/* ==========================================================================
   NEXUS THEME — Core Stylesheet v1.0.0
   CODEBYTE DYNAMICS SRL
   ========================================================================== */

:root {
  --nx-bg-primary: #06080d;
  --nx-bg-secondary: #0c1017;
  --nx-bg-card: #10151e;
  --nx-bg-card-hover: #161d2a;
  --nx-bg-surface: #1a2030;
  --nx-accent: #00e5ff;
  --nx-accent-muted: rgba(0, 229, 255, 0.12);
  --nx-accent-green: #39ff85;
  --nx-accent-orange: #ff7b3a;
  --nx-accent-purple: #a78bfa;
  --nx-text-primary: #e8edf5;
  --nx-text-secondary: #7a8599;
  --nx-text-muted: #4a5568;
  --nx-border: rgba(255, 255, 255, 0.06);
  --nx-border-hover: rgba(0, 229, 255, 0.2);
  --nx-radius: 16px;
  --nx-radius-sm: 10px;
  --nx-radius-xs: 6px;
  --nx-font-display: 'Outfit', system-ui, sans-serif;
  --nx-font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --nx-font-serif: 'Instrument Serif', Georgia, serif;
  --nx-glow: 0 0 60px rgba(0, 229, 255, 0.08);
  --nx-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --nx-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --nx-shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --nx-container: 1400px;
  --nx-gutter: 48px;
  --nx-ease: cubic-bezier(0.4, 0, 0.2, 1);
  --nx-duration: 0.2s;
}

[data-theme="light"] {
  --nx-bg-primary: #f5f7fa;
  --nx-bg-secondary: #edf0f5;
  --nx-bg-card: #ffffff;
  --nx-bg-card-hover: #f0f4f8;
  --nx-bg-surface: #e8ecf1;
  --nx-accent: #0077b6;
  --nx-accent-muted: rgba(0, 119, 182, 0.1);
  --nx-text-primary: #0f172a;
  --nx-text-secondary: #475569;
  --nx-text-muted: #94a3b8;
  --nx-border: rgba(0, 0, 0, 0.08);
  --nx-border-hover: rgba(0, 119, 182, 0.25);
  --nx-glow: 0 0 60px rgba(0, 119, 182, 0.06);
  --nx-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --nx-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
}

/* === RESET === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; font-size: 16px; }
body {
  font-family: var(--nx-font-display);
  background: var(--nx-bg-primary);
  color: var(--nx-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }

/* === ACCESSIBILITY === */
.skip-link {
  position: absolute; top: -100%; left: 0; z-index: 10000;
  padding: 12px 24px; background: var(--nx-accent); color: var(--nx-bg-primary);
  font-weight: 700; font-size: 14px; text-decoration: none;
  border-radius: 0 0 var(--nx-radius-sm) 0; transition: top var(--nx-duration);
}
.skip-link:focus { top: 0; outline: 3px solid var(--nx-accent); outline-offset: 2px; }
:focus-visible { outline: 2px solid var(--nx-accent); outline-offset: 3px; border-radius: 2px; }

.screen-reader-text {
  border: 0; clip: rect(1px, 1px, 1px, 1px); clip-path: inset(50%);
  height: 1px; margin: -1px; overflow: hidden; padding: 0;
  position: absolute; width: 1px; word-wrap: normal !important;
}
.screen-reader-text:focus {
  background: var(--nx-bg-card); clip: auto !important; clip-path: none;
  color: var(--nx-text-primary); display: block; font-size: 14px; font-weight: 600;
  height: auto; left: 5px; padding: 15px 23px 14px; text-decoration: none;
  top: 5px; width: auto; z-index: 100000;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important; animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important; scroll-behavior: auto !important;
  }
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 { font-family: var(--nx-font-display); font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; color: var(--nx-text-primary); }
h1 { font-size: clamp(2.25rem, 5vw, 4rem); font-weight: 900; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); font-weight: 800; }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: clamp(1.1rem, 2vw, 1.35rem); }
h5 { font-size: 1.1rem; }
h6 { font-size: 0.95rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; }
p { color: var(--nx-text-secondary); line-height: 1.75; max-width: 72ch; }
a { color: var(--nx-accent); text-decoration: none; transition: color var(--nx-duration) var(--nx-ease); }
a:hover { color: var(--nx-text-primary); }
strong, b { font-weight: 700; color: var(--nx-text-primary); }
em, i { font-family: var(--nx-font-serif); font-style: italic; }
code, kbd, pre, samp { font-family: var(--nx-font-mono); font-size: 0.9em; }
code { background: var(--nx-bg-card); padding: 2px 8px; border-radius: var(--nx-radius-xs); border: 1px solid var(--nx-border); color: var(--nx-accent); }
pre { background: var(--nx-bg-secondary); padding: 24px; border-radius: var(--nx-radius-sm); border: 1px solid var(--nx-border); overflow-x: auto; line-height: 1.8; }
pre code { background: none; padding: 0; border: none; color: var(--nx-text-primary); }
blockquote { border-left: 3px solid var(--nx-accent); padding: 16px 24px; margin: 24px 0; background: var(--nx-bg-card); border-radius: 0 var(--nx-radius-sm) var(--nx-radius-sm) 0; font-family: var(--nx-font-serif); font-style: italic; font-size: 1.1em; color: var(--nx-text-secondary); }
blockquote cite { display: block; margin-top: 12px; font-family: var(--nx-font-display); font-style: normal; font-size: 0.8em; color: var(--nx-text-muted); }
hr { border: none; height: 1px; background: var(--nx-border); margin: 48px 0; }
ul, ol { padding-left: 1.5em; color: var(--nx-text-secondary); }
li { margin-bottom: 0.5em; }
table { width: 100%; border-collapse: collapse; margin: 24px 0; }
th, td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--nx-border); }
th { font-weight: 600; color: var(--nx-text-primary); background: var(--nx-bg-card); font-size: 0.85em; text-transform: uppercase; letter-spacing: 0.06em; }

