@font-face {
  font-family: "Instrument Serif";
  src: url("../fonts/instrument-serif-regular.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Instrument Serif";
  src: url("../fonts/instrument-serif-italic.woff2") format("woff2");
  font-style: italic;
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("../fonts/ibm-plex-mono-regular.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

/* ------------------------------------------------------------
   Tokens — only white and black surfaces
------------------------------------------------------------ */
:root {
  --bg: #ffffff;
  --fg: #111111;
  --muted: #676767;
  --faint: #8d8d8d;
  --line: rgba(17, 17, 17, 0.14);
  --line-strong: rgba(17, 17, 17, 0.42);
  --accent: #d04527;
  --accent-strong: #a8341c;
  --selection: #f4d3ca;
  --sans: "Noto Sans CJK SC", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
  --serif: "AR PL UMing CN", "AR PL UMing TW", "Songti SC", "STSong", "SimSun",
    serif;
  --display: "Instrument Serif", "AR PL UMing CN", "Songti SC", serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", "Cascadia Mono", monospace;
  --container: 1280px;
  --gutter: clamp(22px, 5vw, 64px);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

[data-theme="dark"] {
  --bg: #000000;
  --fg: #f2f2ef;
  --muted: #a2a2a0;
  --faint: #7d7d7a;
  --line: rgba(255, 255, 255, 0.16);
  --line-strong: rgba(255, 255, 255, 0.44);
  --accent: #ff6b4a;
  --accent-strong: #ff8b70;
  --selection: #5b2014;
}

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

html {
  scroll-behavior: smooth;
  color-scheme: light;
  overflow-x: hidden;
}
[data-theme="dark"] {
  color-scheme: dark;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  transition: background-color 0.25s ease, color 0.25s ease;
}

::selection {
  background: var(--selection);
  color: var(--fg);
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

h1,
h2,
h3,
h4,
p,
figure,
blockquote {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

:focus-visible {
  outline: 1.5px solid var(--accent);
  outline-offset: 4px;
}

.container {
  width: min(var(--container), calc(100% - var(--gutter) * 2));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 5000;
  padding: 10px 16px;
  background: var(--fg);
  color: var(--bg);
  font-size: 12px;
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}
.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.mono {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.accent {
  color: var(--accent);
}

.muted {
  color: var(--muted);
}

.nowrap {
  white-space: nowrap;
}

[hidden] {
  display: none !important;
}

.js [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}
.js [data-reveal-delay="1"] {
  transition-delay: 0.07s;
}
.js [data-reveal-delay="2"] {
  transition-delay: 0.14s;
}
.js [data-reveal-delay="3"] {
  transition-delay: 0.21s;
}

/* ------------------------------------------------------------
   Header
------------------------------------------------------------ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}
.site-header.is-scrolled {
  border-bottom-color: var(--line);
}
.header-inner {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  object-position: 50% 50%;
  border: 1px solid var(--line);
  background: var(--bg);
  flex-shrink: 0;
  transition: transform 0.45s var(--ease);
}
.brand:hover .brand-mark {
  transform: rotate(-8deg);
}
.brand-type {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.brand-name {
  font-family: var(--serif);
  font-size: 21px;
  line-height: 1.1;
  letter-spacing: 0.1em;
}
.brand-sub {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  color: var(--faint);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}
.site-nav a {
  position: relative;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: color 0.2s ease;
}
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -7px;
  height: 1px;
  background: var(--accent);
  transition: right 0.35s var(--ease);
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--fg);
}
.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after {
  right: 0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  appearance: none;
  border: 1px solid var(--line);
  background: transparent;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  transition: background-color 0.2s ease, color 0.2s ease,
    border-color 0.2s ease;
}
.icon-btn:hover {
  background: var(--fg);
  border-color: var(--fg);
  color: var(--bg);
}
.icon-btn svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* colour picker */
.color-picker {
  position: relative;
}
.color-toggle {
  width: auto;
  min-width: 40px;
  padding: 0 13px;
  border-radius: 100px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.color-toggle-label {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: color 0.2s ease;
}
.color-toggle:hover .color-toggle-label {
  color: var(--bg);
}
.color-toggle .split-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid var(--fg);
  position: relative;
  overflow: hidden;
  background: var(--bg);
}
.color-toggle .split-dot::after {
  content: "";
  position: absolute;
  inset: 0 50% 0 0;
  background: var(--fg);
}
.color-popover {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 214px;
  padding: 6px;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  z-index: 140;
}
.color-popover-label {
  padding: 9px 12px 10px;
  border-bottom: 1px solid var(--line);
  color: var(--faint);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.color-option {
  appearance: none;
  border: 0;
  background: transparent;
  width: 100%;
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 7px 12px;
  text-align: left;
  transition: background-color 0.15s ease;
}
.color-option:hover {
  background: rgba(127, 127, 127, 0.1);
}
.swatch {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  flex-shrink: 0;
}
.swatch-white {
  background: #ffffff;
}
.swatch-black {
  background: #000000;
}
.color-name {
  flex: 1;
  font-size: 13px;
  letter-spacing: 0.04em;
}
.color-code {
  font-family: var(--mono);
  font-size: 8px;
  color: var(--faint);
  letter-spacing: 0.08em;
}
.color-check {
  width: 14px;
  color: var(--accent);
  opacity: 0;
  font-size: 12px;
  text-align: right;
}
.color-option[aria-pressed="true"] .color-check {
  opacity: 1;
}

