/* ==========================================================================
   1. FONTS — Quicksand (headings), DM Sans (body), JetBrains Mono (code)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Quicksand:wght@400;500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400;1,9..40,600&family=JetBrains+Mono:wght@400;500&display=swap');

/* ==========================================================================
   2. DESIGN TOKENS — CSS Custom Properties
   ========================================================================== */

:root {
  /* --- Colors --- */
  --color-bg: #faf8f5;
  --color-surface: #ffffff;
  --color-surface-raised: #fff8f5;
  --color-border: #e8e0d8;
  --color-text: #3d3635;
  --color-text-muted: #8a7f7b;
  --color-accent: #f27a8d;
  --color-accent-hover: #f5a0ae;
  --color-rose: #b8a9e8;
  --color-grain: transparent;

  /* --- Typography --- */
  --font-heading: 'Quicksand', system-ui, -apple-system, sans-serif;
  --font-body: 'DM Sans', system-ui, -apple-system, sans-serif;
  --font-code: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;

  /* --- Spacing (8px base) --- */
  --space-1: 0.25rem;  /*  4px */
  --space-2: 0.5rem;   /*  8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-20: 5rem;    /* 80px */

  /* --- Layout --- */
  --content-max-width: 900px;
  --article-max-width: 740px;
  --container-padding: 1.5rem;

  /* --- Borders --- */
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 50%;

  /* --- Transitions --- */
  --transition-fast: 180ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* --- Shadows --- */
  --shadow-sm: 0 2px 8px rgba(242, 122, 141, 0.08);
  --shadow-md: 0 4px 16px rgba(242, 122, 141, 0.10);
  --shadow-lg: 0 8px 32px rgba(242, 122, 141, 0.12);
}

/* ==========================================================================
   3. RESET / BASE
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.75;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
}

/* ==========================================================================
   4. GRAIN / NOISE OVERLAY
   ========================================================================== */

/* body::after — grain overlay removed for light theme */

/* ==========================================================================
   5. TYPOGRAPHY
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: 0.5em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--color-accent);
}

h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  color: var(--color-accent);
}

h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 600;
  color: var(--color-rose);
}

h4 {
  font-size: clamp(1.125rem, 2vw, 1.25rem);
  font-weight: 600;
  color: var(--color-rose);
}

p {
  margin-bottom: 1.25em;
}

small,
.text-small {
  font-size: 0.875rem;
}

/* ==========================================================================
   6. LAYOUT — Container, Header, Footer
   ========================================================================== */

/* --- Main Container --- */
.container {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.container--article {
  max-width: var(--article-max-width);
}

/* --- Header --- */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-8) var(--container-padding);
  max-width: var(--content-max-width);
  margin: 0 auto;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  z-index: 1;
}

.site-header__title {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 700;
  color: var(--color-accent);
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: color var(--transition-fast);
}

.site-header__title:hover {
  color: var(--color-accent-hover);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.site-nav__link {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  position: relative;
  padding: var(--space-1) 0;
  transition: color var(--transition-fast);
}

.site-nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--color-accent);
  transition: width var(--transition-base);
}

.site-nav__link:hover {
  color: var(--color-accent);
}

.site-nav__link:hover::after {
  width: 100%;
}

/* --- Footer --- */
.site-footer {
  max-width: var(--content-max-width);
  margin: var(--space-16) auto 0;
  padding: var(--space-8) var(--container-padding) var(--space-10);
  border-top: 1px solid var(--color-border);
  text-align: center;
  position: relative;
  z-index: 1;
}

.site-footer__text {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
    7. CATEGORY SYSTEM — Bar, Pills, Badges
    ========================================================================== */

.categories-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: var(--space-4) 0 var(--space-2);
  margin-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.categories-bar__label {
  font-size: 0.8125rem;
  font-weight: 500;
  font-variant: all-small-caps;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-right: var(--space-1);
}

.category-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.25rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-accent);
  background-color: rgba(242, 122, 141, 0.08);
  border: 1px solid transparent;
  border-radius: 100px;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.category-pill:hover {
  color: var(--color-accent-hover);
  border-color: var(--color-accent);
  background-color: rgba(242, 122, 141, 0.14);
}

