/*
Theme Name: UNIQLO-Style Theme
Version: 3.0
*/

/* ================================================
   RESET
================================================= */

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

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Noto Sans JP", Arial, sans-serif;
  background: #fff;
  color: #111;
  line-height: 1.5;
}

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

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

/* ================================================
   LAYOUT BASE
================================================= */

.wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

/* ================================================
   HEADER（ユニクロ風）
================================================= */

.site-header {
  height: 80px;
  background: #fff;
  border-bottom: 1px solid #e5e5e5;
  display: flex;
  justify-content: center;
  align-items: center;
  position: fixed;      /* ← ユニクロの固定ヘッダー */
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: height .3s ease, box-shadow .3s ease;
}

/* スクロールで縮む */
.site-header.shrink {
  height: 56px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.site-header-main-inner {
  width: 1200px;
  max-width: 100%;
  height: 100%;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ロゴ */
.site-logo-area {
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-logo-box {
  width: 38px;
  height: 38px;
  background: #e60023;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  justify-content: center;
  align-items: center;
}

.site-logo-text {
  font-size: 14px;
  font-weight: 600;
}

/* メニュー（PC） */
.site-nav {
  display: flex;
  gap: 22px;
  font-size: 14px;
  font-weight: 500;          /* ← ユニクロ風 */
  letter-spacing: 0.02em;
}

/* 非表示化したアイコン類 */
.header-tools {
  display: none !important;
}

/* ================================================
   HAMBURGER（SP）
================================================= */

/* ボタン自体 */
.hamburger {
  width: 28px;
  height: 22px;
  display: none;
  flex-direction: column;
  justify-content: space-between;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.hamburger span {
  width: 100%;
  height: 3px;
  background: #111;
  transition: .3s;
}

/* SPで表示 */
@media (max-width: 767px) {
  .hamburger {
    display: flex;
  }
  .site-nav {
    display: none;
  }
}

/* アニメーション（開閉） */
.hamburger.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* ================================================
   NAV PANEL（右スライドメニュー / SP）
================================================= */

.nav-panel {
  position: fixed;
  top: 0;
  right: -300px;
  width: 300px;
  height: 100vh;
  background: #fff;
  padding: 80px 20px;
  transition: .3s ease;
  display: flex;
  flex-direction: column;
  gap: 20px;
  z-index: 999;
}

.nav-panel.open {
  right: 0;
}

/* ================================================
   HERO（UNIQLO風：100vh / トリミングあり）
================================================= */

.hero {
  height: 100vh;
  width: 100%;
  overflow: hidden;
  position: relative;
  margin-top: 80px; /* 固定ヘッダー分 */
}

.hero-slider {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.hero-track {
  display: flex;
  width: 300%;               /* 3枚なら300% */
  height: 100%;
  transition: transform .8s ease;
}

.hero-slide {
  flex: 0 0 100%;
  height: 100%;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;         /* ← ユニクロ風の大画面 */
  object-position: center;
}

/* dots */
.hero-dots {
  position: absolute;
  bottom: 20px;
  right: 20px;
  display: flex;
  gap: 6px;
}

.hero-dot {
  width: 10px;
  height: 10px;
  background: rgba(255,255,255,0.6);
  border-radius: 50%;
  border: none;
}

.hero-dot.is-active {
  background: #111;
}

/* ================================================
   FOOTER
================================================= */

.site-footer {
  height: 60px;
  background: #fff;
  border-top: 1px solid #e5e5e5;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
}

.footer-inner {
  width: 1200px;
  max-width: 100%;
  padding: 0 20px;
  font-size: 12px;
  color: #555;
}

/* ============================================
   UNIQLO FADE SLIDER
============================================ */

.hero-fade-slider {
  position: relative;
  width: 100%;
  height: 100%;
}

.fade-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.fade-slide.is-active {
  opacity: 1;
}

.fade-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}


/* ================================================
   SP GENERAL
================================================= */

@media (max-width: 767px) {
  .site-header {
    height: 70px;
  }
  .site-header.shrink {
    height: 52px;
  }
  .hero {
    margin-top: 70px;
  }
}