@font-face {
  font-family: "Ubuntu Mono";
  font-weight: 700;
  font-display: swap;
  src: url(fonts/ubuntu-mono-700.woff2) format("woff2");
}
@font-face {
  font-family: "Archivo Black";
  font-weight: 400;
  font-display: swap;
  src: url(fonts/archivo-black-400.woff2) format("woff2");
}

/* Friedhats' core palette (#0F172A, #8B8C8B, #D0D0D0) on the site's white. */
:root {
  --ink: #0f172a;
  --mid: #8b8c8b;
  --light: #d0d0d0;
  --paper: #ffffff;
  --text: #020817;
  --line: 2px solid var(--ink);
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: var(--paper) url(img/square-grid.png) 0 0 / 120px 120px repeat;
  font: 400 15px/1.5 "Archivo Black", sans-serif;
}

/* Ubuntu Mono for the primary heading, labels, controls and numbers. */
h1,
.bar__line,
.field__label,
.field__input,
.toggle__btn,
.result__count,
.today__tag,
.scale__weeks,
.scale__caption,
.button {
  font-family: "Ubuntu Mono", ui-monospace, monospace;
}

/* The black bar: logo box on the left, the brand line running beside it. */
.bar {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  height: 52px;
  background: var(--ink);
  border-bottom: var(--line);
  overflow: hidden;
}

.bar__logo {
  flex: none;
  width: auto;
  height: 40px;
  margin: 0 6px;
}

.bar__line {
  flex: 1;
  margin: 0;
  padding: 0 12px 0 6px;
  overflow: hidden;
  color: var(--paper);
  font-weight: 700;
  font-size: clamp(13px, 3.9vw, 20px);
  letter-spacing: 0.04em;
  text-align: center;
  text-transform: uppercase;
  white-space: nowrap;
}

.page {
  display: grid;
  gap: 56px;
  max-width: 560px;
  margin: 0 auto;
  padding: 84px 16px 40px;
}

.card {
  position: relative;
  background: var(--paper);
  border: var(--line);
  box-shadow: 6px 6px 0 var(--ink);
}

.card--clock {
  padding: 28px 20px 24px;
}

/* Pop Looky peeks over the card's top edge, as on friedhats.com. */
.card__peek {
  position: absolute;
  left: 50%;
  bottom: 100%;
  width: 132px;
  height: auto;
  margin-bottom: -2px;
  transform: translateX(-50%);
}

h1,
h2 {
  margin: 0;
  line-height: 1;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

h1 {
  font-weight: 700;
}

h2 {
  font-weight: 400;
}

h1 {
  font-size: clamp(36px, 10.5vw, 52px);
  text-align: center;
}

.lede {
  margin: 14px auto 22px;
  max-width: 30ch;
  font-size: 16px;
  line-height: 1.35;
  text-align: center;
}

.form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.field {
  display: grid;
  gap: 6px;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.field__label {
  padding: 0;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.field__input {
  width: 100%;
  min-width: 0;
  height: 48px;
  padding: 0 10px;
  color: var(--text);
  background: var(--paper);
  border: var(--line);
  border-radius: 0;
  font: 700 17px "Ubuntu Mono", monospace;
  appearance: none;
}

.toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: 48px;
  border: var(--line);
}

.toggle__btn {
  min-width: 0;
  padding: 0 4px;
  color: var(--ink);
  background: var(--paper);
  border: 0;
  border-radius: 0;
  font: 700 15px "Ubuntu Mono", monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
}

.toggle__btn + .toggle__btn {
  border-left: var(--line);
}

.toggle__btn[aria-pressed="true"] {
  color: var(--paper);
  background: var(--ink);
}

:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 3px;
}

.toggle__btn:focus-visible {
  outline-offset: -6px;
  outline-color: var(--mid);
}

/* The answer: a state, a number and what it means. */
.result {
  margin: 26px 0 8px;
  padding: 18px 16px 16px;
  text-align: center;
  border: var(--line);
  background: var(--paper) url(img/square-grid.png) 0 0 / 80px 80px repeat;
}

.result__state {
  display: inline-block;
  margin: 0;
  padding: 4px 10px;
  color: var(--paper);
  background: var(--ink);
  font-size: 18px;
  line-height: 1.2;
  text-transform: uppercase;
}

.result__count {
  margin: 10px 0 2px;
  font-weight: 700;
  font-size: clamp(56px, 18vw, 84px);
  line-height: 1;
  text-transform: uppercase;
}

.result__count {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.18em;
}

.result__count #unit {
  font-size: 0.42em;
}

.result__detail {
  margin: 8px auto 0;
  max-width: 34ch;
  padding: 6px 8px;
  background: var(--paper);
}

