:root {
  --ink: #061526;
  --ink-2: #0c2744;
  --blue: #0879ed;
  --blue-light: #38b9ff;
  --paper: #f4f7fa;
  --muted: #66788a;
  --line: rgba(6, 21, 38, .12);
  --white: #fff;
  --shell: min(1280px, calc(100vw - 48px));
  --ease: cubic-bezier(.22, 1, .36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; overflow-x: hidden; }
body { margin: 0; color: var(--ink); background: #fff; font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; }
.shell { width: var(--shell); margin-inline: auto; }
.section { padding: 128px 0; }

.scroll-progress { position: fixed; z-index: 999; top: 0; left: 0; width: 0; height: 3px; background: linear-gradient(90deg, var(--blue-light), var(--blue)); box-shadow: 0 0 18px rgba(8, 121, 237, .55); }

.site-header { position: fixed; z-index: 100; inset: 0 0 auto; height: 88px; color: #fff; border-bottom: 1px solid rgba(255,255,255,.16); transition: .35s ease; }
.site-header.scrolled, .site-header.menu-open { color: var(--ink); background: rgba(255,255,255,.93); border-color: var(--line); box-shadow: 0 12px 35px rgba(4, 25, 46, .09); backdrop-filter: blur(18px); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; }
.brand { position: relative; width: 270px; height: 64px; color: currentColor; }
.brand img { position: absolute; inset: 0; width: 100%; height: 64px; object-fit: contain; object-position: left center; transition: opacity .35s ease; }
.brand .logo-color { opacity: 0; }
.site-header.scrolled .brand .logo-white, .site-header.menu-open .brand .logo-white { opacity: 0; }
.site-header.scrolled .brand .logo-color, .site-header.menu-open .brand .logo-color { opacity: 1; }
.main-nav { display: flex; align-items: center; gap: clamp(22px, 2.4vw, 42px); font-size: 15px; }
.main-nav > a:not(.nav-cta) { position: relative; padding: 33px 0 29px; }
.main-nav > a:not(.nav-cta)::after { position: absolute; content: ""; left: 0; right: 0; bottom: 0; height: 2px; background: var(--blue-light); transform: scaleX(0); transform-origin: right; transition: transform .35s var(--ease); }
.main-nav > a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-cta { display: inline-flex; align-items: center; gap: 20px; padding: 12px 16px 12px 20px; border: 1px solid rgba(255,255,255,.42); border-radius: 3px; }
.site-header.scrolled .nav-cta, .site-header.menu-open .nav-cta { border-color: var(--line); }
.nav-cta span { color: var(--blue-light); font-size: 19px; }
.menu-toggle { display: none; width: 44px; height: 44px; padding: 10px; border: 0; background: transparent; color: currentColor; }
.menu-toggle span { display: block; height: 2px; margin: 5px 0; background: currentColor; transition: .3s ease; }

.hero { position: relative; min-height: 780px; height: 100svh; color: #fff; background: var(--ink); overflow: hidden; isolation: isolate; }
.hero::before { position: absolute; z-index: -1; content: ""; inset: 0; background: linear-gradient(90deg, rgba(3,16,29,.97) 0%, rgba(5,27,49,.86) 44%, rgba(4,25,45,.28) 73%, rgba(5,20,35,.7) 100%); }
.hero::after { position: absolute; z-index: -1; content: ""; width: 46vw; height: 115%; top: -8%; right: -8%; background: linear-gradient(140deg, rgba(19,130,239,.06), rgba(7,121,237,.58)); clip-path: polygon(24% 0, 100% 0, 100% 100%, 0 88%); }
.hero-photo { position: absolute; z-index: -2; inset: 0; background-position: center; background-size: cover; background-repeat: no-repeat; filter: saturate(.75) contrast(1.08); transform: scale(1.04); animation: heroDrift 12s ease-out both; }
.hero-grid { position: absolute; inset: 0; z-index: -1; opacity: .13; background-image: linear-gradient(rgba(75,185,255,.35) 1px, transparent 1px), linear-gradient(90deg, rgba(75,185,255,.35) 1px, transparent 1px); background-size: 88px 88px; mask-image: linear-gradient(to right, #000, transparent 68%); }
.hero-layout { height: 100%; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 70px; padding-top: 88px; }
.hero-copy { align-self: center; max-width: 720px; }
.eyebrow, .section-kicker { display: flex; align-items: center; gap: 12px; margin: 0 0 24px; color: var(--blue-light); font-size: 12px; font-weight: 700; letter-spacing: .2em; }
.eyebrow i { width: 7px; height: 7px; border-radius: 50%; background: var(--blue-light); box-shadow: 0 0 0 7px rgba(56,185,255,.12), 0 0 20px rgba(56,185,255,.6); }
.hero h1 { margin: 0; font-size: clamp(58px, 6.3vw, 100px); font-weight: 700; line-height: 1.04; letter-spacing: -.055em; }
.hero h1 span { color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.78); }
.hero-lead { max-width: 610px; margin: 30px 0 0; color: rgba(255,255,255,.7); font-size: 17px; line-height: 2; }
.hero-actions { display: flex; gap: 16px; margin-top: 40px; }
.button { min-height: 54px; display: inline-flex; justify-content: center; align-items: center; gap: 28px; padding: 0 28px; border: 1px solid transparent; font-size: 14px; font-weight: 650; transition: .35s var(--ease); }
.button:hover { transform: translateY(-3px); }
.button-primary { color: #fff; background: linear-gradient(135deg, #1197ff, #0567d2); box-shadow: 0 15px 35px rgba(0,101,211,.24); }
.button-primary:hover { box-shadow: 0 18px 42px rgba(0,101,211,.42); }
.button-ghost { color: #fff; border-color: rgba(255,255,255,.4); background: rgba(255,255,255,.04); backdrop-filter: blur(8px); }
.button-ghost:hover { background: rgba(255,255,255,.12); }
.hero-product { position: relative; justify-self: end; width: min(470px, 38vw); aspect-ratio: 1; display: grid; place-items: center; }
.hero-product::before { position: absolute; content: ""; inset: 10%; background: linear-gradient(145deg, #fff, #dbe9f5); transform: rotate(45deg); border-radius: 38px; box-shadow: 0 30px 90px rgba(0,0,0,.35); }
.hero-product img { position: relative; z-index: 2; width: 82%; height: 82%; object-fit: cover; border-radius: 20px; mix-blend-mode: multiply; clip-path: polygon(12% 0, 100% 0, 100% 84%, 82% 100%, 0 100%, 0 14%); }
.product-orbit { position: absolute; border: 1px solid rgba(91,200,255,.26); transform: rotate(45deg); border-radius: 42px; }
.orbit-one { inset: 1%; animation: orbitPulse 4.4s ease-in-out infinite; }
.orbit-two { inset: -11%; opacity: .5; animation: orbitPulse 4.4s 1.2s ease-in-out infinite; }
.hero-spec { position: absolute; z-index: 4; right: -20px; bottom: 12%; min-width: 180px; padding: 18px 22px; color: #fff; background: rgba(5,24,42,.78); border-left: 3px solid var(--blue-light); backdrop-filter: blur(12px); box-shadow: 0 14px 40px rgba(0,0,0,.22); }
.hero-spec span { display: block; color: rgba(255,255,255,.58); font-size: 12px; letter-spacing: .08em; }
.hero-spec strong { display: block; margin-top: 4px; font: 700 27px/1.2 Arial, sans-serif; }
.hero-spec small { font-size: 12px; font-weight: 500; }
.hero-bottom { position: absolute; left: 50%; bottom: 34px; display: flex; justify-content: center; align-items: end; transform: translateX(-50%); }
.hero-index { display: flex; align-items: center; gap: 14px; font: 13px Arial, sans-serif; }
.hero-index b { font-size: 19px; }.hero-index span { width: 74px; height: 2px; background: linear-gradient(90deg, var(--blue-light) 25%, rgba(255,255,255,.28) 25%); }.hero-index em { font-style: normal; opacity: .45; }
.scroll-hint { display: flex; align-items: center; gap: 16px; color: rgba(255,255,255,.5); font-size: 12px; letter-spacing: .14em; writing-mode: vertical-lr; }
.scroll-hint i { width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; font-style: normal; }

