/* ===================================================
   煜阳网络 2026 改版 - 首页样式
   =================================================== */

/* ============ 轮播 Banner ============ */
.nr-hero { position: relative; height: 560px; overflow: hidden; background: linear-gradient(135deg, #ff5900 0%, #ff8a3c 45%, #1f2329 100%); }
.nr-hero .p { position: relative; height: 100%; }
.nr-hero .p li { position: absolute; left: 0; top: 0; right: 0; bottom: 0; width: 100%; height: 100%; opacity: 0; transition: opacity .8s; background-size: cover; background-position: center top; }
.nr-hero .p li.on { opacity: 1; }
.nr-hero .p li a.cover-a { position: absolute; left: 0; top: 0; right: 0; bottom: 0; display: block; z-index: 2; }
.nr-hero-mask { position: absolute; left: 0; top: 0; right: 0; bottom: 0; background: rgba(0,0,0,.55); z-index: 1; }
.nr-hero-cap { position: relative; z-index: 3; padding-top: 160px; color: #fff; max-width: 760px; }
.nr-hero-cap h2 { font-size: 44px; font-weight: bold; line-height: 1.25; letter-spacing: 1px; margin: 0 0 14px; text-shadow: 0 2px 10px rgba(0,0,0,.4); }
.nr-hero-cap h2 em { font-style: normal; color: #ffbf8f; }
.nr-hero-cap h3 { font-size: 20px; line-height: 1.5; color: rgba(255,255,255,.88); margin: 0 0 14px; font-weight: normal; }
.nr-hero-cap p { font-size: 14px; color: rgba(255,255,255,.72); line-height: 1.9; margin: 0 0 28px; }
.nr-hero-cap .btns { display: flex; gap: 14px; }
.nr-hero-cap .nr-btn { width: 168px; height: 48px; line-height: 46px; border-radius: 24px; font-size: 15px; text-align: center; }
.nr-hero-cap .nr-btn span { margin-left: 4px; display: inline-block; transition: transform .2s; }
.nr-hero-cap .nr-btn:hover span { transform: translateX(4px); }
.nr-hero-cap .nr-btn-line:hover { background: rgba(255,255,255,.12); }
.nr-hero-dots { position: absolute; left: 0; right: 0; bottom: 24px; text-align: center; z-index: 20; }
.nr-hero-dots i { display: inline-block; width: 28px; height: 4px; border-radius: 2px; background: rgba(255,255,255,.4); margin: 0 5px; cursor: pointer; transition: all .3s; }
.nr-hero-dots i.on { background: var(--main); width: 44px; }
.nr-hero-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 52px; height: 52px; border-radius: 50%; background: rgba(0,0,0,.25); cursor: pointer; z-index: 20; transition: all .2s; }
.nr-hero-arrow:hover { background: var(--main); }
.nr-hero-arrow.prev { left: 40px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2'%3E%3Cpath d='M15 5l-7 7 7 7'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: center; background-size: 26px; }
.nr-hero-arrow.next { right: 40px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2'%3E%3Cpath d='M9 5l7 7-7 7'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: center; background-size: 26px; }

/* ============ 数据带 ============ */
.nr-stats { background: linear-gradient(135deg, #ff5900 0%, #ff8a3c 100%); color: #fff; }
.nr-stats .nr-w { display: flex; padding: 34px 0; }
.nr-stats .it { flex: 1; text-align: center; position: relative; }
.nr-stats .it:not(:last-child):after { content: ""; position: absolute; right: 0; top: 15%; height: 70%; width: 1px; background: rgba(255,255,255,.25); }
.nr-stats b { display: block; font-size: 34px; line-height: 1.2; }
.nr-stats b em { font-style: normal; font-size: 16px; margin-left: 2px; }
.nr-stats span { font-size: 14px; color: rgba(255,255,255,.85); }

/* ============ 区块通用 ============ */
.nr-sec { padding: 76px 0; }
.nr-sec-gray { background: var(--bg); }

