/* ==========================================================================
     BREADCRUMB — verbatim from rr-article-v1.html
     ========================================================================== */
  .rr-breadcrumb {
    max-width: var(--max-page); margin: 0 auto;
    padding: calc(var(--announce-h) + var(--header-h-default) + var(--space-6)) var(--space-7) 0;
    font-family: var(--font-body); font-weight: 800; font-size: 11px;
    letter-spacing: 0.2em; text-transform: uppercase; color: var(--color-muted);
  }
  .rr-breadcrumb a { color: var(--color-muted); transition: color var(--dur-short); }
  .rr-breadcrumb a:hover { color: var(--color-accent); }
  .rr-breadcrumb .sep { margin: 0 12px; opacity: 0.5; }

  /* ==========================================================================
     HERO — uses fs-display-hero (matches home's hero scale)
     - centered
     - no eyebrow above (Mark: remove "From Channel Street Books")
     - no colophon (homepage-only element)
     ========================================================================== */
  .hero {
    padding: var(--space-7) var(--space-7) var(--space-7);
    text-align: center;
    max-width: var(--max-page); margin: 0 auto;
  }
  .hero-tagline {
    font-family: var(--font-display); font-weight: 400;
    font-size: var(--fs-display-hero);
    line-height: 0.96; letter-spacing: -0.02em;
    color: var(--color-ink); text-transform: uppercase;
    max-width: 1200px; margin: 0 auto;
  }

  /* ==========================================================================
     SECTION HEADING ROW — verbatim from csb-home-v1.html
     ========================================================================== */
  .section-heading-row {
    display: flex; flex-direction: column; align-items: center;
    margin-bottom: var(--space-8); gap: var(--space-3); text-align: center;
  }
  .section-heading {
    font-family: var(--font-display); font-weight: 400;
    font-size: var(--fs-display-section);
    line-height: 1.0; letter-spacing: -0.015em;
    color: var(--color-ink); text-transform: uppercase;
  }

  /* ==========================================================================
     ARTICLES SECTION
     - Hero article slot at top (full-width placeholder, Stitch redesign pending)
     - Below: 5-col grid (matches home's .editorial-grid count)
     ========================================================================== */
  .articles-section {
    padding: var(--space-7) var(--space-7) var(--space-7);
  }
  .articles-section-inner { max-width: var(--max-page); margin: 0 auto; }

  /* "FEATURED · AUTHOR SPOTLIGHT" eyebrow above the hero article block */
  .hero-article-section-eyebrow {
    display: block;
    text-align: center;
    font-family: var(--font-body);
    font-weight: 800;
    font-size: var(--fs-label);
    letter-spacing: var(--track-label);
    text-transform: uppercase;
    color: var(--color-accent);
    max-width: 1320px;
    margin: 0 auto var(--space-4);
  }