.strength { position: relative; z-index: 5; margin-top: -2px; background: #fff; border-bottom: 1px solid var(--line); }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { position: relative; min-height: 205px; display: flex; flex-direction: column; justify-content: center; padding: 34px 42px; border-right: 1px solid var(--line); }
.stat:first-child { border-left: 1px solid var(--line); }
.stat-no { position: absolute; top: 26px; right: 24px; color: rgba(6,21,38,.2); font: 11px Arial, sans-serif; }
.stat strong { display: flex; align-items: end; gap: 7px; font: 600 clamp(38px,4vw,58px)/1 Arial,sans-serif; letter-spacing: -.04em; }
.stat strong small { margin-bottom: 6px; color: var(--blue); font-size: 15px; font-weight: 600; letter-spacing: 0; }
.stat p { margin: 16px 0 0; color: var(--muted); font-size: 14px; }

.section-head { display: flex; align-items: end; justify-content: space-between; gap: 60px; margin-bottom: 55px; }
.section-head > p { max-width: 500px; margin: 0; color: var(--muted); font-size: 15px; line-height: 1.9; }
.section-kicker { margin-bottom: 17px; color: var(--blue); }
.section h2, .quality h2, .contact h2 { margin: 0; font-size: clamp(38px,4.3vw,64px); line-height: 1.17; letter-spacing: -.045em; }
.quality-copy h2 { font-size: clamp(40px,3.35vw,48px); }

.products { background: var(--paper); }
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.filter { padding: 12px 20px; color: #6b7885; background: transparent; border: 1px solid var(--line); cursor: pointer; transition: .3s ease; }
.filter:hover, .filter.active { color: #fff; border-color: var(--blue); background: var(--blue); }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.product-card { min-height: 420px; display: flex; flex-direction: column; background: #fff; border: 1px solid rgba(6,21,38,.07); transition: transform .45s var(--ease), box-shadow .45s var(--ease), opacity .25s ease; overflow: hidden; }
.product-card.featured { grid-column: span 2; }
.product-card:hover { transform: translateY(-8px); box-shadow: 0 24px 60px rgba(11,48,79,.12); }
.product-card.is-hidden { display: none; }
.product-image { flex: 1; min-height: 280px; overflow: hidden; background: #e9eef2; }
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease), filter .5s ease; filter: saturate(.78); }
.product-card:hover .product-image img { transform: scale(1.045); filter: saturate(1); }
.product-info { position: relative; padding: 24px 26px 26px; border-top: 1px solid var(--line); }
.product-info span { color: var(--blue); font: 700 10px Arial,sans-serif; letter-spacing: .15em; }
.product-info h3 { margin: 10px 0 6px; font-size: 21px; }.product-info p { margin: 0; color: var(--muted); font-size: 13px; }

.capabilities { position: relative; color: #fff; background: #061526; overflow: hidden; }
.capabilities::before { position: absolute; content: ""; width: 900px; height: 900px; right: -350px; top: -420px; border: 1px solid rgba(74,181,255,.18); border-radius: 50%; box-shadow: 0 0 0 100px rgba(34,137,231,.025), 0 0 0 200px rgba(34,137,231,.02); }
.section-head.light > p { color: rgba(255,255,255,.5); }
.cap-grid { position: relative; display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 16px; }
.cap-card { min-height: 475px; display: flex; flex-direction: column; padding: 34px; border: 1px solid rgba(255,255,255,.12); background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.015)); transition: .4s var(--ease); }
.cap-card:hover { transform: translateY(-7px); border-color: rgba(56,185,255,.4); background: linear-gradient(145deg, rgba(17,117,211,.2), rgba(255,255,255,.02)); }
.cap-main { background: linear-gradient(145deg, rgba(8,121,237,.78), rgba(4,77,144,.38)); }
.cap-index { align-self: end; color: rgba(255,255,255,.35); font: 12px Arial,sans-serif; }
.cap-icon { width: 120px; height: 120px; position: relative; margin: 40px 0 35px; }
.material-icon i { position: absolute; width: 68px; height: 16px; left: 18px; background: linear-gradient(90deg, #7ed2ff, #fff); transform: skewY(-18deg); box-shadow: 0 13px 26px rgba(0,0,0,.2); }.material-icon i:nth-child(2){top:28px;left:31px}.material-icon i:nth-child(3){top:56px;left:44px}
.cube-icon i { position: absolute; inset: 17px; border: 2px solid #6bc5ff; transform: rotate(30deg) skew(-6deg); box-shadow: inset 18px -18px 0 rgba(52,166,247,.17), 0 0 35px rgba(35,155,244,.13); }
.shine-icon i { position:absolute; width:82px;height:82px;left:18px;top:18px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#fff 0 3%,#68c9ff 4% 8%,#1267aa 35%,#04192c 72%);box-shadow:0 0 30px rgba(79,195,255,.32)}
.shine-icon::after { position:absolute;content:"";width:46px;height:2px;left:63px;top:17px;background:#fff;transform:rotate(-44deg);box-shadow:0 0 18px #fff; }
.cap-card h3 { margin: 0 0 16px; font-size: 27px; }.cap-card p { margin: 0; color: rgba(255,255,255,.55); font-size: 14px; line-height: 1.9; }.cap-card strong { margin-top: auto; color: var(--blue-light); font: 600 22px Arial,sans-serif; }.cap-card ul { display:flex;gap:8px;flex-wrap:wrap;margin:auto 0 0;padding:0;list-style:none}.cap-card li{padding:8px 12px;border:1px solid rgba(255,255,255,.2);font-size:12px;color:rgba(255,255,255,.65)}

.process { background: #fff; }
.process-list { display: grid; grid-template-columns: repeat(5,1fr); padding: 0; margin: 70px 0 0; list-style: none; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.process-list li { position: relative; min-height: 280px; padding: 32px 25px; border-right: 1px solid var(--line); transition:.35s var(--ease); }.process-list li:first-child{border-left:1px solid var(--line)}.process-list li:hover{color:#fff;background:var(--blue);transform:translateY(-8px)}
.process-list span { color: #9aa7b2; font: 11px Arial,sans-serif; }.process-list i{display:block;margin:45px 0 33px;color:var(--blue);font:normal 36px Georgia,serif}.process-list li:hover span,.process-list li:hover i,.process-list li:hover p{color:rgba(255,255,255,.7)}.process-list h3{margin:0 0 9px;font-size:19px}.process-list p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}

.quality { min-height: 740px; display: grid; grid-template-columns: 1.12fr .88fr; background: var(--paper); }
.quality-image { min-height: 620px; background: #eaf3f8; }
.quality-copy { display: flex; flex-direction: column; justify-content: center; padding: 80px clamp(45px,7vw,130px); }
.quality-copy > p:not(.section-kicker) { margin: 28px 0 0; color: var(--muted); font-size: 15px; line-height: 2; }
.quality-data { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; margin-top: 45px; background: var(--line); border: 1px solid var(--line); }.quality-data div{padding:20px 15px;background:var(--paper)}.quality-data strong,.quality-data span{display:block}.quality-data strong{font-size:14px}.quality-data span{margin-top:7px;color:#8996a2;font-size:11px}

.about { background:#fff; }.about-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:90px;align-items:center}.about-copy>p:not(.section-kicker){margin:25px 0 0;color:var(--muted);font-size:15px;line-height:2}.industry-tags{display:flex;gap:10px;margin-top:34px}.industry-tags span{width:70px;height:70px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;font-size:13px;transition:.3s ease}.industry-tags span:hover{color:#fff;border-color:var(--blue);background:var(--blue)}
.about-figure{position:relative;margin:0;padding:28px;background:var(--paper)}.about-figure::before{position:absolute;content:"";width:72px;height:72px;right:-16px;top:-16px;border-top:3px solid var(--blue);border-right:3px solid var(--blue)}.about-figure img{width:100%;aspect-ratio:2.9/1;object-fit:cover}.about-figure figcaption{display:flex;align-items:center;justify-content:space-between;padding-top:22px}.about-figure b{font-size:16px}.about-figure span{color:var(--muted);font-size:12px}

