/* Design tokens copied from app/globals.css by scripts/build-archive.mjs. */
:root {
  --color-background: #f8f9fb;
  --color-foreground: #1e2a38;
  --color-paper: #ffffff;
  --color-mist: #eef1f5;
  --color-fog: #e2e7ee;
  --color-bay: #3d5a73;
  --color-bay-deep: #2b4356;
  --color-bay-soft: #6f8aa1;
  --color-evergreen: #3f5c50;
  --color-evergreen-soft: #6b8579;
  --color-muted: #7a8798;
  --font-serif: "Fraunces", ui-serif, Georgia, serif;
  --font-sans: "Inter", ui-sans-serif, system-ui, sans-serif;
  --radius: 1.25rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #10161d;
    --color-foreground: #e8edf3;
    --color-paper: #182029;
    --color-mist: #1f2a35;
    --color-fog: #2a3742;
    --color-bay: #7ea3c0;
    --color-bay-deep: #0c1319;
    --color-bay-soft: #8ea6bd;
    --color-evergreen: #7fa595;
    --color-evergreen-soft: #9cbcae;
    --color-muted: #93a3b4;
  }
}

/*
 * Styles for the static /archive pages generated by scripts/build-archive.mjs.
 *
 * The palette, fonts and radius are NOT defined here: the build script copies
 * the custom properties (light @theme + dark override) straight out of
 * app/globals.css and prepends them, so the archive always matches the site.
 * The rules below mirror the Tailwind classes used by SiteHeader, SignupForm
 * (light variant), FooterBar and the landing page's archive cards.
 */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border: 0 solid;
}

html {
  background-color: var(--color-background);
  scroll-behavior: smooth;
  /* Keep focused/anchored content clear of the sticky header. */
  scroll-padding-top: 5.5rem;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-background);
  color: var(--color-foreground);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img,
svg {
  display: block;
}

a {
  color: inherit;
  text-decoration: inherit;
}

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

::selection {
  background-color: var(--color-bay);
  color: #ffffff;
}

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

.container {
  margin-inline: auto;
  max-width: 72rem;
  padding-inline: 1.5rem;
}

.container-narrow {
  margin-inline: auto;
  max-width: 42rem;
  padding-inline: 1.5rem;
}

.icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ── Header (SiteHeader) ─────────────────────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid color-mix(in oklab, var(--color-fog) 70%, transparent);
  background-color: color-mix(in oklab, var(--color-paper) 80%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.875rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.brand__logo {
  width: 2.25rem;
  height: 2.25rem;
  flex-shrink: 0;
  object-fit: contain;
  transition: transform 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.brand:hover .brand__logo {
  transform: scale(1.05);
}

.brand__name {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  line-height: 1;
  letter-spacing: -0.025em;
  color: var(--color-foreground);
  transition: color 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.brand:hover .brand__name {
  color: var(--color-bay);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.site-nav {
  display: none;
  align-items: center;
  gap: 1.75rem;
}

.site-nav a {
  font-size: 0.875rem;
  line-height: 1.25rem;
  font-weight: 500;
  color: color-mix(in oklab, var(--color-foreground) 70%, transparent);
  transition: color 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.site-nav a:hover {
  color: var(--color-foreground);
}

.site-header__divider {
  display: none;
  width: 1px;
  height: 1.25rem;
  background-color: var(--color-fog);
}

.btn-subscribe {
  display: inline-flex;
  align-items: center;
  border-radius: 9999px;
  background-color: var(--color-bay);
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  font-weight: 600;
  color: var(--color-background);
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-subscribe:hover {
  opacity: 0.9;
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

/* Mobile menu (MobileMenu) — a no-JS <details> disclosure. */
.mobile-menu > summary {
  display: flex;
  width: 2.25rem;
  height: 2.25rem;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  color: color-mix(in oklab, var(--color-foreground) 80%, transparent);
  cursor: pointer;
  list-style: none;
  transition: color 150ms, background-color 150ms;
}

.mobile-menu > summary::-webkit-details-marker {
  display: none;
}

.mobile-menu > summary:hover {
  background-color: var(--color-mist);
  color: var(--color-bay);
}

.mobile-menu .icon {
  width: 1.25rem;
  height: 1.25rem;
  stroke-width: 1.75;
}

.mobile-menu .icon-close,
.mobile-menu[open] .icon-open {
  display: none;
}

.mobile-menu[open] .icon-close {
  display: block;
}

.mobile-menu__panel {
  position: absolute;
  inset-inline: 0;
  top: 100%;
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--color-fog);
  background-color: var(--color-paper);
  padding: 0.5rem 1rem;
  box-shadow: 0 18px 40px -16px rgba(15, 20, 25, 0.55);
}

