/* Continental — cities as enamel destination plaques on a travel agent's wall. */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body, h1, h2, p, form, input, ul, li { margin: 0; }
img, svg { display: block; max-width: 100%; }
button, input { font: inherit; color: inherit; }

:root {
  --wall: #0f5257;
  --wall-deep: #0a3c40;
  --enamel: #f6efdf;
  --ink: #16232a;
  --signal: #d94f2b;
  --ember: #e4813a;
  --sun: #e9b02a;
  --sea: #4cc0ad;
  --frost: #5cabe0;
  --keyline: 3px;
}

body {
  background: var(--wall);
  color: var(--enamel);
  font-family: "Work Sans", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  padding: clamp(1.5rem, 4vw, 3rem) clamp(1rem, 4vw, 2.5rem) 5rem;
}

.wall { max-width: 74rem; margin: 0 auto; }

/* ---- header ------------------------------------------------------------ */

.header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem 2rem;
  margin-bottom: 2.25rem;
}

.header h1 {
  font-family: "Bricolage Grotesque", system-ui, sans-serif;
  font-optical-sizing: auto;
  font-size: clamp(2.1rem, 6.5vw, 3.8rem);
  font-weight: 800;
  line-height: 0.94;
  letter-spacing: -0.03em;
  max-width: 11ch;
}

.header p { color: #9fc4c3; max-width: 30ch; margin-top: 0.6rem; }

/* ---- add a destination ------------------------------------------------- */

.add { display: flex; gap: 0; width: min(100%, 25rem); }

.add input[type="text"] {
  flex: 1;
  min-width: 0;
  background: var(--enamel);
  color: var(--ink);
  border: var(--keyline) solid var(--ink);
  border-right: 0;
  padding: 0.6rem 0.9rem;
  font-size: 1rem;
  font-weight: 500;
}
.add input[type="text"]::placeholder { color: #7d8a8c; }
.add input[type="text"]:focus-visible { outline: 3px solid var(--sun); outline-offset: 0; }

.add input[type="submit"] {
  background: var(--signal);
  color: var(--enamel);
  border: var(--keyline) solid var(--ink);
  padding: 0.6rem 1.3rem;
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  cursor: pointer;
}
.add input[type="submit"]:hover { background: var(--ember); }
.add input[type="submit"]:focus-visible { outline: 3px solid var(--sun); outline-offset: 2px; }

/* ---- wall of plaques --------------------------------------------------- */

.strip {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  background: var(--enamel);
  color: var(--ink);
  border: var(--keyline) solid var(--ink);
  padding: 0.4rem 0.9rem;
  margin-bottom: 1.25rem;
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}
.strip span { font-family: "Work Sans", sans-serif; font-weight: 500; font-size: 0.85rem; }

.plaques {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  gap: 1.25rem;
}

.plaque {
  position: relative;
  background: var(--enamel);
  color: var(--ink);
  border: var(--keyline) solid var(--ink);
  display: flex;
  flex-direction: column;
}

/* the two fixing screws every enamel sign on a wall has */
.plaque::before,
.plaque::after {
  content: "";
  position: absolute;
  top: 0.5rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(22, 35, 42, 0.45);
}
.plaque::before { left: 0.5rem; }
.plaque::after { right: 0.5rem; }

.plaque__band {
  background: var(--enamel-colour);
  border-bottom: var(--keyline) solid var(--ink);
  padding: 1.35rem 0.9rem 0.45rem;
  text-align: center;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
}

.plaque__name {
  font-family: "Bricolage Grotesque", sans-serif;
  font-optical-sizing: auto;
  font-size: clamp(1.3rem, 2.4vw, 1.6rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  padding: 0.85rem 0.9rem 0;
  text-align: center;
  overflow-wrap: break-word;
}

.plaque__read {
  padding: 0.35rem 0.9rem 0.9rem;
  text-align: center;
  font-family: "Bricolage Grotesque", sans-serif;
}
/* Fahrenheit is the reader's own scale, so it takes the large figure and
   Celsius sits under it as the translation they hand to a colleague. */
.plaque__primary {
  display: block;
  font-size: clamp(3rem, 8vw, 4rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.045em;
}
.plaque__primary sup { font-size: 0.4em; vertical-align: super; letter-spacing: 0; }
.plaque__secondary {
  display: block;
  font-size: 1.55rem;
  font-weight: 600;
  color: #3d4f56;
  letter-spacing: -0.02em;
}

.plaque__today {
  margin-top: auto;
  border-top: var(--keyline) solid var(--ink);
  display: grid;
  grid-template-columns: 1fr 1fr;
  font-size: 0.82rem;
  font-weight: 500;
}
.plaque__today div { padding: 0.45rem 0.6rem; text-align: center; }
.plaque__today div + div { border-left: 1px solid rgba(22, 35, 42, 0.25); }
.plaque__today b { display: block; font-weight: 600; }
.plaque__today i {
  font-style: normal;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #6c7b80;
}

.plaque__void {
  padding: 1.5rem 0.9rem;
  text-align: center;
  color: var(--signal);
  font-weight: 600;
}

.plaque__pull {
  border-top: var(--keyline) solid var(--ink);
}
.plaque__pull form { display: block; }
.plaque__pull button {
  width: 100%;
  background: transparent;
  border: 0;
  color: #6c7b80;
  padding: 0.5rem;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
}
.plaque__pull button:hover { background: var(--signal); color: var(--enamel); }
.plaque__pull button:focus-visible { outline: 3px solid var(--sun); outline-offset: -3px; }

/* ---- empty wall -------------------------------------------------------- */

.empty {
  border: var(--keyline) dashed rgba(246, 239, 223, 0.45);
  padding: 3rem 1.5rem;
  text-align: center;
  color: #9fc4c3;
}
.empty b {
  display: block;
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--enamel);
  margin-bottom: 0.4rem;
}

/* ---- conversion plaque ------------------------------------------------- */

.convert {
  margin-top: 2.5rem;
  background: var(--signal);
  color: var(--enamel);
  border: var(--keyline) solid var(--ink);
  padding: 1.25rem clamp(1rem, 3vw, 1.75rem) 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 1rem 1.75rem;
}
.convert h2 {
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-right: auto;
  max-width: 14ch;
  line-height: 1.05;
}
.convert .pair { flex: 0 1 9rem; }
.convert .pair label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}
.convert .pair input {
  width: 100%;
  background: var(--enamel);
  color: var(--ink);
  border: var(--keyline) solid var(--ink);
  padding: 0.4rem 0.6rem;
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
}
.convert .pair input:focus-visible { outline: 3px solid var(--sun); outline-offset: 0; }
.convert .to { padding-bottom: 0.6rem; font-weight: 600; }

/* ---- narrow ------------------------------------------------------------ */

@media (max-width: 560px) {
  .plaques { grid-template-columns: 1fr; }
  .header h1 { max-width: none; }
  .add { width: 100%; }
  .convert h2 { flex: 1 1 100%; max-width: none; margin-right: 0; }
  .convert .pair { flex: 1 1 8rem; }
  .convert .to { display: none; }
}