/* 首页 · 智能感应标签展示（与站点配色一致：主色 #6c6cb1，品牌蓝 #5887da） */
.lc-sl, .lc-sl * { box-sizing: border-box; }
.lc-sl {
  --p: #6c6cb1; --p-d: #575799; --b: #5887da; --ink: #2b2d3a; --muted: #6b7080; --line: rgba(108, 108, 177, .16);
  position: relative; overflow: hidden; padding: 96px 0 104px; color: var(--ink);
  background: linear-gradient(180deg, #ffffff 0%, #f3f4fb 38%, #eceef9 100%);
  font-family: inherit; line-height: 1.6;
}
.lc-sl-bg { position: absolute; inset: 0; pointer-events: none; }
.lc-sl-bg .fiber { position: absolute; inset: 0; background: center / cover no-repeat; opacity: .55; }
.lc-sl-bg .grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 35%, #000 20%, transparent 75%);
          mask-image: radial-gradient(ellipse 70% 60% at 50% 35%, #000 20%, transparent 75%);
  animation: lcGrid 18s linear infinite;
}
.lc-sl-bg canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
@keyframes lcGrid { to { background-position: 56px 56px, 56px 56px; } }
.lc-sl-wrap { position: relative; max-width: 1400px; margin: 0 auto; padding: 0 20px; }

/* heading — mirrors the site's "English + 中文" title pattern */
.lc-sl-head { text-align: center; margin-bottom: 40px; }
.lc-sl-en { margin: 0; font-size: 26px; letter-spacing: .5px; color: #333; font-weight: 300; }
.lc-sl-title { margin: 6px 0 0; font-size: 34px; font-weight: 500; color: #333; letter-spacing: 2px; }
.lc-sl-title b { color: var(--p); font-weight: 500; }
.lc-sl-sub { margin: 14px auto 0; max-width: 760px; font-size: 16px; color: var(--muted); }
.lc-sl-chips { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.lc-sl-chip { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; font-size: 13px; color: var(--p-d);
  background: rgba(255, 255, 255, .7); border: 1px solid rgba(108, 108, 177, .22); backdrop-filter: blur(6px); }
.lc-sl-chip i { width: 7px; height: 7px; border-radius: 50%; background: var(--b); box-shadow: 0 0 0 0 rgba(88, 135, 218, .6); animation: lcPing 2.2s infinite; }
@keyframes lcPing { 70% { box-shadow: 0 0 0 8px rgba(88, 135, 218, 0); } 100% { box-shadow: 0 0 0 0 rgba(88, 135, 218, 0); } }

/* stats */
.lc-sl-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 0 auto 36px; max-width: 1100px; }
.lc-sl-stat { text-align: center; padding: 18px 10px; border-radius: 14px; background: rgba(255, 255, 255, .72); border: 1px solid rgba(108, 108, 177, .14); }
.lc-sl-stat b { display: block; font-size: 34px; font-weight: 600; color: var(--p); font-variant-numeric: tabular-nums; line-height: 1.2; }
.lc-sl-stat b small { font-size: 16px; font-weight: 500; margin-left: 2px; }
.lc-sl-stat > span { font-size: 14px; color: var(--muted); }
.lc-sl-stat b span, .lc-sl-read b span { font-size: inherit; color: inherit; opacity: 1; }

/* tabs */
.lc-sl-tabs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 18px; }
.lc-sl-tab { position: relative; display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-radius: 14px; cursor: pointer; text-align: left;
  background: rgba(255, 255, 255, .78); border: 1px solid rgba(108, 108, 177, .16); color: var(--ink); font: inherit; overflow: hidden;
  transition: transform .25s, box-shadow .25s, border-color .25s, background .25s; }
.lc-sl-tab:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(108, 108, 177, .14); }
.lc-sl-tab .ic { flex: none; width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; color: var(--p); background: #eef0fa; transition: .25s; }
.lc-sl-tab .ic svg { width: 24px; height: 24px; }
.lc-sl-tab .tx b { display: block; font-size: 16px; font-weight: 500; }
.lc-sl-tab .tx span { font-size: 12.5px; color: var(--muted); }
.lc-sl-tab .bar { position: absolute; left: 0; bottom: 0; height: 3px; width: 0; background: linear-gradient(90deg, var(--b), var(--p)); }
.lc-sl-tab.on { background: #fff; border-color: rgba(108, 108, 177, .45); box-shadow: 0 12px 30px rgba(108, 108, 177, .18); }
.lc-sl-tab.on .ic { color: #fff; background: linear-gradient(135deg, var(--b), var(--p)); }
.lc-sl-tab.on .bar { animation: lcBar var(--dur, 7s) linear forwards; }
.lc-sl.paused .lc-sl-tab.on .bar { animation-play-state: paused; }
@keyframes lcBar { to { width: 100%; } }

