/**
 * Single post page styles.
 *
 * Hero layout:
 *   - Left column: primary-colour bg + text content
 *   - Right column: image at flex-end (bottom-aligned), same height as hero
 *   - ::before on right column fades from primary colour → transparent (left to right)
 *     so the background merges seamlessly into the image
 *
 * @package Anna_Baylis
 * @since   1.0.0
 */

.anna-single-main {
  background: var(--color-white);
}

/* ════════════════════════════════════════════════════════════════════════
   HERO
   ════════════════════════════════════════════════════════════════════════ */

.anna-single-hero {
  position: relative;
  display: flex;
  min-height: 44svh;
  max-height: 60svh;
  margin-top: var(--header-height);
  background-color: var(--color-primary);
  overflow: hidden;
}

/* ── Inner: full-width flex row ──────────────────────────────────────── */
.anna-single-hero__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  position: relative;
  z-index: 2;
  gap: 2rem;
}

/* Left: text — container-equivalent left padding so text aligns with the site grid */
.anna-single-hero__left {
  flex: 1 1 0;
  min-width: 0;
  padding: clamp(2.5rem, 5vw, 4rem) 2rem clamp(2.5rem, 5vw, 4rem)
    max(var(--container-padding), calc((100vw - var(--container-max)) / 2 + var(--container-padding)));
}

/*
 * Right: fixed-width frame, height stretches to fill the section.
 * object-fit: cover fills it for any image ratio — no letterboxing.
 */
.anna-single-hero__right {
  flex: 0 0 clamp(240px, 35vw, 460px);
  align-self: stretch;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

/* Image fills the container — always covers, no letterboxing */
.anna-single-hero__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

/* Fade hidden on desktop — only active on mobile */
.anna-single-hero__fade {
  display: none;
}

/* No image: hide right column */
.anna-single-hero:not(.anna-single-hero--has-image) .anna-single-hero__right {
  display: none;
}

.anna-single-hero__content {
  width: 100%;
}

/* ── Breadcrumb ──────────────────────────────────────────────────────────── */
.anna-single-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-1-5);
  margin-bottom: var(--space-5);
  font-size: var(--text-xs);
}

.anna-single-breadcrumb__link {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.anna-single-breadcrumb__link:hover {
  color: var(--color-white) !important;
}

.anna-single-breadcrumb__sep {
  color: rgba(255, 255, 255, 0.50);
  font-size: 0.65rem;
}

/* ── Category badge ──────────────────────────────────────────────────────── */
.anna-single-hero__cat {
  display: inline-flex;
  align-items: center;
  margin-bottom: var(--space-4);
  padding: var(--space-1) var(--space-3-5);
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--color-white);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  text-decoration: none;
  transition: background var(--transition-fast);
}

.anna-single-hero__cat:hover {
  background: rgba(255, 255, 255, 0.28);
  color: var(--color-white);
}

/* ── Heading ─────────────────────────────────────────────────────────────── */
.anna-single-hero__heading {
  margin: 0 0 var(--space-6);
  font-family: var(--font-heading);
  font-size: var(--heading-section);
  font-weight: var(--font-weight-semibold);
  line-height: 1.1;
  letter-spacing: var(--tracking-snug);
  color: var(--color-white);
}

/* ── Meta row ────────────────────────────────────────────────────────────── */
.anna-single-hero__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.90);
}

.anna-single-hero__sep {
  color: rgba(255, 255, 255, 0.50);
}

/* ════════════════════════════════════════════════════════════════════════
   ARTICLE BODY
   ════════════════════════════════════════════════════════════════════════ */

.anna-single-body {
  padding: clamp(2.6rem, 7vw, 3.2rem) 0 clamp(3rem, 6vw, 5rem);
  background: var(--color-white);
}

.anna-single-body__inner {
  max-width: 940px;
  margin-inline: auto;
}

/* ── Post content typography ─────────────────────────────────────────────── */
.anna-single-article {
  font-size: clamp(1rem, 0.97rem + 0.2vw, 1.1rem);
  line-height: 1.85;
  color: var(--color-text);
}

