/* ============================================================
   株式会社YAMAX コーポレートサイト 共通スタイルシート
   デザインテーマ: 白と青を基調とした信頼感・清潔感・高級感
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;600;700;900&family=Noto+Serif+JP:wght@400;600;700&family=Outfit:wght@300;400;600;700;800&display=swap');

/* ---------- CSS カスタムプロパティ（デザイントークン） ---------- */
:root {
  /* カラーパレット */
  --color-primary:       #0B4F8A;   /* 深い信頼の青 */
  --color-primary-light: #1A73C8;   /* 明るい青 */
  --color-primary-dark:  #063461;   /* 深紺 */
  --color-accent:        #00A8E8;   /* アクセントシアンブルー */
  --color-accent-2:      #E8F4FD;   /* 淡いブルー背景 */
  --color-white:         #FFFFFF;
  --color-off-white:     #F7FAFD;
  --color-gray-50:       #F0F4F8;
  --color-gray-100:      #E2ECF5;
  --color-gray-200:      #C8D8E8;
  --color-gray-400:      #8FA8C0;
  --color-gray-600:      #4A6275;
  --color-gray-800:      #1E2E3D;
  --color-text:          #1A2B3C;
  --color-text-muted:    #5A7A91;
  --color-border:        #D0E2F0;
  --color-snow:          #EAF4FB;   /* 消雪・融雪イメージカラー */

  /* タイポグラフィ */
  --font-sans:  'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  --font-serif: 'Noto Serif JP', 'Yu Mincho', serif;
  --font-en:    'Outfit', sans-serif;

  /* スペーシング */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2.5rem;
  --space-xl:  4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;

  /* ボーダー半径 */
  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;
  --radius-xl: 0px;
  --radius-full: 0px;

  /* シャドウ */
  --shadow-sm:  0 2px 8px rgba(11,79,138,0.08);
  --shadow-md:  0 4px 24px rgba(11,79,138,0.12);
  --shadow-lg:  0 8px 48px rgba(11,79,138,0.18);
  --shadow-xl:  0 16px 64px rgba(11,79,138,0.22);

  /* トランジション */
  --transition-fast: 0.2s ease;
  --transition-base: 0.35s ease;
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  /* コンテナ幅 */
  --container-max: 1200px;
  --container-narrow: 800px;
  --header-height: 72px;
}

/* ---------- リセット & ベーススタイル ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font-sans);
}



/* ---------- ユーティリティ ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-3xl) 0;
}

.section--sm {
  padding: var(--space-xl) 0;
}

.section--bg-light {
  background: var(--color-off-white);
}

.section--bg-accent {
  background: var(--color-accent-2);
}

.section--bg-primary {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, var(--color-primary-light) 100%);
  color: var(--color-white);
}

/* セクションタイトル共通 */
.section-label {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--color-primary-dark);
  line-height: 1.3;
  margin-bottom: var(--space-sm);
}

.section-title--white {
  color: var(--color-white);
}

.section-subtitle {
  text-align: center;
font-size: 1.5rem;
    color: var(--color-text-muted);
    max-width: 1000px;
    line-height: 1.9;
    margin: 0 auto;
}

.section-subtitle--white {
  color: rgba(255,255,255,0.82);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

/* ---------- スクロールアニメーション ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.fade-in-right {
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ---------- ヘッダー ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.site-header.scrolled {
  height: 60px;
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ロゴ */
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo__mark {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.site-logo:hover .site-logo__mark {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

.site-logo__mark svg,
.site-logo__mark img {
  width: 42px;
  height: 42px;
}

/* ロゴ02（テキスト置き換え）*/
.site-logo__name-img {
  display: block;
  height: 1.25rem;
  width: auto;
}

.site-logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.site-logo__name {
  font-family: var(--font-en);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  letter-spacing: 0.05em;
}

.site-logo__sub {
font-size: 0.625rem;
    color: var(--color-text-muted);
    letter-spacing: 0.08em;
    text-align: center;
    margin-top: 5px;
}

