid rgba(37,99,235,0.2);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s ease;
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  gap: 6px;
}
.auth-float-back:hover {
  background: #e80f0f;
  color: #fff;
  box-shadow: 0 4px 12px rgba(219,12,12,0.3);
  transform: translateY(-1px);
}

/* 3D 等距场景 */
.auth-float-iso { position: absolute; top: 14%; left:20%; width: 600px; height: 600px; z-index: 1; }
.auth-float-iso-card { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%) rotateX(8deg) rotateY(-8deg); transform-style: preserve-3d; perspective: 800px; }
.auth-float-iso-inner {
  position: relative;
  width: 380px;
  background: linear-gradient(145deg,rgba(255,255,255,0.95),rgba(248,250,255,0.92));
  backdrop-filter: blur(20px);
  border: 1px solid rgba(37,99,235,0.1);
  border-radius: 20px;
  padding: 28px 24px;
  box-shadow: 0 32px 80px rgba(37,99,235,0.12),0 8px 32px rgba(37,99,235,0.08),inset 0 1px 0 rgba(255,255,255,0.8);
}
.auth-float-card-bar { height: 6px; background: linear-gradient(90deg,#2563eb,#4f46e5,#ec4899); border-radius: 3px; margin-bottom: 20px; opacity: 0.8; }
.auth-float-card-nav { display: flex; gap: 16px; margin-bottom: 16px; }
.auth-float-card-nav-dot { width: 28px; height: 5px; background: rgba(37,99,235,0.12); border-radius: 3px; }
.auth-float-card-nav-dot:first-child { background: rgba(37,99,235,0.35); }
.auth-float-card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.auth-float-card-grid-item {
  background: rgba(37,99,235,0.04);
  border: 1px solid rgba(37,99,235,0.06);
  border-radius: 10px;
  padding: 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.auth-float-card-grid-item .cg-icon { width: 24px; height: 24px; background: rgba(37,99,235,0.12); border-radius: 6px; }
.auth-float-card-grid-item .cg-text { height: 8px; background: rgba(37,99,235,0.1); border-radius: 4px; }
.auth-float-card-grid-item .cg-text.short { width: 60%; }
.auth-float-card-search { display: flex; align-items: center; background: rgba(37,99,235,0.04); border: 1px solid rgba(37,99,235,0.06); border-radius: 10px; padding: 10px 14px; gap: 8px; margin-bottom: 16px; }
.auth-float-card-search .cs-dot { width: 7px; height: 7px; background: rgba(37,99,235,0.2); border-radius: 50%; }
.auth-float-card-search .cs-bar { flex: 1; height: 7px; background: rgba(37,99,235,0.08); border-radius: 4px; }
.auth-float-card-chart { display: flex; align-items: flex-end; gap: 8px; height: 50px; }
.auth-float-card-chart-bar { flex: 1; background: linear-gradient(180deg,rgba(37,99,235,0.4),rgba(37,99,235,0.1)); border-radius: 4px 4px 0 0; }
.auth-float-card-chart-bar:nth-child(1) { height: 35%; }
.auth-float-card-chart-bar:nth-child(2) { height: 60%; }
.auth-float-card-chart-bar:nth-child(3) { height: 80%; }
.auth-float-card-chart-bar:nth-child(4) { height: 45%; }
.auth-float-card-chart-bar:nth-child(5) { height: 90%; }
.auth-float-card-chart-bar:nth-child(6) { height: 55%; }

/* 浮动图标动画 */
.auth-float-icon { position: absolute; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 20px; animation: authFloatAnim 4s ease-in-out infinite; }
.auth-float-icon-1 { top: 0; left:0; padding: 14px; animation-delay: 0s; }
.auth-float-icon-2 { top: 34%; left: 58%; background: rgba(253,232,250,0.85); border: 1px solid rgba(236,72,153,0.1); padding: 12px; animation-delay: 1s; }
.auth-float-icon-3 { bottom: 22%; left: 48%; background: rgba(209,250,229,0.85); border: 1px solid rgba(16,185,129,0.1); padding: 12px; animation-delay: 2s; }
.auth-float-icon-4 { bottom: 5%; left: 38%; background: rgba(254,243,199,0.85); border: 1px solid rgba(245,158,11,0.1); padding: 12px; animation-delay: 0.5s; }
.auth-float-icon-5 { top: 20%; left: 52%; background: rgba(237,233,254,0.85); border: 1px solid rgba(139,92,246,0.1); padding: 12px; animation-delay: 1.5s; }
@keyframes authFloatAnim { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

/* 大数字装饰 */
.auth-float-big-num { position: absolute; font-size: 280px; font-weight: 800; color: rgba(37,99,235,0.04); bottom: -40px; left: 15%; line-height: 1; letter-spacing: -20px; user-select: none; }

/* 云朵 */
.auth-float-cloud { position: absolute; background: rgba(255,255,255,0.6); border-radius: 50px; }
.auth-float-cloud-1 { top: 16%; left: 20%; width: 140px; height: 36px; opacity: 0.7; }
.auth-float-cloud-2 { top: 52%; left: 5%; width: 90px; height: 26px; opacity: 0.5; }
.auth-float-cloud-3 { bottom: 20%; left: 52%; width: 110px; height: 32px; opacity: 0.5; }

/* ===== 登录框 ===== */
.auth-float-area { position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: flex-end; z-index: 10; padding: 80px 60px 40px auto; }
.auth-float-card {
  width: 100%;
  max-width: 440px;
  background: rgba(255,255,255,0.98);
  border-radius: 16px;
  box-shadow: 0 24px 80px rgba(37,99,235,0.1),0 8px 32px rgba(37,99,235,0.06);
  padding: 48px 44px 40px;
  backdrop-filter: blur(20px);
  border: 1px solid rgba(37,99,235,0.06);
  margin-right: 20%;
}
.auth-float-card-header { margin-bottom: 36px; }
.auth-float-card-title { font-size: 24px; font-weight: 700; color: #1a1a2e; margin-bottom: 8px; }
.auth-float-card-sub { font-size: 14px; color: #64748b; line-height: 1.6; }

