:root {
  --font-head: "Space Grotesk", "Avenir Next", "Segoe UI", sans-serif;
  --font-body: "IBM Plex Sans", "Trebuchet MS", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

html[data-theme="dark"] {
  --bg: #282828;
  --bg-soft: #32302f;
  --card: #3c3836;
  --text: #ebdbb2;
  --muted: #bdae93;
  --accent: #fabd2f;
  --accent-2: #83a598;
  --danger: #fb4934;
  --outline: #504945;
}

html[data-theme="light"] {
  --bg: #fbf1c7;
  --bg-soft: #f2e5bc;
  --card: #ebdbb2;
  --text: #3c3836;
  --muted: #665c54;
  --accent: #b57614;
  --accent-2: #076678;
  --danger: #9d0006;
  --outline: #d5c4a1;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font-body);
  background:
    radial-gradient(1200px 600px at 80% -10%, color-mix(in oklab, var(--accent-2) 18%, transparent), transparent 70%),
    radial-gradient(900px 500px at 10% 110%, color-mix(in oklab, var(--accent) 14%, transparent), transparent 72%),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}


body::before,
body::after {
  content: "";
  position: fixed;
  inset: -20%;
  pointer-events: none;
  z-index: 0;
}

body::before {
  background:
    radial-gradient(42% 34% at 22% 28%, color-mix(in oklab, var(--accent) 10%, transparent), transparent 75%),
    radial-gradient(36% 30% at 76% 18%, color-mix(in oklab, var(--accent-2) 12%, transparent), transparent 78%),
    radial-gradient(30% 24% at 68% 76%, color-mix(in oklab, var(--text) 4%, transparent), transparent 80%);
  animation: driftA 28s ease-in-out infinite alternate;
}

body::after {
  background: linear-gradient(120deg, color-mix(in oklab, var(--bg-soft) 35%, transparent), transparent 55%);
  mix-blend-mode: soft-light;
  opacity: 0.35;
  animation: driftB 36s var(--ease) infinite;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.07;
  background-image: radial-gradient(rgba(0, 0, 0, 0.22) 0.6px, transparent 0.6px);
  background-size: 3px 3px;
  animation: grainShift 10s steps(10) infinite;
}

html[data-theme="light"] body::after {
  mix-blend-mode: normal;
  opacity: 0.18;
}

html[data-theme="light"] .noise {
  opacity: 0.035;
}

.shell { width: min(980px, 92vw); margin: 0 auto; position: relative; z-index: 1; }
.hero, .page-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; padding: 2.5rem 0 1rem; }
h1, h2, h3 { font-family: var(--font-head); margin: 0.3rem 0 0.6rem; }
.eyebrow { color: var(--accent-2); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 600; }
.lead { color: var(--muted); max-width: 60ch; }

.theme-toggle, button {
  background: linear-gradient(140deg, var(--accent), color-mix(in oklab, var(--accent) 70%, var(--card)));
  border: none;
  color: #1d2021;
  font-weight: 700;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  cursor: pointer;
}

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; padding-bottom: 2rem; }
.post-card, .post-body, .comments {
  background: color-mix(in oklab, var(--card) 98%, transparent);
  border: 1px solid var(--outline);
  border-radius: 16px;
  padding: 1.1rem;
  backdrop-filter: blur(2px);
}

.date { color: var(--accent-2); font-size: 0.9rem; margin: 0; }
a { color: inherit; }
.read-more, .back-link { color: var(--accent); font-weight: 700; text-decoration: none; }

.post-layout { display: grid; gap: 1rem; grid-template-columns: 1fr; padding-bottom: 2rem; }
.markdown p { line-height: 1.72; color: color-mix(in oklab, var(--text) 92%, var(--muted)); }
.markdown pre {
  background: var(--bg-soft);
  border: 1px solid var(--outline);
  border-radius: 8px;
  padding: 0.8rem;
  overflow: auto;
}
.markdown code { font-family: "JetBrains Mono", "Fira Code", monospace; }

.comment-form { display: grid; gap: 0.8rem; margin: 0.8rem 0 1.1rem; }
label { display: grid; gap: 0.35rem; color: var(--muted); font-size: 0.95rem; }
input, textarea {
  border: 1px solid var(--outline);
  background: var(--bg-soft);
  color: var(--text);
  border-radius: 10px;
  padding: 0.7rem;
  font-family: inherit;
  font-size: 1.05rem;
}

textarea {
  resize: vertical;
}

.comment-list { display: grid; gap: 0.6rem; }
.comment-item { border: 1px solid var(--outline); border-radius: 12px; padding: 0.8rem; background: color-mix(in oklab, var(--bg-soft) 80%, transparent); }
.meta { display: flex; justify-content: space-between; gap: 1rem; color: var(--muted); font-size: 0.85rem; }
.comment-item p { overflow-wrap: anywhere; word-break: break-word; }
.comment-item form { margin-top: 0.4rem; }
.comment-item button { font-size: 0.85rem; padding: 0.4rem 0.75rem; }
.error { color: var(--danger); font-weight: 700; }
.notice { color: var(--muted); }

.reveal { animation: rise 500ms var(--ease) both; }
@keyframes rise {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes driftA {
  0% { transform: translate3d(-2%, -1%, 0) scale(1); }
  50% { transform: translate3d(1.5%, 1%, 0) scale(1.03); }
  100% { transform: translate3d(3%, -1.5%, 0) scale(1.06); }
}

@keyframes driftB {
  0% { transform: rotate(0deg) translate3d(0, 0, 0) scale(1); }
  50% { transform: rotate(4deg) translate3d(-1%, 1%, 0) scale(1.03); }
  100% { transform: rotate(-3deg) translate3d(1.5%, -1%, 0) scale(1.05); }
}

@keyframes grainShift {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-1%, 1%); }
  50% { transform: translate(1%, -1%); }
  75% { transform: translate(0.5%, 1%); }
  100% { transform: translate(0, 0); }
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .noise,
  body::before,
  body::after {
    animation: none;
  }
}

@media (max-width: 740px) {
  .hero, .page-head { flex-direction: column; align-items: flex-start; }
}