/*
Theme Name:        Retro Press
Theme URI:         https://example.com/retro-press
Author:            Retro Press
Author URI:        https://example.com
Description:       A 1990s print-magazine WordPress theme — newsprint texture, uneven editorial grid, flush-left serif headlines held inside the sheet, sepia halftone plates, page-turn transitions, native light/dark switching and a colophon footer with fake ISSN.
Version:           1.0.0
Requires at least: 6.0
Tested up to:      6.6
Requires PHP:      7.4
License:           GNU General Public License v2 or later
License URI:       http://www.gnu.org/licenses/gpl-2.0.html
Text Domain:       retro-press
Tags:              custom-logo, custom-menu, featured-images, full-width-template, one-column, translation-ready
*/

/* ============================================================
   0. Tokens
   ============================================================ */
:root {
  color-scheme: light dark;

  --rp-paper:        #efe8d9;
  --rp-paper-deep:   #e2d9c4;
  --rp-ink:          #1a1713;
  --rp-ink-soft:     #4c463c;
  --rp-ink-faint:    #857c6c;
  --rp-spot:         #b23219;   /* spot red */
  --rp-spot-alt:     #1f5f6b;   /* second run: teal */
  --rp-rule:         rgba(26, 23, 19, .30);
  --rp-hair:         rgba(26, 23, 19, .14);

  /* paper lighting + ink screens, re-mapped for the dark run */
  --rp-sheen:        rgba(255, 255, 255, .55);
  --rp-vignette:     rgba(120, 104, 74, .16);
  --rp-dot:          rgba(26, 23, 19, .5);
  --rp-grain-blend:  multiply;
  --rp-brightness:   .98;

  --rp-display: "Playfair Display", "Didot", "Bodoni MT", "Songti SC", "Noto Serif SC", Georgia, serif;
  --rp-mono:    "IBM Plex Mono", ui-monospace, "Courier New", "Noto Sans Mono CJK SC", monospace;

  --rp-max:      1480px;
  --rp-gutter:   clamp(1rem, 3.4vw, 4.5rem);
  --rp-lede:     1.02rem;

  /* print effects — all three overridable from the Customizer */
  --rp-sepia:    .2;
  --rp-grain:    .55;
  --rp-contrast: 1.06;

  --rp-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.86' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.62'/%3E%3C/svg%3E");

  --rp-fiber: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='turbulence' baseFrequency='0.03 0.12' numOctaves='3' seed='7'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23f)' opacity='.5'/%3E%3C/svg%3E");

  --rp-regmark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 40'%3E%3Cg fill='none' stroke='%231a1713' stroke-width='1.1'%3E%3Ccircle cx='20' cy='20' r='9'/%3E%3Ccircle cx='20' cy='20' r='3.4'/%3E%3Cpath d='M20 0v13M20 27v13M0 20h13M27 20h13'/%3E%3C/g%3E%3C/svg%3E");

  /* kept here so the two dark rules below only have to point at it */
  --rp-regmark-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 40'%3E%3Cg fill='none' stroke='%23ece2cb' stroke-width='1.1'%3E%3Ccircle cx='20' cy='20' r='9'/%3E%3Ccircle cx='20' cy='20' r='3.4'/%3E%3Cpath d='M20 0v13M20 27v13M0 20h13M27 20h13'/%3E%3C/g%3E%3C/svg%3E");
}

/* ---- dark run ----------------------------------------------------
   Two selectors, one token set: the media query is the no-JS default
   that follows the OS; the attribute is what the toggle writes. */
@media (prefers-color-scheme: dark) {
  :root:not([data-rp-theme="light"]) {
    color-scheme: dark;
    --rp-paper: #16140f; --rp-paper-deep: #221e17;
    --rp-ink: #ece2cb;   --rp-ink-soft: #b9ae95; --rp-ink-faint: #8b8170;
    --rp-spot: #e2603f;  --rp-spot-alt: #6fb3bd;
    --rp-rule: rgba(236, 226, 203, .34);
    --rp-hair: rgba(236, 226, 203, .14);
    --rp-sheen: rgba(255, 255, 255, .05);
    --rp-vignette: rgba(0, 0, 0, .55);
    --rp-dot: rgba(236, 226, 203, .32);
    --rp-grain-blend: overlay;
    --rp-brightness: .82;
    --rp-regmark: var(--rp-regmark-dark);
  }
}

