/* ============================================================
   Licht 予約システム カスタムCSS
   既存システムのカラーパレット踏襲 + Bootstrap 5
   ============================================================ */

/* ------------------------------------------------------------
   CSS カスタムプロパティ（カラーパレット）
   ------------------------------------------------------------ */
:root {
    --color-primary:       #005243;   /* メイングリーン */
    --color-primary-dark:  #00332a;   /* ダークグリーン（ヘッダー背景） */
    --color-primary-mid:   #046243;   /* ミドルグリーン */
    --color-primary-light: #e8f4f0;   /* 薄いグリーン */
    --color-secondary:     #554738;   /* ブラウン */
    --color-secondary-dark:#3d2f24;   /* ダークブラウン */
    --color-gold:          #e6d8b3;   /* ゴールド（明） */
    --color-gold-dark:     #c09933;   /* ゴールド（暗） */
    --color-gold-deep:     #7a6942;   /* ゴールド（深） */
    --color-bg-body:       #005243;   /* ボディ背景 */
    --color-bg-content:    #ffffff;   /* コンテンツ背景 */
    --color-bg-form:       #eaedf2;   /* フォーム入力背景 */
    --color-bg-light:      #f6f8f5;   /* 薄いグリーンがかった白 */
    --color-text:          #554738;   /* メインテキスト */
    --color-text-light:    #7a7a7a;   /* サブテキスト */
    --color-border:        #d4d9d7;   /* ボーダー */
    --color-success:       #5ab169;   /* 成功グリーン */
    --font-main:           'Noto Sans JP', '游ゴシック', 'Yu Gothic', 'メイリオ', sans-serif;
    --font-brand:          'Cormorant Garamond', 'Carattere', cursive;
    --radius-default:      8px;
    --shadow-card:         0 2px 12px rgba(0,82,67,0.10);
    --shadow-hover:        0 4px 20px rgba(0,82,67,0.18);
}

/* ------------------------------------------------------------
   基本スタイル
   ------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    margin: 0;
    padding: 0;
    /* ヘッダー・フッターと同色にすることで横の隙間を目立たなくする */
    background-color: var(--color-primary-dark);
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-main);
    font-size: 15px;
    color: var(--color-text);
    background-color: var(--color-bg-body);
    min-height: 100vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); }

/* ------------------------------------------------------------
   サイトヘッダー
   ------------------------------------------------------------ */
.site-header {
    background-color: var(--color-primary-dark);
    border-bottom: 2px solid var(--color-gold-deep);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}

.header-logo:hover { opacity: 0.85; }

.header-logo-text { line-height: 1.2; }

.header-clinic-name {
    font-size: 11px;
    color: var(--color-gold);
    letter-spacing: 0.05em;
}

.header-brand {
    font-size: 16px;
    font-weight: 500;
    color: var(--color-gold);
    letter-spacing: 0.03em;
}

.header-licht {
    font-family: var(--font-brand);
    font-size: 22px;
    font-style: italic;
    color: var(--color-gold-dark);
    letter-spacing: 0.05em;
}

.header-nav-link {
    color: var(--color-gold);
    font-size: 13px;
    font-weight: 500;
    padding: 6px 10px;
    border-radius: 4px;
    transition: all 0.2s;
    letter-spacing: 0.02em;
}
.header-nav-link:hover,
.header-nav-link.active {
    color: #fff;
    background-color: rgba(255,255,255,0.12);
}

/* オフキャンバス（モバイルナビ） */
.offcanvas-nav {
    background-color: var(--color-primary-dark);
    width: 260px !important;
}
.offcanvas-nav .offcanvas-title { font-size: 14px; letter-spacing: 0.05em; }

.mobile-nav { display: flex; flex-direction: column; }
.mobile-nav-link {
    display: block;
    padding: 16px 24px;
    color: var(--color-gold);
    font-size: 15px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transition: background 0.2s;
}
.mobile-nav-link:hover {
    background-color: rgba(255,255,255,0.08);
    color: #fff;
}

/* ------------------------------------------------------------
   メインコンテンツ
   ------------------------------------------------------------ */
.site-main {
    flex: 1;
    padding: 20px 0 40px;
}

/* コンテンツカード */
.content-card {
    background: var(--color-bg-content);
    border-radius: var(--radius-default);
    box-shadow: var(--shadow-card);
    padding: 28px 32px;
    margin-bottom: 20px;
}
@media (max-width: 575px) {
    .content-card { padding: 20px 16px; }
}

/* ページタイトル */
.page-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
    border-left: 4px solid var(--color-primary);
    padding-left: 12px;
    margin-bottom: 24px;
    line-height: 1.4;
}

/* セクションタイトル */
.section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-secondary);
    margin-bottom: 12px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--color-border);
}