.menu-toggle {
  display: none;
}
.menu-toggle svg path {
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 0.3s var(--ease);
}
.menu-toggle[aria-expanded="true"] svg path:first-child {
  transform: translateY(4px) rotate(45deg);
}
.menu-toggle[aria-expanded="true"] svg path:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

/* mobile navigation */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: var(--bg);
  padding: 116px var(--gutter) 42px;
  display: flex;
  flex-direction: column;
  transform: translateY(-100%);
  visibility: hidden;
  transition: transform 0.55s var(--ease), visibility 0.55s;
}
.mobile-nav.is-open {
  transform: none;
  visibility: visible;
}
.mobile-nav a:not(.mobile-nav-mail) {
  font-family: var(--serif);
  font-size: clamp(38px, 11vw, 56px);
  line-height: 1.35;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}
.mobile-nav a span {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.15em;
  color: var(--faint);
}
.mobile-nav-mail {
  margin-top: auto;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}

/* ------------------------------------------------------------
   Hero
------------------------------------------------------------ */
.hero {
  padding: clamp(70px, 8.5vw, 124px) 0 clamp(70px, 9vw, 112px);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.7fr);
  gap: clamp(50px, 7vw, 100px);
  align-items: stretch;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--accent);
}
.eyebrow .dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

.hero-title {
  font-family: var(--serif);
  font-size: clamp(60px, 7.8vw, 112px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.035em;
  margin-top: 30px;
}
.hero-title .line {
  display: block;
}
.hero-title .line--indent {
  padding-left: 0.55em;
}
.hero-title .accent {
  color: var(--accent);
}

.hero-lede {
  max-width: 530px;
  margin-top: 36px;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 2;
}
.hero-lede strong {
  color: var(--fg);
  font-weight: 500;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 30px;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--line-strong);
  font-size: 13px;
  letter-spacing: 0.04em;
  transition: color 0.2s ease, border-color 0.2s ease, gap 0.25s ease;
}
.text-link svg {
  width: 13px;
  height: 13px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.4;
  transition: transform 0.3s var(--ease);
}
.text-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.text-link:hover svg {
  transform: translate(2px, -2px);
}

.hero-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 48px;
  padding-top: 17px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}
.hero-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.status-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}
.hero-mail {
  text-transform: none;
  letter-spacing: 0.06em;
  transition: color 0.2s ease;
}
.hero-mail:hover {
  color: var(--fg);
}

.hero-visual {
  position: relative;
  min-height: 500px;
  border-left: 1px solid var(--line);
  padding: 6px 0 2px 44px;
}
.hero-visual-top,
.hero-visual-bottom {
  position: absolute;
  left: 44px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
}
.hero-visual-top {
  top: 4px;
}
.hero-visual-bottom {
  bottom: 0;
}
.hero-orbit {
  position: absolute;
  top: 10%;
  right: 0;
  width: min(26vw, 336px);
  aspect-ratio: 1;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}
.hero-orbit::before {
  content: "";
  position: absolute;
  inset: 13%;
  border: 1px solid var(--line);
  border-radius: 50%;
}
.hero-orbit-dot {
  position: absolute;
  top: 17%;
  right: 7%;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
}
.hero-zero {
  position: absolute;
  right: 0;
  bottom: 38px;
  font-family: var(--display);
  font-size: clamp(130px, 15vw, 210px);
  line-height: 0.72;
  letter-spacing: -0.04em;
  color: var(--line);
}
@supports (-webkit-text-stroke: 1px #000) {
  .hero-zero {
    color: transparent;
    -webkit-text-stroke: 1px var(--line-strong);
  }
}

