/* ============================================================
   LAYOUT PRIMITIVES
   ============================================================ */

.wrap {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.wrap--text  { max-width: var(--container-text); }
.wrap--wide  { max-width: var(--container-wide); }
.wrap--flush { padding-inline: 0; }

.section { padding-block: var(--section-y); position: relative; }
.section--lg { padding-block: var(--section-y-lg); }
.section--flush-top { padding-block-start: 0; }
.section--flush-bottom { padding-block-end: 0; }

[data-surface] { background: var(--bg); color: var(--ink); }

.stack > * + * { margin-top: var(--flow, var(--s-5)); }

.grid { display: grid; gap: var(--gap, var(--s-6)); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--12 { grid-template-columns: repeat(12, 1fr); }

.grid--auto {
  grid-template-columns: repeat(auto-fill, minmax(var(--min, 20rem), 1fr));
}

/* Asymmetric two-column: content + rail. Ratio is set per instance via
   --split, so a template never has to hard-code grid-template-columns
   inline (which would escape the responsive collapse below). */
.grid--split {
  grid-template-columns: var(--split, 1fr 1fr);
  align-items: start;
}
@media (max-width: 48rem) {
  .grid--split { grid-template-columns: 1fr; }
  /* The rail stops being sticky on mobile — it would trap the reader. */
  .grid--split > .rail { position: static; }
}

/* Sticky sidebar rail, used inside .grid--split */
.rail {
  position: sticky;
  top: calc(var(--header-h) + var(--s-5));
}

@media (max-width: 60rem) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 40rem) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
}

/* ============================================================
   EYEBROW / SECTION HEADING
   ============================================================ */

.eyebrow {
  font-family: var(--font-sans);
  font-size: var(--t-2xs);
  font-weight: var(--w-medium);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--ink-faint);
  display: flex;
  align-items: center;
  gap: var(--s-3);
}
.eyebrow::before {
  content: "";
  width: var(--s-6);
  height: 1px;
  background: var(--accent);
  flex-shrink: 0;
}
.eyebrow--bare::before { display: none; }

.section-head {
  display: grid;
  gap: var(--s-4);
  margin-bottom: var(--s-8);
  max-width: 46rem;
}
.section-head__title {
  font-size: var(--t-2xl);
  letter-spacing: var(--ls-tighter);
}
.section-head__lede {
  font-size: var(--t-md);
  color: var(--ink-muted);
  max-width: 38rem;
}
.section-head--split {
  max-width: none;
  grid-template-columns: 1fr auto;
  align-items: end;
}
@media (max-width: 48rem) {
  .section-head--split { grid-template-columns: 1fr; }
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  --btn-bg: transparent;
  --btn-ink: var(--ink);
  --btn-border: var(--rule-strong);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-3);
  padding: 1.05em 2.1em;
  font-family: var(--font-sans);
  font-size: var(--t-sm);
  font-weight: var(--w-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  text-decoration: none;
  color: var(--btn-ink);
  background: var(--btn-bg);
  border: 1px solid var(--btn-border);
  border-radius: var(--r-full);
  cursor: pointer;
  overflow: hidden;
  isolation: isolate;
  transition: color var(--d-base) var(--e-out),
              border-color var(--d-base) var(--e-out),
              transform var(--d-base) var(--e-out);
}

/* The fill sweep — a disc that scales up from below */
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--accent);
  transform: translateY(101%);
  transition: transform var(--d-base) var(--e-out);
}
.btn:hover::before,
.btn:focus-visible::before { transform: translateY(0); }
.btn:hover, .btn:focus-visible {
  color: var(--accent-ink);
  border-color: var(--accent);
}
.btn:active { transform: scale(0.975); }

.btn--solid {
  --btn-bg: var(--ink);
  --btn-ink: var(--bg);
  --btn-border: var(--ink);
}
.btn--accent {
  --btn-bg: var(--accent);
  --btn-ink: var(--accent-ink);
  --btn-border: var(--accent);
}
.btn--accent::before { background: var(--ink); }
.btn--accent:hover { color: var(--bg); border-color: var(--ink); }

