/* ——— основа ——— */
  :root{
    --bg:#f3efe6;            /* paper */
    --bg-2:#e9e2d2;
    --ink:#0b1f2a;           /* deep navy */
    --ink-2:#11324a;
    --line:#0b1f2a;
    --muted:#5a6672;
    --accent:#c2410c;        /* signal flag orange */
    --accent-2:#0e6b6b;      /* sea teal */
    --done:#0e6b6b;
    --warn:#b45309;
    --paper-line: rgba(11,31,42,.07);
    --shadow: 0 1px 0 rgba(11,31,42,.06);
    --radius: 14px;
    --tap: 44px;
    color-scheme: light dark;
  }
  @media (prefers-color-scheme: dark){
    :root{
      --bg:#0b1419;
      --bg-2:#0f1d25;
      --ink:#e7ddc6;
      --ink-2:#cfc3a6;
      --line:#e7ddc6;
      --muted:#8a96a0;
      --accent:#f97316;
      --accent-2:#5eead4;
      --done:#5eead4;
      --paper-line: rgba(231,221,198,.08);
    }
  }

  *{box-sizing:border-box}
  html,body{margin:0;padding:0; max-width: 100%;}
  /* НЕ режем overflow-x: пусть user видит реальную проблему если что-то лезет за край */
  body{ overflow-x: clip; }
  body{
    background:
      repeating-linear-gradient(0deg, transparent 0 31px, var(--paper-line) 31px 32px),
      var(--bg);
    color:var(--ink);
    font-family: ui-rounded, -apple-system, BlinkMacSystemFont, "SF Pro Rounded", "Segoe UI", system-ui, sans-serif;
    font-feature-settings: "ss01","cv11";
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    padding: env(safe-area-inset-top) env(safe-area-inset-right) calc(env(safe-area-inset-bottom) + 96px) env(safe-area-inset-left);
    min-height: 100vh;
  }

  /* ——— шапка ——— */
  .wrap{max-width: 760px; margin: 0 auto; padding: 18px 14px 0; width: 100%;}
  @media (min-width: 600px){
    .wrap{ padding: 22px 22px 0; }
  }
  .brand > div{ min-width: 0; }
  .logo{
    width:32px;height:32px;flex:0 0 32px;
    display:grid;place-items:center;
    color:var(--ink);
  }
  .logo svg{width:100%;height:100%}
  
  
  @media (max-width: 480px){
    
    .brand-text h1{ font-size: 11px; }
    .brand-text .sub{ display: none; }
  }
  
  
  

  /* ——— ссылка на экзамен ——— */
  .exam-link{
    display: inline-flex; align-items: center; gap: 8px;
    margin: 16px 0 0;
    padding: 10px 20px;
    background: var(--accent);
    color: #fff;
    font: 700 13px/1 ui-rounded, system-ui, sans-serif;
    letter-spacing: .12em; text-transform: uppercase;
    text-decoration: none;
    border-radius: 10px;
    transition: background .15s, transform .1s;
  }
  .exam-link:hover{ background: color-mix(in oklab, var(--accent) 85%, #000); }
  .exam-link:active{ transform: scale(.97); }
  .exam-link .ic{ width: 18px; height: 18px; flex: 0 0 18px; }

  /* ——— титул ——— */
  .title{
    margin: 22px 0 6px;
    font: 700 26px/1.15 "Iowan Old Style", "Charter", "Georgia", serif;
    letter-spacing:-.01em;
    overflow-wrap: break-word;
  }
  @media (min-width: 600px){
    .title{ font-size: 32px; line-height: 1.1; }
  }

  /* ——— переключатель режимов (Чеклисты | Такелаж | МППСС) ——— */
  .modes{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
    padding: 4px;
    margin: 14px 0 0;
    background: color-mix(in oklab, var(--bg) 70%, var(--bg-2));
    border: 1.25px solid var(--line);
    border-radius: 14px;
  }
  .mode{
    appearance:none;
    background: transparent;
    border: 0;
    padding: 10px 8px;
    font: 700 12px/1.2 ui-rounded, system-ui, sans-serif;
    letter-spacing: .05em;
    text-transform: uppercase;
    color: var(--muted);
    border-radius: 10px;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 44px;
    transition: background .15s, color .15s;
  }
  .mode .ic{ width: 16px; height: 16px; flex: 0 0 16px; opacity: .7; }
  .mode[aria-selected="true"]{
    background: var(--bg);
    color: var(--ink);
    box-shadow: 0 1px 2px rgba(11,31,42,.08), 0 0 0 1.25px var(--line) inset;
  }
  .mode[aria-selected="true"] .ic{ opacity: 1; color: var(--accent); }
  @media (min-width: 600px){
    .modes{ grid-template-columns: repeat(6, 1fr); }
  }
  @media (max-width: 380px){
    .mode{ font-size: 10px; padding: 8px 3px; gap: 3px; }
    .mode .ic{ display: none; }
  }

  /* ——— переключатель сессии (Своя | Общая) ——— */
  .session-switch{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
    padding: 4px;
    margin: 14px 0 12px;
    background: color-mix(in oklab, var(--bg) 70%, var(--bg-2));
    border: 1.25px solid var(--line);
    border-radius: 12px;
    position: relative;
  }
  .session-switch::before{
    content: "Сессия";
    position: absolute;
    left: 12px; top: -8px;
    background: var(--bg);
    padding: 0 6px;
    font: 700 10px/1 ui-rounded, system-ui;
    letter-spacing: .14em; text-transform: uppercase;
    color: var(--muted);
  }
  .session-btn{
    appearance: none;
    background: transparent;
    border: 0;
    padding: 9px 10px;
    border-radius: 9px;
    font: 700 12px/1.2 ui-rounded, system-ui;
    letter-spacing: .04em;
    color: var(--muted);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    display: flex; align-items: center; justify-content: center; gap: 7px;
    min-height: 40px;
    transition: background .15s, color .15s;
  }
  .session-btn .ic{ width: 14px; height: 14px; flex: 0 0 14px; opacity: .7; }
  .session-btn[aria-selected="true"]{
    background: var(--bg);
    color: var(--ink);
    box-shadow: 0 1px 2px rgba(11,31,42,.08), 0 0 0 1.25px var(--line) inset;
  }
  .session-btn[aria-selected="true"] .ic{ opacity: 1; color: var(--accent); }
  .session-btn b{ font-weight: 800; }
  .session-btn em{ font-style: normal; font-weight: 500; opacity: .75; font-size: 11px; }
  .title small{
    display:block;
    font: 600 12px/1 ui-rounded, system-ui;
    letter-spacing:.18em; text-transform:uppercase;
    color:var(--muted);
    margin-bottom: 6px;
  }
  .lead{
    color:var(--muted);
    font: 500 14px/1.5 ui-rounded, system-ui;
    margin: 6px 0 18px;
  }

  /* ——— экипаж ——— */
  .crew{
    display:flex; flex-wrap:wrap; gap:6px;
    margin: 8px 0 22px;
    min-width: 0;
  }
  .chip{
    --c: var(--ink);
    display:inline-flex; align-items:center; gap:6px;
    height:32px; padding: 0 10px 0 6px;
    border:1.25px solid var(--c);
    color:var(--c);
    border-radius: 999px;
    font: 600 12px/1 ui-rounded, system-ui;
    letter-spacing:.01em;
    background: transparent;
    user-select:none;
    flex-shrink: 0;
    max-width: 100%;
  }
  .chip .dot{
    width:18px;height:18px;border-radius:50%;
    background: var(--c); color: var(--bg);
    display:grid;place-items:center;
    font: 800 10px/1 ui-rounded, system-ui;
    letter-spacing:0;
  }
  .chip[data-role="captain"]{ --c: var(--accent); }
  .chip[data-role="captain"]::after{
    content:"КАП"; font:800 9px/1 ui-rounded; letter-spacing:.1em;
    margin-left:2px; padding:3px 6px; border-radius:6px;
    background: var(--accent); color:#fff;
  }

  /* ——— прогресс ——— */
  .progress{
    margin: 0 0 22px;
    border:1.25px solid var(--line);
    border-radius: var(--radius);
    padding: 12px 14px;
    display:flex; align-items:center; gap:12px;
    background: color-mix(in oklab, var(--bg) 80%, var(--bg-2));
    min-width: 0;
  }
  .progress .num{
    font: 700 20px/1 "Iowan Old Style", Georgia, serif;
    flex-shrink: 0;
    white-space: nowrap;
  }
  .progress .num span{ color: var(--muted); font-size: 13px; font-weight:600; }
  .bar{
    flex:1 1 0; min-width: 40px;
    height: 8px; border-radius: 999px;
    background: color-mix(in oklab, var(--line) 14%, transparent);
    overflow:hidden; position:relative;
  }
  .bar > i{
    display:block; height:100%; width:0%;
    background: var(--accent);
    transition: width .35s cubic-bezier(.2,.7,.2,1);
  }
  .progress .label{
    font: 600 11px/1 ui-rounded; letter-spacing:.16em; text-transform:uppercase;
    color: var(--muted);
  }

  /* ——— табы ——— */
  .tabs{
    display:flex; gap: 6px; margin: 6px 0 14px;
    border-bottom: 1.25px solid var(--line);
    overflow-x:auto;
    overflow-y: hidden;
    scrollbar-width:none;
    position: sticky;
    top: 0;
    background: color-mix(in oklab, var(--bg) 92%, transparent);
    backdrop-filter: blur(10px) saturate(1.05);
    -webkit-backdrop-filter: blur(10px) saturate(1.05);
    z-index: 30;
    max-width: 100%;
    -webkit-overflow-scrolling: touch;
  }
  .tabs::-webkit-scrollbar{display:none}
  .tab{
    appearance:none; background:transparent; border:0;
    padding: 12px 14px 10px; margin-bottom:-1.25px;
    font: 600 13px/1 ui-rounded, system-ui;
    color: var(--muted);
    border-bottom: 2.5px solid transparent;
    cursor:pointer;
    white-space:nowrap;
    letter-spacing:.02em;
  }
  .tab[aria-selected="true"]{
    color: var(--ink);
    border-bottom-color: var(--accent);
  }
  .tab .count{
    display:inline-block; margin-left:6px;
    font: 700 11px/1 ui-rounded;
    color: var(--muted);
  }
  .tab[aria-selected="true"] .count{ color: var(--ink); }

  /* ——— секции и пункты ——— */
  section.list{ display:none; }
  section.list.active{ display:block; }

  h2.section{
    margin: 22px 0 6px;
    font: 700 12px/1 ui-rounded, system-ui;
    letter-spacing:.22em; text-transform:uppercase;
    color: var(--ink);
    display:flex; align-items:baseline; gap:10px;
  }
  h2.section::before{
    content:""; display:inline-block;
    width: 22px; height: 1.25px; background: var(--ink);
  }
  h2.section .meta{
    margin-left:auto;
    font: 600 11px/1 ui-rounded;
    letter-spacing:.12em;
    color: var(--muted);
  }

  ol.checks{ list-style:none; padding:0; margin: 4px 0 8px; }
  li.item{
    position:relative;
    display:grid;
    grid-template-columns: 36px 1fr;
    grid-template-areas:
      "idx  text"
      ".    assign";
    align-items:start;
    gap: 4px 10px;
    padding: 12px 4px 12px 2px;
    border-bottom: 1px dashed color-mix(in oklab, var(--line) 30%, transparent);
    cursor:pointer;
    -webkit-tap-highlight-color: transparent;
    transition: background .15s;
  }
  @media (min-width: 600px){
    li.item{
      grid-template-columns: 36px 1fr auto;
      grid-template-areas: "idx text assign";
      gap: 0 14px;
      padding: 14px 8px 14px 4px;
    }
  }
  li.item:hover{ background: color-mix(in oklab, var(--bg-2) 60%, transparent); }
  li.item:last-child{ border-bottom: 0; }

  .idx{
    grid-area: idx;
    position: relative;
    width: 36px; height: 36px;
    display: grid; place-items: center;
    border-radius: 10px;
    border: 1.5px solid color-mix(in oklab, var(--line) 35%, transparent);
    background: transparent;
    font: 700 14px/1 "Iowan Old Style", Georgia, serif;
    color: var(--muted);
    flex-shrink: 0;
    transition: background .15s, border-color .15s, color .15s;
  }

  .check{
    grid-area: text;
    font: 500 15px/1.45 ui-rounded, system-ui;
    color: var(--ink);
    user-select:none;
    padding-top: 7px;
    min-width: 0;
    overflow-wrap: anywhere;
  }
  .check .text{ display:inline; }
  .check .quote{ color: var(--ink-2); font-weight:600; }

  /* кнопка-инфо рядом с текстом */
  .info-btn{
    appearance:none; background:transparent; border:none;
    margin-left: 6px; padding: 0;
    color: var(--accent-2); opacity:.55;
    font: 600 13px/1 ui-rounded, system-ui;
    cursor: pointer; vertical-align: 1px;
    transition: opacity .15s, transform .15s;
  }
  .info-btn:hover, .info-btn.on{ opacity:1; transform: scale(1.15); }
  .info-block{
    margin-top: 8px;
    border-left: 3px solid color-mix(in oklab, var(--accent-2) 60%, transparent);
    padding: 8px 10px;
    background: color-mix(in oklab, var(--accent-2) 6%, transparent);
    border-radius: 6px;
    font: 400 13.5px/1.5 ui-rounded, system-ui;
    color: var(--ink-2);
    display: grid; gap: 8px;
    min-width: 0;
    overflow-wrap: anywhere;
    word-break: break-word;
  }
  .info-label{
    font: 700 10.5px/1 ui-rounded, system-ui;
    letter-spacing: .06em; text-transform: uppercase;
    color: var(--muted); margin-bottom: 3px;
  }
  .info-why .info-label{ color: #c2410c; }
  .info-why{ color: var(--ink); }
  li.item.done .info-block{ opacity: .55; }
  .info-block, .info-block > div, .info-block * {
    min-width: 0;
    overflow-wrap: anywhere;
    word-break: break-word;
  }
  .info-block .info-label{ word-break: normal; }
  .assign{
    grid-area: assign;
    align-self:center;
    display:flex; gap:4px; align-items:center;
    flex-wrap:wrap;
    justify-content: flex-start;
    padding-left: 0;
  }
  @media (min-width: 600px){
    .assign{
      justify-content:flex-end;
      max-width: 200px;
    }
  }
  .assign-pill{
    --c: var(--ink);
    display:inline-flex; align-items:center; gap:0;
    width:24px; height:24px; border-radius:50%;
    background: var(--c); color: var(--bg);
    font: 800 10px/1 ui-rounded, system-ui;
    border: 1.5px solid var(--bg);
    box-shadow: 0 0 0 1.25px var(--c);
  }
  .assign .more{
    font: 700 11px/1 ui-rounded; color:var(--muted);
    margin-left:2px;
  }
  .assign-add{
    appearance:none; background:transparent;
    border: 1.25px dashed color-mix(in oklab, var(--line) 50%, transparent);
    color: var(--muted);
    width:24px;height:24px;border-radius:50%;
    display:grid;place-items:center;
    cursor:pointer;
    font: 700 14px/1 ui-rounded;
  }
  .assign-add:hover{ border-style:solid; color:var(--ink); border-color:var(--ink);}

