/*
Theme Name: KMJ Hotels
Theme URI: https://kmj-hotels.com/
Author: KMJ Hotels
Description: KMJ Hotels - 熊本の宿泊施設を紹介するポータルサイト。DISCOVER KUMAMOTO.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: kmj-hotels
Tags: custom-menu, custom-logo
*/

/* ========================================
   KMJ Hotels - メインスタイルシート
   ----------------------------------------
   ブランドカラー: ネイビー #2B3990 × ゴールド #C9A227
   ロゴの配色に合わせた和モダン・ラグジュアリー基調。
   デザイン言語は HIMOROGI テーマを踏襲。
   ======================================== */

/* フォントは functions.php で Google Fonts（Quicksand / Zen Maru Gothic /
   M PLUS Rounded 1c）を読み込んでいます。 */

/* ---- 1. デザイントークン ---- */
:root {
    --color-primary: #2B3990;        /* ロゴのネイビー */
    --color-primary-dark: #1e2a6e;   /* 濃紺（ホバー用） */
    --color-accent: #C9A227;         /* ロゴのゴールド */
    --color-accent-dark: #a8871c;

    --color-bg-primary: #FAF9F6;     /* メイン背景（オフホワイト） */
    --color-bg-accent: #F2F1EC;      /* セクション背景 */
    --color-bg-dark: #14152b;

    --color-text-primary: #2a2a2a;
    --color-text-secondary: #5f5f5f;
    --color-text-light: #999999;
    --color-text-inverse: #ffffff;
    --color-border: #e6e4dd;

    /* --- 丸ゴシック系フォント（ロゴに合わせた丸みのある書体） --- */
    --font-serif: 'Zen Maru Gothic', 'M PLUS Rounded 1c', sans-serif;  /* 見出し */
    --font-sans: 'M PLUS Rounded 1c', 'Hiragino Maru Gothic ProN', sans-serif; /* 本文 */
    --font-display: 'Quicksand', 'M PLUS Rounded 1c', sans-serif;      /* 英字ラベル */

    --container-max: 1120px;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
}

/* ---- 2. リセット & ベース ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-sans);
    color: var(--color-text-primary);
    background: var(--color-bg-primary);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: opacity .3s, color .3s; }
ul { list-style: none; }

.skip-link {
    position: absolute; left: -9999px; top: 0;
    background: var(--color-primary); color: #fff; padding: .75rem 1.25rem; z-index: 1000;
}
.skip-link:focus { left: 0; }

.container {
    width: 100%; max-width: var(--container-max);
    margin-inline: auto; padding-inline: 1.5rem;
}

/* 英字ラベル（セクション上部の小見出し） */
.eyebrow {
    font-family: var(--font-display);
    letter-spacing: .35em;
    font-size: .8rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
}

/* セクション見出し */
.section-title {
    font-family: var(--font-serif);
    font-weight: 500;
    font-size: clamp(1.6rem, 4vw, 2.3rem);
    color: var(--color-primary);
    letter-spacing: .04em;
    line-height: 1.4;
}
.section-lead {
    font-size: .95rem;
    color: var(--color-text-secondary);
    line-height: 1.9;
}

/* ボタン */
.btn {
    display: inline-flex; align-items: center; gap: .5rem;
    font-size: .85rem; letter-spacing: .12em;
    padding: .85rem 2.2rem;
    border: 1px solid transparent;
    transition: background .3s, color .3s, border-color .3s;
    cursor: pointer;
}
.btn--primary { background: var(--color-primary); color: #fff; }
.btn--primary:hover { background: var(--color-primary-dark); }
.btn--gold { background: var(--color-accent); color: #fff; }
.btn--gold:hover { background: var(--color-accent-dark); }
.btn--outline { border-color: var(--color-primary); color: var(--color-primary); }
.btn--outline:hover { background: var(--color-primary); color: #fff; }

