/* syad_kit.ui_kit — mobile-first, quiet forms with one strong control: the plus button. */
/* ---------------------------------------------------------------- 1.7.0 fonts, kept in this module
   (static/fonts/, see fonts/VENDOR.md): Inter for text, Space Grotesk for headings. Latin and the
   rest of each font's letters, as released. */
@font-face { font-family: "Inter"; font-style: normal; font-weight: 100 900; font-display: swap; src: url("fonts/InterVariable.woff2") format("woff2"); }
@font-face { font-family: "Space Grotesk"; font-style: normal; font-weight: 300 700; font-display: swap; src: url("fonts/SpaceGrotesk-wght.woff2") format("woff2"); }

/* ---------------------------------------------------------------- shared theme (1.1.0; colours 1.7.0)
   Every app has the same look; only --ui-accent (and --ui-accent-text) change per app type.
   Dark by default; light when the phone is in light mode. data-theme="dark" or "light" on
   <html> forces one (the theme_switch macro sets it). */
:root {
  /* colors: dark (1.7.0) */
  --ui-bg:       #0f0f13;
  --ui-surface:  #17171e;
  --ui-surface2: #1e1e28;
  --ui-hover:    #252530;
  --ui-active:   #2c2c3a;
  --ui-border:   #2a2a38;   /* for the rare place that needs a line; nothing has one by default */
  --ui-text:     #f0f0f5;
  --ui-dim:      #9898b0;
  --ui-faint:    #9292aa;   /* labels, hints, placeholders */
  --ui-backdrop: rgba(0,0,0,0.75);

  /* status colors (same in every app) */
  --ui-ok:         #16a34a;
  --ui-warn:       #d4a017;
  --ui-danger:     #f26868;
  --ui-ok-dim:     color-mix(in srgb, var(--ui-ok) 15%, transparent);
  --ui-warn-dim:   color-mix(in srgb, var(--ui-warn) 15%, transparent);
  --ui-danger-dim: color-mix(in srgb, var(--ui-danger) 15%, transparent);

  /* text */
  --ui-font:         "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ui-font-display: "Space Grotesk", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;   /* headings */
  --ui-text-xs: 15px;
  --ui-text-sm: 17px;   /* body text */
  --ui-text-md: 20px;
  --ui-text-lg: 26px;

  /* phone edges */
  --ui-safe-top:    env(safe-area-inset-top, 0px);
  --ui-safe-bottom: env(safe-area-inset-bottom, 0px);

  /* accent: each app sets --ui-accent and --ui-accent-text; the rest follows */
  --ui-accent:       #0d9488;
  --ui-accent-text:  #111;
  --ui-accent-dim:   color-mix(in srgb, var(--ui-accent) 13%, transparent);
  --ui-accent-hover: color-mix(in srgb, var(--ui-accent) 80%, white);
  --ui-accent-link:  color-mix(in srgb, var(--ui-accent) 60%, white);   /* 1.7.0: 60% (75% before), so it reads on every layer */
  --ui-glow: 0 0 4px  color-mix(in srgb, var(--ui-accent) 75%, transparent),
             0 0 12px color-mix(in srgb, var(--ui-accent) 45%, transparent);

  /* shapes */
  --ui-radius: 10px;
  --ui-radius-sm: 6px;    /* small elements */
  --ui-radius-lg: 16px;   /* modals and sheets */
  --ui-tap: 48px;

  /* 1.0.0 names, kept so modules built on ui-kit 1.0.0 keep working. Remove in 2.0.0. */
  --ui-ink:         var(--ui-text);
  --ui-muted:       var(--ui-dim);
  --ui-line:        var(--ui-border);
  --ui-error:       var(--ui-danger);
  --ui-accent-soft: var(--ui-accent-dim);
  --ui-accent-ink:  var(--ui-accent-text);   /* its 1.0.0 meaning: text on a filled accent */
  --ui-warn-bg:     var(--ui-warn-dim);
  --ui-warn-ink:    var(--ui-text);          /* text on the warn tint */
  color-scheme: dark;
}

