/* ============================================
   MSI会計管理システム - メインスタイル
   黒系クールデザイン
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #14141c;
    --bg-card: #1a1a24;
    --bg-card-hover: #22222e;
    --border-color: #2a2a38;
    --text-primary: #e8e8f0;
    --text-secondary: #9999a8;
    --text-muted: #66667a;
    --accent: #00d4ff;
    --accent-hover: #00a8cc;
    --accent-glow: rgba(0, 212, 255, 0.3);
    --success: #00ff88;
    --warning: #ffaa00;
    --danger: #ff3366;
    --info: #00d4ff;
    --gradient-1: linear-gradient(135deg, #00d4ff 0%, #5b00ff 100%);
    --gradient-2: linear-gradient(135deg, #ff3366 0%, #ff00aa 100%);
    --gradient-3: linear-gradient(135deg, #00ff88 0%, #00d4ff 100%);

    /* 企業識別カラー */
    --company-msi: #00d4ff;
    --company-msi-glow: rgba(0, 212, 255, 0.3);
    --company-ibis: #3b82f6;
    --company-ibis-glow: rgba(59, 130, 246, 0.3);
    --company-total: #a855f7;
    --company-total-glow: rgba(168, 85, 247, 0.3);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 20px var(--accent-glow);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", "Segoe UI", sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(91, 0, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(255, 51, 102, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* ============================================
   ログイン画面
   ============================================ */
.login-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    position: relative;
    z-index: 1;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 48px 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-1);
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo h1 {
    font-size: 28px;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.login-logo p {
    color: var(--text-muted);
    font-size: 13px;
    letter-spacing: 4px;
    text-transform: uppercase;
}

/* ============================================
   フォーム要素
   ============================================ */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s ease;
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-control::placeholder {
    color: var(--text-muted);
}

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239999a8' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

/* ============================================
   日付入力フィールド - 黒系テーマ用カレンダーアイコン
   ============================================ */
input[type="date"].form-control,
input[type="datetime-local"].form-control,
input[type="month"].form-control,
input[type="time"].form-control,
input[type="week"].form-control {
    cursor: pointer;
    color-scheme: dark;
    padding-right: 12px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%2300d4ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='4' width='18' height='18' rx='2' ry='2'/%3E%3Cline x1='16' y1='2' x2='16' y2='6'/%3E%3Cline x1='8' y1='2' x2='8' y2='6'/%3E%3Cline x1='3' y1='10' x2='21' y2='10'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 18px 18px;
    padding-right: 42px;
}

/* WebKit系（Chrome/Safari/Edge）のカレンダーアイコンを透明化（自前アイコンを背景表示） */
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="datetime-local"]::-webkit-calendar-picker-indicator,
input[type="month"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator,
input[type="week"]::-webkit-calendar-picker-indicator {
    cursor: pointer;
    opacity: 0;
    width: 30px;
    height: 100%;
    padding: 0;
    margin: 0;
    color: transparent;
    background: transparent;
}

input[type="date"]:hover,
input[type="datetime-local"]:hover {
    background-color: var(--bg-card-hover);
}

input[type="date"]:focus,
input[type="datetime-local"]:focus {
    background-color: var(--bg-primary);
}

/* ============================================
   ボタン
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    font-family: inherit;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: var(--gradient-1);
    color: white;
    box-shadow: 0 4px 12px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px var(--accent-glow);
}

.btn-secondary {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--border-color);
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    background: #cc1f4f;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-block {
    width: 100%;
}

/* ============================================
   レイアウト
   ============================================ */
.app-wrapper {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.sidebar {
    width: 240px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 24px 0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 10;
}

.sidebar-logo {
    padding: 0 24px 24px 24px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 16px;
}

.sidebar-logo h2 {
    font-size: 20px;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1.5px;
}

.sidebar-logo p {
    color: var(--text-muted);
    font-size: 11px;
    letter-spacing: 2px;
    margin-top: 4px;
}

.sidebar-menu {
    list-style: none;
    padding: 0 12px;
}

.sidebar-menu li {
    margin-bottom: 4px;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s ease;
    font-size: 14px;
    font-weight: 500;
}

.sidebar-menu a:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.sidebar-menu a.active {
    background: var(--bg-card);
    color: var(--accent);
    box-shadow: inset 3px 0 0 var(--accent);
}

.sidebar-menu .icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.main-content {
    flex: 1;
    margin-left: 240px;
    padding: 24px 32px;
    min-height: 100vh;
}

/* ============================================
   トップバー
   ============================================ */
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.topbar h1 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 14px;
}

.topbar-user a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.topbar-user a:hover {
    color: var(--accent);
}

/* ============================================
   カード
   ============================================ */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.card-header h2 {
    font-size: 18px;
    font-weight: 600;
}

/* ============================================
   ダッシュボード - 統計カード
   ============================================ */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-1);
}

.stat-card.success::before { background: var(--gradient-3); }
.stat-card.danger::before { background: var(--gradient-2); }
.stat-card.warning::before { background: linear-gradient(135deg, #ffaa00 0%, #ff6600 100%); }

.stat-label {
    color: var(--text-secondary);
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-feature-settings: 'tnum';
}

