/* Bessie workspace tokens, aligned with apps/client/src/theme.ts and index.css. */
:root {
  --teal: #00CCA5;
  --green: #00A283;
  --ink: #212529;
  --grey: #f8f9fa;
  --white: #FFFFFF;
  --orange: #FF9300;
  --blue: #2f6df3;
  --slate: #68717d;
  --red: #FF5555;
  --teal-tint: rgba(0, 162, 131, 0.10);
  --orange-tint: rgba(255, 147, 0, 0.10);
  --blue-tint: rgba(0, 146, 224, 0.10);
  --slate-tint: rgba(96, 110, 132, 0.10);
  --red-tint: rgba(255, 85, 85, 0.10);
  --rule: rgb(15 23 42 / 12%);
  --chrome: #f5f5f7;
  --selection: #eef5ff;
  --on-accent: #fff;
  --negative-text: #C43C3C; /* #FF5555 darkened for AA text contrast on white */
  --font: "Atkinson Hyperlegible Next", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --step--1: 0.8125rem;
  --step-0: 0.9rem;
  --step-1: 1.0625rem;
  --step-2: 1.5rem;
}

/* Explicit theme attributes also let the host switch without reloading the model. */
:root[data-theme="light"] { color-scheme: light; }
:root[data-theme="dark"] {
  color-scheme: dark;
  --ink: #c9c9c9;
  --grey: #1a1b1e;
  --white: #242528;
  --chrome: #242528;
  --slate: #a6a7ab;
  --rule: rgb(255 255 255 / 12%);
  --selection: rgb(47 109 243 / 18%);
  --blue: #89b2ff;
  --green: #40c9a2;
  --negative-text: #ff8787;
  --teal-tint: rgb(64 201 162 / 12%);
  --slate-tint: rgb(255 255 255 / 6%);
}

* { box-sizing: border-box; }
html { font-size: 16px; }
body {
  margin: 0;
  background: var(--grey);
  color: var(--ink);
  font-family: var(--font);
  font-size: var(--step-0);
  line-height: 1.45;
  font-feature-settings: "tnum" 1, "lnum" 1;
}
h2 { font-size: var(--step-1); font-weight: 500; margin: 0 0 0.75rem; letter-spacing: -0.005em; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

/* ------------------------------------------------------------ top bar */
.top-bar {
  display: flex; flex-wrap: wrap; gap: 1rem 2rem; align-items: center; justify-content: space-between;
  padding: 0.6rem 1.25rem; background: var(--chrome); border-bottom: 1px solid var(--rule);
}
.top-bar__brand { display: flex; align-items: center; gap: 0.65rem; }
.top-bar__logo { height: 36px; width: 36px; object-fit: contain; display: block; }
.top-bar__eyebrow { font-size: 0.7rem; color: var(--slate); }
h1 { margin: 0; font-size: 1rem; line-height: 1.2; font-weight: 500; }
.scenario-bar { padding: 0.75rem 1.25rem; border-bottom: 1px solid var(--rule); background: var(--white); }
:root[data-embedded="true"] .top-bar { display: none; }
:root[data-embedded="true"] .footer__mark { display: none; }
.top-bar__controls { display: flex; flex-wrap: wrap; gap: 0.75rem 1.5rem; align-items: center; }

.field { display: grid; gap: 0.2rem; }
.field--inline { display: flex; align-items: center; gap: 0.5rem; }
.field__label { color: var(--slate); font-size: var(--step--1); }
select, input[type="number"], input[type="date"] {
  font: inherit; color: var(--ink); background: var(--white);
  border: 1px solid var(--rule); border-radius: 6px; padding: 0.35rem 0.5rem; min-width: 0;
}
select:focus, input:focus { border-color: var(--blue); }

.button {
  font: inherit; border: 1px solid var(--ink); background: #2f6df3; color: var(--on-accent);
  padding: 0.4rem 0.8rem; border-radius: 6px; cursor: pointer;
}
.button--quiet { background: transparent; color: var(--ink); border-color: var(--rule); }
.button--quiet:hover { background: var(--selection); border-color: var(--blue); }
.button--link { border: 0; background: none; padding: 0; color: var(--slate); text-decoration: underline; cursor: pointer; font: inherit; font-size: var(--step--1); }

.switch { display: inline-flex; align-items: center; gap: 0.5rem; cursor: pointer; user-select: none; }
.switch input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.switch__track { width: 34px; height: 18px; border-radius: 12px; background: var(--slate-tint); border: 1px solid var(--rule); position: relative; flex: none; }
.switch__track::after { content: ""; position: absolute; top: 2px; left: 2px; width: 12px; height: 12px; border-radius: 50%; background: var(--slate); transition: transform 120ms ease; }
.switch input:checked + .switch__track { background: var(--teal-tint); border-color: var(--green); }
.switch input:checked + .switch__track::after { transform: translateX(16px); background: var(--green); }
.switch input:focus-visible + .switch__track { outline: 2px solid var(--blue); outline-offset: 2px; }

