/* 产品中心 / 应用领域 / 成功案例 等自建页面（沿用站点配色：#6c6cb1 主色、#eceef9 浅紫底） */
.lc-page, .lc-hero, .lc-page * , .lc-hero * { box-sizing: border-box; }
.lc-page { --p: #6c6cb1; --p-d: #575799; --b: #5887da; --ink: #333; --muted: #6b7080; --bg2: #f3f4fb; color: var(--ink); font-family: inherit; line-height: 1.7; }
.lc-page a { text-decoration: none; }
.lc-wrap { max-width: 1400px; margin: 0 auto; padding: 0 20px; }

/* hero (replaces the T云 banner) */
.lc-hero { position: relative; height: 380px; background: #2b2d48 center / cover no-repeat; display: flex; align-items: center; overflow: hidden; }
.lc-hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(28, 30, 62, .72) 0%, rgba(28, 30, 62, .35) 45%, rgba(28, 30, 62, 0) 75%); }
.lc-hero::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px); background-size: 48px 48px; -webkit-mask-image: linear-gradient(90deg, #000, transparent 60%); mask-image: linear-gradient(90deg, #000, transparent 60%); }
.lc-hero-in { position: relative; z-index: 1; width: 100%; max-width: 1400px; margin: 0 auto; padding: 60px 40px 0; color: #fff; }
.lc-hero h1 { margin: 0; font-size: 40px; font-weight: 500; letter-spacing: 2px; animation: lcUp .8s both; }
.lc-hero h1 small { font-size: 15px; letter-spacing: 2px; font-weight: 300; opacity: .85; margin-left: 6px; }
.lc-hero p { margin: 14px 0 0; max-width: 620px; font-size: 17px; opacity: .92; animation: lcUp .8s .15s both; }
@keyframes lcUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

/* sections */
.lc-sec { padding: 72px 0; }
.lc-sec.lc-alt { background: var(--bg2); }
.lc-sec-head { text-align: center; margin-bottom: 40px; }
.lc-sec-head .en { margin: 0; font-size: 24px; font-weight: 300; color: #333; letter-spacing: .5px; }
.lc-sec-head h2 { margin: 4px 0 0; font-size: 30px; font-weight: 500; color: #333; letter-spacing: 1px; }
.lc-sec-head .sub { margin: 12px auto 0; max-width: 780px; color: var(--muted); font-size: 15.5px; }
.lc-h3 { margin: 40px 0 18px; font-size: 20px; font-weight: 500; color: #333; padding-left: 12px; border-left: 4px solid var(--p); line-height: 1.2; }
.lc-center { text-align: center; margin-top: 30px; }
.lc-wide { max-width: 100%; height: auto; border-radius: 12px; }

/* series tab strip */
.lc-tabs-bar { position: sticky; top: 64px; z-index: 30; background: rgba(255, 255, 255, .92); backdrop-filter: blur(8px); border-bottom: 1px solid #e7e8f3; }
.lc-tabs-bar .lc-wrap { display: flex; gap: 6px; overflow-x: auto; padding-top: 10px; padding-bottom: 10px; }
.lc-tabs-bar a { flex: none; padding: 8px 18px; border-radius: 999px; color: #444; font-size: 15px; transition: .2s; }
.lc-tabs-bar a:hover { background: #eef0fa; color: var(--p); }
.lc-tabs-bar a.alt { margin-left: auto; color: var(--p); }
.lc-series-head { display: grid; grid-template-columns: auto 1fr auto; gap: 30px; align-items: end; margin-bottom: 28px; padding-bottom: 18px; border-bottom: 1px solid #e3e5f1; }
.lc-series-head .en { margin: 0; font-size: 14px; color: var(--b); letter-spacing: 1px; text-transform: uppercase; }
.lc-series-head h2 { margin: 2px 0 0; font-size: 28px; font-weight: 500; color: #333; }
.lc-series-head p { margin: 0; color: var(--muted); font-size: 15px; }
.lc-series-head > a { color: var(--p); white-space: nowrap; font-size: 15px; }

/* product cards */
.lc-pgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.lc-pcard { display: flex; flex-direction: column; background: #fff; border: 1px solid #e7e8f3; border-radius: 14px; overflow: hidden; transition: transform .3s, box-shadow .3s, border-color .3s; }
.lc-pcard:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(108, 108, 177, .16); border-color: rgba(108, 108, 177, .35); }
.lc-pcard .img { aspect-ratio: 1.41; overflow: hidden; background: #eef0fa; }
.lc-pcard .img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; display: block; }
.lc-pcard:hover .img img { transform: scale(1.05); }
.lc-pcard .tx { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.lc-pcard b { font-size: 17px; font-weight: 500; color: #333; }
.lc-pcard em { font-style: normal; font-size: 13.5px; color: var(--muted); line-height: 1.65; flex: 1; }
.lc-pcard i { font-style: normal; font-size: 13.5px; color: var(--p); }

