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

:root {
    --bg: #000;
    --fg: #fff;
    --muted: #888;
    --text-soft: #ccc;
    --text-quote: #bbb;
    --border: #333;
    --border-soft: #222;
    --border-strong: #444;
    --surface: #111;
    --btn-bg: #fff;
    --btn-fg: #000;
    --btn-hover: #ddd;
    --btn-secondary-bg: #000;
    --btn-secondary-hover: #222;
    --danger-border: #f66;
    --danger-hover: #300;
    --flash-error-border: #a44;
    --flash-error-text: #faa;
    --flash-success-border: #4a4;
    --flash-success-text: #afa;
    --badge-draft-border: #a66;
    --badge-draft-text: #faa;
    --map-empty: #2a2a2a;
    --map-ink: #f4f4f4;
    --map-stroke: #555;
    --code-comment: #8d8d8d;
    --code-keyword: #8eb6ff;
    --code-string: #9dcc8a;
    --code-number: #e0a36a;
    --code-function: #d2c4f5;
    --font-body: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --reading-align: left;
    --reading-leading: 1.3em;
    --reading-tracking: 0;
    color-scheme: dark;
}

html[data-theme="light"] {
    --bg: #fff;
    --fg: #111;
    --muted: #5c5c5c;
    --text-soft: #333;
    --text-quote: #444;
    --border: #ddd;
    --border-soft: #e6e6e6;
    --border-strong: #ccc;
    --surface: #f4f4f4;
    --btn-bg: #111;
    --btn-fg: #fff;
    --btn-hover: #333;
    --btn-secondary-bg: #fff;
    --btn-secondary-hover: #f2f2f2;
    --danger-border: #c44;
    --danger-hover: #f8e8e8;
    --flash-error-border: #c44;
    --flash-error-text: #8a1f1f;
    --flash-success-border: #3a3;
    --flash-success-text: #146014;
    --badge-draft-border: #c66;
    --badge-draft-text: #8a1f1f;
    --map-empty: #ececec;
    --map-ink: #141414;
    --map-stroke: #c4c4c4;
    --code-comment: #6b6b6b;
    --code-keyword: #1d4ed8;
    --code-string: #157347;
    --code-number: #b45309;
    --code-function: #6d28d9;
    color-scheme: light;
}

html[data-font="fast-sans"] {
    --reading-align: left;
    --reading-leading: 1.7;
    --reading-tracking: 0.02em;
    font-size: 18px;
}

html {
    font-size: 16px;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font-body);
    line-height: 1.6;
}

a {
    color: var(--fg);
    text-decoration: underline;
}

a:hover {
    color: var(--text-soft);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 1px solid var(--fg);
    outline-offset: 2px;
}

.container {
    width: min(800px, 92vw);
    margin: 0 auto;
    padding: 1.5rem 0 3rem;
}

.site-header,
.site-footer {
    border-bottom: 1px solid var(--border);
}

.site-footer {
    border-top: 1px solid var(--border);
    border-bottom: none;
    color: var(--muted);
    font-size: 0.9rem;
}

.site-header .container,
.site-footer .container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem 1.25rem;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.site-footer p {
    margin: 0;
}

.site-footer a {
    color: var(--muted);
    text-decoration: none;
}

.site-footer a:hover {
    color: var(--fg);
    text-decoration: underline;
}

.site-title {
    margin: 0;
    font-weight: bold;
    font-size: 1.25rem;
    line-height: 1.3;
    text-decoration: none;
}

h1.site-title a {
    color: inherit;
    text-decoration: none;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
}

.site-nav a {
    text-decoration: none;
}

.site-nav a:hover {
    text-decoration: underline;
}

h1, h2, h3, h4 {
    line-height: 1.25;
    margin-top: 0;
}

.post-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.post-item {
    border-bottom: 1px solid var(--border-soft);
    padding: 1.25rem 0;
}

