:root {
  --color-background: #fffdf8;
  --color-text: #2c3e50;
  --color-muted: #637485;
  --color-accent: #3498db;
  --color-accent-text: #1f6fa8;
  --color-accent-soft: #eaf5fc;
  --color-border: #dce6ee;
  --color-card: #ffffff;
  --color-update: #2e7d4f;
  --color-project: #3498db;
  --color-support: #b85c00;
  --color-contact: #c62828;
  --font-body:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
}

body {
  margin: 0;
  min-height: 100vh;
}

a {
  color: var(--color-accent-text);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

a:hover,
a:focus-visible {
  text-decoration: underline;
}

a:focus-visible {
  border-radius: 4px;
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

.container {
  width: min(100% - 2rem, 720px);
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

.site-nav {
  width: min(100% - 2rem, 720px);
  margin: 0 auto;
  padding-top: 2rem;
}

.site-brand {
  color: var(--color-accent-text);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.site-brand:hover,
.site-brand:focus-visible {
  text-decoration: underline;
}

.site-header {
  margin-bottom: 3rem;
}

.profile-kicker {
  margin: 0 0 0.75rem;
  color: var(--color-accent-text);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(2.25rem, 7vw, 4rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: 0.01em;
}

.profile-subtitle {
  max-width: 100%;
  margin: 1.25rem 0 0;
  color: var(--color-text);
  font-size: clamp(1.35rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: normal;
}

.profile-summary {
  max-width: 100%;
  margin: 1.5rem 0 0;
  color: var(--color-muted);
  font-size: 1.1rem;
}

.profile-summary p {
  margin: 0;
}

.profile-summary p + p {
  margin-top: 1rem;
}

.section-heading {
  margin: 0 0 1rem;
  color: var(--color-text);
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.support-note {
  margin: 0;
  color: var(--color-muted);
  font-size: 1rem;
}

.support-section {
  margin-top: 4rem;
}

.latest-post-section {
  margin-bottom: 4rem;
}

.support-card {
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-support);
  border-radius: 18px;
  background: var(--color-card);
  padding: 1.25rem;
}

.project-list {
  display: grid;
  gap: 1rem;
}

.project-card {
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-project);
  border-radius: 18px;
  background: var(--color-card);
  padding: 1.25rem;
}

.project-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.project-title {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.3;
}

.project-status {
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  background: var(--color-accent-soft);
  color: var(--color-accent-text);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: capitalize;
  white-space: nowrap;
}

.project-status.completed {
  background: #edf7f1;
  color: #2e7d4f;
}

.project-status.drafted {
  background: #edf1f5;
  color: #526272;
}

.project-status.planning {
  background: #fff6e5;
  color: #9a6700;
}

.project-status.researching {
  background: #eef4ff;
  color: #2f5f9f;
}

.project-description {
  margin: 0;
  color: var(--color-muted);
}

.project-description p {
  margin: 0;
}

.donation-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.donation-link {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.45rem 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
}

.donation-link-disabled {
  background: #f3f5f7;
  color: #7a8793;
  cursor: not-allowed;
}

.support-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.support-link {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-accent-soft);
  color: var(--color-accent-text);
  line-height: 1;
  padding: 0.5rem 0.85rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.profile-links,
.latest-post-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.profile-links {
  margin-top: 1.5rem;
}

.latest-post-links {
  margin-top: 1rem;
}

.profile-link,
.latest-post-link {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.5rem 0.85rem;
  font-weight: 700;
  text-decoration: none;
}

.post-list {
  display: grid;
  gap: 1rem;
}

.post-card {
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-update);
  border-radius: 18px;
  background: var(--color-card);
  padding: 1.25rem;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 0.5rem;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.post-title {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.3;
}

.post-summary {
  margin: 0.75rem 0 0;
  color: var(--color-muted);
}

.post-content {
  color: var(--color-muted);
  font-size: 1.1rem;
}

.post-content p {
  margin: 0 0 1rem;
}

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

.site-footer {
  margin-top: 3rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.site-legal {
  width: min(100% - 2rem, 720px);
  margin: 0 auto;
  border-top: 1px solid var(--color-border);
  padding: 1rem 0 2rem;
  color: var(--color-muted);
  font-size: 0.85rem;
}

.site-legal p {
  margin: 0;
}

.contact-section {
  margin-top: 3rem;
}

.contact-card {
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-contact);
  border-radius: 18px;
  background: var(--color-card);
  padding: 1.25rem;
}

.contact-card p {
  margin: 0;
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 1.25rem, 720px);
    padding: 2.5rem 0;
  }

  .project-card-header {
    display: block;
  }

  .project-status {
    display: inline-flex;
    margin-top: 0.75rem;
  }
}