/* Pendle Bins — theme.
   The bin colours are the only saturated colours on the page because they are
   the information. Everything else stays quiet. Dark mode swaps the neutral
   tokens via data-theme, set by the inline script in <head>. */

:root {
  --paper:  #F2F4F1;
  --ink:    #17201B;
  --muted:  #5A635D;
  --line:   #D5DAD4;
  --field:  #FFFFFF;
  --pendle: #2E5B3C;
  --on-pendle: #FFFFFF;

  --blue:  #1D4E9E;
  --brown: #6A4426;
  --grey:  #5B636B;

  --font: 'Atkinson Hyperlegible', system-ui, -apple-system, sans-serif;
  color-scheme: light;
}

[data-theme="dark"] {
  --paper:  #141A16;
  --ink:    #E8ECE8;
  --muted:  #A3ACA5;
  --line:   #2C352F;
  --field:  #1C231E;
  --pendle: #8CC09C;
  --on-pendle: #10180F;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--ink);
  background: var(--paper);
}

a { color: var(--pendle); }

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

.wrap {
  max-width: 32rem;
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* Masthead: Pendle Hill's ridge over the name */

.mast { padding-block: 1.5rem 0; }

.mast a {
  display: block;
  color: var(--pendle);
  font-weight: 700;
  text-decoration: none;
}

.mast svg {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: 0.4rem;
}

/* Home */

.home { padding-block: 2.5rem; }

h1 {
  font-size: 2.4rem;
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0 0 0.75rem;
}

.lede {
  color: var(--muted);
  margin: 0 0 2rem;
}

label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.postcode {
  width: 100%;
  font: 700 2rem/1 var(--font);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.9rem 1rem;
  color: var(--ink);
  background: var(--field);
  border: 3px solid var(--ink);
  border-radius: 6px;
}

.postcode::placeholder {
  font-weight: 400;
  color: var(--muted);
  opacity: 0.6;
}

/* Buttons */

.btn {
  display: inline-block;
  flex: 1;
  font: 700 1.05rem var(--font);
  text-align: center;
  text-decoration: none;
  padding: 0.85rem 1.25rem;
  color: var(--ink);
  background: transparent;
  border: 2px solid var(--ink);
  border-radius: 6px;
  cursor: pointer;
}

.btn.primary {
  color: var(--on-pendle);
  background: var(--pendle);
  border-color: var(--pendle);
}

form .btn {
  width: 100%;
  margin-top: 1rem;
  padding-block: 1rem;
  font-size: 1.15rem;
}

.acts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.5rem 0 0;
}

/* Result: the page turns the colour of the bin */

.hero {
  color: #fff;
  background: var(--pendle);
  padding-block: 1.5rem 2rem;
}

.hero .wrap { position: relative; }

.hero.bin-blue  { background: var(--blue); }
.hero.bin-brown { background: var(--brown); }
.hero.bin-grey  { background: var(--grey); }

.hero .bin {
  position: absolute;
  top: 0;
  right: 1.5rem;
  width: 64px;
  height: 83px;
}

.where {
  margin: 0;
  padding-right: 5rem;
  opacity: 0.85;
  font-size: 0.95rem;
}

.hero h1 {
  font-size: 1.15rem;
  margin: 2.5rem 0 0.25rem;
}

.day {
  margin: 0;
  font-size: clamp(3rem, 15vw, 5rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
  overflow-wrap: anywhere;
}

.when {
  margin: 0.6rem 0 0;
  font-size: 1.25rem;
}

.after { padding-block: 1.5rem; }

.upcoming {
  list-style: none;
  margin: 0;
  padding: 0;
}

.upcoming li {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line);
}

.upcoming span {
  margin-left: auto;
  color: var(--muted);
  text-align: right;
}

/* A tiny bin: square lid, slightly rounded base */
.dot {
  flex: none;
  width: 22px;
  height: 28px;
  border-radius: 3px 3px 5px 5px;
  background: var(--pendle);
}

.dot.bin-blue  { background: var(--blue); }
.dot.bin-brown { background: var(--brown); }
.dot.bin-grey  { background: var(--grey); }

.zone {
  margin: 1.5rem 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

/* Errors and the split-postcode picker */

.notice { padding-block: 2.5rem; }

.notice h1 { font-size: 1.9rem; }

.aside {
  color: var(--muted);
  font-size: 0.95rem;
}

.picker {
  margin-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.picker a {
  display: block;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
}

.picker a:hover { color: var(--pendle); }

/* Footer */

.foot {
  padding-block: 1.5rem 2.5rem;
  border-top: 1px solid var(--line);
  font-size: 0.8rem;
  color: var(--muted);
}

.foot p { margin: 0 0 0.5rem; }

.link {
  padding: 0;
  font: inherit;
  color: var(--pendle);
  background: none;
  border: 0;
  text-decoration: underline;
  cursor: pointer;
}