/* 表单 */
.auth-float-form-item { margin-bottom: 18px; position: relative; }
.auth-float-form-row { display: flex; align-items: center; background: #f5f7fa; border: 1.5px solid transparent; border-radius: 8px; transition: all 0.25s ease; overflow: hidden; }
.auth-float-form-row:focus-within { border-color: #2563eb; background: #fff; box-shadow: 0 0 0 3px rgba(37,99,235,0.08); }
.auth-float-area-code { padding: 13px 10px 13px 16px; font-size: 14px; color: #334155; cursor: pointer; display: flex; align-items: center; gap: 4px; white-space: nowrap; user-select: none; border-right: 1px solid #e2e8f0; transition: color 0.2s; flex-shrink: 0; }
.auth-float-area-code:hover { color: #2563eb; }
.auth-float-area-code .arrow { font-size: 10px; color: #94a3b8; transition: transform 0.2s; }
.auth-float-area-code:hover .arrow { transform: rotate(180deg); }
.auth-float-input { flex: 1; border: none; outline: none; background: transparent; padding: 13px 16px; font-size: 14px; color: #1a1a2e; min-width: 0; }
.auth-float-input::placeholder { color: #94a3b8; }
.auth-float-suffix { padding-right: 14px; display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.auth-float-toggle-pwd { cursor: pointer; color: #94a3b8; font-size: 18px; padding: 4px; transition: color 0.2s; user-select: none; background: none; border: none; }
.auth-float-toggle-pwd:hover { color: #64748b; }

.auth-float-form-options { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; font-size: 13px; }
.auth-float-remember { display: flex; align-items: center; gap: 6px; cursor: pointer; color: #64748b; user-select: none; }
.auth-float-remember input[type=checkbox] { appearance: none; -webkit-appearance: none; width: 15px; height: 15px; border: 1.5px solid #cbd5e1; border-radius: 3px; cursor: pointer; transition: all 0.2s; position: relative; flex-shrink: 0; }
.auth-float-remember input[type=checkbox]:checked { background: #2563eb; border-color: #2563eb; }
.auth-float-remember input[type=checkbox]:checked::after { content: '\2713'; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); color: #fff; font-size: 11px; font-weight: bold; }
.auth-float-forgot { color: #64748b; text-decoration: none; cursor: pointer; transition: color 0.2s; }
.auth-float-forgot:hover { color: #e80f0f; }

.auth-float-btn { width: 100%; height: 48px; background: #e80f0f; color: #fff; border: none; border-radius: 8px; font-size: 15px; font-weight: 600; cursor: pointer; transition: all 0.25s ease; letter-spacing: 3px; position: relative; }
.auth-float-btn:hover { background: #db0c0c; box-shadow: 0 6px 20px rgba(219,12,12,0.35); transform: translateY(-1px); }
.auth-float-btn:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(219,12,12,0.2); }
.auth-float-btn:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(219,12,12,0.3); }
.auth-float-btn:disabled { opacity: 0.7; cursor: not-allowed; transform: none; }

.auth-float-footer { text-align: center; margin-top: 20px; }
.auth-float-footer-row { display: flex; align-items: center; justify-content: center; gap: 5px; font-size: 12px; color: #64748b; }
.auth-float-footer-row input[type=checkbox] { appearance: none; -webkit-appearance: none; width: 14px; height: 14px; border: 1.5px solid #cbd5e1; border-radius: 3px; cursor: pointer; transition: all 0.2s; position: relative; flex-shrink: 0; }
.auth-float-footer-row input[type=checkbox]:checked { background: #2563eb; border-color: #2563eb; }
.auth-float-footer-row input[type=checkbox]:checked::after { content: '\2713'; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); color: #fff; font-size: 10px; font-weight: bold; }
.auth-float-footer-row .link-agree { color: #e80f0f; cursor: pointer; text-decoration: none; transition: color 0.2s; }
.auth-float-footer-row .link-agree:hover { color: #e80f0f; text-decoration: underline; }
.auth-float-reg-link { margin-top: 14px; font-size: 12px; color: #94a3b8; }
.auth-float-reg-link a { color: #e80f0f; text-decoration: none; font-weight: 500; }
.auth-float-reg-link a:hover { text-decoration: underline; }

/* ===== 注册页专属 ===== */
.auth-float-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.auth-float-tag { padding: 6px 14px; background: #f5f6fa; border: 1px solid #e2e8f0; border-radius: 6px; font-size: 13px; color: #64748b; cursor: pointer; transition: all 0.2s; }
.auth-float-tag:hover { border-color: #2563eb; color: #2563eb; background: rgba(37,99,235,0.04); }
.auth-float-tag.active { border-color: #2563eb; color: #2563eb; background: rgba(37,99,235,0.08); font-weight: 500; }
.auth-float-sms-btn { padding: 6px 12px; font-size: 13px; color: #e80f0f; background: transparent; border: 1px solid #e80f0f; border-radius: 6px; cursor: pointer; transition: all 0.2s; white-space: nowrap; flex-shrink: 0; margin: 4px; }
.auth-float-sms-btn:hover { background: #e80f0f; color: #fff; }
.auth-float-sms-btn:disabled { color: #94a3b8; border-color: #cbd5e1; cursor: not-allowed; }

/* ===== 协议弹窗 ===== */
.auth-float-modal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.45); z-index: 9999; align-items: center; justify-content: center; padding: 20px; }
.auth-float-modal.show { display: flex; align-items: center; justify-content: center; }
.auth-float-modal-box { background: #fff; border-radius: 16px; width: 100%; max-width: 600px; max-height: 80vh; display: flex; flex-direction: column; box-shadow: 0 32px 80px rgba(0,0,0,0.2); animation: authModalIn 0.25s ease; }
@keyframes authModalIn { from { transform: scale(0.95); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.auth-float-modal-header { display: flex; align-items: center; justify-content: space-between; padding: 24px 28px 20px; border-bottom: 1px solid #f1f5f9; flex-shrink: 0; }
.auth-float-modal-title { font-size: 18px; font-weight: 600; color: #1a1a2e; }
.auth-float-modal-close { width: 32px; height: 32px; border-radius: 8px; background: #f5f6fa; border: none; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 18px; color: #94a3b8; transition: all 0.2s; flex-shrink: 0; }
.auth-float-modal-close:hover { background: #fee2e2; color: #dc2626; }
.auth-float-modal-body { flex: 1; overflow-y: auto; padding: 24px 28px; font-size: 14px; color: #374151; line-height: 1.8; }
.auth-float-modal-body h3 { font-size: 15px; font-weight: 600; color: #1a1a2e; margin: 18px 0 8px; }
.auth-float-modal-body h3:first-child { margin-top: 0; }
.auth-float-modal-body p { margin-bottom: 10px; }
.auth-float-modal-footer { padding: 16px 28px 20px; border-top: 1px solid #f1f5f9; flex-shrink: 0; text-align: center; }
.auth-float-modal-footer-btn { height: 40px; background: #dc2626; color: #fff; border: none; border-radius: 8px; font-size: 14px; font-weight: 500; cursor: pointer; padding: 0 40px; transition: background 0.2s; }
.auth-float-modal-footer-btn:hover { background: #cd0505; }

