/* =========================================================
   灰度手记 — monochrome editorial theme
   No gradients. No accent colors. Black, white, grey.
   ========================================================= */

:root {
    --paper: #f1f0ec;
    --paper-raised: #f8f7f3;
    --paper-deep: #e6e4de;
    --ink: #171716;
    --ink-soft: #3d3c39;
    --muted: #6b6861;
    --line: #d3d0c9;
    --line-strong: #a7a39b;
    --charcoal: #181817;
    --white: #f7f5ef;
    --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", Georgia, serif;
    --sans: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    --mono: "SFMono-Regular", "SF Mono", "JetBrains Mono", "Cascadia Code", Consolas, monospace;
    --container: 1320px;
    --gutter: clamp(20px, 4.5vw, 64px);
    --ease: cubic-bezier(.22, .7, .2, 1);
}

[data-theme="dark"] {
    --paper: #111110;
    --paper-raised: #181816;
    --paper-deep: #1d1c1a;
    --ink: #eceae3;
    --ink-soft: #c9c6be;
    --muted: #918e86;
    --line: #34332f;
    --line-strong: #57544d;
    --charcoal: #080807;
    --white: #f3f1ea;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    transition: background-color .25s ease, color .25s ease;
}

body.menu-open {
    overflow: hidden;
}

::selection {
    background: var(--ink);
    color: var(--paper);
}

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

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

button {
    cursor: pointer;
}

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

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

ol,
ul {
    margin: 0;
    padding: 0;
}

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

.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;
}

.skip-link {
    position: fixed;
    top: -100px;
    left: 20px;
    z-index: 1000;
    padding: 12px 18px;
    background: var(--ink);
    color: var(--paper);
    font-size: 13px;
}

.skip-link:focus {
    top: 16px;
}

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

.icon {
    flex: none;
}

.eyebrow,
.footer-label,
.toc-label {
    display: inline-block;
    font-family: var(--mono);
    font-size: 9px;
    line-height: 1.5;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--muted);
}

.eyebrow-link {
    position: relative;
    display: inline-block;
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .12em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--line-strong);
    padding-bottom: 1px;
}

.eyebrow-link:hover {
    border-color: var(--ink);
}

.meta-dot {
    display: inline-block;
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--line-strong);
    vertical-align: middle;
}

/* ---------- buttons & links ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    min-height: 48px;
    padding: 0 23px;
    border: 1px solid var(--ink);
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: .08em;
    line-height: 1;
    transition: background-color .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
}

.btn--solid {
    background: var(--ink);
    color: var(--paper);
}

.btn--solid:hover {
    background: transparent;
    color: var(--ink);
}

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

.btn--outline:hover {
    background: var(--ink);
    color: var(--paper);
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 3px;
    border-bottom: 1px solid var(--line-strong);
    font-size: 13px;
    transition: border-color .2s ease;
}

.text-link:hover {
    border-color: var(--ink);
}

.text-link .icon {
    transition: transform .25s var(--ease);
}

.text-link:hover .icon {
    transform: translateX(3px);
}

.round-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    flex: none;
    border: 1px solid var(--line-strong);
    border-radius: 50%;
    transition: background-color .25s ease, color .25s ease, border-color .25s ease;
}

.round-link:hover {
    background: var(--ink);
    border-color: var(--ink);
    color: var(--paper);
}

/* ---------- site header ---------- */

.site-header {
    position: relative;
    z-index: 80;
    background: var(--paper);
}

.utility-bar {
    position: relative;
    z-index: 75;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
}

.utility-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 34px;
    font-family: var(--mono);
    font-size: 8.5px;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--muted);
}

.utility-mid {
    letter-spacing: .22em;
}

.masthead {
    position: relative;
    z-index: 75;
    background: var(--paper);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    height: 94px;
    border-bottom: 1px solid var(--line);
}

.brand {
    display: flex;
    align-items: center;
    gap: 13px;
    flex: none;
}

.brand-mark {
    width: 36px;
    height: 36px;
    transition: transform .6s var(--ease);
}

.brand:hover .brand-mark {
    transform: rotate(90deg);
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.brand-cn {
    font-family: var(--serif);
    font-size: 21px;
    letter-spacing: .04em;
}

.brand-en {
    margin-top: 6px;
    font-family: var(--mono);
    font-size: 7px;
    letter-spacing: .2em;
    color: var(--muted);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: clamp(15px, 2.2vw, 32px);
    margin-left: auto;
}

.nav-link {
    position: relative;
    display: inline-flex;
    align-items: baseline;
    gap: 5px;
    padding: 8px 0;
    font-size: 12px;
    white-space: nowrap;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 100%;
    bottom: 2px;
    height: 1px;
    background: var(--ink);
    transition: right .3s var(--ease);
}

.nav-link:hover::after,
.nav-link[aria-current="page"]::after {
    right: 0;
}

.nav-index {
    font-family: var(--mono);
    font-size: 7px;
    color: var(--muted);
}

.header-tools {
    display: flex;
    align-items: stretch;
    flex: none;
    border-left: 1px solid var(--line);
}

.tool {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    border-right: 1px solid var(--line);
    background: transparent;
    color: var(--ink);
    transition: background-color .2s ease, color .2s ease;
}

.tool:hover {
    background: var(--ink);
    color: var(--paper);
}

.theme-icon {
    display: inline-flex;
}

.theme-icon--sun {
    display: none;
}

[data-theme="dark"] .theme-icon--sun {
    display: inline-flex;
}

[data-theme="dark"] .theme-icon--moon {
    display: none;
}

.menu-toggle {
    display: none;
}

.menu-icon--close {
    display: none;
}

.menu-toggle[aria-expanded="true"] .menu-icon--open {
    display: none;
}

.menu-toggle[aria-expanded="true"] .menu-icon--close {
    display: inline-flex;
}

.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: -1;
    padding: 150px var(--gutter) 40px;
    overflow-y: auto;
    background: var(--paper);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .3s var(--ease), visibility .3s, transform .3s var(--ease);
}

