/* ================================
🔁 RESET & BASE VARIABLES
================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #5a67d8;       /* Biru keunguan Hugo Docs */
  --primary-dark: #434190;        /* Biru gelap */
  --text-color: #2d3748;          /* Teks gelap */
  --text-light: #718096;          /* Teks abu terang */
  --bg-color: #ffffff;
  --bg-light: #edf2f7;            /* Footer abu terang */
  --border-color: #e2e8f0;
}

body {
  font-family: system-ui, sans-serif;
  background: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  font-size: 1rem;
}

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

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


/* ================================
🧭 HEADER & NAVIGATION
================================ */
.site-header {
  background: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding: 1rem;
  max-width: 1000px;
  margin: 0 auto;
}

.nav-brand .brand,
.brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-color);
  text-decoration: none;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  color: var(--text-color);
  font-weight: 500;
  text-decoration: none;
  padding: 0.5rem 0;
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-color);
  margin: 4px 0;
  transition: var(--transition);
}

/* ================================
🎯 HERO SECTION
================================ */
.hero {
  padding: 4rem 1rem;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  text-align: center;
}

.subtitle {
  font-size: 1.25rem;
  opacity: 0.9;
  text-align: center;
}

.hero-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: left;
}

.hero-content p {
  max-width: 700px;
  margin: 0 auto;
  text-align: left;
}

about-section {
  padding: 4rem 1.5rem;
  line-height: 1.8;
  font-size: 1.1rem;
  background-color: #fff;
}

.about-section h1 {
  margin-bottom: 2rem;
  font-size: 2rem;
  font-weight: 600;
  text-align: center;
}

.about-section p {
  margin-bottom: 1.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  text-align: justify;
}

.about-section a {
  color: #0077cc;
  text-decoration: underline;
}

/* ================================
🗂️ POSTS LISTING
================================ */
.posts-list {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.post-item {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.post-item:hover {
  box-shadow: var(--shadow-lg);
}

.post-meta {
  color: var(--text-light);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.read-more {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 500;
}

/* ================================
📄 SINGLE POST
================================ */
.post-single {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.post-header {
  background: var(--bg-light);
  padding: 2rem 1rem;
  margin-bottom: 2rem;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}

.post-header h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.post-content h2,
.post-content h3 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.post-content p {
  margin-bottom: 1.25rem;
}

.post-content ul,
.post-content ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

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

.post-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius);
  margin: 1.5rem 0;
}

/* ================================
📊 TABLE STYLING
================================ */
.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  overflow-x: auto;
  display: block;
  font-size: 1rem;
}

.post-content th,
.post-content td {
  border: 1px solid var(--border-color);
  padding: 0.75rem;
  text-align: left;
  vertical-align: top;
}

.post-content th {
  background-color: #f0f0f0;
  font-weight: 600;
}

.post-content td {
  background-color: #fff;
}

/* ================================
🧱 FOOTER
================================ */
.site-footer {
  background: var(--bg-light);
  padding: 2rem 1rem;
  font-size: 0.9rem;
  color: var(--text-light);
  border-top: 1px solid var(--border-color);
}

.footer-bottom {
  color: var(--primary-color);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1rem;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1rem;
  text-align: left;
}

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

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ================================
📱 MOBILE RESPONSIVE
================================ */
@media (max-width: 768px) {
  .navbar {
    flex-direction: row;
    align-items: center;
  }

  .nav-brand {
    flex: 1;
  }

  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    margin-top: 1rem;
    gap: 1rem;
  }

  .nav-menu.active {
    display: flex;
  }

  .hero h1,
  .post-header h1 {
    font-size: 2rem;
  }

  .post-content table {
    font-size: 0.95rem;
  }

  .post-content th,
  .post-content td {
    padding: 0.6rem;
  }
}