/* Form: one stylesheet, mobile first, in cascade layers so order (not selector weight) decides.
   Phone: top bar + bottom tab bar, single column. ≥ 640px: wider grids. ≥ 900px: sidebar, two-column pages.
   ≥ 1280px: superset pairs side by side.

   Design rules
   - Cards (.panel) are for things you act on: forms, workout blocks. Reference content sits flat on the paper (.flat).
   - One saturated surface per screen: the cobalt .hero for the thing to do next.
   - Numbers you read from a bench (weights, reps, timers, scores) are set large in Barlow Condensed (.num). */

@layer tokens, base, layout, components, pages, utilities;

@font-face { font-family: "Barlow"; font-weight: 400; font-display: swap; src: url("fonts/barlow-400.woff2") format("woff2"); }
@font-face { font-family: "Barlow"; font-weight: 600; font-display: swap; src: url("fonts/barlow-600.woff2") format("woff2"); }
@font-face { font-family: "Barlow Condensed"; font-weight: 600; font-display: swap; src: url("fonts/barlow-condensed-600.woff2") format("woff2"); }
@font-face { font-family: "Barlow Condensed"; font-weight: 700; font-display: swap; src: url("fonts/barlow-condensed-700.woff2") format("woff2"); }

/* =====================================================================
   Tokens
   ===================================================================== */

@layer tokens {
  :root {
    --paper: #f4f2ed;
    --surface: #ffffff;
    --ink: #1b1e26;
    --muted: #5b6170;
    --line: #d9d6ce;
    --line-strong: #bdb9b0;
    --accent: #2b4fc0;
    --accent-deep: #1d377f;
    --on-accent: #ffffff;
    --tint: #dfe5f6;
    --hero: #2b4fc0;
    --on-hero: #ffffff;
    --on-hero-muted: #c9d4f5;
    --hero-line: rgb(255 255 255 / 0.24);
    --amber: #9a5a00;
    --amber-soft: #fbeed5;
    --signal: #b3261e;
    --signal-soft: #fbe6e3;
    --heat-1: #cbd6f2;
    --heat-2: #97ade8;
    --heat-3: #5577d4;
    --heat-4: #2b4fc0;
    --photo-ground: #ffffff;
    --placeholder: #6b7080;
    --shadow: rgb(27 30 38 / 0.14);

    --font-body: "Barlow", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --font-display: "Barlow Condensed", "Barlow", system-ui, sans-serif;

    /* Type scale, ratio 1.2 */
    --t-xs: 0.8rem;
    --t-s: 0.9rem;
    --t-m: 1rem;
    --t-l: 1.2rem;
    --t-xl: 1.44rem;
    --t-2xl: 1.73rem;
    --t-3xl: 2.5rem;
    --t-4xl: 3rem;

    /* Space scale */
    --s-1: 4px;
    --s-1h: 6px;
    --s-2: 8px;
    --s-2h: 10px;
    --s-3: 12px;
    --s-4: 16px;
    --s-5: 24px;
    --s-6: 32px;

    --radius-card: 14px;
    --radius: 8px;
    --radius-btn: 10px;
    --tabbar-h: 64px;
    --sidebar-w: 232px;
    color-scheme: light;
  }

  /* Dark palette: follows the system unless <html data-theme="light|dark"> is set (a toggle can set it later) */
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --paper: #121418;
      --surface: #1b1e24;
      --ink: #e7e8ec;
      --muted: #9ba1ad;
      --line: #2d3138;
      --line-strong: #414651;
      --accent: #8fb0ff;
      --accent-deep: #b8caff;
      --on-accent: #0c1226;
      --tint: #1f2740;
      --hero: #24408f;
      --on-hero: #eef2ff;
      --on-hero-muted: #bccaf3;
      --hero-line: rgb(255 255 255 / 0.18);
      --amber: #f0b45a;
      --amber-soft: #3a2e1a;
      --signal: #f28b82;
      --signal-soft: #3b2220;
      --heat-1: #252d45;
      --heat-2: #2f4070;
      --heat-3: #4a6cc4;
      --heat-4: #8fb0ff;
      --photo-ground: #e6e7ea;
      --placeholder: #8b919d;
      --shadow: rgb(0 0 0 / 0.45);
      color-scheme: dark;
    }
  }
  :root[data-theme="dark"] {
    --paper: #121418;
    --surface: #1b1e24;
    --ink: #e7e8ec;
    --muted: #9ba1ad;
    --line: #2d3138;
    --line-strong: #414651;
    --accent: #8fb0ff;
    --accent-deep: #b8caff;
    --on-accent: #0c1226;
    --tint: #1f2740;
    --hero: #24408f;
    --on-hero: #eef2ff;
    --on-hero-muted: #bccaf3;
    --hero-line: rgb(255 255 255 / 0.18);
    --amber: #f0b45a;
    --amber-soft: #3a2e1a;
    --signal: #f28b82;
    --signal-soft: #3b2220;
    --heat-1: #252d45;
    --heat-2: #2f4070;
    --heat-3: #4a6cc4;
    --heat-4: #8fb0ff;
    --photo-ground: #e6e7ea;
    --placeholder: #8b919d;
    --shadow: rgb(0 0 0 / 0.45);
    color-scheme: dark;
  }
}

/* =====================================================================
   Base
   ===================================================================== */

@layer base {
  * { box-sizing: border-box; }
  [hidden] { display: none !important; }
  html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

  body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font: 400 var(--t-m)/1.5 var(--font-body);
  }

  a { color: var(--accent); text-underline-offset: 2px; }
  h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.1; margin: 0 0 var(--s-2); letter-spacing: 0.005em; }
  h1 { font-size: var(--t-3xl); font-weight: 700; }
  h2 { font-size: var(--t-xl); font-weight: 600; }
  h3 { font-size: var(--t-l); font-weight: 600; }
  h4 { font-size: var(--t-m); font-weight: 600; }
  p { margin: 0 0 var(--s-2); }
  ul, ol { margin: 0 0 var(--s-2); padding-left: 1.2rem; }
  strong { font-weight: 600; }

  :focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

  label { display: block; font-weight: 600; font-size: var(--t-s); margin: var(--s-3) 0 0; }
  /* :where keeps these at zero specificity, so any component class overrides them */
  :where(input:not([type="checkbox"], [type="radio"]), select, textarea) {
    display: block; width: 100%;
    margin-top: var(--s-1); padding: 9px 12px; min-height: 44px;
    border: 1px solid var(--line); border-radius: var(--radius);
    background: var(--paper); color: var(--ink);
    font: 400 var(--t-m)/1.3 var(--font-body);
  }
  :where(input:not([type="checkbox"], [type="radio"]), select, textarea):hover { border-color: var(--muted); }
  input[type="number"] { -moz-appearance: textfield; appearance: textfield; }
  input[type="number"]::-webkit-inner-spin-button,
  input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }

  table { border-collapse: collapse; width: 100%; font-size: var(--t-s); }
  th, td { border-bottom: 1px solid var(--line); padding: 7px var(--s-2h) 7px 0; text-align: left; vertical-align: top; }
  th { color: var(--muted); font-weight: 600; white-space: nowrap; }
  td { font-variant-numeric: tabular-nums; }
  td.high { color: var(--signal); font-weight: 700; }

  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition: none !important; animation: none !important; }
  }
}

/* =====================================================================
   Layout: frame, navigation, page grids
   ===================================================================== */

@layer layout {
  body.app { padding-bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom) + var(--s-4)); }

  .brand {
    display: inline-flex; gap: var(--s-2h); align-items: center;
    font: 700 var(--t-xl)/1 var(--font-display);
    color: var(--ink); text-decoration: none;
  }
  .brand img { border-radius: 7px; }

  .topbar {
    display: flex; align-items: center; justify-content: space-between; gap: var(--s-3);
    padding: calc(var(--s-2h) + env(safe-area-inset-top)) var(--s-4) var(--s-1h);
  }

