@charset "UTF-8";

* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --ink: #071015;
  --ink-2: #0b171d;
  --panel: #0e1d24;
  --panel-2: #12252d;
  --line: rgba(102, 232, 218, .16);
  --line-strong: rgba(102, 232, 218, .34);
  --cyan: #66e8da;
  --cyan-2: #15b8a6;
  --lime: #c9f269;
  --white: #f5fbfa;
  --muted: #93aaa9;
  --paper: #eef4f2;
  --paper-2: #f8fbfa;
  --text: #142627;
  --text-muted: #617475;
  --radius-sm: 4px;
  --radius-md: 8px;
  --primary-color: #0a8f83;
  --primary-dark: #076b63;
  --primary-mid: #075c56;
  --bg-white: #fff;
  --bg-light: #eef4f2;
  --border-color: #d7e2df;
  --text-primary: #142627;
  --text-secondary: #617475;
}
html { scroll-behavior: smooth; }
body {
  color: var(--text);
  background: var(--paper);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: linear-gradient(rgba(11, 23, 29, .025) 1px, transparent 1px), linear-gradient(90deg, rgba(11, 23, 29, .025) 1px, transparent 1px);
  background-size: 48px 48px;
}
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.container { width: min(1200px, calc(100% - 48px)); margin-inline: auto; }
.scroll-progress { position: fixed; inset: 0 auto auto 0; width: 0; height: 2px; z-index: 2000; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }

.nav { position: fixed; inset: 0 0 auto; z-index: 1000; height: 72px; border-bottom: 1px solid transparent; transition: .25s ease; }
.nav.scrolled { background: rgba(7, 16, 21, .92); border-color: var(--line); backdrop-filter: blur(16px); }
.nav-content { height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.nav-logo { display: flex; align-items: center; gap: 10px; color: var(--white); font-weight: 700; text-decoration: none; font-size: 18px; }
.nav-logo-icon, .footer-logo-icon { width: 36px; height: 36px; }
.logo-img { width: 100% !important; height: 100% !important; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: clamp(14px, 1.7vw, 28px); list-style: none; }
.nav-link { position: relative; color: #d2dfde; text-decoration: none; font-size: 15px; font-weight: 500; white-space: nowrap; transition: color .2s ease; }
.nav-link::after { content: ""; position: absolute; inset: auto 0 -10px; height: 1px; background: var(--cyan); transform: scaleX(0); transform-origin: right; transition: transform .25s ease; }
.nav-link:hover, .nav-link.active { color: var(--white); }
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); transform-origin: left; }
.nav-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); background: transparent; align-items: center; justify-content: center; flex-direction: column; gap: 5px; }
.nav-toggle span { width: 20px; height: 1px; background: var(--white); transition: .25s ease; }

.hero { position: relative; min-height: 100svh; padding: 132px 0 88px; display: flex; align-items: center; overflow: hidden; color: var(--white); background: var(--ink); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .55; background: linear-gradient(90deg, transparent 49.8%, rgba(102,232,218,.08) 50%, transparent 50.2%), linear-gradient(transparent 49.8%, rgba(102,232,218,.07) 50%, transparent 50.2%); background-size: 80px 80px; mask-image: linear-gradient(to bottom, black, transparent 90%); }
.hero::after { content: "COMMAND / COMMUNICATION / CONTROL"; position: absolute; right: 22px; bottom: 90px; color: rgba(102,232,218,.25); font: 10px/1 monospace; letter-spacing: 3px; writing-mode: vertical-rl; }
.hero-bg-grid { position: absolute; inset: 0; pointer-events: none; background: linear-gradient(110deg, rgba(7,16,21,.98) 0%, rgba(7,16,21,.82) 45%, rgba(7,16,21,.25) 78%); }
.hero-content { position: relative; z-index: 2; display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(32px, 6vw, 88px); align-items: center; }
.hero-content > div:first-child::before { content: "HYZ INTELLIGENT DISPATCH SYSTEM"; display: block; margin-bottom: 22px; color: var(--cyan); font: 11px/1.4 ui-monospace, monospace; letter-spacing: 2.4px; }
.hero-title { max-width: 660px; font-size: clamp(46px, 5.2vw, 76px); line-height: 1.08; font-weight: 750; letter-spacing: 0; }
.hero-title .title-line { display: block; opacity: 1; }
.gradient-text { color: var(--cyan); }
@keyframes title-in { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
.hero-description { max-width: 620px; margin: 28px 0 34px; color: #aac0bf; font-size: 17px; letter-spacing: 0; overflow-wrap: anywhere; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { min-height: 46px; padding: 0 24px; border: 1px solid transparent; border-radius: var(--radius-sm); display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-size: 14px; font-weight: 650; text-decoration: none; cursor: pointer; transition: .2s ease; }
.btn-primary { color: var(--ink); background: var(--cyan); }
.btn-primary:hover { background: var(--lime); transform: translateY(-2px); }
.btn-secondary, .btn-outline { color: var(--white); border-color: var(--line-strong); background: rgba(255,255,255,.025); }
.btn-secondary:hover, .btn-outline:hover { border-color: var(--cyan); color: var(--cyan); }

