/* global.css - Foundational styles, header, footer, custom cursor, and global page layouts */

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  position: relative;
}

/* Custom Iridescent Scrollbar */
::-webkit-scrollbar {
  width: 7px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--accent-iris-1), var(--accent-iris-2));
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-iris-2);
}

/* 1. Global Noise Overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  opacity: 0.022;
}

/* 1.1 Custom Selection Style */
::selection {
  background-color: rgba(106, 130, 216, 0.15);
  color: var(--text-primary);
}
::-moz-selection {
  background-color: rgba(106, 130, 216, 0.15);
  color: var(--text-primary);
}

/* 1.2 Interactive Canvas Network & Ambient Aurora Glows */
#node-bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  pointer-events: none;
  opacity: 0.85;
}

.ambient-glow-1, .ambient-glow-2 {
  position: fixed;
  border-radius: 50%;
  filter: blur(130px);
  pointer-events: none;
  z-index: -1;
  opacity: 0.45;
  mix-blend-mode: multiply;
  animation: driftGlow 25s ease-in-out infinite alternate;
}

.ambient-glow-1 {
  top: -10%;
  left: -10%;
  width: 45vw;
  height: 45vw;
  background: radial-gradient(circle, rgba(106, 130, 216, 0.08) 0%, rgba(196, 168, 216, 0.04) 50%, transparent 100%);
}

.ambient-glow-2 {
  bottom: -15%;
  right: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(45, 130, 153, 0.07) 0%, rgba(232, 212, 240, 0.04) 60%, transparent 100%);
  animation-delay: -10s;
  animation-duration: 35s;
}

@keyframes driftGlow {
  0% { transform: translate(0, 0) scale(1) rotate(0deg); }
  50% { transform: translate(8%, 10%) scale(1.15) rotate(180deg); }
  100% { transform: translate(-5%, -5%) scale(0.9) rotate(360deg); }
}

/* 1.3 Premium Shimmer & Micro-Interactions */
.glass-card, .sector-card, .news-card, .project-card, .kpi-item, .table-container, .accordion-item {
  position: relative;
  overflow: hidden;
}

.glass-card::after, .sector-card::after, .news-card::after, .project-card::after, .kpi-item::after, .table-container::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    110deg,
    transparent 30%,
    rgba(255, 255, 255, 0.45) 42%,
    rgba(126, 189, 194, 0.12) 50%,
    transparent 60%
  );
  transform: translateX(-100%) skewX(-15deg);
  transition: none;
  pointer-events: none;
  z-index: 5;
}

.glass-card:hover::after, .sector-card:hover::after, .news-card:hover::after, .project-card:hover::after, .kpi-item:hover::after, .table-container:hover::after {
  transform: translateX(100%) skewX(-15deg);
  transition: transform 1.1s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Micro animations for card text headings */
.glass-card .card-title, .sector-title-card, .news-card-title, .project-title {
  position: relative;
  transition: transform var(--transition-smooth), color var(--transition-fast);
}

.glass-card:hover .card-title, .sector-card:hover .sector-title-card, .news-card:hover .news-card-title, .project-card:hover .project-title {
  transform: translateX(2px);
  color: var(--accent-iris-1);
}

/* 2. Custom Cursor */
.cursor-ring, .cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 10000;
}

.cursor-ring {
  width: 20px;
  height: 20px;
  border: 1px solid rgba(126, 189, 194, 0.6);
  border-radius: 50%;
  transition: width 0.25s var(--transition-smooth), height 0.25s var(--transition-smooth), border-color 0.25s var(--transition-smooth), background-color 0.25s var(--transition-smooth);
}

.cursor-dot {
  width: 4px;
  height: 4px;
  background: var(--accent-iris-1);
  border-radius: 50%;
  transition: opacity 0.2s var(--transition-smooth);
}

/* Hover States managed via JS classes */
body.cursor-hover .cursor-ring {
  width: 44px;
  height: 44px;
  border-color: rgba(126, 189, 194, 0.95);
  background-color: rgba(126, 189, 194, 0.06);
}

body.cursor-hover .cursor-dot {
  opacity: 0;
}

/* Hide custom cursor on mobile / devices without a mouse hover pointer */
@media (pointer: coarse) {
  .cursor-ring, .cursor-dot {
    display: none !important;
  }
}

/* 3. Global Navigation Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background-color: rgba(239, 230, 221, 0.85); /* Transparent Linen background */
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 990;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 4%;
  transition: background-color var(--transition-smooth);
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  color: var(--text-primary);
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  height: 100%;
}

.logo span.o-slash {
  display: inline-block;
  color: var(--text-primary);
  transition: text-shadow var(--transition-smooth), color var(--transition-smooth);
}

