:root {
  --bg: #f7f0d4;
  --surface: #fffdf4;
  --surface-alt: #f3e8b1;
  --ink: #1f2430;
  --muted: #5f635c;
  --line: #d7ca8d;
  --accent: #d89b00;
  --accent-dark: #9c6a00;
  --accent-soft: #ffefb4;
  --panel-glow: rgba(216, 155, 0, 0.16);
  --max: 1120px;
  --radius: 20px;
  --shadow: 0 20px 45px rgba(73, 59, 11, 0.08);
  --hero-wash: rgba(216, 155, 0, 0.14);
}

html[data-theme="forest"] {
  --bg: #edf3e7;
  --surface: #f9fcf6;
  --surface-alt: #dfead3;
  --ink: #203127;
  --muted: #5e7065;
  --line: #bfd1bc;
  --accent: #6a8f3f;
  --accent-dark: #426122;
  --accent-soft: #e2efce;
  --panel-glow: rgba(106, 143, 63, 0.14);
  --shadow: 0 20px 45px rgba(32, 49, 39, 0.08);
  --hero-wash: rgba(106, 143, 63, 0.12);
}

html[data-theme="night"] {
  --bg: #11161d;
  --surface: #18202a;
  --surface-alt: #222b36;
  --ink: #edf2f6;
  --muted: #a7b1bb;
  --line: #2d3947;
  --accent: #f0c44f;
  --accent-dark: #ffd978;
  --accent-soft: #3a3117;
  --panel-glow: rgba(240, 196, 79, 0.12);
  --shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
  --hero-wash: rgba(240, 196, 79, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", system-ui, sans-serif;
  line-height: 1.65;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, var(--hero-wash), transparent 28%),
    linear-gradient(180deg, color-mix(in srgb, var(--surface) 72%, white 28%) 0%, var(--bg) 100%);
  transition: background-color 220ms ease, color 220ms ease;
}

a {
  color: var(--accent-dark);
  text-decoration: none;
}

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

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

main {
  min-height: 70vh;
}

h1,
h2,
h3 {
  margin: 0 0 0.8rem;
  font-family: "Fraunces", Georgia, serif;
  line-height: 1.1;
  color: var(--ink);
}

p,
ul,
ol {
  margin-top: 0;
}

.container {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--surface) 84%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 86%, transparent);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--ink);
  font-weight: 700;
}

.logo-mark {
  display: inline-grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
}

.logo-text {
  font-size: 1rem;
}

.site-nav ul,
.inline-links,
.footer-list,
.tag-list,
.stack-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.site-nav a {
  color: var(--muted);
  font-weight: 600;
}

.site-nav a.active,
.site-nav a:hover {
  color: var(--ink);
}

.theme-switcher {
  display: inline-flex;
  gap: 0.5rem;
  padding: 0.35rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 90%, transparent);
}

.theme-chip {
  border: 0;
  border-radius: 999px;
  padding: 0.5rem 0.8rem;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.theme-chip.is-active {
  background: var(--accent);
  color: #fff;
}

.hero,
.section,
.page-content,
.detail-page {
  padding: 4rem 0;
}

.hero-grid,
.intro-grid,
.footer-container {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 1.5rem;
}

.hero-copy,
.hero-panel,
.panel,
.card,
.feature-card,
.news-item,
.timeline-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.hero-copy {
  padding: 2rem;
}

.hero-panel,
.panel,
.feature-card,
.timeline-item {
  padding: 1.5rem;
}

.hero-panel {
  background: linear-gradient(180deg, var(--surface-alt), var(--surface));
}

.hero-copy::after,
.hero-panel::after,
.card::after,
.feature-card::after,
.showcase-card::after {
  content: "";
  position: absolute;
  inset: auto -4rem -4rem auto;
  width: 10rem;
  height: 10rem;
  border-radius: 50%;
  background: radial-gradient(circle, var(--panel-glow), transparent 70%);
  pointer-events: none;
}

.eyebrow {
  margin-bottom: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--accent-dark);
}

.hero h1,
.detail-header h1,
.page-title {
  font-size: clamp(2.4rem, 6vw, 4.8rem);
}

.hero-lead,
.detail-subtitle,
.page-intro,
.news-excerpt {
  color: var(--muted);
  font-size: 1.1rem;
}

.hero-text {
  max-width: 42rem;
  margin-bottom: 1.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 1.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: 160ms ease;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-dark);
  color: #fff;
}

.btn-outline {
  border-color: var(--line);
  color: var(--ink);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--accent);
}

.inline-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.inline-links a,
.text-link {
  font-weight: 700;
}

.stack-list li,
.footer-list li {
  margin-bottom: 0.75rem;
}

.section-alt {
  background: rgba(239, 230, 216, 0.55);
  border-top: 1px solid rgba(216, 206, 190, 0.85);
  border-bottom: 1px solid rgba(216, 206, 190, 0.85);
}

