/**
 * Seeing Food Differently — guide-family styles.
 * Same publication. Different room.
 * Cool field-guide atmosphere — not Insights parchment/terracotta essay mode.
 */

.sf-guide-page {
  /* Guide family tokens — reusable for future guides */
  --sf-ink: #18211e;
  --sf-muted: #4d5c56;
  --sf-soft: #6d7f76;
  --sf-paper: #e7ece8;
  --sf-paper-deep: #dfe6e1;
  --sf-deep: #1a2822;
  --sf-deep-mid: #24352d;
  --sf-accent: #2f6f5e;
  --sf-accent-soft: #a8c4b6;
  --sf-rule: rgba(24, 33, 30, 0.12);
  --sf-measure: 40rem;
  --sf-gutter: clamp(20px, 5vw, 48px);
  --sf-rhythm: clamp(1.5rem, 3vw, 2.25rem);
  --sf-display: "Fraunces", Georgia, serif;
  --sf-ui: "Inter Tight", system-ui, sans-serif;
}

.sf-prototype-banner {
  background: #121a16;
  color: #d5e0d9;
  font-family: var(--sf-ui);
  font-size: 0.8125rem;
  line-height: 1.45;
  padding: 0.65rem var(--sf-gutter);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.sf-prototype-banner p {
  max-width: 52rem;
  margin: 0 auto;
}

.sf-prototype-banner strong {
  font-weight: 600;
  color: #fff;
}

/* —— Guide mode shell —— */

.sf-guide-mode {
  /* Beat Insights library cream/Lora register */
  --base: var(--sf-paper);
  --ink: var(--sf-ink);
  --muted: var(--sf-muted);
  --accent: var(--sf-accent);
  background:
    radial-gradient(ellipse 90% 60% at 10% -10%, rgba(47, 111, 94, 0.09), transparent 55%),
    radial-gradient(ellipse 70% 50% at 100% 0%, rgba(36, 53, 45, 0.06), transparent 50%),
    var(--sf-paper);
  color: var(--sf-ink);
  font-family: var(--sf-ui);
}

html.sf-guide-mode,
body.sf-guide-mode {
  background: var(--sf-paper);
  color: var(--sf-ink);
  font-family: var(--sf-ui);
}

.sf-guide-mode h1,
.sf-guide-mode h2,
.sf-guide-mode h3,
.sf-guide-mode h4,
.sf-guide-mode h5,
.sf-guide-mode h6 {
  font-family: var(--sf-display);
  color: var(--sf-ink);
}

.sf-guide-mode .post-body,
.sf-guide-mode .post-body p,
.sf-guide-mode .post-body li {
  font-family: var(--sf-ui);
  color: var(--sf-ink);
}

.sf-guide-mode .post-body em,
.sf-guide-mode .post-body i {
  font-family: var(--sf-display);
  font-style: italic;
}

.sf-shell {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(231, 236, 232, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--sf-rule);
}

.sf-shell__inner {
  max-width: calc(var(--sf-measure) + 14rem + 4rem);
  margin: 0 auto;
  padding: 0.9rem var(--sf-gutter);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 1.25rem;
  font-family: var(--sf-ui);
  font-size: 0.8125rem;
}

.sf-shell__mark {
  color: var(--sf-muted);
  text-decoration: none;
  font-weight: 500;
}

.sf-shell__mark:hover,
.sf-shell__mark:focus-visible {
  color: var(--sf-accent);
}

.sf-shell__place {
  color: var(--sf-ink);
  font-weight: 600;
  margin-right: auto;
  letter-spacing: 0.01em;
}

.sf-shell__place a {
  color: inherit;
  text-decoration: none;
}

.sf-shell__place a:hover,
.sf-shell__place a:focus-visible {
  color: var(--sf-accent);
}

