/*
 * THE GOLF HOUSE ブランドガイドラインに沿った配色と書体
 * - 背景はニュートラル（Ivory Mist）、主色は Pine Teal、アクセントは Muted Olive / Lime Cream
 * - French Blue と Fiery Terracotta は小さなアクセントだけに使う
 * - 日本語見出し: UD明朝（BIZ UDPMincho）/ 日本語本文: 游ゴシック / 英語本文: Helvetica 系
 * - 英語メインフォント（Bely Display）はロゴ画像で表現する
 */
:root {
  /* ブランドカラー */
  --pine-teal: #2d4738;
  --lime-cream: #aabc87;
  --muted-olive: #c8e88e;
  --ivory-mist: #f8f3e4;
  --bone: #d1cfc2;
  --charcoal-brown: #434340;
  --french-blue: #1c2f85;
  --fiery-terracotta: #e1602f;
  --jasmine: #f7dd72;

  /* 役割ごとの色 */
  --bg: var(--ivory-mist);
  --surface: #fffdf7;
  --text: var(--charcoal-brown);
  --heading: var(--pine-teal);
  --muted: #74746c;
  --border: var(--bone);
  --accent: var(--pine-teal);
  --accent-text: var(--ivory-mist);
  --danger: var(--fiery-terracotta);
  --ok-bg: #e9f3d6;
  --ok-text: var(--pine-teal);
  --err-bg: #fbe3d8;
  --err-text: #9c3b14;

  --font-ja-heading: "BIZ UDPMincho", "UD明朝", "Yu Mincho", "YuMincho", serif;
  --font-body: "Helvetica Neue", Helvetica, Arial, "Yu Gothic Medium", "游ゴシック Medium", "YuGothic", "游ゴシック体", "Hiragino Sans", sans-serif;
  color-scheme: light;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.8;
  letter-spacing: 0;
}
.container { max-width: 640px; margin: 0 auto; padding: 24px 16px 64px; }
.container.wide { max-width: 1000px; }
h1, h2 {
  font-family: var(--font-ja-heading);
  color: var(--heading);
  font-weight: 700;
  letter-spacing: 0.05em;
}
h1 { font-size: 1.6rem; margin: 0 0 8px; line-height: 1.4; }
h2 { font-size: 1.15rem; margin: 36px 0 14px; }
p { margin: 0 0 12px; }
a { color: var(--pine-teal); text-underline-offset: 3px; }
.muted { color: var(--muted); font-size: 0.9rem; margin: 0; }
.strong { font-weight: 700; font-size: 1.1rem; color: var(--pine-teal); }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 16px;
}
label.field { display: block; margin-bottom: 16px; }
label.field > span { display: block; font-size: 0.9rem; margin-bottom: 4px; font-weight: 600; }
.req { color: var(--danger); font-size: 0.75rem; margin-left: 6px; font-weight: 600; }
input[type="text"], input[type="email"], input[type="tel"], input[type="number"], input[type="datetime-local"], input[type="date"], input[type="time"], textarea, select {
  width: 100%;
  padding: 11px 12px;
  min-height: 48px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--lime-cream); outline-offset: 0; border-color: var(--pine-teal); }
textarea { min-height: 88px; resize: vertical; }
button {
  font: inherit;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--accent);
  color: var(--accent-text);
  cursor: pointer;
  font-weight: 700;
  letter-spacing: 0.04em;
}
button:hover:not(:disabled) { filter: brightness(1.12); }
button.block { width: 100%; padding: 15px; font-size: 1.05rem; }
button.secondary { background: transparent; color: var(--pine-teal); border-color: var(--pine-teal); font-weight: 600; }
button.secondary:hover:not(:disabled) { background: var(--muted-olive); filter: none; }
button.danger { background: var(--danger); color: #fff; }
button.small { padding: 4px 12px; font-size: 0.85rem; }
button:disabled { opacity: 0.45; cursor: not-allowed; }
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; }
.alert.error { background: var(--err-bg); color: var(--err-text); }
.alert.ok { background: var(--ok-bg); color: var(--ok-text); }
.hidden { display: none !important; }
.turnstile { margin: 8px 0 16px; min-height: 65px; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 500; }
.table-wrap { overflow-x: auto; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: end; }
.row > label.field { flex: 1 1 140px; margin-bottom: 0; }
.badge { display: inline-block; font-size: 0.75rem; padding: 0 8px; border-radius: 999px; border: 1px solid var(--border); color: var(--muted); }
.badge.closed { color: var(--danger); border-color: var(--danger); }
tr.canceled td { color: var(--muted); text-decoration: line-through; }