.contact { position:relative;padding:105px 0;color:#fff;background:linear-gradient(120deg,#0b83f2,#0758b8);overflow:hidden }.contact-rings{position:absolute;width:520px;height:520px;right:-90px;top:-250px;border:1px solid rgba(255,255,255,.18);border-radius:50%;box-shadow:0 0 0 78px rgba(255,255,255,.04),0 0 0 156px rgba(255,255,255,.035)}.contact-layout{position:relative;display:grid;grid-template-columns:1.2fr .8fr;gap:100px;align-items:end}.contact .section-kicker{color:rgba(255,255,255,.65)}.contact-side p{margin:0 0 30px;color:rgba(255,255,255,.75);font-size:15px;line-height:1.9}.button-white{color:var(--blue);background:#fff;box-shadow:0 16px 35px rgba(0,43,95,.18)}

.footer { color:rgba(255,255,255,.52);background:#04111e }.footer-main{display:grid;grid-template-columns:1.7fr repeat(3,1fr);gap:70px;padding:76px 0}.footer-brand img{width:270px;opacity:.95}.footer-brand p{max-width:310px;margin:22px 0 0;font-size:13px;line-height:1.8}.footer-col{display:flex;flex-direction:column;gap:12px;font-size:13px}.footer-col h3{margin:0 0 10px;color:#fff;font-size:14px}.footer-col a:hover{color:var(--blue-light)}.footer-bottom{display:flex;justify-content:space-between;padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.09);font-size:11px}

.reveal { opacity:0; transform:translateY(36px); transition:opacity .8s var(--ease),transform .8s var(--ease); }.reveal.active{opacity:1;transform:none}
@keyframes heroDrift{from{transform:scale(1.11)}to{transform:scale(1.04)}}
@keyframes orbitPulse{50%{transform:rotate(45deg) scale(1.035);opacity:.25}}

@media (max-width: 1050px) {
  .main-nav{gap:19px}.main-nav a{font-size:13px}.brand{width:225px}.hero-layout{grid-template-columns:1fr .75fr;gap:30px}.hero-product{width:38vw}.product-grid{grid-template-columns:repeat(2,1fr)}.product-card.featured{grid-column:span 2}.cap-grid{grid-template-columns:1fr 1fr}.cap-main{grid-row:span 2}.process-list{grid-template-columns:repeat(3,1fr)}.quality{grid-template-columns:1fr 1fr}.quality-copy{padding:60px 42px}.quality-data{grid-template-columns:1fr}.about-grid{gap:45px}.footer-main{grid-template-columns:1.4fr 1fr 1fr}.footer-col:last-child{grid-column:2/4}
}

@media (max-width: 780px) {
  :root{--shell:min(100% - 34px,1280px)}.section{padding:86px 0}.site-header{height:74px}.brand{width:218px}.brand img{height:54px}.menu-toggle{display:block}.main-nav{position:absolute;top:74px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:0;padding:18px 24px 26px;color:var(--ink);background:rgba(255,255,255,.97);border-top:1px solid var(--line);box-shadow:0 25px 40px rgba(4,25,46,.12)}.main-nav.open{display:flex}.main-nav> a:not(.nav-cta){padding:15px 0;border-bottom:1px solid var(--line)}.nav-cta{margin-top:16px;justify-content:space-between}.menu-open .menu-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}.menu-open .menu-toggle span:nth-child(2){opacity:0}.menu-open .menu-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .hero{min-height:840px;height:auto}.hero::after{width:100%;height:55%;top:auto;bottom:0;right:-30%;opacity:.65}.hero-layout{min-height:840px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:125px 0 110px}.hero h1{font-size:clamp(52px,15vw,74px)}.hero-lead{font-size:15px;line-height:1.85}.hero-actions{flex-wrap:wrap}.hero-product{display:none}.hero-bottom{bottom:22px}.scroll-hint{display:none}
  .stat-grid{grid-template-columns:repeat(2,1fr)}.stat{min-height:160px;padding:27px 23px}.stat:first-child{border-left:0}.stat:nth-child(odd){border-left:1px solid var(--line)}.stat strong{font-size:36px}.stat p{font-size:12px}
  .section-head{display:block;margin-bottom:38px}.section-head>p{margin-top:22px}.section h2,.quality h2,.contact h2{font-size:40px}.filter-bar{overflow-x:auto;flex-wrap:nowrap;padding-bottom:6px}.filter{flex:0 0 auto}.product-grid{grid-template-columns:1fr}.product-card.featured{grid-column:auto}.product-card{min-height:380px}.cap-grid{grid-template-columns:1fr}.cap-main{grid-row:auto}.cap-card{min-height:430px}.process-list{grid-template-columns:1fr}.process-list li{min-height:170px;padding:25px 24px}.process-list i{margin:25px 0 18px}.process-list li:first-child{border-left:0}.process-list li{border-left:1px solid var(--line)}
  .quality{grid-template-columns:1fr}.quality-image{min-height:420px}.quality-copy{padding:70px 24px}.about-grid{grid-template-columns:1fr}.about-figure{padding:12px}.about-figure img{aspect-ratio:1.55/1}.about-figure figcaption{display:block}.about-figure span{display:block;margin-top:7px}.contact-layout{grid-template-columns:1fr;gap:35px}.footer-main{grid-template-columns:1fr 1fr;gap:40px}.footer-brand{grid-column:1/3}.footer-col:last-child{grid-column:auto}.footer-bottom{gap:20px;flex-direction:column}
}

@media (prefers-reduced-motion: reduce) { html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.reveal{opacity:1;transform:none} }

/* 第二版视觉系统：电影感工业影像、扫描线与空间动效 */
body { background: #eef3f7; }
.page-loader { position: fixed; z-index: 1000; inset: 0; display: grid; place-items: center; background: #04111f; transition: opacity .55s ease, visibility .55s ease; }
.is-loaded .page-loader { opacity: 0; visibility: hidden; pointer-events: none; }
/* 加载标志按实际图文宽度居中，不沿用横版 SVG 右侧的空白画布。 */
.loader-mark { width: max-content; max-width: calc(100% - 48px); display: flex; flex-direction: column; align-items: center; }
.loader-brand { display: flex; align-items: center; justify-content: center; gap: 14px; }
.loader-icon { display: block; flex: 0 0 52px; width: 52px; height: 52px; }
.loader-name { display: flex; flex-direction: column; gap: 7px; color: #102438; text-align: left; white-space: nowrap; }
.loader-name strong { font-size: 23px; font-weight: 750; line-height: 1.1; letter-spacing: 2px; }
.loader-name small { font: 700 8px/1.2 Arial, sans-serif; letter-spacing: 1.5px; }
.loader-line { width: 100%; height: 2px; margin-top: 24px; background: linear-gradient(90deg, var(--blue-light), var(--blue)); transform-origin: left; animation: loaderLine 1.2s var(--ease) infinite; }
.cursor-glow { position: fixed; z-index: 90; width: 420px; height: 420px; margin: -210px 0 0 -210px; border-radius: 50%; pointer-events: none; opacity: .12; background: radial-gradient(circle, rgba(41,166,255,.62), rgba(41,166,255,0) 65%); mix-blend-mode: screen; transition: opacity .3s ease; }

.site-header { height: 94px; }
.site-header.scrolled { height: 78px; }
.main-nav > a:not(.nav-cta) { padding-block: 36px 32px; transition: padding .3s ease; }
.site-header.scrolled .main-nav > a:not(.nav-cta) { padding-block: 27px 24px; }