/* light: when the phone is in light mode (unless forced dark), or forced light */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --ui-bg:       #f4f4f7;
    --ui-surface:  #ffffff;
    --ui-surface2: #ececf1;
    --ui-hover:    #e4e4ea;
    --ui-active:   #dcdce4;
    --ui-border:   #dcdce4;
    --ui-text:     #15151c;
    --ui-dim:      #4b4b5e;
    --ui-faint:    #5f5f73;
    --ui-danger:   #be1c1c;
    --ui-backdrop: rgba(15,15,19,0.45);
    --ui-accent-link: color-mix(in srgb, var(--ui-accent) 52%, black);
    color-scheme: light;
  }
}
:root[data-theme="light"] {
  --ui-bg:       #f4f4f7;
  --ui-surface:  #ffffff;
  --ui-surface2: #ececf1;
  --ui-hover:    #e4e4ea;
  --ui-active:   #dcdce4;
  --ui-border:   #dcdce4;
  --ui-text:     #15151c;
  --ui-dim:      #4b4b5e;
  --ui-faint:    #5f5f73;
  --ui-danger:   #be1c1c;
  --ui-backdrop: rgba(15,15,19,0.45);
  --ui-accent-link: color-mix(in srgb, var(--ui-accent) 52%, black);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scrollbar-gutter: stable; }   /* no shift when a scrollbar appears */
body {
  margin: 0; background: var(--ui-bg); color: var(--ui-text);
  font: var(--ui-text-sm)/1.5 var(--ui-font); padding-bottom: calc(110px + var(--ui-safe-bottom));
}
html { background: var(--ui-bg); }
a { color: var(--ui-accent-link); }
/* No outline or tap flash when tapping or clicking; the outline shows only when
   moving around with the keyboard (ui-kit.js sets ui-keyboard on <html> then). */
html { -webkit-tap-highlight-color: transparent; }
:focus, :focus-visible { outline: none; }
html.ui-keyboard :focus-visible { outline: 2px solid var(--ui-accent); outline-offset: 2px; box-shadow: var(--ui-glow); }

.ui-header {
  padding: calc(14px + env(safe-area-inset-top, 0px)) 18px 10px;
  max-width: 720px; margin: 0 auto;
}
.ui-header h1 { font-size: var(--ui-text-lg); line-height: 1.2; margin: 0; font-weight: 650; letter-spacing: -0.01em; }
.ui-header .ui-sub { margin: 4px 0 0; color: var(--ui-dim); font-size: 0.95rem; }
.ui-back { display: inline-flex; align-items: center; min-height: 40px; color: var(--ui-dim); text-decoration: none; font-size: 0.95rem; }
.ui-main { max-width: 720px; margin: 0 auto; padding: 0 18px; }
.ui-group { margin: 22px 0 0; }
.ui-group__title { font-size: 0.95rem; font-weight: 600; color: var(--ui-dim); margin: 0 0 6px; }
.ui-muted { color: var(--ui-dim); }

/* One-line items */
/* No lines anywhere: like a sheet of paper, space keeps things apart. */
.ui-list { border: 0; }
.ui-line { border: 0; }
.ui-line + .ui-line { margin-top: 2px; }
.ui-line__tap {
  display: grid; grid-template-columns: 1fr auto; gap: 0 12px; align-items: baseline;
  width: 100%; min-height: 64px; padding: 14px 2px; text-align: left;
  background: none; border: 0; color: inherit; font: inherit; cursor: pointer;
}
.ui-line__title { font-weight: 600; grid-column: 1; }
.ui-line__summary { grid-column: 1 / -1; color: var(--ui-dim); font-size: 0.95rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ui-line__meta { grid-column: 2; grid-row: 1; color: var(--ui-dim); font-size: 0.85rem; }
.ui-line--open { background: var(--ui-surface); margin: 0 -18px; padding: 0 18px; }
.ui-line--open > .ui-line__tap { min-height: 52px; }
.ui-line--section .ui-line__title { font-weight: 600; }
.ui-details { padding: 0 0 16px; }
.ui-dl { margin: 0; }
.ui-dl__row { display: grid; grid-template-columns: minmax(110px, 40%) 1fr; gap: 12px; padding: 7px 0; }
.ui-dl__row:first-child { border-top: 0; }
.ui-dl dt { color: var(--ui-dim); font-size: 0.95rem; }
.ui-dl dd { margin: 0; overflow-wrap: anywhere; white-space: pre-line; }

