.hidden { display: none !important; }
.tab-pane { padding-bottom: 60px; }
  :root {
    --bg-0: #07040d;
    --bg-1: #0e0820;
    --bg-2: #16102e;
    --panel: rgba(17, 10, 36, 0.92);
    --panel-solid: #110a24;
    --border: #2a1d4a;
    --border-bright: #4a2e7a;
    --magenta: #ff2079;
    --cyan: #00f0ff;
    --violet: #b380ff;
    --yellow: #fff200;
    --green: #36ffb1;
    --red: #ff4a4a;
    --text: #e6e0ff;
    --muted: #6b5e8b;
    --mono: 'JetBrains Mono', 'Consolas', 'Courier New', monospace;
  }
  * { box-sizing: border-box; }
  html, body {
    margin: 0; padding: 0;
    background: var(--bg-0);
    color: var(--text);
    font-family: var(--mono);
    font-size: 13px;
    min-height: 100vh;
    overflow-x: hidden;
  }

  /* matrix rain — fixed full-screen, sits behind everything */
  #rain-canvas {
    position: fixed; inset: 0;
    width: 100vw; height: 100vh;
    z-index: 0;
    opacity: 0.18;
    pointer-events: none;
  }

  /* moody glow overlay above the rain but below the chrome */
  .glow-bg {
    position: fixed; inset: 0; z-index: 1; pointer-events: none;
    background:
      radial-gradient(circle at 15% 10%, rgba(255, 32, 121, 0.12), transparent 50%),
      radial-gradient(circle at 85% 90%, rgba(0, 240, 255, 0.08), transparent 50%);
  }

  /* layout */
  .app {
    position: relative; z-index: 2;
    display: grid;
    grid-template-columns: 220px 1fr;
    grid-template-rows: 60px 1fr;
    grid-template-areas:
      "topbar topbar"
      "nav main";
    min-height: 100vh;
  }
  .topbar {
    grid-area: topbar;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 24px;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(14, 8, 32, 0.88), rgba(7, 4, 13, 0.92));
    backdrop-filter: blur(6px);
  }
  .brand {
    display: flex; flex-direction: column; line-height: 1.1;
  }
  .brand .name {
    color: var(--magenta);
    text-shadow: 0 0 6px var(--magenta), 0 0 18px rgba(255, 32, 121, 0.45);
    letter-spacing: 0.18em; font-weight: 700; font-size: 14px;
  }
  .brand .jp {
    color: var(--cyan);
    text-shadow: 0 0 4px rgba(0, 240, 255, 0.6);
    letter-spacing: 0.32em; font-size: 10px; margin-top: 4px;
  }
  .top-status {
    display: flex; gap: 18px; align-items: center;
  }
  .pill {
    border: 1px solid var(--border-bright);
    padding: 4px 10px; border-radius: 999px;
    font-size: 11px; letter-spacing: 0.12em;
    text-transform: uppercase;
    background: rgba(74, 46, 122, 0.18);
  }
  .pill.green { color: var(--green); border-color: var(--green); box-shadow: 0 0 6px rgba(54, 255, 177, 0.4) inset; }
  .pill.cyan { color: var(--cyan); border-color: var(--cyan); }
  .pill.dot::before {
    content: ''; display: inline-block; width: 6px; height: 6px;
    border-radius: 50%; background: currentColor; margin-right: 6px;
    box-shadow: 0 0 6px currentColor;
    animation: pulse 1.4s ease-in-out infinite;
  }
  @keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }

  /* nav */
  .nav {
    grid-area: nav;
    border-right: 1px solid var(--border);
    background: rgba(14, 8, 32, 0.82);
    backdrop-filter: blur(6px);
    padding: 24px 0;
  }
  .nav-item {
    display: flex; flex-direction: column;
    padding: 14px 24px;
    border-left: 2px solid transparent;
    cursor: pointer;
    transition: background 0.12s;
  }
  .nav-item:hover { background: rgba(255, 32, 121, 0.05); }
  .nav-item.active {
    border-left-color: var(--magenta);
    background: linear-gradient(90deg, rgba(255, 32, 121, 0.10), transparent);
  }
  .nav-item.active .en {
    color: var(--magenta);
    text-shadow: 0 0 8px rgba(255, 32, 121, 0.6);
  }
  .nav-item .en {
    font-size: 12px; letter-spacing: 0.2em; font-weight: 600;
    color: var(--text);
  }
  .nav-item .jp {
    font-size: 9px; letter-spacing: 0.3em; color: var(--muted); margin-top: 4px;
  }