/* ===== 响应式 ===== */
@media(max-width: 1100px) {
  .auth-float-logo, .auth-float-slogan { left: 12%; }
  .auth-float-iso { left: 26%; width: 480px; height: 400px; }
  .auth-float-big-num { font-size: 200px; }
  .auth-float-area { padding: 80px 40px 40px auto; }
  .auth-float-card { margin-right: 5%; }
}
@media(max-width: 900px) {
  .auth-float-iso { left: 16%; width: 380px; height: 320px; }
  .auth-float-card { margin-right: 2%; padding: 40px 36px 36px; }
}
@media(max-width: 768px) {
  .brand-bg { display: none; }
  .auth-float-area { justify-content: center; padding: 80px 24px 40px; }
  .auth-float-card { margin-right: 0; max-width: 480px; width: 100%; }
  .auth-float-back { padding: 6px 14px; font-size: 13px; }
}
@media(max-width: 480px) {
  .auth-float-area { padding: 70px 16px 24px; }
  .auth-float-card { padding: 32px 20px 28px; }
  .auth-float-input { font-size: 16px; }
  .auth-float-btn { height: 44px; }
}


/* ========================================
   资讯页样式（news.html）
   ======================================== */

/* Hero - 资讯页 */
.news-hero { position:relative; min-height:520px; display:flex; align-items:center; overflow:hidden; }
.news-hero-bg { position:absolute; top:0; left:0; width:100%; height:100%; background:url('../images/xwbanner3.jpg') center center / cover no-repeat; filter:brightness(0.7); }
.news-hero-overlay { position:absolute; bottom:0; left:0; width:100%; height:100px; background:linear-gradient(to top,rgba(10,25,47,0.9),transparent); }
.news-hero-content { position:relative; z-index:1; width:100%; max-width:1200px; margin:0 auto; padding:0 24px; display:flex; align-items:center; min-height:520px; }
.news-hero-text { max-width:600px; }
.news-hero-title { font-size:48px; font-weight:700; color:#fff; margin-bottom:16px; line-height:1.2; text-shadow:0 2px 20px rgba(0,0,0,0.3); }
.news-hero-subtitle { font-size:17px; color:rgba(255,255,255,0.88); margin-bottom:32px; line-height:1.6; }
.news-hero-btn { display:inline-flex; align-items:center; gap:8px; padding:11px 28px; background:rgba(255,255,255,0.12); border:1px solid rgba(255,255,255,0.25); border-radius:8px; color:#fff; font-size:17px; cursor:pointer; transition:all 0.3s ease; backdrop-filter:blur(10px); font-weight:500; }
.news-hero-btn:hover { background:rgba(255,255,255,0.22); border-color:rgba(255,255,255,0.4); transform:translateY(-1px); box-shadow:0 4px 20px rgba(0,0,0,0.15); }
.news-hero-btn svg { width:16px; height:16px; }

/* 统计区 */
.news-stats { background:#fafafa; padding:32px 24px; text-align:center; border-bottom:1px solid #eee; }
.news-stats h2 { font-size:28px; font-weight:600; color:#1a1a2e; margin-bottom:8px; }
.news-stats h2 .highlight { color:#dc2626; }
.news-stats p { font-size:15px; color:#888; }

/* 主体两栏 */
.news-body { max-width:1200px; margin:0 auto; padding:32px 24px 60px; display:grid; grid-template-columns:1fr 300px; gap:40px; }
.news-left { min-width:0; }
.news-right { flex-shrink:0; }

/* 筛选栏 */
.news-filter-bar { display:flex; align-items:center; gap:12px; margin-bottom:24px; flex-wrap:wrap; }

/* 行业分类下拉 */
.news-dropdown { position:relative; }
.news-dropdown-btn { height:38px; padding:0 14px; background:#fff; border:1px solid #e5e7eb; border-radius:6px; font-size:13px; color:#333; cursor:pointer; display:flex; align-items:center; gap:6px; white-space:nowrap; transition:all 0.2s; min-width:130px; }
.news-dropdown-btn:hover { border-color:#dc2626; color:#dc2626; }
.news-dropdown.open .news-dropdown-btn { border-color:#dc2626; color:#dc2626; }
.news-dropdown-menu { position:absolute; top:calc(100% + 4px); left:0; min-width:100%; background:#fff; border:1px solid #e5e7eb; border-radius:8px; box-shadow:0 4px 20px rgba(0,0,0,0.1); z-index:200; display:none; overflow:hidden; }
.news-dropdown.open .news-dropdown-menu { display:block; }
.news-dropdown-option { padding:9px 14px; font-size:13px; color:#333; cursor:pointer; transition:background 0.15s; }
.news-dropdown-option:hover { background:#f5f5f5; }
.news-dropdown-option.active { color:#dc2626; background:rgba(220,38,38,0.06); }

/* 搜索框 */
.news-search-wrap { position:relative; flex:1; min-width:200px; max-width:320px; }
.news-search-input { width:100%; height:38px; padding:0 14px 0 36px; border:1px solid #e5e7eb; border-radius:6px; font-size:13px; color:#333; background:#fff; transition:all 0.2s; }
.news-search-input:focus { outline:none; border-color:#dc2626; box-shadow:0 0 0 3px rgba(220,38,38,0.08); }
.news-search-input::placeholder { color:#bbb; }
.news-search-icon { position:absolute; left:11px; top:50%; transform:translateY(-50%); color:#bbb; pointer-events:none; }
.news-search-btn { position:absolute; right:4px; top:50%; transform:translateY(-50%); height:30px; padding:0 14px; background:#dc2626; color:#fff; font-size:13px; font-weight:500; border:none; border-radius:4px; cursor:pointer; transition:background 0.2s; }
.news-search-btn:hover { background:#b91c1c; }
.news-search-btn:active { background:#991b1b; }

/* 新闻列表 */
.news-list-wrap { }
.news-list-item { display:flex; gap:20px; padding:20px 0; border-bottom:1px solid #f0f0f0; cursor:pointer; transition:padding-left 0.2s; }
.news-list-item:last-child { border-bottom:none; }
.news-list-item:hover { padding-left:6px; }
.news-list-item:hover .news-list-title { color:#dc2626; }
.news-list-item.hidden { display:none; }
.news-list-thumb { width:240px; height:160px; flex-shrink:0; border-radius:8px; overflow:hidden; background:#f5f5f5; }
.news-list-thumb img { width:100%; height:100%; object-fit:cover; transition:transform 0.35s ease; }
.news-list-item:hover .news-list-thumb img { transform:scale(1.04); }
.news-list-content { flex:1; min-width:0; display:flex; flex-direction:column; justify-content:center; }
.news-list-tag { display:inline-block; padding:2px 8px; background:rgba(220,38,38,0.08); color:#dc2626; font-size:11px; border-radius:3px; margin-bottom:8px; width:fit-content; }
.news-list-title { font-size:17px; font-weight:700; color:#1a1a2e; line-height:1.5; margin-bottom:8px; transition:color 0.2s; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }
.news-list-desc { font-size:15px; color:#888; line-height:1.7; margin-bottom:10px; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }
.news-list-meta { display:flex; align-items:center; gap:14px; font-size:14px; color:#bbb; }

