:root {
  --bg: #2e2f34;      /* primary, subtle navy */
  --fg: #f2efee;
  --muted: #ffffff;
  --border: #2c2f35;
  --accent: #c6c2c1;  /* secondary (grayscale) */
  --page-accent: var(--accent);
  --page-accent-soft: rgba(198, 194, 193, 0.32);
  --page-accent-strong: #e0dddc;
  --accent-home: #b6d7ff;
  --accent-home-soft: rgba(182, 215, 255, 0.26);
  --accent-home-strong: #cce4ff;
  --accent-about: #9ddcc7;
  --accent-about-soft: rgba(157, 220, 199, 0.26);
  --accent-about-strong: #b7e6d6;
  --accent-resume: #f0e6b5;
  --accent-resume-soft: rgba(240, 230, 181, 0.3);
  --accent-resume-strong: #f6efc8;
  --accent-blog: #d6c6f0;
  --accent-blog-soft: rgba(214, 198, 240, 0.26);
  --accent-blog-strong: #e3d7f7;
  --hover-fill-strength: 18%;
}

/* Page themes */
body.page-home {
  --page-accent: #b6d7ff;           /* light blue */
  --page-accent-soft: rgba(182, 215, 255, 0.26);
  --page-accent-strong: #cce4ff;
}

body.page-about {
  --page-accent: #9ddcc7;           /* aquamarine green */
  --page-accent-soft: rgba(157, 220, 199, 0.26);
  --page-accent-strong: #b7e6d6;
  --hover-fill-strength: 18%;
}

body.page-resume {
  --page-accent: #fff9c4;           /* bright yellow */
  --page-accent-soft: rgba(255, 249, 196, 0.5);
  --page-accent-strong: #fffde7;
  --hover-fill-strength: 18%;
}

body.page-blog {
  --page-accent: #e4d4ff;           /* lavender */
  --page-accent-soft: rgba(214, 198, 240, 0.26);
  --page-accent-strong: #e3d7f7;
  --hover-fill-strength: 18%;
}

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

html {
  color-scheme: dark;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: "Segoe UI", "SF Pro Display", system-ui, -apple-system, sans-serif;
  line-height: 1.7;
  padding: 24px 20px 52px;
  min-height: 100vh;
  overflow-y: auto;
  -webkit-tap-highlight-color: transparent;
}

/* Hide scrollbars globally */
html,
body {
  scrollbar-width: none;
}

html::-webkit-scrollbar,
body::-webkit-scrollbar {
  width: 0;
  height: 0;
}

html.modal-open,
body.modal-open {
  overflow: hidden;
}

/* Centered column */
.page {
  max-width: 880px;
  margin: 0 auto;
}

/* Header / nav */
header {
  margin-bottom: 32px;
  border-bottom: 1px solid var(--border);
}

body.page-about header,
body.page-resume header,
body.page-blog header {
  margin-bottom: 40px;
}

.top-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 22px;
  padding: 14px 0;
}

.top-nav a {
  --nav-accent: var(--page-accent);
  --nav-accent-soft: var(--page-accent-soft);
  --nav-accent-strong: var(--page-accent-strong);
  color: var(--fg);
  text-decoration: none;
  letter-spacing: 0.01em;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: 8px;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
  border: 2px solid color-mix(in srgb, var(--nav-accent) 40%, transparent);
  background: color-mix(in srgb, var(--nav-accent) 6%, transparent);
  min-width: 100px;
  text-align: center;
}

.top-nav a:hover,
.top-nav a:focus-visible,
.top-nav a.active:hover,
.top-nav a.active:focus-visible,
.top-nav a.active {
  color: var(--fg);
  background: color-mix(in srgb, var(--nav-accent) var(--hover-fill-strength), transparent);
  border-color: color-mix(in srgb, var(--nav-accent) 60%, transparent);
}



.top-nav a.nav-home {
  --nav-accent: var(--accent-home);
  --nav-accent-soft: var(--accent-home-soft);
  --nav-accent-strong: var(--accent-home-strong);
}

.top-nav a.nav-about {
  --nav-accent: var(--accent-about);
  --nav-accent-soft: var(--accent-about-soft);
  --nav-accent-strong: var(--accent-about-strong);
}

.top-nav a.nav-resume {
  --nav-accent: var(--accent-resume);
  --nav-accent-soft: var(--accent-resume-soft);
  --nav-accent-strong: var(--accent-resume-strong);
}

.top-nav a.nav-blog {
  --nav-accent: var(--accent-blog);
  --nav-accent-soft: var(--accent-blog-soft);
  --nav-accent-strong: var(--accent-blog-strong);
}

/* Main layout */
main {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

body.page-about main {
  gap: 24px;
}
main > section:first-of-type {
  padding-top: 24px;
}