  /* чекбокс = сам блок .idx; в done состоянии цифра скрывается, рисуется галочка */
  li.item.done .idx{
    background: var(--accent);
    border-color: var(--accent);
    color: transparent;
  }
  li.item.done .idx::after{
    content:"";
    position:absolute;
    width: 12px; height: 6px;
    border: 2.2px solid #fff;
    border-top:0; border-right:0;
    transform: rotate(-45deg) translate(0, -1px);
    top: 12px; left: 11px;
  }
  li.item.done .check{
    color: var(--muted);
    text-decoration: line-through;
    text-decoration-color: color-mix(in oklab, var(--muted) 60%, transparent);
    text-decoration-thickness: 1.5px;
  }

  /* ——— справочник (Такелаж / МППСС) ——— */
  .ref-intro{
    margin: 14px 0 18px;
    padding: 14px 16px;
    background: color-mix(in oklab, var(--accent-2) 8%, var(--bg-2));
    border: 1.25px solid color-mix(in oklab, var(--accent-2) 30%, var(--line));
    border-radius: var(--radius);
    font: 500 14px/1.5 ui-rounded, system-ui;
    color: color-mix(in oklab, var(--ink) 88%, transparent);
  }
  .ref-intro b{ color: var(--accent-2); font-weight: 700; }

  .ref-section{
    margin: 22px 0 0;
  }
  .ref-h{
    font: 700 18px/1.2 "Iowan Old Style", Georgia, serif;
    margin: 0 0 4px;
    color: var(--ink);
  }
  .ref-sub{
    font: 500 12px/1.4 ui-rounded, system-ui;
    color: var(--muted);
    letter-spacing: .04em;
    text-transform: uppercase;
    margin: 0 0 14px;
  }

  /* — карточки такелажа — */
  .rig-grid{
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin: 0 0 22px;
  }
  @media (min-width: 540px){
    .rig-grid{ grid-template-columns: 1fr 1fr; }
  }
  .rig-card{
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
    padding: 14px 16px;
    background: var(--bg-2);
  }
  .rig-card .nm{
    font: 700 15px/1.2 ui-rounded, system-ui;
    color: var(--ink);
    margin-bottom: 4px;
  }
  .rig-card .ru{
    font: 500 12px/1.2 ui-rounded;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-bottom: 8px;
  }
  .rig-card .desc{
    font: 400 13px/1.5 ui-rounded, system-ui;
    color: color-mix(in oklab, var(--ink) 80%, transparent);
  }
  .rig-card.is-stat{
    background: color-mix(in oklab, var(--accent-2) 5%, var(--bg-2));
    border-color: color-mix(in oklab, var(--accent-2) 25%, var(--line));
  }
  .rig-card.is-stat .ru{ color: var(--accent-2); }

  /* — Курсы / роза ветров — */
  .rose{
    margin: 6px 0 10px;
    padding: 6px 4px 0;
    background: var(--bg-2);
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
  }
  .rose svg{ display: block; width: 100%; height: auto; }
  .rose .water{ fill: #cfe5f1; }
  .rose .water-stripe{ fill: none; stroke: #ffffff; stroke-width: 1; opacity: .55; }
  .rose .sector{
    fill: #fff4ec;
    stroke: #0b1f2a;
    stroke-width: 1;
    cursor: pointer;
    transition: fill .18s, stroke-width .18s;
  }
  .rose .sector:hover{ fill: #ffd9bf; }
  .rose .sector.is-active{ fill: #fb923c; stroke: #c2410c; stroke-width: 2; }
  .rose .sector.is-dead{ fill: rgba(220,38,38,.22); }
  .rose .sector.is-dead:hover{ fill: rgba(220,38,38,.32); }
  .rose .sector.is-dead.is-active{ fill: rgba(220,38,38,.42); stroke: #b91c1c; }
  .rose .boat{ fill: #0f3a4f; stroke: #ffffff; stroke-width: 1; }
  .rose .boat-stripe{ fill: #fb923c; }
  .rose .lbl{
    font: 700 12px/1 ui-rounded, system-ui;
    fill: #0b1f2a;
    pointer-events: none;
  }
  .rose .lbl-sm{ font: 600 10px/1 ui-rounded, system-ui; fill: #0b1f2a; }
  .rose .lbl-dead{ fill: #b91c1c; font-weight: 700; }
  .rose .wind-arrow{ fill: #1d4ed8; }
  .rose .wind-cap{
    font: 700 11px/1 ui-rounded, system-ui;
    fill: #1d4ed8;
    text-anchor: middle;
    dominant-baseline: hanging;
  }
  .rose .shift-cap{
    font: 600 10.5px/1 ui-rounded, system-ui;
    fill: color-mix(in oklab, var(--ink) 70%, transparent);
  }
  .rose-info{
    margin: 4px 0 16px;
    padding: 12px 14px;
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
    background: color-mix(in oklab, #fb923c 6%, var(--bg-2));
    font: 400 14px/1.5 ui-rounded, system-ui;
    color: var(--ink);
  }
  .rose-info.is-empty{
    background: var(--bg-2);
    color: color-mix(in oklab, var(--ink) 65%, transparent);
    text-align: center;
  }
  .rose-info .ri-nm{
    font: 800 16px/1.2 ui-rounded, system-ui;
    color: #c2410c;
    margin-bottom: 2px;
  }
  .rose-info .ri-deg{
    font: 600 12px/1.2 ui-rounded;
    color: color-mix(in oklab, var(--ink) 65%, transparent);
    margin-bottom: 8px;
  }

  /* — Навигация (углы и курсы) — */
  .nav-units{
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    margin: 6px 0 10px;
  }
  @media (min-width: 600px){
    .nav-units{ grid-template-columns: 220px 1fr; align-items: start; }
  }
  .nu-card{
    padding: 10px;
    background: var(--bg-2);
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
  }
  .nu-svg{ display: block; width: 100%; height: auto; }
  .nu-list{ display: flex; flex-direction: column; gap: 8px; }
  .nu-row{
    padding: 10px 12px;
    border: 1.25px solid var(--line);
    border-radius: 12px;
    background: var(--bg-2);
    font: 400 13.5px/1.45 ui-rounded, system-ui;
    color: var(--ink);
  }
  .nu-row b{ color: var(--ink); font-weight: 800; }
  .nu-row > div{
    margin-top: 2px;
    font-size: 12.5px;
    color: color-mix(in oklab, var(--ink) 70%, transparent);
  }
  .nu-tag{
    display: inline-block;
    margin-left: 6px;
    padding: 1px 7px;
    background: color-mix(in oklab, var(--accent) 15%, transparent);
    color: var(--accent);
    border-radius: 999px;
    font: 700 10.5px/1.4 ui-rounded;
  }
  .nu-tip{
    background: color-mix(in oklab, #fb923c 8%, var(--bg-2));
    border-color: color-mix(in oklab, #fb923c 30%, var(--line));
  }

  /* три «севера» */
  .nav-norths{
    margin: 6px 0;
    padding: 10px 6px;
    background: var(--bg-2);
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
  }
  .nn-svg{ display: block; width: 100%; height: auto; max-width: 460px; margin: 0 auto; }
  .nn-svg .nn-ray, .nn-svg .nn-arc, .nn-svg .nn-arc-lbl, .nn-svg .nn-lbl{
    transition: opacity .18s, transform .18s;
  }
  .nn-svg .nn-arc-lbl, .nn-svg .nn-lbl{
    font: 800 13px/1 ui-rounded, system-ui;
    pointer-events: auto;
  }
  .nn-svg [data-id]:hover{ opacity: .7; }
  .nn-svg .nn-arc.is-on, .nn-svg .nn-ray.is-on{
    filter: drop-shadow(0 0 6px rgba(251,146,60,.7));
  }
  .nn-svg .nn-arc-lbl.is-on, .nn-svg .nn-lbl.is-on{
    font-size: 16px;
  }

  /* Таблица переводов */
  .nv-table{ overflow-x: auto; margin: 4px 0 12px; }
  .nv-table table{
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-2);
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    font: 500 13px/1.3 ui-rounded, system-ui;
  }
  .nv-table th, .nv-table td{
    padding: 8px 10px;
    text-align: center;
    border-bottom: 1px solid var(--line);
    border-right: 1px solid var(--line);
  }
  .nv-table thead th{
    background: color-mix(in oklab, var(--accent) 8%, var(--bg-2));
    color: var(--accent);
    font-weight: 800;
  }
  .nv-table tbody th{
    background: color-mix(in oklab, var(--ink) 5%, var(--bg-2));
    text-align: left;
    font-weight: 700;
  }
  .nv-table td b{ color: #c2410c; font-weight: 800; }

  /* Формулы */
  .nv-formulas{
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-bottom: 12px;
  }
  @media (min-width: 600px){
    .nv-formulas{ grid-template-columns: 1fr 1fr 1fr; }
  }
  .nv-f{
    padding: 12px 14px;
    border: 1.25px solid var(--line);
    border-radius: 12px;
    background: var(--bg-2);
  }
  .nv-f-h{
    font: 800 12px/1.2 ui-rounded;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: .03em;
    margin-bottom: 6px;
  }
  .nv-f-eq{
    font: 800 16px/1.3 ui-monospace, "SF Mono", monospace;
    color: var(--ink);
    background: color-mix(in oklab, #fb923c 6%, var(--bg-1));
    padding: 6px 10px;
    border-radius: 8px;
    margin: 4px 0;
    text-align: center;
  }
  .nv-f-tip{
    font: 500 12.5px/1.45 ui-rounded;
    color: color-mix(in oklab, var(--ink) 70%, transparent);
    margin-top: 6px;
  }

  .nv-example{
    padding: 12px 14px;
    border: 1.25px solid color-mix(in oklab, #fb923c 35%, var(--line));
    border-radius: 12px;
    background: color-mix(in oklab, #fb923c 6%, var(--bg-2));
    font: 400 13.5px/1.5 ui-rounded;
    color: var(--ink);
  }
  .nv-example > div{ margin: 3px 0; }
  .nv-ex-h{
    font: 800 12px/1.2 ui-rounded !important;
    color: #c2410c;
    text-transform: uppercase;
    letter-spacing: .03em;
    margin-bottom: 4px !important;
  }

  /* Карточки углов */
  .ang-card .ang-svg{
    display: block;
    width: 100%;
    height: auto;
    margin: 6px 0 8px;
    border-radius: 8px;
  }

  /* Обратный пеленг */
  .nv-rev-row{
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    align-items: start;
  }
  @media (min-width: 600px){
    .nv-rev-row{ grid-template-columns: 1fr 1fr; }
  }
  .rev-svg{
    width: 100%; height: auto;
    border: 1.25px solid var(--line);
    border-radius: 12px;
  }
  .nv-rev-text{
    font: 400 13.5px/1.5 ui-rounded;
    color: var(--ink);
  }
  .nv-rev-text p{ margin: 4px 0 8px; }
  .nv-rev-eq{ margin: 8px 0; }

  /* — схема такелажа SVG — */
  .rig-scheme{
    margin: 14px 0 22px;
    padding: 16px 12px 14px;
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
    background: linear-gradient(180deg, #e9f1f6 0%, #f5f8fa 78%);
    overflow: hidden;
    position: relative;
  }
  .rig-scheme .scheme-hint{
    text-align: center;
    font: 500 11.5px/1.3 ui-rounded, system-ui;
    color: color-mix(in oklab, var(--ink) 60%, transparent);
    letter-spacing: .02em;
    text-transform: uppercase;
    margin-bottom: 6px;
  }
  .rig-scheme svg{
    display: block;
    width: 100%;
    height: auto;
    max-width: 520px;
    margin: 0 auto;
    touch-action: manipulation;
  }
  /* интерактивные части */
  .rig-scheme .hit{
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    transition: opacity .15s, filter .15s;
  }
  .rig-scheme .hit:hover{ filter: brightness(1.06); }
  .rig-scheme .hit.is-active [data-stroke]{ stroke: var(--accent-2) !important; stroke-width: 4 !important; }
  .rig-scheme .hit.is-active [data-fill]{ fill: var(--accent-2) !important; }
  /* пульс-кружок при выборе */
  .rig-scheme .pulse{
    fill: none;
    stroke: var(--accent-2);
    stroke-width: 2;
    opacity: 0;
    pointer-events: none;
    transform-box: fill-box;
    transform-origin: center;
  }
  .rig-scheme .pulse.is-on{
    animation: rigPulse 1.4s ease-out infinite;
  }
  @keyframes rigPulse{
    0%   { opacity: .9; r: 8; }
    100% { opacity: 0;  r: 32; }
  }
  /* подписи на схеме — контрастные. Белый текст в тёмной плашке-обводке —
     одинаково читается и на небе, и на воде, и на парусах. */
  .rig-scheme .label{
    font: 800 10.5px/1 ui-rounded, system-ui;
    letter-spacing: .04em;
    fill: #ffffff;
    paint-order: stroke;
    stroke: #0a2738;
    stroke-width: 3.5px;
    stroke-linejoin: round;
    pointer-events: none;
    user-select: none;
  }
  .rig-scheme .label.sm{ font-size: 10px; stroke-width: 3.2px; }
  /* подпись на воде/под водой — белая в тёмной обводке тоже ок */
  .rig-scheme .label.dark{ fill:#fff; stroke:#0a2738; }

  /* инфо-панель с пояснением выбранного элемента */
  .rig-info{
    margin-top: 12px;
    padding: 12px 14px;
    border-radius: 14px;
    background: linear-gradient(180deg, color-mix(in oklab, var(--accent-2) 10%, var(--bg-2)) 0%, var(--bg-2) 100%);
    border: 1.25px solid color-mix(in oklab, var(--accent-2) 28%, var(--line));
    min-height: 64px;
    display: grid;
    gap: 4px;
    transition: all .2s;
  }
  .rig-info.is-empty{
    background: var(--bg-2);
    border-color: var(--line);
    color: color-mix(in oklab, var(--ink) 55%, transparent);
    text-align: center;
    align-content: center;
    font: 500 13px/1.4 ui-rounded;
  }
  .rig-info .ri-nm{ font: 700 16px/1.2 ui-rounded; color: var(--ink); }
  .rig-info .ri-en{ font: 500 12px/1.2 ui-rounded; color: var(--accent); letter-spacing: .03em; text-transform: uppercase; }
  .rig-info .ri-desc{ font: 400 14px/1.5 ui-rounded, system-ui; color: color-mix(in oklab, var(--ink) 88%, transparent); margin-top: 4px; }

