:root {
  --orange: #ff7e00;
  --text: #111;
  --red: #e60012;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: #c9c2b4;
  color: var(--text);
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", YuGothic, Meiryo, sans-serif;
  font-weight: 500;
  line-height: 1.7;
  -webkit-text-size-adjust: 100%;
}
img { max-width: 100%; height: auto; display: block; }

/* 背景（湯気）・ページ枠：温泉宿ホテル総選挙サイト共通
====================================================*/
.steamWrap {
  position: fixed; inset: 0; z-index: -100;
  background: #c9c2b4 url(../img/site/bg.png) center / cover no-repeat;
}
.steamBox { width: 100%; height: 100%; position: relative; overflow: hidden; }
.steamBox img { max-width: none; }
.steam01 { position: absolute; right: 0; animation: steam01 10s infinite linear; opacity: 0; }
.steam02 { position: absolute; left: 0; animation: steam02 14s infinite linear; opacity: 0; }
.steam03 { position: absolute; right: 0; left: 0; margin: auto; width: 1000px; animation: steam02 12s infinite linear; animation-delay: 6s; opacity: 0; }
.steam01 img, .steam03 img { width: 1000px; height: 1000px; }
.steam02 img { width: 800px; height: 800px; }
@keyframes steam01 {
  0%   { bottom: -600px; filter: blur(16px); transform: scale(.6, 1); opacity: 0; }
  11%  { opacity: .5; }
  33%  { transform: scale(1, 1.4); opacity: 1; }
  66%  { transform: scale(1.8, 1); opacity: .8; }
  100% { bottom: 0; filter: blur(20px); transform: scale(2, 1.8); opacity: 0; }
}
@keyframes steam02 {
  0%   { bottom: -400px; filter: blur(16px); transform: scale(.6, .6); opacity: 0; }
  11%  { opacity: .5; }
  33%  { transform: scale(.8, 1); opacity: 1; }
  66%  { transform: scale(1, 1.2); }
  100% { bottom: 0; filter: blur(20px); transform: scale(1.2, 1.4); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) { .steamBox { display: none; } }

.page { max-width: 1200px; margin: 0 auto; background: #fff; }

/* ヘッダー */
.site-header { padding: 6.5% 0; background: #ff7f00; }
.site-header-in { background: #fff; text-align: center; }
.site-logo { display: inline-block; width: 50%; }

/* フッター */
.site-footer { text-align: center; }
.footer_02 { padding: 3% 0; background: #f5b720; }
.footer_02_in { display: flex; justify-content: space-between; flex-wrap: wrap; width: 75%; margin: 0 auto; }
.footer_02_l { width: 50%; text-align: left; }
.footer_02_l div { margin: 5px 0; }
.footer_02_l a { font-size: 14px; font-weight: 400; color: #000; text-decoration: none; }
.footer_02_r { width: 40%; }
.footer_02_r_t1 { display: flex; align-items: center; margin: 2% auto 0; font-size: 20px; font-weight: 500; color: #fff; }
.footer_02_r_t1::before, .footer_02_r_t1::after { content: ""; height: 3px; flex-grow: 1; background: #fff; }
.footer_02_r_t1::before { margin-right: 1rem; }
.footer_02_r_t1::after { margin-left: 1rem; }
.footer_02_r_in { display: flex; justify-content: space-between; flex-wrap: wrap; margin-top: 3%; }
.footer_02_r_img { height: 50px; width: auto; }
.site-footer a, .site-header a { transition: opacity .3s; }
.site-footer a:hover, .site-header a:hover { opacity: .8; }

/* コンテンツ
====================================================*/
.wrap { max-width: 1102px; margin: 0 auto; padding: 0 16px 80px; }
.section { padding-top: 96px; }
.section:first-child { padding-top: 64px; }

/* 見出しバー */
.bar {
  margin: 0;
  background: var(--orange);
  color: #fff;
  text-align: center;
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1.3;
  padding: 14px 10px;
  letter-spacing: .02em;
}

/* 宿泊券画像 */
.voucher { max-width: 765px; margin: 84px auto 72px; }
.voucher img { width: 100%; }