/* ------------------------------------------------------------
   Section basics
------------------------------------------------------------ */
.section {
  padding: clamp(72px, 8vw, 112px) 0;
  border-top: 1px solid var(--line);
}
#writing {
  border-top: 0;
  padding-top: clamp(48px, 6vw, 80px);
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 36px;
  margin-bottom: clamp(40px, 5vw, 60px);
}
.section-label {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 16px;
}
.section-label .index {
  color: var(--accent);
}
.section-title {
  font-family: var(--serif);
  font-size: clamp(44px, 5.4vw, 74px);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.03em;
  text-wrap: balance;
}
.section-title em {
  font-family: var(--display);
  font-style: italic;
  font-size: 0.64em;
  font-weight: 400;
  color: var(--muted);
  letter-spacing: 0;
  margin-left: 0.08em;
}
.section-aside {
  max-width: 300px;
  padding-bottom: 3px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.9;
  text-align: right;
}

/* ------------------------------------------------------------
   Empty journal
------------------------------------------------------------ */
.empty-writing {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr) auto;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
  padding: 38px 0 44px;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
}
.empty-index {
  font-family: var(--display);
  font-size: clamp(56px, 6vw, 82px);
  line-height: 0.8;
  color: var(--line);
}
.empty-copy h3 {
  font-family: var(--serif);
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 400;
  line-height: 1.45;
  letter-spacing: -0.02em;
}
.empty-copy p {
  max-width: 520px;
  margin-top: 10px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 2;
}
.empty-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line-strong);
  transition: color 0.2s ease, border-color 0.2s ease;
}
.empty-link svg {
  width: 12px;
  height: 12px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.4;
}
.empty-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* future article list (hidden until there are posts) */
.post-list {
  border-top: 1px solid var(--line-strong);
}
.post-item {
  border-bottom: 1px solid var(--line);
}
.post-item > a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 28px;
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
  padding: 30px 0;
}
.post-item.has-cover > a {
  grid-template-columns: 190px minmax(0, 1fr) 28px;
  gap: clamp(20px, 2.6vw, 34px);
}
.post-item-cover {
  display: block;
  width: 100%;
  border: 1px solid var(--line);
  overflow: hidden;
}
.post-item-cover img {
  display: block;
  width: 100%;
  height: auto;
}
.post-item-main {
  min-width: 0;
}
.post-item-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 7px;
}
.post-item time {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  color: var(--faint);
}
.post-item h3 {
  font-family: var(--serif);
  font-size: clamp(24px, 2.7vw, 32px);
  font-weight: 400;
  line-height: 1.45;
  letter-spacing: -0.02em;
  transition: color 0.2s ease;
}
.post-item p {
  max-width: 620px;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.9;
}
.post-item svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.3;
  justify-self: end;
  transition: transform 0.3s var(--ease), color 0.2s ease;
}
.post-item > a:hover h3 {
  color: var(--accent);
}
.post-item > a:hover svg {
  color: var(--accent);
  transform: translate(3px, -3px);
}

/* ------------------------------------------------------------
   About strip
------------------------------------------------------------ */
.about {
  border-top: 1px solid var(--line);
}
.about-strip {
  display: grid;
  grid-template-columns: minmax(240px, 0.34fr) minmax(0, 0.66fr);
  gap: clamp(44px, 8vw, 110px);
  align-items: center;
}
.about-avatar {
  width: 100%;
  max-width: 320px;
  margin: 0;
}
.about-avatar img {
  width: 100%;
  aspect-ratio: 1;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-strong);
  display: block;
}
.about-avatar figcaption {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}
.visitor-note {
  margin-top: 26px;
  padding-left: 18px;
  border-left: 2px solid var(--accent);
}
.visitor-note-label {
  display: block;
  margin-bottom: 7px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}
.visitor-note p {
  font-family: var(--display);
  font-style: italic;
  font-size: clamp(20px, 2.1vw, 27px);
  line-height: 1.45;
  color: var(--fg);
}
.about-copy {
  max-width: 720px;
}
.about-heading {
  font-family: var(--serif);
  font-size: clamp(32px, 4.2vw, 54px);
  font-weight: 400;
  line-height: 1.38;
  letter-spacing: -0.03em;
  text-wrap: balance;
}
.about-text {
  max-width: 620px;
  margin-top: 26px;
  color: var(--muted);
  font-size: 14px;
  line-height: 2.05;
}
.about-sign {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-top: 32px;
}
.signature {
  font-family: var(--display);
  font-style: italic;
  font-size: 34px;
  line-height: 1;
  color: var(--fg);
  transform: rotate(-3deg);
}