  .rig-scheme .legend{
    margin: 14px 0 0;
    padding: 12px 14px;
    background: var(--bg-2);
    border: 1.25px solid var(--line);
    border-radius: 12px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px 14px;
    font: 500 12px/1.3 ui-rounded, system-ui;
  }
  @media (max-width: 380px){
    .rig-scheme .legend{ grid-template-columns: 1fr; }
  }
  .rig-scheme .legend .row{
    display: flex; align-items: center; gap: 8px;
    color: var(--ink);
  }
  .rig-scheme .legend .dot{
    width: 14px; height: 14px; flex: 0 0 14px;
    border-radius: 3px;
    border: 1px solid color-mix(in oklab, var(--ink) 25%, transparent);
  }

  /* — Бегучий такелаж: интерактивная схема — */
  .rrig{
    margin: 14px 0 22px;
    padding: 16px 12px 16px;
    background: linear-gradient(180deg, #eaf1f6 0%, #f5f8fa 100%);
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
  }
  .rrig svg{
    display: block;
    width: 100%;
    height: auto;
    user-select: none;
    -webkit-user-select: none;
  }
  /* «изменяемые» концы — все ВИДНЫ постоянно, тонко и тихо.
     Активный — яркий оранжевый бегущий пунктир. */
  .rrig .rope{
    stroke: #4a6478;
    stroke-width: 1.4;
    fill: none;
    stroke-linecap: round;
    opacity: .45;
    pointer-events: stroke;
    transition: stroke .2s, stroke-width .2s, opacity .2s;
  }
  .rrig .rope:hover{ stroke: #c2410c; opacity: .85; stroke-width: 2.4; }
  /* активный конец — оранжевый, толще, с бегущим пунктиром */
  .rrig .rope.is-active{
    stroke: #c2410c;
    stroke-width: 3.6;
    opacity: 1;
    stroke-dasharray: 8 5;
    animation: rrigDash 1.1s linear infinite;
  }
  /* пунктирный (наветренный) — тоже виден, но ещё тише */
  .rrig .rope.dashed{ stroke-dasharray: 3 3; opacity: .25; }
  .rrig .rope.dashed.is-active{ stroke-dasharray: 8 5; opacity: 1; }
  @keyframes rrigDash{
    to { stroke-dashoffset: -26; }
  }
  /* стрелка направления тяги (на конце активного троса) */
  .rrig .arrow{
    fill: #c2410c;
    opacity: 0;
    transition: opacity .25s;
  }
  .rrig .arrow.is-on{ opacity: 1; animation: rrigPulse 1.1s ease-in-out infinite; }
  @keyframes rrigPulse{
    0%,100%{ transform: scale(1); }
    50%{ transform: scale(1.18); }
  }
  /* плоская яхта — основа схемы */
  .rrig .yacht-fill{ fill: #0f3a4f; }
  .rrig .sail-fill { fill: #ffffff; stroke: #94a3b8; stroke-width: 1.2; }
  .rrig .water    { fill: #88aec3; }
  .rrig .label    {
    font: 700 11px/1 ui-rounded, system-ui;
    fill: #ffffff; paint-order: stroke;
    stroke: #0a2738; stroke-width: 3.2px; stroke-linejoin: round;
    pointer-events: none; user-select: none;
  }

  /* кнопки-сценарии под схемой */
  .rrig-tabs{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 14px;
  }
  @media (max-width: 480px){
    .rrig-tabs{ grid-template-columns: 1fr; }
  }
  .rrig-tab{
    appearance: none;
    border: 1.25px solid var(--line);
    border-radius: 12px;
    padding: 10px 12px;
    background: var(--bg-2);
    text-align: left;
    cursor: pointer;
    transition: all .2s;
    font: 600 13px/1.25 ui-rounded;
    color: var(--ink);
    display: grid;
    gap: 3px;
    min-height: 56px;
  }
  .rrig-tab:hover{ border-color: color-mix(in oklab, var(--accent-2) 40%, var(--line)); }
  .rrig-tab.is-active{
    border-color: #c2410c;
    background: color-mix(in oklab, #c2410c 8%, var(--bg-2));
    box-shadow: 0 0 0 3px color-mix(in oklab, #c2410c 14%, transparent);
  }
  .rrig-tab .t-act{
    font: 700 13px/1.2 ui-rounded;
    color: var(--ink);
  }
  .rrig-tab .t-rope{
    font: 500 11px/1.2 ui-rounded;
    color: #c2410c;
    text-transform: uppercase;
    letter-spacing: .04em;
  }
  /* пояснение под табами */
  .rrig-info{
    margin-top: 12px;
    padding: 12px 14px;
    border-radius: 14px;
    background: color-mix(in oklab, #c2410c 8%, var(--bg-2));
    border: 1.25px solid color-mix(in oklab, #c2410c 25%, var(--line));
    font: 400 14px/1.5 ui-rounded, system-ui;
    color: var(--ink);
  }
  .rrig-info b{ color: #c2410c; }
  .rrig-info.is-empty{
    background: var(--bg-2);
    border-color: var(--line);
    color: color-mix(in oklab, var(--ink) 55%, transparent);
    text-align: center;
    font-weight: 500;
    font-size: 13px;
  }

  /* === новая раскладка: схема слева + список чипов справа === */
  .rrig .scheme-hint{
    text-align: center;
    font: 700 11.5px/1.3 ui-rounded, system-ui;
    color: #f2f5f7;
    letter-spacing: .02em;
    text-transform: uppercase;
    margin-bottom: 10px;
  }
  .rrig-layout{
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 10px;
  }
  .rrig-svg{
    display: block;
    width: 100%;
    height: auto;
    border-radius: 14px;
    overflow: hidden;
    background: #dfeaf1;
    border: 1.25px solid var(--line);
  }
  .rrig-label{
    font: 700 11px/1 ui-rounded, system-ui;
    fill: #ffffff; paint-order: stroke;
    stroke: #0a2738; stroke-width: 3.2px; stroke-linejoin: round;
    pointer-events: none; user-select: none;
  }
  /* стрелка-индикатор на конце активного троса */
  .rrig-arrow{
    opacity: 0;
    transition: opacity .25s;
    transform-box: fill-box;
    transform-origin: center;
    pointer-events: none;
  }
  .rrig-arrow.is-on{
    opacity: 1;
    animation: rrigArrowPulse 1.1s ease-in-out infinite;
  }
  @keyframes rrigArrowPulse{
    0%,100%{ transform: translate(var(--tx,0), var(--ty,0)) scale(1); }
    50%    { transform: translate(var(--tx,0), var(--ty,0)) scale(1.18); }
  }

  /* список концов — группы + чипы */
  .rrig-list{
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 12px;
    background: var(--bg-2);
    border: 1.25px solid var(--line);
    border-radius: 14px;
  }
  .rrig-group{ display: flex; flex-direction: column; gap: 6px; }
  .rrig-gtitle{
    font: 800 10.5px/1 ui-rounded, system-ui;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: .06em;
    padding: 0 2px 6px;
    border-bottom: 1px dashed rgba(255,255,255,.18);
  }
  .rrig-items{
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }
  .rrig-chip{
    appearance: none;
    border: 1.25px solid rgba(255,255,255,.18);
    border-radius: 999px;
    padding: 8px 13px;
    background: #ffffff;
    font: 700 12.5px/1.1 ui-rounded, system-ui;
    color: #1a1d1f;
    cursor: pointer;
    transition: all .2s;
  }
  .rrig-chip:hover{
    border-color: #fb923c;
    background: #fff4ec;
  }
  .rrig-chip.is-active{
    border-color: #fb923c;
    background: #fb923c;
    color: #1a1d1f;
    box-shadow: 0 0 0 3px rgba(251,146,60,.35);
  }

  /* плашка с описанием активного конца */
  .rri-en{
    font: 600 11px/1 ui-rounded, system-ui;
    color: var(--ink);
    opacity: .55;
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: 4px;
  }
  .rri-nm{
    font: 800 18px/1.2 ui-rounded, system-ui;
    color: #fb923c;
    margin-bottom: 6px;
  }
  .rri-desc{
    font: 500 14px/1.5 ui-rounded, system-ui;
    color: var(--ink);
  }

  /* ===================== Курсы относительно ветра ===================== */
  .rose{
    margin: 14px 0 0;
    padding: 14px 8px 8px;
    background: linear-gradient(180deg, #eaf1f6 0%, #f5f8fa 100%);
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
    position: relative;
  }
  .rose svg{
    display: block;
    width: 100%;
    height: auto;
    max-width: 520px;
    margin: 0 auto;
    user-select: none;
    -webkit-user-select: none;
  }
  /* волны фоном круга */
  .rose .water{ fill: #cfe7f3; }
  .rose .water-stripe{ stroke: #b6d8e9; stroke-width: 1; fill: none; opacity: .55; }

  /* секторы */
  .rose .sector{
    fill: rgba(255,255,255,0);
    stroke: #5b7280;
    stroke-width: .8;
    stroke-dasharray: 3 3;
    cursor: pointer;
    transition: fill .15s;
  }
  .rose .sector:hover{ fill: rgba(194,65,12,0.06); }
  .rose .sector.is-active{
    fill: rgba(194,65,12,0.12);
    stroke: #c2410c;
    stroke-width: 1.5;
    stroke-dasharray: none;
  }
  .rose .sector.is-dead{
    fill: rgba(11,31,42,0.10);
    stroke: #5b7280;
  }
  .rose .sector.is-dead.is-active{
    fill: rgba(11,31,42,0.20);
    stroke: #0b1f2a;
  }

  /* подписи внутри секторов */
  .rose .lbl{
    font: 700 13px/1 ui-rounded, system-ui;
    fill: #0b1f2a;
    pointer-events: none;
    text-anchor: middle;
    letter-spacing: .04em;
    text-transform: lowercase;
  }
  .rose .lbl-sm{
    font: 600 10.5px/1 ui-rounded, system-ui;
    fill: #11324a;
    pointer-events: none;
    text-anchor: middle;
    letter-spacing: .02em;
  }
  .rose .lbl-dead{ fill: #0b1f2a; }

  /* лодочки */
  .rose .boat{ fill: #fff; stroke: #0b1f2a; stroke-width: 1.2; pointer-events: none; }
  .rose .boat-stripe{ fill: #1d4ed8; pointer-events: none; }

  /* стрелка ветра */
  .rose .wind-arrow{ fill: #1d4ed8; }
  .rose .wind-cap{
    font: 700 12px/1 ui-rounded, system-ui;
    fill: #1d4ed8;
    text-anchor: middle;
  }
  .rose .shift-cap{
    font: 600 11px/1 ui-rounded, system-ui;
    fill: #1d4ed8;
    letter-spacing: .02em;
  }
  .rose .shift-arrow{
    fill: none;
    stroke: #1d4ed8;
    stroke-width: 1.4;
  }

  /* информационная плашка под розой */
  .rose-info{
    margin-top: 12px;
    padding: 14px 16px;
    border-radius: 14px;
    background: linear-gradient(180deg, color-mix(in oklab, var(--accent-2) 10%, var(--bg-2)) 0%, var(--bg-2) 100%);
    border: 1.25px solid color-mix(in oklab, var(--accent-2) 28%, var(--line));
    min-height: 80px;
    color: var(--ink);
    font: 500 14px/1.55 ui-rounded, system-ui;
  }
  .rose-info.is-empty{
    background: var(--bg-2);
    border-color: var(--line);
    color: color-mix(in oklab, var(--ink) 55%, transparent);
    text-align: center;
    align-content: center;
    display: grid;
    font-weight: 500;
    font: 500 13px/1.4 ui-rounded;
  }
  .rose-info .ri-nm{
    font: 700 17px/1.2 ui-rounded;
    color: var(--ink);
    margin-bottom: 4px;
  }
  .rose-info .ri-deg{
    font: 600 12px/1 ui-rounded;
    color: var(--accent);
    letter-spacing: .04em;
    text-transform: uppercase;
    margin-bottom: 8px;
  }
  .rose-info .ri-row{
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 6px 10px;
    margin-top: 6px;
    font-size: 13.5px;
  }
  .rose-info .ri-row b{ color: var(--accent-2); font-weight: 700; }

  /* — МППСС правила — */
  .rule{
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
    padding: 14px 16px 16px;
    margin: 0 0 12px;
    background: var(--bg-2);
  }
  .rule .num{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px; height: 28px;
    border-radius: 8px;
    background: var(--accent);
    color: #fff;
    font: 700 13px/1 ui-rounded;
    margin-right: 10px;
    flex: 0 0 28px;
  }
  .rule.is-warn .num{ background: #c2410c; }
  .rule.is-warn{ border-color: color-mix(in oklab, #c2410c 30%, var(--line)); background: color-mix(in oklab, #c2410c 6%, var(--bg-2)); }
  .rule .head{
    display: flex; align-items: flex-start; gap: 0;
    margin-bottom: 10px;
  }
  .rule .ttl{
    font: 700 15px/1.3 ui-rounded, system-ui;
    color: var(--ink);
    flex: 1 1 auto;
    padding-top: 4px;
  }
  .rule .body{
    font: 400 14px/1.55 ui-rounded, system-ui;
    color: color-mix(in oklab, var(--ink) 82%, transparent);
  }
  .rule .body p{ margin: 0 0 8px; }
  .rule .body p:last-child{ margin: 0; }
  .rule .tldr{
    margin: 10px 0 0;
    padding: 10px 12px;
    border-left: 3px solid var(--accent);
    background: color-mix(in oklab, var(--accent) 7%, transparent);
    border-radius: 0 8px 8px 0;
    font: 600 13px/1.45 ui-rounded;
    color: var(--ink);
  }
  .rule.is-warn .tldr{
    border-left-color: #c2410c;
    background: color-mix(in oklab, #c2410c 8%, transparent);
  }
  .rule .tldr b{ color: var(--accent); }
  .rule.is-warn .tldr b{ color: #c2410c; }

  /* — группы правил МППСС — */
  .rule-group{
    margin-top: 22px;
  }
  .rule-group:first-child{ margin-top: 0; }
  .rule-group-h{
    font: 700 12px/1 ui-rounded, system-ui;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--accent);
    padding: 0 0 10px;
    border-bottom: 1.25px solid color-mix(in oklab, var(--accent) 25%, var(--line));
    margin-bottom: 12px;
  }