.category-pill__count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 0.3rem;
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-accent);
  background-color: rgba(242, 122, 141, 0.10);
  border-radius: 100px;
}

.category-pill--active {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background-color: rgba(242, 122, 141, 0.14);
}

.post-card__category {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.2rem 0.55rem;
  font-size: 0.6875rem;
  font-weight: 500;
  font-variant: all-small-caps;
  letter-spacing: 0.05em;
  color: var(--color-rose);
  background-color: rgba(184, 169, 232, 0.10);
  border: 1px solid transparent;
  border-radius: 100px;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.post-card__category:hover {
  background-color: rgba(184, 169, 232, 0.20);
  color: var(--color-rose);
}

.article__category {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.2rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 500;
  font-variant: all-small-caps;
  letter-spacing: 0.06em;
  color: var(--color-rose);
  background-color: rgba(184, 169, 232, 0.10);
  border: 1px solid transparent;
  border-radius: 100px;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.article__category:hover {
  background-color: rgba(184, 169, 232, 0.20);
  color: var(--color-rose);
}

/* ==========================================================================
    8. POST CARDS — Index Page
    ========================================================================== */

.post-card {
  padding: var(--space-10) 0;
  border-bottom: 1px solid var(--color-border);
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  z-index: 1;
}

.post-card:first-child {
  padding-top: var(--space-12);
}

.post-card:last-child {
  border-bottom: none;
}

.post-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-6px) scale(1.01);
  box-shadow: var(--shadow-lg);
}

.post-card__title {
  font-family: var(--font-heading);
  font-size: clamp(1.375rem, 3vw, 1.75rem);
  font-weight: 600;
  line-height: 1.25;
  margin-bottom: var(--space-2);
}

.post-card__title a {
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.post-card__title a:hover {
  color: var(--color-accent);
}

.post-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 0.8125rem;
  font-weight: 500;
  font-variant: all-small-caps;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.post-card__date {
  color: var(--color-text-muted);
}

.post-card__tags {
  display: flex;
  gap: var(--space-2);
}

.post-card__tag {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  font-size: 0.6875rem;
  font-weight: 500;
  font-variant: all-small-caps;
  letter-spacing: 0.05em;
  color: var(--color-rose);
  background-color: rgba(184, 169, 232, 0.12);
  border: 1px solid transparent;
  border-radius: 100px;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.post-card__tag:hover {
  background-color: rgba(184, 169, 232, 0.22);
  color: var(--color-rose);
}

.post-card__excerpt {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.post-card__read-more {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.post-card__read-more::after {
  content: '→';
  transition: transform var(--transition-fast);
}

.post-card__read-more:hover {
  color: var(--color-accent-hover);
  gap: var(--space-3);
}

.post-card__read-more:hover::after {
  transform: translateX(2px);
}

/* ==========================================================================
   8. ARTICLE PAGE
   ========================================================================== */

.article {
  position: relative;
  z-index: 1;
  padding: var(--space-12) 0 var(--space-16);
}

.article__header {
  margin-bottom: var(--space-10);
}

.article__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
  color: var(--color-accent);
}

.article__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.article__date {
  font-weight: 500;
}

.article__reading-time {
  font-weight: 500;
}

.article__meta-separator {
  color: var(--color-border);
}

.article__content {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.85;
  color: var(--color-text);
}

.article__content > *:first-child {
  margin-top: 0;
}

/* --- Article Content Typography --- */
.article__content h2 {
  margin-top: 2em;
  margin-bottom: 0.75em;
  padding-bottom: 0.35em;
  border-bottom: 1px solid var(--color-border);
}

.article__content h3 {
  margin-top: 1.75em;
  margin-bottom: 0.5em;
}

.article__content h4 {
  margin-top: 1.5em;
  margin-bottom: 0.5em;
}

.article__content p {
  margin-bottom: 1.25em;
}

.article__content a {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.article__content a:hover {
  color: var(--color-accent-hover);
  border-bottom-color: var(--color-accent-hover);
}

