/* =====================================================================
   Helm — HUD UI  /  Dark cockpit theme
   ===================================================================== */
:root{
  --bg:#0b1120;
  --bg-2:#0e1628;
  --panel:rgba(18,28,48,.72);
  --panel-solid:#111c34;
  --panel-border:rgba(94,162,224,.16);
  --ink:#e6edf6;
  --ink-dim:#8aa0bd;
  --ink-faint:#5b7291;
  --accent:#22d3ee;        /* cyan */
  --accent-2:#38bdf8;      /* sky  */
  --accent-3:#7c5cff;      /* violet */
  --good:#34d399;
  --warn:#fbbf24;
  --bad:#fb7185;
  --radius:16px;
  --radius-sm:11px;
  --shadow:0 18px 48px -22px rgba(0,0,0,.8);
  --glow:0 0 0 1px rgba(34,211,238,.35), 0 0 22px -4px rgba(34,211,238,.45);
  --sidebar-w:248px;
  --topbar-h:64px;
  --font:'Inter',system-ui,-apple-system,'Segoe UI','Hiragino Kaku Gothic ProN','Noto Sans JP',sans-serif;
  --display:'Outfit',var(--font);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  font-size:14.5px;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3{font-family:var(--display);margin:0;letter-spacing:.2px}

/* HUD背景グリッド */
.hud-grid-bg{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(1200px 700px at 78% -10%, rgba(56,189,248,.10), transparent 60%),
    radial-gradient(900px 600px at -10% 110%, rgba(124,92,255,.12), transparent 55%),
    linear-gradient(180deg,var(--bg),var(--bg-2));
}
.hud-grid-bg::after{
  content:"";position:absolute;inset:0;opacity:.35;
  background-image:
    linear-gradient(rgba(94,162,224,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(94,162,224,.06) 1px,transparent 1px);
  background-size:38px 38px;
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000,transparent 85%);
          mask-image:radial-gradient(circle at 50% 30%,#000,transparent 85%);
}

/* ---- レイアウト ---- */
.app{display:block}
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);z-index:40;
  background:linear-gradient(180deg,rgba(14,22,40,.96),rgba(11,17,32,.96));
  border-right:1px solid var(--panel-border);
  backdrop-filter:blur(14px);
  display:flex;flex-direction:column;
  padding:18px 14px;
}
.main{
  margin-left:var(--sidebar-w);
  position:relative;z-index:1;
  min-height:100vh;
  display:flex;flex-direction:column;
}

/* ---- ブランド ---- */
.brand{display:flex;align-items:center;gap:12px;padding:6px 8px 18px}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-3));
  color:#06131c;box-shadow:var(--glow);
}
.brand-mark.lg{width:52px;height:52px;border-radius:15px}
.brand-mark i{width:22px;height:22px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-family:var(--display);font-weight:800;font-size:20px;letter-spacing:.5px}
.brand-name.lg{font-size:26px}
.brand-sub{font-size:11px;color:var(--ink-dim);letter-spacing:1.5px;text-transform:uppercase}

/* ---- ナビ ---- */
.nav{display:flex;flex-direction:column;gap:3px;overflow-y:auto;flex:1;padding-right:2px}
.nav::-webkit-scrollbar{width:6px}
.nav::-webkit-scrollbar-thumb{background:rgba(94,162,224,.2);border-radius:6px}
.nav-group{
  font-size:10.5px;letter-spacing:1.6px;text-transform:uppercase;color:var(--ink-faint);
  padding:16px 12px 6px;font-weight:600;
}
.nav-item{
  display:flex;align-items:center;gap:11px;padding:7px 11px;border-radius:10px;
  color:var(--ink-dim);font-weight:500;position:relative;transition:.16s;
}
.nav-item i{width:19px;height:19px}
.nav-item:hover{background:rgba(56,189,248,.08);color:var(--ink)}
.nav-item.active{
  color:#fff;background:linear-gradient(90deg,rgba(34,211,238,.18),rgba(34,211,238,.02));
}
.nav-toggle{
  display:flex;align-items:center;justify-content:space-between;width:100%;
  background:none;border:none;font-family:inherit;cursor:pointer;text-align:left;
}
.nav-toggle:hover{color:var(--ink)}
.nav-toggle .chev{width:15px;height:15px;transition:transform .2s;opacity:.7}
.nav-toggle.collapsed .chev{transform:rotate(-90deg)}
.nav-collapse{overflow:hidden}
.nav-collapse.collapsed{display:none}
.nav-item.active::before{
  content:"";position:absolute;left:-14px;top:8px;bottom:8px;width:3px;border-radius:3px;
  background:linear-gradient(var(--accent),var(--accent-3));box-shadow:var(--glow);
}
.sidebar-footer{padding-top:12px;border-top:1px solid var(--panel-border)}
.fx-badge{
  display:flex;align-items:center;gap:8px;padding:9px 12px;border-radius:11px;
  background:rgba(52,211,153,.08);color:var(--good);font-size:12.5px;font-weight:600;
}
.fx-badge i{width:15px;height:15px}