.btn--ghost { --btn-border: transparent; padding-inline: 0; }
.btn--ghost::before { display: none; }
.btn--ghost:hover { color: var(--accent); }

.btn--sm { padding: 0.8em 1.5em; font-size: var(--t-xs); }
.btn--block { width: 100%; }

.btn__icon { transition: transform var(--d-base) var(--e-out); }
.btn:hover .btn__icon { transform: translateX(4px); }

/* Text link with animated underline */
.link-slide {
  position: relative;
  font-family: var(--font-sans);
  font-size: var(--t-sm);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  text-decoration: none;
  padding-bottom: 3px;
}
.link-slide::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--d-base) var(--e-out);
}
.link-slide:hover::after { transform: scaleX(1); transform-origin: left; }

/* ============================================================
   ARTICLE CARD  — the workhorse. Used in archives, related, grids.
   ============================================================ */

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
  isolation: isolate;
}

.card__media {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-md);
  background: var(--bg-sunken);
  aspect-ratio: var(--card-ratio, 4 / 3);
}
.card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--d-vslow) var(--e-out),
              filter var(--d-slow) var(--e-out);
  will-change: transform;
}
.card:hover .card__media img {
  transform: scale(1.045);
  filter: saturate(1.06);
}
/* warm veil that lifts on hover */
.card__media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(to top,
    rgba(20,18,15,0.28), rgba(20,18,15,0) 55%);
  opacity: 0.85;
  transition: opacity var(--d-slow) var(--e-out);
}
.card:hover .card__media::after { opacity: 0.45; }

.card__body { display: flex; flex-direction: column; gap: var(--s-3); }

.card__cat {
  font-family: var(--font-sans);
  font-size: var(--t-2xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  position: relative;
  z-index: 3;
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--t-lg);
  font-weight: var(--w-light);
  line-height: var(--lh-snug);
  letter-spacing: var(--ls-tighter);
}
.card__title a {
  text-decoration: none;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-size: 0% 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size var(--d-base) var(--e-out);
}
.card:hover .card__title a { background-size: 100% 1px; }

/* Full-card click target, keyboard-safe */
.card__title a::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
}

.card__excerpt {
  font-size: var(--t-base);
  color: var(--ink-muted);
  line-height: var(--lh-normal);
  display: -webkit-box;
  -webkit-line-clamp: var(--clamp, 3);
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card__meta {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  font-family: var(--font-sans);
  font-size: var(--t-xs);
  letter-spacing: var(--ls-wide);
  color: var(--ink-faint);
  margin-top: auto;
  padding-top: var(--s-2);
}
.card__meta > * + *::before {
  content: "·";
  margin-right: var(--s-3);
  color: var(--rule-strong);
}

/* --- Card variants --- */
.card--horizontal {
  flex-direction: row;
  gap: var(--s-6);
  align-items: center;
}
.card--horizontal .card__media {
  flex: 0 0 clamp(9rem, 26%, 18rem);
  --card-ratio: 1 / 1;
}
@media (max-width: 40rem) {
  .card--horizontal { flex-direction: column; align-items: stretch; }
  .card--horizontal .card__media { flex: none; --card-ratio: 16 / 10; }
}

.card--minimal .card__media { display: none; }
.card--minimal {
  padding-block: var(--s-5);
  border-top: 1px solid var(--rule);
}

.card--tall { --card-ratio: 3 / 4; }

/* Numbered index card — for "Notes From The Inside" */
.card--indexed { flex-direction: row; gap: var(--s-5); align-items: flex-start; }
.card__index {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-faint);
  padding-top: 0.45em;
  flex-shrink: 0;
}

/* ============================================================
   FEATURED CARD — hero-scale article
   ============================================================ */

