@import url("https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700&family=Crimson+Text:ital,wght@0,400;0,600;0,700;1,400;1,600&family=JetBrains+Mono:wght@400;500&display=swap");

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

:root {
  --void-black: #0a0a0a;
  --shadow-gray: #1a1a1a;
  --elder-green: #1a3a2e;
  --eldritch-glow: #2d5f4f;
  --cosmic-fog: #3d7f6f;
  --ancient-gold: #b8a369;
  --madness-red: #5a1a1a;
  --text-pale: #d4d4d4;
  --text-dim: #8a8a8a;
  --font-display: "Cinzel", "Times New Roman", serif;
  --font-body: "Crimson Text", Georgia, serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --heading-spacing: 0.1em;
  --label-spacing: 0.08em;
  --body-size: 1.05rem;
  --body-leading: 1.85;
}

body {
  font-family: var(--font-body);
  font-size: var(--body-size);
  background: var(--void-black);
  color: var(--text-pale);
  line-height: var(--body-leading);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Animated background */
.cosmic-void {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    ellipse at center,
    var(--shadow-gray) 0%,
    var(--void-black) 100%
  );
  z-index: -2;
}

.tentacles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.03;
  z-index: -1;
  pointer-events: none;
  background-image:
    radial-gradient(
      ellipse at 20% 30%,
      var(--eldritch-glow) 0%,
      transparent 50%
    ),
    radial-gradient(ellipse at 80% 70%, var(--elder-green) 0%, transparent 50%);
  animation: pulse 8s ease-in-out infinite;
}

.sigil-layer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.sigil-background {
  position: absolute;
  filter: blur(1px);
  background: url("sigil.png") center / contain no-repeat;
}

.sigil-background svg {
  display: none;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.03;
  }

  50% {
    opacity: 0.06;
  }
}

@keyframes float-slow {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }

  50% {
    transform: translateY(-20px) rotate(5deg);
  }
}

@keyframes float-slower {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }

  50% {
    transform: translateY(-15px) rotate(-3deg);
  }
}

/* Typography - Cinzel display (uppercase), Crimson Text body */
h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: var(--heading-spacing);
  text-transform: uppercase;
  line-height: 1.25;
}

h1 {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  color: var(--ancient-gold);
  text-shadow: 0 0 20px rgba(184, 163, 105, 0.3);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  color: var(--cosmic-fog);
  margin-bottom: 2rem;
  text-align: center;
  position: relative;
  padding-bottom: 1rem;
}

h3 {
  font-size: 1.25rem;
  color: var(--ancient-gold);
  letter-spacing: var(--label-spacing);
}

h2::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--cosmic-fog),
    transparent
  );
}

/* Navigation */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--elder-green);
  z-index: 1000;
  padding: 1rem 0;
}

nav ul {
  display: flex;
  justify-content: center;
  gap: 3rem;
  list-style: none;
}

nav a {
  color: var(--text-pale);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: var(--label-spacing);
  text-transform: uppercase;
  transition: all 0.3s ease;
  position: relative;
}

nav a::before {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--cosmic-fog);
  transition: width 0.3s ease;
}

nav a:hover {
  color: var(--cosmic-fog);
  text-shadow: 0 0 10px rgba(61, 127, 111, 0.5);
}

nav a:hover::before {
  width: 100%;
}

.scroll-progress {
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--eldritch-glow), var(--cosmic-fog));
  transform: scaleX(0);
  transform-origin: left;
  animation: scroll-progress-fill linear;
  animation-timeline: scroll(root block);
}

@keyframes scroll-progress-fill {
  to {
    transform: scaleX(1);
  }
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 2rem;
  position: relative;
}

.subtitle {
  font-size: 1.5rem;
  color: var(--text-dim);
  font-style: italic;
  margin-bottom: 3rem;
}

.elder-sign {
  width: 150px;
  height: 150px;
  margin: 2rem auto;
  position: relative;
  animation: rotate-slow 20s linear infinite;
}

@keyframes rotate-slow {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.elder-sign svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 10px rgba(61, 127, 111, 0.5));
}

/* Sections */
section {
  min-height: 100vh;
  padding: 8rem 2rem 4rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text {
  font-size: 1.2rem;
  line-height: 2;
}