/* ------------------------------------------------------------
   ボタン（既存システムのスタイルを踏襲）
   ------------------------------------------------------------ */

/* プライマリボタン（グリーン） */
.btn-licht {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    color: #fff;
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-default);
    font-size: 16px;
    font-weight: 500;
    padding: 12px 28px;
    cursor: pointer;
    transition: all 0.25s;
    letter-spacing: 0.03em;
    min-width: 160px;
    text-decoration: none;
}
.btn-licht:hover {
    background-color: var(--color-secondary);
    border-color: var(--color-secondary);
    color: #fff;
    box-shadow: var(--shadow-hover);
}
.btn-licht:active { transform: translateY(1px); }

/* セカンダリボタン（ブラウン） */
.btn-licht-secondary {
    background-color: var(--color-secondary);
    color: #fff;
    border-color: var(--color-secondary);
}
.btn-licht-secondary:hover {
    background-color: var(--color-secondary-dark);
    border-color: var(--color-secondary-dark);
    color: #fff;
}

/* アウトラインボタン */
.btn-licht-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 1.5px solid var(--color-primary);
}
.btn-licht-outline:hover {
    background-color: var(--color-primary);
    color: #fff;
}

/* 大きいフォームボタン（送信用） */
.btn-licht-lg {
    font-size: 18px;
    padding: 16px 40px;
    min-width: 220px;
    border-radius: var(--radius-default);
}

/* 小さいボタン（管理画面用） */
.btn-licht-sm {
    font-size: 13px;
    padding: 6px 16px;
    min-width: auto;
    border-radius: 5px;
}

/* キャンセルボタン（ピンク） */
.btn-licht-cancel {
    background-color: #cc0066;
    border-color: #cc0066;
    color: #fff;
}
.btn-licht-cancel:hover {
    background-color: #99004d;
    border-color: #99004d;
    color: #fff;
}

/* LINEボタン */
.btn-line {
    background-color: #06c755;
    border-color: #06c755;
    color: #fff;
    font-size: 16px;
    font-weight: 500;
    padding: 12px 28px;
    border-radius: var(--radius-default);
    min-width: 200px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.25s;
}
.btn-line:hover {
    background-color: #05a645;
    border-color: #05a645;
    color: #fff;
    box-shadow: var(--shadow-hover);
}

/* ------------------------------------------------------------
   フォーム
   ------------------------------------------------------------ */
.form-section {
    background: var(--color-bg-content);
    border-radius: var(--radius-default);
    padding: 24px;
    margin-bottom: 16px;
}

/* フォームアイテム（横並びラベル＋入力） */
.form-item {
    display: flex;
    align-items: flex-start;
    padding: 16px 0;
    border-top: 1px solid var(--color-border);
    gap: 16px;
}
.form-item:first-child { border-top: none; }

.form-item-label {
    flex: 0 0 160px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
    padding-top: 10px;
    display: flex;
    align-items: flex-start;
    gap: 6px;
}
.form-item-content { flex: 1; }

/* 必須バッジ */
.badge-required {
    display: inline-block;
    background-color: var(--color-primary);
    color: #fff;
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 3px;
    flex-shrink: 0;
    line-height: 1.4;
}
.badge-optional {
    display: inline-block;
    background-color: var(--color-text-light);
    color: #fff;
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 3px;
    flex-shrink: 0;
    line-height: 1.4;
}

/* 入力フィールド */
.form-control-licht {
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background-color: var(--color-bg-form);
    font-size: 15px;
    padding: 10px 14px;
    width: 100%;
    max-width: 360px;
    color: var(--color-text);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-control-licht:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0,82,67,0.12);
    background-color: #fff;
}
.form-control-licht.is-invalid { border-color: #dc3545; }

/* セレクト */
select.form-control-licht { appearance: auto; }

/* テキストエリア */
textarea.form-control-licht {
    resize: vertical;
    min-height: 100px;
    max-width: 100%;
}

/* レスポンシブフォームアイテム */
@media (max-width: 575px) {
    .form-item { flex-direction: column; gap: 8px; }
    .form-item-label { flex: none; padding-top: 0; }
    .form-control-licht { max-width: 100%; }
}

/* ------------------------------------------------------------
   ラジオ・チェックボックス カードスタイル
   （施術選択・部位選択など）
   ------------------------------------------------------------ */
.select-card-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.select-card input[type="radio"],
.select-card input[type="checkbox"] {
    display: none;
}

.select-card label {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    width: 180px;
    min-height: 80px;
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-default);
    color: var(--color-text);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    padding: 14px 10px;
    text-align: center;
    background: #fff;
    transition: all 0.2s;
    line-height: 1.4;
}
.select-card label:hover {
    background-color: var(--color-primary-light);
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.select-card input:checked + label {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    box-shadow: var(--shadow-card);
}