/* 空状态 */
.news-empty { text-align:center; padding:80px 24px; color:#999; }
.news-empty-icon { font-size:48px; margin-bottom:12px; }
.news-empty-text { font-size:15px; }

/* 分页 */
.news-pagination { display:flex; justify-content:center; align-items:center; gap:6px; padding:32px 0 0; }
.news-page-btn { min-width:36px; height:36px; padding:0 12px; background:#fff; border:1px solid #e5e7eb; border-radius:6px; font-size:13px; color:#333; cursor:pointer; transition:all 0.2s; display:flex; align-items:center; justify-content:center; }
.news-page-btn:hover:not(:disabled) { border-color:#dc2626; color:#dc2626; }
.news-page-btn.active { background:#dc2626; border-color:#dc2626; color:#fff; }
.news-page-btn:disabled { opacity:0.4; cursor:not-allowed; }

/* 右侧侧栏 */
.news-sidebar-section { margin-bottom:24px; }
.news-sidebar-title { font-size:15px; font-weight:700; color:#1a1a2e; margin-bottom:14px; padding-bottom:10px; border-bottom:2px solid #1a1a2e; display:flex; align-items:center; gap:6px; }
.news-sidebar-title .dot { width:4px; height:4px; background:#dc2626; border-radius:50%; }
.news-hot-list { }
.news-hot-item { display:flex; align-items:flex-start; gap:10px; padding:10px 0; border-bottom:1px solid #f5f5f5; cursor:pointer; }
.news-hot-item:last-child { border-bottom:none; }
.news-hot-item:hover .news-hot-title { color:#dc2626; }
.news-hot-num { width:18px; height:18px; border-radius:3px; display:flex; align-items:center; justify-content:center; font-size:11px; font-weight:700; color:#fff; flex-shrink:0; margin-top:2px; }
.news-hot-item:nth-child(1) .news-hot-num { background:#dc2626; }
.news-hot-item:nth-child(2) .news-hot-num { background:#ff6b35; }
.news-hot-item:nth-child(3) .news-hot-num { background:#ffa500; }
.news-hot-num.gray { background:#e0e0e0; color:#999; }
.news-hot-title { font-size:13px; color:#333; line-height:1.5; transition:color 0.2s; }
.news-sidebar-tags { display:flex; flex-wrap:wrap; gap:8px; }
.news-sidebar-tag { padding:5px 12px; background:#f5f6fa; color:#666; font-size:12px; border-radius:4px; cursor:pointer; transition:all 0.2s; }
.news-sidebar-tag:hover { background:#dc2626; color:#fff; }
.news-rec-list { }
.news-rec-item { display:flex; gap:8px; padding:8px 0; border-bottom:1px solid #f5f5f5; cursor:pointer; }
.news-rec-item:last-child { border-bottom:none; }
.news-rec-item:hover .news-rec-title { color:#dc2626; }
.news-rec-num { width:16px; height:16px; border-radius:3px; display:flex; align-items:center; justify-content:center; font-size:10px; font-weight:700; color:#fff; flex-shrink:0; margin-top:2px; }
.news-rec-item:nth-child(1) .news-rec-num { background:#dc2626; }
.news-rec-item:nth-child(2) .news-rec-num { background:#ff6b35; }
.news-rec-item:nth-child(3) .news-rec-num { background:#ffa500; }
.news-rec-num.gray { background:#e0e0e0; color:#999; }
.news-rec-title { font-size:12px; color:#444; line-height:1.5; transition:color 0.2s; }

/* 响应式 */
@media (max-width: 1024px) {
  .news-body { grid-template-columns:1fr; }
  .news-right { display:none; }
}
@media (max-width: 768px) {
  .news-hero-title { font-size:36px; }
  .news-hero-subtitle { font-size:16px; }
  .news-body { padding:20px 16px 40px; }
  .news-list-thumb { width:140px; height:100px; }
  .news-list-title { font-size:15px; }
  .news-list-desc { font-size:13px; }
  .news-filter-bar { gap:8px; }
}
/* ===== Shake动画（表单校验抖动）====== */
@keyframes shake {
  0%,100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}
.shake { animation: shake 0.4s ease; }

/* ========================================
   新闻详情页样式（news-detail.html）
   ======================================== */

/* 面包屑 */
.nd-breadcrumb { background:#f9fafb; border-bottom:1px solid #f0f0f0; padding:10px 0; }
.nd-breadcrumb-inner { max-width:1200px; margin:0 auto; padding:0 24px; font-size:14px; color:#888; display:flex; align-items:center; gap:6px; }
.nd-breadcrumb-inner a { color:#666; text-decoration:none; transition:color 0.2s; }
.nd-breadcrumb-inner a:hover { color:#dc2626; }
.nd-breadcrumb-sep { color:#ccc; margin:0 2px; }
.nd-breadcrumb-current { color:#333; font-weight:500; }

/* 主体两栏 */
.nd-body { max-width:1200px; margin:0 auto; padding:32px 24px 60px; display:grid; grid-template-columns:1fr 320px; gap:40px; }
.nd-article { min-width:0; }
.nd-sidebar { flex-shrink:0; }

/* 文章头部 */
.nd-header { margin-bottom:28px; padding-bottom:24px; border-bottom:1px solid #f0f0f0; }
.nd-tag { display:inline-block; padding:3px 10px; background:rgba(220,38,38,0.08); color:#dc2626; font-size:12px; border-radius:4px; margin-bottom:14px; font-weight:500; }
.nd-title { font-size:26px; font-weight:700; color:#1a1a2e; line-height:1.5; margin-bottom:16px; }
.nd-meta { display:flex; align-items:center; gap:20px; flex-wrap:wrap; }
.nd-meta-item { display:flex; align-items:center; gap:6px; font-size:13px; color:#999; }
.nd-meta-item svg { width:15px; height:15px; color:#bbb; flex-shrink:0; }