.sf-shell__escape {
  color: var(--sf-soft);
  text-decoration: none;
}

.sf-shell__escape:hover,
.sf-shell__escape:focus-visible {
  color: var(--sf-accent);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.sf-shell__path {
  flex-basis: 100%;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  margin: 0.15rem 0 0;
  padding-top: 0.55rem;
  border-top: 1px solid var(--sf-rule);
  font-size: 0.75rem;
  color: var(--sf-soft);
}

.sf-shell__path span[aria-current="step"] {
  color: var(--sf-accent);
  font-weight: 600;
}

.sf-shell__path a {
  color: inherit;
  text-decoration: none;
}

.sf-shell__path a:hover,
.sf-shell__path a:focus-visible {
  color: var(--sf-accent);
}

.sf-shell__path .sf-shell__sep {
  color: rgba(24, 33, 30, 0.28);
}

/* —— Entrance hall (first viewport = one composition) —— */

.sf-entrance {
  position: relative;
  min-height: min(72vh, 34rem);
  display: grid;
  place-items: center;
  overflow: hidden;
  color: #e8f0eb;
  background: var(--sf-deep);
}

.sf-entrance__atmosphere {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 70% at 70% 20%, rgba(47, 111, 94, 0.35), transparent 55%),
    radial-gradient(ellipse 60% 50% at 0% 100%, rgba(168, 196, 182, 0.12), transparent 45%),
    linear-gradient(165deg, #15201b 0%, #1a2822 42%, #24352d 100%);
  animation: sf-atmosphere 18s ease-in-out infinite alternate;
}

.sf-entrance__atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(232, 240, 235, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 240, 235, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black 40%, transparent 95%);
}

@keyframes sf-atmosphere {
  from { transform: scale(1); }
  to { transform: scale(1.04); }
}

.sf-entrance__content {
  position: relative;
  z-index: 1;
  width: min(38rem, 100%);
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 4.75rem) var(--sf-gutter);
  animation: sf-rise 0.9s ease-out both;
}

@keyframes sf-rise {
  from {
    opacity: 0;
    transform: translateY(1.1rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Beat .post-page p { margin: 0 } from library.css — use padding for gaps that must stick */

.post-page.sf-guide-mode .sf-entrance__kind,
.sf-entrance__kind {
  font-family: var(--sf-ui);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sf-accent-soft);
  margin: 0;
  padding: 0 0 1.35rem;
}

.sf-entrance h1.sf-entrance__title,
.post-page.sf-guide-mode .sf-entrance__title,
.sf-entrance__title {
  font-family: var(--sf-display);
  font-size: clamp(2.35rem, 6vw, 3.5rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0;
  padding: 0 0 1.5rem;
  color: #f3f7f4;
}

.post-page.sf-guide-mode .sf-entrance__lead,
.sf-entrance__lead {
  font-family: var(--sf-display);
  font-size: clamp(1.15rem, 2.4vw, 1.35rem);
  font-weight: 500;
  line-height: 1.45;
  margin: 0;
  padding: 0 0 1.35rem;
  color: #d7e4dc;
  max-width: 34rem;
  text-wrap: balance;
}

.post-page.sf-guide-mode .sf-entrance__promise,
.sf-entrance__promise {
  font-family: var(--sf-ui);
  font-size: 1rem;
  line-height: 1.65;
  color: rgba(215, 228, 220, 0.78);
  margin: 0;
  padding: 0 0 3.75rem;
  max-width: 34rem;
}

.post-page.sf-guide-mode .sf-entrance__door,
.sf-entrance__door {
  margin: 0;
  padding: 0 0 1.25rem;
}

.sf-entrance__door a {
  display: inline-block;
  font-family: var(--sf-display);
  font-size: clamp(1.15rem, 2.4vw, 1.35rem);
  font-style: italic;
  font-weight: 500;
  line-height: 1.4;
  color: #f3f7f4;
  text-decoration: none;
  border-bottom: 1px solid rgba(168, 196, 182, 0.55);
  padding-bottom: 0.2rem;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.sf-entrance__door a:hover,
.sf-entrance__door a:focus-visible {
  color: #fff;
  border-bottom-color: #fff;
}

