/* ═══════════════════════════════════════════════════════════════
   2026 PORTFOLIO BRANDED CASE STUDY DESIGN SYSTEM
   Clean, Editorial Off-White Layout for High Comprehension & Legibility
   ═══════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --amber: #d97706;
  /* Rich Amber Accent */
  --amber-dark: #b45309;
  --amber-light: #fef3c7;
  --amber-border: #fde68a;

  --bg-header: #000000;
  /* Solid Black Header */
  --bg-page: #f7f6f2;
  /* Soft, Non-Glare Warm Off-White Page */
  --bg-card: #ffffff;
  /* Crisp Clean Cards */

  --text-header: #ffffff;
  /* White Header Text */
  --text-heading: #09090b;
  /* Deep Charcoal Headings */
  --text-body: #27272a;
  /* High-Contrast Readable Body Text */
  --text-muted: #64748b;
  /* Slate Muted Text */
  --text-dim: #94a3b8;

  --border-subtle: #e2e8f0;
  /* Clean Subtle Border */
  --border-card: #e2e8f0;
  --border-accent: #d97706;

  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

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

html {
  scroll-behavior: smooth;
  background: var(--bg-page);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text-body);
  background: var(--bg-page);
  line-height: 1.85;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── FIXED TOP NAVBAR (SOLID BLACK HEADER WITH BRANDED LOGO & BUTTONS) ─── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  background: #08080a;
  border-bottom: 1px solid rgba(245, 166, 35, 0.25);
  padding: 16px 0;
  box-shadow: 0 2px 14px rgba(0, 0, 0, 0.6);
}

/* Shared Aligned Layout Container (Exact Width & Left/Right Alignment) */
.nav-container,
.container,
.blog-container {
  width: 100%;
  max-width: 1240px;
  /* Wider layout for optimal reading */
  margin: 0 auto;
  padding-left: 32px;
  padding-right: 32px;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* Brand logo ZQH.WEBPRO matching /new_projects/index */
.nav-brand {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: #9ca3af;
  text-decoration: none;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0;
  transition: color 0.2s ease;
}

.nav-brand span {
  color: #f5a623;
}

.nav-brand:hover {
  color: #ffffff;
}

.nav-links {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

/* Header Buttons matching /new_projects/index .back-btn */
.nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #f5a623;
  text-decoration: none;
  border: 1px solid rgba(245, 166, 35, 0.35);
  padding: 8px 16px;
  background: rgba(245, 166, 35, 0.08);
  border-radius: 6px;
  transition: all 0.2s ease;
  white-space: nowrap;
  cursor: pointer;
}

.nav-btn:hover {
  color: #ffffff;
  border-color: #f5a623;
  background: rgba(245, 166, 35, 0.2);
  box-shadow: 0 0 18px rgba(245, 166, 35, 0.3);
  transform: translateY(-1px);
}

/* Launch Button: Highlighted Action matching brand aesthetic */
.nav-btn.nav-btn-launch,
.nav-btn.nav-btn-project,
.nav-btn.primary {
  background: #f5a623;
  color: #08080a;
  border: 1px solid #f5a623;
  font-weight: 800;
  box-shadow: 0 2px 10px rgba(245, 166, 35, 0.25);
}

.nav-btn.nav-btn-launch:hover,
.nav-btn.nav-btn-project:hover,
.nav-btn.primary:hover {
  background: #ffb84d;
  border-color: #ffb84d;
  color: #000000;
  box-shadow: 0 0 20px rgba(245, 166, 35, 0.45);
  transform: translateY(-1px);
}

.btn-projects {
  display: none !important;
}

/* Hide Unnecessary Decorative Icons for Clean, Comprehensible Layout (preserve button icons) */
.navbar i:not(.nav-btn i),
.hero-title i,
.section-title i,
.card-title i,
.tag i,
.metric-card i,
.metric-value i,
.takeaway-icon i,
.learning-icon i {
  display: none !important;
}

.nav-btn i,
.btn-launch-project i,
.summary-project-btn i,
.dock-card i {
  display: inline-block !important;
}

/* ─── MAIN PSEUDO BLOG POST CONTAINER (OFF-WHITE READABLE CANVAS) ─── */
.container,
.blog-container {
  padding-top: 48px;
  padding-bottom: 100px;
}

/* ─── HERO HEADER SECTION ─── */
.case-hero,
.post-header {
  margin-bottom: 36px;
  padding-bottom: 28px;
  border-bottom: 2px solid var(--border-subtle);
  text-align: left;
}

.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber-dark);
  font-weight: 800;
  display: inline-block;
}

.accent-line,
.summary-label-row {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.accent-line::before,
.accent-line::after {
  display: none !important;
}

.hero-title,
.post-title {
  font-size: clamp(2.2rem, 4.2vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text-heading);
  margin-top: 12px;
  margin-bottom: 16px;
}

