/**
 * CTS Enterprise — Technology, Security & Infrastructure
 */

.cts-loader {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  background: #060a10;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.cts-loader.is-done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.cts-loader__logo {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  color: var(--text-primary);
}

.cts-loader__line {
  width: 120px;
  height: 2px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
}

.cts-loader__line span {
  display: block;
  height: 100%;
  width: 40%;
  background: var(--gradient-brand);
  animation: cts-loader-scan 0.9s ease-in-out infinite;
}

@keyframes cts-loader-scan {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

/* Hero enterprise */
.hero--enterprise {
  min-height: 100svh;
  position: relative;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
}

.hero--enterprise .hero__title {
  font-size: clamp(2.5rem, 6.5vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.hero__title-line {
  display: block;
}

.hero__title-line--accent {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__network {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(16, 185, 180, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 80% 60%, rgba(78, 170, 219, 0.1) 0%, transparent 45%);
}

.hero__nodes {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__node-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cts-teal);
  box-shadow: 0 0 12px rgba(16, 185, 180, 0.8);
  animation: hero-node-pulse 3s ease-in-out infinite;
}

.hero__node-dot:nth-child(1) { top: 22%; left: 68%; animation-delay: 0s; }
.hero__node-dot:nth-child(2) { top: 45%; left: 78%; animation-delay: 0.8s; }
.hero__node-dot:nth-child(3) { top: 62%; left: 58%; animation-delay: 1.6s; }
.hero__node-dot:nth-child(4) { top: 35%; left: 52%; animation-delay: 2.2s; }

@keyframes hero-node-pulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.4); }
}

/* About split */
.about--enterprise .about__grid {
  align-items: start;
}

.about__title-large {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--text-muted);
  opacity: 0.35;
}

.about__stats-inline {
  display: flex;
  gap: 2.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

/* Mission / Vision */
.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.mv-panel {
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);
  backdrop-filter: blur(12px);
  transition: border-color 0.4s ease, transform 0.4s var(--wow-ease-out, ease);
}

.mv-panel:hover {
  border-color: rgba(16, 185, 180, 0.35);
  transform: translateY(-4px);
}

.mv-panel__label {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cts-teal);
  margin-bottom: 1rem;
}

.mv-panel__text {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.mv-panel--unavailable .mv-panel__text {
  font-style: italic;
  opacity: 0.85;
}

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

.value-card--enterprise {
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  position: relative;
  overflow: hidden;
  min-height: 220px;
}

.value-card--enterprise::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--wow-ease-out, ease);
}

.value-card--enterprise:hover::before {
  transform: scaleX(1);
}

.value-card--enterprise h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  margin-bottom: 0.75rem;
}

.value-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  border-radius: var(--radius-md);
  background: rgba(16, 185, 180, 0.1);
  border: 1px solid rgba(16, 185, 180, 0.2);
  color: var(--cts-teal);
}

/* Solutions ecosystem */
.solutions-eco {
  display: grid;
  grid-template-columns: minmax(260px, 300px) 1fr;
  gap: 2rem;
  margin-top: 3rem;
  align-items: start;
}

.solutions-eco__nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: sticky;
  top: calc(var(--header-h) + 1rem);
}

.solutions-eco__tab {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1rem 1.15rem;
  text-align: left;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

.solutions-eco__tab:hover {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
}

.solutions-eco__tab.is-active {
  background: rgba(16, 185, 180, 0.08);
  border-color: rgba(16, 185, 180, 0.3);
  color: var(--text-primary);
}

.solutions-eco__num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--cts-teal);
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.solutions-eco__tab-title {
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.35;
}

.solutions-eco__panel {
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.005) 100%);
  min-height: 480px;
  position: relative;
  overflow: hidden;
}

.solutions-eco__panel[data-theme="cyber"] { --eco-accent: rgba(16, 185, 180, 0.15); }
.solutions-eco__panel[data-theme="physical"] { --eco-accent: rgba(78, 170, 219, 0.15); }
.solutions-eco__panel[data-theme="av"] { --eco-accent: rgba(132, 204, 22, 0.12); }
.solutions-eco__panel[data-theme="network"] { --eco-accent: rgba(16, 185, 180, 0.12); }
.solutions-eco__panel[data-theme="training"] { --eco-accent: rgba(78, 170, 219, 0.12); }
.solutions-eco__panel[data-theme="environment"] { --eco-accent: rgba(16, 185, 180, 0.14); }

.solutions-eco__panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 20%, var(--eco-accent, rgba(16, 185, 180, 0.1)), transparent 60%);
  pointer-events: none;
}

.solutions-eco__head {
  position: relative;
  margin-bottom: 1.5rem;
}

.solutions-eco__head h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
}

.solutions-eco__summary {
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 60ch;
}

