/* ==========================================================================
   NODE.COM.BR - Design System & Modern Aesthetics
   Stack: Bootstrap 5.3 + Bootstrap Icons + Custom Dev Theme
   Autor: Giancarlo Gil Ottaviani Raduan
   ========================================================================== */

:root {
  --node-green: #339933;
  --node-green-light: #41b883;
  --node-green-dim: rgba(51, 153, 51, 0.12);
  --node-green-glow: rgba(51, 153, 51, 0.28);
  
  --bg: #0d1117;
  --surface: #161b22;
  --surface-card: #1c2128;
  --surface-hover: #21262d;
  --border: #30363d;
  --border-hover: #484f58;
  
  --text: #f0f6fc;
  --text-dim: #8b949e;
  --text-muted: #6e7681;
  
  --vultr-blue: #007bfc;
  --vultr-blue-dim: rgba(0, 123, 252, 0.15);
  --vultr-blue-glow: rgba(0, 123, 252, 0.3);
  
  --accent: var(--node-green);
  --accent-gradient: linear-gradient(135deg, #22c55e, #10b981);
  --vultr-gradient: linear-gradient(135deg, #007bfc, #00d2ff);
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
}

[data-theme="light"] {
  --bg: #ffffff;
  --surface: #f6f8fa;
  --surface-card: #ffffff;
  --surface-hover: #eaeef2;
  --border: #d0d7de;
  --border-hover: #afb8c1;
  
  --text: #1f2328;
  --text-dim: #57606a;
  --text-muted: #8c959f;
  
  --node-green: #238636;
  --node-green-dim: rgba(35, 134, 54, 0.1);
  --node-green-glow: rgba(35, 134, 54, 0.2);
  
  --vultr-blue: #0066cc;
  --vultr-blue-dim: rgba(0, 102, 204, 0.1);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
}

* { box-sizing: border-box; }

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ================= Top Bar & Header ================= */
.top-announcement {
  background: linear-gradient(90deg, #0f172a, #1e293b, #0f172a);
  border-bottom: 1px solid rgba(0, 123, 252, 0.3);
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  color: #cbd5e1;
}
.top-announcement a {
  color: #38bdf8;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s;
}
.top-announcement a:hover {
  color: #7dd3fc;
  text-decoration: underline;
}

header.navbar-node {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1020;
  backdrop-filter: blur(12px);
  padding: 0.85rem 0;
}

.brand-logo {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  letter-spacing: -0.03em;
}
.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: #339933;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  box-shadow: 0 2px 10px var(--node-green-glow);
}
.brand-tag {
  font-size: 0.68rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: var(--node-green-dim);
  color: var(--node-green-light);
  border: 1px solid rgba(51, 153, 51, 0.3);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-link-custom {
  color: var(--text-dim);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
  text-decoration: none;
}
.nav-link-custom:hover, .nav-link-custom.active {
  color: var(--text);
  background: var(--surface-hover);
}

.btn-vultr-nav {
  background: var(--vultr-gradient);
  color: #ffffff !important;
  font-weight: 600;
  font-size: 0.84rem;
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 10px var(--vultr-blue-glow);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn-vultr-nav:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px var(--vultr-blue-glow);
}

/* ================= Theme Toggle ================= */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2px;
}
.theme-toggle button {
  background: transparent;
  border: none;
  color: var(--text-dim);
  padding: 4px 8px;
  border-radius: 16px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
}
.theme-toggle button.active {
  background: var(--node-green-dim);
  color: var(--node-green-light);
  font-weight: 600;
}

/* ================= Hero Section ================= */
.hero-section {
  padding: 3.5rem 0 3rem;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 80% 20%, rgba(51, 153, 51, 0.08) 0%, transparent 60%);
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: 50px;
  background: var(--node-green-dim);
  color: var(--node-green-light);
  border: 1px solid rgba(51, 153, 51, 0.3);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}
.hero-title {
  font-size: 2.85rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.15;
  margin-bottom: 1.2rem;
}
.hero-title .text-gradient-node {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-dim);
  max-width: 640px;
  margin-bottom: 2rem;
}