/* ============ 核心业务 ============ */
.nr-svc { display: flex; flex-wrap: wrap; gap: 24px; }
.nr-svc li { width: calc((100% - 48px) / 3); background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 34px 30px 28px; position: relative; transition: all .3s; overflow: hidden; }
.nr-sec-gray .nr-svc li { border-color: transparent; box-shadow: 0 4px 20px rgba(0,0,0,.05); }
.nr-svc li:hover { transform: translateY(-6px); box-shadow: 0 14px 34px rgba(255,89,0,.14); border-color: transparent; }
.nr-svc li:before { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 3px; background: linear-gradient(90deg, var(--main), #ff9a5c); transform: scaleX(0); transform-origin: left; transition: transform .3s; }
.nr-svc li:hover:before { transform: scaleX(1); }
.nr-svc .num { font-size: 40px; font-weight: bold; color: var(--main-light); -webkit-text-stroke: 1px #ffc7a6; line-height: 1; font-family: Arial; transition: color .3s; }
.nr-svc li:hover .num { color: var(--main); -webkit-text-stroke: 1px var(--main); }
.nr-svc h3 { font-size: 19px; color: var(--dark); margin: 16px 0 10px; }
.nr-svc p { font-size: 13px; color: var(--muted); height: 66px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }
.nr-svc .more { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; font-size: 13px; color: var(--main); }
.nr-svc .more:after { content: ""; width: 16px; height: 10px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ff5900' stroke-width='2'%3E%3Cpath d='M4 12h15m-5-6l6 6-6 6'/%3E%3C/svg%3E") center/contain no-repeat; transition: transform .2s; }
.nr-svc li:hover .more:after { transform: translateX(5px); }

/* ============ 选择我们的理由 ============ */
.nr-why { display: flex; gap: 24px; }
.nr-why li { flex: 1; background: #fff; border-radius: 10px; padding: 40px 26px; text-align: center; box-shadow: 0 4px 20px rgba(0,0,0,.05); transition: all .3s; }
.nr-why li:hover { transform: translateY(-6px); box-shadow: 0 14px 34px rgba(255,89,0,.14); }
.nr-why .ic { width: 74px; height: 74px; margin: 0 auto 20px; border-radius: 50%; background: var(--main-light); display: flex; align-items: center; justify-content: center; font-size: 26px; font-weight: bold; color: var(--main); font-family: Arial; transition: all .3s; }
.nr-why li:hover .ic { background: var(--main); color: #fff; }
.nr-why h3 { font-size: 17px; color: var(--dark); margin-bottom: 10px; }
.nr-why p { font-size: 13px; color: var(--muted); }

/* ============ 案例展示 ============ */
.nr-cases { display: flex; flex-wrap: wrap; gap: 22px; }
.nr-cases li { width: calc((100% - 66px) / 4); border-radius: 8px; overflow: hidden; position: relative; box-shadow: 0 3px 14px rgba(0,0,0,.07); }
.nr-cases .pic { height: 172px; overflow: hidden; }
.nr-cases .pic img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.nr-cases li:hover .pic img { transform: scale(1.08); }
.nr-cases .txt { padding: 14px 16px; background: #fff; }
.nr-cases .txt b { display: block; font-size: 14px; color: var(--dark); font-weight: normal; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nr-cases .txt span { font-size: 12px; color: var(--muted); }
.nr-cases .cov { position: absolute; left: 0; top: 0; right: 0; height: 172px; background: rgba(31,35,41,.55); display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity .3s; }
.nr-cases li:hover .cov { opacity: 1; }
.nr-cases .cov i { width: 52px; height: 52px; border-radius: 50%; border: 1px solid #fff; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2'%3E%3Cpath d='M6 4l14 8-14 8z'/%3E%3C/svg%3E") center/22px no-repeat; }
.nr-case-more { text-align: center; margin-top: 44px; }
.nr-case-more .nr-btn { margin: 0 8px; }

/* ============ 服务流程 ============ */
.nr-flow { counter-reset: flow; display: flex; gap: 0; }
.nr-flow li { flex: 1; text-align: center; position: relative; padding: 0 8px; }
.nr-flow li:not(:last-child):after { content: ""; position: absolute; right: -14px; top: 28px; width: 28px; height: 12px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23d8d8d8' stroke-width='2'%3E%3Cpath d='M4 12h15m-5-6l6 6-6 6'/%3E%3C/svg%3E") center/contain no-repeat; }
.nr-flow .no { width: 60px; height: 60px; line-height: 56px; margin: 0 auto 16px; border-radius: 50%; background: #fff; border: 2px solid #eee; font-size: 22px; font-weight: bold; color: #bbb; font-family: Arial; transition: all .3s; position: relative; z-index: 2; }
.nr-flow li:hover .no { border-color: var(--main); background: var(--main); color: #fff; }
.nr-flow h3 { font-size: 16px; color: var(--dark); margin-bottom: 8px; }
.nr-flow p { font-size: 12px; color: var(--muted); line-height: 1.7; }