.section-heading {
  margin-bottom: 1.5rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.card {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.card h3,
.news-title,
.timeline-head h3 {
  font-size: 1.35rem;
}

.card-meta,
.news-date,
.timeline-org,
.footer-copy {
  color: var(--muted);
}

.feature-card {
  max-width: 50rem;
}

.showcase-band {
  padding-top: 0;
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1.25rem;
}

.showcase-card {
  padding: 1.4rem;
  background: color-mix(in srgb, var(--surface) 94%, var(--surface-alt));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.showcase-card-wide {
  min-height: 100%;
}

.metric-stack {
  display: grid;
  gap: 0.9rem;
}

.metric-card {
  padding: 1rem 1.1rem;
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface) 70%, var(--surface-alt));
  border: 1px solid color-mix(in srgb, var(--line) 90%, transparent);
}

.metric-value {
  display: inline-block;
  margin-bottom: 0.55rem;
  color: var(--accent-dark);
  font-weight: 800;
  letter-spacing: 0.1em;
}

.page-content {
  max-width: 58rem;
}

.page-title {
  margin-bottom: 1rem;
}

.page-intro {
  margin-bottom: 2rem;
}

.panel-spaced {
  margin-bottom: 2rem;
}

.cv-section {
  margin-bottom: 2.5rem;
}

.timeline {
  display: grid;
  gap: 1rem;
}

.timeline-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.tag-list li {
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid #e5c4b6;
  font-weight: 600;
}

.news-list {
  display: grid;
  gap: 1rem;
}

.news-item {
  display: grid;
  grid-template-columns: 10rem 1fr;
  gap: 1.5rem;
  padding: 1.4rem;
}

.detail-page {
  max-width: 54rem;
}

.detail-header {
  margin-bottom: 2rem;
}

.content-block p,
.content-block ul,
.content-block ol {
  margin-bottom: 1rem;
}

.pop-card,
.showcase-card,
.feature-card,
.news-item,
.timeline-item,
.metric-card {
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.pop-card:hover,
.showcase-card:hover,
.feature-card:hover,
.news-item:hover,
.timeline-item:hover,
.metric-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.12);
  border-color: color-mix(in srgb, var(--accent) 48%, var(--line));
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 420ms ease, transform 420ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.site-footer {
  padding: 0 0 3rem;
}

.footer-container {
  padding: 2rem;
  background: var(--ink);
  color: #f8f2e8;
  border-radius: 28px;
}

.footer-title,
.footer-heading {
  color: #fff;
}

.footer-copy,
.footer-list a {
  color: #d9cfc4;
}

.footer-list a:hover {
  color: #fff;
}

code {
  padding: 0.15rem 0.35rem;
  border-radius: 0.35rem;
  background: #f1e7db;
}

.tool-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
  gap: 1.25rem;
}

.tool-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.tool-card::after {
  content: "";
  position: absolute;
  inset: auto -4rem -4rem auto;
  width: 10rem;
  height: 10rem;
  border-radius: 50%;
  background: radial-gradient(circle, var(--panel-glow), transparent 70%);
  pointer-events: none;
}

.tool-card-body {
  padding: 1.5rem;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.tool-field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.tool-field-full {
  grid-column: 1 / -1;
}

.tool-label {
  font-weight: 700;
}

.tool-help,
.tool-status,
.tool-note,
.tool-meta {
  color: var(--muted);
}

.tool-input,
.tool-select,
.tool-textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 88%, var(--surface-alt));
  color: var(--ink);
  font: inherit;
}

.tool-input:focus,
.tool-select:focus,
.tool-textarea:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 32%, transparent);
  border-color: color-mix(in srgb, var(--accent) 46%, var(--line));
}

.tool-textarea {
  min-height: 140px;
  resize: vertical;
}

.tool-divider {
  grid-column: 1 / -1;
  margin: 0.5rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-size: 0.84rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-dark);
}

.tool-actions,
.tool-output-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.tool-output-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.tool-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line));
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tool-output {
  min-height: 440px;
  padding: 1.1rem;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 78%, var(--surface-alt)) !important;
  color: var(--ink) !important;
  overflow-x: auto;
  white-space: pre-wrap;
  line-height: 1.55;
}

.tool-output code {
  display: block;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: inherit;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
}

.tool-notes {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.2rem;
}

@media (max-width: 800px) {
  .tool-shell,
  .tool-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 800px) {
  .header-container,
  .hero-grid,
  .intro-grid,
  .footer-container,
  .news-item {
    grid-template-columns: 1fr;
  }

  .header-container,
  .header-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav ul,
  .timeline-head {
    gap: 0.75rem;
  }

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

  .timeline-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero,
  .section,
  .page-content,
  .detail-page {
    padding: 3rem 0;
  }
}