.anna-single-article>*+* {
  margin-top: var(--space-6);
}

.anna-single-article h2 {
  margin: var(--space-9) 0;
  font-size: clamp(1.375rem, 1.2rem + 0.75vw, 1.875rem);
  color: var(--color-primary);
}

.anna-single-article h3 {
  margin-top: var(--space-10);
  font-size: clamp(1.125rem, 1rem + 0.5vw, 1.5rem);
  color: var(--color-heading);
}

.anna-single-article h4 {
  margin-top: var(--space-8);
  font-size: clamp(1rem, 0.95rem + 0.3vw, 1.25rem);
  color: var(--color-heading);
}

.anna-single-article p {
  margin: 0;
}

.anna-single-article ul,
.anna-single-article ol {
  padding-left: var(--space-6);
}

.anna-single-article li+li {
  margin-top: var(--space-2);
}

.anna-single-article blockquote {
  margin: var(--space-10) 0;
  padding: var(--space-7) var(--space-8);
  border-left: 4px solid var(--color-primary);
  background: var(--color-bg-soft);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 1rem + 0.5vw, 1.375rem);
  font-style: italic;
  font-weight: var(--font-weight-light);
  color: var(--color-heading);
  line-height: 1.6;
}

.anna-single-article blockquote cite {
  display: block;
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  font-style: normal;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.anna-single-article img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

.anna-single-article a {
  color: var(--color-primary) !important;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--transition-fast);
  font-weight: 500;
}

.anna-single-article a:hover {
  color: var(--color-primary-dark);
}

/* ── Page links ──────────────────────────────────────────────────────────── */
.anna-single-page-links {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.anna-single-page-links__label {
  font-weight: var(--font-weight-semibold);
  color: var(--color-heading);
}

.anna-single-page-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  text-decoration: none;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.anna-single-page-links a:hover,
.anna-single-page-links .post-page-numbers.current {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

/* ════════════════════════════════════════════════════════════════════════
   SHARE BAR — inside article, after content
   ════════════════════════════════════════════════════════════════════════ */

.anna-single-share {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border-soft);
}

.anna-single-share__label {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.anna-single-share__buttons {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.anna-single-share__btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1-5);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border);
  background: transparent;
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
  /* Explicit transition for every changing property */
  transition:
    background-color 150ms ease,
    border-color 150ms ease,
    color 150ms ease,
    transform 150ms ease,
    box-shadow 150ms ease;
}

.anna-single-share__btn svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  /* Inherit colour so it changes with the button */
  color: inherit;
}

.anna-single-share__btn:hover,
.anna-single-share__btn:focus-visible {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 112, 99, 0.25);
  outline: none;
}

/* ════════════════════════════════════════════════════════════════════════
   POST NAVIGATION — sticky until natural position
   ════════════════════════════════════════════════════════════════════════ */

.anna-single-nav {
  padding: clamp(3rem, 5vw, 4.5rem) 0;
  border-top: 1px solid var(--color-border-soft);
  border-bottom: 1px solid var(--color-border-soft);
  background: var(--color-bg-soft);
}

/*
 * Sticky bar — always fixed at bottom, hidden by default.
 * Fades + slides in when .is-visible is added by JS.
 * Stays hidden (pointer-events: none) until active.
 */
.anna-single-nav--sticky {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: var(--z-float);
  padding: var(--space-3) 0;
  background: rgba(242, 246, 242, 0.97);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 -2px 20px rgba(0, 112, 99, 0.12);
  border-top: 1px solid var(--color-border-soft);
  border-bottom: none;

  /* Hidden state */
  opacity: 0;
  transform: translateY(100%);
  pointer-events: none;
  transition:
    opacity 300ms ease,
    transform 300ms ease;
}

