/* 谦亿云官网 — 百家云风格视觉系统（浅蓝主色） */
:root {
  --blue: #1890ff;
  --blue-bright: #40a9ff;
  --blue-deep: #096dd9;
  --blue-soft: #e6f4ff;
  --blue-mist: #f5f7fa;
  --navy: #1a1a2e;
  --navy-2: #2c2c44;
  --sky: #69c0ff;
  --ink: #1f1f1f;
  --text: #333333;
  --muted: #8c8c8c;
  --line: rgba(0, 0, 0, 0.06);
  --line-strong: rgba(0, 0, 0, 0.1);
  --white: #ffffff;
  --paper: #f5f7fa;
  --shadow: 0 8px 28px rgba(24, 144, 255, 0.08);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.08);
  --radius: 4px;
  --radius-lg: 8px;
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --nav-h: 112px;
  --topbar-h: 0px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  /* clip 不会像 hidden 那样把 body 变成第二套滚动容器 */
  overflow-x: clip;
  scroll-padding-top: calc(var(--nav-h) + 8px);
}
#pricing,
#channel,
#about,
#cases,
#products,
#scenarios,
#industries,
#download,
#news,
#cta,
#tech,
#services {
  scroll-margin-top: calc(var(--nav-h) + 8px);
}
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.container {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 0 28px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  transition: background .2s, color .2s, border-color .2s, box-shadow .2s, transform .2s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 6px 16px rgba(24,144,255,.28);
}
.btn-primary:hover {
  background: var(--blue-bright);
  box-shadow: 0 8px 22px rgba(24,144,255,.35);
}
.btn-ghost {
  color: var(--ink);
  border: 1px solid rgba(0,0,0,.15);
  background: transparent;
}
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); background: transparent; }
.btn-outline {
  color: var(--blue);
  border: 1px solid var(--blue);
  background: transparent;
}
.btn-outline:hover { background: var(--blue); color: #fff; }
.btn-white {
  background: var(--white);
  color: var(--blue);
  box-shadow: 0 4px 16px rgba(0,0,0,.08);
}
.btn-sm { height: 36px; padding: 0 18px; font-size: 13px; border-radius: 4px; }
.btn-lg { height: 48px; padding: 0 36px; font-size: 15px; }

/* Hero 内幽灵按钮保持浅色底可读 */
.hero .btn-ghost,
.cta-band .btn-ghost,
.section-navy .btn-ghost {
  color: #fff;
  border-color: rgba(255,255,255,.55);
  background: transparent;
}
.hero .btn-ghost:hover,
.cta-band .btn-ghost:hover,
.section-navy .btn-ghost:hover {
  background: rgba(255,255,255,.12);
  border-color: #fff;
  color: #fff;
}

/* ===== Top bar（百家云风格：无深色顶栏，保留占位隐藏） ===== */
.topbar {
  display: none;
  height: 0;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.topbar a:hover { color: #fff; }
.topbar-right { display: flex; gap: 20px; align-items: center; }
.topbar-hot { color: var(--ink); font-weight: 600; letter-spacing: .02em; }

/* ===== Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
}
.site-nav {
  height: var(--nav-h);
  background: #fff;
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s;
}
.site-nav.is-solid { box-shadow: 0 2px 12px rgba(0,0,0,.06); }
.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 20px;
  color: var(--navy);
  margin-right: 20px;
  flex-shrink: 0;
}
.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: var(--blue);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 800;
  box-shadow: none;
}
.brand-logo {
  height: 50px;
  width: auto;
  max-width: none;
  object-fit: contain;
  display: block;
}
.footer-brand .brand-logo { height: 72px; max-width: none; }
.nav-menu {
  display: flex;
  align-items: stretch;
  height: 100%;
  flex: 1;
  gap: 2px;
}
.nav-item {
  position: relative;
  display: flex;
  align-items: center;
}
.nav-item > a,
.nav-item > button.trigger {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 100%;
  padding: 0 12px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  transition: color .2s;
  white-space: nowrap;
}
.nav-item > a:hover,
.nav-item > button.trigger:hover,
.nav-item.is-open > button.trigger {
  color: var(--blue);
}
.nav-item .caret {
  font-size: 10px;
  opacity: .5;
  transition: transform .25s;
}
.nav-item.is-open .caret { transform: rotate(180deg); opacity: 1; }

.mega {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 580px;
  background: #fff;
  border-radius: 14px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--line);
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: .25s var(--ease);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 20px;
}
.nav-item.is-open .mega {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.mega.mega-sm {
  min-width: 300px;
  grid-template-columns: 1fr;
}
.mega-col {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.mega-col-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 4px 10px 10px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 6px;
}
.mega a {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  transition: background .2s;
}
.mega a:hover { background: var(--blue-soft); }
.mega a strong {
  display: block;
  font-size: 14px;
  color: var(--ink);
  font-weight: 650;
  margin-bottom: 2px;
}
.mega a span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.45;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: auto;
  flex-shrink: 0;
}
.nav-hotline {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: .02em;
}
.nav-hotline:hover { color: var(--blue); }
.nav-login {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
.nav-login:hover { color: var(--blue); }
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  color: var(--ink);
}
.nav-toggle span {
  width: 20px; height: 2px;
  background: currentColor;
  border-radius: 2px;
}

.mobile-drawer {
  display: none;
  position: fixed;
  inset: var(--nav-h) 0 0;
  background: #fff;
  z-index: 190;
  padding: 16px 20px 40px;
  overflow-y: auto;
  transform: translateX(100%);
  transition: .35s var(--ease);
}
.mobile-drawer.is-open { transform: none; }
.mobile-drawer a,
.mobile-drawer .m-group-title {
  display: block;
  padding: 12px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
}
.m-group-title {
  font-weight: 700;
  color: var(--ink);
  margin-top: 12px;
  border-bottom: none;
}

