/* ==========================================================================
   CSS Variables - Dark Tech Theme
   ========================================================================== */
:root {
  --bg-color: #0b0f19;         /* Very dark blue/black */
  --bg-surface: #151b2b;       /* Slightly lighter for cards/surfaces */
  --bg-surface-lighter: #1e263c; /* Hover states */
  --text-main: #e2e8f0;        /* Off-white text */
  --text-muted: #94a3b8;       /* Gray text for descriptions */
  --primary-color: #3b82f6;    /* Vibrant Blue */
  --accent-color: #06b6d4;     /* Cyan accent */
  --accent-glow: rgba(6, 182, 212, 0.4);
  
  --font-sans: 'Inter', sans-serif;
  --font-mono: 'Fira Code', monospace;
  
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* ==========================================================================
   Base Styles / Reset
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* Offset for sticky navbar */
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  /* Add minimum height to allow for scroll animation without moving the page too much */
  min-height: 120vh;
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.section-padding {
  padding: 100px 0;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 3rem;
  text-align: center;
  font-weight: 800;
}

.highlight {
  color: var(--accent-color);
  text-shadow: 0 0 10px rgba(6, 182, 212, 0.2);
}

.align-center {
  text-align: center;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn-primary, .btn-outline {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-family: var(--font-sans);
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-size: 1rem;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.9rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: #fff;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.5);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--accent-color);
  color: var(--accent-color);
}

.btn-outline:hover {
  background: rgba(6, 182, 212, 0.1);
  transform: translateY(-3px);
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(11, 15, 25, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  z-index: 1000;
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  padding: 5px 0;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--text-main);
}

.logo span {
  color: var(--accent-color);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-item {
  position: relative;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
}

.nav-item:hover, .nav-item.active {
  color: var(--accent-color);
}

.nav-item::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--accent-color);
  transition: var(--transition);
}

.nav-item:hover::after, .nav-item.active::after {
  width: 100%;
}

.hamburger {
  display: none;
  cursor: pointer;
}

.bar {
  display: block;
  width: 25px;
  height: 3px;
  margin: 5px auto;
  transition: all 0.3s ease-in-out;
  background-color: var(--text-main);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  overflow: hidden;
  position: sticky;
  top: 0;
  z-index: 10;
}

.hero .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.greeting {
  font-family: var(--font-mono);
  color: var(--accent-color);
  font-size: 1.1rem;
  margin-bottom: 1rem;
  display: block;
}

.name {
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.title {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.title span {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.description {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 500px;
  margin-bottom: 2.5rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  position: relative;
  min-height: 400px; /* Ensure enough height for the switch */
}

.hero-right-wrapper {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.avatar-placeholder {
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 2px solid rgba(6, 182, 212, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8rem;
  color: var(--primary-color);
  box-shadow: 0 0 50px rgba(59, 130, 246, 0.1);
  position: relative;
  z-index: 1;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.about-card {
  position: absolute;
  right: 0;
  max-width: 500px;
  background: var(--bg-surface);
  padding: 2.5rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateX(50px) scale(0.9);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 2;
}

.section-title-sm {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.about-content-inner {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.about-content-inner p {
  margin-bottom: 1rem;
}

/* Scrolled state for hero animation */
.hero.show-about .avatar-placeholder {
  opacity: 0;
  transform: scale(0.8) rotate(-10deg);
  visibility: hidden;
}

.hero.show-about .about-card {
  opacity: 1;
  visibility: visible;
  transform: translateX(0) scale(1);
}

.hero.show-about .hero-image::before {
  opacity: 0.1; /* Dim the glow a bit */
}

/* Glow effect behind avatar */
.hero-image::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 350px;
  height: 350px;
  background: var(--primary-color);
  filter: blur(100px);
  border-radius: 50%;
  opacity: 0.15;
  z-index: 0;
  animation: pulseGlow 4s infinite alternate;
}

@keyframes pulseGlow {
  0% { transform: translate(-50%, -50%) scale(1); opacity: 0.15; }
  100% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.25; }
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-content {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.1rem;
  color: var(--text-muted);
  background: var(--bg-surface);
  padding: 3rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 10px 30px -15px rgba(0, 0, 0, 0.5);
}

.about-content p {
  margin-bottom: 1.5rem;
}

.about-content p:last-child {
  margin-bottom: 0;
}

.about-content strong {
  color: var(--text-main);
}

/* ==========================================================================
   Skills Section
   ========================================================================== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.skill-card {
  background: var(--bg-surface);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

/* Subtle gradient top border for cards */
.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  opacity: 0;
  transition: var(--transition);
}

.skill-card:hover {
  transform: translateY(-10px);
  background: var(--bg-surface-lighter);
}

.skill-card:hover::before {
  opacity: 1;
}

.skill-icon {
  font-size: 3rem;
  color: var(--accent-color);
  margin-bottom: 1.5rem;
}

.skill-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.skill-card ul {
  text-align: left;
  color: var(--text-muted);
}

.skill-card li {
  margin-bottom: 0.8rem;
  position: relative;
  padding-left: 1.5rem;
}