/* stage */
.lc-sl-stage { position: relative; border-radius: 22px; padding: 1.5px; background: linear-gradient(120deg, rgba(88, 135, 218, .5), rgba(108, 108, 177, .15) 40%, rgba(108, 108, 177, .15) 60%, rgba(88, 135, 218, .5)); background-size: 300% 300%; animation: lcBorder 8s ease infinite; box-shadow: 0 30px 70px rgba(80, 80, 150, .16); }
@keyframes lcBorder { 50% { background-position: 100% 50%; } }
.lc-sl-stage-in { position: relative; border-radius: 21px; background: #fff; overflow: hidden; min-height: 520px; }
.lc-sl-panel { display: grid; grid-template-columns: 1.55fr 1fr; min-height: 520px; position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity .6s, visibility .6s; }
.lc-sl-panel.on { position: relative; opacity: 1; visibility: visible; }
.lc-sl-visual { position: relative; overflow: hidden; background: #e9ebf5; }
.lc-sl-visual > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transform: scale(1.08); transition: transform 7s ease-out; }
.lc-sl-panel.on .lc-sl-visual > img { transform: scale(1); }
.lc-sl-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(20, 22, 48, .42) 0%, rgba(20, 22, 48, .08) 45%, transparent 70%); }
.lc-sl-scan { position: absolute; left: 0; right: 0; height: 140px; top: -140px; z-index: 2; pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(150, 190, 255, .16) 70%, rgba(190, 215, 255, .55) 99%, transparent); animation: lcScan 4.8s cubic-bezier(.45, 0, .55, 1) infinite; }
@keyframes lcScan { to { top: 100%; } }
.lc-sl-corner { position: absolute; width: 22px; height: 22px; border: 2px solid rgba(255, 255, 255, .85); z-index: 3; }
.lc-sl-corner.tl { left: 18px; top: 18px; border-right: 0; border-bottom: 0; }
.lc-sl-corner.tr { right: 18px; top: 18px; border-left: 0; border-bottom: 0; }
.lc-sl-corner.bl { left: 18px; bottom: 18px; border-right: 0; border-top: 0; }
.lc-sl-corner.br { right: 18px; bottom: 18px; border-left: 0; border-top: 0; }
.lc-sl-live { position: absolute; right: 22px; top: 20px; z-index: 3; font-size: 12px; letter-spacing: 1px; color: #fff; display: flex; align-items: center; gap: 6px; text-shadow: 0 1px 4px rgba(0, 0, 0, .3); }
.lc-sl-live i { width: 8px; height: 8px; border-radius: 50%; background: #ff5d7a; animation: lcBlink 1.2s infinite; }
@keyframes lcBlink { 50% { opacity: .25; } }

