/* ilec-analyze — one stylesheet, no build step.
   Bidirectional by construction: layout uses logical properties so the same rules
   serve Hebrew (RTL) and English (LTR). Charts stay LTR because time reads
   left-to-right in both. */

:root {
  color-scheme: light;
  --surface-0: #f6f5f2;
  --surface-1: #fcfcfb;
  --surface-2: #efeeea;
  --border:    #dedcd5;
  --border-strong: #c6c3b9;
  --text-primary:   #0b0b0b;
  --text-secondary: #52514e;
  --text-muted:     #78766f;

  /* categorical slots, fixed order, never cycled */
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --good:    #008300;
  --warn:    #eda100;
  --bad:     #e34948;

  --radius: 10px;
  --maxw: 60rem;
}

@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --surface-0: #121211;
    --surface-1: #1a1a19;
    --surface-2: #232322;
    --border:    #34342f;
    --border-strong: #4a4a44;
    --text-primary:   #ffffff;
    --text-secondary: #c3c2b7;
    --text-muted:     #96958c;
    --series-1: #3987e5;
    --series-2: #d95926;
    --series-3: #199e70;
    --warn:    #c98500;
    --bad:     #e66767;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --surface-0: #121211;
  --surface-1: #1a1a19;
  --surface-2: #232322;
  --border:    #34342f;
  --border-strong: #4a4a44;
  --text-primary:   #ffffff;
  --text-secondary: #c3c2b7;
  --text-muted:     #96958c;
  --series-1: #3987e5;
  --series-2: #d95926;
  --series-3: #199e70;
  --warn:    #c98500;
  --bad:     #e66767;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--surface-0);
  color: var(--text-primary);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", "Noto Sans Hebrew", Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

.wrap { max-width: var(--maxw); margin-inline: auto; padding-inline: 1rem; }

h1 { font-size: 1.5rem; line-height: 1.25; margin: 0; }
h2 { font-size: 1.125rem; margin: 0 0 .75rem; }
h3 { font-size: 1rem; margin: 1.25rem 0 .35rem; }
p  { margin: 0 0 .75rem; }
a  { color: var(--series-1); }

/* ---------------------------------------------------------------- chrome */

.site-head {
  background: var(--surface-1);
  border-block-end: 1px solid var(--border);
  padding-block: 1rem;
  margin-block-end: 1.25rem;
}
.head-inner { display: flex; gap: 1rem; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; }
.head-actions { display: flex; gap: .5rem; flex-shrink: 0; }
.tagline { color: var(--text-secondary); margin: .25rem 0 0; font-size: .9375rem; }

button.ghost {
  font: inherit; font-size: .875rem;
  background: var(--surface-2);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .4rem .8rem;
  cursor: pointer;
}
button.ghost:hover { border-color: var(--border-strong); }
button.ghost.icon { padding: .4rem .6rem; }

.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-block-end: 1.25rem;
}
.card.compact { padding: .875rem 1.25rem; }

.note { color: var(--text-secondary); font-size: .9375rem; }
.note.small { font-size: .875rem; }
.formula {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .875rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .6rem .8rem;
  text-align: start;
  overflow-x: auto;
}

/* ---------------------------------------------------------------- input */

.tabs { display: flex; gap: .5rem; margin-block-end: 1rem; flex-wrap: wrap; }
.tab {
  flex: 1 1 12rem;
  font: inherit; text-align: start; cursor: pointer;
  background: var(--surface-2);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .6rem .8rem;
}
.tab small { display: block; font-size: .8125rem; color: var(--text-muted); font-weight: 400; }
.tab[aria-selected="true"] {
  background: var(--surface-1);
  color: var(--text-primary);
  border-color: var(--series-1);
  box-shadow: inset 0 0 0 1px var(--series-1);
  font-weight: 600;
}

