@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;700&family=Syne:wght@700;800&display=swap");

:root {
  color-scheme: light dark;
  --bg: #f3efe3;
  --bg-burst: #ffe37b;
  --surface: #fff9ef;
  --surface-alt: #ffe6d8;
  --text: #121212;
  --muted: #3f3f3f;
  --accent: #ff4a00;
  --accent-2: #126bff;
  --border: #121212;
  --ring: #121212;
  --shadow: 10px 10px 0 var(--border);
  --shadow-soft: 6px 6px 0 color-mix(in srgb, var(--border), transparent 35%);
  --panel-radius: 0;
}

:root[data-theme="dark"] {
  --bg: #0c0c0c;
  --bg-burst: #1d1d1d;
  --surface: #161616;
  --surface-alt: #2a1d16;
  --text: #f7f3e9;
  --muted: #b4b4b4;
  --accent: #f56025;
  --accent-2: #7bacff;
  --border: #f7f3e9;
  --ring: #f7f3e9;
  --shadow: 10px 10px 0 #000;
  --shadow-soft: 6px 6px 0 #000;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 8% -5%, var(--bg-burst) 0%, transparent 34%),
    radial-gradient(circle at 93% 15%, color-mix(in srgb, var(--accent-2), transparent 84%) 0%, transparent 30%),
    linear-gradient(180deg, var(--bg) 0%, color-mix(in srgb, var(--bg), #000 4%) 100%);
  line-height: 1.6;
  padding: clamp(0.7rem, 2vw, 1.2rem);
  overflow-x: hidden;
  transition:
    background-color 220ms ease,
    color 220ms ease;
}

.noise-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.04;
  background-image:
    repeating-linear-gradient(45deg, #000 0, #000 1px, transparent 1px, transparent 5px);
  mix-blend-mode: multiply;
  z-index: -1;
}

.noise-layer::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.6;
  background-image: radial-gradient(circle at center, #000 0.4px, transparent 0.8px);
  background-size: 3px 3px;
}

.site-header,
.site-footer {
  max-width: 1100px;
  margin: 0 auto;
  background: var(--surface);
  border: 3px solid var(--border);
  box-shadow: var(--shadow);
  border-radius: var(--panel-radius);
}

.site-header {
  position: sticky;
  top: 0.55rem;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.95rem 1.25rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
  color: inherit;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  border: 2px solid var(--border);
  background: color-mix(in srgb, var(--surface-alt), var(--surface) 65%);
  font-family: "Syne", sans-serif;
  font-weight: 800;
  transform: rotate(-3deg);
}

.brand-text {
  font-family: "Syne", sans-serif;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  font-size: 1.1rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.nav-link,
.theme-toggle,
.card-link,
.back-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  border: 2px solid var(--border);
  background: color-mix(in srgb, var(--surface), var(--surface-alt) 30%);
  color: var(--text);
  text-decoration: none;
  padding: 0.55rem 0.85rem;
  font-weight: 700;
  box-shadow: 4px 4px 0 var(--border);
  transition:
    transform 140ms ease,
    box-shadow 140ms ease,
    background-color 180ms ease;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.nav-link:hover,
.theme-toggle:hover,
.card-link:hover,
.back-link:hover,
.nav-link:focus-visible,
.theme-toggle:focus-visible,
.card-link:focus-visible,
.back-link:focus-visible {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0 var(--border);
}

.nav-link:active,
.theme-toggle:active,
.card-link:active,
.back-link:active {
  transform: translate(0, 0);
  box-shadow: 2px 2px 0 var(--border);
}

:focus-visible {
  outline: 3px solid var(--ring);
  outline-offset: 2px;
}

.theme-toggle {
  min-width: 7rem;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--accent-2), var(--surface) 84%) 0%,
    color-mix(in srgb, var(--surface-alt), var(--surface) 30%) 100%
  );
}

.content {
  max-width: 1100px;
  margin: clamp(1.2rem, 2vw, 1.45rem) auto;
}

.hero,
.post-card,
.post-shell {
  border: 3px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
  border-radius: var(--panel-radius);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.2rem, 3vw, 2.2rem);
  margin-bottom: 1.5rem;
}

.hero::after {
  content: "SYNFINNER";
  position: absolute;
  right: clamp(0.4rem, 3vw, 1.2rem);
  top: clamp(0.4rem, 2vw, 0.85rem);
  font-family: "Syne", sans-serif;
  font-size: clamp(0.75rem, 2vw, 1rem);
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--text), transparent 70%);
  pointer-events: none;
}

.hero h1 {
  margin: 0;
  font-family: "Syne", sans-serif;
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1.02;
  text-wrap: balance;
}

.hero p {
  max-width: 70ch;
  margin: 0.85rem 0 0;
  color: var(--muted);
}

.cta-row {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.kicker {
  margin: 0;
  color: var(--accent-2);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.posts-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: stretch;
}

