feat: add new theme structure

6 files changed, 1577 insertions, 523 deletions

diff --git a/themes/modern-dark.css b/themes/modern-dark.css
deleted file mode 100644
index 645652d..0000000
--- a/themes/modern-dark.css
+++ /dev/null
@@ -1,523 +0,0 @@
-@import url("https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=DM+Mono:wght@300;400;500&family=Syne:wght@400;600;700;800&display=swap");
-
-/* ─── Design Tokens ─────────────────────────────────────── */
-:root {
-  --bg: #0a0a0b;
-  --surface: #111113;
-  --surface-2: #18181c;
-  --border: #232328;
-  --border-soft: rgba(255, 255, 255, 0.06);
-  --text: #e8e8e4;
-  --text-dim: #7a7a80;
-  --text-muted: #3e3e46;
-  --accent: #c8f23a; /* electric lime – sharp single accent */
-  --accent-dim: rgba(200, 242, 58, 0.12);
-  --accent-glow: rgba(200, 242, 58, 0.08);
-  --serif: "Instrument Serif", Georgia, serif;
-  --sans: "Syne", system-ui, sans-serif;
-  --mono: "DM Mono", ui-monospace, monospace;
-  --radius: 4px;
-  --max-w: 720px;
-  --transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
-}
-
-/* ─── Reset & Base ──────────────────────────────────────── */
-*,
-*::before,
-*::after {
-  box-sizing: border-box;
-}
-
-html {
-  scroll-behavior: smooth;
-}
-
-body {
-  margin: 0;
-  padding: 4rem 2rem 6rem;
-  background-color: var(--bg);
-  background-image:
-    radial-gradient(
-      ellipse 80% 50% at 50% -20%,
-      rgba(200, 242, 58, 0.05) 0%,
-      transparent 60%
-    ),
-    url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.015'%3E%3Ccircle cx='1' cy='1' r='1'/%3E%3C/g%3E%3C/svg%3E");
-  color: var(--text);
-  font-family: var(--serif);
-  line-height: 1.8;
-  font-size: 19px;
-  -webkit-font-smoothing: antialiased;
-  text-rendering: optimizeLegibility;
-}
-
-body > * {
-  max-width: var(--max-w);
-  margin-left: auto;
-  margin-right: auto;
-}
-
-/* ─── Headings ──────────────────────────────────────────── */
-h1,
-h2,
-h3,
-h4 {
-  font-family: var(--sans);
-  font-weight: 700;
-  line-height: 1.15;
-  letter-spacing: -0.02em;
-  scroll-margin-top: 1.5rem;
-  color: #f0f0ec;
-}
-
-h1 {
-  font-size: clamp(2.2rem, 5vw, 3rem);
-  font-weight: 800;
-  margin-bottom: 1.2rem;
-  /* Subtle accent underline on the first line */
-  background: linear-gradient(135deg, #f0f0ec 60%, var(--accent) 100%);
-  -webkit-background-clip: text;
-  -webkit-text-fill-color: transparent;
-  background-clip: text;
-}
-
-h2 {
-  font-size: 1.5rem;
-  margin-top: 3.5rem;
-  padding-top: 2rem;
-  border-top: 1px solid var(--border);
-  color: var(--text);
-}
-
-h3 {
-  font-size: 1.15rem;
-  font-weight: 600;
-  margin-top: 2.2rem;
-  color: var(--text);
-}
-
-/* ─── Paragraphs ────────────────────────────────────────── */
-p {
-  margin: 1.4rem 0;
-  color: #c8c8c4;
-  font-size: 1.2rem;
-}
-
-/* Drop cap for first paragraph after h1 */
-h1 + p::first-letter {
-  font-family: var(--serif);
-  font-size: 3.6rem;
-  font-style: italic;
-  float: left;
-  line-height: 0.82;
-  margin: 0.08em 0.1em 0 0;
-  color: var(--accent);
-}
-
-/* ─── Article Meta / Byline ─────────────────────────────── */
-.meta,
-time,
-.byline {
-  display: block;
-  font-family: var(--mono);
-  font-size: 0.75rem;
-  letter-spacing: 0.08em;
-  text-transform: uppercase;
-  color: var(--text-dim);
-  margin-bottom: 2.5rem;
-}
-
-/* ─── Links ─────────────────────────────────────────────── */
-a {
-  color: var(--text);
-  text-decoration: none;
-  border-bottom: 1px solid var(--border);
-  transition:
-    color var(--transition),
-    border-color var(--transition);
-}
-
-a:hover {
-  color: var(--accent);
-  border-bottom-color: var(--accent);
-}
-
-/* ─── Lists ─────────────────────────────────────────────── */
-ul,
-ol {
-  margin: 1.4rem 0 1.4rem 0;
-  padding-left: 0;
-  list-style: none;
-}
-
-ul li,
-ol li {
-  position: relative;
-  padding-left: 1.5rem;
-  margin: 0.55rem 0;
-  color: #c8c8c4;
-}
-
-ul li::before {
-  content: "–";
-  position: absolute;
-  left: 0;
-  color: var(--accent);
-  font-family: var(--mono);
-}
-
-ol {
-  counter-reset: ol-counter;
-}
-
-ol li {
-  counter-increment: ol-counter;
-}
-
-ol li::before {
-  content: counter(ol-counter, decimal-leading-zero);
-  position: absolute;
-  left: 0;
-  font-family: var(--mono);
-  font-size: 0.72rem;
-  color: var(--text-dim);
-  top: 0.22em;
-}
-
-/* ─── Horizontal Rule ───────────────────────────────────── */
-hr {
-  border: none;
-  margin: 3.5rem auto;
-  height: 1px;
-  background: linear-gradient(
-    90deg,
-    transparent,
-    var(--border) 20%,
-    var(--border) 80%,
-    transparent
-  );
-  position: relative;
-}
-
-hr::after {
-  content: "✦";
-  position: absolute;
-  left: 50%;
-  top: 50%;
-  transform: translate(-50%, -50%);
-  font-size: 0.65rem;
-  color: var(--text-muted);
-  background: var(--bg);
-  padding: 0 0.5rem;
-}
-
-/* ─── Blockquote ────────────────────────────────────────── */
-blockquote {
-  margin: 2.5rem 0;
-  padding: 1.5rem 1.8rem;
-  background: var(--surface);
-  border-left: 2px solid var(--accent);
-  border-radius: 0 var(--radius) var(--radius) 0;
-  position: relative;
-}
-
-blockquote p {
-  margin: 0;
-  font-style: italic;
-  font-size: 1.1rem;
-  color: #d8d8d4;
-}
-
-blockquote cite {
-  display: block;
-  margin-top: 0.8rem;
-  font-family: var(--mono);
-  font-size: 0.72rem;
-  letter-spacing: 0.06em;
-  color: var(--text-dim);
-  font-style: normal;
-}
-
-/* ─── Tables ────────────────────────────────────────────── */
-table {
-  width: 100%;
-  border-collapse: collapse;
-  margin: 2rem 0;
-  font-size: 0.9rem;
-  font-family: var(--mono);
-  background: var(--surface);
-  border-radius: var(--radius);
-  overflow: hidden;
-  border: 1px solid var(--border);
-}
-
-thead {
-  background: var(--surface-2);
-}
-
-th {
-  text-align: left;
-  padding: 0.75rem 1rem;
-  font-size: 0.7rem;
-  letter-spacing: 0.1em;
-  text-transform: uppercase;
-  color: var(--text-dim);
-  border-bottom: 1px solid var(--border);
-  font-weight: 500;
-}
-
-td {
-  padding: 0.65rem 1rem;
-  border-bottom: 1px solid var(--border-soft);
-  color: #c0c0bc;
-}
-
-tr:last-child td {
-  border-bottom: none;
-}
-
-tr:hover td {
-  background: var(--border-soft);
-}
-
-/* ─── Inline Code ───────────────────────────────────────── */
-code {
-  font-family: var(--mono);
-  font-size: 0.83rem;
-  background: var(--surface-2);