/* HUD glass panel */
.lc-sl-hud { position: absolute; left: 28px; top: 50%; transform: translateY(-50%); z-index: 4; width: 300px; padding: 20px; border-radius: 18px; color: #fff;
  background: rgba(24, 26, 52, .42); border: 1px solid rgba(255, 255, 255, .28); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%);
  box-shadow: 0 18px 40px rgba(10, 10, 40, .25); }
.lc-sl-hud .hd { display: flex; justify-content: space-between; align-items: center; font-size: 12px; letter-spacing: 1px; opacity: .85; margin-bottom: 14px; }
.lc-sl-hud .row { display: flex; align-items: center; gap: 16px; }
.lc-sl-ring { position: relative; width: 92px; height: 92px; flex: none; }
.lc-sl-ring svg { width: 100%; height: 100%; display: block; overflow: visible; }
.lc-sl-ring .halo { position: absolute; inset: -10px; border-radius: 50%; background: radial-gradient(circle, var(--ring, #8ab4e8) 0%, transparent 65%); opacity: .45; filter: blur(6px); transition: background .4s; }
.lc-sl-read b { display: block; font-size: 34px; font-weight: 600; line-height: 1.1; font-variant-numeric: tabular-nums; }
.lc-sl-read > span { font-size: 12px; opacity: .8; }
.lc-sl-read b small { font-size: 18px; font-weight: 500; margin-left: 2px; }
.lc-sl-state { display: inline-block; margin-top: 8px; padding: 2px 12px; border-radius: 999px; font-size: 13px; font-weight: 500; background: #fff; color: var(--state, #5887da); transition: color .3s; }
.lc-sl-meter { position: relative; height: 8px; border-radius: 99px; margin: 18px 0 6px; }
.lc-sl-meter .knob { position: absolute; top: 50%; width: 16px; height: 16px; margin: -8px 0 0 -8px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 4px rgba(255, 255, 255, .3), 0 0 14px rgba(255, 255, 255, .9); }
.lc-sl-scale { display: flex; justify-content: space-between; font-size: 11.5px; opacity: .8; }
.lc-sl-tip { margin-top: 12px; font-size: 13px; line-height: 1.5; min-height: 2.9em; opacity: .95; }

/* humidity droplets */
.lc-sl-drops { position: absolute; inset: 0; z-index: 3; pointer-events: none; }
.lc-sl-drops i { position: absolute; bottom: -10px; width: 6px; height: 6px; border-radius: 50%; background: rgba(210, 230, 255, .9); box-shadow: 0 0 8px rgba(200, 225, 255, .9); opacity: 0; animation: lcRise 4s linear infinite; }
@keyframes lcRise { 0% { transform: translateY(0) scale(.6); opacity: 0; } 15% { opacity: var(--o, .8); } 100% { transform: translateY(-420px) scale(1.1); opacity: 0; } }

/* UV sun */
.lc-sl-sun { position: absolute; left: 36%; top: -4%; width: 150px; height: 150px; z-index: 3; pointer-events: none; opacity: var(--uv, .3); transition: opacity .3s; }
.lc-sl-sun .core { position: absolute; inset: 42px; border-radius: 50%; background: radial-gradient(circle, #fffbe8, #ffe08a 60%, rgba(255, 210, 110, 0) 72%); box-shadow: 0 0 60px 20px rgba(255, 222, 140, .55); }
.lc-sl-sun .rays { position: absolute; inset: 0; animation: lcSpin 14s linear infinite; background: repeating-conic-gradient(rgba(255, 236, 170, .55) 0 4deg, transparent 4deg 22deg); border-radius: 50%;
  -webkit-mask-image: radial-gradient(circle, transparent 34%, #000 36%, transparent 70%); mask-image: radial-gradient(circle, transparent 34%, #000 36%, transparent 70%); }
@keyframes lcSpin { to { transform: rotate(360deg); } }

/* thermometer */
.lc-sl-thermo { display: flex; gap: 12px; align-items: stretch; }
.lc-sl-tube { position: relative; width: 26px; height: 168px; border-radius: 13px; background: rgba(255, 255, 255, .18); border: 1px solid rgba(255, 255, 255, .5); overflow: hidden; flex: none; }
.lc-sl-tube .seg { position: absolute; left: 0; right: 0; opacity: .55; transition: opacity .3s; }
.lc-sl-tube .seg.lit { opacity: 1; box-shadow: inset 0 0 10px rgba(255, 255, 255, .5); }
.lc-sl-tube .lvl { position: absolute; left: -2px; right: -2px; height: 2px; background: #fff; box-shadow: 0 0 10px #fff; }
.lc-sl-ticks { display: flex; flex-direction: column-reverse; justify-content: space-between; font-size: 11px; opacity: .85; padding: 2px 0; }