/* ================= Cards ================= */
.card-node {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}
.col-md-6 > .card-node,
.col-lg-6 > .card-node,
.col-lg-4 > .card-node,
.col-md-4 > .card-node,
.card-node.h-100 {
  height: 100%;
}
.card-node-standalone {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.card-node:hover {
  transform: translateY(-3px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

.category-card {
  padding: 1.5rem;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  transition: all 0.2s;
  display: block;
}
.category-card:hover {
  border-color: var(--node-green);
  background: var(--surface-card);
  transform: translateY(-3px);
}
.category-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--node-green-dim);
  color: var(--node-green-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

/* ================= Vultr Banner Box ================= */
.vultr-promo-box {
  background: linear-gradient(135deg, rgba(0, 123, 252, 0.12), rgba(0, 210, 255, 0.05));
  border: 1px solid rgba(0, 123, 252, 0.35);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  position: relative;
  box-shadow: 0 4px 25px rgba(0, 123, 252, 0.12);
}
.vultr-promo-badge {
  background: #007bfc;
  color: #fff;
  font-weight: 700;
  font-size: 0.75rem;
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ================= Level Badges ================= */
.badge-level {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
}
.badge-level-iniciante {
  background: rgba(34, 197, 94, 0.15);
  color: #4ade80;
  border: 1px solid rgba(34, 197, 94, 0.3);
}
.badge-level-intermediario {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}
.badge-level-avancado {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

/* ================= Article Content & Markdown Styles ================= */
.article-container {
  padding: 2.5rem 0 4rem;
}
.article-header {
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.article-title {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.25;
  margin-bottom: 0.85rem;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  font-size: 0.86rem;
  color: var(--text-dim);
}

.markdown-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text);
}
.markdown-body h1, .markdown-body h2, .markdown-body h3, .markdown-body h4 {
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 2rem;
  margin-bottom: 1rem;
}
.markdown-body h2 {
  font-size: 1.65rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
}
.markdown-body h3 {
  font-size: 1.3rem;
}
.markdown-body p {
  margin-bottom: 1.25rem;
}
.markdown-body ul, .markdown-body ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}
.markdown-body li {
  margin-bottom: 0.35rem;
}
.markdown-body blockquote {
  border-left: 4px solid var(--node-green);
  background: var(--surface);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.5rem 0;
  color: var(--text-dim);
}
.markdown-body code:not(pre code) {
  font-family: var(--font-mono);
  font-size: 0.88em;
  padding: 0.2em 0.4em;
  border-radius: 4px;
  background: var(--surface-hover);
  color: #38bdf8;
  border: 1px solid var(--border);
}
.markdown-body pre {
  background: #090d13 !important;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  overflow-x: auto;
  margin: 1.5rem 0;
  position: relative;
}
.markdown-body pre code {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.55;
  color: #e2e8f0;
}

/* Copy Code Button */
.code-block-wrapper {
  position: relative;
}
.btn-copy-code {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.75rem;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
  z-index: 10;
}
.btn-copy-code:hover {
  color: #fff;
  background: rgba(51, 65, 85, 0.9);
}

/* Table of Contents */
.toc-sidebar {
  position: sticky;
  top: 85px;
}
.toc-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
}
.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-left: 2px solid var(--border);
}
.toc-item a {
  display: block;
  padding: 0.35rem 0.85rem;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.15s, border-color 0.15s;
  border-left: 2px solid transparent;
  margin-left: -2px;
}
.toc-item a:hover, .toc-item a.active {
  color: var(--node-green-light);
  border-left-color: var(--node-green-light);
}

/* ================= Footer ================= */
footer.footer-node {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 3.5rem 0 2rem;
  margin-top: 0;
  flex-shrink: 0;
  font-size: 0.9rem;
}
.footer-disclaimer-box {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.6;
}
.footer-disclaimer-box strong {
  color: var(--text);
}


/* ================= Author Box & Profile Components ================= */
.author-box {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--node-green);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  margin-top: 3rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
  position: relative;
}

.author-box:hover {
  border-color: var(--border-hover);
  border-left-color: var(--node-green-light);
  box-shadow: var(--shadow-md);
}

.author-box-inner {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

@media (max-width: 767.98px) {
  .author-box-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.25rem;
  }
}

.author-box-avatar-wrapper {
  position: relative;
  flex-shrink: 0;
}

.author-box-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(51, 153, 51, 0.22), rgba(65, 184, 131, 0.12));
  border: 2px solid var(--node-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--node-green-light);
  box-shadow: 0 0 15px var(--node-green-dim);
}