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

.about-text .drop-cap::first-letter {
  float: left;
  font-size: 4rem;
  line-height: 1;
  font-family: var(--font-display);
  color: var(--ancient-gold);
  margin-right: 0.5rem;
  margin-top: 0.2rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.skill-category {
  background: rgba(26, 58, 46, 0.2);
  border: 1px solid var(--elder-green);
  padding: 1.5rem;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.skill-category:hover {
  background: rgba(26, 58, 46, 0.4);
  border-color: var(--cosmic-fog);
  box-shadow: 0 0 20px rgba(61, 127, 111, 0.2);
}

.skill-category h3 {
  color: var(--ancient-gold);
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.skill-category ul {
  list-style: none;
}

.skill-category li {
  padding: 0.5rem 0;
  color: var(--text-pale);
  position: relative;
  padding-left: 1.5rem;
}

.skill-category li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--cosmic-fog);
}

.skill-category li.skill-item-hidden {
  display: none;
}

.skill-witness-more {
  display: block;
  margin-top: 0.75rem;
  padding: 0;
  background: none;
  border: none;
  color: var(--cosmic-fog);
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: var(--label-spacing);
  text-transform: uppercase;
  cursor: pointer;
  transition:
    color 0.3s ease,
    text-shadow 0.3s ease;
}

.skill-witness-more:hover {
  color: var(--ancient-gold);
  text-shadow: 0 0 10px rgba(184, 163, 105, 0.5);
}

.skill-witness-more[hidden] {
  display: none;
}

/* Skill category modal */
.skill-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.skill-modal[hidden] {
  display: none;
}

.skill-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(4px);
}

.skill-modal-dialog {
  position: relative;
  width: 100%;
  max-width: 420px;
  max-height: 80vh;
  overflow-y: auto;
  background: rgba(26, 26, 26, 0.95);
  border: 1px solid var(--elder-green);
  border-radius: 4px;
  padding: 2rem;
  box-shadow: 0 0 40px rgba(61, 127, 111, 0.25);
  animation: skill-modal-in 0.25s ease;
}

@keyframes skill-modal-in {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.skill-modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  transition: color 0.3s ease;
}

.skill-modal-close:hover {
  color: var(--ancient-gold);
}

.skill-modal-title {
  color: var(--ancient-gold);
  font-size: 1.3rem;
  margin-bottom: 1.25rem;
  padding-right: 2rem;
}

.skill-modal-list {
  list-style: none;
}

.skill-modal-list li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  color: var(--text-pale);
  position: relative;
}

.skill-modal-list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--cosmic-fog);
}

/* Projects Section */
.projects-subsection {
  margin-top: 4rem;
  scroll-margin-top: 5rem;
}

.projects-subsection:first-of-type {
  margin-top: 3rem;
}

.projects-subsection-title {
  color: var(--ancient-gold);
  font-size: 1.8rem;
  text-align: center;
  margin-bottom: 0.75rem;
}

.projects-subsection-desc {
  text-align: center;
  color: var(--text-dim);
  font-style: italic;
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 0;
}

.project-card,
.writings-card {
  background: rgba(26, 26, 26, 0.6);
  border: 1px solid var(--elder-green);
  padding: 2rem;
  border-radius: 4px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.project-card::before,
.writings-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(61, 127, 111, 0.1),
    transparent
  );
  transition: left 0.5s ease;
  pointer-events: none;
}

.project-card:hover::before,
.writings-card:hover::before {
  left: 100%;
}

.project-card:hover,
.writings-card:hover {
  border-color: var(--cosmic-fog);
  box-shadow: 0 0 30px rgba(61, 127, 111, 0.3);
  transform: translateY(-5px);
}

.project-card h3,
.writings-card h3 {
  color: var(--ancient-gold);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.project-card p {
  color: var(--text-dim);
  margin-bottom: 1.5rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.tag {
  background: rgba(61, 127, 111, 0.2);
  border: 1px solid var(--cosmic-fog);
  padding: 0.3rem 0.8rem;
  border-radius: 3px;
  font-size: 0.85rem;
  font-family: var(--font-display);
  letter-spacing: var(--label-spacing);
  text-transform: uppercase;
  color: var(--text-pale);
}

button.tag {
  cursor: pointer;
  color: var(--text-pale);
  font-family: var(--font-display);
  font-size: 0.85rem;
  -webkit-appearance: none;
  appearance: none;
}

