:root {
  --text: #172033;
  --muted: #5b667a;
  --primary: #0b6bcb;
  --primary-dark: #064f99;
  --accent: #0d8b68;
  --bg: #f7f8fb;
  --surface: #ffffff;
  --line: #d9dfeb;
  --soft-green: #f0fbf6;
  --soft-blue: #edf5ff;
  --warning: #9a6a00;
  --shadow: 0 18px 50px rgba(23, 32, 51, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 4%, rgba(11, 107, 203, 0.08), transparent 26rem),
    linear-gradient(180deg, #fbfcff 0%, var(--bg) 42%, #ffffff 100%);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 12px clamp(20px, 4vw, 64px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(217, 223, 235, 0.82);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  color: #ffffff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 8px;
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 15px;
  line-height: 1.2;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
}

.site-nav a:hover,
.site-nav a:focus {
  color: var(--primary);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--text);
}

.section-pad {
  padding: clamp(56px, 8vw, 112px) clamp(20px, 4vw, 64px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.98fr);
  gap: clamp(32px, 6vw, 88px);
  align-items: center;
  max-width: 1240px;
  min-height: calc(100vh - 72px);
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.05;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.16;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.35;
}

.hero-lede {
  max-width: 720px;
  margin: 22px 0 0;
  color: #273349;
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.5;
}

.hero-note {
  max-width: 650px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 8px;
  font-weight: 700;
  border: 1px solid transparent;
}

.button.primary {
  color: #ffffff;
  background: var(--primary);
}

.button.primary:hover {
  background: var(--primary-dark);
}

.button.secondary {
  color: var(--primary);
  background: var(--surface);
  border-color: var(--line);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 32px 0 0;
}

.hero-metrics div {
  padding: 16px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.hero-metrics dt {
  font-size: 22px;
  font-weight: 800;
}

.hero-metrics dd {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.workbench {
  padding: 18px;
  background: linear-gradient(180deg, #ffffff, #f9fbff);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.workbench-top,
.table-head,
.table-row,
.report-strip {
  display: grid;
  align-items: center;
}

.workbench-top {
  grid-template-columns: 1fr auto;
  gap: 14px;
  margin-bottom: 14px;
}

.workbench-top div {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 9px;
  height: 9px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(13, 139, 104, 0.12);
}

.tag,
.pill {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  min-height: 26px;
  padding: 0 9px;
  border-radius: 999px;
  white-space: nowrap;
  font-size: 12px;
  font-weight: 750;
}

.tag {
  color: var(--primary);
  background: var(--soft-blue);
}

.comparison-table {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.table-head,
.table-row {
  grid-template-columns: 1.2fr 0.9fr 1fr 0.85fr;
  gap: 12px;
  min-height: 48px;
  padding: 0 14px;
}

.table-head {
  color: var(--muted);
  background: #f3f6fb;
  font-size: 12px;
  font-weight: 800;
}

.table-row {
  font-size: 13px;
  border-top: 1px solid var(--line);
}

.pill {
  color: var(--primary);
  background: var(--soft-blue);
}

.pill.good {
  color: var(--accent);
  background: var(--soft-green);
}

.pill.warn {
  color: var(--warning);
  background: #fff6db;
}

.workbench-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 14px;
}

.mini-panel,
.report-strip {
  min-height: 124px;
  padding: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.panel-label,
.report-strip span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.trend-bars {
  display: flex;
  align-items: end;
  gap: 8px;
  height: 72px;
  margin-top: 12px;
}

.trend-bars i {
  flex: 1;
  min-width: 12px;
  background: linear-gradient(180deg, var(--primary), #88c3ff);
  border-radius: 5px 5px 2px 2px;
}

.risk-list p {
  margin: 12px 0 0;
  color: #273349;
  font-size: 14px;
}

.report-strip {
  grid-template-columns: auto 1fr;
  gap: 12px;
  min-height: 74px;
  margin-top: 14px;
}

.report-strip p {
  margin: 0;
  color: #273349;
  font-size: 14px;
}

.band {
  background: var(--surface);
  border-block: 1px solid var(--line);
}

.section-inner {
  max-width: 1160px;
  margin: 0 auto;
}

.intro-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}

.intro-grid p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.section-heading {
  max-width: 780px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading.align-left {
  margin: 0;
  text-align: left;
}

.section-heading > p:not(.eyebrow) {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.feature-grid,
.scenario-grid,
.capability-grid {
  display: grid;
  max-width: 1160px;
  margin: 0 auto;
  gap: 16px;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card,
.scenario-grid article,
.capability-grid article {
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.feature-card {
  min-height: 198px;
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 30px;
  margin-bottom: 22px;
  color: var(--primary);
  background: var(--soft-blue);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 850;
}

.feature-card p,
.scenario-grid p,
.capability-grid p {
  margin: 12px 0 0;
  color: var(--muted);
}

.soft-band {
  background:
    linear-gradient(180deg, rgba(237, 245, 255, 0.74), rgba(255, 255, 255, 0.9));
  border-block: 1px solid var(--line);
}

