/* ============================================
   AXIS 압력이동양말 — 메인 스타일시트
   ============================================ */

/* 구글 폰트 및 기본 리셋 */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --accent: #7B5EA7;
  --accent2: #E8A630;
  --accent3: #6CC5A3;
  --dark: #0F0F14;
  --dark2: #1A1A24;
  --mid: #2B2B3A;
  --light: #F5F4F0;
  --white: #ffffff;
  --text-muted: #888899;
  --radius: 18px;
  --trans: 0.38s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Outfit', 'Noto Sans KR', sans-serif;
  background: var(--dark);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
}

img { display: block; width: 100%; height: 100%; object-fit: cover; }
a { text-decoration: none; color: inherit; }

/* ===== 공통 섹션 ===== */
.section-container { max-width: 1280px; margin: 0 auto; padding: 0 40px; }

.section-header { text-align: center; margin-bottom: 64px; }

.section-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--accent);
  background: rgba(123,94,167,0.13);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 20px;
  text-transform: uppercase;
}
.section-tag.light { color: var(--accent2); background: rgba(232,166,48,0.15); }

.section-title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 18px;
}
.section-title.light { color: var(--white); }

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.8;
}
.section-desc.light { color: rgba(255,255,255,0.65); }

/* ===== 버튼 ===== */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--accent), #5a3f88);
  color: #fff;
  padding: 15px 36px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 0.97rem;
  letter-spacing: 0.03em;
  transition: var(--trans);
  box-shadow: 0 8px 30px rgba(123,94,167,0.35);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 14px 40px rgba(123,94,167,0.5); }
.btn-primary.large { padding: 18px 48px; font-size: 1.08rem; }

.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  border: 2px solid rgba(255,255,255,0.3);
  color: #fff;
  padding: 13px 34px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.97rem;
  transition: var(--trans);
  backdrop-filter: blur(8px);
}
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.08); }

.btn-outline-light {
  display: inline-flex; align-items: center; gap: 8px;
  border: 2px solid rgba(255,255,255,0.5);
  color: #fff;
  padding: 16px 44px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 1.08rem;
  transition: var(--trans);
}
.btn-outline-light:hover { background: rgba(255,255,255,0.1); border-color: #fff; }

/* ===== 네비게이션 ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  transition: background var(--trans), backdrop-filter var(--trans), box-shadow var(--trans);
  padding: 0 40px;
}
.navbar.scrolled {
  background: rgba(15,15,20,0.92);
  backdrop-filter: blur(20px);
  box-shadow: 0 2px 30px rgba(0,0,0,0.4);
}

.nav-container {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}

.nav-logo {
  font-family: 'Outfit', sans-serif;
  font-size: 1.8rem; font-weight: 900;
  letter-spacing: 0.12em;
  background: linear-gradient(135deg, #fff 40%, var(--accent3));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex; gap: 36px; list-style: none;
}
.nav-link {
  font-size: 0.93rem; font-weight: 500; color: rgba(255,255,255,0.75);
  transition: color var(--trans); letter-spacing: 0.02em;
}
.nav-link:hover { color: #fff; }

.nav-cta {
  background: var(--accent); color: #fff;
  padding: 10px 26px; border-radius: 100px;
  font-size: 0.9rem; font-weight: 700;
  transition: var(--trans);
}
.nav-cta:hover { background: #6040a0; transform: translateY(-2px); }

.mobile-menu-btn {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.mobile-menu-btn span {
  display: block; width: 24px; height: 2px;
  background: #fff; border-radius: 2px;
  transition: var(--trans);
}
.mobile-menu {
  display: none; flex-direction: column; padding: 16px 40px 24px;
  background: rgba(15,15,20,0.97); backdrop-filter: blur(20px);
}
.mobile-link {
  padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,0.07);
  font-size: 1rem; color: rgba(255,255,255,0.8);
}
.mobile-cta {
  margin-top: 12px; background: var(--accent);
  padding: 12px 24px; border-radius: 100px;
  text-align: center; color: #fff; font-weight: 700;
  border: none;
}

/* ===== 히어로 ===== */
.hero {
  position: relative; height: 100vh; min-height: 680px;
  overflow: hidden;
}

.hero-slides { position: absolute; inset: 0; }
.hero-slide {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: 0; transition: opacity 1.2s ease;
}
.hero-slide.active { opacity: 1; }

.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    135deg,
    rgba(15,15,20,0.78) 0%,
    rgba(15,15,20,0.35) 60%,
    rgba(15,15,20,0.6) 100%
  );
}

.hero-content {
  position: relative; z-index: 2;
  display: flex; flex-direction: column; justify-content: center;
  height: 100%; max-width: 1280px; margin: 0 auto; padding: 0 40px;
  padding-top: 80px;
}

.hero-badge {
  display: inline-block;
  font-size: 11px; font-weight: 700; letter-spacing: 0.2em;
  color: var(--accent2);
  background: rgba(232,166,48,0.18);
  padding: 6px 18px; border-radius: 100px;
  margin-bottom: 28px; width: fit-content;
  animation: fadeUp 0.8s 0.2s both;
}