  /* Hero Article — 2-col magazine spread (light bg, no left meta-rail).
     Borrows .featured-banner 2-col rhythm from home, light-mode for editorial. */
  .hero-article {
    display: grid;
    grid-template-columns: minmax(304px, 368px) 1fr;
    max-width: 1320px; margin: 0 auto var(--space-9);
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--dur-medium) var(--ease-out),
                border-color var(--dur-short) var(--ease-out);
  }
  .hero-article:hover {
    transform: translateY(-3px);
    border-color: var(--color-accent);
  }
  .hero-article:hover .hero-article-title { color: var(--color-accent); }
  .hero-article-media { overflow: hidden; background: #F4F1EA; }
  .hero-article-media img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform var(--dur-long) var(--ease-out);
  }
  .hero-article:hover .hero-article-media img {
    transform: scale(1.04);
  }
  .hero-article-content {
    padding: var(--space-7) var(--space-7);
    display: flex; flex-direction: column;
    justify-content: flex-start;
    gap: var(--space-2);
  }
  .hero-article-meta {
    display: flex; align-items: center; gap: var(--space-2);
    font-family: var(--font-body); font-weight: 800;
    font-size: var(--fs-micro); letter-spacing: var(--track-label);
    text-transform: uppercase;
    margin-bottom: var(--space-2);
  }
  .hero-article-tag { color: var(--color-muted); }
  .hero-article-sep {
    display: inline-block;
    width: 7px; height: 7px;
    background: var(--color-accent);
    border-radius: 50%;
    text-indent: -9999px;
    overflow: hidden;
    margin: 0 8px;
    vertical-align: middle;
    position: relative;
    top: -1px;
  }
  .hero-article-date { color: var(--color-muted); }
  .hero-article-title {
    font-family: var(--font-display); font-weight: 400;
    font-size: clamp(28px, 3.2vw, 48px);
    line-height: 1.05; letter-spacing: -0.015em;
    color: var(--color-ink);
    transition: color var(--dur-short) var(--ease-out);
  }
  .hero-article-dek {
    font-family: var(--font-body);
    font-size: var(--fs-body-large);
    line-height: 1.55;
    color: var(--color-muted);
    margin-top: var(--space-3);
  }
  .hero-article-byline {
    font-family: var(--font-body); font-style: normal;
    font-weight: 800;
    font-size: var(--fs-micro);
    letter-spacing: var(--track-label);
    text-transform: uppercase;
    color: var(--color-muted);
    margin-top: var(--space-3);
  }
  .hero-article-cta {
    display: inline-flex; align-items: center; gap: 6px;
    font-family: var(--font-body); font-weight: 800;
    font-size: var(--fs-label); letter-spacing: var(--track-cta);
    text-transform: uppercase; color: var(--color-accent);
    margin-top: var(--space-4);
    border-bottom: 1px solid var(--color-accent);
    padding-bottom: 4px;
    align-self: flex-start;
    transition: gap var(--dur-short) var(--ease-out);
  }
  .hero-article:hover .hero-article-cta { gap: 10px; }

  /* Editorial grid — verbatim from home, 5-col matches home's count */
  .editorial-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-6);
    max-width: 1320px;
    margin: 0 auto;
  }
  .editorial-card {
    display: flex; flex-direction: column; gap: 0;
    padding: 0; cursor: pointer;
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    overflow: hidden;
    transition: transform var(--dur-medium) var(--ease-out),
                border-color var(--dur-short) var(--ease-out);
  }
  .editorial-card:hover {
    transform: translateY(-3px);
    border-color: var(--color-accent);
  }
  .card-thumb {
    aspect-ratio: 2/3; overflow: hidden;
    background: #F4F1EA; width: 100%;
  }
  .card-thumb img {
    width: 100%; height: 100%; object-fit: cover;
    filter: grayscale(80%);
    transition: transform var(--dur-long) var(--ease-out),
                filter var(--dur-medium) var(--ease-out);
  }
  .editorial-card:hover .card-thumb img {
    transform: scale(1.04);
    filter: grayscale(0%);
  }
  .card-body { padding: var(--space-3) var(--space-3) var(--space-4); }
  .card-tag {
    font-family: var(--font-body); font-weight: 800;
    font-size: var(--fs-micro); letter-spacing: var(--track-label);
    text-transform: uppercase; color: var(--color-accent);
    margin-bottom: var(--space-3);
  }
  .card-title {
    font-family: var(--font-display); font-weight: 400;
    font-size: clamp(16px, 1.2vw, 20px);
    line-height: 1.2; letter-spacing: -0.005em;
    color: var(--color-ink); margin-bottom: var(--space-3);
    transition: color var(--dur-short) var(--ease-out);
  }
  .editorial-card:hover .card-title { color: var(--color-accent); }
  .card-excerpt {
    font-family: var(--font-body); font-size: 13px;
    line-height: 1.5; color: var(--color-muted);
    margin-bottom: var(--space-3);
  }