-  color: var(--accent);
-  padding: 0.18rem 0.4rem;
-  border-radius: var(--radius);
-  border: 1px solid var(--border);
-  word-break: break-word;
-}
-
-/* ─── Code Blocks ───────────────────────────────────────── */
-pre {
-  background: var(--surface);
-  border: 1px solid var(--border);
-  border-left: 2px solid var(--accent);
-  padding: 1.4rem 1.6rem;
-  overflow-x: auto;
-  border-radius: var(--radius);
-  margin: 2rem 0;
-  position: relative;
-}
-
-pre::before {
-  content: attr(data-lang);
-  position: absolute;
-  top: 0.6rem;
-  right: 0.8rem;
-  font-family: var(--mono);
-  font-size: 0.65rem;
-  letter-spacing: 0.1em;
-  text-transform: uppercase;
-  color: var(--text-muted);
-}
-
-pre code {
-  background: none;
-  border: none;
-  padding: 0;
-  color: #d0d0cc;
-  font-size: 0.87rem;
-  line-height: 1.65;
-}
-
-/* ─── Images ────────────────────────────────────────────── */
-img {
-  max-width: 100%;
-  height: auto;
-  display: block;
-  border-radius: var(--radius);
-  border: 1px solid var(--border);
-  margin: 2rem auto;
-}
-
-figure {
-  margin: 2.5rem 0;
-}
-
-figcaption {
-  font-family: var(--mono);
-  font-size: 0.72rem;
-  color: var(--text-dim);
-  text-align: center;
-  margin-top: 0.75rem;
-  letter-spacing: 0.04em;
-}
-
-/* ─── Footnotes / Aside ─────────────────────────────────── */
-aside,
-.note,
-.callout {
-  background: var(--accent-dim);
-  border: 1px solid rgba(200, 242, 58, 0.2);
-  border-radius: var(--radius);
-  padding: 1rem 1.2rem;
-  margin: 2rem 0;
-  font-size: 0.88rem;
-  color: #c0c0bc;
-}
-
-aside strong,
-.callout strong {
-  color: var(--accent);
-  font-family: var(--mono);
-  font-size: 0.7rem;
-  letter-spacing: 0.1em;
-  text-transform: uppercase;
-  display: block;
-  margin-left: 3px;
-  margin-bottom: 0.4rem;
-}
-
-/* ─── Navigation ─────────────────────────────────────────  */
-nav {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  padding: 1.2rem 0 3rem;
-  border-bottom: 1px solid var(--border);
-  margin-bottom: 3.5rem;
-}
-
-nav .logo {
-  font-family: var(--sans);
-  font-weight: 800;
-  font-size: 1.1rem;
-  letter-spacing: -0.02em;
-  color: var(--text);
-  border-bottom: none;
-}
-
-nav .logo span {
-  color: var(--accent);
-}
-
-nav ul {
-  display: flex;
-  gap: 2rem;
-  margin: 0;
-  padding: 0;
-  list-style: none;
-}
-
-nav ul li {
-  padding: 0;
-  margin: 0;
-}
-
-nav ul li::before {
-  display: none;
-}
-
-nav a {
-  font-family: var(--mono);
-  font-size: 0.72rem;
-  letter-spacing: 0.08em;
-  text-transform: uppercase;
-  color: var(--text-dim);
-  border-bottom: none;
-  transition: color var(--transition);
-}
-
-nav a:hover {
-  color: var(--accent);
-  border-bottom: none;
-}
-
-/* ─── Footer ─────────────────────────────────────────────  */
-footer {
-  margin-top: 5rem;
-  padding-top: 2rem;
-  border-top: 1px solid var(--border);
-  font-family: var(--mono);
-  font-size: 0.72rem;
-  letter-spacing: 0.05em;
-  color: var(--text-muted);
-  display: flex;
-  justify-content: space-between;
-  align-items: center;
-  flex-wrap: wrap;
-  gap: 1rem;
-}
-
-/* ─── Reading Progress Bar ───────────────────────────────  */
-.progress-bar {
-  position: fixed;
-  top: 0;
-  left: 0;
-  height: 2px;
-  background: var(--accent);
-  z-index: 999;
-  transform-origin: left;
-  width: 0%;
-  box-shadow: 0 0 8px var(--accent-glow);
-  transition: width 0.1s linear;
-}
-
-/* ─── Selection ──────────────────────────────────────────  */
-::selection {
-  background: rgba(200, 242, 58, 0.2);
-  color: var(--text);
-}
-
-/* ─── Scrollbar ──────────────────────────────────────────  */
-::-webkit-scrollbar {
-  width: 6px;
-  height: 6px;
-}
-
-::-webkit-scrollbar-track {
-  background: var(--bg);
-}
-::-webkit-scrollbar-thumb {
-  background: var(--border);
-  border-radius: 3px;
-}
-::-webkit-scrollbar-thumb:hover {
-  background: var(--text-muted);
-}
-
-/* ─── Abbr ───────────────────────────────────────────────  */
-abbr[title] {
-  border-bottom: 1px dotted var(--text-dim);
-  cursor: help;
-  text-decoration: none;
-}
-
-/* ─── Responsive ─────────────────────────────────────────  */
-@media (max-width: 700px) {
-  body {
-    padding: 2rem 1.2rem 4rem;
-    font-size: 17px;
-  }
-
-  h1 {
-    font-size: 2rem;
-  }
-  h2 {
-    font-size: 1.35rem;
-  }
-
-  nav ul {
-    gap: 1.2rem;
-  }
-  nav {
-    flex-wrap: wrap;
-    gap: 1rem;
-  }
-  footer {
-    flex-direction: column;
-    text-align: center;
-  }
-}
-
-/* ─── Focus Accessibility ────────────────────────────────  */
-:focus-visible {
-  outline: 2px solid var(--accent);
-  outline-offset: 3px;
-  border-radius: var(--radius);
-}
diff --git a/themes/modern-dark/home.html b/themes/modern-dark/home.html
new file mode 100644
index 0000000..2ff565a
--- /dev/null
+++ b/themes/modern-dark/home.html
@@ -0,0 +1,450 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>{{ .SiteTitle }}</title>
+    <link rel="preconnect" href="https://fonts.googleapis.com" />
+    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
+    <link
+      href="https://fonts.googleapis.com/css2?family=Cormorant:ital,wght@0,300;0,400;1,300;1,400&family=DM+Mono:wght@300;400&display=swap"
+      rel="stylesheet"
+    />
+    <style>
+      :root {
+        --bg: #0c0c0b;
+        --surface: #111110;
+        --border: #1e1e1c;
+        --border-2: #2a2a27;
+        --text: #e8e6e1;
+        --text-2: #8a8880;
+        --text-3: #3e3d3a;
+        --gold: #c9a96e;
+        --gold-dim: #7a6441;
+        --serif: "Cormorant", Georgia, serif;
+        --mono: "DM Mono", ui-monospace, monospace;
+        --ease: cubic-bezier(0.16, 1, 0.3, 1);
+      }
+
+      *,
+      *::before,
+      *::after {
+        box-sizing: border-box;
+      }
+      html {
+        scroll-behavior: smooth;
+      }
+
+      body {
+        margin: 0;
+        background: var(--bg);
+        color: var(--text);
+        font-family: var(--mono);
+        -webkit-font-smoothing: antialiased;
+        min-height: 100vh;
+      }
+
+      /* subtle grain overlay */
+      body::before {
+        content: "";
+        position: fixed;
+        inset: 0;
+        background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
+        pointer-events: none;
+        z-index: 9999;
+        opacity: 0.6;
+      }
+
+      /* ── Layout ── */
+      .page {
+        max-width: 600px;
