:root {
  --bg: #0b0f13;
  --surface: rgba(15, 22, 34, 0.72);
  --surface-strong: rgba(15, 22, 34, 0.9);
  --outline: rgba(39, 64, 95, 0.6);
  --accent: #8cc8ff;
  --accent-2: #b2e0ff;
  --tech-font: "SF Mono", "Roboto Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --link: #ffc68c;          /* warm complementary to cool body text */
  --link-hover: #ffd8ae;    /* lighter on hover */
  --header-h: 56px;
}
body {
  font-family: system-ui, sans-serif;
  background: var(--bg);
  color: #d9e7ff;
  padding: 2rem;
  line-height: 1.7;
}

/* Hide scrollbars but allow vertical scroll */
html, body { overflow-x: hidden; }
html, body { scrollbar-width: none; -ms-overflow-style: none; }
html::-webkit-scrollbar, body::-webkit-scrollbar { width: 0; height: 0; }
h1 {
  margin: 0 0 8px;
  color: var(--accent);
  font-family: var(--tech-font);
  font-size: clamp(24px, 3.2vw, 36px);
  line-height: 1.2;
  text-wrap: balance;
}
.section-title,
h2,
h3 {
  font-family: var(--tech-font);
  letter-spacing: 0.2px;
  text-transform: uppercase;
}
.subheader {
  margin: 4px 0 10px;
  font-size: 14px;
  color: var(--accent-2);
  opacity: 0.9;
}
.section-title {
  margin-top: 16px;
}
h2 {
  margin: 0 0 12px;
  font-weight: 600;
  color: var(--accent-2);
  font-size: 18px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.intro {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: 16px;
  padding: 18px;
  margin-bottom: 18px;
  backdrop-filter: blur(8px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}
.intro p {
  margin: 8px 0;
}
.intro a {
  color: var(--accent-2);
  font-weight: 700;
}
.carousel {
  position: relative;
  margin-top: 10px;
}
#projectCarousel .item {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
  align-items: start;
  justify-items: stretch;
  padding: 10px 6px;
}
/* Ensure cards align to the left margin and consume available width */
#projectCarousel .item .card {
  min-width: 0;
  width: 100%;
}
.card {
  background: var(--surface-strong);
  border: 1px solid var(--outline);
  border-radius: 14px;
  padding: 14px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  transition: box-shadow 160ms ease;
  backdrop-filter: blur(6px);
  min-width: 320px;
  flex: 0 0 320px;
  scroll-snap-align: center;
  will-change: transform;
}
.card:hover {
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.45);
}
.thumb {
  display: block;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--outline);
  background: #0f1622;
  aspect-ratio: 16/9;
  margin-bottom: 10px;
}
.thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
/* removed old custom .nav styles to avoid conflict with Bootstrap */
.card a {
  color: #9fd6ff;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.2px;
}
.desc {
  margin-top: 6px;
  font-size: 13px;
  opacity: 0.88;
}
.desc a {
  color: var(--link);
  font-weight: 600;
}
.note {
  margin-top: 18px;
  font-size: 12px;
  opacity: 0.8;
}

/* Blog styles */
.blog-post {
  margin-top: 16px;
}
.post-title {
  margin: 0 0 6px;
  color: var(--accent);
}
.post-meta {
  font-size: 12px;
  opacity: 0.8;
  margin-bottom: 10px;
}
.post-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}
.post-tag {
  font-size: 11px;
  border: 1px solid var(--outline);
  border-radius: 999px;
  padding: 2px 8px;
  background: rgba(15, 22, 34, 0.5);
}
.post-cover {
  display: block;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--outline);
  background: #0f1622;
  aspect-ratio: 16/9;
  margin: 10px 0 12px;
}
.post-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
#bgWrap {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
#bgCanvas {
  width: 100%;
  height: 100%;
  display: block;
}
#bgScrim {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at center,
    rgba(0, 0, 0, 0.18),
    rgba(0, 0, 0, 0.6)
  );
}
.content {
  position: relative;
  z-index: 1;
  width: min(50vw, 980px);
  margin: calc(2rem + var(--header-h)) auto 2rem;
  padding-bottom: 64px; /* keep content clear of fixed footer */
}
@media (max-width: 1000px) {
  .content {
    width: 92vw;
  }
}

/* Slide transitions for SPA navigation */
#bgWrap,
.content {
  transition: transform 480ms ease;
  will-change: transform;
}
.slide-out { transform: translateX(-100vw); }
.slide-out-right { transform: translateX(100vw); }
.pre-enter-from-right { transform: translateX(100vw); }
.pre-enter-from-left { transform: translateX(-100vw); }
/* Hybrid navbar styling */
.navbar {
  position: sticky;
  top: 12px;
  z-index: 3;
  background: rgba(15, 22, 34, 0.75) !important;
  border: 1px solid var(--outline);
  border-radius: 12px;
  backdrop-filter: blur(8px);
}
.navbar .navbar-brand,
.navbar-nav > li > a {
  color: #cfe8ff !important;
}
.navbar .navbar-brand {
  font-weight: 800;
  letter-spacing: 0.4px;
}
.navbar .navbar-toggle {
  border-color: var(--outline);
}
.navbar .icon-bar {
  background: #cfe8ff;
}

