/*
 * 勤怠管理 デザインシステム（Bootstrap 5.3 の上に載せるテーマ）
 *
 * 画面側は Bootstrap のクラス（card, table, btn, form-control ...）と、
 * ここで定義する app-* / page-* のクラスだけを使う。
 */

/* ---- トークン ---------------------------------------------------------- */
:root,
[data-bs-theme="light"] {
    --app-font: "Noto Sans JP", system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Yu Gothic UI", sans-serif;
    --app-bg: #f5f6fa;
    --app-surface: #ffffff;
    --app-surface-2: #f8f9fc;
    --app-border: #e4e7ee;
    --app-text: #1d2433;
    --app-muted: #677084;
    --app-primary: #4f46e5;
    --app-primary-rgb: 79, 70, 229;
    --app-primary-soft: #eef0ff;
    --app-sidebar-bg: #ffffff;
    --app-sidebar-active: #eef0ff;
    --app-sidebar-width: 248px;
    --app-topbar-h: 60px;
    --app-radius: .75rem;
    --app-shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 1px 3px rgba(16, 24, 40, .06);

    --bs-body-font-family: var(--app-font);
    --bs-body-bg: var(--app-bg);
    --bs-body-color: var(--app-text);
    --bs-secondary-color: var(--app-muted);
    --bs-border-color: var(--app-border);
    --bs-primary: var(--app-primary);
    --bs-primary-rgb: var(--app-primary-rgb);
    --bs-link-color: var(--app-primary);
    --bs-link-color-rgb: var(--app-primary-rgb);
    --bs-link-hover-color: #4338ca;
    --bs-border-radius: .5rem;
    --bs-border-radius-lg: var(--app-radius);
    --bs-card-bg: var(--app-surface);
    --bs-focus-ring-color: rgba(var(--app-primary-rgb), .25);
}

[data-bs-theme="dark"] {
    --app-bg: #0f1218;
    --app-surface: #171b24;
    --app-surface-2: #1d222d;
    --app-border: #2a303d;
    --app-text: #e6e8ee;
    --app-muted: #9aa3b5;
    --app-primary: #818cf8;
    --app-primary-rgb: 129, 140, 248;
    --app-primary-soft: rgba(129, 140, 248, .14);
    --app-sidebar-bg: #141821;
    --app-sidebar-active: rgba(129, 140, 248, .16);
    --app-shadow: 0 1px 2px rgba(0, 0, 0, .3);

    --bs-body-bg: var(--app-bg);
    --bs-body-color: var(--app-text);
    --bs-secondary-color: var(--app-muted);
    --bs-border-color: var(--app-border);
    --bs-tertiary-bg: var(--app-surface-2);
    --bs-link-hover-color: #a5b4fc;
}

html { -webkit-text-size-adjust: 100%; }
body { font-family: var(--app-font); background: var(--app-bg); color: var(--app-text); font-size: .9375rem; }

/* Bootstrap の primary を差し替え */
.btn-primary {
    --bs-btn-bg: var(--app-primary); --bs-btn-border-color: var(--app-primary);
    --bs-btn-hover-bg: #4338ca; --bs-btn-hover-border-color: #4338ca;
    --bs-btn-active-bg: #3730a3; --bs-btn-active-border-color: #3730a3;
    --bs-btn-disabled-bg: var(--app-primary); --bs-btn-disabled-border-color: var(--app-primary);
}
[data-bs-theme="dark"] .btn-primary { --bs-btn-color: #0f1218; --bs-btn-hover-color: #0f1218; --bs-btn-hover-bg: #a5b4fc; --bs-btn-hover-border-color: #a5b4fc; }
.btn-outline-primary {
    --bs-btn-color: var(--app-primary); --bs-btn-border-color: var(--app-primary);
    --bs-btn-hover-bg: var(--app-primary); --bs-btn-hover-border-color: var(--app-primary);
    --bs-btn-active-bg: var(--app-primary); --bs-btn-active-border-color: var(--app-primary);
}
.text-primary { color: var(--app-primary) !important; }
.bg-primary-soft { background: var(--app-primary-soft) !important; }
.form-control:focus, .form-select:focus, .form-check-input:focus { border-color: rgba(var(--app-primary-rgb), .6); box-shadow: 0 0 0 .2rem rgba(var(--app-primary-rgb), .18); }
.form-check-input:checked { background-color: var(--app-primary); border-color: var(--app-primary); }
.btn { font-weight: 500; }
.btn-icon { width: 2.5rem; height: 2.5rem; padding: 0; display: inline-flex; align-items: center; justify-content: center; border-radius: .5rem; color: var(--app-muted); font-size: 1.25rem; }
.btn-icon:hover { background: var(--app-surface-2); color: var(--app-text); }

/* ---- アプリシェル ------------------------------------------------------- */
.app-skip { position: absolute; top: .5rem; left: .5rem; z-index: 2000; }

