/* ============================================================
   SirenUA.online — Component Library
   ============================================================ */

/* ── Glass Card ── */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
}

.glass-card:hover {
  border-color: var(--border-glass-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.glass-card--static:hover {
  transform: none;
  box-shadow: none;
}

/* ── Feature Card ── */
.feature-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
}

.feature-card:hover {
  border-color: var(--border-glass-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow-cyan);
}

.feature-card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-lg);
  position: relative;
}

.feature-card-icon--cyan { background: var(--cyan-dim); color: var(--cyan); }
.feature-card-icon--blue { background: var(--blue-dim); color: var(--blue); }
.feature-card-icon--purple { background: var(--purple-dim); color: var(--purple); }
.feature-card-icon--amber { background: var(--amber-dim); color: var(--amber); }
.feature-card-icon--red { background: var(--red-dim); color: var(--red); }
.feature-card-icon--green { background: var(--cyan-dim); color: var(--cyan); }

.feature-card h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ── Clickable Cards & Action Links ── */
a.feature-card,
a.glass-card,
a.screenshot-item,
a.guide-card,
a.pipeline-card {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

a.feature-card:focus-visible,
a.glass-card:focus-visible,
a.screenshot-item:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.feature-card-action {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--cyan);
  font-weight: 600;
  font-size: 0.85rem;
  margin-top: auto;
  padding-top: var(--space-md);
  transition: all var(--transition-fast);
}

.feature-card-action .arrow {
  transition: transform var(--transition-fast);
  display: inline-block;
}

.feature-card:hover .feature-card-action,
.glass-card:hover .feature-card-action,
.screenshot-item:hover .feature-card-action {
  color: var(--cyan-light);
}

.feature-card:hover .feature-card-action .arrow,
.glass-card:hover .feature-card-action .arrow,
.screenshot-item:hover .feature-card-action .arrow {
  transform: translateX(4px);
}

/* ── Tactical 20 Threat Catalog Grid (High-Tech Defense Architecture) ── */
.threat-catalog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

@media (max-width: 1200px) {
  .threat-catalog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 900px) {
  .threat-catalog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 540px) {
  .threat-catalog-grid {
    grid-template-columns: 1fr;
  }
}

.threat-catalog-card {
  background: linear-gradient(145deg, rgba(13, 21, 38, 0.7), rgba(8, 14, 26, 0.85));
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.threat-catalog-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.5), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.threat-catalog-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 229, 255, 0.4);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 229, 255, 0.15);
}

.threat-catalog-card:hover::before {
  opacity: 1;
}

.threat-catalog-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.threat-catalog-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.threat-catalog-id {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.08);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 229, 255, 0.2);
  letter-spacing: 0.05em;
}

.threat-catalog-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
  line-height: 1.3;
}

.threat-catalog-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.4;
  flex-grow: 1;
}

.threat-catalog-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.threat-catalog-speed {
  color: var(--cyan);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ── Threat Quick Tags (Polished Tactical Badges) ── */
.threat-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: var(--space-md);
}

.threat-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  background: rgba(13, 21, 38, 0.75);
  border: 1px solid rgba(0, 229, 255, 0.2);
  color: var(--text-primary);
  text-decoration: none;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.threat-pill:hover {
  background: rgba(0, 229, 255, 0.15);
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 229, 255, 0.3);
}

/* ── Deep Dive Callout Banner ── */
.deep-dive-banner {
  background: linear-gradient(145deg, rgba(13, 21, 38, 0.9), rgba(6, 8, 15, 0.95));
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-glow-cyan);
}

.deep-dive-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--cyan-glow) 0%, transparent 70%);
  pointer-events: none;
}

/* ── Stat Card ── */
.stat-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-2xl);
  text-align: center;
  transition: all var(--transition-base);
}