+        margin: 0 auto;
+        padding: 0 2rem;
+      }
+
+      /* ── Nav ── */
+      nav {
+        display: flex;
+        justify-content: flex-end;
+        align-items: center;
+        padding: 2.4rem 0 0;
+        gap: 2rem;
+      }
+
+      nav a {
+        font-family: var(--mono);
+        font-size: 0.6rem;
+        letter-spacing: 0.14em;
+        text-transform: uppercase;
+        color: var(--text-3);
+        text-decoration: none;
+        transition: color 180ms ease;
+        position: relative;
+      }
+
+      nav a::after {
+        content: "";
+        position: absolute;
+        bottom: -2px;
+        left: 0;
+        width: 0;
+        height: 1px;
+        background: var(--gold);
+        transition: width 200ms var(--ease);
+      }
+
+      nav a:hover {
+        color: var(--gold);
+      }
+
+      nav a:hover::after {
+        width: 100%;
+      }
+
+      /* ── Hero ── */
+      .hero {
+        padding: 5.5rem 0 4.5rem;
+        border-bottom: 1px solid var(--border);
+        position: relative;
+      }
+
+      /* decorative vertical line */
+      .hero::before {
+        content: "";
+        position: absolute;
+        left: -2rem;
+        top: 5.5rem;
+        bottom: 4.5rem;
+        width: 1px;
+        background: linear-gradient(
+          to bottom,
+          transparent,
+          var(--gold-dim),
+          transparent
+        );
+        opacity: 0.5;
+      }
+
+      .hero-name {
+        font-family: var(--serif);
+        font-size: clamp(3rem, 9vw, 5rem);
+        font-weight: 300;
+        line-height: 1;
+        letter-spacing: 0.01em;
+        margin: 0 0 1.4rem;
+        color: var(--text);
+        animation: fadeUp 0.9s var(--ease) both;
+      }
+
+      .hero-name em {
+        font-style: italic;
+        color: var(--gold);
+        font-weight: 300;
+      }
+
+      .hero-role {
+        font-family: var(--mono);
+        font-size: 0.6rem;
+        letter-spacing: 0.18em;
+        text-transform: uppercase;
+        color: var(--text-3);
+        margin: 0 0 1.8rem;
+        animation: fadeUp 0.9s 0.1s var(--ease) both;
+        display: flex;
+        align-items: center;
+        gap: 0.8rem;
+      }
+
+      .hero-role::before {
+        content: "";
+        display: inline-block;
+        width: 20px;
+        height: 1px;
+        background: var(--gold-dim);
+      }
+
+      .hero-bio {
+        font-size: 0.8rem;
+        line-height: 1.9;
+        color: var(--text-2);
+        margin: 0;
+        max-width: 380px;
+        animation: fadeUp 0.9s 0.18s var(--ease) both;
+        font-weight: 300;
+        letter-spacing: 0.02em;
+      }
+
+      /* ── Writing section ── */
+      .writing-header {
+        display: flex;
+        align-items: center;
+        gap: 1.2rem;
+        padding: 3rem 0 1.8rem;
+      }
+
+      .writing-label {
+        font-family: var(--mono);
+        font-size: 0.58rem;
+        letter-spacing: 0.18em;
+        text-transform: uppercase;
+        color: var(--gold-dim);
+        white-space: nowrap;
+      }
+
+      .writing-rule {
+        flex: 1;
+        height: 1px;
+        background: var(--border);
+      }
+
+      /* ── Post list ── */
+      .post-list {
+        margin: 0;
+        padding: 0;
+        list-style: none;
+      }
+
+      .post-list li {
+        padding: 0;
+        margin: 0;
+      }
+
+      .post-item {
+        display: flex;
+        align-items: baseline;
+        gap: 1.8rem;
+        padding: 1.2rem 0;
+        text-decoration: none;
+        color: inherit;
+        border-bottom: 1px solid var(--border);
+        transition: border-color 200ms ease;
+        animation: fadeUp 0.6s var(--ease) both;
+        position: relative;
+      }
+
+      .post-item::before {
+        content: "";
+        position: absolute;
+        left: -2rem;
+        top: 0;
+        bottom: 0;
+        width: 1px;
+        background: var(--gold);
+        transform: scaleY(0);
+        transition: transform 240ms var(--ease);
+        transform-origin: top;
+      }
+
+      .post-item:hover::before {
+        transform: scaleY(1);
+      }
+
+      .post-item:hover .post-title {
+        color: var(--gold);
+      }
+
+      .post-item:hover .post-date {
+        color: var(--text-2);
+      }
+
+      .post-date {
+        font-family: var(--mono);
+        font-size: 0.57rem;
+        letter-spacing: 0.08em;
+        color: var(--text-3);
+        white-space: nowrap;
+        flex-shrink: 0;
+        padding-top: 0.15em;
+        min-width: 5.5rem;
+        transition: color 200ms ease;
+      }
+
+      .post-right {
+        flex: 1;
+        min-width: 0;
+      }
+
+      .post-title {
+        font-family: var(--serif);
+        font-size: 1.1rem;
+        font-weight: 300;
+        color: var(--text);
+        line-height: 1.4;
+        display: block;
+        letter-spacing: 0.01em;
+        transition: color 200ms ease;
+      }
+
+      .post-tags {
+        display: flex;
+        gap: 0.3rem;
+        margin-top: 0.45rem;
+        flex-wrap: wrap;
+      }
+
+      .pill {
+        display: inline-block;
+        font-family: var(--mono);
+        font-size: 0.54rem;
+        letter-spacing: 0.1em;
+        text-transform: uppercase;
+        padding: 0.18rem 0.5rem;
+        background: transparent;
+        border: 1px solid var(--border-2);
+        border-radius: 2px;
+        color: var(--text-3);
+      }
+
+      /* ── Empty state ── */
+      .empty {
+        font-family: var(--mono);
+        font-size: 0.65rem;
+        color: var(--text-3);
+        letter-spacing: 0.1em;
+        padding: 3rem 0;
+      }
+
+      /* ── Footer ── */
+      footer {
+        padding: 2.5rem 0 3.5rem;
+        display: flex;
+        justify-content: space-between;
+        align-items: center;
+        flex-wrap: wrap;
+        gap: 0.8rem;
+        font-family: var(--mono);
+        font-size: 0.58rem;
+        letter-spacing: 0.08em;
+        color: var(--text-3);
+      }
+
+      footer a {
+        color: inherit;
+        text-decoration: none;
+        border-bottom: 1px solid var(--border-2);
+        padding-bottom: 1px;
+        transition:
+          color 150ms ease,
+          border-color 150ms ease;
+      }
+
+      footer a:hover {
+        color: var(--gold);
+        border-color: var(--gold-dim);