.dropzone {
  border: 2px dashed var(--border-strong);
  border-radius: var(--radius);
  padding: 2rem 1rem;
  text-align: center;
  cursor: pointer;
  color: var(--text-secondary);
  background: var(--surface-2);
}
.dropzone:hover, .dropzone.over, .dropzone:focus-visible {
  border-color: var(--series-1);
  color: var(--text-primary);
  outline: none;
}
.dz-icon { font-size: 1.75rem; line-height: 1; margin-block-end: .5rem; }
.privacy { margin-block-start: .6rem; }
.howto { margin-block-start: .75rem; font-size: .9375rem; color: var(--text-secondary); }
.howto summary { cursor: pointer; color: var(--series-1); }

fieldset {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .875rem 1rem 1rem;
  margin: 0 0 1rem;
}
legend { font-weight: 600; padding-inline: .35rem; }

label.stack { display: block; margin-block: .6rem; }
label.stack > span, .row label > span { display: block; font-size: .875rem; color: var(--text-secondary); margin-block-end: .25rem; }
label.stack em { color: var(--text-muted); font-style: normal; }

.row { display: flex; gap: .75rem; flex-wrap: wrap; align-items: flex-end; }
.row > label { flex: 1 1 10rem; }
.dash { align-self: center; color: var(--text-muted); }

input[type=number], select {
  font: inherit; width: 100%;
  background: var(--surface-2);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .45rem .6rem;
}
input[type=range] { width: 100%; accent-color: var(--series-1); }
output { font-size: .875rem; color: var(--text-secondary); font-variant-numeric: tabular-nums; }

.seg { display: flex; gap: .4rem; flex-wrap: wrap; margin-block-end: .75rem; }
.seg-opt { position: relative; }
.seg-opt input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.seg-opt span {
  display: inline-block; font-size: .875rem;
  border: 1px solid var(--border); border-radius: 999px;
  padding: .25rem .7rem; color: var(--text-secondary); background: var(--surface-2);
}
.seg-opt input:checked + span {
  border-color: var(--series-1); color: var(--text-primary); font-weight: 600;
  box-shadow: inset 0 0 0 1px var(--series-1);
}
.seg-opt input:focus-visible + span { outline: 2px solid var(--series-1); outline-offset: 2px; }

label.check { display: flex; gap: .5rem; align-items: flex-start; margin-block: .5rem; font-size: .9375rem; }
label.check input { margin-block-start: .35rem; accent-color: var(--series-1); }

.chips { display: flex; gap: .5rem; flex-wrap: wrap; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.chip span {
  display: inline-block; font-size: .875rem;
  border: 1px solid var(--border); border-radius: 999px;
  padding: .3rem .75rem; background: var(--surface-2); color: var(--text-secondary);
}
.chip.on span, .chip input:checked + span {
  border-color: var(--series-1); color: var(--text-primary);
  box-shadow: inset 0 0 0 1px var(--series-1);
}
.derived { font-weight: 600; margin-block-start: .5rem; }

/* --------------------------------------------------------------- results */

.facts { display: flex; flex-wrap: wrap; gap: 1.25rem; margin: 0 0 .75rem; }
.facts div { min-width: 8rem; }
.facts dt { font-size: .8125rem; color: var(--text-muted); }
.facts dd { margin: 0; font-weight: 600; font-variant-numeric: tabular-nums; }

.banner {
  border-radius: 8px; padding: .6rem .8rem; font-size: .9375rem;
  border-inline-start: 3px solid var(--warn);
  background: var(--surface-2); color: var(--text-secondary);
}
.ok   { color: var(--good); }
.warn { color: var(--text-secondary); }
.fail { color: var(--bad); }
.error { border-color: var(--bad); border-inline-start: 3px solid var(--bad); }

.headline .belief { color: var(--text-muted); }
.headline .reality { font-size: 1.125rem; font-weight: 600; }
.best {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-block-start: 1rem;
}
.best-label { font-size: .8125rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .04em; }
.best-plan { font-size: 1.25rem; font-weight: 700; }
.best-money { font-size: 2rem; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.2; }
.best-money span { font-size: .875rem; font-weight: 400; color: var(--text-secondary); }
.best-detail { font-size: .9375rem; color: var(--text-secondary); }
.contrast {
  margin-block-start: .75rem; font-size: .9375rem; color: var(--text-secondary);
  border-inline-start: 3px solid var(--series-2); padding-inline-start: .75rem;
}