/* Kameleon woven label */
.lc-sl-woven { position: relative; width: 100%; height: 120px; border-radius: 10px; overflow: hidden; display: grid; place-items: center;
  background: repeating-linear-gradient(45deg, #17171b 0 2px, #1e1e24 2px 4px); border: 1px solid rgba(255, 255, 255, .25); }
.lc-sl-woven .name { font-family: "Times New Roman", Georgia, serif; font-size: 30px; color: #fff; letter-spacing: 1px; position: relative; z-index: 2; }
.lc-sl-woven .strip { position: absolute; left: 50%; bottom: 26px; height: 4px; width: 0; transform: translateX(-50%); background: #e8333d; border-radius: 2px; box-shadow: 0 0 12px rgba(232, 51, 61, .8); z-index: 2; transition: width 1.1s cubic-bezier(.2, .8, .2, 1); }
.lc-sl-woven .wave { position: absolute; inset: 0; z-index: 1; transform: translateX(-110%); background: linear-gradient(90deg, transparent, rgba(110, 170, 255, .45) 35%, rgba(170, 210, 255, .75) 50%, rgba(110, 170, 255, .45) 65%, transparent); }
.lc-sl-woven.washing .wave { animation: lcWave 1.6s ease-in-out 2; }
@keyframes lcWave { to { transform: translateX(110%); } }
.lc-sl-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin-top: 14px; }
.lc-sl-steps span { font-size: 11.5px; text-align: center; padding: 6px 2px; border-radius: 8px; background: rgba(255, 255, 255, .12); opacity: .55; transition: .35s; }
.lc-sl-steps span.on { opacity: 1; background: rgba(255, 255, 255, .26); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .5); }

/* info column */
.lc-sl-info { padding: 46px 44px; display: flex; flex-direction: column; justify-content: center; }
.lc-sl-kicker { font-size: 13px; color: var(--b); letter-spacing: 1px; }
.lc-sl-info h3 { margin: 8px 0 4px; font-size: 30px; font-weight: 500; color: #333; }
.lc-sl-info .en { font-size: 14px; color: var(--muted); letter-spacing: .5px; }
.lc-sl-info p.desc { margin: 18px 0 18px; font-size: 15px; color: #555; line-height: 1.85; }
.lc-sl-feats { list-style: none; padding: 0; margin: 0 0 26px; display: grid; gap: 10px; }
.lc-sl-feats li { display: flex; gap: 10px; align-items: flex-start; font-size: 14.5px; color: #444; }
.lc-sl-feats li::before { content: ""; flex: none; width: 14px; height: 14px; margin-top: 4px; border-radius: 50%; border: 3px solid var(--p); }
.lc-sl-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.lc-sl-btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 24px; border-radius: 999px; font-size: 14px; text-decoration: none !important; color: #fff !important; background: var(--p); transition: .25s; border: 1px solid var(--p); }
.lc-sl-btn:hover { background: var(--p-d); box-shadow: 0 8px 22px rgba(108, 108, 177, .35); transform: translateY(-1px); }
.lc-sl-btn.ghost { background: transparent; color: var(--p) !important; }
.lc-sl-btn.ghost:hover { background: #f1f1fa; box-shadow: none; }
.lc-sl-btn .arr { transition: transform .25s; }
.lc-sl-btn:hover .arr { transform: translateX(3px); }

/* principle flow */
.lc-sl-flow { margin-top: 44px; display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; gap: 0; }
.lc-sl-node { text-align: center; padding: 22px 16px; border-radius: 16px; background: rgba(255, 255, 255, .78); border: 1px solid rgba(108, 108, 177, .16); }
.lc-sl-node b { display: block; font-size: 17px; font-weight: 500; color: #333; margin: 10px 0 4px; }
.lc-sl-node span { font-size: 13px; color: var(--muted); }
.lc-sl-node .ic { width: 46px; height: 46px; margin: 0 auto; border-radius: 50%; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--b), var(--p)); box-shadow: 0 8px 20px rgba(88, 135, 218, .35); }
.lc-sl-node .ic svg { width: 24px; height: 24px; }
.lc-sl-link { position: relative; width: 90px; height: 2px; margin: 0 10px; background: linear-gradient(90deg, rgba(88, 135, 218, .25), rgba(108, 108, 177, .25)); }
.lc-sl-link i { position: absolute; top: -3px; left: 0; width: 8px; height: 8px; border-radius: 50%; background: var(--b); box-shadow: 0 0 10px var(--b); animation: lcFlow 2.2s linear infinite; }
.lc-sl-link i:nth-child(2) { animation-delay: .73s; } .lc-sl-link i:nth-child(3) { animation-delay: 1.46s; }
@keyframes lcFlow { 0% { left: 0; opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } 100% { left: calc(100% - 8px); opacity: 0; } }