+      }
+
+      /* ── Animations ── */
+      @keyframes fadeUp {
+        from {
+          opacity: 0;
+          transform: translateY(12px);
+        }
+        to {
+          opacity: 1;
+          transform: translateY(0);
+        }
+      }
+
+      .post-item:nth-child(1) {
+        animation-delay: 0.22s;
+      }
+      .post-item:nth-child(2) {
+        animation-delay: 0.3s;
+      }
+      .post-item:nth-child(3) {
+        animation-delay: 0.38s;
+      }
+      .post-item:nth-child(4) {
+        animation-delay: 0.46s;
+      }
+      .post-item:nth-child(5) {
+        animation-delay: 0.54s;
+      }
+      .post-item:nth-child(6) {
+        animation-delay: 0.62s;
+      }
+
+      /* ── Mobile ── */
+      @media (max-width: 500px) {
+        .page {
+          padding: 0 1.4rem;
+        }
+        .hero {
+          padding: 3.5rem 0 3rem;
+        }
+        .hero::before {
+          left: -1.4rem;
+        }
+        .post-item {
+          flex-direction: column;
+          gap: 0.25rem;
+        }
+        .post-item::before {
+          left: -1.4rem;
+        }
+        .post-date {
+          min-width: unset;
+        }
+        footer {
+          flex-direction: column;
+        }
+      }
+
+      :focus-visible {
+        outline: 1px solid var(--gold);
+        outline-offset: 3px;
+        border-radius: 1px;
+      }
+    </style>
+  </head>
+  <body>
+    <div class="page">
+      <nav>
+        <a href="/about">About</a>
+        <a href="/feed.xml">RSS</a>
+      </nav>
+
+      <header class="hero">
+        <h1 class="hero-name">{{ .AuthorName }}</h1>
+        <p class="hero-role">{{ .AuthorRole }}</p>
+        <p class="hero-bio">{{ .AuthorBio }}</p>
+      </header>
+
+      <main>
+        <div class="writing-header">
+          <span class="writing-label">Writing</span>
+          <span class="writing-rule"></span>
+        </div>
+
+        {{ if .Posts }}
+        <ul class="post-list">
+          {{ range .Posts }}
+          <li>
+            <a class="post-item" href="/{{ .Slug }}/">
+              <span class="post-right">
+                <span class="post-title">{{ .Title }}</span>
+                {{ if .Tags }}
+                <span class="post-tags">
+                  {{ range .Tags }}
+                  <span class="pill">{{ . }}</span>
+                  {{ end }}
+                </span>
+                {{ end }}
+              </span>
+              <span class="post-date">{{ .Date }}</span>
+            </a>
+          </li>
+          {{ end }}
+        </ul>
+        {{ else }}
+        <p class="empty">No posts yet.</p>
+        {{ end }}
+      </main>
+
+      <footer>
+        <span>© {{ .Year }} {{ .AuthorName }}</span>
+        <span>Built with <a href="#">kite</a></span>
+      </footer>
+    </div>
+  </body>
+</html>
diff --git a/themes/modern-dark/layout.html b/themes/modern-dark/layout.html
new file mode 100644
index 0000000..c3f351c
--- /dev/null
+++ b/themes/modern-dark/layout.html
@@ -0,0 +1,523 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta name="description" content="{{ .Title }}" />
+    <title>{{ .Title }}</title>
+    <link rel="preconnect" href="https://fonts.googleapis.com" />
+    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
+    <link
+      href="https://fonts.googleapis.com/css2?family=Cormorant:ital,wght@0,300;0,400;1,300;1,400&family=DM+Mono:wght@300;400&display=swap"
+      rel="stylesheet"
+    />
+    <link
+      href="https://cdn.jsdelivr.net/npm/prismjs/themes/prism-okaidia.css"
+      rel="stylesheet"
+    />
+    <script src="https://cdn.jsdelivr.net/npm/prismjs/prism.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/prismjs/plugins/autoloader/prism-autoloader.min.js"></script>
+    <style>
+      :root {
+        --bg: #0c0c0b;
+        --surface: #111110;
+        --border: #1e1e1c;
+        --border-2: #2a2a27;
+        --text: #e8e6e1;
+        --text-2: #8a8880;
+        --text-3: #3e3d3a;
+        --gold: #c9a96e;
+        --gold-dim: #7a6441;
+        --serif: "Cormorant", Georgia, serif;
+        --mono: "DM Mono", ui-monospace, monospace;
+        --ease: cubic-bezier(0.16, 1, 0.3, 1);
+      }
+
+      *,
+      *::before,
+      *::after {
+        box-sizing: border-box;
+      }
+      html {
+        scroll-behavior: smooth;
+      }
+
+      body {
+        margin: 0;
+        background: var(--bg);
+        color: var(--text);
+        font-family: var(--mono);
+        -webkit-font-smoothing: antialiased;
+        min-height: 100vh;
+      }
+
+      /* grain overlay */
+      body::before {
+        content: "";
+        position: fixed;
+        inset: 0;
+        background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
+        pointer-events: none;
+        z-index: 9999;
+        opacity: 0.6;
+      }
+
+      /* ── Article layout ── */
+      .article {
+        max-width: 600px;
+        margin: 0 auto;
+        padding: 5rem 2rem 6rem;
+        animation: fadeUp 0.8s var(--ease) both;
+      }
+
+      @keyframes fadeUp {
+        from {
+          opacity: 0;
+          transform: translateY(14px);
+        }
+        to {
+          opacity: 1;
+          transform: translateY(0);
+        }
+      }
+
+      /* ── Article heading ── */
+      .article > h1 {
+        font-family: var(--serif);
+        font-size: clamp(2.2rem, 7vw, 3.4rem);
+        font-weight: 300;
+        line-height: 1.1;
+        letter-spacing: 0.01em;
+        color: var(--text);
+        margin: 0 0 3.5rem;
+        padding-bottom: 2.5rem;
+        border-bottom: 1px solid var(--border);
+        position: relative;
+      }
+
+      .article > h1::after {
+        content: "";
+        position: absolute;
+        bottom: -1px;
+        left: 0;
+        width: 40px;
+        height: 1px;
+        background: var(--gold);
+      }
+
+      /* ── Body prose ── */
+      .article p {
+        font-family: var(--serif);
+        font-size: 1.05rem;
+        font-weight: 300;
+        line-height: 1.85;
+        color: var(--text-2);
+        margin: 0 0 1.6rem;
+        letter-spacing: 0.01em;
+      }
+
+      .article h2 {
+        font-family: var(--serif);
+        font-size: 1.5rem;
+        font-weight: 400;
+        color: var(--text);
+        letter-spacing: 0.01em;
+        margin: 3rem 0 1rem;
