/* ===========================================================
   Blog styles — Alexandre Moreira
   Reuses tokens from style.css (PT Sans, --themeColor 23,23,23)
   Clean single-column reading layout inspired by minimalist
   developer blogs.
   =========================================================== */

:root {
  --blog-ink: rgba(var(--themeColor), 1);
  --blog-muted: #6b6b6b;
  --blog-line: #e6e6e6;
  --blog-bg-soft: #fafafa;
  --blog-accent: rgba(var(--themeColor), 1);
}

/* Push content below the fixed header */
.blog-page {
  padding-top: 9rem;
  color: var(--blog-ink);
}

/* Navigation / meta chrome shouldn't be text-selectable
   (article title, lead and body stay selectable for copying). */
.main-header,
.main-footer,
.post-header__back,
.post-header__meta,
.post-footer {
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

/* ---------- Shared narrow reading container ---------- */
.blog-container {
  max-width: 78rem;
  width: 90%;
  margin: 0 auto;
}

/* ===========================================================
   LISTING PAGE
   =========================================================== */

.blog-hero {
  padding: 7rem 0 4rem 0;
  border-bottom: 1px solid var(--blog-line);
}

.blog-hero__eyebrow {
  font-size: 1.5rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--blog-muted);
  display: block;
  margin-bottom: 1.6rem;
}

.blog-hero__title {
  font-size: 5rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -1px;
}

.blog-hero__subtitle {
  margin-top: 2rem;
  font-size: 2rem;
  line-height: 1.6;
  color: var(--blog-muted);
  max-width: 56rem;
}

/* ---------- Post list ---------- */
.blog-list {
  padding: 5rem 0 8rem 0;
  min-height: 85vh;
}

.blog-post-card {
  display: block;
  padding: 4rem 0;
  border-bottom: 1px solid var(--blog-line);
  transition: transform 0.2s ease;
}

.blog-post-card:hover {
  transform: translateX(6px);
}

.blog-post-card__meta {
  font-size: 1.5rem;
  color: var(--blog-muted);
  letter-spacing: 0.5px;
  margin-bottom: 1.2rem;
  display: flex;
  gap: 1.2rem;
  align-items: center;
  flex-wrap: wrap;
}

.blog-post-card__tag {
  display: inline-block;
  font-size: 1.3rem;
  padding: 0.3rem 1.1rem;
  border: 1px solid var(--blog-ink);
  border-radius: 100px;
  letter-spacing: 0.5px;
}

.blog-post-card__title {
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 1.4rem;
}

.blog-post-card:hover .blog-post-card__title {
  text-decoration: underline;
  text-underline-offset: 6px;
}

.blog-post-card__excerpt {
  font-size: 1.8rem;
  line-height: 1.7;
  color: var(--blog-muted);
  max-width: 62rem;
}

.blog-post-card__more {
  display: inline-block;
  margin-top: 1.8rem;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.blog-post-card__more::after {
  content: " →";
}

/* ===========================================================
   SINGLE POST
   =========================================================== */

.post-header {
  padding: 5rem 0 3.5rem 0;
}

.post-header__back {
  display: inline-block;
  font-size: 1.5rem;
  color: var(--blog-muted);
  margin-bottom: 3rem;
  letter-spacing: 0.5px;
}

.post-header__back::before {
  content: "← ";
}

.post-header__back:hover {
  color: var(--blog-ink);
}

.post-header__meta {
  font-size: 1.5rem;
  color: var(--blog-muted);
  letter-spacing: 0.5px;
  margin-bottom: 1.8rem;
  display: flex;
  gap: 1.2rem;
  align-items: center;
  flex-wrap: wrap;
}

.post-header__tag {
  display: inline-block;
  font-size: 1.3rem;
  padding: 0.3rem 1.1rem;
  border: 1px solid var(--blog-ink);
  border-radius: 100px;
}

.post-header__title {
  font-size: 4.6rem;
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -1px;
}

.post-header__subtitle {
  margin-top: 1.4rem;
  font-size: 2.6rem;
  font-weight: 400;
  line-height: 1.3;
  letter-spacing: -0.3px;
  color: #3a3a3a;
}

