@charset "UTF-8";

/* ==========================================================================
   1. RESET & VARIABLES (初期化と変数定義)
   ========================================================================== */
*, *::before, *::after { 
  box-sizing: border-box; 
  margin: 0; 
  padding: 0; 
}

:root {
  --navy: #234469;
  --teal: #2a6d7c;
  --teal-light: #3a8fa0;
  --gold: #c8a84b;
  --text-dark: #1a1a1a;
  --text-mid: #444;
  --text-light: #8F98A3;
  --bg-light: #f8f7f4;
  --bg-warm: #f2f0eb;
  --white: #ffffff;
  --border: #e0ddd6;
}

html { 
  scroll-behavior: smooth; 
  scroll-padding-top: 80px; 
}


/* ==========================================================================
   2. BASE TYPOGRAPHY (基本の文字設定)
   ========================================================================== */
body {
  font-family: 'Inter', sans-serif; 
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
  font-size: 15px;
}

/* 強調文字 (Inter・太字) */
em {
  font-style: normal;
  font-weight: 600;
}

h2 em {
  font-family: 'Inter', sans-serif; 
}

/* 見出し類 (Playfair Display) */
h1, h2, h3, .dest-card-name, .contact-left h2 {
  font-family: 'Playfair Display', serif;
}

/* フォーム部品やボタンはbodyのフォント(Inter)を継承させる */
input, select, textarea, button {
  font-family: inherit;
}

/* 共通の小見出しラベル */
.section-label {
  font-size: 18px; 
  letter-spacing: 0.02em;
  color: var(--text-light);
  margin-bottom: 16px;
  display: block;
}

@media (max-width: 900px) {
  .section-label {
    margin-bottom: 6px;
  }
}


/* ==========================================================================
   3. COMPONENTS (各パーツのスタイル)
   ========================================================================== */

/* ─── NAVBAR (ヘッダーナビ) ─── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  height: 90px;
  background: linear-gradient(to bottom, rgba(0,0,0,0.4) 0%, transparent 100%);
  transition: background-color 0.4s ease, box-shadow 0.4s ease;
}
nav.scrolled {
  background: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.nav-logo {
  font-size: 18px;
  color: var(--white);
  letter-spacing: 0.05em;
  white-space: nowrap;
  transition: color 0.4s ease;
  text-decoration: none;
}
nav.scrolled .nav-logo { color: var(--navy); }

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: color 0.4s ease, opacity 0.2s;
}
.nav-links a:hover { color: var(--white); }
nav.scrolled .nav-links a { color: var(--navy); }
nav.scrolled .nav-links a:hover { opacity: 0.6; }

.nav-cta {
  font-size: 18px;
  padding: 10px 24px;
  border: 1px solid var(--white);
  color: var(--white);
  background: transparent;
  border-radius: 2px;
  cursor: pointer;
  letter-spacing: 0.05em;
  transition: all 0.4s ease;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--white); color: var(--navy); }
nav.scrolled .nav-cta { border-color: var(--navy); color: var(--navy); }
nav.scrolled .nav-cta:hover { background: var(--navy); color: var(--white); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: background-color 0.4s ease;
}
nav.scrolled .hamburger span { background: var(--navy); }

@media (max-width: 900px) {
  nav { padding: 0 20px; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
}

/* ─── MOBILE MENU OVERLAY ─── */
.mobile-menu {
  position: fixed;
  inset: 0; 
  background: var(--navy); 
  z-index: 2000; 
  display: flex;
  flex-direction: column;
  transform: translateY(-100%); 
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.mobile-menu.open {
  transform: translateY(0);
}
.mobile-menu-header {
  background: var(--white);
  height: 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
}
.mobile-menu-logo {
  font-size: 14px;
  color: var(--navy);
  letter-spacing: 0.02em;
}
.mobile-menu-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}
.mobile-menu-close svg {
  width: 32px;
  height: 32px;
  stroke-width: 1; 
}
.mobile-menu-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 60px; 
  padding-bottom: 60px; 
}
.mobile-menu-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px; 
}
.mobile-menu-links a {
  font-size: 18px;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: opacity 0.2s;
}
.mobile-menu-links a:hover { opacity: 0.7; }
.mobile-menu-cta {
  font-size: 16px;
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.6);
  padding: 12px 40px;
  border-radius: 2px;
  cursor: pointer;
  letter-spacing: 0.05em;
  transition: all 0.2s;
}
.mobile-menu-cta:hover { background: var(--white); color: var(--navy); }


