/* =============================================
   Personal Webpage — shared styles
   Vanilla background, black text, modern layout
   ============================================= */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #faf6ee;
  --bg-card: #fffdf8;
  --text: #111111;
  --text-muted: #333333;
  --border: #d4cfc4;
  --accent: #2c2c2c;
  --max-width: 1100px;
  --radius: 10px;
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  min-height: 100vh;
}

a {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: opacity 0.2s ease;
}

a:hover {
  opacity: 0.7;
}

/* ---- Navigation ---- */

.site-header {
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-name {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.site-nav {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.site-nav a {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover,
.site-nav a.active {
  opacity: 1;
  border-bottom-color: var(--text);
}

/* ---- Layout ---- */

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

.page-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  letter-spacing: -0.02em;
}

.page-subtitle {
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  font-size: 1.05rem;
}

/* ---- CV: Header ---- */

.cv-header {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  margin-bottom: 2rem;
}

.cv-photo {
  flex-shrink: 0;
  width: 130px;
  height: 205px;
  border-radius: var(--radius);
  object-fit: contain;
  object-position: center;
  border: 1px solid var(--border);
  background-color: var(--bg-card);
}


.cv-photo-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-muted);
  background: linear-gradient(135deg, #ede8dc, #e0d9c8);
}

.cv-intro h1 {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
}

.cv-intro .degree {
  font-size: 1.1rem;
  font-weight: 600;
  font-style: italic;
  margin-bottom: 0.75rem;
}

.cv-intro .summary {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.cv-intro .summary p + p {
  margin-top: 0.5rem;
}

/* ---- CV: Contact bar ---- */

.contact-bar {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 0.85rem 0;
  margin-bottom: 2.5rem;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.contact-bar a {
  color: var(--text);
}

.contact-separator {
  margin: 0 0.6rem;
  color: var(--border);
}

/* ---- CV: Two-column body ---- */

.cv-body {
  display: grid;
  grid-template-columns: 1.65fr 1fr;
  gap: 2.5rem;
}

/* ---- CV: Sections ---- */

.cv-section {
  margin-bottom: 2rem;
}

.cv-section h2 {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--text);
  margin-bottom: 1.25rem;
}

.entry {
  margin-bottom: 1.5rem;
}

.entry-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.15rem;
}

.entry-title {
  font-weight: 700;
  font-size: 1rem;
}

.entry-title a {
  color: inherit;
  text-decoration: none;
}

.entry-title a:hover {
  text-decoration: underline;
  opacity: 1;
}

.project-list a {
  color: inherit;
}

.blog-content a {
  color: var(--text);
  font-weight: 500;
}

.blog-entry:target {
  outline: 2px solid var(--text);
  outline-offset: 4px;
}

.entry-date {
  font-size: 0.85rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.entry-org {
  font-size: 0.92rem;
  margin-bottom: 0.35rem;
}

.entry-subtitle {
  font-style: italic;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.entry ul {
  margin-left: 1.25rem;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.entry ul li {
  margin-bottom: 0.25rem;
}

.skills-list,
.lang-list,
.project-list {
  list-style: none;
  margin-left: 0;
  font-size: 0.92rem;
}

.skills-list li,
.lang-list li,
.project-list li {
  margin-bottom: 0.5rem;
  color: var(--text-muted);
}

.project-list li + li {
  margin-top: 0.75rem;
}

/* ---- Blog ---- */

.blog-grid {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

/*
  To add a new blog entry, copy the entire <article class="blog-entry"> block
  below and paste it inside .blog-grid. Update the image src, date, title,
  and paragraph text.
*/

.blog-entry {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.blog-entry img {
  width: 100%;
  height: 100%;
  min-height: 200px;
  object-fit: cover;
  display: block;
}

.blog-content {
  padding: 1.75rem 1.75rem 1.75rem 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog-content time {
  font-size: 0.82rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.blog-content h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.blog-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.blog-content p + p {
  margin-top: 0.75rem;
}

/* ---- Footer ---- */

.site-footer {
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---- Responsive ---- */

@media (max-width: 768px) {
  .cv-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .cv-body {
    grid-template-columns: 1fr;
  }

  .contact-bar {
    font-size: 0.82rem;
  }

  .contact-separator {
    display: none;
  }

  .contact-bar span {
    display: block;
  }

  .blog-entry {
    grid-template-columns: 1fr;
  }

  .blog-content {
    padding: 1.25rem 1.5rem 1.5rem;
  }

  .nav-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}