.stat-card:hover {
  border-color: var(--border-glass-hover);
  box-shadow: var(--shadow-glow-cyan);
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── Timeline ── */
.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--blue), var(--purple), transparent);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-2xl);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -29px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(34,211,238,0.4);
  border: 2px solid var(--bg-primary);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan);
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

.timeline-item h4 {
  font-size: 1.1rem;
  margin-bottom: var(--space-xs);
}

.timeline-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ── Badge ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge--cyan { background: var(--cyan-dim); color: var(--cyan); border: 1px solid rgba(34,211,238,0.2); }
.badge--blue { background: var(--blue-dim); color: var(--blue); border: 1px solid rgba(59,130,246,0.2); }
.badge--purple { background: var(--purple-dim); color: var(--purple); border: 1px solid rgba(168,85,247,0.2); }
.badge--amber { background: var(--amber-dim); color: var(--amber); border: 1px solid rgba(245,158,11,0.2); }
.badge--red { background: var(--red-dim); color: var(--red); border: 1px solid rgba(239,68,68,0.2); }
.badge--green { background: var(--cyan-dim); color: var(--cyan); border: 1px solid rgba(0,229,255,0.25); }

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

.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-base);
}

.accordion-item.active {
  border-color: var(--border-glass-hover);
}

.accordion-trigger {
  width: 100%;
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  text-align: left;
  transition: color var(--transition-fast);
}

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

.accordion-trigger-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.2rem;
  color: var(--text-muted);
  transition: transform var(--transition-base);
}

.accordion-item.active .accordion-trigger-icon {
  transform: rotate(45deg);
  color: var(--cyan);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.accordion-content-inner {
  padding: 0 var(--space-xl) var(--space-lg);
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ── Chat Widget ── */
.chat-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: var(--z-chat);
}

.chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-cta);
  border: none;
  color: var(--bg-primary);
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: 0 4px 24px rgba(34,211,238,0.3);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(34,211,238,0.4);
}

.chat-window {
  position: absolute;
  bottom: 76px;
  right: 0;
  width: 380px;
  max-height: 520px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: none;
  flex-direction: column;
  overflow: hidden;
}

.chat-window.open {
  display: flex;
  animation: chat-slide-up 0.3s ease-out;
}

.chat-header {
  padding: var(--space-lg);
  background: linear-gradient(135deg, rgba(34,211,238,0.1), rgba(59,130,246,0.1));
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chat-header h4 {
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.chat-header .online-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  animation: pulse-dot 2s infinite;
}

.chat-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.2rem;
  transition: color var(--transition-fast);
}

.chat-close:hover { color: var(--text-primary); }

.chat-body {
  flex: 1;
  padding: var(--space-lg);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.chat-message {
  max-width: 85%;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  line-height: 1.6;
}

.chat-message--bot {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  align-self: flex-start;
  color: var(--text-secondary);
}

.chat-message--user {
  background: var(--cyan-dim);
  border: 1px solid rgba(34,211,238,0.2);
  align-self: flex-end;
  color: var(--text-primary);
}

.chat-form {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.chat-form input,
.chat-form textarea,
.chat-form select {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  transition: border-color var(--transition-fast);
  outline: none;
}

.chat-form input:focus,
.chat-form textarea:focus,
.chat-form select:focus {
  border-color: var(--border-accent);
}

.chat-form textarea {
  resize: none;
  min-height: 60px;
}

.chat-form button {
  padding: 10px;
  background: var(--gradient-cta);
  border: none;
  border-radius: var(--radius-sm);
  color: var(--bg-primary);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.chat-form button:hover {
  opacity: 0.9;
}

@media (max-width: 480px) {
  .chat-window {
    width: calc(100vw - 48px);
    right: -12px;
  }
}

/* ── Steps / How It Works ── */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 44px;
  left: 60px;
  right: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--blue), var(--purple), var(--amber));
  opacity: 0.3;
}

.step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--bg-primary);
  position: relative;
  z-index: 2;
}

.step-icon {
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.step h4 {
  font-size: 1rem;
  margin-bottom: var(--space-xs);
}

