/* ✅공통 스타일 수정 후 구조 최적화 */
/* Global Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

ul,
li {
  list-style: none;
}
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
  border: 0;
  padding: 0;
  margin: -1px;
}
html,
body {
  overflow-x: hidden;
  width: 100%;
}
body {
  font-family: "Archivo", system-ui, -apple-system, Segoe UI, Roboto, Arial,
    sans-serif;
  background: #000;
  color: #fff;
  line-height: 1.5;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* HEADER */
.navbar a,
.menu-link {
  font-weight: 500;
}
.about-header h1,
.contact-title,
.logo-text {
  font-weight: 700;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background-color: transparent;
  position: fixed;
  width: 100%;
  z-index: 1000;
}

.navbar a,
.menu-link {
  font-weight: 500;
}
.about-header h1,
.contact-title,
.logo-text {
  font-weight: 700;
}
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: transparent;
  position: fixed;
  width: 100%;
  z-index: 1000;
}
.navbar-brand {
  color: #ffffff84;
  font-size: 1.5rem;
  text-decoration: none;
}
.menu {
  display: flex;
}
.menu-list {
  display: flex;
  gap: 2rem;
}
.menu-link {
  color: #fff;
  text-decoration: none;
  font-size: 1.2rem;
  position: relative;
}
.menu-link:hover::after,
.menu-link.active::after {
  width: 100%;
}
.menu-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 0.5px;
  background: #fff;
  transition: width 0.3s ease;
}

/* Dropdown */
.dropdown {
  position: relative;
}
.dropdown-content {
  display: none;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  padding: 0.5rem 0;
  z-index: 999;
}
.dropdown-content li {
  margin: 0.5rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}
.dropdown-content li:last-child {
  border-bottom: none;
}
.dropdown-content li a {
  color: #fff;
  text-decoration: none;
  font-size: 1rem;
}
.dropdown:hover .dropdown-content {
  display: flex;
}
/* Mobile menu */
.menu-toggle {
  position: fixed;
  top: 1.5rem;
  right: 2rem;
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 30px;
  height: 30px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 3001;
}
.menu-toggle .bar {
  height: 2px;
  width: 100%;
  background: #fff;
  transition: 0.3s;
}
.menu-toggle.open .bar:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle.open .bar:nth-child(2) {
  opacity: 0;
}
.menu-toggle.open .bar:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}
.menu-overlay {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: scale(1.05);
  transition: opacity 0.6s, visibility 0.6s, transform 0.6s;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}
.menu-overlay.open {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  transform: scale(1);
}
.close-btn {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  background: none;
  border: none;
  font-size: 2rem;
  color: #fff;
  cursor: pointer;
  z-index: 3002;
}
.overlay-menu-list {
  list-style: none;
  text-align: center;
  padding: 0;
  width: 100%;
  max-width: 300px;
}
.overlay-menu-list li {
  margin: 1.5rem 0;
  position: relative;
}
.overlay-menu-list li a {
  color: #fff;
  font-size: 1.3rem;
  text-decoration: none;
  display: block;
}
.overlay-menu-list li:not(:last-child)::after {
  content: "";
  position: absolute;
  bottom: -0.6rem;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: rgba(255, 255, 255, 0.3);
}
body.no-scroll {
  overflow: hidden;
}
@media (max-width: 768px) {
  .menu {
    display: none;
  }
  .menu.open {
    display: flex;
    flex-direction: column;
  }
  .menu-toggle {
    display: flex;
  }
}
/* Hero */
/* 화면 좌우 여백(부모 패딩/그리드) 상쇄해서 진짜 100vw로 펼치기 */
.u-fullbleed {
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  width: 100vw;
  padding-left: 0 !important;
  padding-right: 0 !important;
}
/* 스크롤 임계치 지나면: 위로 살짝 올리면서 사라짐 */
.main-logo.hide-logo .logo-overlay {
  transform: translate(-50%, -120px); /* 필요하면 -120px 정도로 */
  opacity: 0;
  pointer-events: none;
}
.main-logo {
  position: relative;
  min-height: 200vh;
  overflow: hidden;
  display: grid;
}
.background-video {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  z-index: -1;
  pointer-events: none;
}
.logo-overlay {
  position: absolute;
  top: 36vh;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  text-align: center;
}
.logo-text {
  font-size: 7vw;
  font-weight: 900;
  color: #ffffffed;
  transition: all 0.4s;
}

