:root {
  --bg: #f4f6fb;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --accent: #3b5bdb;
  --accent-dark: #2f49b0;
  --border: #d1d5db;
  --danger: #c92a2a;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family:
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}
header,
footer {
  background: var(--accent);
  color: #fff;
  text-align: center;
  padding: 1.5rem 1rem;
}
header h1 {
  margin: 0 0 0.25rem;
}
header p {
  margin: 0;
  opacity: 0.9;
}
nav {
  margin-top: 0.75rem;
}
nav a {
  color: #fff;
  margin: 0 0.5rem;
  text-decoration: underline;
}
main {
  max-width: 900px;
  margin: 2rem auto;
  padding: 0 1rem;
}
fieldset {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin: 0 0 1.5rem;
  padding: 1rem 1.25rem 1.25rem;
}
legend {
  font-weight: 700;
  color: var(--accent-dark);
  padding: 0 0.5rem;
}
.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 640px) {
  .row {
    grid-template-columns: 1fr;
  }
}
.field {
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
}
label,
.label {
  font-weight: 600;
  margin-bottom: 0.3rem;
}
.hint {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.2rem;
}
.req {
  color: var(--danger);
}
input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="url"],
input[type="number"],
input[type="search"],
input[type="date"],
input[type="time"],
input[type="datetime-local"],
input[type="month"],
input[type="week"],
input[type="file"],
select,
textarea {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
  background: #fff;
}
input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
input[type="color"] {
  width: 70px;
  height: 40px;
  padding: 2px;
  border: 1px solid var(--border);
  border-radius: 6px;
}
input[type="range"] {
  width: 100%;
}
.inline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}
.inline label {
  font-weight: 400;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
button,
input[type="submit"],
input[type="reset"],
input[type="button"] {
  font: inherit;
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}
button:hover,
input[type="submit"]:hover {
  background: var(--accent-dark);
}
button.secondary,
input[type="reset"],
input[type="button"] {
  background: #fff;
  color: var(--accent);
}
button.secondary:hover,
input[type="reset"]:hover,
input[type="button"]:hover {
  background: #eef1fd;
}
button.danger {
  background: var(--danger);
  border-color: var(--danger);
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
progress,
meter {
  width: 100%;
}
.search-form {
  display: flex;
  gap: 0.5rem;
}
.search-form input {
  flex: 1;
}
footer {
  font-size: 0.9rem;
}

footer a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
}

footer a:hover {
  text-decoration: underline;
}

footer span {
  display:flex;
  justify-content:center;
}

footer .validation-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 8px;
}