/* ============================================================
   定制服务页 custom.html 专用样式
   设计体系：--green:#0A6659  --green-dark:#075044
   响应式断点：980px / 600px
   ============================================================ */

/* 主体浅底 */
.cu-sec { padding: 60px 0; }
.cu-sec.alt { background: #fff; }

/* 页头简述 */
.cu-intro { max-width: 920px; margin: 0 auto 8px; text-align: center; }
.cu-intro .lead {
  font-size: 16px; line-height: 1.9; color: var(--text-light);
  margin-top: 14px;
}
.cu-intro .lead strong { color: var(--green); }

/* ============ 六步交付流程 ============ */
.cu-process {
  position: relative;
  background-image: url('../images/oem_bg.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
.cu-process::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 1;
}
.cu-process .container { position: relative; z-index: 2; }
.cu-process .section-head h2,
.cu-process .section-head .section-desc { color: #fff; }
.cu-process .section-head .section-desc { opacity: .82; }
.cu-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0px;
  margin-top: 30px;
}
.cu-step {
  position: relative;
  padding: 22px 14px 20px;
  text-align: center;
  color: #fff;
  border-bottom: 1px solid rgba(93,93,93,.7);
  border-right: 1px solid rgba(93,93,93,.7);
}
.cu-step:nth-child(3n){border-right:none}
.cu-step:nth-last-child(-n+3){border-bottom:none}
.cu-step .cu-step-ico {
  width: 64px; height: 64px;
  margin: 0 auto 10px;
  display: flex; align-items: center; justify-content: center;
}
.cu-step .cu-step-ico img {
  object-fit: contain;
  display: block;
}
.cu-step h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.cu-step p { font-size: 16px; line-height: 1.6; opacity: .85; margin-bottom: 1em; }

/* ============ 通用卡片网格 ============ */
.cu-cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 26px;
}
/* 六大定制能力版块：背景图 10% 透明度 */
.cu-cap-sec { position: relative; background:#000;}
.cu-cap-sec::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('../images/bg_dingzhi.jpg');
  background-size: cover;
  background-position: center;
	opacity: 1;
  z-index: 0;
  pointer-events: none;
}
.cu-cap-sec .container { position: relative; z-index: 1; }
/* 本版块背景为深绿六边形纹理图，标题与描述改用浅色
   （用 .cu-cap-sec 作用域限定，只影响本页本版块，不波及其它页面） */
.cu-cap-sec .section-title{ color:#fff; }
.cu-cap-sec .section-desc{ color:rgba(255,255,255,.85); }

.cu-cap {
  background: #fff;
  border-radius:0px;
  padding: 40px 30px;
  transition: transform .25s ease, box-shadow .25s ease;
  text-align: center;
}
.cu-cap:hover { transform: translateY(-4px); box-shadow: 0 14px 32px rgba(10,102,89,.12); }
.cu-cap .cu-cap-ico {
  width: 50px; height: 50px;
  color: var(--green);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.cu-cap .cu-cap-ico svg,
.cu-cap .cu-cap-ico i { width:100%; font-size:36px; line-height: 1; }
.cu-cap h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.cu-cap p { font-size: 16px; line-height: 1.8; color: var(--text-light); }

/* ============ 至诚服务（图文卡） ============ */
.cu-svc-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 26px;
}
.cu-svc {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(10,102,89,.05);
  transition: transform .25s ease;
}
.cu-svc:hover { transform: translateY(-4px); }
.cu-svc img { width: 100%; height: 168px; object-fit: cover; display: block; }
.cu-svc h3 { font-size: 16.5px; font-weight: 700; padding: 16px 18px 4px; }
.cu-svc p { font-size: 13.5px; line-height: 1.7; color: var(--text-light); padding: 0 18px 18px; }

/* ============ 适用客户标签 ============ */
.cu-tags {
  display: flex; flex-wrap: wrap; gap:20px;
  justify-content: center;
  margin-top: 24px; margin-bottom: 30px;
}
.cu-tag {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff;
  border: 1px solid #e3e9e7;
  color: #2b3a37;
  border-radius: 999px;
  padding: 10px 20px;
  font-size: 18px; font-weight: 600;
  transition: all .2s ease;
}
.cu-tag:hover { background: var(--green); color: #fff; border-color: var(--green); }
.cu-tag::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--green);
}
.cu-tag:hover::before { background: #fff; }

