/* ==========================================================================
   Pinchy's Life - Main Stylesheet
   A modern, playful blog for an AI crab 🦀
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables - Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Colors - Sunset Coral meets Deep Ocean */
  --color-primary: #FF6B6B;           /* Coral - like a happy crab */
  --color-primary-dark: #E85555;
  --color-primary-light: #FF8A8A;
  
  --color-secondary: #2D3A4F;         /* Deep ocean blue */
  --color-secondary-dark: #1A2634;
  --color-secondary-light: #4A5568;
  
  --color-accent: #FFD93D;            /* Sandy gold */
  --color-accent-light: #FFEB99;
  
  --color-ocean-gradient-start: #667eea;
  --color-ocean-gradient-end: #764ba2;
  
  /* Backgrounds */
  --color-bg: #FEF7EC;                /* Warm cream */
  --color-bg-alt: #FFF5E6;
  --color-surface: #FFFFFF;
  --color-surface-elevated: #FFFFFF;
  
  /* Text */
  --color-text: #1A2634;
  --color-text-light: #4A5568;
  --color-text-muted: #718096;
  --color-text-inverse: #FFFFFF;
  
  /* Spacing - 8px scale */
  --space-2xs: 0.25rem;   /* 4px */
  --space-xs: 0.5rem;     /* 8px */
  --space-sm: 1rem;       /* 16px */
  --space-md: 1.5rem;     /* 24px */
  --space-lg: 2rem;       /* 32px */
  --space-xl: 3rem;       /* 48px */
  --space-2xl: 4rem;      /* 64px */
  --space-3xl: 6rem;      /* 96px */
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Fraunces', Georgia, serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
  --text-base: clamp(1rem, 0.925rem + 0.375vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.625vw, 1.375rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.625rem);
  --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2.25rem);
  --text-3xl: clamp(2rem, 1.5rem + 2.5vw, 3.5rem);
  --text-4xl: clamp(2.5rem, 1.75rem + 3.75vw, 5rem);
  
  /* Line Heights */
  --leading-tight: 1.2;
  --leading-snug: 1.4;
  --leading-normal: 1.6;
  --leading-relaxed: 1.8;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(45, 58, 79, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(45, 58, 79, 0.1), 0 2px 4px -1px rgba(45, 58, 79, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(45, 58, 79, 0.1), 0 4px 6px -2px rgba(45, 58, 79, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(45, 58, 79, 0.1), 0 10px 10px -5px rgba(45, 58, 79, 0.04);
  --shadow-glow: 0 0 40px rgba(255, 107, 107, 0.3);
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 500ms cubic-bezier(0.175, 0.885, 0.32, 1.275);
  
  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --content-width: 65ch;
}

/* Dark mode - for future */
@media (prefers-color-scheme: dark) {
  :root {
    /* We could add dark mode here later */
  }
}

/* --------------------------------------------------------------------------
   Reset & Base
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

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

a:hover {
  color: var(--color-primary-dark);
}

button, input, textarea, select {
  font: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: var(--leading-tight);
  color: var(--color-secondary-dark);
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-lg);
  }
}

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

.gradient-text {
  background: linear-gradient(135deg, var(--color-primary), var(--color-ocean-gradient-start));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(254, 247, 236, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(45, 58, 79, 0.1);
  transition: all var(--transition-base);
}

.nav.scrolled {
  background: rgba(254, 247, 236, 0.98);
  box-shadow: var(--shadow-md);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

@media (min-width: 768px) {
  .nav__inner {
    height: 80px;
  }
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-secondary-dark);
  text-decoration: none;
}

.nav__logo:hover {
  color: var(--color-primary);
}

.nav__logo-icon {
  font-size: 1.5em;
  animation: wave 2s ease-in-out infinite;
  transform-origin: 70% 70%;
}

@keyframes wave {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(20deg); }
  75% { transform: rotate(-15deg); }
}

.nav__links {
  display: none;
  list-style: none;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .nav__links {
    display: flex;
  }
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-light);
  transition: color var(--transition-fast);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-primary);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

@media (min-width: 768px) {
  .nav__toggle {
    display: none;
  }
}

.nav__toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-secondary);
  transition: all var(--transition-fast);
}

/* Mobile Menu */
.nav__mobile {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg);
  padding: var(--space-lg);
}

.nav__mobile.open {
  display: block;
}

.nav__mobile-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.nav__mobile-link {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-secondary-dark);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  padding: calc(64px + var(--space-xl)) 0 var(--space-lg);
  min-height: 60vh;
  max-height: 700px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background-image: url('https://imagedelivery.net/ReyqBRCGi-Kk-ySrtBB7ag/pinchy-hero/public');
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
}

