:root {
  --bg: #0d0d0f;
  --bg2: #131316;
  --bg3: #1a1a1f;
  --bg4: #222228;
  --border: #2a2a33;
  --border2: #35353f;
  --text: #e8e8f0;
  --text2: #9090a8;
  --text3: #55556a;
  --accent: #3ec97a;
  --accent2: #2da863;
  --red: #f25757;
  --yellow: #f5c842;
  --blue: #7c6af7;
  --font-mono: 'JetBrains Mono', monospace;
  --font-display: 'Syne', sans-serif;
  --font-numeric: 'Inter', sans-serif;
  --radius: 8px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--text); font-family: var(--font-mono); font-size: 13px; min-height: 100vh; }

/* ── LOGIN ── */
.login-screen { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: radial-gradient(ellipse at 30% 40%, #0d2818 0%, var(--bg) 60%); }
.login-box { background: var(--bg2); border: 1px solid var(--border); border-radius: 12px; padding: 48px 40px; width: 360px; display: flex; flex-direction: column; gap: 16px; align-items: center; }
.login-logo { font-family: var(--font-display); font-size: 28px; font-weight: 800; background: linear-gradient(135deg, var(--accent), #6ee7a0); -webkit-background-clip: text; -webkit-text-fill-color: transparent; letter-spacing: -1px; }
.login-title { font-family: var(--font-display); font-size: 22px; font-weight: 600; }
.login-sub { color: var(--text3); font-size: 11px; letter-spacing: 2px; text-transform: uppercase; margin-top: -8px; }
.field-group { display: flex; flex-direction: column; gap: 10px; width: 100%; }

/* ── FIELDS ── */
.field { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); color: var(--text); font-family: var(--font-mono); font-size: 13px; padding: 10px 14px; width: 100%; outline: none; transition: border-color .15s; }
.field:focus { border-color: var(--accent); }
.field::placeholder { color: var(--text3); }
textarea.field { resize: vertical; min-height: 180px; }
select.field { cursor: pointer; }

/* ── BUTTONS ── */
.btn-primary { background: var(--accent); border: none; border-radius: var(--radius); color: #fff; cursor: pointer; font-family: var(--font-mono); font-size: 13px; padding: 10px 20px; transition: background .15s, transform .1s; white-space: nowrap; }
.btn-primary:hover { background: var(--accent2); }
.btn-primary:active { transform: scale(.98); }
.btn-secondary { background: transparent; border: 1px solid var(--border2); border-radius: var(--radius); color: var(--text2); cursor: pointer; font-family: var(--font-mono); font-size: 13px; padding: 10px 20px; transition: border-color .15s, color .15s; white-space: nowrap; }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-icon { background: transparent; border: none; color: var(--text3); cursor: pointer; font-size: 14px; padding: 4px 8px; border-radius: 4px; transition: color .15s, background .15s; }
.btn-icon:hover { color: var(--text); background: var(--bg4); }
.btn-icon.danger:hover { color: var(--red); }

/* ── LAYOUT ── */
.app { display: flex; min-height: 100vh; }
.hidden { display: none !important; }

