/* Self-hosted fonts, Latin subset. Archivo and IBM Plex Mono are both
   licensed under the SIL Open Font License 1.1. */
@font-face {
  font-family: "Archivo";
  font-style: normal;
  font-weight: 400 900;
  font-stretch: 62% 125%;
  font-display: swap;
  src: url("fonts/archivo-latin-var.woff2") format("woff2");
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-latin-400.woff2") format("woff2");
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-latin-600.woff2") format("woff2");
}

:root {
  --cream: #efe8d3;
  --cream-dark: #e2d9bd;
  --paper: #f6f1e2;
  --od-green: #2f3b24;
  --od-green-light: #445133;
  --olive: #66743f;
  --khaki: #a99b6f;
  --khaki-dark: #776c4a;
  --khaki-light: #cfc49f;
  --stamp-red: #7a2b1f;
  --fail-red: #8c2f22;
  --ink: #1c1a16;
  --muted: #5e6650;

  --level-advanced: var(--od-green);
  --level-intermediate: var(--olive);
  --level-beginner: #766838;
  --level-unfit: #8c4a3c;

  /* Two typefaces: Archivo for words (heavy and slightly expanded for
     display, regular for prose and labels), IBM Plex Mono for numbers and
     inputs. */
  --sans: "Archivo", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Type scale. Labels are uppercase eyebrows; body is running prose;
     small is secondary prose (rules, sources, notes). */
  --fs-label: 0.6875rem;  /* 11px */
  --fs-small: 0.8125rem;  /* 13px */
  --fs-body: 0.9375rem;   /* 15px */
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 2.5rem 1rem 4rem;
  background-color: var(--cream-dark);
  background-image: url("topo.svg");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.5;
}

.sheet {
  max-width: 880px;
  margin: 0 auto;
  background: var(--paper);
  padding: 3rem 2.5rem 2rem;
  box-shadow: 0 1px 2px rgba(47, 59, 36, 0.08), 0 12px 40px rgba(47, 59, 36, 0.12);
}

section {
  margin-bottom: 2.75rem;
}

h1, h2, h3 {
  text-transform: uppercase;
  color: var(--od-green);
}

/* Display type */
h1, h2, h3,
.tagline,
.standard-version,
button,
.ev-num,
.score-earned,
.result-value,
.grade-table tbody th,
.disclosure summary {
  font-weight: 800;
  font-stretch: 112%;
}

/* Numeric type (inputs are set under Form controls) */
.anchor-value,
.score-avail,
.grade-table .num {
  font-family: var(--mono);
}

h2 {
  display: inline-block;
  letter-spacing: 0.14em;
  font-size: 0.85rem;
  color: var(--paper);
  background: var(--od-green);
  padding: 0.35rem 0.75rem;
  margin: 0 0 0.75rem;
}

p,
.ev-details,
.sources-list,
.version-notice {
  line-height: 1.6;
}

p {
  margin: 0 0 0.9rem;
  font-size: var(--fs-body);
}

/* ---------- Hero ---------- */
.hero {
  text-align: center;
  margin-bottom: 2.5rem;
}

h1 {
  font-weight: 900;
  font-stretch: 118%;
  font-size: 3rem;
  letter-spacing: 0.08em;
  line-height: 1.05;
  margin: 0 0 0.9rem;
}

.tagline {
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  color: var(--od-green);
  margin: 0 0 1.75rem;
}

.standard-version {
  display: inline-block;
  font-size: var(--fs-label);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--od-green);
  padding: 0.3rem 0.75rem;
  margin: 0;
}

.version-row {
  text-align: center;
  margin: 0 0 1.25rem;
}

.lede {
  max-width: 34rem;
  margin: 0 auto;
  color: var(--muted);
}

.version-notice {
  background: #f1e3d6;
  color: var(--stamp-red);
  font-size: var(--fs-small);
  padding: 0.75rem 1rem;
  margin: 0 0 2rem;
}

/* ---------- Form controls ---------- */
input[type="number"],
input[type="text"] {
  font-family: var(--mono);
  font-size: 0.95rem;
  background: #fffdf6;
  border: 1px solid var(--khaki-light);
  border-radius: 2px;
  color: var(--ink);
  padding: 0.45rem 0.5rem;
  width: 5.5rem;
}

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--od-green);
  outline-offset: 2px;
}

.result button:focus-visible {
  outline-color: var(--paper);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

input:focus {
  outline: 2px solid var(--od-green);
  outline-offset: 1px;
  border-color: var(--od-green);
}

input.invalid {
  border-color: var(--fail-red);
  background: #f5e2df;
}

input::placeholder {
  color: #78735f;
}

.unit-label {
  font-size: 0.75rem;
  color: var(--muted);
}

button {
  font-family: var(--sans);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  background: var(--paper);
  color: var(--od-green);
  border: none;
  padding: 0.75rem 1.4rem;
  cursor: pointer;
}

button:hover {
  background: var(--cream);
}

button:active {
  transform: translateY(1px);
}

/* ---------- Demographics ---------- */
.demographics {
  padding: 0.5rem 0 1.25rem;
}