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

@media (max-width: 768px) {
  .steps {
    grid-template-columns: 1fr 1fr;
  }
  .steps::before { display: none; }
}

@media (max-width: 480px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

/* ── Screenshot Carousel ── */
.carousel-container {
  position: relative;
  width: 100%;
}

.carousel-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--space-xl);
}

.carousel-controls {
  display: flex;
  gap: var(--space-sm);
}

.carousel-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.carousel-btn:hover {
  background: var(--cyan-dim);
  border-color: var(--cyan);
  color: var(--cyan);
  transform: scale(1.08);
}

.carousel-btn:active {
  transform: scale(0.95);
}

.screenshots-scroll {
  display: flex;
  gap: var(--space-lg);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: var(--space-md) 0 var(--space-xl);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(34, 211, 238, 0.4) var(--bg-secondary);
  cursor: grab;
}

.screenshots-scroll.grabbing {
  cursor: grabbing;
  scroll-snap-type: none;
}

.screenshots-scroll::-webkit-scrollbar {
  height: 8px;
}

.screenshots-scroll::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
  border-radius: 4px;
}

.screenshots-scroll::-webkit-scrollbar-thumb {
  background: rgba(34, 211, 238, 0.35);
  border-radius: 4px;
}

.screenshots-scroll::-webkit-scrollbar-thumb:hover {
  background: var(--cyan);
}

.screenshot-item {
  flex: 0 0 calc((100% - (2 * var(--space-lg))) / 3);
  scroll-snap-align: start;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  background: linear-gradient(145deg, #0d1526, #121c32);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
  user-select: none;
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  min-height: 420px;
  box-sizing: border-box;
}

@media (max-width: 1024px) {
  .screenshot-item {
    flex: 0 0 calc((100% - var(--space-lg)) / 2);
  }
}

@media (max-width: 640px) {
  .screenshot-item {
    flex: 0 0 calc(100% - 24px);
  }
}

.screenshot-item:hover {
  transform: translateY(-6px);
  border-color: var(--border-glass-hover);
  box-shadow: var(--shadow-glow-cyan);
}

/* ── Sticky Subnav Console Bar ── */
.subnav-wrapper {
  padding: var(--space-md) 0;
  background: rgba(10, 14, 26, 0.92);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-glass);
  position: sticky;
  top: var(--nav-height);
  z-index: var(--z-sticky);
}

.subnav-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}

.subnav-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  font-family: var(--font-mono);
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.subnav-item:hover {
  background: var(--cyan-dim);
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(34, 211, 238, 0.2);
}

/* ── Palantir Sensor Fusion Component ── */
.sensor-fusion-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

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

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

.sensor-node-card {
  background: linear-gradient(145deg, rgba(13, 21, 38, 0.8), rgba(8, 12, 22, 0.9));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
}

.sensor-node-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--cyan);
}

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

.sensor-node-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 4px;
  margin-bottom: var(--space-xs);
  line-height: 1.35;
}

.sensor-node-card p {
  font-size: 0.86rem;
  line-height: 1.55;
  color: var(--text-secondary);
  margin: 0;
}

.screenshot-item-top {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.screenshot-item-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  margin: var(--space-lg) 0;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.screenshot-item-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: var(--space-xs);
}

.screenshot-item-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.6;
  margin-bottom: var(--space-lg);
}

.screenshot-item-badges {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  justify-content: center;
}

/* ── CTA Section ── */
.cta-section {
  background: linear-gradient(135deg, rgba(34,211,238,0.05), rgba(59,130,246,0.05));
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
  text-align: center;
}

.cta-section h2 {
  margin-bottom: var(--space-md);
}

.cta-section p {
  margin-bottom: var(--space-2xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ── Investor Metrics Row ── */
.metrics-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--transition-base);
}

.metric-card:hover {
  border-color: var(--border-glass-hover);
  transform: translateY(-4px);
}

