@charset "utf-8";

/* =========================================================
   Agora - 共通デザインシステム（清潔感×上品 / レスポンシブ）
    - 色やフォントは下記 :root の変数を書き換えれば全ページに反映されます
   ========================================================= */

:root {
  --ink: #3a4750;          /* 基本の文字色 */
  --muted: #7b8893;        /* 補助テキスト */
  --line: #e6ecee;         /* 罫線 */
  --bg: #ffffff;           /* 背景 */
  --bg-soft: #f5fafb;      /* 淡い背景 */
  --accent: #2f9bb0;       /* メインカラー（水のアクア） */
  --accent-dark: #237688;
  --accent-soft: #e7f4f6;
  --rose: #d98b7d;         /* 差し色（やわらかなローズ） */
  --rose-soft: #f7ebe8;
  --shadow: 0 10px 30px rgba(40, 80, 90, .08);
  --shadow-sm: 0 4px 14px rgba(40, 80, 90, .06);
  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1120px;
  --serif: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  --sans: "Zen Kaku Gothic New", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.9;
  font-size: 16px;
  letter-spacing: .02em;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-dark); text-decoration: none; transition: color .2s, opacity .2s; }
a:hover { color: var(--accent); }
h1, h2, h3, h4 { font-weight: 600; line-height: 1.5; margin: 0; }
p { margin: 0 0 1em; }
ul { margin: 0; padding: 0; list-style: none; }

/* ---------- layout ---------- */
.container { width: min(100% - 40px, var(--maxw)); margin-inline: auto; }
.section { padding: clamp(48px, 8vw, 96px) 0; }
.section--soft { background: var(--bg-soft); }
.narrow { max-width: 820px; margin-inline: auto; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .container { width: min(100% - 40px, 1280px); }
.site-header__bar {
  display: flex; align-items: center; gap: 18px;
  flex-wrap: nowrap; min-height: 76px;
}
.site-header__logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.site-header__logo img { height: 40px; width: auto; }
.site-header__logo .brand-en { font-family: var(--serif); font-size: 26px; letter-spacing: .14em; color: var(--ink); line-height: 1; }
.site-header__logo .brand-jp { font-size: 11px; color: var(--muted); letter-spacing: .18em; display: block; margin-top: 4px; }

.site-nav { margin-left: auto; }
.site-nav ul { display: flex; align-items: center; flex-wrap: nowrap; gap: 2px; }
.site-nav a {
  display: block; padding: 10px 11px; color: var(--ink);
  font-size: 13.5px; letter-spacing: .01em; border-radius: 999px;
  white-space: nowrap;
}
.site-nav a:hover { background: var(--accent-soft); color: var(--accent-dark); }
.site-nav a.is-active { color: var(--accent-dark); font-weight: 600; }
.site-nav a.is-active::after {
  content: ""; display: block; height: 2px; width: 18px; margin: 2px auto 0;
  background: var(--accent); border-radius: 2px;
}

.header-tel { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.2; flex-shrink: 0; }
.header-tel .label { font-size: 10px; color: var(--muted); letter-spacing: .12em; white-space: nowrap; }
.header-tel .num { font-family: var(--serif); font-size: 20px; color: var(--accent-dark); white-space: nowrap; }
.header-cta {
  display: inline-block; padding: 10px 18px; border-radius: 999px; flex-shrink: 0;
  background: var(--accent); color: #fff; font-size: 13px; letter-spacing: .06em;
  white-space: nowrap;
}
.header-cta:hover { background: var(--accent-dark); color: #fff; }

.nav-toggle { display: none; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  background:
    radial-gradient(120% 120% at 80% 0%, var(--accent-soft) 0%, transparent 55%),
    linear-gradient(180deg, #fbfdfd 0%, #eef7f8 100%);
  overflow: hidden;
}
.hero__inner { padding: clamp(64px, 12vw, 130px) 0; max-width: 660px; }
.hero__eyebrow { color: var(--accent-dark); letter-spacing: .3em; font-size: 12px; margin-bottom: 18px; }
.hero h1 {
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(30px, 6vw, 52px); line-height: 1.35; color: var(--ink);
  margin-bottom: 22px;
}
.hero p { color: var(--muted); font-size: clamp(15px, 2.4vw, 17px); margin-bottom: 32px; }
.hero__deco {
  position: absolute; right: -80px; bottom: -80px; width: 380px; height: 380px;
  border-radius: 50%; background: radial-gradient(circle at 40% 40%, #ffffff, var(--accent-soft));
  opacity: .7; pointer-events: none;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 30px; border-radius: 999px; font-size: 15px; letter-spacing: .04em;
  border: 1.5px solid var(--accent); cursor: pointer; transition: all .2s;
}
.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: #fff; transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--accent-dark); }
.btn--ghost:hover { background: var(--accent-soft); }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- page head / breadcrumb ---------- */
.page-head { background: var(--bg-soft); border-bottom: 1px solid var(--line); padding: clamp(40px,7vw,72px) 0; text-align: center; }
.page-head__en { color: var(--accent-dark); letter-spacing: .3em; font-size: 12px; }
.page-head h1 { font-family: var(--serif); font-size: clamp(26px, 5vw, 40px); margin-top: 10px; }
.breadcrumb { font-size: 12.5px; color: var(--muted); padding: 16px 0; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }

/* ---------- section title ---------- */
.sec-title { text-align: center; margin-bottom: clamp(32px, 5vw, 56px); }
.sec-title__en { display: block; color: var(--accent); letter-spacing: .28em; font-size: 12px; margin-bottom: 10px; }
.sec-title h2 { font-family: var(--serif); font-size: clamp(22px, 4vw, 32px); }
.sec-title p { color: var(--muted); margin-top: 12px; font-size: 14.5px; }

.anchor { scroll-margin-top: 90px; }

/* ---------- cards / grid ---------- */
.grid { display: grid; gap: 24px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s;
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card__media { aspect-ratio: 1 / 1; background: var(--bg-soft); display: grid; place-items: center; padding: 18px; }
.card__media img { max-height: 100%; width: auto; }
.card__body { padding: 18px 20px 22px; }
.card__body h3 { font-size: 16px; margin-bottom: 6px; }
.card__body p { font-size: 13px; color: var(--muted); margin: 0; }
.card__price { color: var(--rose); font-weight: 600; margin-top: 8px; font-size: 15px; }

/* feature card (icon-free, text) */
.feature {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 28px; box-shadow: var(--shadow-sm);
}
.feature h3 { font-family: var(--serif); font-size: 19px; margin-bottom: 12px; color: var(--accent-dark); }
.feature p { font-size: 14px; color: var(--muted); margin: 0; }

/* ---------- media + text split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.split img { border-radius: var(--radius); box-shadow: var(--shadow-sm); width: 100%; }
.split h2 { font-family: var(--serif); font-size: clamp(20px,3.5vw,28px); margin-bottom: 16px; }
.split .lead { color: var(--muted); }

/* ---------- price table (編集はHTML内のテキストで) ---------- */
.menu-block { margin-bottom: clamp(40px, 6vw, 64px); }
.menu-block__head { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; border-bottom: 2px solid var(--accent); padding-bottom: 12px; margin-bottom: 8px; }
.menu-block__head h2 { font-family: var(--serif); font-size: clamp(20px,3.5vw,26px); }
.menu-block__head .en { color: var(--accent); letter-spacing: .2em; font-size: 12px; }
.menu-block__note { font-size: 12.5px; color: var(--muted); margin: 10px 0 18px; }

.price-table { width: 100%; border-collapse: collapse; }
.price-table th, .price-table td { text-align: left; padding: 16px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
.price-table th { font-weight: 600; font-size: 16px; width: 60%; }
.price-table .desc { display: block; font-weight: 400; font-size: 13px; color: var(--muted); margin-top: 4px; }
.price-table td.price { text-align: right; white-space: nowrap; color: var(--rose); font-weight: 600; font-size: 17px; font-family: var(--serif); }
.price-table .tag { display: inline-block; font-size: 11px; color: var(--accent-dark); background: var(--accent-soft); padding: 2px 9px; border-radius: 999px; margin-left: 8px; vertical-align: middle; letter-spacing: .04em; }

/* ---------- info / definition list ---------- */
.info-list { border-top: 1px solid var(--line); }
.info-list > div { display: grid; grid-template-columns: 160px 1fr; gap: 16px; padding: 18px 4px; border-bottom: 1px solid var(--line); }
.info-list dt { color: var(--accent-dark); font-weight: 600; font-size: 14px; }
.info-list dd { margin: 0; }

/* ---------- steps (お手入れ) ---------- */
.steps { counter-reset: step; display: grid; gap: 18px; }
.step { display: grid; grid-template-columns: 56px 1fr; gap: 20px; align-items: start; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 26px; box-shadow: var(--shadow-sm); }
.step::before { counter-increment: step; content: counter(step); display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; background: var(--accent-soft); color: var(--accent-dark); font-family: var(--serif); font-size: 20px; }
.step h3 { font-size: 16px; margin-bottom: 4px; }
.step p { margin: 0; color: var(--muted); font-size: 14px; }

/* ---------- news ---------- */
.news-list li { display: grid; grid-template-columns: 120px 1fr; gap: 18px; padding: 16px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.news-list time { color: var(--accent-dark); font-size: 13px; letter-spacing: .05em; }
.news-list .body { font-size: 14.5px; }