/* ---- トップバー ---- */
.topbar{
  position:sticky;top:0;z-index:30;height:var(--topbar-h);
  display:flex;align-items:center;gap:14px;padding:0 22px;
  background:rgba(11,17,32,.62);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--panel-border);
}
.hamburger{
  display:none;background:var(--panel);border:1px solid var(--panel-border);
  color:var(--ink);width:40px;height:40px;border-radius:11px;cursor:pointer;
  align-items:center;justify-content:center;
}
.hamburger i{width:20px;height:20px}
.topbar-title{display:flex;align-items:center;gap:10px;flex:1;min-width:0}
.topbar-title h1{font-size:18px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.crumb-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:var(--glow);flex:none}
.topbar-right{display:flex;align-items:center;gap:16px}
.clock{font-variant-numeric:tabular-nums;color:var(--ink-dim);font-size:13px;font-weight:500}
.user-chip{display:flex;align-items:center;gap:9px}
.avatar{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-weight:700;
  background:linear-gradient(135deg,var(--accent-2),var(--accent-3));color:#06131c;
}
.user-name{font-weight:600;font-size:13.5px}

/* ---- コンテンツ ---- */
.content{padding:16px 18px;max-width:1340px;width:100%}

/* ---- カード/パネル ---- */
.panel{
  background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius);
  box-shadow:var(--shadow);backdrop-filter:blur(10px);padding:14px 16px;
}
.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:11px;gap:12px}
.panel-head h2{font-size:16px;font-weight:700;display:flex;align-items:center;gap:9px}
.panel-head h2 i{width:18px;height:18px;color:var(--accent)}

/* 統計カード */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px;margin-bottom:14px}
.stat{
  position:relative;overflow:hidden;
  background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius);
  padding:13px 16px;box-shadow:var(--shadow);
}
.stat::after{content:"";position:absolute;right:-30px;top:-30px;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,211,238,.18),transparent 70%)}
.stat-label{display:flex;align-items:center;gap:8px;color:var(--ink-dim);font-size:12.5px;font-weight:600;letter-spacing:.3px}
.stat-label i{width:16px;height:16px}
.stat-value{font-family:var(--display);font-size:23px;font-weight:800;margin-top:5px;font-variant-numeric:tabular-nums}
.stat-sub{font-size:11.5px;margin-top:3px;color:var(--ink-faint)}
.stat.good .stat-value{color:var(--good)} .stat.bad .stat-value{color:var(--bad)}
.stat.accent .stat-value{color:var(--accent)}
.delta{font-weight:700} .delta.up{color:var(--good)} .delta.down{color:var(--bad)}

/* グリッド */
.grid-2{display:grid;grid-template-columns:1.6fr 1fr;gap:12px}
.grid-12{display:grid;grid-template-columns:repeat(12,1fr);gap:12px}

/* ---- ボタン ---- */
.btn{
  display:inline-flex;align-items:center;gap:7px;justify-content:center;
  padding:8px 14px;border-radius:10px;font-weight:600;font-size:13px;cursor:pointer;
  border:1px solid var(--panel-border);background:var(--panel-solid);color:var(--ink);transition:.16s;
}
.btn i{width:17px;height:17px}
.btn:hover{border-color:rgba(34,211,238,.4)}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#06131c;border:none;box-shadow:var(--glow)}
.btn-primary:hover{filter:brightness(1.06)}
.btn-ghost{background:transparent}
.btn-danger{color:var(--bad);border-color:rgba(251,113,133,.3);background:rgba(251,113,133,.08)}
.btn-sm{padding:6px 10px;font-size:12.5px;border-radius:9px}
.btn-block{width:100%}