.metric-icon {
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.metric-value {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  display: block;
}

.metric-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

@media (max-width: 768px) {
  .metrics-row { grid-template-columns: repeat(2, 1fr); }
}

/* ── Article Content ── */
.article-content {
  max-width: 800px;
  margin: 0 auto;
}

.article-content h2 {
  font-size: 1.8rem;
  margin-top: var(--space-3xl);
  margin-bottom: var(--space-lg);
}

.article-content h3 {
  font-size: 1.4rem;
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  color: var(--cyan);
}

.article-content p {
  margin-bottom: var(--space-lg);
}

.article-content ul, .article-content ol {
  padding-left: var(--space-xl);
  margin-bottom: var(--space-lg);
  color: var(--text-secondary);
}

.article-content li {
  margin-bottom: var(--space-sm);
  line-height: 1.7;
}

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

/* ── Threat Type Table ── */
.threat-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-xl) 0;
  font-size: 0.85rem;
}

.threat-table th {
  text-align: left;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-glass);
  font-weight: 600;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.75rem;
}

.threat-table td {
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--border-glass);
  color: var(--text-secondary);
}

.threat-table tr:hover td {
  background: var(--bg-card);
}

/* ── Contact Form ── */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

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

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px var(--cyan-dim);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

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

/* ── Roadmap ── */
.roadmap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
}

.roadmap-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
}

.roadmap-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}

.roadmap-card--q3-26::before { background: var(--cyan); }
.roadmap-card--q4-26::before { background: var(--blue); }
.roadmap-card--q1-27::before { background: var(--purple); }
.roadmap-card--q2-27::before { background: var(--amber); }
.roadmap-card--q3-27::before { background: var(--cyan); }

.roadmap-card:hover {
  border-color: var(--border-glass-hover);
  transform: translateY(-4px);
}

.roadmap-quarter {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--cyan);
  margin-bottom: var(--space-sm);
}

.roadmap-card h4 {
  font-size: 1.05rem;
  margin-bottom: var(--space-xs);
}

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

/* ── Page Header (inner pages) ── */
.page-header {
  padding: calc(var(--nav-height) + var(--space-4xl)) 0 var(--space-3xl);
  text-align: center;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 80%, rgba(34,211,238,0.04) 0%, transparent 60%);
  pointer-events: none;
}

.page-header h1 {
  margin-bottom: var(--space-md);
}

.page-header p {
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.15rem;
}

/* ── Guides / Instruction Cards ── */
.guide-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.guide-card:hover {
  border-color: var(--border-glass-hover);
  transform: translateY(-4px);
}

.guide-card-image {
  width: 100%;
  height: 180px;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.guide-card-content {
  padding: var(--space-xl);
}

.guide-card h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.05rem;
}

.guide-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

/* ── Status Indicator ── */
.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--cyan-dim);
  border: 1px solid rgba(0,229,255,0.25);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--cyan);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  animation: pulse-dot 2s infinite;
}

/* ── Tech Stack Icons ── */
.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

.tech-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  min-width: 110px;
  transition: all var(--transition-base);
}

.tech-item:hover {
  border-color: var(--border-glass-hover);
  transform: translateY(-4px);
}

.tech-item-icon {
  font-size: 2rem;
}

.tech-item span {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ── FAQ Categories ── */
.faq-categories {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: var(--space-xl);
}

.faq-category-btn {
  padding: 8px 20px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-sans);
}

.faq-category-btn:hover,
.faq-category-btn.active {
  background: var(--cyan-dim);
  border-color: rgba(34,211,238,0.3);
  color: var(--cyan);
}

/* ── Investor Grant Card ── */
.grant-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
  transition: all var(--transition-base);
}

.grant-card:hover {
  border-color: var(--border-glass-hover);
  transform: translateY(-4px);
}

.grant-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  background: var(--blue-dim);
}