@media (max-width: 575px) {
    .select-card label {
        width: calc(50% - 6px);
        min-height: 70px;
        font-size: 14px;
    }
    .select-card-group { gap: 8px; }
}

/* YES/NO トグルボタン */
.toggle-group {
    display: flex;
    gap: 10px;
}
.toggle-group input[type="radio"] { display: none; }
.toggle-group label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 90px;
    height: 42px;
    border: 1.5px solid var(--color-border);
    border-radius: 20px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--color-text-light);
    background: #fff;
}
.toggle-group input:checked + label {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    font-weight: 500;
}
.toggle-group label:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* ------------------------------------------------------------
   ステッパー（予約ステップ表示）
   ------------------------------------------------------------ */
.booking-stepper {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 28px;
    overflow-x: auto;
    padding: 4px 0;
}
.stepper-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    flex: 1;
    max-width: 100px;
}
.stepper-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 18px;
    left: calc(50% + 18px);
    width: calc(100% - 36px);
    height: 2px;
    background-color: var(--color-border);
}
.stepper-step.completed::after,
.stepper-step.active::after {
    background-color: var(--color-primary);
}
.stepper-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    border: 2px solid var(--color-border);
    background: #fff;
    color: var(--color-text-light);
    transition: all 0.2s;
    position: relative;
    z-index: 1;
}
.stepper-step.completed .stepper-icon {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}
.stepper-step.active .stepper-icon {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    box-shadow: 0 0 0 4px rgba(0,82,67,0.15);
}
.stepper-label {
    font-size: 11px;
    margin-top: 5px;
    color: var(--color-text-light);
    white-space: nowrap;
}
.stepper-step.active .stepper-label { color: var(--color-primary); font-weight: 600; }
.stepper-step.completed .stepper-label { color: var(--color-primary); }

/* ------------------------------------------------------------
   テーブル（管理画面）
   ------------------------------------------------------------ */
.table-licht {
    font-size: 14px;
    border-collapse: collapse;
    width: 100%;
}
.table-licht thead th {
    background-color: var(--color-primary);
    color: #fff;
    font-weight: 500;
    padding: 10px 14px;
    border: 1px solid var(--color-primary-dark);
    white-space: nowrap;
}
.table-licht tbody td {
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    vertical-align: middle;
}
.table-licht tbody tr:hover { background-color: var(--color-primary-light); }
.table-licht tbody tr.row-done { background-color: #f0ebe6; color: var(--color-text-light); }
.table-licht tbody tr.row-cancel { background-color: #fdf0f0; color: #999; text-decoration: line-through; }

/* ステータスバッジ */
.badge-status-1 { background-color: var(--color-primary); color: #fff; }    /* 確定 */
.badge-status-2 { background-color: #f0a500; color: #fff; }                  /* 仮予約 */
.badge-status-3 { background-color: var(--color-secondary); color: #fff; }   /* 完了 */
.badge-status-4 { background-color: #999; color: #fff; }                     /* キャンセル */

/* ------------------------------------------------------------
   ログイン画面（２パネルレイアウト）
   ------------------------------------------------------------ */

/* ページ全体：html/bodyのflexを上書きして全画面 */
body:has(.login-split) {
    background: #0d1f1a;
    overflow: hidden;
}

.login-split {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

/* ── 左パネル：ブランディング ── */
.login-left {
    flex: 1 1 55%;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}
/* 背景画像 */
.login-left::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('../img/bg_login.png') center center / cover no-repeat;
    filter: brightness(0.5);
    transform: scale(1.04);
    z-index: 0;
}
/* グラデーションオーバーレイ */
.login-left::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, rgba(0,50,42,0.60) 0%, rgba(0,20,14,0.75) 100%);
    z-index: 1;
}
.login-left-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 40px 48px;
}
.login-clinic-name {
    font-size: 12px;
    color: var(--color-gold);
    letter-spacing: 0.12em;
    margin-bottom: 20px;
    font-weight: 300;
}
/* ロゴ画像：縦横比を保ったまま表示（300×66px） */
.login-logo-img {
    height: 64px;
    width: auto;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.6));
    display: block;
    margin: 0 auto 16px;
}
.login-left-sub {
    font-size: 13px;
    color: rgba(230,216,179,0.80);
    letter-spacing: 0.18em;
    margin: 0;
}
.login-left-footer {
    position: absolute;
    bottom: 24px;
    left: 0; right: 0;
    z-index: 2;
    text-align: center;
    font-size: 12px;
    color: rgba(230,216,179,0.65);
    margin: 0;
}