/* ------------------------------------------------------------
   Subscribe
------------------------------------------------------------ */
.subscribe {
  padding: clamp(72px, 8vw, 108px) 0;
  border-top: 1px solid var(--line);
}
.subscribe-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
  gap: clamp(44px, 8vw, 120px);
  align-items: end;
}
.subscribe h2 {
  font-family: var(--serif);
  font-size: clamp(48px, 6.2vw, 82px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-top: 18px;
}
.subscribe-copy {
  max-width: 400px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 2;
}
.subscribe-wrap {
  max-width: 500px;
}
.subscribe-form {
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 8px;
  margin-top: 22px;
  transition: border-color 0.2s ease;
}
.subscribe-form:focus-within {
  border-color: var(--accent);
}
.subscribe-form input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--fg);
  font-size: 15px;
  padding: 10px 0;
}
.subscribe-form input::placeholder {
  color: var(--faint);
}
.subscribe-submit {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--fg);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: background-color 0.2s ease, color 0.2s ease,
    border-color 0.2s ease, transform 0.3s var(--ease);
}
.subscribe-submit:hover {
  background: var(--fg);
  border-color: var(--fg);
  color: var(--bg);
  transform: rotate(-8deg);
}
.subscribe-submit svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}
.form-note {
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.8;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
}
.form-success {
  display: none;
  margin-top: 14px;
  color: var(--accent);
  font-size: 12px;
}
.form-success.is-visible {
  display: block;
}

/* ------------------------------------------------------------
   Footer
------------------------------------------------------------ */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 52px 0 26px;
}
.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
}
.footer-brand {
  font-family: var(--serif);
  font-size: 26px;
  letter-spacing: 0.08em;
  line-height: 1.2;
}
.footer-brand em {
  font-family: var(--display);
  font-style: italic;
  font-size: 17px;
  color: var(--muted);
  letter-spacing: 0;
  margin-left: 8px;
}
.footer-tagline {
  max-width: 330px;
  margin-top: 10px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.9;
}
.footer-nav {
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: 10px 46px;
  padding-top: 4px;
}
.footer-nav a {
  color: var(--muted);
  font-size: 12px;
  transition: color 0.2s ease;
}
.footer-nav a:hover {
  color: var(--accent);
}
.footer-nav a[data-editor-entry] {
  color: var(--accent);
}
.footer-nav .mono {
  display: block;
  color: var(--faint);
  font-size: 8px;
  margin-bottom: 1px;
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 40px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}
.footer-bottom .heart {
  color: var(--accent);
}
.to-top {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: color 0.2s ease;
}
.to-top:hover {
  color: var(--fg);
}
.to-top svg {
  width: 11px;
  height: 11px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}

/* ------------------------------------------------------------
   About page
------------------------------------------------------------ */
.about-hero {
  padding: clamp(64px, 8vw, 110px) 0 clamp(56px, 7vw, 90px);
}
.about-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(250px, 0.8fr);
  gap: clamp(44px, 8vw, 110px);
  align-items: end;
}
.about-hero h1 {
  font-family: var(--serif);
  font-size: clamp(48px, 6.6vw, 88px);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.04em;
  margin-top: 24px;
}
.about-intro {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 24px;
  max-width: 620px;
  margin-top: 38px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.about-intro .mono {
  color: var(--faint);
  padding-top: 4px;
}
.about-intro p {
  color: var(--muted);
  font-size: 14px;
  line-height: 2;
}
.about-avatar--large {
  max-width: 340px;
  justify-self: end;
}
.about-name {
  font-family: var(--display);
  font-weight: 400;
  letter-spacing: -0.03em;
}
.about-body {
  border-top: 1px solid var(--line);
  padding: clamp(64px, 8vw, 104px) 0;
}
.about-layout {
  display: grid;
  grid-template-columns: 160px minmax(0, 680px) 200px;
  gap: clamp(30px, 5vw, 70px);
  align-items: start;
}
.about-aside {
  position: sticky;
  top: 112px;
}
.about-aside .mono {
  display: block;
  color: var(--faint);
  margin-bottom: 10px;
}
.about-aside p {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.9;
}
.about-prose h2 {
  font-family: var(--serif);
  font-size: clamp(30px, 3.7vw, 42px);
  font-weight: 400;
  line-height: 1.45;
  letter-spacing: -0.025em;
  margin: 0 0 0.65em;
}
.about-prose h2:not(:first-child) {
  margin-top: 2.1em;
}
.about-prose p {
  color: var(--fg);
  font-size: 15px;
  line-height: 2.1;
  margin-bottom: 1.3em;
}
.about-prose blockquote {
  margin: 2em 0;
  padding-left: 24px;
  border-left: 2px solid var(--accent);
  font-family: var(--serif);
  font-size: clamp(23px, 2.6vw, 29px);
  line-height: 1.7;
  letter-spacing: -0.01em;
}
.now-list {
  border-top: 1px solid var(--line-strong);
  margin-top: 1.4em;
}
.now-list li {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 24px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
}
.now-label {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  padding-top: 4px;
}
.now-value {
  font-size: 13.5px;
  line-height: 1.9;
}
.about-prose a {
  color: var(--accent);
  border-bottom: 1px solid rgba(208, 69, 39, 0.35);
  white-space: nowrap;
}
.about-prose a:hover {
  border-color: var(--accent);
}
.about-facts {
  border: 1px solid var(--line);
  padding: 20px;
}
.about-facts .mono {
  display: block;
  color: var(--accent);
  margin-bottom: 13px;
}
.about-facts p {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.9;
  margin-bottom: 12px;
}
.about-facts p:last-child {
  margin-bottom: 0;
}
.about-facts strong {
  display: block;
  color: var(--fg);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  margin-bottom: 2px;
}