.mobile-menu.is-open {
    z-index: 70;
    opacity: 1;
    visibility: visible;
    transform: none;
}

.mobile-menu-inner {
    width: 100%;
}

.mobile-menu-primary {
    border-top: 1px solid var(--line);
}

.mobile-menu-primary a {
    display: grid;
    grid-template-columns: 34px 1fr auto;
    align-items: center;
    min-height: 66px;
    border-bottom: 1px solid var(--line);
    font-family: var(--serif);
    font-size: clamp(25px, 6vw, 36px);
    line-height: 1.2;
}

.mobile-menu-primary a span:first-child {
    font-family: var(--mono);
    font-size: 9px;
    color: var(--muted);
}

.mobile-menu-primary a em {
    font-family: var(--mono);
    font-size: 10px;
    font-style: normal;
    color: var(--muted);
}

.mobile-menu-primary a .icon {
    color: var(--muted);
}

.mobile-menu-secondary {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    padding: 28px 0;
    border-bottom: 1px solid var(--line);
}

.mobile-menu-secondary a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .08em;
}

.mobile-menu-note {
    padding-top: 25px;
    font-family: var(--serif);
    font-size: 16px;
    color: var(--muted);
}

/* ---------- home hero ---------- */

.home-hero {
    overflow: hidden;
    padding-top: 24px;
}

.hero-rule {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding-bottom: 13px;
    border-bottom: 1px solid var(--line);
    font-family: var(--mono);
    font-size: 8.5px;
    letter-spacing: .14em;
    color: var(--muted);
    text-transform: uppercase;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.65fr) minmax(250px, .55fr);
    gap: clamp(32px, 4.5vw, 72px);
    align-items: center;
    padding: clamp(34px, 4.5vw, 64px) 0 clamp(30px, 3.5vw, 48px);
}

.hero-copy {
    min-width: 0;
}

.hero-kicker {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 11px;
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .06em;
    color: var(--muted);
    text-transform: uppercase;
}

.hero-title {
    text-wrap: balance;
    max-width: 10em;
    margin-top: clamp(20px, 2.4vw, 32px);
    font-family: var(--serif);
    font-size: clamp(46px, 5.4vw, 80px);
    font-weight: 400;
    line-height: 1.08;
    letter-spacing: -.045em;
}

.hero-title a {
    text-decoration: underline;
    text-decoration-color: transparent;
    text-decoration-thickness: 1px;
    text-underline-offset: 7px;
    transition: text-decoration-color .4s var(--ease);
}

.hero-title a:hover {
    text-decoration-color: var(--ink);
}

.hero-deck {
    max-width: 34em;
    margin-top: clamp(18px, 2.2vw, 28px);
    font-size: 15.5px;
    line-height: 1.85;
    color: var(--ink-soft);
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-top: 30px;
}

.hero-signature {
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .1em;
    color: var(--muted);
}

.hero-visual {
    position: relative;
    align-self: center;
    display: block;
}

.hero-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3;
    border: 1px solid var(--line-strong);
    background: var(--paper-deep);
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1s var(--ease);
}

.hero-visual:hover .hero-image img {
    transform: scale(1.025);
}

.hero-index {
    position: absolute;
    right: -8px;
    bottom: calc(100% - 32px);
    z-index: 1;
    font-family: var(--serif);
    font-size: clamp(88px, 10.5vw, 150px);
    line-height: .72;
    letter-spacing: -.06em;
    color: transparent;
    -webkit-text-stroke: 1px var(--line-strong);
    opacity: .7;
    pointer-events: none;
}

.index-strip {
    display: grid;
    grid-template-columns: 150px 220px 1fr auto;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.index-strip-item {
    display: flex;
    align-items: baseline;
    gap: 7px;
    padding: 19px 24px 19px 0;
}

.index-strip-item + .index-strip-item {
    padding-left: 24px;
    border-left: 1px solid var(--line);
}

.index-label {
    align-self: center;
    margin-right: 5px;
    font-family: var(--mono);
    font-size: 8px;
    letter-spacing: .08em;
    color: var(--muted);
}

.index-strip-item strong {
    font-family: var(--serif);
    font-size: 31px;
    font-weight: 400;
    line-height: 1;
    letter-spacing: -.03em;
}

.index-strip-item span:last-child {
    font-size: 10px;
    color: var(--muted);
}

.index-strip-quote {
    display: flex;
    align-items: center;
    padding: 14px 28px;
    border-left: 1px solid var(--line);
}

.index-strip-quote p {
    font-family: var(--serif);
    font-size: 15px;
    text-align: center;
    color: var(--ink-soft);
}

.index-strip-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 0 0 0 24px;
    border-left: 1px solid var(--line);
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .08em;
    white-space: nowrap;
    transition: gap .25s var(--ease);
}

.index-strip-link:hover {
    gap: 18px;
}

/* ---------- sections & cards ---------- */

.home-latest {
    padding: clamp(58px, 7vw, 96px) 0 clamp(64px, 8vw, 110px);
}

.section-heading {
    display: flex;
    align-items: flex-end;
    gap: 36px;
    padding-top: 20px;
    border-top: 1px solid var(--ink);
}

.section-heading-main {
    flex: none;
}

.section-heading h2 {
    margin-top: 9px;
    font-family: var(--serif);
    font-size: clamp(31px, 3.3vw, 46px);
    font-weight: 400;
    line-height: 1.16;
    letter-spacing: -.035em;
}

.section-heading .round-link {
    margin-left: auto;
}

.section-heading--compact {
    align-items: center;
    border-top-color: var(--line);
}

.section-heading--compact .text-link {
    margin-left: auto;
}

.category-rail {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 28px;
    margin-top: 38px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--line);
}

.category-rail a {
    position: relative;
    display: inline-flex;
    gap: 7px;
    align-items: baseline;
    padding: 4px 0;
    font-size: 11px;
    color: var(--muted);
}