:root[data-rp-theme="dark"] {
  color-scheme: dark;
  --rp-paper: #16140f; --rp-paper-deep: #221e17;
  --rp-ink: #ece2cb;   --rp-ink-soft: #b9ae95; --rp-ink-faint: #8b8170;
  --rp-spot: #e2603f;  --rp-spot-alt: #6fb3bd;
  --rp-rule: rgba(236, 226, 203, .34);
  --rp-hair: rgba(236, 226, 203, .14);
  --rp-sheen: rgba(255, 255, 255, .05);
  --rp-vignette: rgba(0, 0, 0, .55);
  --rp-dot: rgba(236, 226, 203, .32);
  --rp-grain-blend: overlay;
  --rp-brightness: .82;
  --rp-regmark: var(--rp-regmark-dark);
}

/* ============================================================
   1. Base + newsprint paper
   ============================================================ */
* { box-sizing: border-box; }

html {
  overflow-x: clip;              /* guard against wide tables, not headline bleed */
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--rp-paper);
  /* paper = flat colour + curled fibre turbulence + press-grain + edge vignette */
  background-image:
    radial-gradient(120% 90% at 50% 0%, var(--rp-sheen), transparent 60%),
    radial-gradient(140% 120% at 50% 50%, transparent 58%, var(--rp-vignette) 100%),
    var(--rp-noise),
    var(--rp-fiber);
  background-attachment: scroll, fixed, fixed, fixed;
  background-size: auto, auto, 180px 180px, 300px 300px;
  color: var(--rp-ink);
  font-family: var(--rp-mono);
  font-size: var(--rp-lede);
  line-height: 1.72;
  overflow-x: clip;
  transition: background-color .45s ease, color .45s ease;
}

/* loose speckles floating over everything, like dust on the press bed */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image: var(--rp-noise);
  background-size: 180px 180px;
  opacity: calc(var(--rp-grain) * .26);
  mix-blend-mode: var(--rp-grain-blend);
  pointer-events: none;
  z-index: 9999;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--rp-display);
  font-weight: 900;
  line-height: .94;
  letter-spacing: -.022em;
  margin: 0 0 .38em;
  text-wrap: balance;
}

p { margin: 0 0 1.1em; }

a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--rp-rule);
  transition: color .18s ease, background-color .18s ease, border-color .18s ease;
}
a:hover { color: var(--rp-spot); border-color: currentColor; }
a:focus-visible {
  outline: 2px solid var(--rp-spot);
  outline-offset: 3px;
}

hr {
  border: 0;
  border-top: 1px solid var(--rp-rule);
  margin: 2.2rem 0;
}

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

/* screen-reader only */
.rp-sr {
  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: absolute; left: -999em; top: 0; z-index: 10000;
  background: var(--rp-ink); color: var(--rp-paper);
  padding: .6rem 1rem; border: 0;
}
.skip-link:focus { left: 0; }

/* ============================================================
   2. The sheet — everything lives on one printable page
   ============================================================ */
.rp-sheet {
  position: relative;
  max-width: var(--rp-max);
  margin: 0 auto;
  padding: clamp(1rem, 2.6vw, 2.4rem) var(--rp-gutter) 0;
  transform-origin: left center;
  backface-visibility: hidden;
  will-change: transform;
}

/* trim / crop marks in the four corners */
.rp-sheet::before {
  content: "";
  position: absolute;
  inset: clamp(.35rem, 1.2vw, 1rem) clamp(.35rem, 1.2vw, 1rem) auto;
  height: 100%;
  pointer-events: none;
  background-image:
    linear-gradient(var(--rp-rule) 0 0), linear-gradient(var(--rp-rule) 0 0),
    linear-gradient(var(--rp-rule) 0 0), linear-gradient(var(--rp-rule) 0 0);
  background-repeat: no-repeat;
  background-size: 1px 22px, 22px 1px, 1px 22px, 22px 1px;
  background-position: left top, left top, right top, right top;
  opacity: .55;
}

.rp-marks { position: absolute; inset: 0; pointer-events: none; }
.rp-marks span {
  position: absolute;
  width: 26px; height: 26px;
  background: var(--rp-regmark) center / contain no-repeat;
  opacity: .5;
}
.rp-marks span:nth-child(1) { top: 1.2rem; left: .4rem; }
.rp-marks span:nth-child(2) { top: 1.2rem; right: .4rem; }
.rp-marks span:nth-child(3) { bottom: 6rem; left: .4rem; }
.rp-marks span:nth-child(4) { bottom: 6rem; right: .4rem; }
.rp-marks span:nth-child(5) { display: none; }

/* ============================================================
   3. Masthead
   ============================================================ */
.rp-kicker {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem 1.6rem;
  justify-content: space-between;
  align-items: baseline;
  font-size: .68rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  padding-bottom: .7rem;
  border-bottom: 3px solid var(--rp-ink);
}
.rp-kicker em { font-style: normal; color: var(--rp-spot); }