.article__content ul,
.article__content ol {
  margin-bottom: 1.25em;
  padding-left: 1.5em;
}

.article__content li {
  margin-bottom: 0.35em;
}

.article__content li > ul,
.article__content li > ol {
  margin-bottom: 0;
  margin-top: 0.25em;
}

.article__content hr {
  margin: 2.5em 0;
  border: none;
  height: 1px;
  background: var(--color-border);
}

.article__content strong {
  font-weight: 700;
  color: var(--color-text);
}

.article__content em {
  font-style: italic;
}

/* ==========================================================================
   9. CODE — Inline Code & Code Blocks
   ========================================================================== */

/* --- Inline Code --- */
code {
  font-family: var(--font-code);
  font-size: 0.85em;
  font-weight: 400;
  color: #d4606e;
  background-color: rgba(242, 122, 141, 0.08);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
  word-break: break-word;
}

/* --- Code Blocks --- */
pre {
  font-family: var(--font-code);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: #f7f0fa;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  margin: 0 0 var(--space-6) 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  position: relative;
}

pre code {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  padding: 0;
  border-radius: 0;
  word-break: normal;
  white-space: pre;
}

/* Code block scrollbar styling */
pre::-webkit-scrollbar {
  height: 6px;
}

pre::-webkit-scrollbar-track {
  background: transparent;
}

pre::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

pre::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

/* Code block filename/label (optional data-language attribute) */
pre[data-language]::before {
  content: attr(data-language);
  display: block;
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-3);
}

/* ==========================================================================
   10. BLOCKQUOTES
   ========================================================================== */

blockquote {
  margin: 1.75em 0;
  padding: var(--space-4) var(--space-6);
  border-left: 3px solid var(--color-accent);
  font-family: var(--font-heading);
  font-size: clamp(1.05rem, 2.5vw, 1.2rem);
  font-style: italic;
  line-height: 1.65;
  color: var(--color-text-muted);
  background-color: rgba(242, 122, 141, 0.04);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

blockquote p:last-child {
  margin-bottom: 0;
}

blockquote footer,
blockquote cite {
  display: block;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-style: normal;
  font-weight: 500;
  color: var(--color-accent);
  margin-top: var(--space-3);
}

blockquote footer::before {
  content: '— ';
}

/* ==========================================================================
   11. ABOUT PAGE
   ========================================================================== */

.about {
  position: relative;
  z-index: 1;
  padding: var(--space-12) 0 var(--space-16);
}

.about__header {
  margin-bottom: var(--space-10);
}

.about__content {
  display: flex;
  align-items: flex-start;
  gap: var(--space-10);
}

.about__image-wrapper {
  flex-shrink: 0;
}

.about__image {
  width: 180px;
  height: 180px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--color-border);
  transition: border-color var(--transition-base);
}

.about__image:hover {
  border-color: var(--color-accent);
}

.about__bio {
  flex: 1;
  min-width: 0;
}

.about__bio p {
  margin-bottom: 1em;
  line-height: 1.8;
}

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

/* About page social links */
.about__social {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.about__social-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.about__social-link:hover {
  color: var(--color-accent);
}

/* About page contact links (GitHub, email) */
.about__links {
  margin-top: var(--space-4);
}

.about__links p {
  margin-bottom: var(--space-3);
}

.about__links a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-accent);
  text-decoration: none;
  padding: var(--space-2) var(--space-4);
  background-color: rgba(242, 122, 141, 0.06);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.about__links a:hover {
  color: var(--color-accent-hover);
  border-color: var(--color-accent);
  background-color: rgba(242, 122, 141, 0.12);
}

/* ==========================================================================
   12. LINKS (Global)
   ========================================================================== */

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-hover);
}

/* ==========================================================================
   13. SELECTION
   ========================================================================== */

::selection {
  background-color: rgba(242, 122, 141, 0.25);
  color: var(--color-text);
}

::-moz-selection {
  background-color: rgba(242, 122, 141, 0.25);
  color: var(--color-text);
}