.post-item h2 {
    margin-bottom: 0.2rem;
    font-size: 1.5rem;
}

.post-item h2 a {
    text-decoration: none;
}

.post-item h2 a:hover {
    text-decoration: underline;
}

li.post-item:last-child {
    border-bottom: none;
    padding: 1.25rem 0 0 0;
}

.post-meta {
    color: var(--muted);
    font-size: 0.9rem;
    margin: 0.25rem 0 1rem;
}

.post-item .post-meta,
.post-item .post-excerpt,
.post-item .read-more {
    margin: 0.4rem 0 0;
}

.post-item .read-more {
    margin-top: 0.75rem;
}

.post-excerpt {
    color: var(--text-soft);
    margin-bottom: 0;
    text-align: var(--reading-align);
    line-height: var(--reading-leading);
    font-size: 1.05rem;
}

article > h1 {
    margin-bottom: 0.25rem;
}

article > .post-meta {
    margin-top: 0;
}

article + .form-actions,
.post-back,
.post-nav + .form-actions,
.post-nav + .post-back {
    margin-top: 2rem;
}

.post-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem 1.5rem;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-soft);
}

.post-nav a {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-width: 0;
    text-decoration: none;
}

.post-nav-older {
    justify-self: end;
    text-align: right;
}

.post-nav-older a {
    align-items: flex-end;
}

.post-nav-label {
    color: var(--muted);
    font-size: 0.8rem;
}

.post-nav-title {
    text-decoration: underline;
    overflow-wrap: anywhere;
}

.post-body {
    text-align: var(--reading-align);
    line-height: var(--reading-leading);
    font-size: 1.05rem;
    color: var(--text-soft);
}

.post-body img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 1.5rem 0;
    border: 1px solid var(--border);
}

.post-body pre {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 1rem;
    overflow-x: auto;
    font-family: Consolas, "Courier New", monospace;
    font-size: 0.9rem;
    line-height: 1.45;
    white-space: pre;
    color: var(--fg);
}

.post-body code {
    font-family: Consolas, "Courier New", monospace;
    font-size: 0.9em;
    background: var(--surface);
    padding: 0.1em 0.35em;
    border: 1px solid var(--border-soft);
}

.post-body pre code {
    background: none;
    border: none;
    padding: 0;
    white-space: inherit;
    color: inherit;
}

.post-body pre .c,
.post-body pre .ch,
.post-body pre .cm,
.post-body pre .cp,
.post-body pre .cpf,
.post-body pre .c1,
.post-body pre .cs {
    color: var(--code-comment);
    font-style: italic;
}

.post-body pre .k,
.post-body pre .kc,
.post-body pre .kd,
.post-body pre .kn,
.post-body pre .kp,
.post-body pre .kr,
.post-body pre .kt,
.post-body pre .ow,
.post-body pre .nb {
    color: var(--code-keyword);
}

.post-body pre .s,
.post-body pre .sa,
.post-body pre .sb,
.post-body pre .sc,
.post-body pre .dl,
.post-body pre .sd,
.post-body pre .s2,
.post-body pre .se,
.post-body pre .sh,
.post-body pre .si,
.post-body pre .sx,
.post-body pre .sr,
.post-body pre .s1,
.post-body pre .ss {
    color: var(--code-string);
}

.post-body pre .m,
.post-body pre .mb,
.post-body pre .mf,
.post-body pre .mh,
.post-body pre .mi,
.post-body pre .mo,
.post-body pre .il {
    color: var(--code-number);
}

.post-body pre .nf,
.post-body pre .fm,
.post-body pre .nc,
.post-body pre .nn {
    color: var(--code-function);
}

.post-body blockquote {
    border-left: 3px solid var(--border-strong);
    margin: 1rem 0;
    padding-left: 1rem;
    color: var(--text-quote);
}