/* Fixed Site Header */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  z-index: 4;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  background: rgba(15, 22, 34, 0.72);
  border-bottom: 1px solid var(--outline);
  backdrop-filter: blur(8px);
  padding: 0 12px;
}
.site-header .brand {
  justify-self: start;
  font-family: var(--tech-font);
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--accent-2);
  text-transform: uppercase;
  font-size: 14px;
}
.site-header .site-nav {
  justify-self: center;
  display: flex;
  gap: 16px;
}
.site-header .site-nav a {
  color: #cfe8ff;
  text-decoration: none;
  font-weight: 600;
  font-size: 13px;
  padding: 6px 8px;
  border-radius: 8px;
  transition: background-color 160ms ease, color 160ms ease;
}
.site-header .site-nav a:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--accent-2);
}
.site-header .spacer { justify-self: end; }

/* Eye toggle button */
.nav-eye {
  display: inline-grid;
  place-items: center;
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid var(--outline);
  background: rgba(15, 22, 34, 0.72);
  color: #cfe8ff;
  cursor: pointer;
}
.nav-eye:active { transform: scale(0.98); }

/* Hide all main content when toggled */
body.content-hidden .content,
body.content-hidden #slideArrow,
body.content-hidden #slideArrowLeft,
body.content-hidden .site-footer { display: none !important; }

/* Panels */
.panel {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
}

/* Slide arrows (used across pages) */
#slideArrow,
#slideArrowLeft {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  z-index: 4;
  width: 66px;
  height: 66px;
  border-radius: 50%;
  border: 1px solid var(--outline);
  background: rgba(15, 22, 34, 0.75);
  color: #cfe8ff;
  display: grid;
  place-items: center;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
#slideArrow { right: 12px; }
#slideArrowLeft { left: 12px; }
#slideArrow:active { transform: translateY(-50%) scale(0.98); }
#slideArrowLeft:active { transform: translateY(-50%) scale(0.98); }
#slideArrow svg,
#slideArrowLeft svg {
  width: 28px;
  height: 28px;
  fill: #cfe8ff;
}

/* Fixed footer */
.site-footer {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 40px;
  z-index: 4;
  display: grid;
  place-items: center;
  background: rgba(15, 22, 34, 0.72);
  border-top: 1px solid var(--outline);
  backdrop-filter: blur(8px);
  font-size: 12px;
  color: #cfe8ff;
}

/* Global link styling for body content */
.content a,
.panel a,
.intro a,
.desc a {
  color: var(--link);
  text-decoration: none;
}
.content a:hover,
.panel a:hover,
.intro a:hover,
.desc a:hover {
  color: var(--link-hover);
}

/* Photography grid */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.photo-item {
  position: relative;
  border: 1px solid var(--outline);
  border-radius: 12px;
  overflow: hidden;
  background: #0f1622;
  aspect-ratio: 4 / 3;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
.photo-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
@media (max-width: 1000px) {
  .photo-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px) {
  .photo-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .photo-grid { grid-template-columns: 1fr; }
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 10;
  background: rgba(6, 10, 16, 0.72);
  backdrop-filter: blur(8px);
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 1fr;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease;
}
.lightbox.show {
  opacity: 1;
  pointer-events: auto;
}
.lightbox-inner {
  position: relative;
  max-width: 92vw;
  max-height: 86vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 8px;
}
.lightbox-img {
  max-width: 92vw;
  max-height: 80vh;
  border-radius: 12px;
  border: 1px solid var(--outline);
  box-shadow: 0 18px 50px rgba(0,0,0,0.6);
  background: #0f1622;
  transition: opacity 200ms ease, transform 240ms ease;
}
.lightbox-img.enter {
  opacity: 0;
  transform: scale(0.985);
}
.lightbox-img.enter.showing {
  opacity: 1;
  transform: scale(1);
}
.lightbox-caption {
  text-align: center;
  font-size: 12px;
  opacity: 0.85;
}
.lb-btn {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--outline);
  background: rgba(15, 22, 34, 0.82);
  color: #cfe8ff;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(0,0,0,0.45);
  user-select: none;
}
.lb-btn:active { transform: translateY(-50%) scale(0.98); }
.lb-prev { left: 14px; }
.lb-next { right: 14px; }
.lb-close {
  position: fixed;
  top: 16px;
  right: 16px;
  width: 44px;
  height: 44px;
}