.page-title {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.lede {
  margin-top: 8px;
  color: var(--muted);
}

.page-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.lead {
  color: var(--muted);
}

/* Sections */
section {
  padding: 0;
  border-bottom: 1px solid var(--border);
}

/* Remove trailing margins so inter-section gap stays consistent */
section > *:last-child {
  margin-bottom: 0;
}

section:last-of-type {
  border-bottom: none;
}

/* Align first section spacing on About with other pages */
body.page-about main > section:first-of-type {
  padding-top: 18px;
}

.section {
  padding: 0;
}

h2 {
  font-size: 1.3rem;
  letter-spacing: -0.01em;
  color: var(--fg);
  margin-bottom: 10px;
}

p,
li {
  color: var(--fg);
}

p {
  margin-top: 0;
  margin-bottom: 10px;
}

ul {
  list-style: disc;
  padding-left: 20px;
}

/* Global links (site chrome + content) */
a {
  color: var(--page-accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover,
a:focus-visible {
  color: var(--page-accent-strong);
}

/* Utility blocks */
.note {
  display: inline-block;
  padding: 10px 12px;
  border: 2px dashed color-mix(in srgb, var(--page-accent) 40%, transparent);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  border-radius: 10px;
}

.card {
  border: 2px solid color-mix(in srgb, var(--page-accent) 40%, transparent);
  border-radius: 14px;
  padding: 16px 18px;
  background: rgba(255, 255, 255, 0.02);
}

.card-clickable {
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.card-active {
  background: color-mix(in srgb, var(--page-accent) var(--hover-fill-strength), transparent);
  border-color: color-mix(in srgb, var(--page-accent) 60%, transparent);
  color: var(--fg);
}

.card-active h3,
.card-active p,
.card-active li,
.card-active .card-meta {
  color: var(--fg);
}

@media (hover: hover) {
  .card-clickable:hover {
    background: color-mix(in srgb, var(--page-accent) var(--hover-fill-strength), transparent);
    border-color: color-mix(in srgb, var(--page-accent) 60%, transparent);
    color: var(--fg);
  }

  .card-clickable:hover h3,
  .card-clickable:hover p,
  .card-clickable:hover li,
  .card-clickable:hover .card-meta {
    color: var(--fg);
  }
}

.card-meta {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.95rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 14px;
  justify-items: stretch;
}

/* About page card truncation */
body.page-about .cards .card .card-preview {
  display: -webkit-box;
  line-clamp: 4;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

body.page-about .cards .card .card-detail {
  display: none;
}

/* Disable link clicks in grid cards; allow in modal */
body.page-about .cards .card a {
  pointer-events: none;
  cursor: default;
}

/* Ensure ellipsis inherits hover text color in grid */
body.page-about .cards .card:hover a,
body.page-about .cards .card.card-active a {
  color: var(--fg) !important;
}

body.page-about .card-modal a {
  pointer-events: auto;
  cursor: pointer;
}

@media (max-width: 600px) {
  .cards {
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
  }

  .card {
    width: 100%;
    max-width: 420px;
  }
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 12px;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
  background: rgba(255, 255, 255, 0.04);
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 12px;
}

.controls input,
.controls select {
  background: rgba(255, 255, 255, 0.03);
  border: 2px solid color-mix(in srgb, var(--page-accent) 40%, transparent);
  color: var(--fg);
  padding: 8px 10px;
  border-radius: 10px;
  min-width: 180px;
}

.grid {
  display: grid;
  gap: 14px;
}

.list {
  display: grid;
  gap: 10px;
}

.list-item {
  padding: 12px 14px;
  border: 2px solid color-mix(in srgb, var(--page-accent) 40%, transparent);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  align-items: start;
}

.hero-links ul {
  list-style: none;
  padding-left: 0;
  display: grid;
  gap: 8px;
}

.hero-links li {
  color: var(--fg);
}

/* Buttons (used on resume page, optional elsewhere) */
.resume-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 0;
  justify-content: flex-end;
  align-items: center;
}

@media (max-width: 640px) {
  .resume-actions {
    justify-content: center;
  }
}

.btn {
  display: inline-block;
  padding: 10px 12px;
  border-radius: 10px;
  border: 2px solid color-mix(in srgb, var(--page-accent) 40%, transparent);
  background: rgba(255, 255, 255, 0.06);
  color: var(--fg);
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.btn:hover,
.btn:focus-visible {
  background: color-mix(in srgb, var(--page-accent) var(--hover-fill-strength), transparent);
  border-color: color-mix(in srgb, var(--page-accent) 60%, transparent);
  color: var(--fg);
}

/* Card modal */
.card-modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.55);
  padding: 18px;
  z-index: 100;
}