[data-theme="light"] .author-box-avatar {
  background: #eef8f1;
  border-color: #2da44e;
  color: #1a7f37;
  box-shadow: 0 0 12px rgba(35, 134, 54, 0.15);
}

.author-box-badge-verified {
  position: absolute;
  bottom: -2px;
  right: -2px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--surface-card);
  border: 2px solid var(--surface-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: #3b82f6;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.author-box-content {
  flex: 1;
  min-width: 0;
}

.author-box-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  margin-bottom: 0.35rem;
}

@media (max-width: 767.98px) {
  .author-box-header {
    justify-content: center;
  }
}

.author-box-name {
  color: var(--text) !important;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0;
}

.author-box-role-badge {
  display: inline-flex;
  align-items: center;
  background: var(--node-green-dim);
  color: var(--node-green-light);
  border: 1px solid rgba(51, 153, 51, 0.3);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
}

[data-theme="light"] .author-box-role-badge {
  background: #def7ec;
  color: #03543f;
  border-color: #bcf0da;
}

.author-box-location-badge {
  display: inline-flex;
  align-items: center;
  background: var(--surface);
  color: var(--text-dim);
  border: 1px solid var(--border);
  font-size: 0.75rem;
  padding: 0.2rem 0.55rem;
  border-radius: 9999px;
}

.author-box-subtitle {
  color: var(--text-dim);
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.author-box-bio {
  color: var(--text);
  font-size: 0.92rem;
  line-height: 1.65;
  margin-bottom: 1rem;
  opacity: 0.95;
}

.author-box-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

@media (max-width: 767.98px) {
  .author-box-tags {
    justify-content: center;
  }
}

.author-box-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.75rem;
  padding: 0.25rem 0.55rem;
  border-radius: 6px;
  font-family: var(--font-sans);
}

.author-box-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

@media (max-width: 767.98px) {
  .author-box-actions {
    justify-content: center;
  }
}

.author-box-disclaimer {
  margin-top: 1rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.author-box-disclaimer strong {
  color: var(--text-dim);
}

/* Header Mini Author Widget */
.author-mini-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--node-green), #10b981);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.82rem;
  font-family: var(--font-mono);
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  flex-shrink: 0;
}

.author-header-name {
  color: var(--text) !important;
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.2;
}

/* Author Hero on Homepage */
.author-box-hero {
  border-left-width: 1px;
  border-top: 4px solid var(--node-green);
  margin-top: 0;
  margin-bottom: 0;
}

/* Global Light Mode Text / Contrast Safeguards */
.bg-surface {
  background-color: var(--surface) !important;
}

[data-theme="light"] .article-title.text-white,
[data-theme="light"] h1.text-white,
[data-theme="light"] h2.text-white,
[data-theme="light"] h3.text-white,
[data-theme="light"] h4.text-white,
[data-theme="light"] h5.text-white,
[data-theme="light"] h6.text-white,
[data-theme="light"] .author-box-name,
[data-theme="light"] .author-header-name,
[data-theme="light"] .card-node h5.text-white,
[data-theme="light"] .card-node h6.text-white,
[data-theme="light"] .card-node .text-white {
  color: var(--text) !important;
}

[data-theme="light"] .bg-dark:not(.vultr-promo-box):not(.badge-level-avancado) {
  background-color: var(--surface) !important;
  color: var(--text) !important;
  border-color: var(--border) !important;
}

[data-theme="light"] .btn-outline-light {
  color: var(--text) !important;
  border-color: var(--border) !important;
}
[data-theme="light"] .btn-outline-light:hover {
  background-color: var(--surface-hover) !important;
  color: var(--text) !important;
}


/* ================= Author Photo Avatars ================= */
.author-box-avatar {
  width: 78px;
  height: 78px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--node-green);
  box-shadow: 0 0 15px var(--node-green-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  position: relative;
  flex-shrink: 0;
}
.author-box-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  display: block;
}
.author-mini-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--node-green);
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
}
.author-mini-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  display: block;
}