  /* ==========================================================================
     ARCHIVE — reduced prominence per Mark
     - smaller heading (sub-section size, not display-section)
     - tighter padding
     - per-item eyebrow dropped
     - smaller cluster name
     ========================================================================== */
  .archive-section {
    padding: var(--space-6) var(--space-7) var(--space-7);
    background: #F4F2EC;
  }
  .archive-section-inner { max-width: var(--max-page); margin: 0 auto; }
  .archive-heading-row {
    display: flex; flex-direction: column; align-items: center;
    margin-bottom: var(--space-5); gap: var(--space-1); text-align: center;
  }
  .archive-eyebrow {
    font-family: var(--font-body); font-weight: 800;
    font-size: var(--fs-micro); letter-spacing: var(--track-label);
    text-transform: uppercase; color: var(--color-accent);
  }
  .archive-heading {
    font-family: var(--font-display); font-weight: 400;
    font-size: 24px; line-height: 1.0;
    letter-spacing: -0.01em; color: var(--color-ink);
    text-transform: uppercase;
  }
  .archive-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    max-width: 1200px;
    margin: var(--space-4) auto 0;
    text-align: center;
  }
  .archive-cluster {
    font-family: var(--font-body); font-weight: 600;
    font-size: var(--fs-body-sm);
    color: var(--color-ink);
    padding: 6px 14px;
    white-space: nowrap;
    transition: color var(--dur-short);
  }
  .archive-cluster:hover { color: var(--color-accent); }
  .archive-cluster + .archive-cluster::before {
    content: '\00b7';
    color: var(--color-accent);
    margin-right: 14px;
    margin-left: -14px;
    pointer-events: none;
  }

  /* ==========================================================================
     RESPONSIVE — verbatim from home + index-specific overrides
     ========================================================================== */
  @media (max-width: 1024px) {
    .site-header-inner { padding: 0 var(--space-5); }
    .site-nav { gap: var(--space-4); }
    .rr-breadcrumb { padding-left: var(--space-5); padding-right: var(--space-5); }
    .hero { padding: var(--space-6) var(--space-5); }
    .articles-section, .archive-section, .newsletter { padding: var(--space-7) var(--space-5); }
    .editorial-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
    .archive-grid { grid-template-columns: repeat(2, 1fr); }
  }
  @media (max-width: 700px) {
    .site-nav { display: none; }
    .editorial-grid { grid-template-columns: 1fr; }
    .archive-grid { grid-template-columns: 1fr; }
  }

  /* ==========================================================================
     ABOUT HERO — layered: "ABOUT" watermark + colophon + "CHANNEL STREET BOOKS" wordmark
     ========================================================================== */
  /* About-hero pattern canonical in base.css */

  /* ==========================================================================
     ABOUT BODY — single-column centered paragraphs + accent uppercase tagline
     ========================================================================== */
  .about-body {
    max-width: 860px;
    margin: 0 auto;
    padding: var(--space-5) var(--space-7) var(--space-7);
    text-align: center;
  }
  .about-body p {
    font-family: var(--font-body);
    font-size: var(--fs-body-large);
    line-height: 1.7;
    color: var(--color-ink);
    margin-bottom: var(--space-5);
  }
  .about-body p:last-of-type { margin-bottom: 0; }
  .about-body a {
    color: var(--color-ink);
    border-bottom: 1px solid var(--color-accent);
    transition: color var(--dur-short);
  }
  .about-body a:hover { color: var(--color-accent); }
  .about-tagline {
    font-family: var(--font-body);
    font-weight: 800;
    font-size: var(--fs-micro);
    letter-spacing: var(--track-label);
    text-transform: uppercase;
    color: var(--color-ink);
    text-align: center;
    margin: var(--space-7) auto 0;
    max-width: 860px;
    line-height: 1.8;
  }
  .about-tagline span { display: block; }
  .about-tagline .about-tagline-line2 { color: var(--color-accent); }