/* ── 右パネル：フォーム ── */
.login-right {
    flex: 0 0 420px;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: stretch;
    position: relative;
    box-shadow: -6px 0 32px rgba(0,0,0,0.25);
}
.login-right-inner {
    padding: 52px 44px 36px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.login-form-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-bottom: 6px;
}
.login-form-sub {
    font-size: 13px;
    color: var(--color-text-light);
    margin-bottom: 28px;
}
.login-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 4px;
    display: block;
}
.login-input {
    background: var(--color-bg-form);
    border: 1.5px solid var(--color-border);
    border-radius: 6px;
    padding: 10px 14px;
    font-size: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.login-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0,82,67,0.12);
    outline: none;
    background: #fff;
}
.login-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 20px 0;
    color: var(--color-text-light);
    font-size: 13px;
}
.login-divider::before, .login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background-color: var(--color-border);
}
.login-register-link {
    color: var(--color-primary);
    font-weight: 500;
    text-decoration: none;
}
.login-register-link:hover {
    text-decoration: underline;
    color: var(--color-primary-dark);
}
.login-right-footer {
    text-align: center;
    font-size: 11px;
    color: var(--color-text-light);
    padding: 16px 44px;
    border-top: 1px solid var(--color-border);
    margin: 0;
}

/* ── レスポンシブ ── */
/* タブレット：左パネルを縮小 */
@media (max-width: 900px) {
    .login-left {
        flex: 1 1 45%;
    }
    .login-right {
        flex: 0 0 360px;
    }
    .login-right-inner {
        padding: 40px 32px 28px;
    }
}
/* スマホ：縦積み（左パネルをヘッダー帯に） */
@media (max-width: 640px) {
    body:has(.login-split) {
        overflow: auto;
    }
    .login-split {
        flex-direction: column;
        min-height: 100vh;
    }
    .login-left {
        flex: 0 0 200px;
        min-height: 200px;
    }
    .login-left-footer {
        display: none;
    }
    .login-right {
        flex: 1;
        box-shadow: none;
        width: 100%;
    }
    .login-right-inner {
        padding: 32px 24px 20px;
    }
    .login-right-footer {
        padding: 12px 24px;
    }
}

/* ------------------------------------------------------------
   予約確認カード
   ------------------------------------------------------------ */
.booking-confirm-card {
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-default);
    padding: 20px 24px;
    margin-bottom: 20px;
}
.booking-confirm-row {
    display: flex;
    align-items: baseline;
    padding: 8px 0;
    border-bottom: 1px dashed var(--color-border);
    font-size: 14px;
}
.booking-confirm-row:last-child { border-bottom: none; }
.booking-confirm-label {
    flex: 0 0 120px;
    color: var(--color-text-light);
    font-size: 13px;
}
.booking-confirm-value {
    flex: 1;
    color: var(--color-text);
    font-weight: 500;
}

/* ------------------------------------------------------------
   マイページ 予約カード
   ------------------------------------------------------------ */
.booking-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-default);
    background: #fff;
    box-shadow: var(--shadow-card);
    overflow: hidden;
    margin-bottom: 16px;
    transition: box-shadow 0.2s;
}
.booking-card:hover { box-shadow: var(--shadow-hover); }
.booking-card-header {
    background-color: var(--color-primary);
    color: #fff;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.booking-card-body { padding: 16px; }
.booking-date-big {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
}
.booking-time {
    font-size: 15px;
    color: var(--color-text-light);
}
.booking-treatment {
    font-size: 15px;
    color: var(--color-text);
    font-weight: 500;
    margin-top: 6px;
}

/* ------------------------------------------------------------
   注意書き・インフォメーションボックス
   ------------------------------------------------------------ */
.info-box {
    background-color: var(--color-primary-light);
    border-left: 4px solid var(--color-primary);
    border-radius: 0 6px 6px 0;
    padding: 12px 16px;
    font-size: 13px;
    color: var(--color-primary-dark);
    margin-bottom: 16px;
}
.info-box.warning {
    background-color: #fff8e6;
    border-left-color: #f0a500;
    color: #7a5800;
}
.info-box.danger {
    background-color: #fdf0f0;
    border-left-color: #dc3545;
    color: #7a1020;
}

/* 土曜限定プランの注意書き */
.saturday-plan-notice {
    background-color: #fff3cd;
    border: 1px solid #f0c040;
    border-radius: 6px;
    padding: 14px 16px;
    font-size: 14px;
    color: #7a5800;
    margin-bottom: 16px;
}

/* ------------------------------------------------------------
   カレンダー・日付選択
   ------------------------------------------------------------ */
.date-select-wrap {
    max-width: 340px;
}
input[type="date"].form-control-licht {
    max-width: 200px;
}

/* ------------------------------------------------------------
   管理者画面専用
   ------------------------------------------------------------ */
.admin-header-bar {
    background-color: var(--color-secondary);
    padding: 8px 16px;
    font-size: 12px;
    color: var(--color-gold);
    letter-spacing: 0.04em;
}
.admin-panel-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
    padding: 12px 0 8px;
    border-bottom: 2px solid var(--color-primary);
    margin-bottom: 20px;
}