.post-page.sf-guide-mode .sf-entrance__aside,
.sf-entrance__aside {
  font-family: var(--sf-ui);
  font-size: 0.8125rem;
  line-height: 1.5;
  color: rgba(168, 196, 182, 0.75);
  margin: 0;
  padding: 0;
}

/* —— Atlas path (architecture, not article list) —— */
/* Beat .post-page section { padding: 0 } from library.css */

.post-page.sf-guide-mode section.sf-atlas,
.sf-guide-mode section.sf-atlas {
  display: grid;
  gap: 2.75rem;
  padding: clamp(4.5rem, 11vw, 6.5rem) var(--sf-gutter) clamp(1.75rem, 4vw, 2.5rem);
  max-width: 42rem;
  margin: 0 auto;
}

.post-page.sf-guide-mode .sf-atlas__eyebrow,
.sf-atlas__eyebrow {
  font-family: var(--sf-ui);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sf-accent);
  margin: 0;
  padding: 0 0 1.35rem;
}

.post-page.sf-guide-mode .sf-atlas__hinge,
.sf-atlas__hinge {
  font-family: var(--sf-display);
  font-size: clamp(1.25rem, 2.4vw, 1.55rem);
  font-weight: 500;
  line-height: 1.4;
  color: var(--sf-ink);
  margin: 0;
  padding: 0 0 0.35rem;
  max-width: 28rem;
}

.post-page.sf-guide-mode .sf-atlas__continue,
.sf-atlas__continue {
  font-family: var(--sf-display);
  font-size: 1.05rem;
  font-style: italic;
  font-weight: 500;
  line-height: 1.45;
  color: var(--sf-muted);
  margin: 0;
  padding: 0.35rem 0 0;
}

.sf-atlas__path {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--sf-rule);
}

.sf-atlas__step {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: 0.75rem 1.25rem;
  padding: 1.05rem 0 1.15rem;
  border-bottom: 1px solid var(--sf-rule);
  opacity: 0;
  animation: sf-rise 0.7s ease-out both;
}

.sf-atlas__step:nth-child(1) { animation-delay: 0.08s; }
.sf-atlas__step:nth-child(2) { animation-delay: 0.16s; }
.sf-atlas__step:nth-child(3) { animation-delay: 0.24s; }
.sf-atlas__step:nth-child(4) { animation-delay: 0.32s; }
.sf-atlas__step:nth-child(5) { animation-delay: 0.4s; }

.sf-atlas__step--now {
  background: linear-gradient(90deg, rgba(47, 111, 94, 0.07), transparent 70%);
  margin: 0 -0.75rem;
  padding-left: 0.75rem;
  padding-right: 0.75rem;
  border-bottom-color: rgba(47, 111, 94, 0.18);
}

.sf-atlas__index {
  font-family: var(--sf-ui);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--sf-soft);
  padding-top: 0.35rem;
}

.sf-atlas__step--now .sf-atlas__index {
  color: var(--sf-accent);
}

.sf-atlas__verb {
  font-family: var(--sf-ui);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sf-accent);
  margin: 0 0 0.4rem;
}

.sf-atlas__name {
  font-family: var(--sf-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 0.35rem;
  color: var(--sf-muted);
}

.sf-atlas__step--now .sf-atlas__name {
  font-size: 1.45rem;
  color: var(--sf-ink);
}

.sf-atlas__name a {
  color: inherit;
  text-decoration: none;
}

.sf-atlas__name a:hover,
.sf-atlas__name a:focus-visible {
  color: var(--sf-accent);
}

.sf-atlas__line {
  font-family: var(--sf-ui);
  font-size: 0.9rem;
  color: var(--sf-muted);
  margin: 0;
}

.post-page.sf-guide-mode section.sf-guide-colophon,
.sf-guide-mode section.sf-guide-colophon {
  max-width: 42rem;
  margin: 0 auto;
  padding: 0.5rem var(--sf-gutter) 0;
}