  .live-workout {
    display: inline-flex; align-items: center; gap: var(--s-2);
    min-height: 36px; padding: 4px 12px; border-radius: 99px;
    background: var(--hero); color: var(--on-hero);
    font-weight: 600; font-size: var(--t-s); text-decoration: none; white-space: nowrap;
    overflow: hidden; text-overflow: ellipsis; min-width: 0;
  }
  .live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--on-hero); flex: none; }

  .sidebar { display: none; }

  .skip-link {
    position: absolute; left: var(--s-2); top: -100px; z-index: 100;
    padding: var(--s-2) var(--s-3); border-radius: var(--radius);
    background: var(--accent); color: var(--on-accent); font-weight: 600; text-decoration: none;
  }
  .skip-link:focus { top: var(--s-2); }

  /* Saves waiting on this phone (no signal): a pill above the tab bar, tap to retry */
  .unsynced {
    position: fixed; left: 50%; transform: translateX(-50%); z-index: 21;
    bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom) + var(--s-3));
    min-height: 36px; padding: var(--s-1h) 14px; border-radius: 99px;
    border: 1px solid var(--amber); background: var(--amber-soft); color: var(--amber);
    font: 600 var(--t-s)/1.2 var(--font-body); cursor: pointer; white-space: nowrap;
    box-shadow: 0 8px 24px var(--shadow);
  }

  .page {
    width: 100%; max-width: 720px;
    margin: 0 auto;
    padding-inline: var(--s-4);
    padding-block: var(--s-1) var(--s-4);
  }
  body.public .page { max-width: 440px; }

  .page-head {
    display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-4);
    align-items: flex-end; justify-content: space-between;
    margin: var(--s-2) 0 var(--s-4);
  }
  .page-head h1 { margin-bottom: 2px; }
  .page-head p { margin: 0; }

  .tabbar {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
    display: flex;
    height: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom);
    background: var(--surface);
    border-top: 1px solid var(--line);
  }
  .tab {
    flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
    color: var(--muted); text-decoration: none; font-size: var(--t-xs); font-weight: 600; min-width: 0;
  }
  .tab svg, .side-link svg { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }
  .tab.active { color: var(--accent); }

  /* Split layout: .split-side flows inline on phones (display: contents keeps the action bar sticky to the form) */
  .split-side { display: contents; }

  @media (min-width: 640px) {
    .two-up { display: grid; grid-template-columns: 1fr 1fr; gap: 0 var(--s-4); }
  }

  @media (min-width: 900px) {
    body.app {
      padding-bottom: 0;
      display: grid;
      grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
      min-height: 100vh;
    }
    .topbar, .tabbar { display: none; }
    .unsynced { bottom: var(--s-4); }

    .sidebar {
      display: flex; flex-direction: column; gap: var(--s-4);
      position: sticky; top: 0; height: 100vh; overflow-y: auto;
      padding: var(--s-5) 14px 20px;
      background: var(--surface); border-right: 1px solid var(--line);
    }
    .sidebar .brand { padding: 0 var(--s-2h); }
    .sidebar .live-workout { align-self: flex-start; margin: 0 var(--s-1h); }
    .sidebar-date { margin: 0; padding: 0 var(--s-2h); color: var(--muted); font-weight: 600; line-height: 1.3; }
    .sidebar nav { display: flex; flex-direction: column; gap: 2px; }
    .side-link {
      display: flex; align-items: center; gap: var(--s-3);
      padding: 9px var(--s-2h); border-radius: var(--radius-btn);
      color: var(--ink); text-decoration: none; font-weight: 600;
    }
    .side-link:hover { background: var(--paper); }
    .side-link.active { background: var(--tint); color: var(--accent); font-weight: 600; }
    .side-more { padding-top: var(--s-3); border-top: 1px solid var(--line); }
    .side-more .side-link { padding: var(--s-1h) var(--s-2h) var(--s-1h) 44px; font-size: var(--t-s); color: var(--muted); }
    .side-more .side-link.active { color: var(--accent); }
    .sidebar-logout { margin-top: auto; padding: 0 var(--s-2h); }

    .page { max-width: 1200px; margin: 0; padding: 28px 40px 48px; }
    body.public .page { margin: 0 auto; }
    .page-head { margin: 0 0 var(--s-5); }

    .split { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 0 20px; align-items: start; }
    .split-side { display: block; position: sticky; top: var(--s-5); }
  }

  @media (min-width: 1280px) {
    .split { grid-template-columns: minmax(0, 1fr) 360px; }
  }
}

/* =====================================================================
   Components
   ===================================================================== */

@layer components {
  /* ---------- Text roles (first, so surfaces like .hero can recolour them) ---------- */

  .subtle { color: var(--muted); }
  .lead { font-size: var(--t-l); max-width: 70ch; }
  .empty { color: var(--muted); }
  .target { color: var(--muted); font-weight: 600; font-size: var(--t-s); white-space: nowrap; font-variant-numeric: tabular-nums; }
  .error { color: var(--signal); font-weight: 600; }

  /* ---------- Numerals ---------- */

  .num { font-family: var(--font-display); font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: 0.01em; }
  input.num-input { font: 700 var(--t-xl)/1.1 var(--font-display); font-variant-numeric: tabular-nums; }
  input.num-input::placeholder { font: 400 var(--t-m) var(--font-body); }

  .big-number { margin-bottom: var(--s-1h); line-height: 1.1; }
  .big-number .num { font-size: var(--t-3xl); }
  .big-number > span:not(.num) { font-size: var(--t-s); color: var(--muted); margin-left: var(--s-1h); }

  /* ---------- Surfaces ---------- */

  .panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-card);
    padding: var(--s-4);
    margin-bottom: var(--s-3);
    min-width: 0;
  }
  .panel.compact { padding-block: var(--s-3); }
  .panel.compact h2 { font-size: var(--t-l); margin: 0; }
  .panel-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: var(--s-1) var(--s-3); }
  .panel-head p { margin: 0 0 var(--s-2); }
  .panel-head .btn { align-self: center; }

  .flat {
    padding-block: var(--s-4) var(--s-3);
    border-top: 1px solid var(--line-strong);
    margin-bottom: var(--s-2);
    min-width: 0;
  }
  .flat > h2:first-child, .flat > h3:first-child { margin-bottom: var(--s-3); }

  .hero {
    background: var(--hero); color: var(--on-hero);
    border-radius: var(--radius-card);
    padding: var(--s-5) var(--s-4);
    margin-bottom: var(--s-3);
  }
  .hero h2 { font: 700 var(--t-3xl)/1 var(--font-display); margin-bottom: var(--s-3); }
  .hero .kicker, .hero .subtle { color: var(--on-hero-muted); }
  .hero a:not(.btn) { color: var(--on-hero); }
  .hero .btn { background: transparent; border-color: var(--hero-line); color: var(--on-hero); }
  .hero .btn:hover { border-color: var(--on-hero); }
  .hero .btn.primary { background: var(--on-hero); border-color: var(--on-hero); color: var(--hero); }
  .hero .btn.primary:hover { background: var(--tint); border-color: var(--tint); color: var(--accent-deep); }
  .hero .meter { background: var(--hero-line); }
  .hero .meter::-webkit-progress-bar { background: var(--hero-line); }
  .hero .meter::-webkit-progress-value { background: var(--on-hero); }
  .hero .meter::-moz-progress-bar { background: var(--on-hero); }
  .hero .criteria li.met { color: var(--on-hero); }
  .hero .criteria li.unmet { color: var(--on-hero-muted); }
  .hero :focus-visible { outline-color: var(--on-hero); }
  .hero > :last-child { margin-bottom: 0; }

  .kicker { color: var(--accent); font-weight: 600; margin-bottom: var(--s-1); }
  .done-badge { font: 700 var(--t-xl)/1 var(--font-display); }

  .notice {
    background: var(--amber-soft); color: var(--ink);
    border-left: 4px solid var(--amber); border-radius: var(--radius);
    padding: var(--s-2h) 12px;
  }
  .notice.small { font-size: var(--t-s); padding: var(--s-1h) var(--s-2h); }
  .notice.subtle-notice { background: var(--surface); border-left-color: var(--line-strong); }

