/* ========================================
   ダイキョー経費精算 - メインスタイルシート
   スマホファースト・プレミアムデザイン
   ======================================== */

:root {
    --primary: #1a56db;
    --primary-dark: #1241af;
    --primary-light: #e8effc;
    --accent: #f59e0b;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    --bg-main: #f0f4f8;
    --bg-card: #ffffff;
    --bg-dark: #0f172a;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --border: #e2e8f0;
    --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-lg: 0 4px 12px rgba(0,0,0,0.1);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.2s ease;
    --font: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font); color: var(--text-primary); background: var(--bg-main); -webkit-font-smoothing: antialiased; }

/* === ログイン画面 === */
.login-body { display:flex; justify-content:center; align-items:center; min-height:100vh; background:linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #1a56db 100%); }
.login-container { width:100%; max-width:380px; padding:20px; text-align:center; }
.login-card { background:rgba(255,255,255,0.95); backdrop-filter:blur(20px); border-radius:20px; padding:40px 30px; box-shadow:0 20px 60px rgba(0,0,0,0.3); }
.login-logo { font-size:48px; margin-bottom:12px; }
.login-card h1 { font-size:22px; font-weight:700; color:var(--bg-dark); margin-bottom:4px; }
.subtitle { color:var(--text-secondary); font-size:13px; margin-bottom:24px; }
.login-form .form-group { margin-bottom:16px; text-align:left; }
.login-form label { display:block; font-size:13px; font-weight:500; color:var(--text-secondary); margin-bottom:6px; }
.login-form input { width:100%; padding:12px 16px; border:1px solid var(--border); border-radius:var(--radius-sm); font-size:16px; font-family:var(--font); transition:var(--transition); }
.login-form input:focus { outline:none; border-color:var(--primary); box-shadow:0 0 0 3px rgba(26,86,219,0.15); }
.footer-text { color:rgba(255,255,255,0.5); font-size:12px; margin-top:20px; }

/* === ボタン === */
.btn-primary { display:inline-flex; align-items:center; justify-content:center; width:auto; padding:12px 24px; background:var(--primary); color:#fff; border:none; border-radius:var(--radius-sm); font-size:16px; font-weight:600; font-family:var(--font); cursor:pointer; transition:var(--transition); }
.btn-primary:hover { background:var(--primary-dark); transform:translateY(-1px); box-shadow:var(--shadow-lg); }
.btn-primary:active { transform:translateY(0); }
.btn-full { width:100%; }
.btn-large { padding:16px 24px; font-size:18px; border-radius:var(--radius); }
.btn-secondary { padding:10px 20px; background:var(--bg-card); color:var(--text-primary); border:1px solid var(--border); border-radius:var(--radius-sm); font-size:14px; font-family:var(--font); cursor:pointer; transition:var(--transition); }
.btn-secondary:hover { background:var(--bg-main); }
.btn-logout { padding:6px 12px; background:transparent; color:var(--text-light); border:1px solid rgba(255,255,255,0.2); border-radius:6px; font-size:12px; text-decoration:none; transition:var(--transition); }
.btn-logout:hover { background:rgba(255,255,255,0.1); color:#fff; }
.btn-sm { padding:6px 14px; font-size:13px; border-radius:6px; }
.btn-success { background:var(--success); color:#fff; border:none; cursor:pointer; font-family:var(--font); }
.btn-danger { background:var(--danger); color:#fff; border:none; cursor:pointer; font-family:var(--font); }

/* === ヘッダー === */
.app-header { display:flex; align-items:center; justify-content:space-between; padding:12px 16px; background:var(--bg-dark); color:#fff; position:sticky; top:0; z-index:100; }
.header-left { display:flex; align-items:center; gap:8px; }
.header-logo { font-size:24px; }
.header-title { font-size:16px; font-weight:600; }
.header-right { display:flex; align-items:center; gap:10px; }
.user-name { font-size:13px; color:var(--text-light); }
.header-back { color:#fff; text-decoration:none; font-size:14px; padding:6px 0; }

