/* ============================================================
   PORTFOLIO LAYOUT — Navigation, Footer, Page Structure
   ============================================================ */

/* ── NAVIGATION ─────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  max-width: 900px;
  width: calc(100% - 40px);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 14px 14px;
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  box-shadow: var(--shadow-slightly-elevated);
}
.site-nav-brand {
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: 3px;
  color: var(--color-primary);
  text-transform: uppercase;
  white-space: nowrap;
  font-weight: 700;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}
.site-nav-brand:hover {
  opacity: 0.7;
}
.site-nav-links {
  display: flex;
  gap: 20px;
  list-style: none;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
}
.site-nav-links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  text-decoration: none;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  padding: 4px 0;
  position: relative;
}
.site-nav-links a:hover {
  color: var(--color-primary);
}
.site-nav-links a.active {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
}
.site-nav-links a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Resume button */
.resume-button {
  margin-left: auto;
  background: var(--color-primary);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 8px 16px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-on-dark);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}
.resume-button:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-1px);
}
.resume-button:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  padding: 8px;
  cursor: pointer;
  color: var(--color-text-muted);
  margin-left: auto;
}
.mobile-menu-toggle:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

/* ── FOOTER ─────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-xl) 0;
  margin-top: var(--space-2xl);
  text-align: center;
}
.site-footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}
.footer-brand {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 4px;
  color: var(--color-text-muted);
  text-transform: uppercase;
}
.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer-links a:hover {
  color: var(--color-primary);
}
.footer-meta {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--color-text-muted);
  text-transform: uppercase;
}
.footer-theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--color-text-secondary);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}
.footer-theme-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}
.footer-theme-toggle:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: var(--radius-pill);
}
.footer-theme-toggle .toggle-icon {
  font-size: var(--text-base);
  line-height: 1;
}

/* ── HERO SECTION ───────────────────────────────────────── */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  /* padding: 80px var(--space-3xl) var(--space-3xl) var(--space-3xl); */
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(
    135deg,
    var(--color-bright-ocean-100),
    var(--color-ghost-white-100),
    var(--color-parchment-100)
  );
  opacity: 0.6;
}
[data-theme="dark"] .hero-bg {
  background: linear-gradient(
    135deg,
    var(--color-ink-black-800),
    var(--color-ink-black-900),
    var(--color-medium-slate-blue-900)
  );
  opacity: 0.4;
}
.hero-terminal-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.15;
  pointer-events: none;
}
[data-theme="dark"] .hero-terminal-canvas {
  opacity: 0.08;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 var(--space-lg);
}
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 5px;
  color: var(--color-primary);
  text-transform: uppercase;
  opacity: 0.7;
  margin-bottom: var(--space-lg);
}
.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  letter-spacing: 4px;
  color: var(--color-text-primary);
  line-height: 0.9;
  display: block;
  margin-bottom: var(--space-md);
}
.hero-title span {
  color: var(--color-primary);
}
.hero-subtitle {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 5px;
  color: var(--color-text-muted);
  margin-top: var(--space-md);
  text-transform: uppercase;
  margin-bottom: var(--space-xl);
}
.hero-summary {
  font-size: var(--text-md);
  color: var(--color-text-secondary);
  line-height: 1.75;
  max-width: 600px;
  margin: 0 auto var(--space-xl);
}
.hero-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ── CONTENT SECTIONS ───────────────────────────────────── */
.content-section {
  padding: var(--space-3xl) 0;
  position: relative;
  z-index: 1;
}
.content-section-alt {
  background: var(--color-surface-tinted);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* ── TWO COLUMN LAYOUT ──────────────────────────────────── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}
.two-col-wide {
  grid-template-columns: 2fr 1fr;
}

/* ── CARD GRID ──────────────────────────────────────────── */
.card-grid {
  display: grid;
  /* grid-template-columns: repeat(auto-fill, minmax(var(--grid-col-min), 1fr)); */
  gap: var(--grid-gap);
}

/* ── METRIC / STAT ROW ──────────────────────────────────── */
.metric-row {
  display: flex;
  justify-content: center;
  gap: var(--space-2xl);
  flex-wrap: wrap;
}
.metric-item {
  text-align: center;
}
.metric-num {
  font-family: var(--font-display);
  font-size: 40px;
  color: var(--color-primary);
  display: block;
  line-height: 1;
}
.metric-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-top: 4px;
  display: block;
}

