:root {
  --bg: #f7f7fb;
  --surface: #ffffff;
  --surface-2: #f1f2f8;

  --text: #1a1a2e;
  --text-soft: #6b6f8a;

  --border: #e3e6f0;

  /* Brand Expertia */
  --primary: #1bd6ff;
  --primary-hover: #12b8db;
  --secondary: #e80eb5;
  --accent: #ff7950;

  --success: #10b981;

  --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);

  --gradient-main: linear-gradient(135deg, #1bd6ff, #e80eb5);
  --gradient-full: linear-gradient(135deg, #1bd6ff, #e80eb5, #ff7950);
}

body.dark {
  --bg: #0f0120;
  --surface: #1a0a2e;
  --surface-2: #24123f;

  --text: #f5f3ff;
  --text-soft: #b9b4d6;

  --border: #2f1b52;

  --primary: #1bd6ff;
  --primary-hover: #4ae1ff;
  --secondary: #e80eb5;
  --accent: #ff7950;

  --success: #34d399;

  --shadow: 0 10px 30px rgba(0, 0, 0, 0.5);

  --gradient-main: linear-gradient(135deg, #1bd6ff, #e80eb5);
  --gradient-full: linear-gradient(135deg, #1bd6ff, #e80eb5, #ff7950);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background 0.3s ease, color 0.3s ease;
}

a {
  text-decoration: none;
  color: inherit;
  transition: 0.25s ease;
}

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

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

.container {
  width: min(1180px, 92%);
  margin: 0 auto;
}

.section {
  padding: 72px 0;
}

.section-title {
  font-size: 30px;
  font-weight: 800;
  margin-bottom: 10px;
}

.section-subtitle {
  color: var(--text-soft);
  margin-bottom: 28px;
  max-width: 680px;
}

/* BUTTON */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 22px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 700;
  cursor: pointer;
  transition: 0.25s ease;
}

.btn-primary {
  background: var(--gradient-main);
  color: #fff;
  border: none;
  box-shadow: 0 8px 24px rgba(232, 14, 181, 0.22);
}

.btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-secondary:hover {
  background: var(--surface-2);
  border-color: var(--secondary);
  color: var(--secondary);
}

.btn-light {
  background: #fff;
  color: #111827;
}

.btn-light:hover {
  transform: translateY(-2px);
}

.tag {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  border: 1px solid var(--border);
  transition: 0.25s ease;
}

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

/* HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 78px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 800;
}

.brand-badge {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--gradient-main);
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 900;
  box-shadow: 0 6px 18px rgba(27, 214, 255, 0.25);
}

.brand-logo {
  height: 45px;
  width: auto;
  object-fit: contain;
  transition: 0.3s ease;
}

.brand-logo:hover {
  transform: scale(1.05);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-links a {
  color: var(--text-soft);
  font-weight: 600;
}

.nav-links a:hover {
  color: var(--secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.auth-buttons {
  display: flex;
  gap: 10px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 14px;
  min-width: 250px;
}

.search-box input {
  border: none;
  outline: none;
  background: transparent;
  color: var(--text);
  width: 100%;
}

.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(27, 214, 255, 0.12);
}

.theme-toggle,
.menu-toggle {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  font-size: 18px;
  transition: 0.25s ease;
}

.theme-toggle:hover,
.menu-toggle:hover {
  border-color: var(--secondary);
  color: var(--secondary);
}

.menu-toggle {
  display: none;
}

.mobile-menu {
  display: none;
}

/* HERO */
.hero {
  padding: 84px 0 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--secondary);
  margin-bottom: 20px;
  font-size: 14px;
  font-weight: 700;
}

.hero h1 {
  font-size: 54px;
  line-height: 1.08;
  font-weight: 900;
  margin-bottom: 18px;
}

.hero p {
  font-size: 18px;
  color: var(--text-soft);
  max-width: 620px;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.stat-mini {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px 20px;
  min-width: 150px;
  box-shadow: var(--shadow);
  transition: 0.25s ease;
}

.stat-mini:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
}

.stat-mini strong {
  display: block;
  font-size: 24px;
  margin-bottom: 2px;
}

.stat-mini span {
  color: var(--text-soft);
  font-size: 14px;
}

.hero-card {
  background: var(--gradient-main);
  border-radius: 28px;
  padding: 28px;
  color: #fff;
  min-height: 420px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.hero-card::before,
.hero-card::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.hero-card::before {
  width: 220px;
  height: 220px;
  top: -40px;
  right: -60px;
}

.hero-card::after {
  width: 170px;
  height: 170px;
  bottom: -30px;
  left: -40px;
}

.hero-card-top {
  position: relative;
  z-index: 1;
}

.hero-card-label {
  display: inline-block;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 16px;
}

.hero-card h3 {
  font-size: 28px;
  line-height: 1.25;
  margin-bottom: 14px;
}

.hero-card p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 15px;
  margin-bottom: 18px;
}

