/* ==========================================================================
   post.css — Individual Article/Post Detail Page
   www.aelabrak.com | v1.0
   ========================================================================== */

/* ─── READING PROGRESS BAR ───────────────────────────────────────────────── */

.post-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-bg-navy), var(--color-cta-primary));
  width: 0%;
  z-index: 1100;
  transition: width 0.1s linear;
}

/* ─── BREADCRUMB ──────────────────────────────────────────────────────────── */

.post-breadcrumb {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  padding-top: var(--nav-height-mobile);
}

@media (min-width: 1024px) {
  .post-breadcrumb { padding-top: var(--nav-height-desktop); }
}

.post-breadcrumb-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  flex-wrap: wrap;
}

.post-breadcrumb-inner a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.post-breadcrumb-inner a:hover { color: var(--color-text); }
.post-breadcrumb-sep { color: var(--color-border); }
.post-breadcrumb-cat { color: var(--color-text-muted); }
.post-breadcrumb-current { color: var(--color-text); font-weight: 500; }

/* ─── HERO ────────────────────────────────────────────────────────────────── */

.post-hero {
  background: var(--color-bg-navy);
  padding: 56px 0 52px;
  position: relative;
  overflow: hidden;
}

.post-hero::before {
  content: '';
  position: absolute;
  bottom: -100px; right: -80px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.03) 0%, transparent 70%);
  pointer-events: none;
}

.post-hero-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}

.post-hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  margin-bottom: 20px;
}

.post-category-badge {
  display: inline-block;
  padding: 5px 14px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.9);
}

.post-hero-date {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
}

.post-hero-read-time {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
}

.post-hero-dot {
  width: 3px; height: 3px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  display: inline-block;
}

.post-hero-title {
  font-family: var(--font-heading);
  font-size: clamp(1.625rem, 4vw, 2.5rem);
  font-weight: 700;
  color: #ffffff;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.post-hero-excerpt {
  font-size: 1.0625rem;
  line-height: 1.65;
  color: rgba(255,255,255,0.65);
  margin: 0 0 24px;
  max-width: 680px;
}

.post-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.post-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 100px;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}

.post-tag:hover {
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.85);
}

/* ─── BODY LAYOUT ─────────────────────────────────────────────────────────── */

.post-body {
  background: var(--color-bg);
  padding: 48px 0 80px;
}

.post-body-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 1024px) {
  .post-body-inner {
    grid-template-columns: 1fr 300px;
    gap: 56px;
    align-items: start;
  }
}

/* ─── ARTICLE CONTENT ─────────────────────────────────────────────────────── */

.post-content {
  max-width: 720px;
}

/* Long-form typography */
.post-article { font-size: 1.0625rem; line-height: 1.75; color: var(--color-text-secondary); }

.post-article p { margin: 0 0 1.5em; }
.post-article p:last-child { margin-bottom: 0; }

.post-article h2 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 2em 0 0.6em;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.post-article h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 1.75em 0 0.5em;
}

.post-article ul,
.post-article ol {
  margin: 0 0 1.5em;
  padding-left: 1.5em;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.post-article li {
  line-height: 1.6;
}

.post-article strong {
  font-weight: 600;
  color: var(--color-text);
}

.post-article em {
  font-style: italic;
  color: var(--color-text-muted);
}

.post-article blockquote {
  border-left: 3px solid var(--color-bg-navy);
  margin: 2em 0;
  padding: 16px 24px;
  background: rgba(13, 34, 64, 0.04);
  border-radius: 0 10px 10px 0;
}

.post-article blockquote p {
  font-size: 1.0625rem;
  font-style: italic;
  color: var(--color-text);
  margin: 0;
}

.post-article a {
  color: var(--color-bg-navy);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.2s;
}
.post-article a:hover { color: var(--color-cta-primary); }

/* Post footer */
.post-footer {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.post-footer-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.post-footer-tag {
  display: inline-block;
  padding: 5px 14px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
}
.post-footer-tag:hover {
  border-color: var(--color-bg-navy);
  color: var(--color-text);
}