  .insight {
    border-left: 4px solid var(--muted); border-radius: var(--radius);
    background: var(--surface);
    padding: var(--s-3) var(--s-4); margin-bottom: var(--s-3);
  }
  .insight h2 { font-size: var(--t-l); margin-bottom: var(--s-1); }
  .insight p { margin: 0; }
  .insight-ok { border-left-color: var(--accent); }
  .insight-adjust { border-left-color: var(--amber); background: var(--amber-soft); }
  .insight-warn { border-left-color: var(--signal); background: var(--signal-soft); }
  .insight-info { border-left-color: var(--line-strong); }

  /* Disclosures that aren't cards: a rule and a summary line */
  .other-workouts, .checkin-table, .side-extra, details.danger {
    border-top: 1px solid var(--line-strong);
    padding: var(--s-3) 0;
    margin-bottom: var(--s-3);
  }
  .other-workouts > summary, .checkin-table > summary, .side-extra > summary, details.danger > summary {
    cursor: pointer; font-weight: 600; padding: var(--s-1) 0;
  }
  details[open] > summary { margin-bottom: var(--s-2); }
  details.danger > summary { color: var(--signal); }

  /* Two-step confirmation: a button-like summary reveals a checkbox and the real button */
  .confirm > summary { list-style: none; }
  .confirm > summary::-webkit-details-marker { display: none; }
  .confirm[open] > summary { margin-bottom: var(--s-2); }
  .confirm .check { margin: 0 0 var(--s-2); font-size: var(--t-s); }
  .confirm form { display: block; }
  .side-extra ul { font-size: var(--t-s); }

  /* ---------- Buttons ---------- */

  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: var(--s-1h);
    min-height: 44px; padding: 9px 16px;
    border-radius: var(--radius-btn); border: 1px solid var(--line-strong);
    background: var(--surface); color: var(--ink);
    font: 600 var(--t-m)/1.2 var(--font-body);
    text-decoration: none; cursor: pointer; white-space: nowrap;
  }
  .btn:hover { border-color: var(--accent); }
  .btn.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
  .btn.primary:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
  .btn.danger { color: var(--signal); border-color: var(--signal); }
  .btn.small { min-height: 36px; padding: 5px 12px; font-size: var(--t-s); }
  .btn.wide { width: 100%; }
  .btn.disabled { opacity: 0.35; pointer-events: none; }
  summary.btn { list-style: none; }
  summary.btn::-webkit-details-marker { display: none; }
  details[open] > summary.btn { background: var(--tint); border-color: var(--accent); color: var(--accent); margin-bottom: 0; }
  .button-row { display: flex; flex-wrap: wrap; gap: var(--s-2); align-items: center; }
  .link-button { background: none; border: 0; padding: 0; font: inherit; color: var(--muted); cursor: pointer; text-decoration: underline; }

  /* ---------- Form bits ---------- */

  .grid-3 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--s-2h); max-width: 560px; }
  .inline-form { display: flex; gap: var(--s-2); align-items: center; flex-wrap: wrap; }
  .inline-form input[type="date"] { flex: 1 1 180px; width: auto; margin: 0; }

  .check { display: flex; gap: var(--s-2h); align-items: flex-start; font-weight: 400; font-size: var(--t-m); margin: 0; }
  .check input { width: 22px; height: 22px; margin: 1px 0 0; accent-color: var(--accent); flex: none; cursor: pointer; }
  .check.big > span { display: flex; flex-direction: column; }
  .check.big strong { font-size: var(--t-l); font-family: var(--font-display); }

  .meter {
    display: block; width: 100%; height: 8px; margin: var(--s-1h) 0 var(--s-2h);
    appearance: none; border: 0; border-radius: 99px; overflow: hidden; background: var(--tint);
  }
  .meter::-webkit-progress-bar { background: var(--tint); }
  .meter::-webkit-progress-value { background: var(--accent); border-radius: 99px; }
  .meter::-moz-progress-bar { background: var(--accent); border-radius: 99px; }

  /* Scales (pain 0–10, energy 1–5, yes/partly/no): equal-width pills. Long scales wrap to 6 columns on narrow widths. */
  .scale { border: 0; padding: 0; margin: var(--s-3) 0 0; min-width: 0; }
  .scale legend { font-weight: 600; font-size: var(--t-s); padding: 0; margin-bottom: var(--s-1h); }
  .scale legend .subtle { font-weight: 400; }
  .scale-options { display: flex; gap: var(--s-1); max-width: 560px; }
  /* Long scales (0–10): 6 columns on phones, one row from 640px, 6 columns again inside the narrow side panel */
  .scale-options.long { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); }
  @media (min-width: 640px) { .scale-options.long { display: flex; } }
  @media (min-width: 900px) { .split-side .scale-options.long { display: grid; } }
  .pill { margin: 0; position: relative; flex: 1 1 0; min-width: 0; }
  .pill input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
  .pill span {
    display: flex; align-items: center; justify-content: center;
    height: 44px; border: 1px solid var(--line-strong); border-radius: var(--radius);
    background: var(--surface);
    font: 700 var(--t-l)/1 var(--font-display); font-variant-numeric: tabular-nums;
  }
  .pill:hover span { border-color: var(--accent); }
  .pill input:checked + span { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
  .pill.high input:checked + span { background: var(--signal); border-color: var(--signal); color: var(--surface); }
  .pill input:focus-visible + span { outline: 3px solid var(--accent); outline-offset: 1px; }

  .stepper {
    display: inline-flex; align-items: stretch;
    border: 1px solid var(--line-strong); border-radius: var(--radius-btn); overflow: hidden; background: var(--paper);
  }
  .stepper input[type="number"] {
    width: 46px; min-height: 44px; margin: 0; padding: 4px 2px;
    border: 0; border-radius: 0; background: transparent; text-align: center;
    font: 700 var(--t-xl)/1 var(--font-display); font-variant-numeric: tabular-nums;
  }
  .step-btn {
    flex: none; min-width: 44px; padding: 0;
    border: 0; background: transparent; color: var(--accent); cursor: pointer;
    font: 700 var(--t-xl)/1 var(--font-display);
    touch-action: manipulation;
  }
  .step-btn:hover, .step-btn:active { background: var(--tint); }

  .save-status { color: var(--muted); }
  .save-status.ok { color: var(--accent); }
  .save-status.error { color: var(--signal); font-weight: 600; }
  .save-status.offline { color: var(--amber); font-weight: 600; }
  .save-status .link-button { color: var(--signal); font-weight: 600; }

  /* ---------- Chips, marks, tags ---------- */

  .status-chips { display: flex; flex-wrap: wrap; gap: var(--s-1); margin: var(--s-1h) 0 0; }
  .chip {
    display: inline-flex; align-items: center; gap: var(--s-1);
    padding: 0 9px; border-radius: 99px; border: 1px solid var(--line-strong);
    background: var(--surface); color: var(--muted);
    font: 600 var(--t-s)/1.6 var(--font-display); white-space: nowrap;
  }
  .chip-increase { border-color: var(--accent); color: var(--accent); }
  .chip-hold { color: var(--ink); }
  .chip-deload, .chip-plateau, .chip-plateau2 { border-color: var(--amber); color: var(--amber); background: var(--amber-soft); }
  .chip-pain { border-color: var(--signal); color: var(--signal); background: var(--signal-soft); }
  .chip-first { border-style: dotted; color: var(--ink); }
  .chip-step { background: var(--tint); border-color: var(--tint); color: var(--accent); }
  .chip-swap { border-style: dashed; color: var(--ink); }
  .chip-ready { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }

  .tags { display: flex; gap: var(--s-1); flex-wrap: wrap; margin: 0; }
  .tag {
    font-size: var(--t-xs); font-weight: 600; padding: 0 8px; border-radius: 99px;
    background: var(--tint); color: var(--accent);
  }
  .tag-fish, .tag-cholesterol, .tag-joint { background: var(--amber-soft); color: var(--amber); }