.category-rail a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 100%;
    bottom: 0;
    height: 1px;
    background: var(--ink);
    transition: right .3s var(--ease);
}

.category-rail a:hover,
.category-rail a.is-active {
    color: var(--ink);
}

.category-rail a:hover::after,
.category-rail a.is-active::after {
    right: 0;
}

.category-rail span {
    font-family: var(--mono);
    font-size: 8px;
    color: var(--muted);
}

.post-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 clamp(28px, 4vw, 56px);
    margin-top: clamp(30px, 3.5vw, 48px);
}

.post-card {
    display: grid;
    grid-template-columns: minmax(104px, 31%) minmax(0, 1fr);
    gap: clamp(16px, 1.8vw, 26px);
    align-items: start;
    min-width: 0;
    padding: clamp(20px, 2.2vw, 28px) 0;
    border-top: 1px solid var(--line);
}

.post-grid > .post-card:nth-child(-n + 2) {
    padding-top: 0;
    border-top: 0;
}

.card-art {
    position: relative;
    display: block;
    overflow: hidden;
    aspect-ratio: 4 / 3;
    border: 1px solid var(--line);
    background: var(--paper-deep);
}

.card-art img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .9s var(--ease);
}

.post-card:hover .card-art img {
    transform: scale(1.03);
}

.card-art-index {
    position: absolute;
    top: 7px;
    right: 7px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--mono);
    font-size: 7px;
    border: 1px solid rgba(23, 23, 22, .15);
}

[data-theme="dark"] .card-art-index {
    border-color: rgba(255, 255, 255, .16);
}

.card-body {
    padding-top: 2px;
}

.card-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 9px;
    font-family: var(--mono);
    font-size: 8px;
    letter-spacing: .06em;
    color: var(--muted);
    text-transform: uppercase;
}

.card-title {
    margin-top: 9px;
    font-family: var(--serif);
    font-size: clamp(20px, 1.6vw, 25px);
    font-weight: 400;
    line-height: 1.34;
    letter-spacing: -.025em;
}

.card-title a {
    text-decoration: underline;
    text-decoration-color: transparent;
    text-decoration-thickness: 1px;
    text-underline-offset: 4px;
    transition: text-decoration-color .35s var(--ease);
}

.card-title a:hover {
    text-decoration-color: var(--ink);
}

.card-excerpt {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    max-width: 44em;
    margin-top: 8px;
    font-size: 12.5px;
    line-height: 1.75;
    color: var(--muted);
}

.card-foot {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: 16px;
    padding-top: 11px;
    border-top: 1px solid var(--line);
    font-family: var(--mono);
    font-size: 8px;
    color: var(--muted);
    letter-spacing: .03em;
}

.card-reading {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.card-tags {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.card-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    margin-left: auto;
    border: 1px solid var(--line);
    border-radius: 50%;
    transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}

.card-arrow:hover {
    background: var(--ink);
    border-color: var(--ink);
    color: var(--paper);
}

.empty-note {
    margin-top: 34px;
    padding: 24px 0;
    border-top: 1px solid var(--line);
    font-family: var(--serif);
    font-size: 22px;
    color: var(--muted);
}

/* ---------- footer ---------- */

.site-footer {
    position: relative;
    background: var(--charcoal);
    color: var(--white);
}

.footer-top {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(240px, .75fr) 240px;
    gap: clamp(40px, 7vw, 110px);
    padding-top: clamp(62px, 8vw, 104px);
    padding-bottom: clamp(50px, 7vw, 88px);
}

.footer-kicker {
    font-family: var(--mono);
    font-size: 8px;
    letter-spacing: .18em;
    color: rgba(247, 245, 239, .45);
}

.footer-wordmark {
    margin-top: 20px;
    font-family: var(--serif);
    font-size: clamp(48px, 6vw, 79px);
    line-height: 1;
    letter-spacing: -.04em;
}

.footer-tagline {
    margin-top: 20px;
    font-family: var(--serif);
    font-size: 18px;
    color: rgba(247, 245, 239, .75);
}

.footer-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

.footer-nav-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-top: 4px;
}

.site-footer .footer-label {
    color: rgba(247, 245, 239, .4);
}

.footer-nav-col a {
    width: fit-content;
    font-size: 12px;
    color: rgba(247, 245, 239, .76);
    transition: color .2s ease;
}

.footer-nav-col a:hover {
    color: var(--white);
}

.footer-art {
    position: relative;
    align-self: end;
    max-width: 240px;
    justify-self: end;
    width: 100%;
    color: var(--white);
}

.footer-art svg {
    width: 100%;
    opacity: .9;
}

.footer-art span {
    position: absolute;
    right: 14px;
    bottom: 15px;
    font-family: var(--mono);
    font-size: 7px;
    line-height: 1.65;
    letter-spacing: .12em;
    text-align: right;
    color: rgba(247, 245, 239, .55);
}

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 32px;
    padding-top: 20px;
    padding-bottom: 22px;
    border-top: 1px solid rgba(247, 245, 239, .16);
    font-family: var(--mono);
    font-size: 8px;
    letter-spacing: .06em;
    color: rgba(247, 245, 239, .46);
}

.footer-filing {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 18px;
    font-size: 10px;
    letter-spacing: .04em;
}

.footer-filing a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: rgba(247, 245, 239, .62);
    white-space: nowrap;
    transition: color .2s ease;
}

.footer-filing a:hover {
    color: var(--white);
}

.footer-police img {
    display: block;
    width: 18px;
    height: 20px;
    object-fit: contain;
}

.back-top {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
    color: rgba(247, 245, 239, .72);
}

.back-top .icon {
    transform: rotate(180deg);
}

/* ---------- article ---------- */

.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 120;
    width: 100%;
    height: 2px;
    pointer-events: none;
}

.reading-progress span {
    display: block;
    width: 0;
    height: 100%;
    background: var(--ink);
    transition: width .1s linear;
}

