/* =======================================
   RECO STONE — Premium Stone Veneer
   Main Stylesheet
   ======================================= */

/* --- CSS Variables (Brand Tokens) --- */
:root {
  --clr-dark:       #111111;
  --clr-dark-2:     #1e1e1e;
  --clr-dark-3:     #2a2a2a;
  --clr-mid:        #4a4a4a;
  --clr-light-mid:  #8a8a8a;
  --clr-light:      #c8c8c8;
  --clr-offwhite:   #f4f2ef;
  --clr-white:      #ffffff;
  --clr-copper:     #b5813e;
  --clr-copper-lt:  #d4a55a;
  --clr-copper-dk:  #8a5c1e;
  --clr-bg:         #0e0e0e;
  --clr-section:    #141414;
  --clr-section-2:  #111111;
  --clr-border:     rgba(255,255,255,0.08);

  --ff-serif:   'Noto Sans KR', 'Apple SD Gothic Neo', sans-serif;
  --ff-sans:    'Noto Sans KR', 'Apple SD Gothic Neo', sans-serif;
  --ff-kr:      'Noto Sans KR', 'Apple SD Gothic Neo', sans-serif;

  --fs-xs:  0.75rem;
  --fs-sm:  0.875rem;
  --fs-base: 1rem;
  --fs-md:  1.125rem;
  --fs-lg:  1.5rem;
  --fs-xl:  2rem;
  --fs-2xl: 2.75rem;
  --fs-3xl: 3.75rem;
  --fs-4xl: 5rem;

  --radius:    4px;
  --radius-md: 8px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow:    0 8px 40px rgba(0,0,0,0.5);
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.3);

  --header-h: 76px;
  --container: 1280px;
}

/* ======================================
   RESET & BASE
   ====================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; overflow-x: hidden; }
body {
  font-family: var(--ff-kr), var(--ff-sans);
  background: var(--clr-bg);
  color: var(--clr-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }
input, textarea, select {
  font-family: inherit;
  color: var(--clr-white);
}

/* ======================================
   CONTAINER
   ====================================== */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 48px;
}
@media (max-width: 768px) {
  .container { padding: 0 24px; }
}

/* ======================================
   SECTION COMMON
   ====================================== */
section {
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--clr-copper);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--ff-serif);
  font-size: clamp(2rem, 4vw, var(--fs-2xl));
  font-weight: 400;
  color: var(--clr-white);
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-sub {
  font-size: var(--fs-sm);
  color: var(--clr-light-mid);
  line-height: 1.8;
  max-width: 560px;
  margin: 0 auto;
}

/* ======================================
   BUTTONS
   ====================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  font-family: var(--ff-sans);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--clr-copper);
  color: var(--clr-white);
  border: 1px solid var(--clr-copper);
}
.btn-primary:hover {
  background: var(--clr-copper-lt);
  border-color: var(--clr-copper-lt);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(181,129,62,0.3);
}
.btn-ghost {
  background: transparent;
  color: var(--clr-white);
  border: 1px solid rgba(255,255,255,0.35);
}
.btn-ghost:hover {
  border-color: var(--clr-white);
  background: rgba(255,255,255,0.06);
  transform: translateY(-2px);
}
.btn-full { width: 100%; justify-content: center; }

/* ======================================
   HEADER
   ====================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  overflow: visible;
  height: var(--header-h);
  transition: background var(--transition), backdrop-filter var(--transition), border-color var(--transition);
  border-bottom: 1px solid transparent;
  /* 히어로 영상 위에서 로고·메뉴 가독성 확보용 상단 그라데이션 */
  background: linear-gradient(180deg, rgba(0,0,0,0.55) 0%, transparent 100%);
}
.site-header.scrolled {
  background: rgba(10, 10, 10, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--clr-border);
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 48px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-link { display: flex; align-items: center; }
.logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  /* 흰 배경 PNG → 어두운 헤더 위에서 자연스럽게 보이도록 */
  transition: opacity var(--transition), transform var(--transition);
}
.logo-img:hover {
  opacity: 0.8;
  transform: scale(1.03);
}
/* 스크롤 전: 히어로 영상 위 — 로고 컬러 그대로, 밝기 약간 올려 가독성 확보 */
.logo-img {
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.6));
}
/* 스크롤 후: 어두운 헤더 배경 위 — 컬러 로고 그대로 표시 */
.site-header.scrolled .logo-img {
  filter: drop-shadow(0 1px 4px rgba(0,0,0,0.4));
}
.site-header.scrolled .logo-img:hover { opacity: 0.8; }

