/* ==========================================================================
   CYBER//HUB — Concrete CMS Theme (base stylesheet)
   Loaded via skins/default.css; cms.css is linked directly in header.php
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --color-bg: #070913;
  --color-bg-elevated: rgba(12, 18, 36, 0.75);
  --color-bg-input: rgba(0, 0, 0, 0.45);
  --color-surface: rgba(15, 22, 45, 0.55);
  --color-cyan: #00f0ff;
  --color-cyan-dim: rgba(0, 240, 255, 0.35);
  --color-cyan-glow: rgba(0, 240, 255, 0.55);
  --color-magenta: #ff007f;
  --color-magenta-dim: rgba(255, 0, 127, 0.35);
  --color-magenta-glow: rgba(255, 0, 127, 0.5);
  --color-text: #c8d6e5;
  --color-text-muted: #7a8ba3;
  --color-text-bright: #eef6ff;
  --color-border: rgba(0, 240, 255, 0.25);
  --color-border-strong: rgba(0, 240, 255, 0.55);

  /* Typography — Exo 2: Latin Extended complet, diacritice RO (ă â î ș ț) */
  --font-display: "Orbitron", sans-serif;
  --font-body: "Exo 2", sans-serif;
  --font-mono: "Exo 2", sans-serif;
  --font-caption: "Jura", sans-serif;
  --font-nav: "Oxanium", sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;

  /* Layout */
  --container-max: 1200px;
  --header-height: 72px;

  /* Effects */
  --glass-blur: 14px;
  --transition-fast: 0.2s ease;
  --transition-med: 0.35s ease;
  --clip-corner: 12px;
  --shadow-cyan: 0 0 20px rgba(0, 240, 255, 0.25);
  --shadow-magenta: 0 0 20px rgba(255, 0, 127, 0.25);
}

/* --------------------------------------------------------------------------
   2. Reset & Base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Ambient background: grid + glow */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 60% 40% at 15% 10%, rgba(0, 240, 255, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 35% at 85% 80%, rgba(255, 0, 127, 0.07) 0%, transparent 55%),
    linear-gradient(rgba(0, 240, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.04) 1px, transparent 1px);
  background-size: auto, auto, 48px 48px, 48px 48px;
  pointer-events: none;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 240, 255, 0.015) 2px,
    rgba(0, 240, 255, 0.015) 4px
  );
  pointer-events: none;
  animation: scanlines 8s linear infinite;
}

@keyframes scanlines {
  0% { transform: translateY(0); }
  100% { transform: translateY(4px); }
}

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

a {
  color: var(--color-cyan);
  text-decoration: none;
  transition: color var(--transition-fast), text-shadow var(--transition-fast);
}

a:hover {
  color: var(--color-text-bright);
  text-shadow: 0 0 8px var(--color-cyan-glow);
}

ul, ol {
  padding-left: 1.5rem;
}

/* --------------------------------------------------------------------------
   3. Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-bright);
  letter-spacing: 0.04em;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); margin-bottom: var(--space-md); }
h3 { font-size: 1.5rem; margin-bottom: var(--space-sm); }
h4 { font-size: 1.25rem; margin-bottom: var(--space-sm); }
h5 { font-size: 1.1rem; margin-bottom: var(--space-xs); }
h6 {
  font-size: 0.95rem;
  color: var(--color-cyan);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-xs);
}

p { margin-bottom: var(--space-md); }

.section-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-magenta);
  margin-bottom: var(--space-xs);
}

.section-title {
  margin-bottom: var(--space-lg);
}

.section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 2px;
  margin-top: var(--space-sm);
  background: linear-gradient(90deg, var(--color-cyan), transparent);
  box-shadow: var(--shadow-cyan);
}

/* --------------------------------------------------------------------------
   4. Layout Utilities
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.section {
  padding-block: var(--space-xl);
  position: relative;
}

.section--alt {
  background: rgba(0, 240, 255, 0.02);
  border-block: 1px solid var(--color-border);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-lg);
}