.article {
    /* 文章字号阶梯：摘要比标题小 2 号，正文比标题小 3 号。
       标题与正文之间均分为 3 号，摘要据此自动推导。 */
    --article-title-size: clamp(40px, 5vw, 72px);
    --article-body-size: 18px;
    --article-step-size: calc((var(--article-title-size) - var(--article-body-size)) / 3);
    --article-deck-size: calc(var(--article-title-size) - var(--article-step-size) * 2);
}

.article-header {
    padding: 26px 0 0;
}

/* 详情页不放封面：标题块（含摘要）与正文之间固定 37px。 */
.article .article-layout {
    padding-top: 37px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 9px;
    font-family: var(--mono);
    font-size: 8.5px;
    letter-spacing: .05em;
    color: var(--muted);
    text-transform: uppercase;
}

.breadcrumb a:hover {
    color: var(--ink);
    text-decoration: underline;
    text-underline-offset: 4px;
}

.article-heading-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    margin-top: clamp(28px, 3.5vw, 46px);
}

.article-kicker {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .07em;
    color: var(--muted);
}

.article-heading h1 {
    text-wrap: balance;
    max-width: 10em;
    margin-top: 18px;
    font-family: var(--serif);
    font-size: var(--article-title-size);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -.045em;
    overflow-wrap: anywhere;
}

.article-deck {
    max-width: 21em;
    margin-top: 24px;
    font-family: var(--serif);
    font-size: var(--article-deck-size);
    line-height: 1.5;
    color: var(--ink-soft);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: clamp(24px, 4vw, 56px);
    margin-top: clamp(26px, 3.2vw, 40px);
    padding-top: 17px;
    border-top: 1px solid var(--line-strong);
}

.article-meta dl {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px clamp(20px, 3.5vw, 48px);
}

.article-meta dl > div {
    display: block;
    padding-bottom: 0;
    border-bottom: 0;
}

.article-meta dt {
    margin-bottom: 4px;
    font-family: var(--mono);
    font-size: 8px;
    letter-spacing: .08em;
    color: var(--muted);
    text-transform: uppercase;
}

.article-meta dd {
    font-size: 11.5px;
    line-height: 1.6;
}

.article-meta dd a {
    border-bottom: 1px solid var(--line-strong);
}

.article-meta dd a:hover {
    border-color: var(--ink);
}

.article-meta-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 10px;
}

.article-meta--footer {
    margin-top: clamp(46px, 5vw, 72px);
}

.article-layout {
    display: grid;
    grid-template-columns: minmax(0, 760px);
    grid-template-areas: "main";
    align-items: start;
    gap: clamp(46px, 5vw, 80px);
    padding-top: clamp(44px, 5.5vw, 72px);
    padding-bottom: clamp(70px, 9vw, 120px);
}

.article-layout:not(.article-layout--single) {
    grid-template-columns: minmax(0, 760px) 205px;
    grid-template-areas: "main sidebar";
}

.article-main {
    grid-area: main;
    min-width: 0;
}

.article-sidebar {
    grid-area: sidebar;
    align-self: start;
    position: sticky;
    top: 34px;
}

.toc {
    padding-top: 12px;
    border-top: 1px solid var(--ink);
}

.toc ol {
    list-style: none;
    margin-top: 17px;
}

.toc li {
    border-bottom: 1px solid var(--line);
}

.toc a {
    display: block;
    padding: 8px 0;
    font-size: 10.5px;
    line-height: 1.6;
    color: var(--muted);
    transition: color .2s ease, padding-left .2s ease;
}

.toc li.toc-level-3 a {
    padding-left: 12px;
    font-size: 10px;
}

.toc a:hover,
.toc a.is-active {
    padding-left: 4px;
    color: var(--ink);
}

.toc li.toc-level-3 a:hover,
.toc li.toc-level-3 a.is-active {
    padding-left: 16px;
}

.article-content {
    font-size: var(--article-body-size);
    line-height: 2.02;
    color: var(--ink-soft);
    overflow-wrap: anywhere;
    word-break: normal;
}

.article-content p {
    margin: 0 0 1.65em;
}

.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4 {
    position: relative;
    color: var(--ink);
    font-family: var(--serif);
    font-weight: 400;
    letter-spacing: -.025em;
}

.article-content h1 {
    margin: 2em 0 .8em;
    font-size: 2.4em;
    line-height: 1.2;
}

.article-content h2 {
    margin: 2.15em 0 .85em;
    padding-top: .25em;
    font-size: 2.1em;
    line-height: 1.25;
}

.article-content h2::before {
    content: "";
    display: block;
    width: 26px;
    height: 1px;
    margin-bottom: 18px;
    background: var(--ink);
}

.article-content h3 {
    margin: 1.9em 0 .7em;
    font-size: 1.5em;
    line-height: 1.35;
}

.article-content h4 {
    margin: 1.7em 0 .6em;
    font-size: 1.16em;
}

.article-content strong {
    color: var(--ink);
    font-weight: 600;
}

.article-content a {
    border-bottom: 1px solid var(--line-strong);
    color: var(--ink);
    transition: border-color .2s ease;
}

.article-content a:hover {
    border-color: var(--ink);
}

.article-content .heading-anchor {
    margin-left: 10px;
    border: 0;
    font-family: var(--sans);
    font-size: .5em;
    color: var(--line-strong);
    opacity: 0;
    transition: opacity .2s ease;
}

.article-content h2:hover .heading-anchor,
.article-content h3:hover .heading-anchor,
.article-content h4:hover .heading-anchor {
    opacity: 1;
}

.article-content blockquote {
    margin: 2.2em 0;
    padding: 26px 0 26px 28px;
    border-left: 2px solid var(--ink);
}

.article-content blockquote p {
    margin: 0;
    font-family: var(--serif);
    font-size: 1.28em;
    line-height: 1.8;
    color: var(--ink);
}

.article-content blockquote p + p {
    margin-top: .8em;
}

.article-content ul,
.article-content ol {
    margin: 1.4em 0 1.9em;
    padding-left: 1.4em;
}