  .mark {
    display: inline-block; min-width: 22px; padding: 1px 5px; border-radius: 99px; text-align: center;
    font: 700 var(--t-xs)/1.5 var(--font-display); text-decoration: none; white-space: nowrap;
  }
  .mark.gym { background: var(--accent); color: var(--on-accent); }
  .mark.gym.partial { background: var(--tint); color: var(--accent); }
  .mark.prehab { background: var(--tint); color: var(--accent); }
  .mark.missed { color: var(--amber); padding-inline: 0; }
  .mark.food { background: var(--paper); color: var(--ink); box-shadow: inset 0 0 0 1px var(--line-strong); }
  .mark.food.food-0, .mark.food.food-1, .mark.food.food-2 { background: var(--amber-soft); color: var(--amber); box-shadow: none; }
  .mark.food.food-3 { background: var(--surface); }
  .mark.food.food-4, .mark.food.food-5 { background: var(--tint); color: var(--accent); box-shadow: none; }

  /* ---------- Checklists, allowances, summaries ---------- */

  .criteria { list-style: none; padding: 0; margin: var(--s-1) 0 var(--s-2h); }
  .criteria li { display: flex; gap: var(--s-2); margin: 3px 0; }
  .criteria li > span { flex: none; width: 1.1em; font-weight: 700; }
  .criteria li.met { color: var(--accent); }
  .criteria li.unmet { color: var(--muted); }

  .allowance { margin-top: var(--s-2h); }
  .allowance-head { display: flex; justify-content: space-between; gap: var(--s-2); font-size: var(--t-s); }
  .allowance-head .num { font-size: var(--t-l); line-height: 1.1; }
  .allowance .meter { margin: var(--s-1) 0 0; }
  .allowance.over strong { color: var(--signal); }
  .allowance.over .meter { background: var(--signal-soft); }
  .allowance.over .meter::-webkit-progress-bar { background: var(--signal-soft); }
  .allowance.over .meter::-webkit-progress-value { background: var(--signal); }
  .allowance.over .meter::-moz-progress-bar { background: var(--signal); }

  .summary-list { display: grid; margin: 0 0 var(--s-2h); }
  .summary-list > div {
    display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); gap: var(--s-2h);
    padding: 5px 0; border-bottom: 1px solid var(--line);
  }
  .summary-list dt { color: var(--muted); font-weight: 600; }
  .summary-list dd { margin: 0; }
  .summary-list dd.over { color: var(--signal); font-weight: 600; }
  .summary-advice { margin: 0; }

  .stats {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: var(--s-3);
    margin: 0 0 var(--s-2h);
  }
  .stats div { background: var(--paper); border-radius: var(--radius); padding: var(--s-2h) 12px; }
  .stats dt { color: var(--muted); font-size: var(--t-s); }
  .stats dd { margin: 0; font: 700 var(--t-2xl)/1.15 var(--font-display); font-variant-numeric: tabular-nums; }
  .hero .stats div { background: var(--hero-line); }
  .hero .stats dt { color: var(--on-hero-muted); }

  /* ---------- Tables ---------- */

  .table-wrap { overflow-x: auto; }
  .prose table { display: block; overflow-x: auto; }

  /* ---------- Figures: start/end photos (tap to flip on compact figures) + diagrams ---------- */

  .figure { display: grid; gap: var(--s-2h); margin: var(--s-2h) 0 12px; max-width: 560px; }
  .figure.compact { max-width: 360px; }
  .frames { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-1h); }
  .frame { position: relative; margin: 0; min-width: 0; }
  .frame img {
    display: block; width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: contain;
    background: var(--photo-ground); border: 1px solid var(--line); border-radius: var(--radius);
  }
  .frame figcaption {
    position: absolute; left: 8px; bottom: 8px;
    padding: 1px 9px; border-radius: 99px;
    background: rgb(21 32 27 / 0.78); color: #fff;
    font: 600 var(--t-xs)/1.6 var(--font-display);
  }
  .frames.flippable { grid-template-columns: 1fr; }
  .frames.flippable .frame { grid-area: 1 / 1; }
  .frames.flippable .frame-end, .frames.flippable.show-end .frame-start { visibility: hidden; }
  .frames.flippable.show-end .frame-end { visibility: visible; }
  .frame-toggle {
    position: absolute; right: 8px; bottom: 8px; z-index: 1;
    min-height: 36px; padding: 4px 12px; border-radius: 99px;
    border: 0; background: rgb(21 32 27 / 0.78); color: #fff; cursor: pointer;
    font: 600 var(--t-s)/1 var(--font-body);
  }
  .image-note {
    margin: 0; padding: var(--s-1h) var(--s-2h); border-radius: var(--radius);
    background: var(--amber-soft); border-left: 4px solid var(--amber); font-size: var(--t-s);
  }
  .diagram {
    padding: var(--s-2); border-radius: var(--radius);
    border: 1px solid var(--line); background: var(--surface); color: var(--ink);
  }
  .diagram-svg { display: block; width: 100%; height: auto; max-height: 280px; }
  .diagram-svg .body { fill: none; stroke: currentColor; stroke-width: 6; stroke-linecap: round; stroke-linejoin: round; }
  .diagram-svg .head { fill: currentColor; stroke: none; }
  .diagram-svg .ghost { opacity: 0.3; }
  .diagram-svg .env { fill: none; stroke: var(--muted); stroke-width: 3; stroke-linecap: round; opacity: 0.7; }
  .diagram-svg rect.env { fill: var(--paper); }
  .diagram-svg .divider { stroke-dasharray: 4 6; }
  .diagram-svg .prop { fill: var(--muted); }
  .diagram-svg .accent-line { fill: none; stroke: var(--accent); stroke-width: 3; stroke-linecap: round; }
  .diagram-svg .accent-fill { fill: var(--accent); }
  .diagram-svg .label { font: 12px var(--font-body); fill: var(--muted); }
  .diagram-svg .label.accent, .diagram-svg .accent { fill: var(--accent); font-weight: 600; }

  .howto > summary:not(.btn) { color: var(--accent); padding: var(--s-1) 0; cursor: pointer; font-weight: 600; font-size: var(--t-s); }
  .joint-note { background: var(--tint); padding: var(--s-1h) var(--s-2h); border-radius: var(--radius); }

  /* ---------- Charts ---------- */

  .chart { position: relative; height: 240px; }
  .compact-select select { margin: 0 0 var(--s-2); min-height: 40px; padding: var(--s-1h) var(--s-2h); }

  @media (min-width: 640px) {
    .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  }

  @media (min-width: 900px) {
    .panel { padding: 20px 24px; }
    .hero { padding: 28px 28px 24px; }
    .hero h2 { font-size: var(--t-4xl); }
    .chart { height: 260px; }
  }
}

/* =====================================================================
   Pages
   ===================================================================== */

@layer pages {
  .narrow-panel { max-width: 560px; }

  /* ---------- Today ---------- */

  .week-strip {
    display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: var(--s-1);
    margin-bottom: var(--s-2);
  }
  .day {
    background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
    padding: var(--s-1h) 2px 8px; text-align: center; min-width: 0;
  }
  .day p { margin: 0; }
  .day.today { border: 2px solid var(--accent); }
  .day.future { background: transparent; }
  .day-name { color: var(--muted); font-size: var(--t-xs); font-weight: 600; }
  .day-name .long { display: none; }
  .day-num { font-size: var(--t-2xl); line-height: 1.05; }
  .day.today .day-num { color: var(--accent); }
  .day-plan { display: none; }
  .day-log { list-style: none; padding: 0; margin: var(--s-1) 0 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 3px; min-height: 22px; }
  .strip-legend { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-1) var(--s-1h); font-size: var(--t-xs); margin: 0 0 var(--s-4); }
  .strip-legend .mark:not(:first-child) { margin-left: var(--s-2); }

  .counters { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-3); margin-top: var(--s-3); }
  .counter { display: flex; flex-direction: column; gap: var(--s-1); font-weight: 600; font-size: var(--t-s); min-width: 0; }
  .counter .stepper { align-self: flex-start; }
  .ticks { display: flex; flex-wrap: wrap; gap: var(--s-2) 22px; margin-top: var(--s-3); }
  .food-quick .scale-options { max-width: 360px; }
  .food-quick .save-status { margin: var(--s-2h) 0 0; }
  .weight-quick { margin-top: var(--s-3); padding-top: var(--s-1); border-top: 1px solid var(--line); }
  .weight-quick input { max-width: 160px; }
  .weight-quick p { margin: var(--s-1h) 0 0; }

