/**
 * Command Bridge — Global System CSS
 * Loaded site-wide. Namespaced .cb-* to avoid conflicts with legacy .sn-* rules.
 */

/* ── Layout helpers ── */
.cb-container {
  max-width: var(--cb-content-max);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2.5rem);
}

.cb-section {
  padding-block: var(--cb-section-pad);
}

.cb-eyebrow {
  display: inline-block;
  font-family: var(--cb-font-mono);
  font-size: var(--cb-size-eyebrow);
  font-weight: 500;
  letter-spacing: var(--cb-ls-mono);
  text-transform: uppercase;
  color: var(--cb-accent);
  margin-bottom: 1rem;
}

.cb-coords {
  font-family: var(--cb-font-mono);
  font-size: var(--cb-size-eyebrow);
  letter-spacing: var(--cb-ls-mono);
  color: var(--cb-text-muted);
  text-transform: uppercase;
}

/* ── Glass card ── */
.cb-glass {
  background: var(--cb-card-bg);
  backdrop-filter: blur(var(--cb-blur));
  -webkit-backdrop-filter: blur(var(--cb-blur));
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-radius-card);
  box-shadow: var(--cb-glow);
  transition:
    border-color var(--cb-dur-mid) var(--cb-ease),
    box-shadow   var(--cb-dur-mid) var(--cb-ease),
    transform    var(--cb-dur-mid) var(--cb-ease);
}

.cb-glass:hover {
  border-color: var(--cb-border-hover);
  box-shadow: var(--cb-glow-hover);
  transform: translateY(-4px);
}

/* ── Buttons ── */
.cb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  border-radius: var(--cb-radius-btn);
  font-family: var(--cb-font-heading);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.01em;
  line-height: 1;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition:
    background     var(--cb-dur-fast) var(--cb-ease),
    color          var(--cb-dur-fast) var(--cb-ease),
    box-shadow     var(--cb-dur-fast) var(--cb-ease),
    transform      var(--cb-dur-fast) var(--cb-ease),
    border-color   var(--cb-dur-fast) var(--cb-ease);
}

.cb-btn-primary {
  background: var(--cb-accent);
  color: #050D1A;
}
.cb-btn-primary:hover {
  background: #fff;
  color: #050D1A;
  box-shadow: 0 0 24px rgba(0, 229, 255, 0.50);
  transform: scale(1.03);
}
.cb-btn-primary:active  { transform: scale(0.98); box-shadow: none; }
.cb-btn-primary:disabled,
.cb-btn-primary[aria-disabled="true"] {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.cb-btn-ghost {
  background: transparent;
  color: var(--cb-accent);
  border: 1px solid rgba(0, 229, 255, 0.50);
}
.cb-btn-ghost:hover {
  background: rgba(0, 229, 255, 0.08);
  border-color: var(--cb-accent);
  color: var(--cb-accent);
}
.cb-btn-ghost:active { background: rgba(0, 229, 255, 0.15); }

.cb-btn-alert {
  background: var(--cb-alert);
  color: #050D1A;
}
.cb-btn-alert:hover {
  filter: brightness(1.10);
  box-shadow: 0 0 20px rgba(255, 138, 61, 0.40);
  transform: scale(1.03);
}

.cb-btn--sm  { padding: 0.5rem 1.25rem; font-size: 0.875rem; }
.cb-btn--lg  { padding: 1rem 2.5rem; font-size: 1.125rem; }
.cb-btn--full { width: 100%; }

/* ── Badges ── */
.cb-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.75rem;
  border: 1px solid rgba(0, 229, 255, 0.40);
  border-radius: 9999px;
  color: var(--cb-accent);
  font-family: var(--cb-font-mono);
  font-size: var(--cb-size-eyebrow);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1;
}

.cb-badge--alert   { border-color: rgba(255,138,61,0.50); color: var(--cb-alert); }
.cb-badge--success { border-color: rgba(44,224,166,0.50); color: var(--cb-success); }
.cb-badge--muted   { border-color: rgba(159,179,200,0.30); color: var(--cb-text-muted); }

.cb-pill {
  display: inline-block;
  background: rgba(0, 229, 255, 0.10);
  color: var(--cb-accent);
  border-radius: 9999px;
  padding: 0.25rem 0.875rem;
  font-weight: 500;
  font-size: var(--cb-size-sm);
  transition: background var(--cb-dur-fast) var(--cb-ease);
}
.cb-pill:hover { background: rgba(0, 229, 255, 0.20); color: var(--cb-accent); }

