/* ============================================
   Global CSS — Dracula Theme
   ============================================ */

/* 1. CSS Variables */
:root {
  --dracula-bg: #282a36;
  --dracula-current-line: #44475a;
  --dracula-fg: #f8f8f2;
  --dracula-comment: #7E8DB5;
  --dracula-cyan: #8be9fd;
  --dracula-green: #50fa7b;
  --dracula-orange: #ffb86c;
  --dracula-pink: #ff79c6;
  --dracula-purple: #bd93f9;
  --dracula-red: #ff5555;
  --dracula-yellow: #f1fa8c;

  --background: var(--dracula-bg);
  --current-line: var(--dracula-current-line);
  --foreground: var(--dracula-fg);
  --comment: var(--dracula-comment);
  --cyan: var(--dracula-cyan);
  --green: var(--dracula-green);
  --orange: var(--dracula-orange);
  --pink: var(--dracula-pink);
  --purple: var(--dracula-purple);
  --red: var(--dracula-red);
  --yellow: var(--dracula-yellow);
}

/* 2. Reset & Base */
html {
  overflow-y: scroll;
  box-sizing: border-box;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

body {
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
}

a {
  color: var(--cyan);
  text-decoration: none;
  transition: color 0.2s ease-in-out;
}
a:hover { color: var(--pink); }

h1, h2, h3, h4, h5, h6 {
  color: var(--purple);
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

main {
  padding: 1.5rem;
  width: 100%;
  max-width: 87.5rem;
  margin: 0 auto;
}

/* 3. Tags */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.tag {
  display: inline-block;
  padding: 0.35rem 1rem;
  background-color: var(--current-line);
  color: var(--green);
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  width: fit-content;
}

/* ============================================
   Header
   ============================================ */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.5rem;
  width: 100%;
  margin: 0 auto;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: bold;
}
.logo-link img {
  width: 35px;
  height: 35px;
  border-radius: 50%;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-grow: 1;
  justify-content: center;
}
.main-nav a {
  font-size: 1.1rem;
  position: relative;
}
.main-nav a::after {
  content: '';
  position: absolute;
  width: 100%;
  transform: scaleX(0);
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--pink);
  transform-origin: bottom right;
  transition: transform 0.25s ease-out;
}
.main-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: bottom left;
}

.theme-switcher {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  color: var(--foreground);
}
.theme-switcher svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
  transition: fill 0.2s ease;
}
/* Show/hide sun/moon based on theme */
.sun-icon { display: none; }
.moon-icon { display: block; }
html.light .sun-icon { display: block; }
html.light .moon-icon { display: none; }

.social-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.social-links a {
  width: 25px;
  height: auto;
}

.hamburger-menu {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 100;
}
.hamburger-menu span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--foreground);
  margin: 5px 0;
  transition: all 0.3s ease;
}

@media (max-width: 768px) {
  .main-nav {
    position: absolute;
    top: 60px;
    left: 0;
    width: 100%;
    background-color: var(--current-line);
    flex-direction: column;
    padding: 2rem 0;
    gap: 2rem;
    clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
    transition: clip-path 0.4s ease-in-out;
    z-index: 99;
  }
  .site-header.mobile-nav-open .main-nav {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }
  .social-links { display: none; }
  .hamburger-menu { display: block; }

  .site-header.mobile-nav-open .hamburger-menu span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .site-header.mobile-nav-open .hamburger-menu span:nth-child(2) {
    opacity: 0;
  }
  .site-header.mobile-nav-open .hamburger-menu span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background-color: #1c1d25;
  border-top: 1px solid var(--current-line);
  padding: 3rem 1.5rem 2rem;
  text-align: center;
  width: 100%;
  max-width: 87.5rem;
  margin: 0 auto;
}
.footer-content {
  max-width: 600px;
  margin: 0 auto 3rem auto;
}
.footer-content h3 {
  font-size: 1.5rem;
  color: var(--foreground);
}
.footer-content p {
  color: var(--comment);
  margin: 1rem 0;
}

.newsletter-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 1.5rem;
}
.newsletter-form input[type="email"] {
  flex-grow: 1;
  padding: 0.75rem;
  border: 1px solid var(--current-line);
  border-radius: 4px;
  background-color: var(--background);
  color: var(--foreground);
  font-size: 1rem;
}
.newsletter-form input[type="submit"] {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  background-color: var(--purple);
  color: var(--foreground);
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.2s ease;
}
.newsletter-form input[type="submit"]:hover {
  background-color: var(--pink);
}

.footer-bottom-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--current-line);
  font-size: 0.9rem;
  color: var(--comment);
}
.footer-socials {
  display: flex;
  gap: 1rem;
}
.footer-socials a svg {
  width: 22px;
  height: 22px;
  fill: var(--comment);
  transition: all 0.2s ease;
}
.footer-socials a:hover svg {
  fill: var(--cyan);
  transform: scale(1.1);
}