/* ------------------------------------------------------------
   フッター
   ------------------------------------------------------------ */
.site-footer {
    background-color: var(--color-primary-dark);
    border-top: 1px solid rgba(255,255,255,0.08);
    color: var(--color-gold);
    margin-top: auto;
}
.footer-clinic { font-size: 13px; }
.footer-info { font-size: 12px; color: rgba(230,216,179,0.7); }
.footer-copy { font-size: 11px; color: rgba(230,216,179,0.5); }

/* ------------------------------------------------------------
   テキスト・ユーティリティ
   ------------------------------------------------------------ */
.text-primary-licht { color: var(--color-primary) !important; }
.text-secondary-licht { color: var(--color-secondary) !important; }
.text-gold { color: var(--color-gold) !important; }
.bg-primary-licht { background-color: var(--color-primary) !important; }
.bg-light-licht { background-color: var(--color-bg-light) !important; }
.fw-medium { font-weight: 500; }

/* 必須ラベル */
.form-item-label.required::after,
label.required::after {
    content: '必須';
    display: inline-block;
    background-color: var(--color-primary);
    color: #fff;
    font-size: 10px;
    padding: 1px 5px;
    border-radius: 3px;
    margin-left: 6px;
    font-weight: 500;
    vertical-align: middle;
}

/* フォームエラーメッセージ */
.form-item-error {
    color: #dc3545;
    font-size: 12px;
    margin-top: 4px;
}

/* Bootstrap overrides */
.btn:focus { box-shadow: none; }
.form-control:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(0,82,67,0.12); }
.alert-success { background-color: #e8f5eb; border-color: #b8dfc0; color: #1a5c27; }
.alert-danger  { background-color: #fdf0f0; border-color: #f5c6cb; color: #7a1020; }

/* ------------------------------------------------------------
   レスポンシブ補助
   ------------------------------------------------------------ */
@media (max-width: 767px) {
    .site-main { padding: 12px 0 24px; }
    .page-title { font-size: 18px; }
    .btn-licht-lg { font-size: 16px; padding: 14px 28px; min-width: 180px; }
    .booking-date-big { font-size: 20px; }
}
@media (max-width: 575px) {
    .booking-stepper { justify-content: flex-start; }
    .stepper-label { font-size: 10px; }
    .table-licht { font-size: 12px; }
    .table-licht thead th,
    .table-licht tbody td { padding: 8px; }
}

/* ============================================================
   予約フロー 高級デザイン (bk-*)
   ============================================================ */

/* ── ページラッパー ── */
.bk-page {
    min-height: calc(100vh - 70px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 28px 16px 48px;
}

/* ── メインカード ── */
.bk-card {
    width: 100%;
    max-width: 640px;
    background: #faf8f4;
    border-radius: 2px;
    box-shadow: 0 20px 70px rgba(0,40,32,0.28), 0 4px 14px rgba(0,0,0,0.10);
    border: 1px solid rgba(192,153,51,0.22);
    overflow: hidden;
}

/* ── カードヘッダー ── */
.bk-hero {
    background: linear-gradient(160deg, #003d30 0%, #005243 60%, #006255 100%);
    padding: 26px 36px 22px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.bk-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(192,153,51,0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(192,153,51,0.06) 0%, transparent 50%);
    pointer-events: none;
}
.bk-hero-ornament {
    font-size: 11px;
    color: rgba(192,153,51,0.65);
    letter-spacing: 0.3em;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
.bk-hero-ornament::before, .bk-hero-ornament::after {
    content: '';
    display: inline-block;
    width: 32px; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(192,153,51,0.5));
}
.bk-hero-ornament::after {
    background: linear-gradient(90deg, rgba(192,153,51,0.5), transparent);
}
.bk-hero-subtitle {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: 12px;
    font-style: italic;
    color: rgba(230,216,179,0.65);
    letter-spacing: 0.22em;
    margin-bottom: 4px;
}
.bk-hero-title {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.1em;
    margin-bottom: 0;
}