/* Buttons */
.ui-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 4px; margin-top: 12px; }
/* Flat, quiet buttons: text in the accent colour, a soft tint only for the main action. */
.ui-btn {
  min-height: 40px; padding: 0 14px; border-radius: 8px; border: 0; background: transparent;
  color: var(--ui-accent-link); font: inherit; font-size: 0.95rem; font-weight: 600; cursor: pointer;
  text-decoration: none; display: inline-flex; align-items: center; justify-content: center;
}
.ui-btn:hover { background: var(--ui-accent-dim); }
.ui-btn--primary { background: var(--ui-accent-dim); }
.ui-btn--quiet { color: var(--ui-dim); }
.ui-btn--danger { color: var(--ui-danger); }
.ui-btn:disabled { opacity: 0.55; cursor: progress; }

/* Plus button and add menu */
.ui-add { position: fixed; right: max(18px, env(safe-area-inset-right, 0px)); bottom: calc(22px + env(safe-area-inset-bottom, 0px)); z-index: 20; }
.ui-add__button {
  list-style: none; width: 64px; height: 64px; border-radius: 50%;
  background: var(--ui-accent); color: var(--ui-accent-text);
  display: grid; place-items: center; cursor: pointer;
  font-size: 2.4rem; font-weight: 300; line-height: 1;
  box-shadow: 0 6px 18px color-mix(in srgb, var(--ui-accent) 35%, transparent);
}
.ui-add__button::-webkit-details-marker { display: none; }
.ui-add[open] .ui-add__button span { transform: rotate(45deg); }
.ui-add__button span { display: block; transition: transform 0.15s ease; margin-top: -4px; }
.ui-add__sheet {
  position: absolute; right: 0; bottom: 76px; width: min(320px, calc(100vw / var(--ui-zoom, 1) - 36px));
  background: var(--ui-surface); border-radius: 14px;
  padding: 8px; box-shadow: 0 12px 32px color-mix(in srgb, black 35%, transparent);
  max-height: 70vh; overflow-y: auto;
}
.ui-add__title { margin: 6px 10px 4px; color: var(--ui-dim); font-size: 0.9rem; }
.ui-add__group { margin: 10px 10px 2px; color: var(--ui-dim); font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
.ui-add__option {
  display: block; width: 100%; min-height: 52px; padding: 0 12px; text-align: left;
  background: none; border: 0; border-radius: 8px; color: inherit; font: inherit; font-weight: 500; cursor: pointer;
}
.ui-add__option:hover, .ui-add__option:focus-visible { background: var(--ui-accent-dim); }
/* Items sit indented under their group heading */
.ui-add__group ~ .ui-add__option { margin-left: 12px; width: calc(100% - 12px); }
/* Search: stays at the top while the list scrolls (about 12 items show) */
.ui-add__sheet:has(.ui-add__search) { max-height: min(70vh, 720px); }
.ui-add__search { position: sticky; top: -8px; z-index: 1; display: block; width: 100%; min-height: 44px; margin: 0 0 6px;
                  padding: 0 12px; border: 1px solid transparent; border-radius: 8px; background: var(--ui-surface2);
                  color: var(--ui-text); font: inherit; box-shadow: 0 -8px 0 var(--ui-surface); }
.ui-add__option[hidden], .ui-add__group[hidden] { display: none; }
.ui-add__none { margin: 8px 12px; color: var(--ui-dim); font-size: 0.95rem; }
@media (prefers-reduced-motion: reduce) { .ui-add__button span { transition: none; } }