/* === ホーム画面 === */
.home-main { padding:20px 16px; max-width:600px; margin:0 auto; }
.home-greeting h2 { font-size:20px; font-weight:600; margin-bottom:4px; }
.date-display { color:var(--text-secondary); font-size:13px; margin-bottom:24px; }
.home-actions { display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:24px; }
.action-card { display:flex; flex-direction:column; align-items:center; justify-content:center; padding:28px 16px; background:var(--bg-card); border-radius:var(--radius); box-shadow:var(--shadow); text-decoration:none; color:var(--text-primary); transition:var(--transition); border:2px solid transparent; }
.action-card:hover { transform:translateY(-2px); box-shadow:var(--shadow-lg); }
.action-card:active { transform:translateY(0); }
.action-submit { border-color:var(--primary); background:linear-gradient(135deg,#e8effc,#fff); }
.action-submit:hover { border-color:var(--primary-dark); }
.action-icon { font-size:40px; margin-bottom:12px; }
.action-label { font-size:16px; font-weight:600; margin-bottom:4px; }
.action-desc { font-size:12px; color:var(--text-secondary); }
.stat-badge { background:var(--primary-light); color:var(--primary); padding:12px 16px; border-radius:var(--radius-sm); text-align:center; font-size:14px; }

/* === 経費申請画面 === */
.submit-main { padding:16px; max-width:600px; margin:0 auto; }
.form-section { background:var(--bg-card); border-radius:var(--radius); padding:20px; margin-bottom:16px; box-shadow:var(--shadow); }
.step-title { display:flex; align-items:center; gap:8px; font-size:15px; font-weight:600; margin-bottom:16px; }
.step-num { display:inline-flex; align-items:center; justify-content:center; width:28px; height:28px; background:var(--primary); color:#fff; border-radius:50%; font-size:14px; font-weight:700; }
.required-mark { color:var(--danger); font-size:11px; font-weight:400; }

/* 撮影エリア */
.capture-area { border:2px dashed var(--border); border-radius:var(--radius); min-height:200px; display:flex; align-items:center; justify-content:center; cursor:pointer; position:relative; overflow:hidden; transition:var(--transition); background:var(--bg-main); }
.capture-area:hover { border-color:var(--primary); background:var(--primary-light); }
.capture-placeholder { text-align:center; padding:30px; }
.capture-icon { font-size:48px; margin-bottom:10px; }
.capture-placeholder p { color:var(--text-secondary); font-size:14px; line-height:1.6; }
.preview-image { width:100%; height:auto; max-height:400px; object-fit:contain; }
.hidden-input { position:absolute; opacity:0; width:100%; height:100%; cursor:pointer; top:0; left:0; }
.hidden { display:none !important; }
.capture-buttons { text-align:center; margin-top:10px; }

/* 支払方法 */
.payment-grid { display:grid; grid-template-columns:1fr 1fr; gap:10px; }
.payment-option input { display:none; }
.payment-card { display:flex; flex-direction:column; align-items:center; padding:16px 8px; border:2px solid var(--border); border-radius:var(--radius-sm); transition:var(--transition); cursor:pointer; }
.payment-option input:checked + .payment-card { border-color:var(--primary); background:var(--primary-light); box-shadow:0 0 0 3px rgba(26,86,219,0.15); }
.payment-icon { font-size:28px; margin-bottom:6px; }
.payment-label { font-size:13px; font-weight:500; }

/* 任意入力 */
.toggle-arrow { margin-left:auto; color:var(--text-light); transition:var(--transition); }
.collapsible .step-title { cursor:pointer; }
.optional-fields .form-group { margin-bottom:14px; }
.optional-fields label { display:block; font-size:13px; color:var(--text-secondary); margin-bottom:6px; }
.optional-fields input { width:100%; padding:10px 14px; border:1px solid var(--border); border-radius:var(--radius-sm); font-size:16px; font-family:var(--font); }
.optional-fields input:focus { outline:none; border-color:var(--primary); box-shadow:0 0 0 3px rgba(26,86,219,0.15); }

/* 送信エリア */
.submit-area { margin-top:8px; margin-bottom:40px; }
.upload-progress { margin-top:16px; text-align:center; }
.progress-bar { height:6px; background:var(--border); border-radius:3px; overflow:hidden; }
.progress-fill { height:100%; background:var(--primary); width:0%; transition:width 0.3s ease; }
.progress-text { margin-top:8px; font-size:13px; color:var(--text-secondary); }

/* === 経費一覧 === */
.list-main { padding:12px 16px; max-width:800px; margin:0 auto; }
.filter-bar { display:flex; gap:8px; margin-bottom:12px; flex-wrap:wrap; }
.filter-select { padding:8px 12px; border:1px solid var(--border); border-radius:var(--radius-sm); font-size:14px; font-family:var(--font); background:var(--bg-card); min-width:120px; }
.filter-input { padding:8px 12px; border:1px solid var(--border); border-radius:var(--radius-sm); font-size:14px; font-family:var(--font); flex:1; min-width:140px; }