/* ── Form inputs ── */
.cb-label {
  display: block;
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--cb-text-body);
  margin-bottom: 0.375rem;
}

.cb-input,
.cb-select,
.cb-textarea {
  width: 100%;
  background: rgba(10, 26, 51, 0.60);
  border: 1px solid rgba(0, 229, 255, 0.20);
  border-radius: var(--cb-radius-card);
  color: var(--cb-text-heading);
  padding: 0.875rem 1.125rem;
  font-family: var(--cb-font-body);
  font-size: var(--cb-size-body);
  transition:
    border-color var(--cb-dur-fast) var(--cb-ease),
    box-shadow   var(--cb-dur-fast) var(--cb-ease);
  outline: none;
  appearance: none;
}
.cb-input::placeholder, .cb-textarea::placeholder { color: var(--cb-text-muted); }
.cb-input:focus, .cb-select:focus, .cb-textarea:focus {
  border-color: var(--cb-accent);
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.15);
}
.cb-input--error  { border-color: #EF4444; box-shadow: 0 0 0 3px rgba(239,68,68,0.15); }
.cb-input--success { border-color: var(--cb-success); }
.cb-input:disabled, .cb-select:disabled, .cb-textarea:disabled { opacity: 0.5; cursor: not-allowed; }

.cb-select {
  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 d='M1 1l5 5 5-5' stroke='%2300E5FF' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.cb-field-group  { margin-bottom: 1.25rem; }
.cb-field-error  { color: #EF4444; font-size: var(--cb-size-sm); margin-top: 0.25rem; }

/* ── Accordion ── */
.cb-accordion { display: flex; flex-direction: column; gap: 0.75rem; }

.cb-accordion__item {
  background: rgba(16, 35, 63, 0.50);
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-radius-card);
  overflow: hidden;
  transition: border-color var(--cb-dur-mid) var(--cb-ease), box-shadow var(--cb-dur-mid) var(--cb-ease);
}
.cb-accordion__item--open {
  border-color: rgba(0, 229, 255, 0.30);
  box-shadow: var(--cb-glow);
}

.cb-accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  color: var(--cb-text-heading);
  font-family: var(--cb-font-heading);
  font-size: var(--cb-size-h4);
  font-weight: 500;
  text-align: left;
  cursor: pointer;
}

.cb-accordion__chevron {
  width: 20px;
  height: 20px;
  color: var(--cb-accent);
  flex-shrink: 0;
  transition: transform var(--cb-dur-fast) var(--cb-ease);
}
.cb-accordion__item--open .cb-accordion__chevron { transform: rotate(180deg); }

.cb-accordion__body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--cb-dur-mid) var(--cb-ease);
}
.cb-accordion__item--open .cb-accordion__body { max-height: 800px; }

.cb-accordion__content {
  padding: 0 1.5rem 1.5rem;
  color: var(--cb-text-body);
  line-height: var(--cb-lh-body);
}

/* ── Scroll reveal ── */
.cb-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity   var(--cb-dur-slow) var(--cb-ease),
    transform var(--cb-dur-slow) var(--cb-ease);
}
.cb-reveal--visible { opacity: 1; transform: translateY(0); }
.cb-reveal--d1 { transition-delay: 100ms; }
.cb-reveal--d2 { transition-delay: 200ms; }
.cb-reveal--d3 { transition-delay: 300ms; }
.cb-reveal--d4 { transition-delay: 400ms; }

/* ── Mobile bottom bar ── */
.cb-mobile-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--cb-mobile-bar);
  background: rgba(5, 13, 26, 0.97);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--cb-border);
  z-index: 999;
  align-items: stretch;
}

.cb-mobile-bar__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  color: var(--cb-text-muted);
  font-family: var(--cb-font-mono);
  font-size: 0.5625rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  transition: color var(--cb-dur-fast) var(--cb-ease);
  cursor: pointer;
  background: none;
  border: none;
}
.cb-mobile-bar__item:hover,
.cb-mobile-bar__item:focus { color: var(--cb-accent); }
.cb-mobile-bar__icon { width: 22px; height: 22px; }

