/* ==========================================================================
   CipherHQ Brand CSS — Dark Theme
   All classes prefixed with "ch-"
   ========================================================================== */

:root {
  --ch-purple: #A855F7;
  --ch-purple-dark: #6B21A8;
  --ch-teal: #2DD4BF;
  --ch-bg: #0F172A;
  --ch-surface: #1E293B;
  --ch-border: #334155;
  --ch-text: #FFFFFF;
  --ch-text-muted: #94A3B8;
  --ch-text-dim: #64748B;
  --ch-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --ch-radius: 12px;
  --ch-radius-sm: 8px;
}

/* ==========================================================================
   Ananke Theme Overrides — Force Dark Mode
   ========================================================================== */

html, body {
  background-color: var(--ch-bg) !important;
  color: var(--ch-text) !important;
  font-family: var(--ch-font) !important;
}

.bg-primary { background-color: var(--ch-bg) !important; }
.bg-near-white, .bg-light-gray { background-color: var(--ch-surface) !important; }

/* Ananke header/nav */
.ananke-socials a,
nav a,
.fw1, .fw3, .fw4, .fw6,
.f6, .f5, .f4, .f3, .f2, .f1,
.near-white, .white, .dark-gray, .mid-gray, .gray {
  color: var(--ch-text) !important;
}

nav a:hover {
  color: var(--ch-purple) !important;
}

.site-header,
header.bg-primary {
  background-color: var(--ch-bg) !important;
}

/* Override Ananke featured image header */
.cover-image { display: none !important; }

/* Footer */
footer {
  background-color: var(--ch-surface) !important;
  color: var(--ch-text-muted) !important;
  border-top: 1px solid var(--ch-border);
}

footer a { color: var(--ch-purple) !important; }
footer a:hover { color: var(--ch-teal) !important; }

/* Links global */
a { color: var(--ch-purple); transition: color 0.2s; }
a:hover { color: var(--ch-teal); }

/* ==========================================================================
   Layout
   ========================================================================== */

.ch-container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ==========================================================================
   Hero
   ========================================================================== */

.ch-hero {
  position: relative;
  padding: 8rem 0 6rem;
  text-align: center;
  overflow: hidden;
}

.ch-hero-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(168,85,247,0.15) 0%, rgba(45,212,191,0.05) 40%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.ch-hero .ch-container {
  position: relative;
  z-index: 1;
}

.ch-hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  color: var(--ch-text);
}

.ch-gradient-text {
  background: linear-gradient(135deg, var(--ch-purple), var(--ch-teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.ch-hero-subtitle {
  font-size: 1.25rem;
  color: var(--ch-text-muted);
  max-width: 560px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}

.ch-hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.ch-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  border-radius: var(--ch-radius-sm);
  font-family: var(--ch-font);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
}

.ch-btn-primary {
  background: linear-gradient(135deg, var(--ch-purple), var(--ch-purple-dark));
  color: #fff;
  box-shadow: 0 0 20px rgba(168,85,247,0.3);
}

.ch-btn-primary:hover {
  background: linear-gradient(135deg, #B975F9, var(--ch-purple));
  box-shadow: 0 0 30px rgba(168,85,247,0.5);
  color: #fff;
  transform: translateY(-1px);
}

.ch-btn-secondary {
  background: transparent;
  color: var(--ch-text);
  border: 1px solid var(--ch-border);
}

.ch-btn-secondary:hover {
  border-color: var(--ch-purple);
  color: var(--ch-purple);
}

/* ==========================================================================
   Section Titles
   ========================================================================== */

.ch-section-title {
  font-size: 2.25rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
  color: var(--ch-text);
}

.ch-section-subtitle {
  font-size: 1.1rem;
  color: var(--ch-text-muted);
  text-align: center;
  margin-bottom: 3rem;
}

/* ==========================================================================
   Products
   ========================================================================== */

.ch-products {
  padding: 5rem 0;
}

.ch-product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.ch-product-card {
  background: var(--ch-surface);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius);
  padding: 2rem;
  text-decoration: none;
  color: var(--ch-text);
  transition: all 0.3s ease;
  /* Glassmorphism */
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

a.ch-product-card:hover {
  border-color: var(--ch-purple);
  box-shadow: 0 0 30px rgba(168,85,247,0.15);
  transform: translateY(-2px);
  color: var(--ch-text);
}

.ch-product-icon {
  width: 64px;
  height: auto;
  margin-bottom: 1rem;
  border-radius: var(--ch-radius-sm);
}

.ch-product-name {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.ch-product-tagline {
  font-size: 0.95rem;
  color: var(--ch-text-muted);
  line-height: 1.5;
  margin: 0;
}

.ch-product-coming-soon {
  border-style: dashed;
  opacity: 0.6;
}

.ch-product-placeholder-icon {
  margin-bottom: 1rem;
}

.ch-text-dim {
  color: var(--ch-text-dim) !important;
}

/* ==========================================================================
   Values
   ========================================================================== */

.ch-values {
  padding: 5rem 0;
}

.ch-values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.ch-value-card {
  background: var(--ch-surface);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius);
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.ch-value-card:hover {
  border-color: var(--ch-purple);
  box-shadow: 0 0 24px rgba(168,85,247,0.1);
}

.ch-value-icon {
  margin-bottom: 1.25rem;
}

.ch-value-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--ch-text);
}

.ch-value-desc {
  font-size: 0.9rem;
  color: var(--ch-text-muted);
  line-height: 1.6;
  margin: 0;
}

/* ==========================================================================
   Newsletter
   ========================================================================== */

.ch-newsletter {
  padding: 5rem 0;
}

.ch-newsletter-card {
  position: relative;
  background: var(--ch-surface);
  border-radius: var(--ch-radius);
  padding: 3rem;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
  /* Gradient border effect */
  border: 2px solid transparent;
  background-clip: padding-box;
  box-shadow: 0 0 0 2px var(--ch-border);
}

