:root {
  --ss-ink: #111111;
  --ss-muted-a: #333333;   /* SecureAccess 계열 본문 회색 */
  --ss-muted-b: #565b62;   /* deviceTRUST 계열 본문 회색 */
  --ss-line: #cbd3db;
  --ss-blue-deep: #0b4198;   /* deviceTRUST 히어로와 동일한 남색 */
  --ss-blue-light: #c9ebfb;  /* SecureAccess 인트로 섹션과 동일한 하늘색 */
  --ss-blue-strong: #246cf2; /* deviceTRUST 문서 패널/탭/Tech Zone과 동일한 블루 */
  --ss-teal: #2b6678;        /* SecureAccess 버튼과 동일한 틸 */
  --ss-teal-hover: #1a45d3;
  --ss-max: 1200px;
}

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

.ss-page {
  overflow: hidden;
  color: var(--ss-ink);
  font-family: "Pretendard", "Noto Sans KR", Arial, sans-serif;
  word-break: keep-all;
}

.ss-page h1,
.ss-page h2,
.ss-page h3,
.ss-page p {
  margin-top: 0;
  letter-spacing: 0;
}

.ss-page img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

/* Product bar + sub nav (Overview / Resource Library) : UniconOS 페이지와 동일 구성 */
.ss-product-bar {
  border-top: 1px solid #cbd3db;
  background: #f3f3f3;
}


.sa-container {
    width: min(1200px, calc(100% - 48px));
    margin: 0 auto;
}

.sa-product-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 88px;
    gap: 24px;
    font-size: 30px;
}

.ss-product-bar-inner {
  display: flex;
  align-items: center;
  min-height: 48px;
}

.ss-product-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 100%;
}

.ss-product-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 48px;
  color: #565b62;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
}

.ss-product-nav a::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  background: transparent;
  content: '';
}

.ss-product-nav a.is-active {
  color: var(--ss-ink);
  font-weight: 700;
}

.ss-product-nav a.is-active::after {
  background: var(--ss-blue-strong);
}

/* Hero : Experience Insights 최종 확정본과 동일 규격(이미지 비율을 넓힌 버전) */
.ss-hero {
  color: #fff;
  background: var(--ss-blue-deep);
}

.ss-hero-inner {
  display: grid;
  min-height: 600px;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 0.9fr);
  gap: 70px;
  align-items: center;
}

.ss-hero-copy {
  max-width: 650px;
}

.ss-hero-copy h1 {
  margin: 0 0 28px;
  color: #fff;
  font-size: 44px;
  font-weight: 700;
  line-height: 1.3;
}

.ss-hero-copy p {
  max-width: 620px;
  margin: 0;
  color: #fff;
  font-size: 18px;
  line-height: 1.75;
  word-break: keep-all; 
}

.ss-hero-media {
  position: relative;
}

.ss-hero-media img {
  display: block;
  width: 100%;
  aspect-ratio: 1.55 / 1;
  object-fit: cover;
  border-radius: 4px;
}

/* Overview (light blue, illustration + copy) : Experience Insights의 ei-overview와 동일 규격 */
.ss-overview {
  background: var(--ss-blue-light);
}

.ss-overview-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 70px;
  align-items: center;
  padding: 90px 0;
}

.ss-overview-media img {
  width: 100%;
  height: auto;
}

.ss-overview-copy p {
  margin: 0 0 22px;
  color: var(--ss-ink);
  font-size: 18px;
  line-height: 1.75;
  word-break: keep-all;
}

.ss-overview-copy p:last-child {
  margin-bottom: 0;
}

/* Benefits : deviceTRUST의 dt-benefit-grid와 동일 규격(3단) */
.ss-benefits {
  padding: 100px 0;
  text-align: center;
}

.ss-benefits h2 {
  margin: 0 0 64px;
  font-size: 36px;
  line-height: 1.35;
}

.ss-benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 34px;
}

.ss-benefit-item img {
  width: 88px;
  height: 88px;
  margin: 0 auto;
  object-fit: contain;
}

.ss-benefit-item h3 {
  margin: 20px 0 14px;
  font-size: 20px;
}

.ss-benefit-item p {
  margin: 0;
  color: var(--ss-muted-b);
  font-size: 18px;
  line-height: 1.75;
  word-break: keep-all;
}

/* Document panel : deviceTRUST 문서 패널과 동일 규격 */
.ss-document {
  padding: 0 0 110px;
}