.italic-serif { font-family: var(--nx-font-serif); font-style: italic; }

/* === LAYOUT === */
.nexus-container { max-width: var(--nx-container); margin: 0 auto; padding: 0 var(--nx-gutter); }
.nexus-section { padding: 100px 0; position: relative; }
@media (max-width: 1024px) { :root { --nx-gutter: 32px; } }
@media (max-width: 640px) { :root { --nx-gutter: 20px; } .nexus-section { padding: 64px 0; } }

/* === AMBIENT GLOW === */
.nexus-ambient-glow {
  position: fixed; width: 600px; height: 600px; border-radius: 50%;
  pointer-events: none; z-index: -1; opacity: 0.04;
  filter: blur(120px);
}
.nexus-ambient-glow--cyan { top: -200px; right: -100px; background: var(--nx-accent); }
.nexus-ambient-glow--purple { bottom: -200px; left: -100px; background: var(--nx-accent-purple); }

/* === HEADER === */
.site-header {
  position: sticky; top: 0; z-index: 99;
  background: rgba(6, 8, 13, 0.85);
  backdrop-filter: blur(24px) saturate(1.3);
  -webkit-backdrop-filter: blur(24px) saturate(1.3);
  border-bottom: 1px solid var(--nx-border);
  padding: 0 var(--nx-gutter);
  transition: all 0.3s var(--nx-ease);
}
[data-theme="light"] .site-header { background: rgba(245, 247, 250, 0.9); }
.site-header.is-scrolled { box-shadow: var(--nx-shadow-md); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; max-width: var(--nx-container); margin: 0 auto; }

.site-header__brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--nx-text-primary); }
.site-header__brand .custom-logo-link { display: flex; align-items: center; }
.site-header__brand .custom-logo { max-height: 40px; width: auto; }
.site-header__title { font-weight: 800; font-size: 20px; letter-spacing: -0.5px; color: var(--nx-text-primary); text-decoration: none; }
.site-header__title span { color: var(--nx-accent); }

.primary-navigation { display: flex; align-items: center; }
.primary-navigation ul { display: flex; gap: 4px; list-style: none; padding: 0; margin: 0; }
.primary-navigation li { margin: 0; position: relative; }
.primary-navigation a { display: flex; align-items: center; gap: 4px; padding: 8px 16px; font-size: 14px; font-weight: 500; color: var(--nx-text-secondary); border-radius: 8px; transition: all var(--nx-duration) var(--nx-ease); text-decoration: none; white-space: nowrap; }
.primary-navigation a:hover, .primary-navigation .current-menu-item > a, .primary-navigation .current-menu-ancestor > a { color: var(--nx-accent); background: var(--nx-accent-muted); }
.primary-navigation .sub-menu { position: absolute; top: calc(100% + 8px); left: 0; min-width: 220px; background: var(--nx-bg-card); border: 1px solid var(--nx-border); border-radius: var(--nx-radius-sm); padding: 8px; opacity: 0; visibility: hidden; transform: translateY(4px); transition: all var(--nx-duration) var(--nx-ease); box-shadow: var(--nx-shadow-lg); display: flex; flex-direction: column; gap: 2px; z-index: 100; }
.primary-navigation li:hover > .sub-menu, .primary-navigation li:focus-within > .sub-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.primary-navigation .sub-menu a { padding: 10px 14px; font-size: 13px; border-radius: var(--nx-radius-xs); }

.nexus-menu-toggle { display: none; background: none; border: 1px solid var(--nx-border); color: var(--nx-text-primary); width: 44px; height: 44px; border-radius: var(--nx-radius-sm); cursor: pointer; align-items: center; justify-content: center; font-size: 20px; }
.site-header__actions { display: flex; align-items: center; gap: 12px; }
.nexus-search-toggle, .nexus-theme-toggle { width: 40px; height: 40px; border-radius: var(--nx-radius-sm); border: 1px solid var(--nx-border); background: transparent; color: var(--nx-text-secondary); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all var(--nx-duration) var(--nx-ease); font-size: 16px; }
.nexus-search-toggle:hover, .nexus-theme-toggle:hover { border-color: var(--nx-border-hover); color: var(--nx-accent); background: var(--nx-accent-muted); }
.header-cta { display: inline-flex; align-items: center; gap: 8px; background: linear-gradient(135deg, var(--nx-accent), #00b8d4); color: var(--nx-bg-primary); border: none; padding: 10px 22px; border-radius: var(--nx-radius-sm); font-weight: 600; font-size: 13px; font-family: var(--nx-font-display); cursor: pointer; letter-spacing: 0.2px; transition: all var(--nx-duration) var(--nx-ease); box-shadow: 0 0 20px rgba(0, 229, 255, 0.15); text-decoration: none; }
.header-cta:hover { transform: translateY(-1px); box-shadow: 0 4px 30px rgba(0, 229, 255, 0.3); color: var(--nx-bg-primary); }