/* ---- 3. ヘッダー ---- */
.header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
}
.header__inner {
    max-width: var(--container-max); margin-inline: auto;
    padding: .6rem 1.5rem;
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.header__logo { display: flex; align-items: center; }
.header__logo img { height: 72px; width: auto; }
.header__nav ul { display: flex; gap: 2rem; align-items: center; }
.header__nav a {
    font-size: .85rem; letter-spacing: .1em; color: var(--color-text-primary);
    font-weight: 600;
    position: relative; padding-bottom: 2px;
}
.header__nav a::after {
    content: ''; position: absolute; left: 0; bottom: -2px; width: 0; height: 1px;
    background: var(--color-accent); transition: width .3s;
}
.header__nav a:hover::after { width: 100%; }

/* ヘッダー右側（ナビ＋Instagram） */
.header__right { display: flex; align-items: center; gap: 1.5rem; }
.header__instagram {
    display: inline-flex; align-items: center; justify-content: center;
    color: var(--color-primary);
    transition: color .3s, transform .3s;
}
.header__instagram:hover { color: var(--color-accent); transform: translateY(-1px); }

/* ---- 4. ヒーロー ---- */
.hero {
    position: relative;
    background: #1a1a1a; /* 画像読み込み前の下地（無彩色） */
    color: #fff;
    text-align: center;
    padding: clamp(6rem, 18vh, 11rem) 1.5rem clamp(6rem, 18vh, 11rem);
    overflow: hidden;
    min-height: 78vh;
    display: flex; align-items: center; justify-content: center;
}

/* 背景スライドショー */
.hero__slideshow { position: absolute; inset: 0; z-index: 0; }
.hero__slide {
    position: absolute; inset: 0;
    background-size: cover; background-position: center;
    opacity: 0; transform: scale(1.08);
    transition: opacity 1.6s ease, transform 7s ease;
    will-change: opacity, transform;
}
.hero__slide.is-active {
    opacity: 1; transform: scale(1);
}
/* 画像上のテキスト可読性のための、ごく薄いネイビーのかぶせ */
.hero__overlay {
    position: absolute; inset: 0; z-index: 1;
    background:
        linear-gradient(160deg, rgba(43,57,144,.40) 0%, rgba(30,42,110,.48) 60%, rgba(20,21,43,.56) 100%);
}
.hero__inner { position: relative; z-index: 2; max-width: 760px; margin-inline: auto; }
.hero__eyebrow {
    font-family: var(--font-display); letter-spacing: .4em; font-size: .8rem;
    color: var(--color-accent); text-transform: uppercase; margin-bottom: 1.5rem;
}
.hero__title {
    font-family: var(--font-serif); font-weight: 300;
    font-size: clamp(1.9rem, 5vw, 3.2rem);
    letter-spacing: .06em; line-height: 1.6; margin-bottom: 1.5rem;
}
.hero__lead {
    font-size: clamp(.9rem, 2.5vw, 1.05rem);
    color: #d3d8f0; line-height: 2; margin-bottom: 2.5rem;
}
.hero__gold-line {
    width: 60px; height: 2px; background: var(--color-accent);
    margin: 0 auto 2rem;
}

/* ---- 5. 宿泊施設一覧 ---- */
.listings { padding: clamp(4rem, 10vh, 6rem) 0; background: var(--color-bg-accent); }
.listings__head { text-align: center; margin-bottom: 3.5rem; }
.listings__head .eyebrow { display: block; margin-bottom: .75rem; }
.listings__head .section-lead { margin-top: 1rem; color: var(--color-text-primary); font-weight: 600; }

