:root {
  --color-bg: #051020;
  --color-surface: #0e1e35;
  --color-surface-hover: #152945;
  --color-primary: #e6f1ff;
  --color-secondary: #8892b0;
  --color-accent: #4cc9f0;
  --color-accent-glow: rgba(76, 201, 240, 0.4);
  --color-border: #1e3a5f;
  
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-serif: 'Iowan Old Style', 'Apple Garamond', 'Baskerville', 'Times New Roman', 'Droid Serif', Times, 'Source Serif Pro', serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
  
  --spacing-base: 6px;
  --radius-pill: 9999px;
  --radius-card: 24px;
  
  --shadow-soft: 0 10px 30px -10px rgba(2, 12, 27, 0.7);
  --shadow-glow: 0 0 20px var(--color-accent-glow);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--color-bg);
  color: var(--color-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Noise Texture */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  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='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(5, 16, 32, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  padding: calc(var(--spacing-base) * 2) calc(var(--spacing-base) * 4);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand */
.brand-logo {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-base) * 2);
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.5px;
  color: var(--color-accent);
  text-shadow: 0 0 10px var(--color-accent-glow);
}

.logo-wrapper svg {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 0 5px var(--color-accent-glow));
}

/* Nav */
.main-nav {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-base) * 6);
}

.nav-list {
  display: flex;
  list-style: none;
  gap: calc(var(--spacing-base) * 4);
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-secondary);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-accent);
}

.btn-pill {
  background-color: transparent;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  padding: calc(var(--spacing-base) * 1.5) calc(var(--spacing-base) * 4);
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: 0 0 0 rgba(76, 201, 240, 0);
}

.btn-pill:hover {
  background-color: rgba(76, 201, 240, 0.1);
  box-shadow: 0 0 15px var(--color-accent-glow);
  transform: translateY(-1px);
}

/* Mobile Menu */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 5px;
}

.menu-bar {
  width: 24px;
  height: 2px;
  background-color: var(--color-accent);
  transition: 0.3s;
}

/* Footer */
.site-footer {
  background-color: var(--color-surface);
  padding: calc(var(--spacing-base) * 10) calc(var(--spacing-base) * 4) calc(var(--spacing-base) * 4);
  margin-top: calc(var(--spacing-base) * 10);
  border-top: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1.5fr 1fr;
  gap: calc(var(--spacing-base) * 6);
  margin-bottom: calc(var(--spacing-base) * 8);
}

.footer-brand {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: calc(var(--spacing-base) * 2);
}

.footer-tagline {
  color: var(--color-secondary);
  font-size: 1rem;
  font-style: italic;
  max-width: 300px;
}

.footer-heading {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-accent);
  margin-bottom: calc(var(--spacing-base) * 4);
  font-weight: 700;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-base) * 3);
  font-style: normal;
}

.contact-link {
  display: flex;
  align-items: flex-start;
  gap: calc(var(--spacing-base) * 2);
  color: var(--color-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

.contact-link:hover {
  color: var(--color-accent);
}

.icon-box svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-accent);
}

.legal-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-base) * 2);
}

.legal-links a {
  color: var(--color-secondary);
  font-size: 0.9rem;
}

.legal-links a:hover {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: calc(var(--spacing-base) * 4);
  border-top: 1px solid rgba(136, 146, 176, 0.1);
  text-align: center;
  color: var(--color-secondary);
  font-size: 0.8rem;
  opacity: 0.7;
}

/* UI Cards (Requested Style) */
.ui-card {
  background: var(--color-surface);
  border-radius: var(--radius-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: calc(var(--spacing-base) * 4);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ui-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.03), transparent);
  transition: 0.5s;
}

.ui-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px -10px rgba(2, 12, 27, 0.9), 0 0 20px rgba(76, 201, 240, 0.1);
  border-color: rgba(76, 201, 240, 0.3);
}

.ui-card:hover::before {
  left: 100%;
}

/* Feature Rows Grid */
.grid-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: calc(var(--spacing-base) * 6);
  padding: calc(var(--spacing-base) * 6);
}

/* Responsive */
@media (max-width: 768px) {
  .header-container {
    padding: 0 calc(var(--spacing-base) * 2);
  }

  .mobile-menu-toggle {
    display: flex;
    z-index: 101;
  }

  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background-color: var(--color-surface);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 2rem;
    transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: -10px 0 30px rgba(0,0,0,0.5);
  }

  .main-nav.active {
    right: 0;
  }

  .nav-list {
    flex-direction: column;
    width: 100%;
    margin-bottom: 2rem;
  }

  .nav-link {
    font-size: 1.25rem;
    display: block;
    padding: 10px 0;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: left;
  }
  
  .footer-tagline {
    max-width: 100%;
  }
}
/* footer extras */
.footer__extras{margin-top:16px;}
.footer__extrasInner{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-start;justify-content:space-between;}
.footer__social{display:flex;gap:10px;align-items:center;}
.footer-social{display:inline-flex;gap:8px;align-items:center;text-decoration:none;}
.footer-social__icon{display:block;}
.footer__poemWrap{max-width:520px;}
.footer-poem{opacity:0.9;font-size:0.95em;line-height:1.35;}

/* =========================
   Interactions (JS driven)
========================= */

/* page scroll lock while menu is open */
body.nav-open{overflow:hidden;}

/* dimmed overlay behind the mobile nav */
.nav-overlay{
  position:fixed;
  inset:0;
  background:rgba(2,12,27,0.55);
  backdrop-filter:blur(2px);
  opacity:0;
  transition:opacity .25s ease;
  z-index:90;
}
.nav-overlay.active{opacity:1;}

/* burger -> X without inline styles */
.mobile-menu-toggle.is-open .menu-bar:nth-child(1){
  transform:rotate(45deg) translate(5px,5px);
}
.mobile-menu-toggle.is-open .menu-bar:nth-child(2){
  opacity:0;
}
.mobile-menu-toggle.is-open .menu-bar:nth-child(3){
  transform:rotate(-45deg) translate(5px,-5px);
}

@media (max-width: 768px){
  .main-nav{z-index:100;}
}