:root {
  --bg: #f5f8ff;
  --surface: #ffffff;
  --ink: #0f172a;
  --muted: #4b5563;
  --line: #d8e0ef;
  --brand: #0f766e;
  --brand-dark: #0c5e58;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  scroll-behavior: smooth;
  background:
    radial-gradient(circle at 15% 10%, #d8f4f1 0, transparent 28%),
    radial-gradient(circle at 88% 4%, #dce9ff 0, transparent 24%),
    var(--bg);
}

.wrap {
  width: min(1280px, 95%);
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 70;
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.nav-wrap {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  position: relative;
}

.page-title {
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  font-size: clamp(1.2rem, 2.5vw, 1.7rem);
}

#siteNav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

#siteNav a {
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  font-size: 0.94rem;
}

#siteNav a:hover {
  color: var(--brand);
}

.menu-toggle {
  display: none;
  background: none;
  border: 0;
  font-size: 1.5rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.intro {
  margin: 1.2rem 0;
  padding: 1.1rem 1.2rem;
  scroll-margin-top: 0.8rem;
}

.intro h2 {
  margin: 0 0 0.4rem;
}

.intro p {
  margin: 0.35rem 0;
  color: var(--muted);
}

.note {
  font-size: 0.9rem;
}

.official-info {
  padding: 1rem 1.2rem;
  margin-bottom: 1rem;
  scroll-margin-top: 0.8rem;
}

.official-info h3 {
  margin: 0 0 0.8rem;
}

.official-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.info-item {
  border: 1px solid #e7edf8;
  border-radius: 12px;
  padding: 0.75rem;
  background: #fbfdff;
}

.info-item h4 {
  margin: 0 0 0.35rem;
  font-size: 0.96rem;
}

.info-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.source-line {
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.vacancy-section {
  padding: 1rem 1.2rem;
  margin-bottom: 1rem;
  scroll-margin-top: 0.8rem;
}

.institutes-section {
  padding: 1rem 1.2rem;
  margin-bottom: 1rem;
  scroll-margin-top: 0.8rem;
}

.vacancy-section h3 {
  margin: 0 0 0.55rem;
}

.institutes-section h3 {
  margin: 0 0 0.55rem;
}

.vacancy-filters {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 0.7rem;
  align-items: end;
}

.field-btn {
  display: flex;
  align-items: end;
}

.field-btn .btn {
  width: 100%;
}

.vacancy-head {
  margin-top: 0.7rem;
}

.top20-notes {
  margin-top: 0.85rem;
  padding: 0.8rem;
  border: 1px solid #e6ecf5;
  border-radius: 12px;
  background: #fbfdff;
}

.top20-notes h4 {
  margin: 0 0 0.5rem;
}

.top20-notes ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.top20-notes blockquote {
  margin: 0.7rem 0 0;
  padding: 0.7rem 0.75rem;
  border-left: 4px solid #c3d2ea;
  background: #f5f9ff;
  color: #334155;
  font-size: 0.86rem;
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  padding-bottom: 2rem;
  scroll-margin-top: 0.8rem;
}

.form-card {
  padding: 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
  height: fit-content;
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field label {
  font-size: 0.9rem;
  font-weight: 700;
}

.field.full {
  grid-column: 1 / -1;
}

input,
select {
  width: 100%;
  padding: 0.62rem 0.7rem;
  border-radius: 10px;
  border: 1px solid #c8d6eb;
  font: inherit;
  background: #fff;
}

input:focus,
select:focus {
  border-color: var(--brand);
  outline: 2px solid rgba(15, 118, 110, 0.18);
}

.btn {
  border: 0;
  border-radius: 10px;
  padding: 0.75rem 1rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.btn.primary {
  background: var(--brand);
  color: #fff;
}

.btn.primary:hover {
  background: var(--brand-dark);
}

.result-card {
  padding: 1rem;
}

.result-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.result-head h3 {
  margin: 0;
}

.chip {
  background: #e0f5f3;
  color: #0d5b55;
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.84rem;
}

.meta {
  margin: 0.55rem 0 0.7rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 980px;
}

th,
td {
  padding: 0.58rem 0.6rem;
  border-bottom: 1px solid #e6ecf5;
  text-align: left;
  vertical-align: top;
  font-size: 0.88rem;
}

th {
  background: #f7faff;
  position: sticky;
  top: 0;
}

.chance {
  display: inline-block;
  border-radius: 999px;
  padding: 0.2rem 0.5rem;
  font-size: 0.76rem;
  font-weight: 800;
}

.chance.high {
  background: #dcfce7;
  color: #166534;
}

.chance.medium {
  background: #fef3c7;
  color: #92400e;
}

.chance.low {
  background: #fee2e2;
  color: #991b1b;
}

@media (max-width: 700px) {
  .menu-toggle {
    display: inline-block;
  }

  #siteNav {
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    background: #fff;
    border: 1px solid var(--line);
    border-top: 0;
    border-radius: 0 0 12px 12px;
    padding: 0.9rem 1rem;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.7rem;
  }

  #siteNav.open {
    display: flex;
  }

  .official-grid {
    grid-template-columns: 1fr;
  }

  .vacancy-filters {
    grid-template-columns: 1fr;
  }

  .form-card {
    grid-template-columns: 1fr;
  }
}