:root {
  --partner-primary: #1e3a5f;
  --partner-primary-hover: #2c527f;
  --partner-primary-soft: #f2f5f8;
  --partner-accent: #b8860b;
  --partner-text: #181c22;
  --partner-text-secondary: #5a626e;
  --partner-text-tertiary: #8b949f;
  --partner-border: #e2e6eb;
  --partner-surface: #f7f9fb;
  --partner-success: #0d7c4b;
  --partner-warning: #a65b0c;
  --partner-radius: 8px;
  --partner-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.partner-page {
  margin: 0;
  color: var(--partner-text);
  background: #fff;
  font-family: var(--partner-font);
  line-height: 1.65;
}

.partner-page main {
  padding: 20px var(--site-nav-pad, 32px) 72px;
  background: #fff;
}

.partner-page main > section + section { margin-top: 20px; }
.partner-page main > section > .partner-shell {
  padding: 48px var(--site-nav-pad, 32px);
  border: 1px solid var(--partner-border);
  border-radius: var(--partner-radius);
  background: #fff;
}

.partner-page a { color: inherit; text-decoration: none; }
.partner-page img { display: block; max-width: 100%; }
.partner-page button, .partner-page input, .partner-page textarea { font: inherit; }
.partner-page h1, .partner-page h2, .partner-page h3, .partner-page p { margin: 0; }

.partner-shell {
  width: 100%;
  max-width: calc(var(--site-nav-width, 1400px) - var(--site-nav-pad, 32px) - var(--site-nav-pad, 32px));
  margin: 0 auto;
  padding: 0 var(--site-nav-pad, 32px);
}

.partner-breadcrumbs {
  padding: 8px 0;
  background: #fff;
}

.partner-breadcrumbs ol {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  color: var(--partner-text-tertiary);
  font-size: 13px;
  list-style: none;
}

.partner-breadcrumbs li { display: inline-flex; align-items: center; gap: 8px; }
.partner-breadcrumbs li + li::before { content: "/"; color: #b2b8c0; }
.partner-breadcrumbs a { color: var(--partner-text-secondary); }
.partner-breadcrumbs a:hover { color: var(--partner-primary); }
.partner-breadcrumbs [aria-current="page"] { color: var(--partner-text); font-weight: 500; }

.partner-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--partner-accent);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.partner-kicker::before {
  width: 18px;
  height: 2px;
  background: currentColor;
  content: "";
}

.partner-section-heading h2 {
  color: var(--partner-text);
  font-size: 28px;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0;
}

.partner-section-heading > p {
  max-width: 680px;
  margin-top: 10px;
  color: var(--partner-text-secondary);
  font-size: 15px;
  line-height: 1.75;
}

.partner-hero {
  padding: 0;
  background: transparent;
}

.partner-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(460px, 0.97fr);
  gap: 64px;
  align-items: start;
}

.partner-hero-copy { max-width: 560px; }

.partner-hero-copy h1 {
  max-width: 540px;
  color: var(--partner-text);
  font-size: 42px;
  font-weight: 720;
  line-height: 1.22;
  letter-spacing: 0;
}

.partner-hero-copy > p {
  max-width: 550px;
  margin-top: 20px;
  color: var(--partner-text-secondary);
  font-size: 16px;
  line-height: 1.8;
}

.partner-audience-line {
  margin-top: 20px;
  color: var(--partner-text-tertiary);
  font-size: 13px;
}

.partner-audience-line strong { color: var(--partner-text-secondary); font-weight: 600; }

.partner-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
}

.partner-primary-action,
.partner-secondary-action {
  min-height: 44px;
  padding: 0 22px;
  border-radius: var(--partner-radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 650;
  transition: background 150ms ease, border-color 150ms ease, color 150ms ease, transform 100ms ease;
}

.partner-page .partner-primary-action {
  border: 1px solid var(--partner-primary);
  background: var(--partner-primary);
  color: #fff;
}

.partner-page .partner-primary-action:hover { border-color: var(--partner-primary-hover); background: var(--partner-primary-hover); color: #fff; }
.partner-secondary-action { border: 1px solid var(--partner-border); background: #fff; color: var(--partner-primary); }
.partner-secondary-action:hover { border-color: #b8c4d1; background: var(--partner-primary-soft); }
.partner-primary-action:active, .partner-secondary-action:active { transform: translateY(1px); }

.partner-trust-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.partner-trust-list li {
  position: relative;
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--partner-border);
  border-radius: 6px;
  background: #fff;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}
.partner-trust-list strong { display: block; color: var(--partner-text); font-size: 14px; font-weight: 700; }
.partner-trust-list span { display: block; margin-top: 3px; color: var(--partner-text-tertiary); font-size: 12px; line-height: 1.5; }

