/* 视觉精修层：在保留原有内容结构的前提下，统一全站节奏、材质与交互。 */
:root {
  --primary: #126f94;
  --primary-dark: #123f57;
  --primary-light: #2b91b3;
  --accent: #38bfd0;
  --bg: #ffffff;
  --bg-soft: #f3f9fb;
  --bg-dark: #103f57;
  --text: #17313e;
  --text-2: #58717c;
  --text-3: #81949c;
  --border: #dbe9ed;
  --shadow-sm: 0 2px 8px rgba(24, 79, 99, 0.045);
  --shadow-md: 0 14px 34px rgba(24, 79, 99, 0.08);
  --shadow-lg: 0 24px 58px rgba(24, 79, 99, 0.12);
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 18px;
  --container: 1180px;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --transition: 180ms var(--ease-out);
}

html { scroll-padding-top: 92px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  letter-spacing: -0.008em;
  background: #fbfdfe;
}

::selection { color: #fff; background: var(--primary-light); }

a, button, input, textarea, select { -webkit-tap-highlight-color: transparent; }

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(34, 167, 189, 0.26);
  outline-offset: 3px;
}

.container { padding-inline: 28px; }

/* 导航 */
.nav {
  background: rgba(252, 254, 255, 0.9);
  border-bottom: 1px solid rgba(18, 111, 148, 0.09);
  box-shadow: 0 8px 30px rgba(31, 102, 126, 0.035);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
}

.nav-inner { height: 76px; }
.nav-logo img { height: 42px; width: auto; }
.nav-menu { gap: 2px; }

.nav-menu a {
  padding: 9px 12px;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 520;
  transition: color var(--transition), background-color var(--transition), transform 120ms var(--ease-out);
}

.nav-menu a:hover,
.nav-menu a.active { color: var(--primary); background: rgba(18, 111, 148, 0.065); }

.nav-menu a.active::after {
  bottom: -10px;
  width: 18px;
  height: 2px;
  background: var(--primary-light);
}

.nav-cta {
  margin-left: 7px;
  padding: 10px 18px !important;
  border-radius: 9px !important;
  background: var(--primary) !important;
  box-shadow: 0 8px 18px rgba(18, 111, 148, .16);
}

.nav-cta:hover { background: var(--primary-light) !important; transform: translateY(-1px); box-shadow: 0 10px 22px rgba(18, 111, 148, .2); }
.nav-cta:active { transform: scale(.97); }
.nav-toggle span { transition: transform 160ms var(--ease-out), opacity 120ms ease; }
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* 标题与通用区块 */
.section { padding: 96px 0; }
.section-sm { padding: 68px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { margin-bottom: 52px; }

.section-tag,
.product-tag,
.scene-meta,
.biz-tag {
  padding: 0 0 0 18px;
  border-radius: 0;
  background: transparent;
  color: var(--primary-light);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  position: relative;
}

.section-tag::before,
.product-tag::before,
.scene-meta::before,
.biz-tag::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 10px;
  height: 2px;
  background: var(--accent);
  transform: translateY(-50%);
}

.section-tag-light { color: rgba(255, 255, 255, 0.76); }
.section-title {
  color: var(--primary-dark);
  font-size: clamp(30px, 3vw, 40px);
  line-height: 1.22;
  letter-spacing: -0.035em;
}
.section-desc { color: var(--text-2); font-size: 16px; line-height: 1.8; }

.page-banner {
  padding: 76px 0 82px;
  color: var(--primary-dark);
  background:
    radial-gradient(circle at 84% 18%, rgba(56,191,208,.16), transparent 32%),
    linear-gradient(135deg, #f3fafc 0%, #eaf5f8 100%);
  text-align: left;
}

.page-banner::before {
  background:
    linear-gradient(90deg, rgba(18,111,148,.055) 1px, transparent 1px),
    linear-gradient(rgba(18,111,148,.045) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 40%, #000);
  mask-image: linear-gradient(90deg, transparent, #000 40%, #000);
}

.page-banner h1 {
  max-width: 850px;
  margin: 0 0 14px;
  font-size: clamp(36px, 4.5vw, 52px);
  line-height: 1.14;
  letter-spacing: -0.04em;
  text-align: left !important;
  color: var(--primary-dark);
}