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 40px;
}
.main-nav a {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  transition: color var(--transition);
}
.main-nav a:hover { color: var(--clr-white); }
.main-nav .nav-cta {
  padding: 9px 22px;
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--clr-white);
}
.main-nav .nav-cta:hover {
  background: var(--clr-copper);
  border-color: var(--clr-copper);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-white);
  transition: all var(--transition);
}

@media (max-width: 768px) {
  .header-inner {
    padding: 0 16px;
    justify-content: flex-start;
    gap: 14px;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
  }
  .logo-img { height: 44px; width: auto; }
  .menu-toggle { display: flex !important; }
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10,10,10,0.97);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateX(100%);
    transition: transform var(--transition);
  }
  .main-nav.open { transform: translateX(0); }
  .main-nav ul {
    flex-direction: column;
    gap: 32px;
    text-align: center;
  }
  .main-nav a {
    font-size: var(--fs-lg);
    letter-spacing: 0.1em;
  }
  .main-nav .nav-cta {
    padding: 12px 32px;
  }

  /* Hamburger → X */
  .menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle.open span:nth-child(2) { opacity: 0; }
  .menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* ======================================
   HERO
   ====================================== */
.hero {
  position: relative;
  height: 100svh;
  min-height: 680px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Video Wrap */
.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: none;
  /* 약간의 슬로우 줌 효과 */
  animation: videoZoom 30s ease-in-out infinite alternate;
  transform-origin: center center;
}
.hero-video.has-src { display: block; }

@keyframes videoZoom {
  0%   { transform: scale(1.0); }
  100% { transform: scale(1.07); }
}

/* Fallback Placeholder */
.hero-placeholder {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.stone-texture-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 60%, rgba(181,129,62,0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 30%, rgba(100,100,120,0.18) 0%, transparent 45%),
    linear-gradient(160deg, #0a0a0a 0%, #1c1c22 25%, #141414 50%, #1e1a16 75%, #0a0a0a 100%);
  animation: stoneShift 12s ease-in-out infinite alternate;
}
@keyframes stoneShift {
  0%   { filter: brightness(0.85) saturate(1.1); }
  100% { filter: brightness(1.0) saturate(1.3); }
}

/* 시네마틱 다층 오버레이 */
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    /* 상단: 헤더 가독성 */
    linear-gradient(180deg, rgba(0,0,0,0.45) 0%, transparent 25%),
    /* 하단: 콘텐츠 영역 강조 */
    linear-gradient(0deg, rgba(0,0,0,0.75) 0%, transparent 45%),
    /* 중앙 전체: 영상 톤 다운 */
    rgba(0,0,0,0.25);
  pointer-events: none;
}

/* 좌우 비네트 */
.hero-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at center,
    transparent 50%,
    rgba(0,0,0,0.55) 100%
  );
  pointer-events: none;
}

/* 뮤트 토글 버튼 */
.hero-sound-btn {
  position: absolute;
  bottom: 36px;
  right: 36px;
  z-index: 10;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.7);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
}
.hero-sound-btn:hover {
  background: rgba(181,129,62,0.6);
  border-color: var(--clr-copper);
  color: var(--clr-white);
  transform: scale(1.08);
}

/* Hero Content */
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 920px;
  padding: 0 24px;
}

/* 브랜드 라인 */
.hero-line {
  width: 0;
  height: 1px;
  background: var(--clr-copper);
  margin: 0 auto 28px;
  animation: heroLineIn 1.2s cubic-bezier(0.4,0,0.2,1) 0.2s forwards;
}
@keyframes heroLineIn {
  from { width: 0; opacity: 0; }
  to   { width: 64px; opacity: 1; }
}