+        padding-bottom: 0.6rem;
+        border-bottom: 1px solid var(--border);
+        scroll-margin-top: 2rem;
+      }
+
+      .article h3 {
+        font-family: var(--mono);
+        font-size: 0.68rem;
+        font-weight: 400;
+        color: var(--gold);
+        letter-spacing: 0.16em;
+        text-transform: uppercase;
+        margin: 2.5rem 0 0.8rem;
+        scroll-margin-top: 2rem;
+      }
+
+      .article h4 {
+        font-family: var(--mono);
+        font-size: 0.62rem;
+        color: var(--text-2);
+        letter-spacing: 0.12em;
+        text-transform: uppercase;
+        margin: 1.8rem 0 0.6rem;
+        scroll-margin-top: 2rem;
+      }
+
+      .article a {
+        color: var(--gold);
+        text-decoration: none;
+        border-bottom: 1px solid var(--gold-dim);
+        padding-bottom: 1px;
+        transition:
+          border-color 150ms ease,
+          opacity 150ms ease;
+      }
+
+      .article a:hover {
+        opacity: 0.75;
+        border-color: var(--gold);
+      }
+
+      .article strong {
+        color: var(--text);
+        font-weight: 400;
+      }
+
+      .article em {
+        font-style: italic;
+        color: var(--text);
+      }
+
+      .article blockquote {
+        margin: 2rem 0;
+        padding: 1.2rem 0 1.2rem 1.6rem;
+        border-left: 1px solid var(--gold-dim);
+        color: var(--text-2);
+        font-family: var(--serif);
+        font-style: italic;
+        font-size: 1.05rem;
+      }
+
+      .article blockquote p {
+        margin: 0;
+      }
+
+      .article code {
+        font-family: var(--mono);
+        font-size: 0.78rem;
+        color: var(--gold);
+        background: var(--surface);
+        border: 1px solid var(--border-2);
+        padding: 0.1em 0.38em;
+        border-radius: 2px;
+      }
+
+      .article pre {
+        background: var(--surface) !important;
+        border: 1px solid var(--border) !important;
+        border-radius: 3px;
+        padding: 1.4rem 1.6rem !important;
+        overflow-x: auto;
+        margin: 1.6rem 0 2rem;
+      }
+
+      .article pre code {
+        background: none;
+        border: none;
+        padding: 0;
+        color: inherit;
+        font-size: 0.78rem;
+        letter-spacing: 0.02em;
+      }
+
+      .article hr {
+        border: none;
+        border-top: 1px solid var(--border);
+        margin: 3rem 0;
+        position: relative;
+      }
+
+      .article hr::after {
+        content: "◆";
+        position: absolute;
+        left: 50%;
+        top: 50%;
+        transform: translate(-50%, -50%);
+        font-size: 0.4rem;
+        color: var(--gold-dim);
+        background: var(--bg);
+        padding: 0 0.6rem;
+      }
+
+      .article ul,
+      .article ol {
+        padding-left: 1.6rem;
+        margin: 0 0 1.6rem;
+      }
+
+      .article li {
+        font-family: var(--serif);
+        font-size: 1.05rem;
+        font-weight: 300;
+        line-height: 1.8;
+        color: var(--text-2);
+        padding-left: 0.3rem;
+        margin-bottom: 0.3rem;
+      }
+
+      .article li::marker {
+        color: var(--gold-dim);
+        font-size: 0.7em;
+      }
+
+      /* ── TOC ── */
+      .toc {
+        position: static !important;
+        width: auto !important;
+        right: auto !important;
+        top: auto !important;
+        background: var(--surface) !important;
+        border: 1px solid var(--border) !important;
+        border-left: 2px solid var(--gold-dim) !important;
+        padding: 1.2rem 1.6rem !important;
+        margin: 0 0 3.5rem !important;
+        border-radius: 2px;
+      }
+
+      .toc-title {
+        margin: 0 0 0.9rem !important;
+        font-size: 0.55rem !important;
+        letter-spacing: 0.18em;
+        text-transform: uppercase;
+        color: var(--gold-dim) !important;
+        line-height: 1 !important;
+        display: block;
+        font-family: var(--mono);
+      }
+
+      .toc ul {
+        display: block;
+        margin: 0;
+        padding: 0;
+        list-style: none;
+      }
+
+      .toc li {
+        display: block;
+        padding-left: 0 !important;
+        margin: 0.22rem 0 !important;
+        list-style: none;
+      }
+
+      .toc li::before {
+        display: none !important;
+      }
+
+      .toc a {
+        font-family: var(--mono);
+        font-size: 0.68rem;
+        letter-spacing: 0.04em;
+        color: var(--text-3) !important;
+        text-decoration: none !important;
+        border: none !important;
+        padding: 0 !important;
+        transition: color 150ms ease;
+      }
+
+      .toc a:hover {
+        color: var(--text-2) !important;
+      }
+
+      .toc a.active {
+        color: var(--gold) !important;
+        font-weight: 400;
+      }
+
+      .toc-toggle {
+        display: flex;
+        align-items: center;
+        gap: 0.6rem;
+        cursor: pointer;
+        background: none;
+        border: none;
+        padding: 0;
+        font-family: var(--mono);
+        font-size: 0.58rem;
+        letter-spacing: 0.14em;
+        text-transform: uppercase;
+        color: var(--text-3);
+        margin-bottom: 0.9rem;
+        width: 100%;
+        text-align: left;
+        transition: color 150ms ease;
+      }
+
+      .toc-toggle:hover {
+        color: var(--text-2);
+      }
+
+      .toc-toggle svg {
+        transition: transform 160ms ease;
+        flex-shrink: 0;
+      }
+
+      .toc-toggle[aria-expanded="false"] svg {
+        transform: rotate(-90deg);
+      }
+
+      .toc-body {
+        overflow: hidden;
+        transition:
+          max-height 260ms ease,
+          opacity 220ms ease;
+        max-height: 800px;
+        opacity: 1;
+      }
+
+      .toc-body.collapsed {
+        max-height: 0;
+        opacity: 0;
+      }
+
+      @media (max-width: 699px) {
+        .toc-title {
+          display: none;
+        }
+        .toc-toggle {
+          display: flex;
+        }
+      }
+
+      @media (min-width: 700px) {
+        .toc-toggle {
+          display: none;
+        }
+        .toc-title {
+          display: block;
+        }
+        .toc-body {
+          max-height: none !important;
+          opacity: 1 !important;
+        }
+      }
+
+      @media (min-width: 1100px) {
+        .toc {
+          position: fixed !important;