/* ── ステッパー ── */
.bk-stepper {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 20px;
    gap: 0;
}
.bk-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}
.bk-step-dot {
    width: 28px; height: 28px;
    border-radius: 50%;
    border: 1.5px solid rgba(192,153,51,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    color: rgba(230,216,179,0.35);
    background: rgba(255,255,255,0.05);
    transition: all 0.3s;
}
.bk-step.active .bk-step-dot {
    border-color: #c09933;
    background: #c09933;
    color: #fff;
    box-shadow: 0 0 0 3px rgba(192,153,51,0.2);
}
.bk-step.done .bk-step-dot {
    border-color: rgba(192,153,51,0.55);
    background: rgba(192,153,51,0.18);
    color: rgba(230,216,179,0.75);
}
.bk-step-label {
    font-size: 9px;
    color: rgba(230,216,179,0.35);
    letter-spacing: 0.06em;
    white-space: nowrap;
}
.bk-step.active .bk-step-label { color: rgba(230,216,179,0.82); }
.bk-step.done .bk-step-label   { color: rgba(230,216,179,0.5); }
.bk-step-line {
    flex: 1;
    height: 1px;
    background: rgba(192,153,51,0.18);
    margin: 0 6px;
    margin-bottom: 20px;
    min-width: 36px;
    max-width: 68px;
}
.bk-step-line.done { background: rgba(192,153,51,0.42); }

/* ── カードボディ ── */
.bk-body {
    padding: 30px 36px 36px;
}
.bk-title {
    font-size: 17px;
    font-weight: 700;
    color: #003d30;
    margin-bottom: 4px;
    letter-spacing: 0.04em;
}
.bk-subtitle {
    font-size: 12px;
    color: #9a8a6a;
    margin-bottom: 24px;
    letter-spacing: 0.04em;
}
.bk-section-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: #7a6942;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.bk-section-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, rgba(192,153,51,0.35), transparent);
}

/* ── 施術選択カード (Step1) ── */
.bk-treat-card {
    display: flex;
    align-items: center;
    gap: 16px;
    width: 100%;
    background: #fff;
    border: 1.5px solid rgba(192,153,51,0.18);
    border-radius: 6px;
    padding: 16px 18px;
    cursor: pointer;
    text-align: left;
    transition: all 0.22s;
    position: relative;
    overflow: hidden;
}
.bk-treat-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 3px;
    background: linear-gradient(90deg, #c09933, rgba(192,153,51,0.3));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.22s;
}
.bk-treat-card:hover {
    border-color: rgba(192,153,51,0.45);
    box-shadow: 0 4px 18px rgba(0,82,67,0.10);
    transform: translateY(-1px);
}
.bk-treat-card:hover::after { transform: scaleX(1); }
.bk-treat-icon {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, #e8f2f0, #d0ece6);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 20px;
    color: #005243;
}
.bk-treat-name {
    font-size: 14px;
    font-weight: 700;
    color: #003d30;
    margin-bottom: 5px;
}
.bk-treat-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    padding: 2px 9px;
    border-radius: 20px;
    letter-spacing: 0.06em;
}
.bk-treat-badge.first  { background: rgba(0,82,67,0.08); color: #005243; border: 1px solid rgba(0,82,67,0.18); }
.bk-treat-badge.repeat { background: rgba(192,153,51,0.1); color: #7a6942; border: 1px solid rgba(192,153,51,0.22); }
.bk-treat-arrow { color: rgba(192,153,51,0.45); font-size: 13px; margin-left: auto; flex-shrink: 0; }

/* ── 部位ボタン (Step2) ── */
.bk-part-btn {
    display: block;
    width: 100%;
    background: #fff;
    border: 1.5px solid rgba(0,82,67,0.14);
    border-radius: 6px;
    padding: 14px 8px;
    font-size: 13px;
    font-weight: 600;
    color: #003d30;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
}
.bk-part-btn:hover { border-color: #c09933; background: #faf5ea; }
.bk-part-chk-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 100%;
    background: #fff;
    border: 1.5px solid rgba(0,82,67,0.14);
    border-radius: 6px;
    padding: 14px 8px;
    font-size: 13px;
    font-weight: 600;
    color: #003d30;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}
.bk-part-chk-label:hover { border-color: #c09933; background: #faf5ea; }
.bk-part-chk-label.checked {
    border-color: #005243;
    background: #e8f2f0;
    color: #005243;
    box-shadow: 0 0 0 2px rgba(0,82,67,0.12);
}
.bk-part-chk-label input[type=checkbox] { display: none; }

/* ── 時間帯スロット (Step4) ── */
.bk-slot-label {
    display: block;
    background: #fff;
    border: 1.5px solid rgba(0,82,67,0.14);
    border-radius: 6px;
    padding: 13px 8px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 13px;
    font-weight: 600;
    color: #003d30;
    user-select: none;
}
.bk-slot-label:hover { border-color: #c09933; background: #faf5ea; }
.bk-slot-label input[type=radio] { display: none; }
.bk-slot-label.selected {
    border-color: #005243;
    background: #e8f2f0;
    color: #005243;
    box-shadow: 0 0 0 2px rgba(0,82,67,0.12);
}
.bk-slot-label.picked {
    border-color: rgba(192,153,51,0.4);
    background: #faf5ea;
    color: #7a6942;
    opacity: 0.7;
    cursor: not-allowed;
    pointer-events: none;
}