/* ===== Hero carousel（百家云：浅底大标题 + 橙色 CTA） ===== */
.hero {
  position: relative;
  min-height: 520px;
  height: clamp(520px, 68vh, 640px);
  overflow: hidden;
  color: var(--ink);
  background: #f3f5f9;
}
.hero-slides { position: absolute; inset: 0; }
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .8s var(--ease);
  pointer-events: none;
}
.hero-slide.is-active {
  opacity: 1;
  pointer-events: auto;
}
.hero-slide-bg {
  position: absolute;
  inset: 0;
}
.hero-slide-bg.s0 {
  background:
    radial-gradient(ellipse 55% 60% at 85% 20%, rgba(24,144,255,.12), transparent 55%),
    radial-gradient(ellipse 40% 50% at 10% 90%, rgba(80,120,255,.08), transparent 50%),
    linear-gradient(120deg, #f7f8fb 0%, #eef1f7 55%, #e8f3ff 100%);
}
.hero-slide-bg.s1 {
  background:
    radial-gradient(ellipse 50% 55% at 80% 30%, rgba(64,169,255,.14), transparent 50%),
    linear-gradient(145deg, #f5f7fb 0%, #ebeff8 50%, #eaf4ff 100%);
}
.hero-slide-bg.s2 {
  background:
    radial-gradient(ellipse 50% 50% at 75% 40%, rgba(24,144,255,.1), transparent 55%),
    linear-gradient(160deg, #f4f6fa 0%, #e8edf6 45%, #eaf3ff 100%);
}
.hero-slide-bg.has-image {
  background-color: #0b1a2e;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero-slide-bg.has-image::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(247,248,251,.92) 0%, rgba(247,248,251,.78) 42%, rgba(247,248,251,.35) 70%, rgba(247,248,251,.15) 100%);
  z-index: 0;
}
.hero-slide-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 65% at 70% 40%, #000, transparent);
  opacity: .55;
}
.hero-inner {
  position: relative;
  z-index: 2;
  height: 100%;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: 40px;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: 2px;
  background: var(--blue-soft);
  border: none;
  font-size: 13px;
  font-weight: 500;
  color: var(--blue);
  margin-bottom: 18px;
}
.hero-brand {
  font-size: clamp(40px, 5.5vw, 56px);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.15;
  margin-bottom: 14px;
  color: var(--ink);
}
.hero-brand em {
  font-style: normal;
  color: var(--blue);
  background: none;
  -webkit-background-clip: initial;
  background-clip: initial;
}
.hero-title {
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 12px;
  color: var(--ink);
}
.hero-desc {
  font-size: 15px;
  color: var(--muted);
  max-width: 480px;
  margin-bottom: 32px;
}
.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.hero .btn-ghost {
  color: var(--ink);
  border: 1px solid rgba(0,0,0,.18);
  background: #fff;
}
.hero .btn-ghost:hover {
  color: var(--blue);
  border-color: var(--blue);
  background: #fff;
  box-shadow: 0 4px 14px rgba(24,144,255,.12);
}
.hero-panel {
  position: relative;
  height: min(400px, 54vh);
  border-radius: 12px;
  background: linear-gradient(160deg, #ffffff 0%, #f5f9ff 55%, #eef5ff 100%);
  border: 1px solid var(--line);
  box-shadow: 0 20px 56px rgba(9,109,217,.12);
  overflow: hidden;
  animation: floatY 7s ease-in-out infinite;
}
.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 40% at 85% 8%, rgba(24,144,255,.12), transparent 55%),
    radial-gradient(ellipse 40% 35% at 8% 92%, rgba(105,192,255,.1), transparent 50%);
  pointer-events: none;
}
.hero-panel-inner {
  position: absolute;
  inset: 18px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 14px;
  z-index: 1;
}
.hp-chrome {
  display: flex;
  gap: 6px;
  align-items: center;
}
.hp-chrome i {
  width: 8px; height: 8px; border-radius: 50%;
  background: #e5e5e5;
}
.hp-chrome i:first-child { background: #ff6b6b; }
.hp-chrome i:nth-child(2) { background: #ffd666; }
.hp-chrome i:nth-child(3) { background: #73d13d; }
.hp-chrome-title {
  margin-left: 8px;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}
.hp-body {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 12px;
}
.hp-card {
  border-radius: 10px;
  background: #fff;
  border: 1px solid var(--line);
  padding: 14px;
  box-shadow: 0 4px 14px rgba(9,109,217,.05);
}
.hp-card.span2 { grid-column: 1 / -1; min-height: 78px; }
.hp-card.live {
  background: linear-gradient(145deg, #e6f4ff, #f5faff);
  border-color: rgba(24,144,255,.22);
}
.hp-label {
  font-size: 11px;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 8px;
}
.hp-bar {
  height: 7px;
  border-radius: 3px;
  background: #e8eef8;
  margin-bottom: 8px;
}
.hp-bar.blue { background: linear-gradient(90deg, #69c0ff, #1890ff); width: 72%; }
.hp-bar.short { width: 48%; }
.hp-bar.mid { width: 62%; background: #91d5ff; }
.hp-bar.low { width: 38%; background: #bae0ff; }
.hp-metric {
  font-size: 24px;
  font-weight: 800;
  color: var(--navy);
  margin-top: 6px;
  letter-spacing: -.02em;
}
.hp-metric em {
  font-style: normal;
  font-size: .45em;
  color: var(--muted);
  margin-left: 2px;
  font-weight: 600;
}
.hp-live-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
}
.hp-live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #52c41a;
  box-shadow: 0 0 0 4px rgba(82,196,26,.2);
  animation: pulseDot 1.6s ease-in-out infinite;
}
.hp-live-text {
  font-size: 14px;
  font-weight: 700;
  color: #389e0d;
}
.hp-footer {
  display: flex;
  gap: 8px;
}
.hp-chip {
  flex: 1;
  height: 36px;
  border-radius: 8px;
  background: var(--blue-soft);
  border: 1px solid rgba(24,144,255,.12);
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--blue-deep);
}
@keyframes pulseDot {
  0%, 100% { box-shadow: 0 0 0 3px rgba(82,196,26,.2); }
  50% { box-shadow: 0 0 0 6px rgba(82,196,26,.08); }
}
.hero-copy > * {
  animation: riseIn .65s var(--ease) both;
}
.hero-copy .hero-eyebrow { animation-delay: .02s; }
.hero-copy .hero-brand { animation-delay: .06s; }
.hero-copy .hero-title { animation-delay: .1s; }
.hero-copy .hero-desc { animation-delay: .14s; }
.hero-copy .hero-cta { animation-delay: .18s; }
.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 8px;
}
.hero-dot {
  width: 28px;
  height: 3px;
  border-radius: 2px;
  background: rgba(0,0,0,.15);
  transition: .3s;
}
.hero-dot.is-active {
  background: var(--blue);
  width: 40px;
}
.hero-arrows {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
}
.hero-arrow {
  pointer-events: auto;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.9);
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 18px;
  display: grid;
  place-items: center;
  transition: .25s;
  box-shadow: var(--shadow);
}
.hero-arrow:hover { background: var(--blue); color: #fff; border-color: var(--blue); }
.hero-arrow.prev { left: 20px; }
.hero-arrow.next { right: 20px; }