.main-text {
  position: absolute;
  top: 105vh;
  left: 50%;
  transform: translateX(-50%);
  width: min(90vw, 720px);
  text-align: center;
  color: #fff;
  margin-bottom: 80vh;
}
.main-text h1 {
  font-size: 4rem;
  margin-bottom: 1rem;
}
.main-description {
  color: #cfcfcf;
  width: 100%;
  font-size: 1.2rem;
  line-height: 1.6;
}
.main-more {
  margin-top: 2rem;
  font-size: 0.9rem;
  text-transform: uppercase;
  cursor: pointer;
}
/* 모바일 최적화 */
@media (max-width: 768px) {
  .main-text {
    width: min(92vw, 36rem);
    margin: 0 auto;
    padding: 12px 8px; /* 가장자리 붙는 느낌 방지 */
  }

  .main-description {
    font-size: clamp(14px, 4.2vw, 17px);
    line-height: 1.55;
    max-width: 30ch; /* 본문 줄 길이 더 타이트 */
    margin: 0 auto;
  }
}

/* ============== Updates ============== */
.updates {
  background: #0a0a0a;
  color: #fff;
  padding: 56px 0;
}
.updates-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}
@media (min-width: 900px) {
  .updates-container {
    grid-template-columns: 1fr 1fr;
  }
}
.updates-title {
  font-size: 18px;
  letter-spacing: 0.06em;
  opacity: 0.9;
  margin: 0 0 16px;
}
.updates-list {
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}
.update-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.update-link {
  display: flex;
  gap: 18px;
  text-decoration: none;
  color: inherit;
  padding: 14px 0;
  align-items: flex-start;
  border-radius: 8px;
}
.update-date {
  min-width: 90px;
  font-variant-numeric: tabular-nums;
  opacity: 0.7;
}
.update-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}
.update-head {
  font-weight: 600;
  border-bottom: 1px solid transparent;
  width: fit-content;
}
.update-sub {
  opacity: 0.75;
  font-size: 14px;
  line-height: 1.5;
}
.update-item:hover {
  background: rgba(255, 255, 255, 0.02);
}
.update-item:hover .update-head {
  border-color: rgba(255, 255, 255, 0.25);
}
.update-link:focus-visible {
  outline: 2px solid #ccd2f0;
  outline-offset: 2px;
  background: rgba(76, 138, 255, 0.08);
  border-radius: 8px;
}
.update-link:active {
  transform: translateY(1px);
}
.btn-link {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  margin-top: 14px;
  text-decoration: none;
  color: #9bb3ff;
  border-bottom: 1px solid rgba(155, 179, 255, 0.35);
  padding-bottom: 2px;
}
.btn-link:hover {
  color: #cfe0ff;
  border-color: #cfe0ff;
}
.btn-link:focus-visible {
  outline: 2px solid #4c8aff;
  outline-offset: 3px;
}

/* ============== Generic Section ============== */
.section {
  padding: 100px 2rem;
  background: #000;
  color: #fff;
}

/* ============== Featured Categories ============== */
.home-categories {
  background: #000;
  color: #fff;
}
.cat-grid {
  max-width: min(1400px, 94vw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 2vw, 24px);
}
.cat-card {
  position: relative;
  display: block;
  aspect-ratio: 16/9;
  overflow: hidden;
  text-decoration: none;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}
.cat-card video,
.cat-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 0.6s, filter 0.6s;
  filter: brightness(0.95) saturate(1.05);
}
.cat-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: end;
  padding: clamp(16px, 2.6vw, 28px);
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.55) 0%,
    rgba(0, 0, 0, 0) 55%
  );
}
.cat-overlay h3 {
  margin: 0 0 0.25rem 0;
  font-weight: 500;
  letter-spacing: 0.02em;
  font-size: clamp(18px, 2.2vw, 20px);
  color: #fff;
}
.cat-overlay .cta {
  font-family: "Space Mono", monospace;
  font-size: clamp(12px, 1.2vw, 14px);
  color: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
  width: fit-content;
}
.cat-card:hover video,
.cat-card:focus video,
.cat-card:hover img,
.cat-card:focus img {
  transform: scale(1.06);
  filter: brightness(0.9) saturate(1.1);
}
.cat-card:focus-visible {
  outline: 2px solid #00ffff;
  outline-offset: 3px;
}
@media (max-width: 1024px) {
  .cat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .home-categories {
    padding: 6vh 1rem 8vh;
  }
  .cat-grid {
    grid-template-columns: 1fr;
  }
  .cat-card {
    border-radius: 6px;
  }
}

