:root {
  --partner-teal: #0b6b6b;
  --partner-teal-dark: #075252;
  --partner-ink: #1f2928;
  --partner-muted: #586663;
  --partner-paper: #f7f7f3;
  --partner-surface: #ffffff;
  --partner-tint: #eaf3f1;
  --partner-line: #ced8d5;
  --partner-focus: #d2e85f;
  --partner-content-width: 1120px;
}

html {
  color-scheme: light;
}

body {
  margin: 0;
  background: var(--partner-paper);
}

.partner-root {
  min-height: 100vh;
  color: var(--partner-ink);
  background: var(--partner-paper);
  font-family: Pretendard, "Noto Sans KR", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

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

.partner-root a {
  color: inherit;
  text-decoration: none;
}

.partner-content-width {
  width: min(calc(100% - 48px), var(--partner-content-width));
  margin: 0 auto;
}

.partner-header {
  position: sticky;
  z-index: 10;
  top: 0;
  border-bottom: 1px solid var(--partner-line);
  background: var(--partner-surface);
}

.partner-header__inner {
  display: flex;
  align-items: center;
  width: min(calc(100% - 48px), var(--partner-content-width));
  min-height: 72px;
  margin: 0 auto;
  gap: 32px;
}

.partner-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 750;
  white-space: nowrap;
}

.partner-root .partner-brand__logo {
  display: block;
  width: 104px;
  height: auto;
  max-height: 32px;
  object-fit: contain;
}

.partner-brand span {
  padding-left: 12px;
  border-left: 1px solid var(--partner-line);
}

.partner-nav {
  display: flex;
  align-self: stretch;
  margin-left: auto;
  gap: 28px;
  font-size: 14px;
  font-weight: 700;
}

.partner-nav a {
  display: inline-flex;
  align-items: center;
  border-bottom: 3px solid transparent;
}

.partner-nav a:hover,
.partner-nav a.is-active {
  color: var(--partner-teal);
  border-color: var(--partner-teal);
}

.partner-header__cta,
.partner-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  border: 1px solid var(--partner-teal);
  border-radius: 6px;
  color: #ffffff;
  background: var(--partner-teal);
  font-size: 14px;
  font-weight: 750;
  line-height: 1.3;
  transition: background-color 160ms ease, border-color 160ms ease;
}

.partner-header__cta {
  min-height: 40px;
  padding: 9px 14px;
  font-size: 13px;
}

.partner-button:hover,
.partner-header__cta:hover {
  border-color: var(--partner-teal-dark);
  background: var(--partner-teal-dark);
}

.partner-button--secondary {
  color: var(--partner-teal-dark);
  background: transparent;
}

.partner-button--secondary:hover {
  color: #ffffff;
}

.partner-main {
  min-height: calc(100vh - 152px);
  padding: 36px 0 88px;
}

.partner-page-home .partner-main {
  padding-top: 32px;
}

.partner-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 44px;
  gap: 8px;
  color: var(--partner-muted);
  font-size: 13px;
}

.partner-breadcrumb a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.partner-breadcrumb a:hover {
  color: var(--partner-teal);
}

.partner-home {
  display: grid;
  gap: 80px;
}

.partner-hero {
  border: 1px solid var(--partner-line);
  border-top: 4px solid var(--partner-teal);
  border-radius: 10px;
  background: var(--partner-tint);
}

.partner-hero > div {
  max-width: 720px;
  padding: 64px;
}

.partner-hero h1 {
  max-width: 650px;
  margin: 0 0 20px;
  font-size: clamp(40px, 5vw, 58px);
  line-height: 1.15;
  letter-spacing: -0.045em;
}

.partner-hero p {
  max-width: 610px;
  margin: 0;
  color: var(--partner-muted);
  font-size: 18px;
}

.partner-hero__actions {
  display: flex;
  flex-wrap: wrap;
  margin-top: 30px;
  gap: 10px;
}

.partner-values h2,
.partner-quick-start h2,
.partner-section-heading h2,
.partner-seller-cta h2 {
  margin: 0;
  font-size: clamp(28px, 3.2vw, 38px);
  line-height: 1.25;
  letter-spacing: -0.035em;
}

.partner-section-description {
  max-width: 680px;
  margin: 14px 0 30px;
  color: var(--partner-muted);
}