/* ==========================================================================
   14. SCROLLBAR — Custom Scrollbar
   ========================================================================== */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
  border: 2px solid var(--color-bg);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) var(--color-bg);
}

/* ==========================================================================
   15. IMAGES
   ========================================================================== */

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.article__content img {
  border-radius: var(--radius-md);
  margin: var(--space-8) auto;
  box-shadow: var(--shadow-md);
}

.article__content img + em {
  display: block;
  text-align: center;
  font-size: 0.875rem;
  font-style: italic;
  color: var(--color-text-muted);
  margin-top: calc(-1 * var(--space-6));
  margin-bottom: var(--space-8);
}

/* ==========================================================================
   16. TABLES
   ========================================================================== */

.article__content table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 var(--space-6) 0;
  font-size: 0.9375rem;
  overflow-x: auto;
  display: block;
}

.article__content thead {
  border-bottom: 2px solid var(--color-accent);
}

.article__content th {
  font-family: var(--font-heading);
  font-weight: 600;
  text-align: left;
  padding: var(--space-3) var(--space-4);
  color: var(--color-text);
  white-space: nowrap;
}

.article__content td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.article__content tbody tr {
  transition: background-color var(--transition-fast);
}

.article__content tbody tr:nth-child(even) {
  background-color: rgba(242, 122, 141, 0.03);
}

.article__content tbody tr:hover {
  background-color: rgba(242, 122, 141, 0.04);
}

/* ==========================================================================
   17. UTILITY CLASSES
   ========================================================================== */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.text-center {
  text-align: center;
}

.text-accent {
  color: var(--color-accent);
}

.text-muted {
  color: var(--color-text-muted);
}

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

/* ==========================================================================
   18. RESPONSIVE — Breakpoints
   ========================================================================== */

/* --- Tablet: 1024px --- */
@media (max-width: 1024px) {
  .about__content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .about__image {
    width: 150px;
    height: 150px;
  }

  .about__social {
    justify-content: center;
  }
}

/* --- Mobile: 640px --- */
@media (max-width: 640px) {
  :root {
    --container-padding: 1rem;
  }

  .site-header {
    flex-direction: column;
    gap: var(--space-4);
    padding-top: var(--space-6);
    padding-bottom: var(--space-6);
  }

  .site-nav {
    gap: var(--space-4);
  }

  .post-card {
    padding: var(--space-6) 0;
  }

  .article {
    padding: var(--space-8) 0 var(--space-12);
  }

  .article__content table {
    font-size: 0.8125rem;
  }

  .article__content th,
  .article__content td {
    padding: var(--space-2) var(--space-3);
  }

  pre {
    padding: var(--space-4);
    font-size: 0.8125rem;
  }

  blockquote {
    padding: var(--space-3) var(--space-4);
  }

  .about__image {
    width: 130px;
    height: 130px;
  }

  .about__social {
    flex-wrap: wrap;
    gap: var(--space-3);
  }

  .container--article {
    padding: 0 var(--container-padding);
  }
}

/* --- Desktop fine-tuning: 1280px+ --- */
@media (min-width: 1280px) {
  .article__content {
    font-size: 1.125rem;
  }
}

/* ==========================================================================
   19. PRINT STYLES
   ========================================================================== */

@media print {
  .site-header,
  .site-footer {
    border-color: #ccc;
  }

  a {
    color: #000;
  }

  pre {
    border: 1px solid #ccc;
    background: #f9f9f9;
  }

  code {
    color: #b33;
    background: #f5f5f5;
  }

  blockquote {
    border-left-color: #f27a8d;
  }
}

/* ==========================================================================
   20. ANIMATIONS — Entrance / Reveal
   ========================================================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.post-card {
  animation: fadeInUp 0.5s ease both;
}