.rp-masthead { padding-top: 1.1rem; }

/* the wordmark stays inside the press sheet, flush left */
.rp-masthead-title {
  display: block;
  font-family: var(--rp-display);
  font-weight: 900;
  font-style: normal;
  margin: .1em 0 0 0;
  font-size: clamp(3rem, 12.5vw, 11rem);
  line-height: .86;
  letter-spacing: -.04em;
  text-align: left;
  max-width: 100%;
  border: 0;
}
.rp-masthead-title:hover { color: var(--rp-ink); }
.rp-masthead-title .rp-wordmark-alt {
  font-style: italic;
  font-weight: 400;
  color: var(--rp-spot);
}

/* inner pages: shrink the wordmark into a running head */
body:not(.rp-front) .rp-masthead-title {
  margin-left: 0;
  font-size: clamp(2.1rem, 5.4vw, 4.2rem);
}

.rp-tagline {
  margin: .7rem 0 .9rem;
  font-size: .72rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--rp-ink-soft);
}

.rp-iron {                      /* double rule under the masthead */
  border-top: 3px solid var(--rp-ink);
  border-bottom: 1px solid var(--rp-ink);
  height: 5px;
  margin: 0 0 1.6rem;
}

/* ============================================================
   4. Table of contents navigation
   ============================================================ */
.rp-toc { margin: 0 0 clamp(2rem, 5vw, 4rem); }

.rp-toc .rp-toc-head {
  font-family: var(--rp-mono);
  font-size: .66rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--rp-ink-faint);
  margin: 0 0 .8rem;
}

.rp-toc ul {
  counter-reset: rp-toc;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  column-gap: clamp(1.5rem, 4vw, 4rem);
}

.rp-toc li {
  border-bottom: 1px solid var(--rp-hair);
  padding: 0;
}

.rp-toc a {
  counter-increment: rp-toc;
  display: grid;
  grid-template-columns: 3.6rem minmax(0, max-content) minmax(1.2rem, 1fr) auto;
  align-items: baseline;
  gap: .2rem .8rem;
  padding: .55rem .3rem .55rem 0;
  border: 0;
  font-family: var(--rp-display);
  font-size: 1.22rem;
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.15;
}

/* 01 / 02 / 03 — the folio number grows on hover */
.rp-toc a::before {
  content: counter(rp-toc, decimal-leading-zero);
  justify-self: start;
  font-family: var(--rp-mono);
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--rp-spot);
  transform-origin: left baseline;
  transition: font-size .4s cubic-bezier(.2, .9, .2, 1),
              letter-spacing .4s cubic-bezier(.2, .9, .2, 1),
              color .2s ease;
}
.rp-toc a:hover,
.rp-toc a:focus-visible { color: var(--rp-ink); border: 0; }
.rp-toc a:hover::before,
.rp-toc a:focus-visible::before {
  font-size: 2.9rem;
  letter-spacing: -.02em;
  line-height: .8;
  color: var(--rp-spot);
}

/* dotted leader between title and page number */
.rp-toc a::after {
  content: "";
  grid-column: 3;
  align-self: center;
  height: 1px;
  width: 100%;
  border-bottom: 1px dotted var(--rp-rule);
  opacity: 0;
  transition: opacity .25s ease;
}
.current-menu-item > a::after,
.rp-toc a:hover::after,
.rp-toc a:focus-visible::after { opacity: 1; }

.rp-toc-title { grid-column: 2; }
.rp-toc-folio {
  grid-column: 4;
  font-family: var(--rp-mono);
  font-size: .7rem;
  font-weight: 400;
  letter-spacing: .12em;
  color: var(--rp-ink-faint);
}
.current-menu-item > a { color: var(--rp-spot); }
.current-menu-item > a .rp-toc-title { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; }

/* ============================================================
   5. Uneven editorial grid
   ============================================================ */
.rp-spread {
  display: grid;
  grid-template-columns: 1.05fr 2.5fr .78fr 1.62fr;
  grid-auto-rows: auto;
  gap: clamp(1.4rem, 2.6vw, 2.8rem) clamp(1rem, 2.2vw, 2.2rem);
  align-items: start;
  margin-bottom: clamp(3rem, 7vw, 6rem);
}
.rp-spread > * { min-width: 0; }

/* column rules, like a printed grid */
.rp-spread > * + * {
  border-left: 1px solid var(--rp-hair);
  padding-left: clamp(1rem, 2.2vw, 2.2rem);
}