.article-content li {
    margin-bottom: .55em;
    padding-left: .25em;
}

.article-content li::marker {
    color: var(--line-strong);
    font-family: var(--mono);
    font-size: .82em;
}

.article-content hr {
    margin: 3em 0;
    border: 0;
    border-top: 1px solid var(--line);
}

.article-content code {
    padding: .16em .42em;
    background: var(--paper-deep);
    border: 1px solid var(--line);
    border-radius: 2px;
    font-family: var(--mono);
    font-size: .83em;
    color: var(--ink);
}

.article-content pre.code-block {
    position: relative;
    overflow-x: auto;
    margin: 2em 0;
    padding: 25px 25px;
    background: #181817;
    border: 1px solid #2d2c29;
    color: #e8e5de;
    font-size: 12.5px;
    line-height: 1.8;
    tab-size: 4;
}

.article-content pre.code-block::before {
    content: "CODE";
    display: block;
    margin-bottom: 17px;
    font-family: var(--mono);
    font-size: 8px;
    letter-spacing: .16em;
    color: #85827b;
}

.article-content pre code {
    padding: 0;
    border: 0;
    background: transparent;
    color: inherit;
    font-size: inherit;
}

.article-content .table-wrap {
    overflow-x: auto;
    margin: 2em 0;
    border-top: 1px solid var(--ink);
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    line-height: 1.7;
}

.article-content th,
.article-content td {
    padding: 13px 14px 13px 0;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}

.article-content th {
    font-family: var(--mono);
    font-size: 8.5px;
    font-weight: 400;
    letter-spacing: .08em;
    color: var(--muted);
    text-transform: uppercase;
}

.article-content td:first-child {
    color: var(--ink);
}

.article-content .inline-image {
    display: inline-block;
    max-width: 100%;
    vertical-align: middle;
}

.article-content .content-figure {
    margin: 2.2em 0;
}

.article-content .content-figure img {
    width: 100%;
    border: 1px solid var(--line);
}

.article-content figcaption {
    margin-top: 8px;
    font-family: var(--mono);
    font-size: 8px;
    letter-spacing: .08em;
    color: var(--muted);
}

.article-pager {
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.article-pager-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.pager-link {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 32px 40px 32px 0;
    transition: opacity .2s ease;
}

.pager-link + .pager-link {
    padding-left: 40px;
    border-left: 1px solid var(--line);
}

.pager-link:hover {
    opacity: .62;
}

.pager-link--next {
    align-items: flex-end;
    text-align: right;
}

.pager-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 8.5px;
    letter-spacing: .08em;
    color: var(--muted);
}

.pager-link strong {
    max-width: 28em;
    font-family: var(--serif);
    font-size: clamp(18px, 2vw, 26px);
    font-weight: 400;
    line-height: 1.4;
}

.pager-meta {
    font-family: var(--mono);
    font-size: 8px;
    color: var(--muted);
}

.pager-placeholder {
    display: flex;
    align-items: center;
    padding: 32px 0;
    font-size: 10px;
    color: var(--muted);
}

.pager-placeholder--right {
    justify-content: flex-end;
    padding-left: 40px;
    border-left: 1px solid var(--line);
}

.related {
    padding: clamp(65px, 8vw, 110px) 0;
    background: var(--paper-deep);
    border-bottom: 1px solid var(--line);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(24px, 3vw, 40px);
    margin-top: 35px;
}

.related-grid .post-card {
    grid-column: span 1 !important;
}

.related-grid .card-art {
    aspect-ratio: 4 / 3 !important;
}

.related-grid .post-card .card-title {
    font-size: clamp(20px, 1.8vw, 25px) !important;
}

/* ---------- page headers / archive ---------- */

.page-header {
    padding: 31px 0 clamp(52px, 7vw, 88px);
}

.page-header-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 365px);
    gap: clamp(40px, 8vw, 130px);
    align-items: end;
    margin-top: clamp(40px, 5vw, 62px);
}

.page-header h1 {
    margin-top: 20px;
    font-family: var(--serif);
    font-size: clamp(48px, 7vw, 100px);
    font-weight: 400;
    line-height: 1.08;
    letter-spacing: -.05em;
}

.page-header h1 em {
    font-style: italic;
}

.page-header-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--line-strong);
}

.page-header-stats > div {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-top: 14px;
}

.page-header-stats > div + div {
    padding-left: 15px;
    border-left: 1px solid var(--line);
}

.page-header-stats strong {
    font-family: var(--serif);
    font-size: 25px;
    font-weight: 400;
    line-height: 1.2;
}

.page-header-stats span {
    font-family: var(--mono);
    font-size: 8px;
    color: var(--muted);
}

.archive-list {
    padding-bottom: clamp(75px, 9vw, 130px);
}

.archive-group {
    display: grid;
    grid-template-columns: 150px minmax(0, 1fr);
    gap: clamp(30px, 6vw, 90px);
    padding: clamp(36px, 5vw, 58px) 0;
    border-top: 1px solid var(--ink);
}

.archive-group-head {
    position: sticky;
    top: 25px;
    align-self: start;
}

.archive-year {
    display: block;
    font-family: var(--mono);
    font-size: 8px;
    letter-spacing: .1em;
    color: var(--muted);
}

.archive-group-head h2 {
    margin-top: 7px;
    font-family: var(--serif);
    font-size: 36px;
    font-weight: 400;
    line-height: 1;
    letter-spacing: -.03em;
}

.archive-count {
    display: block;
    margin-top: 9px;
    font-family: var(--mono);
    font-size: 8px;
    color: var(--muted);
}

.archive-rows {
    list-style: none;
    margin-top: -21px;
}

.archive-row {
    display: grid;
    grid-template-columns: 38px minmax(0, 1fr) 90px 52px 52px 28px;
    align-items: center;
    gap: 18px;
    padding: 20px 0;
    border-bottom: 1px solid var(--line);
}