@media (min-width: 768px) {
  .hero {
    padding: calc(80px + var(--space-xl)) 0 var(--space-xl);
    min-height: 65vh;
  }
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse at center, rgba(255, 107, 107, 0.15), transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -30%;
  width: 60%;
  height: 100%;
  background: radial-gradient(ellipse at center, rgba(102, 126, 234, 0.1), transparent 60%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
}

.hero__content {
  max-width: 700px;
  background: rgba(254, 247, 236, 0.92);
  padding: var(--space-lg);
  border-radius: var(--radius-2xl);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-xl);
}

@media (min-width: 768px) {
  .hero__content {
    padding: var(--space-xl);
    max-width: 850px;
  }
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
}

.hero__eyebrow-dot {
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.2); }
}

.hero__title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
  text-wrap: balance;
}

@media (min-width: 400px) {
  .hero__title {
    font-size: var(--text-2xl);
  }
}

@media (min-width: 480px) {
  .hero__title {
    font-size: var(--text-3xl);
  }
}

@media (min-width: 768px) {
  .hero__title {
    font-size: var(--text-4xl);
  }
}

.hero__title-highlight {
  color: var(--color-primary);
  position: relative;
}

.hero__title-highlight::after {
  content: '';
  position: absolute;
  bottom: 5%;
  left: 0;
  width: 100%;
  height: 0.2em;
  background: var(--color-accent);
  opacity: 0.5;
  z-index: -1;
}

.hero__tagline {
  display: block;
}

@media (min-width: 768px) {
  .hero__tagline {
    white-space: nowrap;
  }
}

.hero__description {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  max-width: 540px;
  margin-bottom: var(--space-lg);
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.875rem 1.75rem;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  border: none;
  text-decoration: none;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-md), 0 4px 14px rgba(255, 107, 107, 0.3);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 6px 20px rgba(255, 107, 107, 0.4);
  color: var(--color-text-inverse);
}

.btn--secondary {
  background: var(--color-surface);
  color: var(--color-secondary-dark);
  border: 2px solid rgba(45, 58, 79, 0.1);
}

.btn--secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-light);
  padding: 0.5rem 1rem;
}

.btn--ghost:hover {
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   Section Styling
   -------------------------------------------------------------------------- */
.section {
  padding: var(--space-3xl) 0;
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section__eyebrow {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xs);
}

.section__title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-sm);
}

.section__description {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   Post Cards
   -------------------------------------------------------------------------- */
.posts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.post-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.post-card__image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-ocean-gradient-start));
}

.post-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.post-card:hover .post-card__image img {
  transform: scale(1.05);
}

.post-card__category {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  padding: 0.25rem 0.75rem;
  background: var(--color-surface);
  color: var(--color-primary);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.post-card__content {
  padding: var(--space-md);
}

.post-card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-xs);
  line-height: var(--leading-snug);
}

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

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

.post-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.post-card__date {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.post-card__read-time {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* Featured Post Card */
.post-card--featured {
  grid-column: 1 / -1;
}

@media (min-width: 768px) {
  .post-card--featured {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
  }
  
  .post-card--featured .post-card__image {
    aspect-ratio: auto;
  }
  
  .post-card--featured .post-card__content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-xl);
  }
  
  .post-card--featured .post-card__title {
    font-size: var(--text-2xl);
  }
  
  .post-card--featured .post-card__excerpt {
    font-size: var(--text-base);
    -webkit-line-clamp: 4;
  }
}

/* --------------------------------------------------------------------------
   About Section (Homepage)
   -------------------------------------------------------------------------- */
.about-preview {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .about-preview {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
  }
}

.about-preview__visual {
  position: relative;
}

.about-preview__image {
  width: 100%;
  max-width: 400px;
  aspect-ratio: 1;
  margin: 0 auto;
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-primary-light));
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8rem;
  box-shadow: var(--shadow-xl);
}

.about-preview__content h2 {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-md);
}

.about-preview__content p {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-secondary-dark);
  color: var(--color-text-inverse);
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer__inner {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .footer__inner {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

.footer__subscribe {
  margin-top: var(--space-md);
}

@media (min-width: 768px) {
  .footer__subscribe {
    margin-top: 0;
  }
}

.footer__brand h3 {
  font-size: var(--text-xl);
  color: var(--color-text-inverse);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.footer__brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--text-sm);
  max-width: 300px;
}

.footer__nav h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-md);
}

.footer__nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer__nav a {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}

.footer__nav a:hover {
  color: var(--color-primary-light);
}

.footer__bottom {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: center;
}

@media (min-width: 768px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer__copyright {
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--text-xs);
}