.hero-eyebrow {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.45em;
  color: var(--clr-copper-lt);
  text-transform: uppercase;
  margin-bottom: 20px;
  text-shadow: 0 1px 12px rgba(0,0,0,0.6);
}
.hero-title {
  font-family: var(--ff-serif);
  font-size: clamp(2.8rem, 7vw, var(--fs-4xl));
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--clr-white);
  text-shadow: 0 4px 32px rgba(0,0,0,0.5);
  margin-bottom: 24px;
}
.hero-title em {
  font-style: normal;
  color: var(--clr-copper-lt);
  text-shadow: 0 0 40px rgba(181,129,62,0.3);
}
.hero-desc {
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.75);
  line-height: 1.85;
  margin-bottom: 44px;
  text-shadow: 0 1px 8px rgba(0,0,0,0.5);
}
.hero-btns {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.br-pc { display: block; }

/* Scroll hint — 뮤트 버튼 왼쪽에 위치 */
.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: color var(--transition);
  animation: scrollBounce 2.2s ease-in-out infinite;
}
.hero-scroll-hint:hover { color: rgba(255,255,255,0.8); }
.hero-scroll-hint i { font-size: 0.7rem; }
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  55%       { transform: translateX(-50%) translateY(7px); }
}

@media (max-width: 600px) {
  .hero-title { font-size: 2.4rem; }
  .hero-desc { font-size: var(--fs-base); }
  .br-pc { display: none; }
  .hero-btns { flex-direction: column; align-items: stretch; padding: 0 24px; }
  .hero-sound-btn { bottom: 24px; right: 20px; width: 40px; height: 40px; }
  .hero-scroll-hint { display: none; }
}

/* ======================================
   BRAND FEATURES
   ====================================== */
.features {
  background: var(--clr-section);
  padding: 120px 0;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}
.feature-card {
  padding: 56px 40px;
  background: var(--clr-dark-2);
  transition: background var(--transition);
  border: 1px solid var(--clr-border);
}
.feature-card:hover { background: var(--clr-dark-3); }
.feature-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(181,129,62,0.3);
  color: var(--clr-copper);
  font-size: 1.2rem;
  margin-bottom: 28px;
  transition: all var(--transition);
}
.feature-card:hover .feature-icon {
  background: rgba(181,129,62,0.1);
  border-color: var(--clr-copper);
}
.feature-card h3 {
  font-family: var(--ff-serif);
  font-size: 1.35rem;
  font-weight: 400;
  margin-bottom: 12px;
  color: var(--clr-white);
}
.feature-card p {
  font-size: var(--fs-sm);
  color: var(--clr-light-mid);
  line-height: 1.75;
}

@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .features-grid { grid-template-columns: 1fr; }
  .features { padding: 80px 0; }
}

/* ======================================
   PRODUCTS / PATTERNS
   ====================================== */
.products {
  background: var(--clr-bg);
  padding: 120px 0;
}

.pattern-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.tab-btn {
  padding: 9px 22px;
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-light-mid);
  border: 1px solid rgba(255,255,255,0.1);
  background: transparent;
  transition: all var(--transition);
}
.tab-btn:hover { color: var(--clr-white); border-color: rgba(255,255,255,0.3); }
.tab-btn.active {
  background: var(--clr-copper);
  color: var(--clr-white);
  border-color: var(--clr-copper);
}

.patterns-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}

.pattern-card {
  background: var(--clr-dark-2);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.pattern-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  z-index: 2;
}

.pattern-card.hidden { display: none; }

.pattern-img-wrap {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  cursor: pointer;
}
/* 실제 제품 사진 스타일 */
.pattern-real-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
  display: block;
}
/* 이미지 90도 회전 — 세로 사진을 가로 비율 카드에 맞춤 */
.pattern-real-img.rotated {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: rotate(90deg) scale(1.35);
  transform-origin: center center;
}
.pattern-card:hover .pattern-real-img.rotated {
  transform: rotate(90deg) scale(1.42);
}
.pattern-card:hover .pattern-real-img:not(.rotated) {
  transform: scale(1.05);
}

/* 제품 분류 배지 */
.pattern-type-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 10px;
  background: rgba(181,129,62,0.85);
  backdrop-filter: blur(4px);
  font-family: var(--ff-sans);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: #fff;
  text-transform: uppercase;
  pointer-events: none;
}