.page-banner p {
  max-width: 760px;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  text-align: left !important;
  white-space: normal !important;
  color: var(--text-2);
  opacity: 1;
}

/* 按钮：收起胶囊和渐变，保留清晰按压反馈 */
.btn {
  min-height: 48px;
  padding: 12px 22px;
  border-radius: 10px;
  font-size: 14px;
  letter-spacing: 0;
  transition: transform 120ms var(--ease-out), background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.btn:active, .nav-cta:active, .filter-chip:active, .scene-tab:active { transform: scale(0.97); }
.btn-primary { background: var(--primary); box-shadow: none; }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-1px); box-shadow: 0 10px 24px rgba(21, 61, 93, 0.18); }
.btn-outline { border-color: #cbd8df; }
.btn-ghost { border-color: rgba(255,255,255,0.35); background: rgba(255,255,255,0.08); }

/* 非点击卡片不再大幅漂浮 */
.card,
.cap-card,
.team-card,
.value-card,
.contact-card,
.case-card,
.adv-card,
.faq-item {
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
  transition: transform 180ms var(--ease-out), border-color 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}
.card:hover,
.cap-card:hover,
.team-card:hover,
.contact-card:hover,
.case-card:hover,
.adv-card:hover {
  transform: none;
  border-color: #c9d6de;
  box-shadow: var(--shadow-md);
}

/* 首页首屏 */
.hero {
  min-height: 720px;
  color: var(--text);
  background:
    radial-gradient(circle at 82% 16%, rgba(56,191,208,.24), transparent 30%),
    radial-gradient(circle at 8% 90%, rgba(43,145,179,.15), transparent 28%),
    linear-gradient(135deg, #d6e9ed 0%, #b8d5dc 58%, #d2e6e9 100%);
}

.hero::before {
  background-image:
    linear-gradient(rgba(18,91,119,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18,91,119,.08) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(90deg, #000, transparent 72%);
  mask-image: linear-gradient(90deg, #000, transparent 72%);
}

.hero-inner { grid-template-columns: minmax(0, 1.06fr) minmax(420px, .94fr); gap: 72px; padding-block: 74px 80px; padding-inline: 28px; }
.hero-tag {
  padding: 7px 12px;
  margin-bottom: 22px;
  color: var(--primary);
  border-color: rgba(18,111,148,.14);
  border-radius: 7px;
  background: rgba(255,255,255,.7);
  font-size: 12px;
  letter-spacing: .06em;
}
.hero-tag::before { animation: none; box-shadow: none; width: 6px; height: 6px; }
.hero h1 { margin-bottom: 24px; color: var(--primary-dark); font-size: clamp(48px, 5vw, 66px); line-height: 1.08; letter-spacing: -0.055em; }
.hero h1 .accent { color: var(--primary-light); background: none; -webkit-background-clip: initial; background-clip: initial; }
.hero-subtitle { display: inline-block; margin-top: 14px; font-size: .48em; line-height: 1.4; letter-spacing: -0.025em; color: #496976; }
.hero-sub { max-width: 575px; margin-bottom: 32px; font-size: 16px; line-height: 1.85; color: var(--text-2); }
.hero .btn-primary { box-shadow: 0 10px 24px rgba(18,111,148,.18); }
.hero .btn-ghost { color: var(--primary); border-color: rgba(18,111,148,.24); background: rgba(255,255,255,.72); }
.hero .btn-ghost:hover { border-color: rgba(18,111,148,.38); background: #fff; }
.hero-stats { gap: 0; margin-top: 46px; padding-top: 27px; }
.hero-stats { border-top-color: rgba(18,111,148,.14); }
.hero-stats > div { min-width: 140px; padding-right: 30px; margin-right: 30px; border-right: 1px solid rgba(18,111,148,.13); }
.hero-stats > div:last-child { border-right: 0; }
.hero-stat-num { color: var(--primary); background: none; font-size: 29px; letter-spacing: -0.04em; }
.hero-stat-label { color: var(--text-3); }
.hero-visual { height: 520px; }
.hero-image-wrap { border-radius: 18px; border-color: rgba(255,255,255,.9); box-shadow: 0 26px 64px rgba(30,91,112,.18); }
.hero-image-wrap img { object-position: 35% center; }
.hero-image-overlay { background: linear-gradient(180deg, rgba(13,43,67,.02), rgba(13,43,67,.18)); }
.scan-card {
  padding: 13px 16px;
  border-radius: 10px;
  border-color: rgba(255,255,255,.92);
  background: rgba(255,255,255,.88);
  box-shadow: 0 12px 30px rgba(27,85,105,.14);
  animation: none;
}
.scan-card .lbl { margin-bottom: 4px; color: var(--text-3); font-size: 10px; letter-spacing: .08em; }
.scan-card .val { color: var(--primary-dark); font-size: 18px; }
.scan-card .val.green { color: #168776; }
.scan-card .val.red { color: #c06a62; }
.scan-card-1 { top: 8%; left: -20px; }
.scan-card-2 { top: 31%; right: -18px; }
.scan-card-3 { bottom: 8%; right: 24px; }