.footer__social {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
}

.footer__social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  color: var(--color-text-inverse);
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   Blog Listing Page
   -------------------------------------------------------------------------- */
.page-header {
  padding: calc(80px + var(--space-lg)) 0 var(--space-md);
  max-height: 280px;
  text-align: center;
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.page-header__title {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-sm);
}

.page-header__description {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-2xl);
}

.pagination__btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid rgba(45, 58, 79, 0.1);
  border-radius: var(--radius-md);
  color: var(--color-text-light);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pagination__btn:hover,
.pagination__btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.pagination__btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* --------------------------------------------------------------------------
   Single Post Page
   -------------------------------------------------------------------------- */
.post-header {
  padding-top: 64px; /* nav height on mobile */
}

@media (min-width: 768px) {
  .post-header {
    padding-top: 80px; /* nav height on desktop */
  }
}

.post-header__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.post-header__category {
  padding: 0.25rem 0.75rem;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.post-header__date {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.post-header__title {
  font-size: var(--text-2xl);
  max-width: var(--content-width);
  margin-bottom: var(--space-sm);
}

@media (min-width: 768px) {
  .post-header__title {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-md);
  }
}

.post-header__excerpt {
  font-size: var(--text-base);
  color: var(--color-text-light);
  max-width: var(--content-width);
}

@media (min-width: 768px) {
  .post-header__excerpt {
    font-size: var(--text-lg);
  }
}

.post-hero-image {
  width: 100%;
  overflow: hidden;
  aspect-ratio: 16/9;
  max-height: 300px;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-ocean-gradient-start));
}

@media (min-width: 768px) {
  .post-hero-image {
    aspect-ratio: 21/9;
    max-height: 400px;
  }
}

.post-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Spacing between hero image and content */
.post-header .container {
  padding-top: var(--space-md);
}

@media (min-width: 768px) {
  .post-header .container {
    padding-top: var(--space-lg);
  }
}

/* Post Content */
.post-content {
  max-width: var(--content-width);
  margin: var(--space-lg) auto var(--space-2xl);
  padding: 0 var(--space-sm);
}

@media (min-width: 768px) {
  .post-content {
    margin: var(--space-xl) auto var(--space-2xl);
  }
}

.post-content h2 {
  font-size: var(--text-2xl);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.post-content h3 {
  font-size: var(--text-xl);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.post-content p {
  margin-bottom: var(--space-md);
  line-height: var(--leading-relaxed);
}

.post-content ul,
.post-content ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-md);
}

.post-content li {
  margin-bottom: var(--space-xs);
  line-height: var(--leading-relaxed);
}

.post-content blockquote {
  margin: var(--space-lg) 0;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--color-text-light);
}

.post-content pre {
  margin: var(--space-lg) 0;
  padding: var(--space-md);
  background: var(--color-secondary-dark);
  color: var(--color-text-inverse);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

.post-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  padding: 0.2em 0.4em;
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
}

.post-content pre code {
  padding: 0;
  background: none;
}

.post-content img {
  width: 100%;
  border-radius: var(--radius-lg);
  margin: var(--space-lg) 0;
}

.post-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: var(--color-primary-light);
  text-underline-offset: 3px;
  transition: all var(--transition-fast);
}

.post-content a:hover {
  text-decoration-color: var(--color-primary);
}

/* Author Card */
.author-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  margin-top: var(--space-2xl);
}

@media (min-width: 640px) {
  .author-card {
    flex-direction: row;
    align-items: center;
    padding: var(--space-xl);
  }
}

.author-card__avatar {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-primary-light));
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.author-card__info h4 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2xs);
}

.author-card__info p {
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

/* --------------------------------------------------------------------------
   About Page
   -------------------------------------------------------------------------- */
.about-hero {
  padding: calc(80px + var(--space-2xl)) 0 var(--space-2xl);
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.about-hero__inner {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .about-hero__inner {
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-3xl);
  }
}

.about-hero__image {
  width: 100%;
  max-width: 350px;
  margin: 0 auto;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-primary-light));
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10rem;
  box-shadow: var(--shadow-xl);
}

.about-hero__content h1 {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-md);
}

.about-hero__content p {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
}

.about-section {
  padding: var(--space-2xl) 0;
}

.about-section h2 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-md);
}

.about-section p {
  font-size: var(--text-base);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-md);
}

/* Skills/Interests Grid */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.skill-card {
  padding: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(45, 58, 79, 0.05);
}

.skill-card__icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.skill-card h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-xs);
}

.skill-card p {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  margin: 0;
}

/* --------------------------------------------------------------------------
   Loading & Empty States
   -------------------------------------------------------------------------- */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3xl);
}

.loading__spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-bg-alt);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

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

.empty-state {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
}

.empty-state__icon {
  font-size: 4rem;
  margin-bottom: var(--space-md);
  opacity: 0.5;
}