/* ------------------------------------------------------------
   404
------------------------------------------------------------ */
.notfound {
  padding: clamp(80px, 10vw, 150px) 0 clamp(90px, 11vw, 170px);
}
.notfound-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(40px, 8vw, 110px);
  align-items: center;
  margin-top: 36px;
}
.notfound-code {
  font-family: var(--display);
  font-size: clamp(150px, 22vw, 320px);
  line-height: 0.8;
  letter-spacing: -0.06em;
  color: var(--line);
}
@supports (-webkit-text-stroke: 1px #000) {
  .notfound-code {
    color: transparent;
    -webkit-text-stroke: 1.5px var(--line-strong);
  }
}
.notfound-code::after {
  content: ".";
  color: var(--accent);
  -webkit-text-stroke: 0;
  font-size: 0.44em;
  margin-left: 0.02em;
}
.notfound-copy h1 {
  font-family: var(--serif);
  font-size: clamp(38px, 5vw, 64px);
  font-weight: 400;
  line-height: 1.35;
  letter-spacing: -0.035em;
}
.notfound-copy p {
  max-width: 420px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 2;
}
.notfound-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 32px;
}

/* ------------------------------------------------------------
   Article template
------------------------------------------------------------ */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  z-index: 300;
  background: var(--accent);
}
.post-hero {
  padding: clamp(48px, 6vw, 76px) 0 0;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 11px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.breadcrumb a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s ease;
}
.breadcrumb a:hover {
  color: var(--accent);
}
.breadcrumb svg {
  width: 11px;
  height: 11px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}
.breadcrumb .sep {
  width: 16px;
  height: 1px;
  background: var(--line);
}
.post-heading {
  max-width: 900px;
  margin-top: clamp(36px, 5vw, 58px);
}
.post-category {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}
.post-category::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--accent);
}
.post-title {
  font-family: var(--serif);
  font-size: clamp(44px, 6vw, 78px);
  font-weight: 400;
  line-height: 1.23;
  letter-spacing: -0.035em;
  text-wrap: balance;
  margin: 20px 0 20px;
}
.post-deck {
  max-width: 650px;
  color: var(--muted);
  font-size: 15px;
  line-height: 2;
}
.post-info {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 28px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}
.post-info .sep {
  width: 14px;
  height: 1px;
  background: var(--line);
}
.template-cover {
  margin-top: clamp(36px, 5vw, 56px);
  aspect-ratio: 16 / 7;
  border: 1px solid var(--line-strong);
  display: grid;
  place-items: center;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-align: center;
  padding: 20px;
}
.article-wrap {
  display: grid;
  grid-template-columns: 90px minmax(0, 680px) 180px;
  justify-content: center;
  gap: clamp(28px, 4vw, 52px);
  padding: clamp(60px, 8vw, 100px) 0;
  align-items: start;
}
.article-rail {
  position: sticky;
  top: 112px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}
.rail-label {
  writing-mode: vertical-rl;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--faint);
}
.rail-line {
  width: 1px;
  height: 56px;
  background: var(--line);
}
.share-btn {
  appearance: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: transparent;
  display: grid;
  place-items: center;
  transition: background-color 0.2s ease, color 0.2s ease;
}
.share-btn:hover {
  background: var(--fg);
  color: var(--bg);
}
.share-btn svg {
  width: 13px;
  height: 13px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}
.article-body {
  min-width: 0;
  font-size: 17px;
  line-height: 2.15;
  color: var(--fg);
}
.article-body > p {
  margin-bottom: 1.55em;
}
.article-body .lead::first-letter {
  float: left;
  font-family: var(--display);
  font-size: 4.6em;
  line-height: 0.76;
  padding: 0.1em 0.12em 0 0;
  color: var(--accent);
}
.article-body h2 {
  font-family: var(--serif);
  font-size: clamp(28px, 3.2vw, 38px);
  font-weight: 400;
  line-height: 1.45;
  letter-spacing: -0.025em;
  margin: 2em 0 0.8em;
  scroll-margin-top: 112px;