.partner-value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--partner-line);
  border-bottom: 1px solid var(--partner-line);
}

.partner-value-card {
  padding: 30px 28px 32px;
}

.partner-value-card + .partner-value-card {
  border-left: 1px solid var(--partner-line);
}

.partner-value-card h3 {
  margin: 0 0 8px;
  font-size: 21px;
  letter-spacing: -0.025em;
}

.partner-value-card p {
  margin: 0;
  color: var(--partner-muted);
}

.partner-quick-start {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
  align-items: start;
  padding: 40px;
  border: 1px solid var(--partner-line);
  border-radius: 8px;
  background: #eef3f1;
  gap: 48px;
}

.partner-steps {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: partner-steps;
}

.partner-steps li {
  position: relative;
  min-height: 58px;
  padding: 16px 0 16px 52px;
  border-top: 1px solid var(--partner-line);
  counter-increment: partner-steps;
}

.partner-steps li:last-child {
  border-bottom: 1px solid var(--partner-line);
}

.partner-steps li::before {
  content: counter(partner-steps, decimal-leading-zero);
  position: absolute;
  top: 16px;
  left: 0;
  color: var(--partner-teal);
  font-size: 13px;
  font-weight: 800;
}

.partner-home-section {
  display: grid;
  gap: 24px;
}

.partner-section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
}

.partner-section-heading > a,
.partner-card__link {
  color: var(--partner-teal-dark);
  font-size: 14px;
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.partner-section-heading > a:hover,
.partner-card__link:hover {
  color: var(--partner-ink);
}

.partner-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.partner-card {
  display: flex;
  flex-direction: column;
  min-height: 252px;
  padding: 24px;
  border: 1px solid var(--partner-line);
  border-radius: 8px;
  background: var(--partner-surface);
}

.partner-card__meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--partner-muted);
  font-size: 12px;
  font-weight: 700;
}

.partner-card__meta span:first-child {
  color: var(--partner-teal-dark);
}

.partner-card h2 {
  margin: 28px 0 10px;
  font-size: 21px;
  line-height: 1.35;
  letter-spacing: -0.025em;
}

.partner-card h2 a:hover {
  color: var(--partner-teal-dark);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.partner-card p {
  margin: 0 0 22px;
  color: var(--partner-muted);
  font-size: 15px;
}

.partner-card__link {
  margin-top: auto;
  align-self: flex-start;
}

.partner-seller-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 38px 40px;
  border-radius: 8px;
  color: #ffffff;
  background: var(--partner-ink);
  gap: 32px;
}

.partner-seller-cta h2 {
  font-size: clamp(26px, 3vw, 34px);
}

.partner-seller-cta p {
  margin: 8px 0 0;
  color: #d7dfdd;
}

.partner-seller-cta .partner-button {
  flex: 0 0 auto;
  border-color: #ffffff;
  color: var(--partner-ink);
  background: #ffffff;
}

.partner-seller-cta .partner-button:hover {
  border-color: var(--partner-focus);
  background: var(--partner-focus);
}

.partner-list-heading {
  max-width: 720px;
  margin-bottom: 36px;
}

.partner-list-heading h1,
.partner-article h1,
.partner-login-boundary h1 {
  margin: 0;
  font-size: clamp(36px, 5vw, 54px);
  line-height: 1.2;
  letter-spacing: -0.04em;
}

.partner-list-heading p {
  margin: 14px 0 0;
  color: var(--partner-muted);
  font-size: 17px;
}

.partner-article {
  max-width: 780px;
  margin: 0 auto;
}

.partner-article__category {
  margin: 0 0 10px;
  color: var(--partner-teal-dark);
  font-size: 14px;
  font-weight: 750;
}

.partner-article__summary {
  margin: 20px 0 0;
  color: var(--partner-muted);
  font-size: 19px;
}

.partner-article__meta {
  margin-bottom: 34px;
  padding: 18px 0;
  border-bottom: 1px solid var(--partner-line);
  color: var(--partner-muted);
  font-size: 13px;
}

.partner-article > .partner-steps {
  margin: 0 0 34px;
}

.partner-related {
  margin-top: 72px;
  padding-top: 34px;
  border-top: 1px solid var(--partner-line);
}

