:root {
  --accent: #0f5c5c;
  --accent-light: #1a7a7a;
  --text: #2c2c2c;
  --text-muted: #5a5a5a;
  --bg: #f7f5f0;
  --bg-card: #fff;
  --border: #d8d4cc;
  --warning-bg: #fef6e8;
  --warning-border: #e8c87a;
  --max-width: 72rem;
  --font-serif: "Source Serif 4", "Noto Serif", Georgia, serif;
  --font-sans: "Source Sans 3", "Noto Sans", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: linear-gradient(165deg, #f9f7f2 0%, var(--bg) 40%, #ede9e1 100%);
  min-height: 100vh;
}

.site-header {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 2rem;
}

.brand {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.5rem;
}

.site-header h1 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: 1.2;
  margin: 0 0 1rem;
  color: var(--text);
}

.lede {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 42rem;
  margin: 0 0 1.5rem;
}

.toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-bottom: 1rem;
}

.toc a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.15s ease;
}

.toc a:hover,
.toc a:focus-visible {
  border-bottom-color: var(--accent);
  outline: none;
}

.meta-line {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
}

.section {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}

.section:first-of-type {
  border-top: none;
  padding-top: 0;
}

.section h2 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--accent);
  margin: 0 0 0.5rem;
}

.section-lead {
  color: var(--text-muted);
  margin: 0 0 1.5rem;
  max-width: 40rem;
}

.finance-form {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 600px) {
  .finance-form {
    grid-template-columns: repeat(2, 1fr);
  }
}

.finance-form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.finance-form input,
.finance-form select {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-card);
  color: var(--text);
}

.finance-form input:focus,
.finance-form select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}

.warning {
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
  border-radius: 4px;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.warning[hidden] {
  display: none;
}

.results {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.25rem;
  min-height: 2rem;
}

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 600px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card-grid > * {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.25rem;
}

.tag-primary {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--accent);
  background: rgba(15, 92, 92, 0.1);
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
}

.tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(90, 90, 90, 0.1);
  padding: 0.15rem 0.45rem;
  border-radius: 3px;
  margin-left: 0.25rem;
}

.fineprint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0.75rem 0 0;
}

.result-dl {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem 1.5rem;
  margin: 0;
}

@media (min-width: 600px) {
  .result-dl {
    grid-template-columns: repeat(2, 1fr);
  }
}

.result-dl > div {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.6rem 0.85rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
}

.result-dl dt {
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.result-dl dd {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
}

.card-primary {
  background: rgba(26, 122, 122, 0.08);
  background: color-mix(in srgb, var(--accent-light) 10%, var(--bg-card));
  border-color: var(--accent-light);
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 600px) {
  .compare-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.compare-grid h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--accent);
  margin: 0 0 0.75rem;
}

.compare-grid ul {
  margin: 0;
  padding-left: 1.25rem;
}

.compare-grid li {
  margin-bottom: 0.5rem;
}

.disclaimer {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0 0 1rem;
  max-width: 42rem;
}

#sources-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

#sources-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

#sources-list li:last-child {
  border-bottom: none;
}

#sources-list a {
  color: var(--accent);
  text-decoration: none;
}

#sources-list a:hover,
#sources-list a:focus-visible {
  text-decoration: underline;
  outline: none;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th,
td {
  padding: 0.5rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  font-weight: 600;
  color: var(--accent);
}

.auth-panel {
  margin-bottom: 1.5rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-card);
}

.auth-status {
  margin: 0 0 0.75rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.auth-form {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 600px) {
  .auth-form {
    grid-template-columns: 1fr;
  }
  .auth-credentials {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }
}

.auth-form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.auth-form input {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-card);
}

.auth-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.auth-actions button,
.snapshot-form button {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--accent);
  border-radius: 4px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

.auth-actions button[value="register"],
.auth-actions #auth-logout-btn {
  background: transparent;
  color: var(--accent);
}

.auth-actions button:hover,
.snapshot-form button:hover {
  background: var(--accent-light);
  border-color: var(--accent-light);
  color: #fff;
}

#finance-workspace[hidden],
#app-shell[hidden],
#password-form[hidden],
#admin[hidden],
#admin-toc[hidden] {
  display: none !important;
}

.site-header-inner {
  padding-top: 0;
}

#approval-list {
  margin-top: 1rem;
}

#approval-list table {
  width: 100%;
}

.history-panel {
  margin-top: 1.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.history-panel h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--accent);
  margin: 0 0 1rem;
}

.snapshot-form {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

@media (min-width: 700px) {
  .snapshot-form {
    grid-template-columns: 1fr 1fr 1.4fr auto;
    align-items: end;
  }
}

.snapshot-form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.snapshot-form input {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-card);
}

button.linkish {
  font: inherit;
  color: var(--accent);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  text-decoration: underline;
}