/* ================= Crisp & Legible Badges System (WCAG AAA) ================= */
.badge-tech-review {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(16, 185, 129, 0.18);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.45);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.35rem 0.8rem;
  border-radius: 9999px;
  letter-spacing: 0.01em;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
[data-theme="light"] .badge-tech-review {
  background: #d1fae5;
  color: #065f46;
  border-color: #34d399;
  font-weight: 800;
}

.badge-category-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  text-decoration: none;
  transition: all 0.2s;
}
.badge-category-tag:hover {
  border-color: var(--node-green);
  color: var(--node-green-light);
}
[data-theme="light"] .badge-category-tag {
  background: #f1f5f9;
  color: #1e293b;
  border-color: #cbd5e1;
}

/* Override level badges with high legibility */
.badge-level {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  letter-spacing: 0.02em;
}
.badge-level-iniciante {
  background: rgba(34, 197, 94, 0.2);
  color: #4ade80;
  border: 1px solid rgba(34, 197, 94, 0.5);
}
[data-theme="light"] .badge-level-iniciante {
  background: #dcfce7;
  color: #166534;
  border-color: #4ade80;
  font-weight: 800;
}

.badge-level-intermediario {
  background: rgba(234, 179, 8, 0.2);
  color: #facc15;
  border: 1px solid rgba(234, 179, 8, 0.5);
}
[data-theme="light"] .badge-level-intermediario {
  background: #fef9c3;
  color: #713f12;
  border-color: #facc15;
  font-weight: 800;
}

.badge-level-avancado {
  background: rgba(239, 68, 68, 0.2);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.5);
}
[data-theme="light"] .badge-level-avancado {
  background: #fee2e2;
  color: #991b1b;
  border-color: #f87171;
  font-weight: 800;
}

/* ================= Social Share Bar ================= */
.share-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding: 1.1rem 1.35rem;
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin: 2rem 0;
  box-shadow: var(--shadow-sm);
}
.share-bar-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text);
  margin-right: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.btn-share {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 6px;
  text-decoration: none;
  transition: all 0.2s;
  border: 1px solid transparent;
}
.btn-share-whatsapp {
  background: rgba(37, 211, 102, 0.15);
  color: #25d366;
  border-color: rgba(37, 211, 102, 0.35);
}
.btn-share-whatsapp:hover {
  background: #25d366;
  color: #ffffff;
}
.btn-share-linkedin {
  background: rgba(10, 102, 194, 0.15);
  color: #0a66c2;
  border-color: rgba(10, 102, 194, 0.35);
}
.btn-share-linkedin:hover {
  background: #0a66c2;
  color: #ffffff;
}
.btn-share-x {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border);
}
.btn-share-x:hover {
  background: var(--text);
  color: var(--bg);
}
.btn-share-telegram {
  background: rgba(0, 136, 204, 0.15);
  color: #0088cc;
  border-color: rgba(0, 136, 204, 0.35);
}
.btn-share-telegram:hover {
  background: #0088cc;
  color: #ffffff;
}
.btn-share-copy {
  background: var(--surface);
  color: var(--text-dim);
  border-color: var(--border);
  cursor: pointer;
}
.btn-share-copy:hover {
  color: var(--text);
  border-color: var(--border-hover);
}



/* ================= Author Photo Avatars (Sleek Compact Size) ================= */
.author-box-avatar-wrapper {
  position: relative;
  flex-shrink: 0;
  display: inline-block;
}
.author-box-avatar {
  width: 56px !important;
  height: 56px !important;
  min-width: 56px !important;
  max-width: 56px !important;
  border-radius: 50% !important;
  overflow: hidden !important;
  border: 2px solid var(--node-green) !important;
  box-shadow: 0 0 12px var(--node-green-dim);
  display: flex !important;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  position: relative;
  flex-shrink: 0;
}
.author-box-avatar-img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  border-radius: 50% !important;
  display: block !important;
}
.author-box-badge-verified {
  position: absolute;
  bottom: -2px;
  right: -2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--surface-card);
  border: 2px solid var(--surface-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  color: #3b82f6;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.author-mini-avatar {
  width: 36px !important;
  height: 36px !important;
  min-width: 36px !important;
  max-width: 36px !important;
  border-radius: 50% !important;
  overflow: hidden !important;
  border: 2px solid var(--node-green) !important;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  flex-shrink: 0;
  display: flex !important;
  align-items: center;
  justify-content: center;
  background: var(--surface);
}
.author-mini-avatar-img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  border-radius: 50% !important;
  display: block !important;
}

