/* =========================================
   あるごの湯 リニューアル提案（非公式）
   モバイルファーストで記述
   ========================================= */

:root {
    --paper:      #faf6ef;   /* 背景（和紙のような温かい白） */
    --paper-tint: #f2ebdf;   /* 一段濃い背景 */
    --sumi:       #33291f;   /* 本文（墨） */
    --sumi-light: #6b5d4d;   /* 補助テキスト */
    --brown:      #5c3a2e;   /* 見出し */
    --gold:       #a8843c;   /* アクセント（金） */
    --heat:       #c2542f;   /* ロウリュ・熱 */
    --dark:       #241d17;   /* 濃色セクション */
    --line:       #ddd2be;   /* 罫線 */
    --serif: "Noto Serif JP", "Yu Mincho", serif;
    --sans:  "Noto Sans JP", "Hiragino Sans", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;   /* メニューを押した時になめらかに移動 */
}
/* ヘッダー＋メニューの高さぶん、リンク先を下げる（見出しが隠れないように） */
section[id] { scroll-margin-top: 96px; }

body {
    font-family: var(--sans);
    color: var(--sumi);
    background: var(--paper);
    line-height: 1.9;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

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

.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.wrap-narrow { max-width: 720px; }

/* ---- 画像プレースホルダー（Firefly画像に差し替える場所） ---- */
.ph {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: repeating-linear-gradient(45deg, #e6dcc8, #e6dcc8 10px, #ded3bd 10px, #ded3bd 20px);
    color: var(--sumi-light);
    font-size: 0.8rem;
    text-align: center;
    padding: 1rem;
    border: 1px dashed #c3b596;
}
.ph::before {
    content: attr(data-ph);
    position: absolute;
    top: 8px; left: 8px;
    background: var(--sumi);
    color: var(--paper);
    font-size: 0.65rem;
    padding: 2px 8px;
    letter-spacing: 0.04em;
}

/* =========== ヘッダー =========== */
.site-header {
    position: sticky; top: 0; z-index: 50;
    background: rgba(250, 246, 239, 0.94);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid var(--line);
}
.header-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 54px;
}

/* ---- ページ内メニュー ---- */
.site-nav {
    border-top: 1px solid var(--line);
    background: rgba(250, 246, 239, 0.94);
}
.nav-list {
    list-style: none;
    display: flex;
    gap: 0;
    overflow-x: auto;            /* スマホでは横スクロール */
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 0 12px;
}
.nav-list::-webkit-scrollbar { display: none; }
.nav-list li { flex: 0 0 auto; }
.nav-list a {
    display: block;
    padding: 0.7rem 0.8rem;
    font-size: 0.8rem;
    color: var(--sumi-light);
    text-decoration: none;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
}
.nav-list a:hover,
.nav-list a:focus {
    color: var(--brown);
    border-bottom-color: var(--gold);
}
.logo {
    font-family: var(--serif);
    font-size: 0.8rem;
    color: var(--sumi-light);
    text-decoration: none;
    line-height: 1.3;
}
.logo strong { display: block; font-size: 1.1rem; color: var(--brown); }
.header-tel {
    font-family: var(--serif);
    font-size: 1rem;
    color: var(--brown);
    text-decoration: none;
    border: 1px solid var(--line);
    padding: 0.5rem 0.9rem;
    border-radius: 2px;
}

/* =========== ヒーロー =========== */
.hero { position: relative; }
.ph-hero { height: 46vh; min-height: 260px; }
/* 実画像。枠に対して切り抜いて表示する（縦横比が違っても歪まない） */
.hero-img {
    width: 100%;
    height: 46vh;
    min-height: 260px;
    object-fit: cover;
    object-position: center;
}
.card-img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.roryu-img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.bath-img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.hero-body { padding: 2.5rem 20px 3rem; text-align: center; }
.hero-eyebrow {
    font-size: 0.8rem; letter-spacing: 0.2em; color: var(--gold);
    margin-bottom: 1rem;
}
.hero-title {
    font-family: var(--serif);
    font-size: clamp(2rem, 9vw, 3.4rem);
    font-weight: 600;
    line-height: 1.4;
    color: var(--brown);
    margin-bottom: 1.2rem;
}
.hero-lead { font-size: 0.95rem; color: var(--sumi-light); margin-bottom: 2rem; }