.post-card:nth-child(1) { animation-delay: 0.05s; }
.post-card:nth-child(2) { animation-delay: 0.1s; }
.post-card:nth-child(3) { animation-delay: 0.15s; }
.post-card:nth-child(4) { animation-delay: 0.2s; }
.post-card:nth-child(5) { animation-delay: 0.25s; }
.post-card:nth-child(6) { animation-delay: 0.3s; }
.post-card:nth-child(7) { animation-delay: 0.35s; }
.post-card:nth-child(8) { animation-delay: 0.4s; }
.post-card:nth-child(9) { animation-delay: 0.45s; }
.post-card:nth-child(10) { animation-delay: 0.5s; }

.article {
  animation: fadeInUp 0.5s ease both;
}

.about {
  animation: fadeInUp 0.5s ease both;
}

/* ==========================================================================
   21. PERSONALITY & DECORATIVE ELEMENTS  ✿
   ========================================================================== */

/* --- 21a. Category Pill Bounce on Hover --- */
.category-pill:hover {
  animation: pillBounce 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --- 21b. Nav Link Underline Wiggle --- */
.site-nav__link:hover::after {
  animation: underlineWiggle 0.35s ease;
  height: 2px;
}

/* --- 21c. Read More Arrow Big Bounce --- */
.post-card__read-more {
  gap: var(--space-2);
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.post-card__read-more:hover {
  gap: var(--space-5);
}

.post-card__read-more:hover::after {
  animation: arrowBounce 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) infinite;
}

/* --- 21d. Site Title: Gradient Text + Sparkle Decoration --- */
.site-header__title {
  background: linear-gradient(135deg, var(--color-accent) 0%, #e8a0bf 45%, var(--color-accent-hover) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  transition: none;
  animation: gradientShift 6s ease-in-out infinite;
  position: relative;
  display: inline-block;
}

.site-header__title::after {
  content: ' \2728';
  font-size: 0.55em;
  opacity: 0.3;
  vertical-align: super;
  line-height: 1;
  display: inline-block;
  transition: opacity var(--transition-base), transform var(--transition-base);
  background: none;
  -webkit-text-fill-color: initial;
  color: var(--color-accent);
}

.site-header__title:hover::after {
  opacity: 1;
  transform: rotate(15deg) scale(1.2);
  animation: sparkleShine 0.8s ease;
}

.site-header__title:hover {
  animation: wiggle 0.5s ease;
}

/* --- 21e. Footer Cute Decorative Border --- */
.site-footer::before {
  content: '⋆｡°✩  keep exploring  ✩°｡⋆';
  display: block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  opacity: 0.45;
  transition: opacity var(--transition-base), letter-spacing var(--transition-base);
}

.site-footer:hover::before {
  opacity: 0.8;
  letter-spacing: 0.3em;
}

/* --- 21f. Status Bar / "Now" Section --- */
.status-bar {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-6);
  background: linear-gradient(135deg, rgba(242, 122, 141, 0.10), rgba(184, 169, 232, 0.10));
  border: 1px solid rgba(242, 122, 141, 0.15);
  border-radius: 100px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  transition: all var(--transition-base);
}

.status-bar:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.status-bar__emoji {
  font-size: 1.4em;
  line-height: 1;
}

.status-bar__text {
  font-weight: 500;
  color: var(--color-text);
}

/* --- 21g. Bento Grid Personality Section --- */
.bento-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin: var(--space-8) 0;
}

.bento-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  position: relative;
}

.bento-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.bento-card--wide {
  grid-column: 1 / -1;
}

.bento-card__title {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  font-variant: all-small-caps;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.bento-card__content {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text-muted);
}

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

/* --- 21h. Fancy Blockquote with Decorative Quotation Mark --- */
blockquote {
  position: relative;
  overflow: hidden;
}

blockquote::before {
  content: '\201C';
  position: absolute;
  top: -0.1em;
  left: -0.03em;
  font-family: var(--font-heading);
  font-size: 6em;
  line-height: 1;
  color: rgba(242, 122, 141, 0.10);
  pointer-events: none;
  z-index: 0;
}

blockquote > * {
  position: relative;
  z-index: 1;
}

/* --- 21i. About Page Personality Enhancements --- */
.about__bio code {
  font-size: 0.8em;
  color: var(--color-accent);
  background-color: rgba(242, 122, 141, 0.10);
  padding: 0.1em 0.35em;
  border-radius: 6px;
}