.rp-span-2 { grid-column: span 2; }
.rp-span-3 { grid-column: span 3; }
.rp-span-all { grid-column: 1 / -1; border-left: 0; padding-left: 0; }

/* the lead article takes the three wide columns, still inside the sheet */
.rp-card--lead {
  grid-column: 1 / span 3;
  border-left: 0;
  padding-left: 0;
  margin-left: 0;
}

/* ============================================================
   6. Cards / articles
   ============================================================ */
.rp-card { position: relative; counter-increment: rp-article; }
.rp-archive, .rp-spread { counter-reset: rp-article; }
.rp-sheet { counter-reset: rp-plate; }
.rp-entry .rp-rubric::before { content: ""; margin: 0; }

.rp-rubric {
  display: block;
  font-size: .64rem;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--rp-ink-faint);
  margin-bottom: .55rem;
  border: 0;
}
.rp-rubric::before {
  content: counter(rp-article, decimal-leading-zero);
  color: var(--rp-spot);
  margin-right: .6rem;
  font-weight: 600;
}

.rp-card-title {
  font-size: clamp(1.5rem, 2.9vw, 2.35rem);
  margin-bottom: .45rem;
}
.rp-card-title a { border: 0; }
.rp-card-title a:hover { border: 0; }

.rp-byline {
  font-size: .68rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--rp-ink-soft);
  margin: 0 0 .9rem;
}
.rp-byline em { font-style: normal; color: var(--rp-spot); }

.rp-card p:last-child { margin-bottom: 0; }

.rp-more {
  display: inline-block;
  margin-top: .9rem;
  font-size: .66rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--rp-ink) !important;
}
.rp-more::after { content: " →"; }

/* sidebar-style column of short items */
.rp-briefs { display: grid; gap: 1.4rem; }
.rp-briefs .rp-card-title { font-size: 1.12rem; }
.rp-briefs p { font-size: .82rem; line-height: 1.6; }

/* ============================================================
   7. Plates: sepia + halftone + noise
   ============================================================ */
.rp-plate {
  position: relative;
  display: block;
  margin: 0 0 1rem;
  background: var(--rp-paper-deep);
  border: 1px solid var(--rp-rule);
  overflow: hidden;
  counter-increment: rp-plate;
}
.rp-plate > img,
.rp-plate .rp-plate-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  /* the requested print look */
  filter: sepia(var(--rp-sepia)) contrast(var(--rp-contrast)) saturate(.72) brightness(var(--rp-brightness));
  transition: filter .5s ease, transform 1.4s cubic-bezier(.2, .8, .2, 1);
}
.rp-plate:hover > img { transform: scale(1.02); }

/* noise screen laid over the halftone */
.rp-plate::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--rp-noise);
  background-size: 150px 150px;
  opacity: var(--rp-grain);
  mix-blend-mode: var(--rp-grain-blend);
  pointer-events: none;
}
/* coarse dot screen, as if reproduced on a rotary press */
.rp-plate::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image: radial-gradient(var(--rp-dot) 24%, transparent 25%);
  background-size: 4px 4px;
  mix-blend-mode: overlay;
  opacity: .35;
  pointer-events: none;
}

figcaption,
.rp-caption {
  font-size: .66rem;
  letter-spacing: .06em;
  color: var(--rp-ink-faint);
  padding: .5rem .1rem 0;
  border-bottom: 1px solid var(--rp-hair);
  margin-bottom: .9rem;
}
figcaption::before {
  content: "Fig. " counter(rp-plate, decimal-leading-zero) " — ";
  color: var(--rp-spot);
}
figure { margin: 0 0 1.2rem; counter-increment: rp-plate; }

/* ============================================================
   8. Single article — two justified print columns + drop cap
   ============================================================ */
.rp-article-head { margin: 0 0 2rem; }
.rp-article-head h1 {
  font-size: clamp(2.4rem, 8.4vw, 7rem);
  margin-left: 0;
  line-height: .9;
  text-align: left;
}
.rp-article-head .rp-deck {
  font-family: var(--rp-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.05rem, 2.1vw, 1.6rem);
  line-height: 1.3;
  color: var(--rp-ink-soft);
  max-width: 46ch;
  margin: .4rem 0 1rem;
}

.rp-entry-content {
  max-width: 76ch;
  font-size: .96rem;
}
.rp-entry-content.rp-twocol {
  max-width: none;
  column-count: 2;
  column-gap: clamp(1.6rem, 3.4vw, 3.4rem);
  column-rule: 1px solid var(--rp-hair);
}
.rp-entry-content.rp-twocol > * { break-inside: avoid-column; }
.rp-entry-content.rp-twocol > p { break-inside: auto; text-align: justify; hyphens: auto; }