.pain-compare { gap: 22px; }
.pain-side { padding: 34px; border-radius: 15px; }
.pain-side.us { color: var(--text); background: #e9f6f8; border-color: #cce8ed; }
.pain-side.us .pain-list li { border-color: rgba(18,111,148,.13); }
.pain-side.us .icon-pill { color: var(--primary); background: rgba(18,111,148,.09); }
.vs-badge { width: 52px; height: 52px; border-width: 1px; box-shadow: var(--shadow-sm); font-size: 13px; }
.cap-grid { gap: 18px; }
.cap-card { padding: 30px 24px; border-radius: 13px; }
.cap-card::before { display: none; }
.cap-icon,
.adv-icon,
.value-card .ico,
.mv-card .icon-circle,
.credential-mark {
  border: 1px solid #cadbe5;
  background: #eef4f7;
  color: var(--primary);
  box-shadow: none;
  font-size: 12px;
  font-weight: 750;
  letter-spacing: .08em;
}
.cap-icon { width: 50px; height: 50px; border-radius: 10px; }
.biz-split { gap: 80px; }
.biz-mockup { background: linear-gradient(145deg, #12465e, #176e88); border-radius: 16px; box-shadow: 0 24px 56px rgba(18,70,94,.18); }
.news-item { transition: transform 180ms var(--ease-out), border-color 180ms ease, box-shadow 180ms ease; }

/* 案例页：真实图片取代占位块 */
.filter-bar { justify-content: flex-start; top: 36px; margin: 0; }
.filter-chip,
.scene-tab {
  border: 1px solid rgba(18,111,148,.16);
  padding: 9px 16px;
  border-radius: 9px;
  background: rgba(255,255,255,.72);
  color: var(--text-2);
  font-size: 13px;
  transition: transform 120ms var(--ease-out), background-color var(--transition), border-color var(--transition), color var(--transition);
}
.filter-chip.active,
.filter-chip:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.case-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; }
.case-card { border-radius: 14px; }
.case-card[hidden], [data-category-heading][hidden] { display: none; }
.case-empty {
  margin: 32px 0 0;
  padding: 34px;
  border: 1px dashed #bdccd5;
  border-radius: 12px;
  color: var(--text-2);
  text-align: center;
  background: var(--bg-soft);
}
.case-empty[hidden] { display: none; }
.case-thumb { height: 260px; background: #dfe7ec; }
.case-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 450ms var(--ease-out); }
.case-card:hover .case-thumb img { transform: scale(1.025); }
.case-tag-top { z-index: 1; border: 1px solid rgba(255,255,255,.6); border-radius: 7px; background: rgba(255,255,255,.88); backdrop-filter: blur(10px); }
.case-body { padding: 26px; }
.case-body h3 { margin-bottom: 8px; font-size: 20px; }
.case-body p { margin-bottom: 20px; }
.case-meta { gap: 8px; padding-top: 16px; border-top-style: solid; }
.case-meta .item { padding: 9px 5px; background: transparent; }
.section-h { margin: 30px 0 16px; color: var(--primary-dark); }
.section-h::before { width: 18px; height: 2px; background: var(--accent); }