/* 文章正文 */
.nd-content { font-size:16px; line-height:1.9; color:#333; }
.nd-content p { margin-bottom:18px; }
.nd-content h2 { font-size:20px; font-weight:700; color:#1a1a2e; margin:36px 0 16px; padding-left:14px; border-left:4px solid #dc2626; line-height:1.4; }
.nd-content h3 { font-size:17px; font-weight:600; color:#1a1a2e; margin:24px 0 12px; }
.nd-content strong { color:#dc2626; font-weight:600; }

/* 文章图片 */
.nd-img { margin:24px 0; border-radius:10px; overflow:hidden; background:#f5f5f5; }
.nd-img img { width:100%; display:block; transition:transform 0.35s ease; }
.nd-img:hover img { transform:scale(1.02); }

/* 文章表格 */
.nd-table { width:100%; border-collapse:collapse; margin:20px 0; font-size:14px; border-radius:8px; overflow:hidden; border:1px solid #e5e7eb; }
.nd-table thead { background:#f9fafb; }
.nd-table th { padding:12px 16px; text-align:left; font-weight:600; color:#333; border-bottom:2px solid #e5e7eb; font-size:14px; }
.nd-table td { padding:11px 16px; border-bottom:1px solid #f0f0f0; color:#555; }
.nd-table tbody tr:hover { background:#fafafa; }
.nd-table tbody tr:last-child td { border-bottom:none; }

/* 文章列表 */
.nd-list { margin:16px 0 24px 0; padding-left:0; list-style:none; }
.nd-list li { position:relative; padding:8px 0 8px 24px; color:#444; line-height:1.7; }
.nd-list li::before { content:""; position:absolute; left:0; top:16px; width:8px; height:8px; background:#dc2626; border-radius:50%; }

/* 底部操作栏 */
.nd-actions { display:flex; gap:16px; padding:24px 0; margin-top:28px; border-top:1px solid #f0f0f0; border-bottom:1px solid #f0f0f0; }
.nd-action-btn { display:flex; align-items:center; gap:6px; padding:8px 20px; background:#f5f6fa; border:1px solid #e5e7eb; border-radius:8px; font-size:14px; color:#666; cursor:pointer; transition:all 0.25s ease; }
.nd-action-btn svg { width:18px; height:18px; transition:all 0.25s; }
.nd-action-btn:hover { border-color:#dc2626; color:#dc2626; background:rgba(220,38,38,0.04); }
.nd-action-btn:hover svg { stroke:#dc2626; }
.nd-action-btn.active { border-color:#dc2626; color:#dc2626; background:rgba(220,38,38,0.06); }
.nd-action-btn.active svg { fill:#dc2626; stroke:#dc2626; }

/* 上下篇导航 */
.nd-nav { display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-top:32px; }
.nd-nav-item { display:flex; flex-direction:column; gap:6px; padding:16px 20px; background:#f9fafb; border:1px solid #f0f0f0; border-radius:10px; text-decoration:none; transition:all 0.25s ease; }
.nd-nav-item:hover { border-color:#dc2626; background:rgba(220,38,38,0.02); }
.nd-nav-label { font-size:12px; color:#999; font-weight:500; }
.nd-nav-title { font-size:14px; color:#333; line-height:1.5; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; transition:color 0.2s; }
.nd-nav-item:hover .nd-nav-title { color:#dc2626; }

/* ===== 侧栏 ===== */
.nd-sidebar-card { background:#fff; border:1px solid #f0f0f0; border-radius:12px; padding:20px; margin-bottom:20px; transition:box-shadow 0.3s; }
.nd-sidebar-card:hover { box-shadow:0 4px 20px rgba(0,0,0,0.06); }

/* 作者卡片 */
.nd-author { display:flex; align-items:center; gap:12px; margin-bottom:16px; }
.nd-author-avatar { width:48px; height:48px; border-radius:12px; overflow:hidden; flex-shrink:0; background:#f5f5f5; }
.nd-author-avatar img { width:100%; height:100%; object-fit:contain; }
.nd-author-info { flex:1; min-width:0; }
.nd-author-name { font-size:16px; font-weight:600; color:#1a1a2e; }
.nd-author-desc { font-size:13px; color:#999; margin-top:2px; }
.nd-follow-btn { display:block; width:100%; height:38px; text-align:center; line-height:38px; background:linear-gradient(135deg,#dc2626,#b91c1c); color:#fff; border-radius:8px; font-size:14px; font-weight:500; text-decoration:none; transition:all 0.25s; }
.nd-follow-btn:hover { box-shadow:0 4px 16px rgba(220,38,38,0.3); transform:translateY(-1px); }

/* 侧栏标题 */
.nd-sidebar-title { font-size:16px; font-weight:700; color:#1a1a2e; margin-bottom:16px; padding-bottom:10px; border-bottom:2px solid #1a1a2e; position:relative; }
.nd-sidebar-title::after { content:""; position:absolute; bottom:-2px; left:0; width:32px; height:2px; background:#dc2626; }

/* 相关资讯 */
.nd-related-list { }
.nd-related-item { display:flex; align-items:flex-start; gap:10px; padding:10px 0; border-bottom:1px solid #f5f5f5; text-decoration:none; cursor:pointer; transition:padding-left 0.2s; }
.nd-related-item:last-child { border-bottom:none; }
.nd-related-item:hover { padding-left:4px; }
.nd-related-item:hover .nd-related-text { color:#dc2626; }
.nd-related-num { width:20px; height:20px; border-radius:4px; display:flex; align-items:center; justify-content:center; font-size:11px; font-weight:700; color:#fff; flex-shrink:0; margin-top:2px; background:#e0e0e0; color:#999; }
.nd-related-num-1 { background:#dc2626; color:#fff; }
.nd-related-num-2 { background:#ff6b35; color:#fff; }
.nd-related-num-3 { background:#ffa500; color:#fff; }
.nd-related-text { font-size:13px; color:#444; line-height:1.6; transition:color 0.2s; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }

/* 标签云 */
.nd-tag-cloud { display:flex; flex-wrap:wrap; gap:8px; }
.nd-tag-cloud-item { padding:5px 12px; background:#f5f6fa; color:#666; font-size:12px; border-radius:4px; text-decoration:none; transition:all 0.2s; border:1px solid transparent; }
.nd-tag-cloud-item:hover { background:rgba(220,38,38,0.06); color:#dc2626; border-color:rgba(220,38,38,0.15); }

/* 二维码 */
.nd-sidebar-qr { text-align:center; }
.nd-qr-img { width:140px; height:140px; margin:0 auto 12px; border-radius:10px; overflow:hidden; background:#f5f5f5; border:1px solid #eee; }
.nd-qr-img img { width:100%; height:100%; object-fit:cover; }
.nd-qr-label { font-size:14px; font-weight:500; color:#333; margin-bottom:4px; }
.nd-qr-hint { font-size:12px; color:#999; }