/* ---- テーブル ---- */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--panel-border)}
table.data{width:100%;border-collapse:collapse;font-size:13.5px;min-width:520px}
table.data th{
  text-align:left;padding:8px 14px;color:var(--ink-dim);font-weight:600;font-size:11.5px;
  text-transform:uppercase;letter-spacing:.5px;background:rgba(14,22,40,.7);border-bottom:1px solid var(--panel-border);
  white-space:nowrap;
}
table.data td{padding:7px 14px;border-bottom:1px solid rgba(94,162,224,.08);line-height:1.35}
table.data tr:hover td{background:rgba(56,189,248,.05)}
table.data tr:last-child td{border-bottom:none}
.num{text-align:right;font-variant-numeric:tabular-nums}
table.data th.num{text-align:right}
table.data th.sortable{cursor:pointer}
table.data th.sortable a{color:inherit;text-decoration:none;display:inline-flex;align-items:center;gap:3px;white-space:nowrap}
table.data th.num.sortable a{justify-content:flex-end;width:100%}
table.data th.sortable:hover{color:var(--accent-2)}
table.tbl-fixed{table-layout:fixed}
table.tbl-fixed td{overflow:hidden;text-overflow:ellipsis}
table.data tr.group-row td{
  background:rgba(56,189,248,.08);font-family:var(--display);font-weight:700;
  color:var(--accent-2);border-top:1px solid var(--panel-border);
}
table.data tr.group-row td i{width:15px;height:15px;vertical-align:-2px}
table.data tr.group-row:hover td{background:rgba(56,189,248,.08)}
.muted{color:var(--ink-faint)}
.pill{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;font-size:11.5px;font-weight:600}
.pill.on{background:rgba(52,211,153,.14);color:var(--good)}
.pill.off{background:rgba(148,163,184,.14);color:var(--ink-dim)}
.pill.cat{background:rgba(56,189,248,.12);color:var(--accent-2)}

/* ---- フォーム ---- */
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:10px}
.field{display:flex;flex-direction:column;gap:4px}
.field.full{grid-column:1/-1}
label{font-size:12px;color:var(--ink-dim);font-weight:600}
input,select,textarea{
  background:rgba(8,14,28,.7);border:1px solid var(--panel-border);border-radius:10px;
  color:var(--ink);padding:9px 12px;font-size:13.5px;font-family:inherit;outline:none;transition:.16s;width:100%;
}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(34,211,238,.14)}
textarea{resize:vertical;min-height:78px}
/* ネイティブ部品（カレンダー/プルダウン等）をダークモードで描画
   → これだけでカレンダーアイコンが白くなり暗背景で見える。invertは二重反転で黒に戻るのでNG */
:root{color-scheme:dark}
input,select,textarea{color-scheme:dark}
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="month"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator,
input[type="datetime-local"]::-webkit-calendar-picker-indicator{
  opacity:.75;cursor:pointer;
}
input[type="date"]::-webkit-calendar-picker-indicator:hover,
input[type="month"]::-webkit-calendar-picker-indicator:hover,
input[type="time"]::-webkit-calendar-picker-indicator:hover,
input[type="datetime-local"]::-webkit-calendar-picker-indicator:hover{opacity:1}
.check{display:flex;align-items:center;gap:9px;cursor:pointer;font-size:13.5px;color:var(--ink)}
.check input{width:auto}
.form-actions{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}

/* 月選択（クリック式） */
.month-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:6px}
.month-btn{
  padding:9px 0;border-radius:9px;border:1px solid var(--panel-border);
  background:rgba(8,14,28,.7);color:var(--ink-dim);font-size:13px;font-weight:600;
  cursor:pointer;transition:.15s;font-family:inherit;
}
.month-btn:hover{border-color:rgba(34,211,238,.45);color:var(--ink)}
.month-btn.sel{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#06131c;border-color:transparent}
@media(max-width:440px){.month-grid{grid-template-columns:repeat(4,1fr)}}

/* インラインの行内フォーム */
.inline-form{display:flex;gap:8px;flex-wrap:wrap;align-items:flex-end}

/* ---- フラッシュ ---- */
.flash{
  display:flex;align-items:flex-start;gap:11px;padding:10px 14px;border-radius:11px;margin-bottom:12px;
  border:1px solid var(--panel-border);background:var(--panel);font-size:13.5px;
}
.flash i{width:18px;height:18px;flex:none;margin-top:1px}
.flash-success{border-color:rgba(52,211,153,.35);background:rgba(52,211,153,.1);color:#bbf7d6}
.flash-error{border-color:rgba(251,113,133,.35);background:rgba(251,113,133,.1);color:#fecdd3}
.flash div{flex:1}
.flash-close{margin-left:auto;background:none;border:none;color:inherit;cursor:pointer;opacity:.7}
.flash-close i{width:16px;height:16px}