/* ─── HERO ─── */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
}
.hero-video {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 20, 40, 0.5) 100%);
  z-index: 1;
  pointer-events: none;
}
.hero-content {
  position: absolute;
  bottom: 80px;
  left: 60px;
  z-index: 2;
}
.hero-content h1 {
  font-size: clamp(40px, 6vw, 80px);
  font-weight: 600;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 0;
  letter-spacing: -0.01em;
}
.hero-content h1 span {
  font-family: 'Inter', sans-serif;
}
.hero-subtext {
  position: absolute;
  bottom: 100px; 
  right: 60px;  
  text-align: right;
  z-index: 10;
}
.hero-subtext p {
  font-size: 24px; 
  color: var(--white); 
  line-height: 1.6;
  margin: 0;
  letter-spacing: 0.05em;
}

@media (max-width: 900px) {
  .hero { 
    height: 100dvh; 
    min-height: auto; 
  }
  .hero-content { 
    left: 24px; 
    bottom: 140px; 
  }
  .hero-content h1 { font-weight: 600; }
  .hero-content h1 span { font-weight: 500; }
  .hero-subtext { 
    left: 24px;       
    right: auto;      
    bottom: 40px;     
    text-align: left; 
  }
  .hero-subtext p { font-size: 14px; }
}
@media (max-width: 600px) {
  .hero-content h1 { font-size: 40px; } 
}


/* ─── SERVICES SECTION ─── */
.services {
  padding: 120px 60px;
  background-image: url('images/service-background.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  text-align: center;
}
.services h2 {
  font-size: clamp(28px, 3.5vw, 56px);
  font-weight: 600;
  color: var(--navy); 
  margin-bottom: 16px;
}
.services-lead {
  max-width: 620px;
  margin: 0 auto 60px;
  font-size: 24px;
  color: var(--navy); 
  line-height: 1.8;
}
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 380px);
  gap: 24px;
  max-width: 1260px;
  margin: 0 auto;
}
.card {
  background: rgba(255, 255, 255, 0.4); 
  backdrop-filter: blur(2px); 
  -webkit-backdrop-filter: blur(2px);
  border: 1px solid var(--navy); 
  border-radius: 12px; 
  padding: 60px 28px;
  text-align: center;
  transition: all 0.3s ease;
}
.card:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
  transform: translateY(-4px);
}
.card h3 {
  font-size: 36px; 
  font-weight: 600; 
  margin-bottom: 16px;
  color: var(--navy);
  line-height: 1.2;
}
.card-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.card-icon img {
  /* width: 40px; */
  width: auto;
  height: 60px;
  object-fit: contain;
}
.card p {
  font-size: 18px;
  color: var(--navy); 
  line-height: 1.7;
}

@media (max-width: 900px) {
  .services { padding: 80px 24px; }
  .services h2 em { display: block; }
  .cards-grid { grid-template-columns: 1fr; gap: 16px; }
}


/* ─── PHILOSOPHY SECTION ─── */
.philosophy {
  position: relative;
  background: var(--white);
  padding: 0 0 120px 0;
  overflow: hidden;
}
img.japan-map-bg {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 45%; 
  max-width: 600px;
  height: auto;
  opacity: 0.2; 
  z-index: 0;
  pointer-events: none;
  object-fit: contain;
}
.phil-row {
  display: flex;
  align-items: center;
  margin-bottom: 120px;
  position: relative;
  z-index: 1;
}
.phil-row:last-child { margin-bottom: 0; }
.phil-row.reverse { flex-direction: row-reverse; }

.phil-img-col {
  flex: 0 0 50%;
  position: relative;
}
.phil-text-col {
  flex: 0 0 50%;
  padding: 0 40px;
  padding-right: 5%;
}
.philosophy .phil-row:first-of-type .phil-text-col h2 {
  margin-left: -100px; 
  position: relative;
  z-index: 2; 
}
.phil-text-col.text-right p {
   margin-left: auto; 
   padding-left: 16%;
}

.phil-text-col h2 {
  font-size: clamp(32px, 3vw, 56px);
  font-weight: 600;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 24px;
}