/* --------------------------------------------------------------------------
   5. Glass Panel & Clip-path Utilities
   -------------------------------------------------------------------------- */
.glass {
  background: var(--color-surface);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--color-border);
}

.clip-corner {
  clip-path: polygon(
    var(--clip-corner) 0,
    100% 0,
    100% calc(100% - var(--clip-corner)),
    calc(100% - var(--clip-corner)) 100%,
    0 100%,
    0 var(--clip-corner)
  );
}

.clip-corner-sm {
  --clip-corner: 8px;
}

.hud-border {
  position: relative;
}

.hud-border::before {
  content: "";
  position: absolute;
  inset: 0;
  clip-path: inherit;
  border: 1px solid var(--color-border-strong);
  pointer-events: none;
  opacity: 0.6;
}

/* --------------------------------------------------------------------------
   6. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.85rem 1.75rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-med);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.btn--primary {
  background: rgba(0, 240, 255, 0.12);
  border-color: var(--color-cyan);
  color: var(--color-cyan);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.2), inset 0 0 20px rgba(0, 240, 255, 0.05);
}

.btn--primary:hover {
  background: rgba(0, 240, 255, 0.22);
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.45), inset 0 0 30px rgba(0, 240, 255, 0.1);
  color: var(--color-text-bright);
  text-shadow: none;
}

.btn--secondary {
  background: rgba(255, 0, 127, 0.1);
  border-color: var(--color-magenta);
  color: var(--color-magenta);
  box-shadow: 0 0 15px rgba(255, 0, 127, 0.15);
}

.btn--secondary:hover {
  background: rgba(255, 0, 127, 0.2);
  box-shadow: 0 0 25px rgba(255, 0, 127, 0.4);
  color: var(--color-text-bright);
  text-shadow: none;
}

.btn--sm {
  font-size: 0.75rem;
  padding: 0.55rem 1.1rem;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

/* --------------------------------------------------------------------------
   7. Header & Navigation (Auto-Nav simulation)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  min-height: var(--header-height);
  background: rgba(7, 9, 19, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
}

.site-header::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-cyan), var(--color-magenta), transparent);
  opacity: 0.5;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--color-text-bright);
  text-shadow: 0 0 12px var(--color-cyan-glow);
}

.site-logo span {
  color: var(--color-cyan);
}

.site-logo__tag {
  display: block;
  font-size: 0.55rem;
  letter-spacing: 0.25em;
  color: var(--color-text-muted);
  font-weight: 400;
}

.main-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
  padding: 0;
}

.main-nav__link {
  font-family: var(--font-nav);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text);
  padding: var(--space-xs) 0;
  position: relative;
}

.main-nav__link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-cyan);
  box-shadow: var(--shadow-cyan);
  transition: width var(--transition-med);
}

.main-nav__link:hover,
.main-nav__link.is-active {
  color: var(--color-cyan);
  text-shadow: none;
}

.main-nav__link:hover::after,
.main-nav__link.is-active::after {
  width: 100%;
}

.main-nav__item {
  position: relative;
}

.main-nav__item--has-dropdown:hover .main-nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.main-nav__dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 200px;
  list-style: none;
  padding: var(--space-sm);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-med);
  background: rgba(10, 14, 28, 0.95);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--color-border);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}

.main-nav__dropdown::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 10px;
  height: 10px;
  background: rgba(10, 14, 28, 0.95);
  border-top: 1px solid var(--color-border);
  border-left: 1px solid var(--color-border);
}

.main-nav__dropdown-link {
  display: block;
  padding: var(--space-xs) var(--space-sm);
  font-family: var(--font-nav);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text);
  border-left: 2px solid transparent;
  transition: all var(--transition-fast);
}

.main-nav__dropdown-link:hover {
  color: var(--color-cyan);
  border-left-color: var(--color-cyan);
  background: rgba(0, 240, 255, 0.05);
  text-shadow: none;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-cyan);
  font-size: 1.25rem;
  padding: 0.4rem 0.6rem;
  cursor: pointer;
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
}