  /* ==========================================================================
     CONTACT — streamlined single-column form, direct emails as quiet fallback
     ========================================================================== */
  .contact-section {
    max-width: 650px;
    margin: 0 auto;
    padding: var(--space-5) var(--space-7) var(--space-7);
    text-align: center;
  }
  .contact-intro {
    font-family: var(--font-body);
    font-weight: 800;
    font-size: var(--fs-label);
    letter-spacing: var(--track-label);
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-7);
  }
  .contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    text-align: left;
  }
  .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
  }
  .form-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
  }
  .form-label {
    font-family: var(--font-body);
    font-weight: 800;
    font-size: var(--fs-micro);
    letter-spacing: var(--track-label);
    text-transform: uppercase;
    color: var(--color-muted);
  }
  .form-input, .form-select, .form-textarea {
    font-family: var(--font-body);
    font-size: var(--fs-body);
    background: transparent;
    border: 1px solid var(--color-border);
    padding: var(--space-3);
    color: var(--color-ink);
    width: 100%;
    outline: none;
    transition: border-color var(--dur-short);
  }
  .form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--color-accent);
  }
  .form-input::placeholder, .form-textarea::placeholder { color: var(--color-support); }
  .form-textarea { resize: vertical; min-height: 140px; }
  .form-submit {
    font-family: var(--font-body);
    font-weight: 800;
    font-size: var(--fs-body-sm);
    letter-spacing: var(--track-cta);
    text-transform: uppercase;
    padding: 16px 32px;
    background: var(--color-ink);
    color: var(--color-bg);
    align-self: flex-start;
    cursor: pointer;
    transition: background var(--dur-short);
  }
  .form-submit:hover { background: var(--color-accent); }
  .contact-direct {
    margin-top: var(--space-8);
    text-align: center;
  }
  .contact-direct-heading {
    font-family: var(--font-body);
    font-weight: 800;
    font-size: var(--fs-micro);
    letter-spacing: var(--track-label);
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-4);
    display: block;
  }
  .contact-direct-list {
    list-style: none;
    margin: 0 auto;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4) var(--space-5);
    text-align: left;
    max-width: 520px;
  }
  .contact-direct-list li {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }
  .contact-direct-label {
    font-family: var(--font-body);
    font-weight: 800;
    font-size: var(--fs-micro);
    letter-spacing: var(--track-label);
    text-transform: uppercase;
    color: var(--color-muted);
  }
  .contact-direct-list a {
    font-family: var(--font-body);
    font-size: var(--fs-body-sm);
    color: var(--color-ink);
    border-bottom: 1px solid var(--color-border);
    transition: color var(--dur-short), border-color var(--dur-short);
    align-self: flex-start;
  }
  .contact-direct-list a:hover { color: var(--color-accent); border-bottom-color: var(--color-accent); }
  @media (max-width: 700px) {
    .contact-direct-list { grid-template-columns: 1fr; }
  }
  @media (max-width: 700px) {
    .form-row { grid-template-columns: 1fr; }
  }

  /* ==========================================================================
     ARC HERO — 2-col: 3D EST cover left, eyebrow + title + intro right
     ========================================================================== */
  .arc-hero {
    max-width: var(--max-page);
    margin: 0 auto;
    padding: calc(var(--announce-h) + var(--header-h-default) + var(--space-7)) var(--space-7) var(--space-6);
    display: grid;
    grid-template-columns: minmax(280px, 380px) 1fr;
    gap: var(--space-8);
    align-items: center;
  }
  .arc-hero-cover img {
    width: 100%;
    height: auto;
    display: block;
  }
  .arc-hero-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
  }
  .arc-hero-eyebrow {
    font-family: var(--font-body);
    font-weight: 800;
    font-size: var(--fs-micro);
    letter-spacing: var(--track-label);
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-2);
  }
  .arc-hero-title {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(40px, 5vw, 72px);
    line-height: 1;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    color: var(--color-ink);
    margin: 0 0 var(--space-3);
  }
  .arc-hero-intro {
    font-family: var(--font-body);
    font-size: var(--fs-body-large);
    line-height: 1.6;
    color: var(--color-ink);
    margin: 0;
  }
  .arc-hero-press {
    font-family: var(--font-body);
    font-size: var(--fs-body-large);
    line-height: 1.6;
    color: var(--color-ink);
    margin-top: var(--space-3);
  }
  .arc-hero-press + .arc-hero-press { margin-top: 4px; }
  .arc-hero-press a {
    color: var(--color-ink);
    border-bottom: 1px solid var(--color-accent);
    transition: color var(--dur-short);
  }
  .arc-hero-press a:hover { color: var(--color-accent); }

