:root {
    --bg: #0B0E14; --surface: #12151C; --surface-2: #171B23;
    --ink: #F2F3F5; --ink-soft: #9AA0AC; --border: rgba(255,255,255,.10);
    --field: #F4F8F4; --field-line: #C7D2C9; --los-color: #2C5FA8;
    --accent: #FF5A1F; --accent-text: #FF5A1F; --accent-ink: #0B0E14; --danger: #FF6B6B; --focus: #FF5A1F;
  }
  :root[data-theme="light"] {
    --bg: #F3F4F6; --surface: #FFFFFF; --surface-2: #F1F2F4;
    --ink: #12151C; --ink-soft: #5B616B; --border: #E2E4E8;
    --field: #F4F8F4; --field-line: #C7D2C9; --los-color: #2C5FA8;
    --accent: #FF5A1F; --accent-text: #C24518; --accent-ink: #12151C; --danger: #C4453B;
  }
  @media (prefers-color-scheme: light) {
    :root:not([data-theme="dark"]) {
      --bg: #F3F4F6; --surface: #FFFFFF; --surface-2: #F1F2F4;
      --ink: #12151C; --ink-soft: #5B616B; --border: #E2E4E8;
      --field: #F4F8F4; --field-line: #C7D2C9; --los-color: #2C5FA8;
      --accent: #FF5A1F; --accent-text: #C24518; --accent-ink: #12151C; --danger: #C4453B;
    }
  }

  * { box-sizing: border-box; }
  html, body {
    margin: 0; padding: 0; background: var(--bg); color: var(--ink);
    font-family: 'Barlow Condensed', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    min-height: 100%;
  }
  .app-nav {
    display: flex; align-items: center; gap: .1rem; padding: 0 1.1rem; min-height: 3.2rem; flex-wrap: wrap;
    background: var(--surface); font-size: .85rem; border-bottom: 1px solid var(--border);
  }
  .app-nav a { color: var(--ink); text-decoration: none; opacity: .65; padding: 0 .85rem; height: 3.2rem; display: flex; align-items: center; text-transform: uppercase; font-weight: 600; letter-spacing: .04em; font-size: .78rem; border-bottom: 3px solid transparent; }
  .app-nav a.current { opacity: 1; background: none; color: var(--accent-text); border-bottom-color: var(--accent); }
  .new-badge { display:inline-block; background:var(--accent); color:var(--accent-ink); font-size:.6rem; font-weight:700; padding:.12rem .4rem; margin-left:.4rem; text-transform:uppercase; letter-spacing:.02em; vertical-align:middle; }
  .app-nav a:hover { opacity: 1; }
  .nav-dropdown { position: relative; display: inline-block; }
  .nav-dropdown-toggle { font-family: inherit; background: none; border: none; color: var(--ink); opacity: .65; padding: 0 .85rem; height: 3.2rem; text-transform: uppercase; font-weight: 600; letter-spacing: .04em; font-size: .78rem; border-bottom: 3px solid transparent; cursor: pointer; }
  .nav-dropdown-toggle:hover { opacity: 1; }
  .nav-dropdown-toggle.current, .nav-dropdown.open .nav-dropdown-toggle { opacity: 1; color: var(--accent-text); border-bottom-color: var(--accent); }
  .nav-dropdown-menu { display: none; position: absolute; top: 100%; left: 0; background: var(--surface); border: 1px solid var(--border); min-width: 170px; box-shadow: 0 10px 24px rgba(0,0,0,.35); z-index: 60; padding: .35rem; margin-top: 0; flex-direction: column; gap: .1rem; }
  .nav-dropdown.open .nav-dropdown-menu { display: flex; }
  .nav-dropdown-menu a { color: var(--ink); text-decoration: none; opacity: .85; padding: .5rem .7rem; height: auto; border-bottom: none; text-transform: none; font-weight: 500; letter-spacing: 0; font-size: .85rem; white-space: nowrap; }
  .nav-dropdown-menu a:hover { opacity: 1; background: var(--surface-2); }
  .nav-dropdown-menu a.current { opacity: 1; background: var(--surface-2); font-weight: 600; border-bottom: none; }
  .theme-toggle-btn { background: transparent; color: var(--ink); border: 1px solid var(--border); padding: .3rem .7rem; border-radius: 0; font-size: .72rem; cursor: pointer; font-family: inherit; text-transform: uppercase; letter-spacing: .03em; }
  .global-search-input { margin-left: auto; background: var(--surface-2); border: 1px solid var(--border); color: var(--ink); padding: .35rem .7rem; border-radius: 0; font-size: .78rem; width: 9rem; font-family: inherit; }
  .global-search-input::placeholder { color: var(--ink-soft); }
  .global-search-input:focus { outline: none; border-color: var(--accent); }
  .theme-toggle-btn:hover { border-color: var(--accent); color: var(--accent-text); }
  #helpBtn + #themeToggleBtn { margin-left: .35rem; }
  .update-banner { position: fixed; left: 0; right: 0; bottom: 0; z-index: 300; background: var(--surface); color: var(--ink); padding: .7rem 1rem; display: flex; align-items: center; justify-content: center; gap: .9rem; font-size: .85rem; box-shadow: 0 -4px 14px rgba(0,0,0,.4); border-top: 1px solid var(--border); }
  .update-banner button { background: var(--accent); color: var(--accent-ink); border: none; padding: .35rem .8rem; border-radius: 0; font-family: inherit; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; cursor: pointer; font-size: .8rem; }