  /* — таблица сигналов МППСС — */
  .sig-table{
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    margin: 0 0 16px;
  }
  .sig-row{
    display: grid;
    grid-template-columns: 56px 1fr;
    align-items: center;
    border-bottom: 1px solid var(--line);
    background: var(--bg-2);
  }
  .sig-row:last-child{ border-bottom: 0; }
  .sig-row .signal{
    font: 700 18px/1 "Iowan Old Style", Georgia;
    text-align: center;
    padding: 14px 0;
    background: color-mix(in oklab, var(--ink) 6%, transparent);
    color: var(--ink);
    letter-spacing: .04em;
  }
  .sig-row .meaning{
    padding: 10px 14px;
    font: 500 13px/1.4 ui-rounded;
    color: var(--ink);
  }
  .sig-row .meaning b{ display:block; font-weight: 700; margin-bottom: 2px; }
  .sig-row .meaning span{ color: var(--muted); font-weight: 400; }

  /* ——— новые разделы: процедуры, узлы, MOB, буи ——— */
  .proc-block{
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    margin: 0 0 16px;
  }
  .proc-title{
    font: 700 14px/1.3 ui-rounded, system-ui;
    padding: 12px 14px 8px;
    color: var(--accent);
    letter-spacing: .03em;
  }
  .proc-step{
    display: grid;
    grid-template-columns: 32px 1fr;
    align-items: start;
    padding: 8px 14px;
    border-top: 1px solid var(--paper-line);
    gap: 8px;
  }
  .proc-step .sn{
    font: 700 13px/1.5 ui-rounded;
    color: var(--bg);
    background: var(--accent);
    width: 24px; height: 24px;
    border-radius: 50%;
    display: grid; place-items: center;
    flex: 0 0 24px;
  }
  .proc-step .st{
    font: 600 13px/1.5 ui-rounded;
    color: var(--ink);
  }
  .proc-step .sd{
    font: 400 12px/1.4 ui-rounded;
    color: var(--muted);
    margin-top: 2px;
  }
  .proc-step.is-accent .sn{ background: #dc2626; }
  .proc-block.is-warn{ border-color: color-mix(in oklab, #dc2626 40%, var(--line)); }
  .proc-block.is-warn .proc-title{ color: #dc2626; }
  .proc-block.is-info{ border-color: color-mix(in oklab, var(--accent-2) 40%, var(--line)); }
  .proc-block.is-info .proc-title{ color: var(--accent-2); }
  .proc-block.is-info .proc-step .sn{ background: var(--accent-2); }

  .alpha-grid{
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(105px, 1fr));
    gap: 4px;
    margin: 0 0 16px;
  }
  .alpha-cell{
    display: flex; align-items: center; gap: 8px;
    padding: 6px 10px;
    background: var(--bg-2);
    border-radius: 8px;
    border: 1px solid var(--paper-line);
  }
  .alpha-cell .letter{
    font: 700 16px/1 "Iowan Old Style", Georgia;
    color: var(--accent);
    min-width: 18px; text-align: center;
  }
  .alpha-cell .word{
    font: 500 12px/1.2 ui-rounded;
    color: var(--ink);
  }

  .knot-card{
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
    padding: 14px;
    margin: 0 0 10px;
    background: var(--bg-2);
    cursor: pointer;
    transition: background .15s;
  }
  .knot-card.is-critical{ border-left: 4px solid var(--accent); }
  .knot-card .kn-head{
    display: flex; align-items: center; gap: 10px;
    margin-bottom: 4px;
  }
  .knot-card .kn-name{
    font: 700 15px/1.2 ui-rounded;
    color: var(--ink);
  }
  .knot-card .kn-en{
    font: 500 12px/1 ui-rounded;
    color: var(--muted);
  }
  .knot-card .kn-badge{
    font: 700 9px/1 ui-rounded;
    letter-spacing: .1em;
    text-transform: uppercase;
    padding: 3px 7px;
    border-radius: 6px;
    background: var(--accent);
    color: #fff;
  }
  .knot-card .kn-svg{
    margin: 8px 0 4px;
    background: color-mix(in oklab, var(--bg) 80%, var(--bg-2));
    border-radius: 8px;
    padding: 6px;
    text-align: center;
  }
  .knot-card .kn-svg svg{
    max-width: 160px;
    height: auto;
  }
  .knot-card .kn-use{
    font: 400 13px/1.45 ui-rounded;
    color: var(--ink-2);
    margin: 6px 0 0;
  }
  .knot-card .kn-tip{
    font: 500 12px/1.4 ui-rounded;
    color: var(--accent-2);
    margin: 8px 0 0;
    padding: 8px 10px;
    background: color-mix(in oklab, var(--accent-2) 8%, var(--bg));
    border-radius: 8px;
    display: none;
  }
  .knot-card.open .kn-tip{ display: block; }

  .cheat-grid{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }
  @media (max-width: 480px){
    .cheat-grid{ grid-template-columns: 1fr; }
  }
  .cheat-row{
    display: flex; align-items: center; gap: 10px;
    padding: 8px 12px;
    background: var(--bg-2);
    border-radius: 8px;
    border: 1px solid var(--paper-line);
  }
  .cheat-row .cr-sit{
    font: 500 12px/1.3 ui-rounded;
    color: var(--muted);
    flex: 1;
  }
  .cheat-row .cr-knot{
    font: 700 12px/1 ui-rounded;
    color: var(--accent);
    white-space: nowrap;
  }

  .mob-step{
    display: grid;
    grid-template-columns: 36px 1fr;
    gap: 10px;
    align-items: start;
    padding: 12px 14px;
    border-bottom: 1px solid var(--paper-line);
  }
  .mob-step:last-child{ border-bottom: 0; }
  .mob-step .mn{
    font: 700 16px/1 ui-rounded;
    color: #fff;
    background: #dc2626;
    width: 32px; height: 32px;
    border-radius: 50%;
    display: grid; place-items: center;
  }
  .mob-step .mt{
    font: 700 14px/1.3 ui-rounded;
    color: var(--ink);
  }
  .mob-step .md{
    font: 400 12px/1.4 ui-rounded;
    color: var(--muted);
    margin-top: 3px;
  }

  .distress-grid{
    display: grid;
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .distress-row{
    display: flex; align-items: center; gap: 10px;
    padding: 8px 12px;
    background: var(--bg-2);
    border-radius: 8px;
    border: 1px solid var(--paper-line);
  }
  .distress-row .dt{ font: 700 10px/1 ui-rounded; letter-spacing: .08em; text-transform: uppercase; padding: 3px 7px; border-radius: 5px; white-space: nowrap; }
  .distress-row .dt.is-radio{ background: #dc2626; color: #fff; }
  .distress-row .dt.is-visual{ background: #f59e0b; color: #000; }
  .distress-row .dt.is-signal{ background: var(--accent-2); color: #fff; }
  .distress-row .ds{ font: 500 13px/1.3 ui-rounded; color: var(--ink); }

  .beaufort-table{
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    margin: 0 0 16px;
  }
  .beaufort-row{
    display: grid;
    grid-template-columns: 36px 65px 1fr;
    align-items: center;
    border-bottom: 1px solid var(--paper-line);
    padding: 6px 10px;
    background: var(--bg-2);
    font: 400 12px/1.3 ui-rounded;
    color: var(--ink);
  }
  .beaufort-row:first-child{ font-weight: 700; background: color-mix(in oklab, var(--ink) 6%, var(--bg-2)); }
  .beaufort-row .bf-n{ font-weight: 700; text-align: center; }
  .beaufort-row .bf-w{ font: 500 11px/1.2 ui-rounded; color: var(--muted); }
  .beaufort-row .bf-d{ font: 400 12px/1.3 ui-rounded; }
  .beaufort-row.is-danger{ background: color-mix(in oklab, #dc2626 10%, var(--bg-2)); }
  .beaufort-row.is-danger .bf-n{ color: #dc2626; }

  .buoy-card{
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
    padding: 14px;
    margin: 0 0 10px;
    background: var(--bg-2);
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 12px;
    align-items: start;
  }
  .buoy-card .buoy-icon{
    width: 48px; height: 64px;
    border-radius: 6px;
    display: grid; place-items: center;
    font: 700 20px/1 ui-rounded;
    color: #fff;
  }
  .buoy-card .buoy-info .bi-name{ font: 700 14px/1.2 ui-rounded; color: var(--ink); margin-bottom: 4px; }
  .buoy-card .buoy-info .bi-row{ font: 400 12px/1.4 ui-rounded; color: var(--ink-2); margin: 2px 0; }
  .buoy-card .buoy-info .bi-row b{ color: var(--ink); font-weight: 600; }
  .buoy-card .buoy-info .bi-rule{ font: 600 12px/1.4 ui-rounded; color: var(--accent); margin-top: 6px; }

  .cardinal-compass{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin: 0 0 16px;
  }
  @media (max-width: 480px){
    .cardinal-compass{ grid-template-columns: 1fr; }
  }
  .cardinal-card{
    border: 1.25px solid var(--line);
    border-radius: var(--radius);
    padding: 12px;
    background: var(--bg-2);
  }
  .cardinal-card .cc-dir{
    font: 700 14px/1 ui-rounded;
    color: var(--ink);
    margin-bottom: 6px;
  }
  .cardinal-card .cc-row{ font: 400 12px/1.4 ui-rounded; color: var(--ink-2); margin: 3px 0; }
  .cardinal-card .cc-row b{ color: var(--ink); font-weight: 600; }
  .cardinal-card .cc-pass{ font: 700 12px/1 ui-rounded; color: var(--accent); margin-top: 8px; }

  .memo-block{
    border: 1.25px solid var(--accent-2);
    border-radius: var(--radius);
    padding: 14px;
    background: color-mix(in oklab, var(--accent-2) 6%, var(--bg));
    margin: 0 0 16px;
    font: 500 13px/1.5 ui-rounded;
    color: var(--ink);
  }
  .memo-block b{ color: var(--accent-2); }

  /* ——— нижняя панель ——— */
  .bottombar{
    position: fixed; left:0; right:0; bottom:0;
    padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
    background: color-mix(in oklab, var(--bg) 88%, transparent);
    backdrop-filter: blur(14px) saturate(1.1);
    -webkit-backdrop-filter: blur(14px) saturate(1.1);
    border-top: 1.25px solid color-mix(in oklab, var(--line) 25%, transparent);
    z-index: 50;
  }
  .bottombar .inner{
    max-width: 100%;
    margin: 0 auto;
    display:flex; gap: 8px; align-items:center;
  }
  @media (min-width: 600px){
    .bottombar .inner{ max-width: 760px; }
  }
  .credit{
    display: inline-flex; align-items: center; gap: 6px;
    font: 700 11px/1 ui-rounded; letter-spacing: .14em; text-transform: uppercase;
    color: var(--muted);
    white-space: nowrap;
  }
  .credit .led{
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 25%, transparent);
  }
  .btn{
    appearance:none; cursor:pointer;
    height: 44px; padding: 0 16px;
    border-radius: 12px;
    font: 700 14px/1 ui-rounded, system-ui;
    letter-spacing:.02em;
    border:1.25px solid var(--line);
    background: transparent; color: var(--ink);
    display:inline-flex; align-items:center; gap:8px;
  }
  .btn.primary{
    background: var(--ink); color: var(--bg);
    border-color: var(--ink);
  }
  .btn.danger{ color: var(--accent); border-color: var(--accent); }
  .btn .ic{ width:16px; height:16px; }
  .btn:active{ transform: translateY(1px); }
  .spacer{ flex:1; }

  /* статус оффлайн */
  .status{
    display:inline-flex; align-items:center; gap:6px;
    font: 700 11px/1 ui-rounded; letter-spacing:.14em; text-transform:uppercase;
    color: var(--muted);
  }
  .status .led{
    width:8px;height:8px;border-radius:50%;
    background: var(--done);
    box-shadow: 0 0 0 3px color-mix(in oklab, var(--done) 25%, transparent);
  }
  .status.off .led{ background: var(--muted); box-shadow: 0 0 0 3px color-mix(in oklab, var(--muted) 25%, transparent); }

  /* ——— модалка назначения ——— */
  .sheet-bg{
    position:fixed; inset:0; background: rgba(11,31,42,.35);
    display:none; z-index: 100;
    backdrop-filter: blur(2px);
  }
  .sheet-bg.open{ display:block; animation: fade .15s ease-out; }
  @keyframes fade { from{opacity:0} to{opacity:1} }
  .sheet{
    position:fixed; left:0; right:0; bottom:0; z-index: 101;
    transform: translateY(100%);
    transition: transform .25s cubic-bezier(.2,.7,.2,1);
    background: var(--bg);
    border-top-left-radius: 22px;
    border-top-right-radius: 22px;
    border-top: 1.25px solid var(--line);
    padding: 8px 18px calc(20px + env(safe-area-inset-bottom));
    max-width: 760px; margin: 0 auto;
    box-shadow: 0 -20px 60px rgba(11,31,42,.18);
  }
  .sheet.open{ transform: translateY(0); }
  .sheet .grab{
    width: 38px; height: 4px; border-radius: 99px;
    background: color-mix(in oklab, var(--line) 30%, transparent);
    margin: 6px auto 14px;
  }
  .sheet h3{
    margin: 0 0 4px;
    font: 700 18px/1.2 "Iowan Old Style", Georgia, serif;
  }
  .sheet .hint{
    color: var(--muted);
    font: 500 13px/1.4 ui-rounded;
    margin-bottom: 14px;
  }
  .sheet .who{
    display:flex; flex-direction:column; gap:6px;
    margin-bottom: 14px;
  }
  .sheet .row{
    display:flex; align-items:center; gap:12px;
    padding: 10px 12px; border-radius: 12px;
    border: 1.25px solid color-mix(in oklab, var(--line) 25%, transparent);
    cursor:pointer;
    user-select:none;
  }
  .sheet .row .dot{
    width:28px;height:28px;border-radius:50%;
    background: var(--c, var(--ink)); color: var(--bg);
    display:grid;place-items:center;
    font: 800 12px/1 ui-rounded;
  }
  .sheet .row .name{ font: 600 15px/1 ui-rounded; }
  .sheet .row .tag{ margin-left:auto; font: 600 11px/1 ui-rounded; color: var(--muted); letter-spacing:.1em; text-transform:uppercase; }
  .sheet .row[aria-checked="true"]{
    border-color: var(--c, var(--ink));
    background: color-mix(in oklab, var(--c, var(--ink)) 8%, transparent);
  }
  .sheet .row .checkmk{
    width:22px;height:22px; border-radius:50%;
    border: 1.5px solid color-mix(in oklab, var(--line) 35%, transparent);
    display:grid;place-items:center;
    margin-left:auto;
  }
  .sheet .row[aria-checked="true"] .checkmk{
    background: var(--c, var(--ink));
    border-color: var(--c, var(--ink));
    color: var(--bg);
  }
  .sheet .row[aria-checked="true"] .checkmk::after{
    content:""; width:8px;height:4px;
    border:2px solid #fff; border-top:0; border-right:0;
    transform: rotate(-45deg) translate(1px,-1px);
  }

