:root {
  color-scheme: light;
  --bg: #f4f5f1;
  --panel: #ffffff;
  --ink: #17201b;
  --muted: #68736c;
  --line: #cbd3cc;
  --accent: #176b5d;
  --accent-strong: #0d4d43;
  --blue: #245f93;
  --green: #146c43;
  --green-soft: #e7f5ed;
  --gold: #8a650c;
  --gold-soft: #fff7df;
  --rose: #a33b3b;
  --rose-soft: #fff0ee;
  --warn: #9b4d12;
  --danger: #9b1c1c;
  --shadow: 0 14px 38px rgba(29, 42, 35, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

button,
input,
textarea {
  font: inherit;
}

.app {
  width: min(1560px, calc(100vw - 32px));
  margin: 24px auto;
  display: grid;
  grid-template-columns: minmax(400px, 0.85fr) minmax(660px, 1.35fr);
  gap: 16px;
}

.entry,
.results,
.personal-panel,
.matrix-tools {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.entry,
.results {
  padding: 22px;
}

.entry {
  min-height: 420px;
}

.topline,
.tool-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  line-height: 1.05;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.6rem);
}

h2 {
  font-size: 1.1rem;
}

.matrix-pill {
  flex: 0 0 auto;
  border: 1px solid #b8c6be;
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--accent-strong);
  font-weight: 800;
  white-space: nowrap;
}

form {
  margin-top: 24px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  border: 1px solid #aeb8b0;
  border-radius: 6px;
  background: #fbfcfa;
  color: var(--ink);
  outline: none;
}

input {
  height: 58px;
  padding: 0 14px;
  font-size: 1.6rem;
  font-weight: 850;
  text-transform: uppercase;
}

input:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(23, 107, 93, 0.16);
}

.quick-entry input {
  height: 68px;
  font-size: clamp(1.6rem, 4vw, 2.65rem);
}

.field-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 1fr 1fr 1.1fr;
  gap: 12px;
}

.toggles {
  margin-top: 18px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.segmented {
  display: inline-grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(82px, 1fr);
  border: 1px solid #aeb8b0;
  border-radius: 8px;
  overflow: hidden;
}

.segmented button,
#loadMatrix {
  min-height: 46px;
  border: 0;
  background: #eef2ee;
  color: var(--ink);
  cursor: pointer;
  font-weight: 900;
}

.segmented button + button {
  border-left: 1px solid #aeb8b0;
}

.segmented button.active,
#loadMatrix {
  background: var(--accent);
  color: #fff;
}

.results {
  display: grid;
  gap: 14px;
}

.route-card {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto 1fr auto minmax(96px, 0.8fr);
  align-items: center;
  gap: 10px;
  min-height: 82px;
  padding: 16px;
  border: 1px solid #b8c6be;
  border-radius: 8px;
  background: #f9fbf8;
}

.route-card span,
.metric span {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 900;
  text-transform: uppercase;
}

.route-card strong {
  font-size: clamp(1.4rem, 3vw, 2.1rem);
}

.route-input {
  height: 48px;
  min-width: 0;
  padding: 0 10px;
  font-size: 1.35rem;
  font-weight: 850;
}

.numbers {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.metric {
  min-height: 98px;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 14px;
  border: 1px solid #d4dbd5;
  border-radius: 8px;
  background: #fbfcfa;
}

.metric strong {
  font-size: clamp(1.65rem, 3.5vw, 2.55rem);
  line-height: 1;
}

.metric.fuel {
  border-color: #cbb263;
  background: var(--gold-soft);
}

.metric.fuel strong {
  color: var(--gold);
}

.metric.positioning {
  border-color: #b7a4cf;
  background: #f6f1fd;
}

.metric.positioning strong {
  color: #6d4b9a;
}

.metric.fedex-total {
  border-color: #6fb48b;
  background: var(--green-soft);
}

.metric.fedex-total strong {
  color: var(--green);
  font-size: clamp(1.95rem, 4vw, 2.95rem);
}

.metric.carrier {
  border-color: #8bb0cf;
  background: #eef6fd;
}

.metric.carrier strong {
  color: var(--blue);
}

.metric.margin {
  border-color: #a7c7af;
  background: #f0f8f2;
}

.metric.margin strong {
  color: #2d6a3a;
}

.metric.actual {
  border-color: #d8aaa4;
  background: var(--rose-soft);
}

.metric.actual strong {
  color: var(--rose);
}

.actual-offer-row {
  padding: 12px;
  border: 1px solid #d8aaa4;
  border-radius: 8px;
  background: #fff8f7;
}