@media (max-width: 1024px) {
  .primary-navigation { display: none; }
  .primary-navigation.is-open { display: block; position: absolute; top: 72px; left: 0; right: 0; background: var(--nx-bg-card); border-bottom: 1px solid var(--nx-border); padding: 16px; z-index: 100; }
  .primary-navigation.is-open ul { flex-direction: column; }
  .primary-navigation .sub-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; padding-left: 16px; }
  .nexus-menu-toggle { display: flex; }
  .header-cta { display: none; }
}

/* === SEARCH OVERLAY === */
.search-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(6, 8, 13, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden;
  transition: opacity 0.3s var(--nx-ease), visibility 0.3s var(--nx-ease);
}
[data-theme="light"] .search-overlay { background: rgba(245, 247, 250, 0.95); }
.search-overlay.is-active { opacity: 1; visibility: visible; }
.search-overlay__form { width: 100%; max-width: 640px; padding: 0 var(--nx-gutter); }
.search-overlay__input {
  width: 100%; background: transparent; border: none;
  border-bottom: 2px solid var(--nx-border);
  font-family: var(--nx-font-display); font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 300; color: var(--nx-text-primary);
  padding: 16px 0; outline: none;
  transition: border-color var(--nx-duration) var(--nx-ease);
}
.search-overlay__input::placeholder { color: var(--nx-text-muted); }
.search-overlay__input:focus { border-color: var(--nx-accent); }
.search-overlay__close {
  position: absolute; top: 24px; right: 32px;
  background: none; border: 1px solid var(--nx-border); color: var(--nx-text-secondary);
  width: 48px; height: 48px; border-radius: var(--nx-radius-sm);
  font-size: 24px; cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all var(--nx-duration) var(--nx-ease);
}
.search-overlay__close:hover { border-color: var(--nx-border-hover); color: var(--nx-accent); }

/* === BUTTONS === */
.btn-primary, .btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: var(--nx-radius-sm);
  font-family: var(--nx-font-display); font-weight: 600; font-size: 14px;
  cursor: pointer; transition: all var(--nx-duration) var(--nx-ease);
  text-decoration: none; border: none; letter-spacing: 0.2px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--nx-accent), #00b8d4);
  color: var(--nx-bg-primary);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.15);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 4px 30px rgba(0, 229, 255, 0.3); color: var(--nx-bg-primary); }
.btn-secondary {
  background: transparent; color: var(--nx-text-secondary);
  border: 1px solid var(--nx-border);
}
.btn-secondary:hover { border-color: var(--nx-border-hover); color: var(--nx-accent); background: var(--nx-accent-muted); }

/* === HERO SECTION === */
.hero-section {
  min-height: calc(100vh - 72px);
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 64px; align-items: center;
  max-width: var(--nx-container); margin: 0 auto;
  padding: 80px var(--nx-gutter);
}
.hero-section__content { display: flex; flex-direction: column; gap: 24px; }
.hero-section__visual { position: relative; display: flex; flex-direction: column; gap: 24px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--nx-font-mono); font-size: 13px; font-weight: 500;
  color: var(--nx-accent); background: var(--nx-accent-muted);
  padding: 8px 16px; border-radius: 100px; border: 1px solid var(--nx-border-hover);
  width: fit-content;
}
.hero-badge__pulse {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--nx-accent-green);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.8); } }

.hero-description {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--nx-text-secondary); line-height: 1.75;
  max-width: 540px;
}
.hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }

.hero-stat-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.hero-stat-card {
  background: var(--nx-bg-card); border: 1px solid var(--nx-border);
  border-radius: var(--nx-radius-sm); padding: 20px; text-align: center;
  transition: all 0.3s var(--nx-ease);
}
.hero-stat-card:hover { border-color: var(--nx-border-hover); box-shadow: var(--nx-glow); }
.hero-stat-card__icon { font-size: 24px; margin-bottom: 8px; }
.hero-stat-card__value { font-family: var(--nx-font-mono); font-size: 1.5rem; font-weight: 800; color: var(--nx-accent); }
.hero-stat-card__value span { font-size: 0.8em; opacity: 0.7; }
.hero-stat-card__label { font-size: 12px; color: var(--nx-text-muted); margin-top: 4px; font-weight: 500; }

@media (max-width: 1024px) {
  .hero-section { grid-template-columns: 1fr; min-height: auto; padding: 64px var(--nx-gutter); gap: 48px; }
  .hero-section__visual { order: -1; }
}
@media (max-width: 640px) {
  .hero-section { padding: 40px var(--nx-gutter); }
  .hero-stat-cards { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn-primary, .hero-actions .btn-secondary { justify-content: center; }
}