  /* main */
  .main {
    grid-area: main;
    padding: 24px 32px 60px;
    overflow-y: auto;
  }
  .section {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 18px 22px;
    margin-bottom: 18px;
    position: relative;
    backdrop-filter: blur(8px);
  }
  .section::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--magenta), transparent);
    opacity: 0.6;
  }
  .section h2 {
    margin: 0 0 14px; font-size: 12px; letter-spacing: 0.25em;
    color: var(--cyan);
    text-shadow: 0 0 6px rgba(0, 240, 255, 0.4);
    display: flex; align-items: baseline; gap: 12px;
  }
  .section h2 .jp { font-size: 9px; color: var(--muted); letter-spacing: 0.3em; }
  .row { display: flex; gap: 14px; align-items: center; margin-bottom: 10px; }
  .label { font-size: 10px; letter-spacing: 0.18em; color: var(--muted); min-width: 110px; text-transform: uppercase; }
  .input, .select {
    background: var(--bg-0);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 8px 12px;
    font-family: var(--mono);
    font-size: 12px;
    flex: 1;
  }
  .input:focus, .select:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 6px rgba(0, 240, 255, 0.4); }
  /* custom-styled native select */
  .select {
    appearance: none; -webkit-appearance: none; -moz-appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, var(--cyan) 50%),
                      linear-gradient(135deg, var(--cyan) 50%, transparent 50%);
    background-position: calc(100% - 18px) center, calc(100% - 12px) center;
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
    padding-right: 32px;
    cursor: pointer;
  }
  .select option { background: var(--bg-0); color: var(--text); }
  .chip {
    display: inline-block;
    border: 1px solid var(--border-bright);
    color: var(--violet);
    padding: 3px 10px; font-size: 10px;
    letter-spacing: 0.18em;
    border-radius: 2px;
  }

  /* run table */
  table { width: 100%; border-collapse: collapse; font-size: 12px; }
  thead th {
    text-align: left; font-weight: 600;
    font-size: 10px; letter-spacing: 0.2em; color: var(--muted);
    text-transform: uppercase;
    padding: 8px 10px; border-bottom: 1px solid var(--border);
  }
  tbody td {
    padding: 10px; border-bottom: 1px solid rgba(42, 29, 74, 0.5);
    vertical-align: middle;
  }
  tbody tr:hover { background: rgba(255, 32, 121, 0.04); }
  .status-pill {
    display: inline-block;
    padding: 3px 9px; font-size: 10px; letter-spacing: 0.15em;
    border: 1px solid currentColor; border-radius: 2px;
    text-transform: uppercase;
  }
  .status-pill.idle { color: var(--muted); }
  .status-pill.run { color: var(--cyan); box-shadow: 0 0 6px rgba(0, 240, 255, 0.3); animation: pulse 1.2s infinite; }
  .status-pill.ok { color: var(--green); box-shadow: 0 0 6px rgba(54, 255, 177, 0.4); }
  .status-pill.fail { color: var(--red); }
  .status-pill.warn { color: var(--yellow); }

  .progress {
    height: 4px; width: 140px; background: var(--bg-0); border: 1px solid var(--border);
    overflow: hidden; position: relative;
  }
  .progress > .bar {
    height: 100%;
    background: linear-gradient(90deg, var(--magenta), var(--cyan));
    box-shadow: 0 0 6px var(--magenta);
  }
  .log-tail {
    font-size: 10px; color: var(--muted);
    max-width: 320px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  }
  .log-tail .ts { color: var(--violet); }
  .log-tail .ok { color: var(--green); }
  .log-tail .warn { color: var(--yellow); }

  /* big button */
  .execute {
    display: inline-block; padding: 12px 28px;
    background: transparent;
    border: 1px solid var(--magenta);
    color: var(--magenta);
    font-family: var(--mono); font-size: 12px;
    letter-spacing: 0.3em; font-weight: 700;
    cursor: pointer;
    text-shadow: 0 0 4px rgba(255, 32, 121, 0.7);
    box-shadow: 0 0 12px rgba(255, 32, 121, 0.4), inset 0 0 12px rgba(255, 32, 121, 0.1);
  }
  .execute.stop { color: var(--red); border-color: var(--red); text-shadow: 0 0 4px rgba(255, 74, 74, 0.7); box-shadow: 0 0 12px rgba(255, 74, 74, 0.4); }

  /* event card */
  .target-grid {
    display: grid; grid-template-columns: 1fr auto; gap: 20px;
  }
  .target-meta {
    border-left: 1px solid var(--border);
    padding-left: 20px;
    display: flex; flex-direction: column; gap: 10px;
    font-size: 11px;
  }
  .target-meta .k { color: var(--muted); letter-spacing: 0.15em; font-size: 9px; text-transform: uppercase; }
  .target-meta .v { color: var(--cyan); text-shadow: 0 0 4px rgba(0,240,255,0.3); }

  .grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
  .grid3 .field { display: flex; flex-direction: column; gap: 6px; }

  /* live runs header strip */
  .run-strip {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 16px;
    padding: 0 4px;
  }
  .run-meta { display: flex; gap: 28px; }
  .run-meta .stat { font-size: 11px; letter-spacing: 0.1em; color: var(--muted); }
  .run-meta .stat b { color: var(--magenta); font-size: 18px; margin-right: 6px; text-shadow: 0 0 6px rgba(255,32,121,0.5); }
  .run-meta .stat.ok b { color: var(--green); text-shadow: 0 0 6px rgba(54,255,177,0.5); }
  .run-meta .stat.fail b { color: var(--red); }