/* ===== 响应式 ===== */
@media (max-width:1024px) {
  .nd-body { grid-template-columns:1fr; }
  .nd-sidebar { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; }
  .nd-sidebar-qr { grid-column:span 2; }
}
@media (max-width:768px) {
  .nd-breadcrumb-inner { font-size:13px; }
  .nd-title { font-size:22px; }
  .nd-content { font-size:15px; }
  .nd-content h2 { font-size:18px; }
  .nd-breadcrumb { top:56px; }
    .nd-body { padding:96px 16px 40px; gap:24px; }
  .nd-nav { grid-template-columns:1fr; }
  .nd-sidebar { grid-template-columns:1fr; }
  .nd-sidebar-qr { grid-column:auto; }
  .nd-meta { gap:12px; }
  .nd-actions { flex-wrap:wrap; gap:10px; }
  .nd-table { font-size:13px; }
  .nd-table th, .nd-table td { padding:8px 10px; }
}
@media (max-width:480px) {
  .nd-title { font-size:20px; }
  .nd-content { font-size:14px; line-height:1.8; }
  .nd-content h2 { font-size:16px; margin:24px 0 12px; }
  .nd-meta-item { font-size:12px; }
  .nd-action-btn { padding:6px 14px; font-size:13px; }
}


/* news-detail.html: navbar scrolls normally, not fixed */
.news-detail .navbar { position: static !important; }
.news-detail .nd-body { padding-top: 32px; }

/* news-detail.html: navbar 默认就是 hover 后的样子（白底黑字），不需要触发 hover */
.news-detail .navbar {
  background: #fff !important;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08) !important;
}
.news-detail .navbar .nav-menu > li > a,
.news-detail .navbar .nav-logo,
.news-detail .navbar .nav-logo span,
.news-detail .nav-logo strong {
  color: #333 !important;
}
.news-detail .navbar .nav-menu > li > a:hover {
  color: #dc2626 !important;
}
.news-detail .navbar .nav-logo::after {
  background: #dc2626 !important;
}


/* news-detail.html: navbar 直接套 .navbar.scrolled 的样式（白底黑字阴影，和其他页面滚动后一样） */
.news-detail .navbar {
  background: rgba(255, 255, 255, 0.98) !important;
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}
.news-detail .navbar .nav-logo {
  color: #1a1a2e;
}
.news-detail .navbar .nav-menu a {
  color: #000;
}
.news-detail .navbar .nav-menu a:hover {
  color: #dc2626;
  background: rgba(220, 38, 38, 0.06);
}
.news-detail .navbar .nav-menu a.active {
  color: #dc2626;
}
.news-detail .navbar .btn-login {
  color: #555;
  border: 1px solid rgba(0,0,0,0.15);
  background: transparent;
}
.news-detail .navbar .btn-login:hover {
  color: #dc2626;
  border-color: #dc2626;
  background: rgba(220, 38, 38, 0.04);
}
.news-detail .navbar .btn-register {
  color: #fff;
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.25);
}
.news-detail .navbar .btn-register:hover {
  box-shadow: 0 4px 16px rgba(220, 38, 38, 0.35);
  background: linear-gradient(135deg, #b91c1c, #991b1b);
}
.news-detail .navbar .menu-toggle span {
  background: #333;
}

/* ===== 关于我们页面 ===== */
.about-hero {
  position: relative;
  min-height: 520px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}
.about-hero-bg {
  position: absolute;
  inset: 0;
  background: url('../images/xwbanner2.jpg') center / cover no-repeat;
  filter:brightness(0.7);
  z-index: 0;
}
.about-hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
}
.about-hero-overlay {
  position: absolute;
  left: 0;
  bottom: 0;        /* 关键：固定在底部 */
  width: 100%;
  height: 100px;    /* 渐变高度 */
  background: linear-gradient(to top, rgba(10,25,47,0.9), transparent); 
  z-index: 1;
}
.about-hero-content {
  position: relative;
  z-index: 2;
  text-align: left;
  max-width: 760px;
  margin-left: max(24px, calc((100% - 1200px) / 2 + 24px));
  animation: fadeInUp 0.6s ease both;
}
.about-hero-badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: #dc2626;
  background: rgba(220,38,38,0.12);
  border: 1px solid rgba(220,38,38,0.25);
  padding: 5px 16px;
  border-radius: 20px;
  margin-bottom: 24px;
  letter-spacing: 1px;
}
.about-hero-title {
  font-size: 52px;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -1px;
}
.about-hero-desc {
  font-size: 17px;
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  margin-bottom: 32px;
}
.about-hero-stats {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 48px;
  margin-top: 40px;
  margin-left: max(24px, calc((100% - 1200px) / 2 + 24px));
  padding: 28px 48px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  backdrop-filter: blur(12px);
  animation: fadeInUp 0.6s 0.2s ease both;
}
.about-stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.about-stat-num {
  font-size: 32px;
  font-weight: 700;
  color: #dc2626;
  line-height: 1;
}
.about-stat-label {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 1px;
}

.about-section { padding: 80px 0; }
.about-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.about-section-header { text-align: center; margin-bottom: 56px; }
.about-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: #dc2626;
  background: rgba(220,38,38,0.08);
  border: 1px solid rgba(220,38,38,0.2);
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.about-section-title {
  font-size: 36px;
  font-weight: 700;
  color: #1a1a2e;
  line-height: 1.3;
  margin-bottom: 12px;
}
.about-section-subtitle { font-size: 16px; color: #888; }

.about-value { background: #fafafa; }
.about-value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.about-value-card {
  background: #fff;
  border-radius: 16px;
  padding: 32px 24px;
  transition: transform 0.3s, box-shadow 0.3s;
  border: 1px solid #f0f0f0;
}
.about-value-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(220,38,38,0.1);
  border-color: rgba(220,38,38,0.2);
}
.about-value-icon {
  width: 52px;
  height: 52px;
  background: rgba(220,38,38,0.08);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.about-value-icon svg { width: 28px; height: 28px; stroke: #dc2626; }
.about-value-card h3 { font-size: 18px; font-weight: 600; color: #1a1a2e; margin-bottom: 10px; }
.about-value-card p { font-size: 14px; color: #666; line-height: 1.7; }