.featured {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(var(--s-6), 5vw, var(--s-9));
  align-items: center;
  position: relative;
}
.featured__media {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-md);
  aspect-ratio: 5 / 4;
  background: var(--bg-sunken);
}
.featured__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--d-vslow) var(--e-out);
}
.featured:hover .featured__media img { transform: scale(1.035); }

.featured__body { display: flex; flex-direction: column; gap: var(--s-5); }
.featured__title {
  font-size: var(--t-2xl);
  font-weight: var(--w-light);
  letter-spacing: var(--ls-tightest);
  line-height: var(--lh-snug);
}
.featured__title a { text-decoration: none; }
.featured__title a::after { content: ""; position: absolute; inset: 0; }
.featured__excerpt {
  font-size: var(--t-md);
  color: var(--ink-muted);
}

@media (max-width: 56rem) {
  .featured { grid-template-columns: 1fr; }
}

/* ============================================================
   CATEGORY CARD
   ============================================================ */

.cat-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: clamp(16rem, 28vw, 24rem);
  padding: var(--s-6);
  border: 1px solid var(--rule);
  border-radius: var(--r-md);
  overflow: hidden;
  text-decoration: none;
  isolation: isolate;
  transition: border-color var(--d-base) var(--e-out);
}
.cat-card:hover { border-color: transparent; }

/* Sliding ink panel */
.cat-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--c-obsidian);
  transform: translateY(100%);
  transition: transform var(--d-slow) var(--e-out);
}
.cat-card:hover::before { transform: translateY(0); }

/* Ghosted glyph */
.cat-card__glyph {
  position: absolute;
  top: var(--s-5); right: var(--s-5);
  width: clamp(3.5rem, 7vw, 5.5rem);
  height: auto;
  color: var(--accent);
  opacity: 0.28;
  z-index: -1;
  transition: opacity var(--d-slow) var(--e-out),
              transform var(--d-slow) var(--e-out);
}
.cat-card:hover .cat-card__glyph {
  opacity: 0.6;
  transform: rotate(22deg) scale(1.1);
}

.cat-card__num {
  font-family: var(--font-mono);
  font-size: var(--t-2xs);
  letter-spacing: var(--ls-wide);
  color: var(--ink-faint);
  margin-bottom: auto;
  transition: color var(--d-base) var(--e-out);
}
.cat-card__name {
  font-family: var(--font-display);
  font-size: var(--t-xl);
  font-weight: var(--w-light);
  letter-spacing: var(--ls-tighter);
  margin-bottom: var(--s-2);
  transition: color var(--d-base) var(--e-out);
}
.cat-card__desc {
  font-size: var(--t-base);
  color: var(--ink-muted);
  line-height: var(--lh-normal);
  max-width: 26rem;
  transition: color var(--d-base) var(--e-out);
}
.cat-card:hover .cat-card__name,
.cat-card:hover .cat-card__num { color: var(--c-ivory-50); }
.cat-card:hover .cat-card__desc { color: var(--c-stone); }

.cat-card__count {
  font-family: var(--font-sans);
  font-size: var(--t-2xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--accent);
  margin-top: var(--s-4);
}

/* ============================================================
   QUOTE BLOCK / PULL QUOTE
   ============================================================ */

.pullquote {
  font-family: var(--font-display);
  font-size: var(--t-xl);
  font-weight: var(--w-light);
  line-height: 1.28;
  letter-spacing: var(--ls-tighter);
  text-wrap: balance;
  position: relative;
  padding-left: var(--s-6);
  border-left: 1px solid var(--accent);
  color: var(--ink);
  margin-block: var(--s-8);
}
.pullquote cite {
  display: block;
  margin-top: var(--s-4);
  font-family: var(--font-sans);
  font-size: var(--t-xs);
  font-style: normal;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--ink-faint);
}

.quote-display {
  font-family: var(--font-display);
  font-size: var(--t-2xl);
  font-weight: var(--w-light);
  line-height: 1.22;
  letter-spacing: var(--ls-tightest);
  text-wrap: balance;
  text-align: center;
  max-width: 24ch;
  margin-inline: auto;
}