/* Forms (also styles syad_kit.dynamic_forms fields) */
.ui-form { background: var(--ui-surface); margin: 0 -18px; padding: 16px 18px 20px; border-radius: var(--ui-radius); }
.ui-form__title { margin: 0 0 12px; font-size: 1.1rem; font-weight: 650; }
.df-field, .ui-field { margin: 0 0 14px; }
.df-label, .ui-label { display: block; font-weight: 500; margin: 0 0 4px; }
.df-req { color: var(--ui-danger); }
.df-input, .ui-input {
  width: 100%; min-height: var(--ui-tap); padding: 10px 12px; border-radius: 8px;
  border: 1px solid transparent; background: var(--ui-surface2); color: var(--ui-text); font: inherit;
}
.df-textarea { min-height: 96px; resize: vertical; }
.df-input[aria-invalid="true"] { border-color: var(--ui-danger); }
.df-error, .ui-error { color: var(--ui-danger); margin: 4px 0 0; font-size: 0.95rem; }
.df-yesno { display: flex; flex-wrap: wrap; gap: 8px; }
.df-pill { position: relative; }
.df-pill input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.df-pill span {
  display: inline-flex; align-items: center; min-height: var(--ui-tap); padding: 0 18px;
  border: 1px solid transparent; border-radius: 999px; background: var(--ui-surface2);
}
.df-pill input:checked + span { background: var(--ui-accent); border-color: var(--ui-accent); color: var(--ui-accent-text); font-weight: 600; }
html.ui-keyboard .df-pill input:focus-visible + span { outline: 2px solid var(--ui-accent); outline-offset: 2px; box-shadow: var(--ui-glow); }
.df-pill--quiet span { color: var(--ui-dim); }

/* Forms laid out like the read-only details: label on the left, value on the right,
   rows spaced apart (no lines between them). Add ui-form--rows to the form. */
.ui-form--rows { margin: 0 -12px; padding: 0 12px 10px; }
.ui-form--rows input[type="checkbox"] { width: 22px; height: 22px; margin: 0; justify-self: start; accent-color: var(--ui-accent); }
.ui-form--rows .ui-value { overflow-wrap: anywhere; }
.ui-actions__start { margin-right: auto; display: flex; gap: 0; }
.ui-actions__start .ui-btn { padding: 0 8px; }
.ui-form--rows .ui-actions { flex-wrap: nowrap; gap: 0; }
.ui-form--rows .ui-actions .ui-btn { padding: 0 10px; white-space: nowrap; }
.ui-form--rows .ui-form__title { margin: 0; padding: 14px 0 8px; font-size: 1rem; font-weight: 600; }
.ui-form--rows .df-field, .ui-form--rows .ui-field {
  display: grid; grid-template-columns: minmax(110px, 40%) 1fr; gap: 0 12px; align-items: center;
  margin: 0; padding: 3px 0; min-height: 44px;
}
.ui-form--rows .df-field:has(textarea) { align-items: start; }
.ui-form--rows .df-field:has(textarea) .df-label { padding-top: 7px; }
.ui-form--rows .df-label, .ui-form--rows .ui-label { margin: 0; font-weight: 400; color: var(--ui-dim); font-size: 0.95rem; }
.ui-form--rows .df-input, .ui-form--rows .ui-input {
  /* Text lines up with where the value sits in the details view. */
  width: calc(100% + 8px); min-height: 38px; margin-left: -8px; padding: 6px 8px;
  border: 1px solid transparent; border-radius: 6px; background: var(--ui-surface2);
}
html.ui-keyboard .ui-form--rows .df-input:focus, html.ui-keyboard .ui-form--rows .ui-input:focus { border-color: var(--ui-accent); }
.ui-form--rows .df-input[aria-invalid="true"] { border-color: var(--ui-danger); }
.ui-form--rows .df-textarea { min-height: 72px; }
.ui-form--rows .df-error { grid-column: 2; margin: 2px 0 4px; font-size: 0.9rem; }
.ui-form--rows > .ui-error { margin: 0 0 8px; }

/* 1.4.0 Stacked form with the same live behaviour: add ui-form--stacked to a form to keep the
   normal layout (label above the field) and get what ui-form--rows forms get besides their
   side-by-side look: empty-row marking, and the read-only view inside fieldset.ui-editable
   (Edit switch off: values as text, empty rows hidden). Nothing else changes for the form. */
.ui-form--stacked .ui-value { overflow-wrap: anywhere; }