/* ── CTA SECTION ────────────────────────────────────────── */
.cta-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  text-align: center;
  box-shadow: var(--shadow-slightly-elevated);
}
.cta-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  letter-spacing: 2px;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}
.cta-desc {
  font-size: var(--text-md);
  color: var(--color-text-secondary);
  max-width: 500px;
  margin: 0 auto var(--space-xl);
  line-height: 1.75;
}

/* ── CONTACT SECTION ────────────────────────────────────── */
/* ── CONTACT CARDS ─────────────────────────────────────── */
.contact-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  max-width: 720px;
  margin: 0 auto;
}
.contact-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}
.contact-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-elevated);
  border-color: var(--color-primary);
}
.contact-card:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: var(--radius-lg);
}
.contact-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--color-primary-light);
  color: var(--color-primary);
  flex-shrink: 0;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.contact-card:hover .contact-card-icon {
  background: var(--color-primary);
  color: #fff;
}
.contact-card-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}
.contact-card-platform {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.contact-card-handle {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--transition-fast);
}
.contact-card:hover .contact-card-handle {
  color: var(--color-primary);
}
.contact-card-arrow {
  font-size: var(--text-md);
  color: var(--color-text-muted);
  flex-shrink: 0;
  transition: color var(--transition-fast), transform var(--transition-base);
}
.contact-card:hover .contact-card-arrow {
  color: var(--color-primary);
  transform: translate(2px, -2px);
}

/* ── PROJECT DETAIL LAYOUT ──────────────────────────────── */
.project-detail-header {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  margin-bottom: var(--space-xl);
  box-shadow: var(--shadow-soft);
}
.project-detail-meta {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}
.project-detail-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  letter-spacing: 2px;
  color: var(--color-text-primary);
  line-height: 1;
  margin-bottom: var(--space-sm);
}
.project-detail-subtitle {
  font-size: var(--text-md);
  color: var(--color-text-secondary);
  line-height: 1.75;
  max-width: 700px;
}
.project-detail-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-soft);
}
.project-detail-section h3 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  letter-spacing: 1px;
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}
.project-detail-section p {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-md);
}
.project-detail-section ul {
  list-style: none;
  padding: 0;
}
.project-detail-section ul li {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.75;
  padding-left: var(--space-md);
  position: relative;
  margin-bottom: var(--space-xs);
}
.project-detail-section ul li::before {
  content: "›";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}
.project-detail-section strong {
  color: var(--color-text-primary);
  font-weight: 700;
}

/* ── RESUME PAGE LAYOUT ─────────────────────────────────── */
.resume-header {
  text-align: center;
  padding: var(--space-2xl) 0 var(--space-xl);
}
.resume-name {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  letter-spacing: 3px;
  color: var(--color-text-primary);
  line-height: 1;
  margin-bottom: var(--space-sm);
}
.resume-title {
  font-size: var(--text-lg);
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-md);
}
.resume-contact {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.resume-contact a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.resume-contact a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}
.resume-section {
  margin-bottom: var(--space-xl);
}
.resume-section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  letter-spacing: 2px;
  color: var(--color-text-primary);
  border-bottom: 2px solid var(--color-border);
  padding-bottom: var(--space-sm);
  margin-bottom: var(--space-lg);
}
.resume-entry {
  margin-bottom: var(--space-lg);
  padding-left: var(--space-md);
  border-left: 2px solid var(--color-border);
}
.resume-entry-title {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 2px;
}
.resume-entry-meta {
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}
.resume-entry-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
}
.resume-entry-list {
  list-style: none;
  margin-top: var(--space-sm);
}
.resume-entry-list li {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
  padding-left: var(--space-md);
  position: relative;
  margin-bottom: 2px;
}
.resume-entry-list li::before {
  content: "›";
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

/* ── DOWNLOAD BUTTON ──────────────────────────────────────── */
.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: var(--space-md);
}

/* ── FILTER BAR ─────────────────────────────────────────── */
.filter-bar {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
  align-items: center;
}
.filter-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-right: var(--space-sm);
}
.filter-btn {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
}
.filter-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.filter-btn.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* ── EMPTY STATE ────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  color: var(--color-text-muted);
}
.empty-state-icon {
  font-size: 48px;
  margin-bottom: var(--space-md);
  opacity: 0.5;
}
.empty-state-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  letter-spacing: 1px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}
.empty-state-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 400px;
  margin: 0 auto;
}