.hero-visual { position: relative; min-height: 530px; display: grid; place-items: center; }
#networkCanvas { position: absolute; inset: -10%; width: 120%; height: 120%; opacity: .5; }
.system-console { position: relative; width: min(100%, 560px); border: 1px solid var(--line-strong); background: rgba(9, 25, 31, .72); box-shadow: 0 30px 90px rgba(0,0,0,.4), inset 0 0 60px rgba(102,232,218,.03); backdrop-filter: blur(12px); }
.system-console::before, .system-console::after { content: ""; position: absolute; width: 28px; height: 28px; border-color: var(--cyan); }
.system-console::before { inset: -1px auto auto -1px; border-top: 2px solid; border-left: 2px solid; }
.system-console::after { inset: auto -1px -1px auto; border-right: 2px solid; border-bottom: 2px solid; }
.console-head { height: 42px; padding: 0 16px; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; color: #6f9290; font: 9px/1 ui-monospace, monospace; letter-spacing: 1.4px; }
.console-status { color: var(--cyan); }
.console-status i { display: inline-block; width: 6px; height: 6px; margin-right: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); animation: blink 1.8s infinite; }
@keyframes blink { 50% { opacity: .25; } }
.console-map { position: relative; height: 365px; display: grid; place-items: center; overflow: hidden; background-image: radial-gradient(circle at center, rgba(102,232,218,.08), transparent 58%); }
.map-ring { position: absolute; border: 1px solid var(--line-strong); border-radius: 50%; }
.ring-a { width: 230px; height: 230px; animation: spin 18s linear infinite; border-style: dashed; }
.ring-b { width: 320px; height: 320px; border-color: var(--line); animation: spin 28s linear infinite reverse; }
.ring-a::before, .ring-b::before { content: ""; position: absolute; left: 50%; top: -4px; width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 14px var(--cyan); }
@keyframes spin { to { transform: rotate(360deg); } }
.map-core { z-index: 2; width: 88px; height: 88px; padding: 17px; display: grid; place-items: center; border: 1px solid var(--line-strong); background: var(--ink-2); transform: rotate(45deg); }
.map-core img { width: 100%; transform: rotate(-45deg); }
.map-node { position: absolute; z-index: 3; padding: 5px 9px; border: 1px solid var(--line); color: #b7cecc; background: var(--ink-2); font: 10px/1.2 ui-monospace, monospace; }
.node-1 { top: 52px; left: 18%; }.node-2 { top: 30%; right: 8%; }.node-3 { bottom: 17%; left: 9%; }.node-4 { right: 18%; bottom: 38px; }
.console-metrics { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.console-metrics div { min-height: 74px; padding: 12px 16px; border-right: 1px solid var(--line); display: flex; flex-direction: column; justify-content: center; }
.console-metrics div:last-child { border: 0; }
.console-metrics strong { color: var(--white); font: 23px/1.1 ui-monospace, monospace; }.console-metrics small { color: var(--cyan); font-size: 11px; }.console-metrics span { color: #6f9290; font-size: 10px; }

.section { padding: 104px 0; position: relative; }
.section:nth-of-type(odd) { background-color: var(--paper-2) !important; }
.section:nth-of-type(even) { background-color: var(--paper) !important; }
.section-title, .about-title { color: var(--text); font-size: clamp(30px, 3vw, 44px); line-height: 1.2; font-weight: 750; text-align: left; letter-spacing: 0; }
.section-title::before, .about-title::before { content: attr(data-index); color: var(--primary-color); }
.section-title::after, .about-title::after { content: ""; display: block; width: 42px; height: 3px; margin-top: 18px; background: var(--primary-color); }
.section-subtitle { max-width: 720px; margin: 18px 0 52px; color: var(--text-muted); text-align: left; font-size: 16px; }
.about-content { display: grid; grid-template-columns: 1.05fr .95fr; gap: 72px; align-items: center; }
.about-subtitle { margin: 24px 0 16px; color: var(--primary-color); font-size: 18px; }
.about-description { margin-bottom: 16px; color: var(--text-muted); }
.about-list { margin: 26px 0 30px; list-style: none; display: grid; gap: 10px; }
.about-list li { display: flex; gap: 12px; color: var(--text); }
.about-list li::before { content: "+"; color: var(--primary-color); font-family: monospace; font-weight: 700; }
.about-image { position: relative; min-height: 400px; overflow: hidden; display: grid; place-items: center; background: var(--ink-2); color: var(--cyan); border: 1px solid #193238; font-size: 64px; }
.about-image::after { content: ""; position: absolute; inset: 16px; border: 1px solid var(--line); pointer-events: none; }
.about-image img { width: 100%; height: auto; display: block; }

.card { padding: 24px; border: 1px solid var(--border-color); border-radius: var(--radius-md); background: rgba(255,255,255,.8); box-shadow: 0 8px 24px rgba(16,40,40,.035); transition: border-color .25s, transform .25s, box-shadow .25s; }
.card-hover-3d:hover { transform: translateY(-4px); border-color: rgba(10,143,131,.45); box-shadow: 0 18px 45px rgba(16,40,40,.09); }
.features-grid, .products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card { min-height: 230px; text-align: left; }
.feature-icon { width: 48px; height: 48px; margin: 0 0 28px; display: grid; place-items: center; border: 1px solid var(--border-color); background: #e5f1ee; font-size: 21px; filter: grayscale(.2); }
.feature-title, .product-title { margin-bottom: 10px; font-size: 18px; }
.feature-description, .product-description { color: var(--text-muted); font-size: 14px; }
.toggle-btn { margin-top: 12px; display: inline-flex; align-items: center; gap: 8px; border: 0; color: var(--primary-color); background: transparent; font-weight: 650; cursor: pointer; }
.toggle-btn svg { width: 16px; height: 16px; transition: transform .25s; }.card.active .toggle-btn svg { transform: rotate(180deg); }
.card.active .system-detail { max-height: 1000px !important; opacity: 1 !important; margin-top: 20px !important; overflow: visible !important; }
.system-detail > div > div { background: #f4f8f7 !important; border-color: var(--border-color) !important; border-radius: var(--radius-sm) !important; }