/* Chapter pages: align signature with the prose column, not a floating center strip */
.sf-chapter-layout ~ .sf-guide-colophon {
  max-width: calc(var(--sf-measure) + 14rem + 4rem);
  margin: 0 auto;
  padding: 0.25rem var(--sf-gutter) 0;
}

.sf-chapter-layout ~ .sf-guide-colophon .sf-wrap {
  max-width: var(--sf-measure);
  margin: 0;
  padding: 0;
}

@media (min-width: 960px) {
  .sf-chapter-layout ~ .sf-guide-colophon .sf-wrap {
    margin-left: calc(11.5rem + 3rem);
  }
}

.sf-guide-colophon p {
  font-family: var(--sf-ui);
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--sf-soft);
  margin: 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--sf-rule);
}

.sf-guide-colophon a {
  color: inherit;
  text-decoration: none;
}

.sf-guide-colophon a:hover,
.sf-guide-colophon a:focus-visible {
  color: var(--sf-accent);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

/* —— Chapter end (guide mode closes) —— */

.sf-chapter-end {
  max-width: none;
  margin: 0;
  padding: clamp(2.75rem, 7vw, 3.75rem) var(--sf-gutter) clamp(1.5rem, 4vw, 2rem);
  text-align: center;
  background: var(--sf-paper-deep);
  border-top: none;
  color: var(--sf-ink);
}

.sf-chapter-end__inner {
  max-width: 22rem;
  margin: 0 auto;
  padding-top: 0;
  border-top: none;
}

.sf-chapter-end__inner::before {
  content: "";
  display: block;
  width: 4.5rem;
  height: 1px;
  background: var(--sf-rule);
  margin: 0 auto 1.25rem;
}

@media (min-width: 960px) {
  .sf-chapter-end__inner {
    margin-left: auto;
    margin-right: auto;
  }
}

.post-page.sf-guide-mode .sf-chapter-end__place,
.sf-chapter-end__place {
  font-family: var(--sf-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--sf-ink);
  margin: 0;
  padding: 0 0 0.35rem;
}

.sf-chapter-end__place a {
  color: inherit;
  text-decoration: none;
}

.sf-chapter-end__place a:hover,
.sf-chapter-end__place a:focus-visible {
  color: var(--sf-accent);
}

.post-page.sf-guide-mode .sf-chapter-end__note,
.sf-chapter-end__note {
  font-family: var(--sf-ui);
  font-size: 0.75rem;
  line-height: 1.45;
  color: var(--sf-soft);
  margin: 0;
  padding: 0;
}

.sf-chapter-end__note a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.sf-chapter-end__note a:hover,
.sf-chapter-end__note a:focus-visible {
  color: var(--sf-accent);
}

/* —— Publication footer (website again, quietly) —— */

.sf-pub-footer {
  max-width: none;
  margin: 0;
  padding: 0.85rem var(--sf-gutter) clamp(1.75rem, 4vw, 2.25rem);
  text-align: center;
  background: var(--sf-paper-deep);
  border-top: none;
  color: var(--sf-soft);
}

@media (min-width: 960px) {
  .sf-pub-footer {
    padding-left: var(--sf-gutter);
  }
}

.post-page.sf-guide-mode .sf-pub-footer p,
.sf-pub-footer p {
  font-family: var(--sf-ui);
  font-size: 0.6875rem;
  line-height: 1.45;
  color: #8a9a92;
  margin: 0;
  padding: 0 0 0.2rem;
  text-align: center;
}

.sf-pub-footer a {
  color: inherit;
  text-decoration: none;
}

.sf-pub-footer a:hover,
.sf-pub-footer a:focus-visible {
  color: var(--sf-accent);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.post-page.sf-guide-mode .sf-pub-footer__copy,
.sf-pub-footer__copy {
  font-size: 0.625rem;
  letter-spacing: 0.04em;
  color: #9aaba3;
  padding-bottom: 0;
  opacity: 0.9;
}

.sf-guide-mode .site-footer {
  background: var(--sf-paper-deep);
  border-top: none;
  color: var(--sf-soft);
  text-align: left;
  padding: 0;
}

