:root {
    --page-bg: #dee2d3;
    --paper: #eef0e7;
    --paper-raised: #f9faf4;
    --ink: #1c211d;
    --ink-soft: #565d51;
    --ink-faint: #838a7c;
    --navy: #23425f;
    --navy-soft: #3a5a78;
    --gold: #9c6f28;
    --line: #c7cbb9;
    --line-strong: #a3a993;
    --danger: #a13d2e;
    --danger-bg: #f1e2dd;
    --good: #3f6b4a;
    --focus: #3a5a78;
    --radius: 3px;
    --serif: Georgia, 'Times New Roman', 'PT Serif', serif;
    --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    --mono: ui-monospace, 'Cascadia Mono', 'SFMono-Regular', Consolas, monospace;
  }
  @media (prefers-color-scheme: dark) {
    :root {
      --page-bg: #0e120f;
      --paper: #171b17;
      --paper-raised: #1f251f;
      --ink: #e9e7db;
      --ink-soft: #b7bcac;
      --ink-faint: #7c8274;
      --navy: #7fa7cc;
      --navy-soft: #96b8d8;
      --gold: #d8ab55;
      --line: #333a32;
      --line-strong: #4a5245;
      --danger: #e2907c;
      --danger-bg: #2c211d;
      --good: #82c093;
      --focus: #96b8d8;
    }
  }
  :root[data-theme="dark"] {
    --page-bg: #0e120f;
    --paper: #171b17;
    --paper-raised: #1f251f;
    --ink: #e9e7db;
    --ink-soft: #b7bcac;
    --ink-faint: #7c8274;
    --navy: #7fa7cc;
    --navy-soft: #96b8d8;
    --gold: #d8ab55;
    --line: #333a32;
    --line-strong: #4a5245;
    --danger: #e2907c;
    --danger-bg: #2c211d;
    --good: #82c093;
    --focus: #96b8d8;
  }
  :root[data-theme="light"] {
    --page-bg: #dee2d3;
    --paper: #eef0e7;
    --paper-raised: #f9faf4;
    --ink: #1c211d;
    --ink-soft: #565d51;
    --ink-faint: #838a7c;
    --navy: #23425f;
    --navy-soft: #3a5a78;
    --gold: #9c6f28;
    --line: #c7cbb9;
    --line-strong: #a3a993;
    --danger: #a13d2e;
    --danger-bg: #f1e2dd;
    --good: #3f6b4a;
    --focus: #3a5a78;
  }

  * { box-sizing: border-box; }
  html, body {
    margin: 0;
    background: var(--page-bg);
    color: var(--ink);
    font-family: var(--sans);
    font-size: 14px;
    line-height: 1.45;
  }
  body { padding: 28px 16px 60px; }

  .doc {
    position: relative;
    max-width: 1560px;
    margin: 0 auto;
    background: var(--paper);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
  }
  .lang-toggle {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 2;
    font: inherit;
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 0.06em;
    padding: 4px 9px;
    border-radius: var(--radius);
    border: 1px solid var(--line-strong);
    background: var(--paper-raised);
    color: var(--ink-soft);
    cursor: pointer;
  }
  .lang-toggle:hover { border-color: var(--navy); color: var(--navy); }
  .lang-toggle:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }

  .masthead {
    padding: 28px 36px 22px;
    border-bottom: 3px double var(--ink);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 24px;
  }
  .brand-row {
    flex: none;
    display: flex;
    align-items: center;
    gap: 14px;
  }
  .logo-chip {
    flex: none;
    height: 92px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    border-radius: var(--radius);
    transition: opacity .15s;
  }
  .logo-chip:hover, .logo-chip:focus-visible { opacity: 0.8; }
  .logo-chip:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
  .logo-chip svg { height: 60px; width: auto; display: block; }
  .masthead h1 {
    font-family: var(--serif);
    font-size: 26px;
    font-weight: 700;
    margin: 0 0 6px;
    letter-spacing: 0.01em;
    text-wrap: balance;
    color: var(--ink);
  }
  .masthead .comp-name {
    font-size: 13.5px;
    color: var(--ink-soft);
    max-width: 58ch;
  }
  .masthead .comp-dates {
    font-size: 12px;
    color: var(--ink-faint);
    margin-top: 2px;
    font-variant-numeric: tabular-nums;
  }
  .seal {
    flex: none;
    width: 92px;
    height: 92px;
    border-radius: 50%;
    border: 2px solid var(--gold);
    box-shadow: inset 0 0 0 3px var(--paper), inset 0 0 0 4px var(--gold);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-family: var(--serif);
    text-align: center;
    line-height: 1.05;
  }
  .seal .val { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
  .seal .lbl { font-size: 8.5px; letter-spacing: 0.08em; text-transform: uppercase; margin-top: 2px; }

  section.panel {
    padding: 20px 36px;
    border-bottom: 1px solid var(--line);
  }
  section.panel:last-of-type { border-bottom: none; }

  .panel h2 {
    font-family: var(--sans);
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: 0.11em;
    text-transform: uppercase;
    color: var(--navy);
    margin: 0 0 14px;
  }
  .panel .hint {
    font-size: 12px;
    color: var(--ink-faint);
    margin-top: 6px;
  }

  /* --- dropzone --- */
  .dropzone {
    display: block;
    box-sizing: border-box;
    width: 100%;
    border: 1.5px dashed var(--line-strong);
    border-radius: var(--radius);
    padding: 22px;
    text-align: center;
    color: var(--ink-soft);
    font-size: 13px;
    line-height: 1.55;
    cursor: pointer;
    transition: border-color .15s, background .15s;
    background: var(--paper-raised);
  }
  .dropzone:hover, .dropzone.drag { border-color: var(--navy-soft); background: color-mix(in srgb, var(--navy-soft) 8%, var(--paper-raised)); }
  .dropzone input[type=file] { display: none; }
  .dropzone strong { color: var(--navy); font-weight: 600; }

  .paste-html { margin-top: 4px; }
  .paste-html summary { cursor: pointer; font-size: 12.5px; color: var(--navy); user-select: none; }
  .paste-html summary:hover { color: var(--navy-soft); }
  .paste-html textarea {
    width: 100%; box-sizing: border-box; margin-top: 8px; font-family: var(--mono); font-size: 11.5px;
    border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--paper-raised);
    color: var(--ink); padding: 8px; resize: vertical;
  }
  .paste-html textarea:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }

  table.filelog {
    width: 100%;
    border-collapse: collapse;
    margin-top: 14px;
    font-size: 12.5px;
  }
  table.filelog th, table.filelog td {
    text-align: left;
    padding: 5px 8px;
    border-bottom: 1px solid var(--line);
    color: var(--ink-soft);
  }
  table.filelog th { font-weight: 600; color: var(--ink-faint); text-transform: uppercase; font-size: 10.5px; letter-spacing: 0.06em; }

  /* --- params row --- */
  .params-row {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
    align-items: flex-end;
  }
  .field { display: flex; flex-direction: column; gap: 4px; }
  .field label { font-size: 11px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: 0.05em; }
  .field input[type=text], .field input[type=number] {
    font: inherit;
    font-variant-numeric: tabular-nums;
    padding: 6px 8px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    background: var(--paper-raised);
    color: var(--ink);
    width: 110px;
  }
  .field input:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }
  .field .sub { font-size: 11px; color: var(--ink-faint); }
  .auto-tag {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--good);
    border: 1px solid var(--good);
    border-radius: 2px;
    padding: 1px 5px;
    margin-left: 6px;
  }
  .stat-line { display:flex; gap: 28px; flex-wrap: wrap; margin-top: 16px; }
  .stat { font-size: 12.5px; color: var(--ink-soft); }
  .stat b { color: var(--ink); font-variant-numeric: tabular-nums; font-size: 14px; display:block; }