  .sheet .actions{ display:flex; gap:8px; }
  .sheet .actions .btn{ flex:1; justify-content:center; }

  /* ——— компас в углу страницы (оформление) ——— */
  .compass{
    position: absolute;
    right: 18px; top: 18px;
    width: 64px; height: 64px;
    opacity: .9;
    pointer-events:none;
    color: var(--ink);
  }
  @media (max-width: 520px){
    .compass{ display:none; }
    .title{ font-size: 24px; }
  }

  /* ——— тосты ——— */
  .toast{
    position: fixed; left:50%; bottom: 80px;
    transform: translateX(-50%) translateY(20px);
    opacity:0; pointer-events:none;
    background: var(--ink); color: var(--bg);
    padding: 10px 14px; border-radius: 999px;
    font: 600 13px/1 ui-rounded;
    z-index: 200;
    transition: transform .25s, opacity .25s;
    box-shadow: 0 6px 24px rgba(0,0,0,.2);
  }
  .toast.show{ opacity:1; transform: translateX(-50%) translateY(0); }

  /* термины с вопросиком */
  .term{
    /* фраза термина переносится свободно; только последнее слово держится с ? */
    display: inline;
    border-bottom: 1.25px dotted color-mix(in oklab, var(--accent-2) 80%, transparent);
    cursor: help;
    color: inherit;
    padding-bottom: 1px;
  }
  .term .qmark{
    display: inline-grid;
    place-items: center;
    width: 14px; height: 14px;
    margin-left: 3px;
    vertical-align: 2px;
    border-radius: 50%;
    background: color-mix(in oklab, var(--accent-2) 18%, transparent);
    color: var(--accent-2);
    font: 800 9px/1 ui-rounded, system-ui;
    border: 1px solid color-mix(in oklab, var(--accent-2) 45%, transparent);
    transition: background .15s, transform .15s;
  }
  .term:hover .qmark, .term:focus-visible .qmark, .term.active .qmark{
    background: var(--accent-2);
    color: #fff;
    border-color: var(--accent-2);
    transform: scale(1.05);
  }
  .term:focus-visible{ outline: none; }
  .term .last-word{ white-space: nowrap; }
  li.item.done .term{ opacity: .65; }
  li.item.done .term .qmark{ opacity: .8; }

  /* попап с подсказкой */
  .tip{
    position: fixed;
    z-index: 250;
    max-width: min(320px, calc(100vw - 32px));
    background: var(--ink);
    color: var(--bg);
    padding: 12px 14px 13px;
    border-radius: 12px;
    font: 500 13px/1.45 ui-rounded, system-ui;
    box-shadow: 0 14px 40px rgba(11,31,42,.28), 0 2px 6px rgba(11,31,42,.15);
    opacity: 0;
    transform: translateY(4px);
    pointer-events: none;
    transition: opacity .15s, transform .15s;
  }
  .tip.show{ opacity: 1; transform: translateY(0); pointer-events: auto; }
  .tip h4{
    margin: 0 0 4px;
    font: 700 13px/1.2 ui-rounded;
    letter-spacing: .04em;
    color: var(--accent);
    text-transform: uppercase;
    font-size: 11px;
  }
  .tip .arrow{
    position: absolute;
    width: 10px; height: 10px;
    background: var(--ink);
    transform: rotate(45deg);
    z-index: -1;
  }
  @media print{
    .bottombar, .tabs, .compass, .assign-add{ display:none !important; }
    body{ background:#fff; }
    section.list{ display:block !important; page-break-inside: auto; }
    section.list + section.list{ margin-top: 24px; }
  }

  /* фокус доступность */
  button:focus-visible, .row:focus-visible, .item:focus-visible{
    outline: 2px solid var(--accent);
    outline-offset: 2px;
    border-radius: 8px;
  }

  /* мини-иконки */
  .ic{ width:16px;height:16px; stroke:currentColor; fill:none; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }


/* ========================================================================
   MULTI-SESSION BAR
   ======================================================================== */
.session-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 14px 0 16px;
  padding: 6px;
  background: color-mix(in oklab, var(--bg) 70%, var(--bg-2));
  border: 1.25px solid var(--line);
  border-radius: 14px;
  position: relative;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.session-bar::-webkit-scrollbar { display: none; }
.session-bar .sess-label {
  flex: 0 0 auto;
  padding: 0 10px 0 8px;
  font: 700 10px/1 ui-rounded, system-ui;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}
.session-bar .sess-chips {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1 1 auto;
  flex-wrap: nowrap;
  min-width: 0;
}
.sess-chip {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  background: transparent;
  border: 1.25px solid transparent;
  border-radius: 10px;
  font: 600 12px/1.2 ui-rounded, system-ui;
  color: var(--muted);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  flex: 0 0 auto;
  white-space: nowrap;
  min-height: 32px;
  transition: background .15s, color .15s, border-color .15s;
}
.sess-chip:hover { color: var(--ink); }
.sess-chip.active {
  background: var(--bg);
  color: var(--ink);
  border-color: var(--line);
  box-shadow: 0 1px 2px rgba(11,31,42,.08);
}
.sess-chip.active::before {
  content: "";
  width: 7px; height: 7px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}
.sess-chip.sess-add {
  border: 1.25px dashed color-mix(in oklab, var(--line) 50%, transparent);
  color: var(--accent);
  font-weight: 700;
  padding: 7px 14px;
}
.sess-chip.sess-add:hover {
  border-style: solid;
  background: color-mix(in oklab, var(--accent) 8%, transparent);
}
.sess-edit-ic {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: color-mix(in oklab, var(--accent) 18%, transparent);
  color: var(--accent);
  font: 800 12px/1 ui-rounded;
  margin-left: 2px;
}
@media (max-width: 480px) {
  .session-bar .sess-label { display: none; }
  .sess-chip { padding: 7px 10px; font-size: 11.5px; }
}

/* Compact session badge in header */





/* Session manager sheet (overlay) */
.sess-menu {
  position: fixed;
  inset: 0;
  background: rgba(11,31,42,.5);
  z-index: 999;
  display: none;
  align-items: flex-end;
  justify-content: center;
}
.sess-menu.is-open { display: flex; }
.sess-menu .sess-menu-card {
  background: var(--bg);
  border-radius: 18px 18px 0 0;
  width: 100%;
  max-width: 480px;
  padding: 22px 18px calc(env(safe-area-inset-bottom) + 22px);
  box-shadow: 0 -8px 32px rgba(11,31,42,.18);
  max-height: 85vh;
  overflow-y: auto;
}
@media (min-width: 600px) {
  .sess-menu { align-items: center; }
  .sess-menu .sess-menu-card { border-radius: 18px; max-height: 70vh; }
}
.sess-menu-card h3 {
  font: 700 17px/1.2 "Iowan Old Style", Georgia, serif;
  margin: 0 0 14px;
  color: var(--ink);
}
.sess-menu-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 4px;
  border-bottom: 1px dashed color-mix(in oklab, var(--line) 30%, transparent);
}
.sess-menu-row:last-child { border-bottom: 0; }
.sess-menu-row .nm {
  flex: 1 1 auto;
  font: 600 14px/1.3 ui-rounded, system-ui;
  color: var(--ink);
  min-width: 0;
  overflow-wrap: anywhere;
}
.sess-menu-row .nm.is-active { color: var(--accent); font-weight: 800; }
.sess-menu-row .nm .badge {
  display: inline-block;
  margin-left: 6px;
  padding: 2px 7px;
  font: 700 9px/1 ui-rounded;
  letter-spacing: .1em;
  text-transform: uppercase;
  background: var(--accent);
  color: #fff;
  border-radius: 5px;
  vertical-align: 1px;
}
.sess-menu-row .act {
  appearance: none;
  background: transparent;
  border: 1.25px solid var(--line);
  border-radius: 8px;
  padding: 6px 10px;
  font: 600 11px/1 ui-rounded;
  color: var(--muted);
  cursor: pointer;
  letter-spacing: .04em;
  text-transform: uppercase;
  flex-shrink: 0;
}
.sess-menu-row .act:hover { color: var(--ink); border-color: var(--ink); }
.sess-menu-row .act.danger { color: #b91c1c; border-color: color-mix(in oklab, #b91c1c 40%, var(--line)); }
.sess-menu-row .act.danger:hover { background: color-mix(in oklab, #b91c1c 10%, transparent); }
.sess-menu-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}
.sess-menu-actions button {
  flex: 1;
  appearance: none;
  padding: 12px;
  font: 700 13px/1 ui-rounded, system-ui;
  letter-spacing: .04em;
  border-radius: 12px;
  cursor: pointer;
  min-height: 46px;
}
.sess-menu-actions .primary {
  background: var(--accent);
  color: #fff;
  border: 0;
}
.sess-menu-actions .secondary {
  background: transparent;
  color: var(--muted);
  border: 1.25px solid var(--line);
}
.sess-input {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-2);
  border: 1.25px solid var(--line);
  border-radius: 10px;
  font: 500 14px/1.3 ui-rounded, system-ui;
  color: var(--ink);
  outline: none;
  margin: 0 0 8px;
}
.sess-input:focus { border-color: var(--accent); }
.sess-hint {
  font: 500 12px/1.4 ui-rounded;
  color: var(--muted);
  margin: 0 0 12px;
}


/* ========================================================================
   GLOSSARY (Словарь)
   ======================================================================== */
#mode-glossary .gloss-search {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex; gap: 8px; align-items: center;
  margin: 18px 0 8px;
  padding: 10px 0;
  background: color-mix(in oklab, var(--bg) 94%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
#mode-glossary .gloss-search input {
  flex: 1;
  appearance: none;
  padding: 12px 14px;
  background: var(--bg-2);
  border: 1.25px solid var(--line);
  border-radius: 12px;
  font: 500 15px/1.3 ui-rounded, system-ui;
  color: var(--ink);
  outline: none;
}
#mode-glossary .gloss-search input::placeholder { color: var(--muted); }
#mode-glossary .gloss-search input:focus { border-color: var(--accent); }
#mode-glossary .gloss-search button {
  appearance: none;
  background: var(--bg-2);
  border: 1.25px solid var(--line);
  color: var(--muted);
  width: 42px; height: 42px;
  border-radius: 12px;
  font: 600 16px/1 ui-rounded;
  cursor: pointer;
  flex-shrink: 0;
}
#mode-glossary .gloss-search button:hover { color: var(--ink); border-color: var(--ink); }

#mode-glossary .gloss-count {
  font: 600 11px/1 ui-rounded;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 4px 0 14px;
}

#mode-glossary .gloss-grp {
  margin: 0 0 28px;
}
#mode-glossary .gloss-letter {
  font: 700 22px/1 "Iowan Old Style", Georgia, serif;
  color: var(--accent);
  margin: 0 0 10px;
  padding-bottom: 6px;
  border-bottom: 1.25px solid color-mix(in oklab, var(--accent) 25%, var(--line));
}
#mode-glossary .gloss-item {
  padding: 12px 0;
  border-bottom: 1px dashed color-mix(in oklab, var(--line) 28%, transparent);
}
#mode-glossary .gloss-item:last-child { border-bottom: 0; }
#mode-glossary .gloss-title {
  font: 700 15px/1.3 ui-rounded, system-ui;
  color: var(--ink);
  margin: 0 0 4px;
}
#mode-glossary .gloss-text {
  font: 400 14px/1.5 ui-rounded, system-ui;
  color: color-mix(in oklab, var(--ink) 88%, transparent);
}
#mode-glossary .gloss-text mark {
  background: color-mix(in oklab, var(--accent) 22%, transparent);
  color: var(--ink);
  padding: 1px 3px;
  border-radius: 3px;
  font-weight: 600;
}
#mode-glossary .gloss-empty {
  padding: 30px 20px;
  text-align: center;
  color: var(--muted);
  font: 500 14px/1.4 ui-rounded;
}


/* Cross-reference links in headers */
.ref-link {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: .04em;
  text-transform: uppercase;
  font-size: 11px;
  border-bottom: 1.5px dotted color-mix(in oklab, var(--accent) 50%, transparent);
  padding-bottom: 1px;
  cursor: pointer;
}
.ref-link:hover {
  border-bottom-style: solid;
}


/* ========================================================================
   THEME OVERRIDES (manual selection)
   ======================================================================== */
html[data-theme="light"] {
  color-scheme: light;
}
html[data-theme="light"] body {
  /* force light vars (override prefers-color-scheme dark) */
}
html[data-theme="light"]:root,
html[data-theme="light"] {
  --bg:#f3efe6;
  --bg-2:#e9e2d2;
  --ink:#0b1f2a;
  --ink-2:#11324a;
  --line:#0b1f2a;
  --muted:#5a6672;
  --accent:#c2410c;
  --accent-2:#0e6b6b;
  --done:#0e6b6b;
  --warn:#b45309;
  --paper-line: rgba(11,31,42,.07);
  --correct:#16a34a;
  --wrong:#dc2626;
}
html[data-theme="dark"] {
  color-scheme: dark;
}
html[data-theme="dark"],
html[data-theme="dark"]:root {
  --bg:#0b1419;
  --bg-2:#0f1d25;
  --ink:#e7ddc6;
  --ink-2:#cfc3a6;
  --line:#e7ddc6;
  --muted:#8a96a0;
  --accent:#f97316;
  --accent-2:#5eead4;
  --done:#5eead4;
  --warn:#fbbf24;
  --paper-line: rgba(231,221,198,.08);
  --correct:#22c55e;
  --wrong:#ef4444;
}
html[data-theme="sea"] {
  color-scheme: dark;
}
html[data-theme="sea"],
html[data-theme="sea"]:root {
  --bg:#0a2740;
  --bg-2:#0e3553;
  --ink:#e6f0fa;
  --ink-2:#b8d6ee;
  --line:#a8c8e0;
  --muted:#7ba1c1;
  --accent:#f59e0b;
  --accent-2:#67e8f9;
  --done:#67e8f9;
  --warn:#fbbf24;
  --paper-line: rgba(232,240,250,.08);
  --correct:#34d399;
  --wrong:#fb7185;
}

/* ========================================================================
   HEADER SEARCH BUTTON
   ======================================================================== */