.rp-entry-content > p:first-of-type::first-letter {
  float: left;
  font-family: var(--rp-display);
  font-weight: 900;
  font-size: 4.4em;
  line-height: .78;
  padding: .04em .12em 0 0;
  color: var(--rp-spot);
}

.rp-entry-content h2 { font-size: 1.9rem; margin-top: 1.6em; }
.rp-entry-content h3 { font-size: 1.35rem; margin-top: 1.4em; }
.rp-entry-content img { max-width: 100%; height: auto; }
.rp-entry-content blockquote {
  margin: 1.6rem 0;
  padding: 0 0 0 1.4rem;
  border-left: 3px solid var(--rp-spot);
  font-family: var(--rp-display);
  font-style: italic;
  font-size: 1.35rem;
  line-height: 1.35;
}
.rp-entry-content pre,
.rp-entry-content code {
  font-family: var(--rp-mono);
  font-size: .82em;
  background: rgba(26, 23, 19, .07);
}
.rp-entry-content pre { padding: 1rem 1.2rem; overflow: auto; border: 1px solid var(--rp-hair); }
.rp-entry-content ul, .rp-entry-content ol { padding-left: 1.3rem; }
.rp-entry-content table { width: 100%; border-collapse: collapse; font-size: .84rem; }
.rp-entry-content th, .rp-entry-content td { border-bottom: 1px solid var(--rp-hair); padding: .5rem .6rem; text-align: left; }

/* pull quote floating into the margin */
.rp-pull {
  float: right;
  width: min(24rem, 38%);
  margin: .4rem 0 1rem 1.6rem;
  font-family: var(--rp-display);
  font-size: 1.7rem;
  line-height: 1.16;
  font-style: italic;
  border-top: 3px solid var(--rp-ink);
  border-bottom: 1px solid var(--rp-ink);
  padding: .8rem 0;
  color: var(--rp-ink);
}

/* ============================================================
   9. Continued-on pagination
   ============================================================ */
.rp-pagination,
.navigation.pagination,
.rp-pager {
  counter-reset: none;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .2rem .9rem;
  margin: 2.6rem 0;
  padding-top: 1rem;
  border-top: 3px double var(--rp-ink);
  font-size: .74rem;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.rp-pagination .nav-links, .navigation.pagination .nav-links { display: flex; gap: .55rem; align-items: baseline; }
.rp-pagination a,
.navigation.pagination a {
  padding: .2rem .55rem;
  border: 1px solid var(--rp-rule);
  font-family: var(--rp-mono);
}
.rp-pagination a:hover, .navigation.pagination a:hover { background: var(--rp-ink); color: var(--rp-paper); }
.rp-pagination .current,
.navigation.pagination .current {
  padding: .2rem .55rem;
  font-weight: 600;
  color: var(--rp-spot);
  border-bottom: 2px solid currentColor;
}
.rp-continued {
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--rp-ink-faint);
  border: 0;
}
.rp-continued::after { content: " p." attr(data-page); color: var(--rp-spot); }

/* ============================================================
   10. Colophon footer
   ============================================================ */
.rp-colophon {
  margin-top: clamp(3rem, 8vw, 7rem);
  padding: 1.6rem 0 3rem;
  border-top: 1px solid var(--rp-ink);
  font-size: .7rem;
  line-height: 1.8;
}
.rp-colophon-rule { border-top: 3px solid var(--rp-ink); border-bottom: 1px solid var(--rp-ink); height: 5px; margin-bottom: 1.4rem; }
.rp-colophon h2 {
  font-family: var(--rp-mono);
  font-size: .64rem;
  font-weight: 600;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--rp-ink-faint);
  margin: 0 0 .9rem;
}
.rp-colophon-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr .9fr;
  gap: clamp(1.2rem, 3vw, 3rem);
}
.rp-colophon dl { margin: 0; display: grid; grid-template-columns: max-content 1fr; gap: 0 1rem; }
.rp-colophon dt { letter-spacing: .14em; text-transform: uppercase; color: var(--rp-ink-soft); }
.rp-colophon dd { margin: 0; }
.rp-colophon a { border-bottom: 1px dotted var(--rp-rule); }

.rp-issn {
  font-family: var(--rp-mono);
  letter-spacing: .12em;
  color: var(--rp-ink);
}
.rp-issn strong { color: var(--rp-spot); }

.rp-cmyk { display: flex; gap: .35rem; align-items: center; margin-top: 1rem; }
.rp-cmyk i {
  width: 22px; height: 22px;
  display: block;
  border-radius: 50%;
  background: var(--swatch, var(--rp-ink));
}
.rp-cmyk span { font-size: .6rem; letter-spacing: .2em; color: var(--rp-ink-faint); }

