/* ===================================================
   Jordan M. Castillo — ePortfolio
   A clean, scholarly design with a subtle digital-
   humanities / electronic-literature aesthetic.
   =================================================== */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #fafaf7;
  --surface:   #ffffff;
  --text:      #1b1b1b;
  --muted:     #555;
  --accent:    #2d6a4f;
  --accent-lt: #d8f3dc;
  --accent-dk: #1b4332;
  --border:    #e0ddd5;
  --font-body: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --font-head: Georgia, 'Times New Roman', serif;
  --max-w:     820px;
  --nav-w:     160px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover, a:focus { color: var(--accent-dk); text-decoration: underline; }

/* --- Side Navigation --- */
#sidenav {
  position: fixed;
  top: 0; left: 0;
  width: var(--nav-w);
  height: 100vh;
  background: linear-gradient(170deg, var(--accent-dk) 0%, #0b2618 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 0;
  z-index: 100;
  box-shadow: 4px 0 24px rgba(0,0,0,0.18);
}

.nav-name {
  color: var(--accent-lt);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: 0.06em;
  margin-bottom: 2rem;
}

#sidenav ul { list-style: none; }

#sidenav li { margin-bottom: 0.25rem; }

.nav-link {
  display: block;
  color: rgba(255,255,255,0.6);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-align: left;
  padding: 0.55rem 1.2rem 0.55rem 1.4rem;
  border-left: 3px solid transparent;
  transition: all 0.25s;
  border-radius: 0 4px 4px 0;
}
.nav-link:hover,
.nav-link:focus {
  color: #fff;
  background: rgba(255,255,255,0.07);
  text-decoration: none;
}
.nav-link.active {
  color: #fff;
  border-left-color: var(--accent-lt);
  background: rgba(255,255,255,0.1);
  font-weight: 600;
}

/* --- Main content --- */
main {
  margin-left: var(--nav-w);
  max-width: calc(var(--max-w) + 6rem);
  padding: 0 3rem 4rem;
}

section {
  padding: 3.5rem 0 2.5rem;
  border-bottom: 1px solid var(--border);
}
section:last-child { border-bottom: none; }

h2 {
  font-family: var(--font-head);
  font-size: 1.6rem;
  color: var(--accent-dk);
  margin-bottom: 1.2rem;
  letter-spacing: 0.01em;
}

h3 {
  font-size: 1rem;
  margin: 1.4rem 0 0.6rem;
  color: var(--accent);
}

/* --- Hero --- */
.hero {
  position: relative;
  padding: 6rem 0 4rem;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.hero-inner { position: relative; z-index: 2; }

.tagline {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.hero h1 {
  font-family: var(--font-head);
  font-size: 2.8rem;
  color: var(--accent-dk);
  line-height: 1.15;
  margin-bottom: 0.8rem;
}

.subtitle {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 540px;
  margin-bottom: 1.2rem;
}

.hero-links { font-size: 0.95rem; }
.hero-links a { font-weight: 600; }
.dot { margin: 0 0.5rem; color: var(--border); }
.masto { color: var(--muted); font-size: 0.9rem; }

#pixel-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* --- Tag Cloud (Research) --- */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin-bottom: 1.2rem;
}
.tag-cloud li {
  background: var(--accent-lt);
  color: var(--accent-dk);
  font-size: 0.82rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* --- Publication List --- */
.pub-list {
  list-style: none;
  counter-reset: pub;
  padding: 0;
}
.pub-list li {
  position: relative;
  padding-left: 1.6rem;
  margin-bottom: 1rem;
  line-height: 1.65;
}
.pub-list li::before {
  counter-increment: pub;
  content: counter(pub) ".";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
}
.pub-title { font-weight: 600; }
.pub-venue { font-style: italic; }

/* --- Talk List --- */
.talk-list {
  list-style: none;
  padding: 0;
}
.talk-list li {
  margin-bottom: 0.9rem;
  padding-left: 1rem;
  border-left: 3px solid var(--accent-lt);
}
.talk-title { font-weight: 600; }
.talk-venue { font-style: italic; color: var(--muted); }

/* --- Teaching --- */
.teaching-block { margin-bottom: 1.4rem; }
.teaching-block ul { padding-left: 1.4rem; }
.teaching-block li { margin-bottom: 0.3rem; }
.inst { font-weight: 400; color: var(--muted); font-size: 0.9rem; }
.note { font-size: 0.85rem; color: var(--muted); }

/* --- Project Cards --- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
  margin-bottom: 1.4rem;
}
.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.2rem 1.3rem;
  transition: box-shadow 0.25s, transform 0.25s;
}
.project-card:hover {
  box-shadow: 0 6px 20px rgba(0,0,0,0.07);
  transform: translateY(-3px);
}
.card-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 0.3rem;
}
.project-card h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-head);
  color: var(--accent-dk);
}
.project-card p { font-size: 0.9rem; color: var(--muted); line-height: 1.55; }

/* --- Skill Pills --- */
.skill-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
}
.skill-pills li {
  background: var(--accent-dk);
  color: #fff;
  font-size: 0.78rem;
  padding: 0.25rem 0.7rem;
  border-radius: 4px;
}

/* --- Awards / Service --- */
.award-list {
  padding-left: 1.2rem;
  margin-bottom: 1.4rem;
}
.award-list li { margin-bottom: 0.45rem; }

/* --- Education --- */
.edu-block { margin-bottom: 1rem; }
.diss {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 0.15rem;
  padding-left: 1rem;
  border-left: 2px solid var(--accent-lt);
}

/* --- CV Download --- */
.cv-download {
  margin-top: 2rem;
  text-align: center;
}
.cv-download a {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 0.7rem 1.8rem;
  border-radius: 6px;
  font-weight: 600;
  transition: background 0.2s;
}
.cv-download a:hover {
  background: var(--accent-dk);
  text-decoration: none;
}

/* --- Footer --- */
footer {
  margin-left: var(--nav-w);
  text-align: center;
  padding: 2rem 1rem 2.5rem;
  font-size: 0.85rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
}
.memberships { margin-top: 0.3rem; font-size: 0.8rem; }

/* --- Responsive --- */
@media (max-width: 700px) {
  #sidenav { display: none; }
  main { margin-left: 0; padding: 0 1.2rem 3rem; }
  footer { margin-left: 0; }
  .hero h1 { font-size: 2rem; }
  .project-grid { grid-template-columns: 1fr; }
}