:root {
  --bg-canvas: #f3f0fa;
  --bg-surface: #ffffff;
  --bg-accent: #2e1065;
  --text-primary: #1e293b;
  --text-muted: #475569;
  --text-inverse: #f3f0fa;
  --accent-primary: #2e1065;
  --border-subtle: rgba(46, 16, 101, 0.1);
  --ease-kinetic: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-soft: 0 8px 24px rgba(46, 16, 101, 0.06);
  --shadow-hover: 0 16px 32px rgba(46, 16, 101, 0.12);
}

/* Base Reset & Core Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  overflow-wrap: anywhere;
  hyphens: auto;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
  border-radius: 0 !important;
  object-fit: cover;
}

ul {
  list-style: none;
}

/* Header & Navigation */
.top-bar {
  background-color: var(--bg-canvas);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0.25rem 1rem;
  font-size: 0.75rem;
  display: flex;
  justify-content: space-between;
}

.main-header {
  background-color: var(--bg-surface);
  position: relative;
  border-bottom: 1px solid var(--border-subtle);
  z-index: 100;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--accent-primary);
  text-align: left;
  letter-spacing: -0.02em;
}

.desktop-nav {
  display: flex;
  gap: 2rem;
}

.desktop-nav a {
  font-size: 0.875rem;
  font-weight: 600;
  position: relative;
}

.desktop-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  background-color: var(--accent-primary);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s var(--ease-kinetic);
}

.desktop-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--accent-primary);
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-overlay {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
  padding: 1rem;
}

.mobile-overlay.active {
  display: block;
}

.mobile-overlay a {
  display: block;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 1rem;
}

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

/* Layout: Vertical Flow & Timeline */
.timeline-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  padding: 0 1rem;
}

.timeline-line {
  position: absolute;
  left: 1rem;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: var(--accent-primary);
  z-index: 1;
}

@media (min-width: 769px) {
  .timeline-line {
    left: 4rem;
  }
}

.timeline-section {
  position: relative;
  padding: 4rem 0 4rem 3rem;
  z-index: 2;
}

@media (min-width: 769px) {
  .timeline-section {
    padding: 6rem 0 6rem 8rem;
  }
}

.timeline-node {
  position: absolute;
  left: -0.5rem;
  top: 4.25rem;
  width: 2rem;
  height: 2rem;
  background-color: var(--bg-canvas);
  border: 1px solid var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-primary);
  border-radius: 0 !important;
}

@media (min-width: 769px) {
  .timeline-node {
    left: -1rem;
    top: 6.25rem;
    width: 3rem;
    height: 3rem;
    font-size: 1rem;
  }
}

/* Blocks & Cards */
.bg-accent-block {
  background-color: var(--bg-accent);
  color: var(--text-inverse);
  padding: 6rem 0;
  margin: 4rem 0;
  position: relative;
}

.bg-accent-block .timeline-line {
  background-color: rgba(255,255,255,0.2);
}

.bg-accent-block .timeline-node {
  background-color: var(--bg-accent);
  border-color: var(--text-inverse);
  color: var(--text-inverse);
}

.bg-accent-block h2, .bg-accent-block p {
  color: var(--text-inverse);
}

.card {
  background-color: var(--bg-surface);
  padding: 2rem;
  border-radius: 0 !important;
  box-shadow: var(--shadow-soft);
  transition: transform 0.4s var(--ease-kinetic), box-shadow 0.4s var(--ease-kinetic);
  position: relative;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

.card-img {
  width: 100%;
  aspect-ratio: 16/9;
  margin-bottom: 1.5rem;
  background-color: var(--bg-canvas);
}

@media (min-width: 769px) {
  .card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
  }
}

/* Typography & Headings */
h1, h2, h3, h4 {
  color: var(--text-primary);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
p { margin-bottom: 1.5rem; color: var(--text-muted); font-size: 1.125rem; max-width: 68ch; }

.label {
  font-size: 0.75rem;
  color: var(--accent-primary);
  display: block;
  margin-bottom: 0.5rem;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  padding: 4rem 1rem;
  background-color: var(--bg-canvas);
  border-bottom: 1px solid var(--border-subtle);
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
  width: 100%;
}

