:root {
  --bg-color: #ffffff;
  --text-color: #000000;
  --accent: #666666;
  --divider: #eeeeee;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 0.85rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--text-color);
  text-decoration: none;
  transition: color 0.1s;
}

a:hover {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.mono {
  font-family: "IBM Plex Mono", monospace;
  font-size: 1em;
}

.page {
  max-width: 650px;
  margin: 0;
  padding: 5rem 1.5rem;
}

.site-header {
  margin-bottom: 1.5rem;
}

.site-title {
  margin: 0 0 0.75rem;
  font-size: 1em;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.tagline {
  margin: 0 0 1.5rem;
  color: var(--accent);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.nav-link {
  border-bottom: 1px solid transparent;
}

.nav-link:hover,
.nav-link.active {
  text-decoration: none;
  border-bottom-color: var(--text-color);
}

section {
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

p {
  margin: 0 0 1.5rem;
  color: #1a1a1a;
}

.list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.735rem;
}

.list-tight {
  gap: 0.75rem;
}

.contact-stack p {
  margin-bottom: 0.75rem;
}

.contact-stack .contact-message {
  margin-bottom: 1.2rem;
}

.contact-stack .contact-email {
  margin-bottom: 0.75rem;
}

.post-date {
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 0.35rem;
}

.post-title {
  font-size: 1em;
  margin: 0 0 0.5rem;
}

.post-content {
  margin-top: 1.5rem;
}

.post-content h2,
.post-content h3 {
  margin: 1rem 0 0.75rem;
  font-size: 1.05em;
}

.post-content h2 {
  font-weight: 500;
  color: #111111;
}

.post-content h3 {
  font-weight: 500;
  font-size: 1em;
  color: #333333;
}

.post-content strong {
  font-weight: 500;
}

.post-content blockquote {
  margin: 1.5rem 0;
  padding-left: 1rem;
  border-left: 3px solid var(--accent);
  color: #2a2a2a;
}

.post-content blockquote p {
  margin-bottom: 0.75rem;
}

.post-content blockquote p:last-child {
  margin-bottom: 0;
}

.post-content ul,
.post-content ol {
  margin: 0 0 0.75rem;
  padding-left: 1.25rem;
}

.post-content p + ul,
.post-content p + ol {
  margin-top: -0.75rem;
}

.post-content code {
  background: #f2f2f2;
  padding: 2px 4px;
  border-radius: 4px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.9em;
}

.post-content pre {
  background: #f6f6f6;
  padding: 12px;
  overflow: auto;
}

.footer {
  margin-top: 6rem;
  padding-top: 2rem;
  border-top: 1px solid var(--divider);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
}

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

.hidden {
  display: none;
}

.admin-page {
  max-width: 1120px;
  margin: 0;
  padding: 5rem 1.5rem;
}

.admin-title {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 1px solid var(--divider);
  padding-bottom: 1rem;
  margin-bottom: 2rem;
}

.admin-layout {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 2rem;
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.nav-button {
  background: transparent;
  border: 1px solid var(--divider);
  padding: 8px 12px;
  text-align: left;
  cursor: pointer;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav-button.active {
  border-color: var(--text-color);
  color: var(--text-color);
}

.admin-content {
  min-width: 0;
}

.admin-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  gap: 1rem;
}

.admin-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2rem;
}

.admin-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.admin-list li {
  border: 1px solid var(--divider);
  padding: 8px 10px;
  cursor: pointer;
}

.admin-list li.active {
  border-color: var(--text-color);
}

.admin-form {
  display: grid;
  gap: 12px;
}

.admin-form label {
  display: grid;
  gap: 6px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
}

.admin-form input,
.admin-form textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--divider);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 0.95rem;
  background: white;
  color: var(--text-color);
}

.admin-form .checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 0.95rem;
  text-transform: none;
  letter-spacing: normal;
  color: var(--text-color);
}

.admin-form .checkbox input {
  width: auto;
  margin: 0;
}

.form-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.primary {
  background: var(--text-color);
  color: white;
  border: none;
  padding: 8px 14px;
  cursor: pointer;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ghost {
  background: transparent;
  border: 1px solid var(--divider);
  padding: 8px 14px;
  cursor: pointer;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ghost.small {
  padding: 4px 10px;
  font-size: 0.7rem;
}

button:disabled {
  opacity: 0.5;
  cursor: default;
}

.links-editor {
  border: 1px dashed var(--divider);
  padding: 10px;
  display: grid;
  gap: 10px;
}

.links-editor.spaced {
  margin-top: 18px;
}

.links-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.links-list {
  display: grid;
  gap: 8px;
}

.link-row {
  display: grid;
  grid-template-columns: 1fr 1.4fr auto;
  gap: 8px;
}

.link-row.dated {
  grid-template-columns: minmax(160px, 1.2fr) minmax(180px, 1.4fr) minmax(120px, 0.9fr) 84px;
}

.link-row input {
  padding: 6px 8px;
}

.link-row button {
  border: 1px solid var(--divider);
  background: transparent;
  padding: 6px 8px;
  cursor: pointer;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.auth-screen {
  text-align: center;
  padding: 80px 20px;
}

.auth-info {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
}

.admin-form.wide {
  max-width: 640px;
}

@media (max-width: 900px) {
  .admin-layout {
    grid-template-columns: 1fr;
  }

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

  .admin-nav {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

@media (max-width: 640px) {
  .page,
  .admin-page {
    padding: 3rem 1.2rem 4rem;
  }

  .nav {
    gap: 1rem;
  }

  .link-row {
    grid-template-columns: 1fr;
  }
}