.grant-card h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

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

/* ── Blockquote / Highlight Box ── */
.highlight-box {
  background: linear-gradient(135deg, rgba(34,211,238,0.05), rgba(59,130,246,0.05));
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-xl);
  margin: var(--space-xl) 0;
}

.highlight-box p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ── Feature Nav (sidebar on features page) ── */
.feature-nav {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-xl));
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.feature-nav a {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-muted);
  border-left: 2px solid transparent;
  transition: all var(--transition-fast);
}

.feature-nav a:hover,
.feature-nav a.active {
  color: var(--cyan);
  background: var(--cyan-dim);
  border-left-color: var(--cyan);
}

/* ── App Store Button ── */
.appstore-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 28px;
  background: #000;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  color: white;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition-base);
  text-decoration: none;
}

.appstore-btn:hover {
  background: #1a1a1a;
  border-color: rgba(255,255,255,0.3);
  transform: translateY(-2px);
  color: white;
}

.appstore-btn svg {
  width: 24px;
  height: 24px;
}

/* ── Notification Banner ── */
.notification-banner {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  padding: var(--space-sm) var(--space-md);
  background: linear-gradient(90deg, rgba(34,211,238,0.1), rgba(59,130,246,0.1));
  border-bottom: 1px solid var(--border-glass);
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
  z-index: var(--z-sticky);
  display: none;
}

/* ── Success Message ── */
.success-message {
  padding: var(--space-lg);
  background: var(--cyan-dim);
  border: 1px solid rgba(0,229,255,0.25);
  border-radius: var(--radius-md);
  text-align: center;
  color: var(--cyan);
  font-weight: 500;
  display: none;
}

.success-message.show {
  display: block;
  animation: fade-in 0.3s ease-out;
}

/* ── Tactical Defense HUD Console (Hero Masterpiece) ── */
.hero-hud {
  margin-top: var(--space-3xl);
  background: linear-gradient(160deg, rgba(13, 21, 38, 0.85), rgba(6, 10, 20, 0.95));
  border: 1px solid rgba(0, 229, 255, 0.3);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7), 0 0 40px rgba(0, 229, 255, 0.15);
  overflow: hidden;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  text-align: left;
  position: relative;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}

.hero-hud-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  background: rgba(0, 229, 255, 0.06);
  border-bottom: 1px solid rgba(0, 229, 255, 0.15);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

.hero-hud-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
  font-weight: 600;
}

.hero-hud-body {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-xl);
  padding: var(--space-xl);
}

@media (max-width: 768px) {
  .hero-hud-body {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* Radar Display */
.hud-radar-container {
  position: relative;
  width: 240px;
  height: 240px;
  margin: 0 auto;
  border-radius: 50%;
  border: 2px solid rgba(0, 229, 255, 0.35);
  background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, rgba(6, 10, 20, 0.95) 70%);
  overflow: hidden;
  box-shadow: inset 0 0 30px rgba(0, 229, 255, 0.2);
}

.hud-radar-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1px dashed rgba(0, 229, 255, 0.25);
  pointer-events: none;
}

.hud-radar-ring--1 { width: 33%; height: 33%; }
.hud-radar-ring--2 { width: 66%; height: 66%; }
.hud-radar-ring--3 { width: 100%; height: 100%; border-style: solid; border-color: rgba(0, 229, 255, 0.3); }

.hud-radar-cross {
  position: absolute;
  background: rgba(0, 229, 255, 0.2);
  pointer-events: none;
}
.hud-radar-cross--h { top: 50%; left: 0; right: 0; height: 1px; }
.hud-radar-cross--v { left: 50%; top: 0; bottom: 0; width: 1px; }

.hud-radar-sweep {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 120px;
  height: 120px;
  transform-origin: 0 0;
  background: conic-gradient(from 0deg, rgba(0, 229, 255, 0.5) 0deg, rgba(0, 229, 255, 0) 60deg);
  border-radius: 100% 0 0 0;
  animation: radar-rotate 4s linear infinite;
  pointer-events: none;
}