.post-card {
  --tilt: 0deg;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  animation: reveal 420ms ease both;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background-color 160ms ease;
}

.post-card:nth-child(2n) {
  --tilt: -0.7deg;
  transform: rotate(var(--tilt));
}

.post-card:nth-child(2n + 1) {
  --tilt: 0.5deg;
  transform: rotate(var(--tilt));
}

.post-card:hover,
.post-card:focus-within {
  transform: translate(-4px, -4px) rotate(var(--tilt));
  box-shadow: 14px 14px 0 var(--border);
  background: color-mix(in srgb, var(--surface), var(--surface-alt) 26%);
}

.post-card h2 {
  margin: 0;
  font-family: "Syne", sans-serif;
  font-size: 1.45rem;
  line-height: 1.15;
}

.post-card a {
  color: inherit;
}

.post-card p {
  margin: 0;
  color: var(--muted);
}

.card-date,
.post-meta {
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.card-link {
  margin-top: auto;
  width: fit-content;
}

.post-shell {
  padding: clamp(1rem, 3vw, 2rem);
}

.post-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 290px);
  gap: 1rem;
  align-items: start;
}

.post-header h1 {
  margin: 0.4rem 0 0;
  font-family: "Syne", sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.08;
}

.post-summary {
  margin: 0.5rem 0 0;
  font-size: 1.05rem;
  color: var(--muted);
}

.tag-list {
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tag-list-compact {
  margin-top: 0.2rem;
}

.tag-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2rem;
  border: 2px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 700;
  padding: 0.22rem 0.55rem;
  background: color-mix(in srgb, var(--surface-alt), var(--surface) 45%);
  box-shadow: 3px 3px 0 var(--border);
  transition:
    transform 120ms ease,
    box-shadow 120ms ease;
}

.tag-chip:hover,
.tag-chip:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--border);
}

.tag-chip-static {
  cursor: default;
  user-select: none;
}

.project-links {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.project-stack {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.post-toc {
  position: sticky;
  top: 5.8rem;
  border: 3px solid var(--border);
  background: color-mix(in srgb, var(--surface), var(--surface-alt) 22%);
  box-shadow: var(--shadow-soft);
  padding: 0.8rem;
}

.post-toc-title {
  margin: 0;
  font-family: "Syne", sans-serif;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.post-toc-list {
  list-style: none;
  margin: 0.65rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
}

.post-toc-item,
.post-toc-subitem {
  margin: 0;
}

.post-toc-subitem {
  margin-left: 0.85rem;
  font-size: 0.93rem;
}

.post-toc a {
  color: var(--text);
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
  font-weight: 500;
}

.post-body {
  margin-top: 1.3rem;
  font-size: 1.06rem;
  line-height: 1.75;
}

.post-body h2,
.post-body h3 {
  font-family: "Syne", sans-serif;
}

.post-body a {
  color: var(--accent-2);
  font-weight: 700;
}

.post-body :not(pre) > code {
  background: color-mix(in srgb, var(--surface), var(--accent) 16%);
  padding: 0.15rem 0.35rem;
  border: 1px solid var(--border);
}

.post-body pre {
  border: 2px solid var(--border);
  background: color-mix(in srgb, var(--surface), #000 9%);
  padding: 0.85rem;
  overflow-x: auto;
  box-shadow: var(--shadow-soft);
}

.post-body pre[class*="language-"] {
  margin: 1.1rem 0;
}

.post-body pre code[class*="language-"] {
  background: transparent;
  border: 0;
  padding: 0;
  font-size: 0.95rem;
  line-height: 1.65;
}

.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
  color: #8f8f8f;
}

.token.punctuation {
  color: color-mix(in srgb, var(--text), transparent 18%);
}

.token.property,
.token.tag,
.token.constant,
.token.symbol,
.token.deleted {
  color: #d14f0e;
}

.token.boolean,
.token.number {
  color: #b84fdd;
}

.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin,
.token.inserted {
  color: #2e8a4f;
}

.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string {
  color: #126bff;
}

.token.atrule,
.token.attr-value,
.token.keyword {
  color: #6e47c9;
}

.token.function,
.token.class-name {
  color: #b56d00;
}

.token.regex,
.token.important,
.token.variable {
  color: #c93b53;
}

:root[data-theme="dark"] .token.comment,
:root[data-theme="dark"] .token.prolog,
:root[data-theme="dark"] .token.doctype,
:root[data-theme="dark"] .token.cdata {
  color: #999;
}

:root[data-theme="dark"] .token.property,
:root[data-theme="dark"] .token.tag,
:root[data-theme="dark"] .token.constant,
:root[data-theme="dark"] .token.symbol,
:root[data-theme="dark"] .token.deleted {
  color: #ff915e;
}

:root[data-theme="dark"] .token.boolean,
:root[data-theme="dark"] .token.number {
  color: #d6a7ff;
}