.partner-hero-visual { min-width: 0; }

.partner-hero-offer { min-width: 0; }

.partner-hero-offer-head {
  min-height: 92px;
  padding: 18px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.partner-hero-offer-head span { color: var(--partner-text-tertiary); font-size: 12px; font-weight: 650; }
.partner-hero-offer-head h2 { margin-top: 4px; color: var(--partner-text); font-size: 20px; font-weight: 700; line-height: 1.4; }
.partner-hero-offer-head > b { margin-top: 3px; color: var(--partner-primary); font-size: 12px; font-weight: 650; white-space: nowrap; }

.partner-hero-offer-list { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.partner-hero-offer-list li {
  position: relative;
  min-height: 82px;
  padding: 16px;
  border: 1px solid var(--partner-border);
  border-radius: 6px;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  background: #fff;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}
.partner-hero-offer-list > li > b { color: var(--partner-text-tertiary); font-size: 12px; font-weight: 650; }
.partner-hero-offer-list strong { display: block; color: var(--partner-text); font-size: 15px; }
.partner-hero-offer-list span { display: block; margin-top: 3px; color: var(--partner-text-secondary); font-size: 13px; line-height: 1.6; }

.partner-hero-contact {
  position: relative;
  min-height: 112px;
  margin-top: 18px;
  padding: 16px 18px;
  border: 1px solid var(--partner-border);
  border-radius: 6px;
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr) 108px;
  gap: 18px;
  align-items: center;
  background: #fff;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.partner-hero-contact img { width: 78px; height: 78px; object-fit: contain; }
.partner-hero-contact > div { min-width: 0; }
.partner-hero-contact strong { display: block; color: var(--partner-text); font-size: 14px; }
.partner-hero-contact span { display: block; margin-top: 4px; color: var(--partner-text-secondary); font-size: 12px; }
.partner-hero-contact a { min-width: 0; justify-self: end; color: var(--partner-primary); font-size: 13px; font-weight: 650; text-align: right; white-space: nowrap; }
.partner-hero-contact a:hover { text-decoration: underline; }

.partner-audiences,
.partner-model,
.partner-capabilities,
.partner-process,
.partner-contact,
.partner-faq {
  padding: 0;
  background: transparent;
}

.partner-audience-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 36px;
}

.partner-audience-item {
  position: relative;
  min-height: 154px;
  padding: 20px;
  border: 1px solid var(--partner-border);
  border-radius: 6px;
  background: #fff;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}
.partner-audience-item b { color: var(--partner-text-tertiary); font-size: 12px; font-weight: 650; }
.partner-audience-item h3 { margin-top: 16px; color: var(--partner-text); font-size: 17px; line-height: 1.4; }
.partner-audience-item p { margin-top: 8px; color: var(--partner-text-secondary); font-size: 13px; line-height: 1.7; }

.partner-model-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.38fr) minmax(0, 0.62fr);
  gap: 72px;
  align-items: start;
}

.partner-responsibility-board { display: grid; grid-template-columns: 1fr 1fr; }
.partner-responsibility { padding: 26px; }
.partner-responsibility + .partner-responsibility { border-left: 1px solid var(--partner-border); }
.partner-responsibility-label { color: var(--partner-text-tertiary); font-size: 12px; font-weight: 700; }
.partner-responsibility h3 { margin-top: 6px; color: var(--partner-text); font-size: 18px; }
.partner-responsibility ul { display: grid; gap: 13px; margin: 20px 0 0; padding: 0; list-style: none; }
.partner-responsibility li { position: relative; padding-left: 16px; color: var(--partner-text-secondary); font-size: 14px; }
.partner-responsibility li::before { position: absolute; top: 10px; left: 0; width: 5px; height: 5px; border-radius: 50%; background: var(--partner-primary); content: ""; }
.partner-ownership-note {
  grid-column: 1 / -1;
  margin-top: 10px;
  padding: 14px 18px;
  border: 1px solid rgba(37, 99, 235, 0.18);
  border-left: 4px solid #2563eb;
  border-radius: 12px;
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.08), rgba(37, 99, 235, 0.035));
  color: #1d4ed8;
  box-shadow: 0 2px 8px rgba(24, 28, 34, 0.06);
  font-size: 13px;
  font-weight: 700;
}