/* Beat global cream footers (rajiv-styles footer:not(.site-footer) / .site-footer). */
.sf-guide-mode footer:not(.site-footer),
.sf-guide-mode .sf-chapter-end,
.sf-guide-mode .sf-pub-footer {
  background: var(--sf-paper-deep);
  border-top: none;
  color: var(--sf-ink);
}

.sf-guide-mode .site-footer .container {
  max-width: 42rem;
  width: 100%;
  margin: 0 auto;
  padding: 0.85rem var(--sf-gutter) 2.25rem;
  text-align: left;
  display: block;
  align-items: stretch;
  justify-content: flex-start;
  gap: 0;
}

body[class*="sf-chapter--"].sf-guide-mode .site-footer .container {
  max-width: calc(var(--sf-measure) + 14rem + 4rem);
  margin: 0 auto;
  padding: 0.85rem var(--sf-gutter) 2.5rem;
  text-align: left;
}

@media (min-width: 960px) {
  body[class*="sf-chapter--"].sf-guide-mode .site-footer .container {
    padding-left: calc(var(--sf-gutter) + 11.5rem + 3rem);
  }
}

.sf-guide-mode .site-footer p {
  margin: 0;
  font-family: var(--sf-ui);
  font-size: 0.8125rem;
  letter-spacing: normal;
  color: var(--sf-soft);
  text-align: left;
}

/* Landing keeps breathing room under the path colophon */
body.sf-guide-mode:not([class*="sf-chapter--"]) .sf-guide-colophon {
  padding-bottom: clamp(2.5rem, 6vw, 3.75rem);
}

.sf-guide-anchor {
  font-family: var(--sf-ui);
  font-size: 0.875rem;
  color: var(--sf-soft);
  margin: 0 0 0.75rem;
}

.sf-guide-anchor a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

/* —— Chapter layout —— */

.sf-chapter-header {
  padding: clamp(1.35rem, 3.5vw, 2rem) var(--sf-gutter) clamp(1.1rem, 2.5vw, 1.5rem);
  background:
    linear-gradient(180deg, rgba(26, 40, 34, 0.04), transparent 70%),
    transparent;
  border-bottom: 1px solid var(--sf-rule);
}

.sf-chapter-header .sf-wrap {
  max-width: var(--sf-measure);
  margin: 0 auto;
}

.sf-chapter-meta {
  font-family: var(--sf-ui);
  font-size: 0.8125rem;
  color: var(--sf-soft);
  margin: 0 0 0.75rem;
}

.sf-chapter-verb {
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--sf-accent);
}

.sf-chapter-title {
  font-family: var(--sf-display);
  font-size: clamp(1.875rem, 4.5vw, 2.5rem);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.75rem;
}

.sf-quiet-question {
  font-family: var(--sf-display);
  font-size: 1.0625rem;
  font-style: italic;
  color: var(--sf-muted);
  margin: 0;
}

.sf-chapter-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  max-width: calc(var(--sf-measure) + 14rem + 4rem);
  margin: 0 auto;
  padding: 0 var(--sf-gutter);
}

@media (min-width: 960px) {
  .sf-chapter-layout {
    grid-template-columns: 11.5rem minmax(0, var(--sf-measure));
    gap: 3rem;
    padding: clamp(2rem, 4vw, 3rem) var(--sf-gutter) clamp(3rem, 6vw, 4rem);
  }
}

.sf-contents {
  display: none;
}

@media (min-width: 960px) {
  .sf-contents {
    display: block;
    position: sticky;
    top: 6.5rem;
    align-self: start;
    max-height: calc(100vh - 8rem);
    overflow-y: auto;
    padding-top: 0.25rem;
  }
}

.sf-contents__label {
  font-family: var(--sf-ui);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sf-soft);
  margin: 0;
  padding: 0 0 0.85rem;
}

.sf-contents ol {
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--sf-ui);
  font-size: 0.8125rem;
  line-height: 1.4;
}

