/* ============================================
   pizzahost.net — terminal portfolio theme
   ============================================ */

:root {
  --bg: #0a0e0a;
  --bg-elev: #0d1f12;
  --bg-elev-2: #112615;
  --green: #00ff66;
  --green-bright: #5fff8f;
  --green-dim: #0f8a3e;
  --text: #c9d6cc;
  --text-muted: #6f8a76;
  --border: #1d3a24;
  --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, 'Courier New', monospace;
  --max-width: 1000px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  user-select: none;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* ---------- Matrix rain background ---------- */
#matrix-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.18;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  #matrix-canvas {
    display: none;
  }
}

/* ---------- Layout shell ---------- */
.page-wrap {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---------- Nav ---------- */
.terminal-nav {
  padding: 24px 0 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.nav-prompt {
  color: var(--green);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-prompt .user {
  color: var(--text-muted);
}

.nav-prompt .cursor {
  display: inline-block;
  width: 8px;
  height: 1.1em;
  background: var(--green);
  margin-left: 4px;
  animation: blink 1.1s steps(2) infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.nav-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  padding: 4px 2px;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.nav-links a::before {
  content: '';
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--green-bright);
  border-color: var(--green-dim);
}

.nav-links a.active {
  color: var(--green);
  border-color: var(--green);
}

/* ---------- Main content ---------- */
main {
  flex: 1;
  padding: 48px 0 64px;
}

.section-label {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.section-label .prompt-char {
  color: var(--green);
}

h1, h2, h3 {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 8px;
}

h2 {
  font-size: 1.5rem;
  margin: 0 0 20px;
  color: var(--green-bright);
}

h2 .bracket {
  color: var(--text-muted);
  font-weight: 400;
}

p {
  color: var(--text);
  margin-bottom: 16px;
}

a {
  color: var(--green-bright);
}

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

/* ---------- Hero (home page) ---------- */
.hero {
  padding: 40px 0 24px;
}

.hero-tagline {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 28px;
}

.hero-tagline .highlight {
  color: var(--green);
}

.btn-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  padding: 10px 20px;
  border: 1px solid var(--green-dim);
  color: var(--green);
  text-decoration: none;
  background: transparent;
  transition: all 0.15s ease;
  cursor: pointer;
}

.btn:hover,
.btn:focus-visible {
  background: var(--green);
  color: var(--bg);
  box-shadow: 0 0 16px rgba(0, 255, 102, 0.35);
}

.btn.btn-ghost {
  border-color: var(--border);
  color: var(--text-muted);
}

.btn.btn-ghost:hover {
  background: var(--bg-elev-2);
  color: var(--green-bright);
  box-shadow: none;
  border-color: var(--green-dim);
}

/* ---------- Stat / quick-info strip on home ---------- */
.quick-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin: 32px 0;
  border: 1px solid var(--border);
  background: var(--bg-elev);
}

.quick-info div {
  padding: 16px 20px;
  border-right: 1px solid var(--border);
}

.quick-info div:last-child {
  border-right: none;
}

.quick-info .label {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.quick-info .value {
  color: var(--green-bright);
  font-size: 0.95rem;
}

/* ---------- Project grid ---------- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 24px;
}

.project-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: border-color 0.18s ease, transform 0.18s ease;
  text-decoration: none;
  color: var(--text);
}

.project-card:hover,
.project-card:focus-visible {
  border-color: var(--green-dim);
  transform: translateY(-3px);
}

.project-thumb {
  height: 150px;
  background: var(--bg-elev-2);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  position: relative;
  overflow: hidden;
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-thumb::before {
  content: '';
  color: var(--green-dim);
  font-size: 1.8rem;
  opacity: 0.5;
}

.project-thumb.has-img::before {
  content: '';
}

.project-body {
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-filename {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.project-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green-bright);
  margin-bottom: 8px;
}

.project-desc {
  font-size: 0.88rem;
  color: var(--text);
  margin-bottom: 16px;
  flex: 1;
}

.tag-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tag {
  font-size: 0.7rem;
  padding: 3px 9px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--bg);
}

/* ---------- Skills (about page) ---------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin: 24px 0 32px;
}

.skill-category {
  border-left: 2px solid var(--green-dim);
  padding-left: 16px;
}

.skill-category h3 {
  font-size: 0.95rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}

.skill-list {
  list-style: none;
}

.skill-list li {
  font-size: 0.92rem;
  padding: 4px 0;
  color: var(--text);
}

.skill-list li::before {
  content: '> ';
  color: var(--green);
}

/* ---------- Contact ---------- */
.contact-list {
  list-style: none;
  margin-top: 24px;
}

.contact-list li {
  margin-bottom: 14px;
  font-size: 0.95rem;
}

.contact-list .key {
  color: var(--text-muted);
  display: inline-block;
  width: 110px;
}

.contact-list a {
  color: var(--green-bright);
  text-decoration: none;
  border-bottom: 1px solid var(--green-dim);
}

.contact-list a:hover {
  color: var(--green);
}

/* ---------- Footer ---------- */
footer {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

/* ---------- Misc utility ---------- */
.code-block {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  padding: 16px 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 24px 0;
  white-space: pre-wrap;
}

.code-block .kw { color: var(--green); }
.code-block .str { color: var(--green-bright); }

:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .terminal-nav {
    flex-direction: column;
    align-items: flex-start;
  }
  .nav-links {
    gap: 16px;
    flex-wrap: wrap;
  }
  .quick-info div {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .quick-info div:last-child {
    border-bottom: none;
  }
}