.post-header__lead {
  margin-top: 2.2rem;
  font-size: 2.1rem;
  line-height: 1.6;
  color: var(--blog-muted);
}

.post-cover {
  margin-top: 1rem;
  margin-bottom: 2rem;
}

.post-cover img {
  width: 100%;
  border-radius: 8px;
  display: block;
}

/* ---------- Article prose ---------- */
.post-body {
  padding: 1rem 0 5rem 0;
  font-size: 1.85rem;
  line-height: 1.8;
  color: #222;
}

.post-body > * + * {
  margin-top: 2.4rem;
}

.post-body h2 {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.5px;
  margin-top: 4.5rem;
  padding-bottom: 0.6rem;
  margin-bottom: 1.2rem;
  border-bottom: 1px solid var(--blog-line);
}

.post-body h3 {
  font-size: 2.4rem;
  font-weight: 700;
  margin-top: 3.5rem;
}

.post-body a {
  color: var(--blog-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.post-body ul,
.post-body ol {
  padding-left: 2.6rem;
}

.post-body ul {
  list-style: disc;
}

.post-body ol {
  list-style: decimal;
}

.post-body li + li {
  margin-top: 1rem;
}

.post-body blockquote {
  border-left: 4px solid var(--blog-ink);
  padding: 0.5rem 0 0.5rem 2.4rem;
  margin-top: 4rem;
  margin-bottom: 4rem;
  color: var(--blog-muted);
  font-style: italic;
}

/* In-body images / screenshots ("prints") */
.post-body img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
  margin: 2.6rem auto;            /* centered, with breathing room */
  border: 1px solid var(--blog-line);
}

.post-body figure {
  margin: 2.6rem 0;
  text-align: center;
}

.post-body figure img {
  margin: 0 auto;                 /* figure owns the outer spacing */
}

.post-body figure figcaption {
  margin-top: 1rem;
  font-size: 1.4rem;
  color: var(--blog-muted);
  text-align: center;
}

/* Inline code */
.post-body code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.85em;
  background: var(--blog-bg-soft);
  border: 1px solid var(--blog-line);
  border-radius: 4px;
  padding: 0.2rem 0.6rem;
}

/* Code block */
.post-body pre {
  background: #1b1b1b;
  color: #f4f4f4;
  border-radius: 8px;
  padding: 2.2rem 2.4rem;
  overflow-x: auto;
  font-size: 1.55rem;
  line-height: 1.6;
}

.post-body pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

/* Copy button (injected by blog.js, wraps each <pre> in .code-block) */
.post-body .code-block {
  position: relative;
}

.code-copy-btn {
  position: absolute;
  top: 0.9rem;
  right: 0.9rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #d6d6d6;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 5px;
  padding: 0.7rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s ease, background 0.2s ease, color 0.2s ease;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

.code-copy-btn svg {
  display: block;
  width: 1.7rem;
  height: 1.7rem;
}

.post-body .code-block:hover .code-copy-btn,
.code-copy-btn:focus-visible {
  opacity: 1;
}

.code-copy-btn:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
}

.code-copy-btn.copied {
  opacity: 1;
  color: #4ade80;
  border-color: rgba(74, 222, 128, 0.5);
}

/* Touch devices have no hover — keep the button visible */
@media (hover: none) {
  .code-copy-btn {
    opacity: 1;
  }
}

/* Tables */
.post-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 1.6rem;
}

.post-body th,
.post-body td {
  border: 1px solid var(--blog-line);
  padding: 1.1rem 1.4rem;
  text-align: left;
}

.post-body th {
  background: var(--blog-bg-soft);
  font-weight: 700;
}

/* ---------- Post footer / related ---------- */
.post-footer {
  border-top: 1px solid var(--blog-line);
  padding: 4rem 0 7rem 0;
}

.post-footer__back {
  font-size: 1.7rem;
  font-weight: 700;
}

.post-footer__back::before {
  content: "← ";
}

/* ===========================================================
   Responsive
   =========================================================== */
@media (max-width: 37.5em) {
  .blog-hero__title {
    font-size: 3.8rem;
  }

  .post-header__title {
    font-size: 3.4rem;
  }

  .blog-post-card__title {
    font-size: 2.6rem;
  }

  .post-body {
    font-size: 1.75rem;
  }
}