/* ===== Stats ===== */
.stats-wrap {
  position: relative;
  z-index: 5;
  margin-top: -44px;
  margin-bottom: 20px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
  overflow: hidden;
}
.stat-item {
  padding: 32px 20px;
  text-align: center;
  border-right: 1px solid var(--line);
  transition: background .25s;
}
.stat-item:hover { background: var(--blue-soft); }
.stat-item:last-child { border-right: none; }
.stat-num {
  font-size: clamp(28px, 3.2vw, 40px);
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -.02em;
  line-height: 1.1;
}
.stat-num em {
  font-style: normal;
  color: var(--blue);
  font-size: .55em;
  margin-left: 2px;
}
.stat-label {
  margin-top: 8px;
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}

/* ===== Sections ===== */
.section { padding: 88px 0; }
.section-alt { background: var(--blue-mist); }
.section-navy {
  background:
    radial-gradient(ellipse 60% 50% at 10% 0%, rgba(24,144,255,.06), transparent 55%),
    radial-gradient(ellipse 50% 40% at 90% 100%, rgba(9,109,217,.05), transparent 50%),
    #eef2f8;
  color: var(--text);
}
.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.section-eyebrow {
  display: block;
  order: 2;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: .04em;
  text-transform: none;
  color: var(--muted);
  margin-top: 6px;
  margin-bottom: 0;
}
.section-navy .section-eyebrow { color: var(--muted); }
.section-title {
  order: 1;
  font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0;
  line-height: 1.35;
  margin-bottom: 0;
}
.section-sub {
  order: 3;
  font-size: 15px;
  color: var(--muted);
  margin-top: 14px;
}
.section-navy .section-title { color: var(--ink); }
.section-navy .section-sub { color: var(--muted); }

/* ===== Promo banners ===== */
.promo-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 48px 0 8px;
}
.promo-card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 32px 36px;
  overflow: hidden;
  color: #fff;
  min-height: 160px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
}
.promo-card.p1 {
  background: linear-gradient(120deg, #40a9ff, #1890ff 70%);
}
.promo-card.p2 {
  background: linear-gradient(120deg, #096dd9, #0050b3 70%);
}
.promo-card::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
}
.promo-card h3 {
  font-size: 20px;
  font-weight: 800;
  position: relative;
  z-index: 1;
}
.promo-card p {
  font-size: 13px;
  color: rgba(255,255,255,.75);
  max-width: 340px;
  position: relative;
  z-index: 1;
}
.promo-card .btn {
  align-self: flex-start;
  margin-top: 8px;
  position: relative;
  z-index: 1;
}

/* ===== Products ===== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.product-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 26px 30px;
  transition: .35s var(--ease);
  position: relative;
  overflow: hidden;
}
.product-card:hover {
  border-color: rgba(24,144,255,.35);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.product-card .pc-visual {
  height: 140px;
  border-radius: 12px;
  margin-bottom: 22px;
  background: linear-gradient(145deg, var(--blue-soft), #bae0ff);
  position: relative;
  overflow: hidden;
}
.pc-visual .mock {
  position: absolute;
  inset: 16px 16px 0;
  border-radius: 10px 10px 0 0;
  background: #fff;
  box-shadow: 0 8px 24px rgba(9,109,217,.12);
  padding: 12px;
}
.mock-line {
  height: 6px;
  border-radius: 3px;
  background: #e8eef8;
  margin-bottom: 8px;
}
.mock-line.b { background: var(--blue); width: 55%; }
.mock-line.s { width: 40%; }
.mock-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 10px;
}
.mock-cell {
  height: 36px;
  border-radius: 6px;
  background: var(--blue-soft);
}
.product-card h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 10px;
}
.product-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 18px;
}
.product-card .pc-link {
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
}
.product-card:hover .pc-link { text-decoration: underline; }

.product-extra {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 28px;
}
.pe-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 16px;
  border-radius: 12px;
  background: var(--blue-mist);
  border: 1px solid transparent;
  transition: .25s;
}
.pe-item:hover { border-color: rgba(24,144,255,.25); background: #fff; box-shadow: var(--shadow); }
.pe-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--blue);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 16px;
  font-weight: 800;
  flex-shrink: 0;
}
.pe-item strong {
  display: block;
  font-size: 14px;
  color: var(--ink);
  margin-bottom: 2px;
}
.pe-item span {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.45;
}

/* ===== Scenarios ===== */
.scenario-box {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 0;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(9,109,217,.06);
  min-height: 460px;
}
.scenario-tabs {
  background: #f7f8fa;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-right: 1px solid var(--line);
}
.scenario-tab {
  text-align: left;
  padding: 14px 16px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  transition: .25s;
}
.scenario-tab:hover { color: var(--ink); background: #fff; }
.scenario-tab.is-active {
  color: #fff;
  background: var(--blue);
}
.scenario-main {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 0;
}
.scenario-copy {
  padding: 40px 36px;
}
.scenario-copy h3 {
  font-size: 26px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 8px;
}
.scenario-copy .sc-lead {
  color: var(--blue);
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 22px;
}
.scenario-points { display: grid; gap: 14px; margin-bottom: 28px; }
.scenario-points li {
  display: flex;
  gap: 12px;
  font-size: 14px;
  color: var(--text);
  line-height: 1.65;
}
.scenario-points li::before {
  content: "";
  flex-shrink: 0;
  width: 7px;
  height: 7px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 3px rgba(24,144,255,.18);
}
.scenario-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.scenario-visual {
  background: linear-gradient(165deg, #f0f7ff, #d6ebff);
  position: relative;
  overflow: hidden;
  min-height: 320px;
}
.scenario-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 70% 30%, rgba(24,144,255,.12), transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(105,192,255,.18), transparent 45%);
}
.sv-panel {
  position: absolute;
  inset: 28px;
  border-radius: 14px;
  background: rgba(255,255,255,.88);
  border: 1px solid rgba(24,144,255,.14);
  backdrop-filter: blur(8px);
  padding: 20px;
  color: var(--ink);
  box-shadow: 0 10px 28px rgba(9,109,217,.08);
}
.sv-panel h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--navy);
}
.sv-bars { display: grid; gap: 12px; }
.sv-row {
  display: grid;
  grid-template-columns: 64px 1fr 40px;
  gap: 10px;
  align-items: center;
  font-size: 12px;
  color: var(--muted);
}
.sv-track {
  height: 8px;
  border-radius: 4px;
  background: #e8eef8;
  overflow: hidden;
}
.sv-fill {
  height: 100%;
  border-radius: 4px;
  background: linear-gradient(90deg, #69c0ff, #1890ff);
  transition: width .6s var(--ease);
}