/* ── Stats bar ── */
.cb-stats-bar {
  background: rgba(10, 26, 51, 0.90);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--cb-border);
  border-bottom: 1px solid var(--cb-border);
  padding: 1.25rem 0;
}
.cb-stats-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: var(--cb-content-max);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2.5rem);
}
.cb-stats-bar__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-inline: 1.5rem;
  text-align: center;
}
.cb-stats-bar__item + .cb-stats-bar__item { border-left: 1px solid var(--cb-border); }

.cb-stat-number {
  font-family: var(--cb-font-heading);
  font-size: clamp(2rem, 3vw, 3rem);
  font-weight: 700;
  color: var(--cb-accent);
  line-height: 1;
  display: block;
}
.cb-stat-label {
  font-family: var(--cb-font-mono);
  font-size: var(--cb-size-eyebrow);
  color: var(--cb-text-muted);
  letter-spacing: var(--cb-ls-mono);
  text-transform: uppercase;
  margin-top: 0.4rem;
  display: block;
}

/* ── Post cards ── */
.cb-post-card { overflow: hidden; border-radius: var(--cb-radius-card); }
.cb-post-card__img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform var(--cb-dur-slow) var(--cb-ease);
  border-radius: var(--cb-radius-card) var(--cb-radius-card) 0 0;
}
.cb-post-card:hover .cb-post-card__img { transform: scale(1.03); }
.cb-post-card__meta {
  font-family: var(--cb-font-mono);
  font-size: var(--cb-size-eyebrow);
  letter-spacing: var(--cb-ls-mono);
  color: var(--cb-text-muted);
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

/* ── Article body ── */
.cb-article { max-width: 740px; margin-inline: auto; }
.cb-article h2, .cb-article h3 { color: var(--cb-text-heading); margin-top: 2.5rem; margin-bottom: 1rem; }
.cb-article blockquote {
  border-left: 3px solid var(--cb-accent);
  margin: 2rem 0;
  padding: 0.75rem 1.5rem;
  color: var(--cb-text-muted);
  font-style: italic;
  font-size: var(--cb-size-lead);
  line-height: var(--cb-lh-snug);
}
.cb-article code, .cb-article pre {
  font-family: var(--cb-font-mono);
  background: rgba(16,35,63,0.70);
  border: 1px solid var(--cb-border);
  color: var(--cb-accent);
}
.cb-article code { padding: 0.125em 0.375em; font-size: 0.875em; border-radius: var(--cb-radius-sm); }
.cb-article pre { padding: 1.25rem 1.5rem; overflow-x: auto; border-radius: var(--cb-radius-card); }
.cb-article figcaption {
  font-family: var(--cb-font-mono);
  font-size: var(--cb-size-eyebrow);
  letter-spacing: 0.06em;
  color: var(--cb-text-muted);
  text-align: center;
  margin-top: 0.5rem;
  text-transform: uppercase;
}

/* ── 404 ── */
.cb-404 {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: var(--cb-bg-abyss);
}
.cb-404__canvas { position: absolute; inset: 0; opacity: 0.4; pointer-events: none; }
.cb-404__content { position: relative; z-index: 10; }
.cb-404__code {
  font-family: var(--cb-font-mono);
  font-size: var(--cb-size-eyebrow);
  letter-spacing: var(--cb-ls-mono);
  color: var(--cb-accent);
  text-transform: uppercase;
  margin-bottom: 2rem;
}
.cb-404__h1 { font-size: clamp(3rem, 8vw, 6rem); color: var(--cb-text-heading); margin: 0; }
.cb-404__h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); color: var(--cb-accent); font-weight: 400; margin-bottom: 1.5rem; }
.cb-404__scramble {
  font-family: var(--cb-font-mono);
  font-size: 0.875rem;
  color: var(--cb-text-muted);
  letter-spacing: 0.08em;
  margin-bottom: 2.5rem;
}

/* ── Responsive ── */
@media (max-width: 479px) {
  .cb-stats-bar__inner {
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    justify-content: flex-start;
  }
  .cb-stats-bar__item { min-width: 50%; scroll-snap-align: start; flex-shrink: 0; }
}

@media (max-width: 767px) {
  .cb-mobile-bar { display: flex; }
  body { padding-bottom: var(--cb-mobile-bar); }
}

@media (prefers-reduced-motion: reduce) {
  .cb-reveal { opacity: 1; transform: none; transition: none; }
  .cb-glass  { transition: none; }
  .cb-btn    { transition: none; }
}