.project-card a,
.section-link a,
.writings-back {
  display: inline-block;
  color: var(--cosmic-fog);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: var(--label-spacing);
  text-transform: uppercase;
  transition: all 0.3s ease;
  position: relative;
}

.project-card a {
  margin-top: 1rem;
}

.project-card a:hover,
.section-link a:hover,
.writings-back:hover {
  color: var(--ancient-gold);
  text-shadow: 0 0 10px rgba(184, 163, 105, 0.5);
  transform: translateX(5px);
}

/* Contact Section */
.contact-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: 3rem;
}

.contact-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--text-pale);
  transition: all 0.3s ease;
  padding: 1.5rem;
  border: 1px solid var(--elder-green);
  border-radius: 4px;
  background: rgba(26, 58, 46, 0.1);
  min-width: 150px;
}

.contact-link:hover {
  color: var(--cosmic-fog);
  border-color: var(--cosmic-fog);
  box-shadow: 0 0 20px rgba(61, 127, 111, 0.3);
  transform: translateY(-5px);
}

.contact-icon {
  font-size: 2rem;
}

.contact-label {
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: var(--label-spacing);
  text-transform: uppercase;
}

/* Footer */
footer {
  text-align: center;
  padding: 3rem 2rem;
  border-top: 1px solid var(--elder-green);
  margin-top: 4rem;
  font-style: italic;
  color: var(--text-dim);
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 2rem;
  color: var(--cosmic-fog);
  animation: float 2s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(-10px);
  }
}

.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 900;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--elder-green);
  border-radius: 50%;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(10px);
  color: var(--cosmic-fog);
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(0.75rem);
  transition:
    opacity 0.3s ease,
    visibility 0.3s ease,
    transform 0.3s ease,
    color 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  color: var(--ancient-gold);
  border-color: var(--cosmic-fog);
  box-shadow: 0 0 16px rgba(61, 127, 111, 0.35);
}

.back-to-top:focus-visible {
  outline: 2px solid var(--cosmic-fog);
  outline-offset: 3px;
}

/* Responsive */
@media (max-width: 768px) {
  .subtitle {
    font-size: 1.2rem;
  }

  nav {
    transition: padding 0.3s ease;
  }

  nav ul {
    gap: 1.5rem;
    flex-wrap: wrap;
    padding: 0 1rem;
    transition: gap 0.3s ease;
  }

  nav.nav-collapsed {
    padding: 0.75rem 0;
  }

  nav.nav-collapsed ul {
    flex-wrap: nowrap;
    gap: 0;
  }

  nav.nav-collapsed li:not(.nav-active) {
    display: none;
  }

  nav.nav-collapsed li.nav-active a {
    color: var(--ancient-gold);
  }

  nav.nav-collapsed li.nav-active a::before {
    width: 100%;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .skills-grid {
    grid-template-columns: 1fr;
  }

  #education > div[style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .contact-links {
    flex-direction: column;
    align-items: center;
  }

  .writings-grid {
    grid-template-columns: 1fr;
  }
}

/* Writings - layout and reading overrides (typography inherits landing defaults) */
.writings-page {
  min-height: 100vh;
  padding: 8rem 2rem 4rem;
  max-width: 1200px;
  margin: 0 auto;
}

.writings-controls {
  margin-bottom: 2.5rem;
}

.writings-search {
  width: 100%;
  max-width: 480px;
  display: block;
  margin: 0 auto 1.5rem;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1.1rem;
  background: rgba(26, 26, 26, 0.6);
  border: 1px solid var(--elder-green);
  border-radius: 4px;
  color: var(--text-pale);
  outline: none;
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.writings-search:focus {
  border-color: var(--cosmic-fog);
  box-shadow: 0 0 15px rgba(61, 127, 111, 0.2);
}

.writings-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.writings-tag-filter {
  cursor: pointer;
  transition: all 0.3s ease;
}

.writings-tag-filter:hover,
.writings-tag-filter.active {
  background: rgba(61, 127, 111, 0.35);
  border-color: var(--ancient-gold);
  color: var(--ancient-gold);
}

.writings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

#writings .writings-grid {
  max-width: 900px;
  margin: 0 auto;
}

.section-link {
  text-align: center;
  margin-top: 2.5rem;
}

.writings-card {
  text-decoration: none;
  color: inherit;
}

.writings-card:not([hidden]) {
  display: block;
}

.writings-card[hidden] {
  display: none;
}

.writings-card-meta {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.writings-card-meta span {
  margin: 0 0.3rem;
}