.ss-document-panel {
  display: grid;
  min-height: 320px;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 60px 74px;
  border-radius: 20px;
  color: #fff;
  background: var(--ss-blue-strong);
}

.ss-document-panel span,
.ss-document-panel strong {
  display: block;
}

.ss-document-panel span {
  margin-bottom: 10px;
  font-size: 18px;
}

.ss-document-panel strong {
  font-size: 40px;
}

.ss-document-panel p {
  margin: 0 0 20px;
  font-size: 18px;
  line-height: 1.65;
}

.ss-document-panel a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.85);
  padding-bottom: 4px;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.5;
  text-decoration: none;
}

/* Platform / tabs : deviceTRUST 탭 구조와 완전히 동일 규격(탭 3개라 원본 크기 그대로 사용) */
.ss-platform {
  padding: 0 0 105px;
  text-align: center;
}

.ss-platform h2 {
  margin: 0 0 42px;
  font-size: 36px;
  line-height: 1.35;
}

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

.ss-tab {
  position: relative;
  min-height: 62px;
  border: 0;
  color: #111111;
  background: transparent;
  font: inherit;
  font-size: 22px;
  font-weight: 700;
  cursor: pointer;
}

.ss-tab::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 3px;
  background: transparent;
  content: '';
}

.ss-tab.is-active::after {
  background: var(--ss-blue-strong);
}

.ss-tab:focus-visible {
  outline: 2px solid var(--ss-blue-strong);
  outline-offset: -4px;
}

.ss-tab-panels {
  min-height: 390px;
}

.ss-tab-panel {
  padding: 48px 0 0;
}

.ss-tab-panel[hidden] {
  display: none;
}

.ss-tab-panel.is-active {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 70px;
  align-items: center;
  text-align: left;
}

.ss-context-copy h3 {
  margin: 0 0 24px;
  font-size: 27px;
  line-height: 1.4;
}

.ss-context-copy p {
  margin: 0 0 5px;
  color: var(--ss-muted-b);
  font-size: 18px;
  line-height: 1.75;
}

.ss-tab-panel > img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px;
}

/* 활용 방법 : deviceTRUST의 dt-solution-row 그리드/구분선 규격을 그대로 따르되
   내용은 과제/해결책 구분 없이 제목 + 한 문단 + 링크로 단순화 */
.ss-usecases {
  padding: 0 0 115px;
}

.ss-usecases > .ss-container > h2 {
  margin-bottom: 40px;
  font-size: 36px;
  line-height: 1.3; text-align:center;
}

.ss-usecase-row {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 70px;
  padding: 46px 0;
  border-bottom: 1px solid var(--ss-line);
}

.ss-usecase-row:last-child {
  border-bottom: 0;
}

.ss-usecase-row h3 {
  margin: 0;
  font-size: 23px;
  line-height: 1.35;
}

.ss-usecase-row p {
  margin: 0 0 12px;
  color: var(--ss-muted-b);
  font-size: 18px;
  line-height: 1.75;
}

.ss-usecase-row a {
  display: inline-block;
  border-bottom: 1px solid var(--ss-blue-strong);
  color: var(--ss-blue-strong);
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
}

/* Resources : SecureAccess의 resource-card와 동일 규격(카드 2개) */
.ss-resources {
  padding: 100px 0;
  color: #111111;
  background: #f3f3f3;
}

.ss-resource-heading {
  margin-bottom: 52px;
}

.ss-resource-heading p {
  margin: 0 0 18px;
  color: #333333;
  font-size: 15px;
  line-height: 1.4;
}

.ss-resource-heading h2 {
  margin: 0;
  color: #111111;
  font-size: 36px;
  line-height: 1.35; text-align:center;
}

.ss-resource-grid {
  display: grid;
  grid-template-columns: repeat(2, 370px);
  justify-content: center;
  column-gap: 34px;
  row-gap: 42px;
}

.ss-resource-card {
  display: flex;
  min-width: 0;
  min-height: 480px;
  flex-direction: column;
  overflow: hidden;
  border-radius: 8px;
  color: var(--ss-ink);
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .05);
}

.ss-resource-card > img {
  width: 100%;
  aspect-ratio: 1.62 / 1;
  object-fit: cover;
}

.ss-resource-card > div {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: flex-start;
  padding: 20px 36px;
}

.ss-resource-card span {
  margin-bottom: 12px;
  color: #515151;
  font-size: 15px;
  font-weight: 400;
}