.rp-barcode-wrap { display: flex; flex-direction: column; gap: .3rem; align-items: flex-start; }
.rp-barcode {
  width: 158px;
  height: 40px;
  background-color: var(--rp-paper);
  background-image: repeating-linear-gradient(90deg,
    var(--rp-ink) 0 2px, transparent 2px 5px,
    var(--rp-ink) 5px 6px, transparent 6px 8px,
    var(--rp-ink) 8px 11px, transparent 11px 12px,
    var(--rp-ink) 12px 13px, transparent 13px 17px,
    var(--rp-ink) 17px 19px, transparent 19px 21px,
    var(--rp-ink) 21px 25px, transparent 25px 26px);
  border-bottom: 1px solid var(--rp-ink);
}
.rp-barcode + small { letter-spacing: .3em; }

.rp-folio {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: .9rem 0 0;
  margin-top: 1.8rem;
  border-top: 1px solid var(--rp-hair);
  font-size: .62rem;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--rp-ink-faint);
}

/* ============================================================
   11. Page-turn transition
   ============================================================ */
.rp-flip-shade {
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  opacity: 0;
  background: linear-gradient(100deg,
    rgba(26, 23, 19, 0) 0%,
    rgba(26, 23, 19, .28) 42%,
    rgba(26, 23, 19, .55) 52%,
    rgba(26, 23, 19, 0) 68%);
}

html.rp-turning .rp-sheet { animation: rp-turn-out .5s cubic-bezier(.5, .05, .7, .2) forwards; }
html.rp-turning .rp-flip-shade { animation: rp-shade .5s ease-in forwards; }
html.rp-turn-in .rp-sheet { animation: rp-turn-in .58s cubic-bezier(.15, .8, .2, 1) both; }
html.rp-turn-in .rp-flip-shade { animation: rp-shade-in .58s ease-out both; }

@keyframes rp-turn-out {
  from { transform: perspective(1900px) rotateY(0deg); }
  to   { transform: perspective(1900px) rotateY(-72deg) translate3d(-8vw, 0, 0); opacity: .15; }
}
@keyframes rp-turn-in {
  from { transform: perspective(1900px) rotateY(64deg) translate3d(-12vw, 0, 0); opacity: .2; }
  to   { transform: perspective(1900px) rotateY(0deg); opacity: 1; }
}
@keyframes rp-shade     { 0% { opacity: 0; transform: translateX(40%); } 100% { opacity: 1; transform: translateX(-30%); } }
@keyframes rp-shade-in  { 0% { opacity: 1; transform: translateX(-30%); } 100% { opacity: 0; transform: translateX(40%); } }

/* ============================================================
   12. Widgets, search, misc blocks
   ============================================================ */
.rp-widget { margin-bottom: 2.2rem; }
.rp-widget ul { list-style: none; margin: 0; padding: 0; }
.rp-widget li {
  display: flex;
  justify-content: space-between;
  gap: .8rem;
  padding: .35rem 0;
  border-bottom: 1px solid var(--rp-hair);
  font-size: .82rem;
}
.rp-widget a { border: 0; }

.rp-search { display: flex; gap: .6rem; align-items: baseline; }
.rp-search input[type="search"] {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: 0;
  border-bottom: 2px solid var(--rp-ink);
  padding: .5rem 0;
  font: inherit;
  font-size: .9rem;
  color: inherit;
}
.rp-search input::placeholder { color: var(--rp-ink-faint); letter-spacing: .12em; }
.rp-search button,
.rp-btn {
  background: var(--rp-ink);
  color: var(--rp-paper);
  border: 1px solid var(--rp-ink);
  padding: .55rem 1.1rem;
  font-family: var(--rp-mono);
  font-size: .66rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  cursor: pointer;
}
.rp-search button:hover, .rp-btn:hover { background: var(--rp-spot); border-color: var(--rp-spot); color: var(--rp-paper); }

.rp-empty {
  grid-column: 1 / -1;
  border: 1px solid var(--rp-rule);
  padding: clamp(1.6rem, 5vw, 3.4rem);
  text-align: center;
}
.rp-empty h2 { font-size: clamp(1.8rem, 5vw, 3.4rem); }

.rp-notice {
  border: 1px solid var(--rp-ink);
  padding: 1rem 1.2rem;
  margin-bottom: 2rem;
  font-size: .82rem;
  background: rgba(26, 23, 19, .05);
}