.ch-newsletter-card::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: calc(var(--ch-radius) + 2px);
  background: linear-gradient(135deg, var(--ch-purple), var(--ch-teal));
  z-index: -1;
  opacity: 0.5;
}

.ch-newsletter-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--ch-text);
}

.ch-newsletter-desc {
  color: var(--ch-text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.ch-newsletter-form {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

.ch-newsletter-input {
  flex: 1;
  min-width: 200px;
  max-width: 320px;
  padding: 0.75rem 1rem;
  border-radius: var(--ch-radius-sm);
  border: 1px solid var(--ch-border);
  background: var(--ch-bg);
  color: var(--ch-text);
  font-family: var(--ch-font);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.ch-newsletter-input::placeholder {
  color: var(--ch-text-dim);
}

.ch-newsletter-input:focus {
  border-color: var(--ch-purple);
}

/* ==========================================================================
   Social Links
   ========================================================================== */

.ch-social-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.ch-social-link {
  color: var(--ch-text-muted);
  transition: color 0.2s;
}

.ch-social-link:hover {
  color: var(--ch-purple);
}

/* ==========================================================================
   List Page
   ========================================================================== */

.ch-list-page {
  padding: 4rem 0;
}

.ch-page-header {
  margin-bottom: 3rem;
}

.ch-page-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  color: var(--ch-text);
}

.ch-page-desc {
  font-size: 1.1rem;
  color: var(--ch-text-muted);
}

.ch-content-body {
  color: var(--ch-text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.ch-content-body h2 {
  color: var(--ch-text);
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.ch-content-body strong {
  color: var(--ch-text);
}

.ch-post-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.ch-post-item {
  background: var(--ch-surface);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius);
  transition: all 0.2s ease;
}

.ch-post-item:hover {
  border-color: var(--ch-purple);
  box-shadow: 0 0 20px rgba(168,85,247,0.1);
}

.ch-post-link {
  display: block;
  padding: 1.5rem 2rem;
  text-decoration: none;
  color: var(--ch-text);
}

.ch-post-link:hover {
  color: var(--ch-text);
}

.ch-post-meta {
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--ch-text-dim);
  margin-bottom: 0.5rem;
}

.ch-post-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--ch-text);
}

.ch-post-excerpt {
  font-size: 0.95rem;
  color: var(--ch-text-muted);
  line-height: 1.5;
  margin: 0;
}

/* ==========================================================================
   Single / Article Page
   ========================================================================== */

.ch-single-page {
  padding: 4rem 0;
}

.ch-article-header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--ch-border);
}

.ch-article-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--ch-text);
  line-height: 1.2;
}

.ch-article-meta {
  display: flex;
  gap: 1.5rem;
  font-size: 0.9rem;
  color: var(--ch-text-dim);
}

.ch-article-body {
  max-width: 720px;
  color: var(--ch-text-muted);
  line-height: 1.8;
  font-size: 1.05rem;
}

.ch-article-body h2 {
  color: var(--ch-text);
  font-size: 1.75rem;
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.ch-article-body h3 {
  color: var(--ch-text);
  font-size: 1.3rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.ch-article-body p {
  margin-bottom: 1.25rem;
}

.ch-article-body strong {
  color: var(--ch-text);
}

.ch-article-body ol, .ch-article-body ul {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.ch-article-body li {
  margin-bottom: 0.5rem;
}

.ch-article-body code {
  background: var(--ch-bg);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
  color: var(--ch-teal);
}

.ch-article-body pre {
  background: var(--ch-bg);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius-sm);
  padding: 1.25rem;
  overflow-x: auto;
  margin-bottom: 1.5rem;
}

.ch-article-body pre code {
  background: none;
  padding: 0;
}

.ch-article-body blockquote {
  border-left: 3px solid var(--ch-purple);
  padding-left: 1.25rem;
  margin: 1.5rem 0;
  color: var(--ch-text-muted);
  font-style: italic;
}

.ch-article-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--ch-border);
}

.ch-back-link {
  color: var(--ch-purple);
  text-decoration: none;
  font-weight: 500;
}

.ch-back-link:hover {
  color: var(--ch-teal);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 768px) {
  .ch-hero-title {
    font-size: 2.25rem;
  }
  .ch-values-grid {
    grid-template-columns: 1fr;
  }
  .ch-product-grid {
    grid-template-columns: 1fr;
  }
  .ch-article-title {
    font-size: 1.75rem;
  }
}

/* ==========================================================================
   Nav
   ========================================================================== */

.ch-body { margin: 0; }
.ch-nav {
    padding: 16px 24px;
    background: var(--ch-bg);
    border-bottom: 1px solid var(--ch-border);
}
.ch-nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.ch-nav-logo { height: 32px; }
.ch-nav-links { display: flex; gap: 24px; }
.ch-nav-link {
    font-size: 14px;
    color: var(--ch-text-muted);
    text-decoration: none;
    transition: color 0.2s;
}
.ch-nav-link:hover { color: var(--ch-text); }

/* ==========================================================================
   Custom Footer
   ========================================================================== */

.ch-footer {
    padding: 32px 24px;
    background: var(--ch-bg);
    border-top: 1px solid var(--ch-border);
    text-align: center;
}
.ch-footer-inner { max-width: 1200px; margin: 0 auto; }
.ch-footer-brand {
    font-family: var(--ch-font);
    font-size: 18px;
    font-weight: 600;
    color: var(--ch-text);
    margin: 0 0 4px;
}
.ch-footer-copy {
    font-size: 13px;
    color: var(--ch-text-muted);
    margin: 0;
}