}
.article-body h2 .h2-index {
  display: block;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 11px;
}
.article-body h3 {
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 400;
  line-height: 1.5;
  margin: 1.7em 0 0.6em;
  scroll-margin-top: 112px;
}
.article-body strong {
  font-weight: 500;
}
.article-body a {
  color: var(--accent);
  border-bottom: 1px solid rgba(208, 69, 39, 0.35);
}
.article-body a:hover {
  border-color: var(--accent);
}
.article-body blockquote {
  margin: 2.2em 0;
  padding: 6px 0 6px 26px;
  border-left: 2px solid var(--accent);
  font-family: var(--serif);
  font-size: clamp(23px, 2.8vw, 31px);
  line-height: 1.65;
  letter-spacing: -0.015em;
}
.article-body blockquote p {
  margin: 0;
}
.article-body ul,
.article-body ol {
  margin: 1.3em 0 1.7em;
}
.article-body ul li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 0.5em;
}
.article-body ul li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.95em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}
.article-body ol {
  counter-reset: item;
}
.article-body ol li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 0.5em;
  counter-increment: item;
}
.article-body ol li::before {
  content: counter(item, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.35em;
  font-family: var(--mono);
  font-size: 9px;
  color: var(--accent);
}
.article-body code:not(pre code) {
  font-family: var(--mono);
  font-size: 0.82em;
  color: var(--accent-strong);
}
.article-body hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 2.8em 0;
}
.code-block {
  margin: 2em 0;
  border: 1px solid var(--line);
}
.code-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 14px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}
.code-copy {
  appearance: none;
  border: 0;
  background: transparent;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s ease;
}
.code-copy:hover {
  color: var(--accent);
}
.code-block pre {
  margin: 0;
  padding: 20px 18px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--fg);
  tab-size: 2;
}
.code-block .tok-key {
  color: var(--accent);
}
.code-block .tok-str {
  color: var(--muted);
}
.code-block .tok-com {
  color: var(--faint);
}
.article-end {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 2.8em;
  color: var(--faint);
}
.article-end::before,
.article-end::after {
  content: "";
  height: 1px;
  flex: 1;
  background: var(--line);
}
.article-end span {
  color: var(--accent);
  font-size: 14px;
}
.author-card {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 54px;
  padding: 24px 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
}
.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--line);
  flex-shrink: 0;
}
.author-copy {
  flex: 1;
}
.author-name {
  font-family: var(--serif);
  font-size: 18px;
  margin-bottom: 3px;
}
.author-card p {
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.8;
  margin: 0;
}
.author-card .text-link {
  font-size: 11px;
  white-space: nowrap;
}
.article-toc {
  position: sticky;
  top: 112px;
  padding-top: 4px;
}
.toc-label {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 13px;
}
.toc-list a {
  display: block;
  padding: 6px 0 6px 12px;
  border-left: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
  line-height: 1.55;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.toc-list a:hover,
.toc-list a.is-active {
  color: var(--fg);
  border-left-color: var(--accent);
}
.toc-progress {
  margin-top: 22px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}
.toc-progress strong {
  display: block;
  font-family: var(--display);
  font-size: 31px;
  font-weight: 400;
  line-height: 1;
  color: var(--fg);
  margin-bottom: 3px;
}

/* optional post navigation, ready for future posts */
.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.post-nav a {
  padding: 28px 30px;
  transition: color 0.2s ease;
}
.post-nav a + a {
  border-left: 1px solid var(--line);
  text-align: right;
}
.post-nav a:hover {
  color: var(--accent);
}
.post-nav .mono {
  display: block;
  color: var(--faint);
  margin-bottom: 7px;
}
.post-nav-title {
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1.5;
}