/* ========================================================================
   GLOBAL SEARCH MODAL
   ======================================================================== */
.global-search {
  position: fixed;
  inset: 0;
  background: rgba(11,31,42,.55);
  z-index: 1000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: max(20px, env(safe-area-inset-top)) 16px 20px;
}
.global-search.is-open { display: flex; }
.gs-card {
  background: var(--bg);
  border-radius: 16px;
  width: 100%;
  max-width: 640px;
  padding: 14px 16px 16px;
  box-shadow: 0 14px 40px rgba(11,31,42,.30);
  max-height: 80vh;
  display: flex;
  flex-direction: column;
}
.gs-top {
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1.25px solid var(--line);
  padding-bottom: 12px;
}
.gs-ic { width: 20px; height: 20px; color: var(--accent); flex-shrink: 0; }
.gs-top input {
  flex: 1;
  appearance: none;
  background: transparent;
  border: 0;
  outline: 0;
  font: 500 17px/1.3 ui-rounded, system-ui;
  color: var(--ink);
  padding: 4px 0;
}
.gs-top input::placeholder { color: var(--muted); }
.gs-close {
  appearance: none;
  background: var(--bg-2);
  border: 1.25px solid var(--line);
  color: var(--muted);
  width: 32px; height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font: 700 14px/1 ui-rounded;
  flex-shrink: 0;
}
.gs-close:hover { color: var(--ink); border-color: var(--ink); }
.gs-hint {
  font: 500 11px/1 ui-rounded;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 12px 0 8px;
}
.gs-results {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  flex: 1;
  margin: 0 -4px;
  padding: 0 4px;
}
.gs-row {
  display: block;
  width: 100%;
  appearance: none;
  background: transparent;
  border: 0;
  border-bottom: 1px dashed color-mix(in oklab, var(--line) 30%, transparent);
  text-align: left;
  padding: 12px 6px;
  cursor: pointer;
  transition: background .12s;
}
.gs-row:hover, .gs-row:focus { background: color-mix(in oklab, var(--accent) 8%, transparent); }
.gs-kind {
  font: 700 9.5px/1 ui-rounded;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}
.gs-title {
  font: 600 14px/1.3 ui-rounded;
  color: var(--ink);
  margin-bottom: 3px;
}
.gs-snip {
  font: 400 12.5px/1.4 ui-rounded;
  color: var(--muted);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.gs-results mark {
  background: color-mix(in oklab, var(--accent) 30%, transparent);
  color: var(--ink);
  padding: 1px 2px;
  border-radius: 3px;
  font-weight: 600;
}
.gs-empty {
  padding: 30px 20px;
  text-align: center;
  color: var(--muted);
  font: 500 14px/1.4 ui-rounded;
}

/* ========================================================================
   GROUPED MODE NAV
   ======================================================================== */
.modes.is-grouped {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 4px 0 0;
  margin: 14px 0 0;
}
.mode-cat {
  margin: 0;
  padding: 6px;
  border: 1.25px solid color-mix(in oklab, var(--line) 35%, transparent);
  border-radius: 12px;
  background: color-mix(in oklab, var(--bg) 70%, var(--bg-2));
  display: grid;
  grid-template-columns: minmax(96px, max-content) 1fr;
  gap: 8px;
  align-items: stretch;
}
.mode-cat-label {
  font: 700 10px/1.2 ui-rounded;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
  padding: 4px 10px 4px 6px;
  display: flex;
  align-items: center;
  white-space: nowrap;
  border-right: 1.25px solid color-mix(in oklab, var(--line) 25%, transparent);
}
.mode-cat-label::after { display: none; }
.mode-cat .modes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 4px;
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
}
@media (min-width: 600px) {
  .mode-cat { grid-template-columns: minmax(110px, max-content) 1fr; }
  .mode-cat .modes-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
}
}
@media (max-width: 380px) {
  .mode-cat { grid-template-columns: 1fr; gap: 4px; }
  .mode-cat-label { border-right: 0; border-bottom: 1.25px solid color-mix(in oklab, var(--line) 25%, transparent); padding: 2px 6px 6px; }
}
.tool-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}
.tool-field-label {
  font: 700 10.5px/1.25 ui-rounded;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: normal;
  word-break: keep-all;
  overflow-wrap: anywhere;
  min-height: 13px;
}
.tool-field-hint {
  font: 500 10.5px/1.3 ui-rounded;
  color: color-mix(in oklab, var(--muted) 85%, transparent);
}
.tool-input,
.tool-card input[type="number"],
.tool-card input[type="time"],
.tool-card input[type="date"],
.tool-card input[type="text"],
.tool-card select {
  appearance: none;
  -webkit-appearance: none;
  background: var(--bg);
  border: 1.25px solid color-mix(in oklab, var(--line) 60%, transparent);
  border-radius: 10px;
  padding: 11px 12px;
  /* 16px is critical — iOS zooms in on smaller font in inputs */
  font: 600 16px/1.2 ui-rounded, system-ui;
  color: var(--ink);
  outline: 0;
  min-height: 44px;
  text-transform: none;
  letter-spacing: 0;
  width: 100%;
  min-width: 0;
}
.tool-card input:focus,
.tool-card select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 18%, transparent);
}

/* ===== Output block ===== */
.tool-out {
  padding: 14px;
  background: color-mix(in oklab, var(--accent) 8%, var(--bg));
  border: 1.5px dashed color-mix(in oklab, var(--accent) 35%, var(--line));
  border-radius: 10px;
  font: 500 14px/1.55 ui-rounded;
  color: var(--ink);
  min-height: 56px;
  word-break: break-word;
  overflow-wrap: anywhere;
}
.tool-out b {
  color: var(--accent);
  font-weight: 800;
  font-size: 1.05em;
}
.tool-out.placeholder {
  background: var(--bg);
  border-style: solid;
  color: var(--muted);
  font-weight: 500;
}

/* ===== Tip / footnote ===== */
.tool-tip {
  padding: 10px 12px;
  background: color-mix(in oklab, var(--accent-2) 7%, transparent);
  border-radius: 8px;
  font: 400 12.5px/1.5 ui-rounded;
  color: color-mix(in oklab, var(--ink) 85%, transparent);
}
.tool-tip b { font-weight: 700; color: var(--ink); }

/* ===== Action buttons ===== */
.tool-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.tool-btn {
  appearance: none;
  background: transparent;
  border: 1.25px solid var(--line);
  color: var(--ink);
  border-radius: 10px;
  padding: 11px 14px;
  font: 600 13px/1 ui-rounded;
  letter-spacing: .02em;
  cursor: pointer;
  min-height: 44px;
  flex: 1;
  -webkit-tap-highlight-color: transparent;
  transition: background .15s, border-color .15s;
}
.tool-btn:hover { background: color-mix(in oklab, var(--ink) 6%, transparent); }
.tool-btn:disabled { opacity: .4; cursor: not-allowed; }
.tool-btn.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 700;
}
.tool-btn.primary:hover { background: color-mix(in oklab, var(--accent) 90%, #000); }
.tool-btn.danger {
  color: var(--wrong);
  border-color: color-mix(in oklab, var(--wrong) 40%, var(--line));
}
.tool-btn.danger:hover { background: color-mix(in oklab, var(--wrong) 10%, transparent); }
.tool-btn.subtle {
  background: var(--bg);
  color: var(--muted);
  border-color: color-mix(in oklab, var(--line) 50%, transparent);
}

/* ========================================================================
   INSTRUMENT-SPECIFIC READOUTS
   ======================================================================== */
.instr-display {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 16px;
  background: var(--bg);
  border-radius: 12px;
  border: 1.25px solid color-mix(in oklab, var(--line) 50%, transparent);
}
.instr-dial {
  flex-shrink: 0;
  width: 110px;
  height: 110px;
}
.instr-dial.is-wide {
  width: 140px;
  height: 80px;
}
.instr-dial svg {
  width: 100%;
  height: 100%;
  display: block;
}
.instr-values {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.instr-num {
  font: 800 36px/1 "Iowan Old Style", Georgia, serif;
  color: var(--accent);
  letter-spacing: -.01em;
}
.instr-num-secondary {
  font: 700 18px/1 "Iowan Old Style", Georgia, serif;
  color: var(--ink);
  opacity: .85;
}
.instr-num small,
.instr-num-secondary small {
  font: 600 10px/1 ui-rounded;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-left: 6px;
  vertical-align: 10px;
}
.instr-label {
  font: 600 11px/1.3 ui-rounded;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* GPS big readout: 2 numbers side-by-side */
.instr-big {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 16px;
  background: var(--bg);
  border-radius: 12px;
  border: 1.25px solid color-mix(in oklab, var(--line) 50%, transparent);
}
.instr-big .col {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: flex-start;
}
.instr-big .v {
  font: 800 38px/1 "Iowan Old Style", Georgia, serif;
  color: var(--accent);
}
.instr-big .v.small {
  font-size: 26px;
  color: var(--ink);
}
.instr-big .u {
  font: 700 9.5px/1 ui-rounded;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

/* GPS coordinates row */
.instr-coords {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
  padding: 10px;
  background: var(--bg);
  border-radius: 10px;
  border: 1.25px solid color-mix(in oklab, var(--line) 50%, transparent);
}
.instr-coords > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.instr-coords span {
  font: 700 9.5px/1 ui-rounded;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}
.instr-coords b {
  font: 700 13px/1.2 ui-monospace, monospace;
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Mini-map */
.instr-map {
  position: relative;
  background: var(--bg);
  border: 1.25px solid color-mix(in oklab, var(--line) 50%, transparent);
  border-radius: 12px;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.instr-map > svg {
  width: 100%;
  height: 100%;
  display: block;
}
.instr-map-empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font: 500 13px/1.5 ui-rounded;
}
.instr-map-meta {
  margin-top: 8px;
  font: 600 10.5px/1 ui-rounded;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ========================================================================
   LOGBOOK
   ======================================================================== */
.log-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 16px 0 14px;
}
.log-stat {
  background: var(--bg-2);
  border: 1.25px solid color-mix(in oklab, var(--line) 60%, transparent);
  border-radius: 12px;
  padding: 14px 10px;
  text-align: center;
  min-width: 0;
}
.log-stat b {
  display: block;
  font: 700 22px/1.1 "Iowan Old Style", Georgia, serif;
  color: var(--accent);
  margin-bottom: 4px;
  word-break: break-word;
  overflow-wrap: anywhere;
}
.log-stat span {
  font: 700 9.5px/1.2 ui-rounded;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}
.log-actions {
  display: flex;
  gap: 8px;
  margin: 0 0 18px;
  flex-wrap: wrap;
}
.log-actions .tool-btn { flex: 1; min-width: 0; }
.log-empty {
  text-align: center;
  padding: 50px 20px;
  color: var(--muted);
  font: 500 14px/1.5 ui-rounded;
}
.log-day {
  margin: 0 0 20px;
}
.log-day-h {
  font: 700 11px/1 ui-rounded;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 8px;
  padding-bottom: 6px;
  border-bottom: 1.25px solid color-mix(in oklab, var(--accent) 25%, var(--line));
}
.log-row {
  display: grid;
  grid-template-columns: 50px 22px 1fr;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px dashed color-mix(in oklab, var(--line) 25%, transparent);
  align-items: start;
}
.log-row:last-child { border-bottom: 0; }
.log-time {
  font: 700 12px/1.5 ui-monospace, monospace;
  color: var(--muted);
}
.log-icon {
  font-size: 13px;
  color: var(--accent-2);
  text-align: center;
  line-height: 1.6;
}
.log-text {
  font: 500 13.5px/1.45 ui-rounded;
  color: var(--ink);
  overflow-wrap: anywhere;
}
.log-meta {
  font: 500 11px/1.3 ui-rounded;
  color: var(--muted);
  margin-top: 2px;
}
.log-note-form {
  display: flex;
  gap: 8px;
  margin: 20px 0 0;
  padding: 14px;
  background: var(--bg-2);
  border: 1.25px solid color-mix(in oklab, var(--line) 60%, transparent);
  border-radius: 12px;
}
.log-note-form input {
  flex: 1;
  appearance: none;
  background: var(--bg);
  border: 1.25px solid var(--line);
  border-radius: 8px;
  padding: 11px 12px;
  font: 500 16px/1.3 ui-rounded;
  color: var(--ink);
  outline: 0;
  min-height: 44px;
  min-width: 0;
}
.log-note-form input:focus { border-color: var(--accent); }
.log-note-form button {
  appearance: none;
  background: var(--accent);
  color: #fff;
  border: 0;
  padding: 11px 18px;
  border-radius: 8px;
  font: 700 13px/1 ui-rounded;
  cursor: pointer;
  min-height: 44px;
  flex-shrink: 0;
}

/* ========================================================================
   SOS BUTTON + OVERLAY (kept)
   ======================================================================== */




.sos-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.78);
  z-index: 2000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 20px;
  overflow-y: auto;
}
.sos-overlay.is-open { display: flex; }
.sos-card {
  background: var(--bg);
  border-radius: 16px;
  max-width: 560px;
  width: 100%;
  box-shadow: 0 18px 48px rgba(0,0,0,.4);
  border: 2.5px solid var(--wrong);
  overflow: hidden;
}
.sos-head {
  display: flex;
  align-items: center;
  background: var(--wrong);
  color: #fff;
  padding: 14px 18px;
}
.sos-title {
  font: 800 16px/1.2 "Iowan Old Style", Georgia, serif;
  flex: 1;
  min-width: 0;
}
.sos-close {
  appearance: none;
  background: rgba(255,255,255,.18);
  border: 0;
  color: #fff;
  width: 32px; height: 32px;
  border-radius: 50%;
  font: 700 14px/1 ui-rounded;
  cursor: pointer;
  flex-shrink: 0;
}
.sos-card .sos-warn {
  background: color-mix(in oklab, var(--wrong) 8%, var(--bg-2));
  padding: 12px 18px;
  font: 500 13px/1.5 ui-rounded;
  color: var(--ink);
  border-bottom: 1px dashed color-mix(in oklab, var(--line) 30%, transparent);
}
.sos-section {
  padding: 14px 18px;
  border-bottom: 1px dashed color-mix(in oklab, var(--line) 25%, transparent);
}
.sos-section:last-of-type { border-bottom: 0; }
.sos-section .sos-h {
  font: 700 14px/1.3 ui-rounded;
  color: var(--ink);
  margin-bottom: 6px;
}
.sos-section.sos-tip {
  background: color-mix(in oklab, var(--accent-2) 8%, transparent);
  font: 500 13px/1.5 ui-rounded;
  color: var(--ink);
}
.sos-mip {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-top: 8px;
  font: 500 13.5px/1.5 ui-rounded;
  color: var(--ink);
}
.sos-mip b { color: var(--wrong); font-family: ui-monospace, monospace; font-weight: 800; }
.sos-list { margin: 6px 0 0 18px; padding: 0; font: 500 13.5px/1.6 ui-rounded; color: var(--ink); }
.sos-p { font: 500 13px/1.5 ui-rounded; color: var(--muted); margin: 4px 0 0; }
.sos-actions {
  display: flex;
  gap: 8px;
  padding: 12px 16px 16px;
  flex-wrap: wrap;
}
.sos-action {
  appearance: none;
  flex: 1;
  background: var(--bg-2);
  border: 1.25px solid var(--line);
  color: var(--ink);
  padding: 12px 14px;
  border-radius: 10px;
  font: 600 13px/1 ui-rounded;
  cursor: pointer;
  min-height: 44px;
}
.sos-action.danger { background: var(--wrong); color: #fff; border-color: var(--wrong); }