.ss-resource-card h3 {
  margin-bottom: 24px;
  font-size: 18px;
  line-height: 1.4;
}

.ss-resource-card a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  margin-top: auto;
  padding: 0 20px;
  border: 1px solid #111111;
  border-radius: 999px;
  color: var(--ss-ink);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
}

.ss-resource-card a:hover {
  color: #fff;
  background: var(--ss-ink);
}

/* Tech zone : deviceTRUST의 dt-tech-zone과 완전히 동일 규격(전 페이지 공통 요소이므로 반드시 통일) */
.ss-tech-zone {
  color: #fff;
  background: var(--ss-blue-strong);
}

.ss-tech-zone-inner {
  display: flex;
  min-height: 300px;
  align-items: center;
  justify-content: space-between;
  padding: 70px 0;
  gap: 60px;
}

.ss-tech-zone h2 {
  margin: 0 0 18px;
  font-size: 36px;
}

.ss-tech-zone p {
  max-width: 620px;
  margin: 0 0 30px;
  font-size: 18px;
  line-height: 1.7;
}

.ss-tech-zone a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 0 26px;
  border-radius: 22px;
  color: #111111;
  background: #fff;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
}

.ss-tech-zone img {
  width: min(30%, 310px);
  height: auto;
}

/* Responsive */
@media (max-width: 1024px) {
  .ss-hero-inner {
    min-height: 520px;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.9fr);
    gap: 48px;
  }

  .ss-hero-copy h1 {
    font-size: 34px;
  }

  .ss-overview-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 64px 0;
  }

  .ss-overview-media {
    max-width: 360px;
    margin: 0 auto;
  }

  .ss-benefit-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .ss-usecase-row {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 42px;
  }
}

@media (max-width: 768px) {
  .ss-container {
    width: min(100% - 32px, 620px);
  }

  .ss-product-bar-inner {
    min-height: 64px;
  }

  .ss-product-nav {
    gap: 20px;
  }

  .ss-hero-inner {
    min-height: 0;
    grid-template-columns: 1fr;
    gap: 34px;
    padding-top: 54px;
    padding-bottom: 54px;
  }

  .ss-hero-copy {
    max-width: none;
  }

  .ss-hero-copy h1 {
    margin-bottom: 22px;
    font-size: 29px;
  }

  .ss-hero-copy p {
    font-size: 16px;
  }

  .ss-overview-inner {
    padding: 48px 0;
  }

  .ss-benefits {
    padding: 60px 0;
  }

  .ss-benefits h2,
  .ss-platform h2,
  .ss-usecases > .ss-container > h2,
  .ss-resource-heading h2 {
    font-size: 26px;
  }

  .ss-benefits h2 {
    margin-bottom: 40px;
  }

  .ss-benefit-grid {
    grid-template-columns: 1fr;
    row-gap: 40px;
  }

  .ss-document {
    padding-bottom: 78px;
  }

  .ss-document-panel {
    min-height: 0;
    grid-template-columns: 1fr;
    gap: 44px;
    padding: 36px 28px;
    border-radius: 12px;
    text-align: left;
  }

  .ss-document-panel strong {
    font-size: 32px;
  }

  .ss-document-panel span,
  .ss-document-panel p {
    font-size: 16px;
  }

  .ss-platform {
    padding-bottom: 64px;
  }

  .ss-tabs {
    grid-template-columns: repeat(3, 1fr);
  }

  .ss-tab {
    min-height: 56px;
    font-size: 16px;
  }

  .ss-tab-panel.is-active {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .ss-context-copy h3 {
    font-size: 22px;
  }

  .ss-usecases {
    padding-bottom: 80px;
  }

  .ss-usecases > .ss-container > h2 {
    margin-bottom: 30px;
  }

  .ss-usecase-row {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 34px 0;
  }

  .ss-resources {
    padding: 60px 0;
  }

  .ss-resource-grid {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .ss-resource-card,
  .ss-resource-card > img {
    width: 100%;
    max-width: 340px;
  }

  .ss-tech-zone-inner {
    flex-direction: column;
    align-items: flex-start;
    min-height: 0;
    padding: 48px 0;
    gap: 28px;
  }

  .ss-tech-zone h2 {
    font-size: 28px;
  }

  .ss-tech-zone p {
    font-size: 16px;
  }

  .ss-tech-zone img {
    align-self: center;
    width: min(60%, 260px);
  }
}