/* ------------------------------------------------------------
   Toast
------------------------------------------------------------ */
.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  z-index: 800;
  transform: translate(-50%, 16px);
  background: var(--fg);
  color: var(--bg);
  padding: 11px 18px;
  border-radius: 100px;
  font-size: 11px;
  letter-spacing: 0.03em;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.3s var(--ease);
}
.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ------------------------------------------------------------
   Markdown content
------------------------------------------------------------ */
.article-body img {
  max-width: 100%;
  height: auto;
}
.article-body p > img {
  margin: 1.8em 0;
  border: 1px solid var(--line);
}
.article-body figure.audio-figure {
  margin: 2.3em 0;
  padding: 16px 18px 14px;
  border: 1px solid var(--line);
}
.audio-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 13px;
  min-width: 0;
}
.audio-cover {
  width: 66px;
  flex: 0 0 66px;
  border: 1px solid var(--line);
}
.audio-cover img {
  display: block;
  width: 100%;
  height: auto;
}
.audio-figure figcaption {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  margin: 0;
  color: var(--fg);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.5;
  letter-spacing: 0;
  text-transform: none;
}
.audio-title {
  overflow-wrap: anywhere;
}
.audio-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  color: var(--accent);
  display: grid;
  place-items: center;
  font-family: var(--display);
  font-size: 16px;
  flex-shrink: 0;
}
.audio-figure audio {
  display: block;
  width: 100%;
  accent-color: var(--accent);
}
#editorPreview .audio-edit-btn {
  margin-top: 10px;
  padding: 5px 9px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  cursor: pointer;
}
#editorPreview .audio-edit-btn:hover {
  border-color: var(--accent);
}
.article-body figure.article-figure {
  margin: 2.3em 0;
}
.article-body figure.article-figure img {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  margin: 0;
}
.article-body figcaption {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}
.article-body pre {
  margin: 2em 0;
  padding: 18px;
  border: 1px solid var(--line);
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--fg);
  tab-size: 2;
}
.article-body pre code {
  display: block;
  padding: 0;
  background: transparent;
  color: inherit;
  font-size: inherit;
}
.article-body table {
  width: 100%;
  margin: 2em 0;
  border-collapse: collapse;
  font-size: 13px;
  line-height: 1.75;
}
.article-body th,
.article-body td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
.article-body th {
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom-color: var(--line-strong);
}
.article-body tr:last-child td {
  border-bottom: 0;
}
.article-cover {
  width: fit-content;
  max-width: 100%;
  margin: clamp(36px, 5vw, 56px) auto 0;
}
.article-cover img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  margin-inline: auto;
  border: 1px solid var(--line);
}
.article-cover figcaption {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}
.post-item-cat {
  display: inline-block;
  margin-bottom: 0;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ------------------------------------------------------------
   Responsive
------------------------------------------------------------ */
@media (max-width: 1100px) {
  .hero-grid {
    gap: 50px;
  }
  .hero-orbit {
    width: min(24vw, 280px);
  }
  .about-layout {
    grid-template-columns: 130px minmax(0, 680px) 180px;
  }
  .article-wrap {
    grid-template-columns: minmax(0, 680px) 170px;
  }
  .article-rail {
    display: none;
  }
}

@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-copy {
    max-width: 800px;
  }
  .hero-visual {
    display: none;
  }
  .section-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }
  .section-aside {
    text-align: left;
    max-width: 460px;
  }
  .about-strip {
    grid-template-columns: minmax(210px, 0.4fr) minmax(0, 0.6fr);
    gap: 50px;
  }
  .subscribe-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .subscribe-wrap {
    max-width: 560px;
  }
  .about-hero-grid {
    grid-template-columns: 1fr;
  }
  .about-avatar--large {
    justify-self: start;
    max-width: 300px;
  }
  .about-layout {
    grid-template-columns: 140px minmax(0, 1fr);
  }
  .about-facts {
    display: none;
  }
  .article-wrap {
    grid-template-columns: minmax(0, 700px);
    padding-top: 64px;
  }
  .article-toc {
    display: none;
  }
}