/* グローバルナビ */
.global-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav-list a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-gray-600);
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary-light);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-fast);
}

.nav-list a:hover,
.nav-list a.active {
  color: var(--color-primary);
}

.nav-list a:hover::after,
.nav-list a.active::after {
  transform: scaleX(1);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: white !important;
  padding: 10px 20px;
  border-radius: 0;
  font-size: 0.8125rem;
  font-weight: 600;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast) !important;
  box-shadow: 0 3px 12px rgba(11,79,138,0.35);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(11,79,138,0.45) !important;
}

.nav-cta::after {
  display: none !important;
}

/* ハンバーガーメニュー */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: 0;
  transition: background var(--transition-fast);
}

.hamburger:hover {
  background: var(--color-gray-50);
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary-dark);
  border-radius: 0;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- フッター ---------- */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.75);
}

.footer-main {
  padding: var(--space-2xl) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
}

.footer-brand {}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--space-sm);
  text-decoration: none;
}

.footer-logo__mark {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-accent) 100%);
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-logo__mark svg,
.footer-logo__mark img {
  width: 38px;
  height: 38px;
}

/* フッターロゴ02（テキスト置き換え）*/
.footer-logo__name-img {
  display: block;
  height: 1.125rem;
  width: auto;
}

.footer-logo__name {
  font-family: var(--font-en);
  font-size: 1.125rem;
  font-weight: 800;
  color: white;
  letter-spacing: 0.05em;
}

.footer-tagline {
  font-size: 0.8125rem;
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.footer-contact-info {
  font-size: 0.8125rem;
}

.footer-contact-info a {
  color: rgba(255,255,255,0.75);
  transition: color var(--transition-fast);
}

.footer-contact-info a:hover {
  color: var(--color-accent);
}

.footer-contact-info p {
  margin-bottom: 4px;
}

.footer-nav-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: var(--font-en);
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.footer-nav-list li {
  margin-bottom: 8px;
}

.footer-nav-list a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.7);
  transition: color var(--transition-fast);
}

.footer-nav-list a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: var(--space-sm) 0;
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.footer-copyright {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.45);
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 0;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  font-family: var(--font-sans);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: white;
  box-shadow: 0 4px 16px rgba(11,79,138,0.35);
}

.btn--primary:hover {
  box-shadow: 0 8px 28px rgba(11,79,138,0.45);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 4px 16px rgba(11,79,138,0.35);
}

.btn--white {
  background: white;
  color: var(--color-primary);
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}

.btn--white:hover {
  box-shadow: 0 8px 28px rgba(0,0,0,0.2);
}

.btn--outline-white {
  background: transparent;
  color: white;
  border: 2px solid rgba(255,255,255,0.7);
}

.btn--outline-white:hover {
  background: rgba(255,255,255,0.15);
  border-color: white;
}

.btn--lg {
  padding: 18px 44px;
  font-size: 1.0625rem;
}

.btn--sm {
  padding: 10px 22px;
  font-size: 0.8125rem;
}

.btn-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary-light);
  transition: gap var(--transition-fast), color var(--transition-fast);
}

.btn-arrow:hover {
  gap: 10px;
  color: var(--color-primary);
}

a#company-cta-contact-btn {
    margin-top: 20px;
}

/* ---------- カード ---------- */
.card {
  background: white;
  border-radius: 0;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* ---------- バッジ ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: 0;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge--primary {
  background: var(--color-accent-2);
  color: var(--color-primary);
  border: 1px solid var(--color-gray-200);
}