/* ============================================
   Home Page
   ============================================ */
.home-page {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.home-page h2 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--current-line);
  padding-bottom: 0.5rem;
}

/* Hero Cover */
.hero-cover {
  width: 100%;
  margin-bottom: 3rem;
  overflow: hidden;
  height: 80vh;
  border-radius: 1.5rem;
  position: relative;
  border: 2px solid var(--purple);
  box-shadow: 0 0 20px var(--purple);
}
.hero-cover__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 1.5rem;
}
.hero-cover__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, var(--dracula-bg) 1%, transparent);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  border-radius: 1.5rem;
}
.hero-cover__title {
  color: var(--dracula-fg);
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.2;
  margin-top: 1rem;
}
.hero-cover__description {
  color: var(--dracula-fg);
  font-size: 1.125rem;
  margin-top: 0.5rem;
}

/* Featured Posts Grid */
.featured-posts__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: repeat(2, 1fr);
  gap: 3rem;
  align-items: stretch;
  height: 400px;
}
.featured-posts__grid > article {
  margin: 0;
  padding: 0;
  min-height: 0;
}
.featured-posts__big-card {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
  display: flex;
}
.featured-posts__big-card > * {
  flex: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.featured-posts__small-card--top {
  grid-column: 2 / 3;
  grid-row: 1 / 2;
  display: flex;
}
.featured-posts__small-card--bottom {
  grid-column: 2 / 3;
  grid-row: 2 / 3;
  display: flex;
}
.featured-posts__small-card--top > *,
.featured-posts__small-card--bottom > * {
  flex: 1;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}

@media (max-width: 900px) {
  .featured-posts__grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    height: auto;
    gap: 2rem;
  }
  .featured-posts__big-card { grid-row: auto; }
  .featured-posts__small-card--top,
  .featured-posts__small-card--bottom { grid-column: auto; }
  .featured-posts__small-card--top > *,
  .featured-posts__small-card--bottom > * { height: auto; }
}

/* Card Layout One (large featured card) */
.card-layout-one {
  position: relative;
  border-radius: 1.5rem;
  overflow: hidden;
  border: 2px solid var(--purple);
  box-shadow: 0 0 20px var(--purple);
  height: 100%;
}
.card-layout-one__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, var(--dracula-bg) 1%, transparent);
}
.card-layout-one__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 1.5rem;
}
.card-layout-one__text {
  position: absolute;
  bottom: 0;
  left: 0;
  padding: 2rem;
  color: var(--dracula-fg);
}
.card-layout-one__title {
  all: unset;
  display: block;
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.2;
  margin-top: 1rem;
  color: var(--dracula-fg);
}

/* Card Layout Two (medium cards) */
.card-layout-two {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  margin-left: 1rem;
  height: 100%;
  box-sizing: border-box;
}
.card-layout-two--top { align-items: start; }
.card-layout-two--bottom { align-items: end; }
.card-layout-two--top .card-layout-two__text,
.card-layout-two--bottom .card-layout-two__text {
  align-self: center;
}
.card-layout-two__image {
  width: 180px;
  height: 180px;
  object-fit: cover;
  border-radius: 1.5rem;
  border: 2px solid var(--purple);
  box-shadow: 0 0 20px var(--purple);
  display: block;
  flex-shrink: 0;
}
.card-layout-two__text {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 0;
}
.card-layout-two__text h2 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--purple);
  line-height: 1.3;
  border: none;
  padding-bottom: 0;
}
.card-layout-two__text span {
  font-size: 0.9rem;
  color: var(--dracula-fg);
  margin: 0;
  padding: 0;
  line-height: 1.2;
}

@media (max-width: 768px) {
  .card-layout-two {
    grid-template-columns: 1fr;
    margin-left: 0;
    height: auto;
  }
  .card-layout-two__image {
    width: 100%;
    height: auto;
    max-height: 250px;
  }
  .card-layout-two--top,
  .card-layout-two--bottom {
    align-items: start;
  }
}

/* Card Layout Three (small cards) */
.card-layout-three {
  display: flex;
  gap: 1rem;
  align-items: center;
}
.card-layout-three__image {
  width: 100px;
  height: 100px;
  object-fit: cover;
}
.card-layout-three__text {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* Recent Posts */
.recent-posts__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}
.recent-posts__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* ============================================
   Blog Listing
   ============================================ */
.blog-listing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}
.blog-listing-card {
  background-color: var(--current-line);
  border-radius: 8px;
  padding: 1.5rem;
}
.blog-listing-card h2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}
.blog-listing-card p {
  color: var(--comment);
  margin-bottom: 1rem;
}
.read-more {
  color: var(--cyan);
  font-weight: 600;
}