/* application cards */
.lc-agrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.lc-acard { position: relative; display: flex; flex-direction: column; background: #fff; border-radius: 16px; overflow: hidden; border: 1px solid #e7e8f3; transition: transform .3s, box-shadow .3s; }
.lc-acard:hover { transform: translateY(-4px); box-shadow: 0 20px 44px rgba(80, 80, 150, .18); }
.lc-acard .img { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: #e9ebf5; }
.lc-acard .img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .7s; }
.lc-acard:hover .img img { transform: scale(1.06); }
.lc-acard .img .en { position: absolute; left: 14px; bottom: 12px; font-style: normal; font-size: 12px; letter-spacing: 1.5px; color: #fff; text-transform: uppercase; text-shadow: 0 1px 6px rgba(0, 0, 0, .45); }
.lc-acard .img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(20, 22, 50, .45), transparent 45%); }
.lc-acard .img .en { z-index: 1; }
.lc-acard .tx { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.lc-acard b { font-size: 18px; font-weight: 500; color: #333; }
.lc-acard em { font-style: normal; font-size: 13.5px; color: var(--muted); line-height: 1.65; flex: 1; }
.lc-acard .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.lc-acard .tags i { font-style: normal; font-size: 12px; padding: 2px 10px; border-radius: 999px; background: #eef0fa; color: var(--p-d); }
.lc-more { margin-top: 28px; padding: 18px 24px; border-radius: 14px; background: #fff; border: 1px dashed rgba(108, 108, 177, .4); display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.lc-more b { color: var(--p); font-weight: 500; }
.lc-more span { color: var(--muted); flex: 1; }
.lc-more a { color: var(--p); }

/* chips */
.lc-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.lc-chips.left { justify-content: flex-start; }
.lc-chips a { padding: 9px 22px; border-radius: 999px; background: #fff; border: 1px solid rgba(108, 108, 177, .3); color: var(--p-d); font-size: 15px; transition: .2s; }
.lc-chips a:hover { background: var(--p); color: #fff; border-color: var(--p); }

/* table */
.lc-table-wrap { overflow-x: auto; border-radius: 14px; border: 1px solid #e3e5f1; background: #fff; }
.lc-table { width: 100%; border-collapse: collapse; min-width: 640px; }
.lc-table th, .lc-table td { padding: 14px 20px; text-align: left; border-bottom: 1px solid #eceef6; font-size: 15px; }
.lc-table th { background: #f6f7fc; color: #555; font-weight: 500; }
.lc-table td a { color: var(--p-d); }
.lc-table tr:last-child td { border-bottom: 0; }

/* application detail */
.lc-intro { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
.lc-intro .en { margin: 0; color: var(--b); font-size: 14px; letter-spacing: 1.5px; text-transform: uppercase; }
.lc-intro h2 { margin: 6px 0 16px; font-size: 32px; font-weight: 500; }
.lc-intro .img img { width: 100%; border-radius: 18px; display: block; box-shadow: 0 24px 50px rgba(60, 60, 120, .16); }
.rich { font-size: 15.5px; color: #4a4d5a; }
.rich p { margin: 0 0 12px; }
.rich ul { margin: 0 0 12px; padding-left: 1.2em; }
.rich li { margin: 4px 0; }
.rich strong { color: #333; }
.rich blockquote { margin: 20px 0 6px; padding: 16px 20px 14px; border-left: 4px solid var(--p); background: #f6f6fc; border-radius: 0 12px 12px 0; color: #555; font-size: 14.5px; }
.rich blockquote cite { display: block; margin-top: 8px; font-style: normal; color: var(--p-d); font-size: 13px; }
.rich .src { font-size: 12px; color: #9a9db0; margin-top: 10px; }
.rich .facts { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.rich .facts span { padding: 8px 16px; border-radius: 12px; background: #eef0fa; color: var(--p-d); font-size: 14px; }
.rich .facts span b { font-size: 20px; margin-right: 4px; }
.lc-pains { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.lc-pains .pn { background: #fff; border-radius: 16px; padding: 26px 24px; border: 1px solid #e7e8f3; position: relative; overflow: hidden; }
.lc-pains .pn span { font-size: 34px; font-weight: 600; color: rgba(108, 108, 177, .2); line-height: 1; }
.lc-pains .pn b { display: block; margin: 10px 0 8px; font-size: 18px; font-weight: 500; color: #333; }
.lc-pains .pn p { margin: 0; font-size: 14.5px; color: var(--muted); }
.lc-pains .pn::after { content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 0; background: linear-gradient(90deg, var(--b), var(--p)); transition: width .4s; }
.lc-pains .pn:hover::after { width: 100%; }
.lc-solution { max-width: 980px; margin: 0 auto 10px; }
.lc-solution .rows { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 16px; }
.lc-solution .rows > div { background: var(--bg2); border-radius: 14px; padding: 18px 20px; }
.lc-solution .rows b { display: block; color: var(--p-d); margin-bottom: 4px; font-weight: 500; }
.lc-gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 10px; }
.lc-gallery a { display: block; border-radius: 12px; overflow: hidden; background: #fff; aspect-ratio: 3 / 4; border: 1px solid #e7e8f3; }
.lc-gallery img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s; }
.lc-gallery a:hover img { transform: scale(1.04); }
.lc-video { max-width: 900px; margin: 0 auto 26px; border-radius: 16px; overflow: hidden; background: #000; box-shadow: 0 20px 50px rgba(0, 0, 0, .18); }
.lc-video video { width: 100%; display: block; max-height: 560px; }