.demo-fields {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.25rem 2.5rem;
  align-items: flex-start;
}

.field-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.field-label {
  font-weight: 700;
  text-transform: uppercase;
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  color: var(--od-green-light);
}

/* Radio group drawn as a row of table cells; the chosen cell fills green. */
.segmented {
  display: flex;
}

.segment {
  position: relative;
  cursor: pointer;
}

.segment input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
}

.segment span {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.15;
  color: var(--od-green-light);
  background: #fffdf6;
  border: 1px solid var(--khaki-light);
  padding: 0.5rem 0.9rem;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.segment + .segment span {
  border-left: none;
}

.segment:first-child span {
  border-radius: 2px 0 0 2px;
}

.segment:last-child span {
  border-radius: 0 2px 2px 0;
}

.segment:hover span {
  background: var(--cream);
}

.segment input:checked + span {
  background: var(--od-green);
  border-color: var(--od-green);
  color: var(--paper);
}

.segment input:focus-visible + span {
  outline: 2px solid var(--od-green);
  outline-offset: 1px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.section-head h2 {
  margin: 0;
}

.reset-btn {
  font-size: var(--fs-label);
  font-weight: 700;
  font-stretch: 100%;
  letter-spacing: 0.1em;
  color: var(--olive);
  background: none;
  border: 1px solid var(--khaki-light);
  border-radius: 2px;
  padding: 0.55rem 0.8rem;
}

.reset-btn:hover {
  background: var(--cream);
  color: var(--od-green);
}

.inline-fields {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.demo-message {
  font-size: var(--fs-small);
  color: var(--stamp-red);
  margin: 0.9rem 0 0;
  text-align: center;
}

.demo-message:empty {
  display: none;
}

/* ---------- Scorecard ---------- */
.scorecard {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.event-row {
  display: grid;
  grid-template-columns: minmax(13rem, 1.7fr) minmax(11rem, 1.5fr) 10rem 6.5rem;
  grid-template-areas:
    "head anchors input score"
    "details details details details";
  gap: 0.25rem 1.25rem;
  align-items: center;
  background: #faf7ec;
  padding: 0.9rem 1rem;
}

.ev-head {
  grid-area: head;
  display: flex;
  gap: 0.75rem;
  align-items: baseline;
}

.ev-num {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--khaki-dark);
  min-width: 1.25rem;
}

.ev-name {
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  margin: 0;
}

/* Distance prefix ("300-Yard") steps down so every name fits one line. */
.ev-distance {
  font-size: 0.75em;
  letter-spacing: 0.04em;
}

.ev-anchors {
  grid-area: anchors;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.25rem;
}

.anchor {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.3rem 0.2rem;
  border-radius: 2px;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.anchor-label {
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.anchor-value {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--ink);
  white-space: nowrap;
}

.event-row:not(.calibrated) .anchor-value {
  color: var(--khaki-light);
}

.anchor.reached {
  color: var(--paper);
}

.anchor.reached .anchor-label,
.anchor.reached .anchor-value {
  color: var(--paper);
}

.anchor.reached[data-level="advanced"] { background: var(--level-advanced); }
.anchor.reached[data-level="intermediate"] { background: var(--level-intermediate); }
.anchor.reached[data-level="beginner"] { background: var(--level-beginner); }

.ev-input {
  grid-area: input;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}

.ev-hint {
  flex-basis: 100%;
  margin: 0;
  font-size: var(--fs-label);
  line-height: 1.3;
  color: var(--fail-red);
}

.ev-input input {
  flex: 1 1 auto;
  min-width: 0;
}

.ev-input input.short {
  width: 3.25rem;
  flex: 0 1 auto;
}

.ev-score {
  grid-area: score;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.15rem;
}

.score-line {
  white-space: nowrap;
}

.score-earned {
  font-size: 1.2rem;
  color: var(--od-green);
}

.score-avail {
  font-size: 0.75rem;
  color: var(--muted);
}

.level-chip {
  font-size: var(--fs-label);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  white-space: nowrap;
}

.level-chip[data-level="advanced"] { color: var(--level-advanced); }
.level-chip[data-level="intermediate"] { color: var(--level-intermediate); }
.level-chip[data-level="beginner"] { color: var(--level-beginner); }
.level-chip[data-level="unfit"] { color: var(--level-unfit); }

.details-toggle {
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  font-stretch: 100%;
  color: var(--olive);
  background: none;
  min-height: 1.5rem;
  padding: 0.3rem 0;
  margin-top: 0.1rem;
}

.details-toggle::after {
  content: " +";
}

.details-toggle[aria-expanded="true"]::after {
  content: " \2212";
}

.details-toggle:hover {
  background: none;
  color: var(--od-green);
}

.details-toggle:focus-visible {
  outline: 2px solid var(--od-green);
}

.ev-details {
  grid-area: details;
  font-size: var(--fs-small);
}

.ev-details ul {
  margin: 0.5rem 0 0.4rem;
  padding-left: 1.1rem;
  color: var(--od-green-light);
}