@media (min-width: 1025px) {
  .hero-content {
    grid-template-columns: 1fr 1fr;
  }
}

.hero-img-container {
  position: relative;
}

.hero-img {
  width: 100%;
  aspect-ratio: 4/5;
  box-shadow: var(--shadow-soft);
}

.hero-floating-card {
  background-color: var(--bg-surface);
  padding: 2rem;
  box-shadow: var(--shadow-hover);
  border-radius: 0 !important;
  margin-top: -3rem;
  position: relative;
  z-index: 10;
}

@media (min-width: 769px) {
  .hero-floating-card {
    position: absolute;
    bottom: -2rem;
    left: -2rem;
    max-width: 350px;
    margin-top: 0;
  }
}

.fact-list li {
  margin-bottom: 1rem;
  font-size: 0.875rem;
  display: flex;
  gap: 1rem;
  color: var(--text-muted);
}

.fact-num {
  color: var(--accent-primary);
  font-weight: 700;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  background-color: var(--bg-surface);
  color: var(--accent-primary);
  font-family: ui-monospace, monospace;
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  border: 1px solid var(--accent-primary);
  border-radius: 0 !important;
  cursor: pointer;
  box-shadow: 4px 4px 0 var(--accent-primary);
  transform: translate(0, 0);
  transition: all 0.2s var(--ease-kinetic);
  text-decoration: none;
}

.btn:hover {
  box-shadow: 0px 0px 0 var(--accent-primary);
  transform: translate(4px, 4px);
  background-color: var(--accent-primary);
  color: var(--bg-surface);
}

.btn-primary {
  background-color: var(--accent-primary);
  color: var(--bg-surface);
}

.btn-primary:hover {
  background-color: var(--text-primary);
  color: var(--bg-surface);
  border-color: var(--text-primary);
  box-shadow: 0px 0px 0 var(--text-primary);
}

/* Forms & Tools */
.form-group {
  margin-bottom: 2rem;
  position: relative;
}

.input-square {
  width: 100%;
  padding: 1rem;
  background-color: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  border-radius: 0 !important;
  font-family: inherit;
  font-size: 1rem;
  color: var(--text-primary);
  transition: border-color 0.3s ease;
}

.input-square:focus {
  outline: none;
  border-color: var(--accent-primary);
}

textarea.input-square {
  min-height: 150px;
  resize: vertical;
}

.form-timeline {
  padding-left: 2rem;
  border-left: 1px solid var(--accent-primary);
  margin-left: 1rem;
}

.form-node {
  position: absolute;
  left: -2.5rem;
  top: 0.5rem;
  width: 1.5rem;
  height: 1.5rem;
  background: var(--bg-canvas);
  border: 1px solid var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  color: var(--accent-primary);
}

/* Data Lists & Monospace Elements */
.data-list {
  border-top: 1px solid var(--border-subtle);
  margin-top: 2rem;
}

.data-row {
  display: flex;
  justify-content: space-between;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.875rem;
}

/* Footer */
.main-footer {
  background-color: var(--text-primary);
  color: var(--text-inverse);
  padding: 6rem 1rem 2rem;
  margin-top: 4rem;
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
}

@media (min-width: 769px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.footer-terminus {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.terminus-box {
  width: 2rem;
  height: 2rem;
  background-color: var(--accent-primary);
  flex-shrink: 0;
}

.footer-links h4 {
  color: var(--text-inverse);
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

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

.footer-links a {
  color: #94a3b8;
  font-size: 0.875rem;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  max-width: 1200px;
  margin: 4rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.75rem;
  color: #94a3b8;
}

@media (min-width: 769px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* Table Wrapper for No Overflow */
.table-wrapper {
  overflow-x: auto;
  margin: 2rem 0;
}

table {
  width: 100%;
  border-collapse: collapse;
}

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

th {
  font-family: ui-monospace, monospace;
  font-size: 0.875rem;
  color: var(--accent-primary);
}

/* Scroll Animations */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.7s var(--ease-kinetic);
}

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

/* Media Queries */
@media (max-width: 768px) {
  .desktop-nav { display: none; }
  .mobile-menu-btn { display: block; }
}

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