@media (max-width: 820px) {
  .header-inner {
    height: 72px;
  }
  .site-nav {
    display: none;
  }
  .menu-toggle {
    display: grid;
  }
  .brand-sub {
    display: none;
  }
  .brand-name {
    font-size: 20px;
  }
  .hero {
    padding-top: 54px;
  }
  .hero-title {
    font-size: clamp(56px, 10vw, 82px);
  }
  .hero-foot {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }
  .empty-writing {
    grid-template-columns: 74px minmax(0, 1fr);
    gap: 24px;
  }
  .empty-index {
    font-size: 56px;
  }
  .empty-link {
    grid-column: 2;
    justify-self: start;
  }
  .post-item > a {
    grid-template-columns: minmax(0, 1fr) 22px;
    gap: 22px;
  }
  .post-item.has-cover > a {
    grid-template-columns: 130px minmax(0, 1fr) 22px;
    gap: 22px;
  }
  .footer-top {
    flex-direction: column;
    gap: 32px;
  }
  .footer-nav {
    grid-template-columns: repeat(2, auto);
    gap: 10px 60px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .about-layout {
    grid-template-columns: 1fr;
  }
  .about-aside {
    display: none;
  }
  .post-heading {
    margin-top: 38px;
  }
  .template-cover {
    aspect-ratio: 4 / 3;
  }
  .author-card {
    flex-wrap: wrap;
  }
  .author-card .text-link {
    margin-left: 60px;
  }
  .post-nav {
    grid-template-columns: 1fr;
  }
  .post-nav a + a {
    border-left: 0;
    border-top: 1px solid var(--line);
    text-align: left;
  }
}

@media (max-width: 620px) {
  :root {
    --gutter: 20px;
  }
  .header-actions {
    gap: 6px;
  }
  .icon-btn {
    width: 37px;
    height: 37px;
  }
  .color-toggle {
    width: auto;
    min-width: 37px;
    padding: 0 11px;
  }
  .color-toggle-label {
    font-size: 11px;
  }
  .brand-mark {
    width: 30px;
    height: 30px;
    font-size: 15px;
  }
  .brand {
    gap: 10px;
  }
  .brand-name {
    font-size: 19px;
  }
  .color-popover {
    width: 206px;
  }
  .hero-title {
    font-size: clamp(52px, 14.2vw, 74px);
    letter-spacing: -0.045em;
  }
  .hero-title .line--indent {
    padding-left: 0.28em;
  }
  .hero-lede {
    margin-top: 28px;
    font-size: 14.5px;
  }
  .hero-actions {
    flex-wrap: wrap;
    gap: 18px;
    margin-top: 26px;
  }
  .hero-foot {
    margin-top: 36px;
  }
  .section {
    padding: 62px 0;
  }
  .section-title {
    font-size: 46px;
  }
  .empty-writing {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 30px 0 34px;
  }
  .empty-index {
    font-size: 48px;
  }
  .empty-link {
    grid-column: 1;
  }
  .post-item > a {
    grid-template-columns: minmax(0, 1fr) 20px;
    gap: 16px;
    padding: 22px 0;
  }
  .post-item.has-cover > a {
    grid-template-columns: 96px minmax(0, 1fr) 20px;
    gap: 14px;
  }
  .post-item h3 {
    font-size: 24px;
  }
  .about-strip {
    grid-template-columns: 1fr;
    gap: 38px;
  }
  .about-avatar {
    max-width: 240px;
  }
  .about-heading {
    font-size: 32px;
  }
  .about-text {
    font-size: 13.5px;
  }
  .subscribe {
    padding: 62px 0;
  }
  .subscribe h2 {
    font-size: 50px;
  }
  .footer-brand {
    font-size: 23px;
  }
  .footer-brand em {
    font-size: 15px;
  }
  .footer-bottom {
    font-size: 7px;
  }
  .about-hero {
    padding-top: 48px;
  }
  .about-hero h1 {
    font-size: clamp(46px, 12.5vw, 62px);
  }
  .about-intro {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 28px;
  }
  .about-avatar--large {
    max-width: 230px;
  }
  .about-prose p {
    font-size: 14.5px;
  }
  .now-list li {
    grid-template-columns: 68px minmax(0, 1fr);
    gap: 14px;
  }
  .notfound-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .notfound-code {
    font-size: 150px;
  }
  .notfound-actions {
    flex-wrap: wrap;
    gap: 20px;
  }
  .post-title {
    font-size: clamp(40px, 11vw, 54px);
  }
  .article-body {
    font-size: 16px;
    line-height: 2.1;
  }
  .article-body .lead::first-letter {
    font-size: 4em;
  }
  .article-body blockquote {
    padding-left: 20px;
    font-size: 24px;
  }
  .code-block pre {
    font-size: 11px;
  }
  .author-card .text-link {
    margin-left: 0;
  }
  .post-nav a {
    padding: 24px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .js [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

/* keep the split colour icon readable on the inverted hover state */
.color-toggle:hover .split-dot {
  border-color: var(--bg);
  background: var(--bg);
}
.color-toggle:hover .split-dot::after {
  background: var(--fg);
}