/* --------------------------------------------------------------------------
   8. Hero Section
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  padding-block: var(--space-2xl);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 70% 30%, rgba(0, 240, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 20% 70%, rgba(255, 0, 127, 0.08) 0%, transparent 45%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-md);
  display: block;
}

.hero__content {
  max-width: 720px;
}

.hero__badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--color-magenta);
  border: 1px solid var(--color-magenta-dim);
  padding: 0.3rem 0.75rem;
  margin-bottom: var(--space-md);
  background: rgba(255, 0, 127, 0.08);
}

.hero__title {
  margin-bottom: var(--space-md);
  text-shadow: 0 0 30px rgba(0, 240, 255, 0.3);
}

.hero__title em {
  font-style: normal;
  color: var(--color-cyan);
}

.hero__subtitle {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  max-width: 560px;
}

.hero__visual {
  position: relative;
  aspect-ratio: 16 / 9;
  max-height: 400px;
  overflow: hidden;
}

.hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
}

.hero__scan-overlay {
  position: absolute;
  inset: 0;
  border: 1px solid var(--color-border-strong);
  clip-path: polygon(20px 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%, 0 20px);
  pointer-events: none;
}

.hero__scan-overlay::before {
  content: "SCAN::ACTIVE";
  position: absolute;
  top: 12px;
  right: 16px;
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: var(--color-cyan);
  animation: blink 2s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0.3; }
}

.hero__corner {
  position: absolute;
  width: 24px;
  height: 24px;
  border-color: var(--color-cyan);
  border-style: solid;
  opacity: 0.7;
}

.hero__corner--tl { top: 8px; left: 8px; border-width: 2px 0 0 2px; }
.hero__corner--br { bottom: 8px; right: 8px; border-width: 0 2px 2px 0; }

/* --------------------------------------------------------------------------
   9. Content Block / Typography
   -------------------------------------------------------------------------- */
.content-block {
  padding: var(--space-lg);
}

.content-block blockquote {
  position: relative;
  margin: var(--space-lg) 0;
  padding: var(--space-md) var(--space-md) var(--space-md) var(--space-lg);
  background: rgba(0, 0, 0, 0.35);
  border-left: 3px solid var(--color-cyan);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--color-cyan);
}

.content-block blockquote::before {
  content: "[ SYS.LOG ]";
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--color-magenta);
  margin-bottom: var(--space-xs);
}

.content-block li {
  margin-bottom: var(--space-xs);
}

.content-block li::marker {
  color: var(--color-cyan);
}

/* --------------------------------------------------------------------------
   10. Feature Cards
   -------------------------------------------------------------------------- */
.feature-card {
  padding: var(--space-lg);
  transition: all var(--transition-med);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-cyan), transparent);
  opacity: 0;
  transition: opacity var(--transition-med);
}

.feature-card:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-cyan);
  transform: translateY(-4px);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-card__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--color-cyan);
  border: 1px solid var(--color-cyan-dim);
  margin-bottom: var(--space-md);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  background: rgba(0, 240, 255, 0.06);
}

.feature-card__title {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}

.feature-card__desc {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* --------------------------------------------------------------------------
   11. Image Block
   -------------------------------------------------------------------------- */
.image-block {
  position: relative;
}

.image-block__frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
  clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px);
}

.image-block__frame img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}

.image-block__scan-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-cyan), transparent);
  box-shadow: 0 0 10px var(--color-cyan-glow);
  animation: scanMove 4s ease-in-out infinite;
  pointer-events: none;
}

@keyframes scanMove {
  0%, 100% { top: 10%; opacity: 0.6; }
  50% { top: 85%; opacity: 1; }
}

.image-block__meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-md);
  margin-top: var(--space-sm);
  font-size: 0.875rem;
}

.image-block__caption {
  color: var(--color-text);
  line-height: 1.4;
}

.image-block__fig {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-cyan);
}