/* ── SIDEBAR ── */
.sidebar { width: 180px; flex-shrink: 0; background: var(--bg2); border-right: 1px solid var(--border); display: flex; flex-direction: column; padding: 24px 12px; position: sticky; top: 0; height: 100vh; }
.sidebar-logo { font-family: var(--font-display); font-weight: 800; font-size: 20px; background: linear-gradient(135deg, var(--accent), #6ee7a0); -webkit-background-clip: text; -webkit-text-fill-color: transparent; padding: 0 8px; margin-bottom: 28px; }
.sidebar-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav-btn { background: transparent; border: none; color: var(--text2); cursor: pointer; font-family: var(--font-mono); font-size: 12px; padding: 9px 12px; border-radius: var(--radius); text-align: left; transition: background .15s, color .15s; }
.nav-btn:hover { background: var(--bg3); color: var(--text); }
.nav-btn.active { background: var(--bg4); color: var(--accent); }
.nav-logout { background: transparent; border: 1px solid var(--border); border-radius: var(--radius); color: var(--text3); cursor: pointer; font-family: var(--font-mono); font-size: 11px; padding: 8px 12px; text-align: center; transition: border-color .15s, color .15s; }
.nav-logout:hover { border-color: var(--red); color: var(--red); }
.sidebar-apikey { margin-bottom: 12px; padding: 10px 12px; background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); }
.apikey-label { font-size: 9px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--text3); margin-bottom: 5px; }
.apikey-row { display: flex; align-items: center; gap: 6px; }
.apikey-val { font-family: var(--font-mono); font-size: 10px; color: var(--accent); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.apikey-copy { background: none; border: none; color: var(--text3); cursor: pointer; font-size: 14px; padding: 2px 4px; flex-shrink: 0; transition: color .15s; }
.apikey-copy:hover { color: var(--accent); }

/* ── MAIN ── */
.main-content { flex: 1; overflow: auto; padding: 32px 36px; }
.page { display: none; }
.page.active { display: block; }
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; gap: 16px; }
.page-title { font-family: var(--font-display); font-size: 22px; font-weight: 700; }
.header-actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.search-bar { margin-bottom: 10px; }
.storage-search-bar { display: flex; gap: 10px; }
.storage-search-bar input { flex: 1; }
.storage-sort-select { width: auto; flex-shrink: 0; }
.card-search-wrap { position: relative; margin-bottom: 16px; }
.card-search-results { position: absolute; top: calc(100% + 4px); left: 0; right: 0; background: var(--bg3); border: 1px solid var(--border2); border-radius: var(--radius); z-index: 100; max-height: 340px; overflow-y: auto; box-shadow: 0 8px 24px rgba(0,0,0,.4); }
.csr-item { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 14px; border-bottom: 1px solid var(--border); }
.csr-item:last-child { border-bottom: none; }
.csr-item:hover { background: var(--bg4); }
.csr-main { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.csr-number { font-family: var(--font-mono); font-size: 13px; text-align: left; }
.csr-folder { font-size: 11px; color: var(--text3); }
.csr-meta { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.csr-uses { font-size: 11px; color: var(--text3); white-space: nowrap; }
.csr-loading, .csr-empty { padding: 14px 16px; color: var(--text3); font-size: 13px; }

/* ── FOLDER CARDS ── */
.folders-list { display: flex; flex-direction: column; gap: 10px; }
.folder-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); overflow: clip; transition: border-color .15s; }
.folder-card:hover { border-color: var(--border2); }
.folder-header { display: flex; align-items: center; padding: 14px 18px; gap: 14px; cursor: pointer; user-select: none; transition: background .12s; }
.folder-header:hover { background: var(--bg3); }
.folder-icon { font-size: 16px; color: var(--accent); flex-shrink: 0; width: 22px; text-align: center; transition: transform .15s; }
.folder-card.open .folder-icon { transform: rotate(90deg); }
.folder-name { font-family: var(--font-mono); font-size: 13px; color: var(--text); flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.folder-meta { font-size: 11px; color: var(--text3); white-space: nowrap; flex-shrink: 0; }
.folder-badge { background: var(--bg4); border-radius: 99px; color: var(--accent); font-size: 11px; font-weight: 700; min-width: 22px; height: 22px; display: inline-flex; align-items: center; justify-content: center; padding: 0 7px; flex-shrink: 0; }
.folder-recharge { font-size: 11px; color: var(--yellow); background: rgba(245,200,66,.1); border-radius: 99px; padding: 2px 8px; flex-shrink: 0; white-space: nowrap; }
.folder-actions { display: flex; gap: 2px; flex-shrink: 0; }
.drag-handle { cursor: grab; color: var(--text3); font-size: 16px; flex-shrink: 0; padding: 0 2px; line-height: 1; user-select: none; transition: color .12s; }
.drag-handle:hover { color: var(--text2); }
.drag-handle:active { cursor: grabbing; }
.folders-list--searching .drag-handle { display: none; }
.folder-card-ghost { opacity: .4; }
.folder-body { display: none; border-top: 1px solid var(--border); }
.folder-card.open .folder-body { display: block; }
.folder-body-toolbar { display: flex; align-items: center; justify-content: space-between; padding: 10px 18px; gap: 10px; border-bottom: 1px solid var(--border); background: var(--bg3); flex-wrap: wrap; }
.folder-body-toolbar-actions { display: flex; gap: 8px; }
.folder-search { flex: 1; max-width: 280px; }
.folders-empty { text-align: center; color: var(--text3); padding: 60px 20px; font-size: 13px; }
.folders-empty span { font-size: 32px; display: block; margin-bottom: 12px; }