  /* ==========================================================================
     ARC FORM SECTION — reuses .contact-form / form-input / form-submit styles
     ========================================================================== */
  .arc-form-section {
    max-width: var(--max-page);
    margin: 0 auto;
    padding: var(--space-5) var(--space-7) var(--space-7);
    display: grid;
    grid-template-columns: minmax(280px, 380px) 1fr;
    gap: var(--space-8);
  }
  .arc-form-section .contact-form {
    grid-column: 2;
    max-width: 700px;
  }
  @media (max-width: 1024px) {
    .arc-form-section { grid-template-columns: 1fr; }
    .arc-form-section .contact-form { grid-column: 1; }
  }
  .form-fieldset {
    border: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
  }
  .form-fieldset legend.form-label {
    padding: 0;
    margin: 0 0 var(--space-2);
  }
  .checkbox-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2) var(--space-4);
  }
  .radio-group {
    display: flex;
    gap: var(--space-5);
    flex-wrap: wrap;
  }
  .checkbox-item, .radio-item {
    font-family: var(--font-body);
    font-size: var(--fs-body-sm);
    color: var(--color-ink);
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
  }
  .checkbox-item input, .radio-item input {
    margin: 0;
    accent-color: var(--color-accent);
  }
  @media (max-width: 1024px) {
    .arc-hero { grid-template-columns: 1fr; gap: var(--space-5); }
  }
  @media (max-width: 700px) {
    .checkbox-group { grid-template-columns: 1fr; }
  }

