@charset "UTF-8";

/* ======= 色・フォントの定義 ======= */
:root {
  --color-base: #ffffff;
  --color-accent: #7A8C99;
  /* くすみブルー */
  --color-accent-dark: #5a6e7a;
  /* 少し濃いくすみブルー */
  --color-point: #DBB8B4;
  /* ピンクベージュ */
  --color-point-dark: #c9a09b;
  --color-text: #3a3a3a;
  --color-text-light: #6b7280;
  --color-bg-gray: #f7f9fa;
  --color-border: #e8edf0;

  --font-logo: 'Dancing Script', cursive;
  --font-en: 'Inter', sans-serif;
  --font-base: 'Noto Sans JP', 'Inter', sans-serif;

  /* アニメーションの時間 */
  --transition: 0.3s ease;
}

/* ======= リセット ======= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--color-base);
  color: var(--color-text);
  font-family: var(--font-base);
  line-height: 1.85;
  letter-spacing: 0.03em;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

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

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* ======= 固定ヘッダー（スクロールで影が出る） ======= */
.header {
  position: fixed;
  /* ページ上部に固定 */
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  /* 半透明のすりガラス効果 */
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  padding: 0 40px;
  transition: box-shadow var(--transition);
}

/* スクロールしたときに影をつけるクラス（JavaScriptで付与） */
.header.scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  height: 72px;
}

.logo {
  font-family: var(--font-logo);
  color: var(--color-accent);
  font-size: 2.2rem;
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: opacity var(--transition);
}

.logo:hover {
  opacity: 0.75;
}

/* ナビゲーション */
.nav ul {
  display: flex;
  gap: 36px;
  align-items: center;
}

.nav a {
  color: var(--color-text-light);
  font-family: var(--font-en);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
  transition: color var(--transition);
}

/* ホバー時：下線のアニメーション */
.nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-point);
  transition: width var(--transition);
}

.nav a:hover {
  color: var(--color-accent);
}

.nav a:hover::after {
  width: 100%;
}

/* ======= メインビジュアル（ヒーロー） ======= */
.hero {
  background-color: var(--color-bg-gray);
  padding: 160px 20px 120px;
  text-align: center;
  /*border-bottom: 1px solid var(--color-border);*/
  position: relative;
  overflow: hidden;
  /* ヘッダーの高さ分だけ余白（固定ヘッダー対応） */
  margin-top: 72px;
}

.hero.has-bg-image {
  background-image: url('images/hero.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  padding: 180px 20px 140px;
}

/* 画像の上に白いオーバーレイ */
.hero.has-bg-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg,
      rgba(255, 255, 255, 0.82) 0%,
      rgba(255, 255, 255, 0.6) 100%);
  z-index: 1;
}

/* 下部の波型（clip-path使用） */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 70px;
  background-color: #ffffff;
  /* 波型の色は白 */
  clip-path: ellipse(55% 100% at 50% 100%);
  z-index: 2;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 3;
  animation: fadeInUp 0.9s ease both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-title {
  font-family: var(--font-en);
  font-size: 3rem;
  font-weight: 300;
  color: var(--color-accent);
  margin-bottom: 16px;
  letter-spacing: 0.06em;
  line-height: 1.2;
}

.hero-title span {
  display: block;
  font-family: var(--font-logo);
  color: var(--color-point);
  font-size: 4.5rem;
  margin-top: 8px;
  letter-spacing: 0.02em;
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-light);
  margin-top: 20px;
  letter-spacing: 0.08em;
}

/* ======= 共通セクション ======= */
.section {
  padding: 110px 20px;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

/* スクロールで要素が浮き上がるアニメーション */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* セクションタイトル */
.section-title {
  font-family: var(--font-logo);
  color: var(--color-accent);
  font-size: 2.8rem;
  margin-bottom: 6px;
  letter-spacing: 0.04em;
}

.section-catch {
  color: var(--color-point);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  margin-bottom: 50px;
  text-transform: uppercase;
}

/* グレー背景セクション */
.bg-gray {
  background-color: var(--color-bg-gray);
}

/* ======= About ======= */
.section-text {
  line-height: 2;
  text-align: left;
  display: inline-block;
  max-width: 700px;
}

.point-text {
  color: var(--color-point-dark);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}

/* お取引先ブロック */
.client-list {
  margin-top: 40px;
  padding: 28px 32px;
  background-color: #f0f5f7;
  border-left: 4px solid var(--color-point);
  border-radius: 0 10px 10px 0;
  text-align: left;
  max-width: 700px;
  width: 100%;
  box-sizing: border-box;
  margin-left: auto;
  margin-right: auto;
}