.skill-card li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-family: var(--font-mono);
}

/* ==========================================================================
   Experience (Timeline) Section
   ========================================================================== */
.timeline {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 2px;
  background: rgba(255, 255, 255, 0.1);
}

.timeline-item {
  position: relative;
  margin-bottom: 3rem;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -2rem; /* Matches the parent padding */
  top: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent-color);
  border: 4px solid var(--bg-color);
  transform: translateX(-50%);
  z-index: 2;
  box-shadow: 0 0 10px var(--accent-glow);
}

.timeline-content {
  background: var(--bg-surface);
  border-radius: 12px;
  padding: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.timeline-content:hover {
  background: var(--bg-surface-lighter);
  transform: translateX(10px);
}

.company-logo {
  position: absolute;
  top: 1.2rem;
  right: 1.5rem;
  max-width: 110px;
  max-height: 60px;
  width: auto;
  height: auto;
  object-fit: contain;
  opacity: 0.7;
  transition: var(--transition);
  pointer-events: none;
}

/* Specific adjustment for the hospital logo */
img[src*="centrehospi"] {
  max-width: 140px;
  max-height: 75px;
}

.timeline-content:hover .company-logo {
  opacity: 1;
  transform: scale(1.1);
}

.timeline-date {
  font-family: var(--font-mono);
  color: var(--primary-color);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  display: inline-block;
}

.timeline-content h3 {
  font-size: 1.5rem;
  margin-bottom: 0.2rem;
}

.timeline-content h4 {
  font-size: 1.1rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-bottom: 1rem;
}

.timeline-content p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* Tags Style (used in multiple sections) */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tags span, .tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 4px 10px;
  background: rgba(6, 182, 212, 0.1);
  color: var(--accent-color);
  border-radius: 20px;
  border: 1px solid rgba(6, 182, 212, 0.2);
  transition: var(--transition);
}

.tags span:hover, .tag:hover {
  transform: translateY(-2px);
}

/* Competency Badge Colors */
.tag-blue { background: rgba(59, 130, 246, 0.1) !important; color: #3b82f6 !important; border-color: rgba(59, 130, 246, 0.2) !important; }
.tag-green { background: rgba(16, 185, 129, 0.1) !important; color: #10b981 !important; border-color: rgba(16, 185, 129, 0.2) !important; }
.tag-purple { background: rgba(139, 92, 246, 0.1) !important; color: #8b5cf6 !important; border-color: rgba(139, 92, 246, 0.2) !important; }
.tag-yellow { background: rgba(245, 158, 11, 0.1) !important; color: #f59e0b !important; border-color: rgba(245, 158, 11, 0.2) !important; }
.tag-red { background: rgba(239, 68, 68, 0.1) !important; color: #ef4444 !important; border-color: rgba(239, 68, 68, 0.2) !important; }
.tag-orange { background: rgba(249, 115, 22, 0.1) !important; color: #f97316 !important; border-color: rgba(249, 115, 22, 0.2) !important; }

/* ==========================================================================
   Projects Section
   ========================================================================== */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

.project-card {
  background: var(--bg-surface);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.5);
  border-color: rgba(59, 130, 246, 0.3);
}

.project-img {
  width: 100%;
  height: 200px;
  background: #0f131f; /* slightly darker than card */
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.img-placeholder {
  font-size: 4rem;
  color: rgba(255, 255, 255, 0.1);
  transition: var(--transition);
}

.project-card:hover .img-placeholder {
  color: var(--primary-color);
  transform: scale(1.1);
}

.project-info {
  padding: 2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.project-info h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.project-info p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  background: var(--bg-surface);
  border-radius: 16px;
  padding: 3rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.contact-info h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
  color: var(--text-muted);
}

.contact-item i {
  font-size: 1.2rem;
  color: var(--accent-color);
  margin-right: 1rem;
  width: 24px;
  text-align: center;
}

.contact-item a:hover {
  color: var(--accent-color);
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--primary-color);
  color: #fff;
  transform: translateY(-3px);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  background: rgba(11, 15, 25, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: var(--text-main);
  font-family: var(--font-sans);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 2px rgba(6, 182, 212, 0.2);
}

.form-group textarea {
  resize: vertical;
}

/* ==========================================================================
   Footer
   ========================================================================== */
footer {
  position: relative;
  z-index: 20;
  background: var(--bg-color);
  padding: 2rem 0;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  font-size: 0.9rem;
}

footer p {
  margin-bottom: 0.5rem;
}

/* ==========================================================================
   Animations
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Media Queries (Responsive Design)
   ========================================================================== */
@media (max-width: 968px) {
  .hero .container {
    flex-direction: column-reverse;
    text-align: center;
    gap: 3rem;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-right-wrapper {
    justify-content: center;
    min-height: 350px;
  }

  .avatar-placeholder {
    width: 250px;
    height: 250px;
    font-size: 6rem;
  }

  .about-card {
    position: relative;
    right: auto;
    max-width: 90%;
    margin: 0 auto;
    transform: translateY(30px) scale(0.95);
  }