/* ============ 定制案例（Swiper 轮播） ============ */
.case-sec { background: var(--bg-light); }
.case-swiper-box { position: relative; padding-top: 30px;}
.case-card {
  background: #fff;
  overflow: hidden;
  border: 1px solid #eef1f0;
  transition: transform .25s ease, box-shadow .25s ease;
  height: 100%;
}
.case-card:hover { transform: translateY(-4px); box-shadow: 0 14px 32px rgba(10,102,89,.12); }
.case-card-img { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: #f2f5f4; }
.case-card-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.case-card-tag {
  position: absolute; left: 12px; top: 12px; z-index: 2;
  background: rgba(6,70,60,.92); color: #fff;
  font-size: 12px; font-weight: 600;
  padding: 5px 11px; border-radius: 999px;
  backdrop-filter: blur(2px);
}
.case-card-body { padding: 16px 18px 30px; }
.case-card-body h3 { font-size: 18px; font-weight: 700; color: #1f2d2a; margin-bottom: 8px; line-height: 1.5; }
.case-card-body p { font-size: 14px; line-height:1.7; color: var(--text-light); margin: 0; }
/* 左右切换箭头 */
.case-nav {
  position: absolute; top: 38%; z-index: 10;
  width: 42px; height: 42px; border-radius: 50%;
  background: #fff; color: var(--green);
  border: 1px solid #e3e9e7;
  box-shadow: 0 6px 18px rgba(10,102,89,.14);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; cursor: pointer;
  transition: all .2s ease;
}
.case-prev { left: -8px; }
.case-next { right: -8px; }
.case-nav:hover { background: var(--green); color: #fff; border-color: var(--green); }
.case-nav.swiper-button-disabled { opacity: .35; cursor: default; }
/* 切换焦点 */
.case-pagination { position: static; margin-top: 24px; text-align: center; line-height: 1; }
.case-pagination .swiper-pagination-bullet {
  width: 8px; height: 8px; background: #c9d6d2; opacity: 1;
  margin: 0 5px; transition: all .25s ease;
}
.case-pagination .swiper-pagination-bullet-active { width: 22px; border-radius: 6px; background: var(--green); }

/* ============ 适用客户（这些品牌都在用荣峰定制）新样式背景 ============ */
/* 全新样式：绿色竖向渐变 + 右上/左下柔光 + 底部波浪纹（区别于碎点阵/大块几何） */
#cu-clients{
  position: relative;
  overflow: hidden;
  background-color: #f6fbf9;
  background-image:
    radial-gradient(circle at 10% 14%, rgba(10,102,89,.09), rgba(10,102,89,0) 30%),
    radial-gradient(circle at 92% 84%, rgba(10,102,89,.07), rgba(10,102,89,0) 30%),
    linear-gradient(180deg, #fafcfa 0%, #ecf6f2 100%),
    url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='400'%20height='80'%3E%3Cpath%20d='M0%2045%20C50%2015%20100%2015%20150%2045%20S250%2075%20300%2045%20S350%2015%20400%2045%20L400%2080%20L0%2080%20Z'%20fill='%230A6659'%20fill-opacity='0.05'/%3E%3C/svg%3E");
  background-repeat: no-repeat, no-repeat, no-repeat, repeat-x;
  background-position: 0 0, 0 0, 0 0, 0 100%;
  background-size: auto, auto, auto, 400px 80px;
}
#cu-clients > .container{position:relative;z-index:1}