.hero { min-height: 820px; background: #030c16; }
.hero::before { z-index: -1; background: linear-gradient(90deg, rgba(2,10,18,.96) 0%, rgba(3,14,25,.9) 31%, rgba(3,14,25,.45) 53%, rgba(2,11,20,.12) 76%, rgba(2,11,20,.48) 100%); }
.hero::after { z-index: 0; width: 58vw; height: 100%; top: 0; right: -8%; opacity: .55; background: linear-gradient(140deg, rgba(16,135,245,.03), rgba(6,111,218,.3)); clip-path: polygon(34% 0,100% 0,100% 100%,0 100%); }
.hero-photo { background-position: center; filter: saturate(.9) contrast(1.08); animation: heroCinema 14s ease-out both; will-change: transform; }
.hero-grid { z-index: 0; opacity: .09; mask-image: linear-gradient(to right, black, transparent 72%); }
.hero-scan { position: absolute; z-index: 1; top: 0; bottom: 0; width: 1px; left: 58%; opacity: .7; background: linear-gradient(transparent, #6fd0ff 30%, #fff 50%, #6fd0ff 70%, transparent); box-shadow: 0 0 28px rgba(66,188,255,.8); animation: scanHero 6s ease-in-out infinite; }
.hero-layout { position: relative; z-index: 2; grid-template-columns: 1fr; padding-top: 94px; }
.hero-copy { max-width: 760px; }
.hero h1 { font-size: clamp(72px, 7.3vw, 118px); line-height: .93; letter-spacing: -.075em; }
.hero h1 .hero-line { display: inline-block; color: #fff; -webkit-text-stroke: 0; animation: heroWord 1s .15s var(--ease) both; }
.hero-outline { display: inline-block; margin-top: 14px; color: transparent; -webkit-text-stroke: 1.25px rgba(255,255,255,.8); animation: heroWord 1s .3s var(--ease) both; }
.hero-lead { width: 520px; margin-top: 34px; font-size: 16px; }
.hero-actions .button { position: relative; overflow: hidden; }
.hero-actions .button::before { position: absolute; content: ""; inset: 0; background: linear-gradient(110deg, transparent 25%, rgba(255,255,255,.28) 45%, transparent 65%); transform: translateX(-120%); transition: transform .7s ease; }
.hero-actions .button:hover::before { transform: translateX(120%); }
.hero-instrument { position: absolute; right: 2%; top: 48%; width: 280px; height: 280px; transform: translateY(-50%); opacity: .72; }
.instrument-ring { position: absolute; inset: 0; border: 1px solid rgba(88,200,255,.35); border-radius: 50%; box-shadow: inset 0 0 42px rgba(39,159,239,.06), 0 0 0 34px rgba(55,173,247,.035), 0 0 0 68px rgba(55,173,247,.025); animation: instrumentSpin 18s linear infinite; }
.instrument-ring::before, .instrument-ring::after { position: absolute; content: ""; width: 8px; height: 8px; border-radius: 50%; background: #71d0ff; box-shadow: 0 0 18px #46b9f6; }
.instrument-ring::before { top: 20px; left: 58px; }.instrument-ring::after { right: 28px; bottom: 48px; }
.instrument-cross::before, .instrument-cross::after { position: absolute; content: ""; background: rgba(91,198,255,.42); }
.instrument-cross::before { width: 130%; height: 1px; left: -15%; top: 50%; }.instrument-cross::after { height: 130%; width: 1px; top: -15%; left: 50%; }
.hero-instrument b { position: absolute; right: 16px; top: 48%; padding: 5px 8px; color: #8ad8ff; background: rgba(2,15,27,.7); font: 10px Arial,sans-serif; letter-spacing: .16em; }
.hero-metrics { position: absolute; z-index: 3; right: 0; bottom: 12%; display: flex; border: 1px solid rgba(255,255,255,.16); background: rgba(2,16,29,.58); backdrop-filter: blur(16px); }
.hero-metric { min-width: 165px; padding: 18px 22px; border-left: 1px solid rgba(255,255,255,.13); }
.hero-metric:first-child { border-left: 0; }
.hero-metric span { display: block; color: rgba(255,255,255,.5); font-size: 10px; letter-spacing: .12em; }
.hero-metric strong { display: block; margin-top: 6px; font: 600 21px Arial,sans-serif; }
.hero-metric small { color: var(--blue-light); font-size: 10px; }

.capability-marquee { position: relative; z-index: 4; overflow: hidden; padding: 20px 0; color: #fff; background: linear-gradient(90deg,#086acb,#1498f8); transform: rotate(-1deg) scale(1.02); box-shadow: 0 14px 36px rgba(6,102,195,.22); }
.marquee-track { display: flex; width: max-content; align-items: center; gap: 34px; white-space: nowrap; animation: marqueeMove 28s linear infinite; }
.marquee-track span { font-size: 17px; font-weight: 650; letter-spacing: .1em; }
.marquee-track i { color: rgba(255,255,255,.45); font-style: normal; }

.strength { padding-top: 24px; background: #f7fafc; }
.stat { overflow: hidden; background: #f7fafc; transition: color .4s ease, background .4s ease; }
.stat::before { position: absolute; content: ""; width: 120px; height: 120px; right: -70px; bottom: -70px; border-radius: 50%; background: var(--blue); opacity: .08; transition: .55s var(--ease); }
.stat:hover { color: #fff; background: #09233d; }.stat:hover::before { width: 340px; height: 340px; right: -90px; bottom: -140px; opacity: .18; }.stat:hover p,.stat:hover .stat-no{color:rgba(255,255,255,.58)}

.factory-showcase { position: relative; min-height: 780px; color: #fff; overflow: hidden; background: #061422; }
.factory-media { position: absolute; inset: 0; clip-path: inset(0 100% 0 0); transition: clip-path 1.35s var(--ease); }
.factory-media.active { clip-path: inset(0); }
.factory-media img { width: 100%; height: 112%; object-fit: cover; object-position: center; transform: translateY(-5%); will-change: transform; }
.factory-shade { position: absolute; inset: 0; background: linear-gradient(180deg,rgba(2,12,22,.23),rgba(2,12,22,.13) 38%,rgba(2,12,22,.9) 100%),linear-gradient(90deg,rgba(2,12,22,.8),transparent 60%); }
.factory-content { position: relative; z-index: 2; min-height: 780px; display: flex; justify-content: space-between; align-items: flex-start; padding-top: 115px; }
.factory-heading h2 { margin: 0; font-size: clamp(46px,5vw,76px); line-height: 1.17; letter-spacing: -.055em; }
.factory-note { width: 310px; margin-top: 44px; padding-left: 22px; border-left: 1px solid rgba(255,255,255,.35); }
.factory-note span { color: var(--blue-light); font: 11px Arial,sans-serif; letter-spacing: .15em; }.factory-note p{margin:15px 0 0;color:rgba(255,255,255,.67);font-size:14px;line-height:1.9}
.factory-data { position: absolute; z-index: 3; left: 50%; bottom: 0; display: grid; grid-template-columns: repeat(3,1fr); transform: translateX(-50%); background: rgba(4,19,34,.76); backdrop-filter: blur(18px); }
.factory-data div { padding: 25px 30px; border-right: 1px solid rgba(255,255,255,.13); }.factory-data div:last-child{border-right:0}.factory-data span,.factory-data strong{display:block}.factory-data span{color:rgba(255,255,255,.43);font-size:10px;letter-spacing:.13em}.factory-data strong{margin-top:7px;font-size:15px}

.products { background: #eef3f7; }
.product-grid { gap: 24px; perspective: 1200px; }
.product-card { position: relative; border: 0; box-shadow: 0 15px 44px rgba(6,30,52,.07); transform-style: preserve-3d; will-change: transform; }
.product-card::after { position: absolute; z-index: 3; content: ""; inset: 0; pointer-events: none; opacity: 0; background: radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.34),transparent 34%); transition: opacity .3s ease; }
.product-card:hover::after { opacity: 1; }
.product-card:nth-child(3n+2) { margin-top: 36px; }
.product-card:nth-child(3n) { margin-top: 72px; }

.capabilities { background: radial-gradient(circle at 70% 15%,#0b3558 0,#061526 34%,#030d18 76%); }
.cap-card { overflow: hidden; transform-style: preserve-3d; will-change: transform; }
.cap-card::before { position:absolute;content:"";width:180px;height:180px;right:-90px;bottom:-90px;border:1px solid rgba(88,199,255,.16);border-radius:50%;box-shadow:0 0 0 35px rgba(88,199,255,.025),0 0 0 70px rgba(88,199,255,.018);transition:.55s var(--ease)}.cap-card:hover::before{right:-55px;bottom:-55px;transform:scale(1.2)}