.mobile-menu__panel a {
  border-radius: 0.75rem;
  padding: 0.75rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: color-mix(in oklab, var(--color-foreground) 80%, transparent);
  transition: color 150ms, background-color 150ms;
}

.mobile-menu__panel a:hover {
  background-color: var(--color-mist);
  color: var(--color-bay);
}

/* ── Shared type ─────────────────────────────────────────────────────── */

.eyebrow {
  font-size: 0.875rem;
  line-height: 1.25rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-bay-soft);
}

a.eyebrow:hover {
  color: var(--color-bay);
}

.fluid-h2 {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(2rem, 4.5vw, 3.75rem);
  line-height: 1.02;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.fluid-lead {
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  line-height: 1.6;
  color: var(--color-muted);
  text-wrap: pretty;
}

.accent {
  font-style: italic;
  color: var(--color-bay);
}

/* ── Archive index ───────────────────────────────────────────────────── */

.archive-intro {
  padding-top: 3.5rem;
  max-width: 42rem;
}

.archive-intro .fluid-h2 {
  margin-top: 1rem;
}

.archive-intro .fluid-lead {
  margin-top: 1.25rem;
}

.issue-list {
  list-style: none;
  display: grid;
  gap: 1.25rem;
  margin-top: 3rem;
}

.issue-card {
  position: relative;
  display: flex;
  height: 100%;
  flex-direction: column;
  overflow: hidden;
  border-radius: var(--radius);
  background-color: var(--color-paper);
  padding: 2rem;
  box-shadow: 0 0 0 1px var(--color-fog), 0 20px 60px -45px rgba(30, 42, 56, 0.5);
}

.issue-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.issue-card__date {
  font-size: 0.875rem;
  line-height: 1.25rem;
  font-weight: 500;
  color: var(--color-bay-soft);
}

.issue-card__arrow {
  display: flex;
  width: 2.25rem;
  height: 2.25rem;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background-color: var(--color-mist);
  color: var(--color-bay);
  transition: background-color 150ms, color 150ms, transform 300ms cubic-bezier(0.16, 1, 0.3, 1);
}

.issue-card:hover .issue-card__arrow {
  background-color: var(--color-bay);
  color: #ffffff;
  transform: translate(3px, -3px);
}

.issue-card__subject {
  margin-top: 1.5rem;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 1.5rem;
  line-height: 1.25;
  color: var(--color-foreground);
  text-wrap: balance;
}

.issue-card__preview {
  padding-top: 1rem;
  font-size: 15px;
  line-height: 1.625;
  color: var(--color-muted);
}

.issue-card__cta {
  margin-top: auto;
  padding-top: 1rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  font-weight: 600;
  color: var(--color-bay);
}

/* Stretch the subject link over the whole card. */
.issue-card__link::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

/* Move the focus ring from the link to the whole card where :has() works;
   elsewhere the link keeps its default focus ring. */
@supports selector(:has(*)) {
  .issue-card__link:focus-visible {
    outline: none;
  }

  .issue-card:has(.issue-card__link:focus-visible) {
    outline: 2px solid var(--color-bay);
    outline-offset: 3px;
  }
}

.archive-subscribe {
  max-width: 42rem;
}

.empty-state {
  margin-top: 3rem;
  border-radius: var(--radius);
  background-color: var(--color-paper);
  padding: 2rem;
  color: var(--color-muted);
  box-shadow: 0 0 0 1px var(--color-fog);
}

/* ── Issue page ──────────────────────────────────────────────────────── */

.issue-header {
  padding-top: 3rem;
}

.issue-date {
  display: block;
  margin-top: 1.25rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: color-mix(in oklab, var(--color-foreground) 70%, transparent);
}

.issue-title {
  margin-top: 0.5rem;
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(1.875rem, 1.2rem + 2.6vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--color-foreground);
  text-wrap: balance;
}

/* Sanitized issue body. Section headings echo the email's look. */
.issue-body {
  margin-top: 2.5rem;
  overflow-wrap: break-word;
  color: color-mix(in oklab, var(--color-foreground) 88%, transparent);
}

.issue-body > :first-child {
  margin-top: 0;
}

.issue-body > p:first-child {
  font-size: 1.1875rem;
  line-height: 1.65;
  color: var(--color-foreground);
}

.issue-body p,
.issue-body ul,
.issue-body ol,
.issue-body blockquote,
.issue-body pre,
.issue-body table {
  margin-top: 1rem;
}