/* ============ 合作品牌 logo 滚动墙（第一行向左 / 第二行向右，纯 CSS 无缝滚动） ============ */
.cu-logos {
  margin: 6px 0 12px;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.cu-logo-row { overflow: hidden; }
.cu-logo-row + .cu-logo-row { margin-top: 18px; }
/* 内容双份 + translateX(-50%) 循环：-50% 恰为一组宽度，回绕点画面与起点完全一致 → 像素级无缝 */
.cu-logo-track {
  display: flex;
  width: max-content;
  will-change: transform;
}
.cu-logo-group {
  display: flex;
  gap: 20px;
  padding-right: 20px;  /* 组尾留白 = 组内间距，两组拼接处无缝 */
}
.cu-logo-left .cu-logo-track  { animation: cu-scroll-left  34s linear infinite; }
.cu-logo-right .cu-logo-track { animation: cu-scroll-right 34s linear infinite; }
@keyframes cu-scroll-left {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes cu-scroll-right {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}
@media (prefers-reduced-motion: reduce) {
  .cu-logo-left .cu-logo-track,
  .cu-logo-right .cu-logo-track { animation: none; }
}
.cu-logo-item {
  width: 216px; height:105px;
  display: flex; align-items: center; justify-content: center;
  background: #fff; border: 1px solid #eef1f0; border-radius: 10px;
  transition: border-color .3s ease, box-shadow .3s ease;
}
.cu-logo-item img {
  max-width: 82%; max-height: 90%;
  object-fit: contain;
}
.cu-logo-item:hover {
  border-color: #d7e4df;
  box-shadow: 0 8px 20px rgba(10,102,89,.12);
}
@media (max-width: 600px) {
  .cu-logo-item { width: 150px; height: 74px; }
  .cu-logo-row + .cu-logo-row { margin-top: 12px; }
}

/* ============ 定制案例（典型场景） ============ */
.cu-case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 26px;
}
.cu-case {
  display: flex; flex-direction: column;
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #eef1f0;
  box-shadow: 0 8px 24px rgba(10,102,89,.05);
  transition: transform .25s ease, box-shadow .25s ease;
}
.cu-case:hover { transform: translateY(-4px); box-shadow: 0 14px 32px rgba(10,102,89,.12); }
.cu-case-top { position: relative; }
.cu-case-top img { width: 100%; height: 180px; object-fit: cover; display: block; }
.cu-case-tag {
  position: absolute; left: 14px; top: 14px; z-index: 2;
  background: rgba(6,70,60,.92); color: #fff;
  font-size: 12.5px; font-weight: 600;
  padding: 6px 12px; border-radius: 999px;
  backdrop-filter: blur(2px);
}
.cu-case-body { padding: 20px 20px 22px; flex: 1 1 auto; display: flex; flex-direction: column; }
.cu-case-body h3 { font-size: 16.5px; font-weight: 700; color: #1f2d2a; margin-bottom: 14px; line-height: 1.5; }
.cu-case-row { display: flex; gap: 10px; margin-bottom: 11px; }
.cu-case-row .ck {
  flex: 0 0 auto;
  width: 38px; height: 22px;
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(10,102,89,.10); color: var(--green);
  font-size: 12.5px; font-weight: 700; border-radius: 6px;
  align-self: flex-start;
}
.cu-case-row p { margin: 0; font-size: 13.5px; line-height: 1.75; color: var(--text-light); }
.cu-case-row.result .ck { background: var(--green); color: #fff; }
.cu-case-row.result p { color: #1f2d2a; font-weight: 600; }

/* ============ 四大核心优势 ============ */
.cu-adv-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 26px;
}
.cu-adv {
  display: flex; gap: 18px;
  background: #fff;
  border-radius: 16px;
  padding: 26px 24px;
  border: 1px solid #eef1f0;
  box-shadow: 0 8px 24px rgba(10,102,89,.05);
}
.cu-adv .cu-adv-ico {
  flex: 0 0 auto;
  width: 56px; height: 56px;
  border-radius: 14px;
  background: linear-gradient(150deg, var(--green), var(--green-dark));
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.cu-adv .cu-adv-ico img { width: 32px; height: 32px; object-fit: contain; }
.cu-adv h3 { font-size: 16.5px; font-weight: 700; margin-bottom: 8px; }
.cu-adv p { font-size: 13.5px; line-height: 1.8; color: var(--text-light); }