.quality { min-height: 820px; color: #fff; background: #071624; }
.quality-image { position: relative; min-height: 820px; background: linear-gradient(90deg, transparent 65%, rgba(7,22,36,.32)), url("assets/quality-lab-generated.jpg") 42% center / cover no-repeat; clip-path: inset(0 100% 0 0); transition: clip-path 1.25s var(--ease); }
.quality-image.active { clip-path: inset(0); }
.quality-copy { position: relative; background: linear-gradient(135deg,#0a233a,#06131f); }
.quality-copy::before { position:absolute;content:"QUALITY";right:-16px;bottom:25px;color:rgba(255,255,255,.03);font:800 84px Arial,sans-serif;letter-spacing:.03em;writing-mode:vertical-rl }.quality-copy>p:not(.section-kicker){color:rgba(255,255,255,.58)}
.quality-reticle { position:absolute;left:50%;top:48%;width:180px;height:180px;border:1px solid rgba(96,209,255,.5);border-radius:50%;transform:translate(-50%,-50%);box-shadow:0 0 0 26px rgba(51,181,243,.05),0 0 30px rgba(49,181,246,.2);animation:reticleFloat 4s ease-in-out infinite}.quality-reticle i::before,.quality-reticle i::after{position:absolute;content:"";background:rgba(96,209,255,.55)}.quality-reticle i::before{left:-40px;right:-40px;top:50%;height:1px}.quality-reticle i::after{top:-40px;bottom:-40px;left:50%;width:1px}.quality-reticle b{position:absolute;right:-23px;bottom:25px;padding:6px 8px;color:#7cd7ff;background:rgba(2,15,26,.8);font:10px Arial,sans-serif;letter-spacing:.1em}
.quality-data { background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.1)}.quality-data div{background:rgba(255,255,255,.035)}.quality-data span{color:rgba(255,255,255,.42)}

.about { padding-bottom: 110px; background: #f8fafc; }
.micro-gallery { display: grid; grid-template-columns: 1.2fr .8fr 1fr; gap: 16px; margin-top: 70px; }
.micro-gallery figure { position: relative; height: 300px; margin: 0; overflow: hidden; background: #dfe6ec; }
.micro-gallery figure:nth-child(2) { margin-top: 54px; }.micro-gallery figure:nth-child(3){margin-top:18px}
.micro-gallery img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.35) saturate(.8); transition: transform .75s var(--ease),filter .5s ease; }.micro-gallery figure:hover img{transform:scale(1.07);filter:none}
.micro-gallery figcaption { position:absolute;left:0;right:0;bottom:0;padding:20px;color:#fff;background:linear-gradient(transparent,rgba(3,15,27,.8));font:11px Arial,sans-serif;letter-spacing:.1em;transform:translateY(8px);transition:.35s ease}.micro-gallery figure:hover figcaption{transform:none}

.contact { isolation:isolate; background: #076bcf; }
.contact::before { position:absolute;z-index:-2;content:"";inset:0;background:url("assets/factory-generated.jpg") center 58% / cover no-repeat;filter:saturate(.55) contrast(1.1)}
.contact::after { position:absolute;z-index:-1;content:"";inset:0;background:linear-gradient(90deg,rgba(3,28,54,.95),rgba(6,103,201,.82))}
.button-white { position:relative;overflow:hidden }.button-white::after{position:absolute;content:"";width:28px;height:180%;left:-50px;top:-35%;background:rgba(27,138,237,.13);transform:rotate(22deg);transition:left .55s ease}.button-white:hover::after{left:115%}
.contact-details { display: grid; gap: 10px; margin: -8px 0 24px; }
.contact-details a,.contact-details address { display: grid; grid-template-columns: 112px minmax(0,1fr); gap: 18px; align-items: baseline; margin: 0; padding: 13px 0; border-bottom: 1px solid rgba(16,68,105,.12); font-style: normal; }
.contact-details span { color: #70889a; font-size: 11px; letter-spacing: .08em; }
.contact-details strong { color: #102438; font-size: 15px; font-weight: 650; line-height: 1.65; }
.contact-details a:hover strong { color: #0879c5; }

@keyframes loaderLine { 0%{transform:scaleX(0);transform-origin:left}50%{transform:scaleX(1);transform-origin:left}51%{transform-origin:right}100%{transform:scaleX(0);transform-origin:right} }
@keyframes heroCinema { from{transform:scale(1.12) translateX(1%)} to{transform:scale(1.025) translateX(0)} }
@keyframes heroWord { from{opacity:0;transform:translateY(60px);filter:blur(8px)} to{opacity:1;transform:none;filter:none} }
@keyframes scanHero { 0%,100%{left:48%;opacity:0}18%{opacity:.8}82%{opacity:.8}50%{left:88%} }
@keyframes instrumentSpin { to{transform:rotate(360deg)} }
@keyframes marqueeMove { to{transform:translateX(-50%)} }
@keyframes reticleFloat { 50%{transform:translate(-50%,-54%) scale(1.035)} }

@media (max-width: 1050px) {
  .hero h1 { font-size: clamp(68px,10vw,94px); }.hero-instrument{right:-5%;width:230px;height:230px}.hero-metrics{right:0}.factory-content{display:block}.factory-note{margin-top:35px}.product-card:nth-child(3n+2),.product-card:nth-child(3n){margin-top:0}.product-card:nth-child(even){margin-top:36px}.quality{grid-template-columns:1.08fr .92fr}
}

@media (max-width: 780px) {
  .cursor-glow{display:none}.site-header,.site-header.scrolled{height:74px}.hero{min-height:790px}.hero-layout{min-height:790px;padding-top:95px}.hero h1{font-size:clamp(58px,18vw,76px)}.hero-outline{margin-top:9px}.hero-lead{width:auto;max-width:340px}.hero-instrument{display:block;right:-155px;top:66%;width:260px;height:260px;opacity:.4}.hero-metrics{display:none}.hero-scan{animation-duration:8s}.capability-marquee{padding:15px 0}.marquee-track{gap:24px}.marquee-track span{font-size:13px}.strength{padding-top:16px}.factory-showcase,.factory-content{min-height:720px}.factory-media img{height:100%;transform:none;object-position:60% center}.factory-content{padding-top:78px}.factory-heading h2{font-size:43px}.factory-note{width:270px}.factory-data{grid-template-columns:1fr;bottom:0}.factory-data div{padding:13px 18px;border-right:0;border-bottom:1px solid rgba(255,255,255,.1)}.factory-data div:last-child{border-bottom:0}.factory-data span,.factory-data strong{display:inline-block}.factory-data strong{margin:0 0 0 14px}.product-card:nth-child(even){margin-top:0}.quality{min-height:auto}.quality-image{min-height:500px}.quality-copy{padding-top:75px;padding-bottom:75px}.micro-gallery{grid-template-columns:1fr;gap:12px}.micro-gallery figure,.micro-gallery figure:nth-child(2),.micro-gallery figure:nth-child(3){height:260px;margin-top:0}.contact::before{background-position:60% center}
}

@media (prefers-reduced-motion: reduce) { .page-loader{display:none}.cursor-glow{display:none}.factory-media,.quality-image{clip-path:none}.marquee-track{animation:none}.hero-scan{display:none} }

/* 明亮版配色：银白制造空间 + 冰蓝技术强调 */
body { color: #102438; background: #f7fafc; }
.page-loader { background: #f7fbff; }
.loader-line { background: linear-gradient(90deg,#7bc9ff,#147fdf); }
.cursor-glow { opacity: .08; mix-blend-mode: multiply; }
.site-header { color: #102438; background: rgba(255,255,255,.76); border-color: rgba(14,47,75,.1); backdrop-filter: blur(14px); }
.site-header .brand .logo-white { opacity: 0; }
.site-header .brand .logo-color { opacity: 1; }
.site-header.scrolled { background: rgba(255,255,255,.94); }
.nav-cta { border-color: rgba(15,55,89,.18); background: rgba(255,255,255,.55); }