@media (min-width: 1440px) {
  .phil-text-col h2 {
    font-size: 56px;
  }
}

.phil-text-col p {
  font-size: clamp(16px, 1.666vw, 24px);
  color: var(--navy);
  line-height: 1.8;
  max-width: 700px;
  font-weight: 400;
}
.phil-icon {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: #ff3399;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  margin-top: 40px;
  box-shadow: 0 4px 10px rgba(255, 51, 153, 0.3);
}

.phil-image, .phil-video {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}
.phil-image.fuji { aspect-ratio: 4/3; }
.phil-image.ship-side {
  width: 80%;
  height: auto;       
  aspect-ratio: 16/9; 
  margin-left: auto;
}
.phil-video.window-view { aspect-ratio: 16/9; }

/* 抹茶と料理の重ね合わせ */
.overlap-container {
  height: 480px;
  padding-left: 10%;
  position: relative;
}
.phil-image.tea {
  position: absolute;
  top: 0; right: 15%;
  width: 65%;
  aspect-ratio: 1/1;
  z-index: 1;
}
.phil-image.food {
  position: absolute;
  bottom: -15%; left: 5%;
  width: 50%;
  aspect-ratio: 4/3;
  z-index: 2;
}

@media (max-width: 900px) {
  .philosophy { 
    padding-top: 0;
    padding-bottom: 80px;
  }
  .philosophy .phil-row {
    display: flex;
    flex-direction: column;
    gap: 32px; 
  }
  .phil-image.ship-side {
    width: 100%;
  }
  .philosophy .phil-row:first-of-type .phil-text-col h2 { margin-left: 0; }
  .philosophy .phil-img-col {
    flex: none; width: 100%; padding: 0; margin: 0;
  }
  .philosophy .phil-text-col {
    flex: none; width: 100%; padding: 0 24px; margin: 0; 
    text-align: left; box-sizing: border-box;
  }
  .philosophy .phil-text-col h2 {
    white-space: normal;
    font-size: clamp(24px, 7vw, 56px);
  }
  .phil-image, .phil-video {
    position: static;
    width: 100%; height: auto;
    margin: 0; display: block;
  }
  img[src*="cruise-pc.png"] {
    content: url("images/cruise1-sp.png");
    width: 100%; height: auto;
  }
  .overlap-container {
    display: flex; flex-direction: column; height: auto; padding: 0; box-sizing: border-box;
  }
  .phil-image.tea { 
    position: relative; width: 55%; align-self: flex-end; margin-bottom: -25%; z-index: 1; right: 0;
  }
  .phil-image.food { 
    position: relative; width: 50%; align-self: flex-start; z-index: 2; left: 0;
  }
  img.japan-map-bg {
    position: absolute; width: 68%; top: 61%; left: 28%;
    transform: translate(-50%, -50%); opacity: 1.15; z-index: 0;
  }
}


/* ─── DESTINATIONS ─── */
.destinations {
  padding: 80px 200px;
  background: var(--white);
  overflow: hidden;
}
.destinations h2 {
  font-size: clamp(26px, 3vw, 56px);
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 40px;
}
.destinations h2 em {
  color: #1a3c5a; 
  font-weight: 700;
}

.dest-carousel-wrapper {
  position: relative;
  width: 100%;
}
.dest-carousel {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  scroll-behavior: auto;
}
.dest-carousel::-webkit-scrollbar { display: none; }

.dest-card {
  width: calc(33.333% - 16px);
  min-width: 280px; max-width: 320px;
  aspect-ratio: 3/4;
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
  transition: transform 0.3s;
  position: relative; 
}
.dest-card:hover { transform: translateY(-4px); }

/* ホバー時の黒いオーバーレイと「Coming soon」 */
.dest-card::after {
  content: "Coming soon";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(15, 25, 45, 0.75); 
  color: #ffffff;
  font-family: 'Playfair Display', serif;
  font-size: 28px;
  font-weight: 600;
  letter-spacing: 0.05em;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.4s ease; 
  z-index: 2;
  border-radius: inherit; 
  pointer-events: none; 
}
.dest-card:hover::after { opacity: 1; }

.dest-image {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}
.dest-card-content {
  position: absolute;
  bottom: 0; left: 0;
  width: 100%;
  padding: 40px 20px 20px; 
  background: linear-gradient(to top, rgba(15, 30, 46, 0.8) 0%, rgba(15, 30, 46, 0) 100%);
  z-index: 1; 
  text-align: left;
}
.dest-card-name {
  font-size: 26px;
  color: var(--white);
  margin-bottom: 4px;
  letter-spacing: 0.02em;
}
.dest-card-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.9); 
  margin: 0;
}