/* reveal on scroll */
.lc-rv { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s cubic-bezier(.2, .7, .2, 1); }
.lc-rv.in { opacity: 1; transform: none; }

@media (max-width: 1100px) {
  .lc-sl-panel { grid-template-columns: 1fr; }
  .lc-sl-visual { min-height: 420px; }
  .lc-sl-info { padding: 30px 26px 34px; }
}
@media (max-width: 767px) {
  .lc-sl { padding: 56px 0 64px; }
  .lc-sl-wrap { padding: 0 14px; }
  .lc-sl-en { font-size: 18px; } .lc-sl-title { font-size: 24px; } .lc-sl-sub { font-size: 14px; }
  .lc-sl-stats { grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 22px; }
  .lc-sl-stat b { font-size: 26px; }
  .lc-sl-tabs { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .lc-sl-tab { padding: 10px 12px; gap: 10px; }
  .lc-sl-tab .ic { width: 36px; height: 36px; } .lc-sl-tab .tx b { font-size: 14px; } .lc-sl-tab .tx span { font-size: 11.5px; }
  .lc-sl-title b { display: block; }
  .lc-sl-tab .tx span { display: none; }
  .lc-sl-tab .tx b { font-size: 13.5px; line-height: 1.35; }
  .lc-sl-stage-in, .lc-sl-panel { min-height: 0; }
  .lc-sl-visual { min-height: 0; display: block; background: linear-gradient(180deg, #2a2c45, #1d1f35); }
  .lc-sl-visual > img { position: relative; display: block; height: auto; aspect-ratio: 16 / 10; transform: none !important; }
  .lc-sl-visual::after { background: linear-gradient(0deg, rgba(29, 31, 53, .9) 0%, transparent 38%); height: calc(100vw * .62); bottom: auto; }
  .lc-sl-hud { position: relative; left: auto; right: auto; top: auto; bottom: auto; transform: none; width: auto; margin: -30px 12px 14px; padding: 14px; }
  .lc-sl-scan { animation-duration: 3.6s; }
  .lc-sl-corner.bl, .lc-sl-corner.br { display: none; }
  .lc-sl-ring { width: 70px; height: 70px; } .lc-sl-read b { font-size: 26px; }
  .lc-sl-tube { height: 120px; }
  .lc-sl-sun { width: 110px; height: 110px; }
  .lc-sl-sun .core { inset: 31px; }
  .lc-sl-info h3 { font-size: 24px; }
  .lc-sl-flow { grid-template-columns: 1fr; gap: 0; }
  .lc-sl-link { width: 2px; height: 34px; margin: 6px auto; background: linear-gradient(180deg, rgba(88, 135, 218, .25), rgba(108, 108, 177, .25)); }
  .lc-sl-link i { left: -3px !important; animation-name: lcFlowV; }
  @keyframes lcFlowV { 0% { top: 0; opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } 100% { top: calc(100% - 8px); opacity: 0; } }
}
/* Reduced motion: keep the product demos (they carry the information), drop large decorative movement only. */
@media (prefers-reduced-motion: reduce) {
  .lc-sl-bg .grid { animation: none; }
  .lc-sl-visual > img { transition: none; transform: none !important; }
  .lc-sl-sun .rays { animation-duration: 40s; }
  .lc-rv { transform: none; transition: opacity .7s ease; }
}

/* inner pages (series / product / application): same showcase, tighter spacing */
.lc-sl-inner { padding: 70px 0 78px; }
.lc-sl-inner .lc-sl-head { margin-bottom: 30px; }
.lc-sl-inner.solo .lc-sl-stage { margin-top: 0; }
@media (max-width: 767px) { .lc-sl-inner { padding: 44px 0 50px; } .lc-sl-inner .lc-sl-tabs { grid-template-columns: repeat(2, 1fr) !important; } }