/* ---- 空状態 ---- */
.empty{text-align:center;padding:44px 20px;color:var(--ink-faint)}
.empty i{width:40px;height:40px;opacity:.4;margin-bottom:10px}

/* ---- 認証画面 ---- */
.auth-body{display:grid;place-items:center;min-height:100vh;padding:24px}
.auth-wrap{position:relative;z-index:1;width:100%;max-width:430px}
.auth-card{
  background:var(--panel);border:1px solid var(--panel-border);border-radius:22px;
  box-shadow:var(--shadow);backdrop-filter:blur(14px);padding:30px 28px;
}
.auth-brand{display:flex;align-items:center;gap:14px;margin-bottom:24px}
.auth-card h2{font-size:21px;margin-bottom:6px}
.auth-card .sub{color:var(--ink-dim);font-size:13.5px;margin-bottom:22px}
.auth-card .field{margin-bottom:14px}
.auth-foot{text-align:center;color:var(--ink-faint);font-size:12px;margin-top:18px}
.auth-links{display:flex;justify-content:space-between;margin-top:18px;font-size:13px}
.auth-links a{color:var(--accent-2);font-weight:600}
.link{color:var(--accent-2);font-weight:600}

/* セクションタイトル */
.section-title{display:flex;align-items:center;gap:10px;margin:2px 0 11px;flex-wrap:wrap}
.section-title h2{font-size:20px}
.section-actions{margin-left:auto;display:flex;gap:10px}

/* ---- 進捗バー（請求予定の内訳など） ---- */
.bar{height:8px;border-radius:6px;background:rgba(94,162,224,.12);overflow:hidden}
.bar-fill{height:100%;border-radius:6px;background:linear-gradient(90deg,var(--accent),var(--accent-3))}

/* ---- サブタブ（支出設定など） ---- */
.subtabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px;border-bottom:1px solid var(--panel-border);padding-bottom:9px}
.subtab{display:inline-flex;align-items:center;gap:7px;padding:9px 15px;border-radius:11px;font-size:13.5px;font-weight:600;color:var(--ink-dim);border:1px solid transparent;transition:.15s}
.subtab i{width:16px;height:16px}
.subtab:hover{color:var(--ink);background:rgba(56,189,248,.07)}
.subtab.active{color:#fff;background:linear-gradient(90deg,rgba(34,211,238,.2),rgba(34,211,238,.04));border-color:var(--panel-border)}

/* ---- 言語トグル ---- */
.lang-toggle{display:inline-flex;border:1px solid var(--panel-border);border-radius:9px;overflow:hidden;background:var(--panel)}
.lang-toggle a{padding:6px 11px;font-size:12px;font-weight:700;color:var(--ink-dim);letter-spacing:.5px;transition:.15s}
.lang-toggle a:hover{color:var(--ink)}
.lang-toggle a.on{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#06131c}

/* ---- モーダル ---- */
.modal{
  position:fixed;inset:0;z-index:60;display:none;place-items:center;padding:20px;
  background:rgba(2,6,16,.66);backdrop-filter:blur(4px);overflow-y:auto;
}
.modal.show{display:grid}
.modal-card{
  width:100%;max-width:560px;background:var(--panel-solid);border:1px solid var(--panel-border);
  border-radius:16px;box-shadow:var(--shadow);padding:16px 18px;animation:pop .16s ease;
}
@keyframes pop{from{transform:translateY(8px) scale(.98);opacity:0}to{transform:none;opacity:1}}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.modal-head h3{font-size:17px}
.modal-head button{background:none;border:none;color:var(--ink-dim);cursor:pointer}
.modal-head button i{width:20px;height:20px}

/* ---- モバイル ---- */
.sidebar-overlay{display:none}
@media (max-width:920px){
  :root{--sidebar-w:0px}
  .sidebar{transform:translateX(-100%);transition:transform .25s ease;width:264px;box-shadow:var(--shadow)}
  body.sidebar-open .sidebar{transform:translateX(0)}
  .main{margin-left:0}
  .hamburger{display:flex}
  .sidebar-overlay{position:fixed;inset:0;background:rgba(2,6,16,.6);z-index:35;backdrop-filter:blur(2px)}
  body.sidebar-open .sidebar-overlay{display:block}
  .grid-2{grid-template-columns:1fr}
  .content{padding:16px}
  .clock{display:none}
  .user-name{display:none}
}
@media (max-width:520px){
  .stat-value{font-size:24px}
  .auth-card{padding:24px 20px}
}