/* ===== 全体 ===== */
body {
  margin: 0;
  background: #f3efe8;
  font-family: "M PLUS Rounded 1c", sans-serif;
}

/* ===== ヘッダー ===== */
.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  background: #fff4e4;
  padding: 15px 0;
  border-bottom: 1px solid rgba(0,0,0,0.1);
  z-index: 100;
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;

  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 20px;
  font-weight: bold;
  color: #3f6b2a;
}

.nav a {
  margin-left: 20px;
  text-decoration: none;
  color: #a99696;
  font-size: 14px;
}

/* ===== ページ ===== */
.page {
  max-width: 900px;
  margin: 100px auto 40px;
  padding: 0 20px;
}

.section-title {
  margin-bottom: 20px;
}

/* ===== 古サイト風ログ ===== */
.log-list {
  background: #fff;
  border: 2px solid #ccc;
  padding: 10px;
  font-size: 14px;
}

/* 1行 */
.log-item {
  padding: 6px 0;
  border-bottom: 1px dotted #ccc;
}

/* 日付 */
.date {
  color: #888;
  margin-right: 10px;
}

/* サムネ */
.thumb {
  width: 40px;
  vertical-align: middle;
  margin-right: 5px;
  border: 1px solid #ccc;
}

/* リンク（古サイト感） */
.log-item a {
  color: #0000ee;
  text-decoration: underline;
}

.log-item a:hover {
  color: #ff0000;
}

/* ===== 空表示 ===== */
.empty-message {
  display: none;
  text-align: center;
  color: #999;
  padding: 30px 0;
}

/* ===== スマホ ===== */
@media (max-width: 600px) {

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 5px;
  }

  .nav {
    width: 100%;
    display: flex;
    justify-content: space-between;
  }

  .page {
    margin-top: 110px;
  }

}

.empty-message {
  display: block !important;
}

#homeBtn {
  position: fixed;
  bottom: 20px;
  right: 20px;

  background: #fff4e4;
  color: #3f6b2a;
  text-decoration: none;

  padding: 10px 15px;
  border-radius: 20px;

  font-size: 14px;

  box-shadow: 0 3px 10px rgba(0,0,0,0.15);
  transition: 0.2s;
}

#homeBtn:hover {
  transform: translateY(-3px);
}