  /* ---------- Workout ---------- */

  .step {
    display: inline-flex; align-items: center; justify-content: center;
    width: 28px; height: 28px; margin-right: var(--s-2); border-radius: 50%;
    background: var(--tint); color: var(--accent); font-size: var(--t-m); vertical-align: 3px;
  }
  .big-target { margin-bottom: var(--s-1); font-size: var(--t-m); }
  .big-target .num { font-size: var(--t-3xl); line-height: 1; }

  .exercise + .exercise { border-top: 1px solid var(--line); padding-top: var(--s-4); margin-top: var(--s-4); }
  .exercise-head { display: flex; justify-content: space-between; gap: var(--s-2); align-items: baseline; flex-wrap: wrap; }
  .exercise-head h3 { margin: 0; font-size: var(--t-xl); }
  .exercise-head h3 a { color: inherit; text-decoration: none; }
  .exercise-head h3 a:hover { color: var(--accent); text-decoration: underline; }

  .suggestion {
    margin: var(--s-2) 0 2px; padding: var(--s-2) var(--s-2h); border-radius: var(--radius);
    background: var(--tint); font-size: var(--t-s);
  }
  .status-word { font-weight: 700; color: var(--accent); margin-right: var(--s-1h); white-space: nowrap; }
  .suggestion.status-increase { font-weight: 600; }
  .suggestion.status-pain, .suggestion.status-deload,
  .suggestion.status-plateau, .suggestion.status-plateau2 { background: var(--amber-soft); }
  .suggestion.status-pain .status-word, .suggestion.status-deload .status-word,
  .suggestion.status-plateau .status-word, .suggestion.status-plateau2 .status-word { color: var(--amber); }
  .last-time { font-size: var(--t-xs); color: var(--muted); margin: 2px 0 var(--s-2) var(--s-2h); }
  .effort-cue { margin: 0 0 2px var(--s-2h); }
  .symmetry { margin: var(--s-1) 0 0; }
  .symmetry.met { color: var(--accent); }
  .symmetry.unmet { color: var(--muted); }

  /* A set row: number · weight · × · (− reps +). The number fills in once reps are logged. */
  .sets { display: grid; gap: var(--s-1h); margin: var(--s-2) 0; }
  .set {
    display: grid; align-items: center; gap: var(--s-1h);
    grid-template-columns: 1.75rem minmax(0, 1fr) 0.75rem minmax(0, 1.35fr);
  }
  .sets.bodyweight .set { grid-template-columns: 1.75rem minmax(0, 280px); }
  .set-head { font-size: var(--t-xs); color: var(--muted); font-weight: 600; margin-bottom: -2px; }
  .set-head span { text-align: center; }
  .set-no {
    display: flex; align-items: center; justify-content: center;
    width: 1.75rem; height: 1.75rem; border-radius: 50%;
    color: var(--muted); font-size: var(--t-l);
  }
  .set-head .set-no { font: inherit; width: auto; height: auto; }
  .set:has(input[data-set-reps]:not(:placeholder-shown)) .set-no { background: var(--accent); color: var(--on-accent); }
  .times { color: var(--muted); text-align: center; }
  .field { position: relative; margin: 0; font-weight: 400; min-width: 0; }
  .field input {
    margin: 0; height: 52px; padding: 0 var(--s-2); text-align: center;
    font: 700 var(--t-2xl)/1 var(--font-display); font-variant-numeric: tabular-nums;
  }
  .field input::placeholder { color: var(--placeholder); opacity: 1; }
  .field.reps {
    display: flex; align-items: stretch;
    border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper);
  }
  .field.reps:hover { border-color: var(--muted); }
  .field.reps:focus-within { border-color: var(--accent); }
  .field.reps input { flex: 1; min-width: 0; border: 0; background: transparent; border-radius: 0; padding: 0; }
  .field.reps input:focus-visible { outline: none; }
  .plates { margin: -2px 0 var(--s-1h) 2.25rem; min-height: 1.2em; }
  .plates:empty { display: none; }

  .exercise-tools { display: flex; flex-wrap: wrap; gap: var(--s-2); align-items: flex-start; margin: var(--s-1) 0 var(--s-1h); }
  .exercise-tools details[open] { flex-basis: 100%; }
  .swap-options { display: flex; flex-direction: column; align-items: flex-start; gap: var(--s-1h); margin-top: var(--s-1h); }
  .swap-options .btn { white-space: normal; text-align: left; justify-content: flex-start; }
  .howto-body { padding: var(--s-3) 0 0; font-size: var(--t-s); }
  .move-up {
    margin: var(--s-2) 0; padding: var(--s-2h) 12px; border-radius: var(--radius);
    background: var(--tint); border-left: 4px solid var(--accent);
  }
  .move-up p { margin-bottom: var(--s-2); }

  .action-bar {
    position: sticky; z-index: 5;
    bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom) + var(--s-2));
    display: flex; align-items: center; gap: var(--s-2h);
    background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-card);
    padding: var(--s-2); margin-bottom: var(--s-3);
    box-shadow: 0 8px 24px var(--shadow);
  }
  .action-bar .save-status { flex: 1; min-width: 0; font-size: var(--t-s); text-align: right; line-height: 1.2; overflow-wrap: anywhere; }
  .action-bar .btn.primary { flex: 1; }
  .btn.rest {
    --left: 100%;
    flex: 1.4; min-height: 56px; gap: var(--s-2);
    font-size: var(--t-s);
  }
  .btn.rest .num { font-size: var(--t-2xl); line-height: 1; }
  .btn.rest.running {
    border-color: var(--amber);
    background: linear-gradient(90deg, var(--amber-soft) var(--left), var(--surface) var(--left));
  }
  .btn.rest.finished { background: var(--signal); color: var(--surface); border-color: var(--signal); }
  .finish { margin: 0 0 var(--s-4); }
  .finish p { margin: var(--s-1h) 0 0; text-align: center; }

  .circuit .exercise { min-width: 0; }

  /* ---------- Prehab ---------- */

  .day-nav { display: flex; align-items: center; gap: var(--s-2); font-weight: 600; }
  .day-nav .btn { min-width: 44px; padding: var(--s-1h) var(--s-2h); font-size: var(--t-xl); }
  .prehab-list { list-style: none; padding: 0; margin: 0; }
  .prehab-item .check { margin-bottom: var(--s-1h); }
  .prehab-item .howto { margin: var(--s-1) 0 var(--s-1h); }
  .prehab-item .inline { font-weight: 400; font-size: var(--t-s); color: var(--muted); }

  /* ---------- Food & diet ---------- */

  .tip { max-width: 70ch; margin: 0 0 var(--s-4); padding: 2px 0 2px var(--s-3); border-left: 3px solid var(--accent); }
  .food-form .ticks { display: grid; gap: var(--s-2); }
  .form-foot {
    display: flex; align-items: center; justify-content: space-between; gap: var(--s-3);
    margin-top: var(--s-3); flex-wrap: wrap;
  }
  .food-week {
    list-style: none; padding: 0; margin: 0 0 var(--s-3);
    display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: var(--s-1);
  }
  .food-day > a, .food-day.future {
    display: flex; flex-direction: column; align-items: center; gap: 2px;
    padding: var(--s-1h) 2px; border-radius: var(--radius); min-width: 0;
  }
  .food-day > a { border: 1px solid var(--line); background: var(--surface); color: var(--ink); text-decoration: none; }
  .food-day > a:hover { border-color: var(--accent); }
  .food-day.current > a { border: 2px solid var(--accent); }
  .food-day.future { opacity: 0.45; }
  .food-day-name { font-size: var(--t-xs); color: var(--muted); font-weight: 600; }
  .food-day-score { font-size: var(--t-l); line-height: 1.2; }
  .food-day-score.score-5, .food-day-score.score-4 { color: var(--accent); }
  .food-day-score.score-0, .food-day-score.score-1 { color: var(--amber); }
  .score-rules { list-style: none; padding: 0; margin: 0 0 var(--s-2h); }
  .score-rules li { display: flex; justify-content: space-between; gap: var(--s-3); padding: var(--s-1h) 0; border-bottom: 1px solid var(--line); }
  .score-rules li span:last-child { color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }

  .chips {
    display: flex; gap: var(--s-1h); overflow-x: auto; padding: 2px 0 var(--s-2h); margin-bottom: var(--s-1);
    scrollbar-width: none;
  }
  .chips a {
    flex: none; padding: var(--s-1h) 12px; border-radius: 99px;
    border: 1px solid var(--line-strong); background: var(--surface);
    text-decoration: none; font-weight: 600; font-size: var(--t-s);
  }
  .chips a:hover { border-color: var(--accent); }
  .prose > * { max-width: 72ch; }
  .prose h2 { margin-top: 1.4rem; }
  .prose h2:first-child { margin-top: 0; }
  .meals { list-style: none; padding: 0; margin: 0; }
  .meals li { border-top: 1px solid var(--line); padding: var(--s-2h) 0; }
  .meals li:first-child { border-top: 0; padding-top: 0; }
  .meal-head { display: flex; justify-content: space-between; gap: var(--s-2); flex-wrap: wrap; margin-bottom: 2px; }
  .checklist { list-style: none; padding: 0; }
  .checklist .check { margin: var(--s-1h) 0; }
  .shopping h3 { margin-top: var(--s-2h); }
  .plain-list { padding-left: 1.2rem; }
  .plain-list li { margin-bottom: var(--s-1); }
  .plain-list .target { margin-left: var(--s-1h); }

  /* ---------- Plan ---------- */

  .plan-jump {
    display: flex; gap: var(--s-1) var(--s-4); overflow-x: auto; scrollbar-width: none;
    margin: calc(-1 * var(--s-2)) 0 var(--s-4); padding-bottom: 2px;
    font-weight: 600; font-size: var(--t-s); white-space: nowrap;
  }
  .plan-jump a { text-decoration: none; }
  .plan-jump a:hover { text-decoration: underline; }

  .week-plan { display: grid; grid-template-columns: 1fr; gap: var(--s-1h); }
  .week-plan-day {
    display: grid; grid-template-columns: 100px 1fr; gap: var(--s-2); align-items: baseline;
    padding: var(--s-2) var(--s-2h); border-radius: var(--radius); background: var(--surface);
  }
  .week-plan-day p { margin: 0; }
  .week-plan-day.gym { background: var(--tint); }
  .week-plan-day .day-name { font-size: var(--t-s); color: var(--ink); }
  .week-plan-day .subtle { grid-column: 2; }
  .plan-blocks { list-style: none; padding: 0; margin: var(--s-2h) 0; }
  .plan-blocks > li { margin-bottom: var(--s-3); }
  .block-label { font-weight: 600; color: var(--muted); font-size: var(--t-s); margin-bottom: var(--s-1); }
  .plan-slot-list { list-style: none; padding: 0; margin: 0; }
  .plan-slot-list li {
    display: flex; justify-content: space-between; gap: var(--s-2); align-items: baseline;
    padding: 7px 0; border-top: 1px solid var(--line);
  }
  .plan-slot-list a { font-weight: 600; }
  .rules li { margin-bottom: var(--s-1h); }

  .phase-table tr.current td { background: var(--tint); }
  .phase-table tr.current td:first-child { border-left: 4px solid var(--accent); padding-left: var(--s-1h); }

  .ladder-template { margin-top: 18px; }
  .ladder-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-3); }
  .ladder {
    border: 1px solid var(--line); border-radius: var(--radius);
    padding: var(--s-3) 14px; background: var(--surface); min-width: 0;
  }
  .ladder h4 { margin: 0 0 var(--s-1h); }
  .ladder-steps { list-style: none; padding: 0; margin: 0 0 var(--s-2); }
  .ladder-steps > li { position: relative; counter-increment: step; padding: var(--s-1h) 0 var(--s-1h) 30px; border-left: 2px solid var(--line); margin-left: var(--s-2h); }
  .ladder-steps > li::before {
    content: counter(step);
    position: absolute; left: -11px; top: var(--s-1h);
    width: 20px; height: 20px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font: 700 var(--t-xs)/1 var(--font-display);
    background: var(--surface); border: 2px solid var(--line); color: var(--muted);
  }
  .ladder-steps { counter-reset: step; }
  .ladder-steps > li:last-child { border-left-color: transparent; }
  .ladder-steps > li.done::before { background: var(--tint); border-color: var(--accent); color: var(--accent); }
  .ladder-steps > li.current::before { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
  .ladder-steps > li.later { color: var(--muted); }
  .ladder-steps > li.this > strong { color: var(--accent); }
  .ladder-steps.compact > li { padding-top: 3px; padding-bottom: 3px; }
  .ladder-steps.compact > li::before { top: 3px; }
  .ladder-step-head { display: flex; flex-wrap: wrap; gap: var(--s-1h); align-items: baseline; }
  .ladder-step-head a { font-weight: 600; }
  .ladder-criteria { margin: var(--s-1) 0; padding-left: 1.1rem; font-size: var(--t-s); }
  .ladder-actions { margin-top: var(--s-1); }
  .plan-note { margin-top: var(--s-4); padding: var(--s-3) 14px; border-left: 4px solid var(--accent); background: var(--tint); border-radius: var(--radius); }
  .plan-note h3 { margin-bottom: var(--s-1); }
  .plan-note p { margin: 0; }

  .stage-list { list-style: none; padding: 0; margin: var(--s-3) 0; }
  .stage { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: var(--s-3); padding: var(--s-2h) 0; border-top: 1px solid var(--line); }
  .stage:first-child { border-top: 0; }
  .stage-num {
    width: 36px; height: 36px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: var(--t-l); border: 2px solid var(--line); color: var(--muted); background: var(--surface);
  }
  .stage.done .stage-num { border-color: var(--accent); color: var(--accent); background: var(--tint); }
  .stage.current .stage-num { border-color: var(--accent); background: var(--accent); color: var(--on-accent); }
  .stage.later .stage-body > p:first-of-type { color: var(--muted); }
  .stage-body h3 { margin-bottom: 2px; }
  .stage-body p { margin-bottom: var(--s-1); }
  .stage-form { margin-top: var(--s-2); display: flex; flex-wrap: wrap; gap: var(--s-2h); align-items: center; }

  .bench-list { list-style: none; padding: 0; margin: 0; }
  .bench-list li { padding: var(--s-2) 0; border-top: 1px solid var(--line); }
  .bench-list li:first-child { border-top: 0; }
  .bench-list .target { margin-left: var(--s-1h); }
  .bench-list p { margin: 2px 0 0; }

  /* ---------- Benchmarks ---------- */

  .bench-inputs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-2h); max-width: 420px; }
  .bench-inputs label { margin-top: var(--s-1h); }
  .bench .howto { margin: var(--s-2h) 0 var(--s-1); }
  .bench-history { margin-top: var(--s-2); }
  .bench-history td.met { color: var(--accent); font-weight: 700; }

  /* ---------- Exercise ---------- */

  .page-head .ex-badges { display: flex; flex-wrap: wrap; gap: var(--s-1h); margin-top: var(--s-1h); }
  .cue-list { padding-left: 1.3rem; }
  .cue-list li { margin-bottom: var(--s-1h); }
  .credit { margin: var(--s-2) 0 0; }
  .record-card .big-number { margin-bottom: var(--s-1); }
  .usage + .usage { border-top: 1px solid var(--line); margin-top: var(--s-3); padding-top: var(--s-3); }
  .usage h3 { font-size: var(--t-m); margin-bottom: var(--s-2); }

  /* ---------- Workout summary ---------- */

  .summary-hero h2 { margin-bottom: var(--s-3); }
  .next-list, .records-list { list-style: none; padding: 0; margin: 0; }
  .next-list li { padding: var(--s-2h) 0; border-top: 1px solid var(--line); }
  .next-list li:first-child { border-top: 0; padding-top: 0; }
  .next-list p { margin: var(--s-1) 0 0; }
  .next-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s-1h) var(--s-2h); }
  .next-head a { color: var(--ink); text-decoration: none; }
  .next-head a:hover { color: var(--accent); }
  .records-list li { padding: var(--s-1h) 0 var(--s-1h) 22px; position: relative; }
  .records-list li::before { content: "★"; position: absolute; left: 0; color: var(--amber); }
  .summary-actions { margin-bottom: var(--s-3); }

