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

    :root {
      --bg:        #060d14;
      --surface:   #0b1420;
      --border:    rgba(0,200,150,0.12);
      --border-hi: rgba(0,200,150,0.28);
      --fg:        #e0ecf5;
      --muted:     rgba(224,236,245,0.45);
      --accent:    #00c896;
      --accent-lo: rgba(0,200,150,0.07);
      --danger:    #ff5c5c;
      --warn:      #ffb300;
    }

    html, body { height: 100%; background: var(--bg); color: var(--fg);
      font-family: 'DM Sans', sans-serif; font-size: 14px; overflow: hidden; }

    /* ── Login ── */
    #login-screen {
      position: fixed; inset: 0; display: flex; flex-direction: column;
      align-items: center; justify-content: center; gap: 1.5rem;
      background: var(--bg); z-index: 9999;
    }
    .brand {
      font-family: 'Bebas Neue', sans-serif;
      font-size: clamp(2.5rem, 8vw, 4.5rem);
      letter-spacing: 0.06em; color: var(--accent);
    }
    .brand-sub { color: var(--muted); font-size: 0.78rem; letter-spacing: 0.18em; text-transform: uppercase; }
    .login-box {
      background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
      padding: 2rem 2.5rem; display: flex; flex-direction: column;
      align-items: center; gap: 1.2rem; min-width: 300px;
    }
    #login-error { color: var(--danger); font-size: 0.82rem; display: none; text-align: center; max-width: 260px; }

    /* ── App shell ── */
    #app { display: none; flex-direction: column; height: 100vh; overflow: hidden; }

    /* ── Top bar ── */
    .topbar {
      display: flex; align-items: center; gap: 1rem;
      padding: 0.7rem 1.4rem;
      background: var(--surface); border-bottom: 1px solid var(--border); flex-shrink: 0;
    }
    .topbar .logo {
      font-family: 'Bebas Neue', sans-serif; font-size: 1.35rem;
      letter-spacing: 0.1em; color: var(--accent); flex-shrink: 0;
    }
    .topbar .logo span { color: var(--fg); }

    /* ── Stat pills ── */
    .stats-row { display: flex; gap: 0.5rem; flex: 1; flex-wrap: wrap; }
    .stat-pill {
      background: var(--accent-lo); border: 1px solid var(--border); border-radius: 8px;
      padding: 0.3rem 0.8rem; display: flex; align-items: center; gap: 0.5rem;
    }
    .stat-pill .slabel { color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.67rem; }
    .stat-pill .svalue { font-family: 'JetBrains Mono', monospace; font-size: 0.95rem; color: var(--accent); font-weight: 500; }

    /* ── Refresh / sign-out ── */
    .refresh-info { color: var(--muted); font-size: 0.7rem; white-space: nowrap; }
    .rdot { display: inline-block; width: 6px; height: 6px; border-radius: 50%;
      background: var(--accent); margin-right: 4px; animation: blink 1s step-end infinite; }
    @keyframes blink { 50% { opacity: 0; } }
    .signout-btn {
      background: transparent; border: 1px solid var(--border); border-radius: 6px;
      color: var(--muted); font-family: 'DM Sans', sans-serif; font-size: 0.72rem;
      padding: 0.28rem 0.65rem; cursor: pointer; transition: border-color 0.2s, color 0.2s;
    }
    .signout-btn:hover { border-color: var(--border-hi); color: var(--fg); }

    /* ── Content ── */
    .content { flex: 1; overflow-y: auto; padding: 1.2rem 1.4rem; }
    .section-head {
      font-family: 'Bebas Neue', sans-serif; font-size: 1rem;
      letter-spacing: 0.12em; color: var(--muted); margin-bottom: 0.65rem;
    }

    /* ── Table ── */
    .table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 12px; }
    table { width: 100%; border-collapse: collapse; }
    thead tr { background: var(--surface); border-bottom: 1px solid var(--border); }
    th {
      padding: 0.55rem 1rem; text-align: left; font-size: 0.66rem;
      letter-spacing: 0.15em; text-transform: uppercase; color: var(--muted);
      font-weight: 500; white-space: nowrap;
    }
    tbody tr { border-bottom: 1px solid var(--border); transition: background 0.12s; cursor: pointer; }
    tbody tr:last-child { border-bottom: none; }
    tbody tr:hover { background: var(--accent-lo); }
    tbody tr.expanded { background: rgba(0,200,150,0.05); }
    td { padding: 0.6rem 1rem; font-size: 0.83rem; vertical-align: middle; white-space: nowrap; }

    /* ── Dots & badges ── */
    .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; }
    .dot-green { background: var(--accent); box-shadow: 0 0 5px var(--accent); }
    .dot-grey  { background: rgba(224,236,245,0.18); }
    .val-ok     { color: var(--accent); }
    .val-warn   { color: var(--warn); }
    .val-danger { color: var(--danger); font-weight: 600; }

    .toggle-btn {
      display: inline-flex; align-items: center; gap: 0.3rem;
      background: transparent; border: 1px solid; border-radius: 6px;
      padding: 0.22rem 0.6rem; font-family: 'DM Sans', sans-serif;
      font-size: 0.72rem; cursor: pointer; transition: background 0.2s;
    }
    .toggle-btn.active   { border-color: var(--accent); color: var(--accent); }
    .toggle-btn.inactive { border-color: var(--danger); color: var(--danger); }
    .toggle-btn:hover    { background: var(--accent-lo); }

    .mono { font-family: 'JetBrains Mono', monospace; font-size: 0.76rem; color: var(--muted); }