/* === TERMINAL WINDOW === */
.terminal-window {
  background: var(--nx-bg-card); border: 1px solid var(--nx-border);
  border-radius: var(--nx-radius); overflow: hidden;
  box-shadow: var(--nx-shadow-lg);
}
.terminal-header {
  display: flex; align-items: center; gap: 8px;
  padding: 14px 18px; background: var(--nx-bg-secondary);
  border-bottom: 1px solid var(--nx-border);
}
.terminal-dot { width: 12px; height: 12px; border-radius: 50%; }
.terminal-dot--red { background: #ff5f57; }
.terminal-dot--yellow { background: #febc2e; }
.terminal-dot--green { background: #28c840; }
.terminal-title { font-family: var(--nx-font-mono); font-size: 12px; color: var(--nx-text-muted); margin-left: 8px; }
.terminal-body {
  padding: 20px 24px;
  font-family: var(--nx-font-mono); font-size: 13px; line-height: 1.9;
  color: var(--nx-text-secondary);
}
.line-comment { color: var(--nx-text-muted); }
.line-key { color: var(--nx-accent); }
.line-value { color: var(--nx-accent-green); }
.line-prompt { color: var(--nx-accent-orange); font-weight: 700; }
.terminal-cursor {
  display: inline-block; width: 8px; height: 16px;
  background: var(--nx-accent); vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* === TRUST BAR === */
.trust-bar {
  background: var(--nx-bg-secondary); border-top: 1px solid var(--nx-border);
  border-bottom: 1px solid var(--nx-border); padding: 24px 0;
}
.trust-bar__inner {
  max-width: var(--nx-container); margin: 0 auto;
  padding: 0 var(--nx-gutter);
  display: flex; align-items: center; gap: 32px;
}
.trust-bar__label {
  font-family: var(--nx-font-mono); font-size: 12px; font-weight: 600;
  color: var(--nx-text-muted); text-transform: uppercase; letter-spacing: 0.08em;
  white-space: nowrap;
}
.trust-bar__logos { display: flex; align-items: center; gap: 32px; flex-wrap: wrap; }
.trust-bar__logo {
  font-family: var(--nx-font-display); font-weight: 700; font-size: 15px;
  color: var(--nx-text-muted); opacity: 0.5;
  transition: opacity var(--nx-duration) var(--nx-ease);
  letter-spacing: 0.02em;
}
.trust-bar__logo:hover { opacity: 0.8; }
@media (max-width: 640px) {
  .trust-bar__inner { flex-direction: column; gap: 16px; text-align: center; }
  .trust-bar__logos { justify-content: center; }
}

/* === SECTION HEADERS === */
.nexus-section__label {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--nx-font-mono); font-size: 12px; font-weight: 600;
  color: var(--nx-accent); text-transform: uppercase; letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.nexus-section__label::before { content: ''; width: 12px; height: 2px; background: var(--nx-accent); border-radius: 1px; }
.nexus-section__title { margin-bottom: 16px; }
.nexus-section__subtitle { font-size: 16px; margin: 0 auto 56px; color: var(--nx-text-secondary); max-width: 640px; }

/* === SERVICES GRID === */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.service-card {
  background: var(--nx-bg-card); border: 1px solid var(--nx-border);
  border-radius: var(--nx-radius); padding: 32px;
  transition: all 0.3s var(--nx-ease);
}
.service-card:hover { border-color: var(--nx-border-hover); background: var(--nx-bg-card-hover); box-shadow: var(--nx-glow); transform: translateY(-2px); }
.service-card__icon { font-size: 28px; margin-bottom: 20px; display: block; }
.service-card__title { font-size: 1.15rem; font-weight: 700; margin-bottom: 12px; }
.service-card__desc { font-size: 14px; line-height: 1.7; color: var(--nx-text-secondary); margin-bottom: 16px; }
.service-card__link { font-size: 13px; font-weight: 600; color: var(--nx-accent); transition: color var(--nx-duration) var(--nx-ease); }
.service-card__link:hover { color: var(--nx-text-primary); }

@media (max-width: 1024px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .services-grid { grid-template-columns: 1fr; } }

/* === STATS BANNER === */
.stats-banner {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--nx-bg-card); border: 1px solid var(--nx-border);
  border-radius: var(--nx-radius); overflow: hidden;
  max-width: var(--nx-container); margin: 0 auto;
}
.stats-banner__item { padding: 40px; text-align: center; border-right: 1px solid var(--nx-border); }
.stats-banner__item:last-child { border-right: none; }
.stats-banner__value { font-family: var(--nx-font-mono); font-size: 2rem; font-weight: 800; color: var(--nx-accent); margin-bottom: 4px; }
.stats-banner__value span { font-size: 0.75em; opacity: 0.7; }
.stats-banner__label { font-size: 13px; color: var(--nx-text-muted); }
@media (max-width: 640px) {
  .stats-banner { grid-template-columns: repeat(2, 1fr); }
  .stats-banner__item { padding: 24px; }
  .stats-banner__item:nth-child(2) { border-right: none; }
}