/* ================= High Contrast Badges (Background is NEVER the color of text) ================= */
/* Dark Mode: Neutral dark solid background (#090d16), crisp pure white text (#ffffff), distinct colored border & icon */
.badge-tech-review {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: #090d16 !important;
  color: #ffffff !important;
  border: 1.5px solid #10b981 !important;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  letter-spacing: 0.01em;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}
.badge-tech-review i {
  color: #10b981 !important;
  font-size: 0.95rem;
}

.badge-category-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: #090d16 !important;
  color: #ffffff !important;
  border: 1.5px solid #38bdf8 !important;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  text-decoration: none;
  transition: all 0.2s;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}
.badge-category-tag i {
  color: #38bdf8 !important;
}
.badge-category-tag:hover {
  background: #111a2e !important;
  border-color: #0284c7 !important;
  color: #ffffff !important;
}

.badge-level {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  letter-spacing: 0.02em;
  background: #090d16 !important;
  color: #ffffff !important;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}
.badge-level-iniciante {
  border: 1.5px solid #10b981 !important;
}
.badge-level-iniciante::before {
  content: ""; background-color: #10b981;
  font-size: 0.8rem;
}
.badge-level-intermediario {
  border: 1.5px solid #f59e0b !important;
}
.badge-level-intermediario::before {
  content: ""; background-color: #f59e0b;
  font-size: 0.8rem;
}
.badge-level-avancado {
  border: 1.5px solid #ef4444 !important;
}
.badge-level-avancado::before {
  content: ""; background-color: #ef4444;
  font-size: 0.8rem;
}

.author-box-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: #090d16 !important;
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.15) !important;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.28rem 0.65rem;
  border-radius: 9999px;
}

.author-box-role-badge {
  display: inline-flex;
  align-items: center;
  background: #090d16 !important;
  color: #ffffff !important;
  border: 1.5px solid #10b981 !important;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.7rem;
  border-radius: 9999px;
}
.author-box-role-badge i {
  color: #10b981 !important;
}

/* Light Mode: Solid pure white background (#ffffff), deep dark slate text (#0f172a), distinct colored borders & icons */
[data-theme="light"] .badge-tech-review {
  background: #ffffff !important;
  color: #0f172a !important;
  border: 1.5px solid #059669 !important;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}
[data-theme="light"] .badge-tech-review i {
  color: #059669 !important;
}

[data-theme="light"] .badge-category-tag {
  background: #ffffff !important;
  color: #0f172a !important;
  border: 1.5px solid #0284c7 !important;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}
[data-theme="light"] .badge-category-tag i {
  color: #0284c7 !important;
}
[data-theme="light"] .badge-category-tag:hover {
  background: #f8fafc !important;
  color: #0f172a !important;
}

[data-theme="light"] .badge-level {
  background: #ffffff !important;
  color: #0f172a !important;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}
[data-theme="light"] .badge-level-iniciante {
  border: 1.5px solid #059669 !important;
}
[data-theme="light"] .badge-level-iniciante::before {
  color: #059669;
}
[data-theme="light"] .badge-level-intermediario {
  border: 1.5px solid #d97706 !important;
}
[data-theme="light"] .badge-level-intermediario::before {
  color: #d97706;
}
[data-theme="light"] .badge-level-avancado {
  border: 1.5px solid #dc2626 !important;
}
[data-theme="light"] .badge-level-avancado::before {
  color: #dc2626;
}

[data-theme="light"] .author-box-tag {
  background: #ffffff !important;
  color: #0f172a !important;
  border: 1px solid #cbd5e1 !important;
}

[data-theme="light"] .author-box-role-badge {
  background: #ffffff !important;
  color: #0f172a !important;
  border: 1.5px solid #059669 !important;
}
[data-theme="light"] .author-box-role-badge i {
  color: #059669 !important;
}