/* ============ FAQ ============ */
/* FAQ 版块几何背景（与 corp.html 常见问题版块一致：作用域隔离，仅本页生效） */
#cu-faq-sec {
  position: relative;
  background-color: var(--bg-light);
  background-image:
    radial-gradient(circle at 90% 6%, rgba(10,102,89,.12), rgba(10,102,89,0) 42%),
    radial-gradient(circle at 2% 98%, rgba(10,102,89,.07), rgba(10,102,89,0) 36%),
    url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='64'%20height='64'%3E%3Cg%20fill='none'%20stroke='%230A6659'%20stroke-opacity='0.10'%20stroke-width='1.2'%3E%3Ccircle%20cx='13'%20cy='13'%20r='3'/%3E%3Crect%20x='44'%20y='40'%20width='7'%20height='7'/%3E%3Cpath%20d='M44%209%20L51%209%20L47.5%2016%20Z'/%3E%3C/g%3E%3C/svg%3E");
  background-repeat: no-repeat, no-repeat, repeat;
  background-position: top right, bottom left, center;
  background-size: auto, auto, 64px 64px;
  overflow: hidden;
}
#cu-faq-sec > .container { position: relative; z-index: 1; }
.cu-faq { max-width:1200px; margin: 0 auto; }
.cu-faq-item {
  background: #fff;
  border: 1px solid #eef1f0;
  border-radius: 12px;
  margin-bottom: 14px;
  overflow: hidden;
}
.cu-faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 50px 18px 22px;
  font-size:18px; font-weight: 600; color: #1f2d2a;
  position: relative;
}
.cu-faq-item summary::-webkit-details-marker { display: none; }
.cu-faq-item summary::after {
  content: "+";
  position: absolute; right: 22px; top: 50%; transform: translateY(-50%);
  font-size: 24px; font-weight: 300; color: var(--green);
  line-height: 1;
}
.cu-faq-item[open] summary::after { content: "−"; }
.cu-faq-item .cu-faq-body {
  padding: 0 22px 20px;
  font-size: 16px; line-height: 1.9; color: var(--text-light);
}

/* ============ 收口 CTA ============ */
.cu-cta {
  position: relative;
  background-image: url('../images/cta_bg.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: #fff;
  text-align: center;
}
.cu-cta::before {
  content: ""; position: absolute; inset: 0;
  background: rgba(6,70,60,.90);
}
.cu-cta .container { position: relative; }
.cu-cta h2 { font-size: 28px; font-weight: 800; margin-bottom: 12px; }
.cu-cta p { font-size: 15px; opacity: .9; margin-bottom: 24px; }
.cu-cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* 按钮（复用通用 .btn 体系，这里补两种） */
.btn-white {
  display: inline-flex; align-items: center; gap: 6px;
  background: #fff; color: var(--green);
  padding: 13px 30px; border-radius: 999px;
  font-weight: 700; font-size: 15px;
  transition: all .2s ease;letter-spacing: 0px;
}
.btn-white:hover { background: var(--green-dark); color: #fff; }