/* === FEATURES GRID === */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 48px; }
.feature-item {
  background: var(--nx-bg-card); border: 1px solid var(--nx-border);
  border-radius: var(--nx-radius-sm); padding: 24px;
  transition: all 0.3s var(--nx-ease);
}
.feature-item:hover { border-color: var(--nx-border-hover); background: var(--nx-bg-card-hover); }
.feature-item__icon { font-size: 24px; margin-bottom: 12px; display: block; }
.feature-item__title { font-size: 0.95rem; font-weight: 700; margin-bottom: 8px; }
.feature-item__desc { font-size: 13px; line-height: 1.65; color: var(--nx-text-secondary); }

@media (max-width: 1024px) { .features-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .features-grid { grid-template-columns: 1fr; } }

/* === PORTFOLIO CARDS === */
.portfolio-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 48px; }
.portfolio-card { background: var(--nx-bg-card); border: 1px solid var(--nx-border); border-radius: var(--nx-radius); overflow: hidden; transition: all 0.3s var(--nx-ease); }
.portfolio-card:hover { border-color: var(--nx-border-hover); transform: translateY(-4px); box-shadow: var(--nx-glow); }
.portfolio-card__thumb { aspect-ratio: 4/3; overflow: hidden; position: relative; }
.portfolio-card__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--nx-ease); }
.portfolio-card:hover .portfolio-card__thumb img { transform: scale(1.08); }
.portfolio-card__body { padding: 24px; }
.portfolio-card__tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.portfolio-card__tag { background: var(--nx-accent-muted); color: var(--nx-accent); font-size: 11px; font-weight: 600; padding: 4px 10px; border-radius: 100px; font-family: var(--nx-font-mono); text-transform: uppercase; letter-spacing: 0.04em; text-decoration: none; transition: background var(--nx-duration) var(--nx-ease); }
.portfolio-card__tag:hover { background: rgba(0, 229, 255, 0.2); color: var(--nx-accent); }
.portfolio-card__title { font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; }
.portfolio-card__title a { color: var(--nx-text-primary); text-decoration: none; }
.portfolio-card__title a:hover { color: var(--nx-accent); }
.portfolio-card__excerpt { font-size: 14px; color: var(--nx-text-secondary); line-height: 1.7; }

@media (max-width: 640px) { .portfolio-grid { grid-template-columns: 1fr; } }

/* === BLOG CARDS === */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.blog-card {
  background: var(--nx-bg-card); border: 1px solid var(--nx-border);
  border-radius: var(--nx-radius); overflow: hidden;
  transition: all 0.3s var(--nx-ease); display: flex; flex-direction: column;
}
.blog-card:hover { border-color: var(--nx-border-hover); transform: translateY(-2px); box-shadow: var(--nx-glow); }
.blog-card--featured { grid-column: span 2; }
.blog-card--featured .blog-card__thumb { aspect-ratio: 21/9; }

.blog-card__thumb { aspect-ratio: 16/9; overflow: hidden; background: var(--nx-bg-secondary); display: block; }
.blog-card__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s var(--nx-ease); }
.blog-card:hover .blog-card__thumb img { transform: scale(1.05); }
.blog-card__thumb-placeholder { width: 100%; height: 100%; background: var(--nx-bg-secondary); display: flex; align-items: center; justify-content: center; position: relative; }
.grid-pattern {
  width: 100%; height: 100%; opacity: 0.05;
  background-image: linear-gradient(var(--nx-border) 1px, transparent 1px), linear-gradient(90deg, var(--nx-border) 1px, transparent 1px);
  background-size: 24px 24px;
}

.blog-card__body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.blog-card__meta { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--nx-text-muted); font-family: var(--nx-font-mono); margin-bottom: 12px; }
.blog-card__tag {
  color: var(--nx-accent); font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.06em; text-decoration: none; font-size: 12px;
}
.blog-card__tag:hover { color: var(--nx-text-primary); }
.blog-card__date { color: var(--nx-text-muted); }
.blog-card__reading-time { color: var(--nx-text-muted); font-family: var(--nx-font-mono); font-size: 12px; }
.blog-card__title { font-size: 1.15rem; font-weight: 700; margin-bottom: 12px; line-height: 1.35; }
.blog-card__title a { color: var(--nx-text-primary); text-decoration: none; }
.blog-card__title a:hover { color: var(--nx-accent); }
.blog-card__excerpt { font-size: 14px; color: var(--nx-text-secondary); line-height: 1.7; }

@media (max-width: 1024px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } .blog-card--featured { grid-column: span 2; } }
@media (max-width: 640px) { .blog-grid { grid-template-columns: 1fr; } .blog-card--featured { grid-column: span 1; } }

/* === POST CARD META (template-tags.php) === */
.nx-post-card__meta { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--nx-text-muted); font-family: var(--nx-font-mono); margin-bottom: 12px; }
.nx-post-card__category { color: var(--nx-accent); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }

/* === CTA SECTION === */
.cta-section {
  max-width: var(--nx-container); margin: 0 auto;
  padding: 0 var(--nx-gutter) 100px;
}
.cta-box {
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.08), rgba(57, 255, 133, 0.04));
  border: 1px solid rgba(0, 229, 255, 0.12); border-radius: var(--nx-radius);
  padding: 80px; text-align: center;
}
.cta-box h2 { margin-bottom: 16px; }
.cta-box p { margin: 0 auto 32px; color: var(--nx-text-secondary); }
@media (max-width: 640px) { .cta-box { padding: 48px 24px; } .cta-section { padding-bottom: 64px; } }

/* === SINGLE POST === */
.single-post__header { max-width: 820px; margin: 0 auto; padding: 60px var(--nx-gutter) 32px; text-align: center; }
.single-post__title { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 16px; }
.single-post__featured-image { max-width: 1000px; margin: 0 auto 48px; padding: 0 var(--nx-gutter); }
.single-post__featured-image img { width: 100%; border-radius: var(--nx-radius); aspect-ratio: 21/9; object-fit: cover; }
.single-post__content { max-width: 820px; margin: 0 auto; padding: 0 var(--nx-gutter) 80px; font-size: 17px; line-height: 1.85; }
.single-post__content .entry-content p { margin-bottom: 1.5em; max-width: none; color: var(--nx-text-secondary); }
.single-post__content .entry-content h2 { margin-top: 2.5em; margin-bottom: 0.8em; font-size: 1.6rem; }
.single-post__content .entry-content h3 { margin-top: 2em; margin-bottom: 0.7em; font-size: 1.3rem; }
.single-post__content .entry-content img { border-radius: var(--nx-radius-sm); margin: 32px 0; }
.single-post__content .entry-content figure { margin: 32px 0; }
.single-post__content .entry-content figcaption { font-size: 13px; color: var(--nx-text-muted); text-align: center; margin-top: 8px; font-family: var(--nx-font-mono); }

/* === BREADCRUMBS === */
.nx-breadcrumbs { margin-bottom: 24px; }
.nx-breadcrumbs ol { display: flex; align-items: center; gap: 8px; list-style: none; padding: 0; flex-wrap: wrap; justify-content: center; }
.nx-breadcrumbs li { font-size: 13px; color: var(--nx-text-muted); font-family: var(--nx-font-mono); }
.nx-breadcrumbs li:not(:last-child)::after { content: '/'; margin-left: 8px; opacity: 0.5; }
.nx-breadcrumbs a { color: var(--nx-text-secondary); text-decoration: none; }
.nx-breadcrumbs a:hover { color: var(--nx-accent); }

/* === SIDEBAR === */
.widget-area .widget { background: var(--nx-bg-card); border: 1px solid var(--nx-border); border-radius: var(--nx-radius); padding: 24px; margin-bottom: 24px; }
.widget-area .widget-title { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--nx-border); color: var(--nx-accent); }
.widget-area .widget ul { list-style: none; padding: 0; }
.widget-area .widget li { margin-bottom: 8px; }
.widget-area .widget a { color: var(--nx-text-secondary); font-size: 14px; }
.widget-area .widget a:hover { color: var(--nx-accent); }

/* === FOOTER === */
.site-footer { background: var(--nx-bg-secondary); border-top: 1px solid var(--nx-border); padding: 80px 0 32px; }
.site-footer__inner { max-width: var(--nx-container); margin: 0 auto; padding: 0 var(--nx-gutter); }
.site-footer__grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr) 1.5fr; gap: 48px; }
.site-footer__brand p { font-size: 14px; margin-top: 16px; }
.site-footer__col {}
.site-footer__heading { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--nx-text-muted); margin-bottom: 20px; }
.site-footer__links { list-style: none; padding: 0; }
.site-footer__links li { margin-bottom: 10px; }
.site-footer__links a { color: var(--nx-text-secondary); font-size: 14px; transition: color var(--nx-duration) var(--nx-ease); }
.site-footer__links a:hover { color: var(--nx-accent); }
.site-footer__bottom { margin-top: 64px; padding-top: 24px; border-top: 1px solid var(--nx-border); display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--nx-text-muted); }
@media (max-width: 1024px) { .site-footer__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .site-footer__grid { grid-template-columns: 1fr; } .site-footer__bottom { flex-direction: column; gap: 12px; text-align: center; } }

/* === SOCIAL LINKS === */
.social-links { display: flex; align-items: center; gap: 16px; }
.social-links a { color: var(--nx-text-muted); font-size: 13px; font-weight: 500; text-decoration: none; transition: color var(--nx-duration) var(--nx-ease); }
.social-links a:hover { color: var(--nx-accent); }