/* ================= Sleek Minimalist Share Widget ================= */
.share-widget {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.6rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 9999px;
  box-shadow: var(--shadow-sm);
}
.share-widget-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-dim);
  padding-left: 0.4rem;
  padding-right: 0.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.share-icon-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--text-dim);
  border: 1px solid transparent;
  text-decoration: none;
  font-size: 0.95rem;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  padding: 0;
}
.share-icon-btn:hover {
  transform: translateY(-2px);
}
.share-icon-whatsapp:hover {
  background: rgba(37, 211, 102, 0.15);
  color: #25d366;
  border-color: rgba(37, 211, 102, 0.4);
}
.share-icon-linkedin:hover {
  background: rgba(10, 102, 194, 0.15);
  color: #0a66c2;
  border-color: rgba(10, 102, 194, 0.4);
}
.share-icon-x:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.35);
}
[data-theme="light"] .share-icon-x:hover {
  background: rgba(0, 0, 0, 0.08);
  color: #000000;
  border-color: #cbd5e1;
}
.share-icon-telegram:hover {
  background: rgba(34, 158, 217, 0.15);
  color: #229ed9;
  border-color: rgba(34, 158, 217, 0.4);
}
.share-icon-copy:hover {
  background: var(--node-green-dim);
  color: var(--node-green-light);
  border-color: var(--node-green);
}

/* ================= Global Badge Contrast Safeguards ================= */
/* Guarantee that text is NEVER low contrast or matching background color */
.badge.bg-success,
a.badge.bg-success {
  background-color: #10b981 !important;
  color: #ffffff !important;
  border: 1px solid #059669 !important;
}
.badge.bg-success.bg-opacity-20,
.badge.bg-success.bg-opacity-10,
.badge.bg-success.text-success {
  background-color: #10b981 !important;
  color: #ffffff !important;
}
.badge.bg-primary {
  background-color: #2563eb !important;
  color: #ffffff !important;
}
.badge.bg-warning {
  background-color: #f59e0b !important;
  color: #0f172a !important; /* High contrast dark text on amber */
  font-weight: 800 !important;
}
.badge.bg-danger {
  background-color: #ef4444 !important;
  color: #ffffff !important;
}
.badge.bg-info {
  background-color: #0284c7 !important;
  color: #ffffff !important;
}

/* ================= Foolproof Badge Level Indicators ================= */
.badge-level {
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.45rem !important;
  font-family: var(--font-mono) !important;
  font-size: 0.78rem !important;
  font-weight: 700 !important;
  padding: 0.35rem 0.85rem !important;
  border-radius: 9999px !important;
  letter-spacing: 0.02em !important;
  background: #090d16 !important;
  color: #ffffff !important;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3) !important;
  line-height: 1.2 !important;
}

.badge-level::before {
  content: "" !important;
  display: inline-block !important;
  width: 8px !important;
  height: 8px !important;
  min-width: 8px !important;
  border-radius: 50% !important;
  flex-shrink: 0 !important;
  margin: 0 !important;
}

.badge-level-iniciante {
  border: 1.5px solid #10b981 !important;
}
.badge-level-iniciante::before {
  background-color: #10b981 !important;
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.8) !important;
}

.badge-level-intermediario {
  border: 1.5px solid #f59e0b !important;
}
.badge-level-intermediario::before {
  background-color: #f59e0b !important;
  box-shadow: 0 0 6px rgba(245, 158, 11, 0.8) !important;
}

.badge-level-avancado {
  border: 1.5px solid #ef4444 !important;
}
.badge-level-avancado::before {
  background-color: #ef4444 !important;
  box-shadow: 0 0 6px rgba(239, 68, 68, 0.8) !important;
}

[data-theme="light"] .badge-level {
  background: #ffffff !important;
  color: #0f172a !important;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08) !important;
}
[data-theme="light"] .badge-level-iniciante {
  border: 1.5px solid #059669 !important;
}
[data-theme="light"] .badge-level-iniciante::before {
  background-color: #059669 !important;
  box-shadow: none !important;
}
[data-theme="light"] .badge-level-intermediario {
  border: 1.5px solid #d97706 !important;
}
[data-theme="light"] .badge-level-intermediario::before {
  background-color: #d97706 !important;
  box-shadow: none !important;
}
[data-theme="light"] .badge-level-avancado {
  border: 1.5px solid #dc2626 !important;
}
[data-theme="light"] .badge-level-avancado::before {
  background-color: #dc2626 !important;
  box-shadow: none !important;
}