/* 产品、方案和合作页 */
.product-section, .scene { padding: 96px 0; }
.product-grid, .scene-grid { gap: 76px; }
.product-grid h2, .scene h2 { color: var(--primary-dark); letter-spacing: -0.035em; }
.feature-row .dot { border-radius: 7px; background: #eaf2f6; color: var(--primary); }
.viz-card, .scene-viz, .calc-box { background: linear-gradient(145deg, #12465e, #176e88); border-radius: 16px; box-shadow: 0 22px 50px rgba(18,70,94,.16); }
.viz-card::before, .scene-viz::before, .biz-mockup::before, .main-info::before { opacity: .22; }
.scene-photo {
  position: relative;
  min-height: 440px;
  padding: 0;
  isolation: isolate;
  background: #d8e0e5;
}
.scene-photo::before { display: none; }
.scene-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(6, 24, 37, .38) 0%, transparent 25%, transparent 58%, rgba(6, 24, 37, .78) 100%);
  pointer-events: none;
}
.scene-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.scene-photo-topline,
.scene-photo-findings {
  position: absolute;
  z-index: 2;
  left: 18px;
  right: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.scene-photo-topline {
  top: 18px;
  justify-content: space-between;
  color: #fff;
  font-size: 13px;
  font-weight: 650;
  letter-spacing: .02em;
}
.scene-photo-status,
.scene-photo-findings span {
  border: 1px solid rgba(255,255,255,.28);
  background: rgba(8, 32, 49, .66);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.scene-photo-status { padding: 6px 9px; border-radius: 7px; font-size: 11px; }
.scene-photo-findings { bottom: 18px; flex-wrap: wrap; }
.scene-photo-findings span {
  padding: 7px 10px;
  border-radius: 7px;
  color: rgba(255,255,255,.92);
  font-size: 11px;
  font-weight: 600;
}
.scene-tabs { justify-content: flex-start; margin-top: 30px; }
.scene-tab { border-color: var(--border); background: #fff; color: var(--text-2); }
.scene-tab.active, .scene-tab:hover { background: var(--primary); color: #fff; border-color: var(--primary); box-shadow: none; }
.pain-box, .solve-box { border-left-width: 2px; background: var(--bg-soft); }
.kpi { background: #f0f4f6; }
.three-key { gap: 18px; }
.key-card { border-top: 0; border: 1px solid var(--border); box-shadow: var(--shadow-md); }
.adv-grid { gap: 14px; }
.adv-card { padding: 26px 16px; }
.adv-icon { width: 48px; height: 48px; border-radius: 10px; }
.level-row.head { background: var(--primary); }
.calc-right { background: rgba(0,0,0,.18); }
.flow-step .step-num { border-radius: 10px; background: var(--primary); box-shadow: none; }
.faq-q { transition: background-color var(--transition); }
.faq-q:hover { background: #f8fafb; }
.apply-info, .main-info { background: var(--primary-dark); }

/* 全站底部行动区：保持内容居中并建立明确的主次按钮关系。 */
.cta-bottom {
  position: relative;
  display: flex;
  min-height: 350px;
  padding: 86px 24px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: #fff;
  text-align: center;
  background: linear-gradient(135deg, #10546f 0%, #167a91 100%);
}
.cta-bottom::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% -20%, rgba(126, 226, 233, .3), transparent 45%),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,.024) 1px, transparent 1px);
  background-size: auto, 72px 72px, 72px 72px;
  pointer-events: none;
}
.cta-bottom > * { position: relative; z-index: 1; }
.cta-bottom h2 {
  max-width: 780px;
  margin: 0 0 14px;
  font-size: clamp(34px, 4vw, 48px);
  line-height: 1.18;
  letter-spacing: -.045em;
}
.cta-bottom p {
  max-width: 720px;
  margin: 0 0 30px;
  color: rgba(255,255,255,.7);
  font-size: 16px;
  line-height: 1.8;
}
.cta-bottom .ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.cta-bottom .btn-primary { color: var(--primary-dark); background: #fff; }
.cta-bottom .btn-primary:hover { color: var(--primary-dark); background: #edf4f7; box-shadow: 0 12px 30px rgba(0,0,0,.18); }
.cta-bottom .btn-ghost { color: #fff; }