.about-timeline { background: #fff; }
.about-timeline-wrap { position: relative; max-width: 900px; margin: 0 auto; }
.about-timeline-line {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, #dc2626, #fca5a5);
  transform: translateX(-50%);
}
.about-timeline-item {
  position: relative;
  width: 50%;
  padding: 0 40px 48px;
}
.about-timeline-item.left { padding-right: 60px; text-align: right; }
.about-timeline-item.right { margin-left: 50%; padding-left: 60px; text-align: left; }
.about-timeline-dot {
  position: absolute;
  width: 16px;
  height: 16px;
  background: #dc2626;
  border-radius: 50%;
  top: 6px;
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px #dc2626;
}
.about-timeline-item.left .about-timeline-dot { right: -8px; }
.about-timeline-item.right .about-timeline-dot { left: -8px; }
.about-timeline-card {
  background: #fafafa;
  border-radius: 12px;
  padding: 24px;
  border: 1px solid #f0f0f0;
}
.about-timeline-date {
  font-size: 12px;
  font-weight: 600;
  color: #dc2626;
  letter-spacing: 1px;
  display: block;
  margin-bottom: 8px;
}
.about-timeline-card h3 { font-size: 17px; font-weight: 600; color: #1a1a2e; margin-bottom: 8px; }
.about-timeline-card p { font-size: 14px; color: #666; line-height: 1.7; }

/* 企业简介 */
.about-intro { background: #fafafa; }
.about-intro-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: start;
}
.about-intro-main {}
.about-intro-lead {
  font-size: 18px;
  font-weight: 600;
  color: #1a1a2e;
  line-height: 1.8;
  margin-bottom: 20px;
}
.about-intro-text {
  font-size: 15px;
  color: #555;
  line-height: 1.9;
  margin-bottom: 16px;
}
.about-intro-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.about-intro-highlight {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  border: 1px solid #f0f0f0;
  transition: transform 0.25s, box-shadow 0.25s;
}
.about-intro-highlight:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(220,38,38,0.08);
}
.about-intro-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-intro-icon svg { width: 24px; height: 24px; stroke: #fff; }
.about-intro-highlight h4 {
  font-size: 15px;
  font-weight: 600;
  color: #1a1a2e;
  margin-bottom: 4px;
}
.about-intro-highlight p {
  font-size: 13px;
  color: #888;
  line-height: 1.6;
}

.about-contact { background: #fff; }
.about-contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.about-contact-info { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.about-contact-item { display: flex; gap: 14px; align-items: flex-start; }
.about-contact-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: rgba(220,38,38,0.08);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-contact-icon svg { width: 22px; height: 22px; stroke: #dc2626; }
.about-contact-item h4 { font-size: 13px; font-weight: 600; color: #1a1a2e; margin-bottom: 4px; }
.about-contact-item p { font-size: 14px; color: #666; line-height: 1.5; }
.about-contact-map {
  background: #fafafa;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #f0f0f0;
}
.about-map-placeholder {
  height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #aaa;
  gap: 8px;
}
.about-map-placeholder svg { width: 48px; height: 48px; }
.about-map-placeholder span { font-size: 15px; font-weight: 500; }
.about-map-placeholder p { font-size: 13px; }

/* ===== 入驻合作页面 ===== */
.join-hero {
  position: relative;
  min-height: 520px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 120px 24px 0;
  overflow: hidden;
}
.join-hero-bg {
  position: absolute;
  inset: 0;
  background: url('../images/banner6.jpg') center / cover no-repeat;
  z-index: 0;
  filter: brightness(0.7);  
}


.join-hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  
}
.join-hero-overlay {
  position: absolute;
  left: 0;
  bottom: 0;        /* 关键：固定在底部 */
  width: 100%;
  height: 100px;    /* 渐变高度 */
  background: linear-gradient(to top, rgba(10,25,47,0.9), transparent); 
  z-index: 1;
}






.join-hero-content {
  position: relative;
  z-index: 2;
  text-align: left;
  max-width: 800px;
  margin-left: max(24px, calc((100% - 1200px) / 2 + 24px));
  padding-bottom: 48px;
  animation: fadeInUp 0.6s ease both;
}
.join-hero-badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: #dc2626;
  background: rgba(220,38,38,0.12);
  border: 1px solid rgba(220,38,38,0.25);
  padding: 5px 16px;
  border-radius: 20px;
  margin-bottom: 24px;
  letter-spacing: 1px;
}
.join-hero-title {
  font-size: 52px;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -1px;
}
.join-hero-desc {
  font-size: 17px;
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  margin-bottom: 32px;
}
.join-hero-actions { display: flex; gap: 16px; justify-content: flex-start; }
.join-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  color: #fff;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  transition: all 0.3s;
  box-shadow: 0 4px 16px rgba(220,38,38,0.3);
}
.join-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(220,38,38,0.4);
  color: #fff;
}
.join-btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.85);
  border-radius: 10px;
  font-size: 16px;
  transition: all 0.3s;
}
.join-btn-secondary:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.4);
  color: #fff;
}
.join-hero-cards {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 16px;
  max-width: 900px;
  margin-left: max(24px, calc((100% - 1200px) / 2 + 24px));
  width: 100%;
  padding: 0 24px 48px;
  animation: fadeInUp 0.6s 0.2s ease both;
}
.join-hero-card {
  flex: 1;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 20px;
  backdrop-filter: blur(8px);
}
.join-hero-card-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: rgba(220,38,38,0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.join-hero-card-icon svg { width: 22px; height: 22px; stroke: #dc2626; }
.join-hero-card h4 { font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 4px; }
.join-hero-card p { font-size: 12px; color: rgba(255,255,255,0.55); line-height: 1.5; }

.join-section { padding: 80px 0; }
.join-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.join-section-header { text-align: center; margin-bottom: 56px; }
.join-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: #dc2626;
  background: rgba(220,38,38,0.08);
  border: 1px solid rgba(220,38,38,0.2);
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.join-section-title { font-size: 36px; font-weight: 700; color: #1a1a2e; line-height: 1.4; margin-bottom: 8px; }
.join-section-subtitle { font-size: 16px; color: #888; }

.join-benefits { background: #fafafa; }
.join-benefits-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.join-benefit-card {
  background: #fff;
  border-radius: 16px;
  padding: 32px 28px;
  border: 1px solid #f0f0f0;
  transition: transform 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}
.join-benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(220,38,38,0.1);
  border-color: rgba(220,38,38,0.2);
}
.join-benefit-featured {
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  border-color: transparent;
}
.join-benefit-featured h3,
.join-benefit-featured p { color: #fff; }
.join-benefit-featured .join-benefit-num { color: rgba(255,255,255,0.4); }
.join-benefit-tag {
  position: absolute;
  top: 20px;
  right: -28px;
  background: rgba(255,255,255,0.2);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 32px;
  transform: rotate(45deg);
  letter-spacing: 1px;
}
.join-benefit-num {
  font-size: 40px;
  font-weight: 700;
  color: rgba(220,38,38,0.15);
  line-height: 1;
  margin-bottom: 16px;
}
.join-benefit-card h3 { font-size: 18px; font-weight: 600; color: #1a1a2e; margin-bottom: 10px; }
.join-benefit-card p { font-size: 14px; color: #666; line-height: 1.7; }