/* ── TABLE ── */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
.data-table { width: 100%; border-collapse: collapse; }
.data-table thead { background: var(--bg3); }
.data-table th { padding: 11px 14px; text-align: left; color: var(--text3); font-size: 11px; letter-spacing: 1px; text-transform: uppercase; font-weight: 500; border-bottom: 1px solid var(--border); white-space: nowrap; }
.data-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); color: var(--text2); font-size: 12px; vertical-align: middle; white-space: nowrap; }
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover td { background: var(--bg3); color: var(--text); }
.td-actions { display: flex; gap: 4px; }
.empty-row td { text-align: center; color: var(--text3); padding: 32px; }
.copy-value { appearance: none; background: transparent; border: none; color: inherit; cursor: copy; font: inherit; overflow: hidden; padding: 0; text-align: left; text-overflow: ellipsis; white-space: nowrap; max-width: 200px; }
.copy-value:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

/* ── SLOTS INDICATOR ── */
.slots-bar { display: inline-flex; gap: 3px; align-items: center; }
.slot-dot { width: 8px; height: 8px; border-radius: 50%; }
.slot-dot.used { background: var(--red); }
.slot-dot.free { background: var(--accent); }
.slot-dot.empty { background: var(--bg4); border: 1px solid var(--border2); }

/* ── BANK GROUP HEADER ── */
.bank-group-header { padding: 8px 14px; background: var(--bg4); border-bottom: 1px solid var(--border); color: var(--text2); font-size: 11px; letter-spacing: 1px; text-transform: uppercase; display: flex; align-items: center; gap: 8px; }

/* ── STATS ── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min-content, 1fr)); gap: 14px; margin-bottom: 28px; }
.stat-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 18px; display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.stat-val { font-family: var(--font-numeric); font-size: clamp(18px, 2.2vw, 28px); font-weight: 700; color: var(--accent); line-height: 1.15; white-space: nowrap; font-variant-numeric: tabular-nums lining-nums; }
.stat-lbl { font-size: 11px; color: var(--text3); text-transform: uppercase; letter-spacing: 1px; }
.charts-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; margin-bottom: 28px; }
.chart-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.chart-title { font-size: 12px; color: var(--text2); margin-bottom: 16px; letter-spacing: 1px; text-transform: uppercase; }

/* ── BANK TABLE (stats) ── */
.banks-table-wrap { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.banks-table-title { padding: 14px 18px; font-size: 12px; color: var(--text2); letter-spacing: 1px; text-transform: uppercase; border-bottom: 1px solid var(--border); }

/* ── SALES ── */
.sales-summary-bar { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.summary-chip { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 18px; display: flex; flex-direction: column; gap: 4px; }
.summary-chip-val { font-family: var(--font-numeric); font-size: 18px; font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums lining-nums; }
.summary-chip-lbl { font-size: 10px; color: var(--text3); text-transform: uppercase; letter-spacing: 1px; }
.month-section { margin-bottom: 28px; }
.month-header { font-family: var(--font-display); font-size: 15px; font-weight: 600; color: var(--text2); margin-bottom: 10px; padding: 10px 0 10px 4px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.month-totals { font-size: 11px; color: var(--text3); display: flex; gap: 16px; }
.month-total-item { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; }
.month-total-val { font-weight: 600; color: var(--text2); font-size: 12px; }