.image-block__caption-text {
  font-family: var(--font-caption);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--color-text);
}

.image-block__tag {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-magenta);
}

/* --------------------------------------------------------------------------
   12. Image Slider / Carousel
   -------------------------------------------------------------------------- */
.slider {
  position: relative;
  overflow: hidden;
}

.slider__track {
  display: flex;
  transition: transform 0.5s ease;
}

.slider__slide {
  min-width: 100%;
  position: relative;
}

.slider__slide img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

.slider__caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-md) var(--space-lg);
  background: linear-gradient(transparent, rgba(7, 9, 19, 0.9));
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
}

.slider__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.slider__btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid var(--color-cyan-dim);
  color: var(--color-cyan);
  cursor: pointer;
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
  transition: all var(--transition-fast);
}

.slider__btn:hover {
  background: rgba(0, 240, 255, 0.2);
  box-shadow: var(--shadow-cyan);
}

.slider__dots {
  display: flex;
  gap: var(--space-xs);
}

.slider__dot {
  width: 10px;
  height: 10px;
  border: 1px solid var(--color-cyan-dim);
  background: transparent;
  cursor: pointer;
  clip-path: polygon(3px 0, 100% 0, 100% calc(100% - 3px), calc(100% - 3px) 100%, 0 100%, 0 3px);
  transition: all var(--transition-fast);
}

.slider__dot.is-active,
.slider__dot:hover {
  background: var(--color-cyan);
  box-shadow: 0 0 8px var(--color-cyan-glow);
}

.slider__hud-label {
  position: absolute;
  top: 12px;
  left: 16px;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--color-cyan);
  z-index: 2;
}

/* --------------------------------------------------------------------------
   13. Accordion / FAQ
   -------------------------------------------------------------------------- */
.accordion {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.accordion__item {
  border: 1px solid var(--color-border);
  background: var(--color-bg-elevated);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: border-color var(--transition-med), box-shadow var(--transition-med);
}

.accordion__item.is-open {
  border-color: var(--color-cyan);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  color: var(--color-text-bright);
  text-align: left;
}

.accordion__trigger:hover {
  color: var(--color-cyan);
}

.accordion__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-cyan-dim);
  color: var(--color-cyan);
  font-size: 0.75rem;
  transition: transform var(--transition-med), background var(--transition-med);
}

.accordion__item.is-open .accordion__icon {
  transform: rotate(45deg);
  background: rgba(0, 240, 255, 0.15);
  box-shadow: var(--shadow-cyan);
}

.accordion__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-med);
}

.accordion__content {
  padding: 0 var(--space-lg) var(--space-md);
  color: var(--color-text-muted);
  font-size: 1rem;
}

/* --------------------------------------------------------------------------
   14. Tabs
   -------------------------------------------------------------------------- */
.tabs__nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-sm);
}

.tabs__btn {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: var(--space-sm) var(--space-md);
  background: transparent;
  border: 1px solid transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
  transition: all var(--transition-fast);
}

.tabs__btn:hover {
  color: var(--color-cyan);
  border-color: var(--color-cyan-dim);
}

.tabs__btn.is-active {
  color: var(--color-cyan);
  border-color: var(--color-cyan);
  background: rgba(0, 240, 255, 0.08);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.2);
}

.tabs__panel {
  display: none;
  padding: var(--space-lg);
  animation: fadeIn 0.35s ease;
}

.tabs__panel.is-active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --------------------------------------------------------------------------
   15. Forms (Express Form simulation)
   -------------------------------------------------------------------------- */
.form-block {
  padding: var(--space-lg);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-md);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group--full {
  grid-column: 1 / -1;
}

.form-label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.form-label .required {
  color: var(--color-magenta);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-bright);
  background: var(--color-bg-input);
  border: 1px solid var(--color-border);
  padding: 0.75rem 1rem;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-cyan);
  box-shadow: 0 0 0 2px rgba(0, 240, 255, 0.15), 0 0 20px rgba(0, 240, 255, 0.35);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2300f0ff' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-select option {
  background: #0c1224;
  color: var(--color-text);
}