/* ============ 资讯区块 ============ */
.nr-news { display: flex; gap: 24px; }
.nr-news .col { flex: 1; background: #fff; border-radius: 10px; box-shadow: 0 4px 20px rgba(0,0,0,.05); overflow: hidden; }
.nr-news .col-hd { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px 0; }
.nr-news .col-hd h3 { font-size: 19px; color: var(--dark); }
.nr-news .col-hd h3:before { content: ""; display: inline-block; width: 4px; height: 16px; background: var(--main); border-radius: 2px; margin-right: 10px; vertical-align: -2px; }
.nr-news .col-hd a { font-size: 12px; color: var(--muted); }
.nr-news .col-hd a:hover { color: var(--main); }
.nr-news .feat { display: flex; gap: 16px; padding: 18px 24px; border-bottom: 1px solid var(--line); }
.nr-news .feat img { width: 120px; height: 82px; object-fit: cover; border-radius: 6px; flex-shrink: 0; }
.nr-news .feat .ftr { flex: 1; min-width: 0; }
.nr-news .feat b { display: block; font-size: 15px; font-weight: normal; color: var(--dark); line-height: 1.5; height: 45px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.nr-news .feat b:hover { color: var(--main); }
.nr-news .feat span { font-size: 12px; color: #bbb; margin-top: 6px; display: block; }
.nr-news ul { padding: 8px 24px 16px; }
.nr-news ul li { border-bottom: 1px dashed var(--line); position: relative; }
.nr-news ul li:last-child { border-bottom: 0; }
.nr-news ul li a { display: flex; justify-content: space-between; align-items: center; padding: 11px 0 11px 16px; font-size: 14px; color: #555; }
.nr-news ul li a:before { content: ""; position: absolute; left: 0; top: 50%; margin-top: -3px; width: 6px; height: 6px; border-radius: 50%; background: #ddd; transition: background .2s; }
.nr-news ul li a:hover { color: var(--main); }
.nr-news ul li a:hover:before { background: var(--main); }
.nr-news ul li a em { font-style: normal; font-size: 12px; color: #bbb; flex-shrink: 0; margin-left: 12px; }

/* ============ CTA 咨询带 ============ */
.nr-cta { background: var(--dark) url("../images/hengbj1.png") center/cover no-repeat; position: relative; color: #fff; text-align: center; }
.nr-cta:before { content: ""; position: absolute; left: 0; top: 0; right: 0; bottom: 0; background: rgba(31,35,41,.85); }
.nr-cta .nr-w { position: relative; padding: 64px 0; }
.nr-cta h2 { font-size: 30px; margin-bottom: 12px; }
.nr-cta h2 span { color: var(--main); }
.nr-cta p { color: rgba(255,255,255,.7); margin-bottom: 30px; }
.nr-cta .btns a { margin: 0 8px; }
.nr-cta .tel { margin-top: 26px; font-size: 15px; color: rgba(255,255,255,.75); }
.nr-cta .tel b { font-size: 26px; color: var(--main); font-family: Arial; margin: 0 16px; }

