@charset "UTF-8";

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

body {
  font-family: 'Noto Serif JP', serif;
  color: #333333;
  background-color: #baaec4; 
  line-height: 2.4; 
  letter-spacing: 0.08em;
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
}

/* ==========================================================================
   ヘッダーナビゲーション
   ========================================================================== */
.navbar {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 40px 60px;
  z-index: 100;
  background: transparent;
}

.logo .signature-logo {
  height: 180px;
  width: auto;
  display: block;
  object-fit: contain;
  margin-left: 30px;
}

.nav-links {
  display: flex;
  gap: 35px;
}

.nav-links a {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem;
  color: #333333;
  text-decoration: none;
  letter-spacing: -0.02em;
  font-weight: 400;
  transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.current {
  color: #999999;
}

/* ==========================================================================
   ABOUT セクション（JOURNAL用）
   ========================================================================== */
.about-section {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1050px;
  margin: 320px auto 0 auto; 
  padding: 80px 40px 160px 40px; 
  background-color: #f3efe6;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
}

.about-container {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
}

.about-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 3rem;
  font-weight: 300;
  margin-bottom: 80px;
  letter-spacing: 0.05em;
  text-align: center;
  color: #333333;
}

/* ==========================================================================
   フッター
   ========================================================================== */
footer {
  background-color: #baaec4; 
  padding: 80px 0; 
}

footer small {
  display: block !important;
  text-align: center !important;
  font-family: 'Montserrat', sans-serif !important;
  font-size: 10px !important;
  line-height: 1 !important;
  letter-spacing: 0.1em !important;
  color: #333333 !important;
  text-transform: uppercase !important;
  margin: 0 !important;
}

/* ==========================================================================
   アニメーション制御
   ========================================================================== */
.scroll-trigger, .fade-in, .navbar {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.5s cubic-bezier(0.25, 1, 0.5, 1), transform 1.5s cubic-bezier(0.25, 1, 0.5, 1);
}

.is-active {
  opacity: 1;
  transform: translateY(0);
}

.delay-nav { transition-delay: 0.2s; }
.delay-copy1 { transition-delay: 0.6s; }

/* ==========================================================================
   ハンバーガーメニュー ＆ モバイルナビ（about.htmlと完全一致版）
   ========================================================================== */
.menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 24px;
  position: relative;
  z-index: 1000;
}

.menu-btn span {
  display: block;
  position: absolute;
  height: 2px;
  width: 100%;
  left: 0;
  transform: scaleY(0.5); /* about.cssと同じ、細く美しい線 */
  transform-origin: center;
  background: #333333;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.menu-btn span:nth-child(1) { top: 2px; }
.menu-btn span:nth-child(2) { top: 11px; }
.menu-btn span:nth-child(3) { top: 20px; }

.menu-btn.is-open span:nth-child(1) { 
  transform: rotate(45deg) scaleY(0.5); 
  top: 11px; 
}
.menu-btn.is-open span:nth-child(2) { 
  opacity: 0; 
}
.menu-btn.is-open span:nth-child(3) { 
  transform: rotate(-45deg) scaleY(0.5); 
  top: 11px; 
}

.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: #fcfbfa;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  z-index: 900;
}

.mobile-nav.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 25px;
}

.mobile-link {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  color: #333333;
  text-decoration: none;
  letter-spacing: 0.1em;
}

/* 1024px以下のタブレット・スマホ設定 */
@media (max-width: 1024px) {
  .navbar { 
    position: absolute;
    padding: 20px 30px; 
  }
  .logo .signature-logo {
    height: 120px;
    margin-left: 0;
  }
}

/* 768px以下のスマートフォン設定 */
@media (max-width: 768px) {
  .nav-links { display: none !important; }
  .menu-btn { display: block; }

  .navbar { 
    position: absolute;
    padding: 20px; 
  }

  .logo .signature-logo {
    height: 90px;
  }

  .about-section {
    margin-top: 100px;
    padding: 40px 0 80px 0;
  }

  .about-title {
    font-size: 2.2rem;
    margin-bottom: 40px;
  }
}