/* 关于、联系、政策 */
.mv-card { border-radius: 15px; }
.mv-card.mission { background: #fff; border-color: var(--border); }
.mv-card.vision { background: var(--primary-dark); }
.fact { border-radius: 10px; }
.fact .v, .kpi .v, .kpi-band .item .v { color: var(--primary); background: none; }
.team-grid { gap: 18px; }
.team-avatar { height: 170px; background: #e9f0f4; }
.team-avatar-2, .team-avatar-3, .team-avatar-4 { background: #e9f0f4; }
.avatar-init { width: 72px; height: 72px; border: 1px solid #c5d5df; background: #fff; color: var(--primary); font-size: 24px; }
.value-card .ico { width: 50px; height: 50px; border-radius: 10px; }
.credential-mark { display: inline-flex; width: 38px; height: 38px; align-items: center; justify-content: center; margin-bottom: 12px; border-radius: 9px; }
.contact-card { border-radius: 14px; }
.contact-card .ico, .info-list .info-item .ico, .contact-line .ico {
  border-radius: 9px;
  background: #edf3f6;
  color: var(--primary);
  font-size: 11px;
  font-weight: 700;
}
.main-info .info-list .info-item .ico,
.apply-info .contact-line .ico { background: rgba(255,255,255,.1); color: #fff; }
.main-contact, .map-wrap { border-radius: 16px; box-shadow: var(--shadow-md); }
.form-row input, .form-row select, .form-row textarea { border-width: 1px; border-radius: 8px; background: #fbfcfd; }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { box-shadow: 0 0 0 3px rgba(36,113,168,.1); }
.kpi-band { background: #fff; color: var(--text); border: 1px solid var(--border); box-shadow: var(--shadow-md); }
.kpi-band .item + .item { border-left: 1px solid var(--border); }
.kpi-band .item .l { color: var(--text-2); }
.tl-item::before { width: 18px; height: 18px; left: -25px; border-width: 2px; }
.tl-item::after { display: none; }
.timeline::before { width: 1px; background: #bfd0da; }
.tl-tag { border-radius: 6px; }

.footer { padding-top: 68px; background: #103447; }
.footer-brand img { opacity: .94; }

/* 只在真正支持 hover 的设备上提供轻微图像反馈 */
@media (hover: none), (pointer: coarse) {
  .case-card:hover .case-thumb img { transform: none; }
}

@media (max-width: 1080px) {
  .nav-menu a { padding-inline: 9px; font-size: 13px; }
  .hero-inner { gap: 44px; }
  .hero-stats > div { min-width: 120px; margin-right: 20px; padding-right: 20px; }
}

@media (max-width: 960px) {
  html { scroll-padding-top: 78px; }
  .container { padding-inline: 22px; }
  .nav-inner { height: 68px; }
  .nav-logo img { height: 38px; }
  .nav-menu {
    top: 68px;
    gap: 2px;
    padding: 12px 18px 20px;
    background: rgba(255,255,255,.97);
    box-shadow: 0 20px 40px rgba(13,43,67,.12);
  }
  .nav-menu a { padding: 11px 12px; font-size: 14px; }
  .nav-menu a.active::after { display: none; }
  .nav-cta { margin: 8px 0 0; text-align: center; }
  .nav-toggle { width: 42px; height: 42px; align-items: center; justify-content: center; border-radius: 8px; }
  .nav-toggle:active { background: #eef3f6; transform: scale(.97); }
  .section { padding: 72px 0; }
  .page-banner { padding: 60px 0 68px; }
  .hero { min-height: auto; }
  .hero-inner { grid-template-columns: 1fr; gap: 48px; padding-block: 64px 72px; padding-inline: 22px; }
  .hero-visual { height: min(560px, 72vw); min-height: 440px; }
  .hero h1 { max-width: 760px; }
  .hero-sub { max-width: 680px; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .biz-split, .product-grid, .scene-grid { gap: 48px; }
  .adv-grid { grid-template-columns: repeat(3, 1fr); }
  .filter-bar { top: 26px; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; }
  .filter-chip { flex: 0 0 auto; }
  .case-grid { grid-template-columns: 1fr; }
  .kpi-band .item:nth-child(3) { border-left: 0; }
  .contact-grid, .team-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .container { padding-inline: 18px; }
  .section { padding: 60px 0; }
  .section-head { margin-bottom: 38px; text-align: left; }
  .section-title { font-size: 30px; }
  .page-banner { padding: 52px 0 60px; }
  .page-banner h1 { font-size: 36px; }
  .hero-inner { padding-block: 52px 58px; padding-inline: 18px; }
  .hero h1 { font-size: 44px; }
  .hero-subtitle { margin-top: 12px; font-size: .5em; white-space: normal; }
  .hero-cta { gap: 10px; }
  .hero-cta .btn { flex: 1; justify-content: center; padding-inline: 14px; }
  .hero-stats { justify-content: space-between; gap: 0; }
  .hero-stats > div { min-width: 0; flex: 1; margin: 0; padding: 0 12px; }
  .hero-stats > div:first-child { padding-left: 0; }
  .hero-stat-num { font-size: 24px; }
  .hero-visual { min-height: 370px; height: 108vw; max-height: 460px; }
  .scan-card { padding: 10px 12px; }
  .scan-card .val { font-size: 15px; }
  .scan-card-1 { left: 10px; }
  .scan-card-2 { right: 10px; }
  .scan-card-3 { left: auto; right: 10px; }
  .pain-compare { grid-template-columns: 1fr; }
  .vs-badge { margin: -8px auto; }
  .cap-grid, .mv-grid, .value-grid, .contact-grid, .team-grid, .adv-grid { grid-template-columns: 1fr; }
  .biz-split { grid-template-columns: 1fr; gap: 40px; }
  .case-thumb { height: 220px; }
  .case-body { padding: 21px; }
  .case-meta .item strong { font-size: 16px; }
  .product-section, .scene { padding: 64px 0; }
  .scene-photo { min-height: 0; aspect-ratio: 3 / 2; }
  .product-grid h2, .scene h2 { font-size: 30px; }
  .kpi-row { gap: 6px; }
  .kpi .v { font-size: 22px; }
  .kpi-band { padding: 24px 14px; gap: 18px 0; }
  .kpi-band .item:nth-child(odd) { border-left: 0; }
  .main-info, .contact-form, .apply-info, .apply-form { padding: 32px 22px; }
  .form-row.row-2 { grid-template-columns: 1fr; }
  .footer { padding-top: 54px; }
  .cta-bottom { min-height: 320px; padding: 68px 18px; }
  .cta-bottom h2 { font-size: 30px; }
  .cta-bottom .ctas { width: 100%; }
  .cta-bottom .btn { flex: 1 1 160px; justify-content: center; }
}

