.iess-404 {
  --iess-ink: #1b2a41;
  --iess-gold: #b99d64;
  --iess-muted: #566070;
  --iess-line: #e3dccb;
  --iess-paper: #fbf9f4;

  max-width: 40rem;
  margin: 0 auto;
  padding: 2rem 1rem 4rem;
  text-align: center;
  color: var(--iess-ink);
}

.iess-404__mark {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.02em;
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  font-weight: 700;
  font-size: clamp(6rem, 24vw, 11rem);
  line-height: 1;
  color: var(--iess-ink);
}

.iess-404__digit {
  display: block;
}

.iess-404__lens {
  display: block;
  width: 0.78em;
  height: 1em;
  overflow: visible;
  fill: none;
  stroke: var(--iess-gold);
  stroke-width: 12;
  stroke-linecap: round;
  transform-origin: 46% 46%;
  animation: iess-404-sweep 1.4s cubic-bezier(0.22, 1, 0.36, 1) 0.2s both;
}

.iess-404__lens line {
  stroke-width: 15;
}

@keyframes iess-404-sweep {
  0%   { transform: rotate(-24deg) translateX(-0.12em); }
  55%  { transform: rotate(8deg) translateX(0.03em); }
  100% { transform: rotate(0) translateX(0); }
}

.iess-404__title {
  margin: 1.25rem 0 0.75rem;
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  font-size: clamp(1.6rem, 4.5vw, 2.1rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--iess-ink);
}

.iess-404__lead {
  max-width: 34rem;
  margin: 0 auto 2rem;
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--iess-muted);
}

.iess-404__missing {
  display: block;
  margin: 0.6rem 0 0.2rem;
  font-size: 0.9rem;
  color: var(--iess-ink);
  word-break: break-all;
}

.iess-404__missing[hidden] {
  display: none;
}

/* Search pill */
.iess-404 form.iess-404__search {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  float: none !important;
  position: relative;
  width: 100%;
  max-width: 32rem;
  margin: 0 auto 2.5rem;
  background: #fff;
  border: 2px solid var(--iess-line);
  border-radius: 999px;
  padding: 0.3rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.iess-404 .iess-404__search p {
  display: contents;
}

/* Keep the label out of the grid so it can't take a column */
.iess-404 .iess-404__search label {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.iess-404__search:focus-within {
  border-color: var(--iess-gold);
  box-shadow: 0 0 0 4px rgba(185, 157, 100, 0.25);
}

.iess-404 .iess-404__search input[type="search"] {
  grid-column: 1;
  width: 100% !important;
  max-width: none !important;
  min-width: 0;
  height: auto !important;
  margin: 0 !important;
  border: 0 !important;
  border-radius: 0;
  box-shadow: none !important;
  background: transparent;
  padding: 0.65rem 1rem;
  font-size: 1rem; /* 16px stops iOS from zooming on focus */
  line-height: 1.4;
  color: var(--iess-ink);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.iess-404__search input[type="search"]::placeholder {
  color: #7a8493;
}

.iess-404 .iess-404__search .iess-404__submit {
  grid-column: 2;
  justify-self: end;
  align-self: center;

  position: static !important;
  float: none !important;
  top: auto !important;
  right: auto !important;
  transform: none !important;

  width: auto !important;
  height: auto !important;
  margin: 0 !important;

  border: 0;
  border-radius: 999px;
  padding: 0.65rem 1.5rem;

  background: var(--iess-gold);
  color: var(--iess-ink);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.4;
  cursor: pointer;
  transition: background 0.2s;
}

.iess-404__submit:hover {
  background: #a88a52;
}

.iess-404__submit:focus-visible,
.iess-404__back:focus-visible,
.iess-404__links a:focus-visible {
  outline: 3px solid var(--iess-ink);
  outline-offset: 2px;
}

/* Plain links, no cards */
.iess-404__links-title {
  margin: 0 0 0.75rem;
  font-weight: 700;
  color: var(--iess-ink);
}

.iess-404__links ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.25rem 2rem;
  max-width: 24rem;
  margin: 0 auto 1.5rem;
  padding: 0;
  list-style: none;
  text-align: left;
}

.iess-404__links a {
  display: block;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--iess-line);
  color: var(--iess-ink);
  text-decoration: none;
  transition: border-color 0.2s, padding-left 0.2s;
}

.iess-404__links a:hover {
  border-bottom-color: var(--iess-gold);
  padding-left: 0.4rem;
}

.iess-404__back {
  border: 0;
  background: none;
  padding: 0.25rem;
  font-size: 0.95rem;
  color: var(--iess-muted);
  text-decoration: underline;
  text-decoration-color: var(--iess-gold);
  text-underline-offset: 3px;
  cursor: pointer;
}

.iess-404__back:hover {
  color: var(--iess-ink);
}

@media (max-width: 480px) {
  .iess-404__links ul {
    grid-template-columns: 1fr;
  }
  .iess-404__submit {
    padding-inline: 1.1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .iess-404__lens {
    animation: none;
  }
  .iess-404__links a,
  .iess-404__search {
    transition: none;
  }
}