.hero-title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2.8rem, 7vw, 6rem);
  font-weight: 900;
  line-height: 1.08;
  margin-bottom: 28px;
}
.title-line { display: block; animation: fadeUp 0.8s 0.35s both; }
.title-line.accent {
  animation-delay: 0.5s;
  background: linear-gradient(135deg, var(--accent3) 0%, var(--accent) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: clamp(1rem, 1.6vw, 1.18rem);
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
  max-width: 520px;
  margin-bottom: 40px;
  animation: fadeUp 0.8s 0.65s both;
}

.hero-actions {
  display: flex; gap: 16px; flex-wrap: wrap;
  animation: fadeUp 0.8s 0.8s both;
}

.hero-indicators {
  position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 10px; z-index: 3;
}
.indicator {
  width: 8px; height: 8px; border-radius: 100px;
  background: rgba(255,255,255,0.35); border: none; cursor: pointer;
  transition: var(--trans);
}
.indicator.active { width: 28px; background: var(--accent3); }

.scroll-hint {
  position: absolute; right: 50px; bottom: 50px; z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-size: 10px; letter-spacing: 0.18em; color: rgba(255,255,255,0.45);
  text-transform: uppercase;
}
.scroll-line {
  width: 1px; height: 50px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
  animation: scrollPulse 2s infinite;
}

/* ===== 기능 소개 ===== */
.features {
  padding: 120px 0;
  background: var(--dark2);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 40px 32px;
  transition: var(--trans);
  position: relative; overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent3));
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--trans);
}
.feature-card:hover { transform: translateY(-8px); border-color: rgba(123,94,167,0.3); background: rgba(123,94,167,0.07); }
.feature-card:hover::before { transform: scaleX(1); }

.feature-icon { font-size: 2.4rem; margin-bottom: 20px; }
.feature-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 14px; }
.feature-text { font-size: 0.92rem; color: var(--text-muted); line-height: 1.75; }

/* ===== 상세 섹션 ===== */
.detail {
  padding: 120px 0;
  background: var(--dark);
}

.detail-gallery {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 32px;
  margin-bottom: 64px;
  min-height: 600px;
}

.detail-main-img {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--mid);
  position: relative;
  max-height: 700px;
}
.detail-main-img img {
  width: 100%; height: 100%;
  object-fit: contain;
  background: #1e1e2a;
  transition: transform 0.5s ease;
}
.detail-main-img:hover img { transform: scale(1.03); }

.detail-thumbs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(5, 120px);
  gap: 10px;
}

.thumb-item {
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--trans);
  background: var(--mid);
}
.thumb-item img { object-fit: cover; }
.thumb-item:hover { border-color: rgba(123,94,167,0.5); transform: scale(1.03); }
.thumb-item.active { border-color: var(--accent); }

/* 서브 이미지 */
.sub-images {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.sub-img-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 3/4;
  cursor: pointer;
}
.sub-img-wrap img { transition: transform 0.5s ease; }
.sub-img-wrap:hover img { transform: scale(1.06); }

.sub-img-label {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 28px 24px 20px;
  background: linear-gradient(to top, rgba(0,0,0,0.75), transparent);
  font-size: 0.95rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  transform: translateY(8px); opacity: 0;
  transition: var(--trans);
}
.sub-img-wrap:hover .sub-img-label { transform: translateY(0); opacity: 1; }

/* ===== 착용 이미지 섹션 ===== */
.wearing {
  padding: 120px 0 0;
  background: linear-gradient(180deg, var(--dark2) 0%, var(--dark) 100%);
}

.wearing-header {
  text-align: center;
  padding: 0 40px;
  margin-bottom: 64px;
}

/* 마소너리 갤러리 */
.wearing-masonry {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding: 0 40px;
  margin-bottom: 12px;
}

.masonry-col {
  display: flex; flex-direction: column; gap: 12px;
}

.masonry-item {
  border-radius: 14px;
  overflow: hidden;
  flex: 1;
  min-height: 220px;
  position: relative;
  cursor: pointer;
}
.masonry-item.tall { min-height: 340px; flex: 1.5; }
.masonry-item img { transition: transform 0.5s ease; }
.masonry-item:hover img { transform: scale(1.05); }

/* 착용 배너 */
.wearing-banner {
  position: relative;
  height: 380px;
  overflow: hidden;
  margin-top: 12px;
}
.wearing-banner img { object-position: center 30%; }
.wearing-banner-text {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(15,15,20,0.6), rgba(123,94,167,0.35));
  text-align: center;
}
.wearing-banner-text p {
  font-size: clamp(1.6rem, 3.5vw, 2.8rem);
  font-weight: 800; letter-spacing: -0.01em;
  margin-bottom: 12px;
}
.wearing-banner-text span {
  font-size: 0.95rem; letter-spacing: 0.18em;
  color: rgba(255,255,255,0.6); text-transform: uppercase;
}

/* ===== 컬러 팔레트 ===== */
.colors {
  padding: 120px 0;
  background: var(--dark);
}