/* ── 情報ボックス ── */
.bk-info {
    background: #f5f8f6;
    border-left: 3px solid #c09933;
    border-radius: 0 4px 4px 0;
    padding: 12px 16px;
    font-size: 13px;
    color: #554738;
    margin-bottom: 16px;
    line-height: 1.7;
}
.bk-info.danger  { background: #fff5f5; border-left-color: #dc3545; color: #7a1020; }
.bk-info.success { background: #f0faf7; border-left-color: #005243; color: #003d30; }
.bk-info.warning { background: #fff9ee; border-left-color: #e8a020; color: #6b4800; }

/* ── 確認テーブル (Step5) ── */
.bk-confirm-table {
    border: 1px solid rgba(192,153,51,0.2);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 24px;
}
.bk-confirm-row {
    display: flex;
    align-items: flex-start;
    border-bottom: 1px solid rgba(192,153,51,0.1);
    padding: 14px 18px;
}
.bk-confirm-row:last-child { border-bottom: none; }
.bk-confirm-th {
    flex: 0 0 100px;
    font-size: 11px;
    font-weight: 700;
    color: #7a6942;
    letter-spacing: 0.08em;
    padding-top: 2px;
}
.bk-confirm-td {
    flex: 1;
    font-size: 14px;
    color: #003d30;
    font-weight: 500;
    line-height: 1.6;
}

/* ── 完了画面 ── */
.bk-complete-icon {
    width: 72px; height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, #e8f2f0, #d0ece6);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 30px;
    color: #005243;
    box-shadow: 0 0 0 6px rgba(0,82,67,0.08);
}
.bk-complete-icon.tentative {
    background: linear-gradient(135deg, #faf5ea, #f0e8cc);
    color: #7a6942;
    box-shadow: 0 0 0 6px rgba(192,153,51,0.1);
}
.bk-complete-title {
    font-size: 20px;
    font-weight: 700;
    color: #003d30;
    margin-bottom: 8px;
    letter-spacing: 0.06em;
}

/* ── ボタン ── */
.bk-btn-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #004838 0%, #005243 50%, #006255 100%);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all 0.25s;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}
.bk-btn-primary::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(192,153,51,0.1) 0%, transparent 55%);
    pointer-events: none;
}
.bk-btn-primary:hover {
    background: linear-gradient(135deg, #003d30 0%, #004838 50%, #005243 100%);
    box-shadow: 0 6px 22px rgba(0,82,67,0.36);
    transform: translateY(-1px);
    color: #fff;
}
.bk-btn-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #7a6942;
    text-decoration: none;
    letter-spacing: 0.04em;
    transition: color 0.2s;
    border: 1px solid rgba(192,153,51,0.28);
    border-radius: 4px;
    padding: 9px 20px;
    background: transparent;
    cursor: pointer;
}
.bk-btn-back:hover { color: #005243; border-color: rgba(0,82,67,0.38); }

/* ── エラー表示 ── */
.bk-errors {
    background: #fdf0f0;
    border: 1px solid rgba(220,53,69,0.22);
    border-left: 3px solid #dc3545;
    border-radius: 4px;
    padding: 12px 16px;
    margin-bottom: 20px;
    font-size: 13px;
    color: #7a1020;
    line-height: 1.7;
}

@media (max-width: 575px) {
    .bk-page { padding: 14px 12px 28px; }
    .bk-hero { padding: 20px 18px 18px; }
    .bk-body { padding: 22px 18px 28px; }
    .bk-treat-card { padding: 14px 14px; }
    .bk-confirm-th { flex: 0 0 82px; }

    /* ボタン：モバイルでは文字・余白を少し縮小 */
    .bk-btn-primary {
        font-size: 14px;
        padding: 13px 12px;
        letter-spacing: 0.04em;
    }
    .bk-btn-back {
        font-size: 13px;
    }
}

/* ============================================================
   カレンダー UI（Step4）
   ============================================================ */

/* ── ラッパー ── */
.bk-cal-wrap {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 8px;
}

/* ── 月ナビ ── */
.bk-cal-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(135deg, #005243 0%, #046243 100%);
    padding: 12px 16px;
}
.bk-cal-month-label {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.04em;
}
.bk-cal-nav-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: rgba(255,255,255,0.9);
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    padding: 5px 12px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.35);
    background: rgba(255,255,255,0.10);
    transition: background 0.18s, color 0.18s;
    cursor: pointer;
}
.bk-cal-nav-btn:hover {
    background: rgba(255,255,255,0.22);
    color: #fff;
    text-decoration: none;
}
.bk-cal-nav-btn.disabled {
    color: rgba(255,255,255,0.30);
    border-color: rgba(255,255,255,0.14);
    background: transparent;
    cursor: default;
    pointer-events: none;
}