.logo:hover span.o-slash {
  color: var(--accent-iris-1);
  text-shadow: 0 0 20px rgba(106, 130, 216, 0.6);
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  height: 100%;
}

.nav-link {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  position: relative;
  padding: 10px 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: var(--gradient-iris);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-smooth);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-link.active {
  color: var(--text-primary);
}

/* CTA Contact Button */
.nav-cta {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--text-primary);
  border: 1px solid var(--border-active);
  padding: 10px 24px;
  border-radius: 4px;
  transition: background-image 400ms var(--transition-smooth), border-color var(--transition-smooth), transform var(--transition-fast);
  background-size: 200% auto;
  background-image: linear-gradient(135deg, transparent 50%, #bb4430 50%, #7ebdc2 75%, #f3dfa2 100%);
  background-position: 0% center;
}

.nav-cta:hover {
  background-position: 100% center;
  color: #231f20;
  border-color: transparent;
  transform: translateY(-1px);
}

/* Mobile Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 16px;
  cursor: pointer;
  z-index: 1000;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 1.5px;
  background-color: var(--text-primary);
  transition: transform var(--transition-smooth), opacity var(--transition-fast);
}

/* Hamburger Animations */
.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* Mobile Fullscreen Navigation */
.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--bg-primary);
  z-index: 980;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-smooth), visibility var(--transition-smooth);
}

.mobile-nav.open {
  opacity: 1;
  visibility: visible;
}

.mobile-nav .nav-link {
  font-size: 24px;
}

/* 4. Page Layout Structure */
main {
  padding-top: 80px; /* Account for fixed header */
  min-height: calc(100vh - 80px);
  position: relative;
}

/* 5. Footer CSS */
footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 80px 4% 40px 4%;
  position: relative;
  overflow: hidden;
}

/* Subtle Footer Noise layer */
footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  opacity: 0.015;
  pointer-events: none;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr 1fr;
  gap: 4rem;
  margin-bottom: 60px;
  position: relative;
  z-index: 2;
}

.footer-brand .logo {
  font-size: 26px;
  margin-bottom: 1.25rem;
}

.footer-brand .tagline {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 2rem;
  max-width: 320px;
}

.social-links {
  display: flex;
  gap: 1.25rem;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-subtle);
  display: flex;
  justify-content: center;
  align-items: center;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.social-icon svg {
  width: 18px;
  height: 18px;
  fill: var(--text-secondary);
  transition: fill var(--transition-fast);
}

.social-icon:hover {
  border-color: var(--accent-iris-1);
  transform: translateY(-2px);
}

.social-icon:hover svg {
  fill: var(--text-primary);
}

.footer-col h4 {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-links a {
  font-size: 14px;
  color: var(--text-secondary);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-links a:hover {
  color: var(--text-primary);
  padding-left: 4px;
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 14px;
  color: var(--text-secondary);
}

.footer-contact-info a {
  color: var(--accent-iris-1);
  transition: color var(--transition-fast);
}

.footer-contact-info a:hover {
  color: var(--accent-iris-2);
}

/* Footer Bottom */
.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 2;
}

.copyright {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
}

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
  font-size: 12px;
  color: var(--text-muted);
}

.footer-legal-links a {
  transition: color var(--transition-fast);
}

.footer-legal-links a:hover {
  color: var(--text-secondary);
}

/* 6. Scroll Reveal Base Classes */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1), transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Layout Sections & Containers */
.section {
  padding: 120px 4%;
  max-width: 1440px;
  margin: 0 auto;
  position: relative;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 4%;
}

.section-title {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: clamp(32px, 5vw, 48px);
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: clamp(16px, 1.8vw, 18px);
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 4.5rem;
  font-weight: 300;
  line-height: 1.6;
}

/* Call to Action Section (Universal) */
.final-cta-section {
  display: flex;
  justify-content: center;
  text-align: center;
  background-color: var(--bg-primary);
  width: 100%;
}

.final-cta-container {
  width: 100%;
  max-width: 800px;
  padding: 80px 40px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  overflow: hidden;
  margin: 0 auto;
}

.final-cta-container::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(168,184,232,0.06) 0%, transparent 60%);
  pointer-events: none;
}

.final-cta-title {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 2.5rem;
}

.final-cta-email {
  font-family: var(--font-mono);
  font-size: clamp(14px, 2vw, 18px);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.final-cta-email:hover {
  color: var(--accent-iris-1);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  header {
    padding: 0 6%;
  }

  .nav-menu, .nav-cta {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    margin-bottom: 40px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }

  .footer-legal-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}