/* ---- ロゴ（白抜きのマスク画像を好きな色で塗る） ---- */
.logo {
  display: block;
  aspect-ratio: 1200 / 137;
  background-color: currentColor;
  -webkit-mask: url(/logo-mask.png) center / contain no-repeat;
  mask: url(/logo-mask.png) center / contain no-repeat;
}

/* ---- ヘッダー ---- */
.site-header {
  position: relative;
  overflow: hidden;
  background: var(--pine-teal);
  color: var(--ivory-mist);
}
.site-header .inner {
  position: relative;
  max-width: 1040px;
  margin: 0 auto;
  padding: 32px 16px 36px;
}
.site-header h1 { margin: 0; color: inherit; }
.site-header .logo { width: min(340px, 78vw); color: var(--ivory-mist); }
.site-header .title-ja {
  display: block;
  margin-top: 14px;
  font-size: 1.35rem;
  letter-spacing: 0.08em;
  color: var(--muted-olive);
}
.site-header .tagline {
  margin: 10px 0 0;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ivory-mist);
  opacity: 0.85;
}
/* ゴルフボールを思わせる円のグラフィック */
.site-header::after {
  content: "";
  position: absolute;
  right: -60px;
  top: 50%;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  border: 3px solid var(--jasmine);
  transform: translateY(-50%);
  opacity: 0.9;
}
@media (max-width: 640px) {
  .site-header::after { width: 150px; height: 150px; right: -60px; top: auto; bottom: -80px; transform: none; }
  .site-header .inner { padding: 24px 16px 28px; }
  .site-header .title-ja { font-size: 1.15rem; }
}
.site-header.narrow-header .inner { max-width: 640px; }
.site-header a { color: inherit; text-decoration: none; }
.container form + p { margin-top: 20px; }
.site-footer {
  text-align: center;
  padding: 32px 16px;
  color: var(--muted);
  font-size: 0.8rem;
}
.site-footer .logo { width: 160px; margin: 0 auto 6px; color: var(--pine-teal); }

/* ---- 予約カレンダー ---- */
:root {
  --slot-bg: var(--muted-olive);
  --slot-border: var(--lime-cream);
  --slot-text: var(--pine-teal);
  --slot-hover: #b9df73;
  --full-bg: #ebe7da;
  --full-text: #9a988c;
  --grid-bg: #f3eedf;
  --grid-line: #e2ddcd;
  --sat: var(--french-blue);
  --sun: var(--fiery-terracotta);
}
.container.calendar-page { max-width: 1040px; }
.calendar-page form, .calendar-page .narrow { max-width: 640px; }
.lead { margin-top: 24px; }
.cal-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.cal-nav { display: flex; align-items: center; gap: 12px; }
.cal-range { font-variant-numeric: tabular-nums; min-width: 9em; text-align: center; font-weight: 600; color: var(--pine-teal); }
.icon-btn {
  width: 40px; height: 40px; padding: 0;
  background: var(--surface); color: var(--pine-teal);
  border: 1px solid var(--border); border-radius: 50%;
  font-size: 1.5rem; line-height: 1; font-weight: 400;
}
.icon-btn:hover:not(:disabled) { background: var(--muted-olive); filter: none; }
.segmented { display: inline-flex; border: 1px solid var(--pine-teal); border-radius: 999px; overflow: hidden; }
.segmented button { background: transparent; color: var(--pine-teal); border: 0; border-radius: 0; font-weight: 500; padding: 7px 20px; }
.segmented button.active { background: var(--pine-teal); color: var(--ivory-mist); font-weight: 700; }
.cal-legend { display: flex; gap: 16px; font-size: 0.85rem; color: var(--muted); margin-bottom: 8px; }
.cal-legend span { display: inline-flex; align-items: center; gap: 6px; }
.dot { display: inline-block; width: 12px; height: 12px; border-radius: 50%; }
.dot.open { background: var(--slot-bg); border: 1px solid var(--slot-border); }
.dot.full { background: var(--full-bg); border: 1px solid var(--border); }
.cal {
  border: 1px solid var(--border); border-radius: 14px;
  background: var(--surface);
  overflow: auto; max-height: 70vh;
}
.cal-empty { padding: 24px; }
.cal-grid { display: grid; min-width: min-content; }
.cal-head {
  position: sticky; top: 0; z-index: 2;
  background: var(--surface);
  border-bottom: 1px solid var(--border); border-left: 1px solid var(--grid-line);
  padding: 10px 4px; text-align: center; font-size: 0.9rem; font-weight: 600;
}
.cal-head.cal-corner { border-left: 0; left: 0; z-index: 3; }
.cal-head.sat { color: var(--sat); }
.cal-head.sun { color: var(--sun); }
.cal-head.today { text-decoration: underline; text-decoration-color: var(--lime-cream); text-decoration-thickness: 3px; text-underline-offset: 6px; }
.cal-times {
  position: sticky; left: 0; z-index: 1;
  background: var(--surface);
  margin-top: 12px; margin-bottom: 12px;
}
.cal-time { position: absolute; right: 8px; transform: translateY(-50%); font-size: 0.8rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.cal-day {
  position: relative;
  border-left: 1px solid var(--grid-line);
  background-color: var(--grid-bg);
  background-image: linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  margin-top: 12px; margin-bottom: 12px;
}
.cal-slot {
  position: absolute;
  display: flex; flex-direction: column; align-items: flex-start; gap: 0;
  padding: 4px 10px; overflow: hidden;
  background: var(--slot-bg); color: var(--slot-text);
  border: 1px solid var(--slot-border); border-radius: 8px;
  font-weight: 400; text-align: left; line-height: 1.35; letter-spacing: 0;
}
.cal-slot:hover:not(:disabled) { background: var(--slot-hover); filter: none; }
.cal-slot:focus-visible { outline: 2px solid var(--pine-teal); outline-offset: 1px; }
.cal-slot.selected, .cal-slot.selected:hover:not(:disabled) { background: var(--pine-teal); color: var(--ivory-mist); border-color: var(--pine-teal); }
.cal-slot.full, .cal-slot.full:hover { background: var(--full-bg); color: var(--full-text); border-color: var(--border); opacity: 1; }
.cal-slot-time { font-weight: 700; font-variant-numeric: tabular-nums; }
.cal-slot-cap, .cal-slot-note { font-size: 0.78rem; }
.cal-note { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-top: 12px; color: var(--muted); }
.selected-card { display: flex; justify-content: space-between; align-items: center; gap: 12px; border-left: 4px solid var(--muted-olive); }
.selected-card p { margin: 0; }