/* ---------- ページヒーロー（下層ページ共通） ---------- */
.page-hero {
  min-height: 320px;
  display: flex;
  align-items: flex-end;
  /* 背景画像＋グラデーションオーバーレイ */
  background:
    linear-gradient(135deg,
      rgba(0, 38, 66, 0.75) 0%,
      rgba(0, 82, 136, 0.65) 60%,
      rgba(0, 168, 232, 0.58) 100%
    ),
    url('../img/page_hero_bg.jpg') center / cover no-repeat;
  padding-top: var(--header-height);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23FFFFFF' fill-opacity='0.04'%3E%3Cpath d='M50 50c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10c0 5.523-4.477 10-10 10s-10-4.477-10-10 4.477-10 10-10zM10 10c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10c0 5.523-4.477 10-10 10S0 25.523 0 20s4.477-10 10-10z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.page-hero__inner {
  position: relative;
  z-index: 1;
  padding: var(--space-xl) 0;
}

.page-hero__label {
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.page-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  color: white;
  line-height: 1.2;
}

.page-hero__sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
  margin-top: 8px;
}

/* パンくずリスト */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.55);
  padding: var(--space-sm) 0 var(--space-xs);
}

.breadcrumb a {
  color: rgba(255,255,255,0.55);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: white;
}

.breadcrumb span.sep {
  font-size: 0.75rem;
}

.breadcrumb span.current {
  color: rgba(255,255,255,0.85);
}

/* ---------- フォーム ---------- */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-800);
  margin-bottom: 6px;
}

.form-label .required {
  color: #E05252;
  margin-left: 4px;
  font-size: 0.75rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 14px 18px;
  border: 1.5px solid var(--color-border);
  border-radius: 0;
  font-size: 0.9375rem;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: white;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(26,115,200,0.12);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-gray-400);
}

.form-textarea {
  resize: vertical;
  min-height: 160px;
}

/* ---------- テーブル ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9375rem;
  vertical-align: top;
}

.data-table th {
  width: 220px;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-accent-2);
  white-space: nowrap;
}

.data-table tr:last-child th,
.data-table tr:last-child td {
  border-bottom: none;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  z-index: 999;
  padding: var(--space-lg);
  flex-direction: column;
  gap: var(--space-sm);
  overflow-y: auto;
  opacity: 0;
  transform: translateY(-8px); /* 横方向のはみ出し防止のためY軸に変更 */
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.mobile-menu.open {
  display: flex;
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu a {
  display: block;
  padding: var(--space-sm) 0;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.mobile-menu a:hover {
  color: var(--color-primary-light);
  padding-left: 8px;
}

.mobile-menu .btn {
  margin-top: var(--space-sm);
  width: 100%;
}

/* ---------- スノーフレーク装飾 SVG アイコン ---------- */
.icon-snow {
  display: inline-block;
  color: var(--color-accent);
}

/* ---------- レスポンシブ ---------- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 64px;
    --space-3xl: 5rem;
    --space-2xl: 3.5rem;
    --space-xl: 2.5rem;
  }

  .global-nav {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
  }

  .data-table th {
    width: 120px;
    font-size: 0.8125rem;
    padding: 12px 14px;
  }

  .data-table td {
    font-size: 0.875rem;
    padding: 12px 14px;
  }
}

@media (max-width: 480px) {
  .data-table {
    display: block;
    overflow-x: auto;
  }

  .data-table th {
    white-space: normal;
  }

  .page-hero {
    min-height: 260px;
  }

  .section-subtitle {
    font-size: 1rem;
}
}

/* ============================================================
   アイコン要素非表示 (絵文字削除後の空ボックス対応)
   ============================================================ */
.site-logo__mark,
.footer-logo__mark {
  /* ロゴマークのSVGは残す */
}

.access-info-item__icon,
.contact-info-card__icon,
.snow-point__icon,
.snow-vcard__icon,
.hero-biz-item__icon,
.strength-card__icon,
.service-card__icon,
.snow-highlight__icon,
.form-success__icon,
.area-map-placeholder__icon,
.access-map-placeholder__icon,
.company-intro-visual__icon,
.license-card__icon,
.recruit-visual > span:first-child,
.recruit-value-item__icon,
.hero-badge .dot {
  display: none;
}

.pc {
  display: block;
}
.sp {
  display: none;
}

@media (max-width: 480px) {
.pc {
  display: none;
}
.sp {
  display: block;
}
}