.sf-contents li {
  margin: 0 0 0.5rem;
}

.sf-contents a {
  color: var(--sf-muted);
  text-decoration: none;
}

.sf-contents a:hover,
.sf-contents a:focus-visible {
  color: var(--sf-accent);
  text-decoration: underline;
  text-underline-offset: 0.12em;
}

.sf-chapter-body {
  min-width: 0;
}

.sf-guide-page .post-body {
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
  padding-bottom: 0;
}

@media (min-width: 960px) {
  .sf-guide-page .post-body {
    padding-top: 0;
  }
}

/* Observational vs cyclical rhythm (prototype test) */
.sf-chapter--observational .post-body h2 {
  margin-top: 2.75rem;
}

.sf-chapter--cyclical .post-body h2 {
  margin-top: 2.25rem;
}

.sf-chapter--transformational .post-body h2 {
  margin-top: 2.5rem;
}

.sf-chapter--perceptual .post-body h2,
.sf-chapter--structural .post-body h2 {
  margin-top: 2.65rem;
}

.sf-chapter--observational .post-body h2:first-of-type,
.sf-chapter--perceptual .post-body h2:first-of-type,
.sf-chapter--structural .post-body h2:first-of-type,
.sf-chapter--transformational .post-body h2:first-of-type,
.sf-chapter--cyclical .post-body h2:first-of-type {
  margin-top: 0;
}

/* Loop display (Steering) */
.sf-loop {
  font-family: var(--sf-ui);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--sf-muted);
  margin: 1.25rem 0 1.5rem;
  padding: 0.85rem 1rem;
  background: rgba(47, 111, 94, 0.08);
  border-left: 2px solid rgba(47, 111, 94, 0.4);
}

/* Capabilities */
.sf-capabilities {
  margin: var(--sf-rhythm) 0;
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--sf-rule);
}

.sf-capabilities h2 {
  font-size: 1.125rem !important;
  margin-top: 0 !important;
}

.sf-capabilities ul {
  margin-top: 0.75rem;
}

/* Try tonight — quiet end-matter, invitation not homework */
.sf-try-tonight {
  margin: var(--sf-rhythm) 0 0;
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--sf-rule);
  background: transparent;
}

.sf-try-tonight h2 {
  font-size: 1.125rem !important;
  margin-top: 0 !important;
  margin-bottom: 0.75rem !important;
}

.sf-try-tonight__label {
  font-family: var(--sf-ui);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sf-soft);
  margin: 0 0 0.5rem;
}

/* Chapter prev/next — curriculum handoff, not mere pagination */
.sf-chapter-nav {
  margin: clamp(2.75rem, 7vw, 4rem) 0 0;
  padding: 1.75rem 0 0;
  border-top: 1px solid var(--sf-rule);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  font-family: var(--sf-ui);
  font-size: 0.875rem;
}

@media (min-width: 640px) {
  .sf-chapter-nav {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.35fr);
    gap: 2rem;
    align-items: start;
  }
}

.sf-chapter-nav a {
  color: var(--sf-muted);
  text-decoration: none;
}

.sf-chapter-nav a:hover,
.sf-chapter-nav a:focus-visible {
  color: var(--sf-accent);
}

.sf-chapter-nav a:hover .sf-chapter-nav__bridge,
.sf-chapter-nav a:focus-visible .sf-chapter-nav__bridge {
  color: var(--sf-ink);
}

.sf-chapter-nav__prev {
  text-align: left;
}

.sf-chapter-nav__next {
  text-align: left;
}

@media (min-width: 640px) {
  .sf-chapter-nav__next {
    text-align: right;
  }
}

.sf-chapter-nav__label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sf-soft);
  margin-bottom: 0.4rem;
}

.sf-chapter-nav__bridge {
  display: block;
  font-family: var(--sf-display);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--sf-ink);
  margin-bottom: 0.45rem;
}

.sf-chapter-nav__title {
  display: block;
  font-size: 0.8125rem;
  color: var(--sf-soft);
}