.app-sidebar {
    background: var(--app-sidebar-bg);
    border-right: 1px solid var(--app-border);
    width: var(--app-sidebar-width);
}
@media (min-width: 992px) {
    .app-sidebar { position: fixed; inset: 0 auto 0 0; display: flex; flex-direction: column; z-index: 1030; }
    .app-main { margin-left: var(--app-sidebar-width); }
}
.app-sidebar.offcanvas-lg { --bs-offcanvas-width: var(--app-sidebar-width); --bs-offcanvas-bg: var(--app-sidebar-bg); }
.app-sidebar-body { flex: 1; overflow-y: auto; padding: .5rem .75rem 1.5rem; }

.app-brand { display: flex; align-items: center; justify-content: space-between; height: var(--app-topbar-h); padding: 0 1.25rem; font-weight: 700; font-size: 1.05rem; }
.app-brand-center { justify-content: center; gap: .6rem; height: auto; padding: 0; font-size: 1.25rem; }
.app-brand-link { display: flex; align-items: center; gap: .6rem; color: var(--app-text); text-decoration: none; }
.app-brand-mark { display: inline-flex; width: 2rem; height: 2rem; border-radius: .6rem; align-items: center; justify-content: center; background: var(--app-primary); color: #fff; font-size: 1rem; }

.app-nav-heading { margin: 1.1rem .75rem .35rem; font-size: .7rem; font-weight: 700; letter-spacing: .06em; color: var(--app-muted); text-transform: uppercase; }
.app-nav .nav-link { display: flex; align-items: center; gap: .7rem; padding: .5rem .75rem; margin: 1px 0; border-radius: .5rem; color: var(--app-text); font-weight: 500; }
.app-nav .nav-link i { font-size: 1.05rem; color: var(--app-muted); width: 1.25rem; text-align: center; }
.app-nav .nav-link:hover { background: var(--app-surface-2); }
.app-nav .nav-link.active { background: var(--app-sidebar-active); color: var(--app-primary); }
.app-nav .nav-link.active i { color: var(--app-primary); }

.app-topbar {
    position: sticky; top: 0; z-index: 1020;
    display: flex; align-items: center; gap: .5rem;
    height: var(--app-topbar-h); padding: 0 1rem 0 1.5rem;
    background: color-mix(in srgb, var(--app-bg) 82%, transparent);
    backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid var(--app-border);
}
.app-topbar-title { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.app-user { display: inline-flex; align-items: center; gap: .5rem; color: var(--app-text); border-radius: 2rem; padding: .25rem .6rem .25rem .25rem; }
.app-user:hover { background: var(--app-surface-2); }
.app-avatar { display: inline-flex; width: 2rem; height: 2rem; border-radius: 50%; align-items: center; justify-content: center; background: var(--app-primary-soft); color: var(--app-primary); font-weight: 700; }

.app-content { padding: 1.5rem; max-width: 1440px; }
@media (max-width: 575.98px) { .app-content { padding: 1rem; } .app-topbar { padding: 0 .5rem; } }

[data-bs-theme="light"] .theme-icon-light, [data-bs-theme="dark"] .theme-icon-dark { display: none; }

/* 未ログイン画面 */
.app-auth { min-height: 100vh; background: radial-gradient(1200px 600px at 10% -10%, var(--app-primary-soft), transparent), var(--app-bg); }
.app-auth-main { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 1.5rem; }
.app-auth-card { width: 100%; max-width: 420px; border: 1px solid var(--app-border); border-radius: 1rem; }
.app-embed { background: var(--app-surface); padding: 1rem; }

/* ---- ページ部品 --------------------------------------------------------- */
.page-header { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: .75rem 1rem; margin-bottom: 1.25rem; }
.page-title { font-size: 1.5rem; font-weight: 700; margin: 0; letter-spacing: .01em; }
.page-subtitle { color: var(--app-muted); margin: .25rem 0 0; font-size: .9rem; }
.page-actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.breadcrumb { font-size: .85rem; margin-bottom: .35rem; }

.card { border: 1px solid var(--app-border); border-radius: var(--app-radius); box-shadow: var(--app-shadow); background: var(--app-surface); }
.card-header { background: transparent; border-bottom: 1px solid var(--app-border); padding: .9rem 1.25rem; font-weight: 600; }
.card-body { padding: 1.25rem; }
.card-footer { background: transparent; border-top: 1px solid var(--app-border); }
.card + .card { margin-top: 1.25rem; }

/* 検索フォーム */
.filter-bar { display: flex; flex-wrap: wrap; align-items: flex-end; gap: .75rem; }
.filter-bar > * { flex: 0 1 auto; }
.filter-bar > .mb-3 { margin-bottom: 0 !important; }
.filter-bar .form-label { font-size: .8rem; color: var(--app-muted); margin-bottom: .25rem; }