  /* --- task table --- */
  table.tasks { width: 100%; border-collapse: collapse; font-size: 13px; }
  table.tasks th {
    text-align: left; font-weight: 600; font-size: 10.5px; letter-spacing: 0.05em;
    text-transform: uppercase; color: var(--ink-faint); padding: 6px 8px; border-bottom: 1px solid var(--line-strong);
  }
  table.tasks td { padding: 5px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
  table.tasks tr.forecast td { background: color-mix(in srgb, var(--gold) 7%, transparent); }
  table.tasks input[type=number], table.tasks input[type=text] {
    font: inherit; font-variant-numeric: tabular-nums; width: 100%; border: 1px solid transparent;
    background: transparent; color: var(--ink); padding: 3px 4px; border-radius: 2px;
  }
  table.tasks input:hover { border-color: var(--line-strong); }
  table.tasks input:focus-visible { border-color: var(--focus); outline: none; background: var(--paper-raised); }
  table.tasks tr.forecast input[type=number] { background: #ffffff; color: #1c1c1c; border-color: var(--gold); }
  .col-num { width: 90px; }
  .badge-forecast { font-size: 9.5px; text-transform: uppercase; letter-spacing: .05em; color: var(--gold); border: 1px solid var(--gold); border-radius: 2px; padding: 1px 5px; }
  .icon-btn {
    border: 1px solid var(--line-strong); background: var(--paper-raised); color: var(--ink-soft);
    border-radius: 2px; width: 24px; height: 24px; cursor: pointer; font-size: 13px; line-height: 1;
  }
  .icon-btn:hover { border-color: var(--danger); color: var(--danger); }
  .btn {
    font: inherit; font-size: 12.5px; padding: 7px 14px; border-radius: var(--radius);
    border: 1px solid var(--navy); background: var(--navy); color: var(--paper-raised);
    cursor: pointer; font-weight: 600;
  }
  .btn:hover { background: var(--navy-soft); border-color: var(--navy-soft); }
  .btn.ghost { background: transparent; color: var(--navy); }
  .btn.ghost:hover { background: color-mix(in srgb, var(--navy) 10%, transparent); }
  .btn.small { padding: 4px 10px; font-size: 12px; }
  .btn[disabled] { opacity: .45; cursor: not-allowed; }

  .row-actions { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; align-items: center; }

  label.checkline { display: flex; align-items: center; gap: 7px; font-size: 12.5px; color: var(--ink-soft); cursor: pointer; }

  .mm-control { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
  .mm-control label { font-size: 12px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: 0.05em; }
  .mm-control input[type=range] { width: 140px; accent-color: var(--navy); }
  .mm-control-val { font-variant-numeric: tabular-nums; font-weight: 700; min-width: 2.5ch; }

  .analysis-box { margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--line-strong); }
  .analysis-box h3 { font-size: 11.5px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--navy); margin: 0 0 8px; }
  .analysis-target-name { padding-top: 6px; font-weight: 600; font-size: 14px; color: var(--ink); }
  #analysisPlace {
    font: inherit; padding: 6px 8px; border: 1px solid var(--line-strong); border-radius: var(--radius);
    background: var(--paper-raised); color: var(--ink);
  }
  #analysisPlace { width: 90px; }
  #analysisResult { color: var(--navy); font-weight: 600; }
  .analysis-check { text-align: center !important; }
  .analysis-check input[type=checkbox] { width: 16px; height: 16px; accent-color: var(--navy); cursor: pointer; }