.today-box {
    display: grid; gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    margin-bottom: 2rem;
}
.today-item { background: var(--paper); padding: 1.2rem 1rem; }
.today-label { display: block; font-size: 0.75rem; letter-spacing: 0.1em; color: var(--sumi-light); }
.today-value {
    display: block; font-family: var(--serif);
    font-size: 2rem; color: var(--heat); line-height: 1.3;
}
.today-sub { display: block; font-size: 0.75rem; color: var(--sumi-light); }

.btn {
    display: inline-block;
    min-height: 48px;
    line-height: 48px;
    padding: 0 2.2rem;
    background: var(--brown);
    color: var(--paper);
    text-decoration: none;
    font-size: 0.95rem;
    letter-spacing: 0.08em;
    border-radius: 2px;
}

/* =========== セクション共通 =========== */
.section { padding: 4rem 0; }
.section-tint { background: var(--paper-tint); }
.section-dark { background: var(--dark); color: #e8ded0; }
.section-dark .section-title { color: #f0e6d6; }
.section-dark .section-lead { color: #bdb0a0; }

.section-label {
    font-size: 0.7rem; letter-spacing: 0.25em; color: var(--gold);
    text-align: center; margin-bottom: 0.6rem; text-transform: uppercase;
}
.section-title {
    font-family: var(--serif);
    font-size: clamp(1.5rem, 6vw, 2.2rem);
    font-weight: 600; color: var(--brown);
    text-align: center; margin-bottom: 1rem;
}
.section-lead {
    text-align: center; font-size: 0.92rem; color: var(--sumi-light);
    margin-bottom: 2.5rem;
}
.note { font-size: 0.75rem; color: var(--sumi-light); margin-top: 1.2rem; line-height: 1.8; }
.note-light { color: #a89a88; }

/* グループ見出し（汗蒸幕／房） */
.group-title {
    font-family: var(--serif);
    font-size: 1.05rem;
    color: var(--brown);
    text-align: center;
    margin: 2.5rem 0 1.2rem;
    padding-bottom: 0.7rem;
    border-bottom: 1px solid var(--line);
}
.group-title:first-of-type { margin-top: 0; }
.group-title span {
    display: block;
    font-family: var(--sans);
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--sumi-light);
    letter-spacing: 0.05em;
    margin-top: 0.3rem;
}

/* =========== カード =========== */
.cards { display: grid; gap: 1.2rem; }
.card { background: var(--paper); border: 1px solid var(--line); }
.section-tint .card { background: #fff; }
.ph-card { aspect-ratio: 4 / 3; }
.card-body { padding: 1.2rem; }
.card-title { font-family: var(--serif); font-size: 1.15rem; color: var(--brown); margin-bottom: 0.5rem; }
.card-text { font-size: 0.85rem; color: var(--sumi-light); line-height: 1.8; }

.badge {
    display: inline-block; font-size: 0.7rem; letter-spacing: 0.08em;
    padding: 0.15rem 0.7rem; border: 1px solid var(--line);
    color: var(--sumi-light); margin-bottom: 0.6rem;
}
.badge-now { background: var(--heat); border-color: var(--heat); color: #fff; }
.card-now { border-color: var(--heat); }

/* 房の温度表示 */
.temp {
    font-family: var(--serif); font-size: 2rem; color: var(--heat);
    line-height: 1.1; margin-bottom: 0.3rem;
}
.temp span { font-size: 0.9rem; color: var(--sumi-light); margin-left: 0.2rem; }

/* =========== ロウリュ =========== */
.roryu-grid { display: grid; gap: 1.5rem; }
.ph-roryu { aspect-ratio: 4 / 3; }
.timetable { background: #2f2620; border: 1px solid #443830; padding: 1.5rem; }
.timetable-title {
    font-family: var(--serif); font-size: 1.1rem; color: #f0e6d6;
    text-align: center; margin-bottom: 1.2rem;
}
.times { list-style: none; display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: #443830; border: 1px solid #443830; }
.times li {
    background: #2f2620; padding: 0.9rem 0.5rem; text-align: center;
    font-family: var(--serif); font-size: 1.3rem; color: #e8ded0;
}
.times .is-next { background: var(--heat); color: #fff; }
.times .is-next span { display: block; font-family: var(--sans); font-size: 0.65rem; letter-spacing: 0.1em; }