/* ===== Industries ===== */
.industry-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 36px;
}
.industry-tab {
  padding: 10px 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  background: #fff;
  border: 1px solid var(--line-strong);
  transition: .25s;
}
.industry-tab:hover { color: var(--blue); border-color: var(--blue); }
.industry-tab.is-active {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue);
  box-shadow: 0 8px 20px rgba(24,144,255,.3);
}
.industry-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  padding: 40px;
  box-shadow: 0 8px 32px rgba(9,109,217,.05);
}
.industry-info h3 {
  font-size: 28px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 14px;
}
.industry-info > p {
  color: var(--muted);
  margin-bottom: 24px;
  line-height: 1.75;
  font-size: 14px;
}
.feature-tags {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 28px;
}
.feature-tags span {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  background: var(--blue-mist);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
}
.feature-tags span::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  flex-shrink: 0;
}
.industry-visual {
  aspect-ratio: 5/4;
  border-radius: 8px;
  background: linear-gradient(155deg, #e6f4ff, #bae0ff);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(24,144,255,.12);
}
.industry-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 75% 25%, rgba(255,255,255,.7), transparent 40%),
    radial-gradient(circle at 20% 75%, rgba(24,144,255,.15), transparent 40%);
}
.iv-content {
  position: absolute;
  inset: 24px;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: var(--navy);
}
.iv-content .badge {
  align-self: flex-start;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.85);
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 10px;
  border: 1px solid rgba(24,144,255,.15);
}
.iv-content h4 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 6px;
  color: var(--ink);
}
.iv-content p { font-size: 13px; color: var(--muted); }

/* ===== Tech ===== */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.tech-card {
  padding: 28px 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  transition: .25s;
}
.tech-card:hover {
  border-color: rgba(24,144,255,.35);
  box-shadow: var(--shadow);
}
.tech-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
}
.tech-icon {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--blue-soft);
  border: 1px solid rgba(24,144,255,.2);
  color: var(--blue);
  display: grid;
  place-items: center;
  font-size: 16px;
  font-weight: 700;
}
.tech-card ul { display: grid; gap: 10px; }
.tech-card li {
  font-size: 14px;
  color: var(--muted);
  padding-left: 16px;
  position: relative;
}
.tech-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
}

/* ===== Services ===== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.service-card {
  text-align: center;
  padding: 28px 16px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--line);
  transition: .3s;
}
.service-card:hover {
  border-color: rgba(24,144,255,.3);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.service-ico {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 16px;
  background: var(--blue-soft);
  color: var(--blue-deep);
  display: grid;
  place-items: center;
  font-size: 22px;
  font-weight: 800;
}
.service-card h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 10px;
}
.service-card p {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.65;
}

/* ===== Cases ===== */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.case-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  padding: 28px 26px;
  transition: .3s;
}
.case-card:hover {
  box-shadow: var(--shadow);
  border-color: rgba(24,144,255,.25);
}
.case-logo {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--blue-soft), #bae0ff);
  color: var(--blue-deep);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 16px;
  margin-bottom: 16px;
}
.case-company {
  font-size: 17px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 6px;
}
.case-industry {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--blue-deep);
  background: var(--blue-soft);
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 10px;
}
.case-quote {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.75;
}
.case-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 20px;
  margin-top: 40px;
}
.case-tags span {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  position: relative;
}
.case-tags span + span::before {
  content: "·";
  position: absolute;
  left: -12px;
  color: var(--blue);
}
.cases-more {
  text-align: center;
  margin-top: 32px;
}

/* ===== News ===== */
.news-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 20px;
}
.news-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  overflow: hidden;
  background: #fff;
  transition: .3s;
  display: flex;
  flex-direction: column;
}
.news-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.news-cover {
  height: 160px;
  background: linear-gradient(135deg, #2c2c2c, #1890ff);
  position: relative;
  background-size: cover;
  background-position: center;
}
.news-card.featured .news-cover { height: 220px; }
.news-cover.has-image::after {
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,.35));
}
.news-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(255,255,255,.18), transparent 45%);
}
.news-body {
  padding: 20px 22px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.news-date {
  font-size: 12px;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 8px;
}
.news-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.5;
  margin-bottom: 10px;
}
.news-card.featured .news-title { font-size: 20px; }
.news-excerpt {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin-top: auto;
}
.news-more { text-align: center; margin-top: 36px; }

/* ===== CTA ===== */
.cta-band {
  position: relative;
  padding: 90px 0;
  overflow: hidden;
  color: #fff;
}
.cta-band-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 80% at 80% 20%, rgba(24,144,255,.25), transparent 55%),
    linear-gradient(180deg, #1a1a1a, #111);
}
.cta-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 48px;
  align-items: center;
}
.cta-layout h2 {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 14px;
}
.cta-layout > div > p {
  color: rgba(255,255,255,.65);
  margin-bottom: 28px;
  max-width: 520px;
  font-size: 15px;
}
.cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}
.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 28px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,.12);
}
.trust-row span {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,.55);
  display: flex;
  align-items: center;
  gap: 8px;
}
.trust-row span::before {
  content: "✓";
  color: var(--sky);
  font-weight: 800;
}
.cta-qr {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
}
.qr-box {
  width: 148px;
  height: 148px;
  margin: 0 auto 16px;
  border-radius: 12px;
  background:
    linear-gradient(45deg, #fff 25%, transparent 25%) -8px 0 / 16px 16px,
    linear-gradient(-45deg, #fff 25%, transparent 25%) -8px 0 / 16px 16px,
    linear-gradient(45deg, transparent 75%, #fff 75%) -8px 0 / 16px 16px,
    linear-gradient(-45deg, transparent 75%, #fff 75%) -8px 0 / 16px 16px,
    #1a1a1a;
  border: 8px solid #fff;
  position: relative;
  overflow: hidden;
}
.qr-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  position: relative;
  z-index: 2;
  background: #fff;
}
.qr-box.has-img {
  background: #fff;
}
.qr-box.has-img::before,
.qr-box.has-img::after {
  display: none;
}
.qr-box::after {
  content: "谦";
  position: absolute;
  inset: 50%;
  width: 36px;
  height: 36px;
  margin: -18px;
  background: var(--blue);
  color: #fff;
  border-radius: 6px;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 14px;
}
.cta-qr p {
  font-size: 13px;
  color: rgba(255,255,255,.7);
  margin-bottom: 14px;
}
.cta-qr .or {
  font-size: 12px;
  color: rgba(255,255,255,.4);
  margin: 12px 0;
}