    /* ── Trade history row ── */
    .trade-row { display: none; }
    .trade-row.open { display: table-row; }
    .trade-inner { background: #050c13; padding: 0.7rem 1rem 1rem; }
    .trade-table { width: 100%; border-collapse: collapse; font-size: 0.76rem; }
    .trade-table th { font-size: 0.63rem; padding: 0.35rem 0.7rem; color: var(--muted); }
    .trade-table td { padding: 0.38rem 0.7rem; border-bottom: 1px solid rgba(0,200,150,0.06); white-space: nowrap; }
    .trade-table tr:last-child td { border-bottom: none; }

    .action-buy    { color: var(--accent); }
    .action-sell   { color: #ff7eb3; }
    .action-close  { color: var(--warn); }
    .action-modify { color: #7eb3ff; }
    .action-other  { color: var(--muted); }

    /* ── Loading / empty ── */
    .loading-row td, .empty-row td {
      text-align: center; padding: 2.2rem; color: var(--muted);
      font-size: 0.83rem; cursor: default;
    }
    .spinner {
      display: inline-block; width: 16px; height: 16px;
      border: 2px solid rgba(0,200,150,0.15); border-top-color: var(--accent);
      border-radius: 50%; animation: spin 0.7s linear infinite;
      vertical-align: middle; margin-right: 7px;
    }
    @keyframes spin { to { transform: rotate(360deg); } }

    /* ── Scrollbar ── */
    ::-webkit-scrollbar { width: 5px; height: 5px; }
    ::-webkit-scrollbar-track { background: transparent; }
    ::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
    ::-webkit-scrollbar-thumb:hover { background: var(--border-hi); }

    /* ── Tabs ── */
    .tab-bar {
      display: flex; gap: 0; border-bottom: 1px solid var(--border);
      background: var(--surface); flex-shrink: 0; padding: 0 1.4rem;
    }
    .tab-btn {
      background: transparent; border: none; border-bottom: 2px solid transparent;
      color: var(--muted); font-family: 'DM Sans', sans-serif; font-size: 0.78rem;
      font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase;
      padding: 0.65rem 1.1rem 0.55rem; cursor: pointer; transition: color 0.15s, border-color 0.15s;
      white-space: nowrap;
    }
    .tab-btn:hover { color: var(--fg); }
    .tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
    .tab-panel { display: none; }
    .tab-panel.active { display: block; }

    /* ── Release Ops panel ── */
    .ops-section { margin-bottom: 2rem; }
    .ops-title {
      font-family: 'Bebas Neue', sans-serif; font-size: 1rem;
      letter-spacing: 0.12em; color: var(--muted); margin-bottom: 0.9rem;
    }
    .ops-card {
      background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
      padding: 1.1rem 1.3rem; margin-bottom: 1rem;
    }
    .ops-card-title {
      font-weight: 600; font-size: 0.82rem; color: var(--fg);
      margin-bottom: 0.6rem; display: flex; align-items: center; gap: 0.5rem;
    }
    .ops-card-title .step-n {
      background: rgba(0,200,150,0.12); color: var(--accent);
      border: 1px solid rgba(0,200,150,0.3); border-radius: 50%;
      width: 22px; height: 22px; display: inline-flex; align-items: center;
      justify-content: center; font-size: 0.72rem; font-weight: 700; flex-shrink: 0;
    }
    .ops-note { font-size: 0.8rem; color: var(--muted); margin-bottom: 0.55rem; line-height: 1.5; }
    .cmd-wrap { position: relative; margin: 0.35rem 0; }
    .cmd-wrap pre {
      font-family: 'JetBrains Mono', monospace; font-size: 0.78rem;
      background: #050c13; border: 1px solid rgba(0,200,150,0.15); border-radius: 6px;
      padding: 0.55rem 2.8rem 0.55rem 0.85rem; color: #8de5c6;
      white-space: pre-wrap; word-break: break-all; line-height: 1.6; margin: 0;
    }
    .cmd-copy {
      position: absolute; top: 5px; right: 5px;
      background: rgba(0,200,150,0.08); border: 1px solid rgba(0,200,150,0.2);
      border-radius: 4px; color: var(--accent); font-family: 'DM Sans', sans-serif;
      font-size: 0.65rem; font-weight: 700; padding: 2px 7px; cursor: pointer;
      letter-spacing: 0.05em; transition: background 0.15s;
    }
    .cmd-copy:hover { background: rgba(0,200,150,0.18); }
    .cmd-copy.ok { color: #fff; background: rgba(0,200,150,0.32); }
    .hash-display {
      font-family: 'JetBrains Mono', monospace; font-size: 0.76rem;
      color: #00e0a8; background: #050c13; border: 1px solid rgba(0,200,150,0.2);
      border-radius: 6px; padding: 0.5rem 0.85rem; word-break: break-all;
      line-height: 1.6; margin: 0.4rem 0; cursor: text; user-select: all;
    }
    .hash-meta { font-size: 0.72rem; color: var(--muted); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.3rem; margin-bottom: 0.2rem; }
    .badge-ver {
      background: rgba(0,200,150,0.1); color: var(--accent);
      border: 1px solid rgba(0,200,150,0.25); border-radius: 3px;
      font-size: 0.68rem; font-weight: 700; padding: 1px 7px;
    }
    .warn-inline {
      background: rgba(255,179,0,0.07); border: 1px solid rgba(255,179,0,0.25);
      border-radius: 6px; padding: 0.55rem 0.85rem; font-size: 0.78rem;
      color: var(--warn); line-height: 1.5; margin: 0.4rem 0;
    }
    .ok-inline {
      background: rgba(0,200,150,0.06); border: 1px solid rgba(0,200,150,0.2);
      border-radius: 6px; padding: 0.55rem 0.85rem; font-size: 0.78rem;
      color: var(--accent); line-height: 1.5; margin: 0.4rem 0;
    }