  .hero.show-about .avatar-placeholder {
    display: none; /* Hide completely on mobile to save space */
  }

  .hero.show-about .about-card {
    transform: translateY(0) scale(1);
  }

  .hero-image::before {
    width: 250px;
    height: 250px;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: block;
  }

  .hamburger.active .bar:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .hamburger.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .nav-links {
    position: fixed;
    left: -100%;
    top: 80px;
    gap: 0;
    flex-direction: column;
    background: var(--bg-surface);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    height: calc(100vh - 80px);
    padding-top: 2rem;
  }

  .nav-links.active {
    left: 0;
  }

  .nav-links li {
    margin: 1rem 0;
  }
  
  .section-title {
    font-size: 2rem;
  }
}

/* ==========================================================================
   Modals & Lightbox
   ========================================================================== */
.project-card {
  cursor: pointer;
}

.modal {
  display: none; /* Hidden by default */
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.modal-content {
  background-color: var(--bg-surface);
  margin: 5% auto;
  padding: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  width: 90%;
  max-width: 800px;
  position: relative;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.8);
  animation: modalFadeIn 0.3s ease-out;
}

@keyframes modalFadeIn {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

.close-modal {
  position: absolute;
  top: 15px;
  right: 25px;
  color: var(--text-muted);
  font-size: 2rem;
  font-weight: bold;
  cursor: pointer;
  transition: var(--transition);
}

.close-modal:hover,
.close-modal:focus {
  color: var(--accent-color);
  text-decoration: none;
}

.modal-content h2 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  padding-right: 2rem;
}

.modal-body p {
  margin-bottom: 1rem;
  color: var(--text-main);
  line-height: 1.6;
}

.modal-body strong {
  color: var(--accent-color);
}

.modal-schemas {
  margin-top: 2rem;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
}

.modal-schemas figure {
  margin: 0;
  flex: 1 1 350px;
  max-width: 100%;
}

.modal-schemas figcaption {
  text-align: center;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 0.5rem;
}

.clickable-image {
  width: 100%;
  border-radius: 8px;
  cursor: zoom-in;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition);
}

.clickable-image:hover {
  transform: scale(1.02);
  border-color: var(--primary-color);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  z-index: 3000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.95);
  justify-content: center;
  align-items: center;
}

.lightbox.active {
  display: flex;
}

.lightbox-content {
  max-width: 90%;
  max-height: 90%;
  border-radius: 8px;
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.8);
  animation: modalFadeIn 0.3s ease-out;
}

.close-lightbox {
  position: absolute;
  top: 20px;
  right: 30px;
  color: white;
  font-size: 3rem;
  font-weight: bold;
  cursor: pointer;
  transition: var(--transition);
  z-index: 3001;
}

.close-lightbox:hover {
  color: var(--accent-color);
}

/* ==========================================================================
   Documentation Section
   ========================================================================== */
.docs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
}

.doc-card {
  background: var(--bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  transition: var(--transition);
  color: var(--text-main);
  text-decoration: none;
}

.doc-card:hover {
  background: var(--bg-surface-lighter);
  transform: translateY(-5px);
  border-color: var(--accent-color);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.doc-icon {
  font-size: 2rem;
  color: var(--primary-color);
  margin-right: 1rem;
}

.doc-info h3 {
  font-size: 1.1rem;
  margin-bottom: 0.2rem;
  word-break: break-all;
}

.doc-info p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.loading-spinner {
  text-align: center;
  color: var(--text-muted);
  font-size: 1.2rem;
  grid-column: 1 / -1;
  padding: 2rem;
}

.api-error {
  color: #ef4444;
  text-align: center;
  grid-column: 1 / -1;
  background: rgba(239, 68, 68, 0.1);
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Markdown body styles for modals */
.markdown-body {
  color: var(--text-main);
}
.markdown-body h1, .markdown-body h2, .markdown-body h3, .markdown-body h4 {
  color: var(--text-main);
  margin-top: 1.5rem;
  margin-bottom: 1rem;
}
.markdown-body h1 { font-size: 2rem; }
.markdown-body h2 { font-size: 1.5rem; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 0.3em; }
.markdown-body p {
  margin-bottom: 1rem;
  line-height: 1.6;
}
.markdown-body ul, .markdown-body ol {
  margin-bottom: 1rem;
  padding-left: 2rem;
}
.markdown-body li {
  margin-bottom: 0.5rem;
}
.markdown-body code {
  background: rgba(255, 255, 255, 0.1);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.9em;
}
.markdown-body pre {
  background: #0d1117;
  padding: 1rem;
  border-radius: 8px;
  overflow-x: auto;
  margin-bottom: 1rem;
  border: 1px solid rgba(255,255,255,0.1);
}
.markdown-body pre code {
  background: transparent;
  padding: 0;
}
.markdown-body a {
  color: var(--primary-color);
  text-decoration: underline;
}
.markdown-body blockquote {
  border-left: 4px solid var(--accent-color);
  padding-left: 1rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}