.archive-row:hover .archive-row-main strong {
    text-decoration: underline;
    text-underline-offset: 5px;
}

.archive-row-index,
.archive-row-date,
.archive-row-time {
    font-family: var(--mono);
    font-size: 8.5px;
    color: var(--muted);
}

.archive-row-main {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.archive-row-main strong {
    font-family: var(--serif);
    font-size: clamp(18px, 1.9vw, 25px);
    font-weight: 400;
    line-height: 1.35;
}

.archive-row-excerpt {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    font-size: 10.5px;
    color: var(--muted);
}

.archive-row-category {
    font-size: 10px;
    color: var(--ink-soft);
}

.archive-row-arrow {
    display: flex;
    justify-content: flex-end;
    color: var(--muted);
    transition: transform .25s var(--ease), color .2s ease;
}

.archive-row:hover .archive-row-arrow {
    transform: translate(3px, -3px);
    color: var(--ink);
}

/* ---------- category page ---------- */

.page-header--category {
    padding-bottom: clamp(58px, 7vw, 92px);
}

.category-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(250px, 355px);
    gap: clamp(50px, 9vw, 150px);
    align-items: center;
    margin-top: clamp(38px, 5vw, 60px);
}

.category-copy h1 {
    margin-top: 20px;
    font-family: var(--serif);
    font-size: clamp(54px, 8vw, 112px);
    font-weight: 400;
    line-height: 1;
    letter-spacing: -.055em;
}

.category-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 26px;
    font-family: var(--mono);
    font-size: 8px;
    letter-spacing: .06em;
    color: var(--muted);
}

.category-mark {
    width: 100%;
    max-width: 355px;
    justify-self: end;
}

.category-mark svg {
    width: 100%;
}

.category-posts {
    padding: clamp(52px, 6vw, 80px) 0 clamp(80px, 10vw, 140px);
    border-top: 1px solid var(--line);
}

/* ---------- search ---------- */

.search-page {
    padding: 31px 0 clamp(80px, 10vw, 140px);
}

.search-header {
    padding-top: clamp(45px, 7vw, 82px);
    border-bottom: 1px solid var(--line);
    padding-bottom: 34px;
}

.search-header h1 {
    margin-top: 18px;
    font-family: var(--serif);
    font-size: clamp(54px, 7.5vw, 105px);
    font-weight: 400;
    line-height: 1.04;
    letter-spacing: -.055em;
}

.search-header h1 em {
    font-style: italic;
}

.search-form {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-top: clamp(38px, 5vw, 58px);
    border-bottom: 1px solid var(--ink);
}

.search-form input {
    width: 100%;
    min-width: 0;
    padding: 0 0 15px;
    border: 0;
    outline: 0;
    background: transparent;
    font-family: var(--serif);
    font-size: clamp(23px, 3vw, 36px);
    letter-spacing: -.02em;
}

.search-form input::placeholder {
    color: var(--line-strong);
    opacity: 1;
}

.search-form button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    flex: none;
    margin-bottom: 7px;
    border: 1px solid var(--ink);
    background: transparent;
    transition: background-color .2s ease, color .2s ease;
}

.search-form button:hover {
    background: var(--ink);
    color: var(--paper);
}

.search-hints {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 11px;
    margin-top: 20px;
    font-size: 10px;
    color: var(--muted);
}

.search-hints a {
    padding: 3px 11px;
    border: 1px solid var(--line);
    border-radius: 20px;
    transition: border-color .2s ease, color .2s ease;
}

.search-hints a:hover {
    border-color: var(--ink);
    color: var(--ink);
}

.search-results {
    padding-top: 28px;
}

.search-summary {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding-bottom: 17px;
    border-bottom: 1px solid var(--ink);
    font-size: 12px;
}

.search-summary strong {
    font-weight: 400;
    text-decoration: underline;
    text-underline-offset: 4px;
}

.search-summary span {
    font-family: var(--mono);
    font-size: 9px;
    color: var(--muted);
}

.search-result-list {
    list-style: none;
}

.search-result {
    display: grid;
    grid-template-columns: 45px minmax(0, 1fr) 28px;
    gap: 20px;
    align-items: start;
    padding: 25px 0;
    border-bottom: 1px solid var(--line);
}

.search-result-index {
    padding-top: 4px;
    font-family: var(--mono);
    font-size: 8px;
    color: var(--muted);
}

.search-result-main {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.search-result-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    font-family: var(--mono);
    font-size: 8px;
    color: var(--muted);
    text-transform: uppercase;
}

.search-result-main strong {
    font-family: var(--serif);
    font-size: clamp(21px, 2.3vw, 31px);
    font-weight: 400;
    line-height: 1.35;
}

.search-result:hover .search-result-main strong {
    text-decoration: underline;
    text-underline-offset: 5px;
}

.search-result-excerpt {
    max-width: 53em;
    font-size: 11.5px;
    line-height: 1.75;
    color: var(--muted);
}

.search-result-arrow {
    padding-top: 6px;
    color: var(--muted);
    transition: transform .25s var(--ease);
}

.search-result:hover .search-result-arrow {
    transform: translate(3px, -3px);
    color: var(--ink);
}

/* ---------- empty & error states ---------- */

.empty-state {
    padding: clamp(90px, 14vw, 190px) 0;
}

.empty-state h1 {
    margin: 20px 0;
    font-family: var(--serif);
    font-size: clamp(48px, 7vw, 100px);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -.05em;
}

.empty-state h2 {
    font-family: var(--serif);
    font-size: clamp(32px, 4vw, 52px);
    font-weight: 400;
    letter-spacing: -.035em;
}

.empty-state p {
    max-width: 37em;
    margin: 15px 0 28px;
    color: var(--muted);
}

.empty-state--small {
    margin-top: 40px;
    padding: 70px 0;
    border-top: 1px solid var(--line);
}

.empty-state--small h2 {
    margin-top: 10px;
}

.empty-code {
    font-family: var(--serif);
    font-size: 80px;
    line-height: 1;
    color: var(--line-strong);
}