/* ========================================================================
   KNOT REPLAY BUTTON (kept)
   ======================================================================== */
.knot-replay-btn {
  appearance: none;
  display: block;
  width: 100%;
  margin: 10px 0 0;
  padding: 10px 12px;
  background: color-mix(in oklab, var(--accent) 10%, var(--bg-2));
  border: 1.25px dashed color-mix(in oklab, var(--accent) 35%, var(--line));
  color: var(--accent);
  border-radius: 8px;
  font: 700 11px/1 ui-rounded;
  letter-spacing: .06em;
  text-transform: uppercase;
  cursor: pointer;
  min-height: 38px;
}
.knot-replay-btn:hover { background: color-mix(in oklab, var(--accent) 18%, var(--bg-2)); border-style: solid; }



/* ========================================================================
   TOOLS — Calculator / Instruments / Log (full clean stylesheet)
   ======================================================================== */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 360px), 1fr));
  gap: 16px;
  margin: 16px 0 28px;
  align-items: start;
}
.tool-card {
  background: var(--bg-2);
  border: 1.25px solid color-mix(in oklab, var(--line) 70%, transparent);
  border-radius: 16px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
  container-type: inline-size;
  container-name: toolcard;
}
.tool-card-full { grid-column: 1 / -1; }

.tool-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-width: 0;
}
.tool-icon {
  flex-shrink: 0;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: color-mix(in oklab, var(--accent) 12%, transparent);
  display: grid;
  place-items: center;
  font-size: 20px;
  line-height: 1;
}
.tool-head-text { min-width: 0; flex: 1; }
.tool-head h3 {
  margin: 0 0 4px;
  font: 700 16px/1.25 "Iowan Old Style", "Charter", Georgia, serif;
  color: var(--ink);
}
.tool-head p {
  margin: 0;
  font: 400 13px/1.45 ui-rounded, system-ui;
  color: var(--muted);
}

.tool-fields {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  min-width: 0;
}
.tool-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
  overflow: hidden;
}
.tool-field-label {
  font: 700 10.5px/1.25 ui-rounded;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: normal;
  overflow-wrap: anywhere;
  min-height: 13px;
}
.tool-field-hint {
  font: 500 10.5px/1.3 ui-rounded;
  color: color-mix(in oklab, var(--muted) 85%, transparent);
}

.tool-card input[type="number"],
.tool-card input[type="time"],
.tool-card input[type="date"],
.tool-card input[type="text"],
.tool-card select {
  appearance: none;
  -webkit-appearance: none;
  background: var(--bg);
  border: 1.25px solid color-mix(in oklab, var(--line) 60%, transparent);
  border-radius: 10px;
  padding: 11px 12px;
  font: 600 16px/1.2 ui-rounded, system-ui;
  color: var(--ink);
  outline: 0;
  min-height: 44px;
  text-transform: none;
  letter-spacing: 0;
  width: 100%;
  min-width: 0;
}
.tool-card input:focus,
.tool-card select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 18%, transparent);
}

.tool-out {
  padding: 14px;
  background: color-mix(in oklab, var(--accent) 8%, var(--bg));
  border: 1.5px dashed color-mix(in oklab, var(--accent) 35%, var(--line));
  border-radius: 10px;
  font: 500 14px/1.55 ui-rounded;
  color: var(--ink);
  min-height: 56px;
  word-break: break-word;
  overflow-wrap: anywhere;
}
.tool-out b { color: var(--accent); font-weight: 800; font-size: 1.05em; }
.tool-out.placeholder {
  background: var(--bg);
  border-style: solid;
  border-color: color-mix(in oklab, var(--line) 50%, transparent);
  color: var(--muted);
  font-weight: 500;
}

.tool-tip {
  padding: 10px 12px;
  background: color-mix(in oklab, var(--accent-2) 7%, transparent);
  border-radius: 8px;
  font: 400 12.5px/1.5 ui-rounded;
  color: color-mix(in oklab, var(--ink) 85%, transparent);
}
.tool-tip b { font-weight: 700; color: var(--ink); }

.tool-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.tool-btn {
  appearance: none;
  background: transparent;
  border: 1.25px solid var(--line);
  color: var(--ink);
  border-radius: 10px;
  padding: 11px 14px;
  font: 600 13px/1 ui-rounded;
  letter-spacing: .02em;
  cursor: pointer;
  min-height: 44px;
  flex: 1;
  -webkit-tap-highlight-color: transparent;
  transition: background .15s, border-color .15s;
}
.tool-btn:hover { background: color-mix(in oklab, var(--ink) 6%, transparent); }
.tool-btn:disabled { opacity: .4; cursor: not-allowed; }
.tool-btn.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 700;
}
.tool-btn.primary:hover { background: color-mix(in oklab, var(--accent) 90%, #000); }
.tool-btn.danger {
  color: var(--wrong);
  border-color: color-mix(in oklab, var(--wrong) 40%, var(--line));
}
.tool-btn.danger:hover { background: color-mix(in oklab, var(--wrong) 10%, transparent); }
.tool-btn.subtle {
  background: var(--bg);
  color: var(--muted);
  border-color: color-mix(in oklab, var(--line) 50%, transparent);
}

/* Container queries: widen fields only when the CARD itself has room */
@container toolcard (min-width: 360px) {
  .tool-fields.cols-2 { grid-template-columns: 1fr 1fr; }
}
@container toolcard (min-width: 480px) {
  .tool-fields.cols-3 { grid-template-columns: repeat(3, 1fr); }
}
@supports not (container-type: inline-size) {
  @media (min-width: 720px) {
    .tool-fields.cols-2 { grid-template-columns: 1fr 1fr; }
  }
  @media (min-width: 900px) {
    .tool-fields.cols-3 { grid-template-columns: repeat(3, 1fr); }
  }
}



/* ========================================================================
   HEADER (single source of truth)
   ======================================================================== */
.brand .logo {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  display: grid;
  place-items: center;
  color: var(--ink);
}
.brand .logo svg { width: 100%; height: 100%; display: block; }
.brand-text h1 {
  font: 700 13px/1 ui-rounded, system-ui;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin: 0;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.brand-text .sub {
  font: 500 10px/1 ui-rounded, system-ui;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.brand .meta .date {
  font: 600 11px/1 ui-rounded, system-ui;
  color: var(--muted);
  letter-spacing: .02em;
  white-space: nowrap;
}

/* Header buttons — uniform 36px circles, consistent spacing */


/* Responsive header: progressive simplification */
@media (max-width: 720px) {
  
}
@media (max-width: 480px) {
  .brand-text .sub { display: none; }
  }
@media (max-width: 380px) {
  .brand .logo { width: 28px; height: 28px; flex: 0 0 28px; }
  .brand-text h1 { font-size: 12px; }
  }


/* ========================================================================
   HEADER (single source of truth)
   ======================================================================== */
header.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0 16px;
  border-bottom: 1.5px solid var(--line);
  min-width: 0;
  flex-wrap: nowrap;
}
.brand-main {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
}
.brand .logo {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  display: grid;
  place-items: center;
  color: var(--ink);
}
.brand .logo svg { width: 100%; height: 100%; display: block; }
.brand-text {
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.brand-text h1 {
  font: 700 13px/1 ui-rounded, system-ui;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin: 0;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.brand-text .sub {
  font: 500 10px/1 ui-rounded, system-ui;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.brand .meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  margin-left: auto;
}
.brand .meta .date {
  font: 600 11px/1 ui-rounded, system-ui;
  color: var(--muted);
  letter-spacing: .02em;
  white-space: nowrap;
}
.cap-search {
  appearance: none;
  background: var(--bg-2);
  border: 1.25px solid color-mix(in oklab, var(--line) 50%, transparent);
  border-radius: 50%;
  width: 36px; height: 36px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: background .15s, border-color .15s, transform .1s;
}
.cap-search:hover {
  background: color-mix(in oklab, var(--accent) 12%, var(--bg-2));
  border-color: var(--accent);
  color: var(--accent);
}
.cap-search:active { transform: scale(.92); }
.cap-search svg { width: 17px; height: 17px; display: block; }
.cap-sos {
  appearance: none;
  background: var(--wrong);
  border: 0;
  color: #fff;
  border-radius: 50%;
  width: 36px; height: 36px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  box-shadow: 0 0 0 0 var(--wrong);
  animation: sosPulse 2.5s ease-out infinite;
  transition: transform .1s;
}
.cap-sos:active { transform: scale(.92); }
.cap-sos svg { width: 18px; height: 18px; display: block; }
@keyframes sosPulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in oklab, var(--wrong) 55%, transparent); }
  70%  { box-shadow: 0 0 0 10px transparent; }
  100% { box-shadow: 0 0 0 10px transparent; }
}
.cap-sess {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px 8px 11px;
  background: color-mix(in oklab, var(--accent) 12%, var(--bg-2));
  border: 1.25px solid color-mix(in oklab, var(--accent) 45%, var(--line));
  border-radius: 999px;
  color: var(--accent);
  font: 700 11.5px/1 ui-rounded, system-ui;
  letter-spacing: .05em;
  text-transform: uppercase;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  white-space: nowrap;
  transition: background .15s, transform .1s;
  min-height: 36px;
  max-width: 160px;
  overflow: hidden;
  flex-shrink: 0;
}
.cap-sess::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 20%, transparent);
}
.cap-sess > span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}
.cap-sess:hover { background: color-mix(in oklab, var(--accent) 22%, var(--bg-2)); }
.cap-sess:active { transform: scale(.96); }

/* Responsive: progressively hide non-essential header parts */
@media (max-width: 720px) {
  .brand .meta .date { display: none; }
}
@media (max-width: 480px) {
  .brand-text .sub { display: none; }
  header.brand { padding: 6px 0 14px; }
  .cap-sess { max-width: 110px; padding: 8px 12px 8px 10px; font-size: 11px; }
}
@media (max-width: 380px) {
  .brand .logo { width: 28px; height: 28px; flex: 0 0 28px; }
  .brand-text h1 { font-size: 12px; }
  .cap-sess { max-width: 90px; padding: 8px 10px 8px 9px; }
}


/* ========================================================================
   ONBOARDING OVERLAY
   ======================================================================== */
.onb-overlay {
  position: fixed; inset: 0;
  background: rgba(11,31,42,.7);
  z-index: 1500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.onb-card {
  background: var(--bg);
  border-radius: 18px;
  max-width: 420px;
  width: 100%;
  padding: 32px 24px 24px;
  box-shadow: 0 18px 60px rgba(11,31,42,.40);
  text-align: center;
}
.onb-emoji { font-size: 56px; line-height: 1; margin-bottom: 12px; }
.onb-card h3 { font: 700 22px/1.2 "Iowan Old Style", "Charter", Georgia, serif; color: var(--ink); margin: 0 0 10px; }
.onb-card p { font: 400 15px/1.55 ui-rounded, system-ui; color: color-mix(in oklab, var(--ink) 85%, transparent); margin: 0 0 8px; }
.onb-card kbd {
  display: inline-block;
  padding: 2px 7px;
  background: var(--bg-2);
  border: 1.25px solid var(--line);
  border-bottom-width: 2.5px;
  border-radius: 5px;
  font: 700 12px/1 ui-monospace, monospace;
  color: var(--ink);
}
.onb-dots { display: flex; gap: 6px; justify-content: center; margin: 20px 0 18px; }
.onb-dot { width: 7px; height: 7px; background: color-mix(in oklab, var(--ink) 22%, transparent); border-radius: 50%; transition: background .2s, transform .2s; }
.onb-dot.active { background: var(--accent); transform: scale(1.4); }
.onb-actions { display: flex; gap: 8px; }
.onb-actions button {
  flex: 1; appearance: none; padding: 14px 16px;
  font: 700 14px/1 ui-rounded; letter-spacing: .03em;
  border-radius: 12px; cursor: pointer; min-height: 48px;
}
.onb-actions .onb-skip { background: transparent; color: var(--muted); border: 1.25px solid var(--line); }
.onb-actions .onb-next { background: var(--accent); color: #fff; border: 0; }

/* ========================================================================
   EXAM TIMER + VERDICT
   ======================================================================== */
#mode-exam .exam-timer {
  margin-left: auto;
  padding: 6px 12px;
  background: var(--accent);
  color: #fff;
  border-radius: 999px;
  font: 800 14px/1 ui-monospace, "SF Mono", monospace;
  letter-spacing: .04em;
  white-space: nowrap;
  flex-shrink: 0;
}
#mode-exam .exam-timer.is-low {
  animation: examTimerBlink 1s ease-in-out infinite;
  background: var(--wrong);
}
@keyframes examTimerBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
#mode-exam .exam-verdict {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 12px;
  font: 800 16px/1.3 "Iowan Old Style", Georgia, serif;
  letter-spacing: .01em;
}
#mode-exam .exam-verdict.pass {
  background: color-mix(in oklab, var(--correct) 15%, transparent);
  color: var(--correct);
  border: 1.5px solid var(--correct);
}
#mode-exam .exam-verdict.fail {
  background: color-mix(in oklab, var(--wrong) 15%, transparent);
  color: var(--wrong);
  border: 1.5px solid var(--wrong);
}
#mode-exam .topic-btn.full-exam {
  grid-column: 1 / -1;
  background: color-mix(in oklab, var(--accent) 12%, var(--bg-2));
  border: 1.5px solid var(--accent);
  font-weight: 700;
}