/* ------------------------------------------------------------ status line */
.status-line {
  margin: 0; padding: 0.55rem 1.25rem; background: var(--white);
  border-bottom: 1px solid var(--rule); color: var(--slate); font-size: var(--step--1);
}
.status-line.is-error { color: var(--negative-text); background: var(--red-tint); }

/* ------------------------------------------------------------ metrics row */
.metrics {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(145px, 100%), 1fr));
  gap: 0.65rem;
  background: var(--grey);
  padding: 1rem 1.25rem 0;
}
.metric { padding: 0.85rem 1rem; border: 1px solid var(--rule); border-radius: 8px; background: var(--white); min-width: 0; }
.metric__label { color: var(--slate); font-size: var(--step--1); display: block; }
.metric__value { font-size: var(--step-2); font-weight: 500; letter-spacing: -0.01em; display: block; margin-top: 0.15rem; }
.metric__delta { font-size: var(--step--1); color: var(--slate); }
.metric__delta.is-up { color: var(--green); }
.metric__delta.is-down { color: var(--negative-text); }

/* ------------------------------------------------------------ workspace */
.workspace {
  display: grid; grid-template-columns: minmax(280px, 330px) minmax(0, 1fr); gap: 1rem;
  padding: 1rem 1.25rem 1.5rem; align-items: start;
}
.inputs { border: 1px solid var(--rule); border-radius: 8px; min-width: 0; background: var(--white); position: sticky; top: 1rem; max-height: calc(100vh - 2rem); overflow-y: auto; }
.inputs__header { padding: 1rem 1.1rem 0.5rem; }
.inputs__header h2 { margin-bottom: 0.25rem; }
.inputs__hint { margin: 0; color: var(--slate); font-size: var(--step--1); }

.inputs__header { position: sticky; top: 0; background: var(--white); z-index: 2; border-bottom: 1px solid var(--rule); }
.input-tabs { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-top: 0.8rem; padding-bottom: 0.8rem; }
.input-tab {
  font: inherit; font-size: var(--step--1); display: inline-flex; align-items: center; gap: 0.35rem;
  padding: 0.3rem 0.6rem; border: 1px solid var(--rule); background: var(--white); color: var(--ink);
  border-radius: 6px; cursor: pointer;
}
.input-tab:hover { border-color: var(--ink); }
.input-tab[aria-selected="true"] { background: var(--selection); border-color: var(--blue); color: var(--blue); }
.input-tab__count:empty { display: none; }
.input-tab__count {
  min-width: 1.2rem; padding: 0 0.3rem; text-align: center; font-size: 0.72rem; line-height: 1.2rem;
  background: var(--teal); color: var(--ink);
}
.input-page { padding: 0.9rem 1.1rem 1.25rem; }
.input-page[hidden] { display: none; }
.input-page__head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; margin-bottom: 0.9rem; }
.input-page__head h3 { margin: 0; font-size: var(--step-0); font-weight: 500; }
.input-page__body { display: grid; gap: 0.7rem; }
.input-subgroup { margin-top: 0.9rem; padding-top: 0.75rem; border-top: 1px solid var(--rule); }
.input-page__body > .input-subgroup:first-child { margin-top: 0; }
.input-subgroup h4 { margin: 0; font-size: var(--step-0); font-weight: 500; }
.input-subgroup__summary { margin: 0.3rem 0 0; padding: 0.45rem 0.6rem; background: var(--teal-tint); font-size: var(--step--1); line-height: 1.4; }
.input-row { display: grid; grid-template-columns: minmax(0, 1fr) 118px; gap: 0.25rem 0.75rem; align-items: center; padding-left: 0.6rem; border-left: 2px solid transparent; }
.input-row.is-changed { border-left-color: var(--blue); background: linear-gradient(90deg, var(--selection), transparent 70%); }
.input-row__label { font-size: var(--step--1); line-height: 1.3; }
.input-row__meta { grid-column: 1 / -1; display: flex; justify-content: space-between; gap: 0.5rem; color: var(--slate); font-size: 0.75rem; }
.input-row__control { display: flex; align-items: center; gap: 0.3rem; justify-content: flex-end; }
.input-row__control input[type="number"] { width: 100%; text-align: right; }
.input-row__control select, .input-row__control input[type="date"] { width: 100%; }
.input-row--wide { grid-template-columns: 1fr; }
.input-row--toggle .switch { justify-self: end; }
.scale-note { white-space: nowrap; }
.scale-note--mw { color: var(--blue); }
.scale-note--mwh { color: var(--green); }

/* ------------------------------------------------------------ results */
.results { display: grid; gap: 1rem; min-width: 0; }
.panel { border: 1px solid var(--rule); border-radius: 8px; background: var(--white); padding: 1.1rem 1.25rem 1.25rem; min-width: 0; position: relative; }
.panel__head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem 1.5rem; align-items: baseline; }
.panel-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); gap: 1rem; }