.error-page {
    padding: 31px 0 clamp(100px, 15vw, 190px);
}

.error-inner {
    display: grid;
    grid-template-columns: minmax(260px, 400px) minmax(0, 1fr);
    gap: clamp(45px, 9vw, 140px);
    align-items: center;
    padding-top: clamp(50px, 8vw, 100px);
}

.error-art {
    width: 100%;
    max-width: 400px;
    color: var(--ink);
}

.error-copy h1 {
    text-wrap: balance;
    max-width: 12em;
    margin-top: 19px;
    font-family: var(--serif);
    font-size: clamp(38px, 5vw, 72px);
    font-weight: 400;
    line-height: 1.14;
    letter-spacing: -.045em;
}

.error-copy > p {
    margin-top: 19px;
    color: var(--muted);
}

.error-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
    margin-top: 30px;
}

/* ---------- toast ---------- */

.toast {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 200;
    max-width: 320px;
    padding: 13px 18px;
    background: var(--ink);
    color: var(--paper);
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .04em;
    box-shadow: 0 8px 30px rgba(0, 0, 0, .16);
}

.toast[hidden] {
    display: none;
}

/* ---------- reveal ---------- */

.reveal-ready [data-reveal] {
    opacity: 1;
    transform: translateY(14px);
    transition: transform .8s var(--ease);
}

.reveal-ready [data-reveal].is-revealed {
    transform: none;
}

/* ---------- responsive ---------- */

@media (max-width: 1080px) {
    .main-nav {
        display: none;
    }

    .menu-toggle {
        display: inline-flex;
    }

    .hero-grid {
        grid-template-columns: minmax(0, 1.4fr) minmax(260px, .6fr);
        gap: 40px;
    }


    .article-layout:not(.article-layout--single) {
        grid-template-columns: minmax(0, 1fr) 180px;
        gap: 45px;
    }

    .footer-top {
        grid-template-columns: minmax(0, 1fr) minmax(240px, .7fr) 170px;
    }
}

@media (max-width: 860px) {
    .article {
        --article-title-size: clamp(36px, 10vw, 46px);
        --article-body-size: 17px;
    }

    .utility-mid {
        display: none;
    }

    .masthead {
        height: 78px;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .hero-title {
        max-width: 13em;
    }

    .hero-visual {
        width: 100%;
        max-width: 440px;
    }

    .hero-index {
        right: 12px;
        bottom: auto;
        top: -40px;
        font-size: 120px;
    }

    .index-strip {
        grid-template-columns: 1fr 1fr;
    }

    .index-strip-item:nth-child(2) {
        border-left: 1px solid var(--line);
    }

    .index-strip-quote {
        grid-column: 1 / -1;
        justify-content: flex-start;
        padding: 16px 0;
        border-left: 0;
        border-top: 1px solid var(--line);
    }

    .index-strip-quote p {
        text-align: left;
    }

    .index-strip-link {
        grid-column: 1 / -1;
        justify-content: space-between;
        padding: 15px 0;
        border-left: 0;
        border-top: 1px solid var(--line);
    }

    .section-heading {
        flex-wrap: wrap;
    }

    .section-heading .round-link {
        margin-left: auto;
    }

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

    .post-grid > .post-card:nth-child(n) {
        padding-top: clamp(20px, 2.2vw, 28px);
        border-top: 1px solid var(--line);
    }

    .post-grid > .post-card:first-child {
        padding-top: 0;
        border-top: 0;
    }

    .post-card {
        grid-template-columns: 30% minmax(0, 1fr);
    }

    .post-card .card-title {
        font-size: clamp(22px, 3.8vw, 26px);
    }

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

    .footer-intro {
        grid-column: 1 / -1;
    }

    .footer-art {
        display: none;
    }

    .footer-nav {
        grid-column: 1 / -1;
        max-width: 420px;
    }


    .article-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .article-meta dl {
        width: 100%;
        grid-template-columns: 1fr 1fr;
    }

    .article-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .article-layout:not(.article-layout--single) {
        grid-template-columns: minmax(0, 1fr);
        grid-template-areas: "sidebar" "main";
    }

    .article-sidebar {
        position: static;
        display: grid;
        grid-template-columns: minmax(0, 1fr) 190px;
        gap: 30px;
    }

    .toc ol {
        display: flex;
        flex-wrap: wrap;
        gap: 0 22px;
        border-top: 1px solid var(--line);
        margin-top: 14px;
    }

    .toc li {
        border-bottom: 0;
    }

    .toc li.toc-level-3 {
        display: none;
    }

    .article-content {
        max-width: 760px;
    }

    .related-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .related-grid .post-card:last-child {
        display: none;
    }

    .page-header-grid {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .page-header-side {
        max-width: 500px;
    }

    .archive-group {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .archive-group-head {
        position: static;
        display: flex;
        align-items: baseline;
        gap: 14px;
    }

    .archive-group-head h2 {
        font-size: 25px;
    }

    .archive-count {
        margin-top: 0;
        margin-left: auto;
    }

    .archive-rows {
        margin-top: 0;
    }

    .archive-row {
        grid-template-columns: 30px minmax(0, 1fr) 54px 22px;
        gap: 12px;
    }

    .archive-row-category,
    .archive-row-time {
        display: none;
    }

    .archive-row-date {
        text-align: right;
    }

    .category-hero {
        grid-template-columns: 1fr;
    }

    .category-mark {
        width: 210px;
        justify-self: start;
    }

    .error-inner {
        grid-template-columns: 1fr;
    }

    .error-art {
        max-width: 280px;
    }
}

@media (max-width: 620px) {
    :root {
        --gutter: 20px;
    }

    .utility-inner {
        height: 30px;
        font-size: 7.5px;
    }

    .utility-inner > span:last-child {
        display: none;
    }

    .masthead {
        height: 70px;
        gap: 15px;
    }

    .brand-mark {
        width: 31px;
        height: 31px;
    }

    .brand-cn {
        font-size: 19px;
    }

    .brand-en {
        font-size: 6px;
    }

    .header-tools {
        margin-left: auto;
    }

    .tool {
        width: 40px;
        height: 40px;
    }

    .mobile-menu {
        padding-top: 122px;
    }

    .home-hero {
        padding-top: 19px;
    }

    .hero-rule span:last-child {
        display: none;
    }

    .hero-grid {
        padding-top: 32px;
        padding-bottom: 30px;
        gap: 32px;
    }

