@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:ital,wght@0,400;0,600;0,700;1,400&family=Pacifico&family=Plus+Jakarta+Sans:wght@700;800&family=Spline+Sans:wght@400;600&display=swap');

:root {
  /* Colors */
  --primary: #f9f3b4;
  --primary-container: #a7a36b;
  --secondary: #cdef7d;
  --secondary-container: #4d6700;
  --tertiary: #f5ffc6;
  --tertiary-container: #dff58d;

  --background: #0d0f0b;
  --on-background: #e1e3da;

  --surface: #0d0f0b;
  --surface-container-lowest: #0a0b08;
  --surface-container-low: #121410;
  --surface-container: #181a16;
  --surface-container-high: #1d201a;
  --surface-container-highest: #242721;

  --outline-variant: #474944;
  --action-chip: #86993d;

  --foreground: var(--on-background);

  /* Fonts */
  --font-plus-jakarta-sans: 'Plus Jakarta Sans', sans-serif;
  --font-be-vietnam-pro: 'Be Vietnam Pro', sans-serif;
  --font-spline-sans: 'Spline Sans', sans-serif;
  --font-pacifico: 'Pacifico', cursive;

  /* Custom Spacing */
  --spacing-16: 4rem;
  --spacing-20: 5rem;
  --spacing-10: 3.5rem;
  --spacing-2: 0.5rem;

  /* Custom Radius */
  --radius-sm: 0.5rem;
  --radius: 0.75rem;
  --radius-md: 1rem;
  --radius-lg: 2rem;
  --radius-full: 9999px;
}

/* Base element styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--background);
  color: var(--on-background);
  font-family: var(--font-be-vietnam-pro), sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-plus-jakarta-sans), sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--primary);
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.25rem, 5vw + 1rem, 3.75rem); /* ~36px to 60px */
}
h2 {
  font-size: clamp(1.875rem, 4vw + 0.8rem, 3rem); /* ~30px to 48px */
}
h3 {
  font-size: clamp(1.5rem, 3vw + 0.6rem, 2.25rem); /* ~24px to 36px */
}
h4 {
  font-size: clamp(1.25rem, 2vw + 0.5rem, 1.75rem); /* ~20px to 28px */
}
h5 {
  font-size: clamp(1.125rem, 1.5vw + 0.4rem, 1.5rem); /* ~18px to 24px */
}
h6 {
  font-size: clamp(1rem, 1vw + 0.3rem, 1.25rem); /* ~16px to 20px */
}

a {
  color: var(--secondary);
  text-decoration: none;
  transition: all 0.2s ease-in-out;
}

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

/* Custom utilities */
.glass {
  background-color: rgba(13, 15, 11, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.gradient-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
}

.glow-text-primary {
  text-shadow: 0 0 10px rgba(249, 243, 180, 0.1);
}

.ghost-border {
  outline: 1px solid rgba(71, 73, 68, 0.2);
}

.ambient-shadow {
  box-shadow: 0 20px 40px rgba(134, 153, 61, 0.15);
}

.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.no-scrollbar::-webkit-scrollbar {
  display: none;
}

/* Custom Scrollbar Styles */
*::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

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

*::-webkit-scrollbar-thumb {
  background-color: rgba(167, 163, 107, 0.2); /* primary-container with low opacity */
  border-radius: 20px;
  border: 3px solid transparent;
  background-clip: content-box;
}

*::-webkit-scrollbar-thumb:hover {
  background-color: rgba(167, 163, 107, 0.4);
}

/* Layout Classes */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.main-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.content-area {
  flex: 1;
}

/* Navigation Styles */
.navbar {
  position: relative;
  width: 100%;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 40;
}

.nav-brand {
  font-family: var(--font-plus-jakarta-sans);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--primary);
  letter-spacing: -0.02em;
}

.nav-links {
  display: none;
}

.nav-socials {
  display: none;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 2.5rem;
    font-family: var(--font-spline-sans);
    font-size: 0.95rem;
  }
  
  .nav-socials {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 1.5rem;
    font-family: var(--font-spline-sans);
    font-size: 0.95rem;
  }
}

.nav-link {
  color: rgba(225, 227, 218, 0.8);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-link:hover, .nav-link.active {
  color: var(--secondary);
  font-weight: 600;
}

.nav-mobile-btn {
  display: inline-flex;
  align-items: center;
  background: none;
  border: none;
  color: var(--on-background);
  cursor: pointer;
  font-size: 1.5rem;
}

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

/* Mobile Sidebar Nav */
.mobile-sidebar {
  position: fixed;
  inset: 0;
  z-index: 50;
  background-color: var(--surface-container-lowest);
  transform: translateX(100%);
  transition: transform 0.3s ease-in-out;
}

.mobile-sidebar.open {
  transform: translateX(0);
}

.mobile-nav-header {
  padding: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(71, 73, 68, 0.2);
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.mobile-nav-item {
  border-bottom: 1px solid rgba(71, 73, 68, 0.2);
}

.mobile-nav-link {
  display: flex;
  padding: 2rem;
  font-family: var(--font-spline-sans);
  color: rgba(225, 227, 218, 0.8);
  align-items: center;
  gap: 0.75rem;
}

.mobile-nav-link:hover, .mobile-nav-link.active {
  color: var(--secondary);
  background-color: var(--surface-container-high);
}

.mobile-nav-socials {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 2rem;
  display: flex;
  gap: 1.5rem;
  list-style: none;
  justify-content: flex-end;
}

/* Home / Welcome Grid */
.welcome-grid {
  display: grid;
  grid-template-cols: 1fr;
  gap: 1.5rem;
  margin-top: 1rem;
}