/* ---- 管理画面: 枠の一括追加のプレビュー ---- */
.preview {
  margin: 4px 0 16px;
  padding: 12px 16px;
  border-radius: 8px;
  background: var(--grid-bg);
  border-left: 4px solid var(--muted-olive);
}
.preview p { margin: 0 0 4px; }
.preview p:last-child { margin-bottom: 0; }
.preview.error-text { color: var(--err-text); background: var(--err-bg); border-left-color: var(--fiery-terracotta); }
select { appearance: auto; }

/* ---- 管理画面: 枠の選択とまとめて削除 ---- */
.bulk-bar {
  position: sticky; top: 0; z-index: 5;
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 10px 0; margin-bottom: 4px;
  background: var(--bg);
}
.check-col { width: 36px; }
.check-col input { width: 18px; height: 18px; accent-color: var(--pine-teal); cursor: pointer; }
.check-col input:disabled { cursor: not-allowed; }
tr.is-selected td { background: #eef6dc; }

/* ---- 管理画面: 曜日の選択 ---- */
fieldset.weekdays { border: 0; padding: 0; margin: 14px 0 0; }
fieldset.weekdays legend { font-size: 0.9rem; font-weight: 600; margin-bottom: 6px; padding: 0; }
.weekday-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--surface);
  cursor: pointer; font-weight: 600; user-select: none;
}
.chip.sat span { color: var(--french-blue); }
.chip.sun span { color: var(--fiery-terracotta); }
.chip input:checked + span { background: var(--pine-teal); border-color: var(--pine-teal); color: var(--ivory-mist); }
.chip input:focus-visible + span { outline: 2px solid var(--lime-cream); outline-offset: 2px; }
.weekday-presets { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.opt { color: var(--muted); font-size: 0.75rem; margin-left: 6px; font-weight: 400; }
input::placeholder, textarea::placeholder { color: #aaa89c; }

/* ---- 管理画面: 手動予約のダイアログと受付方法 ---- */
dialog.dialog {
  width: min(520px, calc(100vw - 32px));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  background: var(--surface);
  color: var(--text);
}
dialog.dialog::backdrop { background: rgba(45, 71, 56, 0.45); }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 8px; }
.badge.src-web { color: var(--pine-teal); border-color: var(--lime-cream); }
.badge.src-line { color: #fff; background: #06c755; border-color: #06c755; }
.badge.src-phone, .badge.src-walkin, .badge.src-other { color: var(--charcoal-brown); border-color: var(--bone); background: var(--bg); }