.hero-card-meta {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.88);
  font-size: 14px;
  position: relative;
  z-index: 1;
}

/* FEATURED */
.featured-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
}

.featured-main,
.article-card,
.author-card,
.latest-card,
.newsletter,
.category-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.featured-main {
  overflow: hidden;
}

.featured-main-thumb {
  height: 320px;
  background: var(--gradient-full);
}

.featured-main-content {
  padding: 24px;
}

.meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--text-soft);
  font-size: 14px;
  margin-bottom: 14px;
}

.featured-main h3,
.article-card h4,
.latest-card h4 {
  font-size: 26px;
  line-height: 1.3;
  margin-bottom: 12px;
}

.article-card h4,
.latest-card h4 {
  font-size: 20px;
}

.card-desc {
  color: var(--text-soft);
  margin-bottom: 18px;
}

.side-grid {
  display: grid;
  gap: 20px;
}

.article-card {
  overflow: hidden;
  transition: 0.25s ease;
}

.article-card:hover {
  transform: translateY(-5px);
  border-color: var(--secondary);
}

.article-thumb {
  height: 160px;
  background: linear-gradient(
    135deg,
    rgba(27, 214, 255, 0.35),
    rgba(232, 14, 181, 0.35),
    rgba(255, 121, 80, 0.35)
  );
}

.article-content {
  padding: 18px;
}

/* CATEGORIES */
.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.category-card {
  padding: 24px;
  transition: 0.25s ease;
}

.category-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
}

.category-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-size: 24px;
  background: linear-gradient(
    135deg,
    rgba(27, 214, 255, 0.16),
    rgba(232, 14, 181, 0.16)
  );
  margin-bottom: 16px;
}

.category-card h4 {
  font-size: 18px;
  margin-bottom: 8px;
}

.category-card p {
  color: var(--text-soft);
  font-size: 14px;
}

/* AUTHORS */
.authors-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.author-card {
  padding: 24px;
  text-align: center;
  transition: 0.25s ease;
}

.author-card:hover {
  transform: translateY(-5px);
  border-color: var(--secondary);
}

.author-avatar {
  width: 82px;
  height: 82px;
  border-radius: 50%;
  margin: 0 auto 16px;
  display: grid;
  place-items: center;
  font-size: 28px;
  font-weight: 800;
  background: var(--gradient-main);
  color: #fff;
}

.author-card h4 {
  font-size: 18px;
  margin-bottom: 4px;
}

.author-card p {
  color: var(--text-soft);
  font-size: 14px;
  margin-bottom: 16px;
}

/* LATEST */
.latest-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.latest-card {
  overflow: hidden;
  transition: 0.25s ease;
}

.latest-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
}

.latest-thumb {
  height: 200px;
  background: var(--gradient-full);
}

.latest-content {
  padding: 20px;
}

/* NEWSLETTER */
.newsletter {
  padding: 36px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  align-items: center;
}

.newsletter h3 {
  font-size: 32px;
  margin-bottom: 12px;
}

.newsletter p {
  color: var(--text-soft);
}

.newsletter-form {
  display: flex;
  gap: 12px;
}

.newsletter-form input {
  flex: 1;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  outline: none;
}

.newsletter-form input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(27, 214, 255, 0.12);
}

/* FOOTER */
.site-footer {
  padding: 32px 0 40px;
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 24px;
}

.footer-brand p,
.footer-col a,
.footer-col li {
  color: var(--text-soft);
  font-size: 15px;
}

.footer-col h4 {
  margin-bottom: 14px;
}

.footer-col ul {
  list-style: none;
  display: grid;
  gap: 10px;
}

.footer-col a:hover {
  color: var(--secondary);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  margin-top: 28px;
  padding-top: 18px;
  color: var(--text-soft);
  font-size: 14px;
  text-align: center;
}

/* DETAIL PAGE */
.article-container {
  max-width: 800px;
  margin: 0 auto;
}

.breadcrumb {
  font-size: 14px;
  color: var(--text-soft);
  margin-bottom: 20px;
}

.article-title {
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 14px;
  color: var(--text-soft);
  margin-bottom: 24px;
}

.article-thumbnail {
  height: 320px;
  background: var(--gradient-full);
  border-radius: 16px;
  margin-bottom: 30px;
}

.article-content {
  font-size: 18px;
  line-height: 1.8;
}

.article-content p {
  margin-bottom: 20px;
}

.article-content h2 {
  margin: 30px 0 10px;
  font-size: 26px;
}

.author-box {
  margin-top: 50px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
}

.author-box strong {
  display: block;
  font-size: 18px;
}

/* MOBILE */
@media (max-width: 1024px) {
  .hero-grid,
  .featured-grid,
  .newsletter,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .category-grid,
  .authors-grid,
  .latest-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .nav-links,
  .search-box,
  .auth-buttons {
    display: none;
  }