/* Core systems command console */
#functions { overflow: hidden; background: var(--ink) !important; color: var(--white); }
#functions::before { content: ""; position: absolute; inset: 0; opacity: .28; pointer-events: none; background-image: linear-gradient(rgba(102,232,218,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(102,232,218,.08) 1px, transparent 1px); background-size: 56px 56px; mask-image: linear-gradient(90deg, transparent, #000 20%, #000 80%, transparent); }
#functions .container { position: relative; z-index: 1; }
#functions .section-title { color: var(--white); }
#functions .section-title::after { background: var(--cyan); }
#functions .section-subtitle { color: var(--muted); }
.systems-shell { display: grid; grid-template-columns: 330px minmax(0, 1fr); min-height: 520px; border: 1px solid var(--line-strong); background: rgba(8,21,27,.82); box-shadow: 0 36px 90px rgba(0,0,0,.25); }
.systems-nav { padding: 10px; display: flex; flex-direction: column; gap: 6px; border-right: 1px solid var(--line); background: rgba(255,255,255,.015); }
.systems-nav::before { content: "SYSTEM BUS / 05 MODULES"; padding: 12px 12px 18px; color: #587776; font: 9px/1 ui-monospace, monospace; letter-spacing: 1.5px; }
.system-tab { position: relative; min-height: 78px; padding: 12px 14px; display: grid; grid-template-columns: 32px 1fr auto; align-items: center; gap: 10px; border: 1px solid transparent; color: #8da6a4; background: transparent; text-align: left; cursor: pointer; transition: .22s ease; }
.system-tab::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 2px; background: var(--cyan); transform: scaleY(0); transition: transform .22s ease; }
.system-tab:hover { color: var(--white); background: rgba(102,232,218,.035); }
.system-tab.active { color: var(--white); border-color: var(--line); background: rgba(102,232,218,.07); }
.system-tab.active::before { transform: scaleY(1); }
.system-tab > span { color: var(--cyan); font: 12px/1 ui-monospace, monospace; }
.system-tab > strong { font-size: 14px; font-weight: 600; }
.system-tab > i { color: #56716f; font: normal 8px/1 ui-monospace, monospace; letter-spacing: 1px; }
.system-tab.active > i { color: var(--lime); text-shadow: 0 0 10px rgba(201,242,105,.5); }
.systems-stage { min-width: 0; display: flex; flex-direction: column; }
.systems-stage-head { min-height: 76px; padding: 16px 22px; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.systems-stage-head div { display: flex; flex-direction: column; }
.systems-stage-head span { color: #587776; font: 8px/1.4 ui-monospace, monospace; letter-spacing: 1.4px; }
.systems-stage-head strong { color: var(--white); font-size: 17px; }
.systems-stage-head b { padding: 6px 9px; border: 1px solid var(--line); color: var(--cyan); font: 10px/1 ui-monospace, monospace; }
.systems-stage-body { flex: 1; min-height: 0; }
.systems-stage-body > .card { display: none; height: 100%; padding: 28px !important; border: 0; border-radius: 0; background: transparent; box-shadow: none; transform: none !important; }
.systems-stage-body > .card.system-active { display: block; animation: system-in .38s ease both; }
@keyframes system-in { from { opacity: 0; transform: translateX(16px); } to { opacity: 1; transform: none; } }
.systems-stage-body > .card > h3, .systems-stage-body .toggle-btn { display: none; }
.systems-stage-body .system-detail { max-height: none !important; margin: 0 !important; opacity: 1 !important; overflow: visible !important; }
.systems-stage-body .system-detail > div { display: grid !important; grid-template-columns: repeat(2, minmax(0, 1fr)) !important; gap: 12px !important; }
.systems-stage-body .system-detail > div > div { position: relative; min-height: 150px; padding: 20px !important; overflow: hidden; border: 1px solid var(--line) !important; border-radius: 0 !important; color: var(--white); background: rgba(102,232,218,.035) !important; }
.systems-stage-body .system-detail > div > div::after { content: ""; position: absolute; right: -14px; bottom: -14px; width: 44px; height: 44px; border: 1px solid var(--line); transform: rotate(45deg); }
.systems-stage-body .system-detail h4 { margin-bottom: 14px; color: var(--cyan); font-size: 14px !important; }
.systems-stage-body .system-detail ul { color: #91aaa8 !important; font-size: 12px !important; }
.systems-stage-body .system-detail li { padding: 4px 0 !important; }

#architecture .card { max-width: none !important; padding: 16px !important; background: #fff; }
#architecture img { border-radius: 0 !important; }

