/* Modern Web Guidance: Custom Theme and Layout System */
/* Design: Midnight Cyber Dark Theme with Glassmorphism */

:root {
  --bg: #07090e;
  --bg-gradient: radial-gradient(circle at 50% 0%, #121829 0%, #07090e 80%);
  --card-bg: rgba(13, 18, 30, 0.55);
  --card-border: rgba(255, 255, 255, 0.06);
  --card-border-hover: rgba(0, 242, 254, 0.25);
  
  --text-primary: #f1f5f9;
  --text-muted: #94a3b8;
  --text-link: #00f2fe;
  
  --accent-cyan: #00f2fe;
  --accent-violet: #8b5cf6;
  --accent-gradient: linear-gradient(135deg, #00f2fe 0%, #8b5cf6 100%);
  
  --max-width: 780px;
  --header-height: 70px;
}

/* Base resets & scrollbar */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: rgba(7, 9, 14, 0.5);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}

body {
  color: var(--text-primary);
  background-color: var(--bg);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Canvas container fixed in background */
#canvas-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
}

/* Site layout container */
.site-wrap {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* Headings */
h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: #fff;
  margin-bottom: 0.75rem;
}

a {
  color: var(--text-link);
  text-decoration: none;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
a:hover {
  color: #fff;
  text-shadow: 0 0 8px rgba(0, 242, 254, 0.5);
}

/* Header & navigation (Glassmorphic) */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 9, 14, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
}

.header-inner {
  max-width: var(--max-width);
  height: var(--header-height);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.site-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.site-logo:hover {
  text-shadow: 0 0 10px rgba(0, 242, 254, 0.6);
}

.logo-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: inline-block;
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.8);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding: 0.25rem 0;
}
.nav-link:hover, .nav-link.active {
  color: #fff;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  transition: width 0.25s ease;
  border-radius: 2px;
}
.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.cv-link {
  border: 1px solid rgba(0, 242, 254, 0.3);
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  background: rgba(0, 242, 254, 0.05);
}
.cv-link:hover {
  background: var(--accent-gradient);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 0 12px rgba(139, 92, 246, 0.4);
}
.cv-link::after {
  display: none;
}

/* Main container */
main {
  flex: 1;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
}

/* Home template styling */
.home-intro {
  margin-bottom: 3.5rem;
  padding: 2.5rem;
  border-radius: 16px;
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.about-blurb {
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  font-weight: 500;
  line-height: 1.35;
  background: linear-gradient(to right, #ffffff, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0;
}

/* Latest Post Panel */
.latest-post {
  padding: 2rem;
  border-radius: 16px;
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.latest-post:hover {
  border-color: var(--card-border-hover);
  box-shadow: 0 10px 25px rgba(0, 242, 254, 0.08);
  transform: translateY(-2px);
}
.latest-post::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 4px;
  background: var(--accent-gradient);
}
.latest-post h2 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  margin-bottom: 0.75rem;
}
.latest-post h3 {
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}
.latest-post p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-top: 0.5rem;
}

/* General Page Layout */
.page-header {
  margin-bottom: 2.5rem;
}
.page-header h1 {
  font-size: clamp(2rem, 5vw, 2.8rem);
  margin-bottom: 0.5rem;
}
.page-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Blog list page */
.post-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.post-row {
  padding: 1.75rem;
  border-radius: 14px;
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--card-border);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.post-row:hover {
  border-color: var(--card-border-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(139, 92, 246, 0.06);
}
.post-row h2 {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}
.post-row p {
  color: var(--text-muted);
  font-size: 0.95rem;
}
.post-meta {
  font-size: 0.85rem;
  color: var(--accent-violet);
  font-weight: 600;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Blog Post Detail View */
.post {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 2.5rem;
}
.back {
  margin-bottom: 1.5rem;
}
.back a {
  color: var(--text-muted);
  font-size: 0.9rem;
}
.back a:hover {
  color: var(--accent-cyan);
}
.post-header {
  border-bottom: 1px solid var(--card-border);
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
}
.post-header h1 {
  font-size: clamp(1.8rem, 4.5vw, 2.5rem);
}
.prose {
  font-size: 1.05rem;
  color: #e2e8f0;
}
.prose p {
  margin-bottom: 1.5rem;
  line-height: 1.7;
}
.prose img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid var(--card-border);
  margin: 1.5rem 0;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

/* Photo Grid (Masonry look with CSS Grid) */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.photo-card {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid var(--card-border);
  aspect-ratio: 1;
  background: var(--card-bg);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
}
.photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.photo-card:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 10px 20px rgba(0, 242, 254, 0.15);
  transform: scale(1.02);
}
.photo-card:hover img {
  transform: scale(1.05);
}

.empty-note {
  padding: 2rem;
  border: 2px dashed rgba(255,255,255,0.1);
  border-radius: 14px;
  background: var(--card-bg);
  text-align: center;
  color: var(--text-muted);
}
.empty-note code {
  color: var(--accent-cyan);
  background: rgba(255,255,255,0.05);
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
}

/* Native HTML Dialog Lightbox styling */
.lightbox-dialog {
  margin: auto;
  border: none;
  background: transparent;
  max-width: 90vw;
  max-height: 90vh;
  outline: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: none; /* Controlled by open state, but using polyfill/API */
}

/* When dialog is open, let's style the wrapper */
.lightbox-dialog[open] {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.lightbox-dialog::backdrop {
  background: rgba(4, 5, 8, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  animation: backdrop-fade 0.3s ease forwards;
}

.lightbox-content-wrapper {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--card-border-hover);
  border-radius: 16px;
  padding: 0.5rem;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  max-width: 100%;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: zoom-in 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.lightbox-content-wrapper img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: 12px;
  object-fit: contain;
  display: block;
}

.lightbox-close-btn {
  position: absolute;
  top: -15px;
  right: -15px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--card-border-hover);
  background: #080b11;
  color: #fff;
  font-size: 1.1rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  transition: all 0.2s ease;
}
.lightbox-close-btn:hover {
  background: var(--accent-cyan);
  color: #000;
  transform: scale(1.1);
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.5);
}

/* Animations */
@keyframes backdrop-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes zoom-in {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Footer styling */
.site-footer {
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
  text-align: center;
  border-top: 1px solid var(--card-border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Responsive adjustments */
@media (max-width: 600px) {
  :root {
    --header-height: 80px;
  }
  .header-inner {
    flex-direction: column;
    justify-content: center;
    padding: 0.75rem 1rem;
    gap: 0.5rem;
  }
  .site-nav {
    gap: 1.25rem;
  }
  main {
    padding-top: 2rem;
  }
  .home-intro {
    padding: 1.5rem;
    margin-bottom: 2rem;
  }
  .latest-post {
    padding: 1.5rem;
  }
  .post-list {
    gap: 1rem;
  }
  .post-row {
    padding: 1.25rem;
  }
  .post {
    padding: 1.5rem;
  }
  .photo-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.75rem;
  }
  .lightbox-close-btn {
    top: 10px;
    right: 10px;
  }
}