/* cases */
.lc-filter { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 30px; }
.lc-filter button { font: inherit; font-size: 15px; padding: 8px 22px; border-radius: 999px; border: 1px solid rgba(108, 108, 177, .3); background: #fff; color: #555; cursor: pointer; transition: .2s; }
.lc-filter button.on, .lc-filter button:hover { background: var(--p); color: #fff; border-color: var(--p); }
.lc-cgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.lc-ccard { background: #fff; border: 1px solid #e7e8f3; border-radius: 16px; overflow: hidden; display: flex; flex-direction: column; transition: transform .3s, box-shadow .3s; }
.lc-ccard:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(80, 80, 150, .14); }
.lc-ccard .img { background: #fafafe; aspect-ratio: 900 / 1016; overflow: hidden; }
.lc-ccard .img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.lc-ccard .tx { padding: 18px 20px 22px; }
.lc-ccard .meta { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; }
.lc-ccard .meta a { font-size: 12px; padding: 2px 10px; border-radius: 999px; background: #eef0fa; color: var(--p-d); }
.lc-ccard b { font-size: 19px; font-weight: 500; color: #333; }
.lc-ccard .slogan { margin: 4px 0 8px; color: var(--p); font-size: 15px; }
.lc-ccard p { margin: 0; font-size: 14px; color: var(--muted); }

/* product detail extras */
.lc-pextra { margin: 36px auto 10px; max-width: 1000px; text-indent: 0; }
.lc-pextra h3 { font-size: 18px; font-weight: 500; margin: 26px 0 14px; color: #333; text-indent: 0; }
.lc-pextra a { text-indent: 0; }
.lc-mini-cases { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.lc-mini-cases a { display: block; text-align: center; color: #555; font-size: 13px; }
.lc-mini-cases img { width: 100% !important; aspect-ratio: 900 / 1016; object-fit: cover; border-radius: 10px; border: 1px solid #e7e8f3; margin: 0 0 6px !important; display: block; }

/* steps */
.lc-steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; position: relative; }
.lc-steps::before { content: ""; position: absolute; left: 8%; right: 8%; top: 27px; height: 2px; background: linear-gradient(90deg, var(--b), var(--p)); opacity: .35; }
.lc-steps .st { text-align: center; position: relative; padding: 0 8px; }
.lc-steps .st span { display: inline-grid; place-items: center; width: 56px; height: 56px; border-radius: 50%; background: #fff; border: 2px solid var(--p); color: var(--p); font-weight: 600; font-size: 17px; position: relative; transition: .3s; }
.lc-steps .st:hover span { background: var(--p); color: #fff; box-shadow: 0 0 0 8px rgba(108, 108, 177, .15); }
.lc-steps b { display: block; margin: 14px 0 4px; font-weight: 500; font-size: 17px; }
.lc-steps em { font-style: normal; color: var(--muted); font-size: 13.5px; }