/* comments */
.rp-comments { margin-top: 3rem; border-top: 3px double var(--rp-ink); padding-top: 1.4rem; }
.rp-comments ol { list-style: none; margin: 0; padding: 0; }
.rp-comments li { border-bottom: 1px solid var(--rp-hair); padding: 1rem 0; }
.rp-comments .comment-meta { font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--rp-ink-faint); }
.rp-comments .comment-reply-link { font-size: .66rem; letter-spacing: .18em; text-transform: uppercase; }
.rp-comments input[type="text"], .rp-comments input[type="email"], .rp-comments input[type="url"], .rp-comments textarea {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rp-rule);
  padding: .6rem .2rem;
  font: inherit;
  font-size: .88rem;
}

/* ============================================================
   12b. Template-specific blocks
   ============================================================ */
.rp-content { display: block; }

.rp-section-head,
.rp-archive-title {
  font-size: clamp(2rem, 6vw, 4.6rem);
  margin-left: 0;
  line-height: .9;
  text-align: left;
}
.rp-section-head { margin-bottom: 1.6rem; }

.rp-archive-head {
  margin: 0 0 2.4rem;
  padding-bottom: 1rem;
  border-bottom: 3px solid var(--rp-ink);
}
.rp-archive-eyebrow,
.rp-letter-title,
.rp-departments-title {
  display: block;
  font-family: var(--rp-mono);
  font-size: .64rem;
  font-weight: 500;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--rp-spot);
  margin: 0 0 .6rem;
}
.rp-archive-desc { font-size: .84rem; color: var(--rp-ink-soft); max-width: 60ch; }

/* cover lead article */
.rp-card--lead .rp-rubric { font-size: .7rem; }
.rp-card--lead .rp-plate { margin-bottom: 1.3rem; }
.rp-card--lead .rp-plate > img,
.rp-card--lead .rp-plate .rp-plate-img { aspect-ratio: 16 / 9; }
.rp-card--lead .rp-card-title {
  font-size: clamp(2.4rem, 6.6vw, 5.4rem);
  margin-left: 0;
  text-align: left;
}
.rp-card--lead .rp-card-excerpt { font-size: 1rem; max-width: 62ch; }
.rp-card--brief .rp-card-title { font-size: 1.12rem; }
.rp-card--brief p { font-size: .82rem; }

.rp-card-excerpt { font-size: .9rem; }

/* placeholder when no featured image is set */
.rp-placeholder {
  background-image:
    radial-gradient(rgba(26, 23, 19, .35) 22%, transparent 23%),
    linear-gradient(135deg, var(--rp-paper-deep), #c9bfa6);
  background-size: 6px 6px, cover;
}

/* editor's letter + departments rail on the cover */
.rp-letter {
  border-top: 3px solid var(--rp-ink);
  border-bottom: 1px solid var(--rp-rule);
  padding: 1rem 0 1.2rem;
}
.rp-letter-body { font-size: .86rem; }
.rp-letter-body p:first-of-type::first-letter {
  float: left;
  font-family: var(--rp-display);
  font-size: 2.6em;
  line-height: .8;
  padding-right: .1em;
  color: var(--rp-ink);
}
.rp-departments ul { list-style: none; margin: 0 0 1rem; padding: 0; }
.rp-departments li {
  display: flex;
  justify-content: space-between;
  gap: .8rem;
  padding: .3rem 0;
  border-bottom: 1px solid var(--rp-hair);
  font-size: .8rem;
}
.rp-departments a { border: 0; }

.rp-tags {
  margin-top: 2.4rem;
  padding-top: .8rem;
  border-top: 1px solid var(--rp-rule);
  font-size: .74rem;
  letter-spacing: .1em;
}
.rp-tags em { font-style: normal; text-transform: uppercase; letter-spacing: .22em; color: var(--rp-spot); margin-right: .6rem; }

.rp-pager {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 2rem;
  padding: .9rem 0;
  border-top: 3px double var(--rp-ink);
  font-size: .78rem;
}
.rp-pager-item { max-width: 46%; }
.rp-pager a { border: 0; font-family: var(--rp-display); font-size: 1.05rem; }

.rp-comments-title {
  font-family: var(--rp-mono);
  font-size: .66rem;
  font-weight: 600;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--rp-ink-faint);
}
.rp-comments .comment-list { counter-reset: rp-letter; }
.rp-comments .comment-list > li { padding-left: 2.4rem; position: relative; }
.rp-comments .comment-list > li::before {
  counter-increment: rp-letter;
  content: counter(rp-letter, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1rem;
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--rp-spot);
}
.rp-comments .children { margin-left: 1.4rem; border-left: 1px solid var(--rp-hair); padding-left: 1rem; }