  .help-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 90; align-items: center; justify-content: center; padding: 1rem; }
  .help-overlay.open { display: flex; }
  .help-panel { background: var(--surface); border: 1px solid var(--border); border-radius: 0; padding: 1.2rem 1.3rem; max-width: 480px; width: 100%; max-height: 82vh; overflow-y: auto; box-shadow: 0 12px 32px rgba(0,0,0,.5); }
  .help-panel h2 { font-family: 'Anton', sans-serif; font-weight: 400; text-transform: uppercase; letter-spacing: .02em; font-size: 1.15rem; margin: 0 0 .8rem; display: flex; align-items: center; justify-content: space-between; color: var(--ink); }
  .help-panel h3 { font-family: 'Barlow Condensed', sans-serif; font-weight: 700; font-size: .8rem; color: var(--accent-text); margin: 1rem 0 .4rem; text-transform: uppercase; letter-spacing: .05em; }
  .help-panel h3:first-of-type { margin-top: 0; }
  .help-panel ul { margin: 0; padding-left: 1.1rem; font-size: .85rem; line-height: 1.65; color: var(--ink); }
  .help-panel kbd { background: var(--surface-2); border: 1px solid var(--border); border-radius: 3px; padding: .05rem .4rem; font-family: inherit; font-size: .8rem; }
  .help-panel .close-x { background: none; border: none; font-size: 1.1rem; cursor: pointer; color: var(--ink); line-height: 1; }

  .app { max-width: 620px; margin: 0 auto; padding: 1rem 1rem 3rem; }
  header.top {
    display: flex; flex-wrap: wrap; align-items: baseline; gap: .6rem;
    margin-bottom: .75rem; border-bottom: 1px solid var(--border); padding-bottom: .75rem;
  }
  header.top h1 {
    font-family: 'Anton', sans-serif; font-weight: 400; text-transform: uppercase;
    font-size: 1.5rem; letter-spacing: .01em; margin: 0; flex: 0 0 auto;
  }
  header.top .subtitle { color: var(--ink-soft); font-size: .8rem; flex: 1 1 100%; order: 3; }
  .name-field { display: flex; align-items: center; gap: .4rem; margin-left: auto; }
  .name-field label { font-size: .78rem; color: var(--ink-soft); }
  .name-field input {
    font-family: 'Barlow Condensed', sans-serif; font-size: .95rem; font-weight: 600;
    border: none; border-bottom: 2px solid var(--border); background: transparent;
    color: var(--ink); padding: .2rem .1rem; min-width: 8rem;
  }
  .name-field input:focus { outline: none; border-bottom-color: var(--accent); }