#cu-clients .section-desc{font-size:24px; color: var(--text);}

/* ============ 响应式 ============ */
@media (max-width: 980px) {
  .cu-steps { grid-template-columns: repeat(3, 1fr); row-gap: 16px; }
  .cu-cap-grid { grid-template-columns: repeat(2, 1fr); }
  .cu-svc-grid { grid-template-columns: repeat(2, 1fr); }
  .cu-case-grid { grid-template-columns: repeat(2, 1fr); }
  .cu-adv-grid { grid-template-columns: 1fr; }
  .cu-step p{font-size:14px;}
}
@media (max-width: 600px) {
  .cu-sec { padding: 42px 0; }
  .cu-steps { grid-template-columns: repeat(2, 1fr); }
  .cu-step:nth-child(3n){border-right:1px solid rgba(93,93,93,.7)}
  .cu-step:nth-last-child(-n+3){border-bottom:1px solid rgba(93,93,93,.7)}
  .cu-step:nth-child(2n){border-right:none}
  .cu-step:nth-last-child(-n+2){border-bottom:none}
  .cu-cap-grid { grid-template-columns: repeat(2, 1fr); }
  /* 手机端保留白色卡片底与内边距（原为 background:none + padding:0，卡片看不出边界） */
  .cu-cap{padding:22px 14px; border:0; background:#fff; box-shadow:none;}
  .cu-cap p{font-size:14px;}
  .cu-cap .cu-cap-ico{margin-bottom:0px;}
  .cu-cap-grid{gap:20px; margin-top: 30px;}
  .cu-step .cu-step-ico{width:60px; height: 60px;}
  .cu-svc-grid { grid-template-columns: 1fr; }
  .cu-case-grid { grid-template-columns: 1fr; }
  .cu-cta { background-attachment: scroll; }
  /* 移动端 iOS 不支持 background-attachment:fixed，降级为 scroll 避免背景错位 */
  .cu-cap-sec::before { background-attachment: scroll; }
  .cu-cta h2 { font-size: 22px; }
  .cu-cta-actions .btn { width: 100%; justify-content: center; }
  .cu-faq-item summary { font-size: 16px; padding: 16px 44px 16px 18px; }
  /* 适用客户标签手机版：一行三个 */
  .cu-tags { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .cu-tag { justify-content: center; padding: 10px 6px; font-size: 16px; }
  /* 定制案例轮播手机端箭头收窄 */
  .case-nav { width: 36px; height: 36px; font-size: 14px; }
  .case-prev { left: -4px; }
  .case-next { right: -4px; }
  .case-card-body { padding: 14px 15px 18px; }
  .case-card-body h4 { font-size: 15px; }
	
	#cu-clients .section-desc{font-size:18px; color: var(--text);}
}

/* ============================================================
   六步交付（新版 · 独立类名 cuflow-*，仅作用于 /custom/ 本版块）
   浅色卡片区 + 六列图标 + 底部胶囊按钮
   ============================================================ */
.cuflow-sec{padding:64px 0;background:#fff}
.cuflow-title{
  font-size:34px;font-weight:700;color:#222;text-align:center;
  letter-spacing:1px;line-height:1.35;margin-bottom:14px;
}
.cuflow-sub{
  font-size:18px;color:#444;text-align:center;line-height:1.7;margin:0 0 42px;
}
.cuflow-box{background:#eef4f2;padding:52px 40px 44px}
.cuflow-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:0}
.cuflow-item{text-align:center;padding:0 18px;border-right:1px solid #d9e4e1}
.cuflow-item:last-child{border-right:0}
.cuflow-ico{
  height:58px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.cuflow-ico img{width:54px;height:54px;object-fit:contain;display:block}
.cuflow-item h3{font-size:18px;font-weight:700;color:#222;margin-bottom:8px;letter-spacing:.5px}
.cuflow-item p{font-size:14px;line-height:1.65;color:#666;margin:0}
.cuflow-btn{
  display:block;width:max-content;margin:40px auto 0;
  padding:13px 38px;border-radius:999px;
  background:var(--green);color:#fff;font-size:16px;font-weight:600;letter-spacing:1px;
  transition:background-color .3s ease,transform .3s ease;
}
@media (hover:hover){
  .cuflow-btn:hover{background:var(--green-dark);transform:translateY(-2px)}
}
@media (max-width:992px){
  .cuflow-grid{grid-template-columns:repeat(3,1fr);row-gap:36px}
  .cuflow-item{padding:0 14px}
  .cuflow-item:nth-child(3n){border-right:0}
}
@media (max-width:768px){
  .cuflow-sec{padding:42px 0}
  .cuflow-title{font-size:22px;margin-bottom:10px}
  .cuflow-sub{font-size:13px;line-height:1.6;margin-bottom:24px}
  .cuflow-box{padding:28px 14px 26px}
  .cuflow-grid{grid-template-columns:repeat(2,1fr);row-gap:26px}
  .cuflow-item{padding:0 8px;border-right:0}
  .cuflow-ico{height:44px;margin-bottom:10px}
  .cuflow-ico img{width:42px;height:42px}
  .cuflow-item h3{font-size:16px;margin-bottom:6px}
  .cuflow-item p{font-size:12px}
  .cuflow-btn{font-size:14px;padding:11px 26px;margin-top:26px}
	.cu-cap h3 {font-size:16px;}
}