/* 탭 범위 숫자 표시 */
.tab-range {
  display: inline-block;
  font-size: 9px;
  letter-spacing: 0.05em;
  opacity: 0.7;
  margin-left: 3px;
  font-weight: 400;
}
.pattern-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 16px;
  transition: transform var(--transition);
}
.pattern-card:hover .pattern-placeholder {
  transform: scale(1.05);
}
.pattern-texture-label {
  font-family: var(--ff-sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
}
.pattern-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}
.pattern-img-wrap:hover .pattern-overlay { opacity: 1; }
.pattern-inquiry-btn {
  display: inline-block;
  padding: 10px 22px;
  border: 1px solid rgba(255,255,255,0.6);
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-white);
  transition: all var(--transition);
}
.pattern-inquiry-btn:hover {
  background: var(--clr-copper);
  border-color: var(--clr-copper);
}

.pattern-info {
  padding: 22px 24px 26px;
}
.pattern-info h4 {
  font-family: var(--ff-serif);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--clr-white);
  margin-bottom: 6px;
}
.pattern-info p {
  font-size: 12px;
  color: var(--clr-light-mid);
  margin-bottom: 10px;
  line-height: 1.5;
}
.pattern-code {
  font-family: var(--ff-sans);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-copper);
}

.pattern-cta {
  text-align: center;
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid var(--clr-border);
}
.pattern-cta p {
  font-size: var(--fs-sm);
  color: var(--clr-light-mid);
  margin-bottom: 24px;
}

@media (max-width: 1200px) {
  .patterns-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .patterns-grid { grid-template-columns: repeat(2, 1fr); }
  .products { padding: 80px 0; }
}
@media (max-width: 400px) {
  .patterns-grid { grid-template-columns: 1fr; }
}

/* ======================================
   APPLICATIONS
   ====================================== */
.applications {
  background: var(--clr-section);
  padding: 120px 0;
}
.app-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.app-card {
  position: relative;
  overflow: hidden;
  cursor: default;
}
.app-card--large {
  grid-row: span 2;
}
.app-img-wrap {
  position: relative;
  width: 100%;
  height: 280px;
  overflow: hidden;
}
.app-card--large .app-img-wrap {
  height: 100%;
  min-height: 562px;
}
.app-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: rgba(255,255,255,0.1);
  transition: transform var(--transition), filter var(--transition);
}
.app-card:hover .app-placeholder {
  transform: scale(1.04);
  filter: brightness(1.2);
}
.app-real-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.app-card:hover .app-real-img {
  transform: scale(1.05);
}
.app-overlay-dark {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.45) 100%);
  pointer-events: none;
}
.app-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 28px 32px;
  background: linear-gradient(0deg, rgba(0,0,0,0.85) 0%, transparent 100%);
}
.app-label h3 {
  font-family: var(--ff-serif);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--clr-white);
  margin-bottom: 4px;
}
.app-label p {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-copper);
}

@media (max-width: 900px) {
  .app-grid { grid-template-columns: repeat(2, 1fr); }
  .app-card--large { grid-row: auto; }
  .app-card--large .app-img-wrap { min-height: 280px; }
}
@media (max-width: 600px) {
  .app-grid { grid-template-columns: 1fr; }
  .applications { padding: 80px 0; }
}

/* ======================================
   VIDEOS SECTION
   ====================================== */
.videos-section {
  background: var(--clr-dark);
  padding: 120px 0;
}
.videos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 64px;
}
.video-card {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: 2px;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.video-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4);
}
.video-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  overflow: hidden;
}
.video-wrap video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border: none;
}
.video-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  border: none;
}
.video-wrap iframe.hidden {
  display: none;
}
.video-thumb {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  cursor: pointer;
}
.video-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(0,0,0,0.7);
  border: 2px solid rgba(255,255,255,0.8);
  color: #fff;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  z-index: 2;
  padding-left: 4px;
}
.video-play-btn:hover {
  background: var(--clr-copper);
  border-color: var(--clr-copper);
  transform: translate(-50%, -50%) scale(1.1);
}
.video-fallback {
  display: none;
  position: absolute;
  inset: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #111;
  color: rgba(255,255,255,0.3);
  gap: 12px;
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
}
.video-fallback i { font-size: 2rem; color: var(--clr-copper); }
.video-wrap.video-error video { display: none; }
.video-wrap.video-error .video-fallback { display: flex; }
.video-info {
  padding: 24px 26px 28px;
}
.video-tag {
  display: inline-block;
  font-family: var(--ff-sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-copper);
  margin-bottom: 10px;
}
.video-info h4 {
  font-family: var(--ff-serif);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--clr-white);
  margin-bottom: 8px;
  line-height: 1.3;
}
.video-info p {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
}