.rp-entry--spread .rp-entry-content.rp-wide { column-count: 3; column-gap: 2.6rem; }
.rp-entry--spread .rp-plate,
.rp-plate-figure { margin: 0 0 1.4rem; }
.rp-plate-figure .rp-plate { margin-bottom: .4rem; }

.rp-colophon-nav ul { list-style: none; margin: .8rem 0 0; padding: 0; }
.rp-colophon-nav a { font-size: .66rem; letter-spacing: .18em; text-transform: uppercase; }
.rp-colophon-list li { padding: .1rem 0; }

.rp-pagination-label,
.rp-cmyk-label {
  font-size: .6rem;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--rp-ink-faint);
}

/* masthead logo, when a site identity logo is uploaded */
.rp-masthead-logo { margin: .4rem 0 .2rem 0; }
.rp-masthead-logo .custom-logo { max-width: min(70vw, 900px); height: auto; }

/* ============================================================
   12c. Light / dark switch — sits in the kicker strip
   ============================================================ */
.rp-theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: none;
  border: 1px solid var(--rp-rule);
  padding: .28rem .6rem;
  font-family: var(--rp-mono);
  font-size: .6rem;
  font-weight: 500;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--rp-ink-soft);
  cursor: pointer;
  transition: color .2s ease, border-color .2s ease;
}
.rp-theme-toggle:hover { color: var(--rp-spot); border-color: currentColor; }
.rp-theme-toggle:focus-visible { outline: 2px solid var(--rp-spot); outline-offset: 3px; }
.rp-theme-toggle[hidden] { display: none; }

/* half ink / half paper chip: the swatch itself flips with the tokens */
.rp-theme-swatch {
  width: .78rem;
  height: .78rem;
  flex: none;
  background: linear-gradient(135deg, var(--rp-ink) 0 50%, var(--rp-paper) 50% 100%);
  border: 1px solid var(--rp-ink);
}

/* ============================================================
   13. Responsive
   ============================================================ */
@media (max-width: 1180px) {
  .rp-spread { grid-template-columns: 1.4fr 1fr; }
  .rp-card--lead { grid-column: 1 / -1; }
  .rp-span-2, .rp-span-3 { grid-column: 1 / -1; }
  .rp-colophon-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 820px) {
  .rp-spread { grid-template-columns: 1fr; }
  .rp-spread > * + * { border-left: 0; padding-left: 0; }
  .rp-entry-content.rp-twocol { column-count: 1; }
  .rp-pull { float: none; width: auto; margin: 1.4rem 0; }
  .rp-masthead-title { font-size: clamp(2.4rem, 13vw, 5rem); }
  .rp-toc a { grid-template-columns: 2.9rem minmax(0, max-content) minmax(1rem, 1fr) auto; font-size: 1.05rem; }
  .rp-toc a:hover::before, .rp-toc a:focus-visible::before { font-size: 1.9rem; }
  .rp-marks span:nth-child(3), .rp-marks span:nth-child(4) { display: none; }
}

@media (max-width: 520px) {
  .rp-colophon-grid { grid-template-columns: 1fr; }
  .rp-kicker { font-size: .58rem; letter-spacing: .14em; }
}

/* ============================================================
   14. Motion / ink preferences
   ============================================================ */
/* the sheet breathes: grain jitters at a slow, press-like 6 steps/s */
@keyframes rp-grain-jitter {
  0%   { background-position: 0 0; }
  20%  { background-position: -38px 14px; }
  40%  { background-position: 22px -30px; }
  60%  { background-position: -14px -22px; }
  80%  { background-position: 30px 26px; }
  100% { background-position: 0 0; }
}
body::after { animation: rp-grain-jitter 1.1s steps(1, end) infinite; }

@media (prefers-reduced-motion: reduce) {
  body::after { animation: none; }
  html.rp-turning .rp-sheet,
  html.rp-turn-in .rp-sheet,
  html.rp-turning .rp-flip-shade,
  html.rp-turn-in .rp-flip-shade { animation: none !important; }
  * { transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}
html.rp-no-grain body::after,
html.rp-no-grain .rp-plate::after { opacity: 0; }
html.rp-no-flip .rp-sheet { animation: none !important; }

/* ============================================================
   15. Print
   ============================================================ */
@media print {
  body { background: #fff; color: #000; }
  body::after, .rp-marks, .rp-flip-shade, .rp-plate::after, .rp-plate::before { display: none; }
  .rp-sheet { max-width: none; padding: 0; }
  .rp-plate > img { filter: grayscale(1); }
  a { border: 0; }
}