/* === COMMENTS === */
.comments-area { max-width: 820px; margin: 0 auto; padding: 0 var(--nx-gutter) 80px; }
.comments-title { font-size: 1.5rem; margin-bottom: 32px; padding-bottom: 16px; border-bottom: 1px solid var(--nx-border); }
.comment-list { list-style: none; padding: 0; }
.comment-body { background: var(--nx-bg-card); border: 1px solid var(--nx-border); border-radius: var(--nx-radius); padding: 24px; margin-bottom: 16px; }
.comment-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.comment-author .avatar { border-radius: 50%; width: 40px; height: 40px; }
.comment-author .fn { font-weight: 600; font-size: 14px; }
.comment-metadata { font-size: 12px; color: var(--nx-text-muted); font-family: var(--nx-font-mono); }
.comment-content { font-size: 14px; line-height: 1.7; color: var(--nx-text-secondary); }
.children { list-style: none; padding-left: 32px; }
.comment-respond { margin-top: 48px; }
.comment-reply-title { font-size: 1.3rem; margin-bottom: 24px; }
.comment-form label { display: block; font-size: 13px; font-weight: 600; color: var(--nx-text-secondary); margin-bottom: 6px; }
.comment-form input[type="text"], .comment-form input[type="email"], .comment-form input[type="url"], .comment-form textarea { width: 100%; background: var(--nx-bg-card); border: 1px solid var(--nx-border); border-radius: var(--nx-radius-sm); padding: 12px 16px; color: var(--nx-text-primary); font-family: var(--nx-font-display); font-size: 14px; transition: border-color var(--nx-duration) var(--nx-ease); margin-bottom: 16px; }
.comment-form input:focus, .comment-form textarea:focus { border-color: var(--nx-accent); outline: none; }
.comment-form .submit { background: linear-gradient(135deg, var(--nx-accent), #00b8d4); color: var(--nx-bg-primary); border: none; padding: 12px 28px; border-radius: var(--nx-radius-sm); font-weight: 600; font-size: 14px; cursor: pointer; font-family: var(--nx-font-display); transition: all var(--nx-duration) var(--nx-ease); }
.comment-form .submit:hover { transform: translateY(-1px); box-shadow: 0 4px 20px rgba(0, 229, 255, 0.25); }

/* === PAGINATION === */
.pagination, .nav-links { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 48px; }
.page-numbers { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: var(--nx-radius-sm); border: 1px solid var(--nx-border); color: var(--nx-text-secondary); font-size: 14px; font-weight: 500; transition: all var(--nx-duration) var(--nx-ease); text-decoration: none; }
.page-numbers:hover, .page-numbers.current { background: var(--nx-accent-muted); border-color: var(--nx-border-hover); color: var(--nx-accent); }

/* === SEARCH === */
.search-form { display: flex; gap: 8px; }
.search-form .search-field { flex: 1; background: var(--nx-bg-card); border: 1px solid var(--nx-border); border-radius: var(--nx-radius-sm); padding: 12px 16px; color: var(--nx-text-primary); font-family: var(--nx-font-display); font-size: 14px; }
.search-form .search-field:focus { border-color: var(--nx-accent); outline: none; }
.search-form .search-submit { background: var(--nx-accent-muted); border: 1px solid var(--nx-border-hover); color: var(--nx-accent); padding: 12px 20px; border-radius: var(--nx-radius-sm); font-weight: 600; cursor: pointer; font-family: var(--nx-font-display); }

/* === 404 === */
.error-404 { text-align: center; padding: 120px var(--nx-gutter); max-width: 600px; margin: 0 auto; }
.error-404__code { font-family: var(--nx-font-mono); font-size: clamp(6rem, 15vw, 12rem); font-weight: 900; background: linear-gradient(135deg, var(--nx-accent), var(--nx-accent-green)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1; margin-bottom: 24px; }

/* === ANIMATIONS === */
@keyframes fadeSlideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.nexus-reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.6s var(--nx-ease), transform 0.6s var(--nx-ease); }
.nexus-reveal.is-visible { opacity: 1; transform: translateY(0); }

/* === WP ALIGNMENT === */
.alignleft { float: left; margin: 0 24px 24px 0; }
.alignright { float: right; margin: 0 0 24px 24px; }
.aligncenter { display: block; margin-left: auto; margin-right: auto; }
.alignwide { max-width: calc(var(--nx-container) - var(--nx-gutter) * 2); margin-left: auto; margin-right: auto; }
.alignfull { width: 100vw; max-width: 100vw; margin-left: calc(50% - 50vw); }
.wp-caption { max-width: 100%; }
.wp-caption-text { font-size: 13px; color: var(--nx-text-muted); margin-top: 8px; font-family: var(--nx-font-mono); }
.gallery { display: grid; gap: 16px; margin: 32px 0; }
.gallery-columns-2 { grid-template-columns: repeat(2, 1fr); }
.gallery-columns-3 { grid-template-columns: repeat(3, 1fr); }
.gallery-columns-4 { grid-template-columns: repeat(4, 1fr); }
.gallery-item img { border-radius: var(--nx-radius-sm); width: 100%; height: auto; }

/* === GUTENBERG BLOCKS === */
.wp-block-separator { border: none; height: 1px; background: var(--nx-border); }
.wp-block-quote { border-left: 3px solid var(--nx-accent); padding: 16px 24px; background: var(--nx-bg-card); border-radius: 0 var(--nx-radius-sm) var(--nx-radius-sm) 0; }
.wp-block-code { background: var(--nx-bg-secondary); border: 1px solid var(--nx-border); border-radius: var(--nx-radius-sm); padding: 24px; }
.wp-block-button .wp-block-button__link { background: linear-gradient(135deg, var(--nx-accent), #00b8d4); color: var(--nx-bg-primary); border-radius: var(--nx-radius-sm); font-family: var(--nx-font-display); font-weight: 600; padding: 14px 28px; transition: all var(--nx-duration) var(--nx-ease); }
.wp-block-button .wp-block-button__link:hover { transform: translateY(-1px); box-shadow: 0 4px 20px rgba(0, 229, 255, 0.25); }
.wp-block-cover { border-radius: var(--nx-radius); overflow: hidden; }
.entry-content > *:not(.alignwide):not(.alignfull) { max-width: 820px; margin-left: auto; margin-right: auto; }

