:root {
  --bg: #f4f8fb;
  --panel: #ffffff;
  --ink: #14202e;
  --muted: #5f6f80;
  --accent: #0f766e;
  --accent-soft: #dff8f5;
  --danger: #b42318;
  --danger-soft: #fdecea;
  --ok: #067647;
  --ok-soft: #e9f9ef;
  --line: #d7e1ea;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: radial-gradient(circle at top right, #eef7ff 0%, var(--bg) 45%, #edf4ef 100%);
  color: var(--ink);
  line-height: 1.4;
}

.wrap {
  width: min(1200px, 94vw);
  margin: 0 auto;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: #ffffffee;
  backdrop-filter: blur(4px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}

nav {
  display: flex;
  gap: 0.5rem;
}

nav a,
.button-link,
button {
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: #fff;
  color: var(--ink);
  text-decoration: none;
  padding: 0.45rem 0.8rem;
  cursor: pointer;
}

button,
nav a:hover,
.button-link:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  padding: 1rem;
  margin: 1rem 0;
}

.top-row {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  flex-wrap: wrap;
}

.score-card {
  background: linear-gradient(90deg, #064e3b, #0f766e);
  color: #fff;
  border-radius: 0.9rem;
  padding: 1.25rem;
  margin: 1rem 0;
}

.score-card .muted {
  color: #e6fffa;
}

.score-main {
  font-size: clamp(2rem, 6vw, 5rem);
  font-weight: 700;
}

.stats-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.muted {
  color: var(--muted);
}

.inline-form,
.grid-form,
.row-form {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
}

.grid-form {
  display: grid;
  grid-template-columns: 140px 1fr;
  max-width: 560px;
}

.grid-form button {
  grid-column: 2;
  justify-self: start;
}

input,
select {
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  padding: 0.45rem 0.55rem;
}

.table-wrap {
  overflow-x: auto;
}

.results-accordion summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  font-weight: 600;
  padding: 0.25rem 0;
}

.results-accordion summary::-webkit-details-marker {
  margin-right: 0.4rem;
}

.results-accordion[open] summary {
  margin-bottom: 0.65rem;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 0.6rem;
  text-align: left;
  white-space: nowrap;
}

.snapshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.8rem;
}

.flash-stack {
  margin-top: 1rem;
}

.flash {
  border-radius: 0.5rem;
  padding: 0.65rem 0.75rem;
  margin-bottom: 0.5rem;
  border: 1px solid var(--line);
}

.flash-error {
  background: var(--danger-soft);
  border-color: #f4c7c3;
  color: var(--danger);
}

.flash-success {
  background: var(--ok-soft);
  border-color: #b8ebcc;
  color: var(--ok);
}

.row-form {
  justify-content: flex-start;
}

.row-form input {
  min-width: 120px;
}

.sticky-head-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: #ffffff;
}

.row-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.inline-delete-form {
  display: inline;
  margin: 0;
}

.danger-button {
  background: var(--danger-soft);
  border-color: #f4c7c3;
  color: var(--danger);
}

.danger-button:hover {
  background: #fad8d4;
  border-color: #eb9f97;
}

@media (max-width: 720px) {
  .grid-form {
    grid-template-columns: 1fr;
  }

  .grid-form button {
    grid-column: auto;
  }

  .row-form {
    flex-direction: column;
    align-items: stretch;
  }

  .row-form input,
  .row-form button {
    width: 100%;
  }
}