/* 下部のコントロールバー */
.dest-controls {
  display: flex;
  flex-direction: column; 
  margin-top: 40px;
}
.dest-progress-bar {
  width: 100%; 
  height: 1px;
  background: var(--border);
  position: relative;
}
.dest-progress-fill {
  position: absolute;
  top: 0; left: 0;
  height: 2px;
  width: 25%;
  background: var(--navy);
  transform: translateY(-0.5px);
}
.dest-nav {
  display: flex;
  justify-content: flex-end; 
  gap: 12px;
  margin-top: 24px; 
}
.nav-btn.round-btn {
  width: 44px; height: 44px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--white);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: border-color 0.2s;
}
.nav-btn.round-btn:hover { border-color: var(--navy); }
.nav-btn.round-btn svg {
  width: 16px; height: 16px;
  stroke: var(--navy); stroke-width: 1.5; fill: none;
}

@media (min-width: 901px) {
  /* JSが幅を動的計算するための初期設定 */
  .dest-card { flex: 0 0 auto; }
}

@media (max-width: 900px) {
  .destinations { padding: 0 24px 80px; }
  .dest-carousel { scroll-snap-type: none; overflow: hidden; gap: 16px; }
  .dest-card { flex: 0 0 75%; width: 75%; min-width: auto; max-width: none; }
  .destinations h2 em { display: block; margin-top: 4px; }
  .dest-controls { flex-direction: column; align-items: stretch; }
  .dest-nav { position: static; transform: none; display: flex; justify-content: flex-end; margin-top: 24px; padding: 0; }
  .dest-nav .nav-btn { width: 44px; height: 44px; box-shadow: none; background: transparent; border: 1px solid var(--navy); }
  .dest-dots { display: none; }
}


/* ─── NEWS ─── */
.news {
  padding: 0 60px 120px 60px;
  background: var(--white); 
  text-align: center;
}
.news .section-label { text-transform: capitalize; }
.news h2 {
  font-family: 'Inter', sans-serif;   
  font-size: clamp(28px, 3.5vw, 56px);
  font-weight: 600; 
  color: var(--navy); 
  margin-bottom: 50px;
  letter-spacing: -0.02em; 
}
.news h2 + .news-item { border-top: 1px solid var(--border); }

.news-item {
  display: flex;
  align-items: center; 
  gap: 24px;
  padding: 30px 0;
  border-bottom: 1px solid var(--border); 
  text-align: left;
  max-width: 1260px;
  transition: all 0.3s ease;
  margin: 0 auto;
  position: relative; 
  cursor: pointer;
}
.news-item:hover { background-color: var(--navy); border-bottom-color: transparent; }
.news-item:hover .news-date { color: rgba(255, 255, 255, 0.7); }
.news-item:hover .news-tag { background-color: var(--white); color: var(--navy); }
.news-item:hover .news-title { color: var(--white); }

.news-date {
  font-size: 13px; color: var(--text-light); 
  white-space: nowrap; transition: color 0.3s ease;
}
.news-tag {
  font-size: 11px; letter-spacing: 0.05em; text-transform: lowercase; 
  padding: 6px 16px; background: var(--navy); color: var(--white); 
  border-radius: 20px; white-space: nowrap; transition: all 0.3s ease;
}
.news-title {
  font-size: 16px; color: var(--navy); 
  line-height: 1.5; flex: 1; transition: color 0.3s ease;
}
.news-title a { color: inherit; text-decoration: none; transition: opacity 0.2s; }
.news-title a:hover { opacity: 0.6; }
.news-title a::after {
  content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1; 
}

@media (max-width: 900px) {
  .news { padding: 0 24px 80px; }
  .news h2 { font-weight: 600; }
  .news-item { flex-wrap: wrap; gap: 12px 16px; }
  .news-title { flex: 0 0 100%; width: 100%; margin-top: 4px; line-height: 1.6; }
  .news-title a { font-size: 14px; }
  .news-date { font-size: 14px; }
  .news-tag { padding: 0 10px; font-size: 14px; }
}


/* ─── CONTACT ─── */
/* .contact {
  padding: 120px 60px;
  background: var(--bg-light); 
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin: 0 auto;
} */

