/* style.css */

/* ベース */
body, h1, h2, h3, p, ul, li, form, div {
  margin: 0;
  padding: 0;
}
body {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  background: #f5f5f5;
  color: #333;
}

/* リンク */
a {
  text-decoration: none;
  color: inherit;
}

/* ヘッダー */
.rich-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

/* 上段 */
.header-top {
  background: linear-gradient(135deg, #0073e6, #00aaff);
  padding: 10px 0;
}
.header-top .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}
.logo h1 {
  font-size: 1.8rem;
  color: #fff;
}
.logo a {
  color: #fff;
}
.main-nav ul {
  list-style: none;
  display: flex;
  gap: 20px;
}
.main-nav a {
  padding: 8px 12px;
  border-radius: 4px;
  transition: background 0.3s;
  color: #fff;
}
.main-nav a:hover {
  background: rgba(255,255,255,0.2);
}

/* 下段：追加機能 */
.header-bottom {
  background: #0055aa;
  padding: 8px 0;
}
.header-bottom .container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}
.sub-nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 15px;
}
.sub-nav li {
  margin: 0;
}
.sub-nav a, .sub-nav button {
  background: none;
  border: none;
  color: #fff;
  font-size: 1rem;
  padding: 6px 10px;
  cursor: pointer;
  transition: background 0.3s, transform 0.3s;
}
.sub-nav a:hover, .sub-nav button:hover {
  background: rgba(255,255,255,0.2);
  transform: scale(1.05);
}

/* ダークモード例 */
.dark-mode {
  background-color: #333;
  color: #eee;
}
.dark-mode a, .dark-mode button {
  color: #eee;
}

/* フッター */
.rich-footer {
  background: #333;
  color: #fff;
  padding: 20px 0;
  margin-top: 40px;
}
.footer-container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

/* メイン */
main {
  width: 90%;
  max-width: 1200px;
  margin: 20px auto;
  min-height: 600px;
}

/* 検索フォーム */
.search-bar {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}
.search-bar form {
  display: flex;
  border: 2px solid #ccc;
  border-radius: 6px;
  overflow: hidden;
  background: #fff;
}
.search-bar input[type="text"] {
  border: none;
  padding: 10px;
  width: 300px;
  outline: none;
}
.search-bar button {
  background: #0066cc;
  color: #fff;
  border: none;
  padding: 0 16px;
  cursor: pointer;
  transition: background 0.3s;
}
.search-bar button:hover {
  background: #0055aa;
}

/* 機械一覧カード */
.machine-list .machines {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}
.machine-card {
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  width: 260px;
  text-align: center;
  overflow: hidden;
  transition: transform 0.3s;
}
.machine-card:hover {
  transform: translateY(-5px);
}
.machine-card img {
  width: 100%;
  height: auto;
  display: block;
}
.machine-card .card-body {
  padding: 15px;
}
.machine-card h3 {
  margin: 0 0 10px;
}
.machine-card p {
  font-size: 0.9rem;
  line-height: 1.5;
}
.machine-card a {
  display: inline-block;
  margin-top: 10px;
  color: #0066cc;
  font-weight: bold;
}

/* 新規機械登録フォーム */
.machine-add {
  margin: 40px auto;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 6px;
  padding: 20px;
  max-width: 600px;
}
.machine-add h2 {
  text-align: center;
  margin-bottom: 20px;
}
.machine-add .form-group {
  margin-bottom: 15px;
}
.machine-add label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}
.machine-add input[type="text"],
.machine-add textarea,
.machine-add input[type="file"] {
  width: 100%;
  padding: 8px;
  box-sizing: border-box;
}
.machine-add button {
  display: inline-block;
  padding: 10px 20px;
  background-color: #0066cc;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.3s;
}
.machine-add button:hover {
  background-color: #003366;
}

/* エラー表示 */
.error {
  color: red;
  text-align: center;
}

/* ログインフォーム */
.login-form {
  width: 400px;
  max-width: 90%;
  margin: 80px auto;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 6px;
  padding: 20px;
}
.login-form h1 {
  margin-bottom: 20px;
  text-align: center;
}
.login-form .error {
  margin-bottom: 10px;
}
.login-form div {
  margin-bottom: 15px;
}
.login-form label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}
.login-form input[type="text"],
.login-form input[type="password"] {
  width: 100%;
  padding: 8px;
  box-sizing: border-box;
}
.login-form button {
  display: block;
  width: 100%;
  padding: 10px;
  background: #0066cc;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}
.login-form button:hover {
  background-color: #003366;
}

@media (max-width: 768px) {
  /* Header Bottom: Smaller Text for 2nd-row Buttons (e.g., "戻る"など) */
  .header-bottom .container .sub-nav a,
  .header-bottom .container .sub-nav button {
    font-size: 0.6rem;
    padding: 3px 6px;
  }

  
}