/* Rotating insight component */
.insight { position: relative; text-align: center; }
.insight__viewport {
  position: relative;
  min-height: clamp(9rem, 20vw, 14rem);
  display: grid;
  place-items: center;
}
.insight__item {
  grid-area: 1 / 1;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity var(--d-slow) var(--e-out),
              transform var(--d-slow) var(--e-out);
  pointer-events: none;
}
.insight__item.is-active {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.insight__dots {
  display: flex;
  justify-content: center;
  gap: var(--s-3);
  margin-top: var(--s-7);
}
.insight__dot {
  width: 26px; height: 2px;
  background: var(--rule-strong);
  border: 0; padding: 0;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: background var(--d-base) var(--e-out);
}
.insight__dot.is-active { background: var(--accent); }

/* ============================================================
   AUTHOR
   ============================================================ */

.author-box {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--s-5);
  align-items: start;
  padding: var(--s-6);
  border: 1px solid var(--rule);
  border-radius: var(--r-md);
  background: var(--bg-raised);
}
.author-box__avatar {
  width: 4.5rem; height: 4.5rem;
  border-radius: var(--r-full);
  object-fit: cover;
  filter: grayscale(1) contrast(1.05);
}
.author-box__name {
  font-family: var(--font-display);
  font-size: var(--t-lg);
  font-weight: var(--w-light);
}
.author-box__bio {
  font-size: var(--t-base);
  color: var(--ink-muted);
  margin-top: var(--s-2);
}
@media (max-width: 40rem) {
  .author-box { grid-template-columns: 1fr; }
}

/* ============================================================
   SOCIAL ICONS  (global component)
   ============================================================ */

.socials {
  display: flex;
  align-items: center;
  gap: var(--gap, var(--s-4));
  list-style: none;
  padding: 0; margin: 0;
}
.socials__link {
  display: grid;
  place-items: center;
  width: 2.5rem; height: 2.5rem;
  border-radius: var(--r-full);
  color: var(--ink-muted);
  text-decoration: none;
  transition: color var(--d-base) var(--e-out),
              background var(--d-base) var(--e-out),
              transform var(--d-base) var(--e-out);
}
.socials__link svg { width: 1.125rem; height: 1.125rem; }
.socials__link:hover {
  color: var(--accent-ink);
  background: var(--accent);
  transform: translateY(-2px);
}
.socials--bordered .socials__link { border: 1px solid var(--rule); }
.socials--sm .socials__link { width: 2rem; height: 2rem; }
.socials--sm .socials__link svg { width: 0.95rem; height: 0.95rem; }

/* Share row on articles */
.share {
  display: flex;
  align-items: center;
  gap: var(--s-4);
  padding-block: var(--s-5);
  border-block: 1px solid var(--rule);
}
.share__label {
  font-family: var(--font-sans);
  font-size: var(--t-2xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* ============================================================
   NEWSLETTER
   ============================================================ */

.newsletter { text-align: center; max-width: 40rem; margin-inline: auto; }
.newsletter__title {
  font-size: var(--t-2xl);
  letter-spacing: var(--ls-tightest);
}
.newsletter__sub {
  font-size: var(--t-md);
  color: var(--ink-muted);
  margin-top: var(--s-4);
}
.newsletter__form {
  display: flex;
  gap: var(--s-3);
  margin-top: var(--s-7);
}
@media (max-width: 34rem) {
  .newsletter__form { flex-direction: column; }
}

/* ============================================================
   FORM FIELDS
   ============================================================ */

