.post__back-row {
  padding-top: var(--space-6);
}

.post__back {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--ink-50);
  transition: color var(--dur-fast) var(--ease-editorial);
}

.post__back:hover {
  color: var(--plum);
}

.post__cover {
  position: relative;
  height: clamp(16rem, 36vw, 26rem);
  margin-top: var(--space-5);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.post__cover::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.12;
  mix-blend-mode: overlay;
  pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

.post__cover--sage {
  background: radial-gradient(140% 130% at 20% 15%, rgba(255, 255, 255, 0.12), transparent 55%), linear-gradient(155deg, var(--sage) 0%, var(--sage-dark) 100%);
}

.post__cover--plum {
  background: radial-gradient(140% 130% at 80% 10%, rgba(255, 255, 255, 0.12), transparent 55%), linear-gradient(155deg, var(--plum) 0%, var(--plum-dark) 100%);
}

.post__cover--ink {
  background: radial-gradient(140% 130% at 50% 0%, rgba(255, 255, 255, 0.08), transparent 55%), linear-gradient(155deg, #262626 0%, #0a0a0a 100%);
}

.post__cover-mark {
  position: relative;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(9rem, 22vw, 16rem);
  line-height: 1;
  color: rgba(255, 255, 255, 0.14);
}

.post__header {
  max-width: 46rem;
  margin: 0 auto;
  text-align: center;
  padding-top: var(--space-8);
}

.post__title {
  font-size: var(--step-h1);
  letter-spacing: -0.015em;
  line-height: 1.1;
  margin-bottom: var(--space-5);
}

.post__excerpt {
  font-family: var(--font-accent);
  font-style: italic;
  font-size: var(--step-lead);
  color: rgba(0, 0, 0, 0.6);
  line-height: 1.55;
  margin-bottom: var(--space-5);
}

.post__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ink-50);
}

.post__author::after {
  content: "\00b7";
  margin-left: 0.5rem;
}

.post__body {
  max-width: 40rem;
  margin: 0 auto;
  padding-block: var(--space-8) var(--space-9);
}

.post__body p {
  font-size: var(--step-body);
  line-height: 1.8;
  color: rgba(0, 0, 0, 0.75);
  margin-bottom: var(--space-6);
}

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

/* ============ Rich content blocks ============ */

.post__body h2.post-block__heading,
.post__body h3.post-block__heading {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.25;
  margin: var(--space-8) 0 var(--space-5);
}

.post__body h2.post-block__heading { font-size: var(--step-h3); }
.post__body h3.post-block__heading { font-size: var(--step-h4); }

.post-block--italic {
  font-family: var(--font-accent);
  font-style: italic;
  color: rgba(0, 0, 0, 0.62);
}

.post-block__quote {
  margin: var(--space-7) 0;
  padding: 0 0 0 var(--space-5);
  border-left: 3px solid var(--block-accent, var(--plum));
}

.post-block__quote p {
  font-family: var(--font-accent);
  font-style: italic;
  font-size: var(--step-h4);
  line-height: 1.5;
  color: var(--ink);
  margin-bottom: 0.6rem;
}

.post-block__quote cite {
  display: block;
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-50);
}

.post-block__highlight {
  margin: var(--space-7) 0;
  padding: var(--space-5) var(--space-6);
  border-left: 3px solid var(--block-accent, var(--plum));
  background: var(--bg-alt);
}

.post-block__highlight p {
  margin: 0;
  font-size: var(--step-body);
  line-height: 1.7;
  color: var(--ink);
}

.post-block__image,
.post-block__video {
  margin: var(--space-8) 0;
}

.post-block__image img {
  display: block;
  width: 100%;
  height: auto;
}

.post-block__image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 16 / 10;
  color: rgba(255, 255, 255, 0.6);
  position: relative;
  overflow: hidden;
}

.post-block__image-placeholder::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.12;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

.post-block__image-placeholder--sage { background: linear-gradient(155deg, var(--sage) 0%, var(--sage-dark) 100%); }
.post-block__image-placeholder--plum { background: linear-gradient(155deg, var(--plum) 0%, var(--plum-dark) 100%); }
.post-block__image-placeholder--ink { background: linear-gradient(155deg, #262626 0%, #0a0a0a 100%); }

.post-block__image-placeholder svg {
  position: relative;
}

.post-block__video-embed {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #0a0a0a;
}

.post-block__video-embed iframe,
.post-block__video video {
  display: block;
  width: 100%;
  height: 100%;
}

.post-block__image figcaption,
.post-block__video figcaption {
  margin-top: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--ink-50);
  text-align: center;
}

.post-block__references {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--ink-08);
}

.post-block__references-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-50);
  margin-bottom: var(--space-3);
}

.post-block__references ul {
  margin: 0;
  padding-left: 1.1rem;
  list-style: disc;
}

.post-block__references li {
  font-size: var(--step-small);
  line-height: 1.6;
  color: rgba(0, 0, 0, 0.6);
  margin-bottom: 0.35rem;
}

/* ============ Comments ============ */

.post__comments {
  max-width: 40rem;
  margin: 0 auto;
  padding-bottom: var(--space-9);
}

.post__comments-title {
  font-size: var(--step-h3);
  margin-bottom: var(--space-6);
}

.post__comments-count {
  color: var(--ink-50);
  font-weight: 400;
}

.comment-list {
  margin-bottom: var(--space-7);
}

.comment-item {
  padding-block: var(--space-5);
  border-bottom: 1px solid var(--ink-08);
}

.comment-item__head {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-bottom: 0.4rem;
}

.comment-item__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-small);
}

.comment-item__date {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.05em;
  color: var(--ink-50);
}

.comment-item__message {
  font-size: var(--step-small);
  line-height: 1.65;
  color: rgba(0, 0, 0, 0.72);
}

.comment-list__empty {
  font-family: var(--font-accent);
  font-style: italic;
  color: var(--ink-50);
}

.comment-form {
  background: var(--bg-alt);
  border: 1px solid var(--ink-08);
  padding: var(--space-6);
}

.comment-form__row {
  margin-bottom: var(--space-4);
  display: flex;
  flex-direction: column;
}

.comment-form label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-50);
  margin-bottom: 0.5rem;
}

.comment-form input[type="text"],
.comment-form textarea {
  border: 1px solid var(--ink-14);
  background: var(--bg);
  padding: 0.75rem 0.9rem;
  font-family: var(--font-body);
  font-size: var(--step-body);
  color: var(--ink);
  resize: vertical;
}

.comment-form input[type="text"]:focus,
.comment-form textarea:focus {
  outline: none;
  border-color: var(--plum);
}

.comment-form__submit {
  width: 100%;
  justify-content: center;
}

.comment-form__note {
  font-size: var(--step-caption);
  color: var(--ink-50);
  font-style: italic;
  margin-top: 0.75rem;
  text-align: center;
}

.comment-form__status {
  font-size: var(--step-small);
  text-align: center;
  min-height: 1.2rem;
  margin: 0.5rem 0 0;
  color: var(--plum);
}

.post-empty {
  text-align: center;
  font-family: var(--font-accent);
  font-style: italic;
  font-size: var(--step-lead);
  color: var(--ink-50);
  padding-block: var(--space-9);
}

@media (max-width: 30rem) {
  .post__excerpt {
    font-size: var(--step-body);
  }
}