  /* ---------- Progress ---------- */

  .tier-head { margin: var(--s-6) 0 var(--s-2); font-size: var(--t-2xl); }
  .run-status p:last-of-type { margin-bottom: var(--s-1h); }
  .calendar { display: flex; gap: var(--s-1h); margin: var(--s-2) 0; overflow-x: auto; }
  .cal-days, .cal-grid { display: grid; grid-template-rows: repeat(7, 16px); gap: 3px; }
  .cal-days { font-size: var(--t-xs); color: var(--muted); line-height: 16px; }
  .cal-grid { grid-auto-flow: column; grid-auto-columns: 16px; }
  .cal-cell { display: block; width: 16px; height: 16px; border-radius: 3px; background: var(--line); }
  .cal-grid .cal-cell { cursor: pointer; border: 0; padding: 0; font: inherit; }
  .cal-cell.level-0 { background: var(--paper); box-shadow: inset 0 0 0 1px var(--line-strong); }
  .cal-cell.level-1 { background: var(--heat-1); }
  .cal-cell.level-2 { background: var(--heat-2); }
  .cal-cell.level-3 { background: var(--heat-3); }
  .cal-cell.level-4 { background: var(--heat-4); }
  .cal-cell.future { background: transparent; box-shadow: none; cursor: default; }
  .cal-cell:disabled { opacity: 1; }
  .cal-cell.picked { outline: 2px solid var(--ink); outline-offset: 1px; }
  .cal-legend { display: flex; align-items: center; gap: 3px; font-size: var(--t-xs); color: var(--muted); }
  .cal-legend span:first-child { margin-right: var(--s-1); }
  .cal-legend span:last-child { margin-left: var(--s-1); }
  .cal-legend .cal-cell { width: 12px; height: 12px; }
  .week-status { display: flex; gap: 6px; list-style: none; margin: var(--s-2) 0 0; padding: 0; font-size: var(--t-s); }
  .week-status li { color: var(--muted); }
  .week-status li.full { color: var(--accent); }
  .week-status li.held { color: var(--amber); }
  .week-status li.current { outline: 1px solid var(--line-strong); border-radius: 3px; padding: 0 2px; }
  .cal-caption { margin-top: var(--s-2); }
  .records td:first-child { white-space: normal; }
  .sessions a { font-weight: 600; }

  /* ---------- History, login ---------- */

  .logout { text-align: center; margin: 20px 0; }
  .login { margin: 12vh auto 0; }
  .login img { border-radius: 12px; margin-bottom: var(--s-2); }
  .login .btn { margin-top: var(--s-4); }
  .saved-pages { text-align: left; padding-left: 1.2rem; }

  /* ---------- Wider screens ---------- */

  @media (max-width: 349px) {
    .field input { font-size: var(--t-xl); }
    .field.reps .step-btn { min-width: 34px; }
  }

  @media (min-width: 640px) {
    .day-name .short { display: none; }
    .day-name .long { display: inline; }
    .counters { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .week-plan { grid-template-columns: repeat(7, minmax(0, 1fr)); }
    .week-plan-day { display: block; padding: var(--s-2h); min-height: 110px; }
    .week-plan-day .day-name { margin-bottom: var(--s-1); }
    .shopping { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--s-5); }
    .ladder-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .cal-days, .cal-grid { grid-template-rows: repeat(7, 20px); }
    .cal-grid { grid-auto-columns: 20px; }
    .cal-cell { width: 20px; height: 20px; }
    .cal-days { line-height: 20px; }
  }

  @media (min-width: 900px) {
    h1 { font-size: var(--t-4xl); }
    .logout { display: none; }

    /* Today */
    .week-strip { gap: var(--s-2); }
    .day { padding: var(--s-2h) var(--s-2) var(--s-3); text-align: left; }
    .day-name { font-size: var(--t-s); }
    .day-num { font-size: var(--t-3xl); }
    .day-plan { display: block; font-size: var(--t-s); color: var(--muted); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
    .day-log { justify-content: flex-start; margin-top: var(--s-2); }
    .mark { font-size: var(--t-s); padding: 1px var(--s-2); }
    .today-grid { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 0 28px; align-items: start; }
    .today-side > .flat:first-child { border-top: 0; padding-top: 0; }

    /* Workout side panel */
    .split .action-bar { position: static; box-shadow: none; }
    .split-side .pill span { height: 38px; font-size: var(--t-m); }

    .prehab-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
    .prehab-list .panel { margin: 0; }

    .plan-workouts, .plan-bottom { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--s-5); align-items: start; }

    .diet-layout { display: grid; grid-template-columns: 170px minmax(0, 1fr); gap: var(--s-5); align-items: start; }
    .diet-layout .chips { flex-direction: column; position: sticky; top: var(--s-5); overflow: visible; padding: 0; }
    .diet-layout .chips a { border: 0; background: none; border-radius: var(--radius); padding: 7px var(--s-2h); }
    .diet-layout .chips a:hover { background: var(--surface); }
    .diet-content { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--s-5); align-items: start; }
    .diet-content .prose, .diet-content #shopping { grid-column: 1 / -1; }
    .diet-content section { scroll-margin-top: 20px; }

    .exercise-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 0 var(--s-5); align-items: start; }
    .exercise-side { position: sticky; top: var(--s-5); }

    .progress-top { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 0 var(--s-5); align-items: start; }
    .chart-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 18px; align-items: start; }
    .chart-grid.tier-two { gap: 0 var(--s-5); }
    .chart-wide { grid-column: 1 / -1; }
    .chart-wide .chart { height: 320px; }

    .summary-actions { flex-direction: column; align-items: stretch; }
  }

  @media (min-width: 1280px) {
    .shopping { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .ladder-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  }

  /* Exercises side by side only when each column still fits "− 12 +" at full numeral size */
  @media (min-width: 1440px) {
    .pair, .circuit { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 28px; }
    .pair .exercise + .exercise, .circuit .exercise + .exercise { border-top: 0; padding-top: 0; margin-top: 0; }
    .circuit .exercise:nth-child(n + 3) { border-top: 1px solid var(--line); padding-top: var(--s-4); margin-top: var(--s-4); }
  }
}

/* =====================================================================
   Utilities: last layer, so they win over components
   ===================================================================== */

@layer utilities {
  .small { font-size: var(--t-s); }
  .visually-hidden {
    position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
  }
}

/* Recovery controls remain available on every signed-in page. */
.sync-panel {
  position: fixed; z-index: 30; inset: auto 16px calc(var(--tabbar-h) + 64px) auto;
  width: min(480px, calc(100vw - 32px)); max-height: 65vh; overflow: auto;
  box-shadow: 0 8px 32px var(--shadow);
}
.sync-panel[hidden] { display: none; }
.sync-panel ul { padding-left: 20px; }
.sync-panel li { margin-bottom: 20px; overflow-wrap: anywhere; }
.sync-panel li .btn { margin: 4px; }
.workout-help { margin-bottom: 16px; }
.workout-help summary { cursor: pointer; padding: 12px 0; }
.partner-link { margin: 8px 0; }
.exercise { scroll-margin-top: 16px; }
@media (min-width: 1280px) { .partner-link { display: none; } }