/* 注意事項 */
.notes { list-style: none; margin: 0 auto; padding: 0; font-size: 1.32rem; line-height: 1.75; }
.notes li { position: relative; padding-left: 1.1em; }
.notes li::before {
  content: ""; position: absolute; left: 0; top: .42em;
  width: .9em; height: .9em; border-radius: 50%; background: var(--orange);
}

/* エリアボタン */
.area-nav { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px 15px; margin-top: 20px; }
.area-nav a {
  display: flex; align-items: center; justify-content: center;
  height: 62px; background: var(--area); color: #fff;
  font-size: 1.6rem; font-weight: 700; text-decoration: none; letter-spacing: .05em;
  transition: opacity .2s;
}
.area-nav a:hover { opacity: .8; }
.area-nav a.wide { letter-spacing: 1em; padding-left: 1em; }
.area-title.wide { letter-spacing: 1em; text-indent: 1em; }

.caution { margin: 34px 0 0; text-align: center; color: var(--red); font-weight: 700; font-size: 1.35rem; line-height: 2; }

/* エリア別一覧 */
.area { margin-top: 34px; scroll-margin-top: 16px; }
.area-title {
  margin: 0; background: var(--area); color: #fff; text-align: center;
  font-size: 1.5rem; font-weight: 700; line-height: 1.3; padding: 15px 10px; letter-spacing: .05em;
}
.hotels { list-style: none; margin: 0; padding: 0; }
.hotels li { margin-top: 9px; background: var(--area-light); }
.hotels a, .hotels span {
  display: flex; align-items: center; gap: 12px;
  min-height: 62px; padding: 10px 16px; color: var(--text);
  font-size: 1.3rem; font-weight: 700; text-decoration: none; line-height: 1.4;
}
.hotels a::before, .hotels span::before {
  content: ""; flex: 0 0 40px; height: 40px; background: var(--area);
  -webkit-mask: url(../img/onsen-icon.png) center / contain no-repeat;
          mask: url(../img/onsen-icon.png) center / contain no-repeat;
}
.hotels a { transition: background-color .2s; }
.hotels a:hover { background: color-mix(in srgb, var(--area) 22%, #fff); text-decoration: underline; }

/* トップへ */
.to-top {
  position: fixed; right: 16px; bottom: 16px; width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  background: var(--orange); color: #fff; border-radius: 50%;
  text-decoration: none; font-size: 1rem; box-shadow: 0 2px 8px rgba(0,0,0,.2);
}

@media (max-width: 900px) {
  .section { padding-top: 56px; }
  .section:first-child { padding-top: 32px; }
  .bar { font-size: 1.2rem; }
  .voucher { margin: 40px auto; }
  .notes { font-size: 1rem; }
  .notes br { display: none; }
  .area-nav a { font-size: 1.2rem; height: 52px; }
  .caution { font-size: 1rem; }
  .area-title { font-size: 1.2rem; padding: 12px 10px; }
  .hotels a, .hotels span { font-size: 1.05rem; min-height: 52px; }
  .hotels a::before, .hotels span::before { flex-basis: 30px; height: 30px; }
}
@media (max-width: 500px) {
  .site-logo { width: 85%; }
  .footer_02 { padding: 3vw 0 5vw; }
  .footer_02_in { width: 90%; }
  .footer_02_l { width: 100%; }
  .footer_02_l a { font-size: 3.4vw; }
  .footer_02_r { width: 90%; margin: 0 auto; }
  .footer_02_r_t1 { margin: 4vw auto 0; font-size: 4.6vw; }
  .footer_02_r_in { margin-top: 3vw; }
  .footer_02_r_img { height: 45px; }
}
@media (max-width: 560px) {
  .area-nav { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .caution br { display: block; }
  .bar { font-size: 1.05rem; }
  .hotels li { margin-top: 6px; }
  .hotels a, .hotels span { font-size: .98rem; padding: 10px 12px; gap: 10px; }
  .hotels a::before, .hotels span::before { flex-basis: 26px; height: 26px; }
}