/* tables */
.table-scroll { overflow-x: auto; margin-block-start: 1rem; }
table { border-collapse: collapse; width: 100%; font-size: .875rem; }
/* Nine columns will not fit a phone. Scroll the table rather than let the browser
   squash cells to one word per line. */
.table-scroll table.plans { min-width: 46rem; }
.viz-table { overflow-x: auto; }
th, td { text-align: start; padding: .45rem .5rem; border-block-end: 1px solid var(--border); vertical-align: top; }
th { font-size: .75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .03em; font-weight: 600; white-space: nowrap; }
td.num { font-variant-numeric: tabular-nums; white-space: nowrap; }
td.strong { font-weight: 700; }
tbody tr:first-child { background: var(--surface-2); }
.plan-name { font-weight: 600; }
.verified, .reasons { font-size: .75rem; color: var(--text-muted); }
.plan-note { font-size: .75rem; color: var(--text-muted); margin-block-start: .2rem; max-width: 22rem; }
.plan-note summary { cursor: pointer; color: var(--text-secondary); }
.reasons { color: var(--series-2); }
.badge {
  display: inline-block; font-size: .6875rem; border-radius: 999px;
  padding: .05rem .45rem; margin-inline-start: .35rem;
  border: 1px solid var(--border-strong); color: var(--text-secondary);
}
.badge.c-low, .badge.c-stale { border-color: var(--warn); color: var(--warn); }
.badge.c-info { border-color: var(--series-1); color: var(--series-1); }
details.ineligible { margin-block-start: 1rem; }
details.ineligible summary { cursor: pointer; color: var(--text-secondary); font-size: .9375rem; }

.checks ul { list-style: none; padding: 0; margin: 0; font-size: .875rem; }
.checks li { display: flex; gap: .5rem; align-items: baseline; padding-block: .15rem; }
.checks .mark { font-weight: 700; }
.checks code { color: var(--text-muted); font-size: .8125rem; direction: ltr; }
.caveats p { font-size: .9375rem; color: var(--text-secondary); }

.actions { display: flex; gap: .5rem; margin-block-end: 2rem; }

.site-foot { border-block-start: 1px solid var(--border); padding-block: 1rem; color: var(--text-muted); font-size: .875rem; }

/* ----------------------------------------------------------------- charts */

.viz-svg { width: 100%; height: auto; display: block; direction: ltr; }
.viz-grid { stroke: var(--border); stroke-width: 1; }
.viz-axis { stroke: var(--border-strong); stroke-width: 1; }
.viz-label-muted  { fill: var(--text-muted); font-size: 11px; font-family: inherit; }
.viz-label-strong { fill: var(--text-primary); font-size: 12px; font-weight: 600; font-family: inherit; }

.viz-legend { display: flex; gap: 1rem; flex-wrap: wrap; margin-block-start: .5rem; font-size: .8125rem; color: var(--text-secondary); }
.viz-legend-item { display: inline-flex; gap: .35rem; align-items: center; }
.viz-legend-item i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }

.viz-table { margin-block-start: .5rem; font-size: .8125rem; }
.viz-table summary { cursor: pointer; color: var(--text-secondary); }

.viz-tooltip {
  position: fixed; inset-block-start: 0; inset-inline-start: 0; z-index: 50;
  pointer-events: none;
  background: var(--surface-1);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: .4rem .6rem;
  font-size: .8125rem;
  box-shadow: 0 4px 16px rgb(0 0 0 / .18);
  max-width: 18rem;
}
.viz-tooltip[hidden] { display: none; }

@media print {
  .site-head .head-actions, .tabs, #panel-upload, #panel-manual, .actions, .viz-table { display: none !important; }
  body { background: #fff; }
  .card { break-inside: avoid; border-color: #ccc; }
}

@media (max-width: 40rem) {
  .best-money { font-size: 1.5rem; }
  .facts { gap: .75rem 1rem; }
}