.ev-details li {
  margin-bottom: 0.25rem;
}

/* ---------- Result ---------- */
.result {
  background: var(--od-green);
  color: var(--paper);
  padding: 1.5rem 1.75rem;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 1.25rem 3rem;
}

.result-total,
.result-grade {
  display: flex;
  flex-direction: column;
}

.result-label {
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--khaki-light);
}

.result-value {
  font-size: 2.6rem;
  line-height: 1.1;
  color: var(--paper);
}

/* Smaller than a letter grade, centered on the line beside the total. */
.result-value .incomplete {
  display: inline-block;
  font-size: 1.4rem;
  line-height: calc(2.6rem * 1.1);
  vertical-align: top;
}

.result-of {
  font-size: 1.6rem;
  color: var(--khaki-light);
  margin-left: 0.1rem;
}

.result-level {
  margin-left: 0.6rem;
}

.result-actions {
  align-self: center;
  margin-left: auto;
}

/* ---------- Explanation ---------- */
.explanation p {
  font-size: var(--fs-body);
}

.grade-table {
  border-collapse: collapse;
  font-size: var(--fs-body);
  margin-top: 0.5rem;
  min-width: 18rem;
}

.grade-table th,
.grade-table td {
  padding: 0.4rem 1.25rem 0.4rem 0;
  text-align: left;
}

.grade-table thead th {
  font-size: var(--fs-label);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
}

.grade-table tbody th {
  color: var(--od-green);
  width: 3.5rem;
}

.grade-table tbody tr + tr {
  border-top: 1px solid var(--cream-dark);
}

/* ---------- About (methodology / sources / disclaimer) ---------- */
.about {
  margin-bottom: 1.5rem;
}

.disclosure {
  background: var(--cream);
  margin: 0.4rem 0;
}

.disclosure summary {
  cursor: pointer;
  padding: 0.8rem 1rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--od-green);
}

.disclosure summary::-webkit-details-marker {
  display: none;
}

.disclosure summary::after {
  content: "+";
  font-size: 1rem;
  line-height: 1;
}

.disclosure[open] summary::after {
  content: "\2212";
}

.disclosure summary:hover {
  background: var(--cream-dark);
}

.disclosure summary:focus-visible {
  outline: 2px solid var(--od-green);
  outline-offset: -2px;
}

.disclosure-content {
  padding: 0 1rem 1rem;
  font-size: var(--fs-small);
}

.disclosure-content p {
  margin: 0.6rem 0 0;
  font-size: var(--fs-small);
}

.provisional-note {
  color: var(--stamp-red);
}

.sources-list {
  margin: 0.6rem 0 0;
  padding-left: 1.4rem;
}

.sources-list li {
  margin-bottom: 0.5rem;
}

.sources-list a {
  color: var(--od-green);
  text-decoration-color: var(--khaki-light);
  text-underline-offset: 2px;
}

.sources-list a:hover {
  text-decoration-color: var(--od-green);
}

/* ---------- Footer ---------- */
.footer {
  text-align: center;
}

.copyright {
  font-size: var(--fs-small);
  color: var(--muted);
  margin: 0;
}

.copyright a {
  color: var(--od-green);
}

/* ---------- Responsive ---------- */
@media (max-width: 760px) {
  body {
    padding: 0;
  }

  .sheet {
    padding: 2rem 1rem 1.5rem;
    box-shadow: none;
  }

  h1 {
    font-size: 2rem;
  }

  .tagline {
    font-size: 1rem;
  }

  .ev-name {
    font-size: 0.95rem;
  }

  .demo-fields {
    gap: 1rem 1.25rem;
  }

  .event-row {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "head score"
      "anchors anchors"
      "input input"
      "details details";
    gap: 0.6rem 0.75rem;
    padding: 0.9rem 0.85rem;
  }

  .ev-input input {
    max-width: 10rem;
  }

  .result {
    padding: 1.25rem;
    gap: 1rem 2rem;
  }

  .result-actions {
    margin-left: 0;
    width: 100%;
  }

  .result-actions button {
    width: 100%;
  }
}

/* ---------- Print: a fillable scorecard ---------- */
@media print {
  * {
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  body {
    background: #fff;
    padding: 0;
  }

  .sheet {
    max-width: none;
    box-shadow: none;
    padding: 0;
  }

  .event-row {
    break-inside: avoid;
  }

  .details-toggle,
  .reset-btn,
  .ev-details,
  .result-actions,
  .about,
  .explanation,
  .version-notice,
  .demo-message {
    display: none !important;
  }

  input[type="number"],
  input[type="text"] {
    border: none;
    border-bottom: 1px solid var(--od-green);
    background: transparent;
    -webkit-appearance: none;
    appearance: none;
    border-radius: 0;
  }
}