@media (max-width: 900px) {
  .videos-grid { grid-template-columns: 1fr; gap: 24px; }
  .videos-section { padding: 80px 0; }
}

/* ======================================
   PROJECTS
   ====================================== */
.projects {
  background: var(--clr-bg);
  padding: 120px 0;
}

.project-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.proj-tab-btn {
  padding: 9px 22px;
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-light-mid);
  border: 1px solid rgba(255,255,255,0.1);
  background: transparent;
  transition: all var(--transition);
}
.proj-tab-btn:hover { color: var(--clr-white); border-color: rgba(255,255,255,0.3); }
.proj-tab-btn.active {
  background: var(--clr-copper);
  color: var(--clr-white);
  border-color: var(--clr-copper);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.project-card {
  background: var(--clr-dark-2);
  overflow: hidden;
  transition: transform var(--transition);
}
.project-card:hover { transform: translateY(-3px); }
.project-card.hidden { display: none; }

.project-img-wrap {
  position: relative;
  height: 220px;
  overflow: hidden;
}
.project-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: rgba(255,255,255,0.08);
  transition: transform var(--transition);
}
.project-card:hover .project-placeholder { transform: scale(1.05); }

.project-real-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.project-card:hover .project-real-img { transform: scale(1.05); }
.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.55) 100%);
  pointer-events: none;
}

.project-info {
  padding: 24px 28px 28px;
}
.project-cat {
  display: inline-block;
  font-family: var(--ff-sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-copper);
  margin-bottom: 10px;
}
.project-info h4 {
  font-family: var(--ff-serif);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--clr-white);
  margin-bottom: 8px;
  line-height: 1.3;
}
.project-info p {
  font-size: var(--fs-xs);
  color: var(--clr-light-mid);
  line-height: 1.7;
}
.project-info em {
  font-style: normal;
  color: rgba(255,255,255,0.35);
}

@media (max-width: 900px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .projects-grid { grid-template-columns: 1fr; }
  .projects { padding: 80px 0; }
}

/* ======================================
   TRUST BANNER
   ====================================== */
.trust-banner {
  background: var(--clr-copper-dk);
  padding: 80px 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2px;
}
.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 14px;
  padding: 40px 20px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.15);
}
.trust-item:last-child { border-right: none; }
.trust-num {
  font-family: var(--ff-serif);
  font-size: clamp(2.4rem, 4.5vw, 3.4rem);
  font-weight: 300;
  color: var(--clr-white);
  letter-spacing: -0.02em;
}
.trust-label {
  font-family: var(--ff-sans);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
}


@media (max-width: 900px) {
  .trust-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); }
  .trust-item:nth-child(4), .trust-item:nth-child(5) { border-bottom: none; }
}
@media (max-width: 480px) {
  .trust-grid { grid-template-columns: 1fr; }
  .trust-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); }
  .trust-item:last-child { border-bottom: none; }
}

/* ======================================
   CONTACT
   ====================================== */
.contact {
  background: var(--clr-section);
  padding: 120px 0;
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}
.contact-info .section-title {
  text-align: left;
  margin-bottom: 16px;
  font-size: var(--fs-xl);
}
.contact-info .section-tag {
  display: block;
  text-align: left;
  margin-bottom: 12px;
}
.contact-desc {
  font-size: var(--fs-sm);
  color: var(--clr-light-mid);
  line-height: 1.8;
  margin-bottom: 40px;
}
.contact-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}
.contact-details li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: var(--fs-sm);
  color: var(--clr-light);
  line-height: 1.6;
}
.contact-details i {
  color: var(--clr-copper);
  width: 18px;
  text-align: center;
  flex-shrink: 0;
  margin-top: 3px;
}
.contact-brands {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.brand-tag {
  padding: 6px 14px;
  border: 1px solid var(--clr-border);
  font-family: var(--ff-sans);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--clr-light-mid);
}