.hero { color: #102438; background: #edf5fa; }
.hero::before { background: linear-gradient(90deg,rgba(247,251,254,.78) 0%,rgba(247,251,254,.86) 29%,rgba(241,248,252,.64) 49%,rgba(239,247,251,.08) 72%,rgba(235,244,249,.18) 100%); }
.hero::after { opacity: .36; background: linear-gradient(140deg,rgba(45,164,238,.01),rgba(48,165,236,.24)); }
.hero-photo { background-image: url("assets/cnc-hero-bright-generated.jpg"); background-position: center; filter: saturate(.88) contrast(1.01); }
.hero-grid { opacity: .09; background-image: linear-gradient(rgba(8,121,237,.35) 1px,transparent 1px),linear-gradient(90deg,rgba(8,121,237,.35) 1px,transparent 1px); }
.hero-scan { opacity: .42; background: linear-gradient(transparent,#38aef2 30%,#1489db 50%,#38aef2 70%,transparent); box-shadow: 0 0 24px rgba(26,143,218,.35); }
.hero h1 .hero-line { color: #102438; }
.hero h1 .hero-outline { color: rgba(255,255,255,.2); -webkit-text-stroke: 1.25px #147ed1; }
.hero-lead { color: #536c80; }
.button-ghost { color: #12314d; border-color: rgba(15,55,89,.25); background: rgba(255,255,255,.66); }
.button-ghost:hover { background: #fff; box-shadow: 0 12px 30px rgba(20,80,125,.1); }
.instrument-ring { border-color: rgba(17,128,201,.35); box-shadow: inset 0 0 42px rgba(32,147,219,.04),0 0 0 34px rgba(55,173,247,.035),0 0 0 68px rgba(55,173,247,.025); }
.instrument-cross::before,.instrument-cross::after { background: rgba(14,126,197,.32); }
.hero-instrument b { color: #0b6dac; background: rgba(255,255,255,.75); }
.hero-metrics { border-color: rgba(20,72,109,.12); background: rgba(255,255,255,.78); box-shadow: 0 18px 50px rgba(13,60,95,.12); }
.hero-metric { border-color: rgba(20,72,109,.12); }.hero-metric span{color:#6c8293}.hero-metric strong{color:#102438}.hero-metric small{color:#0b82d8}
.hero-index { color: #15344d; }.hero-index span{background:linear-gradient(90deg,#1594df 25%,rgba(15,68,106,.18) 25%)}.scroll-hint{color:#526f83}.scroll-hint i{border-color:rgba(20,72,109,.2)}

.capability-marquee { color: #1267a8; background: #dff3ff; border-block: 1px solid rgba(22,126,197,.12); box-shadow: 0 12px 32px rgba(31,116,172,.08); }
.marquee-track i { color: #57b5eb; }
.strength,.stat { background: #fff; }

.factory-showcase { color: #102438; background: #edf4f8; }
.factory-shade { background: linear-gradient(180deg,rgba(246,251,254,.2),rgba(241,248,252,.05) 45%,rgba(239,247,251,.9) 100%),linear-gradient(90deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.74) 34%,transparent 68%); }
.factory-heading .section-kicker { color: #0879c5; }
.factory-note { border-color: rgba(18,61,91,.25); }.factory-note span{color:#0879c5}.factory-note p{color:#526d80}
.factory-data { color: #102438; background: rgba(255,255,255,.88); border: 1px solid rgba(19,64,96,.1); box-shadow: 0 -18px 50px rgba(24,86,128,.08); }
.factory-data div { border-color: rgba(19,64,96,.1); }.factory-data span{color:#6d8292}

.capabilities { color: #102438; background: linear-gradient(135deg,#eef8fe,#f9fcfe 44%,#e5f4fd); }
.capabilities::before { border-color: rgba(25,133,205,.13); box-shadow: 0 0 0 100px rgba(34,137,231,.025),0 0 0 200px rgba(34,137,231,.018); }
.section-head.light > p { color: #61788a; }
.cap-card { border-color: rgba(16,68,105,.1); background: rgba(255,255,255,.82); box-shadow: 0 20px 60px rgba(18,80,121,.07); }
.cap-card:hover { border-color: rgba(27,142,215,.3); background: #fff; box-shadow: 0 26px 70px rgba(18,95,145,.13); }
.cap-card:not(.cap-main) p { color: #60778a; }.cap-card:not(.cap-main) .cap-index{color:#87a0b2}.cap-card:not(.cap-main) h3{color:#102438}
.cap-main { color: #fff; border-color: transparent; background: linear-gradient(145deg,#36a8ed,#0a79c8); box-shadow: 0 24px 70px rgba(10,121,200,.2); }
.cap-main p { color: rgba(255,255,255,.76); }
.cube-icon i { border-color:#47ade9;box-shadow:inset 18px -18px 0 rgba(52,166,247,.12),0 0 35px rgba(35,155,244,.1)}
.shine-icon i { background:radial-gradient(circle at 35% 30%,#fff 0 3%,#79d5ff 4% 8%,#2e9bd6 35%,#d7effc 72%);box-shadow:0 0 30px rgba(79,195,255,.2)}

.quality { color: #102438; background: #f6fafc; }
.quality-copy { background: linear-gradient(135deg,#fff,#edf7fc); }
.quality-copy::before { color: rgba(11,107,172,.035); }
.quality-copy>p:not(.section-kicker) { color: #61778a; }
.quality-data { background: rgba(18,87,132,.1); border-color: rgba(18,87,132,.1); }.quality-data div{background:rgba(255,255,255,.72)}.quality-data span{color:#748b9d}
.quality-reticle { border-color: rgba(38,157,222,.6); box-shadow:0 0 0 26px rgba(51,181,243,.06),0 0 30px rgba(49,181,246,.18)}

.contact { color:#102438;background:#eaf6fd }.contact::before{filter:saturate(.7) brightness(1.08)}.contact::after{background:linear-gradient(90deg,rgba(255,255,255,.98),rgba(245,251,254,.92) 52%,rgba(226,244,253,.78))}.contact .section-kicker{color:#0a7fcb}.contact-side p{color:#526e82}.button-white{color:#fff;background:linear-gradient(135deg,#1699e9,#0870c4)}

@media (max-width: 780px) {
  .site-header,.site-header.scrolled{background:rgba(255,255,255,.9)}.hero::before{background:linear-gradient(180deg,rgba(247,251,254,.84),rgba(246,251,254,.7) 58%,rgba(237,246,251,.22))}.hero-photo{background-position:62% center;opacity:.72}.hero h1 .hero-line{color:#102438}.factory-shade{background:linear-gradient(180deg,rgba(255,255,255,.9),rgba(255,255,255,.45) 45%,rgba(239,247,251,.92))}.factory-heading h2{color:#102438}.quality{grid-template-columns:1fr}.quality-image{min-height:470px}.quality-copy{background:#f7fbfd}
}

/* 第三轮视觉精修：统一圆角、对齐与明亮产品摄影 */
:root { --radius-sm: 10px; --radius-md: 16px; --radius-lg: 22px; }

.site-header { height: 84px; }
.site-header.scrolled { height: 74px; }
.brand { width: 246px; height: 62px; }
.brand img { height: 62px; }
.main-nav > a:not(.nav-cta) { padding-block: 31px 27px; }
.site-header.scrolled .main-nav > a:not(.nav-cta) { padding-block: 26px 22px; }
.main-nav > a:not(.nav-cta)::after { bottom: 18px; height: 3px; border-radius: 999px; background: #0874c9; }
.site-header.scrolled .main-nav > a:not(.nav-cta)::after { bottom: 14px; }
.nav-cta { min-height: 46px; gap: 14px; padding: 0 18px; color: #fff; border: 0; border-radius: var(--radius-sm); background: #1688e5; box-shadow: 0 10px 24px rgba(22,136,229,.18); }
.nav-cta span { color: #fff; }
.site-header.scrolled .nav-cta { border: 0; }

.hero { min-height: 780px; }
.hero::before { background: linear-gradient(90deg,rgba(248,252,255,.76) 0%,rgba(248,252,255,.82) 34%,rgba(242,249,253,.48) 52%,rgba(237,247,252,.06) 73%,transparent 100%); }
.hero-photo { opacity: 1; filter: saturate(1.02) contrast(1.09) brightness(.99); }
.hero-grid { opacity: .045; }
.hero-layout { padding-top: 84px; }
.hero h1 { font-size: clamp(70px,6.7vw,104px); line-height: .98; }
.hero h1 .hero-accent { display: inline-block; margin-top: 10px; color: #1688e5; -webkit-text-stroke: 0; animation: heroWord 1s .3s var(--ease) both; }
.hero-instrument { opacity: .38; }
.button { border-radius: var(--radius-sm); }