  .variant-bar {
    display: flex; flex-wrap: wrap; gap: .6rem 1rem; align-items: center;
    font-size: .78rem; color: var(--ink-soft); margin-bottom: .6rem;
  }
  .variant-bar .field { display:flex; align-items:center; gap:.4rem; }
  .variant-bar input {
    font-size: .82rem; padding: .3rem .5rem; border: 1px solid var(--border);
    background: var(--surface); color: var(--ink); min-width: 9rem; border-radius: 0;
  }

  .toolbar {
    display: flex; flex-wrap: wrap; gap: .5rem .5rem; align-items: center;
    background: var(--surface); border: 1px solid var(--border);
    padding: .55rem .7rem; margin-bottom: .5rem;
  }
  .toolbar .group {
    display: flex; flex-wrap: wrap; gap: .35rem; align-items: center;
    padding-right: .6rem; border-right: 1px solid var(--border);
  }
  .toolbar .group:last-child { border-right: none; margin-left: auto; }
  select, button, input, textarea { font-family: inherit; }
  select {
    background: var(--surface-2); color: var(--ink); border: 1px solid var(--border);
    padding: .38rem .55rem; font-size: .82rem; border-radius: 0;
  }
  button {
    background: transparent; color: var(--ink); border: 1px solid var(--border);
    padding: .4rem .8rem; font-size: .74rem; cursor: pointer;
    border-radius: 0; font-family: 'Barlow Condensed', sans-serif; font-weight: 600;
    text-transform: uppercase; letter-spacing: .03em;
    transition: border-color .1s ease, color .1s ease, background .1s ease;
  }
  button:hover:not(:disabled) { border-color: var(--accent); color: var(--accent-text); }
  button:active:not(:disabled) { opacity: .85; }
  button:disabled { opacity: .35; cursor: not-allowed; }
  button:focus-visible, select:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--focus); outline-offset: 1px;
  }
  button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
  button.primary:hover:not(:disabled) { filter: brightness(1.08); color: var(--accent-ink); border-color: var(--accent); }
  button.danger { background: transparent; color: var(--danger); border-color: var(--danger); }
  button.danger:hover:not(:disabled) { background: var(--danger); color: var(--bg); }

  .hint { font-size: .78rem; color: var(--ink-soft); min-height: 1.1rem; margin-bottom: .5rem; }

  .player-panel {
    display: none; flex-wrap: wrap; align-items: center; gap: .4rem;
    background: var(--surface); border: 1px solid var(--border); border-left: 3px solid var(--accent);
    padding: .5rem .7rem; margin-bottom: .75rem; font-size: .8rem;
  }
  .player-panel.active { display: flex; }
  .player-panel .who { font-family: 'Barlow Condensed', sans-serif; font-weight: 700; }

  .field-wrap { background: var(--surface); border: 1px solid var(--border); padding: .7rem; display: flex; justify-content: center; }
  .zoom-bar { display: flex; align-items: center; justify-content: center; gap: .6rem; margin-bottom: .35rem; }
  .zoom-bar button { padding: .2rem .65rem; font-size: .85rem; line-height: 1; }
  .zoom-bar span { font-size: .74rem; color: var(--ink-soft); min-width: 3rem; text-align: center; font-family: 'Barlow Condensed', sans-serif; }
  .toast-container { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); z-index: 120; display: flex; flex-direction: column; gap: .5rem; align-items: center; pointer-events: none; }
  .toast { background: var(--accent); color: var(--accent-ink); padding: .55rem 1rem; border-radius: 0; font-size: .8rem; font-weight: 600; box-shadow: 0 6px 18px rgba(0,0,0,.4); opacity: 0; transform: translateY(12px); transition: opacity .22s ease, transform .22s ease; max-width: 86vw; text-align: center; }
  .toast.show { opacity: 1; transform: translateY(0); }
  svg#field { width: 100%; max-width: 440px; height: auto; touch-action: none; cursor: default; }
  .field-rect { fill: var(--field); stroke: var(--field-line); stroke-width: 0.6; }
  .los-line { stroke: var(--los-color); stroke-width: 1; }
  .yard-guide { stroke: var(--field-line); stroke-width: .35; stroke-dasharray: 1.2 1.4; opacity: .7; }
  .yard-label { fill: #56635A; font-family: 'Barlow Condensed', sans-serif; font-weight: 600; }

