/* ==========================================================================
   app.css — shared screen UI for all ops tools
   --------------------------------------------------------------------------
   Built for a phone held at the pass, on restaurant wifi. Big tap targets,
   16px inputs (anything smaller makes iOS Safari zoom on focus), no
   framework, no build step.
   ========================================================================== */

:root {
  /* Sheet tokens — print.css consumes --ink / --steel / --line-soft;
     their values are load-bearing for printed output and stay put.
     --paper and --line have no print consumers. */
  --paper: #F4F1E6;
  --ink: #1A1916;
  --steel: #6B6963;
  --line: #D9D3C0;
  --line-soft: #B8B4AA;
  --tape: #E8A93C;
  --white: #FFFFFF;
  --warn: #A3341C;
  /* Screen chrome inks — the maritime register (chart-buff paper above,
     navy ink, slate secondary). Screen rules use these; the printed
     sheet never does. */
  --ink-s: #1E2936;
  --steel-s: #5A6673;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-s);
  font-family: system-ui, -apple-system, sans-serif;
  -webkit-text-size-adjust: 100%;
}

.disp {
  font-family: 'Oswald', 'Arial Narrow', sans-serif;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.mono { font-family: 'IBM Plex Mono', ui-monospace, monospace; }

.app { max-width: 760px; margin: 0 auto; padding: 24px 14px 90px; }

/* ---------- header ---------- */

.top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.top h1 { font-size: 24px; font-weight: 600; margin: 0; }
.save-state { font-size: 12px; color: var(--steel-s); min-height: 16px; }
.sub { font-size: 13px; color: var(--steel-s); margin: 6px 0 18px; }

.backlink { font-size: 13px; color: var(--steel-s); text-decoration: none; display: inline-block; margin-bottom: 10px; }
.backlink:hover { color: var(--ink-s); }

/* the backlink row also carries the two sibling tools, quietly — a
   manager who builds pars will want the checklists (5.3) */
.toolnav { display: flex; justify-content: space-between; align-items: baseline; gap: 0 16px; flex-wrap: wrap; }
.toolnav-x { font-size: 13px; color: var(--steel-s); margin-bottom: 10px; }
.toolnav-x a { color: var(--steel-s); text-decoration: none; }
.toolnav-x a:hover { color: var(--ink-s); }

/* ---------- banner / notice ---------- */

.banner {
  display: none;
  background: #F6E8C8;
  border: 1px solid var(--tape);
  padding: 10px 12px;
  font-size: 13px;
  margin-bottom: 16px;
}
.banner.show { display: block; }

.notice {
  display: none;
  font-size: 13px;
  color: #3D3B36;
  background: #F3EFE4;
  border: 1px solid var(--line);
  padding: 10px 12px;
  margin-top: 14px;
}
.notice.show { display: block; }

.hint { font-size: 12px; color: var(--steel-s); margin-top: 14px; line-height: 1.5; }

/* ---------- tabs ---------- */

.tabs { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 6px; margin-bottom: 16px; -webkit-overflow-scrolling: touch; }
.tab {
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink-s);
  padding: 9px 16px;
  font-size: 14px;
  cursor: pointer;
  white-space: nowrap;
  flex: 0 0 auto;
}
.tab.on { background: var(--ink-s); border-color: var(--ink-s); color: var(--paper); }
.tab.add { border-style: dashed; color: var(--steel-s); }

/* ---------- panel ---------- */

.panel { background: var(--white); border: 1px solid var(--line); padding: 16px 14px 18px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.panel-head h2 { font-size: 20px; font-weight: 600; margin: 0; cursor: pointer; }
.head-right { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--steel-s); }

/* ---------- fields ---------- */

.field {
  width: 100%;
  background: var(--white);
  border: 1px solid var(--line);
  padding: 10px;
  font-size: 16px;
  color: var(--ink-s);
  outline: none;
}
.field:focus { border-color: var(--ink-s); }
.rename-field { max-width: 230px; font-size: 18px; }

/* ---------- buttons ---------- */

.btn {
  border: 1px solid var(--ink-s);
  background: var(--ink-s);
  color: var(--paper);
  padding: 12px 16px;
  font-size: 14px;
  cursor: pointer;
}
.btn.ghost { background: transparent; color: var(--ink-s); }
.btn:active { transform: scale(0.98); }
.btn.small { padding: 8px 13px; font-size: 13px; }

.icon-btn {
  background: none;
  border: 1px solid transparent;
  color: var(--steel-s);
  cursor: pointer;
  padding: 8px 10px;
  font-size: 15px;
  line-height: 1;
}
.icon-btn:hover { border-color: var(--line); color: var(--ink-s); }
.icon-btn:disabled { opacity: 0.3; }
.icon-btn.danger { color: var(--warn); }

.actions { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.data-actions { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }

.file-input { display: none; }

/* ---------- editable row grid ---------- */
/* Tools set --cols to their own column template. */

.col-heads {
  display: grid;
  grid-template-columns: var(--cols);
  gap: 6px 8px;
  margin-bottom: 4px;
}
.col-heads span { font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--steel-s); }

.row {
  display: grid;
  grid-template-columns: var(--cols);
  gap: 6px 8px;
  align-items: center;
  margin-bottom: 8px;
}
.controls { display: flex; gap: 2px; justify-content: flex-end; }

@media (max-width: 560px) {
  .col-heads { display: none; }
  .row {
    grid-template-columns: var(--cols-narrow, var(--cols));
    grid-template-areas: var(--areas-narrow, none);
    border-bottom: 1px solid var(--paper);
    padding-bottom: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .btn:active { transform: none; }
}