.form-check-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  appearance: none;
  width: 18px;
  height: 18px;
  border: 1px solid var(--color-border);
  background: var(--color-bg-input);
  cursor: pointer;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.form-check input[type="checkbox"] {
  clip-path: polygon(4px 0, 100% 0, 100% calc(100% - 4px), calc(100% - 4px) 100%, 0 100%, 0 4px);
}

.form-check input[type="radio"] {
  border-radius: 50%;
}

.form-check input:checked {
  border-color: var(--color-cyan);
  background: rgba(0, 240, 255, 0.2);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
}

.form-check input[type="checkbox"]:checked::after {
  content: "✓";
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: var(--color-cyan);
  height: 100%;
}

.form-check input[type="radio"]:checked::after {
  content: "";
  display: block;
  width: 8px;
  height: 8px;
  margin: 4px auto;
  border-radius: 50%;
  background: var(--color-cyan);
  box-shadow: 0 0 6px var(--color-cyan-glow);
}

.form-check__label {
  font-size: 1rem;
  color: var(--color-text);
}

.form-actions {
  margin-top: var(--space-lg);
}

/* --------------------------------------------------------------------------
   16. Page List / Blog Feed
   -------------------------------------------------------------------------- */
.page-list-card {
  overflow: hidden;
  transition: all var(--transition-med);
}

.page-list-card:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-magenta);
  transform: translateY(-3px);
}

.page-list-card__thumb {
  position: relative;
  overflow: hidden;
}

.page-list-card__thumb img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform var(--transition-med);
}

.page-list-card:hover .page-list-card__thumb img {
  transform: scale(1.04);
}

.page-list-card__date {
  position: absolute;
  top: 12px;
  left: 12px;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  padding: 0.25rem 0.6rem;
  background: rgba(7, 9, 19, 0.85);
  border: 1px solid var(--color-magenta-dim);
  color: var(--color-magenta);
}

.page-list-card__body {
  padding: var(--space-md);
}

.page-list-card__title {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}

.page-list-card__title a {
  color: var(--color-text-bright);
}

.page-list-card__title a:hover {
  color: var(--color-cyan);
}

.page-list-card__excerpt {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

/* --------------------------------------------------------------------------
   17. Search Block
   -------------------------------------------------------------------------- */
.search-block {
  padding: var(--space-lg);
  max-width: 640px;
}

.search-block__form {
  display: flex;
  gap: var(--space-sm);
}

.search-block__input-wrap {
  flex: 1;
  position: relative;
}

.search-block__icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-cyan-dim);
  pointer-events: none;
}

.search-block__input {
  width: 100%;
  padding-left: 2.75rem;
}

/* --------------------------------------------------------------------------
   18. Pagination
   -------------------------------------------------------------------------- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
  list-style: none;
  padding: 0;
}

.pagination__link {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 var(--space-sm);
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
  transition: all var(--transition-fast);
}

.pagination__link:hover {
  color: var(--color-cyan);
  border-color: var(--color-cyan);
  text-shadow: none;
}

.pagination__link.is-current {
  color: var(--color-cyan);
  border-color: var(--color-cyan);
  background: rgba(0, 240, 255, 0.1);
  box-shadow: var(--shadow-cyan);
}

.pagination__link--nav {
  font-size: 0.65rem;
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   19. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  margin-top: var(--space-xl);
  padding-block: var(--space-xl);
  border-top: 1px solid var(--color-border);
  background: rgba(5, 7, 14, 0.9);
  position: relative;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-magenta), var(--color-cyan), transparent);
  opacity: 0.4;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-nav__list {
  list-style: none;
  padding: 0;
}

.footer-nav__link {
  display: block;
  padding: 0.3rem 0;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.footer-nav__link:hover {
  color: var(--color-cyan);
}