/* ========================================================================
   SECTION-NAV arrows in checklist
   ======================================================================== */
.section-nav {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin: 24px 0 12px;
  padding-top: 16px;
  border-top: 1.25px dashed color-mix(in oklab, var(--line) 25%, transparent);
}
.section-nav > span { flex: 1; }
.section-nav-btn {
  appearance: none;
  background: transparent;
  border: 1.25px solid var(--line);
  color: var(--muted);
  border-radius: 12px;
  padding: 12px 14px;
  font: 600 12px/1.2 ui-rounded;
  letter-spacing: .03em;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  text-align: left;
  flex: 0 1 auto;
  max-width: 50%;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background .15s, color .15s, border-color .15s;
  min-height: 44px;
}
.section-nav-btn:hover { color: var(--ink); border-color: var(--ink); }
.section-nav-btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); margin-left: auto; }
.section-nav-btn.primary:hover { background: color-mix(in oklab, var(--accent) 88%, #000); color: #fff; }
.section-nav-btn .snav-label { font-weight: 800; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Cross-reference links in headers */
.ref-link {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: .04em;
  text-transform: uppercase;
  font-size: 11px;
  border-bottom: 1.5px dotted color-mix(in oklab, var(--accent) 50%, transparent);
  padding-bottom: 1px;
  cursor: pointer;
}
.ref-link:hover { border-bottom-style: solid; }

/* Knot replay button */
.knot-replay-btn {
  appearance: none;
  display: block;
  width: 100%;
  margin: 10px 0 0;
  padding: 10px 12px;
  background: color-mix(in oklab, var(--accent) 10%, var(--bg-2));
  border: 1.25px dashed color-mix(in oklab, var(--accent) 35%, var(--line));
  color: var(--accent);
  border-radius: 8px;
  font: 700 11px/1 ui-rounded;
  letter-spacing: .06em;
  text-transform: uppercase;
  cursor: pointer;
  min-height: 38px;
}
.knot-replay-btn:hover { background: color-mix(in oklab, var(--accent) 18%, var(--bg-2)); border-style: solid; }


/* Hide decorative compass (was overlapping header buttons) */
.compass { display: none !important; }


/* ========================================================================
   LIGHTS module styles (restored, scoped)
   ======================================================================== */

  #mode-lights{
    --bg:#f3efe6;
    --bg-2:#e9e2d2;
    --ink:#0b1f2a;
    --ink-2:#11324a;
    --line:#0b1f2a;
    --muted:#5a6672;
    --accent:#c2410c;
    --accent-2:#0e6b6b;
    --done:#0e6b6b;
    --warn:#b45309;
    --paper-line: rgba(11,31,42,.07);
    --shadow: 0 1px 0 rgba(11,31,42,.06);
    --radius: 14px;
    --tap: 44px;
    --correct: #16a34a;
    --wrong: #dc2626;
    color-scheme: light dark;
  }
  @media (prefers-color-scheme: dark){
    #mode-lights{
      --bg:#0b1419;
      --bg-2:#0f1d25;
      --ink:#e7ddc6;
      --ink-2:#cfc3a6;
      --line:#e7ddc6;
      --muted:#8a96a0;
      --accent:#f97316;
      --accent-2:#5eead4;
      --done:#5eead4;
      --paper-line: rgba(231,221,198,.08);
      --correct: #22c55e;
      --wrong: #ef4444;
    }
  }

  #mode-lights *{box-sizing:border-box}
  #mode-lights html{margin:0;padding:0;max-width:100%}
  {overflow-x:clip}
  {
    background:
      repeating-linear-gradient(0deg, transparent 0 31px, var(--paper-line) 31px 32px),
      var(--bg);
    color:var(--ink);
    font-family: ui-rounded, -apple-system, BlinkMacSystemFont, "SF Pro Rounded", "Segoe UI", system-ui, sans-serif;
    font-feature-settings: "ss01","cv11";
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    padding: env(safe-area-inset-top) env(safe-area-inset-right) calc(env(safe-area-inset-bottom) + 24px) env(safe-area-inset-left);
    min-height: 100vh;
  }

  #mode-lights .wrap{max-width:760px;margin:0 auto;padding:18px 14px 0;width:100%}
  @media (min-width:600px){#mode-lights .wrap{padding:22px 22px 0}}

  #mode-lights .back{
    display:inline-flex;align-items:center;gap:6px;
    font:600 13px/1 ui-rounded,system-ui;
    color:var(--accent);text-decoration:none;
    padding:8px 0;margin-bottom:8px;
    letter-spacing:.02em;
  }
  #mode-lights .back:hover{text-decoration:underline}

  #mode-lights header.brand{
    display:flex;align-items:center;gap:10px;
    padding:4px 0 16px;
    border-bottom:1.5px solid var(--line);
    flex-wrap:wrap;min-width:0;
  }
  #mode-lights .brand-main{display:flex;align-items:center;gap:10px;min-width:0;flex:1 1 auto}
  #mode-lights .logo{width:32px;height:32px;flex:0 0 32px;display:grid;place-items:center;color:var(--ink)}
  #mode-lights .logo svg{width:100%;height:100%}
  #mode-lights .brand-text{min-width:0;flex:1 1 auto}
  #mode-lights .brand h1{font:600 12px/1 ui-rounded,system-ui;letter-spacing:.16em;text-transform:uppercase;margin:0;color:var(--ink)}
  #mode-lights .brand .sub{font:500 10px/1 ui-rounded,system-ui;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-top:4px}
  @media (max-width:480px){#mode-lights .brand-text h1{font-size:11px}#mode-lights .brand-text .sub{display:none}}

  #mode-lights .title{
    margin:22px 0 6px;
    font:700 26px/1.15 "Iowan Old Style","Charter","Georgia",serif;
    letter-spacing:-.01em;
    overflow-wrap:break-word;
  }
  @media (min-width:600px){#mode-lights .title{font-size:32px;line-height:1.1}}
  #mode-lights .lead{color:var(--muted);font:500 14px/1.5 ui-rounded,system-ui;margin:6px 0 18px}

  /* tabs */
  #mode-lights .tabs{
    display:flex;gap:0;margin:0 0 20px;
    border:1.25px solid color-mix(in oklab, var(--line) 30%, transparent);
    border-radius:10px;overflow:hidden;
  }
  #mode-lights .tab{
    flex:1;appearance:none;border:0;
    padding:12px 8px;
    font:700 12px/1 ui-rounded,system-ui;
    letter-spacing:.03em;cursor:pointer;
    background:transparent;color:var(--muted);
    -webkit-tap-highlight-color:transparent;
    transition:background .15s,color .15s;
    text-align:center;
  }
  @media (min-width:480px){#mode-lights .tab{padding:12px 16px;font-size:13px;letter-spacing:.04em}}
  #mode-lights .tab:hover{color:var(--ink)}
  #mode-lights .tab.active{background:var(--accent);color:#fff}
  #mode-lights .tab+.tab{border-left:1.25px solid color-mix(in oklab, var(--line) 20%, transparent)}

  #mode-lights .hidden{display:none!important}

  /* Reference mode */
  #mode-lights .ref-section{margin:0 0 28px}
  #mode-lights .ref-title{
    font:700 18px/1.2 "Iowan Old Style","Charter","Georgia",serif;
    margin:0 0 4px;color:var(--ink);
  }
  #mode-lights .ref-subtitle{
    font:500 13px/1.4 ui-rounded,system-ui;
    color:var(--muted);margin:0 0 12px;
  }
  #mode-lights .ref-notes{
    font:500 13px/1.5 ui-rounded,system-ui;
    color:var(--ink-2);margin:8px 0 0;
    padding:10px 12px;
    border-radius:8px;
    background:color-mix(in oklab, var(--done) 8%, transparent);
  }
  #mode-lights .ref-notes strong{color:var(--ink)}
  #mode-lights .ref-views{
    display:flex;flex-wrap:wrap;gap:10px;margin:0;
  }
  #mode-lights .ref-card-wrap{
    display:flex;flex-direction:column;align-items:center;gap:4px;
  }
  #mode-lights .ref-label{
    font:600 11px/1.2 ui-rounded,system-ui;
    color:var(--muted);text-align:center;
    letter-spacing:.02em;
  }
  #mode-lights .ref-day{
    display:flex;align-items:center;gap:6px;
    margin:8px 0 0;
    padding:8px 12px;
    border-radius:8px;
    background:color-mix(in oklab, var(--line) 8%, transparent);
    font:500 12px/1.4 ui-rounded,system-ui;
    color:var(--ink-2);
  }
  #mode-lights .ref-day svg{flex-shrink:0}

  #mode-lights .ref-section+.ref-section{
    border-top:1px dashed color-mix(in oklab, var(--line) 20%, transparent);
    padding-top:24px;
  }

  /* Test mode */
  #mode-lights .score-bar{
    margin:0 0 16px;
    border:1.25px solid var(--line);
    border-radius:var(--radius);
    padding:12px 14px;
    display:flex;align-items:center;gap:12px;
    background:color-mix(in oklab, var(--bg) 80%, var(--bg-2));
    min-width:0;flex-wrap:wrap;
  }
  #mode-lights .score-bar .num{
    font:700 20px/1 "Iowan Old Style",Georgia,serif;
    flex-shrink:0;white-space:nowrap;
  }
  #mode-lights .score-bar .num span{color:var(--muted);font-size:13px;font-weight:600}
  #mode-lights .bar{
    flex:1 1 0;min-width:60px;
    height:8px;border-radius:999px;
    background:color-mix(in oklab, var(--line) 14%, transparent);
    overflow:hidden;position:relative;
  }
  #mode-lights .bar>i{display:block;height:100%;width:0%;background:var(--done);transition:width .35s cubic-bezier(.2,.7,.2,1);border-radius:999px}
  #mode-lights .score-bar .pct{
    font:700 13px/1 ui-rounded;color:var(--done);flex-shrink:0;
  }
  #mode-lights .score-bar.has-wrong .pct{color:var(--warn)}

  #mode-lights .test-card{
    border:1.25px solid color-mix(in oklab, var(--line) 30%, transparent);
    border-radius:var(--radius);
    padding:16px;margin:0 0 12px;
    background:color-mix(in oklab, var(--bg) 90%, var(--bg-2));
  }
  #mode-lights .test-card .q-num{
    font:700 11px/1 ui-rounded;letter-spacing:.12em;text-transform:uppercase;
    color:var(--muted);margin:0 0 10px;
  }
  #mode-lights .test-svg-wrap{
    display:flex;justify-content:center;margin:0 0 14px;
  }
  #mode-lights .test-svg-wrap svg{max-width:100%;height:auto}
  #mode-lights .test-card .q-text{
    font:500 14px/1.5 ui-rounded,system-ui;
    color:var(--ink);margin:0 0 12px;
  }
  #mode-lights .test-card .q-options{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:6px}
  #mode-lights .q-opt{
    appearance:none;background:transparent;border:1.25px solid color-mix(in oklab, var(--line) 25%, transparent);
    border-radius:10px;padding:11px 14px;
    font:500 14px/1.4 ui-rounded,system-ui;color:var(--ink);
    cursor:pointer;text-align:left;width:100%;
    transition:background .15s,border-color .15s,color .15s;
    -webkit-tap-highlight-color:transparent;
  }
  #mode-lights .q-opt:hover:not(.locked){border-color:var(--accent);background:color-mix(in oklab, var(--accent) 6%, transparent)}
  #mode-lights .q-opt.locked{cursor:default}
  #mode-lights .q-opt.chosen-correct{
    border-color:var(--correct);
    background:color-mix(in oklab, var(--correct) 12%, transparent);
    color:var(--correct);font-weight:700;
  }
  #mode-lights .q-opt.chosen-wrong{
    border-color:var(--wrong);
    background:color-mix(in oklab, var(--wrong) 12%, transparent);
    color:var(--wrong);font-weight:700;
    text-decoration:line-through;
  }
  #mode-lights .q-opt.show-correct{
    border-color:var(--correct);
    background:color-mix(in oklab, var(--correct) 8%, transparent);
    font-weight:600;
  }
  #mode-lights .q-explanation{
    margin:10px 0 0;padding:10px 12px;
    border-radius:8px;
    background:color-mix(in oklab, var(--done) 8%, transparent);
    font:500 13px/1.45 ui-rounded,system-ui;
    color:var(--ink-2);
    display:none;
  }
  #mode-lights .test-card.answered .q-explanation{display:block}

  #mode-lights .actions{display:flex;gap:8px;margin:16px 0 24px;flex-wrap:wrap}
  #mode-lights .btn{
    appearance:none;border:0;
    padding:12px 20px;border-radius:10px;
    font:700 13px/1 ui-rounded,system-ui;
    letter-spacing:.04em;cursor:pointer;
    -webkit-tap-highlight-color:transparent;
    transition:background .15s,transform .1s;
  }
  #mode-lights .btn:active{transform:scale(.97)}
  #mode-lights .btn-primary{background:var(--accent);color:#fff}
  #mode-lights .btn-primary:hover{background:color-mix(in oklab, var(--accent) 85%, #000)}
  #mode-lights .btn-secondary{background:color-mix(in oklab, var(--line) 12%, transparent);color:var(--ink)}
  #mode-lights .btn-secondary:hover{background:color-mix(in oklab, var(--line) 20%, transparent)}

  #mode-lights .summary{
    border:1.25px solid var(--line);
    border-radius:var(--radius);
    padding:20px;margin:0 0 24px;
    background:color-mix(in oklab, var(--bg) 80%, var(--bg-2));
  }
  #mode-lights .summary h3{
    font:700 18px/1.2 "Iowan Old Style",Georgia,serif;
    margin:0 0 12px;
  }
  #mode-lights .summary .final-score{
    font:700 28px/1 "Iowan Old Style",Georgia,serif;
    color:var(--done);margin:0 0 16px;
  }
  #mode-lights .summary .final-score.low{color:var(--warn)}
  #mode-lights .summary .final-score.fail{color:var(--wrong)}
  #mode-lights .wrong-list{margin:12px 0 0;padding:0;list-style:none}
  #mode-lights .wrong-list li{
    padding:10px 0;
    border-bottom:1px dashed color-mix(in oklab, var(--line) 20%, transparent);
    font:500 13px/1.45 ui-rounded,system-ui;
  }
  #mode-lights .wrong-list li:last-child{border-bottom:0}
  #mode-lights .wrong-list .wq{font-weight:700;color:var(--ink);display:block;margin-bottom:4px}
  #mode-lights .wrong-list .wa{color:var(--wrong);font-size:12px}
  #mode-lights .wrong-list .wr{color:var(--correct);font-size:12px}

  #mode-lights .best-score{
    font:500 12px/1.4 ui-rounded,system-ui;
    color:var(--muted);margin:0 0 12px;
    text-align:center;
  }
  #mode-lights .best-score strong{color:var(--done)}

  #mode-lights ::-webkit-scrollbar{width:6px;height:6px}
  #mode-lights ::-webkit-scrollbar-thumb{background:color-mix(in oklab, var(--line) 25%, transparent);border-radius:999px}