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

@media (prefers-reduced-transparency: reduce) {
  .nav, .scan-card, .case-tag-top { backdrop-filter: none; -webkit-backdrop-filter: none; }
  .nav { background: #fff; }
  .scan-card { background: #fff; }
}

/* 服务商页精修：减少视觉噪音，让阅读节奏更松弛。 */
.partners-page {
  --primary: #19778c;
  --primary-dark: #184b5a;
  --primary-light: #3b98a8;
  --accent: #63bdc2;
  --bg-soft: #f2f9f9;
  --text: #20313a;
  --text-2: #617079;
  --text-3: #88959b;
  --border: #e1e9e9;
  --shadow-sm: 0 1px 2px rgba(25, 51, 61, .035);
  --shadow-md: 0 8px 24px rgba(25, 51, 61, .065);
  --shadow-lg: 0 18px 44px rgba(25, 51, 61, .10);
  background: #fbfefe;
}
.partners-page .section { padding-block: 82px; }
.partners-page .section-head { margin-bottom: 40px; }
.partners-page .section-title { color: var(--primary-dark); }
.partners-page .section-desc { color: var(--text-2); line-height: 1.7; }
.partners-page .section-soft { background: var(--bg-soft); }
.partners-page .page-banner {
  min-height: 330px;
  display: flex;
  align-items: center;
  background:
    radial-gradient(circle at 84% 18%, rgba(99,189,194,.2), transparent 34%),
    linear-gradient(135deg, #f2faf9 0%, #e7f5f5 100%);
}
.partners-page .page-banner::after { opacity: .45; }
.partners-page .page-banner h1 {
  max-width: 760px;
  font-weight: 680;
}
.partners-page .page-banner p {
  max-width: 680px;
  color: var(--text-2);
}
.partners-page .page-banner .btn-primary {
  box-shadow: 0 10px 24px rgba(25,119,140,.18);
}
.partners-page .three-key {
  gap: 20px;
}
.partners-page .key-card {
  padding: 24px 24px 26px;
  border-radius: 14px;
  box-shadow: 0 8px 22px rgba(25,51,61,.055);
}
.partners-page .key-card h3,
.partners-page .adv-card h4,
.partners-page .flow-step h4 {
  letter-spacing: -.02em;
}
.partners-page .adv-card {
  min-height: 164px;
  padding: 24px 16px 22px;
}
.partners-page .level-table {
  box-shadow: 0 8px 22px rgba(25,51,61,.055);
}
.partners-page .level-row {
  min-height: 68px;
  font-size: 14px;
}
.partners-page .level-row.head {
  font-size: 13px;
  letter-spacing: .01em;
}
.partners-page .level-row.recommend {
  box-shadow: inset 3px 0 0 var(--accent);
}
.partners-page .calc-box {
  box-shadow: 0 16px 36px rgba(25,51,61,.12);
  background: linear-gradient(135deg, #163747, #24566a);
}
.partners-page .calc-right {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.14);
}
.partners-page .calc-line.net .v {
  letter-spacing: -.04em;
}
.partners-page .flow {
  box-shadow: 0 8px 22px rgba(25,51,61,.055);
}
.partners-page .faq-list {
  max-width: 880px;
}
.partners-page .faq-item {
  margin-bottom: 10px;
  border-radius: 11px;
}
.partners-page .faq-q {
  padding: 20px 22px;
}
.partners-page .contact-card,
.partners-page .main-contact {
  box-shadow: 0 8px 22px rgba(25,51,61,.055);
}
.partners-page .contact-form,
.partners-page .main-info {
  padding: 36px;
}