  /* ==========================================================================
     ARC EST PAGE — page-arc-every-silent-thing.php classes
     Centered, compact form layout matching MRM /arc-request/ structure.
     ========================================================================== */
  .page-hero {
    max-width: 1200px;
    margin: 0 auto;
    padding: 160px var(--space-6) var(--space-6);
    text-align: center;
  }
  @media (max-width: 720px) {
    .page-hero { padding-top: 140px; }
  }
  .page-hero-title {
    font-family: var(--font-display);
    font-size: var(--fs-display-section);
    color: var(--color-ink);
    text-transform: uppercase;
    letter-spacing: -0.02em;
    line-height: 1.05;
    margin: 0;
  }
  .arc-layout {
    background: var(--color-bg);
    padding: 0 0 var(--space-7);
  }
  .arc-layout-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
  }
  .arc-intro-with-cover {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: var(--space-5);
    margin: 0 auto var(--space-5);
    padding-bottom: var(--space-5);
    border-bottom: 1px solid var(--color-border);
    /* Flush with the 900px form below (was 780px, which misaligned the page). */
    max-width: 900px;
    /* Text column stretches to the cover's height so first/last lines align
       flush with the cover's top and bottom edges. */
    align-items: stretch;
  }
  .arc-intro {
    display: flex;
    flex-direction: column;
    /* Natural full-column measure — with three intro paragraphs (added
       PROFESSIONAL-INTRO copy) the prior 560px tuning overflowed. Column
       height vs. the cover is re-tuned live post-deploy if needed. */
  }
  .arc-intro .arc-press-note {
    margin-top: auto !important;
  }
  /* FTC footnote + its hairline align to the form width. */
  .arc-ftc-footnote {
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
  }
  /* Transparent 3D cover — no bounding-box shadow (would shadow the
     transparent rectangle, not the book). */
  .arc-cover img {
    width: auto;
    max-width: 100%;
    max-height: 330px;
    height: auto;
    display: block;
    margin: 0 auto;
    object-fit: contain;
  }
  .arc-intro p {
    font-family: var(--font-body);
    font-size: var(--fs-body-large);
    /* 1.6 + 12px margins: three intro paragraphs sit flush with the
       325px cover (bottom delta 0 — measured live 2026-07-09). */
    line-height: 1.6;
    color: var(--color-ink);
    margin: 0 0 12px;
  }
  .arc-intro p:last-child { margin-bottom: 0; }
  .arc-intro a {
    color: var(--color-accent);
    border-bottom: 1px solid var(--color-border);
    transition: color var(--dur-short), border-color var(--dur-short);
  }
  .arc-intro a:hover {
    color: var(--color-accent-hover);
    border-bottom-color: var(--color-accent-hover);
  }
  .arc-press-note {
    font-size: var(--fs-body-sm) !important;
    color: var(--color-muted) !important;
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-3);
    margin-top: var(--space-4) !important;
  }
  .arc-book-summary {
    text-align: center;
    margin: 0 auto var(--space-5);
    padding: var(--space-4) 0;
    max-width: 720px;
  }
  /* .arc-summary-label/title/author removed 2026-05-07 — heading element
     deleted from page-arc-request.php; the form context already makes the
     ARC target obvious from page H1 + intro copy. */
  .arc-form {
    display: block;
    max-width: 900px;
    margin: 0 auto;
  }
  .arc-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
    margin-bottom: var(--space-3);
  }
  .arc-form-row--3col {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .arc-form .form-group {
    display: block;
    margin-bottom: var(--space-3);
  }
  .arc-form label {
    display: block;
    font-family: var(--font-body);
    font-size: var(--fs-micro);
    font-weight: 800;
    letter-spacing: var(--track-label);
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: var(--space-2);
  }
  .arc-form .arc-field-hint {
    font-family: var(--font-body);
    font-size: var(--fs-label);
    line-height: 1.5;
    color: var(--color-support);
    text-transform: none;
    letter-spacing: normal;
    font-weight: 400;
    margin: calc(var(--space-2) * -1) 0 var(--space-3);
  }
  .arc-form input[type="text"],
  .arc-form input[type="email"],
  .arc-form input[type="url"],
  .arc-form textarea {
    width: 100%;
    padding: 14px 18px;
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-ink);
    font-family: var(--font-body);
    font-size: var(--fs-body);
    outline: none;
    transition: border-color var(--dur-short);
  }
  .arc-form input:focus,
  .arc-form textarea:focus {
    border-color: var(--color-accent);
  }
  .arc-form input::placeholder,
  .arc-form textarea::placeholder {
    color: var(--color-support);
  }
  .arc-form textarea {
    min-height: 120px;
    resize: vertical;
  }
  .arc-checkbox-group {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-3) var(--space-5);
  }
  .arc-check {
    display: flex !important;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--fs-body-sm) !important;
    font-weight: 400 !important;
    text-transform: none !important;
    letter-spacing: 0 !important;
    color: var(--color-ink) !important;
    cursor: pointer;
    margin-bottom: 0 !important;
  }
  .arc-check input[type="checkbox"] {
    width: auto;
    accent-color: var(--color-accent);
  }
  .arc-format-options {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
  }
  .arc-radio {
    display: flex !important;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--fs-body-sm) !important;
    font-weight: 400 !important;
    text-transform: none !important;
    letter-spacing: 0 !important;
    color: var(--color-ink) !important;
    cursor: pointer;
    margin-bottom: 0 !important;
  }
  .arc-radio input[type="radio"] {
    width: auto;
    accent-color: var(--color-accent);
  }
  .arc-form .form-submit {
    display: block;
    margin: var(--space-5) auto 0;
    padding: 16px 40px;
    background: var(--color-accent);
    color: var(--color-dark-text);
    font-family: var(--font-body);
    font-weight: 800;
    font-size: var(--fs-body-sm);
    letter-spacing: var(--track-cta);
    text-transform: uppercase;
    border: 1px solid var(--color-accent);
    cursor: pointer;
    transition: background var(--dur-short), border-color var(--dur-short);
  }
  .arc-form .form-submit:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
  }
  .arc-success {
    text-align: center;
    padding: var(--space-7) var(--space-4);
    background: var(--color-bg);
    border: 1px solid var(--color-accent);
    margin: var(--space-5) auto;
    max-width: 720px;
  }
  .arc-success h2 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    color: var(--color-ink);
    text-transform: uppercase;
    margin: 0 0 var(--space-3);
  }
  .arc-error {
    background: rgba(179, 69, 37, 0.08);
    border: 1px solid var(--color-accent);
    color: var(--color-ink);
    padding: var(--space-3) var(--space-4);
    margin: 0 auto var(--space-4);
    max-width: 720px;
    font-size: var(--fs-body-sm);
  }
  .arc-error a {
    color: var(--color-accent);
    text-decoration: underline;
  }
  @media (max-width: 1024px) {
    .arc-checkbox-group {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  @media (max-width: 720px) {
    .arc-intro-with-cover {
      grid-template-columns: 1fr;
      gap: var(--space-3);
    }
    .arc-cover {
      max-width: 210px;
      margin: 0 auto;
    }
    .arc-cover img { max-height: 315px; }
    .arc-form-row {
      grid-template-columns: 1fr;
    }
    .arc-checkbox-group {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  @media (max-width: 420px) {
    .arc-checkbox-group {
      grid-template-columns: 1fr;
    }
  }