.field { display: grid; gap: var(--s-2); text-align: left; }
.field__label {
  font-family: var(--font-sans);
  font-size: var(--t-2xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--ink-faint);
}
.input, .textarea, .select {
  width: 100%;
  padding: 1em 1.2em;
  font-family: var(--font-sans);
  font-size: var(--t-base);
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--rule-strong);
  border-radius: var(--r-full);
  transition: border-color var(--d-base) var(--e-out),
              background var(--d-base) var(--e-out);
}
.textarea {
  border-radius: var(--r-lg);
  min-height: 10rem;
  resize: vertical;
  line-height: var(--lh-normal);
}
.input::placeholder, .textarea::placeholder { color: var(--ink-faint); }
.input:focus, .textarea:focus, .select:focus {
  border-color: var(--accent);
  background: var(--bg-raised);
  outline: none;
}
.field--error .input, .field--error .textarea { border-color: var(--c-ember); }
.field__error {
  font-family: var(--font-sans);
  font-size: var(--t-xs);
  color: var(--c-ember);
}
.form-note {
  font-family: var(--font-sans);
  font-size: var(--t-xs);
  color: var(--ink-faint);
  margin-top: var(--s-4);
}

/* ============================================================
   BREADCRUMBS
   ============================================================ */

.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-2);
  font-family: var(--font-sans);
  font-size: var(--t-xs);
  letter-spacing: var(--ls-wide);
  color: var(--ink-faint);
}
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--accent); }
.crumbs__sep { opacity: 0.5; }
.crumbs [aria-current="page"] { color: var(--ink-muted); }

/* ============================================================
   PAGINATION
   ============================================================ */

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--s-2);
  margin-top: var(--s-9);
}
.pagination .page-numbers {
  display: grid;
  place-items: center;
  min-width: 2.75rem;
  height: 2.75rem;
  padding-inline: var(--s-3);
  font-family: var(--font-sans);
  font-size: var(--t-sm);
  letter-spacing: var(--ls-wide);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--r-full);
  color: var(--ink-muted);
  transition: all var(--d-base) var(--e-out);
}
.pagination .page-numbers:hover { border-color: var(--rule-strong); color: var(--ink); }
.pagination .page-numbers.current {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
.pagination .dots { border: 0; }

/* Prev / next post navigation */
.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-6);
  border-top: 1px solid var(--rule);
  padding-top: var(--s-7);
}
.post-nav__item { text-decoration: none; display: grid; gap: var(--s-3); }
.post-nav__item--next { text-align: right; }
.post-nav__dir {
  font-family: var(--font-sans);
  font-size: var(--t-2xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--ink-faint);
}
.post-nav__title {
  font-family: var(--font-display);
  font-size: var(--t-md);
  font-weight: var(--w-light);
  line-height: var(--lh-snug);
  transition: color var(--d-base) var(--e-out);
}
.post-nav__item:hover .post-nav__title { color: var(--accent); }
@media (max-width: 40rem) {
  .post-nav { grid-template-columns: 1fr; }
  .post-nav__item--next { text-align: left; }
}

/* ============================================================
   READING PROGRESS
   ============================================================ */

.progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 100%;
  z-index: var(--z-header);
  background: transparent;
  pointer-events: none;
}
.progress__bar {
  height: 100%;
  width: 100%;
  background: var(--c-bronze);
  transform: scaleX(0);
  transform-origin: 0 50%;
  will-change: transform;
}

/* ============================================================
   TAGS / PILLS
   ============================================================ */

.tags { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.tag {
  display: inline-block;
  padding: 0.45em 1em;
  font-family: var(--font-sans);
  font-size: var(--t-xs);
  letter-spacing: var(--ls-wide);
  text-decoration: none;
  color: var(--ink-muted);
  border: 1px solid var(--rule);
  border-radius: var(--r-full);
  transition: all var(--d-base) var(--e-out);
}
.tag:hover {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: var(--accent);
}

/* ============================================================
   NOTICE / EMPTY STATE
   ============================================================ */

.empty {
  text-align: center;
  max-width: 34rem;
  margin-inline: auto;
  padding-block: var(--s-9);
}
.empty__title {
  font-size: var(--t-xl);
  font-weight: var(--w-light);
  margin-bottom: var(--s-4);
}
.empty__text { color: var(--ink-muted); }