.post-share {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.post-share-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.post-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  text-decoration: none;
  border: 1.5px solid var(--color-border);
  color: var(--color-text);
  transition: all 0.2s;
  cursor: pointer;
  background: none;
  font-family: var(--font-body);
}
.post-share-btn:hover { border-color: var(--color-bg-navy); color: var(--color-bg-navy); }

/* Post CTA bar */
.post-cta-bar {
  background: var(--color-bg-navy);
  border-radius: 16px;
  padding: 32px;
  margin-top: 40px;
  text-align: center;
}

.post-cta-bar h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0 0 8px;
}

.post-cta-bar p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.6);
  margin: 0 0 20px;
}

.post-cta-bar-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

/* ─── SIDEBAR ─────────────────────────────────────────────────────────────── */

.post-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

@media (min-width: 1024px) {
  .post-sidebar {
    position: sticky;
    top: calc(var(--nav-height-desktop) + 24px);
  }
}

/* Author card */
.post-author-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
}

.post-author-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-border);
}

.post-author-name {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

.post-author-role {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.4;
}

.post-author-wa {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: #25d366;
  color: #ffffff;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s;
  width: 100%;
}
.post-author-wa:hover { background: #1fba58; }

/* Table of contents */
.post-toc-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 20px;
}

.post-toc-title {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 0 0 14px;
}

.post-toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.post-toc-item a {
  display: block;
  padding: 8px 10px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: 6px;
  line-height: 1.4;
  transition: background 0.15s, color 0.15s;
  border-left: 2px solid transparent;
}

.post-toc-item a:hover {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.post-toc-item.active a {
  border-left-color: var(--color-bg-navy);
  color: var(--color-bg-navy);
  font-weight: 600;
  background: rgba(13,34,64,0.04);
}

/* Newsletter mini */
.post-newsletter-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 20px;
  text-align: center;
}

.post-newsletter-icon { font-size: 1.5rem; display: block; margin-bottom: 10px; }

.post-newsletter-title {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 6px;
}

.post-newsletter-sub {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin: 0 0 14px;
}

.post-newsletter-input {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  font-size: 0.875rem;
  font-family: var(--font-body);
  background: #ffffff;
  color: var(--color-text);
  margin-bottom: 8px;
  box-sizing: border-box;
}
.post-newsletter-input:focus {
  outline: none;
  border-color: var(--color-bg-navy);
}

.post-newsletter-btn {
  width: 100%;
  padding: 10px;
  background: var(--color-bg-navy);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
}
.post-newsletter-btn:hover { background: #1a3a5c; }

/* ─── RELATED ARTICLES ────────────────────────────────────────────────────── */

.post-related {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  padding: 56px 0;
}

.post-related-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.post-related-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 28px;
  letter-spacing: -0.01em;
}

.post-related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .post-related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .post-related-grid { grid-template-columns: repeat(3, 1fr); }
}

.post-related-card {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  overflow: hidden;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}

.post-related-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(13,34,64,0.08);
}

.post-related-cover {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  flex-shrink: 0;
}

.post-related-body {
  padding: 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.post-related-cat {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-bg-navy);
}

.post-related-title-text {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.35;
  margin: 0;
  flex: 1;
}

.post-related-meta {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 8px;
}

/* ─── LOADING / ERROR STATES ──────────────────────────────────────────────── */

.post-loading {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding-top: calc(var(--nav-height-mobile) + 48px);
}

@media (min-width: 1024px) {
  .post-loading { padding-top: calc(var(--nav-height-desktop) + 48px); }
}

.post-loading-spinner {
  width: 36px; height: 36px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-bg-navy);
  border-radius: 50%;
  animation: post-spin 0.7s linear infinite;
}

@keyframes post-spin { to { transform: rotate(360deg); } }

.post-error {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 16px;
  padding: calc(var(--nav-height-mobile) + 48px) 24px 80px;
}

.post-error h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

.post-error p { color: var(--color-text-muted); margin: 0; }