/* ============ 右侧悬浮（补：确保common.css缓存旧版时也正常显示） ============ */
.nr-fixside a, .nr-fixside .it { background-size: 24px !important; }
.nr-fs-qq { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ff5900'%3E%3Cpath d='M12 2a8 8 0 0 0-8 8c0 2.5.8 4.4 2 5.9-.3 1-.9 2.3-1.7 3.1-.3.3-.1.9.4.9 1.6-.1 3-.7 4-1.4 1 .3 2.1.5 3.3.5s2.3-.2 3.3-.5c1 .7 2.4 1.3 4 1.4.5 0 .7-.6.4-.9-.8-.8-1.4-2.1-1.7-3.1 1.2-1.5 2-3.4 2-5.9a8 8 0 0 0-8-8z'/%3E%3C/svg%3E") !important; }
.nr-fs-qq:hover { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23fff'%3E%3Cpath d='M12 2a8 8 0 0 0-8 8c0 2.5.8 4.4 2 5.9-.3 1-.9 2.3-1.7 3.1-.3.3-.1.9.4.9 1.6-.1 3-.7 4-1.4 1 .3 2.1.5 3.3.5s2.3-.2 3.3-.5c1 .7 2.4 1.3 4 1.4.5 0 .7-.6.4-.9-.8-.8-1.4-2.1-1.7-3.1 1.2-1.5 2-3.4 2-5.9a8 8 0 0 0-8-8z'/%3E%3C/svg%3E") !important; }
.nr-fs-tel { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ff5900'%3E%3Cpath d='M6.6 10.8c1.4 2.8 3.8 5.1 6.6 6.6l2.2-2.2c.3-.3.7-.4 1-.2 1.1.4 2.3.6 3.6.6.6 0 1 .4 1 1V20c0 .6-.4 1-1 1C10.6 21 3 13.4 3 4c0-.6.4-1 1-1h3.5c.6 0 1 .4 1 1 0 1.2.2 2.4.6 3.6.1.3 0 .7-.2 1l-2.3 2.2z'/%3E%3C/svg%3E") !important; }
.nr-fs-tel:hover { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23fff'%3E%3Cpath d='M6.6 10.8c1.4 2.8 3.8 5.1 6.6 6.6l2.2-2.2c.3-.3.7-.4 1-.2 1.1.4 2.3.6 3.6.6.6 0 1 .4 1 1V20c0 .6-.4 1-1 1C10.6 21 3 13.4 3 4c0-.6.4-1 1-1h3.5c.6 0 1 .4 1 1 0 1.2.2 2.4.6 3.6.1.3 0 .7-.2 1l-2.3 2.2z'/%3E%3C/svg%3E") !important; }
.nr-fs-wx { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ff5900'%3E%3Cpath d='M8.7 4C4.9 4 2 6.6 2 9.9c0 1.9 1 3.5 2.5 4.6l-.6 2 2.2-1.1c.8.2 1.7.4 2.6.4h.5a5.5 5.5 0 0 1-.2-1.5c0-3.1 2.9-5.6 6.4-5.6h.4C15.2 6 12.3 4 8.7 4zM6.6 7.3a.9.9 0 1 1 0 1.8.9.9 0 0 1 0-1.8zm4.5 0a.9.9 0 1 1 0 1.8.9.9 0 0 1 0-1.8zM16 10.5c-3.2 0-5.8 2.2-5.8 4.9s2.6 4.9 5.8 4.9c.7 0 1.4-.1 2-.3l1.9.9-.5-1.7c1.3-.9 2.2-2.3 2.2-3.8 0-2.7-2.6-4.9-5.8-4.9zm-2.1 2.6a.8.8 0 1 1 0 1.6.8.8 0 0 1 0-1.6zm4.2 0a.8.8 0 1 1 0 1.6.8.8 0 0 1 0-1.6z'/%3E%3C/svg%3E") !important; }
.nr-fs-wx:hover { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23fff'%3E%3Cpath d='M8.7 4C4.9 4 2 6.6 2 9.9c0 1.9 1 3.5 2.5 4.6l-.6 2 2.2-1.1c.8.2 1.7.4 2.6.4h.5a5.5 5.5 0 0 1-.2-1.5c0-3.1 2.9-5.6 6.4-5.6h.4C15.2 6 12.3 4 8.7 4zM6.6 7.3a.9.9 0 1 1 0 1.8.9.9 0 0 1 0-1.8zm4.5 0a.9.9 0 1 1 0 1.8.9.9 0 0 1 0-1.8zM16 10.5c-3.2 0-5.8 2.2-5.8 4.9s2.6 4.9 5.8 4.9c.7 0 1.4-.1 2-.3l1.9.9-.5-1.7c1.3-.9 2.2-2.3 2.2-3.8 0-2.7-2.6-4.9-5.8-4.9zm-2.1 2.6a.8.8 0 1 1 0 1.6.8.8 0 0 1 0-1.6zm4.2 0a.8.8 0 1 1 0 1.6.8.8 0 0 1 0-1.6z'/%3E%3C/svg%3E") !important; }
.nr-fixside .nr-fs-top { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ff5900' stroke-width='2.4'%3E%3Cpath d='M5 14l7-7 7 7'/%3E%3C/svg%3E") !important; display: none !important; }
.nr-fixside .nr-fs-top.show { display: block !important; }
.nr-fs-top:hover { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2.4'%3E%3Cpath d='M5 14l7-7 7 7'/%3E%3C/svg%3E") !important; }
.nr-fs-tel:hover .nr-fs-pop, .nr-fs-wx:hover .nr-fs-pop { display: block; }