+          top: 5.5rem !important;
+          left: max(2rem, calc((100vw - 600px) / 2 - 220px)) !important;
+          width: 190px !important;
+          background: transparent !important;
+          border: none !important;
+          border-left: 1px solid var(--border) !important;
+          padding: 0 0 0 1.2rem !important;
+          margin: 0 !important;
+        }
+
+        .toc-toggle {
+          display: none;
+        }
+        .toc-title {
+          display: block;
+        }
+        .toc-body {
+          max-height: none !important;
+          opacity: 1 !important;
+        }
+
+        .toc-level-2 {
+          margin-left: 0.7rem !important;
+        }
+        .toc-level-3 {
+          margin-left: 1.3rem !important;
+        }
+        .toc-level-4 {
+          margin-left: 1.9rem !important;
+        }
+      }
+
+      /* ── Mobile ── */
+      @media (max-width: 500px) {
+        .article {
+          padding: 3rem 1.4rem 4rem;
+        }
+      }
+
+      :focus-visible {
+        outline: 1px solid var(--gold);
+        outline-offset: 3px;
+        border-radius: 1px;
+      }
+    </style>
+  </head>
+  <body>
+    <main class="article">
+      <nav class="toc" aria-label="Table of contents">
+        <button
+          class="toc-toggle"
+          aria-expanded="false"
+          aria-controls="toc-body"
+        >
+          <svg
+            width="10"
+            height="10"
+            viewBox="0 0 10 10"
+            fill="none"
+            aria-hidden="true"
+          >
+            <path
+              d="M2 3.5L5 6.5L8 3.5"
+              stroke="currentColor"
+              stroke-width="1.4"
+              stroke-linecap="round"
+              stroke-linejoin="round"
+            />
+          </svg>
+          Contents
+        </button>
+
+        <span class="toc-title">Contents</span>
+
+        <div class="toc-body collapsed" id="toc-body">
+          <ul>
+            {{ range .TOC }}
+            <li class="toc-level-{{ .Level }}">
+              <a href="#{{ .ID }}">{{ .Text }}</a>
+            </li>
+            {{ end }}
+          </ul>
+        </div>
+      </nav>
+
+      <h1>{{ .Title }}</h1>
+      {{ .Content }}
+    </main>
+
+    <script>
+      const toggle = document.querySelector(".toc-toggle");
+      const body = document.getElementById("toc-body");
+
+      if (toggle && body) {
+        toggle.addEventListener("click", () => {
+          const expanded = toggle.getAttribute("aria-expanded") === "true";
+          toggle.setAttribute("aria-expanded", String(!expanded));
+          body.classList.toggle("collapsed", expanded);
+        });
+      }
+
+      const tocLinks = document.querySelectorAll(".toc a");
+
+      if (tocLinks.length > 0) {
+        const headingIDs = Array.from(tocLinks).map((a) =>
+          decodeURIComponent(a.getAttribute("href").slice(1)),
+        );
+        const headings = headingIDs
+          .map((id) => document.getElementById(id))
+          .filter(Boolean);
+
+        let current = null;
+
+        const observer = new IntersectionObserver(
+          (entries) => {
+            entries.forEach((entry) => {
+              if (entry.isIntersecting) current = entry.target.id;
+            });
+            tocLinks.forEach((a) => {
+              const id = decodeURIComponent(a.getAttribute("href").slice(1));
+              a.classList.toggle("active", id === current);
+            });
+          },
+          { rootMargin: "0px 0px -70% 0px", threshold: 0 },
+        );
+
+        headings.forEach((h) => observer.observe(h));
+      }
+    </script>
+  </body>
+</html>
diff --git a/themes/modern-light/home.html b/themes/modern-light/home.html
new file mode 100644
index 0000000..0e963fe
--- /dev/null
+++ b/themes/modern-light/home.html
@@ -0,0 +1,362 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>{{ .SiteTitle }}</title>
+    <link rel="preconnect" href="https://fonts.googleapis.com" />
+    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
+    <link
+      href="https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Geist:wght@300;400;500&family=Geist+Mono:wght@400;500&display=swap"
+      rel="stylesheet"
+    />
+    <style>
+      :root {
+        --bg: #f9f8f6;
+        --surface: #ffffff;
+        --border: #e4e3df;
+        --text: #111110;
+        --text-2: #5c5b57;
+        --text-3: #a8a7a2;
+        --warm: #b85c38;
+        --serif: "Instrument Serif", Georgia, serif;
+        --sans: "Geist", system-ui, sans-serif;
+        --mono: "Geist Mono", ui-monospace, monospace;
+        --ease: cubic-bezier(0.16, 1, 0.3, 1);
+      }
+
+      *,
+      *::before,
+      *::after {
+        box-sizing: border-box;
+      }
+
+      html {
+        scroll-behavior: smooth;
+      }
+
+      body {
+        margin: 0;
+        background: var(--bg);
+        color: var(--text);
+        font-family: var(--sans);
+        -webkit-font-smoothing: antialiased;
+        min-height: 100vh;
+      }
+
+      /* ── Layout ── */
+      .page {
+        max-width: 640px;
+        margin: 0 auto;
+        padding: 0 2rem;
+      }
+
+      /* ── Nav ── */
+      nav {
+        display: flex;
+        justify-content: flex-end;
+        align-items: center;
+        padding: 2rem 0 0;
+        gap: 2rem;
+      }
+
+      nav a {
+        font-family: var(--mono);
+        font-size: 0.68rem;
+        letter-spacing: 0.08em;
+        text-transform: uppercase;
+        color: var(--text-3);
+        text-decoration: none;
+        transition: color 120ms ease;
+      }
+
+      nav a:hover {
+        color: var(--text);
+      }
+
+      /* ── Hero ── */
+      .hero {
+        padding: 5rem 0 4rem;
+        border-bottom: 1px solid var(--border);
+      }
+
+      .hero-name {
+        font-family: var(--serif);
+        font-size: clamp(2.8rem, 8vw, 4.5rem);
+        font-weight: 400;
+        line-height: 1.05;
+        letter-spacing: -0.01em;
+        margin: 0 0 1.2rem;
+        color: var(--text);
+        animation: fadeUp 0.7s var(--ease) both;
+      }
+
+      .hero-name em {
+        font-style: italic;
+        color: var(--text-2);
+      }
+
+      .hero-role {
+        font-family: var(--mono);
+        font-size: 0.7rem;
+        letter-spacing: 0.1em;
+        text-transform: uppercase;
+        color: var(--text-3);