.issue-body p,
.issue-body li {
  font-size: 1.0625rem;
  line-height: 1.7;
}

.issue-body h2 {
  margin-top: 3rem;
  border-bottom: 1px solid var(--color-fog);
  padding-bottom: 0.75rem;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.375rem;
  line-height: 1.25;
  color: var(--color-bay-deep);
  text-wrap: balance;
}

.issue-body h3,
.issue-body h4,
.issue-body h5,
.issue-body h6 {
  margin-top: 2rem;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.1875rem;
  line-height: 1.3;
  color: var(--color-foreground);
}

.issue-body h2 + *,
.issue-body h3 + *,
.issue-body h4 + * {
  margin-top: 1rem;
}

.issue-body ul,
.issue-body ol {
  padding-left: 1.25rem;
}

.issue-body ul {
  list-style: disc;
}

.issue-body ol {
  list-style: decimal;
}

.issue-body li + li {
  margin-top: 0.75rem;
}

.issue-body li::marker {
  color: var(--color-bay-soft);
}

.issue-body li > ul,
.issue-body li > ol {
  margin-top: 0.5rem;
}

.issue-body a {
  color: var(--color-bay);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
  transition: color 150ms;
}

.issue-body a[href]:hover {
  color: var(--color-bay-deep);
}

.issue-body a:not([href]) {
  color: inherit;
  text-decoration: none;
}

.issue-body strong,
.issue-body b {
  font-weight: 600;
  color: var(--color-foreground);
}

.issue-body em,
.issue-body i {
  font-style: italic;
}

.issue-body u {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.issue-body s,
.issue-body del {
  text-decoration: line-through;
}

.issue-body small,
.issue-body sub,
.issue-body sup {
  font-size: 0.8em;
}

.issue-body code,
.issue-body pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.9em;
}

.issue-body pre {
  overflow-x: auto;
  border-radius: 0.75rem;
  background-color: var(--color-mist);
  padding: 1rem;
}

.issue-body blockquote {
  border-left: 3px solid var(--color-bay-soft);
  padding-left: 1.25rem;
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--color-foreground);
}

.issue-body hr {
  margin-block: 2.5rem;
  border-top: 1px solid var(--color-fog);
}

.issue-body table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.issue-body th,
.issue-body td {
  border: 1px solid var(--color-fog);
  padding: 0.5rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

.issue-body th {
  background-color: var(--color-mist);
  font-weight: 600;
  color: var(--color-foreground);
}

.issue-body caption {
  padding-bottom: 0.5rem;
  text-align: left;
  color: var(--color-muted);
}

/* ── Subscribe (SignupForm, light variant) ───────────────────────────── */

.subscribe {
  margin-top: 4rem;
  scroll-margin-top: 6rem;
  border-top: 1px solid var(--color-fog);
  padding-top: 3.5rem;
}

.subscribe__title {
  margin-top: 0.75rem;
  margin-bottom: 1.75rem;
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(1.75rem, 1.3rem + 2vw, 2.5rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.signup {
  width: 100%;
}

.signup__box {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  border-radius: var(--radius);
  background-color: var(--color-paper);
  padding: 0.5rem;
  box-shadow: 0 0 0 1px var(--color-fog), 0 18px 60px -24px rgba(30, 42, 56, 0.35);
  transition: box-shadow 150ms;
}

.signup__box:focus-within {
  box-shadow: 0 0 0 1px var(--color-bay-soft), 0 18px 60px -24px rgba(30, 42, 56, 0.35);
}

.signup__input {
  flex: 1 1 0%;
  min-width: 0;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  line-height: 1.5rem;
  color: var(--color-foreground);
  outline: none;
}

.signup__input::placeholder {
  color: color-mix(in oklab, var(--color-muted) 70%, transparent);
}

.signup__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: calc(var(--radius) - 0.4rem);
  background-color: var(--color-bay);
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  font-weight: 600;
  white-space: nowrap;
  color: #ffffff;
  cursor: pointer;
  transition:
    background-color 150ms cubic-bezier(0.4, 0, 0.2, 1),
    transform 250ms cubic-bezier(0.16, 1, 0.3, 1),
    scale 150ms;
}

.signup__button:hover {
  background-color: var(--color-bay-deep);
}

/* `scale` composes with the magnetic `transform` set by the inline script. */
.signup__button:active {
  scale: 0.96;
}

.signup__button:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.signup__button .icon {
  transition: transform 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.signup__button:hover .icon {
  transform: translateX(0.125rem);
}

.signup__note,
.signup__error {
  margin-top: 0.75rem;
  padding-left: 0.5rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: var(--color-muted);
}