/* 1.5.0 Viewing a ui-form--stacked form (Edit switch off, fieldset.ui-editable disabled): each row
   reads like a .ui-dl row, the label on the left in the dim colour and the value on the right;
   empty rows stay hidden. With the Edit switch on it stays stacked (label above a full-width field). */
.ui-form--stacked fieldset.ui-editable:disabled .df-field:not([data-empty]):not(.ui-edit-only),
.ui-form--stacked fieldset.ui-editable:disabled .ui-field:not([data-empty]):not(.ui-edit-only) {
  display: grid; grid-template-columns: minmax(110px, 40%) 1fr; gap: 12px; align-items: start;
  margin: 0; padding: 7px 0; min-height: 0;
}
.ui-form--stacked fieldset.ui-editable:disabled .df-label,
.ui-form--stacked fieldset.ui-editable:disabled .ui-label {
  margin: 0; padding: 0; color: var(--ui-dim); font-size: 0.95rem; font-weight: 400;
}
.ui-form--stacked fieldset.ui-editable:disabled .df-req { display: none; }
.ui-form--stacked fieldset.ui-editable:disabled .ui-readout {
  grid-column: 2; margin: 0; padding: 0; white-space: pre-line; overflow-wrap: anywhere;
}

/* Notices and empty states */
.ui-notice { margin: 14px 0 0; padding: 12px 14px; border-radius: var(--ui-radius); font-weight: 500; }
.ui-notice--warn { background: var(--ui-warn-dim); color: var(--ui-text); }
.ui-notice--error { background: var(--ui-danger-dim); color: var(--ui-text); }
.ui-empty { color: var(--ui-dim); padding: 18px 0; margin: 0; }

/* ---------------------------------------------------------------- 1.1.0 */
/* Edit switch */
.ui-switch { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; padding: 0; border: 0; background: none;
             color: var(--ui-text); font: inherit; font-size: 0.95rem; font-weight: 600; cursor: pointer; }
.ui-switch__track { position: relative; width: 44px; height: 26px; border-radius: 13px; background: var(--ui-surface2); transition: background 0.15s; }
.ui-switch__thumb { position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: var(--ui-dim);
                    box-shadow: 0 1px 3px color-mix(in srgb, black 30%, transparent); transition: transform 0.15s; }
.ui-switch[aria-checked="true"] .ui-switch__track { background: var(--ui-accent); }
.ui-switch[aria-checked="true"] .ui-switch__thumb { transform: translateX(18px); background: var(--ui-accent-text); }
@media (prefers-reduced-motion: reduce) { .ui-switch__track, .ui-switch__thumb { transition: none; } }

/* Caret that opens a section */
.ui-caret { flex: none; width: 44px; height: 44px; margin-right: -10px; border: 0; background: none; cursor: pointer;
            color: var(--ui-dim); display: inline-grid; place-items: center; border-radius: 8px; }
.ui-caret::before { content: ""; width: 9px; height: 9px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor;
                    transform: rotate(45deg) translate(-2px, -2px); transition: transform 0.15s; }
.ui-caret[aria-expanded="true"]::before { transform: rotate(-135deg) translate(-2px, -2px); }
.ui-caret:hover { background: var(--ui-accent-dim); color: var(--ui-text); }

/* Read-only: fields in a disabled fieldset look like plain text, empty rows hide */
fieldset.ui-editable { border: 0; margin: 0; padding: 0; min-width: 0; }
fieldset.ui-editable:disabled .df-input, fieldset.ui-editable:disabled .ui-input {
  background: transparent; border-color: transparent; color: var(--ui-text); -webkit-text-fill-color: var(--ui-text);
  opacity: 1; appearance: none; -webkit-appearance: none; resize: none; cursor: default;
}
fieldset.ui-editable:disabled input[type="date"]::-webkit-calendar-picker-indicator { display: none; }
fieldset.ui-editable:disabled .df-req { display: none; }
fieldset.ui-editable:disabled .df-field[data-empty], fieldset.ui-editable:disabled .ui-field[data-empty] { display: none; }
fieldset.ui-editable:disabled .ui-edit-only { display: none; }
.ui-readout { display: none; }
fieldset.ui-editable:disabled .ui-readout { display: block; white-space: pre-wrap; overflow-wrap: anywhere; padding: 6px 0; }
fieldset.ui-editable:disabled .df-input, fieldset.ui-editable:disabled .ui-input { display: none; }