+        margin: 0 0 1.4rem;
+        animation: fadeUp 0.7s 0.08s var(--ease) both;
+      }
+
+      .hero-bio {
+        font-size: 0.975rem;
+        line-height: 1.8;
+        color: var(--text-2);
+        margin: 0;
+        max-width: 420px;
+        animation: fadeUp 0.7s 0.15s var(--ease) both;
+      }
+
+      /* ── Writing section ── */
+      .writing-header {
+        display: flex;
+        align-items: center;
+        gap: 1rem;
+        padding: 2.8rem 0 1.6rem;
+      }
+
+      .writing-label {
+        font-family: var(--mono);
+        font-size: 0.64rem;
+        letter-spacing: 0.12em;
+        text-transform: uppercase;
+        color: var(--text-3);
+        white-space: nowrap;
+      }
+
+      .writing-rule {
+        flex: 1;
+        height: 1px;
+        background: var(--border);
+      }
+
+      /* ── Post list ── */
+      .post-list {
+        margin: 0;
+        padding: 0;
+        list-style: none;
+      }
+
+      .post-list li {
+        padding: 0;
+        margin: 0;
+      }
+
+      .post-list li::before {
+        display: none;
+      }
+
+      .post-item {
+        display: flex;
+        align-items: baseline;
+        gap: 1.5rem;
+        padding: 1rem 0;
+        text-decoration: none;
+        color: inherit;
+        border-bottom: 1px solid var(--border);
+        transition: opacity 140ms ease;
+        animation: fadeUp 0.5s var(--ease) both;
+      }
+
+      .post-item:hover {
+        opacity: 0.55;
+      }
+
+      .post-date {
+        font-family: var(--mono);
+        font-size: 0.63rem;
+        letter-spacing: 0.05em;
+        color: var(--text-3);
+        white-space: nowrap;
+        flex-shrink: 0;
+        padding-top: 0.1em;
+        min-width: 5.5rem;
+      }
+
+      .post-right {
+        flex: 1;
+        min-width: 0;
+      }
+
+      .post-title {
+        font-family: var(--serif);
+        font-size: 1.05rem;
+        font-weight: 400;
+        color: var(--text);
+        line-height: 1.45;
+        display: block;
+      }
+
+      .post-tags {
+        display: flex;
+        gap: 0.3rem;
+        margin-top: 0.4rem;
+        flex-wrap: wrap;
+      }
+
+      .pill {
+        display: inline-block;
+        font-family: var(--mono);
+        font-size: 0.58rem;
+        letter-spacing: 0.06em;
+        text-transform: uppercase;
+        padding: 0.15rem 0.45rem;
+        background: transparent;
+        border: 1px solid var(--border);
+        border-radius: 100px;
+        color: var(--text-3);
+      }
+
+      /* ── Empty state ── */
+      .empty {
+        font-family: var(--mono);
+        font-size: 0.72rem;
+        color: var(--text-3);
+        letter-spacing: 0.06em;
+        padding: 2.5rem 0;
+      }
+
+      /* ── Footer ── */
+      footer {
+        padding: 2.5rem 0 3rem;
+        display: flex;
+        justify-content: space-between;
+        align-items: center;
+        flex-wrap: wrap;
+        gap: 0.8rem;
+        font-family: var(--mono);
+        font-size: 0.65rem;
+        letter-spacing: 0.05em;
+        color: var(--text-3);
+      }
+
+      footer a {
+        color: inherit;
+        text-decoration: underline;
+        text-underline-offset: 3px;
+        text-decoration-color: var(--border);
+        transition: color 120ms ease;
+      }
+
+      footer a:hover {
+        color: var(--text);
+      }
+
+      /* ── Animations ── */
+      @keyframes fadeUp {
+        from {
+          opacity: 0;
+          transform: translateY(10px);
+        }
+        to {
+          opacity: 1;
+          transform: translateY(0);
+        }
+      }
+
+      /* stagger post items */
+      .post-item:nth-child(1) {
+        animation-delay: 0.2s;
+      }
+      .post-item:nth-child(2) {
+        animation-delay: 0.27s;
+      }
+      .post-item:nth-child(3) {
+        animation-delay: 0.34s;
+      }
+      .post-item:nth-child(4) {
+        animation-delay: 0.41s;
+      }
+      .post-item:nth-child(5) {
+        animation-delay: 0.48s;
+      }
+      .post-item:nth-child(6) {
+        animation-delay: 0.55s;
+      }
+
+      /* ── Mobile ── */
+      @media (max-width: 500px) {
+        .page {
+          padding: 0 1.4rem;
+        }
+        .hero {
+          padding: 3.5rem 0 3rem;
+        }
+        .post-item {
+          flex-direction: column;
+          gap: 0.2rem;
+        }
+        .post-date {
+          min-width: unset;
+        }
+        footer {
+          flex-direction: column;
+        }
+      }
+
+      :focus-visible {
+        outline: 2px solid var(--text);
+        outline-offset: 3px;
+        border-radius: 2px;
+      }
+    </style>
+  </head>
+  <body>
+    <div class="page">
+      <nav>
+        <a href="/about">About</a>
+        <a href="/feed.xml">RSS</a>
+      </nav>
+
+      <header class="hero">
+        <h1 class="hero-name">{{ .AuthorName }}</h1>
+        <p class="hero-role">{{ .AuthorRole }}</p>
+        <p class="hero-bio">{{ .AuthorBio }}</p>
+      </header>
+
+      <main>
+        <div class="writing-header">
+          <span class="writing-label">Writing</span>
+          <span class="writing-rule"></span>
+        </div>
+
+        {{ if .Posts }}
+        <ul class="post-list">
+          {{ range .Posts }}
+          <li>
+            <a class="post-item" href="/{{ .Slug }}/">
+              <span class="post-right">
+                <span class="post-title">{{ .Title }}</span>
+                {{ if .Tags }}
+                <span class="post-tags">
+                  {{ range .Tags }}
+                  <span class="pill">{{ . }}</span>
+                  {{ end }}
+                </span>
+                {{ end }}
+              </span>
+              <span class="post-date">{{ .Date }}</span>
+            </a>
+          </li>
+          {{ end }}
+        </ul>
+        {{ else }}
+        <p class="empty">No posts yet.</p>
+        {{ end }}
+      </main>
+
+      <footer>
+        <span>© {{ .Year }} {{ .AuthorName }}</span>
+        <span>Built with <a href="#">kite</a></span>
+      </footer>
+    </div>
+  </body>
+</html>
diff --git a/themes/modern-light/layout.html b/themes/modern-light/layout.html
new file mode 100644
index 0000000..97bdb4b
--- /dev/null
+++ b/themes/modern-light/layout.html
@@ -0,0 +1,242 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta name="description" content="{{ .Title }}" />