/* Architecture dual-view explorer */
#architecture { overflow: hidden; }
section#architecture { color: var(--white); background-color: #071217 !important; background-image: linear-gradient(rgba(102,232,218,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(102,232,218,.045) 1px, transparent 1px) !important; background-size: 56px 56px !important; }
#architecture::before { content: "ARCHITECTURE / SYSTEM TOPOLOGY"; position: absolute; right: 24px; top: 50%; color: rgba(102,232,218,.18); font: 9px/1 ui-monospace, monospace; letter-spacing: 3px; writing-mode: vertical-rl; transform: translateY(-50%); }
#architecture .container { position: relative; z-index: 1; }
#architecture .section-title { color: var(--white); }
#architecture .section-title::after { background: var(--cyan); box-shadow: 0 0 12px rgba(102,232,218,.45); }
#architecture .section-subtitle { color: #91aaa8; }
#architecture .about-content { display: block !important; text-align: left !important; }
.architecture-switcher { width: fit-content; margin-bottom: 14px; padding: 4px; display: flex; border: 1px solid var(--line); background: rgba(255,255,255,.025); }
.architecture-switcher button { min-width: 150px; padding: 11px 16px; border: 0; color: #78918f; background: transparent; text-align: left; cursor: pointer; }
.architecture-switcher button span { margin-right: 22px; color: #58716f; font: 10px/1 ui-monospace, monospace; }
.architecture-switcher button.active { color: var(--white); background: var(--ink-2); }
.architecture-switcher button.active span { color: var(--cyan); }
.architecture-viewport { position: relative; min-height: 360px; padding: 16px; border: 1px solid var(--line-strong); background: rgba(9,27,33,.82); overflow: hidden; box-shadow: inset 0 0 60px rgba(102,232,218,.025), 0 28px 70px rgba(0,0,0,.25); }
.architecture-viewport::before { content: "VIEWPORT / SYSTEM BLUEPRINT"; position: absolute; top: 28px; right: 30px; z-index: 2; color: #5f7c79; font: 9px/1 ui-monospace, monospace; letter-spacing: 1px; }
.architecture-viewport::after { content: ""; position: absolute; inset: 15px; z-index: 1; pointer-events: none; border: 1px solid rgba(102,232,218,.08); }
#architecture .architecture-viewport > .card { display: none; position: relative; z-index: 2; margin: 0 !important; padding: 42px !important; border: 1px solid var(--line) !important; background: #e8efed !important; }
#architecture .architecture-viewport > .card.architecture-active { display: block; animation: architecture-in .45s ease both; }
@keyframes architecture-in { from { opacity: 0; transform: scale(.985); } to { opacity: 1; transform: none; } }
#architecture .about-content > div[style*="grid-template-columns: repeat(5"] { position: relative; margin-top: 26px !important; gap: 1px !important; border: 1px solid var(--line); background: var(--line); }
#architecture .about-content > div[style*="grid-template-columns: repeat(5"] > div { position: relative; border: 0 !important; border-radius: 0 !important; background: #0d2027 !important; }
#architecture .about-content > div[style*="grid-template-columns: repeat(5"] > div::before { content: ""; position: absolute; left: 0; top: 0; width: 18px; height: 1px; background: var(--cyan); }
#architecture .about-content > div[style*="grid-template-columns: repeat(5"] > div div { color: #b9cfcc !important; }
#architecture .about-content > div:last-child { width: 100%; max-width: none !important; border: 1px solid var(--line) !important; border-radius: 0 !important; background: rgba(13,32,39,.82) !important; box-shadow: none !important; }
#architecture .about-content > div:last-child h4 { color: var(--cyan) !important; }
#architecture .about-content > div:last-child p { color: #91aaa8 !important; }
.architecture-summary { position: relative; max-width: none !important; padding: 24px !important; overflow: hidden; border: 1px solid var(--line-strong) !important; border-left: 1px solid var(--line-strong) !important; border-radius: 0 !important; background: rgba(10,28,34,.88) !important; box-shadow: inset 0 0 50px rgba(102,232,218,.025); }
.architecture-summary::before, .architecture-summary::after { content: ""; position: absolute; width: 22px; height: 22px; pointer-events: none; border-color: var(--cyan); }
.architecture-summary::before { left: -1px; top: -1px; border-left: 2px solid; border-top: 2px solid; }
.architecture-summary::after { right: -1px; bottom: -1px; border-right: 2px solid; border-bottom: 2px solid; }
.architecture-summary > p { margin: 22px 0 20px; color: #b2c6c4 !important; font-size: 14px; line-height: 2 !important; text-align: left !important; }
.architecture-route { display: grid; grid-template-columns: auto 1fr auto 1fr auto 1fr auto 1fr auto; align-items: center; }
.architecture-route span { min-width: 74px; min-height: 58px; padding: 9px 12px; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; border: 1px solid var(--line); color: var(--white); background: #0c2027; font-size: 13px; }
.architecture-route span i { margin-bottom: 5px; color: var(--cyan); font: normal 8px/1 ui-monospace, monospace; letter-spacing: 1px; }
.architecture-route b { position: relative; height: 1px; background: var(--line-strong); }
.architecture-route b::after { content: ""; position: absolute; right: -1px; top: -2px; width: 5px; height: 5px; border-top: 1px solid var(--cyan); border-right: 1px solid var(--cyan); transform: rotate(45deg); }
.architecture-capabilities { display: flex; flex-wrap: wrap; gap: 8px; }
.architecture-capabilities span { padding: 6px 10px; border: 1px solid var(--line); color: #86a3a0; background: rgba(102,232,218,.025); font: 9px/1 ui-monospace, monospace; letter-spacing: .5px; }
.product-card { position: relative; overflow: hidden; padding: 14px 14px 22px; }
.product-image { aspect-ratio: 16/8; margin-bottom: 20px; display: grid; place-items: center; background: var(--ink-2) !important; color: var(--cyan); font-size: 36px; }
.product-category { color: var(--primary-color); font: 10px/1.4 ui-monospace, monospace; letter-spacing: 1px; }
.product-detail-btn { margin-top: 20px; padding: 9px 14px; border: 1px solid var(--border-color); border-radius: var(--radius-sm); color: var(--text); background: transparent; cursor: pointer; }
.product-detail-btn:hover { border-color: var(--primary-color); color: var(--primary-color); }
.product-detail-section { padding: 30px !important; border: 1px solid var(--border-color) !important; border-radius: var(--radius-md) !important; background: rgba(255,255,255,.7) !important; scroll-margin-top: 92px; }