/* ── MODALS ── */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.7); backdrop-filter: blur(4px); display: flex; align-items: center; justify-content: center; z-index: 999; }
.modal { background: var(--bg2); border: 1px solid var(--border2); border-radius: 12px; width: 440px; max-width: 95vw; max-height: 90vh; display: flex; flex-direction: column; overflow: hidden; }
.modal-wide { width: 620px; }
.modal-xl { width: 860px; }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; border-bottom: 1px solid var(--border); flex-shrink: 0; }
.modal-header h3 { font-family: var(--font-display); font-size: 16px; font-weight: 600; }
.modal-close { background: none; border: none; color: var(--text3); cursor: pointer; font-size: 16px; padding: 4px; transition: color .15s; }
.modal-close:hover { color: var(--red); }
.modal-body { padding: 20px 22px; overflow-y: auto; display: flex; flex-direction: column; gap: 14px; flex: 1; }
.modal-footer { padding: 16px 22px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; flex-shrink: 0; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row label { font-size: 11px; color: var(--text2); letter-spacing: .5px; }
.hint { color: var(--text3); font-size: 10px; }

/* ── BULK ── */
.bulk-hint { font-size: 11px; color: var(--text3); line-height: 1.6; }
.bulk-hint code { color: var(--accent); background: var(--bg3); padding: 1px 5px; border-radius: 3px; }
.bulk-result { margin-top: 10px; padding: 12px; background: var(--bg3); border-radius: var(--radius); font-size: 12px; line-height: 1.6; }

/* ── BADGES ── */
.badge { display: inline-block; padding: 2px 8px; border-radius: 99px; font-size: 11px; }
.badge-green { background: rgba(62,201,122,.15); color: var(--accent); }
.badge-red { background: rgba(242,87,87,.15); color: var(--red); }
.badge-gray { background: var(--bg4); color: var(--text3); }
.badge-yellow { background: rgba(245,200,66,.15); color: var(--yellow); }

/* ── SETTINGS ── */
.settings-grid { display: flex; flex-direction: column; gap: 20px; }
.settings-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; display: flex; flex-direction: column; gap: 14px; max-width: 680px; }
.settings-card-title { font-family: var(--font-display); font-size: 15px; font-weight: 600; }
.settings-desc { font-size: 12px; color: var(--text2); line-height: 1.6; }
.settings-desc code { color: var(--accent); background: var(--bg3); padding: 1px 6px; border-radius: 3px; }
.settings-warn { font-size: 11px; color: var(--yellow); line-height: 1.6; }
.settings-pre { background: var(--bg); border: 1px solid var(--border); border-radius: 6px; padding: 16px; font-size: 11px; line-height: 1.8; color: var(--text2); overflow-x: auto; white-space: pre; }
.apikey-display-row { display: flex; gap: 10px; align-items: center; }
.apikey-display-row .field { font-size: 12px; color: var(--accent); }

/* ── MISC ── */
.error-msg { color: var(--red); font-size: 11px; min-height: 16px; }
.toast { position: fixed; bottom: 28px; right: 28px; background: var(--bg3); border: 1px solid var(--border2); border-radius: var(--radius); padding: 12px 18px; font-size: 13px; z-index: 9999; animation: slideUp .2s ease; }
.toast.success { border-color: var(--accent); color: var(--accent); }
.toast.error { border-color: var(--red); color: var(--red); }
@keyframes slideUp { from { transform: translateY(12px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text3); }

/* ── MOBILE TOP BAR & BOTTOM NAV (desktop: hidden) ── */
.mobile-topbar   { display: none; }
.mobile-bottomnav { display: none; }