  .menu-toggle {
    display: inline-block;
  }

  .mobile-menu {
    display: none;
    padding: 0 0 20px;
  }

  .mobile-menu.active {
    display: block;
  }

  .mobile-menu-inner {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 18px;
    display: grid;
    gap: 14px;
  }

  .mobile-menu a {
    color: var(--text);
    font-weight: 600;
  }

  .mobile-search {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 10px 14px;
  }

  .mobile-search input {
    width: 100%;
    border: none;
    background: transparent;
    color: var(--text);
    outline: none;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 38px;
  }

  .section {
    padding: 56px 0;
  }

  .category-grid,
  .authors-grid,
  .latest-grid {
    grid-template-columns: 1fr;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .hero-card {
    min-height: 320px;
  }

  .featured-main-thumb {
    height: 220px;
  }

  .article-title {
    font-size: 30px;
  }

  .article-thumbnail {
    height: 220px;
  }

  .article-content {
    font-size: 16px;
  }
}

/* AUTHOR PROFILE */
.author-profile {
  max-width: 900px;
}

.author-header {
  display: flex;
  gap: 24px;
  align-items: center;
  margin-bottom: 40px;
}

.author-avatar-large {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 32px;
  font-weight: 800;
  background: var(--gradient-main);
  color: #fff;
}

.author-name {
  font-size: 32px;
  margin-bottom: 8px;
}

.author-bio {
  color: var(--text-soft);
  margin-bottom: 12px;
}

.author-stats {
  display: flex;
  gap: 20px;
  margin-bottom: 14px;
  font-size: 14px;
}

.author-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 30px;
}

.tab {
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
}

.tab.active {
  background: var(--gradient-main);
  color: #fff;
  border: none;
}

/* TAB CONTENT */
.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* ABOUT */
.about-box {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 20px;
  border-radius: 16px;
}

.skills {
  margin-top: 10px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* ACTIVITY */
.activity-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.activity-item {
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  justify-content: space-between;
}

.activity-item span {
  font-size: 12px;
  color: var(--text-soft);
}

.tab.active {
  background: var(--gradient-main);
  color: white;
  border: none;
}

.tab {
  cursor: pointer;
}

.tab-content {
  display: none;
  animation: fade 0.3s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fade {
  from {
    opacity: 0;
    transform: translateY(5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* DASHBOARD */
.dashboard {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 240px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 20px;
}

.sidebar-logo {
  margin-bottom: 30px;
}

.sidebar-menu {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar-menu a {
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--text-soft);
}

.sidebar-menu a.active,
.sidebar-menu a:hover {
  background: var(--gradient-main);
  color: #fff;
}

.dashboard-main {
  flex: 1;
  padding: 30px;
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 30px;
}

.stat-card {
  background: var(--surface);
  padding: 20px;
  border-radius: 14px;
  border: 1px solid var(--border);
  text-align: center;
}

.stat-card h3 {
  font-size: 28px;
}

.dashboard-table {
  background: var(--surface);
  padding: 20px;
  border-radius: 14px;
  border: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead {
  background: var(--surface-2);
}

th, td {
  padding: 12px;
  text-align: left;
}

.badge {
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 12px;
}

.published {
  background: #10b981;
  color: white;
}

.pending {
  background: #f59e0b;
  color: white;
}

/* EDITOR */
.editor-container {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
}

.editor-left {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.editor-right {
  background: var(--surface);
  padding: 20px;
  border-radius: 14px;
  border: 1px solid var(--border);
  height: fit-content;
}

.input {
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.textarea {
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  min-height: 80px;
  background: var(--surface);
  color: var(--text);
}

.editor {
  min-height: 300px;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.editor-actions {
  display: flex;
  gap: 10px;
  margin-top: 10px;
}

.seo-preview {
  margin-top: 20px;
  padding: 12px;
  border: 1px dashed var(--border);
  border-radius: 10px;
}

/* REVIEW */
.review-box {
  margin-top: 30px;
  background: var(--surface);
  padding: 20px;
  border-radius: 14px;
  border: 1px solid var(--border);
}

.review-actions {
  margin-top: 10px;
  display: flex;
  gap: 10px;
}

/* BADGE TAMBAHAN */
.revision {
  background: #6366f1;
  color: white;
}

/* ADMIN */
.admin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 20px;
}

.chart-box {
  background: var(--surface);
  padding: 20px;
  border-radius: 14px;
  border: 1px solid var(--border);
}

.fake-chart {
  height: 200px;
  margin-top: 10px;
  border-radius: 10px;
  background: var(--gradient-full);
  opacity: 0.4;
}

.quick-menu {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-top: 30px;
}

.quick-card {
  background: var(--surface);
  padding: 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: 0.25s;
}

.quick-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
}