  .landmark-dot { fill: #12271C; stroke: #FFFFFF; stroke-width: .3; cursor: grab; }
  .landmark-label { fill: #FFFFFF; font-family: 'Barlow Condensed', sans-serif; font-weight: 700; pointer-events: none; user-select: none; }

  .player-triangle { stroke: #12271C; stroke-width: 0.35; cursor: grab; }
  .player-triangle:active { cursor: grabbing; }
  .player-label { font-family: 'Barlow Condensed', sans-serif; font-weight: 700; pointer-events: none; user-select: none; fill: #F7F4EC; }
  .arrow-line { fill: none; stroke-width: 0.7; }
  .man-line { fill: none; stroke-width: 0.65; stroke-dasharray: 2 1.4; }
  .man-dot { stroke-width: .35; }
  .zone-fill { fill-opacity: .32; stroke-width: .45; stroke-opacity: .95; }
  .zone-fill.preview { fill-opacity: .2; stroke-dasharray: 1.5 1; }
  .zone-fill.zone-movable { cursor: move; }
  .handle { fill: var(--accent); stroke: #12271C; stroke-width: .3; cursor: pointer; }
  .handle-point { fill: #FFFFFF; stroke: #12271C; stroke-width: .35; cursor: move; }
  .zone-corner { fill: #FFFFFF; stroke: #12271C; stroke-width: .35; cursor: nwse-resize; }
  .selected-ring { fill: none; stroke: var(--accent); stroke-width: .6; stroke-dasharray: 1.2 1; }

  .legend { display: flex; flex-wrap: wrap; gap: .7rem; font-size: .72rem; color: var(--ink-soft); margin-top: .6rem; justify-content: center; align-items: center; }
  .legend span { display: inline-flex; align-items: center; gap: .3rem; }
  .tri-swatch { width: 0; height: 0; border-left: .4rem solid transparent; border-right: .4rem solid transparent; border-bottom: .65rem solid; display: inline-block; }
  .line-swatch { display: inline-block; width: 1.1rem; height: 0; border-top: 2px solid var(--ink-soft); vertical-align: middle; }
  .line-swatch.dashed { border-top-style: dashed; }
  .zone-swatch { width: .8rem; height: .65rem; display: inline-block; border: 1px solid var(--ink-soft); background: var(--ink-soft); opacity: .5; }

  details.json-panel { margin-top: 1rem; background: var(--surface); border: 1px solid var(--border); }
  details.json-panel summary { cursor: pointer; padding: .55rem .7rem; font-size: .82rem; color: var(--ink-soft); user-select: none; }
  details.json-panel[open] summary { border-bottom: 1px solid var(--border); }
  details.json-panel pre {
    margin: 0; padding: .7rem; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: .7rem; line-height: 1.4; overflow-x: auto; max-height: 300px; overflow-y: auto;
    background: var(--surface-2); color: var(--ink);
  }

  .notes-wrap { margin-top: .75rem; }
  .notes-wrap label { display: block; font-size: .78rem; color: var(--ink-soft); margin-bottom: .3rem; }
  #micNotesBtn { display: inline-block; margin-left: .4rem; padding: .05rem .4rem; font-size: .85rem; border-radius: 0; vertical-align: middle; box-shadow: none; }
  #micNotesBtn.recording { background: var(--danger); color: var(--bg); border-color: var(--danger); }
  .notes-wrap textarea {
    width: 100%; min-height: 3.3rem; font-size: .84rem; padding: .5rem;
    border: 1px solid var(--border); background: var(--surface); color: var(--ink); resize: vertical; border-radius: 0;
  }