/* 1. 背景用クラス（画面幅いっぱい） */
.contact {
  background: var(--bg-light); 
  padding: 120px 0; /* 上下の余白だけを設定 */
}

/* 2. max-width用クラス（中央に配置される箱） */
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 80px;
  max-width: 1260px; /* ここで最大幅を指定！ */
  margin: 0 auto;    /* 中央揃え */
  padding: 0 60px;   /* 左右の余白はこちらに移動 */
}

.contact-left h2 {
  font-size: clamp(32px, 4vw, 56px); 
  line-height: 1.2;
  margin-bottom: 24px;
  color: var(--navy); 
}
.contact-left p {
  font-size: 24px; color: var(--navy); line-height: 1.6;
}
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-size: 14px; font-weight: 700; color: var(--navy); letter-spacing: 0.02em;
}
.form-group label span { color: var(--navy); }

.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 14px 16px;
  border: 1px solid #a0aab2; border-radius: 6px; 
  font-size: 15px; color: var(--navy); background: transparent; 
  outline: none; transition: border-color 0.2s; appearance: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--navy);
}
.form-group textarea { resize: vertical; min-height: 120px; line-height: 1.6; }
::placeholder { color: #8c98a4; opacity: 1; }
.form-group select:invalid { color: #8c98a4; }
.form-group select option { color: var(--navy); }

.select-wrap { position: relative; }
.select-wrap::after {
  content: ''; position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
  border-left: 5px solid transparent; border-right: 5px solid transparent; border-top: 6px solid var(--navy);
  pointer-events: none;
}

.checkbox-group {
  display: flex; align-items: center; justify-content: center; gap: 10px; margin-top: 12px;
}
.checkbox-group input[type="checkbox"] {
  width: 16px; height: 16px; flex-shrink: 0; accent-color: var(--navy); 
}
.checkbox-group label { font-size: 15px; color: var(--navy); cursor: pointer; }
.checkbox-group a { color: var(--navy); text-decoration: underline; text-underline-offset: 3px; }

.submit-btn {
  align-self: center; padding: 20px 100px;
  background: var(--navy); color: var(--white);
  border: none; border-radius: 6px; 
  font-size: 24px; font-weight: 700; letter-spacing: 0.05em;
  cursor: pointer; transition: opacity 0.2s; margin-top: 8px;
}
.submit-btn:hover { opacity: 0.85; }

@media (max-width: 900px) {
  .contact { grid-template-columns: 1fr; padding: 80px 24px 80px; gap: 40px; }
  .contact-inner { 
    grid-template-columns: 1fr; /* ここで強制的に縦1列（1カラム）にする */
    padding: 0 24px;            /* スマホ用の左右の余白 */
    gap: 40px;                  /* テキストとフォームの間の隙間 */
  }
}


/* ─── FOOTER ─── */
footer {
  background: #3e4a6d; 
  color: var(--white);
  padding: 80px 60px 40px;
}
.footer-top {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 60px; margin-bottom: 70px; 
}
.brand-col { flex: 1; min-width: 280px; margin-right: auto; }
.info-col { flex: 0 0 auto; width: auto; }
.menu-col { flex: 0 0 auto; width: 120px; }

.footer-logo {
  font-size: 26px; font-weight: 400; color: var(--white); letter-spacing: 0.03em;
}
.footer-social { display: flex; gap: 16px; }
.footer-social a {
  width: 44px; height: 44px; border: 1px solid rgba(255, 255, 255, 0.4); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; color: var(--white); text-decoration: none; transition: all 0.2s;
}
.footer-social a:hover { border-color: var(--white); background: rgba(255, 255, 255, 0.1); }
.footer-social a svg { width: 18px; height: 18px; }

.footer-col { display: flex; flex-direction: column; gap: 20px; }
.footer-nav-title { font-size: 18px; color: rgba(255, 255, 255, 0.5); margin-bottom: -4px; }
.footer-text { font-size: 18px; color: var(--white); letter-spacing: 0.02em; }
.footer-nav-links { display: flex; flex-direction: column; gap: 16px; }
.footer-nav-links a { font-size: 18px; color: var(--white); text-decoration: none; transition: opacity 0.2s; }
.footer-nav-links a:hover { opacity: 0.7; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2); padding-top: 30px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px;
}
.footer-privacy { font-size: 14px; color: var(--white); text-decoration: none; }
.footer-privacy:hover { text-decoration: underline; }
.footer-copy { font-size: 14px; color: rgba(255, 255, 255, 0.5); }

