:root {
  --bg-canvas: #160f2e;
  --bg-canvas-alt: #1a102f;
  --bg-surface: rgba(46, 16, 101, 0.4);
  --bg-surface-solid: #2e1065;
  --bg-surface-hover: rgba(46, 16, 101, 0.7);
  --text-primary: #ffffff;
  --text-muted: #d8d4e5;
  --accent-primary: #e11d48;
  --border-subtle: rgba(255, 255, 255, 0.1);
  --border-accent: rgba(225, 29, 72, 0.3);
  --glass-backdrop: blur(16px) saturate(180%);
  --ease-kinetic: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-elevation: 0 12px 32px -4px rgba(0, 0, 0, 0.4);
  --glow-accent: 0 0 24px -4px rgba(225, 29, 72, 0.6);
  --radius: 4px;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: system-ui, Roboto, sans-serif;
  background: var(--bg-canvas);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-wrap: anywhere;
  hyphens: auto;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4 {
  font-weight: 800;
  letter-spacing: -0.05em;
  margin-top: 0;
  margin-bottom: 1rem;
  line-height: 1.1;
  color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.25rem); }

p {
  margin-top: 0;
  margin-bottom: 1.5rem;
  color: var(--text-muted);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  object-fit: cover;
}

/* Layout Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

.copy-container {
  max-width: 72ch;
  margin: 0 auto;
}

/* Navigation & Header */
.site-header {
  position: static;
  padding: 1.5rem 0;
  background: transparent;
  z-index: 100;
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.desktop-nav {
  display: none;
  gap: 1.5rem;
}

.desktop-nav a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  transition: color 0.3s var(--ease-kinetic);
}

.desktop-nav a:hover {
  color: var(--accent-primary);
}

/* Mobile Nav */
.mobile-toggle {
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.75rem;
  cursor: pointer;
  display: block;
  line-height: 1;
  padding: 0.5rem;
}

.mobile-menu {
  position: absolute;
  top: 70px;
  left: 0;
  width: 100%;
  background: var(--bg-surface-solid);
  backdrop-filter: var(--glass-backdrop);
  display: flex;
  flex-direction: column;
  padding: 1rem 2rem;
  clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
  transition: clip-path 0.4s var(--ease-kinetic);
  z-index: 99;
}

.mobile-menu.active {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  box-shadow: var(--shadow-elevation);
}

.mobile-menu a {
  padding: 1rem 0;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-menu a:last-child {
  border-bottom: none;
}

/* Buttons & Links */
.btn-solid {
  background: var(--accent-primary);
  color: #fff;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  border: none;
  cursor: pointer;
  transition: transform 0.4s var(--ease-kinetic), box-shadow 0.4s var(--ease-kinetic), background 0.3s;
}

.btn-solid:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-elevation), var(--glow-accent);
  background: #be123c;
}

.link-text {
  color: var(--accent-primary);
  text-decoration: none;
  position: relative;
  font-weight: 800;
  display: inline-block;
}

.link-text::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent-primary);
  transition: width 0.4s var(--ease-kinetic);
}

.link-text:hover::after {
  width: 100%;
}

/* Structural Components */
.main-content {
  flex: 1;
}

/* Spatial Floating Deck */
.spatial-deck {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 4rem 0;
}

.layer-card {
  position: relative;
  background: var(--bg-surface);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 2.5rem;
  transition: transform 0.5s var(--ease-kinetic), box-shadow 0.5s var(--ease-kinetic);
  display: flex;
  flex-direction: column;
}

.layer-card::before {
  content: '';
  position: absolute;
  top: -8px; left: -8px; right: -8px; bottom: -8px;
  border: 1px solid var(--border-accent);
  border-radius: var(--radius);
  opacity: 0;
  transition: opacity 0.5s var(--ease-kinetic), transform 0.5s var(--ease-kinetic);
  pointer-events: none;
}

.layer-card:hover {
  transform: translateY(-8px) scale(1.015);
  box-shadow: var(--shadow-elevation), var(--glow-accent);
  z-index: 10;
  background: var(--bg-surface-hover);
}

.layer-card:hover::before {
  opacity: 1;
  transform: scale(1.02);
}

/* Hero Section */
.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
  padding: 4rem 0 6rem;
  position: relative;
}

.hero-text { z-index: 2; }
.hero-image {
  position: relative;
  z-index: 1;
}
.hero-image img {
  width: 100%;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-elevation);
  transform: perspective(1000px) rotateY(-5deg);
  transition: transform 0.6s var(--ease-kinetic);
}
.hero-image:hover img {
  transform: perspective(1000px) rotateY(0deg) scale(1.02);
}

/* Diagonal Bands */
.diagonal-band {
  position: relative;
  background: var(--bg-canvas-alt);
  padding: 8vw 0;
  margin: 4vw 0;
  clip-path: polygon(0 3vw, 100% 0, 100% calc(100% - 3vw), 0 100%);
}

.diagonal-band-inner {
  padding: 2rem 0;
}

/* Forms & Tools */
.glass-form {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-weight: 600;
  font-size: 0.9rem;
}

.glass-input {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 1rem;
  color: var(--text-primary);
  font-family: inherit;
  transition: border-color 0.3s, background 0.3s;
}

.glass-input:focus {
  outline: none;
  border-color: var(--accent-primary);
  background: rgba(255,255,255,0.1);
}

textarea.glass-input {
  resize: vertical;
  min-height: 120px;
}

.tool-output {
  margin-top: 1.5rem;
  padding: 1rem;
  background: rgba(0,0,0,0.3);
  border-radius: var(--radius);
  font-family: monospace;
  white-space: pre-wrap;
  word-break: break-all;
  min-height: 60px;
}

/* Footer */
.site-footer {
  background: var(--bg-surface-solid);
  padding: 6rem 0 3rem;
  margin-top: 5rem;
  clip-path: polygon(0 4vw, 100% 0, 100% 100%, 0 100%);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.footer-col h4 {
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  text-align: left;
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s var(--ease-kinetic);
}

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

/* Tables */
.table-wrapper {
  overflow-x: auto;
  margin-bottom: 2rem;
  background: var(--bg-surface);
  border-radius: var(--radius);
  padding: 1rem;
  border: 1px solid var(--border-subtle);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th, td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

th {
  font-weight: 800;
  color: var(--accent-primary);
}

/* Media Queries */
@media (min-width: 769px) {
  .desktop-nav { display: flex; }
  .mobile-toggle { display: none; }
  .mobile-menu { display: none !important; }
  
  .hero {
    grid-template-columns: 1.2fr 1fr;
  }
  
  .spatial-deck {
    grid-template-columns: repeat(12, 1fr);
    align-items: center;
  }
  
  .spatial-deck .layer-card:nth-child(odd) {
    grid-column: 1 / 8;
    z-index: 2;
  }
  
  .spatial-deck .layer-card:nth-child(even) {
    grid-column: 6 / 13;
    z-index: 3;
    margin-top: 4rem;
  }
  
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
  
  .glass-form.multi-col {
    grid-template-columns: 1fr 1fr;
  }
  .glass-form.multi-col .full-width {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}