.pagination {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-soft);
}

.pagination-next {
    justify-self: end;
}

.pagination-info {
    color: var(--muted);
    font-size: 0.9rem;
}

button,
.btn,
input[type="submit"],
input[type="button"] {
    background: var(--btn-bg);
    color: var(--btn-fg);
    border: 1px solid var(--btn-bg);
    padding: 0.5rem 1rem;
    font: inherit;
    cursor: pointer;
}

a.btn {
    display: inline-block;
    text-decoration: none;
    line-height: 1.2;
}

button:hover,
.btn:hover,
input[type="submit"]:hover,
input[type="button"]:hover {
    background: var(--btn-hover);
}

.btn-secondary {
    background: var(--btn-secondary-bg);
    color: var(--fg);
    border-color: var(--border-strong);
}

.btn-secondary:hover {
    background: var(--btn-secondary-hover);
}

.btn-danger {
    background: var(--bg);
    color: var(--fg);
    border-color: var(--danger-border);
}

.btn-danger:hover {
    background: var(--danger-hover);
}

label {
    display: block;
    margin-bottom: 0.35rem;
}

input[type="text"],
input[type="password"],
input[type="url"],
textarea,
select {
    width: 100%;
    background: var(--bg);
    color: var(--fg);
    border: 1px solid var(--border-strong);
    padding: 0.6rem 0.75rem;
    font: inherit;
    margin-bottom: 1rem;
    color-scheme: dark;
}

select option {
    background-color: #000;
    color: #fff;
}

html[data-theme="light"] select {
    color-scheme: light;
}

html[data-theme="light"] select option {
    background-color: #fff;
    color: #111;
}

textarea {
    min-height: 320px;
    font-family: Consolas, "Courier New", monospace;
    font-size: 0.95rem;
    line-height: 1.5;
    resize: vertical;
}

textarea.input-excerpt {
    min-height: 6rem;
}

.form-row {
    margin-bottom: 1rem;
}

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

.page-actions {
    margin: 1rem 0 1.25rem;
}

.form-actions {
    margin-top: 1rem;
}

.checkbox-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.checkbox-row label {
    margin: 0;
}

.checkbox-row input {
    width: auto;
    margin: 0;
}

.flash {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-strong);
    margin-bottom: 1rem;
}

.flash-error {
    border-color: var(--flash-error-border);
    color: var(--flash-error-text);
}

.flash-success {
    border-color: var(--flash-success-border);
    color: var(--flash-success-text);
}

.login-box {
    max-width: 360px;
    margin: 2rem auto;
    padding: 1.5rem;
    border: 1px solid var(--border);
}

body.admin-page .container {
    width: min(1180px, 94vw);
}

.admin-table-wrap {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.admin-table th,
.admin-table td {
    text-align: left;
    padding: 0.75rem 0.75rem;
    border-bottom: 1px solid var(--border-soft);
    vertical-align: middle;
}

.admin-table th {
    color: var(--muted);
    font-weight: normal;
    font-size: 0.9rem;
}

.admin-table th:nth-child(n + 2),
.admin-table td:nth-child(n + 2) {
    width: 1%;
    white-space: nowrap;
}

.admin-table th.admin-views,
.admin-table td.admin-views {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.admin-actions {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 0.5rem;
}

.admin-actions .btn,
.admin-actions button {
    white-space: nowrap;
}

.admin-actions form {
    margin: 0;
}

.help-text {
    color: var(--muted);
    font-size: 0.9rem;
    margin: -0.5rem 0 1rem;
}

.upload-panel {
    border: 1px solid var(--border);
    padding: 1rem;
    margin-bottom: 1rem;
}

.upload-panel input[type="file"] {
    margin-bottom: 0.75rem;
}

.upload-url-row {
    margin-top: 0.75rem;
}

.upload-result {
    color: var(--flash-success-text);
    font-family: Consolas, "Courier New", monospace;
    font-size: 0.85rem;
    word-break: break-all;
}