.expense-list { display:flex; flex-direction:column; gap:10px; }
.expense-card { background:var(--bg-card); border-radius:var(--radius-sm); padding:14px 16px; box-shadow:var(--shadow); transition:var(--transition); }
.expense-card:hover { box-shadow:var(--shadow-lg); }
.expense-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:8px; }
.expense-date { font-size:13px; color:var(--text-secondary); }
.status-badge { display:inline-block; padding:3px 10px; border-radius:12px; font-size:11px; font-weight:600; color:#fff; }
.expense-body { display:flex; justify-content:space-between; align-items:center; margin-bottom:6px; }
.expense-vendor { font-size:15px; font-weight:500; flex:1; }
.expense-amount { font-size:18px; font-weight:700; color:var(--primary); }
.expense-footer { display:flex; justify-content:space-between; align-items:center; }
.expense-payment { font-size:12px; color:var(--text-secondary); }
.expense-id { font-size:11px; color:var(--text-light); font-family:monospace; }
.reject-reason { margin-top:8px; padding:8px 12px; background:#fef2f2; border-radius:6px; font-size:12px; color:var(--danger); }
.empty-state { text-align:center; padding:40px; color:var(--text-secondary); }
.loading { text-align:center; padding:40px; color:var(--text-secondary); }

/* === アラート === */
.alert { padding:12px 16px; border-radius:var(--radius-sm); margin-bottom:16px; font-size:14px; }
.alert-error { background:#fef2f2; color:var(--danger); border:1px solid #fecaca; }
.alert-success { background:#f0fdf4; color:var(--success); border:1px solid #bbf7d0; }

/* === 管理画面 === */
.admin-body { background:var(--bg-main); }
.admin-layout { display:flex; min-height:100vh; }
.admin-sidebar { width:240px; background:var(--bg-dark); color:#fff; padding:20px 0; position:fixed; height:100vh; overflow-y:auto; }
.admin-sidebar .logo { padding:0 20px 20px; font-size:18px; font-weight:700; border-bottom:1px solid rgba(255,255,255,0.1); }
.admin-sidebar .logo span { display:block; font-size:11px; font-weight:400; color:var(--text-light); margin-top:4px; }
.sidebar-nav { list-style:none; padding:12px 0; }
.sidebar-nav a { display:flex; align-items:center; gap:10px; padding:10px 20px; color:rgba(255,255,255,0.7); text-decoration:none; font-size:14px; transition:var(--transition); }
.sidebar-nav a:hover, .sidebar-nav a.active { background:rgba(255,255,255,0.1); color:#fff; }
.sidebar-nav .badge { background:var(--danger); color:#fff; font-size:11px; padding:2px 7px; border-radius:10px; margin-left:auto; }
.admin-content { flex:1; margin-left:240px; padding:24px; }
.admin-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:24px; }
.admin-header h1 { font-size:22px; font-weight:700; }

/* 管理テーブル */
.data-table { width:100%; border-collapse:collapse; background:var(--bg-card); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow); }
.data-table th { background:var(--bg-main); padding:10px 14px; text-align:left; font-size:12px; font-weight:600; color:var(--text-secondary); text-transform:uppercase; letter-spacing:0.5px; }
.data-table td { padding:12px 14px; border-top:1px solid var(--border); font-size:14px; }
.data-table tr:hover td { background:var(--primary-light); }

/* カード統計 */
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:16px; margin-bottom:24px; }
.stat-card { background:var(--bg-card); border-radius:var(--radius); padding:20px; box-shadow:var(--shadow); }
.stat-card .stat-label { font-size:13px; color:var(--text-secondary); margin-bottom:8px; }
.stat-card .stat-value { font-size:28px; font-weight:700; }
.stat-card .stat-sub { font-size:12px; color:var(--text-light); margin-top:4px; }

/* === レスポンシブ === */
@media (max-width:768px) {
    .admin-sidebar { display:none; }
    .admin-content { margin-left:0; padding:16px; }
    .stats-grid { grid-template-columns:1fr 1fr; }
    .data-table { font-size:13px; }
    .data-table th, .data-table td { padding:8px 10px; }
}

@media (max-width:480px) {
    .stats-grid { grid-template-columns:1fr; }
    .home-actions { grid-template-columns:1fr; }
}