.scenario-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.workflow-layout,
.service-layout {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(28px, 5vw, 72px);
  max-width: 1160px;
  margin: 0 auto;
}

.workflow {
  display: grid;
  gap: 14px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.workflow li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 16px;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.workflow span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: #ffffff;
  background: var(--primary);
  border-radius: 8px;
  font-weight: 850;
}

.workflow p {
  margin: 8px 0 0;
  color: var(--muted);
}

.team-section {
  background: #ffffff;
}

.team-profile {
  display: grid;
  grid-template-columns: 1fr 0.86fr;
  gap: 22px;
  max-width: 1160px;
  margin: 0 auto 16px;
  padding: 26px;
  background: linear-gradient(135deg, #f8fbff, #ffffff);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.team-profile h3 {
  max-width: 680px;
  font-size: clamp(22px, 3vw, 32px);
}

.team-profile p:not(.eyebrow) {
  margin: 14px 0 0;
  color: var(--muted);
}

.team-checklist {
  display: grid;
  gap: 10px;
  align-content: center;
  padding: 0;
  margin: 0;
  list-style: none;
}

.team-checklist li {
  padding: 12px 14px;
  color: #273349;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.capability-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.team-coverage {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  max-width: 1160px;
  margin: 16px auto 0;
}

.team-coverage article {
  padding: 20px;
  background: #fbfcff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.team-coverage span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 28px;
  margin-bottom: 18px;
  color: var(--accent);
  background: var(--soft-green);
  border-radius: 8px;
  font-size: 12px;
  font-weight: 850;
}

.team-coverage p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.service-list {
  display: grid;
  gap: 12px;
}

.service-list div {
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: #273349;
  font-weight: 750;
}

.boundary {
  padding-top: 72px;
  padding-bottom: 72px;
}

.boundary-box {
  max-width: 960px;
  margin: 0 auto;
  padding: clamp(24px, 5vw, 44px);
  background: var(--soft-green);
  border: 1px solid #b9e8d6;
  border-radius: 8px;
}

.boundary-box p:last-child {
  margin: 16px 0 0;
  color: #23453d;
}

.contact-section {
  padding-top: 24px;
}

.contact-card {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: clamp(24px, 5vw, 64px);
  max-width: 1160px;
  margin: 0 auto;
  padding: clamp(24px, 5vw, 48px);
  color: #ffffff;
  background: linear-gradient(135deg, #0b3f78, #0b6bcb 62%, #0d8b68);
  border-radius: 8px;
}

.contact-card p {
  max-width: 650px;
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.78);
}

.contact-card .eyebrow {
  color: #bdeedc;
}

.contact-details {
  display: grid;
  gap: 10px;
  align-self: center;
  padding: 18px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
}

.contact-details a,
.contact-details span {
  display: block;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.contact-details span:last-child {
  border-bottom: 0;
}

.site-footer {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 24px;
  padding: 32px clamp(20px, 4vw, 64px);
  color: var(--muted);
  background: #111827;
}

.site-footer strong {
  color: #ffffff;
}

.site-footer p {
  margin: 8px 0 0;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 16px;
}

.site-footer a {
  color: #cbd5e1;
}

.legal-page {
  max-width: 900px;
  margin: 0 auto;
  padding: clamp(44px, 8vw, 84px) clamp(20px, 4vw, 40px);
}

.legal-page h1 {
  font-size: clamp(34px, 5vw, 54px);
}

.legal-page section {
  margin-top: 34px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.legal-page p,
.legal-page li {
  color: var(--muted);
}

.legal-page a {
  color: var(--primary);
  font-weight: 700;
}

@media (max-width: 980px) {
  .hero,
  .intro-grid,
  .workflow-layout,
  .service-layout,
  .team-profile,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .feature-grid,
  .scenario-grid,
  .capability-grid,
  .team-coverage {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .workbench {
    max-width: 720px;
  }
}

@media (max-width: 720px) {
  .site-header {
    min-height: 66px;
  }

  .brand strong {
    max-width: 190px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    inset: 66px 14px auto 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 12px;
  }

  h1 {
    font-size: 40px;
  }

  .section-pad {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero-metrics,
  .feature-grid,
  .scenario-grid,
  .capability-grid,
  .team-coverage,
  .workbench-grid {
    grid-template-columns: 1fr;
  }

  .table-head {
    display: none;
  }

  .table-row {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 14px;
  }

  .table-row span:not(.pill)::before {
    display: block;
    color: var(--muted);
    font-size: 12px;
    font-weight: 800;
  }

  .table-row span:nth-child(1)::before {
    content: "商品";
  }

  .table-row span:nth-child(2)::before {
    content: "价格区间";
  }

  .table-row span:nth-child(3)::before {
    content: "供应商";
  }

  .pill::before {
    content: "建议";
    margin-right: 8px;
    color: currentColor;
    opacity: 0.78;
  }

  .report-strip {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
  }

  .site-footer nav {
    justify-content: flex-start;
  }
}

@media (max-width: 420px) {
  .brand small {
    display: none;
  }

  .hero-actions .button {
    width: 100%;
  }

  .workbench {
    padding: 12px;
  }

  .contact-card {
    padding: 22px;
  }
}