/* ============== Footer ============== */
.footer {
  background: #000;
  color: #fff;
  padding: 48px 0;
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  gap: 40px;
  justify-content: space-between;
}
.footer-left {
  max-width: 520px;
}
.footer-left .footer-logo {
  font-weight: 700;
  letter-spacing: 0.06em;
  font-size: 20px;
  margin-bottom: 8px;
}
.footer-description {
  opacity: 0.9;
  line-height: 1.5;
  margin-bottom: 14px;
}
.footer-tagline {
  margin-top: 10px;
  line-height: 1.7;
  opacity: 0.85;
  font-size: 14px;
}
@media (min-width: 1024px) {
  .footer-tagline {
    font-size: 15.5px;
  }
}
/* Footer refresh */
.footer {
  padding-bottom: max(24px, env(safe-area-inset-bottom));
  box-sizing: border-box;
  background: #000;
  color: #ddd;
  position: relative;
  padding-block-start: clamp(24px, 4vw, 56px);
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  gap: 40px;
  align-items: flex-start;
  justify-content: space-between;
}
.footer-tagline {
  color: #9aa0a6;
  font-size: 14px;
  line-height: 1.7;
  max-width: 560px;
}

.footer-right {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}
.footer-menu {
  display: flex;
  gap: 22px;
  white-space: nowrap;
  flex-wrap: nowrap;
  margin: 0;
  padding: 0;
  list-style: none;
}
.footer-menu a {
  color: #cfcfcf;
  text-decoration: none;
  font-size: 14px;
  opacity: 0.9;
}
.footer-menu a:hover {
  opacity: 1;
}
.social-links {
  display: flex;
  gap: 16px;
  align-items: center;
}
.social-links .icon {
  color: #aeb3b8;
  display: inline-flex;
}
.social-links .icon:hover {
  color: #fff;
}
.footer-bottom {
  border-top: 1px solid #333;
  margin-top: 3rem;
  padding-top: 2rem 0;
  text-align: center;
  color: #888;
  font-size: 0.7rem;
  line-height: 4; /* 줄 간격 여유 */
}
.footer-bottom p {
  margin: 10; /* 문단 기본 마진 제거해서 균형 맞추기 */
}
.footer-right,
.social-links,
.footer-menu {
  overflow: visible;
  flex-wrap: wrap;
  gap: 16px;
}
/* ============ Footer — mobile polish (<=720px) ============ */
@media (max-width: 540px) {
  /* 래퍼: 세로 스택 + 가운데 정렬 + 안전영역 여백 */
  .footer-container {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 14px;
    padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 16px);
  }

  /* 왼쪽(태그라인) 글폭/줄간격 다듬기 */
  .footer-left {
    max-width: 36ch; /* 문장 폭 제한 */
  }
  .footer-left p,
  .footer-left .footer-tagline {
    margin: 0 auto 6px;
    line-height: 1.55;
    opacity: 0.9;
  }

  /* 오른쪽 묶음: 가운데 정렬 */
  .footer-right {
    align-items: center;
    min-width: 0; /* 데스크탑용 min-width 해제 */
    gap: 10px;
  }

  /* 아이콘: 작은 배지 느낌(시선 고정 포인트) */
  .social-links {
    order: 2; /* 아이콘을 메뉴보다 위로 */
    display: flex;
    gap: 18px;
    padding: 6px 12px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 9999px;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(2px);
  }
  .social-links .social-icon {
    width: 28px;
    height: 28px;
    display: block;
    filter: grayscale(100%);
    opacity: 0.95;
  }

  /* 메뉴: 한 줄 정렬, 터치 여백 확보 */
  .footer-menu {
    order: 3;
    display: flex;
    flex-wrap: nowrap; /* 한 줄 유지 */
    gap: 22px;
    white-space: nowrap;
  }
  .footer-menu a {
    display: inline-block;
    padding: 6px 4px; /* 터치 영역 살짝↑ */
  }

  /* 구분선/카피 */
  .footer-bottom {
    margin-top: 12px;
    padding-top: 12px;
    text-align: center;
  }
}