/* === WOOCOMMERCE === */
.woocommerce ul.products li.product { background: var(--nx-bg-card); border: 1px solid var(--nx-border); border-radius: var(--nx-radius); overflow: hidden; transition: all 0.3s var(--nx-ease); padding: 0; }
.woocommerce ul.products li.product:hover { border-color: var(--nx-border-hover); box-shadow: var(--nx-glow); transform: translateY(-2px); }
.woocommerce ul.products li.product .woocommerce-loop-product__title { font-family: var(--nx-font-display); color: var(--nx-text-primary); font-size: 1rem; font-weight: 600; padding: 16px 20px 4px; }
.woocommerce ul.products li.product .price { color: var(--nx-accent); font-family: var(--nx-font-mono); font-weight: 600; padding: 0 20px 12px; }
.woocommerce a.button, .woocommerce button.button, .woocommerce input.button { background: var(--nx-accent) !important; color: var(--nx-bg-primary) !important; border-radius: var(--nx-radius-sm) !important; font-family: var(--nx-font-display) !important; font-weight: 600 !important; }
.woocommerce table.shop_table { border: 1px solid var(--nx-border); border-radius: var(--nx-radius); overflow: hidden; }
.woocommerce table.shop_table th, .woocommerce table.shop_table td { border-color: var(--nx-border); background: var(--nx-bg-card); color: var(--nx-text-primary); }

/* === WOOCOMMERCE CART LINK (header) === */
.nexus-woo-cart { position: relative; display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: var(--nx-radius-sm); border: 1px solid var(--nx-border); color: var(--nx-text-secondary); text-decoration: none; transition: all var(--nx-duration) var(--nx-ease); }
.nexus-woo-cart:hover { border-color: var(--nx-border-hover); color: var(--nx-accent); background: var(--nx-accent-muted); }
.nexus-woo-cart__count { position: absolute; top: -4px; right: -4px; background: var(--nx-accent); color: var(--nx-bg-primary); font-size: 10px; font-weight: 700; width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }

/* === SERIES NAVIGATION === */
.series-nav {
  max-width: 900px; margin: 24px auto 0;
  background: var(--nx-bg-card); border: 1px solid var(--nx-border);
  border-radius: var(--nx-radius); padding: 24px 28px;
}
.series-nav__header {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  margin-bottom: 16px; font-size: 13px;
}
.series-nav__label {
  color: var(--nx-accent); font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; font-size: 11px; font-family: var(--nx-font-mono);
}
.series-nav__title {
  color: var(--nx-text-primary); font-weight: 600; text-decoration: none;
  font-size: 14px;
}
.series-nav__title:hover { color: var(--nx-accent); }
.series-nav__progress {
  color: var(--nx-text-muted); font-family: var(--nx-font-mono);
  font-size: 12px; margin-left: auto;
}
.series-nav__links {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding-top: 16px; border-top: 1px solid var(--nx-border);
}
.series-nav__prev,
.series-nav__next {
  color: var(--nx-text-secondary); text-decoration: none; font-size: 13px;
  transition: color var(--nx-duration) var(--nx-ease);
}
.series-nav__prev:hover,
.series-nav__next:hover { color: var(--nx-accent); }
.series-nav__next { text-align: right; margin-left: auto; }
.series-nav__arrow { color: var(--nx-accent); }

@media (max-width: 640px) {
  .series-nav { padding: 16px 20px; }
  .series-nav__header { flex-direction: column; align-items: flex-start; gap: 4px; }
  .series-nav__progress { margin-left: 0; }
  .series-nav__links { flex-direction: column; align-items: flex-start; gap: 12px; }
  .series-nav__next { text-align: left; margin-left: 0; }
}

/* === DIFFICULTY BADGES === */
.difficulty-badge {
  display: inline-block; padding: 3px 10px; border-radius: 20px;
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; font-family: var(--nx-font-mono);
}
.difficulty-badge--beginner { background: rgba(57, 255, 133, 0.12); color: var(--nx-accent-green); }
.difficulty-badge--intermediate { background: rgba(255, 123, 58, 0.12); color: var(--nx-accent-orange); }
.difficulty-badge--advanced { background: rgba(167, 139, 250, 0.12); color: var(--nx-accent-purple); }

/* === PROJECT META === */
.project-meta .btn-primary {
  font-size: 14px; padding: 10px 20px;
}

/* === PRINT === */
@media print { body { background: #fff; color: #000; } .site-header, .site-footer, .widget-area, .site-header__actions, .skip-link, .pagination { display: none; } a { color: #000; text-decoration: underline; } }