/* Form */
.contact-form-wrap {
  position: relative;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group label {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-light-mid);
}
.form-group label em {
  color: var(--clr-copper);
  font-style: normal;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--clr-border);
  padding: 13px 16px;
  font-size: var(--fs-sm);
  color: var(--clr-white);
  outline: none;
  transition: border-color var(--transition), background var(--transition);
  appearance: none;
  -webkit-appearance: none;
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238a8a8a' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}
.form-group select option {
  background: var(--clr-dark-2);
  color: var(--clr-white);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-copper);
  background: rgba(181,129,62,0.04);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255,255,255,0.2);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--clr-copper);
  cursor: pointer;
  margin-top: 2px;
}
.form-check label {
  font-size: var(--fs-xs);
  color: var(--clr-light-mid);
  line-height: 1.6;
  cursor: pointer;
}
.form-check label em {
  color: var(--clr-copper);
  font-style: normal;
}

/* Success State */
.form-success {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 16px;
  padding: 80px 40px;
  border: 1px solid var(--clr-border);
  background: rgba(181,129,62,0.05);
}
.form-success.active { display: flex; }
.form-success i {
  font-size: 3rem;
  color: var(--clr-copper);
}
.form-success h3 {
  font-family: var(--ff-serif);
  font-size: 1.6rem;
  font-weight: 400;
}
.form-success p {
  font-size: var(--fs-sm);
  color: var(--clr-light-mid);
}

/* Error state */
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: #e05555;
}

@media (max-width: 900px) {
  .contact-inner { grid-template-columns: 1fr; gap: 56px; }
}
@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
  .contact { padding: 80px 0; }
}

/* ======================================
   FOOTER
   ====================================== */
.site-footer {
  background: var(--clr-dark);
  border-top: 1px solid var(--clr-border);
  padding-top: 80px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
  gap: 48px;
  padding-bottom: 64px;
  border-bottom: 1px solid var(--clr-border);
}
.footer-logo {
  width: 100%;
  max-width: 260px;
  height: auto;
  object-fit: contain;
  object-position: left center;
  margin-bottom: 18px;
  display: block;
  opacity: 0.9;
}
/* JS Canvas로 흰 배경 제거 후 canvas로 대체 */
.footer-logo-canvas {
  width: 100%;
  max-width: 260px;
  height: auto;
  display: block;
  margin-bottom: 18px;
  opacity: 0.9;
}
.footer-tagline {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  line-height: 1.8;
}
.footer-nav h5,
.footer-products h5,
.footer-contact h5 {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--clr-copper);
  margin-bottom: 20px;
}
.footer-nav ul,
.footer-products ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-nav a,
.footer-products a {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.45);
  transition: color var(--transition);
}
.footer-nav a:hover,
.footer-products a:hover { color: var(--clr-white); }
.footer-contact p {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.45);
  line-height: 2.1;
}
.footer-contact i {
  color: var(--clr-copper);
  margin-right: 8px;
  width: 14px;
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-copy {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.25);
  letter-spacing: 0.05em;
  white-space: nowrap;
  margin: 0;
}
.footer-legal {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.25);
}
.footer-legal a {
  transition: color var(--transition);
}
.footer-legal a:hover { color: rgba(255,255,255,0.6); }

@media (max-width: 1024px) {
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 600px) {
  .footer-inner { grid-template-columns: 1fr; }
  .site-footer { padding-top: 56px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .footer-copy { white-space: normal; }
  .footer-logo { max-width: 180px; }
}


/* ======================================
   EVENT POPUP
   ====================================== */

/* 전체 오버레이 — 화면 전체 고정 */
.event-popup-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.78);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  box-sizing: border-box;
}
.event-popup-overlay.hidden {
  display: none !important;
}
@keyframes epFadeIn  { from{opacity:0} to{opacity:1} }
@keyframes epSlideUp { from{opacity:0;transform:translateY(28px)} to{opacity:1;transform:translateY(0)} }