  .library-overlay {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,.6);
    z-index: 50; align-items: flex-start; justify-content: center; padding: 3vh 1rem; overflow-y: auto;
  }
  .library-overlay.open { display: flex; }
  #historyOverlay { z-index: 55; }
  .library-panel {
    background: var(--surface); border: 1px solid var(--border); border-radius: 0; max-width: 660px; width: 100%;
    padding: 1rem 1.1rem 1.2rem; margin-top: 1vh;
  }
  .library-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: .6rem; }
  .library-header h2 { font-family: 'Anton', sans-serif; font-weight: 400; text-transform: uppercase; font-size: 1.1rem; margin: 0; }
  .library-panel h3 { font-family: 'Barlow Condensed', sans-serif; font-weight: 700; font-size: .8rem; margin: .9rem 0 .4rem; color: var(--accent-text); text-transform: uppercase; letter-spacing: .04em; }
  .save-row { display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; }
  .save-row .save-name { font-weight: 600; font-family: 'Barlow Condensed', sans-serif; flex: 1 1 100%; }
  .save-row select, .save-row input[type="text"] { flex: 1 1 auto; min-width: 8rem; }
  .browse-controls { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .5rem; }
  .browse-controls input { flex: 1 1 auto; min-width: 10rem; padding: .38rem .55rem; border: 1px solid var(--border); background: var(--surface-2); color: var(--ink); font-size: .82rem; border-radius: 0; }
  .library-list { display: flex; flex-direction: column; gap: .4rem; max-height: 40vh; overflow-y: auto; }
  .library-item { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem; padding: .5rem .6rem; background: var(--surface-2); border: 1px solid var(--border); border-radius: 0; font-size: .82rem; }
  .library-item input[type="checkbox"] { width: 1.05rem; height: 1.05rem; flex: 0 0 auto; accent-color: var(--accent); cursor: pointer; }
  .library-item-main { display: flex; flex-direction: column; gap: .1rem; min-width: 8rem; flex: 1 1 auto; }
  .library-item-thumb { width: 3.4rem; height: 2.55rem; flex: 0 0 auto; background: var(--field); border: 1px solid var(--border); border-radius: 0; overflow: hidden; }
  .library-item-thumb svg { width: 100%; height: 100%; display: block; }
  .library-item-main strong { font-family: 'Barlow Condensed', sans-serif; font-weight: 700; }
  .library-item-meta { font-size: .72rem; color: var(--ink-soft); }
  .library-item-actions { display: flex; flex-wrap: wrap; gap: .3rem; flex: 1 1 auto; justify-content: flex-end; }
  .library-item-actions button { font-size: .66rem; padding: .3rem .5rem; }
  .library-empty { font-size: .8rem; color: var(--ink-soft); text-align: center; padding: 1rem 0; }
  .formation-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: .6rem; max-height: 60vh; overflow-y: auto; }
  .formation-card { background: var(--surface-2); border: 1px solid var(--border); border-radius: 0; padding: .5rem; cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: .3rem; }
  .formation-card:hover { border-color: var(--accent); }
  .formation-card.current { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
  .formation-card svg { width: 100%; height: auto; display: block; background: var(--field); }
  .formation-card span { font-size: .72rem; font-weight: 600; text-align: center; font-family: 'Barlow Condensed', sans-serif; }

  .mini-dialog-overlay {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,.6);
    z-index: 80; align-items: center; justify-content: center; padding: 1rem;
  }
  .mini-dialog-overlay.open { display: flex; }
  .mini-dialog { background: var(--surface); border: 1px solid var(--border); border-radius: 0; padding: 1.1rem; max-width: 340px; width: 100%; box-shadow: 0 10px 28px rgba(0,0,0,.5); }
  .mini-dialog p { margin: 0 0 .7rem; font-size: .88rem; color: var(--ink); line-height: 1.4; }
  .mini-dialog input { width: 100%; padding: .45rem .6rem; border: 1px solid var(--border); background: var(--surface-2); color: var(--ink); font-size: .85rem; margin-bottom: .8rem; border-radius: 0; }
  .mini-dialog-actions { display: flex; justify-content: flex-end; gap: .5rem; }

  footer.note { margin-top: 1.5rem; font-size: .72rem; color: var(--ink-soft); text-align: center; line-height: 1.5; }

  @media (max-width: 560px) {
    header.top { flex-direction: column; align-items: stretch; }
    .name-field { margin-left: 0; }
    .toolbar .group { border-right: none; padding-right: 0; }
    .toolbar .group:last-child { margin-left: 0; }
  }