.listing-grid {
    display: grid; gap: 2rem;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    max-width: 960px; margin-inline: auto;
}
.listing-card {
    background: #fff; overflow: hidden;
    box-shadow: 0 10px 30px rgba(20,21,43,.08);
    display: flex; flex-direction: column;
    transition: transform .4s, box-shadow .4s;
}
.listing-card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(20,21,43,.14); }
.listing-card__media {
    position: relative; aspect-ratio: 3 / 2; overflow: hidden; background: var(--color-primary);
}
.listing-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.listing-card:hover .listing-card__media img { transform: scale(1.06); }
.listing-card__no {
    position: absolute; top: 1rem; left: 1rem;
    font-family: var(--font-display); font-size: .75rem; letter-spacing: .2em;
    color: #fff; background: rgba(43,57,144,.85); padding: .3rem .8rem;
}
/* 画像がない場合のプレースホルダー */
.listing-card__placeholder {
    width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(150deg, #2B3990, #14152b);
    color: rgba(255,255,255,.5);
    font-family: var(--font-display); letter-spacing: .3em; font-size: .9rem;
}
.listing-card__body { padding: 1.75rem 1.75rem 2rem; display: flex; flex-direction: column; flex: 1; }
.listing-card__location {
    font-size: .72rem; letter-spacing: .18em; color: var(--color-accent-dark);
    font-weight: 600; margin-bottom: .5rem;
}
.listing-card__name {
    font-family: var(--font-serif); font-weight: 500; font-size: 1.25rem;
    color: var(--color-primary); margin-bottom: .3rem;
}
.listing-card__name-en {
    font-family: var(--font-display); font-size: .8rem; letter-spacing: .15em;
    color: var(--color-text-light); margin-bottom: .9rem;
}
.listing-card__desc {
    font-size: .88rem; color: var(--color-text-primary); line-height: 1.8;
    font-weight: 600;
    flex: 1; margin-bottom: 1.5rem;
}
.listing-card__link {
    align-self: flex-start;
    font-size: .82rem; letter-spacing: .1em; color: var(--color-primary);
    border-bottom: 1px solid var(--color-accent); padding-bottom: 2px;
}
.listing-card__link:hover { color: var(--color-accent-dark); }

.listings__note {
    text-align: center; margin-top: 3rem;
    font-size: .82rem; color: var(--color-text-light);
}

/* ---- 6. お問い合わせ / CTA ---- */
.cta { background: var(--color-primary); color: #fff; padding: clamp(3.5rem,8vh,5rem) 1.5rem; text-align: center; }
.cta__title { font-family: var(--font-serif); font-weight: 300; font-size: clamp(1.5rem,4vw,2rem); margin-bottom: 1rem; }
.cta__lead { color: #cdd2ee; font-size: .95rem; line-height: 1.9; margin-bottom: 2rem; }

/* ---- 7. フッター ---- */
.footer { background: var(--color-bg-dark); color: #b9bcd6; padding: 3.5rem 1.5rem 2rem; }
.footer__inner {
    max-width: var(--container-max); margin-inline: auto;
    display: grid; gap: 2.5rem; grid-template-columns: 1.4fr 1fr 1fr;
}
.footer__brand-name {
    font-family: var(--font-display); font-weight: 700; letter-spacing: .15em;
    font-size: 1.4rem; color: #fff;
}
.footer__brand-sub { font-size: .72rem; letter-spacing: .25em; color: var(--color-accent); margin-top: .3rem; }
.footer__brand-desc { font-size: .82rem; line-height: 1.9; margin-top: 1rem; color: #9fa3c4; }
.footer__instagram {
    display: inline-flex; align-items: center; gap: .5rem;
    margin-top: 1.25rem; color: #b9bcd6;
    font-size: .82rem; letter-spacing: .05em;
    transition: color .3s;
}
.footer__instagram:hover { color: var(--color-accent); }
.footer__col h3 { font-size: .8rem; letter-spacing: .12em; color: #fff; margin-bottom: 1rem; font-weight: 600; }
.footer__col p, .footer__col a { font-size: .82rem; line-height: 1.9; color: #9fa3c4; }
.footer__col a:hover { color: var(--color-accent); }
.footer__bottom {
    max-width: var(--container-max); margin: 2.5rem auto 0; padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,.1);
    font-size: .72rem; letter-spacing: .1em; color: #7b7fa0; text-align: center;
}

/* ---- 8. レスポンシブ ---- */
@media (max-width: 768px) {
    .header__nav ul { gap: 1.1rem; }
    .header__logo img { height: 46px; }
    .footer__inner { grid-template-columns: 1fr; gap: 2rem; }
}
@media (max-width: 480px) {
    .header__nav a { font-size: .78rem; }
    .listing-grid { grid-template-columns: 1fr; }
}