.legend { display: flex; flex-wrap: wrap; gap: 0.35rem 1rem; font-size: var(--step--1); color: var(--slate); }
.legend__item { display: inline-flex; align-items: center; gap: 0.35rem; }
.legend__swatch { width: 10px; height: 10px; display: inline-block; }
.legend__line { width: 16px; height: 2px; background: var(--ink); display: inline-block; }

.chart { width: 100%; overflow-x: auto; }
.chart svg { display: block; width: 100%; min-width: 640px; height: auto; }
.chart text { font-family: var(--font); font-size: 11px; fill: var(--slate); }
.chart .bar-group:hover rect, .chart .bar-group:focus rect { opacity: 0.8; }
.chart-tooltip {
  position: absolute; pointer-events: none; background: #2f6df3; color: var(--on-accent);
  padding: 0.6rem 0.75rem; font-size: var(--step--1); min-width: 220px; z-index: 5;
}
.chart-tooltip table { width: 100%; border-collapse: collapse; }
.chart-tooltip td { padding: 0.1rem 0; }
.chart-tooltip td:last-child { text-align: right; padding-left: 1rem; }

.table { width: 100%; border-collapse: collapse; font-size: var(--step--1); }
.table th, .table td { padding: 0.4rem 0.5rem; border-bottom: 1px solid var(--rule); text-align: right; vertical-align: top; }
.table th:first-child, .table td:first-child { text-align: left; padding-left: 0; }
.table thead th { color: var(--slate); font-weight: 400; border-bottom-color: var(--rule); }
.table tfoot td, .table .row--subtotal td { font-weight: 500; border-top: 1px solid var(--rule); border-bottom: 0; }
.table .row--heading td { color: var(--slate); padding-top: 1rem; border-bottom-color: var(--rule); }
.table .sign { display: inline-block; width: 1ch; margin-right: 0.35rem; font-weight: 500; }
.sign--in { color: var(--green); }
.sign--out { color: var(--negative-text); }
.is-negative { color: var(--negative-text); }
.muted { color: var(--slate); }
.tag { display: inline-block; padding: 0 0.35rem; font-size: 0.72rem; margin-left: 0.35rem; }
.tag--mw { background: var(--blue-tint); color: #006EA8; }
.tag--mwh { background: var(--teal-tint); color: #007A63; }
.tag--fixed { background: var(--slate-tint); color: var(--slate); }
.tag--revenue { background: var(--orange-tint); color: #A35E00; }

.table-scroll { overflow-x: auto; max-width: 100%; min-width: 0; }
.table--years { min-width: 900px; }
.table--years th:first-child, .table--years td:first-child {
  position: sticky; left: 0; background: var(--white); min-width: 240px; z-index: 1;
}
.table--years .row--total td { font-weight: 500; border-top: 1px solid var(--rule); }
.table--years .col--partial { background: var(--slate-tint); }

.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.4rem; font-size: var(--step--1); }
.check { display: grid; grid-template-columns: 1.4rem 1fr; gap: 0.5rem; }
.check__mark { font-weight: 600; }
.check--pass .check__mark { color: var(--green); }
.check--error .check__mark { color: var(--negative-text); }
.check--alert .check__mark, .check--notice .check__mark { color: #A35E00; }
.reconciliation { margin: 1rem 0 0; padding: 0.6rem 0.75rem; background: var(--teal-tint); font-size: var(--step--1); }
.reconciliation.is-failed { background: var(--red-tint); }

.footer { display: flex; align-items: center; gap: 1rem; padding: 0 1.25rem 1.5rem; color: var(--slate); font-size: var(--step--1); }
.footer__mark { height: 22px; }
:root[data-theme="dark"] .footer__mark { filter: invert(1); }
.footer p { margin: 0; }

body.is-calculating .metrics, body.is-calculating .results { opacity: 0.55; transition: opacity 150ms; }

@media (max-width: 760px) {
  .workspace { grid-template-columns: 1fr; }
  .inputs { position: static; max-height: none; }
  .top-bar__logo { height: 32px; }
}
@media (max-width: 480px) {
  .top-bar, .scenario-bar, .status-line { padding-inline: 0.75rem; }
  .metrics { padding: 0.75rem 0.75rem 0; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .workspace { padding: 0.75rem; }
  .top-bar__controls { align-items: flex-start; gap: 0.75rem; }
  .field--inline { width: 100%; justify-content: space-between; }
  select { max-width: 70%; }
  input[type="number"], input[type="date"], select { font-size: 1rem; }
  .panel { padding: 0.85rem; }
  .metric { padding: 0.75rem; }
  .metric__value { font-size: 1.3rem; }
  .footer { padding: 0.75rem; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}