/* ===== Footer ===== */
.site-footer {
  background: #2b2b2b;
  color: rgba(255,255,255,.55);
  padding: 64px 0 28px;
  font-size: 13px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.35fr repeat(5, 1fr);
  gap: 28px;
  margin-bottom: 48px;
}
.footer-brand {
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-contact p { margin-bottom: 8px; line-height: 1.6; }
.footer-contact strong {
  display: block;
  color: #fff;
  font-size: 20px;
  margin: 4px 0 18px;
  letter-spacing: .02em;
}
.footer-qr {
  margin-top: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-qr img {
  width: 88px;
  height: 88px;
  border-radius: 8px;
  background: #fff;
  object-fit: cover;
  flex-shrink: 0;
}
.footer-qr span {
  font-size: 12px;
  line-height: 1.5;
  color: rgba(255,255,255,.72);
  max-width: 120px;
}
.footer-col h4 {
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  margin-bottom: 10px;
  transition: color .2s;
}
.footer-col a:hover { color: var(--sky); }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  font-size: 12px;
  line-height: 1.7;
}

/* ===== Float ===== */
.float-bar {
  position: fixed;
  right: 0;
  bottom: 120px;
  z-index: 150;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.float-btn {
  width: 56px;
  min-height: 64px;
  border-radius: 0;
  background: #fff;
  color: var(--blue);
  font-size: 12px;
  font-weight: 500;
  display: grid;
  place-items: center;
  text-align: center;
  line-height: 1.35;
  padding: 10px 6px;
  box-shadow: -2px 0 16px rgba(0,0,0,.08);
  transition: .2s;
  border-bottom: 1px solid var(--line);
}
.float-btn:hover { background: var(--blue-soft); color: var(--blue-deep); transform: none; }
.float-btn.primary { background: var(--blue); color: #fff; border-bottom: none; }
.float-btn.primary:hover { background: var(--blue-bright); color: #fff; }

.float-cs {
  position: relative;
}
.float-cs-btn {
  gap: 4px;
  cursor: pointer;
}
.float-cs-btn svg { display: block; }
.float-cs-btn span {
  font-size: 11px;
  line-height: 1;
}
.float-cs-pop {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  width: 148px;
  padding: 12px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 10px 32px rgba(0,0,0,.16);
  text-align: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: .2s ease;
  z-index: 2;
}
.float-cs-pop::after {
  content: "";
  position: absolute;
  right: -6px;
  top: 50%;
  margin-top: -6px;
  border: 6px solid transparent;
  border-left-color: #fff;
  border-right: 0;
}
.float-cs-pop img {
  width: 124px;
  height: 124px;
  display: block;
  object-fit: cover;
  border-radius: 6px;
  background: #f5f5f5;
}
.float-cs-pop p {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.4;
  color: var(--muted);
}
.float-cs-empty {
  width: 124px;
  height: 124px;
  display: grid;
  place-items: center;
  background: #f5f5f5;
  border-radius: 6px;
  font-size: 12px;
  color: var(--muted);
  padding: 12px;
  line-height: 1.4;
}
.float-cs:hover .float-cs-pop,
.float-cs:focus-within .float-cs-pop {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(-50%) translateX(0);
}

/* ===== Modal ===== */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(6,14,28,.6);
  backdrop-filter: blur(6px);
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 24px;
  animation: fadeIn .25s;
}
.modal {
  width: min(440px, 100%);
  background: #fff;
  border-radius: 16px;
  padding: 32px 28px;
  box-shadow: var(--shadow-lg);
  animation: riseIn .35s var(--ease);
}
.modal-close {
  float: right;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  font-size: 20px;
  color: var(--muted);
  line-height: 1;
}
.modal-close:hover { background: var(--blue-mist); color: var(--ink); }
.modal h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 6px;
}
.modal > p {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 22px;
}
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text);
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  border: 1.5px solid var(--line-strong);
  border-radius: 8px;
  padding: 11px 12px;
  font-family: inherit;
  font-size: 14px;
  outline: none;
  background: var(--paper);
  transition: border-color .2s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--blue); }
.form-group textarea { resize: vertical; min-height: 72px; }
.form-actions { display: flex; gap: 10px; margin-top: 6px; }
.form-actions .btn { flex: 1; }
.form-msg { margin-top: 12px; font-size: 13px; font-weight: 600; }
.form-msg.ok { color: var(--blue-deep); }
.form-msg.err { color: #e14b4b; }

/* ===== Anim ===== */
@keyframes riseIn {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: none; }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.is-in { opacity: 1; transform: none; }
.product-grid .reveal:nth-child(1),
.tech-grid .reveal:nth-child(1),
.service-grid .reveal:nth-child(1),
.news-grid .reveal:nth-child(1) { transition-delay: 0ms; }
.product-grid .reveal:nth-child(2),
.tech-grid .reveal:nth-child(2),
.service-grid .reveal:nth-child(2),
.news-grid .reveal:nth-child(2) { transition-delay: 80ms; }
.product-grid .reveal:nth-child(3),
.tech-grid .reveal:nth-child(3),
.service-grid .reveal:nth-child(3),
.news-grid .reveal:nth-child(3) { transition-delay: 160ms; }
.service-grid .reveal:nth-child(4) { transition-delay: 220ms; }
.service-grid .reveal:nth-child(5) { transition-delay: 280ms; }

.panel-fade {
  animation: panelIn .4s var(--ease) both;
}
@keyframes panelIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