/* ---------- callout / contact band ---------- */
.callout { background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%); color: #fff; border-radius: var(--radius); padding: clamp(36px, 6vw, 60px); text-align: center; }
.callout h2 { font-family: var(--serif); font-size: clamp(22px,4vw,30px); margin-bottom: 12px; }
.callout p { color: rgba(255,255,255,.85); margin-bottom: 24px; }
.callout .tel { font-family: var(--serif); font-size: clamp(26px,5vw,38px); color: #fff; letter-spacing: .04em; }
.callout .btn--primary { background: #fff; color: var(--accent-dark); border-color: #fff; }
.callout .btn--primary:hover { background: var(--bg-soft); }

/* ---------- prose ---------- */
.prose h3 { font-family: var(--serif); font-size: 18px; color: var(--accent-dark); margin: 28px 0 10px; }
.prose p { color: #51606a; }
.prose ul.bullets { margin: 0 0 1em; padding-left: 0; }
.prose ul.bullets li { position: relative; padding-left: 22px; margin-bottom: 6px; color: #51606a; }
.prose ul.bullets li::before { content: ""; position: absolute; left: 4px; top: 13px; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }

/* ---------- photo ---------- */
.photo { margin: 0; }
.photo img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.photo--cover img { aspect-ratio: 4 / 3; object-fit: cover; }
.photo figcaption { font-size: 12.5px; color: var(--muted); margin-top: 8px; text-align: center; }

/* ---------- product detail ---------- */
.product { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(28px, 5vw, 56px); align-items: start; }
.product__media { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; display: grid; place-items: center; }
.product__catch { color: var(--accent-dark); font-weight: 600; margin-bottom: 6px; }
.product h1 { font-family: var(--serif); font-size: clamp(24px, 4vw, 34px); margin-bottom: 14px; }
.spec { border-top: 1px solid var(--line); margin: 22px 0; }
.spec > div { display: flex; justify-content: space-between; gap: 16px; padding: 13px 4px; border-bottom: 1px solid var(--line); }
.spec dt { color: var(--ink); margin: 0; }
.spec dd { margin: 0; color: var(--rose); font-weight: 600; font-family: var(--serif); font-size: 17px; white-space: nowrap; }
.spec .single { display: block; }
.spec .single dd { text-align: right; }

@media (max-width: 680px) {
  .product { grid-template-columns: 1fr; }
  .product__media { max-width: 360px; margin-inline: auto; }
}

/* ---------- footer ---------- */
.site-footer { background: #2b3940; color: #c7d2d6; padding: clamp(48px,7vw,72px) 0 28px; font-size: 14px; }
.site-footer a { color: #c7d2d6; }
.site-footer a:hover { color: #fff; }
.site-footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
.site-footer .brand-en { font-family: var(--serif); font-size: 24px; color: #fff; letter-spacing: .14em; }
.site-footer .f-desc { color: #93a3a9; font-size: 13px; margin-top: 14px; }
.site-footer h4 { color: #fff; font-size: 13px; letter-spacing: .1em; margin-bottom: 14px; }
.site-footer ul li { margin-bottom: 9px; font-size: 13.5px; }
.site-footer__bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 40px; padding-top: 20px; text-align: center; color: #8b9ba1; font-size: 12px; letter-spacing: .04em; }

/* ---------- to top ---------- */
.to-top { display: inline-block; margin-top: 10px; font-size: 13px; color: var(--muted); }

/* =========================================================
   レスポンシブ
   ========================================================= */
@media (max-width: 1180px) {
  .header-cta { display: none; }
}

@media (max-width: 1080px) {
  .header-tel .label { display: none; }
  .header-tel .num { font-size: 18px; }
  .site-nav a { padding: 10px 9px; font-size: 13px; }
}

@media (max-width: 900px) {
  .header-tel { display: none; }
  .site-footer__top { grid-template-columns: 1fr 1fr; }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .header-tel, .header-cta { display: none; }
  .nav-toggle {
    display: inline-flex; flex-direction: column; gap: 5px; margin-left: auto;
    background: none; border: 0; cursor: pointer; padding: 8px;
  }
  .nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: .25s; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .site-nav {
    position: fixed; inset: 76px 0 auto 0; margin: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    max-height: 0; overflow: hidden; transition: max-height .3s ease; box-shadow: var(--shadow);
  }
  .site-nav.is-open { max-height: 80vh; }
  .site-nav ul { flex-direction: column; gap: 0; padding: 8px 16px 20px; }
  .site-nav a { padding: 14px 8px; border-bottom: 1px solid var(--line); border-radius: 0; }
  .site-nav a.is-active::after { display: none; }
}

@media (max-width: 680px) {
  .split { grid-template-columns: 1fr; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .info-list > div { grid-template-columns: 1fr; gap: 4px; }
  .news-list li { grid-template-columns: 1fr; gap: 2px; }
  .step { grid-template-columns: 44px 1fr; gap: 14px; padding: 20px; }
  .price-table th { width: auto; }
  .site-footer__top { grid-template-columns: 1fr; gap: 28px; }
}