.card-modal.open {
  display: flex;
}

.card-modal-dialog {
  width: min(92vw, 760px);
  max-height: min(80vh, 820px);
  overflow-y: auto;
  background: var(--bg);
  border: 2px solid color-mix(in srgb, var(--page-accent) 50%, transparent);
  border-radius: 16px;
  padding: 18px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.card-modal-dialog .card {
  border: none;
  padding: 0;
  background: transparent;
}

.card-modal-dialog .card h3 {
  margin-bottom: 6px;
}

.card-modal-dialog .card p {
  display: block;
  line-clamp: unset;
  -webkit-line-clamp: unset;
  -webkit-box-orient: unset;
  overflow: visible;
}

.card-modal-dialog .card .card-detail {
  display: block;
}

.btn.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--fg);
  border: 2px solid color-mix(in srgb, var(--page-accent) 40%, transparent);
}

.btn.btn-secondary:hover,
.btn.btn-secondary:focus-visible {
  background: color-mix(in srgb, var(--page-accent) var(--hover-fill-strength), transparent);
  border-color: color-mix(in srgb, var(--page-accent) 60%, transparent);
  color: var(--fg);
}

/* Legacy inline PDF embed (if you ever use <iframe>) */
.pdf-inline {
  width: 100%;
  border: none;
  border-radius: 0;
  background: var(--fg);
  display: block;
}

/* ===========================
   PDF.js stacked preview
   IMPORTANT: Do NOT disable pointer-events on .annotationLayer.
   PDF.js uses it for clickable links.
   =========================== */

.pdf-stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  min-height: 240px;
}

/* PDFPageView (pdf_viewer.css) will inject a .page container.
   Keep our wrapper simple; let PDF.js manage the annotation/text layers. */
.pdf-page {
  width: 100%;
  position: relative;
  background: #fff;
  overflow: visible;
}

/* Make the rendered canvas responsive and visually consistent */
.pdf-page canvas {
  display: block;
  width: 100% !important;
  height: auto !important;
  border-radius: 0 !important;
  border: 1px solid var(--border);
  background: #fff;
}

/* Optional: if you want a subtle separation between pages without changing PDF.js layout */
.pdf-page:not(:last-child) {
  padding-bottom: 0;
}

.pdfViewer .page {
  margin: 0 auto 8px auto !important;
  box-shadow: none !important;
  border-radius: 0 !important;
  border: 1px solid var(--border) !important;
  background: #fff !important;
  overflow: visible !important;
}

.pdfViewer .canvasWrapper {
  border-radius: 0 !important;
  overflow: visible !important;
}

/* Ensure the PDF.js layers can receive clicks */
.annotationLayer {
  pointer-events: auto; /* allow link clicks */
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* Some adblockers / CSS resets can interfere; ensure anchor hitboxes remain clickable */
.annotationLayer a {
  pointer-events: auto;
}

/* Keep the PDF.js link overlay invisible (PDF.js already styles these; this is just safety) */
.annotationLayer .linkAnnotation > a {
  background: transparent;
  border: none;
}

.annotationLayer a:focus,
.annotationLayer a:focus-visible {
  outline: none !important;
  box-shadow: none !important;
}

/* Footer (if you have one) */
footer {
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-text {
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
}

/* Responsive tweaks */
@media (max-width: 600px) {
  body {
    padding: 12px 16px 40px;
  }

  header {
    margin-bottom: 16px;
  }

  section {
    padding: 10px 0;
  }

  .top-nav {
    flex-wrap: wrap;
    gap: 10px;
  }

  .page-title {
    font-size: 1.6rem;
    margin-top: 0;
    text-align: center;
  }

  /* Show all four links on mobile, evenly squeezed */
  .top-nav {
    flex-wrap: nowrap;
    gap: 6px;
  }

  .top-nav a {
    display: inline-block;
    flex: 1 1 0;
    min-width: 0;
    padding: 8px 8px;
  }
}

/* Disable hover visuals on touch-only devices */
@media (hover: none) {
  .top-nav a:hover,
  .top-nav a:focus-visible {
    background: color-mix(in srgb, var(--nav-accent) 6%, transparent);
    border-color: color-mix(in srgb, var(--nav-accent) 40%, transparent);
    color: var(--fg);
  }

  .top-nav a.active:hover,
  .top-nav a.active:focus-visible {
    background: color-mix(in srgb, var(--nav-accent) 18%, transparent);
    border-color: var(--nav-accent);
    color: var(--fg);
  }

  .btn:hover,
  .btn:focus-visible {
    background: rgba(255, 255, 255, 0.06);
    border-color: color-mix(in srgb, var(--page-accent) 40%, transparent);
    color: var(--fg);
  }
}