/* ===== Responsive ===== */
/* ===== Logo wall ===== */
.logo-wall {
  padding: 48px 0 24px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.logo-wall-head {
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 28px;
}
.logo-track-wrap { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.logo-track {
  display: flex;
  gap: 16px;
  width: max-content;
  animation: logoScroll 36s linear infinite;
}
.logo-track:hover { animation-play-state: paused; }
.logo-item {
  flex-shrink: 0;
  width: 140px;
  height: 56px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
  opacity: .72;
  transition: .25s;
  padding: 8px 12px;
  overflow: hidden;
}
.logo-item.has-img { opacity: .9; }
.logo-item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}
.logo-item:hover { opacity: 1; border-color: rgba(24,144,255,.35); color: var(--blue); }
@keyframes logoScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ===== Capability chips ===== */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
}
.cap-item {
  text-align: center;
  padding: 22px 12px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--line);
  transition: .3s;
}
.cap-item:hover {
  border-color: rgba(24,144,255,.35);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.cap-ico {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--blue-soft), #bae0ff);
  color: var(--blue-deep);
  display: grid;
  place-items: center;
  font-size: 18px;
  font-weight: 800;
}
.cap-item strong {
  display: block;
  font-size: 14px;
  color: var(--ink);
  margin-bottom: 4px;
}
.cap-item span {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.4;
}

/* ===== Download ===== */
.download-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.dl-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  text-align: center;
  transition: .3s;
}
.dl-card:hover {
  box-shadow: var(--shadow);
  border-color: rgba(24,144,255,.3);
  transform: translateY(-3px);
}
.dl-ico {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border-radius: 12px;
  background: var(--blue);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 22px;
  font-weight: 800;
  box-shadow: none;
}
.dl-card h3 {
  font-size: 17px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 8px;
}
.dl-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 18px;
  min-height: 42px;
}

/* ===== Pricing ===== */
.page-hero {
  padding: 72px 0 48px;
  background:
    radial-gradient(ellipse 60% 80% at 90% 0%, rgba(24,144,255,.1), transparent 50%),
    linear-gradient(180deg, #f7f8fa, #fff 70%);
  text-align: center;
}
.page-hero h1 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 900;
  color: var(--ink);
  letter-spacing: -.02em;
  margin-bottom: 12px;
}
.page-hero p {
  color: var(--muted);
  font-size: 15px;
  max-width: 560px;
  margin: 0 auto;
}
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: -8px;
}
.price-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 32px 28px;
  position: relative;
  transition: .35s;
  display: flex;
  flex-direction: column;
}
.price-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.price-card.is-hot {
  border-color: var(--blue);
  box-shadow: 0 16px 48px rgba(24,144,255,.18);
}
.price-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--blue-bright), var(--blue));
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 999px;
  white-space: nowrap;
}
.price-card h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 8px;
}
.price-card .price-desc {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 20px;
  min-height: 40px;
}
.price-amount {
  margin-bottom: 24px;
}
.price-amount .num {
  font-size: 40px;
  font-weight: 900;
  color: var(--navy);
  letter-spacing: -.03em;
}
.price-amount .unit {
  font-size: 14px;
  color: var(--muted);
  margin-left: 4px;
}
.price-amount .note {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}
.price-features {
  display: grid;
  gap: 10px;
  margin-bottom: 28px;
  flex: 1;
}
.price-features li {
  font-size: 13px;
  color: var(--text);
  padding-left: 22px;
  position: relative;
  line-height: 1.5;
}
.price-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 800;
}
.price-faq {
  max-width: 800px;
  margin: 56px auto 0;
}
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-q {
  width: 100%;
  text-align: left;
  padding: 18px 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  display: flex;
  justify-content: space-between;
  gap: 16px;
}
.faq-q span { color: var(--blue); font-weight: 400; }
.faq-a {
  padding: 0 8px 18px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

/* ===== Channel / About ===== */
.channel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.channel-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: .3s;
}
.channel-card:hover {
  box-shadow: var(--shadow);
  border-color: rgba(24,144,255,.3);
}
.channel-card .step {
  font-size: 12px;
  font-weight: 800;
  color: var(--blue);
  letter-spacing: .08em;
  margin-bottom: 12px;
}
.channel-card h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 10px;
}
.channel-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 40px;
  align-items: start;
}
.about-copy h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 16px;
}
.about-copy p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.85;
  margin-bottom: 14px;
}
.about-milestones {
  display: grid;
  gap: 0;
  border-left: 2px solid var(--blue-soft);
  padding-left: 24px;
}
.ms-item {
  position: relative;
  padding: 0 0 28px;
}
.ms-item::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 4px rgba(24,144,255,.15);
}
.ms-item strong {
  display: block;
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 4px;
}
.ms-item span {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}
.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 28px;
}
.about-stat {
  background: var(--blue-mist);
  border-radius: 12px;
  padding: 18px;
}
.about-stat .n {
  font-size: 24px;
  font-weight: 800;
  color: var(--blue-deep);
}
.about-stat .l {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

/* ===== Live mock richer ===== */
.live-mock {
  position: absolute;
  inset: 16px;
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
  color: var(--ink);
  border: 1px solid var(--line);
  box-shadow: 0 8px 20px rgba(9,109,217,.08);
}
.live-mock .lm-top {
  height: 36px;
  background: var(--blue-mist);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 8px;
  font-size: 11px;
  color: var(--muted);
  font-weight: 600;
  border-bottom: 1px solid var(--line);
}
.live-mock .lm-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #ff4d4f;
  box-shadow: 0 0 0 3px rgba(255,77,79,.2);
}
.live-mock .lm-stage {
  height: calc(100% - 36px - 48px);
  background:
    radial-gradient(circle at 40% 40%, rgba(24,144,255,.16), transparent 50%),
    linear-gradient(160deg, #eaf4ff, #f7f9fc);
  position: relative;
}
.live-mock .lm-chat {
  position: absolute;
  left: 10px; bottom: 10px; right: 40%;
  display: grid; gap: 4px;
}
.live-mock .lm-bubble {
  background: rgba(255,255,255,.92);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 4px 8px;
  font-size: 10px;
  color: var(--text);
  width: fit-content;
  max-width: 100%;
}
.live-mock .lm-goods {
  position: absolute;
  right: 10px; bottom: 10px;
  width: 72px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px;
  color: var(--ink);
  box-shadow: 0 4px 12px rgba(0,0,0,.06);
}
.live-mock .lm-goods .g-img {
  height: 40px;
  border-radius: 4px;
  background: linear-gradient(135deg, #bae0ff, #69c0ff);
  margin-bottom: 4px;
}
.live-mock .lm-goods .g-price {
  font-size: 11px;
  font-weight: 800;
  color: var(--blue);
}
.live-mock .lm-bar {
  height: 48px;
  background: #fff;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  padding: 0 10px;
  gap: 6px;
}
.live-mock .lm-bar i {
  flex: 1;
  height: 24px;
  border-radius: 6px;
  background: var(--blue-soft);
}
.live-mock .lm-bar i.buy {
  flex: 0 0 52px;
  background: var(--blue);
}