/* 팝업 컨테이너 — 좌우 2단 */
.event-popup {
  position: relative;
  display: flex;
  flex-direction: row;
  width: 620px;
  max-width: 100%;
  height: 380px;
  background: #0d0d0d;
  border: 1px solid rgba(181,129,62,0.45);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.95);
  animation: epSlideUp 0.4s ease both;
  flex-shrink: 0;
}

/* ── 닫기 버튼 ── */
.event-popup-close {
  position: absolute;
  top: 10px; right: 10px;
  z-index: 30;
  width: 30px; height: 30px;
  background: rgba(0,0,0,0.65);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 50%;
  color: rgba(255,255,255,0.85);
  font-size: 0.8rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
  line-height: 1;
  padding: 0;
}
.event-popup-close:hover { background: #b5813e; border-color: #b5813e; color: #fff; }

/* ── 왼쪽 이미지 패널 ── */
.event-popup-img {
  position: relative;
  width: 260px;
  min-width: 260px;
  height: 100%;
  overflow: hidden;
}
/* 이미지를 부모에 꽉 채움 */
.event-popup-img > img {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
/* 어두운 오버레이 */
.event-popup-img-overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.50);
  z-index: 1;
}
/* EVENT 글자 — 정중앙에 강하게 */
.event-popup-event-text {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  font-size: 2.6rem;
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0.12em;
  color: #ffffff;
  white-space: nowrap;
  line-height: 1;
  pointer-events: none;
  user-select: none;
  text-shadow:
    0 0 20px rgba(181,129,62,1),
    0 0 50px rgba(181,129,62,0.7),
    0 0 90px rgba(181,129,62,0.4),
    0 2px 8px rgba(0,0,0,0.9);
}

/* ── 오른쪽 텍스트 패널 ── */
.event-popup-body {
  flex: 1;
  min-width: 0;
  height: 100%;
  padding: 26px 22px 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0;
  overflow: hidden;
  background: #0d0d0d;
  box-sizing: border-box;
}
.event-popup-badge {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #d4a55a;
  border: 1px solid rgba(181,129,62,0.55);
  padding: 3px 9px;
  border-radius: 2px;
  margin-bottom: 10px;
  width: fit-content;
}
.event-popup-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 10px;
  word-break: keep-all;
}
.event-popup-divider {
  width: 32px; height: 2px;
  background: linear-gradient(90deg, #b5813e, transparent);
  margin-bottom: 10px;
  flex-shrink: 0;
}
.event-popup-desc {
  font-size: 0.83rem;
  color: rgba(255,255,255,0.78);
  line-height: 1.85;
  margin-bottom: 11px;
  word-break: keep-all;
}
.event-popup-desc strong { color: #fff; font-weight: 600; }
.event-popup-highlight {
  font-style: normal;
  font-size: 1.45rem;
  font-weight: 800;
  color: #d4a55a;
}
.event-popup-period {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 14px;
  padding: 7px 11px;
  background: rgba(255,255,255,0.04);
  border-left: 2px solid #b5813e;
  border-radius: 2px;
  flex-shrink: 0;
}
.event-popup-period i { color: #d4a55a; font-size: 0.78rem; }
.event-popup-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  background: linear-gradient(135deg, #8a5c1e, #b5813e);
  color: #fff;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 11px 16px;
  border-radius: 3px;
  text-decoration: none;
  margin-bottom: 11px;
  transition: opacity 0.2s;
  flex-shrink: 0;
}
.event-popup-btn:hover { opacity: 0.82; color: #fff; }
.event-popup-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.event-popup-today {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  color: rgba(255,255,255,0.28);
  cursor: pointer;
  user-select: none;
}
.event-popup-today input { accent-color: #b5813e; cursor: pointer; width:12px; height:12px; }
.event-popup-today:hover { color: rgba(255,255,255,0.55); }

/* ── 모바일 (560px 이하) — 세로 스택 ── */
@media (max-width: 560px) {
  .event-popup-overlay { padding: 12px; align-items: center; }
  .event-popup {
    flex-direction: column;
    width: 100%;
    max-width: 360px;
    height: auto;
    max-height: calc(100vh - 24px);
  }
  .event-popup-img {
    width: 100%;
    min-width: 0;
    height: 150px;
    flex-shrink: 0;
  }
  .event-popup-event-text { font-size: 2rem; }
  .event-popup-body {
    padding: 18px 16px 14px;
    overflow-y: auto;
    height: auto;
    justify-content: flex-start;
  }
  .event-popup-title { font-size: 1.05rem; }
  .event-popup-highlight { font-size: 1.2rem; }
  .event-popup-period { font-size: 0.75rem; margin-bottom: 10px; }
  .event-popup-btn { padding: 10px 14px; font-size: 0.82rem; margin-bottom: 9px; }
}