.footer-nav__title {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: var(--space-sm);
}

.system-status {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--color-cyan);
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-cyan-dim);
  background: rgba(0, 240, 255, 0.05);
  display: inline-block;
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
}

.system-status__dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #00ff88;
  box-shadow: 0 0 8px #00ff88;
  margin-right: 0.5rem;
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.social-links {
  display: flex;
  gap: var(--space-sm);
}

.social-links__item {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
  transition: all var(--transition-fast);
}

.social-links__item:hover {
  color: var(--color-magenta);
  border-color: var(--color-magenta);
  box-shadow: var(--shadow-magenta);
  text-shadow: none;
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.copyright {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   20. Kitchen Sink Section Markers (dev reference)
   -------------------------------------------------------------------------- */
.ccm-area-label {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 0, 127, 0.5);
  border: 1px dashed rgba(255, 0, 127, 0.25);
  padding: 0.2rem 0.5rem;
  margin-bottom: var(--space-sm);
  display: inline-block;
}

/* --------------------------------------------------------------------------
   21. Responsive
   -------------------------------------------------------------------------- */
@media (min-width: 768px) {
  .hero__inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: rgba(7, 9, 19, 0.97);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md);
    display: none;
  }

  .main-nav.is-open {
    display: block;
  }

  .main-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .main-nav__dropdown {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    margin-top: var(--space-xs);
    margin-left: var(--space-md);
    background: transparent;
    border: none;
    clip-path: none;
  }

  .main-nav__dropdown::before {
    display: none;
  }

  .search-block__form {
    flex-direction: column;
  }
}

/* --------------------------------------------------------------------------
   Bootstrap 5 grid — Concrete CMS layouts (must live in skin CSS file)
   -------------------------------------------------------------------------- */
.theme-cyber-hub .row,
.ccm-edit-mode .row,
#ccm-theme-grid-edit-mode-row-wrapper .row,
#ccm-theme-grid-temp .row {
  --bs-gutter-x: 1.5rem;
  --bs-gutter-y: 0;
  display: flex;
  flex-wrap: wrap;
  position: relative;
  margin-top: calc(-1 * var(--bs-gutter-y));
  margin-right: calc(-0.5 * var(--bs-gutter-x));
  margin-left: calc(-0.5 * var(--bs-gutter-x));
}

.theme-cyber-hub .row > [class*="col-"],
.ccm-edit-mode .row > [class*="col-"],
#ccm-theme-grid-edit-mode-row-wrapper .row > [class*="col-"],
#ccm-theme-grid-temp .row > [class*="col-"] {
  flex-shrink: 0;
  width: 100%;
  max-width: 100%;
  padding-right: calc(var(--bs-gutter-x) * 0.5);
  padding-left: calc(var(--bs-gutter-x) * 0.5);
  margin-top: var(--bs-gutter-y);
}

@media (min-width: 768px) {
  .theme-cyber-hub .row > .col-md-4,
  .ccm-edit-mode .row > .col-md-4,
  #ccm-theme-grid-edit-mode-row-wrapper .row > .col-md-4,
  #ccm-theme-grid-temp .row > .col-md-4 {
    flex: 0 0 auto;
    width: 33.33333333%;
    max-width: 33.33333333%;
  }

  .theme-cyber-hub .row > .col-md-6,
  .ccm-edit-mode .row > .col-md-6,
  #ccm-theme-grid-edit-mode-row-wrapper .row > .col-md-6,
  #ccm-theme-grid-temp .row > .col-md-6 {
    flex: 0 0 auto;
    width: 50%;
    max-width: 50%;
  }

  .theme-cyber-hub .row > .col-md-12,
  .ccm-edit-mode .row > .col-md-12,
  #ccm-theme-grid-edit-mode-row-wrapper .row > .col-md-12,
  #ccm-theme-grid-temp .row > .col-md-12 {
    flex: 0 0 auto;
    width: 100%;
    max-width: 100%;
  }
}