/* ============================================
   Blog Post
   ============================================ */
.back-link {
  display: inline-block;
  margin-bottom: 1.5rem;
  color: var(--cyan);
}
.blog-post__hero {
  width: 100%;
  max-height: 500px;
  object-fit: cover;
  border-radius: 1rem;
  margin-bottom: 2rem;
}
.blog-post__description {
  color: var(--comment);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}
.blog-post__meta {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.blog-post__meta-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.85rem;
  background-color: var(--current-line);
  color: var(--foreground);
  border-radius: 9999px;
  font-size: 0.85rem;
}
.blog-post__content {
  max-width: 800px;
  line-height: 1.8;
}
.blog-post__content h2 {
  margin-top: 2rem;
  font-size: 1.5rem;
}
.blog-post__content h3 {
  margin-top: 1.5rem;
  font-size: 1.25rem;
}
.blog-post__content p {
  margin-bottom: 1rem;
}
.blog-post__content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 1rem 0;
}
.blog-post__content ul,
.blog-post__content ol {
  margin: 1rem 0 1rem 2rem;
}
.blog-post__content li {
  margin-bottom: 0.5rem;
}
.blog-post__content blockquote {
  border-left: 4px solid var(--purple);
  padding-left: 1rem;
  margin: 1rem 0;
  color: var(--comment);
  font-style: italic;
}
.blog-post__content code {
  background-color: var(--current-line);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
}
.blog-post__content pre {
  margin: 1rem 0;
  border-radius: 8px;
  overflow-x: auto;
}
.blog-post__content pre code {
  background: none;
  padding: 0;
}

/* ============================================
   About Page
   ============================================ */
.about-cover {
  display: flex;
  gap: 3rem;
  align-items: center;
  margin-bottom: 3rem;
}
.about-cover__image img {
  max-width: 300px;
  border-radius: 1rem;
}
.about-cover__text h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}
.about-cover__text p {
  color: var(--comment);
  line-height: 1.8;
}

@media (max-width: 768px) {
  .about-cover {
    flex-direction: column;
    text-align: center;
  }
  .about-cover__image img {
    max-width: 200px;
  }
}

.skills-section h2 {
  margin-bottom: 1.5rem;
}
.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  list-style: none;
}
.skills-list li {
  background-color: var(--current-line);
  color: var(--green);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-size: 0.95rem;
}

/* ============================================
   Contact Page
   ============================================ */
.contact-section {
  max-width: 600px;
  margin: 0 auto;
}
.contact-section h1 {
  margin-bottom: 2rem;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.contact-form__group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.contact-form__group label {
  font-weight: 600;
  color: var(--foreground);
}
.contact-form__group input,
.contact-form__group textarea {
  padding: 0.75rem;
  border: 1px solid var(--current-line);
  border-radius: 4px;
  background-color: var(--background);
  color: var(--foreground);
  font-size: 1rem;
  font-family: inherit;
}
.contact-form__group input:focus,
.contact-form__group textarea:focus {
  outline: none;
  border-color: var(--purple);
}
.contact-form__error {
  color: var(--red);
  font-size: 0.85rem;
}
.contact-form button[type="submit"] {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  background-color: var(--purple);
  color: var(--foreground);
  font-weight: bold;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.2s ease;
}
.contact-form button[type="submit"]:hover {
  background-color: var(--pink);
}

/* ============================================
   Light Theme Overrides (Alucard / Dracula Light)
   ============================================ */
html.light {
  --background: #FFFBEB;
  --current-line: #E8E9F0;
  --foreground: #44475A;
  --comment: #6272A4;
  --cyan: #0D7FA5;
  --green: #1B8C3A;
  --orange: #C45A10;
  --pink: #D63384;
  --purple: #7C3AED;
  --red: #DC2626;
  --yellow: #A16207;
}
html.light .site-footer {
  background-color: #E8E9F0;
  border-top: 1px solid #D9DBE4;
}
html.light .theme-switcher {
  color: var(--foreground);
}
html.light .hero-cover__overlay {
  background: linear-gradient(to top, var(--background) 1%, transparent);
}
html.light .hero-cover__title,
html.light .hero-cover__description {
  color: var(--foreground);
}
html.light .card-layout-one__overlay {
  background: linear-gradient(to top, var(--background) 1%, transparent);
}
html.light .card-layout-one__title,
html.light .card-layout-one__text {
  color: var(--foreground);
}
html.light .card-layout-two__text span {
  color: var(--foreground);
}
html.light .skills-list li {
  background-color: #F0F1F5;
}
html.light .hamburger-menu span {
  background-color: var(--foreground);
}