/* ======================================
   FLOATING CTA
   ====================================== */
.float-cta {
  position: fixed;
  bottom: 36px;
  right: 32px;
  z-index: 900;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  background: var(--clr-copper);
  color: var(--clr-white);
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  box-shadow: 0 8px 32px rgba(181,129,62,0.5);
  transition: all var(--transition);
  transform: translateY(0);
}
.float-cta i { font-size: 1rem; }
.float-cta:hover {
  background: var(--clr-copper-lt);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(181,129,62,0.6);
}
.float-cta.hidden { opacity: 0; pointer-events: none; transform: translateY(16px); }

@media (max-width: 600px) {
  .float-cta span { display: none; }
  .float-cta {
    width: 52px;
    height: 52px;
    padding: 0;
    justify-content: center;
    border-radius: 50%;
    bottom: 24px;
    right: 20px;
  }
}

/* ======================================
   LIGHTBOX
   ====================================== */
.lb-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99998;
  background: rgba(0,0,0,0.92);
  align-items: center;
  justify-content: center;
  animation: lbFadeIn 0.25s ease;
}
.lb-overlay.active { display: flex; }
@keyframes lbFadeIn { from{opacity:0} to{opacity:1} }

.lb-img-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 60px 80px 80px;
  box-sizing: border-box;
}
.lb-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.8);
  animation: lbImgIn 0.2s ease;
  display: block;
}
@keyframes lbImgIn { from{opacity:0;transform:scale(0.96)} to{opacity:1;transform:scale(1)} }

/* 닫기 버튼 */
.lb-close {
  position: fixed;
  top: 18px; right: 18px;
  z-index: 10;
  width: 44px; height: 44px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  color: #fff;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
}
.lb-close:hover { background: #b5813e; border-color: #b5813e; }

/* 이전/다음 버튼 */
.lb-prev, .lb-next {
  position: fixed;
  top: 50%; transform: translateY(-50%);
  z-index: 10;
  width: 48px; height: 48px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 50%;
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
}
.lb-prev { left: 16px; }
.lb-next { right: 16px; }
.lb-prev:hover, .lb-next:hover { background: #b5813e; border-color: #b5813e; }
.lb-prev:disabled, .lb-next:disabled { opacity: 0.25; pointer-events: none; }

/* 캡션 */
.lb-caption {
  position: fixed;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.65);
  color: rgba(255,255,255,0.9);
  font-size: 0.85rem;
  padding: 8px 20px;
  border-radius: 20px;
  white-space: nowrap;
  max-width: 90vw;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: 0.03em;
}

/* 카운터 */
.lb-counter {
  position: fixed;
  top: 22px; left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.45);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
}

/* 카드 hover — 클릭 가능 표시 */
.project-card { cursor: pointer; }
.project-img-wrap::after {
  content: '\f00e';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: rgba(255,255,255,0.0);
  background: rgba(0,0,0,0);
  transition: all 0.3s ease;
  z-index: 3;
}
.project-card:hover .project-img-wrap::after {
  color: rgba(255,255,255,0.9);
  background: rgba(0,0,0,0.35);
}

@media (max-width: 600px) {
  .lb-img-wrap { padding: 54px 12px 70px; }
  .lb-prev { left: 6px; }
  .lb-next { right: 6px; }
  .lb-caption { font-size: 0.75rem; padding: 6px 14px; bottom: 16px; }
}

/* ======================================
   AOS OVERRIDES
   ====================================== */
[data-aos] { will-change: transform, opacity; }

/* ======================================
   UTILITY
   ====================================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--clr-dark); }
::-webkit-scrollbar-thumb { background: var(--clr-mid); }
::-webkit-scrollbar-thumb:hover { background: var(--clr-light-mid); }

/* Selection */
::selection { background: rgba(181,129,62,0.3); color: var(--clr-white); }