@layer pages {
  .welcome { padding: 16px 20px; margin-bottom: 20px; background: var(--tint); border-radius: var(--radius-card); }
  .welcome p { margin: 4px 0 0; }
  .day-link { display: flex; flex-direction: column; align-items: center; text-decoration: none; color: inherit; min-height: 58px; justify-content: center; gap: 5px; }
  .day-activity { font: 600 11px/1.2 var(--font-body); overflow-wrap: anywhere; }
  .reference-section { margin: 16px 0; }
  .reference-section > summary { font: 600 var(--t-l)/1.4 var(--font-body); padding: 8px 0; cursor: pointer; }
  .reference-section[open] > summary { margin-bottom: 18px; }
  .reference-section h2 { margin-top: 12px; }
  .scale-anchors { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: var(--t-xs); margin: 6px 0 0; max-width: 560px; }
  .pill span { font: 600 var(--t-m)/1 var(--font-body); }
  .settings-days { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); gap: 8px 24px; }
  .settings-days select { width: 100%; }
  .food-feedback { display: flex; flex-wrap: wrap; gap: 6px 20px; background: var(--tint); border-radius: var(--radius); padding: 12px 16px; margin: 0 0 16px; font-size: var(--t-s); }
  .food-feedback strong { flex-basis: 100%; color: var(--accent); }
  .event-hint { margin: 14px 0 8px; }
  .week-decisions .btn { white-space: normal; }
  .set { grid-template-columns: 44px minmax(0, 1fr) 0.6rem minmax(0, 1.35fr); }
  .sets.bodyweight .set { grid-template-columns: 44px minmax(0, 280px); }
  .set-complete { position: relative; width: 44px; height: 48px; margin: 0; }
  .set-complete input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; margin: 0; cursor: pointer; }
  .set-complete span { display: flex; align-items: center; justify-content: center; height: 100%; border: 1px solid var(--line-strong); border-radius: var(--radius); color: var(--muted); font: 600 var(--t-m)/1 var(--font-body); }
  .set-complete input:checked + span { background: var(--accent); color: var(--on-accent); border-color: var(--accent); font-size: 0; }
  .set-complete input:checked + span::after { content: '✓'; font-size: 22px; }
  .set-complete input:focus-visible + span { outline: 3px solid var(--accent); outline-offset: 2px; }
  .set-is-done .field { background: var(--tint); }
  .current-block { border-color: var(--accent); }
  .workout-overview .button-row { gap: 8px; }
  [data-stage-label] { margin-top: 12px; }
  [data-workout-stage], #workout-review, .reference-section { scroll-margin-top: 20px; }
  .btn:disabled { opacity: .5; cursor: default; }
  @media (min-width: 900px) { .day-activity { display: none; } }
  @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
}

@layer pages {
  .diet-jumps { margin-bottom: 24px; flex-wrap: wrap; overflow: visible; }
  .plate-guide { display: grid; gap: 28px; }
  .plate-picture { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; width: 230px; height: 230px; border-radius: 50%; background: conic-gradient(from 0deg, var(--tint) 0 25%, var(--paper) 25% 50%, var(--accent) 50% 100%); border: 8px solid var(--surface); outline: 1px solid var(--line); margin: 26px auto 8px; overflow: hidden; font-size: 14px; font-weight: 600; }
  .plate-picture span { display: flex; align-items: center; justify-content: center; text-align: center; padding: 12px; }
  .plate-picture span:first-child { grid-row: 1 / 3; color: var(--on-accent); border-right: 3px solid var(--surface); }
  .plate-picture span:nth-child(2) { border-bottom: 3px solid var(--surface); padding-top: 30px; }
  .plate-picture span:nth-child(3) { padding-bottom: 30px; }
  .portion-list { margin: 0; }
  .portion-list > div { padding: 16px 0; border-bottom: 1px solid var(--line); }
  .portion-list > div:last-child { border: 0; }
  .portion-list dt { color: var(--accent); font-weight: 600; }
  .portion-list dd { margin: 4px 0 0; font-weight: 600; }
  .portion-list dd span { display: block; font-weight: 400; color: var(--muted); font-size: var(--t-s); }
  .diet-reminders { display: grid; gap: 16px; margin: 24px 0 16px; }
  .diet-reminders > div { border-left: 3px solid var(--accent); padding-left: 14px; }
  .diet-reminders p { color: var(--muted); font-size: var(--t-s); margin: 4px 0 0; }
  .diet-clinical { margin-bottom: 28px; max-width: 85ch; }
  .meal-filters { display: grid; gap: 12px; margin-bottom: 16px; }
  .meal-filters label { margin: 0; }
  .meal-filters input, .meal-filters select { width: 100%; min-width: 0; }
  .meal-grid { display: grid; gap: 10px; margin: 16px 0 24px; }
  .meal-card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); align-self: start; }
  .meal-card summary { padding: 16px; cursor: pointer; }
  .meal-card-title { font-weight: 600; }
  .meal-card-time { display: block; margin-top: 4px; color: var(--muted); font-size: var(--t-s); }
  .meal-card-body { padding: 0 16px 16px; }
  .meal-card[open] { border-color: var(--accent); }
  .snack-ideas { border-top: 1px solid var(--line); padding-top: 16px; margin-top: 16px; }
  .snack-ideas summary, .shopping-group summary, .guide-section summary { cursor: pointer; font-weight: 600; padding: 10px 0; }
  .snack-ideas ul { margin-top: 12px; }
  .shopping-group { border-top: 1px solid var(--line); min-width: 0; }
  .shopping-group .check { align-items: flex-start; }
  .shopping-group input:checked + span { text-decoration: line-through; color: var(--muted); }
  .diet-reference { margin-top: 32px; }
  .guide-section { margin: 10px 0; padding: 8px 20px; }
  .guide-section .prose { margin: 12px 0 20px; }
  .plate-guide, .meal-finder, #shopping, .diet-reference, .meal-category, .guide-section { scroll-margin-top: 24px; }
  @media (min-width: 640px) { .plate-guide { grid-template-columns: 1fr 1fr; } .diet-reminders { grid-template-columns: repeat(3, 1fr); } .meal-filters { grid-template-columns: 1fr 1.5fr 1fr; } .meal-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
}

/* Meal planning: compact daily cards, with editing tucked into each meal slot. */
@layer pages {
.meal-plan-controls { display:flex; flex-wrap:wrap; gap:12px; align-items:end; margin:18px 0; }
.meal-plan-controls label { flex:1 1 130px; min-width:0; }
.meal-plan-controls input, .meal-plan-controls select { width:100%; }
.meal-plan-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(min(100%,270px),1fr)); gap:16px; margin-top:20px; }
.meal-plan-grid.single-day { grid-template-columns:1fr; }
.meal-day { border:1px solid var(--line); border-radius:12px; padding:16px; min-width:0; }
.meal-day.is-today { border-color:var(--accent); }
.meal-day h3 { margin:0 0 14px; }
.meal-slot { border-top:1px solid var(--line); padding:12px 0; }
.meal-slot summary { cursor:pointer; overflow-wrap:anywhere; }
.meal-slot summary > span { display:block; }
.meal-slot-label { font-weight:600; font-size:.8rem; text-transform:uppercase; letter-spacing:.06em; margin-bottom:4px; }
.meal-slot-form { display:grid; gap:10px; padding-top:12px; }
.meal-slot-form select { width:100%; min-width:0; }
.meal-slot-form input[type=number] { max-width:100px; }
.recipe-detail-grid { display:grid; grid-template-columns:1fr 1fr; gap:24px; }
.recipe-detail-grid li { margin-bottom:8px; }
.shopping-source { display:block; margin:0 0 10px 30px; font-size:.75rem; }
.saved-recipes { list-style:none; padding:0; }
.saved-recipes li { display:flex; flex-wrap:wrap; justify-content:space-between; gap:8px; padding:12px 0; border-bottom:1px solid var(--line); }
[data-recipe-form] { display:grid; gap:14px; }
[data-recipe-form] input[type=number] { max-width:100px; }
@media (max-width:600px) { .recipe-detail-grid { grid-template-columns:1fr; gap:8px; } }

}
@layer pages {
  .meal-slot summary { display:block; position:relative; padding-right:20px; list-style:none; }
  .meal-slot summary::-webkit-details-marker { display:none; }
  .meal-slot summary::after { content:'+'; position:absolute; right:0; top:0; color:var(--accent); }
  .meal-slot[open] summary::after { content:'−'; }
}
@layer pages {
  .planned-meal-summary { margin-bottom:var(--s-5); }
  .planned-meal-list { list-style:none; padding:0; margin:0 0 var(--s-3); }
  .planned-meal-list li { display:grid; gap:3px; padding:10px 0; border-bottom:1px solid var(--line); }
  .planned-meal-list li > a { font-weight:600; }
}