.signup__error {
  font-weight: 500;
  color: #dc2626;
}

.signup__success {
  border-radius: var(--radius);
  background-color: var(--color-paper);
  padding: 1.5rem;
  box-shadow: 0 0 0 1px var(--color-fog), 0 18px 60px -24px rgba(30, 42, 56, 0.35);
  animation: signup-in 600ms cubic-bezier(0.16, 1, 0.3, 1);
}

.signup__success:focus {
  outline: none;
}

.signup__check {
  display: inline-flex;
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: 1rem;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background-color: var(--color-evergreen);
  color: #ffffff;
}

.signup__check .icon {
  width: 1.25rem;
  height: 1.25rem;
}

.signup__success h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 1.5rem;
  line-height: 2rem;
  color: var(--color-foreground);
}

[hidden] {
  display: none !important;
}

@keyframes signup-in {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ── Prev / next ─────────────────────────────────────────────────────── */

.pager {
  margin-top: 3.5rem;
  display: grid;
  gap: 1rem;
}

.pager__link {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  border-radius: var(--radius);
  background-color: var(--color-paper);
  padding: 1.25rem 1.5rem;
  box-shadow: 0 0 0 1px var(--color-fog), 0 20px 60px -45px rgba(30, 42, 56, 0.5);
  transition: box-shadow 150ms;
}

.pager__link:hover {
  box-shadow: 0 0 0 1px var(--color-bay-soft), 0 20px 60px -45px rgba(30, 42, 56, 0.5);
}

.pager__label {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-bay);
}

.pager__subject {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  line-height: 1.35;
  color: var(--color-foreground);
  text-wrap: balance;
}

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

.all-issues {
  margin-top: 2rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-muted);
}

.all-issues a {
  color: var(--color-bay);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color 150ms;
}

.all-issues a:hover {
  color: var(--color-bay-deep);
}

.page-end {
  padding-bottom: 5rem;
}

/* ── Footer (FooterBar on the bay-deep panel, as on the weekend page) ─ */

.site-footer {
  margin-top: 5rem;
  background-color: var(--color-bay-deep);
  padding: 2.5rem 1.5rem;
}

.site-footer__inner {
  margin-inline: auto;
  max-width: 72rem;
}

.footer-bar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  border-top: 1px solid rgb(255 255 255 / 0.15);
  padding-top: 2rem;
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: rgb(255 255 255 / 0.6);
}

.footer-bar__brand {
  font-family: var(--font-serif);
  color: rgb(255 255 255 / 0.8);
}

.footer-bar nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  column-gap: 1.5rem;
  row-gap: 0.5rem;
}

.footer-bar a {
  transition: color 150ms;
}

.footer-bar a:hover {
  color: #ffffff;
}

.footer-bar .footer-bar__strong {
  font-weight: 500;
  color: rgb(255 255 255 / 0.9);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.footer-bar__dot {
  display: none;
}

/* ── Breakpoints (Tailwind sm = 640px, md = 768px) ───────────────────── */

@media (min-width: 640px) {
  .signup__box {
    flex-direction: row;
    align-items: center;
  }

  .signup__success {
    padding: 1.75rem;
  }

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

  .pager__link--next:only-child {
    grid-column: 2;
  }
}

@media (min-width: 768px) {
  .container {
    padding-inline: 2.5rem;
  }

  .site-header__actions {
    gap: 1.5rem;
  }

  .site-nav {
    display: flex;
  }

  .site-header__divider {
    display: block;
  }

  .mobile-menu {
    display: none;
  }

  .archive-intro {
    padding-top: 5rem;
  }

  .issue-header {
    padding-top: 4.5rem;
  }

  .issue-list {
    grid-template-columns: 1fr 1fr;
  }

  .site-footer {
    padding-inline: 2.5rem;
  }

  .footer-bar {
    flex-direction: row;
    justify-content: space-between;
  }

  .footer-bar__dot {
    display: inline;
  }
}

/* Dark mode: bay-deep is a near-black panel colour there, so headings that
   use it in light mode switch to the foreground colour. */
@media (prefers-color-scheme: dark) {
  .issue-body h2 {
    color: var(--color-foreground);
  }

  .issue-body a[href]:hover,
  .all-issues a:hover {
    color: var(--color-foreground);
  }

  .signup__error {
    color: #fca5a5;
  }
}

/* Windows High Contrast: shadows vanish, so give the form a real border and focus ring. */
@media (forced-colors: active) {
  .signup__box,
  .signup__success,
  .issue-card,
  .pager__link {
    border: 1px solid CanvasText;
  }

  .signup__input:focus-visible {
    outline: 2px solid Highlight;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}