/* Theme switch: three choices side by side */
.ui-segmented { display: inline-flex; gap: 2px; padding: 3px; border-radius: 10px; background: var(--ui-surface2); }
.ui-segmented__opt { min-height: 36px; padding: 0 14px; border: 0; border-radius: 8px; background: none; cursor: pointer;
                     color: var(--ui-dim); font: inherit; font-size: 0.95rem; font-weight: 600; }
.ui-segmented__opt[aria-pressed="true"] { background: var(--ui-accent-dim); color: var(--ui-accent-link); }
.ui-theme { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 24px 0 0; }

/* ---------------------------------------------------------------- 1.2.0 text size
   The whole page scales together (text, buttons, tap targets, spacing) and reflows into the
   screen's width. Normal sets nothing. */
html[data-text-size="large"]   { --ui-zoom: 1.15; }
html[data-text-size="larger"]  { --ui-zoom: 1.3; }
html[data-text-size="largest"] { --ui-zoom: 1.5; }
html[data-text-size="large"] body   { zoom: 1.15; }
html[data-text-size="larger"] body  { zoom: 1.3; }
html[data-text-size="largest"] body { zoom: 1.5; }
/* Inside the zoomed page a viewport width (vw) is zoomed too, so anything sized from the screen's
   width divides it by --ui-zoom: calc(100vw / var(--ui-zoom, 1) - 36px). */
/* Rows that fit at Normal may not at bigger sizes: let them wrap instead of running off the side
   (at Normal nothing wraps that didn't before). */
.ui-theme { flex-wrap: wrap; }
.ui-segmented { flex-wrap: wrap; max-width: 100%; }
.ui-text-size { margin: 16px 0 0; display: grid; gap: 6px; }
.ui-text-size__head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.ui-text-size__value { color: var(--ui-dim); font-weight: 600; }
.ui-text-size__slider { width: 100%; min-height: var(--ui-tap); margin: 0; accent-color: var(--ui-accent); }

/* ---------------------------------------------------------------- 1.3.0 search box
   The same box on every list, right under the tabs; a toggle may sit beside it. */
.ui-search { margin: 4px 0 10px; }
.ui-search__input { width: 100%; }
.ui-search--row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; }
.ui-search--row .ui-search__input { flex: 1 1 12em; width: auto; min-width: 0; }
.ui-search__toggle { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; cursor: pointer;
                     font-size: 0.95rem; font-weight: 600; color: var(--ui-text); }
.ui-search__toggle input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.ui-search__toggle input:checked + .ui-switch__track { background: var(--ui-accent); }
.ui-search__toggle input:checked + .ui-switch__track .ui-switch__thumb { transform: translateX(18px); background: var(--ui-accent-text); }
.ui-search__toggle input:focus-visible + .ui-switch__track { outline: 2px solid var(--ui-accent); outline-offset: 2px; }

/* ---------------------------------------------------------------- 1.7.0 the new theme
   Headings in the display font; labels and hints in the faint colour; no lines anywhere except
   one: a 1px outline in the accent-coloured text colour on the field being typed in. */
h1, h2, h3, .ui-header h1, .ui-form__title { font-family: var(--ui-font-display); letter-spacing: -0.01em; }
::placeholder { color: var(--ui-faint); opacity: 1; }
.df-input:focus, .ui-input:focus, .ui-add__search:focus, .ui-form--rows .df-input:focus, .ui-form--rows .ui-input:focus { border-color: var(--ui-accent-link); }
.df-input[aria-invalid="true"]:focus { border-color: var(--ui-danger); }

/* Header line (macro header_bar): an optional back arrow at the far left, the title, and an
   optional icon button at the far right. Both are tap-sized and have spoken labels. */
.ui-header__bar { display: flex; align-items: center; gap: 4px; min-height: var(--ui-tap); }
.ui-header__bar h1 { flex: 1 1 auto; min-width: 0; overflow-wrap: anywhere; }
.ui-header__back, .ui-header__action {
  flex: none; width: var(--ui-tap); height: var(--ui-tap); display: inline-grid; place-items: center;
  border: 0; border-radius: var(--ui-radius); background: none; color: var(--ui-text); text-decoration: none; cursor: pointer;
}
.ui-header__back { margin-left: -12px; }
.ui-header__action { margin-right: -12px; color: var(--ui-accent-link); }
.ui-header__back:hover, .ui-header__action:hover { background: var(--ui-hover); }
.ui-header__back svg, .ui-header__action svg { width: 28px; height: 28px; }