/* Product selection workbench */
#products { background: #f5f8f7 !important; }
.product-family-title { position: relative; margin: 0 0 22px !important; padding-left: 56px; text-align: left !important; font-size: 19px !important; }
.product-family-title::before { content: "HARDWARE"; position: absolute; left: 0; top: 50%; color: var(--primary-color); font: 8px/1 ui-monospace, monospace; letter-spacing: 1px; transform: translateY(-50%) rotate(-90deg); }
.product-family-title.software-title { margin-top: 90px !important; }
.product-family-title.software-title::before { content: "SOFTWARE"; }
#products .products-grid { grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--border-color); background: #fff; }
#products .product-card { min-height: 350px; padding: 0 24px 24px; border: 0; border-right: 1px solid var(--border-color); border-radius: 0; box-shadow: none; cursor: pointer; transform: none; transition: background .25s ease, color .25s ease; }
#products .product-card:last-child { border-right: 0; }
#products .product-card::before { content: "0" counter(product-item); display: block; padding: 14px 0; color: #8ca09d; font: 10px/1 ui-monospace, monospace; }
#products .products-grid { counter-reset: product-item; }
#products .product-card { counter-increment: product-item; }
#products .product-card.product-active { color: var(--white); background: var(--ink-2); }
#products .product-image { margin: 0 0 22px; aspect-ratio: 16/7; border: 1px solid var(--border-color); background: #edf4f2 !important; color: var(--primary-color); transition: .25s ease; }
#products .product-active .product-image { border-color: var(--line); background: rgba(102,232,218,.06) !important; color: var(--cyan); }
#products .product-active .product-title { color: var(--white); }
#products .product-active .product-description { color: #91aaa8 !important; }
#products .product-card > div[style*="flex-wrap"] span { border: 1px solid var(--border-color); border-radius: 2px !important; background: transparent !important; }
#products .product-active > div[style*="flex-wrap"] span { border-color: var(--line); color: #a7bfbd; }
#products .product-detail-btn { width: 100%; margin-top: 22px; color: var(--text); }
#products .product-active .product-detail-btn { border-color: var(--cyan); color: var(--cyan); }
.product-details-wrap { margin-top: 18px !important; }
.product-console { border: 1px solid #17363b; background: var(--ink-2); scroll-margin-top: 86px; }
.product-console-bar { min-height: 56px; padding: 0 18px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-bottom: 1px solid var(--line); }
.product-console-bar > div { min-width: 0; display: flex; align-items: center; gap: 10px; }
.product-console-bar i { width: 7px; height: 7px; flex: 0 0 auto; border-radius: 50%; background: var(--lime); box-shadow: 0 0 12px var(--lime); }
.product-console-bar span { color: #65817f; font: 9px/1 ui-monospace, monospace; letter-spacing: 1px; }
.product-console-bar strong { overflow: hidden; color: var(--white); font-size: 12px; font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }
.product-console-bar button { flex: 0 0 auto; padding: 7px 10px; border: 1px solid var(--line); color: var(--cyan); background: transparent; font-size: 11px; cursor: pointer; }
.product-console-viewport { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .4s ease; }
.product-console.open .product-console-viewport { grid-template-rows: 1fr; }
.product-console-viewport > .product-detail-section { min-height: 0; overflow: hidden; }
.product-console .product-detail-section { display: none; padding: 34px !important; border: 0 !important; border-radius: 0 !important; background: #f7faf9 !important; }
.product-console .product-detail-section.detail-active { display: block; animation: product-detail-in .35s ease both; }
@keyframes product-detail-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.product-console .product-detail-section > h4 { display: flex; align-items: center; gap: 10px; margin-top: 22px !important; }
.product-console .product-detail-section > h4:first-child { margin-top: 0 !important; }
.product-console .product-detail-section > h4::before { content: ""; width: 16px; height: 1px; background: var(--primary-color); }
.software-grid { grid-template-columns: repeat(5, 1fr) !important; gap: 0 !important; border: 1px solid var(--border-color); background: #fff; }
.software-grid > .card { min-width: 0; padding: 24px 18px !important; border: 0; border-right: 1px solid var(--border-color); border-radius: 0; box-shadow: none; transform: none !important; }
.software-grid > .card:last-child { border-right: 0; }
.software-grid > .card:hover { background: #eaf5f2; }
.software-grid > .card > div span:first-child { width: 38px; height: 38px; flex: 0 0 auto; display: grid; place-items: center; border: 1px solid var(--border-color); font-size: 17px !important; }
.software-grid h4 { font-size: 14px; line-height: 1.4; }
.software-grid p { font-size: 12px !important; }