+    <title>{{ .Title }}</title>
+    <link rel="preconnect" href="https://fonts.googleapis.com" />
+    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
+    <link
+      href="https://cdn.jsdelivr.net/npm/prismjs/themes/prism.css"
+      rel="stylesheet"
+    />
+    <script src="https://cdn.jsdelivr.net/npm/prismjs/prism.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/prismjs/plugins/autoloader/prism-autoloader.min.js"></script>
+    <link rel="stylesheet" href="../style.css" />
+    <style>
+      .toc {
+        position: static !important;
+        width: auto !important;
+        right: auto !important;
+        top: auto !important;
+        background: var(--bg-subtle) !important;
+        border: 1px solid var(--border) !important;
+        padding: 1.2rem 1.4rem !important;
+        margin: 0 0 3rem !important;
+      }
+
+      .toc-title {
+        margin: 0 0 0.8rem !important;
+        font-size: 0.65rem !important;
+        line-height: 1 !important;
+        display: block;
+      }
+
+      .toc ul {
+        display: block;
+        margin: 0;
+        padding: 0;
+      }
+
+      .toc li {
+        display: block;
+        padding-left: 0 !important;
+        margin: 0.25rem 0 !important;
+      }
+
+      .toc li::before {
+        display: none !important;
+      }
+
+      .toc a.active {
+        color: var(--text);
+        font-weight: 500;
+      }
+
+      .toc-toggle {
+        display: flex;
+        align-items: center;
+        gap: 0.5rem;
+        cursor: pointer;
+        background: none;
+        border: none;
+        padding: 0;
+        font-family: var(--mono);
+        font-size: 0.65rem;
+        letter-spacing: 0.1em;
+        text-transform: uppercase;
+        color: var(--text-muted);
+        margin-bottom: 0.8rem;
+        width: 100%;
+        text-align: left;
+      }
+
+      .toc-toggle svg {
+        transition: transform 140ms ease;
+        flex-shrink: 0;
+      }
+
+      .toc-toggle[aria-expanded="false"] svg {
+        transform: rotate(-90deg);
+      }
+
+      .toc-body {
+        overflow: hidden;
+        transition:
+          max-height 240ms ease,
+          opacity 200ms ease;
+        max-height: 800px;
+        opacity: 1;
+      }
+
+      .toc-body.collapsed {
+        max-height: 0;
+        opacity: 0;
+      }
+
+      @media (max-width: 699px) {
+        .toc-title {
+          display: none;
+        }
+        .toc-toggle {
+          display: flex;
+        }
+        .toc-body {
+        }
+      }
+
+      @media (min-width: 700px) {
+        .toc-toggle {
+          display: none;
+        }
+        .toc-title {
+          display: block;
+        }
+        .toc-body {
+          max-height: none !important;
+          opacity: 1 !important;
+        }
+      }
+
+      @media (min-width: 1100px) {
+        .toc {
+          position: fixed !important;
+          top: 6rem !important;
+          left: max(2rem, calc((100vw - 680px) / 2 - 220px)) !important;
+          width: 200px !important;
+          background: transparent !important;
+          border: none !important;
+          padding: 0 !important;
+          margin: 0 !important;
+        }
+
+        .toc-toggle {
+          display: none;
+        }
+        .toc-title {
+          display: block;
+        }
+        .toc-body {
+          max-height: none !important;
+          opacity: 1 !important;
+        }
+
+        .toc-level-2 {
+          margin-left: 0.8rem !important;
+        }
+        .toc-level-3 {
+          margin-left: 1.4rem !important;
+        }
+        .toc-level-4 {
+          margin-left: 2rem !important;
+        }
+      }
+    </style>
+  </head>
+  <body>
+    <main class="article">
+      <nav class="toc" aria-label="Table of contents">
+        <button
+          class="toc-toggle"
+          aria-expanded="false"
+          aria-controls="toc-body"
+        >
+          <svg
+            width="10"
+            height="10"
+            viewBox="0 0 10 10"
+            fill="none"
+            aria-hidden="true"
+          >
+            <path
+              d="M2 3.5L5 6.5L8 3.5"
+              stroke="currentColor"
+              stroke-width="1.4"
+              stroke-linecap="round"
+              stroke-linejoin="round"
+            />
+          </svg>
+          Contents
+        </button>
+
+        <div class="toc-body collapsed" id="toc-body">
+          <ul>
+            {{ range .TOC }}
+            <li class="toc-level-{{ .Level }}">
+              <a href="#{{ .ID }}">{{ .Text }}</a>
+            </li>
+            {{ end }}
+          </ul>
+        </div>
+      </nav>
+
+      <h1>{{ .Title }}</h1>
+      {{ .Content }}
+    </main>
+
+    <script>
+      const toggle = document.querySelector(".toc-toggle");
+      const body = document.getElementById("toc-body");
+
+      if (toggle && body) {
+        toggle.addEventListener("click", () => {
+          const expanded = toggle.getAttribute("aria-expanded") === "true";
+          toggle.setAttribute("aria-expanded", String(!expanded));
+          body.classList.toggle("collapsed", expanded);
+        });
+      }
+
+      const tocLinks = document.querySelectorAll(".toc a");
+
+      if (tocLinks.length > 0) {
+        const headingIDs = Array.from(tocLinks).map((a) =>
+          decodeURIComponent(a.getAttribute("href").slice(1)),
+        );
+        const headings = headingIDs
+          .map((id) => document.getElementById(id))
+          .filter(Boolean);
+
+        let current = null;
+
+        const observer = new IntersectionObserver(
+          (entries) => {
+            entries.forEach((entry) => {
+              if (entry.isIntersecting) {
+                current = entry.target.id;
+              }
+            });
+
+            tocLinks.forEach((a) => {
+              const id = decodeURIComponent(a.getAttribute("href").slice(1));
+              a.classList.toggle("active", id === current);
+            });
+          },
+          { rootMargin: "0px 0px -70% 0px", threshold: 0 },
+        );
+
+        headings.forEach((h) => observer.observe(h));
+      }
+    </script>
+  </body>
+</html>
diff --git a/themes/modern-light.css b/themes/modern-light/style.css
index 73e6d44..73e6d44 100644
--- a/themes/modern-light.css
+++ b/themes/modern-light/style.css