.partner-capability-layout { display: grid; grid-template-columns: minmax(260px, 0.34fr) minmax(0, 0.66fr); gap: 72px; }
.partner-capability-list { display: grid; gap: 10px; }
.partner-capability-row {
  position: relative;
  display: grid;
  grid-template-columns: 54px 190px minmax(0, 1fr);
  gap: 18px;
  padding: 20px;
  border: 1px solid var(--partner-border);
  border-radius: 6px;
  background: #fff;
  align-items: start;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}
.partner-capability-row b { color: var(--partner-text-tertiary); font-size: 12px; }
.partner-capability-row h3 { color: var(--partner-text); font-size: 16px; }
.partner-capability-row p { color: var(--partner-text-secondary); font-size: 14px; line-height: 1.7; }
.partner-data-proof { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 20px; color: var(--partner-text-tertiary); font-size: 12px; }
.partner-data-proof span { display: inline-flex; align-items: center; gap: 7px; }
.partner-data-proof span::before { width: 5px; height: 5px; border-radius: 50%; background: var(--partner-success); content: ""; }

@media (hover: hover) and (pointer: fine) {
  .partner-trust-list li:hover,
  .partner-hero-offer-list li:hover,
  .partner-hero-contact:hover,
  .partner-audience-item:hover,
  .partner-capability-row:hover,
  .partner-process-list li:hover,
  .partner-faq-list details:hover {
    z-index: 1;
    transform: translateY(-2px);
    border-color: #cbd3dc;
    box-shadow: 0 8px 20px rgba(30, 58, 95, 0.08);
  }
}

.partner-process-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 36px 0 0; padding: 0; list-style: none; }
.partner-process-list li {
  position: relative;
  min-height: 138px;
  padding: 20px;
  border: 1px solid var(--partner-border);
  border-radius: 6px;
  background: #fff;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}
.partner-process-list b { display: block; color: var(--partner-primary); font-size: 13px; }
.partner-process-list h3 { margin-top: 14px; color: var(--partner-text); font-size: 17px; }
.partner-process-list p { margin-top: 8px; color: var(--partner-text-secondary); font-size: 13px; line-height: 1.7; }

.partner-contact-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  background: #fff;
  overflow: hidden;
}

.partner-contact-copy { padding: 38px 42px; }
.partner-contact-copy h2 { max-width: 620px; color: var(--partner-text); font-size: 28px; line-height: 1.35; }
.partner-contact-copy > p { max-width: 650px; margin-top: 10px; color: var(--partner-text-secondary); font-size: 14px; }
.partner-contact-points { display: flex; flex-wrap: wrap; gap: 12px 24px; margin: 20px 0 0; padding: 0; color: var(--partner-text-secondary); font-size: 12px; list-style: none; }
.partner-contact-points li { position: relative; padding-left: 13px; }
.partner-contact-points li::before { position: absolute; top: 8px; left: 0; width: 4px; height: 4px; border-radius: 50%; background: var(--partner-primary); content: ""; }

.partner-brief-form { display: grid; grid-template-columns: 220px minmax(0, 1fr) auto; gap: 10px; margin-top: 24px; align-items: end; }
.partner-field { display: grid; gap: 6px; }
.partner-field label { color: var(--partner-text-secondary); font-size: 12px; font-weight: 600; }
.partner-field input, .partner-field textarea {
  width: 100%;
  min-height: 42px;
  padding: 9px 12px;
  border: 1px solid var(--partner-border);
  border-radius: 6px;
  outline: 0;
  background: #fff;
  color: var(--partner-text);
  font-size: 13px;
  resize: vertical;
}
.partner-field textarea { height: 42px; max-height: 112px; }
.partner-field input:focus, .partner-field textarea:focus { border-color: var(--partner-primary); box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.12); }
.partner-field input:focus-visible, .partner-field textarea:focus-visible { outline: 3px solid rgba(30, 58, 95, 0.18); outline-offset: 1px; }
.partner-copy-button { min-height: 42px; padding: 0 17px; border: 1px solid var(--partner-primary); border-radius: 6px; background: var(--partner-primary); color: #fff; cursor: pointer; font-size: 13px; font-weight: 650; }
.partner-copy-button:hover { background: var(--partner-primary-hover); }
.partner-copy-button:active { transform: translateY(1px); }
.partner-copy-feedback { grid-column: 1 / -1; min-height: 20px; color: var(--partner-success); font-size: 12px; }
.partner-contact-status { margin-top: 12px; color: var(--partner-text-tertiary); font-size: 12px; }
.partner-contact-status strong { color: var(--partner-text-secondary); font-weight: 650; }
.partner-contact-status span { margin-left: 8px; }

.partner-qr-panel { padding: 28px; border-left: 1px solid var(--partner-border); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.partner-qr-panel img { width: 178px; height: 178px; object-fit: contain; }
.partner-qr-panel strong { margin-top: 12px; color: var(--partner-text); font-size: 15px; }
.partner-qr-panel span { margin-top: 4px; color: var(--partner-text-tertiary); font-size: 12px; }