/* CTA band */
.lc-cta { background: linear-gradient(120deg, #5f5fa8, #6c6cb1 45%, #5887da); color: #fff; padding: 46px 0; }
.lc-cta .lc-wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.lc-cta h3 { margin: 0; font-size: 26px; font-weight: 500; }
.lc-cta p { margin: 6px 0 0; opacity: .88; }
.lc-cta .act { display: flex; gap: 12px; flex-wrap: wrap; }
.lc-btn { display: inline-block; padding: 11px 28px; border-radius: 999px; background: var(--p); color: #fff !important; font-size: 15px; transition: .25s; border: 1px solid transparent; }
.lc-btn:hover { background: var(--p-d); box-shadow: 0 10px 24px rgba(108, 108, 177, .35); }
.lc-btn.light { background: #fff; color: var(--p) !important; }
.lc-btn.light:hover { background: #f1f1fb; }
.lc-btn.line { background: transparent; border-color: rgba(255, 255, 255, .7); }
.lc-btn.line:hover { background: rgba(255, 255, 255, .12); box-shadow: none; }

@media (max-width: 1200px) { .lc-pgrid, .lc-agrid { grid-template-columns: repeat(3, 1fr); } .lc-gallery { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 900px) {
  .lc-intro { grid-template-columns: 1fr; gap: 28px; }
  .lc-pains { grid-template-columns: 1fr 1fr; }
  .lc-cgrid { grid-template-columns: 1fr 1fr; }
  .lc-series-head { grid-template-columns: 1fr; gap: 6px; }
  .lc-steps { grid-template-columns: repeat(3, 1fr); row-gap: 28px; }
  .lc-steps::before { display: none; }
  .lc-mini-cases { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 767px) {
  .lc-hero { height: 230px; }
  .lc-hero-in { padding: 40px 18px 0; }
  .lc-hero h1 { font-size: 26px; } .lc-hero h1 small { display: block; margin: 4px 0 0; font-size: 12px; }
  .lc-hero p { font-size: 14px; }
  .lc-sec { padding: 46px 0; }
  .lc-wrap { padding: 0 14px; }
  .lc-sec-head .en { font-size: 17px; } .lc-sec-head h2 { font-size: 23px; } .lc-sec-head .sub { font-size: 14px; }
  .lc-pgrid, .lc-agrid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .lc-pcard .tx, .lc-acard .tx { padding: 12px; }
  .lc-pcard b, .lc-acard b { font-size: 15px; }
  .lc-pcard em, .lc-acard em { font-size: 12.5px; }
  .lc-pains { grid-template-columns: 1fr; }
  .lc-cgrid { grid-template-columns: 1fr; }
  .lc-gallery { grid-template-columns: 1fr 1fr; gap: 10px; }
  .lc-intro h2 { font-size: 24px; }
  .lc-steps { grid-template-columns: repeat(2, 1fr); }
  .lc-tabs-bar { top: 50px; }
  .lc-tabs-bar a.alt { margin-left: 0; }
  .lc-cta h3 { font-size: 20px; }
  .lc-solution .rows { grid-template-columns: 1fr; }
}

/* 部分客户 logo wall (成功案例) */
.lc-kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 6px 0 34px; text-align: center; }
.lc-kpis b { display: block; font-size: 32px; font-weight: 600; color: #2b2d3a; font-variant-numeric: tabular-nums; }
.lc-kpis span { font-size: 14px; color: #8a8fa3; }
.lc-logos { display: grid; grid-template-columns: repeat(6, 1fr); border-top: 1px solid #eceef5; border-left: 1px solid #eceef5; background: #fff; border-radius: 6px; overflow: hidden; }
.lc-logos .lg { position: relative; display: flex; align-items: center; justify-content: center; aspect-ratio: 260 / 135; border-right: 1px solid #eceef5; border-bottom: 1px solid #eceef5; background: #fff; transition: transform .3s, box-shadow .3s; }
.lc-logos .lg img { width: 100%; height: 100%; object-fit: contain; filter: grayscale(.35); opacity: .9; transition: filter .3s, opacity .3s, transform .3s; }
.lc-logos .lg:hover { z-index: 1; transform: translateY(-3px); box-shadow: 0 14px 30px rgba(80, 80, 150, .16); }
.lc-logos .lg:hover img { filter: none; opacity: 1; transform: scale(1.04); }
@media (max-width: 1100px) { .lc-logos { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 767px) { .lc-kpis { grid-template-columns: repeat(2, 1fr); gap: 18px 10px; margin-bottom: 24px; } .lc-kpis b { font-size: 24px; } .lc-kpis span { font-size: 12.5px; } .lc-logos { grid-template-columns: repeat(3, 1fr); } }