/* DIL Corporation - 리뉴얼: 검정·흰색·회색 */
:root {
  --black: #0a0a0a;
  --gray-900: #171717;
  --gray-800: #262626;
  --gray-700: #404040;
  --gray-600: #525252;
  --gray-500: #737373;
  --gray-400: #a3a3a3;
  --gray-300: #d4d4d4;
  --gray-200: #e5e5e5;
  --gray-100: #f5f5f5;
  --white: #ffffff;
  --font-kr: 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-en: 'Montserrat', var(--font-kr);
  --header-height: 72px;
  --container: 960px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-kr);
  background: var(--white);
  color: var(--gray-900);
  line-height: 1.65;
  word-break: keep-all;
}

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

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

/* ========== Header ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-link {
  display: flex;
  align-items: center;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  color: var(--black);
}

.logo-header {
  height: 36px;
  width: auto;
  object-fit: contain;
}

.logo-link .logo-text {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: color 0.2s;
}

.nav a:hover,
.nav a.active {
  color: var(--black);
}

/* 모바일 메뉴 버튼 */
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--black);
}

/* ========== Hero (메인 전용) ========== */
.hero {
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--header-height) 1.5rem 4rem;
  background: var(--white);
  color: var(--black);
}

.hero-content {
  text-align: center;
  max-width: 720px;
}

.hero-logo {
  width: 120px;
  margin: 0 auto 2rem;
  opacity: 0.95;
}

.hero h1 {
  font-family: var(--font-kr);
  font-size: clamp(1.75rem, 4.5vw, 2.75rem);
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 1rem;
  color: var(--black);
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--gray-600);
  line-height: 1.7;
}

/* ========== 서브 페이지 공통 (내용 영역) ========== */
.page {
  padding: calc(var(--header-height) + 4rem) 1.5rem 6rem;
  max-width: var(--container);
  margin: 0 auto;
  min-height: calc(100vh - var(--header-height));
  box-sizing: border-box;
}

.page-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--black);
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--gray-200);
}

.section-block {
  margin-bottom: 4rem;
}

.section-block:last-child {
  margin-bottom: 0;
}

.section-block h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 1.25rem;
}

.section-block p,
.section-block ul {
  color: var(--gray-700);
  font-size: 1.05rem;
  line-height: 1.8;
}

.section-block ul {
  list-style: none;
  padding-left: 0;
}

.section-block li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.6rem;
}

.section-block li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  background: var(--gray-500);
  border-radius: 50%;
}

/* 회사소개: 기업미션 리스트 */
.mission-list {
  list-style: none;
  padding: 0;
}

.mission-list li {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-left: 0;
}

.mission-list li::before {
  display: none;
}

.mission-num {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  color: var(--black);
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--gray-300);
  border-radius: 4px;
}

.mission-text {
  flex: 1;
  font-size: 1.1rem;
  line-height: 1.75;
  color: var(--gray-800);
}

/* 일하는방법: 키워드 카드 */
.keyword-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.keyword-card {
  padding: 2rem 1.5rem;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
}

.keyword-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 0.75rem;
}

.keyword-card p {
  font-size: 0.95rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin: 0;
}

/* 복지혜택: 그리드 */
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.benefit-item {
  padding: 1.25rem;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  font-weight: 500;
  color: var(--gray-800);
}

/* 채용공고: 아코디언 */
.jobs-list {
  margin-top: 1rem;
}

.jobs-item {
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  margin-bottom: 0.75rem;
  overflow: hidden;
  background: var(--white);
}

.jobs-item summary {
  padding: 1.25rem 1.5rem;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--gray-900);
  cursor: pointer;
  list-style: none;
}

.jobs-item summary::-webkit-details-marker {
  display: none;
}

.jobs-item summary::after {
  content: '+';
  float: right;
  font-weight: 400;
  color: var(--gray-500);
}

.jobs-item[open] summary::after {
  content: '−';
}

.jobs-item .jobs-content {
  padding: 0 1.5rem 1.5rem;
  border-top: 1px solid var(--gray-200);
}

.jobs-item .jobs-content p {
  padding-top: 1rem;
  font-size: 0.95rem;
  color: var(--gray-600);
  line-height: 1.7;
}

.jobs-contact {
  margin-top: 2rem;
  padding: 1rem 1.25rem;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  font-size: 0.95rem;
  color: var(--gray-800);
}

.jobs-contact a {
  color: var(--black);
  text-decoration: underline;
}

/* 뉴스룸: 플레이스홀더 */
.news-list {
  margin-top: 1rem;
}

.news-empty {
  padding: 4rem 2rem;
  text-align: center;
  background: var(--white);
  border: 1px dashed var(--gray-300);
  border-radius: 12px;
  color: var(--gray-500);
  font-size: 1.05rem;
}

/* ========== Footer ========== */
.footer {
  padding: 4rem 1.5rem 3rem;
  background: var(--white);
  color: var(--gray-600);
  font-size: 0.9rem;
  text-align: center;
  border-top: 1px solid var(--gray-200);
}

.footer-inner {
  max-width: 600px;
  margin: 0 auto;
}

.footer-logo-wrap {
  margin-bottom: 1.5rem;
}

.footer-logo {
  height: 40px;
  width: auto;
  margin: 0 auto;
  opacity: 0.9;
}

.footer p {
  margin: 0.4rem 0;
  line-height: 1.6;
}

.footer .company-name {
  color: var(--black);
  font-weight: 500;
}

.footer a {
  color: var(--black);
}

.footer a:hover {
  text-decoration: underline;
}

.copyright {
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* ========== 반응형 ========== */
@media (max-width: 768px) {
  .nav {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 2rem;
    gap: 0;
    border-top: 1px solid var(--gray-200);
  }

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

  .nav a {
    padding: 1rem 0;
    font-size: 1.1rem;
    border-bottom: 1px solid var(--gray-100);
  }

  .nav-toggle {
    display: flex;
  }

  .page-title {
    font-size: 1.75rem;
    margin-bottom: 2rem;
  }

  .keyword-grid {
    grid-template-columns: 1fr;
  }

  .benefit-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .header-inner {
    padding: 0 1rem;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .page {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}