@charset "utf-8";
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&display=swap');
:root {
  --ink: #111111;
  --paper: #ffffff;
  --rule: #e0e0e0;
  --accent: #bfa37e;
  --muted: #888888;
  
  /* OS標準フォントの設定 */
--font-jp: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Helvetica Neue", Arial, Meiryo, sans-serif;  --font-serif: "Yu Mincho", "游明朝", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN W3", "Times New Roman", Times, serif;
  --font-sans: Arial, "Helvetica Neue", Helvetica, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 105%;}
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-jp);
  font-weight: 300;
  line-height: 1.8;
}

/* クラスごとのフォント適用 */
.en-serif { font-family: var(--font-serif); }
.en-sans { font-family: var(--font-sans); }

/* MARQUEE (トレンド感の演出) */
.marquee-container {
  position: sticky;
  top: 0; left: 0; width: 100%; z-index: 101;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  height: 40px;
  align-items: center;
  display: flex;
  white-space: nowrap;
}
.marquee-text {
  font-family: var(--font-sans);
  letter-spacing: 0.2em;
  animation: scroll 20s linear infinite;
  font-size: 0.8rem;
}
@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* NAV */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 5%;
  position: sticky;
  top: 40px; left: 0; width: 100%;
  z-index: 100;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
}
.nav-logo { font-size: 2.0rem; text-decoration: none; color: var(--ink); letter-spacing: 0.1em; }
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a { color: var(--ink); text-decoration: none; letter-spacing: 0.1em; text-transform: uppercase; }

.nav-links a {
  transition: opacity 0.3s ease; /* 0.3秒かけて滑らかに変化 */
}
.nav-links a:hover {
  opacity: 0.5; /* マウスを乗せると半透明になる */
}
/* HERO (雑誌風レイアウト) */
  .hero {
  position: relative;
  display: flex;
  align-items: center;
  padding: 100px 5% 0;
}

.hero-bg-text {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-size: clamp(2.5rem, 12vw, 15rem);
  color: #f5f5f5;
  white-space: nowrap;
  z-index: -1;
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  gap: 4rem;
  align-items: center;
}
.hero-left h1 { font-size: clamp(3rem, 6vw, 6rem); line-height: 1.1; margin-bottom: 1.5rem; font-weight: normal; }
.hero-left p { max-width: 400px; margin-bottom: 3rem; font-size: 0.9rem; color: #444; line-height: 2.2; }

.hero-btn {
  display: inline-block;
  border: 1px solid var(--ink);
  padding: 1rem 2.5rem;
  letter-spacing: 0.2em;
  color: var(--ink);
  text-decoration: none;
  text-transform: uppercase;
  background: transparent;
  transition: all 0.3s ease; /* アニメーションを滑らかにする設定 */
}
.hero-btn:hover {
background: var(--ink);
  color: var(--paper);
  transform: translateY(-4px); /* 上に4px浮き上がる */
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2); /* 影をつける */
}

.hero-right { position: relative; }
.img-placeholder {
  width: 100%;
  position: relative;
  overflow: hidden; /* 追記：はみ出た部分を隠す */
}
/* 追記：画像をプレースホルダーのサイズにフィットさせる設定 */
.img-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: contain; /* 画像全体を表示 */
  object-position: center top; /* 画像の中心上部を基準にトリミング */
  display: block; /* 画像の下に隙間ができないようにする */
}

.hero-tag {
  position: absolute;
  bottom: -20px; left: -20px;
  background: var(--ink); color: var(--paper);
  padding: 1rem 2rem;
  letter-spacing: 0.2em;
}

/* SECTION COMMON */
.fashion-sec {
  position: relative;
  padding: 13rem 5%;
  border-bottom: 1px solid var(--rule);
}
.bg-num {
  position: absolute;
  top: 2rem; left: 2rem;
  font-size: 15rem;
  line-height: 0.8;
  color: #f9f9f9;
  z-index: -1;
}
.sec-inner {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 5rem;
  max-width: 1200px;
  margin: 0 auto;
}
.sec-title h2 { font-size: 3rem; margin-bottom: 0.5rem; line-height: 1.2; font-weight: normal; }
.sec-title span { color: var(--muted); letter-spacing: 0.2em; text-transform: uppercase; }

/* KEYWORD 01 : PHILOSOPHY */
.phil-content { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.phil-text { font-size: 0.9rem; line-height: 2.2; color: #444; margin-bottom: 1.5rem; }
.skill-list { border-top: 1px solid var(--ink); margin-top: 2rem; }
.skill-item {
  display: flex; justify-content: space-between;
  padding: 1rem 0; border-bottom: 1px solid var(--rule);
  font-size: 0.8rem;
}
.chip-wrap { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 2rem; }
.chip { border: 1px solid var(--rule); padding: 0.4rem 1rem; font-size: 0.6rem; letter-spacing: 0.1em; background-color: #ffffff;}

/* KEYWORD 02 : WORK & PROCESS */
.work-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; margin-bottom: 4rem; }
.work-info table { width: 100%; border-collapse: collapse; margin-top: 2rem; }
.work-info th, .work-info td { padding: 1.2rem 0; border-bottom: 1px solid var(--rule); font-size: 0.85rem; text-align: left; }
.work-info th { font-family: var(--font-sans); color: var(--muted); width: 120px; letter-spacing: 0.1em; }
.work-info table a {
  display: inline-block; /* 動き（transform）を有効にするための必須設定 */
  transition: all 0.3s ease;
}
.work-info table a:hover {
  opacity: 0.5; /* 半透明になる */
  transform: translateX(4px); /* 右に4pxスッと動く */
}

.process-flow { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; margin-top: 3rem; }
.process-box { border: 1px solid var(--rule); padding: 2rem 1.5rem; background: #fafafa; }
.p-num { font-size: 0.65rem; color: var(--accent); margin-bottom: 1rem; display: block; letter-spacing: 0.2em; }
.p-title { font-weight: normal; font-size: 0.9rem; margin-bottom: 0.8rem; }
.p-desc { color: #666; line-height: 1.8; }

/* KEYWORD 03 */
#keyword03 h4 {
  color: #666666;
}

/* FOOTER */
footer { padding: 5rem 5%; text-align: center; }
.footer-logo { font-size: 2rem; margin-bottom: 1rem; display: block; }
.footer-copy { color: var(--muted); letter-spacing: 0.1em; }

/* REFLECTION用の左右分割レイアウト (基本設定) */
.reflection-container {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}
.reflection-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 3rem;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 3rem;
}
.reflection-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.reflection-label {
  font-size: 1.2rem;
  border-left: 2px solid var(--ink);
  padding-left: 1rem;
  align-self: start;
}
.reflection-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.r-box h4 {
  font-size: 1rem;
  margin-bottom: 0.8rem;
  letter-spacing: 0.05em;
}

/* RESPONSIVE (スマホ幅 900px以下の設定を1箇所に集約) */
@media(max-width: 900px) {
  nav { padding: 0.5rem 5%; }
  .nav-links { display: none; }
  .hero-grid { grid-template-columns: 1fr; gap: 2rem; }
  .hero-bg-text { font-size: 11vw; top: 30%; }
  .sec-inner { grid-template-columns: 1fr; gap: 2rem; }
  .phil-content, .work-grid { grid-template-columns: 1fr; }
  .process-flow { grid-template-columns: 1fr 1fr; }
  .bg-num { font-size: 8rem; top: -1rem; left: 0; opacity: 0.5; }
  
  .reflection-row {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .reflection-details {
    grid-template-columns: 1fr;
  }
}