/* The same week 0–8 scale as the lid sticker's dial. */
.scale {
  margin: 24px 0 0;
}

.scale__track {
  position: relative;
  height: 34px;
  border: var(--line);
}

.zone {
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(var(--from) / 8 * 100%);
  width: calc((var(--to) - var(--from)) / 8 * 100%);
  border-right: 1px solid var(--ink);
}

.zone--rest {
  background: var(--paper) url(img/square-grid.png) 0 0 / 60px 60px repeat;
}
.zone--light {
  background: var(--light);
}
.zone--mid {
  background: var(--mid);
}
.zone--ink {
  background: var(--ink);
}
.zone--hatch-lm {
  background: repeating-linear-gradient(45deg, var(--mid) 0 5px, var(--light) 5px 10px);
}
.zone--hatch-mi {
  background: repeating-linear-gradient(45deg, var(--ink) 0 5px, var(--mid) 5px 10px);
}
.zone--hatch-il {
  background: repeating-linear-gradient(45deg, var(--ink) 0 5px, var(--light) 5px 10px);
  border-right: 0;
}

/* Today's marker: a line through the track with a tag above it. */
.today {
  position: absolute;
  top: -12px;
  bottom: -6px;
  left: calc(var(--at) / 8 * 100%);
  width: 0;
  border-left: 3px solid var(--ink);
  transform: translateX(-1.5px);
  transition: left 0.35s ease;
}

.today::after {
  content: "";
  position: absolute;
  top: 6px;
  left: -8px;
  width: 13px;
  height: 13px;
  background: var(--paper);
  border: 3px solid var(--ink);
  border-radius: 50%;
}

.today__tag {
  position: absolute;
  bottom: 100%;
  left: 50%;
  margin-bottom: 4px;
  padding: 1px 6px;
  color: var(--paper);
  background: var(--ink);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  transform: translateX(-50%);
}

.today[data-edge="start"] .today__tag {
  transform: translateX(-4px);
}
.today[data-edge="end"] .today__tag {
  transform: translateX(calc(-100% + 4px));
}

.scale__weeks {
  display: flex;
  justify-content: space-between;
  margin: 4px -4px 0;
  padding: 0;
  list-style: none;
  font-weight: 700;
  font-size: 14px;
}

.scale__weeks li {
  width: 10px;
  text-align: center;
}

.scale__caption {
  margin-top: 2px;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-align: center;
  text-transform: uppercase;
}

.scale__key {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 12px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  line-height: 1.35;
}

.scale__key b {
  font-weight: 400;
}

.remind {
  margin-top: 22px;
  text-align: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  height: 52px;
  padding: 0 18px;
  color: var(--paper);
  background: var(--ink);
  border: var(--line);
  border-radius: 0;
  font: 700 17px "Ubuntu Mono", monospace;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}

.button:hover {
  color: var(--ink);
  background: var(--paper);
}

.button[disabled] {
  color: var(--mid);
  background: var(--paper);
  border-color: var(--mid);
  cursor: default;
}

.remind__note {
  margin: 8px 0 0;
  font-size: 13px;
}

.why {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: var(--line);
  font-size: 14px;
}

/* Jar return: the jar character beside the drop-off details. */
.card--return {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 16px;
  align-items: start;
  padding: 22px 18px 20px;
}

.return__jar {
  width: 96px;
  height: auto;
  margin-top: -54px;
}

h2 {
  font-size: 30px;
}

.return__lede {
  margin: 8px 0 10px;
  font-size: 16px;
  line-height: 1.3;
}

.return__text p:not(.return__lede) {
  margin: 0 0 8px;
}

.return__small {
  font-size: 13px;
}

.foot {
  max-width: 560px;
  margin: 0 auto;
  padding: 0 16px 36px;
  font-size: 12px;
  text-align: center;
}

.foot p {
  display: inline-block;
  margin: 0;
  padding: 4px 8px;
  background: var(--paper);
  border: 1px solid var(--ink);
}

@media (min-width: 980px) {
  .page {
    grid-template-columns: minmax(0, 560px) minmax(0, 340px);
    justify-content: center;
    align-items: start;
    gap: 40px;
    max-width: none;
  }
  .card--return {
    position: sticky;
    top: 132px;
    grid-template-columns: 1fr;
    margin-top: 0;
  }
  .return__jar {
    width: 120px;
    margin: -96px auto 0;
  }
  .foot {
    max-width: 940px;
  }
}

@media (max-width: 380px) {
  .form {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .today {
    transition: none;
  }
}