.strength { margin: 0; padding: 58px 0; background: #fff; }
.stat-grid { gap: 16px; }
.stat { min-height: 178px; padding: 30px 30px; border: 1px solid rgba(16,68,105,.09); border-radius: var(--radius-md); background: #f8fbfd; box-shadow: 0 12px 34px rgba(24,82,121,.045); }
.stat:first-child { border-left: 1px solid rgba(16,68,105,.09); }
.stat::before { width: 92px; height: 92px; right: -55px; bottom: -55px; opacity: .055; }
.stat:hover { color: #102438; border-color: rgba(22,136,229,.24); background: #fff; box-shadow: 0 18px 42px rgba(24,96,145,.09); transform: translateY(-4px); }
.stat:hover::before { width: 150px; height: 150px; right: -70px; bottom: -70px; opacity: .08; }
.stat:hover p,.stat:hover .stat-no { color: var(--muted); }
.stat-industries { isolation: isolate; background: linear-gradient(145deg,#f9fcff,#edf7fd); }
.stat-industries::before { z-index: -1; width: 190px; height: 190px; right: -92px; bottom: -105px; opacity: .07; box-shadow: 0 0 0 34px rgba(22,136,229,.025); }
.stat-industries::after { position: absolute; z-index: -1; content: ""; inset: 0; opacity: .22; background-image: linear-gradient(rgba(22,136,229,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(22,136,229,.08) 1px,transparent 1px); background-size: 34px 34px; mask-image: linear-gradient(135deg,transparent 20%,#000 100%); }
.stat-industries .industry-number { gap: 9px; }
.stat-industries .industry-number small { margin-bottom: 8px; color: #1688e5; font-size: 12px; font-weight: 700; letter-spacing: .08em; }

.factory-data { bottom: 28px; overflow: hidden; border-radius: var(--radius-md); }
.factory-data div { min-height: 86px; display: flex; flex-direction: column; justify-content: center; }

.products { background: #f5f9fc; }
.filter-bar { gap: 10px; margin-bottom: 34px; }
.filter { border-radius: var(--radius-sm); background: rgba(255,255,255,.7); }
.product-grid { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 18px; }
.product-card,.product-card.featured { grid-column: auto; min-height: 0; margin-top: 0 !important; border: 1px solid rgba(16,68,105,.075); border-radius: var(--radius-lg); background: #fff; box-shadow: 0 14px 38px rgba(18,68,102,.065); }
.product-card:hover { box-shadow: 0 24px 56px rgba(18,87,132,.12); }
.product-image { flex: none; min-height: 0; aspect-ratio: 3 / 2; background: #eef4f8; }
.product-image img { width: 100%; height: 100%; object-fit: cover; filter: none; }
.product-info { min-height: 138px; display: flex; flex-direction: column; justify-content: center; padding: 23px 22px 25px; }
.product-info h3 { margin-top: 9px; }
.product-info::after { right: 18px; top: 18px; width: 32px; height: 32px; transform: none; }
.product-card:hover .product-info::after { transform: rotate(45deg); }

.capabilities { background: #f1f7fb; }
.capabilities::before { display: none; }
.cap-grid { gap: 20px; }
.cap-card { min-height: 472px; border-radius: var(--radius-lg); box-shadow: 0 14px 42px rgba(18,80,121,.065); }
.cap-card::before { opacity: .55; }
.cap-main { background: linear-gradient(145deg,#2ea5ea,#117fcf); }

.process-list { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); }
.process-list li:first-child { border-left: 0; }
.about-figure { overflow: hidden; border-radius: var(--radius-lg); }
.about-figure::before { display: none; }
.micro-gallery { align-items: stretch; gap: 20px; }
.micro-gallery figure,.micro-gallery figure:nth-child(2),.micro-gallery figure:nth-child(3) { height: 300px; margin-top: 0; border-radius: var(--radius-md); box-shadow: 0 14px 36px rgba(18,68,102,.08); }
.micro-gallery img { filter: none; }
.quality-data { overflow: hidden; border-radius: var(--radius-sm); }
.button-white { border-radius: var(--radius-sm); }

@media (max-width: 1050px) {
  .brand { width: 215px; }
  .product-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .product-card:nth-child(even) { margin-top: 0; }
}

@media (max-width: 780px) {
  .site-header,.site-header.scrolled { height: 74px; }
  .brand { width: 204px; height: 54px; }
  .brand img { height: 54px; }
  .main-nav > a:not(.nav-cta)::after,.site-header.scrolled .main-nav > a:not(.nav-cta)::after { bottom: 0; height: 2px; }
  .hero { min-height: 780px; }
  .hero-layout { min-height: 780px; padding-top: 92px; }
  .hero h1 { font-size: clamp(54px,16vw,70px); }
  .hero-accent { margin-top: 7px; }
  .strength { padding: 38px 0; }
  .stat-grid { gap: 10px; }
  .stat { min-height: 148px; padding: 24px 20px; }
  .factory-data { bottom: 18px; }
  .product-grid { grid-template-columns: 1fr; gap: 18px; }
  .product-image { aspect-ratio: 4 / 3; }
  .product-info { min-height: 126px; padding-inline: 22px; }
  .cap-card { min-height: 420px; }
  .micro-gallery figure,.micro-gallery figure:nth-child(2),.micro-gallery figure:nth-child(3) { height: 250px; }
}

/* 首屏四屏轮播 */
.hero-slides { position: absolute; z-index: -2; inset: 0; overflow: hidden; }
.hero { touch-action: pan-y; }
.hero-bottom { z-index: 4; }
.hero-slide { z-index: 0; opacity: 0; animation: none; transform: translate3d(4%,0,0) scale(1.018); transition: opacity .7s ease, transform 1s var(--ease); will-change: opacity,transform; backface-visibility: hidden; }
.hero-slide.is-active { opacity: 1; transform: translate3d(var(--hero-x,0),var(--hero-y,0),0) scale(1.008); }
.hero-slide.is-before { transform: translate3d(-4%,0,0) scale(1.018); }
.hero-slide.is-after { transform: translate3d(4%,0,0) scale(1.018); }
.hero-slide-alloy { background-image: url("assets/hero-magnesium-sculpted-v5.jpg"); }
.hero-slide-mold { background-image: url("assets/hero-mold-silver-v4.jpg"); }
.hero-slide-aluminum { background-image: url("assets/hero-aluminum-silver-v4.jpg"); }
.hero-slide-tooling { background-image: url("assets/hero-production-silver-v4.jpg"); }
.hero-instrument,.hero-metrics { transition: opacity .45s ease, transform .55s var(--ease); }
.hero[data-slide="1"] .hero-instrument,
.hero[data-slide="2"] .hero-instrument,
.hero[data-slide="3"] .hero-instrument { opacity: 0; pointer-events: none; }
.hero[data-slide="1"] .hero-instrument,
.hero[data-slide="2"] .hero-instrument,
.hero[data-slide="3"] .hero-instrument { transform: translate(28px,-50%); }
.hero-metrics { opacity: 1; transform: none; }
.hero-copy.is-changing .eyebrow,.hero-copy.is-changing h1,.hero-copy.is-changing .hero-lead { animation: heroContentIn .58s var(--ease) both; }
.hero-copy.is-changing h1 { animation-delay: .05s; }
.hero-copy.is-changing .hero-lead { animation-delay: .1s; }
.hero-index { gap: 10px; }
.hero-index-track { width: 82px !important; height: 3px !important; overflow: hidden; border-radius: 999px; background: rgba(15,68,106,.16) !important; }
.hero-index-track i { display: block; width: 25%; height: 100%; border-radius: inherit; background: #1688e5; transition: width .55s var(--ease); }
.hero-arrow { width: 32px; height: 32px; display: grid; place-items: center; padding: 0; color: #31546d; border: 1px solid rgba(15,68,106,.16); border-radius: 50%; background: rgba(255,255,255,.7); cursor: pointer; transition: .3s ease; }
.hero-arrow:hover { color: #fff; border-color: #1688e5; background: #1688e5; transform: translateY(-2px); }
.hero-dots { display: flex; align-items: center; justify-content: center; gap: 12px; padding: 8px; }
.hero-dot { width: 8px; height: 8px; flex: 0 0 auto; padding: 0; border: 0; border-radius: 999px; background: #a9bdcb; cursor: pointer; transition: width .4s var(--ease),background .3s ease,transform .3s ease; }
.hero-dot:hover { background: #5e9fd0; transform: scale(1.12); }
.hero-dot.is-active { width: 28px; background: #0874c9; }

@keyframes heroContentIn { from { opacity: 0; transform: translateY(18px); filter: blur(4px); } to { opacity: 1; transform: none; filter: none; } }

@media (min-width: 1680px) {
  .hero::before { background: linear-gradient(90deg,rgba(247,251,254,.58) 0%,rgba(247,251,254,.76) 24%,rgba(241,248,252,.42) 48%,rgba(239,247,251,.03) 72%,transparent 100%); }
  .hero-grid { opacity: .12; }
}

@media (max-width: 780px) {
  .hero-index { gap: 7px; }
  .hero-index-track { width: 58px !important; }
  .hero-arrow { width: 29px; height: 29px; }
  .hero-dots { padding: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-slide { transition: none; }
}