.partner-faq-layout { display: grid; grid-template-columns: minmax(240px, 0.34fr) minmax(0, 0.66fr); gap: 72px; }
.partner-faq-list { display: grid; gap: 10px; }
.partner-faq-list details {
  position: relative;
  border: 1px solid var(--partner-border);
  border-radius: 6px;
  background: #fff;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}
.partner-faq-list summary { min-height: 60px; padding: 16px; display: flex; align-items: center; justify-content: space-between; gap: 20px; color: var(--partner-text); cursor: pointer; font-size: 14px; font-weight: 650; list-style: none; }
.partner-faq-list summary::-webkit-details-marker { display: none; }
.partner-faq-list summary::after { color: var(--partner-text-tertiary); font-size: 20px; font-weight: 300; content: "+"; transition: transform 150ms ease; }
.partner-faq-list details[open] summary::after { transform: rotate(45deg); }
.partner-faq-list details p { max-width: 720px; padding: 0 48px 18px 16px; color: var(--partner-text-secondary); font-size: 13px; line-height: 1.75; }

.partner-footer { padding: 28px 32px; background: #fff; text-align: center; }
.partner-footer-links { display: flex; justify-content: center; gap: 24px; margin-bottom: 12px; font-size: 13px; }
.partner-footer-links a { color: var(--partner-text-secondary); }
.partner-footer-links a:hover { color: var(--partner-primary); }
.partner-footer p { color: var(--partner-text-tertiary); font-size: 12px; }

.partner-page a:focus-visible,
.partner-page button:focus-visible,
.partner-page summary:focus-visible {
  outline: 3px solid rgba(30, 58, 95, 0.18);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 1050px) {
  .partner-hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .partner-hero-copy { max-width: 700px; }
  .partner-hero-copy h1 { max-width: 680px; }
  .partner-hero-visual { max-width: 680px; }
  .partner-model-grid, .partner-capability-layout, .partner-faq-layout { grid-template-columns: 1fr; gap: 36px; }
  .partner-contact-board { grid-template-columns: minmax(0, 1fr) 280px; }
  .partner-brief-form { grid-template-columns: 1fr 1fr; }
  .partner-copy-button { grid-column: 1 / -1; justify-self: start; }
}

@media (max-width: 760px) {
  .partner-page main { padding: 12px 12px 48px; }
  .partner-page main > section + section { margin-top: 12px; }
  .partner-page main > section > .partner-shell { padding: 32px 20px; }
  .partner-hero { padding: 0; }
  .partner-hero-copy h1 { font-size: 32px; }
  .partner-actions { align-items: stretch; flex-direction: column; }
  .partner-primary-action, .partner-secondary-action { width: 100%; }
  .partner-trust-list { grid-template-columns: 1fr; gap: 12px; }
  .partner-trust-list li { padding: 16px; }
  .partner-hero-contact { grid-template-columns: 72px minmax(0, 1fr); gap: 12px; padding: 16px; }
  .partner-hero-contact img { width: 72px; height: 72px; }
  .partner-hero-contact a { grid-column: 2; justify-self: start; text-align: left; }
  .partner-audiences, .partner-model, .partner-capabilities, .partner-process, .partner-contact, .partner-faq { padding: 0; }
  .partner-section-heading h2 { font-size: 24px; }
  .partner-audience-grid { grid-template-columns: 1fr 1fr; }
  .partner-responsibility-board { grid-template-columns: 1fr; }
  .partner-responsibility + .partner-responsibility { border-top: 1px solid var(--partner-border); border-left: 0; }
  .partner-capability-row { grid-template-columns: 42px minmax(120px, 0.4fr) minmax(0, 0.6fr); }
  .partner-process-list { grid-template-columns: 1fr; gap: 12px; }
  .partner-process-list li { min-height: 0; padding: 20px; }
  .partner-contact-board { grid-template-columns: 1fr; }
  .partner-contact-copy { padding: 28px 24px; }
  .partner-contact-copy h2 { font-size: 24px; }
  .partner-qr-panel { border-top: 1px solid var(--partner-border); border-left: 0; }
  .partner-brief-form { grid-template-columns: 1fr; }
  .partner-copy-button, .partner-copy-feedback { grid-column: 1; }
}

@media (max-width: 480px) {
  .partner-hero-copy h1 { font-size: 28px; }
  .partner-audience-grid { grid-template-columns: 1fr; }
  .partner-audience-item { min-height: 0; padding: 18px; }
  .partner-capability-row { grid-template-columns: 36px 1fr; }
  .partner-capability-row p { grid-column: 2; }
  .partner-footer-links { flex-wrap: wrap; gap: 12px 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
  .partner-trust-list li:hover,
  .partner-hero-offer-list li:hover,
  .partner-hero-contact:hover,
  .partner-audience-item:hover,
  .partner-capability-row:hover,
  .partner-process-list li:hover,
  .partner-faq-list details:hover { transform: none; }
}