.client-title {
  margin: 0 0 14px 0;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
}

/* バッジ（タグ）グリッド */
.client-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.badge {
  display: inline-block;
  padding: 5px 13px;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--color-text-light);
  letter-spacing: 0.03em;
  transition: border-color var(--transition), color var(--transition);
}

.badge:hover {
  border-color: var(--color-point);
  color: var(--color-accent);
}

.badge--more {
  background-color: var(--color-bg-gray);
  color: var(--color-text-light);
  font-style: italic;
}

/* ======= Service ======= */
.service-cards {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 50px;
}

.card {
  background-color: var(--color-base);
  padding: 36px 28px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.04);
  width: calc(33.333% - 16px);
  box-sizing: border-box;
  text-align: left;
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.09);
}

.card-title {
  color: var(--color-accent);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-point);
  letter-spacing: 0.04em;
}

.card-text {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.9;
}

/* ======= News ======= */
.news-list {
  max-width: 700px;
  margin: 0 auto;
  text-align: left;
}

.news-item {
  display: flex;
  align-items: baseline;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}

.news-item:first-child {
  border-top: 1px solid var(--color-border);
}

.news-date {
  font-family: var(--font-en);
  font-size: 0.85rem;
  color: var(--color-point-dark);
  font-weight: 500;
  letter-spacing: 0.06em;
  white-space: nowrap;
  /* 日付を折り返さない */
}

.news-text {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.7;
}

/* ======= Contact ======= */
.contact-form {
  max-width: 600px;
  margin: 50px auto 0;
  text-align: left;
}

.form-group {
  margin-bottom: 28px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  letter-spacing: 0.04em;
}

.required {
  background-color: var(--color-point);
  color: #fff;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 4px;
  margin-left: 8px;
  vertical-align: middle;
  font-weight: 400;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  background-color: var(--color-bg-gray);
  transition: border-color var(--transition), background-color var(--transition);
  box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-base);
}

.form-group input[readonly],
.form-group textarea[readonly] {
  background-color: transparent;
  border: none;
  border-bottom: 1.5px solid var(--color-border);
  border-radius: 0;
  padding-left: 0;
}

.submit-btn {
  display: block;
  width: 220px;
  margin: 40px auto 0;
  padding: 16px 0;
  background-color: var(--color-accent);
  color: var(--color-base);
  border: none;
  border-radius: 40px;
  font-size: 1rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  letter-spacing: 0.08em;
  transition: background-color var(--transition), transform 0.2s ease;
}

.submit-btn:hover {
  background-color: var(--color-accent-dark);
  transform: translateY(-2px);
}

.confirm-message {
  text-align: center;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-accent);
  margin: 30px 0;
  padding: 16px;
  background-color: var(--color-bg-gray);
  border-radius: 8px;
}

.confirm-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 28px;
}

.confirm-buttons .submit-btn {
  margin: 0;
}

.back-btn {
  width: 200px;
  padding: 16px 0;
  background-color: var(--color-border);
  color: var(--color-text-light);
  border: none;
  border-radius: 40px;
  font-size: 1rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  letter-spacing: 0.06em;
  transition: background-color var(--transition), transform 0.2s ease;
}

.back-btn:hover {
  background-color: #c8d4da;
  transform: translateY(-2px);
}

/* ======= フッター ======= */
.footer {
  background-color: var(--color-accent);
  color: var(--color-base);
  text-align: center;
  padding: 50px 20px;
  margin-top: 0;
}

.footer-logo {
  font-family: var(--font-logo);
  font-size: 2rem;
  margin: 0 0 10px 0;
  opacity: 0.95;
}

.copyright {
  font-size: 0.8rem;
  opacity: 0.6;
  margin: 0;
  font-family: var(--font-en);
  letter-spacing: 0.06em;
}

/* ======= スマホ対応（レスポンシブ） ======= */
@media screen and (max-width: 768px) {

  .header {
    padding: 0 20px;
  }

  .header-inner {
    flex-direction: column;
    height: auto;
    padding: 16px 0;
    gap: 12px;
  }

  .logo {
    font-size: 1.8rem;
  }

  .nav ul {
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero {
    padding: 80px 20px 80px;
    margin-top: 110px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-title span {
    font-size: 3rem;
  }

  .section {
    padding: 70px 20px;
  }

  .service-cards {
    flex-direction: column;
  }

  .card {
    width: 100%;
  }

  .submit-btn,
  .back-btn {
    width: 100%;
  }

  .confirm-buttons {
    flex-direction: column-reverse;
    gap: 14px;
  }
}