.solutions-eco__tags {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.solution-tag {
  padding: 0.4rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  transition: border-color 0.25s ease, color 0.25s ease, background 0.25s ease;
}

.solution-tag:hover {
  border-color: rgba(16, 185, 180, 0.4);
  color: var(--cts-teal);
  background: rgba(16, 185, 180, 0.06);
}

/* Cyber stack visualization */
.cyber-stack {
  position: relative;
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-width: 320px;
}

.cyber-stack__layer {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(16, 185, 180, 0.25);
  background: rgba(16, 185, 180, 0.06);
  font-size: 0.8125rem;
  font-weight: 600;
  text-align: center;
  animation: cyber-layer-in 0.5s ease both;
}

.cyber-stack__arrow {
  text-align: center;
  color: var(--cts-teal);
  font-size: 0.75rem;
  opacity: 0.6;
}

.cyber-stack__layer:nth-child(1) { animation-delay: 0.05s; }
.cyber-stack__layer:nth-child(3) { animation-delay: 0.15s; }
.cyber-stack__layer:nth-child(5) { animation-delay: 0.25s; }
.cyber-stack__layer:nth-child(7) { animation-delay: 0.35s; }
.cyber-stack__layer:nth-child(9) { animation-delay: 0.45s; }

@keyframes cyber-layer-in {
  from { opacity: 0; transform: translateX(-12px); }
  to { opacity: 1; transform: none; }
}

/* Network topology */
.network-topo {
  position: relative;
  margin-top: 1.5rem;
  min-height: 200px;
}

.network-topo__node {
  position: absolute;
  padding: 0.5rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-glass);
  cursor: default;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.network-topo__node.is-highlight {
  border-color: var(--cts-teal);
  box-shadow: 0 0 20px rgba(16, 185, 180, 0.2);
}

.network-topo__node:nth-child(1) { top: 10%; left: 50%; transform: translateX(-50%); }
.network-topo__node:nth-child(2) { top: 45%; left: 15%; }
.network-topo__node:nth-child(3) { top: 45%; right: 15%; }
.network-topo__node:nth-child(4) { bottom: 10%; left: 50%; transform: translateX(-50%); }

/* Success stories */
.stories-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.story-card {
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.35s ease, transform 0.35s var(--wow-ease-out, ease), box-shadow 0.35s ease;
}

.story-card:hover {
  border-color: rgba(16, 185, 180, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
}

.story-card__title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.story-card__scope {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.story-card__loc {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--cts-teal);
  font-weight: 600;
}

/* Story modal */
.story-modal {
  position: fixed;
  inset: 0;
  z-index: 10100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(4, 8, 14, 0.75);
  backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.story-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.story-modal__panel {
  width: min(560px, 100%);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-hover);
  background: var(--surface-elevated, #0c1219);
  transform: scale(0.95);
  transition: transform 0.35s var(--wow-ease-out, ease);
}

.story-modal.is-open .story-modal__panel {
  transform: none;
}

.story-modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.5rem;
  color: var(--text-muted);
}

/* Partners / technologies */
.partners-band {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.partners-band__tech {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.5rem;
}

.partners-band__pill {
  padding: 0.65rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

/* Team */
.team-summary {
  max-width: 52ch;
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

/* Contact enterprise */
.contact--enterprise .contact__grid {
  grid-template-columns: 1fr 1fr;
}

.contact-cta-block {
  padding: 3rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(16, 185, 180, 0.08) 0%, rgba(78, 170, 219, 0.04) 100%);
  text-align: center;
}

.contact-cta-block__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.footer--enterprise .footer__grid {
  padding-top: 3rem;
}

.footer__network-bg {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image:
    linear-gradient(rgba(16, 185, 180, 0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 185, 180, 0.5) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

/* Timeline conceptual */
.timeline-concept {
  display: flex;
  gap: 0;
  margin-top: 2rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
}

.timeline-concept__step {
  flex: 1;
  min-width: 140px;
  padding: 1.25rem;
  border-top: 2px solid var(--border);
  position: relative;
}

.timeline-concept__step::before {
  content: '';
  position: absolute;
  top: -5px;
  left: 1.25rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cts-teal);
}

.timeline-concept__year {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--cts-teal);
  margin-bottom: 0.35rem;
}

.timeline-concept__label {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

@media (max-width: 1024px) {
  .solutions-eco { grid-template-columns: 1fr; }
  .solutions-eco__nav {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .solutions-eco__tab { flex: 1 1 calc(50% - 0.5rem); }
  .mv-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .stories-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .about__stats-inline { flex-direction: column; gap: 1rem; }
  .solutions-eco__tab { flex: 1 1 100%; }
  .contact--enterprise .contact__grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .hero__node-dot,
  .cyber-stack__layer,
  .cts-loader__line span {
    animation: none !important;
  }
}