    .hero-title {
        margin-top: 23px;
        font-size: clamp(40px, 11vw, 54px);
        line-height: 1.1;
    }

    .hero-image {
        aspect-ratio: 16 / 10;
    }

    .hero-visual {
        max-width: 100%;
    }

    .hero-deck {
        margin-top: 22px;
        font-size: 14px;
        line-height: 1.9;
    }

    .hero-actions {
        margin-top: 29px;
        gap: 17px;
    }

    .btn {
        min-height: 45px;
        padding: 0 18px;
        font-size: 10px;
    }

    .hero-signature {
        display: none;
    }

    .hero-index {
        top: -27px;
        font-size: 84px;
    }

    .index-strip {
        grid-template-columns: 1fr;
    }

    .index-strip-item {
        padding: 14px 0;
    }

    .index-strip-item + .index-strip-item {
        padding-left: 0;
        border-left: 0;
        border-top: 1px solid var(--line);
    }

    .index-strip-quote {
        padding: 14px 0;
    }

    .index-strip-quote p {
        font-size: 14px;
    }

    .home-latest {
        padding-top: 52px;
        padding-bottom: 64px;
    }

    .section-heading {
        align-items: flex-start;
        gap: 20px;
    }

    .section-heading h2 {
        font-size: 31px;
    }

    .section-heading .round-link {
        width: 43px;
        height: 43px;
    }

    .category-rail {
        gap: 2px 19px;
        margin-top: 28px;
    }

    .post-grid {
        grid-template-columns: 1fr;
        gap: 0;
        margin-top: 28px;
    }

    .post-card {
        grid-template-columns: 98px minmax(0, 1fr);
        gap: 15px;
        padding: 18px 0;
    }

    .post-grid > .post-card:nth-child(n) {
        padding: 18px 0;
    }

    .post-grid > .post-card:first-child {
        padding-top: 0;
    }

    .post-card .card-title {
        font-size: 20px;
    }

    .card-excerpt {
        font-size: 12px;
    }

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

    .footer-top {
        grid-template-columns: 1fr;
        gap: 42px;
        padding-top: 56px;
    }

    .footer-intro,
    .footer-nav {
        grid-column: auto;
    }

    .footer-wordmark {
        font-size: 53px;
    }

    .footer-bottom {
        flex-wrap: wrap;
        gap: 9px 20px;
        padding-bottom: 26px;
    }

    .footer-copy {
        order: 1;
    }

    .back-top {
        order: 2;
        margin-left: auto;
    }

    .footer-filing {
        order: 3;
        width: 100%;
    }

    .article-header {
        padding-top: 22px;
    }

    .article-heading-grid {
        margin-top: 30px;
    }

    .article-meta dl {
        grid-template-columns: 1fr 1fr;
    }

    .article-layout {
        padding-top: 46px;
        padding-bottom: 65px;
    }

    .article-sidebar {
        grid-template-columns: 1fr;
    }

    .toc ol {
        display: block;
        border-top: 0;
    }

    .toc li {
        border-bottom: 1px solid var(--line);
    }

    .article-content {
        line-height: 1.95;
    }

    .article-content h2 {
        font-size: 1.85em;
    }

    .article-content h3 {
        font-size: 1.4em;
    }

    .article-content blockquote {
        padding-left: 20px;
    }

    .article-content blockquote p {
        font-size: 1.18em;
    }

    .article-pager-grid {
        grid-template-columns: 1fr;
    }

    .pager-link + .pager-link {
        padding-left: 0;
        border-left: 0;
        border-top: 1px solid var(--line);
    }

    .pager-link--next {
        align-items: flex-start;
        text-align: left;
    }

    .pager-placeholder--right {
        justify-content: flex-start;
        padding-left: 0;
        border-left: 0;
        border-top: 1px solid var(--line);
    }

    .related {
        padding: 60px 0;
    }

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

    .related-grid .post-card:last-child {
        display: block;
    }

    .page-header {
        padding-top: 22px;
    }

    .page-header h1 {
        font-size: clamp(44px, 13vw, 61px);
    }

    .page-header-grid {
        margin-top: 32px;
    }

    .page-header-stats strong {
        font-size: 21px;
    }

    .archive-row {
        grid-template-columns: 26px minmax(0, 1fr) 24px;
        gap: 10px;
        padding: 17px 0;
    }

    .archive-row-date {
        display: none;
    }

    .archive-row-excerpt {
        white-space: normal;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        font-size: 10px;
        line-height: 1.65;
    }

    .category-copy h1 {
        font-size: clamp(58px, 17vw, 84px);
    }

    .category-posts {
        padding-top: 45px;
    }

    .search-page {
        padding-top: 22px;
    }

    .search-header h1 {
        font-size: clamp(50px, 15vw, 70px);
    }

    .search-form input {
        font-size: 24px;
    }

    .search-form button {
        width: 44px;
        height: 44px;
    }

    .search-result {
        grid-template-columns: 28px minmax(0, 1fr) 20px;
        gap: 10px;
    }

    .search-result-excerpt {
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .search-summary {
        font-size: 11px;
    }

    .error-page {
        padding-top: 22px;
    }

    .error-inner {
        padding-top: 40px;
        gap: 35px;
    }

    .error-copy h1 {
        font-size: 42px;
    }

    .toast {
        right: 14px;
        left: 14px;
        bottom: 14px;
        max-width: none;
        text-align: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }

    .reveal-ready [data-reveal] {
        opacity: 1;
        transform: none;
    }
}