  /* --- mode buttons (independent, not a dropdown) --- */
  .mode-buttons { display: flex; gap: 6px; flex-wrap: wrap; }
  .mode-btn {
    font: inherit; font-size: 12px; padding: 6px 11px; border-radius: var(--radius);
    border: 1px solid var(--line-strong); background: var(--paper-raised); color: var(--ink-soft); cursor: pointer;
  }
  .mode-btn:hover { border-color: var(--navy); color: var(--navy); }
  .mode-btn.active { background: var(--navy); border-color: var(--navy); color: var(--paper-raised); font-weight: 600; }

  /* --- competitor analysis (collapsible) --- */
  .comp-details summary {
    font-size: 11.5px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--navy);
    cursor: pointer; list-style: none; padding-left: 14px; position: relative;
  }
  .comp-details summary::-webkit-details-marker { display: none; }
  .comp-details summary::before {
    content: '▸'; position: absolute; left: 0; top: 0; font-size: 11px; color: var(--ink-faint);
    transition: transform .15s;
  }
  .comp-details[open] summary::before { transform: rotate(90deg); }
  .comp-details summary + .hint { margin-top: 8px; }
  .comp-weights { font-size: 12px; color: var(--ink-soft); margin-top: 8px; font-variant-numeric: tabular-nums; }
  .comp-warn { color: var(--danger); }
  table.comp-table { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 14px; }
  table.comp-table th {
    text-align: right; font-weight: 600; font-size: 10.5px; letter-spacing: 0.04em; text-transform: uppercase;
    color: var(--ink-faint); padding: 7px 9px; border-bottom: 1px solid var(--line-strong); white-space: nowrap;
  }
  table.comp-table th:first-child, table.comp-table th:nth-child(2) { text-align: left; }
  table.comp-table td { padding: 6px 9px; border-bottom: 1px solid var(--line); text-align: right; font-variant-numeric: tabular-nums; }
  table.comp-table td:first-child, table.comp-table td:nth-child(2) { text-align: left; }
  table.comp-table .comp-sub { display: block; font-size: 11px; color: var(--ink-faint); font-weight: 400; }
  table.comp-table td.total-cell { font-weight: 700; }
  .comp-score-input {
    width: 74px; text-align: right; font: inherit; font-variant-numeric: tabular-nums;
    border: 1px solid var(--gold); background: #ffffff; color: #1c1c1c; padding: 2px 3px; border-radius: 2px;
  }
  .comp-score-input:focus-visible { border-color: var(--focus); outline: none; }