/* Visible state */
.anna-single-nav--sticky.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* Compact text in sticky bar */
.anna-single-nav--sticky .anna-single-nav__title {
  font-size: var(--text-sm);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 28rem;
}

.anna-single-nav--sticky .anna-single-nav__label {
  font-size: 0.65rem;
}

/* Sentinel — always block so JS can measure its position */
#anna-post-nav-sentinel {
  display: block;
  height: 0;
}

.anna-single-nav .nav-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
}

.anna-single-nav .nav-previous,
.anna-single-nav .nav-next {
  display: flex;
}

.anna-single-nav .nav-next {
  justify-content: flex-end;
  text-align: right;
}

.anna-single-nav a {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  text-decoration: none;
  max-width: 28rem;
}

.anna-single-nav__label {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.anna-single-nav__title {
  font-family: var(--font-heading);
  font-size: clamp(0.95rem, 0.9rem + 0.3vw, 1.1rem);
  font-weight: var(--font-weight-semibold);
  color: var(--color-heading);
  line-height: var(--leading-snug);
  transition: color var(--transition-fast);
}

.anna-single-nav a:hover .anna-single-nav__label,
.anna-single-nav a:hover .anna-single-nav__title {
  color: var(--color-primary);
}

/* ════════════════════════════════════════════════════════════════════════
   YOU MIGHT ALSO LIKE
   ════════════════════════════════════════════════════════════════════════ */

.anna-single-related {
  padding: clamp(4rem, 7vw, 6.5rem) 0 clamp(5rem, 9vw, 8rem);
  background: var(--color-white);
}

.anna-single-related__header {
  margin-bottom: clamp(2rem, 4vw, 3rem);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border-soft);
}

.anna-single-related__heading {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 1.3rem + 0.75vw, 2rem);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

.anna-single-related__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(var(--space-6), 2.5vw, var(--space-8));
}

/* ════════════════════════════════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
  .anna-single-related__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  /* ── Mobile hero: image full-bleed bg, text centered with glass overlay ── */
  .anna-single-hero {
    min-height: 55svh;
    max-height: 55svh !important;
    position: relative;
    display: block; /* reset flex so inner can be absolute */
    padding: 0 !important;
  }

  .anna-single-hero__left .anna-single-hero__heading{
    font-size: 1.7rem !important;
  }

  .anna-main .anna-single-hero__inner{
    min-height: unset;
  }

  .anna-single-hero__left{
    flex:0;
  }

  /* Image becomes the full-bleed background */
  .anna-single-hero__right {
    position: absolute !important;
    inset: 0;
    width: 100% !important;
    height: 100% !important;
    flex: none;
    border-radius: 0;
    z-index: 0;
  }

  .anna-single-hero__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
  }

  /* Full-section dark overlay so text is always readable */
  .anna-single-hero__fade {
    display: block;
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: linear-gradient(
      to bottom,
      rgba(0, 112, 99, 0.55)  0%,
      rgba(0, 50, 40, 0.72)  100%
    );
  }

  /* Inner becomes a centred column over the bg */
  .anna-single-hero__inner {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 55svh;
    width: 100%;
    padding: 2rem var(--container-padding);
    gap: 0;
  }

  .anna-single-hero__left {
    width: 100%;
    max-width: 36rem;
    padding: 1.75rem 1.5rem;
    order: 1;
    text-align: left;
    /* Frosted glass pill behind the text */
    background: rgba(0, 56, 44, 0.55);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-lg);
  }

  .anna-single-nav .nav-links {
    grid-template-columns: 50% 50%;
    gap: var(--space-5);
    overflow: hidden;
  }

  .anna-single-nav--sticky .anna-single-nav__title {
    max-width: 10rem;
  }

  .anna-single-nav .nav-next {
    justify-content: flex-start;
    text-align: left;
  }
}

@media (max-width: 640px) {
  .anna-single-share {
    flex-direction: column;
    align-items: flex-start;
  }

  .anna-single-related__grid {
    grid-template-columns: 1fr;
  }
}