/* 
 * Digital Patina: A Design System Add-on for Mike Hall
 * Concept: "Museum of the Machine"
 * Refined for density and optical balance.
 */

:root {
  /* Glass & Stone Palette (Slate/Zinc Neutrals) */
  --color-bg: #F8FAFC;
  --color-ink-primary: #0F172A;
  --color-ink-secondary: #475569;
  --color-accent: #2563EB; /* Reliability Blue */
  --color-glass-bg: rgba(255, 255, 255, 0.7);
  --color-glass-border: rgba(255, 255, 255, 0.4);
  --color-code-bg: #1E293B;

  /* Overriding existing variables */
  --text: var(--color-ink-primary);
  --muted: var(--color-ink-secondary);
  --meta: #64748B;
  --border: #E2E8F0;
  --surface: var(--color-glass-bg);
  --surface-2: #F1F5F9;
  --link: var(--color-accent);
  --link-hover: #1D4ED8;
  --accent: var(--color-accent);

  /* Typography Stacks */
  --font-header: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-body: 'Charter', 'Bitstream Charter', 'Sitka Text', 'Cambria', 'Georgia', serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Menlo', 'Monaco', monospace;
}

/* Base Aesthetics */
body {
  background-color: var(--color-bg) !important;
  color: var(--color-ink-primary);
  font-family: var(--font-body) !important;
  line-height: 1.6; 
  max-width: 50rem !important; /* Lock container width */
  margin: 0 auto !important;
  padding: 1.25rem 1rem 2rem !important;
  -webkit-font-smoothing: antialiased;
}

/* Typography Authority */
h1, h2, h3, h4, .site-title, .site-nav-brand, .position-title {
  font-family: var(--font-header) !important;
  font-weight: 700 !important;
  letter-spacing: -0.02em !important;
  line-height: 1.2;
  color: var(--color-ink-primary);
}

h1 { font-size: clamp(1.85rem, 4vw, 2.5rem) !important; margin-bottom: 0.5em; border-bottom: none !important; display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.5rem 1rem; }
h1 .subtitle { font-family: var(--font-header); font-size: 0.45em; font-weight: 500; color: var(--color-ink-secondary); letter-spacing: 0.05em; text-transform: uppercase; }
h2 { font-size: clamp(1.25rem, 3vw, 1.5rem) !important; margin-top: 1.5rem !important; border-bottom: 2px solid var(--color-accent) !important; padding-bottom: 0.25rem; }

/* Home Hero Header specific fix */
.home-header h2.title {
  font-size: 1.15rem !important;
  color: var(--color-ink-secondary);
  border-bottom: none !important;
  margin-top: -0.25rem !important;
  margin-bottom: 1.5rem !important;
  font-weight: 500 !important;
}

p, li, .video-description, .video-transcript, .post-body {
  font-size: clamp(1rem, 1.2vw, 1.05rem);
  margin-bottom: 1.25rem;
  max-width: 70ch;
}

/* Restore technical sans-serif to UI/Tooling components */
.linkedin-card, 
.resume-actions, 
.site-nav, 
.video-indicator, 
.tag, 
.skills-list li,
.contact-info,
.breadcrumbs,
.resume-format-control,
button, 
select, 
textarea {
  font-family: var(--font-header) !important;
}

/* "Glass & Stone" Card System */
.site-header, 
.index-summary, 
.home-purpose, 
.home-hero, 
.home-link-card, 
.conference-card, 
.linkedin-card,
.video,
.post.post-linkedin,
.home-phalanx-callout {
  background: var(--color-glass-bg) !important;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--color-glass-border) !important;
  border-radius: 12px !important;
  padding: 1.25rem !important; /* Standardized density */
  box-shadow: 0 4px 12px -5px rgba(0, 0, 0, 0.05) !important;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease;
}

.site-header {
  margin: 0 0 1.25rem 0 !important; /* Prevent double centering */
  width: 100% !important;
  max-width: 100% !important;
}

.home-link-card:hover, .conference-card:hover, .video:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 8px 20px -10px rgba(0, 0, 0, 0.1) !important;
}

/* Global Navbar Standardization */
.site-nav {
  font-family: var(--font-header) !important;
  padding: 0.75rem 1rem !important;
}