.stat-meta {
    color: var(--text-muted);
    font-size: 12px;
}

/* ============================================
   テーブル
   ============================================ */
.table-wrapper {
    overflow-x: auto;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.table thead {
    background: var(--bg-secondary);
}

.table thead th {
    padding: 14px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.table tbody td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.table tbody tr {
    transition: background 0.2s ease;
}

.table tbody tr:hover {
    background: var(--bg-card-hover);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

.table .num {
    text-align: right;
    font-feature-settings: 'tnum';
    font-weight: 500;
}

.table .actions {
    display: flex;
    gap: 6px;
    white-space: nowrap;
}

/* ============================================
   バッジ
   ============================================ */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.badge-success { background: rgba(0, 255, 136, 0.15); color: var(--success); }
.badge-warning { background: rgba(255, 170, 0, 0.15); color: var(--warning); }
.badge-danger { background: rgba(255, 51, 102, 0.15); color: var(--danger); }
.badge-info { background: rgba(0, 212, 255, 0.15); color: var(--info); }
.badge-muted { background: rgba(102, 102, 122, 0.2); color: var(--text-secondary); }

/* クリック可能なバッジ（リンク化されたバッジ） */
a.badge {
    text-decoration: none;
    cursor: pointer;
    transition: all 0.15s ease;
    user-select: none;
}
a.badge.badge-clickable {
    position: relative;
    padding-right: 22px;
}
a.badge.badge-clickable::after {
    content: '↻';
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 11px;
    opacity: 0.6;
}
a.badge:hover {
    transform: translateY(-1px);
    filter: brightness(1.2);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}
a.badge:active {
    transform: translateY(0);
    filter: brightness(0.95);
}

/* ============================================
   フィルタバー / ツールバー
   ============================================ */
.toolbar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    align-items: center;
}

.toolbar form {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}

.toolbar .form-control {
    min-width: 140px;
    width: auto;
    padding: 8px 12px;
    font-size: 13px;
}

.toolbar .spacer { flex: 1; }

/* ============================================
   フォーム行（編集画面など）
   ============================================ */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-row-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

/* ============================================
   アラート
   ============================================ */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 3px solid;
    font-size: 14px;
}

.alert-success {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--success);
    color: var(--success);
}

.alert-danger {
    background: rgba(255, 51, 102, 0.1);
    border-color: var(--danger);
    color: var(--danger);
}

.alert-info {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--info);
    color: var(--info);
}

/* ============================================
   ページネーション
   ============================================ */
.pagination {
    display: flex;
    gap: 6px;
    justify-content: center;
    margin-top: 24px;
}

.pagination a, .pagination span {
    padding: 8px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    transition: all 0.2s;
}

.pagination a:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

.pagination .current {
    background: var(--gradient-1);
    color: white;
    border-color: transparent;
}

/* ============================================
   レスポンシブ
   ============================================ */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
        padding: 16px;
    }

    .form-row,
    .form-row-3 {
        grid-template-columns: 1fr;
    }

    .stat-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* ============================================
   ユーティリティ
   ============================================ */
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-info { color: var(--info); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 24px; }
.mt-3 { margin-top: 16px; }
.no-data {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
    font-size: 14px;
}

/* ============================================
   企業スイッチャー（トップバー右）
   ============================================ */
.company-switcher {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.company-switcher-label {
    color: var(--text-muted);
    font-size: 12px;
    letter-spacing: 0.5px;
}

.company-switcher-pills {
    display: inline-flex;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    padding: 3px;
    gap: 2px;
}

.company-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 999px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.company-pill .company-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    opacity: 0.6;
}

.company-pill:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
}

.company-pill.active {
    color: white;
    background: var(--company-msi);
}

.company-pill.active[data-color="cyan"] {
    background: var(--company-msi);
    box-shadow: 0 0 12px var(--company-msi-glow);
}

.company-pill.active[data-color="blue"] {
    background: var(--company-ibis);
    box-shadow: 0 0 12px var(--company-ibis-glow);
}

.company-pill.active .company-dot {
    background: white;
    opacity: 1;
}

/* ============================================
   ダッシュボード（多企業並列表示）
   ============================================ */
.dashboard-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.dashboard-row.row-4 {
    grid-template-columns: repeat(4, 1fr);
}

.dashboard-col-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 8px 12px;
    border-radius: 8px 8px 0 0;
    background: var(--bg-secondary);
    border-bottom: 2px solid var(--border-color);
}

.dashboard-col-header.col-msi { color: var(--company-msi); border-bottom-color: var(--company-msi); }
.dashboard-col-header.col-ibis { color: var(--company-ibis); border-bottom-color: var(--company-ibis); }
.dashboard-col-header.col-total { color: var(--company-total); border-bottom-color: var(--company-total); }

.dashboard-col-header .company-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: currentColor;
}

/* 企業バッジ（一覧などで会社識別） */
.company-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-left: 4px;
}
.company-badge.cyan { background: rgba(0, 212, 255, 0.15); color: var(--company-msi); }
.company-badge.blue { background: rgba(59, 130, 246, 0.15); color: var(--company-ibis); }

@media (max-width: 768px) {
    .dashboard-row, .dashboard-row.row-4 { grid-template-columns: 1fr; }
}