:root[data-theme="dark"] .token.selector,
:root[data-theme="dark"] .token.attr-name,
:root[data-theme="dark"] .token.string,
:root[data-theme="dark"] .token.char,
:root[data-theme="dark"] .token.builtin,
:root[data-theme="dark"] .token.inserted {
  color: #7dcf90;
}

:root[data-theme="dark"] .token.operator,
:root[data-theme="dark"] .token.entity,
:root[data-theme="dark"] .token.url,
:root[data-theme="dark"] .language-css .token.string,
:root[data-theme="dark"] .style .token.string {
  color: #91b8ff;
}

:root[data-theme="dark"] .token.atrule,
:root[data-theme="dark"] .token.attr-value,
:root[data-theme="dark"] .token.keyword {
  color: #c3abff;
}

:root[data-theme="dark"] .token.function,
:root[data-theme="dark"] .token.class-name {
  color: #ffca63;
}

:root[data-theme="dark"] .token.regex,
:root[data-theme="dark"] .token.important,
:root[data-theme="dark"] .token.variable {
  color: #ff8ea6;
}

.post-body blockquote {
  margin: 1.1rem 0;
  border-left: 6px solid var(--accent);
  padding: 0.2rem 0.9rem;
  background: color-mix(in srgb, var(--surface), var(--surface-alt) 40%);
}

.post-body img,
.post-body video,
.post-body iframe {
  max-width: min(100%, 760px);
  height: auto;
  width: auto;
  display: block;
  margin: 1rem auto;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

.post-body p > img:only-child,
.post-body p > a > img:only-child {
  margin: 1.15rem auto;
}

.post-body figure {
  margin: 1.2rem 0;
}

.post-body figcaption {
  margin-top: 0.45rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.back-link {
  margin-top: 1.2rem;
  width: fit-content;
}

.site-footer {
  margin-top: 1.5rem;
  padding: 0.8rem 1rem;
}

.site-footer p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.site-footer a,
.footer-link {
  color: var(--text);
  font-weight: 700;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.pagination-nav {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.pagination-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.5rem;
  padding: 0.45rem 0.8rem;
  border: 2px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  background: color-mix(in srgb, var(--surface), var(--surface-alt) 30%);
  box-shadow: 4px 4px 0 var(--border);
  transition:
    transform 140ms ease,
    box-shadow 140ms ease;
}

.pagination-link:hover,
.pagination-link:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--border);
}

.pagination-link.is-disabled {
  opacity: 0.55;
  pointer-events: none;
}

.pagination-pages {
  margin: 0;
  padding: 0;
  list-style: none;
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.pagination-page {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.4rem;
  min-height: 2.4rem;
  border: 2px solid var(--border);
  text-decoration: none;
  color: var(--text);
  background: var(--surface);
  box-shadow: 3px 3px 0 var(--border);
  font-weight: 700;
  transition:
    transform 140ms ease,
    box-shadow 140ms ease;
}

.pagination-page:hover,
.pagination-page:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--border);
}

.pagination-page.is-active {
  background: color-mix(in srgb, var(--surface-alt), var(--surface) 25%);
  box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--accent), var(--surface) 40%), 3px 3px 0 var(--border);
}

.reveal {
  animation: reveal 460ms ease both;
}

@keyframes reveal {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 960px) {
  .site-header,
  .hero,
  .post-card,
  .post-shell,
  .site-footer {
    box-shadow: 8px 8px 0 var(--border);
  }

  .post-top {
    grid-template-columns: 1fr;
  }

  .post-toc {
    position: relative;
    top: 0;
  }
}

@media (max-width: 760px) {
  body {
    padding: 0.6rem;
  }

  .site-header {
    position: relative;
    top: 0;
    flex-direction: column;
    align-items: flex-start;
    padding: 0.8rem 0.9rem 1rem;
  }

  .header-actions {
    width: 100%;
    justify-content: space-between;
    gap: 0.5rem;
  }

  .brand-mark {
    width: 2.2rem;
    height: 2.2rem;
  }

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

  .theme-toggle,
  .nav-link {
    flex: 1 1 45%;
    min-height: 2.9rem;
  }

  .posts-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }

  .cta-row .nav-link {
    flex: 1 1 45%;
  }

  .post-toc {
    padding: 0.7rem;
  }

  .pagination-nav {
    justify-content: center;
  }

  .post-card {
    transform: none !important;
  }

  .post-card:hover,
  .post-card:focus-within {
    transform: translate(-2px, -2px);
    box-shadow: 10px 10px 0 var(--border);
  }
}

@media (max-width: 520px) {
  .hero,
  .post-shell {
    padding: 1rem 0.9rem;
  }

  .hero h1 {
    font-size: clamp(1.75rem, 10vw, 2.35rem);
  }

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

  .card-link,
  .back-link {
    width: 100%;
  }

  .tag-chip {
    min-height: 1.9rem;
  }

  .cta-row .nav-link {
    flex: 1 1 100%;
  }

  .pagination-link,
  .pagination-pages {
    width: 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}