  /* --- results table --- */
  .table-wrap { overflow-x: auto; border-top: 4px double var(--ink); border-bottom: 4px double var(--ink); }
  table.results { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 560px; }
  table.results thead th {
    position: sticky; top: 0; background: var(--paper);
    text-align: right; font-weight: 600; font-size: 10.5px; letter-spacing: 0.04em;
    text-transform: uppercase; color: var(--ink-faint); padding: 8px 10px; border-bottom: 1px solid var(--line-strong);
    white-space: nowrap;
  }
  table.results thead th:first-child, table.results thead th:nth-child(2) { text-align: left; }
  table.results thead th.forecast-col { color: var(--gold); border-left: 1px dashed var(--line-strong); }
  table.results tbody td {
    padding: 6px 10px; border-bottom: 1px solid var(--line); text-align: right;
    font-variant-numeric: tabular-nums; white-space: nowrap;
  }
  table.results tbody td:first-child, table.results tbody td:nth-child(2) { text-align: left; }
  table.results tbody td.forecast-col { border-left: 1px dashed var(--line-strong); }
  table.results tbody tr { cursor: pointer; }
  table.results tbody tr:hover { background: color-mix(in srgb, var(--navy) 6%, transparent); }
  table.results tbody tr.rank-1 { border-left: 3px solid var(--gold); }
  table.results tbody tr.rank-2 { border-left: 3px solid #9a9a86; }
  table.results tbody tr.rank-3 { border-left: 3px solid #a3703f; }
  table.results tbody tr:not([class*="rank-"]) { border-left: 3px solid transparent; }
  .rank-num { font-family: var(--serif); font-size: 14px; }
  .medal {
    display: inline-flex; align-items: center; justify-content: center;
    width: 22px; height: 22px; border-radius: 50%;
    font-family: var(--serif); font-weight: 700; font-size: 12px;
    box-shadow: inset 0 0 0 1px rgba(0,0,0,.28), 0 1px 1px rgba(0,0,0,.15);
  }
  .medal-gold { background: linear-gradient(155deg, #f5d67a, #b8860b); color: #3d2c00; }
  .medal-silver { background: linear-gradient(155deg, #eef0ee, #9a9a90); color: #2b2b26; }
  .medal-bronze { background: linear-gradient(155deg, #e3a76b, #935a28); color: #3a1f06; }
  .pilot-name { font-weight: 600; }
  .total-cell { font-weight: 700; font-size: 14px; }
  .cell-dropped { color: var(--danger); text-decoration: line-through; opacity: .75; }
  .cell-partial .kept { font-weight: 600; }
  .cell-partial .raw { color: var(--ink-faint); text-decoration: line-through; font-size: 11.5px; }
  table.results input[type=number] {
    width: 74px; text-align: right; font: inherit; font-variant-numeric: tabular-nums;
    border: 1px solid var(--gold); background: #ffffff; color: #1c1c1c; padding: 2px 3px; border-radius: 2px;
  }
  table.results input[type=number]:hover { border-color: var(--gold); }
  table.results input[type=number]:focus-visible { border-color: var(--focus); outline: none; }
  table.results input.fc-dropped { border-color: var(--danger); color: var(--danger); }
  table.results input.fc-partial { border-color: var(--gold); }
  table.results th.mm-col, table.results td.mm-col { border-left: 1px dashed var(--line-strong); }
  table.results td.mm-worst, table.results td.mm-pts-worst { color: var(--danger); }
  table.results td.mm-best, table.results td.mm-pts-best { color: var(--good); }
  table.results th.delta-col, table.results td.delta-col { border-left: 1px dashed var(--line-strong); text-align: center; }
  .delta-up, .delta-down, .delta-same { font-weight: 700; font-size: 12.5px; }
  .delta-up { color: var(--good); }
  .delta-down { color: var(--danger); }
  .delta-same { color: var(--ink-faint); font-weight: 400; }
  input[type=number]::-webkit-inner-spin-button { opacity: 0.35; }

  .detail-row td { background: color-mix(in srgb, var(--navy) 5%, var(--paper)); padding: 10px 18px 14px; text-align: left; cursor: default; }
  .detail-row table { width: 100%; border-collapse: collapse; font-size: 12px; }
  .detail-row th { text-align: right; font-weight: 600; color: var(--ink-faint); padding: 3px 8px; text-transform: uppercase; font-size: 10px; letter-spacing: .04em; }
  .detail-row th:first-child { text-align: left; }
  .detail-row td.d { text-align: right; padding: 3px 8px; font-variant-numeric: tabular-nums; }
  .detail-row td.d:first-child { text-align: left; }
  .status-full { color: var(--good); }
  .status-partial { color: var(--gold); }
  .status-dropped { color: var(--danger); }

  .empty-state { padding: 30px 10px; text-align: center; color: var(--ink-faint); font-size: 13px; }

  .methodology { font-size: 12px; color: var(--ink-faint); line-height: 1.6; }
  .methodology code { font-family: var(--mono); background: var(--paper-raised); padding: 1px 4px; border-radius: 2px; }

  @media print {
    body { background: #fff; padding: 0; }
    .doc { border: none; max-width: none; }
    .no-print { display: none !important; }
    table.results thead th { position: static; }
  }

  @media (max-width: 720px) {
    .masthead { flex-direction: column; }
    section.panel { padding: 16px 18px; }
    .masthead { padding: 20px 18px; }
  }

  @media (prefers-reduced-motion: reduce) {
    * { transition: none !important; }
  }