.join-process { background: #fff; }
.join-process-steps { display: flex; align-items: flex-start; }
.join-step { flex: 1; text-align: center; padding: 0 16px; }
.join-step-num { font-size: 12px; font-weight: 700; color: #dc2626; letter-spacing: 2px; margin-bottom: 12px; }
.join-step-icon {
  width: 64px;
  height: 64px;
  background: rgba(220,38,38,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  border: 2px solid rgba(220,38,38,0.15);
}
.join-step-icon svg { width: 28px; height: 28px; stroke: #dc2626; }
.join-step h3 { font-size: 16px; font-weight: 600; color: #1a1a2e; margin-bottom: 8px; }
.join-step p { font-size: 13px; color: #888; line-height: 1.6; }
.join-step-arrow { width: 40px; min-width: 40px; display: flex; align-items: center; justify-content: center; padding-top: 24px; }
.join-step-arrow svg { width: 20px; height: 20px; stroke: #ddd; }

.join-industries { background: #fafafa; }
.join-industries-grid { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.join-industry-tag {
  padding: 10px 22px;
  background: #fff;
  border: 1px solid #e8e8e8;
  border-radius: 8px;
  font-size: 14px;
  color: #555;
  transition: all 0.2s;
  cursor: default;
}
.join-industry-tag:hover {
  border-color: #dc2626;
  color: #dc2626;
  background: rgba(220,38,38,0.04);
}
.join-industry-plus { color: #dc2626; font-weight: 700; font-size: 18px; border-style: dashed; }

.join-apply { background: linear-gradient(135deg, #fdf2f2, #fef2f2); }
.join-apply-form-wrap { max-width: 760px; margin: 0 auto; }
.join-apply-form {
  background: #fff;
  border-radius: 20px;
  padding: 48px;
  box-shadow: 0 4px 24px rgba(220,38,38,0.08);
  border: 1px solid rgba(220,38,38,0.08);
}
.join-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.join-form-group { display: flex; flex-direction: column; gap: 8px; }
.join-form-group-full { grid-column: 1 / -1; }
.join-form-group label { font-size: 14px; font-weight: 500; color: #333; }
.join-form-group .required { color: #dc2626; }
.join-form-group input,
.join-form-group select,
.join-form-group textarea {
  padding: 12px 16px;
  border: 1px solid #e0e0e0;
  border-radius: 10px;
  font-size: 15px;
  color: #333;
  background: #fafafa;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: inherit;
}
.join-form-group input:focus,
.join-form-group select:focus,
.join-form-group textarea:focus {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220,38,38,0.1);
  background: #fff;
}
.join-form-group textarea { resize: vertical; }
.join-form-verify { display: flex; gap: 12px; align-items: center; }
.join-form-verify input { flex: 1; }
#verifyCanvas { border-radius: 8px; cursor: pointer; border: 1px solid #e0e0e0; height: 44px; }
.join-submit-btn {
  width: 100%;
  padding: 15px;
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 4px 16px rgba(220,38,38,0.25);
}
.join-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(220,38,38,0.35);
}
.join-form-tip { text-align: center; font-size: 13px; color: #999; margin-top: 16px; }
.join-form-tip a { color: #dc2626; text-decoration: none; }
.join-form-tip a:hover { text-decoration: underline; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .about-value-grid { grid-template-columns: repeat(2, 1fr); }
  .about-intro-layout { grid-template-columns: 1fr; }
  .join-benefits-grid { grid-template-columns: repeat(2, 1fr); }
  .join-process-steps { flex-wrap: wrap; justify-content: center; gap: 24px; }
  .join-step-arrow { display: none; }
}
@media (max-width: 768px) {
  .about-hero-title { font-size: 36px; }
  .about-hero-content,
  .about-hero-stats { margin-left: 24px; }
  .about-hero-stats { flex-wrap: wrap; gap: 24px; padding: 24px; }
  .about-stat-item { min-width: calc(50% - 12px); }
  .about-value-grid,
  .about-intro-layout { grid-template-columns: 1fr; }
  .about-intro-lead { font-size: 16px; }
  .about-contact-grid { grid-template-columns: 1fr; }
  .about-contact-info { grid-template-columns: 1fr; }
  .about-timeline-line { left: 20px; }
  .about-timeline-item,
  .about-timeline-item.left,
  .about-timeline-item.right {
    width: 100%;
    margin-left: 0;
    padding: 0 0 32px 52px;
    text-align: left;
  }
  .about-timeline-item.left .about-timeline-dot,
  .about-timeline-item.right .about-timeline-dot { left: 12px; right: auto; }
  .join-hero-title { font-size: 36px; }
  .join-hero-content,
  .join-hero-cards { margin-left: 24px; }
  .join-hero-cards { flex-direction: column; }
  .join-hero-actions { flex-direction: column; align-items: flex-start; }
  .join-section-title { font-size: 28px; }
  .join-benefits-grid { grid-template-columns: 1fr; }
  .join-apply-form { padding: 28px 20px; }
  .join-form-row { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .about-hero-title { font-size: 28px; }
  .about-hero { padding: 100px 16px 60px; }
  .about-section { padding: 60px 0; }
  .about-intro-layout { grid-template-columns: 1fr; }
  .join-hero-title { font-size: 28px; }
  .join-section { padding: 60px 0; }
  .join-section-title { font-size: 24px; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 政策弹窗 */
.join-policy-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.join-policy-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
}

.join-policy-dialog {
  position: relative;
  width: 90%;
  max-width: 600px;
  max-height: 80vh;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.join-policy-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid #eee;
}

.join-policy-header h3 {
  margin: 0;
  font-size: 18px;
  color: #333;
}

.join-policy-close {
  font-size: 28px;
  color: #999;
  cursor: pointer;
  line-height: 1;
}

.join-policy-close:hover {
  color: #333;
}

.join-policy-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.join-policy-body h4 {
  margin: 0 0 16px;
  font-size: 20px;
  color: #dc2626;
  border-bottom: 1px solid #eee;
  padding-bottom: 12px;
}

.join-policy-body h5 {
  margin: 20px 0 8px;
  font-size: 15px;
  color: #333;
}

.join-policy-body p {
  margin: 0;
  font-size: 14px;
  color: #666;
  line-height: 1.8;
}

.policy-link {
  color: #dc2626 !important;
  text-decoration: underline !important;
  cursor: pointer;
}

.policy-link:hover {
  color: #b91c1c !important;
}