.hero-title em,
.post-title em,
.highlight {
  color: var(--amber-dark);
  font-style: normal;
}

.hero-subtitle,
.post-lead {
  font-size: clamp(1.08rem, 1.3vw, 1.22rem);
  color: #475569;
  line-height: 1.8;
  margin-bottom: 24px;
  font-weight: 400;
}

/* Post Metadata Row */
.post-meta-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.post-meta-row span.author,
.post-meta-row strong {
  color: var(--text-heading);
  font-weight: 700;
}

.post-meta-row span.bullet,
.post-meta-row span.meta-sep {
  color: var(--amber-dark);
  user-select: none;
}

/* Badges & Tags */
.badge-row,
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
  margin-bottom: 24px;
}

.tag,
.tag.amber,
.tag.featured,
.tag.red,
.badge-row span,
.tag-row span {
  padding: 5px 12px !important;
  background: var(--amber-light) !important;
  border: 1px solid var(--amber-border) !important;
  font-size: 0.75rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.06em !important;
  text-transform: uppercase !important;
  color: var(--amber-dark) !important;
  border-radius: var(--radius-sm) !important;
  display: inline-flex !important;
  align-items: center !important;
}

/* ─── METRICS GRID (FLAT, NO NESTED CONTAINERS) ─── */
.metrics-grid,
.stat-banner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 28px 0 40px;
}

.metric-card,
.stat-box {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-top: 3px solid var(--amber-dark);
  padding: 18px 20px;
  border-radius: var(--radius-md);
  text-align: left;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.metric-value,
.stat-number {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--amber-dark);
  line-height: 1.1;
  margin-bottom: 4px;
}

.metric-label,
.stat-title {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-heading);
  font-weight: 700;
}

.metric-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 4px;
  line-height: 1.45;
}

/* ─── PARAGRAPHS & HEADINGS (EASY TO READ & COMPREHEND) ─── */
.post-content,
.case-body {
  font-size: 1.08rem;
  line-height: 1.85;
  color: var(--text-body);
}

p {
  color: var(--text-body);
  font-size: 1.08rem;
  line-height: 1.85;
  margin-bottom: 24px;
  font-weight: 400;
}

h2,
.section-title {
  font-size: clamp(1.45rem, 2.5vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-heading);
  margin-top: 48px;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border-subtle);
  display: block;
}

h3,
.card-title {
  font-size: 1.22rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-top: 32px;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

strong {
  color: var(--text-heading);
  font-weight: 700;
}

em {
  color: #0f172a;
  font-style: italic;
}

/* Editorial Blockquote */
blockquote {
  margin: 28px 0;
  padding: 20px 24px;
  background: #f1f0ea;
  border-left: 4px solid var(--amber-dark);
  border-radius: var(--radius-sm);
  color: #1e293b;
  font-size: 1.05rem;
  line-height: 1.8;
}

blockquote p:last-child {
  margin-bottom: 0;
}

/* ─── FLAT SECTION BLOCKS (NO CONTAINER-WITHIN-CONTAINER CLUTTER) ─── */
.section-block,
.cap-block,
.card,
.diagram-card {
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 0;
  margin-bottom: 36px;
  box-shadow: none;
}

.diagram-title {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber-dark);
  font-weight: 800;
  margin-bottom: 12px;
}

/* ─── HIGH-CONTRAST CODE SNIPPETS ─── */
.code-container,
pre {
  background: #0f172a;
  /* Dark Slate container for high-contrast syntax */
  border: 1px solid #1e293b;
  border-left: 4px solid var(--amber-dark);
  border-radius: var(--radius-md);
  margin: 24px 0;
  overflow: hidden;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
}

.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 18px;
  background: #1e293b;
  border-bottom: 1px solid #334155;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #94a3b8;
}

.code-header span.file-badge {
  color: #fbbf24;
  font-weight: 600;
}

pre {
  padding: 18px 22px;
  overflow-x: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.88rem;
  line-height: 1.7;
  color: #f8fafc;
  margin: 0;
  border: none;
}

code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.88em;
  color: #b45309;
  background: #fef3c7;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid #fde68a;
}

pre code {
  color: inherit;
  background: transparent;
  padding: 0;
  border: none;
}

.token-keyword {
  color: #fbbf24;
  font-weight: 600;
}

.token-fn {
  color: #38bdf8;
  font-weight: 500;
}

.token-comment {
  color: #94a3b8;
  font-style: italic;
}

.token-number {
  color: #f472b6;
}

.token-string {
  color: #4ade80;
}

/* ─── TECH STACK GRID ─── */
.tech-stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 20px;
  margin-bottom: 28px;
}

.tech-item {
  padding: 18px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-left: 3px solid var(--amber-dark);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

.tech-label {
  font-size: 0.65rem;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-dark);
  margin-bottom: 4px;
  font-weight: 700;
}