.color-swatches {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.swatch {
  width: 90px; height: 90px;
  border-radius: 50%;
  cursor: pointer;
  position: relative;
  transition: var(--trans);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}
.swatch span {
  position: absolute;
  bottom: -26px; left: 50%; transform: translateX(-50%);
  font-size: 0.78rem; color: var(--text-muted);
  white-space: nowrap; font-weight: 500;
}
.swatch:hover { transform: scale(1.18) translateY(-6px); box-shadow: 0 16px 36px rgba(0,0,0,0.45); }

/* ===== 구매 CTA ===== */
.purchase {
  position: relative;
  padding: 140px 40px;
  text-align: center;
  overflow: hidden;
}
.purchase-bg {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, #1a0a2e 0%, #2d1b5e 40%, #0a1a2e 100%);
}
.purchase-bg::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(123,94,167,0.35) 0%, transparent 70%);
}
.purchase-content { position: relative; z-index: 1; }
.purchase-title {
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 900; margin-bottom: 20px; margin-top: 16px;
}
.purchase-desc {
  font-size: 1.1rem; color: rgba(255,255,255,0.65);
  margin-bottom: 48px;
}
.purchase-actions { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }

/* ===== 푸터 ===== */
.footer { background: #0a0a0f; padding: 80px 40px 0; }
.footer-container {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 2fr;
  gap: 80px; padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.footer-logo {
  font-family: 'Outfit', sans-serif;
  font-size: 2rem; font-weight: 900; letter-spacing: 0.12em;
  margin-bottom: 10px;
}
.footer-tagline { font-size: 0.88rem; color: var(--text-muted); letter-spacing: 0.06em; }

.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.footer-col h4 {
  font-size: 0.88rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: rgba(255,255,255,0.5);
  margin-bottom: 18px;
}
.footer-col a {
  display: block; font-size: 0.92rem; color: rgba(255,255,255,0.65);
  margin-bottom: 10px; transition: color var(--trans);
}
.footer-col a:hover { color: #fff; }

.footer-bottom {
  max-width: 1280px; margin: 0 auto;
  padding: 24px 0;
  font-size: 0.82rem; color: rgba(255,255,255,0.28);
  text-align: center;
}

/* ===== 라이트박스 ===== */
.lightbox {
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,0.94);
  display: none; align-items: center; justify-content: center;
  backdrop-filter: blur(12px);
}
.lightbox.open { display: flex; }
.lightbox-img {
  max-width: 88vw; max-height: 88vh;
  object-fit: contain; border-radius: 14px;
  width: auto; height: auto;
}
.lightbox-close {
  position: absolute; top: 28px; right: 36px;
  font-size: 1.6rem; color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.08); border: none;
  width: 46px; height: 46px; border-radius: 50%;
  cursor: pointer; transition: var(--trans);
}
.lightbox-close:hover { background: rgba(255,255,255,0.18); color: #fff; }
.lightbox-prev, .lightbox-next {
  position: absolute; top: 50%; transform: translateY(-50%);
  font-size: 2.2rem; color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.08); border: none;
  width: 54px; height: 54px; border-radius: 50%;
  cursor: pointer; transition: var(--trans);
}
.lightbox-prev:hover, .lightbox-next:hover { background: rgba(255,255,255,0.18); color: #fff; }
.lightbox-prev { left: 30px; }
.lightbox-next { right: 30px; }

/* ===== 애니메이션 ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.18); }
}

/* 스크롤 등장 애니메이션 */
.reveal {
  opacity: 0; transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== 반응형 ===== */
@media (max-width: 1100px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-gallery { grid-template-columns: 1fr; }
  .detail-thumbs {
    grid-template-columns: repeat(5, 1fr);
    grid-template-rows: 110px;
  }
  .wearing-masonry { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section-container { padding: 0 20px; }
  .nav-links, .nav-cta { display: none; }
  .mobile-menu-btn { display: flex; }
  .mobile-menu.open { display: flex; }
  .navbar { padding: 0 20px; }

  .hero-content { padding: 0 20px; padding-top: 80px; }
  .hero-actions { flex-direction: column; }

  .features { padding: 80px 0; }
  .features-grid { grid-template-columns: 1fr; gap: 16px; }

  .detail { padding: 80px 0; }
  .detail-gallery { grid-template-columns: 1fr; gap: 20px; min-height: auto; }
  .detail-thumbs {
    grid-template-columns: repeat(5, 1fr);
    grid-template-rows: 80px;
  }
  .sub-images { grid-template-columns: 1fr; }

  .wearing { padding: 80px 0 0; }
  .wearing-masonry { grid-template-columns: repeat(2, 1fr); padding: 0 20px; }
  .wearing-header { padding: 0 20px; }
  .wearing-banner { height: 240px; }

  .colors { padding: 80px 0; }
  .swatch { width: 68px; height: 68px; }

  .purchase { padding: 100px 20px; }
  .purchase-actions { flex-direction: column; align-items: center; }

  .footer { padding: 60px 20px 0; }
  .footer-container { grid-template-columns: 1fr; gap: 40px; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }

  .scroll-hint { display: none; }
}