/* ===== Back top ===== */
.back-top {
  position: fixed;
  right: 64px;
  bottom: 120px;
  z-index: 140;
  width: 44px;
  height: 44px;
  border-radius: 4px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--blue);
  font-size: 18px;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(0,0,0,.08);
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: .3s;
}
.back-top.is-show {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}
.back-top:hover { background: var(--blue); color: #fff; }

/* ===== Page fade ===== */
.page-view { animation: fadeIn .35s var(--ease); }

/* ===== Article / Help / Privacy ===== */
.article-wrap {
  max-width: 780px;
  margin: 0 auto;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  margin-bottom: 20px;
  font-size: 13px;
  color: var(--muted);
}
.article-tag {
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--blue-soft);
  color: var(--blue-deep);
  font-size: 12px;
  font-weight: 700;
}
.article-body p {
  font-size: 15px;
  line-height: 1.9;
  color: var(--text);
  margin-bottom: 18px;
}
.article-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--blue);
  margin-bottom: 24px;
}
.article-back:hover { text-decoration: underline; }
.article-cta {
  margin-top: 36px;
  padding: 24px;
  border-radius: 14px;
  background: var(--blue-mist);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}
.article-cta p {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
}
.result-list {
  display: grid;
  gap: 10px;
  margin: 24px 0;
}
.result-list li {
  padding: 14px 16px;
  border-radius: 10px;
  background: var(--blue-mist);
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  position: relative;
  padding-left: 40px;
}
.result-list li::before {
  content: "↑";
  position: absolute;
  left: 14px;
  color: var(--blue);
  font-weight: 800;
}
.help-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 28px;
  align-items: start;
}
.help-nav {
  position: sticky;
  top: calc(var(--nav-h) + 24px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 12px;
}
.help-nav button {
  display: block;
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
}
.help-nav button.is-active,
.help-nav button:hover {
  background: var(--blue-soft);
  color: var(--blue-deep);
}
.help-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 8px 22px 22px;
}
.help-item + .help-item { border-top: 1px solid var(--line); }
.help-item h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--ink);
  padding: 18px 0 8px;
}
.help-item p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.75;
  padding-bottom: 16px;
}
.privacy-block {
  margin-bottom: 28px;
}
.privacy-block h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 10px;
}
.privacy-block p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}
.toast {
  position: fixed;
  left: 50%;
  bottom: 36px;
  transform: translateX(-50%) translateY(20px);
  background: var(--navy);
  color: #fff;
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  z-index: 400;
  opacity: 0;
  pointer-events: none;
  transition: .35s var(--ease);
  box-shadow: 0 12px 32px rgba(10,26,54,.3);
}
.toast.is-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.breadcrumb {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 18px;
}
.breadcrumb a { color: var(--blue); font-weight: 600; }
.case-card { cursor: pointer; }
.news-card { cursor: pointer; }

@media (max-width: 1100px) {
  .help-layout { grid-template-columns: 1fr; }
  .help-nav { position: static; display: flex; flex-wrap: wrap; gap: 6px; }
  .help-nav button { width: auto; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-panel { display: none; }
  .hero { height: auto; min-height: 480px; padding: 72px 0 80px; }
  .promo-row,
  .product-grid,
  .tech-grid,
  .case-grid,
  .news-grid,
  .industry-panel,
  .cta-layout,
  .scenario-main { grid-template-columns: 1fr; }
  .product-extra { grid-template-columns: 1fr 1fr; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .scenario-box { grid-template-columns: 1fr; }
  .scenario-tabs {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px;
  }
  .scenario-tab { padding: 10px 14px; font-size: 13px; }
  .footer-top { grid-template-columns: 1fr 1fr 1fr; }
  .feature-tags { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item { border-bottom: 1px solid var(--line); }
  .stat-item:nth-last-child(-n+2) { border-bottom: none; }
  .topbar-right span:not(.topbar-hot) { display: none; }
  .cap-grid { grid-template-columns: repeat(3, 1fr); }
  .download-grid,
  .price-grid,
  .channel-grid,
  .about-grid { grid-template-columns: 1fr; }
  .nav-item > a,
  .nav-item > button.trigger { padding: 0 8px; font-size: 13px; }
  .mega {
    min-width: min(520px, calc(100vw - 48px));
    left: 0;
    transform: translateX(0) translateY(8px);
  }
  .nav-item.is-open .mega { transform: translateX(0) translateY(0); }
}

/* 仅窄屏使用汉堡菜单，宽屏保持横向栏目悬停展开 */
@media (max-width: 860px) {
  .nav-menu { display: none; }
  .nav-toggle { display: flex; }
  .mobile-drawer { display: block; }
  .nav-login { display: none; }
  .nav-hotline { display: none; }
}

@media (max-width: 640px) {
  .topbar { display: none; }
  :root { --nav-h: 72px; }
  .brand-logo { height: 52px; }
  .footer-brand .brand-logo { height: 48px; }
  .promo-row,
  .product-extra,
  .service-grid,
  .footer-top { grid-template-columns: 1fr; }
  .industry-panel { padding: 24px; }
  .scenario-copy { padding: 28px 22px; }
  .hero-arrow { display: none; }
  .float-bar { right: 10px; bottom: 16px; }
  .float-btn { width: 48px; min-height: 48px; font-size: 10px; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .download-grid { grid-template-columns: 1fr 1fr; }
  .back-top { bottom: 190px; right: 10px; }
}

/* ===== Frontend polish pack ===== */
.news-list {
  display: grid;
  gap: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.news-item {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 22px 28px;
  border-bottom: 1px solid var(--line);
  transition: background .2s, padding-left .25s var(--ease);
}
.news-item:last-child { border-bottom: none; }
.news-item:hover {
  background: var(--blue-soft);
  padding-left: 34px;
}
.news-item .news-date {
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
}
.news-item .news-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.45;
}
.news-item .news-arrow {
  color: var(--muted);
  font-size: 18px;
  transition: transform .25s, color .2s;
}
.news-item:hover .news-arrow {
  color: var(--blue);
  transform: translateX(4px);
}