@media (min-width: 768px) {
  .welcome-grid {
    grid-template-cols: repeat(3, 1fr);
    grid-template-rows: repeat(2, auto);
  }
  
  .hero-card {
    grid-column: span 2;
    grid-row: span 2;
  }
}

.card {
  background-color: var(--surface-container-low);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  transition: background-color 0.3s ease;
  overflow: hidden;
}

.card:hover {
  background-color: var(--surface-container);
}

.blog-hero {
  background: linear-gradient(135deg, var(--surface-container) 0%, var(--surface-container-low) 100%);
  position: relative;
  overflow: hidden;
  padding: 3.5rem 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
}

.blog-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(205, 239, 125, 0.12) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
  filter: blur(40px);
}

.blog-hero::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -5%;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(249, 243, 180, 0.08) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
  filter: blur(30px);
}

.blog-hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.blog-hero-description {
  color: rgba(225, 227, 218, 0.85);
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  line-height: 1.6;
  margin-top: 0.5rem;
}

.hero-card {
  flex-direction: row;
  padding: 0;
  align-items: stretch;
  background-color: var(--surface-container);
}

@media (max-width: 767px) {
  .hero-card {
    flex-direction: column;
  }
}

.hero-img-container {
  position: relative;
  flex: 1;
  min-height: 350px;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.hero-content {
  flex: 1;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
  background-color: var(--surface-container-low);
}

.greeting-text {
  font-family: var(--font-pacifico);
  color: var(--secondary);
  font-size: 1.75rem;
}

.hero-title {
  text-transform: uppercase;
  font-size: clamp(2rem, 3.5vw, 3.5rem);
}

.hero-subtitle {
  color: var(--secondary);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.15rem;
  letter-spacing: 0.05em;
}

.hero-aka {
  font-family: monospace;
  opacity: 0.5;
  font-size: 0.85rem;
}

.social-circle-links {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}

.social-circle-link {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--surface-container-highest);
  color: var(--on-background);
  transition: all 0.3s ease;
}

.social-circle-link:hover {
  background-color: var(--primary);
  color: var(--surface-container-lowest);
  transform: translateY(-4px);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2.5rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--surface-container-lowest);
  cursor: pointer;
  border: none;
  margin-top: 1rem;
  align-self: flex-start;
}

.btn-primary:hover {
  color: var(--surface-container-lowest);
  box-shadow: 0 0 20px rgba(205, 239, 125, 0.2);
}

.card-action-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--secondary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.9rem;
}

.card-action-link i {
  transition: transform 0.2s ease;
}

.card:hover .card-action-link i {
  transform: translateX(5px);
}

.card-title {
  text-transform: uppercase;
  font-size: 1.75rem;
}

.card-description {
  color: rgba(225, 227, 218, 0.7);
  font-size: 0.95rem;
  line-height: 1.5;
}

/* Post list / Grid layout */
.posts-grid {
  display: grid;
  grid-template-cols: 1fr;
  gap: 2.5rem;
  margin-top: 2rem;
}

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

.post-card {
  background-color: var(--surface-container-low);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: all 0.3s ease;
}

.post-card:hover {
  background-color: var(--surface-container);
  transform: translateY(-4px);
}

.post-card-content {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex: 1;
}

.post-meta {
  font-family: var(--font-spline-sans);
  font-size: 0.85rem;
  color: var(--secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.post-card-title {
  font-size: 1.75rem;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.post-card-summary {
  color: rgba(225, 227, 218, 0.7);
  font-size: 0.95rem;
  flex: 1;
  margin-bottom: 1.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.chip {
  font-family: var(--font-spline-sans);
  font-size: 0.8rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  background-color: var(--action-chip);
  color: var(--primary);
  font-weight: 600;
}

/* Post single layout */
.post-header {
  padding: 4rem 0 2rem 0;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.post-single-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.post-single-meta {
  font-family: var(--font-spline-sans);
  font-size: 0.95rem;
  color: var(--secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
}

.post-content {
  max-width: 800px;
  margin: 2rem auto 4rem auto;
  font-size: 1.1rem;
  line-height: 1.8;
  color: rgba(225, 227, 218, 0.9);
}

.post-content p {
  margin-bottom: 1.5rem;
}

.post-content h2, .post-content h3, .post-content h4 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.post-content ul, .post-content ol {
  margin-bottom: 1.5rem;
  padding-left: 2rem;
}

.post-content li {
  margin-bottom: 0.5rem;
}

.post-content blockquote {
  border-left: 4px solid var(--secondary);
  padding-left: 1.5rem;
  margin: 2rem 0;
  font-style: italic;
  color: var(--primary);
  background-color: var(--surface-container-low);
  padding: 1.5rem;
  border-radius: var(--radius);
}

.post-content code {
  font-family: monospace;
  background-color: var(--surface-container-highest);
  padding: 0.2rem 0.4rem;
  border-radius: var(--radius-sm);
  color: var(--secondary);
  font-size: 0.9em;
}

.post-content pre {
  background-color: var(--surface-container-lowest);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin: 2rem 0;
}

.post-content pre code {
  background-color: transparent;
  padding: 0;
  color: var(--on-background);
}

/* Footer */
.footer {
  background-color: var(--surface-container-lowest);
  padding: 3rem 1.5rem;
  text-align: center;
  font-family: var(--font-spline-sans);
  font-size: 0.9rem;
  color: rgba(225, 227, 218, 0.5);
  border-top: 1px solid rgba(71, 73, 68, 0.1);
  margin-top: 4rem;
}

.footer p {
  margin-bottom: 0.5rem;
}

.footer a {
  color: var(--primary);
}