.modal-header-actions { display: flex; gap: 8px; align-items: center; }

@media (max-width: 768px) {
  /* ── Layout ── */
  .app { flex-direction: column; }
  .sidebar { display: none; }
  .main-content { padding: 14px 14px 80px; overflow: auto; }

  /* ── Mobile top bar ── */
  .mobile-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 200;
    flex-shrink: 0;
  }
  .mobile-logo {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 20px;
    background: linear-gradient(135deg, var(--accent), #6ee7a0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  .mobile-logout-btn {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text3);
    cursor: pointer;
    font-size: 16px;
    padding: 6px 10px;
    transition: border-color .15s, color .15s;
  }
  .mobile-logout-btn:hover { border-color: var(--red); color: var(--red); }

  /* ── Mobile bottom navigation ── */
  .mobile-bottomnav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg2);
    border-top: 1px solid var(--border);
    z-index: 200;
    padding-bottom: env(safe-area-inset-bottom, 0px);
  }
  .mobile-bottomnav .nav-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    padding: 8px 2px 10px;
    border-radius: 0;
    background: transparent;
    text-align: center;
    color: var(--text3);
  }
  .mobile-bottomnav .nav-btn.active { background: transparent; color: var(--accent); }
  .mobile-bottomnav .nav-btn:hover { background: var(--bg3); }
  .mnav-icon { font-size: 20px; line-height: 1; }
  .mnav-lbl { font-size: 10px; line-height: 1; letter-spacing: .3px; }

  /* ── Page header ── */
  .page-header { flex-direction: column; align-items: flex-start; gap: 10px; margin-bottom: 14px; }
  .page-title { font-size: 18px; }
  .header-actions { width: 100%; justify-content: flex-start; flex-wrap: wrap; }
  .header-actions .btn-primary,
  .header-actions .btn-secondary { font-size: 12px; padding: 8px 12px; }

  /* ── Search bars ── */
  .search-bar { margin-bottom: 8px; }
  .storage-search-bar { flex-direction: column; gap: 8px; }
  .storage-sort-select { width: 100%; }

  /* ── Stats ── */
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-val { font-size: clamp(16px, 5vw, 22px); }
  .charts-row { grid-template-columns: 1fr; }

  /* ── Sales ── */
  .sales-summary-bar { gap: 8px; }
  .summary-chip { flex: 1; min-width: calc(50% - 4px); }
  .month-header { flex-direction: column; align-items: flex-start; gap: 6px; }
  .month-totals { gap: 10px; flex-wrap: wrap; }
  .month-total-item { align-items: flex-start; }

  /* ── Folder toolbar ── */
  .folder-body-toolbar { flex-direction: column; align-items: stretch; gap: 8px; }
  .folder-body-toolbar-actions { justify-content: flex-end; }
  .folder-search { max-width: 100%; }

  /* ── Tables ── */
  .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

  /* ── Modals: bottom sheet ── */
  .modal-overlay { align-items: flex-end; }
  .modal,
  .modal-wide,
  .modal-xl {
    width: 100%;
    max-width: 100%;
    border-radius: 16px 16px 0 0;
    max-height: 92vh;
  }
  .modal-header { flex-wrap: wrap; gap: 6px; padding: 14px 16px; }
  .modal-header h3 { font-size: 15px; }
  .modal-body { padding: 14px 16px; }
  .modal-footer { padding: 12px 16px; }
  .modal-header-actions { flex-wrap: wrap; justify-content: flex-end; gap: 6px; }
  .modal-header-actions .btn-secondary,
  .modal-header-actions .btn-primary { font-size: 11px; padding: 7px 10px; }

  /* ── Settings ── */
  .settings-card { max-width: 100%; padding: 16px; }
  .apikey-display-row { flex-direction: column; }
  .apikey-display-row .btn-secondary { width: 100%; }

  /* ── Toast ── */
  .toast { bottom: 80px; right: 12px; left: 12px; text-align: center; }

  /* ── Login ── */
  .login-box { width: 92vw; padding: 32px 20px; }
}