.writings-card-excerpt {
  color: var(--text-dim);
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.writings-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.writings-category {
  border-color: var(--ancient-gold);
  color: var(--ancient-gold);
}

.writings-empty {
  text-align: center;
  color: var(--text-dim);
  font-style: italic;
  margin-top: 2rem;
}

.writings-post {
  min-height: 100vh;
  padding: 8rem 2rem 4rem;
  max-width: 760px;
  margin: 0 auto;
}

.writings-back {
  margin-bottom: 2rem;
}

.writings-post-header h1 {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  text-align: left;
  letter-spacing: var(--heading-spacing);
  margin-bottom: 1rem;
}

.writings-meta {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-style: italic;
  color: var(--text-dim);
  margin-bottom: 1rem;
}

.writings-meta-sep {
  margin: 0 0.4rem;
}

.writings-tags-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.writings-prose {
  font-size: var(--body-size);
  line-height: var(--body-leading);
}

.writings-prose > p:first-of-type::first-letter {
  float: left;
  font-size: 4rem;
  line-height: 1;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--ancient-gold);
  margin-right: 0.5rem;
  margin-top: 0.2rem;
}

.writings-prose h2 {
  font-size: 1.35rem;
  color: var(--cosmic-fog);
  text-align: left;
  margin: 2.5rem 0 1rem;
  padding-bottom: 0;
}

.writings-prose h2::after {
  display: none;
}

.writings-prose h3 {
  font-size: 1.1rem;
  color: var(--ancient-gold);
  margin: 2rem 0 0.75rem;
}

.writings-prose p {
  margin-bottom: 1.25rem;
}

.writings-prose ul,
.writings-prose ol {
  margin: 0 0 1.25rem 1.5rem;
}

.writings-prose li {
  margin-bottom: 0.5rem;
}

.writings-prose blockquote {
  border-left: 3px solid var(--cosmic-fog);
  padding-left: 1.25rem;
  margin: 1.5rem 0;
  color: var(--text-dim);
  font-style: italic;
}

.writings-prose a {
  color: var(--cosmic-fog);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.3s ease;
}

.writings-prose a:hover {
  color: var(--ancient-gold);
}

.writings-prose pre {
  background: rgba(26, 26, 26, 0.8);
  border: 1px solid var(--elder-green);
  border-radius: 4px;
  padding: 1.25rem;
  overflow-x: auto;
  margin: 1.5rem 0;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.6;
}

.writings-prose .mermaid {
  background: rgba(26, 26, 26, 0.8);
  border: 1px solid var(--elder-green);
  border-radius: 4px;
  padding: 1.25rem;
  margin: 1.5rem auto;
  overflow-x: auto;
  display: flex;
  justify-content: center;
  font-family: var(--font-mono);
}

.writings-prose code {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

.writings-prose :not(pre) > code {
  background: rgba(61, 127, 111, 0.15);
  border: 1px solid var(--elder-green);
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
}

.writings-prose pre code {
  background: none;
  border: none;
  padding: 0;
}

.writings-prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

.writings-prose th,
.writings-prose td {
  border: 1px solid var(--elder-green);
  padding: 0.6rem 0.9rem;
  text-align: left;
}

.writings-prose th {
  color: var(--ancient-gold);
}

/* Syntax highlighting (highlight.js) */
.hljs {
  color: var(--text-pale);
}

.hljs-keyword,
.hljs-selector-tag {
  color: #7ec8b8;
}

.hljs-string,
.hljs-attr {
  color: #c9a86c;
}

.hljs-number,
.hljs-literal {
  color: #8fbcbb;
}

.hljs-comment {
  color: var(--text-dim);
  font-style: italic;
}

.hljs-title,
.hljs-function {
  color: #88c0d0;
}

.writings-related {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--elder-green);
}

.writings-related h2 {
  font-size: 1.25rem;
  color: var(--cosmic-fog);
  text-align: left;
  margin-bottom: 1rem;
}

.writings-related h2::after {
  display: none;
}

.writings-related ul {
  list-style: none;
}

.writings-related li {
  padding: 0.5rem 0;
}

.writings-related a {
  color: var(--cosmic-fog);
  text-decoration: none;
  font-size: 1.1rem;
  transition: color 0.3s ease;
}

.writings-related a:hover {
  color: var(--ancient-gold);
}