@keyframes radar-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hud-blip {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  animation: blip-pulse 2s infinite ease-in-out;
}

.hud-blip--red {
  background: #ef4444;
  box-shadow: 0 0 10px #ef4444;
  top: 35%;
  left: 65%;
}

.hud-blip--amber {
  background: #f59e0b;
  box-shadow: 0 0 10px #f59e0b;
  top: 60%;
  left: 30%;
}

.hud-blip--cyan {
  background: #00e5ff;
  box-shadow: 0 0 10px #00e5ff;
  top: 25%;
  left: 40%;
}

@keyframes blip-pulse {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  50% { transform: scale(1.6); opacity: 0.4; }
}

/* Feed Stream */
.hud-stream {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  justify-content: center;
}

.hud-stream-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  transition: all var(--transition-fast);
  text-decoration: none;
  display: block;
}

.hud-stream-card:hover {
  background: rgba(0, 229, 255, 0.08);
  border-color: rgba(0, 229, 255, 0.3);
  transform: translateX(3px);
}

.hud-stream-card--red { border-left-color: #ef4444; }
.hud-stream-card--amber { border-left-color: #f59e0b; }
.hud-stream-card--shelter { border-left-color: #00e5ff; background: rgba(0, 229, 255, 0.05); }

.hud-stream-title {
  display: flex;
  justify-content: space-between;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.hud-stream-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.hero-hud-footer {
  display: flex;
  justify-content: space-around;
  padding: 10px 16px;
  background: rgba(6, 10, 20, 0.8);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.hero-hud-metric {
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-hud-metric strong {
  color: var(--cyan);
}

/* ── Modal Dialog System (Guides & Interactive Deep-Dives) ── */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  padding: var(--space-md);
  box-sizing: border-box;
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(6, 10, 20, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.modal-dialog {
  position: relative;
  background: linear-gradient(160deg, rgba(13, 21, 38, 0.95), rgba(8, 14, 26, 0.98));
  border: 1px solid rgba(0, 229, 255, 0.35);
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.8), 0 0 50px rgba(0, 229, 255, 0.2);
  width: 100%;
  max-width: 760px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.95) translateY(20px);
  transition: transform var(--transition-base);
  z-index: 1;
}

.modal.active .modal-dialog {
  transform: scale(1) translateY(0);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) var(--space-xl);
  border-bottom: 1px solid var(--border-glass);
  background: rgba(0, 229, 255, 0.04);
}

.modal-header h3 {
  margin: 0;
  font-size: 1.3rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.modal-close {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: var(--red);
  color: var(--red);
  transform: rotate(90deg);
}

.modal-body {
  padding: var(--space-xl);
  overflow-y: auto;
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
}

.modal-body h4 {
  color: var(--text-primary);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
  font-size: 1.1rem;
}

.modal-body h4:first-child {
  margin-top: 0;
}

.modal-body ol, .modal-body ul {
  padding-left: 20px;
  margin-bottom: var(--space-md);
}

.modal-body li {
  margin-bottom: 8px;
}

.modal-body .highlight-box {
  margin: var(--space-md) 0;
}

.modal-footer {
  padding: var(--space-md) var(--space-xl);
  border-top: 1px solid var(--border-glass);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-md);
  background: rgba(6, 10, 20, 0.6);
}

/* Guide Cards Interactive State */
.guide-card {
  text-decoration: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.guide-card:hover {
  border-color: rgba(0, 229, 255, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6), 0 0 25px rgba(0, 229, 255, 0.15);
}

.guide-card .guide-card-content {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.guide-card .guide-card-content p {
  flex-grow: 1;
  margin-bottom: var(--space-md);
}

.guide-card-action {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--cyan);
  font-size: 0.85rem;
  font-weight: 600;
  margin-top: auto;
  transition: transform var(--transition-fast);
}

.guide-card:hover .guide-card-action {
  transform: translateX(4px);
}