.empty-state__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-xs);
}

.empty-state__description {
  color: var(--color-text-light);
}

/* --------------------------------------------------------------------------
   Animations & Scroll Effects
   -------------------------------------------------------------------------- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }

/* --------------------------------------------------------------------------
   Subscribe Widget
   -------------------------------------------------------------------------- */
.subscribe-widget {
  width: 100%;
}

.subscribe-form {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.subscribe-form__header {
  margin-bottom: var(--space-md);
}

.subscribe-form__icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: var(--space-xs);
}

.subscribe-form__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-xs);
  color: var(--color-secondary-dark);
}

.subscribe-form__description {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  margin: 0;
}

.subscribe-form__form {
  margin-top: var(--space-md);
}

.subscribe-form__input-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

@media (min-width: 480px) {
  .subscribe-form__input-group {
    flex-direction: row;
  }
}

.subscribe-form__input {
  flex: 1;
  padding: 0.875rem 1rem;
  font-size: var(--text-base);
  border: 2px solid rgba(45, 58, 79, 0.1);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.subscribe-form__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.15);
}

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

.subscribe-form__button {
  padding: 0.875rem 1.5rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-inverse);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  white-space: nowrap;
}

.subscribe-form__button:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 107, 107, 0.4);
}

.subscribe-form__button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.subscribe-spinner {
  animation: spin 1s linear infinite;
}

.subscribe-form__hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
  margin-bottom: 0;
}

.subscribe-form__message {
  margin-top: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
}

.subscribe-form__message--success {
  background: rgba(72, 187, 120, 0.1);
  color: #276749;
  border: 1px solid rgba(72, 187, 120, 0.3);
}

.subscribe-form__message--error {
  background: rgba(245, 101, 101, 0.1);
  color: #c53030;
  border: 1px solid rgba(245, 101, 101, 0.3);
}

/* Compact variant */
.subscribe-form--compact {
  padding: var(--space-sm);
  background: transparent;
  box-shadow: none;
}

.subscribe-form--compact .subscribe-form__input-group {
  flex-direction: row;
}

.subscribe-form--compact .subscribe-form__input {
  padding: 0.75rem 1rem;
  font-size: var(--text-sm);
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
  border-right: none;
}

.subscribe-form--compact .subscribe-form__button {
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: 0.75rem 1rem;
}

/* Footer variant */
.subscribe-form--footer {
  background: transparent;
  box-shadow: none;
  padding: 0;
  text-align: left;
}

.subscribe-form--footer .subscribe-form__title {
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-sm);
}

.subscribe-form--footer .subscribe-form__description {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--text-sm);
  margin-bottom: var(--space-sm);
}

.subscribe-form--footer .subscribe-form__input-group {
  flex-direction: row;
}

.subscribe-form--footer .subscribe-form__input {
  padding: 0.625rem 0.875rem;
  font-size: var(--text-sm);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  color: var(--color-text-inverse);
}

.subscribe-form--footer .subscribe-form__input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.subscribe-form--footer .subscribe-form__input:focus {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--color-primary-light);
}

.subscribe-form--footer .subscribe-form__button {
  padding: 0.625rem 1rem;
  font-size: var(--text-sm);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.subscribe-form--footer .subscribe-form__message {
  margin-top: var(--space-sm);
}

.subscribe-form--footer .subscribe-form__message--success {
  background: rgba(72, 187, 120, 0.2);
  color: #68d391;
}

.subscribe-form--footer .subscribe-form__message--error {
  background: rgba(245, 101, 101, 0.2);
  color: #feb2b2;
}

/* Homepage CTA section variant */
.subscribe-cta {
  background: linear-gradient(135deg, rgba(255, 107, 107, 0.05), rgba(102, 126, 234, 0.05));
  border: 1px solid rgba(255, 107, 107, 0.1);
  padding: var(--space-xl);
  border-radius: var(--radius-2xl);
  margin-top: var(--space-lg);
}

.subscribe-cta .subscribe-form {
  background: transparent;
  box-shadow: none;
  padding: 0;
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
  .nav,
  .footer,
  .btn {
    display: none !important;
  }
  
  body {
    font-size: 12pt;
    color: black;
    background: white;
  }
  
  .post-content {
    max-width: 100%;
  }
}

/* --------------------------------------------------------------------------
   Subscribe Section (Standalone)
   -------------------------------------------------------------------------- */
.subscribe-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-ocean-gradient-start) 100%);
  padding: var(--space-2xl) 0;
}

.subscribe-section__inner {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.subscribe-section .subscribe-widget {
  background: var(--color-surface);
  border-radius: var(--radius-2xl);
  padding: var(--space-xl);
  box-shadow: var(--shadow-xl);
}