.site-nav-brand {
  font-size: 1.1rem !important;
  font-weight: 700 !important;
  text-transform: none !important;
  display: flex !important;
  align-items: center !important;
  gap: 0.6rem !important;
}

.site-nav-avatar {
  width: 2rem !important;
  height: 2rem !important;
  border-radius: 999px !important;
  border: 2px solid var(--color-accent) !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
}

.site-nav-links a {
  font-family: var(--font-header) !important;
  font-weight: 600 !important;
  font-size: 0.9rem !important;
  text-transform: lowercase;
  letter-spacing: 0.02em;
  padding: 0.35rem 0.6rem !important;
}

.site-nav-links a.is-active {
  background: var(--surface-2) !important;
  border: 1px solid var(--color-accent) !important;
}

/* Micro-Interactions: The "Thick" Link */
a:not(.video-button):not(.home-resume-link):not(.site-nav-links a):not(.home-quicknav a) {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-color: rgba(37, 99, 235, 0.2);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
  transition: all 0.2s ease;
}

a:not(.video-button):not(.home-resume-link):not(.site-nav-links a):not(.home-quicknav a):hover {
  color: #1D4ED8;
  text-decoration-color: var(--color-accent);
}

/* Code Blocks: Contrast & Focus */
pre, code {
  font-family: var(--font-mono) !important;
}

pre {
  background: var(--color-code-bg) !important;
  color: #E2E8F0 !important;
  padding: 1.25rem !important;
  border-radius: 8px !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
}

p code, li code {
  background: #F1F5F9 !important;
  color: var(--color-accent) !important;
  border: 1px solid var(--border) !important;
}

/* Density control for Resume */
.resume-header {
  padding-bottom: 1.5rem !important;
  margin-bottom: 1.5rem !important;
}

section {
  margin-bottom: 1.5rem !important;
}

/* Refined Metadata */
time, .post-meta, .video-meta, .position-meta, .conference-dates, .linkedin-dates {
  font-family: var(--font-header);
  font-size: 0.75rem !important;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  color: var(--color-ink-secondary) !important;
}

/* Home Hero Layout Refinement */
.home-hero {
  display: flex !important;
  flex-direction: column !important;
  gap: 1.25rem !important;
  background: linear-gradient(145deg, rgba(241, 245, 249, 0.9), rgba(226, 232, 240, 0.9)) !important;
}

.home-hero-header {
  width: 100%;
}

.home-hero-header h2 {
  margin-top: 0 !important;
  border-bottom: none !important;
  padding-bottom: 0 !important;
  font-size: clamp(1.25rem, 3vw, 1.75rem) !important;
}

.home-kicker {
  margin: 0 0 0.25rem 0 !important;
  color: var(--color-ink-secondary);
  font-family: var(--font-header);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.home-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 1.5rem;
  align-items: start;
}

@media (max-width: 720px) {
  .home-hero-grid {
    grid-template-columns: 1fr;
  }
}

.home-hero-media img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid var(--color-glass-border);
}

.home-hero-summary {
  display: flex !important;
  flex-direction: column !important;
  height: 100%;
}

.home-hero-summary p {
  margin-bottom: 1.25rem !important;
  font-size: 0.95rem !important;
  flex-grow: 1; /* Pushes the footer down */
}

.home-hero-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-glass-border);
}

.home-hero-cta {
  font-family: var(--font-header) !important;
  font-weight: 700 !important;
  font-size: 0.85rem !important;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-accent) !important;
  text-decoration: none !important;
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 2px;
  transition: all 0.2s ease;
}

.home-hero-cta:hover {
  color: #1D4ED8 !important;
  border-color: #1D4ED8;
}

.home-carousel-controls {
  display: flex;
  gap: 0.5rem;
}

.home-carousel-button {
  font-family: var(--font-header) !important;
  font-size: 0.75rem !important;
  font-weight: 600 !important;
  padding: 0.35rem 0.75rem !important;
  border: 1px solid var(--border) !important;
  background: white !important;
  border-radius: 999px !important;
  color: var(--color-ink-secondary) !important;
  cursor: pointer;
  transition: all 0.2s ease;
}