/* 表 */
.table { --bs-table-bg: transparent; --bs-table-color: var(--app-text); margin-bottom: 0; vertical-align: middle; }
.table > thead th { font-size: .78rem; font-weight: 600; color: var(--app-muted); text-transform: none; letter-spacing: .02em; background: var(--app-surface-2); border-bottom-width: 1px; white-space: nowrap; padding-top: .65rem; padding-bottom: .65rem; }
.table > thead th a { color: inherit; text-decoration: none; }
.table > thead th a.asc::after { content: " ▲"; font-size: .65em; }
.table > thead th a.desc::after { content: " ▼"; font-size: .65em; }
.table > tbody td { border-color: var(--app-border); }
.table-hover > tbody > tr:hover > * { --bs-table-bg-state: var(--app-surface-2); }
.card > .table-responsive > .table > :last-child > tr:last-child > * { border-bottom: 0; }
.table td.actions, .table th.actions { text-align: right; white-space: nowrap; width: 1%; }
.table-actions { display: inline-flex; gap: .25rem; }
.table-actions .btn, .table-actions form { margin: 0; }

/* 詳細表示（項目名: 値） */
.detail-list { display: grid; grid-template-columns: minmax(8rem, 14rem) 1fr; margin: 0; }
.detail-list dt, .detail-list dd { padding: .7rem 0; border-bottom: 1px solid var(--app-border); margin: 0; }
.detail-list dt { color: var(--app-muted); font-weight: 500; font-size: .875rem; padding-right: 1rem; }
.detail-list > :nth-last-child(-n+2) { border-bottom: 0; }
@media (max-width: 575.98px) { .detail-list { grid-template-columns: 1fr; } .detail-list dt { border-bottom: 0; padding-bottom: 0; } }

/* 統計カード */
.stat-card .stat-label { color: var(--app-muted); font-size: .8rem; }
.stat-card .stat-value { font-size: 1.6rem; font-weight: 700; line-height: 1.2; }

/* 空状態 */
.empty-state { text-align: center; padding: 3rem 1rem; color: var(--app-muted); }
.empty-state i { font-size: 2.25rem; display: block; margin-bottom: .5rem; opacity: .6; }

/* バッジ（淡色） */
.badge-soft { font-weight: 600; padding: .35em .65em; border-radius: 2rem; }
.badge-soft.text-bg-primary { background: var(--app-primary-soft) !important; color: var(--app-primary) !important; }
.badge-soft.text-bg-success { background: rgba(25, 135, 84, .12) !important; color: #198754 !important; }
.badge-soft.text-bg-warning { background: rgba(255, 193, 7, .18) !important; color: #997404 !important; }
.badge-soft.text-bg-danger { background: rgba(220, 53, 69, .12) !important; color: #dc3545 !important; }
.badge-soft.text-bg-secondary { background: rgba(108, 117, 125, .14) !important; color: var(--app-muted) !important; }

/* フォーム */
.form-label { font-weight: 500; font-size: .875rem; margin-bottom: .35rem; }
.form-label .required-mark, .required > .form-label::after { color: #dc3545; }
.required > .form-label::after { content: " *"; }
.form-section + .form-section { margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--app-border); }
.form-actions { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: flex-end; padding-top: 1rem; margin-top: 1rem; border-top: 1px solid var(--app-border); }
.error-message, .invalid-feedback { display: block; color: #dc3545; font-size: .825rem; margin-top: .25rem; }

/* フラッシュ */
.app-flash { display: flex; gap: .6rem; align-items: flex-start; }
.app-flash i { font-size: 1.1rem; line-height: 1.4; }

/* ページ送り */
.paginator { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem; padding: .85rem 1.25rem; border-top: 1px solid var(--app-border); }
.paginator .pagination { margin: 0; }
.paginator p { margin: 0; color: var(--app-muted); font-size: .85rem; }
.pagination { --bs-pagination-active-bg: var(--app-primary); --bs-pagination-active-border-color: var(--app-primary); --bs-pagination-color: var(--app-text); --bs-pagination-bg: var(--app-surface); --bs-pagination-border-color: var(--app-border); }

/* flatpickr・FullCalendar をテーマに合わせる */
.flatpickr-input[readonly] { background-color: var(--bs-body-bg); }
.fc { --fc-border-color: var(--app-border); --fc-page-bg-color: var(--app-surface); --fc-neutral-bg-color: var(--app-surface-2); --fc-today-bg-color: var(--app-primary-soft); --fc-button-bg-color: var(--app-surface); --fc-button-border-color: var(--app-border); --fc-button-text-color: var(--app-text); --fc-button-hover-bg-color: var(--app-surface-2); --fc-button-hover-border-color: var(--app-border); --fc-button-active-bg-color: var(--app-primary); --fc-button-active-border-color: var(--app-primary); --fc-event-bg-color: var(--app-primary); --fc-event-border-color: var(--app-primary); }
.fc .fc-button { font-weight: 500; box-shadow: none !important; }
.fc .fc-button-primary:not(:disabled).fc-button-active { color: #fff; }
.fc .fc-toolbar-title { font-size: 1.15rem; font-weight: 700; }
.fc a { color: inherit; text-decoration: none; }

/* 印刷 */
@media print {
    .app-sidebar, .app-topbar, .page-actions, .no-print { display: none !important; }
    .app-main { margin: 0 !important; }
    .card { box-shadow: none; }
}