@media (max-width: 1080px) {
  .partners-page .adv-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 600px) {
  .partners-page .section { padding-block: 58px; }
  .partners-page .section-head { margin-bottom: 32px; }
  .partners-page .page-banner {
    min-height: 0;
    display: block;
  }
  .partners-page .page-banner h1 { font-size: 34px; }
  .partners-page .three-key { gap: 12px; }
  .partners-page .key-card { padding: 20px 18px 22px; }
  .partners-page .adv-card { min-height: 0; padding: 22px 18px; }
  .partners-page .level-row {
    display: block;
    min-height: 0;
    padding: 18px;
  }
  .partners-page .level-row > span {
    display: block;
    padding: 7px 0;
    border-bottom: 1px dashed var(--border);
  }
  .partners-page .level-row > span:last-child { border-bottom: 0; }
  .partners-page .level-row > span[data-l]::before {
    display: inline-block;
    min-width: 104px;
    color: var(--text-3);
    font-size: 12px;
    font-weight: 600;
  }
  .partners-page .level-row > span[data-l]::before { content: attr(data-l); }
  .partners-page .level-row.recommend { box-shadow: inset 3px 0 0 var(--accent); }
  .partners-page .calc-left h3 { font-size: 21px; }
  .partners-page .contact-form,
  .partners-page .main-info { padding: 30px 22px; }
}

/* 合作页：让主视觉更清楚，移动端按内容而不是桌面比例重排。 */
.partners-page .page-banner {
  text-align: left;
}
.partners-page .page-banner p {
  max-width: 1120px;
  font-size: 16px;
  white-space: nowrap !important;
}
.partners-page .page-banner .btn-ghost {
  color: var(--primary-dark);
  background: #fff;
  border-color: rgba(25, 119, 140, .28);
  box-shadow: 0 8px 18px rgba(25, 119, 140, .08);
}
.partners-page .page-banner .btn-ghost:hover {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
}
.partners-page .key-card,
.partners-page .adv-card,
.partners-page .contact-card {
  min-width: 0;
}

@media (max-width: 600px) {
  .partners-page .page-banner {
    padding: 48px 0 42px;
  }
  .partners-page .page-banner h1 {
    margin-bottom: 14px;
    font-size: 32px;
    line-height: 1.22;
  }
  .partners-page .page-banner p {
    max-width: none;
    font-size: 15px;
    line-height: 1.78;
    white-space: normal !important;
  }
  .partners-page .page-banner .btn {
    min-height: 46px;
    padding-inline: 17px;
  }
  .partners-page .three-key {
    gap: 12px;
  }
  .partners-page .key-card {
    padding: 22px 20px 24px;
  }
  .partners-page .adv-grid,
  .partners-page .contact-grid {
    gap: 12px;
  }
  .partners-page .level-table {
    margin-inline: -2px;
  }
  .partners-page .level-row > span {
    overflow-wrap: anywhere;
  }
  .partners-page .calc-box {
    padding: 22px 18px;
  }
  .partners-page .main-contact {
    gap: 18px;
  }
}