/* About and value storytelling */
#about .about-image { background: linear-gradient(rgba(7,16,21,.08), rgba(7,16,21,.75)), url('bg.jpg') center/cover; }
#about .about-image { font-size: 0; }
#about .about-image::before { content: "05"; position: absolute; left: 28px; bottom: 18px; color: var(--cyan); font: 72px/1 ui-monospace, monospace; text-shadow: 0 0 30px rgba(102,232,218,.25); }
#about .about-image::after { content: "LEVEL COMMAND NETWORK"; padding: 14px; color: rgba(255,255,255,.55); font: 9px/1 ui-monospace, monospace; letter-spacing: 1.5px; }
section.core-value { position: relative; overflow: hidden; color: var(--white); background-color: #081419 !important; background-image: linear-gradient(rgba(102,232,218,.055) 1px, transparent 1px), linear-gradient(90deg, rgba(102,232,218,.055) 1px, transparent 1px) !important; background-size: 52px 52px !important; }
section.core-value::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(110deg, rgba(8,20,25,.98) 0%, rgba(8,20,25,.9) 52%, rgba(12,39,43,.68) 100%); }
section.core-value .container { position: relative; z-index: 1; }
.core-value .about-title { color: #f5fbfa; text-shadow: 0 0 28px rgba(102,232,218,.12); }
.core-value .about-title::after { background: var(--cyan); box-shadow: 0 0 12px rgba(102,232,218,.5); }
.core-value .about-description { color: #aec2c0; }
.core-value .about-list li { color: #d8e5e3; }
.core-value .about-list li::before { color: var(--cyan); }
.core-value .about-image { border: 0; background: transparent; }
.value-orbit { position: relative; width: 330px; height: 330px; border: 1px solid var(--line-strong); border-radius: 50%; animation: spin 26s linear infinite; }
.value-orbit::before { content: ""; position: absolute; inset: 48px; border: 1px dashed var(--line-strong); border-radius: 50%; }
.value-orbit strong { position: absolute; inset: 50%; width: 118px; height: 118px; display: grid; place-items: center; color: var(--ink); background: var(--cyan); text-align: center; font-size: 18px; transform: translate(-50%,-50%); animation: counter-spin 26s linear infinite; }
.value-orbit > span { position: absolute; width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 50%; color: var(--cyan); background: var(--ink-2); font-size: 13px; animation: counter-spin 26s linear infinite; }
.value-orbit > span:nth-child(1) { left: 50%; top: -21px; }.value-orbit > span:nth-child(2) { right: -21px; top: 50%; }.value-orbit > span:nth-child(3) { left: 50%; bottom: -21px; }.value-orbit > span:nth-child(4) { left: -21px; top: 50%; }
@keyframes counter-spin { to { transform: rotate(-360deg); } }
.value-orbit strong { animation-name: none; }

/* Advantages bento matrix */
#advantages .features-grid { grid-template-columns: repeat(4, 1fr); grid-auto-flow: dense; }
#advantages .feature-card { position: relative; min-height: 250px; overflow: hidden; isolation: isolate; }
#advantages .feature-card::before { content: var(--item-index); position: absolute; right: 18px; top: 16px; color: #9badab; font: 10px/1 ui-monospace, monospace; }
#advantages .feature-card::after { content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0; background: radial-gradient(260px circle at var(--mx, 50%) var(--my, 50%), rgba(21,184,166,.14), transparent 60%); transition: opacity .2s; }
#advantages .feature-card:hover::after { opacity: 1; }
#advantages .feature-card:nth-child(1), #advantages .feature-card:nth-child(6), #advantages .feature-card:nth-child(8) { grid-column: span 2; }
#advantages .feature-card:nth-child(1) .feature-title, #advantages .feature-card:nth-child(6) .feature-title, #advantages .feature-card:nth-child(8) .feature-title { font-size: 24px; }

/* Scenario focus board */
#scenarios { background: #e3ebe8 !important; }
#scenarios .features-grid { grid-template-columns: repeat(3, 1fr); gap: 1px; padding: 1px; background: #bfcfca; }
#scenarios .feature-card { min-height: 220px; border: 0; border-radius: 0; cursor: pointer; box-shadow: none; transform: none; }
#scenarios .feature-card:focus-visible { outline: 2px solid var(--primary-color); outline-offset: -2px; }
#scenarios .feature-card.scenario-active { grid-column: span 2; color: var(--white); background: var(--ink-2); }
#scenarios .feature-card.scenario-active .feature-title { color: var(--white); font-size: 23px; }
#scenarios .feature-card.scenario-active .feature-description { max-width: 520px; color: #96aeac; }
#scenarios .feature-card.scenario-active .feature-icon { border-color: var(--line); color: var(--cyan); background: rgba(102,232,218,.06); }

/* Performance data surface */
#performance { background: #f6f9f8 !important; }
.performance-metrics { margin-bottom: 22px; display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--border-color); background: #fff; }
.performance-metrics div { padding: 22px; border-right: 1px solid var(--border-color); }
.performance-metrics div:last-child { border: 0; }
.performance-metrics strong { display: block; color: var(--primary-color); font: 34px/1 ui-monospace, monospace; }
.performance-metrics span { color: var(--text-muted); font-size: 11px; }
#performance > .container > .card { border-radius: 0; box-shadow: none; }
#performance > .container > .card > div { gap: 1px !important; background: var(--border-color); }
#performance > .container > .card > div > div { margin: 0; padding: 18px !important; border-radius: 0 !important; background: #f7faf9 !important; }

table { width: 100%; border-collapse: collapse; border: 1px solid var(--border-color); background: rgba(255,255,255,.7) !important; box-shadow: none !important; }
thead tr { background: var(--ink-2) !important; color: var(--white) !important; }
th, td { padding: 14px 16px !important; text-align: left; border-bottom: 1px solid var(--border-color); vertical-align: top; }
th { font-size: 12px; letter-spacing: .5px; } td { font-size: 13px; color: var(--text-muted); }
tbody tr:hover td { background: #eaf5f2 !important; }
tbody td:first-child { color: var(--text); background: #f2f7f5 !important; font-weight: 650; }