.actual-offer-row input {
  height: 56px;
  font-size: 1.7rem;
}

.offer-ladder,
.margin-ladder {
  display: grid;
  grid-template-columns: repeat(4, minmax(136px, 1fr));
  gap: 10px;
  padding: 12px;
  border: 1px solid #aeb8b0;
  border-radius: 8px;
  background: #f7faf6;
}

.margin-ladder {
  grid-template-columns: repeat(6, minmax(112px, 1fr));
  background: #fbfaf4;
}

.ladder-item {
  min-height: 74px;
  display: grid;
  align-content: center;
  gap: 7px;
  padding: 12px;
  border: 1px solid #d4dbd5;
  border-radius: 6px;
  background: #ffffff;
}

.ladder-item span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.ladder-item strong {
  font-size: clamp(1.25rem, 2.4vw, 1.9rem);
  line-height: 1;
}

.ladder-item.floor {
  border-color: #cc9d78;
  background: #fff7ef;
}

.ladder-item.aim {
  border-color: #6ca99d;
  background: #edf6f3;
}

.spot-quote {
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid #91b3c9;
  border-radius: 8px;
  background: #eef7fb;
}

.spot-inputs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.spot-inputs input {
  height: 54px;
  font-size: 1.55rem;
}

.spot-results {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.spot-results div {
  min-height: 76px;
  display: grid;
  align-content: center;
  gap: 7px;
  padding: 12px;
  border: 1px solid #b7ccd9;
  border-radius: 6px;
  background: #ffffff;
}

.spot-results span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.spot-results strong {
  color: #184d75;
  font-size: clamp(1.25rem, 2.4vw, 1.9rem);
  line-height: 1;
}

.notice {
  min-height: 50px;
  display: flex;
  align-items: center;
  padding: 12px 14px;
  border-radius: 8px;
  background: #eef2ee;
  color: var(--muted);
  font-weight: 800;
}

.notice.warn {
  background: #fff4e8;
  color: var(--warn);
}

.notice.danger {
  background: #fff0f0;
  color: var(--danger);
}

.personal-panel {
  grid-column: 1 / -1;
  display: grid;
  gap: 14px;
  padding: 16px;
}

.personal-entry {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(180px, 0.7fr) auto;
  align-items: end;
  gap: 12px;
}

.primary-action,
.secondary-action {
  min-height: 52px;
  border: 0;
  border-radius: 6px;
  padding: 0 16px;
  cursor: pointer;
  font-weight: 900;
}

.primary-action {
  background: var(--accent);
  color: #fff;
}

.secondary-action {
  border: 1px solid #b9c4bc;
  background: #f4f7f3;
  color: var(--accent-strong);
}

.personal-live,
.personal-averages {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.personal-live div,
.personal-averages div,
.history-row {
  min-height: 76px;
  display: grid;
  align-content: center;
  gap: 7px;
  padding: 12px;
  border: 1px solid #d4dbd5;
  border-radius: 6px;
  background: #fbfcfa;
}

.personal-live span,
.personal-averages span,
.history-row span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.personal-live strong,
.personal-averages strong {
  font-size: clamp(1.25rem, 2.4vw, 1.9rem);
  line-height: 1;
}

.personal-averages {
  padding: 12px;
  border: 1px solid #91b3c9;
  border-radius: 8px;
  background: #eef7fb;
}

.personal-history {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-weight: 800;
}

.history-row {
  min-height: 54px;
  grid-template-columns: 0.85fr 1fr 1fr 1fr 1fr 1fr;
  align-items: center;
}

.history-row strong {
  color: var(--ink);
  font-size: 1rem;
}

.matrix-tools {
  grid-column: 1 / -1;
  padding: 16px;
}

#loadMatrix {
  min-width: 150px;
  border-radius: 6px;
  padding: 0 14px;
}

textarea {
  margin-top: 12px;
  min-height: 165px;
  resize: vertical;
  padding: 12px;
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.95rem;
  line-height: 1.45;
  text-transform: uppercase;
}

.rules-grid {
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.rules-grid input {
  height: 52px;
  font-size: 1.25rem;
}

@media (max-width: 900px) {
  .app,
  .field-grid,
  .numbers,
  .actual-offer-row,
  .offer-ladder,
  .margin-ladder,
  .spot-inputs,
  .spot-results,
  .personal-entry,
  .personal-live,
  .personal-averages,
  .history-row,
  .rules-grid {
    grid-template-columns: 1fr;
  }

  .route-card {
    grid-template-columns: auto 1fr;
  }
}

@media (max-width: 560px) {
  .app {
    width: min(100vw - 20px, 1180px);
    margin: 10px auto;
  }

  .entry,
  .results {
    padding: 16px;
  }

  .topline {
    align-items: flex-start;
    flex-direction: column;
  }

  .segmented {
    width: 100%;
  }
}