.home-carousel-button:hover {
  border-color: var(--color-accent) !important;
  color: var(--color-accent) !important;
}

/* Export Actions & Tooling Bars (Meta-Nav Style) */
.resume-actions {
  display: flex !important;
  align-items: center !important;
  gap: 1.25rem !important;
  padding: 0 0.25rem !important;
  background: none !important;
  border: none !important;
  margin-top: -0.75rem !important;
  margin-bottom: 2.5rem !important;
  width: 100% !important;
}

.linkedin-card-actions {
  display: flex !important;
  align-items: center !important;
  gap: 0.75rem !important;
  padding: 0.5rem 0.75rem !important;
  background: var(--surface-2) !important;
  border: 1px solid var(--border) !important;
  border-radius: 8px !important;
  margin-bottom: 1.5rem !important;
  width: fit-content !important;
}

.resume-actions-label {
  font-family: var(--font-header);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--meta);
  letter-spacing: 0.08em;
  margin-right: 0.25rem;
}

.resume-actions button, .resume-actions .resume-format-control, .resume-actions .resume-format-control select {
  font-family: var(--font-header) !important;
  font-size: 0.725rem !important;
  font-weight: 600 !important;
  padding: 0 !important;
  border: none !important;
  background: none !important;
  color: var(--color-ink-secondary) !important;
  cursor: pointer;
  text-decoration: underline !important;
  text-decoration-color: rgba(37, 99, 235, 0.3) !important;
  text-underline-offset: 4px;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.linkedin-copy-btn {
  font-family: var(--font-header) !important;
  font-size: 0.75rem !important;
  font-weight: 600 !important;
  padding: 0.25rem 0.6rem !important;
  border: 1px solid var(--border) !important;
  background: white !important;
  color: var(--color-ink-primary) !important;
  border-radius: 4px !important;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.resume-actions button:hover, .resume-actions select:hover, .linkedin-copy-btn:hover {
  color: var(--color-accent) !important;
  text-decoration-color: var(--color-accent) !important;
}

.linkedin-copy-btn.copied {
  background: #DCFCE7 !important;
  border-color: #22C55E !important;
  color: #166534 !important;
}

/* Specific density fix for History page where actions are inside header */
.home-header .resume-actions {
  margin-top: 1rem !important;
  margin-bottom: 0 !important;
}

/* Writing Archive Grid */
.post-list {
  list-style: none !important;
  padding: 0 !important;
}

.post-row {
  display: grid !important;
  grid-template-columns: 1fr 100px 200px;
  gap: 1rem;
  align-items: baseline;
  padding: 0.75rem 0 !important;
  border-bottom: 1px solid var(--surface-2) !important;
}

@media (max-width: 800px) {
  .post-row {
    grid-template-columns: 1fr 100px;
  }
  .post-tags {
    display: none;
  }
}

@media (max-width: 500px) {
  .post-row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
  .post-date {
    font-size: 0.7rem !important;
  }
}

.post-link {
  font-weight: 600 !important;
  font-family: var(--font-header);
  font-size: 1rem;
  color: var(--color-ink-primary) !important;
  text-decoration: none !important;
}

.post-date {
  font-family: var(--font-header);
  font-size: 0.8rem;
  color: var(--color-ink-secondary);
  text-align: right;
  white-space: nowrap;
}

.post-tags {
  font-family: var(--font-header);
  font-size: 0.75rem;
  color: var(--meta);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media print {
  body {
    background: #fff !important;
    font-size: 11pt;
  }
  
  .site-header, 
  .index-summary, 
  .home-purpose, 
  .home-hero, 
  .home-link-card, 
  .conference-card, 
  .linkedin-card,
  .video,
  .post.post-linkedin,
  .home-phalanx-callout,
  .resume-actions,
  .linkedin-card-actions {
    background: none !important;
    backdrop-filter: none !important;
    border: 1px solid #ccc !important;
    box-shadow: none !important;
    padding: 1rem !important;
  }

  .no-print, .resume-actions, .linkedin-card-actions {
    display: none !important;
  }
    text-decoration: underline !important;
    color: #000 !important;
  }

  pre {
    background: #f5f5f5 !important;
    color: #000 !important;
    border: 1px solid #ccc !important;
  }
}