.contact-info { width: min(100%, 760px); margin-inline: auto; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--border-color); }
.contact-item { min-width: 0; padding: 30px 20px; display: flex; flex-direction: column; align-items: flex-start; gap: 10px; border-right: 1px solid var(--border-color); background: rgba(255,255,255,.65); }
.contact-item:last-child { border: 0; }
.contact-icon { width: 38px; height: 38px; display: grid; place-items: center; background: #e5f1ee; font-size: 18px; }
.contact-title { font-weight: 700; }.contact-text { color: var(--text-muted); font-size: 13px; overflow-wrap: anywhere; }
.contact-item { position: relative; overflow: hidden; cursor: pointer; transition: color .25s, background .25s; }
.contact-item::after { content: "点击复制"; position: absolute; right: 14px; top: 14px; color: #92a5a2; font: 8px/1 ui-monospace, monospace; letter-spacing: 1px; }
.contact-item:hover, .contact-item.copied { color: var(--white); background: var(--ink-2); }
.contact-item:hover .contact-text, .contact-item.copied .contact-text { color: #98b0ae; }
.contact-item:hover .contact-icon, .contact-item.copied .contact-icon { border: 1px solid var(--line); background: rgba(102,232,218,.06); }
.contact-item:focus-visible { outline: 2px solid var(--primary-color); outline-offset: -2px; }
.footer { padding: 72px 0 28px; color: var(--white); background: var(--ink); }
.footer-content { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 64px; margin-bottom: 54px; }
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; font-weight: 700; }
.footer-description { max-width: 520px; color: var(--muted); font-size: 13px; }
.footer-links { list-style: none; }.footer-links-title { margin-bottom: 16px; font-size: 14px; }.footer-links li { margin: 8px 0; }.footer-links a { color: var(--muted); text-decoration: none; font-size: 13px; }.footer-links a:hover { color: var(--cyan); }
.footer-bottom { padding-top: 24px; border-top: 1px solid var(--line); display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; }.footer-copyright { color: #6f8584; font-size: 12px; }.footer-social { display: flex; justify-self: end; gap: 8px; }.footer-social a { width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid var(--line); text-decoration: none; font-size: 14px; }
.footer-filing { grid-column: 2; text-align: center; }
.footer-filing a { color: #6f8584; font-size: 12px; text-decoration: none; }
.footer-filing a:hover { color: var(--cyan); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }.reveal.revealed { opacity: 1; transform: none; }
@media (max-width: 1024px) {
  .nav-links { gap: 10px; }.nav-link { font-size: 13px; }
  .hero-content { grid-template-columns: 1fr 1fr; }.hero-visual { min-height: 440px; }
  .about-content { gap: 40px; }.features-grid, .products-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-info { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .software-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .software-grid > .card { border-bottom: 1px solid var(--border-color); }
  #advantages .features-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 820px) {
  .container { width: min(100% - 32px, 720px); }
  .nav-toggle { display: flex; }
  .nav-toggle.active span:first-child { transform: translateY(6px) rotate(45deg); }.nav-toggle.active span:nth-child(2) { opacity: 0; }.nav-toggle.active span:last-child { transform: translateY(-6px) rotate(-45deg); }
  .nav-links { position: absolute; inset: 72px 0 auto; padding: 20px 16px 24px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; background: rgba(7,16,21,.98); border-bottom: 1px solid var(--line); transform: translateY(-130%); opacity: 0; pointer-events: none; transition: .3s ease; }.nav-links.active { transform: none; opacity: 1; pointer-events: auto; }.nav-link { display: block; padding: 13px 12px; font-size: 15px; }.nav-link::after { display: none; }
  .hero { min-height: auto; padding: 122px 0 70px; }.hero-content { grid-template-columns: 1fr; }.hero-visual { min-height: 470px; }.system-console { max-width: 600px; }
  .section { padding: 76px 0; }.about-content { grid-template-columns: 1fr; }.about-image { min-height: 300px; order: -1; }
  .system-detail > div { grid-template-columns: 1fr !important; }
  .systems-shell { display: block; min-height: 0; }
  .systems-nav { padding: 8px; overflow-x: auto; flex-direction: row; border-right: 0; border-bottom: 1px solid var(--line); scrollbar-width: none; }
  .systems-nav::-webkit-scrollbar { display: none; }
  .systems-nav::before { display: none; }
  .system-tab { min-width: 230px; min-height: 66px; }
  .systems-stage-body > .card { padding: 20px !important; }
  .footer-content { grid-template-columns: 1fr 1fr; }.footer-brand { grid-column: 1 / -1; }
  #products .products-grid { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
  #products .products-grid::-webkit-scrollbar { display: none; }
  #products .product-card { min-width: min(82vw, 340px); scroll-snap-align: start; }
  #advantages .features-grid { grid-template-columns: repeat(2, 1fr); }
  #scenarios .features-grid { grid-template-columns: repeat(2, 1fr); }
  .performance-metrics { grid-template-columns: repeat(2, 1fr); }
  .performance-metrics div:nth-child(2) { border-right: 0; }.performance-metrics div:nth-child(-n+2) { border-bottom: 1px solid var(--border-color); }
}
@media (max-width: 560px) {
  .container { width: min(100% - 24px, 520px); }
  .hero-title { font-size: 40px; }.hero-description { max-width: 350px; font-size: 15px; }.hero-buttons { flex-direction: column; }.btn { width: 100%; }
  .hero-visual { min-height: 390px; }.console-map { height: 280px; }.ring-a { width: 180px; height: 180px; }.ring-b { width: 250px; height: 250px; }.map-node { font-size: 8px; }.console-metrics strong { font-size: 18px; }
  .features-grid, .products-grid { grid-template-columns: 1fr; }.feature-card { min-height: auto; }
  .contact-info { grid-template-columns: 1fr; }.contact-item { border-right: 0; border-bottom: 1px solid var(--border-color) !important; }.contact-item:last-child { border-bottom: 0 !important; }
  .product-detail-section { padding: 18px !important; }
  .product-console-bar span { display: none; }
  .product-console-bar strong { max-width: 190px; }
  .product-console .product-detail-section { padding: 18px !important; }
  .software-grid { grid-template-columns: 1fr !important; }
  .software-grid > .card { border-right: 0; }
  .architecture-switcher { width: 100%; }.architecture-switcher button { min-width: 0; flex: 1; }
  .architecture-viewport { min-height: 220px; padding: 8px; }.architecture-viewport::before { display: none; }
  #architecture .architecture-viewport > .card { padding: 12px !important; }
  .architecture-summary { padding: 16px !important; }
  .architecture-route { grid-template-columns: repeat(5, minmax(58px, 1fr)); gap: 5px; overflow-x: auto; }
  .architecture-route span { min-width: 58px; padding: 8px; }
  .architecture-route b { display: none; }
  #advantages .features-grid, #scenarios .features-grid { grid-template-columns: 1fr; }
  #advantages .feature-card:nth-child(1), #advantages .feature-card:nth-child(6), #advantages .feature-card:nth-child(8), #scenarios .feature-card.scenario-active { grid-column: auto; }
  .value-orbit { width: 260px; height: 260px; }
  .systems-stage-head { min-height: 68px; padding: 14px 16px; }
  .systems-stage-head strong { font-size: 14px; }
  .systems-stage-body .system-detail > div { grid-template-columns: 1fr !important; }
  .systems-stage-body .system-detail > div > div { min-height: 0; }
  table { min-width: 680px; }.footer-content { grid-template-columns: 1fr; }.footer-brand { grid-column: auto; }.footer-bottom { align-items: center; flex-direction: row; gap: 12px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } }

.hero-visual .console-status i {
  animation: blink 1.8s infinite !important;
}

.hero-visual .ring-a {
  animation: spin 18s linear infinite !important;
}

.hero-visual .ring-b {
  animation: spin 28s linear infinite reverse !important;
}

.core-value .value-orbit {
  animation: spin 26s linear infinite !important;
}

.core-value .value-orbit > span {
  animation: counter-spin 26s linear infinite !important;
}

.product-gallery { padding: 12px; display: grid !important; gap: 8px; align-items: stretch; color: var(--text); background: #f1f5f4 !important; }
.product-gallery-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.product-gallery-two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.product-gallery figure { min-width: 0; padding: 5px; display: grid; grid-template-rows: 1fr auto; overflow: hidden; border: 1px solid var(--border-color); background: #fff; }
.product-gallery img { width: 100%; height: 100%; min-height: 0; display: block; object-fit: contain; }
.product-gallery figcaption { padding-top: 4px; color: var(--primary-color); font: 9px/1 ui-monospace, monospace; text-align: center; }
.product-model-gallery { margin: 0 0 28px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.product-model-gallery figure { min-width: 0; padding: 16px; border: 1px solid var(--border-color); background: #fff; }
.product-model-gallery img { width: 100%; height: 240px; display: block; object-fit: contain; }
.product-model-gallery figcaption { padding-top: 10px; color: var(--primary-color); font: 11px/1.2 ui-monospace, monospace; text-align: center; }
@media (max-width: 600px) { .product-model-gallery { grid-template-columns: 1fr; } .product-model-gallery img { height: 180px; } }
.site-contact-panel { width: min(520px,100%); max-width: none; height: 100dvh; max-height: none; margin: 0 0 0 auto; padding: 0; border: 0; color: #dce8e6; background: #09151a; box-shadow: -28px 0 80px rgba(0,0,0,.42); }
.site-contact-panel[open] { display: grid; grid-template-rows: auto 1fr auto; animation: contact-panel-in .28s ease both; }
.site-contact-panel::backdrop { background: rgba(3,9,12,.7); backdrop-filter: blur(5px); }
.site-contact-head { padding: 20px 22px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(102,232,218,.2); }
.site-contact-head span { display: block; color: #66e8da; font: 9px/1.4 ui-monospace,monospace; letter-spacing: 1px; }.site-contact-head strong { color: #f5fbfa; font-size: 20px; }
.site-contact-close { width: 40px; height: 40px; border: 1px solid rgba(102,232,218,.3); color: #66e8da; background: transparent; font-size: 24px; cursor: pointer; }
.site-contact-body { padding: 24px; overflow-y: auto; }.site-contact-body > p { margin-bottom: 20px; color: #8ba2a0; font-size: 13px; }
.site-contact-list { display: grid; gap: 1px; background: rgba(102,232,218,.16); }
.site-contact-copy { padding: 18px; display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: center; border: 0; color: #dce8e6; background: #0d1c22; text-align: left; cursor: pointer; }
.site-contact-copy:hover { background: rgba(102,232,218,.07); }.site-contact-copy span { display: block; color: #718b88; font-size: 10px; }.site-contact-copy strong { color: #edf5f3; font-size: 14px; overflow-wrap: anywhere; }.site-contact-copy i { color: #66e8da; font: normal 9px/1 monospace; }
.site-contact-foot { padding: 17px 22px; border-top: 1px solid rgba(102,232,218,.2); background: #071015; }.site-contact-return { width: 100%; min-height: 46px; border: 0; color: #071015; background: #66e8da; font-weight: 700; cursor: pointer; }
@keyframes contact-panel-in { from { opacity: 0; transform: translateX(45px); } to { opacity: 1; transform: none; } }
@media (max-width: 600px) { .site-contact-panel { width: 100%; } }