/* ── カレンダーグリッド ── */
.bk-cal-grid {
    display: grid;
    /* minmax(0, 1fr)：Safari(iPhone)で日付セルの余白分だけ列が広がり、土曜列がはみ出すのを防ぐ */
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 0;
    padding: 8px 8px 12px;
    background: #fafaf8;
}

/* 曜日ヘッダー */
.bk-cal-dow {
    text-align: center;
    font-size: 11px;
    font-weight: 700;
    color: var(--color-text-light);
    padding: 6px 0 4px;
    letter-spacing: 0.05em;
}
.bk-cal-dow.sun { color: #c0392b; }
.bk-cal-dow.sat { color: #2980b9; }

/* 空白セル */
.bk-cal-empty {
    aspect-ratio: 1;
}

/* 日付セル 共通 */
.bk-cal-day {
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    margin: 2px;
    position: relative;
    transition: transform 0.12s, box-shadow 0.12s;
    user-select: none;
    cursor: default;
}

/* 日付の数字 */
.bk-cal-day-num {
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
}
@media (max-width: 400px) {
    .bk-cal-day-num { font-size: 12px; }
}

/* タグ（○△満 etc） */
.bk-cal-day-tag {
    font-size: 9px;
    font-weight: 700;
    margin-top: 2px;
    line-height: 1;
    letter-spacing: 0.01em;
}

/* ── ステータス別スタイル ── */

/* 過去日・制限日 */
.bk-cal-day.past,
.bk-cal-day.restricted {
    background: #f0f0ef;
    opacity: 0.45;
}
.bk-cal-day.past .bk-cal-day-num,
.bk-cal-day.restricted .bk-cal-day-num { color: #bbb; }

/* 休診日 */
.bk-cal-day.holiday {
    background: #f8f5f0;
}
.bk-cal-day.holiday .bk-cal-day-num  { color: #c0a882; }
.bk-cal-day.holiday .bk-cal-day-tag  { color: #c0a882; font-size: 8px; }

/* 日曜・土曜の色 */
.bk-cal-day.sun .bk-cal-day-num { color: #c0392b; }
.bk-cal-day.sat .bk-cal-day-num { color: #2471a3; }
.bk-cal-day.holiday.sun .bk-cal-day-num,
.bk-cal-day.holiday.sat .bk-cal-day-num { color: #c0a882; }

/* 満枠 */
.bk-cal-day.full {
    background: #f2f2f2;
}
.bk-cal-day.full .bk-cal-day-num { color: #aaa; }
.bk-cal-day.full .bk-cal-day-tag { color: #bbb; font-size: 8px; }

/* 残りわずか（クリック可） */
.bk-cal-day.few {
    background: linear-gradient(135deg, #fffbea 0%, #fff3cd 100%);
    border: 1px solid #f0cc6a;
    cursor: pointer;
}
.bk-cal-day.few .bk-cal-day-num { color: #8a6a00; }
.bk-cal-day.few .bk-cal-day-tag { color: #c09000; font-weight: 800; }
.bk-cal-day.few:hover {
    transform: scale(1.07);
    box-shadow: 0 2px 8px rgba(192,153,0,0.25);
    z-index: 1;
}

/* 空きあり（クリック可） */
.bk-cal-day.available {
    background: linear-gradient(135deg, #eef8f4 0%, #d9f0e8 100%);
    border: 1px solid #7ec8a8;
    cursor: pointer;
}
.bk-cal-day.available .bk-cal-day-num { color: #1a6444; }
.bk-cal-day.available .bk-cal-day-tag { color: #007a50; font-weight: 800; }
.bk-cal-day.available:hover {
    transform: scale(1.07);
    box-shadow: 0 2px 8px rgba(0,120,80,0.22);
    z-index: 1;
}

/* 選択済み */
.bk-cal-day.selected {
    background: linear-gradient(135deg, #005243 0%, #046243 100%) !important;
    border: 1px solid #005243 !important;
    transform: scale(1.09);
    box-shadow: 0 3px 12px rgba(0,82,67,0.30);
    z-index: 2;
}
.bk-cal-day.selected .bk-cal-day-num,
.bk-cal-day.selected .bk-cal-day-tag { color: #fff !important; }

/* ── 凡例 ── */
.bk-cal-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    justify-content: center;
    padding: 10px 12px 14px;
    background: #fff;
    border-top: 1px solid #ececec;
    font-size: 11px;
    color: var(--color-text-light);
}
.bk-cal-leg {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-weight: 600;
}
.bk-cal-leg.available { color: #007a50; }
.bk-cal-leg.few       { color: #c09000; }
.bk-cal-leg.full      { color: #aaa; }
.bk-cal-leg.holiday   { color: #c0a882; }