/* =========== お風呂 =========== */
.bath-grid { display: grid; gap: 1.5rem; }
.ph-bath { aspect-ratio: 3 / 2; }
.bath-list-title { font-family: var(--serif); font-size: 1.05rem; color: var(--brown); margin-bottom: 1rem; }
.tags { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tags li {
    font-size: 0.82rem; padding: 0.4rem 0.9rem;
    background: var(--paper); border: 1px solid var(--line); color: var(--sumi-light);
}

/* =========== 料金 =========== */
.total-box {
    background: var(--brown); color: #f5ece0;
    padding: 1.8rem 1.2rem; margin-bottom: 2.5rem; text-align: center;
}
.total-lead { font-size: 0.88rem; margin-bottom: 1.2rem; }
.total-lead strong { color: #fff; }
.total-grid { display: grid; gap: 1px; background: rgba(255,255,255,0.2); border: 1px solid rgba(255,255,255,0.2); }
.total-item { background: var(--brown); padding: 1.2rem 0.8rem; }
.total-label { display: block; font-size: 0.78rem; letter-spacing: 0.1em; opacity: 0.85; }
.total-value { display: block; font-family: var(--serif); font-size: 2.4rem; line-height: 1.3; color: #fff; }
.total-value span { font-size: 1rem; margin-left: 0.15rem; }
.total-sub { display: block; font-size: 0.72rem; opacity: 0.8; }
.total-note { font-size: 0.82rem; margin-top: 1.2rem; opacity: 0.9; }

.price-tables { display: grid; gap: 2.5rem; }
.price-title { font-family: var(--serif); font-size: 1.15rem; color: var(--brown); margin-bottom: 0.9rem; }
.price-title-sub { font-family: var(--sans); font-size: 0.75rem; color: var(--sumi-light); margin-left: 0.4rem; }
.price-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.price-table th, .price-table td { border: 1px solid var(--line); padding: 0.7rem 0.5rem; text-align: center; }
.price-table thead th { background: var(--paper-tint); font-weight: 500; font-size: 0.85rem; }
.section-tint .price-table thead th { background: #e8dfd0; }
.price-table tbody th { background: var(--paper-tint); font-weight: 500; width: 26%; }

/* =========== アクセス =========== */
.access-grid { display: grid; gap: 1.5rem; }
.ph-map { aspect-ratio: 4 / 3; }
.info-list { display: grid; grid-template-columns: 5.5rem 1fr; gap: 0 1rem; font-size: 0.92rem; }
.info-list dt {
    font-weight: 500; color: var(--sumi-light); font-size: 0.85rem;
    padding: 0.8rem 0; border-top: 1px solid var(--line);
}
.info-list dd { padding: 0.8rem 0; border-top: 1px solid var(--line); }
.tel-link {
    font-family: var(--serif); font-size: 1.45rem; color: var(--heat);
    text-decoration: none; letter-spacing: 0.02em;
}
.tel-hint { font-size: 0.72rem; color: var(--sumi-light); }

/* =========== FAQ =========== */
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
    cursor: pointer; list-style: none;
    padding: 1.1rem 2rem 1.1rem 0; position: relative;
    font-size: 0.95rem; font-weight: 500;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
    content: "＋"; position: absolute; right: 0.3rem; top: 1rem;
    color: var(--gold); font-size: 1.1rem;
}
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 0 1.3rem; font-size: 0.88rem; color: var(--sumi-light); }