.tech-value {
  font-weight: 700;
  color: var(--text-heading);
  font-size: 0.98rem;
  margin-bottom: 4px;
}

.tech-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ─── TAKEAWAYS & LISTS ─── */
.takeaway-list,
ul.bullet-list,
.learnings-list,
.feature-list {
  list-style: none;
  margin: 20px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.takeaway-item,
.learning-item {
  display: flex;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-left: 3px solid var(--amber-dark);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

.takeaway-content h4,
.learning-content h4 {
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-heading);
  margin-bottom: 4px;
}

.takeaway-content p,
.learning-content p {
  font-size: 0.92rem;
  color: var(--text-body);
  margin: 0;
  line-height: 1.65;
}

ul.bullet-list li,
.learnings-list li,
.feature-list li {
  font-size: 0.98rem;
  color: var(--text-body);
  line-height: 1.75;
  padding-left: 20px;
  position: relative;
}

ul.bullet-list li::before,
.learnings-list li::before,
.feature-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--amber-dark);
  font-weight: 700;
}

/* Status Dot */
.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  margin-right: 6px;
}

.post-footer,
.footer-nav {
  display: none !important;
}

@media (max-width: 768px) {

  .nav-container,
  .container,
  .blog-container {
    padding-left: 18px;
    padding-right: 18px;
  }

  .navbar {
    padding: 14px 0;
  }

  .hero-title,
  .post-title {
    font-size: 2.1rem;
  }

  .metrics-grid,
  .stat-banner {
    grid-template-columns: 1fr;
  }

  .tech-stack-grid {
    grid-template-columns: 1fr;
  }
}

/* ─── SUMMARY OF WHAT WAS LEARNED (EDITORIAL CALLOUT BOX) ─── */
.learnings-summary-box {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  margin-top: 14px;
}

.learnings-summary-box p {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-body);
  margin: 0;
}

.summary-action-area {
  margin-top: 20px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}

/* Branded Case Study Launch Button - Orange matching header button */
.btn-launch-project {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: #f5a623;
  color: #08080a;
  border: 1px solid #f5a623;
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.22s cubic-bezier(0.2, 0.8, 0.2, 1);
  box-shadow: 0 4px 14px rgba(245, 166, 35, 0.3);
  cursor: pointer;
}

.btn-launch-project i.fa-play,
.btn-launch-project i.fa-arrow-right {
  color: #08080a;
  font-size: 0.75rem;
  transition: transform 0.2s ease;
}

.btn-launch-project:hover {
  background: #ffb84d;
  border-color: #ffb84d;
  color: #000000;
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(245, 166, 35, 0.5);
}

.btn-launch-project:hover i.fa-arrow-right {
  transform: translateX(3px);
}

/* ─── FIXED BOTTOM INTERACTIVE PROJECTS BAR (DOCK) ─── */
body {
  padding-bottom: 96px !important;
}

.fixed-bottom-dock {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 9999;
  background: #08080a;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(245, 166, 35, 0.25);
  box-shadow: 0 -8px 28px rgba(0, 0, 0, 0.65);
  padding: 8px 16px;
}

.dock-inner {
  max-width: 1360px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.dock-header-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #f5a623;
  white-space: nowrap;
  padding-right: 12px;
  border-right: 1px solid rgba(255, 255, 255, 0.14);
}

.dock-cards-scroll {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-x;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
  scrollbar-color: rgba(245, 166, 35, 0.4) transparent;
  padding-bottom: 2px;
  flex: 1;
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
}

.dock-cards-scroll.is-dragging {
  cursor: grabbing;
  user-select: none;
  -webkit-user-select: none;
}

.dock-cards-scroll::-webkit-scrollbar {
  height: 4px;
}

.dock-cards-scroll::-webkit-scrollbar-thumb {
  background: rgba(245, 166, 35, 0.4);
  border-radius: 4px;
}

.dock-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 136px;
  padding: 7px 13px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
  flex-shrink: 0;
  user-select: none;
  -webkit-user-drag: none;
}

.dock-card:hover {
  background: rgba(245, 166, 35, 0.16);
  border-color: rgba(245, 166, 35, 0.5);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(245, 166, 35, 0.25);
}

.dock-card.active-dock-card {
  border-color: rgba(245, 166, 35, 0.75);
  background: rgba(245, 166, 35, 0.14);
}

.dock-card-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  font-weight: 700;
  color: #ffffff;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 6px;
}

.dock-card:hover .dock-card-title {
  color: #fbbf24;
}

.dock-card-summary {
  font-size: 0.60rem;
  color: #94a3b8;
  white-space: nowrap;
  margin-top: 2px;
}

.dock-card:hover .dock-card-summary {
  color: #cbd5e1;
}

@media (max-width: 768px) {
  .dock-header-label span {
    display: none;
  }

  .dock-card {
    min-width: 120px;
    padding: 6px 10px;
  }
}