.partner-related > h2 {
  margin: 0 0 22px;
  font-size: 28px;
  letter-spacing: -0.03em;
}

.partner-related .partner-card-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.partner-login-boundary {
  max-width: 760px;
  margin: 12px auto 0;
  padding: 48px;
  border: 1px solid var(--partner-line);
  border-radius: 10px;
  background: var(--partner-surface);
}

.partner-login-boundary > p {
  max-width: 620px;
  margin: 18px 0 0;
  color: var(--partner-muted);
  font-size: 18px;
}

.partner-login-boundary > .partner-button {
  margin-top: 26px;
}

.partner-login-note {
  margin-top: 38px;
  padding: 20px 22px;
  border-left: 4px solid var(--partner-teal);
  background: var(--partner-tint);
}

.partner-login-note p {
  margin: 4px 0 0;
  color: var(--partner-muted);
  font-size: 14px;
}

.partner-not-found {
  max-width: 560px;
  margin: 80px auto;
  text-align: center;
}

.partner-footer {
  border-top: 1px solid var(--partner-line);
  color: var(--partner-muted);
  background: var(--partner-surface);
  font-size: 13px;
}

.partner-footer .partner-content-width {
  display: flex;
  align-items: center;
  min-height: 80px;
  gap: 18px;
}

.partner-footer strong {
  color: var(--partner-ink);
}

.partner-footer a {
  margin-left: auto;
  color: var(--partner-teal-dark);
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.partner-root :focus-visible {
  outline: 3px solid var(--partner-focus);
  outline-offset: 3px;
}

.partner-fallback {
  width: min(calc(100% - 48px), var(--partner-content-width));
  margin: 0 auto;
  padding: 64px 0;
  color: var(--partner-ink);
  font-family: Pretendard, "Noto Sans KR", Arial, sans-serif;
}

.partner-fallback nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.partner-fallback a {
  color: var(--partner-teal-dark);
}

@media (max-width: 820px) {
  .partner-header__inner {
    flex-wrap: wrap;
    padding: 14px 0 0;
    gap: 12px 20px;
  }

  .partner-nav {
    order: 3;
    width: 100%;
    height: 44px;
    margin-left: 0;
    overflow-x: auto;
    gap: 22px;
  }

  .partner-header__cta {
    margin-left: auto;
  }

  .partner-value-grid,
  .partner-card-grid {
    grid-template-columns: 1fr;
  }

  .partner-value-card + .partner-value-card {
    border-top: 1px solid var(--partner-line);
    border-left: 0;
  }

  .partner-quick-start {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .partner-card {
    min-height: 0;
  }

  .partner-related .partner-card-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .partner-content-width,
  .partner-header__inner,
  .partner-fallback {
    width: min(calc(100% - 32px), var(--partner-content-width));
  }

  .partner-brand span {
    display: none;
  }

  .partner-root .partner-brand__logo {
    width: 96px;
  }

  .partner-header__cta {
    padding: 8px 10px;
    font-size: 12px;
  }

  .partner-main {
    padding: 28px 0 60px;
  }

  .partner-page-home .partner-main {
    padding-top: 18px;
  }

  .partner-breadcrumb {
    margin-bottom: 32px;
  }

  .partner-home {
    gap: 60px;
  }

  .partner-hero > div {
    padding: 36px 24px 40px;
  }

  .partner-hero h1 {
    font-size: 38px;
  }

  .partner-hero p,
  .partner-list-heading p,
  .partner-login-boundary > p {
    font-size: 16px;
  }

  .partner-hero__actions {
    align-items: stretch;
    flex-direction: column;
  }

  .partner-quick-start {
    padding: 28px 22px;
  }

  .partner-section-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .partner-seller-cta {
    align-items: flex-start;
    flex-direction: column;
    padding: 30px 24px;
  }

  .partner-login-boundary {
    padding: 32px 24px;
  }

  .partner-list-heading h1,
  .partner-article h1,
  .partner-login-boundary h1 {
    font-size: 36px;
  }

  .partner-footer .partner-content-width {
    align-items: flex-start;
    flex-direction: column;
    padding: 22px 0;
    gap: 6px;
  }

  .partner-footer a {
    margin-left: 0;
  }
}