/* =========== フッター =========== */
.site-footer { background: var(--dark); color: #bdb0a0; padding: 3rem 0 2.5rem; text-align: center; }
.footer-logo { font-family: var(--serif); font-size: 0.85rem; line-height: 1.4; margin-bottom: 0.8rem; }
.footer-logo strong { display: block; font-size: 1.3rem; color: #f0e6d6; }
.footer-address { font-size: 0.85rem; margin-bottom: 1.5rem; }
.footer-address a { color: #e0cfa8; }
.footer-copy { font-size: 0.75rem; opacity: 0.6; margin-bottom: 2rem; }
.disclaimer {
    font-size: 0.72rem; line-height: 1.9; color: #8d8274;
    border-top: 1px solid #3a2f27; padding-top: 1.5rem;
    max-width: 640px; margin: 0 auto; text-align: left;
}
.disclaimer strong { color: #b3a795; }
.disclaimer a { color: #a89a88; }

/* =========================================
   タブレット以上
   ========================================= */
@media (min-width: 700px) {
    body { font-size: 17px; }
    .section { padding: 5.5rem 0; }
    .today-box { grid-template-columns: 1fr 1fr; }
    .cards-2 { grid-template-columns: repeat(2, 1fr); }
    .cards-3 { grid-template-columns: repeat(3, 1fr); }
    .cards-4 { grid-template-columns: repeat(2, 1fr); }
    .roryu-grid { grid-template-columns: 1.2fr 1fr; align-items: start; }
    .bath-grid { grid-template-columns: 1.2fr 1fr; align-items: center; }
    .access-grid { grid-template-columns: 1.2fr 1fr; align-items: start; }
    .total-grid { grid-template-columns: 1fr 1fr; }
    .price-tables { grid-template-columns: 1fr 1fr; gap: 2rem; }
    .times { grid-template-columns: repeat(3, 1fr); }
    .ph-hero { height: 56vh; }
    .hero-img { height: 56vh; }
    .logo { font-size: 0.9rem; }
    .header-tel { font-size: 1.15rem; }
    .nav-list { justify-content: center; padding: 0 20px; }
    .nav-list a { font-size: 0.85rem; padding: 0.8rem 1rem; }
}

@media (min-width: 1000px) {
    .cards-4 { grid-template-columns: repeat(4, 1fr); }
    .hero-body { padding: 3.5rem 20px 4rem; }
}

/* =========== おすすめの入り方 =========== */
.steps { list-style: none; display: grid; gap: 1rem; }
.step {
    display: grid;
    grid-template-columns: 2.6rem 1fr;
    gap: 1rem;
    background: #fff;
    border: 1px solid var(--line);
    padding: 1.3rem 1.2rem;
}
.step-num {
    font-family: var(--serif);
    font-size: 1.6rem;
    line-height: 1;
    color: var(--gold);
    text-align: center;
    padding-top: 0.1rem;
}
.step-title {
    font-family: var(--serif);
    font-size: 1.05rem;
    color: var(--brown);
    margin-bottom: 0.4rem;
    line-height: 1.6;
}
.step-body p { font-size: 0.86rem; color: var(--sumi-light); line-height: 1.85; }
.step-body strong { color: var(--heat); }

.manner {
    margin-top: 1.8rem;
    border: 1px solid var(--line);
    padding: 1.2rem 1.3rem;
}
.manner-title {
    font-family: var(--serif);
    font-size: 0.95rem;
    color: var(--brown);
    margin-bottom: 0.6rem;
}
.manner ul { list-style: none; }
.manner li {
    font-size: 0.83rem;
    color: var(--sumi-light);
    padding-left: 1.1rem;
    position: relative;
    line-height: 1.9;
}
.manner li::before {
    content: "・";
    position: absolute;
    left: 0;
    color: var(--gold);
}

/* =========== リラクゼーション店舗 =========== */
.shop-info {
    display: grid;
    grid-template-columns: 5.5rem 1fr;
    gap: 0 0.8rem;
    margin-top: 1rem;
    font-size: 0.82rem;
}
.shop-info dt {
    color: var(--sumi-light);
    padding: 0.45rem 0;
    border-top: 1px solid var(--line);
}
.shop-info dd {
    padding: 0.45rem 0;
    border-top: 1px solid var(--line);
}
.tel-inline {
    color: var(--heat);
    font-weight: 500;
    text-decoration: none;
    border-bottom: 1px solid currentColor;
}

/* 営業時間の強調 */
.hours {
    font-family: var(--serif);
    font-size: 1.35rem;
    color: var(--heat);
    font-weight: 600;
    letter-spacing: 0.02em;
}