.preview-toggle {
    margin: 1rem 0;
}

.preview-box {
    border: 1px solid var(--border);
    padding: 1rem;
    margin-bottom: 1rem;
}

.badge {
    display: inline-block;
    font-size: 0.75rem;
    padding: 0.15rem 0.45rem;
    border: 1px solid var(--border-strong);
    color: var(--muted);
}

.badge-draft {
    border-color: var(--badge-draft-border);
    color: var(--badge-draft-text);
}

.active-filter {
    margin: 0 0 1.5rem;
    color: var(--text-soft);
}

.active-filter strong {
    color: var(--fg);
}

.active-filter a {
    margin-left: 0.85rem;
}

.word-cloud-section {
    margin: 0 0 1.75rem;
}

.word-cloud {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.55rem 0.85rem;
    margin: 0;
    padding: 0;
}

.word-cloud li {
    margin: 0;
    padding: 0;
}

.word-cloud a {
    display: inline-block;
    font-size: var(--size, 1rem);
    color: var(--fg);
    opacity: var(--ink, 0.75);
    text-decoration: none;
    line-height: 1.15;
}

.word-cloud a:hover,
.word-cloud a.is-active {
    color: var(--fg);
    opacity: 1;
    text-decoration: underline;
}

.header-tools {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1.25rem;
}

.settings {
    position: relative;
}

.settings summary {
    list-style: none;
    cursor: pointer;
}

.settings summary::-webkit-details-marker {
    display: none;
}

.settings summary::marker {
    content: "";
}

.settings summary:hover,
.settings[open] summary {
    text-decoration: underline;
}

.settings-panel {
    position: absolute;
    z-index: 20;
    top: calc(100% + 0.55rem);
    right: 0;
    min-width: 13rem;
    padding: 0.85rem 0.95rem;
    background: var(--bg);
    border: 1px solid var(--border-strong);
}

.settings-panel .prefs {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
}

.prefs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.pref-toggle,
.prefs select {
    width: auto;
    margin: 0;
    padding: 0.3rem 0.6rem;
    font: inherit;
    font-size: 0.85rem;
    line-height: 1.2;
    background: var(--bg);
    color: var(--fg);
    border: 1px solid var(--border-strong);
    cursor: pointer;
}

.pref-toggle:hover,
.prefs select:hover {
    border-color: var(--fg);
    background: var(--bg);
}

.pref-font {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin: 0;
    color: var(--muted);
    font-size: 0.85rem;
}

.theme-label-light {
    display: none;
}

html[data-theme="light"] .theme-label-dark {
    display: none;
}

html[data-theme="light"] .theme-label-light {
    display: inline;
}

.visitor-note {
    color: var(--muted);
    margin-top: 0;
}

.visitor-map {
    margin: 0 0 1.5rem;
}

.visitor-map svg {
    display: block;
    width: 100%;
    height: auto;
}

.visitor-map path,
.visitor-map circle {
    fill: var(--map-empty);
    stroke: var(--map-stroke);
    stroke-width: 0.6;
}

.visitor-map path[data-code] {
    fill: var(--map-empty);
    fill: color-mix(in srgb, var(--map-ink) var(--share), var(--map-empty));
}

.visitor-map path[data-code]:hover {
    stroke: var(--fg);
    stroke-width: 1.4;
}

.visitor-countries {
    list-style: none;
    margin: 1rem 0 0;
    padding: 0;
}

.visitor-countries li {
    display: grid;
    grid-template-columns: 1.1rem 1fr auto;
    gap: 0.65rem;
    align-items: center;
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border-soft);
}

.visitor-swatch {
    width: 1.1rem;
    height: 1.1rem;
    border: 1px solid var(--border-strong);
    background: var(--map-empty);
    background: color-mix(in srgb, var(--map-ink) var(--share), var(--map-empty));
}

.visitor-count {
    font-variant-numeric: tabular-nums;
    color: var(--text-soft);
}