.about__icon-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.about__icon-link:hover {
  color: var(--color-accent);
  background-color: rgba(242, 122, 141, 0.06);
}

.about__icon-link svg {
  width: 1.1em;
  height: 1.1em;
  fill: currentColor;
  transition: transform var(--transition-fast);
}

.about__icon-link:hover svg {
  transform: scale(1.2);
}

/* --- 21j. Code Block Personality --- */
pre {
  border-radius: var(--radius-lg);
  border-top: 3px solid var(--color-accent);
}

/* Subtle decorative top accent inside the code block */
pre::before {
  content: '';
  position: absolute;
  top: -1px;
  left: var(--space-8);
  right: var(--space-8);
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-accent), var(--color-accent-hover), transparent);
  border-radius: 0 0 2px 2px;
  opacity: 0.7;
}

/* Copy button placeholder styling */
.copy-button {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  opacity: 0;
  z-index: 2;
}

pre:hover .copy-button {
  opacity: 1;
}

.copy-button:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background-color: rgba(242, 122, 141, 0.06);
}

/* --- 21k. Subtle Animated Floating Background Dots --- */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(242, 122, 141, 0.07) 0px, transparent 1px),
    radial-gradient(circle at 75% 15%, rgba(184, 169, 232, 0.07) 0px, transparent 1px),
    radial-gradient(circle at 90% 70%, rgba(242, 122, 141, 0.05) 0px, transparent 1px),
    radial-gradient(circle at 10% 85%, rgba(184, 169, 232, 0.06) 0px, transparent 1px),
    radial-gradient(circle at 50% 50%, rgba(242, 122, 141, 0.04) 0px, transparent 2px),
    radial-gradient(circle at 40% 10%, rgba(242, 122, 141, 0.05) 0px, transparent 1px);
  background-size: 280px 280px;
  animation: bgDrift 30s ease-in-out infinite alternate;
}

/* --- 21l. Section Dividers with Cute Characters --- */
.section-divider {
  text-align: center;
  padding: var(--space-6) 0;
  color: var(--color-text-muted);
  opacity: 0.35;
}

.section-divider::before {
  content: '\25D5\203E\25D5';
  display: block;
  font-size: 1.4rem;
  letter-spacing: 0.4em;
}

/* ==========================================================================
   22. NEW KEYFRAME ANIMATIONS  ✧
   ========================================================================== */

@keyframes wiggle {
  0%, 100% { transform: rotate(0deg); }
  20% { transform: rotate(-3deg); }
  40% { transform: rotate(3deg); }
  60% { transform: rotate(-2deg); }
  80% { transform: rotate(1deg); }
}

@keyframes pillBounce {
  0% { transform: scale(1); }
  30% { transform: scale(1.12); }
  60% { transform: scale(0.95); }
  100% { transform: scale(1); }
}

@keyframes underlineWiggle {
  0% { width: 0; left: 50%; }
  15% { width: 100%; left: 0; }
  30% { width: 100%; left: 0; }
  45% { width: 100%; left: 0; transform: translateY(0); }
  55% { transform: translateY(-2px); }
  65% { transform: translateY(1px); }
  75% { transform: translateY(-1px); }
  85% { transform: translateY(0); }
  100% { width: 100%; left: 0; }
}

@keyframes arrowBounce {
  0%, 100% { transform: translateX(0); }
  40% { transform: translateX(6px); }
  70% { transform: translateX(3px); }
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes bgDrift {
  0% { background-position: 0% 0%; }
  25% { background-position: 5% 3%; }
  50% { background-position: -3% 5%; }
  75% { background-position: 2% -2%; }
  100% { background-position: -4% 2%; }
}

@keyframes sparkleShine {
  0% { transform: rotate(0deg) scale(1); opacity: 0.3; }
  30% { transform: rotate(20deg) scale(1.6); opacity: 1; }
  60% { transform: rotate(-5deg) scale(0.9); opacity: 0.9; }
  100% { transform: rotate(15deg) scale(1.2); opacity: 1; }
}