/* 车间能力数据条：提高信息密度并保持清晰层级 */
.factory-data { grid-template-columns: repeat(4,minmax(0,1fr)); }
.factory-data > div { position: relative; min-height: 118px; padding: 24px 26px; overflow: hidden; transition: background .35s ease; }
.factory-data > div::before { position: absolute; content: ""; left: 0; top: 0; width: 0; height: 3px; background: #1688e5; transition: width .5s var(--ease); }
.factory-data > div:hover { background: rgba(244,250,254,.96); }
.factory-data > div:hover::before { width: 100%; }
.factory-data i { position: absolute; top: 22px; right: 24px; color: #a6bac9; font: normal 10px Arial,sans-serif; letter-spacing: .12em; }
.factory-data > div > span { color: #71889a; font-size: 11px; letter-spacing: .12em; }
.factory-data > div > strong { margin-top: 9px; color: #102438; font-size: 18px; }
.factory-data small { display: block; margin-top: 8px; color: #8093a2; font-size: 11px; }

@media (max-width: 780px) {
  .factory-data { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .factory-data > div { min-height: 102px; padding: 18px 16px; border-right: 1px solid rgba(19,64,96,.1); border-bottom: 1px solid rgba(19,64,96,.1); }
  .factory-data > div:nth-child(2n) { border-right: 0; }
  .factory-data > div:nth-last-child(-n+2) { border-bottom: 0; }
  .factory-data i { top: 17px; right: 14px; }
  .factory-data > div > span,.factory-data > div > strong { display: block; }
  .factory-data > div > strong { margin: 7px 0 0; font-size: 15px; }
  .factory-data small { margin-top: 6px; font-size: 9px; }
}

/* 加工能力卡：使用可识别的工程线性图标 */
.capabilities .cap-card,.capabilities .cap-main { position: relative; color: #102438; border: 1px solid rgba(17,92,145,.1); background: rgba(255,255,255,.9); box-shadow: 0 18px 48px rgba(18,80,121,.07); }
.capabilities .cap-card::before { display: none; }
.capabilities .cap-card::after { position: absolute; content: ""; left: 34px; right: 34px; top: 0; height: 3px; border-radius: 0 0 3px 3px; background: linear-gradient(90deg,#1688e5,#72c9f4); transform: scaleX(.22); transform-origin: left; transition: transform .5s var(--ease); }
.capabilities .cap-card:hover { border-color: rgba(22,136,229,.22); background: #fff; box-shadow: 0 26px 64px rgba(18,95,145,.12); }
.capabilities .cap-card:hover::after { transform: scaleX(1); }
.capabilities .cap-index { color: #8ca5b7; }
.capabilities .cap-icon { width: 88px; height: 88px; margin: 34px 0 28px; display: grid; place-items: center; color: #1688e5; border: 1px solid rgba(22,136,229,.13); border-radius: 22px; background: linear-gradient(145deg,#f7fcff,#e8f5fc); box-shadow: inset 0 1px 0 #fff,0 12px 28px rgba(22,136,229,.08); }
.capabilities .cap-icon svg { width: 62px; height: 62px; overflow: visible; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.capabilities .cap-card h3 { color: #102438; }
.capabilities .cap-card p,.capabilities .cap-main p { color: #60778a; }
.capabilities .cap-card strong { color: #1688e5; }
.capabilities .cap-card ul { margin-top: auto; }
.capabilities .cap-card li { color: #537188; border-color: rgba(22,136,229,.16); background: #f1f8fd; border-radius: 7px; }

@media (max-width: 780px) {
  .capabilities .cap-card::after { left: 26px; right: 26px; }
  .capabilities .cap-icon { margin-top: 26px; }
}

/* 紧凑型工程流程时间线 */
.process { background: #f8fbfd; }
.process-list { grid-template-columns: repeat(5,minmax(0,1fr)); gap: 14px; margin-top: 52px; overflow: visible; border: 0; border-radius: 0; }
.process-list li,.process-list li:first-child { position: relative; min-height: 176px; padding: 25px 22px; overflow: visible; border: 1px solid rgba(16,68,105,.09); border-radius: 16px; background: #fff; box-shadow: 0 12px 32px rgba(18,68,102,.045); transition: transform .35s var(--ease),border-color .35s ease,box-shadow .35s ease; }
.process-list li::before { position: absolute; content: ""; left: 22px; top: 0; width: 34px; height: 3px; border-radius: 0 0 3px 3px; background: #1688e5; transition: width .4s var(--ease); }
.process-list li:not(:last-child)::after { position: absolute; z-index: 2; content: "›"; width: 24px; height: 24px; right: -20px; top: 50%; display: grid; place-items: center; color: #72a9ce; border: 1px solid rgba(22,136,229,.13); border-radius: 50%; background: #f8fbfd; font: 18px/1 Arial,sans-serif; transform: translateY(-50%); }
.process-list li:hover { color: #102438; border-color: rgba(22,136,229,.24); background: #fff; box-shadow: 0 18px 42px rgba(18,95,145,.09); transform: translateY(-5px); }
.process-list li:hover::before { width: calc(100% - 44px); }
.process-list span { width: 34px; height: 24px; display: grid; place-items: center; color: #1688e5; border-radius: 999px; background: #edf7fd; font: 700 10px Arial,sans-serif; letter-spacing: .08em; }
.process-list h3 { margin: 31px 0 9px; color: #102438; font-size: 19px; }
.process-list p,.process-list li:hover p { margin: 0; color: #6a8091; font-size: 12px; line-height: 1.75; }

@media (max-width: 1050px) {
  .process-list { grid-template-columns: repeat(3,1fr); }
  .process-list li:not(:last-child)::after { display: none; }
}

@media (max-width: 780px) {
  .process-list { grid-template-columns: 1fr; gap: 10px; margin-top: 38px; }
  .process-list li,.process-list li:first-child { min-height: 132px; padding: 21px 20px; }
  .process-list h3 { margin: 19px 0 6px; }
}

/* 高端工程团队视觉 */
.about-grid { grid-template-columns: .72fr 1.28fr; gap: 72px; }
.about-figure { min-height: 0; padding: 0; overflow: hidden; border: 0; border-radius: 24px; background: #dce8ef; box-shadow: 0 28px 70px rgba(15,60,92,.14); }
.about-figure::after { position: absolute; z-index: 1; content: ""; inset: 35% 0 0; background: linear-gradient(transparent,rgba(4,24,39,.72)); pointer-events: none; }
.about-figure img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: center; transition: transform .9s var(--ease); }
.about-figure:hover img { transform: scale(1.025); }
.about-figure figcaption { position: absolute; z-index: 2; left: 0; right: 0; bottom: 0; padding: 30px 32px; color: #fff; }
.about-figure figcaption b { font-size: 20px; }
.about-figure figcaption span { color: rgba(255,255,255,.7); font-size: 11px; letter-spacing: .08em; }
.team-badge { position: absolute; z-index: 2; top: 22px; right: 22px; padding: 9px 12px; color: #fff; border: 1px solid rgba(255,255,255,.32); border-radius: 999px; background: rgba(5,35,55,.34); backdrop-filter: blur(12px); font: 700 9px Arial,sans-serif; letter-spacing: .16em; }

@media (max-width: 1050px) {
  .about-grid { grid-template-columns: 1fr; gap: 42px; }
}

@media (max-width: 780px) {
  .about-figure { border-radius: 18px; }
  .about-figure img { aspect-ratio: 4 / 3; }
  .about-figure figcaption { padding: 23px 22px; }
  .about-figure figcaption span { margin-top: 6px; }
  .team-badge { top: 15px; right: 15px; }
}

/* 产品样品画廊严格等宽、等高对齐 */
.micro-gallery { grid-template-columns: repeat(3,minmax(0,1fr)); align-items: start; }
.micro-gallery figure,.micro-gallery figure:nth-child(2),.micro-gallery figure:nth-child(3) { width: 100%; height: 300px; margin: 0; }
.micro-gallery img { width: 100%; height: 100%; object-fit: cover; }

@media (max-width: 780px) {
  .micro-gallery { grid-template-columns: 1fr; }
  .micro-gallery figure,.micro-gallery figure:nth-child(2),.micro-gallery figure:nth-child(3) { height: 250px; }
}