.sf-wrap {
  max-width: var(--sf-measure);
  margin: 0 auto;
}

/* —— Accessibility —— */

.sf-guide-mode a:focus-visible,
.sf-guide-mode button:focus-visible {
  outline: 2px solid var(--sf-accent);
  outline-offset: 3px;
}

.sf-skip {
  position: absolute;
  left: var(--sf-gutter);
  top: -100px;
  z-index: 40;
  padding: 0.55rem 0.85rem;
  background: var(--sf-deep);
  color: #f3f7f4;
  font-family: var(--sf-ui);
  font-size: 0.8125rem;
  text-decoration: none;
  border-radius: 2px;
}

.sf-skip:focus {
  top: 0.65rem;
  outline: 2px solid var(--sf-accent-soft);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .sf-entrance__atmosphere,
  .sf-entrance__content,
  .sf-atlas__step {
    animation: none !important;
  }
}

/* Beat .post-page p { margin: 0 } on chapter chrome */

.post-page.sf-guide-mode .sf-chapter-meta {
  margin: 0;
  padding: 0 0 0.75rem;
}

.post-page.sf-guide-mode .sf-quiet-question {
  margin: 0;
  padding: 0;
}

.post-page.sf-guide-mode .sf-chapter-title {
  margin: 0;
  padding: 0 0 0.75rem;
}

/* —— Mobile —— */

@media (max-width: 720px) {
  .sf-entrance {
    min-height: auto;
    place-items: start center;
  }

  .sf-entrance__content {
    padding-top: clamp(2.25rem, 8vw, 3rem);
    padding-bottom: clamp(2.5rem, 9vw, 3.5rem);
  }

  .sf-entrance h1.sf-entrance__title,
  .post-page.sf-guide-mode .sf-entrance__title,
  .sf-entrance__title {
    font-size: clamp(2rem, 9vw, 2.6rem);
  }

  .sf-shell__inner {
    gap: 0.35rem 0.85rem;
  }

  .sf-shell__path {
    gap: 0.25rem 0.4rem;
    font-size: 0.6875rem;
    line-height: 1.45;
  }

  .sf-shell__path .sf-shell__sep {
    display: none;
  }

  .sf-shell__path span[aria-current="step"] {
    border-bottom: 1px solid var(--sf-accent);
  }

  .post-page.sf-guide-mode section.sf-atlas,
  .sf-guide-mode section.sf-atlas {
    padding-top: clamp(3rem, 10vw, 4rem);
    gap: 2.25rem;
  }

  .sf-atlas__step {
    grid-template-columns: 2.25rem minmax(0, 1fr);
    gap: 0.5rem 0.85rem;
    padding: 0.95rem 0 1.05rem;
  }

  .sf-atlas__step--now {
    margin: 0 -0.35rem;
    padding-left: 0.35rem;
    padding-right: 0.35rem;
  }

  .sf-atlas__step--now .sf-atlas__name {
    font-size: 1.3rem;
  }

  .sf-chapter-layout {
    padding-left: 0;
    padding-right: 0;
  }

  .sf-guide-page .post-body {
    padding-left: var(--sf-gutter);
    padding-right: var(--sf-gutter);
  }

  .sf-chapter-header {
    padding-left: var(--sf-gutter);
    padding-right: var(--sf-gutter);
  }

  .sf-chapter-nav {
    gap: 1.5rem;
  }

  .sf-chapter-end {
    padding-top: clamp(2.25rem, 7vw, 3rem);
  }

  .sf-chapter-end__inner {
    margin-left: auto;
    margin-right: auto;
  }

  .sf-pub-footer {
    padding-left: var(--sf-gutter);
    padding-right: var(--sf-gutter);
  }

  .sf-entrance__door a,
  .sf-atlas__name a,
  .sf-shell__mark,
  .sf-shell__escape,
  .sf-shell__place a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  .sf-entrance__door a {
    min-height: auto;
    padding-top: 0.35rem;
    padding-bottom: 0.35rem;
  }
}