.news-cover.tone-0 { background: linear-gradient(135deg, #1a2744, #1890ff); }
.news-cover.tone-1 { background: linear-gradient(135deg, #0f2a3a, #36cfc9); }
.news-cover.tone-2 { background: linear-gradient(145deg, #2b1d3a, #597ef7); }
.news-cover.tone-3 { background: linear-gradient(145deg, #1f2a1a, #73d13d); }
.news-cover:not(.has-image)::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: .5;
}

.qr-box {
  background:
    repeating-linear-gradient(0deg, #111 0 3px, #fff 3px 6px),
    repeating-linear-gradient(90deg, #111 0 3px, #fff 3px 6px);
  background-blend-mode: multiply;
  background-color: #fff;
}
.qr-box:not(.has-img)::before {
  content: "";
  position: absolute;
  width: 28px; height: 28px;
  border: 4px solid #111;
  top: 12px; left: 12px;
  box-shadow: 88px 0 0 -4px #111, 0 88px 0 -4px #111, 88px 88px 0 -4px #111;
  pointer-events: none;
}
.qr-box:not(.has-img)::after {
  content: "谦";
  z-index: 1;
}

.ui-ico {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(145deg, var(--blue), var(--blue-deep));
  color: #fff;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  position: relative;
  box-shadow: 0 6px 14px rgba(24,144,255,.25);
}
.ui-ico svg { width: 20px; height: 20px; display: block; }
.tech-icon.ui-ico,
.service-ico.ui-ico,
.pe-icon.ui-ico,
.cap-ico.ui-ico,
.dl-ico.ui-ico {
  width: 40px;
  height: 40px;
  font-size: 0;
  background: linear-gradient(145deg, var(--blue), var(--blue-deep));
  color: #fff;
  box-shadow: 0 6px 14px rgba(24,144,255,.22);
  border: none;
}

.scrm-mock, .mall-mock {
  position: absolute;
  inset: 16px;
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 8px 24px rgba(9,109,217,.12);
}
.scrm-mock {
  display: grid;
  grid-template-columns: 56px 1fr;
  background: #f7f9fc;
}
.scrm-side {
  background: linear-gradient(180deg, #e6f4ff, #bae0ff);
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.scrm-side i {
  height: 8px;
  border-radius: 4px;
  background: rgba(24,144,255,.22);
}
.scrm-side i.on { background: var(--blue); }
.scrm-main { padding: 12px; display: grid; gap: 8px; align-content: start; }
.scrm-row {
  height: 22px;
  border-radius: 6px;
  background: #fff;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  padding: 0 8px;
  gap: 6px;
}
.scrm-row b {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--blue-soft);
  flex-shrink: 0;
}
.scrm-row span {
  height: 5px; border-radius: 3px; background: #e8eef8; flex: 1;
}
.scrm-row em {
  width: 36px; height: 14px; border-radius: 999px;
  background: rgba(82,196,26,.15); flex-shrink: 0;
  font-style: normal;
}
.mall-mock { background: linear-gradient(180deg, #e6f4ff, #fff 40%); padding: 12px; }
.mall-banner {
  height: 42px;
  border-radius: 8px;
  background: linear-gradient(90deg, #1890ff, #69c0ff);
  margin-bottom: 10px;
}
.mall-goods {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.mall-goods .g {
  background: #fff;
  border-radius: 8px;
  border: 1px solid var(--line);
  padding: 8px;
}
.mall-goods .g i {
  display: block;
  height: 36px;
  border-radius: 6px;
  background: linear-gradient(135deg, #bae0ff, #91d5ff);
  margin-bottom: 6px;
}
.mall-goods .g b {
  display: block;
  height: 5px;
  width: 70%;
  border-radius: 3px;
  background: #e8eef8;
  margin-bottom: 4px;
}
.mall-goods .g span {
  display: block;
  height: 5px;
  width: 40%;
  border-radius: 3px;
  background: rgba(24,144,255,.35);
}

.scenario-visual.theme-0 { background: linear-gradient(165deg, #f0f7ff, #d6ebff); }
.scenario-visual.theme-1 { background: linear-gradient(165deg, #f4f0ff, #e0d8ff); }
.scenario-visual.theme-2 { background: linear-gradient(165deg, #eefbfa, #c9f0ec); }
.scenario-visual.theme-3 { background: linear-gradient(165deg, #fff0f6, #ffd6e7); }
.scenario-visual.theme-4 { background: linear-gradient(165deg, #f6ffed, #d9f7be); }
.scenario-visual.theme-5 { background: linear-gradient(165deg, #fffbe6, #ffe58f); }
.scenario-visual.theme-6 { background: linear-gradient(165deg, #e6f4ff, #bae0ff); }

.industry-visual.theme-0 { background: linear-gradient(155deg, #e6f4ff, #91d5ff); }
.industry-visual.theme-1 { background: linear-gradient(155deg, #fff0f6, #ffadd2); }
.industry-visual.theme-2 { background: linear-gradient(155deg, #e6fffb, #87e8de); }
.industry-visual.theme-3 { background: linear-gradient(155deg, #f0f5ff, #adc6ff); }
.industry-visual.theme-4 { background: linear-gradient(155deg, #f9f0ff, #d3adf7); }
.industry-visual.theme-5 { background: linear-gradient(155deg, #f6ffed, #b7eb8f); }
.industry-visual.theme-6 { background: linear-gradient(155deg, #fff7e6, #ffd591); }

.case-logo {
  background: linear-gradient(145deg, var(--blue-soft), #fff);
  border: 1px solid rgba(24,144,255,.15);
  color: var(--blue-deep);
  font-weight: 800;
}

.logo-item:not(.has-img) span {
  letter-spacing: .02em;
  background: linear-gradient(90deg, var(--navy), var(--blue));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 800;
}

.pc-visual { transition: transform .35s var(--ease); }
.product-card:hover .pc-visual { transform: scale(1.02); }

@media (max-width: 720px) {
  .news-item {
    grid-template-columns: 1fr auto;
    gap: 8px 16px;
    padding: 18px 18px;
  }
  .news-item .news-date { grid-column: 1 / -1; }
}