@media (max-width: 900px) {
  footer { padding: 48px 24px 32px; }
  .footer-top { grid-template-columns: 1fr; flex-direction: column; gap: 40px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 16px; }
  .footer-nav-links a { font-size: 14px; }
  .footer-privacy, .footer-copy { font-size: 10px; }
}
@media (max-width: 600px) {
  .footer-nav { grid-template-columns: 1fr; }
  .submit-btn { width: 100%; text-align: center; }
}


/* ==========================================================================
   4. SUB PAGES (下層ページ)
   ========================================================================== */

/* ─── NEWS DETAIL PAGE ─── */
.news-detail-page {
  padding: 180px 24px 100px; 
  background: var(--white);
}
.news-detail-container { max-width: 980px; margin: 0 auto; }
.page-header { text-align: center; margin-bottom: 80px; }
.page-header .section-label {
  color: #a0aab2; font-size: 14px; letter-spacing: 0.02em; text-transform: uppercase;
  margin-bottom: 16px; display: block; font-weight: 500;
}
.page-header h1 {
  font-family: 'Inter', sans-serif;
  font-size: clamp(32px, 4.5vw, 48px);
  color: var(--navy); font-weight: 700; letter-spacing: -0.02em; 
}
.article-meta { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; }
.article-meta .news-date { font-size: 18px; color: #a0aab2; }
.article-meta .news-tag {
  font-size: 18px; background: var(--navy); color: var(--white);
  padding: 4px 14px; border-radius: 20px; text-transform: lowercase; letter-spacing: 0.05em;
}
.article-title {
  font-family: 'Inter', sans-serif; 
  font-size: clamp(20px, 3vw, 36px); color: var(--navy); font-weight: 500;
  line-height: 1.5; margin-bottom: 40px; padding-bottom: 40px; border-bottom: 1px solid var(--border);
}
.article-content { color: var(--navy); font-size: 24px; line-height: 1.8; }
.article-content p { margin-bottom: 24px; }
.article-content ul { margin-bottom: 32px; padding-left: 24px; }
.article-content li { margin-bottom: 8px; }
.content-link {
  color: var(--navy); text-decoration: underline; text-underline-offset: 4px;
  font-weight: 500; transition: opacity 0.2s;
}
.content-link:hover { opacity: 0.6; }

@media (max-width: 900px) {
  .news-detail-page { padding: 120px 24px 60px; }
  .page-header { margin-bottom: 50px; }
  .article-title { margin-bottom: 30px; padding-bottom: 30px; }
}

/* ─── PRIVACY POLICY PAGE ─── */
.privacy-page { padding: 180px 24px 100px; background: var(--white); }
.privacy-container { max-width: 800px; margin: 0 auto; }
.privacy-content { color: var(--navy); }
.privacy-intro { font-size: 16px; font-weight: 500; line-height: 1.6; margin-bottom: 60px; }
.privacy-section { margin-bottom: 40px; }
.privacy-section h2 { font-size: 18px; font-weight: 600; color: var(--navy); margin-bottom: 12px; }
.privacy-section p { font-size: 15px; line-height: 1.8; color: var(--navy); }

@media (max-width: 900px) {
  .privacy-page { padding: 120px 24px 60px; }
  .privacy-intro { margin-bottom: 40px; }
}


/* ==========================================================================
   5. UTILITIES & ANIMATIONS (アニメーション関連)
   ========================================================================== */
@keyframes slideInFromLeft {
  from { opacity: 0; transform: translateX(-60px); }
  to   { opacity: 1; transform: translateX(0); }
}
.philosophy-img-slide { overflow: hidden; }
.philosophy-img-slide .img-placeholder {
  opacity: 0; transform: translateX(-60px);
  transition: opacity 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.philosophy-img-slide.in-view .img-placeholder {
  opacity: 1; transform: translateX(0);
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-100px); }
  to   { opacity: 1; transform: translateX(0); }
}
.anim-left {
  opacity: 0;
  animation: slideInLeft 1.0s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
  animation-play-state: paused; 
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.anim { opacity: 0; animation: fadeUp 0.7s ease forwards; }
.anim-d1 { animation-delay: 0.1s; }
.anim-d2 { animation-delay: 0.25s; }
.anim-d3 { animation-delay: 0.4s; }